/* ============================================
   Gzisj Template — 暗黑赛博朋克 (Dark Cyberpunk / Black Tech)
   Colors: OLED #0A0E1A bg + Neon Cyan #00E5FF accent + Orange #EA580C primary
   Font: Orbitron headings + JetBrains Mono body
   CSS Prefix: gz
   WCAG AA: #00E5FF on #0A0E1A = 10.4:1 ✓ | #EA580C on #0A0E1A = 4.7:1 ✓
   ============================================ */
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600&family=Orbitron:wght@600;700;900&display=swap');
:root{--gz-primary:#EA580C;--gz-primary-light:#F97316;--gz-primary-dark:#C2410C;--gz-cyan:#00E5FF;--gz-cyan-dim:rgba(0,229,255,.15);--gz-cyan-border:rgba(0,229,255,.3);--gz-cta:#00E5FF;--gz-cta-hover:#00B8CC;--gz-bg:#0A0E1A;--gz-bg2:#0D1120;--gz-bg3:#111827;--gz-card:#0F1525;--gz-card-border:rgba(0,229,255,.12);--gz-card-hover:rgba(0,229,255,.06);--gz-text:#E2E8F0;--gz-text-sec:#94A3B8;--gz-text-muted:#64748B;--gz-border:rgba(255,255,255,.07);--gz-border-h:rgba(0,229,255,.4);--gz-radius:12px;--gz-radius-sm:8px;--gz-shadow:0 2px 20px rgba(0,0,0,.6);--gz-shadow-lg:0 8px 40px rgba(0,0,0,.8);--gz-glow:0 0 20px rgba(0,229,255,.2);--gz-glow-lg:0 0 40px rgba(0,229,255,.35);--gz-font-heading:"Orbitron","Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;--gz-font-body:"JetBrains Mono","Fira Code","Consolas","PingFang SC","Microsoft YaHei",monospace;--gz-transition:all .3s ease;--gz-grid-line:rgba(0,229,255,.04)}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}}
body{font-family:var(--gz-font-body);font-size:15px;line-height:1.7;color:var(--gz-text);background:var(--gz-bg);-webkit-font-smoothing:antialiased;overflow-x:hidden;background-image:linear-gradient(var(--gz-grid-line) 1px,transparent 1px),linear-gradient(90deg,var(--gz-grid-line) 1px,transparent 1px);background-size:60px 60px}
a{text-decoration:none;color:inherit;transition:var(--gz-transition)}
img{max-width:100%;height:auto;display:block}
ul{list-style:none}
h1,h2,h3,h4{font-family:var(--gz-font-heading);font-weight:700;line-height:1.2;color:var(--gz-text)}
.gz-container{max-width:1200px;margin:0 auto;padding:0 24px}
.gz-nav{position:fixed;top:0;left:0;right:0;z-index:1000;display:flex;align-items:center;justify-content:space-between;padding:0 40px;height:64px;background:rgba(10,14,26,.7);backdrop-filter:blur(20px);border-bottom:1px solid var(--gz-border);transition:var(--gz-transition)}
.gz-nav.scrolled{background:rgba(10,14,26,.95);border-bottom-color:var(--gz-cyan-border);box-shadow:0 4px 30px rgba(0,0,0,.5)}
.gz-logo{display:flex;align-items:center;gap:12px;font-family:var(--gz-font-heading);font-weight:700;font-size:1.05rem;color:var(--gz-text);letter-spacing:.05em}
.gz-logo-icon{width:36px;height:36px;background:linear-gradient(135deg,var(--gz-cyan),var(--gz-primary));clip-path:polygon(50% 0%,100% 25%,100% 75%,50% 100%,0% 75%,0% 25%);display:flex;align-items:center;justify-content:center;color:#fff;flex-shrink:0;position:relative}
.gz-logo-icon svg{width:18px;height:18px;position:relative;z-index:1}
.gz-nav-links{display:flex;gap:32px}
.gz-nav-links a{font-size:.78rem;font-weight:500;color:var(--gz-text-sec);letter-spacing:.1em;text-transform:uppercase;position:relative}
.gz-nav-links a::after{content:'';position:absolute;bottom:-2px;left:0;width:0;height:1px;background:var(--gz-cyan);transition:width .3s}
.gz-nav-links a:hover{color:var(--gz-cyan)}
.gz-nav-links a:hover::after{width:100%}
.gz-nav-cta{display:inline-flex;align-items:center;gap:6px;padding:9px 22px;background:transparent;color:var(--gz-cyan);border:1px solid var(--gz-cyan);border-radius:var(--gz-radius-sm);font-size:.78rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;cursor:pointer;transition:var(--gz-transition);font-family:var(--gz-font-heading)}
.gz-nav-cta:hover{background:var(--gz-cyan);color:var(--gz-bg);box-shadow:var(--gz-glow)}
.gz-mobile-btn{display:none;background:none;border:none;cursor:pointer;color:var(--gz-cyan);padding:4px}
.gz-hero{position:relative;padding:130px 0 90px;overflow:hidden;min-height:100vh;display:flex;align-items:center}
.gz-hero-bg-wrap{position:absolute;inset:0;z-index:0}
.gz-hero-bg-img{width:100%;height:100%;object-fit:cover;object-position:center;opacity:.15}
.gz-hero-overlay{position:absolute;inset:0;background:linear-gradient(135deg,rgba(10,14,26,.97) 0%,rgba(10,14,26,.85) 50%,rgba(10,14,26,.97) 100%)}
.gz-hero-scan{position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--gz-cyan),transparent);animation:gz-scan 4s linear infinite;opacity:.6}
@keyframes gz-scan{0%{top:-2px}100%{top:100%}}
.gz-hero-corners{position:absolute;inset:30px;pointer-events:none;z-index:1}
.gz-hero-corners::before,.gz-hero-corners::after{content:'';position:absolute;width:40px;height:40px;border-color:var(--gz-cyan);border-style:solid;opacity:.5}
.gz-hero-corners::before{top:0;left:0;border-width:2px 0 0 2px}
.gz-hero-corners::after{bottom:0;right:0;border-width:0 2px 2px 0}
.gz-hero-inner{position:relative;z-index:2;max-width:800px}
.gz-hero-badge{display:inline-flex;align-items:center;gap:10px;padding:7px 18px;background:rgba(0,229,255,.06);border:1px solid var(--gz-cyan-border);border-radius:4px;font-size:.72rem;font-weight:600;color:var(--gz-cyan);margin-bottom:28px;letter-spacing:.15em;text-transform:uppercase;font-family:var(--gz-font-heading)}
.gz-hero-badge .gz-dot{width:6px;height:6px;background:var(--gz-cyan);border-radius:50%;animation:gz-blink 1.4s infinite;box-shadow:0 0 8px var(--gz-cyan)}
@keyframes gz-blink{0%,100%{opacity:1}50%{opacity:.2}}
.gz-hero h1{font-size:3.2rem;margin-bottom:22px;line-height:1.1;letter-spacing:.02em}
.gz-hero h1 .gz-accent{color:var(--gz-cyan);text-shadow:0 0 20px rgba(0,229,255,.5)}
.gz-hero h1 .gz-accent-o{color:var(--gz-primary);text-shadow:0 0 20px rgba(234,88,12,.4)}
.gz-hero-desc{font-size:.92rem;color:var(--gz-text-sec);margin-bottom:36px;max-width:600px;line-height:1.9;letter-spacing:.02em}
.gz-hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:56px}
.gz-btn-cta{display:inline-flex;align-items:center;gap:8px;padding:15px 36px;background:var(--gz-cyan);color:var(--gz-bg);border-radius:var(--gz-radius-sm);font-weight:700;font-size:.82rem;cursor:pointer;border:none;transition:var(--gz-transition);font-family:var(--gz-font-heading);letter-spacing:.1em;text-transform:uppercase}
.gz-btn-cta:hover{background:var(--gz-cta-hover);box-shadow:var(--gz-glow-lg);transform:translateY(-2px)}
.gz-btn-ghost{display:inline-flex;align-items:center;gap:8px;padding:15px 32px;background:transparent;color:var(--gz-text);border:1px solid var(--gz-border-h);border-radius:var(--gz-radius-sm);font-weight:500;font-size:.82rem;cursor:pointer;font-family:var(--gz-font-body);transition:var(--gz-transition)}
.gz-btn-ghost:hover{background:var(--gz-card-hover);color:var(--gz-cyan);border-color:var(--gz-cyan)}
.gz-hero-nums{display:flex;align-items:center;gap:40px}
.gz-hn-v{display:block;font-size:1.8rem;font-weight:700;color:var(--gz-cyan);font-family:var(--gz-font-heading);text-shadow:0 0 15px rgba(0,229,255,.4)}
.gz-hn-l{font-size:.7rem;color:var(--gz-text-muted);letter-spacing:.1em;text-transform:uppercase;margin-top:2px}
.gz-hn-sep{width:1px;height:40px;background:var(--gz-border)}
.gz-trust{padding:20px 0;background:rgba(0,229,255,.03);border-top:1px solid var(--gz-card-border);border-bottom:1px solid var(--gz-card-border)}
.gz-trust-inner{display:flex;justify-content:center;gap:42px;flex-wrap:wrap}
.gz-trust-item{display:flex;align-items:center;gap:8px;font-size:.76rem;font-weight:500;color:var(--gz-text-sec);letter-spacing:.05em;text-transform:uppercase}
.gz-trust-item svg{color:var(--gz-cyan);flex-shrink:0}
.gz-section{padding:90px 0;position:relative}
.gz-section-alt{background:var(--gz-bg2)}
.gz-sec-header{text-align:center;margin-bottom:56px}
.gz-sec-tag{display:inline-block;padding:4px 14px;background:rgba(0,229,255,.06);color:var(--gz-cyan);border:1px solid var(--gz-cyan-border);border-radius:3px;font-size:.68rem;font-weight:700;letter-spacing:.2em;text-transform:uppercase;margin-bottom:14px;font-family:var(--gz-font-heading)}
.gz-sec-header h2{font-size:2rem;margin-bottom:12px;letter-spacing:.04em}
.gz-sec-header h2 .gz-h-accent{color:var(--gz-cyan);text-shadow:0 0 15px rgba(0,229,255,.3)}
.gz-sec-header p{font-size:.86rem;color:var(--gz-text-sec);max-width:560px;margin:0 auto;line-height:1.9}
.gz-feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--gz-card-border)}
.gz-feat-card{padding:32px 28px;background:var(--gz-card);transition:var(--gz-transition);cursor:pointer;position:relative;overflow:hidden}
.gz-feat-card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--gz-cyan),transparent);opacity:0;transition:opacity .3s}
.gz-feat-card:hover{background:var(--gz-card-hover);transform:translateY(-2px);z-index:1}
.gz-feat-card:hover::before{opacity:1}
.gz-feat-icon{width:48px;height:48px;display:flex;align-items:center;justify-content:center;background:rgba(0,229,255,.06);border:1px solid var(--gz-cyan-border);border-radius:var(--gz-radius-sm);margin-bottom:20px;transition:var(--gz-transition)}
.gz-feat-card:hover .gz-feat-icon{background:rgba(0,229,255,.12);box-shadow:0 0 20px rgba(0,229,255,.15)}
.gz-feat-icon svg{width:22px;height:22px;stroke:var(--gz-cyan)}
.gz-feat-card h3{font-size:.9rem;margin-bottom:10px;letter-spacing:.05em;color:var(--gz-text)}
.gz-feat-card p{font-size:.8rem;color:var(--gz-text-sec);line-height:1.8}
.gz-svc-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:2px;background:var(--gz-card-border)}
.gz-svc-card{display:flex;flex-direction:column;background:var(--gz-card);transition:var(--gz-transition);cursor:pointer;position:relative;overflow:hidden}
.gz-svc-card::after{content:'';position:absolute;bottom:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--gz-primary),transparent);opacity:0;transition:opacity .3s}
.gz-svc-card:hover{background:rgba(234,88,12,.04);z-index:1}
.gz-svc-card:hover::after{opacity:1}
.gz-svc-img{height:200px;overflow:hidden;position:relative}
.gz-svc-img::after{content:'';position:absolute;inset:0;background:linear-gradient(0deg,rgba(10,14,26,.8) 0%,transparent 50%)}
.gz-svc-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s;filter:brightness(.7) saturate(.6)}
.gz-svc-card:hover .gz-svc-img img{transform:scale(1.05);filter:brightness(.85) saturate(.8)}
.gz-svc-body{padding:24px 28px}
.gz-svc-body h3{font-size:.9rem;margin-bottom:10px;letter-spacing:.05em}
.gz-svc-body p{font-size:.8rem;color:var(--gz-text-sec);line-height:1.8;margin-bottom:14px}
.gz-svc-link{color:var(--gz-primary);font-size:.78rem;font-weight:600;display:inline-flex;align-items:center;gap:4px;transition:var(--gz-transition);letter-spacing:.05em;text-transform:uppercase}
.gz-svc-link:hover{gap:8px;color:var(--gz-cyan);text-shadow:0 0 10px rgba(0,229,255,.4)}
.gz-about-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.gz-about-img{position:relative;overflow:hidden;border:1px solid var(--gz-card-border)}
.gz-about-img::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(0,229,255,.08) 0%,transparent 60%);z-index:1;pointer-events:none}
.gz-about-img img{width:100%;height:400px;object-fit:cover;filter:brightness(.7) saturate(.5)}
.gz-about-float{position:absolute;bottom:20px;right:20px;background:rgba(10,14,26,.95);border:1px solid var(--gz-cyan-border);color:var(--gz-cyan);border-radius:var(--gz-radius-sm);padding:16px 22px;text-align:center;z-index:2;box-shadow:var(--gz-glow)}
.gz-about-float .gz-af-num{font-size:1.4rem;font-weight:700;display:block;font-family:var(--gz-font-heading);text-shadow:0 0 12px rgba(0,229,255,.5)}
.gz-about-float .gz-af-label{font-size:.66rem;opacity:.7;letter-spacing:.1em;text-transform:uppercase}
.gz-about-text .gz-sec-tag{margin-bottom:12px}
.gz-about-text h2{font-size:1.8rem;margin-bottom:16px;letter-spacing:.03em}
.gz-about-text p{color:var(--gz-text-sec);margin-bottom:14px;font-size:.84rem;line-height:1.9}
.gz-link{display:inline-flex;align-items:center;gap:6px;color:var(--gz-cyan);font-weight:600;font-size:.82rem;letter-spacing:.1em;text-transform:uppercase;transition:var(--gz-transition)}
.gz-link:hover{gap:10px;text-shadow:0 0 10px rgba(0,229,255,.5)}
.gz-steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:2px;background:var(--gz-card-border)}
.gz-step-card{text-align:center;padding:36px 20px;background:var(--gz-card);transition:var(--gz-transition);position:relative}
.gz-step-card:hover{background:rgba(0,229,255,.04)}
.gz-step-num{font-size:2.8rem;font-weight:900;color:var(--gz-cyan);opacity:.15;margin-bottom:12px;font-family:var(--gz-font-heading);line-height:1}
.gz-step-card:hover .gz-step-num{opacity:.35}
.gz-step-card h3{font-size:.88rem;margin-bottom:8px;letter-spacing:.05em}
.gz-step-card p{font-size:.78rem;color:var(--gz-text-muted)}
.gz-testi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;background:var(--gz-card-border)}
.gz-testi-card{padding:28px 26px;background:var(--gz-card);transition:var(--gz-transition);position:relative}
.gz-testi-card:hover{background:rgba(0,229,255,.04)}
.gz-testi-stars{color:var(--gz-primary);font-size:.82rem;margin-bottom:14px;letter-spacing:3px}
.gz-testi-card>p{font-size:.8rem;color:var(--gz-text-sec);line-height:1.85;margin-bottom:18px}
.gz-testi-author{display:flex;align-items:center;gap:10px}
.gz-ta-avatar{width:36px;height:36px;border-radius:0;background:linear-gradient(135deg,var(--gz-bg3),var(--gz-card));color:var(--gz-cyan);border:1px solid var(--gz-cyan-border);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.8rem;font-family:var(--gz-font-heading)}
.gz-testi-author strong{font-size:.8rem;display:block;color:var(--gz-text)}
.gz-testi-author span{font-size:.72rem;color:var(--gz-text-muted)}
.gz-faq-layout{display:grid;grid-template-columns:1fr 2fr;gap:60px}
.gz-faq-side{position:sticky;top:100px;align-self:start}
.gz-faq-side .gz-sec-tag{margin-bottom:12px}
.gz-faq-side h2{font-size:1.6rem;margin-bottom:14px;letter-spacing:.03em}
.gz-faq-side p{font-size:.82rem;color:var(--gz-text-sec);line-height:1.85}
.gz-faq-main{display:flex;flex-direction:column;gap:2px;background:var(--gz-card-border)}
.gz-faq-item{background:var(--gz-card);overflow:hidden;transition:background .2s}
.gz-faq-item:hover{background:rgba(0,229,255,.03)}
.gz-faq-item.active{background:rgba(0,229,255,.05)}
.gz-faq-q{display:flex;align-items:center;justify-content:space-between;padding:18px 24px;cursor:pointer;font-weight:500;font-size:.84rem;color:var(--gz-text);letter-spacing:.03em}
.gz-faq-q svg{flex-shrink:0;stroke:var(--gz-cyan);transition:transform .3s}
.gz-faq-item.active .gz-faq-q svg{transform:rotate(180deg)}
.gz-faq-item.active .gz-faq-q{color:var(--gz-cyan)}
.gz-faq-a{padding:0 24px;max-height:0;overflow:hidden;transition:max-height .35s,padding .35s;font-size:.8rem;color:var(--gz-text-sec);line-height:1.85}
.gz-faq-item.active .gz-faq-a{padding:0 24px 18px;max-height:260px}
.gz-recommend{padding:70px 0}
.gz-recommend-grid{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}
.gz-recommend-grid a{display:inline-block;padding:8px 16px;background:var(--gz-card);border:1px solid var(--gz-border);border-radius:var(--gz-radius-sm);font-size:.76rem;color:var(--gz-text-sec);transition:var(--gz-transition);cursor:pointer;letter-spacing:.05em}
.gz-recommend-grid a:hover{color:var(--gz-cyan);border-color:var(--gz-cyan-border);background:rgba(0,229,255,.04);transform:translateY(-2px)}
.gz-cta-sec{padding:80px 0;position:relative;overflow:hidden;background:var(--gz-bg2)}
.gz-cta-sec::before{content:'';position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:600px;height:300px;background:radial-gradient(ellipse,rgba(0,229,255,.08) 0%,transparent 70%);pointer-events:none}
.gz-cta-box{text-align:center;max-width:640px;margin:0 auto;padding:60px 40px;position:relative;z-index:1;border:1px solid var(--gz-card-border)}
.gz-cta-box::before,.gz-cta-box::after{content:'';position:absolute;width:24px;height:24px;border-color:var(--gz-cyan);border-style:solid;opacity:.6}
.gz-cta-box::before{top:-1px;left:-1px;border-width:2px 0 0 2px}
.gz-cta-box::after{bottom:-1px;right:-1px;border-width:0 2px 2px 0}
.gz-cta-box h2{font-size:1.8rem;margin-bottom:12px;color:var(--gz-text);letter-spacing:.04em}
.gz-cta-box h2 span{color:var(--gz-cyan);text-shadow:0 0 15px rgba(0,229,255,.4)}
.gz-cta-box p{font-size:.86rem;color:var(--gz-text-sec);margin-bottom:32px;line-height:1.85}
.gz-footer{padding:52px 0 0;background:var(--gz-bg2);border-top:1px solid var(--gz-card-border)}
.gz-footer-top{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px;padding-bottom:36px;border-bottom:1px solid var(--gz-border)}
.gz-footer-desc{font-size:.78rem;color:var(--gz-text-muted);margin-top:14px;line-height:1.85;max-width:380px}
.gz-footer-nav h4{color:var(--gz-cyan);font-size:.72rem;margin-bottom:16px;font-family:var(--gz-font-heading);letter-spacing:.2em;text-transform:uppercase}
.gz-footer-nav li{margin-bottom:10px}
.gz-footer-nav a{font-size:.78rem;color:var(--gz-text-muted)}
.gz-footer-nav a:hover{color:var(--gz-cyan)}
.gz-footer-bottom{padding:22px 0;text-align:center;font-size:.72rem;color:var(--gz-text-muted);letter-spacing:.05em}
.gz-page-hero{padding:150px 0 60px;text-align:center;position:relative;overflow:hidden}
.gz-page-hero::after{content:'';position:absolute;bottom:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,var(--gz-cyan-border),transparent)}
.gz-page-hero h1{font-size:2.6rem;margin-bottom:12px;letter-spacing:.04em}
.gz-page-hero p{font-size:.88rem;color:var(--gz-text-sec)}
@media(max-width:1024px){.gz-hero h1{font-size:2.5rem}.gz-feat-grid{grid-template-columns:repeat(2,1fr)}.gz-svc-grid{grid-template-columns:1fr}.gz-about-grid{grid-template-columns:1fr}.gz-faq-layout{grid-template-columns:1fr}.gz-faq-side{position:static;text-align:center;margin-bottom:32px}.gz-footer-top{grid-template-columns:1fr 1fr}.gz-steps-grid{grid-template-columns:repeat(2,1fr)}.gz-testi-grid{grid-template-columns:1fr 1fr}}
@media(max-width:768px){.gz-nav{padding:0 20px}.gz-nav-links{display:none;position:absolute;top:64px;left:0;right:0;flex-direction:column;background:rgba(10,14,26,.98);border-top:1px solid var(--gz-card-border);padding:16px 24px;gap:0}.gz-nav-links.active{display:flex}.gz-nav-links li{border-bottom:1px solid var(--gz-border)}.gz-nav-links li:last-child{border-bottom:none}.gz-nav-links a{display:block;padding:14px 0}.gz-nav-cta{display:none}.gz-mobile-btn{display:block}.gz-hero{padding:110px 0 60px}.gz-hero h1{font-size:2rem}.gz-hero-actions{flex-direction:column}.gz-btn-cta,.gz-btn-ghost{width:100%;justify-content:center}.gz-hero-nums{flex-wrap:wrap;gap:20px}.gz-hn-sep{display:none}.gz-feat-grid{grid-template-columns:1fr}.gz-sec-header h2{font-size:1.6rem}.gz-section{padding:60px 0}.gz-cta-box{padding:40px 20px}.gz-footer-top{grid-template-columns:1fr;gap:28px}.gz-page-hero h1{font-size:2rem}.gz-testi-grid{grid-template-columns:1fr}}
@media(max-width:480px){.gz-steps-grid{grid-template-columns:1fr}.gz-trust-inner{gap:16px}.gz-hero h1{font-size:1.7rem}}