/* ============================================
   Harlequin Labs - Main Stylesheet
   Color Palette from title.png
   ============================================ */

/* ============================================
   CSS Variables - Color Palette
   ============================================ */
:root {
    /* Primary Colors */
    --porcelain: #F2F3ED;
    --alabaster-grey: #EAE9E4;
    --soft-linen: #F2F0E9;
    --burnt-peach: #CB724E;
    --mauve-shadow: #523247;
    
    /* Semantic Colors */
    --color-background: var(--soft-linen);
    --color-surface: var(--porcelain);
    --color-surface-alt: var(--alabaster-grey);
    --color-primary: var(--burnt-peach);
    --color-text: var(--mauve-shadow);
    --color-text-light: rgba(82, 50, 71, 0.7);
    --color-accent: var(--burnt-peach);
    
    /* Typography */
    --font-heading: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(82, 50, 71, 0.08);
    --shadow-md: 0 4px 16px rgba(82, 50, 71, 0.12);
    --shadow-lg: 0 8px 32px rgba(82, 50, 71, 0.16);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background-color: transparent;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    position: relative;
}

html {
    background-color: var(--color-background);
}

/* Tile background support */
#tile-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

/* Ensure content is above tiles */
.navbar,
section,
footer {
    position: relative;
    z-index: 10;
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    color: var(--color-text);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
}

p {
    margin-bottom: 1rem;
    color: var(--color-text-light);
}

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

a:hover {
    color: var(--mauve-shadow);
}

/* ============================================
   Container & Layout
   ============================================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(242, 240, 233, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--alabaster-grey);
    transition: all var(--transition-base);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
}

.logo-img {
    height: 34px;
    width: auto;
    display: block;
}

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

.nav-links a {
    color: var(--color-text);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.nav-links a:hover {
    background-color: var(--alabaster-grey);
    color: var(--color-primary);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-text);
    transition: all var(--transition-fast);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    background: linear-gradient(135deg, rgba(242, 240, 233, 0.70) 0%, rgba(242, 243, 237, 0.70) 100%);
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    padding: var(--spacing-xl) 0;
}

.hero-logo-img {
    max-width: 300px;
    width: 100%;
    height: auto;
    margin: 0 auto var(--spacing-md) auto;
    display: block;
}

.hero-title {
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(135deg, var(--mauve-shadow) 0%, var(--burnt-peach) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1.25rem, 2.5vw, 1.75rem);
    color: var(--color-primary);
    font-weight: 500;
    margin-bottom: var(--spacing-md);
    font-family: var(--font-heading);
}

.hero-description {
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
    max-width: 650px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-family: var(--font-heading);
    text-decoration: none;
    transition: all var(--transition-base);
    cursor: pointer;
    border: 2px solid transparent;
    font-size: 1rem;
}

.btn-primary {
    background-color: var(--burnt-peach);
    color: white;
    box-shadow: var(--shadow-sm);
}

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

.btn-secondary {
    background-color: transparent;
    color: var(--color-text);
    border-color: var(--mauve-shadow);
}

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

/* ============================================
   Sections
   ============================================ */
section {
    padding: var(--spacing-xl) 0;
}

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

.section-title {
    margin-bottom: var(--spacing-sm);
}

.section-description {
    font-size: 1.125rem;
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   Projects Section
   ============================================ */
.projects {
    background-color: rgba(242, 243, 237, 0.70);
}

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

.project-card {
    background-color: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    border: 1px solid var(--alabaster-grey);
}

.project-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.project-card.featured {
    grid-column: 1 / -1;
    background: linear-gradient(135deg, rgba(203, 114, 78, 0.05) 0%, rgba(82, 50, 71, 0.05) 100%);
}

.project-icon {
    width: 80px;
    height: 80px;
    background-color: var(--burnt-peach);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    margin-bottom: var(--spacing-md);
}

.project-icon.placeholder {
    background-color: var(--alabaster-grey);
    color: var(--color-text-light);
}

.project-content {
    flex: 1;
}

.project-title {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.project-description {
    margin-bottom: var(--spacing-md);
}

.project-features {
    list-style: none;
    margin-bottom: var(--spacing-md);
}

.project-features li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--color-text-light);
}

.project-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--burnt-peach);
    font-weight: bold;
}

.project-status {
    margin-bottom: var(--spacing-md);
}

.status-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-badge.launching {
    background-color: rgba(203, 114, 78, 0.1);
    color: var(--burnt-peach);
}

.project-link {
    color: var(--burnt-peach);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.project-link:hover {
    gap: 0.75rem;
}

/* ============================================
   About Section
   ============================================ */
.about {
    background-color: rgba(242, 240, 233, 0.70);
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-text p {
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.about-values {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.value {
    background-color: white;
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--burnt-peach);
    box-shadow: var(--shadow-sm);
}

.value h3 {
    color: var(--burnt-peach);
    margin-bottom: var(--spacing-sm);
    font-size: 1.25rem;
}

.value p {
    margin: 0;
}

/* ============================================
   Contact Section
   ============================================ */
.contact {
    background-color: rgba(242, 243, 237, 0.70);
    text-align: center;
}

.contact-methods {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    flex-wrap: wrap;
}

.contact-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: white;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    color: var(--color-text);
    border: 2px solid transparent;
}

.contact-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--burnt-peach);
    color: var(--burnt-peach);
}

.contact-card svg {
    color: var(--burnt-peach);
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background-color: var(--mauve-shadow);
    color: var(--porcelain);
    padding: var(--spacing-lg) 0;
    text-align: center;
}

.footer-content p {
    color: rgba(242, 243, 237, 0.8);
    margin-bottom: 0.5rem;
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero-content {
        padding: var(--spacing-lg) 0;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .project-grid {
        grid-template-columns: 1fr;
    }
    
    .about-values {
        grid-template-columns: 1fr;
    }
    
    section {
        padding: var(--spacing-lg) 0;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-md: 1rem;
        --spacing-lg: 2rem;
        --spacing-xl: 3rem;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .logo-img {
        height: 36px;
    }
}

/* ============================================
   Accessibility
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

:focus-visible {
    outline: 2px solid var(--burnt-peach);
    outline-offset: 2px;
}

/* ============================================
   Utility Classes
   ============================================ */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}