:root{--bg: #f6f7fb;--surface: #ffffff;--surface-border: #e5e7eb;--shadow: 0 10px 30px rgba(15, 23, 42, .08);--text: #0f172a;--text-muted: #64748b;--accent: #2563eb;--accent-2: #1d4ed8;--focus-ring: rgba(37, 99, 235, .25);--error: #dc2626;--radius: 14px;--radius-sm: 10px;--gap: 16px}*{box-sizing:border-box}html,body{height:100%}body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial,Noto Sans,sans-serif;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.h1{font-size:1.6rem;font-weight:700;margin:0}.muted{color:var(--text-muted)}.wrap{min-height:100dvh;display:grid;place-items:center;padding:2rem}.card{width:100%;max-width:520px;background:var(--surface);border:1px solid var(--surface-border);border-radius:var(--radius);padding:1.25rem 1.25rem 1.5rem;box-shadow:var(--shadow)}.field{display:grid;gap:.375rem;margin-bottom:1rem}label{font-weight:600;font-size:.93rem}input[type=text],input[type=email],input[type=tel],input[type=password]{width:100%;padding:.7rem .85rem;border-radius:var(--radius-sm);border:1px solid var(--surface-border);background:#fff;color:var(--text);outline:none;transition:border-color .15s,box-shadow .15s,background .15s}input:focus{border-color:var(--accent);box-shadow:0 0 0 .2rem var(--focus-ring)}.hint{color:var(--text-muted);font-size:.9rem}.error{color:var(--error);font-size:.9rem}.form-error{text-align:center;margin-top:.8rem;color:var(--error)}button{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;width:100%;border:0;border-radius:12px;padding:.9rem 1rem;font-weight:700;font-size:1rem;background:linear-gradient(180deg,var(--accent),var(--accent-2));color:#fff;cursor:pointer;transition:transform .04s ease-in-out,opacity .15s,filter .15s}button:hover{filter:brightness(1.03)}button:disabled{opacity:.7;cursor:not-allowed}button:active{transform:translateY(1px)}.footer{margin-top:1rem;text-align:center;color:var(--text-muted);font-size:.9rem}.visually-hidden{position:absolute!important;height:1px;width:1px;overflow:hidden;clip:rect(1px,1px,1px,1px);white-space:nowrap}