:root {
  --bg: #0e1116;
  --bg-soft: #161b22;
  --card: #1a2029;
  --border: #262d38;
  --text: #e6edf3;
  --muted: #8b98a9;
  --accent: #3ea6ff;
  --accent-2: #ff6b6b;
  --ok: #3fb950;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 14px;
  line-height: 1.6;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 16px; }

/* ---------- header ---------- */
header.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(14, 17, 22, .92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.header-inner { display: flex; align-items: center; gap: 20px; height: 60px; }
.logo { font-size: 20px; font-weight: 700; letter-spacing: .5px; }
.logo span { color: var(--accent); }
.nav { display: flex; gap: 4px; flex-wrap: wrap; }
.nav a {
  padding: 6px 10px; border-radius: 6px; color: var(--muted); font-size: 14px;
}
.nav a:hover, .nav a.active { color: var(--text); background: var(--bg-soft); }
.header-right { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.avatar {
  width: 28px; height: 28px; border-radius: 50%; background: var(--accent);
  color: #06121f; display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 13px; text-transform: uppercase;
}

/* ---------- buttons ---------- */
.btn {
  display: inline-block; padding: 7px 14px; border-radius: 8px; cursor: pointer;
  border: 1px solid var(--border); background: var(--bg-soft); color: var(--text);
  font-size: 14px; transition: .15s;
}
.btn:hover { border-color: var(--accent); color: var(--accent); }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #06121f; font-weight: 600; }
.btn-primary:hover { background: #63b8ff; color: #06121f; }
.btn-sm { padding: 4px 10px; font-size: 13px; }
.btn-danger { border-color: #7d2b2b; color: #ff7b72; }
.btn-danger:hover { background: #2d1517; color: #ff7b72; }

/* ---------- hero ---------- */
.hero {
  padding: 60px 0 40px;
  background: radial-gradient(1200px 400px at 50% -80px, rgba(62, 166, 255, .18), transparent);
  text-align: center;
}
.hero h1 { font-size: 34px; margin: 0 0 10px; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero p { color: var(--muted); margin: 0 0 22px; }
.hero-actions { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
.search-form { display: flex; gap: 8px; max-width: 460px; margin: 0 auto 22px; }
.search-form input { flex: 1; }

/* ---------- forms ---------- */
input, select, textarea {
  width: 100%; padding: 9px 12px; background: var(--bg-soft);
  border: 1px solid var(--border); border-radius: 8px; color: var(--text);
  font-size: 14px; font-family: inherit;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); }
label { display: block; margin: 14px 0 6px; color: var(--muted); font-size: 13px; }
.form-row { display: flex; gap: 14px; }
.form-row > div { flex: 1; }
.form-card {
  max-width: 620px; margin: 32px auto; background: var(--card);
  border: 1px solid var(--border); border-radius: var(--radius); padding: 26px;
}
.form-actions { margin-top: 22px; display: flex; gap: 10px; align-items: center; }

/* ---------- stats ---------- */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; margin: 26px 0; }
.stat {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px; text-align: center;
}
.stat b { display: block; font-size: 24px; color: var(--accent); }
.stat span { color: var(--muted); font-size: 13px; }

/* ---------- section ---------- */
.section { margin: 40px 0; }
.section-head { display: flex; align-items: baseline; gap: 12px; margin-bottom: 16px; }
.section-head h2 { font-size: 19px; margin: 0; }
.section-head .more { margin-left: auto; color: var(--muted); font-size: 13px; }
.section-head .more:hover { color: var(--accent); }

/* ---------- photo grid ---------- */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 16px; }
.card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; transition: .18s;
}
.card:hover { transform: translateY(-3px); border-color: #33405219; border-color: #334052; }
.card .thumb { position: relative; aspect-ratio: 4 / 3; background: #0b0e13; overflow: hidden; }
.card .thumb img { width: 100%; height: 100%; object-fit: cover; }
.card .body { padding: 10px 12px 12px; }
.card h3 { margin: 0 0 6px; font-size: 14px; font-weight: 600; }
.card .meta { color: var(--muted); font-size: 12px; display: flex; justify-content: space-between; gap: 8px; }
.card .sub { color: var(--muted); font-size: 12px; margin-top: 4px; }

.tag {
  display: inline-block; padding: 1px 7px; border-radius: 20px; font-size: 11px;
  background: #1f2937; color: var(--muted); border: 1px solid var(--border);
}
.tag.hot { color: var(--accent-2); border-color: #4a2226; background: #241417; }
.tag.featured { color: #ffd166; border-color: #4a3f22; background: #241f14; }
.tags { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 8px; }
.ribbon { position: absolute; top: 8px; left: 8px; }

/* ---------- detail ---------- */
.detail { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(280px, .8fr); gap: 24px; margin: 26px 0; }
.detail .photo-box { background: #0b0e13; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.detail .photo-box img { width: 100%; cursor: zoom-in; }
.detail h1 { font-size: 22px; margin: 0 0 8px; }
.info-list { list-style: none; padding: 0; margin: 0; }
.info-list li { display: flex; justify-content: space-between; gap: 12px; padding: 8px 0; border-bottom: 1px dashed var(--border); font-size: 13px; }
.info-list li span:first-child { color: var(--muted); }
.action-bar { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 16px; }
.panel { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; }

/* ---------- flash ---------- */
.flash-wrap { margin: 16px auto 0; }
.flash { padding: 10px 14px; border-radius: 8px; margin-bottom: 8px; font-size: 13px; border: 1px solid; }
.flash.success { background: #10251a; border-color: #1f5136; color: #57d38c; }
.flash.error { background: #2a1416; border-color: #5c2429; color: #ff8b8b; }
.flash.warning { background: #2a2414; border-color: #5c4b24; color: #ffcc66; }

/* ---------- table ---------- */
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 500; }
.rank-no { width: 40px; color: var(--accent); font-weight: 700; }

/* ---------- pagination ---------- */
.pagination { display: flex; gap: 6px; justify-content: center; margin: 30px 0; flex-wrap: wrap; }
.pagination a, .pagination span {
  padding: 6px 12px; border: 1px solid var(--border); border-radius: 8px;
  background: var(--bg-soft); font-size: 13px;
}
.pagination a:hover { border-color: var(--accent); color: var(--accent); }
.pagination .current { background: var(--accent); border-color: var(--accent); color: #06121f; font-weight: 600; }

/* ---------- tabs ---------- */
.tabs { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 18px; }
.tabs a { padding: 6px 12px; border: 1px solid var(--border); border-radius: 20px; font-size: 13px; color: var(--muted); }
.tabs a.active { background: var(--accent); border-color: var(--accent); color: #06121f; font-weight: 600; }

/* ---------- misc ---------- */
.muted { color: var(--muted); }
.empty { text-align: center; color: var(--muted); padding: 60px 0; }
.notice { background: var(--card); border: 1px solid var(--border); border-left: 3px solid var(--accent); border-radius: 8px; padding: 14px 16px; margin-bottom: 12px; }
.notice h3 { margin: 0 0 6px; font-size: 15px; }
.notice p { margin: 0; color: var(--muted); font-size: 13px; white-space: pre-wrap; }

footer.site-footer {
  border-top: 1px solid var(--border); margin-top: 60px; padding: 26px 0;
  color: var(--muted); font-size: 13px; text-align: center;
}
footer.site-footer a { color: var(--accent); }

/* ---------- register code ---------- */
.code-row { display: flex; gap: 8px; align-items: center; }
.code-row input { flex: 1; }
.code-row .btn { white-space: nowrap; }
#code-tip { margin-top: 6px; font-size: 12px; }

/* ---------- header dropdown menu ---------- */
.dropdown { position: relative; }
.dropdown-menu {
  position: absolute; right: 0; top: calc(100% + 8px); min-width: 150px; z-index: 60;
  display: none; flex-direction: column; gap: 2px; padding: 6px;
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: 0 12px 30px rgba(0, 0, 0, .45);
}
.dropdown.open .dropdown-menu { display: flex; }
.dropdown-menu a { padding: 8px 10px; border-radius: 6px; color: var(--muted); font-size: 13px; }
.dropdown-menu a:hover { background: var(--bg-soft); color: var(--text); }
.avatar-sm {
  display: inline-flex; width: 22px; height: 22px; font-size: 12px;
  vertical-align: middle; margin-right: 2px;
}

/* ---------- 头像 ---------- */
img.avatar, img.avatar-sm { object-fit: cover; background: var(--bg-soft); }
img.avatar { display: block; }
img.avatar-sm { display: inline-block; vertical-align: middle; }
.avatar-lg { width: 72px; height: 72px; font-size: 28px; }
.avatar-row { display: flex; gap: 14px; align-items: center; }
.avatar-row-main { flex: 1; min-width: 0; }
.avatar-row input[type="file"] { width: auto; max-width: 100%; padding: 6px 8px; font-size: 13px; }
.avatar-row .muted { margin: 6px 0 0; font-size: 12px; }

/* ---------- upload wizard ---------- */
.choice-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; margin: 10px 0 4px; }
.choice {
  display: flex; flex-direction: column; gap: 4px; margin: 0; padding: 18px 16px;
  background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--radius);
  color: var(--text); cursor: pointer; transition: .15s;
}
.choice:hover { border-color: var(--accent); }
.choice.on { border-color: var(--accent); background: #12212f; }
.choice input { display: none; }
.choice-title { font-size: 17px; font-weight: 600; }
.choice .muted { font-size: 12px; }
.step-head {
  display: flex; align-items: center; gap: 10px;
  margin: 0 0 14px; padding-bottom: 10px; border-bottom: 1px dashed var(--border);
}
.step-head .btn { margin-left: auto; }

/* ---------- my uploads card extra ---------- */
.card-wrap {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden; display: flex; flex-direction: column;
}
.card-wrap .card { border: none; border-radius: 0; }
.card-wrap .card:hover { transform: none; }
.card-extra { padding: 10px 12px; border-top: 1px dashed var(--border); font-size: 12px; }
.card-extra .btn { margin-top: 8px; }
.card-extra textarea { font-size: 12px; }

/* ---------- detail sub block ---------- */
.sub-block { margin-top: 16px; padding-top: 14px; border-top: 1px dashed var(--border); }
.sub-block h3 { margin: 0 0 8px; font-size: 15px; }
.sub-block p { margin: 6px 0; font-size: 13px; white-space: pre-wrap; }

/* ---------- admin layout ---------- */
.admin-badge {
  padding: 2px 10px; border-radius: 20px; font-size: 12px;
  background: #1f2937; border: 1px solid var(--border); color: var(--muted);
}
.admin-layout {
  display: grid; grid-template-columns: 180px minmax(0, 1fr);
  gap: 22px; max-width: 1200px; margin: 24px auto 40px; padding: 0 16px;
  align-items: start;
}
.admin-side { position: sticky; top: 76px; }
.admin-nav { display: flex; flex-direction: column; gap: 4px; }
.admin-nav a {
  padding: 9px 12px; border-radius: 8px; color: var(--muted); font-size: 14px;
  border: 1px solid transparent;
}
.admin-nav a:hover { background: var(--bg-soft); color: var(--text); }
.admin-nav a.active {
  background: var(--bg-soft); border-color: var(--border);
  color: var(--accent); font-weight: 600;
}
.admin-main { min-width: 0; }
.admin-head {
  display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap;
  margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--border);
}
.admin-head h2 { margin: 0; font-size: 20px; }
.admin-head-actions { margin-left: auto; font-size: 13px; }
.admin-cols { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: 16px; margin-bottom: 16px; }
.panel { margin-bottom: 0; }
.panel-head { display: flex; align-items: baseline; gap: 10px; margin-bottom: 10px; }
.panel-head h3 { margin: 0; font-size: 15px; }
.panel-head .more { margin-left: auto; color: var(--muted); font-size: 13px; }
.panel-head .more:hover { color: var(--accent); }
.admin-main .panel { margin-bottom: 16px; }

.row-thumb { width: 72px; height: 54px; object-fit: cover; border-radius: 6px; }
a.row-thumb-link { display: inline-block; line-height: 0; border-radius: 6px; }
a.row-thumb-link:hover img.row-thumb,
a.row-thumb-link:focus img.row-thumb { outline: 2px solid var(--accent); outline-offset: 1px; }
a.row-thumb-link:hover { opacity: .88; }
.row-actions { display: flex; flex-direction: column; gap: 6px; }
.inline-form { display: flex; gap: 6px; align-items: center; }
.input-sm { padding: 4px 8px; font-size: 12px; width: auto; }
.inline-form .input-sm { width: 120px; }

.filter-bar { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.filter-bar input[type="text"] { flex: 1; min-width: 200px; }
.filter-bar select, .filter-bar .btn { width: auto; }

.plain-list { list-style: none; padding: 0; margin: 0; }
.plain-list li {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 0; border-bottom: 1px dashed var(--border); font-size: 13px;
}
.plain-list li:last-child { border-bottom: none; }
.plain-list li > div { flex: 1; min-width: 0; }

.appeal-list { display: flex; flex-direction: column; gap: 14px; }
.appeal-head { display: flex; gap: 12px; align-items: flex-start; }
.appeal-head > div { flex: 1; min-width: 0; }
.appeal-head .muted { font-size: 12px; }
.appeal-reason { margin-top: 10px; font-size: 13px; }
.appeal-reason p { margin: 4px 0 0; white-space: pre-wrap; }
.appeal-form { margin-top: 14px; padding-top: 14px; border-top: 1px dashed var(--border); }
.appeal-form label { margin-top: 0; }
.appeal-form .row-actions { flex-direction: row; margin-top: 10px; }

/* ---------- 详情页作者卡片 ---------- */
.author-card {
  display: flex; align-items: center; gap: 12px; margin: 14px 0 4px; padding: 10px 12px;
  background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--radius);
  transition: .15s;
}
.author-card:hover { border-color: var(--accent); }
.author-card .author-meta { flex: 1; min-width: 0; }
.author-card b { display: block; font-size: 14px; }
.author-card em { display: block; font-style: normal; font-size: 12px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.author-card .author-go { color: var(--muted); font-size: 12px; white-space: nowrap; }
.author-card:hover .author-go { color: var(--accent); }

/* ---------- 图片放大灯箱 ---------- */
.lightbox {
  position: fixed; inset: 0; z-index: 200;
  display: none; padding: 24px;
  background: rgba(0, 0, 0, .94);
  overflow: auto; text-align: center;
}
.lightbox.open { display: block; }
.lightbox img {
  margin: 0 auto; max-width: 100%; max-height: calc(100vh - 48px);
  object-fit: contain; cursor: zoom-in;
}
.lightbox.actual img { max-width: none; max-height: none; cursor: zoom-out; }
.lightbox-tip {
  position: fixed; left: 0; right: 0; bottom: 12px;
  color: var(--muted); font-size: 12px; text-align: center; pointer-events: none;
}

@media (max-width: 820px) {
  .detail { grid-template-columns: 1fr; }
  .form-row { flex-direction: column; gap: 0; }
  .header-inner { height: auto; padding: 10px 0; flex-wrap: wrap; }
  .hero h1 { font-size: 26px; }
  .admin-layout { grid-template-columns: 1fr; }
  .admin-side { position: static; }
  .admin-nav { flex-direction: row; flex-wrap: wrap; }
  .admin-cols { grid-template-columns: 1fr; }
}