/* Digital Learning Innovations — site styles */
:root {
  --navy: #10314a;
  --navy-deep: #0a2233;
  --blue: #1f6fa8;
  --sky: #e8f2f9;
  --cream: #fbf7f1;
  --ink: #16232e;
  --muted: #4b5b68;
  --line: #d9e2e9;
  --accent: #c2410c;       /* white text on this = 5.2:1 */
  --accent-dark: #9a3412;
  --white: #fff;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(16, 49, 74, .06), 0 8px 24px rgba(16, 49, 74, .08);
  --wrap: 1120px;
  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans: "PT Sans", "Segoe UI", system-ui, -apple-system, Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; font-family: var(--sans); font-size: 1.125rem; line-height: 1.65;
  color: var(--ink); background: var(--white);
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue); text-underline-offset: 3px; }
a:hover { color: var(--navy); }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

h1, h2, h3, h4 { font-family: var(--serif); color: var(--navy); line-height: 1.15; margin: 0 0 .5em; font-weight: 600; letter-spacing: -.01em; }
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); }
h3 { font-size: 1.35rem; }
p { margin: 0 0 1em; }
.lead { font-size: 1.3rem; color: var(--muted); max-width: 40em; }
.eyebrow { font-family: var(--sans); font-weight: 700; font-size: .85rem; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); margin-bottom: .75rem; display: block; }

.wrap { width: min(var(--wrap), 100% - 2rem); margin-inline: auto; }
.section { padding: clamp(3rem, 7vw, 5.5rem) 0; }
.section--sky { background: var(--sky); }
.section--cream { background: var(--cream); }
.section--navy { background: var(--navy); color: #e6eef4; }
.section--navy h2, .section--navy h3 { color: #fff; }
.section--navy .eyebrow { color: #ffb38a; }
.section-head { max-width: 46rem; margin-bottom: 2.5rem; }
.center { text-align: center; margin-inline: auto; }

.skip-link { position: absolute; left: -999px; top: 0; background: var(--navy); color: #fff; padding: .75rem 1rem; z-index: 100; }
.skip-link:focus { left: 0; color: #fff; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.96); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 76px; }
.brand img { width: 250px; height: auto; }
.nav { display: flex; align-items: center; gap: 1.75rem; }
.nav ul { display: flex; gap: 1.5rem; list-style: none; margin: 0; padding: 0; }
.nav a { text-decoration: none; color: var(--ink); font-weight: 700; font-size: 1rem; padding: .35rem 0; border-bottom: 2px solid transparent; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--navy); border-bottom-color: var(--accent); }
.nav .btn { border-bottom: 0; color: #fff; padding: .6rem 1.2rem; }
.nav .btn:hover { color: #fff; }
.menu-toggle { display: none; background: none; border: 2px solid var(--navy); color: var(--navy); border-radius: 8px; padding: .45rem .8rem; font: 700 1rem var(--sans); cursor: pointer; }

/* Buttons */
.btn { display: inline-block; background: var(--accent); color: #fff; font-weight: 700; text-decoration: none; padding: .85rem 1.6rem; border-radius: 999px; border: 2px solid var(--accent); transition: background .15s, transform .15s; font-size: 1.05rem; }
.btn:hover { background: var(--accent-dark); border-color: var(--accent-dark); color: #fff; transform: translateY(-1px); }
.btn--ghost { background: transparent; color: var(--navy); border-color: var(--navy); }
.btn--ghost:hover { background: var(--navy); border-color: var(--navy); color: #fff; }
.section--navy .btn--ghost { color: #fff; border-color: #fff; }
.section--navy .btn--ghost:hover { background: #fff; color: var(--navy); }
.btn-row { display: flex; flex-wrap: wrap; gap: .9rem; margin-top: 1.75rem; }

/* Hero */
.hero { background: linear-gradient(180deg, var(--cream), #fff); padding: clamp(2.5rem, 6vw, 5rem) 0; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 3rem; align-items: center; }
.hero h1 em { font-style: italic; color: var(--blue); }
.hero-art img { width: 100%; max-width: 480px; margin-inline: auto; }
.page-hero { background: var(--sky); padding: clamp(2.5rem, 6vw, 4.5rem) 0; }
.page-hero h1 { font-size: clamp(2rem, 4.5vw, 3rem); margin-bottom: .4em; }

/* Values */
.values { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.value { padding: 1.5rem 0; border-top: 3px solid var(--accent); }
.value h3 { margin-bottom: .3em; }
.value p { color: var(--muted); margin: 0; }

/* Cards */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.75rem; }
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; display: flex; flex-direction: column; }
.card-img { background: var(--sky); aspect-ratio: 4 / 3; display: grid; place-items: center; padding: 1.25rem; }
.card-img img { width: 100%; height: 100%; object-fit: contain; }
.card-body { padding: 1.5rem; display: flex; flex-direction: column; flex: 1; }
.card-body p { color: var(--muted); }
.card-body .more { margin-top: auto; font-weight: 700; }
.card--plain .card-body { padding: 1.75rem; }
.num { font-family: var(--serif); font-size: 2.2rem; color: var(--accent); line-height: 1; display: block; margin-bottom: .6rem; }

/* Focus band */
.focus-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.focus { border: 1px solid rgba(255,255,255,.22); border-radius: var(--radius); padding: 1.75rem; background: rgba(255,255,255,.04); }
.focus p { margin: 0; color: #cfdde8; }

/* Split rows (services) */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 3.5rem; align-items: center; padding: 3rem 0; }
.split + .split { border-top: 1px solid var(--line); }
.split--flip .split-art { order: 2; }
.split-art { background: var(--sky); border-radius: var(--radius); padding: 2rem; }
.split-art img { margin-inline: auto; max-height: 340px; width: auto; }
.checklist { list-style: none; padding: 0; margin: 1.25rem 0 0; }
.checklist li { position: relative; padding-left: 1.9rem; margin-bottom: .6rem; }
.checklist li::before { content: ""; position: absolute; left: 0; top: .5em; width: .9rem; height: .5rem; border-left: 3px solid var(--accent); border-bottom: 3px solid var(--accent); transform: rotate(-45deg); }

/* Team */
.team { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }
.person { display: grid; grid-template-columns: 200px 1fr; gap: 1.5rem; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 1.5rem; align-items: start; }
.person img { border-radius: 12px; width: 200px; height: 240px; object-fit: cover; object-position: top; }
.person h3 { margin-bottom: .1em; }
.person .creds { color: var(--accent-dark); font-weight: 700; font-size: .95rem; margin-bottom: .8rem; display: block; }
.person p { color: var(--muted); font-size: 1.02rem; margin: 0; }

/* Timeline list (work) */
.engagements { list-style: none; counter-reset: eng; margin: 0; padding: 0; display: grid; gap: 1.25rem; }
.engagements li { counter-increment: eng; position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 1.5rem 1.5rem 1.5rem 5rem; box-shadow: var(--shadow); }
.engagements li::before { content: counter(eng); position: absolute; left: 1.5rem; top: 1.25rem; width: 2.5rem; height: 2.5rem; border-radius: 50%; background: var(--navy); color: #fff; display: grid; place-items: center; font-family: var(--serif); font-size: 1.2rem; }
.engagements h3 { margin-bottom: .25em; }
.engagements p { margin: 0; color: var(--muted); }
.tags { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: .9rem; }
.tag { background: var(--sky); color: var(--navy); font-size: .85rem; font-weight: 700; padding: .2rem .7rem; border-radius: 999px; }

/* CTA band */
.cta { text-align: center; }
.cta .lead { margin-inline: auto; color: #cfdde8; }
.cta .btn-row { justify-content: center; }

/* Prose (legal / contact) */
.prose { max-width: 46rem; }
.prose h2 { font-size: 1.5rem; margin-top: 2rem; }
.prose ul { padding-left: 1.2rem; }
.todo { background: #fff3bf; padding: 0 .25em; border-radius: 3px; }
.contact-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 2rem; max-width: 34rem; }

/* Footer */
.site-footer { background: #fff; border-top: 1px solid var(--line); padding: 3.5rem 0 2rem; font-size: 1rem; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 2rem; }
.footer-brand img { width: 240px; margin-bottom: 1rem; }
.footer-brand p { color: var(--muted); max-width: 22rem; }
.site-footer h4 { font-family: var(--sans); font-size: .85rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); margin-bottom: .8rem; }
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin-bottom: .45rem; }
.site-footer a { color: var(--ink); text-decoration: none; }
.site-footer a:hover { color: var(--accent-dark); text-decoration: underline; }
.footer-bottom { margin-top: 2.5rem; padding-top: 1.25rem; border-top: 1px solid var(--line); color: var(--muted); font-size: .92rem; }

/* Responsive */
@media (max-width: 900px) {
  .hero-grid, .split, .team { grid-template-columns: 1fr; }
  .split--flip .split-art { order: 0; }
  .cards, .values, .focus-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .hero-art { order: -1; }
  .hero-art img { max-width: 300px; }
  .menu-toggle { display: inline-block; }
  .nav { position: absolute; left: 0; right: 0; top: 100%; background: #fff; border-bottom: 1px solid var(--line); padding: 1rem; flex-direction: column; align-items: stretch; gap: 1rem; display: none; }
  .nav.open { display: flex; }
  .nav ul { flex-direction: column; gap: .25rem; }
  .nav a { display: block; padding: .6rem .25rem; }
  .nav .btn { text-align: center; }
  .brand img { width: 200px; }
}
@media (max-width: 560px) {
  .person { grid-template-columns: 1fr; }
  .person img { width: 100%; height: 300px; }
  .footer-grid { grid-template-columns: 1fr; }
  .engagements li { padding: 4.5rem 1.25rem 1.25rem; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn { transition: none; }
}