/*
Theme Name: PiggeryEquip
Theme URI: https://valvefactory.top
Author: PiggeryEquip
Description: 养猪设备外贸站专用轻量主题。支持产品 CPT/类目/方案页、Schema、面包屑、询盘 CTA。
Version: 1.0.0
Requires PHP: 8.0
Text Domain: piggery-equip
*/

/* ===== 基础重置与变量 ===== */
:root{
  --pe-primary:#1a73e8;
  --pe-primary-dark:#1557b0;
  --pe-text:#1f2937;
  --pe-muted:#6b7280;
  --pe-bg:#f9fafb;
  --pe-border:#e5e7eb;
  --pe-radius:8px;
  --pe-maxw:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--pe-text);line-height:1.6;background:#fff}
img{max-width:100%;height:auto;display:block}
a{color:var(--pe-primary);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{line-height:1.25;margin:0 0 .6em}
.container{max-width:var(--pe-maxw);margin:0 auto;padding:0 16px}

/* ===== 按钮 ===== */
.pe-btn{display:inline-block;padding:12px 24px;border-radius:var(--pe-radius);font-weight:600;border:none;cursor:pointer;font-size:16px;transition:background .2s}
.pe-btn--primary{background:var(--pe-primary);color:#fff}
.pe-btn--primary:hover{background:var(--pe-primary-dark);text-decoration:none;color:#fff}
.pe-btn--outline{background:transparent;border:2px solid var(--pe-primary);color:var(--pe-primary)}

/* ===== Header ===== */
.site-header{background:#fff;border-bottom:1px solid var(--pe-border);position:sticky;top:0;z-index:100}
.site-header .container{display:flex;align-items:center;justify-content:space-between;height:64px}
.site-logo{font-size:20px;font-weight:700;color:var(--pe-text)}
.main-nav ul{list-style:none;display:flex;gap:24px;margin:0;padding:0}
.main-nav a{color:var(--pe-text);font-weight:500}
.main-nav a:hover{color:var(--pe-primary)}
.menu-toggle{display:none;background:none;border:none;font-size:24px;cursor:pointer}

/* ===== Hero ===== */
.hero{background:linear-gradient(135deg,#1a73e8 0%,#1557b0 100%);color:#fff;padding:60px 0;text-align:center}
.hero h1{font-size:36px;margin:0 0 12px}
.hero p{font-size:18px;opacity:.92;margin:0 0 24px}

/* ===== 类目卡片网格 ===== */
.section{padding:48px 0}
.section-title{font-size:28px;text-align:center;margin-bottom:32px}
.cat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:24px}
.cat-card{background:#fff;border:1px solid var(--pe-border);border-radius:var(--pe-radius);overflow:hidden;transition:box-shadow .2s,transform .2s}
.cat-card:hover{box-shadow:0 8px 24px rgba(0,0,0,.08);transform:translateY(-2px)}
.cat-card img{width:100%;height:160px;object-fit:cover}
.cat-card-body{padding:16px}
.cat-card h3{margin:0 0 8px;font-size:18px}
.cat-card p{margin:0;color:var(--pe-muted);font-size:14px}

/* ===== 产品卡片 ===== */
.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:24px}
.product-card{background:#fff;border:1px solid var(--pe-border);border-radius:var(--pe-radius);overflow:hidden}
.product-card img{width:100%;height:200px;object-fit:cover}
.product-card-body{padding:16px}
.product-card h3{margin:0 0 8px;font-size:16px}
.product-card .price{color:var(--pe-primary);font-weight:600;margin:8px 0}

/* ===== 规格表 ===== */
.spec-table{width:100%;border-collapse:collapse;margin:24px 0}
.spec-table th,.spec-table td{border:1px solid var(--pe-border);padding:10px 12px;text-align:left}
.spec-table th{background:var(--pe-bg);width:35%}

/* ===== FAQ ===== */
.faq-item{border:1px solid var(--pe-border);border-radius:var(--pe-radius);margin-bottom:12px;padding:16px 20px}
.faq-item summary{cursor:pointer;font-weight:600}
.faq-item[open] summary{margin-bottom:12px}

/* ===== 询盘表单 ===== */
.pe-inquiry-form{max-width:640px;margin:0 auto}
.pe-inquiry-form .pe-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.pe-inquiry-form label{display:block;font-weight:600;margin-bottom:12px;font-size:14px}
.pe-inquiry-form input,.pe-inquiry-form textarea{width:100%;padding:10px 12px;border:1px solid var(--pe-border);border-radius:var(--pe-radius);font-size:15px;margin-top:4px}
.pe-inquiry-form input:focus,.pe-inquiry-form textarea:focus{outline:2px solid var(--pe-primary);border-color:transparent}
.pe-alert{padding:14px 18px;border-radius:var(--pe-radius);margin-bottom:16px}
.pe-alert--success{background:#d1fae5;color:#065f46}
.pe-alert--error{background:#fee2e2;color:#991b1b}
.pe-direct-contact{margin-top:16px;color:var(--pe-muted);font-size:14px}

/* ===== Footer ===== */
.site-footer{background:#111827;color:#d1d5db;padding:40px 0 20px;margin-top:48px}
.site-footer a{color:#9ca3af}
.site-footer a:hover{color:#fff}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px;margin-bottom:24px}
.footer-bottom{border-top:1px solid #374151;padding-top:16px;text-align:center;font-size:13px;color:#6b7280}

/* ===== 面包屑 ===== */
.breadcrumb{font-size:14px;color:var(--pe-muted);padding:12px 0}
.breadcrumb a{color:var(--pe-muted)}
.breadcrumb span{margin:0 6px}

/* ===== 响应式 ===== */
@media(max-width:768px){
  .menu-toggle{display:block}
  .main-nav{display:none;position:absolute;top:64px;left:0;right:0;background:#fff;border-bottom:1px solid var(--pe-border)}
  .main-nav.open{display:block}
  .main-nav ul{flex-direction:column;padding:16px;gap:12px}
  .hero h1{font-size:28px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .pe-inquiry-form .pe-row{grid-template-columns:1fr}
}