/* ===== NAVBAR ===== */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: rgba(5, 5, 5, 0.9);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  z-index: 100;
}

.navbar-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 16px;
}

.navbar-brand {
  font-family: var(--font-brand);
  font-size: 22px;
  letter-spacing: 2px;
  color: var(--text);
  text-transform: uppercase;
  transition: var(--transition);
  flex-shrink: 0;
}

.navbar-brand:hover {
  color: var(--accent);
}

.navbar-tagline {
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--text-dim);
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 6px;
  letter-spacing: 0.02em;
}

.navbar-tagline .dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  display: inline-block;
}

/* ===== BREADCRUMB ===== */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-muted);
  overflow-x: auto;
  white-space: nowrap;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.breadcrumb::-webkit-scrollbar {
  display: none;
}

.breadcrumb-link {
  color: var(--text-dim);
  transition: var(--transition);
}

.breadcrumb-link:hover {
  color: var(--text);
}

.breadcrumb-sep {
  color: var(--text-dim);
  font-size: 11px;
  user-select: none;
}

.breadcrumb-current {
  color: var(--text-secondary);
  font-weight: 500;
}

/* ===== FOOTER ===== */
#footer {
  margin-top: auto;
  padding: 32px 24px;
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  text-align: center;
  font-size: 12px;
  color: var(--text-dim);
  letter-spacing: 0.02em;
}

.footer-inner a {
  color: var(--text-muted);
  transition: var(--transition);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer-inner a:hover {
  color: var(--accent);
}

.footer-lockin {
  font-family: var(--font-brand);
  font-size: 13px;
  letter-spacing: 2px;
  color: var(--accent);
}

/* ===== HOMEPAGE / HERO ===== */
.hero {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  text-align: left;
  min-height: calc(85vh - var(--nav-height));
  padding: 48px 0 40px;
  position: relative;
  z-index: 1;
}

.hero-bg-glow {
  position: fixed;
  top: 30%;
  left: 30%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(232, 21, 27, 0.06) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(40px, 8vw, 56px);
  font-weight: 700;
  font-style: italic;
  letter-spacing: -0.5px;
  line-height: 1.1;
  margin-bottom: 12px;
  animation: fadeInUp 0.5s ease forwards;
  position: relative;
  z-index: 1;
}

.hero-title span {
  color: var(--accent);
}

.hero-tagline {
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--text-muted);
  font-style: italic;
  margin-bottom: 10px;
  animation: fadeInUp 0.5s ease 0.08s forwards;
  opacity: 0;
  position: relative;
  z-index: 1;
}

.hero-desc {
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--text-dim);
  max-width: 420px;
  line-height: 1.7;
  margin-bottom: 36px;
  animation: fadeInUp 0.5s ease 0.14s forwards;
  opacity: 0;
  position: relative;
  z-index: 1;
}

/* ===== RESUME PLAYING CARD ===== */
.resume-card {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-bottom: 16px;
  animation: fadeInUp 0.5s ease 0.2s forwards;
  opacity: 0;
  position: relative;
  z-index: 1;
  transition: var(--transition);
}

.resume-card:hover {
  border-color: var(--border-hover);
}

.resume-label {
  font-family: var(--font-brand);
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 10px;
}

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

.resume-icon {
  width: 44px;
  height: 44px;
  background: var(--accent-dim);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.resume-icon svg {
  width: 20px;
  height: 20px;
  color: var(--accent);
}

.resume-info {
  flex: 1;
  min-width: 0;
}

.resume-topic-name {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 2px;
}

.resume-topic-meta {
  font-size: 11px;
  color: var(--text-dim);
}

.resume-time {
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
  flex-shrink: 0;
}

.resume-play-btn {
  width: 36px;
  height: 36px;
  background: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: var(--transition);
  cursor: pointer;
}

.resume-play-btn:hover {
  transform: scale(1.08);
}

.resume-play-btn svg {
  width: 14px;
  height: 14px;
}

.resume-divider {
  font-size: 11px;
  color: var(--text-dim);
  text-align: center;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 16px;
  animation: fadeInUp 0.5s ease 0.26s forwards;
  opacity: 0;
  position: relative;
  z-index: 1;
}

/* ===== BUTTONS ===== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 14px 32px;
  background: var(--accent);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: var(--radius);
  transition: var(--transition);
  position: relative;
  z-index: 1;
  animation: fadeInUp 0.5s ease 0.3s forwards;
  opacity: 0;
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-primary .arrow {
  font-size: 18px;
  transition: var(--transition);
}

.btn-primary:hover .arrow {
  transform: translateX(3px);
}

/* ===== PAGE SECTIONS ===== */
.page-section {
  padding: 40px 0 60px;
  animation: fadeIn 0.3s ease forwards;
}

.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 32px;
}

.page-title {
  font-size: clamp(28px, 5vw, 36px);
  font-weight: 700;
  margin-bottom: 6px;
  animation: fadeInUp 0.4s ease forwards;
}

.page-subtitle {
  font-size: 13px;
  color: var(--text-muted);
  animation: fadeInUp 0.4s ease 0.05s forwards;
  opacity: 0;
}

.page-action {
  font-size: 12px;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  transition: var(--transition);
  flex-shrink: 0;
  margin-top: 8px;
}

.page-action:hover {
  color: var(--accent-hover);
}

/* ===== CARD GRIDS ===== */
.card-grid {
  display: grid;
  gap: 16px;
}

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

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

@media (max-width: 600px) {
  .card-grid-2 {
    grid-template-columns: 1fr;
  }
  .card-grid-3 {
    grid-template-columns: 1fr;
  }
}

/* ===== CLASS CARDS ===== */
.card {
  display: flex;
  flex-direction: column;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  transition: var(--transition);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.card:hover {
  border-color: var(--border-accent);
  transform: translateY(-3px);
}

.card-class {
  align-items: center;
  justify-content: center;
  min-height: 200px;
  gap: 10px;
  padding: 32px;
}

.card-class .card-bookmark {
  position: absolute;
  top: 16px;
  left: 16px;
  color: var(--accent);
  opacity: 0;
  transition: var(--transition);
}

.card-class:hover .card-bookmark {
  opacity: 1;
}

.card-class-num {
  font-family: var(--font-heading);
  font-size: 64px;
  font-weight: 700;
  line-height: 1;
  color: var(--text);
  margin-bottom: 4px;
}

.card-label {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  z-index: 1;
}

.card-bottom-icon {
  position: absolute;
  bottom: 16px;
  right: 16px;
  color: var(--text-dim);
  opacity: 0.5;
}

/* ===== SUBJECT CARDS ===== */
.card-subject {
  align-items: center;
  justify-content: center;
  padding: 36px 20px 28px;
  gap: 12px;
  min-height: 180px;
}

.card-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.85;
  transition: var(--transition);
  color: var(--accent);
}

.card:hover .card-icon {
  opacity: 1;
  transform: scale(1.05);
}

.card-sub-count {
  font-size: 11px;
  color: var(--text-dim);
  margin-top: 2px;
}

.card-sub-arrow {
  font-size: 16px;
  color: var(--text-dim);
  margin-top: auto;
  transition: var(--transition);
}

.card:hover .card-sub-arrow {
  color: var(--accent);
}

/* ===== CHAPTER LIST ===== */
.card-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.card-chapter {
  flex-direction: row;
  align-items: center;
  justify-content: flex-start;
  padding: 18px 20px;
  gap: 16px;
  text-align: left;
  border-left: 3px solid transparent;
  border-radius: 0 var(--radius) var(--radius) 0;
}

.card-chapter:hover {
  border-left-color: var(--accent);
  transform: none;
}

.card-chapter-order {
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 600;
  color: var(--accent);
  width: 36px;
  flex-shrink: 0;
}

.card-chapter .card-label {
  flex: 1;
  font-size: 14px;
}

.card-arrow {
  font-size: 16px;
  color: var(--text-dim);
  transition: var(--transition);
  flex-shrink: 0;
}

.card:hover .card-arrow {
  color: var(--accent);
  transform: translateX(4px);
}

/* ===== TOPIC CARDS ===== */
.topic-grid {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.card-topic {
  flex-direction: row;
  align-items: center;
  text-align: left;
  padding: 18px 20px;
  gap: 14px;
}

.card-topic:hover {
  transform: translateY(-2px);
}

.topic-play-icon {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: var(--transition);
}

.card-topic:hover .topic-play-icon {
  transform: scale(1.06);
}

.topic-play-icon svg {
  width: 14px;
  height: 14px;
}

.topic-info {
  flex: 1;
  min-width: 0;
}

.topic-info .card-label {
  margin-bottom: 2px;
}

.card-duration {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  color: var(--text-dim);
}

.card-duration svg {
  display: inline-block;
  width: 12px;
  height: 12px;
  flex-shrink: 0;
}

.topic-waveform {
  display: flex;
  align-items: center;
  gap: 2px;
  height: 20px;
  flex-shrink: 0;
}

.topic-waveform span {
  width: 2px;
  background: var(--accent);
  border-radius: 1px;
  opacity: 0.5;
}

/* ===== LOCKED / COMING SOON ===== */
.card-locked {
  opacity: 0.4;
  cursor: default;
  pointer-events: none;
}

.card-locked:hover {
  transform: none;
  border-color: var(--border);
}

.topic-lock-icon-sm {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.topic-lock-icon-sm svg {
  width: 16px;
  height: 16px;
  color: var(--text-dim);
}

.card-badge-locked {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.04em;
}

/* ===== VIEW ALL CHAPTERS LINK ===== */
.view-chapters-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  margin-top: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 13px;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
}

.view-chapters-link:hover {
  border-color: var(--border-hover);
  color: var(--text);
}

.view-chapters-link .icon {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* ===== TOPIC PAGE ===== */
.topic-page {
  padding: 32px 0 60px;
  animation: fadeIn 0.3s ease;
}

.now-playing-badge {
  display: inline-block;
  font-family: var(--font-brand);
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 4px 12px;
  border-radius: 4px;
  margin-bottom: 16px;
  text-transform: uppercase;
  animation: fadeInUp 0.4s ease forwards;
}

.topic-heading {
  font-size: clamp(26px, 5vw, 36px);
  font-weight: 700;
  font-style: italic;
  margin-bottom: 8px;
  text-align: center;
  animation: fadeInUp 0.4s ease 0.05s forwards;
  opacity: 0;
}

.topic-meta {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 8px;
  text-align: center;
  animation: fadeInUp 0.4s ease 0.1s forwards;
  opacity: 0;
}

.topic-microcopy {
  font-size: 12px;
  color: var(--text-dim);
  text-align: center;
  margin-bottom: 40px;
  font-style: italic;
  animation: fadeInUp 0.4s ease 0.15s forwards;
  opacity: 0;
}

.topic-locked-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 30vh;
  gap: 16px;
  animation: fadeInUp 0.5s ease forwards;
}

.topic-lock-icon {
  width: 48px;
  height: 48px;
  color: var(--text-dim);
}

.topic-locked-text {
  font-size: 15px;
  color: var(--text-muted);
}

.topic-script {
  margin-top: 40px;
  padding: 28px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  animation: fadeInUp 0.5s ease 0.1s forwards;
  opacity: 0;
}

.topic-script-title {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  margin-bottom: 16px;
}

.topic-script-body {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-muted);
  white-space: pre-wrap;
}

/* ===== AUDIO PLAYER (Redesigned) ===== */
.audio-player {
  animation: fadeInUp 0.5s ease 0.2s forwards;
  opacity: 0;
}

.player-controls-main {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  margin-bottom: 24px;
}

.player-skip-btn {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: var(--transition);
  border-radius: 50%;
}

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

.player-skip-btn svg {
  width: 22px;
  height: 22px;
}

.player-btn {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  border-radius: 50%;
  transition: var(--transition);
  flex-shrink: 0;
}

.player-btn:hover {
  transform: scale(1.06);
}

.player-btn svg {
  width: 24px;
  height: 24px;
}

/* Progress bar */
.player-progress-wrap {
  margin-bottom: 32px;
}

.player-progress-bar {
  width: 100%;
  height: 3px;
  background: rgba(255,255,255,0.08);
  border-radius: 2px;
  position: relative;
  cursor: pointer;
  margin-bottom: 8px;
}

.player-progress-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 2px;
  width: 0%;
  transition: width 0.1s linear;
  position: relative;
}

.player-progress-fill::after {
  content: '';
  position: absolute;
  right: -4px;
  top: 50%;
  transform: translateY(-50%);
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
}

.player-times {
  display: flex;
  justify-content: space-between;
}

.player-time {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 500;
  color: var(--text-dim);
  font-variant-numeric: tabular-nums;
}

/* Bottom action row */
.player-actions {
  display: flex;
  align-items: center;
  justify-content: space-around;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.player-action-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  font-size: 10px;
  color: var(--text-dim);
  letter-spacing: 0.03em;
  cursor: pointer;
  transition: var(--transition);
  padding: 6px 12px;
}

.player-action-btn:hover {
  color: var(--text-muted);
}

.player-action-btn svg {
  width: 20px;
  height: 20px;
}

.player-action-btn .speed-label {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 600;
  color: var(--text-muted);
}

/* Seek bar (hidden, replaced by custom progress) */
.seek-bar {
  position: absolute;
  width: 100%;
  height: 20px;
  top: -8px;
  left: 0;
  opacity: 0;
  cursor: pointer;
  z-index: 2;
  margin: 0;
}

/* ===== NOTE BOX ===== */
.player-note-box {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  animation: fadeIn 0.2s ease;
}

.player-note-input {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 13px;
  padding: 12px;
  resize: vertical;
  line-height: 1.5;
  outline: none;
  transition: var(--transition);
}

.player-note-input:focus {
  border-color: var(--border-hover);
}

.player-note-input::placeholder {
  color: var(--text-dim);
}

.player-note-save {
  margin-top: 8px;
  padding: 8px 20px;
  background: var(--accent);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: var(--transition);
}

.player-note-save:hover {
  background: var(--accent-hover);
}

/* ===== MARK DONE STATE ===== */
.player-action-btn.done {
  color: var(--accent);
}

.player-action-btn.done svg {
  stroke: var(--accent);
}

/* ===== CHAPTERS MODAL ===== */
.chapters-modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  animation: fadeIn 0.15s ease;
}

.chapters-modal.hidden {
  display: none;
}

.chapters-modal-content {
  width: 90%;
  max-width: 440px;
  max-height: 70vh;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.chapters-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.chapters-modal-title {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}

.chapters-modal-close {
  font-size: 22px;
  color: var(--text-dim);
  cursor: pointer;
  transition: var(--transition);
  line-height: 1;
  padding: 0 4px;
}

.chapters-modal-close:hover {
  color: var(--text);
}

.chapters-modal-list {
  overflow-y: auto;
  padding: 8px 0;
}

.chapters-modal-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  color: inherit;
}

.chapters-modal-item:hover {
  background: rgba(255, 255, 255, 0.04);
}

.chapters-modal-item.active {
  background: var(--accent-dim);
  border-left: 3px solid var(--accent);
}

.chapters-modal-item.locked {
  opacity: 0.4;
  cursor: default;
  pointer-events: none;
}

.chapters-modal-num {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 600;
  color: var(--text-dim);
  width: 24px;
  flex-shrink: 0;
}

.chapters-modal-item.active .chapters-modal-num {
  color: var(--accent);
}

.chapters-modal-name {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  flex: 1;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.chapters-modal-playing {
  font-size: 10px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  flex-shrink: 0;
}

.chapters-modal-lock {
  font-size: 10px;
  color: var(--text-dim);
  letter-spacing: 0.04em;
  flex-shrink: 0;
}

.chapters-modal-empty {
  padding: 32px 20px;
  text-align: center;
  font-size: 13px;
  color: var(--text-dim);
}

/* ===== AUTOPLAY TOGGLE ===== */
.autoplay-toggle-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.autoplay-label {
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--text-dim);
  letter-spacing: 0.02em;
}

.autoplay-toggle {
  position: relative;
  width: 40px;
  height: 22px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 11px;
  border: none;
  cursor: pointer;
  transition: background 0.2s ease;
  padding: 0;
}

.autoplay-toggle.on {
  background: var(--accent);
}

.autoplay-toggle-knob {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 16px;
  height: 16px;
  background: var(--text);
  border-radius: 50%;
  transition: transform 0.2s ease;
}

.autoplay-toggle.on .autoplay-toggle-knob {
  transform: translateX(18px);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 600px) {
  .navbar-inner {
    padding: 0 16px;
  }

  .navbar-tagline {
    display: none;
  }

  .hero {
    padding: 32px 0;
    min-height: calc(75vh - var(--nav-height));
  }

  .card-class {
    min-height: 160px;
  }

  .card-subject {
    padding: 28px 16px 24px;
    min-height: 150px;
  }

  .page-section {
    padding: 28px 0 48px;
  }

  .player-controls-main {
    gap: 20px;
  }

  .player-btn {
    width: 56px;
    height: 56px;
  }

  .topic-script {
    padding: 20px;
  }
}

/* ===== MINI PLAYER ===== */
.mini-player {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 998;
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.mini-player-hidden {
  transform: translateY(100%);
  opacity: 0;
  pointer-events: none;
}

.mini-progress {
  height: 2px;
  background: rgba(255, 255, 255, 0.06);
  width: 100%;
}

.mini-progress-fill {
  height: 100%;
  background: var(--accent);
  width: 0%;
  transition: width 0.15s linear;
}

.mini-body {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  max-width: var(--max-width);
  margin: 0 auto;
  gap: 12px;
}

.mini-info {
  flex: 1;
  min-width: 0;
}

.mini-title {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.3;
}

.mini-meta {
  font-family: var(--font-body);
  font-size: 11px;
  color: var(--text-dim);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mini-controls {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.mini-play-btn {
  width: 36px;
  height: 36px;
  background: var(--accent);
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.mini-play-btn:hover {
  transform: scale(1.06);
}

.mini-close-btn {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-dim);
  cursor: pointer;
  transition: var(--transition);
  border-radius: 50%;
}

.mini-close-btn:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
}

/* Add bottom padding when mini-player is visible */
body:has(.mini-player:not(.mini-player-hidden)) #footer {
  padding-bottom: 80px;
}