/* ============================================
   Sockless Coding — Steampunk / Metal Theme
   ============================================ */

/* --- Google Fonts Import --- */
@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@400;500;600;700&family=Roboto+Mono:wght@300;400;500&family=Raleway:wght@300;400;500;600&display=swap');

/* --- CSS Custom Properties (Steampunk Palette) --- */
:root {
    /* Backgrounds */
    --bg-primary: #0d0d0d;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #242424;
    --bg-card: #1e1e1e;

    /* Copper / Brass Accents */
    --copper: #b87333;
    --copper-light: #cd7f32;
    --copper-dark: #8b5a2b;
    --brass: #d4af37;
    --brass-light: #e6c44d;

    /* Steel / Metal Tones */
    --steel: #4a4a4a;
    --steel-light: #6a6a6a;
    --steel-dark: #2a2a2a;

    /* Text Colors */
    --text-primary: #e8dcc8;
    --text-secondary: #b0a898;
    --text-muted: #7a7468;
    --text-heading: #f5efe3;

    /* Accent Colors */
    --accent-red: #8b2500;
    --accent-green: #2e5c1e;
    --accent-blue: #1a3a5c;

    /* Borders */
    --border-color: #3a3a3a;
    --border-accent: var(--copper);

    /* Typography */
    --font-heading: 'Oswald', sans-serif;
    --font-body: 'Raleway', sans-serif;
    --font-mono: 'Roboto Mono', monospace;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    min-height: 100vh;
    /* Subtle metallic texture overlay */
    background-image:
        radial-gradient(ellipse at top left, rgba(184, 115, 51, 0.03) 0%, transparent 50%),
        radial-gradient(ellipse at bottom right, rgba(212, 175, 55, 0.02) 0%, transparent 50%);
}

/* --- Metallic Texture Overlay (body background pattern) --- */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
    background-image:
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 2px,
            rgba(74, 74, 74, 0.03) 2px,
            rgba(74, 74, 74, 0.03) 4px
        );
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--text-heading);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    line-height: 1.2;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.2rem, 3vw, 1.8rem); }

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

a {
    color: var(--copper-light);
    text-decoration: none;
    transition: color var(--transition-fast), border-color var(--transition-fast);
}

a:hover {
    color: var(--brass-light);
}

code, pre {
    font-family: var(--font-mono);
    border-radius: 3px;
}

code {
    background: var(--bg-tertiary);
    padding: 0.15em 0.4em;
    font-size: 0.9em;
}

pre {
    border: 1px solid var(--border-color);
    padding: var(--spacing-md);
    overflow-x: auto;
    margin-bottom: var(--spacing-lg);
}

/* Code blocks inside <pre> (Prism.js targets these) */
pre code {
    background: transparent;
    border: none;
    padding: 0;
}

/* --- Steampunk Decorative Divider --- */
.steam-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    margin: var(--spacing-2xl) 0;
}

.steam-divider::before,
.steam-divider::after {
    content: '';
    flex: 1;
    max-width: 200px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--copper), transparent);
}

.steam-divider .gear-icon {
    width: 24px;
    height: 24px;
    fill: var(--copper);
    animation: gear-spin 12s linear infinite;
}

@keyframes gear-spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* --- Header / Navigation --- */
.site-header {
    background: var(--bg-secondary);
    border-bottom: 2px solid var(--copper-dark);
    position: sticky;
    top: 0;
    z-index: 1000;
    /* Metallic gradient on bottom border */
    box-shadow:
        0 2px 8px rgba(0, 0, 0, 0.5),
        0 4px 0 var(--copper-dark);
}

.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-md) var(--spacing-xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.site-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
}

.site-logo:hover {
    color: inherit;
}

.logo-gear {
    width: 36px;
    height: 36px;
    fill: var(--copper);
    animation: gear-spin 8s linear infinite;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-heading);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.logo-text span {
    color: var(--copper-light);
}

.site-nav > ul {
    display: flex;
    list-style: none;
    gap: var(--spacing-xl);
}

/* Parent li needs relative positioning for dropdown */
.site-nav > ul > li {
    position: relative;
}

.site-nav a {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
    padding: var(--spacing-sm) 0;
    border-bottom: 2px solid transparent;
    transition: color var(--transition-fast), border-color var(--transition-fast);
}

.site-nav a:hover,
.site-nav a.active {
    color: var(--copper-light);
    border-bottom-color: var(--copper);
}

/* Hamburger toggle — hidden on desktop, shown in mobile media query */
.nav-toggle {
    display: none;
}

/* --- Hero Section --- */
.hero-section {
    position: relative;
    padding: var(--spacing-3xl) var(--spacing-xl);
    text-align: center;
    background:
        linear-gradient(180deg, rgba(13, 13, 13, 0.7), rgba(26, 26, 26, 0.9)),
        repeating-linear-gradient(
            45deg,
            transparent,
            transparent 10px,
            rgba(184, 115, 51, 0.02) 10px,
            rgba(184, 115, 51, 0.02) 20px
        );
    border-bottom: 3px solid var(--copper-dark);
    overflow: hidden;
}

/* Steam/smoke animation effect */
.hero-section::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: -10%;
    width: 120%;
    height: 60px;
    background: linear-gradient(0deg, var(--bg-secondary), transparent);
    animation: steam-rise 4s ease-in-out infinite alternate;
}

@keyframes steam-rise {
    0% { opacity: 0.3; transform: translateY(5px); }
    100% { opacity: 0.6; transform: translateY(-5px); }
}

.hero-title {
    font-size: clamp(2.5rem, 7vw, 4.5rem);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    /* Metallic text gradient */
    background: linear-gradient(
        180deg,
        var(--text-heading) 0%,
        var(--copper-light) 50%,
        var(--brass) 100%
    );
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-tagline {
    font-family: var(--font-mono);
    font-size: clamp(1rem, 2.5vw, 1.3rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
}

.hero-cta {
    display: inline-block;
    padding: var(--spacing-md) var(--spacing-2xl);
    font-family: var(--font-heading);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--text-heading);
    background: linear-gradient(180deg, var(--copper), var(--copper-dark));
    border: 2px solid var(--brass);
    border-radius: 3px;
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.1),
        0 4px 8px rgba(0, 0, 0, 0.4);
    transition: all var(--transition-normal);
}

.hero-cta:hover {
    background: linear-gradient(180deg, var(--copper-light), var(--copper));
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.15),
        0 6px 12px rgba(184, 115, 51, 0.3);
    transform: translateY(-2px);
}

/* --- Main Content Container --- */
.main-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-2xl) var(--spacing-xl);
}

/* --- Section Headings --- */
.section-heading {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-heading h2 {
    position: relative;
    display: inline-block;
    padding-bottom: var(--spacing-md);
}

.section-heading h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--copper), var(--brass), var(--copper), transparent);
}

/* --- Project Cards Grid --- */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: var(--spacing-xl);
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: var(--spacing-lg);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-normal);
    /* Metallic top accent */
    border-top: 3px solid var(--copper-dark);
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--copper), transparent);
}

.project-card:hover {
    border-color: var(--copper);
    box-shadow:
        0 4px 20px rgba(184, 115, 51, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.03);
    transform: translateY(-3px);
}

.project-card h3 {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-sm);
}

.project-card h3 a {
    color: var(--text-heading);
}

.project-card h3 a:hover {
    color: var(--copper-light);
}

.project-description {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

/* --- GitHub Stats Badge --- */
.github-stats {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

.stat-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--bg-tertiary);
    border-radius: 3px;
    border: 1px solid var(--border-color);
}

.stat-badge .stat-icon {
    width: 14px;
    height: 14px;
}

/* --- Tech Tags (Metallic Badges) --- */
.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.tech-tag {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    padding: var(--spacing-xs) var(--spacing-sm);
    background: linear-gradient(180deg, var(--bg-tertiary), var(--steel-dark));
    border: 1px solid var(--copper-dark);
    border-radius: 2px;
    color: var(--copper-light);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* --- About Page Styles --- */
.about-section {
    max-width: 800px;
    margin: 0 auto;
}

.about-bio {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-2xl);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.skill-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 3px;
    border-left: 3px solid var(--copper-dark);
}

.skill-icon {
    width: 20px;
    height: 20px;
    fill: var(--copper);
}

.skill-name {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--text-primary);
}

/* --- Social Links --- */
.social-links {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.social-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 3px;
    color: var(--text-secondary);
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.9rem;
    transition: all var(--transition-normal);
}

.social-link:hover {
    border-color: var(--copper);
    color: var(--copper-light);
    box-shadow: 0 2px 10px rgba(184, 115, 51, 0.15);
}

.social-link svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

/* --- Project Modular Blocks --- */
.project-intro {
    margin-bottom: var(--spacing-2xl);
}

.feature-highlight {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
    transition: all var(--transition-normal);
}

.feature-highlight:hover {
    border-color: var(--copper);
    box-shadow: 0 4px 12px rgba(184, 115, 51, 0.1);
}

.feature-highlight-grid {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.feature-highlight-text {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.feature-highlight-text .rich-text-content {
    margin-bottom: 0;
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-xs);
}

.feature-title {
    margin-bottom: var(--spacing-xs);
}

.feature-highlight-image img {
    width: 100%;
    height: auto;
    border-radius: 3px;
    border: 1px solid var(--border-color);
    cursor: zoom-in;
    transition: opacity var(--transition-fast), border-color var(--transition-fast);
}

.feature-highlight-image img:hover {
    opacity: 0.9;
    border-color: var(--copper);
}

.image-caption {
    display: block;
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: var(--spacing-xs);
    font-family: var(--font-mono);
}

/* --- Footer --- */
.site-footer {
    background: var(--bg-secondary);
    border-top: 2px solid var(--copper-dark);
    padding: var(--spacing-xl) var(--spacing-xl);
    text-align: center;
    margin-top: var(--spacing-3xl);
}

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

.footer-text {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer-text a {
    color: var(--copper-light);
}

/* --- Utility Classes --- */
.text-center { text-align: center; }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }

/* --- Home Assistant Section --- */
.ha-hero-section {
    position: relative;
    padding: var(--spacing-3xl) var(--spacing-xl);
    text-align: center;
    background:
        linear-gradient(180deg, rgba(26, 58, 92, 0.4), rgba(13, 13, 13, 0.8)),
        repeating-linear-gradient(
            45deg,
            transparent,
            transparent 10px,
            rgba(26, 58, 92, 0.03) 10px,
            rgba(26, 58, 92, 0.03) 20px
        );
    border-bottom: 3px solid var(--accent-blue);
}

.ha-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: var(--spacing-md);
    background: linear-gradient(180deg, var(--text-heading) 0%, #4a90d9 50%, #6ab0ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.ha-tagline {
    font-family: var(--font-mono);
    font-size: clamp(1rem, 2.5vw, 1.3rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* --- Integrations Grid --- */
.integrations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: var(--spacing-xl);
}

.integration-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: var(--spacing-lg);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-normal);
    text-decoration: none;
    display: block;
    /* Blue accent for HA theme */
    border-top: 3px solid var(--accent-blue);
}

.integration-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, #4a90d9, transparent);
}

.integration-card:hover {
    border-color: var(--accent-blue);
    box-shadow:
        0 4px 20px rgba(26, 58, 92, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.03);
    transform: translateY(-3px);
}

.integration-card h3 {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-heading);
}

.integration-card h3 a {
    color: var(--text-heading);
}

.integration-card h3 a:hover {
    color: #4a90d9;
}

.integration-description {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.integration-link {
    display: inline-block;
    margin-top: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-md);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: #4a90d9;
    border: 1px solid var(--accent-blue);
    border-radius: 3px;
    transition: all var(--transition-fast);
}

.integration-link:hover {
    background: rgba(26, 58, 92, 0.2);
    color: #6ab0ff;
}

/* --- Integration Detail Page --- */
.integration-hero {
    position: relative;
    padding: var(--spacing-3xl) var(--spacing-xl);
    text-align: center;
    background:
        linear-gradient(180deg, rgba(26, 58, 92, 0.3), rgba(13, 13, 13, 0.7)),
        repeating-linear-gradient(
            45deg,
            transparent,
            transparent 10px,
            rgba(26, 58, 92, 0.02) 10px,
            rgba(26, 58, 92, 0.02) 20px
        );
    border-bottom: 3px solid var(--accent-blue);
}

.integration-hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.breadcrumb-nav ol {
    list-style: none;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: var(--spacing-lg);
}

.breadcrumb-separator {
    color: var(--copper-dark);
}

.integration-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: var(--spacing-md);
    background: linear-gradient(180deg, var(--text-heading) 0%, #4a90d9 50%, #6ab0ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.integration-subtitle {
    font-family: var(--font-mono);
    font-size: clamp(1rem, 2.5vw, 1.3rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

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

.rich-text-content {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-primary);
    margin-bottom: var(--spacing-2xl);
}

/* --- Tech Stack Section --- */
.tech-stack-section {
    margin-bottom: var(--spacing-2xl);
}

.tech-stack-section h2 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

.tech-tags-large .tech-tag {
    font-size: 0.85rem;
    padding: var(--spacing-xs) var(--spacing-md);
}

/* --- Integration Links / Buttons --- */
.integration-links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-3xl);
}

.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-xl);
    font-family: var(--font-heading);
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-radius: 3px;
    transition: all var(--transition-normal);
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(180deg, #4a90d9, #1a3a5c);
    border: 2px solid #6ab0ff;
    color: var(--text-heading);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1), 0 4px 8px rgba(0, 0, 0, 0.4);
}

.btn-primary:hover {
    background: linear-gradient(180deg, #6ab0ff, #4a90d9);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.15), 0 6px 12px rgba(74, 144, 217, 0.3);
    transform: translateY(-2px);
}

.btn-secondary {
    background: var(--bg-card);
    border: 2px solid var(--accent-blue);
    color: #4a90d9;
}

.btn-secondary:hover {
    background: rgba(26, 58, 92, 0.2);
    color: #6ab0ff;
    box-shadow: 0 2px 10px rgba(74, 144, 217, 0.15);
}

/* --- Related Integrations --- */
.related-integrations {
    margin-top: var(--spacing-3xl);
    padding-top: var(--spacing-2xl);
    border-top: 1px solid var(--border-color);
}

.related-integrations h2 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.integrations-grid-small {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

.integration-card-small {
    padding: var(--spacing-md);
}

/* --- Sub-navigation (dropdown on hover) --- */
.site-sub-nav {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 220px;
    padding: var(--spacing-sm) 0;
    margin: 0;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-top: 2px solid var(--copper);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-4px);
    transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
    z-index: 100;
}

/* Show dropdown on hover or when toggled open */
.site-nav > ul > li:hover .site-sub-nav,
.site-nav > ul > li.sub-open .site-sub-nav {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* Sub-menu toggle button (visible only on mobile) */
.sub-nav-toggle {
    display: none;
    position: absolute;
    top: 50%;
    right: 0;
    transform: translateY(-50%);
    width: 24px;
    height: 24px;
    padding: 0;
    background: transparent;
    border: none;
    cursor: pointer;
    color: var(--copper-light);
    transition: transform var(--transition-normal);
}

.sub-nav-toggle svg {
    display: block;
    width: 12px;
    height: 8px;
}

.site-nav > ul > li.sub-open .sub-nav-toggle svg {
    transform: rotate(180deg);
}

.site-sub-nav li a {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    text-transform: none;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    padding: var(--spacing-sm) var(--spacing-lg);
    display: block;
    border-bottom: none;
    transition: color var(--transition-fast), background-color var(--transition-fast);
}

.site-sub-nav li a:hover,
.site-sub-nav li a.active {
    color: #4a90d9;
    background-color: rgba(74, 144, 217, 0.08);
}

/* Python sub-nav variant */
.python-sub-nav a:hover,
.python-sub-nav a.active {
    color: #ffd43b;
    border-bottom-color: #ffd43b;
}

/* Articles sub-nav variant */
.articles-sub-nav a:hover,
.articles-sub-nav a.active {
    color: var(--brass-light);
    border-bottom-color: var(--brass);
}

/* ============================================
   Python Libraries Section
   ============================================ */
.python-hero-section {
    position: relative;
    padding: var(--spacing-3xl) var(--spacing-xl);
    text-align: center;
    background:
        linear-gradient(180deg, rgba(54, 96, 146, 0.4), rgba(13, 13, 13, 0.8)),
        repeating-linear-gradient(
            45deg,
            transparent,
            transparent 10px,
            rgba(255, 217, 61, 0.02) 10px,
            rgba(255, 217, 61, 0.02) 20px
        );
    border-bottom: 3px solid #3776ab;
}

.python-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: var(--spacing-md);
    background: linear-gradient(180deg, var(--text-heading) 0%, #ffd43b 50%, #3776ab 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.python-tagline {
    font-family: var(--font-mono);
    font-size: clamp(1rem, 2.5vw, 1.3rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* --- Python Libs Grid --- */
.python-libs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: var(--spacing-xl);
}

.python-lib-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: var(--spacing-lg);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-normal);
    text-decoration: none;
    display: block;
    /* Python-themed accent */
    border-top: 3px solid #3776ab;
}

.python-lib-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, #ffd43b, transparent);
}

.python-lib-card:hover {
    border-color: #3776ab;
    box-shadow:
        0 4px 20px rgba(55, 118, 171, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.03);
    transform: translateY(-3px);
}

.python-lib-card h3 {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-heading);
}

.python-lib-card h3 a {
    color: var(--text-heading);
}

.python-lib-card h3 a:hover {
    color: #ffd43b;
}

.lib-description {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.lib-link {
    display: inline-block;
    margin-top: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-md);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: #ffd43b;
    border: 1px solid #3776ab;
    border-radius: 3px;
    transition: all var(--transition-fast);
}

.lib-link:hover {
    background: rgba(55, 118, 171, 0.2);
    color: #ffe066;
}

/* --- Python Lib Detail Page --- */
.python-lib-hero {
    position: relative;
    padding: var(--spacing-3xl) var(--spacing-xl);
    text-align: center;
    background:
        linear-gradient(180deg, rgba(54, 96, 146, 0.3), rgba(13, 13, 13, 0.7)),
        repeating-linear-gradient(
            45deg,
            transparent,
            transparent 10px,
            rgba(255, 217, 61, 0.02) 10px,
            rgba(255, 217, 61, 0.02) 20px
        );
    border-bottom: 3px solid #3776ab;
}

.python-lib-hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.python-lib-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: var(--spacing-md);
    background: linear-gradient(180deg, var(--text-heading) 0%, #ffd43b 50%, #3776ab 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.python-lib-subtitle {
    font-family: var(--font-mono);
    font-size: clamp(1rem, 2.5vw, 1.3rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

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

/* --- Python Lib Links / Buttons --- */
.lib-links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-3xl);
}

.btn-python-primary {
    background: linear-gradient(180deg, #3776ab, #2b5a84);
    border: 2px solid #ffd43b;
    color: var(--text-heading);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1), 0 4px 8px rgba(0, 0, 0, 0.4);
}

.btn-python-primary:hover {
    background: linear-gradient(180deg, #4a90d9, #3776ab);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.15), 0 6px 12px rgba(55, 118, 171, 0.3);
    transform: translateY(-2px);
}

.btn-python-secondary {
    background: var(--bg-card);
    border: 2px solid #3776ab;
    color: #ffd43b;
}

.btn-python-secondary:hover {
    background: rgba(55, 118, 171, 0.2);
    color: #ffe066;
    box-shadow: 0 2px 10px rgba(55, 118, 171, 0.15);
}

/* --- Related Libraries --- */
.related-libs {
    margin-top: var(--spacing-3xl);
    padding-top: var(--spacing-2xl);
    border-top: 1px solid var(--border-color);
}

.related-libs h2 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.python-libs-grid-small {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

.python-lib-card-small {
    padding: var(--spacing-md);
}

/* ============================================
   Articles Section
   ============================================ */
.articles-hero-section {
    position: relative;
    padding: var(--spacing-3xl) var(--spacing-xl);
    text-align: center;
    background:
        linear-gradient(180deg, rgba(74, 74, 74, 0.4), rgba(13, 13, 13, 0.8)),
        repeating-linear-gradient(
            45deg,
            transparent,
            transparent 10px,
            rgba(212, 175, 55, 0.02) 10px,
            rgba(212, 175, 55, 0.02) 20px
        );
    border-bottom: 3px solid var(--brass);
}

.articles-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: var(--spacing-md);
    background: linear-gradient(180deg, var(--text-heading) 0%, var(--brass) 50%, var(--copper-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.articles-tagline {
    font-family: var(--font-mono);
    font-size: clamp(1rem, 2.5vw, 1.3rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* --- Articles Grid --- */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
    gap: var(--spacing-xl);
}

.article-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: var(--spacing-lg);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-normal);
    text-decoration: none;
    display: block;
    /* Brass accent for articles */
    border-top: 3px solid var(--brass);
}

.article-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--brass), transparent);
}

.article-card:hover {
    border-color: var(--brass);
    box-shadow:
        0 4px 20px rgba(212, 175, 55, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.03);
    transform: translateY(-3px);
}

.article-card h3 {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-heading);
}

.article-summary {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.article-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.article-date {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* --- Article Hero (Detail Page) --- */
.article-hero-section {
    position: relative;
    padding: var(--spacing-3xl) var(--spacing-xl);
    text-align: center;
    background:
        linear-gradient(180deg, rgba(74, 74, 74, 0.3), rgba(13, 13, 13, 0.7)),
        repeating-linear-gradient(
            45deg,
            transparent,
            transparent 10px,
            rgba(212, 175, 55, 0.02) 10px,
            rgba(212, 175, 55, 0.02) 20px
        );
    border-bottom: 3px solid var(--brass);
}

.article-hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.article-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: var(--spacing-md);
    background: linear-gradient(180deg, var(--text-heading) 0%, var(--brass) 50%, var(--copper-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.article-hero-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    margin-top: var(--spacing-md);
}

/* --- Article Body (Readable Typography) --- */
.article-body {
    max-width: 900px;
    margin: 0 auto;
}

.article-rich-text {
    font-size: 1.1rem;
    line-height: 1.9;
}

.article-rich-text h2,
.article-rich-text h3 {
    margin-top: var(--spacing-2xl);
    margin-bottom: var(--spacing-md);
}

.article-rich-text p {
    margin-bottom: var(--spacing-lg);
}

.article-rich-text ol,
.article-rich-text ul {
    margin: 0 0 var(--spacing-lg) 0;
    padding-left: 1.5em;
}

.article-rich-text li {
    margin-bottom: var(--spacing-sm);
}

/* Screenshots vary wildly in native size (portrait chat panels vs. full
   IDE captures) -- constrain every one to the same content width so the
   article reads as a consistent strip of steps rather than a jumble of
   differently sized images. */
.article-rich-text figure {
    margin: var(--spacing-2xl) auto;
    max-width: 700px;
}

.article-rich-text figure img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    cursor: zoom-in;
    transition: opacity var(--transition-fast), border-color var(--transition-fast);
}

.article-rich-text figure img:hover {
    opacity: 0.9;
    border-color: var(--copper);
}

.article-rich-text figcaption {
    margin-top: var(--spacing-sm);
    text-align: center;
    font-size: 0.9rem;
    font-style: italic;
    color: var(--text-secondary);
}

/* --- Related Articles --- */
.related-articles {
    margin-top: var(--spacing-3xl);
    padding-top: var(--spacing-2xl);
    border-top: 1px solid var(--border-color);
}

.related-articles h2 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.articles-grid-small {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

.article-card-small {
    padding: var(--spacing-md);
}

/* --- Home Page Grid Variants (smaller cards on home) --- */
.articles-grid-home,
.integrations-grid-home,
.python-libs-grid-home,
.projects-grid-home {
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}

/* --- Home Page Two-Column Layout (side-by-side sections) --- */
.home-two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: stretch; /* Both columns equal height */
}

.home-two-col > div {
    display: flex;
    flex-direction: column;
    height: 100%; /* Inner containers fill the full column height */
}

.home-two-col .section-heading h2 {
    font-size: clamp(1.3rem, 3vw, 2rem);
}

/* Cards inside two-column stacks — equal height via grid */
.home-two-col .articles-grid-home,
.home-two-col .integrations-grid-home,
.home-two-col .python-libs-grid-home,
.home-two-col .projects-grid-home {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    flex: 1; /* Cards take up remaining space */
}

/* Make cards stretch to equal height within their stack */
.home-two-col .article-card,
.home-two-col .integration-card,
.home-two-col .python-lib-card,
.home-two-col .project-card {
    display: flex;
    flex-direction: column;
}

/* Push meta/footer (stars, dates) to bottom so cards align */
.home-two-col .article-meta,
.home-two-col .github-stats {
    margin-top: auto;
}

/* --- Projects Hero Section --- */
.projects-hero-section {
    position: relative;
    padding: var(--spacing-3xl) var(--spacing-xl);
    text-align: center;
    background:
        linear-gradient(180deg, rgba(139, 69, 19, 0.25), rgba(13, 13, 13, 0.8)),
        repeating-linear-gradient(
            45deg,
            transparent,
            transparent 10px,
            rgba(205, 133, 63, 0.02) 10px,
            rgba(205, 133, 63, 0.02) 20px
        );
    border-bottom: 3px solid var(--copper);
}

.projects-hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.projects-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: var(--spacing-md);
    background: linear-gradient(180deg, var(--text-heading) 0%, var(--copper) 50%, var(--brass) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.projects-tagline {
    font-family: var(--font-mono);
    font-size: clamp(1rem, 2.5vw, 1.3rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* --- Project Hero (Detail Page) --- */
.project-hero-section {
    position: relative;
    padding: var(--spacing-3xl) var(--spacing-xl);
    text-align: center;
    background:
        linear-gradient(180deg, rgba(139, 69, 19, 0.2), rgba(13, 13, 13, 0.7)),
        repeating-linear-gradient(
            45deg,
            transparent,
            transparent 10px,
            rgba(205, 133, 63, 0.02) 10px,
            rgba(205, 133, 63, 0.02) 20px
        );
    border-bottom: 3px solid var(--copper);
}

.project-hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.project-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: var(--spacing-md);
    background: linear-gradient(180deg, var(--text-heading) 0%, var(--copper) 50%, var(--brass) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.project-hero-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    margin-top: var(--spacing-md);
}

/* --- Projects Grid --- */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: var(--spacing-xl);
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: var(--spacing-lg);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-normal);
    text-decoration: none;
    display: block;
    /* Copper accent for projects */
    border-top: 3px solid var(--copper);
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--copper), transparent);
}

.project-card:hover {
    border-color: var(--copper);
    box-shadow:
        0 4px 20px rgba(205, 133, 63, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.03);
    transform: translateY(-3px);
}

.project-card h3 {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-heading);
}

.project-card h3 a {
    color: var(--text-heading);
    text-decoration: none;
}

.project-card h3 a:hover {
    color: var(--copper-light, #e8a54b);
}

.project-description {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.project-card-footer {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-sm);
}

.project-link {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    border-radius: 3px;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.project-link-demo {
    color: #37b888;
    border: 1px solid rgba(55, 184, 136, 0.4);
}

.project-link-demo:hover {
    background: rgba(55, 184, 136, 0.15);
    color: #5fd9a2;
}

.project-link-github {
    color: var(--text-heading);
    border: 1px solid var(--border-color);
}

.project-link-github:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--copper);
}

/* --- Project Detail Page Body --- */
.project-body {
    max-width: 900px;
    margin: 0 auto;
}

.project-body img {
    max-width: 100%;
    height: auto;
    margin: var(--spacing-lg) 0;
    cursor: zoom-in;
    transition: opacity var(--transition-fast);
}

.project-body img:hover {
    opacity: 0.9;
}

.project-rich-text {
    font-size: 1.1rem;
    line-height: 1.9;
}

.project-description-full {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

.project-actions {
    text-align: center;
}

/* --- Related Projects --- */
.related-projects {
    margin-top: var(--spacing-3xl);
}

.projects-grid-small {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

.project-card-small {
    padding: var(--spacing-md);
}

.project-card-placeholder {
    text-align: center;
    opacity: 0.6;
    border-top-color: var(--border-color);
}

/* --- Responsive Adjustments --- */
@media (max-width: 768px) {
    /* Keep logo and hamburger on the same row */
    .header-inner {
        flex-direction: row;
        gap: var(--spacing-md);
    }

    /* Nav fills full width below the header bar */
    .site-nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-secondary);
        border-bottom: 2px solid var(--copper-dark);
        z-index: 999;
    }

    .site-nav > ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--spacing-md);
    }

    /* On mobile, show subnav inline below the parent item */
    /* Hamburger toggle button */
    .nav-toggle {
        display: flex;
        flex-direction: column;
        justify-content: center;
        gap: 5px;
        width: 36px;
        height: 36px;
        background: transparent;
        border: none;
        cursor: pointer;
        padding: 0;
    }

    .nav-toggle span {
        display: block;
        width: 100%;
        height: 2px;
        background: var(--copper-light);
        border-radius: 1px;
        transition: transform var(--transition-normal), opacity var(--transition-normal);
    }

    /* Animate hamburger to X when open */
    .nav-toggle[aria-expanded="true"] span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .nav-toggle[aria-expanded="true"] span:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle[aria-expanded="true"] span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    /* Collapsed nav — hidden by default on mobile */
    .site-nav > ul {
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        max-height: 0;
        overflow: hidden;
        opacity: 0;
        transition: max-height 0.4s ease, opacity var(--transition-normal);
    }

    .site-nav.open > ul {
        max-height: calc(100vh - 64px);
        overflow-y: auto;
        opacity: 1;
    }

    /* Parent li must not clip children on mobile */
    .site-nav > ul > li {
        overflow: visible;
        position: relative;
    }

    /* Nav items stacked vertically */
    .site-nav a {
        display: block;
        padding: var(--spacing-md) var(--spacing-lg);
        border-bottom: none;
        border-left: 3px solid transparent;
    }

    .site-nav a:hover,
    .site-nav a.active {
        background: var(--bg-tertiary);
        border-left-color: var(--copper);
        border-bottom: none;
    }

    /* Show toggle button on mobile */
    .sub-nav-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    /* Subnav on mobile — collapsed by default, shown when toggled */
    .site-sub-nav {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border-top: none;
        background: var(--bg-tertiary);
        margin-left: var(--spacing-lg);
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
    }

    .site-nav > ul > li.sub-open .site-sub-nav {
        max-height: 500px;
    }

    .projects-grid,
    .integrations-grid,
    .python-libs-grid,
    .articles-grid {
        grid-template-columns: 1fr;
    }

    .hero-section,
    .ha-hero-section,
    .integration-hero,
    .py-hero-section,
    .articles-hero-section,
    .article-hero-section {
        padding: var(--spacing-2xl) var(--spacing-md);
    }

    .site-sub-nav {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .integration-links {
        flex-direction: column;
    }

    .btn {
        text-align: center;
    }

    /* Stack two-column home layout vertically on mobile */
    .home-two-col {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
}

/* ============================================
   What I Do Section
   ============================================ */
.what-i-do-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.work-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    transition: all var(--transition-normal);
}

.work-item:hover {
    border-color: var(--copper-dark, #8b5a2b);
    box-shadow: 0 2px 12px rgba(184, 115, 51, 0.1);
}

.work-icon {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    fill: var(--copper, #b87333);
}

.work-icon svg {
    width: 24px;
    height: 24px;
}

.work-content h4 {
    font-size: 1.05rem;
    margin-bottom: var(--spacing-xs);
    color: var(--text-heading, #f5efe3);
}

.work-content p {
    color: var(--text-secondary, #b0a898);
    font-size: 0.92rem;
    line-height: 1.6;
    margin-bottom: 0;
}

/* ============================================
   Contact Form
   ============================================ */
.contact-form {
    max-width: 640px;
    margin: var(--spacing-xl) auto 0;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: var(--spacing-2xl, 3rem);
    position: relative;
}

.contact-form::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--copper-dark, #8b5a2b), var(--copper, #b87333), var(--brass, #d4af37));
    border-radius: 4px 4px 0 0;
}

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

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

.form-group label {
    display: block;
    font-family: var(--font-heading, 'Oswald', sans-serif);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-secondary, #b0a898);
    margin-bottom: var(--spacing-xs);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    font-family: var(--font-body, 'Raleway', sans-serif);
    font-size: 0.95rem;
    color: var(--text-primary, #e8dcc8);
    background: var(--bg-tertiary, #242424);
    border: 1px solid var(--border-color);
    border-radius: 3px;
    outline: none;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted, #7a7468);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--copper, #b87333);
    box-shadow: 0 0 0 2px rgba(184, 115, 51, 0.15);
}

.form-group input.invalid,
.form-group textarea.invalid {
    border-color: var(--accent-red, #8b2500);
    box-shadow: 0 0 0 2px rgba(139, 37, 0, 0.15);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Cap widget spacing */
cap-widget {
    display: block;
    margin-bottom: var(--spacing-lg);
}

.contact-submit-btn {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-2xl, 3rem);
    font-family: var(--font-heading, 'Oswald', sans-serif);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--text-heading, #f5efe3);
    background: linear-gradient(180deg, var(--copper, #b87333), var(--copper-dark, #8b5a2b));
    border: 2px solid var(--brass, #d4af37);
    border-radius: 3px;
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.1),
        0 4px 8px rgba(0, 0, 0, 0.4);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.contact-submit-btn:hover:not(:disabled) {
    background: linear-gradient(180deg, var(--copper-light, #cd7f32), var(--copper, #b87333));
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.15),
        0 6px 12px rgba(184, 115, 51, 0.3);
    transform: translateY(-2px);
}

.contact-submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.form-status {
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 3px;
    font-size: 0.9rem;
    text-align: center;
}

.form-status.success {
    background: rgba(46, 92, 30, 0.2);
    border: 1px solid var(--accent-green, #2e5c1e);
    color: #8bc34a;
}

.form-status.error {
    background: rgba(139, 37, 0, 0.2);
    border: 1px solid var(--accent-red, #8b2500);
    color: #e74c3c;
}

/* Responsive adjustments */
@media (max-width: 600px) {
    .form-row {
        grid-template-columns: 1fr;
    }

    .contact-form {
        padding: var(--spacing-lg);
    }

    .work-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
}

/* --- Image Lightbox (click-to-enlarge for screenshots) --- */
.lightbox-overlay {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2xl) var(--spacing-xl);
    background: rgba(13, 13, 13, 0.92);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.lightbox-overlay.is-open {
    opacity: 1;
    visibility: visible;
}

.lightbox-figure {
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: min(90vw, 1400px);
    max-height: 90vh;
    transform: scale(0.96);
    transition: transform var(--transition-normal);
}

.lightbox-overlay.is-open .lightbox-figure {
    transform: scale(1);
}

.lightbox-img {
    display: block;
    max-width: 100%;
    max-height: calc(90vh - 3rem);
    width: auto;
    height: auto;
    border-radius: 6px;
    border: 1px solid var(--copper);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.6);
}

.lightbox-caption {
    margin-top: var(--spacing-md);
    text-align: center;
    font-size: 0.95rem;
    font-style: italic;
    color: var(--text-secondary);
    max-width: 100%;
}

.lightbox-close {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-primary);
    font-size: 1.5rem;
    line-height: 1;
    cursor: pointer;
    transition: border-color var(--transition-fast), color var(--transition-fast);
}

.lightbox-close:hover,
.lightbox-close:focus-visible {
    border-color: var(--brass);
    color: var(--brass);
}

@media (max-width: 600px) {
    .lightbox-overlay {
        padding: var(--spacing-lg) var(--spacing-md);
    }

    .lightbox-close {
        top: var(--spacing-md);
        right: var(--spacing-md);
        width: 38px;
        height: 38px;
    }
}