/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2d5a27;
    --primary-light: #4a7c43;
    --primary-dark: #1e3d1a;
    --secondary-color: #f8f9fa;
    --accent-color: #ffd700;
    --text-dark: #2c3e50;
    --text-light: #6c757d;
    --white: #ffffff;
    --border-color: #e9ecef;
    --error-color: #dc3545;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
    --border-radius: 8px;
    --border-radius-lg: 12px;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    min-height: 100vh;
}

/* Loader */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--white);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.loader.hidden {
    opacity: 0;
    pointer-events: none;
}

.loader-content {
    text-align: center;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--border-color);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

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

/* Auth Container */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.auth-wrapper {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    max-width: 1000px;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 600px;
}

/* Auth Brand Section */
.auth-brand {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--white);
    padding: 3rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
    overflow: hidden;
}

.auth-brand::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="2" fill="rgba(255,255,255,0.1)"/></svg>') repeat;
    animation: float 20s linear infinite;
}

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

.brand-content {
    position: relative;
    z-index: 2;
}

.brand-logo h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.brand-tagline {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 2rem;
}

.brand-features {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    opacity: 0.9;
}

.feature-item i {
    font-size: 1.2rem;
    color: var(--accent-color);
}

.brand-image {
    position: relative;
    z-index: 2;
    text-align: center;
    margin-top: 2rem;
}

.brand-image img {
    max-width: 100%;
    height: auto;
    opacity: 0.8;
}

/* Auth Form Container */
.auth-form-container {
    padding: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

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

.form-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.form-icon i {
    color: var(--white);
    font-size: 1.5rem;
}

.form-header h2 {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.form-header p {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9rem;
}

.alert-error {
    background: rgba(220, 53, 69, 0.1);
    color: var(--error-color);
    border: 1px solid rgba(220, 53, 69, 0.2);
}

.alert-success {
    background: rgba(40, 167, 69, 0.1);
    color: var(--success-color);
    border: 1px solid rgba(40, 167, 69, 0.2);
}

.alert-warning {
    background: rgba(255, 193, 7, 0.1);
    color: var(--warning-color);
    border: 1px solid rgba(255, 193, 7, 0.2);
}

/* Form Styles */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-dark);
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-wrapper i {
    position: absolute;
    left: 1rem;
    color: var(--text-light);
    z-index: 2;
}

.input-wrapper input {
    width: 100%;
    padding: 0.875rem 1rem 0.875rem 3rem;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
    background: var(--white);
}

.input-wrapper input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(45, 90, 39, 0.1);
}

.input-wrapper input.error {
    border-color: var(--error-color);
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.1);
}

.password-toggle {
    position: absolute;
    right: 1rem;
    background: none;
    border: none;
    color: var(--text-light);
    cursor: pointer;
    padding: 0.5rem;
    transition: var(--transition);
    z-index: 2;
}

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

.form-help {
    display: block;
    margin-top: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-light);
}

/* Form Options */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.checkbox-wrapper {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: 0.9rem;
    color: var(--text-dark);
}

.checkbox-wrapper input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 18px;
    height: 18px;
    border: 2px solid var(--border-color);
    border-radius: 3px;
    margin-right: 0.5rem;
    position: relative;
    transition: var(--transition);
}

.checkbox-wrapper input[type="checkbox"]:checked + .checkmark {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.checkbox-wrapper input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--white);
    font-size: 12px;
    font-weight: bold;
}

.forgot-link {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition);
}

.forgot-link:hover {
    text-decoration: underline;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.5rem;
    border: none;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    font-size: 1rem;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--primary-color);
    color: var(--white);
}

.btn-primary:hover:not(:disabled) {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

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

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-outline:hover {
    background: var(--primary-color);
    color: var(--white);
}

.btn-full {
    width: 100%;
}

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

/* Form Footer */
.form-footer {
    margin-top: 2rem;
    text-align: center;
}

.form-footer p {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.form-footer a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.form-footer a:hover {
    text-decoration: underline;
}

.divider {
    margin: 1.5rem 0;
    position: relative;
    text-align: center;
}

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

.divider span {
    background: var(--white);
    padding: 0 1rem;
    color: var(--text-light);
    font-size: 0.85rem;
    position: relative;
    z-index: 1;
}

.back-to-login {
    margin-bottom: 1rem;
}

/* Help Section */
.help-section {
    margin-top: 2rem;
    padding: 1.5rem;
    background: var(--secondary-color);
    border-radius: var(--border-radius);
}

.help-section h4 {
    color: var(--text-dark);
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.help-section p {
    color: var(--text-light);
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

.contact-options {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.contact-option {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.85rem;
    transition: var(--transition);
}

.contact-option:hover {
    color: var(--primary-dark);
}

.contact-option i {
    font-size: 0.8rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .auth-container {
        padding: 1rem;
    }

    .auth-wrapper {
        grid-template-columns: 1fr;
        max-width: 500px;
    }

    .auth-brand {
        padding: 2rem;
        text-align: center;
    }

    .brand-logo h1 {
        font-size: 1.5rem;
    }

    .brand-features {
        flex-direction: row;
        justify-content: center;
        flex-wrap: wrap;
        gap: 1.5rem;
    }

    .feature-item {
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }

    .auth-form-container {
        padding: 2rem;
    }

    .form-options {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }

    .contact-options {
        align-items: center;
    }
}

@media (max-width: 480px) {
    .auth-container {
        padding: 0.5rem;
    }

    .auth-brand {
        padding: 1.5rem;
    }

    .auth-form-container {
        padding: 1.5rem;
    }

    .form-header h2 {
        font-size: 1.5rem;
    }

    .brand-features {
        flex-direction: column;
        gap: 1rem;
    }

    .feature-item {
        flex-direction: row;
        justify-content: center;
    }
}

/* Animation for form elements */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.auth-form {
    animation: fadeInUp 0.6s ease forwards;
}

/* Focus styles for accessibility */
.btn:focus,
input:focus,
.checkbox-wrapper:focus-within {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Loading state for buttons */
.btn:disabled .btn-text {
    opacity: 0;
}

.btn:disabled .btn-loader {
    opacity: 1;
}

.btn:not(:disabled) .btn-loader {
    opacity: 0;
}

/* Smooth transitions */
* {
    transition: var(--transition);
}

/* Print styles */
@media print {
    .auth-container {
        background: white;
    }
    
    .auth-brand {
        background: white;
        color: black;
    }
    
    .loader {
        display: none;
    }
}