:root{--bg: #140a0e;--surface: rgba(22, 12, 17, .78);--surface-solid: #1c0f15;--line: rgba(232, 180, 90, .18);--gold: #e8b45a;--gold-hi: #f5cf8a;--gold-dim: #b98a3e;--text: #efe6df;--muted: #b4a59c;--red: #c0392b;--radius: 14px}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:PingFang SC,Microsoft YaHei,Hiragino Sans GB,Segoe UI,sans-serif;color:var(--text);background:var(--bg);line-height:1.75;overflow-x:hidden}a{color:var(--gold);text-decoration:none}.bg{position:fixed;top:0;right:0;bottom:0;left:0;z-index:-2;background:var(--bg)}.bg .tri{position:absolute;top:0;right:0;bottom:0;left:0;background-repeat:no-repeat;background-size:cover;background-position:center}.bg .tri.upper{clip-path:polygon(0 0,100% 0,0 100%)}.bg .tri.lower{clip-path:polygon(100% 100%,100% 0,0 100%)}.bg .dim{position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(180deg,#140a0e8c,#140a0ed1)}header{position:sticky;top:0;z-index:50;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);background:#140a0eb8;border-bottom:1px solid var(--line)}.nav{width:80%;max-width:2048px;margin:0 auto;padding:0 32px;height:64px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;letter-spacing:.5px;color:var(--text)}.brand .heart{color:var(--red);font-size:20px}.brand-logo{height:34px;width:auto;display:block}.brand small{color:var(--muted);font-weight:400;font-size:12px;letter-spacing:1px}.nav-links{display:flex;gap:4px;align-items:center}.nav-links a{padding:8px 14px;border-radius:8px;color:var(--muted);font-size:14px;transition:color .2s,background .2s}.nav-links a:hover{color:var(--gold-hi);background:#e8b45a14}.nav-cta{margin-left:8px;padding:8px 16px;border-radius:999px;background:linear-gradient(135deg,var(--gold),var(--gold-dim));color:#24130a!important;font-weight:700}.nav-cta:hover{filter:brightness(1.08);color:#24130a!important}#nav-toggle{display:none;background:none;border:0;color:var(--text);font-size:24px;cursor:pointer}main{width:80%;max-width:2048px;margin:0 auto;padding:0 32px}section{padding:84px 0 20px}.sec-head{text-align:center;margin-bottom:44px}.sec-head .eyebrow{display:inline-block;font-size:12px;letter-spacing:3px;text-transform:uppercase;color:var(--gold-dim);margin-bottom:10px}.sec-head h2{font-size:32px;letter-spacing:1px}.sec-head p{color:var(--muted);margin-top:10px;max-width:640px;margin-left:auto;margin-right:auto}.hero{min-height:88vh;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:40px 0 80px}.hero-logo{display:block;width:min(560px,78vw);height:auto;margin:0 auto 30px}.hero h1{font-size:clamp(26px,4vw,38px);font-weight:800;letter-spacing:2px;line-height:1.2;text-shadow:0 4px 30px rgba(0,0,0,.6)}.hero h1 .gold{color:var(--gold)}.hero .sub{margin-top:20px;color:var(--muted);font-size:clamp(15px,2vw,18px);max-width:620px}.hero .stats{display:flex;gap:40px;margin-top:44px;flex-wrap:wrap;justify-content:center}.hero .stat{text-align:center}.hero .stat b{display:block;font-size:30px;color:var(--gold-hi)}.hero .stat span{color:var(--muted);font-size:13px}.hero .actions{margin-top:40px;display:flex;gap:16px;flex-wrap:wrap;justify-content:center}.btn{display:inline-block;padding:13px 28px;border-radius:999px;font-weight:700;font-size:15px;transition:transform .15s,filter .15s}.btn-primary{background:linear-gradient(135deg,var(--gold),var(--gold-dim));color:#24130a}.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.08)}.btn-ghost{border:1px solid var(--line);color:var(--text)}.btn-ghost:hover{border-color:var(--gold);color:var(--gold-hi)}.grid{display:grid;gap:24px}.cols-3{grid-template-columns:repeat(3,1fr)}.cols-2{grid-template-columns:repeat(2,1fr)}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);transition:border-color .2s,transform .2s}.card:hover{border-color:#e8b45a66;transform:translateY(-3px)}.card h3{font-size:19px;margin-bottom:10px}.card p{color:var(--muted);font-size:14.5px}.card .ico{font-size:26px;margin-bottom:12px}.feature-list{list-style:none;margin-top:14px}.feature-list li{padding:8px 0 8px 26px;position:relative;color:var(--muted);font-size:14.5px}.feature-list li:before{content:"◆";position:absolute;left:0;color:var(--gold-dim);font-size:12px;top:11px}.gallery{grid-template-columns:repeat(3,1fr)}.gallery figure{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line)}.gallery img{display:block;width:100%;height:auto}.gallery figcaption{position:absolute;left:0;right:0;bottom:0;padding:30px 16px 12px;background:linear-gradient(180deg,transparent,rgba(12,6,9,.9));font-size:13px;color:var(--muted)}.gallery figcaption b{color:var(--gold);display:block;font-size:15px}.gallery figure{cursor:zoom-in}.gallery img{transition:transform .25s ease}.gallery figure:hover img{transform:scale(1.03)}.preview-group{margin-bottom:44px}.preview-group:last-child{margin-bottom:0}.preview-group>h3{font-size:20px;margin-bottom:8px;display:flex;align-items:center;gap:10px}.preview-group>h3 .group-logo{height:32px;width:auto;display:block}.preview-group>p{color:var(--muted);font-size:14px;margin-bottom:18px}.lightbox{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;background:#080406ed;display:none;align-items:center;justify-content:center;flex-direction:column;padding:24px;cursor:zoom-out}.lightbox.open{display:flex}.lightbox img{max-width:94vw;max-height:84vh;border-radius:10px;box-shadow:0 12px 60px #000000b3}.lightbox .cap{margin-top:16px;color:var(--muted);font-size:14px;text-align:center;max-width:720px}.lightbox .close{position:absolute;top:16px;right:22px;color:var(--text);font-size:34px;line-height:1;background:none;border:0;cursor:pointer}.lightbox .close:hover{color:var(--gold-hi)}button.btn{background:none;cursor:pointer;font-family:inherit}.changelog{position:fixed;top:0;right:0;bottom:0;left:0;z-index:110;background:#080406d9;display:none;align-items:center;justify-content:center;padding:24px}.changelog.open{display:flex}.changelog-box{background:var(--surface-solid);border:1px solid var(--line);border-radius:var(--radius);max-width:640px;width:100%;max-height:82vh;display:flex;flex-direction:column;overflow:hidden}.changelog-head{display:flex;align-items:center;justify-content:space-between;padding:18px 22px;border-bottom:1px solid var(--line)}.changelog-head h3{font-size:18px}.changelog-close{background:none;border:0;color:var(--text);font-size:28px;line-height:1;cursor:pointer}.changelog-close:hover{color:var(--gold-hi)}.changelog-body{padding:18px 22px 24px;overflow-y:auto}.changelog-body h4{color:var(--gold);font-size:15px;margin:18px 0 8px}.changelog-body h4:first-child{margin-top:0}.changelog-body ul{list-style:none}.changelog-body li{position:relative;padding:5px 0 5px 18px;color:var(--muted);font-size:14px}.changelog-body li:before{content:"◆";position:absolute;left:0;color:var(--gold-dim);font-size:11px;top:8px}.changelog-body .tag{font-size:11px;color:#24130a;background:var(--gold);padding:1px 8px;border-radius:999px;margin-left:6px;vertical-align:2px}.dl{display:flex;flex-direction:column;height:100%}.dl .tag{font-size:12px;color:var(--gold-dim);letter-spacing:1px}.dl .meta{margin:14px 0;display:flex;flex-wrap:wrap;gap:8px}.dl .meta span{font-size:12px;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:3px 11px}.dl .dl-link{margin-top:auto;display:inline-block;text-align:center}.dl .size{font-size:12px;color:var(--muted);margin-left:8px}.coming{border-style:dashed;opacity:.85}.coming .badge{color:var(--gold-dim);font-size:12px}.dl-box{background:var(--surface);border:1px dashed rgba(232,180,90,.45);border-radius:var(--radius);padding:36px 28px;text-align:center;margin-bottom:28px;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}.dl-box h3{font-size:24px;margin:6px 0 10px}.dl-box p{color:var(--muted);max-width:560px;margin:0 auto 20px}.dl-box .btn{display:inline-block}.pan-hint{display:block;margin-top:16px;font-size:13px;color:var(--gold-dim)}.faq{display:flex;flex-direction:column;gap:14px}details{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}details summary{cursor:pointer;list-style:none;padding:18px 22px;font-weight:600;font-size:16px;display:flex;justify-content:space-between;align-items:center}details summary::-webkit-details-marker{display:none}details summary:after{content:"+";font-size:22px;color:var(--gold);transition:transform .2s}details[open] summary:after{transform:rotate(45deg)}details .faq-body{padding:0 22px 20px;color:var(--muted);font-size:14.5px}code{background:#e8b45a1a;color:var(--gold-hi);padding:1px 7px;border-radius:6px;font-size:13px}.steps{list-style:none;margin-top:14px;counter-reset:step}.steps li{padding:8px 0 8px 34px;position:relative;color:var(--muted);font-size:14.5px;counter-increment:step}.steps li:before{content:counter(step);position:absolute;left:0;top:8px;width:22px;height:22px;line-height:22px;text-align:center;border-radius:50%;background:#e8b45a24;color:var(--gold);font-size:12px;font-weight:700}.ach-list{list-style:none;margin-top:12px}.ach-list li{padding:6px 0 6px 22px;position:relative;color:var(--muted);font-size:14px}.ach-list li:before{content:"★";position:absolute;left:0;color:var(--gold-dim);font-size:11px;top:8px}.ach-list b{color:var(--text);font-weight:600}.ach-group{margin:36px 0 14px;font-size:20px;color:var(--text);display:flex;align-items:center;gap:12px}.ach-count{font-size:12px;color:var(--gold);background:#e8b45a1f;padding:2px 11px;border-radius:999px;font-weight:400}.guide .card{display:flex;gap:18px;align-items:flex-start}.guide .idx{flex:0 0 44px;height:44px;display:flex;align-items:center;justify-content:center;border-radius:10px;background:#e8b45a1a;color:var(--gold);font-weight:700;font-size:18px}.guide .status{font-size:12px;color:var(--gold-dim);margin-top:8px;display:inline-block}footer{margin-top:80px;border-top:1px solid var(--line);background:#10080b99;text-align:center;padding:40px 24px;color:var(--muted);font-size:13px}footer .heart{color:var(--red)}@media(max-width:1430px){.nav-links{position:absolute;top:64px;left:0;right:0;flex-direction:column;background:#140a0ef7;border-bottom:1px solid var(--line);padding:12px 24px;display:none}.nav-links.open{display:flex}#nav-toggle{display:block}}@media(max-width:820px){.cols-3,.cols-2,.gallery{grid-template-columns:1fr}.hero .stats{gap:24px}}