:root{--studio-paper:#f2f0e8;--studio-surface:#fffdf8;--studio-ink:#171a22;--studio-muted:#6e706c;--studio-line:#d7d5cc;--studio-blue:#2647ee;--studio-blue-dark:#1934c7;--studio-blue-soft:#e9edff;--studio-warm:#f06432;--studio-success:#247257;--studio-danger:#b83737;--studio-radius:18px;--studio-radius-sm:10px;--studio-shadow:0 18px 50px rgba(23,26,34,.08);--studio-fast:160ms;--studio-standard:320ms;--studio-slow:620ms;--studio-ease:cubic-bezier(.16,1,.3,1)}
html{overflow-x:clip;scroll-behavior:smooth}body{margin:0;min-height:100vh;overflow-x:clip;background:var(--studio-paper);color:var(--studio-ink);font-family:"Aptos","Segoe UI Variable","PingFang SC","Microsoft YaHei",sans-serif;font-size:15px;line-height:1.65;text-rendering:optimizeLegibility}body::before{content:"";display:block;position:fixed;inset:0 0 auto;height:4px;background:var(--studio-blue);z-index:100}button,input,textarea,select{font:inherit}button,a,input,textarea,select,summary{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:var(--studio-blue)}::selection{background:var(--studio-blue);color:#fff}
.skip-link{position:fixed;left:18px;top:-80px;z-index:200;padding:10px 14px;background:var(--studio-ink);color:#fff;border-radius:8px;text-decoration:none}.skip-link:focus{top:12px}
.online-header{position:sticky;top:0;z-index:50;min-height:76px;padding:10px max(24px,calc((100vw - 1240px)/2));display:flex;align-items:center;justify-content:space-between;gap:28px;background:rgba(242,240,232,.94);border-bottom:1px solid var(--studio-line);backdrop-filter:blur(18px)}.online-brand{display:flex;align-items:center;gap:11px;color:var(--studio-ink);text-decoration:none;white-space:nowrap}.online-brand-mark{display:grid;place-items:center;width:38px;height:38px;background:var(--studio-blue);color:#fff;border-radius:50%;font-family:Georgia,serif;font-size:24px;font-weight:700;line-height:1;transform:rotate(-7deg);transition:transform var(--studio-standard) var(--studio-ease)}.online-brand:hover .online-brand-mark{transform:rotate(0deg)}.online-brand-copy{display:flex;flex-direction:column;line-height:1.05}.online-brand-copy strong{font-size:16px;font-weight:720;letter-spacing:-.02em}.online-brand-copy small{margin-top:5px;color:var(--studio-muted);font-size:9px;font-weight:700;letter-spacing:.16em}
#nav{display:flex;flex-flow:row nowrap;align-items:center;justify-content:flex-end;gap:3px;min-width:0}.nav-link{position:relative;min-height:44px;padding:0 12px;border:0;background:transparent;color:var(--studio-muted);font-size:13px;white-space:nowrap}.nav-link::after{content:"";position:absolute;left:12px;right:12px;bottom:4px;height:2px;background:var(--studio-blue);transform:scaleX(0);transform-origin:left;transition:transform var(--studio-standard) var(--studio-ease)}.nav-link.active{color:var(--studio-ink);font-weight:700}.nav-link.active::after{transform:scaleX(1)}@media (hover:hover) and (pointer:fine){.nav-link:hover{color:var(--studio-ink)}}
.account-menu{position:relative;margin-left:8px}.account-menu summary{display:flex;align-items:center;min-height:44px;padding:0 12px;border:1px solid var(--studio-line);border-radius:999px;background:var(--studio-surface);cursor:pointer;list-style:none;font-size:12px;font-weight:650}.account-menu summary::-webkit-details-marker{display:none}.account-menu summary::before{content:"";width:7px;height:7px;margin-right:8px;border-radius:50%;background:var(--studio-success)}.account-menu>div{position:absolute;right:0;top:calc(100% + 10px);display:grid;gap:6px;min-width:190px;padding:10px;background:var(--studio-surface);border:1px solid var(--studio-line);border-radius:14px;box-shadow:var(--studio-shadow);z-index:60;transform-origin:top right;animation:menu-in var(--studio-fast) var(--studio-ease)}.account-menu a{text-align:center;text-decoration:none}
.online-main{width:min(1240px,calc(100% - 48px));min-height:calc(100vh - 140px);margin:0 auto;padding:64px 0 90px}.admin-portal .online-main{width:min(1400px,calc(100% - 48px));padding-top:48px}.online-main>h1{max-width:900px;margin:0 0 12px;font-size:clamp(40px,5.2vw,72px);font-weight:760;line-height:1.08;letter-spacing:-.05em;overflow-wrap:anywhere;animation:title-in var(--studio-slow) var(--studio-ease) both}.admin-portal .online-main>h1{font-size:clamp(38px,4vw,56px)}.online-main>p:not(.online-note){max-width:68ch;margin:0 0 34px;color:var(--studio-muted);font-size:16px}.online-main h2{margin:0 0 12px;font-size:clamp(20px,2.1vw,28px);line-height:1.25;letter-spacing:-.025em}.online-main h3{letter-spacing:-.015em}.online-main p{line-height:1.75}.online-main hr{height:1px;margin:24px 0;border:0;background:var(--studio-line)}.online-main>.card{margin-top:24px}
.card{background:var(--studio-surface);border:1px solid var(--studio-line);border-radius:var(--studio-radius);padding:clamp(22px,3vw,34px);box-shadow:none;min-width:0}.online-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}body[data-page="home"] .online-main>.online-grid{grid-template-columns:minmax(0,1.24fr) minmax(300px,.76fr);align-items:stretch}body[data-page="home"] .online-main>.online-grid>.card:first-child{background:var(--studio-ink);border-color:var(--studio-ink);color:#fff}body[data-page="home"] .online-main>.online-grid>.card:first-child .online-kpi{color:#fff}body[data-page="home"] .online-main>.online-grid>.card:first-child p{color:#bfc1c7}body[data-page="home"] .online-main>.online-grid>.card:first-child .online-row{border-color:#353942}
.online-login{position:relative;max-width:560px;margin:5vh auto 0;padding:clamp(28px,5vw,56px);box-shadow:var(--studio-shadow)}.online-login::before{content:"";position:absolute;left:0;top:32px;width:7px;height:74px;background:var(--studio-warm);border-radius:0 6px 6px 0}.online-login .eyebrow{margin-bottom:18px;color:var(--studio-blue);font-size:11px;font-weight:750;letter-spacing:.15em}.online-login h1{max-width:8ch;margin-bottom:18px;font-size:clamp(44px,7vw,76px);line-height:1.02;letter-spacing:-.055em}
.online-row{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:18px 0;border-bottom:1px solid var(--studio-line)}.online-row:last-child{border-bottom:0}.online-row>div{min-width:0}.online-row strong{font-size:15px}.online-row p{margin:4px 0 0;color:var(--studio-muted);font-size:13px}.online-kpi{margin:8px 0 14px;color:var(--studio-blue);font-size:clamp(34px,4vw,58px);font-weight:760;line-height:1;font-variant-numeric:tabular-nums;letter-spacing:-.05em}.online-note{color:var(--studio-muted);font-size:13px}.offline-marker{margin:16px 0;padding:16px 18px;background:#f7ecd9;border-left:4px solid var(--studio-warm);border-radius:0 var(--studio-radius-sm) var(--studio-radius-sm) 0}.offline-marker p{margin:6px 0}
.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:10px 16px;border:1px solid var(--studio-line);border-radius:9px;background:var(--studio-surface);color:var(--studio-ink);font-size:13px;font-weight:650;line-height:1.15;text-align:center;text-decoration:none;white-space:nowrap;transition:background-color var(--studio-fast) ease,border-color var(--studio-fast) ease,color var(--studio-fast) ease,transform 90ms ease}.button.primary{background:var(--studio-blue);border-color:var(--studio-blue);color:#fff;box-shadow:none}.button.dark{background:var(--studio-ink);border-color:var(--studio-ink);color:#fff}.button.danger{color:var(--studio-danger)}.button.text{padding-inline:6px;border-color:transparent;background:transparent;color:var(--studio-blue)}.button:active{transform:scale(.975)}.button:disabled{opacity:.45;cursor:not-allowed;pointer-events:none}@media (hover:hover) and (pointer:fine){.button:hover{border-color:#aaa99f;background:#f6f3ea}.button.primary:hover{background:var(--studio-blue-dark);border-color:var(--studio-blue-dark)}.button.dark:hover{background:#2b2f39;border-color:#2b2f39}.button.text:hover{background:var(--studio-blue-soft);border-color:transparent}}.button-row{display:flex;align-items:center;gap:9px;flex-wrap:wrap}
:where(a,button,input,textarea,select,summary):focus-visible{outline:3px solid rgba(38,71,238,.32);outline-offset:3px}.online-main .field{display:block;margin-bottom:20px}.online-main .field>span{display:block;margin-bottom:8px;color:var(--studio-ink);font-size:13px;font-weight:700}.online-main .field small{display:block;margin-top:6px;color:var(--studio-muted);font-size:12px}.online-main input:not([type="checkbox"]),.online-main textarea,.online-main select{width:100%;max-width:100%;box-sizing:border-box;padding:13px 14px;border:1px solid var(--studio-line);border-radius:9px;background:#fffefa;color:var(--studio-ink);font-size:14px;transition:border-color var(--studio-fast) ease,box-shadow var(--studio-fast) ease,background-color var(--studio-fast) ease}.online-main textarea{min-height:140px;resize:vertical;line-height:1.75}.online-main input::placeholder,.online-main textarea::placeholder{color:#9b9b94}.online-main input:not([type="checkbox"]):focus,.online-main textarea:focus,.online-main select:focus{border-color:var(--studio-blue);background:#fff;box-shadow:0 0 0 4px rgba(38,71,238,.08);outline:0}.online-main input[type="file"]{padding:18px;border-style:dashed;background:#f8f6ef;cursor:pointer}.online-main input[type="file"]::file-selector-button{margin-right:12px;padding:9px 12px;border:0;border-radius:7px;background:var(--studio-ink);color:#fff;font:inherit;font-size:12px;cursor:pointer}.online-main input[type="checkbox"]{width:18px;height:18px;flex:0 0 18px;margin:3px 0 0;accent-color:var(--studio-blue)}
.practice-confirm{margin-top:28px;padding-top:24px;border-top:1px solid var(--studio-line)}.online-main .consent-line{display:flex;align-items:flex-start;gap:11px;margin:0;line-height:1.65;cursor:pointer}.consent-line span{flex:1;min-width:0}.online-main .consent-detail{margin:8px 0 18px 29px;color:var(--studio-muted);font-size:12px;line-height:1.65}
.online-reader{max-width:900px;padding:clamp(26px,4vw,52px);white-space:normal;overflow-wrap:anywhere;font-size:16px;line-height:2}.online-reader p{margin:10px 0}.online-reader h3{margin:28px 0 10px;font-size:20px}body[data-page="question"] .online-main>h1{max-width:18ch;font-size:clamp(34px,4.2vw,58px)}body[data-page="question"] .online-main>.button-row{position:sticky;top:88px;z-index:5;width:max-content;max-width:100%;margin:22px 0;padding:8px;background:rgba(242,240,232,.92);border:1px solid var(--studio-line);border-radius:12px;backdrop-filter:blur(14px)}
.online-chat{display:flex;flex-direction:column;gap:14px;max-height:560px;overflow:auto;padding:8px 2px 20px;scroll-behavior:smooth}.online-bubble{align-self:flex-start;max-width:min(88%,760px);padding:18px 20px;background:var(--studio-ink);border-radius:4px 18px 18px 18px;color:#fff;white-space:pre-wrap;overflow-wrap:anywhere}.online-bubble p{margin:6px 0 0;color:#ececf0}.online-bubble.user{align-self:flex-end;background:#fff;border:1px solid var(--studio-line);border-radius:18px 4px 18px 18px;color:var(--studio-ink)}.online-bubble.user p{color:var(--studio-ink)}.online-bubble:last-child{animation:bubble-in var(--studio-standard) var(--studio-ease) both}
.online-table{width:100%;border-collapse:collapse;font-size:13px}.online-table th{padding:11px 12px;border-bottom:2px solid var(--studio-ink);color:var(--studio-muted);font-size:11px;font-weight:750;letter-spacing:.08em;text-align:left;text-transform:uppercase;white-space:nowrap}.online-table td{padding:13px 12px;border-bottom:1px solid var(--studio-line);text-align:left;vertical-align:top}.online-table tr:last-child td{border-bottom:0}.table-scroll{overflow:auto;border:1px solid var(--studio-line);border-radius:12px}
.online-tabs{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:24px;padding:5px;background:#e7e5dc;border-radius:12px;width:max-content;max-width:100%}.online-tabs .button{border-color:transparent;background:transparent}.online-tabs .button.primary{background:var(--studio-surface);color:var(--studio-ink)}.online-pre{padding:18px;border-radius:10px;background:var(--studio-ink);color:#f5f3ea;white-space:pre-wrap;overflow-wrap:anywhere;font-family:"Cascadia Mono",Consolas,monospace;font-size:12px}.online-compact{max-width:820px}.danger-text{color:var(--studio-danger)}.online-main audio{width:min(100%,380px)}
#admin-panel #import-form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 18px}#admin-panel #import-form>:nth-child(n+3){grid-column:1/-1}#admin-panel #import-form>.button{justify-self:start}#import-selection{margin-top:10px;color:var(--studio-blue);font-size:13px;font-weight:700}#import-results{margin-top:24px;padding:22px;background:#f7f6f0;border:1px solid var(--studio-line);border-radius:14px}#import-results progress{width:100%;height:8px;margin:8px 0 14px;accent-color:var(--studio-blue)}
.section-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:18px}.section-head h2{margin-bottom:4px}.index-state{display:inline-flex;align-items:center;min-height:28px;margin-top:9px;padding:3px 10px;border:1px solid var(--studio-line);border-radius:999px;background:#f2f1eb;color:var(--studio-muted);font-size:12px;font-weight:700}.index-state.complete{border-color:#b9d6ca;background:#e7f4ee;color:var(--studio-success)}.index-state.partial{border-color:#b8c3ff;background:var(--studio-blue-soft);color:var(--studio-blue-dark)}.index-state.stale{border-color:#efc2a9;background:#fff0e7;color:#a6421f}.index-state.empty{background:#f2f1eb}.index-job{margin-top:12px;padding:16px 18px;border:1px solid var(--studio-line);border-radius:12px;background:#f8f6ef}.index-job.running{border-color:#aab7ff;background:#f0f2ff}.index-job.failed{border-color:#e2b7b7;background:#fff2f2}.index-job-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:9px}.index-job-head span{color:var(--studio-muted);font-size:12px;font-weight:700}.index-job progress{display:block;width:100%;height:9px;accent-color:var(--studio-blue)}.index-job.running progress{animation:index-pulse 1.2s ease-in-out infinite}.library-admin-row .index-state{margin-top:8px}@keyframes index-pulse{50%{opacity:.48}}
.model-wait{position:fixed;left:50%;bottom:24px;z-index:100;display:flex;align-items:center;gap:14px;width:min(560px,calc(100vw - 32px));box-sizing:border-box;padding:18px 20px;background:var(--studio-ink);border:1px solid #343843;border-radius:14px;box-shadow:0 18px 60px rgba(23,26,34,.25);color:#fff;pointer-events:none;transform:translateX(-50%);animation:wait-in var(--studio-standard) var(--studio-ease) both}.model-wait::after{content:"";position:absolute;left:12px;right:12px;bottom:0;height:2px;background:var(--studio-blue);transform-origin:left;animation:wait-progress 1.8s ease-in-out infinite}.model-wait strong{font-size:15px}.model-wait p{margin:5px 0 0;color:#c9cbd2;font-size:12px;line-height:1.55}.wait-spinner{width:20px;height:20px;flex:0 0 20px;border:2px solid #ffffff35;border-top-color:#fff;border-radius:50%;animation:wait-spin .8s linear infinite}
.toast{position:fixed;left:50%;bottom:24px;z-index:120;max-width:min(640px,calc(100vw - 32px));padding:15px 20px;background:var(--studio-ink);border:1px solid #343843;border-radius:12px;box-shadow:0 18px 60px rgba(23,26,34,.25);color:#fff;font-size:13px;white-space:pre-wrap;transform:translateX(-50%);animation:wait-in var(--studio-standard) var(--studio-ease)}.toast.error{background:#7e2929}.connecting{display:flex;align-items:center;gap:12px;margin:20vh auto!important;width:max-content;color:var(--studio-muted)!important}.connecting span{width:12px;height:12px;border-radius:50%;background:var(--studio-blue);animation:connect-pulse 1s ease-in-out infinite}
@keyframes title-in{from{opacity:0;transform:translateY(14px);letter-spacing:-.07em}to{opacity:1;transform:none}}@keyframes bubble-in{from{opacity:0;transform:translateY(8px) scale(.985)}to{opacity:1;transform:none}}@keyframes menu-in{from{opacity:0;transform:translateY(-6px) scale(.98)}to{opacity:1;transform:none}}@keyframes wait-in{from{opacity:0;transform:translate(-50%,12px)}to{opacity:1;transform:translate(-50%,0)}}@keyframes wait-spin{to{transform:rotate(360deg)}}@keyframes wait-progress{0%,100%{transform:scaleX(.08)}50%{transform:scaleX(1)}}@keyframes connect-pulse{50%{transform:scale(1.5);opacity:.35}}
@media(max-width:900px){.online-header{align-items:flex-start;flex-direction:column;gap:8px;padding:14px 20px}#nav{width:100%;justify-content:flex-start;overflow-x:auto;padding-bottom:4px;scrollbar-width:none}#nav::-webkit-scrollbar{display:none}.account-menu{margin-left:auto}.account-menu>div{position:fixed;right:16px;top:126px}.online-main,.admin-portal .online-main{width:min(100% - 32px,1240px);padding-top:42px}body[data-page="home"] .online-main>.online-grid,.online-grid{grid-template-columns:1fr}body[data-page="question"] .online-main>.button-row{top:136px;width:auto}}
@media(max-width:560px){.online-header{padding-inline:14px}.online-brand-copy small{display:none}.account-menu{position:absolute;right:14px;top:13px}.account-menu summary{max-width:150px;overflow:hidden;text-overflow:ellipsis}.account-menu>div{top:66px}.online-main,.admin-portal .online-main{width:calc(100% - 24px);padding:32px 0 72px}.online-main>h1,.admin-portal .online-main>h1{font-size:clamp(34px,12vw,50px)}.online-main>p:not(.online-note){font-size:14px}.card{padding:20px;border-radius:14px}.online-row{align-items:flex-start;flex-direction:column}.online-row>.button-row{width:100%}.online-row>.button-row .button{flex:1}.button-row{align-items:stretch}.button-row .button{white-space:normal}.online-bubble{max-width:96%}.online-table{min-width:680px}.model-wait{bottom:12px}#admin-panel #import-form{grid-template-columns:1fr}.section-head,.index-job-head{align-items:flex-start;flex-direction:column}.section-head .button{width:100%}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}.online-brand-mark{transform:none}}

/* 2026-10-18 visual refresh: one blue system, compact type, clear product states. */
:root{
 --studio-paper:#f8fafc;
 --studio-surface:#ffffff;
 --studio-ink:#0f172a;
 --studio-muted:#475569;
 --studio-line:#e2e8f0;
 --studio-blue:#2f5bff;
 --studio-blue-dark:#2448d8;
 --studio-blue-soft:#eef3ff;
 --studio-warm:#d97706;
 --studio-success:#16a34a;
 --studio-danger:#dc2626;
 --studio-radius:16px;
 --studio-radius-sm:10px;
 --studio-shadow:0 1px 3px rgba(15,23,42,.06);
}
html{background:var(--studio-paper)}
body{background:var(--studio-paper);color:var(--studio-ink);font-family:Inter,"PingFang SC","Microsoft YaHei","Segoe UI",sans-serif;font-size:15px;line-height:1.6}
body::before{display:none}
.online-header{height:56px;min-height:56px;padding:0 max(24px,calc((100vw - 1080px)/2));gap:24px;background:#fff;border-bottom:1px solid var(--studio-line);backdrop-filter:none}
.online-brand{gap:10px}.online-brand-mark{display:block;width:34px;height:34px;object-fit:contain;border-radius:0;background:transparent;transform:none}.online-brand-copy strong{font-size:15px;font-weight:700}.online-brand-copy small{display:none}
#nav{align-self:stretch;gap:2px}.nav-link{min-height:56px;height:56px;padding:0 12px;color:#64748b;font-size:13px}.nav-link::after{left:12px;right:12px;bottom:0}.nav-link.active{color:var(--studio-blue);font-weight:600}
.account-menu{margin-left:6px}.account-menu summary{min-height:36px;padding:0 12px;border-radius:10px;background:#fff;font-weight:600}.account-menu>div{top:calc(100% + 8px);border-radius:12px;box-shadow:0 10px 28px rgba(15,23,42,.12)}
.online-main,.admin-portal .online-main{width:min(1080px,calc(100% - 48px));min-height:calc(100vh - 112px);padding:32px 0 64px}.admin-portal .online-main{width:min(1280px,calc(100% - 48px))}
.online-main>h1,.admin-portal .online-main>h1{max-width:100%;margin:0 0 6px;font-size:28px;font-weight:600;line-height:1.3;letter-spacing:-.02em;animation:none;overflow-wrap:normal}.online-main>p:not(.online-note){max-width:72ch;margin:0 0 24px;color:var(--studio-muted);font-size:15px}.online-main h2{margin:0 0 12px;font-size:20px;font-weight:600;line-height:1.4;letter-spacing:-.01em}.online-main h3{font-size:16px;font-weight:600;letter-spacing:0}.online-main p{line-height:1.6}.online-main hr{margin:20px 0;background:var(--studio-line)}.online-main>.card{margin-top:16px}
.card{padding:24px;background:#fff;border:1px solid var(--studio-line);border-radius:16px;box-shadow:var(--studio-shadow)}
.online-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.button{min-height:44px;padding:10px 16px;border-color:#cbd5e1;border-radius:10px;background:#fff;color:var(--studio-ink);font-size:13px;font-weight:600;box-shadow:none}.button.primary,[data-action="analyze"],[data-action="begin"],[data-action="start"],[data-action="answer"],[data-action="report"],[data-action="export-report"]{background:var(--studio-blue);border-color:var(--studio-blue);color:#fff}.button.dark{background:var(--studio-blue);border-color:var(--studio-blue)}.button.text{color:var(--studio-blue)}@media(hover:hover) and (pointer:fine){.button:hover{background:#f8fafc;border-color:#94a3b8}.button.primary:hover,[data-action="analyze"]:hover,[data-action="begin"]:hover,[data-action="start"]:hover,[data-action="answer"]:hover,[data-action="report"]:hover,[data-action="export-report"]:hover{background:var(--studio-blue-dark);border-color:var(--studio-blue-dark);color:#fff}}
.button-row{gap:10px}.online-main .field{margin-bottom:16px}.online-main .field>span{margin-bottom:6px;color:#334155;font-size:13px;font-weight:600}.online-main .field small{margin-top:5px;color:#64748b;font-size:13px}.online-main input:not([type="checkbox"]),.online-main textarea,.online-main select{min-height:44px;padding:10px 12px;border-color:#cbd5e1;border-radius:10px;background:#fff;color:var(--studio-ink);font-size:14px}.online-main textarea{min-height:132px;line-height:1.65}.online-main input:not([type="checkbox"]):focus,.online-main textarea:focus,.online-main select:focus{border-color:var(--studio-blue);box-shadow:0 0 0 3px rgba(47,91,255,.12)}.online-main input[type="file"]{padding:9px;background:#fff}.online-main input[type="file"]::file-selector-button{margin-right:10px;padding:7px 10px;border-radius:8px;background:#f1f5f9;color:#334155}.online-note{color:#64748b;font-size:13px}

/* Login and registration */
.online-login{max-width:400px;margin:48px auto 0;padding:28px;box-shadow:var(--studio-shadow)}.online-login::before{display:none}.online-login .eyebrow{margin-bottom:10px;color:var(--studio-blue);font-size:11px;letter-spacing:.12em}.online-login h1{max-width:none;margin:0 0 8px;font-size:24px;line-height:1.35;letter-spacing:-.02em;white-space:nowrap}.online-login>p{margin:0 0 22px;color:var(--studio-muted);font-size:14px}.online-login form>.button{width:100%;margin-top:6px}.online-login form>.button+.button{margin-top:4px;border-color:transparent;background:transparent;color:var(--studio-blue);font-weight:500}.online-login .online-note{margin:14px 0}

/* Home */
body[data-page="home"] .online-main>.online-grid{grid-template-columns:minmax(0,1.45fr) minmax(300px,.75fr);gap:16px;align-items:stretch}body[data-page="home"] .online-main>.online-grid>.card:first-child{background:var(--studio-blue-soft);border-color:#dbe5ff;color:var(--studio-ink)}body[data-page="home"] .online-main>.online-grid>.card:first-child .online-kpi{color:var(--studio-blue)}body[data-page="home"] .online-main>.online-grid>.card:first-child p{color:var(--studio-muted)}body[data-page="home"] .online-main>.online-grid>.card:first-child .online-row{border-color:#dbe5ff}.online-kpi{margin:6px 0 12px;color:var(--studio-blue);font-size:42px;font-weight:700;line-height:1.1;letter-spacing:-.03em}.online-row{gap:16px;padding:14px 0}.online-row p{font-size:13px}.active-practice{border-inline-start:4px solid var(--studio-blue);background:#fff}

/* Prepare */
body[data-page="prepare"] .online-main{max-width:1080px}body[data-page="prepare"] .online-compact{max-width:none}body[data-page="prepare"] .online-compact>.online-grid:first-child{grid-template-columns:repeat(2,minmax(0,1fr))}.optional-materials{margin:20px 0;border-top:1px solid var(--studio-line);border-bottom:1px solid var(--studio-line)}.optional-materials>summary{padding:16px 2px;color:var(--studio-blue);font-size:14px;font-weight:600;list-style:none}.optional-materials>summary::before{content:"＋";display:inline-block;margin-right:8px}.optional-materials[open]>summary::before{content:"－"}.optional-materials[open]>.online-grid{margin:0 0 16px}.practice-confirm{margin-top:20px;padding-top:20px}.practice-confirm>.button{display:flex;width:min(260px,100%);margin-left:auto}.consent-detail{color:#64748b}

/* Interview room */
body[data-page="room"] .online-main{max-width:1080px;padding-top:24px}body[data-page="room"] .online-main>h1{font-size:24px}body[data-page="room"] .online-main>p:not(.online-note){display:flex;align-items:center;min-height:40px;margin-bottom:12px;padding:8px 14px;border:1px solid #dbe5ff;border-radius:10px;background:var(--studio-blue-soft);color:#334155;font-size:13px}body[data-page="room"] .online-main>.card{padding:0;overflow:hidden}.practice-status{display:flex;align-items:center;min-height:48px;margin:0;padding:12px 18px;border:0;border-bottom:1px solid var(--studio-line);border-radius:0;background:#fff;color:var(--studio-ink);font-weight:600}.practice-status::before{content:"";width:8px;height:8px;margin-right:9px;border-radius:50%;background:var(--studio-success);box-shadow:0 0 0 4px rgba(22,163,74,.12)}body[data-page="room"] .card>.button-row{padding:10px 18px;border-bottom:1px solid var(--studio-line);background:#fff}body[data-page="room"] .card>.button-row .button{min-height:36px;padding:7px 11px;font-size:12px}body[data-page="room"] [data-action="finish"]{margin-left:auto;color:var(--studio-danger)}.online-chat{min-height:360px;max-height:52vh;gap:16px;padding:24px;background:#f8fafc}.online-bubble{max-width:min(78%,720px);padding:13px 16px;border:1px solid var(--studio-line);border-radius:4px 14px 14px 14px;background:#f1f5f9;color:var(--studio-ink);box-shadow:none}.online-bubble p{margin:4px 0 0;color:#334155}.online-bubble strong{font-size:12px;color:#64748b}.online-bubble.user{background:#eef3ff;border-color:#dbe5ff;border-radius:14px 4px 14px 14px}.online-bubble.user p{color:#1e293b}body[data-page="room"] .online-chat+.field{margin:0;padding:16px 18px 0;border-top:1px solid var(--studio-line);background:#fff}body[data-page="room"] .online-chat+.field textarea{min-height:88px}body[data-page="room"] .online-chat+.field+.button-row{padding:0 18px 14px;background:#fff}body[data-page="room"] [data-action="answer"]{margin-left:auto}body[data-page="room"] .card>.online-note{margin:0;padding:0 18px 16px;background:#fff}body[data-page="room"] .online-main>details.card{padding:14px 18px}body[data-page="room"] .online-main>details.card summary{color:#475569;font-size:13px;cursor:pointer}

/* Review */
body[data-page="report"] .online-main{max-width:960px}body[data-page="report"] .online-main>h1{font-size:28px}body[data-page="report"] .report-overview{position:relative;border-color:#dbe5ff;background:linear-gradient(135deg,#fff 0%,#f7f9ff 100%)}.report-overview .button-row{position:absolute;right:24px;top:24px}.review-card{margin-top:16px!important}.review-card h2{padding-right:24px}.review-section{display:grid;grid-template-columns:110px 1fr;gap:14px;margin-top:14px;padding-top:14px;border-top:1px solid var(--studio-line)}.review-label{display:inline-flex;align-items:center;width:max-content;height:28px;padding:0 9px;border-radius:999px;background:#f1f5f9;color:#475569;font-size:12px;font-weight:600}.review-section.strength .review-label{background:#ecfdf3;color:#15803d}.review-section.gap .review-label{background:#fff7ed;color:#c2410c}.review-section.advice .review-label{background:#eef3ff;color:var(--studio-blue)}.review-section p{margin:2px 0;color:#334155}.report-actions-spacer{height:38px}

/* Reading */
.online-reader{max-width:720px;margin-left:auto;margin-right:auto;padding:32px;font-size:16px;line-height:1.9}body[data-page="question"] .online-main>h1{max-width:100%;font-size:28px}body[data-page="question"] .online-main>.button-row{top:68px;margin:16px 0;padding:6px;border-color:var(--studio-line);background:rgba(248,250,252,.96)}body[data-page="question"] .online-main>.button-row:nth-last-of-type(1){bottom:12px;top:auto;justify-self:center;margin:24px auto 0}

.online-tabs{background:#f1f5f9}.online-tabs .button.primary{background:#fff;color:var(--studio-blue)}.offline-marker{background:#fff7ed;border-left-color:var(--studio-warm)}.online-pre{background:#0f172a}.index-job{background:#f8fafc}.index-job.running{border-color:#bfccff;background:#f3f6ff}.model-wait,.toast{background:#0f172a;border-color:#1e293b}.model-wait::after{background:var(--studio-blue)}

@media(max-width:900px){.online-header{height:auto;min-height:56px;padding:0 16px;align-items:center;flex-direction:row;gap:10px}.online-brand-copy{display:none}#nav{width:auto;max-width:calc(100% - 52px);padding-bottom:0;overflow-x:auto}.nav-link{height:56px;min-height:56px;padding:0 10px}.account-menu{margin-left:auto}.account-menu>div{position:fixed;right:16px;top:60px}.online-main,.admin-portal .online-main{width:min(100% - 32px,1080px);padding-top:28px}body[data-page="home"] .online-main>.online-grid,.online-grid{grid-template-columns:1fr}body[data-page="question"] .online-main>.button-row{top:64px}}
@media(max-width:560px){.online-header{padding-inline:12px}.online-brand{display:none}body[data-page="login"] .online-brand{display:flex}body[data-page="login"] .online-brand-copy{display:flex}body[data-page="login"] .online-header{justify-content:flex-start}#nav{max-width:calc(100% - 44px)}.nav-link{padding:0 9px;font-size:12px}.account-menu{right:10px;top:10px}.account-menu summary{width:36px;max-width:36px;padding:0;font-size:0;justify-content:center}.account-menu summary::before{margin:0}.account-menu>div{right:10px;top:52px}.online-main,.admin-portal .online-main{width:calc(100% - 24px);padding:24px 0 64px}.online-main>h1,.admin-portal .online-main>h1{font-size:24px;line-height:1.35}.online-main>p:not(.online-note){margin-bottom:18px;font-size:14px}.card{padding:20px;border-radius:14px}.online-login{max-width:400px;margin:20px auto 0;padding:22px}.online-login h1{font-size:24px;white-space:normal}.online-login>p{margin-bottom:18px}.online-kpi{font-size:36px}body[data-page="home"] .online-main>.online-grid{grid-template-columns:1fr}.online-row{align-items:flex-start}.online-row>.button-row{width:100%}.online-main .button-row .button{white-space:normal}.online-compact>.online-grid:first-child{grid-template-columns:1fr!important}.optional-materials[open]>.online-grid{grid-template-columns:1fr}.practice-confirm>.button{width:100%;margin-left:0}.online-chat{min-height:300px;max-height:48vh;padding:16px 12px}.online-bubble{max-width:92%;padding:12px 14px}body[data-page="room"] .card>.button-row{padding:9px 12px}body[data-page="room"] [data-action="finish"]{margin-left:0}body[data-page="room"] .online-chat+.field{padding:14px 12px 0}body[data-page="room"] .online-chat+.field+.button-row{padding:0 12px 12px}body[data-page="room"] [data-action="answer"]{margin-left:0;flex:1}.report-overview .button-row{position:static;margin-top:16px}.report-actions-spacer{display:none}.review-section{grid-template-columns:1fr;gap:8px}.online-reader{padding:22px}.online-table{min-width:680px}}