:root{--color-bg: #f8fafc;--color-surface: #ffffff;--color-primary: #0f172a;--color-primary-hover: #1e293b;--color-accent: #3b82f6;--color-text-main: #0f172a;--color-text-muted: #64748b;--color-border: #e2e8f0;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--radius-md: .5rem;--radius-lg: .75rem;font-family:Inter,system-ui,-apple-system,sans-serif}@media (prefers-color-scheme: dark){:root{--color-bg: #0f172a;--color-surface: #1e293b;--color-primary: #f8fafc;--color-primary-hover: #e2e8f0;--color-text-main: #f8fafc;--color-text-muted: #94a3b8;--color-border: #334155;--color-accent: #60a5fa}}body{margin:0;background-color:var(--color-bg);color:var(--color-text-main);min-height:100vh;display:flex;flex-direction:column}#root{width:100%;max-width:800px;margin:0 auto;padding:2rem;box-sizing:border-box}button{cursor:pointer;border:none;background:var(--color-primary);color:var(--color-bg);padding:.75rem 1.5rem;border-radius:var(--radius-md);font-weight:500;transition:all .2s;display:inline-flex;align-items:center;justify-content:center;gap:.5rem}button:hover{background:var(--color-primary-hover)}button:disabled{opacity:.5;cursor:not-allowed}input[type=text],input[type=password]{background:var(--color-surface);border:1px solid var(--color-border);color:var(--color-text-main);padding:.75rem;border-radius:var(--radius-md);font-size:1rem;width:100%;box-sizing:border-box;transition:border-color .2s}input:focus{outline:none;border-color:var(--color-accent);box-shadow:0 0 0 2px #3b82f633}.card{background:var(--color-surface);border-radius:var(--radius-lg);padding:1.5rem;box-shadow:var(--shadow-md);border:1px solid var(--color-border)}.header{text-align:center;margin-bottom:3rem}.header h1{font-size:2.5rem;font-weight:700;margin:0 0 .5rem;background:linear-gradient(135deg,var(--color-text-main) 0%,var(--color-text-muted) 100%);background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent}.step-container{display:flex;flex-direction:column;gap:2rem}@media (max-width: 600px){#root{padding:1rem}.header{margin-bottom:2rem}.header h1{font-size:1.8rem}.responsive-flex-col{flex-direction:column!important;gap:.75rem!important}.responsive-w-full{width:100%!important;max-width:none!important;min-width:0!important}}