/* Shared design tokens keep every section in sync with the selected theme. */
:root {
  color-scheme: dark;
  --paper:#0d1420; --pale:#111c2b; --surface:#162335; --hero:#0a111c;
  --ink:#edf3fa; --muted:#a9b9cc; --line:#304158; --accent:#c8f276;
  --accent-end:#77dfcb; --button-ink:#182615; --header:rgba(13,20,32,.95);
  --glow:rgba(112,190,151,.10); --grid:rgba(163,190,215,.055);
  --purple:#d0b4fa; --blue:#8ed2f4; --shadow:0 22px 65px rgba(0,0,0,.2);
}
:root[data-theme="light"] {
  color-scheme:light;
  --paper:#fafbf8; --pale:#eef2ec; --surface:#fff; --hero:#f2f6ef;
  --ink:#192a2c; --muted:#506465; --line:#cdd9cf; --accent:#386526;
  --accent-end:#17685a; --button-ink:#fff; --header:rgba(250,251,248,.95);
  --glow:rgba(119,170,89,.13); --grid:rgba(42,74,48,.055);
  --purple:#7541a0; --blue:#176388; --shadow:0 22px 65px rgba(32,62,43,.09);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:110px}
body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.7 system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif}
a{color:inherit;text-decoration:none}a:hover{text-decoration:underline;text-underline-offset:5px}
button,a{-webkit-tap-highlight-color:transparent}
:focus-visible{outline:3px solid var(--accent);outline-offset:5px}
h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.12;text-wrap:balance}p{margin-bottom:20px}
h1{font-size:clamp(3rem,5.5vw,5.5rem);font-weight:650;letter-spacing:-.065em;margin-bottom:28px}
h2{font-size:clamp(2rem,3.7vw,3.5rem);font-weight:600;letter-spacing:-.045em;margin-bottom:30px}
h3{font-size:1.2rem;letter-spacing:-.02em}
.skip{position:fixed;top:-100px;left:20px;padding:12px 20px;background:var(--surface);z-index:100}.skip:focus{top:12px}
.header{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:24px;min-height:84px;padding:14px max(5%,calc((100% - 1268px)/2));border-bottom:1px solid var(--line);background:var(--header);backdrop-filter:blur(18px)}
.brand{font-size:1rem;font-weight:750;letter-spacing:-.03em;white-space:nowrap}.brand span{margin:0 10px;color:var(--accent)}
nav{display:flex;align-items:center;gap:24px;margin-left:auto;font-size:.85rem}nav a{padding:8px 0}nav a.active,nav a:hover{color:var(--accent)}.nav-contact{border-bottom:1px solid var(--accent)}.nav-contact span{margin-left:8px}
.theme-toggle{display:grid;place-items:center;flex:none;width:44px;height:44px;border:1px solid var(--line);border-radius:50%;background:var(--surface);color:var(--accent);cursor:pointer}.theme-toggle:hover{border-color:var(--accent)}.theme-toggle svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.theme-moon{display:none}:root[data-theme="light"] .theme-sun{display:none}:root[data-theme="light"] .theme-moon{display:block}
.reading-progress{position:fixed;inset:0 auto auto 0;width:100%;height:3px;transform:scaleX(0);transform-origin:left;background:var(--accent);z-index:30;pointer-events:none}
.hero{padding:86px max(5%,calc((100% - 1268px)/2)) 0;background-color:var(--hero);background-image:radial-gradient(ellipse at 80% 25%,var(--glow),transparent 60%),linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);background-size:auto,56px 56px,56px 56px}
.hero-inner{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:6%;align-items:center}.hero-inner>*{min-width:0}
.eyebrow,.section-label,.timeline-date,.credential-list article>span,.interest-detail,.hero-foot{font-family:'Courier New',monospace;font-size:.76rem;letter-spacing:.08em}.eyebrow,.section-label{color:var(--accent)}.eyebrow{margin-bottom:28px}.section-label{font-weight:600}
h1 .accent-word{color:var(--accent);background:linear-gradient(100deg,var(--accent),var(--accent-end));background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.intro{max-width:530px;color:var(--muted);font-size:1.07rem}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:22px;border:1px solid var(--line);border-radius:9px;padding:14px 19px;font-size:.88rem;font-weight:650;transition:transform .2s,border-color .2s}.primary{background:var(--accent);border-color:var(--accent);color:var(--button-ink)}.secondary{background:var(--surface);color:var(--ink)}.button:hover{text-decoration:none;transform:translateY(-3px);border-color:var(--accent)}
.identity{border:1px solid var(--line);border-radius:18px;background:var(--surface);box-shadow:var(--shadow);overflow:hidden}.identity-top{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:17px 22px;background:var(--pale);border-bottom:1px solid var(--line);font: .78rem 'Courier New',monospace;color:var(--muted)}.window-dots{display:flex;gap:7px}.window-dots i{width:9px;height:9px;border-radius:50%;background:#df8073}.window-dots i:nth-child(2){background:#dbb75e}.window-dots i:nth-child(3){background:#7cba87}
.profile-code{padding:28px 24px;font:clamp(.8rem,1.1vw,1rem)/2 'Courier New',monospace;overflow-wrap:anywhere}.code-indent{padding-left:18px}.code-indent.double{padding-left:36px}.syntax-purple{color:var(--purple)}.syntax-blue{color:var(--blue)}.syntax-green{color:var(--accent)}.terminal-line{padding:15px 20px;border-top:1px solid var(--line);font:.75rem/1.7 'Courier New',monospace;color:var(--muted)}.terminal-line>span:first-child{color:var(--accent);margin-right:8px}.cursor{display:inline-block;width:6px;height:13px;background:var(--accent);margin-left:7px;vertical-align:middle;animation:blink 1.2s step-end 5}.identity-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;padding:13px 20px;border-top:1px solid var(--line);color:var(--muted);font:.65rem/1.6 'Courier New',monospace}
.hero-foot{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px 24px;padding:24px 0;margin-top:70px;border-top:1px solid var(--line);color:var(--muted);font-size:.7rem}
.section,.interests{max-width:1440px;margin:auto;padding:100px 6%}.section{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2.3fr);gap:6%}.section>div>p{max-width:750px;color:var(--muted)}.section .large-copy{font-size:1.35rem;color:var(--ink);line-height:1.55}.skills-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:36px}.skills-grid>div,.credential-list article,.interest-grid article{padding:26px;border:1px solid var(--line);border-radius:14px;background:var(--surface);transition:transform .2s,border-color .2s}.skills-grid h3{font-size:1rem;margin-bottom:18px}.skill-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}.skill-tags span{border:1px solid var(--line);background:var(--paper);border-radius:6px;padding:4px 9px;font-size:.8rem;color:var(--muted)}.small{font-size:.85rem;color:var(--muted)}
.projects-section,.credentials{padding:80px max(6%,calc((100% - 1268px)/2));background:var(--pale);border-block:1px solid var(--line)}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:36px}.section-heading h2{margin:0}.text-link{font-size:.88rem;white-space:nowrap;border-bottom:1px solid var(--accent)}.project-empty{display:flex;align-items:center;gap:28px;padding:36px;background:var(--surface);border:1px solid var(--line);border-radius:16px}.project-empty h3{margin-bottom:10px}.project-empty p{max-width:580px;color:var(--muted);margin:0}.code-mark{font:2rem monospace;padding:18px;background:var(--pale);color:var(--accent);border:1px solid var(--line);border-radius:12px}.outline-tag{white-space:nowrap;border:1px solid var(--line);color:var(--accent);padding:7px 12px;border-radius:30px;font-size:.7rem;margin-left:auto}
.timeline-item{position:relative;border-left:1px solid var(--line);padding:0 0 35px 28px;margin-left:5px}.timeline-item:last-child{padding-bottom:0}.timeline-item:before{content:'';position:absolute;width:10px;height:10px;left:-6px;top:6px;border:2px solid var(--accent);background:var(--paper);border-radius:50%}.timeline-date{color:var(--muted);margin-bottom:14px}.timeline-item h3{font-size:1.4rem;margin-bottom:10px}.timeline-item p,.timeline-item ul{color:var(--muted)}.timeline-item .organization{color:var(--ink);font-weight:600}.timeline-item ul{padding-left:20px}
.credentials{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.5fr);gap:7%}.credential-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.credential-list article>span{color:var(--muted);font-size:.7rem}.credential-list h3{margin:12px 0;line-height:1.3}.credential-list p{color:var(--muted);margin:0;font-size:.95rem}
.interest-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:40px}.interest-number{display:grid;place-items:center;width:42px;height:42px;border:1px solid var(--line);border-radius:50%;font:.85rem monospace;color:var(--accent);background:var(--pale)}.interest-grid h3{font-size:1.5rem;margin:26px 0 15px}.interest-grid p{color:var(--muted)}.interest-detail{color:var(--accent);font-size:.7rem;letter-spacing:.04em}
.contact{padding:80px max(6%,calc((100% - 1268px)/2));background:radial-gradient(ellipse at 85% 85%,var(--glow),transparent 60%),var(--hero);border-top:1px solid var(--line)}.contact h2{font-size:clamp(3.2rem,7vw,7rem);line-height:1.04}.contact h2 span{color:var(--accent)}.contact-bottom{display:flex;justify-content:space-between;align-items:end;gap:28px}.contact-bottom p{color:var(--muted);margin:0}.email{font-size:clamp(1rem,2.2vw,2rem);letter-spacing:-.03em;border-bottom:1px solid var(--line);overflow-wrap:anywhere}.email span{color:var(--accent)}.socials{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px;font-size:.88rem}.socials a{padding:9px 16px;border:1px solid var(--line);border-radius:8px;background:var(--surface)}.socials a:hover{border-color:var(--accent);text-decoration:none}
footer{display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px;padding:25px 6%;border-top:1px solid var(--line);color:var(--muted);font-size:.78rem}
/* Content stays visible even when animation or JavaScript is unavailable. */
.reveal.visible{animation:reveal .5s ease both}@keyframes reveal{from{transform:translateY(16px)}to{transform:none}}@keyframes blink{50%{opacity:0}}
@media(hover:hover){.skills-grid>div:hover,.credential-list article:hover,.interest-grid article:hover{transform:translateY(-4px);border-color:var(--accent)}}
@media(max-width:1050px){.header{gap:16px;padding-inline:4%}nav{gap:15px;font-size:.8rem}.hero-inner{gap:4%}.identity-top span:last-child{display:none}.section-heading{align-items:start;flex-direction:column}.project-empty{flex-wrap:wrap}.outline-tag{margin-left:0}.credentials{grid-template-columns:1fr;gap:22px}}
@media(max-width:800px){.header{flex-wrap:wrap;padding:12px 6%;gap:8px}.theme-toggle{margin-left:auto}nav{order:2;width:100%;margin:0;justify-content:space-between;gap:8px}.nav-contact span{display:none}html{scroll-padding-top:145px}.hero{padding-top:48px}.hero-inner{grid-template-columns:1fr;gap:38px}.hero-copy{max-width:640px}h1{font-size:clamp(2.8rem,8.5vw,4.5rem)}.identity{width:100%;max-width:560px}.profile-code{font-size:1rem}.identity-top span:last-child{display:inline}.hero-foot{margin-top:44px;justify-content:start}.section{grid-template-columns:1fr;gap:22px;padding-block:65px}.interest-grid{grid-template-columns:1fr}.contact-bottom{flex-direction:column;align-items:start}}
@media(max-width:520px){.brand{font-size:.92rem}.brand span{margin:0 6px}nav{font-size:.72rem;gap:6px}.eyebrow{font-size:.68rem;letter-spacing:.04em}.profile-code{font-size:.81rem;padding:24px 18px}.code-indent{padding-left:12px}.code-indent.double{padding-left:24px}.terminal-line{font-size:.68rem;padding-inline:16px}.identity-bottom{font-size:.62rem;padding-inline:16px}.skills-grid,.credential-list{grid-template-columns:1fr}.projects-section,.credentials,.interests,.contact{padding:60px 6%}.project-empty{padding:24px;gap:20px}.code-mark{font-size:1.5rem;padding:12px}.button{padding:13px 15px;font-size:.82rem;gap:14px}footer>span:nth-child(2){display:none}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}.button:hover,.skills-grid>div:hover,.credential-list article:hover,.interest-grid article:hover{transform:none}}


/* Circular portrait replaces the header initials without changing the source photo. */
.brand{display:inline-flex;align-items:center;gap:12px}
.brand .brand-name{margin:0;color:var(--ink)}
.profile-avatar{display:block;flex:none;width:44px;height:44px;border-radius:50%;object-fit:cover;object-position:50% 30%;border:2px solid var(--line)}
.brand:hover .profile-avatar{border-color:var(--accent)}
@media(max-width:520px){.brand{gap:9px}.profile-avatar{width:40px;height:40px}}


/* Larger editorial section markers with finite, scroll-triggered motion. */
.section-label{
  display:flex;align-items:center;gap:16px;position:relative;
  font-family:inherit;font-size:clamp(1.35rem,2.25vw,2.15rem);
  font-weight:750;line-height:1.2;letter-spacing:-.035em;
  color:var(--ink);text-transform:uppercase;margin:0 0 32px;
  padding:0 0 20px;min-width:0;isolation:isolate;
}
.section-label::after{content:'';position:absolute;left:0;bottom:0;width:min(100%,320px);height:2px;background:linear-gradient(90deg,var(--accent),var(--line));transform-origin:left}
.section-number{flex:none;display:grid;place-items:center;width:54px;height:54px;border:1px solid var(--accent);border-radius:14px;background:var(--surface);color:var(--accent);font:500 1.25rem/1 'Courier New',monospace;letter-spacing:-.06em}
.section-title{min-width:0;text-wrap:balance}
.section-spark{flex:none;margin-left:auto;color:var(--accent);font-size:1.8rem;line-height:1}
.section>.section-label{align-self:start;flex-wrap:wrap}
.section>.section-label .section-title{flex-basis:100%;order:2}
.section>.section-label .section-spark{order:1}
.section-heading .section-label{max-width:580px}
.credentials>div:first-child .section-label{flex-wrap:wrap}
.credentials>div:first-child .section-title{flex-basis:100%;order:2}
.interests>.section-label,.contact>.section-label{max-width:720px}
.section-label.label-entered .section-number{animation:marker-arrive .75s cubic-bezier(.2,.7,.2,1) both}
.section-label.label-entered .section-title{animation:title-arrive .8s cubic-bezier(.2,.7,.2,1) both}
.section-label.label-entered::after{animation:line-arrive .95s cubic-bezier(.2,.7,.2,1) both}
.section-label.label-entered .section-spark{animation:spark-turn 1.5s cubic-bezier(.2,.7,.2,1) both}
@keyframes marker-arrive{from{transform:translateY(12px) rotate(-10deg)}to{transform:none}}
@keyframes title-arrive{from{transform:translateX(18px)}to{transform:none}}
@keyframes line-arrive{from{transform:scaleX(.12)}to{transform:scaleX(1)}}
@keyframes spark-turn{from{transform:rotate(-140deg) scale(.7)}to{transform:rotate(0) scale(1)}}
@media(hover:hover){.section-label:hover .section-spark{transform:rotate(90deg);transition:transform .5s ease}}
@media(max-width:800px){.section>.section-label{flex-wrap:nowrap;width:100%}.section>.section-label .section-title{flex-basis:auto;order:0}.credentials>div:first-child .section-title{flex-basis:auto;order:0}.section-label{gap:12px}.section-number{width:46px;height:46px;border-radius:12px;font-size:1.1rem}}
@media(max-width:520px){.section-label{font-size:1.3rem;gap:10px;margin-bottom:26px;padding-bottom:16px}.section-number{width:40px;height:40px;font-size:1rem}.section-spark{font-size:1.4rem}.credentials>div:first-child .section-label{flex-wrap:nowrap}}
@media(prefers-reduced-motion:reduce){.section-label *,.section-label::after{animation:none!important;transition:none!important}.section-label:hover .section-spark{transform:none}}