/*
Theme Name: Voltmark
Author: Rune Ashworth
Description: Viral tech magazine theme. Trending strip, colour-bar navigation and an asymmetric mosaic front page. Built for advexsoft.com.
Version: 1.4.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: voltmark
Tags: blog, magazine, news, two-columns, custom-logo, featured-images
*/

/* ==========================================================================
   Design tokens — navy + gold, lifted from the original AdvexSoft wordmark
   ========================================================================== */
:root{
  --navy:#003498;
  --navy-deep:#00265f;
  --gold:#ffc400;
  --gold-deep:#d49f00;
  --ink:#10131a;
  --muted:#6a7180;
  --bg:#f3f5f9;
  --surface:#ffffff;
  --line:#dfe4ed;
  --footer:#0b1020;

  --f-display:'Oswald','Arial Narrow',Impact,sans-serif;
  --f-body:'Inter',system-ui,-apple-system,'Segoe UI',Arial,sans-serif;

  --maxw:1280px;
  --gutter:22px;
  --radius:3px;
}

*,*::before,*::after{box-sizing:border-box}

body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--f-body);font-size:16px;line-height:1.62;
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3,h4{
  font-family:var(--f-display);font-weight:600;line-height:1.14;
  margin:0 0 .45em;text-transform:uppercase;letter-spacing:.005em;
}
h1{font-size:clamp(1.9rem,4vw,3rem)}
h2{font-size:clamp(1.4rem,2.6vw,2.05rem)}
h3{font-size:1.16rem}

a{color:var(--navy);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto;display:block}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter)}
.screen-reader-text{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(1px,1px,1px,1px);white-space:nowrap}
.skip-link{position:absolute;left:-9999px}
.skip-link:focus{left:8px;top:8px;background:#fff;padding:10px 16px;z-index:999;border:2px solid var(--navy)}

/* ==========================================================================
   Trending strip — the row of small thumbs pinned above everything.
   This is Voltmark's loudest signature and the thing a card grid never has.
   ========================================================================== */
.trending-strip{background:var(--ink);padding:9px 0;overflow:hidden}
.trending-inner{display:flex;align-items:center;gap:14px}
.trending-label{
  flex:0 0 auto;background:var(--gold);color:var(--ink);
  font-family:var(--f-display);font-size:.72rem;font-weight:600;
  letter-spacing:.13em;text-transform:uppercase;padding:6px 12px;
}
.trending-items{display:flex;gap:16px;overflow-x:auto;scrollbar-width:none}
.trending-items::-webkit-scrollbar{display:none}
.trending-item{flex:0 0 auto;display:flex;align-items:center;gap:9px;max-width:290px}
.trending-item img{width:44px;height:34px;object-fit:cover;flex:0 0 auto}
.trending-item a{
  color:rgba(255,255,255,.9);font-size:.79rem;font-weight:500;line-height:1.3;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.trending-item a:hover{color:var(--gold);text-decoration:none}

/* ==========================================================================
   Masthead + colour nav bar
   ========================================================================== */
.site-header{background:var(--surface)}
.masthead{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:22px 0}

.site-brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.site-brand img{max-height:58px;width:auto}
.brand-text .name{
  font-family:var(--f-display);font-size:1.85rem;font-weight:600;
  color:var(--navy);text-transform:uppercase;display:block;line-height:1;
}
.brand-text .tagline{font-size:.7rem;letter-spacing:.15em;text-transform:uppercase;color:var(--muted)}

.header-search form{display:flex;border:2px solid var(--line)}
.header-search input[type=search]{border:0;padding:9px 13px;font:inherit;font-size:.88rem;outline:0;min-width:180px}
.header-search button{border:0;background:var(--navy);color:#fff;padding:0 15px;cursor:pointer;font-family:var(--f-display);text-transform:uppercase;font-size:.78rem;letter-spacing:.08em}
.header-search button:hover{background:var(--navy-deep)}

.nav-bar{background:var(--navy)}
.nav-bar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px}
.nav-toggle{display:none;background:none;border:0;color:#fff;padding:13px 0;font-size:1.15rem;cursor:pointer}

.main-nav ul{list-style:none;display:flex;margin:0;padding:0}
.main-nav a{
  display:block;color:#fff;font-family:var(--f-display);font-size:.86rem;
  font-weight:500;letter-spacing:.09em;text-transform:uppercase;
  padding:14px 18px;transition:background .18s;
}
.main-nav a:hover,
.main-nav .current-menu-item > a{background:var(--navy-deep);color:var(--gold);text-decoration:none}

/* ==========================================================================
   Mosaic — one tall lead tile plus a stack of smaller ones.
   Deliberately asymmetric so the page has a focal point, unlike an even grid.
   ========================================================================== */
.mosaic{display:grid;grid-template-columns:2fr 1fr;grid-template-rows:repeat(2,minmax(190px,1fr));gap:12px;margin:26px 0}
.tile{position:relative;overflow:hidden;background:var(--ink);display:block}
.tile:first-child{grid-row:span 2}
.tile img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.tile:hover img{transform:scale(1.05)}
.tile::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 30%,rgba(6,9,16,.88))}
.tile-body{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:20px}
.tile-body .badge{
  display:inline-block;background:var(--gold);color:var(--ink);
  font-family:var(--f-display);font-size:.66rem;font-weight:600;
  letter-spacing:.12em;text-transform:uppercase;padding:4px 9px;margin-bottom:9px;
}
.tile-body h3{margin:0;font-size:1.02rem}
.tile:first-child .tile-body h3{font-size:clamp(1.3rem,2.4vw,1.95rem)}
.tile-body h3 a{color:#fff}
.tile-body h3 a:hover{color:var(--gold);text-decoration:none}
.tile-body .meta{color:rgba(255,255,255,.72);font-size:.76rem;margin-top:7px}

/* ==========================================================================
   Section headers — thick rule + offset label
   ========================================================================== */
.section{padding:34px 0}
.section-head{display:flex;align-items:center;gap:14px;margin-bottom:22px;border-bottom:3px solid var(--ink);padding-bottom:0}
.section-head h2{
  margin:0;background:var(--ink);color:#fff;
  font-size:.92rem;letter-spacing:.13em;padding:9px 16px;
}
.section-head .rule{flex:1}
.section-head .more{
  font-family:var(--f-display);font-size:.76rem;letter-spacing:.1em;
  text-transform:uppercase;color:var(--navy);padding-bottom:8px;
}

/* ==========================================================================
   Layout + list cards (horizontal, not a uniform square grid)
   ========================================================================== */
.content-layout{display:grid;grid-template-columns:minmax(0,1fr) 316px;gap:36px;padding:10px 0 40px}

.list-item{display:grid;grid-template-columns:220px 1fr;gap:18px;background:var(--surface);border:1px solid var(--line);padding:14px;margin-bottom:16px}
.list-item .thumb{overflow:hidden;background:var(--bg);aspect-ratio:16/10}
.list-item .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.list-item:hover .thumb img{transform:scale(1.04)}
.list-item .cat{
  color:var(--navy);font-family:var(--f-display);font-size:.7rem;
  font-weight:600;letter-spacing:.12em;text-transform:uppercase;
}
.list-item h3{margin:7px 0 8px;font-size:1.2rem}
.list-item h3 a{color:var(--ink)}
.list-item h3 a:hover{color:var(--navy);text-decoration:none}
.list-item .excerpt{color:var(--muted);font-size:.9rem;margin-bottom:9px}
.list-item .meta{font-size:.78rem;color:var(--muted)}

/* Ranked hot-list — numbered, no thumbnails. Another shape a card grid lacks. */
.hot-list{counter-reset:hot;list-style:none;margin:0;padding:0}
.hot-list li{counter-increment:hot;display:flex;gap:14px;align-items:flex-start;padding:13px 0;border-bottom:1px solid var(--line)}
.hot-list li::before{
  content:counter(hot);flex:0 0 auto;
  font-family:var(--f-display);font-size:1.5rem;font-weight:600;
  color:var(--gold);line-height:1;min-width:30px;
}
.hot-list a{color:var(--ink);font-size:.93rem;font-weight:500;line-height:1.4}
.hot-list a:hover{color:var(--navy)}
.hot-list .meta{display:block;font-size:.75rem;color:var(--muted);margin-top:3px}

/* ==========================================================================
   Entry
   ========================================================================== */
.entry-header{margin-bottom:24px}
.entry-header .cat{color:var(--navy);font-family:var(--f-display);font-size:.74rem;font-weight:600;letter-spacing:.13em;text-transform:uppercase}
.entry-header h1{margin:10px 0 12px}
.entry-meta{color:var(--muted);font-size:.85rem}
.entry-thumb{margin-bottom:26px}
.entry-content{background:var(--surface);border:1px solid var(--line);padding:30px;font-size:1.02rem}
.entry-content p{margin:0 0 1.45em}
.entry-content h2,.entry-content h3{margin-top:1.7em}
.entry-content blockquote{margin:1.8em 0;padding:14px 22px;background:var(--bg);border-left:4px solid var(--gold);font-size:1.08rem}
.entry-content ul,.entry-content ol{margin:0 0 1.45em;padding-left:1.35em}
.entry-content a{text-decoration:underline}

/* Sidebar */
.sidebar .widget{background:var(--surface);border:1px solid var(--line);padding:18px;margin-bottom:20px}
.sidebar .widget-title{
  font-family:var(--f-display);font-size:.82rem;font-weight:600;
  letter-spacing:.13em;text-transform:uppercase;color:#fff;background:var(--navy);
  margin:-18px -18px 15px;padding:11px 16px;
}
.sidebar ul{list-style:none;margin:0;padding:0}
.sidebar li{padding:8px 0;border-bottom:1px solid var(--line)}
.sidebar li:last-child{border-bottom:0}
.sidebar li a{color:var(--ink);font-size:.91rem}
.sidebar li a:hover{color:var(--navy)}

/* Pagination */
.pagination{display:flex;gap:6px;justify-content:center;padding:26px 0;flex-wrap:wrap}
.pagination .page-numbers{
  padding:9px 15px;background:var(--surface);border:1px solid var(--line);
  color:var(--ink);font-family:var(--f-display);font-size:.86rem;letter-spacing:.06em;
}
.pagination .page-numbers:hover{border-color:var(--navy);text-decoration:none}
.pagination .current{background:var(--navy);border-color:var(--navy);color:#fff}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer{background:var(--footer);color:rgba(255,255,255,.7);padding:42px 0 22px;margin-top:40px}
.footer-top{display:flex;justify-content:space-between;align-items:center;gap:22px;flex-wrap:wrap;padding-bottom:22px;border-bottom:1px solid rgba(255,255,255,.12)}
.site-footer .brand-text .name{color:#fff}
.site-footer a{color:rgba(255,255,255,.8)}
.site-footer a:hover{color:var(--gold)}
.footer-nav ul{list-style:none;display:flex;gap:22px;margin:0;padding:0;flex-wrap:wrap}
.footer-bottom{padding-top:20px;font-size:.83rem;text-align:center}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media(max-width:1000px){
  .content-layout{grid-template-columns:1fr;gap:30px}
}
@media(max-width:820px){
  .mosaic{grid-template-columns:1fr;grid-template-rows:none}
  .mosaic .tile{min-height:220px}
  .mosaic .tile:first-child{grid-row:auto;min-height:300px}
}
@media(max-width:700px){
  .nav-toggle{display:block}
  .main-nav{display:none;width:100%}
  .main-nav.open{display:block}
  .nav-bar-inner{flex-wrap:wrap}
  .main-nav ul{flex-direction:column;width:100%}
  .main-nav a{padding:12px 0;border-top:1px solid rgba(255,255,255,.14)}
  .masthead{flex-direction:column;align-items:flex-start;gap:14px}
  .list-item{grid-template-columns:1fr}
  .footer-top{flex-direction:column;text-align:center}
}