:root {
  --ink: #f3f4ed;
  --muted: #a6afa8;
  --night: #081411;
  --night-soft: #0d1d19;
  --panel: #122520;
  --line: rgba(239, 245, 235, 0.14);
  --lime: #b9f34b;
  --coral: #ff765f;
  --shell: min(1180px, calc(100vw - 48px));
  --mono: "DM Mono", monospace;
  --sans: "Manrope", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; overflow-x: hidden; background: var(--night); color: var(--ink); font-family: var(--sans); -webkit-font-smoothing: antialiased; }
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { font: inherit; }
.shell { width: var(--shell); margin-inline: auto; }
.mono { font-family: var(--mono); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; left: 16px; top: -60px; z-index: 100; padding: 12px 18px; background: var(--lime); color: var(--night); transition: top .2s; }
.skip-link:focus { top: 16px; }

.site-header { position: fixed; inset: 0 0 auto; z-index: 50; transition: background .25s, border-color .25s; border-bottom: 1px solid transparent; }
.site-header.scrolled { background: rgba(8,20,17,.88); backdrop-filter: blur(18px); border-color: var(--line); }
.nav-wrap { min-height: 84px; display: flex; align-items: center; justify-content: space-between; }
.brand { display: inline-flex; align-items: center; gap: 12px; font-weight: 700; font-size: 14px; }
.brand-mark { display: grid; place-items: center; width: 36px; aspect-ratio: 1; color: var(--night); background: var(--lime); font: 500 12px var(--mono); border-radius: 50%; }
.site-nav { display: flex; align-items: center; gap: 32px; font-size: 13px; color: #d7dcd6; }
.site-nav > a { transition: color .2s; }
.site-nav > a:not(.nav-cta):hover, .site-nav > a.active { color: var(--lime); }
.nav-cta { padding: 11px 17px; border: 1px solid var(--line); border-radius: 999px; }
.nav-cta:hover { border-color: var(--lime); }
.menu-toggle { display: none; background: none; border: 0; color: var(--ink); }

.section-grid { position: relative; background-image: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px); background-size: 80px 80px; }
.hero { min-height: 900px; height: 100svh; max-height: 1040px; overflow: hidden; display: flex; align-items: center; padding: 120px 0 80px; }
.hero::after { content: ""; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(90deg, var(--night) 0%, transparent 28%, transparent 72%, var(--night) 100%), linear-gradient(0deg, var(--night) 0%, transparent 22%); }
.hero-glow { position: absolute; width: 650px; height: 650px; right: 5%; top: 9%; border-radius: 50%; background: rgba(185,243,75,.08); filter: blur(75px); }
.hero-layout { position: relative; z-index: 2; display: grid; grid-template-columns: 1.15fr .85fr; align-items: center; gap: 76px; }
.eyebrow, .section-kicker { font: 500 11px var(--mono); letter-spacing: .13em; text-transform: uppercase; color: var(--lime); }
.eyebrow { display: flex; align-items: center; gap: 9px; margin-bottom: 26px; }
.status-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--lime); box-shadow: 0 0 0 5px rgba(185,243,75,.12); }
.hero h1 { max-width: 760px; margin: 0; font-size: clamp(48px, 5.25vw, 82px); line-height: .99; letter-spacing: -.055em; }
.hero h1 span { color: var(--lime); }
.hero-lede { max-width: 635px; margin: 30px 0 0; color: var(--muted); font-size: 18px; line-height: 1.75; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 14px; margin-top: 38px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 24px; min-height: 51px; padding: 0 22px; border-radius: 3px; font-size: 13px; font-weight: 700; transition: transform .2s, background .2s, border-color .2s; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: var(--night); background: var(--lime); }
.button-primary:hover { background: #ccff67; }
.button-ghost { border: 1px solid var(--line); color: #c8cfca; }
.button-ghost:hover { border-color: rgba(255,255,255,.4); }
.quick-stack { display: flex; flex-wrap: wrap; gap: 9px; padding: 0; margin: 42px 0 0; list-style: none; }
.quick-stack li { padding: 7px 10px; border: 1px solid var(--line); color: #9eaaa3; font: 10px var(--mono); text-transform: uppercase; letter-spacing: .08em; }
.hero-visual { position: relative; padding: 20px 20px 80px 55px; }
.portrait-frame { position: relative; width: min(100%, 390px); margin-left: auto; }
.portrait-frame::before { content: ""; position: absolute; inset: -13px 13px 13px -13px; border: 1px solid rgba(185,243,75,.35); z-index: -1; }
.portrait-frame img { width: 100%; aspect-ratio: .82; object-fit: cover; object-position: center 25%; filter: saturate(.78) contrast(1.02); }
.portrait-label { position: absolute; z-index: 2; right: -1px; top: -29px; font-size: 9px; letter-spacing: .16em; color: var(--muted); }
.portrait-card { position: absolute; left: -54px; bottom: -58px; width: 235px; padding: 20px; background: var(--coral); color: var(--night); box-shadow: 20px 20px 55px rgba(0,0,0,.24); }
.portrait-card span { display: block; font-size: 8px; letter-spacing: .14em; margin-bottom: 9px; opacity: .72; }
.portrait-card strong { display: block; font-size: 15px; line-height: 1.45; }
.terminal-card { position: absolute; right: -28px; bottom: 0; width: 315px; background: #09100e; border: 1px solid var(--line); box-shadow: 0 18px 65px rgba(0,0,0,.45); }
.terminal-bar { display: flex; align-items: center; gap: 6px; height: 33px; padding: 0 12px; background: #15201d; border-bottom: 1px solid var(--line); }
.terminal-bar i { width: 6px; height: 6px; border-radius: 50%; background: #53605a; }
.terminal-bar i:first-child { background: var(--coral); }
.terminal-bar span { margin-left: auto; color: #76827c; font: 8px var(--mono); }
.terminal-body { padding: 16px; font-size: 9px; line-height: 1.75; color: #ced6d1; }
.terminal-body p { margin: 0 0 3px; }
.terminal-body p > span:first-child { color: var(--lime); }
.terminal-muted { color: #738079; padding-left: 14px; }
.terminal-success { color: var(--lime) !important; }
.scroll-note { position: absolute; z-index: 3; bottom: 30px; left: 32px; color: #69756f; font-size: 8px; letter-spacing: .16em; writing-mode: vertical-rl; }
.scroll-note span { color: var(--lime); margin-top: 9px; }

.section { padding: 130px 0; }
.section-kicker { margin-bottom: 27px; }
.section h2, .contact-section h2 { margin: 0; font-size: clamp(38px, 4.2vw, 64px); line-height: 1.08; letter-spacing: -.045em; }
.about-section { background: #eef0e8; color: #0a1713; }
.about-section .section-kicker { color: #557224; }
.about-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 120px; align-items: start; }
.about-copy { color: #4f5a54; font-size: 17px; line-height: 1.8; }
.about-copy p { margin: 0 0 24px; }
.principles-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-top: 90px; border: 1px solid #ccd1c9; background: #ccd1c9; }
.principle { position: relative; min-height: 250px; padding: 38px; background: #eef0e8; }
.principle-number { color: #77817b; font-size: 10px; }
.principle h3 { margin: 75px 0 12px; font-size: 20px; }
.principle p { margin: 0; color: #68716c; font-size: 14px; line-height: 1.65; }
.principle::after { content: "↗"; position: absolute; top: 34px; right: 36px; color: #7f8a83; }

.expertise-section { background: var(--night-soft); }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 50px; margin-bottom: 68px; }
.section-heading .section-kicker { margin-bottom: 22px; }
.section-heading > p { width: 390px; margin: 0 0 5px; color: var(--muted); font-size: 14px; line-height: 1.7; }
.expertise-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.expertise-card { min-height: 340px; display: flex; flex-direction: column; padding: 30px; border: 1px solid var(--line); background: rgba(255,255,255,.018); transition: transform .25s, border-color .25s, background .25s; }
.expertise-card:hover { transform: translateY(-5px); border-color: rgba(185,243,75,.4); background: rgba(255,255,255,.035); }
.expertise-feature { grid-column: span 2; background: var(--lime); color: var(--night); display: grid; grid-template-columns: 64px 1fr; column-gap: 26px; }
.expertise-feature:hover { background: #c6fb5e; }
.card-icon { display: grid; place-items: center; width: 44px; height: 44px; border: 1px solid rgba(255,255,255,.2); border-radius: 50%; color: var(--lime); font-size: 22px; }
.expertise-feature .card-icon { color: var(--night); border-color: rgba(8,20,17,.25); }
.card-index { display: block; margin: 22px 0 18px; color: #7f8d85; font-size: 9px; letter-spacing: .12em; }
.expertise-feature .card-index { margin-top: 0; color: rgba(8,20,17,.55); }
.expertise-card h3 { max-width: 330px; margin: 0 0 13px; font-size: 22px; line-height: 1.25; }
.expertise-card p { max-width: 500px; margin: 0; color: #929f98; font-size: 13px; line-height: 1.7; }
.expertise-feature p { color: rgba(8,20,17,.68); }
.tag-list { display: flex; flex-wrap: wrap; gap: 7px; align-self: end; grid-column: 1 / -1; margin: auto 0 0; padding: 0; list-style: none; }
.tag-list li { padding: 6px 9px; border: 1px solid var(--line); font: 9px var(--mono); text-transform: uppercase; letter-spacing: .06em; color: #bdc6c0; }
.expertise-feature .tag-list li { border-color: rgba(8,20,17,.22); color: var(--night); }

.career-section { background: #eef0e8; color: var(--night); }
.career-section .section-kicker { color: #557224; }
.career-section .section-heading > p { color: #66716b; }
.career-timeline { border-top: 1px solid #cbd1c8; }
.career-entry { display: grid; grid-template-columns: 64px 230px 1fr; border-bottom: 1px solid #cbd1c8; }
.career-marker { position: relative; min-height: 100%; border-right: 1px solid #cbd1c8; }
.career-marker::before { content: ""; position: absolute; top: 58px; left: 50%; width: 13px; height: 13px; transform: translateX(-50%); border-radius: 50%; background: var(--coral); box-shadow: 0 0 0 7px rgba(255,118,95,.14); }
.career-marker span { position: absolute; top: 79px; bottom: 0; left: 50%; border-left: 1px dashed #aab2aa; }
.career-meta { padding: 56px 32px; border-right: 1px solid #cbd1c8; }
.career-date, .career-location { margin: 0; color: #59655e; font-size: 9px; line-height: 1.6; letter-spacing: .08em; }
.career-location { margin-top: 13px; color: #929b95; }
.current-badge { display: inline-flex; align-items: center; gap: 7px; margin-top: 18px; padding: 6px 8px; color: #3d5416; background: rgba(137,181,53,.15); font-size: 8px; letter-spacing: .08em; }
.current-badge i { width: 6px; height: 6px; border-radius: 50%; background: #668b20; }
.career-details { padding: 54px 7% 60px; }
.company-label { margin: 0 0 12px; color: #668b20; font-size: 9px; letter-spacing: .13em; }
.career-details h3 { margin: 0 0 17px; font-size: clamp(28px, 3vw, 42px); letter-spacing: -.04em; }
.career-summary { max-width: 760px; margin: 0; color: #59645e; font-size: 15px; line-height: 1.75; }
.impact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; margin-top: 42px; border: 1px solid #cbd1c8; background: #cbd1c8; }
.impact-item { min-height: 176px; padding: 26px; background: #eef0e8; }
.impact-item span { color: #7a857e; font-size: 8px; letter-spacing: .1em; }
.impact-item p { margin: 18px 0 0; color: #354039; font-size: 13px; line-height: 1.65; }
.career-callout { display: grid; grid-template-columns: 155px 1fr; gap: 30px; margin-top: 18px; padding: 24px 26px; background: #13241f; color: var(--ink); }
.career-callout span { color: var(--lime); font-size: 8px; letter-spacing: .1em; }
.career-callout p { margin: 0; color: #b9c2bc; font-size: 12px; line-height: 1.7; }
.career-bullets { display: grid; gap: 14px; max-width: 800px; margin: 34px 0 0; padding: 0; list-style: none; }
.career-bullets li { position: relative; padding-left: 22px; color: #4f5a53; font-size: 13px; line-height: 1.7; }
.career-bullets li::before { content: "↳"; position: absolute; left: 0; color: #668b20; }
.education-row { display: grid; grid-template-columns: 1fr auto 120px; align-items: end; gap: 35px; padding: 45px 0 0 64px; }
.education-row p, .education-row h3 { margin: 0; }
.education-row > div > p { margin-bottom: 10px; color: #7a857e; font-size: 8px; letter-spacing: .12em; }
.education-row h3 { font-size: 18px; }
.education-row > p { color: #5d6861; font-size: 13px; }
.education-row > p:last-child { justify-self: end; font-size: 9px; }

.blog-section { background: #0a1714; }
.blog-grid { display: grid; grid-template-columns: 1.15fr .85fr .85fr; gap: 15px; }
.post-card { overflow: hidden; border: 1px solid var(--line); background: #0e201b; transition: transform .25s, border-color .25s; }
.post-card:hover { transform: translateY(-5px); border-color: rgba(185,243,75,.4); }
.post-art { height: 200px; display: grid; place-items: center; overflow: hidden; border-bottom: 1px solid var(--line); position: relative; }
.post-feature .post-art { height: 270px; }
.post-art-one { background: #b9f34b; color: #0a1714; font: 600 42px var(--mono); }
.post-art-one i { position: absolute; inset: 28px; border: 1px solid rgba(8,20,17,.22); }
.post-art-one b { font-weight: 400; animation: blink 1s step-end infinite; }
.post-art-two { background: #ff765f; }
.post-art-two i { width: 26px; height: 26px; border-radius: 50%; background: var(--night); z-index: 2; }
.orbit { position: absolute; border: 1px solid rgba(8,20,17,.55); border-radius: 50%; }
.orbit-one { width: 210px; height: 90px; transform: rotate(25deg); }
.orbit-two { width: 210px; height: 90px; transform: rotate(-25deg); }
.post-art-three { grid-template-columns: repeat(3, auto); gap: 13px; background: #152a24; color: var(--lime); font: 36px var(--mono); }
.post-art-three i { font-size: 18px; font-style: normal; }
.post-body { padding: 27px; }
.post-meta { display: flex; justify-content: space-between; gap: 10px; margin-bottom: 20px; color: #829088; font-size: 8px; letter-spacing: .1em; }
.post-meta span:first-child { color: var(--lime); }
.post-card h3 { margin: 0 0 15px; font-size: 20px; line-height: 1.35; letter-spacing: -.02em; }
.post-feature h3 { font-size: 27px; }
.post-card p { margin: 0; color: #8e9b94; font-size: 13px; line-height: 1.7; }
.post-link { display: flex; justify-content: space-between; margin-top: 28px; padding-top: 18px; border-top: 1px solid var(--line); color: #c8d0cb; font-size: 12px; }
@keyframes blink { 50% { opacity: 0; } }

.contact-section { padding: 120px 0; background: var(--coral); color: var(--night); }
.contact-section .section-kicker { color: rgba(8,20,17,.65); }
.contact-grid { display: grid; grid-template-columns: 1.2fr .8fr; align-items: end; gap: 100px; }
.contact-copy p { max-width: 470px; margin: 0 0 30px; font-size: 15px; line-height: 1.7; }
.email-link { display: flex; align-items: center; justify-content: space-between; padding: 18px 0; border-top: 1px solid rgba(8,20,17,.35); border-bottom: 1px solid rgba(8,20,17,.35); font-weight: 700; }
.email-link:hover span { transform: translate(3px,-3px); }
.email-link span { transition: transform .2s; }
.linkedin-link { display: inline-flex; align-items: center; gap: 10px; margin-top: 19px; font-size: 12px; font-weight: 700; }
.linkedin-link span { transition: transform .2s; }
.linkedin-link:hover span { transform: translate(3px,-3px); }
.site-footer { padding: 28px 0; background: #050c0a; color: #748078; font-size: 10px; }
.footer-grid { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 20px; }
.footer-grid p { margin: 0; }
.footer-grid .mono { font-size: 8px; letter-spacing: .1em; }
.footer-links { display: flex; justify-self: end; gap: 20px; }
.footer-links a:hover { color: var(--lime); }

.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.js .reveal.visible { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .12s; }
.reveal[data-delay="2"] { transition-delay: .24s; }

@media (max-width: 980px) {
  .hero { height: auto; max-height: none; padding-top: 150px; }
  .hero-layout { grid-template-columns: 1fr; }
  .hero-copy { max-width: 760px; }
  .hero-visual { width: min(620px, 100%); margin: 10px auto 0; }
  .portrait-frame { margin: auto; }
  .terminal-card { right: 10px; }
  .about-grid, .contact-grid { gap: 60px; }
  .expertise-grid { grid-template-columns: repeat(2, 1fr); }
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
  .post-feature { grid-column: 1 / -1; display: grid; grid-template-columns: 1fr 1fr; }
  .post-feature .post-art { height: 100%; min-height: 330px; border-bottom: 0; border-right: 1px solid var(--line); }
}

/* Tablet portrait, including the Galaxy Tab S9 FE's common 800px CSS viewport. */
@media (max-width: 860px) {
  .nav-wrap { min-height: 74px; }
  .menu-toggle { position: relative; z-index: 2; display: grid; gap: 7px; padding: 10px 0 10px 14px; }
  .menu-toggle > span:not(.sr-only) { display: block; width: 25px; height: 1px; background: currentColor; transition: transform .2s; }
  .menu-toggle[aria-expanded="true"] > span:first-child { transform: translateY(4px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] > span:nth-child(2) { transform: translateY(-4px) rotate(-45deg); }
  .site-nav { position: fixed; inset: 0; display: flex; flex-direction: column; align-items: flex-start; justify-content: center; padding: 80px 10vw; background: #081411; font-size: 28px; transform: translateX(100%); transition: transform .3s ease; }
  .site-nav.open { transform: none; }
  .nav-cta { margin-top: 20px; font-size: 16px; }
  .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 38px; }
  .contact-copy { max-width: 560px; }
  .career-entry { grid-template-columns: 52px 1fr; }
  .career-marker { grid-row: 1 / span 2; }
  .career-meta { grid-column: 2; padding: 44px 7% 0; border-right: 0; }
  .career-details { grid-column: 2; padding: 24px 7% 55px; }
  .career-marker::before { top: 49px; }
  .career-marker span { top: 69px; }
  .education-row { padding-left: 52px; }
}

@media (max-width: 720px) {
  :root { --shell: min(100% - 32px, 1180px); }
  .nav-wrap { min-height: 70px; }
  .hero { min-height: 0; padding: 125px 0 110px; }
  .hero-layout { gap: 60px; }
  .hero h1 { font-size: clamp(43px, 13vw, 66px); }
  .hero-lede { font-size: 16px; }
  .hero-visual { padding: 20px 12px 130px; }
  .portrait-frame { width: 84%; }
  .portrait-card { left: -25px; }
  .terminal-card { right: 0; bottom: 0; width: min(315px, 90%); }
  .scroll-note { display: none; }
  .section { padding: 90px 0; }
  .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 35px; }
  .principles-grid { grid-template-columns: 1fr; margin-top: 60px; }
  .principle { min-height: 220px; }
  .principle h3 { margin-top: 55px; }
  .section-heading { display: block; margin-bottom: 45px; }
  .section-heading > p { width: auto; margin-top: 22px; }
  .expertise-grid { grid-template-columns: 1fr; }
  .expertise-feature { grid-column: auto; display: flex; }
  .expertise-card { min-height: 315px; }
  .expertise-feature .card-index { margin-top: 22px; }
  .career-entry { grid-template-columns: 44px 1fr; }
  .career-marker { grid-row: 1 / span 2; }
  .career-meta { grid-column: 2; padding: 38px 8% 0; border-right: 0; }
  .career-details { grid-column: 2; padding: 22px 8% 50px; }
  .career-marker::before { top: 43px; }
  .career-marker span { top: 63px; }
  .impact-grid { grid-template-columns: 1fr; }
  .impact-item { min-height: 0; }
  .career-callout { grid-template-columns: 1fr; gap: 12px; }
  .education-row { grid-template-columns: 1fr; gap: 9px; padding-left: 44px; }
  .education-row > p:last-child { justify-self: start; }
  .blog-grid { grid-template-columns: 1fr; }
  .post-feature { grid-column: auto; display: block; }
  .post-feature .post-art { height: 220px; min-height: 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .contact-section { padding: 90px 0; }
  .footer-grid { grid-template-columns: 1fr auto; }
  .footer-grid .mono { display: none; }
}

@media (max-width: 480px) {
  .brand { font-size: 13px; }
  .hero h1 { font-size: clamp(39px, 12.5vw, 54px); }
  .hero-actions { align-items: stretch; }
  .button { width: 100%; }
  .hero-visual { padding-inline: 6px; }
  .portrait-frame { width: 88%; }
  .portrait-card { left: -10px; width: min(220px, 78vw); }
  .terminal-card { width: 94%; }
  .section h2, .contact-section h2 { font-size: clamp(34px, 11vw, 46px); }
  .principle, .expertise-card { padding: 27px; }
  .post-body { padding: 23px; }
  .post-feature h3 { font-size: 23px; }
  .career-entry { grid-template-columns: 38px 1fr; }
  .career-meta { padding-inline: 8%; }
  .career-marker::before { width: 11px; height: 11px; }
  .education-row { padding-left: 38px; }
  .footer-links { gap: 13px; }
}

/* Keep the hero comfortable on shorter laptop displays. */
@media (min-width: 981px) and (max-height: 820px) {
  .hero { min-height: 740px; padding-block: 100px 55px; }
  .hero-layout { gap: 50px; }
  .hero h1 { font-size: clamp(48px, 4.8vw, 68px); }
  .hero-lede { margin-top: 22px; font-size: 16px; }
  .hero-actions { margin-top: 28px; }
  .quick-stack { margin-top: 28px; }
  .portrait-frame { width: min(100%, 325px); }
  .terminal-card { width: 290px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}