/* ============================================================
   FERROVEX MEDIA — Global Stylesheet
   Iron and Motion.
   ============================================================ */

:root {
  /* Brand colors — sampled from the production logo */
  --fx-blue: #1F5BFF;
  --fx-purple: #6B4BFF;
  --fx-navy: #101A3B;
  --fx-ink: #0B0B0B;
  --fx-white: #FFFFFF;

  --fx-gradient: linear-gradient(135deg, var(--fx-blue) 0%, var(--fx-purple) 100%);

  /* Working theme: dark, cinematic */
  --bg: #0A0C14;
  --bg-elevated: #10131F;
  --bg-elevated-2: #161A2A;
  --line: rgba(255, 255, 255, 0.10);
  --line-strong: rgba(255, 255, 255, 0.18);
  --text: #F3F4F8;
  --text-dim: rgba(243, 244, 248, 0.68);
  --text-faint: rgba(243, 244, 248, 0.42);

  --radius: 2px;
  --container: 1320px;
  --gutter: clamp(20px, 5vw, 64px);

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --font-display: 'Space Grotesk', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection { background: var(--fx-blue); color: #fff; }

img, video { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0 0 0.4em;
}

h1 { font-size: clamp(2.6rem, 6vw, 5.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.4rem); }
h3 { font-size: clamp(1.3rem, 2.2vw, 1.8rem); }
p { margin: 0 0 1em; color: var(--text-dim); }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 18px;
}
.eyebrow::before {
  content: '';
  width: 28px;
  height: 1px;
  background: var(--fx-gradient);
}

.gradient-text {
  background: var(--fx-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 32px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.4s var(--ease), background 0.3s, border-color 0.3s, color 0.3s;
  white-space: nowrap;
}
.btn-primary {
  background: var(--fx-gradient);
  color: #fff;
}
.btn-primary:hover { transform: translateY(-2px); }
.btn-outline {
  background: transparent;
  border-color: var(--line-strong);
  color: var(--text);
}
.btn-outline:hover {
  border-color: var(--fx-blue);
  background: rgba(31, 91, 255, 0.08);
}
.btn-sm { padding: 12px 22px; font-size: 0.8rem; }

/* ---------- Nav ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 22px 0;
  transition: background 0.3s, padding 0.3s, border-color 0.3s;
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
  background: rgba(10, 12, 20, 0.86);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding: 14px 0;
  border-bottom-color: var(--line);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.nav-logo { display: flex; align-items: center; height: 38px; flex-shrink: 0; }
.nav-logo img { height: 100%; width: auto; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
  margin: 0; padding: 0;
}
.nav-links a {
  font-size: 0.86rem;
  font-weight: 500;
  color: var(--text-dim);
  position: relative;
  padding: 4px 0;
  display: inline-block;
}
.nav-links a.is-active::after {
  content: '';
  position: absolute;
  left: 0; bottom: -2px;
  width: 100%; height: 1px;
  background: var(--fx-gradient);
}

/* Seamless text-swap hover: two stacked copies of the label, the second
   tinted with the brand gradient, revealed by sliding the row up on hover. */
.nav-swap {
  display: inline-block;
  overflow: hidden;
  height: 1.3em;
  vertical-align: top;
}
.nav-swap-row {
  display: flex;
  flex-direction: column;
  transition: transform 0.5s var(--ease);
}
.nav-swap-text {
  display: block;
  height: 1.3em;
  line-height: 1.3em;
  color: var(--text-dim);
}
.nav-swap-text--alt {
  background: var(--fx-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.nav-links a:hover .nav-swap-row,
.nav-links a.is-active .nav-swap-row {
  transform: translateY(-50%);
}
.nav-cta { display: flex; align-items: center; gap: 18px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  width: 22px; height: 1.5px;
  background: var(--text);
  transition: transform 0.3s, opacity 0.3s;
}

@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-cta .btn-outline { display: none; }
  .nav-toggle { display: flex; }
}

.mobile-menu {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 999;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  overflow-y: auto;
  padding: 110px var(--gutter) 48px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(-16px);
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease), visibility 0s linear 0.35s;
}
.mobile-menu.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease), visibility 0s linear 0s;
}
.mobile-menu ul { list-style: none; margin: 0; padding: 0; }
.mobile-menu li { border-bottom: 1px solid var(--line); }
.mobile-menu a {
  display: block;
  padding: 16px 0;
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 600;
}
.mobile-menu .btn { margin-top: 32px; }

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 80px 0 32px;
  margin-top: 160px;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
  gap: 48px;
  padding-bottom: 56px;
  border-bottom: 1px solid var(--line);
}
.footer-brand img { height: 32px; margin-bottom: 18px; }
.footer-brand p { max-width: 320px; font-size: 0.92rem; }
.footer-col h4 {
  font-family: var(--font-body);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-faint);
  font-weight: 600;
  margin-bottom: 18px;
}
.footer-col ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 12px; }
.footer-col a { font-size: 0.92rem; color: var(--text-dim); transition: color 0.25s; }
.footer-col a:hover { color: var(--text); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 28px;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p { margin: 0; font-size: 0.82rem; color: var(--text-faint); }
.footer-bottom .legal-links { display: flex; gap: 24px; }
.footer-bottom .legal-links a { font-size: 0.82rem; color: var(--text-faint); }
.footer-bottom .legal-links a:hover { color: var(--text-dim); }

@media (max-width: 800px) {
  .footer-top { grid-template-columns: 1fr 1fr; }
}

/* ---------- Utility ---------- */
.reveal { opacity: 0; transform: translateY(32px); }
.section { padding: 140px 0; }
.section-sm { padding: 80px 0; }
.divider { height: 1px; background: var(--line); border: none; margin: 0; }
.center { text-align: center; }

.tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 6px 12px;
  border: 1px solid var(--line-strong);
  border-radius: 100px;
  color: var(--text-dim);
}

.hero-bg-glow {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 60% 50% at 70% 0%, rgba(107, 75, 255, 0.22), transparent 60%),
    radial-gradient(ellipse 50% 40% at 10% 20%, rgba(31, 91, 255, 0.16), transparent 60%);
}

/* Rotating hero backdrop — placeholder frames today (large faint category
   labels), built so a real photo/video can drop into each .hero-media-frame
   later without touching the markup or timing logic. */
.hero-media {
  position: absolute;
  inset: 0;
  z-index: -2;
  overflow: hidden;
  background: var(--bg);
}
.hero-media-frame {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  opacity: 0;
  transition: opacity 1.6s ease;
}
.hero-media-frame.is-active { opacity: 1; }
.hero-media-frame:nth-child(1) { background: radial-gradient(ellipse 70% 60% at 80% 30%, rgba(31, 91, 255, 0.16), transparent 65%); }
.hero-media-frame:nth-child(2) { background: radial-gradient(ellipse 70% 60% at 75% 70%, rgba(107, 75, 255, 0.16), transparent 65%); }
.hero-media-frame:nth-child(3) { background: radial-gradient(ellipse 70% 60% at 85% 20%, rgba(31, 91, 255, 0.14), transparent 65%); }
.hero-media-frame:nth-child(4) { background: radial-gradient(ellipse 70% 60% at 70% 80%, rgba(107, 75, 255, 0.14), transparent 65%); }
.hero-media-label {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 11vw, 9rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: rgba(255, 255, 255, 0.055);
  white-space: nowrap;
  padding-right: clamp(24px, 6vw, 96px);
}
@media (prefers-reduced-motion: reduce) {
  .hero-media-frame { transition: none; }
}
@media (max-width: 900px) {
  .hero-media-label { display: none; }
}

.page-hero {
  padding: 200px 0 100px;
  position: relative;
}

.breadcrumb {
  font-size: 0.82rem;
  color: var(--text-faint);
  margin-bottom: 24px;
}
.breadcrumb a:hover { color: var(--text-dim); }

/* ============================================================
   Page-specific components
   ============================================================ */

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 220px 0 140px;
  min-height: 92vh;
  display: flex;
  align-items: center;
}
.hero-inner { max-width: 920px; }
.hero-sub {
  font-size: clamp(1.05rem, 1.6vw, 1.3rem);
  line-height: 1.55;
  max-width: 720px;
  margin-bottom: 36px;
}
.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-cta.center { justify-content: center; }

/* ---------- Stats ---------- */
.stats-section { padding: 60px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}
.stat-num {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  background: var(--fx-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.stat-label {
  font-size: 0.82rem;
  color: var(--text-faint);
  letter-spacing: 0.04em;
  margin-top: 6px;
}
@media (max-width: 700px) { .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 36px; } }

.section-sub {
  font-size: clamp(1rem, 1.4vw, 1.1rem);
  color: var(--text-dim);
  max-width: 560px;
  margin-top: -6px;
}
.pillars-section .section-sub,
.pillars-section h2 { margin-bottom: 0; }
.pillars-section .pillars-grid { margin-top: 40px; }

/* ---------- Pillars ---------- */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-top: 56px;
}
.pillar-card {
  background: var(--bg);
  padding: 56px;
  position: relative;
  transition: background 0.4s;
  min-height: 280px;
  display: flex;
  flex-direction: column;
}
.pillar-card:hover { background: var(--bg-elevated); }
.pillar-number {
  font-family: var(--font-display);
  font-size: 0.85rem;
  color: var(--text-faint);
  letter-spacing: 0.1em;
}
.pillar-card h3 { margin-top: 20px; }
.pillar-card p { flex: 1; }
.pillar-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--fx-blue);
}
@media (max-width: 760px) {
  .pillars-grid { grid-template-columns: 1fr; }
  .pillar-card { padding: 40px 28px; }
}

/* ---------- CTA section ---------- */
.cta-section { border-top: 1px solid var(--line); }
.center-eyebrow { justify-content: center; }
.center-eyebrow::before { display: none; }
.cta-sub { max-width: 520px; margin: 0 auto 28px; }

/* ---------- Services / pillar detail ---------- */
.services-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.3fr;
  gap: 64px;
  align-items: start;
}
.check-list { list-style: none; margin: 24px 0 0; padding: 0; display: flex; flex-direction: column; gap: 14px; }
.check-list li {
  padding-left: 28px;
  position: relative;
  font-size: 0.95rem;
  color: var(--text-dim);
}
.check-list li::before {
  content: '';
  position: absolute;
  left: 0; top: 7px;
  width: 14px; height: 1px;
  background: var(--fx-gradient);
}
.media-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.media-placeholder {
  aspect-ratio: 4/5;
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-faint);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
@media (max-width: 860px) {
  .services-grid { grid-template-columns: 1fr; }
  .media-grid { grid-template-columns: repeat(3, 1fr); }
}

.other-pillars { border-top: 1px solid var(--line); }
.other-pillars-grid { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 24px; }
.other-pillar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 22px;
  border: 1px solid var(--line-strong);
  font-weight: 600;
  font-size: 0.9rem;
  transition: border-color 0.3s, background 0.3s;
}
.other-pillar span { color: var(--text-faint); font-size: 0.8rem; }
.other-pillar:hover { border-color: var(--fx-blue); background: rgba(31,91,255,0.08); }

/* ---------- About ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  gap: 64px;
}
.lede { font-size: 1.2rem; color: var(--text); }
.about-stats { display: flex; flex-direction: column; gap: 32px; }
@media (max-width: 860px) { .about-grid { grid-template-columns: 1fr; } }

/* ---------- Events two-col ---------- */
.two-col-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.info-card {
  border: 1px solid var(--line);
  padding: 44px;
  background: var(--bg-elevated);
}
.info-card h3 { margin-top: 14px; }
@media (max-width: 760px) { .two-col-cards { grid-template-columns: 1fr; } }

/* ---------- Steps (book page) ---------- */
.steps-list { list-style: none; margin: 0; padding: 0; max-width: 760px; }
.steps-list li {
  display: flex;
  gap: 28px;
  padding: 32px 0;
  border-bottom: 1px solid var(--line);
}
.steps-list li:first-child { padding-top: 0; }
.step-num {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--text-faint);
  flex-shrink: 0;
  width: 40px;
}

/* ---------- Pricing ---------- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.price-card {
  border: 1px solid var(--line);
  padding: 36px;
  background: var(--bg-elevated);
}
.price-tag { display: flex; align-items: baseline; gap: 8px; margin: 10px 0 14px; }
.price-amt { font-family: var(--font-display); font-size: 2rem; font-weight: 700; }
.price-unit { color: var(--text-faint); font-size: 0.9rem; }
.retainer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
  align-items: stretch;
}
.retainer-card {
  position: relative;
  border: 1px solid var(--line);
  background: var(--bg-elevated);
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
}
.retainer-card .btn { margin-top: auto; align-self: flex-start; }
.retainer-card .tag { margin-bottom: 4px; }
.retainer-desc { font-size: 0.9rem; color: var(--text-dim); margin-bottom: 4px; }
.retainer-card .check-list { margin-bottom: 28px; }
.retainer-card.is-featured {
  border-color: var(--fx-blue);
  background: linear-gradient(180deg, rgba(31,91,255,0.10), rgba(107,75,255,0.05));
  transform: scale(1.03);
}
.retainer-badge {
  position: absolute;
  top: -13px; left: 32px;
  background: var(--fx-gradient);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 5px 14px;
  border-radius: 100px;
}
@media (max-width: 960px) {
  .retainer-grid { grid-template-columns: 1fr; }
  .retainer-card.is-featured { transform: none; }
}

.retainer-footnote {
  margin-top: 20px;
  font-size: 0.85rem;
  color: var(--text-faint);
  max-width: 640px;
}

.custom-quote-card {
  margin-top: 32px;
  border: 1px dashed var(--line-strong);
  padding: 32px 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.custom-quote-card h4 { margin-bottom: 6px; }
.custom-quote-card p { margin: 0; max-width: 480px; font-size: 0.92rem; }
.note-list { list-style: none; padding: 0; margin: 20px 0 0; display: flex; flex-direction: column; gap: 14px; max-width: 760px; }
.note-list li { padding-left: 24px; position: relative; font-size: 0.92rem; color: var(--text-dim); }
.note-list li::before { content: '—'; position: absolute; left: 0; color: var(--text-faint); }
@media (max-width: 760px) { .pricing-grid { grid-template-columns: 1fr; } }

/* ---------- FAQ ---------- */
.faq-list { max-width: 820px; }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-q {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: none;
  border: none;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1.05rem;
  font-weight: 600;
  text-align: left;
  padding: 26px 0;
  cursor: pointer;
}
.faq-icon { font-size: 1.3rem; color: var(--text-faint); transition: transform 0.3s; flex-shrink: 0; margin-left: 20px; }
.faq-item.is-open .faq-icon { transform: rotate(45deg); }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease);
}
.faq-a p { padding-bottom: 26px; margin: 0; }

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.contact-card {
  border: 1px solid var(--line);
  padding: 36px;
  background: var(--bg-elevated);
}
.contact-card h4 {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 14px;
}
.contact-email { font-size: 1.1rem; font-weight: 600; color: var(--fx-blue); word-break: break-word; }
.social-links { display: flex; gap: 20px; }
.social-links a { font-weight: 600; color: var(--text); }
.social-links a:hover { color: var(--fx-blue); }
@media (max-width: 860px) { .contact-grid { grid-template-columns: 1fr; } }

/* ---------- Legal ---------- */
.legal-body { max-width: 760px; }
.legal-body h3 { margin-top: 40px; }