/* Modern Login & Register Form Styling */

/* Login Form Styling */
.login-container {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
    min-height: 100vh !important;
    position: relative;
    overflow: hidden;
}

.login-container::before {
    content: '';
    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="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="75" cy="75" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="50" cy="10" r="0.5" fill="rgba(255,255,255,0.05)"/><circle cx="10" cy="60" r="0.5" fill="rgba(255,255,255,0.05)"/><circle cx="90" cy="40" r="0.5" fill="rgba(255,255,255,0.05)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.login-card {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(20px) !important;
    border-radius: 20px !important;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1) !important;
    border: 1px solid rgba(255, 255, 255, 0.2) !important;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.login-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
}

.login-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #667eea, #764ba2, #f093fb, #f5576c);
    background-size: 300% 300%;
    animation: gradientShift 3s ease infinite;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-title {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, #667eea, #764ba2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.login-subtitle {
    color: #6c757d;
    font-size: 1.1rem;
    font-weight: 400;
}

/* Form Input Styling */
.modern-form-group {
    margin-bottom: 1.5rem;
    position: relative;
}

.modern-input {
    width: 100% !important;
    padding: 1rem 1.25rem !important;
    border: 2px solid #e9ecef !important;
    border-radius: 12px !important;
    font-size: 1rem !important;
    transition: all 0.3s ease !important;
    background: #fff !important;
    position: relative;
}

.modern-input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    transform: translateY(-2px);
}

.modern-input::placeholder {
    color: #adb5bd;
    font-weight: 400;
}

.modern-input.is-invalid {
    border-color: #dc3545;
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.1);
}

/* Password Toggle Button */
.password-toggle {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #6c757d;
    cursor: pointer;
    padding: 5px;
    transition: color 0.3s ease;
}

.password-toggle:hover {
    color: #667eea;
}

/* Remember Me & Forgot Password */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.remember-me input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: #667eea;
    cursor: pointer;
}

.remember-me label {
    color: #6c757d;
    font-size: 0.9rem;
    cursor: pointer;
    margin: 0;
}

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

.forgot-password:hover {
    color: #764ba2;
    text-decoration: none;
}

/* Modern Button */
.modern-btn {
    width: 100% !important;
    padding: 1rem 2rem !important;
    background: linear-gradient(135deg, #667eea, #764ba2) !important;
    border: none !important;
    border-radius: 12px !important;
    color: white !important;
    font-size: 1.1rem !important;
    font-weight: 600 !important;
    cursor: pointer;
    transition: all 0.3s ease !important;
    position: relative;
    overflow: hidden;
}

.modern-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.modern-btn:hover::before {
    left: 100%;
}

.modern-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.3);
}

.modern-btn:active {
    transform: translateY(0);
}

/* Social Login Section */
.social-divider {
    text-align: center;
    margin: 2rem 0;
    position: relative;
}

.social-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: #e9ecef;
}

.social-divider span {
    background: rgba(255, 255, 255, 0.95);
    padding: 0 1rem;
    color: #6c757d;
    font-size: 0.9rem;
    font-weight: 500;
}

/* Google Login Button */
.google-login-btn {
    width: 100%;
    padding: 1rem 2rem;
    background: #fff;
    border: 2px solid #e9ecef;
    border-radius: 12px;
    color: #333;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.google-login-btn:hover {
    border-color: #db4437;
    color: #db4437;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(219, 68, 55, 0.2);
    text-decoration: none;
}

.google-login-btn i {
    font-size: 1.2rem;
    color: #db4437;
}

.google-login-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(219, 68, 55, 0.1), transparent);
    transition: left 0.5s;
}

.google-login-btn:hover::before {
    left: 100%;
}

/* reCAPTCHA Styling */
.modern-recaptcha {
    display: flex;
    justify-content: center;
    margin: 1.5rem 0;
}

.modern-recaptcha > div {
    transform: scale(1.1);
}

/* Error Messages */
.modern-error {
    background: linear-gradient(135deg, #ff6b6b, #ee5a52);
    color: white;
    padding: 1rem 1.25rem;
    border-radius: 12px;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
}

.modern-error i {
    font-size: 1.1rem;
}

.invalid-feedback {
    color: #dc3545;
    font-size: 0.85rem;
    margin-top: 0.5rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

/* Register Link */
.register-link {
    text-align: center;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid #e9ecef;
}

.register-link p {
    color: #6c757d;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.register-link a {
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: color 0.3s ease;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .login-title {
        font-size: 2rem;
    }
    
    .login-card {
        margin: 1rem;
        border-radius: 15px;
    }
    
    .modern-input {
        padding: 0.875rem 1rem;
    }
    
    .modern-btn, .google-login-btn {
        padding: 0.875rem 1.5rem;
    }
}

/* Loading Animation */
.btn-loading {
    position: relative;
    color: transparent !important;
}

.btn-loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid transparent;
    border-top: 2px solid #fff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Form Validation States */
.form-group.has-success .modern-input {
    border-color: #28a745;
    box-shadow: 0 0 0 3px rgba(40, 167, 69, 0.1);
}

.form-group.has-error .modern-input {
    border-color: #dc3545;
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.1);
}

/* Floating Labels Effect */
.floating-label {
    position: relative;
}

.floating-label .modern-input {
    padding-top: 1.5rem;
    padding-bottom: 0.5rem;
}

.floating-label label {
    position: absolute;
    top: 1rem;
    left: 1.25rem;
    color: #6c757d;
    font-size: 1rem;
    transition: all 0.3s ease;
    pointer-events: none;
    background: #fff;
    padding: 0 0.25rem;
}

.floating-label .modern-input:focus + label,
.floating-label .modern-input:not(:placeholder-shown) + label {
    top: 0.5rem;
    font-size: 0.8rem;
    color: #667eea;
    font-weight: 600;
}