/* ============================================================
   TEC SPECTRUM — Unified Stylesheet
   Shared design system for index, category, and post templates
   ============================================================ */

:root{
  --bg:#FBF4F1;
  --ink:#21201D;
  --ink-soft:#8A857E;
  --pink:#E85B81;
  --pink-soft:#FBE3E9;
  --line:#F0EBE6;
  --link-red:#C0392B;
  --card:#FFFFFF;
}
*{margin:0;padding:0;box-sizing:border-box;}

.thumb-fallback{
  width:100%;height:100%;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#F2F5F9,#E6ECF3);
  font-weight:800;font-size:20px;letter-spacing:.5px;color:#B6C0CC;
}
.thumb-fallback .dot{color:var(--pink);}
html,body{background:var(--bg);}
body{
  color:var(--ink);
  font-family:"Helvetica Neue",Helvetica,Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;}
img{display:block;max-width:100%;}
.container{max-width:1180px;margin:0 auto;padding:0 32px;}

/* ===== PAGE SHELL ===== */
.page-shell{
  background:#fff;margin:18px auto;max-width:1280px;
  border-radius:14px;padding:0 0 60px;overflow:hidden;
}

/* ===== NAV ===== */
.nav{display:flex;align-items:center;justify-content:space-between;padding:30px 0 26px;}
.logo{font-weight:800;font-size:21px;letter-spacing:-0.4px;}
.logo .dot{color:var(--pink);}
.nav-center ul{list-style:none;display:flex;gap:36px;}
.nav-center li{position:relative;}
.nav-center > ul > li > a{font-size:14.5px;font-weight:500;color:var(--ink);padding-bottom:6px;}
.nav-center > ul > li.active > a{border-bottom:2px solid var(--ink);}
.nav-center > ul > li > a:hover{color:var(--pink);}
.nav-center .sub{
  display:none;position:absolute;top:100%;left:-18px;margin-top:0;
  background:#fff;border-radius:10px;border:1px solid var(--line);
  min-width:220px;padding:16px 8px 8px;z-index:30;
  box-shadow:0 16px 36px rgba(33,32,29,.10);
}
.nav-center li:hover .sub{display:block;}
.nav-center .sub a{display:block;padding:9px 14px;border-radius:9px;font-weight:500;font-size:13.5px;}
.nav-center .sub a:hover{background:var(--pink-soft);color:var(--pink);}
.nav-right{display:flex;align-items:center;gap:16px;}
.icon-circle{
  width:38px;height:38px;border-radius:50%;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.btn-subscribe{
  background:var(--pink);color:#fff;border-radius:999px;
  padding:11px 24px;font-weight:700;font-size:13.5px;
}
.btn-subscribe:hover{background:#D6486E;}

/* ===== HERO (index only) ===== */
.hero{display:grid;grid-template-columns:0.85fr 1.15fr;gap:50px;align-items:center;padding-bottom:50px;}
.new-pill{
  display:inline-block;background:var(--pink-soft);color:var(--pink);
  border-radius:999px;padding:6px 14px;font-size:11px;font-weight:700;
  letter-spacing:.5px;text-transform:uppercase;margin-bottom:22px;
}
.hero h1{font-size:44px;font-weight:800;letter-spacing:-1.3px;line-height:1.08;margin-bottom:20px;}
.hero p.sub{font-size:15px;color:var(--ink-soft);line-height:1.6;margin-bottom:30px;max-width:380px;}
.hero-ctas{display:flex;gap:14px;}
.btn-primary{
  background:var(--pink);color:#fff;border-radius:999px;
  padding:14px 26px;font-weight:700;font-size:14px;display:inline-flex;align-items:center;gap:8px;
}
.btn-primary:hover{background:#D6486E;}
.btn-secondary{
  border:1.5px solid var(--ink);border-radius:999px;
  padding:14px 26px;font-weight:700;font-size:14px;background:#fff;
}
.btn-secondary:hover{border-color:var(--pink);color:var(--pink);}

.hero-photo{position:relative;}
.hero-photo .frame{border-radius:10px;overflow:hidden;aspect-ratio:16/11.5;}
.hero-photo .frame img{width:100%;height:100%;object-fit:cover;}
.float-card{
  position:absolute;bottom:-30px;right:36px;
  background:#fff;border-radius:10px;padding:20px 22px;width:248px;
  box-shadow:0 24px 50px rgba(33,32,29,.16);
}
.float-card .cat{
  display:inline-block;background:var(--pink-soft);color:var(--pink);
  border-radius:999px;padding:4px 11px;font-size:10px;font-weight:700;
  text-transform:uppercase;letter-spacing:.4px;margin-bottom:11px;
}
.float-card h4{font-size:15px;font-weight:700;line-height:1.32;margin-bottom:8px;}
.float-card p{font-size:12px;color:var(--ink-soft);line-height:1.5;margin-bottom:14px;}
.float-card .byline{display:flex;align-items:center;gap:8px;font-size:11px;color:var(--ink-soft);}
.float-card .avatar{
  width:20px;height:20px;border-radius:50%;background:var(--pink-soft);
  display:flex;align-items:center;justify-content:center;font-size:9px;font-weight:700;color:var(--pink);
}

/* ===== CATEGORY STRIP (index only) ===== */
.cat-strip{
  display:grid;grid-template-columns:repeat(6,1fr);gap:14px;
  padding:36px 0;border-top:1px solid var(--line);
}
.cat-chip{display:flex;align-items:center;gap:11px;border-radius:10px;padding:12px 14px;}
.cat-chip .ic{
  width:38px;height:38px;border-radius:8px;
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.cat-chip h5{font-size:13px;font-weight:700;}
.cat-chip span{font-size:11px;color:var(--ink-soft);}

/* ===== SECTION HEAD ===== */
.section-head{display:flex;align-items:center;justify-content:space-between;margin:46px 0 28px;}
.section-head h2{font-size:22px;font-weight:800;letter-spacing:-0.4px;}
.section-head a{font-size:13.5px;font-weight:700;color:var(--ink);display:flex;align-items:center;gap:6px;}
.section-head a:hover{color:var(--pink);}

/* ===== ARTICLE CARD GRID ===== */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.article-card .img-wrap{aspect-ratio:4/3;border-radius:8px;overflow:hidden;margin-bottom:16px;background:var(--pink-soft);}
.article-card img{width:100%;height:100%;object-fit:cover;}
.article-card .cat-label{
  display:inline-block;font-size:10.5px;font-weight:700;color:var(--pink);
  text-transform:uppercase;letter-spacing:.5px;margin-bottom:10px;
}
.article-card h3{font-size:16px;font-weight:700;line-height:1.34;margin-bottom:9px;letter-spacing:-0.1px;}
.article-card p{font-size:12.5px;color:var(--ink-soft);line-height:1.55;margin-bottom:14px;}
.article-card .byline{display:flex;align-items:center;gap:8px;font-size:11.5px;color:var(--ink-soft);}
.article-card .avatar{
  width:20px;height:20px;border-radius:50%;background:var(--pink-soft);
  display:flex;align-items:center;justify-content:center;font-size:9px;font-weight:700;color:var(--pink);
}

/* ===== LIST ROWS (opportunities-style) ===== */
.opp-row{
  display:grid;grid-template-columns:150px 1fr auto;gap:20px;align-items:center;
  padding:18px 0;border-bottom:1px solid var(--line);
}
.opp-row:first-child{padding-top:0;}
.opp-row:last-child{border-bottom:none;}
.opp-row img{width:100%;aspect-ratio:1.25/1;object-fit:cover;border-radius:8px;background:var(--pink-soft);}
.opp-row .thumb-fallback{aspect-ratio:1.25/1;border-radius:8px;font-size:14px;}
.opp-row .cat-label{
  font-size:10.5px;font-weight:700;color:var(--pink);text-transform:uppercase;
  letter-spacing:.5px;margin-bottom:7px;display:block;
}
.opp-row h4{font-size:17px;font-weight:700;line-height:1.34;}
.opp-row .arrow{
  width:40px;height:40px;border-radius:50%;border:1.5px solid var(--line);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.opp-row:hover .arrow{background:var(--ink);color:#fff;border-color:var(--ink);}

/* ===== PAGINATION ===== */
.pagination{display:flex;justify-content:center;gap:8px;margin-top:48px;}
.pagination a, .pagination span{
  min-width:38px;height:38px;border-radius:8px;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;font-size:13.5px;font-weight:600;padding:0 12px;
}
.pagination a:hover{border-color:var(--pink);color:var(--pink);}
.pagination .current{background:var(--ink);color:#fff;border-color:var(--ink);}

/* ===== NEWSLETTER ===== */
.newsletter{
  background:var(--pink-soft);border-radius:14px;padding:50px 54px;
  display:flex;align-items:center;justify-content:space-between;gap:40px;margin-top:50px;
}
.newsletter h3{font-size:24px;font-weight:700;letter-spacing:-0.4px;margin-bottom:8px;}
.newsletter p{color:var(--ink-soft);font-size:13.5px;}
.newsletter form{display:flex;gap:10px;flex-shrink:0;}
.newsletter input{border:none;border-radius:999px;padding:13px 20px;font-size:13.5px;width:220px;outline:none;}
.newsletter button{
  background:var(--ink);color:#fff;border:none;border-radius:999px;
  padding:13px 24px;font-weight:700;font-size:13.5px;cursor:pointer;
}
.newsletter button:hover{background:var(--pink);}

/* ===== PAGE HEADER (category/archive pages) ===== */
.page-header{padding:8px 0 36px;}
.page-header .eyebrow{
  font-size:12px;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--pink);
  margin-bottom:10px;display:block;
}
.page-header h1{font-size:36px;font-weight:800;letter-spacing:-1px;margin-bottom:10px;}
.page-header p{font-size:15px;color:var(--ink-soft);max-width:600px;line-height:1.55;}

/* ===== BREADCRUMB ===== */
.breadcrumb{
  font-size:12px;font-weight:700;letter-spacing:.6px;text-transform:uppercase;
  color:var(--ink-soft);margin:8px 0 18px;
}
.breadcrumb a:hover{color:var(--pink);}
.breadcrumb span{margin:0 6px;color:#C9C7BF;}

/* ===== ARTICLE TITLE + BYLINE (post page) ===== */
.article-title{
  font-size:38px;font-weight:800;letter-spacing:-1px;line-height:1.1;
  margin-bottom:24px;max-width:880px;
}
.byline-block{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:18px 0;margin-bottom:36px;}
.byline-block .by{font-size:14px;font-weight:700;margin-bottom:4px;}
.byline-block .by a{text-decoration:underline;}
.byline-block .bio{font-size:14px;color:var(--ink-soft);line-height:1.5;max-width:680px;}
.byline-block .meta-row{display:flex;gap:18px;align-items:center;margin-top:14px;}
.byline-block .meta-row .date{font-size:12.5px;color:var(--ink-soft);}
.share-icons{display:flex;gap:10px;}
.share-icons a{
  width:30px;height:30px;border-radius:50%;background:var(--pink-soft);color:var(--pink);
  display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;
}
.share-icons a:hover{background:var(--ink);color:#fff;}

/* ===== ARTICLE LAYOUT ===== */
.article-layout{display:grid;grid-template-columns:1fr 320px;gap:64px;}
.hero-image{border-radius:10px;overflow:hidden;margin-bottom:32px;aspect-ratio:16/9.5;background:var(--pink-soft);}
.hero-image img{width:100%;height:100%;object-fit:cover;}
.hero-caption{font-size:12px;color:var(--ink-soft);margin-top:10px;margin-bottom:8px;}

/* ===== ARTICLE BODY (serif) ===== */
.article-body{
  font-family:"Source Serif 4",Georgia,serif;
  font-size:21px;line-height:1.62;color:#1c1c1a;
  max-width:760px;
}
.article-body p{margin-bottom:26px;}
.article-body a{color:var(--link-red);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:#8E2A1F;}
.article-body strong{font-weight:700;}
.article-body h2{
  font-family:"Helvetica Neue",Helvetica,Arial,sans-serif;
  font-size:25px;font-weight:800;letter-spacing:-0.5px;margin:42px 0 18px;color:var(--ink);
}
.article-body h3{
  font-family:"Helvetica Neue",Helvetica,Arial,sans-serif;
  font-size:19px;font-weight:800;margin:34px 0 14px;color:var(--ink);
}
.article-body ul, .article-body ol{margin:0 0 26px 28px;}
.article-body li{margin-bottom:10px;}
.article-body img{border-radius:10px;margin:32px 0;}
.article-body blockquote{
  border-left:3px solid var(--pink);padding-left:22px;margin:32px 0;
  font-style:italic;color:var(--ink-soft);font-size:20px;
}
.info-box{background:var(--pink-soft);border-radius:10px;padding:26px 28px;margin:36px 0;font-family:"Helvetica Neue",Helvetica,Arial,sans-serif;}
.info-box h4{font-size:14px;font-weight:800;text-transform:uppercase;letter-spacing:.6px;margin-bottom:14px;color:var(--ink);}
.info-box ul{list-style:none;margin:0;}
.info-box li{font-size:15px;line-height:1.5;padding:9px 0 9px 26px;position:relative;border-bottom:1px solid #F1D9E0;}
.info-box li:last-child{border-bottom:none;}
.info-box li::before{content:"✓";position:absolute;left:0;top:9px;color:var(--pink);font-weight:800;}

/* ===== SIDEBAR ===== */
.sidebar-box{margin-bottom:40px;}
.sidebar-rule{height:1px;background:var(--ink);width:100%;margin-bottom:16px;}
.sidebar-box h4{font-size:13px;font-weight:800;text-transform:uppercase;letter-spacing:1px;margin-bottom:14px;}
.sidebar-box p{font-size:14px;line-height:1.55;color:var(--ink-soft);margin-bottom:10px;}
.sidebar-box p a{color:var(--link-red);text-decoration:underline;font-weight:600;}
.sidebar-box .date-tag{font-size:12px;color:#9B9A92;margin-top:10px;}
.related-item{display:flex;gap:12px;padding:14px 0;border-bottom:1px solid var(--line);}
.related-item:last-child{border-bottom:none;}
.related-item img{width:78px;height:62px;object-fit:cover;border-radius:6px;flex-shrink:0;background:var(--pink-soft);}
.related-item .thumb-fallback{width:78px;height:62px;border-radius:6px;flex-shrink:0;font-size:11px;}
.related-item h5{font-size:13.5px;font-weight:700;line-height:1.34;}
.related-item .cat{font-size:10px;font-weight:800;color:var(--pink);text-transform:uppercase;letter-spacing:.4px;margin-bottom:4px;display:block;}

.newsletter-mini{background:var(--ink);border-radius:10px;padding:26px 24px;color:#fff;}
.newsletter-mini h4{font-size:15px;font-weight:800;margin-bottom:8px;}
.newsletter-mini p{font-size:12.5px;color:rgba(255,255,255,.6);margin-bottom:16px;}
.newsletter-mini input{width:100%;border:none;border-radius:999px;padding:11px 16px;font-size:13px;margin-bottom:10px;outline:none;}
.newsletter-mini button{
  width:100%;background:var(--pink);color:#fff;border:none;border-radius:999px;
  padding:11px 16px;font-weight:700;font-size:13px;cursor:pointer;
}
.newsletter-mini button:hover{background:#D6486E;}

/* ===== 404 / EMPTY STATE ===== */
.empty-state{text-align:center;padding:80px 20px;}
.empty-state h1{font-size:32px;font-weight:800;margin-bottom:12px;}
.empty-state p{color:var(--ink-soft);font-size:15px;margin-bottom:24px;}

/* ===== FOOTER ===== */
footer{padding-top:54px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;padding-bottom:28px;}
footer h4{font-size:11.5px;font-weight:700;letter-spacing:.6px;text-transform:uppercase;margin-bottom:16px;color:var(--ink-soft);}
footer a{display:block;font-size:13.5px;line-height:2.1;}
footer a:hover{color:var(--pink);}
footer .desc{font-size:13px;line-height:1.65;color:var(--ink-soft);margin-top:14px;max-width:260px;}
.bottom-row{
  display:flex;justify-content:space-between;font-size:12px;color:var(--ink-soft);
  border-top:1px solid var(--line);padding-top:22px;
}

/* ===== SEARCH BOX (used in admin/search results) ===== */
.search-box{border:1px solid var(--line);border-radius:8px;display:flex;align-items:center;padding:9px 14px;}
.search-box input{border:none;outline:none;background:none;font-size:13.5px;width:100%;}

/* ===== RESPONSIVE ===== */
@media(max-width:920px){
  .hero{grid-template-columns:1fr;}
  .float-card{position:static;margin-top:18px;width:100%;}
  .grid-4{grid-template-columns:1fr 1fr;}
  .grid-3{grid-template-columns:1fr 1fr;}
  .cat-strip{grid-template-columns:repeat(3,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .nav-center{display:none;}
  .newsletter{flex-direction:column;align-items:flex-start;}
  .article-layout{grid-template-columns:1fr;}
}
@media(max-width:560px){
  .grid-4{grid-template-columns:1fr;}
  .grid-3{grid-template-columns:1fr;}
  .cat-strip{grid-template-columns:1fr 1fr;}
  .hero h1{font-size:32px;}
  .opp-row{grid-template-columns:70px 1fr;}
  .opp-row .arrow{display:none;}
  .container{padding:0 18px;}
  .article-title{font-size:28px;}
  .article-body{font-size:18px;}
  .page-header h1{font-size:26px;}
}