/* ============================================================
   Simulation & Design Services page — styles specific to
   /services/simulation-design-services/. Builds on the shared
   classes in assets/css/site.css (buttons, badges, section
   headers, stat cards, hazard bar, CTA band, modal, eyebrow).
   ============================================================ */

/* ---------------------------------------------------------------
   Hero
   --------------------------------------------------------------- */
.pr-hero { position: relative; background: var(--graphite-900); color: #fff; overflow: hidden; }
.pr-hero__dotgrid { position: absolute; inset: 0; opacity: 0.5; background-image: radial-gradient(circle at 1px 1px, rgba(255,255,255,0.07) 1px, transparent 0); background-size: 26px 26px; }
.pr-hero__glow { position: absolute; top: -20%; right: -6%; width: 46%; height: 140%; background: radial-gradient(closest-side, rgba(186,31,57,0.34), transparent); }
.pr-hero__grid { position: relative; max-width: var(--container-max); margin: 0 auto; padding: 58px var(--gutter) 72px; display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center; }

.pr-breadcrumb { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 26px; font-family: var(--font-sans); font-size: 12.5px; }
.pr-breadcrumb a { color: rgba(255,255,255,0.62); text-decoration: none; }
.pr-breadcrumb a:hover { color: #fff; }
.pr-breadcrumb span:not([aria-current]) { color: rgba(255,255,255,0.3); }
.pr-breadcrumb [aria-current] { color: #fff; font-weight: 600; }

.pr-hero__title { font-family: var(--font-display); font-weight: 800; font-size: clamp(2.4rem, 5vw, 4rem); line-height: 0.98; letter-spacing: -0.02em; text-transform: uppercase; margin: 0; color: #fff; max-width: 18ch; }
.pr-hero__title span { color: var(--crimson-400); }

.pr-hero__tsim { display: flex; align-items: center; gap: 14px; margin: 24px 0 22px; }
.pr-hero__tsim-logo { width: 68px; height: 68px; object-fit: contain; background: #fff; border: 1px solid rgba(255,255,255,0.14); border-radius: var(--radius-md); padding: 5px; flex-shrink: 0; display: block; }
.pr-hero__tsim-logo.is-hidden { display: none; }

.pr-hero__body { font-family: var(--font-sans); font-size: clamp(1rem, 1.5vw, 1.18rem); line-height: 1.6; color: var(--graphite-200); max-width: 600px; margin: 0 0 30px; }
.pr-hero__ctas { display: flex; gap: 14px; flex-wrap: wrap; }
.pr-hero__ctas button { border: none; background: none; padding: 0; cursor: pointer; }

.pr-hero__videos { display: flex; flex-direction: column; gap: 16px; }

/* ---------------------------------------------------------------
   Video frame (shared shape for hero + gallery videos)
   --------------------------------------------------------------- */
.pr-video-wrap { position: relative; border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--color-border); background: var(--graphite-950); }
.pr-video-wrap--hero { border-color: rgba(255,255,255,0.14); box-shadow: var(--shadow-lg); }
.pr-video-wrap video { display: block; width: 100%; aspect-ratio: 16 / 9; background: var(--graphite-950); object-fit: cover; }
.pr-video-fs {
  position: absolute; right: 12px; bottom: 12px; z-index: 3; width: 34px; height: 34px; display: flex;
  align-items: center; justify-content: center; border: 1px solid rgba(255,255,255,0.28); background: rgba(20,23,28,0.6);
  color: #fff; border-radius: var(--radius-sm); cursor: pointer; opacity: 0; transition: opacity 160ms ease;
}
.pr-video-wrap:hover .pr-video-fs { opacity: 1; }
.pr-video-tag {
  position: absolute; left: 14px; top: 14px; z-index: 2; pointer-events: none; font-family: var(--font-mono);
  font-size: 10.5px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--amber-400);
  background: rgba(20,23,28,0.72); padding: 4px 9px; border-radius: var(--radius-sm);
}

@media (max-width: 860px) {
  .pr-hero__grid { grid-template-columns: 1fr; }
}

/* ---------------------------------------------------------------
   Key capabilities
   --------------------------------------------------------------- */
.pr-caps-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; margin-top: 40px; }
.pr-cap-card {
  position: relative; background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: calc(var(--space-8) + 4px) var(--space-8) var(--space-8); box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.pr-cap-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: var(--brand); }
.pr-cap-card__icon { color: var(--brand); margin-bottom: 18px; }
.pr-cap-card__title { font-family: var(--font-display); font-weight: 700; font-size: 20px; text-transform: uppercase; letter-spacing: -0.005em; color: var(--text-strong); margin: 0 0 16px; }
.pr-cap-card__list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.pr-cap-card__list li { display: flex; align-items: center; gap: 9px; font-family: var(--font-sans); font-size: 14px; color: var(--text-body); }
.pr-cap-card__list li::before { content: ''; width: 6px; height: 6px; background: var(--brand); flex-shrink: 0; }

@media (max-width: 700px) {
  .pr-caps-grid { grid-template-columns: 1fr; }
}

/* ---------------------------------------------------------------
   Tooling build & sub-assembly
   --------------------------------------------------------------- */
.pr-tooling-grid { max-width: var(--container-max); margin: 0 auto; padding: 0 var(--gutter); display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 56px; align-items: center; }
.pr-tooling-slider {
  position: relative; aspect-ratio: 16 / 10; border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--color-border);
  background: linear-gradient(135deg, var(--graphite-75), var(--graphite-200)); box-shadow: var(--shadow-md);
}
.pr-tooling-slide { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transition: opacity 700ms ease; }
.pr-tooling-slide.is-hidden { display: none; }
.pr-tooling-slide--placeholder {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px;
  background: linear-gradient(135deg, var(--graphite-75), var(--graphite-200)); color: var(--text-muted);
}
.pr-tooling-slide--placeholder span { font-family: var(--font-mono); font-size: 11.5px; letter-spacing: 0.06em; text-transform: uppercase; text-align: center; padding: 0 20px; }
.pr-tooling-dots { position: absolute; bottom: 14px; left: 50%; transform: translateX(-50%); z-index: 2; display: flex; gap: 8px; }
.pr-tooling-dot { height: 8px; width: 8px; border-radius: var(--radius-pill); background: var(--graphite-300); cursor: pointer; transition: width 300ms ease, background 300ms ease; border: none; padding: 0; }
.pr-tooling-dot.is-active { width: 22px; background: var(--brand); }

@media (max-width: 760px) {
  .pr-tooling-grid { grid-template-columns: 1fr; }
}

/* ---------------------------------------------------------------
   Pressroom videos gallery
   --------------------------------------------------------------- */
.pr-video-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 22px; margin-top: 40px; }
.pr-video-card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); }
.pr-video-card__meta { padding: 16px 18px; display: flex; align-items: center; gap: 10px; }
.pr-video-card__eyebrow { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--brand); }
.pr-video-card__title { font-family: var(--font-sans); font-weight: 600; font-size: 14.5px; color: var(--text-strong); }

/* ---------------------------------------------------------------
   Cross-link: Tech-Effector
   --------------------------------------------------------------- */
.pr-effector-band { position: relative; background: var(--graphite-900); color: #fff; overflow: hidden; }
.pr-effector-band__dotgrid { position: absolute; inset: 0; opacity: 0.4; background-image: radial-gradient(circle at 1px 1px, rgba(255,255,255,0.06) 1px, transparent 0); background-size: 26px 26px; }
.pr-effector-band__grid { position: relative; max-width: var(--container-max); margin: 0 auto; padding: 72px var(--gutter); display: grid; grid-template-columns: 1.3fr 1fr; gap: 48px; align-items: center; }
.pr-effector-band__body { font-family: var(--font-sans); font-size: 1.0625rem; line-height: 1.6; color: var(--graphite-200); margin: 16px 0 28px; max-width: 52ch; }
.pr-effector-band__image {
  display: block; position: relative; aspect-ratio: 1 / 1; border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid rgba(255,255,255,0.14); background: linear-gradient(135deg, var(--graphite-800), var(--graphite-950));
}
.pr-effector-band__image img { width: 100%; height: 100%; object-fit: cover; display: block; }
.pr-effector-band__image img.is-hidden { display: none; }

@media (max-width: 760px) {
  .pr-effector-band__grid { grid-template-columns: 1fr; }
}

/* ---------------------------------------------------------------
   FAQ (native details/summary — no JS needed)
   --------------------------------------------------------------- */
.pr-faq-list { display: flex; flex-direction: column; gap: 10px; margin-top: 36px; }
.pr-faq { border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-bg); padding: 18px 20px; }
.pr-faq summary { cursor: pointer; list-style: none; display: flex; align-items: center; justify-content: space-between; gap: 16px; font-family: var(--font-sans); font-weight: 700; font-size: 16px; color: var(--text-strong); }
.pr-faq summary::-webkit-details-marker { display: none; }
.pr-faq__chevron { flex-shrink: 0; transition: transform 200ms var(--ease-standard); }
.pr-faq[open] .pr-faq__chevron { transform: rotate(180deg); }
.pr-faq p { font-family: var(--font-sans); font-size: 14.5px; line-height: 1.65; color: var(--text-body); margin: 14px 0 0; }
.pr-faq p a { color: var(--brand); font-weight: 600; text-decoration: none; }

/* ---------------------------------------------------------------
   About T-SIM modal
   --------------------------------------------------------------- */
.pr-tsim-modal .trs-modal__head { align-items: center; }
.pr-tsim-modal__brand { display: flex; align-items: center; gap: 14px; }
.pr-tsim-modal__logo { width: 52px; height: 52px; object-fit: contain; background: #fff; border-radius: var(--radius-md); border: 1px solid var(--color-border); padding: 4px; flex-shrink: 0; }
.pr-tsim-modal__logo.is-hidden { display: none; }
.pr-tsim-modal p { font-family: var(--font-sans); font-size: 15px; line-height: 1.65; color: var(--text-body); margin: 0 0 14px; }