/* SEDA — Sustainable Energy Development Association
   Shared design system. Uses CSS logical properties so the same
   rules serve both LTR (English) and RTL (Arabic). */

@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans+Arabic:wght@400;500;600;700&family=Sora:wght@500;600;700&family=Inter:wght@400;500;600&display=swap');

:root{
  --forest:#0e4d38;
  --forest-deep:#0a3a2a;
  --leaf:#1f8a5b;
  --leaf-soft:#e6f2ea;
  --solar:#f6a723;
  --solar-soft:#fdefd3;
  --sky:#127a9e;
  --ink:#13241d;
  --body:#3f4f47;
  --muted:#6a7b72;
  --bg:#f6f4ec;
  --surface:#ffffff;
  --line:#e4e0d3;
  --line-strong:#cfcabb;
  --radius:14px;
  --radius-sm:9px;
  --shell:1200px;
  --font-en-head:'Sora',sans-serif;
  --font-en-body:'Inter',sans-serif;
  --font-ar:'IBM Plex Sans Arabic',sans-serif;
  --head:var(--font-en-head);
  --sans:var(--font-en-body);
}
body.ar{--head:var(--font-ar);--sans:var(--font-ar);}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--body);font-family:var(--sans);font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased}
body.ar{line-height:1.9}
h1,h2,h3,h4{font-family:var(--head);color:var(--ink);line-height:1.15;margin:0;font-weight:600}
body.ar h1,body.ar h2,body.ar h3,body.ar h4{line-height:1.4}
p{margin:0}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.shell{max-width:var(--shell);margin-inline:auto;padding-inline:28px}
.section{padding-block:88px}
.eyebrow{font-family:var(--head);font-size:12px;font-weight:600;letter-spacing:2px;text-transform:uppercase;color:var(--leaf);display:inline-flex;align-items:center;gap:9px;margin:0 0 16px}
body.ar .eyebrow{letter-spacing:0}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--solar)}
.h-lead{font-size:clamp(30px,4vw,46px);letter-spacing:-.5px}
body.ar .h-lead{letter-spacing:0}
.lead-text{font-size:18px;color:var(--body);max-width:60ch}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:10px;font-family:var(--head);font-weight:600;font-size:15px;padding:13px 24px;border-radius:var(--radius-sm);border:1.5px solid transparent;cursor:pointer;transition:.18s}
.btn .arw{font-size:17px;line-height:1}
.btn-solid{background:var(--forest);color:#fff}
.btn-solid:hover{background:var(--forest-deep)}
.btn-gold{background:var(--solar);color:var(--forest-deep)}
.btn-gold:hover{background:#e6971a}
.btn-ghost{background:transparent;color:var(--forest);border-color:var(--line-strong)}
.btn-ghost:hover{border-color:var(--forest);background:#fff}

/* Top strip */
.topbar{background:var(--forest-deep);color:#d7e6de;font-size:13px}
.topbar .shell{display:flex;align-items:center;justify-content:space-between;height:42px;gap:16px}
.topbar a{color:#d7e6de}
.topbar .tb-links{display:flex;gap:22px;align-items:center}
.topbar .tb-links span{display:inline-flex;align-items:center;gap:7px}
.topbar i{color:var(--solar);font-style:normal}

/* Header / nav */
.site-header{position:sticky;top:0;z-index:50;background:rgba(246,244,236,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:76px;gap:20px}
.brand{display:flex;align-items:center;gap:12px}
.brand .mark{width:44px;height:44px;border-radius:11px;background:var(--forest);display:grid;place-items:center;flex-shrink:0;position:relative;overflow:hidden}
.brand .mark::after{content:"";position:absolute;width:16px;height:16px;border-radius:50%;background:var(--solar);top:8px;inset-inline-end:8px}
.brand .mark b{color:#fff;font-family:var(--head);font-weight:700;font-size:19px;z-index:1}
.brand .bt{display:flex;flex-direction:column;line-height:1.15}
.brand .bt strong{font-family:var(--head);color:var(--ink);font-size:18px;font-weight:700;letter-spacing:.5px}
.brand .bt small{font-size:11px;color:var(--muted);letter-spacing:.3px}
.nav-links{display:flex;gap:6px;align-items:center}
.nav-links a{font-family:var(--head);font-weight:500;font-size:15px;color:var(--ink);padding:9px 14px;border-radius:8px;transition:.15s}
.nav-links a:hover{background:var(--leaf-soft);color:var(--forest)}
.nav-links a.active{color:var(--forest);background:var(--leaf-soft)}
.nav-actions{display:flex;align-items:center;gap:12px}
.lang-btn{font-family:var(--head);font-weight:600;font-size:14px;background:transparent;border:1.5px solid var(--line-strong);border-radius:8px;padding:8px 13px;cursor:pointer;color:var(--forest);transition:.15s}
.lang-btn:hover{border-color:var(--forest)}
.portal-link{display:inline-flex;align-items:center;gap:7px;font-family:var(--head);font-weight:600;font-size:14px;color:var(--forest);border:1.5px solid var(--line-strong);border-radius:8px;padding:8px 13px;transition:.15s;white-space:nowrap}
.portal-link:hover{border-color:var(--forest);background:var(--leaf-soft)}
.portal-link svg{width:17px;height:17px;flex-shrink:0}
@media(max-width:680px){.portal-link span{display:none}.portal-link{padding:8px 10px}}
.nav-toggle{display:none;background:transparent;border:0;font-size:26px;color:var(--ink);cursor:pointer;line-height:1}

/* Hero */
.hero{position:relative;overflow:hidden;background:
  radial-gradient(900px 460px at 85% -10%,rgba(31,138,91,.16),transparent 60%),
  radial-gradient(700px 420px at 8% 110%,rgba(246,167,35,.14),transparent 60%),
  var(--bg)}
.hero .shell{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center;padding-block:78px}
.hero h1{font-size:clamp(38px,5.4vw,62px);letter-spacing:-1.2px}
body.ar .hero h1{letter-spacing:0}
.hero h1 em{font-style:normal;color:var(--leaf)}
.hero .sub{font-size:19px;color:var(--body);margin-block:24px 32px;max-width:52ch}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-badges{display:flex;gap:26px;margin-top:40px;flex-wrap:wrap}
.hero-badges div{display:flex;flex-direction:column}
.hero-badges b{font-family:var(--head);font-size:30px;color:var(--forest);font-weight:700}
.hero-badges small{font-size:13px;color:var(--muted)}
/* Hero visual */
.hero-card{background:var(--forest);border-radius:22px;padding:30px;color:#eaf3ee;position:relative;overflow:hidden;box-shadow:0 30px 60px -30px rgba(14,77,56,.6)}
.hero-card .hc-top{display:flex;justify-content:space-between;align-items:center;font-family:var(--head);font-size:12px;letter-spacing:1px;color:#a9c9bb}
.hero-card .sun{position:absolute;width:150px;height:150px;border-radius:50%;background:radial-gradient(circle,var(--solar),#e6971a);inset-block-start:-40px;inset-inline-end:-30px;opacity:.9;box-shadow:0 0 70px rgba(246,167,35,.5)}
.hero-card h3{color:#fff;font-size:26px;margin-block:60px 6px;max-width:16ch}
.hero-card p{color:#bcd6c9;font-size:14px}
.hero-card .hc-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:26px}
.hero-card .hc-grid div{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);border-radius:12px;padding:14px}
.hero-card .hc-grid b{font-family:var(--head);color:var(--solar);font-size:22px;display:block}
.hero-card .hc-grid small{font-size:12px;color:#bcd6c9}

/* Marquee / partners strip */
.strip{background:var(--forest-deep);color:#cfe2d8;padding-block:20px;overflow:hidden}
.strip .track{display:flex;gap:46px;white-space:nowrap;animation:slide 26s linear infinite;font-family:var(--head);font-weight:500;letter-spacing:1px;font-size:14px}
.strip .track span{opacity:.85}
.strip .track i{color:var(--solar);font-style:normal;margin-inline:12px}
@keyframes slide{to{transform:translateX(-50%)}}
body.ar .strip .track{animation-direction:reverse}

/* Stats band */
.stats{background:var(--surface);border-block:1px solid var(--line)}
.stats .grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stats .cell{padding:38px 26px;text-align:center;border-inline-end:1px solid var(--line)}
.stats .cell:last-child{border-inline-end:0}
.stats b{font-family:var(--head);font-size:44px;font-weight:700;color:var(--forest);display:block;line-height:1}
.stats .cell p{margin-top:8px;color:var(--muted);font-size:14px}

/* Generic section head */
.sec-head{max-width:640px;margin-bottom:46px}
.sec-head.center{margin-inline:auto;text-align:center}
.sec-head p{margin-top:14px;color:var(--body);font-size:17px}

/* Cards grid */
.cards{display:grid;gap:22px}
.cards.c3{grid-template-columns:repeat(3,1fr)}
.cards.c2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px;transition:.2s}
.card:hover{border-color:var(--leaf);transform:translateY(-3px);box-shadow:0 18px 40px -26px rgba(14,77,56,.4)}
.card .ico{width:52px;height:52px;border-radius:13px;background:var(--leaf-soft);color:var(--forest);display:grid;place-items:center;font-size:24px;margin-bottom:18px}
.card.gold .ico{background:var(--solar-soft);color:#b9760a}
.card h3{font-size:21px;margin-bottom:10px}
.card p{font-size:15px;color:var(--body)}
.card .more{display:inline-flex;gap:7px;align-items:center;margin-top:16px;font-family:var(--head);font-weight:600;font-size:14px;color:var(--forest)}

/* Split feature */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split .visual{background:linear-gradient(135deg,var(--forest),var(--leaf));border-radius:20px;min-height:380px;position:relative;overflow:hidden}
.split .visual .glow{position:absolute;width:200px;height:200px;border-radius:50%;background:var(--solar);opacity:.85;filter:blur(6px);inset-block-end:-50px;inset-inline-start:-40px}
.split .visual .rings{position:absolute;inset-block-start:40px;inset-inline-end:40px;width:150px;height:150px;border:1.5px solid rgba(255,255,255,.35);border-radius:50%}
.split .visual .rings::after{content:"";position:absolute;inset:34px;border:1.5px solid rgba(255,255,255,.25);border-radius:50%}
.feature-list{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:14px}
.feature-list li{display:flex;gap:12px;align-items:flex-start;font-size:16px;color:var(--body)}
.feature-list li::before{content:"✓";flex-shrink:0;width:24px;height:24px;border-radius:50%;background:var(--leaf-soft);color:var(--forest);display:grid;place-items:center;font-size:13px;font-weight:700;margin-top:2px}

/* Members / pills */
.pill-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px}
.pill{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px;text-align:center}
.pill .n{font-family:var(--head);color:var(--solar);font-size:13px;font-weight:700;letter-spacing:1px}
.pill h4{font-size:18px;margin-top:8px}

/* CTA band */
.cta{background:var(--forest);border-radius:22px;padding:56px;text-align:center;position:relative;overflow:hidden}
.cta .sun{position:absolute;width:180px;height:180px;border-radius:50%;background:radial-gradient(circle,var(--solar),transparent 70%);opacity:.4;inset-block-start:-60px;inset-inline-start:-40px}
.cta h2{color:#fff;font-size:clamp(26px,3.4vw,38px)}
.cta p{color:#bcd6c9;margin-block:14px 28px;font-size:17px;max-width:56ch;margin-inline:auto}
.cta .hero-actions{justify-content:center}

/* Logos */
.logo-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:16px}
.logo-chip{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);height:92px;display:grid;place-items:center;padding:16px;text-align:center;font-family:var(--head);font-weight:600;color:var(--forest);font-size:15px}

/* Footer */
.site-footer{background:var(--forest-deep);color:#c4d8cd;padding-block:60px 30px;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}
.site-footer .brand .bt strong{color:#fff}
.site-footer .brand .bt small{color:#9dbcac}
.site-footer p.about{margin-top:16px;font-size:14px;color:#a9c9bb;max-width:32ch}
.footer-col h5{font-family:var(--head);color:#fff;font-size:15px;margin:0 0 16px;font-weight:600}
.footer-col a,.footer-col span{display:flex;gap:9px;align-items:center;color:#a9c9bb;font-size:14px;margin-bottom:11px}
.footer-col a:hover{color:var(--solar)}
.footer-col i{color:var(--solar);font-style:normal}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:44px;padding-top:22px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:#8fae9e}

/* Page hero (inner pages) */
.page-hero{background:
  radial-gradient(700px 300px at 90% -20%,rgba(31,138,91,.14),transparent 60%),var(--surface);
  border-bottom:1px solid var(--line);padding-block:70px 60px}
.page-hero h1{font-size:clamp(32px,4.4vw,50px);letter-spacing:-.6px;max-width:18ch}
body.ar .page-hero h1{letter-spacing:0}
.page-hero p{margin-top:18px;font-size:18px;color:var(--body);max-width:62ch}
.crumbs{font-family:var(--head);font-size:13px;color:var(--muted);margin-bottom:18px;display:flex;gap:8px;align-items:center}
.crumbs a:hover{color:var(--forest)}

/* People */
.people{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.person{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px;text-align:center}
.person .av{width:78px;height:78px;border-radius:50%;margin:0 auto 16px;background:linear-gradient(135deg,var(--forest),var(--leaf));display:grid;place-items:center;color:#fff;font-family:var(--head);font-weight:700;font-size:26px}
.person h4{font-size:18px}
.person .role{color:var(--leaf);font-family:var(--head);font-weight:600;font-size:13px;margin-top:5px}
.person .org{color:var(--muted);font-size:13px;margin-top:3px}

/* Timeline */
.timeline{position:relative;display:grid;gap:26px;padding-inline-start:26px}
.timeline::before{content:"";position:absolute;inset-block:6px 6px;inset-inline-start:5px;width:2px;background:var(--line-strong)}
.tl-item{position:relative}
.tl-item::before{content:"";position:absolute;inset-inline-start:-26px;top:6px;width:12px;height:12px;border-radius:50%;background:var(--solar);border:3px solid var(--bg)}
.tl-item .yr{font-family:var(--head);font-weight:700;color:var(--forest);font-size:15px}
.tl-item h4{margin-top:4px;font-size:18px}
.tl-item p{margin-top:6px;font-size:15px;color:var(--body)}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:46px}
.field{margin-bottom:18px}
.field label{display:block;font-family:var(--head);font-weight:600;font-size:14px;color:var(--ink);margin-bottom:7px}
.field input,.field textarea,.field select{width:100%;border:1.5px solid var(--line-strong);border-radius:var(--radius-sm);padding:13px 15px;font-family:var(--sans);font-size:15px;background:var(--surface);color:var(--ink);transition:.15s}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--leaf);box-shadow:0 0 0 3px var(--leaf-soft)}
.field textarea{min-height:130px;resize:vertical}
.contact-info{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:30px}
.contact-info .row{display:flex;gap:14px;align-items:flex-start;margin-bottom:22px}
.contact-info .row:last-child{margin-bottom:0}
.contact-info .ci{width:44px;height:44px;border-radius:11px;background:var(--leaf-soft);color:var(--forest);display:grid;place-items:center;font-size:19px;flex-shrink:0}
.contact-info h5{font-family:var(--head);font-size:14px;color:var(--muted);margin:0 0 3px;font-weight:600}
.contact-info p{color:var(--ink);font-size:15px}

/* Reveal on scroll */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* Responsive */
@media(max-width:960px){
  .hero .shell{grid-template-columns:1fr;gap:44px;padding-block:56px}
  .hero-card{order:-1}
  .split{grid-template-columns:1fr;gap:34px}
  .split .visual{min-height:260px}
  .stats .grid{grid-template-columns:repeat(2,1fr)}
  .stats .cell:nth-child(2){border-inline-end:0}
  .stats .cell:nth-child(1),.stats .cell:nth-child(2){border-bottom:1px solid var(--line)}
  .cards.c3,.people{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .contact-grid{grid-template-columns:1fr;gap:32px}
}
@media(max-width:680px){
  .shell{padding-inline:20px}
  .section{padding-block:60px}
  .topbar .tb-links span:nth-child(2){display:none}
  .nav-links{position:fixed;inset-block-start:76px;inset-inline:0;background:var(--surface);flex-direction:column;align-items:stretch;padding:14px 20px;gap:2px;border-bottom:1px solid var(--line);box-shadow:0 20px 40px -20px rgba(0,0,0,.2);transform:translateY(-140%);transition:.28s;z-index:40}
  .nav-links.open{transform:none}
  .nav-links a{padding:13px}
  .nav-toggle{display:block}
  .cards.c3,.cards.c2,.people{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .cta{padding:38px 24px}
  .stats b{font-size:34px}
}