/* =============================================================
   CBS 2026 — CONFERENCE ON BIOLOGICAL SCIENCES
   Main Stylesheet
   University of Buea, Cameroon
============================================================= */

:root {
  --green-deep:    #0d4a2f;
  --green-mid:     #1a7a4a;
  --green-light:   #2db56e;
  --gold:          #c8a84b;
  --gold-light:    #f0d080;
  --cream:         #faf7f0;
  --white:         #ffffff;
  --dark:          #0a1a10;
  --gray-text:     #4a5a50;
  --gray-light:    #e8ede9;
  --shadow-sm:     0 2px 8px rgba(13,74,47,.10);
  --shadow-md:     0 6px 24px rgba(13,74,47,.15);
  --shadow-lg:     0 16px 48px rgba(13,74,47,.22);
  --radius:        12px;
  --radius-lg:     20px;
  --font-display:  'Playfair Display', Georgia, serif;
  --font-body:     'DM Sans', sans-serif;
  --font-mono:     'DM Mono', monospace;
  --transition:    .3s cubic-bezier(.4,0,.2,1);
  --nav-h:         72px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--font-body); background: var(--cream); color: var(--dark); line-height: 1.6; overflow-x: hidden; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--gray-light); }
::-webkit-scrollbar-thumb { background: var(--green-mid); border-radius: 3px; }

.container      { width: min(1200px, 94%); margin-inline: auto; }
.section-pad    { padding: 7rem 0; }
.section-pad-sm { padding: 4rem 0; }
.text-center    { text-align: center; }
.mt-1{margin-top:1rem} .mt-2{margin-top:2rem} .mt-3{margin-top:3rem}
.mb-1{margin-bottom:1rem} .mb-2{margin-bottom:2rem} .mb-3{margin-bottom:3rem}

.section-label {
  font-family: var(--font-mono); font-size: .75rem; letter-spacing: .18em;
  text-transform: uppercase; color: var(--gold);
  display: flex; align-items: center; gap: .6rem; margin-bottom: .8rem;
}
.section-label::before { content:''; width:32px; height:2px; background:var(--gold); flex-shrink:0; }
.section-label.centered { justify-content: center; }
.section-label.centered::before { display: none; }
.section-title { font-family: var(--font-display); font-size: clamp(2rem,4vw,3rem); font-weight: 700; color: var(--green-deep); line-height: 1.15; margin-bottom: 1rem; }
.section-title.white { color: var(--white); }
.section-subtitle { font-size: 1.05rem; color: var(--gray-text); max-width: 640px; line-height: 1.7; }
.section-subtitle.white { color: rgba(255,255,255,.65); }
.section-subtitle.center { margin-inline: auto; text-align: center; }

.btn { display:inline-flex; align-items:center; gap:.5rem; padding:.82rem 1.8rem; border-radius:50px; font-family:var(--font-body); font-weight:600; font-size:.95rem; cursor:pointer; border:2px solid transparent; transition:var(--transition); white-space:nowrap; text-decoration:none; }
.btn-primary { background:var(--green-mid); color:var(--white); border-color:var(--green-mid); }
.btn-primary:hover { background:var(--green-deep); border-color:var(--green-deep); transform:translateY(-2px); box-shadow:var(--shadow-md); }
.btn-outline-dark { background:transparent; color:var(--green-deep); border-color:var(--green-deep); }
.btn-outline-dark:hover { background:var(--green-deep); color:var(--white); transform:translateY(-2px); box-shadow:var(--shadow-md); }
.btn-outline-white { background:transparent; color:var(--white); border-color:rgba(255,255,255,.7); }
.btn-outline-white:hover { background:rgba(255,255,255,.15); border-color:var(--white); }
.btn-gold { background:var(--gold); color:var(--dark); border-color:var(--gold); }
.btn-gold:hover { background:var(--gold-light); transform:translateY(-2px); box-shadow:0 8px 24px rgba(200,168,75,.35); }
.btn-sm { padding:.55rem 1.2rem; font-size:.85rem; }
.btn-full { width:100%; justify-content:center; }

/* ANNOUNCEMENT BAR */
#announcement-bar { background:var(--green-deep); color:var(--gold-light); padding:.55rem 1rem; text-align:center; font-size:.85rem; font-weight:500; letter-spacing:.02em; position:relative; z-index:1001; }
#announcement-bar a { color:var(--gold-light); text-decoration:underline; }
#announcement-bar .close-bar { position:absolute; right:1rem; top:50%; transform:translateY(-50%); background:none; border:none; color:var(--gold-light); cursor:pointer; font-size:1rem; opacity:.7; }
#announcement-bar .close-bar:hover { opacity:1; }

/* NAVBAR */
#navbar { position:sticky; top:0; z-index:1500; height:var(--nav-h); background:rgba(250,247,240,.96); backdrop-filter:blur(16px); -webkit-backdrop-filter:blur(16px); border-bottom:1px solid var(--gray-light); transition:box-shadow var(--transition); }
#navbar.scrolled { box-shadow:var(--shadow-md); }
.nav-inner { display:flex; align-items:center; justify-content:space-between; height:100%; }
.nav-logo { display:flex; align-items:center; gap:.8rem; text-decoration:none; }
.nav-logo-icon { width:42px; height:42px; background:var(--green-deep); border-radius:10px; display:flex; align-items:center; justify-content:center; flex-shrink:0; }
.nav-logo-icon svg { width:26px; height:26px; fill:var(--gold); }
.nav-logo-text .conf-name { font-family:var(--font-display); font-size:1.25rem; font-weight:900; color:var(--green-deep); line-height:1.1; }
.nav-logo-text .conf-sub { font-size:.65rem; color:var(--gray-text); letter-spacing:.05em; text-transform:uppercase; }
.nav-links { display:flex; align-items:center; gap:.15rem; }
.nav-links a { padding:.5rem .9rem; font-size:.875rem; font-weight:500; color:var(--gray-text); border-radius:8px; transition:var(--transition); white-space:nowrap; }
.nav-links a:hover, .nav-links a.active { color:var(--green-deep); background:rgba(26,122,74,.08); }
.nav-cta-group { display:flex; align-items:center; gap:.5rem; margin-left:.8rem; }

.hamburger { display:none; flex-direction:column; justify-content:center; gap:5px; width:38px; height:38px; background:none; border:none; cursor:pointer; padding:4px; }
.hamburger span { display:block; height:2px; border-radius:2px; background:var(--green-deep); transition:var(--transition); }
.hamburger.open span:nth-child(1) { transform:translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity:0; }
.hamburger.open span:nth-child(3) { transform:translateY(-7px) rotate(-45deg); }

#mobile-nav {
  display: none;
  position: fixed; inset: 0;
  z-index: 2000;
}
#mobile-nav.open { display: block; }
.mob-overlay { position:absolute; inset:0; background:rgba(10,26,16,.5); }
.mob-drawer {
  position: absolute; top: 0; right: 0;
  width: min(320px, 90vw); height: 100%;
  background: var(--white);
  padding: calc(var(--nav-h) + 1rem) 1.5rem 2rem;
  display: flex; flex-direction: column; gap: .4rem;
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform .3s cubic-bezier(.4,0,.2,1);
}
#mobile-nav.open .mob-drawer {
  transform: translateX(0);
}
.mob-drawer a { display:flex; align-items:center; gap:.8rem; padding:.85rem 1rem; font-size:.95rem; font-weight:500; color:var(--dark); border-radius:10px; border-left:3px solid transparent; transition:var(--transition); }
.mob-drawer a:hover, .mob-drawer a.active { background:var(--cream); border-left-color:var(--green-mid); padding-left:1.4rem; color:var(--green-deep); }
.mob-drawer a i { color:var(--green-mid); width:18px; text-align:center; }
.mob-drawer .mob-divider { height:1px; background:var(--gray-light); margin:.5rem 0; }
.mob-drawer .mob-btn-primary { background:var(--green-mid); color:var(--white) !important; border-radius:50px; justify-content:center; margin-top:.3rem; border-left:none !important; padding-left:1rem !important; }
.mob-drawer .mob-btn-primary:hover { background:var(--green-deep) !important; }
.mob-drawer .mob-btn-gold { background:var(--gold); color:var(--dark) !important; border-radius:50px; justify-content:center; border-left:none !important; padding-left:1rem !important; }

/* PAGE HERO BANNER */
.page-hero { background:linear-gradient(135deg,var(--green-deep) 0%,#0a2e1a 60%,#051508 100%); padding:5rem 0 4rem; position:relative; overflow:hidden; }
.page-hero::before { content:''; position:absolute; inset:0; background:radial-gradient(ellipse 60% 80% at 80% 20%,rgba(45,181,110,.18) 0%,transparent 70%),radial-gradient(ellipse 40% 60% at 10% 80%,rgba(200,168,75,.12) 0%,transparent 70%); pointer-events:none; }
.page-hero::after { content:''; position:absolute; inset:0; background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px); background-size:60px 60px; pointer-events:none; }
.page-hero-inner { position:relative; z-index:1; }
.page-hero-badge { display:inline-flex; align-items:center; gap:.5rem; background:rgba(200,168,75,.18); border:1px solid rgba(200,168,75,.4); color:var(--gold-light); padding:.35rem .9rem; border-radius:50px; font-size:.78rem; font-weight:600; letter-spacing:.06em; text-transform:uppercase; margin-bottom:1rem; }
.page-hero h1 { font-family:var(--font-display); font-size:clamp(2.2rem,5vw,3.5rem); font-weight:900; color:var(--white); line-height:1.1; margin-bottom:.8rem; }
.page-hero h1 span { background:linear-gradient(135deg,var(--gold),var(--gold-light)); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text; }
.page-hero p { font-size:1.05rem; color:rgba(255,255,255,.72); max-width:600px; line-height:1.7; }
.breadcrumb { display:flex; align-items:center; gap:.5rem; font-size:.8rem; color:rgba(255,255,255,.45); margin-bottom:1.2rem; }
.breadcrumb a { color:rgba(255,255,255,.6); transition:color .2s; }
.breadcrumb a:hover { color:var(--gold-light); }
.breadcrumb i { font-size:.6rem; }

/* CARDS */
.card { background:var(--white); border-radius:var(--radius-lg); border:1px solid var(--gray-light); overflow:hidden; transition:var(--transition); }
.card:hover { transform:translateY(-5px); box-shadow:var(--shadow-md); border-color:transparent; }
.card-body { padding:1.8rem; }
.card-icon { width:52px; height:52px; border-radius:14px; background:rgba(26,122,74,.1); color:var(--green-mid); display:flex; align-items:center; justify-content:center; font-size:1.4rem; margin-bottom:1rem; }

/* FORMS */
.form-card { background:var(--white); border-radius:var(--radius-lg); padding:2.5rem; box-shadow:var(--shadow-md); border:1px solid var(--gray-light); }
.form-card h2 { font-family:var(--font-display); font-size:1.7rem; color:var(--green-deep); margin-bottom:.4rem; }
.form-desc { font-size:.88rem; color:var(--gray-text); margin-bottom:2rem; }
.form-section-label { font-size:.75rem; font-weight:700; text-transform:uppercase; letter-spacing:.1em; color:var(--green-mid); margin-bottom:.8rem; margin-top:1rem; }
.form-row { display:grid; gap:1rem; margin-bottom:1rem; }
.form-row.cols-2 { grid-template-columns:1fr 1fr; }
.form-row.cols-3 { grid-template-columns:1fr 1fr 1fr; }
.form-group { display:flex; flex-direction:column; gap:.4rem; }
.form-group label { font-size:.82rem; font-weight:600; color:var(--dark); letter-spacing:.02em; }
.form-group label .req { color:#e05252; margin-left:2px; }
.form-group label .hint { font-weight:400; color:var(--gray-text); }
.form-group input, .form-group select, .form-group textarea { padding:.78rem 1rem; border:1.5px solid var(--gray-light); border-radius:10px; font-family:var(--font-body); font-size:.9rem; color:var(--dark); background:var(--cream); outline:none; width:100%; transition:border-color var(--transition),box-shadow var(--transition); }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color:var(--green-mid); box-shadow:0 0 0 3px rgba(26,122,74,.12); background:var(--white); }
.form-group input.error, .form-group select.error, .form-group textarea.error { border-color:#e05252; box-shadow:0 0 0 3px rgba(224,82,82,.1); }
.form-group .error-msg { font-size:.75rem; color:#e05252; display:none; }
.form-group.has-error .error-msg { display:block; }
.form-group textarea { resize:vertical; min-height:120px; }
.select-wrap { position:relative; }
.select-wrap select { appearance:none; cursor:pointer; }
.select-wrap::after { content:'\f107'; font-family:'Font Awesome 6 Free'; font-weight:900; position:absolute; right:1rem; top:50%; transform:translateY(-50%); color:var(--gray-text); pointer-events:none; }
.form-divider { height:1px; background:var(--gray-light); margin:1.5rem 0; }
.form-check { display:flex; align-items:flex-start; gap:.7rem; font-size:.85rem; color:var(--gray-text); cursor:pointer; margin-bottom:.6rem; }
.form-check input[type="checkbox"] { width:18px; height:18px; flex-shrink:0; accent-color:var(--green-mid); margin-top:.1rem; padding:0; border:none; background:none; }
.form-submit-row { display:flex; align-items:center; gap:1.5rem; margin-top:1.8rem; flex-wrap:wrap; }
.form-note { font-size:.78rem; color:var(--gray-text); display:flex; align-items:center; gap:.4rem; }
.form-note i { color:var(--green-mid); }
.form-success { display:none; text-align:center; padding:3rem 2rem; }
.form-success.show { display:block; }
.success-icon { width:72px; height:72px; background:rgba(45,181,110,.12); border-radius:50%; display:flex; align-items:center; justify-content:center; margin:0 auto 1.2rem; font-size:2rem; color:var(--green-mid); }

/* TIMELINE */
.timeline { position:relative; display:flex; flex-direction:column; }
.timeline::before { content:''; position:absolute; left:120px; top:0; bottom:0; width:2px; background:rgba(255,255,255,.12); }
.tl-item { display:grid; grid-template-columns:120px 1fr; gap:2rem; align-items:flex-start; padding-bottom:2.5rem; position:relative; }
.tl-item:last-child { padding-bottom:0; }
.tl-date { text-align:right; padding-top:.2rem; padding-right:1.5rem; }
.tl-date .month { font-family:var(--font-mono); font-size:.7rem; color:var(--gold); text-transform:uppercase; letter-spacing:.1em; display:block; }
.tl-date .day { font-family:var(--font-display); font-size:1.8rem; font-weight:900; color:var(--white); line-height:1; }
.tl-dot { position:absolute; left:114px; top:.35rem; width:14px; height:14px; background:var(--gold); border:3px solid var(--green-deep); border-radius:50%; z-index:1; }
.tl-item.current .tl-dot { animation:dotGlow 2s ease infinite; }
@keyframes dotGlow { 0%,100%{box-shadow:0 0 0 4px rgba(200,168,75,.25)} 50%{box-shadow:0 0 0 10px rgba(200,168,75,.1)} }
.tl-content { background:rgba(255,255,255,.07); border:1px solid rgba(255,255,255,.12); border-radius:var(--radius); padding:1.2rem 1.5rem; }
.tl-content h3 { color:var(--white); font-size:1rem; font-weight:600; margin-bottom:.3rem; }
.tl-content p { color:rgba(255,255,255,.55); font-size:.85rem; }
.tl-tag { display:inline-block; margin-top:.6rem; padding:.2rem .7rem; border-radius:50px; font-size:.7rem; font-weight:600; text-transform:uppercase; letter-spacing:.06em; }
.tag-deadline { background:rgba(220,80,80,.25); color:#ff9a9a; }
.tag-event    { background:rgba(45,181,110,.2);  color:var(--green-light); }
.tag-open     { background:rgba(200,168,75,.2);  color:var(--gold-light); }

/* FAQ */
.faq-item { background:var(--white); border-radius:var(--radius); border:1px solid var(--gray-light); overflow:hidden; margin-bottom:.8rem; }
.faq-question { display:flex; justify-content:space-between; align-items:center; padding:1.2rem 1.5rem; cursor:pointer; font-weight:600; font-size:.95rem; color:var(--dark); transition:background var(--transition); gap:1rem; user-select:none; }
.faq-question:hover { background:var(--cream); }
.faq-question i { color:var(--green-mid); font-size:.85rem; transition:transform var(--transition); flex-shrink:0; }
.faq-item.open .faq-question i { transform:rotate(180deg); }
.faq-answer { max-height:0; overflow:hidden; transition:max-height .35s ease; }
.faq-item.open .faq-answer { max-height:400px; }
.faq-answer p { padding:0 1.5rem 1.2rem; font-size:.88rem; color:var(--gray-text); line-height:1.7; }

/* CONTACT BOX */
.contact-box { background:var(--green-deep); border-radius:var(--radius-lg); padding:2.5rem; color:var(--white); }
.contact-box h3 { font-family:var(--font-display); font-size:1.4rem; margin-bottom:.5rem; }
.contact-box>p { font-size:.88rem; color:rgba(255,255,255,.6); margin-bottom:1.8rem; }
.contact-item { display:flex; align-items:flex-start; gap:.9rem; margin-bottom:1.2rem; }
.contact-icon { width:40px; height:40px; flex-shrink:0; background:rgba(255,255,255,.1); border-radius:10px; display:flex; align-items:center; justify-content:center; color:var(--gold); font-size:1rem; }
.contact-item h4 { font-size:.82rem; color:var(--gold); font-weight:600; }
.contact-item p, .contact-item a { font-size:.88rem; color:rgba(255,255,255,.8); word-break:break-all; }
.contact-item a:hover { color:var(--gold-light); }

/* SOCIAL LINKS */
.social-links { display:flex; gap:.7rem; }
.social-link { width:38px; height:38px; background:rgba(255,255,255,.1); border-radius:10px; display:flex; align-items:center; justify-content:center; color:var(--white); font-size:.95rem; transition:var(--transition); }
.social-link:hover { background:var(--gold); color:var(--dark); transform:translateY(-3px); }
.social-link.dark { background:var(--gray-light); color:var(--dark); }
.social-link.dark:hover { background:var(--gold); }

/* FOOTER */
footer { background:var(--dark); color:var(--white); padding:5rem 0 2rem; }
.footer-grid { display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:3rem; margin-bottom:3rem; }
.footer-brand p { font-size:.85rem; color:rgba(255,255,255,.5); margin-top:.8rem; line-height:1.7; max-width:300px; }
.footer-col h4 { font-size:.82rem; font-weight:700; color:var(--gold); text-transform:uppercase; letter-spacing:.09em; margin-bottom:1.1rem; }
.footer-col ul { display:flex; flex-direction:column; gap:.5rem; }
.footer-col ul li a { font-size:.85rem; color:rgba(255,255,255,.5); display:flex; align-items:center; gap:.5rem; transition:color var(--transition); }
.footer-col ul li a:hover { color:var(--gold-light); }
.footer-col ul li a i { font-size:.65rem; color:var(--gold); }
.footer-bottom { border-top:1px solid rgba(255,255,255,.08); padding-top:2rem; display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:1rem; }
.footer-bottom p { font-size:.8rem; color:rgba(255,255,255,.3); }
.footer-bottom a { color:rgba(255,255,255,.5); transition:color .2s; }
.footer-bottom a:hover { color:var(--gold-light); }

/* BACK TO TOP & TOAST */
#back-to-top { position:fixed; bottom:2rem; right:2rem; z-index:500; width:46px; height:46px; background:var(--green-deep); color:var(--white); border:none; cursor:pointer; border-radius:50%; display:flex; align-items:center; justify-content:center; box-shadow:var(--shadow-md); opacity:0; transform:translateY(10px); transition:var(--transition); font-size:1rem; }
#back-to-top.show { opacity:1; transform:translateY(0); }
#back-to-top:hover { background:var(--green-mid); transform:translateY(-3px); }
#toast { position:fixed; bottom:5rem; right:2rem; z-index:600; background:var(--green-deep); color:var(--white); padding:1rem 1.5rem; border-radius:var(--radius); box-shadow:var(--shadow-lg); font-size:.9rem; display:flex; align-items:center; gap:.8rem; transform:translateX(120%); transition:transform .4s cubic-bezier(.34,1.56,.64,1); max-width:340px; }
#toast.show { transform:translateX(0); }
#toast.error { background:#8B1A1A; }
#toast i { color:var(--gold); font-size:1.1rem; }

/* PAGE LOADER */
#page-loader { position:fixed; inset:0; z-index:9999; background:var(--green-deep); display:flex; align-items:center; justify-content:center; flex-direction:column; gap:1.5rem; transition:opacity .6s ease,visibility .6s ease; }
#page-loader.hidden { opacity:0; visibility:hidden; }
.loader-logo { font-family:var(--font-display); font-size:2.5rem; font-weight:900; color:var(--white); }
.loader-logo span { color:var(--gold); }
.loader-bar { width:200px; height:3px; background:rgba(255,255,255,.15); border-radius:2px; overflow:hidden; }
.loader-fill { height:100%; background:var(--gold); border-radius:2px; animation:loadBar 1.3s ease forwards; }
@keyframes loadBar { from{width:0} to{width:100%} }

/* SCROLL REVEAL */
.reveal { opacity:0; transform:translateY(28px); transition:opacity .7s ease,transform .7s ease; }
.reveal.visible { opacity:1; transform:translateY(0); }
.delay-1{transition-delay:.1s} .delay-2{transition-delay:.2s} .delay-3{transition-delay:.3s} .delay-4{transition-delay:.4s}

/* GRID HELPERS */
.grid-2   { display:grid; grid-template-columns:1fr 1fr;           gap:2rem; }
.grid-3   { display:grid; grid-template-columns:repeat(3,1fr);     gap:2rem; }
.grid-4   { display:grid; grid-template-columns:repeat(4,1fr);     gap:2rem; }
.grid-auto{ display:grid; grid-template-columns:repeat(auto-fill,minmax(300px,1fr)); gap:1.5rem; }

/* FEE / INFO CARDS */
.fee-card { background:var(--cream); border-radius:var(--radius-lg); overflow:hidden; border:1px solid var(--gray-light); box-shadow:var(--shadow-sm); }
.fee-header { background:var(--green-deep); padding:1.2rem 1.5rem; color:var(--white); }
.fee-header h3 { font-family:var(--font-display); font-size:1rem; font-weight:700; }
.fee-header p { font-size:.8rem; color:rgba(255,255,255,.55); margin-top:.2rem; }
.fee-body { padding:1.2rem 1.5rem; }
.fee-row { display:flex; justify-content:space-between; align-items:center; padding:.7rem 0; border-bottom:1px solid var(--gray-light); font-size:.9rem; }
.fee-row:last-child { border-bottom:none; }
.fee-row .fee-label { color:var(--gray-text); }
.fee-row .fee-amount { font-family:var(--font-mono); font-weight:600; color:var(--green-deep); }
.info-note { border-radius:var(--radius); padding:1rem 1.2rem; font-size:.85rem; display:flex; gap:.7rem; align-items:flex-start; }
.info-note.gold  { background:rgba(200,168,75,.12); border:1px solid rgba(200,168,75,.3); }
.info-note.green { background:rgba(26,122,74,.08);  border:1px solid rgba(26,122,74,.2); }
.info-note i { margin-top:.1rem; }
.info-note.gold i  { color:var(--gold); }
.info-note.green i { color:var(--green-mid); }

/* RESPONSIVE */
@media(max-width:1100px){ .footer-grid{grid-template-columns:1fr 1fr} .grid-4{grid-template-columns:repeat(2,1fr)} }
@media(max-width:900px){
  .nav-links{display:none} .nav-cta-group{display:none} .hamburger{display:flex !important; visibility:visible !important}
  .grid-2,.grid-3{grid-template-columns:1fr}
  .form-row.cols-2,.form-row.cols-3{grid-template-columns:1fr}
  .timeline::before{left:80px} .tl-item{grid-template-columns:80px 1fr} .tl-dot{left:74px} .tl-date{padding-right:1rem}
}
@media(max-width:640px){
  .section-pad{padding:4.5rem 0} .footer-grid{grid-template-columns:1fr} .footer-bottom{flex-direction:column;text-align:center}
  .grid-4{grid-template-columns:1fr} .form-submit-row{flex-direction:column;align-items:stretch}
  .form-submit-row .btn{width:100%;justify-content:center}
  .timeline::before{left:60px} .tl-item{grid-template-columns:60px 1fr;gap:1rem} .tl-dot{left:54px}
  .page-hero{padding:3.5rem 0 3rem}
}

/* ═══════════════════════════════════════════════════════
   SHARED CAROUSEL (homepage hero + page hero banners)
═══════════════════════════════════════════════════════ */
.carousel-bg {
  position: absolute; inset: 0; z-index: 0;
  overflow: hidden;
}
.carousel-bg .slide {
  position: absolute; inset: 0;
  opacity: 0;
  transition: opacity 1.2s ease;
}
.carousel-bg .slide.active { opacity: 1; }
.carousel-bg .slide img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}
/* Dark overlay on top of carousel */
.carousel-bg::after {
  content: '';
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(
    135deg,
    rgba(5,20,10,.80) 0%,
    rgba(10,46,26,.70) 50%,
    rgba(5,15,8,.65) 100%
  );
  pointer-events: none;
}
/* Carousel dots */
.carousel-dots {
  position: absolute; bottom: 1.4rem; left: 50%;
  transform: translateX(-50%);
  display: flex; gap: .5rem;
  z-index: 10;
}
.carousel-dots .dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: rgba(255,255,255,.35);
  border: none; cursor: pointer;
  padding: 0;
  transition: background .3s ease, transform .3s ease;
}
.carousel-dots .dot.active {
  background: var(--gold);
  transform: scale(1.3);
}

/* Page hero with carousel — override static gradient */
.page-hero { position: relative; overflow: hidden; }
.page-hero .page-hero-inner { position: relative; z-index: 2; }