/* ============================================
   Kingston Bright Futures — Design System
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,300;0,9..144,400;0,9..144,500;0,9..144,600;1,9..144,400;1,9..144,500&family=Inter:wght@400;500;600&family=Caveat:wght@500;600&display=swap');

:root {
  --paper: #EDE7D9;
  --paper-deep: #E4DCC8;
  --ink: #211D1A;
  --ink-soft: #4A443C;
  --indigo: #1A0FB0;
  --indigo-deep: #130A82;
  --yellow: #F6D65D;
  --yellow-deep: #E0B92E;
  --red: #EF3E36;
  --line: rgba(33, 29, 26, 0.16);
  --line-strong: rgba(33, 29, 26, 0.3);

  --serif: 'Fraunces', Georgia, serif;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --hand: 'Caveat', cursive;

  --max-width: 1180px;
  --gutter: clamp(1.25rem, 4vw, 3.5rem);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a {
  color: inherit;
  text-decoration: none;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 500;
  margin: 0;
  color: var(--ink);
  letter-spacing: -0.01em;
}

p { margin: 0 0 1rem; max-width: 62ch; }
p:last-child { margin-bottom: 0; }

.hand {
  font-family: var(--hand);
  font-size: 1.4em;
  color: var(--indigo-deep);
  font-weight: 600;
}

:focus-visible {
  outline: 2px solid var(--indigo);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* ============ Header / Nav ============ */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.9rem;
  padding-bottom: 0.9rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.brand img {
  height: 44px;
  width: auto;
}

.brand-name {
  font-family: var(--serif);
  font-size: 1.05rem;
  line-height: 1.15;
  color: var(--ink);
}

.brand-name strong { font-weight: 600; }

nav.main-nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2vw, 2rem);
}

nav.main-nav a {
  font-size: 0.92rem;
  color: var(--ink-soft);
  position: relative;
  padding-bottom: 3px;
}

nav.main-nav a.active { color: var(--ink); }

nav.main-nav a:not(.btn)::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 2px;
  background: var(--indigo);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}

nav.main-nav a:not(.btn):hover::after,
nav.main-nav a.active:not(.btn)::after {
  transform: scaleX(1);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.4rem;
}

.nav-toggle svg { display: block; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--indigo);
  color: var(--paper) !important;
  padding: 0.6rem 1.15rem;
  border-radius: 2px;
  font-size: 0.88rem;
  font-weight: 500;
  border: 1px solid var(--indigo);
  transition: background 0.2s ease, color 0.2s ease, transform 0.15s ease;
}

.btn:hover {
  background: var(--indigo-deep);
  border-color: var(--indigo-deep);
}

.btn:active { transform: translateY(1px); }

.btn-outline {
  background: transparent;
  color: var(--ink) !important;
  border: 1px solid var(--line-strong);
}

.btn-outline:hover {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper) !important;
}

.btn-yellow {
  background: var(--yellow);
  border-color: var(--yellow-deep);
  color: var(--ink) !important;
}

.btn-yellow:hover {
  background: var(--yellow-deep);
  border-color: var(--yellow-deep);
  color: var(--ink) !important;
}

@media (max-width: 780px) {
  nav.main-nav {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--paper);
    flex-direction: column;
    align-items: flex-start;
    padding: 2rem var(--gutter);
    gap: 1.5rem;
    transform: translateX(100%);
    transition: transform 0.3s ease;
  }
  nav.main-nav.open { transform: translateX(0); }
  nav.main-nav a { font-size: 1.3rem; font-family: var(--serif); }
  .nav-toggle { display: block; }
}

/* ============ Page header (inner pages) ============ */

.page-header {
  padding: clamp(3rem, 8vw, 5.5rem) 0 clamp(2rem, 5vw, 3rem);
  border-bottom: 1px solid var(--line);
}

.eyebrow {
  font-family: var(--hand);
  font-size: 1.3rem;
  color: var(--indigo-deep);
  display: inline-block;
  margin-bottom: 0.3rem;
  transform: rotate(-1.5deg);
}

.page-header h1 {
  font-size: clamp(2.3rem, 5.5vw, 3.6rem);
  max-width: 16ch;
}

.page-header .lede {
  margin-top: 1.25rem;
  font-size: 1.15rem;
  color: var(--ink-soft);
  max-width: 52ch;
}

/* ============ Buttons row ============ */

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.75rem;
}

/* ============ Section rhythm ============ */

section { padding: clamp(3rem, 7vw, 5.5rem) 0; }
section.tight { padding: clamp(2rem, 4vw, 3rem) 0; }

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 2rem;
  margin-bottom: 2.5rem;
  border-bottom: 1px solid var(--line);
  padding-bottom: 1.25rem;
}

.section-head h2 {
  font-size: clamp(1.7rem, 3.5vw, 2.4rem);
}

.section-head .num {
  font-family: var(--serif);
  font-style: italic;
  color: var(--line-strong);
  font-size: 1rem;
  white-space: nowrap;
}

hr.rule {
  border: none;
  border-top: 1px solid var(--line);
  margin: 3rem 0;
}

/* ============ Footer ============ */

.site-footer {
  background: var(--ink);
  color: var(--paper);
  padding: clamp(2.5rem, 6vw, 4rem) 0 1.75rem;
}

.site-footer a { color: var(--paper); }
.site-footer a:hover { color: var(--yellow); }

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(237,231,217,0.18);
}

.footer-grid h4 {
  color: var(--paper);
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  margin-bottom: 0.9rem;
  opacity: 0.7;
  font-family: var(--sans);
  font-weight: 600;
}

.footer-grid p, .footer-grid a {
  font-size: 0.92rem;
  opacity: 0.9;
}

.footer-grid ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  padding-top: 1.5rem;
  font-size: 0.8rem;
  opacity: 0.6;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1rem;
}
.footer-logo img { height: 38px; }

/* ============ Utility ============ */

.text-center { text-align: center; }
.muted { color: var(--ink-soft); }

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.tag {
  border: 1px solid var(--line-strong);
  padding: 0.35rem 0.85rem;
  border-radius: 100px;
  font-size: 0.85rem;
  color: var(--ink-soft);
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.in {
  opacity: 1;
  transform: translateY(0);
}