:root {
  --bg: #07101d;
  --panel: #0d1929;
  --panel-2: #111f32;
  --line: #203047;
  --text: #f2f6fb;
  --muted: #8fa2ba;
  --cyan: #2de0c2;
  --blue: #5b8cff;
  --red: #ff627d;
  --amber: #ffbf5b;
  --green: #37d59b;
  color-scheme: dark;
  font-family: Inter, Pretendard, "Noto Sans KR", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 12% -10%, rgba(45, 224, 194, .13), transparent 28rem),
    radial-gradient(circle at 90% 0%, rgba(91, 140, 255, .12), transparent 28rem),
    var(--bg);
  color: var(--text);
}
button, input, select { font: inherit; }
button { cursor: pointer; }

.topbar {
  height: 72px;
  padding: 0 max(24px, calc((100vw - 1240px) / 2));
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255,255,255,.06);
  background: rgba(7,16,29,.78);
  backdrop-filter: blur(18px);
  position: sticky;
  top: 0;
  z-index: 10;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark {
  width: 38px; height: 38px; display: grid; place-items: center;
  border-radius: 12px; color: #041018; font-weight: 900;
  background: linear-gradient(135deg, var(--cyan), #6ef3ff);
  box-shadow: 0 0 24px rgba(45,224,194,.25);
}
.brand strong, .brand span { display: block; }
.brand span { color: var(--muted); font-size: 12px; margin-top: 2px; }
.top-actions { display: flex; gap: 10px; align-items: center; }
.badge { padding: 5px 9px; border-radius: 99px; font-size: 11px; font-weight: 800; letter-spacing: .08em; }
.badge.demo { color: var(--amber); background: rgba(255,191,91,.12); border: 1px solid rgba(255,191,91,.25); }
.badge.live { color: var(--green); background: rgba(55,213,155,.12); border: 1px solid rgba(55,213,155,.25); }
.icon-button, .text-button {
  border: 0; color: var(--text); background: transparent;
}
.icon-button {
  width: 38px; height: 38px; border-radius: 10px; font-size: 22px;
  border: 1px solid var(--line); background: var(--panel);
}
.text-button { color: var(--cyan); font-weight: 700; }
.admin-button { color: var(--muted); font-size: 12px; }
.top-actions a { text-decoration: none; }

main { width: min(1240px, calc(100% - 32px)); margin: 0 auto; padding: 40px 0 88px; }
.admin-page { width: min(760px, calc(100% - 32px)); }
.admin-panel h1 { margin: 0; font-size: clamp(28px, 4vw, 40px); letter-spacing: -.03em; }
.admin-panel form label { display: block; color: var(--muted); font-size: 12px; margin-top: 18px; }
.admin-panel form > label > input { width: 100%; margin-top: 7px; }
.hero { display: flex; align-items: center; justify-content: space-between; gap: 32px; padding: 26px 4px 36px; }
.eyebrow { margin: 0 0 8px; color: var(--cyan); font-size: 11px; letter-spacing: .16em; font-weight: 800; }
h1 { margin: 0; font-size: clamp(30px, 5vw, 52px); letter-spacing: -.045em; }
h1 span { color: var(--cyan); }
.hero-copy { color: var(--muted); max-width: 620px; line-height: 1.7; margin-bottom: 0; }
.temperature-factors { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.temperature-factors div { display: flex; align-items: center; gap: 7px; padding: 7px 10px; border: 1px solid var(--line); border-radius: 9px; background: rgba(13,25,41,.7); }
.temperature-factors span { color: var(--muted); font-size: 10px; }
.temperature-factors strong { font-size: 11px; color: var(--cyan); }
.fear-gauge { text-align: center; flex: 0 0 auto; }
.gauge-ring {
  width: 112px; height: 112px; border-radius: 50%; display: grid; place-content: center;
  --gauge-color: var(--cyan); --gauge-score: 62%;
  background: radial-gradient(circle, var(--bg) 60%, transparent 62%), conic-gradient(var(--gauge-color) 0 var(--gauge-score), var(--line) var(--gauge-score));
  transition: background .4s ease;
}
.gauge-ring[data-level="hot"] { --gauge-color: var(--red); }
.gauge-ring[data-level="warm"] { --gauge-color: var(--amber); }
.gauge-ring[data-level="cool"] { --gauge-color: var(--blue); }
.gauge-ring[data-level="cold"] { --gauge-color: #7591ff; }
.gauge-ring strong { font-size: 30px; line-height: 1; }
.gauge-ring span, .fear-gauge small { color: var(--muted); font-size: 11px; }
.fear-gauge small { display: block; margin-top: 8px; }

.ticker-strip {
  display: grid; grid-template-columns: repeat(5, 1fr); overflow: hidden;
  border: 1px solid var(--line); border-radius: 16px; background: rgba(13,25,41,.75); margin-bottom: 18px;
}
.ticker { padding: 16px 18px; border-right: 1px solid var(--line); }
.ticker:last-child { border: 0; }
.ticker-head, .ticker-value { display: flex; justify-content: space-between; gap: 8px; align-items: center; }
.ticker-head { color: var(--muted); font-size: 12px; margin-bottom: 8px; }
.ticker-value strong { font-size: 17px; }
.up { color: var(--green); }
.down { color: var(--red); }

.dashboard-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 18px; }
.panel {
  background: linear-gradient(160deg, rgba(17,31,50,.92), rgba(11,23,38,.94));
  border: 1px solid var(--line); border-radius: 18px; padding: 22px; min-width: 0;
  box-shadow: 0 18px 50px rgba(0,0,0,.12);
}
.span-2 { grid-column: span 2; }
.panel-head { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 18px; }
h2 { margin: 0; font-size: 19px; letter-spacing: -.02em; }
.muted { color: var(--muted); font-size: 12px; }
.segmented { display: flex; background: var(--bg); padding: 3px; border-radius: 9px; }
.segmented button { border: 0; background: transparent; color: var(--muted); padding: 7px 10px; border-radius: 7px; font-size: 12px; }
.segmented button.active { background: var(--panel-2); color: var(--text); }
select, input {
  color: var(--text); background: var(--bg); border: 1px solid var(--line); border-radius: 9px; padding: 8px 10px;
}

.sector-row {
  display: grid; grid-template-columns: 120px 1fr 64px; align-items: center; gap: 14px; padding: 12px 0;
  width: 100%; border: 0; color: inherit; background: transparent; text-align: left; border-radius: 10px;
}
.sector-row + .sector-row { border-top: 1px solid rgba(255,255,255,.05); }
.sector-row:hover, .sector-row.selected { background: rgba(91,140,255,.07); }
.sector-row.selected { box-shadow: inset 2px 0 var(--cyan); }
.sector-name strong, .sector-name span { display: block; }
.sector-name span { color: var(--muted); font-size: 11px; margin-top: 4px; }
.flow-bar { height: 8px; border-radius: 9px; background: var(--bg); overflow: hidden; }
.flow-bar i { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--blue), var(--cyan)); }
.flow-value { text-align: right; font-weight: 700; font-size: 13px; }
.flow-history { margin-top: 18px; padding-top: 16px; border-top: 1px solid rgba(255,255,255,.06); }
.flow-history-head strong, .flow-history-head span { display: block; }
.flow-history-head span { margin-top: 4px; }
.flow-chart { min-height: 180px; margin-top: 10px; display: grid; place-items: center; }
.flow-chart svg { display: block; width: 100%; height: auto; overflow: visible; }
.chart-grid line { stroke: rgba(143,162,186,.16); stroke-width: 1; }
.chart-grid text, .chart-date { fill: var(--muted); font-size: 10px; }
.chart-line { fill: none; stroke: var(--cyan); stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; }
.chart-area { fill: rgba(45,224,194,.09); stroke: none; }
.chart-point { fill: var(--cyan); filter: drop-shadow(0 0 5px rgba(45,224,194,.8)); }
.chart-latest { fill: var(--text); font-size: 11px; font-weight: 800; }
.chart-date-end { text-anchor: end; }
.flow-stock-detail { margin-top: 18px; padding-top: 18px; border-top: 1px solid rgba(255,255,255,.06); }
.flow-detail-head, .stock-trend-head { display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.flow-detail-head h3 { margin: 0; font-size: 16px; }
.flow-stock-layout { display: grid; grid-template-columns: minmax(220px, .8fr) minmax(0, 1.4fr); gap: 16px; margin-top: 14px; }
.flow-stock-list { border: 1px solid var(--line); border-radius: 12px; overflow: hidden; align-self: start; }
.flow-stock-row {
  display: grid; grid-template-columns: minmax(0, 1fr) auto auto; align-items: center; gap: 10px;
  width: 100%; padding: 11px 12px; border: 0; color: var(--text); background: var(--bg); text-align: left;
}
.flow-stock-row + .flow-stock-row { border-top: 1px solid var(--line); }
.flow-stock-row:hover, .flow-stock-row.selected { background: var(--panel-2); }
.flow-stock-row.selected { box-shadow: inset 2px 0 var(--cyan); }
.flow-stock-row strong, .flow-stock-row small { display: block; }
.flow-stock-row small { margin-top: 3px; color: var(--muted); font-size: 10px; }
.flow-stock-row .stock-price { text-align: right; }
.flow-stock-row .stock-price small.up { color: var(--green); }
.flow-stock-row .stock-price small.down { color: var(--red); }
.stock-flow { color: var(--cyan); font-size: 11px; font-weight: 700; white-space: nowrap; }
.stock-trend { min-width: 0; padding: 14px; border: 1px solid var(--line); border-radius: 12px; background: rgba(7,16,29,.45); }
.stock-trend-head strong, .stock-trend-head span { display: block; }
.stock-trend-head span { margin-top: 4px; color: var(--muted); font-size: 10px; }
.stock-current { text-align: right; }
.stock-price-chart { min-height: 210px; display: grid; place-items: center; margin-top: 8px; }
.stock-price-chart svg { width: 100%; height: auto; display: block; }
.stock-chart-line { fill: none; stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; }
.stock-chart-line.rising { stroke: var(--green); }
.stock-chart-line.falling { stroke: var(--red); }
.stock-chart-area { stroke: none; }
.stock-chart-area.rising { fill: rgba(55,213,155,.09); }
.stock-chart-area.falling { fill: rgba(255,98,125,.09); }
.stock-chart-point.rising { fill: var(--green); }
.stock-chart-point.falling { fill: var(--red); }
.related-signals { margin-top: 18px; padding-top: 16px; border-top: 1px solid rgba(255,255,255,.06); }
.related-signal-list { margin-top: 12px; border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.related-signal {
  display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 12px;
  padding: 12px; color: var(--text); background: var(--bg); text-decoration: none;
}
.related-signal + .related-signal { border-top: 1px solid var(--line); }
.related-signal:hover { background: var(--panel-2); }
.related-signal strong, .related-signal small { display: block; }
.related-signal strong { font-size: 12px; line-height: 1.45; }
.related-signal small { color: var(--muted); font-size: 10px; margin-top: 4px; }
.signal-source { padding: 4px 7px; border-radius: 7px; font-size: 10px; font-weight: 800; white-space: nowrap; }
.signal-source.dart { color: var(--amber); background: rgba(255,191,91,.1); }
.signal-source.naver { color: var(--green); background: rgba(55,213,155,.1); }
.signal-direction { font-size: 10px; font-weight: 800; }
.signal-direction.positive { color: var(--green); }
.signal-direction.negative { color: var(--red); }
.signal-direction.neutral { color: var(--muted); }

.watch-row { display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 12px; padding: 13px 0; }
.watch-row + .watch-row { border-top: 1px solid rgba(255,255,255,.06); }
.watch-symbol strong, .watch-symbol span { display: block; }
.watch-symbol span { color: var(--muted); font-size: 11px; margin-top: 3px; }
.watch-price { text-align: right; }
.watch-price strong, .watch-price span { display: block; }
.watch-price span { font-size: 11px; margin-top: 3px; }
.remove-watch { border: 0; background: transparent; color: var(--muted); opacity: 0; }
.watch-row:hover .remove-watch { opacity: 1; }

.news-item { display: grid; grid-template-columns: auto 1fr auto; gap: 14px; align-items: start; padding: 15px 0; }
.news-item + .news-item { border-top: 1px solid rgba(255,255,255,.06); }
.impact { width: 9px; height: 9px; border-radius: 50%; margin-top: 6px; background: var(--amber); box-shadow: 0 0 14px currentColor; }
.impact.high { background: var(--red); color: var(--red); }
.impact.medium { background: var(--amber); color: var(--amber); }
.news-title { color: var(--text); text-decoration: none; font-weight: 650; line-height: 1.45; }
.news-title:hover { color: var(--cyan); }
.news-meta { color: var(--muted); font-size: 11px; margin-top: 6px; display: flex; gap: 10px; }
.tag { color: var(--blue); }
.news-score { color: var(--muted); font-size: 11px; border: 1px solid var(--line); padding: 4px 7px; border-radius: 7px; }

.event { display: grid; grid-template-columns: 48px 1fr auto; gap: 12px; padding: 14px 0; align-items: center; }
.event + .event { border-top: 1px solid rgba(255,255,255,.06); }
.event-date { text-align: center; border-radius: 10px; padding: 7px 4px; background: var(--bg); }
.event-date strong, .event-date span { display: block; }
.event-date strong { font-size: 16px; }
.event-date span { color: var(--muted); font-size: 10px; text-transform: uppercase; }
.event-copy strong, .event-copy span { display: block; }
.event-copy span { color: var(--muted); font-size: 11px; margin-top: 4px; }
.importance { display: flex; gap: 3px; }
.importance i { width: 4px; height: 14px; border-radius: 2px; background: var(--line); }
.importance i.on { background: var(--red); }

.settings-panel { margin-top: 18px; }
.settings-body { color: var(--muted); font-size: 13px; line-height: 1.6; }
.hidden { display: none; }
.connection-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 16px; }
.connection-grid div { background: var(--bg); border: 1px solid var(--line); border-radius: 12px; padding: 14px; }
.connection-grid strong, .connection-grid span { display: block; }
.connection-grid span { color: var(--muted); font-size: 11px; margin-top: 6px; }

.mobile-nav { display: none; }
dialog { border: 1px solid var(--line); border-radius: 16px; padding: 0; color: var(--text); background: var(--panel); }
dialog::backdrop { background: rgba(0,0,0,.65); backdrop-filter: blur(4px); }
dialog form { width: min(420px, calc(100vw - 36px)); padding: 24px; }
dialog h3 { margin: 0 0 20px; }
dialog label { display: block; color: var(--muted); font-size: 12px; margin-top: 14px; }
dialog input { width: 100%; margin-top: 7px; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 24px; }
.dialog-actions button { border: 0; border-radius: 9px; padding: 9px 15px; color: #07101d; background: var(--cyan); font-weight: 800; }
.dialog-actions .secondary { color: var(--text); background: var(--panel-2); }
.admin-dialog-body { width: min(520px, calc(100vw - 36px)); padding: 24px; }
.dialog-title-row { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; }
.dialog-title-row h3 { margin: 0; }
.dialog-close { border: 0; background: transparent; color: var(--muted); font-size: 26px; line-height: 1; }
.dialog-description, .field-help { color: var(--muted); font-size: 12px; line-height: 1.6; }
.admin-dialog form label { display: block; color: var(--muted); font-size: 12px; margin-top: 18px; }
.admin-dialog form > label > input { width: 100%; margin-top: 7px; }
.primary-button, .secondary-button { border: 0; border-radius: 9px; padding: 10px 15px; font-weight: 800; }
.primary-button { color: #07101d; background: var(--cyan); }
.secondary-button { color: var(--text); background: var(--panel-2); border: 1px solid var(--line); }
.full-button { width: 100%; margin-top: 18px; }
.form-error { color: var(--red); font-size: 12px; line-height: 1.5; }
.admin-status-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 9px; margin-top: 20px; }
.admin-status-grid div { background: var(--bg); border: 1px solid var(--line); border-radius: 10px; padding: 12px; }
.admin-status-grid span, .admin-status-grid strong { display: block; }
.admin-status-grid span { color: var(--muted); font-size: 10px; margin-bottom: 6px; }
.admin-status-grid strong { font-size: 12px; }
.input-with-unit { display: flex; align-items: center; gap: 10px; margin-top: 7px; }
.input-with-unit input { width: 120px; }
.input-with-unit span { color: var(--muted); }
.admin-actions { display: flex; justify-content: flex-end; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.logout-button { display: block; margin: 18px auto 0; border: 0; background: transparent; color: var(--muted); font-size: 11px; }
.toast { position: fixed; right: 24px; bottom: 24px; padding: 12px 16px; border-radius: 10px; background: var(--text); color: var(--bg); font-weight: 700; transform: translateY(90px); opacity: 0; transition: .25s; z-index: 30; }
.toast.show { transform: translateY(0); opacity: 1; }

@media (max-width: 900px) {
  .dashboard-grid { grid-template-columns: 1fr 1fr; }
  .span-2 { grid-column: span 2; }
  .ticker-strip { grid-template-columns: repeat(3, 1fr); }
  .ticker:nth-child(n+4) { display: none; }
}

@media (max-width: 640px) {
  .topbar { height: 62px; padding: 0 16px; }
  .brand span { display: none; }
  main { width: min(100% - 24px, 1240px); padding-top: 18px; }
  .hero { align-items: flex-end; padding-bottom: 24px; }
  .hero-copy { font-size: 13px; }
  .fear-gauge { transform: scale(.8); transform-origin: right bottom; margin-left: -20px; }
  .ticker-strip { grid-template-columns: repeat(3, minmax(110px, 1fr)); overflow-x: auto; }
  .ticker { padding: 13px; }
  .ticker:nth-child(n) { display: block; }
  .dashboard-grid { grid-template-columns: 1fr; }
  .span-2 { grid-column: span 1; }
  .panel { padding: 18px; }
  .sector-row { grid-template-columns: 94px 1fr 50px; gap: 9px; }
  .flow-stock-layout { grid-template-columns: 1fr; }
  .flow-stock-row { grid-template-columns: minmax(0, 1fr) auto; }
  .stock-flow { grid-column: 1 / -1; }
  .news-item { grid-template-columns: auto 1fr; }
  .news-score { display: none; }
  .connection-grid { grid-template-columns: 1fr; }
  .related-signal { grid-template-columns: auto minmax(0, 1fr); }
  .related-signal > .signal-direction { grid-column: 2; }
  .admin-status-grid { grid-template-columns: 1fr; }
  .admin-actions { flex-direction: column-reverse; }
  .admin-actions button { width: 100%; }
  .mobile-nav {
    position: fixed; display: grid; grid-template-columns: repeat(4,1fr); z-index: 20;
    bottom: 0; left: 0; right: 0; padding: 8px 8px max(8px, env(safe-area-inset-bottom));
    background: rgba(7,16,29,.94); border-top: 1px solid var(--line); backdrop-filter: blur(18px);
  }
  .mobile-nav a { color: var(--muted); text-decoration: none; text-align: center; font-size: 10px; }
  .mobile-nav span { display: block; font-size: 18px; margin-bottom: 2px; }
  .mobile-nav a.active { color: var(--cyan); }
  .toast { left: 16px; right: 16px; bottom: 74px; text-align: center; }
}