:root {
  --bg: #070b14;
  --bg-soft: #0b1220;
  --surface: rgba(255, 255, 255, 0.035);
  --surface-hover: rgba(255, 255, 255, 0.06);
  --border: rgba(255, 255, 255, 0.09);
  --border-hover: rgba(255, 255, 255, 0.18);
  --text: #e7ecf5;
  --muted: #8a94a8;
  --muted-2: #636e84;
  --accent: #22d3ee;
  --accent-2: #a855f7;
  --online: #34d399;
  --radius: 18px;
  --radius-sm: 12px;
  --shadow: 0 18px 50px -20px rgba(0, 0, 0, 0.7);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  position: relative;
  overflow-x: hidden;
}

/* ambient glow */
.bg-glow {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(60% 50% at 12% -5%, rgba(34, 211, 238, 0.14), transparent 60%),
    radial-gradient(55% 45% at 95% 0%, rgba(168, 85, 247, 0.14), transparent 60%),
    radial-gradient(70% 60% at 50% 120%, rgba(52, 211, 153, 0.08), transparent 60%);
}

.shell {
  position: relative;
  z-index: 1;
  max-width: 1240px;
  margin: 0 auto;
  padding: clamp(20px, 4vw, 44px) clamp(16px, 4vw, 40px) 60px;
}

/* ---------- header ---------- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 34px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.logo-dot {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 10px 30px -8px rgba(34, 211, 238, 0.6);
  position: relative;
  flex: none;
}

.logo-dot::after {
  content: "";
  position: absolute;
  inset: 10px;
  border-radius: 8px;
  background: rgba(7, 11, 20, 0.55);
  backdrop-filter: blur(2px);
}

.brand-text h1 {
  margin: 0;
  font-size: clamp(22px, 3.2vw, 30px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.05;
}

.subtitle {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.top-right {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.search {
  display: flex;
  align-items: center;
  gap: 9px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 10px 16px;
  min-width: 220px;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.search:focus-within {
  border-color: var(--border-hover);
  background: var(--surface-hover);
}

.search svg {
  color: var(--muted);
  flex: none;
}

.search input {
  border: none;
  background: transparent;
  color: var(--text);
  font: inherit;
  font-size: 14px;
  outline: none;
  width: 100%;
}

.search input::placeholder {
  color: var(--muted-2);
}

.clock {
  text-align: right;
  line-height: 1.15;
}

#clock-time {
  display: block;
  font-size: 20px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.01em;
}

#clock-date {
  display: block;
  font-size: 12.5px;
  color: var(--muted);
}

/* ---------- sections ---------- */
main#app {
  display: grid;
  gap: 30px;
}

.section-title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 16px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.section-title::after {
  content: "";
  height: 1px;
  flex: 1;
  background: linear-gradient(90deg, var(--border), transparent);
}

.section-title .count {
  font-variant-numeric: tabular-nums;
  color: var(--muted-2);
  letter-spacing: 0;
}

/* ---------- grid ---------- */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

/* ---------- card ---------- */
.card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 18px 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  overflow: hidden;
  transition:
    transform 0.18s ease,
    border-color 0.2s ease,
    background 0.2s ease,
    box-shadow 0.2s ease;
  opacity: 0;
  transform: translateY(10px);
  animation: rise 0.5s ease forwards;
}

@keyframes rise {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--cat, var(--accent)), transparent 70%);
  opacity: 0;
  transition: opacity 0.2s ease;
}

.card:hover {
  transform: translateY(-4px);
  border-color: var(--border-hover);
  background: var(--surface-hover);
  box-shadow: var(--shadow);
}

.card:hover::before {
  opacity: 1;
}

.card.hidden {
  display: none;
}

.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.card-icon {
  width: 46px;
  height: 46px;
  border-radius: var(--radius-sm);
  display: grid;
  place-items: center;
  font-size: 22px;
  background: color-mix(in srgb, var(--cat, var(--accent)) 16%, transparent);
  border: 1px solid color-mix(in srgb, var(--cat, var(--accent)) 34%, transparent);
  flex: none;
}

.status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 12px;
  font-weight: 500;
  color: var(--muted);
  padding: 5px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  white-space: nowrap;
}

.status .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--online);
  box-shadow: 0 0 0 3px rgba(52, 211, 153, 0.18);
  animation: pulse 2.4s ease-in-out infinite;
}

@keyframes pulse {
  0%,
  100% {
    box-shadow: 0 0 0 3px rgba(52, 211, 153, 0.18);
  }
  50% {
    box-shadow: 0 0 0 5px rgba(52, 211, 153, 0.05);
  }
}

.card-body {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.card-name {
  font-size: 16.5px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.card-cat {
  align-self: flex-start;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--cat, var(--accent)) 80%, white);
}

.card-url {
  font-size: 13px;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card-actions {
  display: flex;
  gap: 8px;
  margin-top: 2px;
}

.btn {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  font: inherit;
  font-size: 13.5px;
  font-weight: 600;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  cursor: pointer;
  text-decoration: none;
  transition:
    background 0.18s ease,
    border-color 0.18s ease,
    transform 0.12s ease;
}

.btn:hover {
  background: var(--surface-hover);
  border-color: var(--border-hover);
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-color: transparent;
  color: #05070d;
}

.btn-primary:hover {
  background: linear-gradient(135deg, #38dbf2, #b56bff);
}

.btn-ghost {
  flex: 0 0 auto;
  width: 42px;
  padding: 10px;
}

.btn svg {
  flex: none;
}

/* ---------- empty / footer ---------- */
.no-results {
  color: var(--muted);
  padding: 20px 4px;
  font-size: 14px;
}

.footer {
  margin-top: 40px;
  text-align: center;
  color: var(--muted-2);
  font-size: 13px;
}

/* ---------- responsive ---------- */
@media (max-width: 640px) {
  .topbar {
    flex-direction: column;
    align-items: stretch;
  }
  .top-right {
    justify-content: space-between;
  }
  .search {
    min-width: 0;
    flex: 1;
  }
  .clock {
    text-align: left;
  }
  #clock-time {
    font-size: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .card {
    animation: none;
    opacity: 1;
    transform: none;
  }
  .status .dot {
    animation: none;
  }
  .card:hover {
    transform: none;
  }
}