/* Hack the Net — Reborn
   Original design system for this reimplementation: dark ground, cyan/violet
   accent duo, card-based layout, monospace for all numeric/game-state data. */

:root {
  --bg: #0b0e14;
  --bg-alt: #10141d;
  --surface: #151a25;
  --surface-2: #1b2230;
  --border: #262f42;
  --border-soft: #1e2534;
  --text: #e7ecf5;
  --text-dim: #94a1bd;
  --text-faint: #5c6884;

  --accent: #35e0c6;
  --accent-dim: #1f8a79;
  --accent-2: #8b7bff;
  --accent-2-dim: #5b4fc9;

  --success: #3ddc84;
  --success-bg: rgba(61, 220, 132, 0.12);
  --danger: #ff5d6c;
  --danger-bg: rgba(255, 93, 108, 0.12);
  --warning: #f6b93b;
  --warning-bg: rgba(246, 185, 59, 0.12);

  --radius: 10px;
  --radius-lg: 16px;
  --font-ui: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-ui);
  font-size: 15px;
  line-height: 1.5;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.mono { font-family: var(--font-mono); }

h1, h2, h3, h4 {
  margin: 0 0 0.5em 0;
  font-weight: 650;
  letter-spacing: -0.01em;
}
h1 { font-size: 1.6rem; }
h2 { font-size: 1.25rem; }
h3 { font-size: 1.05rem; }

p { margin: 0 0 0.75em 0; color: var(--text-dim); }

/* ---------- Layout shell ---------- */

.app-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.topbar {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 0.6rem 1.25rem;
  background: linear-gradient(180deg, var(--bg-alt), var(--bg));
  border-bottom: 1px solid var(--border-soft);
  position: sticky;
  top: 0;
  z-index: 50;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--text);
  white-space: nowrap;
}
.brand .dot { color: var(--accent); }

.topbar-stats {
  display: flex;
  gap: 1rem;
  margin-left: auto;
  align-items: center;
}

.stat-chip {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  line-height: 1.1;
}
.stat-chip .label { font-size: 0.65rem; color: var(--text-faint); text-transform: uppercase; letter-spacing: 0.06em; }
.stat-chip .value { font-family: var(--font-mono); font-weight: 700; font-size: 0.95rem; color: var(--accent); }

.computer-switcher {
  width: auto;
  max-width: 180px;
  padding: 0.35rem 0.6rem;
  font-size: 0.8rem;
  font-weight: 600;
}
.computer-label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent-2);
  padding: 0.35rem 0.6rem;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.broadcast-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.55rem 1.25rem;
  background: var(--warning-bg);
  color: var(--warning);
  border-bottom: 1px solid rgba(246, 185, 59, 0.3);
  font-size: 0.85rem;
}
.broadcast-banner button {
  background: transparent;
  border: none;
  color: inherit;
  font-size: 1.1rem;
  cursor: pointer;
  line-height: 1;
}

.logout-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
  border-radius: var(--radius);
  padding: 0.35rem 0.7rem;
  cursor: pointer;
  font-size: 0.8rem;
}
.logout-btn:hover { border-color: var(--danger); color: var(--danger); }

nav.mainnav {
  display: flex;
  gap: 0.15rem;
  padding: 0 1.25rem;
  background: var(--bg-alt);
  border-bottom: 1px solid var(--border-soft);
  overflow-x: auto;
}
nav.mainnav a {
  color: var(--text-dim);
  padding: 0.6rem 0.8rem;
  font-size: 0.85rem;
  font-weight: 600;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
  position: relative;
}
nav.mainnav a:hover { color: var(--text); text-decoration: none; }
nav.mainnav a.active { color: var(--accent); border-bottom-color: var(--accent); }

.badge[hidden] { display: none !important; }
.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 16px;
  height: 16px;
  padding: 0 4px;
  border-radius: 999px;
  background: var(--danger);
  color: #1a0507;
  font-size: 0.62rem;
  font-weight: 800;
  margin-left: 0.3rem;
  vertical-align: 2px;
}

main.content {
  flex: 1;
  max-width: 1180px;
  width: 100%;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 3rem;
}

footer.site-footer {
  text-align: center;
  padding: 1.25rem;
  color: var(--text-faint);
  font-size: 0.75rem;
  border-top: 1px solid var(--border-soft);
}

/* ---------- Cards / grid ---------- */

.card {
  background: var(--surface);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 1.1rem 1.2rem;
  margin-bottom: 1.1rem;
}
.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}
.card-header h2, .card-header h3 { margin: 0; }

.grid {
  display: grid;
  gap: 1.1rem;
}
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 900px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

.stat-box {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.85rem 1rem;
}
.stat-box .label { font-size: 0.7rem; color: var(--text-faint); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 0.3rem; }
.stat-box .value { font-family: var(--font-mono); font-size: 1.35rem; font-weight: 700; }
.stat-box .value.accent { color: var(--accent); }
.stat-box .value.accent2 { color: var(--accent-2); }
.stat-box .sub { font-size: 0.75rem; color: var(--text-dim); margin-top: 0.2rem; }

/* ---------- Tables ---------- */

table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
th {
  text-align: left;
  color: var(--text-faint);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 700;
  padding: 0.5rem 0.6rem;
  border-bottom: 1px solid var(--border);
}
td { padding: 0.55rem 0.6rem; border-bottom: 1px solid var(--border-soft); vertical-align: middle; }
tr:last-child td { border-bottom: none; }
tr:hover td { background: rgba(255,255,255,0.015); }
.table-wrap { overflow-x: auto; }

/* ---------- Buttons / forms ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--accent);
  color: #04201b;
  border: none;
  border-radius: var(--radius);
  padding: 0.5rem 0.9rem;
  font-weight: 700;
  font-size: 0.85rem;
  cursor: pointer;
  transition: filter 0.12s ease, transform 0.05s ease;
}
.btn:hover { filter: brightness(1.1); }
.btn:active { transform: translateY(1px); }
.btn:disabled { background: var(--border); color: var(--text-faint); cursor: not-allowed; filter: none; }

.btn-secondary { background: var(--surface-2); color: var(--text); border: 1px solid var(--border); }
.btn-danger { background: var(--danger); color: #2a0407; }
.btn-accent2 { background: var(--accent-2); color: #100a2e; }
.btn-sm { padding: 0.32rem 0.6rem; font-size: 0.75rem; }
.btn-block { width: 100%; justify-content: center; }
#push-toggle-btn.active { background: var(--accent); color: #04211c; border-color: var(--accent); }

input, select, textarea {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: var(--radius);
  padding: 0.55rem 0.7rem;
  font-family: var(--font-ui);
  font-size: 0.88rem;
  width: 100%;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
}
label { display: block; font-size: 0.78rem; color: var(--text-dim); margin-bottom: 0.3rem; font-weight: 600; }
.field { margin-bottom: 0.9rem; }
.form-inline { display: flex; gap: 0.6rem; align-items: flex-end; }
.form-inline .field { flex: 1; margin-bottom: 0; }

/* ---------- Progress / countdown ---------- */

.progress {
  height: 8px;
  background: var(--surface-2);
  border-radius: 99px;
  overflow: hidden;
  border: 1px solid var(--border);
}
.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-2), var(--accent));
  transition: width 0.4s linear;
}
.countdown { font-family: var(--font-mono); color: var(--accent); font-weight: 700; }

/* ---------- Item cards (research) ---------- */

.item-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.9rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.item-card.locked { opacity: 0.55; }
.item-card-head { display: flex; justify-content: space-between; align-items: baseline; }
.item-card-head .name { font-weight: 700; }
.item-card-head .level { font-family: var(--font-mono); color: var(--accent); font-weight: 700; }
.item-card .desc { font-size: 0.8rem; color: var(--text-dim); margin: 0; }
.item-card .meta { display: flex; gap: 1rem; font-size: 0.78rem; color: var(--text-faint); font-family: var(--font-mono); }
.item-card .lock-reason { font-size: 0.75rem; color: var(--warning); }

/* ---------- Badges / pills ---------- */

.pill {
  display: inline-block;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.pill-success { background: var(--success-bg); color: var(--success); }
.pill-danger { background: var(--danger-bg); color: var(--danger); }
.pill-warning { background: var(--warning-bg); color: var(--warning); }
.pill-neutral { background: var(--surface-2); color: var(--text-dim); border: 1px solid var(--border); }

/* ---------- Toasts ---------- */

#toast-container {
  position: fixed;
  top: 4.5rem;
  right: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  z-index: 1000;
  max-width: 320px;
}
.toast {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  padding: 0.7rem 0.9rem;
  font-size: 0.85rem;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
  animation: toast-in 0.18s ease-out;
}
.toast.success { border-left-color: var(--success); }
.toast.error { border-left-color: var(--danger); }
@keyframes toast-in {
  from { opacity: 0; transform: translateX(20px); }
  to { opacity: 1; transform: translateX(0); }
}

/* ---------- Auth pages ---------- */

.auth-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background:
    radial-gradient(circle at 20% 20%, rgba(53,224,198,0.08), transparent 40%),
    radial-gradient(circle at 80% 80%, rgba(139,123,255,0.08), transparent 40%),
    var(--bg);
}
.auth-layout {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  flex-wrap: wrap;
  justify-content: center;
}
.auth-card {
  width: 100%;
  max-width: 400px;
  background: var(--surface);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 2rem;
}
.auth-card.stats-card { max-width: 380px; padding: 1.5rem; }
.auth-card h1 { text-align: center; margin-bottom: 0.2rem; }
.auth-sub { text-align: center; color: var(--text-faint); font-size: 0.85rem; margin-bottom: 1.5rem; }
.auth-error {
  background: var(--danger-bg);
  color: var(--danger);
  border-radius: var(--radius);
  padding: 0.6rem 0.8rem;
  font-size: 0.82rem;
  margin-bottom: 1rem;
}
.auth-footer { text-align: center; margin-top: 1.2rem; font-size: 0.85rem; color: var(--text-dim); }

/* ---------- Misc ---------- */

.empty-state {
  text-align: center;
  padding: 2rem 1rem;
  color: var(--text-faint);
  font-size: 0.9rem;
}

.two-col {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 1.1rem;
}
@media (max-width: 860px) {
  .two-col { grid-template-columns: 1fr; }
}

.list-clickable-item {
  display: block;
  padding: 0.6rem 0.7rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  color: var(--text);
}
.list-clickable-item:hover { background: var(--surface-2); text-decoration: none; }
.list-clickable-item.active { border-color: var(--accent); background: var(--surface-2); }
.list-clickable-item .snippet { color: var(--text-faint); font-size: 0.78rem; margin-top: 0.15rem; }
.list-clickable-item.unread .title-line { font-weight: 800; color: var(--accent); }

.chat-log {
  height: 420px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding-right: 0.3rem;
}
.chat-line { font-size: 0.85rem; display: flex; align-items: baseline; gap: 0.3rem; }
.chat-line .who { font-weight: 700; color: var(--accent-2); }
.chat-line .when { color: var(--text-faint); font-size: 0.7rem; margin-left: 0.4rem; }
.chat-delete-btn {
  margin-left: auto;
  background: transparent;
  border: none;
  color: var(--text-faint);
  cursor: pointer;
  font-size: 0.95rem;
  line-height: 1;
  padding: 0 0.2rem;
}
.chat-delete-btn:hover { color: var(--danger); }

.effect-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 0.7rem;
  background: var(--danger-bg);
  border: 1px solid rgba(255,93,108,0.3);
  border-radius: var(--radius);
  font-size: 0.82rem;
  margin-bottom: 0.4rem;
}
.effect-row .countdown { color: var(--danger); }

.worm-event {
  display: flex;
  gap: 0.6rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border-soft);
  font-size: 0.85rem;
}
.worm-event:last-child { border-bottom: none; }
.worm-icon { font-size: 1.1rem; }

.section-note {
  font-size: 0.78rem;
  color: var(--text-faint);
  margin-top: 0.3rem;
}