/* roulang page: index */
:root {
  --primary: #102A43;
  --primary-dark: #0B1D30;
  --primary-light: #1E3A5F;
  --accent: #B8935A;
  --accent-light: #C9A76B;
  --accent-dark: #A07B44;
  --bg: #F5F2EC;
  --bg-light: #FBF9F5;
  --card-bg: #FFFFFF;
  --text: #1C2B36;
  --text-light: #5A6B7A;
  --text-lighter: #8A98A5;
  --border: #E2E6EA;
  --border-light: #EDF0F3;
  --success: #3E7C4F;
  --warning: #C97C2D;
  --danger: #A64B3C;
  --muted-blue: #D8E0E8;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-full: 999px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 4px 12px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 8px rgba(0,0,0,0.08), 0 12px 28px rgba(0,0,0,0.10);
  --shadow-lg: 0 8px 16px rgba(0,0,0,0.10), 0 20px 40px rgba(0,0,0,0.12);
  --transition: all 0.3s ease;
  --container: 1240px;
  --header-h: 68px;
  --topbar-h: 36px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;background:var(--bg);color:var(--text);line-height:1.7;font-size:15px;overflow-x:hidden;}
img{max-width:100%;display:block;}
a{color:var(--primary-light);text-decoration:none;transition:var(--transition);}
a:hover{color:var(--accent);}
ul,ol{list-style:none;}
input,button,textarea,select{font-family:inherit;font-size:inherit;border:none;outline:none;}
button{cursor:pointer;background:none;}
.container{max-width:var(--container);margin:0 auto;padding:0 24px;}
.section{padding:80px 0;}
.section-head{text-align:center;max-width:720px;margin:0 auto 52px;}
.section-eyebrow{display:inline-block;font-size:13px;letter-spacing:2px;text-transform:uppercase;color:var(--accent);font-weight:700;margin-bottom:10px;}
.section-title{font-size:30px;line-height:1.35;font-weight:800;color:var(--primary);letter-spacing:0.5px;}
.section-desc{font-size:15px;color:var(--text-light);margin-top:14px;line-height:1.7;}

/* Header */
.top-bar{background:var(--primary);color:rgba(255,255,255,0.85);font-size:12px;height:var(--topbar-h);display:flex;align-items:center;}
.top-bar-inner{display:flex;align-items:center;justify-content:space-between;width:100%;}
.top-bar-text{display:flex;align-items:center;gap:8px;}
.top-bar-text i{color:var(--accent);}
.top-bar-actions{display:flex;gap:18px;align-items:center;}
.top-bar-actions a{color:rgba(255,255,255,0.85);display:inline-flex;align-items:center;gap:5px;transition:var(--transition);}
.top-bar-actions a:hover{color:var(--accent-light);}
.main-nav{position:sticky;top:0;z-index:100;background:rgba(255,255,255,0.95);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border-light);box-shadow:0 1px 8px rgba(0,0,0,0.04);transition:var(--transition);}
.main-nav.scrolled{box-shadow:0 2px 12px rgba(0,0,0,0.08);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:var(--header-h);}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.brand-badge{width:40px;height:40px;background:linear-gradient(135deg,var(--accent-light),var(--accent));color:#fff;font-size:20px;font-weight:800;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-md);box-shadow:0 2px 8px rgba(184,147,90,0.4);}
.brand-name{font-size:18px;font-weight:800;color:var(--primary);letter-spacing:0.5px;white-space:nowrap;}
.nav-menu{display:flex;align-items:center;gap:6px;}
.nav-menu > li > a{display:inline-block;padding:10px 16px;font-size:14px;font-weight:600;color:var(--text);border-radius:var(--radius-sm);position:relative;transition:var(--transition);}
.nav-menu > li > a::after{content:'';position:absolute;left:16px;right:16px;bottom:4px;height:2px;background:var(--accent);border-radius:2px;transform:scaleX(0);transform-origin:center;transition:transform 0.3s ease;}
.nav-menu > li > a:hover{color:var(--primary);background:rgba(184,147,90,0.08);}
.nav-menu > li > a:hover::after,.nav-menu > li > a.active::after{transform:scaleX(1);}
.nav-menu > li > a.active{color:var(--primary);}
.nav-cta{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(135deg,var(--accent-light),var(--accent-dark));color:#fff;padding:10px 22px;border-radius:var(--radius-full);font-size:14px;font-weight:700;transition:var(--transition);box-shadow:0 2px 10px rgba(184,147,90,0.35);}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 6px 18px rgba(184,147,90,0.4);color:#fff;}
.hamburger{display:none;flex-direction:column;width:44px;height:44px;justify-content:center;align-items:center;gap:5px;background:transparent;border-radius:var(--radius-sm);}
.hamburger span{display:block;width:22px;height:2px;background:var(--primary);border-radius:2px;transition:var(--transition);}
.hamburger.active span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.hamburger.active span:nth-child(2){opacity:0;}
.hamburger.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* Hero */
.hero{position:relative;background:linear-gradient(135deg,var(--primary-dark) 0%,var(--primary) 60%,var(--primary-light) 100%);min-height:620px;display:flex;align-items:center;overflow:hidden;padding:80px 0;}
.hero::before{content:'';position:absolute;inset:0;background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;opacity:0.22;}
.hero::after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,rgba(11,29,48,0.86) 0%,rgba(16,42,67,0.68) 50%,rgba(16,42,67,0.42) 100%);}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr 0.85fr;gap:56px;align-items:center;width:100%;}
.hero-content{max-width:580px;}
.hero-tag{display:inline-flex;align-items:center;gap:8px;background:rgba(184,147,90,0.15);border:1px solid rgba(184,147,90,0.4);color:var(--accent-light);padding:6px 14px;border-radius:var(--radius-full);font-size:13px;font-weight:600;margin-bottom:22px;}
.hero-tag i{font-size:12px;}
.hero h1{font-size:40px;line-height:1.3;font-weight:800;color:#fff;letter-spacing:1px;margin-bottom:20px;}
.hero h1 span{color:var(--accent-light);}
.hero-desc{font-size:16px;line-height:1.8;color:rgba(255,255,255,0.85);margin-bottom:34px;max-width:480px;}
.hero-buttons{display:flex;gap:16px;flex-wrap:wrap;}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 28px;border-radius:10px;font-size:15px;font-weight:700;transition:var(--transition);border:1px solid transparent;min-height:48px;}
.btn-primary{background:linear-gradient(135deg,var(--accent-light),var(--accent-dark));color:#fff;box-shadow:0 4px 16px rgba(184,147,90,0.35);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(184,147,90,0.45);color:#fff;filter:brightness(1.06);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{border-color:rgba(255,255,255,0.4);color:#fff;background:transparent;}
.btn-outline:hover{background:rgba(255,255,255,0.1);border-color:rgba(255,255,255,0.7);color:#fff;transform:translateY(-2px);}
.btn-outline:active{transform:translateY(0);}
.btn-secondary{background:var(--primary-light);color:#fff;box-shadow:0 2px 8px rgba(16,42,67,0.25);}
.btn-secondary:hover{background:var(--primary);color:#fff;transform:translateY(-2px);}
.hero-visual{position:relative;display:flex;justify-content:center;}
.hero-card-wrap{position:relative;width:100%;max-width:430px;}
.hero-main-card{background:rgba(255,255,255,0.1);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,0.16);border-radius:20px;padding:32px;box-shadow:0 24px 56px rgba(0,0,0,0.3);}
.hero-main-card h3{color:#fff;font-size:18px;font-weight:700;margin-bottom:18px;display:flex;align-items:center;gap:10px;}
.hero-main-card h3 .dot{width:8px;height:8px;background:#2BC48A;border-radius:50%;box-shadow:0 0 8px rgba(43,196,138,0.7);}
.hero-card-list{display:flex;flex-direction:column;gap:14px;}
.hero-card-item{display:flex;align-items:flex-start;gap:12px;background:rgba(255,255,255,0.08);border-radius:12px;padding:14px 16px;border:1px solid rgba(255,255,255,0.08);}
.hero-card-item i{color:var(--accent-light);font-size:18px;margin-top:2px;}
.hero-card-item div span{display:block;color:#fff;font-size:14px;font-weight:600;}
.hero-card-item div p{color:rgba(255,255,255,0.65);font-size:12px;margin-top:2px;line-height:1.5;}

/* Stats Strip */
.stats-strip{background:var(--card-bg);border-bottom:1px solid var(--border-light);padding:36px 0;box-shadow:0 4px 12px rgba(0,0,0,0.02);}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.stat-item{text-align:center;padding:12px 16px;}
.stat-number{font-size:34px;font-weight:800;color:var(--primary);line-height:1.2;font-family:'Georgia',serif;}
.stat-number em{font-style:normal;color:var(--accent);font-size:22px;font-weight:700;}
.stat-label{font-size:13px;color:var(--text-light);margin-top:6px;}

/* Benefits tiers */
.benefits{background:var(--bg-light);}
.tiers-grid{display:grid;grid-template-columns:1fr 1.1fr 1fr;gap:24px;align-items:stretch;}
.tier-card{background:var(--card-bg);border-radius:var(--radius-lg);padding:32px 28px;box-shadow:var(--shadow-sm);border:1px solid var(--border-light);position:relative;transition:var(--transition);display:flex;flex-direction:column;}
.tier-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.tier-card.featured{background:linear-gradient(160deg,var(--primary) 0%,var(--primary-light) 100%);color:#fff;border:none;box-shadow:var(--shadow-md);}
.tier-card.featured::before{content:'推荐';position:absolute;top:18px;right:-10px;background:var(--accent);color:#fff;font-size:12px;font-weight:700;padding:4px 12px;border-radius:var(--radius-sm) 0 var(--radius-sm) var(--radius-sm);box-shadow:0 2px 8px rgba(184,147,90,0.4);}
.tier-index{font-size:13px;font-weight:700;color:var(--accent);letter-spacing:2px;text-transform:uppercase;margin-bottom:12px;}
.tier-card.featured .tier-index{color:var(--accent-light);}
.tier-title{font-size:22px;font-weight:800;color:var(--primary);margin-bottom:8px;}
.tier-card.featured .tier-title{color:#fff;}
.tier-sub{font-size:13px;color:var(--text-light);margin-bottom:20px;}
.tier-card.featured .tier-sub{color:rgba(255,255,255,0.7);}
.tier-list{display:flex;flex-direction:column;gap:12px;flex:1;margin-bottom:24px;}
.tier-list li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--text);line-height:1.5;}
.tier-card.featured .tier-list li{color:rgba(255,255,255,0.9);}
.tier-list li i{color:var(--accent);margin-top:3px;font-size:13px;}
.tier-card.featured .tier-list li i{color:var(--accent-light);}
.tier-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 18px;font-size:14px;font-weight:700;border-radius:var(--radius-sm);border:1px solid var(--border);color:var(--primary);transition:var(--transition);margin-top:auto;}
.tier-btn:hover{background:rgba(184,147,90,0.1);border-color:var(--accent);color:var(--accent-dark);}
.tier-card.featured .tier-btn{background:var(--accent);border-color:var(--accent);color:#fff;}
.tier-card.featured .tier-btn:hover{background:var(--accent-light);border-color:var(--accent-light);}

/* Compare table */
.compare{background:var(--bg);}
.compare-wrap{background:var(--card-bg);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);overflow:auto;border:1px solid var(--border-light);}
.compare-table{width:100%;border-collapse:collapse;min-width:720px;}
.compare-table th,.compare-table td{padding:18px 20px;text-align:center;font-size:14px;border-bottom:1px solid var(--border-light);}
.compare-table th{background:var(--primary);color:#fff;font-weight:700;font-size:15px;}
.compare-table th:first-child{text-align:left;background:var(--primary);}
.compare-table td:first-child{text-align:left;font-weight:600;color:var(--text);background:var(--bg-light);}
.compare-table th .plan-name{display:block;font-size:16px;font-weight:800;}
.compare-table th .plan-tag{display:inline-block;background:rgba(255,255,255,0.15);font-size:11px;padding:3px 10px;border-radius:var(--radius-full);margin-top:4px;}
.compare-table th.recommended{background:linear-gradient(135deg,var(--accent-dark),var(--accent));}
.compare-table tr:hover td{background:rgba(184,147,90,0.04);}
.compare-table tr:last-child td{border-bottom:none;}
.compare-table td i{color:var(--success);font-size:16px;}
.compare-table td .no{color:var(--text-lighter);}
.badge-rec{display:inline-block;background:var(--accent);color:#fff;font-size:11px;font-weight:700;padding:2px 10px;border-radius:var(--radius-full);margin-left:6px;vertical-align:middle;}

/* Time limit */
.time-limit{position:relative;background:linear-gradient(135deg,var(--primary-dark) 0%,var(--primary) 100%);padding:70px 0;overflow:hidden;}
.time-limit::before{content:'';position:absolute;inset:0;background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;opacity:0.15;}
.time-limit-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap;}
.time-limit-text{flex:1;min-width:260px;}
.time-limit-text h2{color:#fff;font-size:28px;font-weight:800;margin-bottom:12px;}
.time-limit-text p{color:rgba(255,255,255,0.8);font-size:14px;line-height:1.7;}
.countdown-wrap{display:flex;align-items:center;gap:16px;flex-shrink:0;}
.countdown-item{background:rgba(255,255,255,0.1);border:1px solid rgba(255,255,255,0.18);border-radius:14px;padding:18px 14px;text-align:center;min-width:72px;backdrop-filter:blur(8px);}
.countdown-item .num{display:block;font-size:28px;font-weight:800;color:var(--accent-light);line-height:1.2;font-variant-numeric:tabular-nums;}
.countdown-item .label{display:block;font-size:12px;color:rgba(255,255,255,0.6);margin-top:4px;}
.countdown-sep{font-size:22px;color:rgba(255,255,255,0.4);font-weight:700;}
.time-limit-btn{flex-shrink:0;}

/* News section */
.news{background:var(--bg-light);}
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px;}
.news-card{background:var(--card-bg);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);border:1px solid var(--border-light);transition:var(--transition);display:flex;flex-direction:column;}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.news-cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--muted-blue);}
.news-cover img{width:100%;height:100%;object-fit:cover;transition:transform 0.4s ease;}
.news-card:hover .news-cover img{transform:scale(1.04);}
.news-cat{position:absolute;top:14px;left:14px;background:rgba(16,42,67,0.85);color:#fff;font-size:12px;font-weight:600;padding:4px 12px;border-radius:var(--radius-full);backdrop-filter:blur(6px);}
.news-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1;}
.news-meta{display:flex;align-items:center;gap:12px;font-size:12px;color:var(--text-lighter);margin-bottom:8px;}
.news-meta i{color:var(--accent);font-size:12px;}
.news-title{font-size:18px;font-weight:700;color:var(--primary);line-height:1.4;margin-bottom:10px;}
.news-title a{color:inherit;}
.news-title a:hover{color:var(--accent-dark);}
.news-summary{font-size:14px;color:var(--text-light);line-height:1.65;margin-bottom:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-link{font-size:13px;font-weight:700;color:var(--accent-dark);display:inline-flex;align-items:center;gap:6px;margin-top:auto;transition:var(--transition);}
.news-link:hover{gap:10px;color:var(--primary);}
.news-empty{grid-column:1/-1;background:var(--card-bg);border:1px dashed var(--border);border-radius:var(--radius-lg);padding:60px 24px;text-align:center;}
.news-empty-icon{font-size:42px;margin-bottom:14px;opacity:0.5;}
.news-empty p{font-size:15px;color:var(--text-light);}
.news-cta{text-align:center;margin-top:40px;}

/* FAQ */
.faq{background:var(--bg);}
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;max-width:960px;margin:0 auto;}
.faq-item{background:var(--card-bg);border:1px solid var(--border-light);border-radius:var(--radius-md);overflow:hidden;transition:var(--transition);}
.faq-item:hover{border-color:var(--accent-light);}
.faq-item.active{border-color:var(--accent-light);box-shadow:var(--shadow-sm);}
.faq-q{padding:20px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px;cursor:pointer;background:none;width:100%;text-align:left;font-size:15px;font-weight:700;color:var(--primary);line-height:1.5;}
.faq-q .faq-icon{flex-shrink:0;width:28px;height:28px;border-radius:50%;background:rgba(184,147,90,0.1);color:var(--accent);display:flex;align-items:center;justify-content:center;font-size:14px;transition:var(--transition);}
.faq-item.active .faq-icon{transform:rotate(45deg);background:var(--accent);color:#fff;}
.faq-a{max-height:0;overflow:hidden;transition:max-height 0.35s ease;padding:0 24px;}
.faq-item.active .faq-a{max-height:300px;padding:0 24px 22px;}
.faq-a p{font-size:14px;color:var(--text-light);line-height:1.8;border-left:3px solid var(--accent-light);padding-left:16px;}

/* Contact form */
.contact{background:var(--primary);position:relative;overflow:hidden;}
.contact::before{content:'';position:absolute;inset:0;background:url('/assets/images/backpic/back-3.png') center/cover no-repeat;opacity:0.08;}
.contact-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1.2fr;gap:56px;align-items:start;}
.contact-left h2{color:#fff;font-size:30px;font-weight:800;line-height:1.35;margin-bottom:16px;}
.contact-left p{color:rgba(255,255,255,0.75);font-size:15px;line-height:1.8;margin-bottom:24px;}
.contact-points{display:flex;flex-direction:column;gap:16px;}
.contact-point{display:flex;align-items:flex-start;gap:14px;}
.contact-point i{width:38px;height:38px;background:rgba(184,147,90,0.15);border:1px solid rgba(184,147,90,0.35);color:var(--accent-light);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:15px;flex-shrink:0;}
.contact-point div span{display:block;color:#fff;font-size:15px;font-weight:700;}
.contact-point div p{color:rgba(255,255,255,0.6);font-size:13px;margin:2px 0 0;}
.contact-form-wrap{background:var(--card-bg);border-radius:var(--radius-lg);padding:36px;box-shadow:var(--shadow-lg);}
.contact-form-wrap h3{font-size:20px;font-weight:800;color:var(--primary);margin-bottom:6px;}
.contact-form-wrap .form-note{font-size:13px;color:var(--text-lighter);margin-bottom:26px;}
.form-group{margin-bottom:18px;}
.form-group label{display:block;font-size:14px;font-weight:600;color:var(--text);margin-bottom:6px;}
.form-group input,.form-group textarea{width:100%;height:46px;background:var(--bg-light);border:1px solid var(--border);border-radius:var(--radius-sm);padding:0 14px;font-size:14px;color:var(--text);transition:var(--transition);}
.form-group textarea{height:100px;padding:12px 14px;resize:vertical;line-height:1.6;}
.form-group input:focus,.form-group textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(184,147,90,0.15);background:#fff;}
.captcha-row{display:flex;gap:10px;}
.captcha-row input{flex:1;}
.captcha-code{height:46px;padding:0 18px;background:linear-gradient(135deg,var(--primary-light),var(--primary));color:var(--accent-light);font-size:18px;font-weight:800;letter-spacing:4px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;user-select:none;font-style:italic;box-shadow:inset 0 0 12px rgba(0,0,0,0.2);}
.form-submit{width:100%;margin-top:6px;}
.form-success{display:none;background:rgba(62,124,79,0.1);border:1px solid rgba(62,124,79,0.3);color:var(--success);padding:14px 16px;border-radius:var(--radius-sm);font-size:14px;margin-top:14px;align-items:center;gap:10px;}
.form-success.show{display:flex;}
.form-success i{font-size:16px;}

/* Footer */
.site-footer{background:var(--primary-dark);color:rgba(255,255,255,0.7);padding:70px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 0.8fr 0.8fr 1fr;gap:40px;padding-bottom:50px;}
.footer-brand .brand-name{color:#fff;font-size:20px;margin-bottom:14px;}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,0.6);margin-top:12px;}
.footer-col h4{color:#fff;font-size:16px;font-weight:700;margin-bottom:18px;position:relative;padding-bottom:8px;}
.footer-col h4::after{content:'';position:absolute;left:0;bottom:0;width:28px;height:2px;background:var(--accent);}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{color:rgba(255,255,255,0.6);font-size:14px;transition:var(--transition);}
.footer-col ul li a:hover{color:var(--accent-light);padding-left:4px;}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:rgba(255,255,255,0.6);}
.footer-contact li i{color:var(--accent);margin-top:4px;}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.08);padding:20px 0;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:rgba(255,255,255,0.4);flex-wrap:wrap;gap:10px;}
.footer-bottom a{color:rgba(255,255,255,0.4);}
.footer-bottom a:hover{color:var(--accent-light);}
.footer-safe{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,0.5);}
.footer-safe i{color:var(--success);}

/* Back to top */
.back-top{position:fixed;bottom:32px;right:32px;width:48px;height:48px;background:var(--primary);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:18px;box-shadow:0 6px 20px rgba(16,42,67,0.3);transition:var(--transition);opacity:0;visibility:hidden;z-index:99;}
.back-top.show{opacity:1;visibility:visible;}
.back-top:hover{transform:translateY(-3px);background:var(--accent);color:#fff;}

/* Mobile nav panel */
.mobile-panel{display:none;position:fixed;top:var(--header-h);left:0;right:0;background:#fff;box-shadow:0 8px 24px rgba(0,0,0,0.1);z-index:99;padding:16px 24px 24px;border-top:1px solid var(--border-light);}
.mobile-panel.active{display:block;}
.mobile-panel ul{display:flex;flex-direction:column;gap:6px;}
.mobile-panel ul li a{display:block;padding:14px 16px;font-size:16px;font-weight:600;color:var(--text);border-radius:var(--radius-sm);transition:var(--transition);}
.mobile-panel ul li a:hover,.mobile-panel ul li a.active{background:rgba(184,147,90,0.1);color:var(--primary);}
.mobile-panel .nav-cta{margin-top:12px;text-align:center;display:flex;justify-content:center;}

/* Responsive */
@media (max-width:1023px){
  .hero-inner{grid-template-columns:1fr;gap:40px;}
  .hero-visual{display:none;}
  .tiers-grid{grid-template-columns:1fr 1fr;}
  .tier-card.featured{grid-column:span 2;}
  .time-limit-inner{flex-direction:column;text-align:center;}
  .countdown-wrap{justify-content:center;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .faq-grid{grid-template-columns:1fr;}
  .contact-inner{grid-template-columns:1fr;}
}
@media (max-width:767px){
  .top-bar-actions{display:none;}
  .nav-menu{display:none;}
  .nav-cta{display:none;}
  .hamburger{display:flex;}
  .section{padding:56px 0;}
  .section-title{font-size:24px;}
  .hero{padding:56px 0;min-height:auto;}
  .hero h1{font-size:28px;}
  .hero-desc{font-size:15px;}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:12px;}
  .stat-number{font-size:26px;}
  .tiers-grid{grid-template-columns:1fr;}
  .tier-card.featured{grid-column:span 1;}
  .compare-wrap{overflow-x:auto;}
  .compare-table{min-width:660px;}
  .news-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .contact-form-wrap{padding:24px;}
  .footer-bottom{flex-direction:column;text-align:center;}
  .back-top{bottom:20px;right:20px;width:42px;height:42px;}
}
@media (max-width:520px){
  .brand-name{font-size:15px;}
  .hero-buttons .btn{width:100%;}
  .countdown-wrap{flex-wrap:wrap;justify-content:center;}
  .countdown-item{min-width:62px;padding:12px 10px;}
  .countdown-item .num{font-size:22px;}
  .contact-point{flex-direction:column;}
}

/* roulang page: category1 */
/* ========== Design Tokens ========== */
:root {
  --primary-dark: #0F2A24;
  --primary: #14453D;
  --primary-light: #1E5C4F;
  --gold: #C6A664;
  --gold-light: #D4B87A;
  --gold-pale: #EFE4C8;
  --ivory: #F7F4EC;
  --green-aux: #2F6B5A;
  --green-mist: #E7EDE9;
  --text-main: #1E2D28;
  --text-body: #3D4A45;
  --text-muted: #7A8781;
  --border-light: #E0E4DE;
  --success: #3E7C4F;
  --warning: #C97C2D;
  --danger: #A64B3C;
  --white: #FFFFFF;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 4px 12px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 8px rgba(0,0,0,0.08), 0 12px 28px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12), 0 20px 60px rgba(0,0,0,0.08);
  --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Segoe UI", sans-serif;
}

/* ========== Reset & Base ========== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  background: var(--ivory);
  color: var(--text-main);
  line-height: 1.7;
  font-size: 15px;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--gold); }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea { font-family: inherit; }
.container { max-width: 1240px; margin: 0 auto; padding: 0 24px; }
section { position: relative; }
::selection { background: var(--gold); color: var(--primary-dark); }

/* ========== TopBar ========== */
.topbar {
  background: var(--primary-dark);
  color: rgba(255,255,255,0.82);
  font-size: 12.5px;
  height: 36px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.topbar-inner { display: flex; justify-content: space-between; align-items: center; width: 100%; }
.topbar a { color: rgba(255,255,255,0.85); margin-left: 18px; font-size: 12.5px; display: inline-flex; align-items: center; gap: 5px; }
.topbar a:hover { color: var(--gold-light); }
.topbar-links { display: flex; align-items: center; }

/* ========== Main Nav ========== */
.main-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(15, 42, 36, 0.9);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
  transition: var(--transition);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 70px; }
.brand { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand-badge {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 800;
  color: var(--primary-dark);
  box-shadow: 0 2px 10px rgba(198, 166, 100, 0.4);
}
.brand-name { font-size: 18px; font-weight: 700; color: #fff; letter-spacing: 0.5px; white-space: nowrap; }
.nav-menu { display: flex; align-items: center; gap: 6px; }
.nav-menu a {
  color: rgba(255,255,255,0.82);
  padding: 10px 18px;
  font-size: 14.5px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  position: relative;
  transition: var(--transition);
}
.nav-menu a:hover { color: var(--gold-light); background: rgba(255,255,255,0.07); }
.nav-menu a.active { color: #fff; font-weight: 600; }
.nav-menu a.active::after {
  content: '';
  position: absolute;
  left: 18px; right: 18px;
  bottom: 4px;
  height: 3px;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--gold), var(--gold-light));
}
.nav-cta {
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  color: var(--primary-dark) !important;
  padding: 10px 22px !important;
  border-radius: 50px;
  font-weight: 700 !important;
  font-size: 13.5px !important;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 4px 16px rgba(198, 166, 100, 0.35);
  transition: var(--transition);
  white-space: nowrap;
}
.nav-cta:hover { transform: translateY(-2px); box-shadow: 0 6px 24px rgba(198, 166, 100, 0.5); color: var(--primary-dark) !important; }
.hamburger { display: none; flex-direction: column; gap: 5px; padding: 8px; cursor: pointer; background: transparent; border: none; }
.hamburger span { width: 24px; height: 2.5px; background: #fff; border-radius: 99px; transition: var(--transition); }

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 42, 36, 0.98);
  z-index: 2000;
  padding: 80px 24px 40px;
  display: flex;
  flex-direction: column;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-24px);
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}
.mobile-menu.open { opacity: 1; visibility: visible; transform: translateY(0); }
.mobile-menu a {
  color: #fff;
  font-size: 20px;
  font-weight: 600;
  padding: 16px 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.mobile-menu a i { color: var(--gold); }
.mobile-menu-close {
  position: absolute;
  top: 18px;
  right: 20px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  color: #fff;
  font-size: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

/* ========== Page Hero ========== */
.page-hero {
  background: linear-gradient(135deg, #0F2A24 0%, #1a4f42 55%, #267060 100%);
  padding: 72px 0 64px;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  opacity: 0.18;
}
.page-hero::after {
  content: '';
  position: absolute;
  top: -60%;
  right: -10%;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(198, 166, 100, 0.15), transparent 70%);
}
.page-hero .container { position: relative; z-index: 2; }
.hero-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: rgba(255,255,255,0.6);
  margin-bottom: 20px;
}
.hero-breadcrumb a { color: rgba(255,255,255,0.7); }
.hero-breadcrumb a:hover { color: var(--gold-light); }
.hero-breadcrumb i { font-size: 10px; }
.page-hero h1 {
  font-size: 40px;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 16px;
  background: linear-gradient(90deg, #fff 0%, var(--gold-light) 50%, var(--gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.page-hero .hero-desc {
  font-size: 16px;
  color: rgba(255,255,255,0.8);
  max-width: 640px;
  margin-bottom: 28px;
  line-height: 1.8;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 30px;
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  color: var(--primary-dark) !important;
  font-size: 15px;
  font-weight: 700;
  border-radius: 50px;
  box-shadow: 0 6px 20px rgba(198, 166, 100, 0.4);
  transition: var(--transition);
  border: none;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(198, 166, 100, 0.55); filter: brightness(1.05); }
.btn-primary:active { transform: translateY(0); box-shadow: 0 4px 12px rgba(198, 166, 100, 0.35); }
.btn-outline-light {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 28px;
  border: 1.5px solid rgba(255,255,255,0.6);
  color: #fff !important;
  font-size: 15px;
  font-weight: 500;
  border-radius: 50px;
  background: transparent;
  transition: var(--transition);
}
.btn-outline-light:hover { background: rgba(255,255,255,0.1); border-color: var(--gold-light); color: var(--gold-light) !important; transform: translateY(-2px); }

/* Hero Stats */
.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 44px;
  padding-top: 28px;
  border-top: 1px solid rgba(255,255,255,0.14);
  flex-wrap: wrap;
}
.hero-stats .stat-item .num { font-size: 24px; font-weight: 800; color: var(--gold-light); }
.hero-stats .stat-item .label { font-size: 13px; color: rgba(255,255,255,0.65); margin-top: 2px; }

/* ========== Filter Tags ========== */
.filter-bar {
  background: var(--white);
  padding: 28px 0;
  border-bottom: 1px solid var(--border-light);
  position: relative;
  z-index: 4;
}
.filter-bar .container { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.filter-label { font-size: 14px; font-weight: 600; color: var(--text-main); margin-right: 4px; }
.filter-tag {
  padding: 8px 20px;
  border-radius: 99px;
  font-size: 13px;
  color: var(--text-body);
  background: var(--ivory);
  border: 1px solid var(--border-light);
  transition: var(--transition);
  font-weight: 500;
}
.filter-tag:hover { border-color: var(--gold); color: var(--gold); background: var(--gold-pale); }
.filter-tag.active {
  background: linear-gradient(135deg, var(--primary), var(--green-aux));
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 12px rgba(20, 69, 61, 0.3);
}

/* ========== Section Common ========== */
.section-pad { padding: 80px 0; }
.section-head { text-align: center; margin-bottom: 52px; }
.section-head .eyebrow {
  display: inline-block;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--gold);
  text-transform: uppercase;
  background: var(--gold-pale);
  padding: 6px 18px;
  border-radius: 99px;
  margin-bottom: 14px;
}
.section-head h2 { font-size: 30px; font-weight: 800; color: var(--primary-dark); margin-bottom: 12px; line-height: 1.35; }
.section-head p { font-size: 15px; color: var(--text-muted); max-width: 620px; margin: 0 auto; line-height: 1.8; }

/* ========== Activity Cards ========== */
.activity-section { background: var(--white); }
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.activity-card {
  background: var(--white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  position: relative;
}
.activity-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-md); }
.activity-card .card-img { position: relative; aspect-ratio: 16/10; overflow: hidden; }
.activity-card .card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.activity-card:hover .card-img img { transform: scale(1.05); }
.card-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  color: var(--primary-dark);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 99px;
  box-shadow: 0 2px 8px rgba(198,166,100,0.4);
  z-index: 2;
}
.card-badge.hot { background: linear-gradient(135deg, var(--danger), #c35c4e); color: #fff; }
.card-body { padding: 24px 24px 20px; display: flex; flex-direction: column; flex: 1; }
.card-body h3 { font-size: 18px; font-weight: 700; color: var(--text-main); margin-bottom: 10px; line-height: 1.4; }
.card-body p { font-size: 13.5px; color: var(--text-muted); line-height: 1.75; flex: 1; margin-bottom: 14px; }
.card-meta { display: flex; align-items: center; gap: 14px; font-size: 12.5px; color: var(--text-muted); margin-bottom: 14px; }
.card-meta i { color: var(--gold); }
.card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  transition: var(--transition);
}
.card-link:hover { color: var(--gold); gap: 12px; }
.card-link i { font-size: 12px; }

/* ========== Value Propositions ========== */
.value-section { background: var(--ivory); }
.value-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.value-item {
  background: var(--white);
  padding: 32px 26px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  text-align: center;
  border: 1px solid transparent;
  transition: var(--transition);
}
.value-item:hover { border-color: var(--gold); transform: translateY(-4px); box-shadow: var(--shadow-md); }
.value-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 18px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--primary), var(--green-aux));
  color: var(--gold-light);
  font-size: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 18px rgba(20,69,61,0.25);
}
.value-item h3 { font-size: 17px; font-weight: 700; margin-bottom: 10px; color: var(--text-main); }
.value-item p { font-size: 13.5px; color: var(--text-muted); line-height: 1.7; }

/* ========== Scenarios ========== */
.scenario-section { background: var(--white); }
.scenario-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.scenario-card {
  background: linear-gradient(155deg, #F7F4EC 0%, #FDFBF5 60%);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}
.scenario-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--gold), var(--gold-light));
  opacity: 0;
  transition: var(--transition);
}
.scenario-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.scenario-card:hover::before { opacity: 1; }
.scenario-num {
  font-size: 36px;
  font-weight: 800;
  color: var(--gold);
  opacity: 0.5;
  position: absolute;
  top: 16px;
  right: 20px;
  line-height: 1;
}
.scenario-card .scenario-icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: var(--primary);
  color: var(--gold-light);
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.scenario-card h3 { font-size: 17px; font-weight: 700; color: var(--text-main); margin-bottom: 10px; }
.scenario-card p { font-size: 14px; color: var(--text-muted); line-height: 1.75; }

/* ========== Process / Steps ========== */
.process-section {
  background: linear-gradient(135deg, var(--primary-dark), #1e5344);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}
.process-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
  opacity: 0.08;
}
.process-section .container { position: relative; z-index: 2; }
.process-section .section-head h2 { color: #fff; }
.process-section .section-head p { color: rgba(255,255,255,0.6); }
.process-section .section-head .eyebrow { background: rgba(255,255,255,0.12); color: var(--gold-light); }
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.process-step {
  text-align: center;
  color: #fff;
  padding: 24px 12px;
  position: relative;
}
.process-step .step-num {
  width: 54px;
  height: 54px;
  margin: 0 auto 18px;
  border-radius: 16px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(198,166,100,0.5);
  color: var(--gold-light);
  font-size: 20px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.process-step:hover .step-num { background: var(--gold); color: var(--primary-dark); box-shadow: 0 0 24px rgba(198,166,100,0.4); }
.process-step h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.process-step p { font-size: 13px; color: rgba(255,255,255,0.65); line-height: 1.7; }
.process-step:not(:last-child)::after {
  content: '\f061';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  position: absolute;
  top: 40px;
  right: -20px;
  color: var(--gold);
  font-size: 14px;
  opacity: 0.7;
}

/* ========== FAQ ========== */
.faq-section { background: var(--ivory); }
.faq-wrap { max-width: 800px; margin: 0 auto; }
.faq-item {
  background: var(--white);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  overflow: hidden;
  transition: var(--transition);
}
.faq-item:hover { border-color: var(--gold); box-shadow: var(--shadow-sm); }
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 26px;
  background: transparent;
  font-size: 16px;
  font-weight: 700;
  color: var(--text-main);
  text-align: left;
  cursor: pointer;
  transition: var(--transition);
}
.faq-q:hover { color: var(--primary); }
.faq-q .faq-toggle {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--ivory);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  color: var(--primary);
  transition: all 0.35s ease;
  flex-shrink: 0;
  margin-left: 16px;
}
.faq-q.active .faq-toggle { transform: rotate(45deg); background: var(--gold); color: var(--primary-dark); }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}
.faq-a-inner { padding: 0 26px 24px; font-size: 14.5px; color: var(--text-body); line-height: 1.85; }

/* ========== CTA Banner ========== */
.cta-banner-section {
  background: linear-gradient(135deg, #0F2A24, #1e5c4f);
  border-radius: 20px;
  margin: 0 auto;
  padding: 52px 48px;
  position: relative;
  overflow: hidden;
}
.cta-banner-section::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -10%;
  width: 360px;
  height: 360px;
  background: radial-gradient(circle, rgba(198,166,100,0.25), transparent 70%);
}
.cta-banner { margin-top: 0; }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 32px; flex-wrap: wrap; position: relative; z-index: 2; }
.cta-text h2 { color: #fff; font-size: 26px; font-weight: 800; margin-bottom: 10px; }
.cta-text p { color: rgba(255,255,255,0.65); font-size: 14.5px; max-width: 480px; line-height: 1.75; }
.cta-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* ========== Footer ========== */
.site-footer { background: var(--primary-dark); color: rgba(255,255,255,0.7); padding: 56px 0 0; margin-top: 80px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; padding-bottom: 40px; }
.footer-brand .brand-name { color: #fff; font-size: 20px; font-weight: 800; display: block; margin-bottom: 14px; }
.footer-brand p { font-size: 13.5px; line-height: 1.8; color: rgba(255,255,255,0.6); margin-bottom: 16px; }
.footer-safe {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  color: var(--gold-light);
  background: rgba(198,166,100,0.1);
  padding: 8px 16px;
  border-radius: 99px;
}
.footer-col h4 {
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 12px;
}
.footer-col h4::after { content: ''; position: absolute; left: 0; bottom: 0; width: 28px; height: 3px; border-radius: 99px; background: var(--gold); }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a { color: rgba(255,255,255,0.6); font-size: 14px; }
.footer-col ul a:hover { color: var(--gold-light); padding-left: 4px; }
.footer-contact li { font-size: 13.5px; color: rgba(255,255,255,0.6); display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.footer-contact i { color: var(--gold); width: 18px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 18px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12.5px;
  color: rgba(255,255,255,0.4);
  flex-wrap: wrap;
  gap: 8px;
}
.footer-bottom a { color: rgba(255,255,255,0.5); }
.footer-bottom a:hover { color: var(--gold-light); }

/* ========== Floating Button ========== */
.back-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--gold-light);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transform: translateY(16px);
  transition: var(--transition);
  cursor: pointer;
}
.back-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
.back-top:hover { background: var(--gold); color: var(--primary-dark); transform: translateY(-4px); }

/* ========== Responsive ========== */
@media (max-width: 1023px) {
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .value-grid { grid-template-columns: repeat(2, 1fr); }
  .scenario-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .process-step:not(:last-child)::after { display: none; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .nav-menu { display: none; }
  .nav-cta { display: none; }
  .hamburger { display: flex; }
  .container { padding: 0 20px; }
  .cta-banner-section { padding: 40px 30px; }
}

@media (max-width: 767px) {
  .page-hero { padding: 48px 0 40px; }
  .page-hero h1 { font-size: 28px; }
  .page-hero .hero-desc { font-size: 14.5px; }
  .hero-actions .btn-primary, .hero-actions .btn-outline-light { display: flex; justify-content: center; width: 100%; padding: 14px 20px; }
  .hero-stats { gap: 20px; justify-content: space-between; }
  .hero-stats .stat-item .num { font-size: 20px; }
  .section-pad { padding: 56px 0; }
  .section-head h2 { font-size: 24px; }
  .section-head p { font-size: 14px; }
  .cards-grid { grid-template-columns: 1fr; }
  .value-grid { grid-template-columns: 1fr; gap: 16px; }
  .scenario-grid { grid-template-columns: 1fr; gap: 16px; }
  .process-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .section-head { margin-bottom: 36px; }
  .cta-banner-section { padding: 32px 20px; border-radius: 16px; }
  .cta-inner { flex-direction: column; }
  .cta-actions { width: 100%; }
  .cta-actions .btn-primary, .cta-actions .btn-outline-light { width: 100%; justify-content: center; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .filter-bar { padding: 18px 0; }
  .filter-bar .container { gap: 8px; }
  .filter-tag { padding: 7px 14px; font-size: 12px; }
  .faq-q { font-size: 14px; padding: 18px 18px; }
  .faq-a-inner { font-size: 13.5px; padding: 0 18px 20px; }
  .back-top { bottom: 20px; right: 20px; }
  .hero-breadcrumb { font-size: 12px; margin-bottom: 14px; }
}

/* roulang page: article */
:root {
  --primary: #102A43;
  --primary-2: #1E3A5F;
  --gold: #B8935A;
  --gold-2: #C9A76B;
  --bg: #F5F2EC;
  --surface: #FFFFFF;
  --text: #243B53;
  --muted: #7B8794;
  --line: #E3E6EC;
  --border: #D8E0E8;
  --success: #3E7C4F;
  --warning: #C97C2D;
  --danger: #A64B3C;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow-sm: 0 1px 3px rgba(16,42,67,.06), 0 4px 12px rgba(16,42,67,.04);
  --shadow-md: 0 4px 8px rgba(16,42,67,.08), 0 12px 28px rgba(16,42,67,.10);
  --transition: .25s ease;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; }
input, textarea { font-family: inherit; }

/* ===== Topbar ===== */
.topbar {
  background: var(--primary);
  color: #DCE5EE;
  font-size: 13px;
  height: 36px;
  line-height: 36px;
}
.topbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
  gap: 16px;
}
.topbar-site { letter-spacing: .5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.topbar-links { display: flex; gap: 20px; flex-shrink: 0; }
.topbar-links a { color: #DCE5EE; display: inline-flex; align-items: center; gap: 5px; transition: color .2s; }
.topbar-links a:hover { color: var(--gold-2); }
.topbar-links i { font-size: 12px; }

/* ===== Main Nav ===== */
.main-nav {
  position: sticky;
  top: 0;
  z-index: 999;
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(16,42,67,.08);
  transition: box-shadow .3s;
}
.main-nav.scrolled { box-shadow: 0 6px 24px rgba(16,42,67,.08); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 24px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 20px; color: var(--primary); white-space: nowrap; }
.brand-badge {
  display: inline-flex; align-items: center; justify-content: center;
  width: 38px; height: 38px;
  background: linear-gradient(135deg, var(--gold), var(--gold-2));
  color: #fff; border-radius: 11px; font-size: 19px; font-weight: 800;
  box-shadow: 0 4px 12px rgba(184,147,90,.28);
}
.nav-menu { display: flex; align-items: center; gap: 6px; }
.nav-menu li a {
  display: block;
  padding: 10px 16px;
  font-size: 15px;
  font-weight: 600;
  color: var(--primary);
  border-radius: var(--radius-sm);
  border-bottom: 2px solid transparent;
  transition: color .2s, background .2s;
}
.nav-menu li a:hover { color: var(--gold); background: rgba(184,147,90,.08); }
.nav-menu li a.active { color: var(--gold); border-bottom-color: var(--gold); background: rgba(184,147,90,.08); }
.nav-cta {
  display: inline-flex; align-items: center; gap: 8px;
  background: linear-gradient(135deg, var(--gold), var(--gold-2));
  color: #fff; padding: 10px 22px; border-radius: 999px;
  font-weight: 600; font-size: 14px; white-space: nowrap;
  box-shadow: 0 4px 14px rgba(184,147,90,.35);
  transition: transform .2s, box-shadow .2s;
}
.nav-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(184,147,90,.4); }
.hamburger {
  display: none;
  flex-direction: column; gap: 5px;
  background: rgba(16,42,67,.05);
  width: 44px; height: 44px;
  align-items: center; justify-content: center;
  border-radius: var(--radius-sm);
  transition: background .2s;
}
.hamburger:hover { background: rgba(184,147,90,.12); }
.hamburger span { width: 22px; height: 2px; background: var(--primary); border-radius: 2px; transition: .3s; }

/* ===== Page Banner ===== */
.page-banner {
  position: relative;
  padding: 76px 0 76px;
  background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
  background-color: var(--primary);
  color: #fff;
}
.page-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(16,42,67,.94), rgba(30,58,95,.74));
  z-index: 1;
}
.page-banner-inner { position: relative; z-index: 2; }
.breadcrumb {
  display: flex; align-items: center; flex-wrap: wrap;
  gap: 8px; font-size: 14px; color: rgba(255,255,255,.72);
  margin-bottom: 18px;
}
.breadcrumb a { color: var(--gold-2); transition: color .2s; }
.breadcrumb a:hover { color: #fff; }
.breadcrumb .sep { font-size: 11px; opacity: .6; }
.breadcrumb .ellipsis {
  max-width: 260px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  color: rgba(255,255,255,.9);
}
.page-h1 {
  font-size: 34px; line-height: 1.35; font-weight: 800;
  max-width: 920px; margin-bottom: 16px; letter-spacing: .5px;
}
.article-meta { display: flex; flex-wrap: wrap; gap: 20px; font-size: 14px; color: rgba(255,255,255,.78); }
.article-meta span { display: inline-flex; align-items: center; gap: 7px; }
.article-meta i { color: var(--gold-2); }

/* ===== Article Body ===== */
.article-body { padding: 56px 0 80px; }
.article-cols { max-width: 880px; margin: 0 auto; }
.article-main {
  background: var(--surface);
  border: 1px solid rgba(216,224,232,.55);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 48px 56px;
}
.back-link {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 14px; color: var(--muted);
  margin-bottom: 30px; transition: color .2s;
}
.back-link:hover { color: var(--gold); }
.back-link i { font-size: 13px; }

.article-content { font-size: 16px; line-height: 1.8; color: #3E4C5E; word-break: break-word; }
.article-content h2 { font-size: 26px; line-height: 1.4; color: var(--primary); margin: 40px 0 16px; font-weight: 800; }
.article-content h3 { font-size: 20px; line-height: 1.5; color: var(--primary); margin: 30px 0 12px; font-weight: 700; }
.article-content h4 { font-size: 17px; line-height: 1.5; color: var(--primary); margin: 22px 0 10px; font-weight: 700; }
.article-content p { margin-bottom: 18px; }
.article-content ul,
.article-content ol { margin: 0 0 20px; padding-left: 24px; }
.article-content ul { list-style: disc; }
.article-content ol { list-style: decimal; }
.article-content li { margin-bottom: 8px; padding-left: 4px; }
.article-content blockquote {
  border-left: 4px solid var(--gold);
  background: rgba(184,147,90,.08);
  padding: 20px 24px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 26px 0;
  color: var(--primary);
}
.article-content blockquote p { margin-bottom: 0; }
.article-content img {
  border-radius: 12px;
  margin: 26px auto;
  box-shadow: var(--shadow-sm);
  height: auto;
}
.article-content a { color: var(--primary-2); border-bottom: 1px solid rgba(30,58,95,.3); transition: color .2s, border-color .2s; }
.article-content a:hover { color: var(--gold); border-bottom-color: var(--gold); }
.article-content table {
  width: 100%; border-collapse: collapse;
  margin: 26px 0; font-size: 15px;
}
.article-content th,
.article-content td {
  border: 1px solid var(--border);
  padding: 11px 15px;
  text-align: left;
}
.article-content th { background: rgba(16,42,67,.05); font-weight: 700; color: var(--primary); }
.article-content code {
  background: rgba(16,42,67,.07);
  padding: 3px 9px;
  border-radius: 6px;
  font-size: .88em;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}
.article-content pre {
  background: #0F1D2E;
  color: #DCE5EE;
  padding: 20px 22px;
  border-radius: var(--radius-sm);
  overflow-x: auto;
  margin: 24px 0;
  line-height: 1.6;
  font-size: 14px;
}
.article-content pre code { background: transparent; padding: 0; color: inherit; }

/* ===== 404 / not found ===== */
.not-found { text-align: center; padding: 70px 24px 56px; }
.not-found-icon {
  width: 88px; height: 88px;
  margin: 0 auto 20px;
  background: rgba(184,147,90,.1);
  border-radius: 26px;
  display: flex; align-items: center; justify-content: center;
  font-size: 38px; color: var(--gold);
}
.not-found h2 { font-size: 28px; color: var(--primary); margin-bottom: 12px; font-weight: 800; }
.not-found p { color: var(--muted); max-width: 430px; margin: 0 auto 28px; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 26px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 15px;
  line-height: 1.4;
  transition: transform .2s, box-shadow .2s, background .2s, color .2s, border-color .2s;
}
.btn-primary {
  background: linear-gradient(135deg, var(--gold), var(--gold-2));
  color: #fff;
  box-shadow: 0 4px 14px rgba(184,147,90,.32);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 22px rgba(184,147,90,.4); }
.btn-primary:active { transform: translateY(0); box-shadow: 0 2px 8px rgba(184,147,90,.3); }
.btn-outline {
  border: 2px solid var(--primary);
  color: var(--primary);
  background: transparent;
}
.btn-outline:hover { background: rgba(16,42,67,.05); transform: translateY(-1px); }
.btn-outline:active { transform: translateY(0); }

.article-nav-more {
  display: flex; gap: 14px; flex-wrap: wrap;
  margin-top: 40px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

/* ===== Related Posts ===== */
.related-posts { padding: 10px 0 60px; }
.related-inner { max-width: 1000px; margin: 0 auto; }
.section-head { text-align: center; margin-bottom: 40px; }
.section-head h2 { font-size: 30px; color: var(--primary); font-weight: 800; letter-spacing: .5px; }
.section-head p { color: var(--muted); margin-top: 6px; font-size: 15px; }
.related-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.related-card {
  display: block;
  background: var(--surface);
  border: 1px solid rgba(216,224,232,.55);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform .25s, box-shadow .25s;
}
.related-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.related-img {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--border);
}
.related-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.related-card:hover .related-img img { transform: scale(1.04); }
.related-body { padding: 22px 24px 24px; }
.related-body h3 { font-size: 18px; color: var(--primary); margin-bottom: 8px; line-height: 1.4; font-weight: 700; }
.related-body p { font-size: 14px; color: var(--muted); line-height: 1.6; margin-bottom: 14px; }
.related-meta { font-size: 13px; color: var(--muted); display: inline-flex; align-items: center; gap: 7px; }
.related-meta i { color: var(--gold); }

/* ===== CTA Panel ===== */
.cta-section { padding: 0 0 80px; }
.cta-panel {
  max-width: 1000px;
  margin: 0 auto;
  background: linear-gradient(120deg, var(--primary) 0%, var(--primary-2) 100%);
  border-radius: 22px;
  padding: 48px 52px;
  display: flex; align-items: center; justify-content: space-between; gap: 36px;
  position: relative;
  overflow: hidden;
}
.cta-panel::after {
  content: "";
  position: absolute;
  top: -60px; right: -40px;
  width: 240px; height: 240px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(184,147,90,.22), transparent 70%);
  pointer-events: none;
}
.cta-text { position: relative; z-index: 1; }
.cta-text h2 { color: #fff; font-size: 26px; font-weight: 800; margin-bottom: 8px; }
.cta-text p { color: rgba(255,255,255,.75); font-size: 15px; max-width: 520px; }
.cta-panel .btn { position: relative; z-index: 1; flex-shrink: 0; }

/* ===== Footer ===== */
.site-footer {
  background: #0B1B2B;
  color: #A8B6C4;
  padding: 64px 0 0;
  font-size: 14px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2.1fr 1fr 1.2fr 1.4fr;
  gap: 44px;
  padding-bottom: 48px;
}
.footer-brand .brand-name {
  font-size: 20px;
  font-weight: 700;
  color: #fff;
  letter-spacing: .5px;
}
.footer-brand p { margin: 14px 0 18px; line-height: 1.75; color: #8FA0B0; max-width: 340px; }
.footer-safe {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(62,124,79,.16);
  color: #9ACEAA;
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 13px;
}
.footer-safe i { color: var(--success); }
.footer-col h4 {
  color: #fff; font-size: 16px; font-weight: 700;
  margin-bottom: 18px;
}
.footer-col ul li { margin-bottom: 11px; }
.footer-col a { color: #8FA0B0; transition: color .2s, padding-left .2s; }
.footer-col a:hover { color: var(--gold-2); padding-left: 4px; }
.footer-contact li { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 13px; color: #8FA0B0; }
.footer-contact i { color: var(--gold); margin-top: 4px; width: 16px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 22px 0;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 8px;
  font-size: 13px;
  color: #6E8294;
}
.footer-bottom a { color: #8FA0B0; }
.footer-bottom a:hover { color: var(--gold-2); }

/* ===== To Top ===== */
.to-top {
  position: fixed;
  right: 24px; bottom: 24px;
  width: 46px; height: 46px;
  border-radius: 12px;
  background: var(--primary);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 17px;
  box-shadow: var(--shadow-md);
  opacity: 0; visibility: hidden;
  transition: opacity .3s, transform .3s, background .3s, visibility .3s;
  z-index: 998;
}
.to-top.show { opacity: 1; visibility: visible; }
.to-top:hover { background: var(--gold); transform: translateY(-3px); }

/* ===== Responsive ===== */
@media (max-width: 991px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
  .related-grid { grid-template-columns: 1fr 1fr; }
  .cta-panel { flex-direction: column; text-align: center; }
  .cta-text p { margin-left: auto; margin-right: auto; }
}

@media (max-width: 767px) {
  .topbar { display: none; }
  .nav-inner { height: 64px; }
  .hamburger { display: flex; }
  .nav-menu {
    position: absolute;
    top: 64px; left: 0; right: 0;
    background: #fff;
    flex-direction: column;
    align-items: stretch;
    padding: 16px 20px 24px;
    gap: 4px;
    box-shadow: 0 16px 32px rgba(16,42,67,.13);
    border-bottom: 1px solid var(--border);
    display: none;
  }
  .nav-menu.open { display: flex; }
  .nav-menu li a { padding: 14px 12px; font-size: 16px; border-radius: 8px; border-bottom: none; }
  .nav-menu li a.active { background: rgba(184,147,90,.1); }
  .nav-cta { display: none; }
  .page-banner { padding: 48px 0; }
  .page-h1 { font-size: 27px; }
  .article-body { padding: 36px 0 56px; }
  .article-main { padding: 32px 24px; }
  .article-content { font-size: 15px; }
  .article-content h2 { font-size: 22px; }
  .article-content h3 { font-size: 18px; }
  .related-grid { grid-template-columns: 1fr; }
  .cta-panel { padding: 34px 26px; }
  .cta-text h2 { font-size: 22px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .to-top { right: 16px; bottom: 16px; width: 42px; height: 42px; }
  .breadcrumb .ellipsis { max-width: 160px; }
}

@media (max-width: 575px) {
  .container { padding: 0 18px; }
  .brand { font-size: 17px; }
  .brand-badge { width: 34px; height: 34px; font-size: 17px; }
  .page-h1 { font-size: 24px; }
  .article-main { padding: 24px 18px; }
  .article-nav-more .btn { width: 100%; }
  .related-body { padding: 18px 18px 20px; }
  .cta-panel { padding: 28px 20px; border-radius: 16px; }
  .cta-panel .btn { width: 100%; }
}

/* roulang page: category2 */
:root {
  --primary: #102A43;
  --primary-2: #1E3A5F;
  --accent: #B8935A;
  --accent-2: #C9A76B;
  --bg: #F5F2EC;
  --bg-card: #FFFFFF;
  --bg-soft: #EDF0F3;
  --mist: #D8E0E8;
  --text: #1E2A38;
  --text-weak: #6B7A8A;
  --text-light: #FFFFFF;
  --success: #3E7C4F;
  --warning: #C97C2D;
  --danger: #A64B3C;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 4px 12px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 8px rgba(0,0,0,0.08), 0 12px 28px rgba(0,0,0,0.10);
  --shadow-lg: 0 8px 16px rgba(0,0,0,0.10), 0 18px 40px rgba(0,0,0,0.12);
  --space-section: 88px;
  --space-mobile: 48px;
  --font-main: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Helvetica Neue", Arial, sans-serif;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-main); background: var(--bg); color: var(--text); line-height: 1.75; font-size: 15px; -webkit-font-smoothing: antialiased; }
a { color: var(--primary-2); text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--accent); }
img { max-width: 100%; display: block; }
ul, ol { padding-left: 1.4rem; }
button { font-family: inherit; cursor: pointer; }
input, textarea { font-family: inherit; }

.container { max-width: 1220px; margin: 0 auto; padding: 0 24px; }

/* 顶部信息条 */
.top-bar { background: var(--primary); color: rgba(245,242,236,.85); font-size: 12px; }
.top-bar .container { display: flex; align-items: center; justify-content: space-between; min-height: 34px; }
.top-bar span { display: inline-flex; align-items: center; gap: 6px; }
.top-bar a { color: rgba(245,242,236,.85); margin-left: 18px; display: inline-flex; align-items: center; gap: 4px; }
.top-bar a:hover { color: #fff; }

/* 主导航 */
.main-nav { position: sticky; top: 0; z-index: 1000; background: rgba(255,255,255,.94); backdrop-filter: blur(12px); border-bottom: 1px solid var(--mist); transition: box-shadow .3s ease; }
.main-nav.scrolled { box-shadow: 0 4px 18px rgba(16,42,67,.08); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 70px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; color: var(--primary); letter-spacing: .5px; }
.brand:hover { color: var(--primary); }
.brand-badge { display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: 10px; background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: var(--primary); font-size: 22px; font-weight: 900; box-shadow: 0 4px 10px rgba(184,147,90,.35); }
.brand-name { white-space: nowrap; }
.nav-menu { display: flex; align-items: center; list-style: none; gap: 8px; }
.nav-menu li a { position: relative; display: block; padding: 10px 16px; font-weight: 600; font-size: 15px; color: var(--text); border-radius: var(--radius-sm); transition: all .25s ease; }
.nav-menu li a:hover { color: var(--primary); background: rgba(16,42,67,.06); }
.nav-menu li a.active { color: var(--accent); }
.nav-menu li a.active::after { content: ""; position: absolute; left: 16px; right: 16px; bottom: 2px; height: 3px; border-radius: 4px; background: linear-gradient(90deg, var(--accent), var(--accent-2)); }
.nav-cta { display: inline-flex; align-items: center; gap: 8px; background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: var(--primary); font-weight: 700; font-size: 14px; padding: 10px 22px; border-radius: 50px; box-shadow: 0 4px 12px rgba(184,147,90,.30); transition: all .25s ease; }
.nav-cta:hover { color: var(--primary); transform: translateY(-2px); box-shadow: 0 6px 16px rgba(184,147,90,.40); }
.hamburger { display: none; flex-direction: column; gap: 5px; background: transparent; border: none; padding: 12px; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--primary); border-radius: 2px; transition: all .3s ease; }

/* 页面标题横幅 */
.page-banner { background: linear-gradient(135deg, var(--primary) 0%, var(--primary-2) 100%); color: var(--text-light); padding: 64px 0 56px; position: relative; overflow: hidden; }
.page-banner::before { content: ""; position: absolute; inset: 0; background-image: url('/assets/images/backpic/back-2.webp'); background-size: cover; background-position: center; opacity: .18; }
.page-banner .container { position: relative; z-index: 2; }
.page-banner .breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 13px; color: rgba(255,255,255,.75); margin-bottom: 18px; }
.page-banner .breadcrumb a { color: rgba(255,255,255,.75); }
.page-banner .breadcrumb a:hover { color: var(--accent-2); }
.page-banner .breadcrumb i { font-size: 10px; color: rgba(255,255,255,.45); }
.page-banner h1 { font-size: 36px; font-weight: 800; letter-spacing: .5px; margin-bottom: 10px; color: var(--text-light); }
.page-banner p { font-size: 15px; color: rgba(255,255,255,.85); max-width: 640px; }

/* FAQ 布局 */
.faq-section { padding: var(--space-section) 0; }
.faq-layout { display: grid; grid-template-columns: 280px 1fr 260px; gap: 36px; align-items: start; }
.faq-anchor { position: sticky; top: 96px; background: var(--bg-card); border-radius: var(--radius-md); padding: 24px; box-shadow: var(--shadow-sm); border: 1px solid rgba(216,224,232,.6); }
.faq-anchor h4 { font-size: 15px; font-weight: 800; color: var(--primary); margin-bottom: 16px; padding-bottom: 12px; border-bottom: 2px solid var(--mist); }
.faq-anchor ul { list-style: none; padding: 0; }
.faq-anchor li a { display: flex; align-items: center; gap: 10px; padding: 9px 12px; border-radius: var(--radius-sm); font-size: 14px; font-weight: 600; color: var(--text-weak); transition: all .2s ease; }
.faq-anchor li a i { font-size: 12px; color: var(--accent); opacity: .7; }
.faq-anchor li a:hover { background: rgba(184,147,90,.10); color: var(--primary); }
.faq-anchor li a.active { background: rgba(184,147,90,.14); color: var(--primary); }

.faq-groups { display: flex; flex-direction: column; gap: 44px; }
.faq-group h2 { font-size: 22px; font-weight: 800; color: var(--primary); margin-bottom: 20px; padding-left: 16px; border-left: 4px solid var(--accent); }
.faq-item { background: var(--bg-card); border-radius: var(--radius-md); box-shadow: var(--shadow-sm); margin-bottom: 14px; border: 1px solid rgba(216,224,232,.55); overflow: hidden; transition: box-shadow .25s ease, border-color .25s ease; }
.faq-item:hover { border-color: rgba(184,147,90,.4); box-shadow: var(--shadow-md); }
.faq-question { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 18px 22px; cursor: pointer; font-weight: 700; font-size: 15px; color: var(--text); transition: background .2s ease; }
.faq-question:hover { background: rgba(184,147,90,.05); }
.faq-icon { flex-shrink: 0; display: inline-flex; align-items: center; justify-content: center; width: 28px; height: 28px; border-radius: 50%; background: rgba(184,147,90,.12); color: var(--accent); font-size: 14px; transition: transform .3s ease, background .3s ease; }
.faq-item.open .faq-icon { transform: rotate(45deg); background: var(--accent); color: #fff; }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height .4s ease, padding .3s ease; padding: 0 22px; }
.faq-item.open .faq-answer { max-height: 600px; padding: 0 22px 20px; }
.faq-answer p { font-size: 14px; color: var(--text-weak); line-height: 1.8; }

/* 侧边帮助卡 */
.faq-side { display: flex; flex-direction: column; gap: 20px; position: sticky; top: 96px; }
.side-card { background: var(--bg-card); border-radius: var(--radius-md); padding: 24px; box-shadow: var(--shadow-sm); border-top: 4px solid var(--accent); }
.side-card .side-icon { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; border-radius: 12px; background: rgba(184,147,90,.12); color: var(--accent); font-size: 18px; margin-bottom: 14px; }
.side-card h4 { font-size: 15px; font-weight: 800; color: var(--primary); margin-bottom: 8px; }
.side-card p { font-size: 13px; color: var(--text-weak); line-height: 1.7; }
.side-card .side-link { display: inline-flex; align-items: center; gap: 6px; margin-top: 12px; font-size: 13px; font-weight: 700; color: var(--accent); }
.side-card .side-link i { font-size: 11px; transition: transform .2s ease; }
.side-card .side-link:hover i { transform: translateX(4px); }
.side-help { background: linear-gradient(135deg, var(--primary), var(--primary-2)); color: #fff; border: none; }
.side-help h4 { color: #fff; }
.side-help p { color: rgba(255,255,255,.8); }
.side-help .side-link { color: var(--accent-2); }

/* CTA 横幅 */
.faq-cta { background: linear-gradient(135deg, var(--primary), var(--primary-2)); border-radius: var(--radius-lg); padding: 48px 56px; display: flex; align-items: center; justify-content: space-between; gap: 32px; margin-bottom: var(--space-section); position: relative; overflow: hidden; }
.faq-cta::before { content: ""; position: absolute; inset: 0; background-image: url('/assets/images/backpic/back-1.png'); background-size: cover; background-position: center; opacity: .12; }
.faq-cta .cta-text { position: relative; z-index: 2; }
.faq-cta h3 { color: #fff; font-size: 24px; font-weight: 800; margin-bottom: 8px; }
.faq-cta p { color: rgba(255,255,255,.85); font-size: 14px; }
.cta-btns { position: relative; z-index: 2; display: flex; gap: 12px; flex-wrap: wrap; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font-weight: 700; font-size: 14px; padding: 12px 26px; border-radius: 50px; border: none; transition: all .25s ease; }
.btn-primary { background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: var(--primary); box-shadow: 0 4px 14px rgba(184,147,90,.4); }
.btn-primary:hover { color: var(--primary); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(184,147,90,.5); }
.btn-outline { background: transparent; color: var(--primary); border: 2px solid var(--primary); }
.btn-outline:hover { background: rgba(16,42,67,.06); color: var(--primary); }

/* 页脚 */
.site-footer { background: var(--primary); color: rgba(245,242,236,.85); padding-top: 64px; font-size: 14px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 40px; padding-bottom: 40px; }
.footer-brand .brand-name { font-size: 20px; font-weight: 800; color: #fff; display: block; margin-bottom: 14px; }
.footer-brand p { font-size: 13px; line-height: 1.8; color: rgba(245,242,236,.72); }
.footer-safe { display: inline-flex; align-items: center; gap: 8px; margin-top: 16px; font-size: 13px; color: var(--accent-2); background: rgba(184,147,90,.12); padding: 8px 14px; border-radius: 50px; }
.footer-col h4 { color: #fff; font-size: 15px; font-weight: 700; margin-bottom: 16px; position: relative; padding-bottom: 10px; }
.footer-col h4::after { content: ""; position: absolute; left: 0; bottom: 0; width: 28px; height: 2px; background: var(--accent); border-radius: 2px; }
.footer-col ul { list-style: none; padding: 0; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { color: rgba(245,242,236,.75); font-size: 13px; transition: all .2s ease; }
.footer-col a:hover { color: var(--accent-2); padding-left: 4px; }
.footer-contact li { display: flex; align-items: center; gap: 10px; color: rgba(245,242,236,.75); font-size: 13px; }
.footer-contact li i { color: var(--accent); font-size: 13px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); padding: 20px 0; display: flex; align-items: center; justify-content: space-between; font-size: 12px; color: rgba(245,242,236,.6); }
.footer-bottom a { color: rgba(245,242,236,.75); }

/* 返回顶部 */
.back-top { position: fixed; right: 28px; bottom: 28px; width: 44px; height: 44px; border-radius: 50%; background: var(--accent); color: var(--primary); border: none; font-size: 16px; display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow-md); opacity: 0; visibility: hidden; transform: translateY(12px); transition: all .3s ease; z-index: 999; }
.back-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
.back-top:hover { background: var(--accent-2); }

/* 响应式 */
@media (max-width: 1024px) {
  .faq-layout { grid-template-columns: 1fr; gap: 32px; }
  .faq-anchor { position: static; }
  .faq-side { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .faq-cta { flex-direction: column; padding: 40px 32px; }
}
@media (max-width: 767px) {
  .top-bar .container { justify-content: center; min-height: 30px; }
  .top-bar span { display: none; }
  .top-bar a { margin: 0 10px; }
  .nav-menu { position: fixed; top: 70px; left: 0; right: 0; background: #fff; flex-direction: column; align-items: stretch; padding: 16px 24px 24px; box-shadow: var(--shadow-md); transform: translateY(-130%); transition: transform .35s ease; border-radius: 0 0 16px 16px; z-index: 999; }
  .nav-menu.open { transform: translateY(0); }
  .nav-menu li a { padding: 14px 12px; font-size: 16px; border-radius: var(--radius-sm); }
  .nav-menu li a.active::after { display: none; }
  .nav-menu li a.active { background: rgba(184,147,90,.12); }
  .nav-cta { display: none; }
  .hamburger { display: flex; }
  .page-banner { padding: 48px 0 40px; }
  .page-banner h1 { font-size: 28px; }
  .faq-section { padding: var(--space-mobile) 0; }
  .faq-groups { gap: 32px; }
  .faq-group h2 { font-size: 19px; }
  .faq-item { margin-bottom: 12px; }
  .faq-question { padding: 16px 18px; font-size: 14px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 6px; text-align: center; }
  .faq-cta { padding: 32px 24px; border-radius: var(--radius-md); }
  .faq-cta h3 { font-size: 20px; }
  .cta-btns .btn { width: 100%; }
  .back-top { right: 18px; bottom: 18px; }
}