:root {
  --primary: #0f6e56;
  --primary-dark: #085041;
  --primary-light: #1d9e75;
  --primary-50: #e1f5ee;
  --primary-100: #c7ebdf;
  --primary-200: #5dcaa5;
  --sidebar-bg: #04342c;
  --bg: #f7f8f6;
  --panel: #ffffff;
  --text: #17211e;
  --text-secondary: #5f6b67;
  --text-light: #88938f;
  --border: #e2e6e3;
  --border-strong: #cbd4d0;
  --success: #198754;
  --success-bg: #e8f5ee;
  --danger: #c43d4b;
  --danger-bg: #fae8ea;
  --warning: #b26a00;
  --warning-bg: #fff1d6;
  --info: #2778c4;
  --info-bg: #e7f1fb;
  --amber: #ef9f27;
}

* { box-sizing: border-box; letter-spacing: 0; }
html, body { min-height: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: Inter, "PingFang SC", "Microsoft YaHei", sans-serif; overflow: hidden; }
button, input, select, textarea { font: inherit; color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; text-decoration: none; }
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--primary-200); border-radius: 3px; }

.shell { min-height: 100vh; }
.side { position: fixed; inset: 0 auto 0 0; z-index: 100; width: 240px; height: 100vh; padding: 0; background: var(--sidebar-bg); color: #9fe1cb; display: flex; flex-direction: column; }
.brand { min-height: 77px; padding: 20px 24px; border-bottom: 1px solid rgba(93, 202, 165, .2); display: flex; align-items: center; gap: 10px; color: #fff; font-size: 15px; font-weight: 700; }
.brand::before { content: "测"; width: 36px; height: 36px; border-radius: 10px; background: var(--primary-200); color: var(--sidebar-bg); display: grid; place-items: center; font-size: 15px; font-weight: 800; }
.role { padding: 20px 24px 8px; color: rgba(159, 225, 203, .62); font-size: 11px; text-transform: uppercase; }
.role::before { content: "主要功能"; }
.role { font-size: 0; }
.role::before { font-size: 11px; }
.nav { flex: 1; overflow-y: auto; padding: 2px 0 12px; display: block; }
.nav button { width: 100%; min-height: 44px; padding: 11px 24px; border: 0; border-left: 3px solid transparent; border-radius: 0; background: transparent; color: #9fe1cb; text-align: left; cursor: pointer; font-size: 14px; transition: .18s ease; display: flex; align-items: center; gap: 12px; }
.nav button::before { content: none; }
.nav-icon { width: 20px; height: 20px; flex: 0 0 20px; display: grid; place-items: center; }
.nav-icon svg { width: 20px; height: 20px; display: block; }
.nav button:hover { color: #fff; background: rgba(93, 202, 165, .12); }
.nav button.active { color: #fff; background: rgba(93, 202, 165, .18); border-left-color: var(--primary-200); }
.side::after { content: "中职计算机专业\A智能测评与刷题系统"; white-space: pre; display: block; margin: auto 24px 18px; padding-top: 15px; border-top: 1px solid rgba(93, 202, 165, .2); color: rgba(159, 225, 203, .68); font-size: 11px; line-height: 1.65; }

.main { margin-left: 240px; height: 100vh; min-width: 0; display: flex; flex-direction: column; }
.top { height: 64px; flex: 0 0 64px; padding: 0 24px; background: #fff; border-bottom: 2px solid var(--border); display: flex; align-items: center; justify-content: space-between; position: relative; z-index: 5; }
.top h2 { margin: 0; color: var(--text); font-size: 18px; font-weight: 650; }
.top > div { display: flex; align-items: center; gap: 12px; color: var(--text-secondary); font-size: 13px; }
#user-name { color: var(--text); font-weight: 600; }
#user-name::before { content: ""; display: inline-grid; width: 34px; height: 34px; margin-right: 8px; border-radius: 50%; vertical-align: middle; background: var(--primary); border: 2px solid var(--primary-200); }
.content { flex: 1; min-height: 0; max-width: none; padding: 24px; overflow-y: auto; }

.view { display: none; }
.view.active { display: block; animation: viewIn .18s ease; }
@keyframes viewIn { from { opacity: .55; transform: translateY(3px); } to { opacity: 1; transform: translateY(0); } }
.view > .toolbar:first-child { min-height: 42px; }
.toolbar { margin: 0 0 18px; display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.toolbar h3, .card h3 { margin: 0; font-size: 15px; font-weight: 650; }
.toolbar h3 { font-size: 18px; }
.toolbar h3::after { content: ""; display: block; width: 32px; height: 3px; margin-top: 7px; border-radius: 2px; background: var(--primary-200); }

.grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card { min-width: 0; padding: 0; background: var(--panel); border: 2px solid var(--border); border-radius: 14px; transition: border-color .18s ease, box-shadow .18s ease; }
.card:hover { border-color: var(--border-strong); }
.card > h3 { min-height: 54px; padding: 17px 20px; border-bottom: 2px solid var(--border); display: flex; align-items: center; }
.card > h3 + * { padding: 16px 20px; }
.card.metric { position: relative; min-height: 148px; padding: 20px; overflow: hidden; }
.card.metric::before { content: ""; display: block; width: 48px; height: 48px; margin-bottom: 12px; border-radius: 14px; background: var(--primary-50); box-shadow: inset 0 0 0 1px var(--primary-100); }
.card.metric::after { content: ""; position: absolute; left: 38px; top: 36px; width: 12px; height: 12px; border: 2px solid var(--primary); border-radius: 50%; }
.card.metric:nth-child(2)::before { background: var(--warning-bg); box-shadow: none; }
.card.metric:nth-child(2)::after { border-color: var(--warning); border-radius: 3px; }
.card.metric:nth-child(3)::before { background: var(--info-bg); box-shadow: none; }
.card.metric:nth-child(3)::after { border-color: var(--info); border-radius: 2px; transform: rotate(45deg); }
.card.metric:nth-child(4)::before { background: var(--success-bg); box-shadow: none; }
.card.metric:nth-child(4)::after { border-color: var(--success); }
.metric strong { display: block; color: var(--text); font-size: 28px; line-height: 1.15; font-weight: 750; }
.metric span, .muted { color: var(--text-secondary); font-size: 13px; }
.metric span { display: block; margin-top: 5px; }

.btn { min-height: 38px; padding: 8px 16px; border: 2px solid var(--border); border-radius: 10px; background: #fff; color: var(--text); cursor: pointer; display: inline-flex; align-items: center; justify-content: center; gap: 6px; font-size: 13px; font-weight: 550; transition: .18s ease; white-space: nowrap; }
.btn:hover { color: var(--primary); border-color: var(--primary); }
.btn.primary { color: #fff; background: var(--primary); border-color: var(--primary); }
.btn.primary:hover { color: #fff; background: var(--primary-dark); }
.btn.danger { color: var(--danger); border-color: #efc5c9; }
.input { min-height: 40px; padding: 8px 12px; border: 2px solid var(--border); border-radius: 10px; background: #fff; outline: none; }
.input:focus { border-color: var(--primary); }
.form { display: grid; gap: 14px; }

.table-wrap { width: 100%; overflow: auto; }
table { width: 100%; border-collapse: collapse; }
th { padding: 12px 16px; background: var(--bg); border-bottom: 2px solid var(--border); color: var(--text-secondary); text-align: left; font-size: 13px; font-weight: 650; white-space: nowrap; }
td { padding: 12px 16px; border-bottom: 1px solid var(--border); color: var(--text); font-size: 13px; vertical-align: middle; }
tbody tr:hover td { background: var(--primary-50); }
.badge { display: inline-flex; align-items: center; min-height: 24px; padding: 3px 9px; border-radius: 8px; background: var(--primary-50); color: var(--primary); font-size: 12px; font-weight: 550; }
.empty { min-height: 110px; padding: 32px 20px; color: var(--text-light); text-align: center; display: grid; place-items: center; }

.login { position: fixed; inset: 0; z-index: 300; padding: 18px; background-color: #0a4a3d; background-image: url("./images/login-background.png"); background-position: center; background-repeat: no-repeat; background-size: cover; display: grid; place-items: center; isolation: isolate; }
.login::after { content: ""; position: absolute; inset: 0; z-index: -1; background: rgba(4, 48, 40, .22); pointer-events: none; }
.login.hidden { display: none; }
.login-card { width: min(420px, 100%); padding: 42px 46px; background: rgba(255, 255, 255, .96); border: 1px solid rgba(255, 255, 255, .72); border-radius: 24px; box-shadow: 0 22px 65px rgba(4, 52, 44, .34); backdrop-filter: blur(10px); text-align: center; }
.login-card::before { content: "测"; width: 72px; height: 72px; margin: 0 auto 20px; border: 3px solid var(--primary-200); border-radius: 18px; background: var(--primary-50); color: var(--primary); display: grid; place-items: center; font-size: 24px; font-weight: 800; }
.login-card h1 { margin: 0 0 8px; color: var(--text); font-size: 21px; }
.login-card .form { margin-top: 28px; text-align: left; }
.login-card .btn { width: 100%; min-height: 46px; }
.error { min-height: 18px; color: var(--danger); font-size: 13px; }

.question { padding: 16px 0; border-bottom: 1px solid var(--border); }
.question:last-child { border-bottom: 0; }
.question > strong { display: inline; margin-right: 8px; font-size: 15px; line-height: 1.65; }
.options { margin: 14px 0; display: grid; gap: 10px; }
.option { min-height: 46px; padding: 11px 14px; border: 2px solid var(--border); border-radius: 12px; background: #fff; display: flex; align-items: center; gap: 10px; cursor: pointer; transition: .18s ease; }
.option:hover { border-color: var(--primary-200); background: var(--primary-50); }
.option:has(input:checked) { border-color: var(--primary); background: var(--primary-50); color: var(--primary-dark); }
.option input { width: 18px; height: 18px; accent-color: var(--primary); }

#answer-content.card { padding: 6px 24px 24px; }
#answer-form > .btn { margin-top: 20px; min-width: 150px; }
#save-state { padding: 5px 10px; border-radius: 8px; background: var(--success-bg); color: var(--success); }
#course-list .card { padding: 18px 20px; }
#course-list .card strong { display: block; margin-bottom: 8px; font-size: 16px; }
#course-list .card .badge { margin: 3px 3px 0 0; }
#upload-state, #generation-state { margin: -8px 0 14px; }

/* Prototype-aligned teacher dashboard and generation flow */
.dashboard-panels > .card { min-height: 260px; }
.list-row { width: 100%; min-height: 66px; padding: 12px 20px; border: 0; border-bottom: 1px solid var(--border); background: #fff; text-align: left; cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.list-row:last-child { border-bottom: 0; }
.list-row:hover { background: var(--primary-50); }
.list-row span { min-width: 0; display: grid; gap: 5px; }
.list-row b { overflow: hidden; color: var(--text); font-size: 13px; font-weight: 600; text-overflow: ellipsis; white-space: nowrap; }
.list-row small { color: var(--text-secondary); }
.list-row i { flex: 0 0 auto; padding: 4px 9px; border-radius: 8px; background: var(--warning-bg); color: var(--warning); font-size: 12px; font-style: normal; }
.quick-card > h3 + * { padding: 0; }
.quick-actions { display: grid; grid-template-columns: repeat(6, minmax(110px, 1fr)); }
.quick-action { min-height: 136px; padding: 18px 12px; border: 0; border-right: 1px solid var(--border); background: #fff; cursor: pointer; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 7px; }
.quick-action:last-child { border-right: 0; }
.quick-action:hover { background: var(--primary-50); }
.quick-action > span { width: 42px; height: 42px; border-radius: 12px; background: var(--primary-50); color: var(--primary); display: grid; place-items: center; font-weight: 750; }
.quick-action strong { font-size: 14px; }
.quick-action small { color: var(--text-secondary); text-align: center; }
.steps { margin-bottom: 24px; padding: 0 4px; display: flex; align-items: center; overflow-x: auto; }
.steps span { flex: 0 0 auto; min-height: 34px; padding: 7px 12px; border: 2px solid var(--border); border-radius: 18px; color: var(--text-light); font-size: 13px; }
.steps span.done { border-color: var(--success); background: var(--success); color: #fff; }
.steps span.active { border-color: var(--primary); background: var(--primary); color: #fff; }
.steps span.failed { border-color: var(--danger); background: #fff1f0; color: var(--danger); }
.steps i { width: 44px; height: 2px; flex: 0 0 44px; background: var(--border); }
.generator-layout { display: grid; grid-template-columns: minmax(0, 2fr) minmax(280px, 1fr); gap: 20px; align-items: start; }
.generator-form label { display: grid; gap: 7px; }
.generator-form label > small:first-child { color: var(--text-secondary); font-weight: 600; }
.type-config { padding: 14px; border: 2px solid var(--border); border-radius: 12px; background: var(--bg); display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.type-config label { grid-template-columns: 1fr 76px 20px; align-items: center; }
.type-config .input { width: 76px; }
.generation-summary p { margin: 6px 0 18px; color: var(--text-secondary); font-size: 13px; line-height: 1.65; }

/* Prototype-aligned student answering and report views */
.answer-header { margin-bottom: 16px; padding: 16px 20px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.answer-header h3 { margin: 0 0 5px; font-size: 17px; }
.answer-header p { margin: 0; }
.answer-status { display: flex; align-items: center; gap: 12px; }
.timer { min-width: 72px; padding: 7px 12px; border-radius: 9px; background: var(--primary-50); color: var(--primary); text-align: center; font-weight: 700; font-variant-numeric: tabular-nums; }
.answer-layout { min-height: calc(100vh - 168px); display: flex; gap: 20px; align-items: stretch; }
.answer-main { flex: 1; overflow-y: auto; }
.answer-sidebar { width: 280px; flex: 0 0 280px; display: flex; flex-direction: column; gap: 16px; }
.answer-sidebar .card > h3 + * { padding: 16px 18px; }
.question-nav { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 8px; }
.question-nav button { aspect-ratio: 1; min-width: 0; border: 2px solid var(--border); border-radius: 10px; background: #fff; cursor: pointer; font-weight: 650; }
.question-nav button:hover, .question-nav button.current { border-color: var(--primary); }
.question-nav button.current { box-shadow: inset 0 0 0 1px var(--primary); }
.question-nav button.answered { border-color: var(--success); background: var(--success); color: #fff; }
.nav-legend { margin-top: 14px; color: var(--text-secondary); font-size: 12px; display: flex; gap: 14px; }
.nav-legend span { display: inline-flex; align-items: center; gap: 5px; }
.nav-legend i { width: 11px; height: 11px; border: 2px solid var(--border); border-radius: 3px; }
.nav-legend i.answered { border-color: var(--success); background: var(--success); }
.progress-line { margin-bottom: 8px; display: flex; justify-content: space-between; font-size: 13px; }
.progress { height: 8px; margin-bottom: 16px; border-radius: 4px; background: var(--primary-50); overflow: hidden; }
.progress i { display: block; width: 0; height: 100%; border-radius: 4px; background: var(--primary); transition: width .25s ease; }
#submit-attempt { width: 100%; }
.single-question { min-height: 500px; padding: 26px 30px; display: flex; flex-direction: column; }
.question-kicker { margin-bottom: 20px; color: var(--text-secondary); display: flex; align-items: center; gap: 10px; }
.question-kicker > span:first-child { color: var(--primary); font-size: 15px; font-weight: 700; }
.question-kicker small { margin-left: auto; }
.question-stem { margin-bottom: 18px; font-size: 18px; font-weight: 600; line-height: 1.8; }
.question-actions { margin-top: auto; padding-top: 28px; border-top: 1px solid var(--border); display: flex; justify-content: space-between; }
.boolean-options { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.blank-answer { width: 100%; margin: 12px 0; }
.subjective-answer { width: 100%; min-height: 210px; margin-top: 24px; padding: 14px 16px; resize: vertical; line-height: 1.75; }
.answer-hint { margin-top: 8px; color: var(--text-secondary); font-size: 12px; }
.ai-feedback-panel { margin-top: 16px; }
.ai-feedback-item { padding: 18px 20px; border-bottom: 1px solid var(--border); }
.ai-feedback-item:last-child { border-bottom: 0; }
.ai-feedback-item > div { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.ai-feedback-item h4 { margin: 12px 0 8px; font-size: 14px; }
.ai-feedback-item p { margin: 0 0 7px; color: var(--text); line-height: 1.7; }
.ai-feedback-item small, .ai-inline-feedback { color: var(--text-secondary); }
.report-hero { margin-bottom: 16px; padding: 22px 28px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.report-hero h3 { margin: 0 0 7px; font-size: 20px; }
.report-hero p { margin: 0; }
.score-ring { width: 112px; height: 112px; flex: 0 0 112px; border: 10px solid var(--primary-100); border-top-color: var(--primary); border-right-color: var(--primary); border-radius: 50%; display: grid; place-content: center; text-align: center; }
.score-ring strong { color: var(--primary-dark); font-size: 28px; line-height: 1; }
.score-ring span { margin-top: 4px; color: var(--text-secondary); font-size: 12px; }
.report-metrics { margin-bottom: 16px; }
.report-metrics .metric:nth-child(4) strong { font-size: 18px; line-height: 1.35; }
.report-detail { align-items: start; }
.wrong-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.wrong-card { padding: 18px 20px; }
.wrong-card h3 { margin: 16px 0; font-size: 15px; line-height: 1.7; }
.wrong-card p { margin: 14px 0 0; color: var(--text-secondary); font-size: 13px; line-height: 1.65; }
.wrong-head { display: flex; align-items: center; justify-content: space-between; color: var(--text-secondary); }
.answer-compare { padding: 12px 14px; border-radius: 10px; background: var(--bg); display: grid; gap: 8px; font-size: 13px; }
.answer-compare span:first-child b { color: var(--danger); }
.answer-compare span:last-child b { color: var(--success); }

/* Prototype-aligned administration views */
.system-health > div, .setting-row, .audit-row { min-height: 58px; padding: 12px 20px; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.system-health > div:last-child, .setting-row:last-child, .audit-row:last-child { border-bottom: 0; }
.health-ok { color: var(--success); font-size: 13px; }
.health-ok::before { content: ""; display: inline-block; width: 8px; height: 8px; margin-right: 7px; border-radius: 50%; background: var(--success); }
.settings-list { background: #fff; border: 2px solid var(--border); border-radius: 14px; overflow: hidden; }
.setting-row > span, .audit-row > span { display: grid; gap: 4px; }
.setting-row small, .audit-row small { color: var(--text-secondary); }
.setting-value { color: var(--primary); font-size: 13px; font-weight: 650; }
.toggle { width: 42px; height: 24px; padding: 2px; border: 0; border-radius: 12px; background: var(--primary); }
.toggle::after { content: ""; display: block; width: 20px; height: 20px; margin-left: 18px; border-radius: 50%; background: #fff; }
.filter-bar, .setting-control { display: flex; align-items: center; gap: 8px; }
.setting-control { min-width: 240px; justify-content: flex-end; }
.setting-input { width: 110px; }
.form-state { min-height: 22px; margin-top: 10px; color: var(--success); }
.switch { position: relative; width: 44px; height: 26px; cursor: pointer; }
.switch input { position: absolute; opacity: 0; }
.switch span { display: block; width: 44px; height: 26px; padding: 3px; border-radius: 13px; background: var(--border-strong); transition: .2s; }
.switch span::after { content: ""; display: block; width: 20px; height: 20px; border-radius: 50%; background: #fff; transition: .2s; }
.switch input:checked + span { background: var(--primary); }
.switch input:checked + span::after { transform: translateX(18px); }
.hidden { display: none !important; }
.builder-panel { margin-bottom: 16px; }
.builder-body { padding: 18px 20px; }
.form-row { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 14px; }
.form-row label { min-width: 0; display: grid; gap: 7px; }
.form-row label > small { color: var(--text-secondary); font-weight: 600; }
.selection-summary { margin: 18px 0 10px; display: flex; justify-content: space-between; gap: 12px; }
.question-picker { max-height: 340px; border: 2px solid var(--border); border-radius: 12px; overflow-y: auto; }
.picker-row { min-height: 62px; padding: 11px 14px; border-bottom: 1px solid var(--border); display: flex; align-items: center; gap: 12px; cursor: pointer; }
.picker-row:last-child { border-bottom: 0; }
.picker-row:hover { background: var(--primary-50); }
.picker-row input { width: 18px; height: 18px; accent-color: var(--primary); }
.picker-row span { min-width: 0; display: grid; gap: 4px; }
.picker-row b { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.picker-row small { color: var(--text-secondary); }
.form-actions { margin-top: 16px; display: flex; justify-content: flex-end; gap: 10px; }
.row-actions { display: flex; gap: 7px; }
.course-status-line { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }
.point-actions { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.point-state { color: var(--text-secondary); font-style: normal; font-size: 11px; }
.editor-panel { margin-bottom: 16px; }
.editor-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.rich-toolbar { display: flex; gap: 6px; margin: 6px 0 0; padding: 6px; border: 1px solid var(--border); border-bottom: 0; border-radius: 8px 8px 0 0; background: var(--surface-muted); }
.rich-toolbar button { min-height: 30px; padding: 4px 9px; border: 1px solid var(--border); border-radius: 6px; background: #fff; color: var(--text); cursor: pointer; }
.rich-editor { min-height: 96px; padding: 12px; border: 1px solid var(--border); border-radius: 0 0 8px 8px; background: #fff; line-height: 1.7; outline: none; }
.rich-editor:focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-50); }
.option-edit-row { display: flex; align-items: center; gap: 8px; margin-top: 8px; }
.option-edit-row b { width: 26px; color: var(--primary); }
.option-edit-row .input { flex: 1; }
.paper-filter-bar { display: flex; align-items: end; flex-wrap: wrap; gap: 12px; margin: 14px 0; }
.paper-filter-bar label { min-width: 180px; }
.type-coverage { display: flex; flex-wrap: wrap; gap: 6px; padding-bottom: 4px; }
.paper-picker-row { align-items: center; }
.paper-item-score { display: inline-flex; align-items: center; gap: 5px; margin-left: auto; }
.paper-item-score .input { width: 64px; }
@media (max-width: 720px) { .editor-grid { grid-template-columns: 1fr; } .paper-picker-row { align-items: flex-start; } .paper-item-score { margin-left: 0; } }
.analytics-context { display: flex; align-items: baseline; gap: 12px; margin-bottom: 14px; }
.analytics-context strong { font-size: 18px; }
.analytics-context span { color: var(--text-secondary); }
.analytics-panels { margin-top: 16px; }
.paper-preview-item, .attempt-review-item { padding: 16px 0; border-bottom: 1px solid var(--border); }
.paper-preview-item:last-child, .attempt-review-item:last-child { border-bottom: 0; }
.paper-preview-item h4, .attempt-review-item h4 { margin: 10px 0; font-size: 15px; }
.attempt-review-head { display: flex; align-items: center; justify-content: space-between; }
.grading-suggestion { margin-top: 8px; padding: 10px 12px; border-left: 3px solid var(--warning); background: var(--warning-bg); }
.table-link { max-width: 420px; padding: 0; border: 0; background: transparent; color: var(--text); text-align: left; cursor: pointer; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.table-link:hover { color: var(--primary); }
.retry-area { margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.retry-result { font-size: 13px; font-weight: 600; }
.retry-result.correct { color: var(--success); }
.retry-result.wrong { color: var(--warning); }
.resource-preview { margin-top: 16px; }
.preview-meta { margin-bottom: 14px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.resource-preview pre { max-height: 440px; margin: 0; padding: 16px; border: 2px solid var(--border); border-radius: 10px; background: var(--bg); white-space: pre-wrap; overflow: auto; font-family: inherit; font-size: 13px; line-height: 1.75; }
.health-warn { color: var(--warning); font-size: 13px; }
.model-status { min-height: 70px; margin-bottom: 16px; padding: 14px 18px; border: 2px solid var(--border); background: #fff; display: flex; align-items: center; gap: 12px; }
.model-status > div { display: grid; gap: 4px; }
.model-status small { color: var(--text-secondary); }
.model-state-dot { width: 12px; height: 12px; border-radius: 50%; flex: 0 0 12px; }
.model-state-dot.ready { background: var(--success); }
.model-state-dot.waiting { background: var(--warning); }
.model-form { padding: 20px; display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 18px; }
.model-field { min-width: 0; display: grid; gap: 7px; }
.model-field.wide, .model-toggle.wide { grid-column: 1 / -1; }
.model-field label, .model-toggle strong { font-size: 13px; font-weight: 650; }
.input-unit { display: flex; align-items: center; gap: 8px; }
.input-unit .input { min-width: 0; flex: 1; }
.input-unit span, .model-toggle small { color: var(--text-secondary); font-size: 12px; }
.model-toggle { min-height: 64px; padding-top: 16px; border-top: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.model-toggle > span { display: grid; gap: 5px; }

@media (max-width: 1080px) {
  .side { width: 78px; }
  .brand { padding: 20px; font-size: 0; justify-content: center; }
  .role, .side::after { display: none; }
  .nav button { min-height: 58px; padding: 9px 6px; border-left: 0; border-bottom: 3px solid transparent; flex-direction: column; justify-content: center; gap: 4px; text-align: center; font-size: 10px; }
  .nav-icon, .nav-icon svg { width: 18px; height: 18px; }
  .nav-icon { flex-basis: 18px; }
  .nav button.active { border-bottom-color: var(--primary-200); }
  .main { margin-left: 78px; }
  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .quick-actions { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .quick-action:nth-child(3) { border-right: 0; }
  .quick-action:nth-child(-n+3) { border-bottom: 1px solid var(--border); }
  .generator-layout { grid-template-columns: 1fr; }
  .answer-layout { min-height: auto; flex-direction: column; }
  .answer-main { overflow: visible; }
  .answer-sidebar { width: 100%; flex-basis: auto; display: grid; grid-template-columns: 1fr 1fr; }
}

@media (max-width: 680px) {
  body { overflow: hidden; }
  .side { inset: auto 0 0; width: 100%; height: 68px; }
  .brand, .role, .side::after { display: none; }
  .nav { padding: 0; display: flex; overflow-x: auto; }
  .nav button { width: auto; min-width: 78px; height: 68px; flex: 1 0 78px; }
  .main { margin-left: 0; height: calc(100vh - 68px); }
  .top { height: 60px; flex-basis: 60px; padding: 0 12px; }
  .top h2 { font-size: 16px; }
  #user-name { display: none; }
  .content { padding: 12px; }
  .grid, .grid.two { grid-template-columns: 1fr; }
  .card.metric { min-height: 122px; }
  .toolbar { align-items: flex-start; }
  .toolbar h3 { font-size: 16px; }
  table { min-width: 720px; }
  .login-card { padding: 32px 24px; }
  #answer-content.card { padding: 4px 16px 20px; }
  .dashboard-panels, .wrong-grid { grid-template-columns: 1fr; }
  .quick-actions { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .quick-action, .quick-action:nth-child(3) { border-right: 1px solid var(--border); border-bottom: 1px solid var(--border); }
  .quick-action:nth-child(2n) { border-right: 0; }
  .quick-action:nth-last-child(-n+2) { border-bottom: 0; }
  .steps span { padding: 6px 10px; font-size: 12px; }
  .steps i { width: 22px; flex-basis: 22px; }
  .type-config { grid-template-columns: 1fr; }
  .model-form { grid-template-columns: 1fr; padding: 16px; }
  .model-field.wide, .model-toggle.wide { grid-column: auto; }
  .answer-header { align-items: flex-start; flex-direction: column; }
  .answer-status { width: 100%; justify-content: space-between; }
  .answer-sidebar { display: flex; }
  .single-question { min-height: 430px; padding: 20px 4px 0; }
  .question-stem { font-size: 16px; }
  .report-hero { align-items: flex-start; }
  .score-ring { width: 88px; height: 88px; flex-basis: 88px; border-width: 8px; }
  .score-ring strong { font-size: 22px; }
}