/* ============================================================
   演信文化官网 CMS · 前端视觉系统
   主题：水墨新国潮（Ink-wash New Chinese）
   宣纸米白底 + 墨黑字 + 朱砂红印章点缀 · 宋体文化气质
   ============================================================ */

:root{
  /* 宣纸 / 墨 */
  --bg:#F4EFE3;          /* 宣纸 */
  --bg-2:#EBE2D0;        /* 宣纸·深 */
  --surface:#FCFAF3;     /* 暖白卡面 */
  --surface-2:#F6F0E2;
  --ink:#1C1813;         /* 墨黑 */
  --ink-2:#3A322A;
  --text:#4C4339;
  --text-dim:#8A7E6D;
  /* 朱砂红（主点缀，印章色） */
  --seal:#B23A2C;
  --seal-deep:#8C2A1E;
  --seal-soft:rgba(178,58,44,.10);
  --seal-tint:rgba(178,58,44,.05);
  /* 旧金变量保留兼容 */
  --gold:var(--seal);
  --gold-2:var(--seal);
  --gold-deep:var(--seal-deep);
  --gold-soft:var(--seal-soft);
  /* 线 / 阴影 */
  --border:rgba(28,24,19,.16);
  --border-soft:#E4DBC8;
  --radius:14px;
  --radius-lg:22px;
  --shadow:0 20px 56px rgba(40,28,12,.10);
  --shadow-sm:0 10px 26px rgba(40,28,12,.07);
  --maxw:1240px;
  --nav-h:74px;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC","STSong",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);
  background:var(--bg);
  color:var(--text);
  line-height:1.85;
  font-size:15px;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:.25s}
ul{list-style:none}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.muted{color:var(--text-dim)}
.gold{color:var(--seal)}
.center{text-align:center}
.serif{font-family:var(--serif)}

/* ---------- 宣纸纹理（暖光晕 + 角落淡墨） ---------- */
body::before{
  content:"";position:fixed;inset:0;z-index:-2;
  background:
    radial-gradient(1100px 560px at 86% -10%, rgba(178,58,44,.05), transparent 58%),
    radial-gradient(820px 480px at 0% 16%, rgba(60,48,30,.05), transparent 55%),
    radial-gradient(900px 700px at 100% 100%, rgba(28,24,19,.04), transparent 60%),
    var(--bg);
}
body::after{
  content:"";position:fixed;inset:0;z-index:-1;opacity:.5;pointer-events:none;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(60,48,30,.05) 1px, transparent 0);
  background-size:26px 26px;
  mask-image:radial-gradient(ellipse at 50% 35%,#000 20%,transparent 78%);
}

/* ---------- 导航 ---------- */
.nav{
  position:sticky;top:0;z-index:100;height:var(--nav-h);
  display:flex;align-items:center;
  background:rgba(244,239,227,.82);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--border-soft);
}
.nav .container{display:flex;align-items:center;justify-content:space-between;width:100%}
.brand{display:flex;align-items:center;gap:12px;font-family:var(--serif);font-weight:700;font-size:21px;letter-spacing:1px;color:var(--ink)}
.brand .logo-mark{
  width:40px;height:40px;border-radius:11px;flex:none;
  background:linear-gradient(135deg,var(--seal),var(--seal-deep));
  display:grid;place-items:center;color:#fff;font-weight:900;font-size:20px;
  font-family:var(--serif);letter-spacing:0;
  box-shadow:0 8px 20px rgba(178,58,44,.32);
}
.brand .brand-sub{font-size:11px;color:var(--text-dim);font-family:var(--sans);letter-spacing:3px;font-weight:400}
.nav-links{display:flex;gap:4px;align-items:center}
.nav-links a{
  padding:9px 16px;border-radius:10px;font-size:15px;color:var(--ink-2);position:relative;
}
.nav-links a:hover{color:var(--seal-deep)}
.nav-links a.active{color:var(--seal-deep)}
.nav-links a.active::after{
  content:"";position:absolute;left:16px;right:16px;bottom:4px;height:2px;
  background:linear-gradient(90deg,var(--seal),var(--seal-deep));border-radius:2px;
}
/* 导航内金/朱砂按钮：强制白字（优先级高于 .nav-links a） */
.nav-links a.btn-gold{color:#fff}
.nav-links a.btn-gold:hover{color:#fff;background:linear-gradient(135deg,var(--seal),var(--seal-deep));transform:translateY(-2px);box-shadow:0 18px 42px rgba(178,58,44,.40)}
.nav-toggle{display:none;background:none;border:1px solid var(--border);border-radius:10px;color:var(--ink);width:42px;height:38px;font-size:20px;cursor:pointer}
.btn{
  display:inline-flex;align-items:center;gap:8px;cursor:pointer;border:none;
  font-family:var(--sans);font-size:15px;font-weight:600;
  padding:12px 28px;border-radius:999px;transition:.25s;white-space:nowrap;
}
/* 主按钮：朱砂红印章感 */
.btn-gold{background:linear-gradient(135deg,var(--seal),var(--seal-deep));color:#fff;box-shadow:0 12px 30px rgba(178,58,44,.28)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 42px rgba(178,58,44,.40)}
.btn-ghost{background:transparent;border:1px solid var(--border);color:var(--ink-2)}
.btn-ghost:hover{border-color:var(--seal);color:var(--seal-deep)}
.btn-sm{padding:8px 18px;font-size:13px}

/* ---------- 通用区块 ---------- */
.section{padding:100px 0;position:relative}
.section.tight{padding:66px 0}
.section-head{text-align:center;max-width:760px;margin:0 auto 56px}
.section-head .eyebrow{
  display:inline-block;font-size:13px;letter-spacing:5px;color:var(--seal-deep);
  text-transform:uppercase;margin-bottom:14px;
}
.section-head h2{font-family:var(--serif);font-size:clamp(26px,3.4vw,40px);line-height:1.3;font-weight:700;color:var(--ink)}
.section-head h2 .en{display:block;font-family:var(--sans);font-size:14px;letter-spacing:4px;color:var(--text-dim);font-weight:400;margin-top:10px}
.section-head p{color:var(--text-dim);margin-top:16px;font-size:15px}
/* 朱砂红印章式分隔（替代金线） */
.divider-gold{width:58px;height:4px;margin:18px auto 0;border-radius:3px;background:linear-gradient(90deg,var(--seal),var(--seal-deep));position:relative}
.divider-gold::before{content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%) rotate(45deg);width:9px;height:9px;background:var(--seal);border-radius:2px}

/* ---------- Hero（宣纸 + 远山水墨 + 印章水印） ---------- */
.hero{position:relative;min-height:92vh;display:flex;align-items:center;overflow:hidden}
/* 印章水印（巨型「藝」字，极淡） */
.hero::after{
  content:"藝";position:absolute;right:5%;bottom:10%;z-index:0;
  font-family:var(--serif);font-weight:900;font-size:min(280px,42vw);line-height:.8;
  color:var(--seal);opacity:.06;pointer-events:none;user-select:none;
}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;opacity:.50;filter:saturate(.78) contrast(.95)}
.hero-overlay{position:absolute;inset:0;z-index:1;
  background:linear-gradient(120deg,rgba(244,239,227,.96),rgba(235,226,208,.74) 55%,rgba(244,239,227,.95)),
             radial-gradient(700px 420px at 78% 22%,rgba(178,58,44,.05),transparent 62%);}
/* 远山墨韵 */
.hero-overlay::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:48%;
  background:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%201440%20300'%20preserveAspectRatio='none'%3E%3Cpath%20d='M0,300%20L0,180%20C180,120%20300,200%20460,150%20C620,100%20740,190%20900,140%20C1060,90%201200,170%201440,120%20L1440,300%20Z'%20fill='%231C1813'/%3E%3Cpath%20d='M0,300%20L0,230%20C200,200%20320,250%20520,210%20C720,170%20860,240%201080,205%20C1260,178%201360,215%201440,200%20L1440,300%20Z'%20fill='%231C1813'%20opacity='0.55'/%3E%3C/svg%3E") bottom/cover no-repeat;
  opacity:.14;pointer-events:none;
}
.hero .container{position:relative;z-index:2}
.hero h1{font-family:var(--serif);font-size:clamp(34px,5.6vw,68px);line-height:1.22;font-weight:900;letter-spacing:1px;color:var(--ink)}
.hero h1 .accent{background:linear-gradient(135deg,var(--seal-deep),var(--seal));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{margin-top:22px;font-size:clamp(15px,1.8vw,19px);color:var(--ink-2);max-width:640px}
.hero-actions{margin-top:38px;display:flex;gap:16px;flex-wrap:wrap}
.hero-meta{margin-top:54px;display:flex;gap:40px;flex-wrap:wrap}
.hero-meta .hm b{font-family:var(--serif);font-size:34px;color:var(--seal-deep);display:block;line-height:1}
.hero-meta .hm span{font-size:13px;color:var(--text-dim);letter-spacing:2px}
.scroll-cue{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);z-index:2;color:var(--text-dim);font-size:12px;letter-spacing:3px;animation:bob 2s infinite}
@keyframes bob{0%,100%{transform:translate(-50%,0)}50%{transform:translate(-50%,8px)}}

/* ---------- 数据统计带 ---------- */
.stat-band{background:linear-gradient(135deg,var(--surface),var(--bg-2));border-top:1px solid var(--border-soft);border-bottom:1px solid var(--border-soft)}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.stat b{font-family:var(--serif);font-size:clamp(30px,4vw,48px);color:var(--seal-deep);display:block;line-height:1}
.stat span{color:var(--text-dim);font-size:14px;letter-spacing:1px}

/* ---------- 卡片：案例 ---------- */
.grid{display:grid;gap:28px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{
  background:var(--surface);border:1px solid var(--border-soft);border-radius:var(--radius-lg);
  overflow:hidden;transition:.3s;position:relative;box-shadow:var(--shadow-sm);
}
.card:hover{transform:translateY(-6px);border-color:rgba(178,58,44,.35);box-shadow:var(--shadow)}
.case-card .thumb{position:relative;aspect-ratio:4/3;overflow:hidden;background:linear-gradient(135deg,#e7ddc8,#f3ead7)}
.case-card .thumb img{width:100%;height:100%;object-fit:cover;transition:.5s}
.case-card:hover .thumb img{transform:scale(1.08)}
.case-card .thumb .ph{position:absolute;inset:0;display:grid;place-items:center;font-family:var(--serif);color:var(--seal);font-size:26px;letter-spacing:3px;font-weight:700}
/* 分类标签：朱砂红印章胶囊 */
.case-card .cat-tag{position:absolute;top:14px;left:14px;background:rgba(244,239,227,.9);backdrop-filter:blur(6px);border:1px solid rgba(178,58,44,.4);color:var(--seal-deep);font-size:12px;padding:5px 12px;border-radius:999px;font-weight:600}
.case-card .gal-badge{position:absolute;top:14px;right:14px;background:rgba(28,24,19,.80);border:1px solid rgba(178,58,44,.5);color:#fff;font-size:12px;padding:5px 11px;border-radius:999px;display:flex;gap:5px;align-items:center}
.case-card .body{padding:22px 24px 26px}
.case-card .body h3{font-family:var(--serif);font-size:19px;font-weight:700;margin-bottom:8px;line-height:1.45;color:var(--ink)}
.case-card .body .meta{display:flex;gap:14px;flex-wrap:wrap;color:var(--text-dim);font-size:13px;margin-bottom:10px}
.case-card .body .meta span{display:inline-flex;align-items:center;gap:5px}
.case-card .body p{color:var(--text-dim);font-size:14px}
.case-card .more{margin-top:14px;color:var(--seal-deep);font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px}
.case-card:hover .more{gap:11px}

/* ---------- 文章卡片 ---------- */
.article-card .thumb{aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,#e7ddc8,#f3ead7)}
.article-card .thumb img{width:100%;height:100%;object-fit:cover;transition:.5s}
.article-card:hover .thumb img{transform:scale(1.06)}
.article-card .thumb .ph{position:absolute;inset:0;display:grid;place-items:center;font-family:var(--serif);color:var(--seal);font-size:40px}
.article-card .cat-tag{position:absolute;top:12px;left:12px;background:rgba(244,239,227,.9);border:1px solid rgba(178,58,44,.4);color:var(--seal-deep);font-size:12px;padding:4px 11px;border-radius:999px;font-weight:600}
.article-card .body{padding:18px 20px 22px}
.article-card .body h3{font-size:17px;font-weight:700;line-height:1.5;margin-bottom:8px;color:var(--ink)}
.article-card .body .meta{color:var(--text-dim);font-size:12.5px;display:flex;gap:12px;flex-wrap:wrap}
.article-list .article-card{display:grid;grid-template-columns:300px 1fr}
.article-list .article-card .thumb{aspect-ratio:auto;height:100%;min-height:180px}

/* ---------- 服务 ---------- */
.svc-card{padding:34px 30px;background:var(--surface);border:1px solid var(--border-soft);border-radius:var(--radius-lg);transition:.3s;box-shadow:var(--shadow-sm);position:relative;overflow:hidden}
.svc-card::before{content:"";position:absolute;top:18px;right:18px;width:30px;height:30px;border:2px solid rgba(178,58,44,.18);border-radius:7px;transform:rotate(45deg)}
.svc-card:hover{border-color:rgba(178,58,44,.35);transform:translateY(-5px);box-shadow:var(--shadow)}
.svc-card .ic{width:58px;height:58px;border-radius:14px;display:grid;place-items:center;background:var(--seal-soft);border:1px solid rgba(178,58,44,.3);color:var(--seal-deep);font-size:26px;margin-bottom:20px}
.svc-card h3{font-family:var(--serif);font-size:21px;font-weight:700;margin-bottom:10px;color:var(--ink)}
.svc-card p{color:var(--text-dim);font-size:14px}
.svc-card .more{margin-top:16px;color:var(--seal-deep);font-size:14px;font-weight:600}

/* ---------- 关于 / 双栏 ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.about-visual{aspect-ratio:4/5;border-radius:var(--radius-lg);overflow:hidden;position:relative;background:linear-gradient(135deg,#e7ddc8,#f3ead7);border:1px solid var(--border-soft);box-shadow:var(--shadow-sm)}
.about-visual .ph{position:absolute;inset:0;display:grid;place-items:center;font-family:var(--serif);color:var(--seal);font-size:60px;opacity:.85;font-weight:700}
.about-text h2{font-family:var(--serif);font-size:clamp(26px,3vw,38px);line-height:1.35;margin-bottom:18px;color:var(--ink);font-weight:700}
.about-text p{color:var(--text);margin-bottom:14px}
.feature-list{margin-top:22px;display:grid;gap:12px}
.feature-list li{display:flex;gap:12px;align-items:flex-start}
.feature-list .dot{flex:none;width:26px;height:26px;border-radius:8px;background:linear-gradient(135deg,var(--seal),var(--seal-deep));color:#fff;display:grid;place-items:center;font-size:14px;font-weight:800;margin-top:2px}
.cert-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:24px}
.cert-grid span{font-size:13.5px;color:var(--text);border:1px solid var(--border-soft);border-radius:10px;padding:10px 14px;display:flex;gap:8px;align-items:center}
.cert-grid span::before{content:"✓";color:var(--seal-deep);font-weight:800}

/* ---------- FAQ ---------- */
.faq-item{border:1px solid var(--border-soft);border-radius:var(--radius);margin-bottom:14px;background:var(--surface);overflow:hidden;transition:.25s;box-shadow:var(--shadow-sm)}
.faq-item:hover{border-color:rgba(178,58,44,.3)}
.faq-q{padding:20px 24px;cursor:pointer;display:flex;justify-content:space-between;gap:16px;align-items:center;font-weight:600;font-size:16px;color:var(--ink)}
.faq-q .ic{flex:none;width:30px;height:30px;border-radius:8px;border:1px solid rgba(178,58,44,.3);color:var(--seal-deep);display:grid;place-items:center;transition:.3s}
.faq-item.open .faq-q .ic{transform:rotate(45deg);background:linear-gradient(135deg,var(--seal),var(--seal-deep));color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;color:var(--text);padding:0 24px}
.faq-item.open .faq-a{max-height:400px;padding:0 24px 22px}

/* ---------- 面包屑 / 页头 ---------- */
.page-hero{padding:130px 0 60px;text-align:center;position:relative}
.page-hero h1{font-family:var(--serif);font-size:clamp(30px,4vw,48px);font-weight:700;color:var(--ink)}
.page-hero p{color:var(--text-dim);margin-top:14px}
.breadcrumb{display:flex;gap:8px;justify-content:center;color:var(--text-dim);font-size:13px;margin-bottom:18px;flex-wrap:wrap}
.breadcrumb a:hover{color:var(--seal-deep)}
.breadcrumb span{color:var(--seal-deep)}

/* ---------- 案例详情 ---------- */
.case-hero{padding:130px 0 40px}
.case-hero h1{font-family:var(--serif);font-size:clamp(28px,3.6vw,44px);font-weight:700;max-width:860px;color:var(--ink)}
.case-hero .meta{display:flex;gap:30px;flex-wrap:wrap;margin-top:22px;color:var(--text-dim);font-size:14px}
.case-hero .meta b{color:var(--seal-deep);font-weight:600;display:block;font-size:13px;letter-spacing:1px;margin-bottom:4px;text-transform:uppercase}
.case-content{padding:30px 0 60px}
.case-content .rich{font-size:16px;line-height:1.95;color:var(--ink-2)}
.case-content .rich h2,.case-content .rich h3{font-family:var(--serif);margin:30px 0 14px;color:var(--ink)}
.case-content .rich img{max-width:100%;border-radius:var(--radius);margin:18px 0}
.case-content .rich p{margin-bottom:14px;color:var(--ink-2)}
.case-content .rich ul{margin:12px 0 12px 22px;list-style:disc;color:var(--ink-2)}
.sidebar{background:var(--surface);border:1px solid var(--border-soft);border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow-sm)}
.sidebar h4{font-family:var(--serif);font-size:18px;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--border-soft);color:var(--ink)}
.sidebar .kv{display:grid;gap:14px}
.sidebar .kv .r{display:flex;justify-content:space-between;gap:12px;font-size:14px;border-bottom:1px dashed var(--border-soft);padding-bottom:10px}
.sidebar .kv .r b{color:var(--seal-deep);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:1px}
.sidebar .kv .r span{color:var(--ink-2);text-align:right}

/* 图库 */
.gallery{margin-top:50px}
.gallery h3{font-family:var(--serif);font-size:24px;margin-bottom:6px;color:var(--ink)}
.gallery .hint{color:var(--text-dim);font-size:14px;margin-bottom:24px}
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.gallery-grid .g-item{border-radius:var(--radius);overflow:hidden;position:relative;aspect-ratio:4/3;cursor:pointer;border:1px solid var(--border-soft);background:var(--surface);box-shadow:var(--shadow-sm)}
.gallery-grid .g-item img{width:100%;height:100%;object-fit:cover;transition:.4s}
.gallery-grid .g-item:hover img{transform:scale(1.07)}
.gallery-grid .g-item .cap{position:absolute;left:0;right:0;bottom:0;padding:14px;background:linear-gradient(transparent,rgba(28,24,19,.86));font-size:13px;color:#fff;opacity:0;transition:.3s}
.gallery-grid .g-item:hover .cap{opacity:1}

/* 灯箱（保留深色遮罩） */
.lightbox{position:fixed;inset:0;z-index:999;background:rgba(20,17,12,.94);display:none;align-items:center;justify-content:center;padding:40px}
.lightbox.show{display:flex}
.lightbox img{max-width:90%;max-height:86%;border-radius:10px;box-shadow:0 20px 60px rgba(0,0,0,.5)}
.lightbox .lb-cap{position:absolute;bottom:30px;left:0;right:0;text-align:center;color:#fff;font-size:14px}
.lightbox .lb-close{position:absolute;top:24px;right:30px;font-size:34px;color:#fff;cursor:pointer;background:none;border:none}
.lightbox .lb-nav{position:absolute;top:50%;transform:translateY(-50%);font-size:46px;color:#fff;cursor:pointer;background:none;border:none;padding:0 24px;opacity:.7}
.lightbox .lb-nav:hover{opacity:1}
.lb-prev{left:0}.lb-next{right:0}

/* ---------- 联系 ---------- */
.contact-wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:40px}
.contact-info{background:var(--surface);border:1px solid var(--border-soft);border-radius:var(--radius-lg);padding:38px;box-shadow:var(--shadow-sm)}
.contact-info .ci{display:flex;gap:16px;padding:16px 0;border-bottom:1px dashed var(--border-soft)}
.contact-info .ci:last-child{border-bottom:none}
.contact-info .ci .ic{width:46px;height:46px;flex:none;border-radius:12px;background:var(--seal-soft);border:1px solid rgba(178,58,44,.3);color:var(--seal-deep);display:grid;place-items:center;font-size:20px}
.contact-info .ci b{display:block;font-size:13px;color:var(--text-dim);letter-spacing:1px;margin-bottom:3px}
.contact-info .ci a:hover,.contact-info .ci span:hover{color:var(--seal-deep)}
.form-box{background:var(--surface);border:1px solid var(--border-soft);border-radius:var(--radius-lg);padding:38px;box-shadow:var(--shadow-sm)}
.form-box h3{font-family:var(--serif);font-size:22px;margin-bottom:22px;color:var(--ink)}
.field{margin-bottom:18px}
.field label{display:block;font-size:13px;color:var(--text-dim);margin-bottom:8px;letter-spacing:1px}
.field input,.field textarea,.field select{
  width:100%;background:var(--bg);border:1px solid var(--border-soft);border-radius:10px;
  padding:12px 14px;color:var(--ink-2);font-family:var(--sans);font-size:15px;transition:.2s;
}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--seal);background:#fff}
.field textarea{min-height:120px;resize:vertical}
.alert{padding:14px 18px;border-radius:10px;font-size:14px;margin-bottom:18px}
.alert-ok{background:rgba(60,120,80,.12);border:1px solid rgba(60,120,80,.32);color:#3f7d54}
.alert-err{background:rgba(178,58,44,.10);border:1px solid rgba(178,58,44,.32);color:#8C2A1E}

/* ---------- 页脚（墨黑 · 文化厚重感） ---------- */
.footer{background:var(--ink);border-top:3px solid var(--seal);padding:64px 0 28px;margin-top:40px;color:#C9BEA8}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
.footer .brand{margin-bottom:18px;color:#F4EFE3}
.footer .brand .logo-mark{background:linear-gradient(135deg,var(--seal),var(--seal-deep))}
.footer p.desc{color:#A89C85;font-size:14px;max-width:320px}
.footer h5{font-family:var(--serif);font-size:16px;margin-bottom:16px;color:var(--seal);letter-spacing:1px}
.footer ul li{margin-bottom:11px}
.footer ul li a{color:#B6AB94;font-size:14px}
.footer ul li a:hover{color:#F4EFE3}
.footer .contact-line{color:#A89C85;font-size:14px;margin-bottom:8px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.10);margin-top:44px;padding-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;color:#8C8270;font-size:13px}
.footer-bottom a:hover{color:#F4EFE3}

/* ---------- 分类筛选 ---------- */
.filter-bar{display:flex;gap:12px;flex-wrap:wrap;justify-content:center;margin-bottom:44px}
.filter-bar a{padding:9px 20px;border-radius:999px;border:1px solid var(--border-soft);color:var(--ink-2);font-size:14px;background:var(--surface)}
.filter-bar a:hover{border-color:var(--seal);color:var(--seal-deep)}
.filter-bar a.active{background:linear-gradient(135deg,var(--seal),var(--seal-deep));color:#fff;border-color:transparent;font-weight:600}

/* ---------- 工具类 ---------- */
.mt-0{margin-top:0}.mt-20{margin-top:20px}.mb-0{margin-bottom:0}
.bg-surface{background:var(--surface)}
.text-center{text-align:center}
.pager{display:flex;justify-content:center;margin-top:46px}
.pager ul{display:flex;gap:8px;flex-wrap:wrap}
.pager a,.pager .current{padding:9px 16px;border-radius:10px;border:1px solid var(--border-soft);color:var(--ink-2);font-size:14px;background:var(--surface)}
.pager a:hover{border-color:var(--seal);color:var(--seal-deep)}
.pager .current{background:linear-gradient(135deg,var(--seal),var(--seal-deep));color:#fff;border-color:transparent;font-weight:600}
.empty{padding:60px;text-align:center;color:var(--text-dim)}

/* ---------- CTA 条 ---------- */
.cta-band{padding:84px 0;text-align:center;background:linear-gradient(135deg,rgba(178,58,44,.10),rgba(235,226,208,.5));border-top:1px solid var(--border-soft);border-bottom:1px solid var(--border-soft)}
.cta-band h2{font-family:var(--serif);font-size:clamp(26px,3.2vw,38px);margin-bottom:16px;color:var(--ink);font-weight:700}
.cta-band p{color:var(--text-dim);max-width:560px;margin:0 auto 30px}

/* ---------- 响应式 ---------- */
@media(max-width:1000px){
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:34px 20px}
  .split,.contact-wrap{grid-template-columns:1fr;gap:34px}
  .article-list .article-card{grid-template-columns:1fr}
  .article-list .article-card .thumb{min-height:200px}
}
@media(max-width:720px){
  .nav-links{position:fixed;top:var(--nav-h);left:0;right:0;background:rgba(244,239,227,.98);backdrop-filter:blur(16px);
    flex-direction:column;padding:18px 24px;gap:4px;border-bottom:1px solid var(--border-soft);display:none}
  .nav-links.open{display:flex}
  .nav-links a{padding:13px 8px;width:100%}
  .nav-toggle{display:block}
  .nav .btn{display:none}
  .section{padding:64px 0}
  .grid-3,.grid-2{grid-template-columns:1fr}
  .gallery-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .hero-meta{gap:26px}
  .container{padding:0 18px}
}
@media(max-width:460px){
  .footer-grid{grid-template-columns:1fr}
  .gallery-grid{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:1fr 1fr}
}