/* =========================================
   AESI WEBSITE — DESIGN TOKENS & GLOBALS
   ========================================= */

:root {
  /* Colors */
  --bg: #ffffff;
  --surface: #f8fafc;
  --surface-2: #f1f5f9;
  --text: #0f172a;
  --muted: #475569;
  /* Brand: derived from the AESI logo / PPT slide 1 — #FF6600 vivid orange-red.
     --brand is the button-safe shade (passes WCAG AA with white text);
     --brand-hot is the pure logo color for accents on light/dark backgrounds. */
  --brand: #e55500;
  --brand-deep: #b84500;
  --brand-light: #ff8533;
  --brand-hot: #ff6600;
  --border: #e5e7eb;
  --border-strong: #cbd5e1;

  /* Typography */
  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  /* Fluid spacing scale */
  --space-xs: clamp(0.4rem, 0.3rem + 0.4vw, 0.6rem);
  --space-sm: clamp(0.6rem, 0.5rem + 0.6vw, 1rem);
  --space-md: clamp(1rem, 0.8rem + 1.2vw, 2rem);
  --space-lg: clamp(2rem, 1.5rem + 2.5vw, 4rem);
  --space-xl: clamp(3rem, 2rem + 5vw, 7rem);

  /* Fluid type */
  --fs-eyebrow: clamp(0.7rem, 0.65rem + 0.2vw, 0.8rem);
  --fs-body: clamp(0.95rem, 0.9rem + 0.2vw, 1.05rem);
  --fs-lead: clamp(1.05rem, 1rem + 0.4vw, 1.25rem);
  --fs-h3: clamp(1.15rem, 1rem + 0.8vw, 1.5rem);
  --fs-h2: clamp(1.5rem, 1.2rem + 1.5vw, 2.5rem);
  --fs-h1: clamp(2rem, 1.5rem + 3vw, 4rem);

  /* Layout */
  --container: min(1200px, 100% - 2rem);
  --radius: 6px;
  --radius-lg: 12px;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 6px 24px rgba(15, 23, 42, 0.08);

  /* Transitions */
  --t: 200ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset */
*,
*::before,
*::after {
  box-sizing: border-box;
}

@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  color: var(--text);
  background: var(--bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--brand);
  text-decoration: none;
  transition: color var(--t);
}

a:hover {
  color: var(--brand-deep);
}

button {
  font-family: inherit;
  cursor: pointer;
  border: 0;
  background: none;
}

:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 3px;
  border-radius: 2px;
}

h1, h2, h3, h4 {
  margin: 0;
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

p {
  margin: 0;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

/* Utility: page wrapper */
.container {
  width: var(--container);
  margin-inline: auto;
}

/* Utility: section vertical rhythm */
.section {
  padding-block: var(--space-xl);
}

.section--surface {
  background: var(--surface);
}

/* Utility: eyebrow label */
.eyebrow {
  font-size: var(--fs-eyebrow);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--brand);
}

/* Utility: muted text */
.muted {
  color: var(--muted);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4em;
  padding: 0.75em 1.4em;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: var(--fs-body);
  transition: background var(--t), color var(--t), transform var(--t);
}

.btn--primary {
  background: var(--brand);
  color: white;
}

.btn--primary:hover {
  background: var(--brand-deep);
  color: white;
  transform: translateY(-1px);
}

.btn--secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border-strong);
}

.btn--secondary:hover {
  background: var(--surface);
  color: var(--text);
}

/* Reveal-on-scroll initial state (JS toggles .is-visible).
   Wrapped in prefers-reduced-motion so users with reduced-motion get content
   immediately, and a JS-disabled / no-JS fallback still shows content. */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 600ms ease, transform 600ms ease;
  }
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* =========================================
   NAV
   ========================================= */

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(8px);
  -webkit-backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--border);
}

.nav__inner {
  width: var(--container);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 0.9rem;
  gap: var(--space-md);
}

.nav__logo {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}

.nav__logo img {
  display: block;
  height: clamp(2.4rem, 2vw + 1.6rem, 3.6rem);
  width: auto;
  object-fit: contain;
}

.nav__links {
  display: none; /* shown >= 768px */
  gap: var(--space-md);
  align-items: center;
}

.nav__links a {
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 500;
}

.nav__links a:hover {
  color: var(--brand);
}

.nav__cta {
  display: none; /* shown >= 768px */
}

.nav__toggle {
  display: inline-flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.5rem;
}

.nav__toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  transition: transform var(--t), opacity var(--t);
}

@media (prefers-reduced-motion: reduce) {
  .nav__toggle span {
    transition: opacity var(--t);
  }
}

.nav__toggle.is-open span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.nav__toggle.is-open span:nth-child(2) {
  opacity: 0;
}
.nav__toggle.is-open span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.nav__mobile {
  display: none;
  flex-direction: column;
  padding: var(--space-md);
  gap: var(--space-sm);
  background: var(--bg);
  border-top: 1px solid var(--border);
}

.nav__mobile.is-open {
  display: flex;
}

.nav__mobile a {
  color: var(--text);
  font-weight: 500;
  padding-block: 0.4rem;
}

@media (min-width: 768px) {
  .nav__links,
  .nav__cta {
    display: inline-flex;
  }

  .nav__toggle {
    display: none;
  }

  .nav__mobile {
    display: none !important;
  }
}

/* =========================================
   FOOTER
   ========================================= */

.footer {
  background: var(--text);
  color: rgba(255, 255, 255, 0.72);
  padding-block: var(--space-lg);
  margin-top: var(--space-xl);
}

.footer__inner {
  width: var(--container);
  margin-inline: auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(220px, 100%), 1fr));
  gap: var(--space-lg);
}

.footer h4 {
  color: white;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: var(--space-sm);
}

.footer__col p,
.footer__col a {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.72);
  line-height: 1.7;
}

.footer__col a:hover {
  color: white;
}

.footer__bottom {
  width: var(--container);
  margin-inline: auto;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.5);
}

/* =========================================
   HERO
   ========================================= */

.hero {
  padding-block: var(--space-xl);
  background:
    radial-gradient(ellipse at 80% 0%, rgba(255, 102, 0, 0.08), transparent 50%),
    linear-gradient(180deg, #fff8f3 0%, #ffffff 100%);
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  align-items: center;
}

.hero__tagline {
  display: inline-flex;
  align-items: center;
  font-size: 1rem;
  font-weight: 600;
  font-style: italic;
  color: var(--brand-hot);
  letter-spacing: 0.01em;
  margin-bottom: var(--space-sm);
}

.hero__title {
  font-size: var(--fs-h1);
  font-weight: 700;
  margin-block: var(--space-sm) var(--space-md);
  letter-spacing: -0.02em;
  max-width: 18ch;
}

.hero__title em {
  font-style: normal;
  color: var(--brand);
  position: relative;
  background-image: linear-gradient(120deg, var(--brand-hot) 0%, var(--brand) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero__lead {
  font-size: var(--fs-lead);
  color: var(--muted);
  max-width: 50ch;
}

.hero__ctas {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-top: var(--space-md);
}

.hero__media {
  aspect-ratio: 16 / 11;
  background: var(--surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@media (min-width: 900px) {
  .hero__inner {
    grid-template-columns: 1.1fr 1fr;
  }
}

/* =========================================
   STAT STRIP
   ========================================= */

.stat-strip {
  background: var(--text);
  color: white;
  padding-block: var(--space-lg);
}

.stat-strip__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(180px, 100%), 1fr));
  gap: var(--space-md);
}

.stat {
  border-left: 2px solid var(--brand-light);
  padding-left: var(--space-sm);
}

.stat__num {
  font-size: clamp(1.8rem, 1.2rem + 2.5vw, 3rem);
  font-weight: 700;
  color: white;
  letter-spacing: -0.02em;
  line-height: 1;
}

.stat__label {
  margin-top: var(--space-xs);
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.65);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* =========================================
   CAPABILITIES
   ========================================= */

.capabilities {
  padding-block: var(--space-xl);
}

.capabilities__header {
  margin-bottom: var(--space-lg);
  max-width: 70ch;
}

.capabilities__header h2 {
  font-size: var(--fs-h2);
  margin-block: var(--space-sm) var(--space-sm);
}

.capabilities__header p {
  color: var(--muted);
  font-size: var(--fs-lead);
}

.capability {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  align-items: stretch;
  margin-bottom: var(--space-md);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg);
  transition: box-shadow var(--t), transform var(--t);
}

.capability:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.capability__media {
  aspect-ratio: 4 / 3;
  background: var(--surface);
  overflow: hidden;
  position: relative;
}

.capability__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 400ms ease;
}

.capability:hover .capability__media img {
  transform: scale(1.03);
}

.capability__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(15, 23, 42, 0.5) 100%);
  pointer-events: none;
}

.capability__num {
  position: absolute;
  bottom: var(--space-sm);
  left: var(--space-sm);
  z-index: 1;
  color: white;
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  font-weight: 700;
}

.capability__body {
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-sm);
}

.capability__title {
  font-size: var(--fs-h3);
  font-weight: 600;
}

.capability__pitch {
  color: var(--muted);
}

.capability__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4em;
}

.capability__list li {
  background: var(--surface-2);
  color: var(--text);
  padding: 0.3em 0.8em;
  border-radius: 999px;
  font-size: 0.85rem;
}

.capability__link {
  margin-top: var(--space-sm);
  font-weight: 600;
  color: var(--brand);
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
}

.capability__link::after {
  content: "→";
  transition: transform var(--t);
}

.capability:hover .capability__link::after {
  transform: translateX(4px);
}

@media (prefers-reduced-motion: reduce) {
  .capability,
  .capability__media img,
  .capability__link::after {
    transition: none;
  }
}

@media (min-width: 768px) {
  .capability {
    grid-template-columns: 1fr 1fr;
    gap: 0;
  }

  .capability__body {
    padding: var(--space-lg);
  }

  /* Alternate direction on even rows */
  .capability:nth-child(even of .capability) .capability__media {
    order: 2;
  }
}

/* =========================================
   PROCESS STRIP
   ========================================= */

.process {
  padding-block: var(--space-xl);
  background: var(--surface);
}

.process__header {
  text-align: center;
  margin-bottom: var(--space-lg);
}

.process__header h2 {
  font-size: var(--fs-h2);
  margin-block: var(--space-sm) var(--space-sm);
}

.process__header p {
  color: var(--muted);
  max-width: 60ch;
  margin-inline: auto;
}

.process__steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(180px, 100%), 1fr));
  gap: var(--space-md);
  counter-reset: step;
}

.process__step {
  position: relative;
  padding: var(--space-md);
  background: var(--bg);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.process__step::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  font-weight: 700;
  color: var(--brand);
  margin-bottom: var(--space-xs);
}

.process__step h4 {
  font-size: 1.1rem;
  margin-bottom: var(--space-xs);
}

.process__step p {
  font-size: 0.9rem;
  color: var(--muted);
}

/* =========================================
   SECTORS
   ========================================= */

.sectors {
  padding-block: var(--space-xl);
}

.sectors__header {
  margin-bottom: var(--space-lg);
}

.sectors__header h2 {
  font-size: var(--fs-h2);
  margin-block: var(--space-sm) var(--space-sm);
}

.sectors__header p {
  color: var(--muted);
  max-width: 60ch;
}

.sectors__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(220px, 100%), 1fr));
  gap: var(--space-sm);
}

.sector {
  background: var(--text);
  color: white;
  padding: var(--space-md);
  border-radius: var(--radius);
  aspect-ratio: 3 / 2;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
  transition: transform var(--t);
}

.sector::after {
  content: "";
  position: absolute;
  inset: auto -20% -40% auto;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(255, 102, 0, 0.4), transparent 70%);
  pointer-events: none;
}

.sector:hover {
  transform: translateY(-3px);
}

@media (prefers-reduced-motion: reduce) {
  .sector { transition: none; }
}

.sector__num {
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: rgba(255, 255, 255, 0.5);
  font-weight: 700;
}

.sector__name {
  font-size: var(--fs-h3);
  font-weight: 600;
  z-index: 1;
}

/* =========================================
   FACILITY
   ========================================= */

.facility {
  padding-block: var(--space-xl);
  background:
    radial-gradient(ellipse at 20% 0%, rgba(255, 102, 0, 0.22), transparent 55%),
    radial-gradient(ellipse at 80% 100%, rgba(204, 69, 0, 0.22), transparent 55%),
    linear-gradient(180deg, #0f0d0a 0%, #1a1410 50%, #0f0d0a 100%);
  color: white;
  position: relative;
  overflow: hidden;
}

.facility__header {
  text-align: center;
  max-width: 60ch;
  margin-inline: auto;
  margin-bottom: var(--space-lg);
}

.facility__header h2 {
  font-size: var(--fs-h2);
  margin-block: var(--space-sm) var(--space-sm);
  color: white;
}

.facility__header p {
  color: rgba(255, 255, 255, 0.72);
}

.facility__header .eyebrow {
  color: var(--brand-light);
}

/* Facility slideshow — breaks out of the container for more visual presence */
.facility-slider {
  width: min(1400px, 100% - 2rem);
  margin-inline: auto;
  display: grid;
  gap: var(--space-md);
  position: relative;
  z-index: 1;
}

.facility-slider__stage {
  position: relative;
  aspect-ratio: 16 / 10;
  background: linear-gradient(135deg, #0f172a, #1e293b);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow:
    0 2px 4px rgba(0, 0, 0, 0.3),
    0 30px 80px -20px rgba(0, 0, 0, 0.55);
  isolation: isolate;
}

.facility-slider__track {
  position: absolute;
  inset: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.facility-slider__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 800ms ease;
}

.facility-slider__slide.is-active {
  opacity: 1;
  visibility: visible;
  z-index: 1;
}

.facility-slider__slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  will-change: transform;
}

/* Ken Burns: slow zoom + drift on the active slide, alternating direction */
@media (prefers-reduced-motion: no-preference) {
  .facility-slider__slide.is-active img {
    animation: ken-burns 7s ease-out both;
  }
  .facility-slider__slide:nth-child(even).is-active img {
    animation-name: ken-burns-alt;
  }
}

@keyframes ken-burns {
  from { transform: scale(1) translate3d(0, 0, 0); }
  to   { transform: scale(1.09) translate3d(-1.2%, -1%, 0); }
}

@keyframes ken-burns-alt {
  from { transform: scale(1) translate3d(0, 0, 0); }
  to   { transform: scale(1.09) translate3d(1.2%, 1%, 0); }
}

@media (prefers-reduced-motion: reduce) {
  .facility-slider__slide { transition: none; }
}

/* Bottom gradient adds depth and protects the counter / progress bar */
.facility-slider__stage::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 35%;
  background: linear-gradient(180deg, transparent 0%, rgba(8, 12, 22, 0.75) 100%);
  pointer-events: none;
  z-index: 2;
}

.facility-slider__nav {
  position: absolute;
  top: 50%;
  z-index: 3;
  transform: translateY(-50%);
  width: 3rem;
  height: 3rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  color: white;
  font-size: 1.8rem;
  line-height: 1;
  font-weight: 300;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background var(--t), transform var(--t), border-color var(--t);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  backdrop-filter: saturate(140%) blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.facility-slider__nav:hover {
  background: rgba(255, 255, 255, 0.22);
  border-color: rgba(255, 255, 255, 0.35);
  transform: translateY(-50%) scale(1.08);
}

@media (prefers-reduced-motion: reduce) {
  .facility-slider__nav { transition: none; }
  .facility-slider__nav:hover { transform: translateY(-50%); }
}

.facility-slider__nav--prev { left: var(--space-md); }
.facility-slider__nav--next { right: var(--space-md); }

.facility-slider__counter {
  position: absolute;
  bottom: calc(var(--space-md) + 8px);
  left: var(--space-md);
  z-index: 3;
  color: white;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.5);
}

.facility-slider__counter strong {
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: 0;
  margin-right: 0.3rem;
}

.facility-slider__counter span {
  opacity: 0.65;
}

/* Progress bar — fills over 5s, pauses with the slider */
.facility-slider__progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: rgba(255, 255, 255, 0.16);
  z-index: 3;
  pointer-events: none;
  overflow: hidden;
}

.facility-slider__progress-bar {
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, var(--brand-hot), #fbbf24);
  transform: scaleX(0);
  transform-origin: left center;
}

.facility-slider.is-playing .facility-slider__progress-bar {
  animation: facility-progress 5000ms linear forwards;
}

.facility-slider.is-paused .facility-slider__progress-bar {
  animation-play-state: paused;
}

@keyframes facility-progress {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}

@media (prefers-reduced-motion: reduce) {
  .facility-slider__progress { display: none; }
}

.facility-slider__thumbs {
  display: flex;
  flex-wrap: nowrap;
  justify-content: center;
  gap: var(--space-sm);
  overflow-x: auto;
  padding: var(--space-xs) 0.2rem;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.25) transparent;
  -webkit-overflow-scrolling: touch;
}

/* On narrow screens, switch back to left-aligned so scroll affordance is visible */
@media (max-width: 700px) {
  .facility-slider__thumbs {
    justify-content: flex-start;
  }
}

.facility-slider__thumb {
  /* Override the section's white text color so img alt fallback isn't off */
  color: white;
}

.facility-slider__thumb {
  flex: 0 0 auto;
  position: relative;
  width: clamp(80px, 11vw, 140px);
  aspect-ratio: 4 / 3;
  padding: 0;
  border: 2px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius);
  overflow: hidden;
  background: transparent;
  cursor: pointer;
  transition: border-color var(--t), transform var(--t), box-shadow var(--t), filter var(--t), opacity var(--t);
  filter: brightness(0.7) saturate(0.7);
  opacity: 0.85;
}

.facility-slider__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--t);
}

.facility-slider__thumb:hover {
  filter: none;
  opacity: 1;
  transform: translateY(-3px);
  border-color: rgba(255, 255, 255, 0.4);
  box-shadow: 0 10px 24px -8px rgba(0, 0, 0, 0.5);
}

.facility-slider__thumb:hover img {
  transform: scale(1.06);
}

.facility-slider__thumb::after {
  content: attr(data-num);
  position: absolute;
  top: 0.3rem;
  left: 0.4rem;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: white;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.7);
  opacity: 0.85;
}

.facility-slider__thumb.is-active {
  border-color: var(--brand-hot);
  filter: none;
  opacity: 1;
  box-shadow: 0 8px 24px -6px rgba(255, 102, 0, 0.55);
}

@media (prefers-reduced-motion: reduce) {
  .facility-slider__thumb { transition: none; }
  .facility-slider__thumb:hover { transform: none; }
}

@media (max-width: 600px) {
  .facility-slider__nav {
    width: 2.25rem;
    height: 2.25rem;
    font-size: 1.2rem;
  }
}

/* =========================================
   CONTACT
   ========================================= */

.contact {
  padding-block: var(--space-xl);
}

.contact__header {
  text-align: center;
  margin-bottom: var(--space-lg);
  max-width: 60ch;
  margin-inline: auto;
}

.contact__header h2 {
  font-size: var(--fs-h2);
  margin-block: var(--space-sm) var(--space-sm);
}

.contact__header p {
  color: var(--muted);
}

.contact__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.contact__card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
}

.contact__card h3 {
  font-size: var(--fs-h3);
  margin-bottom: var(--space-sm);
}

.contact__card .eyebrow {
  display: block;
  margin-bottom: var(--space-xs);
}

.contact__card p {
  color: var(--muted);
  line-height: 1.7;
}

.contact__methods {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(220px, 100%), 1fr));
  gap: var(--space-sm);
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--border);
}

.contact__methods a {
  color: var(--text);
  font-weight: 500;
}

.contact__methods a:hover {
  color: var(--brand);
}

.contact__cta {
  text-align: center;
  margin-top: var(--space-md);
}

/* =========================================
   SERVICE DETAIL PAGE
   ========================================= */

.svc-hero {
  padding-block: var(--space-xl);
  background:
    radial-gradient(ellipse at 75% 0%, rgba(255, 102, 0, 0.08), transparent 50%),
    linear-gradient(180deg, var(--surface) 0%, #ffffff 100%);
}

.svc-hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  align-items: center;
}

.svc-hero__breadcrumb {
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: var(--space-sm);
}

.svc-hero__breadcrumb a {
  color: var(--muted);
}

.svc-hero__breadcrumb a:hover {
  color: var(--brand);
}

.svc-hero__num {
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  color: var(--brand);
  font-weight: 700;
}

.svc-hero h1 {
  font-size: var(--fs-h1);
  margin-block: var(--space-sm) var(--space-md);
}

.svc-hero__lead {
  font-size: var(--fs-lead);
  color: var(--muted);
  max-width: 55ch;
}

.svc-hero__media {
  aspect-ratio: 4 / 3;
  background: var(--surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.svc-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@media (min-width: 900px) {
  .svc-hero__inner {
    grid-template-columns: 1.1fr 1fr;
  }
}

.svc-offerings {
  padding-block: var(--space-xl);
}

.svc-offerings__header {
  margin-bottom: var(--space-lg);
  max-width: 70ch;
}

.svc-offerings__header h2 {
  font-size: var(--fs-h2);
  margin-block: var(--space-sm) var(--space-sm);
}

.svc-offerings__header p {
  color: var(--muted);
}

.svc-offerings__list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(260px, 100%), 1fr));
  gap: var(--space-md);
}

.svc-offering {
  padding: var(--space-md);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg);
  transition: box-shadow var(--t), transform var(--t);
}

.svc-offering:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-color: var(--brand-light);
}

@media (prefers-reduced-motion: reduce) {
  .svc-offering:hover { transform: none; }
  .svc-offering { transition: none; }
}

.svc-offering h3 {
  font-size: 1.15rem;
  margin-bottom: var(--space-sm);
  color: var(--brand);
}

.svc-offering p {
  color: var(--muted);
  font-size: 0.95rem;
}

.svc-sectors {
  padding-block: var(--space-xl);
  background: var(--surface);
}

.svc-sectors__header {
  margin-bottom: var(--space-md);
  max-width: 70ch;
}

.svc-sectors__header h2 {
  font-size: var(--fs-h2);
  margin-block: var(--space-sm) var(--space-sm);
}

.svc-sectors__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5em;
}

.svc-sectors__tags li {
  padding: 0.4em 1em;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-weight: 500;
}

.svc-cta {
  padding-block: var(--space-xl);
  text-align: center;
}

.svc-cta__inner {
  max-width: 60ch;
  margin-inline: auto;
}

.svc-cta h2 {
  font-size: var(--fs-h2);
  margin-bottom: var(--space-md);
}

.svc-cta p {
  color: var(--muted);
  margin-bottom: var(--space-md);
}

.svc-cross {
  padding-block: var(--space-xl);
  background: var(--text);
  color: white;
}

.svc-cross__header {
  margin-bottom: var(--space-md);
}

.svc-cross__header h2 {
  color: white;
  font-size: var(--fs-h2);
}

.svc-cross__header p {
  color: rgba(255, 255, 255, 0.65);
}

.svc-cross__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(220px, 100%), 1fr));
  gap: var(--space-sm);
}

.svc-cross__item {
  padding: var(--space-md);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  color: white;
  transition: background var(--t);
}

.svc-cross__item:hover {
  background: rgba(255, 255, 255, 0.1);
  color: white;
  border-color: rgba(255, 102, 0, 0.4);
}

@media (prefers-reduced-motion: reduce) {
  .svc-cross__item { transition: none; }
}

.svc-cross__item h4 {
  font-size: 1rem;
  margin-bottom: var(--space-xs);
}

.svc-cross__item span {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.55);
}

/* =========================================
   ABOUT US — FULL-BLEED HERO CAROUSEL
   ========================================= */

.hero-about {
  position: relative;
  min-height: clamp(540px, 78vh, 820px);
  overflow: hidden;
  background: #0a0a0a;
  color: white;
}

.hero-about__slides {
  position: absolute;
  inset: 0;
}

.hero-about__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 900ms ease;
  display: flex;
  align-items: center;
}

.hero-about__slide.is-active {
  opacity: 1;
  visibility: visible;
  z-index: 1;
}

.hero-about__media {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  z-index: 0;
  transform-origin: center center;
}

@media (prefers-reduced-motion: no-preference) {
  .hero-about__slide.is-active .hero-about__media {
    animation: hero-about-zoom 9s ease-out both;
  }
  .hero-about__slide:nth-child(even).is-active .hero-about__media {
    animation-name: hero-about-zoom-alt;
  }
}

@keyframes hero-about-zoom {
  from { transform: scale(1.04) translate3d(0, 0, 0); }
  to   { transform: scale(1.12) translate3d(-1.5%, -1%, 0); }
}

@keyframes hero-about-zoom-alt {
  from { transform: scale(1.04) translate3d(0, 0, 0); }
  to   { transform: scale(1.12) translate3d(1.5%, 1%, 0); }
}

.hero-about__overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(100deg,
      rgba(15, 13, 10, 0.92) 0%,
      rgba(15, 13, 10, 0.7) 35%,
      rgba(15, 13, 10, 0.35) 70%,
      rgba(15, 13, 10, 0.2) 100%
    ),
    linear-gradient(180deg,
      rgba(15, 13, 10, 0.2) 0%,
      transparent 30%,
      transparent 70%,
      rgba(15, 13, 10, 0.6) 100%
    );
}

.hero-about__content {
  position: relative;
  z-index: 2;
  padding-block: clamp(4rem, 12vh, 8rem);
  max-width: 56ch;
}

.hero-about__pill {
  display: inline-flex;
  align-items: center;
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  font-weight: 700;
  text-transform: uppercase;
  color: white;
  padding: 0.45rem 0.9rem;
  border: 1px solid var(--brand-hot);
  background: rgba(255, 102, 0, 0.15);
  border-radius: 999px;
  margin-bottom: var(--space-md);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.hero-about__title {
  font-size: clamp(2rem, 1.4rem + 3.5vw, 4.2rem);
  font-weight: 700;
  line-height: 1.05;
  margin: 0 0 var(--space-md);
  letter-spacing: -0.025em;
  color: white;
  text-wrap: balance;
}

.hero-about__title em {
  font-style: normal;
  background-image: linear-gradient(120deg, var(--brand-hot) 0%, #ffb380 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-about__lead {
  font-size: var(--fs-lead);
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: var(--space-lg);
  line-height: 1.6;
  max-width: 50ch;
}

.hero-about__ctas {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

/* Glass-effect ghost button used inside the dark hero */
.btn--ghost {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: white;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.btn--ghost:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.5);
  color: white;
}

/* Nav arrows */
.hero-about__nav {
  position: absolute;
  top: 50%;
  z-index: 3;
  transform: translateY(-50%);
  width: 3.25rem;
  height: 3.25rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.22);
  color: white;
  font-size: 1.9rem;
  font-weight: 300;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background var(--t), border-color var(--t), transform var(--t);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}

.hero-about__nav:hover {
  background: var(--brand);
  border-color: var(--brand);
  transform: translateY(-50%) scale(1.08);
}

@media (prefers-reduced-motion: reduce) {
  .hero-about__nav { transition: none; }
  .hero-about__nav:hover { transform: translateY(-50%); }
}

.hero-about__nav--prev { left: clamp(0.5rem, 2vw, 2rem); }
.hero-about__nav--next { right: clamp(0.5rem, 2vw, 2rem); }

/* Indicator pills at the bottom */
.hero-about__indicators {
  position: absolute;
  bottom: clamp(1.5rem, 5vh, 3rem);
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  gap: 0.3rem;
  background: rgba(8, 6, 4, 0.45);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  backdrop-filter: blur(14px) saturate(140%);
  border-radius: 999px;
  padding: 0.35rem;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  max-width: calc(100% - 8rem);
  overflow-x: auto;
  scrollbar-width: none;
}

.hero-about__indicators::-webkit-scrollbar { display: none; }

.hero-about__indicator {
  background: transparent;
  border: 0;
  padding: 0.55rem 1rem;
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.65);
  cursor: pointer;
  font-family: inherit;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: background var(--t), color var(--t);
  white-space: nowrap;
  flex-shrink: 0;
}

.hero-about__indicator:hover {
  color: white;
  background: rgba(255, 255, 255, 0.08);
}

.hero-about__indicator.is-active {
  background: var(--brand);
  color: white;
  box-shadow: 0 2px 12px rgba(255, 102, 0, 0.5);
}

.hero-about__indicator-num {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  font-weight: 700;
  opacity: 0.85;
}

.hero-about__indicator-label {
  font-size: 0.85rem;
  font-weight: 600;
}

@media (max-width: 700px) {
  .hero-about__indicator-label { display: none; }
  .hero-about__indicator { padding: 0.5rem 0.8rem; }
  .hero-about__nav {
    width: 2.5rem;
    height: 2.5rem;
    font-size: 1.4rem;
  }
}

/* Bottom progress bar */
.hero-about__progress {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: rgba(255, 255, 255, 0.1);
  z-index: 3;
  overflow: hidden;
}

.hero-about__progress-bar {
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, var(--brand), var(--brand-hot));
  transform: scaleX(0);
  transform-origin: left center;
}

.hero-about.is-playing .hero-about__progress-bar {
  animation: hero-about-progress 7000ms linear forwards;
}

.hero-about.is-paused .hero-about__progress-bar {
  animation-play-state: paused;
}

@keyframes hero-about-progress {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}

@media (prefers-reduced-motion: reduce) {
  .hero-about__slide { transition: none; }
  .hero-about__progress { display: none; }
}

/* =========================================
   INTERACTIVE PROCESS STEPPER (hero-process)
   ========================================= */

.hero-process {
  padding-block: var(--space-xl) var(--space-xl);
  background:
    radial-gradient(ellipse at 80% 100%, rgba(255, 102, 0, 0.07), transparent 60%),
    radial-gradient(ellipse at 20% 0%, rgba(255, 133, 51, 0.05), transparent 60%),
    linear-gradient(180deg, #ffffff 0%, #fffaf5 100%);
}

.hero-process__header {
  text-align: center;
  max-width: 65ch;
  margin: 0 auto var(--space-lg);
}

.hero-process__header h2 {
  font-size: var(--fs-h2);
  margin-block: var(--space-sm) var(--space-sm);
}

.hero-process__header p {
  color: var(--muted);
}

.process-stepper {
  position: relative;
  background: white;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: clamp(1.25rem, 1rem + 2vw, 3rem);
  box-shadow:
    0 1px 2px rgba(15, 23, 42, 0.04),
    0 20px 50px -20px rgba(255, 102, 0, 0.15);
  overflow: hidden;
}

.process-stepper::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at top right, rgba(255, 102, 0, 0.05), transparent 65%),
    radial-gradient(ellipse at bottom left, rgba(255, 133, 51, 0.04), transparent 65%);
  pointer-events: none;
}

.process-stepper > * {
  position: relative;
  z-index: 1;
}

/* Step nav row.
   --circle-size is defined here so both the connector pseudo-elements and
   the circle elements (which inherit it) use the SAME value. Previously
   the line used a 4rem fallback while circles were a clamp() — at small
   viewports the line landed off-center and visibly crossed the icon. */
.process-stepper__nav {
  --circle-size: clamp(3.2rem, 5vw, 4.6rem);
  --step-padding-top: 0.4rem;
  list-style: none;
  margin: 0 0 var(--space-lg);
  padding: 0;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  position: relative;
  isolation: isolate; /* contain stacking */
}

.process-stepper__nav::before,
.process-stepper__nav::after {
  content: "";
  position: absolute;
  /* Center the line on the vertical center of the circles. translateY(-50%)
     anchors the line exactly at the center regardless of its own 3px height. */
  top: calc(var(--step-padding-top) + var(--circle-size) / 2);
  transform: translateY(-50%);
  height: 3px;
  border-radius: 2px;
  z-index: 0; /* behind the step buttons */
  pointer-events: none;
}

.process-stepper__nav::before {
  /* track */
  left: 10%;
  right: 10%;
  background: var(--border);
}

.process-stepper__nav::after {
  /* progress */
  left: 10%;
  width: var(--progress-width, 0%);
  background: linear-gradient(90deg, var(--brand-light), var(--brand-hot));
  transition: width 700ms cubic-bezier(0.4, 0, 0.2, 1);
  /* Softer glow — the previous 12px halo bled onto adjacent labels */
  box-shadow: 0 0 4px rgba(255, 102, 0, 0.35);
}

.process-stepper__step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  padding: var(--step-padding-top, 0.4rem) 0.2rem;
  background: none;
  border: 0;
  cursor: pointer;
  font-family: inherit;
  color: inherit;
  text-align: center;
  transition: transform var(--t);
  position: relative;
  z-index: 2; /* above the connector lines */
}

.process-stepper__step:hover {
  transform: translateY(-2px);
}

.process-stepper__circle {
  /* --circle-size inherits from .process-stepper__nav (single source of truth) */
  width: var(--circle-size);
  height: var(--circle-size);
  border-radius: 999px;
  background: white;
  border: 2px solid var(--border);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 350ms cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.06);
  /* Solid background ensures the connector line is fully hidden where the circle covers it */
  background-clip: padding-box;
}

.process-stepper__circle img {
  width: 60%;
  height: 60%;
  object-fit: contain;
  opacity: 0.55;
  filter: grayscale(60%);
  transition: all var(--t);
}

.process-stepper__num {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--muted);
  font-weight: 700;
  transition: color var(--t);
}

.process-stepper__name {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  transition: color var(--t);
  line-height: 1.2;
  max-width: 12ch;
}

.process-stepper__step.is-complete .process-stepper__circle {
  background: var(--brand-light);
  border-color: var(--brand-light);
}

.process-stepper__step.is-complete .process-stepper__circle img {
  opacity: 1;
  filter: brightness(0) invert(1);
}

.process-stepper__step.is-active .process-stepper__circle {
  background: var(--brand);
  border-color: var(--brand);
  box-shadow:
    0 0 0 6px rgba(255, 102, 0, 0.14),
    0 10px 22px -4px rgba(255, 102, 0, 0.5);
  transform: scale(1.12);
}

.process-stepper__step.is-active .process-stepper__circle img {
  opacity: 1;
  filter: brightness(0) invert(1);
}

.process-stepper__step.is-active .process-stepper__num,
.process-stepper__step.is-active .process-stepper__name {
  color: var(--brand);
}

.process-stepper__step:not(.is-active) .process-stepper__circle:hover {
  border-color: var(--brand);
  background: rgba(255, 102, 0, 0.04);
}

@media (prefers-reduced-motion: reduce) {
  .process-stepper__circle,
  .process-stepper__circle img,
  .process-stepper__num,
  .process-stepper__name,
  .process-stepper__step,
  .process-stepper__nav::after {
    transition: none;
  }
  .process-stepper__step.is-active .process-stepper__circle {
    transform: none;
  }
}

/* Panel area — uses CSS grid stacking so all panels occupy the same cell.
   The cell auto-sizes to the tallest panel, which means longer descriptions
   on narrow viewports grow the container instead of overflowing onto the
   progress bar below. */
.process-stepper__panels {
  display: grid;
  margin-bottom: var(--space-md);
}

.process-stepper__panel {
  grid-area: 1 / 1; /* stack all panels in row 1, col 1 */
  opacity: 0;
  visibility: hidden;
  transition: opacity 450ms ease;
  text-align: center;
  max-width: 60ch;
  margin-inline: auto;
  justify-self: center;
}

.process-stepper__panel.is-active {
  opacity: 1;
  visibility: visible;
}

.process-stepper__panel-num {
  display: inline-block;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--brand);
  font-weight: 700;
  text-transform: uppercase;
  padding: 0.25rem 0.75rem;
  background: rgba(255, 102, 0, 0.08);
  border-radius: 999px;
}

.process-stepper__panel h3 {
  font-size: clamp(1.4rem, 1rem + 1.5vw, 2rem);
  color: var(--text);
  margin-block: var(--space-sm);
}

.process-stepper__panel p {
  color: var(--muted);
  font-size: var(--fs-lead);
  line-height: 1.6;
}

@media (prefers-reduced-motion: reduce) {
  .process-stepper__panel { transition: none; }
}

/* Progress bar at the bottom of the stepper */
.process-stepper__progress {
  height: 3px;
  background: var(--surface-2);
  border-radius: 2px;
  overflow: hidden;
  max-width: 280px;
  margin: 0 auto;
}

.process-stepper__progress-bar {
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, var(--brand), var(--brand-hot));
  transform: scaleX(0);
  transform-origin: left center;
}

.process-stepper.is-playing .process-stepper__progress-bar {
  animation: process-progress 4000ms linear forwards;
}

.process-stepper.is-paused .process-stepper__progress-bar {
  animation-play-state: paused;
}

@keyframes process-progress {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}

@media (prefers-reduced-motion: reduce) {
  .process-stepper__progress { display: none; }
}

/* Mobile: stepper goes vertical */
@media (max-width: 700px) {
  .process-stepper__nav {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }
  .process-stepper__nav::before,
  .process-stepper__nav::after {
    display: none;
  }
  .process-stepper__step {
    flex-direction: row;
    justify-content: flex-start;
    align-items: center;
    gap: var(--space-sm);
    text-align: left;
    padding: 0.6rem 0.8rem;
    border-left: 3px solid var(--border);
    border-radius: 0 6px 6px 0;
    background: transparent;
    transition: background var(--t), border-color var(--t);
  }
  .process-stepper__step.is-active {
    border-left-color: var(--brand);
    background: rgba(255, 102, 0, 0.05);
  }
  .process-stepper__step.is-complete {
    border-left-color: var(--brand-light);
  }
  .process-stepper__circle {
    --circle-size: 2.6rem;
  }
  .process-stepper__name {
    max-width: none;
    flex: 1;
  }
  .process-stepper__panels {
    min-height: 7rem;
    margin-top: var(--space-md);
  }
}