/* style.css & signup.css common parts */
body { background: #0A0A0A; color: white; font-family: sans-serif; display: flex; justify-content: center; align-items: center; min-height: 100vh; margin:0; }
.auth-card, .signup-box { background: #2F2F2F; padding: 40px; border-radius: 15px; width: 400px; border: 1px solid #444; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.full-width { grid-column: span 2; }
input, select { width: 100%; padding: 12px; margin: 10px 0; background: #1A1A1A; border: 1px solid #444; color: white; border-radius: 8px; box-sizing: border-box; }
.btn-primary, .btn-main { background: #E63946; color: white; border: none; padding: 14px; width: 100%; border-radius: 8px; cursor: pointer; font-weight: bold; }
a { color: #E63946; text-decoration: none; }