:root {
    --nj-black: #0a0a0f;
    --nj-dark: #12121a;
    --nj-surface: #1a1a28;
    --nj-border: #2a2a3d;
    --nj-muted: #6b6b8a;
    --nj-text: #c8c8e0;
    --nj-light: #e8e8f5;
    --nj-white: #f5f5ff;
    --nj-cyan: #0066fc;
    --nj-cyan-dim: #0066fe;
    --nj-cyan-glow: rgba(0, 229, 255, 0.15);
    --nj-magenta: #ff006e;
    --nj-magenta-glow: rgba(255, 0, 110, 0.15);
    --nj-green: #00ff88;
    --nj-amber: #ffb800;
    --font-display: 'Outfit', sans-serif;
    --font-mono: 'Space Mono', monospace;
}
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
    font-family: var(--font-display);
    background: var(--nj-black);
    color: var(--nj-text);
    line-height: 1.7;
    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='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 9999;
}
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--nj-black); }
::-webkit-scrollbar-thumb { background: var(--nj-cyan-dim); border-radius: 3px; }
a { color: var(--nj-cyan); text-decoration: none; }
a:hover { text-decoration: underline; }

/* NAV */
.nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    padding: 1rem 2rem; display: flex; align-items: center; justify-content: space-between;
    backdrop-filter: blur(20px); background: rgba(10,10,15,0.85);
    border-bottom: 1px solid var(--nj-border);
}
.nav-logo { font-family: var(--font-mono); font-size: 1.5rem; font-weight: 700; color: var(--nj-white); text-decoration: none; letter-spacing: -1px; }
.nav-logo span { color: var(--nj-cyan); }
.nav-links { display: flex; gap: 0.25rem; list-style: none; align-items: center; }
.nav-links a { color: var(--nj-muted); text-decoration: none; padding: 0.5rem 0.85rem; border-radius: 6px; font-size: 0.85rem; font-weight: 500; transition: all 0.2s; }
.nav-links a:hover, .nav-links a.active { color: var(--nj-white); background: var(--nj-cyan-glow); }
.nav-cta { background: var(--nj-cyan) !important; color: var(--nj-black) !important; font-weight: 600 !important; }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 5px; }
.hamburger span { width: 24px; height: 2px; background: var(--nj-white); transition: 0.3s; }

/* PAGE HERO */
.page-hero {
    padding: 10rem 2rem 4rem; position: relative; overflow: hidden;
    border-bottom: 1px solid var(--nj-border);
}
.page-hero-glow {
    position: absolute; width: 600px; height: 600px; border-radius: 50%;
    filter: blur(150px); opacity: 0.2; pointer-events: none;
    top: -200px; right: -100px; background: var(--nj-cyan);
}
.page-hero-inner { max-width: 900px; margin: 0 auto; position: relative; z-index: 2; }
.page-hero .section-label {
    font-family: var(--font-mono); font-size: 0.75rem; color: var(--nj-cyan);
    text-transform: uppercase; letter-spacing: 0.15em; margin-bottom: 0.75rem;
}
.page-hero h1 {
    font-size: clamp(2.2rem, 5vw, 3.5rem); font-weight: 800; color: var(--nj-white);
    margin-bottom: 1.25rem; letter-spacing: -0.02em; line-height: 1.1;
}
.page-hero h1 .gradient-text {
    background: linear-gradient(135deg, var(--nj-cyan), var(--nj-green));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.page-hero p { font-size: 1.1rem; color: var(--nj-muted); max-width: 640px; line-height: 1.8; }

/* CONTENT */
.content { max-width: 900px; margin: 0 auto; padding: 4rem 2rem; }
.content h2 {
    font-size: 1.8rem; font-weight: 700; color: var(--nj-white);
    margin: 3rem 0 1rem; letter-spacing: -0.02em;
}
.content h3 {
    font-size: 1.3rem; font-weight: 600; color: var(--nj-light);
    margin: 2rem 0 0.75rem;
}
.content p { margin-bottom: 1rem; font-size: 1rem; color: var(--nj-text); }
.content ul, .content ol {
    margin: 1rem 0 1.5rem 1.5rem; color: var(--nj-text);
}
.content li { margin-bottom: 0.5rem; font-size: 0.95rem; }

/* CARDS GRID */
.cards-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem; margin: 2rem 0;
}
.card {
    background: var(--nj-dark); border: 1px solid var(--nj-border);
    border-radius: 16px; padding: 2rem; transition: all 0.3s;
}
.card:hover { border-color: var(--nj-cyan-dim); transform: translateY(-3px); }
.card h3 { font-size: 1.1rem; color: var(--nj-white); margin-bottom: 0.75rem; }
.card p { font-size: 0.9rem; color: var(--nj-muted); }
.card-icon { font-size: 2rem; margin-bottom: 1rem; }

/* TECH TAGS */
.tech-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 1.5rem 0; }
.tech-tag {
    padding: 0.4rem 1rem; background: var(--nj-surface); border: 1px solid var(--nj-border);
    border-radius: 100px; font-size: 0.8rem; color: var(--nj-text); font-family: var(--font-mono);
}

/* CTA */
.page-cta {
    text-align: center; padding: 5rem 2rem; margin: 3rem 0;
    background: var(--nj-dark); border: 1px solid var(--nj-border); border-radius: 20px;
}
.page-cta h2 { font-size: 2rem; color: var(--nj-white); margin-bottom: 0.75rem; }
.page-cta p { color: var(--nj-muted); margin-bottom: 2rem; }

.btn {
    display: inline-flex; align-items: center; gap: 0.5rem;
    padding: 0.85rem 2rem; border-radius: 8px; font-size: 0.95rem;
    font-weight: 600; text-decoration: none; transition: all 0.25s;
    cursor: pointer; border: none; font-family: var(--font-display);
}
.btn-primary { background: var(--nj-cyan); color: var(--nj-black); }
.btn-primary:hover { box-shadow: 0 0 30px var(--nj-cyan-glow); transform: translateY(-2px); text-decoration: none; }
.btn-outline { background: transparent; color: var(--nj-white); border: 1px solid var(--nj-border); }
.btn-outline:hover { border-color: var(--nj-cyan); background: var(--nj-cyan-glow); text-decoration: none; }

/* FAQ */
.faq-item {
    border: 1px solid var(--nj-border); border-radius: 12px;
    margin-bottom: 1rem; overflow: hidden; background: var(--nj-dark);
}
.faq-question {
    padding: 1.25rem 1.5rem; cursor: pointer; font-weight: 600;
    color: var(--nj-white); display: flex; justify-content: space-between; align-items: center;
    transition: background 0.2s;
}
.faq-question:hover { background: var(--nj-surface); }
.faq-question::after { content: '+'; font-size: 1.2rem; color: var(--nj-cyan); }
.faq-item.open .faq-question::after { content: '−'; }
.faq-answer {
    max-height: 0; overflow: hidden; transition: max-height 0.3s;
    padding: 0 1.5rem; color: var(--nj-muted); font-size: 0.9rem; line-height: 1.7;
}
.faq-item.open .faq-answer { max-height: 500px; padding: 0 1.5rem 1.25rem; }

/* TIMELINE */
.timeline { position: relative; margin: 2rem 0; padding-left: 2rem; }
.timeline::before {
    content: ''; position: absolute; left: 0; top: 0; bottom: 0;
    width: 2px; background: var(--nj-border);
}
.timeline-item { position: relative; margin-bottom: 2.5rem; }
.timeline-item::before {
    content: ''; position: absolute; left: -2rem; top: 0.35rem;
    width: 10px; height: 10px; border-radius: 50%; background: var(--nj-cyan);
    border: 2px solid var(--nj-black);
}
.timeline-item h3 { font-size: 1.05rem; color: var(--nj-white); margin-bottom: 0.3rem; }
.timeline-item p { font-size: 0.9rem; color: var(--nj-muted); }

/* FORM */
.form-group { margin-bottom: 1.5rem; }
.form-group label {
    display: block; font-size: 0.85rem; font-weight: 600;
    color: var(--nj-light); margin-bottom: 0.5rem;
}
.form-group input, .form-group textarea, .form-group select {
    width: 100%; padding: 0.85rem 1rem; background: var(--nj-surface);
    border: 1px solid var(--nj-border); border-radius: 10px;
    color: var(--nj-white); font-size: 0.95rem; font-family: var(--font-display);
    outline: none; transition: border-color 0.2s;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
    border-color: var(--nj-cyan);
}
.form-group textarea { min-height: 150px; resize: vertical; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

/* BLOG */
.blog-card {
    background: var(--nj-dark); border: 1px solid var(--nj-border);
    border-radius: 16px; padding: 2rem; transition: all 0.3s;
    text-decoration: none; color: inherit; display: block;
}
.blog-card:hover { border-color: var(--nj-cyan-dim); transform: translateY(-3px); text-decoration: none; }
.blog-meta { font-family: var(--font-mono); font-size: 0.75rem; color: var(--nj-cyan); margin-bottom: 0.75rem; }
.blog-card h3 { font-size: 1.15rem; color: var(--nj-white); margin-bottom: 0.5rem; }
.blog-card p { font-size: 0.9rem; color: var(--nj-muted); }

/* PROJECT CARD */
.project-card {
    background: var(--nj-dark); border: 1px solid var(--nj-border); border-radius: 16px;
    overflow: hidden; transition: all 0.3s;
}
.project-card:hover { border-color: var(--nj-cyan-dim); transform: translateY(-3px); }
.project-visual {
    height: 180px; background: linear-gradient(135deg, var(--nj-surface), var(--nj-dark));
    display: flex; align-items: center; justify-content: center; font-size: 3rem;
    border-bottom: 1px solid var(--nj-border);
}
.project-info { padding: 1.5rem; }
.project-info h3 { font-size: 1.1rem; color: var(--nj-white); margin-bottom: 0.5rem; }
.project-info p { font-size: 0.85rem; color: var(--nj-muted); margin-bottom: 1rem; }

/* FOOTER */
.footer {
    border-top: 1px solid var(--nj-border); padding: 4rem 2rem 2rem; background: var(--nj-dark);
}
.footer-inner {
    max-width: 1200px; margin: 0 auto;
    display: grid; grid-template-columns: 2fr repeat(3, 1fr); gap: 3rem;
}
.footer-brand p { font-size: 0.85rem; color: var(--nj-muted); margin-top: 1rem; max-width: 280px; }
.footer-col h4 { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--nj-white); margin-bottom: 1rem; }
.footer-col a { display: block; font-size: 0.85rem; color: var(--nj-muted); text-decoration: none; padding: 0.25rem 0; }
.footer-col a:hover { color: var(--nj-cyan); }
.footer-bottom {
    max-width: 1200px; margin: 3rem auto 0; padding-top: 2rem;
    border-top: 1px solid var(--nj-border); display: flex; justify-content: space-between;
    font-size: 0.8rem; color: var(--nj-muted);
}

/* RESPONSIVE */
@media (max-width: 768px) {
    .nav-links { display: none; }
    .hamburger { display: flex; }
    .nav-links.open {
        display: flex; flex-direction: column; position: absolute;
        top: 100%; left: 0; right: 0; background: var(--nj-dark);
        border-bottom: 1px solid var(--nj-border); padding: 1rem;
    }
    .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
    .form-row { grid-template-columns: 1fr; }
    .cards-grid { grid-template-columns: 1fr; }
}