/* ============================================================
   appiie资源网 · B 版默认模板（模板标签引擎渲染）
   全新视觉：深色导航 + 渐变主色 + 卡片网格
   ============================================================ */
:root {
    --b-primary: #4f46e5;
    --b-primary-2: #7c3aed;
    --b-accent: #f59e0b;
    --b-bg: #f4f5fb;
    --b-card: #ffffff;
    --b-text: #1f2430;
    --b-muted: #7b8294;
    --b-border: #e8eaf2;
    --b-radius: 12px;
    --b-shadow: 0 2px 10px rgba(31, 36, 48, .06);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body { font: 14px/1.65 "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif; color: var(--b-text); background: var(--b-bg); }
a { color: var(--b-primary); text-decoration: none; }
a:hover { opacity: .82; }
img { max-width: 100%; border: 0; vertical-align: middle; }
ul, ol { list-style: none; }
input, select, textarea, button { font: inherit; color: inherit; outline: none; }
.b-container { width: 1200px; max-width: 96%; margin: 0 auto; }
.b-btn-primary, .b-btn-plain, .b-btn-mini, .b-btn-download, .b-btn-block { display: inline-block; border: 0; cursor: pointer; border-radius: 8px; text-align: center; }
.b-btn-primary { background: linear-gradient(135deg, var(--b-primary), var(--b-primary-2)); color: #fff; padding: 9px 22px; }
.b-btn-plain { background: #fff; border: 1px solid var(--b-border); color: var(--b-text); padding: 8px 20px; }
.b-btn-mini { background: #fff; border: 1px solid var(--b-border); color: var(--b-primary); padding: 4px 12px; font-size: 12px; }
.b-btn-block { display: block; width: 100%; padding: 10px; background: linear-gradient(135deg, var(--b-primary), var(--b-primary-2)); color: #fff; }
.b-btn-outline { border: 1px solid rgba(255,255,255,.55); color: #fff !important; padding: 6px 14px; border-radius: 8px; }

/* ---------- 头部 ---------- */
.b-header { position: sticky; top: 0; z-index: 100; background: #161a2b; color: #fff; box-shadow: 0 2px 12px rgba(0,0,0,.18); }
.b-header .b-container { display: flex; align-items: center; height: 62px; gap: 24px; }
.b-logo { display: flex; align-items: center; gap: 8px; color: #fff !important; font-size: 19px; white-space: nowrap; }
.b-logo-dot { width: 10px; height: 10px; border-radius: 50%; background: linear-gradient(135deg, var(--b-accent), #ef4444); box-shadow: 0 0 10px rgba(245,158,11,.8); }
.b-nav { display: flex; gap: 4px; flex: 1; overflow: hidden; }
.b-nav-link { color: rgba(255,255,255,.82); padding: 8px 13px; border-radius: 8px; white-space: nowrap; }
.b-nav-link:hover { color: #fff; background: rgba(255,255,255,.1); }
.b-nav-link.on { color: #fff; background: linear-gradient(135deg, var(--b-primary), var(--b-primary-2)); }
.b-header-right { display: flex; align-items: center; gap: 12px; white-space: nowrap; }
.b-user-link { color: rgba(255,255,255,.85); }
.b-nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: 6px; }
.b-nav-toggle span { display: block; width: 22px; height: 2px; background: #fff; margin: 4px 0; border-radius: 2px; }

/* ---------- Hero ---------- */
.b-hero { background: linear-gradient(135deg, #161a2b 0%, #1e1b4b 55%, #312e81 100%); color: #fff; padding: 52px 0 44px; }
.b-hero h1 { font-size: 28px; margin-bottom: 10px; }
.b-hero-sub { color: rgba(255,255,255,.72); margin-bottom: 26px; }
.b-hero-stats { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 24px; }
.b-stat { background: rgba(255,255,255,.09); border: 1px solid rgba(255,255,255,.14); border-radius: var(--b-radius); padding: 14px 26px; min-width: 150px; }
.b-stat cite { display: block; font-style: normal; color: rgba(255,255,255,.66); font-size: 12px; margin-bottom: 4px; }
.b-stat strong { font-size: 26px; }
.b-stat i { font-style: normal; font-size: 13px; color: rgba(255,255,255,.7); margin-left: 4px; }
.b-ticker { display: flex; align-items: center; gap: 12px; background: rgba(0,0,0,.22); border-radius: 10px; padding: 10px 16px; overflow: hidden; }
.b-ticker-label { flex: none; color: var(--b-accent); font-weight: 700; }
.b-ticker-track { display: flex; gap: 26px; white-space: nowrap; animation: bTicker 26s linear infinite; }
.b-ticker-item { color: rgba(255,255,255,.78); font-size: 13px; }
.b-ticker-item i { font-style: normal; color: #fff; }
@keyframes bTicker { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* ---------- 主体 ---------- */
.b-body { padding: 22px 0 40px; }
.b-section { background: var(--b-card); border-radius: var(--b-radius); box-shadow: var(--b-shadow); padding: 20px; margin-bottom: 20px; }
.b-section-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--b-border); }
.b-section-head h2, .b-section-head h3 { font-size: 18px; }
.b-section-head small { color: var(--b-muted); font-size: 12px; margin-left: 8px; }
.b-section-more { font-size: 13px; color: var(--b-muted); }
.b-crumb { margin-bottom: 14px; font-size: 13px; color: var(--b-muted); }
.b-crumb a { color: var(--b-muted); }
.b-crumb span { margin: 0 6px; }
.b-crumb em { font-style: normal; color: var(--b-text); }

/* ---------- 搜索 ---------- */
.b-search { margin-bottom: 20px; }
.b-search form { display: flex; gap: 0; background: var(--b-card); border-radius: 999px; box-shadow: var(--b-shadow); overflow: hidden; }
.b-search input { flex: 1; border: 0; padding: 12px 22px; font-size: 14px; }
.b-search button { border: 0; cursor: pointer; padding: 0 34px; background: linear-gradient(135deg, var(--b-primary), var(--b-primary-2)); color: #fff; font-size: 15px; }

/* ---------- 排行 ---------- */
.b-rank { display: flex; flex-direction: column; gap: 4px; }
.b-rank-row { display: flex; align-items: center; gap: 14px; padding: 9px 10px; border-radius: 8px; color: var(--b-text); }
.b-rank-row:hover { background: #f6f7fc; }
.b-rank-row.hot { background: linear-gradient(90deg, rgba(245,158,11,.08), transparent); }
.b-rank-no { flex: none; width: 26px; height: 26px; border-radius: 7px; background: #eef0f8; color: var(--b-muted); text-align: center; line-height: 26px; font-size: 13px; font-weight: 700; }
.b-rank-no.top { background: linear-gradient(135deg, #f59e0b, #ef4444); color: #fff; }
.b-rank-title { flex: 1; font-size: 15px; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.b-rank-cat { flex: none; color: var(--b-primary); font-size: 12px; background: #eef0ff; padding: 2px 10px; border-radius: 999px; }
.b-rank-meta { flex: none; color: var(--b-muted); font-size: 12px; display: flex; gap: 16px; }

/* ---------- Tabs ---------- */
.b-tabs { display: flex; gap: 8px; flex-wrap: wrap; }
.b-tab { border: 1px solid var(--b-border); background: #fff; color: var(--b-text); padding: 6px 16px; border-radius: 999px; cursor: pointer; font-size: 13px; }
.b-tab.on { background: linear-gradient(135deg, var(--b-primary), var(--b-primary-2)); color: #fff; border-color: transparent; }
.b-tab-panel { display: none; }
.b-tab-panel.show { display: block; }

/* ---------- 卡片网格 ---------- */
.b-card-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.b-card-grid.four { grid-template-columns: repeat(4, 1fr); }
.b-card { display: flex; flex-direction: column; background: var(--b-card); border: 1px solid var(--b-border); border-radius: var(--b-radius); overflow: hidden; color: var(--b-text); transition: transform .15s, box-shadow .15s; }
.b-card:hover { transform: translateY(-3px); box-shadow: 0 8px 22px rgba(31,36,48,.12); }
.b-card-img { position: relative; display: block; aspect-ratio: 4/3; background: #f0f1f7; overflow: hidden; }
.b-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s; }
.b-card:hover .b-card-img img { transform: scale(1.04); }
.b-card-title { font-size: 14px; font-weight: 600; padding: 10px 12px 4px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.b-card-desc { padding: 0 12px; color: var(--b-muted); font-size: 12px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; margin-bottom: 8px; }
.b-card-meta { display: flex; justify-content: space-between; padding: 8px 12px; border-top: 1px solid #f3f4f8; color: var(--b-muted); font-size: 12px; }
.b-empty { text-align: center; color: var(--b-muted); padding: 40px 0; }
.b-pager { margin-top: 18px; text-align: center; }
.b-pager a, .b-pager span { display: inline-block; padding: 6px 13px; margin: 0 3px; border: 1px solid var(--b-border); border-radius: 7px; background: #fff; color: var(--b-text); font-size: 13px; }
.b-pager .current { background: linear-gradient(135deg, var(--b-primary), var(--b-primary-2)); color: #fff; border-color: transparent; }

/* ---------- 分类筛选 ---------- */
.b-type-box { background: var(--b-card); border-radius: var(--b-radius); box-shadow: var(--b-shadow); padding: 14px 18px; margin-bottom: 18px; }
.b-type-label { color: var(--b-muted); margin-right: 10px; }
.b-type-link { display: inline-block; padding: 5px 14px; margin: 3px 5px; border-radius: 999px; color: var(--b-text); font-size: 13px; }
.b-type-link.on { background: linear-gradient(135deg, var(--b-primary), var(--b-primary-2)); color: #fff; }
.b-sort { display: flex; gap: 4px; }
.b-sort a { padding: 5px 12px; border-radius: 7px; color: var(--b-muted); font-size: 13px; }
.b-sort a.on { color: var(--b-primary); background: #eef0ff; }
.b-cat-desc { background: var(--b-card); border-radius: var(--b-radius); padding: 14px 18px; margin-bottom: 16px; color: var(--b-muted); font-size: 13px; }

/* ---------- 详情 ---------- */
.b-detail { display: flex; gap: 20px; align-items: flex-start; }
.b-detail-main { flex: 1; min-width: 0; }
.b-detail-side { width: 300px; flex: none; }
.b-detail-head { margin-bottom: 16px; }
.b-detail-head h1 { font-size: 24px; margin-bottom: 8px; }
.b-detail-sub { color: var(--b-muted); font-size: 13px; }
.b-down-panel { display: flex; gap: 20px; background: var(--b-card); border-radius: var(--b-radius); box-shadow: var(--b-shadow); padding: 18px; margin-bottom: 18px; }
.b-gallery { flex: 1; min-width: 0; }
.b-gallery-main { aspect-ratio: 16/10; background: #10131f; border-radius: 10px; overflow: hidden; display: flex; align-items: center; justify-content: center; }
.b-gallery-main img { max-width: 100%; max-height: 100%; object-fit: contain; cursor: zoom-in; }
.b-gallery-thumbs { display: flex; gap: 8px; margin-top: 10px; }
.b-gallery-thumbs img { width: 74px; height: 52px; object-fit: cover; border-radius: 6px; cursor: zoom-in; border: 2px solid transparent; }
.b-down-info { width: 340px; flex: none; }
.b-price-tag { display: inline-block; padding: 4px 14px; border-radius: 999px; background: linear-gradient(135deg, #f59e0b, #ef4444); color: #fff; font-size: 13px; margin-bottom: 10px; }
.b-vip-hint { background: #fff7ed; border: 1px solid #fed7aa; color: #9a3412; border-radius: 8px; padding: 8px 12px; font-size: 13px; margin-bottom: 12px; }
.b-vip-hint .ok { color: #16a34a; font-style: normal; }
.b-meta-list li { padding: 7px 0; border-bottom: 1px dashed var(--b-border); font-size: 13px; color: var(--b-text); }
.b-meta-list li.warn { color: #dc2626; border-bottom: 0; }
.b-btn-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px; align-items: center; }
.b-btn-download { background: linear-gradient(135deg, var(--b-primary), var(--b-primary-2)); color: #fff; padding: 10px 22px; border-radius: 9px; font-size: 14px; }
.b-btn-download.alt { background: linear-gradient(135deg, #059669, #10b981); }
.b-btn-download i { font-style: normal; margin-right: 4px; }
.b-pan-pass { font-size: 13px; color: var(--b-muted); }
.b-pan-pass b { color: var(--b-accent); cursor: pointer; margin-left: 4px; }
.b-detail-content { background: var(--b-card); border-radius: var(--b-radius); box-shadow: var(--b-shadow); padding: 22px; margin-bottom: 18px; line-height: 1.9; font-size: 15px; }
.b-detail-content img { border-radius: 8px; }
.b-tag-row { margin: 14px 0 18px; }
.b-tag-label { color: var(--b-muted); margin-right: 10px; }
.b-tag-row a { display: inline-block; background: #eef0ff; color: var(--b-primary); padding: 3px 12px; border-radius: 999px; font-size: 12px; margin: 3px 4px; }
.b-detail-pn { display: flex; justify-content: space-between; gap: 16px; margin-top: 16px; font-size: 13px; }
.b-detail-pn a { color: var(--b-muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.b-side-box { background: var(--b-card); border-radius: var(--b-radius); box-shadow: var(--b-shadow); padding: 16px; margin-bottom: 16px; }
.b-side-box h3 { font-size: 15px; margin-bottom: 12px; padding-bottom: 10px; border-bottom: 1px solid var(--b-border); }
.b-side-box li { display: flex; align-items: center; gap: 10px; padding: 7px 0; }
.b-side-box li a { color: var(--b-text); font-size: 13px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.b-no { flex: none; width: 20px; height: 20px; border-radius: 6px; background: #eef0f8; color: var(--b-muted); text-align: center; line-height: 20px; font-size: 12px; }
.b-no.no-1 { background: linear-gradient(135deg, #f59e0b, #ef4444); color: #fff; }
.b-no.no-2 { background: linear-gradient(135deg, #94a3b8, #64748b); color: #fff; }
.b-no.no-3 { background: linear-gradient(135deg, #d97706, #b45309); color: #fff; }
.b-tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
.b-tag-cloud a { background: #f4f5fb; color: var(--b-text); font-size: 12px; padding: 4px 12px; border-radius: 999px; }

/* ---------- 登录/注册 ---------- */
.b-auth-wrap { display: flex; justify-content: center; padding: 50px 0 70px; }
.b-auth-box { width: 420px; max-width: 96%; background: var(--b-card); border-radius: 14px; box-shadow: var(--b-shadow); padding: 34px 36px; }
.b-auth-box h1 { font-size: 22px; text-align: center; margin-bottom: 22px; }
.b-auth-box label { display: block; margin-bottom: 14px; font-size: 13px; color: var(--b-muted); }
.b-auth-box input { width: 100%; border: 1px solid var(--b-border); border-radius: 8px; padding: 10px 13px; margin-top: 6px; background: #fafbff; }
.b-auth-box input:focus { border-color: var(--b-primary); background: #fff; }
.b-code-line { display: flex; gap: 8px; align-items: center; }
.b-code-line input { flex: 1; }
.b-auth-divider { text-align: center; color: var(--b-muted); font-size: 12px; margin: 18px 0 12px; position: relative; }
.b-auth-divider span { background: var(--b-card); padding: 0 12px; position: relative; z-index: 1; }
.b-auth-divider::before { content: ''; position: absolute; left: 0; right: 0; top: 50%; height: 1px; background: var(--b-border); }
.b-auth-link { text-align: center; margin-top: 18px; font-size: 13px; color: var(--b-muted); }
.b-msg { padding: 10px 14px; border-radius: 8px; margin-bottom: 14px; font-size: 13px; }
.b-msg.error { background: #fef2f2; color: #b91c1c; border: 1px solid #fecaca; }
.b-msg.ok { background: #f0fdf4; color: #15803d; border: 1px solid #bbf7d0; }
.b-msg.info { background: #eff6ff; color: #1d4ed8; border: 1px solid #bfdbfe; }
.b-wx-mode-tip { text-align: center; color: var(--b-muted); font-size: 12px; margin-top: 8px; }

/* 微信弹窗 */
.b-vip-modal { position: fixed; inset: 0; z-index: 999; display: none; align-items: center; justify-content: center; }
.b-vip-modal-mask { position: absolute; inset: 0; background: rgba(0,0,0,.55); }
.b-vip-modal-box { position: relative; background: #fff; border-radius: 14px; padding: 26px 30px; width: 340px; max-width: 92%; text-align: center; box-shadow: 0 20px 60px rgba(0,0,0,.3); }
.b-vip-modal-box h3 { margin-bottom: 14px; }
.b-wx-qr { min-height: 230px; display: flex; align-items: center; justify-content: center; background: #fafbff; border-radius: 10px; margin-bottom: 10px; }
.b-wx-qr img { width: 210px; height: 210px; }
.b-wx-status { color: var(--b-muted); font-size: 13px; }
.b-vip-modal-actions { display: flex; gap: 10px; justify-content: center; margin-top: 12px; }

/* ---------- 用户中心 ---------- */
.b-user-head { background: linear-gradient(135deg, var(--b-primary), var(--b-primary-2)); border-radius: var(--b-radius); padding: 26px; color: #fff; margin-bottom: 18px; }
.b-user-id { display: flex; align-items: center; gap: 16px; }
.b-user-avatar { width: 58px; height: 58px; border-radius: 50%; background: rgba(255,255,255,.22); display: flex; align-items: center; justify-content: center; font-size: 24px; font-weight: 700; }
.b-user-id h1 { font-size: 22px; }
.b-user-id .meta { color: rgba(255,255,255,.8); font-size: 13px; margin-top: 4px; }
.b-user-id .meta a { color: #fff; text-decoration: underline; }
.b-user-actions { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-bottom: 20px; }
.b-user-action { background: var(--b-card); border-radius: var(--b-radius); box-shadow: var(--b-shadow); padding: 18px; color: var(--b-text); }
.b-user-action b { display: block; font-size: 16px; margin-bottom: 4px; }
.b-user-action span { color: var(--b-muted); font-size: 12px; }
.b-level-now { display: flex; align-items: center; gap: 10px; font-size: 15px; }
.b-level-icon { width: 34px; height: 34px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; color: #fff; font-style: normal; }
.b-level-progress { margin-top: 14px; }
.b-level-bar { height: 10px; border-radius: 999px; background: #eef0f8; overflow: hidden; margin-bottom: 8px; }
.b-level-bar span { display: block; height: 100%; border-radius: 999px; background: linear-gradient(90deg, var(--b-primary), var(--b-primary-2)); }
.b-simple-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.b-simple-table th, .b-simple-table td { padding: 10px 12px; border-bottom: 1px solid var(--b-border); text-align: left; }
.b-simple-table th { background: #f8f9fd; color: var(--b-muted); font-weight: 600; }

/* ---------- 会员页 ---------- */
.b-vip-sub { color: var(--b-muted); margin: 8px 0 18px; }
.b-vip-plans { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin: 24px 0; }
.b-vip-plan { border: 2px solid var(--b-border); border-radius: 12px; padding: 20px 16px; text-align: center; background: #fff; }
.b-vip-plan h3 { font-size: 17px; margin-bottom: 8px; }
.b-vip-price { font-size: 26px; color: var(--b-primary); font-weight: 700; margin-bottom: 14px; }
.b-vip-price small { font-size: 13px; color: var(--b-muted); font-weight: 400; }
.b-vip-plan select { width: 100%; border: 1px solid var(--b-border); border-radius: 8px; padding: 8px; margin-bottom: 10px; background: #fafbff; }
.b-vip-no-pay { color: var(--b-muted); font-size: 13px; }
.b-vip-tip { color: var(--b-muted); font-size: 13px; }
.b-level-show { display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; margin-top: 22px; }
.b-level-item { background: #f8f9fd; border-radius: 10px; padding: 12px 16px; text-align: center; font-size: 12px; }
.b-level-item b { display: block; margin: 6px 0; }
.b-level-item em { font-style: normal; color: var(--b-muted); }

/* ---------- 支付 ---------- */
.b-plain-page { background: var(--b-card); border-radius: var(--b-radius); box-shadow: var(--b-shadow); padding: 34px; }
.b-plain-page.center { text-align: center; }
.b-plain-page h1 { font-size: 22px; margin-bottom: 16px; }
.b-plain-page p { margin: 10px 0; }
.b-pay-qr-box { display: flex; justify-content: center; margin: 18px 0; }

/* ---------- SEO 区 ---------- */
.b-seo { background: var(--b-card); border-top: 1px solid var(--b-border); padding: 40px 0; }
.b-seo h2 { font-size: 20px; margin-bottom: 14px; }
.b-seo p { color: var(--b-muted); margin-bottom: 10px; line-height: 1.9; }
.b-seo-nav { margin-top: 16px; font-size: 13px; }
.b-seo-nav a { margin-right: 14px; }
.b-seo-nav.center { text-align: center; }

/* ---------- 底部 ---------- */
.b-footer { background: #10131f; color: #a5abc0; padding: 38px 0 22px; margin-top: 10px; }
.b-footer-cols { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 30px; margin-bottom: 26px; }
.b-footer-col h4 { color: #fff; font-size: 15px; margin-bottom: 12px; }
.b-footer-col p { font-size: 13px; line-height: 2; }
.b-footer-col a { display: inline-block; color: #a5abc0; margin-right: 14px; }
.b-footer-copy { border-top: 1px solid rgba(255,255,255,.1); padding-top: 16px; text-align: center; font-size: 12px; color: #6b7280; }
.b-footer-copy p { margin: 4px 0; }

/* ---------- 广告 ---------- */
.ad-box { margin-bottom: 16px; text-align: center; }
.ad-box img { border-radius: 8px; }

/* ---------- 响应式 ---------- */
@media (max-width: 960px) {
    .b-header .b-container { flex-wrap: wrap; height: auto; padding: 10px 0; gap: 10px; }
    .b-nav-toggle { display: block; margin-left: auto; }
    .b-nav { display: none; width: 100%; flex-direction: column; max-height: 70vh; overflow: auto; }
    .b-nav.show { display: flex; }
    .b-nav-link { padding: 10px 8px; }
    .b-header-right { margin-left: auto; }
    .b-card-grid { grid-template-columns: repeat(2, 1fr); }
    .b-detail { flex-direction: column; }
    .b-detail-side { width: 100%; }
    .b-down-panel { flex-direction: column; }
    .b-down-info { width: 100%; }
    .b-vip-plans { grid-template-columns: repeat(2, 1fr); }
    .b-user-actions { grid-template-columns: 1fr; }
    .b-footer-cols { grid-template-columns: 1fr; gap: 18px; }
    .b-hero h1 { font-size: 22px; }
    .b-stat { min-width: calc(50% - 8px); }
}
@media (max-width: 560px) {
    .b-card-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .b-card-title { font-size: 13px; }
    .b-auth-box { padding: 24px 20px; }
    .b-vip-plans { grid-template-columns: 1fr; }
    .b-rank-meta em { display: none; }
}