:root{
  --brand:#800000; --brand-dark:#4a0000;
  --accent:#ff8c00; --accent-2:#ff4500;
  --bg:#f8f7f7; --ink:#222; --muted:#666;
  --card:#fff; --shadow:0 14px 28px rgba(0,0,0,.12);
  --radius:18px; --max:1200px;
}

/* Base */
*{box-sizing:border-box}
html,body{
  margin:0;padding:0;
  background:var(--bg);
  color:var(--ink);
  font:16px/1.55 'Open Sans',system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}

/* Progress */
.scroll-progress{
  position:fixed;left:0;top:0;width:100%;height:4px;
  background:rgba(0,0,0,.08);
  z-index:9000;
}
.scroll-progress span{
  display:block;height:100%;width:0;
  background:linear-gradient(90deg,var(--accent),var(--accent-2));
  transition:width .12s linear;
}

/* Header */
.site-header{position:sticky;top:0;z-index:8500}
.marquee{
  background:var(--brand);
  color:#fff;
  overflow:hidden;
  white-space:nowrap;
  font-weight:700;
  font-size:14px;
  height:32px;
  line-height:32px;
  transition:height .25s ease, opacity .25s ease;
  will-change: height, opacity;
}
.marquee.is-hidden{height:0;opacity:0}
.marquee .inner{display:inline-block;animation:marq 24s linear infinite}
@keyframes marq{0%{transform:translateX(0)}100%{transform:translateX(-100%)}}

.nav{
  backdrop-filter:saturate(160%) blur(4px);
  background:linear-gradient(0deg,#ffffffcc,#ffffffea);
  box-shadow:0 6px 20px rgba(0,0,0,.06);
}
.nav .wrap{
  max-width:var(--max);
  margin:0 auto;
  display:flex;
  align-items:center;
  gap:18px;
  padding:12px 20px;
}
.brand{display:flex;align-items:center;gap:10px}
.brand img{width:48px;height:48px;object-fit:contain}
.brand span{font-weight:800;letter-spacing:.2px}

.nav-links{display:flex;gap:18px;align-items:center;margin-left:auto}
.nav-links a{padding:8px 10px;border-radius:10px;font-weight:800}
.nav-links a:hover{background:#f2f2f2}

.btn-pill{border-radius:999px;padding:10px 18px;font-weight:800}
.btn-primary{
  background:var(--brand-dark);
  color:#fff;
  box-shadow:0 10px 22px rgba(0,0,0,.18);
}
.btn-primary:hover{background:var(--accent-2)}

.dropdown{position:relative}
.dropdown summary{
  list-style:none;
  display:flex;
  align-items:center;
  gap:6px;
  cursor:pointer;
  padding:8px 10px;
  border-radius:10px;
  font-weight:800;
}
.dropdown summary::-webkit-details-marker{display:none}
.dropdown[open] summary{background:#f3f3f3}
.caret{
  border-style:solid;
  border-width:5px 5px 0 5px;
  border-color:#111 transparent transparent transparent;
  transition:transform .2s;
}
details[open] .caret{transform:rotate(180deg)}
.menu{
  position:absolute;
  left:0;
  top:44px;
  min-width:220px;
  background:#fff;
  border-radius:14px;
  box-shadow:var(--shadow);
  padding:8px;
  margin:0;
  list-style:none;
  z-index:9999;
}
.menu a{display:block;padding:10px 12px;border-radius:10px}
.menu a:hover{background:#f2f2f2;color:var(--brand)}

/* Sections */
.section{max-width:var(--max);margin:0 auto;padding:80px 20px}
.kicker{
  display:inline-block;
  background:var(--brand);
  color:#fff;
  font-size:12px;
  font-weight:800;
  letter-spacing:.3px;
  border-radius:999px;
  padding:6px 10px;
}
.h-xl{font-size:44px;line-height:1.15;margin:12px 0}
.lead{color:var(--muted);max-width:720px}

/* Hero + form */
.hero-grid{
  display:grid;
  grid-template-columns:1.05fr 1fr;
  gap:32px;
  align-items:start;
  margin-top:16px;
}
.card{
  background:#fff;
  border-radius:18px;
  box-shadow:var(--shadow);
  padding:22px;
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.input,.select,textarea{
  width:100%;
  padding:12px 14px;
  border:1px solid #ddd;
  border-radius:10px;
  font:inherit;
}
textarea{
  height:120px;
  resize:vertical;
  grid-column:1/3;
}
.btn{
  display:inline-block;
  padding:12px 18px;
  border-radius:12px;
  background:#15c23c;
  color:#fff;
  font-weight:800;
  box-shadow:0 10px 22px rgba(21,194,60,.25);
  border:0;
  cursor:pointer;
}
.btn:hover{filter:brightness(.95)}
.muted{color:#888;font-size:13px}

/* Subject dropdown */
.subj-box{position:relative}
.subj-trigger{cursor:pointer;background:#fff}
.subj-menu{
  position:absolute;
  left:0;
  top:46px;
  background:#fff;
  border:1px solid #ddd;
  border-radius:12px;
  box-shadow:var(--shadow);
  padding:6px;
  width:100%;
  max-height:180px;
  overflow:auto;
  display:none;
  z-index:50;
}
.subj-item{display:flex;gap:8px;align-items:center;padding:8px;border-radius:8px}
.subj-item:hover{background:#f7f7f7}

/* Promo card (right side) */
.promo-card{
  background:linear-gradient(135deg,#ffe7cc,#ffd4a6);
  min-height:360px;
  display:flex;
  align-items:center;
  justify-content:center;
}
.promo-inner{text-align:center;color:#7a4a00}
.promo-title{font-weight:800;font-size:26px}
.promo-bar{
  height:6px;
  background:#2dd951;
  margin:14px 0;
  border-radius:999px;
  width:380px;
  max-width:80vw;
}

/* Footer */
.site-footer{
  width:100%;
  background:#0e0e0e;
  color:#f2f2f2;
  padding:48px 20px 20px;
  margin-top:80px;
}
.footer-inner{
  max-width:var(--max);
  margin:0 auto;
  display:grid;
  gap:40px;
  grid-template-columns:1.2fr 1fr 1fr 1fr;
}
.footer-brand .row{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.footer-brand img{width:42px;height:42px}
.footer-brand p{color:#cfcfcf;line-height:1.6}
.footer-col h4{margin:0 0 12px;font-size:16px;letter-spacing:.6px}
.footer-list{list-style:none;padding:0;margin:0}
.footer-list a{display:block;padding:6px 0;color:#eaeaea;opacity:.9}
.footer-list a:hover{color:#fff;opacity:1;text-decoration:underline}
.socials{display:flex;gap:12px;margin-top:10px}
.socials a{
  width:36px;height:36px;
  border:1px solid #333;
  border-radius:50%;
  display:grid;
  place-items:center;
  color:#fff;
}
.socials a:hover{background:#222}
.footer-meta{
  max-width:var(--max);
  margin:28px auto 0;
  border-top:1px solid #2a2a2a;
  padding-top:16px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
  color:#bdbdbd;
  font-size:14px;
}
.footer-meta a{color:#bdbdbd;margin-left:18px}
.footer-meta a:hover{color:#fff;text-decoration:underline}

/* WhatsApp */
.whatsapp-fab{
  position:fixed;
  right:24px;
  bottom:24px;
  width:56px;
  height:56px;
  border-radius:50%;
  background:#25D366;
  color:#fff;
  display:grid;
  place-items:center;
  box-shadow:0 12px 24px rgba(0,0,0,.25);
  z-index:9999;
}
.whatsapp-fab .dot{
  position:absolute;
  top:6px;
  right:6px;
  width:8px;height:8px;
  border-radius:50%;
  background:#ff2d2d;
}

/* ===== Mobile optimisation (same site, better behaviour) ===== */
@media (max-width:900px){
  .nav .wrap{flex-wrap:wrap;justify-content:space-between}
  .nav-links{flex-wrap:wrap;margin-left:0;gap:10px}
  .btn-pill.btn-primary{margin-left:auto}
}

@media (max-width:1000px){
  .hero-grid{grid-template-columns:1fr}
}

@media (max-width:720px){
  .section{padding:60px 16px}
  .h-xl{font-size:34px;line-height:1.15}
  .btn{min-height:44px}
  .btn-pill{min-height:44px;display:inline-flex;align-items:center;justify-content:center}
  .nav .wrap{gap:12px}
  .brand span{font-size:16px}
  .nav-links{width:100%}
  .btn-pill.btn-primary{width:100%;text-align:center}
  .menu{min-width:200px}
}

@media (max-width:520px){
  .menu{left:auto;right:0}
  .form-grid{grid-template-columns:1fr}
  textarea{grid-column:1/2;height:130px}
  .footer-inner{grid-template-columns:1fr}
  .footer-meta a{margin-left:0;margin-right:18px}
}

/* Motion + focus */
@media (prefers-reduced-motion: reduce) {
  .marquee .inner { animation: none !important; }
  html, body { scroll-behavior: auto; }
}
:focus-visible { outline: 3px solid var(--accent-2); outline-offset: 2px; border-radius: 6px; }