/* frontend/static/css/login.css */
/* 
   Login Page - ReadyRx inspired split-screen layout
   Bella Vie branding with clean, professional authentication
*/

body {
    margin: 0;
    padding: 0;
    min-height: 100vh;
}

/* ============================================================================
   LOGIN CONTAINER - Split Screen Layout
   ============================================================================ */

.login-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 100vh;
}

/* ============================================================================
   LEFT SIDE - Branding
   ============================================================================ */

.login-image {
    position: relative;
    overflow: hidden;
    border-right: 3px solid var(--color-primary);
}

.login-image img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    z-index: 0;
}

.login-image::after {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.20); /* adjust this number */
    z-index: 1;
}

/* ============================================================================
   RIGHT SIDE - Login Form
   ============================================================================ */

.login-form-container {
    background-color: var(--color-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-10);
}

.login-form-content {
    width: 100%;
    max-width: 400px;
}

.form-header {
    margin-bottom: var(--space-8);
}

.form-header .logo {
    display: block;
    height: 150px;
    width: auto;
    margin-bottom: -var(--space-6);
    filter: brightness(0) saturate(100%) invert(68%) sepia(30%) saturate(500%) hue-rotate(5deg) brightness(85%);
}

.form-header h2 {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    margin-bottom: var(--space-6);
}

.form-header p {
    font-size: var(--font-size-base);
    color: var(--color-text);
    margin: 0;
}

/* Form Elements */
.form-group {
    margin-bottom: var(--space-5);
}

.form-label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-accent);
    margin-bottom: var(--space-2);
}

.form-control {
    width: 100%;
    padding: var(--space-4);
    border: 1px solid var(--color-primary);
    border-radius: 8px;
    font-size: var(--font-size-base);
    color: var(--color-primary);
    background-color: var(--color-bg);
    transition: all var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 1.5px var(--color-primary);
}

.form-control::placeholder {
    color: var(--color-accent);
}

.form-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-6);
}

.text-link {
    font-size: var(--font-size-sm);
    color: var(--color-accent);
    font-weight: var(--font-weight-medium);
}

.text-link:hover {
    color: var(--color-primary);
}

/* Error Message */
.error-message {
    padding: var(--space-3) var(--space-4);
    background-color: #FEE2E2;
    border: 1px solid #FCA5A5;
    color: #991B1B;
    border-radius: var(--radius-lg);
    font-size: var(--font-size-sm);
    margin-bottom: var(--space-4);
}

/* Button */
.btn-block {
    width: 100%;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    border-radius: 8px;
    font-size: 25px;
    font-weight: var(--font-weight-medium);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    min-height: 48px;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-bg);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background-color: var(--color-accent);
    box-shadow: var(--shadow-md);
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Spinner */
.spinner-sm {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: var(--color-text-inverse);
    border-radius: var(--radius-full);
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Form Footer */
.form-footer {
    margin-top: var(--space-6);
    padding-top: var(--space-6);
    border-top: 1px solid var(--color-accent);
    text-align: center;
}

.form-footer p {
    font-size: var(--font-size-sm);
    color: var(--color-text);
    margin: 0 0 var(--space-3) 0;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-sm);
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.back-link:hover {
    color: var(--color-accent);
}

.back-link svg {
    flex-shrink: 0;
    transition: transform var(--transition-fast);
}

.back-link:hover svg {
    transform: translateX(-2px);
}

/* ============================================================================
   RESPONSIVE DESIGN
   ============================================================================ */

@media (max-width: 1024px) {
    .login-container {
        grid-template-columns: 1fr;
    }

    .login-image {
        min-height: 220px;
        border-right: none;
        border-bottom: 1px solid var(--color-border);
    }
}

@media (max-width: 768px) {
    .login-image {
        min-height: 180px;
    }
    
    .login-form-container {
        padding: var(--space-6);
    }
    
    .form-header h2 {
        font-size: var(--font-size-2xl);
    }
    
    .form-options {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-3);
    }
}