* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #0f0f0f 0%, #2d1b69 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
}
.auth-container { padding: 20px; width: 100%; max-width: 450px; }
.auth-box {
    background: rgba(26, 26, 26, 0.95);
    padding: 40px;
    border-radius: 20px;
    border: 1px solid rgba(147, 51, 234, 0.3);
}
.auth-box h1 { font-size: 32px; margin-bottom: 10px; text-align: center; }
.auth-box h2 { font-size: 24px; margin-bottom: 30px; text-align: center; color: #9333ea; }
.auth-box form { display: flex; flex-direction: column; gap: 16px; margin-bottom: 20px; }
.auth-box input {
    padding: 14px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    color: #fff;
    font-size: 16px;
}
.auth-box input::placeholder { color: #666; }
.auth-box button {
    padding: 14px;
    background: linear-gradient(135deg, #9333ea, #7c2fc2);
    border: none;
    border-radius: 12px;
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}
.auth-box button:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(147, 51, 234, 0.4); }
.auth-box button:disabled { opacity: 0.5; cursor: not-allowed; }
.auth-box p { text-align: center; color: #aaa; }
.auth-box a { color: #9333ea; text-decoration: none; }
.auth-box a:hover { text-decoration: underline; }
#message { margin-top: 16px; padding: 12px; border-radius: 8px; background: rgba(239, 68, 68, 0.2); color: #ef4444; text-align: center; }