:root {
    --bg: #080c10;
    --surface: #0d1117;
    --surface2: #141b24;
    --border: #1e2d3d;
    --accent: #00d4ff;
    --accent2: #7c3aed;
    --accent3: #10b981;
    --text: #e2e8f0;
    --muted: #64748b;
    --mono: 'Space Mono', monospace;
    --sans: 'Prompt', sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--sans);
    overflow-x: hidden;
}

/* Photo */
.hero-photo {
    position: absolute;
    right: 3rem; top: 35%;
    transform: translateY(-50%);
    width: 280px; height: 340px;
    flex-shrink: 0;
    animation: fadeUp 1s 0.3s cubic-bezier(0.23,1,0.32,1) both;
}
.hero-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
    display: block;
    filter: grayscale(30%);
    transition: filter 0.3s;
}
.hero-photo:hover img { filter: grayscale(0%); }
.hero-photo::before {
    content: '';
    position: absolute;
    inset: -1px;
    border: 1px solid var(--border);
    z-index: 1;
    pointer-events: none;
}
.hero-photo::after {
    content: '';
    position: absolute;
    bottom: -8px; right: -8px;
    width: 100%; height: 100%;
    border: 1px solid rgba(0,212,255,0.2);
    z-index: 0;
}

/* Scan lines overlay */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0,0,0,0.07) 2px,
    rgba(0,0,0,0.07) 4px
    );
    pointer-events: none;
    z-index: 1000;
}

/* Grid background */
body::after {
    content: '';
    position: fixed;
    inset: 0;
    background-image:
    linear-gradient(rgba(0,212,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
    z-index: 0;
}

/* NAV */
nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    padding: 1.25rem 3rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border);
    background: rgba(8,12,16,0.85);
    backdrop-filter: blur(12px);
}

.nav-logo {
    font-family: var(--mono);
    font-size: 0.9rem;
    color: var(--accent);
    letter-spacing: 0.05em;
}
.nav-logo span { color: var(--muted); }

.nav-links {
    display: flex;
    gap: 2.5rem;
    list-style: none;
}
.nav-links a {
    font-family: var(--mono);
    font-size: 0.75rem;
    color: var(--muted);
    text-decoration: none;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    transition: color 0.2s;
    position: relative;
}
.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px; left: 0; right: 0;
    height: 1px;
    background: var(--accent);
    transform: scaleX(0);
    transition: transform 0.2s;
}
.nav-links a:hover { color: var(--accent); }
.nav-links a:hover::after { transform: scaleX(1); }

/* HERO */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 1rem 3rem 4rem;
    position: relative;
    overflow: hidden;
}

.hero-glow {
    position: absolute;
    width: 600px; height: 600px;
    background: radial-gradient(circle, rgba(0,212,255,0.06) 0%, transparent 70%);
    top: -100px; right: -100px;
    pointer-events: none;
}
.hero-glow2 {
    position: absolute;
    width: 400px; height: 400px;
    background: radial-gradient(circle, rgba(124,58,237,0.07) 0%, transparent 70%);
    bottom: 0; left: 20%;
    pointer-events: none;
}

.hero-content {
    max-width: 800px;
    position: relative;
    z-index: 1;
    animation: fadeUp 0.9s cubic-bezier(0.23,1,0.32,1) both;
}

.hero-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-name {
    font-size: 1rem;
    font-family: var(--mono);
    color: var(--accent);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.hero-tag {
    font-family: var(--mono);
    font-size: 0.75rem;
    color: var(--accent);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}
.hero-tag::before {
    content: '';
    width: 32px; height: 1px;
    background: var(--accent);
}

h1 {
    font-size: clamp(3rem, 8vw, 5rem);
    font-weight: 800;
    line-height: 0.95;
    letter-spacing: -0.03em;
    margin-bottom: 1.5rem;
}

h1 .line1 { display: block; color: var(--text); }
h1 .line2 {
    display: block;
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-desc {
    font-family: var(--mono);
    font-size: 0.9rem;
    color: var(--muted);
    line-height: 1.8;
    max-width: 480px;
    margin-bottom: 3rem;
}

.hero-btns {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn-primary {
    padding: 0.875rem 2rem;
    background: var(--accent);
    color: var(--bg);
    font-family: var(--mono);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    position: relative;
    overflow: hidden;
}
.btn-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255,255,255,0.15);
    transform: translateX(-110%) skewX(-20deg);
    transition: transform 0.4s;
}
.btn-primary:hover::before { transform: translateX(110%) skewX(-20deg); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 0 30px rgba(0,212,255,0.3); }

.btn-outline {
    padding: 0.875rem 2rem;
    background: transparent;
    color: var(--text);
    font-family: var(--mono);
    font-size: 0.8rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    text-decoration: none;
    border: 1px solid var(--border);
    cursor: pointer;
    transition: border-color 0.2s, color 0.2s, transform 0.2s;
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }

/* ABOUT */
section { position: relative; z-index: 1; }

.about {
    padding: 7rem 3rem;
    max-width: 1100px;
    margin: 0 auto;
}

.section-label {
    font-family: var(--mono);
    font-size: 0.7rem;
    color: var(--accent);
    letter-spacing: 0.25em;
    text-transform: uppercase;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}
.section-label::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 3rem;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.about-text p {
    font-family: var(--mono);
    font-size: 0.85rem;
    color: var(--muted);
    line-height: 1.9;
    margin-bottom: 1rem;
}
.about-text p strong { color: var(--text); font-weight: 700; }

.skills-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

.skill-item {
    padding: 0.75rem 1rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-left: 2px solid var(--accent);
    font-family: var(--mono);
    font-size: 0.75rem;
    color: var(--text);
    letter-spacing: 0.05em;
    transition: border-color 0.2s, background 0.2s, transform 0.2s;
}
.skill-item:hover {
    background: var(--surface2);
    border-left-color: var(--accent2);
    transform: translateX(4px);
}

.skill-cat {
    font-family: var(--mono);
    font-size: 0.7rem;
    color: var(--muted);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 0.75rem;
    margin-top: 1.25rem;
}
.skill-cat:first-child { margin-top: 0; }

/* PROJECTS */
.projects {
    padding: 7rem 3rem;
    max-width: 1100px;
    margin: 0 auto;
}

.projects-list {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.project-card {
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 2.5rem;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 2rem;
    align-items: start;
    transition: border-color 0.25s, background 0.25s;
    position: relative;
    overflow: hidden;
}
.project-card::before {
    content: '';
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, var(--accent), var(--accent2));
    transform: scaleY(0);
    transform-origin: bottom;
    transition: transform 0.3s cubic-bezier(0.23,1,0.32,1);
}
.project-card:hover { border-color: rgba(0,212,255,0.2); background: var(--surface2); }
.project-card:hover::before { transform: scaleY(1); }

.project-num {
    font-family: var(--mono);
    font-size: 0.7rem;
    color: var(--muted);
    margin-bottom: 0.75rem;
    letter-spacing: 0.1em;
}

.project-title {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 0.75rem;
    transition: color 0.2s;
}
.project-card:hover .project-title { color: var(--accent); }

.project-desc {
    font-family: var(--mono);
    font-size: 0.8rem;
    color: var(--muted);
    line-height: 1.8;
    max-width: 560px;
    margin-bottom: 1.5rem;
}

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

.tag {
    padding: 0.3rem 0.75rem;
    background: rgba(0,212,255,0.07);
    border: 1px solid rgba(0,212,255,0.15);
    font-family: var(--mono);
    font-size: 0.7rem;
    color: var(--accent);
    letter-spacing: 0.05em;
}
.tag.purple {
    background: rgba(124,58,237,0.07);
    border-color: rgba(124,58,237,0.2);
    color: #a78bfa;
}
.tag.green {
    background: rgba(16,185,129,0.07);
    border-color: rgba(16,185,129,0.2);
    color: var(--accent3);
}

.project-links {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    align-items: flex-end;
    flex-shrink: 0;
}

.proj-link {
    font-family: var(--mono);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--muted);
    border: 1px solid var(--border);
    padding: 0.5rem 0.875rem;
    transition: color 0.2s, border-color 0.2s;
}
.proj-link:hover { color: var(--accent); border-color: var(--accent); }
.proj-link svg { width: 12px; height: 12px; }

/* CONTACT */

.contact {
    padding: 7rem 3rem;
    max-width: 1100px;
    margin: 0 auto;
}

.contact-inner {
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 4rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    position: relative;
    overflow: clip;
}
.contact-inner::after {
    content: '';
    position: absolute;
    right: -100px; bottom: -100px;
    width: 300px; height: 300px;
    background: radial-gradient(circle, rgba(0,212,255,0.06) 0%, transparent 70%);
}

.contact-text h2 {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.contact-text p {
    font-family: var(--mono);
    font-size: 0.82rem;
    color: var(--muted);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.contact-links {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.contact-link {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-family: var(--mono);
    font-size: 0.8rem;
    color: var(--text);
    text-decoration: none;
    padding: 1rem 1.25rem;
    border: 1px solid var(--border);
    background: var(--surface2);
    transition: border-color 0.2s, color 0.2s, transform 0.2s;
}
.contact-link:hover { border-color: var(--accent); color: var(--accent); transform: translateX(6px); }
.contact-link-icon {
    width: 36px; height: 36px;
    background: rgba(0,212,255,0.08);
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.contact-link-icon svg { width: 16px; height: 16px; color: var(--accent); }
.contact-link-label { color: var(--muted); font-size: 0.65rem; text-transform: uppercase; letter-spacing: 0.1em; }
.contact-link-val { font-size: 0.82rem; color: inherit; }

/* FOOTER */
footer {
    border-top: 1px solid var(--border);
    padding: 2rem 3rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 1;
}
footer p {
    font-family: var(--mono);
    font-size: 0.7rem;
    color: var(--muted);
}
footer span { color: var(--accent); }

/* ANIMATIONS */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s cubic-bezier(0.23,1,0.32,1), transform 0.7s cubic-bezier(0.23,1,0.32,1);
}
body.js-ready .reveal {
    opacity: 0;
    transform: translateY(24px);
}
body.js-ready .reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

@media (max-width: 900px) {
    .hero-photo { display: none; }
    .hero { padding: 7rem 1.5rem 4rem; }
    .about, .projects, .contact { padding: 5rem 1.5rem; }
    .about-grid, .contact-inner { grid-template-columns: 1fr; gap: 2.5rem; }
    nav { padding: 1.25rem 1.5rem; }
    .nav-links { display: none }
    .contact-inner { padding: 2.5rem 1.5rem; }
    .project-card { grid-template-columns: 1fr; }
    .project-links { flex-direction: row; align-items: flex-start; }
    footer { flex-direction: column; gap: 0.5rem; text-align: center; }
}