:root {
  --bg: #0b1520;
  --bg-raise: #101d2b;
  --card: #142234;
  --line: #1e3247;
  --ink: #e8f1f8;
  --ink-mute: #8aa3b8;
  --ink-faint: #5a7389;
  --signal: #2dd4bf;
  --signal-deep: #0d9488;
  --rise: #fbbf24;
  --danger: #f87171;
  --ease: cubic-bezier(0.23, 1, 0.32, 1);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  background:
    radial-gradient(1200px 500px at 80% -10%, rgba(45, 212, 191, 0.07), transparent 60%),
    var(--bg);
  color: var(--ink);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  min-height: 100dvh;
}
h1, h2, .brand, .tabs button, .stat b { font-family: "Sora", system-ui, sans-serif; }
.hidden { display: none !important; }

/* ── Login ── */
.login { display: flex; align-items: center; justify-content: center; min-height: 100dvh; padding: 20px; }
.login-card { width: 100%; max-width: 340px; text-align: center; }
.login-card .mark { font-size: 40px; color: var(--signal); text-shadow: 0 0 30px rgba(45,212,191,.6); }
.login-card h1 { font-size: 28px; font-weight: 800; letter-spacing: -0.02em; margin-top: 10px; }
.login-card .sub { color: var(--ink-mute); margin: 6px 0 26px; }
.login-card input {
  width: 100%; padding: 13px 16px; border-radius: 12px; border: 1px solid var(--line);
  background: var(--bg-raise); color: var(--ink); font-size: 16px; outline: none;
  transition: border-color 150ms var(--ease);
}
.login-card input:focus { border-color: var(--signal); }
.login-card button {
  width: 100%; margin-top: 10px; padding: 13px; border: 0; border-radius: 12px;
  background: var(--signal-deep); color: #fff; font-size: 15px; font-weight: 700;
  cursor: pointer; transition: transform 150ms var(--ease), background 150ms;
}
.login-card button:active { transform: scale(0.97); }
.error { color: var(--danger); font-size: 13px; margin-top: 10px; }

/* ── Shell ── */
header {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: calc(env(safe-area-inset-top) + 14px) 16px 12px;
  position: sticky; top: 0; background: rgba(11, 21, 32, 0.9); backdrop-filter: blur(10px); z-index: 10;
  border-bottom: 1px solid var(--line);
}
.brand { font-weight: 800; font-size: 17px; letter-spacing: -0.01em; }
.brand .mark { color: var(--signal); }
.header-right { display: flex; align-items: center; gap: 10px; }
.last-scrape { color: var(--ink-faint); font-size: 11px; }
.scrape-btn {
  border: 1px solid var(--line); background: var(--bg-raise); color: var(--ink-mute);
  padding: 7px 12px; border-radius: 10px; font-size: 12px; font-weight: 600; cursor: pointer;
  transition: transform 150ms var(--ease), color 150ms, border-color 150ms;
}
.scrape-btn:hover { color: var(--signal); border-color: var(--signal-deep); }
.scrape-btn:active { transform: scale(0.97); }
.scrape-btn:disabled { opacity: 0.5; }

.tabs {
  display: flex; gap: 4px; padding: 10px 12px 0; position: sticky;
  top: calc(env(safe-area-inset-top) + 53px); background: var(--bg); z-index: 9;
}
.tabs button {
  flex: 1; padding: 10px 4px; border: 0; border-radius: 10px 10px 0 0; background: transparent;
  color: var(--ink-mute); font-size: 13px; font-weight: 600; cursor: pointer;
  border-bottom: 2px solid transparent; transition: color 150ms;
}
.tabs button.active { color: var(--signal); border-bottom-color: var(--signal); }
.tabs .count { color: var(--rise); }

main { padding: 14px 12px calc(env(safe-area-inset-bottom) + 30px); max-width: 720px; margin: 0 auto; }

/* ── Cards ── */
.post {
  background: var(--card); border: 1px solid var(--line); border-radius: 14px;
  padding: 14px 14px 12px; margin-bottom: 10px;
  animation: rise-in 300ms var(--ease) both;
}
@keyframes rise-in { from { opacity: 0; transform: translateY(8px); } }
.post:nth-child(2) { animation-delay: 40ms; }
.post:nth-child(3) { animation-delay: 80ms; }
.post:nth-child(4) { animation-delay: 120ms; }

.post-top { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; flex-wrap: wrap; }
.rank { font-family: "Sora"; font-weight: 800; color: var(--ink-faint); font-size: 13px; min-width: 22px; }
.badge {
  font-size: 10px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase;
  padding: 3px 8px; border-radius: 99px; border: 1px solid var(--line); color: var(--ink-mute);
}
.badge.video { color: var(--signal); border-color: rgba(45, 212, 191, 0.4); background: rgba(45, 212, 191, 0.08); }
.badge.document { color: var(--rise); border-color: rgba(251, 191, 36, 0.35); background: rgba(251, 191, 36, 0.07); }
.author { color: var(--ink-mute); font-size: 12.5px; font-weight: 600; }
.age { color: var(--ink-faint); font-size: 12px; margin-left: auto; }

.post-text { color: var(--ink); font-size: 14px; line-height: 1.45; margin-bottom: 10px; word-break: break-word; }

.stats { display: flex; align-items: center; gap: 14px; }
.stat { color: var(--ink-mute); font-size: 12.5px; }
.stat b { color: var(--ink); font-weight: 700; }
.velocity { color: var(--rise); font-weight: 700; font-size: 12.5px; }
.spacer { flex: 1; }
.actions { display: flex; gap: 8px; }
.actions a, .actions button {
  border: 1px solid var(--line); background: var(--bg-raise); color: var(--ink-mute);
  padding: 6px 11px; border-radius: 9px; font-size: 12px; font-weight: 600;
  text-decoration: none; cursor: pointer;
  transition: transform 150ms var(--ease), color 150ms, border-color 150ms;
}
.actions a:hover, .actions button:hover { color: var(--signal); border-color: var(--signal-deep); }
.actions button:active, .actions a:active { transform: scale(0.96); }
.actions button.added { color: var(--rise); border-color: rgba(251, 191, 36, 0.4); }

.vbar { height: 3px; background: var(--line); border-radius: 99px; margin-top: 10px; overflow: hidden; }
.vbar > div { height: 100%; background: linear-gradient(90deg, var(--signal-deep), var(--rise)); border-radius: 99px; }

/* ── Watchlist & shortlist rows ── */
.row {
  display: flex; align-items: center; gap: 10px; background: var(--card);
  border: 1px solid var(--line); border-radius: 12px; padding: 11px 13px; margin-bottom: 8px;
}
.row .grow { flex: 1; min-width: 0; }
.row .title { font-weight: 600; font-size: 14px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.row .sub { color: var(--ink-faint); font-size: 12px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.row button, .row a {
  border: 1px solid var(--line); background: var(--bg-raise); color: var(--ink-mute);
  padding: 6px 10px; border-radius: 8px; font-size: 12px; cursor: pointer; text-decoration: none;
}
.row button:hover { color: var(--signal); }
.row button.danger:hover { color: var(--danger); border-color: rgba(248, 113, 113, 0.4); }
.row.off { opacity: 0.45; }

.add-form { display: flex; gap: 8px; margin-bottom: 14px; }
.add-form input {
  flex: 1; padding: 11px 13px; border-radius: 11px; border: 1px solid var(--line);
  background: var(--bg-raise); color: var(--ink); font-size: 14px; outline: none; min-width: 0;
}
.add-form input:focus { border-color: var(--signal); }
.add-form button {
  border: 0; background: var(--signal-deep); color: #fff; font-weight: 700;
  padding: 0 18px; border-radius: 11px; cursor: pointer; font-size: 14px;
  transition: transform 150ms var(--ease);
}
.add-form button:active { transform: scale(0.96); }

.empty { text-align: center; color: var(--ink-faint); padding: 60px 20px; }
.empty b { color: var(--ink-mute); display: block; margin-bottom: 6px; font-size: 15px; }

select.status {
  background: var(--bg-raise); color: var(--ink-mute); border: 1px solid var(--line);
  border-radius: 8px; padding: 5px 6px; font-size: 12px;
}
.toast {
  position: fixed; bottom: calc(env(safe-area-inset-bottom) + 18px); left: 50%;
  transform: translateX(-50%); background: var(--card); border: 1px solid var(--line);
  color: var(--ink); padding: 10px 18px; border-radius: 12px; font-size: 13.5px; z-index: 50;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  transition: transform 200ms var(--ease), opacity 200ms;
  @starting-style { transform: translateX(-50%) translateY(10px); opacity: 0; }
}
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}