:root{--bg-color: #0c0d12;--surface-color: #16181f;--surface-hover: #1e212b;--border-color: rgba(255, 255, 255, .08);--border-hover: rgba(255, 255, 255, .15);--text-main: #fcfcfd;--text-muted: #94a3b8;--text-dim: #64748b;--primary: #f97316;--primary-hover: #fb923c;--primary-glow: rgba(249, 115, 22, .2);--secondary: #6366f1;--success: #10b981;--error: #ef4444;--radius-lg: 24px;--radius-md: 16px;--radius-sm: 8px;--shadow-sm: 0 4px 12px rgba(0, 0, 0, .1);--shadow-lg: 0 20px 40px rgba(0, 0, 0, .4);--transition: .2s cubic-bezier(.4, 0, .2, 1)}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-main);font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;line-height:1.6;-webkit-font-smoothing:antialiased;min-height:100vh;overflow-x:hidden;background-image:radial-gradient(circle at 50% -20%,rgba(249,115,22,.15),transparent 40%),radial-gradient(circle at 0% 100%,rgba(99,102,241,.1),transparent 40%),radial-gradient(circle at 100% 50%,rgba(16,185,129,.05),transparent 30%)}.fade-in{animation:fadeIn .8s cubic-bezier(.4,0,.2,1)}h1,h2,h3,h4{font-weight:700;letter-spacing:-.02em}.stepper{display:flex!important;flex-direction:row!important;justify-content:space-between;align-items:center;max-width:800px;margin:0 auto 48px;padding:0 40px;position:relative}.stepper:before{content:"";position:absolute;top:20px;left:0;width:100%;height:2px;background:var(--border-color);z-index:1}.step{position:relative;z-index:2;display:flex;flex-direction:column;align-items:center;gap:12px;flex:1}.step-circle,.step-number{width:48px;height:48px;background:var(--surface-color);border:2px solid var(--border-color);border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.125rem;color:var(--text-dim);transition:all var(--transition);position:relative;z-index:2}.step.active .step-circle,.step.active .step-number{border-color:var(--primary);background:var(--primary);color:#000;box-shadow:0 0 20px var(--primary-glow)}.step.completed .step-circle,.step.completed .step-number{border-color:var(--success);background:var(--success);color:#000}.step-label{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--text-dim)}.step.active .step-label{color:var(--primary)}.step.completed .step-label{color:var(--success)}.app-shell{max-width:1200px;margin:0 auto;padding:0 24px}.main-nav{display:flex;align-items:center;justify-content:space-between;height:80px;border-bottom:1px solid var(--border-color);margin-bottom:48px}.logo-wrapper{display:flex;align-items:center;gap:12px;text-decoration:none;color:inherit}.logo-icon{width:36px;height:36px;background:linear-gradient(135deg,var(--primary),var(--secondary));border-radius:10px;display:flex;align-items:center;justify-content:center;padding:7px;overflow:hidden;box-shadow:0 4px 12px var(--primary-glow)}.logo-icon svg{width:100%;height:100%;display:block}.logo-text{font-size:1.25rem;font-weight:800;letter-spacing:-.01em}.nav-links{display:flex;gap:32px}.nav-link{text-decoration:none;font-size:.9375rem;font-weight:600;color:var(--text-muted);transition:color var(--transition)}.nav-link:hover,.nav-link.active{color:var(--text-main)}.hero{text-align:center;margin-bottom:64px;animation:fadeIn .6s ease-out}.badge{display:inline-block;padding:6px 14px;background:#f973161a;border:1px solid rgba(249,115,22,.2);color:var(--primary);border-radius:99px;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;margin-bottom:16px}.hero-title{font-size:clamp(2.5rem,6vw,4.5rem);font-weight:900;margin-bottom:20px;background:linear-gradient(180deg,#fff 30%,#fff6 110%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;line-height:1.1}.hero-desc{font-size:1.125rem;color:var(--text-muted);max-width:600px;margin:0 auto}.studio-card{background:#16181f99;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:48px;box-shadow:var(--shadow-lg),0 0 0 1px #ffffff05;margin-bottom:40px;transition:border-color .4s ease}.studio-card:hover{border-color:#ff731633}.section-label{display:flex;align-items:center;gap:12px;margin-bottom:24px}.step-number{width:28px;height:28px;background:var(--primary);color:#000;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.8125rem;font-weight:800}.section-title{font-size:1.5rem;color:var(--text-main)}.dropzone{border:2px dashed var(--border-color);border-radius:var(--radius-md);padding:60px 40px;text-align:center;cursor:pointer;transition:all var(--transition);background:#ffffff03}.dropzone:hover{border-color:var(--primary);background:#f9731608}.drop-icon{font-size:3rem;margin-bottom:16px;display:block}.drop-text{font-weight:600;font-size:1.125rem;margin-bottom:8px}.drop-subtext{color:var(--text-dim);font-size:.875rem}.file-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;margin-top:24px}.file-item{background:var(--surface-hover);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:20px;display:flex;align-items:center;gap:16px;position:relative;transition:transform var(--transition)}.file-item:hover{transform:translateY(-2px);border-color:var(--border-hover)}.file-icon{width:48px;height:48px;background:#ffffff0d;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.25rem}.file-info{flex:1;min-width:0}.file-name{font-weight:600;font-size:.9375rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:2px}.file-meta{font-size:.75rem;color:var(--text-dim)}.remove-btn{position:absolute;top:10px;right:10px;width:24px;height:24px;background:#ffffff0d;border:none;border-radius:50%;color:var(--text-dim);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition)}.remove-btn:hover{background:var(--error);color:#fff}.input-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:32px}.control-group{display:flex;flex-direction:column;gap:8px}.control-label{font-size:.8125rem;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em}.text-input{background:#000;border:1px solid var(--border-color);border-radius:12px;height:52px;padding:0 16px;color:#fff;font-size:1rem;transition:border-color var(--transition);width:100%;display:block}.text-input:focus{outline:none;border-color:var(--primary)}.btn{height:56px;padding:0 32px;border-radius:14px;font-weight:700;font-size:1rem;cursor:pointer;transition:all var(--transition);border:none;display:inline-flex;align-items:center;justify-content:center;gap:10px;white-space:nowrap;outline:none!important}.btn-primary{background:var(--primary);color:#000;box-shadow:0 8px 16px var(--primary-glow)}.btn-primary:hover:not(:disabled){background:var(--primary-hover);transform:translateY(-2px);box-shadow:0 12px 24px var(--primary-glow)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{background:#ffffff0d;color:#fff;border:1px solid var(--border-color)}.btn-secondary:hover{background:#ffffff1a}.config-action-row{display:flex;gap:20px;align-items:stretch;flex-wrap:wrap}.config-action-btn{min-height:60px;border-radius:12px;font-weight:800;text-transform:uppercase;letter-spacing:.05em;padding:0 28px}.config-action-btn-secondary{flex:0 1 340px;min-width:320px;white-space:normal;line-height:1.15;text-align:center}.config-action-btn-primary{flex:1 1 420px;min-width:0;font-size:1rem;box-shadow:0 10px 30px #f9731633}.status-card{text-align:center;padding:60px 0}.progress-track{width:100%;height:8px;background:#ffffff0d;border-radius:99px;overflow:hidden;margin:32px 0}.progress-bar{height:100%;background:var(--primary);box-shadow:0 0 12px var(--primary);transition:width .4s ease}.result-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:12px;max-height:400px;overflow-y:auto;padding:10px}.asset-thumb{aspect-ratio:1;border-radius:12px;background:#000;border:1px solid var(--border-color);padding:8px;position:relative}.asset-thumb img{width:100%;height:100%;-o-object-fit:contain;object-fit:contain}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@media(max-width:768px){.input-grid{grid-template-columns:1fr}.main-nav{height:auto;padding:20px 0;flex-direction:column;gap:20px}.nav-links{gap:16px}.hero-title{font-size:2.5rem}.config-action-row{flex-direction:column}.config-action-btn,.config-action-btn-secondary,.config-action-btn-primary{width:100%;min-width:0}}