:root {
  /* Brand palette derived from the logo: navy "zek", green "edu", orange tagline */
  --navy: #14213d;
  --navy-2: #1c2d52;
  --green: #3fa64c;
  --green-dark: #2e8038;
  --orange: #f2872e;
  --orange-dark: #d96f1a;
  --ink: #1c2333;
  --muted: #62697c;
  --light-bg: #f7f8fb;
  --border: #e6e8f0;
  --radius: 12px;
  --shadow-sm: 0 1px 3px rgba(20, 33, 61, 0.06), 0 1px 2px rgba(20, 33, 61, 0.04);
  --shadow-md: 0 12px 28px rgba(20, 33, 61, 0.10);
  --font-heading: 'Poppins', 'Segoe UI', sans-serif;
  --font-body: 'Inter', 'Segoe UI', sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin:0; font-family: var(--font-body); color: var(--ink); line-height:1.65; background:#fff; -webkit-font-smoothing:antialiased; font-size:16px; }
.container { max-width: 1180px; margin: 0 auto; padding: 0 24px; }
h1,h2,h3 { font-family: var(--font-heading); font-weight:700; line-height:1.22; letter-spacing:-0.01em; margin:0; color: var(--navy); }
p { margin:0; }
a { color: var(--green-dark); text-decoration:none; }

.eyebrow { display:inline-flex; align-items:center; gap:8px; font-size:.76rem; font-weight:700; letter-spacing:.09em; text-transform:uppercase; color: var(--green-dark); margin-bottom:10px; }
.eyebrow::before { content:""; width:20px; height:2px; background: var(--orange); display:inline-block; }

/* ---------- Buttons ---------- */
.btn { display:inline-flex; align-items:center; justify-content:center; gap:8px; padding:11px 26px; border-radius:8px; font-weight:600; font-family: var(--font-body); cursor:pointer; border:2px solid transparent; font-size:.94rem; transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease; }
.btn-primary { background: var(--orange); color:#fff; box-shadow: 0 4px 12px rgba(242,135,46,.28); }
.btn-primary:hover { background: var(--orange-dark); box-shadow: 0 6px 16px rgba(242,135,46,.34); }
.btn-outline { border-color: var(--navy); color: var(--navy); background:#fff; }
.btn-outline:hover { background: var(--light-bg); }
.btn-outline-light { border-color: rgba(255,255,255,.4); color:#fff; background: rgba(255,255,255,.04); }
.btn-outline-light:hover { background: rgba(255,255,255,.12); border-color: rgba(255,255,255,.7); }
.btn-lg { padding:14px 30px; font-size:1rem; }
.btn-block { width:100%; justify-content:center; margin-top:6px; }
.btn-icon { font-size:.95em; }

/* ---------- Header ---------- */
.site-header { background:#fff; border-bottom:1px solid var(--border); position:sticky; top:0; z-index:50; }
.header-inner { display:flex; align-items:center; justify-content:space-between; padding:14px 24px; gap:28px; }
.brand { display:flex; align-items:center; font-family: var(--font-heading); font-weight:800; font-size:1.3rem; color:var(--navy); flex-shrink:0; }
.brand .logo { max-height:42px; display:block; }
.header-links { display:flex; gap:22px; flex:1; justify-content:center; }
.header-links a { color: var(--ink); font-weight:600; font-size:.88rem; padding:6px 0; border-bottom:2px solid transparent; white-space:nowrap; }
.header-links a:hover { color: var(--green-dark); border-bottom-color: var(--orange); }
.header-actions { display:flex; align-items:center; gap:18px; flex-shrink:0; }
.header-phone { display:flex; align-items:center; gap:6px; font-weight:600; font-size:.9rem; color: var(--navy); white-space:nowrap; }
.header-phone-icon { color: var(--orange); }

/* ---------- Mobile nav toggle + panel ---------- */
.mobile-nav-toggle { display:none; flex-direction:column; justify-content:center; align-items:center; gap:5px; width:38px; height:38px; border:1px solid var(--border); border-radius:8px; background:#fff; cursor:pointer; padding:0; flex-shrink:0; }
.mobile-nav-toggle span { width:18px; height:2px; background: var(--navy); border-radius:2px; transition: transform .2s ease, opacity .2s ease; }
.mobile-nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.mobile-nav-toggle.open span:nth-child(2) { opacity:0; }
.mobile-nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-nav-panel { display:none; flex-direction:column; background:#fff; border-top:1px solid var(--border); max-height:0; overflow:hidden; transition: max-height .25s ease; }
.mobile-nav-panel.open { max-height:400px; }
.mobile-nav-panel a { padding:14px 24px; font-weight:600; font-size:.95rem; color: var(--ink); border-bottom:1px solid var(--border); }
.mobile-nav-panel a:hover { color: var(--green-dark); background: var(--light-bg); }

/* ---------- Hero ---------- */
.hero { position:relative; background: linear-gradient(135deg, var(--navy) 0%, var(--navy-2) 100%); color:#fff; padding:72px 0 76px; overflow:hidden; }
.hero::after { content:""; position:absolute; inset:0; background-image: radial-gradient(rgba(255,255,255,.06) 1px, transparent 1px); background-size:22px 22px; opacity:.5; pointer-events:none; }
.hero-grid { position:relative; display:grid; grid-template-columns: 1.05fr 1fr; gap:56px; align-items:center; }
.hero-copy .badge { display:inline-flex; align-items:center; gap:8px; background: rgba(63,166,76,.16); border:1px solid rgba(63,166,76,.4); color:#a9e6b1; padding:6px 16px; border-radius:999px; font-size:.78rem; font-weight:700; letter-spacing:.03em; margin-bottom:20px; }
.hero-copy h1 { font-size:2.65rem; margin-bottom:18px; color:#fff; }
.hero-copy .lead-text { font-size:1.1rem; opacity:.82; max-width:520px; }
.hero-copy .students { font-weight:700; color: var(--orange); margin-top:18px; letter-spacing:.01em; font-size:.95rem; }
.hero-price { display:flex; align-items:baseline; gap:10px; margin-top:14px; }
.hero-price-old { font-size:1rem; color: rgba(255,255,255,.55); text-decoration:line-through; }
.hero-price-new { font-family: var(--font-heading); font-size:1.9rem; font-weight:800; color:#fff; }
.hero-price-label { font-size:.85rem; color: rgba(255,255,255,.65); text-transform:lowercase; }
.hero-actions { margin-top:30px; display:flex; gap:14px; flex-wrap:wrap; }
.hero-media img { width:100%; display:block; }

/* ---------- Trust bar (floating card overlapping hero) ---------- */
.trust-bar { position:relative; z-index:5; margin-top:-56px; }
.trust-bar-inner { background:#fff; border-radius:18px; box-shadow: 0 20px 50px rgba(20,33,61,.16); display:grid; grid-template-columns:repeat(4,1fr); padding:30px 20px; }
.trust-item { display:flex; flex-direction:column; align-items:center; gap:4px; border-right:1px solid var(--border); padding:4px 12px; }
.trust-item:last-child { border-right:none; }
.trust-icon { font-size:1.3rem; margin-bottom:4px; }
.trust-item strong { font-family: var(--font-heading); font-size:1.4rem; color: var(--navy); }
.trust-item span:last-child { font-size:.76rem; color: var(--muted); letter-spacing:.02em; text-transform:uppercase; font-weight:600; }

/* ---------- Section rhythm ---------- */
.highlights, .curriculum, .about, .faq, .promo, .audience, .course-details, .pricing, .testimonials, .batch-schedule { padding:58px 0; scroll-margin-top:80px; }
.highlights { background: var(--light-bg); }
.promo { background: var(--light-bg); }
.faq { background: var(--light-bg); }
.pricing { background: var(--light-bg); }
.batch-schedule { background: var(--light-bg); }
.highlights h2, .curriculum h2, .promo h2, .about h2, .faq h2, .audience h2, .course-details h2, .pricing h2, .testimonials h2, .batch-schedule h2 { font-size:2rem; margin-bottom:28px; }

.card-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(250px,1fr)); gap:22px; }
.card { background:#fff; border:1px solid var(--border); border-radius: var(--radius); padding:28px; box-shadow: var(--shadow-sm); transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease; }
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: transparent; }
.card-icon { width:44px; height:44px; border-radius:10px; background: rgba(63,166,76,.12); color: var(--green-dark); display:flex; align-items:center; justify-content:center; font-size:1.25rem; margin-bottom:16px; }
.card h3 { font-size:1.06rem; margin-bottom:10px; }
.card p { color: var(--muted); font-size:.94rem; }
.card-module { border-left: 3px solid var(--green); }

.center-cta { text-align:center; margin-top:32px; }

.promo .video-wrap { position:relative; padding-bottom:56.25%; height:0; overflow:hidden; border-radius: var(--radius); margin-top:8px; box-shadow: var(--shadow-md); border:1px solid var(--border); }
.promo .video-wrap iframe { position:absolute; top:0; left:0; width:100%; height:100%; border:0; }

.about-inner p { color: var(--muted); font-size:1.05rem; max-width:760px; margin-top:8px; }

/* ---------- Who Should Attend ---------- */
.audience-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(280px,1fr)); gap:20px; }
.audience-item { display:flex; gap:14px; align-items:flex-start; background:#fff; border:1px solid var(--border); border-radius: var(--radius); padding:20px; }
.audience-check { flex-shrink:0; width:26px; height:26px; border-radius:50%; background: rgba(63,166,76,.14); color: var(--green-dark); display:flex; align-items:center; justify-content:center; font-size:.8rem; font-weight:700; }
.audience-item strong { display:block; color: var(--navy); font-size:1rem; margin-bottom:4px; }
.audience-item p { color: var(--muted); font-size:.92rem; }

/* ---------- Course Details ---------- */
.details-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(260px,1fr)); gap:18px; }
.detail-tile { display:flex; gap:16px; align-items:center; background:#fff; border:1px solid var(--border); border-radius: var(--radius); padding:20px; box-shadow: var(--shadow-sm); }
.detail-icon { flex-shrink:0; width:46px; height:46px; border-radius:10px; background: rgba(242,135,46,.12); display:flex; align-items:center; justify-content:center; font-size:1.3rem; }
.detail-tile div { display:flex; flex-direction:column; gap:3px; }
.detail-label { font-size:.72rem; font-weight:700; letter-spacing:.06em; text-transform:uppercase; color: var(--muted); }
.detail-value { font-weight:600; color: var(--navy); font-size:.98rem; }

/* ---------- Upcoming Batches ---------- */
.batch-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(260px,1fr)); gap:18px; }
.batch-card { display:flex; gap:16px; align-items:flex-start; background:#fff; border:1px solid var(--border); border-left:3px solid var(--green); border-radius: var(--radius); padding:20px; box-shadow: var(--shadow-sm); }
.batch-icon { flex-shrink:0; width:46px; height:46px; border-radius:10px; background: rgba(63,166,76,.12); display:flex; align-items:center; justify-content:center; font-size:1.3rem; }
.batch-card strong { display:block; color: var(--navy); font-size:1rem; margin-bottom:4px; }
.batch-card p { color: var(--muted); font-size:.92rem; }

/* ---------- Pricing ---------- */
.pricing .container { text-align:center; }
.pricing-card { max-width:460px; margin:0 auto; background:#fff; border-radius:18px; box-shadow: var(--shadow-md); padding:38px 34px; border-top:4px solid var(--orange); text-align:left; }
.pricing-amounts { display:flex; align-items:baseline; gap:12px; justify-content:center; }
.price-old { font-size:1.1rem; color: var(--muted); text-decoration:line-through; }
.price-new { font-family: var(--font-heading); font-size:2.4rem; font-weight:800; color: var(--navy); }
.price-note { text-align:center; color: var(--muted); font-size:.85rem; margin-top:6px; }
.pricing-includes { list-style:none; margin:26px 0; padding:0; display:flex; flex-direction:column; gap:12px; }
.pricing-includes li { display:flex; align-items:center; gap:10px; font-size:.92rem; color: var(--ink); }
.pricing-includes .audience-check { width:20px; height:20px; font-size:.7rem; }

/* ---------- Testimonials ---------- */
.testimonial-card { background:#fff; border:1px solid var(--border); border-radius: var(--radius); padding:26px; box-shadow: var(--shadow-sm); }
.testimonial-stars { color: var(--orange); letter-spacing:2px; margin-bottom:12px; font-size:.9rem; }
.testimonial-quote { color: var(--ink); font-size:.96rem; font-style:italic; line-height:1.6; margin-bottom:16px; }
.testimonial-name { font-weight:700; color: var(--navy); font-size:.9rem; }

.faq-list { display:grid; gap:12px; max-width:820px; }
.faq-item { background:#fff; border:1px solid var(--border); border-radius:10px; padding:18px 22px; }
.faq-item summary { cursor:pointer; font-weight:600; color: var(--navy); list-style:none; display:flex; justify-content:space-between; align-items:center; gap:12px; }
.faq-item summary::-webkit-details-marker { display:none; }
.faq-item .faq-caret { transition: transform .2s ease; color: var(--orange); flex-shrink:0; }
.faq-item[open] .faq-caret { transform: rotate(180deg); }
.faq-item p { margin-top:12px; color: var(--muted); }

/* ---------- Final CTA banner ---------- */
.final-cta { background: linear-gradient(120deg, var(--green-dark), var(--green)); padding:52px 0; }
.final-cta-inner { text-align:center; color:#fff; }
.final-cta h2 { font-size:1.85rem; margin-bottom:10px; color:#fff; }
.final-cta p { opacity:.92; margin-bottom:26px; }
.final-cta .btn-primary { background:#fff; color: var(--green-dark); box-shadow: 0 10px 24px rgba(0,0,0,.15); }
.final-cta .btn-primary:hover { background:#f3f3f3; }

.thankyou { padding:120px 0; text-align:center; }
.thankyou h1 { font-size:2.2rem; margin-bottom:16px; }
.thankyou p { color: var(--muted); margin-bottom:26px; }
.thankyou-download { margin-bottom:14px; }
.thankyou-whatsapp { margin-bottom:14px; }
.thankyou-back { margin-top:10px; display:inline-block; }
.btn-whatsapp { background:#25D366; color:#fff; box-shadow: 0 4px 12px rgba(37,211,102,.3); }
.btn-whatsapp:hover { background:#1fb957; }

/* ---------- Footer ---------- */
.site-footer { background: var(--navy); color:#aab3cc; padding-top:56px; }
.footer-grid { display:grid; grid-template-columns: 1.4fr 1fr 1fr; gap:40px; padding-bottom:36px; border-bottom:1px solid rgba(255,255,255,.08); }
.footer-logo { height:36px; width:auto; max-width:160px; display:block; margin-bottom:16px; align-self:flex-start; flex-shrink:0; object-fit:contain; }
.footer-brand { font-family: var(--font-heading); font-weight:700; color:#fff; font-size:1.15rem; margin-bottom:10px; }
.footer-tagline { font-size:.9rem; max-width:320px; }
.footer-col h4 { color:#fff; font-family: var(--font-heading); font-size:.95rem; margin-bottom:16px; }
.footer-col { display:flex; flex-direction:column; gap:10px; }
.footer-col a, .footer-cta-link { color:#aab3cc; font-size:.9rem; background:none; border:none; padding:0; text-align:left; cursor:pointer; font-family:inherit; }
.footer-col a:hover, .footer-cta-link:hover { color:#fff; }
.footer-bottom { padding:20px 24px; font-size:.82rem; text-align:center; }

/* ---------- WhatsApp FAB ---------- */
.whatsapp-fab { position:fixed; bottom:26px; right:26px; background:#25D366; color:#fff; width:56px; height:56px; border-radius:50%; display:flex; align-items:center; justify-content:center; box-shadow:0 8px 24px rgba(37,211,102,.4); z-index:60; transition: transform .15s ease; }
.whatsapp-fab:hover { transform: scale(1.08); }

/* ---------- Lead modal ---------- */
.lead-modal-overlay { position:fixed; inset:0; background: rgba(15,20,38,.6); backdrop-filter: blur(3px); display:flex; align-items:center; justify-content:center; padding:20px; z-index:100; opacity:0; pointer-events:none; transition: opacity .2s ease; }
.lead-modal-overlay.open { opacity:1; pointer-events:auto; }
.lead-modal { background:#fff; border-radius:16px; padding:36px; max-width:560px; width:100%; max-height:90vh; overflow-y:auto; position:relative; box-shadow: 0 30px 70px rgba(0,0,0,.35); transform: translateY(12px); transition: transform .2s ease; }
.lead-modal-overlay.open .lead-modal { transform: translateY(0); }
.lead-modal-close { position:absolute; top:16px; right:18px; background:none; border:none; font-size:1.6rem; line-height:1; color: var(--muted); cursor:pointer; }
.lead-modal-close:hover { color: var(--ink); }
.lead-modal-title { font-size:1.5rem; margin-bottom:6px; }
.lead-modal-subtitle { color: var(--muted); font-size:.92rem; margin-bottom:22px; font-family: var(--font-body); font-weight:400; }

.lead-form { display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.lead-form .form-row-full { grid-column: span 2; }
.lead-form label { display:block; margin-bottom:6px; font-weight:600; font-size:.85rem; color: var(--navy); }
.lead-form input, .lead-form select, .lead-form textarea { width:100%; padding:11px 12px; border-radius:8px; border:1px solid var(--border); font-family: var(--font-body); font-size:.94rem; background:#fafbfe; }
.lead-form textarea { resize:vertical; min-height:70px; }
.lead-form input:focus, .lead-form select:focus, .lead-form textarea:focus { outline:none; border-color: var(--green); background:#fff; }
.lead-form button { grid-column: span 2; }

.alert { padding:12px 16px; border-radius:8px; margin-bottom:16px; font-size:.9rem; }
.alert-error { background:#fde8e8; color:#9b1c1c; border:1px solid #f5b5b5; }
.alert-success { background:#e7f8ee; color:#1c7a3f; border:1px solid #a9e3c1; }

@media (max-width: 1040px) {
  .header-links { display:none; }
  .mobile-nav-toggle { display:flex; }
  .mobile-nav-panel { display:flex; }
}
@media (max-width: 860px) {
  .hero { padding:48px 0 52px; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-copy h1 { font-size:2.05rem; }
  .trust-bar { margin-top:-36px; }
  .trust-bar-inner { grid-template-columns: repeat(2,1fr); gap:20px 0; padding:22px 16px; }
  .trust-item:nth-child(2) { border-right:none; }
  .highlights, .curriculum, .about, .faq, .promo, .audience, .course-details, .pricing, .testimonials, .batch-schedule { padding:42px 0; }
  .highlights h2, .curriculum h2, .promo h2, .about h2, .faq h2, .audience h2, .course-details h2, .pricing h2, .testimonials h2, .batch-schedule h2 { margin-bottom:22px; }
  .final-cta { padding:44px 0; }
  .lead-form { grid-template-columns: 1fr; }
  .lead-form .form-row-full, .lead-form button { grid-column: span 1; }
  .footer-grid { grid-template-columns: 1fr; }
  .header-actions .header-phone { display:none; }
}