/* Authentication Styles - Medical Theme */

:root {
    /* Medical Theme Colors with updated values */
    --color-primary-50: #4a7bc8;      /* from primary-light */
    --color-primary-100: #2c5aa0;     /* from primary-color */
    --color-primary-500: #1e3f73;     /* from primary-dark */
    --color-primary-700: #1e3f73;     /* reuse primary-dark for 700 */
    --color-primary-900: #1b5e3a;     /* original darker shade kept */

    --color-secondary-50: #6c757d;    /* from secondary-color */
    --color-secondary-100: #6c757d;   /* repeated to fill 100 */
    --color-secondary-500: #6c757d;   /* repeated to fill 500 */
    --color-secondary-700: #6c757d;   /* repeated */
    --color-secondary-900: #2c3e50;   /* dark color from dark-color */

    --color-neutral-50: #f8f9fa;      /* from light-color */
    --color-neutral-100: #e3e6f0;     /* from border-color */
    --color-neutral-300: #bdbdbd;     /* kept original value */
    --color-neutral-500: #6c757d;     /* from medical-gray */
    --color-neutral-700: #2c3e50;     /* from dark-color */

    --color-success: #28a745;          /* from success-color */
    --color-warning: #ffc107;          /* from warning-color */
    --color-error: #dc3545;            /* from danger-color */
    --color-info: #17a2b8;             /* from info-color */
}

/* Auth Body */
.auth-body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, var(--color-primary-50) 0%, var(--color-secondary-50) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    position: relative;
    overflow-x: hidden;
}

/* Auth Container */
.auth-container {
    position: relative;
    width: 100%;
    max-width: 450px;
    z-index: 10;
}

.register-card {
    max-width: 600px;
}

.forgot-password-card {
    max-width: 400px;
}

/* Auth Card */
.auth-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
}

/* Auth Header */
.auth-header {
    text-align: center;
    margin-bottom: 40px;
}

.auth-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 20px;
}

.auth-logo i {
    font-size: 2.5rem;
    color: var(--color-primary-500);
    background: linear-gradient(135deg, var(--color-primary-500), var(--color-primary-700));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.auth-logo h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-primary-700);
    margin: 0;
    background: linear-gradient(135deg, var(--color-primary-500), var(--color-primary-700));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.auth-header h2 {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--color-neutral-700);
    margin-bottom: 8px;
}

.auth-header p {
    color: var(--color-neutral-500);
    font-size: 1rem;
    margin: 0;
}

/* Form Styles */
.auth-form {
    width: 100%;
}

.form-group {
    margin-bottom: 24px;
}

.form-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
    color: var(--color-neutral-700);
    margin-bottom: 8px;
    font-size: 0.9rem;
}

.form-label i {
    color: var(--color-primary-500);
    width: 16px;
}

.form-control {
    border: 2px solid var(--color-neutral-100);
    border-radius: 12px;
    padding: 14px 16px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: rgba(255, 255, 255, 0.8);
}

.form-control:focus {
    border-color: var(--color-primary-500);
    box-shadow: 0 0 0 0.2rem rgba(69, 155, 110, 0.25);
    background: white;
}

.form-control.is-invalid {
    border-color: var(--color-error);
}

.form-control.is-valid {
    border-color: var(--color-success);
}

/* Password Input Group */
.password-input-group {
    position: relative;
}

.password-toggle {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--color-neutral-500);
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    transition: color 0.3s ease;
}

.password-toggle:hover {
    color: var(--color-primary-500);
}

/* Password Strength */
.password-strength {
    margin-top: 8px;
}

.strength-bar {
    height: 4px;
    background: var(--color-neutral-100);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 4px;
}

.strength-fill {
    height: 100%;
    width: 0%;
    transition: all 0.3s ease;
    border-radius: 2px;
}

.strength-fill.weak {
    width: 25%;
    background: var(--color-error);
}

.strength-fill.fair {
    width: 50%;
    background: var(--color-warning);
}

.strength-fill.good {
    width: 75%;
    background: var(--color-info);
}

.strength-fill.strong {
    width: 100%;
    background: var(--color-success);
}

.strength-text {
    font-size: 0.8rem;
    color: var(--color-neutral-500);
}

/* Form Options */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 12px;
}

.form-check {
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-check-input {
    width: 18px;
    height: 18px;
    border: 2px solid var(--color-neutral-300);
    border-radius: 4px;
}

.form-check-input:checked {
    background-color: var(--color-primary-500);
    border-color: var(--color-primary-500);
}

.form-check-label {
    font-size: 0.9rem;
    color: var(--color-neutral-700);
    margin: 0;
}

.form-check-group {
    margin-bottom: 24px;
}

.form-check-group .form-check {
    margin-bottom: 12px;
}

.forgot-password-link {
    color: var(--color-primary-500);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.3s ease;
}

.forgot-password-link:hover {
    color: var(--color-primary-700);
}

/* Auth Button */
.auth-btn {
    width: 100%;
    padding: 14px 24px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 12px;
    border: none;
    background: linear-gradient(135deg, var(--color-primary-500), var(--color-primary-700));
    color: white;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.auth-btn:hover {
    background: linear-gradient(135deg, var(--color-primary-700), var(--color-primary-900));
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(69, 155, 110, 0.3);
}

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

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

.btn-spinner {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}

/* Auth Divider */
.auth-divider {
    text-align: center;
    margin: 32px 0;
    position: relative;
}

.auth-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--color-neutral-100);
}

.auth-divider span {
    background: rgba(255, 255, 255, 0.95);
    padding: 0 16px;
    color: var(--color-neutral-500);
    font-size: 0.9rem;
    position: relative;
}

/* Social Login */
.social-login {
    margin-bottom: 32px;
}

.social-btn {
    width: 100%;
    padding: 12px 24px;
    border: 2px solid var(--color-neutral-100);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.8);
    color: var(--color-neutral-700);
    font-weight: 500;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.social-btn:hover {
    border-color: var(--color-primary-500);
    background: white;
    color: var(--color-primary-700);
    transform: translateY(-1px);
}

.social-btn i {
    font-size: 1.2rem;
}

/* Auth Footer */
.auth-footer {
    text-align: center;
}

.auth-footer p {
    color: var(--color-neutral-500);
    font-size: 0.9rem;
    margin: 0;
}

.auth-footer a {
    color: var(--color-primary-500);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.auth-footer a:hover {
    color: var(--color-primary-700);
}

/* Success Message */
.success-message {
    text-align: center;
    padding: 40px 20px;
}

.success-icon {
    margin-bottom: 24px;
}

.success-icon i {
    font-size: 4rem;
    color: var(--color-success);
}

.success-message h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-neutral-700);
    margin-bottom: 16px;
}

.success-message p {
    color: var(--color-neutral-500);
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 32px;
}

.success-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: center;
}

.success-actions .btn {
    min-width: 200px;
}

/* Background Shapes */
.auth-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.bg-shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.1;
    animation: float 6s ease-in-out infinite;
}

.bg-shape-1 {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, var(--color-primary-500), var(--color-primary-700));
    top: -150px;
    right: -150px;
    animation-delay: 0s;
}

.bg-shape-2 {
    width: 200px;
    height: 200px;
    background: linear-gradient(135deg, var(--color-secondary-500), var(--color-secondary-700));
    bottom: -100px;
    left: -100px;
    animation-delay: 2s;
}

.bg-shape-3 {
    width: 150px;
    height: 150px;
    background: linear-gradient(135deg, var(--color-primary-100), var(--color-secondary-100));
    top: 50%;
    left: -75px;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(180deg);
    }
}

/* Invalid Feedback */
.invalid-feedback {
    display: block;
    width: 100%;
    margin-top: 0.25rem;
    font-size: 0.875rem;
    color: var(--color-error);
}

/* Responsive Design */
@media (max-width: 768px) {
    .auth-card {
        padding: 30px 20px;
        margin: 10px;
        border-radius: 16px;
    }
    
    .auth-logo h1 {
        font-size: 2rem;
    }
    
    .auth-logo i {
        font-size: 2rem;
    }
    
    .auth-header h2 {
        font-size: 1.5rem;
    }
    
    .form-options {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }
    
    .success-actions {
        flex-direction: column;
    }
    
    .success-actions .btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .auth-body {
        padding: 10px;
    }
    
    .auth-card {
        padding: 24px 16px;
    }
    
    .bg-shape-1 {
        width: 200px;
        height: 200px;
    }
    
    .bg-shape-2 {
        width: 150px;
        height: 150px;
    }
    
    .bg-shape-3 {
        width: 100px;
        height: 100px;
    }
}