:root {
  --ink: #e8f0f7;
  --muted: #8fa2b5;
  --dim: #617487;
  --surface: #0b1621;
  --surface-2: #101e2b;
  --line: rgba(159, 180, 199, 0.16);
  --accent: #4bf2bb;
  --accent-2: #65a7ff;
  --bg: #071019;
  --mono: "JetBrains Mono", monospace;
  --sans: "DM Sans", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  font-family: var(--sans);
  line-height: 1.6;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }
::selection { background: var(--accent); color: var(--bg); }
.skip-link { position: fixed; top: -5rem; left: 1rem; z-index: 100; padding: .7rem 1rem; background: var(--accent); color: var(--bg); }
.skip-link:focus { top: 1rem; }
.ambient { position: fixed; z-index: -1; border-radius: 50%; filter: blur(1px); opacity: .35; pointer-events: none; }
.ambient-one { width: 42rem; height: 42rem; right: -24rem; top: 0; background: radial-gradient(circle, rgba(101,167,255,.18), transparent 68%); }
.ambient-two { width: 34rem; height: 34rem; left: -20rem; top: 44rem; background: radial-gradient(circle, rgba(75,242,187,.12), transparent 68%); }

.site-header {
  width: min(1180px, calc(100% - 3rem));
  height: 86px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 2rem;
  border-bottom: 1px solid var(--line);
}
.brand { display: inline-flex; align-items: center; gap: .8rem; width: fit-content; font-weight: 700; }
.brand-mark { width: 36px; height: 36px; display: grid; place-items: center; border: 1px solid var(--accent); color: var(--accent); font: 600 .8rem var(--mono); }
.brand-name { letter-spacing: -.02em; }
nav { display: flex; gap: 2.1rem; }
nav a { color: var(--muted); font-size: .88rem; transition: color .2s; }
nav a:hover, nav a:focus-visible { color: var(--accent); }
.header-cta { justify-self: end; color: var(--accent); font: 500 .78rem var(--mono); text-transform: uppercase; letter-spacing: .08em; }
.header-cta::after { content: " ↓"; }

.section-shell { width: min(1180px, calc(100% - 3rem)); margin: 0 auto; }
.hero { min-height: 720px; display: grid; grid-template-columns: 1.08fr .92fr; align-items: center; gap: clamp(3rem, 7vw, 7rem); padding-block: 6.5rem; }
.eyebrow { margin: 0 0 1.5rem; color: var(--accent); font: 500 .78rem var(--mono); letter-spacing: .06em; text-transform: uppercase; }
.status-dot { display: inline-block; width: 7px; height: 7px; margin-right: .6rem; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 5px rgba(75,242,187,.1); animation: pulse 2.4s infinite; }
@keyframes pulse { 50% { box-shadow: 0 0 0 9px rgba(75,242,187,0); } }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 1.6rem; font-size: clamp(3.4rem, 6.2vw, 6.5rem); line-height: .98; letter-spacing: -.065em; font-weight: 600; }
h1 span, .accent, .contact h2 span { color: var(--accent); }
.hero-lede { max-width: 650px; margin-bottom: 2rem; color: var(--muted); font-size: clamp(1rem, 1.5vw, 1.18rem); }
.hero-actions, .contact-actions { display: flex; flex-wrap: wrap; gap: .8rem; }
.button { min-height: 48px; padding: .82rem 1.15rem; display: inline-flex; align-items: center; justify-content: center; gap: 1rem; border: 1px solid var(--line); font: 500 .79rem var(--mono); transition: transform .2s, background .2s, border-color .2s; }
.button:hover, .button:focus-visible { transform: translateY(-2px); border-color: var(--accent); }
.button-primary { background: var(--accent); color: #04110d; border-color: var(--accent); }
.button-secondary { color: var(--ink); background: rgba(255,255,255,.02); }
.hero-stats { display: flex; list-style: none; padding: 2.7rem 0 0; margin: 0; gap: 3rem; }
.hero-stats li { display: flex; flex-direction: column; }
.hero-stats strong { color: var(--ink); font-size: 1.65rem; line-height: 1.2; }
.hero-stats span { color: var(--dim); font: .69rem var(--mono); text-transform: uppercase; letter-spacing: .06em; }

.terminal { border: 1px solid var(--line); background: rgba(11,22,33,.88); box-shadow: 0 35px 90px rgba(0,0,0,.34); transform: rotate(1deg); }
.terminal-bar { height: 46px; padding: 0 1rem; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; color: var(--dim); border-bottom: 1px solid var(--line); font: .66rem var(--mono); }
.terminal-dots { display: flex; gap: .35rem; }
.terminal-dots i { width: 7px; height: 7px; border-radius: 50%; background: #263849; }
.terminal-body { min-height: 390px; padding: 1.8rem; font: clamp(.7rem, 1.1vw, .83rem)/1.9 var(--mono); }
.terminal-body p { margin-bottom: .65rem; }
.prompt, .check { color: var(--accent); }
.output { color: var(--muted); padding-left: 1.2rem; }
.output.strong { color: var(--accent-2); }
.code-block { margin: .5rem 0 1.2rem 1.2rem; padding: .9rem 1rem; color: var(--muted); background: rgba(0,0,0,.22); border-left: 2px solid var(--accent-2); }
.code-block p { margin: 0; }
.code-block span { color: var(--accent-2); }
.cursor { display: inline-block; width: 8px; height: 1.1em; vertical-align: -.15em; background: var(--accent); animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }

.trust-strip { padding: 1.4rem max(1.5rem, calc((100vw - 1180px) / 2)); display: flex; gap: clamp(1.5rem, 4vw, 4rem); justify-content: space-between; overflow: hidden; color: #627587; border-block: 1px solid var(--line); background: rgba(255,255,255,.01); font: 500 .7rem var(--mono); letter-spacing: .08em; white-space: nowrap; }
.about, .experience, .expertise, .certifications { padding-block: 8rem; }
.section-kicker { display: flex; align-items: center; gap: .85rem; margin-bottom: 3.8rem; color: var(--muted); font: 500 .72rem var(--mono); text-transform: uppercase; letter-spacing: .1em; }
.section-kicker::after { content: ""; height: 1px; flex: 1; background: var(--line); }
.section-kicker span { color: var(--accent); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 7rem; align-items: start; }
h2 { font-size: clamp(2.4rem, 4.6vw, 4.6rem); line-height: 1.05; letter-spacing: -.05em; font-weight: 600; }
.about-copy > p { color: var(--muted); font-size: 1.08rem; }
.principles { margin-top: 2.2rem; border-top: 1px solid var(--line); }
.principles div { padding: 1rem 0; display: flex; gap: 1.2rem; border-bottom: 1px solid var(--line); }
.principles span { color: var(--accent); font: .7rem var(--mono); }
.principles strong { font-weight: 500; }

.experience { border-top: 1px solid var(--line); }
.section-heading { max-width: 780px; margin-bottom: 4rem; }
.section-heading h2 { margin-bottom: 1.2rem; }
.section-heading p { max-width: 620px; color: var(--muted); }
.timeline { border-top: 1px solid var(--line); }
.role { display: grid; grid-template-columns: .36fr .64fr; gap: 3rem; padding: 3rem 0; border-bottom: 1px solid var(--line); }
.role-meta { display: flex; flex-direction: column; gap: .4rem; font: .72rem var(--mono); }
.role-period { color: var(--accent); }
.role-location { color: var(--dim); }
.company { margin-bottom: .3rem; color: var(--accent-2); font: 500 .74rem var(--mono); text-transform: uppercase; letter-spacing: .08em; }
.role h3 { margin-bottom: .8rem; font-size: 1.75rem; line-height: 1.2; letter-spacing: -.025em; }
.role-body > p:not(.company), .role li { color: var(--muted); }
.role ul { padding-left: 1.1rem; display: grid; gap: .45rem; }
.role li::marker { color: var(--accent); }

.expertise { border-top: 1px solid var(--line); }
.capability-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.capability-card { min-height: 260px; padding: 2.2rem; background: var(--bg); transition: background .25s; }
.capability-card:hover { background: var(--surface); }
.card-number { color: var(--dim); font: .65rem var(--mono); }
.capability-card h3 { margin: 3.5rem 0 1rem; font-size: 1.45rem; }
.capability-card p { max-width: 450px; margin: 0; color: var(--muted); }

.certifications { border-top: 1px solid var(--line); }
.cert-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.cert-card { min-height: 160px; padding: 1.7rem; display: flex; flex-direction: column; justify-content: space-between; border: 1px solid var(--line); background: linear-gradient(145deg, rgba(101,167,255,.04), transparent); }
.cert-card > span { width: fit-content; padding: .25rem .45rem; color: var(--accent); border: 1px solid rgba(75,242,187,.3); font: 600 .68rem var(--mono); }
.cert-card h3 { margin: 1.5rem 0 .2rem; font-size: 1rem; }
.cert-card p { margin: 0; color: var(--dim); font: .7rem var(--mono); }

.contact { padding-block: 3rem 8rem; }
.contact-panel { padding: clamp(2.4rem, 7vw, 6rem); text-align: center; border: 1px solid var(--line); background: radial-gradient(circle at 50% 120%, rgba(75,242,187,.12), transparent 55%), var(--surface); }
.contact-panel h2 { margin-bottom: 1.5rem; }
.contact-panel > p:not(.eyebrow) { max-width: 620px; margin: 0 auto 2rem; color: var(--muted); }
.contact-actions { justify-content: center; }
footer { width: min(1180px, calc(100% - 3rem)); margin: 0 auto; padding: 2rem 0; display: flex; justify-content: space-between; gap: 1rem; color: var(--dim); border-top: 1px solid var(--line); font: .68rem var(--mono); }
footer p { margin: 0; }
footer a { color: var(--muted); }
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}
@media (max-width: 900px) {
  .site-header { grid-template-columns: 1fr auto; }
  nav { display: none; }
  .hero { grid-template-columns: 1fr; padding-block: 5rem; }
  .terminal { max-width: 650px; transform: none; }
  .about-grid { grid-template-columns: 1fr; gap: 2rem; }
  .role { grid-template-columns: 1fr; gap: 1.4rem; }
  .role-meta { flex-direction: row; justify-content: space-between; }
  .cert-grid { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .site-header, .section-shell, footer { width: min(100% - 2rem, 1180px); }
  .brand-name, .header-cta::after { display: none; }
  .hero { min-height: auto; padding-block: 4rem; }
  h1 { font-size: clamp(3rem, 16vw, 4.8rem); }
  .hero-stats { gap: 1rem; justify-content: space-between; }
  .hero-stats strong { font-size: 1.4rem; }
  .hero-stats span { font-size: .58rem; }
  .terminal-body { padding: 1.1rem; min-height: 350px; overflow-x: auto; }
  .trust-strip { justify-content: flex-start; }
  .about, .experience, .expertise, .certifications { padding-block: 5.5rem; }
  .section-kicker { margin-bottom: 2.6rem; }
  .capability-grid { grid-template-columns: 1fr; }
  .contact { padding-bottom: 5rem; }
  .contact-actions .button { width: 100%; }
  footer { flex-direction: column; align-items: center; }
}