/* Space Black Gold Luxury */
:root{--c0:#0c0b0f;--c1:#15131a;--c2:#1e1b26;--gold:#b8860b;--gold2:#d4a017;--gold3:#f0c040;--red:#8b1a1a;--red2:#b71c1c;--text:#e8e4e0;--muted:#8a8682;--head:#f5f0eb}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'Noto Serif SC',serif;background:var(--c0);color:var(--text);line-height:1.7;overflow-x:hidden}
body::before{content:'';position:fixed;inset:0;background:radial-gradient(ellipse at 30% 20%,rgba(184,134,11,.08) 0,transparent 50%),radial-gradient(ellipse at 70% 80%,rgba(139,26,26,.06) 0,transparent 50%),repeating-linear-gradient(45deg,transparent,transparent 40px,rgba(184,134,11,.015) 40px,rgba(184,134,11,.015) 41px);pointer-events:none;z-index:0}
body::after{content:'';position:fixed;inset:0;background-image:url(data:image/svg+xml,%253Csvg%2520viewBox=%270%25200%2520256%2520256%27%2520xmlns=%27http://www.w3.org/2000/svg%27%253E%253Cfilter%2520id=%27n%27%253E%253CfeTurbulence%2520type=%27fractalNoise%27%2520baseFrequency=%27.9%27%2520numOctaves=%274%27%2520stitchTiles=%27stitch%27/%253E%253C/filter%253E%253Crect%2520width=%27100%2525%27%2520height=%27100%2525%27%2520filter=%27url(%2523n)%27%2520opacity=%27.03%27/%253E%253C/svg%253E);pointer-events:none;z-index:0;opacity:.4}
.container{max-width:1280px;margin:0 auto;padding:0 24px;position:relative;z-index:1}
h1,h2,h3,h4{font-family:'Exo 2',sans-serif;font-weight:900;color:var(--head);letter-spacing:.02em}
h1{font-size:clamp(2rem,5vw,3.6rem);line-height:1.2}
h2{font-size:clamp(1.5rem,3.5vw,2.4rem);margin-bottom:1rem}h2::after{content:'';position:absolute;bottom:-6px;left:0;width:60px;height:3px;background:linear-gradient(90deg,var(--gold),var(--red))}
h3{font-size:clamp(1.1rem,2.5vw,1.5rem);font-weight:600}
p{font-size:clamp(.9rem,1.1vw,1.05rem);color:var(--text)}
a{color:var(--gold2);text-decoration:none}a:hover{color:var(--gold3)}
.btn-gold{display:inline-flex;gap:8px;background:linear-gradient(135deg,var(--gold),var(--gold2));color:#0c0b0f!important;font-family:'Exo 2',sans-serif;font-weight:600;padding:12px 32px;border-radius:4px;transition:all .3s;border:1px solid var(--gold3);text-transform:uppercase;letter-spacing:.1em}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(184,134,11,.3)}
.btn-red{display:inline-flex;gap:8px;background:linear-gradient(135deg,var(--red),var(--red2));color:#fff!important;font-family:'Exo 2',sans-serif;font-weight:600;padding:12px 32px;border-radius:4px;border:1px solid var(--red2);text-transform:uppercase;letter-spacing:.1em}
.btn-red:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(139,26,26,.3)}
.btn-group{display:flex;gap:16px;flex-wrap:wrap;margin-top:24px}.btn-group a{min-width:160px;text-align:center}
.navbar{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(12,11,15,.92);backdrop-filter:blur(12px);border-bottom:1px solid rgba(184,134,11,.2)}
.nav-inner{max-width:1320px;margin:0 auto;padding:0 24px;display:flex;align-items:center;height:64px;gap:32px}
.logo{font-family:'Exo 2',sans-serif;font-size:1.6rem;font-weight:900;white-space:nowrap;flex-shrink:0}.logogold{color:var(--gold)}.logowhite{color:var(--head)}
.nav-links{list-style:none;display:flex;gap:4px;overflow-x:auto;white-space:nowrap}
.nav-links a{display:block;padding:6px 12px;font-size:.82rem;font-family:'Exo 2',sans-serif;color:var(--muted);border-radius:4px;text-transform:uppercase;letter-spacing:.05em}
.nav-links a:hover{color:var(--gold2);background:rgba(184,134,11,.1)}
.hamburger{display:none;background:none;border:none;color:var(--head);font-size:1.5rem;cursor:pointer;margin-left:auto}
.footer{margin-top:80px;padding:48px 24px 24px;border-top:1px solid rgba(184,134,11,.15)}
.foot-flex{display:flex;justify-content:space-between;gap:32px;flex-wrap:wrap}
.foot-brand{font-size:1.4rem;font-weight:900;margin-bottom:8px}.foot-tg{margin-top:4px;font-size:.9rem}
.foot-links{display:flex;flex-wrap:wrap;gap:8px 20px;max-width:500px}
.foot-links a{font-size:.82rem;font-family:'Exo 2',sans-serif;text-transform:uppercase;color:var(--muted)}
.foot-links a:hover{color:var(--gold2)}
.foot-copy{text-align:center;margin-top:32px;font-size:.78rem;color:var(--muted);padding-top:20px;border-top:1px solid rgba(184,134,11,.1)}
.hero{min-height:90vh;display:flex;align-items:center;padding:100px 0 60px;background:radial-gradient(ellipse at 10% 50%,rgba(184,134,11,.1) 0,transparent 50%),radial-gradient(ellipse at 90% 30%,rgba(139,26,26,.08) 0,transparent 50%)}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.hero h1 span{display:block;background:linear-gradient(135deg,var(--gold),var(--gold3),var(--gold));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.hero-desc{font-size:1.1rem;margin:20px 0;color:var(--muted);max-width:520px}
.hero-visual{position:relative;display:flex;justify-content:center;align-items:center;min-height:400px}
.hero-diamond{width:280px;height:280px;border:2px solid rgba(184,134,11,.3);transform:rotate(45deg);display:flex;align-items:center;justify-content:center}
.hero-diamond::before{content:'';position:absolute;inset:-12px;border:1px solid rgba(184,134,11,.12);transform:rotate(45deg)}
.hero-diamond-inner{transform:rotate(-45deg);text-align:center;font-family:'Exo 2',sans-serif}
.hero-diamond-inner .big{font-size:3rem;font-weight:900;color:var(--gold)}.hero-diamond-inner .sm{font-size:.85rem;color:var(--muted);margin-top:4px}
.section{padding:80px 0}.section-gray{background:rgba(21,19,26,.5);border-top:1px solid rgba(184,134,11,.08);border-bottom:1px solid rgba(184,134,11,.08)}
.section-title{text-align:center;margin-bottom:48px}.section-title h2{display:inline-block}.section-title h2::after{left:50%;transform:translateX(-50%)}
.card{background:linear-gradient(145deg,rgba(30,27,38,.8),rgba(21,19,26,.9));border:1px solid rgba(184,134,11,.15);border-radius:8px;padding:32px;transition:all .4s;opacity:0;animation:fadeSlideUp .6s ease forwards}
.card:hover{border-color:var(--gold);transform:translateY(-4px);box-shadow:0 12px 40px rgba(184,134,11,.12)}
.card-icon{font-size:2rem;margin-bottom:12px;color:var(--gold)}.card h3{margin-bottom:8px}.card p{font-size:.9rem;color:var(--muted)}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.split-layout{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.timeline{position:relative;padding-left:40px;max-width:700px;margin:0 auto}
.timeline::before{content:'';position:absolute;left:15px;top:0;bottom:0;width:2px;background:linear-gradient(180deg,var(--gold),var(--red))}
.tl-item{padding:0 0 36px 24px;opacity:0;animation:fadeSlideUp .5s ease forwards;position:relative}
.tl-item::before{content:'';position:absolute;left:-26px;top:6px;width:12px;height:12px;border-radius:50%;background:var(--gold);border:2px solid var(--c0)}
.tl-item h4{font-family:'Exo 2',sans-serif;color:var(--gold);font-size:1rem}.tl-item p{font-size:.88rem;color:var(--muted);margin-top:4px}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:24px}
.step-card{background:linear-gradient(145deg,rgba(30,27,38,.8),rgba(21,19,26,.9));border:1px solid rgba(184,134,11,.12);border-radius:8px;padding:28px 20px;text-align:center;opacity:0;animation:fadeSlideUp .5s ease forwards}
.step-card:hover{border-color:var(--gold);transform:translateY(-4px)}
.step-card .num{font-family:'Exo 2',sans-serif;font-size:2rem;font-weight:900;color:var(--gold);margin-bottom:8px}.step-card h4{margin-bottom:6px}.step-card p{font-size:.82rem;color:var(--muted)}
.tiers{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.tier-card{background:linear-gradient(145deg,rgba(30,27,38,.8),rgba(21,19,26,.9));border:1px solid rgba(184,134,11,.15);border-radius:8px;padding:36px 24px;text-align:center;opacity:0;animation:fadeSlideUp .5s ease forwards;position:relative}
.tier-card.featured{border-color:var(--gold);transform:scale(1.05)}.tier-card.featured::before{content:'推荐';position:absolute;top:12px;right:-28px;transform:rotate(45deg);background:var(--gold);color:#0c0b0f;font-size:.7rem;font-weight:700;padding:2px 32px;font-family:'Exo 2',sans-serif}
.tier-card .tier-name{font-size:1.1rem;font-weight:600;color:var(--gold);text-transform:uppercase;letter-spacing:.15em}
.tier-card .tier-price{font-size:2.2rem;font-weight:900;color:var(--head);margin:12px 0}
.tier-card ul{list-style:none;margin:20px 0;text-align:left}
.tier-card ul li{padding:6px 0;font-size:.85rem;color:var(--muted);padding-left:20px}
.tier-card ul li::before{content:'◆';position:absolute;left:0;color:var(--gold);font-size:.5rem;top:8px}
.bento{display:grid;grid-template-columns:2fr 1fr 1fr;gap:20px;margin-top:40px}
.bento-item{background:linear-gradient(145deg,rgba(30,27,38,.8),rgba(21,19,26,.9));border:1px solid rgba(184,134,11,.1);border-radius:8px;padding:28px;opacity:0;animation:fadeSlideUp .5s ease forwards}
.bento-item:hover{border-color:var(--gold)}
.faq-list{max-width:800px;margin:0 auto}
.faq-item{border-bottom:1px solid rgba(184,134,11,.12)}
.faq-q{padding:16px 0;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-family:'Exo 2',sans-serif;font-weight:600;color:var(--head);font-size:.95rem}
.faq-q::after{content:'+';font-size:1.2rem;color:var(--gold)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s ease;padding:0 0 0 8px}
.faq-a p{padding:0 0 16px;font-size:.88rem;color:var(--muted)}
details[open] .faq-a{max-height:300px}
.page-hero{padding:120px 0 60px;background:radial-gradient(ellipse at 30% 30%,rgba(184,134,11,.08) 0,transparent 50%),radial-gradient(ellipse at 70% 70%,rgba(139,26,26,.06) 0,transparent 50%);border-bottom:1px solid rgba(184,134,11,.1)}
.page-hero h1{font-size:clamp(1.8rem,4vw,2.8rem)}.page-hero p{color:var(--muted);max-width:600px;margin-top:12px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:40px 0}
.stat-item{text-align:center;padding:20px;border-right:1px solid rgba(184,134,11,.12)}.stat-item:last-child{border-right:none}
.stat-item .num{font-size:2rem;font-weight:900;color:var(--gold)}.stat-item .label{font-size:.78rem;color:var(--muted);margin-top:4px;text-transform:uppercase;letter-spacing:.05em}
.feature-list{display:flex;flex-direction:column;gap:20px}
.feature-row{display:flex;gap:20px;padding:20px;background:rgba(30,27,38,.4);border-radius:6px;border-left:3px solid var(--gold);opacity:0;animation:fadeSlideUp .5s ease forwards}
.feature-row .icon{font-size:1.6rem;flex-shrink:0;width:48px;text-align:center}.feature-row h4{font-family:'Exo 2',sans-serif;font-size:.95rem;color:var(--gold)}.feature-row p{font-size:.85rem;color:var(--muted);margin-top:4px}
@keyframes fadeSlideUp{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}
@media(max-width:900px){.hamburger{display:block}.nav-links{display:none;position:absolute;top:64px;left:0;right:0;background:rgba(12,11,15,.98);flex-direction:column;padding:16px;border-bottom:1px solid rgba(184,134,11,.2)}.nav-links.open{display:flex}.nav-links a{padding:12px 16px}.hero-grid{grid-template-columns:1fr;text-align:center}.hero-desc{margin:20px auto}.hero-diamond{width:200px;height:200px;transform:rotate(45deg);margin:40px auto}.hero-diamond-inner .big{font-size:2rem}.btn-group{justify-content:center}.grid-3,.grid-4,.tiers{grid-template-columns:1fr!important}.split-layout{grid-template-columns:1fr;gap:24px}.bento{grid-template-columns:1fr}.stats{grid-template-columns:repeat(2,1fr)}.stat-item:nth-child(2){border-right:none}.tier-card.featured{transform:none}}
@media(max-width:600px){.stats{grid-template-columns:1fr}.stat-item{border-right:none}}

.card-glow {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1.8rem;
  transition: all .3s;
  position: relative;
  overflow: hidden;
}
.card-glow:hover {
  border-color: var(--gold);
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(184,134,11,.12);
}
.card-glow h3 {
  font-family: 'Exo 2', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: .5rem;
  color: var(--text);
}
.card-glow p {
  color: var(--muted);
  font-size: .85rem;
  line-height: 1.6;
  margin-bottom: .5rem;
}
.card-glow-icon {
  font-size: 1.6rem;
  margin-bottom: .5rem;
  display: block;
}