@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&display=swap');

:root {
  --violet: #503aa8;
  --violet-dark: #3f2b8e;
  --violet-soft: #f1eefb;
  --ink: #111111;
  --muted: #5e5e63;
  --line: #e5e4e8;
  --paper: #ffffff;
  --soft: #f7f7f7;
  --tree-green: #2d5a50;
  --tree-gold: #c59a43;
  --shadow: 0 22px 60px rgba(17, 17, 17, .09);
  color-scheme: light;
  font-family: Manrope, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-size: 1rem; line-height: 1.6; }
a { color: inherit; }
button, input, select { font: inherit; }
button, .button, select, input { min-height: 48px; }
.shell { width: min(1180px, calc(100% - 40px)); margin-inline: auto; }
.skip-link { position: fixed; left: 16px; top: 12px; z-index: 30; padding: 10px 14px; background: var(--ink); color: white; transform: translateY(-160%); }
.skip-link:focus { transform: translateY(0); }

.site-header { background: var(--paper); border-bottom: 1px solid var(--line); }
.header-inner { min-height: 132px; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.brand { display: inline-flex; align-items: center; gap: 20px; text-decoration: none; }
.brand img { width: 96px; height: 96px; object-fit: cover; display: block; }
.brand-copy { display: grid; gap: 1px; }
.brand-copy strong { font-size: clamp(1.55rem, 2.7vw, 2.8rem); line-height: 1.05; letter-spacing: -.045em; }
.brand-copy small { color: var(--muted); font-size: .88rem; }
.main-nav { display: flex; align-items: center; gap: 24px; font-size: .88rem; }
.main-nav a { text-decoration: none; }
.main-nav a:hover { text-decoration: underline; text-underline-offset: 5px; }
.main-nav span { border-radius: 999px; background: var(--violet-soft); color: var(--violet-dark); padding: 8px 13px; font-weight: 700; }

.intro { max-width: 1040px; padding-block: 104px 68px; text-align: center; }
.eyebrow { margin: 0 0 13px; color: var(--violet); font-size: .79rem; font-weight: 800; letter-spacing: .105em; text-transform: uppercase; }
h1, h2, h3 { margin: 0; line-height: 1.08; letter-spacing: -.04em; }
h1 { font-size: clamp(3rem, 6.2vw, 5.6rem); font-weight: 500; }
h2 { font-size: clamp(2rem, 4.1vw, 3.65rem); font-weight: 600; }
h3 { font-size: 1.35rem; }
.lead { max-width: 850px; margin: 26px auto 0; color: #2b2b2e; font-size: clamp(1.15rem, 2vw, 1.45rem); }
.intro-actions { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 14px; margin-top: 38px; }
.button { display: inline-flex; align-items: center; justify-content: center; border: 1px solid transparent; border-radius: 999px; padding: 12px 22px; font-weight: 700; text-decoration: none; cursor: pointer; transition: transform .18s ease, background-color .18s ease, border-color .18s ease; }
.button:hover { transform: translateY(-1px); }
.button.primary { background: var(--violet); color: white; }
.button.primary:hover { background: var(--violet-dark); }
.button.dark { background: var(--ink); color: white; }
.button.dark:hover { background: #2d2d2d; }
.button.subtle { background: white; color: var(--ink); border-color: #cfcfd4; }
.button.subtle:hover { border-color: var(--ink); }
.button:focus-visible, .quiet-link:focus-visible, input:focus-visible, select:focus-visible, button:focus-visible, a:focus-visible { outline: 3px solid var(--tree-gold); outline-offset: 3px; }
.quiet-link { display: inline-block; margin-top: 26px; color: var(--ink); font-weight: 600; text-underline-offset: 5px; }

.principles { display: grid; grid-template-columns: repeat(3, 1fr); border-block: 1px solid var(--ink); margin-bottom: 112px; }
.principles p { display: grid; grid-template-columns: auto 1fr; grid-template-rows: auto auto; column-gap: 18px; margin: 0; padding: 28px 34px; border-right: 1px solid var(--line); }
.principles p:last-child { border-right: 0; }
.principles span { grid-row: 1 / 3; color: var(--violet); font-size: .75rem; font-weight: 800; letter-spacing: .08em; }
.principles strong { font-size: 1.1rem; }
.principles small { color: var(--muted); font-size: .93rem; }

.catalog { padding-bottom: 112px; }
.catalog-heading { display: flex; align-items: end; justify-content: space-between; gap: 48px; }
.catalog-heading > div { max-width: 790px; }
.section-intro { max-width: 680px; margin: 20px 0 0; color: var(--muted); font-size: 1.08rem; }
.result-count { flex: 0 0 auto; margin: 0 0 7px; border-radius: 999px; background: var(--violet-soft); padding: 8px 14px; color: var(--violet-dark); font-size: .9rem; font-weight: 700; }
.filters { position: sticky; top: 0; z-index: 10; display: grid; grid-template-columns: minmax(240px, 1.5fr) 1fr 1fr auto; gap: 14px; margin: 38px 0 34px; padding: 18px; background: rgba(255, 255, 255, .96); border: 1px solid var(--line); border-radius: 22px; box-shadow: 0 14px 40px rgba(17, 17, 17, .08); backdrop-filter: blur(12px); }
.filters label { display: grid; gap: 6px; color: #3d3d42; font-size: .82rem; font-weight: 700; }
.filters input, .filters select { width: 100%; border: 1px solid #cfcfd4; border-radius: 12px; background: white; color: var(--ink); padding: 10px 13px; }
.filters input:focus, .filters select:focus { border-color: var(--violet); }
.filters .button { align-self: end; }
.activity-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.activity-card { display: flex; min-height: 390px; flex-direction: column; background: var(--paper); border: 1px solid var(--line); border-radius: 20px; padding: 25px; transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease; }
.activity-card:hover { transform: translateY(-3px); border-color: #cbc4e8; box-shadow: var(--shadow); }
.card-category { align-self: flex-start; margin: 0 0 15px; border-radius: 999px; background: var(--violet-soft); padding: 6px 10px; color: var(--violet-dark); font-size: .72rem; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; }
.activity-card h3 { margin-bottom: 12px; font-weight: 700; letter-spacing: -.03em; }
.card-purpose { margin: 0 0 16px; color: var(--muted); }
.card-meta { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
.card-meta span { border-radius: 999px; background: var(--soft); padding: 5px 9px; color: #4d4d53; font-size: .78rem; font-weight: 700; }
.card-materials { margin: 0; padding-left: 20px; color: var(--muted); font-size: .91rem; }
.card-actions { display: flex; gap: 10px; margin-top: auto; padding-top: 24px; }
.card-actions .button { flex: 1; padding-inline: 12px; }
.empty-state { padding: 38px; background: var(--soft); border-radius: 20px; text-align: center; }

.growth { display: grid; grid-template-columns: 1.05fr .95fr; gap: 70px; align-items: center; margin-bottom: 112px; padding: 58px; border-radius: 32px; background: var(--violet-soft); }
.growth p:not(.eyebrow) { margin: 0 0 16px; color: #393442; font-size: 1.05rem; }
.growth p:last-child { margin-bottom: 0; }
.guidance { display: grid; grid-template-columns: .85fr 1.15fr; gap: 70px; margin-bottom: 112px; padding: 58px; border-radius: 32px; background: var(--ink); color: white; }
.guidance .eyebrow { color: #b9a9f0; }
.guidance-lead { margin: 24px 0 0; color: #cfcfd1; }
.guidance ol { margin: 0; padding-left: 25px; }
.guidance li { margin-bottom: 18px; padding-left: 7px; }
.guidance-note { grid-column: 2; margin: 0; color: #b9b9bd; font-size: .89rem; }

.site-footer { border-top: 1px solid var(--line); background: var(--paper); }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 40px; padding-block: 42px; }
.footer-inner p { margin: 0; }
.footer-inner a { text-underline-offset: 5px; }
.footer-brand { display: flex; align-items: center; gap: 16px; text-decoration: none; }
.footer-brand img { width: 72px; height: 72px; object-fit: cover; }
.footer-brand span { display: grid; }
.footer-brand strong { font-size: 1.25rem; }
.footer-brand small { color: var(--muted); text-transform: uppercase; letter-spacing: .08em; }

.activity-dialog { width: min(820px, calc(100% - 24px)); max-height: 88vh; border: 0; border-top: 8px solid var(--violet); border-radius: 24px; padding: 0; color: var(--ink); box-shadow: 0 30px 100px rgba(0,0,0,.34); }
.activity-dialog::backdrop { background: rgba(17, 17, 17, .72); }
.dialog-top { position: sticky; top: 0; display: flex; justify-content: space-between; gap: 24px; padding: 26px 30px 20px; background: white; border-bottom: 1px solid var(--line); }
.dialog-close { flex: 0 0 auto; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 50%; background: white; color: var(--ink); font-size: 1.8rem; line-height: 1; cursor: pointer; }
#dialog-content { padding: 24px 30px; }
#dialog-content h3 { margin: 26px 0 8px; color: var(--violet-dark); font-size: 1.08rem; letter-spacing: 0; }
#dialog-content p, #dialog-content ul, #dialog-content ol { margin-top: 0; }
#dialog-content li { margin-bottom: 6px; }
.dialog-meta { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 20px; }
.dialog-meta span { border-radius: 999px; background: var(--violet-soft); padding: 6px 10px; color: var(--violet-dark); font-weight: 700; }
.dialog-actions { position: sticky; bottom: 0; display: flex; justify-content: flex-end; gap: 12px; padding: 18px 30px; background: white; border-top: 1px solid var(--line); }

@media (max-width: 980px) {
  .header-inner { align-items: flex-start; flex-direction: column; padding-block: 18px; }
  .main-nav { align-self: stretch; justify-content: space-between; }
  .activity-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .filters { grid-template-columns: 1fr 1fr; }
  .search-field { grid-column: 1 / -1; }
  .growth, .guidance { grid-template-columns: 1fr; gap: 32px; }
  .guidance-note { grid-column: 1; }
}

@media (max-width: 680px) {
  .shell { width: min(100% - 24px, 1180px); }
  .header-inner { min-height: auto; }
  .brand { gap: 12px; }
  .brand img { width: 70px; height: 70px; }
  .brand-copy strong { font-size: 1.45rem; }
  .brand-copy small { font-size: .72rem; }
  .main-nav { display: none; }
  .intro { padding-block: 66px 50px; }
  h1 { font-size: clamp(2.65rem, 13vw, 4.2rem); }
  .intro-actions { align-items: stretch; flex-direction: column; }
  .quiet-link { margin-top: 22px; }
  .principles { grid-template-columns: 1fr; margin-bottom: 72px; }
  .principles p { border-right: 0; border-bottom: 1px solid var(--line); padding: 23px 18px; }
  .principles p:last-child { border-bottom: 0; }
  .catalog-heading, .footer-inner { align-items: flex-start; flex-direction: column; }
  .filters { position: static; grid-template-columns: 1fr; padding: 14px; border-radius: 18px; }
  .search-field { grid-column: auto; }
  .activity-grid { grid-template-columns: 1fr; }
  .activity-card { min-height: 0; }
  .growth, .guidance { margin-bottom: 72px; padding: 34px 24px; border-radius: 24px; }
  .dialog-top, #dialog-content, .dialog-actions { padding-inline: 20px; }
  .dialog-actions { flex-direction: column; }
  .footer-brand img { width: 60px; height: 60px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}