/* =========================================================
   Navin Srivastava · personal site
   Theme: blueprint sheet. Edit colours and fonts in :root.
   ========================================================= */
/* Layout: a single blueprint sheet — drafting grid ground, sections marked like drawing details, a title block as the footer. */
:root{
  color-scheme: dark;
  --ink:#0a1f33;        /* blueprint ground */
  --ink-2:#0d2740;      /* raised sheet */
  --panel:#10304e;      /* card fill */
  --rule:#2a5274;       /* hairlines */
  --line:#79acd4;       /* drafting line / annotation */
  --paper:#e9f0f6;      /* primary text */
  --muted:#9cb4c9;      /* secondary text */
  --amber:#f2b64c;      /* highlighter accent */
  --amber-ink:#1d1405;  /* text on amber */
  --grid:rgba(121,172,212,.06);
  --grid-major:rgba(121,172,212,.12);
  --display:"Archivo","Arial Narrow",Arial,sans-serif;
  --body:"Instrument Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
img{max-width:100%}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{
  background-color:var(--ink);
  background-image:
    linear-gradient(var(--grid-major) 1px,transparent 1px),
    linear-gradient(90deg,var(--grid-major) 1px,transparent 1px),
    linear-gradient(var(--grid) 1px,transparent 1px),
    linear-gradient(90deg,var(--grid) 1px,transparent 1px);
  background-size:120px 120px,120px 120px,24px 24px,24px 24px;
  color:var(--paper);
  font-family:var(--body);
  font-size:16px;line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--ink)}
a{color:inherit}
:focus-visible{outline:2px solid var(--amber);outline-offset:3px;border-radius:4px}
.wrap{
  max-width:1140px;margin:0 auto;
  padding-left:max(clamp(16px,4vw,40px),env(safe-area-inset-left,0px));
  padding-right:max(clamp(16px,4vw,40px),env(safe-area-inset-right,0px));
}
.mono{font-family:var(--mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase}
h1,h2,h3{font-family:var(--display);text-wrap:balance;margin:0;line-height:1.05}
p{margin:0}
.icon{width:18px;height:18px;flex:none;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

/* ---------- nav ---------- */
.nav{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:color-mix(in srgb,var(--ink) 88%,transparent);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--rule)}
.nav .wrap{display:flex;align-items:center;gap:20px;height:60px}
.mark{display:flex;align-items:center;gap:10px;text-decoration:none;flex:none}
.mark i{width:26px;height:26px;border:1.5px solid var(--amber);transform:rotate(45deg);border-radius:5px;display:grid;place-items:center}
.mark i b{transform:rotate(-45deg);font:800 .62rem/1 var(--display);font-stretch:110%;color:var(--amber);font-style:normal}
.mark span{font:700 .95rem/1 var(--display);font-stretch:105%}
.nav ul{list-style:none;margin:0 0 0 auto;padding:0;display:flex;gap:4px;overflow-x:auto;scrollbar-width:none;min-width:0}
.nav ul::-webkit-scrollbar{display:none}
.nav ul a{display:block;padding:8px 10px;text-decoration:none;color:var(--muted);white-space:nowrap;border-radius:6px}
.nav ul a:hover{color:var(--paper);background:var(--panel)}
@media (max-width:640px){.mark span{display:none}.nav .wrap{gap:10px}}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding-block:clamp(40px,7vw,88px) clamp(32px,5vw,64px)}
.hero > .wrap{position:relative;z-index:1}
.neural{position:absolute;inset:0;width:100%;height:100%;z-index:0;pointer-events:none;opacity:.9;-webkit-mask-image:radial-gradient(ellipse 80% 90% at 70% 45%,#000 30%,transparent 80%);mask-image:radial-gradient(ellipse 80% 90% at 70% 45%,#000 30%,transparent 80%)}
.hero .wrap{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:clamp(28px,5vw,64px);align-items:center}
.eyebrow{color:var(--line);display:flex;flex-wrap:wrap;gap:6px 14px;align-items:center}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--amber);box-shadow:0 0 0 4px rgba(242,182,76,.18)}
.hero h1{font-size:clamp(2.7rem,7.4vw,5.6rem);font-weight:850;font-stretch:112%;letter-spacing:-.01em;margin-top:18px}
.hero h1 span{display:block;color:transparent;-webkit-text-stroke:1.5px var(--line)}
.role{font-family:var(--display);font-stretch:100%;font-weight:600;font-size:clamp(1.1rem,2vw,1.35rem);margin-top:20px;color:var(--paper)}
.role em{font-style:normal;color:var(--amber)}
.lede{margin-top:14px;color:var(--muted);max-width:58ch;font-size:1.05rem}
.ctas{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.btn{display:inline-flex;align-items:center;gap:9px;padding:12px 18px;border-radius:8px;font:600 .95rem/1 var(--body);text-decoration:none;border:1.5px solid var(--rule);background:var(--ink-2);color:var(--paper);cursor:pointer;transition:border-color .2s,transform .2s,background .2s}
.btn:hover{border-color:var(--line);transform:translateY(-1px)}
.btn.primary{background:var(--amber);border-color:var(--amber);color:var(--amber-ink)}
.btn.primary:hover{background:#ffc766}
.btn.wa{border-color:#3b8a62}
.btn.wa .icon{color:#5ad08f}
.contact-line{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:26px;padding-top:20px;border-top:1px dashed var(--rule);color:var(--muted);font-size:.93rem}
.contact-line > *{display:inline-flex;align-items:center;gap:8px;text-decoration:none}
.contact-line a:hover{color:var(--paper)}
.contact-line .icon{color:var(--line);width:16px;height:16px}

/* portrait drawing */
.plate{position:relative;width:100%;max-width:440px;aspect-ratio:1;justify-self:center}
.plate svg.annot{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.annot .ring{fill:none;stroke:var(--line);stroke-width:1;stroke-dasharray:3 6;opacity:.7}
.annot .ring2{fill:none;stroke:var(--rule);stroke-width:1}
.annot .orbit{transform-origin:220px 220px;animation:spin 48s linear infinite}
.annot .orbit.rev{animation-duration:70s;animation-direction:reverse}
.annot .node{fill:var(--ink);stroke:var(--amber);stroke-width:2}
.annot .node.b{stroke:var(--line)}
.annot .node.f{fill:var(--amber);stroke:none}
.annot .cross{stroke:var(--rule);stroke-width:1}
.annot text{font-family:var(--mono);font-size:10px;letter-spacing:.12em;fill:var(--line)}
.annot .lead{stroke:var(--line);stroke-width:1;fill:none}
.dia{position:absolute;left:21%;top:21%;width:58%;height:58%;transform:rotate(45deg);border-radius:16%;overflow:hidden;border:2px solid var(--amber);box-shadow:0 0 0 10px rgba(10,31,51,.9),0 0 0 11px var(--rule),0 30px 60px -20px rgba(0,0,0,.6)}
.dia img{position:absolute;width:142%;height:142%;max-width:none;left:-21%;top:-21%;transform:rotate(-45deg) scale(1.02);object-fit:cover}
.dia::after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,transparent 60%,rgba(10,31,51,.35))}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes pulse{0%,100%{r:4}50%{r:6.5}}
.annot .pulse{animation:pulse 2.6s ease-in-out infinite}

@media (max-width:820px){
  .hero .wrap{grid-template-columns:1fr}
  .plate{order:-1;max-width:340px}
}

/* ---------- stats / title-block band ---------- */
.stats{border-block:1px solid var(--rule);background:color-mix(in srgb,var(--ink-2) 80%,transparent)}
.stats ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(6,minmax(0,1fr))}
.stats li{padding:22px 18px 20px;border-left:1px solid var(--rule);display:flex;flex-direction:column;gap:6px;min-width:0}
.stats li:first-child{border-left:0}
.stats .n{font:850 clamp(2rem,3.4vw,2.7rem)/1 var(--display);font-stretch:112%;color:var(--amber);font-variant-numeric:tabular-nums}
.stats .l{font-size:.92rem;line-height:1.35;color:var(--paper)}
.stats .s{color:var(--muted);font-size:.64rem}
@media (max-width:980px){.stats ul{grid-template-columns:repeat(3,minmax(0,1fr))}.stats li:nth-child(4){border-left:0}.stats li:nth-child(n+4){border-top:1px solid var(--rule)}}
@media (max-width:560px){.stats ul{grid-template-columns:repeat(2,minmax(0,1fr))}.stats li{border-left:1px solid var(--rule)!important;border-top:1px solid var(--rule)}.stats li:nth-child(odd){border-left:0!important}.stats li:nth-child(-n+2){border-top:0}.stats li{padding:18px 14px}}

/* ---------- sections ---------- */
section.block{padding-block:clamp(52px,7vw,92px)}
.sec-head{display:flex;align-items:flex-end;gap:18px;margin-bottom:clamp(24px,3.5vw,40px);flex-wrap:wrap}
.bubble{width:46px;height:46px;border-radius:50%;border:1.5px solid var(--line);display:grid;place-items:center;flex:none;position:relative}
.bubble::after{content:"";position:absolute;left:0;right:0;top:50%;border-top:1px solid var(--line)}
.bubble b{font:700 .8rem/1 var(--mono);color:var(--amber);transform:translateY(-8px)}
.bubble small{position:absolute;bottom:7px;font:500 .5rem/1 var(--mono);color:var(--muted)}
.sec-head h2{font-size:clamp(1.8rem,3.6vw,2.6rem);font-weight:800;font-stretch:108%}
.sec-head .mono{color:var(--line);display:block;margin-bottom:8px}
.sec-head .aside{margin-left:auto;color:var(--muted);max-width:42ch;font-size:.95rem}
@media (max-width:700px){.sec-head .aside{margin-left:0}}

/* profile */
.profile{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:clamp(24px,4vw,56px)}
.profile .big{font-family:var(--display);font-stretch:96%;font-weight:500;font-size:clamp(1.25rem,2.2vw,1.6rem);line-height:1.38;max-width:34ch}
.profile .big mark{background:none;color:var(--amber)}
.profile .body{margin-top:18px;color:var(--muted);max-width:62ch}
.brief{border:1px solid var(--rule);border-radius:12px;background:var(--panel);padding:22px}
.brief .mono{color:var(--amber)}
.brief ul{margin:14px 0 0;padding:0;list-style:none;display:grid;gap:12px}
.brief li{display:grid;grid-template-columns:14px minmax(0,1fr);gap:10px;font-size:.95rem;line-height:1.5}
.brief li::before{content:"";width:8px;height:8px;margin-top:8px;border:1.5px solid var(--line);transform:rotate(45deg)}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{font-size:.82rem;padding:5px 10px;border:1px solid var(--rule);border-radius:999px;color:var(--paper);background:var(--ink-2);line-height:1.3}
.industries{margin-top:26px}
.industries .mono{color:var(--muted);margin-bottom:10px;display:block}
@media (max-width:820px){.profile{grid-template-columns:1fr}}

/* agentic pipeline */
.agent{margin-top:clamp(28px,4vw,44px);border:1px solid var(--line);border-radius:14px;padding:clamp(18px,2.6vw,26px);background:
  radial-gradient(120% 140% at 0% 0%,color-mix(in srgb,var(--amber) 8%,transparent),transparent 50%),var(--ink-2)}
.agent-head{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:20px}
.agent-head > .mono{color:var(--line)}
.pipe{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;position:relative}
.pipe::before{content:"";position:absolute;left:22px;right:22px;top:22px;border-top:1.5px dashed var(--rule)}
.pipe::after{content:"";position:absolute;top:19px;left:22px;width:8px;height:8px;border-radius:50%;background:var(--amber);box-shadow:0 0 12px 3px rgba(242,182,76,.55);animation:travel 8.8s linear infinite}
@keyframes travel{0%{left:22px;opacity:0}4%{opacity:1}96%{opacity:1}100%{left:calc(100% - 30px);opacity:0}}
.pipe li{position:relative;display:flex;flex-direction:column;gap:6px;min-width:0}
.pipe .node{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:var(--ink);border:1.5px solid var(--rule);color:var(--line);transition:border-color .4s,color .4s,box-shadow .4s;position:relative;z-index:1}
.pipe li.on .node{border-color:var(--amber);color:var(--amber);box-shadow:0 0 0 6px rgba(242,182,76,.12)}
.pipe b{font:700 1.02rem/1.25 var(--display);font-stretch:104%;margin-top:6px}
.pipe li.on b{color:var(--amber)}
.pipe li > span:last-child{color:var(--muted);font-size:.88rem;line-height:1.45}
.log{margin:20px 0 0;padding:12px 14px;border-radius:8px;background:var(--ink);border:1px solid var(--rule);color:var(--paper);font-size:.74rem;letter-spacing:.04em;text-transform:none;display:block;line-height:1.6;min-height:2.6em}
.log .caret{vertical-align:-2px;margin-left:4px}
.log .prompt{color:var(--amber)}
.caret{width:7px;height:14px;background:var(--line);display:inline-block;animation:blink 1s steps(2) infinite}
@media (max-width:820px){.pipe{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:22px}.pipe::before,.pipe::after{display:none}}
@media (max-width:420px){.pipe{gap:18px 14px}.pipe li > span:last-child{font-size:.82rem}}

/* career span chart */
.span{border:1px solid var(--rule);border-radius:12px;padding:22px 22px 14px;background:color-mix(in srgb,var(--ink-2) 70%,transparent)}
.span .track{position:relative;height:88px;margin-top:6px}
.span .seg{position:absolute;top:18px;height:34px;border-radius:6px;display:flex;align-items:center;padding:0 10px;font:600 .82rem/1.1 var(--body);overflow:hidden;white-space:nowrap}
.seg.edu{background:transparent;border:1.5px dashed var(--line);color:var(--line)}
.seg.ora{background:var(--panel);border:1.5px solid var(--line);color:var(--paper)}
.seg.cap{background:var(--amber);color:var(--amber-ink)}
.span .axis{position:absolute;left:0;right:0;top:66px;border-top:1px solid var(--line)}
.span .tick{position:absolute;top:62px;height:9px;border-left:1px solid var(--line)}
.span .yr{position:absolute;top:74px;transform:translateX(-50%);font:500 .66rem/1 var(--mono);color:var(--muted)}
.span .yr.first{transform:none}.span .yr.last{transform:translateX(-100%);color:var(--amber)}
.span .dim{display:flex;align-items:center;gap:10px;color:var(--amber);margin-bottom:4px}
.span .dim::before,.span .dim::after{content:"";flex:1;border-top:1px solid var(--amber)}
.span .dim span{white-space:nowrap}
@media (max-width:560px){.seg .full{display:none}.span{padding:18px 14px 12px}}

.roles{display:grid;gap:16px;margin-top:22px}
.roleCard{display:grid;grid-template-columns:200px minmax(0,1fr);gap:24px;padding:24px;border:1px solid var(--rule);border-radius:12px;background:var(--panel)}
.roleCard .when{color:var(--amber)}
.roleCard .org{font:800 1.45rem/1.1 var(--display);font-stretch:108%;margin-top:6px}
.roleCard .where{color:var(--muted);font-size:.9rem;margin-top:4px}
.roleCard h3{font-size:1.12rem;font-weight:700;font-stretch:100%}
.roleCard p{color:var(--muted);margin-top:8px;max-width:70ch}
.roleCard .hl{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.hl .chip.gold{border-color:var(--amber);color:var(--amber)}
@media (max-width:700px){.roleCard{grid-template-columns:1fr;gap:10px;padding:20px}}

/* engagements */
.work{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.job{position:relative;padding:22px;border:1px solid var(--rule);border-radius:12px;background:var(--ink-2);display:flex;flex-direction:column;gap:10px;transition:border-color .2s,background .2s}
.job:hover{border-color:var(--line);background:var(--panel)}
.job .top{display:flex;justify-content:space-between;gap:10px;align-items:baseline}
.job .client{font:800 1.18rem/1.15 var(--display);font-stretch:104%}
.job .tag{color:var(--line);text-align:right}
.job .role{font:500 .86rem/1.3 var(--mono);letter-spacing:.02em;color:var(--amber);margin:0}
.job p{color:var(--muted);font-size:.93rem;line-height:1.55}
.job .chips{margin-top:auto;padding-top:6px}
.job .chip{font-size:.74rem;padding:3px 9px}
.job .metric{font:850 1.9rem/1 var(--display);font-stretch:112%;color:var(--paper)}
.job .metric small{font:500 .7rem/1 var(--mono);letter-spacing:.1em;color:var(--muted);margin-left:6px;text-transform:uppercase}
@media (max-width:980px){.work{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:620px){.work{grid-template-columns:1fr}}

/* project register */
.register{margin-top:28px;display:grid;gap:12px}
details.grp{border:1px solid var(--rule);border-radius:12px;background:color-mix(in srgb,var(--ink-2) 85%,transparent);overflow:hidden}
details.grp summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:14px;padding:18px 20px}
details.grp summary::-webkit-details-marker{display:none}
details.grp summary .t{font:700 1.08rem/1.25 var(--display);font-stretch:104%}
details.grp summary .c{color:var(--muted)}
details.grp summary .plus{margin-left:auto;width:30px;height:30px;border:1.5px solid var(--line);border-radius:50%;position:relative;flex:none;transition:transform .25s}
details.grp summary .plus::before,details.grp summary .plus::after{content:"";position:absolute;left:50%;top:50%;width:12px;height:1.5px;background:var(--amber);transform:translate(-50%,-50%)}
details.grp summary .plus::after{transform:translate(-50%,-50%) rotate(90deg)}
details.grp[open] summary .plus{transform:rotate(45deg)}
details.grp summary:hover .t{color:var(--amber)}
.grp .sectors{padding:0 20px 14px;color:var(--line)}
.grp ol{list-style:none;margin:0;padding:0 20px 18px;display:grid;gap:0;counter-reset:p}
.grp li{display:grid;grid-template-columns:44px minmax(0,1fr);gap:12px;padding:14px 0;border-top:1px dashed var(--rule);counter-increment:p}
.grp li::before{content:counter(p,decimal-leading-zero);font:500 .74rem/1.9 var(--mono);color:var(--line)}
.grp li h4{margin:0;font:600 1rem/1.35 var(--body)}
.grp li h4 span{display:inline-block;font:500 .66rem/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--amber);border:1px solid color-mix(in srgb,var(--amber) 55%,transparent);border-radius:4px;padding:4px 6px;margin-left:6px;vertical-align:2px}
.grp li p{color:var(--muted);font-size:.92rem;margin-top:4px;max-width:78ch}


/* builder's lab */
.lab{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.exp{position:relative;border:1px solid var(--rule);border-radius:14px;padding:clamp(20px,2.6vw,28px);background:
  linear-gradient(var(--ink-2),var(--ink-2)) padding-box;display:flex;flex-direction:column;gap:16px;min-width:0;overflow:hidden}
.exp::before{content:"";position:absolute;inset:0;pointer-events:none;background-image:
  linear-gradient(rgba(121,172,212,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(121,172,212,.07) 1px,transparent 1px);
  background-size:16px 16px;mask-image:linear-gradient(160deg,#000 0%,transparent 45%);-webkit-mask-image:linear-gradient(160deg,#000 0%,transparent 45%)}
.exp > *{position:relative}
.exp-top{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;align-items:center}
.exp-id{color:var(--line)}
.status{display:inline-flex;align-items:center;gap:8px;color:var(--amber);border:1px solid color-mix(in srgb,var(--amber) 50%,transparent);border-radius:999px;padding:5px 10px;font-size:.64rem}
.status i{width:7px;height:7px;border-radius:50%;background:var(--amber);animation:blink 1.8s ease-in-out infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.25}}
.exp h3{font-size:clamp(1.35rem,2.4vw,1.7rem);font-weight:800;font-stretch:108%}
.exp-lede{color:var(--muted);max-width:62ch}
.flow{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;border:1px solid var(--rule);border-radius:10px;overflow:hidden}
.flow li{padding:14px;display:flex;flex-direction:column;gap:4px;border-left:1px dashed var(--rule);position:relative;min-width:0}
.flow li:first-child{border-left:0}
.flow li:not(:last-child)::after{content:"";position:absolute;right:-6px;top:50%;width:10px;height:10px;border-top:1.5px solid var(--amber);border-right:1.5px solid var(--amber);transform:translateY(-50%) rotate(45deg);background:var(--ink-2);z-index:1}
.flow .step{color:var(--line);font-size:.62rem}
.flow b{font:800 1.2rem/1.1 var(--display);font-stretch:110%;color:var(--paper)}
.flow li span:last-child{color:var(--muted);font-size:.84rem;line-height:1.35}
.gap{margin:0;display:grid;gap:10px;padding:16px;border:1px solid var(--rule);border-radius:10px}
.gap .bar{display:grid;grid-template-columns:86px minmax(0,1fr);align-items:center;gap:12px;position:relative}
.gap .lbl{color:var(--muted);font-size:.62rem}
.gap .fill{height:12px;border-radius:3px;display:block}
.gap .fill.claim{background:repeating-linear-gradient(90deg,var(--line) 0 6px,transparent 6px 9px);opacity:.75}
.gap .fill.real{position:relative;background:linear-gradient(90deg,var(--amber) 0 72%,transparent 72%)}
.gap .fill.real::after{content:"";position:absolute;left:72%;right:0;top:0;bottom:0;border:1.5px dashed var(--amber);border-left:0;border-radius:0 3px 3px 0;opacity:.8}
.gap figcaption{display:flex;justify-content:space-between;flex-wrap:wrap;gap:6px 12px;color:var(--muted);font-size:.58rem;margin-top:6px}
.gap figcaption span{display:inline-flex;align-items:center;gap:6px}
.gapkey{width:16px;height:8px;border:1.5px dashed var(--amber);border-radius:2px}
.exp-meta{margin:0;display:grid;gap:10px}
.exp-meta div{display:grid;grid-template-columns:120px minmax(0,1fr);gap:12px;padding-top:10px;border-top:1px dashed var(--rule)}
.exp-meta dt{color:var(--line);font-size:.62rem;padding-top:3px}
.exp-meta dd{margin:0;font-size:.93rem}
.exp .chips{margin-top:auto}
.exp .chip{font-size:.74rem;padding:3px 9px}
.exp.next{grid-column:1/-1;flex-direction:row;align-items:center;flex-wrap:wrap;gap:12px 20px;border-style:dashed;background:transparent;padding-block:18px}
.exp.next::before{display:none}
.exp.next .mono{color:var(--line)}
.exp.next p{color:var(--muted);flex:1;min-width:220px}
@media (max-width:900px){.lab{grid-template-columns:1fr}}
@media (max-width:480px){.flow{grid-template-columns:1fr}.flow li{border-left:0;border-top:1px dashed var(--rule)}.flow li:first-child{border-top:0}.flow li:not(:last-child)::after{right:auto;left:22px;top:auto;bottom:-6px;transform:rotate(135deg)}.exp-meta div{grid-template-columns:1fr;gap:4px}}

/* skills */
.skills{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.sk{border:1px solid var(--rule);border-radius:12px;padding:20px;background:var(--ink-2)}
.sk .hd{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.sk .hd .icon{color:var(--amber);width:22px;height:22px}
.sk h3{font-size:1.05rem;font-weight:700;font-stretch:104%}
.sk ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:7px}
@media (max-width:980px){.skills{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){.skills{grid-template-columns:1fr}}

/* credentials */
.creds{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:clamp(20px,3vw,36px);align-items:start}
.cert-groups{display:grid;gap:18px}
.cg .mono{color:var(--line);display:flex;align-items:center;gap:10px;margin-bottom:10px}
.cg .mono::after{content:"";flex:1;border-top:1px solid var(--rule)}
.cg ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.cg li{display:flex;gap:10px;align-items:flex-start;padding:11px 12px;border:1px solid var(--rule);border-radius:9px;background:var(--ink-2);font-size:.9rem;line-height:1.35;min-width:0}
.cg li .seal{flex:none;width:22px;height:22px;border-radius:50%;border:1.5px solid var(--amber);display:grid;place-items:center;margin-top:1px}
.cg li .seal::before{content:"";width:6px;height:9px;border:solid var(--amber);border-width:0 1.5px 1.5px 0;transform:rotate(45deg) translate(-1px,-1px)}
.cg li small{display:block;color:var(--muted);font-size:.78rem;margin-top:2px}
.cg .community{margin-top:10px}
@media (max-width:560px){.cg ul{grid-template-columns:1fr}}
@media (max-width:900px){.creds{grid-template-columns:1fr}}

.revs{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:var(--ink-2)}
.revs .cap{display:flex;justify-content:space-between;gap:10px;padding:12px 16px;border-bottom:1px solid var(--line);color:var(--amber)}
.revs table{width:100%;border-collapse:collapse;font-size:.9rem}
.revs th{font:500 .62rem/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted);text-align:left;padding:10px 12px;border-bottom:1px solid var(--rule)}
.revs td{padding:10px 12px;border-bottom:1px solid var(--rule);vertical-align:top}
.revs tr:last-child td{border-bottom:0}
.revs td.r{font:500 .74rem/1.6 var(--mono);color:var(--line);width:44px}
.revs td.d{font:500 .74rem/1.6 var(--mono);color:var(--muted);white-space:nowrap;width:86px;font-variant-numeric:tabular-nums}
.revs td b{font-weight:600}
.revs td small{display:block;color:var(--muted);font-size:.78rem}

.papers{margin-top:clamp(28px,4vw,44px)}
.papers ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px}
.papers li{border:1px solid var(--rule);border-radius:10px;padding:16px;background:var(--ink-2);display:flex;flex-direction:column;gap:12px;min-height:130px}
.papers li .mono{color:var(--line);font-size:.62rem}
.papers li b{font:700 1rem/1.25 var(--display);font-stretch:100%}
@media (max-width:1000px){.papers ul{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media (max-width:620px){.papers ul{grid-template-columns:repeat(2,minmax(0,1fr))}.papers li{min-height:0}}

/* interests + languages */
.duo{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:16px}
.mini{border:1px solid var(--rule);border-radius:12px;padding:20px;background:var(--ink-2)}
.mini .mono{color:var(--line);display:block;margin-bottom:12px}
.hob{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}

.hob > *{display:flex;align-items:center;gap:10px;padding:10px;border:1px solid var(--rule);border-radius:9px;font-size:.92rem;min-width:0}
.hob .icon{color:var(--amber)}
.lang{display:grid;gap:8px}
.lang div{display:flex;justify-content:space-between;gap:10px;padding:10px 0;border-top:1px dashed var(--rule);font-size:.95rem}
.lang div:first-child{border-top:0;padding-top:0}
.lang span{color:var(--muted)}
@media (max-width:700px){.duo{grid-template-columns:1fr}}

/* contact */
.contact{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:clamp(20px,3vw,40px);align-items:start}
.direct{display:grid;gap:10px}
.drow{display:grid;grid-template-columns:40px minmax(0,1fr) auto;gap:12px;align-items:center;padding:14px;border:1px solid var(--rule);border-radius:10px;background:var(--ink-2)}
.drow .ic{width:40px;height:40px;border-radius:9px;background:var(--panel);display:grid;place-items:center;color:var(--amber)}
.drow .k{color:var(--muted);font-size:.62rem}
.drow .v{font-weight:600;overflow-wrap:anywhere;user-select:all}
.drow .v a{text-decoration:none}
.drow .v a:hover{color:var(--amber)}
.copy{font:500 .7rem/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--line);background:none;border:1px solid var(--rule);border-radius:6px;padding:8px 9px;cursor:pointer}
.copy:hover{color:var(--paper);border-color:var(--line)}
.copy.done{color:var(--amber);border-color:var(--amber)}
form.msg{border:1px solid var(--line);border-radius:14px;padding:clamp(18px,3vw,28px);background:var(--panel);display:grid;gap:14px}
form.msg .row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
form.msg label{display:grid;gap:6px;min-width:0}
form.msg label span{font:500 .66rem/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
form.msg input,form.msg textarea{width:100%;font:inherit;font-size:.98rem;color:var(--paper);background:var(--ink);border:1px solid var(--rule);border-radius:8px;padding:12px}
form.msg textarea{min-height:120px;resize:vertical}
form.msg input:focus,form.msg textarea:focus{outline:none;border-color:var(--amber)}
form.msg .acts{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
form.msg .hint{color:var(--muted);font-size:.84rem}
form.msg .err{color:#ff9d8a;font-size:.88rem}
form.msg .ok{color:#7fe0a6;font-weight:600}
button.btn[disabled]{opacity:.6;cursor:progress}
@media (max-width:860px){.contact{grid-template-columns:1fr}}
@media (max-width:520px){form.msg .row{grid-template-columns:1fr}}

/* title block footer */
footer{padding-block:40px calc(40px + env(safe-area-inset-bottom,0px))}
.tblock{display:grid;grid-template-columns:2fr repeat(4,minmax(0,1fr));border:1.5px solid var(--line);border-radius:4px}
.tblock div{padding:12px 14px;border-left:1px solid var(--line);min-width:0}
.tblock div:first-child{border-left:0}
.tblock .k{display:block;color:var(--muted);font-size:.58rem;margin-bottom:6px}
.tblock .v{font:600 .9rem/1.3 var(--body)}
.tblock .big{font:850 1.15rem/1.1 var(--display);font-stretch:112%}
@media (max-width:760px){.tblock{grid-template-columns:1fr 1fr}.tblock div{border-left:0;border-top:1px solid var(--line)}.tblock div:first-child{grid-column:1/-1;border-top:0}.tblock div:nth-child(even){border-left:0}.tblock div:nth-child(odd):not(:first-child){border-left:1px solid var(--line)}}
.fine{margin-top:14px;color:var(--muted);font-size:.82rem;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}

/* floating whatsapp */
.fab{position:fixed;right:calc(18px + env(safe-area-inset-right,0px));bottom:calc(18px + env(safe-area-inset-bottom,0px));z-index:30;width:54px;height:54px;border-radius:50%;background:#25a463;color:#fff;display:grid;place-items:center;box-shadow:0 10px 30px -8px rgba(0,0,0,.6);text-decoration:none;transition:transform .2s}
.fab:hover{transform:scale(1.06)}
.fab .icon{width:26px;height:26px;stroke-width:1.9}

.toast{position:fixed;left:50%;bottom:calc(24px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);background:var(--paper);color:var(--ink);padding:10px 16px;border-radius:8px;font-weight:600;font-size:.9rem;z-index:40;box-shadow:0 10px 30px -10px rgba(0,0,0,.6)}

@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
}

/* links on cards */
a.chip.link{text-decoration:none}
a.chip.link:hover{background:color-mix(in srgb,var(--amber) 14%,transparent)}
.doc-link{display:inline-flex;align-items:center;gap:8px;color:var(--amber);text-decoration:none;font-size:.7rem;letter-spacing:.08em;align-self:flex-start;border-bottom:1px dashed color-mix(in srgb,var(--amber) 60%,transparent);padding-bottom:3px}
.doc-link .icon{width:15px;height:15px}
.doc-link:hover{color:var(--paper);border-color:var(--paper)}
.papers li.has-link{position:relative;border-color:color-mix(in srgb,var(--amber) 55%,var(--rule));transition:background .2s,border-color .2s}
.papers li.has-link:hover{background:var(--panel);border-color:var(--amber)}
.wp-read{margin-top:auto;color:var(--amber);text-decoration:none;font-size:.62rem}
.wp-read::after{content:"";position:absolute;inset:0;border-radius:10px}
.hob .hob-link{text-decoration:none;color:inherit;border-color:color-mix(in srgb,var(--amber) 45%,var(--rule));transition:background .2s,border-color .2s}
.hob .hob-link:hover{background:var(--panel);border-color:var(--amber)}
.hob .hob-link > span{display:flex;flex-direction:column;line-height:1.2}
.hob .hob-link small{color:var(--amber);font-size:.56rem;margin-top:3px}

/* gallery lightbox */
.lb{position:fixed;inset:0;z-index:60;background:rgba(5,15,26,.96);display:grid;grid-template-rows:auto minmax(0,1fr) auto auto;gap:10px;
  padding:calc(12px + env(safe-area-inset-top,0px)) max(16px,env(safe-area-inset-right,0px)) calc(12px + env(safe-area-inset-bottom,0px)) max(16px,env(safe-area-inset-left,0px));
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);animation:lbIn .2s ease-out}
@keyframes lbIn{from{opacity:0}to{opacity:1}}
.lb-top{display:flex;justify-content:space-between;align-items:center;gap:12px;max-width:1200px;width:100%;margin:0 auto}
.lb-count{color:var(--line)}
.lb-title{font-size:1.3rem;font-weight:800;font-stretch:108%;margin-top:4px}
.lb-btn{width:44px;height:44px;border-radius:50%;border:1.5px solid var(--rule);background:var(--ink-2);color:var(--paper);display:grid;place-items:center;cursor:pointer;flex:none;transition:border-color .2s,color .2s}
.lb-btn:hover{border-color:var(--amber);color:var(--amber)}
.lb-btn .icon{width:20px;height:20px}
.lb-stage{position:relative;display:flex;align-items:center;justify-content:center;min-height:0;max-width:1200px;width:100%;margin:0 auto}
.lb-fig{margin:0;width:100%;height:100%;display:flex;align-items:center;justify-content:center;min-height:0}
.lb-fig img,.lb-fig video{max-width:100%;max-height:100%;width:auto;height:auto;border-radius:10px;background:#000;box-shadow:0 20px 60px -20px rgba(0,0,0,.8);display:block}
.lb-fig video{max-height:calc(100dvh - 260px)}
.lb-fig img{max-height:calc(100dvh - 240px);object-fit:contain}
.lb-nav{position:absolute;top:50%;transform:translateY(-50%);z-index:2;background:rgba(13,39,64,.85)}
.lb-nav.prev{left:4px}.lb-nav.next{right:4px}
.lb-cap{text-align:center;color:var(--muted);font-size:.95rem;margin:0 auto;max-width:60ch}
.lb-cap .k{color:var(--amber);font-family:var(--mono);font-size:.66rem;letter-spacing:.1em;text-transform:uppercase;margin-right:8px}
.lb-thumbs{display:flex;gap:8px;overflow-x:auto;padding:4px 2px 6px;max-width:1200px;width:100%;margin:0 auto;scrollbar-width:thin}
.lb-thumb{position:relative;flex:none;width:84px;height:60px;border-radius:7px;overflow:hidden;border:2px solid transparent;padding:0;background:var(--ink-2);cursor:pointer;opacity:.6;transition:opacity .2s,border-color .2s}
.lb-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.lb-thumb:hover{opacity:1}
.lb-thumb[aria-current="true"]{border-color:var(--amber);opacity:1}
.lb-thumb .play{position:absolute;right:4px;bottom:4px;width:20px;height:20px;border-radius:50%;background:rgba(0,0,0,.65);color:#fff;display:grid;place-items:center}
.lb-thumb .play .icon{width:11px;height:11px}
body.lb-open{overflow:hidden}
@media (max-width:600px){.lb-nav{top:auto;bottom:-6px;transform:none;width:40px;height:40px}.lb-nav.prev{left:0}.lb-nav.next{right:0}.lb-stage{padding-bottom:44px}.lb-fig video{max-height:calc(100dvh - 300px)}.lb-fig img{max-height:calc(100dvh - 290px)}.lb-thumb{width:64px;height:48px}}

/* aquascaping hobby tile */
button.hob-link{font:inherit;font-size:.92rem;color:inherit;background:transparent;text-align:left;cursor:pointer;width:100%}
.hob .hob-aqua > .stack{margin-left:auto;display:flex;flex-direction:row;flex:none;padding-left:8px}
.hob-aqua .stack img{width:26px;height:26px;border-radius:50%;object-fit:cover;border:2px solid var(--ink-2);margin-left:-9px;display:block}
.hob-aqua .stack img:first-child{margin-left:0}
.hob-aqua:hover .stack img{border-color:var(--panel)}
@media (max-width:440px){.hob .hob-aqua > .stack{display:none}}