/* Stripe-inspired multi-page framework — shared base
 * Theme variables provided by themes/{I,F,H,J}.css loaded BEFORE this file.
 * Required vars: --bg, --surface, --text, --text-mid, --text-light, --border,
 *                --accent, --accent-dark, --accent-soft, --hero-grad,
 *                --logo-color, --font-body, --font-display
 */

* { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; }

body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  font-weight: 400;
  line-height: 1.65;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* ============ Nav ============ */
.s-nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.s-nav-inner {
  max-width: 1200px; margin: 0 auto; padding: 14px 32px;
  display: flex; align-items: center; gap: 32px;
}
.s-nav-logo { display: flex; align-items: center; gap: 10px; text-decoration: none; color: inherit; flex-shrink: 0; }
.s-nav-logo img { width: 38px; height: 38px; object-fit: contain; }
.s-nav-logo .name { font-family: var(--font-display); font-size: 14px; font-weight: 600; letter-spacing: 1px; line-height: 1.2; }
.s-nav-logo .sub { font-size: 10px; color: var(--text-light); letter-spacing: 2px; margin-top: 2px; }
.s-nav-links { display: flex; gap: 4px; margin-left: auto; list-style: none; flex-wrap: wrap; }
.s-nav-links a {
  padding: 8px 14px; font-size: 14px; font-weight: 500;
  color: var(--text-mid); text-decoration: none;
  border-radius: 8px; transition: all .15s ease;
}
.s-nav-links a:hover { background: var(--surface); color: var(--text); }
.s-nav-links a.current { color: var(--accent); }
.s-nav-cta {
  background: var(--accent); color: #fff !important;
  padding: 8px 18px; border-radius: 999px; font-weight: 600 !important;
  text-decoration: none; transition: background .15s;
}
.s-nav-cta:hover { background: var(--accent-dark) !important; }

/* ============ Hero ============ */
.s-hero {
  position: relative; overflow: hidden;
  padding: 96px 24px 88px;
  background: var(--hero-grad);
}
.s-hero::before, .s-hero::after { content:''; position:absolute; border-radius:50%; pointer-events:none; }
.s-hero::before { width: 520px; height: 520px; background: radial-gradient(circle, var(--accent-soft), transparent 70%); top:-150px; right:-100px; opacity:.55; }
.s-hero::after  { width: 340px; height: 340px; background: radial-gradient(circle, var(--accent-soft), transparent 70%); bottom:-100px; left:-50px; opacity:.4; }
.s-hero-inner { max-width: 1140px; margin: 0 auto; position: relative; z-index: 2; }
.s-hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 600; letter-spacing: 2.5px;
  text-transform: uppercase; color: var(--accent);
  background: var(--surface); padding: 6px 14px; border-radius: 999px;
  margin-bottom: 24px; border: 1px solid var(--border);
}
.s-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(40px, 6vw, 72px); font-weight: 700;
  line-height: 1.08; letter-spacing: -1.5px; color: var(--text);
  max-width: 880px; margin-bottom: 22px;
}
.s-hero h1 em { font-style: normal; background: linear-gradient(120deg, var(--accent), var(--accent-dark)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.s-hero p.lead { font-size: 19px; color: var(--text-mid); max-width: 720px; line-height: 1.65; margin-bottom: 36px; }
.s-cta-row { display: flex; gap: 14px; flex-wrap: wrap; }
.s-btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 24px; font-size: 15px; font-weight: 600; text-decoration: none; border-radius: 999px; transition: all .2s ease; border: 1.5px solid transparent; }
.s-btn.primary { background: var(--accent); color: #fff; }
.s-btn.primary:hover { background: var(--accent-dark); transform: translateY(-1px); }
.s-btn.outline { color: var(--text); border-color: var(--border); background: transparent; }
.s-btn.outline:hover { border-color: var(--accent); color: var(--accent); }

/* === Hero side photo (foundation volunteers) === */
.s-hero h1 { max-width: 560px; }
.s-hero p.lead { max-width: 540px; }
.s-cta-row { max-width: 540px; }
.s-hero-media {
  position: absolute;
  top: 0; right: 0; bottom: 0;
  width: 50%;
  z-index: 1;
  overflow: hidden;
  pointer-events: none;
}
.s-hero-media img {
  width: 100%; height: 100%;
  object-fit: contain;
  object-position: center center;
  display: block;
  -webkit-mask-image: linear-gradient(to right, transparent 0%, #000 28%, #000 100%);
          mask-image: linear-gradient(to right, transparent 0%, #000 28%, #000 100%);
}
@media (max-width: 900px) {
  .s-hero h1, .s-hero p.lead, .s-cta-row { max-width: 100%; }
  .s-hero-media {
    position: relative; top: auto; right: auto; bottom: auto;
    width: 100%; margin-top: 28px;
    -webkit-mask-image: none; mask-image: none;
  }
  .s-hero-media img { width: 100%; height: auto; max-height: 56vw; }
}

/* Page-header (inner pages, smaller hero) */
.s-pagehead { padding: 80px 24px 56px; background: var(--hero-grad); position:relative; overflow:hidden; }
.s-pagehead::before { content:''; position:absolute; width: 380px; height: 380px; border-radius:50%; background: radial-gradient(circle, var(--accent-soft), transparent 70%); top:-120px; right:-60px; opacity:.5; }
.s-pagehead-inner { max-width: 1140px; margin: 0 auto; position:relative; z-index:2; }
.s-pagehead .breadcrumb { font-size: 13px; color: var(--text-light); margin-bottom: 12px; letter-spacing: 1px; }
.s-pagehead .breadcrumb a { color: var(--accent); text-decoration: none; }
.s-pagehead h1 { font-family: var(--font-display); font-size: 48px; font-weight: 700; letter-spacing: -1px; color: var(--text); margin-bottom: 14px; }
.s-pagehead p.lead { font-size: 17px; color: var(--text-mid); max-width: 720px; line-height: 1.7; }

/* ============ Sections ============ */
.s-section { padding: 88px 24px; }
.s-section.alt { background: var(--surface); }
.s-section-inner { max-width: 1140px; margin: 0 auto; }
.s-section-head { margin-bottom: 48px; max-width: 720px; }
.s-section-head .eyebrow { font-size: 13px; font-weight: 600; letter-spacing: 3px; color: var(--accent); text-transform: uppercase; margin-bottom: 12px; }
.s-section-head h2 { font-family: var(--font-display); font-size: 42px; font-weight: 700; letter-spacing: -1px; color: var(--text); margin-bottom: 14px; line-height: 1.18; }
.s-section-head p { font-size: 17px; color: var(--text-mid); line-height: 1.7; }

/* ============ Cards / Grids ============ */
.s-grid { display: grid; gap: 24px; }
.s-grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.s-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.s-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
.s-grid.cols-5 { grid-template-columns: repeat(5, 1fr); }
.s-grid.cols-6 { grid-template-columns: repeat(6, 1fr); }

.s-card { background:#fff; border: 1px solid var(--border); border-radius: 14px; padding: 28px 24px; transition: all .2s; }
.s-card:hover { border-color: var(--accent); transform: translateY(-2px); box-shadow: 0 12px 32px rgba(0,0,0,0.05); }
.s-card .icon-num { width: 40px; height: 40px; border-radius: 10px; background: var(--accent-soft); display: flex; align-items: center; justify-content: center; font-family: var(--font-display); font-weight: 700; font-size: 18px; color: var(--accent); margin-bottom: 18px; }
.s-card h3 { font-family: var(--font-display); font-size: 20px; font-weight: 700; color: var(--text); margin-bottom: 10px; letter-spacing: -.3px; }
.s-card p { font-size: 14px; color: var(--text-mid); line-height: 1.7; }

.s-mini-card { background: #fff; border: 1px solid var(--border); border-radius: 12px; padding: 18px 14px; text-align: center; transition: all .2s; }
.s-mini-card:hover { border-color: var(--accent); }
.s-mini-card .name { font-weight: 600; font-size: 14px; color: var(--text); }
.s-mini-card .meta { font-size: 11px; color: var(--text-light); margin-top: 4px; letter-spacing: 1px; }

/* News list */
.s-news-list { display: flex; flex-direction: column; }
.s-news-item { display: grid; grid-template-columns: 100px 1fr; gap: 24px; padding: 24px 0; border-bottom: 1px solid var(--border); align-items: center; }
.s-news-item:first-child { padding-top: 0; }
.s-news-date { font-family: var(--font-display); font-size: 13px; color: var(--accent); font-weight: 600; letter-spacing: 1px; text-align: center; }
.s-news-date .y { display: block; font-size: 11px; color: var(--text-light); font-weight: 400; margin-top: 4px; }
.s-news-body h3 { font-family: var(--font-display); font-size: 18px; font-weight: 600; margin-bottom: 6px; }
.s-news-body p { font-size: 14px; color: var(--text-mid); }

/* ============ Stats / Banner ============ */
.s-banner { background: var(--accent); color: #fff; padding: 64px 24px; }
.s-banner-inner { max-width: 1140px; margin: 0 auto; display: grid; grid-template-columns: 2fr 1fr; gap: 40px; align-items: center; }
.s-banner h2 { font-family: var(--font-display); font-size: 38px; font-weight: 700; line-height: 1.2; margin-bottom: 12px; }
.s-banner p { opacity: .9; font-size: 16px; line-height: 1.65; }
.s-banner .actions { text-align: right; }
.s-banner .s-btn.outline { color:#fff; border-color: rgba(255,255,255,.5); }
.s-banner .s-btn.outline:hover { border-color:#fff; }
.s-banner .s-btn.primary { background:#fff; color: var(--accent); }
.s-banner .s-btn.primary:hover { background: var(--surface); color: var(--accent-dark); }

/* ============ Footer ============ */
.s-footer { background: #111; color: rgba(255,255,255,.65); padding: 64px 24px 32px; }
.s-footer-inner { max-width: 1140px; margin: 0 auto; display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; padding-bottom: 32px; border-bottom: 1px solid rgba(255,255,255,.1); }
.s-footer-brand { display: flex; flex-direction: column; gap: 14px; }
.s-footer-brand .logo-row { display: flex; align-items: center; gap: 12px; }
.s-footer-brand img { width: 36px; height: 36px; }
.s-footer-brand .name { color: #fff; font-family: var(--font-display); font-weight: 600; font-size: 16px; letter-spacing: 1px; }
.s-footer-brand p { font-size: 13px; line-height: 1.7; opacity: .65; max-width: 320px; }
.s-footer-col h4 { color: #fff; font-size: 12px; letter-spacing: 2px; font-weight: 600; text-transform: uppercase; margin-bottom: 16px; }
.s-footer-col a { display: block; color: rgba(255,255,255,.55); text-decoration: none; font-size: 13px; padding: 5px 0; transition: color .15s; }
.s-footer-col a:hover { color: #fff; }
.s-footer-bottom { max-width: 1140px; margin: 24px auto 0; padding-top: 20px; font-size: 12px; opacity: .4; display: flex; justify-content: space-between; flex-wrap: wrap; }

/* ============ Variant badge & back link ============ */
.s-badge { position: fixed; top: 78px; right: 20px; background: var(--accent); color:#fff; padding: 6px 14px; font-size: 11px; font-weight: 700; letter-spacing: 2px; border-radius: 999px; z-index: 99; }
.s-back { position: fixed; bottom: 20px; right: 20px; background: #111; color:#fff; padding: 9px 18px; font-size: 11px; font-weight: 700; letter-spacing: 2px; text-decoration: none; border-radius: 999px; z-index: 99; }
.s-back:hover { background: var(--accent); }

/* ============ Responsive ============ */
@media (max-width: 980px) {
  .s-grid.cols-5, .s-grid.cols-6 { grid-template-columns: repeat(3, 1fr); }
  .s-grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
  .s-grid.cols-3 { grid-template-columns: repeat(2, 1fr); }
  .s-banner-inner { grid-template-columns: 1fr; }
  .s-banner .actions { text-align: left; }
  .s-footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .s-nav-inner { gap: 12px; padding: 12px 16px; }
  .s-nav-links { display: none; }
  .s-hero { padding: 72px 20px 64px; }
  .s-hero h1 { font-size: 36px; }
  .s-grid.cols-5, .s-grid.cols-6, .s-grid.cols-4, .s-grid.cols-3 { grid-template-columns: 1fr 1fr; }
  .s-grid.cols-2 { grid-template-columns: 1fr; }
  .s-news-item { grid-template-columns: 1fr; }
  .s-news-date { text-align: left; }
  .s-section { padding: 64px 20px; }
  .s-footer-inner { grid-template-columns: 1fr; gap: 32px; }
}