:root{
  --cream:#F4EEE2;
  --cream-2:#EAE2D2;
  --ink:#1A1A1A;
  --ink-soft:#3a3a3a;
  --muted:#7a7368;
  --rust:#2D5D85;
  --rust-soft:#7AB5D8;
  --sky:#A8D2E8;
  --sky-soft:#D6EAF4;
  --sky-deep:#4A8FB5;
  --paper:#FFFBF2;
}
[data-theme="dark"]{
  --cream:#15171B;
  --cream-2:#262B31;
  --ink:#ECE6DA;
  --ink-soft:#C6C0B5;
  --muted:#928C80;
  --rust:#5BA3D6;
  --rust-soft:#7AB5D8;
  --sky:#A8D2E8;
  --sky-soft:#2A3742;
  --sky-deep:#6BB3D8;
  --paper:#1C2026;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--cream);
  color:var(--ink);
  font-family:'Inter',system-ui,-apple-system,sans-serif;
  font-size:17px;line-height:1.55;
  overflow-x:hidden;min-height:100vh;
  transition:background .3s ease,color .3s ease;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background-image:radial-gradient(rgba(0,0,0,0.04) 1px,transparent 1px);
  background-size:3px 3px;mix-blend-mode:multiply;
}
[data-theme="dark"] body::before{
  background-image:radial-gradient(rgba(255,255,255,0.022) 1px,transparent 1px);
  mix-blend-mode:screen;
}
.container{max-width:1200px;margin:0 auto;padding:0 32px;position:relative;z-index:1}

/* ── NAV (matches home) ── */
nav{
  position:fixed;top:24px;right:32px;z-index:50;
  display:flex;gap:6px;align-items:center;
  background:var(--paper);
  border:1.5px solid var(--ink);
  border-radius:999px;
  padding:6px 8px;
  box-shadow:3px 3px 0 var(--ink);
  font-family:'JetBrains Mono',monospace;
  font-size:12px;font-weight:500;
}
nav a{
  color:var(--ink);text-decoration:none;
  padding:6px 12px;border-radius:999px;
  transition:background .15s,color .15s;
}
nav a:hover{background:var(--cream-2)}
nav a.active{background:var(--sky);color:var(--ink)}
nav a.cta{background:var(--ink);color:var(--cream)}
nav a.cta:hover{background:var(--rust);color:var(--paper)}

/* theme toggle slider */
.theme-toggle{
  appearance:none;-webkit-appearance:none;
  flex:none;cursor:pointer;
  position:relative;
  width:52px;height:26px;padding:0;margin-left:2px;
  border:1.5px solid var(--ink);
  border-radius:999px;
  background:var(--cream-2);
  transition:background .2s;
}
.theme-toggle .knob{
  position:absolute;top:50%;left:3px;
  transform:translateY(-50%);
  width:18px;height:18px;border-radius:50%;
  background:var(--ink);
  display:flex;align-items:center;justify-content:center;
  font-size:11px;line-height:1;color:var(--paper);
  transition:left .22s ease,background .2s;
}
.theme-toggle .knob::after{content:"\2600"}            /* ☀ */
[data-theme="dark"] .theme-toggle .knob{left:31px}
[data-theme="dark"] .theme-toggle .knob::after{content:"\263E"} /* ☾ */

@media (max-width:600px){
  nav{padding:4px 6px;font-size:11px}
  nav a{padding:6px 10px}
  nav a.hide-sm{display:none}
}

/* ── HERO ── */
.hero{
  padding:140px 0 40px;position:relative;
}
.crumb{
  font-family:'JetBrains Mono',monospace;font-size:13px;
  color:var(--muted);margin-bottom:24px;
  display:flex;align-items:center;gap:10px;
}
.crumb::before{content:"";width:32px;height:1.5px;background:var(--ink)}
.crumb a{color:var(--muted);text-decoration:none;border-bottom:1px dashed var(--muted)}
.crumb a:hover{color:var(--rust);border-color:var(--rust)}

h1.title{
  font-family:'Instrument Serif',serif;font-weight:400;
  font-size:clamp(64px,12vw,160px);line-height:.92;
  letter-spacing:-.02em;margin-bottom:24px;
}
h1.title em{font-style:italic;color:var(--rust)}
h1.title .blue{color:var(--sky-deep);font-style:italic}

.lede{
  font-size:19px;color:var(--ink-soft);
  max-width:600px;margin-bottom:40px;line-height:1.55;
}
.lede em{color:var(--rust);font-style:normal;font-weight:600}

/* hand-drawn underline under "scrapbook" */
.squiggle{
  position:absolute;width:280px;height:14px;color:var(--sky-deep);
  margin-top:-4px;display:block;opacity:.85;
}

/* ── FILTERS ── */
.filters{
  display:flex;flex-wrap:wrap;gap:8px;
  padding:16px 0 60px;
  border-top:1px dashed var(--ink);
  margin-top:30px;padding-top:24px;
  align-items:center;
}
.filters .lbl{
  font-family:'JetBrains Mono',monospace;font-size:11px;
  color:var(--muted);text-transform:uppercase;letter-spacing:.08em;
  margin-right:12px;
}
.filter{
  font-family:'JetBrains Mono',monospace;font-size:13px;
  background:var(--paper);border:1.5px solid var(--ink);
  padding:7px 14px;border-radius:999px;
  cursor:pointer;color:var(--ink);
  transition:background .15s,color .15s,transform .1s;
}
.filter:hover{background:var(--cream-2)}
.filter.active{background:var(--ink);color:var(--cream)}
.filter[data-cat="chess"].active{background:var(--rust);border-color:var(--rust);color:var(--paper)}
.filter[data-cat="ski"].active{background:var(--sky-deep);border-color:var(--sky-deep);color:var(--paper)}
.filter[data-cat="music"].active{background:#6B4FAA;border-color:#6B4FAA;color:var(--paper)}
.filter[data-cat="math"].active{background:#1F4538;border-color:#1F4538;color:var(--paper)}
.filter[data-cat="campus"].active{background:#A8895A;border-color:#A8895A;color:var(--paper)}

/* ── GALLERY ── */
.gallery{
  column-count:4;column-gap:24px;
  padding:0 0 80px;
}
@media (max-width:1100px){.gallery{column-count:3}}
@media (max-width:780px){.gallery{column-count:2}}
@media (max-width:520px){.gallery{column-count:1}}

.polaroid{
  background:var(--paper);
  padding:14px 14px 40px;
  border:1px solid rgba(0,0,0,.1);
  box-shadow:0 8px 24px rgba(0,0,0,.12);
  margin:0 0 24px;
  break-inside:avoid;
  position:relative;
  cursor:zoom-in;
  transition:transform .25s,box-shadow .25s,opacity .25s;
  display:inline-block;width:100%;
}
.polaroid:nth-child(3n+1){transform:rotate(-1.5deg)}
.polaroid:nth-child(3n+2){transform:rotate(1.2deg)}
.polaroid:nth-child(5n+3){transform:rotate(-2.4deg)}
.polaroid:nth-child(7n+4){transform:rotate(2deg)}
.polaroid:hover{transform:scale(1.04) rotate(0deg)!important;z-index:5;box-shadow:0 16px 40px rgba(0,0,0,.22)}

.polaroid img.ph{
  width:100%;display:block;
  object-fit:cover;
  background:#1a1a1a;
  border-radius:2px;
}

/* aspect ratios mixed for variety */
.polaroid.tall img.ph{aspect-ratio:3/4}
.polaroid.square img.ph{aspect-ratio:1/1}
.polaroid.wide img.ph{aspect-ratio:4/3}

.polaroid .caption{
  font-family:'Instrument Serif',serif;font-style:italic;
  font-size:15px;text-align:center;margin-top:10px;color:var(--ink-soft);
}
.polaroid .meta{
  font-family:'JetBrains Mono',monospace;font-size:10px;
  color:var(--muted);text-align:center;margin-top:2px;
  text-transform:uppercase;letter-spacing:.08em;
}
.polaroid.hidden{display:none}

/* ── LIGHTBOX ── */
.lightbox{
  position:fixed;inset:0;background:rgba(20,20,20,.85);
  display:none;align-items:center;justify-content:center;
  z-index:100;padding:40px;cursor:zoom-out;
  backdrop-filter:blur(6px);
}
.lightbox.show{display:flex}
.lightbox .frame{
  background:var(--paper);
  padding:24px 24px 60px;
  max-width:680px;width:100%;
  box-shadow:0 24px 80px rgba(0,0,0,.5);
  transform:rotate(-1deg);
  animation:pop .25s ease-out;
}
@keyframes pop{from{transform:rotate(-3deg) scale(.8);opacity:0}to{transform:rotate(-1deg) scale(1);opacity:1}}
.lightbox img.ph{
  width:100%;max-height:75vh;
  object-fit:contain;display:block;
  background:#1a1a1a;
}
.lightbox .caption{
  font-family:'Instrument Serif',serif;font-style:italic;
  font-size:22px;text-align:center;margin-top:18px;color:var(--ink);
}
.lightbox .close{
  position:fixed;top:24px;right:32px;
  background:var(--paper);color:var(--ink);
  border:1.5px solid var(--ink);border-radius:999px;
  width:44px;height:44px;display:flex;align-items:center;justify-content:center;
  cursor:pointer;font-size:18px;
}

/* ── EMPTY STATE ── */
.empty{
  text-align:center;padding:80px 20px;color:var(--muted);
  font-family:'JetBrains Mono',monospace;font-size:14px;
  display:none;
}
.empty.show{display:block}

/* ── FOOTER ── */
footer{
  padding:40px 0 60px;
  font-family:'JetBrains Mono',monospace;
  font-size:12px;color:var(--muted);
}
footer .row{display:flex;justify-content:space-between;flex-wrap:wrap;gap:20px}
footer a{color:var(--ink);text-decoration:none;border-bottom:1px dashed var(--ink)}
footer a:hover{color:var(--rust);border-color:var(--rust)}