/* =========================================================
   NASDAN — Technology For Good (Tech4Good) page
   Extends tokens.css / main.css. Section-specific styles only —
   shared components (nav, footer, buttons, cta-panel) live in
   main.css. Composition: full-bleed manifesto hero, a bare
   pull-quote, a five-up pillar grid, a flagship-product split,
   an impact-in-practice grid, a STEM & Robotics split, and
   the shared final CTA reworked for partnership.
   ========================================================= */

/* =========================================================
   HERO — full-bleed manifesto, dot-grid + amber glow
   ========================================================= */
.tfg-hero {
  position: relative; min-height: 78vh; display: flex; align-items: center; justify-content: center;
  text-align: center; background: var(--white); overflow: hidden; padding-block: var(--sp-9);
}
.tfg-hero::before {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(11,22,63,0.09) 1px, transparent 1px);
  background-size: 26px 26px;
  -webkit-mask-image: radial-gradient(circle at 50% 34%, #000, transparent 72%);
  mask-image: radial-gradient(circle at 50% 34%, #000, transparent 72%);
  pointer-events: none;
}
.tfg-hero::after {
  content: ""; position: absolute; top: -14%; left: 50%; transform: translateX(-50%);
  width: 72%; height: 62%; background: radial-gradient(circle, rgba(255,193,7,0.22), transparent 70%);
  filter: blur(6px); pointer-events: none;
}
.tfg-hero-inner { position: relative; z-index: 1; max-width: 900px; margin-inline: auto; }
.tfg-hero-eyebrow { display: inline-flex; align-items: center; gap: var(--sp-2); margin-bottom: var(--sp-5); justify-content: center; }
.tfg-hero-headline {
  font-size: var(--fs-display); font-weight: var(--fw-light); letter-spacing: var(--ls-tight);
  line-height: 0.98; color: var(--ink-900); margin: 0 0 var(--sp-6);
}
.tfg-hero-headline em { color: var(--nasdan-amber); font-style: normal; }
.tfg-hero-lead { font-size: var(--fs-lead); color: var(--ink-500); max-width: 58ch; margin: 0 auto var(--sp-7); }
.tfg-hero-actions { display: flex; gap: var(--sp-3); flex-wrap: wrap; justify-content: center; }

/* =========================================================
   ABOUT — two column: description + navy statement graphic
   ========================================================= */
.tfg-about { padding-block: var(--section-pad-y); }
.about-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: var(--sp-9); align-items: center; }
.about-copy h2 { margin-bottom: var(--sp-5); max-width: 22ch; }
.about-copy p { color: var(--ink-500); margin-bottom: var(--sp-6); max-width: 46ch; }
.about-visual {
  position: relative; min-height: 340px; border-radius: var(--radius-lg); overflow: hidden;
  background: linear-gradient(150deg, var(--nasdan-navy) 0%, var(--nasdan-navy-700) 100%);
  display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center;
  padding: var(--sp-8);
}
.about-visual::before {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255,255,255,0.08) 1px, transparent 1px);
  background-size: 22px 22px;
}
.about-visual::after {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(circle at 80% 20%, rgba(255,193,7,0.26), transparent 60%);
  pointer-events: none;
}
.about-visual-mark { position: relative; z-index: 1; font-size: 4.5rem; line-height: 1; color: var(--nasdan-amber); font-family: Georgia, serif; margin-bottom: var(--sp-4); }
.about-visual-line { position: relative; z-index: 1; font-size: 1.3125rem; font-weight: var(--fw-light); letter-spacing: var(--ls-snug); line-height: var(--lh-snug); color: var(--white); max-width: 26ch; margin: 0; }

/* =========================================================
   PILLARS — five focus areas, numbered, no card chrome
   ========================================================= */
.tfg-pillars { padding-block: var(--section-pad-y); background: var(--surface-muted); border-top: 1px solid var(--ink-100); border-bottom: 1px solid var(--ink-100); }
.pillar-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; border-top: 1px solid var(--ink-200); border-left: 1px solid var(--ink-200); }
.pillar-item { padding: var(--sp-7) var(--sp-5); border-right: 1px solid var(--ink-200); border-bottom: 1px solid var(--ink-200); background: var(--white); transition: background-color var(--dur-base) var(--ease-out); }
.pillar-item:hover { background: var(--cloud); }
.pillar-item-num { display: block; font-size: 0.75rem; font-weight: var(--fw-semibold); letter-spacing: var(--ls-wider); color: var(--nasdan-amber); margin-bottom: var(--sp-4); font-variant-numeric: tabular-nums; }
.pillar-item h3 { font-size: 1.0625rem; font-weight: var(--fw-medium); color: var(--ink-900); line-height: var(--lh-snug); margin-bottom: var(--sp-3); }
.pillar-item p { font-size: 0.875rem; color: var(--ink-500); margin: 0; line-height: var(--lh-relaxed); }

/* =========================================================
   FLAGSHIP — Humura Therapy, asymmetric navy visual + content
   (mirrors the blog-feature composition established on /blog)
   ========================================================= */
.tfg-flagship { padding-block: var(--section-pad-y); }
.flagship-panel { display: grid; grid-template-columns: 1fr 1fr; border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--ink-100); box-shadow: var(--shadow-md); }
/* Same treatment as the homepage's client-stories spotlight card
   (.client-story-visual/.client-story-mark in main.css) for Humura --
   brand-colored radial background + a large centered logo mark, so the
   two live in the same visual language. --cs-color/--cs-color-deep are
   the same Humura teal values used there, set inline on the element. */
.flagship-visual {
  position: relative; min-height: 420px; overflow: hidden;
  background: radial-gradient(135% 135% at 72% 18%, var(--cs-color) 0%, var(--cs-color-deep) 68%, var(--cs-color-deep) 100%);
  display: flex; align-items: flex-end; padding: var(--sp-7);
}
.flagship-visual::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(circle at 50% 42%, rgba(255,255,255,0.16), transparent 60%);
}
.flagship-mark {
  position: absolute; top: 42%; left: 50%; width: 34%; max-width: 200px; height: auto;
  transform: translate(-50%, -50%); filter: drop-shadow(0 16px 28px rgba(0,0,0,0.28));
  transition: transform var(--dur-base) var(--ease-out);
}
.flagship-panel:hover .flagship-mark { transform: translate(-50%, -50%) scale(1.06); }
.flagship-badge {
  position: absolute; top: var(--sp-6); left: var(--sp-6); z-index: 1;
  background: var(--nasdan-amber); color: var(--nasdan-navy); font-size: var(--fs-label); font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-wider); text-transform: uppercase; padding: 0.45rem 0.95rem; border-radius: var(--radius-pill);
}
.flagship-stat { position: relative; z-index: 1; color: var(--white); }
.flagship-stat strong { display: block; font-size: 2.25rem; font-weight: var(--fw-light); letter-spacing: var(--ls-tight); line-height: 1; margin-bottom: var(--sp-2); }
.flagship-stat span { display: block; font-size: 0.8125rem; color: var(--paper-300); }
.flagship-body { padding: var(--sp-8); display: flex; flex-direction: column; justify-content: center; }
.flagship-body .post-tag { display: block; font-size: var(--fs-label); font-weight: var(--fw-semibold); letter-spacing: var(--ls-wider); text-transform: uppercase; color: var(--nasdan-amber); margin-bottom: var(--sp-4); }
.flagship-body h2 { font-size: var(--fs-h2); font-weight: var(--fw-light); letter-spacing: var(--ls-snug); color: var(--ink-900); margin-bottom: var(--sp-4); max-width: 24ch; }
.flagship-body p { color: var(--ink-500); margin-bottom: var(--sp-6); max-width: 48ch; }
.flagship-actions { display: flex; gap: var(--sp-4); flex-wrap: wrap; }

/* =========================================================
   SDG ALIGNMENT — two column: description + tile grid graphic
   ========================================================= */
.tfg-sdg { padding-block: var(--section-pad-y); background: var(--surface-muted); border-top: 1px solid var(--ink-100); border-bottom: 1px solid var(--ink-100); }
.sdg-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-9); align-items: center; }
.sdg-copy h2 { margin-bottom: var(--sp-5); max-width: 24ch; }
.sdg-copy p { color: var(--ink-500); margin-bottom: var(--sp-6); max-width: 46ch; }
.sdg-visual { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--sp-4); }
.sdg-tile {
  position: relative; overflow: hidden; border-radius: var(--radius-md); padding: var(--sp-5);
  min-height: 128px; display: flex; flex-direction: column; justify-content: flex-end;
}
.sdg-tile::before { content: ""; position: absolute; inset: 0; background-image: radial-gradient(rgba(255,255,255,0.14) 1px, transparent 1px); background-size: 16px 16px; }
.sdg-tile--navy { background: linear-gradient(150deg, var(--nasdan-navy), var(--nasdan-navy-600)); }
.sdg-tile--amber { background: linear-gradient(150deg, var(--nasdan-amber-600), var(--nasdan-amber)); }
.sdg-tile--amber::before { background-image: radial-gradient(rgba(11,22,63,0.14) 1px, transparent 1px); }
.sdg-tile-num { position: relative; z-index: 1; display: block; font-size: 1.75rem; font-weight: var(--fw-light); letter-spacing: var(--ls-tight); margin-bottom: var(--sp-2); font-variant-numeric: tabular-nums; }
.sdg-tile-name { position: relative; z-index: 1; display: block; font-size: 0.8125rem; font-weight: var(--fw-medium); line-height: var(--lh-snug); }
.sdg-tile--navy .sdg-tile-num, .sdg-tile--navy .sdg-tile-name { color: var(--white); }
.sdg-tile--amber .sdg-tile-num, .sdg-tile--amber .sdg-tile-name { color: var(--nasdan-navy); }
.sdg-tile--wide { grid-column: span 2; flex-direction: row; align-items: center; justify-content: flex-start; gap: var(--sp-4); min-height: 96px; }
.sdg-tile--wide .sdg-tile-num { margin-bottom: 0; }

/* =========================================================
   STEM & ROBOTICS — split, mirrors flagship but reversed
   ========================================================= */
.tfg-stem { padding-block: var(--section-pad-y); }
.stem-panel { display: grid; grid-template-columns: 0.9fr 1.1fr; border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--ink-100); box-shadow: var(--shadow-md); }
.stem-visual {
  position: relative; min-height: 400px; order: 2; overflow: hidden; background: var(--nasdan-navy);
}
.stem-visual iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; display: block; }
.stem-body { padding: var(--sp-8); display: flex; flex-direction: column; justify-content: center; order: 1; }
.stem-body .post-tag { display: block; font-size: var(--fs-label); font-weight: var(--fw-semibold); letter-spacing: var(--ls-wider); text-transform: uppercase; color: var(--nasdan-amber); margin-bottom: var(--sp-4); }
.stem-body h2 { font-size: var(--fs-h2); font-weight: var(--fw-light); letter-spacing: var(--ls-snug); color: var(--ink-900); margin-bottom: var(--sp-4); max-width: 22ch; }
.stem-body p { color: var(--ink-500); margin-bottom: var(--sp-6); max-width: 46ch; }
.stem-list { list-style: none; margin: 0 0 var(--sp-6); padding: 0; display: grid; gap: var(--sp-3); }
.stem-list li { display: flex; align-items: flex-start; gap: var(--sp-3); font-size: 0.9125rem; color: var(--ink-700); }
.stem-list svg { flex: none; width: 18px; height: 18px; margin-top: 2px; color: var(--nasdan-amber); }

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 1199.98px) {
  .pillar-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 991.98px) {
  .about-grid { grid-template-columns: 1fr; }
  .about-visual { order: -1; min-height: 260px; }
  .flagship-panel { grid-template-columns: 1fr; }
  .flagship-visual { min-height: 300px; }
  .flagship-mark { max-width: 110px; top: 42%; }
  .sdg-grid { grid-template-columns: 1fr; }
  .stem-panel { grid-template-columns: 1fr; }
  .stem-visual { min-height: 220px; order: 1; }
  .stem-body { order: 2; }
}

@media (max-width: 767.98px) {
  .tfg-hero { min-height: auto; padding-block: var(--sp-8); }
  .tfg-hero-headline { font-size: clamp(2rem, 1.6rem + 3vw, 2.75rem); }
  .pillar-grid { grid-template-columns: repeat(2, 1fr); }
  .flagship-body, .stem-body { padding: var(--sp-7) var(--sp-6); }
  .flagship-visual { min-height: 360px; }
  .flagship-mark { max-width: 100px; top: 38%; }
  .sdg-visual { grid-template-columns: 1fr; }
  .sdg-tile--wide { grid-column: span 1; }
}