/* ==========================================================================
   AURA VP — Convoi Exceptionnel
   Stylesheet — Clean Corporate, Wave Dividers, Olivry-inspired
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS Custom Properties
   -------------------------------------------------------------------------- */
:root {
  /* Brand */
  --color-primary:       #F26522;
  --color-primary-dark:  #d4541a;
  --color-primary-light: #f5885a;

  /* Layout backgrounds — warm off-white palette */
  --color-bg:            #F8F7F4;
  --color-bg-alt:        #F0EFE9;
  --color-bg-footer:     #0B0D14;

  /* Text */
  --color-text-dark:     #1a1a2e;
  --color-text-body:     #4a4a5a;
  --color-text-muted:    #8c8c9a;
  --color-white:         #ffffff;

  /* Hero overlay — visible blue gradient */
  --hero-overlay-start:  rgba(15, 23, 50, 0.85);
  --hero-overlay-end:    rgba(30, 55, 110, 0.75);

  /* Borders / shadows — very subtle */
  --color-border:        rgba(0, 0, 0, 0.06);
  --shadow-card:         0 1px 4px rgba(0, 0, 0, 0.04), 0 4px 16px rgba(0, 0, 0, 0.03);
  --shadow-card-hover:   0 2px 10px rgba(0, 0, 0, 0.07), 0 8px 28px rgba(0, 0, 0, 0.05);
  --shadow-contact-card: 0 2px 16px rgba(26, 39, 68, 0.07), 0 1px 4px rgba(0, 0, 0, 0.04);

  /* Typography */
  --font-family:    'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-size-base: 1rem;

  /* Transitions */
  --transition-fast:   150ms ease;
  --transition-base:   300ms ease;
  --transition-slow:   600ms cubic-bezier(0.22, 1, 0.36, 1);

  /* Radii */
  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;

  /* Z-indices */
  --z-header:  1000;
  --z-drawer:  999;
  --z-scroll:  900;

  /* Layout */
  --header-h:      72px;
  --topbar-h:      40px;
  --container-max: 1280px;
  --container-pad: clamp(20px, 5vw, 80px);
  --section-py:    clamp(5rem, 8vw, 7rem);
}

/* --------------------------------------------------------------------------
   2. Reset & Base
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  font-family: var(--font-family);
  background-color: var(--color-bg);
  color: var(--color-text-body);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul[role="list"] {
  list-style: none;
}

/* --------------------------------------------------------------------------
   3. Utility — Container
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

/* --------------------------------------------------------------------------
   4. Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-family);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  line-height: 1;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: background-color var(--transition-fast),
              color var(--transition-fast),
              border-color var(--transition-fast),
              box-shadow var(--transition-fast),
              transform var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}

.btn:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 3px;
}

.btn:active {
  transform: translateY(1px);
}

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

.btn--primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  box-shadow: 0 3px 12px rgba(242, 101, 34, 0.22);
}

.btn--outline-white {
  background-color: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.6);
}

.btn--outline-white:hover {
  background-color: rgba(255, 255, 255, 0.12);
  border-color: var(--color-white);
}

.btn--lg {
  padding: 1rem 2.25rem;
  font-size: 1rem;
}

/* --------------------------------------------------------------------------
   5. Top Bar
   -------------------------------------------------------------------------- */
.topbar {
  background: linear-gradient(90deg, #0f1732, #1a2d54);
  color: var(--color-white);
  height: var(--topbar-h);
  display: flex;
  align-items: center;
}

.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.topbar__phone {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-white);
  letter-spacing: 0.02em;
  transition: opacity var(--transition-fast);
}

.topbar__phone:hover { opacity: 0.85; }

.topbar__social {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.topbar__social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.10);
  color: rgba(255, 255, 255, 0.75);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.topbar__social-link:hover {
  background-color: rgba(255, 255, 255, 0.18);
  color: var(--color-white);
}

/* --------------------------------------------------------------------------
   6. Header
   -------------------------------------------------------------------------- */
.header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  height: var(--header-h);
  display: flex;
  align-items: center;
  transition: box-shadow var(--transition-base), background-color var(--transition-base);
}

.header.is-solid {
  background-color: var(--color-bg);
  box-shadow: 0 1px 12px rgba(0, 0, 0, 0.06);
}

.header__inner {
  display: flex;
  align-items: center;
  gap: 2rem;
  width: 100%;
}

/* Logo */
.header__logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
  text-decoration: none;
}

.header__logo-img {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  object-fit: cover;
}

.header__logo-text {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.header__logo-brand {
  font-size: 1rem;
  font-weight: 800;
  color: var(--color-text-dark);
  letter-spacing: 0.06em;
  line-height: 1.1;
}

.header__logo-sub {
  font-size: 0.6875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1.2;
}

/* Desktop Nav */
.header__nav {
  margin-left: auto;
}

.header__nav-list {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
}

.header__nav-link {
  display: block;
  padding: 0.5rem 0.75rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-dark);
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.header__nav-link:hover {
  color: var(--color-primary);
  background-color: rgba(242, 101, 34, 0.06);
}

/* Hamburger */
.header__burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  border-radius: var(--radius-sm);
  margin-left: auto;
  transition: background-color var(--transition-fast);
}

.header__burger:hover {
  background-color: var(--color-bg-alt);
}

.header__burger span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-text-dark);
  border-radius: 2px;
  transform-origin: center;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.header__burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.header__burger.is-open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.header__burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Drawer */
.header__drawer {
  position: fixed;
  inset: calc(var(--topbar-h) + var(--header-h)) 0 0 0;
  background-color: var(--color-bg);
  z-index: var(--z-drawer);
  display: flex;
  flex-direction: column;
  padding: 2rem var(--container-pad);
  gap: 0.5rem;
  transform: translateX(100%);
  transition: transform var(--transition-slow);
  overflow-y: auto;
  border-top: 1px solid var(--color-border);
}

.header__drawer.is-open {
  transform: translateX(0);
}

.header__drawer-nav {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.header__drawer-link {
  display: block;
  padding: 0.875rem 1rem;
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text-dark);
  border-radius: var(--radius-sm);
  border-bottom: 1px solid var(--color-border);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.header__drawer-link:last-child { border-bottom: none; }

.header__drawer-link:hover {
  color: var(--color-primary);
  background-color: rgba(242, 101, 34, 0.04);
}

.header__drawer-actions {
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.header__drawer-phone {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-dark);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  background-color: var(--color-bg-alt);
  border: 1px solid var(--color-border);
}

/* --------------------------------------------------------------------------
   7. Hero
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background-image: url('https://auravp.logickey.fr/wp-content/uploads/2026/03/convoi-belfort-1-800x600.jpg');
  background-size: cover;
  background-position: center;
  z-index: 0;
  /* Subtle Ken Burns */
  animation: hero-zoom 18s ease-in-out infinite alternate;
}

@keyframes hero-zoom {
  from { transform: scale(1); }
  to   { transform: scale(1.06); }
}

@media (prefers-reduced-motion: reduce) {
  .hero__bg { animation: none; }
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    160deg,
    var(--hero-overlay-start) 0%,
    var(--hero-overlay-end) 50%,
    rgba(35, 65, 130, 0.65) 100%
  );
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  padding-block: clamp(6rem, 12vw, 10rem);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  max-width: 760px;
}

.hero__eyebrow {
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-primary);
  background-color: rgba(242, 101, 34, 0.15);
  border: 1px solid rgba(242, 101, 34, 0.3);
  display: inline-flex;
  padding: 0.35rem 0.9rem;
  border-radius: 40px;
  width: fit-content;
}

.hero__title {
  font-size: clamp(2.25rem, 5.5vw, 3.75rem);
  font-weight: 900;
  line-height: 1.12;
  color: var(--color-white);
  letter-spacing: -0.02em;
}

.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: rgba(255, 255, 255, 0.82);
  line-height: 1.6;
  max-width: 600px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 0.5rem;
}

/* Wave Divider at bottom of hero */
.hero .wave-divider {
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 100%;
  z-index: 3;
  line-height: 0;
}

.hero .wave-divider svg {
  width: 100%;
  height: 40px;
  display: block;
}

/* --------------------------------------------------------------------------
   8. Section — base
   -------------------------------------------------------------------------- */
.section {
  position: relative;
  padding-block: var(--section-py);
}

.section--white { background-color: var(--color-bg); }
.section--gray  { background-color: var(--color-bg-alt); }
.section--dark  { background: linear-gradient(160deg, #0f1732 0%, #1a2d54 50%, #162545 100%); }

.section__header {
  text-align: center;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section__label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 0.75rem;
  display: block;
}

.section__title {
  font-size: clamp(1.875rem, 4vw, 3rem);
  font-weight: 800;
  color: #1a1a2e;
  line-height: 1.15;
  letter-spacing: -0.025em;
}

/* Wave dividers within sections */
.wave-divider--bottom {
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 100%;
  line-height: 0;
  z-index: 2;
  pointer-events: none;
}

.wave-divider--bottom svg {
  display: block;
  width: 100%;
  height: 36px;
}

/* --------------------------------------------------------------------------
   9. About — Two-column text
   -------------------------------------------------------------------------- */
.about__cols {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  padding-bottom: 2rem;
}

.about__col {
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--color-text-body);
}

@media (min-width: 768px) {
  .about__cols {
    grid-template-columns: 1fr 1fr;
    gap: 3.5rem;
  }
}

/* --------------------------------------------------------------------------
   10. Stats — Counter cards (on dark navy background)
   -------------------------------------------------------------------------- */
.stats__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

@media (min-width: 900px) {
  .stats__grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Section labels/titles inside the dark stats section */
.section--dark .section__label {
  color: rgba(255, 255, 255, 0.45);
}

.section--dark .section__title {
  color: var(--color-white);
}

.stat-card {
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: var(--radius-md);
  padding: 2.5rem 1.5rem;
  text-align: center;
  transition: transform var(--transition-base), background-color var(--transition-base);
}

.stat-card:hover {
  transform: translateY(-3px);
  background-color: rgba(255, 255, 255, 0.08);
}

.stat-card__value {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 0.1em;
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 900;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 0.75rem;
}

.stat-card__number {
  font-variant-numeric: tabular-nums;
}

.stat-card__prefix,
.stat-card__slash {
  font-size: 0.8em;
  font-weight: 800;
}

.stat-card__label {
  font-size: 0.875rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.70);
  letter-spacing: 0.02em;
}

/* --------------------------------------------------------------------------
   11. Split Layout — Competencies + Contact card
   -------------------------------------------------------------------------- */
.split-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: start;
}

@media (min-width: 900px) {
  .split-layout {
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
  }

  .split-layout--reversed .split-layout__content { order: 1; }
  .split-layout--reversed .split-layout__image   { order: -1; }
}

/* Left competency card */
.split-card {
  max-width: 560px;
}

.split-card .section__label { text-align: left; }
.split-card .section__title { text-align: left; margin-bottom: 1.25rem; }

.split-card__desc {
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--color-text-body);
  margin-bottom: 2rem;
}

.competency-list {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
}

.competency-list__item {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text-dark);
}

.competency-list__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: rgba(242, 101, 34, 0.10);
  color: var(--color-primary);
}

/* Contact card */
.contact-card {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-contact-card);
  padding: 2.5rem;
  border-top: 4px solid var(--color-primary);
}

.contact-card__brand {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--color-text-dark);
  letter-spacing: 0.05em;
  margin-bottom: 0.375rem;
}

.contact-card__address {
  font-style: normal;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.contact-card__divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin-bottom: 1.5rem;
}

.contact-card__subtitle {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.contact-card__item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text-dark);
  padding: 0.625rem 0;
  border-bottom: 1px solid var(--color-border);
  transition: color var(--transition-fast);
}

.contact-card__item:last-of-type { border-bottom: none; }

a.contact-card__item:hover { color: var(--color-primary); }

.contact-card__cta {
  display: flex;
  width: 100%;
  margin-top: 1.5rem;
  justify-content: center;
}

/* --------------------------------------------------------------------------
   12. Notre Matériel — split layout with image
   -------------------------------------------------------------------------- */
.split-layout__content .section__label,
.split-layout__content .section__title {
  text-align: left;
}

.split-layout__content .section__title {
  margin-bottom: 1.25rem;
}

.materiel__desc {
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--color-text-body);
  margin-bottom: 2rem;
}

.materiel__img {
  width: 100%;
  height: 460px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
}

.feature-list__item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9375rem;
  color: var(--color-text-body);
}

.feature-list__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-primary);
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   13. Map Section
   -------------------------------------------------------------------------- */
.map-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 900px) {
  .map-layout {
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
  }
}

.map-container {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 5;
  max-height: 560px;
  background-color: var(--color-bg-alt);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(0, 0, 0, 0.04);
  box-shadow: var(--shadow-card);
}

/* D3 SVG regions */
.dept-path {
  fill: rgba(200, 210, 225, 0.5);
  stroke: var(--color-white);
  stroke-width: 0.8;
  cursor: pointer;
  transition: fill var(--transition-fast);
}

.dept-path:hover {
  fill: rgba(242, 101, 34, 0.25);
}

.dept-path.is-hq {
  fill: rgba(242, 101, 34, 0.18);
  stroke: rgba(242, 101, 34, 0.5);
}

.dept-path.is-hq:hover {
  fill: rgba(242, 101, 34, 0.35);
}

.hq-marker-ring {
  transform-origin: center;
  animation: hq-pulse 2s ease-out infinite;
}

@keyframes hq-pulse {
  0%   { transform: scale(1);   opacity: 0.8; }
  80%  { transform: scale(3.5); opacity: 0; }
  100% { transform: scale(3.5); opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .hq-marker-ring { animation: none; }
}

/* Convoy route animation */
.convoy-route {
  stroke-dashoffset: 100;
  animation: route-flow 3s linear infinite;
}

@keyframes route-flow {
  to { stroke-dashoffset: -100; }
}

/* Map tooltip */
.map-tooltip {
  position: absolute;
  background-color: var(--color-text-dark);
  color: var(--color-white);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-sm);
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition-fast);
  white-space: nowrap;
  z-index: 10;
}

.map-tooltip.is-visible {
  opacity: 1;
}

/* Map info cards */
.map-layout__info {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.map-info-card {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  border: 1px solid rgba(0, 0, 0, 0.04);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.map-info-card:hover {
  transform: translateX(3px);
  box-shadow: var(--shadow-card-hover);
}

.map-info-card__icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background-color: rgba(242, 101, 34, 0.10);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.map-info-card__title {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-text-dark);
  margin-bottom: 0.25rem;
}

.map-info-card__text {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   14. Gallery Grid
   -------------------------------------------------------------------------- */
.gallery-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 600px) {
  .gallery-grid { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 1000px) {
  .gallery-grid { grid-template-columns: repeat(4, 1fr); }
}

.gallery-card {
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(0, 0, 0, 0.04);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.gallery-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.gallery-card__img-wrap {
  overflow: hidden;
  aspect-ratio: 4/3;
}

.gallery-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.gallery-card:hover .gallery-card__img {
  transform: scale(1.06);
}

.gallery-card__body {
  padding: 1rem 1.25rem 1.25rem;
}

.gallery-card__title {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-text-dark);
  margin-bottom: 0.25rem;
}

.gallery-card__cat {
  font-size: 0.8125rem;
  color: var(--color-primary);
  font-weight: 600;
  letter-spacing: 0.04em;
}

/* Loading shimmer */
.img-loading {
  background: linear-gradient(90deg, #ece9e2 25%, #e4e1da 50%, #ece9e2 75%);
  background-size: 200% 100%;
  animation: shimmer 1.4s infinite;
}

@keyframes shimmer {
  0%   { background-position: -200% 0; }
  100% { background-position:  200% 0; }
}

@media (prefers-reduced-motion: reduce) {
  .img-loading { animation: none; background: #ece9e2; }
}

/* --------------------------------------------------------------------------
   15. Footer
   -------------------------------------------------------------------------- */
.footer {
  background: linear-gradient(160deg, #0f1732 0%, #162545 50%, #1a2d54 100%);
  color: rgba(255, 255, 255, 0.75);
  padding-top: clamp(4rem, 7vw, 6rem);
  padding-bottom: 2rem;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

@media (min-width: 768px) {
  .footer__grid {
    grid-template-columns: 1.6fr 1fr 1fr;
    gap: 4rem;
  }
}

.footer__brand {}

.footer__logo {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  margin-bottom: 1.25rem;
}

.footer__logo-img {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  object-fit: cover;
}

.footer__logo-name {
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--color-white);
  letter-spacing: 0.06em;
}

.footer__desc {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.6);
}

.footer__col-title {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-white);
  margin-bottom: 1.25rem;
}

.footer__nav-list {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.footer__nav-link {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--transition-fast);
}

.footer__nav-link:hover { color: var(--color-primary); }

.footer__address {
  font-style: normal;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.footer__contact-item {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--transition-fast);
}

a.footer__contact-item:hover { color: var(--color-primary); }

.footer__contact-item--text { cursor: default; }

.footer__bottom {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding-top: 1.75rem;
  text-align: center;
}

@media (min-width: 768px) {
  .footer__bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    text-align: left;
  }
}

.footer__copy {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.4);
}

.footer__legal {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.3);
}

/* --------------------------------------------------------------------------
   16. Scroll-to-top button
   -------------------------------------------------------------------------- */
.scroll-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: var(--z-scroll);
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background-color: var(--color-primary);
  color: var(--color-white);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 10px rgba(242, 101, 34, 0.25);
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity var(--transition-base),
              transform var(--transition-base),
              background-color var(--transition-fast);
}

.scroll-top.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.scroll-top:hover {
  background-color: var(--color-primary-dark);
}

.scroll-top:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 3px;
}

/* --------------------------------------------------------------------------
   17. Scroll Reveal
   -------------------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.65s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* Stagger children within reveal groups */
.stats__grid.reveal.is-visible .stat-card:nth-child(1) { transition-delay: 0ms; }
.stats__grid.reveal.is-visible .stat-card:nth-child(2) { transition-delay: 80ms; }
.stats__grid.reveal.is-visible .stat-card:nth-child(3) { transition-delay: 160ms; }
.stats__grid.reveal.is-visible .stat-card:nth-child(4) { transition-delay: 240ms; }

.gallery-grid.reveal.is-visible .gallery-card:nth-child(1) { transition-delay: 0ms; }
.gallery-grid.reveal.is-visible .gallery-card:nth-child(2) { transition-delay: 80ms; }
.gallery-grid.reveal.is-visible .gallery-card:nth-child(3) { transition-delay: 160ms; }
.gallery-grid.reveal.is-visible .gallery-card:nth-child(4) { transition-delay: 240ms; }

/* --------------------------------------------------------------------------
   18. Responsive — Mobile overrides
   -------------------------------------------------------------------------- */
@media (max-width: 899px) {
  .header__nav { display: none; }
  .header__burger { display: flex; }

  .split-layout { gap: 2rem; }
  .split-layout--reversed .split-layout__image { order: 0; }
  .split-layout--reversed .split-layout__content { order: 0; }

  .materiel__img { height: 260px; }
}

@media (max-width: 599px) {
  .stats__grid { grid-template-columns: 1fr 1fr; gap: 1rem; }
  .stat-card { padding: 1.75rem 1rem; }

  .hero__actions { flex-direction: column; }
  .hero__actions .btn { width: 100%; }

  .topbar__phone span { display: none; }

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

  .contact-card { padding: 1.75rem; }
}