/* ============================================
   Jake Kantor — portfolio
   THE stylesheet. index.html and blockchain.html
   should have NO inline <style> block.
   ============================================ */

/* ---------- tokens ---------- */
:root{
  --paper:#F6F7F9;
  --paper-2:#FFFFFF;
  --ink:#0E1116;
  --slate:#5C6673;
  --line:#DDE1E7;
  --accent:#0B6E5F;

  --display:'Archivo',system-ui,sans-serif;
  --body:'Public Sans',system-ui,sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,monospace;

  --shell:1180px;
  --pad:clamp(20px,5vw,64px);
  --nav-h:62px;

  /* photo size — change this one number */
  --portrait:260px;
}

/* ---------- base ---------- */
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  zoom: 0.8;margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--body);font-size:17px;line-height:1.6;
  -webkit-font-smoothing:antialiased;
  /* keep the 80% look on desktop; render at true scale on phones */
@media (min-width: 641px) {
}
}
a{color:inherit;text-decoration:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:2px}
.shell{max-width:var(--shell);margin:0 auto;padding-left:var(--pad);padding-right:var(--pad)}
.eyebrow{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--slate)}
.dot{width:6px;height:6px;border-radius:50%;background:var(--accent);display:inline-block}

/* ---------- nav (green) ---------- */
.nav{position:sticky;top:0;z-index:20;background:var(--accent);border-bottom:0}
.nav-in{display:flex;align-items:center;justify-content:space-between;gap:24px;height:var(--nav-h)}
.mark{
  font-family:var(--mono);font-size:18px;letter-spacing:.18em;
  text-transform:uppercase;font-weight:500;color:#FFFFFF;
}
.mark span{color:#FFFFFF}
.nav-links{display:flex;gap:28px;font-size:18px;color:rgba(255,255,255,.72)}
.nav-links a{transition:color .18s ease;position:relative}
.nav-links a:hover{color:#FFFFFF}
.nav-links a.active,.nav-links a.current,.nav-cta{color:#FFFFFF;font-weight:500}
.nav-links a.active::after,.nav-links a.current::after{
  content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;background:#FFFFFF;
}
@media(max-width:640px){ .nav-links a:not(.nav-cta){display:none} }

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:13px 22px;border-radius:2px;font-size:15px;font-weight:500;
  border:1px solid var(--ink);
  transition:background .18s ease,color .18s ease,border-color .18s ease;
}
.btn-solid{background:var(--ink);color:var(--paper)}
.btn-solid:hover{background:var(--accent);border-color:var(--accent)}
.btn-ghost{border-color:var(--line);background:transparent}
.btn-ghost:hover{border-color:var(--ink)}
.btn i{font-style:normal;transition:transform .18s ease}
.btn:hover i{transform:translateX(3px)}

.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;              /* was 8px — kill the bulk */
  border: none;           /* drop the ghost box */
  background: none;
  line-height: 0;
}
.btn-icon svg {
  display: block;
}
.btn-icon:hover {
  opacity: 0.7;           /* subtle hover instead of a button hover */
}

/* hamburger button — hidden on desktop */
.nav-toggle{
  display:none;
  flex-direction:column;
  gap:5px;
  background:none;border:none;cursor:pointer;
  padding:8px;
}
.nav-toggle span{
  width:24px;height:2px;background:#fff;border-radius:2px;
  transition:transform .2s ease,opacity .2s ease;
}

@media (max-width:640px){
  /* show the button, hide the old "hide everything" rule's effect */
  .nav-toggle{display:flex}

  /* nav-links becomes a dropdown panel under the bar */
  .nav-links{
    display:none;                 /* hidden until toggled */
    position:absolute;
    top:var(--nav-h);left:0;right:0;
    flex-direction:column;
    gap:0;
    background:var(--accent);
    padding:8px 0;
    border-top:1px solid rgba(255,255,255,.2);
  }
  .nav-links.open{display:flex}   /* JS adds .open */

  /* override the earlier rule that hid the links entirely */
  .nav-links a:not(.nav-cta){display:block}
  .nav-links a{
    padding:14px var(--pad);
    font-size:16px;
    color:#fff;
  }

  /* make the bar a positioning context for the dropdown */
  .nav-in{position:relative}

  /* hamburger → X when open */
  .nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav-toggle.open span:nth-child(2){opacity:0}
  .nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
}

/* ---------- hero ---------- */
.hero{background:var(--paper);padding:clamp(64px,11vw,132px) 0 clamp(40px,6vw,64px)}
.hero h1{
  font-family:var(--display);font-weight:600;
  font-size:clamp(38px,6.6vw,80px);line-height:1.02;letter-spacing:-.032em;
  zoom:1;
  margin:0;max-width:16ch;
}
.hero h1 em{font-style:normal;color:var(--accent)}
.hero h2{
  font-family:var(--display);font-weight:500;
  font-size:clamp(22px,3.6vw,44px);line-height:1.1;letter-spacing:-.02em;
  color:var(--slate);margin:14px 0 0;
}
.hero-sub{margin:30px 0 0;max-width:54ch;font-size:clamp(16px,1.6vw,19px);color:var(--slate)}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:38px}

.hero-in{
  display:grid;
  grid-template-columns:minmax(0,1fr) calc(var(--portrait) + 150px);
  gap:clamp(28px,5vw,64px);
  align-items:center;
  padding-left:clamp(0px,4vw,72px);
}

.hero-portrait{
  margin:0;
  width:100%;max-width:var(--portrait);
  justify-self:start;
  border:1px solid var(--line);border-radius:50%;
  overflow:hidden;background:var(--paper);
}

.hero-portrait img{
  display:block;width:100%;height:auto;
  aspect-ratio:1/1;object-fit:cover;object-position:center 10%;
}
@media (max-width: 760px) {
  .hero-in {
    grid-template-columns: 1fr;
    gap: 30px;
    padding-left: 0;            /* kill the desktop left indent */
    text-align: center;         /* centers headings + text */
    justify-items: center;      /* centers the grid children (portrait, etc.) */
  }

  .hero h1,
  .hero h2,
  .hero-sub {
    max-width: none;            /* remove the width caps so centering reads true */
    margin-left: auto;
    margin-right: auto;
  }

  .hero-portrait {
    max-width: 200px;
    justify-self: center;       /* portrait sits in the middle */
  }

  .hero-actions {
    justify-content: center;    /* if you have buttons under the bullets */
  }

  /* bulleted list — center the block AND the bullets cleanly */
  .hero ul {
    list-style-position: inside;   /* bullet sits with the centered text, not floating left */
    padding-left: 0;
    text-align: center;
  }
}

/* ---------- section heads ---------- */
.domain-head{padding:clamp(60px,8vw,104px) 0 clamp(26px,3.5vw,40px)}
.domain-head h2{
  font-family:var(--display);font-weight:600;
  font-size:clamp(30px,4.6vw,54px);line-height:1.05;letter-spacing:-.028em;
  margin:14px 0 0;max-width:16ch;
}
.domain-head .lede{margin:22px 0 0;max-width:56ch;font-size:clamp(16px,1.5vw,18px);color:var(--slate)}

/* ---------- project strip (white) ---------- */
.pstrip{
  background:var(--paper-2);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  scroll-margin-top:var(--nav-h);
}
.pstrip-in{display:grid;grid-template-columns:repeat(3,1fr)}
.pcol{
  padding:clamp(26px,3vw,38px) clamp(22px,2.4vw,32px);
  border-right:1px solid var(--line);
  display:flex;flex-direction:column;
}
.pcol:last-child{border-right:0}
.pcol-visual{
  border:1px solid var(--line);border-radius:2px;
  background:var(--paper);margin:0 0 20px;overflow:hidden;
}
.pcol-visual img{
  display:block;
  width:100%;height:auto;
  aspect-ratio:16/10;
  object-fit:contain
}
.pcol-visual.empty{
  aspect-ratio:16/10;display:flex;align-items:center;justify-content:center;border-style:dashed;
  font-family:var(--mono);font-size:10px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--slate);
}
.pcol-status{
  display:inline-flex;align-items:center;gap:7px;
  font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--accent);margin-bottom:12px;
}
.pcol-status.idle{color:var(--slate)}
.pcol-status.idle .dot{background:var(--slate)}
.pcol h3{
  font-family:var(--display);font-weight:600;
  font-size:clamp(17px,1.8vw,21px);letter-spacing:-.018em;line-height:1.18;margin:0;
}
.pcol-lede{margin:11px 0 0;font-size:14.5px;line-height:1.5;color:var(--slate)}
.pcol ul{margin:16px 0 0;padding-left:17px;font-size:14px;line-height:1.5}
.pcol li{margin-bottom:6px}
.pcol li::marker{color:var(--accent)}
.pcol-foot{
  margin-top:auto;padding-top:20px;display:flex;flex-wrap:wrap;
  justify-content:space-between;align-items:flex-end;gap:12px;
}
.pcol-stack{font-family:var(--mono);font-size:11px;line-height:1.5;color:var(--slate)}
.pcol-link{
  font-size:13.5px;font-weight:500;color:var(--accent);
  display:inline-flex;gap:6px;align-items:center;white-space:nowrap;
}
.pcol-link i{font-style:normal;transition:transform .18s ease}
.pcol-link:hover i{transform:translateX(3px)}
@media(max-width:900px){
  .pstrip-in{grid-template-columns:1fr}
  .pcol{border-right:0;border-bottom:1px solid var(--line)}
  .pcol:last-child{border-bottom:0}
}

/* ---------- experience (grey) / education (white) ---------- */
.rsec{background:var(--paper);border-top:1px solid var(--line);scroll-margin-top:var(--nav-h)}
.rsec.alt{background:var(--paper-2)}
.rsec-in{padding:clamp(48px,6vw,80px) 0}
.rsec-title{
  font-family:var(--display);font-weight:600;
  font-size:clamp(24px,3.2vw,36px);letter-spacing:-.024em;line-height:1.1;
  margin:0 0 clamp(20px,2.5vw,32px);
}
.rrow{
  display:grid;grid-template-columns:180px minmax(0,1fr);
  gap:clamp(18px,3vw,44px);
  padding:clamp(22px,2.6vw,30px) 0;
  border-top:1px solid var(--line);
}
.rrow:first-of-type{border-top:0;padding-top:0}
.rmeta{font-family:var(--mono);font-size:14px;line-height:1.65;color:var(--slate)}
.rbody h3{
  font-family:var(--display);font-weight:600;
  font-size:clamp(17px,1.9vw,21px);letter-spacing:-.016em;line-height:1.2;margin:0;
}
.rorg{
  display:block;margin-top:5px;
  font-family:var(--mono);font-size:11.5px;letter-spacing:.1em;
  text-transform:uppercase;color:var(--accent);
}
.rbody ul{margin:14px 0 0;padding-left:18px;font-size:15.5px;line-height:1.55}
.rbody li{margin-bottom:6px}
.rbody li::marker{color:var(--accent)}
.rbody p{margin:12px 0 0;font-size:15px;color:var(--slate)}
@media(max-width:760px){ .rrow{grid-template-columns:1fr;gap:12px} }

/* ---------- certifications + skills (grey) ---------- */
.rband{background:var(--paper);border-top:1px solid var(--line);scroll-margin-top:var(--nav-h)}
.rband-in{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.4fr)}
.rband-col{
  padding:clamp(40px,5vw,68px) clamp(24px,3vw,44px) clamp(40px,5vw,68px) 0;
  border-right:1px solid var(--line);margin-right:clamp(24px,3vw,44px);
}
.rband-col:last-child{border-right:0;margin-right:0;padding-right:0}
@media(max-width:820px){
  .rband-in{grid-template-columns:1fr}
  .rband-col{
    border-right:0;margin-right:0;padding:clamp(34px,5vw,52px) 0;
    border-bottom:1px solid var(--line);
  }
  .rband-col:last-child{border-bottom:0}
}
.certs{list-style:none;margin:0;padding:0}
.certs li{
  display:flex;align-items:baseline;gap:10px;
  padding:11px 0;border-bottom:1px solid var(--line);font-size:15.5px;
}
.certs li:last-child{border-bottom:0}
.certs .cdot{
  width:6px;height:6px;border-radius:50%;flex:0 0 auto;
  background:var(--accent);transform:translateY(-2px);
}
.certs .cdot.pending{background:transparent;border:1px solid var(--slate)}
.certs .cnote{
  margin-left:auto;font-family:var(--mono);font-size:10px;
  letter-spacing:.14em;text-transform:uppercase;color:var(--slate);
}
.skillset{margin:0 0 22px}
.skillset:last-child{margin-bottom:0}
.skillset h4{
  font-family:var(--mono);font-size:10px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--slate);font-weight:500;margin:0 0 10px;
}
.chips{list-style:none;display:flex;flex-wrap:wrap;gap:6px;margin:0;padding:0}
.chips li{
  font-family:var(--mono);font-size:11.5px;
  border:1px solid var(--line);border-radius:2px;
  padding:5px 9px;color:var(--slate);background:var(--paper-2);
}

/* ---------- intro video (white) ---------- */
.vband{background:var(--paper-2);border-top:1px solid var(--line);scroll-margin-top:var(--nav-h)}
.vband-in{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);
  gap:clamp(28px,5vw,64px);align-items:center;
  padding:clamp(48px,6vw,80px) 0;
}
.vband-text .rsec-title{margin:14px 0 0}
.contact-video{
  margin:0;border:1px solid var(--line);border-radius:2px;
  overflow:hidden;background:var(--paper);
}
.contact-video video{display:block;width:100%;height:auto;aspect-ratio:16/9;background:var(--ink)}
.contact-video figcaption{
  font-family:var(--mono);font-size:11px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--slate);
  padding:11px 14px;border-top:1px solid var(--line);
}
@media(max-width:820px){ .vband-in{grid-template-columns:1fr;gap:26px} }

/* ---------- contact (grey) ---------- */
.contact{
  background:var(--paper);
  padding:clamp(64px,8vw,110px) 0 clamp(40px,5vw,60px);
  scroll-margin-top:var(--nav-h);
}
.contact h2{
  font-family:var(--display);font-weight:600;
  font-size:clamp(28px,4.4vw,54px);letter-spacing:-.028em;
  margin:18px 0 0;max-width:19ch;line-height:1.06;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
  max-width: 520px;
}

.contact-form .field {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.contact-form label {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: #6b8078;
}

.contact-form input,
.contact-form textarea {
  font: inherit;
  color: #1e2b28;
  padding: 12px 14px;
  border: 1px solid #d3ddd9;
  border-radius: 10px;
  background: #fbfdfc;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: #9aa8a3;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: #2f5d50;                    /* your teal */
  box-shadow: 0 0 0 3px rgba(47, 93, 80, 0.15);
}

.contact-form textarea {
  resize: vertical;
  min-height: 120px;
}

.contact-form button {
  align-self: flex-start;
  margin-top: 4px;
  cursor: pointer;
}
.links{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px}

/* ---------- footer (green) ---------- */
footer{background:var(--accent);border-top:0;padding:34px 0 44px}
.foot-in{
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;
  font-family:var(--mono);font-size:11px;letter-spacing:.08em;
  text-transform:uppercase;color:rgba(255,255,255,.75);
}
.foot-in a{color:#FFFFFF}

/* ---------- blockchain.html: project records ---------- */
.domain{scroll-margin-top:var(--nav-h);border-bottom:1px solid var(--line)}
.domain.alt{background:var(--paper-2)}
.tags{list-style:none;padding:0;margin:26px 0 0;display:flex;flex-wrap:wrap;gap:7px}
.tags li{
  font-family:var(--mono);font-size:11px;letter-spacing:.04em;
  border:1px solid var(--line);border-radius:2px;padding:5px 9px;
  color:var(--slate);background:var(--paper);
}
.project{
  display:grid;grid-template-columns:220px minmax(0,1fr);gap:clamp(28px,4vw,56px);
  border-top:1px solid var(--line);padding:clamp(36px,4.5vw,58px) 0;
}
.project:last-child{padding-bottom:clamp(56px,7vw,88px)}
.project-meta{align-self:start;position:sticky;top:calc(var(--nav-h) + 26px)}
.project-status{
  display:inline-flex;align-items:center;gap:7px;
  font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--accent);margin-bottom:18px;
}
.project-status.idle{color:var(--slate)}
.project-status.idle .dot{background:var(--slate)}
.meta-list{margin:0}
.meta-list dt{
  font-family:var(--mono);font-size:10px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--slate);margin-top:14px;
}
.meta-list dd{margin:4px 0 0;font-family:var(--mono);font-size:12.5px;line-height:1.5;word-break:break-word}
.meta-links{
  margin-top:22px;padding-top:16px;border-top:1px solid var(--line);
  display:flex;flex-direction:column;gap:8px;
}
.meta-links a{font-size:13.5px;font-weight:500;color:var(--accent);display:inline-flex;gap:7px;align-items:center}
.meta-links a i{font-style:normal;transition:transform .18s ease}
.meta-links a:hover i{transform:translateX(3px)}
.project-body h3{
  font-family:var(--display);font-weight:600;font-size:clamp(22px,2.9vw,31px);
  letter-spacing:-.022em;line-height:1.13;margin:0;
}
.project-lede{margin:16px 0 0;font-size:17px;color:var(--slate);max-width:60ch}
.detail{margin-top:24px;max-width:64ch}
.detail ul{margin:0;padding-left:19px;font-size:16px}
.detail li{margin-bottom:7px}
.detail li::marker{color:var(--accent)}
.detail p{margin:0;font-size:16px}
@media(max-width:820px){
  .project{grid-template-columns:1fr;gap:24px}
  .project-meta{position:static}
}
.project-visual{
  margin:26px 0 0;border:1px solid var(--line);
  background:var(--paper-2);border-radius:2px;overflow:hidden;
}
.project-visual img{
  display:block;width:100%;height:auto;
  aspect-ratio:16/9;object-fit:contain;background:var(--paper-2);
}
.project-visual.crop img{object-fit:cover}
.project-visual figcaption{
  font-family:var(--mono);font-size:11px;letter-spacing:.06em;
  color:var(--slate);padding:11px 14px;border-top:1px solid var(--line);
}
.project-visual.empty{
  aspect-ratio:16/9;display:flex;align-items:center;justify-content:center;border-style:dashed;
  font-family:var(--mono);font-size:11px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--slate);
}
.back{
  display:inline-flex;align-items:center;gap:9px;
  font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--slate);margin-top:clamp(34px,4vw,52px);transition:color .18s ease;
}
.back i{font-style:normal}
.back:hover{color:var(--ink)}
.crosslink{border-top:1px solid var(--line);background:var(--paper-2)}
.crosslink-in{
  display:flex;justify-content:space-between;align-items:center;
  flex-wrap:wrap;gap:22px;padding:clamp(38px,5vw,60px) 0;
}
.crosslink h2{
  font-family:var(--display);font-weight:600;
  font-size:clamp(21px,2.6vw,30px);letter-spacing:-.02em;
  margin:10px 0 0;max-width:24ch;line-height:1.14;
}

/* ---------- motion ---------- */
.rise{opacity:0;transform:translateY(14px);animation:rise .7s cubic-bezier(.2,.7,.3,1) forwards}
.d1{animation-delay:.05s}.d2{animation-delay:.15s}.d3{animation-delay:.25s}
.d4{animation-delay:.35s}.d5{animation-delay:.45s}
@keyframes rise{to{opacity:1;transform:none}}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .rise{opacity:1;transform:none;animation:none}
  *{transition-duration:.01ms!important}
}

/* ---------- print ---------- */
@media print{
  .nav,.hero-actions,.links,.crosslink,.vband,.back{display:none}
  body{background:#fff;font-size:11pt}
  footer{background:#fff;color:#333}
  .foot-in{color:#333}
  .pcol,.rrow,.project{break-inside:avoid}
  a[href^="http"]::after{content:" (" attr(href) ")";font-size:8pt;color:#555}
}

/* images never overflow their container */
img {
  max-width: 100%;
  height: auto;
}

/* stack the header nav on phones */
@media (max-width: 640px) {
  header {
    flex-wrap: wrap;
    gap: 10px;
  }
}