/* roulang page: index */
:root{
--brand:#e7452f;--brand-dark:#c9331f;--brand-soft:#fff0ed;--bg:#f8f5f2;--surface:#ffffff;--ink:#1f1b18;--text:#4a423c;--muted:#92857b;--line:#e9e1da;--radius:18px;--radius-sm:12px;--shadow-sm:0 2px 10px rgba(31,27,24,0.05);--shadow-md:0 10px 32px rgba(31,27,24,0.08);--shadow-lg:0 24px 68px rgba(31,27,24,0.13);--space:80px}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Roboto,sans-serif;background:var(--bg);color:var(--ink);line-height:1.72;font-size:16px;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none;transition:color .25s,opacity .25s}
a:hover{color:var(--brand)}
img{max-width:100%;display:block;border-radius:var(--radius)}
ul,ol{list-style:none}
button{font-family:inherit;cursor:pointer}
.container{max-width:1200px;margin:0 auto;padding:0 22px;position:relative;z-index:2}
h1,h2,h3,h4{line-height:1.28;font-weight:800;letter-spacing:-.02em}
.section{padding:var(--space) 0}
.section-head{max-width:680px;margin:0 auto 46px;text-align:center}
.section-head .eyebrow{display:inline-flex;align-items:center;gap:6px;background:var(--brand-soft);color:var(--brand);font-size:14px;font-weight:700;padding:6px 16px;border-radius:999px;border:1px solid rgba(231,69,47,.14);margin-bottom:18px}
.section-head .eyebrow i{font-size:13px}
.section-head h2{font-size:clamp(28px,4.4vw,42px);color:var(--ink)}
.section-head p{margin-top:14px;color:var(--text);font-size:17px;letter-spacing:.01em}
.text-gradient{background:linear-gradient(120deg,var(--brand) 20%,#f07b45 90%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:16px;font-weight:800;padding:13px 28px;border-radius:999px;border:2px solid transparent;transition:all .28s}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 22px rgba(231,69,47,.28)}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-2px);box-shadow:0 14px 30px rgba(231,69,47,.35)}
.btn-outline{background:transparent;border-color:#d8cdc4;color:#3f3731}
.btn-outline:hover{border-color:var(--brand);color:var(--brand);background:#fff}
.btn-white{background:#fff;color:var(--brand);box-shadow:0 10px 26px rgba(0,0,0,.14)}
.btn-white:hover{background:var(--brand-soft);transform:translateY(-2px)}
.btn-lg{padding:17px 42px;font-size:18px}
.card{background:var(--surface);border-radius:var(--radius);border:1px solid var(--line);transition:transform .25s,box-shadow .25s;overflow:hidden}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.tag{display:inline-block;padding:4px 9px;border-radius:6px;background:#0f101a;color:#f5efe8;font-size:12px;letter-spacing:.04em;font-weight:600}

/* ===== header / nav ===== */
.site-header{position:sticky;top:0;z-index:100;height:76px;background:rgba(255,255,255,.88);backdrop-filter:blur(8px);border-bottom:1px solid #ece5df;transition:box-shadow .3s}
.site-header.scrolled{box-shadow:0 4px 20px rgba(31,27,24,.06)}
.header-inner{max-width:1280px;margin:0 auto;padding:0 30px;height:76px;display:flex;align-items:center;justify-content:space-between}
.logo{font-size:25px;font-weight:900;letter-spacing:-.02em;display:flex;align-items:center;gap:9px}
.logo .logo-ic{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,#e7452f,#fc7849);display:flex;align-items:center;justify-content:center;color:#fff;font-size:20px;box-shadow:0 6px 15px rgba(231,69,47,.28)}
.logo:hover{opacity:.85}
.logo span{color:var(--text);font-weight:600}
.menu-toggle{background:transparent;border:none;width:42px;height:42px;border-radius:12px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;border:1px solid var(--line);transition:.25s}
.menu-toggle span{width:20px;height:2px;background:#20242e;transition:.3s}
.menu-toggle:hover span:nth-child(1){transform:translateY(-2px)}
.menu-toggle:hover span:nth-child(3){transform:translateY(2px)}
.header-cta{display:flex;align-items:center;gap:14px}
.btn-mini{padding:9px 18px;font-size:14px}
.btn-ghost{background:transparent;border:1px solid transparent;color:#aaa;font-size:18px;position:relative;top:1px}
.btn-ghost:hover{border-color:transparent}
.menu-overlay{position:fixed;inset:0;background:rgba(15,13,12,.36);opacity:0;visibility:hidden;transition:.5s;z-index:90}
.menu-drawer{position:fixed;top:0;right:-420px;width:min(420px,100%);height:100%;background:#111;box-shadow:-30px 0 70px rgba(0,0,0,.4);z-index:120;transition:right .5s cubic-bezier(.22,.61,.36,1);overflow:auto}
.menu-overlay.open{opacity:1;visibility:visible}
.menu-overlay.open+.menu-drawer{right:0}
.drawer-header{padding:28px 34px;border-bottom:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;align-items:center}
.drawer-header .logo{color:#fff;font-size:22px}
.drawer-close{background:transparent;border:none;color:#aaa;font-size:20px;width:40px;height:40px;border-radius:50%;transition:.25s}
.drawer-close:hover{background:rgba(255,255,255,.09);color:#fff}
.drawer-inner{padding:40px 34px}
.drawer-tag{color:#999;font-size:13px;text-transform:uppercase;letter-spacing:.15em;font-weight:600;margin-bottom:18px}
.drawer-nav{display:flex;flex-direction:column;gap:10px}
.drawer-nav a{color:#fff;font-size:20px;font-weight:500;padding:12px 4px;border-bottom:1px solid rgba(255,255,255,.08);transition:color .2s;display:flex;align-items:center;gap:12px}
.drawer-nav a i{font-size:18px;color:var(--brand);width:24px}
.drawer-nav a.active{color:#fe7e53}
.drawer-nav a.not-active:hover{color:#fe7e53;transform:translateX(4px);border-bottom-color:rgba(231,69,47,.6)}
.drawer-extra{margin-top:32px;padding:18px 20px;background:rgba(255,255,255,.05);border-radius:var(--radius);}
.drawer-extra span{color:#aaa;font-size:14px;display:block;line-height:1.7}
.drawer-desc{margin-top:24px;color:#929292;font-size:13px;line-height:22px}
.drawer-desc strong{color:#fff}

/* ===== hero ===== */
.hero-wrapper{background: linear-gradient(145deg,#151a1f 0%,#0e1114 35%,#181309 78%,#ffffff  100%);color:#fff;position:relative;overflow:hidden;padding:0 0 60px}
.hero-bgline{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:50px 50px}
.hero-wrapper .hero-cover-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.28;filter:grayscale(.15) brightness(.9)}
.hero-content-wrap{position:relative;z-index:6;max-width:1280px;margin:0 auto;padding:50px 22px 0}
.hero-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:38px;align-items:center}
.hero-copy h1{font-size:clamp(36px,5.5vw,58px);line-height:1.18;font-weight:800;color:#fff}
.hero-subdesc{margin:22px 0 18px;max-width:540px;color:#dcd6cf;font-size:18px;font-weight:300;line-height:1.9}
.hero-key-line{display:flex;flex-wrap:wrap;gap:12px;margin:20px 0}
.hero-flag{display:inline-flex;align-items:center;gap:7px;font-size:13px;padding:5px 12px;border-radius:999px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.15);color:#fff}
.hero-flag i{color:#f88c3a}
.hero-search-box{width:100%;max-width:560px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.15);padding:10px;padding-left:20px;border-radius:20px;display:flex;backdrop-filter:blur(8px);margin:24px 0 16px}
.hero-search-box i{color:#ddd}
.hero-search-box input{background:transparent;border:none;outline:none;flex:1;font-size:16px;padding:12px 10px;color:#fff;min-width:0}
.hero-search-box input::placeholder{color:rgba(255,255,255,.5)}
.hero-search-box button{background:#fff;border:none;border-radius:14px;padding:12px 28px;font-weight:700;color:#cc2f1a;transition:.3s}
.hero-search-box button:hover{background:var(--brand-soft)}
.hero-mini-note{display:flex;flex-wrap:wrap;gap:18px;margin-top:12px;color:#bdb6ad;font-size:14px}
.hero-mini-note i{color:#ffb38d}
.hero-visual{position:relative;min-height:530px}
.hero-visual-img{width:100%;height:540px;object-fit:cover;border-radius:32px;mix-blend-mode:normal;box-shadow:0 34px 80px rgba(0,0,0,.5);border:1px solid rgba(255,255,255,.12)}
.hero-visual-card{position:absolute;left:-18px;bottom:22px;background:rgba(255,255,255,.12);backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.24);color:#fff;border-radius:20px;padding:16px 20px;width:235px;box-shadow:0 20px 48px rgba(0,0,0,.35)}
.hero-visual-card.report-card2{left:auto;right:-10px;top:20px;width:210px;padding:15px 18px;font-size:13px;line-height:1.6}
.hero-visual-card strong{font-size:17px;letter-spacing:0.5px}
.hero-visual-card .rating{color:#ffb268;font-weight:700;font-size:16px}
.hero-video-tag{position:absolute;right:4%;top:-12px;background:#e7452f;color:#fff;font-size:12px;font-weight:700;padding:5px 10px;border-radius:8px;letter-spacing:.12em;box-shadow:0 5px 16px rgba(231,69,47,.4)}
.hero-stat-row{position:relative;max-width:1100px;margin:30px auto 0;display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding-top:38px;border-top:1px solid rgba(255,255,255,.09)}
.hero-stat{text-align:center}
.hero-stat b{font-size:28px;font-weight:800;color:#fff;display:block}
.hero-stat span{font-size:13px;color:rgba(255,255,255,.62)}
.hero-pill-cluster{display:flex;flex-direction:row;gap:10px;margin-top:8px;flex-wrap:wrap}
.hero-pill-cluster a{font-size:13px;padding:8px 13px;background:rgba(231,69,47,.16);border:1px solid rgba(231,69,47,.22);color:#ffd3c9;border-radius:999px;transition:.25s}
.hero-pill-cluster a:hover{background:rgba(231,69,47,.2)}

/* ===== 目标进度 ===== */
.progress-block{background:linear-gradient(180deg,#f8f5f2,#efe6de);}
.chart-box{background:#1d1a17;border-radius:30px;padding:50px 42px;color:white;display:flex;gap:40px;flex-wrap:wrap;justify-content:center;align-items:center;box-shadow:var(--shadow-lg);position:relative;overflow:hidden}
.chart-box:after{position:absolute;right:-90px;top:-90px;width:260px;height:260px;background:radial-gradient(circle,rgba(255,255,255,.08),transparent 70%);content:""}
.progress-bar{display:flex;flex-wrap:wrap;align-items:center;gap:20px;justify-content:center;width:100%}
.pbar{background:rgba(255,255,255,.13);border-radius:20px;max-width:570px;padding:30px;border-bottom:2px solid rgba(231,69,47,.5);width:100%}
.pbar-stat{display:flex;justify-content:space-between;align-items:baseline}
.pbar-num b{font-size:42px;font-weight:800;color:#ff7b4f}
.pbar-num span{color:var(--bg);font-size:13px;margin-left:10px}
.pbar-track{height:8px;background:rgba(255,255,255,.18);border-radius:8px;margin-top:12px}
.pbar-track span{background:linear-gradient(90deg,#e7452f,#ff9b61);display:block;height:100%;width:72%;border-radius:99px}
.chart-meta{flex:1;min-width:220px}
.chart-meta span{color:#fe9c70;font-size:14px}
.chart-meta p{margin-top:22px}
.chart-row{display:flex;justify-content:space-between;border-bottom:1px solid #302a24;padding:9px 0;font-size:14px;margin-top:8px}
.chart-row span{color:#c9b8af}

/* ===== 回报档位 ===== */
.tier-wrap{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.tier-tier{display:flex;flex-direction:column;gap:22px}
.tier-features li{margin-bottom:11px;display:flex}
.tier-features i{color:#e7452f;margin-right:8px;margin-top:5px}
.tier-price{margin-top:12px;display:flex;align-items:end;gap:6px}
.tier-price .price{font-size:38px;font-weight:800;letter-spacing:-0.5px}
.tier-price small{color:var(--muted);font-size:14px;margin-bottom:6px}
.tier-label{color:var(--brand);font-weight:700}
.popular{box-shadow:0 10px 38px rgba(231,69,47,.16);border:2px solid var(--brand)}
.popular>.card-inner{position:relative}
.popular .tier-popper{background:linear-gradient(135deg,#e7452f,#f5a623);color:#fff;display:inline-block;font-size:13px;padding:5px 12px;border-radius:8px;font-weight:700;position:absolute;right:0;top:-19px}
.card-inner{padding:34px 28px}

/* 推荐卡片 */
.recommend-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.feature-card{padding:30px}
.feature-card .f-icon{width:54px;height:54px;border-radius:20px;background:#fdeee9;display:flex;align-items:center;justify-content:center;margin-bottom:20px;color:#e7452f;font-size:23px}
.feature-card h3{margin-bottom:9px;font-size:23px}
.feature-card p{color:#56504a;font-size:15px}

.caticon-inline{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-top:10px}

/* 资讯区域 */
.news-area{display:grid;grid-template-columns:1.4fr .8fr;gap:30px}
.news-main-list>li{border-bottom:1px solid #e7ded8;padding:20px 0;transition:all .2s}
.news-main-list>li:first-child{padding-top:0}
.news-cat{font-size:13px;color:#fff;background:#e7452f;padding:3px 9px;border-radius:6px;margin-right:10px}
.news-main-list a{display:flex;align-items:center;justify-content:space-between;gap:16px}
.news-item-title{font-size:18px;font-weight:700;line-height:1.5;transition:color .2s}
.time-icon{font-size:11px;color:#f1773e}
.news-date{color:#898078;white-space:nowrap;font-size:13px}
.news-side{position:relative}
.popular-card{position:sticky;top:120px;background:linear-gradient(155deg,#211d28,#111825);color:#ddd;border:1px solid rgba(255,255,255,.12)}
.pop-links{display:flex;flex-direction:column;gap:20px}
.pop-item-title{color:#fff;display:block;font-size:16px;margin-bottom:8px}
.pop-item-meta{font-size:13px;color:#aaa}
.pop-item i{color:#e7452f;font-size:15px}

/* ===== 用户墙 ===== */
.supporters{display:grid;grid-template-columns:.8fr 1.2fr;gap:30px;background:#20191600}
.supporters-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(255px,1fr));gap:16px}
.user-chip{background:#fff;border-radius:16px;border:1px solid #e5ddd6;padding:16px;display:flex;align-items:center;gap:13px;/*box-shadow:0 2px 6px rgba(0,0,0,.02)*/}
.user-chip .avatar{width:42px;height:42px;background:#fed55d;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#181425;font-weight:800;flex-shrink:0}
.user-chip .name{font-weight:700}
.user-chip .job{font-size:13px;color:var(--muted)}
.user-chip .social{font-size:12px;color:#9b4c38}
.stars{letter-spacing:3px;color:#f5b927}

/* FAQ */
.faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.faq-item{background:#fff;border:1px solid #ede6e0;border-radius:var(--radius);}
.faq-item summary{display:flex;justify-content:space-between;padding:22px 24px;font-weight:700;color:var(--ink);font-size:17px;letter-spacing:.1px;cursor:pointer;transition:.3s}
.faq-item summary i{font-size:20px;color:var(--brand);transition:.3s;transform:rotate(90deg)}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item[open] summary i{transform:rotate(270deg)}
.faq-body{padding:0 24px 23px;color:#545048;font-size:15px}
.faq-body p{margin-bottom:10px}
.faq-body i{color:#e7452f;margin-right:9px}

/* ===== CTA band ===== */
.cta-support{background:linear-gradient(150deg,#17202a,#0f1216);color:#fff;padding:76px 0;border-radius:24px;margin:0 8px; overflow:hidden}
.cta-support-flex{display:flex;gap:40px;align-items:center;justify-content:space-between;flex-wrap:wrap;position:relative;z-index:2}
.cta-metrics{display:flex;gap:30px;flex-wrap:wrap}

/* ===== footer ===== */
.footer-area{background:#08090c;color:#8f909a;padding:58px 0 0;font-size:14px}
.footer-inner{display:grid;grid-template-columns:1.4fr .7fr .8fr 1fr;gap:20px;justify-content:space-between;padding-bottom:40px}
.footer-about .logo{color:#fff;font-size:26px;margin-bottom:16px}
.footer-about p{max-width:280px;color:#6f7484;font-size:14px}
.footer-copyright{border-top:1px solid #262a35;padding:20px 0;color:#5c6170}
.cr-sub{color:#4a4e58;font-size:12px}

/* responsive */
@media (min-width:1200px){
/* nothing extra */
}
@media (min-width:768px) and (max-width:1050px){.hero-grid{grid-template-columns:1fr}.hero-visual{min-height:400px}.hero-visual-img{height:410px}.tier-wrap{grid-template-columns:repeat(2,1fr)}.news-area{grid-template-columns:1fr}.supporters{grid-template-columns:1fr}.footer-inner{grid-template-columns:repeat(2,1fr)}.hero-stat-row{grid-template-columns:repeat(4,1fr)}}
@media (min-width:520px) and (max-width:767px){.hero-grid{grid-template-columns:1fr}.hero-visual{min-height:360px}.hero-visual-img{height:300px}.tier-wrap{grid-template-columns:1fr}.footer-inner{grid-template-columns:1fr}.hero-stat-row{grid-template-columns:repeat(2,1fr)}.faq-grid{grid-template-columns:1fr}.news-area{grid-template-columns:1fr}.supporters{grid-template-columns:1fr}.chart-box{padding:30px 20px}.container{padding:0 18px}.hero-content-wrap{padding-top:32px}.hero-visual-card{left:0}}
@media (max-width:519px){:root{--space:66px}
body{font-size:15px}
.site-header .header-inner{padding:0 16px}
.hero-content-wrap{padding-top:22px}
.hero-grid{grid-template-columns:1fr;gap:20px}
.hero-visual{min-height:220px}.hero-visual-img{height:240px}
.hero-stat-row{grid-template-columns:repeat(2,1fr);padding-top:30px}
.hero-copy h1{font-size:33px}
.hero-subdesc{font-size:16px}
.search-box input{font-size:14px}
.nav-normal .header-cta .btn:not(.btn-mini){display:none}
.btn-lg{padding:13px 22px;font-size:16px}
.chart-box{border-radius:22px;padding:30px 18px}
.tier-wrap{grid-template-columns:1fr}
.recommend-grid{grid-template-columns:1fr}
.news-main-list a{flex-direction:column;align-items:flex-start;gap:8px}
.news-main-list a .time-icon{display:none}
.news-main-list a{color:var(--ink)}
.news-date{font-size:12px}
.hero-visual-card{bottom:12px;left:5px;width:210px}
.hero-visual-card.report-card2{display:none}
.footer-inner{grid-template-columns:1fr}
.hero-mini-note{flex-wrap:wrap}
.cta-support{padding:36px 0}
.cta-metrics{flex-direction:column}
}
.g-back{background-color:#f8f5f2}
.backimg-section{position:relative}
.watermark-wording{z-index:9;font-size:20px}


/* 菜单 drawer */
.secondary-nav-row{display:flex;flex-wrap:wrap;gap:10px;padding-bottom:12px}
.secondary-nav-row a{color:#b3b1c2;font-size:14px;border-bottom:1px solid transparent}
.secondary-nav-row a:hover{color:#fff}

/* roulang page: category1 */
:root{
  --brand:#e7452f;
  --brand-dark:#c9331f;
  --brand-soft:#fff0ed;
  --bg:#f8f5f2;
  --surface:#ffffff;
  --ink:#1f1b18;
  --text:#4a423c;
  --muted:#92857b;
  --line:#e9e1da;
  --radius:18px;
  --radius-sm:12px;
  --shadow-sm:0 2px 10px rgba(31,27,24,.05);
  --shadow-md:0 10px 32px rgba(31,27,24,.08);
  --shadow-lg:0 24px 68px rgba(31,27,24,.13);
  --space:72px;
  --maxw:1200px;
}
*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Roboto,sans-serif;background:var(--bg);color:var(--ink);line-height:1.72;font-size:16px;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none;transition:color .25s,opacity .25s,border-color .25s}
a:hover{color:var(--brand)}
img{max-width:100%;display:block}
button{font-family:inherit;cursor:pointer}
ul,ol{list-style:none}
section[id]{scroll-margin-top:92px}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px;position:relative;z-index:2}
.section{padding:var(--space) 0}
.section-head{max-width:760px;margin:0 auto 46px;text-align:center}
.section-head .eyebrow{display:inline-flex;align-items:center;gap:6px;background:var(--brand-soft);color:var(--brand);font-size:14px;font-weight:800;padding:7px 17px;border-radius:999px;border:1px solid rgba(231,69,47,.14);margin-bottom:18px}
.section-head .eyebrow i{font-size:13px}
.section-head h2{font-size:clamp(28px,4.2vw,42px);color:var(--ink);line-height:1.24}
.section-head p{margin-top:14px;color:var(--text);font-size:17px}
.text-gradient{background:linear-gradient(120deg,var(--brand) 20%,#f07b45 90%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-size:16px;font-weight:800;padding:13px 28px;border-radius:999px;border:2px solid transparent;transition:all .28s;line-height:1.2}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 22px rgba(231,69,47,.28)}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-2px);box-shadow:0 14px 30px rgba(231,69,47,.35)}
.btn-outline{background:transparent;border-color:#d8cdc4;color:#3f3731}
.btn-outline:hover{border-color:var(--brand);color:var(--brand);background:#fff}
.btn-white{background:#fff;color:var(--brand);box-shadow:0 10px 26px rgba(0,0,0,.14)}
.btn-white:hover{background:var(--brand-soft);color:var(--brand-dark);transform:translateY(-2px)}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
.btn-outline-light:hover{background:#fff;color:var(--ink);border-color:#fff;transform:translateY(-2px)}
.btn-lg{padding:17px 40px;font-size:17px}
.btn-sm{padding:9px 18px;font-size:14px}
.btn i{pointer-events:none}
/* header */
.site-header{position:sticky;top:0;z-index:100;height:76px;background:rgba(255,255,255,.9);backdrop-filter:blur(8px);border-bottom:1px solid #ece5df;transition:box-shadow .3s}
.site-header.scrolled{box-shadow:0 4px 20px rgba(31,27,24,.06)}
.header-inner{max-width:1280px;margin:0 auto;padding:0 30px;height:76px;display:flex;align-items:center;justify-content:space-between}
.logo{font-size:25px;font-weight:900;letter-spacing:-.02em;display:inline-flex;align-items:center;gap:9px;color:var(--ink)}
.logo .logo-ic{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,#e7452f,#fc7849);display:inline-flex;align-items:center;justify-content:center;color:#fff;font-size:19px;box-shadow:0 6px 15px rgba(231,69,47,.28)}
.logo:hover{opacity:.85;color:var(--ink)}
.logo i.fa-play{font-size:20px}
.header-cta{display:flex;align-items:center;gap:12px}
.btn-mini{padding:9px 18px;font-size:14px}
.btn-ghost{background:transparent;border:none;color:#555;font-size:23px;width:44px;height:44px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;transition:background .25s;position:relative;top:1px}
.btn-ghost:hover{background:#f4eeea;color:var(--brand)}
.menu-overlay{position:fixed;inset:0;background:rgba(0,0,0,.38);opacity:0;visibility:hidden;transition:opacity .4s,visibility .4s;z-index:119}
.menu-overlay.open{opacity:1;visibility:visible}
.menu-drawer{position:fixed;top:0;right:-420px;width:min(420px,100%);height:100%;background:#111;box-shadow:-30px 0 70px rgba(0,0,0,.4);z-index:130;transition:right .5s cubic-bezier(.22,.61,.36,1);overflow:auto}
.menu-drawer.open{right:0}
.drawer-header{padding:26px 30px;border-bottom:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;align-items:center}
.drawer-header .logo{color:#fff;font-size:22px}
.drawer-close{background:transparent;border:none;color:#aaa;font-size:19px;width:40px;height:40px;border-radius:50%;transition:.25s}
.drawer-close:hover{background:rgba(255,255,255,.09);color:#fff}
.drawer-inner{padding:34px 30px}
.drawer-tag{color:#9a9a9a;font-size:12px;letter-spacing:.16em;text-transform:uppercase;font-weight:700;margin-bottom:16px}
.drawer-nav{display:flex;flex-direction:column;gap:8px}
.drawer-nav a{color:#fff;font-size:19px;font-weight:600;padding:13px 4px;border-bottom:1px solid rgba(255,255,255,.09);display:flex;align-items:center;gap:13px;transition:color .2s,border-color .2s,transform .2s}
.drawer-nav a i{font-size:17px;color:var(--brand);width:24px;text-align:center}
.drawer-nav a.active{color:#ff7b50}
.drawer-nav a:not(.active):hover{color:#ff7b50;transform:translateX(4px);border-bottom-color:rgba(231,69,47,.55)}
.drawer-extra{margin-top:30px;padding:18px 20px;background:rgba(255,255,255,.05);border-radius:16px}
.drawer-extra span{color:#c2c2c2;font-size:14px;display:block;line-height:1.75}
.drawer-extra strong{color:#fff}
.drawer-desc{margin-top:24px;color:#8d8d8d;font-size:13px;line-height:1.8}
/* category hero */
.cat-hero{position:relative;background:#121212;color:#fff;overflow:hidden;display:flex;align-items:center;padding:118px 0 92px;min-height:620px}
.cat-hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.24}
.cat-hero-shade{position:absolute;inset:0;background:linear-gradient(100deg,rgba(6,7,10,.96) 0%,rgba(10,6,8,.86) 48%,rgba(20,12,9,.5) 100%)}
.cat-hero .hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.1fr .9fr;gap:58px;align-items:center}
.hero-badge{display:inline-flex;align-items:center;gap:7px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);padding:7px 16px;border-radius:999px;font-size:14px;font-weight:700;letter-spacing:.03em;margin-bottom:22px}
.hero-badge i{color:#ff8a5e}
.cat-hero h1{font-size:clamp(34px,6vw,58px);line-height:1.14;letter-spacing:-.035em;font-weight:900}
.cat-hero h1 .h1-soft{color:#f0a48a;font-size:.76em;font-weight:700;display:block;margin-top:9px;letter-spacing:0}
.cat-hero .hero-lead{color:#e4dbd5;font-size:17px;max-width:560px;margin-top:24px}
.hero-actions{margin-top:32px;display:flex;flex-wrap:wrap;gap:14px}
.hero-note{margin-top:24px;display:flex;align-items:center;gap:8px;color:#c9bcb3;font-size:14px}
.hero-note i{color:#ff8759}
/* hero poster */
.hero-poster-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);border-radius:24px;padding:12px;box-shadow:0 28px 70px rgba(0,0,0,.34);backdrop-filter:blur(4px)}
.poster-viewport{position:relative;overflow:hidden;border-radius:18px}
.poster-viewport img{width:100%;height:360px;object-fit:cover;transition:transform .5s}
.poster-viewport img:hover{transform:scale(1.03)}
.play-fab{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:72px;height:72px;border-radius:50%;background:rgba(231,69,47,.9);color:#fff;border:none;font-size:24px;box-shadow:0 14px 34px rgba(0,0,0,.32);transition:.3s}
.play-fab:hover{transform:translate(-50%,-50%) scale(1.1);background:#e7452f}
.poster-caption{padding:13px 3px 3px;font-size:14px;color:#f4f4f4;display:flex;justify-content:space-between;gap:8px}
.poster-caption b{color:#fff;font-weight:800}
.poster-caption span{color:#b6b6b6;font-size:13px}
/* problem area */
.problem-area{background:#f1eadf;padding:70px 0}
.problem-wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}
.problem-copy h2{font-size:clamp(27px,4vw,41px);line-height:1.25;color:var(--ink)}
.problem-copy>p{margin:18px 0 26px;color:var(--text);font-size:16px;max-width:530px}
.problem-list{display:flex;flex-direction:column;gap:14px}
.problem-list li{background:#fff;border:1px solid #ebe2d8;border-radius:16px;padding:18px 20px;display:grid;grid-template-columns:46px 1fr;gap:14px;align-items:flex-start;box-shadow:var(--shadow-sm);transition:.25s}
.problem-list li:hover{transform:translateX(4px);box-shadow:var(--shadow-md)}
.problem-ic{width:46px;height:46px;border-radius:13px;background:var(--brand-soft);color:var(--brand);display:flex;align-items:center;justify-content:center;font-size:19px}
.problem-list h3{font-size:16px;margin-bottom:3px}
.problem-list p{font-size:14px;color:var(--text)}
/* quick pick area */
.quick-area{padding:76px 0;background:#111318;color:#fff;position:relative}
.quick-area .container{text-align:center}
.quick-inner{max-width:900px;margin:0 auto}
.quick-inner h2{font-size:clamp(26px,4vw,38px)}
.quick-sub{color:#b8bec9;margin-top:12px;font-size:16px}
.chip-set{margin:32px 0 20px;display:flex;flex-wrap:wrap;justify-content:center;gap:11px}
.chip{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);color:#ecf0f5;padding:10px 22px;border-radius:999px;font-size:15px;font-weight:600;transition:.25s}
.chip:hover{background:#fff;color:#1a1c22;transform:translateY(-2px)}
.chip-active{background:var(--brand);border-color:var(--brand);color:#fff}
.quick-tip{margin:4px auto 0;max-width:670px;background:rgba(255,255,255,.05);border:1px dashed rgba(255,255,255,.2);border-radius:14px;padding:13px 20px;color:#dfe4ec;font-size:14px;display:flex;align-items:center;justify-content:center;gap:9px}
.quick-tip i{color:#ff8053}
/* steps */
.solve-area{background:#fff}
.solve-head{margin-bottom:42px}
.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.step-card{position:relative;background:#faf7f4;border:1px solid var(--line);border-radius:18px;padding:24px 21px 26px}
.step-card .step-num{font-size:13px;font-weight:800;letter-spacing:.1em;color:var(--brand);display:flex;align-items:center;gap:8px;margin-bottom:18px}
.step-num span{display:inline-flex;width:30px;height:30px;border-radius:9px;background:var(--brand);color:#fff;align-items:center;justify-content:center;font-size:13px}
.step-card h3{font-size:19px;margin-bottom:8px}
.step-card p{color:var(--text);font-size:14px}
.step-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px);transition:.28s}
/* feature split */
.feature-area{background:#f5efea;padding:78px 0}
.feature-inner{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.feature-imgbox{position:relative;border-radius:24px;overflow:hidden;box-shadow:var(--shadow-lg)}
.feature-imgbox img{width:100%;height:440px;object-fit:cover}
.feature-imgbox figcaption{position:absolute;left:14px;bottom:14px;right:14px;background:rgba(18,17,20,.76);backdrop-filter:blur(6px);color:#fff;padding:13px 17px;border-radius:15px;font-size:14px;display:flex;justify-content:space-between;align-items:center;gap:10px}
.feature-imgbox figcaption small{color:#d8d1cd;font-size:13px}
.feature-tagline{color:var(--brand);font-weight:800;font-size:14px;letter-spacing:.06em;text-transform:uppercase;display:flex;gap:7px;align-items:center;margin-bottom:14px}
.feature-copy h2{font-size:clamp(27px,4vw,40px);line-height:1.23}
.feature-copy .copylead{color:var(--text);margin:18px 0 26px;max-width:560px}
.feature-list{display:grid;gap:16px}
.feature-list li{display:grid;grid-template-columns:52px 1fr;gap:16px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:17px 18px;transition:.25s}
.feature-list li:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.feature-list .f-ic{width:52px;height:52px;border-radius:15px;background:linear-gradient(135deg,var(--brand),#f07b45);color:#fff;display:flex;align-items:center;justify-content:center;font-size:20px}
.feature-list h3{font-size:16px;margin-bottom:3px}
.feature-list p{color:var(--text);font-size:14px}
/* result / proof */
.proof-area{background:#13141a;color:#fff;padding:78px 0}
.proof-head{margin-bottom:42px}
.proof-head h2{color:#fff}
.quote-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.quote-card{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:20px;padding:28px;position:relative}
.quote-card>i{color:#ff8053;font-size:24px;opacity:.7;display:block;margin-bottom:10px}
.quote-card blockquote{color:#dfe0e5;font-size:16px;line-height:1.8;border:none;padding:0;margin-bottom:16px}
.quote-user{display:flex;gap:11px;align-items:center;color:#fff;font-weight:700;font-size:14px}
.quote-user i{width:38px;height:38px;border-radius:12px;background:rgba(231,69,47,.9);color:#fff;display:flex;align-items:center;justify-content:center;font-size:16px}
.quote-user small{display:block;font-weight:400;color:#9ea0ad}
/* FAQ */
.faq-area{background:#fff;padding:78px 0}
.faq-wrap{max-width:860px;margin:0 auto}
.faq-item{background:#faf7f4;border:1px solid var(--line);border-radius:18px;margin-bottom:14px;overflow:hidden}
.faq-item summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:18px;padding:20px 24px;font-weight:700;font-size:16px;transition:.2s;color:var(--ink)}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary i{margin-left:auto;color:var(--brand);transition:transform .3s}
.faq-item[open] summary{background:#fff5f1}
.faq-item[open] summary i{transform:rotate(180deg)}
.faq-item .faq-answer{padding:0 24px 24px;color:var(--text);font-size:15px;line-height:1.9;border-top:1px dashed #e5d9d1;margin:0 24px;padding:18px 0 24px}
.faq-item .faq-answer strong{color:var(--brand)}
/* CTA */
.cta-area{padding:62px 0 80px;background:#f8f5f2}
.cta-banner{background:linear-gradient(135deg,#e7452f 0%,#fc7849 100%);border-radius:28px;padding:48px;color:#fff;text-align:center;box-shadow:0 24px 60px rgba(231,69,47,.25);position:relative;overflow:hidden}
.cta-banner:before{content:"";position:absolute;width:300px;height:300px;background:rgba(255,255,255,.1);border-radius:50%;top:-150px;right:-70px}
.cta-banner h2{font-size:clamp(26px,4vw,38px);margin-bottom:14px;position:relative;z-index:2}
.cta-banner p{font-size:16px;color:#ffe9e2;max-width:670px;margin:0 auto 28px;position:relative;z-index:2}
.cta-banner .btn-white:hover{transform:translateY(-2px)}
/* footer */
.footer-area{background:#0e0d12;color:#aeb4bc;padding:62px 0 0;margin-top:0}
.footer-inner{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:34px;border-bottom:1px solid #222129}
.footer-about p{margin:16px 0 0;color:#8f939e;font-size:14px;max-width:340px}
.footer-about .logo{color:#fff;margin-bottom:6px}
.footer-inner h4{color:#fff;font-size:16px;margin-bottom:16px;font-weight:700}
.footer-inner ul li{margin-bottom:9px}
.footer-inner ul a{color:#a2a7b2;font-size:14px;transition:.2s}
.footer-inner ul a:hover{color:#fff}
.footer-copyright{border-top:1px solid #23222a;padding:22px 0;margin-top:34px;font-size:13px;color:#7f838e}
.footer-copyright a{color:#c8ccd4}
/* responsive */
@media(max-width:1024px){
  .cat-hero{padding:92px 0 72px;min-height:auto}
  .cat-hero .hero-grid{grid-template-columns:1fr .86fr;gap:32px}
  .poster-viewport img{height:280px}
  .feature-inner{grid-template-columns:1fr;gap:32px}
  .feature-imgbox img{height:340px}
  .steps-grid{grid-template-columns:1fr 1fr}
  .problem-wrap{grid-template-columns:1fr;gap:36px}
  .footer-inner{grid-template-columns:1fr 1fr;gap:32px}
}
@media(max-width:768px){
  .container{padding:0 18px}
  .section{padding:62px 0}
  .cat-hero{padding:78px 0 56px}
  .cat-hero .hero-grid{grid-template-columns:1fr}
  .hero-poster-card{max-width:520px}
  .poster-viewport img{height:230px}
  .problem-area{padding:56px 0}
  .quick-area{padding:58px 0}
  .feature-area{padding:58px 0}
  .quote-grid{grid-template-columns:1fr}
  .footer-inner{grid-template-columns:1fr 1fr}
  .cta-banner{padding:40px 24px}
}
@media(max-width:520px){
  .container{padding:0 16px}
  .header-inner{padding:0 16px}
  .logo{font-size:21px}
  .logo .logo-ic{width:37px;height:37px;font-size:17px}
  .cat-hero h1{font-size:38px}
  .cat-hero{padding:68px 0 48px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .problem-list li{grid-template-columns:40px 1fr;padding:15px}
  .problem-ic{width:40px;height:40px;font-size:16px}
  .feature-list li{grid-template-columns:46px 1fr;padding:14px}
  .feature-list .f-ic{width:46px;height:46px;font-size:17px}
  .steps-grid{grid-template-columns:1fr}
  .step-card{padding:20px}
  .footer-inner{grid-template-columns:1fr}
  .cta-banner h2{font-size:24px}
  .cta-banner .btn{width:100%}
}