:root {
  color-scheme: light;
  --ink: #0B1F3A;
  --muted: #526579;
  --border: #DCE3E8;
  --surface: #FFFFFF;
  --soft: #F8FAFC;
  --navy: #0B1F3A;
  --blue: #16A34A;
  --green: #16A34A;
  --danger: #b42318;
  --radius: 16px;
}
* { box-sizing: border-box; }
html { min-width: 320px; scroll-behavior: smooth; background: var(--soft); }
body { margin: 0; color: var(--ink); font: 16px/1.55 "Poppins", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
a { color: var(--blue); }
button, input, select, textarea { font: inherit; }
button, select { cursor: pointer; }
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 3px solid #8ab4ff; outline-offset: 2px; }
.skip-link { position: absolute; left: -9999px; top: 0; background: white; padding: .8rem; z-index: 10; }
.skip-link:focus { left: .5rem; }
.site-header { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; padding: 1rem max(1rem, calc((100% - 1160px)/2)); background: white; border-bottom: 1px solid var(--border); }
.brand { display: flex; align-items: center; gap: .7rem; color: var(--ink); text-decoration: none; min-width: 220px; }
.brand-mark { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 12px; background: var(--navy); color: white; font-weight: 900; font-size: 1.25rem; }
.brand small { display: block; color: var(--muted); font-size: .75rem; }
.main-nav { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }
.main-nav a, .site-footer nav a { color: var(--ink); text-decoration: none; font-size: .92rem; }
.main-nav a:hover, .site-footer nav a:hover { color: var(--blue); }
.menu-toggle { display: none; border: 1px solid var(--border); border-radius: 8px; background: white; padding: .5rem .75rem; }
.container { width: min(100% - 2rem, 1160px); margin: 0 auto; }
.hero { padding: clamp(2.5rem, 7vw, 5.5rem) 0; background: linear-gradient(125deg, #0B1F3A, #12395A); color: white; }
.hero-grid { display: grid; grid-template-columns: 1.3fr .7fr; gap: 2.5rem; align-items: center; }
.eyebrow { margin: 0 0 .6rem; color: #F59E0B; font-size: .76rem; font-weight: 850; letter-spacing: .12em; text-transform: uppercase; }
h1, h2, h3 { line-height: 1.2; }
h1 { margin: 0 0 1rem; font-size: clamp(2rem, 5vw, 3.5rem); letter-spacing: -.035em; }
h2 { font-size: clamp(1.45rem, 3vw, 2.1rem); margin: 0 0 1rem; }
h3 { margin: 0 0 .5rem; }
.hero p { max-width: 650px; color: #e0ebf8; font-size: 1.08rem; }
.actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 1.5rem; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: .72rem 1rem; border: 1px solid transparent; border-radius: 9px; text-decoration: none; font-weight: 800; }
.btn-primary { background: var(--navy); color: white; }
.btn-primary:hover { background: #16A34A; }
.btn-light { background: #F59E0B; color: #0B1F3A; }
.btn-outline { border-color: #b7c3d4; color: var(--ink); background: white; }
.btn-whatsapp { background: var(--green); color: white; width: 100%; }
.btn:disabled { opacity: .55; cursor: not-allowed; }
.hero-panel { padding: 1.5rem; border: 1px solid #31506C; border-radius: 18px; background: rgba(255,255,255,.06); }
.hero-panel ul { padding-left: 1.25rem; margin-bottom: 0; }
.section { padding: 3rem 0; }
.section-soft { background: #F1F5F9; }
.section-intro { max-width: 720px; margin-bottom: 1.5rem; color: var(--muted); }
.grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 1rem; }
.card { display: flex; flex-direction: column; gap: .6rem; padding: 1.25rem; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); box-shadow: 0 8px 24px rgba(20,35,60,.035); }
.card p { color: var(--muted); margin: 0; }
.card .card-action { margin-top: auto; padding-top: .65rem; }
.price { color: var(--navy); font-size: 1.65rem; font-weight: 850; letter-spacing: -.025em; }
.muted { color: var(--muted); }
.small { font-size: .86rem; }
.panel { padding: clamp(1rem, 3vw, 1.6rem); border: 1px solid var(--border); border-radius: var(--radius); background: white; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 1rem; }
.field { display: flex; flex-direction: column; gap: .4rem; }
.field-full { grid-column: 1 / -1; }
label { font-weight: 750; }
input, select, textarea { width: 100%; min-height: 46px; padding: .7rem .8rem; border: 1px solid #aeb9ca; border-radius: 9px; background: white; color: var(--ink); }
input::placeholder, textarea::placeholder { color: #7b8493; }
input[aria-invalid="true"], select[aria-invalid="true"] { border-color: var(--danger); }
.notice { padding: .85rem 1rem; border: 1px solid #F5D28A; border-radius: 10px; background: #FFF8E8; color: #0B1F3A; }
.result-panel { margin-top: 1.25rem; padding: 1.25rem; border: 1px solid #9BD5B2; border-radius: 12px; background: #EAF7EF; color: #0B1F3A; }
.result-panel strong { display: block; font-size: clamp(1.8rem, 5vw, 2.4rem); }
.error { color: var(--danger); font-weight: 700; }
[hidden] { display: none !important; }
.list-check { list-style: none; padding: 0; }
.list-check li { padding: .45rem 0; border-bottom: 1px solid #edf0f4; }
.list-check li::before { content: "✓"; color: var(--green); font-weight: 900; margin-right: .55rem; }
.site-footer { display: grid; grid-template-columns: 1fr auto; gap: 1rem; padding: 2rem max(1rem, calc((100% - 1160px)/2)); background: #0B1F3A; color: white; }
.site-footer p, .site-footer small { color: #c5d2e3; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 1rem; }
.site-footer nav a { color: white; }
.site-footer small { grid-column: 1 / -1; border-top: 1px solid #31506C; padding-top: 1rem; }
.breadcrumb { margin: 1.25rem 0; color: var(--muted); }
.inline-options { display: flex; flex-wrap: wrap; gap: .7rem; }
.choice { display: flex; align-items: center; gap: .55rem; padding: .7rem .85rem; border: 1px solid var(--border); border-radius: 9px; background: white; }
.choice input { width: auto; min-height: auto; }
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .main-nav { gap: .7rem; }
}
@media (max-width: 680px) {
  .site-header { flex-wrap: wrap; }
  .menu-toggle { display: block; margin-left: auto; }
  .main-nav { display: none; width: 100%; flex-direction: column; align-items: stretch; padding-top: .75rem; }
  .main-nav.open { display: flex; }
  .main-nav a { padding: .5rem 0; border-top: 1px solid var(--border); }
  .grid, .form-grid { grid-template-columns: 1fr; }
  .site-footer { grid-template-columns: 1fr; }
  .site-footer small { grid-column: auto; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

/* Official NAIJA ONLINE SHOP brand integration */
.brand { min-width: 0; }
.brand-logo { display: block; width: clamp(185px, 23vw, 270px); height: auto; max-height: 66px; }
.footer-logo { display: block; width: min(300px, 100%); height: auto; margin-bottom: .75rem; }
.btn-primary { background: var(--navy); color: #FFFFFF; }
.btn-primary:hover { background: #16A34A; color: #FFFFFF; }
.btn-light { background: #F59E0B; color: #0B1F3A; }
.btn-light:hover { background: #FFC247; }
.eyebrow { color: #16A34A; }
.hero .eyebrow { color: #F59E0B; }
.brand-logo, .footer-logo { object-fit: contain; }
@media (max-width: 680px) {
  .brand-logo { width: min(230px, 65vw); max-height: 56px; }
}