:root{
  --bg:#07111f;--bg-soft:#0d1b2a;--card:#10243a;--card-2:#0c1d31;--text:#f8fafc;--muted:#94a3b8;--line:rgba(148,163,184,.18);
  --primary:#3b82f6;--primary-2:#2563eb;--cyan:#06b6d4;--success:#22c55e;--shadow:0 24px 70px rgba(0,0,0,.28);--radius:22px;--max:1180px
}
body.light-theme{--bg:#f8fafc;--bg-soft:#eef4fa;--card:#fff;--card-2:#f7fafc;--text:#0f172a;--muted:#475569;--line:rgba(15,23,42,.12);--shadow:0 24px 70px rgba(30,41,59,.12)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:96px}body{margin:0;background:radial-gradient(circle at 12% 0,rgba(59,130,246,.1),transparent 26%),radial-gradient(circle at 90% 8%,rgba(6,182,212,.08),transparent 24%),var(--bg);color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.65;min-height:100vh;transition:background .25s ease,color .25s ease}body::before{content:"";position:fixed;inset:0;pointer-events:none;opacity:.18;background-image:linear-gradient(rgba(148,163,184,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(148,163,184,.05) 1px,transparent 1px);background-size:44px 44px;mask-image:linear-gradient(to bottom,#000,transparent 78%);z-index:-1}img{display:block;max-width:100%}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit}h1,h2,h3,p{margin-top:0}.skip-link{position:fixed;left:18px;top:-80px;z-index:9999;background:var(--primary);color:white;padding:10px 14px;border-radius:10px;font-weight:800}.skip-link:focus{top:18px}.site-header{position:sticky;top:0;z-index:100;padding:14px 18px 0}.nav-shell{width:min(var(--max),calc(100% - 6px));margin:auto;min-height:66px;display:flex;align-items:center;gap:16px;padding:10px 12px;border:1px solid var(--line);background:color-mix(in srgb,var(--bg) 86%,transparent);backdrop-filter:blur(18px);border-radius:18px;box-shadow:0 12px 36px rgba(0,0,0,.08)}.brand{display:flex;align-items:center;gap:10px;font-weight:850;letter-spacing:-.02em;white-space:nowrap}.brand-mark{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--primary),var(--cyan));color:white;font-size:.88rem;box-shadow:0 8px 24px rgba(59,130,246,.22)}.nav-links{margin-left:auto;display:flex;align-items:center;gap:2px}.nav-links a{padding:9px 10px;border-radius:10px;color:var(--muted);font-size:.9rem;font-weight:700;transition:background .18s ease,color .18s ease}.nav-links a:hover,.nav-links a.active{background:rgba(59,130,246,.11);color:var(--text)}.theme-toggle,.nav-toggle{width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:var(--card);display:grid;place-items:center;cursor:pointer}.theme-toggle:hover,.nav-toggle:hover{border-color:rgba(59,130,246,.55)}.nav-toggle{display:none;margin-left:auto}.section{width:min(var(--max),calc(100% - 36px));margin:auto;padding:88px 0}.section-tight{padding-top:56px}.eyebrow{display:inline-flex;align-items:center;gap:8px;text-transform:uppercase;letter-spacing:.16em;font-size:.74rem;font-weight:850;color:var(--cyan);margin-bottom:16px}.eyebrow::before{content:"";width:26px;height:2px;border-radius:2px;background:var(--cyan)}.hero{min-height:calc(100vh - 90px);display:grid;grid-template-columns:minmax(0,1.2fr) minmax(340px,.8fr);align-items:center;gap:64px;padding-top:72px}.hero h1,.page-hero h1{font-size:clamp(3rem,7vw,6.2rem);line-height:.98;letter-spacing:-.06em;margin-bottom:18px}.hero-role{font-size:clamp(1rem,1.7vw,1.28rem);font-weight:760;color:#dbeafe;max-width:830px}.light-theme .hero-role{color:#1e3a5f}.hero-role span{color:var(--cyan);margin:0 3px}.hero-lead{max-width:760px;color:var(--muted);font-size:clamp(1.05rem,1.6vw,1.25rem);margin:24px 0 30px}.hero-actions,.project-actions{display:flex;flex-wrap:wrap;gap:12px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 17px;border-radius:12px;border:1px solid var(--line);font-weight:800;font-size:.92rem;transition:transform .18s ease,background .18s ease,border-color .18s ease}.btn:hover{transform:translateY(-2px)}.btn.primary{background:var(--primary);border-color:var(--primary);color:white}.btn.primary:hover{background:var(--primary-2)}.btn.secondary{background:var(--card)}.btn.secondary:hover,.btn.ghost:hover{border-color:rgba(59,130,246,.5)}.btn.ghost{background:transparent}.hero-proof{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:32px}.hero-proof div{padding:15px;border:1px solid var(--line);background:var(--card-2);border-radius:15px}.hero-proof strong,.hero-proof span{display:block}.hero-proof strong{font-size:.9rem}.hero-proof span{font-size:.78rem;color:var(--muted);margin-top:3px}.hero-visual{position:relative}.profile-frame{border:1px solid var(--line);border-radius:32px;padding:14px;background:var(--card);box-shadow:var(--shadow);overflow:hidden}.profile-frame img{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:22px}.status-card{position:absolute;left:-34px;bottom:30px;max-width:360px;display:flex;align-items:flex-start;gap:11px;padding:14px 16px;background:color-mix(in srgb,var(--card) 92%,transparent);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);backdrop-filter:blur(12px)}.status-dot{width:10px;height:10px;border-radius:50%;background:var(--success);margin-top:7px;box-shadow:0 0 0 6px rgba(34,197,94,.12)}.status-card strong,.status-card small{display:block}.status-card strong{font-size:.84rem}.status-card small{color:var(--muted);margin-top:2px}.section-heading{max-width:760px;margin-bottom:28px}.section-heading h2,.callout h2,.contact-cta h2{font-size:clamp(2rem,4vw,3.4rem);line-height:1.05;letter-spacing:-.04em;margin-bottom:14px}.section-heading p,.callout p,.contact-cta p{color:var(--muted);font-size:1.03rem}.featured-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.feature-card{border:1px solid var(--line);background:var(--card);border-radius:var(--radius);overflow:hidden;box-shadow:0 14px 40px rgba(0,0,0,.08);transition:transform .2s ease,border-color .2s ease}.feature-card:hover{transform:translateY(-5px);border-color:rgba(59,130,246,.45)}.feature-card img{width:100%;aspect-ratio:16/9;object-fit:cover;background:var(--bg-soft)}.feature-body{padding:22px}.tag{display:inline-flex;padding:6px 9px;border-radius:999px;background:rgba(59,130,246,.12);color:#93c5fd;border:1px solid rgba(59,130,246,.18);font-size:.72rem;font-weight:850;letter-spacing:.05em;text-transform:uppercase}.light-theme .tag{color:#1d4ed8}.feature-body h3{font-size:1.22rem;line-height:1.25;margin:14px 0 10px}.feature-body p{color:var(--muted);font-size:.93rem}.text-link{font-weight:800;color:var(--cyan);font-size:.9rem}.callout,.contact-cta{display:flex;align-items:center;justify-content:space-between;gap:36px;padding:42px;border-radius:28px;border:1px solid var(--line);background:linear-gradient(135deg,rgba(59,130,246,.09),rgba(6,182,212,.05)),var(--card-2);margin-bottom:88px}.callout>div,.contact-cta>div{max-width:760px}.page-hero{padding-top:92px;padding-bottom:54px}.page-hero-copy{max-width:960px}.page-hero h1{font-size:clamp(2.8rem,6vw,5.2rem)}.page-hero p{max-width:800px;color:var(--muted);font-size:clamp(1.02rem,1.5vw,1.2rem)}.split-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:24px;padding-top:34px}.profile-panel,.prose-card,.experience-card,.skill-group,.education-card,.contact-card{border:1px solid var(--line);background:var(--card);border-radius:var(--radius);box-shadow:0 14px 40px rgba(0,0,0,.06)}.profile-panel{overflow:hidden}.profile-panel img{width:100%;aspect-ratio:16/10;object-fit:cover}.profile-panel-copy{padding:26px}.profile-panel-copy h2{margin:14px 0 10px;font-size:1.55rem}.profile-panel-copy p,.prose-card p{color:var(--muted)}.prose-card{padding:30px}.prose-card h2{font-size:1.75rem}.snapshot-grid{display:grid;grid-template-columns:1fr 1fr;gap:0;margin:20px 0 0}.snapshot-grid div{padding:18px 0;border-top:1px solid var(--line)}.snapshot-grid div:nth-child(odd){padding-right:18px}.snapshot-grid div:nth-child(even){padding-left:18px;border-left:1px solid var(--line)}.snapshot-grid dt{text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-size:.72rem;font-weight:800}.snapshot-grid dd{margin:6px 0 0;font-weight:750;font-size:.94rem}.value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.value-card{padding:24px;border-top:2px solid rgba(59,130,246,.5);background:var(--card-2);border-radius:0 0 16px 16px}.value-card span{font-weight:900;color:var(--cyan);font-size:.82rem}.value-card h3{margin:10px 0 8px}.value-card p{color:var(--muted);font-size:.92rem}.experience-shell{padding-top:30px}.experience-card{display:grid;grid-template-columns:.7fr 1.3fr;gap:0;overflow:hidden}.experience-meta{padding:34px;border-right:1px solid var(--line);background:var(--card-2)}.experience-meta h2{font-size:2rem;line-height:1.1;margin:16px 0 10px}.experience-meta p,.experience-content p{color:var(--muted)}.experience-content{padding:34px}.experience-content h3{margin:0 0 14px}.experience-content h3:not(:first-child){margin-top:30px}.chip-row,.stack{display:flex;flex-wrap:wrap;gap:8px}.chip-row span,.stack span{padding:7px 10px;border-radius:10px;border:1px solid var(--line);background:var(--card-2);font-size:.82rem;font-weight:730;color:var(--muted)}.check-list{list-style:none;padding:0;margin:0}.check-list li{position:relative;padding:10px 0 10px 28px;color:var(--muted);border-top:1px solid var(--line)}.check-list li::before{content:"✓";position:absolute;left:2px;color:var(--success);font-weight:900}.timeline{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.timeline-item{padding:24px;border-left:2px solid rgba(6,182,212,.5);background:var(--card-2);border-radius:0 16px 16px 0}.timeline-item span{color:var(--cyan);font-size:.75rem;text-transform:uppercase;letter-spacing:.1em;font-weight:850}.timeline-item h3{margin:8px 0}.timeline-item p{color:var(--muted);font-size:.92rem}.project-list{padding-top:20px}.project-card{display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);overflow:hidden;border:1px solid var(--line);background:var(--card);border-radius:26px;margin-bottom:24px;box-shadow:0 18px 50px rgba(0,0,0,.08)}.project-card>img{width:100%;height:100%;min-height:420px;object-fit:cover;background:var(--bg-soft)}.project-body{padding:30px}.project-top h2{font-size:clamp(1.6rem,3vw,2.35rem);line-height:1.1;margin:14px 0 22px}.project-facts{display:grid;grid-template-columns:1fr 1fr;gap:0}.project-facts div{padding:15px 0;border-top:1px solid var(--line)}.project-facts div:nth-child(odd){padding-right:18px}.project-facts div:nth-child(even){padding-left:18px;border-left:1px solid var(--line)}.project-facts h3{font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:var(--cyan);margin-bottom:6px}.project-facts p{color:var(--muted);font-size:.9rem;margin-bottom:0}.stack{margin-top:20px}.project-actions{margin-top:20px}.skills-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;padding-top:28px}.skill-group{padding:28px}.skill-icon{width:48px;height:48px;border-radius:14px;background:rgba(59,130,246,.13);border:1px solid rgba(59,130,246,.2);display:grid;place-items:center;color:#93c5fd;font-weight:900;font-size:.76rem}.light-theme .skill-icon{color:#1d4ed8}.skill-group h2{margin:16px 0 18px;font-size:1.35rem}.education-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:20px;padding-top:28px}.education-card{padding:32px}.education-year{color:var(--muted);font-size:.8rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;margin-bottom:12px}.education-card h2{font-size:2rem;margin:15px 0 3px}.education-card h3{color:var(--muted);font-size:1rem;margin-bottom:22px}.education-card>p{color:var(--muted)}.education-card .chip-row{margin-top:22px}.note-box{margin-top:28px;padding:18px;border:1px solid var(--line);background:var(--card-2);border-radius:16px}.note-box strong{display:block;margin-bottom:6px}.note-box p{margin:0;color:var(--muted);font-size:.9rem}.contact-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;padding-top:28px}.contact-card{position:relative;padding:28px;min-height:210px;transition:transform .2s ease,border-color .2s ease}.contact-card:hover{transform:translateY(-4px);border-color:rgba(59,130,246,.48)}.contact-kicker{font-size:.75rem;text-transform:uppercase;letter-spacing:.1em;color:var(--cyan);font-weight:850}.contact-card h2{font-size:clamp(1.2rem,2.6vw,1.75rem);margin:18px 46px 10px 0;overflow-wrap:anywhere}.contact-card p{color:var(--muted);max-width:500px}.contact-arrow{position:absolute;right:24px;top:24px;font-size:1.35rem;color:var(--cyan)}.site-footer{border-top:1px solid var(--line);background:var(--bg-soft)}.footer-inner{width:min(var(--max),calc(100% - 36px));margin:auto;padding:34px 0;display:grid;grid-template-columns:1fr auto;gap:14px;align-items:start}.footer-inner p{margin:3px 0;color:var(--muted);font-size:.88rem}.footer-links{display:flex;gap:18px;font-size:.88rem;font-weight:750}.footer-links a:hover{color:var(--cyan)}.copyright{grid-column:1/-1;padding-top:14px;border-top:1px solid var(--line)}.reveal{opacity:0;transform:translateY(14px);transition:opacity .55s ease,transform .55s ease}.reveal.visible{opacity:1;transform:none}a:focus-visible,button:focus-visible{outline:3px solid color-mix(in srgb,var(--cyan) 80%,white);outline-offset:3px;border-radius:10px}
@media (max-width:1060px){.nav-links{position:absolute;top:78px;left:18px;right:18px;display:none;flex-direction:column;align-items:stretch;padding:12px;background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}.nav-links.open{display:flex}.nav-links a{padding:12px}.nav-toggle{display:grid}.hero{grid-template-columns:1fr .72fr;gap:34px}.hero-proof{grid-template-columns:1fr}.featured-grid{grid-template-columns:1fr 1fr}.featured-grid .feature-card:last-child{grid-column:1/-1;display:grid;grid-template-columns:.9fr 1.1fr}.status-card{left:10px}.project-card{grid-template-columns:1fr}.project-card>img{min-height:0;aspect-ratio:16/9}.experience-card{grid-template-columns:1fr}.experience-meta{border-right:0;border-bottom:1px solid var(--line)}}
@media (max-width:780px){.site-header{padding:10px 10px 0}.nav-shell{width:100%;min-height:60px}.brand span:last-child{font-size:.92rem}.hero{grid-template-columns:1fr;min-height:auto;padding-top:54px}.hero-visual{max-width:520px}.status-card{position:static;margin:12px 0 0;max-width:none}.featured-grid,.value-grid,.timeline,.skills-grid,.education-grid,.contact-grid{grid-template-columns:1fr}.featured-grid .feature-card:last-child{grid-column:auto;display:block}.split-layout{grid-template-columns:1fr}.profile-panel img{aspect-ratio:16/11}.callout,.contact-cta{align-items:flex-start;flex-direction:column;padding:30px;margin-bottom:66px}.project-facts{grid-template-columns:1fr}.project-facts div:nth-child(odd),.project-facts div:nth-child(even){padding:15px 0;border-left:0}.snapshot-grid{grid-template-columns:1fr}.snapshot-grid div:nth-child(odd),.snapshot-grid div:nth-child(even){padding:15px 0;border-left:0}.section{width:min(var(--max),calc(100% - 28px));padding:66px 0}.page-hero{padding-bottom:28px}.project-list{padding-top:18px}.footer-inner{grid-template-columns:1fr}.footer-links{flex-wrap:wrap}.copyright{grid-column:auto}}

/* Homepage portrait and image presentation */
.home-page .hero{grid-template-columns:minmax(0,1.18fr) minmax(300px,.72fr);gap:clamp(38px,6vw,78px);min-height:auto;padding-top:88px;padding-bottom:88px}
.home-page .hero-visual{display:grid;justify-items:center;align-content:center;padding:30px;isolation:isolate}
.home-page .profile-frame{position:relative;width:min(100%,390px);aspect-ratio:1;padding:9px;border:0;border-radius:50%;overflow:visible;background:linear-gradient(135deg,var(--primary),var(--cyan));box-shadow:0 28px 75px rgba(6,182,212,.18),0 16px 45px rgba(0,0,0,.22)}
.home-page .profile-frame::before{content:"";position:absolute;inset:-13px;border:1px solid rgba(6,182,212,.35);border-radius:50%;z-index:-1}
.home-page .profile-frame img{width:100%;height:100%;aspect-ratio:1;border:6px solid var(--card);border-radius:50%;object-fit:cover;object-position:50% 50%}
.home-page .status-card{position:relative;left:auto;bottom:auto;width:min(100%,390px);margin-top:-26px;z-index:2}
.home-page .feature-card img{height:auto;object-fit:contain;background:#07111f}
.split-layout{align-items:start}
.profile-panel img{height:auto;aspect-ratio:4/3;object-position:50% 25%}

@media (max-width:1060px){.home-page .hero{grid-template-columns:minmax(0,1fr) minmax(280px,.62fr);gap:36px}.home-page .hero-visual{padding:20px}}
@media (max-width:780px){.home-page .hero{grid-template-columns:1fr;gap:42px;padding-top:54px;padding-bottom:66px}.home-page .hero-visual{width:100%;max-width:none;padding:18px 0 0}.home-page .profile-frame{width:min(78vw,330px)}.home-page .status-card{width:min(100%,390px);margin-top:-20px}.home-page .feature-card img{aspect-ratio:16/9}.profile-panel img{aspect-ratio:4/3;object-position:50% 26%}}
@media (max-width:480px){.home-page .profile-frame{width:min(76vw,290px)}.home-page .hero-visual{padding-inline:8px}.home-page .status-card{padding:13px 14px}}
@media (max-width:480px){.section{width:min(var(--max),calc(100% - 20px));padding:54px 0}.brand-mark{width:36px;height:36px}.theme-toggle,.nav-toggle{width:38px;height:38px}.hero h1{font-size:clamp(2.75rem,15vw,4.2rem)}.hero-actions .btn{width:100%}.hero-proof{margin-top:24px}.feature-body,.project-body,.skill-group,.education-card,.contact-card,.prose-card,.experience-content,.experience-meta{padding:22px}.project-actions .btn{width:100%}.callout,.contact-cta{padding:24px;border-radius:20px}.page-hero h1{font-size:clamp(2.45rem,13vw,3.6rem)}.contact-card{min-height:180px}.footer-inner{width:calc(100% - 24px)}}
@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}}

/* Portfolio QA refinements */
.nav-links .active-page{padding:9px 10px;border-radius:10px;background:rgba(59,130,246,.11);color:var(--text);font-size:.9rem;font-weight:700;cursor:default}
.project-card>img{object-fit:contain;background:#07111f}
.project-evidence{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}.project-evidence span{padding:7px 10px;border-radius:999px;background:rgba(6,182,212,.1);border:1px solid rgba(6,182,212,.22);color:var(--text);font-size:.8rem;font-weight:750}
.case-study{margin-top:20px;border:1px solid var(--line);border-radius:14px;background:var(--card-2)}.case-study summary{padding:14px 16px;cursor:pointer;font-weight:800;color:var(--cyan)}.case-study p{padding:0 16px 16px;margin:0;color:var(--muted);font-size:.9rem}
.cv-unavailable{cursor:not-allowed;opacity:.8}.cv-unavailable small{margin-left:5px;color:var(--muted);font-size:.68rem;font-weight:650}
.recognition-strip{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:22px 26px;border:1px solid var(--line);border-radius:18px;background:var(--card-2);margin-bottom:34px}.recognition-strip p{margin:0;color:var(--muted)}
.recognition-items{display:flex;flex-wrap:wrap;gap:12px 28px}.recognition-items p{display:grid}.recognition-items strong{color:var(--text);font-size:.92rem}.recognition-items span{font-size:.82rem}.education-card.degree-card{grid-column:1/-1}
@media (max-width:1060px){.nav-links .active-page{padding:12px}.project-card>img{height:auto;min-height:0;aspect-ratio:16/9;object-fit:contain}}
@media (max-width:780px){.recognition-strip{align-items:flex-start;flex-direction:column}}