:root {
  --primary: #1F3B34;
  --primary-dark: #142B26;
  --primary-deep: #101E1A;
  --gold: #B98A44;
  --gold-light: #C9A063;
  --gold-lighter: #DDB97A;
  --gold-soft: rgba(185,138,68,0.14);
  --bg: #F7F4EF;
  --bg-alt: #F2ECE2;
  --bg-card: #FFFFFF;
  --footer-bg: #1A1A14;
  --text: #1F2A26;
  --text-secondary: #6B7370;
  --text-light: #9AA39F;
  --white: #FFFFFF;
  --border: rgba(185,138,68,0.30);
  --border-strong: rgba(185,138,68,0.55);
  --radius-lg: 20px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow-sm: 0 2px 12px rgba(20,25,20,0.06);
  --shadow-md: 0 8px 24px rgba(20,25,20,0.08);
  --shadow-lg: 0 16px 48px rgba(20,25,20,0.14);
  --transition: 0.25s cubic-bezier(0.25,0.46,0.45,0.94);
  --font-body: "Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num: "DIN Alternates","Noto Sans SC","PingFang SC",system-ui,sans-serif;
  --container: 1280px;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{font-family:var(--font-body);background:var(--bg);color:var(--text);font-size:16px;line-height:1.8;font-weight:400;overflow-x:hidden;}
a{color:inherit;text-decoration:none;transition:color var(--transition);}
img{max-width:100%;display:block;}
button,input,select,textarea{font-family:inherit;font-size:inherit;line-height:inherit;}
ul,ol{list-style:none;}
::selection{background:rgba(185,138,68,0.25);color:var(--primary-deep);}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;box-shadow:0 0 0 6px rgba(185,138,68,0.15);}
.container{max-width:var(--container);margin:0 auto;padding:0 24px;}
@media (max-width:768px){.container{padding:0 16px;}}

/* Header & Nav */
.site-header{position:sticky;top:0;z-index:1000;background:linear-gradient(180deg,rgba(26,40,34,0.97),rgba(20,35,30,0.94));border-bottom:1px solid var(--border-strong);box-shadow:0 4px 24px rgba(0,0,0,0.18);backdrop-filter:blur(12px);}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:72px;}
.logo{display:flex;align-items:center;gap:10px;}
.logo-mark{width:38px;height:38px;background:linear-gradient(135deg,var(--gold),var(--gold-light));border-radius:10px;display:flex;align-items:center;justify-content:center;color:var(--primary-deep);font-size:20px;font-weight:800;box-shadow:0 2px 12px rgba(185,138,68,0.35);flex-shrink:0;}
.logo-text{font-size:20px;font-weight:700;color:var(--white);letter-spacing:1px;white-space:nowrap;}
.logo-text small{display:block;font-size:11px;font-weight:400;color:rgba(255,255,255,0.6);letter-spacing:2px;margin-top:-3px;}
.nav-menu{display:flex;align-items:center;gap:6px;}
.nav-item{position:relative;}
.nav-link{display:inline-block;padding:10px 18px;font-size:15px;color:rgba(255,255,255,0.85);font-weight:500;border-radius:8px;transition:all var(--transition);}
.nav-link:hover{color:var(--gold-lighter);background:rgba(185,138,68,0.08);}
.nav-link.active{color:var(--gold-light);font-weight:600;}
.nav-link.active::after{content:"";position:absolute;left:18px;right:18px;bottom:4px;height:2px;background:linear-gradient(90deg,var(--gold),var(--gold-light));border-radius:2px;}
.nav-cta{margin-left:14px;}
.btn-capsule{display:inline-block;padding:10px 22px;border-radius:999px;background:linear-gradient(135deg,var(--gold),var(--gold-light));color:var(--primary-deep);font-weight:700;font-size:14px;box-shadow:0 2px 10px rgba(185,138,68,0.3);transition:all var(--transition);border:1px solid transparent;}
.btn-capsule:hover{box-shadow:0 4px 20px rgba(185,138,68,0.45);transform:translateY(-1px);color:var(--primary-deep);}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid rgba(255,255,255,0.2);border-radius:10px;background:transparent;cursor:pointer;position:relative;z-index:1101;}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--white);margin:5px auto;transition:all var(--transition);border-radius:2px;}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.open span:nth-child(2){opacity:0;}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.mobile-menu{position:fixed;inset:0;background:linear-gradient(160deg,#142B26 0%,#101E1A 60%,#1A1A14 100%);z-index:1100;display:none;flex-direction:column;justify-content:center;align-items:center;gap:8px;padding:40px 20px;}
.mobile-menu.open{display:flex;}
.mobile-menu .nav-link{font-size:20px;color:rgba(255,255,255,0.9);padding:14px 24px;font-weight:500;display:block;text-align:center;}
.mobile-menu .nav-link.active{color:var(--gold-light);}
.mobile-menu .nav-cta{margin-top:20px;}
.mobile-menu .btn-capsule{font-size:16px;padding:14px 36px;}
@media (max-width: 768px){
  .nav-menu{display:none;}
  .nav-toggle{display:block;}
}

/* Hero */
.hero{position:relative;min-height:640px;display:flex;align-items:center;background:url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(150deg,rgba(16,30,26,0.92) 30%,rgba(26,44,38,0.82) 60%,rgba(20,26,22,0.72) 100%);}
.hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:160px;background:linear-gradient(0deg,var(--bg) 0%,transparent 100%);pointer-events:none;}
.hero-inner{position:relative;z-index:2;width:100%;max-width:var(--container);margin:0 auto;padding:120px 24px 100px;display:flex;flex-direction:column;align-items:center;text-align:center;}
.hero-tag{display:inline-block;padding:8px 22px;border-radius:999px;border:1px solid rgba(185,138,68,0.5);color:var(--gold-lighter);font-size:13px;letter-spacing:3px;margin-bottom:28px;background:rgba(185,138,68,0.08);backdrop-filter:blur(6px);}
.hero h1{font-size:clamp(32px,5vw,52px);font-weight:700;color:var(--white);line-height:1.25;margin-bottom:20px;letter-spacing:1px;}
.hero h1 .divider{display:inline-block;width:20px;height:2px;background:var(--gold);vertical-align:middle;margin:0 6px;}
.hero-subtitle{font-size:clamp(15px,2vw,18px);color:rgba(255,255,255,0.82);max-width:560px;margin:0 auto 36px;line-height:1.9;font-weight:400;}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;justify-content:center;margin-bottom:48px;}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 32px;border-radius:12px;font-size:15px;font-weight:600;cursor:pointer;transition:all var(--transition);border:1px solid transparent;}
.btn-gold{background:linear-gradient(135deg,#B98A44,#DDB97A);color:var(--primary-deep);box-shadow:0 4px 18px rgba(185,138,68,0.35);}
.btn-gold:hover{box-shadow:0 6px 28px rgba(185,138,68,0.5);transform:translateY(-2px);filter:brightness(1.05);}
.btn-gold:active{transform:translateY(0);filter:brightness(0.95);box-shadow:0 2px 8px rgba(185,138,68,0.3);}
.btn-ghost{border-color:rgba(185,138,68,0.6);color:var(--gold-lighter);background:transparent;}
.btn-ghost:hover{background:rgba(185,138,68,0.1);border-color:var(--gold-light);color:var(--gold-lighter);transform:translateY(-1px);}
.btn-ghost:active{transform:translateY(0);filter:brightness(0.95);}
.hero-feature-row{display:flex;gap:32px;flex-wrap:wrap;justify-content:center;margin-top:8px;}
.hero-feature{display:flex;align-items:center;gap:10px;color:rgba(255,255,255,0.72);font-size:14px;letter-spacing:1px;}
.hero-feature i{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--gold-light);box-shadow:0 0 8px rgba(185,138,68,0.6);}
@media (max-width:768px){
  .hero-inner{padding:80px 16px 70px;}
  .hero-actions{flex-direction:column;width:100%;max-width:280px;}
  .btn{width:100%;}
}

/* Metrics */
.metrics{background:var(--bg);padding:40px 0 74px;position:relative;z-index:1;}
.metrics-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:24px;}
.metric-card{background:var(--bg-card);border:1px solid var(--border);border-radius:16px;padding:28px 20px 22px;text-align:center;position:relative;transition:all var(--transition);box-shadow:var(--shadow-sm);overflow:hidden;}
.metric-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,transparent,var(--gold-light),transparent);opacity:0.6;}
.metric-card:hover{border-color:var(--border-strong);transform:translateY(-2px);box-shadow:var(--shadow-md);}
.metric-num{font-family:var(--font-num);font-size:clamp(28px,4vw,42px);font-weight:800;line-height:1.1;background:linear-gradient(135deg,#B98A44,#C9A063);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:#B98A44;font-variant-numeric:tabular-nums;}
.metric-label{display:block;margin-top:8px;font-size:12px;color:var(--text-secondary);letter-spacing:1px;font-weight:500;}
@media (max-width:1024px){.metrics-grid{grid-template-columns:repeat(3,1fr);gap:16px;}}
@media (max-width:576px){.metrics-grid{grid-template-columns:repeat(2,1fr);gap:12px;}.metrics{padding:0 16px 56px;}}

/* Section base */
.section{padding:88px 0;}
.section-head{text-align:center;margin-bottom:56px;max-width:680px;margin-left:auto;margin-right:auto;}
.section-tag{display:inline-block;padding:6px 16px;border-radius:999px;background:var(--gold-soft);color:var(--gold);font-size:12px;letter-spacing:2px;font-weight:600;margin-bottom:14px;border:1px solid rgba(185,138,68,0.18);}
.section-head h2{font-size:clamp(24px,3.5vw,36px);font-weight:700;color:var(--primary);line-height:1.3;margin-bottom:12px;}
.section-head p{font-size:15px;color:var(--text-secondary);line-height:1.8;}
@media (max-width:768px){.section{padding:56px 0;}.section-head{margin-bottom:36px;}}

/* Services */
.services{background:var(--bg);padding:88px 0;}
.services-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;}
.service-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;position:relative;transition:all var(--transition);display:flex;flex-direction:column;box-shadow:var(--shadow-sm);}
.service-card::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--gold),var(--gold-light));opacity:0.55;z-index:2;}
.service-card:hover{transform:translateY(-6px);border-color:var(--border-strong);box-shadow:var(--shadow-lg);}
.service-card:hover::before{opacity:1;}
.service-img-wrap{position:relative;height:180px;overflow:hidden;}
.service-img-wrap img{width:100%;height:100%;object-fit:cover;transition:transform 0.6s ease;}
.service-card:hover .service-img-wrap img{transform:scale(1.06);}
.service-img-overlay{position:absolute;inset:0;background:linear-gradient(0deg,rgba(20,35,30,0.3),transparent 60%);}
.service-num{position:absolute;top:12px;left:14px;font-family:var(--font-num);font-size:28px;font-weight:800;color:rgba(255,255,255,0.92);text-shadow:0 2px 8px rgba(0,0,0,0.4);z-index:3;letter-spacing:-1px;}
.service-badge{position:absolute;top:14px;right:14px;padding:4px 12px;border-radius:999px;background:rgba(185,138,68,0.85);color:var(--white);font-size:11px;letter-spacing:1px;font-weight:600;z-index:3;backdrop-filter:blur(4px);box-shadow:0 2px 8px rgba(0,0,0,0.15);}
.service-body{padding:24px 22px 20px;display:flex;flex-direction:column;flex:1;}
.service-body h3{font-size:18px;font-weight:700;color:var(--primary);margin-bottom:8px;line-height:1.4;}
.service-body p{font-size:13px;color:var(--text-secondary);line-height:1.7;flex-grow:1;margin-bottom:1 6px;}
.service-link{margin-top:16px;padding-top:14px;border-top:1px solid rgba(185,138,68,0.15);font-size:14px;font-weight:600;color:var(--gold);display:inline-flex;align-items:center;gap:4px;transition:gap var(--transition);}
.service-link:hover{gap:10px;color:var(--gold);}
@media (max-width:1024px){.services-grid{grid-template-columns:repeat(2,1fr);gap:20px;}}
@media (max-width:576px){.services-grid{grid-template-columns:1fr;gap:16px;}.service-img-wrap{height:160px;}}

/* Compare */
.compare{background:var(--bg-alt);padding:88px 0;position:relative;}
.compare-grid{display:grid;grid-template-columns:1fr 0.3fr 1fr;gap:0;max-width:1060px;margin:0 auto;align-items:center;}
.compare-card{border-radius:var(--radius-lg);padding:42px 38px;position:relative;min-height:320px;display:flex;flex-direction:column;}
.compare-card-left{background:#EFEBE4;border:1px solid rgba(0,0,0,0.06);transform:rotate(-1.5deg);box-shadow:0 4px 20px rgba(0,0,0,0.04);}
.compare-card-right{background:linear-gradient(145deg,#FFFFFF,#FAF4EA);border:2px solid var(--border-strong);transform:rotate(1.2deg);box-shadow:0 12px 40px rgba(185,138,68,0.18);}
.compare-card-right::before{content:"";position:absolute;top:-2px;left:-2px;right:-2px;bottom:auto;height:4px;background:linear-gradient(90deg,var(--gold),var(--gold-light));border-radius:16px 16px 0 0;}
.compare-card h3{font-size:20px;font-weight:700;margin-bottom:20px;display:flex;align-items:center;gap:10px;}
.compare-card-left h3{color:var(--text-secondary);}
.compare-card-right h3{color:var(--primary);}
.compare-card h3 i{display:inline-block;width:8px;height:8px;border-radius:50%;}
.compare-card-left h3 i{background:#A0AAA5;}
.compare-card-right h3 i{background:var(--gold);box-shadow:0 0 0 4px rgba(185,138,68,0.15);}
.compare-list li{display:flex;gap:12px;padding:10px 0;border-bottom:1px dashed rgba(0,0,0,0.06);align-items:flex-start;font-size:15px;line-height:1.7;color:var(--text-secondary);}
.compare-card-right .compare-list li{color:var(--text);}
.compare-list li:last-child{border-bottom:none;}
.compare-list i{display:inline-block;flex-shrink:0;width:16px;height:16px;border-radius:4px;background:rgba(185,138,68,0.15);color:var(--gold);font-size:11px;line-height:16px;text-align:center;font-weight:800;margin-top:4px;}
.compare-card-right .compare-list i{background:rgba(185,138,68,0.2);color:var(--gold);}
.vs-badge{display:flex;align-items:center;justify-content:center;position:relative;z-index:5;}
.vs-badge span{width:64px;height:64px;border-radius:16px;background:linear-gradient(135deg,var(--gold),var(--gold-light));color:var(--primary-deep);display:flex;align-items:center;justify-content:center;font-weight:900;font-size:20px;letter-spacing:1px;box-shadow:0 8px 30px rgba(185,138,68,0.35);transform:rotate(45deg);border:2px solid var(--white);}
.vs-badge span b{transform:rotate(-45deg);font-size:24px;}
.compare-bottom{text-align:center;margin-top:56px;}
.compare-bottom p{font-size:16px;color:var(--text);margin-bottom:20px;}
@media (max-width:900px){
  .compare-grid{grid-template-columns:1fr;gap:24px;max-width:560px;}
  .vs-badge{order:-1;transform:scale(0.8);}
  .compare-card{transform:none !important;min-height:auto;padding:30px 24px;}
}

/* FAQ */
.faq{background:var(--bg);padding:88px 0;}
.faq-list{max-width:780px;margin:0 auto;display:flex;flex-direction:column;gap:14px;}
.faq-item{border:1px solid var(--border);border-radius:14px;background:var(--bg-card);transition:all var(--transition);overflow:hidden;}
.faq-item.active{border-color:var(--border-strong);background:#FBF6EE;box-shadow:0 6px 20px rgba(185,138,68,0.08);}
.faq-q{display:flex;align-items:center;gap:18px;padding:22px 24px;cursor:pointer;user-select:none;}
.faq-num{width:36px;height:36px;border-radius:50%;border:1px solid rgba(185,138,68,0.4);display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;color:var(--gold);flex-shrink:0;transition:all var(--transition);font-family:var(--font-num);}
.faq-item.active .faq-num{background:var(--gold);color:var(--white);border-color:var(--gold);}
.faq-q-text{flex:1;font-size:16px;font-weight:600;color:var(--text);line-height:1.5;}
.faq-icon{width:28px;height:28px;border-radius:50%;border:1px solid rgba(185,138,68,0.35);position:relative;flex-shrink:0;transition:all var(--transition);}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--gold);border-radius:2px;top:50%;left:50%;transform:translate(-50%,-50%);}
.faq-icon::before{width:12px;height:2px;}
.faq-icon::after{width:2px;height:12px;transition:opacity var(--transition);}
.faq-item.active .faq-icon{background:var(--gold);border-color:var(--gold);}
.faq-item.active .faq-icon::before,.faq-item.active .faq-icon::after{background:var(--white);}
.faq-item.active .faq-icon::after{opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height 0.3s ease;padding-left:78px;padding-right:24px;}
.faq-item.active .faq-a{max-height:400px;padding-bottom:22px;}
.faq-a-inner{font-size:15px;color:var(--text-secondary);line-height:1.85;padding-bottom:4px;}
@media (max-width:576px){
  .faq-q{padding:18px 16px;gap:12px;}
  .faq-a{padding-left:16px;padding-right:16px;}
  .faq-q-text{font-size:15px;}
}

/* News */
.news{background:var(--bg-alt);padding:88px 0;}
.news-layout{display:grid;grid-template-columns:1fr 320px;gap:40px;max-width:1100px;margin:0 auto;}
.news-list{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.news-card{background:var(--bg-card);border:1px solid var(--border);border-radius:14px;padding:22px;transition:all var(--transition);position:relative;}
.news-card:hover{border-color:var(--border-strong);box-shadow:var(--shadow-md);transform:translateY(-2px);}
.news-card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;}
.news-cat{display:inline-block;padding:4px 12px;border-radius:999px;background:var(--gold-soft);color:var(--gold);font-size:11px;font-weight:600;letter-spacing:1px;border:1px solid rgba(185,138,68,0.15);}
.news-date{font-size:12px;color:var(--text-light);font-variant-numeric:tabular-nums;}
.news-card h3{font-size:16px;font-weight:600;color:var(--text);margin-bottom:8px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-card h3 a:hover{color:var(--gold);text-decoration:underline;text-decoration-color:rgba(185,138,68,0.4);text-underline-offset:4px;}
.news-excerpt{font-size:13px;color:var(--text-secondary);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:14px;}
.news-more{font-size:13px;font-weight:600;color:var(--gold);display:inline-flex;align-items:center;gap:4px;transition:gap var(--transition);}
.news-more:hover{gap:8px;text-decoration:underline;text-underline-offset:3px;}
.news-empty{grid-column:1/-1;text-align:center;padding:40px 16px;color:var(--text-secondary);background:var(--bg-card);border:1px dashed var(--border);border-radius:14px;font-size:15px;}
.news-sidebar{display:flex;flex-direction:column;gap:24px;}
.sidebar-card{background:var(--bg-card);border:1px solid var(--border);border-radius:14px;padding:28px 24px;}
.sidebar-card h4{font-size:18px;font-weight:700;color:var(--primary);margin-bottom:16px;position:relative;padding-bottom:12px;}
.sidebar-card h4::after{content:"";position:absolute;left:0;bottom:0;width:36px;height:3px;background:linear-gradient(90deg,var(--gold),var(--gold-light));border-radius:2px;}
.sidebar-list li{padding:12px 0;border-bottom:1px solid rgba(0,0,0,0.05);display:flex;gap:12px;}
.sidebar-list li:last-child{border-bottom:none;}
.sidebar-list i{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--gold);flex-shrink:0;margin-top:8px;}
.sidebar-list a{font-size:14px;color:var(--text-secondary);line-height:1.6;transition:color var(--transition);}
.sidebar-list a:hover{color:var(--gold);}
.sidebar-contact{background:linear-gradient(145deg,#1F3B34,#142B26);border:none;color:var(--white);position:relative;overflow:hidden;}
.sidebar-contact::before{content:"";position:absolute;top:-30px;right:-30px;width:100px;height:100px;border-radius:50%;background:rgba(185,138,68,0.15);}
.sidebar-contact h4{color:var(--white);}
.sidebar-contact h4::after{background:linear-gradient(90deg,var(--gold),var(--gold-light));}
.sidebar-contact p{font-size:14px;color:rgba(255,255,255,0.8);line-height:1.8;margin-bottom:20px;}
.sidebar-contact .btn{width:100%;justify-content:center;}
@media (max-width:900px){
  .news-layout{grid-template-columns:1fr;gap:32px;}
  .news-list{grid-template-columns:1fr;}
  .news-sidebar{display:none;}
}

/* Contact */
.contact{background:var(--bg);padding:88px 0;}
.contact-wrap{max-width:1100px;margin:0 auto;background:linear-gradient(145deg,#FFFFFF,#FBF6EF);border-radius:24px;border:1px solid var(--border);box-shadow:var(--shadow-md);display:grid;grid-template-columns:1fr 1.1fr;overflow:hidden;}
.contact-info{background:linear-gradient(160deg,var(--primary),var(--primary-deep));color:var(--white);padding:48px 40px;position:relative;}
.contact-info::before{content:"";position:absolute;top:0;right:0;width:120px;height:120px;background:radial-gradient(circle,rgba(185,138,68,0.2),transparent 70%);}
.contact-info::after{content:"";position:absolute;bottom:0;left:0;width:200px;height:200px;background:radial-gradient(circle,rgba(185,138,68,0.1),transparent 70%);}
.contact-info h3{font-size:26px;font-weight:700;margin-bottom:16px;line-height:1.4;}
.contact-info>p{font-size:15px;color:rgba(255,255,255,0.75);line-height:1.8;margin-bottom:36px;}
.contact-meta{display:flex;flex-direction:column;gap:18px;position:relative;z-index:2;}
.contact-meta-item{display:flex;align-items:center;gap:14px;}
.contact-meta-icon{width:40px;height:40px;border-radius:10px;background:rgba(185,138,68,0.2);border:1px solid rgba(185,138,68,0.3);display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0;}
.contact-meta-item span{font-size:14px;line-height:1.5;}
.contact-meta-item strong{display:block;color:rgba(255,255,255,0.95);font-weight:600;font-size:15px;}
.contact-form-wrap{padding:48px 40px;}
.form-group{margin-bottom:20px;}
.form-label{display:block;font-size:13px;font-weight:600;color:var(--text);margin-bottom:8px;letter-spacing:0.5px;}
.form-label i{color:var(--gold);font-style:normal;margin-left:2px;}
.form-input,.form-select,.form-textarea{width:100%;height:46px;border:1px solid rgba(185,138,68,0.25);border-radius:10px;padding:0 14px;font-size:14px;color:var(--text);background:var(--white);transition:all var(--transition);font-weight:400;appearance:none;-webkit-appearance:none;}
.form-select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23B98A44' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;}
.form-textarea{height:110px;padding:14px;resize:none;}
.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 4px rgba(185,138,68,0.12);}
.form-input::placeholder,.form-textarea::placeholder{color:#A9A29A;}
.form-submit{width:100%;margin-top:8px;}
.form-privacy{margin-top:14px;text-align:center;font-size:12px;color:var(--text-light);line-height:1.6;}
@media (max-width:900px){
  .contact-wrap{grid-template-columns:1fr;}
  .contact-info,.contact-form-wrap{padding:32px 24px;}
}

/* Footer */
.site-footer{background:var(--footer-bg);color:rgba(255,255,255,0.65);padding:72px 0 0;position:relative;border-top:3px solid rgba(185,138,68,0.5);}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(185,138,68,0.6),transparent);}
.footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px;max-width:var(--container);margin:0 auto;padding-left:24px;padding-right:24px;}
.footer-brand .logo-text{font-size:22px;margin-bottom:8px;}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,0.5);margin-bottom:20px;max-width:280px;}
.footer-social{display:flex;gap:10px;}
.footer-social a{width:36px;height:36px;border-radius:8px;border:1px solid rgba(255,255,255,0.12);display:flex;align-items:center;justify-content:center;transition:all var(--transition);font-size:14px;}
.footer-social a:hover{background:rgba(185,138,68,0.2);border-color:var(--gold);color:var(--gold-light);}
.footer-col h5{font-size:15px;font-weight:600;color:rgba(255,255,255,0.9);margin-bottom:20px;position:relative;padding-bottom:10px;}
.footer-col h5::after{content:"";position:absolute;left:0;bottom:0;width:24px;height:2px;background:var(--gold);border-radius:2px;}
.footer-col ul li{padding:6px 0;}
.footer-col ul a{font-size:14px;color:rgba(255,255,255,0.55);transition:all var(--transition);}
.footer-col ul a:hover{color:var(--gold-lighter);padding-left:4px;}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.08);padding:20px 0;max-width:var(--container);margin:0 auto;padding-left:24px;padding-right:24px;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:rgba(255,255,255,0.4);}
.footer-bottom-links{display:flex;gap:24px;}
.footer-bottom-links a{color:rgba(255,255,255,0.4);font-size:13px;}
.footer-bottom-links a:hover{color:var(--gold-lighter);}
@media (max-width:900px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .footer-bottom{flex-direction:column;gap:10px;text-align:center;padding:16px;}
}
@media (max-width:576px){
  .footer-grid{grid-template-columns:1fr;}
  .footer-brand p{max-width:none;}
}

/* Scrollbar */
::-webkit-scrollbar{width:10px;}
::-webkit-scrollbar-track{background:var(--bg);}
::-webkit-scrollbar-thumb{background:rgba(185,138,68,0.4);border-radius:5px;}
::-webkit-scrollbar-thumb:hover{background:rgba(185,138,68,0.6);}

/* Back to top */
.back-top{position:fixed;bottom:30px;right:30px;width:46px;height:46px;border-radius:50%;background:linear-gradient(135deg,var(--gold),var(--gold-light));color:var(--primary-deep);display:flex;align-items:center;justify-content:center;cursor:pointer;border:none;box-shadow:0 4px 16px rgba(185,138,68,0.4);z-index:999;transition:all var(--transition);opacity:0;visibility:hidden;}
.back-top.show{opacity:1;visibility:visible;}
.back-top:hover{transform:translateY(-3px);box-shadow:0 6px 24px rgba(185,138,68,0.5);}

:root {
  --primary: #1F3B34;
  --primary-dark: #1A2F2B;
  --gold: #B98A44;
  --gold-light: #C9A063;
  --gold-deep: #A07130;
  --bg: #F7F4EF;
  --bg-soft: #F2ECE2;
  --text: #1F2A26;
  --text-light: #6B7370;
  --border-gold: rgba(185,138,68,0.35);
  --border-gold-strong: rgba(185,138,68,0.65);
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow: 0 8px 24px rgba(20,25,20,0.08);
  --shadow-hover: 0 16px 40px rgba(20,25,20,0.14);
  --font: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --transition: all 0.2s ease;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.8;
  color: var(--text);
  background: var(--bg);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; transition: var(--transition); }
ul, ol { list-style: none; }
button, input, select, textarea { font-family: inherit; font-size: inherit; line-height: inherit; }
.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }

/* ===== Header / Nav ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(26, 47, 43, 0.97);
  border-bottom: 1px solid rgba(185, 138, 68, 0.45);
  backdrop-filter: blur(12px);
  box-shadow: 0 2px 16px rgba(10, 20, 18, 0.25);
}
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 20px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo-mark {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--gold-deep), var(--gold-light));
  color: #fff;
  font-size: 20px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 10px rgba(185,138,68,0.35);
  border: 1px solid rgba(255,255,255,0.2);
}
.logo-text {
  color: #F2ECE2;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.5px;
  line-height: 1.2;
  white-space: nowrap;
}
.logo-text small {
  display: block;
  font-size: 11px;
  font-weight: 400;
  color: rgba(185,138,68,0.9);
  letter-spacing: 1px;
}
.nav-menu {
  display: flex;
  align-items: center;
  gap: 6px;
}
.nav-link {
  display: inline-block;
  padding: 8px 16px;
  color: rgba(255,255,255,0.85);
  font-size: 15px;
  font-weight: 500;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: var(--transition);
  position: relative;
  white-space: nowrap;
}
.nav-link:hover {
  color: var(--gold-light);
  background: rgba(185,138,68,0.12);
  border-color: rgba(185,138,68,0.35);
}
.nav-link.active {
  color: var(--gold-light);
  border-color: rgba(185,138,68,0.55);
  background: rgba(185,138,68,0.14);
}
.nav-link.btn-capsule {
  background: linear-gradient(135deg, var(--gold-deep), var(--gold-light));
  color: var(--primary-dark);
  font-weight: 700;
  border: none;
  padding: 9px 22px;
  box-shadow: 0 2px 12px rgba(185,138,68,0.3);
}
.nav-link.btn-capsule:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(185,138,68,0.45);
  filter: brightness(1.06);
}
.nav-link.btn-capsule.active {
  color: var(--primary-dark);
  background: linear-gradient(135deg, var(--gold-deep), var(--gold-light));
}
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  border: 1px solid rgba(185,138,68,0.4);
  border-radius: 8px;
  padding: 9px 10px;
  cursor: pointer;
}
.nav-toggle span {
  width: 20px;
  height: 2px;
  background: var(--gold-light);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===== Main / Article Layout ===== */
.main-area {
  padding: 48px 0 80px;
  min-height: 70vh;
}
.article-layout {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 13px;
  color: #8A918D;
  padding: 16px 20px;
  background: #fff;
  border: 1px solid rgba(185,138,68,0.18);
  border-radius: 12px;
  margin-bottom: 32px;
}
.breadcrumb a {
  color: #6B7370;
  font-weight: 500;
}
.breadcrumb a:hover {
  color: var(--gold);
}
.breadcrumb .sep {
  color: rgba(185,138,68,0.5);
  font-size: 12px;
}
.breadcrumb .current {
  color: var(--text);
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 280px;
}

/* Article Card */
.article-card {
  background: #fff;
  border: 1px solid rgba(185,138,68,0.25);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 48px;
  margin-bottom: 48px;
  position: relative;
  overflow: hidden;
}
.article-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--gold-deep), var(--gold-light), var(--gold-deep));
}
.article-title {
  font-size: clamp(26px, 3.5vw, 38px);
  font-weight: 700;
  line-height: 1.35;
  color: var(--primary);
  margin-bottom: 20px;
  letter-spacing: 0.5px;
}
.article-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  padding-bottom: 24px;
  margin-bottom: 32px;
  border-bottom: 1px solid rgba(185,138,68,0.18);
}
.meta-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-light);
  background: var(--bg-soft);
  border-radius: 999px;
  padding: 4px 14px;
}
.meta-item .ico {
  color: var(--gold);
  font-size: 14px;
}
.meta-item .cat {
  color: var(--gold-deep);
  font-weight: 600;
}

/* Article Content Typography */
.article-content {
  font-size: 16px;
  line-height: 2;
  color: var(--text);
  word-wrap: break-word;
}
.article-content p {
  margin-bottom: 1.5em;
}
.article-content h2 {
  font-size: 24px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--primary);
  margin: 48px 0 18px;
  padding-left: 14px;
  border-left: 3px solid var(--gold);
}
.article-content h3 {
  font-size: 20px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--primary);
  margin: 32px 0 12px;
}
.article-content h4 {
  font-size: 18px;
  font-weight: 600;
  color: var(--primary);
  margin: 24px 0 10px;
}
.article-content a {
  color: var(--primary);
  text-decoration: underline;
  text-underline-color: rgba(185,138,68,0.5);
  text-underline-offset: 3px;
  font-weight: 500;
  transition: var(--transition);
}
.article-content a:hover {
  color: var(--gold-deep);
  text-underline-color: var(--gold);
}
.article-content ul,
.article-content ol {
  margin: 0 0 1.6em 1.6em;
  line-height: 2;
}
.article-content ul li {
  list-style: disc;
}
.article-content ol li {
  list-style: decimal;
}
.article-content img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  margin: 28px 0;
  width: 100%;
  object-fit: cover;
}
.article-content blockquote {
  background: var(--bg-soft);
  border-left: 3px solid var(--gold);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 22px 26px;
  margin: 28px 0;
  font-size: 15px;
  color: var(--text);
  line-height: 1.9;
}
.article-content blockquote p {
  margin-bottom: 0.5em;
}
.article-content blockquote p:last-child {
  margin-bottom: 0;
}
.article-content table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin: 28px 0;
  border: 1px solid rgba(185,138,68,0.2);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.article-content th {
  background: var(--primary);
  color: #fff;
  font-weight: 600;
  padding: 12px 18px;
  text-align: left;
  font-size: 15px;
}
.article-content td {
  padding: 12px 18px;
  border-top: 1px solid rgba(185,138,68,0.15);
  font-size: 15px;
}
.article-content tr:nth-child(even) td {
  background: rgba(247,244,239,0.6);
}
.article-content hr {
  border: none;
  border-top: 1px solid rgba(185,138,68,0.25);
  margin: 36px 0;
}
.article-content code {
  background: var(--bg-soft);
  border-radius: 5px;
  padding: 2px 8px;
  font-family: "SF Mono", Consolas, monospace;
  font-size: 14px;
  color: #C0392B;
}
.article-content pre {
  background: var(--primary-dark);
  color: #E8E0D4;
  border-radius: var(--radius-md);
  padding: 24px;
  margin: 28px 0;
  overflow-x: auto;
  font-size: 14px;
  line-height: 1.7;
}
.article-content pre code {
  background: transparent;
  color: inherit;
  padding: 0;
}

/* Article Tags */
.article-tags {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: 28px;
  margin-top: 36px;
  border-top: 1px solid rgba(185,138,68,0.18);
}
.article-tags .tag-label {
  font-size: 13px;
  color: var(--text-light);
  font-weight: 600;
}
.tag-item {
  display: inline-block;
  padding: 5px 16px;
  border: 1px solid rgba(185,138,68,0.35);
  border-radius: 999px;
  font-size: 13px;
  color: var(--gold-deep);
  background: rgba(185,138,68,0.06);
  font-weight: 500;
  transition: var(--transition);
}
.tag-item:hover {
  background: var(--gold);
  color: #fff;
  border-color: var(--gold);
}

/* Related Posts */
.related-posts {
  margin-bottom: 48px;
}
.related-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
}
.related-head h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--primary);
  position: relative;
  padding-left: 14px;
}
.related-head h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 3px;
  background: var(--gold);
  border-radius: 2px;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.related-card {
  background: #fff;
  border: 1px solid rgba(185,138,68,0.2);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
  position: relative;
}
.related-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: var(--border-gold-strong);
}
.related-card .thumb {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--bg-soft);
}
.related-card .thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.related-card:hover .thumb img {
  transform: scale(1.05);
}
.related-card .thumb .cat-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(26,47,43,0.85);
  color: var(--gold-light);
  font-size: 11px;
  font-weight: 600;
  padding: 3px 12px;
  border-radius: 999px;
  letter-spacing: 0.5px;
  border: 1px solid rgba(185,138,68,0.4);
  backdrop-filter: blur(4px);
}
.related-card .card-body {
  padding: 18px 20px 20px;
}
.related-card .card-body h3 {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--text);
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 48px;
}
.related-card .card-body p {
  font-size: 13px;
  color: var(--text-light);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 14px;
  min-height: 42px;
}
.related-card .card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  color: #9AA29D;
}
.related-card .read-more {
  color: var(--gold-deep);
  font-weight: 600;
  transition: var(--transition);
}
.related-card .read-more:hover {
  color: var(--gold);
  text-decoration: underline;
}

/* Article CTA */
.article-cta {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 60%, rgba(26,47,43,0.95) 100%);
  border: 1px solid rgba(185,138,68,0.4);
  border-radius: var(--radius-lg);
  padding: 40px 48px;
  margin-bottom: 32px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.article-cta::before {
  content: "";
  position: absolute;
  top: -60px;
  right: -60px;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: rgba(185,138,68,0.1);
  border: 1px solid rgba(185,138,68,0.25);
}
.article-cta::after {
  content: "";
  position: absolute;
  bottom: -40px;
  left: 10%;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: rgba(185,138,68,0.08);
}
.article-cta h2 {
  color: #F2ECE2;
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 10px;
  position: relative;
  z-index: 1;
}
.article-cta p {
  color: rgba(255,255,255,0.75);
  font-size: 15px;
  margin-bottom: 24px;
  position: relative;
  z-index: 1;
}
.btn-cta {
  display: inline-block;
  background: linear-gradient(135deg, var(--gold-deep), var(--gold-light));
  color: var(--primary-dark);
  font-weight: 700;
  font-size: 16px;
  padding: 13px 36px;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 20px rgba(185,138,68,0.35);
  position: relative;
  z-index: 1;
}
.btn-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(185,138,68,0.5);
  filter: brightness(1.06);
}
.btn-cta:active {
  transform: translateY(0);
  filter: brightness(0.92);
}
.btn-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  border: 1px solid var(--border-gold-strong);
  color: var(--gold-deep);
  font-weight: 600;
  font-size: 15px;
  padding: 11px 28px;
  border-radius: 10px;
  cursor: pointer;
  transition: var(--transition);
}
.btn-back:hover {
  background: rgba(185,138,68,0.1);
  border-color: var(--gold);
  color: var(--gold);
}
.article-back-row {
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Not Found */
.not-found {
  background: #fff;
  border: 1px solid rgba(185,138,68,0.25);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 80px 40px;
  text-align: center;
  max-width: 680px;
  margin: 60px auto;
}
.not-found .icon {
  width: 72px;
  height: 72px;
  border-radius: 20px;
  background: var(--bg-soft);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  color: var(--gold);
  margin-bottom: 24px;
  border: 1px solid rgba(185,138,68,0.3);
}
.not-found h1 {
  font-size: 28px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 12px;
}
.not-found p {
  color: var(--text-light);
  font-size: 16px;
  margin-bottom: 32px;
}

/* ===== Footer ===== */
.site-footer {
  background: #1A1F1E;
  border-top: 2px solid rgba(185,138,68,0.55);
  padding: 64px 0 28px;
  color: rgba(255,255,255,0.6);
}
.footer-grid {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}
.footer-brand .logo .logo-text {
  color: #F2ECE2;
}
.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  margin-top: 18px;
  max-width: 320px;
  color: rgba(255,255,255,0.55);
}
.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}
.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(185,138,68,0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.6);
  font-size: 18px;
  transition: var(--transition);
}
.footer-social a:hover {
  background: var(--gold);
  color: #1A1F1E;
  border-color: var(--gold);
  transform: translateY(-3px);
}
.footer-col h5 {
  color: #F2ECE2;
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 16px;
  position: relative;
  padding-bottom: 10px;
}
.footer-col h5::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 24px;
  height: 2px;
  background: var(--gold);
  border-radius: 1px;
}
.footer-col ul li {
  margin-bottom: 10px;
}
.footer-col ul a {
  color: rgba(255,255,255,0.55);
  font-size: 14px;
  transition: var(--transition);
}
.footer-col ul a:hover {
  color: var(--gold-light);
  padding-left: 4px;
}
.footer-bottom {
  max-width: 1280px;
  margin: 0 auto;
  padding: 24px 24px 0;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: rgba(255,255,255,0.4);
}
.footer-bottom-links {
  display: flex;
  gap: 20px;
}
.footer-bottom-links a {
  color: rgba(255,255,255,0.45);
  font-size: 13px;
  transition: var(--transition);
}
.footer-bottom-links a:hover {
  color: var(--gold-light);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
  .related-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }
  .article-card {
    padding: 36px;
  }
}
@media (max-width: 768px) {
  .nav-wrap {
    height: 64px;
  }
  .nav-toggle {
    display: flex;
  }
  .nav-menu {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(20, 28, 26, 0.98);
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding: 48px 24px;
    gap: 16px;
    transform: translateX(100%);
    transition: transform 0.35s ease;
    z-index: 999;
  }
  .nav-menu.nav-open {
    transform: translateX(0);
  }
  .nav-link {
    font-size: 18px;
    padding: 14px 24px;
    width: 100%;
    text-align: center;
    color: rgba(255,255,255,0.9);
  }
  .nav-link.btn-capsule {
    margin-top: 16px;
    width: auto;
    min-width: 200px;
  }
  .nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
  }
  .nav-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  .nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }
  .main-area {
    padding: 32px 0 60px;
  }
  .breadcrumb {
    margin-bottom: 24px;
    padding: 12px 16px;
  }
  .article-layout {
    padding: 0 16px;
  }
  .article-card {
    padding: 28px 20px;
    border-radius: 16px;
  }
  .article-title {
    font-size: 24px;
    line-height: 1.4;
  }
  .article-meta {
    gap: 10px;
  }
  .article-content {
    font-size: 15px;
    line-height: 1.9;
  }
  .article-content h2 {
    font-size: 21px;
    margin-top: 36px;
  }
  .article-content h3 {
    font-size: 18px;
  }
  .related-grid {
    grid-template-columns: 1fr;
  }
  .related-card .card-body h3 {
    font-size: 15px;
  }
  .article-cta {
    padding: 32px 20px;
  }
  .article-cta h2 {
    font-size: 20px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .footer-brand p {
    max-width: 100%;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  .footer-bottom-links {
    justify-content: center;
    flex-wrap: wrap;
  }
}
@media (max-width: 520px) {
  .logo-text {
    font-size: 16px;
  }
  .logo-text small {
    font-size: 10px;
  }
  .logo-mark {
    width: 34px;
    height: 34px;
    font-size: 17px;
  }
  .article-card {
    padding: 24px 16px;
  }
  .breadcrumb .current {
    max-width: 180px;
  }
  .related-card .thumb {
    aspect-ratio: 16 / 9;
  }
  .article-cta p {
    font-size: 14px;
  }
  .btn-cta {
    padding: 12px 28px;
    font-size: 15px;
  }
}

:root {
  --primary: #1F3B34;
  --primary-deep: #1A2F2B;
  --primary-dark: #141B18;
  --gold: #B98A44;
  --gold-light: #C9A063;
  --gold-pale: rgba(185, 138, 68, 0.35);
  --bg: #F7F4EF;
  --bg-soft: #F2ECE2;
  --text: #1F2A26;
  --text-muted: #6B7370;
  --white: #fff;
  --radius-lg: 20px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow: 0 8px 24px rgba(20, 25, 20, 0.08);
  --shadow-lg: 0 16px 40px rgba(20, 25, 20, 0.14);
  --font: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font); background: var(--bg); color: var(--text); line-height: 1.8; font-size: 16px; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font-family: inherit; }
ul, ol { list-style: none; }
.container { max-width: 1240px; margin: 0 auto; padding: 0 24px; }
:focus-visible { outline: 2px solid var(--gold-light); outline-offset: 2px; }

/* ===== Header / Nav ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(26, 47, 43, 0.95);
  border-bottom: 1px solid var(--gold-pale);
  backdrop-filter: blur(10px);
  transition: background 0.3s, box-shadow 0.3s;
}
.site-header.scrolled { background: rgba(20, 30, 28, 0.92); box-shadow: 0 6px 20px rgba(0, 0, 0, 0.18); }
.nav-wrap { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 24px; }
.logo { display: inline-flex; align-items: center; gap: 12px; }
.logo-mark {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  color: var(--primary-deep);
  border-radius: 10px;
  display: grid; place-items: center;
  font-size: 20px; font-weight: 800;
  flex-shrink: 0;
}
.logo-text { color: #fff; font-size: 18px; font-weight: 700; line-height: 1.2; display: flex; flex-direction: column; }
.logo-text small { font-size: 12px; font-weight: 400; color: rgba(255, 255, 255, 0.68); letter-spacing: 1px; }
.nav-menu { display: flex; align-items: center; gap: 8px; counter-reset: nav; }
.nav-link {
  color: rgba(255, 255, 255, 0.85);
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 500;
  position: relative;
  counter-increment: nav;
  transition: color 0.2s, background 0.2s;
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 14px; right: 14px; bottom: 2px;
  height: 2px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.25s;
}
.nav-link:hover { color: var(--gold-light); }
.nav-link:hover::after, .nav-link.active::after { transform: scaleX(1); }
.nav-link.active { color: var(--gold-light); }
.nav-link::before { display: none; }
.btn-capsule {
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  color: var(--primary-deep) !important;
  padding: 9px 20px;
  border-radius: 999px;
  font-weight: 700;
}
.btn-capsule::after { display: none; }
.btn-capsule:hover { filter: brightness(1.05); box-shadow: 0 4px 16px rgba(185, 138, 68, 0.35); }
.nav-toggle { display: none; background: none; border: 0; width: 44px; height: 44px; position: relative; z-index: 2002; cursor: pointer; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: #fff; margin: 5px auto; transition: transform 0.25s, opacity 0.25s; }
.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 15px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.25s;
  line-height: 1.4;
}
.btn-primary { background: linear-gradient(135deg, #A6782E, #C9A063); color: var(--primary-deep); box-shadow: 0 6px 20px rgba(185, 138, 68, 0.25); }
.btn-primary:hover { filter: brightness(1.06); transform: translateY(-1px); box-shadow: 0 10px 28px rgba(185, 138, 68, 0.35); }
.btn-primary:active { transform: translateY(1px); filter: brightness(0.94); }
.btn-ghost { background: transparent; border-color: var(--gold-pale); color: var(--gold); }
.btn-ghost:hover { background: rgba(185, 138, 68, 0.1); border-color: var(--gold); }
.btn-ghost-light { background: transparent; border-color: rgba(201, 160, 99, 0.6); color: var(--gold-light); }
.btn-ghost-light:hover { background: rgba(201, 160, 99, 0.12); border-color: var(--gold-light); }
.btn-lg { padding: 16px 38px; font-size: 16px; border-radius: 12px; }

/* ===== Category Hero ===== */
.cat-hero {
  position: relative;
  min-height: clamp(480px, 75vh, 680px);
  display: flex;
  align-items: center;
  color: #fff;
  background: linear-gradient(120deg, #1A2F2B 0%, #141B18 60%, #0E1412 100%);
  overflow: hidden;
}
.cat-hero-bg {
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-1.jpg') center / cover no-repeat;
  opacity: 0.36;
}
.cat-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(20, 30, 28, 0.92) 0%, rgba(20, 30, 28, 0.55) 55%, rgba(20, 30, 28, 0.25) 100%);
}
.cat-hero-inner { position: relative; z-index: 2; display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 56px; align-items: center; padding-top: 80px; padding-bottom: 80px; }
.cat-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(185, 138, 68, 0.15);
  border: 1px solid var(--gold-pale);
  color: var(--gold-light);
  font-size: 13px;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 24px;
}
.cat-hero h1 { font-size: clamp(32px, 5vw, 48px); line-height: 1.25; font-weight: 700; margin-bottom: 20px; letter-spacing: 0.5px; }
.cat-hero p { font-size: 17px; line-height: 1.9; color: rgba(255, 255, 255, 0.85); max-width: 560px; margin-bottom: 32px; }
.cat-hero-actions { display: flex; flex-wrap: wrap; gap: 16px; }
.cat-hero-card {
  position: relative;
  border-radius: var(--radius-lg);
  border: 1.5px solid var(--gold-pale);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transform: rotate(2deg);
  height: 420px;
}
.cat-hero-card img { width: 100%; height: 100%; object-fit: cover; }
.card-corner {
  position: absolute;
  top: 12px; right: 12px;
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  color: var(--primary-deep);
  font-size: 12px;
  font-weight: 800;
  padding: 5px 12px;
  border-radius: 999px;
  letter-spacing: 1px;
}

/* ===== Category Intro ===== */
.cat-intro { padding: 100px 0; background: var(--bg); }
.cat-intro-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 64px; align-items: center; }
.section-kicker { display: inline-block; font-size: 13px; letter-spacing: 1px; color: var(--gold); font-weight: 600; margin-bottom: 12px; text-transform: uppercase; }
.cat-intro h2, .section-head h2, .cat-scenes h2, .cat-process h2, .cat-faq h2, .cat-cta h2 { font-size: clamp(24px, 3.2vw, 34px); line-height: 1.3; font-weight: 700; color: var(--primary-deep); margin-bottom: 16px; }
.cat-intro p { color: var(--text-muted); margin-bottom: 16px; font-size: 16px; line-height: 1.9; }
.cat-intro-metrics { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 24px; }
.metric-badge {
  background: var(--bg-soft);
  border: 1px solid var(--gold-pale);
  border-radius: 14px;
  padding: 18px 22px;
  min-width: 128px;
  text-align: center;
  transition: transform 0.25s, border-color 0.25s;
}
.metric-badge:hover { border-color: var(--gold); transform: translateY(-2px); }
.metric-badge strong {
  display: block;
  font-size: 30px;
  line-height: 1.2;
  font-weight: 800;
  background: linear-gradient(135deg, #A6782E, var(--gold-light));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-variant-numeric: tabular-nums;
}
.metric-badge span { font-size: 13px; color: var(--text-muted); }
.cat-intro-image { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--gold-pale); box-shadow: var(--shadow); }
.cat-intro-image img { width: 100%; height: 100%; min-height: 340px; object-fit: cover; }

/* ===== Spaces Grid ===== */
.cat-spaces { padding: 100px 0; background: var(--bg-soft); }
.section-head { max-width: 720px; margin-bottom: 48px; }
.section-head p { color: var(--text-muted); font-size: 16px; }
.spaces-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.space-card {
  background: #fff;
  border: 1px solid var(--gold-pale);
  border-radius: 16px;
  overflow: hidden;
  position: relative;
  transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
  display: flex;
  flex-direction: column;
}
.space-card::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: linear-gradient(90deg, var(--gold), transparent 80%); z-index: 2; }
.space-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: var(--gold); }
.space-card-top { position: absolute; top: 14px; left: 14px; right: 14px; display: flex; justify-content: space-between; align-items: center; z-index: 3; }
.space-num {
  width: 30px; height: 30px;
  background: rgba(31, 59, 52, 0.92);
  color: var(--gold-light);
  border: 1px solid var(--gold-pale);
  border-radius: 8px;
  display: grid; place-items: center;
  font-size: 13px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}
.space-tag {
  background: rgba(255, 255, 255, 0.95);
  color: var(--primary);
  border: 1px solid var(--gold-pale);
  font-size: 12px;
  padding: 3px 10px;
  border-radius: 999px;
  font-weight: 600;
}
.space-card img { width: 100%; height: 180px; object-fit: cover; }
.space-card h3 { padding: 20px 20px 0; font-size: 19px; color: var(--primary-deep); }
.space-card p { padding: 10px 20px 0; font-size: 15px; color: var(--text-muted); line-height: 1.7; flex: 1; }
.card-link { display: inline-block; padding: 14px 20px 20px; color: var(--gold); font-size: 14px; font-weight: 600; transition: color 0.2s; }
.card-link:hover { color: var(--primary); }

/* ===== Scenes dark band ===== */
.cat-scenes { padding: 100px 0; background: var(--primary-deep); color: #fff; }
.cat-scenes-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.cat-scenes h2 { color: #fff; }
.scene-list { margin-top: 24px; display: flex; flex-direction: column; gap: 18px; }
.scene-list li { border-left: 2px solid var(--gold-pale); padding-left: 18px; color: rgba(255, 255, 255, 0.88); font-size: 16px; line-height: 1.7; transition: border-color 0.2s; }
.scene-list li:hover { border-color: var(--gold); }
.scene-icon { color: var(--gold-light); margin-right: 6px; font-size: 12px; }
.cat-scenes .btn-primary { margin-top: 28px; }
.cat-scenes-image { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--gold-pale); box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3); }
.cat-scenes-image img { width: 100%; height: 100%; min-height: 320px; object-fit: cover; }

/* ===== Process ===== */
.cat-process { padding: 100px 0; background: var(--bg); }
.process-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.process-steps li {
  background: #fff;
  border: 1px solid var(--gold-pale);
  border-radius: 16px;
  padding: 32px 26px;
  position: relative;
  transition: transform 0.25s, box-shadow 0.25s;
}
.process-steps li:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.step-num {
  font-size: 32px;
  font-weight: 800;
  background: linear-gradient(135deg, #A6782E, var(--gold-light));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-variant-numeric: tabular-nums;
  display: block;
  margin-bottom: 14px;
}
.process-steps h3 { font-size: 18px; margin-bottom: 8px; color: var(--primary-deep); }
.process-steps p { font-size: 14px; color: var(--text-muted); line-height: 1.7; }

/* ===== FAQ ===== */
.cat-faq { padding: 100px 0; background: var(--bg-soft); }
.faq-list { max-width: 860px; display: flex; flex-direction: column; gap: 16px; }
.faq-item {
  background: #fff;
  border: 1px solid var(--gold-pale);
  border-radius: 14px;
  overflow: hidden;
  transition: border-color 0.25s, background 0.25s;
}
.faq-item:hover { border-color: rgba(185, 138, 68, 0.55); }
.faq-item.open { border-color: var(--gold); background: #F6EFE3; }
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  background: none;
  border: 0;
  cursor: pointer;
  text-align: left;
  font-size: 16px;
  font-weight: 600;
  color: var(--primary-deep);
}
.faq-num {
  width: 32px; height: 32px;
  border: 1px solid var(--gold-pale);
  color: var(--gold);
  border-radius: 50%;
  display: grid; place-items: center;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
}
.faq-title { flex: 1; }
.faq-icon {
  width: 28px; height: 28px;
  border: 1px solid var(--gold-pale);
  border-radius: 50%;
  display: grid; place-items: center;
  color: var(--gold);
  font-size: 18px;
  line-height: 1;
  transition: background 0.2s, color 0.2s, transform 0.2s;
  flex-shrink: 0;
}
.faq-item.open .faq-icon { background: var(--gold); color: var(--primary-deep); transform: rotate(45deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.35s ease; }
.faq-answer p { padding: 0 24px 24px 72px; font-size: 15px; line-height: 1.8; color: var(--text-muted); }
.faq-item.open .faq-answer { max-height: 320px; }

/* ===== CTA ===== */
.cat-cta { padding: 100px 0; background: linear-gradient(135deg, var(--primary-deep), #2A2018); }
.cat-cta-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1.5px solid var(--gold-pale);
  border-radius: 24px;
  padding: 56px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cat-cta-card::before { content: ""; position: absolute; top: -60px; right: -60px; width: 180px; height: 180px; background: radial-gradient(circle, rgba(185, 138, 68, 0.25), transparent 70%); }
.cat-cta h2 { color: #fff; }
.cat-cta p { color: rgba(255, 255, 255, 0.8); max-width: 620px; margin: 16px auto 32px; font-size: 16px; line-height: 1.8; }
.cat-cta-actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* ===== Footer ===== */
.site-footer { background: #14181A; color: rgba(255, 255, 255, 0.75); padding: 64px 0 32px; border-top: 1px solid var(--gold-pale); }
.footer-grid { max-width: 1240px; margin: 0 auto; padding: 0 24px 48px; display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; }
.footer-brand .logo { margin-bottom: 16px; }
.footer-brand p { font-size: 14px; line-height: 1.8; color: rgba(255, 255, 255, 0.65); max-width: 360px; margin-top: 14px; }
.footer-social { display: flex; gap: 10px; margin-top: 20px; }
.footer-social a {
  width: 36px; height: 36px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  display: grid; place-items: center;
  color: rgba(255, 255, 255, 0.6);
  transition: all 0.2s;
}
.footer-social a:hover { border-color: var(--gold); color: var(--gold-light); background: rgba(185, 138, 68, 0.1); }
.footer-col h5 { font-size: 15px; color: #fff; margin-bottom: 16px; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { font-size: 14px; color: rgba(255, 255, 255, 0.65); transition: color 0.2s; }
.footer-col a:hover { color: var(--gold-light); }
.footer-bottom { max-width: 1240px; margin: 0 auto; padding: 24px 24px 0; border-top: 1px solid rgba(255, 255, 255, 0.1); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: 13px; color: rgba(255, 255, 255, 0.5); }
.footer-bottom-links { display: flex; gap: 20px; }
.footer-bottom-links a { color: rgba(255, 255, 255, 0.6); }
.footer-bottom-links a:hover { color: var(--gold-light); }

/* ===== Responsive ===== */
@media (max-width: 991px) {
  .nav-toggle { display: block; }
  .logo { position: relative; z-index: 2002; }
  .nav-menu {
    position: fixed;
    top: 0; right: 0; bottom: 0; left: 0;
    background: rgba(20, 30, 28, 0.97);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 32px;
    transform: translateX(100%);
    transition: transform 0.35s;
    z-index: 2001;
  }
  .nav-menu.open { transform: translateX(0); }
  .nav-link { font-size: 20px; padding: 12px 24px; }
  .nav-link::before { display: inline-block; content: "0" counter(nav); color: var(--gold-light); font-size: 14px; margin-right: 10px; font-weight: 700; }
  .btn-capsule { font-size: 16px; }
  .cat-hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .cat-hero-card { max-width: 480px; width: 100%; height: 340px; }
  .cat-intro-grid { grid-template-columns: 1fr; gap: 40px; }
  .cat-scenes-inner { grid-template-columns: 1fr; gap: 40px; }
  .spaces-grid { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
}

@media (max-width: 576px) {
  .container { padding: 0 16px; }
  .logo-text { font-size: 16px; }
  .nav-wrap { height: 64px; }
  .cat-hero { min-height: auto; }
  .cat-hero-inner { padding-top: 40px; padding-bottom: 40px; gap: 32px; }
  .cat-hero h1 { font-size: 30px; }
  .cat-hero p { font-size: 15px; }
  .cat-hero-actions { flex-direction: column; }
  .btn { width: 100%; }
  .cat-intro, .cat-spaces, .cat-scenes, .cat-process, .cat-faq, .cat-cta { padding: 56px 0; }
  .cat-intro-image img, .cat-scenes-image img { min-height: 240px; }
  .spaces-grid { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr; }
  .metric-badge { min-width: 100px; padding: 14px; }
  .faq-question { padding: 16px 18px; }
  .faq-answer p { padding: 0 18px 20px 62px; }
  .cat-cta-card { padding: 36px 24px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; }
}