/* ================================================================
   TWSE Analytics — Void Ledger Design System
   Style B: Precision Dark — Violet Accent / Syne + Space Mono
   ================================================================ */
@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=Space+Mono:ital,wght@0,400;0,700;1,400&display=swap');

/* ── Design Tokens ── */
:root {
  /* Background layers */
  --bg:   #07070a;
  --s1:   #0c0c11;
  --s2:   #0f0f16;
  --s3:   #141420;
  /* Borders */
  --b1:   #1e1e28;
  --b2:   #2a2a38;
  /* Text */
  --t1:   #eeeef8;
  --t2:   #5a5a70;
  --t3:   #2e2e3c;
  /* Accent — violet-indigo */
  --amber:     #818cf8;
  --amber-d:   rgba(129,140,248,.10);
  --amber-g:   rgba(129,140,248,.22);
  /* Market colours (Taiwan convention) */
  --up:    #ef5350;
  --up-d:  rgba(239,83,80,.12);
  --dn:    #26a69a;
  --dn-d:  rgba(38,166,154,.12);
  /* Indicator colours */
  --atr7:  #f59e0b;
  --atr14: #818cf8;
  --ma5:   #ff7eb6;
  --ma10:  #f59e0b;
  --ma20:  #ffd23f;
  --ma60:  #4ade80;
  --ma120: #38bdf8;
  --ma240: #f472b6;
  --bbBand:#818cf8;
  --bbMid: #5a5a70;
  --kLine: #a78bfa;
  --dLine: #f9a8d4;
  --macdLine:#818cf8;
  --sigLine: #f59e0b;
  /* Typography */
  --font-ui:   'Syne','PingFang TC','Microsoft JhengHei',-apple-system,BlinkMacSystemFont,sans-serif;
  --font-mono: 'Space Mono','SFMono-Regular',ui-monospace,'Roboto Mono',monospace;
  /* Spacing scale */
  --sp1:4px; --sp2:8px; --sp3:12px; --sp4:16px;
  --sp5:20px; --sp6:24px; --sp8:32px;
  /* Radius */
  --r: 6px;
  --r-lg: 10px;
  /* Nav */
  --nav-h: 50px;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { height: 100%; scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--t1);
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100%;
  overflow-x: hidden;
}
a { color: var(--atr14); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── Utility ── */
.mono { font-family: var(--font-mono); }
.num  { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
.up   { color: var(--up); }
.dn   { color: var(--dn); }
.dim  { color: var(--t2); }
.warn { color: var(--amber); }

/* ── Navigation ── */
.nav {
  position: sticky; top: 0; z-index: 100;
  height: var(--nav-h);
  background: rgba(7,7,10,.96);
  border-bottom: 1px solid var(--b1);
  backdrop-filter: blur(10px);
  display: flex; align-items: center;
  padding: 0 20px; gap: 0;
}
.nav-logo {
  display: flex; align-items: center; gap: 9px;
  font-family: var(--font-ui);
  font-size: 14px; font-weight: 800;
  color: var(--amber); letter-spacing: -.02em;
  text-decoration: none; margin-right: 24px; flex: none;
}
.nav-logo .blink {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 8px var(--amber);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%,100% { opacity:1; box-shadow:0 0 8px var(--amber); }
  50%      { opacity:.4; box-shadow:none; }
}
.nav-links { display: flex; align-items: center; gap: 2px; }
.nav-link {
  font-size: 13px; font-weight: 500;
  color: var(--t2); text-decoration: none;
  padding: 5px 12px; border-radius: var(--r);
  transition: color .12s, background .12s;
}
.nav-link:hover { color: var(--t1); background: var(--s2); text-decoration: none; }
.nav-link.active { color: var(--amber); background: var(--amber-d); }
.nav-right { display: flex; align-items: center; gap: 10px; margin-left: auto; }

/* LIVE status badge in nav */
.nav-live {
  display: flex; align-items: center; gap: 5px;
  font-family: var(--font-mono); font-size: 10px;
  font-weight: 700; color: var(--dn); letter-spacing: .1em;
  border: 1px solid rgba(38,166,154,.25); border-radius: 3px;
  padding: 2px 7px;
}
.nav-live .live-dot {
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--dn); box-shadow: 0 0 5px var(--dn);
  animation: livePulse 2.4s ease-in-out infinite;
  flex: none;
}
@keyframes livePulse {
  0%,100% { opacity:1; box-shadow:0 0 5px var(--dn); }
  50%      { opacity:.25; box-shadow:none; }
}
/* Exchange label in nav */
.nav-exchange {
  font-family: var(--font-mono); font-size: 10px;
  color: var(--t3); letter-spacing: .08em;
}

/* ── Page wrapper ── */
.page { max-width: 1200px; margin: 0 auto; padding: 20px 20px 60px; }

/* ── Cards ── */
.card {
  background: var(--s1);
  border: 1px solid var(--b1);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.card + .card { margin-top: 10px; }
.card-hd {
  display: flex; align-items: center;
  justify-content: space-between;
  padding: 9px 16px;
  border-bottom: 1px solid var(--b1);
  border-left: 2px solid var(--b2);   /* rhythm accent */
  background: var(--s2);
}
/* Primary chart card head gets amber accent */
.card-hd.primary { border-left-color: var(--amber); }
.card-hd h2 {
  font-size: 10.5px; font-weight: 700;
  color: var(--t3); letter-spacing: .1em; text-transform: uppercase;
}
.card-hd .readout {
  font-family: var(--font-mono); font-size: 12.5px; color: var(--t1);
}
.card-body { padding: 16px; }

/* ── Stat grid ── */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(125px,1fr));
  gap: 8px;
  margin-top: 14px;
}
.stat-item {
  background: var(--s1); border: 1px solid var(--b1);
  border-radius: var(--r); padding: 12px 14px;
}
.stat-k {
  font-size: 10px; font-weight: 600;
  color: var(--t3); text-transform: uppercase;
  letter-spacing: .08em; margin-bottom: 5px;
}
.stat-v {
  font-family: var(--font-mono); font-size: 20px; font-weight: 700;
}
.stat-v small { font-size: 11px; color: var(--t2); font-weight: 400; }

/* ── Tables ── */
.tbl { width: 100%; border-collapse: collapse; font-size: 13px; }
.tbl th {
  text-align: left; font-size: 10.5px; font-weight: 600;
  color: var(--t3); letter-spacing: .06em; text-transform: uppercase;
  padding: 7px 10px; border-bottom: 1px solid var(--b1);
}
.tbl td {
  padding: 7px 10px;
  border-bottom: 1px solid rgba(30,39,54,.5);
  font-family: var(--font-mono);
}
.tbl td:first-child { font-family: var(--font-ui); color: var(--t1); }
.tbl tr:last-child td { border-bottom: none; }
.tbl tr.hl { background: var(--amber-d); }
.tbl .up { color: var(--up); }
.tbl .dn { color: var(--dn); }
.tbl .warn { color: var(--amber); }

/* ── Segment control ── */
.seg {
  display: inline-flex;
  background: var(--s1); border: 1px solid var(--b1);
  border-radius: var(--r); overflow: hidden;
}
.seg button {
  background: transparent; border: none;
  color: var(--t2); padding: 6px 13px;
  font-size: 12.5px; font-weight: 600;
  cursor: pointer; font-family: var(--font-ui); transition: .12s;
}
.seg button:hover { color: var(--t1); }
.seg button.active { background: var(--s3); color: var(--amber); }

/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--amber); color: #1a1000;
  border: none; border-radius: var(--r);
  padding: 8px 16px; font-size: 13px; font-weight: 700;
  cursor: pointer; font-family: var(--font-ui); transition: .12s;
}
.btn:hover { filter: brightness(1.1); }
.btn:disabled { opacity: .4; cursor: not-allowed; filter: none; }
.btn-sm { padding: 5px 11px; font-size: 12px; }
.btn-outline {
  background: transparent; color: var(--amber);
  border: 1px solid var(--amber);
}
.btn-outline:hover { background: var(--amber-d); filter: none; }

/* ── Form inputs ── */
.input {
  background: var(--s1); border: 1px solid var(--b1);
  border-radius: var(--r); color: var(--t1);
  font-family: var(--font-mono); font-size: 13px;
  padding: 6px 10px; outline: none;
  transition: border-color .12s; width: 100%;
}
.input:focus { border-color: var(--amber); }
.input-sm { font-size: 12px; padding: 4px 8px; }

.field { display: flex; flex-direction: column; gap: 4px; }
.field label {
  font-size: 10.5px; font-weight: 600;
  color: var(--t3); text-transform: uppercase; letter-spacing: .08em;
}
.field-row { display: flex; align-items: center; gap: 8px; }

/* ── Radio groups ── */
.radio-group { display: flex; flex-direction: column; gap: 6px; }
.radio-opt {
  display: flex; align-items: center; gap: 9px;
  cursor: pointer; padding: 7px 10px; border-radius: var(--r);
  border: 1px solid transparent; transition: .12s;
}
.radio-opt:hover { background: var(--s2); }
.radio-opt.selected { border-color: var(--amber); background: var(--amber-d); }
.radio-opt input[type=radio] { accent-color: var(--amber); }
.radio-opt span { font-size: 13px; color: var(--t1); }
.radio-opt small { font-size: 11px; color: var(--t2); }

/* ── Toggle indicators ── */
.tg {
  --c: var(--amber);
  background: var(--s1); border: 1px solid var(--b1);
  color: var(--t2); padding: 5px 11px;
  border-radius: var(--r); font-size: 12px; font-weight: 600;
  cursor: pointer; font-family: var(--font-ui); transition: .12s;
  display: inline-flex; align-items: center; gap: 5px;
}
.tg::before {
  content: ''; width: 7px; height: 7px; border-radius: 50%;
  background: var(--c); opacity: .25; transition: .12s;
}
.tg:hover { border-color: var(--c); color: var(--t1); }
.tg.on {
  color: var(--t1); border-color: var(--c);
  background: color-mix(in srgb, var(--c) 10%, var(--s1));
}
.tg.on::before { opacity: 1; box-shadow: 0 0 6px var(--c); }

/* ── Status ── */
.status {
  margin: 12px 0; padding: 11px 15px;
  border-radius: var(--r); font-size: 13px; line-height: 1.5;
  border: 1px solid var(--b1); background: var(--s1);
}
.status.loading { color: var(--amber); }
.status.err  { color: var(--up); border-color: rgba(239,83,80,.3); background: rgba(239,83,80,.06); }
.status.ok   { color: var(--dn); border-color: rgba(38,166,154,.25); background: rgba(38,166,154,.06); }
.status code { font-family: var(--font-mono); background: rgba(255,255,255,.06); padding: 1px 5px; border-radius: 3px; }
@keyframes spin { to { transform: rotate(360deg); } }
.spin {
  display: inline-block; width: 11px; height: 11px;
  border: 1.5px solid var(--amber); border-top-color: transparent;
  border-radius: 50%; animation: spin .7s linear infinite;
  vertical-align: -2px; margin-right: 6px;
}

/* ── Search box ── */
.search-wrap { position: relative; }
.search-row {
  display: flex; gap: 6px; align-items: center;
  background: var(--s1); border: 1px solid var(--b1);
  border-radius: var(--r);
  padding: 4px 4px 4px 11px;
  transition: border-color .12s;
}
.search-row:focus-within { border-color: var(--amber); }
.search-row input {
  background: transparent; border: none; color: var(--t1);
  font-family: var(--font-ui); font-size: 14px;
  width: 220px; outline: none;
}
.search-row input::placeholder { color: var(--t3); }
.suggest {
  position: absolute; top: calc(100% + 5px); left: 0; right: 0;
  z-index: 200; background: var(--s2);
  border: 1px solid var(--b2); border-radius: var(--r-lg);
  box-shadow: 0 20px 50px -15px rgba(0,0,0,.85);
  max-height: 290px; overflow-y: auto; padding: 4px;
}
.suggest .opt {
  display: flex; align-items: center; gap: 10px;
  padding: 7px 10px; border-radius: var(--r); cursor: pointer;
}
.suggest .opt:hover, .suggest .opt.active { background: var(--amber-d); }
.suggest .opt .code { font-family:var(--font-mono); font-size:13px; font-weight:700; color:var(--amber); min-width:46px; }
.suggest .opt .nm   { font-size:13px; color:var(--t1); }
.suggest .opt .mk   { font-size:10px; color:var(--t3); margin-left:auto; border:1px solid var(--b1); border-radius:3px; padding:1px 5px; }
.suggest .empty     { padding:12px; font-size:12px; color:var(--t2); text-align:center; }

/* ── Legend ── */
.legend { display: flex; gap: 14px; flex-wrap: wrap; font-size: 12px; color: var(--t2); margin-bottom: 8px; }
.legend-item { display: flex; align-items: center; gap: 6px; }
.swatch { width: 12px; height: 2px; border-radius: 1px; flex: none; }
.legend-item b { font-family: var(--font-mono); color: var(--t1); font-weight: 600; }

/* ── Price update flash ── */
@keyframes priceUp   { 0%{color:var(--up);text-shadow:0 0 12px var(--up)} 100%{color:inherit;text-shadow:none} }
@keyframes priceDn   { 0%{color:var(--dn);text-shadow:0 0 12px var(--dn)} 100%{color:inherit;text-shadow:none} }
@keyframes priceLoad { 0%{color:var(--amber);text-shadow:0 0 18px var(--amber)} 100%{color:inherit;text-shadow:none} }
.flash-up   { animation: priceUp   .9s ease-out; }
.flash-dn   { animation: priceDn   .9s ease-out; }
.flash-load { animation: priceLoad .9s ease-out; }

/* ── Page header accent rule ── */
.page-header {
  /* Left-aligned amber stripe — asymmetric layout element */
  border-left: 3px solid var(--amber);
  padding-left: 14px;
  border-bottom: none;   /* override default; let the rule be the left accent */
  margin-bottom: 0;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--b1);
}

/* ── Strategy section ── */
.ss-head {
  display: flex; align-items: baseline; gap: 10px;
  margin-bottom: 14px; padding-bottom: 10px;
  border-bottom: 1px solid var(--b1);
}
.ss-head h2 { font-size: 17px; font-weight: 800; letter-spacing: -.3px; }
.ss-sub { font-size: 12px; color: var(--t2); }
.strat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 12px; }
.strat-card {
  background: var(--s1); border: 1px solid var(--b1);
  border-radius: var(--r-lg); padding: 15px 17px;
}
.sc-head {
  display: flex; align-items: center; gap: 7px;
  font-size: 13px; font-weight: 700; margin-bottom: 11px; color: var(--t1);
}
.sc-head .dot { width: 8px; height: 8px; border-radius: 50%; flex: none; }
.dot-atr14 { background: var(--atr14); }
.dot-bb    { background: var(--bbBand); }
.dot-ma60  { background: var(--ma60); }
.strat-playbook { margin-top: 12px; }
.strat-empty { color: var(--t2); font-size: 13px; padding: 20px; text-align: center; }
.tbl-empty-cell { text-align: center; color: var(--t2); padding: 20px; }
/* Readout colour tokens — used by JS-generated crosshair/legend spans */
.c-up    { color: var(--up); }    .c-dn     { color: var(--dn); }
.c-atr7  { color: var(--atr7); } .c-atr14  { color: var(--atr14); }
.c-kline { color: var(--kLine); } .c-dline  { color: var(--dLine); }
.c-macd  { color: var(--macdLine); } .c-sig { color: var(--sigLine); }
.sc-note { margin-top: 10px; font-size: 12px; line-height: 1.6; color: var(--t2); }
.sc-note.dim { color: var(--t3); border-top: 1px solid var(--b1); padding-top: 10px; }
.sc-note b { color: var(--t1); }
.play-list { display: flex; flex-direction: column; gap: 12px; }
.play { padding-left: 12px; border-left: 2px solid var(--b2); }
.pl-title { font-size: 14px; font-weight: 700; margin-bottom: 4px; }
.play p { font-size: 12.5px; line-height: 1.65; color: var(--t2); }
.play p b { color: var(--t1); font-family: var(--font-mono); }
.play p b.up { color: var(--up); } .play p b.dn { color: var(--dn); }

/* ── Fundamentals ── */
.fund-section { margin-top: 14px; }
.fund-label { font-size: 10.5px; font-weight: 600; color: var(--t3); text-transform: uppercase; letter-spacing: .08em; margin-bottom: 7px; }
.fund-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.fund-card { background: var(--s1); border: 1px solid var(--b1); border-radius: var(--r); padding: 10px 13px; }
.fund-card .fk { font-size: 10px; color: var(--t3); text-transform: uppercase; letter-spacing: .05em; margin-bottom: 3px; }
.fund-card .fv { font-family: var(--font-mono); font-size: 17px; font-weight: 700; }
.fund-card .fv.fv-dim { color: var(--t2); font-size: 13px; font-weight: 400; }

/* ── Shared utility classes ── */
.search-icon    { color: var(--t3); flex: none; }
.title-block-right { align-items: flex-end; }
.text-up        { color: var(--up); }
.text-dn        { color: var(--dn); }
.hint           { color: var(--t3); font-size: 11px; }
.readout-sm     { font-size: 11px; }
.flex-row-sm    { display: flex; align-items: center; gap: 8px; }
.btn-full       { width: 100%; justify-content: center; }
.note-mt        { margin-top: 12px; }
.disc-sm        { font-size: 11.5px; }

/* ── Backtest specific ── */
.bt-grid {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 14px;
  align-items: start;
}
.bt-params { display: flex; flex-direction: column; gap: 10px; }
.params-card {
  background: var(--s1); border: 1px solid var(--b1);
  border-radius: var(--r-lg); padding: 15px;
}
.params-hd {
  font-size: 10.5px; font-weight: 700; color: var(--t3);
  text-transform: uppercase; letter-spacing: .1em;
  padding-bottom: 10px; margin-bottom: 12px;
  border-bottom: 1px solid var(--b1);
}
.param-fields { display: flex; flex-direction: column; gap: 10px; }
.strategy-params { display: none; }
.strategy-params.visible { display: flex; flex-direction: column; gap: 10px; }

/* Metrics row */
.metrics-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(110px,1fr));
  gap: 8px;
}
.metric-item {
  background: var(--s1); border: 1px solid var(--b1);
  border-radius: var(--r); padding: 11px 13px;
  border-top: 2px solid var(--b2);
}
.metric-item.pos { border-top-color: var(--up); }
.metric-item.neg { border-top-color: var(--dn); }
.metric-item.neu { border-top-color: var(--amber); }
.metric-k { font-size: 10px; font-weight: 600; color: var(--t3); text-transform: uppercase; letter-spacing: .07em; margin-bottom: 4px; }
.metric-v { font-family: var(--font-mono); font-size: 19px; font-weight: 700; }
.metric-v small { font-size: 11px; color: var(--t2); font-weight: 400; }

/* Trade log table */
.trade-log { width: 100%; border-collapse: collapse; font-size: 12px; }
.trade-log th {
  text-align: left; font-size: 10px; font-weight: 600;
  color: var(--t3); letter-spacing: .07em; text-transform: uppercase;
  padding: 6px 10px; border-bottom: 1px solid var(--b1);
  background: var(--s2);
}
.trade-log td { padding: 6px 10px; border-bottom: 1px solid rgba(30,39,54,.4); font-family: var(--font-mono); }
.trade-log tr:last-child td { border-bottom: none; }
.trade-log tr:hover td { background: var(--s2); }
.trade-log .win td:last-child { color: var(--up); }
.trade-log .loss td:last-child { color: var(--dn); }

/* ── Header (page title block) ── */
.page-header {
  display: flex; align-items: flex-end;
  justify-content: space-between; gap: 20px; flex-wrap: wrap;
  border-bottom: 1px solid var(--b1);
  padding-bottom: 16px; margin-bottom: 18px;
}
.title-block { display: flex; flex-direction: column; gap: 5px; }
.ticker-label {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: .12em; color: var(--amber); text-transform: uppercase;
}
.page-h1 { font-size: 28px; font-weight: 800; letter-spacing: -.5px; line-height: 1; }
.page-h1 span { color: var(--t2); font-weight: 500; font-size: 17px; margin-left: 8px; }
.quote-block { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.price-big { font-family: var(--font-mono); font-size: 32px; font-weight: 700; line-height: 1; }
.chg-badge {
  font-family: var(--font-mono); font-size: 14px; font-weight: 600;
  padding: 3px 9px; border-radius: var(--r);
}
.chg-badge.up  { color: var(--up);  background: var(--up-d); }
.chg-badge.dn  { color: var(--dn);  background: var(--dn-d); }
.asof { font-size: 11px; color: var(--t2); margin-top: 3px; }

/* ── Controls bar ── */
.controls { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-bottom: 16px; }
.controls .spacer { flex: 1; }

/* ── Note / disclaimer ── */
.note { margin-top: 24px; font-size: 12px; line-height: 1.7; color: var(--t2); }
.note h3 { color: var(--t1); font-size: 13px; margin-bottom: 7px; font-weight: 700; }
.note p { margin-bottom: 7px; }
.note .disc { border-left: 2px solid var(--b1); padding-left: 11px; margin-top: 12px; color: var(--t3); }
.note b { color: var(--t1); }

/* ── 404 page ── */
.err-page {
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  min-height: calc(100vh - var(--nav-h));
  padding: 40px 20px; text-align: center;
}
.err-code {
  font-family: var(--font-mono); font-size: 96px; font-weight: 700;
  color: var(--amber); line-height: 1; letter-spacing: -.04em;
  opacity: .15;
}
.err-msg { font-size: 20px; font-weight: 700; margin: 16px 0 8px; }
.err-sub { font-size: 14px; color: var(--t2); margin-bottom: 24px; }

/* ── Loading overlay ── */
.spinner-big {
  width: 36px; height: 36px;
  border: 3px solid var(--b2); border-top-color: var(--amber);
  border-radius: 50%; animation: spin .8s linear infinite;
  margin: 40px auto;
}

/* ── Skip link (keyboard accessibility) ── */
.skip-link {
  position: fixed;
  top: -60px; left: 8px;
  background: var(--amber); color: #1a1000;
  padding: 6px 14px; border-radius: var(--r);
  font-weight: 700; font-size: 13px;
  z-index: 999; text-decoration: none;
  transition: top .15s;
}
.skip-link:focus { top: 8px; outline: none; text-decoration: none; }

/* ── Chart skeleton loader ── */
.chart-wrap { position: relative; }
.chart-skel {
  position: absolute; inset: 0;
  background: var(--s1);
  z-index: 2; pointer-events: none;
}
@keyframes chart-pulse { 0%,100%{opacity:.25} 50%{opacity:.65} }
.chart-skel.loading { animation: chart-pulse 1.4s ease-in-out infinite; }

/* ── Focus styles (WCAG AA keyboard navigation) ── */
:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}
button:focus-visible, a:focus-visible,
input:focus-visible, select:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
  border-radius: var(--r);
}
.nav-link:focus-visible { background: var(--s2); }
.tg:focus-visible, .seg button:focus-visible { border-color: var(--amber); }

/* ── Responsive ── */
@media (max-width: 760px) {
  .strat-grid { grid-template-columns: 1fr; }
  .bt-grid { grid-template-columns: 1fr; }
  .fund-grid { grid-template-columns: repeat(3,1fr); }
  .metrics-row { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .page { padding: 12px 12px 48px; }
  .nav { padding: 0 12px; }
  .search-row input { width: 140px; }
  .price-big { font-size: 26px; }
  .fund-grid { grid-template-columns: 1fr 1fr; }
  .page-header { gap: 12px; }
}
@media (max-width: 480px) {
  .nav-logo span { display: none; }
  .nav-exchange { display: none; }
  .metrics-row { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 360px) {
  .nav-live { display: none; }
  .nav-link { padding: 5px 7px; }
}

/* ── Overview page ── */
.ov-hero { padding: 32px 0 8px; }
.ov-search { max-width: 520px; margin-top: 20px; }
.ov-search .search-row input { flex: 1; min-width: 60px; }
@media (max-width: 640px) { .ov-search .search-row input { width: auto; } }
.ov-sec-hd {
  display: flex; align-items: center; gap: 10px;
  font-size: 10.5px; font-weight: 700; color: var(--t3);
  text-transform: uppercase; letter-spacing: .1em;
  margin: 28px 0 10px;
}
.ov-sec-hd::after { content: ''; flex: 1; height: 1px; background: var(--b1); }
.ov-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 8px;
}
.ov-card {
  display: flex; flex-direction: column; gap: 3px;
  background: var(--s1); border: 1px solid var(--b1);
  border-radius: var(--r); padding: 11px 14px;
  text-decoration: none; color: inherit;
  transition: border-color .14s, background .14s;
}
.ov-card:hover, .ov-card:focus-visible {
  border-color: var(--amber); background: var(--s2); outline: none;
}
.ov-code { font-family: var(--font-mono); font-size: 15px; font-weight: 700; color: var(--amber); }
.ov-name { font-size: 12px; color: var(--t2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ov-row  { display: flex; align-items: center; gap: 6px; margin-top: 5px; }
.ov-mk   { font-size: 9px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; padding: 1px 5px; border-radius: 2px; }
.ov-mk-twse { background: rgba(239,83,80,.12); color: var(--up); }
.ov-mk-tpex { background: rgba(38,166,154,.12); color: var(--dn); }
.ov-price { font-family: var(--font-mono); font-size: 12.5px; font-weight: 600; color: var(--t1); margin-left: auto; }
.ov-chg   { font-family: var(--font-mono); font-size: 10px; }
.ov-quick { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 28px; padding-top: 20px; border-top: 1px solid var(--b1); }
.ov-quick a { text-decoration: none; }
.mkt-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 8px; }
.mkt-item {
  background: var(--s1); border: 1px solid var(--b1);
  border-radius: var(--r); padding: 12px 16px;
}
.mkt-lbl { font-size: 10px; font-weight: 600; color: var(--t3); text-transform: uppercase; letter-spacing: .08em; margin-bottom: 4px; }
.mkt-code { color: var(--t3); font-weight: 400; }
.mkt-val { font-family: var(--font-mono); font-size: 20px; font-weight: 700; color: var(--t1); }
.mkt-chg { font-family: var(--font-mono); font-size: 11.5px; margin-top: 3px; }
@media (max-width: 480px) {
  .ov-grid { grid-template-columns: repeat(2, 1fr); }
  .mkt-grid { grid-template-columns: 1fr 1fr; }
}