:root {
  --bg: #07100f;
  --surface: #0d1917;
  --surface-2: #12211e;
  --text: #f3f8f6;
  --muted: #a5b8b2;
  --line: rgba(204, 236, 226, 0.14);
  --accent: #7ce5bf;
  --accent-2: #d7ff77;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; line-height: 1.6; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
::selection { background: var(--accent); color: #07100f; }

.container { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }
.site-header { position: sticky; top: 0; z-index: 50; backdrop-filter: blur(18px); background: rgba(7, 16, 15, .78); border-bottom: 1px solid var(--line); }
.nav-shell { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand span { display: grid; place-items: center; width: 36px; height: 36px; border-radius: 10px; background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #07100f; font-weight: 900; font-size: 12px; }
.brand strong { font-size: 15px; letter-spacing: -.02em; }
.nav-links { display: flex; align-items: center; gap: 22px; font-size: 14px; color: var(--muted); }
.nav-links a:hover { color: var(--text); }
.menu-button { display: none; background: transparent; border: 0; color: var(--text); }

.button { display: inline-flex; align-items: center; justify-content: center; gap: 9px; min-height: 48px; padding: 0 20px; border-radius: 999px; border: 1px solid transparent; background: var(--accent); color: #07100f; font-weight: 800; transition: transform .2s ease, background .2s ease; }
.button:hover { transform: translateY(-2px); background: var(--accent-2); }
.button.secondary { background: transparent; color: var(--text); border-color: var(--line); }
.button.small { min-height: 38px; padding: 0 16px; }
.text-link { display: inline-flex; gap: 7px; align-items: center; color: var(--accent); font-weight: 700; }

.hero { min-height: 78vh; display: grid; align-items: center; padding: 96px 0 68px; overflow: hidden; position: relative; }
.hero::before { content: ""; position: absolute; width: 700px; height: 700px; right: -250px; top: -280px; border-radius: 50%; background: radial-gradient(circle, rgba(124,229,191,.18), transparent 68%); pointer-events: none; }
.hero-grid { display: grid; grid-template-columns: 1.35fr .65fr; gap: 80px; align-items: end; }
.hero h1 { font-size: clamp(52px, 8vw, 110px); line-height: .94; letter-spacing: -.075em; max-width: 980px; margin: 16px 0 28px; }
.hero .lead { max-width: 720px; font-size: clamp(18px, 2vw, 24px); color: var(--muted); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.hero-aside { border-left: 1px solid var(--line); padding-left: 30px; }
.hero-aside p { color: var(--muted); margin: 0 0 18px; }
.hero-aside strong { color: var(--text); display: block; }
.eyebrow { color: var(--accent); text-transform: uppercase; letter-spacing: .16em; font-size: 12px; font-weight: 850; margin: 0 0 10px; }

section { padding: 92px 0; }
.section-muted { background: var(--surface); border-block: 1px solid var(--line); }
.section-heading { max-width: 760px; margin-bottom: 42px; }
.section-heading h2, .page-hero h1, .footer h2 { margin: 0; font-size: clamp(36px, 5vw, 64px); line-height: 1.03; letter-spacing: -.05em; }
.section-heading > p:last-child, .page-hero > p { color: var(--muted); font-size: 18px; }
.page-hero { padding: 104px 0 62px; max-width: 900px; }
.page-hero h1 { margin-bottom: 22px; }

.metrics { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); border-radius: 22px; overflow: hidden; }
.metric { padding: 30px; background: var(--surface); }
.metric + .metric { border-left: 1px solid var(--line); }
.metric strong { display: block; font-size: 44px; line-height: 1; letter-spacing: -.05em; color: var(--accent-2); }
.metric span { color: var(--muted); font-size: 14px; }
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 22px; padding: 28px; transition: border-color .2s ease, transform .2s ease; }
.card:hover { border-color: rgba(124,229,191,.48); transform: translateY(-4px); }
.card h3 { font-size: 25px; line-height: 1.2; margin: 18px 0 12px; letter-spacing: -.03em; }
.card p { color: var(--muted); }
.card-topline { display: flex; justify-content: space-between; gap: 12px; color: var(--accent); font-size: 12px; text-transform: uppercase; letter-spacing: .1em; }
.tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin: 22px 0; }
.tag { border: 1px solid var(--line); border-radius: 999px; padding: 5px 10px; color: #c3d2cd; font-size: 12px; }

.split { display: grid; grid-template-columns: .7fr 1.3fr; gap: 70px; align-items: start; }
.sticky { position: sticky; top: 110px; }
.prose p, .prose li { color: var(--muted); font-size: 17px; }
.prose h2 { font-size: 30px; margin-top: 44px; letter-spacing: -.035em; }
.prose ul { padding-left: 20px; }

.experience-list { display: grid; gap: 0; border-top: 1px solid var(--line); }
.experience-card { display: grid; grid-template-columns: 260px 1fr; gap: 40px; padding: 48px 0; border-bottom: 1px solid var(--line); }
.experience-meta { color: var(--muted); display: flex; flex-direction: column; }
.experience-card h2 { font-size: 34px; margin: 0; letter-spacing: -.04em; }
.experience-card h3 { color: var(--muted); margin: 4px 0 18px; font-weight: 600; }
.experience-card p, .experience-card li { color: var(--muted); }

.filters { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 28px; }
.filter { border: 1px solid var(--line); background: transparent; color: var(--muted); border-radius: 999px; padding: 8px 14px; }
.filter.active, .filter:hover { color: #07100f; background: var(--accent); border-color: var(--accent); }

.case-hero { padding: 92px 0 42px; }
.case-meta { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 26px; }
.case-hero h1 { font-size: clamp(44px, 7vw, 84px); line-height: .96; letter-spacing: -.065em; margin: 0 0 24px; }
.case-hero .lead { max-width: 820px; color: var(--muted); font-size: 21px; }
.case-layout { display: grid; grid-template-columns: 1fr 320px; gap: 70px; padding-bottom: 90px; }
.case-section { padding: 34px 0; border-top: 1px solid var(--line); }
.case-section h2 { font-size: 30px; margin: 0 0 16px; }
.case-section p, .case-section li { color: var(--muted); }
.case-aside { position: sticky; top: 105px; height: fit-content; background: var(--surface); border: 1px solid var(--line); border-radius: 22px; padding: 24px; }
.case-aside h3 { margin-top: 0; }

.skill-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.skill-card { background: var(--surface); border: 1px solid var(--line); border-radius: 20px; padding: 26px; }
.skill-card h2 { margin-top: 0; font-size: 23px; }

.arch-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.arch-card { border: 1px solid var(--line); background: var(--surface); border-radius: 22px; padding: 28px; }
.arch-flow { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: 22px 0; }
.arch-node { padding: 9px 12px; border: 1px solid rgba(124,229,191,.38); background: rgba(124,229,191,.06); border-radius: 10px; font-size: 13px; }
.arch-arrow { color: var(--accent); }
.arch-card p { color: var(--muted); }

.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.contact-card { min-height: 240px; display: flex; flex-direction: column; justify-content: space-between; }
.contact-card .icon { width: 48px; height: 48px; display: grid; place-items: center; border-radius: 14px; color: #07100f; background: var(--accent); }

.footer { border-top: 1px solid var(--line); padding: 72px 0 30px; background: #050c0b; }
.footer-grid { display: grid; grid-template-columns: 1.4fr .6fr; gap: 50px; align-items: end; }
.footer h2 { max-width: 760px; font-size: clamp(32px, 4vw, 52px); }
.footer-links { display: grid; gap: 12px; justify-items: start; }
.footer-links a { display: inline-flex; align-items: center; gap: 9px; color: var(--muted); }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; margin-top: 60px; padding-top: 20px; border-top: 1px solid var(--line); color: var(--muted); font-size: 13px; }

@media (max-width: 980px) {
  .menu-button { display: block; }
  .nav-links { display: none; position: absolute; left: 20px; right: 20px; top: 72px; padding: 20px; flex-direction: column; align-items: stretch; background: var(--surface); border: 1px solid var(--line); border-radius: 18px; }
  .nav-links.open { display: flex; }
  .hero-grid, .split, .case-layout, .footer-grid { grid-template-columns: 1fr; }
  .hero-aside { border-left: 0; border-top: 1px solid var(--line); padding: 24px 0 0; }
  .metrics { grid-template-columns: repeat(2, 1fr); }
  .metric:nth-child(3) { border-left: 0; border-top: 1px solid var(--line); }
  .metric:nth-child(4) { border-top: 1px solid var(--line); }
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .experience-card { grid-template-columns: 1fr; gap: 16px; }
  .experience-meta { flex-direction: row; justify-content: space-between; }
  .case-aside, .sticky { position: static; }
}

@media (max-width: 650px) {
  .container { width: min(calc(100% - 28px), var(--max)); }
  section { padding: 68px 0; }
  .hero { padding-top: 72px; }
  .hero h1 { font-size: 52px; }
  .metrics, .card-grid, .skill-grid, .arch-grid, .contact-grid { grid-template-columns: 1fr; }
  .metric + .metric { border-left: 0; border-top: 1px solid var(--line); }
  .footer-bottom { flex-direction: column; }
  .brand strong { display: none; }
}
.project-item[hidden]{display:none}

.resume-picker {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 2rem;
  align-items: center;
  padding: 2rem;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--surface);
}
.resume-picker-controls { display: grid; gap: .85rem; }
.resume-picker-controls label { font-weight: 700; }
.resume-picker-controls select {
  width: 100%;
  padding: .9rem 1rem;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--text);
  font: inherit;
}
.resume-options {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}
@media (max-width: 760px) {
  .resume-picker, .resume-options { grid-template-columns: 1fr; }
}