/* =====================================================
   寻乌蜜橘官网 - 基础结构 + CSS 变量
   主题通过 themes/*.css 覆盖变量
   ===================================================== */
:root{
    --primary:#ff7a00;
    --primary-dark:#8b4513;
    --accent:#2e7d32;
    --bg:#fff8f0;
    --bg-alt:#fffdf8;
    --card:#ffffff;
    --card-border:#f0e0d0;
    --text:#4a2f1a;
    --text-light:#a08060;
    --gradient:linear-gradient(135deg,#ff7a00,#ff9d3f);
    --radius:16px;
    --shadow:0 8px 24px rgba(139,69,19,0.08);
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:-apple-system,'PingFang SC','Microsoft YaHei',sans-serif;background:var(--bg);color:var(--text);line-height:1.7;overflow-x:hidden}

/* ============ ① Hero 首屏 ============ */
.hero{position:relative;min-height:88vh;display:flex;align-items:center;justify-content:center;text-align:center;background:var(--gradient);color:#fff;overflow:hidden;padding:80px 20px}
.hero-deco{position:absolute;border-radius:50%;opacity:.25;pointer-events:none}
.deco1{width:280px;height:280px;background:#fff;top:-60px;left:-60px;animation:float 6s ease-in-out infinite}
.deco2{width:180px;height:180px;background:#ffd54f;bottom:40px;right:-40px;animation:float 8s ease-in-out infinite reverse}
.deco3{font-size:120px;bottom:90px;right:12%;animation:float 5s ease-in-out infinite}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-24px)}}

.hero-content{position:relative;z-index:2;max-width:720px}
.hero-logo{font-size:96px;margin-bottom:16px;animation:bounce 2s ease-in-out infinite}
@keyframes bounce{0%,100%{transform:scale(1)}50%{transform:scale(1.12)}}
.hero-title{font-size:56px;font-weight:800;letter-spacing:4px;margin-bottom:12px;text-shadow:0 4px 20px rgba(0,0,0,0.2)}
.hero-subtitle{font-size:20px;opacity:.95;margin-bottom:24px;letter-spacing:2px}
.hero-badge{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-bottom:32px}
.badge-item{background:rgba(255,255,255,0.2);backdrop-filter:blur(8px);padding:8px 18px;border-radius:30px;font-size:14px;border:1px solid rgba(255,255,255,0.35)}
.hero-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

/* 按钮 */
.btn-primary{background:#fff;color:var(--primary);border:none;padding:14px 36px;border-radius:40px;font-size:17px;font-weight:700;cursor:pointer;transition:all .3s;box-shadow:0 6px 20px rgba(0,0,0,0.15);position:relative;overflow:hidden}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 10px 30px rgba(0,0,0,0.25)}
.btn-primary::after{content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,0.5),transparent);transition:left .6s}
.btn-primary:hover::after{left:100%}
.btn-ghost{background:transparent;color:#fff;border:2px solid rgba(255,255,255,0.6);padding:13px 34px;border-radius:40px;font-size:17px;font-weight:600;cursor:pointer;transition:all .3s}
.btn-ghost:hover{background:rgba(255,255,255,0.15);border-color:#fff}

.hero-wave{position:absolute;bottom:-1px;left:0;right:0;height:60px;background:var(--bg);clip-path:ellipse(70% 100% at 50% 100%)}

/* ============ Section 通用 ============ */
.section{padding:80px 20px;max-width:1200px;margin:0 auto}
.section-alt{background:var(--bg-alt);border-radius:var(--radius);box-shadow:var(--shadow);margin-top:0}
.section-title{text-align:center;font-size:38px;font-weight:800;margin-bottom:48px;letter-spacing:3px;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;position:relative;display:block}
.section-title::after{content:'';display:block;width:64px;height:4px;background:var(--gradient);margin:14px auto 0;border-radius:4px}

/* ============ ② 品牌故事 ============ */
.story-content{max-width:820px;margin:0 auto;font-size:17px;color:var(--text);background:var(--card);border:1px solid var(--card-border);border-radius:var(--radius);padding:40px 48px;box-shadow:var(--shadow);text-align:justify}
.story-content p{margin-bottom:16px}
.story-content p:last-child{margin-bottom:0}

/* ============ ③ 产品卡片 ============ */
.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.product-card{background:var(--card);border:1px solid var(--card-border);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:all .35s;position:relative}
.product-card:hover{transform:translateY(-8px);box-shadow:0 16px 40px rgba(139,69,19,0.18)}
.product-img{width:100%;height:200px;object-fit:cover;display:block;background:linear-gradient(135deg,#ffe0b2,#ffcc80)}
.product-img.no-img{display:flex;align-items:center;justify-content:center;font-size:64px}
.product-body{padding:20px}
.product-name{font-size:20px;font-weight:700;margin-bottom:6px}
.product-spec{font-size:13px;color:var(--text-light);margin-bottom:6px}
.product-price{font-size:24px;font-weight:800;color:var(--primary);margin-bottom:10px}
.product-price .unit{font-size:14px}
.product-desc{font-size:14px;color:var(--text-light);margin-bottom:14px}
.product-tag{position:absolute;top:14px;left:14px;background:var(--gradient);color:#fff;padding:4px 12px;border-radius:20px;font-size:12px;font-weight:600}

/* ============ ④ 照片墙 ============ */
.photo-wall{display:flex;gap:16px;overflow-x:auto;padding:16px 4px;scroll-snap-type:x mandatory}
.photo-item{flex:0 0 300px;scroll-snap-align:start;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:all .3s;background:var(--card);border:1px solid var(--card-border)}
.photo-item:hover{transform:scale(1.03)}
.photo-item img{width:100%;height:220px;object-fit:cover;display:block}
.photo-item .cap{padding:12px 16px;font-size:14px;text-align:center;color:var(--text-light)}
.photo-wall::-webkit-scrollbar{height:8px}
.photo-wall::-webkit-scrollbar-thumb{background:var(--primary);border-radius:10px}
.photo-wall::-webkit-scrollbar-track{background:var(--card-border)}

/* ============ ⑤ 溯源 ============ */
.trace-box{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px}
.trace-item{background:var(--card);border:1px solid var(--card-border);border-radius:var(--radius);padding:36px 28px;text-align:center;box-shadow:var(--shadow);transition:all .3s;position:relative;overflow:hidden}
.trace-item::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:var(--gradient)}
.trace-item:hover{transform:translateY(-6px)}
.trace-icon{font-size:56px;margin-bottom:16px}
.trace-item h3{font-size:19px;font-weight:700;margin-bottom:10px}
.trace-item p{font-size:14px;color:var(--text-light)}

/* ============ ⑥ 文章资讯 ============ */
.article-tabs{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-bottom:32px}
.tab-btn{padding:10px 24px;border:2px solid var(--card-border);background:var(--card);color:var(--text);border-radius:30px;font-size:15px;font-weight:600;cursor:pointer;transition:all .3s}
.tab-btn:hover{border-color:var(--primary);color:var(--primary)}
.tab-btn.active{background:var(--gradient);color:#fff;border-color:transparent;box-shadow:0 4px 14px rgba(139,69,19,0.25)}
.article-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}
.article-card{background:var(--card);border:1px solid var(--card-border);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);cursor:pointer;transition:all .3s;position:relative;overflow:hidden}
.article-card:hover{transform:translateY(-5px);box-shadow:0 12px 32px rgba(139,69,19,0.16)}
.article-card::before{content:'';position:absolute;top:0;left:0;width:4px;height:100%;background:var(--gradient)}
.article-card .art-title{font-size:17px;font-weight:700;margin-bottom:8px;line-height:1.5}
.article-card .art-date{font-size:12px;color:var(--text-light)}
.article-card .art-tag{display:inline-block;font-size:11px;color:var(--primary);background:rgba(255,122,0,0.1);padding:2px 10px;border-radius:12px;margin-bottom:8px}

/* 文章详情弹窗 */
.article-modal{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,0.55);z-index:999;display:none;align-items:center;justify-content:center;padding:20px}
.article-modal.show{display:flex}
.article-modal .modal-body{background:var(--card);border-radius:var(--radius);max-width:720px;width:100%;max-height:85vh;overflow-y:auto;padding:32px;position:relative;animation:modalIn .3s}
@keyframes modalIn{from{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}
.article-modal .close-btn{position:absolute;top:16px;right:16px;width:36px;height:36px;border:none;background:var(--bg);border-radius:50%;font-size:20px;cursor:pointer;color:var(--text)}
.article-modal h3{font-size:22px;margin-bottom:12px}
.article-modal .modal-meta{font-size:13px;color:var(--text-light);margin-bottom:20px}
.article-modal .modal-content{font-size:16px;line-height:1.9;color:var(--text)}
.article-modal .modal-content p{margin-bottom:14px}

/* ============ ⑦ FAQ ============ */
.faq-list{max-width:820px;margin:0 auto}
.faq-item{background:var(--card);border:1px solid var(--card-border);border-radius:12px;margin-bottom:12px;overflow:hidden;box-shadow:var(--shadow);transition:all .3s}
.faq-item.open{border-color:var(--primary)}
.faq-q{padding:18px 22px;cursor:pointer;font-weight:600;font-size:16px;display:flex;justify-content:space-between;align-items:center;user-select:none}
.faq-q .arrow{transition:transform .3s;color:var(--primary)}
.faq-item.open .arrow{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;padding:0 22px}
.faq-item.open .faq-a{max-height:300px;padding:0 22px 18px}
.faq-a p{font-size:15px;color:var(--text-light);line-height:1.8}

/* ============ ⑧ 留言 ============ */
.message-box{max-width:640px;margin:0 auto;background:var(--card);border:1px solid var(--card-border);border-radius:var(--radius);padding:36px;box-shadow:var(--shadow)}
.message-tip{text-align:center;font-size:15px;color:var(--text-light);margin-bottom:24px}
.message-box .form-row{display:flex;gap:14px;margin-bottom:14px;flex-wrap:wrap}
.message-box .form-row input{flex:1;min-width:200px;padding:12px 16px;border:1px solid var(--card-border);border-radius:10px;font-size:15px;font-family:inherit;background:#fffdfa}
.message-box textarea{width:100%;padding:12px 16px;border:1px solid var(--card-border);border-radius:10px;font-size:15px;font-family:inherit;background:#fffdfa;resize:vertical;margin-bottom:16px}
.message-box input:focus,.message-box textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(255,122,0,0.1)}
.message-box .btn-primary{width:100%;font-size:16px}

/* ============ ⑨ 联系 ============ */
.contact-box{display:flex;gap:40px;justify-content:center;align-items:center;flex-wrap:wrap;background:var(--card);border:1px solid var(--card-border);border-radius:var(--radius);padding:48px;box-shadow:var(--shadow)}
.contact-info{font-size:18px;line-height:2.4}
.contact-info p{display:flex;align-items:center;gap:8px}
.contact-qr .qr-placeholder{width:160px;height:160px;background:var(--bg);border:2px dashed var(--card-border);border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:56px;color:var(--text-light)}
.contact-qr img{width:160px;height:160px;border-radius:16px}

/* ============ ⑦ 页脚 ============ */
.footer{background:linear-gradient(180deg,#4a2f1a,#8b4513);color:#d9c4a8;text-align:center;padding:32px 20px;font-size:14px}
.footer p{margin:4px 0}

/* ============ 全局移动端/微信浏览器适配 ============ */
html{-webkit-text-size-adjust:100%;-ms-text-size-adjust:100%}
body{-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent}
button,input,textarea,select{outline:none;-webkit-appearance:none;-webkit-tap-highlight-color:transparent}
a,button{user-select:none;-webkit-user-select:none}
img{-webkit-touch-callout:none}

/* 微信内置浏览器字号适配 */
@media screen and (min-width:320px){
    body{font-size:16px}
}

/* ============ 响应式：平板/手机 ============ */
@media(max-width:768px){
    /* Hero 首屏 */
    .hero{min-height:auto;padding:64px 20px 80px}
    .hero-logo{font-size:64px}
    .hero-title{font-size:34px;letter-spacing:2px}
    .hero-subtitle{font-size:16px;letter-spacing:1px}
    .hero-badge{gap:8px}
    .badge-item{font-size:12px;padding:6px 14px}
    .hero-actions{flex-direction:column;width:80%;margin:0 auto}
    .btn-primary,.btn-ghost{width:100%;padding:12px 20px;font-size:16px}
    .deco1{width:160px;height:160px}
    .deco2{width:110px;height:110px}
    .deco3{font-size:72px}

    /* Section */
    .section{padding:48px 16px}
    .section-title{font-size:26px;margin-bottom:32px}
    .section-title::after{width:48px}

    /* 故事 */
    .story-content{padding:24px 20px;font-size:15px}

    /* 产品：单列 */
    .product-grid{grid-template-columns:1fr;gap:16px}
    .product-img{height:180px}

    /* 照片墙：保持横向滚动 */
    .photo-wall{gap:12px;padding:8px 4px}
    .photo-item{flex:0 0 240px}
    .photo-item img{height:170px}

    /* 溯源：单列 */
    .trace-box{grid-template-columns:1fr;gap:16px}

    /* 文章：单列 */
    .article-list{grid-template-columns:1fr;gap:14px}
    .article-tabs{gap:8px}
    .tab-btn{padding:8px 16px;font-size:13px}
    .article-modal .modal-body{padding:24px 20px;max-height:90vh}

    /* FAQ */
    .faq-q{font-size:15px;padding:15px 18px}

    /* 留言：单列 */
    .message-box{padding:24px 18px}
    .message-box .form-row{flex-direction:column;gap:10px}
    .message-box .form-row input{width:100%;min-width:auto}

    /* 联系：堆叠 */
    .contact-box{flex-direction:column;padding:32px 20px;gap:24px}
    .contact-info{font-size:16px}
    .contact-qr .qr-placeholder,.contact-qr img{width:140px;height:140px}

    /* 页脚 */
    .footer{font-size:12px;padding:24px 16px}
}

/* ============ 响应式：小屏手机 ============ */
@media(max-width:480px){
    .hero-title{font-size:28px}
    .hero-subtitle{font-size:14px}
    .hero-logo{font-size:52px}
    .section-title{font-size:23px}
    .photo-item{flex:0 0 200px}
    .photo-item img{height:150px}
    .product-name{font-size:18px}
    .product-price{font-size:21px}
}