/* ========================================
   PIXEL ART PORTFOLIO — DESIGN SYSTEM
   ======================================== */

/* --- CSS Variables --- */
:root {
    --bg: #000000;
    --fg: #ffffff;
    --fg-dim: #888888;
    --fg-darker: #444444;
    --accent: #ffffff;
    --accent-glow: rgba(255, 255, 255, 0.15);
    --pixel-size: 4px;
    --font-pixel: 'Silkscreen', monospace;
    --font-terminal: 'DotGothic16', sans-serif;
    --border-pixel: 3px solid var(--fg);
    --transition-fast: 0.15s;
    --transition-med: 0.3s;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    scrollbar-width: thin;
    scrollbar-color: var(--fg-dim) var(--bg);
}

body {
    background: var(--bg);
    color: var(--fg);
    font-family: var(--font-pixel);
    overflow-x: hidden;
    cursor: crosshair;
    line-height: 1.8;
}

::selection {
    background: var(--fg);
    color: var(--bg);
}

/* --- Boot Screen --- */
.boot-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg);
    color: var(--fg);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding: 32px;
    font-family: var(--font-pixel);
    font-size: 0.8rem;
    line-height: 1.5;
    transition: opacity 0.5s ease-in-out;
}

.boot-screen.hidden {
    opacity: 0;
    pointer-events: none;
}

.boot-prompt {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 1.2rem;
    letter-spacing: 2px;
    animation: blink-cursor 1s infinite;
    text-align: center;
}

.boot-line {
    opacity: 0;
    transform: translateY(10px);
    animation: boot-line-appear 0.1s forwards;
}

@keyframes boot-line-appear {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg);
}
::-webkit-scrollbar-thumb {
    background: var(--fg-dim);
    border: 2px solid var(--bg);
}

/* --- Canvas Layers --- */
#pixel-canvas, #cursor-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}
#cursor-canvas {
    z-index: 9998;
}

/* --- Navigation --- */
#navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 32px;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
    border-bottom: 2px solid var(--fg-darker);
    transition: transform var(--transition-med);
}

.nav-logo {
    font-family: var(--font-pixel);
    font-size: 1.5rem;
    letter-spacing: 4px;
    position: relative;
    cursor: pointer;
}

.nav-logo::after {
    content: attr(data-text);
    position: absolute;
    left: 2px;
    top: 2px;
    color: var(--fg-dim);
    z-index: -1;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 8px;
}

.nav-link {
    color: var(--fg-dim);
    text-decoration: none;
    font-size: 1rem;
    padding: 8px 14px;
    position: relative;
    transition: color var(--transition-fast), transform var(--transition-fast);
    letter-spacing: 1px;
}

.nav-link:hover, .nav-link.active {
    color: var(--fg);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--fg);
    transition: width var(--transition-med), left var(--transition-med);
}

.nav-link:hover::after, .nav-link.active::after {
    width: 80%;
    left: 10%;
}

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

.burger-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.burger-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--fg);
    transition: all var(--transition-med);
}

.burger-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
.burger-btn.active span:nth-child(2) {
    opacity: 0;
}
.burger-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Nav */
.mobile-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.97);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-med);
}

.mobile-nav.active {
    opacity: 1;
    pointer-events: all;
}

.mobile-nav-links {
    list-style: none;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.mobile-link {
    color: var(--fg);
    text-decoration: none;
    font-size: 1.2rem;
    font-family: var(--font-pixel);
    letter-spacing: 4px;
    transition: color var(--transition-fast);
    position: relative;
}

.mobile-link::before {
    content: '> ';
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.mobile-link:hover::before {
    opacity: 1;
}

/* --- Sections --- */
.section {
    position: relative;
    z-index: 1;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.section-container {
    max-width: 1100px;
    width: 100%;
    margin: 0 auto;
    padding: 120px 32px 80px;
}

.section-title {
    font-family: var(--font-pixel);
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 64px;
    letter-spacing: 8px;
    position: relative;
}

/* --- Pixel Button --- */
.pixel-btn {
    font-family: var(--font-pixel);
    font-size: 1.1rem;
    color: var(--fg);
    background: transparent;
    border: 2px solid var(--fg);
    padding: 12px 24px;
    cursor: pointer;
    position: relative;
    letter-spacing: 2px;
    transition: all var(--transition-fast);
    text-decoration: none;
    display: inline-block;
    overflow: hidden;
}

.pixel-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--fg);
    transition: left var(--transition-med) ease;
    z-index: -1;
}

.pixel-btn:hover::before {
    left: 0;
}

.pixel-btn:hover {
    color: var(--bg);
    transform: scale(1.05);
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.3),
                0 0 60px rgba(255, 255, 255, 0.1);
}

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

/* Button pixel explosion on hover */
.pixel-btn .btn-pixels {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}


/* --- HERO SECTION --- */
.hero-section {
    flex-direction: column;
    text-align: center;
    padding: 0 32px;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}

/* Cipher Hacker Title Effect */
.hero-cipher {
    font-size: clamp(2rem, 6vw, 4.5rem);
    font-family: var(--font-pixel);
    letter-spacing: 8px;
    position: relative;
    color: var(--fg);
    white-space: nowrap;
    margin: 0;
    line-height: 1.1;
}

.hero-lastname {
    font-size: clamp(1.8rem, 5vw, 3.8rem);
    color: var(--fg);
    margin-bottom: 24px;
}

/* Hover glitch effect for section titles - kept subtle and purely black/white */
.glitch-hover {
    position: relative;
    display: inline-block;
}

.glitch-hover::before,
.glitch-hover::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.1s;
    background: var(--bg);
}

.glitch-hover:hover::before {
    opacity: 1;
    animation: hack-shake 0.2s infinite linear;
    color: var(--fg);
    clip-path: polygon(0 0, 100% 0, 100% 45%, 0 45%);
    transform: translate(-2px, 2px);
}

.glitch-hover:hover::after {
    opacity: 1;
    animation: hack-shake 0.3s infinite linear reverse;
    color: var(--fg);
    clip-path: polygon(0 55%, 100% 55%, 100% 100%, 0 100%);
    transform: translate(2px, -2px);
}

@keyframes hack-shake {
    0%, 100% { transform: translate(0, 0); }
    25% { transform: translate(-2px, 1px); }
    50% { transform: translate(2px, -1px); }
    75% { transform: translate(-1px, 2px); }
}

/* Hero Subtitle / Typewriter */
.hero-subtitle {
    font-family: var(--font-terminal);
    font-size: 1.6rem;
    color: var(--fg-dim);
    min-height: 2em;
}

.typewriter-cursor {
    animation: blink-cursor 0.6s infinite;
}

@keyframes blink-cursor {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

.hero-tagline {
    font-size: 1rem;
    letter-spacing: 6px;
    color: var(--fg-darker);
    text-transform: uppercase;
}

.hero-cta {
    margin-top: 24px;
    font-size: 0.7rem;
    padding: 16px 32px;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    animation: bounce 2s infinite;
}

.scroll-arrow {
    font-size: 0.8rem;
}

.scroll-label {
    font-size: 0.8rem;
    letter-spacing: 4px;
    color: var(--fg-dim);
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(10px); }
}

/* --- ABOUT SECTION --- */
.about-grid {
    display: flex;
    justify-content: center;
}

.about-card {
    display: flex;
    gap: 48px;
    padding: 48px;
    max-width: 900px;
    align-items: center;
}

.about-avatar {
    flex-shrink: 0;
}

.custom-avatar-img {
    width: 160px;
    height: 160px;
    object-fit: contain;
    border: var(--border-pixel);
    background: var(--bg);
    image-rendering: pixelated;
    filter: grayscale(100%) contrast(120%);
    transition: filter var(--transition-med), transform var(--transition-med);
}

.custom-avatar-img:hover {
    filter: grayscale(0%) contrast(100%);
}

.about-text {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.about-intro {
    font-family: var(--font-terminal);
    font-size: 1.6rem;
    line-height: 1.6;
}

.about-text p {
    font-family: var(--font-terminal);
    font-size: 1.3rem;
    color: var(--fg-dim);
    line-height: 1.6;
}

.highlight {
    color: var(--fg);
    font-weight: bold;
    position: relative;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--fg);
    animation: pulse-line 2s infinite;
}

@keyframes pulse-line {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* Stats Counters */
.about-stats {
    display: flex;
    gap: 32px;
    margin-top: 24px;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.stat-value {
    font-family: var(--font-pixel);
    font-size: 1.8rem;
    color: var(--fg);
}

.stat-label {
    font-size: 0.8rem;
    letter-spacing: 2px;
    color: var(--fg-dim);
}

/* --- Pixel Border Utility --- */
.pixel-border {
    border: var(--border-pixel);
    position: relative;
    background: rgba(255, 255, 255, 0.02);
}

.pixel-border::before {
    content: '';
    position: absolute;
    top: -1px;
    left: -1px;
    right: -1px;
    bottom: -1px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    pointer-events: none;
    transition: border-color var(--transition-med), box-shadow var(--transition-med);
}

.pixel-border:hover::before {
    border-color: rgba(255, 255, 255, 0.4);
    box-shadow: 0 0 30px rgba(255, 255, 255, 0.08);
}

/* --- PROJECT SECTION --- */
.project-filters {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.filter-btn {
    font-size: 1rem;
    padding: 8px 16px;
    border-width: 1px;
}

.filter-btn.active {
    background: var(--fg);
    color: var(--bg);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
}

.project-card {
    transition: transform var(--transition-med), box-shadow var(--transition-med);
    overflow: hidden;
}

.project-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 60px rgba(255, 255, 255, 0.07);
}

.project-preview {
    position: relative;
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.03);
    border-bottom: 2px solid var(--fg-darker);
    overflow: hidden;
}

.project-icon {
    font-size: 3.5rem;
    z-index: 2;
    transition: transform var(--transition-med);
}

.project-card:hover .project-icon {
    transform: scale(1.2) rotate(-5deg);
    animation: icon-bounce 0.4s ease;
}

.project-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 16px;
    image-rendering: pixelated;
    transition: transform var(--transition-med), filter var(--transition-med);
    z-index: 2;
    filter: grayscale(100%) contrast(120%);
}

.project-card:hover .project-image {
    transform: scale(1.15);
    filter: grayscale(0%) contrast(100%);
}

@keyframes icon-bounce {
    0% { transform: scale(1); }
    50% { transform: scale(1.3) rotate(-8deg); }
    100% { transform: scale(1.2) rotate(-5deg); }
}

/* Scanlines overlay */
.scanlines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(255, 255, 255, 0.02) 2px,
        rgba(255, 255, 255, 0.02) 4px
    );
    pointer-events: none;
    z-index: 1;
    opacity: 0;
    transition: opacity var(--transition-med);
}

.project-card:hover .scanlines {
    opacity: 1;
    animation: scanline-move 0.5s linear infinite;
}

@keyframes scanline-move {
    0% { transform: translateY(0); }
    100% { transform: translateY(4px); }
}

.project-info {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.project-title {
    font-family: var(--font-pixel);
    font-size: 1.3rem;
    letter-spacing: 2px;
}

.project-desc {
    font-family: var(--font-terminal);
    font-size: 1.2rem;
    color: var(--fg-dim);
    line-height: 1.5;
}

.project-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.tag {
    font-family: var(--font-pixel);
    font-size: 0.8rem;
    padding: 4px 10px;
    border: 1px solid var(--fg-darker);
    letter-spacing: 1px;
    transition: border-color var(--transition-fast), background var(--transition-fast);
}

.project-card:hover .tag {
    border-color: var(--fg-dim);
}

.project-links {
    margin-top: 8px;
}

.project-btn {
    font-size: 0.9rem;
    padding: 8px 16px;
}

/* Filter animation for hidden cards */
.project-card.hidden {
    display: none;
}

.project-card.fade-in {
    animation: pixel-fade-in 0.4s ease forwards;
}

@keyframes pixel-fade-in {
    0% {
        opacity: 0;
        transform: scale(0.8) translateY(20px);
    }
    50% {
        opacity: 0.5;
        transform: scale(1.02);
    }
    100% {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

/* --- SKILLS SECTION --- */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.skill-category {
    padding: 32px;
}

.skill-cat-title {
    font-family: var(--font-pixel);
    font-size: 1.2rem;
    margin-bottom: 24px;
    letter-spacing: 3px;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.skill-tag {
    font-family: var(--font-pixel);
    font-size: 1rem;
    padding: 12px 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid var(--fg-darker);
    letter-spacing: 2px;
    transition: all var(--transition-med);
    cursor: default;
}

.skill-tag:hover {
    border-color: var(--fg);
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-4px);
    box-shadow: 4px 4px 0 rgba(255, 255, 255, 0.05);
}

/* --- CONTACT SECTION --- */
.contact-section {
    padding-bottom: 60px;
}

.contact-intro {
    font-family: var(--font-terminal);
    font-size: 1.4rem;
    text-align: center;
    color: var(--fg-dim);
    margin-bottom: 48px;
}

.contact-grid {
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
    margin-bottom: 64px;
}

.contact-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 32px 48px;
    text-decoration: none;
    color: var(--fg);
    transition: all var(--transition-med);
    min-width: 200px;
}

.contact-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(255, 255, 255, 0.07);
    background: rgba(255, 255, 255, 0.05);
}

.contact-card:hover .pixel-icon {
    transform: scale(1.3);
    animation: icon-bounce 0.4s ease;
}

/* Base Pixel Icon Class */
.pixel-icon {
    width: 32px;
    height: 32px;
    position: relative;
    image-rendering: pixelated;
    transition: transform var(--transition-med);
    margin-bottom: 8px;
}


/* CSS Pixel Art: Sound ON */
.icon-sound-on { background: transparent; }
.icon-sound-on::before {
    content: '';
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--fg);
    top: 14px;
    left: 4px;
    box-shadow: 
        /* Speaker base */
        0 -4px 0 var(--fg), 0 0 0 var(--fg), 0 4px 0 var(--fg),
        4px -8px 0 var(--fg), 4px -4px 0 var(--fg), 4px 0 0 var(--fg), 4px 4px 0 var(--fg), 4px 8px 0 var(--fg),
        8px -12px 0 var(--fg), 8px -8px 0 var(--fg), 8px -4px 0 var(--fg), 8px 0 0 var(--fg), 8px 4px 0 var(--fg), 8px 8px 0 var(--fg), 8px 12px 0 var(--fg),
        /* Sound waves */
        16px -4px 0 var(--fg), 16px 0 0 var(--fg), 16px 4px 0 var(--fg),
        20px -8px 0 var(--fg), 20px 0 0 var(--fg), 20px 8px 0 var(--fg);
}

/* CSS Pixel Art: Sound OFF */
.icon-sound-off { background: transparent; }
.icon-sound-off::before {
    content: '';
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--fg);
    top: 14px;
    left: 4px;
    box-shadow: 
        /* Speaker base */
        0 -4px 0 var(--fg), 0 0 0 var(--fg), 0 4px 0 var(--fg),
        4px -8px 0 var(--fg), 4px -4px 0 var(--fg), 4px 0 0 var(--fg), 4px 4px 0 var(--fg), 4px 8px 0 var(--fg),
        8px -12px 0 var(--fg), 8px -8px 0 var(--fg), 8px -4px 0 var(--fg), 8px 0 0 var(--fg), 8px 4px 0 var(--fg), 8px 8px 0 var(--fg), 8px 12px 0 var(--fg),
        /* Cross (Mute) */
        16px -4px 0 var(--fg), 20px -8px 0 var(--fg),
        16px 4px 0 var(--fg), 20px 8px 0 var(--fg),
        18px 0 0 var(--fg);
}

/* CSS Pixel Art: GitHub */
.icon-github {
    background: transparent;
}
.icon-github::before {
    content: '';
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--fg);
    top: 14px;
    left: 14px;
    box-shadow: 
        /* Top ears / head */
        -6px -12px 0 var(--fg), 6px -12px 0 var(--fg),
        -6px -8px 0 var(--fg), -2px -8px 0 var(--fg), 2px -8px 0 var(--fg), 6px -8px 0 var(--fg),
        -8px -4px 0 var(--fg), -4px -4px 0 var(--fg), 0 -4px 0 var(--fg), 4px -4px 0 var(--fg), 8px -4px 0 var(--fg),
        -10px 0 0 var(--fg), -6px 0 0 var(--fg), -2px 0 0 var(--fg), 2px 0 0 var(--fg), 6px 0 0 var(--fg), 10px 0 0 var(--fg),
        /* Eyes */
        -10px 4px 0 var(--fg), -6px 4px 0 var(--bg), -2px 4px 0 var(--fg), 2px 4px 0 var(--fg), 6px 4px 0 var(--bg), 10px 4px 0 var(--fg),
        /* Face / Body base */
        -8px 8px 0 var(--fg), -4px 8px 0 var(--fg), 0 8px 0 var(--fg), 4px 8px 0 var(--fg), 8px 8px 0 var(--fg),
        -6px 12px 0 var(--fg), -2px 12px 0 var(--fg), 2px 12px 0 var(--fg), 6px 12px 0 var(--fg),
        -4px 16px 0 var(--fg), 0 16px 0 var(--fg), 4px 16px 0 var(--fg);
}

/* CSS Pixel Art: LinkedIn */
.icon-linkedin {
    background: transparent;
}
.icon-linkedin::before {
    content: '';
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--fg);
    top: 4px;
    left: 0;
    box-shadow: 
        /* L */
        0 4px 0 var(--fg), 0 8px 0 var(--fg), 0 12px 0 var(--fg), 0 16px 0 var(--fg), 0 20px 0 var(--fg), 0 24px 0 var(--fg),
        /* i dot */
        10px -4px 0 var(--fg),
        /* i body */
        10px 4px 0 var(--fg), 10px 8px 0 var(--fg), 10px 12px 0 var(--fg), 10px 16px 0 var(--fg), 10px 20px 0 var(--fg), 10px 24px 0 var(--fg),
        /* n */
        18px 4px 0 var(--fg), 18px 8px 0 var(--fg), 18px 12px 0 var(--fg), 18px 16px 0 var(--fg), 18px 20px 0 var(--fg), 18px 24px 0 var(--fg),
        22px 4px 0 var(--fg), 26px 4px 0 var(--fg),
        26px 8px 0 var(--fg), 26px 12px 0 var(--fg), 26px 16px 0 var(--fg), 26px 20px 0 var(--fg), 26px 24px 0 var(--fg);
}

/* CSS Pixel Art: Email / Envelope */
.icon-email {
    background: transparent;
}
.icon-email::before {
    content: '';
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--fg);
    top: 6px;
    left: 14px;
    box-shadow: 
        /* Top outline */
        -14px -6px 0 var(--fg), -10px -6px 0 var(--fg), -6px -6px 0 var(--fg), -2px -6px 0 var(--fg), 2px -6px 0 var(--fg), 6px -6px 0 var(--fg), 10px -6px 0 var(--fg), 14px -6px 0 var(--fg),
        /* Flap */
        -10px -2px 0 var(--fg), 10px -2px 0 var(--fg),
        -6px 2px 0 var(--fg), 6px 2px 0 var(--fg),
        -2px 6px 0 var(--fg), 2px 6px 0 var(--fg),
        /* Sides */
        -14px -2px 0 var(--fg), 14px -2px 0 var(--fg),
        -14px 2px 0 var(--fg), 14px 2px 0 var(--fg),
        -14px 6px 0 var(--fg), 14px 6px 0 var(--fg),
        -14px 10px 0 var(--fg), 14px 10px 0 var(--fg),
        -14px 14px 0 var(--fg), 14px 14px 0 var(--fg),
        /* Bottom outline */
        -10px 18px 0 var(--fg), -6px 18px 0 var(--fg), -2px 18px 0 var(--fg), 2px 18px 0 var(--fg), 6px 18px 0 var(--fg), 10px 18px 0 var(--fg);
}

.contact-label {
    font-family: var(--font-pixel);
    font-size: 1rem;
    letter-spacing: 3px;
}

.contact-handle {
    font-family: var(--font-terminal);
    font-size: 1.3rem;
    color: var(--fg-dim);
}

/* Footer */
.contact-footer {
    text-align: center;
    padding-top: 32px;
    border-top: 1px solid var(--fg-darker);
}

.footer-text {
    font-family: var(--font-terminal);
    font-size: 1.2rem;
    color: var(--fg-dim);
    margin-bottom: 8px;
}

.pixel-heart {
    color: var(--fg);
    animation: heart-beat 1s infinite;
    display: inline-block;
}

@keyframes heart-beat {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.3); }
}

.footer-copy {
    font-family: var(--font-pixel);
    font-size: 0.8rem;
    color: var(--fg-darker);
    letter-spacing: 2px;
}

/* --- Scroll Reveal Animation --- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* Pixel dissolve-in variant */
.reveal-pixel {
    opacity: 0;
    filter: blur(4px) contrast(200%);
    transition: opacity 0.6s ease, filter 0.6s ease, transform 0.6s ease;
    transform: scale(0.95);
}

.reveal-pixel.revealed {
    opacity: 1;
    filter: blur(0) contrast(100%);
    transform: scale(1);
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .burger-btn {
        display: flex;
    }
    
    .hero-glitch {
        font-size: clamp(1.2rem, 8vw, 2.5rem);
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .section-title {
        font-size: 1.2rem;
        letter-spacing: 4px;
    }
    
    .about-card {
        flex-direction: column;
        text-align: center;
        padding: 32px 24px;
        gap: 24px;
    }
    
    .about-stats {
        justify-content: center;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .skill-item {
        grid-template-columns: 90px 1fr 50px;
    }
    
    .skill-name {
        font-size: 0.4rem;
    }
    
    .contact-card {
        padding: 24px 32px;
        min-width: 160px;
    }
    
    .section-container {
        padding: 100px 20px 60px;
    }
    
    .sound-btn {
        top: 16px;
        right: 12px;
        width: 34px;
        height: 34px;
    }
}

@media (max-width: 480px) {
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        flex-direction: column;
        align-items: center;
    }
    
    .project-filters {
        gap: 8px;
    }
    
    .filter-btn {
        font-size: 0.4rem;
        padding: 6px 10px;
    }
}