/* Bigalow Catering Design System CSS */

@import url('https://fonts.googleapis.com/css2?family=Libre+Baskerville:wght@400;700&family=Source+Sans+Pro:wght@300;400;600;700&display=swap');

:root {
    /* Colors */
    --brand-primary: #f36f21;
    --brand-dark: #d85a1a;
    --brand-light: #fdf4f0;
    --brand-light-text: #FFFFFF;
    --accent: #2d5016;
    --neutral: #8b6f47;
    --white: #FFFFFF;
    --gray-light: #E5E7EB;
    --gray-medium: #9CA3AF;
    --gray-dark: #374151;
    --success: #10B981;
    --error: #EF4444;
    --warning: #F59E0B;
    --info: #3B82F6;
    /* Spacing */
    --space-4: 4px;
    --space-8: 8px;
    --space-12: 12px;
    --space-16: 16px;
    --space-24: 24px;
    --space-32: 32px;
    --space-48: 48px;
    --space-64: 64px;
    /* Border Radius */
    --radius-small: 4px;
    --radius-medium: 8px;
    --radius-large: 12px;
    --radius-full: 9999px;
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 8px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 16px rgba(0,0,0,0.15);
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Source Sans Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    font-weight: 400;
    line-height: 24px;
    color: var(--gray-dark);
    background-color: var(--white);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Libre Baskerville', serif;
}

h1 {
    font-size: 48px;
    font-weight: 700;
    line-height: 56px;
    margin-bottom: var(--space-24);
}

h2 {
    font-size: 36px;
    font-weight: 700;
    line-height: 44px;
    margin-bottom: var(--space-16);
}

h3 {
    font-size: 28px;
    font-weight: 700;
    line-height: 36px;
    margin-bottom: var(--space-12);
}

h4 {
    font-size: 22px;
    font-weight: 700;
    line-height: 28px;
    margin-bottom: var(--space-8);
}

h5 {
    font-size: 18px;
    font-weight: 700;
    line-height: 24px;
    margin-bottom: var(--space-8);
}

h6 {
    font-size: 16px;
    font-weight: 700;
    line-height: 20px;
    margin-bottom: var(--space-8);
}

p {
    margin-bottom: var(--space-8);
}

small {
    font-size: 14px;
    font-weight: 400;
    line-height: 20px;
}

/* Links */
a {
    color: var(--brand-primary);
    text-decoration: none;
    transition: var(--transition-fast);
}

a:hover {
    color: var(--brand-dark);
    text-decoration: underline;
}

a:focus {
    outline: 2px solid var(--brand-primary);
    outline-offset: 2px;
}

a:visited {
    color: #6B7280;
}

/* Navigation */
.navbar {
    height: 64px;
    position: sticky;
    top: 0;
    background: var(--white);
    border-bottom: 1px solid var(--gray-light);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--space-16);
}

.navbar-brand {
    font-size: 24px;
    font-weight: 700;
    color: var(--brand-primary);
    text-decoration: none;
}

.navbar-nav {
    display: flex;
    list-style: none;
    gap: var(--space-32);
}

.navbar-nav a {
    color: var(--gray-dark);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-fast);
}

.navbar-nav a:hover {
    color: var(--brand-primary);
}

.navbar-nav a:focus {
    outline: 2px solid var(--brand-primary);
    outline-offset: 2px;
}

/* Buttons */
.btn {
    font-size: 16px;
    font-weight: 600;
    padding: var(--space-12) var(--space-24);
    border-radius: var(--radius-medium);
    border: none;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: var(--transition-fast);
    text-align: center;
}

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

.btn-primary:hover {
    background: var(--brand-dark);
}

.btn-primary:focus {
    outline: 2px solid var(--brand-primary);
    outline-offset: 2px;
}

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

.btn-secondary:hover {
    background: #1f3a0f;
}

.btn-secondary:focus {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

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

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

.btn-outline:focus {
    outline: 2px solid var(--brand-primary);
    outline-offset: 2px;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Layout */
.section {
    padding: var(--space-64) var(--space-16);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.container-narrow {
    max-width: 800px;
    margin: 0 auto;
}

/* Cards */
.cards-grid {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-24);
    justify-content: center;
}

.card {
    flex: 0 1 calc(33.333% - 16px);
    min-width: 300px;
    max-width: 400px;
    background: var(--white);
    border: 1px solid var(--gray-light);
    border-radius: var(--radius-medium);
    box-shadow: var(--shadow-md);
    transition: var(--transition-fast);
    overflow: hidden;
}

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.cards-grid-4 .card {
    flex: 0 1 calc(25% - 18px);
    min-width: 260px;
    max-width: 320px;
}

.card-content {
    padding: var(--space-24);
}

.card-footer {
    padding: 0 var(--space-24) var(--space-24);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Forms */
.form-group {
    margin-bottom: var(--space-16);
}

.form-label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: var(--space-8);
    color: var(--gray-dark);
}

.form-control {
    width: 100%;
    font-size: 14px;
    font-weight: 400;
    line-height: 20px;
    padding: var(--space-12);
    border: 1px solid var(--gray-light);
    border-radius: var(--radius-small);
    transition: var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border: 2px solid var(--brand-primary);
    box-shadow: 0 0 0 2px rgba(243, 111, 33, 0.2);
}

.form-control.error {
    border: 2px solid var(--error);
}

.form-text {
    font-size: 12px;
    margin-top: var(--space-4);
}

.form-text.success {
    color: var(--success);
}

.form-text.error {
    color: var(--error);
}

/* Hero */
.hero {
    background: var(--brand-primary);
    color: var(--white);
    padding: var(--space-64) var(--space-16);
    text-align: center;
}

.hero-underline {
    width: 32px;
    height: 4px;
    background: var(--accent);
    margin: 0 auto var(--space-8);
}

/* Tabs */
.tab-nav {
    display: flex;
    border-bottom: 1px solid var(--gray-light);
    margin-bottom: var(--space-24);
}

.tab-button {
    background: none;
    border: none;
    padding: var(--space-12) var(--space-24);
    cursor: pointer;
    font-size: 16px;
    font-weight: 500;
    color: var(--gray-medium);
    border-bottom: 2px solid transparent;
    transition: var(--transition-fast);
}

.tab-button.active {
    color: var(--brand-primary);
    border-bottom-color: var(--brand-primary);
}

.tab-button:hover {
    color: var(--brand-primary);
}

.tab-button:focus {
    outline: 2px solid var(--brand-primary);
    outline-offset: 2px;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Accordion */
.accordion-item {
    border: 1px solid var(--gray-light);
    border-radius: var(--radius-medium);
    margin-bottom: var(--space-8);
    overflow: hidden;
}

.accordion-header {
    background: var(--brand-light);
    padding: var(--space-16);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    transition: var(--transition-fast);
}

.accordion-header:hover {
    background: #f9ebe3;
}

.accordion-content {
    padding: 0 var(--space-16);
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal);
}

.accordion-content.active {
    padding: var(--space-16);
    max-height: 200px;
}

.accordion-icon {
    transition: var(--transition-fast);
}

.accordion-item.active .accordion-icon {
    transform: rotate(180deg);
}

/* Dividers */
.divider {
    height: 1px;
    background: var(--gray-light);
    margin: var(--space-16) 0;
}

.section-divider {
    margin: var(--space-32) 0;
}

/* Footer */
.footer {
    background: var(--brand-dark);
    color: var(--white);
    padding: var(--space-48) var(--space-16) var(--space-24);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-32);
    margin-bottom: var(--space-32);
}

.footer-section a {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer-section a:hover {
    color: var(--white);
    text-decoration: underline;
}

.footer-section a:focus {
    outline: 2px solid var(--white);
    outline-offset: 2px;
}

/* Responsive */
@media (max-width: 991px) {
    .card {
        flex: 0 1 calc(50% - 12px);
    }
    
    .cards-grid-4 .card {
        flex: 0 1 calc(50% - 12px);
    }
}

@media (max-width: 767px) {
    .card {
        flex: 0 1 100%;
    }
    
    .cards-grid-4 .card {
        flex: 0 1 100%;
    }
    
    h1 {
        font-size: 32px;
        line-height: 40px;
    }
}