/* ============================================
   Discovery Hub Foundation
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,300..900;1,9..144,300..900&family=Karla:ital,wght@0,300..800;1,300..800&display=swap');

:root {
  /* Palette: warm editorial, deliberately not nonprofit-teal */
  --forest:      oklch(32% 0.055 155);
  --forest-deep: oklch(24% 0.045 155);
  --forest-soft: oklch(46% 0.055 155);
  --clay:        oklch(60% 0.135 45);
  --clay-bright: oklch(68% 0.155 48);
  --clay-pale:   oklch(93% 0.030 55);
  --bone:        oklch(97.5% 0.010 75);
  --bone-warm:   oklch(94.5% 0.016 70);
  --ink:         oklch(22% 0.018 60);
  --ink-soft:    oklch(42% 0.016 60);
  --line:        oklch(87% 0.014 65);

  --display: 'Fraunces', Georgia, serif;
  --body:    'Karla', system-ui, sans-serif;

  --shell: 1180px;
  --gutter: clamp(1.25rem, 4vw, 3.5rem);

  --r-sm: 3px;
  --r-md: 6px;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--body);
  font-size: clamp(1rem, 0.97rem + 0.15vw, 1.0625rem);
  line-height: 1.65;
  color: var(--ink);
  background: var(--bone);
  -webkit-font-smoothing: antialiased;
}

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

a { color: var(--forest); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--clay); }

h1, h2, h3, h4 {
  font-family: var(--display);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.018em;
  margin: 0 0 0.6em;
  color: var(--forest-deep);
  font-variation-settings: 'opsz' 100, 'SOFT' 0;
}

h1 { font-size: clamp(2.5rem, 1.6rem + 4.2vw, 4.75rem); }
h2 { font-size: clamp(1.85rem, 1.35rem + 2.1vw, 3rem); }
h3 { font-size: clamp(1.2rem, 1.05rem + 0.7vw, 1.5rem); letter-spacing: -0.01em; }
h4 { font-size: 1.0625rem; font-family: var(--body); font-weight: 700; letter-spacing: 0; }

p { margin: 0 0 1.15em; }
p:last-child { margin-bottom: 0; }

.shell { max-width: var(--shell); margin-inline: auto; padding-inline: var(--gutter); }
.narrow { max-width: 66ch; }

.eyebrow {
  font-family: var(--body);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--clay);
  margin: 0 0 1.1rem;
  display: block;
}

.lede {
  font-size: clamp(1.1rem, 1.02rem + 0.5vw, 1.3125rem);
  line-height: 1.55;
  color: var(--ink-soft);
}

/* ---------- Skip link ---------- */
.skip {
  position: absolute; left: -9999px;
  background: var(--forest-deep); color: var(--bone);
  padding: 0.7rem 1.2rem; z-index: 200; border-radius: var(--r-sm);
}
.skip:focus { left: 1rem; top: 1rem; }

/* ---------- Header ---------- */
.masthead {
  position: sticky; top: 0; z-index: 100;
  background: color-mix(in oklch, var(--bone) 88%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.masthead-in {
  max-width: var(--shell); margin-inline: auto; padding: 0 var(--gutter);
  display: flex; align-items: center; justify-content: space-between;
  min-height: 74px; gap: 1.5rem;
}

.wordmark {
  display: flex; align-items: center; gap: 0.7rem;
  text-decoration: none; flex-shrink: 0;
}
.wordmark img { height: 56px; width: auto; display: block; }
.wordmark:hover { color: inherit; }
.mark {
  width: 34px; height: 34px; flex-shrink: 0;
  border-radius: 50%;
  background: var(--forest);
  position: relative;
}
.mark::after {
  content: ''; position: absolute;
  inset: 8px 8px auto auto;
  width: 11px; height: 11px; border-radius: 50%;
  background: var(--clay-bright);
}
.wordmark-text {
  font-family: var(--display); font-weight: 600; font-size: 1.0625rem;
  line-height: 1.15; color: var(--forest-deep); letter-spacing: -0.015em;
}
.wordmark-text span { display: block; font-size: 0.66rem; font-family: var(--body);
  font-weight: 600; letter-spacing: 0.13em; text-transform: uppercase; color: var(--clay); }

.nav { display: flex; align-items: center; gap: clamp(1rem, 2.2vw, 2rem); }
.nav a:not(.btn) {
  font-size: 0.9rem; font-weight: 600; text-decoration: none;
  color: var(--ink-soft); white-space: nowrap;
  padding: 0.4rem 0; border-bottom: 2px solid transparent;
}
.nav a:not(.btn):hover, .nav a:not(.btn)[aria-current="page"] {
  color: var(--forest-deep); border-bottom-color: var(--clay);
}
.nav .btn { padding: 0.6rem 1.35rem; white-space: nowrap; }

.btn {
  display: inline-block; font-family: var(--body);
  font-size: 0.9rem; font-weight: 700; letter-spacing: 0.01em;
  padding: 0.72rem 1.5rem; border-radius: 100px;
  text-decoration: none; border: 1.5px solid transparent;
  cursor: pointer; transition: transform 180ms cubic-bezier(.2,.7,.3,1), background 180ms;
}
.btn-solid { background: var(--clay); color: var(--bone); }
.btn-solid:hover { background: var(--clay-bright); color: var(--bone); transform: translateY(-1.5px); }
.btn-line { border-color: var(--forest); color: var(--forest); }
.btn-line:hover { background: var(--forest); color: var(--bone); transform: translateY(-1.5px); }
.btn-lg { font-size: 1rem; padding: 0.95rem 2rem; }

.nav-toggle {
  display: none; background: none; border: 0; cursor: pointer;
  padding: 0.5rem; color: var(--forest-deep);
}

@media (max-width: 880px) {
  .nav-toggle { display: block; }
  .nav {
    position: fixed; inset: 74px 0 auto 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--bone); border-bottom: 1px solid var(--line);
    padding: 0.5rem var(--gutter) 1.5rem;
    transform: translateY(-120%); transition: transform 280ms cubic-bezier(.2,.8,.2,1);
    box-shadow: 0 20px 40px -24px oklch(22% 0.02 60 / 0.22);
  }
  .nav[data-open="true"] { transform: translateY(0); }
  .nav a:not(.btn) { padding: 0.85rem 0; border-bottom: 1px solid var(--line); border-left: 0; }
  .nav a:not(.btn):hover, .nav a:not(.btn)[aria-current="page"] { border-bottom-color: var(--line); color: var(--clay); }
  .nav .btn { margin-top: 1rem; text-align: center; }
}

/* ---------- Hero ---------- */
.hero {
  padding: clamp(3.5rem, 7vw, 7rem) 0 clamp(3rem, 6vw, 5.5rem);
  position: relative; overflow: hidden;
}
.hero-grid {
  display: grid; gap: clamp(2rem, 5vw, 4.5rem);
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  align-items: end;
}
@media (max-width: 900px) { .hero-grid { grid-template-columns: 1fr; align-items: start; } }

.hero h1 { margin-bottom: 0.35em; font-variation-settings: 'opsz' 144, 'SOFT' 20; }
.hero h1 em {
  font-style: italic; color: var(--clay);
  font-variation-settings: 'opsz' 144, 'SOFT' 60;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-top: 2rem; }

.hero-aside {
  border-left: 2px solid var(--clay);
  padding-left: clamp(1.1rem, 2vw, 1.75rem);
}
.hero-aside dl { margin: 0; display: grid; gap: 1.4rem; }
.hero-aside dt {
  font-family: var(--display); font-size: clamp(1.9rem, 1.4rem + 1.6vw, 2.6rem);
  font-weight: 600; color: var(--forest); line-height: 1;
  font-variation-settings: 'opsz' 144;
}
.hero-aside dd {
  margin: 0.3rem 0 0; font-size: 0.875rem; line-height: 1.45;
  color: var(--ink-soft);
}

/* ---------- Sections ---------- */
section { padding: clamp(3.25rem, 6.5vw, 6rem) 0; }
.band-cream { background: var(--bone-warm); }
.band-forest { background: var(--forest-deep); color: var(--bone-warm); }
.band-forest h2, .band-forest h3 { color: var(--bone); }
.band-forest .eyebrow { color: var(--clay-pale); }
.band-forest .lede, .band-forest p { color: oklch(88% 0.014 70); }
.band-forest a { color: var(--clay-pale); }

.sec-head { max-width: 60ch; margin-bottom: clamp(2.25rem, 4vw, 3.5rem); }

/* ---------- Program list (editorial rows, not cards) ---------- */
.rows { display: grid; gap: 0; border-top: 1px solid var(--line); }
.row {
  display: grid; gap: clamp(0.5rem, 3vw, 2.5rem);
  grid-template-columns: 3.5rem minmax(0, 1fr) minmax(0, 1.35fr);
  padding: clamp(1.6rem, 3vw, 2.5rem) 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
}
@media (max-width: 760px) {
  .row { grid-template-columns: 2.5rem 1fr; }
  .row-body { grid-column: 2; }
}
.row-num {
  font-family: var(--display); font-size: 0.95rem; font-weight: 600;
  color: var(--clay); padding-top: 0.35rem;
}
.row h3 { margin-bottom: 0.35em; }
.row-body p { color: var(--ink-soft); }
.row-tag {
  display: inline-block; margin-top: 0.9rem;
  font-size: 0.7rem; font-weight: 700; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--forest-soft);
  border: 1px solid var(--line); border-radius: 100px;
  padding: 0.28rem 0.7rem;
}
.band-forest .rows, .band-forest .row { border-color: oklch(38% 0.04 155); }
.band-forest .row-tag { color: var(--clay-pale); border-color: oklch(42% 0.04 155); }

/* ---------- Two-column prose ---------- */
.split {
  display: grid; gap: clamp(1.75rem, 4vw, 4rem);
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  align-items: start;
}
@media (max-width: 820px) { .split { grid-template-columns: 1fr; } }

/* ---------- Facts / trust panel ---------- */
.facts {
  display: grid; gap: 0;
  border: 1px solid var(--line); border-radius: var(--r-md); overflow: hidden;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
}
.fact {
  background: var(--bone); padding: 1.4rem 1.5rem;
  border-top: 1px solid var(--line); border-left: 1px solid var(--line);
  margin: -1px 0 0 -1px;
}
.fact dt {
  font-size: 0.7rem; font-weight: 700; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--clay); margin-bottom: 0.4rem;
}
.fact dd {
  margin: 0; font-family: var(--display); font-size: 1.0625rem;
  font-weight: 600; color: var(--forest-deep); line-height: 1.3;
  font-variation-settings: 'opsz' 40;
}
.fact dd small { display: block; font-family: var(--body); font-size: 0.8125rem;
  font-weight: 400; color: var(--ink-soft); margin-top: 0.25rem; }

/* ---------- Board ---------- */
.people { display: grid; gap: clamp(1.25rem, 3vw, 2.25rem);
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); }
.person { border-top: 2px solid var(--forest); padding-top: 1.1rem; }
.person h4 { margin: 0 0 0.15rem; font-size: 1.0625rem; color: var(--forest-deep);
  font-family: var(--display); font-weight: 600; }
.person .role { font-size: 0.78rem; font-weight: 700; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--clay); margin: 0 0 0.6rem; }
.person p { font-size: 0.9375rem; color: var(--ink-soft); margin: 0; }

/* ---------- Donate options ---------- */
.give { display: grid; gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.give-opt {
  border: 1px solid var(--line); border-radius: var(--r-md);
  padding: 1.6rem; background: var(--bone);
  display: flex; flex-direction: column; gap: 0.6rem;
}
.give-opt h3 { margin: 0; font-size: 1.1875rem; }
.give-opt p { font-size: 0.9375rem; color: var(--ink-soft); margin: 0; flex: 1; }
.give-opt .btn { align-self: flex-start; margin-top: 0.5rem; }
.give-opt[data-featured] { border-color: var(--clay); border-width: 1.5px;
  background: var(--clay-pale); }

/* ---------- Callout ---------- */
.callout {
  border-left: 3px solid var(--clay); padding: 0.35rem 0 0.35rem 1.35rem;
  margin: 1.75rem 0; font-size: 0.9375rem; color: var(--ink-soft);
}

/* ---------- Form ---------- */
.form { display: grid; gap: 1.1rem; max-width: 34rem; }
.field { display: grid; gap: 0.4rem; }
.field label { font-size: 0.8125rem; font-weight: 700; letter-spacing: 0.04em;
  text-transform: uppercase; color: var(--forest-soft); }
.field input, .field textarea, .field select {
  font-family: var(--body); font-size: 1rem; color: var(--ink);
  padding: 0.7rem 0.85rem; border: 1px solid var(--line);
  border-radius: var(--r-sm); background: var(--bone); width: 100%;
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: 2px solid var(--clay); outline-offset: 1px; border-color: var(--clay);
}
.field textarea { min-height: 8rem; resize: vertical; }

/* ---------- Footer ---------- */
.foot { background: var(--forest-deep); color: oklch(84% 0.012 70); padding: clamp(3rem, 5vw, 4.5rem) 0 2rem; }
.foot a { color: var(--clay-pale); }
.foot-grid {
  display: grid; gap: clamp(2rem, 4vw, 3.5rem);
  grid-template-columns: minmax(0, 1.4fr) repeat(auto-fit, minmax(150px, 1fr));
  padding-bottom: 2.5rem; border-bottom: 1px solid oklch(36% 0.04 155);
}
.foot h4 { color: var(--bone); font-size: 0.72rem; letter-spacing: 0.14em;
  text-transform: uppercase; margin-bottom: 1rem; font-weight: 700; }
.foot ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.55rem; }
.foot ul a { font-size: 0.9375rem; text-decoration: none; }
.foot ul a:hover { text-decoration: underline; }
.foot-mark .wordmark-text { color: var(--bone); }
.foot-mark .mark { background: var(--clay); }
.foot-mark .mark::after { background: var(--bone); }
.foot-note { font-size: 0.8125rem; line-height: 1.6; color: oklch(74% 0.012 70);
  margin-top: 1.25rem; max-width: 46ch; }
.legal { padding-top: 2rem; font-size: 0.8125rem; color: oklch(70% 0.012 70);
  display: flex; flex-wrap: wrap; gap: 0.5rem 1.5rem; justify-content: space-between; }
.disclosure { font-size: 0.75rem; line-height: 1.6; color: oklch(66% 0.012 70);
  margin-top: 1.5rem; max-width: 78ch; }

/* ---------- Utility ---------- */
.mt-lg { margin-top: clamp(2rem, 4vw, 3rem); }
.center { text-align: center; }
.cta-row { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-top: 2rem; }
.placeholder-note {
  background: var(--clay-pale); border: 1px dashed var(--clay);
  border-radius: var(--r-md); padding: 1rem 1.2rem;
  font-size: 0.875rem; color: oklch(38% 0.09 45); margin: 1.5rem 0;
}
.placeholder-note strong { color: oklch(30% 0.11 42); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}