/* ScreenerCharts design system */
:root {
  --bg: #f5f6fb; --bg-soft: #eef0f8; --surface: #ffffff; --surface-2: #f8f9fd;
  --text: #0f172a; --text-2: #334155; --muted: #64748b; --border: #e4e7f0; --border-strong: #d3d8e6;
  --accent: #4f46e5; --accent-2: #0891b2; --accent-soft: #eef0ff; --accent-text: #3730a3;
  --up: #059669; --up-soft: #e7f8f1; --down: #dc2626; --down-soft: #fdecec;
  --warn-bg: #fff6e0; --warn-text: #8a5a00;
  --spot: #0891b2; --fut: #d97706;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, .05);
  --shadow: 0 1px 3px rgba(15, 23, 42, .06), 0 8px 24px -12px rgba(15, 23, 42, .12);
  --shadow-lg: 0 20px 48px -20px rgba(79, 70, 229, .35);
  --radius: 16px; --radius-sm: 10px;
  --header-bg: rgba(255, 255, 255, .78);
  --grid-line: rgba(79, 70, 229, .07);
}
:root[data-theme="dark"] {
  --bg: #0a0e1a; --bg-soft: #0f1424; --surface: #121829; --surface-2: #161d31;
  --text: #e8ebf5; --text-2: #c3c9dc; --muted: #8790aa; --border: #222b42; --border-strong: #2e3954;
  --accent: #8b85ff; --accent-2: #22d3ee; --accent-soft: #1d2040; --accent-text: #c7c4ff;
  --up: #34d399; --up-soft: #0f2a22; --down: #f87171; --down-soft: #2e1517;
  --warn-bg: #2f2711; --warn-text: #f3cf7a;
  --spot: #22d3ee; --fut: #fbbf24;
  --shadow-sm: none; --shadow: 0 1px 0 rgba(255, 255, 255, .03), 0 10px 30px -14px rgba(0, 0, 0, .6);
  --shadow-lg: 0 24px 60px -24px rgba(139, 133, 255, .35);
  --header-bg: rgba(10, 14, 26, .72);
  --grid-line: rgba(139, 133, 255, .07);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 15px/1.55 "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-feature-settings: "cv11", "ss01"; -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.num, td, .v { font-variant-numeric: tabular-nums; }
.up { color: var(--up); } .down { color: var(--down); } .muted { color: var(--muted); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--header-bg); backdrop-filter: saturate(180%) blur(14px); -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--border);
}
.header-inner { max-width: 1200px; margin: 0 auto; padding: 10px 20px; display: flex; align-items: center; gap: 22px; }
.logo { display: flex; align-items: center; gap: 9px; font-weight: 750; font-size: 18px; color: var(--text); letter-spacing: -.02em; }
.logo:hover { text-decoration: none; }
.logo-mark { width: 30px; height: 30px; border-radius: 9px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--accent), var(--accent-2)); box-shadow: 0 6px 16px -6px var(--accent); }
.logo-mark svg { width: 18px; height: 18px; }
.logo b { background: linear-gradient(90deg, var(--accent), var(--accent-2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.site-nav { display: flex; gap: 4px; flex: 1; }
.site-nav a { color: var(--text-2); font-weight: 550; font-size: 14.5px; padding: 7px 12px; border-radius: 9px; }
.site-nav a:hover { background: var(--bg-soft); color: var(--text); text-decoration: none; }
.site-nav a.active { color: var(--accent-text); background: var(--accent-soft); }
.header-actions { display: flex; align-items: center; gap: 8px; }
.icon-btn { width: 36px; height: 36px; display: grid; place-items: center; border-radius: 10px; cursor: pointer;
  background: var(--surface); border: 1px solid var(--border); color: var(--text); font-size: 16px; }
.icon-btn:hover { border-color: var(--border-strong); }
.menu-btn { display: none; }
@media (max-width: 820px) {
  .menu-btn { display: grid; }
  .site-nav { display: none; position: absolute; top: 57px; left: 0; right: 0; flex-direction: column; gap: 2px;
    background: var(--surface); border-bottom: 1px solid var(--border); padding: 10px 16px 16px; box-shadow: var(--shadow); }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 11px 12px; font-size: 15.5px; }
  .header-inner { justify-content: space-between; }
}

/* ---------- Layout ---------- */
main { max-width: 1200px; margin: 0 auto; padding: 26px 20px 10px; }
.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 18px; }
.eyebrow { font-size: 12.5px; font-weight: 650; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); margin: 0 0 6px; }
h1 { font-size: clamp(24px, 3.2vw, 32px); line-height: 1.2; letter-spacing: -.025em; margin: 0 0 6px; font-weight: 750; }
h2 { font-size: 20px; letter-spacing: -.015em; margin: 34px 0 10px; font-weight: 700; }
h3 { font-size: 16px; margin: 0 0 6px; }
.lead { color: var(--muted); margin: 0; max-width: 760px; }
.title-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }

.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; box-shadow: var(--shadow); }
.card + .card { margin-top: 16px; }
.grid { display: grid; gap: 16px; }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.grid-side { grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); }
@media (max-width: 900px) { .grid-side { grid-template-columns: 1fr; } }

/* ---------- Badges, pills, chips ---------- */
.badge { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 600; padding: 4px 10px;
  border-radius: 99px; background: var(--warn-bg); color: var(--warn-text); white-space: nowrap; }
.badge.live { background: var(--up-soft); color: var(--up); }
.badge.live::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; animation: pulse 1.6s infinite; }
.badge.neutral { background: var(--bg-soft); color: var(--muted); }
@keyframes pulse { 50% { opacity: .35; } }
.pill { display: inline-block; font-size: 12.5px; font-weight: 650; padding: 3px 10px; border-radius: 99px; }
.pill.bull { background: var(--up-soft); color: var(--up); }
.pill.bear { background: var(--down-soft); color: var(--down); }
.pill.flat { background: var(--bg-soft); color: var(--muted); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips a, .chip { text-decoration: none; border: 1px solid var(--border); border-radius: 99px; padding: 5px 13px;
  font-size: 13.5px; font-weight: 550; color: var(--text-2); background: var(--surface); cursor: pointer; font-family: inherit; }
.chips a:hover, .chip:hover { border-color: var(--accent); color: var(--accent); text-decoration: none; }
.chips a.current, .chip.on { border-color: var(--accent); background: var(--accent-soft); color: var(--accent-text); }
.group h3 { font-size: 12px; color: var(--muted); font-weight: 650; margin: 14px 0 8px; text-transform: uppercase; letter-spacing: .06em; }

/* ---------- Forms ---------- */
select, input[type="search"], input[type="number"] {
  font: inherit; font-size: 14px; padding: 8px 12px; border-radius: var(--radius-sm); border: 1px solid var(--border);
  background: var(--surface); color: var(--text); outline: none;
}
select:focus, input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.controls { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
.controls label { display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: 14px; }
.btn { display: inline-flex; align-items: center; gap: 8px; font: inherit; font-weight: 600; font-size: 14.5px; cursor: pointer;
  padding: 10px 16px; border-radius: 11px; border: 1px solid transparent; background: var(--accent); color: #fff; text-decoration: none; }
.btn:hover { filter: brightness(1.07); text-decoration: none; }
.btn.ghost { background: var(--surface); color: var(--text); border-color: var(--border); }

/* ---------- Stats ---------- */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 10px; }
.stat { background: var(--surface-2); border: 1px solid var(--border); border-radius: 12px; padding: 11px 13px; }
.stat .k { font-size: 12px; color: var(--muted); font-weight: 550; }
.stat .v { font-size: 18px; font-weight: 700; margin-top: 2px; letter-spacing: -.01em; }
.stat .v small { font-size: 12.5px; font-weight: 600; }

/* ---------- Tables ---------- */
.table-wrap { overflow: auto; border: 1px solid var(--border); border-radius: 12px; background: var(--surface); max-width: 100%; }
table.data { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.data th { position: sticky; top: 0; z-index: 1; background: var(--surface-2); color: var(--muted); font-weight: 600; font-size: 12px;
  text-transform: uppercase; letter-spacing: .04em; text-align: right; padding: 10px 12px; border-bottom: 1px solid var(--border); white-space: nowrap; }
.data td { padding: 9px 12px; border-bottom: 1px solid var(--border); text-align: right; white-space: nowrap; }
.data tr:last-child td { border-bottom: 0; }
.data tbody tr:hover td { background: var(--bg-soft); }
.data th.l, .data td.l { text-align: left; }
.data th.sort { cursor: pointer; user-select: none; }
.data th.sort:hover { color: var(--text); }
.data th.sorted::after { content: " ↓"; } .data th.sorted.asc::after { content: " ↑"; }
.sym-cell a { font-weight: 650; color: var(--text); }
.sym-cell small { display: block; color: var(--muted); font-size: 12px; font-weight: 450; }

/* ---------- Notices ---------- */
.notice { background: var(--warn-bg); color: var(--warn-text); border-radius: 12px; padding: 11px 15px; margin-bottom: 14px; display: none; font-size: 14px; }
.notice a { color: inherit; font-weight: 650; }
.empty { position: absolute; inset: 0; display: none; align-items: center; justify-content: center; color: var(--muted); text-align: center; padding: 20px; }

/* ---------- Content / FAQ ---------- */
.content { max-width: 820px; }
.content p, .content li { color: var(--text-2); }
.content li { margin: 6px 0; }
details { border: 1px solid var(--border); border-radius: 12px; padding: 12px 16px; background: var(--surface); margin: 8px 0; }
details summary { cursor: pointer; font-weight: 600; list-style: none; }
details summary::-webkit-details-marker { display: none; }
details summary::after { content: "+"; float: right; color: var(--muted); font-weight: 500; }
details[open] summary::after { content: "–"; }
details p { margin: 8px 0 0; color: var(--text-2); }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--border); margin-top: 48px; background: var(--surface); }
.footer-inner { max-width: 1200px; margin: 0 auto; padding: 30px 20px; display: grid; gap: 24px; grid-template-columns: 2fr repeat(3, 1fr); }
.footer-inner h4 { margin: 0 0 10px; font-size: 13px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
.footer-inner a { display: block; color: var(--text-2); font-size: 14px; margin: 6px 0; }
.footer-inner p { color: var(--muted); font-size: 13px; margin: 8px 0 0; }
.footer-bottom { max-width: 1200px; margin: 0 auto; padding: 14px 20px 26px; color: var(--muted); font-size: 12.5px; border-top: 1px solid var(--border); }
@media (max-width: 720px) { .footer-inner { grid-template-columns: 1fr 1fr; } .footer-inner > div:first-child { grid-column: 1 / -1; } }

/* ---------- Home ---------- */
.hero { position: relative; padding: 54px 0 30px; text-align: center; }
.hero::before { content: ""; position: absolute; inset: -26px -20px 0; z-index: -1;
  background-image: linear-gradient(var(--grid-line) 1px, transparent 1px), linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 34px 34px; mask-image: radial-gradient(ellipse at 50% 30%, #000 25%, transparent 72%); -webkit-mask-image: radial-gradient(ellipse at 50% 30%, #000 25%, transparent 72%); }
.hero h1 { font-size: clamp(30px, 5vw, 52px); letter-spacing: -.035em; max-width: 820px; margin: 10px auto 14px; }
.hero h1 span { background: linear-gradient(90deg, var(--accent), var(--accent-2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero .lead { margin: 0 auto 24px; font-size: 17px; }
.hero .cta { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
.ticker { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 12px; margin: 30px 0 8px; }
@media (max-width: 1100px) { .ticker { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 560px) { .ticker { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.tick { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 13px 15px; box-shadow: var(--shadow); text-align: left; color: var(--text); }
.tick:hover { border-color: var(--accent); text-decoration: none; transform: translateY(-1px); }
.tick .k { font-size: 12px; color: var(--muted); font-weight: 600; display: flex; justify-content: space-between; }
.tick .v { font-size: 20px; font-weight: 750; letter-spacing: -.01em; margin-top: 3px; }
.tick .s { font-size: 12.5px; color: var(--muted); margin-top: 1px; }
.tool { display: flex; flex-direction: column; transition: transform .15s, box-shadow .15s, border-color .15s; color: var(--text); }
.tool:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); border-color: var(--accent); text-decoration: none; }
.tool .ic { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; margin-bottom: 14px; font-size: 20px;
  background: var(--accent-soft); color: var(--accent); }
.tool h3 { font-size: 17px; margin-bottom: 6px; }
.tool p { color: var(--muted); margin: 0 0 14px; font-size: 14.5px; flex: 1; }
.tool .go { font-weight: 650; color: var(--accent); font-size: 14px; }
.movers li { display: flex; justify-content: space-between; padding: 8px 0; border-bottom: 1px solid var(--border); font-size: 14px; }
.movers li:last-child { border-bottom: 0; }
.movers ul { list-style: none; margin: 0; padding: 0; }
.breadth { height: 8px; border-radius: 99px; background: var(--down-soft); overflow: hidden; margin: 10px 0 6px; }
.breadth i { display: block; height: 100%; background: var(--up); border-radius: 99px; }

/* ---------- Charts ---------- */
.chart-wrap { position: relative; height: 400px; }
.chart-wrap.sm { height: 170px; }
@media (max-width: 600px) { .chart-wrap { height: 290px; } main { padding-top: 18px; } .card { padding: 15px; } }
.live-note { text-align: center; color: var(--muted); font-size: 12.5px; margin: 12px 0 0; }

/* ---------- Option chain ---------- */
.chain td.strike { font-weight: 700; text-align: center; background: var(--surface-2); color: var(--text); }
.chain th.strike { text-align: center; }
.chain tr.atm td { background: var(--accent-soft) !important; }
.chain tr.atm td.strike { color: var(--accent-text); }
.chain td.itm { background: color-mix(in srgb, var(--fut) 7%, transparent); }
.chain .oi-bar { position: relative; }
.chain .oi-bar i { position: absolute; top: 6px; bottom: 6px; border-radius: 4px; opacity: .16; }
.chain .ce-side .oi-bar i { right: 0; background: var(--down); }
.chain .pe-side .oi-bar i { left: 0; background: var(--up); }
.chain .oi-bar span { position: relative; }
.chain th.side { text-align: center; font-size: 12.5px; letter-spacing: .08em; }
.chain thead tr:first-child th { position: static; border-bottom: 0; }

/* ---------- Technicals ---------- */
.gauge { display: flex; align-items: center; gap: 16px; }
.gauge-bar { flex: 1; height: 10px; border-radius: 99px; background: linear-gradient(90deg, var(--down), #f59e0b 50%, var(--up)); position: relative; }
.gauge-bar i { position: absolute; top: -5px; width: 4px; height: 20px; border-radius: 3px; background: var(--text); transform: translateX(-2px); }
.sig-list { list-style: none; margin: 0; padding: 0; }
.sig-list li { display: flex; justify-content: space-between; align-items: center; padding: 9px 0; border-bottom: 1px solid var(--border); font-size: 14px; }
.sig-list li:last-child { border-bottom: 0; }
.kv { display: grid; grid-template-columns: 1fr auto; gap: 0; font-size: 14px; }
.kv div { padding: 8px 0; border-bottom: 1px solid var(--border); }
.kv div:nth-last-child(-n+2) { border-bottom: 0; }
.kv div:nth-child(even) { text-align: right; font-weight: 600; font-variant-numeric: tabular-nums; }
.range { position: relative; height: 6px; background: var(--bg-soft); border-radius: 99px; margin: 14px 0 8px; }
.range i { position: absolute; top: -4px; width: 14px; height: 14px; border-radius: 50%; background: var(--accent); border: 3px solid var(--surface); box-shadow: 0 0 0 1px var(--accent); transform: translateX(-7px); }

/* ---------- Screener ---------- */
.presets { display: flex; gap: 8px; flex-wrap: wrap; margin: 4px 0 14px; }
.filters { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 10px 14px; margin-bottom: 14px; }
.filters label { display: flex; flex-direction: column; gap: 5px; font-size: 12.5px; color: var(--muted); font-weight: 600; }
.filters select, .filters input { width: 100%; }
.result-bar { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 10px; font-size: 14px; color: var(--muted); }
.screener-table { max-height: 70vh; }