/* ── CSS Design Tokens ── */
:root {
  --background:  #ffffff;
  --foreground:  #09090b;
  --card:        #ffffff;
  --card-fg:     #09090b;
  --border:      #e4e4e7;
  --input:       #e4e4e7;
  --primary:     #18181b;
  --primary-fg:  #fafafa;
  --muted:       #f4f4f5;
  --muted-fg:    #71717a;
  --ring:        #18181b;
  --radius:      0.5rem;
  --up:          #16a34a;
  --down:        #dc2626;
  --chart-line:  #2563eb;
  --chart-vol:   #d1d5db;
}
[data-theme="dark"] {
  --background:  #09090b;
  --foreground:  #fafafa;
  --card:        #18181b;
  --card-fg:     #fafafa;
  --border:      #27272a;
  --input:       #27272a;
  --primary:     #fafafa;
  --primary-fg:  #18181b;
  --muted:       #27272a;
  --muted-fg:    #a1a1aa;
  --ring:        #d4d4d8;
  --chart-line:  #60a5fa;
  --chart-vol:   #3f3f46;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 14px;
  line-height: 1.5;
  background: var(--background);
  color: var(--foreground);
  min-height: 100vh;
}
a { color: inherit; text-decoration: none; }

/* ── Header ── */
.header {
  border-bottom: 1px solid var(--border);
  background: var(--background);
  position: sticky; top: 0; z-index: 10;
}
.header-inner {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 24px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo { font-size: 16px; font-weight: 700; letter-spacing: -0.03em; }
.logo span { color: var(--muted-fg); font-weight: 400; }
.nav { display: flex; gap: 4px; }
.nav-link {
  padding: 6px 12px;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 500;
  color: var(--muted-fg);
  cursor: pointer;
  border: none;
  background: none;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}
.nav-link:hover { background: var(--muted); color: var(--foreground); }
.nav-link.active { background: var(--muted); color: var(--foreground); }

/* ── Main ── */
.main {
  max-width: 960px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}

/* ── Search Block ── */
.search-block { margin-bottom: 48px; }
.search-label {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}
.search-row {
  display: flex;
  gap: 8px;
}
.input {
  flex: 1;
  height: 44px;
  padding: 0 14px;
  border: 1px solid var(--input);
  border-radius: var(--radius);
  background: var(--background);
  color: var(--foreground);
  font-size: 15px;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.input:focus {
  border-color: var(--ring);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ring) 15%, transparent);
}
.input::placeholder { color: var(--muted-fg); }
.btn {
  height: 44px;
  padding: 0 18px;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
}
.btn-primary { background: var(--primary); color: var(--primary-fg); }
.btn-primary:hover { opacity: 0.85; }

/* ── Section Header ── */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}
.section-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--muted-fg);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ── Card ── */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.card-header {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.card-title { font-size: 13px; font-weight: 600; }

/* ── Table ── */
.fav-table { width: 100%; border-collapse: collapse; }
.fav-table th {
  padding: 8px 14px;
  text-align: left;
  font-size: 11px;
  font-weight: 500;
  color: var(--muted-fg);
}
.fav-table th.r, .fav-table td.r { text-align: right; }
.fav-table td {
  padding: 11px 14px;
  font-size: 13px;
  border-top: 1px solid var(--border);
}
.fav-table tbody tr { cursor: pointer; transition: background 0.1s; }
.fav-table tbody tr:hover { background: var(--muted); }

/* ── Utilities ── */
.code { font-family: ui-monospace, monospace; font-size: 11px; color: var(--muted-fg); font-weight: 600; }
.name { font-weight: 500; }
.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 9999px;
  font-size: 11px;
  font-weight: 500;
  background: var(--muted);
  color: var(--muted-fg);
}
.empty-state {
  padding: 48px 0;
  text-align: center;
  color: var(--muted-fg);
  font-size: 13px;
}
.up   { color: var(--up); }
.down { color: var(--down); }

/* ── Stock Page ── */
.page-header { margin-bottom: 32px; }
.page-title  { font-size: 24px; font-weight: 700; letter-spacing: -0.03em; }
.page-meta   { font-size: 13px; color: var(--muted-fg); margin-top: 4px; }

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 12px;
  margin-bottom: 32px;
}
.metric-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
}
.metric-label { font-size: 11px; color: var(--muted-fg); font-weight: 500; margin-bottom: 4px; }
.metric-value { font-size: 22px; font-weight: 700; font-variant-numeric: tabular-nums; }
.metric-sub   { font-size: 11px; color: var(--muted-fg); margin-top: 2px; }

.chart-wrap {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 24px;
}
.chart-title { font-size: 13px; font-weight: 600; margin-bottom: 16px; }

/* ── Stock Page ── */
.breadcrumb {
  display: flex; align-items: center; gap: 6px;
  font-size: 13px; color: var(--muted-fg); margin-bottom: 20px;
}

.stock-hero {
  display: flex; align-items: flex-start;
  justify-content: space-between; flex-wrap: wrap; gap: 16px;
  margin-bottom: 24px;
}
.stock-code { font-size: 12px; font-weight: 600; font-family: ui-monospace, monospace; color: var(--muted-fg); margin-bottom: 2px; }
.stock-name { font-size: 24px; font-weight: 700; letter-spacing: -0.03em; margin-bottom: 6px; }
.tags { display: flex; gap: 6px; flex-wrap: wrap; }
.tag { display: inline-flex; padding: 2px 8px; border-radius: 4px; font-size: 11px; font-weight: 500; background: var(--muted); color: var(--muted-fg); }
.tag.credit { background: #fef9c3; color: #854d0e; }
[data-theme="dark"] .tag.credit { background: #422006; color: #fde68a; }

.stock-price-block { text-align: right; }
.stock-price { font-size: 36px; font-weight: 800; letter-spacing: -0.04em; font-variant-numeric: tabular-nums; }
.stock-change { font-size: 15px; font-weight: 500; margin-top: 2px; }
.stock-vol { font-size: 12px; color: var(--muted-fg); margin-top: 4px; }

.grid-main { display: grid; grid-template-columns: 1fr 320px; gap: 20px; margin-bottom: 20px; }
@media (max-width: 900px) { .grid-main { grid-template-columns: 1fr; } }

.card-body { padding: 18px; }
.card-sub  { font-size: 11px; color: var(--muted-fg); }

.metrics-section { margin-bottom: 14px; }
.metrics-section-label {
  font-size: 11px; font-weight: 600; color: var(--muted-fg);
  text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 8px;
}
.metrics-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
.metric-card { background: var(--muted); border-radius: 6px; padding: 12px 14px; }
.metric-label { font-size: 11px; color: var(--muted-fg); font-weight: 500; margin-bottom: 1px; }
.metric-value { font-size: 20px; font-weight: 700; letter-spacing: -0.03em; font-variant-numeric: tabular-nums; }
.metric-sub { font-size: 10px; color: var(--muted-fg); margin-top: 2px; }

.info-list { display: flex; flex-direction: column; gap: 7px; }
.info-row  { display: flex; justify-content: space-between; align-items: center; font-size: 12px; }
.info-label { color: var(--muted-fg); }
.info-value { font-weight: 600; font-variant-numeric: tabular-nums; }

.section-title { font-size: 14px; font-weight: 600; margin: 24px 0 10px; }
.divider { border: none; border-top: 1px solid var(--border); margin: 8px 0; }

table { width: 100%; border-collapse: collapse; }
th { padding: 8px 12px; text-align: left; font-size: 11px; font-weight: 500; color: var(--muted-fg); white-space: nowrap; }
th.r, td.r { text-align: right; }
td { padding: 10px 12px; font-size: 12px; border-top: 1px solid var(--border); }
tbody tr:hover { background: var(--muted); }
.fy { font-weight: 600; }
.per-type { font-size: 10px; background: var(--muted); padding: 1px 5px; border-radius: 3px; font-weight: 600; }

.fin-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 20px; }
@media (max-width: 700px) { .fin-grid { grid-template-columns: 1fr; } }
.fin-block-title { font-size: 12px; font-weight: 600; color: var(--muted-fg); margin-bottom: 8px; padding-bottom: 6px; border-bottom: 1px solid var(--border); }
.fin-row { display: flex; justify-content: space-between; padding: 5px 0; font-size: 12px; border-bottom: 1px solid var(--border); }
.fin-row:last-child { border-bottom: none; }
.fin-key { color: var(--muted-fg); }
.fin-val { font-weight: 600; font-variant-numeric: tabular-nums; }
.fin-val.positive { color: var(--up); }
.fin-val.negative { color: var(--down); }

/* ── SVG Price Chart ── */
.chart-svg { width: 100%; display: block; }
.chart-grid { stroke: var(--border); stroke-width: 1; }
.chart-label { font-size: 10px; fill: var(--muted-fg); font-family: ui-monospace, monospace; }
.price-line { fill: none; stroke: var(--chart-line); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.price-area { fill: var(--chart-line); opacity: 0.08; }
.vol-bar { fill: var(--chart-vol); }
.vol-bar-up   { fill: var(--up);   opacity: 0.5; }
.vol-bar-down { fill: var(--down); opacity: 0.4; }