/* ============================================================
   Manufacturing AI Solutions - shared site styles
   Component classes + responsive rules + motion.
   Design tokens live in tokens.css.
   ============================================================ */

html { scroll-behavior: smooth; }
body { margin: 0; background: #FFFFFF; -webkit-font-smoothing: antialiased; }
* { box-sizing: border-box; }
img { max-width: 100%; }

a { color: inherit; text-decoration: none; }
a.text-link { color: var(--mai-cobalt); }

/* Visible focus for keyboard users */
a:focus-visible, button:focus-visible, [tabindex]:focus-visible {
  outline: 3px solid var(--mai-gold);
  outline-offset: 2px;
  border-radius: 4px;
}
input:focus-visible, select:focus-visible, textarea:focus-visible { outline: none; }

/* -------- layout -------- */
.container { max-width: 1200px; margin: 0 auto; position: relative; }
.sec    { padding: 96px 32px; }
.sec-md { padding: 88px 32px; }
.sec-sm { padding: 80px 32px; }
.bg-white    { background: var(--mai-white); }
.bg-ghost    { background: var(--mai-ghost); }
.bg-navy     { background: var(--mai-navy); }
.bg-midnight { background: var(--mai-midnight); }

/* Anchor targets clear the sticky nav */
[id^="svc-"], #outcomes, #capabilities, #methods, #highway { scroll-margin-top: 76px; }

/* -------- typography helpers -------- */
.eyebrow {
  font-family: var(--font-body); font-weight: 700; font-size: 14px;
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--mai-cobalt); margin-bottom: 14px;
}
.eyebrow-gold { color: var(--mai-gold); }
h1, h2, h3 { font-family: var(--font-display); color: var(--mai-navy); }

/* -------- hero -------- */
.hero {
  background: linear-gradient(180deg, #0A0843 0%, rgba(10,8,67,0) 32%),
              linear-gradient(135deg, #0A0843 0%, #1A1878 55%, #0A0843 100%);
  position: relative; overflow: hidden;
}
.hero-glow {
  position: absolute; top: -120px; right: -120px;
  width: 480px; height: 480px; border-radius: 50%;
  background: radial-gradient(circle, rgba(255,193,7,0.10) 0%, transparent 65%);
}
.hero > .container { z-index: 1; }

/* MAI logomark watermark: supergraphic behind hero text.
   White fading 1% -> 3.5% left to right; never brighter.
   Ported verbatim from the approved Claude Design export (.mai-wm /
   .mai-wm-home): fixed sizes per breakpoint, anchored inside the band's
   top-right corner; centered and viewport-scaled on phones. Every hero
   uses the base mark; the home hero's is slightly larger. */
.hero-mark {
  position: absolute;
  z-index: 0;
  pointer-events: none;
  right: 48px; top: 48px;
  width: 820px; height: 385px;
  background: linear-gradient(90deg, rgba(255,255,255,0.01) 0%, rgba(255,255,255,0.035) 100%);
  -webkit-mask: url("../assets/logo-logomark-white.svg") no-repeat center / contain;
  mask: url("../assets/logo-logomark-white.svg") no-repeat center / contain;
}
.hero-mark--home { top: 59px; width: 922px; height: 433px; }
@media (min-width: 1920px) {
  .hero-mark { width: 880px; height: 413px; right: 64px; top: 44px; }
  .hero-mark--home { top: 55px; width: 990px; height: 465px; }
}
@media (max-width: 1439px) {
  .hero-mark { width: 720px; height: 338px; right: 40px; top: 55px; }
  .hero-mark--home { top: 68px; width: 810px; height: 380px; }
}
@media (max-width: 1023px) {
  .hero-mark { width: 660px; height: 310px; right: 28px; top: 59px; }
  .hero-mark--home { top: 72px; width: 742px; height: 349px; }
}
@media (max-width: 768px) {
  .hero-mark, .hero-mark--home {
    width: 109vw; height: 51.2vw;
    right: auto; left: 50%;
    top: calc(90px - 7.75vw);
    transform: translateX(-50%);
  }
  .hero-mark--home { top: calc(93px - 7.75vw); }
}

/* -------- icon mask --------
   The mask image is set inline on each element:
   style="-webkit-mask:url('assets/icons/x.svg') center / contain no-repeat;mask:url('…') …"
   Inline (not via a CSS variable) because Chrome resolves relative url()
   passed through var() against this stylesheet's path, breaking the icons. */
.mask { display: inline-block; }

/* -------- buttons -------- */
.btn {
  display: inline-block; font-family: var(--font-display); font-weight: 700;
  border-radius: 8px; cursor: pointer; border: none; text-align: center;
  transition: all 200ms cubic-bezier(0.2, 0.8, 0.2, 1);
}
.btn:active { transform: scale(0.97); }
.btn-gold { background: var(--mai-gold); color: var(--mai-navy); }
.btn-gold:hover { background: #E6AC06; transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-navy { background: var(--mai-navy); color: #FFFFFF; }
.btn-navy:hover { background: var(--mai-midnight); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-outline-light { background: transparent; color: #FFFFFF; border: 1.5px solid rgba(255,255,255,0.35); }
.btn-outline-light:hover { border-color: rgba(255,255,255,0.7); transform: translateY(-1px); }
.btn-outline-navy { background: #FFFFFF; color: var(--mai-navy); border: 1px solid var(--mai-navy); }
.btn-outline-navy:hover { background: var(--mai-navy); color: #FFFFFF; }

.arrow-link {
  display: inline-flex; align-items: center;
  font-family: var(--font-display); font-weight: 700; font-size: 14px;
  color: var(--mai-cobalt); cursor: pointer; white-space: nowrap;
  transition: all 200ms cubic-bezier(0.2, 0.8, 0.2, 1);
}
.arrow-link:hover { transform: translateX(3px); }
.arrow-link-gold { color: var(--mai-gold); }
.arrow-link-gold:hover { color: #E6AC06; }

/* -------- cards -------- */
.card {
  background: #FFFFFF; border: 1px solid var(--mai-ash); border-radius: 12px;
  transition: all 200ms cubic-bezier(0.2, 0.8, 0.2, 1);
}
.lift { transition: all 200ms cubic-bezier(0.2, 0.8, 0.2, 1); }
.lift:hover { box-shadow: var(--shadow-lg); transform: translateY(-2px); }
a.lift:active, .lift:active { transform: translateY(0) scale(0.99); }
.card.lift:hover { border-color: var(--mai-silver); }

/* glass cards on navy sections */
.glass {
  background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.10);
  border-radius: 12px;
  transition: all 200ms cubic-bezier(0.2, 0.8, 0.2, 1);
}
.glass-hover:hover { background: rgba(255,255,255,0.08); border-color: rgba(255,255,255,0.18); transform: translateY(-2px); }
.glass-hover-gold:hover {
  background: rgba(255,255,255,0.10); border-color: rgba(255,193,7,0.5);
  transform: translateY(-2px); box-shadow: var(--shadow-dark);
}
.glass-hover-gold:active { transform: scale(0.97); }

/* target chips (solutions) */
.chip-target {
  background: #FFFFFF; border: 1px solid var(--mai-mist); border-radius: 8px;
  padding: 9px 14px; font-family: var(--font-body); font-weight: 700;
  font-size: 13px; color: var(--mai-navy);
  transition: all 200ms cubic-bezier(0.2, 0.8, 0.2, 1);
}
.chip-target:hover { transform: translateY(-1px); box-shadow: var(--shadow-sm); border-color: var(--mai-ash); }

/* jump chips on dark heros */
.chip-jump {
  display: inline-block;
  background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.10);
  border-radius: 8px; padding: 10px 16px;
  font-family: var(--font-display); font-weight: 600; font-size: 13px;
  color: var(--mai-ice); cursor: pointer;
  transition: all 200ms cubic-bezier(0.2, 0.8, 0.2, 1);
}
.chip-jump:hover { border-color: rgba(255,193,7,0.5); color: #FFFFFF; transform: translateY(-1px); }

/* insights filter chips */
.chip-filter {
  background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.14);
  border-radius: 8px; padding: 9px 15px;
  font-family: var(--font-display); font-weight: 600; font-size: 12.5px;
  color: var(--mai-ice); cursor: pointer;
  transition: all 200ms cubic-bezier(0.2, 0.8, 0.2, 1);
}
.chip-filter:hover { border-color: rgba(255,193,7,0.5); color: #FFFFFF; transform: translateY(-1px); }
.chip-filter.active {
  background: var(--mai-gold); border-color: var(--mai-gold);
  font-weight: 700; color: var(--mai-navy);
}
.chip-filter.active:hover { background: #E6AC06; box-shadow: var(--shadow-md); }
.filter-hidden { display: none !important; }

/* -------- nav -------- */
.nav-wrap { position: sticky; top: 0; z-index: 50; background: #0A0843; }
.nav-inner {
  max-width: 1200px; margin: 0 auto; padding: 15px 32px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.nav-logo { height: 30px; display: block; cursor: pointer; }
.nav-links { display: flex; gap: 28px; align-items: center; }
.nav-link {
  position: relative; font-family: var(--font-display); font-weight: 600;
  font-size: 14px; color: #FFFFFF; cursor: pointer;
  transition: color 180ms cubic-bezier(0.2, 0.8, 0.2, 1);
}
.nav-link:hover { color: var(--mai-gold); }
.nav-link.active::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -7px;
  height: 2px; background: var(--mai-gold);
}
.nav-cta { font-size: 13px; padding: 11px 22px; }
.nav-burger {
  display: none; flex-direction: column; gap: 4px; padding: 10px;
  cursor: pointer; background: none; border: none;
}
.nav-burger span { display: block; width: 20px; height: 2px; background: #FFFFFF; transition: all 200ms cubic-bezier(0.2,0.8,0.2,1); }
.mobile-menu {
  display: none; position: absolute; top: 100%; left: 0; right: 0;
  background: #0A0843; border-bottom: 1px solid rgba(255,255,255,0.12);
  box-shadow: var(--shadow-lg); flex-direction: column; padding: 8px 20px 16px;
}
.mobile-menu.open { display: flex; }
.mobile-link {
  font-family: var(--font-display); font-weight: 600; font-size: 16px;
  color: #FFFFFF; padding: 14px 4px;
  border-bottom: 1px solid rgba(255,255,255,0.10); cursor: pointer;
  transition: color 180ms cubic-bezier(0.2, 0.8, 0.2, 1);
}
.mobile-link:hover { color: var(--mai-gold); }
.mobile-cta { margin-top: 14px; font-size: 14px; padding: 13px 22px; display: block; }

/* -------- FAQ accordion -------- */
.faq-list { border-top: 1px solid var(--mai-ash); }
.faq-item { border-bottom: 1px solid var(--mai-ash); }
.faq-q {
  width: 100%; background: none; border: none; text-align: left;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  padding: 22px 4px; cursor: pointer;
}
.faq-q-text {
  font-family: var(--font-display); font-weight: 700; font-size: 17px;
  line-height: 1.4; color: var(--mai-navy);
  transition: color 200ms cubic-bezier(0.2, 0.8, 0.2, 1);
}
.faq-q:hover .faq-q-text { color: var(--mai-cobalt); }
.faq-icon {
  font-family: var(--font-body); font-weight: 300; font-size: 24px;
  line-height: 1; color: var(--mai-cobalt); flex-shrink: 0;
  transition: transform 200ms cubic-bezier(0.2, 0.8, 0.2, 1);
}
.faq-a {
  display: none;
  font-family: var(--font-body); font-size: 14.5px; line-height: 1.7;
  color: var(--mai-graphite); margin: 0; padding: 0 48px 24px 4px; max-width: 640px;
}
.faq-item.open .faq-a { display: block; }

/* -------- forms -------- */
.field-label {
  display: block; font-family: var(--font-body); font-weight: 600;
  font-size: 12.5px; color: var(--mai-graphite); margin-bottom: 6px;
}
.field-input {
  width: 100%; box-sizing: border-box; padding: 12px 14px;
  border: 1px solid var(--mai-ash); border-radius: 8px;
  font-family: var(--font-body); font-size: 14.5px;
  color: var(--mai-ink); background: #FFFFFF;
  transition: border-color 150ms ease-out, box-shadow 150ms ease-out;
}
.field-input:focus { border-color: var(--mai-cobalt); box-shadow: 0 0 0 4px rgba(59,93,201,0.20); outline: none; }
.field-error { font-family: var(--font-body); font-size: 12px; color: var(--mai-carmine-600); margin-top: 6px; }
.req { color: var(--mai-carmine-600); }

/* -------- footer -------- */
.footer { background: var(--mai-midnight); padding: 64px 32px 32px; }
.f-head {
  font-family: var(--font-body); font-weight: 700; font-size: 12px;
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--mai-gold); margin-bottom: 16px;
}
.f-link {
  font-family: var(--font-body); font-size: 13px; color: var(--mai-ghost);
  cursor: pointer; transition: color 180ms ease-out;
}
.f-link:hover { color: #FFFFFF; }
.f-social {
  width: 36px; height: 36px; display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.10);
  border-radius: 8px; cursor: pointer;
  transition: all 200ms cubic-bezier(0.2, 0.8, 0.2, 1);
}
.f-social:hover { background: rgba(255,255,255,0.10); border-color: rgba(255,193,7,0.30); transform: translateY(-1px); }

/* -------- reveal-on-scroll (fail-visible: content shows without JS) -------- */
[data-reveal] {
  transition: opacity 320ms cubic-bezier(0.2, 0.8, 0.2, 1),
              transform 320ms cubic-bezier(0.2, 0.8, 0.2, 1);
}
[data-reveal].rv-pre { opacity: 0; transform: translateY(14px); }

/* -------- responsive (matches the design's 768px breakpoint) -------- */
@media (max-width: 768px) {
  .rsp-hide { display: none !important; }
  .nav-burger { display: flex !important; }
  .rsp-1 { grid-template-columns: 1fr !important; }
  .rsp-2 { grid-template-columns: repeat(2, 1fr) !important; }
  .sec, .sec-md, .sec-sm { padding: 56px 20px !important; }
  .rsp-hero { padding-left: 20px !important; padding-right: 20px !important; padding-top: 64px !important; }
  .rsp-d1 { font-size: 40px !important; }
  .rsp-d2 { font-size: 30px !important; }
  .rsp-stack { flex-direction: column !important; align-items: flex-start !important; }
  .rsp-ctapad { padding: 40px 28px !important; }
}

/* -------- reduced motion: everything visible, animation off -------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
  [data-reveal], [data-reveal].rv-pre { opacity: 1 !important; transform: none !important; }
  .lift:hover, .glass-hover:hover, .glass-hover-gold:hover,
  .btn-gold:hover, .btn-navy:hover, .btn-outline-light:hover,
  .chip-target:hover, .chip-jump:hover, .chip-filter:hover,
  .arrow-link:hover, .f-social:hover { transform: none !important; }
}