/* ============================================
   DESIGN SYSTEM - Linux Mint Minimal (Compact)
   ============================================ */

:root {
    /* Colors */
    --color-black: #0d0d0d;
    --color-bg: #0f0f0f;
    --color-bg-elevated: #161616;
    --color-bg-card: #1a1a1a;
    --color-bg-hover: #222;
    --color-surface: #252525;

    --color-white: #f5f5f5;
    --color-text: #e0e0e0;
    --color-text-secondary: #999;
    --color-text-muted: #666;

    --color-green: #87cf3e;
    --color-green-dim: #6fb32e;
    --color-green-bright: #a3e65c;
    --color-green-glow: rgba(135, 207, 62, 0.12);

    --color-border: #2a2a2a;
    --color-border-subtle: #222;

    /* Language colors */
    --lang-c: #555555;
    --lang-cpp: #f34b7d;
    --lang-python: #3572A5;
    --lang-javascript: #f1e05a;
    --lang-html: #e34c26;

    /* Typography */
    --font-system: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    --font-mono: 'SF Mono', 'Fira Code', 'Consolas', 'Monaco', monospace;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 0.875rem;
    --space-lg: 1.25rem;
    --space-xl: 1.75rem;
    --space-2xl: 2.5rem;
    --space-3xl: 3.5rem;

    /* Layout - NARROW */
    --container-max: 860px;
    --nav-height: 52px;

    /* Radius */
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 10px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
    --shadow-window: 0 8px 32px rgba(0, 0, 0, 0.6), 0 0 0 1px var(--color-border);

    /* Transitions */
    --transition-fast: 120ms ease;
    --transition-normal: 200ms ease;

    /* Z-index */
    --z-nav: 100;
    --z-terminal-btn: 200;
    --z-terminal: 300;
}

/* ============================================
   RESET & BASE
   ============================================ */

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--nav-height) + var(--space-lg));
    overflow-x: clip; /* contain card fly-off; clip ≠ hidden: no scroll container, position:fixed unaffected */
}

body {
    font-family: var(--font-system);
    font-size: 14px;
    line-height: 1.55;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
}

/* Subtle grain */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    opacity: 0.025;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    z-index: 9999;
}

.skip-link {
    position: absolute;
    top: -100%;
    left: var(--space-md);
    background: var(--color-green);
    color: var(--color-black);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    font-size: 13px;
    z-index: 9999;
}

.skip-link:focus {
    top: var(--space-md);
}

:focus-visible {
    outline: 2px solid var(--color-green);
    outline-offset: 2px;
}

::selection {
    background: var(--color-green);
    color: var(--color-black);
}

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

/* ============================================
   NAVIGATION
   ============================================ */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    background: rgba(15, 15, 15, 0.92);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border-subtle);
    z-index: var(--z-nav);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 6px;
    font-weight: 700;
    font-size: 15px;
    color: var(--color-white);
    text-decoration: none;
    letter-spacing: -0.3px;
}
/* Maybe an other time =-( */
/* .nav-logo-img {
    filter: drop-shadow(0 2px 4px var(--color-green-bright));
    display: block;
    height: 50px;
    width: auto;
} */


.logo-dot {
    width: 6px;
    height: 6px;
    background: var(--color-green);
    border-radius: var(--radius-full);
}

.nav-toggle {
    display: none;
    width: 36px;
    height: 36px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
}

.hamburger {
    display: block;
    position: relative;
    width: 20px;
    height: 2px;
    background: var(--color-text);
    transition: background var(--transition-fast);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 0;
    width: 20px;
    height: 2px;
    background: var(--color-text);
    transition: transform var(--transition-normal);
}

.hamburger::before { top: -6px; }
.hamburger::after { top: 6px; }

.nav-toggle[aria-expanded="true"] .hamburger {
    background: transparent;
}

.nav-toggle[aria-expanded="true"] .hamburger::before {
    transform: translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .hamburger::after {
    transform: translateY(-6px) rotate(-45deg);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2px;
    list-style: none;
}

.nav-link {
    display: block;
    padding: var(--space-sm) var(--space-md);
    color: var(--color-text-secondary);
    font-size: 13px;
    font-weight: 500;
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.nav-link:hover {
    color: var(--color-text);
    background: var(--color-bg-hover);
}

.nav-link.active {
    color: var(--color-green);
}

.nav-link-page {
    margin-left: var(--space-sm);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
}

.nav-link-page:hover {
    border-color: var(--color-green);
}

@media (max-width: 700px) {
    .nav-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .nav-links {
        position: fixed;
        top: var(--nav-height);
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--color-bg-elevated);
        border-bottom: 1px solid var(--color-border);
        padding: var(--space-md);
        gap: 2px;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-normal);
    }

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

    .nav-link {
        width: 100%;
        text-align: center;
        padding: var(--space-md);
    }

    .nav-link-page {
        margin-left: 0;
        margin-top: var(--space-sm);
    }
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    font-family: inherit;
    font-size: 13px;
    font-weight: 500;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

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

.btn-primary:hover {
    background: var(--color-green-bright);
    transform: translateY(-1px);
}

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

.btn-secondary:hover {
    border-color: var(--color-green);
    color: var(--color-green);
}

.btn-terminal {
    background: transparent;
    color: var(--color-green);
    border: 1px solid var(--color-green);
    font-family: var(--font-mono);
    font-size: 12px;
}

.btn-terminal:hover {
    background: var(--color-green-glow);
    box-shadow: 0 0 14px var(--color-green-glow);
    transform: translateY(-1px);
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero-section {
    min-height: auto;
    /* min-height: 100vh; maybe try this later.. */
    display: flex;
    align-items: center;
    padding: calc(var(--nav-height) + var(--space-2xl)) 0 var(--space-2xl);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 220px;
    gap: var(--space-2xl);
    align-items: center;
}

.hero-greeting {
    font-size: 13px;
    color: var(--color-green);
    margin-bottom: var(--space-xs);
    font-weight: 500;
}

.hero-name {
    font-size: clamp(1.75rem, 5vw, 2.5rem);
    font-weight: 700;
    color: var(--color-white);
    letter-spacing: -0.5px;
    margin-bottom: var(--space-xs);
    line-height: 1.1;
}

.hero-tagline {
    font-size: 14px;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-sm);
}

.hero-tagline .age,
.hero-tagline .location {
    color: var(--color-text);
}

.hero-role {
    font-size: 15px;
    color: var(--color-white);
    font-weight: 500;
    margin-bottom: var(--space-xl);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-md);
}

.hero-socials {
    display: flex;
    gap: var(--space-xs);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    color: var(--color-text-secondary);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.social-link:hover {
    color: var(--color-green);
    border-color: var(--color-green);
    transform: translateY(-1px);
}

/* Photo Deck */
.hero-photo {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
}

.photo-deck-wrapper {
    position: relative;
    width: 200px;
    height: 260px;
}

.photo-deck {
    position: relative;
    width: 100%;
    height: 100%;
    perspective: 800px;
}

.photo-card {
    position: absolute;
    width: 180px;
    height: 240px;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    cursor: grab;
    touch-action: none;
    user-select: none;
    transition: transform 0.25s ease, box-shadow 0.25s ease, opacity 0.3s ease;
    transform-origin: center center;        /* TODO maybe don't need */
}

.photo-card:active {
    cursor: grabbing;
}

.photo-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    pointer-events: none;
}

.photo-card.dragging {
    transition: none;
    box-shadow: var(--shadow-lg);
}

.photo-card.dismissed {
    opacity: 0;
    pointer-events: none;
}

/* Peek effect for stacked cards */
.photo-card:nth-child(1) { z-index: 5; }
.photo-card:nth-child(2) { z-index: 4; transform: translate(-50%, -50%) translateX(-12px) scale(0.95); opacity: 0.7; }
.photo-card:nth-child(3) { z-index: 3; transform: translate(-50%, -50%) translateX(12px) scale(0.9); opacity: 0.5; }
.photo-card:nth-child(4) { z-index: 2; transform: translate(-50%, -50%) scale(0.85); opacity: 0.3; }
.photo-card:nth-child(5) { z-index: 1; transform: translate(-50%, -50%) scale(0.8); opacity: 0.2; }

.photo-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-bg-card), var(--color-surface));
    color: var(--color-text-muted);
    font-size: 2rem;
    font-weight: 600;
}

.photo-reset {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    font-size: 12px;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: absolute;
    left: 50%;
    bottom: 12px;
    transform: translateX(-50%);
    z-index: 10;
}

.photo-reset:hover {
    color: var(--color-green);
    border-color: var(--color-green);
}

.photo-reset[hidden] { display: none; }

.photo-hint {
    font-size: 11px;
    color: var(--color-text-muted);
    text-align: center;
}

@media (max-width: 700px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--space-xl);
    }

    .hero-photo {
        order: -1;
    }

    .hero-actions {
        justify-content: center;
    }

    .photo-deck-wrapper {
        width: 180px;
        height: 240px;
    }

    .photo-card {
        width: 160px;
        height: 220px;
    }
}

/* ============================================
   SECTIONS
   ============================================ */

.section-title,
.page-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-white);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
}

.title-accent {
    color: var(--color-green);
    font-family: var(--font-mono);
    font-weight: 400;
}

/* ============================================
   WINDOW CARD (Timeline)
   ============================================ */

.timeline-section {
    padding: var(--space-3xl) 0;
}

.window-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-window);
}

.window-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-sm) var(--space-md);
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
}

.window-dots {
    display: flex;
    gap: 6px;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: var(--radius-full);
}

.dot-red { background: #ff5f56; }
.dot-yellow { background: #ffbd2e; }
.dot-green { background: #27c93f; }

.window-title {
    font-size: 12px;
    color: var(--color-text-muted);
    font-weight: 500;
}

.window-toolbar {
    display: flex;
    justify-content: center;
    padding: var(--space-md);
    border-bottom: 1px solid var(--color-border);
    background: var(--color-bg-elevated);
}

.timeline-toggle {
    display: flex;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.toggle-btn {
    padding: var(--space-sm) var(--space-lg);
    background: transparent;
    border: none;
    color: var(--color-text-secondary);
    font-family: inherit;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.toggle-btn:hover {
    color: var(--color-text);
}

.toggle-btn.active {
    background: var(--color-green);
    color: var(--color-black);
}

.window-body {
    padding: var(--space-lg);
}

/* Timeline content */
.timeline-view {
    display: none;
}

.timeline-view.active {
    display: block;
    animation: flickerIn 0.25s ease-out;
}

@keyframes flickerIn {
    0% { opacity: 0; }
    20% { opacity: 1; }
    25% { opacity: 0.4; }
    30% { opacity: 1; }
    100% { opacity: 1; }
}

.timeline-track {
    position: relative;
    padding-left: var(--space-lg);
}

.timeline-track::before {
    content: '';
    position: absolute;
    left: 4px;
    top: 6px;
    bottom: 6px;
    width: 1px;
    background: var(--color-border);
}

.timeline-item {
    position: relative;
    padding-bottom: var(--space-lg);
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-marker {
    position: absolute;
    left: calc(-1 * var(--space-lg) + 1px);
    top: 5px;
    width: 8px;
    height: 8px;
    background: var(--color-bg);
    border: 2px solid var(--color-green);
    border-radius: var(--radius-full);
}

.timeline-date {
    font-size: 11px;
    font-family: var(--font-mono);
    color: var(--color-green);
    margin-bottom: var(--space-xs);
}

.timeline-role {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: 2px;
}

.timeline-company {
    font-size: 12px;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-sm);
}

.timeline-details {
    list-style: none;
}

.timeline-details li {
    position: relative;
    padding-left: var(--space-md);
    font-size: 12px;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xs);
    line-height: 1.5;
}

.timeline-details li::before {
    content: '>';
    position: absolute;
    left: 0;
    color: var(--color-green);
    font-family: var(--font-mono);
    font-size: 11px;
}

/* ============================================
   FEATURED PROJECTS
   ============================================ */

.featured-section {
    padding: var(--space-3xl) 0;
    background: var(--color-bg-elevated);
}

.featured-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.project-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    transition: all var(--transition-fast);
}

.project-card:hover {
    border-color: var(--color-green);
    transform: translateY(-2px);
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-sm);
}

.project-icon {
    color: var(--color-green);
}

.project-link {
    color: var(--color-text-muted);
    padding: 4px;
    transition: color var(--transition-fast);
}

.project-link:hover {
    color: var(--color-green);
}

.project-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--space-sm);
}

.project-desc {
    font-size: 12px;
    color: var(--color-text-secondary);
    line-height: 1.5;
    margin-bottom: var(--space-md);
}

.project-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.project-lang {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 11px;
    color: var(--color-text-secondary);
}

.lang-dot {
    width: 8px;
    height: 8px;
    border-radius: var(--radius-full);
    background: var(--color-text-muted);
}

[data-lang="C"] .lang-dot { background: var(--lang-c); }
[data-lang="C++"] .lang-dot { background: var(--lang-cpp); }
[data-lang="Python"] .lang-dot { background: var(--lang-python); }
[data-lang="JavaScript"] .lang-dot { background: var(--lang-javascript); }
[data-lang="HTML"] .lang-dot { background: var(--lang-html); }

.project-stats {
    display: flex;
    gap: var(--space-md);
}

.stat {
    display: flex;
    align-items: center;
    gap: 3px;
    font-size: 11px;
    color: var(--color-text-muted);
}

.stat svg {
    opacity: 0.6;
}

.featured-cta {
    text-align: center;
}

@media (max-width: 600px) {
    .featured-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   HIGHLIGHTS
   ============================================ */

.highlights-section {
    padding: var(--space-3xl) 0;
}

.highlights-grid {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.highlight-card {
    display: flex;
    gap: var(--space-md);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
}

.highlight-badge {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-green-glow);
    border-radius: var(--radius-md);
    color: var(--color-green);
}

.highlight-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: 2px;
}

.highlight-subtitle {
    font-size: 11px;
    color: var(--color-green);
    font-weight: 500;
    margin-bottom: var(--space-sm);
}

.highlight-desc {
    font-size: 12px;
    color: var(--color-text-secondary);
    line-height: 1.5;
}

/* ============================================
   SKILLS
   ============================================ */

.skills-section {
    padding: var(--space-3xl) 0;
    background: var(--color-bg-elevated);
}

.skills-compact {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--space-md);
}

.skill-group {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-md);
}

.skill-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--space-sm);
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
}

.skill-tag {
    padding: 3px 8px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 11px;
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
}

.skill-tag:hover {
    border-color: var(--color-green);
    color: var(--color-green);
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
    position: relative;
    overflow: hidden;
}

.footer-wall {
  --brick-w: 60px;
  --brick-h: 25px;
  --mortar: 3px;

  --brick-dark: #0f0f0f;
  --brick-mid:  #151515;
  --brick-light:#1a1a1a;

  --mortar-color: #0a0a0a;

  position: relative;
  min-height: 200px;

  /* The last padding declaration wins */
  padding: var(--space-3xl) 0 var(--space-xl);

  /* === BRICK WALL PATTERN (CSS-only) === */
  background:
    /* Top fade from page bg */
    linear-gradient(180deg, var(--color-bg) 0%, transparent 20%),

    /* Vignette overlay */
    radial-gradient(
      ellipse 120% 100% at 50% 100%,
      transparent 40%,
      rgba(0, 0, 0, 0.6) 100%
    ),

    /* 3D lighting - light from top-left */
    linear-gradient(
      135deg,
      rgba(255, 255, 255, 0.02) 0%,
      transparent 50%,
      rgba(0, 0, 0, 0.15) 100%
    ),

    /* Horizontal mortar lines */
    repeating-linear-gradient(
      to bottom,
      var(--mortar-color) 0px,
      var(--mortar-color) var(--mortar),
      transparent var(--mortar),
      transparent var(--brick-h)
    ),

    /* Vertical mortar lines */
    repeating-linear-gradient(
      to right,
      var(--mortar-color) 0px,
      var(--mortar-color) var(--mortar),
      transparent var(--mortar),
      transparent var(--brick-w)
    ),

    /* Brick texture variation */
    repeating-linear-gradient(
      90deg,
      var(--brick-dark) 0px,
      var(--brick-mid) 20px,
      var(--brick-light) 40px,
      var(--brick-mid) 60px
    ),

    /* Base brick color */
    var(--brick-mid);

  background-size:
    100% 100%,                 /* top fade */
    100% 100%,                 /* vignette */
    100% 100%,                 /* lighting */
    100% var(--brick-h),       /* horizontal mortar */
    var(--brick-w) var(--brick-h), /* vertical mortar */
    120px 100%,                /* texture variation */
    100% 100%;                 /* base */

  background-position:
    0 0,
    0 0,
    0 0,
    0 0,
    0 0,
    0 0,
    0 0;
}

/* Grain/noise texture overlay */
.footer-wall::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    opacity: 0.04;
    pointer-events: none;
    z-index: 1;
}

/* Brick edge shadows for depth */
.footer-wall::after {
    content: '';
    position: absolute;
    inset: 0;
    background:
        /* Subtle inner shadow at edges */
        linear-gradient(90deg, rgba(0,0,0,0.3) 0%, transparent 5%, transparent 95%, rgba(0,0,0,0.3) 100%),
        /* Bottom shadow */
        linear-gradient(0deg, rgba(0,0,0,0.4) 0%, transparent 30%);
    pointer-events: none;
    z-index: 1;
}

/* === GREEN PAINT ACCENTS === */
.paint-accents {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 2;
    /* Sparse green paint spots on random bricks */
    background:
        /* Spot 1 - top left area */
        radial-gradient(ellipse 25px 12px at 8% 25%, rgba(135, 207, 62, 0.12) 0%, transparent 70%),
        /* Spot 2 - slight drip effect */
        radial-gradient(ellipse 18px 30px at 15% 60%, rgba(135, 207, 62, 0.08) 0%, transparent 60%),
        /* Spot 3 - middle area */
        radial-gradient(ellipse 35px 15px at 42% 35%, rgba(135, 207, 62, 0.1) 0%, transparent 70%),
        /* Spot 4 - right side */
        radial-gradient(ellipse 20px 10px at 78% 45%, rgba(135, 207, 62, 0.09) 0%, transparent 65%),
        /* Spot 5 - bottom right */
        radial-gradient(ellipse 28px 14px at 88% 70%, rgba(135, 207, 62, 0.11) 0%, transparent 70%),
        /* Spot 6 - scattered small */
        radial-gradient(ellipse 12px 8px at 55% 75%, rgba(135, 207, 62, 0.07) 0%, transparent 60%),
        /* Spot 7 - near center */
        radial-gradient(ellipse 22px 10px at 35% 80%, rgba(135, 207, 62, 0.08) 0%, transparent 65%);
}

/* === GRAFFITI LAYER === */
.graffiti-layer {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 3;
    overflow: hidden;
}

.graffiti {
    position: absolute;
    /* Positioning via CSS custom properties */
    left: var(--x, 50%);
    top: var(--y, 50%);
    transform: translate(-50%, -50%) rotate(var(--r, 0deg)) scale(var(--s, 1));
    opacity: var(--o, 0.85);
    z-index: var(--z, 1);

    /* Sizing - responsive */
    width: clamp(50px, 12vw, 100px);
    height: auto;
    max-width: 120px;

    /* Realism */
    filter:
        drop-shadow(2px 3px 4px rgba(0, 0, 0, 0.6))
        drop-shadow(0 0 8px rgba(135, 207, 62, 0.15));

    /* Blend with wall - screen works well for spray paint look */
    mix-blend-mode: screen;

    /* Ensure no interaction */
    pointer-events: none;
    user-select: none;
}

/* Fallback for browsers without mix-blend-mode support */
@supports not (mix-blend-mode: screen) {
    .graffiti {
        opacity: calc(var(--o, 0.85) * 0.9);
    }
}

/* === FOOTER CONTENT === */
.footer-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* Subtle dark panel behind content for readability */
.footer-content::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: min(90%, 400px);
    height: calc(100% + var(--space-xl));
    background:
        radial-gradient(ellipse 100% 100% at 50% 50%,
            rgba(0, 0, 0, 0.5) 0%,
            rgba(0, 0, 0, 0.3) 50%,
            transparent 80%);
    border-radius: var(--radius-lg);
    pointer-events: none;
    z-index: -1;
}

.footer-socials {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.footer-socials a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    color: var(--color-text);
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    backdrop-filter: blur(4px);
    transition: all var(--transition-fast);
}

.footer-socials a:hover {
    color: var(--color-green);
    border-color: var(--color-green);
    background: rgba(0, 0, 0, 0.7);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(135, 207, 62, 0.2);
}

.footer-tagline {
    font-family: var(--font-mono);
    font-size: 14px;
    font-weight: 500;
    color: var(--color-green);
    margin-bottom: var(--space-sm);
    text-shadow:
        0 0 20px rgba(135, 207, 62, 0.4),
        0 2px 4px rgba(0, 0, 0, 0.8);
    letter-spacing: 0.5px;
}

.footer-copy {
    font-size: 11px;
    color: var(--color-text-secondary);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.8);
}

/* === FOOTER RESPONSIVE === */
@media (max-width: 600px) {
    .footer-wall {
        --brick-w: 50px;
        --brick-h: 22px;
        padding: var(--space-2xl) 0 var(--space-lg);
    }

    .graffiti {
        width: clamp(40px, 15vw, 80px);
    }

    .paint-accents {
        opacity: 0.7;
    }
}

/* ============================================
   TERMINAL
   ============================================ */

.terminal-launcher {
    position: fixed;
    bottom: var(--space-lg);
    left: var(--space-lg);
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-green);
    cursor: pointer;
    z-index: var(--z-terminal-btn);
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-md);
}

.terminal-launcher:hover {
    background: var(--color-bg-hover);
    border-color: var(--color-green);
    transform: scale(1.05);
}

.terminal-launcher.hidden {
    opacity: 0;
    pointer-events: none;
}

.terminal-window {
    position: fixed;
    width: 480px;
    max-width: calc(100vw - var(--space-lg) * 2);
    height: 320px;
    max-height: calc(100vh - 100px);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-window);
    z-index: var(--z-terminal);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transform: scale(0.95) translateY(20px);
    transition: all var(--transition-normal);
}

.terminal-window.open {
    opacity: 1;
    visibility: visible;
    transform: scale(1) translateY(0);
}

.terminal-window.minimized .terminal-body {
    display: none;
}

.terminal-window.minimized {
    height: auto !important;
}

/* Resize handle */
.terminal-resize-handle {
    position: absolute;
    right: 0;
    bottom: 0;
    width: 16px;
    height: 16px;
    cursor: nwse-resize;
    z-index: 10;
}

.terminal-resize-handle::before {
    content: '';
    position: absolute;
    right: 3px;
    bottom: 3px;
    width: 8px;
    height: 8px;
    border-right: 2px solid var(--color-text-muted);
    border-bottom: 2px solid var(--color-text-muted);
    opacity: 0.5;
    transition: opacity var(--transition-fast);
}

.terminal-resize-handle:hover::before {
    opacity: 1;
}

.terminal-window.minimized .terminal-resize-handle {
    display: none;
}

.terminal-header {
    display: flex;
    align-items: center;
    padding: var(--space-sm) var(--space-md);
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    cursor: move;
    user-select: none;
}

.terminal-buttons {
    display: flex;
    gap: 6px;
    margin-right: var(--space-md);
}

.terminal-btn {
    width: 11px;
    height: 11px;
    border-radius: var(--radius-full);
    border: none;
    cursor: pointer;
    transition: opacity var(--transition-fast);
}

.terminal-close { background: #ff5f56; }
.terminal-close:hover { background: #ff3b30; }
.terminal-minimize { background: #ffbd2e; }
.terminal-minimize:hover { background: #ff9500; }
.terminal-maximize { background: #27c93f; opacity: 0.4; cursor: default; }

.terminal-hide,
.terminal-exit {
    width: auto;
    height: auto;
    padding: 2px 6px;
    font-size: 12px;
    font-weight: 700;
    font-family: var(--font-mono);
    line-height: 1;
    border-radius: var(--radius-sm);
}

.terminal-hide {
    margin-left: auto;
    background: var(--color-surface);
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
}

.terminal-hide:hover {
    background: var(--color-bg-hover);
    color: var(--color-text);
    border-color: var(--color-text-muted);
}

.terminal-hide:focus-visible {
    outline: 2px solid var(--color-green);
    outline-offset: 2px;
}

.terminal-exit {
    margin-left: 4px;
    background: var(--color-green);
    color: var(--color-black);
}

.terminal-exit:hover {
    background: var(--color-green-dim);
}

.terminal-exit:focus-visible {
    outline: 2px solid var(--color-green);
    outline-offset: 2px;
}

.terminal-title {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--color-text-muted);
}

.terminal-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: var(--space-md);
    overflow: hidden;
}

.terminal-output {
    flex: 1;
    overflow-y: auto;
    font-family: var(--font-mono);
    font-size: 12px;
    line-height: 1.5;
    color: var(--color-text);
    white-space: pre-wrap;
    word-break: break-word;
}

.terminal-output .cmd { color: var(--color-green); }
.terminal-output .error { color: #ff5f56; }
.terminal-output .info { color: var(--color-text-secondary); }
.terminal-output .link { color: var(--color-green); text-decoration: underline; cursor: pointer; }
.terminal-output .ascii { color: var(--color-green); }

.terminal-output .tree {
    margin: 0;
    white-space: pre;
    overflow-x: auto;
    letter-spacing: 0;
    font-family: var(--font-mono);
    font-size: 12px;
    line-height: 1.4;
}

.terminal-input-line {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-top: var(--space-sm);
}

.terminal-prompt {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--color-green);
    white-space: nowrap;
}

.terminal-input {
    flex: 1;
    background: transparent;
    border: none;
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--color-text);
    outline: none;
    caret-color: var(--color-green);
}

@media (max-width: 520px) {
    .terminal-window {
        width: calc(100vw - var(--space-md) * 2);
        height: 280px;
    }
}

/* ============================================
   PROJECTS PAGE
   ============================================ */

.projects-page {
    padding-top: calc(var(--nav-height) + var(--space-2xl));
    min-height: 100vh;
}

.projects-section {
    padding-bottom: var(--space-3xl);
}

.page-header {
    margin-bottom: var(--space-xl);
}

.page-subtitle {
    font-size: 13px;
    color: var(--color-text-secondary);
    margin-top: var(--space-xs);
}

.repos-controls {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.search-wrapper {
    position: relative;
    flex: 1;
    min-width: 180px;
}

.search-icon {
    position: absolute;
    left: var(--space-sm);
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-text-muted);
    pointer-events: none;
}

.repos-search {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    padding-left: calc(var(--space-md) + 16px);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 13px;
    color: var(--color-text);
    transition: border-color var(--transition-fast);
}

.repos-search::placeholder {
    color: var(--color-text-muted);
}

.repos-search:focus {
    border-color: var(--color-green);
    outline: none;
}

.repos-filters {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.filter-label {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    cursor: pointer;
    font-size: 12px;
    color: var(--color-text-secondary);
    user-select: none;
}

.filter-checkbox {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.filter-checkmark {
    width: 16px;
    height: 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-bg-card);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.filter-checkbox:checked + .filter-checkmark {
    background: var(--color-green);
    border-color: var(--color-green);
}

.filter-checkbox:checked + .filter-checkmark::after {
    content: '';
    width: 4px;
    height: 8px;
    border: solid var(--color-black);
    border-width: 0 2px 2px 0;
    transform: rotate(45deg) translateY(-1px);
}

.sort-select {
    padding: var(--space-sm) var(--space-lg) var(--space-sm) var(--space-sm);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 12px;
    color: var(--color-text);
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 24 24' fill='none' stroke='%23999' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 8px center;
}

.sort-select:focus {
    border-color: var(--color-green);
    outline: none;
}

.repos-stats {
    font-size: 12px;
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
}

.repos-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
}

.repo-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    transition: all var(--transition-fast);
}

.repo-card:hover:not(.skeleton) {
    border-color: var(--color-green);
    transform: translateY(-1px);
}

.repo-card a {
    text-decoration: none;
}

.repo-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--color-green);
    margin-bottom: var(--space-xs);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.repo-fork-badge {
    font-size: 10px;
    padding: 2px 5px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-muted);
    font-weight: 400;
}

.repo-desc {
    font-size: 12px;
    color: var(--color-text-secondary);
    line-height: 1.4;
    margin-bottom: var(--space-sm);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.repo-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    font-size: 11px;
    color: var(--color-text-muted);
}

.repo-lang {
    display: flex;
    align-items: center;
    gap: 4px;
}

.repo-stat {
    display: flex;
    align-items: center;
    gap: 3px;
}

.repo-stat svg {
    opacity: 0.6;
}

/* Skeleton */
.skeleton-line {
    background: linear-gradient(90deg, var(--color-surface) 25%, var(--color-bg-hover) 50%, var(--color-surface) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-sm);
}

.skeleton-title { height: 18px; width: 60%; margin-bottom: var(--space-sm); }
.skeleton-desc { height: 32px; width: 100%; margin-bottom: var(--space-sm); }
.skeleton-meta { height: 14px; width: 40%; }

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.repos-error,
.repos-empty {
    text-align: center;
    padding: var(--space-2xl);
    color: var(--color-text-secondary);
}

.repos-error svg,
.repos-empty svg {
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
}

.repos-error h2 {
    font-size: 14px;
    color: var(--color-text);
    margin-bottom: var(--space-xs);
}

.repos-error p {
    font-size: 12px;
}

.repos-error[hidden],
.repos-empty[hidden] {
    display: none;
}

.fallback-projects {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    margin-top: var(--space-lg);
    text-align: left;
}

@media (max-width: 600px) {
    .repos-grid,
    .fallback-projects {
        grid-template-columns: 1fr;
    }

    .repos-controls {
        flex-direction: column;
    }

    .repos-filters {
        width: 100%;
        justify-content: space-between;
    }
}

/* ============================================
   REDUCED MOTION
   ============================================ */

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}

/* Print */
@media print {
    .navbar, .terminal-launcher, .terminal-window, .footer-wall, .photo-deck { display: none !important; }
    body { background: white; color: black; }
}