/*
Theme Name: EON Global Classroom
Theme URI: https://eonglobalclass.com
Author: EON
Author URI: https://eonglobalclass.com
Description: One-page editorial theme for EON — Global Classroom Network. Ice background, navy ink, gold accent. Instrument Serif + Inter.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.6
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: eon
Tags: one-page, editorial, custom-colors, custom-menu, translation-ready
*/

/* =========================
   Design tokens
========================= */
:root{
  --background:#F4F7FA;      /* Ice */
  --foreground:#0B1E3F;      /* Navy ink */
  --ink:#0B1E3F;
  --surface:#EDF1F6;
  --surface-2:#E2E8F0;
  --rule:rgba(11,30,63,.14);
  --muted:#4A5B77;
  --gold:#C28A2C;
  --gold-soft:#D8A54E;
  --radius:.25rem;
  --font-sans:"Inter",ui-sans-serif,system-ui,sans-serif;
  --font-serif:"Instrument Serif","Times New Roman",serif;
  --font-mono:"JetBrains Mono",ui-monospace,SFMono-Regular,monospace;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--background);
  color:var(--foreground);
  font-family:var(--font-sans);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  line-height:1.5;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
::selection{background:var(--gold);color:var(--ink)}

h1,h2,h3,h4{font-family:var(--font-serif);font-weight:400;letter-spacing:-.01em;margin:0}

.container{max-width:1200px;margin:0 auto;padding:0 1.5rem}
@media(min-width:768px){.container{padding:0 2.5rem}}

.eyebrow{font-family:var(--font-sans);font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--muted);font-weight:500}
.rule-top{border-top:1px solid var(--rule)}
.rule-bottom{border-bottom:1px solid var(--rule)}

.btn-gold{display:inline-flex;align-items:center;gap:.75rem;background:var(--gold);color:var(--background);padding:.9rem 1.5rem;border-radius:var(--radius);font-weight:500;transition:background .2s;border:0;cursor:pointer;font-size:1rem;font-family:inherit}
.btn-gold:hover{background:var(--gold-soft)}
.btn-outline{display:inline-flex;align-items:center;gap:.75rem;border:1px solid var(--rule);background:rgba(255,255,255,.6);backdrop-filter:blur(4px);color:var(--foreground);padding:.9rem 1.5rem;border-radius:var(--radius);transition:border-color .2s}
.btn-outline:hover{border-color:rgba(11,30,63,.4)}

.italic-gold{color:var(--gold);font-style:italic}

/* =========================
   Header
========================= */
.site-header{position:sticky;top:0;z-index:40;backdrop-filter:blur(12px);background:rgba(244,247,250,.7);border-bottom:1px solid var(--rule)}
.site-header .inner{display:flex;align-items:center;justify-content:space-between;gap:1.5rem;height:64px}
.brand{display:flex;align-items:center;gap:.75rem}
.brand img{width:26px;height:26px;object-fit:contain}
.brand-name{font-family:var(--font-serif);font-size:1.25rem;letter-spacing:-.01em}
.brand-tag{display:none;font-size:.75rem;color:var(--muted);border-left:1px solid var(--rule);padding-left:.75rem;margin-left:.25rem}
@media(min-width:1024px){.brand-tag{display:inline}}

.nav-main{display:none;align-items:center;gap:.5rem}
@media(min-width:768px){.nav-main{display:flex}}
.nav-main a{font-size:.875rem;padding:.5rem 1rem;border:1px solid var(--rule);border-radius:var(--radius);color:rgba(11,30,63,.8);transition:all .2s}
.nav-main a:hover{color:var(--foreground);border-color:rgba(11,30,63,.4);background:var(--surface)}
.nav-main a.primary{background:var(--gold);color:var(--background);border-color:var(--gold);font-weight:500}
.nav-main a.primary:hover{background:var(--gold-soft);color:var(--background)}
.mobile-cta{background:var(--gold);color:var(--background);padding:.4rem .75rem;border-radius:var(--radius);font-size:.875rem}
@media(min-width:768px){.mobile-cta{display:none}}

/* =========================
   Hero
========================= */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--rule)}
.hero-bg{position:absolute;inset:0;overflow:hidden}
.hero-bg img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.9}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(244,247,250,.4),rgba(244,247,250,.1),var(--background))}
.hero-inner{position:relative;padding:7rem 0 8rem}
@media(min-width:768px){.hero-inner{padding:10rem 0 11rem}}
.hero h1{font-size:clamp(3rem,9vw,8.5rem);line-height:.95;letter-spacing:-.02em;max-width:60rem;margin-top:1.5rem}
.hero p.lead{margin-top:2rem;max-width:34rem;font-size:1.125rem;color:var(--muted);line-height:1.7}
@media(min-width:768px){.hero p.lead{font-size:1.25rem}}
.hero-actions{margin-top:3rem;display:flex;flex-wrap:wrap;gap:1rem}
.eyebrow-line{display:flex;align-items:center;gap:.75rem}
.eyebrow-line::before{content:"";display:inline-block;width:1.5rem;height:1px;background:rgba(194,138,44,.6)}

.stats{margin-top:6rem;display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--rule);border-radius:var(--radius);overflow:hidden;max-width:48rem;position:relative;z-index:1}
@media(min-width:768px){.stats{grid-template-columns:repeat(4,1fr)}}
.stats > div{background:rgba(244,247,250,.85);backdrop-filter:blur(4px);padding:1.25rem}
.stat-n{font-family:var(--font-serif);font-size:1.875rem;color:var(--gold)}

/* SVG arcs animation */
.world-svg{position:absolute;inset:0;width:100%;height:100%}
@keyframes eonDash{to{stroke-dashoffset:-300}}
@keyframes eonPulse{0%,100%{opacity:.5}50%{opacity:1}}

/* =========================
   Sections
========================= */
section{scroll-margin-top:80px}
.section{padding:7rem 0}
@media(min-width:768px){.section{padding:9rem 0}}
.section-tinted{background:rgba(11,30,63,.04);border-top:1px solid var(--rule);border-bottom:1px solid var(--rule)}

.grid-12{display:grid;grid-template-columns:repeat(1,1fr);gap:3rem}
@media(min-width:768px){.grid-12{grid-template-columns:repeat(12,1fr)}}
.col-4{grid-column:span 4}
.col-7-start-6{grid-column:6 / span 7}
@media(max-width:767px){.col-4,.col-7-start-6{grid-column:1 / -1}}

h2.display{font-size:clamp(2rem,5vw,3.5rem);line-height:1.1;margin-top:1.5rem}
h1.display{font-size:clamp(2.75rem,7vw,6.5rem);line-height:.98;max-width:60rem;margin-top:1.5rem}

/* Impact list */
.impact-list{list-style:none;padding:0;margin:4rem 0 0;display:grid;gap:1px;background:var(--rule);border-radius:var(--radius);overflow:hidden}
.impact-list li{background:var(--background);display:grid;grid-template-columns:auto 1fr;gap:2rem;align-items:center;padding:2rem 1.5rem}
@media(min-width:768px){.impact-list li{padding:2rem 2.5rem}}
.impact-list .num{font-family:var(--font-mono);font-size:.875rem;color:var(--gold)}
.impact-list .txt{font-family:var(--font-serif);font-size:1.5rem}
@media(min-width:768px){.impact-list .txt{font-size:1.875rem}}

/* Network differentiators */
.diff{display:grid;gap:4rem;margin-top:2rem}
@media(min-width:768px){.diff{grid-template-columns:1fr 1fr;align-items:start}}
.diff .strike{font-family:var(--font-serif);font-size:2.25rem;line-height:1.2;text-decoration:line-through;color:rgba(74,91,119,.6);margin:0 0 2rem}
@media(min-width:768px){.diff .strike{font-size:3rem}}
.diff .accent{font-family:var(--font-serif);font-size:2.25rem;line-height:1.2;color:var(--gold);margin-top:1rem}
@media(min-width:768px){.diff .accent{font-size:3rem}}
.bridge{list-style:none;padding:0;margin-top:2rem}
.bridge li{display:flex;align-items:center;gap:1.25rem;padding:1.25rem 0;border-top:1px solid var(--rule)}
.bridge li:first-child{border-top:0;padding-top:0}
.bridge .a{flex:1;text-align:right;color:var(--muted)}
.bridge .b{flex:1;color:var(--foreground)}
.bridge .sep{font-family:var(--font-mono);color:var(--gold)}

/* Numbers row */
.numbers-row{display:grid;gap:2.5rem;grid-template-columns:1fr}
@media(min-width:768px){.numbers-row{grid-template-columns:repeat(3,1fr)}}
.numbers-row .n{font-family:var(--font-serif);font-size:3.75rem;color:var(--gold);line-height:1}
.numbers-row p{color:var(--muted);margin-top:.75rem}

/* Projects */
.projects-grid{display:grid;gap:1px;background:var(--rule);border-radius:var(--radius);overflow:hidden;list-style:none;padding:0;margin:0}
@media(min-width:768px){.projects-grid{grid-template-columns:1fr 1fr}}
.projects-grid > li{background:var(--background)}
.project{padding:2rem;height:100%;transition:background .2s}
@media(min-width:768px){.project{padding:2.5rem}}
.project:hover{background:var(--surface)}
.project .thumb{aspect-ratio:16/9;overflow:hidden;border-radius:var(--radius);border:1px solid var(--rule);margin-bottom:1.5rem}
.project .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .7s}
.project:hover .thumb img{transform:scale(1.03)}
.project .meta{display:flex;justify-content:space-between;font-family:var(--font-mono);font-size:.75rem}
.project .meta .muted{color:var(--muted)}
.project .meta .code{color:var(--gold)}
.project h3{font-family:var(--font-serif);font-size:1.75rem;line-height:1.3;margin:1.25rem 0 1rem}
.project .excerpt{color:var(--muted);line-height:1.7}
.project .foot{margin-top:1.5rem;display:flex;justify-content:space-between;font-size:.875rem;color:var(--muted)}

/* Creator */
.creator{display:grid;gap:2.5rem;margin-top:3rem}
@media(min-width:768px){.creator{grid-template-columns:200px 1fr;align-items:start}}
.creator .portrait{aspect-ratio:1;background:var(--surface-2);border:1px solid var(--rule);border-radius:var(--radius);display:grid;place-items:center;color:var(--muted);font-size:.875rem}
.creator .bio p{font-size:1.125rem;line-height:1.7;color:rgba(11,30,63,.85);margin:0 0 1.5rem}

/* Contact */
.contact-grid{display:grid;gap:4rem;margin-top:4rem;max-width:64rem}
@media(min-width:768px){.contact-grid{grid-template-columns:1fr 1fr}}
.contact-info h2{font-family:var(--font-serif);font-size:1.5rem;margin-bottom:1rem}
.contact-info .block{margin-bottom:1.5rem}
.contact-info a{color:var(--foreground)}
.contact-info a:hover{color:var(--gold)}

.contact-card{border:1px solid var(--rule);background:rgba(237,241,246,.5);padding:2rem;border-radius:.75rem}
@media(min-width:768px){.contact-card{padding:2.5rem}}
.field{margin-bottom:1.25rem}
.field label{display:block;font-size:.875rem;font-weight:500;margin-bottom:.5rem}
.field input,.field textarea{width:100%;border:1px solid var(--rule);background:var(--background);padding:.6rem .75rem;border-radius:.375rem;font-family:inherit;font-size:.875rem;color:var(--foreground);transition:border-color .2s}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 1px var(--gold)}
.field textarea{min-height:120px;resize:vertical}
.form-success{text-align:center;padding:3rem 0}
.form-success .title{font-family:var(--font-serif);font-size:1.875rem;color:var(--gold);margin-bottom:1rem}
.form-error{background:rgba(220,38,38,.08);border:1px solid rgba(220,38,38,.3);color:#991b1b;padding:.75rem 1rem;border-radius:.375rem;margin-bottom:1rem;font-size:.875rem}
.honeypot{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}

/* Footer */
.site-footer{border-top:1px solid var(--rule);margin-top:8rem}
.footer-grid{display:grid;gap:3rem;padding:4rem 0}
@media(min-width:768px){.footer-grid{grid-template-columns:2fr 1fr 1fr}}
.footer-grid .brand-block{display:flex;align-items:center;gap:.75rem;margin-bottom:1.25rem}
.footer-grid .brand-block img{width:40px;height:40px;object-fit:contain}
.footer-grid .brand-name-lg{font-family:var(--font-serif);font-size:1.875rem;line-height:1}
.footer-grid .tag{margin-top:.25rem;font-size:11px;letter-spacing:.15em;text-transform:uppercase;color:var(--muted)}
.footer-grid p{color:var(--muted);font-size:.875rem;max-width:28rem;line-height:1.7;margin-top:1.25rem}
.footer-grid ul{list-style:none;padding:0;margin:0}
.footer-grid ul li{margin-bottom:.5rem;font-size:.875rem}
.footer-grid ul li a:hover{color:var(--gold)}
.footer-bottom{border-top:1px solid var(--rule);padding:1.5rem 0;display:flex;flex-wrap:wrap;justify-content:space-between;gap:1rem;font-size:.75rem;color:var(--muted)}
.footer-bottom .mono{font-family:var(--font-mono)}

/* Utility */
.text-muted{color:var(--muted)}
.text-gold{color:var(--gold)}
.strike-rule{text-decoration:line-through;text-decoration-color:var(--rule);text-decoration-thickness:2px}
.center{text-align:center}
.max-3xl{max-width:48rem;margin-left:auto;margin-right:auto}