:root{--bg: #0f1a2c;--bg-soft: #152238;--surface: #1b2b45;--text: #eef3fa;--text-muted: #a6b4c8;--accent: #004d3b;--accent-bright: #0c7f63;--accent2: #2ec4a4;--border: #2a3a55;--radius: 14px;--maxw: 1120px;--font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--font-mono: "Geist Mono", ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.container{max-width:var(--maxw, 1120px);margin:0 auto;padding:0 24px}.site-header{position:sticky;top:0;z-index:50;background:#0f1a2cd9;backdrop-filter:blur(8px);border-bottom:1px solid var(--border)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-top:14px;padding-bottom:14px}.brand{display:flex;align-items:center;gap:10px;font-family:var(--font-mono);font-weight:700;letter-spacing:.02em}.brand-logo{display:block}.nav{display:flex;gap:20px}.nav a{color:var(--text-muted);font-weight:500;transition:color .2s}.nav a:hover{color:var(--text)}.lang-switch{padding:8px 14px;border:1px solid var(--border);border-radius:999px;font-weight:600;font-size:.85rem;text-transform:uppercase;letter-spacing:.05em;transition:border-color .2s,color .2s}.lang-switch:hover{border-color:var(--accent2);color:var(--accent2)}.hero{padding:96px 0 72px;text-align:center;background:radial-gradient(600px 300px at 80% -10%,rgba(46,196,164,.16),transparent 60%),radial-gradient(600px 300px at 10% 20%,rgba(12,127,99,.18),transparent 60%)}.hero-badge{display:inline-block;padding:6px 14px;border:1px solid var(--border);border-radius:999px;font-size:.85rem;color:var(--accent2);margin-bottom:20px;letter-spacing:.04em}.hero h1{font-size:clamp(2.2rem,5vw,3.6rem);line-height:1.12;margin:0 0 18px;font-weight:800;letter-spacing:-.02em}.hero p{max-width:620px;margin:0 auto 32px;color:var(--text-muted);font-size:1.1rem}.btn{display:inline-block;padding:13px 26px;border-radius:999px;font-weight:600;transition:transform .15s,box-shadow .2s,background .2s}.btn-primary{background:var(--accent);color:#fff;margin-right:10px}.btn-primary:hover{background:#005c46;transform:translateY(-2px)}.btn-secondary{background:transparent;color:var(--text);border:1px solid var(--border)}.btn-secondary:hover{border-color:var(--text-muted);transform:translateY(-2px)}.section{padding:80px 0}.section-alt{background:var(--bg-soft);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.eyebrow{display:block;font-family:var(--font-mono);font-size:.85rem;font-weight:700;text-transform:uppercase;letter-spacing:.12em;color:var(--accent2);margin-bottom:12px}.section-title{font-size:clamp(1.7rem,3vw,2.3rem);line-height:1.2;margin:0 0 14px;letter-spacing:-.02em}.section-intro{max-width:660px;color:var(--text-muted);margin:0 0 40px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:22px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:26px;transition:transform .2s,border-color .2s}.card:hover{transform:translateY(-4px);border-color:var(--accent2)}.card h3{margin:0 0 10px;font-size:1.15rem}.card p{margin:0;color:var(--text-muted);font-size:.95rem}.portfolio-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px}.portfolio-card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:transform .2s,border-color .2s}.portfolio-card:hover{transform:translateY(-4px);border-color:var(--accent2)}.portfolio-card-cover{aspect-ratio:4 / 3;overflow:hidden;background:linear-gradient(135deg,var(--surface),var(--bg-soft));display:flex;align-items:center;justify-content:center}.portfolio-card-cover img{width:100%;height:100%;object-fit:cover;display:block}.portfolio-card-placeholder{color:var(--text-muted);font-family:var(--font-mono);font-style:italic;padding:10px;text-align:center}.portfolio-card-body{padding:20px;display:flex;flex-direction:column;gap:10px}.portfolio-card-meta{display:flex;gap:12px;font-family:var(--font-mono);font-size:.75rem;text-transform:uppercase;letter-spacing:.08em;color:var(--accent2)}.portfolio-card-body h3{margin:0;font-size:1.15rem}.portfolio-card-body p{margin:0;color:var(--text-muted);font-size:.92rem}.portfolio-card-tags{display:flex;flex-wrap:wrap;gap:8px}.tag{padding:4px 10px;font-family:var(--font-mono);font-size:.72rem;border:1px solid var(--border);border-radius:999px;color:var(--text-muted)}.portfolio-back{display:inline-block;margin-bottom:28px;color:var(--accent2);font-weight:600}.portfolio-detail-header{margin-bottom:32px}.portfolio-detail-meta{display:flex;gap:14px;font-family:var(--font-mono);font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:var(--accent2);margin-bottom:14px}.portfolio-detail-header h1{margin:0 0 14px;font-size:clamp(1.8rem,4vw,2.6rem);line-height:1.15;letter-spacing:-.02em}.portfolio-detail-summary{color:var(--text-muted);font-size:1.05rem;max-width:640px}.portfolio-detail-header .portfolio-card-tags{margin-top:10px}.portfolio-detail-cover{border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);margin-bottom:32px}.portfolio-detail-cover img{width:100%;display:block}.prose{max-width:720px}.prose h2{font-size:1.5rem;margin-top:2rem;letter-spacing:-.02em}.prose h3{font-size:1.15rem;margin-top:1.5rem}.prose p{color:var(--text-muted);margin:0 0 1rem;line-height:1.7}.prose ul{padding-left:1.2rem;color:var(--text-muted)}.prose li{margin-bottom:.5rem}.prose strong{color:var(--text)}.portfolio-item{aspect-ratio:4 / 3;border-radius:var(--radius);border:1px solid var(--border);background:linear-gradient(135deg,var(--surface),var(--bg-soft));display:flex;align-items:center;justify-content:center;color:var(--text-muted);font-style:italic}.about-body p{color:var(--text-muted);max-width:680px}.about-body p+p{margin-top:14px}.contact-email{display:inline-block;margin-top:8px;font-family:var(--font-mono);font-weight:600;color:var(--bg);background:var(--accent2);padding:13px 26px;border-radius:999px;transition:background .2s,transform .15s}.contact-email:hover{background:#3fd8b6;transform:translateY(-2px)}.site-footer{border-top:1px solid 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