:root{--bg-main:#111832;--bg-deep:#0b1024;--primary:#8b7cff;--cyan:#5ddcff;--pink:#ff7acb;--glass-bg:rgba(255,255,255,.08);--glass-strong:rgba(255,255,255,.14);--glass-border:rgba(255,255,255,.18);--text:#fff;--muted:rgba(255,255,255,.68);--soft:rgba(255,255,255,.46);--radius-xl:28px;--radius-lg:22px;--font-display:"Noto Serif SC","Songti SC",Georgia,serif;--font-body:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:320px;min-height:100vh;color:var(--text);font-family:var(--font-body);background:radial-gradient(circle at 20% 20%,rgba(93,220,255,.18),transparent 25%),radial-gradient(circle at 80% 15%,rgba(255,122,203,.16),transparent 22%),radial-gradient(circle at 65% 90%,rgba(139,124,255,.18),transparent 28%),linear-gradient(145deg,var(--bg-main),var(--bg-deep) 52%,#0d1635);overflow-x:hidden}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}button{cursor:pointer}.container{width:min(100% - 32px,1360px);margin:0 auto}.ambient{position:fixed;z-index:-1;pointer-events:none;border-radius:999px;opacity:.46}.ambient-a{top:2%;left:-6%;width:360px;height:360px;background:radial-gradient(circle,rgba(93,220,255,.32),transparent 68%)}.ambient-b{top:14%;right:-4%;width:420px;height:420px;background:radial-gradient(circle,rgba(255,122,203,.24),transparent 68%)}.ambient-c{bottom:-4%;left:28%;width:520px;height:520px;background:radial-gradient(circle,rgba(139,124,255,.2),transparent 70%)}.glass-card{border:1px solid var(--glass-border);background:linear-gradient(180deg,#ffffff1a,#ffffff0d);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:0 16px 46px #080f2357,0 0 0 1px #ffffff0a inset;border-radius:var(--radius-xl)}.site-header{position:sticky;top:0;z-index:50;border-bottom:1px solid rgba(255,255,255,.08);background:#090f2375;backdrop-filter:blur(10px)}.header-inner{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:16px}.brand{display:inline-flex;align-items:center;gap:12px;font-family:var(--font-display);font-size:1.18rem;font-weight:700}.brand-mark{position:relative;width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,#5ddcff38,#ff7acb47);border:1px solid rgba(255,255,255,.18);overflow:hidden}.brand-mark:before{content:"";position:absolute;inset:0;border-radius:50%;background:radial-gradient(circle at 30% 30%,rgba(255,255,255,.95),transparent 42%);opacity:.75}.brand-mark i{position:absolute;inset:8px;border-radius:50%;background:linear-gradient(135deg,var(--cyan),var(--primary),var(--pink));clip-path:polygon(50% 0%,84% 20%,100% 50%,84% 80%,50% 100%,16% 80%,0% 50%,16% 20%)}.nav{display:flex;align-items:center;gap:26px;color:var(--muted)}.nav a:hover{color:var(--text)}.header-actions{display:flex;align-items:center;gap:10px}.pill{display:inline-flex;align-items:center;gap:8px;min-height:38px;padding:0 14px;border:1px solid rgba(255,255,255,.12);border-radius:999px;color:var(--text);background:#ffffff0f}button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:999px;min-height:44px;padding:0 18px;color:var(--text);background:linear-gradient(135deg,#5ddcffd1,#8b7cffd1 52%,#ff7acbd6);box-shadow:0 12px 34px #8b7cff42,0 0 28px #5ddcff2e;transition:.22s}button:hover{transform:translateY(-1px)}button.ghost{background:#ffffff14;border-color:#ffffff29;box-shadow:none;backdrop-filter:blur(6px)}.hidden{display:none!important}.app-main{padding-bottom:88px}.landing-hero{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(360px,.65fr);gap:28px;align-items:center;padding:56px 0 32px}.hero-copy{display:grid;gap:20px}.eyebrow{color:var(--cyan);letter-spacing:.16em;text-transform:uppercase;font-size:.82rem}.hero-copy h1{margin:0;font-family:var(--font-display);font-size:clamp(2.6rem,6vw,5.5rem);line-height:1.04}.gradient-text{background:linear-gradient(90deg,#fff 0%,var(--pink) 42%,var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}.lead{max-width:760px;margin:0;color:var(--muted);line-height:1.8;font-size:1.08rem}.hero-actions{display:flex;gap:12px;flex-wrap:wrap}.hero-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:6px}.hero-stats div,.quick-card{padding:16px;border-radius:20px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1)}.hero-stats strong,.quick-card b{display:block}.hero-stats span,.quick-card span{color:var(--muted);font-size:.92rem}.hero-panel{padding:20px;overflow:hidden}.panel-top{display:flex;align-items:center;justify-content:space-between;color:var(--muted)}.image-stack{position:relative;height:360px;margin:18px 0}.mock-img{position:absolute;border-radius:26px;border:1px solid rgba(255,255,255,.16);box-shadow:0 24px 80px #050b1e85;background-size:cover}.img1{inset:26px 52px 16px 28px;background:radial-gradient(circle at 35% 28%,#fff9,transparent 12%),linear-gradient(135deg,#5ddcff,#8b7cff 54%,#ff7acb)}.img2{width:46%;height:45%;right:0;top:0;background:linear-gradient(135deg,#172554,#06b6d4,#a855f7);transform:rotate(5deg)}.img3{width:42%;height:36%;left:0;bottom:0;background:linear-gradient(135deg,#fb7185,#facc15,#22d3ee);transform:rotate(-5deg)}.hero-panel p{color:var(--muted);line-height:1.7}.quick-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin:12px 0 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option{color:#111}.composer-actions{display:flex;gap:10px;flex-wrap:wrap}.result{min-height:420px}.empty{height:100%;display:grid;place-items:center;border:1px dashed rgba(255,255,255,.22);border-radius:24px;color:var(--muted);background:radial-gradient(circle at 30% 20%,rgba(93,220,255,.16),transparent 36%),#070c1e6b;overflow:hidden}.empty img{width:100%;height:100%;object-fit:contain}.msg{color:#fde68a}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:16px}.prompt-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.card{position:relative;display:grid;gap:10px;min-height:230px;padding:16px;border:1px solid var(--glass-border);border-radius:22px;background:radial-gradient(circle at 88% 14%,rgba(255,122,203,.08),transparent 28%),radial-gradient(circle at 8% 86%,rgba(93,220,255,.06),transparent 26%),linear-gradient(180deg,#ffffff1a,#ffffff0d);transition:.22s}.card:hover{transform:translateY(-4px);box-shadow:0 18px 48px #070c1c57}.card small{color:var(--cyan)}.card p{color:#ffffffdb;line-height:1.65}.gallery-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.art{overflow:hidden;border:1px solid var(--glass-border);border-radius:26px;background:#ffffff0a;box-shadow:0 14px 42px #080f2347}.art img{width:100%;aspect-ratio:4/3;object-fit:cover}.art div{display:grid;gap:10px;padding:16px}.art p{margin:0;color:var(--muted);line-height:1.65}.pricing-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.price-card{display:grid;gap:14px;padding:22px}.price-card strong{font-family:var(--font-display);font-size:clamp(2rem,4vw,3rem)}.price-card p p{color:var(--muted)}.price-card.featured{border-color:#8b7cff66;box-shadow:0 20px 56px #080f2357,0 0 0 1px #8b7cff24 inset}.footer{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;padding:24px 0;border-top:1px solid rgba(255,255,255,.08);color:var(--muted)}.footer b{font-family:var(--font-display);font-size:1.2rem;color:#fff}.footer p{margin:6px 0 0}@media(max-width:1080px){.landing-hero,.studio-layout,.workbench{grid-template-columns:1fr}.session-panel{position:static;height:auto}.quick-strip,.prompt-grid,.gallery-grid,.pricing-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:760px){.container{width:min(100% - 20px,1360px)}.nav{display:none}.landing-hero{padding-top:30px}.hero-stats,.quick-strip,.prompt-grid,.gallery-grid,.pricing-grid,.grid2{grid-template-columns:1fr}.hero-panel{display:none}.canvas-head,.section-head,.footer{flex-direction:column;align-items:flex-start}.canvas-panel{min-height:auto;padding:16px}.app-main{padding-bottom:96px}}.credit-balance{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px;margin-bottom:16px}.credit-balance b{font-family:var(--font-display);font-size:1.25rem}.credit-balance span,.order-box small{color:var(--muted)}.order-box{display:grid;gap:8px;margin-top:16px;padding:18px}.order-box p{margin:0;color:var(--muted);line-height:1.7}