/* ============================================================
   Sahil Chatterji - personal site
   Light theme, Newsreader serif throughout (headings + body)
   ============================================================ */

:root{
  --bg:#FBFAF7;
  --ink:#1C1A17;
  --muted:#6F6960;
  --accent:#B0552F;
  --accent-soft:rgba(176,85,47,0.26);
  --rule:#E6E2D9;
  --card:#FFFFFF;
  --max:920px;
  --col:680px;
  --serif:"Newsreader",Georgia,"Times New Roman",serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;scroll-behavior:smooth}
body{
  background:var(--bg);color:var(--ink);
  font-family:var(--serif);font-size:19px;line-height:1.62;
  font-weight:400;font-optical-sizing:auto;letter-spacing:0;
}
a{color:var(--accent);text-decoration:none;border-bottom:1px solid var(--accent-soft);transition:border-color .18s ease,color .18s ease}
a:hover{border-color:var(--accent)}
img{max-width:100%;display:block}

.wrap{max-width:var(--max);margin:0 auto;padding:0 32px}
.col{max-width:var(--col)}

/* ---------- header ---------- */
header{padding:30px 0 6px}
.nav{max-width:var(--max);margin:0 auto;padding:0 32px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.wordmark{font-size:21px;font-weight:500;letter-spacing:0.005em;color:var(--ink);border:none}
.nav-right{display:flex;align-items:center;gap:22px}
.nav-links{display:flex;gap:20px}
.nav-links a{color:var(--muted);border:none;font-size:17px;font-weight:400}
.nav-links a:hover{color:var(--ink)}
.socials{display:flex;gap:15px;align-items:center;padding-left:18px;border-left:1px solid var(--rule)}
.socials a{display:inline-flex;color:var(--muted);border:none}
.socials a:hover{color:var(--accent)}
.socials svg{width:18px;height:18px;display:block}

/* ---------- hero ---------- */
.hero{padding:62px 0 50px}
.hero h1{
  font-weight:500;font-size:clamp(2.45rem,5.2vw,3.85rem);line-height:1.07;
  letter-spacing:-0.015em;max-width:19ch;
}

/* ---------- portrait + bio ---------- */
.intro{display:grid;grid-template-columns:288px 1fr;gap:50px;align-items:center;padding-bottom:8px}
.portrait{
  border:1px solid var(--rule);border-radius:3px;overflow:hidden;
  background:#ECE6DA;align-self:center;
}
.portrait img{width:100%;height:auto;display:block}
.bio .lead{font-size:1.5rem;line-height:1.42;letter-spacing:-0.01em;margin-bottom:26px}
.timestate{font-size:1.12rem;line-height:1.62}
.timestate .label{color:var(--muted)}
.bio .socials{margin-top:26px;padding-left:0;border-left:0}
.bio .socials svg{width:20px;height:20px}

/* ---------- rules + sections ---------- */
hr.rule{height:1px;background:var(--rule);border:0;margin:54px 0}
.kicker{font-size:13px;font-weight:500;letter-spacing:0.16em;text-transform:uppercase;color:var(--muted);margin-bottom:26px}
p{margin-bottom:22px}
p:last-child{margin-bottom:0}
.role-label{color:var(--accent);font-weight:500}
.block-gap{height:42px}

/* ---------- project cards ---------- */
.project{display:flex;gap:34px;align-items:center;padding:10px 0 40px}
.project .body{flex:1;min-width:0}
.project .fig{flex:0 0 300px;border:none;background:none;padding:0;margin:0;border-radius:0}
.project .fig img{display:block;width:100%;height:auto}
.project h3{font-size:1.5rem;font-weight:500;line-height:1.18;letter-spacing:-0.01em;margin-bottom:6px}
.project .meta{font-size:13px;letter-spacing:0.13em;text-transform:uppercase;color:var(--muted);margin-bottom:13px;font-weight:500}
.project p{font-size:1.06rem;margin-bottom:14px}
.more{font-size:1rem;font-weight:500}

/* ---------- photography carousel ---------- */
.photo-intro{margin-bottom:28px}
.carousel{display:flex;gap:14px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:16px;scrollbar-width:thin;scrollbar-color:var(--rule) transparent}
.carousel .slide{flex:0 0 auto;height:420px;border:none;border-radius:3px;overflow:hidden;scroll-snap-align:start;background:#ECE6DA}
.carousel .slide img{height:100%;width:auto;display:block;transition:filter .4s ease;filter:saturate(0.98)}
.carousel .slide:hover img{filter:saturate(1.1)}
.carousel::-webkit-scrollbar{height:8px}
.carousel::-webkit-scrollbar-thumb{background:var(--rule);border-radius:4px}
.carousel::-webkit-scrollbar-track{background:transparent}

/* ---------- contact ---------- */
.contact p{font-size:1.12rem}
.contact-form{margin-top:30px;max-width:540px}
.contact-form .hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.contact-form .field{margin-bottom:24px}
.contact-form label{display:block;font-size:12px;letter-spacing:0.14em;text-transform:uppercase;color:var(--muted);margin-bottom:9px}
.contact-form input,.contact-form textarea{
  width:100%;font-family:var(--serif);font-size:1.08rem;color:var(--ink);line-height:1.5;
  background:transparent;border:none;border-bottom:1px solid var(--rule);
  padding:7px 2px;transition:border-color .2s ease;
}
.contact-form input:focus,.contact-form textarea:focus{outline:none;border-bottom-color:var(--accent)}
.contact-form textarea{resize:vertical;min-height:96px}
.contact-form button{
  margin-top:8px;font-family:var(--serif);font-size:1.06rem;font-weight:500;
  color:#fff;background:var(--accent);border:none;border-radius:3px;
  padding:11px 28px;cursor:pointer;transition:opacity .2s ease;
}
.contact-form button:hover{opacity:0.88}
.form-status{margin-top:18px;font-size:1rem;color:var(--muted);min-height:1.2em}
.form-status.ok{color:var(--accent)}
.form-status.err{color:#9a3412}

/* ---------- resume page ---------- */
.resume-head{display:flex;align-items:baseline;justify-content:space-between;gap:18px;flex-wrap:wrap;padding:50px 0 26px}
.resume-head h1{font-size:clamp(2rem,4vw,2.8rem);font-weight:500;letter-spacing:-0.015em}
.pdf-frame{border:1px solid var(--rule);border-radius:4px;overflow:hidden;background:#fff;height:82vh;min-height:560px}
.pdf-frame object{width:100%;height:100%}
.pdf-fallback{padding:48px 32px;text-align:center;color:var(--muted)}

/* ---------- footer ---------- */
footer{margin-top:70px;padding:34px 0 60px;border-top:1px solid var(--rule)}
.foot{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap}
.foot .thanks{font-style:italic;color:var(--muted);font-size:1.1rem}
.foot .socials{padding-left:0;border-left:0}

/* ---------- responsive ---------- */
@media (max-width:680px){
  body{font-size:18px}
  .hero{padding:42px 0 34px}
  .intro{grid-template-columns:1fr;gap:30px}
  .portrait{max-width:230px}
  .project{flex-direction:column;align-items:flex-start;gap:20px}
  .project .fig{flex-basis:auto;width:100%;max-width:420px}
  .carousel .slide{height:300px}
  hr.rule{margin:44px 0}
}
@media (max-width:430px){
  .nav-links{gap:16px}
}