:root{
  --bg:#f7f9fc;--paper:#fff;--ink:#10213d;--text:#22344f;--muted:#73829a;--line:#e4eaf2;
  --blue:#2468e8;--blue2:#5d8ff3;--blue-soft:#eef5ff;--navy:#142846;--green:#16785e;--shadow:0 18px 48px rgba(28,55,94,.09);
  --wrap:1240px;--radius:22px;
}
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.page{max-width:var(--wrap);margin:auto;padding:52px 24px 84px}.hero{padding:64px 24px 48px;max-width:var(--wrap);margin:auto}.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(360px,.78fr);gap:56px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:10px;letter-spacing:.11em;font-weight:800;color:#3667b2;text-transform:uppercase}.eyebrow:before{content:"";width:18px;height:2px;background:#4f83e9}.hero h1{font-size:58px;line-height:1.08;letter-spacing:-.055em;margin:17px 0 18px;color:#102441}.hero h1 em{font-style:normal;color:var(--blue)}.hero-lead{font-size:15px;line-height:1.9;color:#62738c;max-width:680px}.intent-composer{margin-top:27px;background:#fff;border:1px solid #dfe7f1;border-radius:20px;padding:10px;box-shadow:0 14px 38px rgba(37,68,111,.08)}.intent-composer textarea{width:100%;min-height:82px;resize:none;border:0;outline:0;padding:13px 15px 8px;font-size:15px;line-height:1.7;background:transparent}.intent-foot{display:flex;justify-content:space-between;align-items:center;gap:12px;border-top:1px solid #edf1f6;padding:10px 10px 0 12px}.mode-hints{display:flex;gap:7px;flex-wrap:wrap}.mode-pill{border:1px solid #e2e8f1;background:#f8fafc;border-radius:999px;padding:6px 9px;font-size:9.5px;color:#61738a}.primary{border:0;background:var(--blue);color:#fff;border-radius:10px;padding:11px 16px;font-size:12px;font-weight:800}.primary:hover{background:#1c5ed7}.secondary{border:1px solid #d9e2ed;background:#fff;border-radius:10px;padding:10px 14px;font-size:11px;font-weight:750}.secondary:hover{border-color:#aac2e6;background:#f9fbff}.text-btn{border:0;background:transparent;color:#2467db;font-size:11px;font-weight:750;padding:8px}.hero-actions{display:flex;gap:8px;align-items:center}.micro-hint{font-size:9px;color:#8a98ab}.hero-visual{position:relative;min-height:420px}.orbit{position:absolute;inset:4% 0 0 5%;border:1px solid #dbe7f8;border-radius:50%;opacity:.8}.orbit.two{inset:13% 8% 7% 15%;border-style:dashed}.guide-card{position:absolute;inset:26px 12px 22px 38px;background:linear-gradient(148deg,#15345f,#0f2748);border-radius:30px;padding:28px;color:#fff;box-shadow:0 26px 70px rgba(16,46,84,.18);overflow:hidden}.guide-card:after{content:"";position:absolute;width:250px;height:250px;border:1px solid rgba(122,169,235,.24);border-radius:50%;right:-110px;bottom:-110px}.guide-top{display:flex;justify-content:space-between;align-items:center}.guide-label{font-size:9px;letter-spacing:.12em;color:#a7c5ef}.guide-state{font-size:9px;color:#83d5bd;background:rgba(31,160,123,.14);border:1px solid rgba(79,200,164,.2);padding:5px 7px;border-radius:999px}.guide-card h3{font-size:25px;line-height:1.35;margin:20px 0 10px}.guide-card p{font-size:12px;line-height:1.8;color:#c2d0e4;margin:0}.chat-demo{margin-top:25px;display:grid;gap:9px}.bubble{max-width:86%;padding:10px 12px;border-radius:12px;font-size:10.5px;line-height:1.65}.bubble.user{justify-self:end;background:#fff;color:#233b5f}.bubble.ai{background:rgba(255,255,255,.08);color:#d5e0ef;border:1px solid rgba(255,255,255,.08)}.guide-mini-result{margin-top:14px;background:#fff;color:#1c355a;border-radius:15px;padding:12px;display:grid;grid-template-columns:36px 1fr auto;gap:9px;align-items:center}.mini-avatar{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;background:#eaf2ff;color:#2459a8;font-weight:800}.guide-mini-result b{font-size:10.5px}.guide-mini-result small{display:block;color:#7a8ba1;font-size:8.5px;margin-top:3px}.guide-mini-result span{font-size:8.5px;color:#1c6f58;background:#eaf8f3;border-radius:999px;padding:5px 6px}

.section{padding:28px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:18px}.section-head h2{font-size:27px;margin:7px 0 0;letter-spacing:-.035em;color:#132b4d}.section-head p{font-size:11px;color:#7f8da1;margin:7px 0 0}.kicker{font-size:9px;letter-spacing:.12em;text-transform:uppercase;color:#2a68ca;font-weight:850}.entry-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.entry-card{background:#fff;border:1px solid var(--line);border-radius:24px;padding:26px;display:grid;grid-template-columns:1fr 190px;gap:22px;min-height:226px;position:relative;overflow:hidden}.entry-card h3{font-size:23px;margin:10px 0}.entry-card p{font-size:11px;color:#708198;line-height:1.8;max-width:520px}.entry-card .entry-icon{width:46px;height:46px;border-radius:14px;background:#eef5ff;color:#2468e8;display:grid;place-items:center;font-size:22px}.entry-card.alt .entry-icon{background:#f0f8f4;color:#188064}.entry-art{border-radius:18px;background:linear-gradient(145deg,#f0f6ff,#e5efff);position:relative;min-height:160px}.entry-card.alt .entry-art{background:linear-gradient(145deg,#eff8f4,#e2f0ea)}.stack-paper{position:absolute;width:90px;height:112px;border-radius:10px;background:#fff;box-shadow:0 10px 24px rgba(44,75,119,.11);left:32px;top:26px;transform:rotate(-5deg);border:1px solid #e7edf5}.stack-paper.two{left:54px;top:17px;transform:rotate(5deg)}.stack-paper:before{content:"";position:absolute;left:13px;right:13px;top:21px;height:4px;background:#d7e5fb;box-shadow:0 15px 0 #e8eef7,0 30px 0 #e8eef7,0 45px 0 #e8eef7}.human-art{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:104px;height:104px;border-radius:50%;background:#fff;box-shadow:0 14px 30px rgba(53,99,78,.12);display:grid;place-items:center}.human-art:before{content:"";width:42px;height:42px;border-radius:50%;background:#c9e4d8;box-shadow:0 37px 0 11px #dbece4}.split-actions{display:flex;gap:8px;margin-top:18px}

.pack-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.pack-card{background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;transition:.18s ease;position:relative}.pack-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}.pack-cover{height:152px;padding:18px;position:relative;overflow:hidden;display:flex;align-items:flex-end}.pack-cover .cover-badge{position:absolute;left:14px;top:13px;background:rgba(255,255,255,.88);backdrop-filter:blur(10px);font-size:8px;font-weight:800;padding:5px 7px;border-radius:999px}.pack-cover .cover-glyph{position:absolute;right:10px;bottom:-17px;font-size:92px;opacity:.15;line-height:1}.pack-cover h3{font-size:19px;margin:0;max-width:85%;line-height:1.35}.pack-body{padding:15px}.pack-meta{display:flex;gap:9px;flex-wrap:wrap;color:#7f8ea3;font-size:8.5px;margin-bottom:12px}.pack-desc{font-size:10px;line-height:1.7;color:#65758c;min-height:51px}.pack-foot{display:flex;align-items:center;justify-content:space-between;border-top:1px solid #eef2f6;padding-top:12px;margin-top:12px}.creator{display:flex;align-items:center;gap:7px}.creator-dot{width:25px;height:25px;border-radius:8px;background:#eff4fb;display:grid;place-items:center;color:#486486;font-size:9px;font-weight:800}.creator small{font-size:8.5px;color:#73839a}.pack-foot button{border:0;background:transparent;color:#1e5dc2;font-size:9.5px;font-weight:800}.pack-card .demo-label{position:absolute;right:10px;top:10px;font-size:7px;color:#687990;background:#fff;border:1px solid #e1e7ef;padding:4px 6px;border-radius:999px}

.tutor-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.tutor-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:18px;position:relative}.tutor-top{display:flex;gap:12px;align-items:center}.tutor-avatar{width:56px;height:56px;border-radius:16px;background:linear-gradient(145deg,#eaf2ff,#dbe9fb);display:grid;place-items:center;color:#264d85;font-weight:850}.tutor-title h3{font-size:15px;margin:4px 0 3px}.tutor-title p{font-size:9.5px;color:#7a8aa0;margin:0}.demo-tutor{font-size:7.5px;color:#6e7f95;background:#f5f7fa;border:1px solid #e7ebf1;padding:3px 5px;border-radius:999px}.tag-row{display:flex;flex-wrap:wrap;gap:6px;margin:14px 0}.tag{font-size:8.5px;color:#536981;background:#f3f6fa;border-radius:7px;padding:5px 6px}.tutor-reason{background:#f7faff;border-radius:12px;padding:11px;font-size:9.5px;line-height:1.65;color:#5f738f;min-height:65px}.tutor-foot{display:flex;align-items:center;justify-content:space-between;margin-top:14px}.tutor-foot span{font-size:9px;color:#7a8ca3}.tutor-foot b{font-size:11px;color:#1b3459}.tutor-actions{display:flex;gap:7px;margin-top:12px}.tutor-actions button{flex:1}.match-pill{position:absolute;right:13px;top:13px;background:#edf5ff;color:#2464c8;font-size:8px;font-weight:850;padding:5px 7px;border-radius:999px}

.page-hero{padding:45px 24px 22px;max-width:var(--wrap);margin:auto}.page-hero h1{font-size:42px;letter-spacing:-.045em;margin:12px 0 10px;color:#112948}.page-hero p{font-size:12px;line-height:1.8;color:#728198;max-width:740px}.toolbar{display:flex;gap:9px;flex-wrap:wrap;margin:22px 0}.searchbox{flex:1;min-width:260px;background:#fff;border:1px solid #dfe6ef;border-radius:13px;padding:10px 13px;display:flex;align-items:center;gap:9px}.searchbox input{flex:1;border:0;outline:0;background:transparent;font-size:12px}.filter{border:1px solid #dfe6ef;background:#fff;border-radius:11px;padding:9px 11px;font-size:10.5px}.empty{border:1px dashed #d8e0eb;background:#fbfcfe;border-radius:20px;padding:44px;text-align:center;color:#7b8b9f}.empty h3{color:#2b425f;margin:9px 0;font-size:18px}.empty p{font-size:10.5px;line-height:1.8;max-width:560px;margin:0 auto 15px}.empty-icon{width:45px;height:45px;margin:auto;border-radius:14px;background:#eef5ff;display:grid;place-items:center;color:#2e67bf;font-size:20px}

.builder-layout{display:grid;grid-template-columns:370px 1fr;gap:20px}.builder-side,.builder-main,.panel-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:20px}.builder-side{height:max-content}.builder-side h3,.builder-main h3{font-size:16px;margin:0 0 13px}.builder-side p,.builder-main p{font-size:10px;color:#74849a;line-height:1.75}.dropzone{border:1px dashed #b9cbe3;border-radius:15px;padding:22px;text-align:center;background:#f8fbff;margin:15px 0}.dropzone.drag{border-color:#4b7fd1;background:#f1f7ff}.dropzone input{display:none}.dropzone b{display:block;font-size:11px}.dropzone small{display:block;color:#8694a7;font-size:8.5px;margin:5px 0 12px}.file-list{display:grid;gap:7px}.file-item{display:grid;grid-template-columns:1fr auto;gap:8px;padding:9px 10px;background:#f7f9fc;border-radius:10px}.file-item b{font-size:9.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.file-item span{font-size:8px;color:#8694a8}.field{display:grid;gap:6px;margin:12px 0}.field label{font-size:9.5px;color:#66768c;font-weight:700}.field input,.field textarea,.field select{border:1px solid #dfe6ef;background:#fff;border-radius:10px;padding:10px 11px;font-size:11px;outline:0}.field textarea{resize:vertical}.compile-status{display:flex;gap:8px;align-items:center;padding:11px;background:#f4f8fd;border-radius:12px;font-size:9.5px;color:#5c708c}.status-dot{width:8px;height:8px;border-radius:50%;background:#94a4b8}.status-dot.ok{background:#2ba278}.status-dot.work{background:#3577e4;animation:pulse 1s infinite}.status-dot.warn{background:#d19a2e}@keyframes pulse{50%{opacity:.35}}.skillgraph{display:grid;gap:10px;margin-top:14px}.step-node{display:grid;grid-template-columns:42px 1fr auto;gap:12px;align-items:start;border:1px solid #e5eaf1;background:#fbfcfe;border-radius:14px;padding:12px}.step-no{width:34px;height:34px;border-radius:10px;background:#eaf2ff;color:#2467d0;display:grid;place-items:center;font-size:9px;font-weight:850}.step-node h4{font-size:11px;margin:0 0 5px}.step-node p{font-size:9px;line-height:1.6;margin:0;color:#76869b}.step-node small{font-size:8px;color:#7b899a}.step-actions{display:flex;gap:6px}.step-actions button{border:0;background:#f1f4f8;border-radius:7px;padding:5px 6px;font-size:8px}.builder-actions{display:flex;justify-content:flex-end;gap:8px;border-top:1px solid #edf1f5;padding-top:15px;margin-top:17px}.capability-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:14px}.capability-strip div{background:#f7f9fc;border-radius:12px;padding:11px}.capability-strip b{font-size:9px;display:block}.capability-strip span{font-size:8px;color:#7d8b9d;display:block;margin-top:3px}

.detail-grid{display:grid;grid-template-columns:1fr 330px;gap:20px}.detail-main,.detail-side{background:#fff;border:1px solid var(--line);border-radius:22px;padding:24px}.detail-cover{height:280px;border-radius:18px;position:relative;padding:30px;display:flex;align-items:flex-end;overflow:hidden}.detail-cover h1{font-size:32px;margin:0;max-width:72%;line-height:1.2}.detail-cover .cover-glyph{position:absolute;right:20px;bottom:-34px;font-size:180px;opacity:.12}.detail-main h2{font-size:17px;margin:24px 0 12px}.detail-main p{font-size:10.5px;line-height:1.8;color:#687990}.meta-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:15px}.meta-grid div{background:#f7f9fc;border-radius:11px;padding:11px}.meta-grid small{font-size:8px;color:#8390a1}.meta-grid b{display:block;font-size:10.5px;margin-top:4px}.side-price{font-size:29px;font-weight:850;color:#16355d}.side-price small{font-size:10px;color:#7e8da1;font-weight:500}.side-list{display:grid;gap:9px;margin:18px 0}.side-list div{display:flex;gap:8px;align-items:center;font-size:9.5px;color:#64758b}.check{width:18px;height:18px;border-radius:50%;background:#eaf7f2;color:#16785e;display:grid;place-items:center;font-size:9px}.mentor-mini{border-top:1px solid #edf1f5;margin-top:17px;padding-top:16px}.mentor-mini>div{display:flex;align-items:center;gap:10px}.mentor-mini p{font-size:9px;color:#8290a2;line-height:1.6}.timeline{display:grid;gap:8px}.timeline .step-node{grid-template-columns:36px 1fr}.timeline .step-no{width:30px;height:30px}

.coach-page{height:calc(100vh - 72px);min-height:650px;background:#0c1728;color:#fff;display:grid;grid-template-rows:auto 1fr}.coach-top{height:64px;border-bottom:1px solid rgba(255,255,255,.08);display:flex;align-items:center;justify-content:space-between;padding:0 24px}.coach-top>div{display:flex;align-items:center;gap:12px}.coach-top small{font-size:8px;color:#96a8c0}.coach-top b{font-size:12px}.coach-main{display:grid;grid-template-columns:minmax(0,1.6fr) 410px;min-height:0}.camera-stage{position:relative;background:#0a1422;overflow:hidden;display:grid;place-items:center}.camera-stage video{width:100%;height:100%;object-fit:cover;display:none}.camera-stage video.active{display:block}.camera-placeholder{text-align:center;color:#8798b0;max-width:440px}.camera-placeholder .cam-icon{width:66px;height:66px;border:1px solid #34445c;border-radius:20px;display:grid;place-items:center;margin:0 auto 16px;font-size:27px}.camera-placeholder h3{font-size:18px;color:#dce6f3;margin:0 0 8px}.camera-placeholder p{font-size:10px;line-height:1.7}.camera-overlay{position:absolute;left:18px;right:18px;bottom:18px;display:flex;justify-content:space-between;align-items:end;pointer-events:none}.observer-state{background:rgba(13,31,54,.78);backdrop-filter:blur(13px);border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:10px 12px;font-size:9px;color:#c5d2e2}.observer-state .live{color:#77dbb8}.camera-controls{display:flex;gap:8px;pointer-events:auto}.camera-controls button{border:1px solid rgba(255,255,255,.16);background:rgba(19,45,76,.86);color:#fff;border-radius:10px;padding:9px 11px;font-size:9px}.coach-side{background:#111e31;border-left:1px solid rgba(255,255,255,.08);padding:22px;overflow:auto}.step-progress{font-size:8px;color:#7890ad;letter-spacing:.1em}.coach-side h2{font-size:22px;line-height:1.35;margin:11px 0 8px}.coach-side>p{font-size:10px;color:#98a9bf;line-height:1.75}.coach-visual{height:125px;border-radius:14px;background:linear-gradient(145deg,#192d49,#14263d);margin:16px 0;display:grid;place-items:center;color:#6385ae;font-size:56px;position:relative;overflow:hidden}.coach-visual:after{content:"目标状态示意";position:absolute;left:10px;bottom:8px;font-size:7px;color:#7188a5}.checkpoint-list{display:grid;gap:7px}.checkpoint{display:grid;grid-template-columns:22px 1fr;gap:8px;align-items:center;background:#15263d;border-radius:10px;padding:9px}.checkpoint i{width:18px;height:18px;border-radius:50%;border:1px solid #38516f;display:grid;place-items:center;font-style:normal;font-size:8px;color:#6f89a8}.checkpoint.done i{background:#143f38;border-color:#26735e;color:#7ee0bd}.checkpoint.warn i{background:#44391d;border-color:#796729;color:#efd777}.checkpoint span{font-size:9px;color:#b9c7d8}.ai-feedback{margin-top:14px;border:1px solid #28425f;border-radius:13px;padding:12px;background:#10243b}.ai-feedback b{font-size:9px;color:#8fb4e2}.ai-feedback p{font-size:10px;line-height:1.7;color:#d1dbea;margin:7px 0 0}.coach-actions{display:flex;gap:7px;margin-top:14px}.coach-actions button{flex:1;border:1px solid #315073;background:#162c47;color:#dce8f6;border-radius:10px;padding:9px;font-size:9px}.coach-actions .next{background:#2b68d7;border-color:#2b68d7;color:#fff}

.tutor-profile{display:grid;grid-template-columns:1fr 320px;gap:20px}.profile-main,.profile-side{background:#fff;border:1px solid var(--line);border-radius:22px;padding:24px}.profile-head{display:flex;gap:16px;align-items:center}.profile-avatar{width:84px;height:84px;border-radius:22px;background:linear-gradient(145deg,#e9f3ff,#d6e6f9);display:grid;place-items:center;font-size:24px;font-weight:850;color:#285486}.profile-head h1{font-size:28px;margin:6px 0 4px}.profile-head p{margin:0;color:#75859b;font-size:10.5px}.profile-bio{font-size:11px;line-height:1.85;color:#62748b;margin:19px 0}.profile-section{border-top:1px solid #edf1f5;padding-top:18px;margin-top:18px}.profile-section h3{font-size:14px;margin:0 0 12px}.mini-pack-list{display:grid;grid-template-columns:1fr 1fr;gap:9px}.mini-pack{border:1px solid #e4eaf1;background:#fbfcfe;border-radius:13px;padding:12px}.mini-pack b{font-size:10px}.mini-pack small{display:block;color:#7c8ba0;font-size:8px;margin-top:5px}.profile-side .big-action{width:100%;margin-top:8px}.profile-side h3{font-size:18px;margin:0}.profile-side p{font-size:9.5px;color:#74859b;line-height:1.7}.profile-facts{display:grid;gap:8px;margin:16px 0}.profile-facts div{display:flex;justify-content:space-between;padding:9px;background:#f7f9fc;border-radius:10px;font-size:9px}.profile-facts span{color:#8491a2}.profile-facts b{color:#304761}

.learn-layout{display:grid;grid-template-columns:280px 1fr;gap:18px}.learn-sidebar,.learn-main{background:#fff;border:1px solid var(--line);border-radius:20px;padding:18px}.learn-nav{display:grid;gap:5px}.learn-nav button{border:0;background:transparent;text-align:left;border-radius:9px;padding:10px;font-size:10px}.learn-nav button.active{background:#eef5ff;color:#225cb6;font-weight:800}.resume-card{display:grid;grid-template-columns:70px 1fr auto;gap:12px;align-items:center;border:1px solid #e5eaf1;border-radius:14px;padding:12px;margin-top:9px}.resume-cover{height:58px;border-radius:11px;display:grid;place-items:center;font-size:26px}.resume-card b{font-size:10.5px}.resume-card small{display:block;color:#8491a3;font-size:8px;margin-top:4px}.progress-line{height:5px;background:#e9eef5;border-radius:99px;margin-top:7px;overflow:hidden}.progress-line i{display:block;height:100%;background:#3d79e2;border-radius:99px}.resume-card button{border:1px solid #dfe6ef;background:#fff;border-radius:9px;padding:8px 10px;font-size:8.5px}.profile-box{background:#f7f9fc;border-radius:13px;padding:13px}.profile-box b{font-size:10px}.profile-box p{font-size:9px;color:#71839a;line-height:1.7;margin:6px 0}.profile-box button{border:0;background:transparent;color:#2466c9;font-size:9px;padding:0;font-weight:800}

.share-hero{display:grid;grid-template-columns:1fr 420px;gap:26px;align-items:center}.share-hero h1{font-size:45px;letter-spacing:-.045em;margin:14px 0}.share-hero p{font-size:12px;color:#718198;line-height:1.85}.capture-flow{background:#fff;border:1px solid var(--line);border-radius:22px;padding:20px}.capture-flow h3{font-size:15px;margin:0 0 12px}.flow-step{display:grid;grid-template-columns:30px 1fr;gap:9px;padding:10px 0;border-bottom:1px solid #edf1f5}.flow-step:last-child{border:0}.flow-step b{width:27px;height:27px;border-radius:9px;background:#edf4ff;color:#2c68c6;display:grid;place-items:center;font-size:8px}.flow-step strong{font-size:10px}.flow-step small{display:block;font-size:8px;color:#8390a2;margin-top:3px}

.me-grid{display:grid;grid-template-columns:310px 1fr;gap:18px}.account-card,.me-main{background:#fff;border:1px solid var(--line);border-radius:20px;padding:20px}.account-card{text-align:center;height:max-content}.account-card .user-avatar{width:62px;height:62px;border-radius:18px;margin:auto;font-size:18px}.account-card h3{margin:12px 0 3px;font-size:16px}.account-card p{font-size:9px;color:#8492a4}.account-menu{display:grid;gap:5px;margin-top:18px;text-align:left}.account-menu button,.account-menu .account-admin-link{border:0;background:transparent;border-radius:9px;padding:10px;font-size:10px;display:flex;align-items:center;justify-content:space-between;color:inherit;text-decoration:none}.account-menu button:hover,.account-menu .account-admin-link:hover{background:#f4f7fb}.account-menu .account-admin-link{margin-top:5px;background:#f2f7ff;color:#1d5ca7;font-weight:750;border:1px solid #dbe8f8}.account-menu .account-admin-link span{font-size:12px}.me-main h2{font-size:18px;margin:0 0 15px}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:9px}.stat{background:#f7f9fc;border-radius:12px;padding:12px}.stat b{font-size:19px;display:block}.stat span{font-size:8px;color:#8290a2}.data-list{display:grid;gap:8px}.data-row{border:1px solid #e4e9f0;border-radius:12px;padding:11px;display:flex;justify-content:space-between;align-items:center;gap:12px}.data-row b{font-size:10px}.data-row small{display:block;font-size:8px;color:#8794a5;margin-top:4px}.data-row button{border:1px solid #dfe5ed;background:#fff;border-radius:8px;padding:7px 8px;font-size:8px}

.assistant-fab{position:fixed;right:22px;bottom:22px;z-index:45;border:0;background:#15365f;color:#fff;border-radius:999px;padding:12px 16px;box-shadow:0 16px 40px rgba(18,49,88,.28);font-size:11px;font-weight:800;display:flex;align-items:center;gap:8px}.spark{color:#7fb2ff}.assistant-panel{position:fixed;z-index:50;top:0;right:0;height:100vh;width:min(430px,100vw);background:#fff;border-left:1px solid #dfe6ef;box-shadow:-24px 0 70px rgba(25,52,88,.14);display:grid;grid-template-rows:auto auto 1fr auto auto;transform:translateX(104%);transition:.24s ease}.assistant-panel.open{transform:translateX(0)}.assistant-head{height:72px;padding:0 16px 0 18px;border-bottom:1px solid #e7ecf2;display:flex;align-items:center;justify-content:space-between}.assistant-head>div{display:flex;align-items:center;gap:10px}.assistant-orb{width:34px;height:34px;border-radius:11px;background:#153760;color:#8eb9ff;display:grid;place-items:center}.assistant-head b{font-size:12px}.assistant-head small{display:block;font-size:8px;color:#8794a7;margin-top:2px}.assistant-head button{border:0;background:#f3f5f8;border-radius:8px;width:30px;height:30px}.assistant-context{padding:9px 16px;background:#f7f9fc;border-bottom:1px solid #e9edf2;font-size:8.5px;color:#73839a;min-height:36px}.chat-stream{padding:16px;overflow:auto;display:flex;flex-direction:column;gap:10px}.chat-msg{max-width:88%;font-size:10.5px;line-height:1.75;padding:10px 12px;border-radius:13px}.chat-msg.assistant{align-self:flex-start;background:#f2f6fb;color:#3d526d;border-bottom-left-radius:4px}.chat-msg.user{align-self:flex-end;background:#173d6d;color:#fff;border-bottom-right-radius:4px}.chat-card{align-self:stretch;border:1px solid #e1e7ef;border-radius:13px;padding:11px;background:#fff}.chat-card h4{font-size:10.5px;margin:0 0 6px}.chat-card p{font-size:9px;line-height:1.6;color:#728299;margin:0}.chat-card .chat-actions{display:flex;gap:7px;margin-top:9px}.chat-card button{border:1px solid #dbe3ed;background:#fff;border-radius:8px;padding:7px 8px;font-size:8px}.chat-card button.primary-mini{background:#2468df;color:#fff;border-color:#2468df}.assistant-quick{padding:0 16px 10px;display:flex;gap:6px;flex-wrap:wrap}.assistant-quick button{border:1px solid #e0e6ee;background:#f8fafc;border-radius:999px;padding:6px 8px;font-size:8.5px;color:#61738b}.assistant-composer{margin:0 12px 12px;border:1px solid #dfe6ef;border-radius:14px;padding:9px;background:#fff}.assistant-composer textarea{width:100%;border:0;outline:0;resize:none;font-size:10.5px;line-height:1.6}.composer-actions{display:flex;justify-content:flex-end;gap:7px}.icon-action{border:0;background:#f2f5f9;border-radius:8px;width:30px;height:30px}.send-btn{border:0;background:#225fca;color:#fff;border-radius:8px;padding:0 12px;height:30px;font-size:9px;font-weight:800}

.modal{position:fixed;inset:0;z-index:60;background:rgba(9,24,43,.35);backdrop-filter:blur(5px);display:none;align-items:center;justify-content:center;padding:20px}.modal.show{display:flex}.modal-card{position:relative;width:min(620px,95vw);max-height:90vh;overflow:auto;background:#fff;border-radius:22px;padding:25px;box-shadow:0 30px 90px rgba(10,30,58,.25)}.modal-card.wide{width:min(820px,96vw)}.modal-close{position:absolute;right:14px;top:14px;width:30px;height:30px;border:0;background:#f2f5f8;border-radius:9px}.modal h2{font-size:20px;margin:0 0 8px}.modal p{font-size:10px;color:#73849a;line-height:1.7}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.form-grid .full{grid-column:1/-1}.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:17px}.toast{position:fixed;z-index:80;left:50%;bottom:25px;transform:translate(-50%,20px);opacity:0;background:#102846;color:#fff;border-radius:11px;padding:10px 14px;font-size:10px;transition:.2s;pointer-events:none}.toast.show{opacity:1;transform:translate(-50%,0)}

.footer{border-top:1px solid #e1e7ef;background:#fff}.footer-inner{max-width:var(--wrap);margin:auto;padding:25px 24px;display:flex;align-items:center;justify-content:space-between;gap:20px}.footer-brand b{font-size:11px}.footer-brand span{font-size:8.5px;color:#8995a4;margin-left:9px}.footer-links{display:flex;gap:15px;align-items:center;font-size:8.5px;color:#8290a2}.footer-links button{border:0;background:transparent;color:inherit;padding:0}

@media(max-width:1100px){.top-actions .assistant-top{display:none}.hero-grid,.entry-grid,.detail-grid,.tutor-profile,.share-hero{grid-template-columns:1fr}.hero-visual{min-height:360px}.pack-grid{grid-template-columns:repeat(2,1fr)}.tutor-grid{grid-template-columns:repeat(2,1fr)}.builder-layout{grid-template-columns:1fr}.coach-main{grid-template-columns:1fr 360px}.main-nav{gap:2px}.nav-link{padding:8px 7px}}
@media(max-width:800px){.admin-entry{display:none}.topbar-inner{padding:0 14px;gap:12px}.main-nav{display:none}.top-actions{margin-left:auto}.user-copy{display:none}.hero{padding:38px 15px}.hero h1{font-size:42px}.hero-grid{gap:24px}.guide-card{inset:15px 0 15px 0}.page,.page-hero{padding-left:15px;padding-right:15px}.entry-card{grid-template-columns:1fr}.entry-art{min-height:130px}.pack-grid,.tutor-grid,.mini-pack-list{grid-template-columns:1fr}.meta-grid,.stat-grid{grid-template-columns:repeat(2,1fr)}.coach-page{height:auto;min-height:100vh}.coach-main{grid-template-columns:1fr}.camera-stage{height:54vh}.coach-side{border-left:0;border-top:1px solid rgba(255,255,255,.08)}.learn-layout,.me-grid{grid-template-columns:1fr}.learn-sidebar{display:none}.form-grid{grid-template-columns:1fr}.form-grid .full{grid-column:auto}.footer-inner{flex-direction:column;align-items:flex-start}.assistant-fab{right:14px;bottom:14px}.capability-strip{grid-template-columns:1fr 1fr}.page-hero h1{font-size:35px}}


/* ================= YANXI Tutor v0.5 Learning Experience ================= */
.hero-v5{padding-top:72px;padding-bottom:70px;overflow:visible}.hero-v5 .hero-grid{align-items:center;grid-template-columns:minmax(0,1.08fr) minmax(420px,.92fr);gap:76px}.hero-copy-v5 h1{max-width:780px;font-size:58px;line-height:1.08;letter-spacing:-.055em}.hero-copy-v5 h1 em{color:#2468df;font-style:normal}.hero-copy-v5 .hero-lead{max-width:730px;font-size:14px;line-height:1.9}.intent-v5{max-width:760px;margin-top:28px}.brand-promise{display:flex;gap:14px;align-items:center;margin-top:20px;color:#7a899d;font-size:10px}.brand-promise b{color:#17304f;font-size:11px}.hero-guide-workspace{min-height:500px;display:flex;align-items:center;justify-content:center;overflow:visible}.guide-live-card{width:100%;max-width:520px;min-height:430px;background:linear-gradient(160deg,#102d53,#173f72);border-radius:32px;color:#fff;box-shadow:0 34px 90px rgba(21,55,96,.20);padding:26px;position:relative;overflow:hidden}.guide-live-card:after{content:"";position:absolute;width:300px;height:300px;border:1px solid rgba(130,178,245,.14);border-radius:50%;right:-120px;bottom:-130px}.guide-live-head{display:flex;justify-content:space-between;align-items:center;position:relative;z-index:2}.guide-live-head>div{display:flex;align-items:center;gap:10px}.assistant-orb.mini{width:38px;height:38px}.guide-live-head b{font-size:13px}.guide-live-head small{display:block;color:#9fb8d7;font-size:9px;margin-top:2px}.guide-live-body{position:relative;z-index:2;margin-top:42px}.guide-question{font-size:27px;font-weight:850;letter-spacing:-.025em;max-width:390px;line-height:1.28}.guide-live-body>p{color:#b8c8db;font-size:11px;line-height:1.8;margin:13px 0 22px;max-width:420px}.guide-examples{display:flex;flex-wrap:wrap;gap:7px;margin:14px 0}.guide-examples button,.guide-route-actions button{border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.07);color:#dbe8f7;border-radius:10px;padding:9px 11px;font-size:9px}.guide-examples button:hover,.guide-route-actions button:hover{background:rgba(255,255,255,.13)}.guide-understanding{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.09);padding:13px;border-radius:13px;margin-bottom:13px}.guide-understanding small{display:block;color:#92acd0;font-size:8px;margin-bottom:5px}.guide-understanding b{font-size:10px;line-height:1.55}.guide-mini-composer{display:grid;grid-template-columns:1fr auto;background:#fff;border-radius:15px;padding:7px;margin-top:13px}.guide-mini-composer input{border:0;outline:0;padding:7px 9px;font-size:10.5px;color:#193451;min-width:0}.guide-mini-composer button{border:0;background:#2a70e8;color:#fff;border-radius:10px;padding:0 15px;font-size:9px;font-weight:800}.guide-route-actions{display:flex;gap:8px;margin-top:10px}.entry-v5 .entry-card{min-height:270px}.entry-route-preview{display:flex;align-items:center;gap:7px;justify-content:center;min-height:150px;background:linear-gradient(145deg,#f7faff,#eef5ff);border-radius:18px;padding:18px}.entry-route-preview span{background:#fff;border:1px solid #dfe8f5;border-radius:11px;padding:11px 12px;font-size:9px;font-weight:800;color:#35506f;box-shadow:0 6px 18px rgba(43,79,123,.05)}.entry-route-preview i{font-style:normal;color:#79a0d1}

.creator-hero{padding-bottom:20px}.creator-progress{max-width:900px;display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:30px}.creator-progress>div{display:flex;align-items:center;gap:11px;padding:13px;border:1px solid #e2e8f0;border-radius:14px;background:#fff}.creator-progress i{width:31px;height:31px;border-radius:10px;background:#eef2f7;color:#71839a;display:grid;place-items:center;font-style:normal;font-size:9px;font-weight:850}.creator-progress b{display:block;font-size:10px}.creator-progress small{display:block;font-size:8px;color:#8a97a7;margin-top:3px}.creator-progress .active{border-color:#bfd4f7;background:#f7faff}.creator-progress .active i,.creator-progress .done i{background:#2468df;color:#fff}.creator-workspace{display:grid;grid-template-columns:minmax(0,1.25fr) 390px;gap:20px;align-items:start}.creator-upload,.creator-goal,.route-review{background:#fff;border:1px solid #e1e7ef;border-radius:24px;padding:24px}.creator-upload-head{display:flex;align-items:flex-start;gap:13px;margin-bottom:18px}.creator-upload-head h2,.creator-goal h2,.route-review-head h2{font-size:22px;margin:0 0 6px}.creator-upload-head p,.creator-goal>p,.route-review-head p{font-size:10px;color:#78889d;line-height:1.7;margin:0}.dropzone-v5{min-height:300px;border:1.5px dashed #bfd0e6;border-radius:19px;background:#f9fbfe;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:9px;text-align:center}.dropzone-v5.drag{background:#eef5ff;border-color:#4380dd}.upload-visual{width:52px;height:52px;border-radius:17px;background:#eaf2ff;color:#2d6ad1;display:grid;place-items:center;font-size:22px}.dropzone-v5 b{font-size:12px}.dropzone-v5 small{font-size:8.5px;color:#8a98aa}.dropzone-v5 .primary{margin-top:8px}.file-list-v5{margin-top:13px}.source-empty{border-radius:12px;background:#f7f9fc;padding:12px;color:#8a97a7;font-size:9px}.creator-goal{position:sticky;top:86px}.creator-goal .field{margin-top:16px}.creator-goal input,.creator-goal textarea{font-size:11px}.privacy-note{margin:15px 0;background:#f4f8fd;border-radius:12px;padding:11px}.privacy-note b,.privacy-note span{display:block;font-size:8.5px;line-height:1.6}.privacy-note span{color:#8090a4}.creator-submit{width:100%;height:44px}.compile-status.clean{background:transparent;padding:10px 1px;margin-top:7px}.route-review{padding:27px}.route-review-head{display:flex;justify-content:space-between;gap:25px;align-items:flex-start}.route-review-head>div{max-width:700px}.route-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:22px 0}.route-summary>div{border:1px solid #e4eaf1;border-radius:14px;padding:14px;background:#fafbfd}.route-summary span{display:block;font-size:21px;font-weight:850;color:#193b66}.route-summary small{font-size:8px;color:#8794a5}.learning-route-v5{display:grid;gap:10px}.route-step{display:grid;grid-template-columns:46px 1fr 28px;gap:13px;border:1px solid #e3e8ef;border-radius:16px;padding:15px;background:#fff;transition:.18s}.route-step:hover{border-color:#cbd9eb;box-shadow:0 8px 25px rgba(34,68,108,.05)}.route-index{width:42px;height:42px;border-radius:13px;background:#edf4ff;color:#2f6ac7;display:grid;place-items:center;font-size:9px;font-weight:900}.route-step-title{display:flex;justify-content:space-between;gap:10px;align-items:center}.route-step-title h3{font-size:12px;margin:0}.route-step-title button,.route-delete{border:0;background:transparent;color:#6d86a4;font-size:8.5px}.route-detail{display:grid;grid-template-columns:1.3fr 1fr;gap:10px;margin-top:10px}.route-detail>div{background:#f8fafc;border-radius:11px;padding:10px}.route-detail small{font-size:7.5px;color:#8a98aa}.route-detail p{font-size:9px;line-height:1.65;color:#53677f;margin:5px 0 0}.route-actions-v5{display:flex;align-items:center;gap:9px;border-top:1px solid #edf1f5;margin-top:18px;padding-top:18px}.route-actions-spacer{flex:1}.my-packs-v5{margin-top:28px}

.learn-hero-v5{display:flex;justify-content:space-between;align-items:flex-end;gap:30px}.learn-hero-v5>div{max-width:850px}.learning-feature{background:linear-gradient(140deg,#12335e,#173f72);border-radius:24px;padding:25px;color:#fff;display:grid;grid-template-columns:1fr 1fr;gap:25px;align-items:center}.learning-feature-copy{display:flex;gap:14px}.learning-feature-copy small{font-size:8px;color:#8fb2dd}.learning-feature-copy h2{font-size:21px;line-height:1.35;margin:6px 0}.learning-feature-copy p{font-size:9.5px;color:#b8c9dd;line-height:1.7;margin:0}.learning-modes{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.learning-modes>div{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.08);border-radius:13px;padding:13px}.learning-modes b{display:block;font-size:9.5px}.learning-modes span{display:block;color:#9fb5d0;font-size:7.5px;line-height:1.55;margin-top:4px}.resume-grid-v5{display:grid;grid-template-columns:repeat(2,1fr);gap:13px}.resume-v5{background:#fff;border:1px solid #e1e7ef;border-radius:18px;padding:14px;display:grid;grid-template-columns:130px 1fr;gap:15px}.resume-art{border-radius:14px;display:grid;place-items:center;position:relative;min-height:150px}.resume-art>span{font-size:36px;color:#285486}.resume-art small{position:absolute;right:9px;top:9px;background:rgba(255,255,255,.8);border-radius:8px;padding:5px;font-size:7.5px}.resume-v5 h3{font-size:13px;margin:5px 0}.resume-v5 p{font-size:8.5px;color:#7b899b}.resume-v5 .primary{margin-top:12px}

.coach-v5{background:#071525;min-height:100vh;height:100vh;overflow:hidden}.coach-top-v5{height:70px;background:#0b1d32;border-bottom:1px solid rgba(255,255,255,.08);padding:0 20px;display:grid;grid-template-columns:1fr auto 90px;align-items:center}.coach-title-line{display:flex;align-items:center;gap:14px}.coach-title-line>div b{display:block;color:#fff;font-size:11px}.coach-title-line>div small{display:block;color:#7690ad;font-size:8px;margin-top:3px}.coach-exit{background:transparent;border:1px solid #2c4057;color:#c7d5e5;border-radius:10px;padding:8px 10px;font-size:8.5px}.coach-mode-switch{display:flex;background:#071626;border:1px solid #24384e;border-radius:11px;padding:3px}.coach-mode-switch button{border:0;background:transparent;color:#7890aa;padding:7px 10px;border-radius:8px;font-size:8px}.coach-mode-switch button.active{background:#203b5d;color:#fff}.coach-progress-text{text-align:right;color:#8098b3;font-size:8px}.coach-shell-v5{display:grid;grid-template-columns:minmax(0,1fr) 300px;height:calc(100vh - 70px)}.session-main{min-width:0;display:grid;grid-template-rows:38px 1fr auto;padding:0 18px 18px}.session-status{display:flex;align-items:center;gap:7px;color:#7790ab;font-size:8px}.live-dot{width:6px;height:6px;border-radius:50%;background:#35c99a;box-shadow:0 0 0 4px rgba(53,201,154,.08)}.session-mode-label{margin-left:auto;background:#10263e;border-radius:999px;padding:5px 8px;color:#9ab0c8}.session-media{position:relative;overflow:hidden;background:#091a2c;border:1px solid #142b43;border-radius:22px;min-height:0}.session-media video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:none}.session-media video.active{display:block}.session-placeholder,.audio-session,.guided-session{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:40px}.session-placeholder h3,.audio-session h3,.guided-session h3{color:#f2f7fc;font-size:21px;margin:12px 0 8px}.session-placeholder p,.audio-session p,.guided-session p{color:#7891ad;font-size:9px;line-height:1.8;max-width:520px}.session-symbol{width:64px;height:64px;border:1px solid #31506f;border-radius:20px;display:grid;place-items:center;color:#77a0cd;font-size:22px}.session-media-controls{position:absolute;top:14px;right:14px;display:flex;gap:7px;z-index:4}.session-media-controls button{border:1px solid #314a63;background:rgba(8,27,47,.78);color:#a9bfd6;border-radius:9px;padding:7px 9px;font-size:7.5px}.ai-narration{position:absolute;left:18px;right:18px;bottom:18px;z-index:5;background:rgba(8,24,42,.88);backdrop-filter:blur(14px);border:1px solid rgba(152,186,222,.14);border-radius:16px;padding:13px 14px;display:grid;grid-template-columns:35px 1fr 34px;gap:10px;align-items:center}.ai-narration-avatar{width:35px;height:35px;border-radius:11px;background:#1a4778;color:#8dbbff;display:grid;place-items:center}.ai-narration small{color:#7898bd;font-size:7px}.ai-narration p{color:#e4eef9;font-size:10px;line-height:1.65;margin:3px 0 0}.ai-narration button{width:31px;height:31px;border:1px solid #315273;background:#102b49;color:#bfd0e4;border-radius:9px}.audio-orb{width:100px;height:100px;border-radius:50%;border:1px solid #355c85;display:grid;place-items:center;box-shadow:0 0 0 20px rgba(45,91,139,.08)}.audio-orb span{width:54px;height:54px;background:radial-gradient(circle at 35% 30%,#7fb5f4,#2d6099);border-radius:50%}.waveform{height:76px;display:flex;align-items:center;justify-content:center;gap:4px;margin:18px 0}.wave-bar{width:4px;height:12px;display:block;border-radius:99px;background:#4b8bd2;transition:height .06s}.audio-session .primary,.audio-session .secondary{margin:4px}.guided-glyph{font-size:70px;color:#76a5d7;margin-bottom:20px}.guided-session .kicker{color:#7c9abc}.guided-target{margin-top:15px;background:#102840;border:1px solid #233e5a;border-radius:13px;padding:13px;max-width:520px;text-align:left}.guided-target small{display:block;color:#7690ad;font-size:7px}.guided-target b{display:block;color:#d8e6f4;font-size:10px;margin-top:5px}.voice-dock{display:grid;grid-template-columns:180px 1fr auto;gap:9px;margin-top:12px}.voice-main,.voice-text,.voice-shortcuts{height:54px;background:#0b1f35;border:1px solid #1d3854;border-radius:14px}.voice-main{border-color:#2d5b8c;color:#dbe8f5;display:grid;grid-template-columns:24px 1fr;grid-template-rows:1fr 1fr;text-align:left;align-items:center;padding:7px 11px}.voice-main.listening{border-color:#37c69b;background:#0c2a34}.mic-dot{grid-row:1/3;color:#53b9ff}.voice-main b{font-size:8.5px}.voice-main small{font-size:7px;color:#6e88a5}.voice-text{display:grid;grid-template-columns:1fr auto;padding:7px}.voice-text input{background:transparent;border:0;outline:0;color:#e2ebf5;font-size:8.5px;padding:0 7px}.voice-text button{border:0;background:#1f5fa8;color:#fff;border-radius:9px;padding:0 12px;font-size:8px}.voice-shortcuts{display:flex;align-items:center;padding:5px;gap:4px}.voice-shortcuts button{border:0;background:transparent;color:#839ab3;font-size:7.5px;padding:7px}.step-rail{background:#0c1f34;border-left:1px solid #1a3048;padding:18px 15px;overflow:auto}.rail-head h3{font-size:15px;color:#fff;margin:5px 0}.rail-head p{font-size:7.5px;color:#738aa3;line-height:1.6}.rail-current{margin:16px 0;background:#122b47;border:1px solid #213f5d;border-radius:14px;padding:13px}.rail-current small{font-size:7px;color:#6d8bad}.rail-current b{display:block;color:#fff;font-size:10px;margin:4px 0}.rail-current p{font-size:7.5px;color:#93a9bf;line-height:1.6;margin:0}.rail-steps{display:grid;gap:4px}.rail-step{border:0;background:transparent;color:#6f86a0;text-align:left;display:grid;grid-template-columns:25px 1fr;gap:7px;align-items:center;padding:7px;border-radius:9px;font-size:8px}.rail-step i{width:23px;height:23px;border-radius:8px;background:#102941;display:grid;place-items:center;font-style:normal;font-size:7px}.rail-step.active{background:#102941;color:#e3edf7}.rail-step.active i{background:#2b69b0;color:#fff}.rail-step.done{color:#89a1b9}.rail-step.done i{color:#48c59c}.rail-actions{display:grid;grid-template-columns:1fr 1fr;gap:7px;margin-top:16px;position:sticky;bottom:0;background:#0c1f34;padding-top:10px}.rail-actions button{height:36px;border:1px solid #2a435d;background:#102941;color:#9fb2c6;border-radius:9px;font-size:8px}.rail-actions button.next{background:#286ee1;color:#fff;border-color:#286ee1}.rail-actions button:disabled{opacity:.35}.demo-step-visual{height:210px;border-radius:18px;background:#eef5ff;display:grid;place-items:center;font-size:70px;color:#376ca8;margin:18px 0}

@media(max-width:1100px){.hero-v5 .hero-grid{grid-template-columns:1fr;gap:35px}.hero-guide-workspace{min-height:430px}.guide-live-card{max-width:760px}.creator-workspace{grid-template-columns:1fr}.creator-goal{position:static}.coach-shell-v5{grid-template-columns:1fr 260px}.learning-feature{grid-template-columns:1fr}.resume-grid-v5{grid-template-columns:1fr}}
@media(max-width:800px){.hero-copy-v5 h1{font-size:42px}.hero-guide-workspace{min-height:auto}.guide-live-card{border-radius:22px;min-height:390px}.creator-progress{grid-template-columns:1fr}.route-detail{grid-template-columns:1fr}.route-review-head,.learn-hero-v5{flex-direction:column;align-items:flex-start}.coach-v5{height:auto;overflow:auto}.coach-top-v5{grid-template-columns:1fr auto;height:auto;padding:12px}.coach-mode-switch{grid-column:1/-1;margin-top:8px}.coach-progress-text{display:none}.coach-shell-v5{grid-template-columns:1fr;height:auto}.session-main{height:78vh}.step-rail{border-left:0;border-top:1px solid #1a3048;max-height:none}.voice-dock{grid-template-columns:1fr}.resume-v5{grid-template-columns:100px 1fr}.learning-modes{grid-template-columns:1fr}.guide-route-actions{flex-wrap:wrap}}


/* ===== v0.5.1 Camera + Voice Coach ===== */
.coach-v51{height:100vh;min-height:680px;background:#071525;color:#fff;overflow:hidden;display:grid;grid-template-rows:68px 1fr}.coach-top-v51{height:68px;background:#0b1b2e;border-bottom:1px solid rgba(255,255,255,.07);display:grid;grid-template-columns:minmax(0,1fr) auto 100px;align-items:center;padding:0 18px 0 16px;gap:16px}.coach-title-v51{display:flex;align-items:center;gap:14px;min-width:0}.coach-title-v51>div{min-width:0}.coach-title-v51 b{display:block;font-size:11px;color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.coach-title-v51 small{display:block;font-size:7.5px;color:#7790ac;margin-top:3px}.coach-back-v51{height:34px;padding:0 12px;border:1px solid #294057;border-radius:10px;background:#0b2036;color:#c7d7e7;font-size:8px}.coach-system-v51{display:flex;gap:6px}.coach-system-v51 span{height:28px;padding:0 9px;border:1px solid #203950;border-radius:999px;display:flex;align-items:center;gap:6px;color:#8da4ba;font-size:7px;background:#09192a}.sys-dot{width:5px;height:5px;border-radius:50%;background:#3c83d1}.sys-dot.voice{background:#49b8ff}.sys-dot.vision{background:#36c99a}.coach-progress-v51{text-align:right;font-size:8px;color:#7690ad}.coach-shell-v51{height:calc(100vh - 68px);display:grid;grid-template-columns:minmax(0,1fr) 320px}.camera-stage-v51{padding:0 14px 14px;display:grid;grid-template-rows:40px minmax(0,1fr);min-width:0}.stage-toolbar-v51{display:flex;align-items:center;justify-content:space-between;gap:12px}.stage-live-v51{display:flex;align-items:center;gap:7px;color:#7890aa;font-size:7.5px;min-width:0}.stage-live-v51 b{font-weight:600;color:#9eb1c6}.stage-live-v51 small{color:#607b98;border-left:1px solid #27415b;padding-left:8px;white-space:nowrap}.stage-tools-v51{display:flex;gap:6px}.stage-tools-v51 button{height:27px;border:1px solid #29445e;background:#0d2238;color:#8fa8bf;border-radius:8px;padding:0 9px;font-size:7px}.stage-tools-v51 button.active{background:#124b67;border-color:#2e8aad;color:#dff7ff}.camera-canvas-v51{position:relative;overflow:hidden;border:1px solid #142c45;border-radius:18px;background:#071322;min-height:0}.camera-canvas-v51 video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:none;background:#050b13}.camera-canvas-v51 video.active{display:block}.camera-empty-v51{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:42px;background:radial-gradient(circle at 50% 43%,rgba(33,79,124,.18),transparent 34%)}.camera-focus-icon{width:68px;height:68px;border:1px solid #335371;border-radius:50%;display:grid;place-items:center;color:#7ca7d2;font-size:20px;box-shadow:0 0 0 18px rgba(35,84,130,.06)}.camera-empty-v51 h2{font-size:20px;margin:22px 0 8px;color:#f0f6fc}.camera-empty-v51 p{max-width:560px;color:#718ca8;font-size:8.5px;line-height:1.75}.camera-empty-v51 .primary{margin-top:14px}.camera-empty-v51 small{font-size:7px;color:#58728d;margin-top:8px}.vision-corners-v51{position:absolute;inset:34px;pointer-events:none;opacity:.34}.vision-corners-v51 i{position:absolute;width:44px;height:44px;border-color:#5e93c7}.vision-corners-v51 i:nth-child(1){left:0;top:0;border-left:1px solid;border-top:1px solid}.vision-corners-v51 i:nth-child(2){right:0;top:0;border-right:1px solid;border-top:1px solid}.vision-corners-v51 i:nth-child(3){left:0;bottom:0;border-left:1px solid;border-bottom:1px solid}.vision-corners-v51 i:nth-child(4){right:0;bottom:0;border-right:1px solid;border-bottom:1px solid}.audio-overlay-v51{position:absolute;left:18px;top:18px;z-index:4;width:220px;border:1px solid rgba(113,159,202,.18);background:rgba(8,29,49,.72);backdrop-filter:blur(12px);border-radius:12px;padding:10px 12px}.audio-overlay-v51>div:first-child{display:flex;align-items:center;justify-content:space-between}.audio-label{font-size:7px;color:#8fc9ff;font-weight:700}.audio-overlay-v51 small{font-size:6.5px;color:#708aa5}.waveform-mini{height:36px;margin:7px 0 0;gap:3px;justify-content:flex-start}.waveform-mini .wave-bar{width:3px;max-height:34px;background:#4b97df}.ai-dialog-v51{position:absolute;left:18px;right:18px;bottom:78px;z-index:6;display:grid;grid-template-columns:38px 1fr 34px;gap:10px;align-items:center;padding:12px 13px;border:1px solid rgba(123,167,207,.17);background:rgba(8,25,43,.88);backdrop-filter:blur(15px);border-radius:15px;box-shadow:0 18px 40px rgba(0,0,0,.18)}.ai-avatar-v51{width:38px;height:38px;border-radius:12px;background:linear-gradient(145deg,#245990,#17395f);display:grid;place-items:center;color:#a8d2ff}.ai-dialog-copy>div{display:flex;align-items:center;gap:7px}.ai-dialog-copy b{font-size:7.5px;color:#e7f1fb}.ai-dialog-copy span{font-size:6.5px;color:#6f91b4}.ai-dialog-copy p{font-size:9px;line-height:1.6;color:#d2e0ef;margin:4px 0 0}.ai-dialog-v51>button{width:30px;height:30px;border:1px solid #2d4a66;background:#0e2945;color:#a8bfd5;border-radius:9px}.talk-bar-v51{position:absolute;left:18px;right:18px;bottom:16px;z-index:7;display:grid;grid-template-columns:160px minmax(0,1fr) 110px;gap:8px}.talk-main-v51,.talk-input-v51,.vision-check-v51{height:48px;border:1px solid #25425e;background:rgba(8,27,47,.9);backdrop-filter:blur(12px);border-radius:12px;color:#dbe8f5}.talk-main-v51{display:grid;grid-template-columns:24px 1fr;align-items:center;text-align:left;padding:6px 10px}.talk-main-v51>span{color:#4eafff}.talk-main-v51 b{display:block;font-size:8px}.talk-main-v51 small{display:block;font-size:6.5px;color:#7890aa;margin-top:2px}.talk-main-v51.listening{border-color:#39c8a0;background:rgba(10,55,57,.92)}.talk-input-v51{display:grid;grid-template-columns:1fr auto;padding:5px}.talk-input-v51 input{border:0;outline:0;background:transparent;color:#e5edf6;padding:0 8px;font-size:8px}.talk-input-v51 button{border:0;background:#205fa3;color:#fff;border-radius:8px;padding:0 12px;font-size:7px}.vision-check-v51{font-size:8px;border-color:#34618b;background:rgba(17,54,87,.94)}.coach-rail-v51{background:#0d2035;border-left:1px solid #183149;padding:18px 16px;overflow:auto;display:flex;flex-direction:column}.rail-step-head-v51 .kicker{color:#6f9bc6}.rail-step-head-v51 h2{font-size:20px;margin:8px 0 7px;color:#fff}.rail-step-head-v51 p{font-size:8px;line-height:1.7;color:#88a0b8}.rail-target-v51{margin:17px 0 11px;padding:13px;border-radius:13px;background:#132d49;border:1px solid #21405f}.rail-target-v51 small{display:block;font-size:6.5px;color:#6e8dac}.rail-target-v51 b{display:block;font-size:9px;line-height:1.55;color:#dce9f6;margin:5px 0 10px}.vision-verdict-v51{min-height:30px;border-radius:9px;background:#0c2034;color:#7690aa;font-size:7.5px;display:flex;align-items:center;padding:0 9px;border:1px solid #1d3a55}.vision-verdict-v51.pass{background:#0e342f;border-color:#1d6758;color:#71dfc1}.vision-verdict-v51.adjust{background:#342a14;border-color:#6e5420;color:#e0bd67}.vision-verdict-v51.uncertain,.vision-verdict-v51.unavailable{background:#2a2630;border-color:#54445d;color:#bca7c6}.rail-note-v51{padding:11px 12px;border-radius:12px;background:#0a1b2d;border:1px solid #1b354e;margin-bottom:12px}.rail-note-v51 span{font-size:6.5px;color:#7aa0c5;text-transform:uppercase;letter-spacing:.08em}.rail-note-v51 p{font-size:7px;color:#788fa7;line-height:1.55;margin:5px 0 0}.rail-route-v51{display:grid;gap:4px;flex:1}.rail-step-v51{min-height:34px;border:0;background:transparent;color:#6f87a0;border-radius:8px;padding:5px 7px;display:grid;grid-template-columns:26px 1fr;gap:8px;align-items:center;text-align:left;font-size:7.5px}.rail-step-v51 i{width:24px;height:24px;border-radius:8px;background:#102941;display:grid;place-items:center;font-style:normal;font-size:7px}.rail-step-v51.active{background:#102b46;color:#e9f2fb}.rail-step-v51.active i{background:#2d70b7;color:#fff}.rail-step-v51.done i{color:#48cca5}.rail-actions-v51{position:sticky;bottom:0;background:#0d2035;padding-top:10px;display:grid;grid-template-columns:1fr 1fr 1.2fr;gap:6px}.rail-actions-v51 button{height:35px;border:1px solid #29445e;background:#102940;color:#8fa6bc;border-radius:8px;font-size:7.5px}.rail-actions-v51 .secondary-action{color:#b4c4d4}.rail-actions-v51 .next{background:#2b70e5;border-color:#2b70e5;color:#fff}.rail-actions-v51 button:disabled{opacity:.35}
@media(max-width:900px){.coach-v51{height:auto;overflow:auto}.coach-top-v51{grid-template-columns:1fr auto;height:auto;padding:10px 12px}.coach-system-v51{display:none}.coach-progress-v51{display:none}.coach-shell-v51{grid-template-columns:1fr;height:auto}.camera-stage-v51{height:74vh}.coach-rail-v51{border-left:0;border-top:1px solid #183149;max-height:none}.talk-bar-v51{grid-template-columns:1fr}.ai-dialog-v51{bottom:182px}.camera-canvas-v51{min-height:620px}.stage-live-v51 small{display:none}}

/* v0.7.5 realtime teaching presence: seeing/thinking is continuous, speech is sparse. */
.coach-presence-v74{position:absolute;left:18px;top:18px;z-index:5;display:flex;align-items:center;gap:9px;min-width:160px;padding:8px 11px;border:1px solid rgba(114,161,207,.20);background:rgba(7,24,41,.74);backdrop-filter:blur(12px);border-radius:12px;pointer-events:none;transition:.22s ease}
.coach-presence-v74 .presence-eye{font-size:9px;color:#4ba4ff;filter:drop-shadow(0 0 7px rgba(75,164,255,.55));animation:yanxiPresencePulse 1.8s ease-in-out infinite}
.coach-presence-v74 b{display:block;font-size:7px;color:#e4eef8;line-height:1.2}
.coach-presence-v74 small{display:block;margin-top:3px;font-size:6.5px;color:#82a0bd;line-height:1.25}
.coach-presence-v74.presence-progressing{border-color:rgba(62,195,157,.28)}
.coach-presence-v74.presence-progressing .presence-eye{color:#45d1a8;filter:drop-shadow(0 0 7px rgba(69,209,168,.55))}
.coach-presence-v74.presence-thinking{border-color:rgba(225,183,100,.28)}
.coach-presence-v74.presence-thinking .presence-eye{color:#e2bc70;filter:drop-shadow(0 0 7px rgba(226,188,112,.5))}
.coach-presence-v74.presence-ready{border-color:rgba(72,210,170,.34);background:rgba(8,42,39,.80)}
.coach-presence-v74.presence-ready .presence-eye{color:#54dfb5}
@keyframes yanxiPresencePulse{0%,100%{opacity:.42;transform:scale(.84)}50%{opacity:1;transform:scale(1.13)}}
.vision-verdict-v51.watching{background:#0c2034;border-color:#1d3a55;color:#88a5c1}
.vision-verdict-v51.progressing{background:#0d302e;border-color:#1b5b52;color:#72d8c1}
.vision-verdict-v51.thinking{background:#302b1b;border-color:#5e5129;color:#d5bd78}
.vision-verdict-v51.ready{background:#0e342f;border-color:#1d6758;color:#71dfc1}
.stage-live-v51.presence-progressing .live-dot{background:#45d1a8}
.stage-live-v51.presence-thinking .live-dot{background:#e2bc70}
.stage-live-v51.presence-ready .live-dot{background:#54dfb5}


/* v0.7.5: in-video one-line teacher hints + explicit automatic step progression. */
.coach-hint-v75{
  position:absolute;right:18px;top:18px;z-index:8;
  display:flex;align-items:center;gap:8px;
  max-width:min(52%,520px);padding:9px 12px;
  border:1px solid rgba(114,161,207,.20);
  background:rgba(7,24,41,.80);backdrop-filter:blur(12px);
  border-radius:12px;color:#dce9f6;font-size:8px;line-height:1.45;
  opacity:0;transform:translateY(-5px);pointer-events:none;
  box-shadow:0 12px 30px rgba(0,0,0,.14);
}
.coach-hint-v75 .coach-hint-dot{font-size:8px;color:#4ba4ff;flex:0 0 auto}
.coach-hint-v75.show{animation:yanxiHintIn .22s ease-out forwards}
.coach-hint-v75.fade{animation:yanxiHintOut .48s ease-in forwards}
.coach-hint-v75.hint-progressing{border-color:rgba(69,209,168,.28)}
.coach-hint-v75.hint-progressing .coach-hint-dot,
.coach-hint-v75.hint-ready .coach-hint-dot{color:#50d8ad}
.coach-hint-v75.hint-ready{background:rgba(8,47,40,.86);border-color:rgba(80,216,173,.36)}
.coach-hint-v75.hint-thinking{border-color:rgba(226,188,112,.32)}
.coach-hint-v75.hint-thinking .coach-hint-dot{color:#e2bc70}
.coach-hint-v75.hint-speaking{border-color:rgba(75,164,255,.34)}
@keyframes yanxiHintIn{from{opacity:0;transform:translateY(-5px)}to{opacity:1;transform:translateY(0)}}
@keyframes yanxiHintOut{from{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(-4px)}}
.step-auto-v75{min-height:30px;border-radius:9px;background:#0c2034;color:#88a5c1;font-size:7.2px;display:flex;align-items:center;gap:7px;padding:0 9px;border:1px solid #1d3a55}
.step-auto-v75 span{color:#4ba4ff;font-size:7px}
.step-auto-v75 b{margin:0!important;font-size:7.2px!important;color:#9cb3c9!important;font-weight:600!important}
@media(max-width:900px){.coach-hint-v75{right:12px;top:12px;max-width:70%;font-size:8.5px}}


/* ==========================================================
   YANXI Tutor v0.8.1 — MetaLearn Auxiliary Layer
   设计原则：YANXI Tutor 是主产品；MetaLearn 只做学习测量辅助
   ========================================================== */
.meta-status-top{
  height:38px;border-radius:10px;padding:0 12px;border:1px solid #dbe4f1;background:#fff;
  color:#536a89;font-size:11px;font-weight:750;display:flex;align-items:center;gap:7px;
}
.meta-status-top:hover{background:#f6f9fd;border-color:#cbd8e9;color:#214c89}
.meta-pulse{width:7px;height:7px;border-radius:50%;background:#6d91c8;box-shadow:0 0 0 4px rgba(77,124,190,.09)}

.meta-panel{
  position:fixed;right:18px;top:84px;bottom:18px;width:374px;background:rgba(255,255,255,.98);
  border:1px solid #dfe6ef;border-radius:22px;box-shadow:0 28px 80px rgba(29,52,83,.18);
  z-index:55;padding:20px;overflow:auto;transform:translateX(calc(100% + 38px));opacity:0;
  transition:transform .22s ease,opacity .22s ease;pointer-events:none;
}
.meta-panel.open{transform:translateX(0);opacity:1;pointer-events:auto}
.meta-panel-head{display:flex;justify-content:space-between;gap:16px;padding-bottom:16px;border-bottom:1px solid #edf1f5}
.meta-panel-head h3{font-size:20px;letter-spacing:-.03em;color:#122a4d;margin:5px 0}
.meta-panel-head p{font-size:9.5px;line-height:1.65;color:#7b899d;margin:0}
.meta-panel-head>button{width:31px;height:31px;border:0;border-radius:9px;background:#f3f6fa;color:#73829a;font-size:18px}
.meta-eyebrow{font-size:8px;letter-spacing:.13em;font-weight:800;color:#6887b3}
.meta-session{padding:15px 0 13px}.meta-session span{font-size:8px;color:#8896a8;display:block}.meta-session b{font-size:13px;color:#18345d;display:block;margin-top:6px}.meta-session small{font-size:8px;color:#8592a4;display:block;margin-top:5px}
.meta-summary-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.meta-summary-grid>div{border:1px solid #e5ebf3;border-radius:12px;padding:11px;background:#fbfcfe}
.meta-summary-grid span{font-size:7.5px;color:#7b899d;display:block}.meta-summary-grid b{font-size:17px;color:#19385f;display:block;margin:8px 0 2px}.meta-summary-grid small{font-size:7px;color:#9aa5b4}
.meta-block{margin-top:13px;border:1px solid #e4eaf2;border-radius:14px;padding:13px;background:#fff}
.meta-block-title{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:9px}.meta-block-title span{font-size:8px;color:#8996a7;display:block}.meta-block-title b{font-size:10px;color:#203b60}.meta-block-title em{font-style:normal;font-size:7px;color:#657f9f;background:#f0f5fb;border-radius:999px;padding:4px 6px}
.meta-evidence-row{display:grid;grid-template-columns:62px 1fr 34px;gap:7px;align-items:center;padding:6px 0;font-size:8px}.meta-evidence-row span{color:#6f7e91}.meta-evidence-row>b{color:#24486f;text-align:right}.meta-evidence-row i{height:5px;background:#edf2f7;border-radius:999px;overflow:hidden}.meta-evidence-row i u{height:100%;display:block;background:linear-gradient(90deg,#5f91df,#6ac9cf);border-radius:999px;text-decoration:none}
.meta-ibt-layout{display:grid;grid-template-columns:106px 1fr;align-items:center;gap:10px}
.meta-ibt-pie{width:94px;height:94px;border-radius:50%;background:conic-gradient(#8a74e9 0 28%,#4b9bf0 28% 82%,#64cfd2 82%);position:relative}.meta-ibt-pie:after{content:"";position:absolute;inset:16px;border-radius:50%;background:#fff}.meta-ibt-pie>div{position:absolute;inset:0;display:grid;place-content:center;text-align:center;z-index:2}.meta-ibt-pie b{font-size:15px;color:#1c3b62}.meta-ibt-pie small{font-size:7px;color:#8190a3}
.meta-ibt-legend{display:grid;gap:8px}.meta-ibt-legend span{font-size:8px;color:#6f7e91;display:grid;grid-template-columns:11px 1fr 30px;align-items:center}.meta-ibt-legend i{width:7px;height:7px;border-radius:50%}.meta-ibt-legend i.ice{background:#8a74e9}.meta-ibt-legend i.water{background:#4b9bf0}.meta-ibt-legend i.vapor{background:#64cfd2}.meta-ibt-legend b{color:#24486f;text-align:right}
.meta-principle{margin-top:13px;padding:12px;border-radius:12px;background:#f5f8fc;border:1px solid #e8edf4}.meta-principle b{font-size:9px;color:#26496f}.meta-principle p{font-size:8px;color:#7b899d;line-height:1.7;margin:6px 0 0}
.meta-panel-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:13px}.meta-panel-actions button{height:37px;border-radius:9px;border:1px solid #dce4ef;background:#fff;color:#526983;font-size:9px;font-weight:750}.meta-panel-actions .primary{background:#2468e8;color:#fff;border-color:#2468e8}

/* Coach: MetaLearn is a small evidence layer, never the visual center */
.coach-meta-status-v081{border:1px solid rgba(205,221,240,.22)!important;background:rgba(255,255,255,.05)!important;color:#c7d5e7!important;border-radius:8px!important;padding:6px 9px!important;font-size:8px!important}
.coach-meta-status-v081:hover{background:rgba(255,255,255,.10)!important}
.rail-meta-v081{margin-top:12px;border:1px solid #dfe7f1;border-radius:13px;padding:12px;background:#fbfdff}
.rail-meta-head{display:flex;align-items:center;justify-content:space-between}.rail-meta-head span{font-size:8px;color:#7e8da0}.rail-meta-head b{font-size:8px;color:#3667a1}
.rail-meta-values{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin-top:9px}.rail-meta-values div{border-right:1px solid #edf1f5}.rail-meta-values div:last-child{border-right:0}.rail-meta-values small{font-size:6.5px;color:#94a0ae;display:block}.rail-meta-values b{font-size:12px;color:#203d62;display:block;margin-top:4px}
.rail-meta-v081 p{font-size:7px;color:#8896a7;line-height:1.55;margin:9px 0 4px}.rail-meta-v081 button{border:0;background:transparent;color:#2468e8;font-size:8px;font-weight:750;padding:4px 0}

.metalearn-profile-card-v081{display:grid;grid-template-columns:1fr 1.1fr auto;gap:18px;align-items:center;border:1px solid #e1e8f1;border-radius:15px;padding:15px;background:#fbfcfe}
.metalearn-profile-card-v081>div:first-child span{font-size:8px;color:#5079ad;display:block;font-weight:800}.metalearn-profile-card-v081>div:first-child b{font-size:11px;color:#1b3b63;display:block;margin-top:5px}.metalearn-profile-card-v081>div:first-child small{font-size:7.5px;color:#8794a5;display:block;margin-top:4px}
.metalearn-profile-stats-v081{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}.metalearn-profile-stats-v081 span{text-align:center;border-left:1px solid #e8edf4}.metalearn-profile-stats-v081 b{display:block;font-size:13px;color:#214a78}.metalearn-profile-stats-v081 small{font-size:7px;color:#8996a7}
.metalearn-profile-card-v081 button{height:34px;border-radius:9px;border:1px solid #dbe4f1;background:#fff;color:#315d91;font-size:8px;font-weight:750;padding:0 11px}

@media(max-width:1100px){
 .meta-status-top{display:none}
 .meta-panel{right:10px;top:78px;bottom:10px;width:min(370px,calc(100vw - 20px))}
}


/* ==========================================================
   v0.8.2 · Full MetaLearn Learning Center inside YANXI Tutor
   ========================================================== */
.meta-full-entry{width:100%;min-height:58px;margin-top:13px;border:1px solid #d9e5f3;background:linear-gradient(135deg,#f7fbff,#f2f7fd);border-radius:13px;padding:11px 13px;display:flex;justify-content:space-between;align-items:center;text-align:left;color:#214c7a}
.meta-full-entry b{font-size:10px;display:block}.meta-full-entry small{font-size:7px;color:#7d8da2;display:block;margin-top:4px}.meta-full-entry em{font-style:normal;font-size:17px;color:#5481b6}.meta-full-entry:hover{border-color:#bfcfe2;background:#f5f9fe}

.meta-runtime-chip{display:none;position:fixed;right:22px;bottom:22px;z-index:48;border:1px solid #d9e4ef;background:rgba(255,255,255,.96);box-shadow:0 12px 34px rgba(41,66,99,.15);border-radius:13px;padding:8px 12px;align-items:center;gap:9px;color:#24496f}
.meta-runtime-chip.show{display:flex}.meta-runtime-dot{width:8px;height:8px;border-radius:50%;background:#48b785;box-shadow:0 0 0 5px rgba(72,183,133,.1)}.meta-runtime-chip b{font-size:8px;display:block}.meta-runtime-chip small{font-size:7px;color:#7a899c;display:block;margin-top:2px}

.meta-center-page{max-width:1240px;margin:0 auto;padding:30px 24px 70px}
.meta-center-back{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}.meta-center-back button{border:0;background:transparent;color:#3c6d9f;font-size:9px;font-weight:800;padding:0}.meta-center-back span{font-size:8px;color:#8996a7}
.meta-center-hero{display:flex;justify-content:space-between;align-items:flex-end;padding:8px 2px 20px}.meta-center-hero h1{font-size:34px;color:#14345d;letter-spacing:-.045em;margin:6px 0 8px}.meta-center-hero p{font-size:10px;color:#7d8a9c;margin:0}.meta-hero-summary{display:flex;gap:10px}.meta-hero-summary>span{width:100px;border-left:1px solid #e4eaf1;padding-left:13px}.meta-hero-summary small{font-size:7px;color:#95a0ad;display:block}.meta-hero-summary b{font-size:15px;color:#1c456f;display:block;margin-top:5px}.meta-hero-summary b.down{color:#42a87a}
.meta-center-tabs{height:54px;border:1px solid #e0e7ef;border-radius:14px;background:#fff;padding:5px;display:grid;grid-template-columns:repeat(6,1fr);gap:4px;box-shadow:0 8px 24px rgba(42,65,93,.04);margin-bottom:14px}
.meta-center-tabs button{border:0;background:transparent;border-radius:9px;color:#748499;font-size:9px;font-weight:750}.meta-center-tabs button small{display:none}.meta-center-tabs button.active{background:#eef5fd;color:#205895;box-shadow:inset 0 0 0 1px #dce9f7}

.meta-center-grid.overview{display:grid;grid-template-columns:1.45fr .75fr;gap:13px}.meta-main-card,.meta-side-card,.meta-wide-card{border:1px solid #e1e8f0;border-radius:16px;background:#fff;box-shadow:0 10px 28px rgba(37,62,94,.045);padding:18px}.meta-main-card{min-height:320px}.meta-side-card{min-height:320px}.meta-wide-card{min-height:175px}.meta-center-grid .meta-wide-card{grid-column:auto}.meta-center-grid .review-mini{grid-column:auto}
.meta-card-head{display:flex;justify-content:space-between;align-items:flex-start}.meta-card-kicker{font-size:7px;letter-spacing:.12em;font-weight:850;color:#748cac}.meta-card-head h2{font-size:20px;color:#17385e;margin:5px 0}.meta-card-head h3{font-size:14px;color:#17385e;margin:5px 0}.meta-card-head>button{border:0;background:transparent;color:#4675a7;font-size:8px}.meta-soft-state{font-size:7px;padding:5px 7px;border-radius:999px;background:#eff8f4;color:#3d956e}
.meta-current-step{margin-top:18px;padding:16px;border-radius:13px;background:#f7f9fc;border:1px solid #edf1f5}.meta-current-step span{font-size:7px;color:#8b98a8;display:block}.meta-current-step b{font-size:14px;color:#1c3e65;display:block;margin:7px 0}.meta-current-step small{font-size:8px;color:#7a8899}
.meta-overview-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:12px}.meta-overview-metrics>div{padding:11px;border:1px solid #e6ecf3;border-radius:11px}.meta-overview-metrics span{font-size:7px;color:#8795a6;display:block}.meta-overview-metrics b{font-size:15px;color:#1b426d;display:block;margin:7px 0 2px}.meta-overview-metrics small{font-size:6.5px;color:#9aa5b3}.meta-overview-metrics .amber{color:#c5883c}
.meta-overview-advice{display:flex;justify-content:space-between;align-items:center;margin-top:12px;padding:12px 0 0;border-top:1px solid #edf1f5}.meta-overview-advice span{font-size:7px;color:#8b98a8;display:block}.meta-overview-advice b{font-size:9px;color:#335477;display:block;margin-top:5px}.meta-overview-advice button{height:32px;border:1px solid #d5e4f3;background:#f5f9fe;color:#2d659c;border-radius:8px;font-size:8px;padding:0 10px}
.meta-center-ibt{display:grid;grid-template-columns:135px 1fr;align-items:center;margin-top:22px}.meta-ibt-pie.large{width:120px;height:120px}.meta-ibt-pie.large:after{inset:20px}.meta-change-note{margin-top:22px;border-top:1px solid #edf1f5;padding-top:13px}.meta-change-note b{font-size:8px;color:#2b557e;display:block}.meta-change-note span{font-size:7px;color:#7f8c9d;display:block;margin-top:7px}
.meta-today-flow{margin-top:11px}.meta-today-flow>div{height:43px;display:grid;grid-template-columns:50px 12px 1fr 65px;align-items:center;border-top:1px solid #edf1f5}.meta-today-flow time{font-size:8px;color:#758499}.meta-today-flow i{width:7px;height:7px;border-radius:50%}.meta-today-flow i.blue{background:#4b9bf0}.meta-today-flow i.violet{background:#8a74e9}.meta-today-flow i.cyan{background:#64cfd2}.meta-today-flow b{font-size:9px;color:#234b74}.meta-today-flow small{font-size:7px;color:#8896a7;display:block;margin-top:2px}.meta-today-flow em{font-style:normal;font-size:7px;color:#6f8196;text-align:right}
.meta-effect-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin-top:13px}.meta-effect-grid>div{padding:12px;border:1px solid #e7ecf2;border-radius:11px;background:#fbfcfe}.meta-effect-grid span{font-size:7px;color:#8996a7;display:block}.meta-effect-grid b{font-size:11px;color:#24527d;display:block;margin:7px 0}.meta-effect-grid small{font-size:7px;color:#8c99a9}

/* Supervision */
.meta-runtime-control{min-height:118px;border:1px solid #dde6ef;border-radius:16px;background:#fff;padding:18px;display:flex;justify-content:space-between;align-items:center}.meta-runtime-control h2{font-size:19px;color:#183b63;margin:5px 0}.meta-runtime-control p{font-size:8px;color:#7c8a9d;max-width:620px}.meta-runtime-actions{display:flex;align-items:center;gap:10px}.meta-runtime-status{font-size:8px;color:#7d8b9e;display:flex;align-items:center;gap:6px}.meta-runtime-status i{width:7px;height:7px;border-radius:50%;background:#aeb8c4}.meta-runtime-status.active{color:#3f956f}.meta-runtime-status.active i{background:#4dbb87}.meta-runtime-actions>b{font-size:19px;color:#1a416c;min-width:58px}.meta-runtime-actions>button{height:36px;border:1px solid #cfdfee;background:#2468e8;color:#fff;border-radius:9px;padding:0 13px;font-size:8px}.meta-runtime-actions>button.stop{background:#fff;color:#b35f67;border-color:#ead7da}
.meta-super-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:12px}.meta-sensor-card,.meta-evidence-card{min-height:300px;border:1px solid #e1e8f0;border-radius:16px;background:#fff;padding:16px}.meta-card-head>span{font-size:7px;color:#7b899c}.meta-card-head>em{font-style:normal;font-size:7px;color:#7b899c;background:#f1f5f9;padding:5px 7px;border-radius:999px}
.meta-preview{height:185px;margin-top:12px;border:1px solid #e5eaf0;border-radius:12px;background:#edf2f7;overflow:hidden;position:relative;display:grid;place-items:center}.meta-preview video{width:100%;height:100%;object-fit:cover;display:none}.meta-preview.active video{display:block}.meta-preview.active .meta-preview-placeholder{display:none}.meta-preview-placeholder{font-size:8px;color:#8b98a8}.meta-preview-mask{display:none;position:absolute;inset:0;background:#f4f7fa;color:#718195;place-items:center;font-size:8px}.meta-preview.hidden .meta-preview-mask{display:grid}.meta-sensor-actions{display:flex;gap:7px;margin-top:9px}.meta-sensor-actions button{height:31px;border:1px solid #dce4ed;background:#fff;color:#496b8d;border-radius:8px;font-size:8px;padding:0 10px}.meta-sensor-card>p{font-size:7px;color:#8b98a8;line-height:1.6;margin:9px 0 0}
.meta-evidence-big{margin-top:14px}.meta-evidence-big>div{display:grid;grid-template-columns:80px 46px 1fr;align-items:center;gap:8px;padding:9px 0;border-top:1px solid #edf1f5}.meta-evidence-big span{font-size:8px;color:#6f8094}.meta-evidence-big b{font-size:9px;color:#244c76}.meta-evidence-big i{height:6px;background:#edf2f7;border-radius:999px;overflow:hidden}.meta-evidence-big i u{height:100%;display:block;background:linear-gradient(90deg,#5c91dc,#62c8cb);text-decoration:none;border-radius:999px}.meta-evidence-card.mastery i u{background:linear-gradient(90deg,#7a69de,#4b9bf0)}
.meta-super-advice{margin-top:12px;border:1px solid #dce7f1;border-radius:14px;background:#f8fbfe;padding:14px 16px;display:flex;justify-content:space-between;align-items:center}.meta-super-advice span{font-size:7px;color:#8190a3;display:block}.meta-super-advice b{font-size:10px;color:#264d75;display:block;margin:5px 0}.meta-super-advice small{font-size:7px;color:#8795a6}.meta-super-advice button{height:33px;border:1px solid #d5e3f1;background:#fff;color:#2f6598;border-radius:8px;font-size:8px;padding:0 11px}

/* Knowledge */
.meta-knowledge-toolbar,.meta-plan-head,.meta-review-head,.meta-privacy-head{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:12px}.meta-knowledge-toolbar h2,.meta-plan-head h2,.meta-review-head h2,.meta-privacy-head h2{font-size:21px;color:#193b62;margin:5px 0}.meta-plan-head p,.meta-review-head p,.meta-privacy-head p{font-size:8px;color:#7d8b9d}
.meta-knowledge-filters{display:flex;gap:4px;padding:3px;border:1px solid #e0e6ee;border-radius:9px;background:#fff}.meta-knowledge-filters button{border:0;background:transparent;color:#78889b;border-radius:7px;font-size:8px;padding:7px 10px}.meta-knowledge-filters button.active{background:#edf5fd;color:#285e94}
.meta-knowledge-workspace{display:grid;grid-template-columns:185px 390px 1fr;height:490px;border:1px solid #e0e7ef;border-radius:16px;background:#fff;overflow:hidden}.meta-knowledge-workspace>aside,.meta-knowledge-workspace>section{padding:14px;overflow:auto}.meta-knowledge-workspace>aside{border-right:1px solid #e7ecf2}.meta-knowledge-workspace>aside>b{font-size:9px;color:#23476f;display:block;margin:4px 7px 10px}.meta-knowledge-workspace>aside button{width:100%;height:34px;border:0;background:transparent;color:#718196;text-align:left;border-radius:8px;padding:0 8px;font-size:8px}.meta-knowledge-workspace>aside button.active{background:#f0f5fb;color:#285b8e}.meta-knowledge-workspace>aside button span{float:right}
#metaKnowledgeList{border-right:1px solid #e7ecf2}.meta-krow{width:100%;min-height:64px;border:0;border-bottom:1px solid #edf1f5;background:transparent;display:grid;grid-template-columns:1fr 70px;align-items:center;text-align:left;padding:9px}.meta-krow:hover,.meta-krow.active{background:#f7f9fc}.meta-krow b{font-size:9px;color:#23476f}.meta-krow small{font-size:7px;color:#8b98a8;display:block;margin-top:5px}.meta-krow>span{text-align:right;font-size:7px}.meta-krow .water,.meta-kd-state .water{color:#3c8fdc}.meta-krow .ice,.meta-kd-state .ice{color:#7e6adf}.meta-krow .vapor,.meta-kd-state .vapor{color:#4cb8bd}
.meta-knowledge-detail h2{font-size:20px;color:#1b3e66;margin:8px 0}.meta-knowledge-detail>p{font-size:8px;line-height:1.7;color:#7e8c9e}.meta-kd-state{display:flex;align-items:center;gap:8px}.meta-kd-state span{font-size:8px;padding:5px 7px;background:#f2f6fa;border-radius:7px}.meta-kd-state b{font-size:8px;color:#6f7f93}.meta-kd-evidence{margin-top:17px;border-top:1px solid #e9eef4;padding-top:12px}.meta-kd-evidence>span,.meta-kd-next span{font-size:7px;color:#8794a5}.meta-kd-evidence div{font-size:8px;color:#59728d;padding:6px 0}.meta-kd-next{margin-top:12px}.meta-kd-next b{font-size:10px;color:#284f78;display:block;margin-top:5px}.meta-kd-actions{display:flex;gap:7px;margin-top:14px}.meta-kd-actions button{height:32px;border:1px solid #dbe5ef;background:#fff;color:#336590;border-radius:8px;font-size:8px;padding:0 10px}

/* Plan */
.meta-plan-head>button{height:34px;border:1px solid #d6e3f0;background:#f7fbff;color:#2f6396;border-radius:9px;font-size:8px;padding:0 11px}.meta-plan-layout{display:grid;grid-template-columns:1fr 315px;gap:12px}.meta-plan-timeline,.meta-plan-insights{border:1px solid #e1e8f0;border-radius:16px;background:#fff;padding:16px}.meta-plan-day{display:flex;justify-content:space-between;align-items:center;padding:8px 0}.meta-plan-day span{font-size:10px;color:#244b73;font-weight:800}.meta-plan-day b{font-size:7px;color:#8b98a8}.meta-plan-row{min-height:67px;display:grid;grid-template-columns:72px 14px 1fr 65px;align-items:center;border-top:1px solid #edf1f5}.meta-plan-row time{font-size:8px;color:#728298}.meta-plan-row>i{width:8px;height:8px;border-radius:50%;background:#4b9bf0}.meta-plan-row.human>i{background:#45b785}.meta-plan-row.recycle>i{background:#8a74e9}.meta-plan-row b{font-size:9px;color:#23476f}.meta-plan-row small{font-size:7px;color:#8794a6;display:block;margin-top:4px}.meta-plan-row em{font-size:7px;color:#77889a;text-align:right;font-style:normal}.meta-plan-insights{display:grid;gap:0}.meta-plan-insights>div{padding:13px 4px;border-top:1px solid #edf1f5}.meta-plan-insights>div:first-child{border-top:0}.meta-plan-insights span{font-size:7px;color:#8b98a9;display:block}.meta-plan-insights b{font-size:12px;color:#234e79;display:block;margin:6px 0}.meta-plan-insights small{font-size:7px;color:#8794a6}

/* Review */
.meta-review-layout{display:grid;grid-template-columns:300px 1fr;min-height:430px;border:1px solid #e1e8f0;border-radius:16px;background:#fff;overflow:hidden}.meta-review-layout>aside{border-right:1px solid #e7ecf2;padding:12px}.meta-review-layout>section{padding:20px}.meta-review-row{width:100%;height:67px;border:0;border-bottom:1px solid #edf1f5;background:transparent;border-radius:8px;text-align:left;padding:10px}.meta-review-row:hover,.meta-review-row.active{background:#f5f8fc}.meta-review-row b{font-size:9px;color:#23476f}.meta-review-row small{font-size:7px;color:#8794a6;display:block;margin-top:5px}.meta-review-title span{font-size:7px;color:#4573a2}.meta-review-title h2{font-size:21px;color:#1b3f68;margin:7px 0}.meta-review-title small{font-size:8px;color:#8795a6}.meta-review-kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:20px 0}.meta-review-kpis>div{padding:12px;border:1px solid #e5ebf2;border-radius:11px}.meta-review-kpis span{font-size:7px;color:#8996a7;display:block}.meta-review-kpis b{font-size:13px;color:#234f7b;display:block;margin-top:7px}.meta-review-result,.meta-review-compare{border-top:1px solid #e9eef4;padding-top:13px;margin-top:13px}.meta-review-result span,.meta-review-compare span{font-size:7px;color:#8795a6}.meta-review-result p,.meta-review-compare b{font-size:9px;color:#49647f;line-height:1.7;display:block;margin-top:6px}

/* Privacy */
.meta-privacy-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}.meta-privacy-grid>section{border:1px solid #e1e8f0;border-radius:16px;background:#fff;padding:16px}.meta-privacy-grid h3{font-size:12px;color:#20456f;margin:0 0 8px}.meta-privacy-item{min-height:58px;border-top:1px solid #edf1f5;display:flex;justify-content:space-between;align-items:center}.meta-privacy-item b{font-size:8.5px;color:#365777}.meta-privacy-item small{font-size:7px;color:#8a97a7;display:block;margin-top:4px}.meta-privacy-item em{font-size:7px;font-style:normal;color:#6e7f92}.meta-privacy-item em.safe{color:#39976d}.meta-toggle{width:34px;height:20px;border:0;border-radius:999px;background:#ccd6e2;position:relative}.meta-toggle:after{content:"";position:absolute;width:16px;height:16px;left:2px;top:2px;border-radius:50%;background:#fff;box-shadow:0 2px 4px rgba(0,0,0,.15);transition:.15s}.meta-toggle.on{background:#4a8fdf}.meta-toggle.on:after{left:16px}.meta-runtime-source{padding:10px 0;border-top:1px solid #edf1f5}.meta-runtime-source span{font-size:8px;color:#3b5c7c;display:block}.meta-runtime-source b{font-size:9px;color:#234f79;display:block;margin-top:4px}.meta-runtime-source small{font-size:7px;color:#8a97a7}.meta-privacy-grid>section>button{height:32px;border:1px solid #d9e5f0;background:#fff;color:#326391;border-radius:8px;font-size:8px;padding:0 10px;margin-top:10px}.meta-measure-rule{margin-top:12px;padding:15px;border:1px solid #dce7f1;border-radius:14px;background:#f5f8fc}.meta-measure-rule b{font-size:9px;color:#28527d}.meta-measure-rule p{font-size:8px;color:#748499;line-height:1.75;margin:5px 0 0}

@media(max-width:1000px){
 .meta-center-tabs{grid-template-columns:repeat(3,1fr);height:auto}
 .meta-center-tabs button{height:38px}
 .meta-center-grid.overview,.meta-super-grid,.meta-plan-layout,.meta-privacy-grid{grid-template-columns:1fr}
 .meta-knowledge-workspace{grid-template-columns:160px 1fr}.meta-knowledge-detail{display:none}
 .meta-review-layout{grid-template-columns:230px 1fr}
 .meta-hero-summary{display:none}
}


/* ==========================================================
   v0.8.3 · AI 督学产品化重构
   ========================================================== */
.ai-supervisor-top{color:#285f99!important}
.supervisor-hero h1{font-size:36px}
.supervisor-tabs{grid-template-columns:repeat(6,1fr)}
.supervisor-tabs button.active{background:#eaf4ff;color:#1d5f9f}

/* 督学台 */
.supervisor-desk{display:grid;grid-template-columns:minmax(0,1.55fr) 370px;gap:14px}
.supervisor-main,.supervisor-ai{border:1px solid #e0e7ef;border-radius:17px;background:#fff;box-shadow:0 10px 30px rgba(37,62,94,.045)}
.supervisor-main{padding:20px}
.supervisor-main-head{display:flex;justify-content:space-between;align-items:flex-start}
.supervisor-main-head h2{font-size:23px;color:#15385f;margin:6px 0}
.supervisor-main-head p{font-size:8.5px;color:#7c8b9e;margin:0;line-height:1.7}
.supervisor-clock{min-width:104px;text-align:right}.supervisor-clock span{font-size:7px;color:#8592a3;display:block}.supervisor-clock.running span{color:#35966b}.supervisor-clock b{font-size:20px;color:#1d4775;display:block;margin-top:5px}
.supervisor-task-card{margin-top:18px;min-height:112px;border:1px solid #e2e9f1;background:linear-gradient(135deg,#f8fbff,#f5f8fc);border-radius:14px;padding:16px;display:grid;grid-template-columns:1fr 230px 105px;gap:18px;align-items:center}
.task-subject>span{display:inline-block;padding:4px 7px;border-radius:6px;background:#e9f3ff;color:#2768a7;font-size:7px;font-weight:800}.task-subject>b{display:block;font-size:15px;color:#173b63;margin-top:8px}.task-subject>small{font-size:7.5px;color:#7d8b9c;display:block;margin-top:5px}
.task-progress div{display:flex;justify-content:space-between}.task-progress span{font-size:7px;color:#8794a5}.task-progress b{font-size:9px;color:#285581}.task-progress>i{display:block;height:7px;background:#e3ebf4;border-radius:999px;overflow:hidden;margin-top:10px}.task-progress>i u{display:block;height:100%;background:linear-gradient(90deg,#4b91df,#62c9d0);border-radius:999px;text-decoration:none}
.supervisor-task-card>button{height:40px;border:1px solid #2468e8;background:#2468e8;color:#fff;border-radius:10px;font-size:9px;font-weight:800}.supervisor-task-card>button.stop{background:#fff;color:#b45d68;border-color:#ead5d9}
.supervisor-live-row{display:grid;grid-template-columns:repeat(5,1fr);gap:7px;margin-top:11px}.supervisor-live-row>div{padding:10px 11px;border:1px solid #e7ecf2;border-radius:11px}.supervisor-live-row span{font-size:7px;color:#8996a7;display:block}.supervisor-live-row b{font-size:11px;color:#214a75;display:block;margin:6px 0 3px}.supervisor-live-row small{font-size:6.5px;color:#9aa5b2}
.supervisor-lower-grid{display:grid;grid-template-columns:1fr .85fr;gap:11px;margin-top:11px}.supervisor-weak,.supervisor-today{border:1px solid #e3e9f0;border-radius:14px;padding:14px}
.weak-row{display:grid;grid-template-columns:1fr 38px 90px;gap:9px;align-items:center;min-height:50px;border-top:1px solid #edf1f5}.weak-row b{font-size:8.5px;color:#274b71}.weak-row small{font-size:6.5px;color:#8b98a8;display:block;margin-top:3px}.weak-row>span{font-size:8px;color:#315f8c;text-align:right}.weak-row>i{height:5px;background:#edf2f6;border-radius:99px;overflow:hidden}.weak-row>i u{display:block;height:100%;background:#5298df;border-radius:99px;text-decoration:none}
.today-study-row{display:grid;grid-template-columns:48px 12px 1fr;align-items:center;min-height:50px;border-top:1px solid #edf1f5}.today-study-row time{font-size:7.5px;color:#77879a}.today-study-row>i{width:8px;height:8px;border-radius:50%;background:#b7c4d2}.today-study-row.done>i{background:#45b784}.today-study-row.current>i{background:#4b94df}.today-study-row b{font-size:8.5px;color:#274b71}.today-study-row small{font-size:6.5px;color:#8b98a8;display:block;margin-top:3px}

.supervisor-ai{padding:18px;display:flex;flex-direction:column}
.supervisor-ai-head{display:grid;grid-template-columns:40px 1fr auto;gap:10px;align-items:center;padding-bottom:14px;border-bottom:1px solid #edf1f5}.supervisor-ai-mark{width:40px;height:40px;border-radius:12px;background:linear-gradient(145deg,#2f73d1,#235ba5);color:white;display:grid;place-items:center;font-size:15px;font-weight:800}.supervisor-ai-head span{font-size:7px;color:#7d8b9e}.supervisor-ai-head b{font-size:10px;color:#254c75;display:block;margin-top:4px}.supervisor-ai-head em{font-style:normal;font-size:6.5px;color:#3c956e;background:#eef8f3;padding:5px 6px;border-radius:999px}
.supervisor-judgement{padding:18px 0 14px}.supervisor-judgement>span{font-size:7px;color:#8996a8}.supervisor-judgement h3{font-size:18px;color:#173b63;margin:8px 0}.supervisor-judgement p{font-size:8.5px;color:#708095;line-height:1.85;margin:0}
.supervisor-ai-actions{display:grid;gap:7px}.supervisor-ai-actions button{min-height:36px;border:1px solid #d9e4ef;background:#fff;color:#39688f;border-radius:9px;font-size:8px}.supervisor-ai-actions button.primary{background:#2468e8;color:white;border-color:#2468e8}
.supervisor-reason{margin-top:16px;border-top:1px solid #edf1f5;padding-top:12px}.supervisor-reason>span{font-size:7px;color:#8996a7;display:block;margin-bottom:5px}.supervisor-reason>div{display:flex;justify-content:space-between;padding:7px 0}.supervisor-reason b{font-size:7.5px;color:#63758a;font-weight:600}.supervisor-reason em{font-size:7.5px;color:#2c587f;font-style:normal}
.enhanced-link{margin-top:auto;border:0;background:#f6f9fc;color:#4d7296;border-radius:9px;min-height:38px;font-size:7.5px}

/* 错题与回收 */
.meta-recycle-head{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:12px}.meta-recycle-head h2{font-size:21px;color:#193b62;margin:5px 0}.meta-recycle-head p{font-size:8px;color:#7d8b9d;margin:0}.recycle-summary{display:flex;gap:8px}.recycle-summary>span{min-width:78px;border-left:1px solid #e2e8ef;padding-left:12px}.recycle-summary b{font-size:15px;color:#234f7a;display:block}.recycle-summary small{font-size:7px;color:#8b98a8}
.recycle-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:12px}.wrong-list,.wrong-detail{border:1px solid #e1e8f0;border-radius:16px;background:#fff;padding:15px;min-height:470px}.wrong-filter{display:flex;gap:4px;margin-bottom:8px}.wrong-filter button{height:29px;border:0;background:#f4f7fa;color:#78889a;border-radius:7px;padding:0 9px;font-size:7px}.wrong-filter button.active{background:#eaf3fd;color:#2b6298}
.wrong-card{width:100%;min-height:76px;border:0;border-top:1px solid #edf1f5;background:transparent;display:grid;grid-template-columns:42px 1fr 80px;gap:11px;align-items:center;text-align:left;padding:10px;border-radius:8px}.wrong-card:hover,.wrong-card.active{background:#f7f9fc}.wrong-card.active{box-shadow:inset 2px 0 0 #4a8fdc}.wrong-subject{font-size:7px;color:#2f6ca6;background:#eaf4ff;border-radius:6px;padding:5px 6px;text-align:center}.wrong-card b{font-size:9px;color:#274b71}.wrong-card small{font-size:7px;color:#8795a6;display:block;margin-top:5px}.wrong-side{text-align:right}.wrong-side em{font-size:6.5px;color:#bc6f55;font-style:normal;display:block}.wrong-side strong{font-size:8px;color:#315e88;display:block;margin-top:5px}
.wrong-detail h2{font-size:20px;color:#1c4068;margin:8px 0}.wrong-cause{padding:13px;border-radius:11px;background:#fff7f5;border:1px solid #f1e3df;margin-top:14px}.wrong-cause span,.wrong-strategy span,.wrong-timeline span{font-size:7px;color:#8a97a6}.wrong-cause p{font-size:9px;color:#6b5a58;line-height:1.7;margin:6px 0 0}.wrong-score{margin-top:15px}.wrong-score>div{display:flex;justify-content:space-between}.wrong-score span{font-size:7px;color:#8794a5}.wrong-score b{font-size:9px;color:#2a5883}.wrong-score>i{display:block;height:7px;background:#edf2f6;border-radius:99px;overflow:hidden;margin-top:8px}.wrong-score>i u{display:block;height:100%;background:linear-gradient(90deg,#e6a55e,#5a98dd);text-decoration:none;border-radius:99px}.wrong-strategy,.wrong-timeline{margin-top:15px;padding-top:13px;border-top:1px solid #edf1f5}.wrong-strategy b,.wrong-timeline b{font-size:9px;color:#315574;line-height:1.7;display:block;margin-top:6px}.wrong-timeline small{font-size:7px;color:#8794a5;display:block;margin-top:5px}.wrong-actions{display:flex;gap:7px;margin-top:18px}.wrong-actions button{height:34px;border:1px solid #d8e3ee;background:#fff;color:#37658e;border-radius:8px;font-size:8px;padding:0 12px}.wrong-actions button.primary{background:#2468e8;color:white;border-color:#2468e8}

/* 督学设置：把摄像头/屏幕降为增强监督 */
.meta-privacy-page .meta-privacy-grid>section:first-child{background:#f9fbfe}
.meta-privacy-page .meta-privacy-grid>section:first-child:before{content:"基础督学不要求开启摄像头。只有需要更严格的自习监督时，再开启以下增强能力。";display:block;font-size:7.5px;color:#76879a;line-height:1.65;margin-bottom:10px;padding:9px;background:#eef5fc;border-radius:8px}

@media(max-width:1050px){
 .supervisor-desk,.recycle-layout{grid-template-columns:1fr}
 .supervisor-task-card{grid-template-columns:1fr}
 .supervisor-live-row{grid-template-columns:repeat(2,1fr)}
 .supervisor-lower-grid{grid-template-columns:1fr}
}


/* ==========================================================
   v0.8.4 · AI 督学实时监控回归首屏
   ========================================================== */
.supervisor-clock small{display:block;margin-top:5px;font-size:6.5px;color:#8190a2}
.supervisor-monitor-panel{margin-top:12px;border:1px solid #dde6ef;border-radius:15px;background:#fbfdff;padding:15px}
.supervisor-monitor-title{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:11px}
.supervisor-monitor-title h3{font-size:14px;color:#1c426c;margin:5px 0}
.supervisor-monitor-title p{font-size:7.5px;color:#8290a1;margin:0}
.monitor-status-pills{display:flex;gap:6px}
.monitor-status-pills span{display:flex;align-items:center;gap:5px;height:27px;padding:0 8px;border:1px solid #e1e8f0;background:#fff;border-radius:999px;font-size:7px;color:#6f8094}
.monitor-status-pills i{width:7px;height:7px;border-radius:50%;background:#c3ccd7}
.monitor-status-pills i.on{background:#42b77e;box-shadow:0 0 0 4px rgba(66,183,126,.08)}
.supervisor-monitor-grid{display:grid;grid-template-columns:1fr 1fr .76fr;gap:9px}
.live-monitor-card{border:1px solid #e2e8ef;border-radius:13px;background:#fff;padding:11px;min-width:0}
.live-monitor-head{display:flex;justify-content:space-between;align-items:center}.live-monitor-head span{font-size:7px;color:#8492a3;display:block}.live-monitor-head b{font-size:9px;color:#315779;display:block;margin-top:3px}.live-monitor-head em{font-size:6px;font-style:normal;padding:4px 5px;border-radius:999px;background:#f2f4f7;color:#8896a7}.live-monitor-head em.live-green,.live-monitor-card:has(.active) .live-monitor-head em{background:#edf8f3;color:#3a956d}
.live-monitor-preview{height:132px;margin-top:9px;border-radius:10px;background:linear-gradient(145deg,#edf2f7,#e7edf4);position:relative;overflow:hidden;display:grid;place-items:center;border:1px solid #e3e9ef}
.live-monitor-preview video{display:none;width:100%;height:100%;object-fit:cover}.live-monitor-preview.active video{display:block}.live-monitor-preview.active .live-preview-placeholder{display:none}
.live-preview-placeholder{text-align:center;color:#8090a2}.live-preview-placeholder strong{display:block;font-size:9px;color:#5f7187}.live-preview-placeholder small{display:block;font-size:6.5px;margin-top:5px}
.live-preview-mask{display:none;position:absolute;inset:0;background:#eef3f7;color:#66788d;text-align:center;place-content:center;font-size:8px}.live-preview-mask small{font-size:6.5px;color:#8b98a8}.live-monitor-preview.hidden .live-preview-mask{display:grid}.live-monitor-preview.hidden video,.live-monitor-preview.hidden .live-preview-placeholder{display:none}
.live-monitor-actions{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin-top:8px}.live-monitor-actions button{height:30px;border:1px solid #d8e3ee;background:#fff;color:#37658e;border-radius:8px;font-size:7px}.live-monitor-actions button:hover:not(:disabled){background:#f4f8fc}.live-monitor-actions button.danger{color:#ad6068;border-color:#ead7da}.live-monitor-actions button:disabled{opacity:.4;cursor:not-allowed}
.behavior-monitor-body{display:grid;gap:0;margin-top:9px}.behavior-monitor-body>div{padding:8px 0;border-top:1px solid #edf1f5}.behavior-monitor-body span{font-size:6.5px;color:#8b98a8;display:block}.behavior-monitor-body b{font-size:8px;color:#2c5479;display:block;margin-top:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.behavior-connect{width:100%;height:30px;margin-top:7px;border:0;border-radius:8px;background:#f3f7fb;color:#396891;font-size:7px}

.supervisor-ai .supervisor-reason{margin-top:13px}
.monitoring-first .supervisor-ai{position:sticky;top:92px;align-self:start;min-height:610px}
.monitoring-first .supervisor-main{min-width:0}

@media(max-width:1200px){
 .supervisor-desk.monitoring-first{grid-template-columns:minmax(0,1fr) 330px}
 .supervisor-monitor-grid{grid-template-columns:1fr 1fr}
 .behavior-card{grid-column:1 / -1}
 .behavior-monitor-body{grid-template-columns:repeat(4,1fr);gap:8px}
 .behavior-monitor-body>div{border-top:0;border-left:1px solid #edf1f5;padding:8px}.behavior-monitor-body>div:first-child{border-left:0}
}
@media(max-width:820px){
 .supervisor-monitor-grid{grid-template-columns:1fr}
 .behavior-card{grid-column:auto}
 .behavior-monitor-body{grid-template-columns:1fr 1fr}
}

/* ==========================================================
   v0.8.5 · Real LLM Supervisor Agent
   ========================================================== */
.supervisor-ai-head em.online{background:#edf8f3;color:#2f956a}
.supervisor-ai-head em.offline{background:#fff1f1;color:#bd6468}
.supervisor-ai-head em.thinking{background:#eef5ff;color:#2f6dae}
.supervisor-ai-head em.checking{background:#f3f5f8;color:#7b8999}
.ai-analysis-meta{display:flex;justify-content:space-between;gap:10px;padding:9px 0 12px;border-bottom:1px solid #edf1f5;color:#8593a4;font-size:7px}
.ai-evidence-split>span{margin-bottom:7px}
.ai-evidence-box{padding:10px;border:1px solid #e5ebf2;border-radius:9px;background:#f8fbfe;margin-top:7px}
.ai-evidence-box.mastery{background:#faf8ff;border-color:#e9e3f6}
.ai-evidence-box small{display:block;font-size:6.5px;color:#8b98a8;margin-bottom:4px}
.ai-evidence-box b{display:block;font-size:8px;line-height:1.65;color:#355876;font-weight:650}
.ai-evidence-box.mastery b{color:#5d5480}
.ai-boundary-note{display:flex;gap:8px;padding:10px;margin-top:12px;border-radius:9px;background:#f6f8fb;border:1px solid #e8edf3}
.ai-boundary-note b{font-size:7px;color:#315e88;white-space:nowrap}
.ai-boundary-note span{font-size:7px;color:#7a899b;line-height:1.6}
.ai-live-panel .supervisor-ai-actions button:disabled{opacity:.55;cursor:not-allowed}


/* ==========================================================
   v0.8.6 · AI 督学 / 督学中心 information architecture
   ========================================================== */
.supervision-center-top{color:#315f90!important}.center-pulse{width:7px;height:7px;border-radius:50%;background:#6f8fb7;box-shadow:0 0 0 4px rgba(80,126,180,.08);display:inline-block;margin-right:7px}
.supervision-quick-panel{left:auto;right:18px;transform:translateX(calc(100% + 38px))}.supervision-quick-panel.open{transform:translateX(0)}
.quick-supervision-current{display:flex;justify-content:space-between;align-items:center;padding:15px 0 12px}.quick-supervision-current span:first-child{font-size:8px;color:#8996a7;display:block}.quick-supervision-current b{font-size:13px;color:#1e416a;display:block;margin-top:5px}.quick-supervision-current small{font-size:7.5px;color:#8795a6;display:block;margin-top:4px}.quick-live-dot{height:25px;border-radius:999px;background:#eff8f3;color:#408c6a;font-size:7px;padding:0 8px;display:flex;align-items:center;gap:5px}.quick-live-dot i{width:6px;height:6px;border-radius:50%;background:#46b47e}.quick-summary-grid b{font-size:16px}.quick-behavior-block{padding-bottom:8px}.quick-signal{display:flex;justify-content:space-between;align-items:center;padding:8px 0;border-top:1px solid #edf1f5}.quick-signal span{font-size:7.5px;color:#7c8b9e}.quick-signal b{font-size:8px;color:#294f76}.quick-ibt-note{font-size:7px;color:#8795a6;line-height:1.6;margin:10px 0 0}
.five-tabs{grid-template-columns:repeat(5,1fr)!important}

/* goals */
.goal-page{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:13px}.goal-editor-card,.goal-side-card{border:1px solid #e1e8f0;border-radius:16px;background:#fff;box-shadow:0 10px 28px rgba(37,62,94,.04)}.goal-editor-card{padding:20px}.goal-side-card{padding:18px;align-self:start}.goal-head{display:flex;justify-content:space-between;align-items:flex-start}.goal-head h2{font-size:22px;color:#183d66;margin:5px 0}.goal-head p{font-size:8.5px;color:#7d8b9d;margin:0}.goal-status{font-size:7px;color:#5e7d9f;background:#f2f6fa;padding:5px 8px;border-radius:999px}.goal-form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:20px}.goal-form-grid label{display:grid;gap:6px}.goal-form-grid label.wide{grid-column:1/-1}.goal-form-grid label>span{font-size:7.5px;color:#7a899c}.goal-form-grid input,.goal-form-grid textarea,.goal-form-grid select{border:1px solid #dfe6ee;background:#fbfcfe;border-radius:9px;padding:10px 11px;color:#24496f;font-size:9px;outline:none}.goal-form-grid input:focus,.goal-form-grid textarea:focus,.goal-form-grid select:focus{border-color:#a9c4e1;background:#fff}.input-unit{display:grid;grid-template-columns:1fr auto;border:1px solid #dfe6ee;border-radius:9px;background:#fbfcfe;overflow:hidden}.input-unit input{border:0;background:transparent}.input-unit em{font-style:normal;font-size:7px;color:#8a97a7;display:grid;place-items:center;padding:0 10px}.goal-actions{display:flex;gap:8px;margin-top:18px}.goal-actions button{height:36px;border-radius:9px;border:1px solid #dce5ee;background:#fff;color:#39658d;font-size:8px;padding:0 12px}.goal-actions button.primary{background:#2468e8;color:#fff;border-color:#2468e8}.goal-side-card>h3{font-size:18px;color:#1d426b;margin:8px 0}.goal-side-card>p{font-size:8.5px;color:#76869a;line-height:1.7}.goal-side-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin-top:18px}.goal-side-stats span{border:1px solid #e7ecf2;border-radius:10px;padding:10px 8px}.goal-side-stats b{font-size:10px;color:#28557f;display:block}.goal-side-stats small{font-size:6.5px;color:#8a97a7;display:block;margin-top:4px}.goal-principle{margin-top:14px;padding:12px;border-radius:10px;background:#f5f8fb}.goal-principle b{font-size:8px;color:#315a80}.goal-principle small{font-size:7px;color:#7c8b9d;display:block;line-height:1.6;margin-top:5px}

/* plan editor */
.plan-v086 .meta-plan-head{margin-bottom:12px}.plan-editor-layout{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:13px}.plan-editor-list,.plan-summary-card{border:1px solid #e1e8f0;border-radius:16px;background:#fff;padding:15px}.plan-edit-row{display:grid;grid-template-columns:78px 120px 1fr 110px 64px 32px;gap:7px;align-items:center;padding:9px 0;border-bottom:1px solid #edf1f5}.plan-edit-row input{height:34px;border:1px solid #e0e7ef;border-radius:8px;background:#fbfcfe;color:#2e5579;font-size:8px;padding:0 9px;min-width:0}.plan-edit-row .input-unit{height:34px}.plan-enable,.plan-remove{height:32px;border-radius:8px;border:1px solid #e0e7ef;background:#fff;color:#8290a1;font-size:7px}.plan-enable.on{background:#eef7f3;border-color:#d7eee2;color:#3f956e}.plan-remove{font-size:14px}.plan-summary-card>h3{font-size:17px;color:#1e426a;margin:7px 0 3px}.plan-total{font-size:26px;color:#245681;display:block}.plan-summary-card>small{font-size:7px;color:#8a97a7}.plan-summary-list{margin:15px 0}.plan-summary-list>div{display:grid;grid-template-columns:48px 1fr;gap:9px;padding:9px 0;border-top:1px solid #edf1f5}.plan-summary-list time{font-size:7px;color:#78889a}.plan-summary-list b{font-size:8px;color:#2b5378}.plan-summary-list small{font-size:6.5px;color:#8b98a8;display:block;margin-top:3px}.plan-summary-card>button.primary{width:100%;height:36px;border:0;border-radius:9px;background:#2468e8;color:#fff;font-size:8px}

/* supervision current goal */
.supervisor-current-goal{border:1px solid #e3e9f0;border-radius:14px;padding:14px}.supervisor-current-goal>b{font-size:13px;color:#234d77;display:block;margin-top:12px}.supervisor-current-goal>p{font-size:7.5px;color:#7c8b9d;line-height:1.6}.goal-mini-stats{display:flex;gap:6px;flex-wrap:wrap}.goal-mini-stats span{font-size:6.5px;color:#5d7895;background:#f3f7fb;border-radius:999px;padding:5px 7px}

/* full supervision center */
.supervision-center-layout{display:grid;grid-template-columns:210px minmax(0,1fr);gap:13px;align-items:start}.supervision-center-sidebar{border:1px solid #e1e8f0;border-radius:16px;background:#fff;padding:12px;position:sticky;top:86px;box-shadow:0 10px 28px rgba(37,62,94,.035)}.supervision-center-sidebar>div{padding:8px 9px 12px;border-bottom:1px solid #edf1f5;margin-bottom:6px}.supervision-center-sidebar>div span{font-size:7px;color:#8190a2;display:block}.supervision-center-sidebar>div b{font-size:11px;color:#234b74;display:block;margin-top:4px}.supervision-center-sidebar button{width:100%;height:36px;border:0;background:transparent;border-radius:9px;text-align:left;padding:0 10px;font-size:8px;color:#718196}.supervision-center-sidebar button:hover{background:#f5f8fb}.supervision-center-sidebar button.active{background:#eef5fd;color:#245d96;font-weight:800}.supervision-center-content{min-width:0}.center-section{border:1px solid #e1e8f0;border-radius:16px;background:#fff;padding:19px;box-shadow:0 10px 28px rgba(37,62,94,.035);min-height:520px}.center-section-head{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:16px}.center-section-head h2{font-size:22px;color:#183e68;margin:5px 0}.center-section-head p{font-size:8px;color:#7b899c;margin:0}.center-period{font-size:7px;color:#73849a;background:#f3f6fa;padding:6px 9px;border-radius:999px}.center-kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}.center-kpis>div{border:1px solid #e5ebf2;border-radius:12px;padding:13px}.center-kpis span{font-size:7px;color:#8794a5;display:block}.center-kpis b{font-size:17px;color:#244f7c;display:block;margin:7px 0 3px}.center-kpis small{font-size:6.5px;color:#8b98a8}.center-overview-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:10px;margin-top:10px}.center-overview-grid>section,.center-recent{border:1px solid #e5ebf2;border-radius:13px;padding:14px}.mini-bars{height:145px;display:flex;align-items:end;gap:8px;padding-top:12px}.mini-bars>div{height:100%;flex:1;display:flex;flex-direction:column;justify-content:end;align-items:center;gap:6px}.mini-bars i{width:14px;min-height:10px;border-radius:5px 5px 2px 2px;background:linear-gradient(180deg,#5c9ee1,#8fc0ef)}.mini-bars span{font-size:6.5px;color:#8a97a7}.center-recent{margin-top:10px}.session-row{display:grid;grid-template-columns:85px 1fr 90px;gap:10px;align-items:center;padding:10px 0;border-top:1px solid #edf1f5}.session-row time{font-size:7px;color:#8190a2}.session-row b{font-size:8px;color:#2a5278}.session-row small{font-size:6.5px;color:#8a97a7;display:block;margin-top:3px}.session-row em{font-style:normal;font-size:7px;color:#4b8169;text-align:right}.center-data-table{border:1px solid #e4eaf1;border-radius:12px;overflow:hidden}.table-head,.table-row{display:grid;grid-template-columns:1.2fr .8fr .8fr 1.6fr;gap:8px;align-items:center;padding:11px 13px}.table-head{background:#f6f8fb;font-size:7px;color:#7e8d9f;font-weight:800}.table-row{border-top:1px solid #edf1f5}.table-row b{font-size:8px;color:#2b5378}.table-row span{font-size:7.5px;color:#718196}.center-note{margin-top:12px;padding:12px;border-radius:10px;background:#f5f8fb}.center-note b{font-size:8px;color:#31597f}.center-note span{font-size:7px;color:#7c8b9d;margin-left:8px}.trend-large-card{border:1px solid #e4eaf1;border-radius:13px;padding:15px}.trend-legend{font-size:7px;color:#7d8b9d}.trend-legend i{display:inline-block;width:8px;height:8px;border-radius:2px;background:#5d9fe2;margin-right:5px}.trend-columns{height:220px;display:flex;align-items:end;gap:14px;padding:20px 15px 0}.trend-columns>div{height:100%;flex:1;display:flex;flex-direction:column;justify-content:end;align-items:center}.trend-columns>div>b{font-size:7px;color:#587696;margin-bottom:5px}.trend-columns>div>i{width:28px;background:linear-gradient(180deg,#4d91dc,#8ec0ef);border-radius:7px 7px 2px 2px}.trend-columns>div>span{font-size:7px;color:#8592a3;margin-top:7px}.trend-insights{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:10px}.trend-insights>div{border:1px solid #e4eaf1;border-radius:11px;padding:12px}.trend-insights span{font-size:7px;color:#8794a5}.trend-insights b{font-size:12px;color:#28547d;display:block;margin:7px 0 3px}.trend-insights small{font-size:6.5px;color:#8a97a7}.session-list-full{display:grid;gap:8px}.session-card{display:grid;grid-template-columns:1.5fr 90px 70px 70px 100px;gap:10px;align-items:center;border:1px solid #e5ebf2;border-radius:11px;padding:12px}.session-card time{font-size:6.5px;color:#8391a2;display:block}.session-card>div b{font-size:9px;color:#2a5278;display:block;margin:4px 0}.session-card small{font-size:6.5px;color:#8a97a7}.session-card>span b{font-size:9px;color:#30587d;display:block}.session-card>button{height:30px;border:1px solid #dfe6ee;background:#fff;border-radius:8px;color:#3d668d;font-size:7px}.ibt-center-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:12px}.ibt-center-grid>section{border:1px solid #e4eaf1;border-radius:13px;padding:15px}.ibt-large-center{margin-top:5px}.ibt-source-note{font-size:7px;color:#8290a2;line-height:1.7;margin-top:16px}.ibt-state-list>div{display:grid;grid-template-columns:68px 1fr 90px;gap:10px;align-items:center;padding:12px 0;border-top:1px solid #edf1f5}.ibt-state-list>div:first-child{border-top:0}.ibt-state-list>div>span{font-size:7px;padding:5px 7px;border-radius:999px;text-align:center}.ibt-state-list>div>span.ice{background:#f1edff;color:#7964c7}.ibt-state-list>div>span.water{background:#eaf4ff;color:#3978b6}.ibt-state-list>div>span.vapor{background:#e8f8f7;color:#3e9394}.ibt-state-list b{font-size:8.5px;color:#2b5278}.ibt-state-list small{font-size:6.5px;color:#8996a7;display:block;margin-top:3px}.ibt-state-list em{font-style:normal;font-size:7px;color:#6c7d90;text-align:right}.ai-intervention-list{display:grid;gap:8px}.ai-intervention-list>div{display:grid;grid-template-columns:95px 75px 1fr 75px;gap:10px;align-items:center;border:1px solid #e4eaf1;border-radius:11px;padding:13px}.ai-intervention-list time{font-size:7px;color:#8290a2}.ai-intervention-list .tag{font-size:6.5px;border-radius:999px;padding:5px 7px;text-align:center}.tag.refocus{background:#fff2ef;color:#ae6c5d}.tag.break{background:#f2f1ff;color:#7169bd}.tag.silent{background:#eff7f3;color:#49826b}.ai-intervention-list b{font-size:8px;color:#2b5378}.ai-intervention-list small{font-size:6.5px;color:#8a97a7;display:block;margin-top:4px}.ai-intervention-list em{font-size:7px;font-style:normal;color:#4e806a;text-align:right}

@media(max-width:1050px){.goal-page,.plan-editor-layout,.supervision-center-layout{grid-template-columns:1fr}.supervision-center-sidebar{position:static;display:grid;grid-template-columns:repeat(3,1fr)}.supervision-center-sidebar>div{grid-column:1/-1}.center-overview-grid,.ibt-center-grid{grid-template-columns:1fr}.center-kpis{grid-template-columns:repeat(2,1fr)}.plan-edit-row{grid-template-columns:80px 1fr 1fr}.plan-edit-row .input-unit,.plan-enable,.plan-remove{grid-column:auto}.supervision-quick-panel{left:auto;right:10px}}

/* v0.8.7 · supervision quick center opens from the right */
.supervision-quick-panel{
  box-shadow:-18px 0 48px rgba(31,57,88,.08),0 12px 36px rgba(31,57,88,.06);
}
.ai-supervisor-top{
  gap:0!important;
}


/* ==========================================================
   v0.8.8 · AI 督学目标启动流程 / 督学状态悬浮入口 / 学习记录
   ========================================================== */

/* AI 督学是纯功能入口，不展示导航状态圆点 */
.ai-supervisor-top::before,
.ai-supervisor-top::after{content:none!important;display:none!important}
.ai-supervisor-top{gap:0!important;padding-left:14px!important;padding-right:14px!important}

/* 原页眉督学中心移除后，使用独立悬浮“督学状态” */
.supervision-status-fab{
  position:fixed;
  right:22px;
  bottom:78px;
  z-index:46;
  height:44px;
  border:1px solid rgba(214,226,240,.9);
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(18px);
  color:#244c78;
  border-radius:999px;
  padding:0 15px 0 8px;
  box-shadow:0 15px 38px rgba(25,53,88,.14);
  display:flex;
  align-items:center;
  gap:8px;
  font-size:10.5px;
  font-weight:800;
}
.supervision-status-fab:hover{background:#f7faff;border-color:#c7d8eb;transform:translateY(-1px)}
.supervision-status-glyph{
  width:30px;height:30px;border-radius:50%;
  display:grid;place-items:center;
  background:#eaf3ff;color:#2869b4;font-size:11px;font-weight:900;
}

/* 督学状态快捷抽屉从左侧弹出 */
.supervision-quick-panel{
  left:18px!important;
  right:auto!important;
  transform:translateX(calc(-100% - 38px))!important;
  box-shadow:18px 0 48px rgba(31,57,88,.09),0 12px 36px rgba(31,57,88,.06)!important;
}
.supervision-quick-panel.open{transform:translateX(0)!important}

/* AI 督学页面整体加宽、放大，减少两侧空白 */
.meta-center-page.ai-supervisor-page{
  max-width:1500px;
  padding:34px 30px 86px;
}
.ai-supervisor-page .meta-center-back{margin-bottom:9px}
.ai-supervisor-page .meta-center-hero{padding:12px 3px 24px}
.ai-supervisor-page .meta-center-hero h1{font-size:40px}
.ai-supervisor-page .meta-center-hero p{font-size:11px}
.ai-supervisor-page .meta-hero-summary>span{width:112px}
.ai-supervisor-page .meta-hero-summary small{font-size:7.5px}
.ai-supervisor-page .meta-hero-summary b{font-size:17px}
.ai-supervisor-page .meta-center-tabs{height:58px;margin-bottom:17px}
.ai-supervisor-page .meta-center-tabs button{font-size:10px}
.ai-supervisor-page .supervisor-desk.monitoring-first{
  grid-template-columns:minmax(0,1fr) 410px;
  gap:18px;
}
.ai-supervisor-page .supervisor-main{padding:23px}
.ai-supervisor-page .supervisor-ai{padding:21px}
.ai-supervisor-page .supervisor-main-head h2{font-size:27px}
.ai-supervisor-page .supervisor-main-head p{font-size:10px}
.ai-supervisor-page .supervisor-clock b{font-size:23px}
.ai-supervisor-page .supervisor-task-card{min-height:126px;padding:18px;grid-template-columns:minmax(0,1fr) 255px 116px}
.ai-supervisor-page .task-subject>b{font-size:17px}
.ai-supervisor-page .task-subject>small{font-size:8.5px;line-height:1.65}
.ai-supervisor-page .task-progress span{font-size:7.8px}
.ai-supervisor-page .task-progress b{font-size:10px}
.ai-supervisor-page .supervisor-task-card>button{height:44px;font-size:9.5px}
.ai-supervisor-page .supervisor-monitor-panel{padding:17px}
.ai-supervisor-page .supervisor-monitor-title h3{font-size:16px}
.ai-supervisor-page .supervisor-monitor-title p{font-size:8px}
.ai-supervisor-page .live-monitor-preview{height:148px}
.ai-supervisor-page .live-monitor-head span{font-size:7.5px}
.ai-supervisor-page .live-monitor-head b{font-size:9.5px}
.ai-supervisor-page .behavior-monitor-body span{font-size:7px}
.ai-supervisor-page .behavior-monitor-body b{font-size:8.5px}
.ai-supervisor-page .supervisor-judgement h3{font-size:20px}
.ai-supervisor-page .supervisor-judgement p{font-size:9px}
.ai-supervisor-page .supervisor-lower-grid{gap:13px;margin-top:13px}
.ai-supervisor-page .supervisor-current-goal,
.ai-supervisor-page .supervisor-today{padding:16px}
.ai-supervisor-page .supervision-center-layout{grid-template-columns:230px minmax(0,1fr);gap:16px}
.ai-supervisor-page .supervision-center-sidebar{padding:14px}
.ai-supervisor-page .supervision-center-sidebar button{height:40px;font-size:8.5px}
.ai-supervisor-page .center-section{padding:22px;min-height:580px}
.ai-supervisor-page .center-section-head h2{font-size:25px}
.ai-supervisor-page .center-section-head p{font-size:8.7px}
.ai-supervisor-page .center-kpis>div{padding:15px}
.ai-supervisor-page .center-kpis b{font-size:19px}

/* 开始督学：本次目标弹窗 */
.session-goal-modal>h2{font-size:26px!important;color:#173b63;margin:8px 0 7px!important}
.session-goal-modal>p{font-size:11px!important;max-width:680px}
.session-plan-picker{display:grid;gap:7px;margin:17px 0 13px}
.session-plan-picker>span,.session-goal-grid label>span{font-size:8px;color:#73849a;font-weight:750}
.session-plan-picker select{
  height:40px;border:1px solid #dfe6ee;border-radius:10px;background:#fbfcfe;
  padding:0 11px;font-size:9px;outline:none;
}
.session-goal-grid{display:grid;grid-template-columns:1fr 180px;gap:11px}
.session-goal-grid label{display:grid;gap:7px}
.session-goal-grid label.wide{grid-column:1/-1}
.session-goal-grid input{
  height:42px;border:1px solid #dfe6ee;border-radius:10px;background:#fbfcfe;
  padding:0 12px;font-size:10px;outline:none;
}
.session-goal-grid input:focus,.session-plan-picker select:focus{border-color:#a9c4e1;background:#fff}
.session-goal-grid .input-unit{height:42px}
.session-goal-note{
  margin-top:15px;padding:13px 14px;border-radius:11px;
  background:#f3f7fc;border:1px solid #e4ebf3;
}
.session-goal-note b{font-size:8.5px;color:#2a557f;display:block}
.session-goal-note span{font-size:7.5px;color:#76869a;display:block;line-height:1.7;margin-top:5px}
.session-goal-actions{align-items:center}
.session-goal-actions #sessionLongGoalBtn{margin-right:auto;color:#2a65a0;border-color:#d2e0ef}

/* 运行状态 chip 与两个悬浮入口错开 */
.meta-runtime-chip{right:145px!important;bottom:22px!important}

@media(max-width:1200px){
  .ai-supervisor-page .supervisor-desk.monitoring-first{grid-template-columns:minmax(0,1fr) 360px}
  .meta-center-page.ai-supervisor-page{padding-left:22px;padding-right:22px}
}
@media(max-width:1050px){
  .ai-supervisor-page .supervisor-desk.monitoring-first{grid-template-columns:1fr}
  .ai-supervisor-page .supervisor-task-card{grid-template-columns:1fr}
  .ai-supervisor-page .supervision-center-layout{grid-template-columns:1fr}
  .supervision-quick-panel{left:10px!important;right:auto!important}
}
@media(max-width:800px){
  .supervision-status-fab{right:14px;bottom:68px;height:40px}
  .meta-runtime-chip{right:14px!important;bottom:116px!important}
  .session-goal-grid{grid-template-columns:1fr}
  .session-goal-grid label.wide{grid-column:auto}
}

.supervision-center-top{display:none!important}


/* ==========================================================
   v0.8.9 · IBT 督学中心 / 问小希悬浮展开
   ========================================================== */

/* 「IBT 督学状态」平时隐藏，作为「问小希」的二级悬浮入口。
   二级入口与主入口采用纵向层级：从问小希正上方轻微上浮出现。 */
.supervision-status-fab{
  right:22px!important;
  bottom:76px!important;
  opacity:0!important;
  visibility:hidden!important;
  pointer-events:none!important;
  transform:translateY(12px) scale(.96)!important;
  transform-origin:right bottom;
  transition:
    opacity .18s ease,
    transform .22s cubic-bezier(.2,.8,.2,1),
    visibility .18s ease!important;
}

/* 鼠标进入问小希，或已经移到 IBT 督学状态自身时，向上展开 */
body:has(#assistantFab:hover) .supervision-status-fab,
body:has(#assistantFab:focus-visible) .supervision-status-fab,
body:has(.supervision-status-fab:hover) .supervision-status-fab,
.supervision-status-fab:focus-visible{
  opacity:1!important;
  visibility:visible!important;
  pointer-events:auto!important;
  transform:translateY(0) scale(1)!important;
}

/* 问小希保持主入口，IBT 状态作为其上方的二级状态入口 */
.assistant-fab{
  z-index:48!important;
}
.supervision-status-fab{
  z-index:47!important;
  white-space:nowrap;
}
.supervision-status-glyph{
  width:34px!important;
  border-radius:999px!important;
  font-size:8px!important;
  letter-spacing:.02em;
}

/* 向上移动鼠标时提供透明 hover 桥，避免跨过按钮间距时二级入口突然收起 */
.assistant-fab::before{
  content:"";
  position:absolute;
  left:-54px;
  right:-2px;
  top:-38px;
  height:42px;
  background:transparent;
}

/* 页眉 IBT 督学中心：固定宽度内真正水平、垂直居中 */
.ai-supervisor-top{
  min-width:112px;
  display:inline-flex!important;
  align-items:center!important;
  justify-content:center!important;
  text-align:center!important;
  padding-left:12px!important;
  padding-right:12px!important;
}

/* 二级入口改为向上展开后，不再需要为它预留整段左侧空间 */
.meta-runtime-chip{
  right:145px!important;
  bottom:22px!important;
}

@media(max-width:800px){
  /* 触屏没有稳定 hover：仍与问小希保持纵向层级 */
  .supervision-status-fab{
    right:14px!important;
    bottom:66px!important;
  }
  .meta-runtime-chip{
    right:14px!important;
    bottom:116px!important;
  }
}

.camera-canvas-v51 video.flip-corrected{transform:scaleX(-1);transform-origin:center center}

/* v0.9.0 · merged Responsive Teacher mobile classroom */
@media(max-width:700px){
  body{overscroll-behavior:none}
  .coach-v51{height:100dvh;min-height:0;overflow:hidden;grid-template-rows:56px minmax(0,1fr)}
  .coach-top-v51{height:56px;padding:8px 10px;grid-template-columns:minmax(0,1fr) auto}
  .coach-title-v51{gap:9px}.coach-title-v51 small{display:none}.coach-back-v51{height:34px;padding:0 10px;font-size:11px}
  .coach-title-v51 b{font-size:13px}.coach-progress-v51{display:block;font-size:10px}
  .coach-shell-v51{height:calc(100dvh - 56px);display:block;position:relative}
  .camera-stage-v51{height:100%;padding:0;grid-template-rows:42px minmax(0,1fr)}
  .stage-toolbar-v51{height:42px;padding:0 10px;background:#091a2c}.stage-live-v51{font-size:10px}.stage-tools-v51{gap:5px;overflow-x:auto;max-width:58%}
  .stage-tools-v51 button{font-size:9px;height:30px;padding:0 8px;white-space:nowrap}
  .camera-canvas-v51{height:100%;min-height:0;border:0;border-radius:0}
  .camera-empty-v51{padding:28px 18px}.camera-empty-v51 h2{font-size:21px}.camera-empty-v51 p{font-size:12px;max-width:92%}.camera-empty-v51 small{font-size:10px}
  .coach-hint-v75{right:10px;top:12px;max-width:72%;font-size:11px;padding:10px 12px}
  .ai-dialog-v51{left:10px;right:10px;bottom:112px;grid-template-columns:34px 1fr 30px;padding:10px;border-radius:14px}.ai-avatar-v51{width:34px;height:34px}.ai-dialog-copy p{font-size:12px;line-height:1.45}.ai-dialog-copy b{font-size:10px}.ai-dialog-copy span{font-size:9px}
  .talk-bar-v51{left:10px;right:10px;bottom:max(10px,env(safe-area-inset-bottom));grid-template-columns:1fr 1fr;gap:7px}.talk-main-v51,.vision-check-v51{height:48px}.talk-main-v51 b,.vision-check-v51{font-size:11px}.talk-main-v51 small{font-size:9px}.talk-input-v51{display:none}
  .coach-rail-v51{position:fixed;left:10px;right:10px;bottom:calc(max(10px,env(safe-area-inset-bottom)) + 60px);z-index:20;max-height:42dvh;border:1px solid #24415d;border-radius:18px;background:rgba(10,31,51,.97);box-shadow:0 20px 50px rgba(0,0,0,.35);padding:14px;display:none}
  .coach-rail-v51.mobile-open{display:flex}.rail-route-v51{max-height:18dvh;overflow:auto}.rail-note-v51{display:none}.rail-step-head-v51 h2{font-size:18px}.rail-step-head-v51 p{font-size:11px}.rail-target-v51 b{font-size:12px}
}

/* ==========================================================
   v0.9.0 UI polish · 顶部三入口统一视觉组件
   仅统一视觉，不改变 IBT / 分享才能 / AI 后台的功能与层级
   ========================================================== */
.top-actions{
  display:flex;
  align-items:center;
  gap:8px;
}
.top-actions > .meta-status-top,
.top-actions > .teacher-entry,
.top-actions > .admin-entry{
  height:40px!important;
  min-width:94px;
  padding:0 17px!important;
  border-radius:11px!important;
  border:1px solid #d9e3f0;
  display:inline-flex!important;
  align-items:center!important;
  justify-content:center!important;
  white-space:nowrap;
  font-size:12px!important;
  line-height:1!important;
  font-weight:750!important;
  letter-spacing:0!important;
  box-shadow:none!important;
  transition:background-color .16s ease,border-color .16s ease,color .16s ease,transform .16s ease;
}
.top-actions > .meta-status-top,
.top-actions > .admin-entry{
  background:#fff!important;
  color:#214c7d!important;
  border-color:#d9e3f0!important;
}
.top-actions > .teacher-entry{
  background:#153b69!important;
  color:#fff!important;
  border-color:#153b69!important;
}
.top-actions > .meta-status-top:hover,
.top-actions > .admin-entry:hover{
  background:#f5f8fc!important;
  color:#153f73!important;
  border-color:#c8d6e8!important;
  transform:translateY(-1px);
}
.top-actions > .teacher-entry:hover{
  background:#10345f!important;
  border-color:#10345f!important;
  transform:translateY(-1px);
}
.top-actions > .meta-status-top:active,
.top-actions > .teacher-entry:active,
.top-actions > .admin-entry:active{
  transform:translateY(0);
}
/* IBT 文案较长，只按内容自然扩宽；其余两颗保持同一最小宽度和骨架 */
.top-actions > .ai-supervisor-top{
  min-width:116px!important;
  padding-left:17px!important;
  padding-right:17px!important;
}

@media(max-width:1100px){
  .top-actions > .meta-status-top{display:none!important}
}

/* v0.9.4 · supervisor ready-to-start phase */
.supervisor-clock.ready span{color:#b37a2e}.supervisor-clock.ready b{color:#234f79}
.supervisor-task-card.ready{border-color:#d7e6f4;background:linear-gradient(135deg,#fbfdff,#f6faff)}
.supervisor-task-card>button.ready-start{background:#174978;border-color:#174978;color:#fff}
.supervisor-ready-strip{margin:-8px 0 18px;border:1px solid #dce8f3;background:#f8fbfe;border-radius:12px;padding:11px 13px;display:flex;justify-content:space-between;align-items:center;gap:14px}
.supervisor-ready-strip>div:first-child{min-width:0}.supervisor-ready-strip b{display:block;font-size:8.5px;color:#244f79}.supervisor-ready-strip span{display:block;margin-top:3px;font-size:7px;line-height:1.65;color:#75879a}
.supervisor-ready-strip>div:last-child{display:flex;align-items:center;gap:7px;flex:none}.supervisor-ready-strip button{height:34px;padding:0 13px;border-radius:8px;border:1px solid #d8e3ee;background:#fff;color:#526d88;font-size:7.5px;font-weight:750}.supervisor-ready-strip button.primary{background:#2468e8;border-color:#2468e8;color:#fff}
@media(max-width:720px){.supervisor-ready-strip{align-items:flex-start;flex-direction:column}.supervisor-ready-strip>div:last-child{width:100%;flex-wrap:wrap}.supervisor-ready-strip button{flex:1}}

/* v0.9.5 · smart learning-start recognition */
.supervisor-ready-strip.smart-ready{background:linear-gradient(135deg,#f8fbff,#fbfdff);border-color:#d9e8f6}
.sensing-suggestion-modal{max-width:720px}
.sensing-suggestion-modal h2{margin:8px 0 8px;font-size:25px;letter-spacing:-.02em;color:#173c65}
.sensing-suggestion-modal>p{margin:0;color:#657d95;font-size:13px;line-height:1.8;max-width:640px}
.sensing-suggestion-points{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:18px 0 4px}
.sensing-suggestion-points>span{display:block;padding:13px 14px;border:1px solid #e0e9f2;border-radius:12px;background:#f9fbfd}
.sensing-suggestion-points b{display:block;color:#244d76;font-size:12px;margin-bottom:4px}
.sensing-suggestion-points small{display:block;color:#7a8da1;font-size:11px;line-height:1.55}
@media(max-width:640px){.sensing-suggestion-points{grid-template-columns:1fr}.sensing-suggestion-modal .modal-actions{flex-wrap:wrap}.sensing-suggestion-modal .modal-actions button{flex:1;min-width:130px}}

.sensing-soft-note{display:block;margin-top:12px;color:#8192a4;font-size:11px;line-height:1.65;text-align:center}

/* ==========================================================
   v0.9.9 · Xiaoxi flat expression system
   Approved visual language: pure blue circle + facial marks only.
   No antennae, hands, feet, status dots or decorative hardware.
   ========================================================== */
.xiaoxi-face{display:block;width:100%;height:100%;object-fit:contain;pointer-events:none;user-select:none}
.assistant-fab{padding:8px 15px 8px 9px!important;gap:8px!important;overflow:visible}
.xiaoxi-face-fab{width:34px;height:34px;filter:drop-shadow(0 5px 10px rgba(34,105,200,.16));transition:transform .2s ease}
.assistant-fab:hover .xiaoxi-face-fab{transform:translateY(-1px) rotate(-3deg)}
.assistant-orb.xiaoxi-orb{background:transparent!important;border-radius:50%!important;overflow:visible;width:38px!important;height:38px!important}
.assistant-orb.xiaoxi-orb .xiaoxi-face{filter:drop-shadow(0 5px 12px rgba(34,105,200,.14))}
.assistant-fab.xiaoxi-thinking .xiaoxi-face-fab{animation:xiaoxiThink .95s ease-in-out infinite alternate}
.assistant-fab.xiaoxi-watch .xiaoxi-face-fab{animation:xiaoxiWatch 1.25s ease-in-out infinite}
.assistant-fab.xiaoxi-warning .xiaoxi-face-fab{animation:xiaoxiWarn .24s ease-out 2}
.assistant-fab.xiaoxi-recovery .xiaoxi-face-fab{animation:xiaoxiBounce .42s ease-out 1}
@keyframes xiaoxiThink{from{transform:translateY(0) rotate(-2deg)}to{transform:translateY(-2px) rotate(4deg)}}
@keyframes xiaoxiWatch{0%,100%{transform:translateX(0)}40%{transform:translateX(-2px)}70%{transform:translateX(2px)}}
@keyframes xiaoxiWarn{0%{transform:translateX(0)}50%{transform:translateX(-2px)}100%{transform:translateX(2px)}}
@keyframes xiaoxiBounce{0%{transform:translateY(0)}50%{transform:translateY(-4px)}100%{transform:translateY(0)}}
.xiaoxi-coach-avatar{background:transparent!important;overflow:visible!important;border-radius:50%!important}
.xiaoxi-coach-avatar .xiaoxi-face{filter:drop-shadow(0 4px 10px rgba(29,105,207,.22))}