/* roulang page: index */
:root{
  --brand-900:#173F3A;
  --brand-700:#235C52;
  --brand-500:#2F7D5C;
  --accent-500:#C08A3E;
  --accent-600:#A96F2C;
  --coral-500:#E06B4F;
  --bg-100:#F7F2E8;
  --bg-200:#EFE7D8;
  --surface:#FFFFFF;
  --ink-900:#121816;
  --text-700:#24211D;
  --muted-500:#6E6A61;
  --line-200:#E4DBCB;
  --success:#2F7D5C;
  --warning:#B7791F;
  --radius-sm:10px;
  --radius-md:16px;
  --radius-lg:24px;
  --radius-pill:999px;
  --shadow-sm:0 4px 16px rgba(18,24,22,.06);
  --shadow-md:0 12px 36px rgba(18,24,22,.10);
  --shadow-lg:0 24px 80px rgba(18,24,22,.16);
  --section-y:88px;
  --container-max:1240px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;line-height:1.75;color:var(--text-700);
  background:var(--bg-100);
  padding-bottom:0;
}
h1,h2,h3,h4,h5{color:var(--ink-900);font-weight:800;letter-spacing:.01em;margin:0 0 .6em;}
h1{font-size:clamp(2.1rem,4vw,3.5rem);line-height:1.22;font-weight:800;}
h2{font-size:clamp(1.55rem,2.4vw,2.15rem);line-height:1.3;}
h3{font-size:1.28rem;line-height:1.4;}
p{margin:0 0 1em;}
img{max-width:100%;display:block;}
a{color:var(--brand-900);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease;}
a:hover{color:var(--accent-600);text-decoration:underline;}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--accent-500);outline-offset:2px;}
ul,ol{margin:0 0 1em;padding-left:1.25rem;}
.container-xxl{max-width:var(--container-max);padding-left:24px;padding-right:24px;margin:0 auto;}
.sec{padding:var(--section-y) 0;border-top:1px solid var(--line-200);}
.sec--surface{background:var(--surface);}
.sec--tint{background:var(--bg-200);}
.sec--dark{background:var(--brand-900);border-top:1px solid rgba(255,255,255,.12);}
.sec-head{max-width:760px;margin-bottom:40px;}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.08em;
  color:var(--accent-600);text-transform:uppercase;
  background:rgba(192,138,62,.12);
  border:1px solid rgba(192,138,62,.32);
  border-radius:var(--radius-pill);
  padding:5px 14px;margin-bottom:16px;
}
.sec-head p{color:var(--muted-500);font-size:1rem;margin-bottom:0;}
.sec--dark h2,.sec--dark h3,.sec--dark p,.sec--dark .sec-head p{color:#F4EFE4;}
.sec--dark .eyebrow{color:#F0C98A;background:rgba(240,201,138,.14);border-color:rgba(240,201,138,.35);}

/* 按钮 */
.btn-brand,.btn-ghost,.btn-accent,.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:700;line-height:1;
  padding:14px 26px;border-radius:var(--radius-pill);
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
  text-decoration:none;
}
.btn-brand{background:var(--brand-900);color:#F7F2E8;box-shadow:var(--shadow-sm);}
.btn-brand:hover{background:var(--brand-700);color:#FFF9EE;text-decoration:none;transform:translateY(-1px);box-shadow:var(--shadow-md);}
.btn-brand:active{transform:scale(.98);}
.btn-accent{background:var(--accent-500);color:#20180C;box-shadow:var(--shadow-sm);}
.btn-accent:hover{background:var(--accent-600);color:#FFF8EC;text-decoration:none;transform:translateY(-1px);box-shadow:var(--shadow-md);}
.btn-ghost{background:transparent;color:var(--brand-900);border-color:var(--brand-900);}
.btn-ghost:hover{background:var(--brand-900);color:#F7F2E8;text-decoration:none;transform:translateY(-1px);}
.btn-line{background:transparent;color:#F4EFE4;border-color:rgba(244,239,228,.55);}
.btn-line:hover{background:rgba(244,239,228,.12);color:#FFF9EE;border-color:#F0C98A;text-decoration:none;transform:translateY(-1px);}
.btn-sm{padding:9px 18px;font-size:13.5px;}
.btn-brand:disabled,.btn-accent:disabled{opacity:.5;transform:none;box-shadow:none;cursor:not-allowed;}

/* 头部导航 */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(247,242,232,.96);
  border-bottom:1px solid var(--line-200);
  backdrop-filter:saturate(120%) blur(6px);
}
.header-inner{display:flex;align-items:center;gap:24px;min-height:76px;}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--brand-900);font-size:17px;white-space:nowrap;}
.brand:hover{text-decoration:none;color:var(--brand-700);}
.brand-mark{
  width:26px;height:26px;border-radius:50%;flex:0 0 26px;
  background:radial-gradient(circle at 32% 30%,#3C8D68,#173F3A 68%);
  position:relative;
}
.brand-mark::after{content:"";position:absolute;right:-3px;bottom:-2px;width:9px;height:9px;border-radius:50%;background:var(--accent-500);border:2px solid var(--bg-100);}
.brand-dot{color:var(--accent-500);margin:0 2px;}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto;}
.main-nav a{
  padding:9px 14px;border-radius:var(--radius-pill);
  font-size:14.5px;font-weight:600;color:var(--text-700);
}
.main-nav a:hover{background:rgba(35,92,82,.09);color:var(--brand-900);text-decoration:none;}
.main-nav a.active{background:var(--brand-900);color:#F7F2E8;}
.main-nav a.active:hover{background:var(--brand-700);color:#FFF9EE;}
.header-actions{display:flex;align-items:center;gap:10px;}
.icon-btn{
  width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:var(--radius-pill);border:1px solid var(--line-200);
  background:var(--surface);color:var(--brand-900);font-size:16px;cursor:pointer;
  transition:background-color .2s,border-color .2s,color .2s,transform .18s;
}
.icon-btn:hover{background:var(--bg-200);border-color:var(--accent-500);color:var(--accent-600);transform:translateY(-1px);}
.menu-btn{display:none;}

/* Hero */
.hero{position:relative;padding:64px 0 56px;background:var(--bg-100);overflow:hidden;}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/cae9cfbf2785f3ae.webp');
  background-size:cover;background-position:center;
  opacity:.16;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(247,242,232,.55) 0%,rgba(247,242,232,.94) 62%,var(--bg-100) 100%);
}
.hero .container-xxl{position:relative;z-index:2;}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px;}
.hero-tags .tag{
  font-size:13px;font-weight:600;color:var(--brand-700);
  background:rgba(255,255,255,.85);border:1px solid var(--line-200);
  border-radius:var(--radius-pill);padding:5px 13px;
}
.hero-tags .tag.is-today{background:var(--accent-500);color:#20180C;border-color:var(--accent-500);}
.hero-lead{font-size:16.5px;line-height:1.85;color:var(--text-700);max-width:640px;margin-bottom:26px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px;}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;}
.hero-badges span{
  display:inline-flex;align-items:center;gap:7px;
  font-size:13.5px;font-weight:600;color:var(--brand-900);
  background:var(--surface);border:1px solid var(--line-200);
  border-radius:var(--radius-sm);padding:8px 13px;box-shadow:var(--shadow-sm);
}
.hero-badges i{color:var(--accent-600);}
.hero-visual{position:relative;margin:0;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-200);box-shadow:var(--shadow-md);background:var(--surface);}
.hero-visual img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.hero-stamp{
  position:absolute;left:16px;bottom:16px;
  background:rgba(23,63,58,.92);color:#F4EFE4;
  font-size:12.5px;font-weight:700;letter-spacing:.04em;
  padding:7px 14px;border-radius:var(--radius-pill);
}
.nearby{margin-top:16px;background:var(--surface);border:1px solid var(--line-200);border-radius:var(--radius-md);padding:14px 16px;box-shadow:var(--shadow-sm);}
.nearby-label{display:block;font-size:12.5px;font-weight:700;letter-spacing:.06em;color:var(--muted-500);margin-bottom:8px;}
.nearby-list{display:flex;flex-wrap:wrap;gap:8px;}
.nearby-list a{
  font-size:13px;font-weight:600;color:var(--brand-700);
  background:var(--bg-100);border:1px solid var(--line-200);
  border-radius:var(--radius-pill);padding:5px 12px;
}
.nearby-list a:hover{background:var(--brand-900);color:#F7F2E8;border-color:var(--brand-900);text-decoration:none;}
.hero-strip{
  margin-top:40px;display:flex;flex-wrap:wrap;align-items:center;gap:14px 26px;
  background:var(--surface);border:1px solid var(--line-200);border-radius:var(--radius-md);
  padding:16px 22px;box-shadow:var(--shadow-sm);
}
.hero-strip .strip-title{font-weight:800;color:var(--brand-900);font-size:15px;}
.hero-strip .strip-item{font-size:14px;color:var(--muted-500);display:inline-flex;align-items:center;gap:7px;}
.hero-strip .strip-item::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent-500);}

/* 数据带 */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.metric{
  background:var(--surface);border:1px solid var(--line-200);border-radius:var(--radius-md);
  padding:22px;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s,border-color .2s;
}
.metric:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(192,138,62,.5);}
.metric .m-label{font-size:13px;color:var(--muted-500);font-weight:600;margin-bottom:6px;}
.metric .m-value{font-size:1.5rem;font-weight:800;color:var(--brand-900);line-height:1.2;}
.metric .m-note{font-size:13px;color:var(--muted-500);margin-top:6px;}

/* 下载 */
.download-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.dl-card{
  background:var(--surface);border:1px solid var(--line-200);border-radius:var(--radius-lg);
  padding:28px 24px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:10px;
  transition:transform .2s,box-shadow .2s,border-color .2s;
}
.dl-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(47,125,92,.45);}
.dl-icon{
  width:48px;height:48px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:rgba(47,125,92,.12);color:var(--brand-700);font-size:22px;
}
.dl-card h3{margin:0;font-size:1.15rem;}
.dl-card p{font-size:14px;color:var(--muted-500);margin:0 0 6px;}
.dl-card .btn-brand,.dl-card .btn-accent,.dl-card .btn-ghost{margin-top:auto;width:100%;}

/* 功能分组 */
.feat-wrap{display:grid;grid-template-columns:3fr 9fr;gap:28px;}
.feat-tabs{display:flex;flex-direction:column;gap:10px;}
.feat-tab{
  text-align:left;background:var(--surface);border:1px solid var(--line-200);
  border-radius:var(--radius-md);padding:14px 16px;cursor:pointer;
  font-size:14.5px;font-weight:700;color:var(--text-700);
  transition:background-color .2s,border-color .2s,color .2s,transform .18s;
}
.feat-tab i{margin-right:8px;color:var(--accent-600);}
.feat-tab:hover{border-color:var(--accent-500);transform:translateX(2px);}
.feat-tab.active{background:var(--brand-900);color:#F7F2E8;border-color:var(--brand-900);}
.feat-tab.active i{color:#F0C98A;}
.feat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
.feat-card{
  background:var(--surface);border:1px solid var(--line-200);border-radius:var(--radius-md);
  padding:24px;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s,border-color .2s;
}
.feat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(192,138,62,.5);}
.feat-card .f-ico{font-size:22px;color:var(--brand-500);margin-bottom:10px;display:block;}
.feat-card h3{font-size:1.1rem;margin-bottom:8px;}
.feat-card p{font-size:14px;color:var(--muted-500);margin-bottom:14px;}
.link-more{font-size:14px;font-weight:700;color:var(--accent-600);display:inline-flex;align-items:center;gap:6px;}
.link-more:hover{text-decoration:none;color:var(--brand-900);gap:10px;}

/* 分类入口 */
.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.cat-card{
  grid-column:span 2;background:var(--surface);border:1px solid var(--line-200);
  border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow-sm);
  transition:transform .2s,box-shadow .2s,border-color .2s;
}
.cat-card.small{grid-column:span 1;}
.cat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(192,138,62,.55);}
.cat-card h3{font-size:1.2rem;margin-bottom:10px;}
.cat-card p{font-size:14px;color:var(--muted-500);margin-bottom:16px;}
.badge-soft{
  display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:700;
  color:var(--brand-700);background:rgba(47,125,92,.1);
  border:1px solid rgba(47,125,92,.22);border-radius:var(--radius-pill);
  padding:4px 11px;margin:0 6px 8px 0;
}
.badge-gold{color:var(--accent-600);background:rgba(192,138,62,.12);border-color:rgba(192,138,62,.3);}

/* 场景卡 */
.scene-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:18px;}
.scene-card{
  grid-column:span 3;background:var(--surface);border:1px solid var(--line-200);
  border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);
  display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s;
}
.scene-card.small{grid-column:span 2;}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.scene-card img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.scene-body{padding:22px;display:flex;flex-direction:column;gap:8px;}
.scene-body h3{font-size:1.1rem;margin:0;}
.scene-body p{font-size:14px;color:var(--muted-500);margin:0;}
.scene-body ol{font-size:13.5px;color:var(--muted-500);margin:6px 0 0;}
.scene-body ol li{margin-bottom:2px;}

/* 城市覆盖 */
.region-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;}
.region{
  background:rgba(255,255,255,.06);border:1px solid rgba(244,239,228,.18);
  border-radius:var(--radius-md);padding:18px 16px;transition:background-color .2s,border-color .2s,transform .2s;
}
.region:hover{background:rgba(255,255,255,.12);border-color:rgba(240,201,138,.5);transform:translateY(-3px);}
.region strong{display:block;color:#F4EFE4;font-size:15px;margin-bottom:4px;}
.region span{font-size:13px;color:rgba(244,239,228,.72);}
.region-note{margin-top:26px;color:rgba(244,239,228,.82);font-size:15px;}

/* 演示 */
.demo-stage{display:grid;grid-template-columns:4fr 8fr;gap:28px;align-items:center;}
.phone-frame{
  width:100%;max-width:260px;margin:0 auto;border-radius:26px;overflow:hidden;
  border:1px solid var(--line-200);box-shadow:var(--shadow-md);background:var(--surface);
}
.phone-frame img{width:100%;aspect-ratio:3/4;object-fit:cover;}
.desk-frame{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-200);box-shadow:var(--shadow-md);background:var(--surface);}
.desk-frame img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.demo-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:26px;}
.demo-step{background:var(--surface);border:1px solid var(--line-200);border-radius:var(--radius-md);padding:18px;box-shadow:var(--shadow-sm);}
.demo-step b{display:block;color:var(--accent-600);font-size:13px;margin-bottom:6px;}
.demo-step p{font-size:14px;color:var(--muted-500);margin:0;}

/* 案例 */
.case-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.case-card{
  background:var(--surface);border:1px solid var(--line-200);border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s;
}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.case-card img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.case-body{padding:24px;}
.case-body h3{font-size:1.15rem;margin-bottom:8px;}
.case-body p{font-size:14px;color:var(--muted-500);margin-bottom:12px;}
.case-facts{display:flex;flex-wrap:wrap;gap:10px;}
.case-facts span{font-size:13px;font-weight:600;color:var(--brand-700);background:var(--bg-100);border:1px solid var(--line-200);border-radius:var(--radius-pill);padding:4px 12px;}
.case-mini{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:20px;}
.case-mini div{background:var(--surface);border:1px dashed var(--line-200);border-radius:var(--radius-md);padding:16px;font-size:13.5px;color:var(--muted-500);}
.case-mini b{display:block;color:var(--brand-900);font-size:14.5px;margin-bottom:4px;}

/* 套餐 */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:start;}
.price-card{
  background:var(--surface);border:1px solid var(--line-200);border-radius:var(--radius-lg);
  padding:28px 24px;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s,border-color .2s;
}
.price-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.price-card.featured{border-color:var(--accent-500);box-shadow:var(--shadow-md);transform:translateY(-10px);}
.price-card.featured:hover{transform:translateY(-14px);}
.price-card h3{font-size:1.2rem;margin-bottom:4px;}
.price-tag{font-size:13px;font-weight:700;color:var(--accent-600);margin-bottom:14px;display:block;}
.price-list{list-style:none;padding:0;margin:0 0 20px;}
.price-list li{font-size:14px;color:var(--text-700);padding:7px 0 7px 26px;position:relative;border-bottom:1px dashed var(--line-200);}
.price-list li:last-child{border-bottom:none;}
.price-list li::before{content:"✓";position:absolute;left:0;top:7px;color:var(--brand-500);font-weight:700;}
.price-card .btn-brand,.price-card .btn-ghost{width:100%;}

/* 问答墙 */
.qa-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.qa-card{background:var(--surface);border:1px solid var(--line-200);border-left:3px solid var(--accent-500);border-radius:var(--radius-md);padding:22px;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s;}
.qa-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.qa-card b{display:block;color:var(--brand-900);font-size:15px;margin-bottom:8px;}
.qa-card p{font-size:14px;color:var(--muted-500);margin:0;}

/* 数据条 */
.data-band{background:var(--brand-900);border-radius:var(--radius-lg);padding:32px;box-shadow:var(--shadow-md);}
.data-band .row-data{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.data-item{border-left:2px solid rgba(240,201,138,.45);padding-left:16px;}
.data-item strong{display:block;font-size:1.4rem;color:#F7F2E8;line-height:1.3;}
.data-item span{font-size:13.5px;color:rgba(244,239,228,.72);}
.voice-list{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:24px;}
.voice-card{background:var(--surface);border:1px solid var(--line-200);border-radius:var(--radius-md);padding:20px;font-size:14px;color:var(--muted-500);box-shadow:var(--shadow-sm);}
.voice-card b{display:block;color:var(--brand-900);margin-bottom:6px;}

/* 鉴茶指南 */
.guide-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.guide-card{
  background:var(--surface);border:1px solid var(--line-200);border-radius:var(--radius-md);
  overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s;display:flex;flex-direction:column;
}
.guide-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.guide-card img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.guide-body{padding:18px;display:flex;flex-direction:column;gap:8px;flex:1;}
.guide-body h3{font-size:1.02rem;margin:0;}
.guide-body p{font-size:13.5px;color:var(--muted-500);margin:0;}
.guide-meta{font-size:12.5px;color:var(--muted-500);display:flex;gap:10px;margin-top:auto;padding-top:10px;border-top:1px solid var(--line-200);}

/* 资讯列表 */
.post-list{display:flex;flex-direction:column;gap:16px;}
.post-card{
  background:var(--surface);border:1px solid var(--line-200);border-radius:var(--radius-md);
  padding:20px 22px;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s,border-color .2s;
}
.post-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:rgba(47,125,92,.4);}
.post-card h3{font-size:1.06rem;margin-bottom:8px;line-height:1.45;}
.post-card h3 a{display:block;}
.post-card h3 a:hover{text-decoration:none;color:var(--accent-600);}
.post-sum{font-size:14px;color:var(--muted-500);margin:0 0 12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:12.5px;color:var(--muted-500);}
.side-panel{background:var(--surface);border:1px solid var(--line-200);border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow-sm);margin-bottom:18px;}
.side-panel h3{font-size:1.05rem;margin-bottom:12px;}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;}
.tag-cloud span{font-size:13px;font-weight:600;color:var(--brand-700);background:var(--bg-100);border:1px solid var(--line-200);border-radius:var(--radius-pill);padding:5px 12px;}
.side-note{font-size:13.5px;color:var(--muted-500);margin:0;}
.sub-form{display:flex;flex-direction:column;gap:10px;}
.form-control-brand{
  height:46px;border-radius:var(--radius-sm);border:1px solid var(--line-200);
  background:var(--bg-100);font-size:14px;padding:0 14px;color:var(--text-700);width:100%;
  transition:border-color .2s,box-shadow .2s,background-color .2s;
}
.form-control-brand:focus{outline:none;border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(47,125,92,.16);background:var(--surface);}
.form-control-brand.is-error{border-color:var(--coral-500);box-shadow:0 0 0 3px rgba(224,107,79,.14);}
.form-msg{font-size:13px;margin:0;display:none;}
.form-msg.ok{display:block;color:var(--success);}
.form-msg.err{display:block;color:var(--coral-500);}
.cms-empty{
  background:var(--surface);border:1px dashed var(--line-200);border-radius:var(--radius-md);
  padding:34px 24px;text-align:center;color:var(--muted-500);font-size:14.5px;
}
.cms-empty span{display:block;margin-top:6px;font-size:13.5px;}

/* 日历 */
.calendar{display:grid;grid-template-columns:repeat(7,1fr);gap:10px;}
.cal-day{
  background:var(--surface);border:1px solid var(--line-200);border-radius:var(--radius-sm);
  padding:14px 8px;text-align:center;box-shadow:var(--shadow-sm);
}
.cal-day .d-week{font-size:12.5px;color:var(--muted-500);}
.cal-day .d-date{font-size:15px;font-weight:800;color:var(--brand-900);margin-top:2px;}
.cal-day.today{background:var(--accent-500);border-color:var(--accent-500);box-shadow:var(--shadow-md);}
.cal-day.today .d-week{color:rgba(32,24,12,.7);}
.cal-day.today .d-date{color:#20180C;}
.notice{
  margin-top:20px;background:var(--surface);border:1px solid var(--line-200);
  border-left:3px solid var(--brand-500);border-radius:var(--radius-md);
  padding:18px 22px;font-size:14.5px;color:var(--muted-500);box-shadow:var(--shadow-sm);
}
.notice b{color:var(--brand-900);}

/* FAQ */
.faq .accordion-item{background:transparent;border:none;border-top:1px solid var(--line-200);border-radius:0;}
.faq .accordion-item:last-child{border-bottom:1px solid var(--line-200);}
.faq .accordion-button{
  background:transparent;color:var(--ink-900);font-weight:700;font-size:1rem;
  padding:20px 44px 20px 18px;box-shadow:none;border-radius:0;
  border-left:3px solid transparent;transition:background-color .2s,border-color .2s,color .2s;
}
.faq .accordion-button:not(.collapsed){background:rgba(192,138,62,.08);color:var(--brand-900);border-left-color:var(--accent-500);box-shadow:none;}
.faq .accordion-button:focus{box-shadow:none;outline:2px solid var(--accent-500);outline-offset:-2px;}
.faq .accordion-button::after{
  background-image:none;content:"+";font-size:20px;line-height:1;color:var(--accent-600);
  width:auto;height:auto;transform:none;display:flex;align-items:center;justify-content:flex-end;
}
.faq .accordion-button:not(.collapsed)::after{content:"−";transform:none;}
.faq .accordion-body{font-size:14.5px;color:var(--muted-500);padding:0 18px 22px 21px;}

/* 收口 CTA */
.cta-band{background:var(--brand-900);border-radius:var(--radius-lg);padding:44px;box-shadow:var(--shadow-lg);}
.cta-band h2{color:#F7F2E8;}
.cta-band p{color:rgba(244,239,228,.8);font-size:15.5px;margin-bottom:0;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px;}
.cta-badge{
  width:112px;height:112px;border-radius:var(--radius-md);
  border:1px dashed rgba(240,201,138,.6);color:#F0C98A;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  font-size:13px;gap:6px;text-align:center;padding:10px;
}
.cta-badge i{font-size:24px;}

/* 页脚 */
.site-footer{background:var(--brand-900);color:rgba(244,239,228,.78);padding:64px 0 28px;margin-top:0;}
.site-footer h4{color:#F7F2E8;font-size:15px;margin-bottom:16px;font-weight:800;letter-spacing:.04em;}
.site-footer a{color:rgba(244,239,228,.78);font-size:14px;}
.site-footer a:hover{color:#F0C98A;text-decoration:none;}
.footer-brand{display:flex;align-items:center;gap:10px;color:#F7F2E8;font-weight:800;font-size:17px;margin-bottom:14px;}
.footer-brand .brand-mark{border:2px solid var(--brand-900);}
.footer-desc{font-size:14px;color:rgba(244,239,228,.68);margin-bottom:16px;max-width:320px;}
.footer-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px;}
.footer-dl{display:flex;flex-direction:column;gap:10px;}
.footer-dl a{
  display:flex;align-items:center;gap:8px;font-size:14px;
  border:1px solid rgba(244,239,228,.24);border-radius:var(--radius-pill);
  padding:9px 14px;transition:border-color .2s,background-color .2s,color .2s;
}
.footer-dl a:hover{background:rgba(244,239,228,.1);border-color:#F0C98A;color:#F0C98A;}
.footer-bottom{
  border-top:1px solid rgba(244,239,228,.16);margin-top:40px;padding-top:20px;
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:13px;color:rgba(244,239,228,.6);
}

/* 移动端底栏 */
.tabbar{
  position:fixed;left:0;right:0;bottom:0;z-index:1040;display:none;
  background:rgba(247,242,232,.98);border-top:1px solid var(--line-200);
  padding-bottom:env(safe-area-inset-bottom);
  box-shadow:0 -6px 24px rgba(18,24,22,.08);
}
.tabbar-inner{display:grid;grid-template-columns:repeat(5,1fr);}
.tabbar a{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  padding:9px 4px 8px;font-size:11.5px;font-weight:600;color:var(--muted-500);
  transition:color .2s;
}
.tabbar a i{font-size:19px;}
.tabbar a:hover{color:var(--brand-900);text-decoration:none;}
.tabbar a.active{color:var(--brand-900);font-weight:800;}
.tabbar a.active i{color:var(--accent-600);}

/* 响应式 */
@media (max-width:1199.98px){
  .feat-wrap{grid-template-columns:1fr;}
  .feat-tabs{flex-direction:row;overflow-x:auto;padding-bottom:6px;}
  .feat-tab{white-space:nowrap;flex:0 0 auto;}
  .guide-grid{grid-template-columns:repeat(2,1fr);}
  .qa-grid{grid-template-columns:repeat(2,1fr);}
  .case-mini{grid-template-columns:repeat(2,1fr);}
  .cat-grid{grid-template-columns:repeat(2,1fr);}
  .cat-card,.cat-card.small{grid-column:span 1;}
}
@media (max-width:991.98px){
  :root{--section-y:56px;}
  .main-nav{display:none;}
  .menu-btn{display:inline-flex;}
  .metrics{grid-template-columns:repeat(2,1fr);}
  .download-grid{grid-template-columns:1fr;}
  .scene-grid{grid-template-columns:1fr;}
  .scene-card,.scene-card.small{grid-column:span 1;}
  .demo-stage{grid-template-columns:1fr;}
  .case-grid{grid-template-columns:1fr;}
  .price-grid{grid-template-columns:1fr;}
  .price-card.featured{transform:none;}
  .price-card.featured:hover{transform:translateY(-4px);}
  .region-grid{grid-template-columns:repeat(2,1fr);}
  .data-band .row-data{grid-template-columns:repeat(2,1fr);}
  .voice-list{grid-template-columns:1fr;}
  .cta-band{padding:30px 24px;}
  .tabbar{display:block;}
  body{padding-bottom:72px;}
  .hero{padding:44px 0 40px;}
  .calendar{grid-template-columns:repeat(4,1fr);}
  .footer-bottom{justify-content:flex-start;}
}
@media (max-width:575.98px){
  .container-xxl{padding-left:16px;padding-right:16px;}
  .header-inner{min-height:64px;gap:12px;}
  .brand{font-size:15px;}
  .metrics{grid-template-columns:1fr;}
  .feat-grid{grid-template-columns:1fr;}
  .guide-grid{grid-template-columns:1fr;}
  .qa-grid{grid-template-columns:1fr;}
  .case-mini{grid-template-columns:1fr;}
  .cat-grid{grid-template-columns:1fr;}
  .region-grid{grid-template-columns:1fr;}
  .data-band .row-data{grid-template-columns:1fr;}
  .calendar{grid-template-columns:repeat(2,1fr);}
  .hero-actions .btn-brand,.hero-actions .btn-ghost,.hero-actions .btn-accent{width:100%;}
  .demo-steps{grid-template-columns:1fr;}
  .nearby-list a{font-size:12.5px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: article */
:root{
  --brand-900:#173F3A;
  --brand-700:#235C52;
  --brand-500:#2F7D5C;
  --accent-500:#C08A3E;
  --accent-600:#A96F2C;
  --coral-500:#E06B4F;
  --bg-100:#F7F2E8;
  --bg-200:#EFE7D8;
  --surface:#FFFFFF;
  --ink-900:#121816;
  --text-700:#24211D;
  --muted-500:#6E6A61;
  --line-200:#E4DBCB;
  --success:#2F7D5C;
  --warning:#B7791F;
  --radius-sm:10px;
  --radius-md:16px;
  --radius-lg:24px;
  --radius-pill:999px;
  --shadow-sm:0 4px 16px rgba(18,24,22,.06);
  --shadow-md:0 12px 36px rgba(18,24,22,.10);
  --shadow-lg:0 24px 80px rgba(18,24,22,.16);
  --section-y:88px;
  --container-max:1240px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;line-height:1.75;color:var(--text-700);
  background:var(--bg-100);
  padding-bottom:0;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--brand-900);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease,box-shadow .2s ease,transform .18s ease;}
a:hover{color:var(--accent-600);}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid var(--accent-500);outline-offset:2px;}
h1,h2,h3,h4,h5{color:var(--ink-900);font-weight:800;line-height:1.32;margin:0 0 .6em;}
p{margin:0 0 1em;}
ul,ol{margin:0 0 1em;padding-left:1.25em;}
.container-xxl{max-width:var(--container-max);padding-left:24px;padding-right:24px;margin:0 auto;}
.sec{padding:var(--section-y) 0;border-top:1px solid var(--line-200);}
.sec--white{background:var(--surface);}
.sec--alt{background:var(--bg-200);}
.sec--dark{background:var(--brand-900);color:rgba(244,239,228,.82);border-top:0;}
.sec--dark h2,.sec--dark h3{color:#F7F2E8;}
.sec-head{max-width:740px;margin-bottom:36px;}
.sec-head h2{font-size:clamp(1.55rem,2.3vw,2.15rem);margin-bottom:.45em;}
.sec-head p{color:var(--muted-500);margin:0;}
.sec--dark .sec-head p{color:rgba(244,239,228,.72);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.08em;
  color:var(--accent-600);
  background:rgba(192,138,62,.12);
  border:1px solid rgba(192,138,62,.32);
  border-radius:var(--radius-pill);
  padding:5px 14px;margin-bottom:16px;
}
.sec--dark .eyebrow{color:#F0C98A;background:rgba(240,201,138,.14);border-color:rgba(240,201,138,.35);}
.btn-brand,.btn-ghost,.btn-accent,.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:700;line-height:1;
  padding:14px 26px;border-radius:var(--radius-pill);
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
  text-decoration:none;
}
.btn-brand{background:var(--brand-900);color:#F7F2E8;box-shadow:var(--shadow-sm);}
.btn-brand:hover{background:var(--brand-700);color:#FFF9EE;text-decoration:none;transform:translateY(-1px);box-shadow:var(--shadow-md);}
.btn-brand:active{transform:scale(.98);}
.btn-accent{background:var(--accent-500);color:#20180C;box-shadow:var(--shadow-sm);}
.btn-accent:hover{background:var(--accent-600);color:#FFF8EC;text-decoration:none;transform:translateY(-1px);box-shadow:var(--shadow-md);}
.btn-ghost{background:transparent;color:var(--brand-900);border-color:var(--brand-900);}
.btn-ghost:hover{background:var(--brand-900);color:#F7F2E8;text-decoration:none;transform:translateY(-1px);}
.btn-line{background:transparent;color:#F4EFE4;border-color:rgba(244,239,228,.55);}
.btn-line:hover{background:rgba(244,239,228,.12);color:#FFF9EE;border-color:#F0C98A;text-decoration:none;transform:translateY(-1px);}
.btn-sm{padding:9px 18px;font-size:13.5px;}
.badge-soft{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;font-weight:600;padding:5px 12px;
  border-radius:var(--radius-pill);border:1px solid var(--line-200);
  background:var(--bg-200);color:var(--brand-700);
}
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(247,242,232,.96);
  border-bottom:1px solid var(--line-200);
  backdrop-filter:saturate(120%) blur(6px);
}
.header-inner{display:flex;align-items:center;gap:24px;min-height:76px;}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--brand-900);font-size:17px;white-space:nowrap;}
.brand:hover{text-decoration:none;color:var(--brand-700);}
.brand-mark{
  width:26px;height:26px;border-radius:50%;flex:0 0 26px;
  background:radial-gradient(circle at 32% 30%,#3C8D68,#173F3A 68%);
  position:relative;
}
.brand-mark::after{content:"";position:absolute;right:-3px;bottom:-2px;width:9px;height:9px;border-radius:50%;background:var(--accent-500);border:2px solid var(--bg-100);}
.brand-dot{color:var(--accent-500);margin:0 2px;}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto;}
.main-nav a{padding:9px 14px;border-radius:var(--radius-pill);font-size:14.5px;font-weight:600;color:var(--text-700);}
.main-nav a:hover{background:rgba(35,92,82,.09);color:var(--brand-900);text-decoration:none;}
.main-nav a.active{background:var(--brand-900);color:#F7F2E8;}
.main-nav a.active:hover{background:var(--brand-700);color:#FFF9EE;}
.header-actions{display:flex;align-items:center;gap:10px;}
.icon-btn{
  width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:var(--radius-pill);border:1px solid var(--line-200);
  background:var(--surface);color:var(--brand-900);font-size:16px;cursor:pointer;
  transition:background-color .2s,border-color .2s,color .2s,transform .18s;
}
.icon-btn:hover{background:var(--bg-200);border-color:var(--accent-500);color:var(--accent-600);transform:translateY(-1px);}
.menu-btn{display:none;}
.offcanvas{background:var(--bg-100);}
.offcanvas-title{font-size:16px;font-weight:800;color:var(--brand-900);}
.drawer-nav{display:flex;flex-direction:column;gap:6px;margin-bottom:24px;}
.drawer-nav a{padding:12px 16px;border-radius:var(--radius-sm);font-size:15px;font-weight:600;color:var(--text-700);background:var(--surface);border:1px solid var(--line-200);}
.drawer-nav a:hover{color:var(--brand-900);border-color:var(--accent-500);text-decoration:none;}
.drawer-nav a.active{background:var(--brand-900);color:#F7F2E8;border-color:var(--brand-900);}
.drawer-dl{display:flex;flex-direction:column;gap:10px;}
.drawer-dl a{display:flex;align-items:center;gap:10px;padding:12px 16px;border-radius:var(--radius-sm);border:1px solid var(--line-200);background:var(--surface);font-size:14.5px;font-weight:600;}

.article-top{padding:40px 0 8px;background:var(--bg-100);}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:6px;font-size:13.5px;color:var(--muted-500);margin-bottom:20px;}
.crumb a{color:var(--muted-500);}
.crumb a:hover{color:var(--accent-600);}
.crumb .sep{opacity:.55;}
.crumb .current{color:var(--text-700);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.article-badges{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px;}
.article-title{
  font-size:clamp(1.8rem,3.4vw,2.7rem);
  line-height:1.34;letter-spacing:-.01em;
  margin:0 0 18px;max-width:900px;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px 20px;font-size:13.5px;color:var(--muted-500);margin-bottom:28px;}
.article-meta span{display:inline-flex;align-items:center;gap:6px;}
.article-meta i{color:var(--accent-600);}
.article-cover{
  border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--line-200);box-shadow:var(--shadow-md);
  background:var(--surface);
}
.article-cover img{width:100%;aspect-ratio:16/10;object-fit:cover;}

.article-main{padding:48px 0 var(--section-y);background:var(--bg-100);}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:44px;align-items:start;}
.article-body{max-width:760px;font-size:16.5px;line-height:1.85;color:var(--text-700);}
.article-body h2{font-size:clamp(1.28rem,2vw,1.62rem);margin:1.9em 0 .7em;padding-left:14px;border-left:4px solid var(--accent-500);line-height:1.45;}
.article-body h3{font-size:1.2rem;margin:1.6em 0 .55em;}
.article-body h4{font-size:1.05rem;margin:1.4em 0 .5em;}
.article-body p{margin:0 0 1.15em;}
.article-body ul,.article-body ol{padding-left:1.35em;margin:0 0 1.2em;}
.article-body li{margin-bottom:.5em;}
.article-body blockquote{
  margin:1.6em 0;padding:16px 22px;
  background:var(--bg-200);border-left:4px solid var(--brand-500);
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  color:var(--text-700);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--radius-md);margin:1.3em 0;box-shadow:var(--shadow-sm);}
.article-body a{color:var(--accent-600);text-decoration:underline;}
.article-body a:hover{color:var(--brand-700);}
.article-body table{width:100%;border-collapse:collapse;margin:1.5em 0;font-size:15px;}
.article-body th,.article-body td{border:1px solid var(--line-200);padding:10px 12px;text-align:left;vertical-align:top;}
.article-body th{background:var(--bg-200);color:var(--ink-900);font-weight:700;}
.article-body code{background:var(--bg-200);padding:2px 6px;border-radius:6px;font-size:.92em;}
.article-body hr{border:0;border-top:1px solid var(--line-200);margin:2em 0;}
.article-empty{
  background:var(--surface);border:1px solid var(--line-200);
  border-radius:var(--radius-lg);padding:48px 32px;text-align:center;
  box-shadow:var(--shadow-sm);max-width:760px;
}
.article-empty h2{font-size:1.4rem;margin-bottom:10px;}
.article-empty p{color:var(--muted-500);margin-bottom:22px;}

.side-col{display:flex;flex-direction:column;gap:18px;position:sticky;top:96px;}
.side-card{background:var(--surface);border:1px solid var(--line-200);border-radius:var(--radius-md);padding:22px;box-shadow:var(--shadow-sm);}
.side-card h3{font-size:1.02rem;margin-bottom:14px;}
.side-card p{font-size:14px;color:var(--muted-500);margin:0;}
.info-row{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;font-size:14px;padding:10px 0;border-bottom:1px dashed var(--line-200);}
.info-row:last-child{border-bottom:0;padding-bottom:0;}
.info-row .k{color:var(--muted-500);flex:0 0 auto;}
.info-row .v{color:var(--ink-900);font-weight:600;text-align:right;word-break:break-word;}
.side-dl{display:flex;flex-direction:column;gap:9px;margin-top:6px;}
.side-dl a{display:flex;align-items:center;gap:9px;font-size:14px;font-weight:600;padding:10px 14px;border-radius:var(--radius-sm);border:1px solid var(--line-200);background:var(--bg-100);color:var(--brand-900);}
.side-dl a:hover{border-color:var(--accent-500);background:rgba(192,138,62,.1);color:var(--accent-600);text-decoration:none;}
.side-dl i{color:var(--accent-600);font-size:16px;}

.tag-block{padding:8px 0 0;max-width:760px;}
.tag-list{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px;}
.tag-pill{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;font-weight:600;color:var(--brand-700);
  background:var(--surface);border:1px solid var(--line-200);
  border-radius:var(--radius-pill);padding:6px 14px;
}
.tag-pill:hover{border-color:var(--accent-500);color:var(--accent-600);text-decoration:none;}
.share-row{display:flex;flex-wrap:wrap;gap:10px;}
.share-btn{
  display:inline-flex;align-items:center;gap:7px;
  font-size:13.5px;font-weight:600;padding:10px 18px;
  border-radius:var(--radius-pill);border:1px solid var(--line-200);
  background:var(--surface);color:var(--brand-900);cursor:pointer;
  transition:transform .18s,box-shadow .18s,border-color .18s,background-color .18s,color .18s;
}
.share-btn:hover{border-color:var(--accent-500);color:var(--accent-600);transform:translateY(-1px);box-shadow:var(--shadow-sm);}
.share-btn.is-on{background:var(--brand-900);color:#F7F2E8;border-color:var(--brand-900);}
.share-btn.is-on:hover{color:#FFF9EE;}

.guide-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.guide-card{
  background:var(--surface);border:1px solid var(--line-200);
  border-radius:var(--radius-md);padding:26px;box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.guide-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(192,138,62,.55);}
.guide-num{
  width:40px;height:40px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(192,138,62,.14);color:var(--accent-600);
  font-weight:800;font-size:15px;margin-bottom:16px;
}
.guide-card h3{font-size:1.08rem;margin-bottom:10px;}
.guide-card p{font-size:14.5px;color:var(--muted-500);margin:0;}

.split{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:44px;align-items:center;}
.split-media{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-200);box-shadow:var(--shadow-md);}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.split ul{padding-left:0;list-style:none;margin:22px 0 0;}
.split ul li{position:relative;padding-left:26px;margin-bottom:12px;font-size:15px;color:var(--text-700);}
.split ul li::before{content:"";position:absolute;left:0;top:10px;width:9px;height:9px;border-radius:50%;background:var(--accent-500);}
.plan-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.plan-card{
  background:var(--surface);border:1px solid var(--line-200);
  border-radius:var(--radius-md);padding:28px 24px;box-shadow:var(--shadow-sm);
  display:flex;flex-direction:column;gap:12px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.plan-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(192,138,62,.55);}
.plan-card h3{font-size:1.1rem;margin:0;}
.plan-card p{font-size:14.5px;color:var(--muted-500);margin:0;}
.plan-card .badge-soft{align-self:flex-start;background:rgba(47,125,92,.1);border-color:rgba(47,125,92,.28);color:var(--brand-700);}
.plan-card.is-key{border-color:var(--accent-500);background:linear-gradient(180deg,rgba(192,138,62,.08),rgba(255,255,255,0));}

.accordion-item{border:0;border-top:1px solid var(--line-200);background:transparent;}
.accordion-item:last-child{border-bottom:1px solid var(--line-200);}
.accordion-button{
  background:transparent;color:var(--ink-900);
  font-weight:700;font-size:1.02rem;line-height:1.6;
  padding:20px 46px 20px 18px;box-shadow:none;
}
.accordion-button:not(.collapsed){color:var(--brand-900);background:rgba(192,138,62,.08);box-shadow:inset 3px 0 0 var(--accent-500);}
.accordion-button:focus{border-color:transparent;box-shadow:inset 3px 0 0 var(--accent-500);}
.accordion-button::after{
  background-image:none;content:"+";
  font-family:inherit;font-size:1.45rem;font-weight:700;line-height:1;
  position:absolute;right:18px;top:50%;transform:translateY(-50%);
  width:auto;height:auto;color:var(--accent-600);
  transition:transform .2s ease;
}
.accordion-button:not(.collapsed)::after{content:"−";transform:translateY(-50%);}
.accordion-body{padding:0 18px 22px;font-size:15px;color:var(--muted-500);}

.cta-band{background:var(--brand-900);border-radius:var(--radius-lg);padding:48px;box-shadow:var(--shadow-lg);}
.cta-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:40px;align-items:center;}
.cta-band h2{color:#F7F2E8;font-size:clamp(1.4rem,2.2vw,1.95rem);margin-bottom:12px;}
.cta-band p{color:rgba(244,239,228,.75);margin-bottom:20px;}
.sub-form{display:flex;gap:10px;max-width:460px;}
.sub-form input{
  flex:1;height:48px;padding:0 18px;font-size:15px;
  border-radius:var(--radius-pill);border:1px solid rgba(244,239,228,.3);
  background:rgba(255,255,255,.08);color:#F7F2E8;
}
.sub-form input::placeholder{color:rgba(244,239,228,.5);}
.sub-form input:focus{outline:none;border-color:var(--accent-500);box-shadow:0 0 0 3px rgba(192,138,62,.28);}
.form-msg{font-size:13.5px;margin:10px 0 0;min-height:20px;color:rgba(244,239,228,.65);}
.form-msg.ok{color:#F0C98A;}
.form-msg.err{color:#F3A08C;}
.dl-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;}
.dl-card{
  display:flex;flex-direction:column;gap:6px;
  padding:20px 18px;border-radius:var(--radius-md);
  border:1px solid rgba(244,239,228,.22);background:rgba(255,255,255,.06);
  color:#F4EFE4;transition:transform .2s,border-color .2s,background-color .2s;
}
.dl-card:hover{background:rgba(240,201,138,.14);border-color:var(--accent-500);color:#FFF9EE;text-decoration:none;transform:translateY(-3px);}
.dl-card i{font-size:22px;color:#F0C98A;}
.dl-card strong{font-size:14.5px;font-weight:700;}
.dl-card span{font-size:12.5px;color:rgba(244,239,228,.7);}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px;}

.site-footer{background:var(--brand-900);color:rgba(244,239,228,.78);padding:64px 0 0;}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:#F7F2E8;margin-bottom:14px;}
.footer-brand .brand-mark{width:24px;height:24px;flex:0 0 24px;}
.footer-brand .brand-mark::after{border-color:var(--brand-900);}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(244,239,228,.72);max-width:360px;margin-bottom:16px;}
.site-footer h4{font-size:15px;color:#F7F2E8;margin-bottom:16px;}
.footer-list{list-style:none;padding:0;margin:0;}
.footer-list li{margin-bottom:10px;}
.footer-list a{color:rgba(244,239,228,.75);font-size:14px;}
.footer-list a:hover{color:#F0C98A;text-decoration:none;}
.footer-dl{display:flex;flex-direction:column;gap:10px;}
.footer-dl a{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:rgba(244,239,228,.78);padding:9px 14px;border:1px solid rgba(244,239,228,.18);border-radius:var(--radius-sm);transition:all .2s;}
.footer-dl a:hover{color:#F0C98A;border-color:rgba(240,201,138,.5);background:rgba(240,201,138,.08);text-decoration:none;}
.footer-bottom{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;padding:22px 0;margin-top:44px;border-top:1px solid rgba(244,239,228,.14);font-size:13px;color:rgba(244,239,228,.6);}

.mobile-tabbar{display:none;}
@media (max-width:1199.98px){
  .article-layout{grid-template-columns:minmax(0,1fr) 290px;gap:32px;}
}
@media (max-width:991.98px){
  :root{--section-y:64px;}
  .main-nav{display:none;}
  .menu-btn{display:inline-flex;}
  .header-cta{display:none;}
  .header-inner{min-height:64px;gap:14px;}
  .brand{font-size:15.5px;}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:30px;}
  .side-col{position:static;}
  .split{grid-template-columns:minmax(0,1fr);gap:26px;}
  .guide-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .plan-grid{grid-template-columns:minmax(0,1fr);}
  .cta-grid{grid-template-columns:minmax(0,1fr);gap:28px;}
  .cta-band{padding:34px 26px;}
}
@media (max-width:767.98px){
  .container-xxl{padding-left:16px;padding-right:16px;}
  body{padding-bottom:calc(72px + env(safe-area-inset-bottom));}
  .article-top{padding:26px 0 4px;}
  .article-title{font-size:clamp(1.5rem,6vw,2rem);}
  .article-main{padding:32px 0 56px;}
  .guide-grid{grid-template-columns:minmax(0,1fr);}
  .dl-grid{grid-template-columns:minmax(0,1fr);}
  .sub-form{flex-direction:column;}
  .sub-form input{width:100%;}
  .btn-brand,.btn-accent,.btn-ghost,.btn-line{width:100%;}
  .share-row .share-btn{flex:1 1 calc(50% - 10px);justify-content:center;}
  .footer-bottom{flex-direction:column;}
  .mobile-tabbar{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:1040;
    background:rgba(255,255,255,.97);border-top:1px solid var(--line-200);
    padding:6px 4px calc(6px + env(safe-area-inset-bottom));
    box-shadow:0 -6px 24px rgba(18,24,22,.08);
  }
  .mobile-tabbar a{
    flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;
    padding:5px 0;font-size:11.5px;color:var(--muted-500);border-radius:10px;
  }
  .mobile-tabbar a i{font-size:18px;}
  .mobile-tabbar a:hover{text-decoration:none;color:var(--brand-900);}
  .mobile-tabbar a.active{color:var(--brand-900);font-weight:700;}
  .mobile-tabbar a.active i{color:var(--accent-600);}
  .mobile-tabbar a.active::after{content:"";width:4px;height:4px;border-radius:50%;background:var(--accent-500);}
}
@media (max-width:575.98px){
  .article-meta{font-size:12.5px;gap:6px 14px;}
  .crumb .current{max-width:180px;}
  .cta-band{padding:28px 18px;border-radius:var(--radius-md);}
}

/* roulang page: category1 */
:root{
  --brand-900:#173F3A;
  --brand-700:#235C52;
  --brand-500:#2F7D5C;
  --accent-500:#C08A3E;
  --accent-600:#A96F2C;
  --coral-500:#E06B4F;
  --bg-100:#F7F2E8;
  --bg-200:#EFE7D8;
  --surface:#FFFFFF;
  --ink-900:#121816;
  --text-700:#24211D;
  --muted-500:#6E6A61;
  --line-200:#E4DBCB;
  --success:#2F7D5C;
  --warning:#B7791F;
  --radius-sm:10px;
  --radius-md:16px;
  --radius-lg:24px;
  --radius-pill:999px;
  --shadow-sm:0 4px 16px rgba(18,24,22,.06);
  --shadow-md:0 12px 36px rgba(18,24,22,.10);
  --shadow-lg:0 24px 80px rgba(18,24,22,.16);
  --section-y:88px;
  --container-max:1240px;
}
@media (max-width:767.98px){:root{--section-y:56px;}}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;line-height:1.75;color:var(--text-700);
  background:var(--bg-100);
  padding-bottom:0;
}
img{max-width:100%;display:block;}
a{color:var(--brand-900);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease,transform .18s ease;}
a:hover{color:var(--accent-600);text-decoration:underline;}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--accent-500);outline-offset:2px;}
h1,h2,h3,h4{margin-top:0;color:var(--ink-900);}
.container-xxl{max-width:var(--container-max);padding-left:24px;padding-right:24px;margin:0 auto;}
@media (max-width:575.98px){.container-xxl{padding-left:16px;padding-right:16px;}}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.06em;
  color:var(--accent-600);
  background:rgba(192,138,62,.12);
  border:1px solid rgba(192,138,62,.32);
  border-radius:var(--radius-pill);
  padding:5px 14px;margin-bottom:16px;
}
/* 按钮 */
.btn-brand,.btn-ghost,.btn-accent,.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:700;line-height:1;
  padding:14px 26px;border-radius:var(--radius-pill);
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
  text-decoration:none;
}
.btn-brand{background:var(--brand-900);color:#F7F2E8;box-shadow:var(--shadow-sm);}
.btn-brand:hover{background:var(--brand-700);color:#FFF9EE;text-decoration:none;transform:translateY(-1px);box-shadow:var(--shadow-md);}
.btn-brand:active{transform:scale(.98);}
.btn-accent{background:var(--accent-500);color:#20180C;box-shadow:var(--shadow-sm);}
.btn-accent:hover{background:var(--accent-600);color:#FFF8EC;text-decoration:none;transform:translateY(-1px);box-shadow:var(--shadow-md);}
.btn-accent:active{transform:scale(.98);}
.btn-ghost{background:transparent;color:var(--brand-900);border-color:var(--brand-900);}
.btn-ghost:hover{background:var(--brand-900);color:#F7F2E8;text-decoration:none;transform:translateY(-1px);}
.btn-line{background:transparent;color:#F4EFE4;border-color:rgba(244,239,228,.55);}
.btn-line:hover{background:rgba(244,239,228,.12);color:#FFF9EE;border-color:#F0C98A;text-decoration:none;transform:translateY(-1px);}
.btn-sm{padding:9px 18px;font-size:13.5px;}
/* 头部导航 */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(247,242,232,.96);
  border-bottom:1px solid var(--line-200);
  backdrop-filter:saturate(120%) blur(6px);
}
.header-inner{display:flex;align-items:center;gap:24px;min-height:76px;}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--brand-900);font-size:17px;white-space:nowrap;}
.brand:hover{text-decoration:none;color:var(--brand-700);}
.brand-mark{
  width:26px;height:26px;border-radius:50%;flex:0 0 26px;
  background:radial-gradient(circle at 32% 30%,#3C8D68,#173F3A 68%);
  position:relative;
}
.brand-mark::after{content:"";position:absolute;right:-3px;bottom:-2px;width:9px;height:9px;border-radius:50%;background:var(--accent-500);border:2px solid var(--bg-100);}
.brand-dot{color:var(--accent-500);margin:0 2px;}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto;}
.main-nav a{
  padding:9px 14px;border-radius:var(--radius-pill);
  font-size:14.5px;font-weight:600;color:var(--text-700);
}
.main-nav a:hover{background:rgba(35,92,82,.09);color:var(--brand-900);text-decoration:none;}
.main-nav a.active{background:var(--brand-900);color:#F7F2E8;}
.main-nav a.active:hover{background:var(--brand-700);color:#FFF9EE;}
.header-actions{display:flex;align-items:center;gap:10px;}
.icon-btn{
  width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:var(--radius-pill);border:1px solid var(--line-200);
  background:var(--surface);color:var(--brand-900);font-size:16px;cursor:pointer;
  transition:background-color .2s,border-color .2s,color .2s,transform .18s;
}
.icon-btn:hover{background:var(--bg-200);border-color:var(--accent-500);color:var(--accent-600);transform:translateY(-1px);}
.menu-btn{display:none;}
@media (max-width:991.98px){
  .main-nav{display:none;}
  .menu-btn{display:inline-flex;}
  .header-inner{min-height:64px;gap:12px;}
  .brand{font-size:15.5px;}
}
/* 移动端抽屉 */
.offcanvas.mobile-drawer{background:var(--bg-100);color:var(--text-700);}
.mobile-drawer .offcanvas-header{border-bottom:1px solid var(--line-200);}
.mobile-drawer .offcanvas-title{font-weight:800;color:var(--brand-900);font-size:16px;display:flex;align-items:center;gap:9px;}
.mobile-menu-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px;}
.mobile-menu-list a{
  display:flex;align-items:center;gap:10px;
  padding:12px 14px;border-radius:var(--radius-sm);
  font-size:15px;font-weight:600;color:var(--text-700);
  border:1px solid transparent;
}
.mobile-menu-list a:hover{background:var(--bg-200);color:var(--brand-900);text-decoration:none;}
.mobile-menu-list a.active{background:var(--brand-900);color:#F7F2E8;}
.mobile-menu-list a i{color:var(--accent-600);}
.mobile-menu-list a.active i{color:#F0C98A;}
/* 移动端底部 Tab */
.mobile-tabs{display:none;}
@media (max-width:991.98px){
  body{padding-bottom:calc(66px + env(safe-area-inset-bottom));}
  .mobile-tabs{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:1040;
    background:rgba(247,242,232,.98);
    border-top:1px solid var(--line-200);
    padding:6px 4px calc(6px + env(safe-area-inset-bottom));
    box-shadow:0 -6px 24px rgba(18,24,22,.08);
  }
  .mobile-tabs a{
    flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;
    font-size:11.5px;font-weight:600;color:var(--muted-500);
    padding:5px 2px;border-radius:10px;text-align:center;
  }
  .mobile-tabs a i{font-size:18px;}
  .mobile-tabs a:hover{color:var(--brand-700);text-decoration:none;}
  .mobile-tabs a.active{color:var(--brand-900);background:rgba(35,92,82,.10);}
  .mobile-tabs a.active i{color:var(--accent-600);}
}
/* 板块通用 */
.page-section{padding:var(--section-y) 0;}
.sec-alt{background:var(--bg-200);}
.sec-white{background:var(--surface);}
.section-head{max-width:780px;margin-bottom:34px;}
.section-head h2{font-size:clamp(1.6rem,2.4vw,2.25rem);font-weight:800;line-height:1.35;margin:0 0 10px;}
.section-head p{margin:0;color:var(--muted-500);font-size:15.5px;}
/* 分类页头 */
.cat-head{position:relative;overflow:hidden;padding:52px 0 64px;background:var(--bg-100);}
.cat-head::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/f520b66a2a32fcff.webp');
  background-size:cover;background-position:center;opacity:.12;
}
.cat-head::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(247,242,232,.6) 0%,rgba(247,242,232,.95) 66%,var(--bg-100) 100%);
}
.cat-head .container-xxl{position:relative;z-index:2;}
.cat-title{font-size:clamp(2rem,3.2vw,3rem);font-weight:800;line-height:1.28;letter-spacing:-.01em;margin:0 0 16px;}
.cat-lead{font-size:15.8px;line-height:1.85;color:var(--text-700);margin:0 0 12px;max-width:660px;}
.cat-stats{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.stat-pill{
  display:inline-flex;align-items:center;gap:7px;
  font-size:13.5px;font-weight:600;color:var(--brand-900);
  background:var(--surface);border:1px solid var(--line-200);
  border-radius:var(--radius-pill);padding:8px 14px;box-shadow:var(--shadow-sm);
}
.stat-pill i{color:var(--accent-600);}
.cat-figure{margin:0;background:var(--surface);border:1px solid var(--line-200);border-radius:var(--radius-lg);padding:10px;box-shadow:var(--shadow-md);}
.cat-figure img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--radius-md);}
.cat-figure figcaption{font-size:13px;color:var(--muted-500);padding:10px 6px 2px;}
/* 筛选条 */
.filter-section{padding:0;background:var(--bg-100);}
.filter-bar{
  position:relative;z-index:3;margin-top:-32px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  background:var(--surface);border:1px solid var(--line-200);border-radius:var(--radius-md);
  padding:14px 16px;box-shadow:var(--shadow-md);
}
.chips{display:flex;gap:8px;overflow-x:auto;flex:1 1 320px;padding-bottom:2px;}
.chip{
  white-space:nowrap;border:1px solid var(--line-200);background:var(--bg-100);
  color:var(--brand-900);font-size:13.5px;font-weight:600;
  padding:8px 15px;border-radius:var(--radius-pill);cursor:pointer;
  transition:background-color .2s,border-color .2s,color .2s,transform .18s;
}
.chip:hover{background:var(--bg-200);border-color:var(--accent-500);color:var(--accent-600);transform:translateY(-1px);}
.chip.is-active{background:var(--brand-900);border-color:var(--brand-900);color:#F7F2E8;}
.filter-selects{display:flex;gap:8px;flex-wrap:wrap;}
.filter-selects .form-select{
  min-height:38px;padding:8px 34px 8px 14px;border-radius:var(--radius-pill);
  border:1px solid var(--line-200);background-color:var(--surface);
  font-size:13.5px;font-weight:600;color:var(--brand-900);
  transition:border-color .2s,box-shadow .2s;
}
.filter-selects .form-select:focus{border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(47,125,92,.18);}
/* 条目卡片 */
.entry-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.entry-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--surface);border:1px solid var(--line-200);
  border-radius:var(--radius-md);padding:20px;box-shadow:var(--shadow-sm);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.entry-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(192,138,62,.5);}
.entry-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:12px;}
.badge-soft{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;font-weight:700;color:var(--accent-600);
  background:rgba(192,138,62,.14);border:1px solid rgba(192,138,62,.32);
  border-radius:var(--radius-pill);padding:3px 11px;
}
.badge-teal{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;font-weight:700;color:var(--brand-700);
  background:rgba(47,125,92,.12);border:1px solid rgba(47,125,92,.3);
  border-radius:var(--radius-pill);padding:3px 11px;
}
.entry-city{font-size:12.5px;font-weight:600;color:var(--muted-500);display:inline-flex;align-items:center;gap:4px;white-space:nowrap;}
.entry-card h3{font-size:1.05rem;font-weight:700;line-height:1.55;margin:0 0 10px;}
.entry-card p{font-size:14.5px;line-height:1.8;color:var(--muted-500);margin:0 0 16px;}
.entry-meta{display:flex;flex-wrap:wrap;gap:12px;font-size:12.5px;color:var(--muted-500);margin-bottom:14px;}
.entry-meta span{display:inline-flex;align-items:center;gap:5px;}
.entry-link{margin-top:auto;display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--brand-700);transition:gap .18s ease,color .18s ease;}
.entry-link:hover{color:var(--accent-600);text-decoration:none;gap:11px;}
.list-more{display:flex;justify-content:center;margin-top:32px;}
/* 精选 */
.pick-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:20px;}
.pick-card{
  grid-column:span 2;display:flex;flex-direction:column;
  background:var(--surface);border:1px solid var(--line-200);
  border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-sm);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.pick-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(192,138,62,.5);}
.pick-card--big{grid-column:span 3;}
.pick-thumb{position:relative;}
.pick-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.pick-tag{
  position:absolute;left:12px;top:12px;
  font-size:12px;font-weight:700;color:#20180C;background:var(--accent-500);
  border-radius:var(--radius-pill);padding:4px 12px;
}
.pick-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1;}
.pick-body h3{font-size:1.05rem;font-weight:700;line-height:1.55;margin:0 0 9px;}
.pick-card--big .pick-body h3{font-size:1.2rem;}
.pick-body p{font-size:14.2px;line-height:1.8;color:var(--muted-500);margin:0 0 14px;}
.pick-body .entry-link{font-size:13.6px;}
/* 步骤 */
.step-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;}
.step-item{
  background:var(--surface);border:1px solid var(--line-200);border-left:3px solid var(--accent-500);
  border-radius:var(--radius-md);padding:22px 20px;box-shadow:var(--shadow-sm);
  transition:transform .18s ease,box-shadow .18s ease;
}
.step-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:32px;height:32px;border-radius:50%;
  background:var(--brand-900);color:#F7F2E8;font-size:14px;font-weight:800;margin-bottom:12px;
}
.step-item h3{font-size:1.02rem;font-weight:700;margin:0 0 8px;}
.step-item p{font-size:14.2px;line-height:1.8;color:var(--muted-500);margin:0;}
/* 数据与订阅 */
.data-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:24px;}
.data-card{background:var(--surface);border:1px solid var(--line-200);border-radius:var(--radius-md);padding:20px;box-shadow:var(--shadow-sm);}
.data-card strong{display:block;font-size:1.5rem;font-weight:800;color:var(--brand-900);line-height:1.3;margin-bottom:6px;}
.data-card span{display:block;font-size:13.6px;line-height:1.75;color:var(--muted-500);}
.subscribe-card{
  background:var(--brand-900);color:#F4EFE4;border-radius:var(--radius-lg);
  padding:28px;box-shadow:var(--shadow-md);
}
.subscribe-card h3{color:#FFF9EE;font-size:1.2rem;font-weight:800;margin:0 0 8px;}
.subscribe-card p{color:rgba(244,239,228,.78);font-size:14.2px;margin:0 0 18px;}
.subscribe-form{display:flex;gap:10px;flex-wrap:wrap;}
.subscribe-form .form-control{
  flex:1 1 260px;min-height:48px;border-radius:var(--radius-pill);
  border:1px solid rgba(244,239,228,.28);background:rgba(255,255,255,.08);
  color:#FFF9EE;font-size:14.5px;padding:10px 18px;transition:border-color .2s,box-shadow .2s,background-color .2s;
}
.subscribe-form .form-control::placeholder{color:rgba(244,239,228,.55);}
.subscribe-form .form-control:focus{background:rgba(255,255,255,.14);border-color:#F0C98A;box-shadow:0 0 0 3px rgba(240,201,138,.25);color:#FFF9EE;}
.subscribe-form .btn-accent{flex:0 0 auto;min-height:48px;}
.form-feedback{margin:12px 0 0;font-size:13.5px;min-height:20px;color:#F0C98A;}
.form-feedback.is-error{color:#F19C86;}
/* FAQ */
.faq-accordion .accordion-item{
  background:var(--surface);border:1px solid var(--line-200);
  border-radius:var(--radius-md)!important;margin-bottom:12px;overflow:hidden;
}
.faq-accordion .accordion-button{
  background:var(--surface);color:var(--ink-900);font-weight:700;font-size:15.4px;
  padding:18px 20px;box-shadow:none;border-left:3px solid transparent;
  transition:background-color .2s,color .2s,border-color .2s;
}
.faq-accordion .accordion-button:hover{background:var(--bg-100);color:var(--brand-900);}
.faq-accordion .accordion-button:not(.collapsed){
  background:var(--bg-100);color:var(--brand-900);box-shadow:none;border-left-color:var(--accent-500);
}
.faq-accordion .accordion-button:focus{box-shadow:none;border-color:transparent;border-left-color:var(--accent-500);outline:none;}
.faq-accordion .accordion-button::after{
  content:"+";background-image:none;font-size:20px;font-weight:700;line-height:1;
  width:auto;height:auto;color:var(--accent-600);transform:none;display:flex;align-items:center;justify-content:center;
}
.faq-accordion .accordion-button:not(.collapsed)::after{content:"–";transform:none;color:var(--brand-700);}
.faq-accordion .accordion-body{font-size:14.6px;line-height:1.85;color:var(--muted-500);padding:4px 20px 20px;}
/* 相关推荐 */
.rec-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.rec-card{
  background:var(--surface);border:1px solid var(--line-200);border-radius:var(--radius-md);
  padding:20px;display:flex;flex-direction:column;box-shadow:var(--shadow-sm);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.rec-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(192,138,62,.5);}
.rec-card h3{font-size:1.02rem;font-weight:700;line-height:1.6;margin:10px 0 9px;}
.rec-card p{font-size:14.2px;line-height:1.8;color:var(--muted-500);margin:0 0 16px;}
.back-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;}
/* 下载带 */
.dl-band{background:var(--brand-900);color:#F4EFE4;padding:var(--section-y) 0;}
.dl-band h2{color:#FFF9EE;font-size:clamp(1.5rem,2.2vw,2rem);font-weight:800;margin:0 0 10px;}
.dl-band .band-lead{color:rgba(244,239,228,.76);font-size:15.2px;max-width:640px;margin:0 0 26px;}
.dl-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;}
.dl-card{
  display:flex;align-items:center;gap:14px;
  background:rgba(255,255,255,.06);border:1px solid rgba(244,239,228,.18);
  border-radius:var(--radius-md);padding:18px;color:#F4EFE4;
  transition:background-color .2s,border-color .2s,transform .2s,box-shadow .2s;
}
.dl-card:hover{background:rgba(255,255,255,.13);border-color:var(--accent-500);color:#FFF9EE;text-decoration:none;transform:translateY(-3px);box-shadow:var(--shadow-md);}
.dl-card i{font-size:22px;color:#F0C98A;flex:0 0 auto;}
.dl-card strong{display:block;font-size:15px;font-weight:700;}
.dl-card small{display:block;font-size:12.6px;color:rgba(244,239,228,.68);}
.dl-note{margin:22px 0 0;font-size:13px;color:rgba(244,239,228,.6);}
/* 页脚 */
.site-footer{background:var(--brand-900);color:rgba(244,239,228,.82);padding:64px 0 28px;border-top:4px solid var(--accent-500);}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:#FFF9EE;margin-bottom:14px;}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(244,239,228,.72);max-width:360px;margin:0 0 16px;}
.site-footer h4{font-size:14.5px;font-weight:700;color:#FFF9EE;margin:0 0 14px;letter-spacing:.02em;}
.footer-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:9px;}
.footer-list a{color:rgba(244,239,228,.75);font-size:14px;}
.footer-list a:hover{color:#F0C98A;text-decoration:none;}
.footer-dl{display:flex;flex-direction:column;gap:9px;}
.footer-dl a{
  display:inline-flex;align-items:center;gap:8px;font-size:14px;
  color:rgba(244,239,228,.82);padding:8px 12px;
  border:1px solid rgba(244,239,228,.18);border-radius:var(--radius-sm);
  transition:color .2s,border-color .2s,background-color .2s;
}
.footer-dl a:hover{color:#F0C98A;border-color:rgba(240,201,138,.5);background:rgba(255,255,255,.05);text-decoration:none;}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  margin-top:36px;padding-top:18px;border-top:1px solid rgba(244,239,228,.14);
  font-size:12.8px;color:rgba(244,239,228,.6);
}
/* 响应式 */
@media (max-width:1199.98px){
  .entry-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .step-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .data-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:991.98px){
  .pick-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .pick-card,.pick-card--big{grid-column:span 1;}
  .rec-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .dl-grid{grid-template-columns:1fr;}
  .cat-figure{margin-top:8px;}
}
@media (max-width:767.98px){
  .filter-bar{margin-top:-24px;padding:12px;}
  .chips{flex:1 1 100%;}
  .filter-selects{width:100%;}
  .filter-selects .form-select{flex:1 1 0;}
  .cat-title{font-size:clamp(1.7rem,6vw,2.2rem);}
  .entry-grid{grid-template-columns:1fr;}
  .step-grid{grid-template-columns:1fr;}
  .data-grid{grid-template-columns:1fr;}
  .rec-grid{grid-template-columns:1fr;}
  .pick-grid{grid-template-columns:1fr;}
  .subscribe-card{padding:22px;}
  .subscribe-form{flex-direction:column;}
  .subscribe-form .btn-accent{width:100%;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:575.98px){
  .cat-head{padding:36px 0 56px;}
  .stat-pill{font-size:12.6px;padding:7px 12px;}
  .entry-card{padding:18px;}
}