/* ===========================================
   desca.dev - Glitch Art Tech Portfolio
   =========================================== */

/* --- CSS Custom Properties --- */
:root {
    --void: #0a0a0a;
    --surface: #141414;
    --glitch-red: #ff0040;
    --glitch-green: #00ff40;
    --glitch-blue: #0080ff;
    --text: #d0d0d0;
    --dim: #555555;
    --highlight: #ffff00;

    --font-display: 'Major Mono Display', monospace;
    --font-body: 'Overpass', sans-serif;
    --font-code: 'Fira Code', monospace;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--void);
    color: var(--text);
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.65;
    font-weight: 400;
    overflow-x: hidden;
}

a {
    color: var(--glitch-blue);
    text-decoration: none;
}

/* --- Utility Classes --- */
.highlight {
    color: var(--highlight);
}

.text-red {
    color: var(--glitch-red);
}

.text-green {
    color: var(--glitch-green);
}

.text-blue {
    color: var(--glitch-blue);
}

.dim-text {
    color: var(--dim);
}

/* --- Boot Overlay --- */
#boot-overlay {
    position: fixed;
    inset: 0;
    background: var(--void);
    z-index: 9999;
    display: flex;
    align-items: flex-start;
    justify-content: flex-start;
    padding: 24px;
    overflow: hidden;
    transition: opacity 0.3s ease;
}

#boot-overlay.fade-out {
    opacity: 0;
    pointer-events: none;
}

#boot-overlay.hidden {
    display: none;
}

#boot-log {
    font-family: var(--font-code);
    font-size: 0.8rem;
    color: var(--glitch-green);
    white-space: pre;
    line-height: 1.4;
    overflow: hidden;
}

#boot-log .log-blue {
    color: var(--glitch-blue);
}

#boot-log .log-red {
    color: var(--glitch-red);
}

#boot-log .log-yellow {
    color: var(--highlight);
}

#boot-log .log-dim {
    color: var(--dim);
}

/* --- Scanlines Overlay --- */
.scanlines::after {
    content: '';
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
        transparent,
        transparent 2px,
        rgba(0, 0, 0, 0.1) 2px,
        rgba(0, 0, 0, 0.1) 4px
    );
    pointer-events: none;
    z-index: 1;
}

.card-scanlines {
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
        transparent,
        transparent 2px,
        rgba(0, 0, 0, 0.08) 2px,
        rgba(0, 0, 0, 0.08) 4px
    );
    pointer-events: none;
    z-index: 1;
}

/* --- Chromatic Aberration / Glitch Title --- */
.glitch-title,
.glitch-heading {
    position: relative;
    display: inline-block;
    font-family: var(--font-display);
    font-weight: 400;
}

.glitch-title {
    font-size: clamp(1.5rem, 4vw, 3rem);
}

.glitch-heading {
    font-size: clamp(1.2rem, 3vw, 2rem);
    margin-bottom: 40px;
}

.glitch-layer {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    pointer-events: none;
    user-select: none;
}

.glitch-layer.red {
    color: var(--glitch-red);
    transform: translate(-2px, 0);
    opacity: 0.7;
}

.glitch-layer.green {
    color: var(--glitch-green);
    transform: translate(1px, 1px);
    opacity: 0.7;
}

.glitch-layer.blue {
    color: var(--glitch-blue);
    transform: translate(2px, -1px);
    opacity: 0.7;
}

.glitch-main {
    position: relative;
    color: #ffffff;
    z-index: 2;
}

.glitch-title:hover .glitch-layer.red,
.glitch-heading:hover .glitch-layer.red {
    transform: translate(-4px, -2px);
    transition: transform 0.1s ease;
}

.glitch-title:hover .glitch-layer.green,
.glitch-heading:hover .glitch-layer.green {
    transform: translate(3px, 3px);
    transition: transform 0.1s ease;
}

.glitch-title:hover .glitch-layer.blue,
.glitch-heading:hover .glitch-layer.blue {
    transform: translate(4px, -2px);
    transition: transform 0.1s ease;
}

/* --- Hero Section --- */
#hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--void);
    overflow: hidden;
}

.hero-content {
    text-align: center;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.hero-content.visible {
    opacity: 1;
}

.hero-tagline {
    font-family: var(--font-code);
    font-size: 1rem;
    color: var(--dim);
    margin-top: 16px;
    letter-spacing: 0.05em;
}

.cursor-blink {
    display: inline-block;
    font-family: var(--font-code);
    font-size: 1.5rem;
    color: var(--glitch-green);
    margin-top: 24px;
    animation: blink 1s step-end infinite;
}

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

/* --- Dead Pixels --- */
.dead-pixels {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
}

.dead-pixel {
    position: absolute;
    width: 3px;
    height: 3px;
}

/* --- Section Common --- */
section {
    position: relative;
    padding: 100px 48px;
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    margin-bottom: 48px;
}

/* --- About Section --- */
.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 48px;
    align-items: start;
}

.about-text p {
    margin-bottom: 16px;
    font-size: 1.05rem;
}

.about-stats {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.stat-block {
    background: var(--surface);
    padding: 16px 20px;
    border-left: 3px solid var(--glitch-blue);
}

.stat-value {
    font-family: var(--font-display);
    font-size: 1.8rem;
    display: block;
    margin-bottom: 4px;
}

.stat-label {
    font-family: var(--font-code);
    font-size: 0.75rem;
    color: var(--dim);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* --- Projects Section --- */
.project-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.project-card {
    position: relative;
    background: var(--surface);
    padding: 28px 24px;
    border: 1px solid #222222;
    overflow: hidden;
    transform: translateX(var(--offset-x, 0)) translateY(var(--offset-y, 0));
    transition: border-color 0.2s ease;
    cursor: pointer;
}

.project-card:hover {
    border-color: var(--glitch-blue);
}

.project-card:hover .card-glitch-overlay {
    animation: glitch 150ms linear;
}

.card-glitch-overlay {
    position: absolute;
    inset: 0;
    background: var(--surface);
    z-index: 3;
    opacity: 0;
    pointer-events: none;
}

@keyframes glitch {
    0% {
        clip-path: inset(0);
        opacity: 0;
    }
    20% {
        clip-path: inset(30% 0 50% 0);
        transform: translateX(4px);
        opacity: 0.7;
        background: linear-gradient(90deg, var(--glitch-red), transparent);
    }
    40% {
        clip-path: inset(60% 0 10% 0);
        transform: translateX(-3px);
        opacity: 0.5;
        background: linear-gradient(90deg, var(--glitch-blue), transparent);
    }
    60% {
        clip-path: inset(10% 0 70% 0);
        transform: translateX(2px);
        opacity: 0.6;
        background: linear-gradient(90deg, var(--glitch-green), transparent);
    }
    100% {
        clip-path: inset(0);
        opacity: 0;
    }
}

.card-title {
    font-family: var(--font-display);
    font-size: 1.2rem;
    color: #ffffff;
    margin-bottom: 12px;
    position: relative;
    z-index: 2;
}

.card-desc {
    font-size: 0.9rem;
    color: var(--text);
    margin-bottom: 16px;
    position: relative;
    z-index: 2;
}

.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 16px;
    position: relative;
    z-index: 2;
}

.tag {
    font-family: var(--font-code);
    font-size: 0.7rem;
    color: var(--dim);
    border: 1px solid #333333;
    padding: 3px 8px;
    text-transform: lowercase;
}

.card-link {
    font-family: var(--font-code);
    font-size: 0.8rem;
    position: relative;
    z-index: 2;
}

/* --- Skills Section --- */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.skill-block {
    background: var(--surface);
    padding: 24px;
    border-left: 3px solid var(--glitch-green);
}

.skill-name {
    font-family: var(--font-display);
    font-size: 0.9rem;
    display: block;
    margin-bottom: 16px;
    text-transform: lowercase;
}

.skill-items {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.skill-items code {
    font-family: var(--font-code);
    font-size: 0.8rem;
    color: var(--text);
    background: var(--void);
    padding: 4px 10px;
    border: 1px solid #222222;
}

/* --- Terminal Footer --- */
#terminal-footer {
    position: relative;
    padding: 80px 48px 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.terminal-window {
    background: var(--surface);
    border: 1px solid #333333;
    overflow: hidden;
}

.terminal-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: #1a1a1a;
    border-bottom: 1px solid #333333;
}

.terminal-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.red-dot {
    background: var(--glitch-red);
}

.yellow-dot {
    background: var(--highlight);
}

.green-dot {
    background: var(--glitch-green);
}

.terminal-title {
    font-family: var(--font-code);
    font-size: 0.75rem;
    color: var(--dim);
    margin-left: 8px;
}

.terminal-body {
    padding: 20px 24px;
}

.terminal-line {
    font-family: var(--font-code);
    font-size: 0.875rem;
    line-height: 2;
    display: flex;
    gap: 8px;
    align-items: baseline;
}

.prompt {
    color: var(--glitch-green);
    font-weight: 600;
}

.command {
    color: var(--text);
}

.terminal-output {
    margin-left: 8px;
}

.terminal-input-line {
    margin-top: 8px;
}

.terminal-cursor {
    color: var(--glitch-green);
    animation: blink 1s step-end infinite;
}

.footer-copy {
    text-align: center;
    font-family: var(--font-code);
    font-size: 0.7rem;
    margin-top: 40px;
    letter-spacing: 0.05em;
}

/* --- Responsive --- */
@media (max-width: 900px) {
    .project-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .skills-grid {
        grid-template-columns: 1fr;
    }

    section {
        padding: 60px 24px;
    }

    #terminal-footer {
        padding: 60px 24px 24px;
    }
}

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

    .glitch-title {
        font-size: clamp(1.2rem, 6vw, 2rem);
    }

    section {
        padding: 48px 16px;
    }
}