:root {
  --bg: #0a1217;
  --bg-2: #102129;
  --bg-3: #172c33;
  --panel: rgba(255, 255, 255, 0.06);
  --panel-strong: rgba(255, 255, 255, 0.12);
  --text: #f6f4ef;
  --muted: #9fb0bc;
  --accent: #ffa155;
  --accent-2: #ff6840;
  --accent-3: #2ed2c3;
  --danger: #ff5f5f;
  --shadow: 0 30px 60px rgba(0, 0, 0, 0.35);
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --touch: 56px;
  --font-head: "Space Grotesk", "IBM Plex Sans", sans-serif;
  --font-body: "IBM Plex Sans", "Space Grotesk", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text);
  background: radial-gradient(circle at 20% 20%, rgba(255, 161, 85, 0.2), transparent 40%),
    radial-gradient(circle at 80% 10%, rgba(46, 210, 195, 0.15), transparent 45%),
    linear-gradient(160deg, var(--bg), var(--bg-2));
  min-height: 100vh;
  letter-spacing: 0.2px;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: linear-gradient(120deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(60deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 160px 160px;
  opacity: 0.6;
  pointer-events: none;
}

.app {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 22px 28px 140px;
}

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

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-mark {
  width: 52px;
  height: 52px;
  border-radius: 18px;
  background: linear-gradient(140deg, var(--accent), var(--accent-2));
  display: grid;
  place-items: center;
  font-size: 26px;
  font-weight: 700;
  color: #1b1311;
  font-family: var(--font-head);
  box-shadow: var(--shadow);
}

.brand-title {
  font-family: var(--font-head);
  font-size: 24px;
  font-weight: 600;
}

.brand-sub {
  font-size: 14px;
  color: var(--muted);
}

.status-pill {
  padding: 10px 18px;
  border-radius: 999px;
  background: var(--panel);
  color: var(--muted);
  font-size: 14px;
}

.status-pill.ok {
  background: rgba(46, 210, 195, 0.2);
  color: #b5fff3;
  border: 1px solid rgba(46, 210, 195, 0.4);
}

.status-pill.error {
  background: rgba(255, 95, 95, 0.18);
  color: #ffd1d1;
  border: 1px solid rgba(255, 95, 95, 0.4);
}

.main {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.view {
  display: none;
  flex-direction: column;
  gap: 24px;
  animation: fadeIn 0.4s ease;
}

.view.active {
  display: flex;
}

.hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 22px 26px;
  border-radius: var(--radius-lg);
  background: linear-gradient(130deg, rgba(255, 161, 85, 0.2), rgba(16, 33, 41, 0.8));
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.hero-title {
  font-family: var(--font-head);
  font-size: 30px;
  font-weight: 600;
}

.hero-sub {
  font-size: 16px;
  color: var(--muted);
  margin-top: 6px;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.action-pill {
  min-height: var(--touch);
  padding: 0 22px;
  border-radius: 999px;
  border: none;
  color: #1a1110;
  background: linear-gradient(130deg, var(--accent), var(--accent-2));
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: var(--shadow);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}

.action-pill.ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: none;
}

.action-pill:disabled {
  cursor: not-allowed;
  opacity: 0.6;
  box-shadow: none;
}

.panel {
  padding: 20px 22px 24px;
  border-radius: var(--radius-lg);
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow);
}

.panel-title {
  font-family: var(--font-head);
  font-size: 20px;
  margin-bottom: 16px;
}

.card-row {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  padding-bottom: 8px;
  scroll-snap-type: x mandatory;
}

.card {
  flex: 0 0 220px;
  height: 240px;
  border-radius: var(--radius-md);
  background: var(--panel-strong);
  border: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 16px;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  scroll-snap-align: start;
  animation: riseIn 0.5s ease;
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: var(--card-bg);
  background-size: cover;
  background-position: center;
  opacity: 0.75;
  filter: saturate(1.1);
  z-index: 0;
}

.card .card-title,
.card .card-sub {
  position: relative;
  z-index: 1;
}

.card-title {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 600;
}

.card-sub {
  font-size: 14px;
  color: var(--muted);
  margin-top: 4px;
}

.list-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.list-item {
  padding: 16px;
  border-radius: var(--radius-md);
  background: rgba(8, 15, 19, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  gap: 14px;
  align-items: center;
  cursor: pointer;
  animation: riseIn 0.45s ease;
}

.list-thumb {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-sm);
  background: var(--panel-strong);
  flex-shrink: 0;
  background-size: cover;
  background-position: center;
}

.list-title {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 600;
}

.list-sub {
  font-size: 14px;
  color: var(--muted);
  margin-top: 4px;
}

.segment {
  display: flex;
  gap: 10px;
  padding: 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.segment-btn {
  border: none;
  background: transparent;
  color: var(--muted);
  font-family: var(--font-head);
  font-size: 16px;
  padding: 10px 18px;
  border-radius: 999px;
  cursor: pointer;
  min-height: 44px;
}

.segment-btn.active {
  background: var(--panel-strong);
  color: var(--text);
}

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

.search-bar input {
  flex: 1;
  min-height: var(--touch);
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(10, 16, 20, 0.8);
  padding: 0 20px;
  font-size: 16px;
  color: var(--text);
}

.search-bar input:focus {
  outline: 2px solid rgba(255, 161, 85, 0.5);
}

.load-more {
  width: 100%;
  margin-top: 18px;
  min-height: var(--touch);
  border-radius: var(--radius-md);
  border: 1px dashed rgba(255, 255, 255, 0.2);
  background: transparent;
  color: var(--muted);
  font-size: 16px;
  cursor: pointer;
}

.nowbar {
  position: fixed;
  left: 20px;
  right: 20px;
  bottom: 86px;
  padding: 16px 20px;
  border-radius: var(--radius-lg);
  background: rgba(10, 16, 20, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 16px;
  z-index: 10;
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
}

.now-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
  flex: 1;
}

.now-text {
  flex: 1;
  min-width: 0;
}

.now-thumb {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-sm);
  background: var(--panel-strong);
  background-size: cover;
  background-position: center;
  flex-shrink: 0;
}

.now-title {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 600;
}

.now-sub {
  font-size: 14px;
  color: var(--muted);
}

.expand-btn {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  cursor: pointer;
  display: grid;
  place-items: center;
}

.now-actions {
  display: flex;
  gap: 8px;
}

.expand-btn svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.now-controls {
  display: flex;
  gap: 10px;
  justify-content: center;
}

.control-btn {
  min-width: 72px;
  min-height: var(--touch);
  border-radius: 16px;
  border: none;
  background: var(--panel-strong);
  color: var(--text);
  font-size: 16px;
  font-family: var(--font-head);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.control-btn.primary {
  background: linear-gradient(130deg, var(--accent), var(--accent-2));
  color: #1a1110;
}

.control-btn svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

.control-btn .icon-pause {
  display: none;
}

.control-btn.is-playing .icon-play {
  display: none;
}

.control-btn.is-playing .icon-pause {
  display: block;
}

.now-progress {
  display: grid;
  gap: 10px;
}

.nowbar.compact {
  flex-direction: row;
  align-items: center;
  padding: 12px 16px;
}

.nowbar.compact .now-progress {
  display: none;
}

.nowbar.compact .now-controls {
  margin-left: auto;
}

.progress-row {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 8px;
  align-items: center;
}

.progress-row.muted {
  grid-template-columns: 1fr 1fr;
}

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

.progress-row .progress-label:last-child {
  text-align: right;
}

.progress-center {
  font-size: 13px;
  color: var(--text);
  text-align: center;
}

.book-bar {
  height: 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.book-bar-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent-3), var(--accent));
  transition: width 0.2s ease;
}

.seekbar {
  width: 100%;
}

.now-fullscreen {
  position: fixed;
  inset: 0;
  background: rgba(5, 8, 10, 0.75);
  backdrop-filter: blur(10px);
  z-index: 25;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.now-fullscreen-card {
  width: min(980px, 94vw);
  max-height: 90vh;
  overflow: hidden;
  background: rgba(12, 18, 22, 0.96);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 22px 24px 26px;
}

.now-fullscreen-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.now-fullscreen-title {
  font-family: var(--font-head);
  font-size: 22px;
}

.now-fullscreen-body {
  display: grid;
  gap: 18px;
}

.now-full-art {
  width: min(360px, 70vw);
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-md);
  background: var(--panel-strong);
  background-size: cover;
  background-position: center;
  justify-self: center;
}

.now-full-meta {
  text-align: center;
  display: grid;
  gap: 6px;
}

.now-full-title {
  font-family: var(--font-head);
  font-size: 26px;
}

.now-full-book,
.now-full-author {
  color: var(--muted);
  font-size: 16px;
}

.now-full-progress {
  display: grid;
  gap: 10px;
}

.now-full-controls {
  display: flex;
  justify-content: center;
  gap: 14px;
}

@media (min-width: 900px) {
  .now-fullscreen-body {
    grid-template-columns: minmax(280px, 360px) 1fr;
    align-items: center;
  }

  .now-full-art {
    justify-self: start;
  }

  .now-full-meta,
  .now-full-progress,
  .now-full-controls {
    grid-column: 2;
    text-align: left;
  }
}

.bottom-nav {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  gap: 12px;
  justify-content: space-around;
  padding: 16px 20px 22px;
  background: rgba(10, 16, 20, 0.95);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
  z-index: 10;
}

.nav-btn {
  flex: 1;
  min-height: var(--touch);
  border-radius: 18px;
  border: none;
  background: rgba(255, 255, 255, 0.05);
  color: var(--muted);
  font-family: var(--font-head);
  font-size: 16px;
  cursor: pointer;
}

.nav-btn.active {
  color: #1a1110;
  background: linear-gradient(130deg, var(--accent), var(--accent-2));
}

.drawer {
  position: fixed;
  inset: 0;
  background: rgba(5, 8, 10, 0.65);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 20;
}

.drawer-content {
  width: min(960px, 94vw);
  max-height: 88vh;
  overflow: hidden;
  background: rgba(12, 18, 22, 0.95);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: var(--shadow);
}

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.drawer-title {
  font-family: var(--font-head);
  font-size: 24px;
}

.drawer-close {
  min-height: 44px;
  padding: 0 16px;
  border-radius: 999px;
  border: none;
  background: var(--panel-strong);
  color: var(--text);
  font-size: 14px;
  cursor: pointer;
}

.drawer-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.drawer-body {
  overflow-y: auto;
  display: grid;
  gap: 12px;
}

.track-list {
  display: grid;
  gap: 12px;
}

.track-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.track-meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.track-title {
  font-family: var(--font-head);
  font-size: 17px;
}

.track-sub {
  font-size: 14px;
  color: var(--muted);
}

.track-play {
  min-height: 44px;
  min-width: 90px;
  border-radius: 999px;
  border: none;
  background: var(--panel-strong);
  color: var(--text);
  font-family: var(--font-head);
  cursor: pointer;
}

.now-detail {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 18px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
  margin-bottom: 12px;
}

.detail-thumb {
  width: 120px;
  height: 120px;
  border-radius: var(--radius-md);
  background: var(--panel-strong);
  background-size: cover;
  background-position: center;
}

.detail-header {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 14px;
  border-radius: var(--radius-md);
  background: rgba(12, 18, 22, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.detail-meta {
  display: grid;
  gap: 6px;
}

.detail-title {
  font-family: var(--font-head);
  font-size: 20px;
}

.detail-line {
  font-size: 14px;
  color: var(--muted);
}

.detail-list {
  display: grid;
  gap: 10px;
  padding: 12px 6px 0;
}

.detail-item {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

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

.detail-value {
  font-size: 14px;
}

.queue-list {
  display: grid;
  gap: 10px;
}

.queue-item {
  padding: 12px;
  border-radius: var(--radius-md);
  background: rgba(12, 18, 22, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.queue-item.active {
  border-color: rgba(255, 161, 85, 0.6);
  background: rgba(255, 161, 85, 0.08);
}

.modal {
  position: fixed;
  inset: 0;
  background: rgba(5, 8, 10, 0.72);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 30;
}

.modal-card {
  width: min(520px, 92vw);
  background: rgba(12, 18, 22, 0.95);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: var(--shadow);
}

.modal-title {
  font-family: var(--font-head);
  font-size: 24px;
}

.modal-copy {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.4;
}

.modal-label {
  font-size: 14px;
  color: var(--muted);
}

.modal-card input {
  min-height: 48px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(8, 12, 15, 0.9);
  color: var(--text);
  padding: 0 14px;
  font-size: 15px;
}

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

.server-list {
  display: grid;
  gap: 12px;
  margin-top: 6px;
}

.server-btn {
  min-height: var(--touch);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(12, 18, 22, 0.8);
  color: var(--text);
  font-family: var(--font-head);
  font-size: 16px;
  cursor: pointer;
}

.toast {
  position: fixed;
  top: 20px;
  right: 20px;
  padding: 12px 18px;
  border-radius: 999px;
  background: rgba(12, 18, 22, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--text);
  z-index: 40;
}

.hidden {
  display: none;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes riseIn {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 900px) {
  .app {
    padding: 18px 18px 150px;
  }

  .hero {
    flex-direction: column;
    align-items: flex-start;
  }

  .nowbar {
    flex-direction: column;
    align-items: stretch;
    bottom: 96px;
  }

  .now-controls {
    justify-content: space-between;
  }

  .control-btn {
    flex: 1;
  }
}

@media (max-width: 700px) {
  .card {
    flex-basis: 180px;
    height: 210px;
  }

  .search-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .nowbar {
    left: 12px;
    right: 12px;
  }
}