/* ============================================================
   PROVEN — Proven School (deep page)
   Distinct "operating system / platform" layout. Shell inherited
   from homepage.css. All selectors namespaced .ps-*.
   ============================================================ */

.ps-page { background: var(--bg); color: var(--fg1); }
.ps-wrap { max-width: 1080px; margin: 0 auto; padding: 0 32px; }
.ps-section { scroll-margin-top: 132px; }

/* Hero */
.ps-hero {
  position: relative;
  background: linear-gradient(105deg, rgba(25,34,77,0.95) 0%, rgba(25,34,77,0.82) 45%, rgba(246,138,50,0.74) 100%),
              url("../assets/hero-bg-coaches.jpg") center/cover no-repeat;
  color: #fff;
}
.ps-hero-inner { position: relative; max-width: 1080px; margin: 0 auto; padding: clamp(48px,8vw,96px) 32px clamp(48px,8vw,88px); }
.ps-crumb { display: inline-flex; align-items: center; min-height: 44px; touch-action: manipulation; color: var(--brand-light-blue); text-decoration: none; font-family: var(--font-body); font-size: 14px; margin-bottom: 14px; }
.ps-crumb:hover { text-decoration: underline; }
.ps-eyebrow { font-family: var(--font-display); font-weight: 700; font-size: 12px; letter-spacing: var(--tracking-label); text-transform: uppercase; color: var(--brand-light-blue); margin-bottom: 14px; }
.ps-title { font-family: var(--font-display); font-weight: 900; font-size: clamp(34px,6vw,62px); line-height: 1.03; letter-spacing: var(--tracking-display); text-transform: uppercase; margin: 0 0 16px; max-width: 18ch; }
.ps-title .accent, .ps-h2 .accent, .ps-pullquote .accent { color: var(--brand-orange); }
.ps-subtitle { font-family: var(--font-body); font-size: clamp(17px,2.2vw,21px); color: rgba(255,255,255,0.86); margin: 0 0 28px; max-width: 52ch; }
.ps-hero-actions { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.ps-trust { margin-top: 16px; font-size: 13px; color: rgba(255,255,255,0.7); }

/* Sections */
.ps-section { padding: clamp(48px,8vw,88px) 0; border-bottom: 1px solid var(--border); }
.ps-section--dark { background: var(--brand-dark-blue); color: #fff; border-bottom: 0; }
.ps-section--tint { background: #F2F7FA; border-bottom-color: #E2EBF1; }
.ps-kicker { font-family: var(--font-display); font-weight: 700; font-size: 12px; letter-spacing: var(--tracking-label); text-transform: uppercase; color: #2C7FA3; margin-bottom: 14px; }
.ps-kicker--light { color: var(--brand-light-blue); }
.ps-h2 { font-family: var(--font-display); font-weight: 900; font-size: clamp(26px,4.2vw,42px); line-height: 1.08; letter-spacing: var(--tracking-display); text-transform: uppercase; color: var(--fg1); margin: 0 0 16px; max-width: 20ch; }
.ps-h2--light { color: #fff; }
.ps-lede { font-family: var(--font-body); font-size: 18px; line-height: 1.6; color: var(--fg2); margin: 0 0 32px; max-width: 62ch; }
.ps-lede--light { color: rgba(255,255,255,0.82); }

/* Problem list */
.ps-problems { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; }
.ps-problems li { font-family: var(--font-body); font-size: 17px; line-height: 1.55; color: var(--fg2); padding: 18px 0 18px 26px; position: relative; border-top: 1px solid var(--border); }
.ps-problems li:first-child { border-top: 0; }
.ps-problems li::before { content: ""; position: absolute; left: 2px; top: 26px; width: 9px; height: 9px; border-radius: var(--radius-pill); background: var(--brand-orange); }
.ps-problems b { color: var(--fg1); }

/* Operating-system stacked layers */
.ps-stack { display: grid; gap: 14px; }
.ps-layer { display: grid; grid-template-columns: 64px 1fr; gap: 20px; align-items: start; background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.10); border-radius: var(--radius-lg); padding: 24px 26px; min-width: 0; }
.ps-layer-n { font-family: var(--font-display); font-weight: 900; font-size: 30px; color: var(--brand-orange); line-height: 1; }
.ps-layer-b h3 { font-family: var(--font-body); font-weight: 800; font-size: 19px; color: #fff; margin: 0 0 6px; }
.ps-layer-b p { font-family: var(--font-body); font-size: 15px; line-height: 1.55; color: rgba(255,255,255,0.78); margin: 0 0 14px; }
.ps-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.ps-chips span { font-family: var(--font-display); font-weight: 700; font-size: 10px; letter-spacing: 0.04em; text-transform: uppercase; color: rgba(255,255,255,0.85); background: rgba(80,200,236,0.16); border-radius: var(--radius-pill); padding: 5px 10px; }

/* Sustainability */
.ps-sustain { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }
.ps-sustain-card { background: var(--bg-raised); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 24px 26px; min-width: 0; }
.ps-sustain-card h4 { font-family: var(--font-body); font-weight: 800; font-size: 18px; color: var(--fg1); margin: 0 0 8px; }
.ps-sustain-card p { font-family: var(--font-body); font-size: 15px; line-height: 1.55; color: var(--fg2); margin: 0; }

.ps-pullquote { font-family: var(--font-display); font-weight: 800; font-size: clamp(20px,3vw,30px); line-height: 1.25; color: var(--fg1); text-align: center; max-width: 48ch; margin: 44px auto 0; }

/* Pillar architecture */
.ps-pillar-cluster { font-family: var(--font-display); font-weight: 800; font-size: 12px; letter-spacing: var(--tracking-label); text-transform: uppercase; color: var(--brand-orange); margin: 28px 0 12px; }
.ps-pillars { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4,1fr); gap: 10px; }
.ps-pillars li { font-family: var(--font-body); font-weight: 700; font-size: 15px; color: var(--fg1); background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 16px; min-width: 0; }
.ps-pn { font-family: var(--font-mono); font-size: 12px; color: var(--brand-orange); margin-right: 8px; }

/* Leadership */
#leadership .btn { margin-top: 6px; }

/* Responsive */
@media (max-width: 1000px) {
  .ps-pillars { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 760px) {
  .ps-wrap, .ps-hero-inner { padding-left: 20px; padding-right: 20px; }
  .ps-sustain { grid-template-columns: 1fr; }
  .ps-pillars { grid-template-columns: 1fr; }
  .ps-layer { grid-template-columns: 1fr; gap: 12px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

/* Typography polish — no widows/orphans */
.ps-title, .ps-h2, .ps-pullquote, .ps-eyebrow, .ps-kicker,
.ps-layer-b h3, .ps-sustain-card h4, .ps-pillar-cluster,
.ps-page .cta-band h2 { text-wrap: balance; }
.ps-subtitle, .ps-lede, .ps-problems li, .ps-layer-b p,
.ps-sustain-card p, .ps-pillars li, .ps-page .cta-band p { text-wrap: pretty; }