/* ==========================================================================
   台灣大型展覽事件資料庫 — 分析網站樣式
   Finance-research dashboard. Taiwan convention: 紅=漲 (gain), 綠=跌 (loss).
   Tokens drive light/dark; components reference roles, never raw hex.
   ========================================================================== */
:root {
  color-scheme: light dark;
  /* neutrals — blue-biased slate, chosen not defaulted */
  --page:        #eef1f6;
  --surface:     #ffffff;
  --surface-2:   #f6f8fb;
  --ink:         #101a2e;
  --ink-2:       #4b5a72;
  --muted:       #8593a8;
  --grid:        #e4e9f1;
  --baseline:    #cbd4e2;
  --border:      rgba(16,26,46,0.10);
  --border-strong: rgba(16,26,46,0.16);
  --accent:      #d42a2a;
  --accent-soft: rgba(212,42,42,0.10);
  --shadow:      0 1px 2px rgba(16,26,46,.06), 0 8px 24px rgba(16,26,46,.06);

  /* returns — Taiwan diverging */
  --gain:      #d81f2b;   /* 漲 red   */
  --gain-ink:  #b81420;
  --loss:      #0f9d57;   /* 跌 green */
  --loss-ink:  #0a7c46;
  --flat-mid:  #e9ecf1;

  /* sectors — 6 families, validated (teal/orange/violet/gold/blue/magenta) */
  --sec-semi:  #12a0a0;
  --sec-energy:#eb6834;
  --sec-tech:  #7b52d9;
  --sec-mech:  #c98500;
  --sec-bio:   #2a78d6;
  --sec-aero:  #d96aa8;

  --r: 12px; --r-sm: 8px;
  --maxw: 1180px;
  --font: system-ui, -apple-system, "Segoe UI", "Noto Sans TC",
          "PingFang TC", "Microsoft JhengHei", "Hiragino Sans", sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --page:#0a0f1a; --surface:#121a2b; --surface-2:#0f1626;
    --ink:#eef2f8; --ink-2:#aab7cc; --muted:#6b7a90;
    --grid:#1d283b; --baseline:#2c3a52;
    --border:rgba(255,255,255,0.09); --border-strong:rgba(255,255,255,0.16);
    --accent:#f2585c; --accent-soft:rgba(242,88,92,0.16);
    --shadow:0 1px 2px rgba(0,0,0,.4), 0 10px 30px rgba(0,0,0,.35);
    --gain:#ff5d5d; --gain-ink:#ff7a7a; --loss:#34c281; --loss-ink:#4dd499;
    --flat-mid:#243149;
    --sec-semi:#19a0a0; --sec-energy:#d95926; --sec-tech:#9085e9;
    --sec-mech:#c98500; --sec-bio:#3987e5; --sec-aero:#d55181;
  }
}
:root[data-theme="dark"] {
  --page:#0a0f1a; --surface:#121a2b; --surface-2:#0f1626;
  --ink:#eef2f8; --ink-2:#aab7cc; --muted:#6b7a90;
  --grid:#1d283b; --baseline:#2c3a52;
  --border:rgba(255,255,255,0.09); --border-strong:rgba(255,255,255,0.16);
  --accent:#f2585c; --accent-soft:rgba(242,88,92,0.16);
  --shadow:0 1px 2px rgba(0,0,0,.4), 0 10px 30px rgba(0,0,0,.35);
  --gain:#ff5d5d; --gain-ink:#ff7a7a; --loss:#34c281; --loss-ink:#4dd499;
  --flat-mid:#243149;
  --sec-semi:#19a0a0; --sec-energy:#d95926; --sec-tech:#9085e9;
  --sec-mech:#c98500; --sec-bio:#3987e5; --sec-aero:#d55181;
}
:root[data-theme="light"] {
  --page:#eef1f6; --surface:#ffffff; --surface-2:#f6f8fb;
  --ink:#101a2e; --ink-2:#4b5a72; --muted:#8593a8;
  --grid:#e4e9f1; --baseline:#cbd4e2;
  --border:rgba(16,26,46,0.10); --border-strong:rgba(16,26,46,0.16);
  --accent:#d42a2a; --accent-soft:rgba(212,42,42,0.10);
  --gain:#d81f2b; --gain-ink:#b81420; --loss:#0f9d57; --loss-ink:#0a7c46;
  --flat-mid:#e9ecf1;
  --sec-semi:#12a0a0; --sec-energy:#eb6834; --sec-tech:#7b52d9;
  --sec-mech:#c98500; --sec-bio:#2a78d6; --sec-aero:#d96aa8;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--page); color: var(--ink);
  font-family: var(--font); line-height: 1.5;
  font-feature-settings: "tnum" 0;
  -webkit-font-smoothing: antialiased;
}
.tnum { font-variant-numeric: tabular-nums; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }

/* ---------- header ---------- */
header.top {
  position: sticky; top: 0; z-index: 40;
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.top-in { display: flex; align-items: center; gap: 16px; padding: 12px 20px;
  max-width: var(--maxw); margin: 0 auto; }
.brand { display: flex; flex-direction: row; align-items: center; gap: 10px; margin-right: auto; }
.brand .logo { color: var(--accent); display: inline-flex; }
.brand-txt { display: flex; flex-direction: column; gap: 1px; }
.brand .zh { font-size: 15px; font-weight: 700; letter-spacing: .01em; }
.brand .en { font-size: 11px; color: var(--muted); letter-spacing: .06em;
  text-transform: uppercase; }
.top nav { display: flex; gap: 2px; }
.top nav a { font-size: 13px; color: var(--ink-2); padding: 6px 10px;
  border-radius: var(--r-sm); }
.top nav a:hover { background: var(--surface-2); text-decoration: none; color: var(--ink); }
.toggle {
  display: inline-flex; align-items: center; gap: 6px; cursor: pointer;
  border: 1px solid var(--border-strong); background: var(--surface);
  color: var(--ink-2); border-radius: 999px; padding: 6px 12px; font-size: 12px;
  font-family: inherit;
}
.toggle:hover { border-color: var(--accent); color: var(--ink); }
@media (max-width: 720px) { .top nav { display: none; } }

/* ---------- hero ---------- */
.hero { padding: 44px 0 20px; }
.hero .kicker { font-size: 12px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--accent); font-weight: 700; }
.hero h1 { font-size: clamp(26px, 4.2vw, 40px); line-height: 1.12; margin: 10px 0 8px;
  text-wrap: balance; font-weight: 800; letter-spacing: -.01em; }
.hero p.lede { max-width: 62ch; color: var(--ink-2); font-size: 15px; margin: 0; }
.hero .meta { margin-top: 10px; font-size: 12px; color: var(--muted); }

/* ---------- kpi tiles ---------- */
.kpis { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px;
  margin: 22px 0 8px; }
.kpi { background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r); padding: 16px; box-shadow: var(--shadow); }
.kpi .v { font-size: 30px; font-weight: 800; letter-spacing: -.02em; line-height: 1; }
.kpi .l { margin-top: 7px; font-size: 12px; color: var(--ink-2); }
.kpi .s { font-size: 11px; color: var(--muted); margin-top: 2px; }
@media (max-width: 860px) { .kpis { grid-template-columns: repeat(2, 1fr); } }

/* ---------- section ---------- */
section.blk { padding: 30px 0; scroll-margin-top: 68px; }
.blk-head { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap;
  margin-bottom: 14px; }
.blk-head h2 { font-size: 20px; margin: 0; font-weight: 750; letter-spacing: -.01em; }
.blk-head .sub { font-size: 13px; color: var(--ink-2); }
.card { background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r); box-shadow: var(--shadow); }
.pad { padding: 18px; }

/* ---------- controls ---------- */
.controls { display: flex; gap: 8px; flex-wrap: wrap; align-items: center;
  margin-left: auto; }
.seg { display: inline-flex; background: var(--surface-2); border: 1px solid var(--border);
  border-radius: 999px; padding: 3px; gap: 2px; }
.seg button { border: 0; background: transparent; color: var(--ink-2); cursor: pointer;
  font-family: inherit; font-size: 12px; padding: 5px 12px; border-radius: 999px; }
.seg button[aria-pressed="true"] { background: var(--accent); color: #fff; font-weight: 600; }
.chip { border: 1px solid var(--border-strong); background: var(--surface);
  color: var(--ink-2); border-radius: 999px; padding: 5px 11px; font-size: 12px;
  cursor: pointer; font-family: inherit; display: inline-flex; align-items: center; gap: 6px; }
.chip[aria-pressed="true"] { border-color: transparent; color: var(--ink);
  background: var(--accent-soft); font-weight: 600; }
.chip .dot { width: 9px; height: 9px; border-radius: 3px; }

/* ---------- charts ---------- */
.chart-svg { width: 100%; height: auto; display: block; overflow: visible; }
.chart-scroll { overflow-x: auto; }
.axis-label, .tick { fill: var(--muted); font-size: 11px; }
.tick.tnum { font-variant-numeric: tabular-nums; }
.gridline { stroke: var(--grid); stroke-width: 1; }
.zeroline { stroke: var(--baseline); stroke-width: 1.5; }
.barlabel { fill: var(--ink); font-size: 11px; font-variant-numeric: tabular-nums; }
.barcat { fill: var(--ink-2); font-size: 11.5px; }

/* legend */
.legend { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 12px; }
.legend .it { display: inline-flex; align-items: center; gap: 6px; font-size: 12px;
  color: var(--ink-2); }
.legend .sw { width: 11px; height: 11px; border-radius: 3px; }

/* tooltip */
.tip { position: fixed; z-index: 60; pointer-events: none; opacity: 0;
  transform: translate(-50%, -110%); transition: opacity .08s;
  background: var(--ink); color: var(--surface); border-radius: 8px;
  padding: 8px 10px; font-size: 12px; box-shadow: var(--shadow); max-width: 260px; }
.tip .t-h { font-weight: 700; margin-bottom: 3px; }
.tip .t-r { display: flex; justify-content: space-between; gap: 14px;
  font-variant-numeric: tabular-nums; }
.tip .t-r .k { color: color-mix(in srgb, var(--surface) 65%, transparent); }

/* ---------- table ---------- */
.tbl-scroll { overflow-x: auto; }
table.data { width: 100%; border-collapse: collapse; font-size: 13px; }
table.data th, table.data td { padding: 8px 10px; text-align: right;
  border-bottom: 1px solid var(--border); white-space: nowrap; }
table.data th { color: var(--muted); font-weight: 600; font-size: 11px;
  text-transform: uppercase; letter-spacing: .04em; position: sticky; top: 0;
  background: var(--surface); }
table.data td.l, table.data th.l { text-align: left; }
table.data td.num { font-variant-numeric: tabular-nums; }
table.data tbody tr:hover { background: var(--surface-2); }
.pos { color: var(--gain-ink); }
.neg { color: var(--loss-ink); }
table.data td.muted { color: var(--muted); }

/* ---------- exhibition cards ---------- */
.grid-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(255px,1fr));
  gap: 12px; }
.exh { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r);
  padding: 15px; box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 9px;
  border-top: 3px solid var(--sec); }
.exh .hd { display: flex; align-items: flex-start; gap: 8px; }
.exh .nm { font-weight: 700; font-size: 14.5px; line-height: 1.25; }
.exh .en { font-size: 11px; color: var(--muted); }
.exh .pri { margin-left: auto; flex: none; font-size: 11px; font-weight: 700;
  color: #fff; background: var(--accent); border-radius: 999px; padding: 2px 8px; }
.exh .row { display: flex; gap: 8px; flex-wrap: wrap; font-size: 12px; color: var(--ink-2); }
.tag { font-size: 11px; padding: 2px 7px; border-radius: 6px; background: var(--surface-2);
  border: 1px solid var(--border); color: var(--ink-2); }
.sec-pill { display: inline-flex; align-items: center; gap: 5px; font-size: 12px;
  color: var(--ink-2); }
.sec-pill .dot { width: 9px; height: 9px; border-radius: 3px; background: var(--sec); }
.kw { display: flex; gap: 5px; flex-wrap: wrap; }

/* ---------- event detail ---------- */
.evt-pick { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
select.sel { font-family: inherit; font-size: 13px; padding: 7px 10px; border-radius: var(--r-sm);
  border: 1px solid var(--border-strong); background: var(--surface); color: var(--ink); }
.summ { display: flex; gap: 18px; flex-wrap: wrap; margin: 4px 0 14px; }
.summ .m .v { font-size: 20px; font-weight: 700; font-variant-numeric: tabular-nums; }
.summ .m .l { font-size: 11px; color: var(--muted); }
.flag { font-size: 11px; padding: 2px 8px; border-radius: 999px; font-weight: 600; }
.flag.cancelled { background: rgba(216,31,43,.14); color: var(--gain-ink); }
.flag.postponed, .flag.hybrid, .flag.date_partial {
  background: var(--accent-soft); color: var(--accent); }

/* ---------- screener ---------- */
.scr-controls { display: flex; flex-wrap: wrap; gap: 18px 26px; align-items: flex-start;
  padding-bottom: 14px; margin-bottom: 6px; border-bottom: 1px solid var(--border); }
.scr-group { display: flex; flex-direction: column; gap: 7px; }
.scr-lbl { font-size: 11px; font-weight: 700; color: var(--muted); text-transform: none;
  letter-spacing: .02em; }
.chiprow { display: flex; flex-wrap: wrap; gap: 6px; }
#scr-summ { margin: 14px 0 10px; }
.scr-actions { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-top: 14px; }
#scr-csv { font-weight: 600; }
.bt-block { margin-top: 8px; padding-top: 16px; border-top: 1px solid var(--border); }
.bt-head { display: flex; flex-wrap: wrap; align-items: flex-end; gap: 14px; margin-bottom: 4px; }
#bt-summ { margin: 10px 0 8px; }
.scr-details { margin-top: 14px; }
.scr-details > summary { cursor: pointer; font-size: 13px; color: var(--ink-2); font-weight: 600;
  padding: 6px 0; }
.scr-details > summary:hover { color: var(--accent); }
.attr-block { margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--border); }
.attr-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 8px; }
.attr-h { font-size: 12px; font-weight: 700; color: var(--ink-2); margin-bottom: 4px; }
@media (max-width: 720px){ .attr-grid { grid-template-columns: 1fr; } }

/* ---------- upcoming ---------- */
#upcoming-body { display: grid; gap: 12px; }
.up-card { border-left: 3px solid var(--sec); display: flex; flex-direction: column; gap: 14px; }
.up-hd { display: flex; align-items: flex-start; gap: 12px; }
.up-nm { font-size: 17px; font-weight: 750; letter-spacing: -.01em; }
.up-dt { font-size: 12.5px; color: var(--ink-2); margin-top: 2px; }
.countdown { margin-left: auto; flex: none; font-size: 12px; font-weight: 700;
  color: #fff; background: var(--accent); border-radius: 999px; padding: 5px 12px; white-space: nowrap; }
.countdown.live { background: var(--gain); }
.up-sec { display: flex; flex-direction: column; gap: 7px; }
.up-sec-h { display: flex; align-items: center; gap: 8px; font-size: 12px; font-weight: 700;
  color: var(--ink-2); text-transform: none; }
.status-pill { font-size: 11px; font-weight: 600; padding: 2px 8px; border-radius: 999px; }
.status-pill.published { background: rgba(15,157,87,.16); color: var(--loss-ink); }
.status-pill.partial { background: var(--accent-soft); color: var(--accent); }
.status-pill.not_published { background: var(--surface-2); color: var(--muted); border: 1px solid var(--border); }
.co-list { display: flex; flex-wrap: wrap; gap: 6px; }
.co-chip { font-size: 12px; padding: 3px 9px; border-radius: 7px; background: var(--surface-2);
  border: 1px solid var(--border); color: var(--ink-2); font-variant-numeric: tabular-nums; }
.co-chip.reg { background: rgba(15,157,87,.14); border-color: transparent; color: var(--loss-ink); font-weight: 600; }
.co-chip.rev-strong { box-shadow: inset 0 0 0 1.5px var(--gain); }
table.up-inst { font-size: 12.5px; }
table.up-inst th, table.up-inst td { padding: 6px 9px; }
table.data td.revdim { opacity: .5; }
:root[data-theme="dark"] .co-chip.reg, .up-link { }
.up-link { font-size: 12px; align-self: flex-start; }
.later-row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; padding: 4px 2px; }
.later-lbl { font-size: 12px; color: var(--muted); }
.note-empty p { margin: 4px 0; }

/* ---------- footer ---------- */
footer.ft { border-top: 1px solid var(--border); margin-top: 30px; padding: 26px 0 50px;
  color: var(--ink-2); font-size: 13px; }
footer.ft h3 { font-size: 13px; color: var(--ink); margin: 0 0 6px; }
footer.ft .cols { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 26px; }
footer.ft ul { margin: 0; padding-left: 18px; }
footer.ft li { margin: 3px 0; }
.warn-note { font-size: 12px; color: var(--muted); margin-top: 8px; }
@media (max-width: 720px){ footer.ft .cols{ grid-template-columns: 1fr; } }

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