/* ════════════════════════════════════════════════════════════
   INNO RefAtlas — 디자인 시스템
   팔레트: 검증된 기본 팔레트 (light/dark 각각 검증된 스텝)
   ════════════════════════════════════════════════════════════ */

:root, :root[data-theme="dark"] {
  color-scheme: dark;
  --page:      #0d0d0d;
  --surface:   #1a1a19;
  --surface-2: #222221;
  --ink:       #ffffff;
  --ink-2:     #c3c2b7;
  --muted:     #898781;
  --grid:      #2c2c2a;
  --baseline:  #383835;
  --border:    rgba(255,255,255,0.10);
  --s1: #3987e5;  --s2: #d95926;  --s3: #199e70;  --s4: #c98500;
  --s5: #d55181;  --s6: #008300;  --s7: #9085e9;  --s8: #e66767;
  --seq-track: #184f95;
  --accent: var(--s1);
  --good: #0ca30c; --warn: #fab219; --serious: #ec835a; --critical: #d03b3b;
  --shadow: 0 10px 30px rgba(0,0,0,.45);
  --wash: rgba(57,135,229,0.10);
}
:root[data-theme="light"] {
  color-scheme: light;
  --page:      #f9f9f7;
  --surface:   #fcfcfb;
  --surface-2: #f0efec;
  --ink:       #0b0b0b;
  --ink-2:     #52514e;
  --muted:     #898781;
  --grid:      #e1e0d9;
  --baseline:  #c3c2b7;
  --border:    rgba(11,11,11,0.10);
  --s1: #2a78d6;  --s2: #eb6834;  --s3: #1baf7a;  --s4: #eda100;
  --s5: #e87ba4;  --s6: #008300;  --s7: #4a3aa7;  --s8: #e34948;
  --seq-track: #cde2fb;
  --good: #006300;
  --shadow: 0 10px 30px rgba(20,20,20,.10);
  --wash: rgba(42,120,214,0.10);
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  background: var(--page);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", "Malgun Gothic", "Apple SD Gothic Neo", sans-serif;
  font-size: 14px;
  line-height: 1.5;
}
button, input, select, textarea { font: inherit; color: inherit; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h3 { margin: 0; font-size: .95rem; font-weight: 650; }
.hidden { display: none !important; }
code { background: var(--surface-2); border: 1px solid var(--border); border-radius: 5px; padding: 0 .35em; font-size: .85em; }

/* ─────────── 상단바 ─────────── */
.topbar {
  display: flex; align-items: center; gap: 18px;
  padding: 10px 20px; background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 50;
  flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 9px; }
.brand-name { font-weight: 750; font-size: 1.02rem; letter-spacing: .01em; }
.brand-owner { color: var(--muted); font-size: .8rem; margin-top: 2px; }
.tabs { display: flex; gap: 2px; background: var(--surface-2); border-radius: 10px; padding: 3px; }
.tab {
  border: 0; background: transparent; color: var(--ink-2);
  padding: 6px 14px; border-radius: 8px; cursor: pointer; font-weight: 550;
}
.tab:hover { color: var(--ink); }
.tab.active { background: var(--surface); color: var(--ink); box-shadow: 0 1px 4px rgba(0,0,0,.18); }
.top-actions { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.pill {
  font-size: .78rem; color: var(--ink-2); background: var(--surface-2);
  border: 1px solid var(--border); border-radius: 999px; padding: 3px 10px; white-space: nowrap;
}
.pill .dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--good); margin-right: 6px; }
.searchbox {
  display: flex; align-items: center; gap: 7px;
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: 9px; padding: 5px 10px; color: var(--muted); min-width: 210px;
}
.searchbox input { border: 0; background: transparent; outline: 0; width: 100%; color: var(--ink); }
.icon-btn {
  display: grid; place-items: center; width: 32px; height: 32px;
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: 9px; cursor: pointer; color: var(--ink-2);
}
.icon-btn:hover { color: var(--ink); }

.banner {
  background: color-mix(in srgb, var(--s4) 14%, var(--surface));
  border-bottom: 1px solid var(--border);
  padding: 7px 20px; font-size: .85rem; color: var(--ink-2);
}
.banner b { color: var(--ink); }

main { max-width: 1360px; margin: 0 auto; padding: 18px 20px 60px; }
.view { display: none; }
.view.active { display: block; }

/* ─────────── 카드·공통 ─────────── */
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 14px; padding: 16px 18px; margin: 0;
}
figure.card figcaption { display: flex; align-items: baseline; gap: 10px; margin-bottom: 12px; }
.cap { color: var(--muted); font-size: .78rem; }
.btn {
  border: 1px solid var(--border); background: var(--surface-2); color: var(--ink);
  border-radius: 9px; padding: 7px 14px; cursor: pointer; font-weight: 550;
}
.btn:hover { filter: brightness(1.1); }
.btn.primary { background: var(--accent); border-color: transparent; color: #fff; }
.btn.ghost { background: transparent; }
.btn.sm { padding: 4px 10px; font-size: .82rem; }
.btn.wide { width: 100%; margin-top: 10px; }
.btn-row { display: flex; gap: 8px; margin-top: 10px; flex-wrap: wrap; }
.count { color: var(--muted); font-size: .84rem; }
.hint { color: var(--muted); font-size: .8rem; margin: 4px 0 10px; }

/* ─────────── 대시보드 ─────────── */
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 12px; margin-bottom: 14px; }
.tile { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 14px 16px 10px; position: relative; overflow: hidden; }
.t-label { color: var(--ink-2); font-size: .8rem; }
.t-value { font-size: 1.9rem; font-weight: 680; margin: 2px 0 0; letter-spacing: -.01em; }
.t-sub { color: var(--muted); font-size: .76rem; min-height: 1.1em; }
.t-sub .up { color: var(--good); font-weight: 600; }
.t-spark { display: block; width: 100%; height: 34px; margin-top: 6px; }
.dash-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 12px; }
.span7 { grid-column: span 7; } .span5 { grid-column: span 5; }
@media (max-width: 900px) { .span7, .span5 { grid-column: span 12; } }

.chart-trend { position: relative; height: 190px; }
.chart-trend svg { display: block; width: 100%; height: 100%; }

.hbars { display: flex; flex-direction: column; gap: 7px; }
.hbar { display: grid; grid-template-columns: 150px 1fr 44px; align-items: center; gap: 10px; cursor: default; }
.hbar .hb-name { font-size: .8rem; color: var(--ink-2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; text-align: right; }
.hbar .hb-track { height: 16px; display: flex; align-items: center; }
.hbar .hb-fill { height: 16px; border-radius: 0 4px 4px 0; min-width: 2px; }
.hbar .hb-val { font-size: .8rem; color: var(--ink-2); font-variant-numeric: tabular-nums; }
.legend { display: flex; flex-wrap: wrap; gap: 6px 14px; margin-top: 12px; }
.legend .lg { display: inline-flex; align-items: center; gap: 6px; font-size: .78rem; color: var(--ink-2); }
.legend .sw { width: 10px; height: 10px; border-radius: 3px; }
.legend .sw.round { border-radius: 50%; }
.legend .sw.ring { background: transparent !important; border: 2px solid var(--muted); }

.hl-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; }
.hl-list li { display: flex; gap: 10px; align-items: baseline; padding: 8px 2px; border-bottom: 1px solid var(--grid); cursor: pointer; }
.hl-list li:last-child { border-bottom: 0; }
.hl-list li:hover { background: var(--surface-2); border-radius: 8px; }
.hl-title { flex: 1; font-weight: 550; font-size: .87rem; }
.hl-meta { color: var(--muted); font-size: .76rem; white-space: nowrap; }

/* 배지 */
.badge { display: inline-block; font-size: .7rem; font-weight: 650; border-radius: 6px; padding: 1px 7px; border: 1px solid var(--border); color: var(--ink-2); background: var(--surface-2); white-space: nowrap; }
.badge.tier-top { background: color-mix(in srgb, var(--s1) 22%, var(--surface)); color: var(--ink); }
.badge.tier-q1 { background: color-mix(in srgb, var(--s3) 18%, var(--surface)); color: var(--ink); }
.badge.oa { background: color-mix(in srgb, var(--good) 16%, var(--surface)); }
.badge.zot { background: color-mix(in srgb, var(--s7) 20%, var(--surface)); }
.badge.demo { background: color-mix(in srgb, var(--s4) 20%, var(--surface)); }
.bdot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 3px; vertical-align: baseline; }

/* ─────────── 라이브러리 ─────────── */
#view-library.active { display: grid; grid-template-columns: 240px 1fr; gap: 16px; align-items: start; }
@media (max-width: 900px) { #view-library.active { grid-template-columns: 1fr; } }
.filter-rail { position: sticky; top: 70px; background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 14px; display: flex; flex-direction: column; gap: 14px; }
.f-label { font-size: .74rem; font-weight: 650; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; margin-bottom: 5px; display: block; }
.f-group input[type="search"], .f-group input[type="number"], .f-group select {
  width: 100%; background: var(--surface-2); border: 1px solid var(--border);
  border-radius: 8px; padding: 6px 9px; outline: 0;
}
.f-group.two { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.chk-col { display: flex; flex-direction: column; gap: 6px; font-size: .84rem; color: var(--ink-2); }
.chk-col label { display: flex; align-items: center; gap: 7px; cursor: pointer; }
.chk-inline { display: inline-flex; align-items: center; gap: 6px; font-size: .84rem; color: var(--ink-2); cursor: pointer; }
input[type="checkbox"] { accent-color: var(--accent); width: 14px; height: 14px; }

.lib-head { margin: 2px 2px 8px; }
.paper-list { display: flex; flex-direction: column; gap: 8px; }
.paper {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 12px; padding: 11px 14px; cursor: pointer;
  display: grid; grid-template-columns: 1fr auto; gap: 4px 12px;
}
.paper:hover { border-color: color-mix(in srgb, var(--accent) 45%, var(--border)); }
.p-title { font-weight: 600; font-size: .9rem; grid-column: 1; }
.p-title .new-dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--s2); margin-right: 6px; vertical-align: 2px; }
.p-meta { grid-column: 1; color: var(--muted); font-size: .78rem; display: flex; flex-wrap: wrap; gap: 4px 8px; align-items: center; }
.p-actions { grid-column: 2; grid-row: 1 / span 2; display: flex; gap: 4px; align-items: center; }
.pa-btn {
  border: 1px solid var(--border); background: transparent; color: var(--muted);
  width: 28px; height: 28px; border-radius: 8px; cursor: pointer; display: grid; place-items: center; font-size: .85rem;
}
.pa-btn:hover { color: var(--ink); background: var(--surface-2); }
.pa-btn.on { color: var(--s4); border-color: color-mix(in srgb, var(--s4) 50%, var(--border)); }
.pa-btn.read-on { color: var(--good); }

/* ─────────── 드로어 ─────────── */
.drawer-backdrop { position: fixed; inset: 0; background: rgba(0,0,0,.45); z-index: 90; }
.drawer {
  position: fixed; top: 0; right: 0; bottom: 0; width: min(560px, 94vw);
  background: var(--surface); border-left: 1px solid var(--border);
  z-index: 95; padding: 22px 24px; overflow-y: auto; box-shadow: var(--shadow);
}
.d-close { position: absolute; top: 14px; right: 14px; }
.d-title { font-size: 1.05rem; font-weight: 700; margin: 0 30px 6px 0; line-height: 1.4; }
.d-meta { color: var(--ink-2); font-size: .84rem; margin-bottom: 4px; }
.d-badges { display: flex; flex-wrap: wrap; gap: 5px; margin: 10px 0; }
.d-abs { font-size: .87rem; color: var(--ink-2); line-height: 1.65; background: var(--surface-2); border-radius: 10px; padding: 12px 14px; }
.d-sec { margin-top: 16px; }
.d-sec h4 { margin: 0 0 8px; font-size: .82rem; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
.d-links { display: flex; flex-wrap: wrap; gap: 7px; }
.mini-list { display: flex; flex-direction: column; gap: 6px; }
.mini-item { font-size: .82rem; padding: 7px 10px; background: var(--surface-2); border-radius: 8px; cursor: pointer; }
.mini-item:hover { outline: 1px solid var(--accent); }
.mini-item .mm { color: var(--muted); font-size: .74rem; }
.d-note { width: 100%; min-height: 70px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 10px; padding: 10px; outline: 0; resize: vertical; }

/* ─────────── 추천 ─────────── */
.rec-wrap { max-width: 880px; margin: 0 auto; display: flex; flex-direction: column; gap: 14px; }
.rec-input textarea { width: 100%; background: var(--surface-2); border: 1px solid var(--border); border-radius: 10px; padding: 12px; outline: 0; resize: vertical; margin-top: 8px; }
.rec-controls { display: flex; align-items: center; gap: 14px; margin-top: 10px; flex-wrap: wrap; }
.seg { display: inline-flex; background: var(--surface-2); border-radius: 9px; padding: 3px; gap: 2px; }
.seg button { border: 0; background: transparent; color: var(--ink-2); border-radius: 7px; padding: 5px 12px; cursor: pointer; font-size: .84rem; font-weight: 550; }
.seg button.active { background: var(--surface); color: var(--ink); box-shadow: 0 1px 3px rgba(0,0,0,.2); }
.seg button:disabled { opacity: .4; cursor: not-allowed; }
.rec-controls .primary { margin-left: auto; }
.rec-status { color: var(--muted); font-size: .8rem; min-height: 1.2em; margin-top: 8px; }
.sent-chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.sent-chip { font-size: .78rem; border: 1px solid var(--border); background: var(--surface-2); color: var(--ink-2); border-radius: 999px; padding: 3px 11px; cursor: pointer; max-width: 340px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sent-chip.active { border-color: var(--accent); color: var(--ink); background: var(--wash); }
.rec-results { display: flex; flex-direction: column; gap: 8px; }
.rec-item { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 11px 14px; display: grid; grid-template-columns: 44px 1fr auto; gap: 3px 12px; align-items: start; }
.rec-rank { grid-row: 1 / span 3; text-align: center; }
.rec-rank .rr { font-weight: 700; font-size: 1.05rem; color: var(--ink-2); }
.score-track { width: 38px; height: 5px; border-radius: 3px; background: var(--surface-2); margin: 5px auto 0; overflow: hidden; }
.score-fill { height: 100%; background: var(--accent); border-radius: 3px; }
.rec-title { font-weight: 600; font-size: .89rem; cursor: pointer; }
.rec-meta { color: var(--muted); font-size: .78rem; display: flex; gap: 4px 8px; flex-wrap: wrap; align-items: center; }
.rec-terms { grid-column: 2; display: flex; gap: 5px; flex-wrap: wrap; }
.term { font-size: .7rem; background: var(--wash); color: var(--ink-2); border-radius: 5px; padding: 1px 6px; }
.rec-acts { grid-column: 3; grid-row: 1 / span 3; display: flex; gap: 4px; }
.badge.ext { background: color-mix(in srgb, var(--s2) 18%, var(--surface)); }

/* ─────────── 그래프 ─────────── */
.graph-wrap { position: relative; height: calc(100vh - 150px); min-height: 480px; border: 1px solid var(--border); border-radius: 14px; overflow: hidden; background: var(--surface); }
#graphCanvas { position: absolute; inset: 0; width: 100%; height: 100%; cursor: grab; }
#graphCanvas.dragging { cursor: grabbing; }
.graph-panel { position: absolute; top: 12px; left: 12px; width: 250px; z-index: 5; display: flex; flex-direction: column; gap: 9px; padding: 13px 14px; background: color-mix(in srgb, var(--surface) 88%, transparent); backdrop-filter: blur(8px); }
.graph-panel input[type="search"] { width: 100%; background: var(--surface-2); border: 1px solid var(--border); border-radius: 8px; padding: 5px 9px; outline: 0; }
.gp-row { display: flex; align-items: center; gap: 8px; font-size: .8rem; color: var(--ink-2); flex-wrap: wrap; }
.gp-row label { display: inline-flex; gap: 4px; align-items: center; cursor: pointer; }
.gp-label { font-size: .7rem; font-weight: 700; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; min-width: 34px; }
.gp-val { color: var(--muted); font-size: .74rem; min-width: 46px; }
.gp-row input[type="range"] { flex: 1; accent-color: var(--accent); }
.gp-btns { gap: 6px; }
.gp-legend { margin-top: 2px; gap: 4px 10px; }
.graph-info { position: absolute; right: 12px; bottom: 12px; width: 300px; z-index: 5; font-size: .84rem; background: color-mix(in srgb, var(--surface) 92%, transparent); backdrop-filter: blur(8px); }
.graph-info .gi-t { font-weight: 650; margin-bottom: 4px; }
.graph-info .gi-m { color: var(--muted); font-size: .76rem; margin-bottom: 8px; }

/* ─────────── 설정 ─────────── */
.set-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }
@media (max-width: 1000px) { .set-grid { grid-template-columns: 1fr; } }
.span-all { grid-column: 1 / -1; }
.kv { width: 100%; border-collapse: collapse; font-size: .85rem; }
.kv td { padding: 6px 4px; border-bottom: 1px solid var(--grid); }
.kv td:first-child { color: var(--muted); width: 45%; }
.kv tr:last-child td { border-bottom: 0; }
.q-list { display: flex; flex-direction: column; gap: 5px; max-height: 210px; overflow-y: auto; }
.q-item { display: flex; align-items: center; gap: 8px; font-size: .8rem; background: var(--surface-2); border-radius: 8px; padding: 5px 9px; }
.q-item .qt { flex: 1; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.q-item button { border: 0; background: none; color: var(--muted); cursor: pointer; }
.tbl-wrap { max-height: 420px; overflow: auto; border: 1px solid var(--grid); border-radius: 10px; }
.data-tbl { width: 100%; border-collapse: collapse; font-size: .82rem; }
.data-tbl th { position: sticky; top: 0; background: var(--surface-2); text-align: left; padding: 8px 10px; font-weight: 650; border-bottom: 1px solid var(--border); }
.data-tbl td { padding: 6px 10px; border-bottom: 1px solid var(--grid); font-variant-numeric: tabular-nums; }
.guide details { border-bottom: 1px solid var(--grid); padding: 9px 2px; }
.guide summary { cursor: pointer; font-weight: 600; font-size: .88rem; }
.guide .g-body { color: var(--ink-2); font-size: .85rem; padding: 8px 4px 4px; line-height: 1.7; }

/* ─────────── 툴팁·토스트 ─────────── */
.tooltip {
  position: fixed; z-index: 200; pointer-events: none; opacity: 0;
  background: var(--surface); color: var(--ink); border: 1px solid var(--border);
  border-radius: 9px; padding: 7px 10px; font-size: .78rem; line-height: 1.45;
  box-shadow: var(--shadow); max-width: 300px; transition: opacity .08s;
}
.tooltip.show { opacity: 1; }
.tooltip .tt-t { font-weight: 650; }
.tooltip .tt-m { color: var(--muted); }
.toast {
  position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%) translateY(20px);
  background: var(--surface); border: 1px solid var(--border); color: var(--ink);
  border-radius: 10px; padding: 9px 16px; font-size: .84rem; opacity: 0; z-index: 300;
  box-shadow: var(--shadow); transition: all .18s;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ─────────── 설치 화면 ─────────── */
.setup { position: fixed; inset: 0; background: var(--page); z-index: 500; display: grid; place-items: center; padding: 20px; }
.setup-card { max-width: 520px; background: var(--surface); border: 1px solid var(--border); border-radius: 16px; padding: 28px 32px; }
.setup-card h2 { margin-top: 0; }
.setup-card ol { color: var(--ink-2); line-height: 1.9; }

/* SVG 차트 공통 (스킬 마크 스펙) */
.axis-tick { fill: var(--muted); font-size: 10.5px; }
.gridline { stroke: var(--grid); stroke-width: 1; }
.baseline { stroke: var(--baseline); stroke-width: 1; }

@media (max-width: 760px) {
  .topbar { gap: 10px; }
  .searchbox { min-width: 130px; }
  .graph-panel { width: 210px; }
}

/* ── Significance (Claude 논문분석) ───────────────────────── */
.d-sig { font-size: .92rem; }
.sig-list { margin: 0; padding-left: 18px; display: grid; gap: 6px; }
.sig-list li { line-height: 1.55; }
.sig-cap { margin-top: 8px; display: block; }
.sig-run { display: flex; gap: 9px; align-items: center; color: var(--muted); font-size: .9rem; line-height: 1.5; }
.spinner {
  width: 14px; height: 14px; flex: none; border-radius: 50%;
  border: 2px solid var(--muted); border-top-color: transparent;
  animation: sig-spin .8s linear infinite;
}
@keyframes sig-spin { to { transform: rotate(360deg); } }
#aiKeyRow { display: flex; gap: 8px; align-items: center; }
#aiKeyRow input { flex: 1; min-width: 0; }