:root {
  --card-zoom: 1;
  --bg-dark: #0f0f0f;
  --card-bg: #1f1f1f;
  --accent-red: #ff0033;
  --accent-hover: #cc0029;
  --text-main: #f1f1f1;
  --text-muted: #aaaaaa;
  --border-color: #333333;
  --chip-bg: #272727;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

/* Keep horizontal chip rows clean, but leave real scroll containers visible */
.categories,
.trending-quick-chips,
#followed-channels-list,
#playlist-tabs {
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.categories::-webkit-scrollbar,
.trending-quick-chips::-webkit-scrollbar,
#followed-channels-list::-webkit-scrollbar,
#playlist-tabs::-webkit-scrollbar {
  display: none;
  width: 0;
  height: 0;
}

/* Visible keyboard focus everywhere (accessibility) */
:focus-visible {
  outline: 2px solid #3ea6ff;
  outline-offset: 2px;
}

.search-input-wrapper input:focus-visible,
.channel-search-box input:focus-visible,
#input-block-keyword:focus-visible {
  outline: 2px solid #3ea6ff;
  outline-offset: 0;
}

html {
  overflow-x: hidden;
  max-width: 100vw;
  width: 100%;
}

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  min-height: 100vh;
  max-width: 100vw;
  width: 100%;
  position: relative;
}

/* Navbar */
.navbar {
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  background-color: #0f0f0f;
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--border-color);
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon-svg {
  width: 34px;
  height: 34px;
  filter: drop-shadow(0 0 8px rgba(247, 127, 0, 0.5));
  flex-shrink: 0;
}

.logo-text-group {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.logo-title {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.logo-subtitle {
  font-size: 0.48rem;
  font-weight: 600;
  color: #f77f00;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  opacity: 0.9;
  margin-top: -1px;
}

.highlight {
  color: var(--accent-red);
}

.search-bar-container {
  display: flex;
  align-items: center;
  width: 45%;
  max-width: 600px;
}

.search-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  flex: 1;
  min-width: 0;
}

.search-input-wrapper input {
  width: 100%;
  padding: 10px 38px 10px 16px;
  background-color: #1a1a1a;
  border: 1.5px solid #444444;
  border-radius: 20px 0 0 20px;
  color: #ffffff;
  outline: none;
  font-size: 0.95rem;
  font-weight: 500;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.4);
}

.search-input-wrapper input::placeholder {
  color: #aaaaaa !important;
  opacity: 1 !important;
}

.search-input-wrapper input:focus {
  border-color: #3ea6ff;
  background-color: #222222;
}

.btn-search-clear {
  position: absolute;
  right: 10px;
  background: transparent;
  border: none;
  color: #dddddd;
  font-size: 0.95rem;
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.2s;
  z-index: 5;
}

.btn-search-clear:hover {
  color: #ffffff;
}

.search-bar-container #search-btn {
  padding: 10px 20px;
  background-color: #2a2a2a;
  border: 1.5px solid #444444;
  border-left: none;
  border-radius: 0 20px 20px 0;
  color: var(--accent-red);
  cursor: pointer;
  transition: 0.2s;
}

.search-bar-container #search-btn:hover {
  background-color: #383838;
}

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

.nav-btn {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 8px 16px;
  border-radius: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 500;
}

.nav-btn.active, .nav-btn:hover {
  background: #272727;
}

/* Main Container */
.main-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 20px;
}

.categories-wrapper {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
  width: 100%;
  max-width: 100%;
  min-width: 0;
}

/* Categories */
.categories {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 8px;
  margin-bottom: 0;
  min-width: 0;
  flex: 1;
}

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

.chip {
  background-color: var(--chip-bg);
  border: none;
  color: var(--text-main);
  padding: 8px 16px;
  border-radius: 8px;
  cursor: pointer;
  white-space: nowrap;
  font-weight: 500;
  transition: 0.2s;
}

.chip:hover, .chip.active {
  background-color: #fff;
  color: #000;
}

/* Compact Trending Bar (Replaces bulky text input group) */
.trending-bar-compact {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  padding: 4px 0;
  overflow: hidden;
}

.btn-trending-config {
  background: #252525;
  border: 1px solid var(--border-color);
  color: #fff;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
  transition: background 0.2s, border-color 0.2s, transform 0.1s;
}

.btn-trending-config:hover {
  background: #333;
  border-color: #555;
}

.btn-trending-config:active {
  transform: scale(0.95);
}

.btn-trending-config i {
  color: var(--accent-red);
}

.btn-trending-add {
  background: #252525;
  border: 1px solid var(--border-color);
  color: #00e5ff;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
  transition: background 0.2s, border-color 0.2s, transform 0.1s;
}

.btn-trending-add:hover {
  background: #333;
  border-color: #00e5ff;
}

.btn-trending-add:active {
  transform: scale(0.95);
}

.trending-date-wrapper {
  position: relative;
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}

.trending-date-wrapper .date-icon {
  position: absolute;
  left: 10px;
  color: var(--accent-red);
  font-size: 0.8rem;
  pointer-events: none;
  z-index: 2;
}

.trending-date-select {
  background: #1e1e1e;
  border: 1px solid #333;
  color: #d1d1d1;
  padding: 6px 14px 6px 28px;
  border-radius: 18px;
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  outline: none;
  transition: 0.2s border-color, 0.2s background, 0.2s color;
  appearance: none;
  -webkit-appearance: none;
}

.trending-date-select:hover, .trending-date-select:focus {
  background: #252525;
  border-color: #555;
  color: #fff;
}

.trending-quick-chips {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 2px;
  flex: 1;
  align-items: center;
  overscroll-behavior-x: contain;
  -webkit-overflow-scrolling: touch;
}

.trending-quick-chips::-webkit-scrollbar {
  display: none;
}

.trend-chip {
  background: #1e1e1e;
  border: 1px solid #333;
  color: #d1d1d1;
  padding: 6px 14px;
  border-radius: 18px;
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition: 0.2s;
  flex-shrink: 0;
  user-select: none;
  outline: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.trend-chip:hover {
  background: #2a2a2a;
  color: #fff;
}

/* Selected subject: solid fill only — no border of any kind */
.trend-chip.active {
  background: var(--accent-red);
  color: #fff;
  border-color: transparent;
}

.chip-delete-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  line-height: 1;
  color: rgba(255, 255, 255, 0.55);
  margin-left: 2px;
  padding: 0 3px;
  border-radius: 50%;
  cursor: pointer;
  transition: color 0.15s, background 0.15s, transform 0.1s;
}

.chip-delete-btn:hover {
  color: #ff5555;
  background: rgba(255, 255, 255, 0.15);
  transform: scale(1.15);
}

.trend-chip-editing {
  padding: 3px 8px !important;
  background: #121212 !important;
  border-color: #3ea6ff !important;
  box-shadow: 0 0 8px rgba(62, 166, 255, 0.35);
}

.inline-subject-input {
  background: transparent;
  border: none;
  outline: none;
  color: #fff;
  font-size: 0.82rem;
  font-weight: 500;
  width: 120px;
}

/* Search Results Bar */
.search-results-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 14px;
  background: #181818;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  margin-bottom: 16px;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.chip-pin-icon {
  background: #272727;
  border: 1px solid rgba(62, 166, 255, 0.3);
  color: #3ea6ff;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: 0.2s;
}

.chip-pin-icon:hover {
  background: #3ea6ff;
  color: #000;
}

#btn-pin-search:hover {
  background: #3ea6ff;
  color: #000;
}

/* Video Grid */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(calc(240px * var(--card-zoom)), 1fr));
  gap: calc(20px * var(--card-zoom));
}

.video-card {
  container-type: inline-size;
  position: relative;
  background-color: var(--card-bg);
  border-radius: calc(12px * var(--card-zoom));
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  display: flex;
  flex-direction: column;
  user-select: none;
  touch-action: pan-y;
  aspect-ratio: 16 / 9;
}

.video-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.7);
}

.thumbnail-box {
  position: relative;
  width: 100%;
  height: 100%;
  background: #000;
}

.thumbnail-box img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.duration-badge {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #fff;
  font-size: clamp(0.65rem, 3.2cqw, 0.85rem);
  padding: 3px 6px;
  border-radius: 4px;
  font-weight: 600;
  z-index: 5;
}

.card-details {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 30% !important;
  max-height: 30% !important;
  padding: 0 clamp(6px, 2.5cqw, 10px);
  background: linear-gradient(180deg, rgba(10, 10, 10, 0.7) 0%, rgba(0, 0, 0, 0.94) 100%);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  flex-direction: column;
  justify-content: center;
  box-sizing: border-box;
  overflow: hidden !important;
  z-index: 10;
  opacity: 0;
  pointer-events: none;
  transform: translateY(6px);
  transition: opacity 0.22s ease, transform 0.22s ease, background 0.2s ease;
}

.video-card:hover .card-details,
.video-card:focus-within .card-details,
.video-card:active .card-details {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.82) 0%, rgba(0, 0, 0, 0.98) 100%);
}

.video-title {
  font-size: clamp(0.68rem, 3.2cqw, 0.88rem);
  font-weight: 600;
  line-height: 1.15;
  margin-bottom: 0;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.9);
  flex-shrink: 0;
  cursor: pointer;
}

.channel-name {
  color: #ddd;
  font-size: clamp(0.58rem, 2.5cqw, 0.76rem);
  margin-bottom: 0;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  line-height: 1.15;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.9);
  transition: color 0.2s ease;
  flex-shrink: 0;
}

.channel-name:hover {
  color: #3ea6ff;
}

/* Modal */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.modal.hidden {
  display: none;
}

.modal-backdrop {
  position: absolute;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(4px);
}

.modal-content {
  position: relative;
  background: #1e1e1e;
  width: 90%;
  max-width: 900px;
  border-radius: 16px;
  overflow: hidden;
  z-index: 10;
  box-shadow: 0 10px 40px rgba(0,0,0,0.8);
}

#modal .modal-content {
  background: #000;
}

.modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #fff;
  font-size: 1.2rem;
  border-radius: 50%;
  width: 36px;
  height: 36px;
  cursor: pointer;
  z-index: 30;
  opacity: 1;
  transition: opacity 0.25s ease, background 0.2s ease, transform 0.2s ease;
}

#modal .modal-close {
  opacity: 0;
}

#modal:hover .modal-close,
#modal:focus-within .modal-close {
  opacity: 1;
}

.player-wrapper {
  position: relative;
  padding-top: 56.25%;
  background: #000;
}

.player-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.modal-body {
  position: relative;
}

.modal-body .video-info {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 16px 20px;
  background: rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  z-index: 20;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity 0.25s ease, transform 0.25s ease;
}

#modal .modal-content:hover .video-info,
#modal .modal-content:focus-within .video-info,
#modal .modal-content:active .video-info {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

#modal-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: #fff;
  margin: 0;
  line-height: 1.35;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.9);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.meta-row {
  display: flex;
  align-items: center;
  gap: 16px;
  color: #ccc;
  font-size: 0.85rem;
  margin: 4px 0 10px;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.8);
}

.modal-actions-bar {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
  margin: 0;
}

/* Loader */
.loader {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 40px;
  gap: 12px;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid #333;
  border-top-color: var(--accent-red);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.hidden {
  display: none !important;
}

/* Onboarding Modal */
.onboarding-content {
  max-width: 520px;
  padding: 28px;
  background: #1c1c1c;
  border: 1px solid var(--border-color);
  border-radius: 16px;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.85);
  animation: modalScaleIn 0.2s ease-out;
}

@keyframes modalScaleIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

.onboarding-header {
  text-align: center;
  margin-bottom: 22px;
}

.onboarding-icon {
  width: 54px;
  height: 54px;
  background: rgba(255, 0, 51, 0.12);
  border: 1px solid rgba(255, 0, 51, 0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
  color: var(--accent-red);
  font-size: 1.6rem;
}

.onboarding-header h2 {
  font-size: 1.35rem;
  margin-bottom: 6px;
}

.onboarding-subtitle {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.4;
}

.onboarding-choices {
  display: flex;
  gap: 12px;
  flex-direction: column;
}

.btn-onboard-choice {
  padding: 13px 18px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  cursor: pointer;
  transition: 0.2s;
}

.onboarding-setup-form {
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  gap: 16px;
  animation: slideDown 0.25s ease-out;
}

.setup-section-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.onboard-chip-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.onboard-chip {
  background: #272727;
  border: 1px solid #404040;
  color: #bbb;
  padding: 7px 14px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: 0.2s;
}

.onboard-chip:hover {
  background: #333;
  color: #fff;
}

.onboard-chip.active {
  background: var(--accent-red);
  border-color: var(--accent-red);
  color: #fff;
}

.setup-custom-wrapper {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.setup-custom-wrapper label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
}

.setup-custom-wrapper input {
  width: 100%;
  padding: 11px 14px;
  background: #111;
  border: 1px solid #383838;
  border-radius: 10px;
  color: #fff;
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.2s;
}

.setup-custom-wrapper input:focus {
  border-color: var(--accent-red);
}

.onboarding-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  margin-top: 6px;
}

.btn-onboard-save {
  padding: 10px 20px;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: 10px;
}

/* Settings Modal */
.settings-content {
  max-width: 580px;
  max-height: 90vh;
  overflow-y: auto;
}

.settings-header {
  padding: 24px 24px 16px;
  border-bottom: 1px solid var(--border-color);
}

.settings-header h2 {
  font-size: 1.3rem;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 4px;
}

.settings-subtitle {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.settings-body {
  padding: 20px 24px;
}

.settings-section {
  margin-bottom: 28px;
}

.settings-section h3 {
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.setting-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid var(--border-color);
  gap: 16px;
  flex-wrap: wrap;
}

.setting-item:last-child {
  border-bottom: none;
}

.setting-info {
  flex: 1;
  min-width: 200px;
}

.setting-label {
  display: block;
  font-weight: 500;
  font-size: 0.95rem;
}

.setting-desc {
  display: block;
  color: var(--text-muted);
  font-size: 0.8rem;
  margin-top: 2px;
}

.settings-accordion-item {
  border: 1px solid var(--border-color);
  border-radius: 8px;
  margin-bottom: 8px;
  overflow: hidden;
  background: #181818;
  transition: border-color 0.2s ease;
}

.settings-accordion-item.active {
  border-color: #444;
}

.accordion-header {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  background: #222;
  border: none;
  color: #fff;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  text-align: left;
}

.accordion-header:hover {
  background: #2a2a2a;
}

.accordion-arrow {
  transition: transform 0.25s ease;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.settings-accordion-item.active .accordion-arrow {
  transform: rotate(180deg);
  color: var(--accent-red);
}

.accordion-content {
  display: none;
  padding: 12px 14px;
  background: #181818;
  border-top: 1px solid #282828;
}

.settings-accordion-item.active .accordion-content {
  display: block;
}

/* Toggle Switch */
.setting-item input[type="checkbox"] {
  display: none;
}

.toggle-slider {
  position: relative;
  width: 52px;
  height: 28px;
  background: #333;
  border-radius: 14px;
  cursor: pointer;
  transition: 0.2s;
  flex-shrink: 0;
}

.toggle-slider::before {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 22px;
  height: 22px;
  background: #fff;
  border-radius: 50%;
  transition: 0.2s;
  box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.setting-item input[type="checkbox"]:checked + .toggle-slider {
  background: var(--accent-red);
}

.setting-item input[type="checkbox"]:checked + .toggle-slider::before {
  transform: translateX(24px);
}

/* Buttons */
.btn-primary, .btn-secondary, .btn-small {
  padding: 10px 20px;
  border-radius: 6px;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: none;
  transition: 0.2s;
}

.btn-primary {
  background: var(--accent-red);
  color: #fff;
}

.btn-primary:hover {
  background: var(--accent-hover);
}

.btn-secondary {
  background: #272727;
  color: #fff;
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: #333;
}

.btn-small {
  padding: 8px 14px;
  font-size: 0.85rem;
}

.settings-footer {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  padding: 20px 24px;
  border-top: 1px solid var(--border-color);
}

/* Fluid Responsive */
@media (max-width: 1200px) {
  .search-bar-container {
    width: 36%;
  }
  .nav-btn .nav-label {
    display: none;
  }
  .nav-btn {
    padding: 8px 12px;
    border-radius: 50%;
    width: 38px;
    height: 38px;
    justify-content: center;
  }
}

@media (max-width: 960px), (max-height: 520px) {
  .navbar {
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: nowrap !important;
    align-items: center !important;
    justify-content: space-between !important;
    padding: 8px 10px !important;
    gap: 8px !important;
    width: 100% !important;
  }
  .logo {
    display: flex !important;
    align-items: center !important;
    gap: 6px !important;
    flex-shrink: 0 !important;
    white-space: nowrap !important;
  }
  .logo-icon-svg {
    width: 28px !important;
    height: 28px !important;
    flex-shrink: 0 !important;
  }
  .logo-text-group {
    display: flex !important;
    flex-direction: column !important;
    flex-shrink: 0 !important;
    line-height: 1.1 !important;
  }
  .logo-title {
    font-size: 1.05rem !important;
    white-space: nowrap !important;
  }
  .logo-subtitle {
    font-size: 0.44rem !important;
    display: block !important;
    white-space: nowrap !important;
  }
  .search-bar-container {
    display: flex !important;
    flex: 0 1 calc((100% - 90px) * 0.9) !important;
    width: calc((100% - 90px) * 0.9) !important;
    max-width: 520px !important;
    min-width: 0 !important;
    margin: 0 0 0 auto !important;
    visibility: visible !important;
  }
  .search-input-wrapper {
    display: flex !important;
    flex: 1 !important;
    min-width: 0 !important;
    width: 100% !important;
    position: relative !important;
  }
  .search-input-wrapper input {
    display: block !important;
    width: 100% !important;
    flex: 1 !important;
    min-width: 0 !important;
    padding: 6px 30px 6px 12px !important;
    font-size: 0.85rem !important;
    height: 34px !important;
    border-radius: 18px 0 0 18px !important;
  }
  .btn-search-clear {
    right: 8px !important;
    font-size: 0.85rem !important;
  }
  .search-bar-container #search-btn {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    padding: 6px 12px !important;
    height: 34px !important;
    font-size: 0.85rem !important;
    flex-shrink: 0 !important;
    border-radius: 0 18px 18px 0 !important;
  }

  .nav-actions {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: rgba(18, 18, 18, 0.98);
    backdrop-filter: blur(12px);
    border-top: 1px solid var(--border-color);
    padding: 6px 2px;
    justify-content: space-around;
    z-index: 999;
    gap: 0;
  }
  .nav-btn {
    border: none;
    background: transparent;
    flex-direction: column;
    gap: 3px;
    padding: 4px 2px;
    border-radius: 8px;
    width: auto;
    height: auto;
    color: var(--text-muted);
    flex: 1;
    align-items: center;
  }
  .nav-btn i {
    font-size: 1.15rem;
  }
  .nav-btn .nav-label {
    display: block;
    font-size: 0.65rem;
    font-weight: 500;
  }
  .nav-btn.active {
    color: var(--accent-red);
    background: transparent;
  }
  .nav-btn:hover {
    background: transparent;
  }
  body {
    padding-bottom: 64px;
  }

  .main-container {
    padding: 12px;
  }
  .categories-wrapper {
    flex-direction: row;
    flex-wrap: nowrap;
    overflow-x: auto;
    align-items: center;
    gap: 8px;
    padding-bottom: 6px;
  }
  .categories-wrapper::-webkit-scrollbar {
    display: none;
  }
  #btn-pin-search, #btn-subject-filter {
    padding: 6px 12px;
    font-size: 0.8rem;
  }
  .video-grid {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 12px;
  }
  .modal-content {
    width: 96%;
    max-height: 92vh;
    overflow-y: auto;
  }
  #modal .modal-content {
    overflow: hidden;
  }
  .modal-body .video-info {
    padding: 12px 14px;
  }
  .modal-actions-bar {
    gap: 6px;
  }
  .btn-action-pill {
    padding: 6px 12px !important;
    font-size: 0.75rem !important;
  }
  .trending-subject-container {
    padding: 10px 12px;
    gap: 8px;
    margin-bottom: 14px;
  }
  .trending-subject-bar {
    gap: 8px;
  }
  .trending-label {
    font-size: 0.8rem;
  }
  .trending-input-wrapper input {
    padding: 8px 32px 8px 12px;
    font-size: 0.85rem;
  }
  .btn-trending-apply {
    padding: 8px 14px;
    font-size: 0.8rem;
  }
  .onboarding-content {
    width: 92%;
    padding: 20px 16px;
  }
  .onboard-chip {
    padding: 5px 10px;
    font-size: 0.75rem;
  }
}

@media (max-width: 480px) {
  .navbar {
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: nowrap !important;
    align-items: center !important;
    justify-content: space-between !important;
    padding: 6px 8px !important;
    gap: 6px !important;
  }
  .logo {
    display: flex !important;
    align-items: center !important;
    gap: 5px !important;
    flex-shrink: 0 !important;
    white-space: nowrap !important;
  }
  .logo-title {
    font-size: 0.95rem !important;
    white-space: nowrap !important;
  }
  .logo-subtitle {
    font-size: 0.4rem !important;
    display: block !important;
    white-space: nowrap !important;
  }
  .logo-icon-svg {
    width: 24px !important;
    height: 24px !important;
    flex-shrink: 0 !important;
  }
  .search-bar-container {
    display: flex !important;
    flex: 0 1 calc((100% - 85px) * 0.9) !important;
    width: calc((100% - 85px) * 0.9) !important;
    max-width: 520px !important;
    min-width: 0 !important;
    margin: 0 0 0 auto !important;
  }
  .search-input-wrapper input {
    padding: 6px 28px 6px 8px !important;
    font-size: 0.8rem !important;
    height: 32px !important;
  }
  .search-bar-container #search-btn {
    padding: 6px 10px !important;
    height: 32px !important;
    font-size: 0.8rem !important;
  }
  .video-grid {
    grid-template-columns: repeat(auto-fill, minmax(calc(180px * var(--card-zoom)), 1fr));
    gap: 12px;
  }
}

/* Action Bar Icons (Clean, Icon-Only) */
.btn-action-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: #ddd;
  border: 1px solid rgba(255, 255, 255, 0.15);
  cursor: pointer;
  font-size: 1rem;
  transition: 0.2s background, 0.2s color, 0.2s border-color, 0.2s transform;
}

.btn-action-icon:hover {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.35);
  transform: scale(1.06);
}

.btn-action-icon:active {
  transform: scale(0.95);
}

.btn-action-icon.active-heart {
  color: var(--accent-red);
  border-color: var(--accent-red);
  background: rgba(255, 0, 51, 0.15);
}

.btn-action-icon.active-watchlater {
  color: #3ea6ff;
  border-color: #3ea6ff;
  background: rgba(62, 166, 255, 0.15);
}

.btn-action-icon.active-follow {
  color: #facc15;
  border-color: #facc15;
  background: rgba(250, 204, 21, 0.15);
}

.btn-action-icon.btn-cast-accent {
  color: #00e5ff;
  border-color: rgba(0, 229, 255, 0.4);
}

.btn-action-icon.btn-cast-accent:hover {
  background: rgba(0, 229, 255, 0.15);
  color: #00e5ff;
}

.btn-action-icon.btn-playlist-accent {
  color: #3ea6ff;
  border-color: rgba(62, 166, 255, 0.4);
}

.btn-action-icon.btn-playlist-accent:hover {
  background: rgba(62, 166, 255, 0.15);
  color: #3ea6ff;
}

/* Player Screen Direct Cast Overlay (Placed below YouTube top overlay controls) */
.player-cast-overlay-btn {
  position: absolute;
  top: 58px;
  right: 14px;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(0, 229, 255, 0.4);
  color: #00e5ff;
  border-radius: 50%;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 25;
  font-size: 1rem;
  opacity: 0;
  transition: opacity 0.25s ease, background 0.2s, color 0.2s, transform 0.2s;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

#modal .modal-content:hover .player-cast-overlay-btn,
#modal .modal-content:focus-within .player-cast-overlay-btn {
  opacity: 1;
}

.player-cast-overlay-btn:hover {
  background: #00e5ff;
  color: #000;
  transform: scale(1.08);
}

/* Card Cast Button */
.card-cast-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  background: rgba(0, 0, 0, 0.75);
  border: 1px solid rgba(0, 229, 255, 0.4);
  color: #00e5ff;
  border-radius: 50%;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0.85;
  transition: 0.2s opacity, 0.2s background, 0.2s transform;
  z-index: 10;
  font-size: 0.8rem;
}

.video-card:hover .card-cast-btn {
  opacity: 1;
}

.card-cast-btn:hover {
  background: #00e5ff;
  color: #000;
  transform: scale(1.1);
}

@media (max-width: 768px) {
  .card-cast-btn {
    opacity: 0.95;
  }
}

.kids-badge {
  background: linear-gradient(135deg, #00e5ff, #0088ff);
  color: #000;
  font-size: 0.65rem;
  font-weight: 800;
  padding: 3px 8px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  box-shadow: 0 2px 8px rgba(0, 229, 255, 0.4);
}

.card-hide-btn {
  position: absolute;
  top: 8px;
  left: 8px;
  background: rgba(0, 0, 0, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #ccc;
  border-radius: 50%;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  transition: 0.2s opacity, 0.2s background, 0.2s color;
  z-index: 10;
}

.video-card:hover .card-hide-btn {
  opacity: 1;
}

.card-hide-btn:hover {
  background: var(--accent-red);
  color: #fff;
  border-color: var(--accent-red);
}

@media (max-width: 768px) {
  .card-hide-btn {
    opacity: 0.9;
  }
}

.swipe-indicator {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 100%;
  display: flex;
  align-items: center;
  padding: 0 20px;
  font-weight: 700;
  font-size: 0.85rem;
  color: #fff;
  border-radius: 12px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s ease;
  z-index: 5;
}

.swipe-indicator.swipe-left {
  background: linear-gradient(90deg, transparent, rgba(255, 0, 51, 0.9));
  justify-content: flex-end;
}

.swipe-indicator.swipe-right {
  background: linear-gradient(90deg, rgba(0, 136, 255, 0.9), transparent);
  justify-content: flex-start;
}

/* Modal Channel Link */
.modal-channel-link {
  cursor: pointer;
  transition: color 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.modal-channel-link:hover {
  color: #3ea6ff;
  text-decoration: underline;
}

/* Full Screen Channel Modal */
.full-screen-modal {
  z-index: 1200;
  padding: 0;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.channel-modal-container {
  width: 100vw;
  height: 100vh;
  display: flex;
  flex-direction: column;
  background: #0f0f0f;
  overflow: hidden;
}

.channel-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 28px;
  background: rgba(20, 20, 20, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  z-index: 20;
}

.channel-modal-profile {
  display: flex;
  align-items: center;
  gap: 16px;
}

.channel-avatar-icon {
  font-size: 2.2rem;
  color: var(--accent-red);
}

.channel-meta h2 {
  font-size: 1.3rem;
  font-weight: 700;
  color: #fff;
  margin: 0;
  line-height: 1.2;
}

.channel-subtext {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.channel-header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.channel-close-btn {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid var(--border-color);
  color: #fff;
  border-radius: 50%;
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.2rem;
  transition: 0.2s background, 0.2s transform;
}

.channel-close-btn:hover {
  background: rgba(255, 255, 255, 0.25);
  transform: scale(1.08);
}

.channel-modal-toolbar {
  padding: 12px 28px;
  background: #141414;
  border-bottom: 1px solid #282828;
}

.channel-search-box {
  position: relative;
  max-width: 500px;
  display: flex;
  align-items: center;
}

.channel-search-icon {
  position: absolute;
  left: 14px;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.channel-search-box input {
  width: 100%;
  padding: 10px 38px 10px 38px;
  background: #202020;
  border: 1px solid var(--border-color);
  border-radius: 20px;
  color: #fff;
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.2s;
}

.channel-search-box input:focus {
  border-color: #3ea6ff;
}

.btn-channel-clear {
  position: absolute;
  right: 12px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.9rem;
}

.channel-modal-content {
  flex: 1;
  overflow-y: auto;
  padding: 24px 28px 60px;
  display: flex;
  flex-direction: column;
}

.channel-loader {
  display: flex;
  justify-content: center;
  padding: 30px 0;
}

.channel-end-msg {
  text-align: center;
  padding: 24px;
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* History Item & Responsive Delete Button */
.history-item {
  position: relative;
  display: flex;
  gap: 12px;
  background: #1e1e1e;
  padding: 10px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  align-items: center;
  overflow: hidden;
  touch-action: pan-y;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.history-item:hover {
  border-color: #383838;
}

.history-delete-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #ff5555;
  border: 1px solid rgba(255, 85, 85, 0.35);
  background: rgba(255, 85, 85, 0.08);
  padding: 8px 14px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 0.85rem;
  flex-shrink: 0;
}

.history-delete-btn:hover {
  background: rgba(255, 85, 85, 0.25);
  border-color: #ff5555;
  color: #fff;
}

.history-swipe-hint {
  display: none;
}

@media (max-width: 768px) {
  .history-delete-btn {
    display: none !important;
  }
  .history-swipe-hint {
    display: inline;
  }
}

google-cast-launcher {
  width: 32px;
  height: 32px;
  cursor: pointer;
  display: inline-block;
  --connected-color: #00e5ff;
  --disconnected-color: #999;
}

.playlist-menu-item:hover,
.playlist-menu-item:focus-visible {
  background: #333;
}

/* Cast / Connect to a Screen */
.cast-content {
  max-width: 460px;
  padding: 20px;
  border-radius: 14px;
  background: #1c1c1c;
  border: 1px solid var(--border-color);
  z-index: 300;
}

.cast-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}

.cast-header h3 {
  margin: 0;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.cast-header .modal-close {
  position: static;
  margin: 0;
}

.cast-session {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  margin-bottom: 12px;
  border-radius: 8px;
  background: rgba(0, 229, 255, 0.08);
  border: 1px solid rgba(0, 229, 255, 0.35);
  font-size: 0.85rem;
}

.cast-session i {
  color: #00e5ff;
}

.cast-session span {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.cast-disconnect {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #fff;
  border-radius: 6px;
  padding: 5px 10px;
  font-size: 0.78rem;
  cursor: pointer;
  flex-shrink: 0;
}

.cast-disconnect:hover {
  background: rgba(255, 255, 255, 0.12);
}

.cast-hint {
  color: var(--text-muted);
  font-size: 0.82rem;
  margin-bottom: 12px;
}

.cast-destinations {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.cast-dest {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 12px 14px;
  border-radius: 8px;
  background: #242424;
  border: 1px solid #383838;
  color: #fff;
  text-align: left;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, transform 0.1s;
}

.cast-dest:hover {
  background: #2e2e2e;
  border-color: #555;
}

.cast-dest:active {
  transform: scale(0.99);
}

.cast-dest > i:first-child {
  font-size: 1.3rem;
  min-width: 26px;
  text-align: center;
}

.cast-dest-text {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.cast-dest-title {
  font-weight: 600;
  font-size: 0.9rem;
  color: #fff;
}

.cast-dest-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.3;
}

.cast-dest-arrow {
  font-size: 0.8rem;
  color: var(--text-muted);
  flex-shrink: 0;
}

.cast-unavailable {
  color: #777;
  font-size: 0.74rem;
  margin-top: 4px;
  line-height: 1.35;
}

.cast-native-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 14px;
  margin-top: 12px;
  background: #151515;
  border: 1px solid #333;
  border-radius: 8px;
}

.cast-native-title {
  font-weight: 600;
  font-size: 0.9rem;
  color: #fff;
}

.cast-native-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Smart TV / Remote (D-pad) mode */
body.tv-mode :focus,
body.tv-mode :focus-visible {
  outline: 3px solid #3ea6ff;
  outline-offset: 3px;
}

body.tv-mode .nav-btn i {
  font-size: 1.35rem;
}

body.tv-mode .nav-label {
  font-size: 0.72rem;
}

/* No hover on a TV: reveal card actions and details on focus instead */
body.tv-mode .video-card:focus-within {
  border-color: #3ea6ff;
  box-shadow: 0 0 0 3px rgba(62, 166, 255, 0.45);
}

body.tv-mode .video-card:focus-within .card-details,
body.tv-mode .video-card:hover .card-details {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

body.tv-mode .card-cast-btn,
body.tv-mode .card-hide-btn {
  opacity: 1;
}

body.tv-mode .chip:focus,
body.tv-mode .nav-btn:focus,
body.tv-mode .btn-secondary:focus,
body.tv-mode .btn-primary:focus {
  background: rgba(62, 166, 255, 0.22);
  color: #fff;
}

body.tv-mode .cast-dest:focus {
  background: #2e2e2e;
  border-color: #3ea6ff;
}

body.tv-mode .history-item:focus-within {
  border-color: #3ea6ff;
  box-shadow: 0 0 0 3px rgba(62, 166, 255, 0.35);
}

body.tv-mode .player-wrapper:focus-within {
  box-shadow: 0 0 0 3px rgba(62, 166, 255, 0.55);
}

/* Keep focus targets comfortably large when driven from a sofa */
body.tv-mode .video-grid {
  gap: 16px;
}

/* ==========================================
   Subject chips: selection is shown by solid fill only.
   No border ring and no blue focus outline on the chip itself.
   ========================================== */
.trend-chip,
.trend-chip:focus,
.trend-chip:focus-visible,
body.tv-mode .trend-chip:focus,
body.tv-mode .trend-chip:focus-visible {
  outline: none;
  box-shadow: none;
}

/* Keyboard / remote focus feedback without any border or blue ring */
body.tv-mode .trend-chip:focus {
  background: #3a3a3a;
  color: #fff;
}

body.tv-mode .trend-chip.active:focus {
  background: var(--accent-hover);
  border-color: transparent;
}

body.tv-mode .trend-chip:hover {
  border-color: transparent;
}