/* ==========================================================================
   الخلوة العلمية 2026 — Scientific Retreat 2026
   Emirates Scholar Research & Studies Center
   Custom stylesheet (works on top of Bootstrap 5 RTL)
   ========================================================================== */

:root{
  --green:#12362c;
  --green-2:#1c4a3b;
  --green-3:#0d2a21;
  --gold:#b48a48;
  --gold-light:#e6c987;
  --ivory:#f5f1e8;
  --paper:#fffdf7;
  --sand:#efe9dd;
  --ink:#14312a;
  --muted:#5c6b64;
  --line:rgba(28,74,59,.12);
  --shadow:0 20px 40px -30px rgba(20,49,42,.5);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Cairo',system-ui,-apple-system,sans-serif;
  background:var(--ivory);
  color:var(--ink);
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:var(--green-2);text-decoration:none;transition:color .2s}
a:hover{color:var(--gold)}
::selection{background:var(--gold);color:#fff}
img{max-width:100%}

/* ---------- Typography helpers ---------- */
.eyebrow{color:var(--gold);font-weight:800;letter-spacing:.06em;font-size:.9rem;display:inline-block}
.sec-title{font-weight:800;font-size:clamp(1.75rem,4vw,2.6rem);line-height:1.25;margin:.6rem 0 0;text-wrap:balance}
.sec-lead{color:var(--muted);font-size:1.05rem}
.display-hero{font-weight:900;line-height:1.08}
.text-gold{color:var(--gold)}
.text-gold-light{color:var(--gold-light)}
section{scroll-margin-top:90px}
.section{padding:5.5rem 0 .5rem}

/* ---------- Navbar ---------- */
.site-nav{
  background:rgba(245,241,232,.9);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .3s;
}
.site-nav.scrolled{box-shadow:0 8px 30px -18px rgba(20,49,42,.5)}
.site-nav .navbar-brand img{height:46px;width:auto}
.site-nav .nav-link{
  color:#2b3f38;font-weight:600;font-size:.98rem;padding:.4rem .9rem;
}
.site-nav .nav-link:hover,.site-nav .nav-link:focus{color:var(--gold)}
.btn-register{
  background:var(--green-2);color:var(--ivory);border:none;
  padding:.6rem 1.5rem;border-radius:999px;font-weight:700;font-size:.95rem;
  box-shadow:0 6px 18px -8px rgba(28,74,59,.6);transition:transform .2s,background .2s;
}
.btn-register:hover{background:var(--green);color:#fff;transform:translateY(-2px)}
.btn-gold{
  background:var(--gold);color:var(--green);border:none;
  padding:.85rem 2rem;border-radius:999px;font-weight:800;
  box-shadow:0 12px 30px -10px rgba(180,138,72,.7);transition:transform .2s;
}
.btn-gold:hover{color:var(--green);transform:translateY(-2px)}
.btn-outline-ivory{
  border:1px solid rgba(245,241,232,.45);color:var(--ivory);background:transparent;
  padding:.85rem 1.8rem;border-radius:999px;font-weight:600;transition:background .2s;
}
.btn-outline-ivory:hover{background:rgba(245,241,232,.12);color:var(--ivory)}
.navbar-toggler{border-color:var(--line)}

/* ---------- Hero + video ---------- */
.hero{position:relative;overflow:hidden;background:var(--green);color:var(--ivory)}
.hero-media{position:absolute;inset:0;overflow:hidden;z-index:0}
.hero-video{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  width:100vw;height:56.25vw;min-height:100%;min-width:177.78vh;
  border:0;pointer-events:none;
}
.hero-overlay{
  position:absolute;inset:0;z-index:1;
  background:linear-gradient(to left,rgba(18,54,44,.72),rgba(18,54,44,.94));
}
.hero-inner{position:relative;z-index:2;padding:7rem 0 6.5rem}
.hero-badge{
  display:inline-flex;align-items:center;gap:.55rem;
  border:1px solid rgba(180,138,72,.55);color:var(--gold-light);
  border-radius:999px;padding:.45rem 1.1rem;font-size:.85rem;font-weight:700;letter-spacing:.03em;
}
.hero-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--gold);display:inline-block}
.hero h1{font-size:clamp(2.5rem,6.5vw,5.1rem);margin:1.4rem 0 0;max-width:16ch}
.hero-sub{font-size:clamp(1.1rem,2.2vw,1.5rem);font-weight:500;max-width:46ch;margin:1.3rem 0 0;color:#dfe8e2}

/* key facts strip */
.key-facts{position:relative;z-index:2;border-top:1px solid rgba(230,201,135,.22);background:rgba(9,32,25,.42)}
.key-facts .fact-num{font-weight:800;font-size:2.1rem;color:var(--gold-light);line-height:1.1}
.key-facts .fact-label{color:#cdd8d1;font-size:.9rem}

/* ---------- Program cards ---------- */
.program-card{
  background:var(--paper);border:1px solid var(--line);border-radius:20px;
  overflow:hidden;display:flex;flex-direction:column;height:100%;box-shadow:var(--shadow);
  transition:transform .25s,box-shadow .25s;
}
.program-card:hover{transform:translateY(-4px);box-shadow:0 26px 48px -28px rgba(20,49,42,.55)}
.card-media{position:relative;aspect-ratio:16/7;background:var(--ph-stripes)}
.card-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .5s}
.card-media .ph-label{position:absolute;bottom:8px;inset-inline-start:10px;font-family:ui-monospace,monospace;font-size:.7rem;color:#9a9078;background:rgba(255,253,247,.78);padding:2px 7px;border-radius:5px}
.program-body{padding:1.6rem 1.6rem 1.7rem;display:flex;flex-direction:column;flex:1}
.pill{background:#e9efe9;color:var(--green-2);border-radius:999px;padding:.3rem .8rem;font-size:.8rem;font-weight:700;display:inline-flex;align-items:center;gap:.4rem}
.program-title{font-weight:800;font-size:1.35rem;line-height:1.35;margin:1rem 0 .1rem}
.program-tag{color:var(--muted);font-size:.9rem;margin:0}
.program-desc{color:#3e5049;font-size:.98rem;margin:1rem 0 0;flex:1}
.topic-toggle{
  width:100%;background:none;border:none;border-top:1px solid var(--line);
  margin-top:1rem;padding-top:.9rem;display:flex;align-items:center;justify-content:space-between;
  font-weight:700;color:var(--green-2);font-size:.9rem;cursor:pointer;
}
.topic-toggle .fa-chevron-down{transition:transform .3s}
.topic-toggle[aria-expanded="true"] .fa-chevron-down{transform:rotate(180deg)}
.topic-list{list-style:none;margin:.9rem 0 0;padding:0;display:flex;flex-direction:column;gap:.5rem}
.topic-list li{color:#3e5049;font-size:.92rem;display:flex;gap:.55rem;align-items:flex-start}
.topic-list li i{color:var(--gold);margin-top:.35rem;font-size:.6rem;flex:none}
.price-row{display:flex;align-items:center;justify-content:space-between;gap:.75rem;flex-wrap:wrap;margin-top:1.4rem;padding-top:1.1rem;border-top:1px solid var(--line)}
.program-title a{color:inherit}
.program-title a:hover{color:var(--gold)}
.btn-details{background:transparent;color:var(--green-2);border:1px solid var(--green-2);padding:.6rem 1.15rem;border-radius:999px;font-weight:700;font-size:.88rem;transition:background .2s,color .2s}
.btn-details:hover{background:var(--green-2);color:var(--ivory)}
.price{font-weight:800;font-size:1.6rem;color:var(--ink)}
.price small{color:var(--muted);font-size:.8rem;font-weight:600}
.btn-card{background:var(--green-2);color:var(--ivory);border:none;padding:.65rem 1.35rem;border-radius:999px;font-weight:700;font-size:.9rem;transition:background .2s}
.btn-card:hover{background:var(--green);color:#fff}

/* placeholder stripes */
:root{--ph-stripes:repeating-linear-gradient(135deg,#e7e1d3,#e7e1d3 10px,#efe9dd 10px,#efe9dd 20px)}

/* ---------- Schedule ---------- */
.schedule{background:var(--green);color:var(--ivory);margin-top:5rem}
.schedule .section-inner{padding:5rem 0}
.schedule-row{display:grid;grid-template-columns:160px 1fr;gap:1.5rem;align-items:center;padding:1.4rem 0;border-bottom:1px solid rgba(230,201,135,.18)}
.schedule-date{font-weight:800;font-size:1.25rem;color:var(--gold-light)}
.schedule-title{font-size:1.2rem;font-weight:700}
.schedule-meta{color:#cdd8d1;font-size:.9rem}
.week-label{color:var(--gold-light);font-weight:800;font-size:.95rem;margin:1.8rem 0 .4rem;letter-spacing:.02em}
.week-label:first-child{margin-top:0}
.schedule-note{text-align:center;color:#cdd8d1;font-size:.95rem;margin-top:2rem}

/* ---------- Audience ---------- */
.feature-card{background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:1.7rem;height:100%;transition:transform .2s,box-shadow .2s}
.feature-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.feature-icon{width:52px;height:52px;border-radius:12px;background:#e9efe9;color:var(--green-2);display:flex;align-items:center;justify-content:center;font-size:1.3rem;margin-bottom:1rem}
.feature-card h3{font-weight:700;font-size:1.12rem;margin:0 0 .35rem}
.feature-card p{color:var(--muted);font-size:.95rem;margin:0}

/* ---------- Approach ---------- */
.step{display:flex;gap:.9rem;align-items:flex-start}
.step .num{width:36px;height:36px;border-radius:9px;background:#e9efe9;color:var(--green-2);display:flex;align-items:center;justify-content:center;font-weight:800;flex:none}
.step b{font-size:1.02rem}
.step p{color:var(--muted);font-size:.9rem;margin:.15rem 0 0}
.media-frame{position:relative;border-radius:20px;overflow:hidden;background:var(--ph-stripes)}
.media-frame img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .5s}
.media-frame .ph-label{position:absolute;bottom:10px;inset-inline-start:12px;font-family:ui-monospace,monospace;font-size:.7rem;color:#9a9078;background:rgba(255,253,247,.82);padding:3px 8px;border-radius:6px}

/* ---------- Outcomes ---------- */
.outcomes-band{background:linear-gradient(135deg,var(--green-2),var(--green));border-radius:26px;padding:3.5rem 2.75rem;color:var(--ivory)}
.outcome-item{background:rgba(245,241,232,.06);border:1px solid rgba(230,201,135,.2);border-radius:16px;padding:1.5rem;height:100%}
.outcome-item .oi-icon{color:var(--gold-light);font-size:1.5rem;margin-bottom:.6rem}
.outcome-item h3{color:var(--gold-light);font-weight:700;font-size:1.15rem;margin:0 0 .4rem}
.outcome-item p{color:#dfe8e2;font-size:.95rem;margin:0}

/* ---------- Accreditation ---------- */
.accred-card{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:1.25rem;height:100%}
.accred-card i{color:var(--gold);font-size:1.3rem;margin-bottom:.5rem;display:block}
.accred-card b{color:var(--green-2)}
.accred-card p{color:var(--muted);font-size:.9rem;margin:.35rem 0 0}

/* ---------- About ---------- */
.about{background:var(--sand);margin-top:5rem}
.about-logo{height:96px;width:auto;margin-bottom:1.5rem}

/* ---------- FAQ (accordion overrides) ---------- */
.accordion-item{background:var(--paper);border:1px solid var(--line);border-radius:14px !important;margin-bottom:.9rem;overflow:hidden}
.accordion-button{background:var(--paper);color:var(--ink);font-weight:700;font-size:1.08rem;padding:1.15rem 1.4rem}
.accordion-button:not(.collapsed){background:var(--paper);color:var(--green-2);box-shadow:none}
.accordion-button:focus{box-shadow:none;border-color:transparent}
.accordion-button::after{
  background-image:none;content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;
  color:var(--gold);font-size:.85rem;width:auto;height:auto;transition:transform .3s;
}
.accordion-body{color:#3e5049;font-size:1rem;padding-top:0}

/* ---------- Contact ---------- */
.contact-card{background:var(--green);color:var(--ivory);border-radius:22px;padding:2.75rem;height:100%}
.contact-line{display:flex;gap:.75rem;align-items:center;font-size:1rem;color:var(--ivory)}
.contact-line .ci{width:40px;height:40px;border-radius:10px;background:rgba(230,201,135,.15);display:flex;align-items:center;justify-content:center;flex:none;color:var(--gold-light)}
.contact-line a{color:var(--ivory)}
.contact-line a:hover{color:var(--gold-light)}

/* ---------- Partners marquee ---------- */
.partners{background:var(--sand);border-top:1px solid var(--line);margin-top:4.5rem}
.partners-grid .logo-item{
  height:100%;min-height:110px;display:flex;align-items:center;justify-content:center;padding:1rem;
  background:var(--paper);border:1px solid var(--line);border-radius:14px;
  transition:transform .2s,box-shadow .2s;
}
.partners-grid .logo-item:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.partners-grid .logo-item img{max-height:64px;max-width:100%;width:auto;object-fit:contain;filter:grayscale(1);opacity:.75;transition:filter .3s,opacity .3s}
.partners-grid .logo-item:hover img{filter:grayscale(0);opacity:1}
.partners-empty{display:flex;gap:1.5rem;flex-wrap:wrap;justify-content:center}
.partners-empty .slot{width:180px;height:80px;border:1px dashed rgba(28,74,59,.25);border-radius:12px;display:flex;align-items:center;justify-content:center;color:#9a9078;font-family:ui-monospace,monospace;font-size:.7rem;text-align:center;background:var(--paper);padding:.5rem}
.partners-hint{text-align:center;color:#9a9078;font-family:ui-monospace,monospace;font-size:.75rem;margin-top:1.4rem}

/* ---------- Footer ---------- */
.site-footer{background:var(--green-3);color:#cdd8d1}
.site-footer .footer-logo{height:56px;width:auto;margin-bottom:1rem}
.site-footer h4{color:var(--ivory);font-weight:700;font-size:.98rem;margin-bottom:1rem}
.site-footer a{color:#cdd8d1;font-size:.92rem}
.site-footer a:hover{color:var(--gold-light)}
.footer-links{display:flex;flex-direction:column;gap:.55rem}
.footer-bottom{border-top:1px solid rgba(230,201,135,.15);margin-top:2.25rem;padding-top:1.25rem;font-size:.82rem;color:#8ba095}

/* ---------- Google map frame (contact) ---------- */
.map-frame{position:relative;border-radius:20px;overflow:hidden;background:var(--ph-stripes);box-shadow:var(--shadow);border:1px solid var(--line)}
.map-frame iframe{display:block;width:100%;height:100%;min-height:360px;border:0;filter:saturate(1.05)}

/* ---------- Back to top ---------- */
.back-to-top{
  position:fixed;inset-inline-end:22px;bottom:22px;z-index:1030;
  width:48px;height:48px;border:none;border-radius:50%;
  background:var(--green-2);color:var(--ivory);font-size:1.05rem;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 10px 26px -10px rgba(20,49,42,.7);
  opacity:0;visibility:hidden;transform:translateY(14px);
  transition:opacity .3s,transform .3s,background .2s,visibility .3s;
}
.back-to-top:hover{background:var(--gold);color:var(--green);transform:translateY(-2px)}
.back-to-top.show{opacity:1;visibility:visible;transform:none}
@media (max-width:575px){.back-to-top{inset-inline-end:16px;bottom:16px;width:44px;height:44px}}

/* ---------- Reveal on scroll ---------- */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- Responsive ---------- */
@media (max-width:991px){
  .section{padding:3.5rem 0 .5rem}
  .hero-inner{padding:5rem 0 4.5rem}
  .outcomes-band{padding:2.5rem 1.5rem}
  .contact-card{padding:2rem}
}
@media (max-width:575px){
  .schedule-row{grid-template-columns:1fr;gap:.35rem}
  .key-facts .fact-num{font-size:1.6rem}
  .site-nav .navbar-brand img{height:38px}
}