/* ============================================================
   EasyH1B — layout: header, opening split, sections, footer
   ============================================================ */

/* ---------- header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #fff;
  border-bottom: 1.5px solid var(--line);
  transition: box-shadow 0.2s ease;
}

.site-header.scrolled {
  box-shadow: 0 4px 18px rgba(27, 27, 31, 0.07);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 22px;
  min-height: 66px;
  padding-top: 10px;
  padding-bottom: 10px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--cobalt);
  color: #fff;
  font-family: var(--display);
  font-stretch: 112.5%;
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.02em;
  box-shadow: 3px 3px 0 rgba(23, 67, 207, 0.18);
}

.brand-name {
  font-family: var(--display);
  font-stretch: 112.5%;
  font-weight: 600;
  font-size: 20px;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.brand-name em {
  font-style: normal;
  color: var(--cobalt);
}

.brand-name small {
  font-size: 12px;
  font-weight: 500;
  color: var(--faint);
  letter-spacing: 0;
}

.site-nav {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  scrollbar-width: none;
  flex: 1;
  min-width: 0;
}

.site-nav::-webkit-scrollbar {
  display: none;
}

.site-nav a {
  flex-shrink: 0;
  padding: 8px 9px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-2);
  text-decoration: none;
  transition: color 0.15s ease, background-color 0.15s ease;
}

.site-nav a:hover {
  color: var(--cobalt);
  background: var(--cobalt-soft);
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

/* ---------- opening split ---------- */

.opening {
  padding: clamp(44px, 7vw, 84px) 0 clamp(52px, 7vw, 92px);
  border-bottom: 1.5px solid var(--line);
  scroll-margin-top: 74px;
}

.opening-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  gap: clamp(34px, 5vw, 72px);
  align-items: start;
}

.opening-title {
  font-size: clamp(42px, 6.4vw, 82px);
  letter-spacing: -0.03em;
  margin: 0 0 22px;
}

.opening-copy .lede {
  margin-bottom: 30px;
}

.opening-actions {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 38px;
}

.quick-facts {
  display: flex;
  gap: 0;
  margin: 0;
  border-top: 1.5px solid var(--line);
  max-width: 480px;
}

.quick-facts > div {
  flex: 1;
  padding: 16px 18px 4px 0;
}

.quick-facts > div + div {
  padding-left: 18px;
  border-left: 1.5px solid var(--line);
}

.quick-facts dt {
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--faint);
}

.quick-facts dd {
  margin: 4px 0 0;
  font-family: var(--display);
  font-stretch: 112.5%;
  font-weight: 600;
  font-size: clamp(22px, 2.4vw, 30px);
  letter-spacing: -0.02em;
  color: var(--cobalt);
}

/* ---------- persona navigator ---------- */

.navigator {
  border: 1.5px solid var(--line-2);
  border-radius: var(--radius-l);
  background: #fff;
  padding: clamp(22px, 2.6vw, 30px);
  box-shadow: 8px 8px 0 rgba(23, 67, 207, 0.08);
}

.navigator-title {
  font-size: clamp(24px, 2.4vw, 31px);
  margin-bottom: 6px;
}

.navigator-head p {
  color: var(--muted);
  font-size: 15.5px;
  margin-bottom: 20px;
}

.tiles {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.tile {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
  padding: 18px 16px 16px;
  border: 1.5px solid var(--line-2);
  border-radius: 14px;
  background: #fff;
  text-align: left;
  font-family: var(--body);
  cursor: pointer;
  transition: transform 0.16s ease, box-shadow 0.16s ease, border-color 0.16s ease,
    background-color 0.16s ease;
}

.tile:hover {
  transform: translate(-2px, -2px);
  border-color: var(--cobalt);
  box-shadow: 5px 5px 0 rgba(23, 67, 207, 0.16);
}

.tile:active {
  transform: translate(0, 0);
  box-shadow: 2px 2px 0 rgba(23, 67, 207, 0.16);
}

.tile-index {
  font-family: var(--display);
  font-stretch: 112.5%;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--faint);
  transition: color 0.16s ease;
}

.tile-label {
  font-family: var(--display);
  font-stretch: 112.5%;
  font-size: clamp(16px, 1.5vw, 18.5px);
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.25;
  color: var(--ink);
}

.tile-hint {
  font-size: 13.5px;
  color: var(--muted);
  line-height: 1.45;
}

.tile-go {
  margin-top: 8px;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cobalt);
  opacity: 0;
  transform: translateX(-4px);
  transition: opacity 0.16s ease, transform 0.16s ease;
}

.tile:hover .tile-go,
.tile:focus-visible .tile-go {
  opacity: 1;
  transform: none;
}

.tile[aria-pressed="true"] {
  border-color: var(--cobalt);
  border-width: 2px;
  padding: 17px 15px 15px;
  background: var(--cobalt-soft);
  box-shadow: 6px 6px 0 rgba(23, 67, 207, 0.22);
  transform: translate(-2px, -2px);
}

.tile[aria-pressed="true"] .tile-index {
  color: var(--cobalt);
}

.tile[aria-pressed="true"] .tile-go {
  opacity: 1;
  transform: none;
}

.tile[aria-pressed="true"] .tile-go::before {
  content: "";
  display: inline-block;
  width: 7px;
  height: 12px;
  margin-right: 7px;
  border: solid var(--cobalt);
  border-width: 0 2.5px 2.5px 0;
  transform: rotate(45deg) translateY(-1px);
}

.navigator-ack {
  margin-top: 16px;
  padding: 12px 15px;
  border-left: 4px solid var(--line-2);
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
  background: var(--bg-tint);
  font-size: 15px;
  color: var(--muted);
  transition: border-color 0.2s ease, background-color 0.2s ease, color 0.2s ease;
}

.navigator-ack.ack-active {
  border-left-color: var(--marigold);
  background: var(--marigold-soft);
  color: var(--ink);
  font-weight: 600;
}

/* ---------- section scaffolding ---------- */

.sec {
  position: relative;
  padding: clamp(58px, 7.5vw, 96px) 0;
  border-bottom: 1.5px solid var(--line);
  scroll-margin-top: 74px;
}

.sec-tint {
  background: var(--bg-tint);
}

.sec-head {
  margin-bottom: clamp(30px, 4vw, 48px);
}

.sec-head h2 {
  font-size: clamp(30px, 4vw, 46px);
  letter-spacing: -0.025em;
  margin-bottom: 14px;
}

.route-chip {
  position: absolute;
  top: 22px;
  right: clamp(18px, 4vw, 40px);
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 13px;
  border-radius: 999px;
  background: var(--marigold);
  color: var(--ink);
  font-size: 12.5px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0;
  transform: translateY(-6px);
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.route-chip::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ink);
}

.route-chip.show {
  opacity: 1;
  transform: none;
}

/* reorder settle animation (motion-safe) */
@media (prefers-reduced-motion: no-preference) {
  #playbook-flow.settling .sec {
    animation: settle 0.45s cubic-bezier(0.22, 0.9, 0.3, 1) both;
  }

  @keyframes settle {
    from {
      opacity: 0.25;
      transform: translateY(14px);
    }
    to {
      opacity: 1;
      transform: none;
    }
  }
}

/* route highlight rail on recommended sections */
.sec.route-hot {
  box-shadow: inset 5px 0 0 var(--marigold);
}

/* ---------- partner blurb ---------- */

.partner {
  padding: clamp(56px, 7vw, 90px) 0;
  border-bottom: 1.5px solid var(--line);
  scroll-margin-top: 74px;
}

.partner-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: clamp(34px, 5vw, 70px);
  align-items: center;
}

.partner-title {
  font-size: clamp(30px, 4vw, 48px);
  letter-spacing: -0.025em;
  margin-bottom: 16px;
}

.partner-copy {
  max-width: 56ch;
  color: var(--ink-2);
  margin-bottom: 28px;
}

.partner-aside {
  display: grid;
  gap: 18px;
}

.partner-card {
  border: 1.5px solid var(--line-2);
  border-radius: var(--radius-m);
  padding: 24px 26px;
  background: #fff;
  box-shadow: 7px 7px 0 rgba(23, 67, 207, 0.09);
  transition: transform 0.16s ease, box-shadow 0.16s ease;
}

.partner-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 10px 10px 0 rgba(23, 67, 207, 0.14);
}

.partner-card-2 {
  margin-left: clamp(0px, 3vw, 34px);
  box-shadow: 7px 7px 0 rgba(255, 177, 0, 0.35);
}

.partner-card-2:hover {
  box-shadow: 10px 10px 0 rgba(255, 177, 0, 0.5);
}

.partner-num {
  display: block;
  font-family: var(--display);
  font-stretch: 112.5%;
  font-weight: 600;
  font-size: clamp(34px, 3.6vw, 46px);
  letter-spacing: -0.02em;
  color: var(--cobalt);
}

.partner-card-2 .partner-num {
  color: var(--ink);
}

.partner-cap {
  display: block;
  margin-top: 6px;
  font-size: 14.5px;
  color: var(--muted);
}

/* ---------- footer ---------- */

.site-footer {
  padding: clamp(44px, 5vw, 64px) 0 40px;
  background: #fff;
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 0.7fr) minmax(0, 1.4fr);
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
}

.footer-brand .brand-mark {
  width: 34px;
  height: 34px;
  font-size: 11.5px;
}

.footer-tag {
  color: var(--muted);
  font-size: 15px;
}

.footer-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 18px;
}

.footer-nav a {
  color: var(--ink-2);
  font-size: 14.5px;
  font-weight: 600;
  text-decoration: none;
}

.footer-nav a:hover {
  color: var(--cobalt);
  text-decoration: underline;
}

.footer-legal p {
  font-size: 14px;
  color: var(--muted);
}

.footer-legal p + p {
  margin-top: 14px;
}

.footer-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.asof-chip-footer {
  font-size: 12px;
  padding: 4px 11px;
}

.footer-copy {
  font-size: 13.5px;
}

/* ---------- responsive ---------- */

@media (max-width: 1020px) {
  .opening-grid {
    grid-template-columns: 1fr;
  }

  .partner-grid {
    grid-template-columns: 1fr;
  }

  .partner-card-2 {
    margin-left: 0;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer-legal {
    grid-column: 1 / -1;
  }
}

@media (max-width: 1149px) {
  .header-cta .asof-chip {
    display: none;
  }
}

@media (max-width: 1079px) {
  .site-nav {
    order: 3;
    flex-basis: 100%;
  }

  .header-inner {
    flex-wrap: wrap;
    row-gap: 4px;
  }

  .header-cta {
    margin-left: auto;
  }
}

@media (max-width: 479px) {
  .brand-name small {
    display: none;
  }

  .header-cta .btn {
    padding: 8px 12px;
    font-size: 13.5px;
  }
}

@media (max-width: 640px) {
  body {
    font-size: 16.5px;
  }

  .tiles {
    grid-template-columns: 1fr;
  }

  .quick-facts {
    flex-direction: column;
    border-top: 0;
  }

  .quick-facts > div {
    border-top: 1.5px solid var(--line);
    padding: 12px 0;
  }

  .quick-facts > div + div {
    padding-left: 0;
    border-left: 0;
  }

  .route-chip {
    position: static;
    display: inline-flex;
    margin: 0 0 14px;
    transform: none;
  }

  .route-chip:not(.show) {
    display: none;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .opening-actions .btn-lg {
    width: 100%;
  }
}