:root {
  --background: #0a0a0a;
  --cream: #f1eec0;
  --foreground: #f1eec0;
  --accent-red: #ea4530;
  --accent-blue: #3aa1d8;

  --bg: var(--background);
  --bg-elev: #141414;
  --bg-card: #121212;
  --border: rgba(241, 238, 192, 0.16);
  --border-soft: rgba(241, 238, 192, 0.08);
  --text: var(--foreground);
  --muted: rgba(241, 238, 192, 0.62);
  --accent: var(--accent-blue);
  --accent-2: var(--accent-blue);
  --warn: #ea4530;
  --danger: #ea4530;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.55);
  --radius: 14px;
  --font: "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --drawer-width: min(300px, 86vw);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--foreground);
  background: var(--background);
  min-height: 100vh;
  line-height: 1.6;
}
body.drawer-open { overflow: hidden; }

::selection {
  background: var(--accent-red);
  color: var(--cream);
}

a { color: var(--accent-blue); text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 2px solid var(--accent-blue);
  outline-offset: 2px;
}

.container { width: min(1100px, calc(100% - 2rem)); margin: 0 auto; }

.site-header {
  position: sticky; top: 0; z-index: 20;
  backdrop-filter: blur(14px);
  background: rgba(10, 10, 10, 0.88);
  border-bottom: 1px solid var(--border-soft);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding: 0.85rem 0;
}
.nav-left {
  display: flex; align-items: center; gap: 0.65rem;
}
.menu-toggle {
  width: 42px; height: 42px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(241, 238, 192, 0.04);
  color: var(--cream);
  cursor: pointer;
  display: grid; place-items: center;
  padding: 0;
  flex-shrink: 0;
}
.menu-toggle:hover {
  background: rgba(241, 238, 192, 0.08);
  border-color: rgba(241, 238, 192, 0.28);
}
.hamburger,
.hamburger::before,
.hamburger::after {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--cream);
  border-radius: 2px;
  position: relative;
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.hamburger::before,
.hamburger::after {
  content: "";
  position: absolute;
  left: 0;
}
.hamburger::before { top: -6px; }
.hamburger::after { top: 6px; }
.menu-toggle[aria-expanded="true"] .hamburger { background: transparent; }
.menu-toggle[aria-expanded="true"] .hamburger::before {
  top: 0; transform: rotate(45deg);
}
.menu-toggle[aria-expanded="true"] .hamburger::after {
  top: 0; transform: rotate(-45deg);
}

.brand { display: flex; align-items: center; gap: 0.75rem; color: inherit; text-decoration: none; }
.brand:hover { text-decoration: none; }
.logo {
  width: 36px; height: 36px; border-radius: 10px;
  background: var(--accent-red);
  display: grid; place-items: center; font-weight: 800; color: var(--cream);
  box-shadow: 0 8px 24px rgba(234, 69, 48, 0.35);
}
.brand-text strong { display: block; font-size: 1rem; color: var(--cream); }
.brand-text span { display: block; font-size: 0.75rem; color: var(--muted); }

.nav-right {
  display: flex; align-items: center; margin-left: auto;
  flex-shrink: 0;
}
.header-counter {
  display: inline-flex; align-items: baseline; gap: 0.45rem;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  border: 1px solid rgba(58, 161, 216, 0.35);
  background: rgba(58, 161, 216, 0.1);
  color: var(--cream);
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
}
.header-counter-label {
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-blue);
  font-weight: 700;
}
.header-counter-value {
  font-family: var(--mono);
  font-size: 0.95rem;
  font-weight: 750;
  color: var(--cream);
}
@media (max-width: 420px) {
  .header-counter { padding: 0.3rem 0.55rem; gap: 0.3rem; }
  .header-counter-label { font-size: 0.62rem; }
  .header-counter-value { font-size: 0.85rem; }
}

.drawer-backdrop {
  position: fixed; inset: 0; z-index: 40;
  background: rgba(0, 0, 0, 0.55);
  border: 0; padding: 0; margin: 0;
  cursor: pointer;
}
.drawer-backdrop[hidden] { display: none; }

.drawer {
  position: fixed; top: 0; left: 0; bottom: 0;
  width: var(--drawer-width);
  z-index: 50;
  background: #0f0f0f;
  border-right: 1px solid var(--border);
  box-shadow: var(--shadow);
  transform: translateX(-105%);
  transition: transform 0.22s ease;
  display: flex; flex-direction: column;
  padding: 0.85rem 0.9rem 1.25rem;
}
.drawer.is-open {
  transform: translateX(0);
}
.drawer-head {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 0.75rem; padding: 0.25rem 0.2rem;
}
.drawer-title {
  font-weight: 700; letter-spacing: 0.04em; color: var(--cream);
}
.drawer-close {
  width: 36px; height: 36px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--cream);
  font-size: 1.4rem; line-height: 1;
  cursor: pointer;
}
.drawer-close:hover {
  background: rgba(241, 238, 192, 0.06);
}
.drawer-nav {
  display: flex; flex-direction: column; gap: 0.25rem;
}
.drawer-nav a {
  color: var(--cream);
  padding: 0.8rem 0.85rem;
  border-radius: 10px;
  border: 1px solid transparent;
  text-decoration: none;
  font-weight: 600;
}
.drawer-nav a:hover,
.drawer-nav a:focus-visible {
  background: rgba(58, 161, 216, 0.12);
  border-color: rgba(58, 161, 216, 0.35);
  text-decoration: none;
}

.hero { padding: 3rem 0 1.5rem; }
.hero-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 1.5rem; align-items: stretch; }
@media (max-width: 860px) { .hero-grid { grid-template-columns: 1fr; } }
.eyebrow {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-size: 0.8rem; color: var(--accent-blue); letter-spacing: 0.04em;
  text-transform: uppercase; font-weight: 700;
}
h1 { font-size: clamp(1.8rem, 4vw, 2.6rem); line-height: 1.2; margin: 0.6rem 0 0.8rem; color: var(--cream); }
.lead { color: var(--muted); font-size: 1.05rem; margin: 0 0 1.2rem; max-width: 52ch; }
.hero-actions { display: flex; gap: 0.75rem; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.4rem;
  border-radius: 999px; padding: 0.7rem 1.1rem; font-weight: 650;
  border: 1px solid var(--border); color: var(--cream); background: rgba(241,238,192,0.04);
  cursor: pointer; text-decoration: none;
}
.btn:hover {
  text-decoration: none;
  border-color: rgba(58, 161, 216, 0.55);
  background: rgba(58, 161, 216, 0.12);
}
.btn-primary {
  background: var(--accent-red);
  border-color: transparent; color: var(--cream);
  box-shadow: 0 10px 28px rgba(234, 69, 48, 0.35);
}
.btn-primary:hover {
  filter: brightness(1.08);
  background: #f0533e;
}

.stat-card {
  background: linear-gradient(180deg, rgba(241,238,192,0.04), transparent), var(--bg-card);
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.25rem; box-shadow: var(--shadow);
}
.stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.85rem; }
.stat { padding: 0.85rem; border-radius: 12px; background: rgba(241,238,192,0.03); border: 1px solid var(--border-soft); }
.stat .label { color: var(--muted); font-size: 0.78rem; }
.stat .value { font-size: 1.35rem; font-weight: 750; margin-top: 0.2rem; font-variant-numeric: tabular-nums; color: var(--cream); }
.note-box {
  margin-top: 0.9rem; font-size: 0.85rem; color: var(--muted);
  padding: 0.75rem 0.85rem; border-left: 3px solid var(--accent-blue);
  background: rgba(58, 161, 216, 0.08); border-radius: 0 10px 10px 0;
}

section { padding: 2rem 0; }
#cases { padding-top: 2.75rem; }
.hero { border-top: 1px solid var(--border-soft); }
.section-head {
  display: flex; justify-content: space-between; align-items: end; gap: 1rem;
  margin-bottom: 1rem; flex-wrap: wrap;
}
.section-head h2 { margin: 0; font-size: 1.45rem; color: var(--cream); }
.section-head p { margin: 0.25rem 0 0; color: var(--muted); font-size: 0.92rem; }

.cases-list {
  display: grid; gap: 0.85rem;
}
.case-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.1rem 1.2rem;
  box-shadow: var(--shadow);
}
.case-card h3 {
  margin: 0 0 0.45rem;
  font-size: 1.05rem;
  line-height: 1.35;
}
.case-card h3 a {
  color: var(--cream);
  text-decoration: none;
}
.case-card h3 a:hover {
  color: var(--accent-blue);
  text-decoration: underline;
}
.case-meta {
  display: flex; flex-wrap: wrap; gap: 0.5rem 0.85rem;
  color: var(--muted); font-size: 0.85rem; margin: 0 0 0.45rem;
}
.case-meta .source { color: var(--accent-blue); }
.case-summary {
  margin: 0; color: var(--muted); font-size: 0.92rem;
}

.controls {
  display: flex; gap: 0.65rem; flex-wrap: wrap; align-items: center;
  margin-bottom: 1rem;
}
input[type="search"], select {
  background: var(--bg-elev); color: var(--cream);
  border: 1px solid var(--border); border-radius: 12px;
  padding: 0.7rem 0.9rem; font: inherit; outline: none;
}
input[type="search"] { min-width: min(320px, 100%); flex: 1; }
input[type="search"]:focus, select:focus {
  border-color: rgba(58, 161, 216, 0.75);
  box-shadow: 0 0 0 3px rgba(58, 161, 216, 0.18);
}
option { background: #121212; color: var(--cream); }

.table-wrap {
  overflow: auto; border: 1px solid var(--border); border-radius: var(--radius);
  background: rgba(18, 18, 18, 0.92); box-shadow: var(--shadow);
}
table { width: 100%; border-collapse: collapse; min-width: 760px; }
th, td { padding: 0.85rem 1rem; text-align: left; border-bottom: 1px solid var(--border-soft); vertical-align: top; }
th {
  position: sticky; top: 0; background: #101010; color: var(--muted);
  font-size: 0.78rem; letter-spacing: 0.04em; text-transform: uppercase; font-weight: 700;
}
tr:last-child td { border-bottom: none; }
tbody tr:hover { background: rgba(58, 161, 216, 0.07); }
.rank {
  font-family: var(--mono); font-weight: 700; color: var(--muted); width: 3.2rem;
}
.rank.top { color: var(--accent-red); }
.name-cell strong { display: block; color: var(--cream); }
.name-cell .desc { color: var(--muted); font-size: 0.86rem; margin-top: 0.15rem; }
.founder { color: var(--muted); font-size: 0.9rem; }
.mrr {
  font-family: var(--mono); font-weight: 700; font-variant-numeric: tabular-nums;
  white-space: nowrap; color: var(--cream);
}
.growth {
  font-family: var(--mono); font-variant-numeric: tabular-nums; white-space: nowrap;
}
.growth.up { color: var(--accent-blue); }
.growth.down { color: var(--accent-red); }
.growth.flat { color: var(--muted); }
.badge {
  display: inline-flex; align-items: center; gap: 0.25rem;
  font-size: 0.72rem; padding: 0.18rem 0.5rem; border-radius: 999px;
  border: 1px solid var(--border); color: var(--muted); background: rgba(241,238,192,0.03);
}
.link-btn {
  display: inline-flex; padding: 0.35rem 0.65rem; border-radius: 999px;
  border: 1px solid var(--border); color: var(--cream); font-size: 0.82rem;
}
.link-btn:hover {
  text-decoration: none;
  border-color: rgba(58, 161, 216, 0.55);
  background: rgba(58, 161, 216, 0.12);
}

.cards {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1rem;
}
.card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.15rem 1.2rem; box-shadow: var(--shadow);
}
.card h3 { margin: 0 0 0.5rem; font-size: 1.05rem; color: var(--cream); }
.card p, .card li { color: var(--muted); font-size: 0.92rem; }
.card ol, .card ul { margin: 0.4rem 0 0; padding-left: 1.15rem; }
.card li { margin: 0.35rem 0; }
.card strong { color: var(--cream); }
.pill {
  display: inline-block; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.04em;
  text-transform: uppercase; color: var(--accent-blue); margin-bottom: 0.45rem;
}

.placeholder {
  border: 1px dashed rgba(241,238,192,0.28); border-radius: var(--radius);
  padding: 1.4rem; background: rgba(241,238,192,0.02);
}
.placeholder code {
  font-family: var(--mono); font-size: 0.85rem; color: var(--cream);
  background: rgba(58, 161, 216, 0.14); padding: 0.1rem 0.35rem; border-radius: 6px;
}
.pre {
  margin-top: 0.85rem; overflow: auto; background: #050505; border: 1px solid var(--border);
  border-radius: 12px; padding: 0.9rem 1rem; color: rgba(241,238,192,0.78); font-family: var(--mono);
  font-size: 0.8rem; line-height: 1.5;
}

.footer {
  margin-top: 2rem; padding: 2rem 0 2.5rem; border-top: 1px solid var(--border-soft);
  color: var(--muted); font-size: 0.88rem;
}
.footer strong { color: var(--cream); }
.disclaimer {
  margin-top: 0.8rem; padding: 0.85rem 1rem; border-radius: 12px;
  background: rgba(234, 69, 48, 0.08); border: 1px solid rgba(234, 69, 48, 0.28);
  color: #f5c4bc; font-size: 0.85rem;
}
.empty { padding: 2rem; text-align: center; color: var(--muted); }