*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --gold:#d4a017;--gold-light:#f5c542;--brown-dark:#1a120b;--brown-deep:#2c1a0e;
  --brown-mid:#5c3a1e;--orange:#e8860c;--cream:#f5e6d3;--brown-black:#0f0a06;
  --card-bg:rgba(44,26,14,.55);--card-border:rgba(212,160,23,.25);
}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'Noto Sans SC',system-ui,sans-serif;background:var(--brown-dark);color:var(--cream);line-height:1.7;overflow-x:hidden}
a{color:inherit;text-decoration:none}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.serif{font-family:'Noto Serif SC',serif}

/* ===== NAV ===== */
.nav{position:fixed;top:0;left:0;width:100%;z-index:100;background:rgba(15,10,6,.85);backdrop-filter:blur(14px);border-bottom:1px solid rgba(212,160,23,.12);transition:background .3s}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.25rem}
.logo-icon{width:36px;height:36px;border-radius:8px;background:linear-gradient(135deg,var(--gold),var(--gold-light));display:flex;align-items:center;justify-content:center;font-size:1.1rem;color:var(--brown-dark)}
.logo span{background:linear-gradient(90deg,var(--gold),var(--gold-light));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.nav-links{display:flex;align-items:center;gap:28px;font-size:.9rem}
.nav-links a{opacity:.75;transition:opacity .25s}
.nav-links a:hover{opacity:1;color:var(--gold-light)}
.nav-cta{display:inline-flex;align-items:center;gap:6px;padding:8px 20px;border-radius:20px;background:linear-gradient(135deg,var(--gold),var(--gold-light));color:var(--brown-dark)!important;font-weight:600;font-size:.85rem;opacity:1!important;transition:transform .2s,box-shadow .2s}
.nav-cta:hover{transform:translateY(-1px);box-shadow:0 4px 20px rgba(212,160,23,.35)}
.menu-toggle{display:none;background:none;border:none;color:var(--cream);font-size:1.5rem;cursor:pointer}
.nav-cta-mobile{display:none;align-items:center;gap:5px;margin-left:auto;margin-right:12px;padding:6px 14px;border-radius:16px;background:linear-gradient(135deg,var(--gold),var(--gold-light));color:var(--brown-dark)!important;font-weight:600;font-size:.78rem;white-space:nowrap;transition:transform .2s,box-shadow .2s}

/* ===== HERO (index) ===== */
.hero{min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:120px 24px 80px;background:radial-gradient(ellipse at 50% 30%,rgba(92,58,30,.4),transparent 70%),linear-gradient(180deg,var(--brown-dark) 0%,var(--brown-black) 100%);position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle at 50% 50%,rgba(212,160,23,.04) 0%,transparent 50%);animation:heroGlow 8s ease-in-out infinite alternate}
@keyframes heroGlow{0%{transform:scale(1) translate(0,0)}100%{transform:scale(1.1) translate(2%,3%)}}
.hero-content{position:relative;z-index:2;max-width:800px}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 18px;border-radius:20px;background:rgba(212,160,23,.12);border:1px solid rgba(212,160,23,.2);font-size:.82rem;color:var(--gold-light);margin-bottom:28px}
.hero-badge .dot{width:6px;height:6px;border-radius:50%;background:var(--gold-light);animation:pulse 2s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
.hero h1{font-size:clamp(2.8rem,7vw,4.5rem);font-weight:900;line-height:1.15;margin-bottom:24px;background:linear-gradient(135deg,var(--gold),var(--gold-light),#fff5d4,var(--gold));background-size:200% auto;-webkit-background-clip:text;-webkit-text-fill-color:transparent;animation:shimmer 4s linear infinite}
@keyframes shimmer{0%{background-position:0% center}100%{background-position:200% center}}
.hero p{font-size:clamp(1rem,2.2vw,1.2rem);color:rgba(245,230,211,.7);max-width:620px;margin:0 auto 40px;line-height:1.8}
.hero-btn{display:inline-flex;align-items:center;gap:10px;padding:16px 40px;border-radius:28px;background:linear-gradient(135deg,var(--gold),var(--gold-light));color:var(--brown-dark);font-weight:700;font-size:1.05rem;transition:transform .25s,box-shadow .25s;box-shadow:0 4px 30px rgba(212,160,23,.3)}
.hero-btn:hover{transform:translateY(-2px);box-shadow:0 8px 40px rgba(212,160,23,.45)}
.hero-btn svg{width:20px;height:20px}
.hero-sub{margin-top:14px;font-size:.82rem;color:rgba(245,230,211,.45)}

/* ===== STATS ===== */
.stats{padding:60px 24px;background:linear-gradient(180deg,var(--brown-black),var(--brown-dark))}
.stats-grid{display:flex;justify-content:center;flex-wrap:wrap;gap:48px}
.stat-item{text-align:center}
.stat-num{font-size:clamp(2rem,4vw,2.8rem);font-weight:900;background:linear-gradient(135deg,var(--gold),var(--gold-light));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.stat-label{font-size:.88rem;color:rgba(245,230,211,.55);margin-top:4px}

/* ===== SECTION COMMON ===== */
.section{padding:100px 24px}
.section-header{text-align:center;margin-bottom:60px}
.section-tag{display:inline-block;padding:4px 14px;border-radius:12px;background:rgba(212,160,23,.1);border:1px solid rgba(212,160,23,.18);color:var(--gold-light);font-size:.78rem;font-weight:500;margin-bottom:16px}
.section-title{font-size:clamp(1.8rem,4vw,2.6rem);font-weight:800;color:var(--cream);line-height:1.3}
.section-title em{font-style:normal;color:var(--gold-light)}
.section-desc{max-width:600px;margin:16px auto 0;color:rgba(245,230,211,.55);font-size:.95rem}
.bg-alt{background:linear-gradient(180deg,rgba(44,26,14,.3),var(--brown-dark))}

/* ===== FEATURES ===== */
.features-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:24px}
.feature-card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:16px;padding:32px 28px;transition:transform .3s,border-color .3s,box-shadow .3s}
.feature-card:hover{transform:translateY(-4px);border-color:rgba(212,160,23,.45);box-shadow:0 12px 40px rgba(0,0,0,.3)}
.feature-icon{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.2rem;margin-bottom:18px;background:linear-gradient(135deg,rgba(212,160,23,.15),rgba(232,134,12,.1));border:1px solid rgba(212,160,23,.2);color:var(--gold-light)}
.feature-card h3{font-size:1.15rem;font-weight:700;color:var(--cream);margin-bottom:10px}
.feature-card p{font-size:.9rem;color:rgba(245,230,211,.6);line-height:1.7}

/* ===== TAGS ===== */
.tags-row{display:flex;flex-wrap:wrap;justify-content:center;gap:16px;margin-top:48px}
.tag-chip{display:flex;align-items:center;gap:8px;padding:12px 24px;border-radius:28px;background:rgba(44,26,14,.6);border:1px solid rgba(212,160,23,.15);font-size:.88rem;color:var(--cream);transition:border-color .3s}
.tag-chip:hover{border-color:rgba(212,160,23,.4)}
.tag-chip .tag-dot{width:8px;height:8px;border-radius:50%;background:var(--gold)}

/* ===== SCENARIOS ===== */
.scenarios-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:24px}
.scenario-card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:16px;padding:36px 28px;text-align:center;transition:transform .3s,border-color .3s}
.scenario-card:hover{transform:translateY(-4px);border-color:rgba(212,160,23,.45)}
.scenario-icon{font-size:2.2rem;margin-bottom:18px;color:var(--gold-light)}
.scenario-card h3{font-size:1.1rem;font-weight:700;margin-bottom:10px}
.scenario-card p{font-size:.88rem;color:rgba(245,230,211,.55);line-height:1.7}

/* ===== UPDATES ===== */
.updates-list{max-width:720px;margin:0 auto;display:flex;flex-direction:column;gap:16px}
.update-item{display:flex;align-items:center;gap:16px;padding:18px 24px;border-radius:12px;background:var(--card-bg);border:1px solid var(--card-border);transition:border-color .3s}
.update-item:hover{border-color:rgba(212,160,23,.4)}
.update-dot{flex-shrink:0;width:8px;height:8px;border-radius:50%;background:var(--gold)}
.update-item span{font-size:.92rem;color:rgba(245,230,211,.75)}
.update-badge{margin-left:auto;flex-shrink:0;padding:3px 10px;border-radius:8px;background:rgba(212,160,23,.12);color:var(--gold-light);font-size:.72rem;font-weight:600}

/* ===== REVIEWS ===== */
.reviews-header{display:flex;flex-direction:column;align-items:center;gap:8px;margin-bottom:40px}
.reviews-score{font-size:3rem;font-weight:900;background:linear-gradient(135deg,var(--gold),var(--gold-light));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.reviews-stars{color:var(--gold-light);font-size:1.4rem;letter-spacing:4px}
.reviews-count{font-size:.85rem;color:rgba(245,230,211,.5)}
.reviews-tags{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-bottom:36px}
.reviews-tags span{padding:5px 14px;border-radius:16px;background:rgba(212,160,23,.08);border:1px solid rgba(212,160,23,.15);font-size:.78rem;color:var(--gold-light)}
.reviews-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:20px}
.review-card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:14px;padding:24px}
.review-top{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.review-avatar{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,var(--gold),var(--orange));display:flex;align-items:center;justify-content:center;font-size:.9rem;font-weight:700;color:var(--brown-dark)}
.review-name{font-weight:600;font-size:.92rem}
.review-date{font-size:.75rem;color:rgba(245,230,211,.4)}
.review-stars{color:var(--gold-light);font-size:.82rem;letter-spacing:2px;margin-bottom:10px}
.review-card p{font-size:.88rem;color:rgba(245,230,211,.65);line-height:1.7}

/* ===== FAQ ===== */
.faq-list{max-width:780px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq-item{background:var(--card-bg);border:1px solid var(--card-border);border-radius:12px;overflow:hidden;transition:border-color .3s}
.faq-item.active{border-color:rgba(212,160,23,.4)}
.faq-q{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;cursor:pointer;font-weight:600;font-size:.95rem;gap:16px;user-select:none}
.faq-q:hover{color:var(--gold-light)}
.faq-arrow{flex-shrink:0;width:20px;height:20px;transition:transform .3s;color:var(--gold)}
.faq-item.active .faq-arrow{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease,padding .35s ease}
.faq-item.active .faq-a{max-height:200px}
.faq-a-inner{padding:0 24px 20px;font-size:.9rem;color:rgba(245,230,211,.6);line-height:1.8}

/* ===== CTA ===== */
.cta-section{padding:100px 24px;text-align:center;background:radial-gradient(ellipse at 50% 60%,rgba(92,58,30,.35),transparent 70%),linear-gradient(180deg,var(--brown-dark),var(--brown-black))}
.cta-section h2{font-size:clamp(1.8rem,4vw,2.6rem);font-weight:800;margin-bottom:18px;color:var(--cream)}
.cta-section p{max-width:560px;margin:0 auto 36px;color:rgba(245,230,211,.55);font-size:1rem}
.cta-btn{display:inline-flex;align-items:center;gap:10px;padding:18px 44px;border-radius:28px;background:linear-gradient(135deg,var(--gold),var(--gold-light));color:var(--brown-dark);font-weight:700;font-size:1.1rem;transition:transform .25s,box-shadow .25s;box-shadow:0 4px 30px rgba(212,160,23,.3)}
.cta-btn:hover{transform:translateY(-2px);box-shadow:0 8px 40px rgba(212,160,23,.45)}

/* ===== FOOTER ===== */
.footer{background:var(--brown-black);border-top:1px solid rgba(212,160,23,.08);padding:60px 24px 32px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.1rem;margin-bottom:12px}
.footer-brand .logo-icon{width:30px;height:30px;font-size:.9rem}
.footer-brand span{background:linear-gradient(90deg,var(--gold),var(--gold-light));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.footer-about{font-size:.85rem;color:rgba(245,230,211,.4);line-height:1.7;max-width:260px}
.footer-col h4{font-size:.85rem;font-weight:700;color:var(--gold-light);margin-bottom:16px}
.footer-col a{display:block;font-size:.82rem;color:rgba(245,230,211,.45);padding:4px 0;transition:color .25s}
.footer-col a:hover{color:var(--gold-light)}
.footer-copy{text-align:center;font-size:.78rem;color:rgba(245,230,211,.3);margin-top:40px;padding-top:24px;border-top:1px solid rgba(245,230,211,.06)}

/* ===== BACK TO TOP ===== */
.back-top{position:fixed;bottom:32px;right:32px;width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,var(--gold),var(--gold-light));color:var(--brown-dark);border:none;cursor:pointer;font-size:1.1rem;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s,transform .25s;box-shadow:0 4px 20px rgba(0,0,0,.3);z-index:90}
.back-top.show{opacity:1;visibility:visible}
.back-top:hover{transform:translateY(-3px);box-shadow:0 6px 24px rgba(212,160,23,.4)}

/* ===== SUBPAGE HERO ===== */
.page-hero{padding:120px 24px 60px;text-align:center;background:radial-gradient(ellipse at 50% 30%,rgba(92,58,30,.3),transparent 70%),linear-gradient(180deg,var(--brown-dark),var(--brown-black))}
.page-hero h1{font-size:clamp(2rem,5vw,3rem);font-weight:900;margin-bottom:12px;background:linear-gradient(135deg,var(--gold),var(--gold-light));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.page-hero p{color:rgba(245,230,211,.55);font-size:1rem}
.breadcrumb{display:flex;justify-content:center;gap:8px;margin-bottom:20px;font-size:.82rem;color:rgba(245,230,211,.4)}
.breadcrumb a{color:var(--gold-light);opacity:.7;transition:opacity .25s}
.breadcrumb a:hover{opacity:1}
.breadcrumb span{color:rgba(245,230,211,.3)}

/* ===== SUBPAGE CONTENT ===== */
.page-content{padding:80px 24px;max-width:860px;margin:0 auto}
.page-content h2{font-size:1.5rem;font-weight:700;color:var(--cream);margin:48px 0 18px;padding-bottom:12px;border-bottom:1px solid rgba(212,160,23,.15)}
.page-content h2:first-child{margin-top:0}
.page-content h3{font-size:1.15rem;font-weight:600;color:var(--cream);margin:28px 0 12px}
.page-content p{font-size:.92rem;color:rgba(245,230,211,.6);line-height:1.9;margin-bottom:16px}
.page-content ul,.page-content ol{margin:12px 0 20px 20px;font-size:.92rem;color:rgba(245,230,211,.6);line-height:2}
.page-content li{margin-bottom:4px}
.page-content strong{color:var(--cream);font-weight:600}
.page-content .last-updated{font-size:.82rem;color:rgba(245,230,211,.4);margin-bottom:32px;padding:10px 16px;background:rgba(212,160,23,.06);border-radius:8px;border-left:3px solid var(--gold);display:inline-block}

/* ===== GUIDE TOC ===== */
.guide-toc{background:var(--card-bg);border:1px solid var(--card-border);border-radius:14px;padding:28px 32px;margin-bottom:48px}
.guide-toc h3{font-size:1rem;font-weight:700;color:var(--gold-light);margin:0 0 14px}
.guide-toc ul{list-style:none;margin:0;padding:0}
.guide-toc li{margin:0;padding:0}
.guide-toc a{display:flex;align-items:center;gap:10px;padding:8px 0;font-size:.9rem;color:rgba(245,230,211,.6);border-bottom:1px solid rgba(245,230,211,.04);transition:color .25s}
.guide-toc a:hover{color:var(--gold-light)}
.guide-toc a i{font-size:.7rem;color:var(--gold);width:16px;text-align:center}

/* ===== SUPPORT CARDS ===== */
.support-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px;margin:32px 0}
.support-card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:14px;padding:32px 24px;text-align:center;transition:border-color .3s,transform .3s}
.support-card:hover{border-color:rgba(212,160,23,.4);transform:translateY(-3px)}
.support-card i{font-size:2rem;color:var(--gold-light);margin-bottom:16px}
.support-card h3{font-size:1.05rem;font-weight:700;margin-bottom:10px}
.support-card p{font-size:.85rem;color:rgba(245,230,211,.5);line-height:1.7}

/* ===== FEEDBACK FORM ===== */
.feedback-form{max-width:640px;margin:0 auto}
.form-group{margin-bottom:24px}
.form-group label{display:block;font-size:.88rem;font-weight:600;color:var(--cream);margin-bottom:8px}
.form-group input,.form-group textarea,.form-group select{width:100%;padding:14px 18px;border-radius:10px;border:1px solid var(--card-border);background:var(--card-bg);color:var(--cream);font-size:.9rem;font-family:inherit;transition:border-color .3s;outline:none}
.form-group input:focus,.form-group textarea:focus,.form-group select:focus{border-color:var(--gold)}
.form-group textarea{resize:vertical;min-height:140px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.form-submit{display:inline-flex;align-items:center;gap:8px;padding:14px 36px;border-radius:24px;background:linear-gradient(135deg,var(--gold),var(--gold-light));color:var(--brown-dark);font-weight:700;font-size:1rem;border:none;cursor:pointer;transition:transform .25s,box-shadow .25s;box-shadow:0 4px 20px rgba(212,160,23,.3)}
.form-submit:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(212,160,23,.4)}

/* ===== ARTICLE PAGE ===== */
.article-meta{display:flex;align-items:center;flex-wrap:wrap;gap:16px;margin-bottom:36px;padding-bottom:20px;border-bottom:1px solid rgba(212,160,23,.1)}
.article-meta-date{display:flex;align-items:center;gap:6px;font-size:.85rem;color:rgba(245,230,211,.45)}
.article-meta-date i{color:var(--gold)}
.article-meta-tag{padding:4px 12px;border-radius:10px;font-size:.75rem;font-weight:600;background:rgba(212,160,23,.12);color:var(--gold-light)}
.article-body h2{font-size:1.4rem;font-weight:700;color:var(--cream);margin:40px 0 16px;padding-bottom:10px;border-bottom:1px solid rgba(212,160,23,.12)}
.article-body h3{font-size:1.1rem;font-weight:600;color:var(--cream);margin:24px 0 10px}
.article-body p{font-size:.92rem;color:rgba(245,230,211,.6);line-height:2;margin-bottom:16px}
.article-body ul,.article-body ol{margin:12px 0 20px 20px;font-size:.92rem;color:rgba(245,230,211,.6);line-height:2}
.article-body li{margin-bottom:6px}
.article-body strong{color:var(--cream)}
.article-body blockquote{margin:20px 0;padding:16px 24px;border-left:3px solid var(--gold);background:rgba(212,160,23,.05);border-radius:0 10px 10px 0;font-size:.9rem;color:rgba(245,230,211,.55);font-style:italic}
.article-nav{display:flex;justify-content:space-between;gap:20px;margin-top:60px;padding-top:32px;border-top:1px solid rgba(212,160,23,.1)}
.article-nav a{display:flex;flex-direction:column;gap:4px;padding:16px 20px;border-radius:12px;background:var(--card-bg);border:1px solid var(--card-border);transition:border-color .3s,transform .3s;max-width:48%;font-size:.88rem}
.article-nav a:hover{border-color:rgba(212,160,23,.4);transform:translateY(-2px)}
.article-nav a .label{font-size:.75rem;color:rgba(245,230,211,.4)}
.article-nav a .title{color:var(--cream);font-weight:600}
.article-nav .next{text-align:right;margin-left:auto}

/* ===== UPDATE ITEM LINK ===== */
.update-item a{display:flex;align-items:center;gap:16px;flex:1;color:inherit;min-width:0}
.update-item .update-date{flex-shrink:0;font-size:.75rem;color:rgba(245,230,211,.35);white-space:nowrap}

/* ===== MOBILE ===== */
@media(max-width:768px){
  .nav-links{position:fixed;top:64px;left:0;width:100%;background:rgba(15,10,6,.96);flex-direction:column;padding:24px;gap:20px;transform:translateY(-120%);transition:transform .35s;border-bottom:1px solid rgba(212,160,23,.1)}
  .nav-links.open{transform:translateY(0)}
  .menu-toggle{display:block}
  .nav-cta-mobile{display:inline-flex}
  .features-grid{grid-template-columns:1fr}
  .scenarios-grid{grid-template-columns:1fr 1fr}
  .reviews-grid{grid-template-columns:1fr}
  .stats-grid{gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .form-row{grid-template-columns:1fr}
  .support-grid{grid-template-columns:1fr}
}
@media(max-width:480px){
  .scenarios-grid{grid-template-columns:1fr}
  .section{padding:72px 16px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .page-content{padding:48px 16px}
}