/* LOGIS ERP - Login Page Styles */
/* Clean, professional ERP login design with navy blue theme */

:root {
    /* Color Variables */
    --navy-primary: #0b1e39;
    --navy-secondary: #1a2f52;
    --navy-light: #2a3f62;
    --white: #ffffff;
    --gray-light: #f8f9fa;
    --gray-medium: #e9ecef;
    --text-dark: #212529;
    --text-muted: #6c757d;
    --border-light: #dee2e6;
    --success-color: #28a745;
    --error-color: #dc3545;
    --warning-color: #ffc107;
    
    /* Typography */
    --font-family: 'Inter', 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-size-base: 14px;
    --font-size-lg: 16px;
    --font-size-xl: 18px;
    --font-size-2xl: 24px;
    --font-size-3xl: 32px;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 2px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* Base Styles */
* {
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: 1.5;
    color: var(--text-dark);
    background-color: var(--white);
    margin: 0;
    padding: 0;
    height: 100vh;
    overflow: hidden;
}

/* Login Container */
.login-container {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-container .row {
    height: 100vh;
    margin: 0;
}

/* Left Side - ERP Info Section */
.login-info-section {
    background: linear-gradient(135deg, var(--navy-primary) 0%, var(--navy-secondary) 100%);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.login-info-section::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(255,255,255,0.05)"/><circle cx="75" cy="75" r="1" fill="rgba(255,255,255,0.05)"/><circle cx="50" cy="10" r="0.5" fill="rgba(255,255,255,0.03)"/><circle cx="10" cy="60" r="0.5" fill="rgba(255,255,255,0.03)"/><circle cx="90" cy="40" r="0.5" fill="rgba(255,255,255,0.03)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.login-info-content {
    text-align: center;
    z-index: 1;
    position: relative;
    padding: var(--spacing-2xl);
}

.logo-section {
    margin-bottom: var(--spacing-2xl);
}

.logo-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.9;
}

.logo-text {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.5px;
}

.tagline {
    font-size: var(--font-size-lg);
    opacity: 0.8;
    margin-bottom: 0;
    font-weight: var(--font-weight-normal);
}

.features-section {
    text-align: left;
    max-width: 400px;
    margin: 0 auto;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.feature-item i {
    font-size: 1.5rem;
    margin-right: var(--spacing-md);
    margin-top: var(--spacing-xs);
    opacity: 0.8;
}

.feature-item h5 {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-xs);
}

.feature-item p {
    font-size: var(--font-size-base);
    opacity: 0.8;
    margin-bottom: 0;
}

/* Right Side - Login Form Section */
.login-form-section {
    background-color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2xl);
}

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

.login-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.login-header h2 {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-semibold);
    color: var(--navy-primary);
    margin-bottom: var(--spacing-sm);
}

.login-header p {
    color: var(--text-muted);
    margin-bottom: 0;
}

/* Messages */
.messages-container {
    margin-bottom: var(--spacing-lg);
}

.alert {
    border-radius: 8px;
    border: none;
    font-size: var(--font-size-base);
    padding: var(--spacing-md);
}

.alert-success {
    background-color: rgba(40, 167, 69, 0.1);
    color: var(--success-color);
    border-left: 4px solid var(--success-color);
}

.alert-danger {
    background-color: rgba(220, 53, 69, 0.1);
    color: var(--error-color);
    border-left: 4px solid var(--error-color);
}

.alert-warning {
    background-color: rgba(255, 193, 7, 0.1);
    color: var(--warning-color);
    border-left: 4px solid var(--warning-color);
}

/* Form Styles */
.login-form {
    margin-bottom: var(--spacing-lg);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    font-weight: var(--font-weight-medium);
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
}

.form-label i {
    margin-right: var(--spacing-sm);
    color: var(--navy-primary);
    width: 16px;
}

.form-control {
    border: 2px solid var(--border-light);
    border-radius: 8px;
    padding: var(--spacing-md);
    font-size: var(--font-size-base);
    font-family: var(--font-family);
    transition: all 0.3s ease;
    background-color: var(--white);
}

.form-control:focus {
    border-color: var(--navy-primary);
    box-shadow: 0 0 0 3px rgba(11, 30, 57, 0.1);
    outline: none;
}

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

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

.invalid-feedback {
    color: var(--error-color);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
}

/* Checkbox */
.form-check {
    display: flex;
    align-items: center;
}

.form-check-input {
    margin-right: var(--spacing-sm);
    border-color: var(--border-light);
}

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

.form-check-label {
    font-size: var(--font-size-base);
    color: var(--text-dark);
    cursor: pointer;
}

/* Button */
.login-btn {
    background-color: var(--navy-primary);
    border: none;
    border-radius: 8px;
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--white);
    transition: all 0.3s ease;
    text-transform: none;
    letter-spacing: 0.5px;
}

.login-btn:hover {
    background-color: var(--navy-secondary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

.login-btn:focus {
    box-shadow: 0 0 0 3px rgba(11, 30, 57, 0.2);
}

/* Login Footer */
.login-footer {
    text-align: center;
    margin-top: var(--spacing-lg);
}

.login-footer p {
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-base);
}

.login-footer a {
    color: var(--navy-primary);
    font-weight: var(--font-weight-medium);
    transition: color 0.3s ease;
}

.login-footer a:hover {
    color: var(--navy-secondary);
}

/* Loading State */
.login-btn.loading {
    position: relative;
    color: transparent;
}

.login-btn.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top: 2px solid var(--white);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Responsive Design */
@media (max-width: 992px) {
    .login-info-section {
        display: none;
    }
    
    .login-form-section {
        width: 100%;
    }
    
    .login-form-content {
        max-width: 500px;
    }
}

@media (max-width: 576px) {
    .login-form-section {
        padding: var(--spacing-lg);
    }
    
    .login-form-content {
        max-width: 100%;
    }
    
    .logo-text {
        font-size: var(--font-size-2xl);
    }
    
    .login-header h2 {
        font-size: var(--font-size-xl);
    }
}

/* Animation */
.login-form-content {
    animation: slideInRight 0.6s ease-out;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.login-info-content {
    animation: slideInLeft 0.6s ease-out;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}