:root {
  --bg0: #e7ece8;
  --bg1: #f3f6f2;
  --ink: #161c19;
  --ink-soft: #4a5650;
  --line: rgba(22, 28, 25, 0.12);
  --accent: #0b6e4f;
  --accent-deep: #084c37;
  --surface: rgba(255, 255, 255, 0.55);
  --danger: #8b3a2f;
  --font-display: "Fraunces", "Times New Roman", serif;
  --font-body: "Manrope", "Helvetica Neue", sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-body);
  color: var(--ink);
  background:
    radial-gradient(1200px 700px at 10% -10%, rgba(11, 110, 79, 0.14), transparent 55%),
    radial-gradient(900px 600px at 100% 0%, rgba(40, 70, 90, 0.1), transparent 50%),
    linear-gradient(165deg, var(--bg1), var(--bg0));
  background-attachment: fixed;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.35;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.45'/%3E%3C/svg%3E");
  mix-blend-mode: multiply;
  z-index: 0;
}

.app {
  position: relative;
  z-index: 1;
  width: min(920px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 3.5rem 0 8.5rem;
  animation: rise 0.8s var(--ease) both;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.brand {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(3.4rem, 10vw, 5.6rem);
  letter-spacing: -0.04em;
  line-height: 0.92;
}

.brand span {
  display: block;
  font-family: var(--font-body);
  font-size: 0.78rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 0.85rem;
  font-weight: 600;
}

.lede {
  margin: 1rem 0 0;
  max-width: 34rem;
  color: var(--ink-soft);
  font-size: 1.05rem;
  line-height: 1.5;
}

.open-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.75rem;
  margin-top: 2.25rem;
  align-items: stretch;
}

input[type="url"],
input[type="text"] {
  width: 100%;
  border: 1px solid var(--line);
  background: var(--surface);
  backdrop-filter: blur(10px);
  color: var(--ink);
  font: inherit;
  font-size: 1rem;
  padding: 0.95rem 1.1rem;
  outline: none;
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

input:focus {
  border-color: rgba(11, 110, 79, 0.55);
  box-shadow: 0 0 0 3px rgba(11, 110, 79, 0.12);
}

button {
  font: inherit;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.2s var(--ease), background 0.2s var(--ease), color 0.2s var(--ease);
}

button:active {
  transform: translateY(1px);
}

button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

.btn-primary {
  background: var(--accent);
  color: #f5faf7;
  padding: 0.95rem 1.35rem;
  font-weight: 650;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.82rem;
}

.btn-primary:hover:not(:disabled) {
  background: var(--accent-deep);
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
  padding: 0.65rem 1rem;
  font-weight: 600;
  font-size: 0.85rem;
}

.btn-ghost:hover:not(:disabled) {
  border-color: var(--accent);
  color: var(--accent-deep);
}

.btn-ghost.active {
  background: rgba(11, 110, 79, 0.1);
  border-color: var(--accent);
  color: var(--accent-deep);
}

.status {
  min-height: 1.4rem;
  margin-top: 0.85rem;
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.status.error {
  color: var(--danger);
}

.panel {
  margin-top: 2.75rem;
  display: none;
  animation: rise 0.55s var(--ease) both;
}

.panel.visible {
  display: block;
}

.panel-head {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
  align-items: end;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
}

.crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.5rem;
  align-items: center;
  font-size: 0.92rem;
}

.crumb {
  background: none;
  border: 0;
  padding: 0;
  color: var(--ink-soft);
  font: inherit;
  text-decoration: underline;
  text-underline-offset: 0.18em;
  text-decoration-color: transparent;
  transition: color 0.2s var(--ease), text-decoration-color 0.2s var(--ease);
}

.crumb:hover {
  color: var(--accent-deep);
  text-decoration-color: currentColor;
}

.crumb.current {
  color: var(--ink);
  text-decoration: none;
  font-weight: 650;
  cursor: default;
}

.sep {
  color: var(--line);
}

.folder-list,
.track-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.folder-list {
  margin-bottom: 1.5rem;
}

.folder-list li,
.track-list li {
  border-bottom: 1px solid var(--line);
}

.folder-list button,
.track-list button {
  width: 100%;
  text-align: left;
  background: transparent;
  border: 0;
  padding: 0.95rem 0.15rem;
  color: inherit;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1rem;
  align-items: baseline;
}

.folder-list button:hover,
.track-list button:hover {
  color: var(--accent-deep);
}

.folder-list .meta,
.track-list .meta {
  color: var(--ink-soft);
  font-size: 0.8rem;
  font-variant-numeric: tabular-nums;
}

.track-list button.playing .title {
  color: var(--accent-deep);
  font-weight: 700;
}

.track-list button.playing {
  background: linear-gradient(90deg, rgba(11, 110, 79, 0.08), transparent 70%);
}

.empty {
  color: var(--ink-soft);
  padding: 1rem 0;
}

.dock {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 5;
  padding: 0.75rem 1rem calc(0.9rem + env(safe-area-inset-bottom, 0px));
  background: rgba(243, 246, 242, 0.96);
  border-top: 1px solid var(--line);
  backdrop-filter: blur(14px);
  transform: translateY(110%);
  transition: transform 0.35s var(--ease);
  max-height: min(48vh, 320px);
  overflow: auto;
}

.dock.visible {
  transform: none;
}

.dock-inner {
  width: min(920px, 100%);
  margin: 0 auto;
}

.dock-top {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.55rem;
}

.now {
  font-family: var(--font-display);
  font-size: 1.05rem;
  margin: 0;
  line-height: 1.25;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
  min-width: 0;
}

.btn-icon {
  flex: 0 0 auto;
  background: transparent;
  color: var(--ink-soft);
  border: 1px solid var(--line);
  padding: 0.4rem 0.7rem;
  font-size: 0.75rem;
  font-weight: 650;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.btn-icon:hover {
  color: var(--accent-deep);
  border-color: var(--accent);
}

.seek-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.55rem;
  align-items: center;
  margin-bottom: 0.65rem;
}

.time {
  font-size: 0.72rem;
  font-variant-numeric: tabular-nums;
  color: var(--ink-soft);
  min-width: 2.6rem;
}

.time.end {
  text-align: right;
}

input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 3px;
  background: rgba(22, 28, 25, 0.15);
  outline: none;
  border-radius: 0;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 16px;
  height: 16px;
  background: var(--accent);
  border: 0;
  cursor: pointer;
  transition: transform 0.15s var(--ease);
}

input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

input[type="range"]::-moz-range-thumb {
  width: 16px;
  height: 16px;
  background: var(--accent);
  border: 0;
  cursor: pointer;
}

.controls {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.4rem;
}

.controls .btn-ghost {
  padding: 0.55rem 0.2rem;
  font-size: 0.78rem;
  text-align: center;
}

.mini-player {
  position: fixed;
  left: 50%;
  bottom: calc(0.85rem + env(safe-area-inset-bottom, 0px));
  transform: translateX(-50%) translateY(140%);
  z-index: 6;
  display: none;
  align-items: center;
  gap: 0.65rem;
  width: min(520px, calc(100% - 1.5rem));
  padding: 0.7rem 0.85rem;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  color: var(--ink);
  text-align: left;
  transition: transform 0.35s var(--ease);
}

.mini-player.visible {
  display: flex;
  transform: translateX(-50%) translateY(0);
}

.mini-state {
  flex: 0 0 auto;
  width: 1.4rem;
  color: var(--accent-deep);
  font-size: 0.85rem;
}

.mini-title {
  flex: 1;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: 0.88rem;
  font-weight: 600;
}

.mini-open {
  flex: 0 0 auto;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--accent-deep);
}

body.has-dock .app {
  padding-bottom: 11rem;
}

body.has-mini .app {
  padding-bottom: 5.5rem;
}

@media (max-width: 640px) {
  .open-row {
    grid-template-columns: 1fr;
  }

  .app {
    width: min(920px, calc(100% - 1.25rem));
    padding: 1.75rem 0 6rem;
  }

  .brand {
    font-size: clamp(2.6rem, 14vw, 3.6rem);
  }

  .lede {
    font-size: 0.95rem;
  }

  .btn-primary {
    width: 100%;
  }

  .panel-head {
    align-items: stretch;
    flex-direction: column;
  }

  .panel-head .btn-ghost {
    width: 100%;
  }

  .folder-list button,
  .track-list button {
    padding: 0.8rem 0.1rem;
    gap: 0.5rem;
    font-size: 0.95rem;
  }

  .dock {
    max-height: 42vh;
    padding: 0.65rem 0.85rem calc(0.75rem + env(safe-area-inset-bottom, 0px));
  }

  .now {
    font-size: 0.98rem;
  }

  .controls {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .controls .btn-ghost:nth-child(4),
  .controls .btn-ghost:nth-child(5) {
    grid-column: span 1;
  }
}