:root {
  /* Google palette */
  --g-blue: #4285F4;
  --g-red: #EA4335;
  --g-yellow: #FBBC04;
  --g-green: #34A853;
  /* Make-A-Wish blue */
  --maw-blue: #0057B8;
  --maw-blue-deep: #003F86;

  --bg: #ffffff;
  --surface: #F8F9FA;
  --text: #202124;
  --muted: #5F6368;
  --line: #DADCE0;
  --tower-a: #E8F0FE;
  --tower-b: #C6DAFC;
  --window: rgba(0, 87, 184, 0.12);

  --radius: 20px;
  --max: 1120px;
  --font: "Google Sans", "Helvetica Neue", Arial, sans-serif;
  --font-display: "Google Sans Display", "Google Sans", "Helvetica Neue", Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111418;
    --surface: #1B1F24;
    --text: #E8EAED;
    --muted: #9AA0A6;
    --line: #2E343B;
    --tower-a: #1C2B44;
    --tower-b: #23395C;
    --window: rgba(138, 180, 248, 0.14);
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 18px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--maw-blue); }
@media (prefers-color-scheme: dark) { a { color: #8AB4F8; } }

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 14px max(16px, calc((100% - var(--max)) / 2));
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.brand {
  display: flex; align-items: center; gap: 10px;
  font-weight: 700; font-size: 18px; color: var(--text); text-decoration: none;
}
.brand-mark {
  width: 22px; height: 22px; border-radius: 50%;
  background: conic-gradient(var(--g-blue) 0 25%, var(--g-red) 0 50%, var(--g-yellow) 0 75%, var(--g-green) 0);
}
.nav nav { display: flex; gap: 22px; }
.nav nav a { color: var(--muted); text-decoration: none; font-size: 15px; font-weight: 500; }
.nav nav a:hover { color: var(--text); }
@media (max-width: 640px) { .nav nav { display: none; } }

/* Layout */
main > section { padding-inline: max(16px, calc((100% - var(--max)) / 2)); }
.section { padding-block: 88px; }
h1, h2, h3 { font-family: var(--font-display); line-height: 1.1; margin: 0 0 20px; }
h2 { font-size: clamp(32px, 5vw, 48px); }

/* Hero */
.hero {
  display: grid; grid-template-columns: 1.3fr 1fr; gap: 48px; align-items: center;
  padding-block: 72px 48px;
}
.eyebrow {
  margin: 0 0 12px; font-weight: 500; color: var(--maw-blue);
  letter-spacing: .08em; text-transform: uppercase; font-size: 14px;
}
@media (prefers-color-scheme: dark) { .eyebrow { color: #8AB4F8; } }
h1 { font-size: clamp(52px, 9vw, 104px); letter-spacing: -0.02em; }
.lead { font-size: clamp(19px, 2.2vw, 23px); color: var(--muted); max-width: 32ch; }
.lead strong { color: var(--text); }
.dot-row { display: flex; gap: 8px; margin-bottom: 18px; }
.dot-row i { width: 14px; height: 14px; border-radius: 50%; display: block; }
.b { --c: var(--g-blue); } .r { --c: var(--g-red); } .y { --c: var(--g-yellow); } .g { --c: var(--g-green); }
.dot-row i { background: var(--c); }

.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.btn {
  display: inline-block; padding: 14px 26px; border-radius: 999px;
  font-weight: 500; font-size: 16px; text-decoration: none; transition: transform .15s, box-shadow .15s;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--maw-blue); color: #fff !important; box-shadow: 0 6px 18px rgba(0, 87, 184, .3); }
.btn-primary:hover { background: var(--maw-blue-deep); }
.btn-ghost { border: 1px solid var(--line); color: var(--text) !important; }
.btn-light { background: #fff; color: var(--maw-blue) !important; margin-top: 12px; }

.tower { position: relative; justify-self: center; width: 100%; max-width: 280px; }
.tower-svg { width: 100%; height: auto; display: block; }
.tower .windows rect { fill: var(--window); }
.tower .rope { stroke: var(--g-yellow); stroke-width: 2.5; stroke-dasharray: 4 3; }
.tower .ground { fill: var(--g-green); }
.climber { transition: transform .1s linear; }
.meter {
  position: absolute; top: 8px; right: -8px;
  background: var(--maw-blue); color: #fff; font-weight: 700;
  padding: 6px 14px; border-radius: 999px; font-size: 16px; font-variant-numeric: tabular-nums;
}

@media (max-width: 820px) {
  .hero { grid-template-columns: 1fr; padding-top: 48px; }
  .tower { max-width: 200px; }
}

/* Facts */
.facts {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; padding-block: 24px 16px;
}
.fact {
  background: var(--surface); border-radius: var(--radius); padding: 22px;
  border-top: 5px solid var(--c);
  display: flex; flex-direction: column;
}
.fact-num { font-family: var(--font-display); font-size: 34px; font-weight: 700; }
.fact-label { color: var(--muted); font-size: 15px; }
@media (max-width: 820px) { .facts { grid-template-columns: repeat(2, 1fr); } }

/* Challenge */
.cols { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.cols p { margin: 0; color: var(--muted); }
@media (max-width: 820px) { .cols { grid-template-columns: 1fr; gap: 16px; } }

/* Why */
.section-blue {
  background: var(--maw-blue); color: #fff;
  position: relative; overflow: hidden;
}
.section-blue::after {
  content: ""; position: absolute; right: -70px; bottom: -70px; width: 200px; height: 200px; border-radius: 50%;
  background: conic-gradient(var(--g-blue) 0 25%, var(--g-red) 0 50%, var(--g-yellow) 0 75%, var(--g-green) 0);
  opacity: .9;
}
.section-blue > * { position: relative; z-index: 1; max-width: 760px; }
.section-blue p { color: rgba(255, 255, 255, .88); }
.big-quote { font-family: var(--font-display); font-size: clamp(24px, 3.2vw, 34px); line-height: 1.3; color: #fff !important; }

/* Cards */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card {
  background: var(--surface); border-radius: var(--radius); padding: 28px;
  border: 1px solid var(--line); position: relative;
}
.card p { color: var(--muted); margin: 0 0 16px; }
.card a { font-weight: 500; text-decoration: none; }
.step {
  display: inline-grid; place-items: center; width: 40px; height: 40px; border-radius: 50%;
  background: var(--c); color: #fff; font-weight: 700; margin-bottom: 16px;
}
.card.y .step { color: #202124; }
.soon { font-size: 14px; font-weight: 500; color: var(--c); }
@media (max-width: 820px) { .cards { grid-template-columns: 1fr; } }

/* FAQ */
details { border-bottom: 1px solid var(--line); padding: 18px 0; max-width: 820px; }
summary { cursor: pointer; font-weight: 500; font-size: 19px; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--maw-blue); font-size: 24px; line-height: 1; }
details[open] summary::after { content: "−"; }
details p { color: var(--muted); margin: 12px 0 0; }

/* Make-A-Wish logo */
.partners { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.support {
  display: inline-flex; align-items: center; gap: 14px; min-height: 76px;
  padding: 8px 18px 8px 20px; background: #fff; border: 1px solid var(--line); border-radius: 16px;
  text-decoration: none; color: #5F6368 !important; font-size: 14px; font-weight: 500;
}
.support img { width: 150px; height: auto; display: block; }
.support img.logo-gc { width: 140px; }
.footer-logos { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 16px; margin-bottom: 20px; }
.footer-logo {
  display: inline-flex; align-items: center; min-height: 92px; background: #fff; border-radius: 16px; padding: 6px 20px;
}
.footer-logo img.logo-gc { width: 180px; }
.footer-logo img { width: 200px; height: auto; display: block; }

/* Footer */
.footer {
  text-align: center; padding: 56px 16px; border-top: 1px solid var(--line); font-size: 15px;
}
.footer .dot-row { justify-content: center; }
.footer p { margin: 4px 0; }
.muted { color: var(--muted); font-size: 13px; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .climber, .btn { transition: none; }
}