:root {
  --bg: #0f1115;
  --bg-card: #1a1e27;
  --bg-card-hover: #232836;
  --text: #e6e9f0;
  --text-dim: #8b93a5;
  --accent: #00b4d8;
  --accent-2: #ff8c42;
  --danger: #e5484d;
  --radius: 12px;
  --touch-min: 48px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  font-size: 17px;
  -webkit-tap-highlight-color: transparent;
  overscroll-behavior: none;
}

body { display: flex; flex-direction: column; overflow: hidden; }

/* ---------- 顶栏 ---------- */
#topbar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: #141821;
  border-bottom: 1px solid #222a3a;
  flex: none;
  z-index: 20;
}

.btn-back, .btn-icon {
  min-width: var(--touch-min);
  min-height: var(--touch-min);
  border: none;
  border-radius: 10px;
  background: var(--bg-card);
  color: var(--text);
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.btn-icon { font-size: 17px; font-weight: 600; color: var(--accent); }

.title-wrap { flex: 1; min-width: 0; display: flex; flex-direction: column; }
#page-title { font-size: 19px; font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.page-sub { font-size: 13px; color: var(--text-dim); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* ---------- 主内容 ---------- */
#app {
  flex: 1;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: 14px;
}

.page-title { font-size: 20px; font-weight: 700; margin: 4px 2px 12px; }
.section-title {
  font-size: 15px;
  color: var(--text-dim);
  margin: 14px 2px 10px;
  font-weight: 600;
}

/* ---------- 通用卡片网格 ---------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 12px;
}

.card {
  background: var(--bg-card);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform .12s, background .12s;
}
.card:active { transform: scale(.97); background: var(--bg-card-hover); }

.vod-card .poster {
  position: relative;
  aspect-ratio: 3 / 4;
  background: #22262f;
  overflow: hidden;
}
.vod-card .poster img { width: 100%; height: 100%; object-fit: cover; display: block; }
.vod-card .poster .remarks {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  padding: 8px 8px 6px;
  font-size: 13px;
  color: #fff;
  background: linear-gradient(transparent, rgba(0,0,0,.85));
  text-align: right;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.vod-card .v-name {
  padding: 8px 10px 10px;
  font-size: 14px;
  line-height: 1.35;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* 源/站点卡片 */
.source-card { padding: 16px; display: flex; flex-direction: column; gap: 6px; min-height: 96px; }
.card-title { font-size: 17px; font-weight: 700; }
.card-meta { font-size: 13px; color: var(--text-dim); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.badge {
  display: inline-block;
  font-size: 12px;
  padding: 2px 8px;
  border-radius: 20px;
  background: #232a38;
  color: var(--text-dim);
  align-self: flex-start;
}
.badge.catpaw { background: rgba(255,140,66,.15); color: var(--accent-2); }
.badge.tvbox { background: rgba(0,180,216,.15); color: var(--accent); }

.card-actions { display: flex; gap: 8px; margin-top: auto; }
.card-actions button {
  flex: 1;
  min-height: 44px;
  border: none;
  border-radius: 8px;
  font-size: 15px;
  cursor: pointer;
  color: var(--text);
  background: #2a3140;
}
.card-actions button.enter { background: var(--accent); color: #04131a; font-weight: 700; }
.card-actions button.del { background: rgba(229,72,77,.15); color: var(--danger); }

/* ---------- 按钮 ---------- */
.btn {
  min-height: var(--touch-min);
  border: none;
  border-radius: 10px;
  padding: 0 20px;
  font-size: 16px;
  cursor: pointer;
  background: #2a3140;
  color: var(--text);
}
.btn.primary { background: var(--accent); color: #04131a; font-weight: 700; }
.btn.block { display: block; width: 100%; margin-top: 16px; }
.btn:active { transform: scale(.98); }

/* 通用隐藏 */
.hidden { display: none !important; }

/* ---------- 分类栏 ---------- */
.cat-bar {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 4px 0 12px;
  scrollbar-width: none;
}
.cat-bar::-webkit-scrollbar { display: none; }
.cat-bar .cat {
  flex: none;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 22px;
  background: var(--bg-card);
  color: var(--text-dim);
  font-size: 15px;
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
}
.cat-bar .cat.active {
  background: rgba(0,180,216,.15);
  color: var(--accent);
  border-color: rgba(0,180,216,.4);
  font-weight: 700;
}

/* ---------- 搜索行 ---------- */
.search-row { display: flex; gap: 8px; margin-bottom: 12px; }
.search-row input {
  flex: 1;
  min-height: var(--touch-min);
  border-radius: 10px;
  border: 1px solid #2a3140;
  background: var(--bg-card);
  color: var(--text);
  padding: 0 14px;
  font-size: 16px;
}
.search-row input:focus { outline: none; border-color: var(--accent); }
.search-row button {
  min-height: var(--touch-min);
  min-width: 70px;
  border: none;
  border-radius: 10px;
  background: var(--accent);
  color: #04131a;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
}

/* ---------- 分页 ---------- */
.pager { display: flex; align-items: center; justify-content: center; gap: 14px; margin: 18px 0 8px; }
.pager .info { color: var(--text-dim); font-size: 14px; min-width: 90px; text-align: center; }

/* ---------- 详情页 ---------- */
.detail-head {
  display: flex;
  gap: 16px;
  padding-bottom: 16px;
}
.detail-head .poster {
  width: 132px;
  flex: none;
  aspect-ratio: 3 / 4;
  border-radius: 10px;
  overflow: hidden;
  background: #22262f;
}
.detail-head .poster img { width: 100%; height: 100%; object-fit: cover; }
.detail-info { flex: 1; min-width: 0; }
.detail-info .d-title { font-size: 20px; font-weight: 800; line-height: 1.3; margin-bottom: 8px; }
.detail-info .d-line { font-size: 14px; color: var(--text-dim); margin-bottom: 4px; line-height: 1.5; }
.detail-desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-dim);
  background: var(--bg-card);
  border-radius: 10px;
  padding: 12px;
  margin-bottom: 10px;
  max-height: 140px;
  overflow-y: auto;
}

/* 线路 Tab */
.tab-bar { display: flex; gap: 8px; overflow-x: auto; padding: 4px 0 10px; scrollbar-width: none; }
.tab-bar::-webkit-scrollbar { display: none; }
.tab-bar .tab {
  flex: none;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 22px;
  background: var(--bg-card);
  color: var(--text-dim);
  font-size: 15px;
  border: 1px solid transparent;
  cursor: pointer;
}
.tab-bar .tab.active { background: rgba(255,140,66,.15); color: var(--accent-2); border-color: rgba(255,140,66,.4); font-weight: 700; }

/* 选集网格 */
.ep-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(74px, 1fr));
  gap: 10px;
  padding-bottom: 20px;
}
.ep-grid .ep {
  min-height: 48px;
  border-radius: 8px;
  border: 1px solid #2a3140;
  background: var(--bg-card);
  color: var(--text);
  font-size: 14px;
  cursor: pointer;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  padding: 0 6px;
}
.ep-grid .ep:active { background: var(--accent); color: #04131a; }

/* ---------- 播放器层 ---------- */
.player-layer {
  position: fixed;
  inset: 0;
  height: 100dvh; /* 移动端地址栏收起后仍铺满 */
  background: #000;
  z-index: 100;
  display: flex;
}
.player-layer.hidden { display: none; }

.player-shell {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  min-width: 0;
}
/* 控制按钮固定在左上角，标题居中 */
.player-head {
  flex: none;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  background: #141821;
  min-height: 52px;
}
.player-head-left {
  flex: none;
  display: flex;
  align-items: center;
  gap: 8px;
}
.player-title {
  flex: 1;
  min-width: 0;
  font-size: 16px;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  text-align: center;
}
.quality-btn {
  min-height: 42px;
  padding: 0 16px;
  border-radius: 8px;
  border: 1px solid rgba(0,180,216,.4);
  background: rgba(0,180,216,.12);
  color: var(--accent);
  font-size: 14px;
  cursor: pointer;
}
.quality-btn.active {
  background: var(--accent);
  color: #04131a;
  border-color: var(--accent);
  font-weight: 700;
}
.player-close {
  min-height: 42px;
  min-width: 48px;
  border: none;
  border-radius: 8px;
  background: rgba(229,72,77,.18);
  color: var(--danger);
  cursor: pointer;
  display: grid;
  place-items: center;
  padding: 0 10px;
}
.player-close svg {
  display: block;
}
/* 播放器容器：占满剩余高度，画面自适应 */
#player-box {
  flex: 1;
  min-height: 0;
  min-width: 0;
  position: relative;
  background: #000;
}
.drive-view {
  position: absolute;
  inset: 0;
  background: #000;
  z-index: 10;
}
.drive-view.hidden { display: none !important; }
/* 直连 WebCodecs 宿主：库在其内创建 canvas 渲染画面（无 video 标签） */
#tesla-host {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  background: #000;
}
#tesla-host canvas {
  width: 100% !important;
  height: 100% !important;
  object-fit: contain;
  display: block;
}

.ep-strip {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 10px 12px;
  background: #141821;
  scrollbar-width: none;
}
.ep-strip::-webkit-scrollbar { display: none; }
.ep-strip .ep-mini {
  flex: none;
  min-height: 42px;
  min-width: 66px;
  padding: 0 14px;
  border-radius: 8px;
  border: 1px solid #2a3140;
  background: #1a1e27;
  color: var(--text);
  font-size: 14px;
  cursor: pointer;
}
.ep-strip .ep-mini.active { background: var(--accent); color: #04131a; border-color: var(--accent); font-weight: 700; }

/* ---------- 模态框 ---------- */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.7);
  z-index: 90;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.modal.hidden { display: none; }
.modal-body {
  width: 100%;
  max-width: 560px;
  background: #171b24;
  border-radius: 14px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-height: 90vh;
  overflow-y: auto;
}
.modal-body h3 { font-size: 18px; margin-bottom: 4px; }
.modal-body input, .modal-body select, .modal-body textarea {
  width: 100%;
  min-height: 48px;
  border-radius: 10px;
  border: 1px solid #2a3140;
  background: var(--bg-card);
  color: var(--text);
  padding: 10px 14px;
  font-size: 16px;
  font-family: inherit;
}
.modal-body textarea { resize: vertical; min-height: 70px; }
.modal-body .tip { font-size: 13px; color: var(--text-dim); line-height: 1.6; }
.modal-actions { display: flex; gap: 10px; margin-top: 6px; }
.modal-actions .btn { flex: 1; }

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: 80px;
  transform: translateX(-50%) translateY(20px);
  background: rgba(30,34,46,.95);
  color: var(--text);
  padding: 12px 22px;
  border-radius: 24px;
  font-size: 15px;
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s, transform .25s;
  z-index: 200;
  max-width: 80vw;
  text-align: center;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---------- 空状态 / 加载 ---------- */
.empty {
  text-align: center;
  color: var(--text-dim);
  padding: 50px 20px;
  font-size: 15px;
}
.loading {
  text-align: center;
  color: var(--text-dim);
  padding: 40px;
  font-size: 15px;
}

/* ---------- 管理后台登录 ---------- */
.login-view {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.login-box {
  width: 100%;
  max-width: 420px;
  background: var(--bg-card);
  border-radius: 14px;
  padding: 30px 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.login-box h2 { font-size: 22px; text-align: center; margin-bottom: 6px; }
.login-box input {
  width: 100%;
  min-height: 50px;
  border-radius: 10px;
  border: 1px solid #2a3140;
  background: var(--bg-card);
  color: var(--text);
  padding: 0 14px;
  font-size: 16px;
}
.login-box input:focus { outline: none; border-color: var(--accent); }
.login-box .btn { min-height: 50px; }
.back-link {
  color: var(--text-dim);
  text-align: center;
  font-size: 14px;
  text-decoration: none;
  padding-top: 4px;
}
.back-link:active { color: var(--accent); }