/* ===== BuffPk 样式层 ===== */

/* ===== 设计 Token ===== */
:root {
  --forest: #1A3C2E;
  --forest-light: #2A5C45;
  --forest-dark: #0F2819;
  --orange: #E8632A;
  --orange-light: #F2855A;
  --cream: #F5F2EC;
  --cream-dark: #EAE5DB;
  --rock: #6B7280;
  --rock-light: #9CA3AF;
  --ink: #1F2937;
  --ink-light: #4B5563;
  --white: #FFFFFF;
  --border: #D8D3C8;
  --danger: #DC2626;
  --success: #059669;
  --warning: #D97706;
  --shadow-sm: 0 1px 3px rgba(26,60,46,0.08);
  --shadow-md: 0 4px 12px rgba(26,60,46,0.1);
  --shadow-lg: 0 8px 30px rgba(26,60,46,0.12);
  --radius: 10px;
  --radius-sm: 6px;
}

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

body {
  font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--cream);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
img { max-width: 100%; display: block; }
ul, ol { list-style: none; }

/* ===== 等高线纹理背景 ===== */
.contour-bg {
  background-image:
    repeating-radial-gradient(circle at 20% 80%, transparent 0, transparent 40px, rgba(26,60,46,0.03) 40px, rgba(26,60,46,0.03) 41px),
    repeating-radial-gradient(circle at 80% 20%, transparent 0, transparent 60px, rgba(26,60,46,0.02) 60px, rgba(26,60,46,0.02) 61px);
}

/* ===== 导航栏 ===== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(245,242,236,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  height: 64px;
  display: flex; align-items: center;
}
.nav-inner {
  width: 100%; max-width: 1280px; margin: 0 auto;
  padding: 0 24px; display: flex; align-items: center; justify-content: space-between;
}
.logo {
  display: flex; align-items: center; gap: 10px;
  font-family: 'Noto Serif SC', serif; font-weight: 900; font-size: 22px;
  color: var(--forest); letter-spacing: -0.5px; cursor: pointer;
}
.logo-mark {
  width: 36px; height: 36px; background: var(--forest); border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: var(--orange); font-size: 18px; font-weight: 900;
}
.nav-links { display: flex; gap: 2px; align-items: center; }
.nav-link {
  padding: 8px 12px; border-radius: var(--radius-sm);
  font-size: 14px; font-weight: 500; color: var(--ink-light);
  transition: all 0.2s; cursor: pointer; white-space: nowrap;
}
.nav-link:hover { color: var(--forest); background: rgba(26,60,46,0.06); }
.nav-link.active { color: var(--forest); background: rgba(26,60,46,0.1); font-weight: 700; }
.nav-actions { display: flex; align-items: center; gap: 8px; }
.nav-icon-btn {
  width: 36px; height: 36px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
  color: var(--ink-light); transition: all 0.2s; position: relative;
}
.nav-icon-btn:hover { background: rgba(26,60,46,0.08); color: var(--forest); }
.nav-icon-btn .badge-dot {
  position: absolute; top: 6px; right: 6px; width: 8px; height: 8px;
  background: var(--orange); border-radius: 50%; border: 2px solid var(--cream);
}
.nav-cta {
  background: var(--orange); color: var(--white); padding: 8px 18px;
  border-radius: var(--radius-sm); font-size: 14px; font-weight: 600;
  transition: all 0.2s;
}
.nav-cta:hover { background: var(--orange-light); transform: translateY(-1px); }
.nav-avatar {
  width: 36px; height: 36px; border-radius: 50%; background: var(--forest);
  display: flex; align-items: center; justify-content: center; color: var(--white);
  font-size: 14px; font-weight: 600; cursor: pointer; transition: all 0.2s;
}
.nav-avatar:hover { transform: scale(1.05); }

/* 用户下拉菜单 */
.user-menu-wrapper { position: relative; }
.user-dropdown {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  width: 240px;
  background: var(--white);
  border-radius: 12px;
  box-shadow: 0 8px 30px rgba(0,0,0,0.12);
  border: 1px solid var(--border);
  z-index: 1000;
  display: none;
  overflow: hidden;
  animation: dropdownFadeIn 0.2s ease;
}
.user-dropdown.show { display: block; }
@keyframes dropdownFadeIn {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}
.user-dropdown-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  background: linear-gradient(135deg, #f5fafa 0%, #e8f4f4 100%);
}
.user-dropdown-avatar {
  width: 44px; height: 44px; border-radius: 50%; background: var(--forest);
  display: flex; align-items: center; justify-content: center; color: var(--white);
  font-size: 16px; font-weight: 600; flex-shrink: 0;
}
.user-dropdown-info { flex: 1; min-width: 0; }
.user-dropdown-name {
  font-size: 15px; font-weight: 600; color: var(--ink);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.user-dropdown-role {
  font-size: 12px; color: var(--forest); margin-top: 2px;
}
.user-dropdown-divider { height: 1px; background: var(--border); margin: 4px 0; }
.user-dropdown-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 16px;
  font-size: 14px;
  color: var(--ink);
  cursor: pointer;
  transition: background 0.15s;
}
.user-dropdown-item:hover { background: var(--cream); }
.user-dropdown-item svg { flex-shrink: 0; color: var(--rock); }
.user-dropdown-item:hover svg { color: var(--forest); }
.user-dropdown-item.danger { color: #dc2626; }
.user-dropdown-item.danger svg { color: #dc2626; }
.user-dropdown-item.danger:hover { background: #fef2f2; }
.hamburger { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.hamburger span { width: 22px; height: 2px; background: var(--forest); border-radius: 2px; }

/* ===== 主内容区 ===== */
.main { padding-top: 64px; min-height: 100vh; }
.view { display: none; }
.view.active { display: block; animation: fadeIn 0.3s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

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

/* ===== Hero 区 ===== */
.hero {
  position: relative; padding: 80px 0 60px; overflow: hidden;
  background: linear-gradient(135deg, var(--forest-dark) 0%, var(--forest) 50%, var(--forest-light) 100%);
  color: var(--white);
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background-image:
    repeating-radial-gradient(circle at 15% 85%, transparent 0, transparent 50px, rgba(255,255,255,0.04) 50px, rgba(255,255,255,0.04) 51px),
    repeating-radial-gradient(circle at 85% 15%, transparent 0, transparent 80px, rgba(255,255,255,0.03) 80px, rgba(255,255,255,0.03) 81px);
  pointer-events: none;
}
.hero-content { position: relative; z-index: 1; text-align: center; max-width: 720px; margin: 0 auto; }
.hero-tag {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(232,99,42,0.15); border: 1px solid rgba(232,99,42,0.4);
  color: var(--orange-light); padding: 6px 16px; border-radius: 20px;
  font-size: 13px; font-weight: 500; margin-bottom: 24px;
}
.hero h1 {
  font-family: 'Noto Serif SC', serif; font-size: 48px; font-weight: 900;
  line-height: 1.2; margin-bottom: 16px; letter-spacing: -1px;
}
.hero h1 span { color: var(--orange); }
.hero p { font-size: 17px; color: rgba(255,255,255,0.75); margin-bottom: 36px; line-height: 1.7; }

/* 搜索框 */
.search-box {
  display: flex; background: var(--white); border-radius: 12px;
  padding: 6px; box-shadow: var(--shadow-lg); max-width: 560px; margin: 0 auto;
}
.search-box input {
  flex: 1; border: none; outline: none; padding: 12px 16px;
  font-size: 15px; font-family: inherit; color: var(--ink); background: transparent;
}
.search-box input::placeholder { color: var(--rock-light); }
.search-btn {
  background: var(--orange); color: var(--white); padding: 12px 28px;
  border-radius: 8px; font-size: 15px; font-weight: 600; transition: all 0.2s;
}
.search-btn:hover { background: var(--orange-light); }

.hero-stats {
  display: flex; justify-content: center; gap: 48px; margin-top: 48px;
  position: relative; z-index: 1;
}
.stat-item { text-align: center; }
.stat-num { font-family: 'Noto Serif SC', serif; font-size: 32px; font-weight: 900; color: var(--white); }
.stat-label { font-size: 13px; color: rgba(255,255,255,0.6); margin-top: 4px; }

/* ===== 通用区块 ===== */
.section { padding: 56px 0; }
.section-header { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: 32px; }
.section-title {
  font-family: 'Noto Serif SC', serif; font-size: 28px; font-weight: 900;
  color: var(--forest); display: flex; align-items: center; gap: 12px;
}
.section-title::before {
  content: ''; width: 4px; height: 28px; background: var(--orange); border-radius: 2px;
}
.section-more { font-size: 14px; color: var(--rock); cursor: pointer; transition: color 0.2s; }
.section-more:hover { color: var(--orange); }

/* ===== 功能入口网格 ===== */
.feature-grid {
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px;
}
.feature-card {
  background: var(--white); border-radius: var(--radius); padding: 28px 16px;
  text-align: center; cursor: pointer; transition: all 0.25s;
  border: 1px solid var(--border); position: relative; overflow: hidden;
}
.feature-card::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 3px;
  background: var(--orange); transform: scaleX(0); transition: transform 0.25s;
}
.feature-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--orange); }
.feature-card:hover::after { transform: scaleX(1); }
.feature-icon {
  width: 52px; height: 52px; margin: 0 auto 14px; background: var(--cream);
  border-radius: 14px; display: flex; align-items: center; justify-content: center;
}
.feature-icon svg { width: 28px; height: 28px; stroke: var(--forest); }
.feature-name { font-size: 15px; font-weight: 600; color: var(--ink); }
.feature-desc { font-size: 12px; color: var(--rock); margin-top: 4px; }

/* ===== 分类入口 ===== */
.category-grid {
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px;
}
.category-card {
  background: var(--white); border-radius: var(--radius); padding: 24px 16px;
  text-align: center; cursor: pointer; transition: all 0.25s;
  border: 1px solid var(--border); position: relative; overflow: hidden;
}
.category-card::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 3px;
  background: var(--orange); transform: scaleX(0); transition: transform 0.25s;
}
.category-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--orange); }
.category-card:hover::after { transform: scaleX(1); }
.category-icon {
  width: 48px; height: 48px; margin: 0 auto 12px; background: var(--cream);
  border-radius: 12px; display: flex; align-items: center; justify-content: center;
}
.category-icon svg { width: 26px; height: 26px; stroke: var(--forest); }
.category-img {
  width: 44px; height: 44px; object-fit: contain; border-radius: 8px;
}
.category-name { font-size: 15px; font-weight: 600; color: var(--ink); }
.category-count { font-size: 12px; color: var(--rock); margin-top: 4px; }

/* ===== 装备卡片 ===== */
.gear-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
}
.gear-card {
  background: var(--white); border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--border); cursor: pointer; transition: all 0.25s;
  display: flex; flex-direction: column;
}
.gear-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--forest-light); }
.gear-img {
  height: 180px; background: var(--cream-dark); display: flex; align-items: center;
  justify-content: center; position: relative; overflow: hidden;
}
.gear-img-placeholder {
  width: 100%; height: 100%; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--cream-dark) 0%, var(--cream) 100%);
}
.gear-img-placeholder svg { width: 64px; height: 64px; stroke: var(--rock-light); opacity: 0.5; }
.gear-card-img {
  width: 100%; height: 100%; object-fit: contain; background: var(--white);
  padding: 12px; transition: transform 0.3s;
}
.gear-card:hover .gear-card-img { transform: scale(1.05); }
.gear-badge {
  position: absolute; top: 12px; left: 12px;
  background: var(--orange); color: var(--white); font-size: 11px; font-weight: 600;
  padding: 4px 10px; border-radius: 4px; letter-spacing: 0.5px;
}
.gear-badge.green { background: var(--forest); }
.gear-info { padding: 16px; flex: 1; display: flex; flex-direction: column; }
.gear-brand { font-size: 12px; color: var(--orange); font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; }
.gear-name { font-size: 15px; font-weight: 700; color: var(--ink); margin: 4px 0 8px; line-height: 1.4; }
.gear-specs { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.spec-tag {
  font-size: 11px; color: var(--rock); background: var(--cream);
  padding: 3px 8px; border-radius: 4px;
}
.gear-footer { display: flex; align-items: center; justify-content: space-between; margin-top: auto; }
.gear-price { font-family: 'Noto Serif SC', serif; font-size: 18px; font-weight: 900; color: var(--forest); }
.gear-price small { font-size: 12px; font-weight: 400; color: var(--rock); }
.gear-rating { display: flex; align-items: center; gap: 4px; font-size: 13px; color: var(--ink-light); }
.star { color: var(--orange); font-size: 14px; }

/* 对比复选框 */
.gear-card-select {
  position: absolute; top: 12px; right: 12px; width: 24px; height: 24px;
  background: rgba(255,255,255,0.9); border-radius: 4px; display: flex;
  align-items: center; justify-content: center; cursor: pointer; z-index: 2;
  border: 2px solid var(--border); transition: all 0.2s;
}
.gear-card-select.checked { background: var(--orange); border-color: var(--orange); }
.gear-card-select.checked::after { content: '✓'; color: var(--white); font-size: 14px; font-weight: 700; }
.gear-img { position: relative; }

/* ===== 测评卡片 ===== */
.review-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.review-card {
  background: var(--white); border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--border); cursor: pointer; transition: all 0.25s;
}
.review-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.review-cover {
  height: 160px; background: linear-gradient(135deg, var(--forest) 0%, var(--forest-light) 100%);
  position: relative; display: flex; align-items: center; justify-content: center;
}
.review-cover svg { width: 56px; height: 56px; stroke: rgba(255,255,255,0.4); }
.review-category {
  position: absolute; top: 12px; left: 12px;
  background: rgba(255,255,255,0.9); color: var(--forest); font-size: 11px;
  font-weight: 600; padding: 4px 10px; border-radius: 4px;
}
.review-body { padding: 18px; }
.review-title { font-size: 16px; font-weight: 700; color: var(--ink); line-height: 1.4; margin-bottom: 8px; }
.review-excerpt { font-size: 13px; color: var(--rock); line-height: 1.6; margin-bottom: 14px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.review-meta { display: flex; align-items: center; justify-content: space-between; font-size: 12px; color: var(--rock-light); }
.review-author { display: flex; align-items: center; gap: 6px; }
.author-avatar {
  width: 24px; height: 24px; border-radius: 50%; background: var(--forest);
  display: flex; align-items: center; justify-content: center; color: var(--white);
  font-size: 11px; font-weight: 600;
}

/* ===== 社区帖子 ===== */
.community-list { background: var(--white); border-radius: var(--radius); border: 1px solid var(--border); overflow: hidden; }
.post-item {
  display: flex; align-items: center; gap: 16px; padding: 18px 20px;
  border-bottom: 1px solid var(--border); cursor: pointer; transition: background 0.2s;
}
.post-item:last-child { border-bottom: none; }
.post-item:hover { background: var(--cream); }
.post-vote {
  display: flex; flex-direction: column; align-items: center; min-width: 48px;
  background: var(--cream); border-radius: 8px; padding: 8px 4px;
}
.post-vote-num { font-size: 16px; font-weight: 700; color: var(--forest); }
.post-vote-label { font-size: 10px; color: var(--rock); margin-top: 2px; }
.post-content { flex: 1; min-width: 0; }
.post-title { font-size: 15px; font-weight: 600; color: var(--ink); margin-bottom: 6px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.post-meta { display: flex; align-items: center; gap: 12px; font-size: 12px; color: var(--rock-light); }
.post-tag {
  background: rgba(26,60,46,0.08); color: var(--forest); padding: 2px 8px;
  border-radius: 4px; font-size: 11px; font-weight: 500;
}
.post-stats { display: flex; gap: 16px; font-size: 12px; color: var(--rock-light); min-width: 100px; text-align: right; }

/* ===== 装备库页面 ===== */
.gear-page { display: flex; gap: 24px; padding: 32px 0; }
.filter-sidebar {
  width: 260px; flex-shrink: 0; background: var(--white); border-radius: var(--radius);
  border: 1px solid var(--border); padding: 20px; height: fit-content;
  position: sticky; top: 88px;
}
.filter-title { font-size: 16px; font-weight: 700; color: var(--forest); margin-bottom: 16px;
  display: flex; align-items: center; justify-content: space-between; }
.filter-reset { font-size: 12px; color: var(--orange); cursor: pointer; font-weight: 500; }
.filter-group { margin-bottom: 20px; }
.filter-group-title { font-size: 13px; font-weight: 600; color: var(--ink); margin-bottom: 10px; }
.filter-options { display: flex; flex-direction: column; gap: 8px; }
.filter-option {
  display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--ink-light);
  cursor: pointer; padding: 4px 0; transition: color 0.2s;
}
.filter-option:hover { color: var(--forest); }
.filter-option input { accent-color: var(--orange); width: 16px; height: 16px; }
.filter-option .count { margin-left: auto; font-size: 11px; color: var(--rock-light); }

.gear-main { flex: 1; min-width: 0; }
.gear-toolbar {
  display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px;
  background: var(--white); padding: 12px 16px; border-radius: var(--radius); border: 1px solid var(--border);
}
.gear-count { font-size: 14px; color: var(--ink-light); }
.gear-count strong { color: var(--forest); font-weight: 700; }
.sort-select {
  padding: 6px 12px; border: 1px solid var(--border); border-radius: 6px;
  font-size: 13px; color: var(--ink); background: var(--white); cursor: pointer;
  font-family: inherit; outline: none;
}
.compare-bar {
  position: fixed; bottom: 0; left: 0; right: 0; background: var(--forest);
  color: var(--white); padding: 14px 24px; display: none; align-items: center;
  justify-content: center; gap: 20px; z-index: 99; box-shadow: 0 -4px 20px rgba(0,0,0,0.2);
}
.compare-bar.show { display: flex; }
.compare-items { display: flex; gap: 12px; }
.compare-item {
  background: rgba(255,255,255,0.1); padding: 6px 14px; border-radius: 6px;
  font-size: 13px; display: flex; align-items: center; gap: 8px;
}
.compare-item .remove { cursor: pointer; opacity: 0.6; }
.compare-item .remove:hover { opacity: 1; }
.compare-btn {
  background: var(--orange); color: var(--white); padding: 8px 24px;
  border-radius: 6px; font-size: 14px; font-weight: 600; transition: all 0.2s;
}
.compare-btn:hover { background: var(--orange-light); }
.compare-btn:disabled { background: var(--rock); cursor: not-allowed; }

/* ===== 装备详情页 ===== */
.detail-page { padding: 32px 0; }
.breadcrumb { font-size: 13px; color: var(--rock); margin-bottom: 20px; }
.breadcrumb a { cursor: pointer; }
.breadcrumb a:hover { color: var(--orange); }
.breadcrumb span { margin: 0 8px; }
.detail-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.detail-gallery {
  background: var(--white); border-radius: var(--radius); border: 1px solid var(--border);
  padding: 40px; display: flex; align-items: center; justify-content: center;
  min-height: 400px;
}
.detail-gallery svg { width: 160px; height: 160px; stroke: var(--rock-light); opacity: 0.4; }
.detail-main-img {
  max-width: 100%; max-height: 360px; object-fit: contain;
}
.detail-info h1 { font-family: 'Noto Serif SC', serif; font-size: 28px; font-weight: 900; color: var(--ink); margin-bottom: 8px; }
.detail-brand { font-size: 14px; color: var(--orange); font-weight: 600; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 16px; }
.detail-rating { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
.detail-score { font-family: 'Noto Serif SC', serif; font-size: 36px; font-weight: 900; color: var(--forest); }
.detail-stars { display: flex; gap: 2px; }
.detail-reviews-count { font-size: 13px; color: var(--rock); }
.detail-price-box {
  background: var(--cream); border-radius: var(--radius); padding: 20px; margin-bottom: 20px;
  display: flex; align-items: center; justify-content: space-between;
}
.detail-price { font-family: 'Noto Serif SC', serif; font-size: 32px; font-weight: 900; color: var(--forest); }
.detail-price small { font-size: 14px; font-weight: 400; color: var(--rock); }
.detail-actions { display: flex; gap: 12px; }
.btn-primary {
  background: var(--orange); color: var(--white); padding: 12px 28px;
  border-radius: 8px; font-size: 15px; font-weight: 600; transition: all 0.2s;
}
.btn-primary:hover { background: var(--orange-light); transform: translateY(-1px); }
.btn-secondary {
  background: var(--white); color: var(--forest); padding: 12px 28px;
  border-radius: 8px; font-size: 15px; font-weight: 600; border: 1px solid var(--forest);
  transition: all 0.2s;
}
.btn-secondary:hover { background: var(--forest); color: var(--white); }
.btn-outline {
  background: transparent; color: var(--ink-light); padding: 12px 20px;
  border-radius: 8px; font-size: 14px; font-weight: 500; border: 1px solid var(--border);
  transition: all 0.2s;
}
.btn-outline:hover { border-color: var(--forest); color: var(--forest); }

/* 参数表 */
.specs-section { background: var(--white); border-radius: var(--radius); border: 1px solid var(--border); padding: 28px; margin-bottom: 32px; }
.specs-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; }
.spec-row { display: flex; padding: 14px 0; border-bottom: 1px solid var(--border); }
.spec-label { width: 100px; font-size: 13px; color: var(--rock); flex-shrink: 0; }
.spec-value { font-size: 14px; color: var(--ink); font-weight: 500; }

/* 导购渠道 */
.channels-section { background: var(--white); border-radius: var(--radius); border: 1px solid var(--border); padding: 28px; margin-bottom: 32px; }
.channel-list { display: flex; flex-direction: column; gap: 12px; }
.channel-item {
  display: flex; align-items: center; gap: 16px; padding: 16px;
  border: 1px solid var(--border); border-radius: var(--radius-sm); transition: all 0.2s;
}
.channel-item:hover { border-color: var(--orange); box-shadow: var(--shadow-sm); }
.channel-icon {
  width: 44px; height: 44px; background: var(--cream); border-radius: 8px;
  display: flex; align-items: center; justify-content: center; font-weight: 700; color: var(--forest);
}
.channel-info { flex: 1; }
.channel-name { font-size: 15px; font-weight: 600; color: var(--ink); }
.channel-type { font-size: 12px; color: var(--rock); }
.channel-price { font-family: 'Noto Serif SC', serif; font-size: 18px; font-weight: 700; color: var(--orange); }
.channel-badge {
  font-size: 11px; background: rgba(5,150,105,0.1); color: var(--success);
  padding: 3px 8px; border-radius: 4px; font-weight: 500;
}
.channel-go {
  background: var(--orange); color: var(--white); padding: 8px 18px;
  border-radius: 6px; font-size: 13px; font-weight: 600; transition: all 0.2s;
}
.channel-go:hover { background: var(--orange-light); }

/* 评价 */
.reviews-section { background: var(--white); border-radius: var(--radius); border: 1px solid var(--border); padding: 28px; }
.review-item { padding: 20px 0; border-bottom: 1px solid var(--border); }
.review-item:last-child { border-bottom: none; }
.review-header { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.review-user { font-weight: 600; font-size: 14px; color: var(--ink); }
.review-date { font-size: 12px; color: var(--rock-light); }
.review-text { font-size: 14px; color: var(--ink-light); line-height: 1.7; }

/* ===== 对比页面 ===== */
.compare-page { padding: 32px 0; }
.compare-table-wrap {
  background: var(--white); border-radius: var(--radius); border: 1px solid var(--border);
  overflow-x: auto;
}
.compare-table { width: 100%; border-collapse: collapse; min-width: 600px; }
.compare-table th, .compare-table td {
  padding: 14px 16px; text-align: left; border-bottom: 1px solid var(--border);
  font-size: 14px;
}
.compare-table th {
  background: var(--cream); font-weight: 700; color: var(--forest);
  position: sticky; top: 0;
}
.compare-table .product-col {
  background: var(--forest); color: var(--white); font-weight: 700;
  min-width: 180px;
}
.compare-table .product-col:first-child { background: var(--forest-dark); }
.compare-table tr:hover td { background: rgba(26,60,46,0.02); }
.compare-table .highlight { color: var(--orange); font-weight: 600; }
.compare-empty {
  text-align: center; padding: 80px 20px; color: var(--rock);
}
.compare-empty svg { width: 80px; height: 80px; stroke: var(--rock-light); margin-bottom: 20px; opacity: 0.5; }

/* ===== Tab 切换 ===== */
.tab-bar {
  display: flex; gap: 4px; background: var(--white); padding: 6px;
  border-radius: var(--radius); border: 1px solid var(--border); margin-bottom: 24px;
  width: fit-content;
}
.tab-item {
  padding: 8px 20px; border-radius: var(--radius-sm); font-size: 14px;
  font-weight: 500; color: var(--ink-light); cursor: pointer; transition: all 0.2s;
}
.tab-item:hover { color: var(--forest); }
.tab-item.active { background: var(--forest); color: var(--white); font-weight: 600; }

/* ===== 合规提示条 ===== */
.compliance-notice {
  background: linear-gradient(135deg, rgba(232,99,42,0.08), rgba(217,119,6,0.08));
  border: 1px solid rgba(232,99,42,0.25); border-radius: var(--radius);
  padding: 14px 20px; margin-bottom: 24px; display: flex; align-items: flex-start; gap: 12px;
}
.compliance-notice svg { width: 20px; height: 20px; stroke: var(--orange); flex-shrink: 0; margin-top: 2px; }
.compliance-notice p { font-size: 13px; color: var(--ink-light); line-height: 1.6; }
.compliance-notice strong { color: var(--orange); }

/* ===== 鉴定页面 ===== */
.appraisal-list { display: flex; flex-direction: column; gap: 16px; }
.appraisal-card {
  background: var(--white); border-radius: var(--radius); border: 1px solid var(--border);
  padding: 20px; cursor: pointer; transition: all 0.25s;
}
.appraisal-card:hover { box-shadow: var(--shadow-md); border-color: var(--forest-light); }
.appraisal-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.appraisal-category {
  font-size: 12px; background: rgba(26,60,46,0.08); color: var(--forest);
  padding: 3px 10px; border-radius: 4px; font-weight: 500;
}
.appraisal-status {
  font-size: 12px; padding: 3px 10px; border-radius: 4px; font-weight: 500;
}
.appraisal-status.replied { background: rgba(5,150,105,0.1); color: var(--success); }
.appraisal-status.pending { background: rgba(217,119,6,0.1); color: var(--warning); }
.appraisal-title { font-size: 16px; font-weight: 700; color: var(--ink); margin-bottom: 8px; line-height: 1.4; }
.appraisal-content { font-size: 13px; color: var(--rock); line-height: 1.6; margin-bottom: 14px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.appraisal-meta { display: flex; align-items: center; justify-content: space-between; font-size: 12px; color: var(--rock-light); }
.appraisal-author { display: flex; align-items: center; gap: 8px; }
.appraisal-stats { display: flex; gap: 16px; }

/* 鉴定详情 - 达人回复 */
.expert-reply {
  background: linear-gradient(135deg, rgba(26,60,46,0.03), rgba(26,60,46,0.06));
  border: 1px solid rgba(26,60,46,0.15); border-radius: var(--radius);
  padding: 20px; margin-top: 20px;
}
.expert-reply-header { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.expert-badge {
  font-size: 11px; background: var(--orange); color: var(--white);
  padding: 2px 8px; border-radius: 4px; font-weight: 600;
}
.expert-reply-content { font-size: 14px; color: var(--ink-light); line-height: 1.8; }

/* ===== 二手页面 ===== */
.secondhand-filter {
  display: flex; align-items: center; gap: 12px; margin-bottom: 20px; flex-wrap: wrap;
}
.type-toggle {
  display: flex; background: var(--white); border-radius: var(--radius); border: 1px solid var(--border);
  padding: 4px;
}
.type-toggle button {
  padding: 8px 24px; border-radius: var(--radius-sm); font-size: 14px; font-weight: 500;
  color: var(--ink-light); transition: all 0.2s;
}
.type-toggle button.active { background: var(--forest); color: var(--white); font-weight: 600; }
.secondhand-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.secondhand-card {
  background: var(--white); border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--border); cursor: pointer; transition: all 0.25s;
}
.secondhand-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.secondhand-img {
  height: 120px; background: var(--cream-dark); display: flex; align-items: center;
  justify-content: center; position: relative; overflow: hidden;
}
.secondhand-type-badge {
  position: absolute; top: 10px; left: 10px; font-size: 11px; font-weight: 600;
  padding: 3px 10px; border-radius: 4px;
}
.secondhand-type-badge.sell { background: var(--orange); color: var(--white); }
.secondhand-type-badge.buy { background: var(--forest); color: var(--white); }
.secondhand-info { padding: 14px; }
.secondhand-title { font-size: 14px; font-weight: 600; color: var(--ink); margin-bottom: 8px; line-height: 1.4;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; height: 40px; }
.secondhand-price { font-family: 'Noto Serif SC', serif; font-size: 20px; font-weight: 900; color: var(--orange); margin-bottom: 6px; }
.secondhand-price small { font-size: 12px; color: var(--rock-light); text-decoration: line-through; font-weight: 400; margin-left: 6px; }
.secondhand-meta { display: flex; align-items: center; justify-content: space-between; font-size: 12px; color: var(--rock-light); }
.secondhand-condition {
  font-size: 11px; background: var(--cream); color: var(--ink-light);
  padding: 2px 8px; border-radius: 4px;
}

/* ===== 租赁页面 ===== */
.rental-list { display: flex; flex-direction: column; gap: 16px; }
.rental-card {
  background: var(--white); border-radius: var(--radius); border: 1px solid var(--border);
  padding: 24px; cursor: pointer; transition: all 0.25s; display: flex; gap: 20px;
}
.rental-card:hover { box-shadow: var(--shadow-md); border-color: var(--forest-light); }
.rental-icon {
  width: 64px; height: 64px; background: var(--cream); border-radius: 12px;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.rental-icon svg { width: 32px; height: 32px; stroke: var(--forest); }
.rental-info { flex: 1; min-width: 0; }
.rental-name { font-size: 17px; font-weight: 700; color: var(--ink); margin-bottom: 6px; }
.rental-meta { display: flex; align-items: center; gap: 16px; font-size: 13px; color: var(--rock); margin-bottom: 10px; flex-wrap: wrap; }
.rental-distance { color: var(--orange); font-weight: 600; }
.rental-categories { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 10px; }
.rental-cat-tag {
  font-size: 11px; background: rgba(26,60,46,0.06); color: var(--forest);
  padding: 2px 8px; border-radius: 4px;
}
.rental-price-range { font-size: 13px; color: var(--ink-light); }
.rental-actions { display: flex; flex-direction: column; gap: 8px; justify-content: center; flex-shrink: 0; }

/* 租赁详情 */
.rental-detail-gears { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-top: 16px; }
.rental-gear-item {
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 16px; background: var(--cream); border-radius: var(--radius-sm);
}
.rental-gear-name { font-size: 14px; color: var(--ink); }
.rental-gear-price { font-size: 14px; font-weight: 600; color: var(--orange); }

/* ===== 消息中心 ===== */
.message-layout { display: flex; gap: 24px; padding: 32px 0; min-height: 600px; }
.message-sidebar {
  width: 240px; flex-shrink: 0; background: var(--white); border-radius: var(--radius);
  border: 1px solid var(--border); padding: 12px; height: fit-content;
}
.message-nav-item {
  display: flex; align-items: center; gap: 12px; padding: 12px 16px;
  border-radius: var(--radius-sm); cursor: pointer; transition: all 0.2s;
  font-size: 14px; color: var(--ink-light); margin-bottom: 4px;
}
.message-nav-item:hover { background: var(--cream); color: var(--forest); }
.message-nav-item.active { background: rgba(26,60,46,0.08); color: var(--forest); font-weight: 600; }
.message-nav-item .unread-count {
  margin-left: auto; background: var(--orange); color: var(--white);
  font-size: 11px; padding: 2px 8px; border-radius: 10px; font-weight: 600;
}
.message-main { flex: 1; min-width: 0; background: var(--white); border-radius: var(--radius); border: 1px solid var(--border); }
.message-list { padding: 8px 0; }
.message-item {
  padding: 16px 24px; border-bottom: 1px solid var(--border); cursor: pointer; transition: background 0.2s;
  display: flex; gap: 14px;
}
.message-item:last-child { border-bottom: none; }
.message-item:hover { background: var(--cream); }
.message-item.unread { background: rgba(232,99,42,0.03); }
.message-item-avatar {
  width: 40px; height: 40px; border-radius: 50%; background: var(--forest);
  display: flex; align-items: center; justify-content: center; color: var(--white);
  font-size: 14px; font-weight: 600; flex-shrink: 0;
}
.message-item-content { flex: 1; min-width: 0; }
.message-item-title { font-size: 14px; font-weight: 600; color: var(--ink); margin-bottom: 4px; }
.message-item-text { font-size: 13px; color: var(--rock); line-height: 1.5;
  display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }
.message-item-time { font-size: 12px; color: var(--rock-light); flex-shrink: 0; }
.message-empty { text-align: center; padding: 80px 20px; color: var(--rock); }

/* ===== 个人中心 ===== */
.profile-layout { display: flex; gap: 24px; padding: 32px 0; min-height: 600px; }
.profile-sidebar {
  width: 260px; flex-shrink: 0;
}
.profile-card {
  background: var(--white); border-radius: var(--radius); border: 1px solid var(--border);
  padding: 28px 20px; text-align: center; margin-bottom: 16px;
}
.profile-avatar {
  width: 72px; height: 72px; border-radius: 50%; background: var(--forest);
  display: flex; align-items: center; justify-content: center; color: var(--white);
  font-size: 28px; font-weight: 700; margin: 0 auto 14px;
}
.profile-nickname { font-size: 18px; font-weight: 700; color: var(--ink); margin-bottom: 4px; }
.profile-badge {
  display: inline-block; font-size: 11px; background: rgba(232,99,42,0.1);
  color: var(--orange); padding: 2px 10px; border-radius: 10px; font-weight: 500;
}
.profile-stats {
  display: flex; justify-content: space-around; padding: 16px 0; margin-top: 16px;
  border-top: 1px solid var(--border);
}
.profile-stat-num { font-family: 'Noto Serif SC', serif; font-size: 20px; font-weight: 900; color: var(--forest); }
.profile-stat-label { font-size: 12px; color: var(--rock); margin-top: 2px; }
.profile-nav { background: var(--white); border-radius: var(--radius); border: 1px solid var(--border); padding: 8px; }
.profile-nav-item {
  display: flex; align-items: center; gap: 12px; padding: 12px 16px;
  border-radius: var(--radius-sm); cursor: pointer; transition: all 0.2s;
  font-size: 14px; color: var(--ink-light);
}
.profile-nav-item:hover { background: var(--cream); color: var(--forest); }
.profile-nav-item.active { background: rgba(26,60,46,0.08); color: var(--forest); font-weight: 600; }
.profile-main { flex: 1; min-width: 0; background: var(--white); border-radius: var(--radius); border: 1px solid var(--border); padding: 28px; }
.profile-section-title { font-size: 18px; font-weight: 700; color: var(--forest); margin-bottom: 20px; }
.profile-form-group { margin-bottom: 20px; }
.profile-form-label { font-size: 14px; font-weight: 500; color: var(--ink); margin-bottom: 8px; display: block; }
.profile-form-input {
  width: 100%; padding: 10px 14px; border: 1px solid var(--border); border-radius: var(--radius-sm);
  font-size: 14px; font-family: inherit; color: var(--ink); outline: none; transition: border-color 0.2s;
}
.profile-form-input:focus { border-color: var(--forest); }
.danger-zone {
  margin-top: 32px; padding: 20px; background: rgba(220,38,38,0.04);
  border: 1px solid rgba(220,38,38,0.15); border-radius: var(--radius);
}
.danger-zone-title { font-size: 15px; font-weight: 600; color: var(--danger); margin-bottom: 8px; }
.danger-zone-desc { font-size: 13px; color: var(--rock); margin-bottom: 16px; }
.btn-danger {
  background: var(--danger); color: var(--white); padding: 10px 24px;
  border-radius: var(--radius-sm); font-size: 14px; font-weight: 600; transition: all 0.2s;
}
.btn-danger:hover { background: #B91C1C; }

/* ===== 合规页面 ===== */
.legal-page { padding: 32px 0; max-width: 900px; margin: 0 auto; }
.legal-header { text-align: center; margin-bottom: 32px; }
.legal-title { font-family: 'Noto Serif SC', serif; font-size: 32px; font-weight: 900; color: var(--forest); margin-bottom: 8px; }
.legal-update { font-size: 13px; color: var(--rock); }
.legal-tabs {
  display: flex; justify-content: center; gap: 8px; margin-bottom: 32px; flex-wrap: wrap;
}
.legal-tab {
  padding: 10px 24px; border-radius: var(--radius-sm); font-size: 14px;
  font-weight: 500; color: var(--ink-light); cursor: pointer; transition: all 0.2s;
  border: 1px solid var(--border); background: var(--white);
}
.legal-tab:hover { color: var(--forest); border-color: var(--forest); }
.legal-tab.active { background: var(--forest); color: var(--white); border-color: var(--forest); font-weight: 600; }
.legal-content { background: var(--white); border-radius: var(--radius); border: 1px solid var(--border); padding: 36px; }
.legal-section { margin-bottom: 28px; }
.legal-section-title { font-size: 17px; font-weight: 700; color: var(--forest); margin-bottom: 12px; }
.legal-section-content { font-size: 14px; color: var(--ink-light); line-height: 1.9; white-space: pre-line; }

/* ===== 弹窗 ===== */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(15,40,25,0.5); backdrop-filter: blur(4px);
  z-index: 200; display: none; align-items: center; justify-content: center; padding: 20px;
}
.modal-overlay.show { display: flex; animation: fadeIn 0.2s ease; }
.modal {
  background: var(--white); border-radius: 16px; width: 100%; max-width: 480px;
  max-height: 90vh; overflow-y: auto; box-shadow: var(--shadow-lg);
  animation: modalIn 0.25s ease;
}
@keyframes modalIn { from { opacity: 0; transform: translateY(20px) scale(0.96); } to { opacity: 1; transform: translateY(0) scale(1); } }
.modal-header {
  padding: 24px 24px 16px; display: flex; align-items: center; justify-content: space-between;
}
.modal-title { font-size: 20px; font-weight: 700; color: var(--ink); }
.modal-close {
  width: 32px; height: 32px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
  color: var(--rock); transition: all 0.2s; font-size: 20px;
}
.modal-close:hover { background: var(--cream); color: var(--ink); }
.modal-body { padding: 0 24px 24px; }
.modal-footer { padding: 16px 24px; border-top: 1px solid var(--border); display: flex; gap: 12px; justify-content: flex-end; }

/* 登录弹窗 */
.login-logo { text-align: center; margin-bottom: 24px; }
.login-logo .logo-mark { width: 56px; height: 56px; font-size: 28px; margin: 0 auto 12px; }
.login-logo h3 { font-family: 'Noto Serif SC', serif; font-size: 22px; color: var(--forest); }
.login-logo p { font-size: 13px; color: var(--rock); margin-top: 4px; }
.wechat-login-btn {
  width: 100%; background: #07C160; color: var(--white); padding: 14px;
  border-radius: var(--radius); font-size: 15px; font-weight: 600; transition: all 0.2s;
  display: flex; align-items: center; justify-content: center; gap: 10px;
}
.wechat-login-btn:hover { background: #06AD56; }
.login-divider {
  display: flex; align-items: center; gap: 12px; margin: 20px 0;
}
.login-divider::before, .login-divider::after {
  content: ''; flex: 1; height: 1px; background: var(--border);
}
.login-divider span { font-size: 12px; color: var(--rock-light); }
.login-agreement { font-size: 12px; color: var(--rock); text-align: center; margin-top: 16px; line-height: 1.6; }
.login-agreement a { color: var(--forest); cursor: pointer; }

/* 登录/注册切换tab */
.login-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 20px;
  border-bottom: 2px solid var(--border);
}
.login-tab {
  flex: 1;
  padding: 12px 0;
  background: none;
  border: none;
  font-size: 15px;
  font-weight: 500;
  color: var(--rock);
  cursor: pointer;
  position: relative;
  transition: color 0.2s;
}
.login-tab:hover { color: var(--forest); }
.login-tab.active {
  color: var(--forest);
  font-weight: 600;
}
.login-tab.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 2px;
  background: var(--forest);
}
.auth-form .form-group { margin-bottom: 14px; }
.auth-form .form-input { padding: 12px 14px; font-size: 14px; }

/* 发布表单 */
.form-group { margin-bottom: 18px; }
.form-label { font-size: 14px; font-weight: 500; color: var(--ink); margin-bottom: 8px; display: block; }
.form-input, .form-select, .form-textarea {
  width: 100%; padding: 10px 14px; border: 1px solid var(--border); border-radius: var(--radius-sm);
  font-size: 14px; font-family: inherit; color: var(--ink); outline: none; transition: border-color 0.2s;
  background: var(--white);
}
.form-input:focus, .form-select:focus, .form-textarea:focus { border-color: var(--forest); }
.form-textarea { resize: vertical; min-height: 100px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.upload-area {
  border: 2px dashed var(--border); border-radius: var(--radius); padding: 32px;
  text-align: center; cursor: pointer; transition: all 0.2s; color: var(--rock);
}
.upload-area:hover { border-color: var(--forest); background: rgba(26,60,46,0.02); }
.upload-area svg { width: 36px; height: 36px; stroke: var(--rock-light); margin: 0 auto 8px; }
.upload-area p { font-size: 13px; }

/* ===== Toast ===== */
.toast-container {
  position: fixed; top: 80px; left: 50%; transform: translateX(-50%); z-index: 300;
  display: flex; flex-direction: column; gap: 8px; align-items: center;
}
.toast {
  background: var(--ink); color: var(--white); padding: 12px 24px; border-radius: 8px;
  font-size: 14px; box-shadow: var(--shadow-lg); animation: toastIn 0.3s ease;
  display: flex; align-items: center; gap: 8px;
}
.toast.success { background: var(--success); }
.toast.error { background: var(--danger); }
.toast.warning { background: var(--warning); }
@keyframes toastIn { from { opacity: 0; transform: translateY(-10px); } to { opacity: 1; transform: translateY(0); } }
@keyframes toastOut { from { opacity: 1; } to { opacity: 0; transform: translateY(-10px); } }

/* ===== 页脚 ===== */
.footer {
  background: var(--forest-dark); color: rgba(255,255,255,0.6); padding: 48px 0 24px;
  margin-top: 60px;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 32px; }
.footer-brand .logo { color: var(--white); margin-bottom: 12px; }
.footer-brand p { font-size: 13px; line-height: 1.7; }
.footer-col h4 { color: var(--white); font-size: 14px; font-weight: 600; margin-bottom: 16px; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 10px; font-size: 13px; cursor: pointer; transition: color 0.2s; }
.footer-col li:hover { color: var(--orange-light); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1); padding-top: 20px;
  display: flex; justify-content: space-between; font-size: 12px; flex-wrap: wrap; gap: 8px;
}

/* ===== 空状态 ===== */
.empty-state { text-align: center; padding: 60px 20px; color: var(--rock); }
.empty-state svg { width: 64px; height: 64px; stroke: var(--rock-light); margin-bottom: 16px; opacity: 0.5; }
.empty-state h3 { font-size: 16px; color: var(--ink-light); margin-bottom: 8px; }
.empty-state p { font-size: 13px; }

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .category-grid, .feature-grid { grid-template-columns: repeat(3, 1fr); }
  .gear-grid, .secondhand-grid { grid-template-columns: repeat(3, 1fr); }
  .review-grid { grid-template-columns: repeat(2, 1fr); }
  .detail-layout { grid-template-columns: 1fr; }
  .specs-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .nav-links { display: none; }
}
@media (max-width: 768px) {
  .nav-cta { display: none; }
  .hamburger { display: flex; }
  .hero { padding: 48px 0 40px; }
  .hero h1 { font-size: 32px; }
  .hero p { font-size: 15px; }
  .hero-stats { gap: 24px; }
  .stat-num { font-size: 24px; }
  .section { padding: 36px 0; }
  .section-title { font-size: 22px; }
  .category-grid, .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .gear-grid, .secondhand-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .review-grid { grid-template-columns: 1fr; }
  .gear-page, .message-layout, .profile-layout { flex-direction: column; }
  .filter-sidebar, .message-sidebar, .profile-sidebar { width: 100%; position: static; }
  .specs-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; gap: 8px; }
  .post-stats { display: none; }
  .detail-actions { flex-direction: column; }
  .btn-primary, .btn-secondary { width: 100%; text-align: center; }
  .rental-card { flex-direction: column; }
  .rental-detail-gears { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .legal-content { padding: 20px; }
}