/* 鉴款 · 古瓷底款识别 —— 宣纸底、墨色字、朱砂印、青花蓝 */
:root {
  --paper: #f5efe3;
  --paper-2: #fbf8f2;
  --paper-3: #efe7d8;
  --ink: #1e1a16;
  --ink-2: #4b443b;
  --muted: #8b8071;
  --line: #e1d6c3;
  --line-2: #cfc1a9;
  --cinnabar: #a2322b;
  --cinnabar-2: #8a2822;
  --cinnabar-soft: #f4e3dc;
  --qinghua: #23447a;
  --qinghua-soft: #e3e9f3;
  --celadon: #5f8573;
  --celadon-soft: #e3ece5;
  --gold: #9a7a34;
  --gold-soft: #f2e9d3;
  --shadow: 0 1px 2px rgba(60, 40, 20, .06), 0 8px 28px rgba(60, 40, 20, .07);
  --radius: 14px;
  --serif: "Noto Serif SC", "Source Han Serif SC", "Source Han Serif", "Songti SC", "STSong", "SimSun", serif;
  --kai: "STKaiti", "Kaiti SC", "KaiTi", "BiauKai", "Noto Serif SC", serif;
  --sans: -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #15120e;
    --paper-2: #1d1914;
    --paper-3: #26211a;
    --ink: #ece4d5;
    --ink-2: #c9bfae;
    --muted: #958a7a;
    --line: #342d24;
    --line-2: #4a4033;
    --cinnabar: #d25a4e;
    --cinnabar-2: #e06e62;
    --cinnabar-soft: #3a1f1b;
    --qinghua: #8eaee3;
    --qinghua-soft: #1d2638;
    --celadon: #8fb8a3;
    --celadon-soft: #1c2a23;
    --gold: #d0ad62;
    --gold-soft: #2e2617;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 10px 30px rgba(0, 0, 0, .35);
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  background-image:
    radial-gradient(1200px 500px at 85% -10%, rgba(162, 50, 43, .06), transparent 60%),
    radial-gradient(900px 500px at -10% 10%, rgba(35, 68, 122, .05), transparent 60%);
  background-attachment: fixed;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 16px;
  line-height: 1.75;
  letter-spacing: .01em;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
img { max-width: 100%; display: block; }
button, input, textarea, select { font: inherit; color: inherit; }
a { color: var(--qinghua); }
[hidden] { display: none !important; }

.wrap { width: 100%; max-width: 980px; margin: 0 auto; padding: 0 16px; flex: 1; }

/* 顶栏 */
.topbar {
  position: sticky; top: 0; z-index: 20;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: saturate(1.2) blur(10px);
  -webkit-backdrop-filter: saturate(1.2) blur(10px);
  border-bottom: 1px solid var(--line);
  padding-top: env(safe-area-inset-top);
}
.topbar-inner {
  max-width: 980px; margin: 0 auto; padding: 10px 16px;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
.seal {
  width: 38px; height: 38px; flex: none;
  background: var(--cinnabar); color: #fbf3ea;
  border-radius: 5px;
  display: grid; grid-template-columns: 1fr; place-items: center;
  font-family: var(--kai); font-size: 15px; line-height: 1; font-weight: 700;
  writing-mode: vertical-rl; letter-spacing: 2px;
  box-shadow: inset 0 0 0 2px var(--cinnabar), inset 0 0 0 3px rgba(251, 243, 234, .55);
}
.seal span { display: block; }
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-text strong { font-family: var(--kai); font-size: 21px; letter-spacing: .12em; }
.brand-text small { color: var(--muted); font-size: 12px; letter-spacing: .08em; }
.nav { display: flex; gap: 4px; }
.nav a {
  text-decoration: none; color: var(--ink-2);
  padding: 7px 12px; border-radius: 999px; font-size: 15px; white-space: nowrap;
}
.nav a:hover { background: var(--paper-3); }
.nav a.is-active { color: var(--cinnabar); background: var(--cinnabar-soft); }

/* 标题区 */
.hero { text-align: center; padding: 44px 0 26px; }
.hero-sm { padding: 34px 0 18px; }
.eyebrow {
  margin: 0 0 8px; color: var(--cinnabar); font-size: 13px; letter-spacing: .5em; text-indent: .5em;
}
.hero h1 {
  margin: 0; font-family: var(--kai); font-weight: 700;
  font-size: clamp(28px, 6vw, 44px); line-height: 1.3; letter-spacing: .06em;
}
.hero h1 .accent { color: var(--cinnabar); }
.lead { max-width: 620px; margin: 14px auto 0; color: var(--ink-2); font-size: 15.5px; }

/* 面板 */
.panel {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px;
  margin-bottom: 20px;
}
.tabs {
  display: grid; grid-template-columns: 1fr 1fr; gap: 4px;
  background: var(--paper-3); border-radius: 10px; padding: 4px; margin-bottom: 18px;
}
.tab {
  border: 0; background: transparent; padding: 9px 8px; border-radius: 8px; cursor: pointer;
  color: var(--ink-2); font-size: 15px; letter-spacing: .08em;
}
.tab.is-active { background: var(--paper-2); color: var(--ink); box-shadow: 0 1px 3px rgba(60, 40, 20, .12); }

.drop {
  border: 1.5px dashed var(--line-2); border-radius: 12px;
  background:
    repeating-linear-gradient(45deg, transparent 0 12px, rgba(162, 50, 43, .015) 12px 24px),
    var(--paper);
  min-height: 260px; display: grid; place-items: center; padding: 22px 16px;
  transition: border-color .2s, background-color .2s;
  outline: none;
}
.drop:focus-visible, .drop.is-over { border-color: var(--cinnabar); background-color: var(--cinnabar-soft); }
.drop-empty { text-align: center; }
.drop-icon { width: 54px; height: 54px; color: var(--cinnabar); margin: 0 auto 6px; }
.drop-title { margin: 0; font-size: 18px; font-family: var(--kai); letter-spacing: .08em; }
.drop-sub { margin: 4px 0 16px; color: var(--muted); font-size: 14px; }
.drop-hint { margin: 14px 0 0; color: var(--muted); font-size: 12.5px; }
.drop-actions { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
.drop-preview { width: 100%; display: flex; flex-direction: column; align-items: center; gap: 12px; }
.drop-preview img {
  max-height: 360px; width: auto; border-radius: 10px;
  box-shadow: 0 4px 18px rgba(0, 0, 0, .14);
}
.preview-tools { display: flex; gap: 8px; }

/* 表单 */
.field { display: block; margin-top: 16px; }
.field > span { display: block; font-size: 14px; color: var(--ink-2); margin-bottom: 6px; }
.field input, .field textarea, .lib-tools input {
  width: 100%; border: 1px solid var(--line-2); background: var(--paper);
  border-radius: 10px; padding: 11px 13px; font-size: 16px; outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.field input:focus, .field textarea:focus, .lib-tools input:focus {
  border-color: var(--cinnabar); box-shadow: 0 0 0 3px var(--cinnabar-soft);
}
.field textarea { resize: vertical; min-height: 64px; }
#markText { font-family: var(--kai); font-size: 22px; letter-spacing: .2em; padding: 12px 14px; }

.more { margin-top: 16px; border-top: 1px solid var(--line); padding-top: 12px; }
.more summary { cursor: pointer; color: var(--ink-2); font-size: 14.5px; list-style: none; }
.more summary::before { content: "＋"; color: var(--cinnabar); margin-right: 6px; }
.more[open] summary::before { content: "－"; }
.more summary::-webkit-details-marker { display: none; }
.more-body .field:first-child { margin-top: 10px; }

.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  border: 1px solid var(--line-2); background: var(--paper); color: var(--ink-2);
  padding: 5px 14px; border-radius: 999px; font-size: 14px; cursor: pointer; line-height: 1.6;
}
.chip:hover { border-color: var(--cinnabar); color: var(--cinnabar); }
.chip.is-on { background: var(--cinnabar); border-color: var(--cinnabar); color: #fbf3ea; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  border-radius: 999px; padding: 10px 22px; font-size: 15.5px; letter-spacing: .1em;
  border: 1px solid transparent; cursor: pointer; text-decoration: none;
  transition: transform .08s, background-color .15s, opacity .15s;
}
.btn svg { width: 19px; height: 19px; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--cinnabar); color: #fbf3ea; }
.btn-primary:hover { background: var(--cinnabar-2); }
.btn-ghost { background: transparent; border-color: var(--line-2); color: var(--ink); }
.btn-ghost:hover { border-color: var(--cinnabar); color: var(--cinnabar); }
.btn[disabled] { opacity: .45; cursor: not-allowed; }
.btn-lg { padding: 13px 36px; font-size: 17px; letter-spacing: .3em; text-indent: .3em; }
.submit-row { margin-top: 20px; text-align: center; }
.ai-note { margin: 10px 0 0; font-size: 13px; color: var(--muted); }

/* 文字快速匹配 */
.quick { margin-top: 14px; display: grid; gap: 10px; }
.quick-empty { color: var(--muted); font-size: 14px; margin: 0; }

/* 进度 */
.progress { padding: 22px 20px; }
.steps {
  list-style: none; margin: 0 0 18px; padding: 0;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; counter-reset: s;
}
.steps li {
  position: relative; text-align: center; font-size: 13.5px; color: var(--muted);
  padding-top: 26px;
}
.steps li i {
  position: absolute; top: 4px; left: 50%; transform: translateX(-50%);
  width: 14px; height: 14px; border-radius: 50%; border: 1.5px solid var(--line-2); background: var(--paper-2);
}
.steps li::after {
  content: ""; position: absolute; top: 10px; left: calc(50% + 11px); right: calc(-50% + 11px);
  height: 1.5px; background: var(--line);
}
.steps li:last-child::after { display: none; }
.steps li.is-done { color: var(--ink-2); }
.steps li.is-done i { background: var(--cinnabar); border-color: var(--cinnabar); }
.steps li.is-done::after { background: var(--cinnabar); }
.steps li.is-now { color: var(--cinnabar); }
.steps li.is-now i { border-color: var(--cinnabar); animation: pulse 1.2s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(162, 50, 43, .35); } 50% { box-shadow: 0 0 0 7px rgba(162, 50, 43, 0); } }
.progress-body { text-align: center; }
.early-mark {
  font-family: var(--kai); font-size: 30px; letter-spacing: .3em; min-height: 0; color: var(--qinghua);
}
.early-mark:not(:empty) { min-height: 48px; margin-bottom: 4px; animation: fadein .4s ease; }
.thinking {
  margin: 0 auto; max-width: 560px; color: var(--ink-2); font-size: 14px; min-height: 48px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.timer { margin: 6px 0 0; color: var(--muted); font-size: 12.5px; font-variant-numeric: tabular-nums; }
@keyframes fadein { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }

/* 结果 */
.result { animation: fadein .45s ease; }
.result, .progress, #result { scroll-margin-top: 130px; }
.res-head {
  display: grid; grid-template-columns: auto 1fr; gap: 26px; align-items: center;
}
.res-mark-wrap { display: flex; flex-direction: column; align-items: center; gap: 10px; }
.res-photo {
  width: 120px; height: 120px; object-fit: cover; border-radius: 10px; border: 1px solid var(--line);
}
.mark {
  --mc: var(--qinghua);
  position: relative; display: inline-flex; flex-direction: row-reverse; gap: 6px;
  padding: 18px 20px; color: var(--mc); font-family: var(--kai); font-weight: 700;
  font-size: 30px; line-height: 1.12;
}
.mark.red { --mc: var(--cinnabar); }
.mark.gold { --mc: var(--gold); }
.mark.ink { --mc: var(--ink); }
.mark.frame-square { border: 2px solid var(--mc); box-shadow: inset 0 0 0 3px var(--paper-2), inset 0 0 0 4.5px var(--mc); }
.mark.frame-circle {
  border: 2px solid var(--mc); border-radius: 50%; box-shadow: inset 0 0 0 4px var(--paper-2), inset 0 0 0 5.5px var(--mc);
  padding: 26px; aspect-ratio: 1; align-items: center; justify-content: center;
}
.mark.frame-none { padding: 10px 6px; }
.mark .col { display: flex; flex-direction: column; align-items: center; }
.mark.horizontal { flex-direction: row; }
.mark.zhuan { letter-spacing: 0; transform: scaleX(.92); }
.mark-src { font-size: 12.5px; color: var(--muted); text-align: center; }

.res-title .tag-row { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 8px; }
.tag {
  display: inline-block; font-size: 12.5px; padding: 1px 10px; border-radius: 999px;
  background: var(--paper-3); color: var(--ink-2); border: 1px solid var(--line); line-height: 1.8;
}
.tag.red { background: var(--cinnabar-soft); color: var(--cinnabar); border-color: transparent; }
.tag.blue { background: var(--qinghua-soft); color: var(--qinghua); border-color: transparent; }
.tag.green { background: var(--celadon-soft); color: var(--celadon); border-color: transparent; }
.tag.gold { background: var(--gold-soft); color: var(--gold); border-color: transparent; }
.res-title h2 {
  margin: 0; font-family: var(--kai); font-size: clamp(26px, 5vw, 34px); letter-spacing: .12em; line-height: 1.35;
}
.res-title .reading { margin: 4px 0 0; color: var(--ink-2); font-size: 15px; }
.res-title .nominal { margin: 10px 0 0; font-size: 17px; }
.res-title .nominal b { color: var(--cinnabar); font-weight: 600; }

.verdict {
  margin-top: 22px; padding: 16px 18px; border-radius: 12px;
  background: var(--paper); border: 1px solid var(--line); border-left: 4px solid var(--celadon);
}
.verdict.v-warn { border-left-color: var(--gold); }
.verdict.v-bad { border-left-color: var(--cinnabar); }
.verdict-top { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 6px 14px; }
.verdict-top strong { font-size: 18px; letter-spacing: .06em; }
.verdict-top .likely { color: var(--ink-2); font-size: 14.5px; }
.verdict p { margin: 8px 0 0; color: var(--ink-2); font-size: 15px; }
.conf { display: flex; align-items: center; gap: 10px; margin-top: 12px; font-size: 13px; color: var(--muted); }
.conf-bar { flex: 1; height: 6px; background: var(--paper-3); border-radius: 999px; overflow: hidden; max-width: 260px; }
.conf-bar span { display: block; height: 100%; background: linear-gradient(90deg, var(--gold), var(--celadon)); border-radius: inherit; }
.conf b { color: var(--ink); font-variant-numeric: tabular-nums; }

.facts {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin-top: 18px;
  background: var(--line); border: 1px solid var(--line); border-radius: 12px; overflow: hidden;
}
.facts div { background: var(--paper-2); padding: 10px 14px; }
.facts dt { font-size: 12.5px; color: var(--muted); letter-spacing: .1em; }
.facts dd { margin: 2px 0 0; font-size: 15px; }

.sec { margin-top: 26px; }
.sec h3 {
  display: flex; align-items: center; gap: 10px; margin: 0 0 10px;
  font-family: var(--kai); font-size: 19px; letter-spacing: .14em;
}
.sec h3::before { content: ""; width: 4px; height: 18px; background: var(--cinnabar); border-radius: 2px; }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.list { margin: 0; padding: 0; list-style: none; }
.list li { position: relative; padding: 6px 0 6px 20px; border-bottom: 1px dashed var(--line); font-size: 15px; color: var(--ink-2); }
.list li:last-child { border-bottom: 0; }
.list li::before { content: "◆"; position: absolute; left: 0; top: 7px; font-size: 10px; color: var(--celadon); }
.list.flags li::before { content: "▲"; color: var(--gold); }
.list.advice li::before { content: "●"; color: var(--cinnabar); font-size: 8px; top: 10px; }
.subhead { font-size: 14px; color: var(--muted); margin: 0 0 4px; letter-spacing: .1em; }

.value-sum { margin: 0 0 12px; font-size: 15.5px; }
.est { width: 100%; border-collapse: collapse; font-size: 15px; }
.est th, .est td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
.est th { font-weight: 500; color: var(--muted); font-size: 13px; letter-spacing: .1em; }
.est tr:first-child td { background: var(--gold-soft); }
.est .amt { white-space: nowrap; font-variant-numeric: tabular-nums; }
.est .amt b { display: block; font-size: 16px; color: var(--ink); }
.est .amt small { color: var(--muted); font-size: 12.5px; }
.est .note { color: var(--ink-2); font-size: 14px; }

.ref-card {
  border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; background: var(--paper);
  display: grid; grid-template-columns: auto 1fr; gap: 16px; align-items: start;
}
.ref-card + .ref-card { margin-top: 10px; }
.ref-mark { min-width: 64px; display: flex; justify-content: center; }
.mark.mini { font-size: 18px; gap: 3px; padding: 9px 10px; }
.mark.mini.frame-square { border-width: 1.5px; box-shadow: inset 0 0 0 2px var(--paper), inset 0 0 0 3px var(--mc); }
.lib-card .mark.mini.frame-square { box-shadow: inset 0 0 0 2px var(--paper-2), inset 0 0 0 3px var(--mc); }
.ref-card h4 { margin: 0; font-size: 16.5px; }
.ref-card h4 small { color: var(--muted); font-weight: 400; margin-left: 6px; font-size: 13px; }
.ref-card p { margin: 6px 0 0; font-size: 14px; color: var(--ink-2); }
.ref-card p b { color: var(--ink); font-weight: 600; }

.res-actions { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-top: 26px; }
.disclaimer { margin-top: 18px; font-size: 12.5px; color: var(--muted); text-align: center; }
.notice {
  border-radius: 12px; padding: 14px 16px; background: var(--gold-soft); color: var(--ink);
  border: 1px solid var(--line); font-size: 15px;
}
.notice.err { background: var(--cinnabar-soft); }
.notice b { color: var(--cinnabar); }

/* 图鉴 */
.lib-tools { display: grid; gap: 12px; margin-bottom: 18px; }
.lib-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; padding-bottom: 20px; }
.lib-card { background: var(--paper-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; box-shadow: var(--shadow); }
.lib-card .ref-card { border: 0; padding: 0; background: none; }
.lib-card details { margin-top: 8px; font-size: 14px; color: var(--ink-2); }
.lib-card summary { cursor: pointer; color: var(--qinghua); }
.lib-empty { grid-column: 1 / -1; text-align: center; color: var(--muted); padding: 30px 0; }

/* 记录 */
.hist { display: grid; gap: 10px; padding-bottom: 20px; }
.hist-item {
  display: grid; grid-template-columns: 64px 1fr auto; gap: 14px; align-items: center;
  background: var(--paper-2); border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px;
  text-decoration: none; color: inherit;
}
.hist-item:hover { border-color: var(--cinnabar); }
.hist-thumb {
  width: 64px; height: 64px; border-radius: 8px; object-fit: cover; background: var(--paper-3);
  display: grid; place-items: center; font-family: var(--kai); color: var(--qinghua); font-size: 20px;
}
.hist-item strong { font-family: var(--kai); font-size: 18px; letter-spacing: .1em; display: block; }
.hist-item small { color: var(--muted); font-size: 13px; }
.hist-time { color: var(--muted); font-size: 12.5px; text-align: right; }
.hist-empty { text-align: center; color: var(--muted); padding: 30px 0; }

/* 页脚、提示 */
.foot {
  border-top: 1px solid var(--line); margin-top: 30px;
  padding: 18px 16px calc(18px + env(safe-area-inset-bottom)); text-align: center;
}
.foot p { max-width: 720px; margin: 0 auto; color: var(--muted); font-size: 12.5px; }
.toast {
  position: fixed; left: 0; right: 0; margin: 0 auto; width: max-content; max-width: calc(100% - 32px); text-align: center;
  bottom: calc(24px + env(safe-area-inset-bottom));
  background: var(--ink); color: var(--paper); padding: 9px 18px; border-radius: 999px; font-size: 14px;
  z-index: 50; box-shadow: var(--shadow); animation: fadein .25s ease;
}
.dlg {
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper-2); color: var(--ink);
  padding: 22px; width: min(92vw, 380px); box-shadow: var(--shadow);
}
.dlg::backdrop { background: rgba(20, 14, 8, .45); }
.dlg h3 { margin: 0 0 6px; font-family: var(--kai); letter-spacing: .1em; }
.dlg p { margin: 0 0 12px; color: var(--ink-2); font-size: 14px; }
.dlg input { width: 100%; border: 1px solid var(--line-2); background: var(--paper); border-radius: 10px; padding: 10px 12px; }
.dlg-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 14px; }

/* 平板 */
@media (max-width: 860px) {
  .facts { grid-template-columns: repeat(2, 1fr); }
}
/* 手机 */
@media (max-width: 640px) {
  .topbar-inner { flex-wrap: wrap; padding: 8px 16px; }
  .brand-text small { display: none; }
  .nav { width: 100%; justify-content: space-between; }
  .nav a { flex: 1; text-align: center; padding: 6px 4px; font-size: 14.5px; }
  .hero { padding: 26px 0 18px; }
  .lead { font-size: 14.5px; }
  .panel { padding: 16px; border-radius: 12px; }
  .drop { min-height: 220px; }
  .drop-actions .btn { flex: 1 1 140px; }
  .res-head { grid-template-columns: 1fr; text-align: center; gap: 16px; }
  .res-title .tag-row { justify-content: center; }
  .two { grid-template-columns: 1fr; }
  .lib-grid { grid-template-columns: 1fr; }
  .mark { font-size: 26px; }
  .steps li { font-size: 12px; }
  .est .note { display: block; }
  .est thead { display: none; }
  .est tr { display: grid; grid-template-columns: 1fr auto; gap: 2px 10px; padding: 10px 8px; border-bottom: 1px solid var(--line); }
  .est td { border: 0; padding: 0; }
  .est td.note { grid-column: 1 / -1; }
  .est tr:first-child { background: var(--gold-soft); border-radius: 8px; }
  .est tr:first-child td { background: none; }
  .hist-item { grid-template-columns: 56px 1fr; }
  .hist-thumb { width: 56px; height: 56px; }
  .hist-time { grid-column: 2; text-align: left; }
}

/* ---------- 账号 ---------- */
.nav a.nav-account { border: 1px solid var(--line-2); max-width: 9em; overflow: hidden; text-overflow: ellipsis; }
.nav a.nav-account.is-active { border-color: transparent; }
.auth-wrap { display: grid; place-items: center; padding: 36px 0 10px; }
.auth-card { width: min(100%, 420px); padding: 28px 26px; }
.auth-head { text-align: center; margin-bottom: 6px; }
.auth-head h1 { margin: 12px 0 2px; font-family: var(--kai); letter-spacing: .2em; font-size: 26px; }
.auth-head p { margin: 0; color: var(--muted); font-size: 14px; }
.seal-lg { width: 54px; height: 54px; font-size: 21px; margin: 0 auto; letter-spacing: 3px; }
.auth-form .field:first-child { margin-top: 10px; }
.auth-form.narrow { max-width: 420px; }
.btn-block { width: 100%; margin-top: 18px; padding: 12px; font-size: 16.5px; letter-spacing: .3em; text-indent: .3em; }
.form-err { min-height: 1.4em; margin: 10px 0 0; color: var(--cinnabar); font-size: 14px; }
.form-err:empty { min-height: 0; margin: 0; }
.auth-switch { text-align: center; color: var(--muted); font-size: 14px; margin: 14px 0 0; }
.captcha-row { display: grid; grid-template-columns: 1fr auto; gap: 10px; align-items: end; }
.captcha-row label span { display: block; font-size: 14px; color: var(--ink-2); margin-bottom: 6px; }
.captcha-row input { letter-spacing: .3em; text-transform: uppercase; }
#captchaImg { border-radius: 8px; border: 1px solid var(--line-2); cursor: pointer; height: 46px; width: auto; background: var(--paper-3); }
.panel-title { margin: 0 0 6px; font-family: var(--kai); font-size: 19px; letter-spacing: .14em; }
.center { text-align: center; }
.facts.acct { margin-top: 0; }
.field select, .dlg select {
  width: 100%; border: 1px solid var(--line-2); background: var(--paper); border-radius: 10px; padding: 10px 12px; font-size: 16px;
}
code { font-family: ui-monospace, Consolas, monospace; font-size: 13px; background: var(--paper-3); padding: 1px 5px; border-radius: 4px; }

/* ---------- 检索结果 ---------- */
.votes { margin-top: 12px; display: grid; gap: 6px; max-width: 420px; }
.vote { display: grid; grid-template-columns: 5.5em 1fr 3em; align-items: center; gap: 8px; font-size: 13.5px; color: var(--ink-2); }
.vote i { height: 6px; background: var(--paper-3); border-radius: 999px; overflow: hidden; }
.vote i b { display: block; height: 100%; background: var(--cinnabar); border-radius: inherit; opacity: .75; }
.vote em { font-style: normal; text-align: right; font-variant-numeric: tabular-nums; }
.value-big { display: flex; flex-wrap: wrap; align-items: baseline; gap: 6px 14px; padding: 14px 16px; border-radius: 12px; background: var(--gold-soft); }
.value-big b { font-size: 24px; font-variant-numeric: tabular-nums; }
.value-big small { color: var(--ink-2); font-size: 13.5px; }
.nb-grid, .sample-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }
.nb { margin: 0; background: var(--paper); border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.nb img { width: 100%; aspect-ratio: 1; object-fit: cover; background: var(--paper-3); }
.nb figcaption { position: relative; padding: 8px 10px 10px; display: flex; flex-direction: column; gap: 3px; font-size: 13px; }
.nb figcaption strong { font-family: var(--kai); font-size: 16px; letter-spacing: .06em; }
.nb figcaption .tag { align-self: flex-start; }
.nb figcaption small { color: var(--muted); }
.nb-score { position: absolute; top: -30px; right: 8px; background: rgba(20, 14, 8, .72); color: #fff; font-size: 12px; padding: 1px 8px; border-radius: 999px; }
.nb-note { color: var(--gold) !important; }
.sample-acts { display: flex; gap: 6px; margin-top: 4px; }
.sample-acts .chip { padding: 2px 10px; font-size: 12.5px; }

.ocr-lines { margin-top: 10px; padding: 10px 12px; background: var(--paper-2); border-radius: 8px; border: 1px dashed var(--line-2); display: flex; flex-direction: column; gap: 2px; }
.ocr-lines small { color: var(--muted); letter-spacing: .1em; }
.ocr-lines span { font-family: var(--kai); font-size: 16px; color: var(--ink-2); }

/* ---------- 后台 ---------- */
.admin-tabs { grid-template-columns: repeat(4, 1fr); max-width: 560px; margin: 0 auto 18px; }
.admin-tabs .tab { text-align: center; text-decoration: none; }
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 18px; }
.stat { background: var(--paper-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; box-shadow: var(--shadow); }
.stat small { display: block; color: var(--muted); font-size: 13px; letter-spacing: .1em; }
.stat b { display: block; font-size: 28px; font-variant-numeric: tabular-nums; margin: 2px 0; }
.stat b.ok { color: var(--celadon); font-size: 22px; }
.stat b.bad { color: var(--cinnabar); font-size: 22px; }
.stat span { color: var(--ink-2); font-size: 13px; }
.admin-bar { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 12px; }
.admin-bar input, .admin-bar select {
  flex: 1 1 200px; border: 1px solid var(--line-2); background: var(--paper); border-radius: 10px; padding: 9px 12px; font-size: 15px;
}
.admin-bar select { flex: 0 1 150px; }
.pager { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; margin: 16px 0; }
.table-wrap { overflow-x: auto; background: var(--paper-2); border: 1px solid var(--line); border-radius: var(--radius); }
.utable { width: 100%; border-collapse: collapse; font-size: 14px; white-space: nowrap; }
.utable th, .utable td { padding: 9px 12px; border-bottom: 1px solid var(--line); text-align: left; }
.utable th { color: var(--muted); font-weight: 500; font-size: 13px; }
.utable .quota { width: 4.5em; border: 1px solid var(--line-2); background: var(--paper); border-radius: 6px; padding: 3px 6px; }
.utable .ops { display: flex; gap: 6px; }
.utable .ops .chip { padding: 2px 10px; font-size: 12.5px; }
.dlg-wide { width: min(94vw, 760px); }
.sample-dlg-body { display: grid; grid-template-columns: 220px 1fr; gap: 18px; margin-top: 8px; }
.sample-pic img { width: 100%; border-radius: 10px; border: 1px solid var(--line); margin-bottom: 8px; }
.sample-pic input { width: 100%; font-size: 13px; }
.sample-fields .field { margin-top: 10px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.grid2 .field { margin-top: 10px; }
.dlg .field input { width: 100%; border: 1px solid var(--line-2); background: var(--paper); border-radius: 10px; padding: 9px 12px; font-size: 15px; }
.dlg .field > span { font-size: 13px; }

@media (max-width: 860px) {
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .nav { gap: 2px; }
  .nav a { font-size: 14px; padding: 6px 2px; }
  .nb-grid, .sample-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .sample-dlg-body { grid-template-columns: 1fr; }
  .sample-pic img { max-height: 200px; object-fit: contain; }
  .grid2 { grid-template-columns: 1fr; gap: 0; }
  .auth-card { padding: 22px 18px; }
  .value-big b { font-size: 21px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}