/* IBCIN Phase 2 static-site baseline */
:root {
  --navy-950: #07151f;
  --navy-900: #0c2535;
  --navy-800: #12384d;
  --navy-700: #1c526c;
  --steel-100: #e7eef2;
  --steel-50: #f5f8fa;
  --ink: #17252e;
  --muted: #61717c;
  --line: #d5e0e6;
  --white: #ffffff;
  --accent: #e78325;
  --accent-dark: #bd5b0e;
  --radius: 18px;
  --shadow: 0 18px 45px rgba(5, 27, 40, .12);
  --container: min(1160px, calc(100% - 40px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--white); font: 16px/1.65 system-ui, -apple-system, "Segoe UI", Arial, sans-serif; }
img { max-width: 100%; height: auto; }
a { color: var(--navy-700); text-decoration-thickness: .09em; text-underline-offset: .16em; }
a:hover { color: var(--accent-dark); }
.skip-link { position: absolute; left: -999px; top: 8px; z-index: 100; padding: 10px 14px; background: var(--white); color: var(--ink); }
.skip-link:focus { left: 8px; }
.container { width: var(--container); margin-inline: auto; }

.site-header { position: sticky; top: 0; z-index: 50; color: var(--white); background: rgba(7, 21, 31, .96); border-bottom: 1px solid rgba(255,255,255,.12); backdrop-filter: blur(12px); }
.header-inner { min-height: 74px; display: flex; align-items: center; gap: 28px; }
.brand { color: var(--white); font-size: 1.42rem; font-weight: 850; letter-spacing: .14em; text-decoration: none; }
.brand:hover { color: var(--white); }
.site-nav { margin-left: auto; display: flex; align-items: center; gap: 6px; }
.site-nav a { color: #dbe8ee; padding: 9px 12px; border-radius: 9px; text-decoration: none; font-weight: 650; }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--white); background: rgba(255,255,255,.11); }
.site-nav .language-link { margin-left: 8px; color: var(--white); border: 1px solid rgba(255,255,255,.34); }
.menu-toggle { display: none; margin-left: auto; border: 1px solid rgba(255,255,255,.35); border-radius: 9px; padding: 8px 12px; color: var(--white); background: transparent; font: inherit; }

.hero { position: relative; overflow: hidden; color: var(--white); background: linear-gradient(135deg, var(--navy-950), var(--navy-800)); }
.hero::after { content: ""; position: absolute; inset: auto -12% -50% auto; width: 520px; height: 520px; border: 1px solid rgba(255,255,255,.1); border-radius: 50%; box-shadow: 0 0 0 95px rgba(255,255,255,.025), 0 0 0 190px rgba(255,255,255,.018); }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.05fr .95fr; gap: 46px; align-items: center; padding: 76px 0; }
.eyebrow { margin: 0 0 12px; color: #f5ad66; font-size: .82rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
h1, h2, h3 { line-height: 1.16; letter-spacing: -.02em; }
h1 { max-width: 760px; margin: 0; font-size: clamp(2.4rem, 5vw, 4.45rem); }
.hero-copy > p:not(.eyebrow) { max-width: 680px; margin: 22px 0 0; color: #d5e2e8; font-size: 1.1rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 10px 18px; border: 1px solid transparent; border-radius: 10px; color: var(--navy-950); background: var(--accent); font-weight: 800; text-decoration: none; }
.button:hover { color: var(--navy-950); background: #f0a359; }
.button.secondary { color: var(--white); background: transparent; border-color: rgba(255,255,255,.45); }
.button.secondary:hover { color: var(--white); background: rgba(255,255,255,.09); }
.hero-media { margin: 0; overflow: hidden; border: 1px solid rgba(255,255,255,.18); border-radius: var(--radius); box-shadow: var(--shadow); background: #0b1d27; }
.hero-media img { display: block; width: 100%; aspect-ratio: 16 / 10; object-fit: cover; }
figcaption, .figure-note { padding: 9px 12px; color: #c6d5dc; background: rgba(7,21,31,.9); font-size: .78rem; }

.section { padding: 78px 0; }
.section.alt { background: var(--steel-50); }
.section-heading { max-width: 760px; margin-bottom: 32px; }
.section-heading h2 { margin: 0 0 12px; color: var(--navy-900); font-size: clamp(1.9rem, 3vw, 2.75rem); }
.section-heading p { margin: 0; color: var(--muted); }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.card { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--white); box-shadow: 0 10px 28px rgba(11, 43, 59, .07); }
.card-body { padding: 24px; }
.card h2, .card h3 { margin: 0 0 10px; color: var(--navy-900); }
.card p { margin: 0; color: var(--muted); }
.card-image { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; display: block; }
.card .figure-note { margin: 0; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.feature-list { display: grid; gap: 16px; padding: 0; margin: 0; list-style: none; }
.feature-list li { padding: 20px 22px; border-left: 4px solid var(--accent); background: var(--steel-50); border-radius: 0 12px 12px 0; }
.feature-list strong { display: block; margin-bottom: 4px; color: var(--navy-900); }
.category-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.category { padding: 24px; border: 1px solid var(--line); border-radius: 14px; background: var(--white); }
.category h2 { margin: 0 0 10px; font-size: 1.35rem; color: var(--navy-900); }
.category ul { margin: 0; padding-left: 1.2rem; color: var(--muted); }
.product-gallery { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.product-card { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--white); box-shadow: 0 10px 28px rgba(11, 43, 59, .07); }
.product-card-image { display: block; width: 100%; aspect-ratio: 1; object-fit: cover; background: var(--steel-50); }
.product-card-body { padding: 24px; }
.product-card h2 { margin: 0 0 10px; color: var(--navy-900); font-size: 1.35rem; }
.product-card p { margin: 0; color: var(--muted); }
.notice { padding: 18px 20px; border: 1px solid #e8c18f; border-radius: 12px; color: #5e3a16; background: #fff8ee; }
.contact-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 20px; margin-top: 28px; }
.contact-card { padding: 26px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--white); }
.contact-card h2 { margin: 0 0 8px; font-size: 1.15rem; color: var(--navy-900); }
.contact-card a { font-size: 1.12rem; font-weight: 750; overflow-wrap: anywhere; }
.contact-card p { margin: 12px 0 0; color: var(--muted); }
.contact-card .contact-value { margin-top: 0; color: var(--navy-900); font-size: 1.12rem; font-weight: 750; }
.location-layout { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(320px, .85fr); gap: 48px; align-items: start; }
.location-map { margin: 0; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--white); box-shadow: 0 10px 28px rgba(11, 43, 59, .07); }
.location-map img { display: block; width: 100%; aspect-ratio: 1200 / 898; object-fit: cover; }
.location-map figcaption { color: #d4e1e7; }
.requirements-list { display: grid; gap: 14px; margin: 0; padding: 0; list-style: none; }
.requirements-list li { padding: 18px 20px; border-left: 4px solid var(--accent); border-radius: 0 12px 12px 0; background: var(--white); }
.requirements-list strong, .requirements-list span { display: block; }
.requirements-list strong { color: var(--navy-900); }
.requirements-list span { margin-top: 3px; color: var(--muted); }
.contact-cta { margin-top: 24px; }

.cta { color: var(--white); background: var(--navy-900); }
.cta-inner { display: flex; gap: 24px; justify-content: space-between; align-items: center; padding: 42px 0; }
.cta h2 { margin: 0 0 8px; }
.cta p { margin: 0; color: #c9d9e0; }
.site-footer { color: #c6d4da; background: var(--navy-950); }
.footer-inner { display: flex; justify-content: space-between; gap: 24px; padding: 32px 0; }
.footer-inner p { margin: 0; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 14px; }
.footer-nav a { color: #e0eaf0; }

.error-page { min-height: 100vh; display: grid; place-items: center; padding: 30px; color: var(--white); text-align: center; background: linear-gradient(135deg, var(--navy-950), var(--navy-800)); }
.error-card { max-width: 720px; }
.error-code { margin: 0; color: var(--accent); font-size: clamp(4rem, 15vw, 9rem); font-weight: 900; line-height: 1; }
.error-page h1 { margin-top: 12px; font-size: clamp(2rem, 5vw, 3.5rem); }
.error-page p { color: #d5e2e8; }

@media (max-width: 900px) {
  .hero-grid, .split, .location-layout { grid-template-columns: 1fr; }
  .hero-grid { padding: 58px 0; }
  .cards { grid-template-columns: 1fr; }
  .category-grid { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  :root { --container: min(100% - 28px, 1160px); }
  .header-inner { flex-wrap: wrap; min-height: 66px; padding: 12px 0; }
  .menu-toggle { display: inline-flex; }
  .site-nav { display: none; order: 3; width: 100%; margin: 0; padding: 8px 0 12px; align-items: stretch; flex-direction: column; }
  .site-nav.is-open { display: flex; }
  .site-nav a { padding: 11px 12px; }
  .site-nav .language-link { margin-left: 0; margin-top: 4px; text-align: center; }
  .section { padding: 58px 0; }
  .product-gallery { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .cta-inner, .footer-inner { align-items: flex-start; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}