/*
Theme Name: CS Events Landing
Theme URI: https://events.cs.technion.ac.il/
Author: Sergey Solovey (Technion CS Faculty IT)
Author URI: https://events.cs.technion.ac.il/
Description: A modern, lightweight WordPress theme for academic event landing pages (Multisite-friendly). Includes an Event CPT with SEO-ready single and archive templates, responsive maps, and clean design.
Version: 1.1.0
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: cs-events-landing
Tags: accessibility-ready, responsive-layout, one-column, custom-background, custom-logo, editor-style, block-styles
*/

/* =Base */
:root{
  --bg: #0b1220;
  --panel: rgba(255,255,255,0.06);
  --card: rgba(255,255,255,0.08);
  --text: rgba(255,255,255,0.92);
  --muted: rgba(255,255,255,0.72);
  --border: rgba(255,255,255,0.14);
  --accent: #4aa3ff;
  --shadow: 0 12px 30px rgba(0,0,0,0.25);
  --r: 18px;
}

*{ box-sizing:border-box; }
html, body{ height:100%; }
body{
  margin:0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  line-height: 1.6;
}

a{ color: var(--text); }
a:hover{ opacity: 0.9; }

/* WordPress core helpers */
.wp-site-blocks, .site{ min-height:100%; }
.alignwide{ max-width: 1120px; margin-left:auto; margin-right:auto; }
.alignfull{ width:100%; }
.screen-reader-text{ position:absolute; left:-10000px; top:auto; width:1px; height:1px; overflow:hidden; }
.skip-link:focus{ left: 20px; top: 20px; width: auto; height: auto; padding: 10px 12px; border-radius: 10px; background: var(--accent); color:#07121f; z-index: 9999; }

/* Layout */
.ev-container{ max-width: 1120px; margin: 0 auto; padding: 0 20px; }
.ev-section{ padding: 54px 0; }
.ev-h2{ font-size: 26px; margin: 0 0 12px; letter-spacing: -0.01em; }
.ev-p{ color: var(--muted); line-height: 1.75; margin: 0 0 18px; }

/* Header */
.ev-header{
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(10px);
  background: rgba(11,18,32,0.75);
  border-bottom: 1px solid var(--border);
}
.ev-header-inner{
  display:flex;
  align-items:center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
}
.ev-brand{
  display:flex;
  align-items:center;
  gap: 10px;
  text-decoration:none;
}
.ev-brand-mark{
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: radial-gradient(1200px 300px at 30% 20%, rgba(74,163,255,0.35), transparent 60%),
              radial-gradient(800px 240px at 70% 70%, rgba(255,255,255,0.10), transparent 55%),
              linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0.02));
  border: 1px solid var(--border);
}
.ev-brand-text{ display:flex; flex-direction:column; }
.ev-brand-title{ font-weight: 800; letter-spacing:-0.02em; }
.ev-brand-sub{ font-size: 12px; color: var(--muted); }

.ev-nav{ display:flex; gap: 14px; flex-wrap: wrap; justify-content: flex-end; }
.ev-nav a{ color: var(--muted); text-decoration:none; font-size: 14px; }
.ev-nav a:hover{ color: var(--text); }

/* Hero */
.ev-hero{ padding: 76px 0 24px; }
.ev-hero-grid{ display:grid; grid-template-columns: 1.2fr 0.8fr; gap: 28px; align-items:center; }
.ev-kicker{ color: var(--muted); font-size: 14px; letter-spacing: 0.02em; }
.ev-title{ font-size: clamp(38px, 4vw, 56px); margin: 10px 0 8px; letter-spacing:-0.02em; }
.ev-subtitle{ color: var(--muted); font-size: 18px; line-height: 1.55; margin: 0 0 16px; }

.ev-chips{ display:flex; flex-wrap: wrap; gap: 10px; margin: 12px 0 22px; }
.ev-chip{ border: 1px solid var(--border); background: var(--panel); padding: 7px 12px; border-radius: 999px; font-size: 13px; color: var(--muted); }

.ev-actions{ display:flex; gap: 12px; flex-wrap: wrap; }
.ev-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding: 12px 16px;
  border-radius: 12px;
  border: 1px solid var(--border);
  text-decoration:none;
  font-weight: 700;
  letter-spacing: 0.01em;
}
.ev-btn-primary{ background: var(--accent); color: #07121f; border-color: transparent; }
.ev-btn-ghost{ background: transparent; color: var(--text); }
.ev-btn:focus{ outline: 2px solid rgba(74,163,255,0.65); outline-offset: 3px; }

.ev-hero-art{
  height: 260px;
  border-radius: var(--r);
  background:
    radial-gradient(1200px 300px at 30% 20%, rgba(74,163,255,0.35), transparent 60%),
    radial-gradient(800px 240px at 70% 70%, rgba(255,255,255,0.10), transparent 55%),
    linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0.02));
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

/* Cards */
.ev-cards3{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.ev-grid2{ display:grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }

.ev-card{
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 18px;
  box-shadow: var(--shadow);
}
.ev-card-title{ font-weight: 800; margin-bottom: 8px; letter-spacing:-0.01em; }
.ev-card-text{ color: var(--muted); }
.ev-list{ margin: 0; padding-left: 18px; color: var(--muted); line-height: 1.75; }

/* Map */
.ev-map{
  margin-top: 16px;
  border-radius: var(--r);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}
.ev-map iframe{ width: 100%; height: 450px; border: 0; display:block; }

/* CTA */
.ev-cta{
  display:flex;
  align-items:center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px;
  border-radius: var(--r);
  border: 1px solid var(--border);
  background: linear-gradient(135deg, rgba(74,163,255,0.22), rgba(255,255,255,0.06));
  box-shadow: var(--shadow);
}

/* Footer */
.ev-footer{
  padding: 36px 0 44px;
  border-top: 1px solid var(--border);
  color: var(--muted);
}
.ev-footer a{ color: var(--muted); }
.ev-footer a:hover{ color: var(--text); }

/* Content typography */
.ev-content h3{ margin-top: 22px; margin-bottom: 10px; }
.ev-content p{ color: var(--muted); line-height: 1.75; }
.ev-content ul{ color: var(--muted); line-height: 1.75; }

/* Archive */
.ev-archive-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.ev-event-card-title{ font-weight: 900; margin: 8px 0 6px; letter-spacing:-0.02em; }
.ev-event-card-meta{ color: var(--muted); font-size: 13px; }

/* Responsive */
@media (max-width: 900px){
  .ev-hero-grid{ grid-template-columns: 1fr; }
  .ev-cards3{ grid-template-columns: 1fr; }
  .ev-grid2{ grid-template-columns: 1fr; }
  .ev-cta{ flex-direction: column; align-items: flex-start; }
  .ev-map iframe{ height: 380px; }
  .ev-archive-grid{ grid-template-columns: 1fr; }
}