/* 前台样式
   气质取向：暖黑画廊。深色底让照片自己发光，旧金色只做点缀，
   标题用衬线（宋体）拉出展陈感，圆角克制、动效克制。 */
:root {
  --bg: #0f0e0c;
  --bg-2: #171511;
  --ink: #f0ece3;
  --ink-dim: #a8a191;
  --line: rgba(240, 236, 227, 0.14);
  --gold: #c9a86a;
  --serif: "Source Han Serif SC", "Noto Serif SC", "Songti SC", SimSun, Georgia, serif;
  --sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Segoe UI", sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

img, video { display: block; }

/* ---------- 顶栏 ---------- */
.topbar {
  position: absolute;
  top: 0; left: 0; right: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 22px clamp(20px, 5vw, 64px);
  z-index: 5;
}

.topbar.solid {
  position: relative;
  border-bottom: 1px solid var(--line);
  background: var(--bg);
}

.brand {
  font-family: var(--serif);
  font-size: 1.05rem;
  letter-spacing: 0.35em;
}

.admin-link, .back-link {
  font-size: 0.8rem;
  color: var(--ink-dim);
  letter-spacing: 0.12em;
  transition: color 0.25s;
}

.admin-link:hover, .back-link:hover { color: var(--ink); }

/* ---------- 首页 hero ---------- */
.hero {
  position: relative;
  height: 100svh;
  min-height: 520px;
  overflow: hidden;
}

.hero-media {
  position: absolute;
  inset: 0;
}

.hero-media img, .hero-media video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15, 14, 12, 0.92) 0%, rgba(15, 14, 12, 0.25) 34%, rgba(15, 14, 12, 0.12) 100%);
  pointer-events: none;
}

.hero-caption {
  position: absolute;
  left: clamp(20px, 5vw, 64px);
  bottom: clamp(28px, 7vh, 72px);
  z-index: 2;
  animation: rise 1.1s cubic-bezier(0.2, 0.6, 0.2, 1) both;
}

.hero-person {
  font-family: var(--serif);
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  letter-spacing: 0.18em;
  min-height: 1.4em;
}

.hero-hint {
  margin-top: 12px;
  font-size: 0.82rem;
  color: var(--ink-dim);
  letter-spacing: 0.28em;
}

@keyframes rise {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: none; }
}

@media (prefers-reduced-motion: reduce) {
  .hero-caption { animation: none; }
  html { scroll-behavior: auto; }
}

/* ---------- 名片墙 ---------- */
.gallery-wrap {
  max-width: 1440px;
  margin: 0 auto;
  padding: clamp(56px, 8vw, 110px) clamp(20px, 5vw, 64px) 40px;
}

.section-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.15rem;
  letter-spacing: 0.4em;
  color: var(--ink-dim);
  margin-bottom: 40px;
}

.section-title::after {
  content: "";
  display: block;
  width: 42px;
  height: 1px;
  background: var(--gold);
  margin-top: 14px;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: clamp(22px, 3.5vw, 44px) clamp(16px, 2.5vw, 30px);
}

.person-card {
  display: block;
}

.person-card .frame {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: var(--bg-2);
  border: 1px solid var(--line);
}

.person-card img, .person-card video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.2, 0.6, 0.2, 1), opacity 0.5s;
}

.person-card:hover img, .person-card:hover video { transform: scale(1.035); }

.person-card .frame.no-cover {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--serif);
  font-size: 2.4rem;
  color: var(--ink-dim);
}

.person-card .meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-top: 14px;
  padding: 0 2px;
}

.person-card .name {
  font-family: var(--serif);
  font-size: 1.08rem;
  letter-spacing: 0.12em;
}

.person-card .title {
  font-size: 0.78rem;
  color: var(--ink-dim);
  max-width: 60%;
  text-align: right;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.person-card .count {
  display: block;
  font-size: 0.72rem;
  color: var(--ink-dim);
  margin-top: 4px;
  padding: 0 2px;
  letter-spacing: 0.08em;
}

/* ---------- 详情页 ---------- */
.card-main {
  max-width: 1440px;
  margin: 0 auto;
  padding: clamp(40px, 6vw, 80px) clamp(20px, 5vw, 64px) 60px;
  min-height: 60vh;
}

.card-head {
  max-width: 720px;
  margin-bottom: clamp(40px, 6vw, 72px);
}

.card-name {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2rem, 5vw, 3.2rem);
  letter-spacing: 0.12em;
  line-height: 1.25;
}

.card-title {
  margin-top: 14px;
  color: var(--gold);
  font-size: 0.95rem;
  letter-spacing: 0.2em;
}

.card-intro {
  margin-top: 20px;
  color: var(--ink-dim);
  font-size: 0.95rem;
  line-height: 1.9;
  white-space: pre-wrap;
  max-width: 62ch;
}

.media-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: clamp(14px, 2vw, 22px);
}

.media-item {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--bg-2);
  border: 1px solid var(--line);
  cursor: pointer;
}

.media-item img, .media-item video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.2, 0.6, 0.2, 1);
}

.media-item:hover img, .media-item:hover video { transform: scale(1.03); }

.media-item .video-badge {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(15, 14, 12, 0.25);
  pointer-events: none;
}

.video-badge .play {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  border: 1px solid rgba(240, 236, 227, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--ink);
  background: rgba(15, 14, 12, 0.4);
  backdrop-filter: blur(2px);
}

/* ---------- 灯箱 ---------- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 50;
  background: rgba(8, 8, 7, 0.94);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.3s ease both;
}

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.lightbox .stage {
  position: relative;
  max-width: 92vw;
  max-height: 86vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox img, .lightbox video {
  max-width: 92vw;
  max-height: 86vh;
  object-fit: contain;
}

.lightbox .nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: rgba(15, 14, 12, 0.55);
  color: var(--ink);
  font-size: 1.2rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.25s, border-color 0.25s;
}

.lightbox .nav:hover { background: rgba(15, 14, 12, 0.85); border-color: var(--gold); }

.lightbox .nav.prev { left: 18px; }
.lightbox .nav.next { right: 18px; }

.lightbox .counter {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.8rem;
  color: var(--ink-dim);
  letter-spacing: 0.3em;
}

.lightbox .close {
  position: absolute;
  top: 20px;
  right: 24px;
  background: none;
  border: none;
  color: var(--ink-dim);
  font-size: 1.6rem;
  cursor: pointer;
  transition: color 0.25s;
}

.lightbox .close:hover { color: var(--ink); }

/* ---------- 空态与页脚 ---------- */
.empty {
  color: var(--ink-dim);
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  padding: 30px 0 60px;
}

.site-footer {
  text-align: center;
  padding: 48px 20px 56px;
  color: var(--ink-dim);
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  border-top: 1px solid var(--line);
}

/* ---------- 响应式 ---------- */
@media (max-width: 640px) {
  .topbar { padding: 16px 18px; }
  .hero-caption { left: 18px; bottom: 30px; }
  .gallery-wrap, .card-main { padding-left: 18px; padding-right: 18px; }
  .gallery { grid-template-columns: repeat(2, 1fr); gap: 16px 12px; }
  .person-card .name { font-size: 0.98rem; }
  .media-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .lightbox .nav.prev { left: 8px; }
  .lightbox .nav.next { right: 8px; }
}