/* Extended Stay Options - Professional Housing Theme */
:root {
    /* Corporate Housing Color Palette */
    --primary-blue: #0056b3; /* Corporate Blue */
    --secondary-blue: #007bff; /* Bright Blue */
    --accent-teal: #20c997; /* Teal/Green */
    --light-gray: #F8F9FA;
    --medium-gray: #E9ECEF;
    --dark-gray: #6C757D;
    --dark-blue: #003366;
    --white: #FFFFFF;
    --black: #212529;
    
    /* Fonts */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 8px rgba(0,0,0,0.15);
    --shadow-lg: 0 8px 16px rgba(0,0,0,0.2);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    line-height: 1.6;
    color: var(--black);
    background-color: var(--white);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.3;
    color: var(--dark-blue);
    margin-bottom: var(--spacing-sm);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
    position: relative;
    padding-bottom: var(--spacing-xs);
}

h2:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background-color: var(--accent-teal);
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--dark-gray);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

/* Buttons */
.btn-primary, .btn-secondary, .btn-nav {
    display: inline-block;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    font-family: var(--font-heading);
    transition: all 0.3s ease;
    text-align: center;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

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

.btn-primary:hover {
    background-color: var(--dark-blue);
    border-color: var(--dark-blue);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
    background-color: var(--primary-blue);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-nav {
    background-color: var(--accent-teal);
    color: var(--white);
    border: 2px solid var(--accent-teal);
    padding: 8px 16px;
    font-size: 0.9rem;
}

.btn-nav:hover {
    background-color: var(--dark-blue);
    color: var(--white);
    border-color: var(--dark-blue);
}

.btn-submit {
    width: 100%;
    padding: 14px;
    font-size: 1.1rem;
}

/* Navigation */
.navbar {
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: var(--spacing-sm) 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    text-decoration: none;
    display: flex;
    flex-direction: column;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-blue);
}

.logo-subtext {
    font-size: 0.8rem;
    color: var(--dark-gray);
    font-weight: 400;
}

.logo:hover .logo-text {
    color: var(--dark-blue);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-menu li a {
    text-decoration: none;
    color: var(--black);
    font-weight: 600;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    transition: all 0.3s ease;
}

.nav-menu li a:hover {
    color: var(--primary-blue);
    background-color: var(--light-gray);
}

.nav-menu li a.active {
    color: var(--primary-blue);
    background-color: var(--medium-gray);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--primary-blue);
    border-radius: var(--radius-sm);
}

/* Hero Section */
.hero {
    background: linear-gradient(rgba(0, 51, 102, 0.9), rgba(0, 86, 179, 0.9)), 
                url('https://images.unsplash.com/photo-1560448204-e02f11c3d0e2?ixlib=rb-4.0.3&auto=format&fit=crop&w=1950&q=80');
    background-size: cover;
    background-position: center;
    color: var(--white);
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.hero h1 {
    color: var(--white);
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.hero-subtitle {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
    color: var(--light-gray);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    margin: var(--spacing-lg) 0;
    flex-wrap: wrap;
}

.stat {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-teal);
    line-height: 1;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--light-gray);
    margin-top: var(--spacing-xs);
}

/* Benefits Section */
.benefits {
    padding: var(--spacing-xl) 0;
    background-color: var(--light-gray);
}

.benefits h2 {
    text-align: center;
}

.benefits h2:after {
    left: 50%;
    transform: translateX(-50%);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.benefit-card {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    transition: all 0.3s ease;
    border: 1px solid var(--medium-gray);
    box-shadow: var(--shadow-sm);
}

.benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-blue);
}

.benefit-icon {
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-sm);
}

.benefit-card h3 {
    color: var(--dark-blue);
    margin-bottom: var(--spacing-xs);
}

.benefit-list {
    list-style: none;
    margin-top: var(--spacing-sm);
}

.benefit-list li {
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: var(--spacing-xs);
    font-size: 0.95rem;
}

.benefit-list li:before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-teal);
    font-weight: bold;
}

/* Comparison Table */
.comparison-table {
    margin-top: var(--spacing-xl);
    background-color: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
}

.comparison-table h3 {
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.comparison-table table {
    width: 100%;
    border-collapse: collapse;
    margin-top: var(--spacing-md);
}

.comparison-table th,
.comparison-table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid var(--medium-gray);
}

.comparison-table th {
    background-color: var(--light-gray);
    font-weight: 600;
    color: var(--dark-blue);
}

.comparison-table tr:hover {
    background-color: var(--light-gray);
}

.comparison-table .better {
    color: var(--accent-teal);
    font-weight: 600;
}

/* Cities Section */
.cities {
    padding: var(--spacing-xl) 0;
    background-color: var(--white);
}

.cities h2 {
    text-align: center;
}

.cities h2:after {
    left: 50%;
    transform: translateX(-50%);
}

.cities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.city-card {
    background-color: var(--light-gray);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    transition: all 0.3s ease;
    border: 1px solid var(--medium-gray);
}

.city-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-blue);
}

.city-icon {
    font-size: 2rem;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-sm);
}

.city-card h3 {
    color: var(--dark-blue);
    margin-bottom: var(--spacing-sm);
}

.city-card ul {
    list-style: none;
}

.city-card ul li {
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: var(--spacing-xs);
}

.city-card ul li:before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--accent-teal);
    font-weight: bold;
}

.cities-note {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background-color: var(--light-gray);
    border-left: 4px solid var(--accent-teal);
    border-radius: var(--radius-sm);
}

/* Form Section */
.form-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--light-gray);
}

.form-container {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-lg);
    max-width: 800px;
    margin: 0 auto;
}

.form-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.form-header h2 {
    color: var(--dark-blue);
}

.form-header p {
    color: var(--dark-gray);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

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

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    color: var(--dark-blue);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--medium-gray);
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(0, 86, 179, 0.1);
}

.form-help {
    display: block;
    margin-top: 4px;
    font-size: 0.85rem;
    color: var(--dark-gray);
    font-style: italic;
}

.checkbox-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.checkbox-group input[type="checkbox"] {
    width: auto;
}

.checkbox-group label {
    margin-bottom: 0;
    font-weight: normal;
    font-size: 0.95rem;
}

.form-note {
    font-size: 0.9rem;
    color: var(--dark-gray);
    text-align: center;
    margin-top: var(--spacing-sm);
}

/* Success & Error Messages */
.success-message {
    background-color: #d4edda;
    border: 1px solid #c3e6cb;
    color: #155724;
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    text-align: center;
}

.success-icon {
    font-size: 4rem;
    color: #28a745;
    margin-bottom: var(--spacing-sm);
}

.submission-summary {
    background-color: var(--white);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    margin: var(--spacing-md) 0;
    text-align: left;
}

.submission-summary h4 {
    color: var(--dark-blue);
    margin-bottom: var(--spacing-sm);
}

.submission-summary ul {
    list-style: none;
}

.submission-summary ul li {
    margin-bottom: var(--spacing-xs);
    padding-left: 1.5rem;
    position: relative;
}

.submission-summary ul li:before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-teal);
    font-weight: bold;
}

.error-message {
    background-color: #f8d7da;
    border: 1px solid #f5c6cb;
    color: #721c24;
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
}

.error-message h3 {
    color: #721c24;
    margin-bottom: var(--spacing-xs);
}

.error-message ul {
    list-style: none;
    margin-left: var(--spacing-sm);
}

.error-message li {
    margin-bottom: var(--spacing-xs);
    position: relative;
    padding-left: 1.5rem;
}

.error-message li:before {
    content: '•';
    position: absolute;
    left: 0;
    color: #721c24;
    font-weight: bold;
}

/* CTA Section */
.cta {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    color: var(--white);
    text-align: center;
}

.cta h2 {
    color: var(--white);
}

.cta h2:after {
    background-color: var(--accent-teal);
    left: 50%;
    transform: translateX(-50%);
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    margin-top: var(--spacing-lg);
    flex-wrap: wrap;
}

.cta .btn-primary,
.cta .btn-secondary {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.cta .btn-primary {
    background-color: var(--accent-teal);
    color: var(--white);
    border-color: var(--accent-teal);
}

.cta .btn-primary:hover {
    background-color: var(--white);
    color: var(--dark-blue);
    border-color: var(--white);
}

.cta .btn-secondary {
    background-color: transparent;
    color: var(--white);
    border-color: var(--white);
}

.cta .btn-secondary:hover {
    background-color: var(--white);
    color: var(--dark-blue);
    border-color: var(--white);
}

/* Footer */
.footer {
    background-color: var(--dark-blue);
    color: var(--white);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-section h3, .footer-section h4 {
    color: var(--accent-teal);
    margin-bottom: var(--spacing-sm);
}

.footer-section h3:after, .footer-section h4:after {
    display: none;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-section ul li a {
    color: var(--light-gray);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: var(--accent-teal);
}

.footer-section p {
    color: var(--light-gray);
    margin-bottom: var(--spacing-xs);
}

.footer-section i {
    color: var(--accent-teal);
    margin-right: 8px;
    width: 20px;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255,255,255,0.1);
    color: var(--medium-gray);
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background-color: var(--white);
        flex-direction: column;
        padding: var(--spacing-md);
        box-shadow: var(--shadow-md);
        display: none;
        z-index: 999;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .nav-menu li {
        width: 100%;
    }
    
    .nav-menu li a {
        display: block;
        padding: var(--spacing-sm);
        text-align: center;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero-stats {
        gap: var(--spacing-md);
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .cities-grid {
        grid-template-columns: 1fr;
    }
    
    .comparison-table {
        overflow-x: auto;
    }
    
    .comparison-table table {
        min-width: 600px;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-buttons .btn-primary,
    .cta-buttons .btn-secondary {
        width: 100%;
        max-width: 300px;
    }
    
    .form-container {
        padding: var(--spacing-md);
    }
}

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

.animated {
    animation: fadeInUp 0.6s ease forwards;
}

/* Loading state for buttons */
.btn-primary.loading,
.btn-secondary.loading {
    opacity: 0.7;
    cursor: not-allowed;
}

.btn-primary.loading:hover,
.btn-secondary.loading:hover {
    transform: none;
    box-shadow: none;
}

/* Field error styling */
.field-error {
    color: #dc3545;
    font-size: 0.85rem;
    margin-top: 4px;
}