@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500&family=Space+Grotesk:wght@300;400;500;700&display=swap');

:root {
  --bg: #050505;
  --panel: #0a0a0a;
  --border: #1c1c1c;
  --text: #e8e6e3;
  --muted: #6b6b6b;
  --mono: 'Space Grotesk', sans-serif;
  --body: 'Inter', sans-serif;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--body);
  min-height: 100vh;
  position: relative;
}
body::after {
  content: '';
  position: fixed; inset: 0;
  pointer-events: none;
  opacity: .035;
  z-index: 9999;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- AUTH ---------- */
.auth-wrap {
  min-height: 100vh;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  padding: 24px;
}
.auth-brand {
  font-family: var(--mono);
  font-size: clamp(40px, 8vw, 88px);
  font-weight: 700;
  letter-spacing: .18em;
  margin-bottom: 8px;
  user-select: none;
}
.auth-tag {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .5em;
  color: var(--muted);
  text-transform: uppercase;
  margin-bottom: 56px;
}
.auth-card { width: 100%; max-width: 380px; }
.field { margin-bottom: 28px; }
.field label {
  display: block;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .35em;
  color: var(--muted);
  text-transform: uppercase;
  margin-bottom: 10px;
}
.field input {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  padding: 10px 2px;
  color: var(--text);
  font-family: var(--body);
  font-size: 15px;
  outline: none;
  transition: border-color .25s;
}
.field input:focus { border-bottom-color: var(--text); }
.btn-line {
  width: 100%;
  background: transparent;
  border: 1px solid var(--text);
  color: var(--text);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .4em;
  text-transform: uppercase;
  padding: 16px;
  cursor: pointer;
  margin-top: 12px;
  transition: background .2s, color .2s;
}
.btn-line:hover { background: var(--text); color: var(--bg); }
.auth-alt {
  margin-top: 32px;
  text-align: center;
  font-size: 12px;
  color: var(--muted);
}
.auth-alt a {
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px solid var(--border);
  transition: border-color .2s;
}
.auth-alt a:hover { border-bottom-color: var(--text); }
.auth-error {
  color: #b33;
  font-size: 12px;
  letter-spacing: .1em;
  text-align: center;
  margin-top: 18px;
  min-height: 16px;
}

/* ---------- SHELL ---------- */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 22px 48px;
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0;
  background: rgba(5,5,5,.88);
  backdrop-filter: blur(14px);
  z-index: 10;
}
.brand {
  font-family: var(--mono);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .35em;
}
.topbar-right { display: flex; gap: 28px; align-items: center; }
.topbar-meta {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .3em;
  color: var(--muted);
  text-transform: uppercase;
}
.link-out {
  background: none; border: none;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .3em;
  color: var(--muted);
  text-transform: uppercase;
  cursor: pointer;
  transition: color .2s;
}
.link-out:hover { color: var(--text); }

.container { max-width: 1280px; margin: 0 auto; padding: 72px 48px; }

.hero-title {
  font-family: var(--mono);
  font-size: clamp(34px, 5vw, 64px);
  font-weight: 300;
  letter-spacing: .04em;
  line-height: 1.05;
  margin-bottom: 14px;
}
.hero-sub {
  font-size: 13px;
  color: var(--muted);
  letter-spacing: .08em;
  margin-bottom: 64px;
}

.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin-bottom: 64px;
}
.stat-cell {
  padding: 32px 24px;
  border-right: 1px solid var(--border);
}
.stat-cell:last-child { border-right: none; }
.stat-num {
  font-family: var(--mono);
  font-size: 38px;
  font-weight: 300;
  margin-bottom: 8px;
}
.stat-label {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: .35em;
  color: var(--muted);
  text-transform: uppercase;
}

.search-box { margin-bottom: 48px; position: relative; }
.search-box input {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  padding: 14px 2px;
  color: var(--text);
  font-family: var(--body);
  font-size: 15px;
  outline: none;
  transition: border-color .25s;
}
.search-box input:focus { border-bottom-color: var(--text); }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}
.cat-card {
  background: var(--bg);
  padding: 36px 28px;
  text-decoration: none;
  color: inherit;
  transition: background .25s;
  position: relative;
}
.cat-card:hover { background: var(--panel); }
.cat-icon { width: 26px; height: 26px; margin-bottom: 44px; opacity: .85; }
.cat-icon svg { width: 100%; height: 100%; stroke: var(--text); fill: none; stroke-width: 1.2; }
.cat-name {
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: .06em;
  margin-bottom: 8px;
}
.cat-desc {
  font-size: 11px;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 28px;
}
.cat-count {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: .3em;
  color: var(--muted);
  text-transform: uppercase;
}
.cat-card:hover .cat-count { color: var(--text); }

.back-link {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
  display: inline-block;
  margin-bottom: 40px;
  transition: color .2s;
}
.back-link:hover { color: var(--text); }

.item-list { border-top: 1px solid var(--border); }
.item-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 20px 4px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
  transition: padding-left .2s;
}
.item-row:hover { padding-left: 16px; }
.item-meta {
  display: flex; gap: 24px; align-items: center;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: .25em;
  color: var(--muted);
  text-transform: uppercase;
}
.empty {
  color: var(--muted);
  text-align: center;
  padding: 80px 0;
  font-size: 13px;
}

@media (max-width: 720px) {
  .topbar { padding: 18px 24px; }
  .container { padding: 48px 24px; }
  .stat-cell { border-right: none; border-bottom: 1px solid var(--border); }
  .stat-cell:last-child { border-bottom: none; }
}