:root {
  color-scheme: light;
  --ink: #17242c;
  --ink-soft: #4c5d65;
  --paper: #f5f7f5;
  --paper-deep: #e9eeeb;
  --surface: #ffffff;
  --line: #d7dfdb;
  --line-strong: #aebcb6;
  --teal: #0c625b;
  --teal-deep: #07443f;
  --teal-pale: #d9ece7;
  --seal: #b43b2e;
  --seal-pale: #f7e6e2;
  --gold: #a47522;
  --shadow: 0 18px 50px rgba(20, 46, 43, 0.09);
  font-family: Inter, "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(rgba(12, 98, 91, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(12, 98, 91, 0.035) 1px, transparent 1px),
    var(--paper);
  background-size: 28px 28px;
  min-height: 100vh;
  font-size: 1rem;
  line-height: 1.55;
}

button, input, select { font: inherit; }
button { cursor: pointer; }

.skip-link {
  position: fixed;
  left: 1rem;
  top: -4rem;
  padding: .7rem 1rem;
  background: var(--ink);
  color: white;
  z-index: 100;
}
.skip-link:focus { top: 1rem; }

.app-header {
  min-height: 76px;
  padding: .75rem clamp(1rem, 3vw, 3rem);
  display: grid;
  grid-template-columns: minmax(240px, 1fr) auto minmax(180px, 1fr);
  align-items: center;
  gap: 1.5rem;
  background: rgba(255, 255, 255, .94);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(14px);
}

.brand { display: flex; align-items: center; gap: .8rem; }
.brand-seal {
  width: 42px; height: 42px;
  display: grid; place-items: center;
  background: var(--seal); color: white;
  border-radius: 8px 8px 8px 2px;
  font-family: "Noto Serif SC", "STSong", serif;
  font-size: 1.35rem;
  box-shadow: inset 0 0 0 2px rgba(255,255,255,.28);
}
.brand strong { display: block; font-size: 1.05rem; letter-spacing: .08em; }
.brand span:last-child { display: block; color: var(--ink-soft); font-size: .78rem; letter-spacing: .04em; }

.top-nav { display: flex; gap: .25rem; padding: .25rem; background: var(--paper-deep); border-radius: 10px; }
.nav-tab {
  border: 0; background: transparent; color: var(--ink-soft);
  min-height: 40px; padding: .5rem 1rem; border-radius: 8px;
}
.nav-tab:hover { color: var(--ink); }
.nav-tab.active { background: white; color: var(--teal-deep); box-shadow: 0 2px 10px rgba(27,52,49,.08); font-weight: 650; }

.system-state { justify-self: end; color: var(--ink-soft); display: flex; align-items: center; gap: .5rem; font-size: .9rem; }
.state-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--gold); box-shadow: 0 0 0 4px rgba(164,117,34,.12); }
.system-state.ready .state-dot { background: #26875d; box-shadow: 0 0 0 4px rgba(38,135,93,.12); }
.system-state.error .state-dot { background: var(--seal); }

main { width: 100%; margin: 0; }
.view { padding: clamp(1rem, 2.5vw, 2.6rem) clamp(1rem, 3vw, 3rem) 3rem; }
.view[hidden] { display: none; }

.query-band {
  display: grid;
  grid-template-columns: minmax(250px, .7fr) minmax(430px, 1.3fr);
  column-gap: clamp(1.5rem, 5vw, 5rem);
  row-gap: 1rem;
  align-items: end;
  padding: clamp(1.2rem, 3vw, 2.5rem);
  background: var(--ink);
  color: white;
  border-radius: 18px 18px 18px 5px;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}
.query-band::after {
  content: "文";
  position: absolute; right: -1rem; top: -4.5rem;
  font: 12rem/1 "Noto Serif SC", "STSong", serif;
  color: rgba(255,255,255,.035);
  pointer-events: none;
}
.eyebrow { margin: 0 0 .5rem; color: #7ea49f; font-size: .78rem; font-weight: 750; letter-spacing: .18em; text-transform: uppercase; }
.query-band .eyebrow { color: #91bbb5; }
h1, h2, h3, p { margin-top: 0; }
h1 { font: 650 clamp(1.6rem, 3vw, 2.55rem)/1.18 "Noto Serif SC", "STSong", serif; margin-bottom: 0; }
h2 { font-size: 1.08rem; }

.search-form { display: grid; grid-template-columns: 1fr auto; gap: .65rem; position: relative; z-index: 1; }
.search-form input {
  min-height: 58px; border: 1px solid rgba(255,255,255,.2); border-radius: 10px;
  background: rgba(255,255,255,.98); color: var(--ink); padding: 0 1rem;
  font-size: 1.2rem; outline: none;
}
input:focus, select:focus, button:focus-visible { outline: 3px solid rgba(39,157,145,.28); outline-offset: 2px; }

.primary-button {
  border: 0; border-radius: 9px; min-height: 46px; padding: .7rem 1.2rem;
  background: var(--seal); color: white; font-weight: 700;
  display: inline-flex; align-items: center; justify-content: center; gap: .8rem;
  box-shadow: 0 7px 20px rgba(180,59,46,.24);
}
.primary-button:hover { background: #9f3025; transform: translateY(-1px); }
.primary-button:disabled { opacity: .58; cursor: wait; transform: none; }

.filter-row { grid-column: 2; display: flex; gap: .7rem; flex-wrap: wrap; position: relative; z-index: 1; }
label { color: var(--ink-soft); font-size: .88rem; font-weight: 620; }
.query-band label { color: #b8cbc8; }
select, input[type="number"], .ccl-form input, .ccl-form select {
  min-height: 42px; border: 1px solid var(--line); border-radius: 8px; background: white; color: var(--ink); padding: .45rem .65rem;
}
.filter-row select, .filter-row input { margin-left: .35rem; min-height: 36px; }
.filter-row input { width: 92px; }
.filter-row #rhyme-filter { width: 132px; }

.search-meta { min-height: 38px; padding: .8rem .2rem .3rem; color: var(--ink-soft); font-size: .92rem; }
.workspace { display: grid; grid-template-columns: minmax(250px, 24vw) minmax(0, 1fr); gap: 1rem; min-height: 600px; }
.result-pane, .detail-pane { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; box-shadow: 0 10px 34px rgba(20,46,43,.055); }
.result-pane { overflow: hidden; }
.result-list { max-height: calc(100vh - 260px); min-height: 580px; overflow: auto; padding: .45rem; }
.result-card {
  width: 100%; border: 0; border-bottom: 1px solid var(--line); background: transparent;
  padding: .78rem .72rem; text-align: left; display: grid;
  grid-template-columns: minmax(84px, var(--result-glyph-column, 84px)) minmax(0, 1fr); gap: .62rem;
  color: var(--ink); border-radius: 8px;
}
.result-card > span:last-child { min-width: 0; }
.result-card:last-child { border-bottom: 0; }
.result-card:hover { background: #f0f6f3; }
.result-card.active { background: var(--teal-pale); box-shadow: inset 3px 0 var(--teal); }
.result-glyph {
  font: 650 1.9rem/1 "Noto Serif CJK SC", "Source Han Serif SC", "Noto Serif SC",
    "SimSun-ExtB", "HanaMinB", "HanaMinA", "BabelStone Han", "STSong", serif;
  color: var(--teal-deep); padding-top: .2rem; white-space: nowrap;
  display: flex; align-items: baseline; gap: .08em; min-width: 0; max-width: 100%;
}
.glyph-primary { white-space: nowrap; }
.glyph-variant { color: inherit; font: inherit; white-space: nowrap; }
.result-glyph.stacked-forms, .detail-glyph.stacked-forms { flex-direction: column; align-items: flex-start; gap: .08em; }
.result-title { display: flex; align-items: baseline; justify-content: space-between; gap: .5rem; }
.result-title strong { font-size: 1rem; overflow-wrap: anywhere; }
.result-meta { color: var(--ink-soft); font-size: .82rem; display: flex; gap: .5rem; flex-wrap: wrap; margin-top: .45rem; }
.status-chip { display: inline-flex; border-radius: 100px; padding: .15rem .48rem; background: var(--seal-pale); color: #8f3026; font-size: .72rem; font-weight: 700; }
.status-chip.source { background: var(--teal-pale); color: var(--teal-deep); }

.detail-pane { --detail-pad: clamp(1.1rem, 2.5vw, 2rem); padding: 0; max-height: calc(100vh - 260px); overflow: auto; }
.detail-pane.has-detail-tabs { display: flex; flex-direction: column; overflow: hidden; }
.empty-state { min-height: 420px; display: grid; place-content: center; justify-items: center; text-align: center; color: var(--ink-soft); padding: 2rem; }
.empty-state.compact { min-height: 180px; }
.empty-state h2 { color: var(--ink); margin: .8rem 0 .2rem; }
.empty-glyph { width: 80px; height: 80px; display: grid; place-items: center; border: 1px solid var(--line-strong); color: var(--seal); font: 2.7rem "Noto Serif SC", "STSong", serif; transform: rotate(-2deg); }
.detail-hero { display: grid; grid-template-columns: auto 1fr auto; gap: 1.2rem; align-items: start; padding: 1.4rem var(--detail-pad) 1.3rem; border-bottom: 1px solid var(--line); }
.detail-glyph {
  font: 650 clamp(3.5rem, 8vw, 6.2rem)/1 "Noto Serif CJK SC", "Source Han Serif SC",
    "Noto Serif SC", "SimSun-ExtB", "HanaMinB", "HanaMinA", "BabelStone Han", "STSong", serif;
  color: var(--teal-deep); white-space: nowrap; display: flex; align-items: baseline; gap: .08em;
}
.detail-hero h2 { font-size: 1.45rem; margin: .35rem 0 .15rem; }
.detail-hero p { color: var(--ink-soft); }
.frequency-block { text-align: right; padding: .65rem .8rem; background: var(--paper); border-radius: 9px; }
.frequency-block strong { display: block; font-size: 1.35rem; }
.frequency-block span { color: var(--ink-soft); font-size: .75rem; }
.detail-section { padding-top: 1.35rem; }
.detail-section > h3 { font-size: .82rem; color: var(--teal); letter-spacing: .13em; text-transform: uppercase; margin-bottom: .8rem; }
.sense-row { padding: .85rem 0; border-top: 1px solid var(--line); display: grid; grid-template-columns: 1fr auto; gap: 1rem; }
.sense-row:first-of-type { border-top: 0; }
.sense-row strong { font-size: 1.03rem; }
.sense-row p { margin: .25rem 0 0; color: var(--ink-soft); font-size: .9rem; }
.tongjia-grid { display: grid; gap: .75rem; }
.tongjia-card { border: 1px solid var(--line); border-radius: 10px; background: var(--paper); padding: 1rem; }
.tongjia-heading { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.tongjia-pair { display: flex; align-items: baseline; gap: .7rem; min-width: 0; }
.tongjia-character {
  color: var(--teal-deep); font: 650 1.7rem/1.2 "Noto Serif CJK SC", "Source Han Serif SC",
    "Noto Serif SC", "SimSun-ExtB", "HanaMinB", "HanaMinA", "BabelStone Han", serif;
  white-space: nowrap;
}
.tongjia-arrow { color: var(--seal); font-weight: 760; }
.tongjia-pronunciation, .tongjia-gloss { margin: .65rem 0 0; }
.tongjia-pronunciation { color: var(--ink-soft); font-size: .84rem; }
.tongjia-gloss { line-height: 1.65; }
.tongjia-example { margin-top: .7rem; padding: .7rem .8rem; border-left: 3px solid var(--teal); background: white; border-radius: 0 7px 7px 0; }
.tongjia-example blockquote { margin: 0 0 .35rem; font: 1rem/1.65 "Noto Serif SC", "STSong", serif; }
.tongjia-footer { margin-top: .75rem; padding-top: .7rem; border-top: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; gap: .7rem; flex-wrap: wrap; }
.detail-tabs {
  flex: 0 0 auto; position: relative; z-index: 2; display: flex; gap: .3rem; overflow-x: auto;
  margin: 0; padding: .5rem var(--detail-pad) .4rem; background: var(--surface);
  border-radius: 13px 13px 0 0;
}
.detail-tab {
  border: 0; border-bottom: 2px solid transparent; background: transparent; color: var(--ink-soft); white-space: nowrap;
  padding: .55rem .8rem; font-weight: 650; border-radius: 6px 6px 0 0;
}
.detail-tab:hover { color: var(--ink); background: var(--paper); }
.detail-tab[aria-selected="true"] { color: var(--teal-deep); border-bottom-color: var(--seal); background: var(--teal-pale); }
.detail-content-scroll {
  flex: 1 1 auto; min-height: 0; overflow-x: hidden; overflow-y: auto;
  overscroll-behavior: contain; scrollbar-gutter: stable;
}
.detail-tab-panels { min-height: 240px; padding: 0 var(--detail-pad) var(--detail-pad); }
.detail-tab-panel[hidden] { display: none; }
.confidence { color: var(--teal); font-variant-numeric: tabular-nums; }
.quote-card { border-left: 3px solid var(--seal); background: var(--paper); padding: .9rem 1rem; margin: 0 0 .7rem; border-radius: 0 8px 8px 0; }
.quote-card blockquote { margin: 0 0 .6rem; font: 1.05rem/1.75 "Noto Serif SC", "STSong", serif; }
.quote-card mark { border-radius: 3px; background: #f3d48f; color: #512218; font-weight: 760; padding: .04em .12em; }
.citation { color: var(--ink-soft); font-size: .8rem; }
.excerpt-note { margin-top: .45rem; color: var(--seal); font-size: .74rem; line-height: 1.55; }
.evidence-panel { padding: .95rem 1rem; background: var(--teal-pale); border: 1px solid #bbdcd4; border-radius: 9px; }
.evidence-panel p { margin: .3rem 0 0; color: var(--ink-soft); }
.merged-meanings { display: grid; gap: .72rem; }
.meaning-toolbar { display: flex; align-items: center; justify-content: space-between; gap: .8rem; margin-bottom: .1rem; }
.meaning-summary { color: var(--ink-soft); font-size: .82rem; }
.meaning-card { padding: .9rem 1rem; border: 1px solid var(--line); border-radius: 10px; background: var(--paper); }
.meaning-card.dictionary.high_confidence { border-color: #8fc6b8; background: var(--teal-pale); box-shadow: inset 3px 0 var(--teal); }
.meaning-card.dictionary.corroborated { border-color: #d3c49e; box-shadow: inset 3px 0 #b38a3f; }
.meaning-card.unsupported { border-color: #dfaaa4; background: #fff7f5; box-shadow: inset 3px 0 var(--seal); }
.meaning-card-head { display: flex; align-items: baseline; justify-content: space-between; gap: .8rem; flex-wrap: wrap; }
.meaning-source { color: var(--teal-deep); font-size: .8rem; font-weight: 720; }
.meaning-local-gloss { color: var(--ink); font-size: 1.05rem; font-weight: 760; }
.meaning-text { margin: .5rem 0 0; line-height: 1.75; }
.meaning-basis { display: block; margin-top: .45rem; color: var(--ink-soft); font-size: .74rem; }
.meaning-note { margin: .45rem 0 0; color: var(--ink-soft); font-size: .86rem; }
.meaning-warning { margin: .5rem 0 0; color: #8f3026; line-height: 1.65; }
.verification-chip.unsupported { background: #f7d9d5; color: #8f3026; }
.sense-evidence-box { margin-top: .75rem; padding: .7rem .8rem; border-radius: 8px; border: 1px solid #b8d8d0; background: white; }
.sense-evidence-box.warning { border-color: #dfaaa4; background: #fff; }
.sense-evidence-box p { margin: .25rem 0; color: var(--ink-soft); font-size: .82rem; line-height: 1.55; }
.sense-evidence-status { color: var(--teal-deep); font-size: .75rem; font-weight: 700; }
.sense-evidence-box.warning .sense-evidence-status { color: #8f3026; }
.meaning-source-link { justify-self: start; margin-top: .15rem; font-size: .78rem; }
.reference-card { padding: .9rem 1rem; margin-bottom: .65rem; border: 1px solid var(--line); border-radius: 9px; background: var(--paper); }
.reference-card p { margin: .35rem 0; color: var(--ink-soft); white-space: pre-line; }
.reference-card a { color: var(--teal); font-size: .8rem; font-weight: 650; }
.reference-actions { display: flex; gap: .6rem; flex-wrap: wrap; }
.inline-reference { margin-top: .8rem; }
.reference-summary { color: var(--ink-soft); }
.reference-error { color: var(--seal); }
.character-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: .7rem; }
.character-card { border: 1px solid var(--line); background: var(--paper); border-radius: 9px; padding: .85rem 1rem; }
.character-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; }
.character-sample {
  font: 650 2rem/1 "Noto Serif CJK SC", "Source Han Serif SC", "Noto Serif SC",
    "SimSun-ExtB", "HanaMinB", "HanaMinA", "BabelStone Han", "STSong", serif;
  white-space: nowrap;
}
.character-card code { color: var(--teal); }
.character-card p { margin: .45rem 0; color: var(--ink-soft); font-size: .84rem; }
.character-card small { color: var(--ink-soft); }
.variant-relations { margin: .7rem 0; padding: .55rem .65rem; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
.variant-row { display: grid; grid-template-columns: 5.3rem minmax(0,1fr); align-items: start; gap: .45rem; margin: .3rem 0; }
.variant-label { color: var(--ink-soft); font-size: .8rem; padding-top: .25rem; }
.variant-characters { display: flex; flex-wrap: wrap; gap: .3rem; }
.variant-character { border: 1px solid var(--line); background: var(--paper); color: var(--teal-deep); border-radius: 6px; min-width: 2rem; padding: .1rem .35rem; font: 1.35rem "Noto Serif CJK SC", "Source Han Serif SC", "HanaMinB", "SimSun-ExtB", serif; }
.variant-character:hover { border-color: var(--teal); background: var(--teal-pale); }
.variant-relations small, .source-note { display: block; margin-top: .55rem; color: var(--ink-soft); font-size: .76rem; line-height: 1.5; }
.moe-variant-content { min-height: 90px; }
.moe-variant-toolbar, .moe-variant-heading { display: flex; align-items: center; justify-content: space-between; gap: .8rem; }
.moe-variant-toolbar .source-note { margin: 0; }
.moe-variant-group { margin-top: .75rem; padding: .85rem; border: 1px solid var(--line); border-radius: 10px; background: var(--paper); }
.moe-variant-heading > div { display: grid; gap: .1rem; }
.moe-variant-heading strong { color: var(--teal-deep); font-size: 1rem; }
.moe-variant-heading span { color: var(--ink-soft); font-size: .76rem; }
.moe-variant-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(92px, 1fr)); gap: .5rem; margin-top: .75rem; }
.moe-variant-card { min-width: 0; padding: .48rem; border: 1px solid var(--line); border-radius: 8px; background: white; color: var(--ink); text-decoration: none; text-align: center; }
.moe-variant-card:hover, .moe-variant-card:focus-visible { border-color: var(--seal); box-shadow: 0 3px 12px rgba(180,59,46,.12); }
.moe-variant-glyph { display: block; min-height: 3.5rem; color: var(--teal-deep); font: 400 3rem/1.12 "Noto Serif CJK SC", "Source Han Serif SC", "HanaMinB", "BabelStone Han", serif; }
.moe-variant-meta { display: grid; gap: .05rem; overflow: hidden; }
.moe-variant-meta code { color: var(--seal); font-size: .66rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.moe-variant-meta small { color: var(--ink-soft); font-size: .64rem; white-space: nowrap; }
.character-moe-section { margin-top: 1rem; padding-top: 1rem; border-top: 1px solid var(--line); }
.character-zdic-section { margin-top: 1rem; padding-top: 1rem; border-top: 1px solid var(--line); }
.zdic-content { min-height: 90px; }
.zdic-toolbar, .zdic-definition-head {
  display: flex; align-items: center; justify-content: space-between; gap: .8rem; flex-wrap: wrap;
}
.zdic-toolbar > strong { color: var(--teal-deep); }
.zdic-definition-list { display: grid; gap: .65rem; margin-top: .75rem; }
.zdic-definition {
  padding: .85rem .95rem; border: 1px solid var(--line); border-radius: 10px; background: var(--paper);
}
.zdic-definition.high_confidence { border-color: #8fc6b8; background: var(--teal-pale); box-shadow: inset 3px 0 var(--teal); }
.zdic-definition.corroborated { box-shadow: inset 3px 0 #bca16f; }
.zdic-definition-text { margin: .55rem 0 0; line-height: 1.75; }
.verification-chip {
  display: inline-flex; border-radius: 100px; padding: .18rem .5rem; background: var(--paper-deep);
  color: var(--ink-soft); font-size: .71rem; font-weight: 720; white-space: nowrap;
}
.verification-chip.high_confidence { background: #d4ebe5; color: var(--teal-deep); }
.verification-chip.corroborated { background: #efe5cf; color: #76571e; }
.zdic-evidence { margin-top: .8rem; border: 1px solid var(--line); border-radius: 9px; background: white; }
.zdic-evidence summary { padding: .7rem .85rem; cursor: pointer; color: var(--teal); font-weight: 650; }
.zdic-evidence-row { padding: .75rem .85rem; border-top: 1px solid var(--line); }
.zdic-evidence-row p { margin: .3rem 0; line-height: 1.65; }
.zdic-evidence-row small { color: var(--ink-soft); }
.compact-loading { height: 54px; margin: .25rem 0; }
.rhyme-cloud { display: flex; flex-wrap: wrap; gap: .45rem; }
.rhyme-chip { background: var(--teal-pale); color: var(--teal-deep); border: 1px solid #bbdcd4; padding: .32rem .6rem; border-radius: 7px; font-size: .85rem; }
.glyph-image-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: .75rem; margin-top: 1rem; }
.glyph-image-card { margin: 0; padding: .7rem; border: 1px solid var(--line); border-radius: 9px; background: var(--paper); }
.glyph-image-card img { display: block; width: 100%; height: 140px; object-fit: contain; background: white; }
.glyph-image-card figcaption { display: grid; gap: .25rem; margin-top: .5rem; font-size: .82rem; color: var(--ink-soft); }
.glyph-image-card strong { color: var(--ink); }
.ids-line { overflow-wrap: anywhere; }
.phrase-cloud { display: flex; flex-wrap: wrap; gap: .45rem; }
.phrase-chip { padding: .3rem .58rem; border-radius: 100px; background: var(--paper-deep); color: var(--ink-soft); font-size: .8rem; }
.bar-row { display: grid; grid-template-columns: 110px minmax(80px,1fr) 84px; gap: .7rem; align-items: center; margin: .55rem 0; font-size: .82rem; }
.bar-track { height: 8px; background: var(--paper-deep); border-radius: 100px; overflow: hidden; }
.bar-fill { height: 100%; background: var(--teal); border-radius: 100px; min-width: 2px; }
.bar-value { text-align: right; font-variant-numeric: tabular-nums; color: var(--ink-soft); }

.page-heading { max-width: 850px; margin-bottom: 1.7rem; }
.page-heading > p:last-child { color: var(--ink-soft); }
.split-heading { max-width: none; display: flex; justify-content: space-between; align-items: end; gap: 2rem; }
.text-link { color: var(--teal); font-weight: 680; text-underline-offset: 4px; white-space: nowrap; }
.panel { background: white; border: 1px solid var(--line); border-radius: 13px; box-shadow: 0 10px 34px rgba(20,46,43,.05); }
.ccl-form { padding: 1rem; display: grid; grid-template-columns: minmax(260px,1fr) 180px 100px auto auto; align-items: end; gap: .8rem; }
.ccl-form label:not(.check-field) { display: grid; gap: .35rem; }
.check-field { display: flex; align-items: center; gap: .5rem; min-height: 44px; }
.check-field input { width: 18px; height: 18px; accent-color: var(--teal); }
.feedback-line { min-height: 45px; padding: .8rem .2rem; color: var(--ink-soft); }
.character-search { padding: 1rem; display: grid; grid-template-columns: minmax(260px, 1fr) auto; align-items: end; gap: .8rem; max-width: 780px; }
.character-search label { display: grid; gap: .35rem; }
.character-search input { min-height: 48px; border: 1px solid var(--line); border-radius: 8px; padding: .55rem .75rem; font: 1.2rem "Noto Serif CJK SC", "Source Han Serif SC", "SimSun-ExtB", "HanaMinB", serif; }
.character-result { max-width: 780px; margin-top: 1rem; padding: 1.2rem; min-height: 180px; }
.character-resolve-hero { display: grid; grid-template-columns: auto 1fr; gap: 1.4rem; align-items: center; }
.resolved-glyph { font: 650 5rem/1 "Noto Serif CJK SC", "Source Han Serif SC", "Noto Serif SC", "SimSun-ExtB", "HanaMinB", "HanaMinA", "BabelStone Han", serif; color: var(--teal-deep); }
.character-resolve-hero h2 { margin-bottom: .35rem; }
.character-resolve-hero p { color: var(--ink-soft); margin: .35rem 0; }
.character-candidates { font: 2rem "Noto Serif CJK SC", "Source Han Serif SC", "SimSun-ExtB", serif; }
.character-reference-actions { margin-top: 1rem; padding-top: 1rem; border-top: 1px solid var(--line); }
.glyph-upload { max-width: 780px; margin-top: 1rem; padding: 1rem; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .75rem; }
.glyph-upload h2, .glyph-upload p { grid-column: 1 / -1; margin: 0; }
.glyph-upload h2 { font-size: 1rem; }
.glyph-upload p { color: var(--ink-soft); font-size: .83rem; }
.glyph-upload label { display: grid; gap: .3rem; }
.glyph-upload input { min-height: 38px; max-width: 100%; border: 1px solid var(--line); border-radius: 7px; padding: .35rem .5rem; }
.glyph-upload button { justify-self: start; }
#glyph-upload-status { align-self: center; color: var(--ink-soft); font-size: .82rem; }
.ccl-layout { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(280px, .55fr); gap: 1rem; }
.section-title-row { display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
.section-title-row h2 { margin: 0; }
.section-title-row p { margin: .15rem 0 0; color: var(--ink-soft); font-size: .88rem; }
.pagination { display: flex; align-items: center; gap: .55rem; }
.pagination button, .quiet-button { border: 1px solid var(--line); background: white; color: var(--ink); padding: .42rem .7rem; border-radius: 7px; }
.quiet-link { display: inline-flex; align-items: center; border: 1px solid var(--line); background: white; color: var(--teal); padding: .48rem .75rem; border-radius: 7px; text-decoration: none; }
.quiet-link:hover { border-color: var(--teal); }
.pagination button:hover, .quiet-button:hover { border-color: var(--teal); color: var(--teal); }
.ccl-results { margin-top: .8rem; display: grid; gap: .7rem; }
.ccl-result { background: white; border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.ccl-result summary { padding: .9rem 1rem; cursor: pointer; list-style-position: outside; margin-left: 1rem; font-family: "Noto Serif SC", "STSong", serif; }
.ccl-result[open] summary { border-bottom: 1px solid var(--line); background: var(--paper); }
.ccl-result-body { padding: 1rem; }
.ccl-result-body p { font: 1rem/1.75 "Noto Serif SC", "STSong", serif; }
mark { background: #f5dca8; color: inherit; padding: 0 .08em; }
.history-panel { padding: 1rem; align-self: start; position: sticky; top: 100px; }
.history-item { padding: .8rem 0; border-bottom: 1px solid var(--line); }
.history-item:last-child { border-bottom: 0; }
.history-item strong { display: flex; justify-content: space-between; }
.history-item p { color: var(--ink-soft); font-size: .8rem; margin: .25rem 0 0; }

.metric-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: .8rem; margin-bottom: 1rem; }
.metric-card { background: var(--ink); color: white; padding: 1.15rem; border-radius: 12px; min-height: 120px; display: flex; flex-direction: column; justify-content: space-between; }
.metric-card:nth-child(2) { background: var(--teal-deep); }
.metric-card:nth-child(3) { background: #244f58; }
.metric-card:nth-child(4) { background: #6b4d2c; }
.metric-card:nth-child(5) { background: var(--seal); }
.metric-card strong { font-size: clamp(1.45rem, 2.4vw, 2.15rem); font-variant-numeric: tabular-nums; }
.metric-card span { color: rgba(255,255,255,.72); font-size: .82rem; }
.overview-panel { padding: 1.3rem; }
.validation-badge { border-radius: 100px; padding: .35rem .7rem; background: var(--paper-deep); color: var(--ink-soft); font-size: .8rem; }
.validation-badge.passed { background: var(--teal-pale); color: var(--teal-deep); }
.dynasty-chart { margin-top: 1.4rem; display: grid; gap: .8rem; }
.dynasty-row { display: grid; grid-template-columns: 110px 1fr 130px; gap: 1rem; align-items: center; }
.dynasty-row .bar-track { height: 18px; }

.loading-card { height: 95px; margin: .5rem; border-radius: 8px; background: linear-gradient(90deg, #edf1ef 25%, #f8faf9 50%, #edf1ef 75%); background-size: 200% 100%; animation: shimmer 1.2s infinite; }
.toast { position: fixed; right: 1.3rem; bottom: 1.3rem; max-width: 380px; padding: .85rem 1rem; border-radius: 9px; background: var(--ink); color: white; box-shadow: var(--shadow); z-index: 50; }
.toast.error { background: #8f3026; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

@keyframes shimmer { to { background-position: -200% 0; } }

@media (max-width: 1000px) {
  .app-header { grid-template-columns: 1fr auto; }
  .top-nav { grid-row: 2; grid-column: 1 / -1; justify-self: stretch; }
  .nav-tab { flex: 1; }
  .system-state { grid-column: 2; grid-row: 1; }
  .query-band { grid-template-columns: 1fr; }
  .filter-row { grid-column: 1; }
  .workspace { grid-template-columns: 260px minmax(0, 1fr); }
  .ccl-form { grid-template-columns: 1fr 1fr 100px; }
  .ccl-form .wide-field { grid-column: 1 / -1; }
  .ccl-form .check-field { grid-column: 1 / 3; }
  .metric-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 720px) {
  .app-header { position: static; gap: .7rem; }
  .brand span:last-child, .system-state { display: none; }
  .workspace, .ccl-layout { grid-template-columns: 1fr; }
  .result-list { min-height: 0; max-height: 420px; }
  .detail-pane { max-height: none; }
  .query-band { padding: 1.1rem; }
  .search-form { grid-template-columns: 1fr; }
  .filter-row { display: grid; grid-template-columns: 1fr; }
  .filter-row label { display: grid; grid-template-columns: 110px 1fr; align-items: center; }
  .filter-row select, .filter-row input { margin-left: 0; width: 100%; }
  .filter-row #rhyme-filter { width: 100%; }
  .glyph-upload { grid-template-columns: 1fr; }
  .detail-hero { grid-template-columns: auto 1fr; }
  .frequency-block { grid-column: 1 / -1; text-align: left; display: flex; align-items: baseline; gap: .5rem; }
  .split-heading { display: block; }
  .ccl-form { grid-template-columns: 1fr; }
  .ccl-form .wide-field, .ccl-form .check-field { grid-column: 1; }
  .history-panel { position: static; }
  .metric-grid { grid-template-columns: repeat(2, 1fr); }
  .dynasty-row { grid-template-columns: 72px 1fr; }
  .dynasty-row > span:last-child { grid-column: 2; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition: none !important; }
}