/* ============================================================
   医生合集（/pages/doctors.html 与 /pages/doctor.html 共用）
   仅这两个页面引用，不影响全站其它样式
   ============================================================ */

.coll-page { padding-bottom: 74px; }

/* ---------- 封面：单张人像 + 渐变 + 角标（同一位医生的多帧画面高度相似，拼贴会显得重复） ---------- */
.col-cover { position: absolute; inset: 0; background: linear-gradient(135deg, #1f5c43, #3da97a); overflow: hidden; }
.col-cover img { width: 100%; height: 100%; object-fit: cover; object-position: center; display: block; }
.cover-shade {
  position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(180deg, rgba(6,20,14,.22) 0%, rgba(6,20,14,0) 40%, rgba(6,20,14,.46) 100%);
}
.cover-ribbon {
  position: absolute; left: 10px; top: 10px; z-index: 2;
  background: rgba(255,255,255,.92); color: var(--green-700);
  font-size: 11.5px; font-weight: 800; letter-spacing: .5px;
  padding: 4px 9px; border-radius: 6px;
}
.cover-badge {
  position: absolute; right: 10px; bottom: 10px; z-index: 2;
  display: inline-flex; align-items: center; gap: 5px;
  background: rgba(6,16,11,.74); color: #fff;
  font-size: 12px; font-weight: 700; line-height: 1;
  padding: 6px 10px; border-radius: 999px;
  font-variant-numeric: tabular-nums; letter-spacing: .3px;
  backdrop-filter: blur(2px);
}
.cover-badge svg { width: 12px; height: 12px; opacity: .85; }

/* ---------- 总览：合集卡片 ---------- */
.coll-intro { max-width: 780px; }
.coll-stats { display: flex; gap: 26px; flex-wrap: wrap; margin-top: 18px; }
.coll-stats div { display: flex; flex-direction: column; gap: 2px; }
.coll-stats strong { font-size: 24px; color: var(--green-800, #1f5c43); font-variant-numeric: tabular-nums; line-height: 1.1; }
.coll-stats span { font-size: 12.5px; color: var(--ink-500); }

.coll-toolbar {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  margin: 0 0 26px;
}
.coll-toolbar .search-box {
  display: flex; align-items: center; gap: 8px;
  background: #fff; border: 1.5px solid var(--line); border-radius: 999px;
  padding: 10px 16px; flex: 1 1 260px; max-width: 400px;
}
.coll-toolbar .search-box:focus-within { border-color: var(--green-400); box-shadow: var(--shadow-sm); }
.coll-toolbar .search-box input {
  border: 0; outline: none; font-size: 14px; width: 100%;
  background: transparent; color: var(--ink-900); font-family: var(--font);
}
.coll-select {
  appearance: none; -webkit-appearance: none;
  background: #fff; border: 1.5px solid var(--line); border-radius: 999px;
  padding: 10px 36px 10px 16px; font-size: 14px; color: var(--ink-900);
  font-family: var(--font); cursor: pointer; outline: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%235b6b63' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center;
}
.coll-select:focus { border-color: var(--green-400); }
.coll-count { font-size: 13px; color: var(--ink-500); margin-left: auto; font-variant-numeric: tabular-nums; }

.coll-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 22px; }

.coll-card {
  display: flex; flex-direction: column;
  background: #fff; border: 1px solid var(--line); border-radius: 18px;
  overflow: hidden; text-decoration: none; color: inherit;
  box-shadow: var(--shadow-sm);
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.coll-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: var(--green-400); }
.coll-card:focus-visible { outline: 2px solid var(--green-600); outline-offset: 3px; }
.coll-card .cover { position: relative; aspect-ratio: 16 / 9; overflow: hidden; }
.coll-card .col-cover img { transition: transform .45s ease; }
.coll-card:hover .col-cover img { transform: scale(1.05); }
.coll-card .body { padding: 15px 17px 17px; display: flex; flex-direction: column; gap: 9px; flex: 1; }
.coll-card h3 { font-size: 17px; line-height: 1.3; color: var(--green-900); margin: 0; display: flex; align-items: baseline; gap: 8px; }
.coll-card h3 .role { font-size: 12px; font-weight: 500; color: var(--ink-500); }
.coll-card .hosp { font-size: 13px; color: var(--ink-500); display: flex; align-items: center; gap: 5px; }
.coll-card .hosp svg { width: 13px; height: 13px; opacity: .65; flex: 0 0 auto; }
.coll-card .tags { display: flex; gap: 6px; flex-wrap: wrap; }
.coll-card .meta {
  margin-top: auto; padding-top: 11px; border-top: 1px dashed var(--line);
  display: flex; align-items: center; gap: 10px;
  font-size: 12.5px; color: var(--ink-500); font-variant-numeric: tabular-nums;
}
.coll-card .meta .go { margin-left: auto; color: var(--green-600); font-weight: 700; display: inline-flex; align-items: center; gap: 3px; }

/* ---------- 合集详情：头部 ---------- */
.coll-hero {
  background: radial-gradient(120% 140% at 12% 0%, #2e7d5b 0%, #1f5c43 42%, #143a2b 100%);
  color: #fff; padding: 40px 0 42px; position: relative; overflow: hidden;
}
.coll-hero::after {
  content: ""; position: absolute; right: -8%; top: -35%;
  width: 520px; height: 520px; border-radius: 50%;
  background: radial-gradient(circle, rgba(92,193,149,.24), transparent 68%);
  pointer-events: none;
}
.coll-hero .container { position: relative; z-index: 1; }
.coll-hero .breadcrumb { color: rgba(255,255,255,.62); margin-bottom: 22px; }
.coll-hero .breadcrumb a { color: rgba(255,255,255,.82); }
.coll-hero .breadcrumb a:hover { color: #fff; }

.coll-hero-inner { display: grid; grid-template-columns: 264px 1fr; gap: 32px; align-items: start; }
.coll-hero .hero-cover {
  position: relative; aspect-ratio: 1 / 1; border-radius: 18px; overflow: hidden;
  box-shadow: 0 18px 44px rgba(0,0,0,.34); border: 1px solid rgba(255,255,255,.16);
}
.coll-hero .hero-cover .col-cover img { object-position: center 28%; }
.coll-hero h1 { font-size: 34px; line-height: 1.2; margin: 0 0 6px; color: #fff; }
.coll-hero .hero-role { font-size: 14px; color: var(--green-400); font-weight: 700; margin-bottom: 10px; }
.coll-hero .hero-hosp { font-size: 14.5px; color: rgba(255,255,255,.78); display: flex; align-items: center; gap: 6px; }
.coll-hero .hero-bio {
  font-size: 14.5px; line-height: 1.85; color: rgba(255,255,255,.86);
  margin: 18px 0 0; max-width: 640px;
}
.coll-hero .hero-facts { display: flex; gap: 30px; flex-wrap: wrap; margin: 22px 0 0; }
.coll-hero .hero-facts div { display: flex; flex-direction: column; gap: 3px; }
.coll-hero .hero-facts strong { font-size: 21px; color: #fff; font-variant-numeric: tabular-nums; line-height: 1.15; }
.coll-hero .hero-facts span { font-size: 12px; color: rgba(255,255,255,.6); letter-spacing: .4px; }
.coll-hero .hero-tags { display: flex; gap: 7px; flex-wrap: wrap; margin-top: 20px; }
.coll-hero .hero-tags .tag {
  background: rgba(255,255,255,.12); color: #eaf4ee; border-color: rgba(255,255,255,.18);
  backdrop-filter: blur(2px);
}
.coll-hero .hero-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 22px; }
.coll-hero .ghost-btn {
  display: inline-flex; align-items: center; gap: 6px;
  border: 1px solid rgba(255,255,255,.34); color: #fff; background: rgba(255,255,255,.06);
  border-radius: 999px; padding: 9px 16px; font-size: 13.5px; font-weight: 700;
  text-decoration: none; transition: background .18s, border-color .18s;
}
.coll-hero .ghost-btn:hover { background: rgba(255,255,255,.16); border-color: rgba(255,255,255,.6); }

/* ---------- 详情：工具条 / 病种 chips ---------- */
.coll-bar { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin: 26px 0 20px; }
.seg { display: inline-flex; background: var(--bg-tint); border-radius: 999px; padding: 3px; gap: 2px; }
.seg button {
  border: 0; background: transparent; color: var(--ink-500);
  font-size: 13.5px; font-weight: 700; font-family: var(--font);
  padding: 8px 15px; border-radius: 999px; cursor: pointer; transition: background .16s, color .16s;
  white-space: nowrap;
}
.seg button.active { background: #fff; color: var(--green-700); box-shadow: var(--shadow-sm); }
.chip-row { display: flex; gap: 8px; flex-wrap: wrap; }
.chip {
  border: 1px solid var(--line); background: #fff; color: var(--ink-600, #33433c);
  border-radius: 999px; padding: 8px 14px; font-size: 13px; font-weight: 700;
  font-family: var(--font); cursor: pointer; white-space: nowrap;
  transition: border-color .16s, color .16s, background .16s;
}
.chip:hover { border-color: var(--green-400); color: var(--green-700); }
.chip.active { background: var(--green-600); border-color: var(--green-600); color: #fff; }
.chip .n { opacity: .6; font-weight: 500; margin-left: 4px; font-variant-numeric: tabular-nums; }
.chip.active .n { opacity: .85; }

/* ---------- 详情：视频卡 ---------- */
.ccard-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(268px, 1fr)); gap: 22px; }
.ccard {
  display: flex; flex-direction: column; background: #fff;
  border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow-sm); cursor: pointer;
  transition: transform .2s, box-shadow .2s;
}
.ccard:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.ccard .thumb { position: relative; aspect-ratio: 16 / 10; overflow: hidden; background: linear-gradient(135deg, var(--green-700), var(--green-500)); }
.ccard .thumb img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .35s ease; }
.ccard:hover .thumb img { transform: scale(1.04); }
.ccard .thumb::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(6,20,14,.24) 0%, rgba(6,20,14,0) 40%, rgba(6,20,14,.38) 100%); }
.ccard .play {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); z-index: 2;
  width: 48px; height: 48px; border-radius: 50%;
  background: rgba(255,255,255,.94); color: var(--green-700);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 22px rgba(0,0,0,.26);
  transition: transform .2s, background .2s;
}
.ccard:hover .play { transform: translate(-50%, -50%) scale(1.07); background: #fff; }
.ccard .dur {
  position: absolute; right: 10px; bottom: 10px; z-index: 2;
  background: rgba(6,16,11,.74); color: #fff; font-size: 12px; font-weight: 700;
  line-height: 1; padding: 5px 8px; border-radius: 6px; letter-spacing: .4px;
  font-variant-numeric: tabular-nums;
}
.ccard .body { padding: 15px 17px 16px; display: flex; flex-direction: column; flex: 1; gap: 10px; }
.ccard .vt { font-size: 15px; font-weight: 700; line-height: 1.5; color: var(--green-900); }
.ccard .tag-row { display: flex; gap: 6px; flex-wrap: wrap; }
.ccard .vfoot {
  margin-top: auto; display: flex; align-items: center; gap: 8px;
  font-size: 12.5px; color: var(--ink-500); font-variant-numeric: tabular-nums;
}
.ccard .vfoot .dt { margin-left: auto; opacity: .85; }

/* ---------- 加载更多 / 分页 ---------- */
.load-wrap { display: flex; flex-direction: column; align-items: center; gap: 12px; margin-top: 32px; }
.load-btn {
  display: inline-flex; align-items: center; gap: 8px;
  border: 1.5px solid var(--green-600); background: #fff; color: var(--green-700);
  border-radius: 999px; padding: 12px 26px; font-size: 14.5px; font-weight: 700;
  font-family: var(--font); cursor: pointer; transition: background .18s, color .18s, box-shadow .18s;
}
.load-btn:hover:not(:disabled) { background: var(--green-600); color: #fff; box-shadow: var(--shadow-sm); }
.load-btn:disabled { opacity: .45; cursor: not-allowed; }
.load-note { font-size: 12.5px; color: var(--ink-500); font-variant-numeric: tabular-nums; }

.cpager { display: flex; align-items: center; justify-content: center; gap: 8px; margin-top: 30px; flex-wrap: wrap; }
.cpager[hidden] { display: none; }
.cpager .pg-btn {
  display: inline-flex; align-items: center; gap: 4px;
  border: 1px solid var(--line); background: #fff; color: var(--green-800, #1f5c43);
  border-radius: 10px; padding: 9px 16px; font-size: 14px; font-weight: 700;
  font-family: var(--font); cursor: pointer; transition: border-color .15s, color .15s, box-shadow .15s;
}
.cpager .pg-btn:hover:not(:disabled) { border-color: var(--green-600); color: var(--green-600); box-shadow: var(--shadow-sm); }
.cpager .pg-btn:disabled { opacity: .35; cursor: not-allowed; }
.cpager .pg-list { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.cpager .pg-num {
  min-width: 38px; height: 38px; border: 1px solid var(--line); background: #fff;
  color: var(--ink-600, #33433c); border-radius: 10px; font-size: 14px; font-weight: 700;
  font-family: var(--font); cursor: pointer; transition: border-color .15s, color .15s, background .15s;
}
.cpager .pg-num:hover { border-color: var(--green-600); color: var(--green-600); }
.cpager .pg-num.active { background: var(--green-600); border-color: var(--green-600); color: #fff; cursor: default; }
.cpager .pg-gap { min-width: 26px; height: 38px; line-height: 38px; text-align: center; color: var(--ink-500); font-weight: 700; user-select: none; }

.coll-empty { text-align: center; color: var(--ink-500); padding: 60px 0; font-size: 14px; }
.coll-empty a { color: var(--green-600); font-weight: 700; }

/* ---------- 播放弹窗 ---------- */
.vm2 { position: fixed; inset: 0; z-index: 1000; display: none; align-items: center; justify-content: center; padding: 18px; }
.vm2.open { display: flex; }
.vm2 .backdrop { position: absolute; inset: 0; background: rgba(8,16,12,.88); backdrop-filter: blur(3px); }
.vm2 .panel { position: relative; width: min(94vw, 860px); background: #0d160f; border-radius: 14px; overflow: hidden; box-shadow: 0 24px 70px rgba(0,0,0,.55); }
.vm2 video { display: block; width: 100%; height: auto; max-height: 82vh; background: #000; }
.vm2 .close {
  position: absolute; top: 10px; left: 12px; z-index: 2;
  width: 34px; height: 34px; border: none; border-radius: 50%;
  background: rgba(0,0,0,.45); color: #fff; font-size: 20px; line-height: 1; cursor: pointer;
  backdrop-filter: blur(2px);
}
.vm2 .close:hover { background: rgba(0,0,0,.75); }
.vm2 .cap { position: relative; padding: 12px 16px; color: #eaf4ee; font-size: 14px; font-weight: 700; background: #0d160f; }
.vm2 .cap small { display: block; font-weight: 500; opacity: .7; font-size: 12px; margin-top: 3px; }

/* ---------- 响应式 ---------- */
@media (max-width: 980px) {
  .coll-hero-inner { grid-template-columns: 190px 1fr; gap: 24px; }
  .coll-hero h1 { font-size: 28px; }
}
@media (max-width: 820px) {
  .coll-grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; }
  .ccard-grid { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 16px; }
  .coll-count { margin-left: 0; width: 100%; }
  .coll-toolbar .search-box { max-width: none; }
  .coll-toolbar .coll-select { flex: 1 1 44%; }
  .coll-hero { padding: 26px 0 30px; }
  .coll-hero-inner { grid-template-columns: 1fr; gap: 20px; }
  .coll-hero .hero-cover { aspect-ratio: 16 / 9; width: 100%; max-width: 420px; }
  .coll-hero h1 { font-size: 25px; }
  .coll-hero .hero-bio { font-size: 13.5px; line-height: 1.8; margin-top: 14px; }
  .coll-hero .hero-facts { gap: 20px; margin-top: 18px; }
  .coll-hero .hero-facts strong { font-size: 18px; }
  .coll-hero .breadcrumb { margin-bottom: 16px; }
  .coll-stats { gap: 18px; }
  .coll-stats strong { font-size: 20px; }
  /* 窄屏病种较多时改为横向滑动，避免占掉半屏高度 */
  .chip-row.scroll { flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; -webkit-overflow-scrolling: touch; }
  .chip-row.scroll::-webkit-scrollbar { display: none; }
  .cpager .pg-btn { padding: 9px 12px; font-size: 13px; }
  .cpager .pg-num { min-width: 34px; height: 34px; font-size: 13px; }
}
@media (max-width: 560px) {
  .coll-grid { grid-template-columns: 1fr; }
  .ccard-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .ccard .body { padding: 12px 13px 13px; gap: 8px; }
  .ccard .vt { font-size: 13.5px; line-height: 1.45; }
  .ccard .vfoot { font-size: 11.5px; }
  .ccard .play { width: 40px; height: 40px; }
  .ccard .dur { font-size: 11px; padding: 4px 6px; }
  .coll-hero .hero-cover { max-width: none; }
  .coll-hero h1 { font-size: 22px; }
  .coll-bar { gap: 8px; }
  .seg button { padding: 7px 12px; font-size: 13px; }
}