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

:root {
    --accent: #6366f1;
    --accent-light: #818cf8;
    --accent-glow: rgba(99, 102, 241, 0.15);
    --green: #10b981;
    --surface: #09090b;
    --card: #18181b;
    --elevated: #27272a;
    --border: #27272a;
    --border-hover: #3f3f46;
    --text: #fafafa;
    --muted: #a1a1aa;
    --dim: #52525b;
    --radius: 16px;
    --radius-sm: 8px;
}

html { scroll-behavior: smooth; }
body {
    font-family: 'Inter', system-ui, sans-serif;
    background: var(--surface);
    color: var(--text);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-thumb { background: var(--elevated); border-radius: 3px; }

/* Loading */
.loading-screen { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: var(--surface); }
.loading-spinner { width: 28px; height: 28px; border: 2px solid var(--border); border-top-color: var(--accent); border-radius: 50%; animation: spin 0.7s linear infinite; }

/* Layout */
.container { max-width: 960px; margin: 0 auto; padding: 0 2rem; }
.section { padding: 7rem 0; }
.section-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 5px;
    color: var(--accent);
    margin-bottom: 2.5rem;
    text-align: left;
    padding-left: 1rem;
    border-left: 2px solid var(--accent);
}

/* Nav */
.nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    background: rgba(9, 9, 11, 0.9);
    backdrop-filter: blur(16px) saturate(180%);
    border-bottom: 1px solid var(--border);
    height: 56px; display: flex; align-items: center;
}
.nav-inner { max-width: 960px; margin: 0 auto; padding: 0 2rem; width: 100%; display: flex; align-items: center; justify-content: space-between; }
.nav-brand {
    font-weight: 800; color: var(--text); font-size: 0.85rem;
    text-decoration: none; letter-spacing: 2px; text-transform: uppercase;
}
.nav-brand::after { content: ""; display: inline-block; width: 6px; height: 6px; background: var(--accent); border-radius: 50%; margin-left: 4px; vertical-align: middle; }
.nav-links { display: flex; gap: 1.5rem; list-style: none; }
.nav-links a {
    color: var(--dim); text-decoration: none; font-size: 0.8rem;
    font-weight: 500; transition: color 0.2s; position: relative;
}
.nav-links a:hover { color: var(--text); }
.nav-links a:hover::after {
    content: ""; position: absolute; bottom: -4px; left: 0; right: 0;
    height: 1px; background: var(--accent);
}

/* Hero */
.hero {
    min-height: 100vh; display: flex; align-items: center;
    position: relative; padding-top: 56px;
}
.hero-bg { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.hero-gradient {
    position: absolute; top: -200px; right: -200px;
    width: 700px; height: 700px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    animation: pulse-slow 8s ease-in-out infinite;
}
.hero-grid {
    position: absolute; inset: 0;
    background-image: linear-gradient(var(--border) 1px, transparent 1px),
                      linear-gradient(90deg, var(--border) 1px, transparent 1px);
    background-size: 60px 60px;
    opacity: 0.3;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}
.hero-content { position: relative; z-index: 1; max-width: 650px; }
.hero-badge {
    display: inline-flex; align-items: center; gap: 0.5rem;
    padding: 0.4rem 1rem; background: var(--card); border: 1px solid var(--border);
    border-radius: 50px; font-size: 0.7rem; color: var(--muted); margin-bottom: 2rem;
}
.hero-badge .dot { width: 6px; height: 6px; background: var(--green); border-radius: 50%; animation: pulse-dot 2s ease-in-out infinite; }
.hero-title { font-size: clamp(2.8rem, 5.5vw, 4rem); font-weight: 800; line-height: 1.1; margin-bottom: 1rem; letter-spacing: -1px; }
.hero-title .highlight { background: linear-gradient(135deg, var(--accent), var(--accent-light)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero-desc { color: var(--muted); font-size: 1.05rem; max-width: 500px; margin-bottom: 0.75rem; }
.hero-typing { font-family: 'JetBrains Mono', monospace; font-size: 0.85rem; color: var(--accent-light); min-height: 1.4rem; margin-bottom: 2rem; }
.cursor { opacity: 1; animation: blink 1s step-end infinite; }
.hero-actions { display: flex; gap: 0.75rem; flex-wrap: wrap; }

/* Buttons */
.btn {
    padding: 0.7rem 1.5rem; border-radius: var(--radius-sm); font-weight: 600;
    font-size: 0.8rem; text-decoration: none; display: inline-flex;
    align-items: center; gap: 0.4rem; transition: all 0.2s; cursor: pointer; border: none;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-light); box-shadow: 0 4px 20px var(--accent-glow); transform: translateY(-1px); }
.btn-ghost { background: var(--card); border: 1px solid var(--border); color: var(--muted); }
.btn-ghost:hover { border-color: var(--border-hover); color: var(--text); }

/* Cards */
.card {
    background: var(--card); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 1.75rem;
    transition: all 0.25s;
}
.card:hover { border-color: var(--border-hover); transform: translateY(-2px); box-shadow: 0 8px 30px rgba(0,0,0,0.3); }

/* About */
.about-layout { display: grid; grid-template-columns: 280px 1fr; gap: 3.5rem; align-items: start; }
.about-image {
    width: 100%; aspect-ratio: 4/5; object-fit: cover;
    border-radius: var(--radius); border: 1px solid var(--border);
    filter: grayscale(20%);
    transition: filter 0.3s;
}
.about-image:hover { filter: grayscale(0%); }
.about-name { font-size: 1.8rem; font-weight: 700; margin-bottom: 1.5rem; }
.about-name .highlight { color: var(--accent); }
.about-text { color: var(--muted); margin-bottom: 1rem; font-size: 0.88rem; }
.about-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.75rem; margin-top: 2rem; }
.stat-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 1rem; text-align: center; }
.stat-value { font-size: 1.5rem; font-weight: 800; color: var(--accent); }
.stat-label { font-size: 0.65rem; color: var(--dim); text-transform: uppercase; letter-spacing: 1px; margin-top: 0.25rem; }

/* Experience */
.exp-list { display: flex; flex-direction: column; gap: 1.25rem; }
.exp-card { position: relative; padding-left: 1.5rem; }
.exp-card::before { content: ""; position: absolute; left: 0; top: 12px; width: 6px; height: 6px; background: var(--accent); border-radius: 50%; }
.exp-card::after { content: ""; position: absolute; left: 2.5px; top: 24px; bottom: -20px; width: 1px; background: var(--border); }
.exp-card:last-child::after { display: none; }
.exp-header { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 0.75rem; }
.exp-logo { width: 40px; height: 40px; border-radius: var(--radius-sm); object-fit: cover; }
.exp-role { font-size: 0.95rem; font-weight: 600; }
.exp-meta { font-size: 0.75rem; color: var(--dim); }
.exp-stack { display: flex; flex-wrap: wrap; gap: 0.35rem; margin-bottom: 0.75rem; }
.chip { display: inline-flex; align-items: center; gap: 0.25rem; padding: 0.2rem 0.5rem; background: var(--surface); border: 1px solid var(--border); border-radius: 4px; font-size: 0.65rem; color: var(--muted); }
.chip img { width: 12px; height: 12px; }
.exp-points { list-style: none; }
.exp-points li { padding: 0.2rem 0; font-size: 0.78rem; color: var(--muted); padding-left: 1rem; position: relative; }
.exp-points li::before { content: "→"; position: absolute; left: 0; color: var(--dim); font-size: 0.7rem; }

/* Skills */
.skills-section { display: flex; flex-direction: column; gap: 2.5rem; }
.skills-group-title { font-family: 'JetBrains Mono', monospace; font-size: 0.65rem; color: var(--dim); letter-spacing: 2px; text-transform: uppercase; margin-bottom: 0.75rem; }
.skills-row { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.skill-chip {
    display: inline-flex; align-items: center; gap: 0.5rem;
    padding: 0.5rem 0.9rem; background: var(--card);
    border: 1px solid var(--border); border-radius: var(--radius-sm);
    font-size: 0.78rem; font-weight: 500; color: var(--text);
    transition: all 0.2s;
}
.skill-chip:hover { border-color: var(--accent); background: var(--accent-glow); }
.skill-chip img { width: 16px; height: 16px; }

/* Projects */
.projects-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1rem; }
.project-card { text-decoration: none; color: inherit; }
.project-card .card { height: 100%; display: flex; flex-direction: column; }
.project-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 0.75rem; }
.project-name { font-size: 0.95rem; font-weight: 600; transition: color 0.2s; }
.project-card:hover .project-name { color: var(--accent); }
.project-arrow { color: var(--dim); font-size: 0.8rem; transition: transform 0.2s; }
.project-card:hover .project-arrow { transform: translate(2px, -2px); color: var(--accent); }
.project-desc { font-size: 0.78rem; color: var(--muted); margin-bottom: auto; padding-bottom: 1rem; }
.project-footer { display: flex; align-items: center; justify-content: space-between; border-top: 1px solid var(--border); padding-top: 0.75rem; }
.project-lang { font-family: 'JetBrains Mono', monospace; font-size: 0.6rem; color: var(--dim); display: flex; align-items: center; gap: 0.3rem; }
.project-lang::before { content: ""; width: 6px; height: 6px; background: var(--accent); border-radius: 50%; }
.project-topics { display: flex; gap: 0.25rem; }
.project-topic { padding: 0.1rem 0.35rem; background: var(--surface); border-radius: 3px; font-size: 0.55rem; color: var(--dim); }

/* Contact */
.contact-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: start; }
.contact-left {}
.contact-heading { font-size: 2rem; font-weight: 700; margin-bottom: 1rem; }
.contact-heading span { color: var(--accent); }
.contact-text { color: var(--muted); font-size: 0.88rem; margin-bottom: 1.5rem; }
.contact-details { list-style: none; }
.contact-details li { padding: 0.5rem 0; font-size: 0.85rem; color: var(--muted); display: flex; align-items: center; gap: 0.5rem; }
.contact-details li::before { content: "›"; color: var(--accent); font-weight: 700; }
.contact-form { display: flex; flex-direction: column; gap: 0.6rem; }
.form-input {
    width: 100%; padding: 0.7rem 1rem;
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius-sm); color: var(--text);
    font-family: inherit; font-size: 0.85rem; outline: none;
    transition: border-color 0.2s;
}
.form-input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
.form-input::placeholder { color: var(--dim); }
textarea.form-input { resize: none; min-height: 110px; }

/* Footer */
.footer { border-top: 1px solid var(--border); padding: 2.5rem 0; text-align: center; }
.footer p { color: var(--dim); font-size: 0.7rem; letter-spacing: 1px; }

/* Animations */
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes blink { 50% { opacity: 0; } }
@keyframes pulse-slow { 0%, 100% { opacity: 0.15; transform: scale(1); } 50% { opacity: 0.25; transform: scale(1.05); } }
@keyframes pulse-dot { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }

/* Responsive */
@media (max-width: 768px) {
    .nav-links { display: none; }
    .about-layout { grid-template-columns: 1fr; text-align: center; }
    .about-image { max-width: 220px; margin: 0 auto; }
    .about-stats { grid-template-columns: repeat(3, 1fr); }
    .contact-layout { grid-template-columns: 1fr; }
    .projects-grid { grid-template-columns: 1fr; }
    .hero-content { padding: 0 1rem; }
}