:root {
  color-scheme: dark;
  --bg: #050607;
  --panel: rgba(18, 20, 23, 0.92);
  --red: #ff2a2a;
  --red-dark: #7d0b0b;
  --amber: #ffb020;
  --green: #35e58a;
  --text: #f4f6f8;
  --muted: #9aa4ad;
  --line: rgba(255, 42, 42, 0.28);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: Inter, "Noto Sans TC", system-ui, sans-serif;
  background:
    linear-gradient(rgba(255, 35, 35, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 35, 35, 0.035) 1px, transparent 1px),
    radial-gradient(circle at 80% 0%, #3b0808 0, transparent 34%),
    var(--bg);
  background-size: 34px 34px, 34px 34px, auto, auto;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    rgba(255, 255, 255, 0.018),
    rgba(255, 255, 255, 0.018) 1px,
    transparent 1px,
    transparent 4px
  );
}

.shell { width: min(1500px, 94vw); margin: 0 auto; padding: 28px 0 64px; }

header {
  position: relative;
  overflow: hidden;
  padding: 28px;
  border: 1px solid var(--line);
  border-left: 5px solid var(--red);
  background: linear-gradient(120deg, rgba(55, 7, 7, 0.94), rgba(10, 12, 14, 0.96));
  box-shadow: 0 0 34px rgba(255, 25, 25, 0.14);
}

header::after {
  content: "";
  position: absolute;
  right: -90px;
  top: -140px;
  width: 330px;
  height: 330px;
  border: 2px solid rgba(255, 50, 50, 0.22);
  border-radius: 50%;
  box-shadow: inset 0 0 0 24px rgba(255, 50, 50, 0.025);
}

h1 { margin: 0 0 8px; font-size: clamp(28px, 4vw, 54px); letter-spacing: 0.04em; }
h2 { margin: 0 0 16px; color: #fff; }
h3 { color: #ff7777; }

.eyebrow, .meta {
  color: var(--red);
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.meta { color: var(--muted); font-size: 13px; letter-spacing: 0.08em; }

.ticker {
  margin: 18px 0;
  padding: 11px 16px;
  overflow: hidden;
  white-space: nowrap;
  border: 1px solid var(--line);
  background: #0d0f11;
  color: #ffb0b0;
}

.main-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 18px 0;
}

.nav-button {
  border: 1px solid var(--line);
  padding: 12px 18px;
  color: var(--text);
  background: linear-gradient(135deg, #151719, #260606);
  text-decoration: none;
  font-weight: 900;
  cursor: pointer;
  box-shadow: 0 0 18px rgba(255, 42, 42, 0.08);
}

.nav-button:hover,
.nav-button.active {
  border-color: #ff5b5b;
  color: white;
  background: linear-gradient(135deg, #7d0b0b, #250404);
}

.search-panel {
  margin-bottom: 18px;
}

.search-input {
  width: 100%;
  border: 1px solid var(--line);
  padding: 14px 16px;
  color: var(--text);
  background: #090b0d;
  font: inherit;
  outline: none;
}

.search-input:focus {
  border-color: #ff5b5b;
  box-shadow: 0 0 16px rgba(255, 42, 42, 0.16);
}

.grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 16px; }
.card {
  grid-column: span 4;
  padding: 20px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-top: 2px solid var(--red-dark);
  background: var(--panel);
  box-shadow: 0 14px 38px rgba(0, 0, 0, 0.28);
}

.card.wide { grid-column: 1 / -1; }
.card.half { grid-column: span 6; }

.metric { font-size: 30px; font-weight: 900; }
.up, .positive { color: var(--red); }
.down, .negative { color: var(--green); }
.neutral { color: var(--amber); }
.muted { color: var(--muted); }

table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
th, td { padding: 12px 10px; border-bottom: 1px solid rgba(255,255,255,0.07); text-align: left; }
th { position: sticky; top: 0; color: #ff9191; background: #111316; }
tr:hover td { background: rgba(255, 42, 42, 0.045); }
a { color: #ff8585; }

.chart {
  min-height: 150px;
  border: 1px solid var(--line);
  background:
    linear-gradient(rgba(255, 42, 42, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 42, 42, 0.07) 1px, transparent 1px),
    #090b0d;
  background-size: 28px 28px;
}

.music-control {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 20;
  border: 1px solid #ff5b5b;
  padding: 12px 16px;
  color: white;
  background: #4b0808;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 0 24px rgba(255, 31, 31, 0.25);
}

.status {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  padding: 5px 10px;
  border: 1px solid var(--line);
  color: #ffadad;
}

.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 16px;
}

.tab {
  border: 1px solid var(--line);
  padding: 10px 14px;
  color: var(--text);
  background: #0d0f11;
  cursor: pointer;
  font-weight: 800;
}

.tab.active {
  color: white;
  background: linear-gradient(135deg, #7d0b0b, #250404);
  box-shadow: 0 0 18px rgba(255, 42, 42, 0.18);
}

.archive-list {
  display: grid;
  gap: 12px;
}

.report-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 16px;
  align-items: center;
  padding: 16px;
  border: 1px solid rgba(255, 42, 42, 0.18);
  background: rgba(255, 42, 42, 0.035);
}

.report-row h3 {
  margin: 4px 0 8px;
  color: var(--text);
}

.open-report {
  border: 1px solid #ff5b5b;
  padding: 10px 13px;
  color: white;
  background: #4b0808;
  text-decoration: none;
  font-weight: 900;
  white-space: nowrap;
}

footer { margin-top: 28px; color: var(--muted); font-size: 13px; }

@media (max-width: 900px) {
  .card, .card.half { grid-column: 1 / -1; }
  .report-row { grid-template-columns: 1fr; }
  table { display: block; overflow-x: auto; }
}