/* roulang page: index */
:root {
  --primary: #0d1b2a;
  --primary-light: #1b2f42;
  --accent: #e9ad4f;
  --accent-dark: #d19a3e;
  --accent-2: #48a9a6;
  --bg: #faf7f2;
  --bg-dark: #0d1b2a;
  --white: #ffffff;
  --text: #1c2b36;
  --muted: #6b7e8f;
  --border: #e2e6e9;
  --radius: 18px;
  --radius-sm: 12px;
  --shadow: 0 12px 36px rgba(13,27,42,0.08);
  --shadow-hover: 0 18px 48px rgba(13,27,42,0.14);
  --font: "PingFang SC","Helvetica Neue","Microsoft YaHei",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.7;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .25s}
a:hover{color:var(--accent-dark)}
ul,ol{list-style:none}
button,input{font-family:inherit;border:none;outline:none}
.container{max-width:1200px;margin:0 auto;padding:0 24px;position:relative;z-index:2}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600;border-radius:50px;padding:12px 28px;cursor:pointer;transition:all .3s ease;font-size:15px;line-height:1.4;border:2px solid transparent}
.btn:focus-visible{outline:3px solid rgba(72,169,166,.5);outline-offset:2px}
.btn-sm{padding:9px 20px;font-size:14px}
.btn-lg{padding:15px 38px;font-size:16px}
.btn-block{width:100%}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-light);color:#fff;transform:translateY(-2px);box-shadow:0 8px 24px rgba(13,27,42,.2)}
.btn-accent{background:var(--accent);color:var(--primary)}
.btn-accent:hover{background:var(--accent-dark);color:var(--primary);transform:translateY(-2px);box-shadow:0 8px 24px rgba(233,173,79,.35)}
.btn-outline{border-color:rgba(255,255,255,.6);color:#fff;background:transparent}
.btn-outline:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-2px)}
.btn-outline-dark{border-color:var(--primary);color:var(--primary);background:transparent}
.btn-outline-dark:hover{background:var(--primary);color:#fff}
.claimed{background:var(--accent-2)!important;color:#fff!important}
.section-tag{display:inline-block;background:rgba(72,169,166,.12);color:var(--accent-2);font-size:13px;font-weight:700;letter-spacing:1.5px;padding:6px 16px;border-radius:50px;text-transform:uppercase}
.section-head{text-align:center;max-width:720px;margin:0 auto 56px}
.section-head h2{font-size:34px;font-weight:800;color:var(--primary);line-height:1.3;margin:18px 0 14px;letter-spacing:-0.5px}
.section-head p{color:var(--muted);font-size:16px}

/* ===== Header ===== */
.site-header{position:sticky;top:0;z-index:100;background:rgba(13,27,42,.92);backdrop-filter:blur(16px);border-bottom:1px solid rgba(255,255,255,.06);transition:background .3s}
.header-wrap{display:flex;align-items:center;gap:28px;height:72px;padding-top:0;padding-bottom:0}
.brand{font-size:22px;font-weight:900;color:#fff;letter-spacing:.5px;display:flex;align-items:center;gap:10px;white-space:nowrap}
.brand i{color:var(--accent);font-size:24px}
.brand:hover{color:var(--accent)}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-link{padding:9px 18px;border-radius:50px;color:rgba(255,255,255,.7);font-weight:500;font-size:15px;transition:all .25s;white-space:nowrap}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.08)}
.nav-link.active{color:var(--primary);background:var(--accent);font-weight:700}
.header-tools{display:flex;align-items:center;gap:14px;margin-left:6px}
.search-box{position:relative}
.search-box input{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);border-radius:50px;padding:8px 16px 8px 40px;color:#fff;font-size:14px;width:190px;transition:all .3s}
.search-box input::placeholder{color:rgba(255,255,255,.45)}
.search-box input:focus{background:rgba(255,255,255,.16);border-color:var(--accent);width:230px}
.search-box i{position:absolute;left:15px;top:50%;transform:translateY(-50%);color:rgba(255,255,255,.5);font-size:14px}
.menu-toggle{display:none;background:transparent;color:#fff;font-size:24px;cursor:pointer;padding:6px 10px}
.header-cta{color:#fff}

/* ===== Hero ===== */
.hero{position:relative;min-height:720px;display:flex;align-items:center;padding:80px 0;background:var(--bg-dark);overflow:hidden}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.26;z-index:0}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg, rgba(13,27,42,.92) 30%, rgba(13,27,42,.68) 70%)}
.hero-inner{display:grid;grid-template-columns:1.15fr .85fr;gap:70px;align-items:center}
.hero-copy .hero-badge{display:inline-block;background:rgba(233,173,79,.14);border:1px solid rgba(233,173,79,.35);color:var(--accent);font-size:13px;font-weight:600;padding:6px 18px;border-radius:50px;margin-bottom:24px;letter-spacing:1px}
.hero-copy h1{font-size:46px;font-weight:900;line-height:1.25;color:#fff;margin-bottom:22px;letter-spacing:-1px}
.hero-copy p{font-size:17px;line-height:1.8;color:rgba(255,255,255,.78);max-width:520px;margin-bottom:34px}
.hero-ctas{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:44px}
.hero-stats{display:flex;gap:44px;border-top:1px solid rgba(255,255,255,.12);padding-top:28px}
.hero-stats .stat strong{display:block;font-size:28px;font-weight:800;color:#fff;letter-spacing:-.5px}
.hero-stats .stat span{font-size:13px;color:rgba(255,255,255,.55);margin-top:4px;display:block}
.hero-coupons{display:flex;flex-direction:column;gap:16px}
.coupon-main{background:var(--white);border-radius:var(--radius);padding:32px;box-shadow:0 20px 60px rgba(0,0,0,.3);position:relative;overflow:hidden;animation:float 5s ease-in-out infinite}
.coupon-main::before{content:"";position:absolute;top:0;right:0;width:140px;height:140px;background:radial-gradient(circle, rgba(233,173,79,.2), transparent 70%)}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
.coupon-tag{display:inline-block;background:var(--accent);color:var(--primary);font-size:12px;font-weight:800;letter-spacing:1px;padding:4px 14px;border-radius:4px;margin-bottom:16px;text-transform:uppercase}
.coupon-main h3{font-size:22px;font-weight:800;color:var(--primary);margin-bottom:18px}
.coupon-main ul{display:flex;flex-direction:column;gap:10px;margin-bottom:24px}
.coupon-main ul li{display:flex;align-items:center;gap:10px;font-size:15px;color:var(--text)}
.coupon-main ul li i{color:var(--accent-2);font-size:18px}
.coupon-list{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.coupon-item{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius-sm);padding:18px 14px;text-align:center;backdrop-filter:blur(8px);transition:background .3s,transform .3s}
.coupon-item:hover{background:rgba(255,255,255,.16);transform:translateY(-4px)}
.coupon-item i{font-size:24px;color:var(--accent);margin-bottom:8px}
.coupon-item strong{display:block;font-size:14px;color:#fff;margin-bottom:4px}
.coupon-item span{font-size:12px;color:rgba(255,255,255,.55)}

/* ===== Stage / 产品截图 ===== */
.stage{padding:100px 0;background:var(--bg)}
.stage-mockup{max-width:900px;margin:0 auto 56px;background:#fff;border-radius:20px;box-shadow:var(--shadow);overflow:hidden;border:1px solid var(--border)}
.mockup-bar{display:flex;align-items:center;gap:8px;background:#f1f3f5;padding:14px 20px;border-bottom:1px solid var(--border)}
.mockup-bar span{width:12px;height:12px;border-radius:50%;display:block}
.mockup-bar span:nth-child(1){background:#ff5f57}
.mockup-bar span:nth-child(2){background:#febc2e}
.mockup-bar span:nth-child(3){background:#28c840}
.mockup-screen{width:100%;height:auto}
.feature-row{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;max-width:900px;margin:0 auto}
.feature-card{background:#fff;border-radius:var(--radius);padding:32px;text-align:center;border:1px solid var(--border);box-shadow:0 4px 16px rgba(13,27,42,.04);transition:all .3s}
.feature-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-6px)}
.feature-card i{font-size:34px;color:var(--accent-2);margin-bottom:18px;display:inline-block}
.feature-card h3{font-size:18px;font-weight:700;color:var(--primary);margin-bottom:8px}
.feature-card p{font-size:14px;color:var(--muted);line-height:1.6}

/* ===== Steps ===== */
.steps{padding:100px 0;background:var(--primary);position:relative;overflow:hidden}
.steps::before{content:"";position:absolute;top:-120px;right:-120px;width:360px;height:360px;background:radial-gradient(circle, rgba(233,173,79,.15), transparent 70%)}
.steps .section-head h2{color:#fff}
.steps .section-head p{color:rgba(255,255,255,.6)}
.steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.step-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius);padding:40px 32px;position:relative;backdrop-filter:blur(8px);transition:all .3s}
.step-card:hover{background:rgba(255,255,255,.1);transform:translateY(-6px)}
.step-num{font-size:48px;font-weight:900;color:transparent;-webkit-text-stroke:2px var(--accent);display:block;margin-bottom:18px;line-height:1}
.step-card h3{font-size:20px;font-weight:700;color:#fff;margin-bottom:10px}
.step-card p{font-size:14px;color:rgba(255,255,255,.6);line-height:1.7}

/* ===== Testimonials ===== */
.testimonials{padding:100px 0;background:var(--bg)}
.testimonial-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.testimonial-card{background:#fff;border-radius:var(--radius);padding:28px 24px;box-shadow:0 4px 16px rgba(13,27,42,.04);border:1px solid var(--border);transition:all .3s;display:flex;flex-direction:column}
.testimonial-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px)}
.testimonial-card .stars{color:var(--accent);font-size:14px;margin-bottom:14px;letter-spacing:2px}
.testimonial-card .quote{font-size:14px;color:var(--text);line-height:1.75;flex:1}
.testimonial-card .author{display:flex;align-items:center;gap:12px;margin-top:18px;padding-top:16px;border-top:1px solid var(--border)}
.testimonial-card .avatar{width:42px;height:42px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px;flex-shrink:0}
.testimonial-card .author strong{display:block;font-size:14px;color:var(--primary)}
.testimonial-card .author span{font-size:12px;color:var(--muted)}

/* ===== News ===== */
.news{padding:100px 0;background:var(--bg-dark)}
.news .section-head h2{color:#fff}
.news .section-head p{color:rgba(255,255,255,.55)}
.news-layout{display:grid;grid-template-columns:1.5fr 1fr;gap:44px}
.news-list{display:flex;flex-direction:column;gap:0}
.news-item{display:flex;align-items:center;gap:20px;padding:24px 0;border-bottom:1px solid rgba(255,255,255,.08);transition:background .3s;border-radius:8px}
.news-item:hover{background:rgba(255,255,255,.04)}
.news-item .date{color:var(--accent);font-size:13px;font-weight:700;white-space:nowrap;width:70px;flex-shrink:0}
.news-item .title{font-size:16px;color:#fff;font-weight:600;line-height:1.5;flex:1}
.news-item .title:hover{color:var(--accent)}
.news-item .tag{font-size:12px;padding:4px 12px;border-radius:50px;border:1px solid rgba(255,255,255,.15);color:rgba(255,255,255,.6);white-space:nowrap;flex-shrink:0}
.news-side{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);border-radius:var(--radius);padding:32px}
.news-side h3{font-size:18px;font-weight:700;color:#fff;margin-bottom:24px;padding-bottom:16px;border-bottom:1px solid rgba(255,255,255,.08)}
.news-side h3 i{color:var(--accent);margin-right:8px}
.side-item{display:flex;align-items:flex-start;gap:14px;padding:13px 0;border-bottom:1px solid rgba(255,255,255,.05)}
.side-item:last-child{border-bottom:none}
.side-item .rank{font-size:18px;font-weight:900;color:var(--accent);width:24px;flex-shrink:0;line-height:1.4}
.side-item .side-title{font-size:14px;color:rgba(255,255,255,.82);line-height:1.55;transition:color .3s}
.side-item:hover .side-title{color:var(--accent)}
.side-item .side-meta{font-size:12px;color:rgba(255,255,255,.4);margin-top:4px}

/* ===== FAQ ===== */
.faq{padding:100px 0;background:var(--bg)}
.faq-wrap{max-width:820px;margin:0 auto}
.accordion{border:1px solid var(--border);border-radius:var(--radius);background:#fff;overflow:hidden}
.accordion-item{border-bottom:1px solid var(--border)}
.accordion-item:last-child{border-bottom:none}
.accordion-title{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 28px;font-size:16px;font-weight:600;color:var(--primary);cursor:pointer;transition:background .3s;background:#fff}
.accordion-title:hover{background:#f8fafc}
.accordion-title::after{content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;font-size:14px;color:var(--muted);transition:transform .3s;flex-shrink:0}
.accordion-item.is-active .accordion-title{color:var(--accent-dark)}
.accordion-item.is-active .accordion-title::after{transform:rotate(180deg)}
.accordion-content{padding:0 28px 24px;font-size:15px;color:var(--muted);line-height:1.8;background:#fafbfc;border-top:1px solid var(--border)}

/* ===== Download CTA ===== */
.download-cta{position:relative;padding:110px 0;text-align:center;background:url('/assets/images/backpic/back-3.jpg') center/cover fixed no-repeat;overflow:hidden}
.download-cta::before{content:"";position:absolute;inset:0;background:linear-gradient(135deg, rgba(13,27,42,.92), rgba(13,27,42,.78))}
.download-cta .container{position:relative;z-index:2}
.download-cta h2{font-size:38px;font-weight:900;color:#fff;margin-bottom:16px;letter-spacing:-.5px}
.download-cta p{font-size:17px;color:rgba(255,255,255,.75);max-width:520px;margin:0 auto 38px}
.cta-buttons{display:flex;gap:20px;justify-content:center;flex-wrap:wrap}
.cta-note{margin-top:26px;font-size:13px;color:rgba(255,255,255,.5)}

/* ===== Footer ===== */
.site-footer{background:var(--primary);color:rgba(255,255,255,.7);padding:70px 0 0;border-top:1px solid rgba(255,255,255,.06)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:50px;padding-bottom:50px}
.footer-brand h3{font-size:24px;font-weight:900;color:#fff;margin-bottom:14px}
.footer-brand h3 i{color:var(--accent);margin-right:6px}
.footer-brand p{font-size:14px;color:rgba(255,255,255,.55);line-height:1.7}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:20px;letter-spacing:.5px}
.footer-col a{display:block;font-size:14px;color:rgba(255,255,255,.55);padding:6px 0;transition:color .3s}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.06);padding:22px 0;text-align:center;font-size:13px;color:rgba(255,255,255,.38)}

/* ===== Responsive ===== */
@media (max-width:1024px) {
  .hero-inner{grid-template-columns:1fr;gap:50px}
  .hero-copy h1{font-size:38px}
  .coupon-list{grid-template-columns:repeat(3,1fr)}
  .testimonial-grid{grid-template-columns:repeat(2,1fr)}
  .news-layout{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px) {
  .header-wrap{gap:14px}
  .main-nav{position:fixed;top:72px;left:0;right:0;background:rgba(13,27,42,.98);flex-direction:column;align-items:stretch;padding:16px 20px;gap:4px;display:none;border-bottom:1px solid rgba(255,255,255,.1)}
  .main-nav.open{display:flex}
  .nav-link{padding:12px 16px;border-radius:8px}
  .nav-link.active{background:var(--accent);color:var(--primary)}
  .menu-toggle{display:block}
  .header-tools .search-box{display:none}
  .hero{padding:60px 0}
  .hero-copy h1{font-size:32px}
  .hero-stats{gap:24px}
  .hero-stats .stat strong{font-size:22px}
  .coupon-list{grid-template-columns:1fr}
  .feature-row{grid-template-columns:1fr}
  .steps-grid{grid-template-columns:1fr}
  .testimonial-grid{grid-template-columns:1fr}
  .section-head h2{font-size:28px}
  .download-cta h2{font-size:30px}
  .footer-grid{grid-template-columns:1fr;gap:36px}
}
@media (max-width:520px) {
  .container{padding:0 18px}
  .brand{font-size:18px}
  .hero-stats{flex-wrap:wrap;gap:16px}
  .hero-ctas .btn{padding:12px 22px;font-size:14px}
  .coupon-main{padding:24px}
  .news-item{flex-direction:column;align-items:flex-start;gap:8px}
  .news-item .date{width:auto}
  .cta-buttons .btn{width:100%}
}

/* roulang page: category1 */
:root{
--primary:#0d1b2a;
--primary-light:#1b2f42;
--accent:#e9ad4f;
--accent-dark:#d19a3e;
--accent-2:#48a9a6;
--bg:#faf7f2;
--bg-dark:#0d1b2a;
--white:#ffffff;
--text:#1c2b36;
--muted:#6b7e8f;
--border:#e2e6e9;
--radius:18px;
--radius-sm:12px;
--shadow:0 12px 36px rgba(13,27,42,.08);
--shadow-hover:0 18px 48px rgba(13,27,42,.14);
--font:"PingFang SC","Helvetica Neue","Microsoft YaHei",Arial,sans-serif;
}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.7;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .25s}
a:hover{color:var(--accent-dark)}
button,input{font-family:inherit;border:none;outline:none}
h1,h2,h3,h4,h5,h6{font-family:var(--font);line-height:1.3}
.container{max-width:1200px;margin:0 auto;padding:0 24px;position:relative;z-index:2}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600;border-radius:50px;padding:12px 28px;cursor:pointer;transition:all .3s ease;font-size:15px;line-height:1.4;border:2px solid transparent}
.btn:focus-visible{outline:3px solid rgba(72,169,166,.5);outline-offset:2px}
.btn-sm{padding:9px 20px;font-size:14px}
.btn-lg{padding:15px 38px;font-size:16px}
.btn-block{width:100%}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-light);color:#fff;transform:translateY(-2px);box-shadow:0 8px 24px rgba(13,27,42,.2)}
.btn-accent{background:var(--accent);color:var(--primary)}
.btn-accent:hover{background:var(--accent-dark);color:var(--primary);transform:translateY(-2px);box-shadow:0 8px 24px rgba(233,173,79,.35)}
.btn-outline{border-color:rgba(255,255,255,.6);color:#fff;background:transparent}
.btn-outline:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-2px)}
.btn-outline-dark{border-color:var(--primary);color:var(--primary);background:transparent}
.btn-outline-dark:hover{background:var(--primary);color:#fff}
.section-tag{display:inline-block;background:rgba(72,169,166,.12);color:var(--accent-2);font-size:13px;font-weight:700;letter-spacing:1.5px;padding:6px 16px;border-radius:50px;text-transform:uppercase}
.section-head{text-align:center;max-width:720px;margin:0 auto 56px}
.section-head h2{font-size:34px;font-weight:800;color:var(--primary);line-height:1.3;margin:18px 0 14px;letter-spacing:-.5px}
.section-head p{color:var(--muted);font-size:16px}
/* ===== Header ===== */
.site-header{position:sticky;top:0;z-index:100;background:rgba(13,27,42,.92);backdrop-filter:blur(16px);border-bottom:1px solid rgba(255,255,255,.06);transition:background .3s}
.header-wrap{display:flex;align-items:center;gap:28px;height:72px;padding-top:0;padding-bottom:0}
.brand{font-size:22px;font-weight:900;color:#fff;letter-spacing:.5px;display:flex;align-items:center;gap:10px;white-space:nowrap}
.brand i{color:var(--accent);font-size:24px}
.brand:hover{color:var(--accent)}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-link{padding:9px 18px;border-radius:50px;color:rgba(255,255,255,.7);font-weight:500;font-size:15px;transition:all .25s;white-space:nowrap}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.08)}
.nav-link.active{color:var(--primary);background:var(--accent);font-weight:700}
.header-tools{display:flex;align-items:center;gap:14px;margin-left:6px}
.search-box{position:relative}
.search-box input{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);border-radius:50px;padding:8px 16px 8px 40px;color:#fff;font-size:14px;width:190px;transition:all .3s}
.search-box input::placeholder{color:rgba(255,255,255,.45)}
.search-box input:focus{background:rgba(255,255,255,.16);border-color:var(--accent);width:230px}
.search-box i{position:absolute;left:15px;top:50%;transform:translateY(-50%);color:rgba(255,255,255,.5);font-size:14px}
.menu-toggle{display:none;background:transparent;color:#fff;font-size:24px;cursor:pointer;padding:6px 10px}
/* ===== 分类页 Hero ===== */
.category-hero{position:relative;min-height:620px;display:flex;align-items:center;justify-content:center;padding:120px 0 80px;background:var(--bg-dark);overflow:hidden}
.category-hero-bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;opacity:.28;z-index:1}
.category-hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(160deg,rgba(13,27,42,.96) 20%,rgba(13,27,42,.78) 60%,rgba(13,27,42,.88) 100%)}
.category-hero .container{position:relative;z-index:3;text-align:center}
.hero-tag{display:inline-flex;align-items:center;gap:8px;background:rgba(233,173,79,.12);border:1px solid rgba(233,173,79,.35);color:var(--accent);font-size:13px;font-weight:600;padding:7px 20px;border-radius:50px;margin-bottom:28px;letter-spacing:1px}
.hero-tag i{color:var(--accent)}
.category-hero h1{font-size:50px;font-weight:900;line-height:1.2;color:#fff;margin:0 0 22px;letter-spacing:-1.5px}
.category-hero .hero-desc{font-size:17px;line-height:1.8;color:rgba(255,255,255,.75);max-width:640px;margin:0 auto 36px}
.hero-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-bottom:0}
.hero-countdown{margin-top:60px;border-top:1px solid rgba(255,255,255,.12);padding-top:26px}
.countdown-flex{display:flex;align-items:center;justify-content:center;gap:18px;flex-wrap:wrap}
.countdown-label{display:flex;align-items:center;gap:8px;color:rgba(255,255,255,.7);font-size:14px;font-weight:500}
.countdown-label i{color:var(--accent)}
.countdown-time{font-size:30px;font-weight:800;color:var(--accent);letter-spacing:2px;font-variant-numeric:tabular-nums}
.countdown-refresh{margin-left:8px}
/* ===== 痛点区 ===== */
.problem-section{padding:110px 0;background:var(--bg)}
.problem-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-top:20px}
.problem-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius);padding:42px 34px;text-align:center;transition:all .35s ease;position:relative;overflow:hidden}
.problem-card::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--accent),var(--accent-2));opacity:0;transition:opacity .3s}
.problem-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover)}
.problem-card:hover::before{opacity:1}
.problem-icon{width:68px;height:68px;border-radius:50%;background:rgba(233,173,79,.12);color:var(--accent-dark);font-size:26px;display:flex;align-items:center;justify-content:center;margin:0 auto 22px}
.problem-card h3{font-size:19px;font-weight:800;color:var(--primary);margin-bottom:12px}
.problem-card p{font-size:14.5px;color:var(--muted);line-height:1.7;margin-bottom:0}
/* ===== 解决方案 ===== */
.solution-section{padding:110px 0;background:var(--white);border-top:1px solid var(--border)}
.solution-row{display:flex;align-items:center;gap:70px;margin-bottom:70px}
.solution-row:last-child{margin-bottom:0}
.solution-media{flex:0 0 46%;position:relative;border-radius:20px;overflow:hidden;box-shadow:0 20px 60px rgba(13,27,42,.15)}
.solution-media img{width:100%;height:320px;object-fit:cover;transition:transform .5s ease}
.solution-media:hover img{transform:scale(1.04)}
.solution-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 60%,rgba(13,27,42,.25));border-radius:20px}
.solution-copy{flex:1}
.solution-copy .mini-label{display:inline-block;background:rgba(72,169,166,.1);color:var(--accent-2);font-size:12px;font-weight:700;letter-spacing:1px;padding:5px 14px;border-radius:50px;margin-bottom:16px}
.solution-copy h3{font-size:26px;font-weight:800;color:var(--primary);line-height:1.35;margin-bottom:16px}
.solution-copy p{color:var(--muted);font-size:15.5px;line-height:1.8;margin-bottom:0}
.solution-copy ul{margin-top:18px;display:flex;flex-direction:column;gap:10px;padding:0}
.solution-copy li{list-style:none;display:flex;align-items:center;gap:10px;font-size:14.5px;color:var(--text)}
.solution-copy li i{color:var(--accent-2);font-size:17px;flex-shrink:0}
/* ===== 分类卡 ===== */
.category-library{padding:110px 0;background:var(--bg);position:relative}
.cat-card{position:relative;border-radius:20px;overflow:hidden;height:260px;display:block;box-shadow:0 10px 30px rgba(13,27,42,.08);transition:all .4s ease}
.cat-card:hover{transform:translateY(-8px);box-shadow:0 22px 50px rgba(13,27,42,.18)}
.cat-card img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.cat-card:hover img{transform:scale(1.06)}
.cat-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 30%,rgba(13,27,42,.87) 100%)}
.cat-card-info{position:absolute;left:0;right:0;bottom:0;padding:22px 24px;z-index:2}
.cat-card-info h3{color:#fff;font-size:19px;font-weight:800;margin-bottom:6px}
.cat-card-info p{color:rgba(255,255,255,.75);font-size:13px;margin:0}
.cat-card-count{position:absolute;top:14px;right:14px;z-index:3;background:rgba(13,27,42,.6);backdrop-filter:blur(8px);color:var(--accent);font-size:12px;font-weight:700;padding:5px 14px;border-radius:50px;border:1px solid rgba(255,255,255,.18)}
.cat-card .play-icon{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%) scale(.6);width:52px;height:52px;border-radius:50%;background:rgba(233,173,79,.9);color:var(--primary);font-size:18px;display:flex;align-items:center;justify-content:center;z-index:3;opacity:0;transition:all .35s ease}
.cat-card:hover .play-icon{opacity:1;transform:translate(-50%,-50%) scale(1)}
/* ===== 数据成果 ===== */
.stats-section{background:var(--bg-dark);padding:90px 0;position:relative;overflow:hidden}
.stats-section::before{content:"";position:absolute;top:-120px;right:-120px;width:360px;height:360px;border-radius:50%;background:radial-gradient(circle,rgba(233,173,79,.15),transparent 70%)}
.stats-inner{display:grid;grid-template-columns:repeat(4,1fr);gap:40px;text-align:center}
.stat-item strong{display:block;font-size:44px;font-weight:900;color:#fff;letter-spacing:-1px;margin-bottom:8px;font-variant-numeric:tabular-nums}
.stat-item strong i{color:var(--accent);font-style:normal;font-size:32px;margin-right:4px}
.stat-item span{font-size:14px;color:rgba(255,255,255,.55)}
.stat-divider{width:1px;height:70px;background:rgba(255,255,255,.1);align-self:center}
/* ===== 证言 ===== */
.testimonial-section{padding:110px 0;background:var(--bg)}
.testimonial-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.testi-card{background:var(--white);border-radius:var(--radius);padding:38px 30px;box-shadow:0 6px 24px rgba(13,27,42,.05);transition:all .35s ease;display:flex;flex-direction:column;border:1px solid transparent}
.testi-card:hover{box-shadow:var(--shadow-hover);border-color:var(--border);transform:translateY(-4px)}
.testi-card .quote{font-size:15.5px;color:var(--text);line-height:1.8;flex:1;margin-bottom:24px}
.testi-card .quote i{color:var(--accent);font-size:20px;margin-right:6px;opacity:.6}
.testi-user{display:flex;align-items:center;gap:14px;border-top:1px solid var(--border);padding-top:20px}
.testi-avatar{width:46px;height:46px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--primary-light));color:var(--accent);font-size:17px;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.testi-meta strong{display:block;font-size:15px;font-weight:700;color:var(--primary)}
.testi-meta span{font-size:12.5px;color:var(--muted)}
/* ===== FAQ ===== */
.faq-section{padding:110px 0;background:var(--white);border-top:1px solid var(--border)}
.faq-list{max-width:820px;margin:0 auto}
.faq-item{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);margin-bottom:14px;transition:all .3s}
.faq-item:last-child{margin-bottom:0}
.faq-item.active{box-shadow:var(--shadow)}
.faq-q{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:22px 28px;cursor:pointer;font-size:16px;font-weight:700;color:var(--primary)}
.faq-q i{color:var(--accent-2);font-size:18px;transition:transform .3s;flex-shrink:0}
.faq-item.active .faq-q i{transform:rotate(45deg)}
.faq-a{display:none;padding:0 28px 24px;color:var(--muted);font-size:14.5px;line-height:1.85}
.faq-item.active .faq-a{display:block;animation:fadeIn .3s ease}
@keyframes fadeIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}
/* ===== CTA ===== */
.cta-section{position:relative;padding:110px 0;text-align:center;background:var(--bg-dark);overflow:hidden}
.cta-section::before{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;opacity:.18}
.cta-section::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(13,27,42,.92),rgba(13,27,42,.85))}
.cta-inner{position:relative;z-index:2;max-width:720px;margin:0 auto}
.cta-inner h2{font-size:36px;font-weight:900;color:#fff;margin-bottom:18px;letter-spacing:-.5px}
.cta-inner p{font-size:16.5px;color:rgba(255,255,255,.7);line-height:1.8;margin-bottom:34px}
.cta-inner .btn-lg{padding:16px 44px;font-size:17px}
/* ===== Footer ===== */
.site-footer{background:var(--bg-dark);color:rgba(255,255,255,.65);padding:80px 0 30px;border-top:1px solid rgba(255,255,255,.06)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:48px;margin-bottom:48px}
.footer-brand h3{color:#fff;font-size:21px;font-weight:900;display:flex;align-items:center;gap:10px;margin-bottom:18px}
.footer-brand h3 i{color:var(--accent);font-size:22px}
.footer-brand p{font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.55);max-width:380px;margin-bottom:0}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:18px;letter-spacing:.5px}
.footer-col a{display:block;color:rgba(255,255,255,.55);font-size:14px;padding:7px 0;transition:all .25s}
.footer-col a:hover{color:var(--accent);padding-left:6px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.07);padding-top:26px;text-align:center;font-size:13px;color:rgba(255,255,255,.38)}
/* ===== 响应式 ===== */
@media (max-width:1024px){
.category-hero h1{font-size:42px}
.problem-grid,.testimonial-grid{grid-template-columns:repeat(2,1fr)}
.solution-row{gap:36px}
.solution-media{flex-basis:44%}
.stats-inner{grid-template-columns:repeat(2,1fr)}
.stat-divider{display:none}
}
@media (max-width:768px){
.header-wrap{flex-wrap:wrap;height:auto;padding:14px 24px}
.brand{margin-right:auto}
.main-nav{display:none;flex-basis:100%;flex-direction:column;gap:8px;padding-top:14px;margin-left:0}
.main-nav.open{display:flex}
.menu-toggle{display:inline-flex}
.header-tools{margin-left:auto}
.search-box{display:none}
.header-cta{display:none}
.category-hero{padding:100px 0 70px;min-height:520px}
.category-hero h1{font-size:34px}
.hero-desc{font-size:15.5px}
.solution-row{flex-direction:column}
.solution-row:nth-of-type(2){flex-direction:column-reverse}
.solution-media{width:100%;flex-basis:auto}
.solution-media img{height:240px}
.problem-grid,.testimonial-grid{grid-template-columns:1fr}
.category-library .grid-x{gap:20px}
.stats-inner{grid-template-columns:repeat(2,1fr);gap:32px}
.footer-grid{grid-template-columns:1fr;gap:36px}
.footer-brand p{max-width:100%}
.faq-q{padding:18px 20px}
.faq-a{padding:0 20px 20px}
}
@media (max-width:520px){
.category-hero h1{font-size:28px;letter-spacing:-.5px}
.hero-actions .btn{width:100%;justify-content:center}
.countdown-time{font-size:24px}
.section-head h2{font-size:26px}
.problem-section,.solution-section,.category-library,.testimonial-section,.faq-section,.cta-section{padding:70px 0}
.stats-inner{grid-template-columns:1fr 1fr}
.stat-item strong{font-size:32px}
.cta-inner h2{font-size:26px}
}