.auth-container {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    position: relative;
    overflow: hidden;
}

.auth-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

.floating-elements {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
}

.floating-element {
    position: absolute;
    opacity: 0.1;
    animation: floatRandom 15s infinite linear;
}

@keyframes floatRandom {
    0% { transform: translateY(100vh) rotate(0deg); }
    100% { transform: translateY(-100px) rotate(360deg); }
}

.auth-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 25px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.2);
    overflow: hidden;
    position: relative;
    z-index: 2;
}

.auth-header {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    text-align: center;
    padding: 40px 30px 30px;
    position: relative;
}

.auth-logo {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    margin: 0 auto 20px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.auth-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 8px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.auth-subtitle {
    font-size: 1rem;
    opacity: 0.9;
    margin: 0;
}

.auth-form {
    padding: 40px 30px;
}

.form-group {
    margin-bottom: 25px;
}

.form-label {
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 8px;
    display: block;
    font-size: 0.95rem;
}

.auth-input {
    border: 2px solid #e9ecef;
    border-radius: 12px;
    padding: 12px 15px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: #f8f9fa;
}

.auth-input:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
    background: white;
}

.form-text {
    color: #6c757d;
    font-size: 0.85rem;
    margin-top: 5px;
}

.auth-alert {
    border-radius: 12px;
    border: none;
    padding: 15px;
    margin-bottom: 20px;
    font-size: 0.9rem;
}

.auth-btn-primary {
    background: linear-gradient(45deg, #667eea, #764ba2);
    border: none;
    border-radius: 12px;
    padding: 15px 25px;
    font-size: 1rem;
    font-weight: 600;
    color: white;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.auth-btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
    background: linear-gradient(45deg, #764ba2, #667eea);
    color: white;
}

.auth-btn-primary:disabled {
    opacity: 0.7;
    transform: none;
    cursor: not-allowed;
}

.auth-btn-secondary {
    background: transparent;
    border: 2px solid #667eea;
    border-radius: 12px;
    padding: 13px 25px;
    font-size: 1rem;
    font-weight: 600;
    color: #667eea;
    transition: all 0.3s ease;
}

.auth-btn-secondary:hover {
    background: #667eea;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.auth-divider {
    text-align: center;
    position: relative;
    margin: 30px 0;
}

.auth-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: #dee2e6;
}

.auth-divider span {
    background: rgba(255, 255, 255, 0.95);
    padding: 0 20px;
    color: #6c757d;
    font-size: 0.9rem;
    position: relative;
    z-index: 1;
}

.auth-footer {
    text-align: center;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #dee2e6;
}

.auth-link {
    color: #667eea;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.3s ease;
}

.auth-link:hover {
    color: #764ba2;
    text-decoration: none;
}

.auth-success {
    text-align: center;
    padding: 20px 0;
}

.auth-success-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #28a745, #20c997);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: white;
    margin: 0 auto 25px;
    box-shadow: 0 8px 25px rgba(40, 167, 69, 0.3);
    animation: successBounce 0.6s ease-out;
}

@keyframes successBounce {
    0% {
        transform: scale(0);
    }
    50% {
        transform: scale(1.2);
    }
    100% {
        transform: scale(1);
    }
}

.auth-success h3 {
    color: #2c3e50;
    font-weight: 600;
    margin-bottom: 15px;
}

.auth-success p {
    color: #6c757d;
    margin-bottom: 25px;
}

/* Responsividade */
@media (max-width: 768px) {
    .auth-card {
        margin: 20px;
        border-radius: 20px;
    }

    .auth-header {
        padding: 30px 20px 25px;
    }

    .auth-form {
        padding: 30px 20px;
    }

    .auth-title {
        font-size: 1.6rem;
    }

    .auth-logo {
        width: 60px;
        height: 60px;
        font-size: 2rem;
        margin-bottom: 15px;
    }

    .form-group {
        margin-bottom: 20px;
    }

    .auth-btn-primary,
    .auth-btn-secondary {
        padding: 12px 20px;
        font-size: 0.95rem;
    }
}