/* roulang page: index */
/* ========== 销魂视频设计变量 ========== */
:root{
  --color-bg:#F7F4F0;
  --color-bg-deep:#16101A;
  --color-surface:#FFFFFF;
  --color-surface-dark:#221826;
  --color-primary:#A62660;
  --color-primary-strong:#751A48;
  --color-accent:#F29B6B;
  --color-accent-soft:#FFD8BC;
  --color-gold:#C9976A;
  --color-text:#241E27;
  --color-text-reverse:#F5EEF0;
  --color-muted:#A29CA5;
  --color-border:#E7DFE2;
  --color-success:#4E775E;
  --color-error:#C04444;
  --radius-lg:20px;
  --radius-md:14px;
  --radius-sm:8px;
  --shadow-sm:0 2px 10px rgba(60,20,40,.06);
  --shadow-md:0 8px 26px rgba(60,20,40,.1);
  --shadow-lg:0 22px 50px rgba(60,20,40,.16);
  --maxw:1200px;
  --header-h:76px;
}
/* ========== reset 基础 ========== */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:90px}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;line-height:1.85;color:var(--color-text);background:var(--color-bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;border:0}
a{color:inherit;text-decoration:none}
button{background:none;border:0;cursor:pointer;font-family:inherit}
input,textarea,select{font-family:inherit;font-size:1rem}
ul,ol{list-style:none}
.container{max-width:var(--maxw);margin-left:auto;margin-right:auto;padding:0 clamp(16px,3vw,42px)}
::selection{background:var(--color-primary);color:#fff}
:focus-visible{outline:3px solid var(--color-accent);outline-offset:2px;border-radius:6px}

/* ========== 通用文本 ========== */
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.8rem;letter-spacing:.14em;color:var(--color-primary);font-weight:700;text-transform:uppercase}
.section{position:relative;padding:clamp(62px,6vw,108px) 0}
.section-head{max-width:720px;margin-bottom:clamp(30px,4vw,58px)}
.section-head.centered{margin-left:auto;margin-right:auto;text-align:center}
.kicker{font-size:.82rem;letter-spacing:.16em;color:var(--color-primary);font-weight:700;margin-bottom:12px;display:inline-block}
.section-head h2{font-size:clamp(28px,4vw,46px);line-height:1.2;color:var(--color-text);font-weight:800;letter-spacing:-.01em}
.section-head .mark{color:var(--color-primary)}
.section-head p{margin-top:18px;font-size:1.02rem;color:#6f6574;line-height:1.9}

/* ========== 导航 ========== */
.site-header{position:fixed;top:0;left:0;width:100%;z-index:100;transition:.4s ease;background:transparent}
.site-header.is-scrolled,.site-header.menu-open{background:rgba(22,16,26,.88);backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);box-shadow:0 6px 32px rgba(0,0,0,.26);border-bottom:1px solid rgba(255,255,255,.08)}
.navbar{height:var(--header-h);display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand .brand-mark{width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--color-primary),#D34E7F);display:inline-flex;align-items:center;justify-content:center;box-shadow:0 6px 16px rgba(166,38,96,.4)}
.brand .brand-mark svg{width:16px;height:16px}
.brand .brand-name{font-size:1.4rem;font-weight:800;letter-spacing:.02em;color:#fff}
.brand .brand-name span{transition:.3s}
.brand:hover .brand-name span{color:var(--color-accent-soft)}
.menu-desktop{display:flex;align-items:center;gap:6px}
.menu-desktop a{position:relative;color:rgba(255,255,255,.86);font-size:.95rem;padding:12px 14px;border-radius:10px;transition:.3s;font-weight:500}
.menu-desktop a:hover{background:rgba(255,255,255,.08);color:#fff}
.menu-desktop a.active{color:#fff}
.menu-desktop a.active::after{content:"";position:absolute;left:16px;right:16px;bottom:4px;height:2px;background:var(--color-accent);border-radius:4px}
.nav-cta{display:inline-flex;align-items:center;gap:8px;background:var(--color-primary);color:#fff;font-weight:700;font-size:.92rem;padding:11px 20px;border-radius:999px;transition:.25s;box-shadow:0 4px 14px rgba(166,38,96,.36)}
.nav-cta:hover{background:var(--color-primary-strong);transform:translateY(-2px);box-shadow:0 10px 24px rgba(166,38,96,.4);color:#fff}
.nav-cta:active{transform:scale(.97)}
.nav-burger{display:none;width:44px;height:44px;align-items:center;justify-content:center;border-radius:12px;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.04)}
.nav-burger span{display:block;width:20px;height:2px;background:#fff;position:relative;transition:.3s;border-radius:2px}
.nav-burger span::before,.nav-burger span::after{content:"";position:absolute;left:0;width:20px;height:2px;background:#fff;transition:.3s;border-radius:2px}
.nav-burger span::before{top:-6px}
.nav-burger span::after{top:6px}
.site-header.menu-open .nav-burger span{background:transparent}
.site-header.menu-open .nav-burger span::before{transform:rotate(45deg);top:0}
.site-header.menu-open .nav-burger span::after{transform:rotate(-45deg);top:0}
.m-mobile{display:none}

/* ========== Hero ========== */
.hero{position:relative;color:var(--color-text-reverse);overflow:hidden}
.hero-bg{position:absolute;inset:0;background:
  linear-gradient(93deg, rgba(10,6,12,.94) 0%, rgba(22,14,24,.72) 44%, rgba(34,22,38,.48) 100%),
  url('/assets/images/backpic/back-1.jpg') center center / cover no-repeat;
}
.hero:after{content:"";position:absolute;inset:0;background:radial-gradient(70% 70% at 10% 20%,rgba(166,38,96,.26),transparent 70%)}
.hero-bg::before{content:"";position:absolute;inset:0;background:radial-gradient(50% 60% at 84% 26%,rgba(242,155,107,.18),transparent 65%)}
.hero-main{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;align-items:center;min-height:min(760px,100vh);gap:40px;padding-top:110px;padding-bottom:80px}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);padding:7px 14px;border-radius:999px;font-size:.8rem;backdrop-filter:blur(8px)}
.hero-eyebrow i{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--color-accent);box-shadow:0 0 0 4px rgba(242,155,107,.2)}
.hero-main h1{font-size:clamp(44px,6.3vw,84px);line-height:1.03;font-weight:800;letter-spacing:-.03em;margin:26px 0 28px;text-shadow:0 12px 40px rgba(0,0,0,.32)}
.hero-gradient-text{background:linear-gradient(92deg,#fff 20%,#F29B6B 90%);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-desc{font-size:1.08rem;max-width:540px;color:rgba(245,238,240,.88);margin-bottom:30px}
.hero-desc b{color:var(--color-text-reverse);font-weight:700}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin-top:6px}
.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:10px;background:var(--color-primary);color:#fff;border:1px solid var(--color-primary);padding:15px 32px;font-size:1rem;font-weight:700;border-radius:999px;transition:.28s;box-shadow:0 8px 22px rgba(166,38,96,.32)}
.btn-primary:hover{background:var(--color-primary-strong);border-color:var(--color-primary-strong);transform:translateY(-3px);box-shadow:0 16px 32px rgba(166,38,96,.42)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{display:inline-flex;align-items:center;gap:10px;color:#fff;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.28);padding:14px 26px;border-radius:999px;font-weight:600;transition:.28s;backdrop-filter:blur(6px)}
.btn-ghost:hover{background:rgba(255,255,255,.14);border-color:var(--color-accent);transform:translateY(-2px)}
.btn-light-solid{display:inline-flex;align-items:center;gap:10px;background:#fff;color:var(--color-primary-strong);font-weight:700;padding:13px 24px;border-radius:999px;transition:.28s}
.btn-light-solid:hover{background:var(--color-accent-soft);transform:translateY(-2px)}
/* hero 封面拼贴 */
.hero-media{position:relative;min-height:440px}
.hero-card{position:absolute;border-radius:22px;overflow:hidden;box-shadow:0 30px 60px rgba(2,1,3,.48);border:2px solid rgba(255,255,255,.12)}
.hero-card img{width:100%;height:100%;object-fit:cover}
.hero-card-1{width:min(64%,260px);aspect-ratio:3/4;left:4%;top:6%;z-index:3;transform:rotate(-6deg)}
.hero-card-2{width:min(54%,220px);aspect-ratio:3/4;right:2%;top:2%;z-index:2;transform:rotate(5deg)}
.hero-card-3{width:70%;max-width:300px;aspect-ratio:4/3;left:24%;bottom:0;z-index:4;transform:rotate(1deg);border-radius:16px}
.hero-card-shadow{position:absolute;width:0;height:0;background:transparent;filter:drop-shadow(0 46px 40px rgba(166,38,96,.24))}
.hero-card::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 35%,rgba(4,2,4,.48));z-index:1}
.hero-card .tag-mini{position:absolute;left:16px;bottom:14px;z-index:3;background:rgba(16,10,18,.62);backdrop-filter:blur(8px);color:#fff;font-size:.7rem;padding:5px 11px;border-radius:999px;border:1px solid rgba(255,255,255,.2)}
.hero-card-float{position:absolute;z-index:5;display:inline-flex;align-items:center;gap:8px;background:rgba(22,16,26,.72);backdrop-filter:blur(14px);border:1px solid rgba(255,255,255,.14);border-radius:14px;padding:9px 15px;color:#fff;box-shadow:var(--shadow-lg);font-size:.78rem}
.hero-card-float.o1{left:-10px;bottom:34%;}
.hero-card-float.o2{right:2%;top:48%}
/* hero 迷你条 */
.hero-mini-bar{position:relative;z-index:3;border-top:1px solid rgba(255,255,255,.12);background:rgba(8,5,9,.35);backdrop-filter:blur(10px)}
.hero-mini-items{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;padding:26px 0}
.hero-mini-items div{display:flex;align-items:center;gap:10px;justify-content:center;color:rgba(245,238,240,.94);font-size:.88rem}
.hero-mini-items .mini-ico{width:38px;height:38px;border-radius:10px;background:rgba(255,255,255,.08);display:inline-flex;align-items:center;justify-content:center;font-size:1.05rem;color:var(--color-accent-soft)}

/* ========== 服务/栏目板块 ========== */
.feat-list{display:grid;grid-template-columns:.85fr 1.15fr;gap:30px}
.feat-card{position:relative;overflow:hidden;border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);transition:.3s;background:#fff;border:1px solid rgba(231,223,226,.6)}
.feat-card img{width:100%;height:100%;object-fit:cover;transition:.6s ease}
.feat-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}
.feat-card:hover img{transform:scale(1.04)}
.feat-card-content{position:absolute;inset:auto 0 0 0;padding:22px 24px 18px;background:linear-gradient(0deg,rgba(8,4,7,.92) 10%,transparent);color:#fff;z-index:3}
.feat-card-content .fc-label{font-size:.76rem;letter-spacing:.1em;color:var(--color-accent-soft);margin-bottom:8px;display:inline-block}
.feat-card-content h3{font-size:1.25rem;margin-bottom:4px;font-weight:700}
.feat-card-content p{font-size:.85rem;color:rgba(245,238,240,.76);line-height:1.65}
.feat-card-content .fc-go{margin-top:10px;display:inline-flex;gap:5px;font-size:.82rem;color:var(--color-accent);font-weight:600}
.feat-main-card{min-height:420px;border-radius:var(--radius-lg)}
.feat-main-card .feat-card-content{padding:34px 32px 26px}
.feat-main-card .feat-card-content h3{font-size:1.65rem;line-height:1.2}
.feat-split{display:grid;grid-template-rows:1fr 1fr;gap:30px}
.feat-card-s{min-height:190px;position:relative}
.feat-card-s .feat-card-content{padding:14px 18px 12px}
.feat-card-s img{height:100%}
.feat-card-s h3{font-size:1.08rem}
.feat-go-hover{position:absolute;right:22px;bottom:24px;width:38px;height:38px;border-radius:50%;background:var(--color-primary);display:flex;align-items:center;justify-content:center;color:#fff;box-shadow:0 8px 20px rgba(166,38,96,.5);transition:.3s;z-index:5}
.feat-main-card:hover .feat-go-hover{background:var(--color-primary-strong);transform:rotate(-45deg)}

/* ========== 数据板块 ========== */
.stats{background:var(--color-bg-deep);position:relative;overflow:hidden;color:var(--color-text-reverse)}
.stats::before{content:"";position:absolute;inset:0;background:radial-gradient(55% 65% at 78% 12%,rgba(201,151,106,.22),transparent 75%);opacity:.8}
.stats::after{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-7.jpg') no-repeat center 20%/cover;opacity:.1}
.stats-inner{position:relative;z-index:3;display:grid;grid-template-columns:.9fr 1.1fr;gap:60px;align-items:center}
.stats-copy h2{color:#fff}
.stats-copy p{margin-top:20px;color:rgba(245,238,240,.72);font-size:1.02rem;line-height:2}
.stats-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.stat-cell{position:relative;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-lg);padding:28px 24px 20px;overflow:hidden;backdrop-filter:blur(6px)}
.stat-cell .number{font-size:clamp(30px,3.4vw,50px);font-weight:800;color:#fff;line-height:1;letter-spacing:-.02em}
.stat-cell .suffix{color:var(--color-accent);font-size:.55em;margin-left:2px;font-weight:700}
.stat-cell .desc{position:relative;margin-top:12px;color:rgba(255,255,255,.72);font-size:.88rem;padding-left:18px}
.stat-cell .desc::before{content:"";position:absolute;left:0;top:9px;width:11px;height:2px;background:var(--color-accent)}
.stat-line{display:block;height:6px;background:rgba(255,255,255,.1);border-radius:999px;margin:16px 0 6px;overflow:hidden}
.stat-line i{display:block;width:100%;height:100%;background:linear-gradient(90deg,var(--color-primary),var(--color-accent));border-radius:999px}
.stat-line.i2 i{width:86%}.stat-line.i3 i{width:68%}.stat-line.i4 i{width:94%}

/* ========== 案例板块 ========== */
.case-showcase{display:grid;grid-template-columns:1.45fr 1fr;gap:30px;margin-bottom:28px}
.case-feature{position:relative;border-radius:var(--radius-lg);overflow:hidden;min-height:360px;box-shadow:var(--shadow-md);display:flex;align-items:flex-end}
.case-feature img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .8s}
.case-feature:hover img{transform:scale(1.04)}
.case-feature::after{content:"";position:absolute;inset:0;background:linear-gradient(200deg,rgba(10,5,10,.15),rgba(10,5,10,.9))}
.case-feature-content{position:relative;z-index:4;padding:clamp(26px,4vw,48px);color:#fff}
.case-feature-content .tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:14px}
.chip{background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.16);color:#fff;font-size:.76rem;padding:5px 13px;border-radius:999px;backdrop-filter:blur(6px)}
.chip.soft{background:var(--color-accent-soft);color:#654026}
.case-feature-content h3{font-size:clamp(26px,3vw,40px);line-height:1.2;margin-bottom:10px;font-weight:800}
.case-feature-content p{max-width:80%;color:rgba(255,255,255,.85);font-size:.92rem}
.case-vertical{display:grid;grid-template-columns:1fr;gap:14px;height:100%}
.case-thumb{background:#fff;border-radius:var(--radius-md);padding:10px;display:grid;grid-template-columns:.95fr 1.7fr;align-items:center;gap:14px;box-shadow:var(--shadow-sm);transition:.3s}
.case-thumb:hover{box-shadow:var(--shadow-md);transform:translateY(-3px)}
.case-thumb img{width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:10px}
.case-thumb .t-title{font-weight:700;font-size:.95rem;line-height:1.4}
.case-thumb .t-tag{margin-top:6px;font-size:.77rem;padding:4px 10px;background:#F6EBEC;color:var(--color-primary);border-radius:99px;display:inline-block}
.case-row-list{background:#fff;border-radius:var(--radius-lg);padding:26px;display:grid;grid-template-columns:1.4fr 1fr;gap:26px;align-items:center;box-shadow:var(--shadow-sm)}
.case-row-list .row-head h3{font-size:1.65rem;margin-bottom:8px}
.case-row-list .row-head p{margin-bottom:18px;color:#6f6574}
.inline-links li{position:relative;padding:8px 0 8px 20px;border-bottom:1px dashed var(--color-border)}
.inline-links li:before{content:"▶";position:absolute;left:0;top:9px;font-size:.65rem;color:var(--color-primary)}
.inline-links li:last-child{border:0}
.inline-links a{font-weight:600;transition:.2s}
.inline-links a:hover{color:var(--color-primary)}
.case-cards-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:20px}
.media-card{background:#fff;border-radius:16px;overflow:hidden;box-shadow:var(--shadow-sm);transition:.3s;border:1px solid var(--color-border);position:relative}
.media-card:hover{box-shadow:var(--shadow-md);transform:translateY(-5px)}
.media-media{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--color-surface-dark)}
.media-media img{width:100%;height:100%;object-fit:cover;transition:.6s}
.media-card:hover .media-media img{transform:scale(1.06)}
.play-hint{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;opacity:0;transition:.35s;background:rgba(10,6,10,.2)}
.play-hint i{width:48px;height:48px;border-radius:50%;background:rgba(166,38,96,.92);display:flex;align-items:center;justify-content:center;color:#fff;font-style:normal;box-shadow:0 10px 30px rgba(90,10,40,.4)}
.media-card:hover .play-hint{opacity:1}
.media-card-info{padding:16px 18px 18px}
.media-card-info h4{font-size:1rem;line-height:1.45;margin-bottom:8px;font-weight:700}
.tag-badges{display:flex;flex-wrap:wrap;gap:7px}
.tag-badges span{background:#F3EBE4;color:#5E4D45;font-size:.72rem;padding:3px 9px;border-radius:99px}

/* ========== 方案板块 ========== */
.plans{background:linear-gradient(180deg,var(--color-bg) 0%,#F3F0EE 100%)}
.plan-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:stretch}
.plan-panel{border-radius:24px;padding:clamp(28px,3vw,46px);position:relative;overflow:hidden;display:flex;flex-direction:column}
.plan-panel.dark{background:var(--color-bg-deep);color:var(--color-text-reverse);box-shadow:0 26px 60px rgba(22,16,26,.25)}
.plan-panel.light{background:var(--color-surface);box-shadow:var(--shadow-md);border:1px solid var(--color-border)}
.plan-panel::before{content:"";position:absolute;left:-16%;bottom:-40%;width:70%;height:70%;background:radial-gradient(closest-side,rgba(242,155,107,.3),transparent);opacity:.35}
.plan-title{display:flex;align-items:center;gap:12px;margin-bottom:10px}
.plan-title .emoji-badge{width:46px;height:46px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.3rem;background:rgba(166,38,96,.16);color:var(--color-primary)}
.dark .plan-title .emoji-badge{background:rgba(242,155,107,.16);color:var(--color-accent)}
.plan-panel h3{font-size:1.75rem;font-weight:800;letter-spacing:-.01em}
.plan-desc{margin-top:8px;margin-bottom:26px;opacity:.9;line-height:1.8}
.dark .plan-desc{color:rgba(245,238,240,.74)}
.feature-feature{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px}
.feature-feature li{display:inline-flex;align-items:center;gap:6px;background:rgba(166,38,96,.06);color:#66456a;padding:7px 13px;border-radius:999px;font-size:.82rem;transition:.2s}
.feature-feature li::before{content:"✓";font-weight:800;color:var(--color-primary)}
.dark .feature-feature li{background:rgba(255,255,255,.08);color:rgba(245,238,240,.85)}
.dark .feature-feature li::before{color:var(--color-accent)}
.plan-panel a{margin-top:auto;align-self:flex-start}
.plan-note{font-size:.86rem;margin-top:12px;color:#8d8494}

/* ========== FAQ ========== */
.faq-wrap{display:grid;grid-template-columns:.9fr 1.4fr;gap:50px;align-items:start}
.faq-side{position:sticky;top:120px}
.faq-side h2{font-size:clamp(24px,2.8vw,38px);margin-bottom:18px}
.faq-side p{color:#6f6574;margin-bottom:26px;font-size:.98rem}
.faq-list details{background:var(--color-surface);border:1px solid var(--color-border);border-radius:16px;margin-bottom:14px;overflow:hidden;transition:.3s;box-shadow:var(--shadow-sm)}
.faq-list details:hover{border-color:var(--color-primary);box-shadow:var(--shadow-md)}
.faq-list details[open]{border-color:var(--color-primary);box-shadow:0 10px 34px rgba(166,38,96,.09)}
.faq-list summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:14px;padding:18px 22px;font-weight:700;font-size:1rem;color:var(--color-text);transition:.3s}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary::after{content:"+";flex-shrink:0;width:34px;height:34px;display:flex;align-items:center;justify-content:center;background:#F7EEF0;color:var(--color-primary);border-radius:50%;transition:.4s;font-size:1.2rem}
.faq-list details[open] summary::after{transform:rotate(45deg);background:var(--color-primary);color:#fff}
.faq-list details p{padding:2px 24px 20px 24px;color:#6f6574;line-height:1.9;font-size:.95rem}

/* ========== 联系 CTA ========== */
.contact-block{background:var(--color-surface)}
.cta-banner{position:relative;border-radius:24px;overflow:hidden;background:
 linear-gradient(100deg,rgba(15,9,15,.94) 0%,rgba(117,26,72,.88) 60%,rgba(166,38,96,.72)),
 url('/assets/images/backpic/back-3.jpg') center center/cover;
 padding:clamp(34px,5vw,72px) clamp(28px,5vw,80px);display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:26px;color:#fff}
.cta-banner h2{font-size:clamp(24px,3.4vw,42px);max-width:650px;line-height:1.35;font-weight:800}
.cta-banner p{margin-top:10px;color:rgba(255,255,255,.8);font-size:1rem;max-width:650px}
.cta-banner .cta-group{display:flex;flex-wrap:wrap;gap:12px}
.contact-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:48px;margin-top:44px}
.contact-left h3{font-size:28px;font-weight:800;letter-spacing:-.02em}
.contact-left .cl-desc{margin:16px 0 26px;color:#6f6574}
.contact-items{display:flex;flex-direction:column;gap:22px}
.contact-items li{display:flex;gap:14px;align-items:flex-start}
.contact-items .ci-ico{width:44px;height:44px;border-radius:14px;background:rgba(166,38,96,.08);color:var(--color-primary);display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;font-size:1.2rem}
.contact-items b{display:block;font-size:1rem;line-height:1.4}
.contact-items small{font-size:.86rem;color:#6f6574;line-height:1.7}
/* form */
.form-panel{background:var(--color-bg);border:1px solid var(--color-border);border-radius:22px;padding:34px;box-shadow:var(--shadow-sm)}
.form-panel form{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form-field{display:flex;flex-direction:column;gap:6px}
.form-field.full{grid-column:1/-1}
.form-field label{font-weight:700;font-size:.88rem}
.form-field label i{color:var(--color-primary);font-style:normal}
.form-field input,.form-field select,.form-field textarea{background:#fff;border:1px solid #e0d7db;border-radius:12px;padding:13px 16px;font-size:.95rem;transition:.25s;color:var(--color-text)}
.form-field textarea{resize:vertical;min-height:110px}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{outline:0;border-color:var(--color-primary);box-shadow:0 0 0 3px rgba(166,38,96,.12);background:#fff}
.form-submit{grid-column:1/-1;display:flex;align-items:center;gap:14px}
.form-note{font-size:.82rem;color:#9b929b}

/* ========== Footer ========== */
.footer{background:#17111d;color:#cbc4cf;padding-top:70px}
.footer-top{display:grid;grid-template-columns:1.2fr 2.5fr;gap:54px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.07)}
.footer-brand .brand-name{color:var(--color-text-reverse)}
.footer-brand p{margin-top:14px;font-size:.92rem;line-height:1.9;color:#B7B0BC}
.footer-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.footer-cols h4{color:var(--color-text-reverse);font-size:1rem;margin-bottom:16px;position:relative;padding-bottom:8px}
.footer-cols h4::after{content:"";width:28px;height:2px;border-radius:4px;background:var(--color-accent);position:absolute;left:0;bottom:0}
.footer-cols a{display:block;font-size:.9rem;margin-bottom:11px;transition:.25s;color:#B7B0BC !important}
.footer-cols a:hover{color:var(--color-accent-soft) !important;padding-left:5px}
.footer-bottom{display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;align-items:center;padding:22px 0 28px;font-size:.84rem;color:#9d94a6}
.footer-bottom a{color:#B7B0BC !important;text-decoration:underline;text-underline-offset:3px}
.home-link-logo{display:inline-flex;align-items:center;gap:10px}
.home-link-logo .brand-name{font-size:1.28rem}

/* ========== 响应式 ========== */
@media(max-width:1024px){
  .menu-desktop{display:none}
  .nav-cta.desktop-cta{display:none}
  .nav-burger{display:inline-flex}
  .m-mobile{position:fixed;top:var(--header-h);left:0;right:0;background:rgba(22,16,26,.98);backdrop-filter:blur(30px);padding:22px clamp(18px,4%,42px) 32px;z-index:99;display:none;max-height:calc(100vh - var(--header-h));overflow:auto;border-bottom:1px solid rgba(255,255,255,.08)}
  .site-header.menu-open .m-mobile{display:block}
  .m-mobile a{display:block;color:var(--color-text-reverse);font-size:1.05rem;padding:12px 8px;border-bottom:1px solid rgba(255,255,255,.05)}
  .m-mobile a:active{color:var(--color-accent)}
  .m-mobile .btn-primary{margin-top:18px;display:flex}
  .hero-main{grid-template-columns:1fr;min-height:auto;padding-top:130px;padding-bottom:30px;gap:28px}
  .hero-media{min-height:380px;max-width:560px;margin:0 auto;width:100%}
  .feat-list{grid-template-columns:1fr}
  .feat-main-card{min-height:360px}
  .feat-card-s{min-height:200px}
  .stats-inner{grid-template-columns:1fr;gap:40px}
  .case-showcase{grid-template-columns:1fr}
  .case-vertical{grid-template-columns:repeat(2,1fr)}
  .case-row-list{grid-template-columns:1fr}
  .case-cards-row{grid-template-columns:1fr 1fr}
  .plan-grid{grid-template-columns:1fr}
  .faq-wrap{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr;gap:32px}
  .footer-top{grid-template-columns:1fr;gap:42px}
}
@media(max-width:768px){
  :root{--header-h:68px}
  .hero-main{padding-top:104px}
  .hero-main h1{font-size:clamp(36px,9vw,64px)}
  .hero-media{min-height:320px}
  .hero-card-3{max-width:60%}
  .hero-mini-items{grid-template-columns:1fr 1fr;row-gap:16px}
  .case-cards-row{grid-template-columns:1fr;gap:16px}
  .case-vertical{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:1fr}
  .form-panel form{grid-template-columns:1fr}
  .form-field.full,.form-submit{grid-column:auto}
  .section-head h2,.plan-panel h3,.cta-banner h2,.contact-left h3{letter-spacing:-.01em}
  .footer-cols{grid-template-columns:1fr 1fr}
  .cta-banner{border-radius:16px}
}
@media(max-width:520px){
  .brand-name{font-size:1.15rem}
  .hero-desc{font-size:.95rem}
  .btn-primary,.btn-ghost{width:100%;justify-content:center}
  .hero-card-1{width:45%}.hero-card-2{width:42%}.hero-card-3{width:58%}
  .hero-mini-items div{font-size:.76rem;gap:6px}
  .case-thumb{grid-template-columns:1fr}
  .stat-cell{padding:18px 16px}
  .footer-cols{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr}
  .brand-mark{width:34px;height:34px}
}

/* roulang page: category1 */
/* ==========================================================
   销魂视频 · 全站设计变量
   ========================================================== */
:root {
  --color-bg: #F7F4F0;
  --color-bg-deep: #16101A;
  --color-surface: #FFFFFF;
  --color-surface-dark: #221826;
  --color-primary: #A62660;
  --color-primary-strong: #751A48;
  --color-accent: #F29B6B;
  --color-accent-soft: #FFD8BC;
  --color-gold: #C9976A;
  --color-text: #241E27;
  --color-text-reverse: #F5EEF0;
  --color-muted: #A29CA5;
  --color-border: #E7DFE2;
  --color-success: #4E775E;
  --color-error: #C04444;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 8px;
  --shadow-sm: 0 2px 10px rgba(60,20,40,.06);
  --shadow-md: 0 8px 26px rgba(60,20,40,.1);
  --shadow-lg: 0 22px 50px rgba(60,20,40,.16);
  --maxw: 1200px;
  --header-h: 76px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 92px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.85;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; height: auto; border: 0; }

a { color: inherit; text-decoration: none; transition: color .25s ease, background .25s ease, box-shadow .25s ease, border-color .25s ease, opacity .25s ease; }
button { font-family: inherit; background: none; border: 0; cursor: pointer; }
input, textarea, select { font-family: inherit; font-size: 1rem; }

h1, h2, h3, h4 {
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: .01em;
}

a:focus-visible, button:focus-visible, input:focus-visible, summary:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: 6px;
}

.container {
  max-width: var(--maxw);
  margin-left: auto;
  margin-right: auto;
  padding-left: clamp(16px, 3vw, 42px);
  padding-right: clamp(16px, 3vw, 42px);
}

/* ==========================================================
   导航
   ========================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: transparent;
  transition: background .4s ease, box-shadow .4s ease, border-color .4s ease;
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled,
.site-header.menu-open {
  background: rgba(22,16,26,.88);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
  box-shadow: 0 6px 32px rgba(0,0,0,.26);
  border-color: rgba(255,255,255,.08);
}
.navbar {
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.brand .brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--color-primary), #D34E7F);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 16px rgba(166,38,96,.4);
}
.brand .brand-mark svg { width: 16px; height: 16px; }
.brand .brand-name {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: .02em;
  color: #fff;
}
.brand .brand-name span { transition: color .3s; }
.brand:hover .brand-name span { color: var(--color-accent-soft); }

.menu-desktop {
  display: flex;
  align-items: center;
  gap: 4px;
}
.menu-desktop a {
  position: relative;
  color: rgba(255,255,255,.86);
  font-size: .95rem;
  font-weight: 500;
  padding: 11px 13px;
  border-radius: 10px;
}
.menu-desktop a:hover {
  background: rgba(255,255,255,.08);
  color: #fff;
}
.menu-desktop a.active { color: #fff; }
.menu-desktop a.active::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 4px;
  height: 2px;
  border-radius: 4px;
  background: var(--color-accent);
}
.nav-actions { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-primary);
  color: #fff;
  font-weight: 700;
  font-size: .92rem;
  padding: 10px 20px;
  border-radius: 999px;
  box-shadow: 0 4px 14px rgba(166,38,96,.34);
}
.nav-cta:hover {
  background: var(--color-primary-strong);
  transform: translateY(-2px);
  box-shadow: 0 9px 24px rgba(166,38,96,.4);
  color: #fff;
}
.nav-cta:active { transform: scale(.97); }

.nav-burger {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.2);
  background: rgba(255,255,255,.04);
}
.nav-burger span {
  display: block;
  width: 20px;
  height: 2px;
  background: #fff;
  position: relative;
  transition: background .3s;
  border-radius: 2px;
}
.nav-burger span::before,
.nav-burger span::after {
  content: "";
  position: absolute;
  left: 0;
  width: 20px;
  height: 2px;
  background: #fff;
  transition: transform .3s, top .3s;
  border-radius: 2px;
}
.nav-burger span::before { top: -6px; }
.nav-burger span::after { top: 6px; }
.site-header.menu-open .nav-burger span { background: transparent; }
.site-header.menu-open .nav-burger span::before { transform: rotate(45deg); top: 0; }
.site-header.menu-open .nav-burger span::after { transform: rotate(-45deg); top: 0; }

.m-mobile {
  display: none;
  position: fixed;
  top: var(--header-h);
  left: 0;
  width: 100%;
  background: rgba(22,16,26,.97);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  flex-direction: column;
  padding: 18px 24px 34px;
  border-bottom: 1px solid rgba(255,255,255,.08);
  box-shadow: 0 24px 50px rgba(0,0,0,.35);
}
.m-mobile a {
  color: rgba(255,255,255,.9);
  font-size: 1.15rem;
  padding: 14px 8px;
  border-bottom: 1px solid rgba(255,255,255,.07);
}
.m-mobile a:hover { color: #fff; padding-left: 14px; background: rgba(255,255,255,.04); }
.m-mobile .btn-primary {
  margin-top: 18px;
  text-align: center;
  background: var(--color-primary);
  color: #fff;
  padding: 14px;
  border-radius: 999px;
}
.site-header.menu-open .m-mobile { display: flex; }

/* ==========================================================
   分类页头部
   ========================================================== */
.cathead {
  position: relative;
  color: var(--color-text-reverse);
  overflow: hidden;
  background: var(--color-bg-deep);
  padding: calc(var(--header-h) + 72px) 0 78px;
}
.cathead-bg {
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-3.jpg') center center / cover no-repeat;
}
.cathead-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(22,16,26,.97) 0%, rgba(22,16,26,.86) 46%, rgba(22,16,26,.52) 100%);
}
.cathead-inner {
  position: relative;
  z-index: 2;
}
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: .86rem;
  color: rgba(255,255,255,.58);
  margin-bottom: 30px;
}
.breadcrumb a { color: rgba(255,255,255,.8); }
.breadcrumb a:hover { color: var(--color-accent); }
.breadcrumb span[aria-current="page"] { color: var(--color-accent-soft); }

.cathead-cols {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: clamp(26px, 5vw, 74px);
  align-items: center;
}
.cathead-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .8rem;
  color: var(--color-accent);
  font-weight: 700;
  letter-spacing: .12em;
}
.cathead-eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 0 4px rgba(242,155,107,.18);
}
.cathead h1 {
  font-size: clamp(38px, 5vw, 60px);
  line-height: 1.08;
  color: #fff;
  margin: 18px 0 20px;
  letter-spacing: -.02em;
  max-width: 640px;
}
.cathead h1 span { color: var(--color-accent-soft); }
.cathead-lead {
  font-size: 1.05rem;
  color: rgba(245,238,240,.84);
  max-width: 560px;
  margin-bottom: 26px;
}
.cathead-lead b { color: #fff; font-weight: 700; }
.cathead-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  font-size: .86rem;
  color: rgba(255,255,255,.58);
}

.stats-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.stat-card {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-lg);
  padding: 22px 20px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: transform .3s ease, background .3s ease, border-color .3s ease;
}
.stat-card:hover {
  background: rgba(255,255,255,.1);
  border-color: rgba(255,255,255,.18);
  transform: translateY(-4px);
}
.stat-num {
  font-size: clamp(28px, 3.4vw, 42px);
  font-weight: 800;
  color: #fff;
  line-height: 1;
  letter-spacing: -.02em;
}
.stat-num em {
  font-style: normal;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-accent);
  margin-left: 4px;
}
.stat-label {
  margin-top: 10px;
  font-size: .84rem;
  color: rgba(255,255,255,.62);
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: 8px;
}

/* ==========================================================
   置顶特辑横条
   ========================================================== */
.strip-outer {
  margin-top: -34px;
  position: relative;
  z-index: 5;
}
.feature-strip {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  background: var(--color-surface-dark);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  color: var(--color-text-reverse);
  min-height: 280px;
}
.feature-media {
  min-height: 260px;
  background: url('/assets/images/backpic/back-2.jpg') center center / cover no-repeat;
  position: relative;
}
.feature-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(95deg, transparent 40%, rgba(34,24,38,.78) 100%);
}
.feature-flag {
  position: absolute;
  left: 20px;
  top: 20px;
  z-index: 2;
  background: rgba(22,16,26,.55);
  border: 1px solid rgba(255,255,255,.2);
  color: #fff;
  font-size: .8rem;
  padding: 5px 15px;
  border-radius: 999px;
  backdrop-filter: blur(8px);
}
.feature-box {
  padding: clamp(26px, 3.6vw, 44px);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.feature-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  width: fit-content;
  font-size: .76rem;
  font-weight: 700;
  color: var(--color-accent);
  background: rgba(242,155,107,.12);
  border-radius: 999px;
  padding: 3px 12px;
  margin-bottom: 14px;
  letter-spacing: .06em;
}
.feature-strip h2 {
  font-size: clamp(24px, 2.6vw, 33px);
  color: #fff;
  margin-bottom: 10px;
  line-height: 1.3;
}
.feature-box p {
  font-size: .98rem;
  color: rgba(245,238,240,.78);
  margin-bottom: 16px;
  max-width: 520px;
}
.feature-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  font-size: .82rem;
  color: rgba(255,255,255,.55);
  margin-bottom: 22px;
}
.feature-meta span { display: inline-flex; align-items: center; gap: 5px; }
.feature-meta span::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-gold);
}

/* ==========================================================
   按钮体系
   ========================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 999px;
  font-size: .95rem;
  font-weight: 700;
  padding: 12px 24px;
  transition: transform .25s ease, background .25s ease, box-shadow .25s ease, color .25s ease, border-color .25s ease;
}
.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 8px 22px rgba(166,38,96,.32);
}
.btn-primary:hover {
  background: var(--color-primary-strong);
  color: #fff;
  transform: translateY(-3px) scale(1.01);
  box-shadow: 0 14px 30px rgba(166,38,96,.4);
}
.btn-primary:active { transform: scale(.97); }

.btn-ghost-light {
  border: 1px solid rgba(255,255,255,.32);
  color: #fff;
}
.btn-ghost-light:hover {
  background: rgba(255,255,255,.1);
  border-color: rgba(255,255,255,.6);
  color: #fff;
  transform: translateY(-2px);
}
.btn-ghost {
  border: 1px solid rgba(166,38,96,.24);
  color: var(--color-primary);
}
.btn-ghost:hover {
  background: rgba(166,38,96,.06);
  border-color: var(--color-primary);
  color: var(--color-primary-strong);
  transform: translateY(-2px);
}

/* ==========================================================
   分类结果列表区
   ========================================================== */
.section {
  padding: clamp(58px, 6vw, 104px) 0;
}
.list-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 34px;
}
.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .76rem;
  font-weight: 800;
  letter-spacing: .14em;
  color: var(--color-primary);
  text-transform: uppercase;
}
.list-head h2 {
  font-size: clamp(27px, 3.4vw, 40px);
  margin-top: 8px;
  color: var(--color-text);
  letter-spacing: -.01em;
}
.list-tool {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: .86rem;
  color: #6f6574;
  box-shadow: var(--shadow-sm);
}
.list-tool span { font-weight: 600; color: var(--color-text); }

.snippet-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

/* ---- 横向图文行卡 ---- */
.snippet-row {
  display: grid;
  grid-template-columns: 300px 1fr;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(231,223,226,.6);
  transition: box-shadow .3s ease, transform .3s ease, border-color .3s ease;
  min-height: 156px;
}
.snippet-row:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
  border-color: rgba(166,38,96,.14);
}
.snippet-media {
  position: relative;
  min-height: 158px;
  overflow: hidden;
  background: #d8cfd2;
}
.snippet-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s ease;
}
.snippet-row:hover .snippet-media img { transform: scale(1.06); }
.snippet-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(22,16,26,0) 55%, rgba(22,16,26,.16) 100%);
  opacity: 0;
  transition: opacity .35s ease;
}
.snippet-row:hover .snippet-media::after { opacity: 1; }
.play-badge {
  position: absolute;
  left: 14px;
  bottom: 14px;
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,.92);
  border-radius: 50%;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  transform: translateY(8px) scale(.92);
  opacity: 0;
  transition: all .35s ease;
  box-shadow: 0 8px 20px rgba(0,0,0,.24);
}
.snippet-row:hover .play-badge { opacity: 1; transform: translateY(0) scale(1); }

.snippet-body {
  display: flex;
  flex-direction: column;
  padding: 20px 24px 18px;
  justify-content: center;
}
.meta-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-bottom: 10px;
}
.tag {
  display: inline-flex;
  align-items: center;
  font-size: .74rem;
  color: var(--color-primary);
  background: rgba(166,38,96,.08);
  padding: 2px 12px;
  border-radius: 999px;
  font-weight: 700;
  letter-spacing: .02em;
}
.tag.status {
  color: var(--color-success);
  background: rgba(78,119,94,.1);
  position: relative;
  padding-left: 17px;
}
.tag.status::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 50%;
  width: 5px;
  height: 5px;
  transform: translateY(-50%);
  border-radius: 50%;
  background: var(--color-success);
}
.snippet-body h3 {
  font-size: 1.26rem;
  line-height: 1.35;
  color: var(--color-text);
  margin-bottom: 6px;
}
.snippet-body h3 a { color: inherit; }
.snippet-body h3 a:hover { color: var(--color-primary); }
.snippet-body .text {
  font-size: .93rem;
  color: #6f6574;
  line-height: 1.75;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  max-width: 760px;
}
.meta-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 16px;
  margin-top: 13px;
  font-size: .8rem;
  color: var(--color-muted);
}
.meta-line .enter {
  font-weight: 700;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}
.meta-line .enter:hover { color: var(--color-primary-strong); }

/* ---- 列表内横幅推荐 ---- */
.serp-banner {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  padding: clamp(28px, 4vw, 50px);
  color: #fff;
  min-height: 170px;
  display: flex;
  align-items: center;
  background: url('/assets/images/backpic/back-6.jpg') center / cover no-repeat;
  margin: 18px 0;
  box-shadow: var(--shadow-md);
}
.serp-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(80deg, rgba(22,16,26,.96) 0%, rgba(22,16,26,.72) 58%, rgba(34,24,38,.42) 100%);
}
.serp-banner-content {
  position: relative;
  z-index: 2;
  max-width: 640px;
}
.serp-banner-content .ban-label {
  display: inline-block;
  font-size: .78rem;
  color: var(--color-accent-soft);
  letter-spacing: .1em;
  font-weight: 700;
  margin-bottom: 8px;
}
.serp-banner h2 {
  font-size: clamp(22px, 2.8vw, 34px);
  color: #fff;
  margin-bottom: 10px;
}
.serp-banner p {
  color: rgba(255,255,255,.78);
  font-size: .96rem;
  margin-bottom: 18px;
  max-width: 560px;
}

/* ==========================================================
   分页
   ========================================================== */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin-top: 40px;
}
.page-link {
  min-width: 42px;
  height: 42px;
  padding: 0 12px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: .9rem;
  color: #6f6574;
  background: #fff;
  border: 1px solid var(--color-border);
  transition: all .25s ease;
}
.page-link:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}
.page-link.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
  box-shadow: 0 8px 20px rgba(166,38,96,.3);
}
.page-link.arrow { font-size: 1rem; color: var(--color-primary); }
.page-link:active { transform: scale(.96); }

/* ==========================================================
   FAQ
   ========================================================== */
.faq-section {
  background: #EFEAE4;
  border-top: 1px solid rgba(231,223,226,.7);
}
.faq-grid {
  display: grid;
  grid-template-columns: .68fr 1.32fr;
  gap: clamp(26px, 5vw, 68px);
  align-items: start;
}
.faq-left {
  position: sticky;
  top: 110px;
}
.faq-left h2 {
  font-size: clamp(28px, 3.2vw, 40px);
  color: var(--color-text);
  margin: 10px 0 14px;
  line-height: 1.25;
}
.faq-left p {
  color: #6f6574;
  font-size: 1rem;
  max-width: 300px;
}
.faq-left .btn { margin-top: 24px; }

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.faq-item {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: border-color .3s ease, box-shadow .3s ease;
}
.faq-item:hover { border-color: rgba(166,38,96,.22); box-shadow: var(--shadow-md); }
.faq-item summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 20px 22px;
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--color-text);
  transition: color .25s ease;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item:hover summary { color: var(--color-primary); }
.faq-item summary::after {
  content: "+";
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(166,38,96,.07);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: 500;
  transition: transform .3s ease, background .3s ease, color .3s ease;
}
.faq-item[open] summary::after {
  content: "−";
  transform: rotate(180deg);
  background: var(--color-primary);
  color: #fff;
}
.faq-answer {
  padding: 0 22px 22px;
  color: #5b5260;
  font-size: .95rem;
  line-height: 1.85;
  border-top: 1px dashed var(--color-border);
  margin: 0 22px 0 22px;
  padding-left: 0;
  padding-right: 0;
  padding-top: 16px;
}

/* ==========================================================
   迷你 CTA
   ========================================================== */
.mini-cta {
  position: relative;
  overflow: hidden;
  color: #fff;
  padding: clamp(66px, 8vw, 110px) 0;
  background: url('/assets/images/backpic/back-4.jpg') center / cover no-repeat;
}
.mini-cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(60% 80% at 16% 20%, rgba(166,38,96,.46), transparent 70%),
    linear-gradient(90deg, rgba(22,16,26,.96) 0%, rgba(22,16,26,.84) 100%);
}
.mini-wrap {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}
.mini-wrap h2 {
  font-size: clamp(29px, 4.2vw, 46px);
  color: #fff;
  line-height: 1.25;
  margin-bottom: 14px;
}
.mini-wrap p {
  color: rgba(255,255,255,.8);
  font-size: 1rem;
  margin-bottom: 28px;
}
.newsletter-lite {
  display: flex;
  width: 100%;
  max-width: 500px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 999px;
  padding: 6px 6px 6px 20px;
  align-items: center;
  gap: 8px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: border-color .3s ease, box-shadow .3s ease;
}
.newsletter-lite:focus-within {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 4px rgba(242,155,107,.16);
}
.newsletter-lite input {
  flex: 1;
  min-width: 0;
  background: transparent;
  border: 0;
  outline: 0;
  color: #fff;
  font-size: .95rem;
  padding: 8px 0;
}
.newsletter-lite input::placeholder { color: rgba(255,255,255,.55); }
.newsletter-lite button {
  background: var(--color-accent);
  color: var(--color-text);
  font-weight: 800;
  border-radius: 999px;
  padding: 11px 24px;
  font-size: .92rem;
  transition: background .3s ease, transform .2s ease;
  box-shadow: 0 6px 18px rgba(242,155,107,.3);
}
.newsletter-lite button:hover { background: #ffbf95; transform: translateY(-1px); }
.newsletter-lite button:active { transform: scale(.97); }
.cta-note { margin-top: 14px; color: rgba(255,255,255,.5); font-size: .8rem; }

/* ==========================================================
   页脚
   ========================================================== */
.footer {
  background: var(--color-bg-deep);
  color: rgba(245,238,240,.8);
  padding-top: 64px;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.2fr 1.8fr;
  gap: 44px;
  padding-bottom: 44px;
  border-bottom: 1px solid rgba(255,255,255,.09);
}
.footer-brand p {
  margin-top: 14px;
  color: rgba(255,255,255,.58);
  max-width: 330px;
  font-size: .93rem;
}
.home-link-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.home-link-logo .brand-name {
  font-size: 1.25rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: .02em;
}
.footer-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(18px, 3vw, 36px);
}
.footer-cols h4 {
  color: #fff;
  font-size: .9rem;
  margin-bottom: 16px;
  letter-spacing: .06em;
}
.footer-cols a {
  display: block;
  color: rgba(255,255,255,.62);
  font-size: .9rem;
  margin-bottom: 10px;
  width: fit-content;
}
.footer-cols a:hover { color: var(--color-accent); }
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px 20px;
  padding: 22px 0 30px;
  font-size: .82rem;
  color: rgba(255,255,255,.44);
}
.footer-bottom a { color: rgba(255,255,255,.6); }
.footer-bottom a:hover { color: #fff; }

/* ==========================================================
   响应式
   ========================================================== */
@media (max-width: 1024px) {
  .menu-desktop { display: none; }
  .desktop-cta { display: none; }
  .nav-burger { display: inline-flex; }
  .cathead-cols { gap: 34px; }
  .faq-grid { grid-template-columns: 1fr 1.15fr; gap: 30px; }
}

@media (max-width: 768px) {
  :root { --header-h: 64px; }

  .navbar { gap: 12px; }
  .brand .brand-mark { width: 34px; height: 34px; border-radius: 10px; }
  .brand .brand-mark svg { width: 14px; height: 14px; }
  .brand .brand-name { font-size: 1.2rem; }

  .cathead { padding-top: calc(var(--header-h) + 44px); padding-bottom: 48px; }
  .cathead-cols { grid-template-columns: 1fr; gap: 26px; }
  .stats-panel { grid-template-columns: 1fr 1fr; }

  .feature-strip { grid-template-columns: 1fr; }
  .feature-media { min-height: 210px; }

  .snippet-row { grid-template-columns: 1fr; }
  .snippet-row { min-height: 0; }
  .snippet-media { height: 210px; }
  .snippet-media img { position: absolute; inset: 0; height: 100%; }
  .snippet-media { position: relative; overflow: hidden; }
  .snippet-body h3 { font-size: 1.2rem; }
  .meta-line .enter { margin-left: 0; width: 100%; }

  .list-head { align-items: flex-start; }
  .footer-top { grid-template-columns: 1fr; gap: 30px; }
  .footer-cols { grid-template-columns: 1fr 1fr; }

  .faq-grid { grid-template-columns: 1fr; }
  .faq-left { position: static; }
  .pagination { flex-wrap: wrap; }
  .footer-bottom { flex-direction: column; }
}

@media (max-width: 520px) {
  .cathead h1 { font-size: 36px; }
  .stats-panel { gap: 10px; }
  .stat-card { padding: 16px 14px; }
  .stat-label { font-size: .78rem; }
  .feature-box { padding: 24px 20px; }
  .list-head { flex-direction: column; align-items: stretch; }
  .list-tool { width: fit-content; }
  .serp-banner { padding: 26px 20px; }
  .serp-banner h2 { font-size: 23px; }
  .newsletter-lite { flex-direction: column; background: transparent; border: 0; padding: 0; gap: 12px; }
  .newsletter-lite input {
    width: 100%;
    background: rgba(255,255,255,.1);
    border: 1px solid rgba(255,255,255,.2);
    border-radius: 999px;
    text-align: center;
    padding: 12px 18px;
  }
  .newsletter-lite button { width: 100%; justify-content: center; }
  .footer-cols { grid-template-columns: 1fr; gap: 22px; }
  .footer-top { gap: 24px; padding-bottom: 30px; }
  .footer-bottom { padding-top: 16px; }
}