:root{
  --navy-950:#0c2143;--navy-900:#132f5e;--navy-800:#1b437d;--navy-700:#275798;
  --blue-100:#e8f0fa;--blue-50:#f3f7fc;--gold-700:#9b6127;--gold-600:#b87834;--gold-500:#ca914d;--gold-100:#f8ecd9;
  --ink:#101a2b;--muted:#607087;--line:#d7e0eb;--line-soft:#e8edf3;--paper:#fff;--canvas:#f5f7fa;
  --green:#21715a;--green-soft:#e6f4ef;--orange:#a65e25;--orange-soft:#f9ede3;--red:#a23a42;
  --shadow:0 18px 45px rgba(20,43,75,.09);--shadow-sm:0 8px 24px rgba(20,43,75,.07);
  --radius:20px;--radius-sm:12px;--max:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--canvas);color:var(--ink);font-family:"Microsoft YaHei","PingFang SC","Noto Sans CJK SC",system-ui,sans-serif;line-height:1.65}
button,input,textarea{font:inherit}
button,a{touch-action:manipulation}
a{color:inherit}
button{color:inherit}
img{display:block;max-width:100%}
[hidden]{display:none!important}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:fixed;left:16px;top:-80px;z-index:999;padding:11px 16px;border-radius:8px;background:#fff;color:var(--navy-900);box-shadow:var(--shadow);font-weight:700}
.skip-link:focus{top:12px}
:focus-visible{outline:3px solid #d19a51;outline-offset:3px}
.content-width{width:min(var(--max),calc(100% - 44px));margin-inline:auto}
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line-soft);backdrop-filter:blur(14px)}
.header-inner{width:min(1320px,calc(100% - 34px));height:74px;margin:auto;display:flex;align-items:center;gap:24px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;flex:0 0 auto}
.brand-mark{width:40px;height:40px;border-radius:12px;display:inline-grid;place-items:center;background:var(--navy-900);color:#fff;font-family:STSong,"Songti SC",serif;font-size:22px;font-weight:700;box-shadow:inset 0 0 0 1px rgba(255,255,255,.15)}
.brand-copy{display:flex;flex-direction:column;line-height:1.15}
.brand-copy strong{font-family:STSong,"Songti SC",serif;font-size:20px;letter-spacing:.12em;color:var(--navy-950)}
.brand-copy small{margin-top:5px;color:var(--muted);font-size:10px;letter-spacing:.13em}
#main-nav{display:flex;align-items:stretch;align-self:stretch;margin-left:auto}
#main-nav a{position:relative;display:flex;align-items:center;padding:0 13px;text-decoration:none;color:#34445b;font-size:14px;font-weight:700;white-space:nowrap}
#main-nav a::after{content:"";position:absolute;left:14px;right:14px;bottom:0;height:3px;border-radius:4px 4px 0 0;background:var(--gold-500);transform:scaleX(0);transition:transform .2s ease}
#main-nav a:hover,#main-nav a[aria-current="page"]{color:var(--navy-900)}
#main-nav a[aria-current="page"]::after{transform:scaleX(1)}
.header-case-button{min-height:40px;max-width:178px;display:flex;align-items:center;gap:8px;padding:7px 12px;border:1px solid var(--line);border-radius:999px;background:var(--blue-50);color:var(--navy-900);font-size:12px;font-weight:700;cursor:pointer}
.header-case-button:hover{border-color:var(--navy-700);background:#fff}
.header-case-button span:last-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.case-dot{width:8px;height:8px;border-radius:50%;background:var(--gold-500);box-shadow:0 0 0 4px var(--gold-100)}
.account-area{position:relative;flex:0 0 auto}
.account-loading,.account-signin,.account-menu>summary{min-height:40px;display:flex;align-items:center;justify-content:center;padding:7px 14px;border:1px solid var(--navy-900);border-radius:999px;background:#fff;color:var(--navy-900);font-size:12px;font-weight:800;text-decoration:none;white-space:nowrap}
.account-loading{border-color:var(--line);color:var(--muted)}
.account-signin:hover{background:var(--navy-900);color:#fff}
.account-menu{position:relative}.account-menu>summary{gap:8px;cursor:pointer;list-style:none}.account-menu>summary::-webkit-details-marker{display:none}
.account-avatar{width:27px;height:27px;display:grid;place-items:center;border-radius:50%;background:var(--navy-900);color:#fff;font-size:11px}.account-name{max-width:82px;overflow:hidden;text-overflow:ellipsis}
.account-popover{position:absolute;right:0;top:calc(100% + 10px);z-index:130;width:250px;padding:18px;border:1px solid var(--line);border-radius:14px;background:#fff;box-shadow:var(--shadow)}
.account-popover strong,.account-popover>span{display:block;overflow:hidden;text-overflow:ellipsis}.account-popover>span{color:var(--muted);font-size:11px}.account-popover p{display:flex;align-items:center;gap:7px;margin:14px 0;padding:9px;border-radius:9px;background:var(--green-soft);color:var(--green);font-size:11px}.account-popover p i{width:7px;height:7px;border-radius:50%;background:var(--green)}
.account-popover a{display:block;padding:9px 5px;border-top:1px solid var(--line-soft);color:var(--navy-700);font-size:12px;font-weight:800;text-decoration:none}
.menu-button{display:none;margin-left:auto;width:44px;height:44px;border:1px solid var(--line);background:#fff;border-radius:10px;cursor:pointer}
.menu-button>span:not(.sr-only){display:block;width:20px;height:2px;margin:4px auto;background:var(--navy-900)}
main{min-height:72vh}
.page{animation:fade-in .26s ease}
@keyframes fade-in{from{opacity:.2;transform:translateY(4px)}to{opacity:1;transform:none}}
.eyebrow{margin:0 0 10px;color:var(--gold-700);font-size:12px;font-weight:800;letter-spacing:.18em;text-transform:uppercase}
.eyebrow.light{color:#efd2a4}
h1,h2,h3,p{margin-top:0}
h1,h2,h3{line-height:1.22}
h1,h2{font-family:STSong,"Songti SC","Noto Serif CJK SC",serif}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:30px}
.section-head h2{margin:0;font-size:32px;color:var(--navy-950)}
.section-head p:last-child{max-width:560px;margin:0;color:var(--muted)}
.button{min-height:44px;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 20px;border:1px solid transparent;border-radius:10px;text-decoration:none;font-size:14px;font-weight:800;cursor:pointer;transition:transform .18s ease,background .18s,border-color .18s,box-shadow .18s}
.button:hover{transform:translateY(-1px)}
.button.primary{background:var(--gold-600);color:#fff;box-shadow:0 8px 18px rgba(184,120,52,.22)}
.button.primary:hover{background:var(--gold-700)}
.button.navy{background:var(--navy-900);color:#fff}
.button.navy:hover{background:var(--navy-800)}
.button.outline{border-color:#aebbc9;background:#fff;color:var(--navy-900)}
.button.outline:hover{border-color:var(--navy-700);background:var(--blue-50)}
.button.light{background:#fff;color:var(--navy-900)}
.button.small{min-height:38px;padding:7px 14px;font-size:12px}
.button:disabled{opacity:.55;cursor:not-allowed;transform:none}
.text-button{border:0;background:transparent;color:var(--navy-700);font-weight:800;cursor:pointer;padding:8px}
.text-button:hover{text-decoration:underline}
.text-button.danger{color:var(--red)}
.icon-button{width:44px;height:44px;border:1px solid var(--line);border-radius:50%;background:#fff;font-size:25px;line-height:1;cursor:pointer}
.tag,.status-chip,.mode-chip{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border-radius:999px;font-size:12px;font-weight:800}
.tag{background:var(--blue-100);color:var(--navy-800)}
.tag.gold{background:var(--gold-100);color:var(--gold-700)}
.status-chip{background:var(--green-soft);color:var(--green)}
.mode-chip{border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.1);color:#fff}
.meta-line{display:flex;flex-wrap:wrap;gap:15px;color:inherit;font-size:12px}
.meta-line span{display:inline-flex;align-items:center;gap:5px}
.meta-line span+span::before{content:"";width:3px;height:3px;border-radius:50%;background:currentColor;opacity:.45;margin-right:10px}

/* home */
.home-hero{position:relative;overflow:hidden;background:linear-gradient(118deg,#0f2952 0%,#173c72 58%,#24568c 100%);color:#fff;padding:74px 0 68px}
.home-hero::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 78% 16%,rgba(213,166,97,.22),transparent 28%),linear-gradient(90deg,transparent 49.8%,rgba(255,255,255,.035) 50%,transparent 50.2%);pointer-events:none}
.hero-grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center}
.hero-copy h1{max-width:690px;margin:0 0 22px;font-size:clamp(43px,5.6vw,72px);font-weight:700;letter-spacing:-.035em}
.hero-copy h1 span{color:#e3b878}
.hero-copy .lead{max-width:650px;color:#dce6f3;font-size:17px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-note{margin:20px 0 0;color:#aebed2;font-size:12px}
.featured-card{position:relative;min-height:418px;border:1px solid rgba(255,255,255,.16);border-radius:26px;background:rgba(8,28,57,.6);box-shadow:0 28px 80px rgba(5,18,40,.38);overflow:hidden}
.featured-card::before{content:"";position:absolute;width:330px;height:330px;border:1px solid rgba(255,255,255,.12);border-radius:50%;right:-70px;top:-95px;box-shadow:0 0 0 54px rgba(255,255,255,.025),0 0 0 108px rgba(255,255,255,.018)}
.featured-content{position:relative;z-index:2;padding:34px;display:flex;flex-direction:column;min-height:418px}
.featured-content h2{max-width:360px;margin:20px 0 14px;font-size:42px}
.featured-content p{max-width:430px;color:#d6e1ef}
.featured-content .meta-line{margin-top:auto;color:#bcd0e6}
.featured-number{position:absolute;right:25px;bottom:-26px;color:rgba(255,255,255,.07);font:700 150px/1 Georgia,serif}
.home-loop{padding:78px 0 60px;background:#fff}
.loop-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
.loop-card{position:relative;min-height:200px;padding:24px 20px;border:1px solid var(--line-soft);border-radius:16px;background:#fff;text-decoration:none;transition:transform .18s,box-shadow .18s,border-color .18s}
.loop-card:hover{transform:translateY(-3px);border-color:#b8c8da;box-shadow:var(--shadow-sm)}
.loop-card:not(:last-child)::after{content:"›";position:absolute;right:-12px;top:47%;z-index:2;width:24px;height:24px;border:1px solid var(--line);border-radius:50%;display:grid;place-items:center;background:#fff;color:var(--gold-700);font-weight:900}
.loop-num{display:block;color:var(--gold-600);font:700 26px/1 Georgia,serif}
.loop-card h3{margin:34px 0 8px;color:var(--navy-950);font-size:17px}
.loop-card p{margin:0;color:var(--muted);font-size:13px}
.loop-card small{display:block;margin-top:16px;color:var(--navy-700);font-weight:800}
.case-library{padding:76px 0}
.case-toolbar{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:24px}
.filter-bar{display:flex;gap:8px;flex-wrap:wrap}
.filter-button{min-height:40px;padding:7px 15px;border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--muted);font-size:13px;font-weight:800;cursor:pointer}
.filter-button.active{background:var(--navy-900);border-color:var(--navy-900);color:#fff}
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.case-card{display:flex;flex-direction:column;min-height:385px;overflow:hidden;border:1px solid var(--line-soft);border-radius:20px;background:#fff;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.case-visual{position:relative;min-height:155px;padding:22px;background:linear-gradient(135deg,var(--case-dark,#173862),var(--case-light,#3b6c99));color:#fff;overflow:hidden}
.case-visual::after{content:"";position:absolute;width:145px;height:145px;border:1px solid rgba(255,255,255,.18);border-radius:50%;right:-24px;top:-45px;box-shadow:0 0 0 34px rgba(255,255,255,.035)}
.case-index{position:absolute;right:20px;bottom:-16px;color:rgba(255,255,255,.12);font:700 86px/1 Georgia,serif}
.case-visual h3{position:relative;z-index:1;max-width:270px;margin:25px 0 0;font-size:27px;font-family:STSong,"Songti SC",serif}
.case-card-body{display:flex;flex:1;flex-direction:column;padding:22px}
.case-card-body p{color:var(--muted);font-size:14px}
.case-card-body .meta-line{color:var(--muted);margin-top:auto;padding-top:14px;border-top:1px solid var(--line-soft)}
.case-card-actions{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:18px}
.completion-mini{font-size:12px;color:var(--green);font-weight:800}
.home-stats{padding:46px 0;background:var(--navy-950);color:#fff}
.stats-grid{display:grid;grid-template-columns:1.3fr repeat(3,.7fr);gap:30px;align-items:center}
.stats-grid h2{margin:0;font-size:28px}
.stat{padding-left:25px;border-left:1px solid rgba(255,255,255,.18)}
.stat strong{display:block;font:700 34px/1.2 Georgia,serif;color:#e2b36f}.stat span{color:#bdc9d8;font-size:13px}

/* shared page hero */
.page-hero{background:var(--navy-950);color:#fff;padding:42px 0 40px}
.page-hero-grid{display:flex;align-items:flex-end;justify-content:space-between;gap:30px}
.page-hero h1{margin:0 0 10px;font-size:40px}
.page-hero p{margin:0;color:#c8d5e5}
.page-case-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.page-content{padding:34px 0 78px}
.guest-notice{margin-top:18px;padding:13px 16px;display:flex;align-items:center;justify-content:space-between;gap:20px;border:1px solid #ead5b5;border-radius:12px;background:#fffaf2;box-shadow:var(--shadow-sm)}
.guest-notice div{display:flex;align-items:baseline;gap:10px}.guest-notice strong{color:var(--gold-700);font-size:12px}.guest-notice span{color:var(--muted);font-size:11px}.guest-notice a{flex:0 0 auto;color:var(--navy-700);font-size:12px;font-weight:800}
.case-switcher{display:flex;align-items:center;gap:8px}
.case-switcher select{min-height:42px;max-width:270px;padding:8px 38px 8px 13px;border:1px solid rgba(255,255,255,.28);border-radius:10px;background:#fff;color:var(--navy-950);font-weight:800}
/* theatre */
.theatre-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:26px;align-items:stretch}
.avatar-stage{position:relative;min-height:610px;border-radius:22px;overflow:hidden;background:linear-gradient(155deg,#dce9f2,#edf2f6 60%,#ccdce8);box-shadow:var(--shadow)}
.avatar-stage::before{content:"";position:absolute;inset:24px;border:1px solid rgba(19,47,94,.12);border-radius:50% 50% 18px 18px}
.stage-top{position:absolute;left:22px;right:22px;top:20px;z-index:2;display:flex;align-items:center;gap:8px;font-size:12px;font-weight:800;color:var(--navy-950)}
.live-dot{width:8px;height:8px;border-radius:50%;background:#d34747;box-shadow:0 0 0 5px rgba(211,71,71,.13)}
.stage-top .tag{margin-left:auto}
.avatar-stage img{position:absolute;width:100%;height:100%;object-fit:cover;object-position:center 15%}
.avatar-render-layer,#mofa-avatar-container{position:absolute;inset:0;width:100%;height:100%}
#mofa-avatar-container{z-index:1}
#mofa-avatar-container canvas,#mofa-avatar-container video{width:100%!important;height:100%!important;object-fit:cover}
.avatar-fallback{z-index:0;transition:opacity .35s ease}
.avatar-stage.mofa-ready .avatar-fallback{opacity:0;pointer-events:none}
.mofa-loading{position:absolute;z-index:2;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:90px 32px;text-align:center;color:var(--navy-900);background:linear-gradient(180deg,rgba(238,244,249,.82),rgba(223,233,241,.58));transition:opacity .25s,visibility .25s}
.mofa-loading small{max-width:310px;color:var(--muted)}
.mofa-spinner{width:38px;height:38px;margin-bottom:6px;border:3px solid rgba(19,47,94,.16);border-top-color:var(--gold-600);border-radius:50%;animation:mofa-spin .8s linear infinite}
.avatar-stage.mofa-ready .mofa-loading{opacity:0;visibility:hidden;pointer-events:none}
.avatar-stage.mofa-error .mofa-loading{top:auto;bottom:106px;left:22px;right:22px;inset-block-start:auto;height:auto;padding:13px 16px;border:1px solid rgba(19,47,94,.1);border-radius:12px;background:rgba(255,255,255,.9)}
.avatar-stage.mofa-error .mofa-spinner{display:none}
.stage-top .tag.ready,.stage-top .tag.speaking{color:#1f6a51;background:#e4f4ed}
.stage-top .tag.error{color:#8a4e1c;background:#fff0df}
@keyframes mofa-spin{to{transform:rotate(360deg)}}
.stage-caption{position:absolute;z-index:2;left:22px;right:22px;bottom:22px;padding:18px 20px;border-radius:14px;background:rgba(12,33,67,.92);color:#fff;box-shadow:var(--shadow)}
.stage-caption small{display:block;margin-bottom:5px;color:#e4ba7d;font-weight:800}
.stage-controls{position:absolute;z-index:3;right:31px;bottom:37px;display:flex;gap:7px}
.round-control{width:36px;height:36px;border:1px solid rgba(255,255,255,.3);border-radius:50%;background:rgba(255,255,255,.12);color:#fff;cursor:pointer}
.round-control:disabled{opacity:.45;cursor:not-allowed}
.scene-panel{min-height:610px;display:flex;flex-direction:column;padding:30px;border:1px solid var(--line);border-radius:22px;background:#fff;box-shadow:var(--shadow-sm)}
.progress-head{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:12px;color:var(--muted);font-size:12px}
.progress-track{height:7px;border-radius:999px;background:#e9eef4;overflow:hidden}
.progress-track span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--gold-600),#e5bc7d);transition:width .35s ease}
.scene-body{display:flex;flex:1;flex-direction:column;padding-top:25px}
.scene-body h2{margin:8px 0 14px;color:var(--navy-950);font-size:31px}
.scene-body>p{color:#516176}
.fact-box{margin:7px 0 23px;padding:15px 17px;border-left:4px solid var(--gold-500);background:var(--gold-100);color:#5e4328;font-size:13px}
.scene-question{margin:0 0 12px;font-weight:800;color:var(--navy-950)}
.choice-list{display:grid;gap:10px}
.choice{width:100%;min-height:57px;display:flex;align-items:center;gap:13px;padding:12px 15px;border:1px solid var(--line);border-radius:12px;background:#fff;text-align:left;cursor:pointer;transition:border .18s,background .18s,transform .18s}
.choice:hover{border-color:var(--navy-700);background:var(--blue-50);transform:translateX(2px)}
.choice.selected{border-color:var(--gold-600);background:#fff8ed;box-shadow:0 0 0 2px rgba(202,145,77,.13)}
.choice:disabled{cursor:default;transform:none}
.choice-letter{flex:0 0 32px;width:32px;height:32px;display:grid;place-items:center;border-radius:9px;background:var(--blue-100);color:var(--navy-800);font-weight:900}
.choice.selected .choice-letter{background:var(--gold-600);color:#fff}
.response-divider{display:flex;align-items:center;gap:12px;margin:18px 0 12px;color:var(--muted);font-size:11px;font-weight:800}
.response-divider::before,.response-divider::after{content:"";height:1px;flex:1;background:var(--line-soft)}
.scene-response-form{padding:14px;border:1px solid var(--line);border-radius:13px;background:#f8fafc}
.scene-response-form>label{display:block;margin-bottom:7px;color:var(--navy-900);font-size:12px;font-weight:900}
.voice-input-shell{display:flex;align-items:center;gap:8px;min-width:0}
.scene-response-form textarea{min-width:0;flex:1;min-height:76px;padding:10px 12px;border:1px solid #cbd6e2;border-radius:10px;background:#fff;color:var(--ink);line-height:1.6;resize:vertical}
.scene-response-form textarea:focus,.voice-input-shell input:focus{border-color:var(--navy-700);outline:3px solid rgba(39,87,152,.14)}
.voice-button{flex:0 0 44px;width:44px;height:44px;display:grid;place-items:center;border:1px solid #b9c8d9;border-radius:50%;background:#fff;color:var(--navy-800);cursor:pointer;transition:background .18s,border-color .18s,box-shadow .18s,transform .18s}
.voice-button:hover{border-color:var(--navy-700);background:var(--blue-50);transform:translateY(-1px)}
.voice-button:disabled{opacity:.48;cursor:not-allowed;transform:none}
.voice-button svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.voice-button.recording{border-color:#b3353e;background:#fff0f1;color:#9d2730;box-shadow:0 0 0 5px rgba(179,53,62,.12);animation:voice-pulse 1.35s ease-in-out infinite}
@keyframes voice-pulse{50%{box-shadow:0 0 0 10px rgba(179,53,62,.04)}}
.voice-input-meta{min-height:34px;display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:8px;color:var(--muted);font-size:10px}
.voice-input-meta [data-state="error"],.chat-voice-status[data-state="error"]{color:var(--red)}
.voice-input-meta [data-state="recording"],.chat-voice-status[data-state="recording"]{color:#9d2730;font-weight:800}
.feedback-box{margin-top:16px;padding:16px;border-radius:12px;background:var(--green-soft);color:#245b4c}
.feedback-box.warn{background:var(--orange-soft);color:#774522}
.feedback-box strong{display:block;margin-bottom:4px}
.scene-actions{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:22px}
.scene-footer{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:18px;padding-top:16px;border-top:1px solid var(--line-soft);color:var(--muted);font-size:12px}
.explain-strip{display:grid;grid-template-columns:auto 1fr auto;gap:18px;align-items:center;margin-top:22px;padding:18px 22px;border:1px solid #d8e1eb;border-radius:14px;background:#edf4fa;color:#415773;font-size:13px}
.explain-strip strong{color:var(--navy-900)}

/* lab */
.lab-grid{display:grid;grid-template-columns:250px minmax(0,1fr) 275px;gap:18px;align-items:start}
.panel{border:1px solid var(--line);border-radius:18px;background:#fff;box-shadow:var(--shadow-sm)}
.brief-panel{padding:22px;position:sticky;top:98px}
.brief-panel h2{margin:14px 0;font-size:21px;color:var(--navy-950)}
.brief-panel ol{padding-left:22px;color:#3d4d62;font-size:13px}
.brief-panel li{margin:10px 0}
.brief-panel hr{border:0;border-top:1px solid var(--line-soft);margin:20px 0}
.role-list{display:grid;gap:10px}
.role-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;font-size:12px}.role-heading span{color:var(--muted);font-size:11px}
.role{display:flex;align-items:center;gap:9px;font-size:12px}.role b{display:block;color:var(--navy-900)}.role small{display:block;margin-top:2px;color:var(--muted);font-size:10px}
.role-avatar,.message-avatar{flex:0 0 auto;width:34px;height:34px;display:grid;place-items:center;border-radius:50%;background:var(--blue-100);color:var(--navy-900);font-weight:900;font-size:12px}
.role-avatar.property,.message-avatar.property,.role-avatar.role-1,.message-avatar.role-1{background:var(--gold-100);color:var(--gold-700)}
.role-avatar.role-0,.message-avatar.role-0{background:#dceaf8;color:#123b68}.group-avatar{background:var(--navy-900);color:#fff}
.privacy-note{margin-top:18px;padding:12px;border-radius:10px;background:#f7f8fa;color:var(--muted);font-size:11px}
.chat-shell{overflow:hidden}
.chat-head{min-height:68px;display:flex;align-items:center;gap:11px;padding:12px 18px;border-bottom:1px solid var(--line-soft)}
.chat-head h2{margin:0;font-family:inherit;font-size:15px}.chat-head small{display:block;color:var(--muted);font-size:11px}
.chat-head .text-button{margin-left:auto}
.online-dot{width:7px;height:7px;border-radius:50%;background:#39a877}
.chat-messages{height:485px;overflow-y:auto;padding:20px;background:#f3f6f9;scroll-behavior:smooth}
.message{display:flex;gap:9px;align-items:flex-start;margin-bottom:16px}
.message.mine{flex-direction:row-reverse}
.message-body{max-width:76%}
.message-body small{display:block;margin-bottom:4px;color:var(--muted);font-size:10px}
.message.mine .message-body small{text-align:right}
.message-bubble{padding:11px 14px;border:1px solid #dde5ee;border-radius:4px 14px 14px 14px;background:#fff;font-size:13px;box-shadow:0 3px 9px rgba(20,40,66,.04)}
.message.mine .message-bubble{border-color:var(--navy-800);border-radius:14px 4px 14px 14px;background:var(--navy-800);color:#fff}
.role-typing{display:flex;align-items:center;gap:5px;margin:4px 0 10px 44px;color:var(--muted)}
.role-typing span{width:7px;height:7px;border-radius:50%;background:#8ca2ba;animation:typing-pulse 1.1s infinite ease-in-out}.role-typing span:nth-child(2){animation-delay:.16s}.role-typing span:nth-child(3){animation-delay:.32s}.role-typing small{margin-left:5px;font-size:11px}
@keyframes typing-pulse{0%,70%,100%{opacity:.35;transform:translateY(0)}35%{opacity:1;transform:translateY(-3px)}}
.suggestion-wrap{padding:10px 15px 4px;border-top:1px solid var(--line-soft);background:#fff}
.suggestion-label{margin-bottom:7px;color:var(--muted);font-size:10px}
.suggestions{display:flex;gap:7px;overflow:auto;padding-bottom:7px}
.suggestions button{flex:0 0 auto;min-height:44px;max-width:290px;padding:8px 12px;border:1px solid #cdd8e4;border-radius:999px;background:var(--blue-50);color:var(--navy-800);font-size:11px;cursor:pointer}
.suggestions button:hover{border-color:var(--navy-700);background:#fff}
.chat-form{display:flex;gap:9px;padding:12px 15px;border-top:1px solid var(--line-soft)}
.chat-voice-input{flex:1}
.chat-form input{min-width:0;flex:1;padding:10px 12px;border:1px solid var(--line);border-radius:10px}
.chat-form input:focus{border-color:var(--navy-700);outline:3px solid rgba(39,87,152,.14)}
.chat-voice-status{min-height:24px;padding:0 16px 7px;color:var(--muted);font-size:10px}
.chat-bottom{min-height:39px;display:flex;align-items:center;justify-content:space-between;padding:0 15px 10px;color:var(--muted);font-size:10px}
.coach-panel{padding:22px;position:sticky;top:98px;transition:border-color .2s,box-shadow .2s}
.coach-panel.updating{border-color:#9ebce0;box-shadow:0 12px 30px rgba(33,75,125,.13)}
.coach-title{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.coach-title p{display:flex;align-items:center;gap:6px;margin:0;color:var(--navy-700);font-size:10px;font-weight:800;text-transform:uppercase;letter-spacing:.08em}.coach-title h2{margin:4px 0 0;font-size:21px;color:var(--navy-950)}
.coach-live-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:#2c9c70;box-shadow:0 0 0 4px rgba(44,156,112,.1)}.coach-panel.updating .coach-live-dot{animation:typing-pulse 1s infinite}
.coach-status{padding:5px 8px;border-radius:999px;background:#edf4fb;color:var(--navy-700);font-size:10px;font-weight:800}.coach-boundary{margin:12px 0 0;color:var(--muted);font-size:11px}
.coach-score{display:flex;align-items:center;justify-content:space-between;margin:17px 0;padding:14px;border-radius:12px;background:var(--blue-50)}
.coach-score strong{font:700 30px/1 Georgia,serif;color:var(--navy-900)}
.coach-score span{font-size:11px;color:var(--muted)}
.coach-progress{height:5px;margin:-10px 4px 16px;border-radius:999px;background:#e5edf5;overflow:hidden}.coach-progress span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--gold-500),var(--navy-700));transition:width .45s ease}
.coach-feedback{display:grid;gap:9px}
.feedback-item{padding:11px;border:1px solid var(--line-soft);border-radius:10px}
.feedback-item.summary{background:#f8fafc}
.feedback-item strong{display:block;font-size:12px;color:var(--navy-900)}
.feedback-item p{margin:4px 0 0;font-size:11px;color:var(--muted)}
.coach-elements{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}.coach-elements span{padding:4px 7px;border-radius:999px;background:var(--blue-50);color:var(--navy-700);font-size:10px;font-weight:800}.coach-elements em{color:var(--muted);font-size:11px;font-style:normal}
.coach-next{margin-top:18px;padding-top:16px;border-top:1px solid var(--line-soft)}
.coach-next>span{display:block;margin-bottom:6px;color:var(--gold-700);font-size:10px;font-weight:900;letter-spacing:.08em}.coach-next>strong{display:block;font-size:12px;line-height:1.65;color:var(--navy-950)}.coach-next button{width:100%;min-height:44px;margin-top:11px;padding:9px 10px;border:1px solid #c8d6e5;border-radius:10px;background:#fff;color:var(--navy-700);font-size:11px;text-align:left;cursor:pointer}.coach-next button:hover{background:var(--blue-50);border-color:var(--navy-700)}
@media (prefers-reduced-motion:reduce){.role-typing span,.coach-panel.updating .coach-live-dot,.voice-button.recording{animation:none}.coach-progress span{transition:none}}

/* knowledge */
.knowledge-toolbar{display:flex;gap:12px;margin-bottom:20px}
.search-box{position:relative;flex:1}
.search-box input{width:100%;min-height:46px;padding:10px 15px 10px 43px;border:1px solid var(--line);border-radius:12px;background:#fff}
.search-box::before{content:"⌕";position:absolute;left:15px;top:6px;font-size:25px;color:var(--muted)}
.knowledge-grid{display:grid;grid-template-columns:220px minmax(0,1fr) 260px;gap:20px;align-items:start}
.topic-panel,.knowledge-list,.knowledge-side{align-self:start;margin:0;min-width:0}
.topic-panel{padding:20px;position:sticky;top:98px}
.topic-panel h2{font-size:18px;line-height:28px;margin:0 0 15px}
.topic-button{width:100%;display:flex;align-items:center;justify-content:space-between;padding:11px;border:0;border-radius:9px;background:transparent;text-align:left;font-size:12px;cursor:pointer}
.topic-button:hover{background:var(--blue-50)}
.topic-button.active{background:var(--navy-900);color:#fff;font-weight:800}
.topic-button span{padding:1px 6px;border-radius:999px;background:rgba(128,145,168,.16)}
.topic-note{margin:18px 0 0;padding-top:16px;border-top:1px solid var(--line-soft);color:var(--muted);font-size:11px}
.knowledge-list{display:grid;gap:14px}
.knowledge-card{padding:20px}
.knowledge-card-top{display:flex;align-items:center;justify-content:space-between;gap:16px}
.save-button{min-height:38px;border:1px solid var(--line);border-radius:9px;background:#fff;color:var(--navy-700);font-size:11px;font-weight:800;cursor:pointer}
.save-button.saved{border-color:#e1c49a;background:var(--gold-100);color:var(--gold-700)}
.knowledge-card h2{margin:15px 0 9px;font-size:22px;color:var(--navy-950)}
.knowledge-card>p{color:#526176;font-size:13px}
.ask-box{margin-top:15px;padding:13px;border-radius:10px;background:var(--blue-50);color:var(--navy-800);font-size:12px}
.source-line{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;margin-top:16px;padding-top:14px;border-top:1px solid var(--line-soft);font-size:10px;color:var(--muted)}
.source-line a{color:var(--navy-700);font-weight:800}
.knowledge-side{padding:20px;position:sticky;top:98px}
.knowledge-side h2{font-size:18px;line-height:28px;margin:0}
.path-mini{display:grid;gap:12px;margin:18px 0}
.path-mini-item{display:grid;grid-template-columns:28px 1fr;gap:9px}
.path-mini-item span{width:28px;height:28px;display:grid;place-items:center;border-radius:50%;background:var(--blue-100);color:var(--navy-800);font-size:11px;font-weight:900}
.path-mini-item strong{font-size:12px}.path-mini-item p{margin:2px 0 0;color:var(--muted);font-size:10px}
.mini-quiz{margin-top:20px;padding:16px;border-radius:12px;background:var(--navy-950);color:#fff}
.mini-quiz h3{font-size:15px}.mini-quiz p{font-size:11px;color:#c8d5e5}
.mini-quiz button{width:100%;margin-top:7px;padding:8px;border:1px solid rgba(255,255,255,.23);border-radius:8px;background:rgba(255,255,255,.08);color:#fff;text-align:left;font-size:10px;cursor:pointer}
.mini-quiz button:hover{background:rgba(255,255,255,.16)}

/* assessment */
.assessment-case-tabs{display:flex;gap:9px;margin-bottom:20px;overflow:auto}
.assessment-case-tab{min-width:190px;padding:12px 14px;border:1px solid var(--line);border-radius:12px;background:#fff;text-align:left;cursor:pointer}
.assessment-case-tab.active{border-color:var(--navy-800);box-shadow:0 0 0 2px rgba(39,87,152,.1)}
.assessment-case-tab strong{display:block;color:var(--navy-950);font-size:13px}.assessment-case-tab span{color:var(--muted);font-size:10px}
.assessment-grid{display:grid;grid-template-columns:385px 1fr;gap:22px;align-items:start}
.radar-panel{padding:25px;position:sticky;top:98px}
.radar-panel h2{font-size:22px}
.radar-wrap{max-width:330px;margin:5px auto 12px}
.radar-wrap svg{width:100%;overflow:visible}
.radar-grid{fill:none;stroke:#dbe3ec;stroke-width:1}.radar-axis{stroke:#e2e8ef;stroke-width:1}.radar-shape{fill:rgba(39,87,152,.2);stroke:var(--navy-700);stroke-width:2}.radar-dot{fill:var(--gold-600);stroke:#fff;stroke-width:2}
.radar-label{font-size:10px;fill:#43536a;font-weight:700}
.score-legend{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;margin-top:12px}
.score-legend div{padding:9px;border-radius:8px;background:#f6f8fa}
.score-legend strong{font-size:12px;color:var(--navy-900)}.score-legend span{float:right;font:700 14px Georgia,serif;color:var(--gold-700)}
.evidence-panel{padding:25px}
.evidence-panel-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}
.evidence-panel h2{font-size:23px}
.evidence-list{display:grid;gap:10px;margin-top:18px}
.evidence-row{display:grid;grid-template-columns:110px 88px 1fr;gap:15px;align-items:center;padding:14px;border:1px solid var(--line-soft);border-radius:11px}
.evidence-row h3{margin:0;font-size:13px}.evidence-row p{margin:0;color:var(--muted);font-size:11px}
.evidence-status{padding:5px 8px;border-radius:999px;text-align:center;background:var(--green-soft);color:var(--green);font-size:10px;font-weight:900}
.evidence-status.practice{background:var(--orange-soft);color:var(--orange)}
.evidence-status.missing{background:#eef1f4;color:#6f7d8d}
.recommend-card{display:grid;grid-template-columns:1fr auto;gap:18px;align-items:center;margin-top:18px;padding:20px;border-radius:14px;background:var(--navy-950);color:#fff}
.recommend-card h3{margin:0 0 6px;font-size:18px}.recommend-card p{margin:0;color:#cbd7e4;font-size:12px}
.transfer-card{margin-top:18px;padding:21px;border:1px solid #dfc69f;border-radius:14px;background:#fffaf2}
.transfer-card h3{font-size:17px}.transfer-card p{font-size:12px}
.transfer-options{display:grid;grid-template-columns:repeat(2,1fr);gap:9px}
.transfer-options button{padding:11px;border:1px solid #dec9a9;border-radius:10px;background:#fff;text-align:left;font-size:11px;cursor:pointer}
.transfer-options button:hover{border-color:var(--gold-600)}
.transfer-result{margin-top:10px;color:#65431e;font-size:11px;font-weight:700}
.transfer-card textarea{width:100%;min-height:120px;margin-top:12px;padding:13px 14px;border:1px solid #dec9a9;border-radius:10px;background:#fff;color:var(--navy-900);font:inherit;font-size:12px;line-height:1.7;resize:vertical}
.transfer-card textarea:focus{outline:2px solid rgba(190,132,58,.2);border-color:var(--gold-600)}
.transfer-actions{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:10px;color:var(--muted);font-size:10px}
.transfer-reference{margin-top:14px;padding:13px 14px;border:1px solid #e7d5b8;border-radius:10px;background:#fff}
.transfer-reference summary{cursor:pointer;color:#65431e;font-size:11px;font-weight:800}
.transfer-reference p{margin:9px 0 0;color:var(--text);line-height:1.75}

/* growth */
.growth-hero-card{display:grid;grid-template-columns:1.05fr .95fr;gap:30px;padding:30px;background:linear-gradient(125deg,var(--navy-950),var(--navy-800));color:#fff;border-radius:22px;box-shadow:var(--shadow)}
.learner-profile{display:flex;align-items:center;gap:18px}
.profile-mark{width:72px;height:72px;display:grid;place-items:center;border-radius:20px;background:linear-gradient(135deg,#e0b46e,#a86d2d);font:700 28px STSong,"Songti SC",serif}
.learner-profile h2{margin:0 0 5px;font-size:27px}.learner-profile p{margin:0;color:#c5d3e3;font-size:12px}
.growth-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.growth-stat{padding:15px;border:1px solid rgba(255,255,255,.15);border-radius:13px;background:rgba(255,255,255,.08)}
.growth-stat strong{display:block;font:700 27px/1.2 Georgia,serif;color:#e8bd7d}.growth-stat span{font-size:10px;color:#c6d2e0}
.journey-section{margin-top:26px}
.journey-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}
.journey-step{position:relative;padding:17px;border:1px solid var(--line);border-radius:13px;background:#fff}
.journey-step:not(:last-child)::after{content:"";position:absolute;right:-11px;top:34px;width:11px;border-top:2px dashed #bfcbd7}
.journey-step .step-dot{width:28px;height:28px;display:grid;place-items:center;border-radius:50%;background:#eef1f4;color:#7a8796;font-size:10px;font-weight:900}
.journey-step.done .step-dot{background:var(--green);color:#fff}.journey-step.current{border-color:var(--gold-600);box-shadow:0 0 0 2px rgba(202,145,77,.12)}
.journey-step h3{margin:13px 0 5px;font-size:13px}.journey-step p{margin:0;color:var(--muted);font-size:10px}
.growth-columns{display:grid;grid-template-columns:1.25fr .75fr;gap:20px;margin-top:22px}
.timeline-panel,.collection-panel,.reflection-panel,.next-panel{padding:22px}
.timeline{display:grid;gap:0}
.timeline-item{display:grid;grid-template-columns:26px 1fr;gap:10px}
.timeline-line{position:relative;display:flex;justify-content:center}
.timeline-line::before{content:"";position:absolute;top:10px;bottom:-10px;border-left:1px solid var(--line)}
.timeline-item:last-child .timeline-line::before{display:none}
.timeline-line span{z-index:1;width:10px;height:10px;margin-top:7px;border-radius:50%;background:var(--gold-600);box-shadow:0 0 0 4px var(--gold-100)}
.timeline-copy{padding-bottom:18px}.timeline-copy strong{display:block;font-size:12px}.timeline-copy p{margin:3px 0;color:var(--muted);font-size:10px}.timeline-copy time{color:#8a96a6;font-size:9px}
.empty-state{padding:26px 15px;border:1px dashed #c7d1dd;border-radius:12px;text-align:center;color:var(--muted);font-size:12px}
.collection-list{display:grid;gap:9px}
.collection-item{padding:11px;border:1px solid var(--line-soft);border-radius:9px}.collection-item strong{display:block;font-size:11px}.collection-item span{font-size:9px;color:var(--muted)}
.reflection-panel{margin-top:20px}.reflection-panel textarea{width:100%;min-height:120px;resize:vertical;padding:13px;border:1px solid var(--line);border-radius:10px}
.reflection-actions{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:10px;color:var(--muted);font-size:10px}
.next-panel{margin-top:20px;background:#fffaf2;border-color:#e6cea8}
.next-panel h2{font-size:21px}.next-panel p{color:#6d5b47;font-size:12px}
.account-gate{max-width:820px;margin:22px auto;padding:38px;display:grid;grid-template-columns:92px 1fr;gap:28px;align-items:start}
.account-gate-mark{width:92px;height:92px;display:grid;place-items:center;border-radius:24px;background:linear-gradient(135deg,var(--navy-900),var(--navy-700));color:#fff;font:700 38px STSong,"Songti SC",serif;box-shadow:var(--shadow-sm)}
.account-gate h2{margin:0 0 12px;font-size:30px;color:var(--navy-950)}.account-gate>div>p:not(.eyebrow){color:var(--muted)}.account-gate ul{margin:18px 0 24px;padding-left:20px;color:#405066;font-size:13px}.account-gate li{margin:7px 0}

/* dialogs / footer */
dialog{width:min(860px,calc(100% - 30px));max-height:86vh;overflow:auto;padding:28px;border:1px solid var(--line);border-radius:22px;background:#fff;color:var(--ink);box-shadow:0 30px 100px rgba(7,24,48,.32)}
dialog::backdrop{background:rgba(8,25,50,.64);backdrop-filter:blur(3px)}
.info-dialog{width:min(620px,calc(100% - 30px))}
.dialog-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:20px}
.dialog-head h2{margin:0 0 6px;font-size:28px}.dialog-head p{margin:0;color:var(--muted);font-size:12px}
.dialog-case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}
.dialog-case{padding:17px;border:1px solid var(--line);border-radius:13px;background:#fff;text-align:left;cursor:pointer}
.dialog-case:hover,.dialog-case.active{border-color:var(--navy-700);background:var(--blue-50)}
.dialog-case strong{display:block;margin:8px 0 5px;color:var(--navy-950)}.dialog-case p{margin:0;color:var(--muted);font-size:11px}
.toast{position:fixed;z-index:500;left:50%;bottom:28px;transform:translate(-50%,90px);padding:11px 17px;border-radius:10px;background:var(--navy-950);color:#fff;box-shadow:var(--shadow);font-size:12px;opacity:0;pointer-events:none;transition:transform .25s,opacity .25s}
.toast.show{opacity:1;transform:translate(-50%,0)}
.site-footer{padding:46px 0 24px;background:#091c38;color:#d1dbe8}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:50px}
.footer-grid>div{display:flex;flex-direction:column;align-items:flex-start;gap:8px}
.footer-grid p{max-width:480px;color:#9fb0c5;font-size:12px}.footer-grid strong{color:#fff}.footer-grid a,.footer-grid span,.footer-link{color:#aebdd0;font-size:11px;text-decoration:none}
.footer-grid a:hover,.footer-link:hover{color:#fff}
.footer-link{padding:0;border:0;background:transparent;cursor:pointer}
.footer-brand{display:flex!important;flex-direction:row!important;align-items:center!important;gap:10px!important}
.footer-disclaimer{margin-top:30px;padding-top:18px;border-top:1px solid rgba(255,255,255,.1);color:#8093aa;font-size:10px}

@media (max-width:1100px){
  .header-inner{gap:12px}.brand-copy small{display:none}#main-nav a{padding:0 8px;font-size:12px}.header-case-button{max-width:145px}
  .lab-grid{grid-template-columns:210px minmax(0,1fr)}.coach-panel{position:static;grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:16px}.coach-panel h2{grid-column:1/-1}
  .knowledge-grid{grid-template-columns:190px minmax(0,1fr)}.knowledge-side{position:static;grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:20px}.knowledge-side h2{grid-column:1/-1}
}
@media (max-width:860px){
  .content-width{width:min(100% - 28px,var(--max))}
  .header-inner{height:66px}.brand-copy strong{font-size:18px}.menu-button{display:block}.header-case-button{display:none}
  #main-nav{display:none;position:absolute;left:14px;right:14px;top:66px;height:auto;flex-direction:column;padding:10px;border:1px solid var(--line);border-radius:12px;background:#fff;box-shadow:var(--shadow)}
  #main-nav.open{display:flex}#main-nav a{min-height:46px;padding:0 14px;border-radius:8px}#main-nav a::after{display:none}#main-nav a[aria-current="page"]{background:var(--blue-50)}
  .hero-grid,.theatre-grid,.growth-hero-card{grid-template-columns:1fr}.home-hero{padding:48px 0}.hero-copy h1{font-size:45px}.featured-card{min-height:330px}.featured-content{min-height:330px}
  .loop-grid{grid-template-columns:repeat(2,1fr)}.loop-card:last-child{grid-column:1/-1}.loop-card::after{display:none}.case-grid{grid-template-columns:repeat(2,1fr)}
  .page-hero-grid{align-items:flex-start;flex-direction:column}.page-hero h1{font-size:34px}.avatar-stage{min-height:540px}.scene-panel{min-height:auto}
  .lab-grid{grid-template-columns:1fr}.brief-panel,.coach-panel{position:static}.brief-panel{display:grid;grid-template-columns:1fr 1fr;gap:10px}.brief-panel .privacy-note{grid-column:1/-1}.chat-shell{grid-row:1}.coach-panel{display:block}
  .knowledge-grid{grid-template-columns:1fr}.topic-panel{position:static;display:flex;gap:6px;overflow:auto}.topic-panel h2,.topic-note{display:none}.topic-button{flex:0 0 auto;width:auto}.knowledge-side{display:block}
  .assessment-grid{grid-template-columns:1fr}.radar-panel{position:static}.growth-columns{grid-template-columns:1fr}.journey-grid{grid-template-columns:repeat(3,1fr)}.journey-step::after{display:none}
  .stats-grid{grid-template-columns:1fr repeat(3,1fr)}.stats-grid h2{grid-column:1/-1}
}
@media (max-width:580px){
  .content-width{width:min(100% - 22px,var(--max))}.brand-mark{width:36px;height:36px}
  .section-head{align-items:flex-start;flex-direction:column}.section-head h2{font-size:27px}.home-loop,.case-library{padding:52px 0}
  .hero-copy h1{font-size:38px}.hero-copy .lead{font-size:15px}.featured-content h2{font-size:33px}.featured-content{padding:25px}.featured-card{min-height:350px}.featured-content{min-height:350px}
  .loop-grid,.case-grid{grid-template-columns:1fr}.loop-card:last-child{grid-column:auto}.case-toolbar{align-items:flex-start;flex-direction:column}
  .stats-grid{grid-template-columns:1fr 1fr}.stats-grid h2{grid-column:1/-1}.stat{padding-left:15px}
  .account-name{display:none}.account-signin{padding-inline:11px}.guest-notice{align-items:flex-start;flex-direction:column}.guest-notice div{align-items:flex-start;flex-direction:column;gap:2px}.guest-notice a{min-height:40px;display:flex;align-items:center}.account-gate{grid-template-columns:1fr;padding:24px}.account-gate-mark{width:64px;height:64px;border-radius:18px;font-size:28px}
  .page-hero{padding:32px 0}.page-hero h1{font-size:29px}.page-case-meta{align-items:flex-start;flex-direction:column}.case-switcher select{max-width:100%}
  .theatre-grid{gap:14px}.avatar-stage{min-height:450px}.scene-panel{padding:21px}.scene-body h2{font-size:26px}.explain-strip{grid-template-columns:1fr}.explain-strip .button{justify-self:start}
  .brief-panel{display:block}.chat-messages{height:430px}.chat-form{align-items:stretch}.chat-form .button{padding:10px 14px}.voice-input-meta{align-items:flex-start;flex-direction:column}.voice-input-meta .button{width:100%}
  .knowledge-toolbar{flex-direction:column}.knowledge-card{padding:18px}.source-line{flex-direction:column}
  .assessment-case-tab{min-width:160px}.evidence-row{grid-template-columns:1fr auto}.evidence-row p{grid-column:1/-1}.recommend-card{grid-template-columns:1fr}.transfer-options{grid-template-columns:1fr}
  .growth-hero-card{padding:22px}.growth-stats{grid-template-columns:repeat(3,1fr)}.growth-stat{padding:10px}.journey-grid{grid-template-columns:1fr 1fr}.reflection-actions{align-items:flex-start;flex-direction:column}
  .dialog-case-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr;gap:26px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{scroll-behavior:auto!important;animation-duration:.01ms!important;transition-duration:.01ms!important}
}