/*
Theme Name: Sukhdev Catalog
Theme URI: https://sukhdevsingh.com
Author: Sukhdev Singh
Description: A library catalog-card themed personal site. Hero and contact fields are editable from Appearance > Customize; the writing list pulls live posts automatically.
Version: 1.0
Requires at least: 6.0
Requires PHP: 7.4
Text Domain: sukhdev-catalog
*/

:root{
  --ink:#1c2521;
  --parchment:#ede6d6;
  --card:#f7f3e8;
  --green:#2f4538;
  --green-dim:#3d5a48;
  --brass:#a9812f;
  --stamp:#8b3a3a;
  --rule:#c9bfa4;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--parchment);
  color:var(--ink);
  font-family:'Source Serif 4', serif;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  background-image:
    radial-gradient(circle at 20% 10%, rgba(169,129,47,0.04), transparent 40%),
    radial-gradient(circle at 80% 60%, rgba(47,69,56,0.05), transparent 45%);
}
::selection{background:var(--brass);color:var(--card);}
a{color:inherit;}
img{max-width:100%;}
.mono{font-family:'JetBrains Mono', monospace;letter-spacing:0.02em;}

/* Nav */
.drawer-nav{position:sticky;top:0;z-index:50;background:var(--ink);color:var(--card);display:flex;overflow-x:auto;scrollbar-width:none;}
.drawer-nav::-webkit-scrollbar{display:none;}
.drawer-nav a{flex:0 0 auto;padding:14px 20px;font-family:'JetBrains Mono', monospace;font-size:12px;letter-spacing:0.08em;text-transform:uppercase;text-decoration:none;color:#cfc8b4;border-right:1px solid rgba(247,243,232,0.12);white-space:nowrap;transition:background 0.2s ease, color 0.2s ease;}
.drawer-nav a:hover,.drawer-nav a:focus-visible{background:var(--green);color:var(--card);outline:none;}
.drawer-nav .brand{padding:14px 22px;font-family:'Fraunces', serif;font-weight:600;font-style:italic;font-size:15px;color:var(--brass);border-right:1px solid rgba(247,243,232,0.12);text-decoration:none;}

section{max-width:960px;margin:0 auto;padding:64px 28px;}

/* Hero card */
.hero-wrap{padding:56px 20px 40px;}
.card{max-width:640px;margin:0 auto;background:var(--card);border:1px solid var(--ink);box-shadow:6px 6px 0 var(--green), 6px 6px 0 1px var(--ink);}
.card-top{display:flex;justify-content:space-between;align-items:flex-start;padding:22px 26px 14px;border-bottom:2px solid var(--ink);}
.call-number{font-family:'JetBrains Mono', monospace;font-size:13px;color:var(--stamp);border:1px solid var(--stamp);padding:4px 8px;transform:rotate(-1.2deg);}
.card-label{font-family:'JetBrains Mono', monospace;font-size:11px;letter-spacing:0.1em;text-transform:uppercase;color:var(--green);}
.card-body{padding:22px 26px 26px;}
.card-body h1{font-family:'Fraunces', serif;font-weight:600;font-size:clamp(2.1rem,5.5vw,3.1rem);margin:0 0 4px;line-height:1.02;}
.card-body .role{font-family:'Fraunces', serif;font-style:italic;font-size:1.05rem;color:var(--green-dim);margin:0 0 20px;}
.subject-headings{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 20px;padding:0;list-style:none;}
.subject-headings li{font-family:'JetBrains Mono', monospace;font-size:11px;letter-spacing:0.03em;padding:4px 9px;border:1px solid var(--rule);color:var(--green);background:rgba(47,69,56,0.04);}
.card-abstract{font-size:0.98rem;color:#2c332e;border-top:1px dashed var(--rule);padding-top:16px;}
.card-footer{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;padding:16px 26px 22px;border-top:1px solid var(--rule);}
.stamp{font-family:'JetBrains Mono', monospace;font-size:11px;color:var(--stamp);border:2px solid var(--stamp);padding:5px 10px;transform:rotate(2deg);border-radius:2px;}
.btn{font-family:'JetBrains Mono', monospace;font-size:12px;letter-spacing:0.05em;text-decoration:none;background:var(--ink);color:var(--card);padding:10px 16px;display:inline-block;transition:background 0.2s ease, transform 0.15s ease;}
.btn:hover{background:var(--green);}
.btn:active{transform:translateY(1px);}
.hero-caption{text-align:center;font-family:'JetBrains Mono', monospace;font-size:11px;color:var(--green-dim);letter-spacing:0.06em;margin-top:16px;text-transform:uppercase;}

/* Section chrome */
.eyebrow{display:flex;align-items:center;gap:12px;margin-bottom:28px;}
.eyebrow .num{font-family:'JetBrains Mono', monospace;font-size:12px;color:var(--brass);border:1px solid var(--brass);padding:3px 8px;}
.eyebrow h2{font-family:'Fraunces', serif;font-weight:600;font-size:1.6rem;margin:0;}
.eyebrow .rule{flex:1;height:1px;background:var(--rule);}

/* About */
.about-grid{display:grid;grid-template-columns:180px 1fr;gap:40px;}
.about-portrait{aspect-ratio:3/4;background:repeating-linear-gradient(135deg, rgba(47,69,56,0.08) 0 2px, transparent 2px 10px), var(--card);border:1px solid var(--ink);display:flex;align-items:center;justify-content:center;font-family:'JetBrains Mono', monospace;font-size:11px;color:var(--green-dim);text-align:center;padding:12px;overflow:hidden;}
.about-portrait img{width:100%;height:100%;object-fit:cover;}
.about-body p{margin:0 0 16px;}
.about-body p:last-child{margin-bottom:0;}

/* Research/themes index */
.index-list{list-style:none;margin:0;padding:0;}
.index-list li{display:grid;grid-template-columns:150px 1fr;gap:18px;padding:18px 0;border-bottom:1px solid var(--rule);align-items:baseline;}
.index-list li:first-child{border-top:1px solid var(--rule);}
.index-list .tag{font-family:'JetBrains Mono', monospace;font-size:12px;color:var(--stamp);}
.index-list h3{font-family:'Fraunces', serif;font-weight:600;font-size:1.1rem;margin:0 0 4px;}
.index-list p{margin:0;font-size:0.95rem;color:#3a4640;}

/* Bibliography / writing list */
.biblio{list-style:none;margin:0;padding:0;}
.biblio li{padding:16px 0;border-bottom:1px dashed var(--rule);font-size:0.98rem;}
.biblio li:first-child{border-top:1px dashed var(--rule);}
.biblio .year{font-family:'JetBrains Mono', monospace;color:var(--brass);margin-right:10px;}
.biblio a{text-decoration:none;}
.biblio a:hover{text-decoration:underline;}
.biblio .venue{color:var(--green-dim);display:block;margin-top:4px;font-size:0.9rem;}

/* Services */
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--ink);border:1px solid var(--ink);}
.service-card{background:var(--card);padding:24px 20px;}
.service-card .k{font-family:'JetBrains Mono', monospace;font-size:11px;color:var(--brass);display:block;margin-bottom:10px;}
.service-card h3{font-family:'Fraunces', serif;font-size:1.05rem;margin:0 0 8px;}
.service-card p{margin:0;font-size:0.9rem;color:#3a4640;}

/* Contact */
.contact-card{background:var(--ink);color:var(--parchment);padding:48px 36px;text-align:center;}
.contact-card h2{font-family:'Fraunces', serif;font-style:italic;font-weight:500;font-size:1.9rem;margin:0 0 10px;}
.contact-card p{color:#b9b09a;margin:0 0 22px;}
.contact-links{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}
.contact-links a{font-family:'JetBrains Mono', monospace;font-size:12px;text-decoration:none;color:var(--parchment);border:1px solid rgba(237,230,214,0.35);padding:9px 14px;transition:background 0.2s ease, border-color 0.2s ease;}
.contact-links a:hover{background:var(--green);border-color:var(--green);}

footer.site-footer{text-align:center;padding:26px;font-family:'JetBrains Mono', monospace;font-size:11px;color:var(--green-dim);}

/* Single post */
.single-post{max-width:720px;}
.single-post .post-meta{font-family:'JetBrains Mono', monospace;font-size:11px;color:var(--green-dim);text-transform:uppercase;letter-spacing:0.05em;margin-bottom:8px;}
.single-post h1{font-family:'Fraunces', serif;font-size:clamp(1.8rem,4vw,2.6rem);margin:0 0 24px;}
.single-post .entry-content{font-size:1.05rem;}
.single-post .entry-content p{margin:0 0 20px;}
.single-post .entry-content h2,.single-post .entry-content h3{font-family:'Fraunces', serif;}
.single-post .entry-content a{color:var(--stamp);}
.single-post .entry-content blockquote{border-left:3px solid var(--brass);margin:0 0 20px;padding:4px 0 4px 18px;font-style:italic;color:var(--green-dim);}
.back-link{display:inline-block;margin-bottom:32px;font-family:'JetBrains Mono', monospace;font-size:12px;text-decoration:none;color:var(--green);}

/* Archive / blog list */
.post-list{list-style:none;margin:0;padding:0;}
.post-list li{padding:20px 0;border-bottom:1px dashed var(--rule);}
.post-list li:first-child{border-top:1px dashed var(--rule);}
.post-list .post-list-date{font-family:'JetBrains Mono', monospace;font-size:11px;color:var(--brass);}
.post-list h2{font-family:'Fraunces', serif;font-size:1.3rem;margin:6px 0 8px;}
.post-list h2 a{text-decoration:none;}
.post-list p{margin:0;color:#3a4640;font-size:0.95rem;}

@media (max-width:640px){
  .about-grid{grid-template-columns:1fr;}
  .about-portrait{max-width:160px;margin:0 auto;}
  .service-grid{grid-template-columns:1fr;}
  .index-list li{grid-template-columns:1fr;gap:4px;}
  .card-footer{flex-direction:column;align-items:flex-start;}
}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *{transition:none !important;}
}