*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;background:#0a0c0f;color:#eef2f6;line-height:1.5;overflow-x:hidden}
img{max-width:100%}
.container{max-width:1280px;margin:0 auto;padding:0 24px}
.bg-glow{position:fixed;top:0;left:0;width:100%;height:100%;background:radial-gradient(circle at 20% 30%,rgba(0,180,255,.08) 0%,transparent 40%),radial-gradient(circle at 80% 70%,rgba(160,80,255,.08) 0%,transparent 40%);pointer-events:none;z-index:0}
.navbar{position:sticky;top:0;z-index:100;backdrop-filter:blur(18px);background:rgba(10,12,15,.78);border-bottom:1px solid rgba(255,255,255,.06);padding:12px 0}
.nav-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px}
.logo-area{display:flex;align-items:center;gap:12px}
.logo-icon{height:34px;width:auto;border-radius:10px;object-fit:cover;border:1.5px solid rgba(0,200,255,.5);box-shadow:0 0 16px rgba(0,200,255,.25);display:block}
.logo-text{font-weight:800;font-size:22px;letter-spacing:-.5px;background:linear-gradient(135deg,#fff,#aad0ff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.logo-badge{background:linear-gradient(135deg,#00c6ff,#0072ff);font-size:12px;font-weight:700;padding:3px 8px;border-radius:30px;color:#fff;letter-spacing:.3px;margin-left:4px;box-shadow:0 0 12px #0072ff66}
.nav-links{display:flex;gap:26px;align-items:center;flex-wrap:wrap}
.nav-links a{color:#cdd9e9;text-decoration:none;font-weight:500;font-size:15px;transition:.2s;white-space:nowrap}
.nav-links a:hover{color:#fff;text-shadow:0 0 12px #00c6ff}
.nav-cta{background:linear-gradient(135deg,#00c6ff,#0072ff);padding:10px 22px;border-radius:40px;font-weight:700;color:#fff!important;box-shadow:0 8px 20px -6px #0072ff;transition:.2s}
.nav-cta:hover{transform:scale(1.02);box-shadow:0 10px 28px -4px #00a6ff}
.hero{position:relative;z-index:2;padding:70px 0 60px;display:flex;align-items:center;gap:40px;flex-wrap:wrap}
.hero-left{flex:1 1 350px}
.version-tag{display:inline-block;background:rgba(0,198,255,.12);border:1px solid rgba(0,198,255,.3);padding:6px 16px;border-radius:100px;font-size:14px;font-weight:600;color:#7fd6ff;letter-spacing:.4px;margin-bottom:24px;backdrop-filter:blur(4px)}
.hero-title{font-size:clamp(38px,7vw,60px);font-weight:800;line-height:1.12;letter-spacing:-1.5px;margin-bottom:18px}
.gradient-text{background:linear-gradient(120deg,#fff,#8ad0ff,#c27aff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-desc{font-size:18px;color:#9fb0c5;max-width:520px;margin-bottom:32px}
.hero-buttons{display:flex;flex-wrap:wrap;gap:16px;align-items:center}
.btn-primary{background:linear-gradient(135deg,#00c6ff,#0072ff);border:none;padding:14px 36px;border-radius:50px;font-weight:700;font-size:16px;color:#fff;text-decoration:none;display:inline-flex;align-items:center;gap:10px;box-shadow:0 12px 30px -8px #0072ff;transition:.2s}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 36px -8px #00a2ff}
.btn-secondary{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.15);padding:14px 36px;border-radius:50px;font-weight:600;color:#eef2f6;text-decoration:none;transition:.2s;backdrop-filter:blur(8px)}
.btn-secondary:hover{background:rgba(255,255,255,.1);border-color:rgba(0,198,255,.5)}
.hero-right{flex:1 1 350px;display:flex;justify-content:center;position:relative}
.hero-preview{width:100%;max-width:460px;border-radius:24px;box-shadow:0 30px 60px -20px #000000cc,0 0 0 1px rgba(255,255,255,.06) inset;border:1px solid rgba(255,255,255,.08);transition:.3s;display:block}
.hero-preview:hover{transform:scale(1.01);box-shadow:0 40px 70px -20px #0066ff50}
.section{position:relative;z-index:2;padding:70px 0;scroll-margin-top:90px}
.section-header{text-align:center;margin-bottom:48px}
.section-tag{color:#5bb8ff;font-weight:600;font-size:14px;letter-spacing:2px;text-transform:uppercase;margin-bottom:10px}
.section-title{font-size:36px;font-weight:800;letter-spacing:-1px;background:linear-gradient(135deg,#fff 30%,#b8d6ff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.section-sub{color:#8d9eb5;max-width:640px;margin:16px auto 0;font-size:16px}
.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:24px}
.feature-card{background:rgba(20,25,33,.65);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.06);border-radius:24px;padding:28px 22px;transition:.25s;box-shadow:0 8px 24px -12px #00000080}
.feature-card:hover{background:rgba(28,35,46,.8);border-color:rgba(0,180,255,.3);transform:translateY(-4px);box-shadow:0 20px 36px -16px #0072ff60}
.feature-icon{width:48px;height:48px;background:linear-gradient(135deg,#00c6ff22,#0072ff22);border-radius:14px;display:flex;align-items:center;justify-content:center;margin-bottom:20px;font-size:24px;border:1px solid rgba(0,198,255,.25)}
.feature-card h3{font-size:20px;font-weight:700;margin-bottom:10px}
.feature-card p{color:#9aabbf;font-size:15px}
.gallery-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.gallery-item{border-radius:20px;overflow:hidden;border:1px solid rgba(255,255,255,.06);background:#10141b;transition:.25s;aspect-ratio:1/1;display:flex;align-items:center;justify-content:center}
.gallery-item img{width:100%;height:100%;object-fit:cover;transition:.3s;display:block}
.gallery-item:hover{border-color:rgba(0,200,255,.5);transform:scale(1.02);box-shadow:0 16px 30px -14px #0072ffaa}
.gallery-item:hover img{transform:scale(1.05)}
.version-block{display:flex;gap:40px;align-items:center;flex-wrap:wrap;background:rgba(16,22,30,.6);backdrop-filter:blur(16px);border-radius:40px;padding:40px 48px;border:1px solid rgba(255,255,255,.05);margin-top:20px}
.version-left{flex:1 1 320px}
.version-left h2{font-size:32px;font-weight:800;margin-bottom:16px}
.version-badge{display:inline-block;background:#00c6ff22;border:1px solid #00c6ff66;padding:4px 14px;border-radius:30px;font-weight:600;font-size:14px;margin-bottom:20px;color:#7fd6ff}
.version-intro{color:#a5b9d0;margin-bottom:12px}
.version-list{list-style:none;margin-top:18px}
.version-list li{display:flex;gap:12px;align-items:flex-start;padding:8px 0;color:#cbd5e6;border-bottom:1px solid rgba(255,255,255,.04)}
.version-list li span{color:#00c6ff;font-weight:700}
.version-right{flex:1 1 260px;display:flex;justify-content:center}
.version-right img{width:100%;max-width:340px;border-radius:24px;box-shadow:0 20px 40px -16px #000;border:1px solid rgba(255,255,255,.1)}
.tutorial-steps{display:flex;flex-direction:column;gap:32px;max-width:960px;margin:0 auto}
.tutorial-step{display:flex;gap:28px;align-items:center;background:rgba(20,25,33,.55);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.06);border-radius:28px;padding:32px;transition:.25s}
.tutorial-step:hover{border-color:rgba(0,180,255,.25);background:rgba(28,35,46,.8);box-shadow:0 20px 36px -20px #0072ff40}
.tutorial-step.reverse{flex-direction:row-reverse}
.step-number{flex-shrink:0;width:56px;height:56px;background:linear-gradient(135deg,#00c6ff,#0072ff);border-radius:18px;display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:800;color:#fff;box-shadow:0 8px 20px -6px #0072ff}
.step-content{flex:1 1 280px}
.step-content h3{font-size:22px;font-weight:700;margin-bottom:10px;color:#fff}
.step-content p{color:#a0b2c8;font-size:15px;line-height:1.7;margin-bottom:8px}
.step-content .step-tip{display:inline-block;background:#00c6ff12;border-left:3px solid #00c6ff;padding:6px 14px;border-radius:8px;font-size:14px;color:#7fd6ff;margin-top:6px}
.step-img{flex:1 1 240px;display:flex;justify-content:center}
.step-img img{width:100%;max-width:300px;border-radius:20px;box-shadow:0 16px 36px -20px #000;border:1px solid rgba(255,255,255,.08)}
.faq-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px;max-width:1000px;margin:0 auto}
.faq-item{background:rgba(20,25,33,.6);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.06);border-radius:20px;padding:24px;transition:.25s}
.faq-item:hover{border-color:rgba(0,180,255,.25);background:rgba(28,35,46,.8)}
.faq-item h3{font-size:18px;font-weight:700;margin-bottom:10px;display:flex;align-items:flex-start;gap:10px;color:#d6e5ff}
.faq-item h3 span{color:#00c6ff;font-size:20px;line-height:1.2}
.faq-item p{color:#a0b2c8;font-size:15px;line-height:1.6}
.review-block{display:flex;gap:32px;flex-wrap:wrap;background:rgba(16,22,30,.5);backdrop-filter:blur(12px);border-radius:32px;padding:36px 32px;border:1px solid rgba(255,255,255,.05);margin-bottom:20px;align-items:center}
.review-block.reverse{flex-direction:row-reverse}
.review-text{flex:1 1 300px}
.review-text h3{font-size:24px;font-weight:700;margin-bottom:12px;color:#fff}
.review-text p{color:#a0b2c8;font-size:15px;margin-bottom:16px;line-height:1.7}
.review-tag{display:inline-block;background:#00c6ff15;border:1px solid #00c6ff40;padding:4px 12px;border-radius:20px;font-size:13px;color:#7fd6ff;font-weight:500;margin-right:8px;margin-bottom:8px}
.review-img{flex:1 1 280px;display:flex;justify-content:center}
.review-img img{width:100%;max-width:380px;border-radius:20px;box-shadow:0 20px 40px -20px #000;border:1px solid rgba(255,255,255,.08)}
.comments-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:22px;max-width:1100px;margin:0 auto}
.comment-card{background:rgba(20,25,33,.65);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.06);border-radius:24px;padding:24px;transition:.25s;display:flex;flex-direction:column;gap:14px}
.comment-card:hover{border-color:rgba(0,180,255,.3);background:rgba(28,35,46,.85);transform:translateY(-3px);box-shadow:0 18px 34px -18px #0072ff50}
.comment-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.comment-avatar{width:46px;height:46px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:18px;color:#fff;flex-shrink:0;border:2px solid rgba(255,255,255,.1)}
.avatar-1{background:linear-gradient(135deg,#00c6ff,#0072ff)}
.avatar-2{background:linear-gradient(135deg,#ff8a5b,#ff4d6d)}
.avatar-3{background:linear-gradient(135deg,#a855f7,#6d28d9)}
.avatar-4{background:linear-gradient(135deg,#10b981,#047857)}
.avatar-5{background:linear-gradient(135deg,#f59e0b,#d97706)}
.avatar-6{background:linear-gradient(135deg,#ec4899,#be185d)}
.comment-meta{flex:1;min-width:120px}
.comment-name{font-weight:700;font-size:15px;color:#fff;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.comment-badge{font-size:11px;font-weight:600;background:#00c6ff22;border:1px solid #00c6ff55;color:#7fd6ff;padding:1px 8px;border-radius:20px}
.comment-date{font-size:12px;color:#6f829c;margin-top:2px}
.comment-stars{color:#fbbf24;font-size:14px;letter-spacing:1px}
.comment-body{color:#b3c2d6;font-size:15px;line-height:1.7}
.comment-actions{display:flex;gap:18px;padding-top:12px;border-top:1px solid rgba(255,255,255,.05)}
.comment-actions span{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:#7d8fa8;transition:.2s;user-select:none}
.download-area{background:linear-gradient(135deg,#0a1422 0%,#0d1a2b 100%);border-radius:48px;padding:56px 48px;border:1px solid rgba(0,198,255,.2);box-shadow:0 30px 60px -30px #000,0 0 0 1px #ffffff08 inset;text-align:center;position:relative;overflow:hidden}
.download-area::before{content:'';position:absolute;top:-50%;left:-20%;width:140%;height:140%;background:radial-gradient(circle at 30% 40%,#0072ff15,transparent 60%);pointer-events:none}
.download-title{font-size:38px;font-weight:800;margin-bottom:16px;letter-spacing:-1px;position:relative;z-index:2}
.download-desc{color:#a2b6d0;margin-bottom:32px;font-size:16px;max-width:560px;margin-left:auto;margin-right:auto;position:relative;z-index:2}
.download-btn{background:linear-gradient(135deg,#00c6ff,#0072ff);border:none;padding:18px 48px;border-radius:60px;font-weight:800;font-size:18px;color:#fff;text-decoration:none;display:inline-flex;align-items:center;gap:12px;box-shadow:0 18px 40px -12px #0072ff;transition:.2s;position:relative;z-index:2}
.download-btn:hover{transform:scale(1.02);box-shadow:0 24px 50px -12px #0099ff}
.mirror-note{margin-top:20px;font-size:14px;color:#6c7e96;position:relative;z-index:2}
.mirror-note a{color:#6fb9ff;text-decoration:none;word-break:break-all}
.footer{padding:40px 0 32px;border-top:1px solid rgba(255,255,255,.05);text-align:center;color:#677a92;font-size:14px;position:relative;z-index:2}
.footer a{color:#8dc2ff;text-decoration:none}
.footer-meta{display:flex;flex-wrap:wrap;justify-content:center;gap:8px 22px;margin-top:14px;align-items:center;font-size:13px;color:#5e7188}
.footer-meta span{display:inline-flex;align-items:center;gap:6px}
.footer-meta .dot{width:3px;height:3px;border-radius:50%;background:#3a4c62}
.footer-publish{color:#6d8dbb}
@media (max-width:1024px){.gallery-grid{grid-template-columns:repeat(3,1fr)}}
@media (max-width:900px){.nav-links{gap:18px}.nav-links a{font-size:14px}}
@media (max-width:768px){
.nav-inner{justify-content:center}
.nav-links{justify-content:center;gap:14px 20px;width:100%;padding-top:8px}
.nav-cta{padding:8px 18px;font-size:14px}
.hero{padding:40px 0;text-align:center}
.hero-left{display:flex;flex-direction:column;align-items:center}
.hero-desc{text-align:center}
.hero-title{font-size:38px}
.hero-buttons{justify-content:center}
.gallery-grid{grid-template-columns:repeat(2,1fr)}
.version-block{padding:30px 24px}
.download-area{padding:40px 24px}
.section-title{font-size:28px}
.download-title{font-size:30px}
.review-block,.review-block.reverse{flex-direction:column;padding:28px 20px;text-align:center}
.review-tag{margin-right:4px}
.section{scroll-margin-top:140px}
.faq-grid{grid-template-columns:1fr}
.tutorial-step,.tutorial-step.reverse{flex-direction:column;text-align:center;padding:26px 20px}
.step-number{margin-bottom:6px}
.step-img img{max-width:260px}
.comments-grid{grid-template-columns:1fr}
.footer-meta{flex-direction:column;gap:6px}
.footer-meta .dot{display:none}
}
@media (max-width:480px){
.logo-text{font-size:18px}
.logo-icon{height:28px}
.hero-title{font-size:32px}
.hero-buttons .btn-primary,.hero-buttons .btn-secondary{width:100%;justify-content:center}
.gallery-grid{grid-template-columns:1fr}
.download-btn{font-size:16px;padding:14px 28px}
.download-area{padding:30px 20px}
.nav-links{gap:10px 16px}
.nav-links a{font-size:13px}
.nav-cta{padding:6px 16px;font-size:13px}
.section{scroll-margin-top:170px}
.step-content h3{font-size:19px}
}