/* roulang page: index */
/* ==========================================================
   南宫集团官网入口 — 完整视觉系统
   ========================================================== */
:root {
  /* 主色：低饱和陶土 + 复古金 */
  --color-primary: #a9542e;
  --color-primary-light: #c96b45;
  --color-primary-dark: #723118;
  --color-accent: #c4913d;
  --color-accent-light: #e2bd7d;
  --color-secondary: #526c55;
  --color-secondary-light: #6f8a72;
  --color-secondary-dark: #35493a;

  /* 背景与表面 */
  --color-bg: #f7f1e5;
  --color-bg-alt: #efe5d2;
  --color-surface: #fffaf0;
  --color-dark: #2a251d;
  --color-dark-2: #1d1913;
  --color-ink: #221e18;
  --color-text: #221e18;
  --color-text-muted: #756d60;
  --color-text-light: #f7f0e3;
  --color-border: #dcd0b8;
  --color-border-dark: #a89377;

  /* 圆角 */
  --radius-sm: 6px;
  --radius: 14px;
  --radius-lg: 26px;
  --radius-pill: 999px;

  /* 阴影 */
  --shadow-sm: 0 2px 12px rgba(50,35,15,.07);
  --shadow-md: 0 10px 32px rgba(50,35,15,.12);
  --shadow-lg: 0 22px 54px rgba(50,35,15,.18);

  /* 间距 */
  --space-section: 96px;
  --space-section-md: 64px;
  --space-section-sm: 40px;

  /* 字体 */
  --font-serif: 'Noto Serif SC','Songti SC','SimSun',Georgia,serif;
  --font-sans: 'Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif;
}

/* Reset & Base */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  color:var(--color-text);
  background-color:var(--color-bg);
  background-image:repeating-linear-gradient(0deg,transparent,transparent 3px,rgba(90,65,30,.015) 3px,rgba(90,65,30,.015) 4px);
  min-height:100vh;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;border:none;background:none;cursor:pointer}
ul,ol{list-style:none}
input,textarea{font-family:inherit}

/* 容器 */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* 通用板块 */
.section{padding:var(--space-section) 0}
.section--tight{padding:var(--space-section-md) 0}

/* 板块标题 */
.section-head{max-width:720px;margin:0 auto 52px;text-align:center}
.eyebrow{
  display:inline-block;
  font-size:12px;
  font-weight:700;
  letter-spacing:4px;
  text-transform:uppercase;
  color:var(--color-primary);
  padding:5px 16px;
  border:1px solid #d9c9a8;
  border-radius:var(--radius-pill);
  margin-bottom:16px;
  background:rgba(255,250,240,.65);
}
.section-head h2{
  font-family:var(--font-serif);
  font-size:clamp(28px,3.4vw,40px);
  line-height:1.28;
  letter-spacing:.02em;
  margin-bottom:14px;
}
.section-head p{
  font-size:15px;
  color:var(--color-text-muted);
  max-width:560px;
  margin:0 auto;
  line-height:1.8;
}

/* ==========================================================
   按钮系统
   ========================================================== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 28px;
  border-radius:var(--radius-pill);
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  letter-spacing:.04em;
  line-height:1.5;
  transition:transform .26s ease,box-shadow .26s ease,background .26s ease,color .26s ease,border-color .26s ease;
  text-decoration:none;
  white-space:nowrap;
}
.btn i{font-size:14px;transition:transform .24s ease}
.btn:hover i{transform:translateX(3px)}
.btn-sm{padding:8px 18px;font-size:13px}
.btn-lg{padding:16px 38px;font-size:16px}
.btn-block{width:100%}

.btn-primary{background:var(--color-primary);color:#fff;border-color:var(--color-primary);box-shadow:0 6px 22px rgba(169,84,46,.3)}
.btn-primary:hover{background:var(--color-primary-dark);border-color:var(--color-primary-dark);transform:translateY(-2px);box-shadow:0 12px 30px rgba(169,84,46,.36)}
.btn-accent{background:var(--color-accent);color:var(--color-dark-2);border-color:var(--color-accent);box-shadow:0 6px 24px rgba(196,145,61,.34)}
.btn-accent:hover{background:var(--color-accent-light);border-color:var(--color-accent-light);transform:translateY(-2px);box-shadow:0 12px 32px rgba(196,145,61,.42)}
.btn-ghost{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.38);backdrop-filter:blur(8px)}
.btn-ghost:hover{background:rgba(255,255,255,.22);color:#fff;transform:translateY(-2px)}
.btn-outline{background:transparent;color:var(--color-secondary);border:2px solid var(--color-secondary)}
.btn-outline:hover{background:var(--color-secondary);color:#fff;transform:translateY(-2px);box-shadow:0 10px 26px rgba(82,108,85,.26)}

.btn:focus-visible{outline:3px solid var(--color-accent-light);outline-offset:2px}

/* ==========================================================
   顶部导航（品牌活动导航版式）
   ========================================================== */
.site-header{
  position:sticky;
  top:0;
  z-index:200;
  background:rgba(42,37,29,.94);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(255,255,255,.07);
  transition:box-shadow .3s ease;
}
.site-header.scrolled{box-shadow:0 12px 36px rgba(0,0,0,.28)}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  height:72px;
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  text-decoration:none;
  cursor:pointer;
}
.brand-mark{
  width:40px;
  height:40px;
  border:2px solid var(--color-accent);
  color:var(--color-accent);
  border-radius:10px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-family:var(--font-serif);
  font-weight:900;
  font-size:20px;
  transform:rotate(-4deg);
  transition:transform .3s ease;
  background:rgba(196,145,61,.08);
}
.brand:hover .brand-mark{transform:rotate(0deg) scale(1.04)}
.brand-text strong{
  display:block;
  font-family:var(--font-serif);
  font-size:18px;
  line-height:1.2;
  color:#fff;
  letter-spacing:.05em;
}
.brand-text small{
  display:block;
  font-size:11px;
  letter-spacing:3px;
  color:var(--color-accent);
  line-height:1.4;
}

.main-nav ul{display:flex;gap:6px;align-items:center}
.nav-link{
  display:inline-block;
  padding:9px 18px;
  border-radius:var(--radius-pill);
  color:#d9d3c4;
  font-size:15px;
  font-weight:500;
  transition:all .25s ease;
  position:relative;
  letter-spacing:.03em;
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.07)}
.nav-link.active{color:#fff;background:rgba(255,255,255,.1)}
.nav-link.active::after{
  content:'';
  position:absolute;
  left:20%;
  right:20%;
  bottom:3px;
  height:2px;
  border-radius:2px;
  background:var(--color-accent);
}

.header-actions{display:flex;align-items:center;gap:16px}
.status-tag{
  display:inline-flex;
  align-items:center;
  gap:7px;
  font-size:12px;
  font-weight:600;
  color:#d9d3c4;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.12);
  border-radius:var(--radius-pill);
  padding:6px 14px;
  letter-spacing:.05em;
}
.status-dot{
  width:7px;
  height:7px;
  border-radius:50%;
  background:#5dbe6a;
  box-shadow:0 0 0 3px rgba(93,190,106,.22);
  animation:pulse 2s infinite;
}
@keyframes pulse{0%,100%{box-shadow:0 0 0 2px rgba(93,190,106,.25)}50%{box-shadow:0 0 0 6px rgba(93,190,106,.06)}}

.menu-toggle{display:none;width:42px;height:42px;border-radius:10px;border:1px solid rgba(255,255,255,.18);position:relative;z-index:210}
.menu-toggle span{display:block;width:18px;height:2px;background:#fff;margin:4px auto;border-radius:2px;transition:all .3s ease}
.menu-toggle.active span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.menu-toggle.active span:nth-child(2){opacity:0}
.menu-toggle.active span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ==========================================================
   Hero 首屏
   ========================================================== */
.hero{
  position:relative;
  background-size:cover;
  background-position:center 30%;
  min-height:86vh;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:120px 0 90px;
  text-align:center;
  color:#fff;
}
.hero-overlay{
  position:absolute;
  inset:0;
  background:linear-gradient(115deg,rgba(18,13,8,.82) 0%,rgba(31,25,18,.55) 45%,rgba(18,13,8,.82) 100%);
  z-index:1;
}
.hero-content{position:relative;z-index:2;max-width:820px;margin:0 auto}
.hero-tag{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:13px;
  font-weight:600;
  letter-spacing:.12em;
  color:var(--color-accent-light);
  border:1px solid rgba(196,145,61,.5);
  border-radius:var(--radius-pill);
  padding:8px 20px;
  margin-bottom:26px;
  background:rgba(20,15,10,.4);
  backdrop-filter:blur(6px);
}
.hero-tag .tag-pulse{
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--color-accent);
  box-shadow:0 0 0 3px rgba(196,145,61,.3);
}
.hero h1{
  font-family:var(--font-serif);
  font-size:clamp(42px,6.4vw,76px);
  font-weight:900;
  line-height:1.16;
  letter-spacing:.03em;
  margin:0 0 8px;
  text-shadow:0 4px 24px rgba(0,0,0,.35);
}
.hero h1 em{
  font-style:normal;
  display:block;
  color:var(--color-accent);
}
.hero-desc{
  max-width:600px;
  margin:22px auto 0;
  font-size:clamp(15px,1.7vw,18px);
  color:rgba(255,248,238,.86);
  line-height:1.9;
  text-shadow:0 2px 12px rgba(0,0,0,.3);
}
.hero-actions{
  display:flex;
  justify-content:center;
  gap:18px;
  flex-wrap:wrap;
  margin-top:38px;
}
.hero-meta{
  display:flex;
  justify-content:center;
  gap:20px;
  flex-wrap:wrap;
  margin-top:48px;
  font-size:13px;
  color:rgba(255,245,228,.74);
}
.hero-meta span{display:inline-flex;align-items:center;gap:8px}
.hero-meta span i{color:var(--color-accent)}

/* ==========================================================
   集团简介 / 关于
   ========================================================== */
.about-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:60px;
  align-items:center;
}
.about-media{position:relative}
.about-media img{
  width:100%;
  border-radius:var(--radius-lg);
  border:4px solid var(--color-surface);
  box-shadow:var(--shadow-lg);
}
.about-media::after{
  content:'';
  position:absolute;
  right:-18px;
  bottom:-18px;
  width:72%;
  height:72%;
  border:2px dashed var(--color-accent);
  border-radius:var(--radius-lg);
  z-index:-1;
}
.media-stamp{
  position:absolute;
  top:22px;
  right:-10px;
  padding:8px 18px;
  border:2px solid var(--color-primary);
  color:var(--color-primary);
  border-radius:5px;
  font-family:var(--font-serif);
  font-weight:900;
  font-size:14px;
  letter-spacing:3px;
  background:rgba(255,250,240,.92);
  transform:rotate(7deg);
  box-shadow:0 4px 16px rgba(0,0,0,.1);
}
.about-text .lead{
  font-size:17px;
  font-weight:500;
  color:var(--color-ink);
  margin-bottom:18px;
  font-family:var(--font-serif);
  line-height:1.8;
}
.about-text p{color:var(--color-text-muted);margin-bottom:12px}
.about-features{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:12px;
  margin:22px 0 28px;
}
.about-features li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:14px;
  font-weight:500;
  color:var(--color-text);
  padding:10px 14px;
  background:var(--color-surface);
  border:1px solid var(--color-border);
  border-radius:var(--radius);
}
.about-features li i{
  color:var(--color-secondary);
  margin-top:3px;
}

/* ==========================================================
   业务板块
   ========================================================== */
.business{background:#fbf6ec;position:relative}
.business::before{
  content:'';
  display:block;
  height:4px;
  background-image:repeating-linear-gradient(90deg,var(--color-accent) 0 22px,transparent 22px 34px);
}
.business-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:28px;
}
.business-card{
  background:var(--color-surface);
  border:1px solid var(--color-border);
  border-radius:var(--radius);
  padding:32px 28px;
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
  position:relative;
  overflow:hidden;
}
.business-card::before{
  content:'';
  position:absolute;
  top:0;
  left:0;
  width:100%;
  height:4px;
  background:linear-gradient(90deg,var(--color-primary),var(--color-accent));
  opacity:0;
  transition:opacity .3s;
}
.business-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-md);
  border-color:var(--color-border-dark);
}
.business-card:hover::before{opacity:1}
.b-card-icon{
  width:54px;
  height:54px;
  border-radius:14px;
  background:var(--color-bg-alt);
  display:flex;
  align-items:center;
  justify-content:center;
  margin-bottom:20px;
  color:var(--color-primary);
  font-size:22px;
  transition:background .3s,color .3s,transform .3s;
}
.business-card:hover .b-card-icon{
  background:var(--color-primary);
  color:#fff;
  transform:rotate(-6deg) scale(1.06);
}
.business-card h3{
  font-size:20px;
  font-weight:700;
  margin-bottom:10px;
  font-family:var(--font-serif);
}
.business-card p{
  font-size:14px;
  color:var(--color-text-muted);
  line-height:1.8;
  margin-bottom:16px;
}
.business-card a{
  font-size:13px;
  font-weight:700;
  color:var(--color-primary);
  display:inline-flex;
  align-items:center;
  gap:6px;
  transition:gap .3s;
}
.business-card a:hover{gap:10px}

/* ==========================================================
   官网入口指引
   ========================================================== */
.guide{
  background:var(--color-dark);
  position:relative;
  overflow:hidden;
}
.guide::before{
  content:'';
  position:absolute;
  top:0;
  left:0;
  right:0;
  height:5px;
  background-image:repeating-linear-gradient(90deg,var(--color-accent) 0 24px,transparent 24px 40px);
}
.guide-grid{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:60px;
  align-items:center;
}
.guide-copy{color:var(--color-text-light)}
.guide .eyebrow{
  color:var(--color-accent);
  border-color:rgba(196,145,61,.38);
  background:rgba(196,145,61,.08);
}
.guide-copy h2{
  font-family:var(--font-serif);
  font-size:clamp(28px,3.2vw,38px);
  line-height:1.3;
  margin:4px 0 10px;
}
.guide-copy>p{
  color:rgba(255,247,230,.7);
  margin-bottom:26px;
  font-size:15px;
}
.guide-steps{
  display:flex;
  flex-direction:column;
  gap:14px;
  margin-bottom:32px;
}
.guide-steps li{
  display:flex;
  align-items:center;
  gap:18px;
  padding:14px 18px;
  background:rgba(255,255,255,.035);
  border:1px solid rgba(255,255,255,.09);
  border-radius:var(--radius);
  transition:all .25s ease;
}
.guide-steps li:hover{
  border-color:rgba(196,145,61,.45);
  background:rgba(196,145,61,.05);
  transform:translateX(4px);
}
.guide-steps li span{
  font-family:var(--font-serif);
  font-size:18px;
  font-weight:900;
  color:var(--color-accent);
  letter-spacing:.03em;
}
.guide-steps li p{
  font-size:15px;
  font-weight:500;
  color:#f1e9d8;
}
.guide-steps li small{
  display:block;
  color:rgba(255,247,230,.55);
  font-size:13px;
  font-weight:400;
  margin-top:2px;
}
.guide-media{position:relative}
.guide-media img{
  width:100%;
  border-radius:var(--radius-lg);
  border:3px solid rgba(255,255,255,.12);
  box-shadow:0 24px 64px rgba(0,0,0,.4);
}
.guide-media::before{
  content:'';
  position:absolute;
  left:-16px;
  top:-16px;
  width:60%;
  height:60%;
  border:2px dashed rgba(196,145,61,.4);
  border-radius:var(--radius-lg);
  z-index:-1;
}

/* ==========================================================
   资讯列表（CMS 循环）
   ========================================================== */
.news{background:var(--color-bg-alt)}
.news-list{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:18px;
  max-width:960px;
  margin:0 auto;
}
.news-item{
  background:var(--color-surface);
  border:1px solid var(--color-border);
  border-radius:var(--radius);
  overflow:hidden;
  transition:transform .32s ease,box-shadow .32s ease,border-color .32s ease;
}
.news-item:hover{
  transform:translateY(-4px);
  border-color:var(--color-primary);
  box-shadow:var(--shadow-md);
}
.news-item-inner{
  display:flex;
  flex-direction:column;
  height:100%;
  padding:26px 26px 22px;
  color:inherit;
}
.news-index{
  font-family:var(--font-serif);
  font-size:30px;
  font-weight:900;
  color:var(--color-accent);
  opacity:.65;
  line-height:1;
  margin-bottom:16px;
}
.news-meta{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:10px;
  flex-wrap:wrap;
}
.badge{
  display:inline-block;
  font-size:11px;
  font-weight:700;
  letter-spacing:.08em;
  color:var(--color-primary);
  background:rgba(169,84,46,.1);
  border:1px solid rgba(169,84,46,.2);
  border-radius:var(--radius-pill);
  padding:3px 12px;
}
.news-meta time{
  font-size:13px;
  color:var(--color-text-muted);
}
.news-item h3{
  font-size:18px;
  font-weight:700;
  line-height:1.55;
  font-family:var(--font-serif);
  margin-bottom:8px;
}
.news-item p{
  font-size:14px;
  color:var(--color-text-muted);
  line-height:1.75;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-arrow{
  margin-top:auto;
  padding-top:16px;
  display:flex;
  align-items:center;
  gap:8px;
  color:var(--color-primary);
  font-size:14px;
  font-weight:700;
}
.news-item:hover .news-arrow i{transform:translateX(4px)}
.news-arrow i{transition:transform .3s}
.news-empty{
  grid-column:1/-1;
  text-align:center;
  padding:50px 20px;
  background:var(--color-surface);
  border:1px dashed var(--color-border-dark);
  border-radius:var(--radius);
  color:var(--color-text-muted);
  font-size:15px;
}

/* ==========================================================
   数据统计
   ========================================================== */
.stats{
  background:
    linear-gradient(rgba(38,42,30,.9),rgba(26,30,22,.94)),
    url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  color:#fff;
  padding:80px 0;
}
.stats .section-head h2{color:#fff}
.stats .eyebrow{
  color:var(--color-accent-light);
  border-color:rgba(196,145,61,.4);
  background:rgba(196,145,61,.08);
}
.stats-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:22px;
  margin-top:20px;
}
.stat{
  text-align:center;
  padding:34px 12px;
  border-radius:var(--radius);
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.09);
  transition:all .3s ease;
}
.stat:hover{background:rgba(255,255,255,.08);transform:translateY(-4px)}
.stat strong{
  display:block;
  font-family:var(--font-serif);
  font-size:clamp(34px,4vw,48px);
  color:var(--color-accent);
  line-height:1.1;
}
.stat span{
  display:block;
  font-size:14px;
  letter-spacing:.06em;
  color:rgba(255,248,236,.72);
  margin-top:8px;
}

/* ==========================================================
   FAQ
   ========================================================== */
.faq-grid{
  max-width:860px;
  margin:0 auto;
  display:flex;
  flex-direction:column;
  gap:14px;
}
.faq-item{
  background:var(--color-surface);
  border:1px solid var(--color-border);
  border-radius:var(--radius);
  padding:22px 26px;
  transition:border-color .25s,box-shadow .25s;
  cursor:pointer;
}
.faq-item:hover{border-color:var(--color-border-dark)}
.faq-item[open]{
  border-color:var(--color-primary);
  box-shadow:var(--shadow-sm);
}
.faq-item summary{
  list-style:none;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  font-size:16px;
  font-weight:700;
  font-family:var(--font-serif);
  color:var(--color-text);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:'\f078';
  font-family:'Font Awesome 6 Free';
  font-weight:900;
  font-size:13px;
  color:var(--color-primary);
  flex-shrink:0;
  transition:transform .3s ease;
  width:26px;
  height:26px;
  border-radius:50%;
  background:rgba(169,84,46,.08);
  display:flex;
  align-items:center;
  justify-content:center;
}
.faq-item[open] summary::after{transform:rotate(180deg)}
.faq-item .faq-body{
  padding-top:14px;
  margin-top:14px;
  border-top:1px dashed var(--color-border);
  font-size:14px;
  line-height:1.9;
  color:var(--color-text-muted);
}

/* ==========================================================
   联系 / CTA
   ========================================================== */
.contact{
  background:
    linear-gradient(rgba(24,20,14,.78),rgba(18,14,9,.86)),
    url('/assets/images/backpic/back-3.png') center/cover no-repeat;
  color:#fff;
}
.contact-wrap{
  max-width:1000px;
  margin:0 auto;
}
.contact-card{
  background:var(--color-surface);
  border-radius:var(--radius-lg);
  padding:48px 56px;
  box-shadow:var(--shadow-lg);
  color:var(--color-text);
}
.contact-intro{text-align:center;max-width:580px;margin:0 auto 42px}
.contact-intro h2{
  font-family:var(--font-serif);
  font-size:clamp(26px,3vw,36px);
  margin-bottom:10px;
}
.contact-intro p{color:var(--color-text-muted);font-size:15px}
.contact-channels{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
}
.channel{
  background:var(--color-bg);
  border:1px solid var(--color-border);
  border-radius:var(--radius);
  padding:28px 18px;
  text-align:center;
  transition:all .3s ease;
}
.channel:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm);border-color:var(--color-border-dark)}
.channel i{
  width:46px;
  height:46px;
  border-radius:50%;
  background:var(--color-primary);
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:18px;
  margin:0 auto 16px;
}
.channel strong{
  display:block;
  font-size:15px;
  font-weight:700;
  margin-bottom:6px;
}
.channel span{font-size:13px;color:var(--color-text-muted)}

/* ==========================================================
   页脚
   ========================================================== */
.site-footer{
  background:var(--color-dark-2);
  color:#b9b0a2;
  padding:80px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.3fr .8fr 1fr;
  gap:50px;
  padding-bottom:40px;
}
.footer-brand .brand{margin-bottom:18px}
.footer-brand .brand-text strong{color:#fff}
.footer-brand p{
  font-size:14px;
  line-height:1.9;
  color:#9d9385;
  max-width:330px;
}
.footer-links h4,.footer-contact h4{
  font-size:16px;
  font-weight:700;
  color:#fff;
  margin-bottom:18px;
  font-family:var(--font-serif);
}
.footer-links ul{display:flex;flex-direction:column;gap:10px}
.footer-links a{
  color:#a99f91;
  font-size:14px;
  transition:all .25s ease;
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.footer-links a:hover{color:var(--color-accent);transform:translateX(4px)}
.footer-links a i{font-size:11px;color:var(--color-accent)}
.footer-contact p{
  font-size:14px;
  color:#a99f91;
  margin-bottom:12px;
  display:flex;
  align-items:center;
  gap:10px;
}
.footer-contact p i{color:var(--color-accent);width:18px;text-align:center}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.07);
  padding:22px 0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:10px;
  font-size:13px;
  color:#8a8173;
}
.footer-tech{color:var(--color-accent);opacity:.85}

/* ==========================================================
   响应式布局
   ========================================================== */
@media (max-width:1024px){
  .business-grid{grid-template-columns:repeat(2,1fr)}
  .about-grid{gap:44px}
  .guide-grid{gap:40px}
  .stats-grid{gap:16px}
  .contact-card{padding:40px 30px}
  .contact-channels{grid-template-columns:repeat(3,1fr);gap:14px}
}

@media (max-width:768px){
  .section{padding:var(--space-section-md) 0}
  .menu-toggle{display:block}
  .header-actions{display:none}
  .main-nav{
    position:fixed;
    top:72px;
    left:0;
    right:0;
    background:rgba(29,25,19,.98);
    backdrop-filter:blur(18px);
    max-height:0;
    overflow:hidden;
    transition:max-height .4s ease;
    border-bottom:1px solid rgba(255,255,255,.07);
  }
  .main-nav.open{
    max-height:320px;
    box-shadow:0 24px 48px rgba(0,0,0,.3);
  }
  .main-nav ul{
    flex-direction:column;
    align-items:stretch;
    padding:18px 24px 28px;
    gap:8px;
  }
  .main-nav ul li a{
    display:block;
    padding:13px 16px;
    border-radius:10px;
    font-size:15px;
  }
  .main-nav ul li a:hover{
    background:rgba(255,255,255,.05);
  }
  .main-nav.active a.active{
    background:rgba(196,145,61,.12);
  }
  .hero{min-height:70vh;padding:100px 0 70px}
  .hero-actions{flex-direction:column;width:100%;max-width:320px;margin:32px auto 0}
  .hero-actions .btn{width:100%}
  .about-grid{grid-template-columns:1fr;gap:44px}
  .about-media::after{right:-10px;bottom:-10px}
  .business-grid{grid-template-columns:1fr;gap:18px}
  .guide-grid{grid-template-columns:1fr}
  .news-list{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:14px}
  .contact-card{padding:34px 22px}
  .contact-channels{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:36px}
  .footer-bottom{flex-direction:column;text-align:center}
  .footer-links ul{flex-direction:row;flex-wrap:wrap;gap:14px}
  .footer-links ul li{min-width:calc(50% - 8px)}
}

@media (max-width:520px){
  .container{padding:0 18px}
  .brand-text strong{font-size:16px}
  .brand-text small{font-size:10px;letter-spacing:2px}
  .brand-mark{width:36px;height:36px;font-size:17px}
  .section-head{margin-bottom:36px}
  .section-head h2{font-size:26px}
  .stats-grid{grid-template-columns:1fr 1fr;gap:10px}
  .stat{padding:26px 10px}
  .stat strong{font-size:32px}
  .medium{grid-template-columns:1fr}
  .about-features{grid-template-columns:1fr}
  .guide-steps li{padding:12px 14px;gap:12px}
  .guide-steps li p{font-size:14px}
  .guide-steps li small{font-size:12px}
  .news-item-inner{padding:20px 18px}
  .news-item h3{font-size:16px}
  .faq-item{padding:18px}
  .faq-item summary{font-size:15px}
  .btn-lg{padding:14px 30px;font-size:15px}
  .contact-card{padding:32px 18px}
  .footer-grid{padding-bottom:30px}
}

/* roulang page: category1 */
/* ========== 设计变量 ========== */
:root {
  --primary: #7a5c3a;
  --primary-dark: #5f4529;
  --primary-light: #9d8061;
  --accent: #c4502e;
  --accent-soft: #e8c7a8;
  --secondary: #2f6b5a;
  --secondary-dark: #235046;
  --bg: #f4ead8;
  --bg-alt: #ebe0ca;
  --card-bg: #fffaf1;
  --dark-bg: #2c2621;
  --text: #2d2419;
  --text-light: #6b6157;
  --text-weak: #8e8377;
  --border: #d6c4a8;
  --border-dark: #b09472;
  --white: #fffdf8;
  --radius: 18px;
  --radius-sm: 10px;
  --radius-lg: 32px;
  --shadow: 0 10px 30px rgba(62, 45, 24, .08);
  --shadow-hover: 0 16px 40px rgba(62, 45, 24, .14);
  --shadow-hard: 4px 4px 0 rgba(80, 60, 35, .18);
  --font-serif: "Georgia", "Songti SC", "Noto Serif SC", serif;
  --font-sans: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --transition: all .25s ease;
  --container: 1180px;
}

/* ========== Reset ========== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background-color: var(--bg);
  background-image:
    radial-gradient(circle at 20% 30%, rgba(180, 150, 100, .08) 0%, transparent 50%),
    radial-gradient(circle at 85% 65%, rgba(60, 100, 80, .06) 0%, transparent 40%);
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: linear-gradient(rgba(120, 100, 70, .03) 1px, transparent 1px), linear-gradient(90deg, rgba(120, 100, 70, .03) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
  z-index: 0;
}

img { max-width: 100%; display: block; height: auto; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul, ol { list-style: none; }
button, input { font-family: inherit; font-size: inherit; border: none; background: none; cursor: pointer; }
button:focus-visible, a:focus-visible { outline: 3px solid rgba(196, 80, 46, .45); outline-offset: 3px; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
  position: relative;
  z-index: 1;
}

/* ========== 导航 ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(244, 234, 216, .88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 2px solid var(--border);
  padding: 14px 0;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 45px;
  height: 45px;
  background: var(--primary);
  color: var(--white);
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  border-radius: 14px 6px 14px 6px;
  box-shadow: var(--shadow-hard);
  transform: rotate(-3deg);
  transition: var(--transition);
}

.brand:hover .brand-mark {
  transform: rotate(3deg) translateY(-2px);
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand-text strong {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--primary-dark);
  letter-spacing: 1px;
}

.brand-text small {
  font-size: 12px;
  color: var(--text-light);
  letter-spacing: 3px;
}

.main-nav ul {
  display: flex;
  align-items: center;
  gap: 6px;
}

.main-nav a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  border-radius: 999px;
  border: 2px solid transparent;
  position: relative;
}

.main-nav a i {
  font-size: 13px;
  color: var(--primary-light);
  transition: var(--transition);
}

.main-nav a:hover {
  color: var(--accent);
  background: rgba(196, 80, 46, .06);
  border-color: rgba(196, 80, 46, .18);
}

.main-nav a:hover i { color: var(--accent); }

.main-nav a.active {
  color: var(--primary-dark);
  background: var(--white);
  border-color: var(--border-dark);
  box-shadow: var(--shadow-hard);
}

.main-nav a.active i {
  color: var(--accent);
}

.header-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 24px;
  background: var(--accent);
  color: var(--white);
  font-weight: 600;
  font-size: 14px;
  border-radius: 999px;
  box-shadow: var(--shadow-hard);
  transition: var(--transition);
  border: 2px solid var(--accent);
}

.header-cta i {
  font-size: 14px;
}

.header-cta:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 6px 6px 0 rgba(80, 60, 35, .25);
}

.header-cta:active {
  transform: translateY(0);
  box-shadow: 2px 2px 0 rgba(80, 60, 35, .18);
}

.header-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  background: var(--secondary);
  color: #e8f2ec;
  font-size: 12px;
  font-weight: 600;
  border-radius: 999px;
  letter-spacing: 1px;
}

.header-badge i {
  font-size: 11px;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  border: 2px solid var(--border-dark);
  border-radius: 12px;
  background: var(--card-bg);
  padding: 9px;
  z-index: 120;
}

.nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--primary-dark);
  border-radius: 2px;
  transition: var(--transition);
}

.nav-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ========== Hero ========== */
.page-hero {
  position: relative;
  padding: 120px 0 110px;
  background-image: url("/assets/images/backpic/back-1.png");
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  text-align: center;
  overflow: hidden;
  border-bottom: 4px solid var(--border-dark);
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(40, 30, 18, .72), rgba(50, 40, 24, .55)), radial-gradient(circle at 70% 30%, rgba(196, 80, 46, .2), transparent 50%);
  z-index: 1;
}

.page-hero::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(transparent, var(--bg));
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 780px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(255, 253, 248, .14);
  border: 1px solid rgba(255, 253, 248, .3);
  border-radius: 999px;
  color: #f0e6d2;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2px;
  margin-bottom: 28px;
  backdrop-filter: blur(8px);
}

.hero-badge i {
  color: var(--accent-soft);
}

.page-hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 6vw, 3.8rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.25;
  margin-bottom: 22px;
  text-shadow: 0 4px 30px rgba(0, 0, 0, .4);
}

.page-hero h1 span {
  color: var(--accent-soft);
  position: relative;
}

.page-hero h1 span::after {
  content: "";
  position: absolute;
  bottom: 4px;
  left: 0;
  right: 0;
  height: 6px;
  background: rgba(196, 80, 46, .5);
  border-radius: 3px;
  z-index: -1;
}

.page-hero p {
  color: rgba(255, 253, 248, .85);
  font-size: 17px;
  line-height: 1.8;
  max-width: 600px;
  margin: 0 auto 42px;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 30px;
  font-size: 15px;
  font-weight: 600;
  border-radius: 999px;
  transition: var(--transition);
  border: 2px solid transparent;
}

.btn-solid {
  background: var(--accent);
  color: var(--white);
  border-color: var(--accent);
  box-shadow: var(--shadow-hard);
}

.btn-solid:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-3px);
  box-shadow: 6px 6px 0 rgba(80, 60, 35, .28);
}

.btn-ghost {
  background: rgba(255, 253, 248, .12);
  color: var(--white);
  border-color: rgba(255, 253, 248, .4);
  backdrop-filter: blur(8px);
}

.btn-ghost:hover {
  background: rgba(255, 253, 248, .22);
  border-color: var(--white);
  transform: translateY(-3px);
}

.hero-meta {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-top: 50px;
}

.hero-meta-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: rgba(255, 253, 248, .7);
  padding: 7px 16px;
  background: rgba(255, 253, 248, .08);
  border-radius: 999px;
  border: 1px solid rgba(255, 253, 248, .18);
}

.hero-meta-item i {
  color: var(--accent-soft);
}

/* ========== 板块通用标题 ========== */
.section {
  padding: 96px 0;
}

.section-head {
  max-width: 680px;
  margin: 0 auto 56px;
  text-align: center;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 16px;
  background: var(--accent-soft);
  color: var(--primary-dark);
  font-size: 13px;
  font-weight: 700;
  border-radius: 999px;
  letter-spacing: 2px;
  margin-bottom: 18px;
}

.section-tag i {
  font-size: 12px;
}

.section-head h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  color: var(--primary-dark);
  line-height: 1.3;
  margin-bottom: 14px;
}

.section-head p {
  color: var(--text-light);
  font-size: 16px;
  line-height: 1.7;
}

/* ========== 入口渠道卡片 ========== */
.channel-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.channel-card {
  background: var(--card-bg);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  position: relative;
}

.channel-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--primary-light), var(--secondary));
  z-index: 2;
}

.channel-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
  border-color: var(--border-dark);
}

.channel-card-media {
  position: relative;
  height: 210px;
  overflow: hidden;
}

.channel-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}

.channel-card:hover .channel-card-media img {
  transform: scale(1.06);
}

.channel-card-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(40, 28, 18, .6));
}

.channel-icon {
  position: absolute;
  bottom: 16px;
  left: 20px;
  width: 50px;
  height: 50px;
  display: grid;
  place-items: center;
  background: var(--white);
  border: 2px solid var(--border-dark);
  border-radius: 14px 6px 14px 6px;
  font-size: 20px;
  color: var(--accent);
  box-shadow: var(--shadow-hard);
  z-index: 2;
}

.channel-card-body {
  padding: 26px 24px 28px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.channel-card-body h3 {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 10px;
}

.channel-card-body p {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.7;
  flex: 1;
  margin-bottom: 18px;
}

.channel-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
  padding: 10px 18px;
  border: 2px solid rgba(196, 80, 46, .3);
  border-radius: 999px;
  align-self: flex-start;
  transition: var(--transition);
  background: rgba(196, 80, 46, .04);
}

.channel-link:hover {
  background: var(--accent);
  color: var(--white);
  border-color: var(--accent);
  transform: translateX(4px);
}

.channel-link i {
  font-size: 12px;
  transition: var(--transition);
}

.channel-link:hover i {
  transform: translateX(3px);
}

/* ========== 流程步骤 ========== */
.steps-section {
  background: var(--bg-alt);
  position: relative;
  border-top: 2px solid var(--border);
  border-bottom: 2px solid var(--border);
}

.steps-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("/assets/images/backpic/back-2.png");
  background-size: cover;
  background-position: center;
  opacity: .05;
  pointer-events: none;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  position: relative;
}

.step-card {
  background: var(--card-bg);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 28px 32px;
  position: relative;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border-top: 4px solid var(--primary);
}

.step-card:nth-child(2) {
  border-top-color: var(--accent);
  transform: translateY(14px);
}

.step-card:nth-child(3) {
  border-top-color: var(--secondary);
}

.step-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
}

.step-card:nth-child(2):hover {
  transform: translateY(-4px);
}

.step-num {
  font-family: var(--font-serif);
  font-size: 48px;
  font-weight: 700;
  color: transparent;
  -webkit-text-stroke: 2px var(--primary-light);
  line-height: 1;
  margin-bottom: 16px;
  display: inline-block;
}

.step-card:nth-child(2) .step-num {
  -webkit-text-stroke-color: var(--accent);
}

.step-card:nth-child(3) .step-num {
  -webkit-text-stroke-color: var(--secondary);
}

.step-card h3 {
  font-family: var(--font-serif);
  font-size: 19px;
  color: var(--primary-dark);
  margin-bottom: 12px;
  font-weight: 700;
}

.step-card p {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.8;
}

.step-arrow {
  position: absolute;
  top: 50%;
  right: -34px;
  transform: translateY(-50%);
  font-size: 18px;
  color: var(--accent);
  z-index: 2;
  background: var(--bg-alt);
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 2px solid var(--border);
  box-shadow: var(--shadow);
}

.step-arrow:last-child { display: none; }

/* ========== 使用场景 ========== */
.scene-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--card-bg);
  box-shadow: var(--shadow);
}

.scene-item {
  padding: 38px 34px;
  display: flex;
  gap: 22px;
  align-items: flex-start;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
  position: relative;
}

.scene-item:nth-child(2n) {
  border-right: none;
}

.scene-item:nth-last-child(-n+2) {
  border-bottom: none;
}

.scene-item:hover {
  background: rgba(255, 250, 241, .7);
  box-shadow: inset 0 0 0 2px rgba(122, 92, 58, .12);
}

.scene-icon {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 20px;
  border-radius: 18px 8px 18px 8px;
  border: 2px solid rgba(196, 80, 46, .2);
}

.scene-content h3 {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 8px;
}

.scene-content p {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.75;
}

.scene-tag {
  display: inline-block;
  margin-top: 12px;
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 600;
  background: var(--bg-alt);
  color: var(--secondary);
  border-radius: 999px;
  border: 1px solid rgba(47, 107, 90, .2);
}

/* ========== 安全提示 ========== */
.security-section {
  background: var(--dark-bg);
  color: var(--white);
  position: relative;
  overflow: hidden;
  border-top: 4px solid var(--accent);
  border-bottom: 4px solid var(--accent);
}

.security-section::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 380px;
  height: 380px;
  background: radial-gradient(circle, rgba(196, 80, 46, .2), transparent 60%);
}

.security-section::after {
  content: "";
  position: absolute;
  bottom: -80px;
  left: -80px;
  width: 260px;
  height: 260px;
  border: 2px solid rgba(255, 255, 255, .06);
  border-radius: 50%;
}

.security-section .section-head h2 {
  color: var(--white);
}

.security-section .section-head p {
  color: rgba(255, 255, 255, .7);
}

.security-section .section-tag {
  background: rgba(196, 80, 46, .2);
  color: #f0c9b8;
}

.security-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  position: relative;
  z-index: 2;
}

.security-item {
  display: flex;
  gap: 16px;
  padding: 24px 22px;
  background: rgba(255, 255, 255, .04);
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: var(--radius);
  transition: var(--transition);
}

.security-item:hover {
  background: rgba(255, 255, 255, .08);
  border-color: rgba(255, 255, 255, .2);
  transform: translateY(-3px);
}

.security-item i {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  background: rgba(196, 80, 46, .2);
  color: #f0c9b8;
  border-radius: 12px 5px 12px 5px;
  font-size: 16px;
}

.security-item h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 6px;
}

.security-item p {
  font-size: 13px;
  color: rgba(255, 255, 255, .65);
  line-height: 1.7;
}

/* ========== FAQ ========== */
.faq-grid {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--card-bg);
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item.active {
  border-color: var(--primary-light);
  box-shadow: var(--shadow);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  background: transparent;
  text-align: left;
}

.faq-question:hover {
  background: rgba(122, 92, 58, .04);
}

.faq-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  background: var(--accent-soft);
  border-radius: 50%;
  color: var(--accent);
  font-size: 12px;
  flex-shrink: 0;
  transition: var(--transition);
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
  background: var(--accent);
  color: var(--white);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease;
}

.faq-answer-inner {
  padding: 0 24px 22px 70px;
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.8;
}

.faq-answer-inner a {
  color: var(--accent);
  font-weight: 600;
  border-bottom: 1px dashed var(--accent);
}

.faq-answer-inner a:hover {
  color: var(--primary-dark);
  border-bottom-style: solid;
}

/* ========== CTA ========== */
.cta-section {
  position: relative;
  padding: 90px 0;
  background-image: url("/assets/images/backpic/back-3.png");
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  text-align: center;
  overflow: hidden;
}

.cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(47, 107, 90, .85), rgba(122, 92, 58, .88));
  z-index: 1;
}

.cta-content {
  position: relative;
  z-index: 2;
  max-width: 640px;
  margin: 0 auto;
}

.cta-stamp {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  border: 2px solid rgba(255, 255, 255, .5);
  border-radius: 999px;
  color: var(--white);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  margin-bottom: 28px;
  transform: rotate(-2deg);
  background: rgba(255, 255, 255, .1);
  backdrop-filter: blur(6px);
}

.cta-stamp i {
  font-size: 14px;
}

.cta-content h2 {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3rem);
  color: var(--white);
  margin-bottom: 16px;
  line-height: 1.3;
}

.cta-content p {
  color: rgba(255, 255, 255, .85);
  font-size: 15px;
  margin-bottom: 36px;
  line-height: 1.8;
}

.cta-btns {
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

.btn-light {
  background: var(--white);
  color: var(--primary-dark);
  border-color: var(--white);
  box-shadow: 4px 4px 0 rgba(0, 0, 0, .2);
}

.btn-light:hover {
  background: var(--accent-soft);
  border-color: var(--accent-soft);
  transform: translateY(-3px);
}

.btn-outline-light {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, .5);
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, .15);
  border-color: var(--white);
  transform: translateY(-3px);
}

.cta-contact-row {
  display: flex;
  justify-content: center;
  gap: 30px;
  flex-wrap: wrap;
  margin-top: 42px;
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, .2);
}

.cta-contact-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255, 255, 255, .8);
  font-size: 14px;
}

.cta-contact-item i {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, .15);
  border-radius: 50%;
  color: var(--white);
  font-size: 14px;
}

/* ========== 页脚 ========== */
.site-footer {
  background: var(--dark-bg);
  color: rgba(255, 255, 255, .75);
  padding: 80px 0 0;
  position: relative;
  border-top: 4px solid var(--primary);
}

.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--primary-light), var(--secondary));
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
}

.footer-brand .brand {
  margin-bottom: 18px;
}

.footer-brand .brand-mark {
  background: var(--primary-light);
}

.footer-brand .brand-text strong {
  color: var(--white);
}

.footer-brand .brand-text small {
  color: rgba(255, 255, 255, .5);
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, .55);
  max-width: 340px;
}

.footer-links h4,
.footer-contact h4 {
  font-family: var(--font-serif);
  font-size: 16px;
  color: var(--white);
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 12px;
}

.footer-links h4::after,
.footer-contact h4::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 32px;
  height: 2px;
  background: var(--accent);
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: rgba(255, 255, 255, .6);
  transition: var(--transition);
}

.footer-links a i {
  font-size: 11px;
  color: var(--primary-light);
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--white);
  transform: translateX(4px);
}

.footer-links a:hover i {
  color: var(--accent);
  transform: translateX(2px);
}

.footer-contact p {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: rgba(255, 255, 255, .6);
  margin-bottom: 12px;
}

.footer-contact p i {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, .06);
  border-radius: 8px;
  color: var(--primary-light);
  font-size: 13px;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  border-top: 1px solid rgba(255, 255, 255, .1);
  flex-wrap: wrap;
  gap: 10px;
}

.footer-bottom p {
  font-size: 13px;
  color: rgba(255, 255, 255, .4);
}

.footer-tech {
  font-size: 12px;
  letter-spacing: 1px;
}

/* ========== 响应式 ========== */
@media (max-width: 1024px) {
  .channel-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .steps-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .step-card:nth-child(2) {
    transform: none;
  }

  .step-card:hover {
    transform: translateY(-8px);
  }

  .step-card:nth-child(2):hover {
    transform: translateY(-8px);
  }

  .step-arrow {
    display: none;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 820px) {
  .site-header {
    padding: 10px 0;
  }

  .nav-toggle {
    display: flex;
  }

  .header-inner {
    position: relative;
  }

  .main-nav {
    display: none;
    position: absolute;
    top: calc(100% + 12px);
    left: 0;
    right: 0;
    background: var(--card-bg);
    border: 2px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-hover);
    padding: 18px;
    flex-direction: column;
    gap: 6px;
  }

  .main-nav.open {
    display: block;
  }

  .main-nav ul {
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
  }

  .main-nav a {
    justify-content: flex-start;
    border-radius: var(--radius-sm);
  }

  .header-cta {
    margin-left: auto;
    padding: 10px 18px;
    font-size: 13px;
  }

  .page-hero {
    padding: 90px 0 80px;
  }

  .section {
    padding: 72px 0;
  }

  .scene-grid {
    grid-template-columns: 1fr;
  }

  .scene-item:nth-child(2n) {
    border-right: 1px solid var(--border);
  }

  .scene-item:nth-last-child(-n+2) {
    border-bottom: 1px solid var(--border);
  }

  .scene-item:last-child {
    border-bottom: none;
  }

  .security-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .container {
    padding: 0 18px;
  }

  .channel-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .btn {
    padding: 13px 22px;
    font-size: 14px;
  }

  .page-hero h1 {
    font-size: 2.2rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .faq-answer-inner {
    padding-left: 24px;
  }

  .cta-btns {
    flex-direction: column;
    align-items: center;
  }

  .cta-btns .btn {
    width: 100%;
  }
}

@media (max-width: 520px) {
  .header-badge {
    display: none;
  }

  .brand-text small {
    letter-spacing: 1px;
  }

  .page-hero {
    padding: 72px 0 64px;
  }

  .hero-meta {
    gap: 10px;
    margin-top: 32px;
  }

  .hero-meta-item {
    padding: 5px 12px;
    font-size: 12px;
  }

  .section-head {
    margin-bottom: 40px;
  }
}

/* roulang page: article */
:root{
  --primary:#18304a;
  --primary-dark:#102238;
  --primary-light:#2b507a;
  --accent:#b78a54;
  --accent-dark:#946c3a;
  --accent-light:#d7b886;
  --bg:#f5efe6;
  --bg-deep:#e9e0d2;
  --card:#fffdf8;
  --text:#2d2822;
  --text-weak:#776f63;
  --border:#ddd0ba;
  --border-strong:#c2b096;
  --radius:18px;
  --radius-sm:12px;
  --shadow-sm:0 2px 10px rgba(45,35,20,.06);
  --shadow-md:0 10px 36px rgba(45,35,20,.09);
  --shadow-lg:0 20px 54px rgba(45,35,20,.13);
  --transition:.25s ease;
  --font-serif:Georgia,"Noto Serif SC","Songti SC",SimSun,serif;
  --font-sans:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-sans);background:var(--bg);color:var(--text);line-height:1.7;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
ul,ol{list-style:none}
.container{width:min(1200px,92%);margin:0 auto}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.8rem 1.8rem;border-radius:999px;font-weight:600;font-size:.95rem;line-height:1.4;border:1px solid transparent;transition:all var(--transition);text-align:center}
.btn:focus-visible{outline:3px solid rgba(183,138,84,.45);outline-offset:2px}
.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary);box-shadow:0 4px 16px rgba(24,48,74,.2)}
.btn-primary:hover{background:var(--primary-light);border-color:var(--primary-light);transform:translateY(-2px);box-shadow:0 8px 24px rgba(24,48,74,.26)}
.btn-outline{background:transparent;color:var(--primary);border-color:var(--border-strong)}
.btn-outline:hover{border-color:var(--primary);background:var(--primary);color:#fff;transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--primary);border-color:#fff;box-shadow:0 4px 16px rgba(0,0,0,.12)}
.btn-light:hover{background:var(--accent-light);color:var(--primary);transform:translateY(-2px)}
.btn-sm{padding:.5rem 1.2rem;font-size:.87rem}
.site-header{background:var(--card);border-bottom:1px solid var(--border);box-shadow:var(--shadow-sm);position:sticky;top:0;z-index:100}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:.9rem 0;gap:1.5rem}
.brand{display:flex;align-items:center;gap:.7rem;flex-shrink:0}
.brand-mark{width:44px;height:44px;border-radius:50%;background:var(--primary);color:var(--accent-light);display:flex;align-items:center;justify-content:center;font-family:var(--font-serif);font-size:1.35rem;font-weight:700;border:2px solid var(--accent);box-shadow:0 0 0 3px rgba(183,138,84,.18)}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-family:var(--font-serif);font-size:1.18rem;color:var(--primary);letter-spacing:.02em}
.brand-text small{font-size:.72rem;color:var(--text-weak);letter-spacing:.18em}
.main-nav ul{display:flex;gap:.25rem;align-items:center;flex-wrap:wrap}
.main-nav .nav-link{display:inline-block;padding:.6rem 1.15rem;border-radius:999px;font-weight:500;font-size:.92rem;color:var(--text-weak);transition:all var(--transition);border:1px solid transparent}
.main-nav .nav-link:hover{color:var(--primary);background:rgba(24,48,74,.06)}
.main-nav .nav-link.active{color:var(--primary);background:var(--bg);border-color:var(--border);font-weight:600;box-shadow:inset 0 1px 0 rgba(255,255,255,.7)}
.header-actions{display:flex;align-items:center;gap:.6rem}
.header-cta{display:inline-flex}
.nav-toggle{display:none;width:42px;height:42px;border-radius:10px;background:var(--bg);border:1px solid var(--border);align-items:center;justify-content:center;color:var(--primary);font-size:1.1rem;transition:all var(--transition)}
.nav-toggle:hover{background:var(--bg-deep)}
.breadcrumb-bar{background:var(--bg-deep);border-bottom:1px solid var(--border);padding:.7rem 0}
.breadcrumb{display:flex;align-items:center;gap:.55rem;font-size:.86rem;color:var(--text-weak);flex-wrap:wrap}
.breadcrumb a{color:var(--primary);font-weight:500}
.breadcrumb a:hover{color:var(--accent-dark)}
.breadcrumb .current{color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:280px}
.article-banner{position:relative;padding:5rem 0 4.2rem;overflow:hidden;background:var(--primary-dark)}
.article-banner-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.32;transition:opacity .6s}
.article-banner::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(16,34,56,.86) 0%,rgba(16,34,56,.55) 55%,rgba(16,34,56,.74) 100%)}
.article-banner-content{position:relative;z-index:2;text-align:center;max-width:880px;margin:0 auto}
.category-badge{display:inline-flex;align-items:center;gap:.45rem;background:rgba(215,184,134,.16);border:1px solid rgba(215,184,134,.4);color:var(--accent-light);padding:.4rem 1.2rem;border-radius:999px;font-size:.82rem;font-weight:600;letter-spacing:.08em;margin-bottom:1.4rem;backdrop-filter:blur(4px)}
.article-banner h1{font-family:var(--font-serif);font-size:clamp(1.8rem,3.6vw,2.8rem);color:#fff;line-height:1.35;font-weight:700;letter-spacing:.01em;margin-bottom:1.2rem}
.article-banner h1::after{content:"";display:block;width:60px;height:3px;background:var(--accent);margin:1.2rem auto 0;border-radius:3px}
.article-meta{display:flex;justify-content:center;gap:1.5rem;flex-wrap:wrap;color:rgba(255,255,255,.78);font-size:.88rem}
.meta-item{display:inline-flex;align-items:center;gap:.45rem}
.meta-item i{color:var(--accent-light)}
.article-content-section{padding:3rem 0 4.5rem;background:var(--bg)}
.article-layout{max-width:860px;margin:0 auto}
.article-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-md);padding:2.6rem 3rem;position:relative}
.article-card::before{content:"";position:absolute;top:16px;left:16px;right:16px;height:1px;background:linear-gradient(90deg,var(--accent),transparent 60%,var(--accent))}
.article-body{font-size:1.02rem;line-height:1.9;color:var(--text)}
.article-body p{margin-bottom:1.35em}
.article-body h2{font-family:var(--font-serif);font-size:1.55rem;color:var(--primary);margin:2em 0 .8em;padding-bottom:.45em;border-bottom:2px solid var(--accent);position:relative}
.article-body h2::after{content:"";position:absolute;bottom:-2px;left:0;width:44px;height:2px;background:var(--primary)}
.article-body h3{font-family:var(--font-serif);font-size:1.22rem;color:var(--primary);margin:1.8em 0 .7em;padding-left:.75em;border-left:4px solid var(--accent)}
.article-body ul,.article-body ol{margin:0 0 1.4em 1.4em}
.article-body ul li{list-style:disc;margin-bottom:.45em}
.article-body ol li{list-style:decimal;margin-bottom:.45em}
.article-body li::marker{color:var(--accent)}
.article-body a{color:var(--primary);border-bottom:1px solid var(--accent);transition:all var(--transition)}
.article-body a:hover{color:var(--accent-dark);border-bottom-color:var(--accent-dark)}
.article-body img{border-radius:var(--radius-sm);box-shadow:var(--shadow-sm);margin:1.6rem auto;border:1px solid var(--border)}
.article-body blockquote{border-left:4px solid var(--accent);background:rgba(183,138,84,.08);padding:1.1rem 1.4rem;border-radius:0 var(--radius-sm) var(--radius-sm) 0;margin:1.6em 0;color:var(--text-weak);font-style:italic}
.article-body code{background:var(--bg-deep);padding:.15em .5em;border-radius:6px;font-size:.9em}
.article-tags{display:flex;align-items:center;gap:.6rem;flex-wrap:wrap;margin-top:2.2rem;padding-top:1.6rem;border-top:1px solid var(--border)}
.tag-label{display:inline-flex;align-items:center;gap:.4rem;color:var(--text-weak);font-size:.88rem;margin-right:.3rem}
.tag{display:inline-block;background:var(--bg);border:1px solid var(--border);color:var(--primary);padding:.3rem 1rem;border-radius:999px;font-size:.82rem;transition:all var(--transition)}
.tag:hover{background:var(--accent);border-color:var(--accent);color:#fff}
.article-footer-nav{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;margin-top:2rem;padding-top:1.8rem;border-top:1px solid var(--border)}
.attach-section{padding:0 0 4.5rem;background:var(--bg)}
.attach-card{display:grid;grid-template-columns:280px 1fr;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:box-shadow var(--transition)}
.attach-card:hover{box-shadow:var(--shadow-md)}
.attach-media img{width:100%;height:100%;object-fit:cover}
.attach-content{padding:2rem 2.4rem;display:flex;flex-direction:column;justify-content:center;align-items:flex-start}
.attach-content .attach-kicker{display:inline-flex;align-items:center;gap:.4rem;color:var(--accent-dark);font-size:.8rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;margin-bottom:.6rem}
.attach-content h3{font-family:var(--font-serif);font-size:1.45rem;color:var(--primary);margin-bottom:.6rem}
.attach-content p{color:var(--text-weak);font-size:.95rem;line-height:1.75;margin-bottom:1.2rem}
.cta-section{padding:4.5rem 0;background:var(--primary);position:relative;overflow:hidden}
.cta-section::before{content:"";position:absolute;inset:0;background-image:url('/assets/images/backpic/back-3.png');background-size:cover;background-position:center;opacity:.14}
.cta-section::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(16,34,56,.7),rgba(16,34,56,.4))}
.cta-box{position:relative;z-index:3;display:flex;align-items:center;gap:2rem;flex-wrap:wrap;justify-content:space-between}
.cta-icon{width:66px;height:66px;border-radius:50%;background:rgba(215,184,134,.16);border:1px solid rgba(215,184,134,.45);color:var(--accent-light);display:flex;align-items:center;justify-content:center;font-size:1.5rem;flex-shrink:0}
.cta-text{flex:1;min-width:240px}
.cta-text h3{font-family:var(--font-serif);font-size:1.5rem;color:#fff;margin-bottom:.4rem}
.cta-text p{color:rgba(255,255,255,.8);font-size:.96rem}
.faq-section{padding:4.8rem 0;background:var(--bg)}
.section-head{text-align:center;max-width:640px;margin:0 auto 3rem}
.section-kicker{display:inline-block;background:rgba(183,138,84,.12);border:1px solid rgba(183,138,84,.3);color:var(--accent-dark);font-size:.8rem;font-weight:700;letter-spacing:.14em;padding:.3rem 1.2rem;border-radius:999px;margin-bottom:.9rem}
.section-head h2{font-family:var(--font-serif);font-size:2rem;color:var(--primary);line-height:1.35;margin-bottom:.6rem}
.section-head h2::after{content:"";display:block;width:48px;height:3px;background:var(--accent);margin:.8rem auto 0;border-radius:3px}
.section-head p{color:var(--text-weak);font-size:.96rem}
.faq-grid{max-width:780px;margin:0 auto;display:flex;flex-direction:column;gap:.9rem}
.faq-item{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden;transition:all var(--transition)}
.faq-item:hover{border-color:var(--border-strong);box-shadow:var(--shadow-sm)}
.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1.15rem 1.5rem;font-weight:600;font-size:.98rem;color:var(--primary);cursor:pointer;list-style:none;transition:background var(--transition)}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;font-size:.8rem;color:var(--accent);transition:transform var(--transition);flex-shrink:0}
.faq-item[open] summary{background:rgba(183,138,84,.06)}
.faq-item[open] summary::after{transform:rotate(180deg)}
.faq-item p{padding:.2rem 1.5rem 1.3rem;color:var(--text-weak);font-size:.92rem;line-height:1.8}
.not-found-section{padding:6rem 0;background:var(--bg)}
.not-found-card{max-width:560px;margin:0 auto;text-align:center;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:3.6rem 2.5rem;box-shadow:var(--shadow-md);position:relative}
.not-found-card::before{content:"";position:absolute;top:14px;left:14px;right:14px;height:1px;background:linear-gradient(90deg,var(--accent),transparent 55%,var(--accent))}
.not-found-icon{width:72px;height:72px;border-radius:50%;background:var(--bg);color:var(--accent);display:flex;align-items:center;justify-content:center;font-size:1.8rem;margin:0 auto 1.4rem;border:1px dashed var(--border-strong)}
.not-found-card h1{font-family:var(--font-serif);font-size:1.9rem;color:var(--primary);margin-bottom:.7rem}
.not-found-card p{color:var(--text-weak);margin-bottom:1.7rem;font-size:.95rem}
.site-footer{background:var(--primary-dark);color:rgba(255,255,255,.86);padding:3.6rem 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr 1fr;gap:2.5rem;padding-bottom:2.6rem}
.footer-brand .brand{margin-bottom:1rem}
.footer-brand .brand-mark{background:transparent;border-color:var(--accent);color:var(--accent-light)}
.footer-brand .brand-text strong{color:#fff}
.footer-brand .brand-text small{color:rgba(255,255,255,.55)}
.footer-brand p{font-size:.9rem;color:rgba(255,255,255,.58);line-height:1.75;max-width:320px}
.footer-links h4,.footer-contact h4{font-family:var(--font-serif);font-size:1.05rem;color:#fff;margin-bottom:1.1rem}
.footer-links ul li{margin-bottom:.55rem}
.footer-links a{color:rgba(255,255,255,.66);font-size:.9rem;transition:all var(--transition);display:inline-flex;align-items:center;gap:.4rem}
.footer-links a i{font-size:.7rem;color:var(--accent)}
.footer-links a:hover{color:var(--accent-light);transform:translateX(3px)}
.footer-contact p{font-size:.9rem;color:rgba(255,255,255,.66);margin-bottom:.6rem;display:flex;align-items:center;gap:.55rem}
.footer-contact p i{color:var(--accent);width:18px;text-align:center}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:1.4rem 0;display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap}
.footer-bottom p{font-size:.84rem;color:rgba(255,255,255,.48)}
.footer-tech{letter-spacing:.04em}
@media(max-width:1024px){
  .footer-grid{grid-template-columns:1fr 1fr}
  .article-card{padding:2.2rem 2rem}
}
@media(max-width:768px){
  .nav-toggle{display:inline-flex}
  .main-nav{position:fixed;top:72px;left:0;right:0;background:var(--card);border-bottom:1px solid var(--border);box-shadow:var(--shadow-md);padding:.8rem 6% 1.2rem;display:none;z-index:99}
  .main-nav.is-open{display:block}
  .main-nav ul{flex-direction:column;align-items:stretch;gap:.2rem}
  .main-nav .nav-link{display:block;padding:.75rem 1.2rem;border-radius:10px;border:1px solid transparent}
  .main-nav .nav-link.active{background:var(--bg);border-color:var(--border)}
  .header-cta{display:none}
  .article-banner{padding:3.4rem 0 3rem}
  .article-banner h1{font-size:1.7rem}
  .article-card{padding:1.8rem 1.3rem}
  .article-body{font-size:.98rem;line-height:1.85}
  .attach-card{grid-template-columns:1fr}
  .attach-media img{height:200px}
  .attach-content{padding:1.6rem 1.5rem}
  .cta-box{gap:1.2rem}
  .cta-icon{width:52px;height:52px;font-size:1.2rem}
  .footer-grid{grid-template-columns:1fr;gap:2rem}
  .footer-bottom{flex-direction:column;text-align:center}
  .breadcrumb .current{max-width:180px}
}
@media(max-width:520px){
  .container{width:90%}
  .brand-text strong{font-size:1.05rem}
  .brand-text small{font-size:.65rem}
  .article-meta{gap:.9rem;font-size:.82rem}
  .article-footer-nav .btn{width:100%}
  .cta-box{flex-direction:column;text-align:center;align-items:center}
  .cta-text{min-width:0}
  .article-body h2{font-size:1.35rem}
  .article-body h3{font-size:1.1rem}
  .footer-bottom p{font-size:.78rem}
}