/* Authentication Styles - auth.css */

/* Registration Section on Homepage */
.registration-section {
    padding: 80px 20px;
    background: linear-gradient(135deg, #f8f9ff 0%, #e8f2ff 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.registration-card {
    background: #ffffff;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
    padding: 50px;
    max-width: 500px;
    margin: 0 auto;
    border: 1px solid #e5e8f0;
}

.section-title {
    font-family: 'Playfair Display', serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: #1a365d;
    text-align: center;
    margin-bottom: 40px;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(135deg, #4a90e2, #7b68ee);
    border-radius: 2px;
}

/* Login Page Styles */
.login-container {
    min-height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    font-family: 'Poppins', sans-serif;
}

.login-card {
    background: #ffffff;
    border-radius: 20px;
    box-shadow: 0 25px 70px rgba(0, 0, 0, 0.2);
    padding: 50px;
    max-width: 450px;
    width: 100%;
    text-align: center;
    border: 1px solid #e5e8f0;
}

.login-title {
    font-family: 'Playfair Display', serif;
    font-size: 2.8rem;
    font-weight: 700;
    color: #1a365d;
    margin-bottom: 40px;
    position: relative;
}

.login-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(135deg, #4a90e2, #7b68ee);
    border-radius: 2px;
}

/* Form Styles */
.registration-form,
.login-form {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.form-group {
    display: flex;
    flex-direction: column;
    text-align: left;
}

.form-group label {
    font-family: 'Poppins', sans-serif;
    font-size: 1rem;
    font-weight: 500;
    color: #2d3748;
    margin-bottom: 8px;
    letter-spacing: 0.5px;
}

.form-group input {
    padding: 15px 20px;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    font-family: 'Poppins', sans-serif;
    font-size: 1rem;
    background: #f8f9fa;
    transition: all 0.3s ease;
    outline: none;
}

.form-group input:focus {
    border-color: #4a90e2;
    background: #ffffff;
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
    transform: translateY(-2px);
}

.form-group input:hover {
    border-color: #cbd5e0;
    background: #ffffff;
}

/* Button Styles */
.form-buttons {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.btn-primary,
.btn-secondary {
    padding: 15px 30px;
    border: none;
    border-radius: 12px;
    font-family: 'Poppins', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    flex: 1;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, #4a90e2, #7b68ee);
    color: #ffffff;
    box-shadow: 0 8px 25px rgba(74, 144, 226, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(74, 144, 226, 0.4);
}

.btn-primary:active {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(74, 144, 226, 0.3);
}

.btn-secondary {
    background: #ffffff;
    color: #4a90e2;
    border: 2px solid #4a90e2;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.btn-secondary:hover {
    background: #4a90e2;
    color: #ffffff;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(74, 144, 226, 0.3);
}

.btn-secondary:active {
    transform: translateY(-1px);
}

/* Form Footer */
.form-footer {
    margin-top: 30px;
    text-align: center;
}

.form-footer p {
    font-family: 'Poppins', sans-serif;
    font-size: 0.95rem;
    color: #666;
    margin: 0;
}

.register-link {
    color: #4a90e2;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.register-link:hover {
    color: #7b68ee;
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 768px) {
    .registration-section {
        padding: 40px 15px;
    }
    
    .registration-card,
    .login-card {
        padding: 30px 25px;
        margin: 20px;
    }
    
    .section-title,
    .login-title {
        font-size: 2rem;
        margin-bottom: 30px;
    }
    
    .form-buttons {
        flex-direction: column;
        gap: 10px;
    }
    
    .btn-primary,
    .btn-secondary {
        padding: 12px 25px;
        font-size: 0.95rem;
    }
}

@media (max-width: 480px) {
    .registration-card,
    .login-card {
        padding: 25px 20px;
    }
    
    .section-title,
    .login-title {
        font-size: 1.8rem;
    }
    
    .form-group input {
        padding: 12px 15px;
        font-size: 0.95rem;
    }
    
    .btn-primary,
    .btn-secondary {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
}

/* Animation Effects */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.registration-card,
.login-card {
    animation: fadeInUp 0.6s ease-out;
}

/* Input Validation Styles */
.form-group input:invalid {
    border-color: #e53e3e;
}

.form-group input:valid {
    border-color: #38a169;
}

/* Loading State for Buttons */
.btn-primary:disabled,
.btn-secondary:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

/* Focus Accessibility */
.btn-primary:focus,
.btn-secondary:focus,
.form-group input:focus {
    outline: 3px solid rgba(74, 144, 226, 0.5);
    outline-offset: 2px;
}