/* =========================================================
   Youth4Greatness Foundation — site styles
   Palette: navy ink, warm gold, paper white, slate text.
   Program accents: Green4Grads green, Debate4All brick.
   ========================================================= */

:root {
  --navy: #1F2A44;
  --navy-deep: #16203A;
  --gold: #D9A441;
  --gold-soft: #F3E3BE;
  --paper: #FFFFFF;
  --paper-tint: #F3F5F9;
  --ink: #2A2F3A;
  --muted: #5F6775;
  --line: #DCE0E8;
  --green: #2C5F2D;
  --green-soft: #E6EFE3;
  --brick: #B5432E;
  --brick-soft: #F6E4DF;

  --font-display: "Fraunces", Georgia, "Times New Roman", serif;
  --font-body: "Source Sans 3", "Segoe UI", Helvetica, Arial, sans-serif;

  --measure: 62ch;
  --container: 1080px;
  --radius: 10px;
  --radius-lg: 18px;
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --navy: #DCE3F2;
    --navy-deep: #0F1626;
    --gold: #E2B55C;
    --gold-soft: #3A3120;
    --paper: #141A28;
    --paper-tint: #1B2335;
    --ink: #E4E8F0;
    --muted: #A5ADBD;
    --line: #2C354A;
    --green: #8FCB8F;
    --green-soft: #1E2E1E;
    --brick: #E8846F;
    --brick-soft: #3A2420;
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--ink);
  background: var(--paper);
}

img, svg { max-width: 100%; height: auto; display: block; }
a { color: var(--navy); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--gold); outline-offset: 3px; border-radius: 4px; }

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--navy);
  margin: 0 0 0.5em;
}
h1 { font-size: clamp(2.25rem, 5.2vw, 3.6rem); }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.4rem); }
h3 { font-size: 1.3rem; }
p { margin: 0 0 1em; max-width: var(--measure); }
.lede { font-size: 1.25rem; color: var(--muted); max-width: 54ch; }

.container { width: min(var(--container), 100% - 2.5rem); margin-inline: auto; }
.section { padding: 4.5rem 0; }
.section.tint { background: var(--paper-tint); }
.section h2 { max-width: 24ch; }

/* a gold rule under section headings — one quiet device, used consistently */
.section > .container > h2::after,
.page-head h1::after {
  content: "";
  display: block;
  width: 56px;
  height: 4px;
  background: var(--gold);
  border-radius: 2px;
  margin-top: 0.6rem;
}

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 20;
  background: color-mix(in srgb, var(--paper) 92%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px; gap: 1rem;
}
.brand { display: inline-flex; align-items: center; text-decoration: none; }
.brand { color: var(--navy); }
.brand .logo { height: 40px; width: auto; }
.nav-toggle { display: none; }
.nav-toggle-label { display: none; cursor: pointer; padding: 0.5rem; }
.nav-toggle-label span { display: block; width: 24px; height: 2px; background: var(--navy); margin: 5px 0; }
.nav-links { display: flex; gap: 1.6rem; align-items: center; list-style: none; margin: 0; padding: 0; }
.nav-links a { text-decoration: none; font-weight: 600; color: var(--ink); }
.nav-links a[aria-current="page"] { color: var(--navy); border-bottom: 2px solid var(--gold); padding-bottom: 2px; }
.nav-links .btn { padding: 0.55rem 1.1rem; }

/* ---------- buttons ---------- */
.btn {
  display: inline-block;
  padding: 0.8rem 1.4rem;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
  border: 2px solid transparent;
  transition: background-color .15s ease, color .15s ease;
}
.btn-primary { background: var(--gold); color: #1F2A44; }
.btn-primary:hover { background: #c7932f; }
.btn-ghost { border-color: var(--navy); color: var(--navy); background: transparent; }
.btn-ghost:hover { background: var(--navy); color: var(--paper); }
.btn-row { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-top: 1.5rem; }

/* ---------- hero ---------- */
.hero {
  position: relative; overflow: hidden;
  background: var(--navy-deep);
  color: #F2F4F8;
  padding: 5.5rem 0 5rem;
}
.hero h1 { color: #FFFFFF; max-width: 16ch; }
.hero .lede { color: #C9D1E3; }
.hero .btn-ghost { border-color: #FFFFFF; color: #FFFFFF; }
.hero .btn-ghost:hover { background: #FFFFFF; color: var(--navy-deep); }
.hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 3rem; align-items: center; }
.hero-art { justify-self: end; width: min(100%, 420px); }
.hero-note { margin-top: 2rem; font-size: 0.95rem; color: #AEB8CD; max-width: 52ch; }

/* ---------- illustrated panels (stand in for photos until real ones exist) ---------- */
.panel {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  position: relative;
  background: var(--paper-tint);
}
.panel svg { width: 100%; height: 100%; }
.panel img { width: 100%; height: 100%; object-fit: cover; }
.panel figcaption {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 0.6rem 0.9rem;
  font-size: 0.85rem; color: var(--muted);
  background: color-mix(in srgb, var(--paper) 85%, transparent);
}

/* ---------- two-column feature ---------- */
.feature { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.feature.flip > :first-child { order: 2; }

/* ---------- program cards ---------- */
.programs { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.program {
  border-radius: var(--radius-lg);
  padding: 2rem;
  border: 1px solid var(--line);
  background: var(--paper);
  display: flex; flex-direction: column; gap: 0.75rem;
}
.program h3 { font-size: 1.7rem; margin: 0; }
.program.g4g { border-top: 6px solid var(--green); }
.program.d4a { border-top: 6px solid var(--brick); }
.program .tag {
  align-self: flex-start;
  font-size: 0.8rem; font-weight: 700;
  padding: 0.2rem 0.6rem; border-radius: 6px;
}
.program.g4g .tag { background: var(--green-soft); color: var(--green); }
.program.d4a .tag { background: var(--brick-soft); color: var(--brick); }
.program p { margin: 0; }
.program .more { margin-top: auto; font-weight: 700; color: var(--muted); }

/* ---------- how a gift works (a true sequence, so it is numbered) ---------- */
.steps { counter-reset: step; display: grid; grid-template-columns: repeat(5, 1fr); gap: 1.25rem; margin-top: 2rem; }
.steps li { list-style: none; position: relative; padding-top: 2.6rem; }
.steps li::before {
  counter-increment: step; content: counter(step);
  position: absolute; top: 0; left: 0;
  width: 2rem; height: 2rem; border-radius: 50%;
  background: var(--gold); color: #1F2A44;
  font-weight: 700; display: grid; place-items: center;
  font-family: var(--font-display);
}
.steps strong { display: block; color: var(--navy); margin-bottom: 0.2rem; }
.steps p { font-size: 0.95rem; color: var(--muted); margin: 0; }

/* ---------- facts strip ---------- */
.facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.facts div { border-left: 3px solid var(--gold); padding-left: 1rem; }
.facts strong { display: block; font-family: var(--font-display); font-size: 1.5rem; color: var(--navy); }
.facts span { color: var(--muted); }

/* ---------- generic content pages ---------- */
.page-head { padding: 3.5rem 0 0.5rem; }
.page-head + .section { padding-top: 1.5rem; }
.page-head h1 { max-width: 20ch; }
.prose h2 { margin-top: 2.5rem; }
.prose ul { padding-left: 1.2rem; max-width: var(--measure); }
.prose li { margin-bottom: 0.4rem; }
.callout {
  border-radius: var(--radius);
  background: var(--gold-soft);
  padding: 1.25rem 1.5rem;
  max-width: 70ch;
  margin: 1.5rem 0;
}
.callout p:last-child { margin-bottom: 0; }
dl.kv { display: grid; grid-template-columns: max-content 1fr; gap: 0.4rem 1.5rem; max-width: 70ch; }
dl.kv dt { font-weight: 700; color: var(--navy); }
dl.kv dd { margin: 0; }

/* coming-soon program page */
.coming {
  text-align: center; padding: 6rem 0;
}
.coming .mark { width: 72px; margin: 0 auto 1.5rem; }
.coming h1 { max-width: none; }
.coming h1::after { margin-inline: auto; }
.coming .lede { margin-inline: auto; }
.coming .domain { display: inline-block; font-family: var(--font-display); font-size: 1.3rem; color: var(--muted); padding: 0.8rem 0; }

/* ---------- footer ---------- */
.site-footer {
  background: var(--navy-deep); color: #C9D1E3;
  padding: 3.5rem 0 2rem; margin-top: 2rem;
  font-size: 0.95rem;
}
.site-footer a { color: #FFFFFF; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2.5rem; }
.site-footer h3 { color: #FFFFFF; font-size: 1.05rem; margin-bottom: 0.6rem; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: 0.35rem; }
.legal { border-top: 1px solid #2C354A; margin-top: 2.5rem; padding-top: 1.25rem; font-size: 0.85rem; color: #94A0B8; }
.legal p { max-width: none; }

/* ---------- responsive ---------- */
@media (max-width: 860px) {
  .hero-grid, .feature, .programs, .footer-grid { grid-template-columns: 1fr; }
  .feature.flip > :first-child { order: 0; }
  .hero-art { justify-self: start; width: min(100%, 320px); }
  .steps { grid-template-columns: 1fr 1fr; }
  .facts { grid-template-columns: 1fr; }
  .nav-toggle-label { display: block; }
  .nav-links {
    display: none; position: absolute; left: 0; right: 0; top: 72px;
    background: var(--paper); border-bottom: 1px solid var(--line);
    flex-direction: column; align-items: stretch; gap: 0; padding: 0.5rem 1.25rem 1rem;
  }
  .nav-links li { padding: 0.6rem 0; }
  .nav-toggle:checked ~ .nav-links { display: flex; }
}
@media (max-width: 520px) {
  .steps { grid-template-columns: 1fr; }
  dl.kv { grid-template-columns: 1fr; }
  .section { padding: 3rem 0; }
}