/* ========================================
   CSS Variables & Reset - Pixel/Indie Game Style
   ======================================== */
:root {
    /* Dark Theme Colors (Default) */
    --bg-primary: #0d0d0d;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #262626;
    --bg-card: #1f1f1f;
    
    /* Text Colors */
    --text-primary: #e8e8e8;
    --text-secondary: #b0b0b0;
    --text-muted: #707070;
    
    /* Retro Green Accent (No Neon) */
    --accent-primary: #4ade80;  /* Retro green */
    --accent-secondary: #22c55e;
    --accent-tertiary: #84cc16;
    --accent-dark: #166534;
    
    /* Borders */
    --border-color: #404040;
    --border-light: #525252;
    --border-accent: #4ade80;
    
    /* Shadows - Flat (No glow) */
    --shadow-sm: 0 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 0 rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 0 rgba(0, 0, 0, 0.5);
    --shadow-pixel: 4px 4px 0 rgba(0, 0, 0, 0.5);
    --shadow-accent: 4px 4px 0 var(--accent-dark);
    
    /* Transitions */
    --transition-smooth: steps(4);
    --transition-fast: 100ms steps(2);
    --transition-base: 200ms steps(4);
    --transition-slow: 400ms steps(8);
    
    /* Pixel Border Radius */
    --radius-sm: 0;
    --radius-md: 0;
    --radius-lg: 0;
    --radius-xl: 0;
    
    /* Body Font */
    --font-body: 'Pixelify Sans', sans-serif;
    --font-pixel: 'Press Start 2P', cursive;
    --font-terminal: 'VT323', monospace;
}

/* Light Theme */
[data-theme="light"] {
    --bg-primary: #f0f0f0;
    --bg-secondary: #e5e5e5;
    --bg-tertiary: #d4d4d4;
    --bg-card: #fafafa;
    
    --text-primary: #1a1a1a;
    --text-secondary: #525252;
    --text-muted: #737373;
    
    --accent-primary: #16a34a;
    --accent-secondary: #15803d;
    --accent-tertiary: #4d7c0f;
    --accent-dark: #365314;
    
    --border-color: #a3a3a3;
    --border-light: #d4d4d4;
    --border-accent: #16a34a;
    
    --shadow-sm: 0 2px 0 rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 0 rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 0 rgba(0, 0, 0, 0.15);
    --shadow-pixel: 4px 4px 0 rgba(0, 0, 0, 0.15);
    --shadow-accent: 4px 4px 0 var(--accent-dark);
}

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

/* Global image constraints */
img {
    max-width: 100%;
    height: auto;
}

html {
    font-size: 18px;
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
    -webkit-font-smoothing: none;
    -moz-osx-font-smoothing: none;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.8;
    letter-spacing: 0.4px;
    word-spacing: 3px;
    overflow-x: hidden;
    transition: background-color var(--transition-base), color var(--transition-base);
}

/* ========================================
   Typography
   ======================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.4;
    color: var(--text-primary);
    letter-spacing: 0.5px;
    word-spacing: 2px;
}

h1 { 
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
}
h2 { 
    font-size: clamp(1.5rem, 3.5vw, 2rem);
}
h3 { 
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
}
h4 { 
    font-size: 1.25rem;
}

p {
    color: var(--text-secondary);
    line-height: 2;
    max-width: 65ch;
    font-size: 1.15rem;
    letter-spacing: 0.5px;
    word-spacing: 3px;
}

a {
    color: var(--accent-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
    letter-spacing: 0.3px;
    word-spacing: 2px;
}

a:hover {
    color: var(--accent-secondary);
}

/* ========================================
   Layout & Containers
   ======================================== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

section {
    padding: 4rem 0;
    position: relative;
    opacity: 0;
    transform: translateY(20px);
    animation: sectionReveal 0.6s steps(8) forwards;
}

@keyframes sectionReveal {
    0% {
        opacity: 0;
        transform: translateY(20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

section:nth-child(1) { animation-delay: 0s; }
section:nth-child(2) { animation-delay: 0.1s; }
section:nth-child(3) { animation-delay: 0.2s; }
section:nth-child(4) { animation-delay: 0.3s; }
section:nth-child(5) { animation-delay: 0.4s; }
section:nth-child(6) { animation-delay: 0.5s; }
section:nth-child(7) { animation-delay: 0.6s; }
section:nth-child(8) { animation-delay: 0.7s; }

/* ========================================
   Navigation - Pixel Style
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 75px;
    background: var(--bg-secondary);
    border-bottom: 4px solid var(--border-color);
    z-index: 1000;
    transition: all var(--transition-base);
}

[data-theme="light"] .navbar {
    background: var(--bg-secondary);
}

.navbar.scrolled {
    background: var(--bg-primary);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-family: var(--font-pixel);
    font-size: 0.7rem;
    color: var(--accent-primary);
    letter-spacing: 1px;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-logo:hover {
    color: var(--accent-secondary);
    text-shadow: none;
}

.play-icon-wrapper {
    display: inline-block;
    vertical-align: middle;
    cursor: pointer;
    transition: transform var(--transition-fast);
}

.play-icon-wrapper:hover {
    transform: scale(1.1);
}

.play-icon {
    width: 24px;
    height: 24px;
    max-width: 24px;
    max-height: 24px;
    image-rendering: pixelated;
    vertical-align: middle;
}

/* Game Modal */
.game-modal {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
    overflow: visible;
}

.game-modal.active {
    display: flex;
}

.game-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
}

.game-container {
    position: relative;
    background: var(--bg-secondary);
    border: 4px solid var(--accent-primary);
    box-shadow: var(--shadow-pixel);
    z-index: 1;
    width: 100%;
    max-width: 850px;
    margin: 0 auto;
    overflow: visible;
}

.game-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    background: var(--bg-tertiary);
    border-bottom: 3px solid var(--accent-primary);
}

.game-title {
    font-family: var(--font-pixel);
    font-size: 0.7rem;
    color: var(--accent-primary);
    letter-spacing: 2px;
}

.game-close {
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0 0.5rem;
    font-family: var(--font-terminal);
    transition: color var(--transition-fast);
}

.game-close:hover {
    color: var(--accent-primary);
}

.game-header-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.control-toggle {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    background: var(--bg-primary);
    border: 2px solid var(--accent-secondary);
    color: var(--text-secondary);
    padding: 0.35rem 0.6rem;
    border-radius: 6px;
    cursor: pointer;
    font-family: var(--font-terminal);
    font-size: 0.75rem;
    transition: all var(--transition-fast);
    -webkit-tap-highlight-color: transparent;
}

.control-toggle:hover {
    background: var(--bg-tertiary);
    border-color: var(--accent-primary);
    color: var(--text-primary);
}

.control-toggle.active {
    background: rgba(74, 222, 128, 0.2);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.toggle-icon {
    font-size: 1rem;
}

.toggle-text {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Hide toggle on non-touch devices by default, show on touch devices */
@media (hover: hover) and (pointer: fine) {
    .control-toggle {
        display: none;
    }
}

@media (hover: none) and (pointer: coarse),
       (max-width: 768px) {
    .control-toggle {
        display: flex;
    }
}

#gameCanvas {
    display: block;
    background: #0a0a0a;
    image-rendering: pixelated;
    width: 100%;
    height: auto;
    aspect-ratio: 800 / 500;
}

.game-controls-info {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    padding: 0.75rem;
    background: var(--bg-tertiary);
    border-top: 3px solid var(--accent-primary);
    flex-wrap: wrap;
}

.game-controls-info span {
    font-family: var(--font-terminal);
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* Mobile Touch Controls - Game Boy Style */
.mobile-controls {
    display: none;
    width: 100%;
    padding: 12px 20px;
    box-sizing: border-box;
    background: #000000;
    border-top: 4px solid var(--accent-primary);
    pointer-events: auto;
}

.mobile-controls.active {
    display: block;
}

/* Game button layout */
.game-btn-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.game-btn-row:last-child {
    margin-bottom: 0;
}

/* Exit and Restart buttons */
.game-system-btns {
    display: flex;
    gap: 10px;
}

.system-btn {
    padding: 8px 16px;
    border-radius: 6px;
    border: 2px solid;
    font-family: var(--font-terminal);
    font-size: 0.75rem;
    cursor: pointer;
    transition: all 0.2s ease;
    -webkit-tap-highlight-color: transparent;
    pointer-events: auto;
    touch-action: manipulation;
}

.system-btn:active {
    transform: scale(0.95);
}

.exit-btn {
    background: rgba(185, 28, 28, 0.3);
    border-color: rgba(239, 68, 68, 0.7);
    color: #ef4444;
}

.exit-btn:active {
    background: rgba(239, 68, 68, 0.7);
    box-shadow: 0 0 15px rgba(239, 68, 68, 0.5);
}

.restart-btn {
    background: rgba(59, 130, 246, 0.3);
    border-color: rgba(59, 130, 246, 0.7);
    color: #3b82f6;
}

.restart-btn:active {
    background: rgba(59, 130, 246, 0.7);
    box-shadow: 0 0 15px rgba(59, 130, 246, 0.5);
}

.movement-controls {
    pointer-events: auto;
    position: relative;
    width: 180px;
    height: 90px;
}

.dpad-container {
    position: relative;
    width: 100%;
    height: 100%;
}

.dpad-btn {
    position: absolute;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    border: 3px solid rgba(74, 222, 128, 0.8);
    background: rgba(74, 222, 128, 0.4);
    color: var(--text-primary);
    font-size: 1.4rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.1s ease;
    -webkit-tap-highlight-color: transparent;
    pointer-events: auto;
    touch-action: manipulation;
}

.dpad-btn:active,
.dpad-btn.active {
    background: rgba(74, 222, 128, 0.7);
}

.dpad-left:active,
.dpad-left.active {
    background: rgba(74, 222, 128, 0.7);
    box-shadow: 0 0 20px rgba(74, 222, 128, 0.6);
}

.dpad-right:active,
.dpad-right.active {
    background: rgba(74, 222, 128, 0.7);
    box-shadow: 0 0 20px rgba(74, 222, 128, 0.6);
}

.dpad-btn img,
.arrow-icon {
    width: 45px;
    height: 45px;
    max-width: 45px;
    max-height: 45px;
}

.dpad-left .arrow-icon {
    transform: rotate(-90deg);
}

.dpad-right .arrow-icon {
    transform: rotate(90deg);
}

.jump-btn .arrow-icon {
    transform: rotate(0deg);
}

.dpad-left {
    bottom: 0;
    left: 0;
    transform: none;
}

.dpad-right {
    bottom: 0;
    left: 95px;
    transform: none;
}

/* Action Controls */
.action-controls {
    display: flex;
    flex-direction: column;
    gap: 12px;
    pointer-events: auto;
}

.action-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 3px solid;
    background: rgba(20, 20, 30, 0.85);
    cursor: pointer;
    pointer-events: auto;
    touch-action: manipulation;

    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.1s ease;
    -webkit-tap-highlight-color: transparent;
}

.action-btn img {
    width: 35px;
    max-width: 35px;
    height: 35px;
}

.action-btn:active,
.action-btn.active {
    transform: scale(0.92);
}

.attack-btn {
    border-color: rgba(239, 68, 68, 0.7);
    background: rgba(185, 28, 28, 0.3);
}

.attack-btn:active,
.attack-btn.active {
    background: rgba(239, 68, 68, 0.7);
    box-shadow: 0 0 20px rgba(239, 68, 68, 0.6);
}

.shield-btn {
    border-color: rgba(251, 191, 36, 0.7);
    background: rgba(180, 83, 9, 0.3);
}

.shield-btn:active,
.shield-btn.active {
    background: rgba(251, 191, 36, 0.7);
    box-shadow: 0 0 20px rgba(251, 191, 36, 0.6);
}

.jump-btn {
    border-color: rgba(59, 130, 246, 0.7);
    background: rgba(29, 78, 216, 0.3);
}

.jump-btn:active,
.jump-btn.active {
    background: rgba(59, 130, 246, 0.8);
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.6);
}

.jump-btn img,
.jump-btn .arrow-icon {
    width: 35px;
    height: 35px;
    max-width: 35px;
    max-height: 35px;
}

/* Only show on mobile devices (touch + small screen) */
@media (hover: none) and (pointer: coarse) and (max-width: 768px),
       (max-width: 768px) and (pointer: coarse) {
    .mobile-controls {
        display: block;
    }
    
    #gameCanvas {
        border-bottom: 4px solid var(--accent-primary);
    }
}

/* Hide PC controls on mobile */
@media (max-width: 768px) {
    .game-controls-info {
        display: none !important;
    }

    /* Make modal fill the screen from the top so canvas is as large as possible */
    .game-modal.active {
        align-items: flex-start;
        padding-top: 0;
    }

    .game-container {
        max-width: 100vw;
        width: 100vw;
        margin: 0;
        border-left: none;
        border-right: none;
        border-top: none;
        box-shadow: none;
    }

    .game-header {
        padding: 0.5rem 0.75rem;
    }

    .game-title {
        font-size: 0.65rem;
    }

    #gameCanvas {
        width: 100%;
        aspect-ratio: 800 / 500;
        max-height: calc(100vh - 190px);
    }

    .mobile-controls {
        padding: 8px 12px;
    }

    .movement-controls {
        width: 130px;
        height: 65px;
    }

    .dpad-btn {
        width: 58px;
        height: 58px;
    }

    .dpad-btn img,
    .arrow-icon {
        width: 32px;
        height: 32px;
        max-width: 32px;
        max-height: 32px;
    }

    .dpad-left {
        bottom: 0;
        left: 0;
    }

    .dpad-right {
        bottom: 0;
        left: 70px;
    }

    .action-controls {
        gap: 6px;
    }

    .action-btn {
        width: 48px;
        height: 48px;
    }

    .action-btn img {
        width: 26px;
        max-width: 26px;
        height: 26px;
    }

    .system-btn {
        padding: 6px 12px;
        font-size: 0.7rem;
    }
}

/* Mobile phone adjustments */
@media (max-width: 480px) {
    .game-container {
        max-width: 100vw;
        width: 100vw;
        border-width: 0;
    }

    .game-header {
        padding: 0.4rem 0.5rem;
    }

    .game-title {
        font-size: 0.6rem;
    }

    #gameCanvas {
        max-height: calc(100vh - 175px);
    }

    .mobile-controls {
        padding: 6px 10px;
    }

    .movement-controls {
        width: 120px;
        height: 60px;
    }

    .dpad-btn {
        width: 54px;
        height: 54px;
    }

    .dpad-btn img,
    .arrow-icon {
        width: 30px;
        height: 30px;
        max-width: 30px;
        max-height: 30px;
    }

    .dpad-right {
        left: 65px;
    }

    .action-controls {
        gap: 5px;
    }

    .action-btn {
        width: 44px;
        height: 44px;
    }

    .action-btn img {
        width: 24px;
        max-width: 24px;
        height: 24px;
    }

    .system-btn {
        padding: 5px 10px;
        font-size: 0.65rem;
    }

    .game-btn-row {
        margin-bottom: 8px;
    }
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 1.5rem;
    align-items: center;
}

.nav-link {
    font-family: var(--font-terminal);
    font-size: 1.2rem;
    color: var(--text-secondary);
    position: relative;
    padding: 0.25rem 0;
    transition: color var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-primary);
    transition: width var(--transition-base);
}

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

.nav-link:hover::after {
    width: 100%;
}

.nav-controls {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.theme-toggle {
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    padding: 0.5rem;
    cursor: pointer;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.theme-toggle:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    background: var(--bg-card);
}

.theme-toggle svg {
    width: 18px;
    height: 18px;
}

.theme-toggle .moon-icon {
    display: none;
}

[data-theme="light"] .theme-toggle .sun-icon {
    display: none;
}

[data-theme="light"] .theme-toggle .moon-icon {
    display: block;
}

/* PDF Export Button */
.pdf-export {
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    padding: 0.5rem;
    cursor: pointer;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.pdf-export:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    background: var(--bg-card);
}

.pdf-export svg {
    width: 18px;
    height: 18px;
}

/* CV Download Button in Navbar */
.cv-download-nav {
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    padding: 0.5rem;
    cursor: pointer;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.cv-download-nav:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    background: var(--bg-card);
}

/* Nav Icon Button with Label */
.nav-icon-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    padding-top: 0.5rem;
}

.nav-icon-btn .theme-toggle {
    position: relative;
}

.nav-btn-label {
    font-family: var(--font-terminal);
    font-size: 0.9rem;
    color: var(--text-secondary);
    white-space: nowrap;
    margin-top: -0.25rem;
}

.nav-icon-btn .cv-download-nav,
.nav-icon-btn .pdf-export,
.nav-icon-btn .theme-toggle {
    position: relative;
}

.nav-btn-label {
    font-family: var(--font-terminal);
    font-size: 0.65rem;
    color: var(--text-secondary);
    white-space: nowrap;
}

.cv-download-nav svg {
    width: 18px;
    height: 18px;
}

/* Tooltip Styles */
[data-tooltip] {
    position: relative;
}

[data-tooltip]::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: -35px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-card);
    color: var(--text-primary);
    padding: 0.25rem 0.5rem;
    border: 2px solid var(--border-color);
    font-family: var(--font-terminal);
    font-size: 0.9rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    z-index: 100;
}

[data-tooltip]:hover::after {
    opacity: 1;
    visibility: visible;
}

/* Print Styles - For PDF Export */
@media print {
    /* Preserve colors and backgrounds */
    * {
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
        color-adjust: exact !important;
    }
    
    /* Hide non-essential elements */
    .sound-toggle,
    .theme-toggle,
    .pdf-export,
    .hamburger,
    .scroll-indicator,
    .game-modal {
        display: none !important;
        visibility: hidden !important;
        opacity: 0 !important;
        position: absolute !important;
        pointer-events: none !important;
    }
    
    /* Dark theme print styles */
    body, html {
        background: var(--bg-primary) !important;
        color: var(--text-primary) !important;
        font-size: 11pt !important;
        line-height: 1.4 !important;
    }
    
    /* Page setup */
    @page {
        margin: 1.5cm !important;
        size: A4 !important;
    }
    
    /* Each section starts on a new page */
    section {
        page-break-before: always !important;
        page-break-inside: avoid !important;
        break-inside: avoid !important;
        padding: 30px 0 !important;
        margin-bottom: 0 !important;
        display: flex !important;
        flex-direction: column !important;
        justify-content: center !important;
    }
    
    /* First section doesn't need page break */
    section:first-of-type {
        page-break-before: avoid !important;
    }
    
    /* Each project category starts on a new page (except first one) */
    .project-category + .project-category {
        page-break-before: always !important;
        break-before: always !important;
    }
    
    /* Hide LinkedIn buttons in print */
    .section-linkedin-btn {
        display: none !important;
    }
    
    /* Hide hero buttons in print */
    .hero-buttons {
        display: none !important;
    }
    
    /* Achievement cards - collapsed state in print */
    .achievement-card {
        page-break-inside: avoid !important;
        break-inside: avoid !important;
        min-height: auto !important;
    }

    .achievement-card .achievement-details {
        display: none !important;
    }

    .achievement-card .expand-btn {
        display: none !important;
    }

    .achievement-image {
        height: 120px !important;
    }

    .achievement-image img {
        display: block !important;
        width: 100% !important;
        height: 100% !important;
        object-fit: cover !important;
    }
    
    /* Hide certificate modal in print */
    .cert-modal,
    .cert-modal-overlay,
    .cert-modal-content {
        display: none !important;
    }
    
    /* Hero section - fit on one page */
    .hero {
        min-height: auto !important;
        height: auto !important;
        padding: 40px 0 !important;
        page-break-inside: avoid !important;
        break-inside: avoid !important;
        display: flex !important;
        flex-direction: column !important;
        justify-content: center !important;
        background: var(--bg-secondary) !important;
    }
    
    .hero-background {
        display: block !important;
    }
    
    .hero-background::before {
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
        color-adjust: exact !important;
    }
    
    .hero-content {
        flex-direction: column !important;
        gap: 20px !important;
    }
    
    .hero-image-container {
        width: 120px !important;
        height: 120px !important;
    }
    
    .hero-text {
        text-align: center !important;
    }
    
    .hero-name {
        font-size: 1.8rem !important;
        margin-bottom: 0.5rem !important;
    }
    
    .hero-title {
        font-size: 1rem !important;
        margin-bottom: 1rem !important;
    }
    
    .hero-buttons {
        justify-content: center !important;
        gap: 0.5rem !important;
    }
    
    .hero-buttons .btn {
        padding: 0.5rem 1rem !important;
        font-size: 0.9rem !important;
    }
    
    /* Ensure images print correctly */
    img {
        max-width: 100% !important;
        height: auto !important;
    }
    
    /* Preserve link styling */
    a {
        text-decoration: none !important;
        color: inherit !important;
    }
    
    /* Ensure skill bars show progress */
    .skill-progress {
        width: var(--progress) !important;
    }
    
    /* Preserve card styling with theme colors */
    .project-card,
    .certification-card,
    .education-card,
    .experience-card {
        border: 1px solid var(--border-color) !important;
        background: var(--bg-card) !important;
        page-break-inside: avoid !important;
        break-inside: avoid !important;
        margin-bottom: 0.75rem !important;
    }
    
    /* Ensure text is readable */
    h1, h2, h3, h4, h5, h6 {
        color: var(--text-primary) !important;
        page-break-after: avoid !important;
        break-after: avoid !important;
    }
    
    /* Preserve tag styling */
    .tag {
        background: var(--bg-tertiary) !important;
        color: var(--text-secondary) !important;
        border: 1px solid var(--border-color) !important;
        font-size: 0.75rem !important;
        padding: 0.15rem 0.4rem !important;
    }
    
    /* Ensure navbar is visible but not fixed */
    .navbar {
        position: relative !important;
        background: var(--bg-secondary) !important;
        border-bottom: 2px solid var(--border-color) !important;
        padding: 0.5rem 0 !important;
    }
    
    .nav-container {
        padding: 0 20px !important;
    }
    
    .nav-menu {
        gap: 1rem !important;
    }
    
    .nav-link {
        font-size: 0.85rem !important;
        padding: 0.25rem 0 !important;
    }
    
    .hero-name, .hero-title, .hero-tagline {
        color: var(--text-primary) !important;
    }
    
    /* Ensure contact links are visible */
    .contact-value {
        color: var(--accent-primary) !important;
    }
    
    /* Preserve section titles */
    .section-title {
        color: var(--text-primary) !important;
        border-bottom: 2px solid var(--accent-primary) !important;
        padding-bottom: 0.5rem !important;
        margin-bottom: 1.5rem !important;
        font-size: 1.5rem !important;
    }
    
    .section-subtitle {
        font-size: 0.95rem !important;
        margin-bottom: 1.5rem !important;
    }
    
    /* Preserve about highlights */
    .highlight-number {
        color: var(--accent-primary) !important;
    }
    
    .about-content {
        gap: 1.5rem !important;
    }
    
    .about-text p {
        font-size: 0.95rem !important;
        margin-bottom: 0.75rem !important;
    }
    
    .about-highlights {
        gap: 1rem !important;
    }
    
    .highlight-item {
        padding: 0.75rem !important;
    }
    
    .highlight-number {
        font-size: 1.5rem !important;
    }
    
    .highlight-label {
        font-size: 0.8rem !important;
    }
    
    /* Projects section - compact layout for print */
    .projects-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 1rem !important;
    }
    
    .project-card {
        page-break-inside: avoid !important;
        break-inside: avoid !important;
    }
    
    .project-image {
        height: 150px !important;
    }
    
    .project-content {
        padding: 0.75rem !important;
    }
    
    .project-title {
        font-size: 1rem !important;
        margin-bottom: 0.35rem !important;
    }
    
    .project-description {
        font-size: 0.85rem !important;
        margin-bottom: 0.5rem !important;
        line-height: 1.4 !important;
    }
    
    .project-tags {
        gap: 0.3rem !important;
    }
    
    /* Skills section - multi-column compact layout */
    .skills-grid {
        grid-template-columns: repeat(3, 1fr) !important;
        gap: 1rem !important;
    }
    
    .skill-category {
        padding: 1rem !important;
        min-height: 150px !important;
        page-break-inside: avoid !important;
        break-inside: avoid !important;
    }
    
    .skill-category-title {
        font-size: 0.8rem !important;
        margin-bottom: 0.75rem !important;
    }
    
    .skill-list {
        gap: 0.35rem !important;
    }
    
    .skill-name {
        font-size: 0.9rem !important;
        padding: 0.25rem 0 !important;
    }
    
    /* Experience section */
    .timeline {
        padding-left: 1.5rem !important;
    }
    
    .timeline-item {
        padding-left: 1rem !important;
        margin-bottom: 1rem !important;
    }
    
    .timeline-title {
        font-size: 1.1rem !important;
        margin-bottom: 0.25rem !important;
    }
    
    .timeline-organization {
        font-size: 0.95rem !important;
        margin-bottom: 0.5rem !important;
    }
    
    .timeline-description {
        font-size: 0.9rem !important;
        margin-bottom: 0.5rem !important;
    }
    
    .timeline-date {
        font-size: 0.85rem !important;
    }
    
    /* Education section */
    .education-card {
        padding: 1.25rem !important;
        gap: 1rem !important;
    }
    
    .education-icon {
        width: 50px !important;
        height: 50px !important;
    }
    
    .education-degree {
        font-size: 1.1rem !important;
        margin-bottom: 0.25rem !important;
    }
    
    .education-university {
        font-size: 0.95rem !important;
        margin-bottom: 0.25rem !important;
    }
    
    .education-status {
        font-size: 0.85rem !important;
    }
    
    /* Certifications section - compact grid */
    .certifications-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 0.75rem !important;
    }
    
    .certification-card {
        padding: 0 !important;
        gap: 0 !important;
        min-height: 220px !important;
        page-break-inside: avoid !important;
        break-inside: avoid !important;
    }
    
    .certification-image {
        height: 100px !important;
    }
    
    .certification-image img {
        object-fit: cover !important;
    }
    
    .certification-info {
        padding: 0.5rem !important;
    }
    
    .certification-title {
        font-size: 0.8rem !important;
        margin-bottom: 0.2rem !important;
    }
    
    .certification-issuer {
        font-size: 0.7rem !important;
    }
    
    .certification-actions {
        display: none !important;
    }
    
    .cert-modal {
        display: none !important;
    }
    
    /* Contact section */
    .contact-content {
        gap: 1.5rem !important;
    }
    
    .contact-info {
        gap: 1rem !important;
    }
    
    .contact-item {
        gap: 0.75rem !important;
    }
    
    .contact-icon {
        width: 40px !important;
        height: 40px !important;
    }
    
    .contact-icon svg {
        width: 20px !important;
        height: 20px !important;
    }
    
    .contact-label {
        font-size: 0.8rem !important;
        margin-bottom: 0.15rem !important;
    }
    
    /* Achievements section - compact for print */
    .achievements-grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }
    
    .achievement-card {
        padding: 1rem !important;
        page-break-inside: avoid !important;
        break-inside: avoid !important;
    }
    
    .achievement-icon {
        width: 35px !important;
        height: 35px !important;
    }
    
    .achievement-icon svg {
        width: 18px !important;
        height: 18px !important;
    }
    
    .achievement-title {
        font-size: 1rem !important;
    }
    
    .achievement-description {
        font-size: 0.8rem !important;
    }
    
    .achievement-tags {
        gap: 0.25rem !important;
    }
    
    .achievement-tag {
        font-size: 0.7rem !important;
    }
    
    .contact-value {
        font-size: 0.95rem !important;
    }
    
    /* Ensure proper spacing between sections */
    .container {
        padding: 0 15px !important;
        max-width: 100% !important;
        margin: auto !important;
    }
    
    /* Footer - hide if exists */
    footer {
        display: none !important;
    }
}

/* Sound Toggle - Fixed bottom right, always visible */
.sound-toggle {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    padding: 0.5rem;
    cursor: pointer;
    color: var(--text-secondary);
    display: flex !important;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    z-index: 99999;
    border-radius: 50%;
    width: 45px;
    height: 45px;
    visibility: visible;
    opacity: 1;
}

.sound-toggle:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    background: var(--bg-card);
}

.sound-toggle svg {
    width: 18px;
    height: 18px;
}

.sound-toggle .sound-off-icon {
    display: none;
}

.sound-muted .sound-toggle .sound-on-icon {
    display: none;
}

.sound-muted .sound-toggle .sound-off-icon {
    display: block;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
    padding: 0.5rem;
}

.hamburger span {
    width: 24px;
    height: 3px;
    background: var(--text-primary);
    transition: all var(--transition-fast);
}

/* ========================================
   Hero Section - Pixel Style
   ======================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 5rem 1.5rem 3rem;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    inset: 0;
    background: var(--bg-secondary);
    z-index: 0;
}

.hero-background::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url('images/Background/Background.png');
    background-size: cover;
    background-position: center;
    opacity: 0.2;
    transition: opacity var(--transition-base);
    filter: grayscale(50%) contrast(1.2);
}

[data-theme="light"] .hero-background::before {
    opacity: 0.15;
    filter: grayscale(30%) contrast(1.1);
}

.hero-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: clamp(2rem, 6vw, 4rem);
    max-width: 1200px;
    width: 100%;
    z-index: 1;
    flex-wrap: wrap;
}

.hero-image-container {
    position: relative;
    flex-shrink: 0;
}

.hero-image {
    width: clamp(180px, 25vw, 260px);
    height: clamp(180px, 25vw, 260px);
    object-fit: cover;
    image-rendering: pixelated;
    border: 4px solid var(--border-color);
    box-shadow: var(--shadow-pixel);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.hero-image:hover {
    transform: translate(-2px, -2px);
    box-shadow: var(--shadow-accent);
}

.hero-text {
    text-align: center;
    max-width: 550px;
    flex: 1;
    min-width: 260px;
}

.hero-name {
    font-family: var(--font-pixel);
    font-size: clamp(1rem, 3vw, 1.5rem);
    margin-bottom: 1rem;
    color: var(--accent-primary);
    line-height: 1.6;
    text-shadow: 2px 2px 0 var(--accent-dark);
}

.hero-title {
    font-family: var(--font-terminal);
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
    color: var(--text-secondary);
    margin-bottom: 1.25rem;
}

.hero-tagline {
    font-size: clamp(1.1rem, 2vw, 1.25rem);
    color: var(--text-muted);
    margin-bottom: 1.75rem;
    max-width: 450px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.scroll-indicator {
    position: absolute;
    bottom: 1.5rem;
    left: 50%;
    transform: translateX(-50%);
}

.mouse {
    width: 20px;
    height: 32px;
    border: 3px solid var(--text-muted);
    position: relative;
}

.wheel {
    width: 3px;
    height: 6px;
    background: var(--accent-primary);
    position: absolute;
    top: 4px;
    left: 50%;
    transform: translateX(-50%);
}

/* ========================================
   Buttons - Pixel Style
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-family: var(--font-terminal);
    font-size: 1.1rem;
    border-radius: 0;
    cursor: pointer;
    text-decoration: none;
    transition: all var(--transition-fast);
    white-space: nowrap;
    border: 2px solid transparent;
}

.btn-primary {
    background: var(--accent-primary);
    color: var(--bg-primary);
    border-color: var(--accent-primary);
    font-weight: 600;
}

.btn-primary:hover {
    background: var(--accent-secondary);
    border-color: var(--accent-secondary);
    transform: translate(-2px, -2px);
    box-shadow: var(--shadow-accent);
    color: var(--bg-primary);
}

.btn-secondary {
    background: transparent;
    color: var(--accent-primary);
    border-color: var(--accent-primary);
}

.btn-secondary:hover {
    background: var(--accent-primary);
    color: var(--bg-primary);
    transform: translate(-2px, -2px);
    box-shadow: var(--shadow-accent);
}

/* ========================================
   About Section
   ======================================== */
.about {
    background: var(--bg-secondary);
}

.hero-image-link {
    display: block;
    text-decoration: none;
    cursor: pointer;
}

.hero-image-link:hover .hero-image-container {
    transform: scale(1.02);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
    align-items: center;
}

@media (min-width: 768px) {
    .about-content {
        grid-template-columns: 2fr 1fr;
        gap: 3rem;
        align-items: center;
    }
}

.about-text {
    font-size: 1.15rem;
}

.about-text p {
    margin-bottom: 1rem;
}

.about-text p:last-child {
    margin-bottom: 0;
}

.about-highlights {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    align-items: stretch;
}

.about-highlights .highlight-item {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.highlight-item {
    text-align: center;
    padding: 1.5rem;
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    transition: all var(--transition-fast);
    min-width: 150px;
    min-height: 120px;
}

.highlight-item:hover {
    border-color: var(--accent-primary);
    transform: translate(-2px, -2px);
    box-shadow: var(--shadow-pixel);
}

/* Highlight Link Styles - Clickable */
.highlight-link {
    display: flex !important;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-decoration: none;
    cursor: pointer;
    min-height: 120px;
}

.highlight-link:hover {
    border-color: var(--accent-primary);
    transform: translate(-2px, -2px);
    box-shadow: var(--shadow-pixel);
    background: var(--bg-card);
}

.highlight-link .highlight-number {
    font-family: var(--font-pixel);
    font-size: 1.5rem;
    color: var(--accent-primary);
    margin-bottom: 0.5rem;
}

.highlight-link .highlight-label {
    font-family: var(--font-terminal);
    font-size: 0.9rem;
    color: var(--text-muted);
    letter-spacing: 0.3px;
    margin-bottom: 0.5rem;
}

.highlight-link .highlight-icon {
    font-size: 1.2rem;
    color: var(--accent-primary);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.highlight-link:hover .highlight-icon {
    opacity: 1;
}

.highlight-number {
    display: block;
    font-family: var(--font-pixel);
    font-size: 1rem;
    color: var(--accent-primary);
    margin-bottom: 0.5rem;
}

.highlight-label {
    font-family: var(--font-terminal);
    font-size: 1rem;
    color: var(--text-muted);
    letter-spacing: 0.3px;
    word-spacing: 2px;
}

/* ========================================
   Section Titles - Pixel Style
   ======================================== */
.section-title {
    text-align: center;
    margin-bottom: 1.5rem;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--font-pixel);
    font-size: clamp(0.6rem, 2vw, 0.8rem);
    letter-spacing: 2px;
    word-spacing: 3px;
    color: var(--accent-primary);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 3px;
    background: var(--accent-primary);
}

.section-subtitle {
    text-align: center;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    font-size: 1.1rem;
    max-width: 450px;
    margin-left: auto;
    margin-right: auto;
    letter-spacing: 0.5px;
    word-spacing: 3px;
}

/* ========================================
   Projects Section - Pixel Style
   ======================================== */
.projects-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    align-items: start;
}

@media (min-width: 640px) {
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .projects-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.project-card {
    background: var(--bg-card);
    border: 3px solid var(--border-color);
    overflow: hidden;
    transition: all var(--transition-fast);
}

.project-card:hover {
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-pixel);
}

.project-header {
    display: flex;
    flex-direction: column;
    cursor: pointer;
    position: relative;
}

.project-header .project-image {
    width: 100%;
    height: 180px;
    flex-shrink: 0;
    border-bottom: 3px solid var(--border-color);
    overflow: hidden;
}

.project-header .project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    image-rendering: pixelated;
}

.project-header .project-title {
    font-family: var(--font-terminal);
    font-size: 1rem;
    color: var(--text-primary);
    padding: 0.75rem;
    margin: 0;
}

.expand-btn {
    position: absolute;
    bottom: 0;
    right: 0;
    background: var(--bg-card);
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    border-top: 2px solid var(--border-color);
    border-left: 2px solid var(--border-color);
    transition: transform var(--transition-fast);
}

.expand-btn svg {
    transition: transform var(--transition-fast);
}

.project-card.expanded .expand-btn svg {
    transform: rotate(180deg);
}

.project-details {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease-out;
    padding: 0 1rem;
}

.project-card.expanded .project-details {
    max-height: 800px;
    padding: 0 1rem 1rem 1rem;
}

.project-details .project-description {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
    line-height: 1.5;
}

.project-link {
    display: inline-block;
    font-family: var(--font-terminal);
    font-size: 0.85rem;
    color: var(--accent-primary);
    text-decoration: none;
    margin-top: 0.5rem;
    padding: 0.3rem 0.6rem;
    border: 2px solid var(--accent-primary);
    transition: all var(--transition-fast);
}

.project-link:hover {
    background: var(--accent-primary);
    color: var(--bg-primary);
}

.project-image {
    position: relative;
    display: block;
    height: 200px;
    background: var(--bg-tertiary);
    border-bottom: 3px solid var(--border-color);
}

.coming-soon-badge {
    position: absolute;
    bottom: 20%;
    left: 0;
    right: 0;
    width: auto;
    padding: 0.5rem 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #000;
    color: var(--accent-primary);
    font-family: var(--font-terminal);
    font-size: 1.5rem;
    font-weight: bold;
    letter-spacing: 2px;
}

.project-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    image-rendering: pixelated;
    transition: transform var(--transition-base);
}

.project-card:hover .project-img {
    transform: scale(1.05);
}

.project-content {
    padding: 1rem;
}

.project-title {
    font-family: var(--font-terminal);
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.project-description {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
    line-height: 1.6;
}

/* Project Category Sections */
.project-category {
    margin-bottom: 3rem;
}

.project-category:last-child {
    margin-bottom: 0;
}

.category-title {
    font-family: var(--font-terminal);
    font-size: 1.5rem;
    color: var(--accent-primary);
    margin-bottom: 0.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--border-color);
}

.category-description {
    font-size: 1rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

/* Placeholder card for empty categories */
.project-card.placeholder {
    opacity: 0.6;
    border-style: dashed;
}

.project-card.placeholder:hover {
    transform: none;
    box-shadow: none;
}

/* Project placeholder for no image */
.project-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-card) 100%);
    color: var(--text-muted);
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.tag {
    font-family: var(--font-terminal);
    font-size: 0.85rem;
    padding: 0.2rem 0.5rem;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    color: var(--accent-primary);
    transition: all var(--transition-fast);
}

.tag:hover {
    border-color: var(--accent-primary);
    background: var(--accent-primary);
    color: var(--bg-primary);
}

.project-team {
    margin-top: 0.75rem;
}

.project-team .team-title {
    font-family: var(--font-terminal);
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 0.25rem;
}

.project-team .team-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
}

.project-team .team-list li {
    font-family: var(--font-terminal);
    font-size: 0.75rem;
    padding: 0.2rem 0.5rem;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    color: var(--accent-primary);
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
    transition: all var(--transition-fast);
}

.project-team .team-list li:hover {
    border-color: var(--accent-primary);
    background: transparent;
    color: var(--accent-primary);
}

.project-team .team-name {
    color: var(--text-primary);
    font-weight: bold;
}

.project-team .team-role {
    color: var(--accent-primary);
}

/* ========================================
   Experience Section - Pixel Style
   ======================================== */
.experience {
    background: var(--bg-secondary);
}

.timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--border-color);
}

.timeline-item {
    position: relative;
    padding-left: 1.75rem;
    margin-bottom: 2rem;
}

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

.timeline-marker {
    position: absolute;
    left: -4px;
    top: 0;
    width: 10px;
    height: 10px;
    background: var(--accent-primary);
}

.timeline-content {
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    padding: 1rem;
    transition: all var(--transition-fast);
}

.timeline-content:hover {
    border-color: var(--accent-primary);
    transform: translate(-2px, -2px);
    box-shadow: var(--shadow-pixel);
}

.timeline-title {
    font-family: var(--font-terminal);
    font-size: 1.15rem;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.timeline-organization {
    font-family: var(--font-pixel);
    font-size: 0.85rem;
    color: var(--accent-primary);
    margin-bottom: 0.5rem;
    letter-spacing: 1px;
}

.timeline-description {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 0.5rem;
}

.timeline-date {
    font-family: var(--font-terminal);
    font-size: 1rem;
    color: var(--text-muted);
}

/* Experience Card - Single experience without timeline */
.experience-card {
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    padding: 1.5rem;
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    transition: all var(--transition-fast);
}

.experience-icon {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 4px;
}

.experience-logo {
    width: 100%;
    height: 100%;
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.experience-details {
    flex: 1;
}

.experience-card:hover {
    border-color: var(--accent-primary);
    transform: translate(-2px, -2px);
    box-shadow: var(--shadow-pixel);
}

.experience-title {
    font-family: var(--font-terminal);
    font-size: 1.15rem;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.experience-organization {
    font-family: var(--font-pixel);
    font-size: 0.85rem;
    color: var(--accent-primary);
    margin-bottom: 0.5rem;
    letter-spacing: 1px;
}

.experience-description {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 0.5rem;
}

.experience-date {
    font-family: var(--font-terminal);
    font-size: 1rem;
    color: var(--text-muted);
}

/* ========================================
   Skills Section - Pixel Style
   ======================================== */
.skills-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    align-items: stretch;
}

@media (min-width: 640px) {
    .skills-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .skills-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.skill-category {
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    padding: 1.25rem;
    min-height: 180px;
    display: flex;
    flex-direction: column;
    transition: all var(--transition-fast);
}

.skill-category:hover {
    border-color: var(--accent-primary);
    transform: translate(-2px, -2px);
    box-shadow: var(--shadow-pixel);
}

.skill-category-title {
    font-family: var(--font-pixel);
    font-size: 0.85rem;
    color: var(--accent-primary);
    margin-bottom: 1rem;
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* Skills Section - Horizontal List Layout */
.skill-row {
    display: flex;
    align-items: flex-start;
    margin-bottom: 1.5rem;
    gap: 1rem;
    padding-bottom: 1.5rem;
    border-bottom: 3px solid var(--accent-primary);
    image-rendering: pixelated;
}

.skill-row:last-child {
    border-bottom: none;
}

.skill-label {
    min-width: 180px;
    flex-shrink: 0;
    padding-top: 0.5rem;
}

.skill-category-name {
    font-family: var(--font-pixel);
    font-size: 0.75rem;
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.skill-tags .tag {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 0.4rem 0.8rem;
    font-size: 0.75rem;
    border-radius: 4px;
    color: var(--text-primary);
    transition: all 0.2s ease;
}

.skill-tags .tag:hover {
    border-color: var(--accent-primary);
    background: var(--accent-primary);
    color: var(--text-light);
}

/* Responsive */
@media (max-width: 768px) {
    .skill-row {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .skill-label {
        min-width: auto;
        padding-top: 0;
    }
}

.skill-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.skill-item {
    display: flex;
    align-items: center;
    letter-spacing: 0.3px;
    word-spacing: 2px;
}

.skill-name {
    font-family: var(--font-terminal);
    font-size: 1rem;
    color: var(--text-primary);
    padding: 0.35rem 0;
    border-bottom: 1px solid var(--border-color);
    width: 100%;
}

.skill-item:last-child .skill-name {
    border-bottom: none;
}

/* ========================================
   Education Section - Pixel Style
   ======================================== */
.education {
    background: var(--bg-secondary);
}

.education-card {
    max-width: 650px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 1.25rem;
    background: var(--bg-card);
    border: 3px solid var(--border-color);
    padding: 1.5rem;
    transition: all var(--transition-fast);
}

.education-card:hover {
    border-color: var(--accent-primary);
    transform: translate(-2px, -2px);
    box-shadow: var(--shadow-pixel);
}

.education-icon {
    width: 60px;
    height: 60px;
    flex-shrink: 0;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 4px;
}

.education-logo {
    width: 100%;
    height: 100%;
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

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

.education-info {
    flex: 1;
}

.education-title {
    font-family: var(--font-terminal);
    font-size: 1.15rem;
    margin-bottom: 0.2rem;
}

.education-degree {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: 0.2rem;
}

.education-status {
    font-family: var(--font-pixel);
    font-size: 0.9rem;
    color: var(--accent-primary);
    letter-spacing: 1px;
}

.education-date {
    font-family: var(--font-pixel);
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 0.3rem;
}

.education-grade {
    font-family: var(--font-pixel);
    font-size: 0.85rem;
    color: var(--accent-secondary);
    margin-bottom: 0.75rem;
}

.education-activities {
    margin-top: 0.5rem;
    padding-top: 0.5rem;
    border-top: 1px solid var(--border-color);
}

.activities-title {
    font-family: var(--font-pixel);
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 0.25rem;
}

.activities-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* ========================================
   Certifications Section - Pixel Style
   ======================================== */
.certifications-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    align-items: stretch;
}

@media (min-width: 640px) {
    .certifications-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .certifications-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.certification-card {
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    padding: 0;
    transition: all var(--transition-fast);
    display: flex;
    flex-direction: column;
    gap: 0;
    min-height: 320px;
}

.certification-card:hover {
    border-color: var(--accent-primary);
    transform: translate(-2px, -2px);
    box-shadow: var(--shadow-pixel);
}

.certification-image {
    width: 100%;
    height: 140px;
    overflow: hidden;
    border-bottom: 2px solid var(--border-color);
    background-color: var(--bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.certification-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.certification-info {
    flex: 1;
    padding: 1rem;
    display: flex;
    flex-direction: column;
}

.certification-title {
    font-family: var(--font-terminal);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.2rem;
    color: var(--text-primary);
    line-height: 1.4;
}

.certification-issuer {
    font-family: var(--font-pixel);
    font-size: 0.7rem;
    color: var(--text-muted);
    letter-spacing: 0.5px;
}

.certification-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: auto;
}

.cert-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.4rem 0.6rem;
    font-family: var(--font-terminal);
    font-size: 0.75rem;
    border: 2px solid var(--border-color);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.linkedin-btn {
    background: #0077b5;
    color: white;
    border-color: #0077b5;
}

.linkedin-btn:hover {
    background: #005885;
    border-color: #005885;
}

.section-linkedin-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.6rem 1rem;
    margin: 1.5rem auto 0;
    font-family: var(--font-terminal);
    font-size: 0.9rem;
    background: #22c55e;
    color: white;
    border: 2px solid #22c55e;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    width: fit-content;
}

.section-linkedin-btn:hover {
    background: #16a34a;
    border-color: #16a34a;
}

.view-btn {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.view-btn:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

/* Certificate Modal */
.cert-modal {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
}

.cert-modal.active {
    display: flex;
}

.cert-modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.9);
}

.cert-modal-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    z-index: 1;
}

.cert-modal-close {
    position: absolute;
    top: -40px;
    right: 0;
    background: none;
    border: none;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    font-family: var(--font-terminal);
}

.cert-modal-content img {
    max-width: 100%;
    max-height: 85vh;
    width: auto;
    height: auto;
    object-fit: contain;
    border: 2px solid var(--accent-primary);
    box-shadow: var(--shadow-pixel);
}

/* ========================================
   Achievements Section - Pixel Style
   ======================================== */
.achievements {
    background: var(--bg-secondary);
    padding: 1.5rem 0;
}

.achievements .container {
    max-width: 700px;
}

.achievements-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    align-items: start;
    justify-items: center;
}

.achievement-card {
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    transition: border-color var(--transition-fast), transform var(--transition-fast);
    width: 100%;
    max-width: 400px;
    min-height: 300px;
}

.achievement-image {
    display: block;
    overflow: visible;
    background: var(--bg-tertiary);
    height: 180px;
}

.achievement-image img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    image-rendering: pixelated;
}

.achievement-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-2px);
}

.achievement-icon {
    width: 24px;
    height: 24px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.achievement-icon svg {
    width: 12px;
    height: 12px;
    color: white;
}

.achievement-header {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    position: relative;
}

.achievement-header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.achievement-content {
    flex: 1;
}

.achievement-title {
    font-family: var(--font-terminal);
    font-size: 0.85rem;
    color: var(--text-primary);
    letter-spacing: 0.5px;
    flex: 1;
}

.achievement-details {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.achievement-card.expanded .achievement-details {
    max-height: 1000px;
}

.achievement-card .expand-btn {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition-fast);
    flex-shrink: 0;
}

.achievement-card .expand-btn:hover {
    transform: scale(1.1);
}

.achievement-card.expanded .expand-btn svg {
    transform: rotate(180deg);
}

.achievement-project-image {
    margin: 1rem 0;
    border-radius: var(--border-radius);
    overflow: hidden;
}

.achievement-project-image img {
    width: 100%;
    height: auto;
    max-width: 100%;
    display: block;
    image-rendering: pixelated;
}

.achievement-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-top: 0.5rem;
}

.achievement-tag {
    font-family: var(--font-terminal);
    font-size: 0.75rem;
    padding: 0.15rem 0.4rem;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    color: var(--accent-primary);
    transition: all var(--transition-fast);
    border-radius: 0;
}

.achievement-tag:hover {
    border-color: var(--accent-primary);
    background: var(--accent-primary);
    color: var(--bg-primary);
}

.achievement-team,
.achievement-mentor {
    margin-top: 0.25rem;
}

.achievement-meta {
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
    padding: 0.5rem 1rem;
    border-top: 1px solid var(--border-color);
}

.achievement-issuer,
.achievement-date {
    font-family: var(--font-terminal);
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.achievement-details {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    margin-top: 0;
}

.team-title,
.mentor-title {
    font-family: var(--font-terminal);
    font-size: 0.65rem;
    color: var(--text-muted);
    margin-bottom: 0.1rem;
}

.achievement-team .team-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
}

.achievement-team .team-list li {
    font-family: var(--font-terminal);
    font-size: 0.65rem;
    color: var(--accent-primary);
    padding: 0.15rem 0.4rem;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    display: inline-flex;
    flex-direction: column;
    gap: 0.1rem;
    transition: all var(--transition-fast);
}

.achievement-team .team-list li:hover {
    border-color: var(--accent-primary);
    background: transparent;
    color: var(--accent-primary);
}

.achievement-team .team-name {
    color: var(--text-primary);
    font-weight: bold;
}

.mentor-name {
    font-family: var(--font-terminal);
    font-size: 0.65rem;
    color: var(--text-primary);
    padding: 0.15rem 0.4rem;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    display: inline-block;
    transition: all var(--transition-fast);
}

.mentor-name:hover {
    border-color: var(--accent-primary);
    background: transparent;
    color: var(--accent-primary);
}

@media (min-width: 640px) {
    .achievements-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
}

@media (min-width: 1024px) {
    .achievements-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }
}

/* ========================================
   Contact Section - Pixel Style
   ======================================== */
.contact {
    background: var(--bg-primary);
}

.contact-content {
    max-width: 550px;
    margin: 0 auto;
    text-align: center;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    color: var(--text-secondary);
    font-family: var(--font-terminal);
    font-size: 1.1rem;
    transition: color var(--transition-fast);
}

.contact-item:hover {
    color: var(--accent-primary);
}

.contact-item svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    color: var(--accent-primary);
}

.contact-item a {
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.contact-item a:hover {
    color: var(--accent-primary);
}

.contact-socials {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.social-link {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.social-link:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    background: var(--bg-tertiary);
    transform: translate(-2px, -2px);
    box-shadow: var(--shadow-pixel);
}

.social-link svg {
    width: 20px;
    height: 20px;
}

.cv-download {
    margin-top: 2rem;
    display: flex;
    justify-content: center;
}

.cv-download-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-family: var(--font-terminal);
    font-size: 1.1rem;
    background: var(--accent-primary);
    color: var(--bg-primary);
    border: 2px solid var(--accent-primary);
    border-radius: 0;
    cursor: pointer;
    text-decoration: none;
    transition: all var(--transition-fast);
    white-space: nowrap;
    font-weight: 600;
}

.cv-download-btn:hover {
    background: var(--accent-secondary);
    border-color: var(--accent-secondary);
    transform: translate(-2px, -2px);
    box-shadow: var(--shadow-accent);
    color: var(--bg-primary);
}

.cv-download-btn svg {
    width: 20px;
    height: 20px;
}

/* ========================================
   Footer - Pixel Style
   ======================================== */
.footer {
    padding: 1.5rem 0;
    text-align: center;
    border-top: 4px solid var(--border-color);
    background: var(--bg-secondary);
}

.footer .container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.footer-text {
    font-family: var(--font-pixel);
    font-size: 0.85rem;
    color: var(--text-muted);
    letter-spacing: 1px;
    text-align: center;
}

.footer-copyright {
    font-family: var(--font-terminal);
    font-size: 0.9rem;
    color: var(--text-muted);
    text-align: center;
    margin-top: 0.5rem;
}

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

/* ========================================
   Animations - Pixel Style
   ======================================== */
@keyframes float {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(6px); }
}

@keyframes scroll {
    0% { opacity: 1; transform: translateX(-50%) translateY(0); }
    100% { opacity: 0; transform: translateX(-50%) translateY(8px); }
}

/* ========================================
   Reveal Animation
   ======================================== */
.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s steps(6);
}

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

/* Section title centering fix */
.section-title {
    transform: translateX(-50%) translateY(0) !important;
    left: 50% !important;
}

/* ========================================
   Responsive - Mobile
   ======================================== */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 75px;
        left: 0;
        right: 0;
        background: var(--bg-primary);
        border-bottom: 4px solid var(--border-color);
        flex-direction: column;
        padding: 1.5rem;
        gap: 1rem;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }

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

    .nav-link {
        font-size: 1.2rem;
    }

    .hero-content {
        flex-direction: column;
        text-align: center;
    }

    .hero-text {
        order: 2;
    }

    .hero-image-container {
        order: 1;
    }

    .about-content {
        grid-template-columns: 1fr;
    }

    .about-highlights {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
    }

    .highlight-link {
        min-height: 100px;
        padding: 1rem;
    }

    .highlight-link .highlight-number {
        font-size: 1.25rem;
    }

    .highlight-link .highlight-label {
        font-size: 0.9rem;
    }

    .education-card {
        flex-direction: column;
        text-align: center;
    }

    .timeline::before {
        left: 3px;
    }

    .timeline-item {
        padding-left: 1.5rem;
    }

    .timeline-marker {
        left: 0;
    }
}

@media (max-width: 480px) {
    section {
        padding: 3rem 0;
    }

    .container {
        padding: 0 1rem;
    }

    .btn {
        padding: 0.6rem 1.25rem;
        font-size: 1rem;
    }

    .hero {
        padding: 4rem 1rem 2rem;
    }

    .about-highlights {
        grid-template-columns: 1fr;
    }

    .highlight-link {
        min-height: 90px;
        padding: 0.75rem;
    }

    .highlight-link .highlight-number {
        font-size: 1.1rem;
    }

    .highlight-link .highlight-label {
        font-size: 0.75rem;
    }

    .highlight-link .highlight-icon {
        font-size: 1rem;
    }

    .hero-image {
        width: 160px;
        height: 160px;
    }

    .project-tags {
        gap: 0.3rem;
    }

    .tag {
        font-size: 0.75rem;
        padding: 0.15rem 0.4rem;
    }
}