/* =========================================================
   Jacob Goldberg — Portfolio
   Design system: "engineering drawing sheet"
   ========================================================= */

/* Fonts loaded via <link> in HTML for better performance */

:root{
  --bg:        #07101e;
  --bg-alt:    #0b1628;
  --surface:   #0f1e35;
  --surface-2: #152540;
  --line:      #1c2e4a;
  --line-soft: rgba(80,140,255,0.07);
  --ink:       #e6eeff;
  --ink-dim:   #8899bb;
  --ink-faint: #48587a;
  --accent:    #FF5A1F;
  --accent-dim:#3d1808;
  --accent-ink:#1A0B04;
  --nav-bg:    rgba(7,16,30,0.92);
  --haze1:     rgba(255,90,31,0.28);
  --haze2:     rgba(122,150,210,0.26);
  --glow1:     rgba(40,100,230,0.10);
  --glow2:     rgba(100,30,210,0.07);

  --f-display: 'Big Shoulders', sans-serif;
  --f-body: 'IBM Plex Sans', -apple-system, sans-serif;
  --f-mono: 'IBM Plex Mono', monospace;

  --maxw: 1400px;
  --pad: clamp(20px, 4vw, 72px);
}

/* Light theme: same drawing-sheet language on drafting paper — cool white
   ground, navy ink, accent deepened to hold contrast on white. Stamped on
   <html> by the head script (localStorage) before first paint. */
html[data-theme="light"]{
  --bg:        #eef1f7;
  --bg-alt:    #e6eaf3;
  --surface:   #f8fafd;
  --surface-2: #e7ecf5;
  --line:      #c3cede;
  --line-soft: rgba(25,55,115,0.10);
  --ink:       #101c31;
  --ink-dim:   #4a5a7e;
  --ink-faint: #7e8ca9;
  --accent:    #d64a12;
  --accent-dim:#f6d6c5;
  --nav-bg:    rgba(238,241,247,0.92);
  --haze1:     rgba(214,74,18,0.13);
  --haze2:     rgba(90,120,190,0.13);
  --glow1:     rgba(40,100,230,0.07);
  --glow2:     rgba(100,30,210,0.05);
}
html{ color-scheme: dark; }
html[data-theme="light"]{ color-scheme: light; }
/* Stars belong to the dark sheet only */
html[data-theme="light"] #star-canvas{ display:none; }

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; background: var(--bg); position: relative; }
body{
  margin:0;
  overflow-x:clip;
  background: transparent;
  color: var(--ink);
  font-family: var(--f-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img{ max-width:100%; display:block; }
/* Ambient haze at the bottom of the document (anchored to html, which is
   position:relative) — sits between the page background and content
   (sections are z-index:1), so it appears as you scroll to the end of a page */
body::after{
  content:"";
  position:absolute; left:0; right:0; bottom:0; height:50vh;
  pointer-events:none; z-index:0;
  background:
    radial-gradient(80% 90% at 62% 104%, var(--haze1), transparent 62%),
    radial-gradient(130% 95% at 50% 112%, var(--haze2), transparent 68%);
}
#star-canvas{ position:absolute; top:0; left:0; z-index:0; pointer-events:none; }
.site-nav, .hero, .section, .site-footer,
.proj-hero, .proj-overview, .proj-section{ position:relative; z-index:1; }
a{ color: inherit; text-decoration: none; }
h1,h2,h3,h4{ margin:0; font-family: var(--f-display); font-weight:800; letter-spacing:0.01em; }
p{ margin:0 0 1em; color: var(--ink-dim); }
ul{ margin:0; padding:0; list-style:none; }
button{ font-family: inherit; }

@media (prefers-reduced-motion: reduce){
  *{ animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important; scroll-behavior:auto !important; }
}

/* ---------- utility ---------- */
.wrap{ max-width: var(--maxw); margin: 0 auto; padding-left: var(--pad); padding-right: var(--pad); }
.eyebrow{
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  display:flex;
  align-items:center;
  gap:10px;
}
.eyebrow::before{
  content:"";
  width:16px; height:1px;
  background: var(--accent);
  display:inline-block;
}
.section{ padding: 96px 0; border-bottom:1px solid var(--line-soft); }
.section:last-of-type{ border-bottom:none; }
.section-head{ margin-bottom: 48px; max-width: 640px; }
.section-head h2{ font-size: clamp(28px,4vw,42px); margin-top:10px; text-transform:uppercase; }

:focus-visible{
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* ---------- title block (signature element) ---------- */
.title-block{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--line);
  font-family: var(--f-mono);
  font-size: 11px;
  background: var(--surface);
}
.title-block div{
  padding: 10px 14px;
  border-right: 1px solid var(--line);
}
.title-block div:last-child{ border-right:none; }
.title-block span{
  display:block;
  color: var(--ink-faint);
  text-transform:uppercase;
  letter-spacing:0.08em;
  font-size:9px;
  margin-bottom:4px;
}
.title-block strong{ color: var(--ink); font-weight:500; }
@media (max-width: 640px){
  .title-block{ grid-template-columns: repeat(2,1fr); }
  .title-block div:nth-child(2){ border-right:none; }
}

/* ---------- nav ---------- */
.site-nav{
  position: sticky; top:0; z-index:50;
  background: var(--nav-bg);
  backdrop-filter: blur(8px);
  border-bottom:1px solid var(--line);
}
.site-nav .wrap{
  display:flex; align-items:center; justify-content:space-between;
  height:64px; max-width:none; padding:0 28px;
}
.brand{
  font-family: var(--f-display);
  font-weight:900;
  font-size:28px;
  letter-spacing:0.03em;
  display:flex; align-items:center; gap:10px;
}

.nav-links{ display:flex; gap:32px; align-items:center; }
.nav-links a{
  font-family: var(--f-mono);
  font-size:12px;
  letter-spacing:0.1em;
  text-transform:uppercase;
  color: var(--ink-dim);
  position:relative;
  padding: 6px 0;
}
.nav-links a{ transition: color .2s ease; }
.nav-links a:hover, .nav-links a.active{ color: var(--ink); }
.nav-links a.active::after{
  content:"";
  position:absolute; left:0; right:0; bottom:-2px; height:2px; background:var(--accent);
}
.nav-toggle{
  display:none; background:none; border:1px solid var(--line); color:var(--ink);
  width:40px; height:40px; cursor:pointer; border-radius:4px;
  align-items:center; justify-content:center; flex-shrink:0;
  transition: border-color .2s ease, color .2s ease;
}
.nav-toggle .icon-close{ display:none; }
.nav-toggle.open .icon-menu{ display:none; }
.nav-toggle.open .icon-close{ display:block; }
.nav-links .nav-linkedin{
  display:flex; align-items:center; justify-content:center;
  width:28px; height:28px; flex-shrink:0;
  border:1px solid var(--line); border-radius:3px;
  font-family:var(--f-display); font-size:13px; font-weight:700;
  color:var(--ink-dim); letter-spacing:0; text-transform:none; padding:0;
  transition:color .2s, border-color .2s;
}
.nav-links .nav-linkedin:hover{ color:var(--ink); border-color:var(--ink-dim); }
.nav-links .nav-linkedin::after{ display:none !important; }

/* ---------- nav dropdown ---------- */
.nav-item{ position:relative; display:flex; align-items:center; }
.nav-item > a{ display:flex; align-items:center; gap:4px; }
.nav-item .caret{ font-size:9px; opacity:0.5; transition:transform 0.2s; line-height:1; }
.nav-item:hover .caret,
.nav-item.open .caret{ transform:rotate(180deg); }
.nav-dropdown-menu{
  position:absolute; top:calc(100% + 8px); left:50%;
  transform:translateX(-50%) translateY(-6px);
  min-width:210px;
  background:var(--surface); border:1px solid var(--line); border-radius:6px;
  padding:4px 0;
  opacity:0; pointer-events:none;
  transition:opacity 0.15s, transform 0.15s;
  z-index:200;
}
/* Bridge the 8px gap so slow mouse movement doesn't close the dropdown */
.nav-dropdown-menu::before{
  content:''; position:absolute; top:-9px; left:0; right:0; height:9px;
}
.nav-item:hover .nav-dropdown-menu,
.nav-item.open .nav-dropdown-menu{
  opacity:1; pointer-events:auto;
  transform:translateX(-50%) translateY(0);
}
.nav-dropdown-menu a{
  display:block; padding:9px 16px;
  font-size:12px; color:var(--ink-dim);
  white-space:nowrap; position:static;
}
.nav-dropdown-menu a{ transition: color .2s ease, background .2s ease; }
.nav-dropdown-menu a:hover{ color:var(--ink); background:var(--surface-2); }
.nav-dropdown-menu a::after{ display:none !important; }
.nav-dropdown-menu .see-all{
  color:var(--accent) !important;
  border-top:1px solid var(--line); margin-top:4px; padding-top:9px;
}

@media (max-width: 800px){
  .nav-links{
    position:absolute; top:64px; left:0; right:0;
    flex-direction:column; align-items:flex-start; gap:0;
    background: var(--bg-alt); border-bottom:1px solid var(--line);
    max-height:0; overflow:hidden; transition:max-height .25s ease;
  }
  .nav-links.open{ max-height:600px; }
  .nav-links a{ width:100%; padding:16px var(--pad); border-bottom:1px solid var(--line-soft); }
  .nav-toggle{ display:block; }
  .nav-item{ flex-direction:column; align-items:flex-start; width:100%; }
  .nav-item > a{ width:100%; }
  .nav-dropdown-menu{
    position:static; transform:none; opacity:1; pointer-events:auto;
    background:var(--bg); border:none; border-radius:0;
    max-height:0; overflow:hidden; transition:max-height .25s ease;
    padding:0; min-width:0; width:100%;
  }
  .nav-item.open .nav-dropdown-menu{ max-height:300px; padding:4px 0; transform:none; }
  .nav-dropdown-menu a{ padding-left:calc(var(--pad) + 20px) !important; border-bottom:1px solid var(--line-soft); }
  .nav-dropdown-menu .see-all{ border-top:none; margin-top:0; padding-top:9px; }
  .nav-links .nav-linkedin{
    width:100%; height:auto; border:none; border-radius:0; border-bottom:1px solid var(--line-soft);
    justify-content:flex-start; padding:16px var(--pad) !important;
    font-size:12px; letter-spacing:0.1em; text-transform:uppercase;
  }
  .nav-links .nav-linkedin::before{ content:'LinkedIn'; }
  .nav-links .nav-linkedin{ font-size:0; }
  .nav-links .nav-linkedin::before{ font-size:12px; font-family:var(--f-mono); }
}

/* ---------- hero ---------- */
.hero{ padding: 72px 0 64px; overflow:hidden; min-height:calc(100dvh - 64px); display:flex; align-items:center; }
.hero::before{
  content:''; position:absolute; inset:0; pointer-events:none; z-index:0;
  background:
    radial-gradient(ellipse 70% 90% at 85% 40%, var(--glow1) 0%, transparent 65%),
    radial-gradient(ellipse 50% 60% at 8% 85%, var(--glow2) 0%, transparent 55%);
}
.hero .wrap{ position:relative; z-index:1; width:100%; max-width:none; }
.hero-grid{
  display:grid; grid-template-columns: 1.2fr 0.8fr; gap:56px; align-items:center;
}
@media (max-width: 900px){ .hero-grid{ grid-template-columns:1fr; } }
.hero h1{
  font-size: clamp(48px, 9vw, 96px);
  line-height:0.95;
  text-transform:uppercase;
  margin: 16px 0 20px;
}
.hero h1 em{ font-style:normal; }
.hero .role{
  font-family:var(--f-mono); font-size:14px; color:var(--ink-dim);
  letter-spacing:0.04em; margin-bottom:28px; max-width:520px;
}
.hero-photo-frame{
  position:relative; border:1px solid var(--line); padding:14px;
  background:var(--surface);
}
.hero-photo-frame img{ width:100%; height:auto; filter:grayscale(0.15) contrast(1.05); }
.hero-slides{ position:relative; aspect-ratio:2/3; overflow:hidden; }
.hero-slides img{
  position:absolute; inset:0; width:100%; height:100%; object-fit:cover;
  opacity:0; transition:opacity .9s cubic-bezier(0.16,1,0.3,1);
}
.hero-slides img.active{ opacity:1; }
.hero-dots{ display:flex; justify-content:center; gap:8px; padding-top:12px; }
.hero-dots:empty{ display:none; }
.hero-dots button{
  width:22px; height:3px; padding:0; border:none; cursor:pointer;
  background:var(--line); transition:background .25s ease;
}
.hero-dots button:hover{ background:var(--ink-dim); }
.hero-dots button.active{ background:var(--accent); }
.crop-tick{ position:absolute; width:16px; height:16px; }
.crop-tick.tl{ top:6px; left:6px; border-top:2px solid var(--accent); border-left:2px solid var(--accent); }
.crop-tick.tr{ top:6px; right:6px; border-top:2px solid var(--accent); border-right:2px solid var(--accent); }
.crop-tick.bl{ bottom:6px; left:6px; border-bottom:2px solid var(--accent); border-left:2px solid var(--accent); }
.crop-tick.br{ bottom:6px; right:6px; border-bottom:2px solid var(--accent); border-right:2px solid var(--accent); }

/* ---------- about ---------- */
.about-grid{ display:grid; grid-template-columns: 1.3fr 0.7fr; gap:64px; }
@media (max-width:900px){ .about-grid{ grid-template-columns:1fr; } }
.about-grid p{ font-size:16px; color:var(--ink-dim); }
.about-grid p strong{ color:var(--ink); font-weight:600; }
.spec-list{ border-top:1px solid var(--line); }
.spec-list li{
  display:flex; justify-content:space-between; gap:16px;
  padding: 14px 0; border-bottom:1px solid var(--line);
  font-family:var(--f-mono); font-size:13px;
}
.spec-list li span:first-child{ color:var(--ink-faint); text-transform:uppercase; letter-spacing:0.06em; }
.spec-list li span:last-child{ color:var(--ink); text-align:right; }

/* ---------- project cards / grid ---------- */
.project-grid{ display:grid; grid-template-columns: repeat(2, 1fr); gap:20px; }
@media (max-width: 620px){ .project-grid{ grid-template-columns: 1fr; } }
.p-card{
  background:var(--surface); display:flex; flex-direction:column;
  transition: background .2s ease;
}
.p-card:hover{ background:var(--surface-2); }
.p-card .thumb{ aspect-ratio: 3/2; overflow:hidden; background:var(--surface); }
.p-card .thumb img{ width:100%; height:100%; object-fit:contain; filter:grayscale(0.2) contrast(1.05); transition:filter .3s ease; }
.p-card:hover .thumb img{ filter:grayscale(0) contrast(1.05); }
.p-card .body{ padding:22px; display:flex; flex-direction:column; gap:10px; flex:1; }
.p-card .tag{ font-family:var(--f-mono); font-size:11px; color:var(--accent); text-transform:uppercase; letter-spacing:0.1em; }
.p-card h3{ font-size:22px; text-transform:uppercase; }
.p-card p{ font-size:14px; flex:1; }
.p-card .go{
  font-family:var(--f-mono); font-size:12px; letter-spacing:0.06em; text-transform:uppercase;
  color:var(--ink); padding-top:12px; margin-top:auto;
  display:flex; justify-content:space-between; align-items:center;
}
.p-card .go .arrow{ transition:transform .2s ease; color:var(--accent); }
.p-card:hover .go .arrow{ transform:translateX(4px); }
.p-card.disabled{ opacity:0.55; }
.p-card.disabled .go{ color:var(--ink-faint); }
.p-card.disabled .go .arrow{ color:var(--ink-faint); }

/* ---------- project detail page ---------- */
/* Projects page — photo behind text */
.projects-photo-hero{ overflow:hidden; min-height:min(520px,55vw); align-items:flex-end !important; padding:80px 0 56px !important; }
.projects-hero-img{ position:absolute; inset:0; width:100%; height:100%; object-fit:cover; object-position:center 40%; display:block; filter:brightness(0.4); z-index:0; }
.projects-photo-hero > .wrap{ position:relative; z-index:1; }
/* Text sits on a darkened photo in both themes — keep it light explicitly */
.projects-photo-hero h1{ color:#f2f6ff; }
.projects-photo-hero .role{ color:rgba(235,242,255,0.78); }
@media(max-width:640px){ .projects-photo-hero{ min-height:420px; padding:48px 0 40px !important; } }


.proj-hero{ position:relative; border-bottom:1px solid var(--line); background:#adb5a8; }
.proj-hero-img{ width:100%; max-height:520px; object-fit:contain; }
.proj-hero-caption{
  position:absolute; bottom:0; left:0; right:0; z-index:1;
  background:linear-gradient(180deg, transparent, rgba(0,0,0,0.75));
  padding: 60px var(--pad) 24px;
}
.proj-hero-caption .wrap{ padding:0; }
.proj-hero-caption h1{ font-size:clamp(36px,6vw,64px); text-transform:uppercase; color:#fff; }

.proj-overview{ padding: 48px 0 0; }
.proj-overview p{ font-size:18px; max-width:760px; }

.proj-section{ padding: 56px 0; border-top:1px solid var(--line-soft); }
.proj-section .num{
  font-family:var(--f-mono); font-size:13px; color:var(--accent); letter-spacing:0.1em;
}
.proj-section h2{ font-size:28px; text-transform:uppercase; margin:8px 0 20px; }
.proj-section .cols{ display:grid; grid-template-columns: 1.1fr 0.9fr; gap:40px; align-items:start; }
.proj-section .cols.reverse{ direction:rtl; }
.proj-section .cols.reverse > *{ direction:ltr; }
@media (max-width:860px){ .proj-section .cols{ grid-template-columns:1fr; } .proj-section .cols.reverse{ direction:ltr; } }
.proj-imgs{ display:grid; gap:4px; }
.proj-imgs.g2{ grid-template-columns:1fr 1fr; }
.proj-imgs.g3{ grid-template-columns:1fr 1fr 1fr; }
.proj-imgs img{
  width:100%; height:auto; display:block;
  object-fit:cover; border:1px solid var(--line);
}
.proj-imgs.g2, .proj-imgs.g3{ overflow:hidden; border:1px solid var(--line); gap:1px; background:var(--line); }
.proj-imgs.g2 img, .proj-imgs.g3 img{ aspect-ratio:4/3; border:none; }
.proj-imgs.wide img{ aspect-ratio:auto; max-height:480px; object-fit:cover; }
.proj-imgs + .proj-imgs{ margin-top:20px; }
.img-placeholder{
  display:flex; align-items:center; justify-content:center;
  min-height:220px; background:var(--surface); border:1px solid var(--line);
  font-family:var(--f-mono); font-size:12px; color:var(--ink-faint); letter-spacing:0.06em;
}
.proj-imgs .cap{
  grid-column:1/-1; font-family:var(--f-mono); font-size:11px; color:var(--ink-faint); margin-top:2px;
}

.proj-nav{
  display:flex; justify-content:space-between; padding:40px 0 0;
}
.proj-nav a{ font-family:var(--f-mono); font-size:12px; letter-spacing:0.08em; text-transform:uppercase; color:var(--ink-dim); }
.proj-nav a{ transition: color .2s ease; }
.proj-nav a:hover{ color:var(--accent); }

/* ---------- 3D model viewer ---------- */
.model-viewer-wrap{
  position:relative; width:100%; height:520px;
  background:#0f1c30; border:1px solid var(--line); border-radius:4px;
  overflow:hidden; margin-top:16px;
}
.model-viewer-wrap canvas{ display:block; }
.viewer-idle{
  position:absolute; inset:0;
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:16px;
}
.viewer-idle p{
  font-family:var(--f-mono); font-size:11px; color:var(--ink-faint);
  letter-spacing:0.04em; text-align:center; margin:0; max-width:320px;
}
.viewer-loading{
  position:absolute; inset:0;
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:14px;
  font-family:var(--f-mono); font-size:12px; letter-spacing:0.06em;
  color:var(--ink-faint);
}
.viewer-loading span{ animation:viewer-pulse 1.6s ease-in-out infinite; }
@keyframes viewer-pulse{ 0%,100%{opacity:0.4} 50%{opacity:0.9} }
.viewer-progress{
  width:min(260px, 60%); height:2px;
  background:var(--line); border-radius:1px; overflow:hidden;
}
.viewer-progress i{
  display:block; height:100%; width:0;
  background:var(--accent);
  transition:width .15s linear;
}
.viewer-hint{
  position:absolute; bottom:56px; left:12px;
  font-family:var(--f-mono); font-size:10px; letter-spacing:0.04em;
  color:rgba(200,220,255,0.22); pointer-events:none; white-space:nowrap;
}
/* Toolbar */
.viewer-toolbar{
  position:absolute; bottom:16px; left:50%; transform:translateX(-50%);
  z-index:5; pointer-events:auto;
}
.viewer-tools-row{
  display:flex; align-items:center; gap:2px;
  padding:5px 8px;
  background:rgba(7,16,30,0.82); backdrop-filter:blur(14px);
  border:1px solid rgba(200,220,255,0.1); border-radius:100px;
}
.vtool{
  background:none; border:none;
  font-family:var(--f-mono); font-size:11px; letter-spacing:0.05em; text-transform:uppercase;
  color:rgba(200,220,255,0.45);
  padding:5px 11px; border-radius:100px; cursor:pointer;
  transition:background 0.15s, color 0.15s;
}
.vtool:hover{ color:rgba(200,220,255,0.85); background:rgba(255,255,255,0.06); }
.vtool.active{ background:rgba(91,156,246,0.18); color:#88aaff; }
.vtool-sep{ width:1px; height:14px; background:rgba(200,220,255,0.12); margin:0 3px; flex-shrink:0; }
@media (max-width:600px){
  .model-viewer-wrap{ height:340px; }
  .vtool{ padding:5px 8px; font-size:10px; }
}

/* ---------- contact ---------- */
.contact-grid{ display:grid; grid-template-columns: 0.8fr 1.2fr; gap:56px; }
@media (max-width:900px){ .contact-grid{ grid-template-columns:1fr; } }
.contact-info dl{ font-family:var(--f-mono); font-size:14px; }
.contact-info dt{ color:var(--ink-faint); text-transform:uppercase; font-size:11px; letter-spacing:0.08em; margin-top:20px; }
.contact-info dd{ margin:4px 0 0; color:var(--ink); }
.social-row{ display:flex; gap:14px; margin-top:28px; }
.social-row a{
  width:38px; height:38px; border:1px solid var(--line); display:flex; align-items:center; justify-content:center;
  font-family:var(--f-mono); font-size:11px;
}
.social-row a{ transition: border-color .2s ease, color .2s ease; }
.social-row a:hover{ border-color:var(--accent); color:var(--accent); }

form.contact-form{ display:grid; gap:16px; }
.form-row{ display:grid; grid-template-columns:1fr 1fr; gap:16px; }
@media (max-width:600px){ .form-row{ grid-template-columns:1fr; } }
.contact-form label{
  font-family:var(--f-mono); font-size:11px; text-transform:uppercase; letter-spacing:0.08em; color:var(--ink-faint);
  display:block; margin-bottom:6px;
}
.contact-form input, .contact-form textarea{
  width:100%; background:var(--surface); border:1px solid var(--line); color:var(--ink);
  padding:12px 14px; font-family:var(--f-body); font-size:14px;
  border-radius:0; -webkit-appearance:none; appearance:none;
}
.contact-form input, .contact-form textarea{ transition: border-color .2s ease; }
.contact-form input:focus, .contact-form textarea:focus{ border-color:var(--accent); outline:none; }
.contact-form textarea{ resize:vertical; min-height:120px; }
.btn{
  font-family:var(--f-mono); font-size:12px; text-transform:uppercase; letter-spacing:0.1em;
  background:var(--accent); color:var(--accent-ink); border:none; padding:14px 26px;
  cursor:pointer; width:fit-content; transition:opacity .2s ease;
}
.btn:hover{ opacity:0.85; }
.btn.ghost{ background:transparent; color:var(--ink); border:1px solid var(--line); transition: border-color .2s ease, color .2s ease; }
.btn.ghost:hover{ border-color:var(--accent); color:var(--accent); opacity:1; }
.form-note{ font-family:var(--f-mono); font-size:12px; color:var(--accent); min-height:18px; }

/* ---------- resume / CV ---------- */
.resume-actions{ display:flex; gap:16px; flex-wrap:wrap; margin: 28px 0 48px; }
.cv{ max-width:820px; }
.cv-header{
  padding-bottom:24px; border-bottom:2px solid var(--line); margin-bottom:36px;
}
.cv-header h2{
  font-family:var(--f-display); font-size:clamp(30px,5vw,46px);
  text-transform:uppercase; font-weight:900; letter-spacing:0.02em; margin-bottom:10px;
}
.cv-contact{
  font-family:var(--f-mono); font-size:13px;
  color:var(--ink-dim); letter-spacing:0.05em;
}
.cv-section{ margin-bottom:40px; }
.cv-section > h3{
  font-family:var(--f-mono); font-size:11px;
  text-transform:uppercase; letter-spacing:0.14em;
  color:var(--accent); margin-bottom:20px;
  display:flex; align-items:center; gap:12px;
}
.cv-section > h3::after{ content:''; flex:1; height:1px; background:var(--line); }
.cv-entry{ margin-bottom:28px; }
.cv-entry:last-child{ margin-bottom:0; }
.cv-entry-head{
  display:flex; justify-content:space-between; align-items:baseline; gap:12px; flex-wrap:wrap;
  font-size:15px; font-weight:700; color:var(--ink); margin-bottom:4px;
}
.cv-loc{ font-family:var(--f-mono); font-size:12px; color:var(--ink-faint); white-space:nowrap; }
.cv-entry-sub{
  display:flex; justify-content:space-between; align-items:baseline; gap:12px; flex-wrap:wrap;
  font-family:var(--f-mono); font-size:12px; margin-bottom:10px;
}
.cv-role{ color:var(--accent); font-weight:600; }
.cv-date{ color:var(--ink-faint); white-space:nowrap; }
.cv-note{ font-family:var(--f-mono); font-size:12px; color:var(--ink-dim); margin:0 0 8px; }
.cv-list{ padding:0; list-style:none; display:flex; flex-direction:column; gap:8px; }
.cv-list li{
  font-size:14px; color:var(--ink-dim); line-height:1.6;
  padding-left:18px; position:relative;
}
.cv-list li::before{
  content:'▸'; position:absolute; left:0;
  color:var(--accent); font-size:10px; top:4px;
}
.cv-subrole{ padding-left:18px; border-left:2px solid var(--line); margin-top:18px; }
.cv-subrole .cv-entry-sub{ margin-bottom:8px; }
.cv-skills{ display:grid; grid-template-columns:max-content 1fr; gap:8px 28px; }
.cv-skills dt{
  font-family:var(--f-mono); font-size:11px; text-transform:uppercase;
  letter-spacing:0.08em; color:var(--ink-faint); white-space:nowrap; padding-top:1px;
}
.cv-skills dd{ font-size:14px; color:var(--ink-dim); margin:0; }
@media (max-width:600px){ .cv-skills{ grid-template-columns:1fr; } }

/* ---------- photography ---------- */
.collection-head{ display:flex; justify-content:space-between; align-items:baseline; gap:24px; margin-bottom:28px; flex-wrap:wrap; }
.collection-head h2{ font-size:clamp(26px,4vw,36px); text-transform:uppercase; margin-top:6px; }
.filmstrip{ columns:3; column-gap:6px; }
.filmstrip.four{ columns:4; }
@media (max-width:900px){ .filmstrip{ columns:2; } .filmstrip.four{ columns:2; } }
@media (max-width:500px){ .filmstrip{ columns:1; } .filmstrip.four{ columns:2; } }
.frame{
  position:relative; overflow:hidden; background:var(--surface);
  cursor:pointer; break-inside:avoid; margin-bottom:6px; display:block;
}
.frame::after{
  content:''; position:absolute; inset:0; pointer-events:none;
  background:rgba(0,0,0,0); transition:background .35s ease;
}
.frame:hover::after{ background:rgba(0,0,0,0.22); }
.frame img{ width:100%; height:auto; display:block; transition:transform .55s cubic-bezier(0.16,1,0.3,1); }
.frame:hover img{ transform:scale(1.04); }
.frame .fnum{
  position:absolute; bottom:10px; left:10px; font-family:var(--f-mono); font-size:10px; color:#fff;
  letter-spacing:0.08em; padding:3px 7px; background:rgba(0,0,0,0.5);
  opacity:0; transition:opacity .3s ease;
}
.frame:hover .fnum{ opacity:1; }

/* ---------- footer ---------- */
.site-footer{ padding: 56px 0 40px; border-top:1px solid var(--line); }
.footer-grid{ display:flex; justify-content:space-between; gap:32px; flex-wrap:wrap; align-items:flex-end; }
.footer-grid .brand{ margin-bottom:8px; }
.footer-links{ display:flex; gap:24px; flex-wrap:wrap; }
.footer-links a{ font-family:var(--f-mono); font-size:12px; color:var(--ink-dim); text-transform:uppercase; letter-spacing:0.08em; }
.footer-links a{ transition: color .2s ease; }
.footer-links a:hover{ color:var(--accent); }
.footer-legal{
  font-family:var(--f-mono); font-size:11px; color:var(--ink-faint); margin-top:32px;
  display:flex; justify-content:space-between; align-items:baseline; gap:16px; flex-wrap:wrap;
}
/* Theme toggle — quiet text button in the footer; label names the mode you'd switch to */
.theme-toggle{
  background:none; border:none; padding:0; cursor:pointer;
  font-family:var(--f-mono); font-size:11px; color:var(--ink-faint);
  letter-spacing:0.08em; text-transform:uppercase;
  text-decoration:underline; text-underline-offset:3px; text-decoration-color:var(--line);
  transition:color .2s ease;
}
.theme-toggle:hover, .theme-toggle:focus-visible{ color:var(--accent); }
.theme-toggle .tt-dark{ display:none; }
html[data-theme="light"] .theme-toggle .tt-light{ display:none; }
html[data-theme="light"] .theme-toggle .tt-dark{ display:inline; }

/* ---------- reveal-on-scroll ---------- */
.reveal{ opacity:0; transform: translateY(16px); transition: opacity .55s cubic-bezier(0.16,1,0.3,1), transform .55s cubic-bezier(0.16,1,0.3,1); transition-delay: var(--delay, 0ms); }
.reveal.in{ opacity:1; transform:none; }

/* ---------- scroll hint ---------- */
.scroll-hint{
  position:absolute; bottom:28px; left:0; right:0;
  display:flex; flex-direction:column; align-items:center; gap:8px;
  color:var(--ink-faint); font-family:var(--f-mono); font-size:11px;
  letter-spacing:0.12em; text-transform:uppercase; pointer-events:none;
  animation:scroll-bob 2.4s ease-in-out infinite;
}
@keyframes scroll-bob{
  0%,100%{ opacity:0.45; transform:translateY(0); }
  50%{ opacity:0.2; transform:translateY(7px); }
}
@media(max-width:640px){ .scroll-hint{ display:none; } }

/* ================================================================
   Mobile responsive — fills gaps left by per-component breakpoints
   ================================================================ */

/* Vertical spacing: 96px sections are too much on a phone */
@media (max-width: 640px){
  .hero{ padding: 48px 0 36px; }
  .section{ padding: 60px 0; }
  .proj-section{ padding: 40px 0; }
  .proj-overview{ padding: 32px 0 0; }
  .proj-overview p{ font-size: 16px; }
  .section-head{ margin-bottom: 32px; }
}

/* Image grids: 3-col and 2-col become unreadable on narrow screens */
@media (max-width: 600px){
  .proj-imgs.g3{
    grid-template-columns: 1fr;
  }
  .proj-imgs.g3 img{ aspect-ratio: auto; }
  /* stack-sm: custom inline-styled grids opt into single-column stacking
     (!important needed to beat the inline grid-template-columns) */
  .proj-imgs.stack-sm{ grid-template-columns: 1fr !important; }
}
@media (max-width: 460px){
  .proj-imgs.g2{
    grid-template-columns: 1fr;
  }
  .proj-imgs.g2 img{ aspect-ratio: auto; }
}

/* Spec list: "label  value" side-by-side breaks below ~520px */
@media (max-width: 520px){
  .spec-list li{ flex-direction: column; gap: 3px; }
  .spec-list li span:last-child{ text-align: left; }
}

/* Hero photo: cap size so it doesn't swamp a phone screen */
@media (max-width: 640px){
  .hero-photo-frame{ max-width: 320px; }
}

/* Project nav: 3 items across can clip on very narrow screens */
@media (max-width: 480px){
  .proj-nav{ flex-direction: column; align-items: flex-start; gap: 14px; }
}

/* Project hero caption text */
@media (max-width: 480px){
  .proj-hero-caption h1{ font-size: clamp(28px, 8vw, 48px); }
}

/* CV: breathing room adjustments */
@media (max-width: 600px){
  .cv-contact{ font-size: 12px; line-height: 1.9; }
  .cv-subrole{ padding-left: 10px; }
  .cv-entry-head{ font-size: 14px; }
}

/* Viewer hint text doesn't apply to touch */
@media (max-width: 600px){
  .viewer-hint{ display: none; }
}

/* Footer title-block: 4 cells → 2×2 already at 640px;
   squeeze padding on very small screens */
@media (max-width: 400px){
  .title-block div{ padding: 8px 10px; }
  .footer-links{ gap: 16px; }
}

/* ---------- photography lightbox ---------- */
.lightbox{
  position: fixed; inset: 0; z-index: 200;
  display: none;
  align-items: center; justify-content: center;
  background: rgba(4,9,17,0.94);
  padding: 48px 64px 64px;
}
.lightbox.open{ display: flex; }
.lightbox img{
  max-width: min(1200px, 100%); max-height: 100%;
  width: auto; height: auto;
  border: 1px solid rgba(200,215,240,0.2);
  box-shadow: 0 24px 80px rgba(0,0,0,0.6);
}
/* Overlay is always dark regardless of theme — chrome colors are hardcoded */
.lightbox-meta{
  position: absolute; left: 0; right: 0; bottom: 18px;
  text-align: center;
  font-family: var(--f-mono); font-size: 12px; letter-spacing: 0.08em;
  color: rgba(200,215,240,0.75);
}
.lightbox-meta .fno{ color: var(--accent); margin-right: 14px; }
.lightbox button{
  position: absolute;
  display: flex; align-items: center; justify-content: center;
  background: none; border: 1px solid rgba(200,215,240,0.28);
  color: rgba(200,215,240,0.85); cursor: pointer;
  font-family: var(--f-mono); font-size: 16px; line-height: 1;
  width: 40px; height: 40px;
  transition: color .15s, border-color .15s;
}
.lightbox button:hover, .lightbox button:focus-visible{ color: var(--accent); border-color: var(--accent); }
.lightbox .lb-close{ top: 16px; right: 16px; }
.lightbox .lb-prev{ left: 12px; top: 50%; transform: translateY(-50%); }
.lightbox .lb-next{ right: 12px; top: 50%; transform: translateY(-50%); }
body.lightbox-lock{ overflow: hidden; }
.filmstrip .frame{ cursor: zoom-in; }
@media (max-width: 640px){
  .lightbox{ padding: 56px 8px 56px; }
  .lightbox .lb-prev{ left: 6px; }
  .lightbox .lb-next{ right: 6px; }
}

/* ---------- print (tuned for the resume page) ---------- */
@media print{
  @page{ margin:0.55in; }
  *{ box-shadow:none !important; text-shadow:none !important; }
  html, body{ background:#fff !important; color:#111 !important; }
  body::after{ display:none !important; }
  .site-nav, .site-footer, .scroll-hint, .resume-actions, .hero-dots, .nav-toggle{ display:none !important; }
  .reveal{ opacity:1 !important; transform:none !important; transition:none !important; }
  .page-resume .hero{ display:none !important; }
  .section{ padding:16px 0 0 !important; }
  .wrap{ max-width:100% !important; padding:0 !important; }
  a{ color:#000 !important; text-decoration:none !important; }
  h1,h2,h3,h4, .cv-entry-head, .cv-header h2{ color:#000 !important; }
  .cv{ max-width:100% !important; }
  .cv-header{ border-color:#000 !important; padding-bottom:16px !important; margin-bottom:24px !important; }
  .cv-section{ margin-bottom:28px !important; }
  .cv-section > h3{ color:#000 !important; }
  .cv-section > h3::after{ background:#999 !important; }
  .cv-entry{ break-inside:avoid; }
  .cv-role{ color:#000 !important; font-weight:700 !important; }
  .cv-contact, .cv-loc, .cv-date, .cv-note, .cv-skills dt{ color:#444 !important; }
  .cv-list li, .cv-skills dd{ color:#111 !important; }
  .cv-list li::before{ color:#000 !important; }
  .cv-subrole{ border-color:#bbb !important; }
}
