:root{--bg-dark: #0b1a2a;--bg-deeper: #050910;--text: #d5e3ff;--text-bright: #e8f1ff;--text-muted: #a0b4d0;--accent: #9b6bff;--accent-hover: #b08aff;--panel-bg: rgba(5, 9, 16, .65);--panel-border: rgba(255, 255, 255, .08);--radius: 6px;--radius-lg: 10px;--font: "Segoe UI", system-ui, -apple-system, sans-serif}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased}body{font-family:var(--font);color:var(--text);background:var(--bg-dark);line-height:1.6;overflow-x:hidden}a{color:var(--accent);text-decoration:none}a:hover{color:var(--accent-hover)}.nav{position:fixed;top:0;left:0;right:0;z-index:100;display:flex;align-items:center;justify-content:space-between;padding:16px 32px;background:#050910d9;backdrop-filter:blur(12px);border-bottom:1px solid var(--panel-border)}.nav-brand{font-size:1.25rem;font-weight:700;color:var(--text-bright)}.nav-links{display:flex;align-items:center;gap:24px}.nav-links a{color:var(--text-muted);font-size:.9rem;transition:color .2s}.nav-links a:hover{color:var(--text-bright)}.nav-cta{background:var(--accent)!important;color:#fff!important;padding:8px 20px;border-radius:20px;font-weight:600;transition:background .2s}.nav-cta:hover{background:var(--accent-hover)!important}.accent{display:inline-flex;align-items:center;justify-content:center;width:1.1em;height:1.1em;border:2px solid var(--accent);border-radius:50%;color:var(--accent);font-weight:700}.section{max-width:1200px;margin:0 auto;padding:100px 32px}.section-title{font-size:2rem;font-weight:700;color:var(--text-bright);text-align:center;margin-bottom:48px}.section-subtitle{text-align:center;color:var(--text-muted);margin-top:-36px;margin-bottom:40px;font-size:.95rem}.accent-link{color:var(--accent);text-decoration:underline}.accent-link:hover{color:var(--accent-hover)}.nav-link-active{color:var(--text-bright)!important}.card{background:var(--panel-bg);border:1px solid var(--panel-border);border-radius:var(--radius-lg);padding:28px 24px;transition:border-color .3s,transform .3s}.card:hover{border-color:#9b6bff40;transform:translateY(-2px)}.card h3{color:var(--text-bright);font-size:1.15rem;margin-bottom:8px}.card p{color:var(--text-muted);font-size:.92rem;line-height:1.5}.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.steps{display:flex;gap:40px;justify-content:center}.step{text-align:center;flex:1;max-width:300px}.step-number{width:48px;height:48px;border:2px solid var(--accent);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--accent);font-size:1.25rem;font-weight:700;margin:0 auto 16px}.step h3{color:var(--text-bright);margin-bottom:8px}.step p{color:var(--text-muted);font-size:.92rem}.cta-btn{display:inline-block;background:var(--accent);color:#fff;padding:14px 36px;border-radius:32px;font-size:1.05rem;font-weight:600;transition:background .2s,transform .2s}.cta-btn:hover{background:var(--accent-hover);color:#fff;transform:translateY(-1px)}.cta-btn-large{padding:16px 48px;font-size:1.15rem}.cta-footer{text-align:center}.cta-subtitle{color:var(--text-muted);font-size:1.05rem;margin-bottom:32px}.footer{display:flex;justify-content:center;gap:24px;padding:32px;color:var(--text-muted);font-size:.85rem;border-top:1px solid var(--panel-border)}.hero{position:relative;height:100vh;min-height:600px;display:flex;align-items:center;justify-content:center;overflow:hidden}.hero-bg{position:absolute;inset:0;background:radial-gradient(ellipse at 30% 40%,#0b1a2a,#050910 60%)}.hero-iframe{position:absolute;inset:0;width:100%;height:100%;border:none;pointer-events:none}.hero-overlay{position:absolute;inset:0;background:radial-gradient(ellipse at center,transparent 30%,rgba(5,9,16,.4) 60%,rgba(5,9,16,.85) 100%);pointer-events:none}.hero-content{position:relative;z-index:2;text-align:center}.hero-content h1{font-size:clamp(3rem,8vw,5rem);font-weight:700;color:var(--text-bright);letter-spacing:-.02em;margin-bottom:12px}.hero-content h1 .accent{font-size:.85em;border-width:3px}.hero-tagline{font-size:clamp(1rem,2.5vw,1.35rem);color:var(--text-muted);margin-bottom:40px;letter-spacing:.02em}.hero-content .cta-btn{box-shadow:0 0 40px #9b6bff4d}.hero-content .cta-btn:hover{box-shadow:0 0 50px #9b6bff73}.hero:after{content:"";position:absolute;bottom:32px;left:50%;transform:translate(-50%);width:24px;height:40px;border:2px solid rgba(255,255,255,.2);border-radius:12px;z-index:2}.hero:before{content:"";position:absolute;bottom:42px;left:50%;transform:translate(-50%);width:4px;height:8px;background:#ffffff4d;border-radius:2px;z-index:2;animation:scroll-hint 2s ease-in-out infinite}@keyframes scroll-hint{0%,to{opacity:.3;transform:translate(-50%) translateY(0)}50%{opacity:.8;transform:translate(-50%) translateY(12px)}}.gallery-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}.gallery-card{background:var(--panel-bg);border:1px solid var(--panel-border);border-radius:var(--radius-lg);overflow:hidden;transition:border-color .3s,transform .3s}.gallery-card:hover{border-color:#9b6bff40;transform:translateY(-2px)}.gallery-iframe-wrap{position:relative;width:100%;aspect-ratio:16 / 10;background:var(--bg-deeper)}.gallery-iframe-wrap iframe{position:absolute;inset:0;width:100%;height:100%;border:none;pointer-events:none}.gallery-label{padding:14px 18px;font-size:.95rem;font-weight:600;color:var(--text-bright);border-top:1px solid var(--panel-border)}.embed-split{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:start}.embed-code{position:relative;background:var(--bg-deeper);border:1px solid var(--panel-border);border-radius:var(--radius-lg);padding:24px}.embed-code pre{margin:0;overflow-x:auto}.embed-code code{font-family:SF Mono,Cascadia Code,Fira Code,monospace;font-size:.88rem;color:var(--text);line-height:1.6;white-space:pre}.copy-btn{position:absolute;top:12px;right:12px;background:var(--panel-bg);border:1px solid var(--panel-border);color:var(--text-muted);padding:6px 14px;border-radius:var(--radius);font-size:.82rem;cursor:pointer;transition:color .2s,border-color .2s}.copy-btn:hover{color:var(--text-bright);border-color:#9b6bff4d}.embed-preview{position:relative;aspect-ratio:4 / 3;background:var(--bg-deeper);border:1px solid var(--panel-border);border-radius:var(--radius-lg);overflow:hidden}.embed-preview iframe{position:absolute;inset:0;width:100%;height:100%;border:none;pointer-events:none}.cfg{max-width:1200px;margin:0 auto;padding:80px 32px 48px}.cfg-title{font-size:2rem;font-weight:700;color:var(--text-bright);text-align:center;margin-bottom:8px}.cfg-subtitle{text-align:center;color:var(--text-muted);margin-bottom:40px}.cfg-presets-section{margin-bottom:40px}.cfg-presets-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.cfg-preset-card{display:flex;flex-direction:column;align-items:center;gap:6px;background:var(--bg-deeper);border:1px solid var(--panel-border);border-radius:var(--radius);padding:10px 8px;cursor:pointer;transition:border-color .2s;color:var(--text);font-size:.82rem}.cfg-preset-card:hover{border-color:#9b6bff4d}.cfg-preset-card.active{border-color:var(--accent)}.cfg-preset-name{font-weight:600;font-size:.8rem}.cfg-color-dots{display:flex;gap:3px}.cfg-color-dot{width:10px;height:10px;border-radius:50%}.cfg-split{display:grid;grid-template-columns:3fr 2fr;gap:32px;align-items:start;margin-bottom:40px}.cfg-preview-col{position:sticky;top:80px}.cfg-preview-wrap{position:relative;aspect-ratio:4 / 3;background:var(--bg-deeper);border:1px solid var(--panel-border);border-radius:var(--radius-lg);overflow:hidden}.cfg-preview-wrap iframe{position:absolute;inset:0;width:100%;height:100%;border:none}.cfg-controls-col,.cfg-panel{display:flex;flex-direction:column;gap:12px}.cfg-section{background:var(--panel-bg);border:1px solid var(--panel-border);border-radius:var(--radius-lg);padding:16px}.cfg-section-title{font-size:.88rem;font-weight:600;color:var(--text-bright);margin-bottom:10px}.cfg-output{margin-bottom:32px}.cfg-code-wrap{position:relative;background:var(--bg-deeper);border:1px solid var(--panel-border);border-radius:var(--radius-lg);padding:24px}.cfg-code-wrap pre{margin:0;overflow-x:auto}.cfg-code-wrap code{font-family:SF Mono,Cascadia Code,Fira Code,monospace;font-size:.85rem;color:var(--text);line-height:1.6;white-space:pre}.cfg-slider-wrap{display:flex;align-items:center;gap:12px}.cfg-slider{flex:1;accent-color:var(--accent)}.cfg-slider-value{min-width:32px;text-align:right;font-size:.82rem;color:var(--text-muted)}.cfg-select{width:100%;padding:8px 12px;background:var(--bg-deeper);border:1px solid var(--panel-border);border-radius:var(--radius);color:var(--text);font-size:.85rem}.cfg-swatches{display:flex;gap:6px;flex-wrap:wrap}.cfg-swatch{width:32px;height:32px;border-radius:var(--radius);border:2px solid transparent;cursor:pointer;transition:border-color .2s}.cfg-swatch:hover{border-color:#9b6bff4d}.cfg-swatch.active{border-color:var(--accent)}.cfg-filter-params{margin-top:10px}.cfg-param-label{font-size:.78rem;color:var(--text-muted);margin:8px 0 4px}.cfg-colors{display:flex;flex-direction:column;gap:8px}.cfg-color-row{display:flex;align-items:center;justify-content:space-between;font-size:.85rem;color:var(--text)}.cfg-color-row input[type=color]{width:36px;height:28px;border:1px solid var(--panel-border);border-radius:var(--radius);background:none;cursor:pointer}.cfg-toggle-group{display:flex;gap:4px}.cfg-toggle-btn{flex:1;padding:6px 12px;background:var(--bg-deeper);border:1px solid var(--panel-border);border-radius:var(--radius);color:var(--text-muted);cursor:pointer;font-size:.82rem;transition:all .2s}.cfg-toggle-btn:hover{border-color:#9b6bff4d}.cfg-toggle-btn.active{background:var(--accent);color:#fff;border-color:var(--accent)}.cfg-size{display:flex;flex-direction:column;gap:10px}.cfg-size-inputs{display:flex;align-items:center;gap:8px;font-size:.88rem;color:var(--text-muted)}.cfg-num-input{width:80px;padding:6px 8px;background:var(--bg-deeper);border:1px solid var(--panel-border);border-radius:var(--radius);color:var(--text);font-size:.85rem}.cfg-size-presets{display:flex;gap:6px;flex-wrap:wrap}.cfg-size-btn{padding:4px 10px;background:var(--bg-deeper);border:1px solid var(--panel-border);border-radius:var(--radius);color:var(--text-muted);font-size:.78rem;cursor:pointer;transition:border-color .2s}.cfg-size-btn:hover{border-color:#9b6bff4d}.cfg-responsive{display:flex;align-items:center;gap:6px;font-size:.82rem;color:var(--text-muted);cursor:pointer}@media(max-width:1024px){.features-grid,.gallery-grid{grid-template-columns:repeat(2,1fr)}.embed-split{grid-template-columns:1fr}.steps{gap:24px}.cfg-split{grid-template-columns:1fr}.cfg-preview-col{position:static}.cfg-presets-grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:768px){.nav{padding:12px 20px}.nav-links a:not(.nav-cta){display:none}.section{padding:72px 20px}.section-title{font-size:1.6rem;margin-bottom:32px}.features-grid,.gallery-grid{grid-template-columns:1fr}.steps{flex-direction:column;align-items:center}.hero-content h1{font-size:2.5rem}.hero-tagline{font-size:1rem;margin-bottom:28px}.embed-code{padding:16px}.embed-code code{font-size:.78rem}.footer{flex-direction:column;align-items:center;gap:8px}.cfg{padding:72px 20px 32px}.cfg-title{font-size:1.6rem}.cfg-presets-grid{grid-template-columns:repeat(2,1fr)}.cfg-code-wrap{padding:16px}}@media(max-width:480px){.hero{min-height:500px}.hero-content h1{font-size:2rem}.cta-btn{padding:12px 28px;font-size:.95rem}.cta-btn-large{padding:14px 36px;font-size:1rem}.card{padding:20px 18px}}