@import url('https://fonts.googleapis.com/css2?family=Space+Mono:ital,wght@0,400;0,700;1,400&family=DM+Sans:wght@300;400;500;600&display=swap');

:root {
    --bg: #0A0C10;
    --surface: #111318;
    --border: #1E2330;
    --accent: #00D4FF;
    --accent2: #0066FF;
    --accent-glow: rgba(0, 212, 255, 0.12);
    --text: #E8EDF5;
    --text-muted: #6B7A99;
    --text-dim: #3D4A63;
    --green: #00E5A0;
    --mono: 'Space Mono', monospace;
    --sans: 'DM Sans', sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--sans);
    font-size: 16px;
    line-height: 1.6;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 0;
    opacity: 0.4;
}

nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 4rem;
    background: rgba(10, 12, 16, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}

.nav-logo { font-family: var(--mono); font-size: 0.85rem; color: var(--accent); letter-spacing: 0.05em; }
.nav-logo span { color: var(--text-muted); }
.nav-links { display: flex; gap: 2.5rem; list-style: none; }
.nav-links a { font-family: var(--mono); font-size: 0.75rem; color: var(--text-muted); text-decoration: none; letter-spacing: 0.08em; transition: color 0.2s; }
.nav-links a:hover { color: var(--accent); }

#hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 0 4rem;
    position: relative;
}

.hero-grid-bg {
    position: absolute; 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;
    mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black, transparent);
}

.hero-content { position: relative; z-index: 1; max-width: 700px; }

.hero-photo-wrap {
    position: absolute;
    right: 4rem; bottom: 0;
    z-index: 1; width: 300px;
}

.hero-photo-wrap img {
    width: 100%; display: block;
    filter: grayscale(15%) contrast(1.05);
    mask-image: linear-gradient(to top, transparent 0%, black 22%);
    -webkit-mask-image: linear-gradient(to top, transparent 0%, black 22%);
}

.hero-tag {
    font-family: var(--mono); font-size: 0.72rem; color: var(--accent);
    letter-spacing: 0.2em; margin-bottom: 1.5rem;
    display: flex; align-items: center; gap: 0.75rem;
}
.hero-tag::before { content: ''; display: block; width: 32px; height: 1px; background: var(--accent); }

h1 { font-family: var(--mono); font-size: clamp(2.8rem, 6vw, 4.5rem); font-weight: 700; line-height: 1.05; margin-bottom: 1rem; letter-spacing: -0.02em; }
h1 .name-accent { color: var(--accent); display: block; }

.hero-subtitle { font-size: 1rem; color: var(--text-muted); font-weight: 300; margin-bottom: 2rem; max-width: 480px; line-height: 1.7; }

.hero-badges { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 2.5rem; }

.badge {
    font-family: var(--mono); font-size: 0.68rem;
    padding: 0.35rem 0.85rem; border: 1px solid var(--border);
    border-radius: 2px; color: var(--text-muted);
    background: var(--surface); transition: all 0.2s;
}
.badge:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-glow); }

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

.btn-primary {
    font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.08em;
    padding: 0.85rem 2rem; background: var(--accent); color: var(--bg);
    text-decoration: none; font-weight: 700; transition: all 0.2s;
}
.btn-primary:hover { background: #33DDFF; transform: translateY(-2px); box-shadow: 0 8px 30px rgba(0,212,255,0.3); }

.btn-outline {
    font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.08em;
    padding: 0.85rem 2rem; background: transparent; color: var(--text);
    text-decoration: none; border: 1px solid var(--border); transition: all 0.2s;
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }

.hero-scroll {
    position: absolute; bottom: 2.5rem; left: 4rem;
    font-family: var(--mono); font-size: 0.65rem; color: var(--text-dim);
    letter-spacing: 0.15em; display: flex; align-items: center; gap: 0.75rem;
}
.hero-scroll::after { content: ''; display: block; width: 1px; height: 48px; background: linear-gradient(to bottom, var(--text-dim), transparent); }

section { padding: 6rem 4rem; position: relative; }

.section-label {
    font-family: var(--mono); font-size: 0.7rem; color: var(--accent);
    letter-spacing: 0.25em; margin-bottom: 0.75rem;
    display: flex; align-items: center; gap: 0.75rem;
}
.section-label::before { content: ''; display: block; width: 20px; height: 1px; background: var(--accent); }

h2 { font-family: var(--mono); font-size: clamp(1.8rem, 3.5vw, 2.8rem); font-weight: 700; margin-bottom: 3rem; letter-spacing: -0.02em; }

#about { background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }

.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: start; }
.about-text p { color: var(--text-muted); font-size: 1.05rem; line-height: 1.8; margin-bottom: 1.2rem; font-weight: 300; }
.about-text p strong { color: var(--text); font-weight: 500; }

.about-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }

.stat-card { border: 1px solid var(--border); padding: 1.5rem; background: var(--bg); position: relative; overflow: hidden; }
.stat-card::before { content: ''; position: absolute; top: 0; left: 0; width: 3px; height: 100%; background: var(--accent); }
.stat-number { font-family: var(--mono); font-size: 2.2rem; color: var(--accent); font-weight: 700; line-height: 1; margin-bottom: 0.4rem; }
.stat-label { font-size: 0.8rem; color: var(--text-muted); font-weight: 300; }

#skills { background: var(--bg); }
.skills-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.5rem; }
.skill-group { border: 1px solid var(--border); padding: 1.75rem; background: var(--surface); transition: border-color 0.3s; }
.skill-group:hover { border-color: var(--accent); }
.skill-group-title { font-family: var(--mono); font-size: 0.72rem; color: var(--accent); letter-spacing: 0.15em; margin-bottom: 1.25rem; }
.skill-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.skill-tag { font-family: var(--mono); font-size: 0.68rem; padding: 0.3rem 0.7rem; background: var(--bg); border: 1px solid var(--border); color: var(--text-muted); border-radius: 2px; }

#projects { background: var(--surface); border-top: 1px solid var(--border); }
.projects-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 1.5rem; }

.project-card {
    border: 1px solid var(--border); background: var(--bg);
    padding: 2rem; position: relative; overflow: hidden;
    transition: all 0.3s; display: flex; flex-direction: column;
}
.project-card::after {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
    background: linear-gradient(90deg, var(--accent2), var(--accent));
    transform: scaleX(0); transform-origin: left; transition: transform 0.4s ease;
}
.project-card:hover::after { transform: scaleX(1); }
.project-card:hover { border-color: rgba(0,212,255,0.3); transform: translateY(-4px); box-shadow: 0 20px 60px rgba(0,0,0,0.4); }

.project-number { font-family: var(--mono); font-size: 0.65rem; color: var(--text-dim); margin-bottom: 1rem; letter-spacing: 0.1em; }
.project-title { font-family: var(--mono); font-size: 1.15rem; font-weight: 700; margin-bottom: 0.75rem; color: var(--text); }
.project-desc { font-size: 0.88rem; color: var(--text-muted); line-height: 1.7; margin-bottom: 1.5rem; font-weight: 300; flex-grow: 1; }
.project-tech { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-bottom: 1.5rem; }
.tech-tag { font-family: var(--mono); font-size: 0.62rem; padding: 0.25rem 0.6rem; background: var(--accent-glow); border: 1px solid rgba(0,212,255,0.2); color: var(--accent); border-radius: 2px; }
.project-links { display: flex; gap: 1rem; margin-top: auto; }
.project-link { font-family: var(--mono); font-size: 0.68rem; color: var(--text-muted); text-decoration: none; letter-spacing: 0.08em; display: flex; align-items: center; gap: 0.4rem; transition: color 0.2s; }
.project-link:hover { color: var(--accent); }
.project-link svg { width: 13px; height: 13px; }

#contact { background: var(--bg); border-top: 1px solid var(--border); }
.contact-inner { max-width: 640px; }
.contact-desc { font-size: 1.05rem; color: var(--text-muted); line-height: 1.8; margin-bottom: 2.5rem; font-weight: 300; }
.contact-links { display: flex; flex-direction: column; gap: 1rem; }
.contact-item { display: flex; align-items: center; gap: 1.25rem; padding: 1.1rem 1.5rem; border: 1px solid var(--border); background: var(--surface); text-decoration: none; transition: all 0.2s; }
.contact-item:hover { border-color: var(--accent); background: var(--accent-glow); }
.contact-item-label { font-family: var(--mono); font-size: 0.7rem; color: var(--text-dim); letter-spacing: 0.1em; width: 90px; flex-shrink: 0; }
.contact-item-value { font-size: 0.88rem; color: var(--text-muted); transition: color 0.2s; }
.contact-item:hover .contact-item-value { color: var(--accent); }

footer { padding: 2rem 4rem; border-top: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; }
.footer-text { font-family: var(--mono); font-size: 0.65rem; color: var(--text-dim); letter-spacing: 0.08em; }
.footer-dot { width: 6px; height: 6px; background: var(--green); border-radius: 50%; display: inline-block; margin-right: 0.5rem; animation: pulse 2s infinite; }

@keyframes pulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(0,229,160,0.4); }
    50% { opacity: 0.7; box-shadow: 0 0 0 6px rgba(0,229,160,0); }
}

.fade-in { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-in.visible { opacity: 1; transform: none; }
.glow { position: absolute; width: 400px; height: 400px; background: radial-gradient(circle, rgba(0,212,255,0.06) 0%, transparent 70%); pointer-events: none; border-radius: 50%; }

@media (max-width: 768px) {
    nav { padding: 1rem 1.5rem; }
    .nav-links { display: none; }
    section { padding: 4rem 1.5rem; }
    #hero { padding: 0 1.5rem; }
    .about-grid { grid-template-columns: 1fr; gap: 3rem; }
    .hero-ctas { flex-direction: column; }
    .hero-photo-wrap { display: none; }
    footer { padding: 1.5rem; flex-direction: column; gap: 0.5rem; }
    .hero-scroll { display: none; }
}