:root{--deep:#0e3544;--teal:#087c75;--mint:#e8f7f3;--sky:#eef6fc;--orange:#c78335;--ink:#182e3b;--muted:#61727c;--border:#dce7e9;--bg:#f5f8f7;--white:white;--shadow:0 10px 35px rgba(20,57,68,.065)}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:'Noto Sans SC',system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;line-height:1.65;font-size:15px}button,input,textarea,select{font:inherit}button{cursor:pointer}button:disabled{opacity:.43;cursor:not-allowed}a{color:inherit;text-decoration:none}.hidden{display:none!important}.topline{height:5px;background:linear-gradient(90deg,#0c746e,#62bea6,#d6aa55)}
.mainhead{min-height:72px;display:flex;justify-content:space-between;align-items:center;gap:18px;padding:13px max(calc((100vw - 1230px)/2),24px);background:#fff;border-bottom:1px solid var(--border);position:relative;z-index:20}.brand{display:flex;gap:12px;align-items:center}.brand-icon{display:grid;place-items:center;color:#fff;border-radius:12px;background:var(--deep);width:42px;height:42px;font-size:25px;font-weight:800}.brand strong{font-size:16px;display:block;letter-spacing:.6px}.brand small{display:block;font-size:9px;letter-spacing:2.3px;color:var(--muted)}.head-actions{display:flex;align-items:center;gap:10px}.beta-tag{font-size:11px;border:1px solid #c8e4de;background:#f2fbf8;color:#29796c;border-radius:100px;padding:4px 12px}.lang-btn,.ghost{border:1px solid var(--border);background:#fff;border-radius:10px;padding:9px 14px;color:var(--deep);font-weight:600}.lang-btn:hover,.ghost:hover{background:#f5faf9}.ghost.small{padding:7px 11px;font-size:12px}
.shell{max-width:1224px;margin:0 auto;min-height:calc(100vh - 145px);padding:34px 24px 70px}.sitefoot{text-align:center;font-size:12px;color:#7c8e94;padding:26px 20px 34px;border-top:1px solid var(--border)}
.eyebrow{color:#238878;text-transform:uppercase;letter-spacing:2px;font-size:12px;font-weight:800}.page-title{font-size:33px;line-height:1.35;margin:10px 0 12px;letter-spacing:-.7px}.subtitle{font-size:15px;color:#677883;margin:0 0 22px}.hero{background:linear-gradient(110deg,#103c4c,#136d69);color:#fff;border-radius:24px;padding:43px 47px;display:flex;justify-content:space-between;align-items:center;gap:35px;box-shadow:var(--shadow);overflow:hidden;position:relative}.hero:after{content:"语";position:absolute;right:50px;top:-80px;font-size:260px;opacity:.06;font-weight:900;pointer-events:none}.hero .eyebrow{color:#a8e3d6}.hero .page-title{font-size:41px;max-width:650px}.hero p{font-size:15px;color:#d2e7e4;max-width:620px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}.hero-side{background:#ffffff1c;min-width:245px;padding:24px;border:1px solid #ffffff40;border-radius:17px;position:relative;z-index:2}.hero-side div{font-size:12px;color:#c3e5e1}.hero-side strong{font-size:28px;display:block;line-height:1.4}.hero-side hr{border:none;border-top:1px solid #ffffff38;margin:12px 0}
.solid{background:var(--teal);color:#fff;padding:12px 19px;border-radius:11px;border:1px solid var(--teal);font-weight:700}.solid:hover{background:#046761}.solid.light{background:#fff;color:#135e57;border-color:#ffffffdd}.solid.warm{background:#e6aa55;color:#162f37;border-color:#e6aa55}.solid.secondary{background:#143d49;border-color:#143d49}.buttonrow{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.panel{background:#fff;border:1px solid var(--border);border-radius:17px;box-shadow:var(--shadow);padding:26px}.panel h2,.panel h3{margin-top:0}.panel h2{font-size:19px}.panel h3{font-size:16px}.muted{color:var(--muted)}.smallprint{font-size:12px;color:var(--muted)}.hint{padding:12px 15px;border-left:3px solid #48ac9f;background:#f0f9f6;border-radius:7px;color:#36535a;font-size:13px}.warning{background:#fff6eb;border-left-color:#dc9d50}.fine-title{font-size:13px;letter-spacing:.5px;color:#387b74;font-weight:800;margin-bottom:8px}.two-columns{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:20px}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:22px}.feature{background:#fff;border-radius:16px;border:1px solid var(--border);padding:21px}.feature .symbol{font-size:27px;display:block;margin-bottom:5px}.feature strong{font-size:16px}.feature p{font-size:13px;color:var(--muted);margin:5px 0 0}.stats{display:flex;gap:11px;flex-wrap:wrap;margin:18px 0}.stat{padding:13px 17px;border-radius:12px;background:#f2f7f6;min-width:130px}.stat strong{display:block;font-size:24px;line-height:1.5}.stat small{font-size:11px;color:var(--muted)}
.field{display:flex;flex-direction:column;gap:7px;margin:0 0 17px}.field label{font-size:13px;font-weight:700}.input,textarea,select{width:100%;border:1px solid #cbd9db;background:#fff;border-radius:10px;color:var(--ink);padding:11px 13px;outline:none}textarea{min-height:106px;resize:vertical}.input:focus,textarea:focus,select:focus{border-color:#168f83;box-shadow:0 0 0 3px #0b9f8b20}.toggle-row{display:flex;align-items:center;gap:10px;margin:12px 0}.toggle-row label{cursor:pointer}.toggle-row input{width:17px;height:17px;accent-color:var(--teal)}
.exam-shell{display:grid;grid-template-columns:250px minmax(0,1fr);gap:20px}.sidepanel{background:#fff;border:1px solid var(--border);border-radius:17px;padding:21px;position:sticky;top:17px;align-self:start;max-height:calc(100vh - 40px);overflow-y:auto}.side-title{font-size:13px;color:#6e858a;font-weight:700;margin:3px 0 11px}.phase-tabs{display:flex;flex-direction:column;gap:6px}.phase-btn{width:100%;display:flex;align-items:center;justify-content:space-between;padding:10px 12px;border:1px solid transparent;border-radius:9px;background:transparent;color:#47636c;font-size:13px;text-align:left}.phase-btn.active{background:#e9f6f3;color:#08766e;border-color:#bce5dd;font-weight:800}.phase-btn.locked{opacity:.45}.clock{font-size:18px;font-variant-numeric:tabular-nums;font-weight:800;color:var(--deep)}.clock.warning-time{color:#b0582c}.counter{height:7px;background:#e7efed;border-radius:8px;overflow:hidden}.counter div{height:100%;background:#31ac9e;transition:width .2s}
.number-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:7px;margin-top:12px}.qjump{width:100%;aspect-ratio:1;border-radius:7px;background:#f3f7f8;border:1px solid #e0e7e9;color:#59727a;font-size:12px}.qjump.selected{background:#d9f1eb;border-color:#158d7f;color:#087267;font-weight:800}.qjump.done{background:#117e74;color:#fff;border-color:#117e74}.qjump.selected.done{outline:2px solid #d0a35c;outline-offset:1px}.qjump.review{box-shadow:inset 0 -3px #d0a35c}.exam-body{min-width:0}.exam-topbar{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:18px}.chip{font-size:12px;font-weight:800;background:#e8f6f2;border:1px solid #c9e8df;color:#0b766a;border-radius:100px;padding:5px 12px}.chip.alt{background:#f1f5fb;border-color:#dee6f2;color:#4b6b89}.stage-heading{font-size:25px;margin:7px 0 8px}.question-card{border:1px solid #dce6e6;padding:20px 22px;border-radius:13px;margin:15px 0;background:#fff}.question-card.answered{border-color:#c1e6dc}.question-num{color:#0b8578;font-size:12px;font-weight:800}.prompt{font-size:16px;font-weight:650;margin:6px 0 14px}.choices{display:grid;grid-template-columns:1fr 1fr;gap:10px}.choice{border:1px solid #d6e2e4;border-radius:11px;padding:12px 13px;text-align:left;background:#fff;display:flex;gap:12px;align-items:flex-start;min-height:54px;line-height:1.55}.choice:hover{border-color:#42a89b;background:#f8fcfb}.choice.active{background:#e3f7f1;border:1.5px solid #14907f}.letter{display:grid;place-items:center;flex:0 0 23px;height:23px;border-radius:7px;background:#edf3f3;font-weight:800;font-size:11px;color:#56737d}.choice.active .letter{background:#168a7c;color:#fff}.passage-box{padding:20px 24px;background:#fbfcfa;border:1px solid #dbe9e4;border-radius:13px;font-size:16px;line-height:2.15;white-space:normal;margin:15px 0}.blank-in{display:inline;border-radius:6px;background:#ebf3fa;color:#1b7399;font-weight:800;padding:1px 8px;white-space:nowrap}.passage-note{display:flex;justify-content:space-between;align-items:center;color:#698188;font-size:12px;margin:9px 0}.group-head{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin:15px 0}.group-head h3{margin:0;font-size:18px}.exam-footer{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-top:18px}.exam-footer .left-buttons,.exam-footer .right-buttons{display:flex;gap:10px;flex-wrap:wrap}.audio-dock{position:sticky;top:0;z-index:30;display:flex;justify-content:space-between;align-items:center;gap:20px;background:#103f4a;color:#fff;padding:12px max(calc((100vw - 1230px)/2),24px);min-height:69px;box-shadow:0 9px 18px #15394121}.dock-left,.dock-right{display:flex;align-items:center;gap:13px}.dock-left strong{font-size:14px}.dock-hint{font-size:11px;color:#b7e0d8}.pulse-mic{width:38px;height:38px;border-radius:50%;background:#27776f;display:grid;place-items:center;font-size:23px}.audio-time{font-size:12px;font-variant-numeric:tabular-nums}.wavebar{width:135px;height:7px;background:#568a90;border-radius:12px;overflow:hidden}.wavebar>div{height:100%;width:0;background:#a9e5d0}.dock-right .solid{padding:6px 13px;font-size:12px}.memo{border:1px dashed #e1c8a3;background:#fff9ef;border-radius:9px;padding:12px;font-size:13px;color:#886336}.tokens{display:flex;flex-wrap:wrap;gap:9px;margin:15px 0}.token{border:1px solid #99c9c0;background:#e9f8f4;color:#076c65;padding:8px 13px;border-radius:9px;font-size:15px}.token:disabled{opacity:.26}.selected-tokens{border:1px solid #cbdfe1;border-radius:11px;min-height:55px;display:flex;flex-wrap:wrap;align-items:center;gap:6px;padding:9px;margin:14px 0;background:#fbfefd}.selected-tokens .token{background:#fff0d5;border-color:#deb976;color:#734f17}.writing-box{min-height:200px;line-height:1.85}.word-count{display:flex;justify-content:space-between;font-size:12px;color:#6c7e84}.word-match{display:inline-block;padding:3px 8px;background:#f1f4f4;color:#576a70;border-radius:7px;margin-right:6px;font-size:12px}.word-match.ok{background:#ddf5e6;color:#087e52}.prompt-image{max-width:300px;width:100%;max-height:400px;object-fit:contain;border-radius:9px;border:1px solid var(--border);display:block;margin:12px auto}
.finish-art{font-size:56px;line-height:1;margin-bottom:13px}.result-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:20px 0}.result-card{padding:19px;border-radius:13px;background:#f4f9f8;border:1px solid #e1eee9}.result-card strong{display:block;font-size:28px}.result-card small{color:#6c7c83}.teacher-grid{display:grid;grid-template-columns:240px 1fr;gap:20px}.teacher-side{background:#fff;border:1px solid var(--border);border-radius:16px;padding:17px;align-self:start;position:sticky;top:15px}.teacher-nav{display:flex;flex-direction:column;gap:4px}.teacher-nav button{border:0;border-radius:9px;padding:11px 13px;background:none;text-align:left;color:#3e5960}.teacher-nav button.active{background:#e9f6f3;font-weight:800;color:#0b7c70}.teacher-body{min-width:0}.teacher-table{width:100%;border-collapse:collapse;font-size:13px}.teacher-table th,.teacher-table td{padding:12px 9px;text-align:left;border-bottom:1px solid #e1ebeb;vertical-align:middle}.teacher-table th{background:#f5f9f9;color:#586d76;font-weight:700}.teacher-table tbody tr:hover{background:#f9fcfa}.teacher-table-wrap{overflow:auto}.teacher-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:18px 0}.metric{padding:18px;background:#f2f8f6;border-radius:11px}.metric b{font-size:26px;display:block}.metric small{color:#678080}.mark-card{border:1px solid var(--border);padding:17px;margin:13px 0;border-radius:11px}.mark-card .mark-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.score-line{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.score-line input{width:100px}.teacher-edit{display:grid;grid-template-columns:145px 1fr;gap:12px;align-items:center;margin-bottom:12px}.teacher-edit label{font-size:13px;font-weight:700}.good{color:#09805f}.bad{color:#b34e4e}.divider{height:1px;background:#e2e9e8;margin:23px 0}.toast{position:fixed;bottom:24px;right:24px;border-radius:12px;padding:13px 17px;background:#163e47;color:#fff;box-shadow:0 12px 40px #2b4a5078;z-index:200;font-size:13px;max-width:340px}.backlink{border:none;background:transparent;color:#208174;font-size:13px;cursor:pointer;padding:0;font-weight:800}
@media (max-width:930px){.shell{padding:25px 16px 50px}.hero{padding:35px 29px}.hero-side{min-width:180px}.exam-shell{grid-template-columns:205px minmax(0,1fr)}.teacher-grid{grid-template-columns:180px 1fr}.number-grid{grid-template-columns:repeat(5,1fr);gap:4px}.choices{grid-template-columns:1fr}}
@media (max-width:690px){.mainhead{padding:12px 14px;min-height:70px}.brand{gap:9px}.brand-icon{width:39px;height:39px}.brand strong{font-size:14px}.beta-tag{display:none}.head-actions{gap:5px}.head-actions button{font-size:10px!important;padding:6px 8px!important}.hero{flex-direction:column;align-items:stretch;padding:29px 23px;gap:12px}.hero .page-title{font-size:32px}.hero-side{width:100%}.feature-grid{grid-template-columns:1fr}.two-columns{grid-template-columns:1fr}.exam-shell{grid-template-columns:minmax(0,1fr)}.sidepanel{position:static;max-height:none;order:1}.exam-body{order:0}.sidepanel .number-grid{grid-template-columns:repeat(10,1fr)}.qjump{font-size:10px}.panel{padding:19px 16px}.passage-box{padding:17px;font-size:15px}.question-card{padding:16px 13px}.exam-topbar{align-items:flex-start}.stage-heading{font-size:23px}.audio-dock{padding:9px 13px;min-height:68px;flex-direction:column;align-items:stretch;gap:7px}.dock-left strong{font-size:12px}.dock-left .pulse-mic{height:28px;width:28px;font-size:15px}.dock-hint{display:none}.dock-right{justify-content:space-between}.audio-time{font-size:11px}.wavebar{flex:1}.teacher-grid{display:block}.teacher-side{position:static;margin-bottom:14px}.teacher-nav{flex-direction:row;overflow:auto}.teacher-nav button{white-space:nowrap}.teacher-edit{grid-template-columns:1fr;gap:3px}.teacher-metrics{grid-template-columns:1fr 1fr}.result-cards{grid-template-columns:1fr}.exam-footer{flex-wrap:wrap}.sitefoot{padding:17px;font-size:10px}}
@media (prefers-reduced-motion:reduce){*,*:before,*:after{transition:none!important;animation:none!important}}

.quick-nav{display:none}
@media(max-width:690px){.quick-nav{display:flex;align-items:center;gap:12px;margin:-3px 0 14px;background:white;border:1px solid var(--border);border-radius:11px;padding:10px 14px}.quick-nav label{font-weight:700;color:#557078;font-size:12px;white-space:nowrap}.quick-nav select{font-size:13px;padding:6px 10px;min-width:0}}
/* V0.3 模拟成绩报告（原本答题/听力组件不变） */
.score-report{margin:22px 0;text-align:left;background:#f9fcfb;border:1px solid #dbe9e5;border-radius:17px;padding:23px}
.score-top{display:flex;justify-content:space-between;gap:17px;align-items:flex-start;padding-bottom:18px;border-bottom:1px solid #dae9e4}
.score-top h2{margin:6px 0 5px;font-size:21px;color:#163d48}.score-note{font-size:12px;color:#6b8185;max-width:410px;margin:0;line-height:1.65}
.score-total{text-align:right;min-width:150px}.score-total small{display:block;color:#698086;font-size:12px;font-weight:700}.score-big{color:#0c7068;font-size:47px;white-space:nowrap;line-height:1.3;font-variant-numeric:tabular-nums}.score-big span{font-size:17px;color:#77888d;font-weight:600}
.score-wait{display:block;font-size:14px;margin-top:12px;color:#936525;max-width:200px;line-height:1.5}
.score-areas{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:18px}.score-area{border:1px solid #dceae6;background:#fff;border-radius:12px;padding:14px;min-width:0}.score-area small{font-size:12px;color:#668085;font-weight:700}.score-area strong{font-size:25px;font-variant-numeric:tabular-nums;display:block;line-height:1.45;margin:6px 0 3px;overflow-wrap:anywhere}.score-area span{font-size:12px;color:#75888e;display:block;line-height:1.5}
.score-writing-detail{font-size:12px;color:#345c61;margin:18px 0 0;padding:10px 12px;background:#eaf7f4;border-radius:8px}.score-reference{color:#795c2e;font-weight:650;font-size:12px;margin-top:14px}.score-disclaimer{font-size:11px;line-height:1.7;color:#7b8e92;margin:17px 0 0}.rubric-guide{background:#f4f8fb;border:1px solid #dce7ef;padding:10px 13px;border-radius:10px;margin:14px 0;font-size:12px;color:#4a6473}.rubric-guide b{color:#285e78}.rubric-guide p{margin:5px 0 0}.result-actions{justify-content:center;margin-top:18px}.result-sheet>h1{text-align:center}.result-sheet>.muted{text-align:center}.result-sheet>.eyebrow{text-align:center}.result-sheet>.finish-art{text-align:center}
@media(max-width:690px){.score-report{padding:15px 12px}.score-top{flex-direction:column;gap:8px}.score-total{text-align:left}.score-big{font-size:41px}.score-areas{grid-template-columns:1fr 1fr;gap:8px}.score-area{padding:12px}.score-area strong{font-size:20px}.score-area:nth-child(3){grid-column:1/-1}.score-top h2{font-size:18px}}
@media print{body{background:#fff}.topline,.mainhead,.sitefoot,.audio-dock,.toast,.result-actions{display:none!important}.shell{padding:5px;margin:0;max-width:none}.result-sheet{border:0;box-shadow:none!important;margin:0 auto!important;padding:0!important;max-width:none!important}.result-sheet ~ section{display:none!important}.result-sheet .smallprint{display:none!important}.score-report{break-inside:avoid;background:#fff;border:1px solid #b8c9c7}.score-areas{grid-template-columns:repeat(3,1fr)}.score-area:nth-child(3){grid-column:auto}}
/* V0.4 online dashboard */
.auth-wrap{max-width:520px;margin:40px auto}.tag{display:inline-flex;gap:5px;align-items:center;padding:4px 11px;border-radius:99px;background:#eaf7f4;color:#187d70;font-size:12px;font-weight:700}.auth-panel{padding:34px}.auth-panel h1{font-size:29px;margin:9px 0}.examlist{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:16px;margin-top:18px}.exam-card{padding:24px;border:1px solid #d7e7e4;border-radius:18px;background:#fff;box-shadow:var(--shadow)}.exam-card h2{font-size:21px;margin:5px 0}.exam-card p{color:#627983;font-size:13px}.buttonrow{display:flex;flex-wrap:wrap;gap:8px}.toolbar{display:flex;align-items:center;justify-content:space-between;gap:13px;flex-wrap:wrap;margin-bottom:20px}.avatar{background:#dcf1eb;border-radius:12px;padding:9px 12px;font-size:13px;color:#166e67}.stat-inline{display:flex;gap:10px;flex-wrap:wrap;margin:10px 0 20px}.stat-inline span{border:1px solid #d7e8e4;border-radius:9px;background:#f5faf8;padding:7px 11px;font-size:12px}.status-message{padding:18px;border-radius:12px;border:1px solid #cce7df;background:#f0f9f6}.status-message.warning{background:#fff8ee;border-color:#f2d7ae}.answerline{display:flex;align-items:flex-start;gap:10px;margin:8px 0}.answerline textarea{width:100%;min-height:120px}.review-text{white-space:pre-wrap;overflow-wrap:anywhere;border:1px solid #d9e6e4;border-radius:10px;background:#f8fbfa;padding:15px;line-height:1.85}.answer-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:5px}.answer-grid button{padding:7px 0;font-size:12px}.main-reading{max-width:850px}.fixed-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin:12px 0 18px}.save-status{font-size:12px;color:#568079;min-width:120px}.paragraph{white-space:pre-wrap}.medium-btn{padding:8px 12px}.teacher-list{overflow-x:auto}.teacher-list table{border-collapse:collapse;width:100%;min-width:670px}.teacher-list th,.teacher-list td{border-bottom:1px solid #dce8e4;padding:11px 9px;text-align:left;font-size:13px}.teacher-list th{background:#f5faf9;color:#61737a}.stagenav{display:flex;gap:7px;flex-wrap:wrap}.stagenav button{padding:8px 13px;border-radius:8px;border:1px solid #cfe3dc;background:#fff;color:#335e60}.stagenav button.active{background:#176f67;color:white}.essaybox{min-height:190px;line-height:1.8}.tokens{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0}.tokens button{padding:8px 12px;border:1px solid #d9e8e4;border-radius:8px;background:#f5faf9}.tokens button.used{opacity:.32}.token-answer{border:1px dashed #70b7ac;background:#f3faf8;min-height:65px;padding:11px;border-radius:11px;margin:10px 0}.login-error{color:#b33b36;font-size:13px}.warn-strong{color:#a45519}.result-metric{padding:14px 17px;background:#f0f8f5;border-radius:13px}.result-metric strong{font-size:28px;color:#116a64;display:block}.result-metric small{color:#708183}.score-grid-v04{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.teacher-fields{display:flex;gap:9px;flex-wrap:wrap}.teacher-fields input[type=number]{width:95px}.text-sm{font-size:13px}.busy-overlay{position:fixed;inset:0;background:#ffffff8c;display:grid;place-items:center;z-index:120;backdrop-filter:blur(1px)}
@media(max-width:720px){.shell{padding:20px 13px 55px}.auth-panel{padding:23px 17px}.score-grid-v04{grid-template-columns:1fr 1fr}.teacher-list{margin:0 -12px}.mainhead{padding:9px 12px}.audio-dock{top:0}.answer-grid{grid-template-columns:repeat(8,1fr)}.exam-card{padding:18px}.status-message{padding:13px}}