:root {
  --content-width: min(1120px, calc(100vw - 32px));
  --home-hero-shift: clamp(-122px, -8vw, -84px);
  --bg: #0f1728;
  --bg-soft: rgba(15, 23, 40, 0.72);
  --text: #f8fafc;
  --muted: rgba(248, 250, 252, 0.72);
  --card: rgba(255, 255, 255, 0.12);
  --card-strong: rgba(255, 255, 255, 0.18);
  --border: rgba(255, 255, 255, 0.16);
  --shadow: 0 24px 64px rgba(3, 8, 20, 0.28);
  --bg-veil-top: rgba(11, 18, 32, 0.22);
  --bg-veil-bottom: rgba(11, 18, 32, 0.84);
  --ease-smooth: cubic-bezier(0.22, 1, 0.36, 1);
  --field-bg: rgba(18, 24, 38, 0.62);
  --field-bg-hover: rgba(24, 31, 48, 0.76);
  --field-border-strong: rgba(255, 255, 255, 0.22);
  --field-shadow: 0 14px 30px rgba(3, 8, 20, 0.18);
  --field-icon: rgba(248, 250, 252, 0.86);
  --field-active: rgba(255, 243, 214, 0.12);
  --field-active-border: rgba(255, 243, 214, 0.32);
}

body.theme-ocean {
  --bg: #081a2f;
  --bg-soft: rgba(8, 26, 47, 0.76);
  --bg-veil-top: rgba(4, 20, 44, 0.18);
  --bg-veil-bottom: rgba(4, 20, 44, 0.78);
  --field-bg: rgba(10, 31, 57, 0.62);
  --field-bg-hover: rgba(13, 40, 72, 0.78);
  --field-border-strong: rgba(190, 226, 255, 0.24);
  --field-icon: rgba(221, 240, 255, 0.9);
  --field-active: rgba(204, 237, 255, 0.12);
  --field-active-border: rgba(204, 237, 255, 0.28);
}

body.theme-fantasy {
  cursor: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="gold" stroke="white" stroke-width="1"><polygon points="12,2 15,9 22,9 16,14 18,21 12,17 6,21 8,14 2,9 9,9"/></svg>') 12 12, auto;
}

body.theme-ocean {
  cursor: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="cyan" stroke-width="2"><circle cx="12" cy="12" r="8"/><circle cx="12" cy="12" r="2" fill="cyan"/></svg>') 12 12, auto;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: 'Noto Serif SC', serif;
  color: var(--text);
  position: relative;
  isolation: isolate;
  background: var(--bg);
  transition:
    background-color 420ms var(--ease-smooth),
    color 320ms var(--ease-smooth);
}

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

a,
button,
input[type='range'] {
  cursor: inherit;
}

.site-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-position: center top;
  background-repeat: no-repeat;
  background-size: cover;
  background-attachment: fixed;
  opacity: 0;
  transition: opacity 720ms var(--ease-smooth);
  will-change: opacity;
}

.site-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, var(--bg-veil-top), var(--bg-veil-bottom));
  transition: opacity 720ms var(--ease-smooth);
}

.dynamic-effects {
  position: fixed;
  inset: 0;
  z-index: 1;
  opacity: 0;
  overflow: hidden;
  transition: opacity 1000ms var(--ease-smooth);
}

body.theme-fantasy .fantasy-effects {
  opacity: 1;
  pointer-events: none;
}

body.theme-ocean .ocean-effects {
  opacity: 1;
}

#ripple-layer {
  background-image: url('/assets/media/ocean.png');
  background-size: cover;
  background-position: center;
}

.fog-layer {
  pointer-events: none;
  mix-blend-mode: screen;
}

.fog {
  position: absolute;
  bottom: -10%;
  height: 60%;
  background: radial-gradient(ellipse at bottom, rgba(255, 255, 255, 0.2) 0%, rgba(200, 220, 255, 0.05) 50%, transparent 70%);
  filter: blur(25px);
}

.fog-1 {
  width: 150%;
  left: -20%;
  animation: cloud-drift 25s infinite alternate ease-in-out;
}

.fog-2 {
  width: 150%;
  right: -20%;
  animation: cloud-drift 30s infinite alternate-reverse ease-in-out;
}

#tsparticles-ocean {
  top: 50%;
  height: 50%;
  pointer-events: none;
}

#effect-container {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 30;
}

.star-effect {
  position: absolute;
  width: 2px;
  height: 2px;
  background: white;
  box-shadow: 0 0 10px 2px gold;
  border-radius: 50%;
  animation: star-explode 0.6s ease-out forwards;
}

.ripple-effect {
  position: absolute;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.4);
  box-shadow: 0 0 15px rgba(255, 255, 255, 0.2), inset 0 0 10px rgba(255, 255, 255, 0.1);
  transform: translate(-50%, -50%);
  animation: ripple-circle 3s ease-out forwards;
  pointer-events: none;
}

.site-bg--primary {
  background-image: url('/assets/media/fantasy.png');
}

.site-bg--secondary {
  background-image: url('/assets/media/ocean.png');
}

body.theme-fantasy .site-bg--primary {
  opacity: 1;
}

body.theme-fantasy .site-bg--secondary {
  opacity: 0;
}

body.theme-ocean .site-bg--primary {
  opacity: 0;
}

body.theme-ocean .site-bg--secondary {
  opacity: 1;
}

.site-shell {
  position: relative;
  z-index: 2;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.site-main {
  flex: 1;
  width: var(--content-width);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: var(--content-width);
  margin: 14px auto 0;
  padding: 14px 20px;
  border: 1px solid var(--border);
  border-radius: 24px;
  background: rgba(10, 21, 39, 0.38);
  box-shadow: 0 18px 40px rgba(3, 8, 20, 0.18);
  backdrop-filter: blur(14px);
}

.site-header__brand,
.site-footer__meta,
.site-nav {
  display: flex;
  align-items: center;
  gap: 16px;
}

.site-header__title {
  font-size: 1.2rem;
  font-weight: 700;
}

.site-header__subtitle {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.site-header__mark,
.theme-toggle,
.site-nav__link {
  border-radius: 999px;
  border: 1px solid var(--border);
  background: linear-gradient(90deg, rgba(255, 228, 204, 0.82), rgba(224, 234, 255, 0.82));
  color: #2f3d59;
}

.site-header__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
}

.site-nav__link,
.theme-toggle {
  padding: 10px 16px;
}

.site-footer {
  width: var(--content-width);
  margin: 40px auto 24px;
  padding: 18px 20px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  border: 1px solid var(--border);
  border-radius: 24px;
  background: var(--bg-soft);
  box-shadow: var(--shadow);
}

.site-header,
.site-footer,
.home-hero__copy,
.post-card,
.player,
.site-nav__link,
.theme-toggle {
  transition:
    background-color 360ms var(--ease-smooth),
    background 520ms var(--ease-smooth),
    color 320ms var(--ease-smooth),
    border-color 360ms var(--ease-smooth),
    box-shadow 420ms var(--ease-smooth),
    transform 280ms var(--ease-smooth),
    opacity 320ms var(--ease-smooth);
}

.home-page {
  display: flex;
  flex-direction: column;
  gap: 48px;
  padding: 20px 0 0;
}

.home-hero {
  min-height: calc(100vh - 140px);
  display: flex;
  align-items: center;
  padding: 32px 0 8px;
}

.home-hero__copy,
.post-card {
  border: 1px solid var(--border);
  border-radius: 28px;
  background: var(--bg-soft);
  box-shadow: var(--shadow);
}

.home-hero__copy {
  width: min(680px, 100%);
  margin-left: var(--home-hero-shift);
  padding: 28px;
}

body[data-page-kind='home'] .site-header {
  transform: translateX(calc(var(--home-hero-shift) / 2));
}

.home-hero__eyebrow,
.post-feed__eyebrow,
.post-card__meta,
.page-shell__eyebrow {
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  font-size: 0.78rem;
}

.home-hero__copy h1 {
  margin: 10px 0 16px;
  font-size: clamp(2.35rem, 4.2vw, 4rem);
}

.home-hero__subtitle,
.home-hero__intro {
  max-width: 58ch;
  line-height: 1.8;
}

.home-hero__actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 20px 0 22px;
}

.home-hero__quicklink {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 12px;
  min-width: 0;
  padding: 14px 16px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.04));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
  transition:
    transform 220ms var(--ease-smooth),
    border-color 220ms var(--ease-smooth),
    background-color 220ms var(--ease-smooth),
    box-shadow 220ms var(--ease-smooth);
}

.home-hero__quicklink:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.24);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.06));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.12),
    0 16px 28px rgba(3, 8, 20, 0.18);
}

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

.home-hero__quicklink-icon {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  overflow: hidden;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.06));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.18),
    0 10px 22px rgba(3, 8, 20, 0.12);
  transition:
    transform 220ms var(--ease-smooth),
    border-color 220ms var(--ease-smooth),
    background-color 220ms var(--ease-smooth),
    box-shadow 220ms var(--ease-smooth);
}

.home-hero__quicklink:hover .home-hero__quicklink-icon {
  transform: translateY(-1px) scale(1.02);
  border-color: rgba(255, 255, 255, 0.26);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.24),
    0 12px 24px rgba(3, 8, 20, 0.18);
}

.home-hero__quicklink-icon--image img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.home-hero__quicklink-icon--toolbox {
  color: rgba(255, 248, 229, 0.92);
}

.home-hero__quicklink-icon--toolbox svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.home-hero__quicklink-title {
  font-size: 1rem;
  font-weight: 700;
}

.home-hero__quicklink-desc {
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.65;
}

.post-feed {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding-bottom: 8px;
}

.post-feed__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
}

.post-card {
  padding: 24px;
}

.post-card__desc {
  color: var(--muted);
  line-height: 1.8;
}

.page-shell {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-top: 24px;
}

.page-shell__header,
.page-shell__content,
.archive-item,
.player {
  border: 1px solid var(--border);
  border-radius: 24px;
  background: var(--bg-soft);
  box-shadow: var(--shadow);
}

.page-shell__header,
.page-shell__content {
  padding: 28px;
}

.page-shell__content {
  line-height: 1.9;
}

.archive-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.archive-item {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px;
}

.page-shell__content h2,
.page-shell__content h3 {
  margin-top: 1.8em;
}

.page-shell__content code {
  padding: 0.1em 0.4em;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.1);
}

.player {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 18px;
}

.player--full {
  margin-top: 6px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  align-items: start;
  justify-content: initial;
  gap: 14px;
}

.player--mini {
  position: sticky;
  top: 92px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
  gap: 12px 16px;
}

.player--full > * {
  min-width: 0;
}

.player--mini > * {
  min-width: 0;
}

.player__meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.player__kicker {
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.player__controls {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  min-width: 0;
}

.player__progress {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.player__progress input[type='range'] {
  width: 100%;
  max-width: 100%;
  flex: 1 1 auto;
}

.player__time {
  min-width: 44px;
  color: var(--muted);
  font-size: 0.85rem;
  text-align: center;
}

.player__button,
.player__volume-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
}

.player__volume-button {
  padding: 0;
  font: inherit;
  cursor: pointer;
  transition:
    background-color 220ms var(--ease-smooth),
    border-color 220ms var(--ease-smooth),
    box-shadow 220ms var(--ease-smooth),
    transform 220ms var(--ease-smooth),
    opacity 220ms var(--ease-smooth);
}

.player__volume-button:hover {
  transform: translateY(-1px);
  border-color: rgba(255, 255, 255, 0.24);
  background: rgba(255, 255, 255, 0.12);
}

.player__volume-button:focus-visible {
  outline: none;
  border-color: rgba(255, 244, 214, 0.62);
  box-shadow: 0 0 0 3px rgba(255, 244, 214, 0.12);
}

.player__volume-button.is-muted {
  opacity: 0.78;
}

.player input[type='range'] {
  width: min(180px, 100%);
  max-width: 100%;
  flex: 1 1 180px;
}

.player__volume-value {
  min-width: 40px;
  text-align: right;
}

.player__playlist-row {
  width: 100%;
  min-width: 0;
}

.player--mini .player__controls {
  justify-content: flex-end;
}

.player--mini .player__progress,
.player--mini .player__playlist-row {
  grid-column: 1 / -1;
}

.player--mini .player__progress {
  gap: 10px;
}

.player--mini .player__button,
.player--mini .player__volume-button {
  width: 38px;
  height: 38px;
}

.player--mini input[type='range'] {
  width: min(150px, 100%);
  flex-basis: 150px;
}

.player--mini .player__progress input[type='range'] {
  width: 100%;
  flex-basis: auto;
}

.player--mini .player__volume-value {
  min-width: 36px;
  font-size: 0.9rem;
}

.player--mini .player__time {
  min-width: 40px;
  font-size: 0.8rem;
}

.player--mini .player__playlist-trigger {
  padding: 10px 42px 10px 14px;
  border-radius: 16px;
}

.player--mini .player__playlist-trigger-icon {
  right: 16px;
}

.player--mini .player__playlist-menu {
  top: calc(100% + 8px);
  padding: 8px;
  border-radius: 18px;
}

.player--mini .player__playlist-item {
  padding: 10px 12px;
  border-radius: 14px;
}

.player__select-label {
  font-size: 0.75rem;
  color: var(--muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.player__playlist-row {
  position: relative;
}

.player__playlist-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  padding: 12px 48px 12px 16px;
  border-radius: 18px;
  border: 1px solid var(--field-border-strong);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.04)),
    var(--field-bg);
  color: var(--text);
  font: inherit;
  line-height: 1.45;
  cursor: pointer;
  text-align: left;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.12),
    var(--field-shadow);
  transition:
    background-color 220ms var(--ease-smooth),
    border-color 220ms var(--ease-smooth),
    box-shadow 220ms var(--ease-smooth),
    transform 220ms var(--ease-smooth);
}

.player__playlist-trigger:hover {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0.06)),
    var(--field-bg-hover);
  border-color: rgba(255, 255, 255, 0.28);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.16),
    0 18px 32px rgba(3, 8, 20, 0.22);
}

.player__playlist-trigger:focus-visible {
  outline: none;
  border-color: rgba(255, 244, 214, 0.62);
  box-shadow:
    0 0 0 3px rgba(255, 244, 214, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.16),
    0 18px 32px rgba(3, 8, 20, 0.24);
}

.player__playlist-trigger-text {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.player__playlist-trigger-icon {
  position: absolute;
  right: 18px;
  top: 50%;
  width: 10px;
  height: 10px;
  border-right: 1.5px solid var(--field-icon);
  border-bottom: 1.5px solid var(--field-icon);
  transform: translateY(-65%) rotate(45deg);
  pointer-events: none;
  opacity: 0.9;
  transition: transform 220ms var(--ease-smooth);
}

.player__playlist-row.is-open .player__playlist-trigger-icon {
  transform: translateY(-25%) rotate(225deg);
}

.player__playlist-menu {
  position: absolute;
  left: 0;
  right: 0;
  top: calc(100% + 10px);
  z-index: 12;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 10px;
  border-radius: 22px;
  border: 1px solid var(--field-border-strong);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02)),
    var(--field-bg);
  box-shadow: 0 24px 48px rgba(3, 8, 20, 0.32);
  backdrop-filter: blur(18px);
}

.player__playlist-menu[hidden] {
  display: none;
}

.player__playlist-item {
  width: 100%;
  padding: 12px 14px;
  border-radius: 16px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text);
  font: inherit;
  line-height: 1.45;
  text-align: left;
  cursor: pointer;
  transition:
    background-color 180ms var(--ease-smooth),
    border-color 180ms var(--ease-smooth),
    color 180ms var(--ease-smooth),
    transform 180ms var(--ease-smooth);
}

.player__playlist-item:hover {
  background: var(--field-bg-hover);
  border-color: rgba(255, 255, 255, 0.14);
}

.player__playlist-item:focus-visible {
  outline: none;
  border-color: var(--field-active-border);
  background: var(--field-bg-hover);
}

.player__playlist-item.is-active {
  background: var(--field-active);
  border-color: var(--field-active-border);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.player__playlist-item-title {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

@media (max-width: 860px) {
  .site-header,
  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .site-nav {
    flex-wrap: wrap;
  }

  .home-hero {
    min-height: auto;
  }

  .home-hero__copy {
    margin-left: 0;
  }

  body[data-page-kind='home'] .site-header {
    transform: none;
  }
}

@media (max-width: 720px) {
  .player,
  .player__controls {
    flex-wrap: wrap;
  }

  .player--full {
    gap: 12px;
  }

  .player--mini {
    position: static;
    grid-template-columns: minmax(0, 1fr);
  }

  .player--mini .player__controls {
    justify-content: flex-start;
  }
}

@media (max-width: 640px) {
  .archive-item {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-bg,
  .site-bg::after,
  .dynamic-effects,
  .site-header,
  .site-footer,
  .home-hero__copy,
  .post-card,
  .player,
  .site-nav__link,
  .theme-toggle,
  body {
    transition-duration: 0.01ms !important;
  }

  .fog,
  .star-effect,
  .ripple-effect {
    animation: none !important;
  }
}

@keyframes cloud-drift {
  0% { transform: translateX(-5%) scaleY(1); }
  100% { transform: translateX(5%) scaleY(1.2); }
}

@keyframes star-explode {
  0% { transform: scale(1); opacity: 1; }
  100% { transform: scale(3) translate(var(--tx), var(--ty)); opacity: 0; }
}

@keyframes ripple-circle {
  0% {
    width: 0;
    height: 0;
    opacity: 1;
    border-width: 4px;
  }

  100% {
    width: 400px;
    height: 400px;
    opacity: 0;
    border-width: 0;
  }
}