:root {
  --header-height: 5.25rem;
  --radius-2xs: 0.625rem;
  --radius-xs: 0.875rem;
  --radius-sm: 1rem;
  --radius-md: 1.25rem;
  --radius-lg: 1.5rem;
  --radius-xl: 2rem;
  --radius-pill: 999px;
  --container-width: 84rem;

  --bg: #070f1d;
  --bg-soft: #0b1324;
  --surface: rgba(8, 16, 31, 0.72);
  --surface-strong: rgba(11, 20, 38, 0.92);
  --surface-soft: rgba(15, 24, 43, 0.82);
  --surface-alt: rgba(12, 19, 34, 0.6);
  --border: rgba(148, 163, 184, 0.18);
  --border-strong: rgba(148, 163, 184, 0.28);
  --text: #f8fafc;
  --text-soft: #d7e1f0;
  --text-muted: #aab7cb;
  --accent: #8b5cf6;
  --accent-2: #22d3ee;
  --accent-3: #34d399;
  --warning: #f59e0b;
  --danger: #fb7185;
  --shadow: 0 1.25rem 3.75rem rgba(0, 0, 0, 0.28);
  --shadow-soft: 0 1rem 2.5rem rgba(2, 8, 23, 0.22);
  --backdrop: blur(18px);
  --content-width: min(var(--container-width), calc(100% - 2rem));
  --transition: 180ms ease;
  --transition-slow: 320ms cubic-bezier(0.2, 0.8, 0.2, 1);
  --focus-ring: 0 0 0 0.2rem rgba(34, 211, 238, 0.25), 0 0 0 0.45rem rgba(139, 92, 246, 0.2);
}

body[data-theme="light"] {
  --bg: #f4f7fb;
  --bg-soft: #e9eef7;
  --surface: rgba(255, 255, 255, 0.82);
  --surface-strong: rgba(255, 255, 255, 0.95);
  --surface-soft: rgba(255, 255, 255, 0.88);
  --surface-alt: rgba(255, 255, 255, 0.7);
  --border: rgba(15, 23, 42, 0.1);
  --border-strong: rgba(15, 23, 42, 0.16);
  --text: #0f172a;
  --text-soft: #1e293b;
  --text-muted: #4b5563;
  --shadow: 0 1.25rem 3.5rem rgba(15, 23, 42, 0.12);
  --shadow-soft: 0 1rem 2.5rem rgba(15, 23, 42, 0.08);
  --focus-ring: 0 0 0 0.2rem rgba(34, 211, 238, 0.2), 0 0 0 0.45rem rgba(139, 92, 246, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(139, 92, 246, 0.22), transparent 25%),
    radial-gradient(circle at top right, rgba(34, 211, 238, 0.18), transparent 28%),
    radial-gradient(circle at bottom center, rgba(52, 211, 153, 0.12), transparent 28%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-soft) 100%);
  line-height: 1.6;
  min-width: 20rem;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: auto;
  z-index: -2;
  pointer-events: none;
  width: 34rem;
  height: 34rem;
  border-radius: 50%;
  filter: blur(4rem);
  opacity: 0.35;
}

body::before {
  top: -12rem;
  right: -8rem;
  background: rgba(139, 92, 246, 0.28);
}

body::after {
  left: -10rem;
  bottom: -14rem;
  background: rgba(34, 211, 238, 0.2);
}

img,
svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

button,
a,
input,
select,
summary {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

::selection {
  background: rgba(34, 211, 238, 0.26);
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 1000;
  background: var(--surface-strong);
  color: var(--text);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-pill);
  padding: 0.75rem 1rem;
  transition: top var(--transition);
}

.skip-link:focus {
  top: 1rem;
}

.page-shell {
  overflow: clip;
}

.container {
  width: var(--content-width);
  margin-inline: auto;
}

.section {
  padding: clamp(4.5rem, 6vw, 7rem) 0;
  position: relative;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(16rem, 34rem);
  gap: 1.5rem 2rem;
  align-items: end;
  margin-bottom: 2rem;
}

.section-heading h2 {
  margin: 0.15rem 0 0;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
}

.section-heading__lead {
  margin: 0;
  color: var(--text-muted);
  max-width: 40rem;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0;
  color: var(--accent-2);
  font-size: 0.83rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.eyebrow::before {
  content: "";
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 1rem rgba(34, 211, 238, 0.38);
}

.panel-glass {
  position: relative;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), transparent),
    var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  backdrop-filter: var(--backdrop);
  -webkit-backdrop-filter: var(--backdrop);
}

.panel-glass--inner {
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent), var(--surface-alt);
  box-shadow: var(--shadow-soft);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: var(--backdrop);
  -webkit-backdrop-filter: var(--backdrop);
  background: rgba(7, 15, 29, 0.78);
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  border-bottom: 1px solid rgba(148, 163, 184, 0.1);
}

body[data-theme="light"] .site-header {
  background: rgba(255, 255, 255, 0.84);
  background: color-mix(in srgb, var(--bg) 72%, transparent);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: var(--header-height);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.875rem;
  min-width: 0;
}

.brand__icon {
  flex: none;
  width: 3rem;
  height: 3rem;
  display: grid;
  place-items: center;
  border-radius: 1rem;
  background:
    linear-gradient(135deg, rgba(139, 92, 246, 0.3), rgba(34, 211, 238, 0.26)),
    rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: inset 0 0 0.75rem rgba(255, 255, 255, 0.08);
}

.brand__icon svg {
  width: 1.55rem;
  height: 1.55rem;
  stroke: currentColor;
  fill: none;
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.brand__text {
  display: grid;
  gap: 0.12rem;
  min-width: 0;
}

.brand__text strong {
  font-size: 1rem;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.brand__text span {
  color: var(--text-muted);
  font-size: 0.82rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-inline: auto;
}

.site-nav a {
  position: relative;
  color: var(--text-soft);
  padding: 0.72rem 0.95rem;
  border-radius: var(--radius-pill);
  transition: color var(--transition), background var(--transition), transform var(--transition);
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--text);
  background: rgba(255, 255, 255, 0.08);
}

.site-header__actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.theme-toggle,
.nav-toggle,
.favorite-button,
.card-action,
.preset-chip,
.summary,
.button,
.segmented__button {
  border: none;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.72rem 0.9rem;
  border-radius: var(--radius-pill);
  color: var(--text-soft);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(148, 163, 184, 0.16);
  transition: transform var(--transition), background var(--transition), color var(--transition);
}

.theme-toggle:hover,
.theme-toggle:focus-visible {
  transform: translateY(-1px);
  background: rgba(255, 255, 255, 0.1);
  color: var(--text);
}

.theme-toggle__icon {
  font-size: 1.05rem;
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  padding: 0;
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(148, 163, 184, 0.14);
  position: relative;
}

.nav-toggle span {
  position: absolute;
  width: 1.35rem;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  transition: transform var(--transition-slow), opacity var(--transition-slow), top var(--transition-slow);
}

.nav-toggle span:nth-child(1) { top: 1.05rem; }
.nav-toggle span:nth-child(2) { top: 1.45rem; }
.nav-toggle span:nth-child(3) { top: 1.85rem; }

.nav-toggle.is-active span:nth-child(1) { top: 1.45rem; transform: rotate(45deg); }
.nav-toggle.is-active span:nth-child(2) { opacity: 0; }
.nav-toggle.is-active span:nth-child(3) { top: 1.45rem; transform: rotate(-45deg); }

.hero {
  padding-top: clamp(2.75rem, 4vw, 4rem);
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(18rem, 0.92fr);
  gap: clamp(1.5rem, 3vw, 2.75rem);
  align-items: stretch;
}

.hero__content {
  position: relative;
  padding: clamp(1rem, 2vw, 1.25rem) 0;
}

.hero h1 {
  margin: 0.7rem 0 1rem;
  font-size: clamp(2.6rem, 6vw, 5.05rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
  max-width: 14ch;
}

.hero__lead {
  margin: 0;
  max-width: 44rem;
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  color: var(--text-muted);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.875rem;
  margin-top: 1.6rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 3rem;
  padding: 0.85rem 1.2rem;
  border-radius: var(--radius-pill);
  font-weight: 700;
  line-height: 1;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button--primary {
  color: #ffffff;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 1rem 2rem rgba(34, 211, 238, 0.18);
}

.button--secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(148, 163, 184, 0.14);
}

.button--icon {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(148, 163, 184, 0.14);
}

.feature-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding: 0;
  margin: 1.5rem 0 0;
  list-style: none;
}

.feature-list li {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.72rem 0.95rem;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(148, 163, 184, 0.12);
  color: var(--text-soft);
  line-height: 1.35;
}

.feature-list li::before {
  content: "✓";
  display: inline-grid;
  place-items: center;
  width: 1.2rem;
  height: 1.2rem;
  border-radius: 50%;
  color: #ffffff;
  background: linear-gradient(135deg, var(--accent-3), var(--accent-2));
  font-size: 0.75rem;
}

.hero__stat-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1.8rem;
}

.stat-card {
  padding: 1rem 1.05rem;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), transparent), rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(148, 163, 184, 0.14);
  box-shadow: var(--shadow-soft);
}

.stat-card__value {
  display: block;
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.stat-card__label {
  display: block;
  margin-top: 0.35rem;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.hero__panel {
  padding: clamp(1.25rem, 2vw, 1.7rem);
  display: grid;
  gap: 1rem;
  align-content: start;
}

.hero__panel-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.panel-label {
  margin: 0 0 0.3rem;
  color: var(--text-muted);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.panel-meta {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.live-indicator {
  flex: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.78rem;
  border-radius: var(--radius-pill);
  color: var(--text-soft);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(148, 163, 184, 0.12);
}

.live-indicator span {
  width: 0.62rem;
  height: 0.62rem;
  border-radius: 50%;
  background: var(--accent-3);
  box-shadow: 0 0 0.75rem rgba(52, 211, 153, 0.55);
}

.hero-clock,
.hero__featured-time {
  margin: 0;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.04em;
}

.hero-clock {
  font-size: clamp(2rem, 4vw, 3.25rem);
}

.hero__mini-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
}

.mini-card {
  min-width: 0;
  padding: 1rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
}

.mini-card__label,
.mini-card__meta {
  display: block;
}

.mini-card__label {
  color: var(--text-muted);
  font-size: 0.82rem;
}

.mini-card__value {
  display: block;
  margin-top: 0.28rem;
  font-size: clamp(1.15rem, 2vw, 1.5rem);
  letter-spacing: -0.03em;
}

.mini-card__meta {
  margin-top: 0.35rem;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.hero__featured {
  padding: 1rem;
}

.hero__featured-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.hero__featured-city {
  display: block;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
}

.hero__featured-time {
  font-size: clamp(1.7rem, 2.5vw, 2.2rem);
}

.hero__featured-time-group {
  text-align: right;
}

.hero__featured-diff {
  margin-top: 0.3rem;
  color: var(--accent-2);
  font-size: 0.9rem;
  font-weight: 700;
}

.noscript-box {
  padding-top: 0;
}

.noscript-box .container {
  padding: 1rem 1.25rem;
  border-radius: var(--radius-lg);
  background: rgba(251, 113, 133, 0.12);
  border: 1px solid rgba(251, 113, 133, 0.2);
}

.toolbar,
.summary-bar,
.converter,
.info-card,
.empty-state {
  padding: 1.2rem;
}

.toolbar {
  display: grid;
  grid-template-columns: minmax(0, 2fr) repeat(2, minmax(12rem, 1fr)) auto auto;
  gap: 1rem;
  align-items: end;
}

.field {
  display: grid;
  gap: 0.5rem;
  min-width: 0;
}

.field__label {
  color: var(--text-soft);
  font-size: 0.92rem;
  font-weight: 700;
}

.field__hint {
  color: var(--text-muted);
  font-size: 0.82rem;
}

.field input,
.field select {
  width: 100%;
  min-height: 3.2rem;
  border-radius: 1rem;
  border: 1px solid var(--border);
  background: var(--surface-strong);
  background: color-mix(in srgb, var(--surface-strong) 88%, transparent);
  color: var(--text);
  padding: 0.9rem 1rem;
  appearance: none;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.02);
  transition: border-color var(--transition), background var(--transition), transform var(--transition);
}

.field input::placeholder {
  color: color-mix(in srgb, var(--text-muted) 88%, transparent);
}

.field select {
  background-image:
    linear-gradient(45deg, transparent 50%, var(--text-muted) 50%),
    linear-gradient(135deg, var(--text-muted) 50%, transparent 50%),
    linear-gradient(to right, transparent, transparent);
  background-position:
    calc(100% - 1.2rem) calc(50% - 0.2rem),
    calc(100% - 0.85rem) calc(50% - 0.2rem),
    100% 0;
  background-size: 0.4rem 0.4rem, 0.4rem 0.4rem, 2.5rem 2.5rem;
  background-repeat: no-repeat;
  padding-right: 2.7rem;
}

.field input:disabled,
.field select:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.field--search {
  position: relative;
}

.field--search::after {
  content: "⌕";
  position: absolute;
  right: 1rem;
  bottom: 0.92rem;
  color: var(--text-muted);
  font-size: 1.1rem;
  pointer-events: none;
}

.segmented {
  display: inline-grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  min-height: 3.2rem;
  padding: 0.3rem;
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(148, 163, 184, 0.16);
}

.segmented__button {
  padding: 0.65rem 0.95rem;
  border-radius: 0.8rem;
  color: var(--text-muted);
  background: transparent;
  font-weight: 700;
  transition: background var(--transition), color var(--transition), transform var(--transition);
}

.segmented__button.is-active {
  color: var(--text);
  background: rgba(255, 255, 255, 0.12);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.05);
}

.switch {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  min-height: 3.2rem;
  color: var(--text-soft);
  font-weight: 600;
}

.switch input {
  position: absolute;
  opacity: 0;
  inline-size: 1px;
  block-size: 1px;
  overflow: hidden;
}

.switch__ui {
  position: relative;
  width: 3.15rem;
  height: 1.8rem;
  border-radius: var(--radius-pill);
  background: rgba(148, 163, 184, 0.28);
  transition: background var(--transition);
  flex: none;
}

.switch__ui::before {
  content: "";
  position: absolute;
  top: 0.18rem;
  left: 0.2rem;
  width: 1.45rem;
  height: 1.45rem;
  border-radius: 50%;
  background: #ffffff;
  box-shadow: 0 0.2rem 0.65rem rgba(2, 8, 23, 0.22);
  transition: transform var(--transition-slow);
}

.switch input:checked + .switch__ui {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}

.switch input:checked + .switch__ui::before {
  transform: translateX(1.36rem);
}

.switch__text {
  line-height: 1.35;
}

.summary-bar {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.summary-bar__item {
  min-width: 0;
  padding: 0.2rem 0;
}

.summary-bar__label {
  display: block;
  color: var(--text-muted);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.09em;
}

.summary-bar__item strong {
  display: block;
  margin-top: 0.25rem;
  line-height: 1.35;
  font-size: 0.98rem;
}

.clock-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(16.5rem, 1fr));
  gap: 1rem;
  margin-top: 1.35rem;
}

.clock-card {
  position: relative;
  display: grid;
  gap: 0.9rem;
  min-height: 100%;
  padding: 1.15rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), transparent),
    var(--surface-soft);
  box-shadow: var(--shadow-soft);
  backdrop-filter: var(--backdrop);
  -webkit-backdrop-filter: var(--backdrop);
  transition: transform var(--transition-slow), border-color var(--transition), box-shadow var(--transition-slow);
}

.clock-card:hover,
.clock-card:focus-within {
  transform: translateY(-0.2rem);
  border-color: var(--border-strong);
  box-shadow: var(--shadow);
}

.clock-card.is-source {
  outline: 1px solid rgba(34, 211, 238, 0.28);
}

.clock-card.is-target {
  outline: 1px solid rgba(139, 92, 246, 0.28);
}

.clock-card__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
}

.clock-card__title {
  min-width: 0;
}

.clock-card__city {
  margin: 0;
  font-size: 1.25rem;
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.clock-card__country {
  margin: 0.25rem 0 0;
  color: var(--text-muted);
  font-size: 0.94rem;
}

.favorite-button {
  flex: none;
  width: 2.4rem;
  height: 2.4rem;
  display: grid;
  place-items: center;
  border-radius: 0.9rem;
  color: var(--text-soft);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(148, 163, 184, 0.12);
  transition: transform var(--transition), background var(--transition), color var(--transition);
}

.favorite-button:hover,
.favorite-button:focus-visible {
  transform: translateY(-1px);
}

.favorite-button[aria-pressed="true"] {
  color: #ffffff;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}

.clock-card__time {
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
  font-size: clamp(1.75rem, 4vw, 2.45rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.05em;
}

.clock-card__ampm {
  font-size: 0.92rem;
  letter-spacing: 0;
  color: var(--text-muted);
}

.clock-card__date {
  margin: -0.1rem 0 0;
  color: var(--text-soft);
  font-size: 0.95rem;
}

.clock-card__meta {
  display: grid;
  gap: 0.45rem;
}

.clock-card__meta-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
  color: var(--text-soft);
  font-size: 0.92rem;
}

.clock-card__meta-row span:first-child {
  color: var(--text-muted);
  flex: none;
}

.clock-card__meta-row strong {
  text-align: right;
  font-size: 0.94rem;
  line-height: 1.4;
  word-break: break-word;
}

.clock-card__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.42rem 0.68rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(148, 163, 184, 0.12);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-soft);
  font-size: 0.78rem;
  line-height: 1;
}

.badge--accent {
  color: #ffffff;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.92), rgba(34, 211, 238, 0.92));
  border-color: transparent;
}

.badge--success {
  color: #ffffff;
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.9), rgba(34, 211, 238, 0.92));
  border-color: transparent;
}

.badge--warning {
  color: #ffffff;
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.92), rgba(251, 113, 133, 0.9));
  border-color: transparent;
}

.clock-card__note {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.86rem;
  line-height: 1.45;
}

.clock-card__actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.7rem;
  margin-top: auto;
}

.card-action {
  min-height: 2.65rem;
  padding: 0.72rem 0.9rem;
  border-radius: 0.95rem;
  font-weight: 700;
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(148, 163, 184, 0.14);
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
}

.card-action:hover,
.card-action:focus-visible {
  transform: translateY(-1px);
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(148, 163, 184, 0.22);
}

.card-action[data-role="source"] {
  background: rgba(34, 211, 238, 0.08);
}

.card-action[data-role="target"] {
  background: rgba(139, 92, 246, 0.08);
}

.empty-state {
  margin-top: 1.3rem;
  text-align: center;
}

.empty-state h3 {
  margin: 0 0 0.4rem;
  font-size: 1.4rem;
}

.empty-state p {
  margin: 0 0 1rem;
  color: var(--text-muted);
}

.is-hidden {
  display: none !important;
}

.converter {
  display: grid;
  gap: 1.25rem;
}

.converter__controls {
  display: grid;
  gap: 1rem;
}

.converter__topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.converter__topbar-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.converter__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.field--datetime {
  grid-column: span 1;
}

.preset-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.preset-chip {
  padding: 0.68rem 0.9rem;
  border-radius: var(--radius-pill);
  color: var(--text-soft);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(148, 163, 184, 0.12);
  font-weight: 700;
  transition: transform var(--transition), background var(--transition), color var(--transition);
}

.preset-chip:hover,
.preset-chip:focus-visible {
  transform: translateY(-1px);
  background: rgba(255, 255, 255, 0.1);
  color: var(--text);
}

.converter__results {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.result-card {
  min-height: 100%;
  padding: 1.15rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
}

.result-card--accent {
  background:
    radial-gradient(circle at top right, rgba(34, 211, 238, 0.16), transparent 45%),
    linear-gradient(180deg, rgba(139, 92, 246, 0.16), transparent),
    rgba(255, 255, 255, 0.04);
  border-color: rgba(139, 92, 246, 0.24);
}

.result-card__label {
  margin: 0;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  font-weight: 700;
}

.result-card__title {
  margin: 0.5rem 0 0;
  font-size: clamp(1.55rem, 3vw, 2.2rem);
  line-height: 1.1;
  letter-spacing: -0.035em;
}

.result-card__title--compact {
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  line-height: 1.35;
}

.result-card__meta {
  margin: 0.6rem 0 0;
  color: var(--text-soft);
  font-size: 0.94rem;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.info-card h3 {
  margin: 0 0 0.7rem;
  font-size: 1.45rem;
  line-height: 1.2;
  letter-spacing: -0.03em;
}

.info-card p {
  margin: 0;
  color: var(--text-soft);
}

.bullet-list {
  margin: 1rem 0 0;
  padding-left: 1.15rem;
  color: var(--text-soft);
}

.bullet-list li + li {
  margin-top: 0.55rem;
}

.reference-list {
  display: grid;
  gap: 0.85rem;
}

.reference-list__item {
  padding: 0.9rem 1rem;
  border-radius: 1rem;
  border: 1px solid rgba(148, 163, 184, 0.12);
  background: rgba(255, 255, 255, 0.05);
}

.reference-list__item span,
.reference-list__item small {
  display: block;
}

.reference-list__item span {
  color: var(--text-muted);
  font-size: 0.84rem;
}

.reference-list__item strong {
  display: block;
  margin-top: 0.3rem;
  font-size: 1.2rem;
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.reference-list__item small {
  margin-top: 0.35rem;
  color: var(--text-muted);
  font-size: 0.82rem;
}

.faq-list {
  display: grid;
  gap: 0.8rem;
}

.faq-item {
  padding: 1rem 1.15rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent), var(--surface);
  box-shadow: var(--shadow-soft);
}

.faq-item summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-weight: 800;
  line-height: 1.35;
  cursor: pointer;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  flex: none;
  display: inline-grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-soft);
  font-size: 1.25rem;
  transition: transform var(--transition-slow), background var(--transition);
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
  background: rgba(34, 211, 238, 0.14);
}

.faq-item__content {
  padding-top: 0.85rem;
  color: var(--text-soft);
}

.faq-item__content p {
  margin: 0;
}

.site-footer {
  padding: 1rem 0 2.5rem;
}

.site-footer__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(12rem, 0.7fr) minmax(0, 0.9fr);
  gap: 1.5rem 2rem;
  padding: 1.5rem;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(148, 163, 184, 0.12);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent), var(--surface);
  box-shadow: var(--shadow-soft);
}

.brand--footer {
  align-items: flex-start;
}

.site-footer__text,
.site-footer__note {
  margin: 0.95rem 0 0;
  color: var(--text-muted);
}

.site-footer__nav {
  display: grid;
  align-content: start;
  gap: 0.6rem;
}

.site-footer__nav a {
  color: var(--text-soft);
}

.site-footer__nav a:hover,
.site-footer__nav a:focus-visible {
  color: var(--text);
}

.site-footer__copyright {
  margin: 1rem 0 0;
  color: var(--text-soft);
  font-weight: 700;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 1.5rem;
  transform: translate(-50%, calc(100% + 1rem));
  z-index: 80;
  max-width: min(30rem, calc(100% - 2rem));
  padding: 0.85rem 1rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(148, 163, 184, 0.2);
  background: var(--surface-strong);
  background: color-mix(in srgb, var(--surface-strong) 88%, transparent);
  color: var(--text);
  text-align: center;
  box-shadow: var(--shadow-soft);
  opacity: 0;
  transition: transform var(--transition-slow), opacity var(--transition-slow);
  pointer-events: none;
}

.toast.is-visible {
  transform: translate(-50%, 0);
  opacity: 1;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(1.1rem);
  transition: opacity 560ms ease, transform 560ms ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 75rem) {
  .toolbar {
    grid-template-columns: minmax(0, 1.5fr) repeat(2, minmax(12rem, 1fr));
  }

  .field--format,
  .switch {
    grid-column: span 1;
  }

  .hero h1 {
    max-width: 16ch;
  }
}

@media (max-width: 64rem) {
  .site-nav {
    position: fixed;
    inset: calc(var(--header-height) - 0.15rem) 1rem auto 1rem;
    display: grid;
    gap: 0.35rem;
    padding: 0.75rem;
    border-radius: 1.2rem;
    background: color-mix(in srgb, var(--surface-strong) 94%, transparent);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    opacity: 0;
    transform: translateY(-0.75rem);
    pointer-events: none;
    transition: opacity var(--transition-slow), transform var(--transition-slow);
  }

  .site-nav.is-open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  .site-nav a {
    padding: 0.9rem 1rem;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-header__inner {
    gap: 0.75rem;
  }

  .hero__grid,
  .section-heading,
  .site-footer__grid,
  .converter__grid,
  .converter__results,
  .info-grid {
    grid-template-columns: 1fr;
  }

  .hero__panel {
    max-width: 42rem;
  }

  .toolbar {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .field--search {
    grid-column: 1 / -1;
  }

  .summary-bar {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 48rem) {
  :root {
    --content-width: min(var(--container-width), calc(100% - 1rem));
  }

  .site-header__actions .theme-toggle__text {
    display: none;
  }

  .hero {
    padding-top: 2rem;
  }

  .hero h1 {
    font-size: clamp(2.2rem, 12vw, 3.8rem);
    max-width: none;
  }

  .hero__mini-grid,
  .hero__stat-grid,
  .clock-card__actions,
  .toolbar {
    grid-template-columns: 1fr;
  }

  .feature-list {
    flex-direction: column;
  }

  .hero__featured-row,
  .converter__topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .converter__topbar-actions {
    width: 100%;
  }

  .converter__topbar-actions .button {
    flex: 1 1 auto;
  }

  .clock-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 35rem) {
  .site-header__inner {
    min-height: 4.6rem;
  }

  .brand__icon {
    width: 2.7rem;
    height: 2.7rem;
  }

  .hero__actions,
  .preset-row,
  .converter__topbar-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .button,
  .preset-chip,
  .card-action {
    width: 100%;
  }

  .result-card__title {
    word-break: break-word;
  }
}

@media (max-width: 25rem) {
  .hero__panel,
  .toolbar,
  .summary-bar,
  .converter,
  .info-card,
  .empty-state,
  .site-footer__grid,
  .faq-item,
  .clock-card {
    padding-inline: 0.95rem;
  }

  .clock-card__meta-row {
    display: grid;
  }
}

@media (max-height: 52rem) and (min-width: 64rem) {
  .hero {
    padding-top: 1.75rem;
  }

  .section {
    padding-block: 4rem;
  }

  .hero h1 {
    font-size: clamp(2.5rem, 5vw, 4.3rem);
  }
}