/* ===========================
   L4D2 地图站 — 蓝白设计系统
   =========================== */

:root {
  --bg: #f0f4f9;
  --bg-card: #ffffff;
  --bg-hover: #eef2ff;
  --border: #e2e8f0;
  --text: #1e293b;
  --text-dim: #64748b;
  --accent: #2563eb;
  --accent-light: #3b82f6;
  --accent-glow: rgba(37,99,235,.12);
  --green: #10b981;
  --blue: #3b82f6;
  --orange: #f59e0b;
  --red: #ef4444;
  --radius: 14px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.04);
  --shadow: 0 4px 20px rgba(0,0,0,.06);
  --shadow-lg: 0 12px 40px rgba(0,0,0,.08);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", "PingFang SC", sans-serif;
}

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

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; transition: color .2s; }
a:hover { color: #1d4ed8; }

body::before {
  content: '';
  position: fixed; inset: 0; z-index: -1;
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(37,99,235,.06), transparent),
    radial-gradient(ellipse 60% 40% at 80% 80%, rgba(59,130,246,.04), transparent);
  pointer-events: none;
}

/* ── 导航栏 ── */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.88);
  backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
}
.nav-inner {
  max-width: 1280px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  height: 60px;
}
.nav .logo {
  font-size: 1.25rem; font-weight: 700;
  color: var(--text);
  display: flex; align-items: center; gap: 8px;
  letter-spacing: -.3px;
}
.nav .logo span {
  background: linear-gradient(135deg, var(--accent), #6366f1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.nav-links { display: flex; gap: 28px; }
.nav-links a {
  color: var(--text-dim); font-size: .88rem; font-weight: 500;
  transition: color .2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--accent); text-decoration: none; }

.container { max-width: 1280px; margin: 0 auto; padding: 36px 24px; }

/* ── 服务器 ── */
.server-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 18px;
  margin-bottom: 24px;
}
.server-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 20px 18px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .3s, transform .3s, border-color .3s;
  position: relative;
  overflow: hidden;
}
.server-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--accent), #6366f1);
  opacity: 0; transition: opacity .3s;
}
.server-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-3px);
  border-color: #c7d2fe;
}
.server-card:hover::before { opacity: 1; }
.server-card .srv-header { display: flex; align-items: center; gap: 10px; margin-bottom: 6px; }
.server-card .srv-icon { font-size: 1.3rem; }
.server-card .srv-tag {
  font-size: .68rem; font-weight: 700; letter-spacing: .5px;
  padding: 3px 10px; border-radius: 20px;
}
.server-card .srv-tag.coop   { background: #d1fae5; color: #065f46; }
.server-card .srv-tag.versus { background: #fef3c7; color: #92400e; }
.server-card .srv-tag.special { background: #dbeafe; color: #1e40af; }
.server-card .srv-name {
  font-size: 1rem; font-weight: 700; color: var(--text);
  line-height: 1.3; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.server-card .srv-desc { font-size: .8rem; color: var(--text-dim); margin-bottom: 8px; }
.server-card .srv-map {
  display: flex; align-items: center; gap: 6px;
  font-size: .88rem; color: var(--text-dim);
  margin-bottom: 4px; min-height: 22px;
}
.server-card .srv-map .map-icon { font-size: 1rem; }
.server-card .srv-map .map-text { color: var(--accent); font-weight: 500; }
.server-card .srv-meta {
  display: flex; align-items: center; gap: 16px;
  margin-top: 14px; padding-top: 12px;
  border-top: 1px solid var(--border);
  font-size: .8rem; color: var(--text-dim);
  flex-wrap: wrap;
}
.server-card .srv-meta span { display: flex; align-items: center; gap: 4px; }
.server-card .srv-meta strong { color: var(--text); }
.server-card .dot {
  width: 9px; height: 9px; border-radius: 50%; display: inline-block;
}
.server-card .dot.online { background: var(--green); box-shadow: 0 0 0 3px rgba(16,185,129,.2); }
.server-card .dot.offline { background: #cbd5e1; }
.server-card .srv-offline { color: var(--text-dim); font-style: italic; }

/* ── 信息条 ── */
.info-bar {
  display: flex; justify-content: space-between; align-items: center;
  background: linear-gradient(135deg, #2563eb, #4f46e5);
  padding: 14px 22px; border-radius: var(--radius);
  margin-bottom: 22px; font-size: .9rem; color: #fff;
  flex-wrap: wrap; gap: 10px;
  box-shadow: 0 4px 16px rgba(37,99,235,.25);
}
.info-bar a {
  color: #fff; text-decoration: none; font-weight: 600;
  background: rgba(255,255,255,.18);
  padding: 7px 16px; border-radius: 20px;
  transition: all .2s;
  backdrop-filter: blur(4px);
}
.info-bar a:hover { background: rgba(255,255,255,.3); color: #fff; }

/* ── 搜索栏 ── */
.search-bar {
  display: flex; gap: 12px; margin-bottom: 28px; flex-wrap: wrap;
}
.search-bar input {
  flex: 1; min-width: 200px;
  background: var(--bg-card); border: 1px solid var(--border);
  color: var(--text); padding: 11px 18px; border-radius: 12px;
  font-size: .9rem; outline: none; transition: all .3s;
  box-shadow: var(--shadow-sm);
}
.search-bar input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(37,99,235,.1);
}
.search-bar input::placeholder { color: #94a3b8; }
.search-bar select {
  background: var(--bg-card); border: 1px solid var(--border);
  color: var(--text); padding: 11px 18px; border-radius: 12px;
  font-size: .9rem; outline: none; cursor: pointer;
  box-shadow: var(--shadow-sm);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2364748b'%3E%3Cpath d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

/* ── 区域标题 ── */
.section-title {
  font-size: 1.35rem; font-weight: 700; color: var(--text);
  margin-bottom: 20px;
  display: flex; align-items: center; gap: 10px;
  letter-spacing: -.3px;
}
.section-title .count {
  font-size: .78rem; font-weight: 500; color: var(--text-dim);
  background: var(--bg-hover); padding: 3px 12px; border-radius: 20px;
}
.section-header {
  display: flex; align-items: center; justify-content: space-between;
  cursor: pointer; padding: 14px 18px;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 0; user-select: none;
  box-shadow: var(--shadow-sm);
  transition: border-color .3s, box-shadow .3s;
}
.section-header:hover { border-color: #c7d2fe; box-shadow: var(--shadow); }
.section-header .arrow {
  font-size: 1.1rem; color: var(--text-dim);
  transition: transform .3s;
}
.section-header .arrow.open { transform: rotate(90deg); }

/* ── 地图网格 ── */
.map-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 18px;
  margin-bottom: 48px;
}

/* ═══ 地图卡片 v2 ═══ */
.map-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: all .25s ease;
  box-shadow: var(--shadow-sm);
  display: flex; flex-direction: column;
}
.map-card:hover {
  border-color: #c7d2fe;
  transform: translateY(-4px);
  box-shadow: 0 12px 36px rgba(37,99,235,.1), 0 4px 12px rgba(0,0,0,.04);
}
.map-card:active { transform: translateY(-1px); }

.map-card .card-img {
  width: 100%; height: 150px; overflow: hidden;
  background: #f1f5f9; position: relative;
}
.map-card .card-img img {
  width: 100%; height: 100%; object-fit: cover;
  opacity: 0; filter: blur(12px); transform: scale(1.06);
  transition: opacity .5s ease, filter .5s ease, transform .5s ease;
}
.map-card .card-img img.loaded {
  opacity: 1; filter: blur(0); transform: scale(1);
}
.map-card:hover .card-img img.loaded { transform: scale(1.05); }

.map-card .card-img .sv-badges {
  position: absolute; top: 10px; left: 10px;
  display: flex; gap: 5px; flex-wrap: wrap;
}
.sv-badge {
  font-size: .65rem; font-weight: 700;
  padding: 3px 10px; border-radius: 10px; white-space: nowrap;
  backdrop-filter: blur(4px);
}
.sv-badge.sv-战役 { background: rgba(16,185,129,.88); color: #fff; }
.sv-badge.sv-对抗 { background: rgba(245,158,11,.88); color: #fff; }
.sv-badge.sv-多特 { background: rgba(59,130,246,.88); color: #fff; }

.map-card .card-body {
  padding: 14px 16px 16px;
  flex: 1; display: flex; flex-direction: column;
}
.map-card .card-meta-line {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 8px; font-size: .75rem;
}
.map-card .card-meta-line .card-stars {
  color: #f59e0b; font-weight: 700; display: flex; align-items: center; gap: 3px;
}
.map-card .card-meta-line .card-stars .num {
  color: var(--text-dim); font-weight: 600; font-size: .72rem; margin-left: 2px;
}
.map-card .card-meta-line .card-stars.dim { color: #cbd5e1; font-weight: 500; }
.map-card .card-meta-line .card-dl {
  color: var(--accent); font-weight: 600;
  display: flex; align-items: center; gap: 3px;
}
.map-card .title {
  font-size: .95rem; font-weight: 700; color: var(--text);
  margin-bottom: 3px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.map-card .author-line { font-size: .78rem; color: var(--text-dim); margin-bottom: 8px; }
.map-card .desc {
  font-size: .78rem; color: var(--text-dim);
  line-height: 1.55; flex: 1;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ── 战役折叠 ── */
.campaign-group { margin-bottom: 28px; }
.campaign-header {
  display: flex; align-items: center; gap: 10px;
  padding: 15px 20px;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: all .3s;
}
.campaign-header:hover { border-color: #c7d2fe; box-shadow: var(--shadow); }
.campaign-header .name { font-size: 1rem; font-weight: 650; color: var(--text); }
.campaign-header .en { font-size: .8rem; color: var(--text-dim); }
.campaign-header .arrow {
  margin-left: auto; color: var(--text-dim);
  transition: transform .3s; font-size: 1.1rem;
}
.campaign-header .arrow.open { transform: rotate(90deg); }
.campaign-body {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 10px; padding: 12px 0;
  display: none;
}
.campaign-body.show { display: grid; }

/* ═══════════════════════════════════
   弹窗 v2
   ═══════════════════════════════════ */
.modal-overlay {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(15,23,42,.55);
  backdrop-filter: blur(6px);
  display: flex; align-items: flex-start; justify-content: center;
  padding: 40px 20px;
  animation: fadeIn .2s ease;
  overflow-y: auto;
}
.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 18px;
  max-width: 680px; width: 100%;
  box-shadow: 0 20px 60px rgba(0,0,0,.12);
  animation: slideUp .25s ease;
  overflow: hidden;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }

.modal-header {
  padding: 22px 26px 0;
  display: flex; justify-content: space-between; align-items: flex-start;
}
.modal-header .header-left { flex: 1; min-width: 0; }
.modal-header .title {
  font-size: 1.3rem; font-weight: 700; color: var(--text);
  letter-spacing: -.3px; line-height: 1.3;
}
.modal-header .subtitle { font-size: .82rem; color: var(--text-dim); margin-top: 4px; }
.modal-close {
  background: var(--bg-hover); border: none; color: var(--text-dim);
  font-size: 1.1rem; cursor: pointer; width: 32px; height: 32px;
  border-radius: 8px; display: flex; align-items: center; justify-content: center;
  transition: all .2s; flex-shrink: 0; margin-left: 12px;
}
.modal-close:hover { color: var(--text); background: #dbeafe; }

.modal-body { padding: 18px 26px 26px; }

.modal-img {
  margin-bottom: 18px; border-radius: 10px; overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.modal-img img {
  width: 100%; display: block;
  opacity: 0; filter: blur(12px); transform: scale(1.04);
  transition: opacity .5s ease, filter .5s ease, transform .5s ease;
}
.modal-img img.loaded { opacity: 1; filter: blur(0); transform: scale(1); }

.modal-info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 10px;
  margin-bottom: 16px;
}
.info-cell {
  padding: 10px 12px; border-radius: 8px;
  background: #f8fafc; border: 1px solid #f1f5f9;
  text-align: center;
}
.info-cell .cell-label {
  font-size: .68rem; color: var(--text-dim); font-weight: 500;
  text-transform: uppercase; letter-spacing: .4px; margin-bottom: 3px;
}
.info-cell .cell-value { font-size: .9rem; font-weight: 650; color: var(--text); }
.info-cell .cell-value.highlight { color: var(--accent); }
.info-cell .cell-value .code-tag {
  background: #eef2ff; color: var(--accent);
  padding: 1px 7px; border-radius: 4px;
  font-family: 'SF Mono','Consolas',monospace; font-size: .85em;
}

.modal-body .desc-full {
  font-size: .88rem; color: var(--text-dim); line-height: 1.7;
  margin-bottom: 18px; padding: 16px 18px;
  background: #f8fafc; border-radius: 10px;
  border-left: 3px solid var(--accent);
}

.modal-actions {
  display: flex; gap: 10px; flex-wrap: wrap;
  margin-bottom: 18px;
}
.dl-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 10px 22px; border-radius: 10px;
  font-size: .88rem; font-weight: 600; cursor: pointer;
  transition: all .25s; border: none; text-decoration: none;
}
.dl-btn.primary {
  background: linear-gradient(135deg, var(--accent), #4f46e5);
  color: #fff; box-shadow: 0 4px 14px rgba(37,99,235,.3);
}
.dl-btn.primary:hover { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(37,99,235,.4); color: #fff; }
.dl-btn.secondary { background: #eef2ff; color: var(--accent); box-shadow: none; }
.dl-btn.secondary:hover { background: #dbeafe; transform: translateY(-1px); }

.missions-list { margin-bottom: 18px; }
.missions-title { font-size: .85rem; font-weight: 650; color: var(--text); margin-bottom: 8px; }
.mission-codes { display: flex; flex-direction: column; gap: 5px; }
.mission-row {
  display: flex; align-items: center; gap: 8px;
  padding: 7px 12px; background: #f8fafc;
  border-radius: 6px; font-size: .82rem;
  border: 1px solid var(--border);
  transition: background .2s;
}
.mission-row:hover { background: #eef2ff; }
.mission-row .m-ch { color: var(--text-dim); min-width: 38px; font-weight: 500; font-size: .78rem; }
.mission-row .m-code {
  background: #eef2ff; color: var(--accent);
  padding: 2px 10px; border-radius: 5px; cursor: pointer;
  font-family: 'SF Mono','Consolas',monospace; font-weight: 500;
  transition: all .2s; font-size: .8rem;
}
.mission-row .m-code:hover { background: var(--accent); color: #fff; }
.mission-row .m-name { color: var(--text-dim); font-size: .78rem; }

/* ── 页脚 ── */
.footer {
  text-align: center; padding: 36px 24px;
  color: var(--text-dim); font-size: .8rem;
  border-top: 1px solid var(--border);
  background: var(--bg-card);
}

/* ═══════════════════════════════════
   评分 + 评论区 v2
   ═══════════════════════════════════ */
.rate-section {
  margin-top: 6px; padding: 16px 18px;
  background: #f8fafc; border-radius: 10px;
  border: 1px solid #e2e8f0;
  transition: box-shadow .3s, border-color .3s;
}
.rate-section.highlight-pulse {
  animation: ratePulse .6s ease 3;
  border-color: var(--accent);
}

.rate-row {
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 10px; flex-wrap: wrap;
}
.rate-row .rate-label {
  font-size: .82rem; font-weight: 600; color: var(--text-dim);
  display: flex; align-items: center; gap: 5px;
}
.rate-row .rate-label .icon { font-size: 1rem; }

.star-widget {
  display: inline-flex; gap: 2px; user-select: none; align-items: center;
}
.star-widget .star {
  font-size: 1.7rem; cursor: pointer;
  color: #d1d5db;
  transition: all .12s ease;
  line-height: 1;
}
.star-widget .star:hover { transform: scale(1.2) translateY(-2px); }
.star-widget .star.active {
  color: #f59e0b;
  text-shadow: 0 0 6px rgba(245,158,11,.35);
}
.star-widget .star.active:hover {
  color: #fbbf24;
  text-shadow: 0 0 10px rgba(251,191,36,.5);
}

.rate-hint {
  font-size: .76rem; color: #94a3b8;
  margin-left: 2px; transition: color .25s;
}
.rate-hint.success { color: var(--green); font-weight: 600; }

.comment-form { display: flex; gap: 8px; align-items: flex-start; }
.comment-form input {
  width: 120px; padding: 9px 12px; border-radius: 8px;
  border: 1px solid var(--border);
  font-size: .82rem; outline: none; font-family: var(--font);
  background: #fff; transition: border-color .2s, box-shadow .2s;
  flex-shrink: 0;
}
.comment-form textarea {
  flex: 1; padding: 9px 12px; border-radius: 8px;
  border: 1px solid var(--border);
  font-size: .82rem; outline: none; font-family: var(--font);
  background: #fff; transition: border-color .2s, box-shadow .2s;
  resize: vertical; min-height: 36px; max-height: 100px;
}
.comment-form input:focus, .comment-form textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
.comment-form input::placeholder,
.comment-form textarea::placeholder { color: #94a3b8; }

.comment-submit-btn {
  padding: 9px 20px; border-radius: 8px;
  background: var(--accent); color: #fff;
  border: none; font-size: .82rem; font-weight: 600;
  cursor: pointer; transition: all .2s; flex-shrink: 0;
}
.comment-submit-btn:hover { background: #1d4ed8; }
.comment-submit-btn:disabled { opacity: .5; cursor: not-allowed; }

.comment-error {
  margin-top: 8px; padding: 8px 12px;
  background: #fef2f2; color: #dc2626;
  border-radius: 6px; font-size: .78rem;
  display: none;
}
.comment-error.show { display: block; animation: shake .4s ease; }

.section-divider {
  border: none; border-top: 1px solid var(--border);
  margin: 18px 0;
}

.ratings-list { margin-top: 16px; }
.ratings-title {
  font-size: .85rem; font-weight: 650; color: var(--text);
  margin-bottom: 10px; display: flex; align-items: center; gap: 6px;
}
.ratings-empty {
  text-align: center; padding: 18px;
  color: #94a3b8; font-size: .82rem;
  border: 1px dashed var(--border); border-radius: 8px;
}
.rating-item {
  padding: 11px 0; border-bottom: 1px solid var(--border);
  display: flex; flex-direction: column; gap: 4px;
}
.rating-item:last-child { border-bottom: none; }
.rating-item .r-header {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
}
.rating-item .r-user { font-weight: 650; color: var(--text); font-size: .84rem; }
.rating-item .r-stars { color: #f59e0b; font-size: .78rem; letter-spacing: 1px; }
.rating-item .r-score {
  font-size: .72rem; font-weight: 600; padding: 1px 7px;
  border-radius: 10px;
}
.rating-item .r-score.with-score { background: #fef3c7; color: #92400e; }
.rating-item .r-score.no-score { background: #eef2ff; color: var(--accent); }
.rating-item .r-time { font-size: .7rem; color: #94a3b8; margin-left: auto; }
.rating-item .r-comment {
  color: var(--text-dim); font-size: .85rem; line-height: 1.6;
  padding-left: 2px;
}

/* 新评论入列动画 */
.rating-item.new-item {
  animation: slideInNew .45s cubic-bezier(.22,.61,.36,1), glowNew 1.6s ease .45s;
}
@keyframes slideInNew {
  from { opacity: 0; transform: translateY(-24px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes glowNew {
  0%   { background: rgba(254,249,195,.9); }
  60%  { background: rgba(254,249,195,.5); }
  100% { background: transparent; }
}

/* 表单元素下沉消失 */
.form-sink {
  transition: all .35s ease;
  transform: translateY(16px);
  opacity: 0;
}

#sort-by {
  background: var(--bg-card); border: 1px solid var(--border);
  color: var(--text); padding: 11px 18px; border-radius: 12px;
  font-size: .9rem; outline: none; cursor: pointer;
  box-shadow: var(--shadow-sm);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2364748b'%3E%3Cpath d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 34px;
}

/* ── 动画 ── */
@keyframes ratePulse {
  0%, 100% { box-shadow: 0 0 0 4px var(--accent-glow); }
  50% { box-shadow: 0 0 0 10px rgba(37,99,235,.04); }
}
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-6px); }
  75% { transform: translateX(6px); }
}

/* ── 响应式 ── */
@media (max-width: 640px) {
  .container { padding: 20px 14px; }
  .server-grid { grid-template-columns: 1fr; }
  .map-grid { grid-template-columns: 1fr; }
  .campaign-body { grid-template-columns: 1fr; }
  .modal { border-radius: 14px; margin: 0 8px; }
  .modal-header { padding: 18px 18px 0; }
  .modal-body { padding: 14px 18px 18px; }
  .modal-overlay { padding: 20px 8px; }
  .modal-info-grid { grid-template-columns: repeat(2, 1fr); }
  .comment-form { flex-direction: column; }
  .comment-form input { width: 100%; }
}

/* ── 滚动条 ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #94a3b8; }

/* ── 骨架屏 ── */
@keyframes pulse {
  0%,100% { opacity: .6; }
  50% { opacity: 1; }
}
.skeleton {
  animation: pulse 1.5s ease-in-out infinite;
  background: linear-gradient(90deg, #f1f5f9, #e2e8f0, #f1f5f9);
  background-size: 200% 100%;
  border-radius: var(--radius);
}