/* ============================================
   UmbracoDeveloper.com - Main Styles
   ============================================ */

/* CSS Custom Properties (Design Tokens) */
:root {
    /* Colors */
    --color-primary: #2563EB;
    --color-primary-dark: #1E40AF;
    --color-primary-light: #3B82F6;
    --color-background: #FFFFFF;
    --color-surface: #F9FAFB;
    --color-border: #E5E7EB;
    --color-text-primary: #111827;
    --color-text-secondary: #4B5563;
    --color-text-muted: #6B7280;
    --color-success: #10B981;
    --color-success-light: #D1FAE5;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    
    /* Spacing */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    --spacing-20: 5rem;
    
    /* Layout */
    --container-max-width: 1200px;
    --container-padding: 1.5rem;
    --section-padding: 5rem;
    --border-radius: 8px;
    --border-radius-sm: 6px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-text-primary);
    background-color: var(--color-background);
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
    height: auto;
}

/* ============================================
   Layout Components
   ============================================ */

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

/* ============================================
   Navigation
   ============================================ */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background-color: var(--color-background);
    border-bottom: 1px solid transparent;
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.navbar.scrolled {
    border-color: var(--color-border);
    box-shadow: var(--shadow-sm);
}

.navbar-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-primary);
}

.nav-links {
    display: none;
    align-items: center;
    gap: var(--spacing-8);
}

.nav-link {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
}

.mobile-menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: none;
    border: none;
    color: var(--color-text-primary);
    cursor: pointer;
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background-color: var(--color-background);
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-4);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-4);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition-base), opacity var(--transition-base), visibility var(--transition-base);
    z-index: 99;
}

.mobile-menu.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.mobile-nav-link {
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--color-text-primary);
    padding: var(--spacing-3) 0;
}

.mobile-cta {
    margin-top: var(--spacing-2);
}

/* ============================================
   Buttons
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    font-family: inherit;
    font-size: var(--font-size-sm);
    font-weight: 500;
    padding: var(--spacing-3) var(--spacing-5);
    border-radius: var(--border-radius-sm);
    border: none;
    cursor: pointer;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast);
    text-decoration: none;
}

.btn:hover {
    transform: translateY(-2px);
}

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

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

.btn-secondary {
    background-color: white;
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
}

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

.btn-outline {
    background-color: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
}

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

.btn-lg {
    padding: var(--spacing-4) var(--spacing-6);
    font-size: var(--font-size-base);
}

/* ============================================
   Hero Section
   ============================================ */

.hero {
    padding-top: calc(72px + var(--section-padding));
    padding-bottom: var(--section-padding);
    background-color: var(--color-background);
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-success);
    background-color: var(--color-success-light);
    padding: var(--spacing-2) var(--spacing-4);
    border-radius: 9999px;
    margin-bottom: var(--spacing-6);
}

.badge-dot {
    width: 8px;
    height: 8px;
    background-color: var(--color-success);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: var(--spacing-6);
    color: var(--color-text-primary);
}

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

.hero-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    max-width: 640px;
    margin: 0 auto var(--spacing-8);
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-4);
    align-items: center;
}

/* ============================================
   Stats Section
   ============================================ */

.stats {
    padding: var(--spacing-12) 0;
    background-color: var(--color-surface);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-8);
    text-align: center;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-2);
}

.stat-number {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1;
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.stat-divider {
    display: none;
}

/* ============================================
   Section Headers
   ============================================ */

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-12);
}

.section-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-4);
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.section-cta {
    text-align: center;
    margin-top: var(--spacing-10);
}

/* ============================================
   Jobs Section
   ============================================ */

.jobs {
    padding: var(--section-padding) 0;
    background-color: var(--color-background);
}

.jobs-grid {
    display: grid;
    gap: var(--spacing-6);
}

.job-card {
    background-color: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: var(--spacing-6);
    transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.job-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
}

.job-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-4);
}

.job-company {
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-primary);
}

.badge-outline {
    font-size: var(--font-size-xs);
    font-weight: 500;
    color: var(--color-text-secondary);
    background-color: var(--color-surface);
    padding: var(--spacing-1) var(--spacing-3);
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--color-border);
}

.job-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-4);
}

.job-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-4);
}

.job-meta-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.job-meta-item svg {
    flex-shrink: 0;
}

.job-description {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-4);
}

.job-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-2);
}

.tag {
    font-size: var(--font-size-xs);
    font-weight: 500;
    color: var(--color-text-secondary);
    background-color: var(--color-surface);
    padding: var(--spacing-1) var(--spacing-3);
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--color-border);
}

/* ============================================
   Developers Section
   ============================================ */

.developers {
    padding: var(--section-padding) 0;
    background-color: var(--color-surface);
}

.developers-grid {
    display: grid;
    gap: var(--spacing-6);
}

.developer-card {
    background-color: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: var(--spacing-6);
    transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.developer-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
}

.developer-header {
    display: flex;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-4);
}

.developer-avatar {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: white;
    font-size: var(--font-size-lg);
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    flex-shrink: 0;
}

.developer-info {
    flex: 1;
    min-width: 0;
}

.developer-name {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-1);
}

.developer-role {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-1);
}

.developer-location {
    display: flex;
    align-items: center;
    gap: var(--spacing-1);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.developer-bio {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-4);
}

.developer-skills {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-2);
    margin-bottom: var(--spacing-4);
}

.developer-footer {
    display: flex;
    align-items: center;
}

.availability-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    font-size: var(--font-size-xs);
    font-weight: 500;
    padding: var(--spacing-2) var(--spacing-3);
    border-radius: var(--border-radius-sm);
}

.availability-badge.available {
    color: var(--color-success);
    background-color: var(--color-success-light);
}

.availability-dot {
    width: 6px;
    height: 6px;
    background-color: currentColor;
    border-radius: 50%;
}

/* ============================================
   Features Section
   ============================================ */

.features {
    padding: var(--section-padding) 0;
    background-color: var(--color-background);
}

.features-grid {
    display: grid;
    gap: var(--spacing-8);
}

.feature-card {
    text-align: center;
}

.feature-icon {
    width: 56px;
    height: 56px;
    background-color: rgba(37, 99, 235, 0.1);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius);
    margin: 0 auto var(--spacing-5);
}

.feature-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-3);
}

.feature-description {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: 1.7;
    max-width: 320px;
    margin: 0 auto;
}

/* ============================================
   CTA Section
   ============================================ */

.cta-section {
    padding: var(--section-padding) 0;
    background-color: var(--color-surface);
}

.cta-grid {
    display: grid;
    gap: var(--spacing-6);
}

.cta-card {
    background-color: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: var(--spacing-8);
    text-align: center;
    transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.cta-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
}

.cta-icon {
    width: 64px;
    height: 64px;
    background-color: rgba(37, 99, 235, 0.1);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin: 0 auto var(--spacing-5);
}

.cta-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-3);
}

.cta-text {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-6);
    max-width: 320px;
    margin-left: auto;
    margin-right: auto;
}

/* ============================================
   Footer
   ============================================ */

.footer {
    padding: var(--section-padding) 0 var(--spacing-8);
    background-color: var(--color-background);
    border-top: 1px solid var(--color-border);
}

.footer-grid {
    display: grid;
    gap: var(--spacing-10);
    margin-bottom: var(--spacing-12);
}

.footer-logo {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-primary);
    display: inline-block;
    margin-bottom: var(--spacing-4);
}

.footer-tagline {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-4);
    max-width: 320px;
}

.footer-managed {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

.footer-heading {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-4);
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
}

.footer-links a {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-primary);
}

.footer-bottom {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
    padding-top: var(--spacing-8);
    border-top: 1px solid var(--color-border);
}

.footer-copyright {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.footer-since {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

/* ============================================
   Responsive Styles
   ============================================ */

/* Tablet (768px+) */
@media (min-width: 768px) {
    :root {
        --container-padding: 2rem;
        --section-padding: 6rem;
    }
    
    .nav-links {
        display: flex;
    }
    
    .mobile-menu-btn {
        display: none;
    }
    
    .hero-title {
        font-size: var(--font-size-4xl);
    }
    
    .hero-actions {
        flex-direction: row;
        justify-content: center;
    }
    
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
        align-items: center;
    }
    
    .stat-divider {
        display: block;
        width: 1px;
        height: 40px;
        background-color: var(--color-border);
    }
    
    .jobs-grid,
    .developers-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .cta-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: 2fr repeat(3, 1fr);
    }
    
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
}

/* Desktop (1024px+) */
@media (min-width: 1024px) {
    :root {
        --container-padding: 2.5rem;
    }
    
    .hero-title {
        font-size: var(--font-size-5xl);
    }
    
    .section-title {
        font-size: var(--font-size-3xl);
    }
    
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ============================================
   Animation Utilities
   ============================================ */

/* Scroll reveal animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger delays */
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .reveal {
        opacity: 1;
        transform: none;
    }
}