:root{--brand: #6c2bd9;--brand-dark: #5521ab;--brand-light: #ede4fb;--grad-a: #7b2ff7;--grad-b: #a855f7;--ink: #14121a;--ink-soft: #4b4658;--muted: #8b8798;--line: #ececf2;--bg: #ffffff;--bg-soft: #f7f6fb;--radius: 16px;--shadow: 0 10px 40px rgba(76, 29, 149, .08);--shadow-sm: 0 2px 10px rgba(20, 18, 26, .06);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.container{width:100%;max-width:1180px;margin:0 auto;padding:0 24px}.container-narrow{max-width:780px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600;font-size:15px;padding:11px 20px;border-radius:10px;border:1px solid transparent;cursor:pointer;transition:transform .12s ease,box-shadow .12s ease,background .15s ease;font-family:inherit}.btn:active{transform:translateY(1px)}.btn:disabled{opacity:.45;cursor:not-allowed}.btn-primary{background:linear-gradient(135deg,var(--grad-a),var(--grad-b));color:#fff;box-shadow:0 6px 18px #7b2ff759}.btn-primary:not(:disabled):hover{box-shadow:0 8px 24px #7b2ff773}.btn-soft{background:var(--brand-light);color:var(--brand-dark)}.btn-soft:not(:disabled):hover{background:#e2d4fa}.btn-ghost{background:transparent;color:var(--ink-soft)}.btn-ghost:hover{color:var(--brand)}.site-header{position:sticky;top:0;z-index:50;background:#ffffffd9;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}.header-inner{display:flex;align-items:center;gap:32px;height:68px}.logo{display:flex;align-items:center;gap:10px;color:var(--brand)}.logo-mark{display:flex}.logo-text{font-size:20px;font-weight:700;color:var(--ink);letter-spacing:-.3px}.logo-text b{color:var(--brand)}.main-nav{display:flex;gap:26px;margin-left:8px}.main-nav 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var(--line)}.gen-preview{background:var(--bg-soft)}.form-step-title{display:flex;align-items:center;gap:10px;font-weight:700;font-size:16px;margin-bottom:18px}.step-num{display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:50%;background:linear-gradient(135deg,var(--grad-a),var(--grad-b));color:#fff;font-size:13px}.form-row{margin-bottom:14px}.form-row label{display:block;font-size:13px;font-weight:600;color:var(--ink-soft);margin-bottom:6px}.form-row input,.form-row textarea,.form-row select{width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:10px;font-size:14.5px;font-family:inherit;color:var(--ink);background:#fff;transition:border .15s ease,box-shadow .15s ease}.form-row input:focus,.form-row textarea:focus,.form-row select:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-light)}.form-row 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