:root {
  color-scheme: light dark;

  /* iOS-like tokens (inspired by iOS system colors) */
  --bg: #000000;
  --surface: #1c1c1e;
  --surface-2: #2c2c2e;
  --border: rgba(255, 255, 255, 0.12);
  --text: rgba(255, 255, 255, 0.94);
  --muted: rgba(235, 235, 245, 0.6);
  --tint: #0a84ff;
  --tint-2: #34c759;
  --danger: #ff453a;
  --shadow: 0 8px 24px rgba(0, 0, 0, 0.38);
  --radius: 18px;
  --radius-sm: 14px;
  --ring: 0 0 0 3px rgba(10, 132, 255, 0.28);
  --ring-2: 0 0 0 3px rgba(52, 199, 89, 0.26);
  --frost: rgba(28, 28, 30, 0.74);

  --container: 1100px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --sans: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", Segoe UI, Roboto,
    Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f2f2f7;
    --surface: rgba(255, 255, 255, 0.82);
    --surface-2: rgba(255, 255, 255, 0.95);
    --border: rgba(60, 60, 67, 0.16);
    --text: rgba(0, 0, 0, 0.92);
    --muted: rgba(60, 60, 67, 0.72);
    --tint: #007aff;
    --tint-2: #34c759;
    --danger: #ff3b30;
    --shadow: 0 10px 24px rgba(0, 0, 0, 0.12);
    --ring: 0 0 0 3px rgba(0, 122, 255, 0.24);
    --ring-2: 0 0 0 3px rgba(52, 199, 89, 0.22);
    --frost: rgba(242, 242, 247, 0.74);
  }
}

[data-theme="dark"] {
  --bg: #000000;
  --surface: #1c1c1e;
  --surface-2: #2c2c2e;
  --border: rgba(255, 255, 255, 0.12);
  --text: rgba(255, 255, 255, 0.94);
  --muted: rgba(235, 235, 245, 0.6);
  --tint: #0a84ff;
  --tint-2: #34c759;
  --danger: #ff453a;
  --shadow: 0 8px 24px rgba(0, 0, 0, 0.38);
  --ring: 0 0 0 3px rgba(10, 132, 255, 0.28);
  --ring-2: 0 0 0 3px rgba(52, 199, 89, 0.26);
  --frost: rgba(28, 28, 30, 0.74);
}

[data-theme="light"] {
  --bg: #f2f2f7;
  --surface: rgba(255, 255, 255, 0.82);
  --surface-2: rgba(255, 255, 255, 0.95);
  --border: rgba(60, 60, 67, 0.16);
  --text: rgba(0, 0, 0, 0.92);
  --muted: rgba(60, 60, 67, 0.72);
  --tint: #007aff;
  --tint-2: #34c759;
  --danger: #ff3b30;
  --shadow: 0 10px 24px rgba(0, 0, 0, 0.12);
  --ring: 0 0 0 3px rgba(0, 122, 255, 0.24);
  --ring-2: 0 0 0 3px rgba(52, 199, 89, 0.22);
  --frost: rgba(242, 242, 247, 0.74);
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--text);
  background: var(--bg);
  -webkit-tap-highlight-color: transparent;
}

a {
  color: inherit;
}

.icon-btn,
.pill,
.chip,
.star,
.btn {
  touch-action: manipulation;
}

.icon-btn:focus-visible,
.pill:focus-visible,
.chip:focus-visible,
.star:focus-visible,
.btn:focus-visible,
.search__input:focus-visible {
  outline: none;
  box-shadow: var(--ring), var(--shadow);
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 8px;
  padding: 10px 12px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 10px;
}
.skip-link:focus {
  left: 12px;
  z-index: 50;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  padding-top: env(safe-area-inset-top);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--border);
  background: var(--frost);
}

.topbar__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 14px 16px 10px;
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
  align-items: center;
}

@media (min-width: 860px) {
  .topbar__inner {
    grid-template-columns: auto 1fr;
  }
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand__mark {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, rgba(10, 132, 255, 0.98), rgba(52, 199, 89, 0.9));
  color: white;
  font-weight: 800;
  letter-spacing: 0.5px;
  box-shadow: 0 10px 22px rgba(0, 0, 0, 0.18);
}

.brand__title {
  font-size: 18px;
  font-weight: 800;
  line-height: 1.1;
}

.brand__subtitle {
  font-size: 12px;
  color: var(--muted);
}

.controls {
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
}

@media (min-width: 560px) {
  .controls {
    grid-template-columns: 1fr auto;
    align-items: center;
  }
}

.search {
  position: relative;
  display: flex;
  align-items: center;
}

.search__input {
  width: 100%;
  min-height: 44px;
  padding: 12px 46px 12px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  outline: none;
  box-shadow: none;
}

.search__input::placeholder {
  color: var(--muted);
}

.search__input::-webkit-search-cancel-button {
  display: none;
}

.search__input:focus {
  border-color: rgba(10, 132, 255, 0.7);
  box-shadow: var(--ring);
}

.icon-btn {
  position: absolute;
  right: 8px;
  width: 44px;
  height: 44px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
}

.icon-btn:hover {
  color: var(--text);
}

.toolbar {
  display: flex;
  gap: 10px;
  justify-content: flex-start;
}

.pill {
  min-height: 44px;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  cursor: pointer;
  box-shadow: none;
}

.pill[aria-pressed="true"] {
  border-color: rgba(10, 132, 255, 0.6);
  background: rgba(10, 132, 255, 0.16);
}

.filters {
  border-top: 1px solid var(--border);
}

.filters__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 10px 16px 14px;
  display: grid;
  gap: 10px;
}

.chips {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding: 2px 2px 6px;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}

@media (min-width: 720px) {
  .chips {
    flex-wrap: wrap;
    overflow-x: visible;
    scroll-snap-type: none;
  }
}

.chip {
  scroll-snap-align: start;
  white-space: nowrap;
  min-height: 36px;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--muted);
  cursor: pointer;
  user-select: none;
  transition: transform 120ms ease, background 120ms ease, color 120ms ease;
}
.chip:hover {
  transform: translateY(-1px);
  color: var(--text);
}
.chip[aria-pressed="true"] {
  color: var(--text);
  border-color: rgba(52, 199, 89, 0.6);
  background: rgba(52, 199, 89, 0.16);
}

.meta {
  color: var(--muted);
  font-size: 13px;
}

.main {
  max-width: var(--container);
  margin: 0 auto;
  padding: 16px 16px calc(40px + env(safe-area-inset-bottom));
}

.grid {
  display: grid;
  grid-template-columns: repeat(1, minmax(0, 1fr));
  gap: 14px;
}

@media (min-width: 640px) {
  .grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 980px) {
  .grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.card {
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: none;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 170px;
}

.card:hover {
  box-shadow: var(--shadow);
}

.card__top {
  padding: 14px 14px 10px;
  display: grid;
  gap: 10px;
  grid-template-columns: auto 1fr auto;
  align-items: start;
}

.badge {
  width: 40px;
  height: 40px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  font-weight: 800;
  color: white;
  box-shadow: 0 10px 22px rgba(0, 0, 0, 0.18);
}

.card__title {
  font-weight: 800;
  line-height: 1.15;
}

.card__host {
  font-size: 12px;
  color: var(--muted);
  margin-top: 4px;
}

.star {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--muted);
  cursor: pointer;
}
.star[aria-pressed="true"] {
  color: var(--tint-2);
  border-color: rgba(52, 199, 89, 0.55);
  box-shadow: var(--ring-2);
}

.card__body {
  padding: 0 14px 12px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.card__tags {
  padding: 0 14px 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tag {
  font-size: 12px;
  padding: 4px 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(127, 127, 127, 0.12);
  color: var(--muted);
}

.card__actions {
  padding: 12px 14px 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-top: auto;
  border-top: 1px solid var(--border);
  background: rgba(127, 127, 127, 0.06);
}

.category {
  font-size: 12px;
  color: var(--muted);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 10px;
  background: rgba(127, 127, 127, 0.08);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 40px;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
}
.btn:hover {
  border-color: rgba(10, 132, 255, 0.5);
}

.btn--ghost {
  background: transparent;
  color: var(--muted);
}
.btn--ghost:hover {
  color: var(--text);
}

.icon-btn:active,
.pill:active,
.chip:active,
.star:active,
.btn:active {
  transform: scale(0.98);
}

.icon-btn,
.pill,
.chip,
.star,
.btn {
  transition: transform 120ms ease;
}

.empty {
  margin-top: 28px;
  padding: 28px;
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  background: rgba(127, 127, 127, 0.06);
}
.empty h2 {
  margin: 0 0 8px;
}
.empty p {
  margin: 0;
  color: var(--muted);
}

.footer {
  border-top: 1px solid var(--border);
  padding: 16px;
}
.footer__inner {
  max-width: var(--container);
  margin: 0 auto;
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: space-between;
}
.footer code {
  font-family: var(--mono);
  font-size: 12px;
}

kbd {
  font-family: var(--mono);
  border: 1px solid var(--border);
  border-bottom-width: 3px;
  padding: 2px 6px;
  border-radius: 8px;
  background: var(--surface-2);
  color: var(--text);
}

.noscript {
  position: fixed;
  left: 12px;
  right: 12px;
  bottom: calc(12px + env(safe-area-inset-bottom));
  padding: 12px 14px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  border-radius: 12px;
  box-shadow: var(--shadow);
}

@media (prefers-reduced-motion: reduce) {
  .icon-btn,
  .pill,
  .chip,
  .star,
  .btn {
    transition: none;
  }
  .chip {
    transition: none;
  }
  .card:hover {
    box-shadow: none;
  }
}