/* ============================================================
   模板库首页样式 —— 现代 · 清爽 · 响应式
   替换 assets/style.css 全部内容
   ============================================================ */

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

:root{
  --primary:#2563eb;
  --primary-dark:#1d4ed8;
  --primary-light:#eff6ff;
  --text:#0f172a;
  --text-soft:#475569;
  --text-mute:#94a3b8;
  --bg:#f8fafc;
  --card:#ffffff;
  --border:#e2e8f0;
  --radius:18px;
  --shadow-sm:0 2px 8px rgba(15,23,42,.04);
  --shadow-md:0 8px 24px rgba(15,23,42,.06);
  --shadow-lg:0 20px 40px rgba(15,23,42,.10);
}

body{
  font-family:system-ui,-apple-system,"Segoe UI",Roboto,"PingFang SC","Microsoft YaHei",sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

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

.container{max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- 顶部导航 ---------- */
.site-header{
  background:rgba(255,255,255,.85);
  backdrop-filter:saturate(180%) blur(12px);
  -webkit-backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--border);
  padding:14px 0;
  position:sticky;
  top:0;
  z-index:100;
}
.site-header .container{display:flex;justify-content:space-between;align-items:center}

.logo{
  font-size:1.45rem;
  font-weight:800;
  color:var(--text);
  letter-spacing:-.5px;
  display:flex;
  align-items:center;
  gap:10px;
}
.logo::before{
  content:"";
  width:30px;height:30px;
  border-radius:9px;
  background:linear-gradient(135deg,var(--primary),#60a5fa);
  box-shadow:0 4px 12px rgba(37,99,235,.35);
}

.site-header nav{display:flex;gap:6px;align-items:center}
.site-header nav a{
  padding:8px 16px;
  border-radius:999px;
  color:var(--text-soft);
  font-weight:500;
  font-size:.95rem;
  transition:.2s;
}
.site-header nav a:hover{color:var(--primary);background:var(--primary-light)}

/* ---------- 页面主标题区（h1 自动美化） ---------- */
main.container > h1{
  font-size:2rem;
  font-weight:800;
  letter-spacing:-.5px;
  margin:48px 0 8px;
  position:relative;
  display:inline-block;
}
main.container > h1::after{
  content:"";
  display:block;
  width:48px;height:4px;
  margin-top:10px;
  border-radius:4px;
  background:linear-gradient(90deg,var(--primary),#93c5fd);
}

/* ---------- 产品/模板网格 ---------- */
.product-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(260px,1fr));
  gap:28px;
  padding:32px 0 64px;
}

.product-card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  position:relative;
}
.product-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-lg);
  border-color:#c7d7f5;
}

/* 图片容器：固定比例 + 渐变遮罩 */
.product-card > a{display:block;position:relative}
.product-card img{
  width:100%;
  height:200px;
  object-fit:cover;
  background:#eef2f6;
  transition:transform .4s ease;
}
.product-card:hover img{transform:scale(1.05)}
.product-card > a::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(to top,rgba(15,23,42,.28),transparent 55%);
  opacity:0;
  transition:.3s;
  pointer-events:none;
}
.product-card:hover > a::after{opacity:1}

.product-card h3{
  padding:16px 18px 6px;
  font-size:1.02rem;
  font-weight:600;
  color:var(--text);
  line-height:1.45;
  transition:color .2s;
}
.product-card:hover h3{color:var(--primary)}

.product-card p{
  padding:0 18px 18px;
  font-size:.95rem;
  font-weight:700;
  color:var(--primary);
  display:flex;
  align-items:center;
  gap:8px;
}
/* 价格前的标签点 */
.product-card p::before{
  content:"";
  width:6px;height:6px;
  border-radius:50%;
  background:var(--primary);
  flex:none;
}

/* ---------- 详情页样式（保留，模板详情页也用） ---------- */
.product-detail{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  padding:56px 0;
  align-items:start;
}
.product-detail img{
  width:100%;
  border-radius:var(--radius);
  box-shadow:var(--shadow-md);
  background:#eef2f6;
}
.product-detail .price{
  font-size:2rem;
  font-weight:800;
  color:var(--primary);
  margin:18px 0;
  display:inline-flex;
  align-items:center;
  gap:10px;
}
.product-detail .price::before{
  content:"";
  width:10px;height:10px;
  border-radius:50%;
  background:var(--primary);
}
.product-detail h1{
  font-size:1.8rem;
  font-weight:800;
  letter-spacing:-.4px;
  margin-bottom:12px;
}

/* ---------- 按钮（详情页/列表页通用） ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:11px 24px;
  border-radius:999px;
  background:var(--primary);
  color:#fff;
  font-weight:600;
  font-size:.95rem;
  border:none;
  cursor:pointer;
  transition:.2s;
  box-shadow:0 6px 16px rgba(37,99,235,.25);
  margin-top:18px;
}
.btn:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 10px 22px rgba(37,99,235,.32)}

/* ---------- 搜索栏（templates.php 用） ---------- */
.search-bar{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  margin:24px 0 8px;
  background:var(--card);
  padding:16px;
  border-radius:var(--radius);
  border:1px solid var(--border);
  box-shadow:var(--shadow-sm);
}
.search-bar input,
.search-bar select{
  flex:1;
  min-width:160px;
  padding:11px 16px;
  border:1px solid var(--border);
  border-radius:12px;
  font-size:.95rem;
  color:var(--text);
  background:#f8fafc;
  transition:.2s;
  outline:none;
}
.search-bar input:focus,
.search-bar select:focus{border-color:var(--primary);background:#fff;box-shadow:0 0 0 3px var(--primary-light)}
.search-bar button{
  padding:11px 26px;
  border:none;
  border-radius:12px;
  background:var(--primary);
  color:#fff;
  font-weight:600;
  cursor:pointer;
  transition:.2s;
}
.search-bar button:hover{background:var(--primary-dark)}

/* ---------- 分页 ---------- */
.pagination{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
  justify-content:center;
  padding:16px 0 64px;
}
.pagination a{
  min-width:40px;
  height:40px;
  padding:0 14px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:12px;
  background:var(--card);
  border:1px solid var(--border);
  color:var(--text-soft);
  font-weight:600;
  font-size:.92rem;
  transition:.2s;
}
.pagination a:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-light)}
.pagination a.active{background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:0 6px 16px rgba(37,99,235,.28)}

/* ---------- 空状态（无数据时） ---------- */
.product-grid:empty::after{
  content:"暂无模板";
  grid-column:1/-1;
  text-align:center;
  padding:80px 0;
  color:var(--text-mute);
  font-size:1rem;
}

/* ---------- 响应式 ---------- */
@media(max-width:900px){
  .product-detail{grid-template-columns:1fr;gap:32px;padding:32px 0}
}
@media(max-width:768px){
  .container{padding:0 18px}
  .site-header{padding:12px 0}
  .logo{font-size:1.25rem}
  .site-header nav a{padding:7px 12px;font-size:.9rem;margin-left:0}
  main.container > h1{font-size:1.6rem;margin-top:32px}
  .product-grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:16px;padding:24px 0 48px}
  .product-card img{height:130px}
  .product-card h3{padding:12px 14px 4px;font-size:.92rem}
  .product-card p{padding:0 14px 14px;font-size:.88rem}
  .search-bar{padding:12px}
  .search-bar input,.search-bar select{min-width:120px;padding:10px 12px}
}
@media(max-width:480px){
  .site-header .container{flex-direction:column;gap:10px;align-items:flex-start}
  .site-header nav{width:100%}
  .site-header nav a{flex:1;text-align:center}
  .product-grid{grid-template-columns:1fr 1fr;gap:12px}
}