/* =========================================================
   AE Logistics — Modern site styles
   Single stylesheet, no framework, mobile-first.
   ========================================================= */

/* ---------- Tokens ---------- */
:root {
  /* Brand */
  --color-primary: #C81E1E;
  --color-primary-dark: #991B1B;
  --color-primary-darker: #7F1D1D;
  --color-primary-soft: #FEF2F2;
  --color-primary-tint: #FEE2E2;

  /* Ink / neutrals */
  --color-ink: #0B0F1A;
  --color-text: #1E293B;
  --color-muted: #64748B;
  --color-subtle: #94A3B8;
  --color-line: #E2E8F0;
  --color-line-strong: #CBD5E1;

  /* Surfaces */
  --color-surface: #FFFFFF;
  --color-surface-alt: #F8FAFC;
  --color-surface-soft: #F1F5F9;
  --color-surface-dark: #0F172A;
  --color-surface-darker: #060B17;

  /* Accent */
  --color-accent: #F59E0B;

  /* Typography */
  --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-display: 'Manrope', 'Inter', system-ui, sans-serif;

  /* Layout */
  --container: 1200px;
  --container-narrow: 960px;

  /* Radius & shadow */
  --radius-xs: 6px;
  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, .06), 0 1px 3px rgba(15, 23, 42, .04);
  --shadow-md: 0 6px 12px -2px rgba(15, 23, 42, .08), 0 4px 8px -4px rgba(15, 23, 42, .04);
  --shadow-lg: 0 24px 48px -12px rgba(15, 23, 42, .18);
  --shadow-card: 0 1px 1px rgba(15, 23, 42, .04), 0 8px 24px -8px rgba(15, 23, 42, .12);

  /* Motion */
  --ease: cubic-bezier(.22, .61, .36, 1);
  --t-fast: 160ms;
  --t-base: 240ms;
  --t-slow: 480ms;

  /* Header */
  --header-h: 76px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-surface);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; height: auto; }
button { font: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; transition: color var(--t-fast) var(--ease); }
ul { padding: 0; margin: 0; list-style: none; }
h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--color-ink);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin: 0 0 .5em;
}
p { margin: 0 0 1em; }

/* ---------- Layout helpers ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
.container--narrow { max-width: var(--container-narrow); }

section { position: relative; padding: clamp(72px, 10vw, 128px) 0; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 14px;
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
}
.section-title {
  font-size: clamp(2rem, 3.4vw, 3rem);
  margin-bottom: 18px;
}
.section-lead {
  font-size: clamp(1.02rem, 1.1vw, 1.125rem);
  color: var(--color-muted);
  max-width: 60ch;
}
.section-head { margin-bottom: clamp(40px, 5vw, 64px); }
.section-head--center { text-align: center; }
.section-head--center .eyebrow { margin-left: auto; margin-right: auto; }
.section-head--center .section-lead { margin-left: auto; margin-right: auto; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 24px;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 15px;
  border-radius: 999px;
  transition: transform var(--t-fast) var(--ease),
              background-color var(--t-base) var(--ease),
              color var(--t-base) var(--ease),
              box-shadow var(--t-base) var(--ease);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn .arrow { transition: transform var(--t-base) var(--ease); }
.btn:hover .arrow { transform: translateX(3px); }

.btn--primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 6px 16px -4px rgba(200, 30, 30, .35);
}
.btn--primary:hover { background: var(--color-primary-dark); box-shadow: 0 10px 24px -6px rgba(200, 30, 30, .45); }

.btn--ghost {
  background: transparent;
  color: var(--color-ink);
  border: 1.5px solid var(--color-line-strong);
}
.btn--ghost:hover { border-color: var(--color-ink); }

.btn--light {
  background: rgba(255,255,255,.12);
  color: #fff;
  border: 1.5px solid rgba(255,255,255,.28);
  backdrop-filter: blur(6px);
}
.btn--light:hover { background: rgba(255,255,255,.18); border-color: rgba(255,255,255,.5); }

/* ---------- Header / Nav ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  transition: background-color var(--t-base) var(--ease),
              box-shadow var(--t-base) var(--ease),
              backdrop-filter var(--t-base) var(--ease);
}
.site-header .nav {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 32px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.brand img { height: 40px; width: auto; border-radius: 6px; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}
.nav-links a {
  position: relative;
  padding: 10px 14px;
  font-size: 14.5px;
  font-weight: 500;
  color: rgba(255,255,255,.85);
  border-radius: 999px;
  transition: color var(--t-fast) var(--ease), background-color var(--t-fast) var(--ease);
}
.nav-links a:hover { color: #fff; background: rgba(255,255,255,.08); }
.nav-links a.is-active { color: #fff; }

.nav-cta { margin-left: 8px; }

.site-header.is-scrolled {
  background: rgba(255, 255, 255, .92);
  backdrop-filter: saturate(180%) blur(16px);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  box-shadow: 0 1px 0 var(--color-line);
}
.site-header.is-scrolled .nav-links a { color: var(--color-text); }
.site-header.is-scrolled .nav-links a:hover { background: var(--color-surface-soft); color: var(--color-ink); }
.site-header.is-scrolled .nav-links a.is-active { color: var(--color-primary); }
.site-header.is-scrolled .menu-toggle span { background: var(--color-ink); }

/* Keep the CTA button always white-on-red regardless of header / active state */
.site-header .nav-links a.nav-cta,
.site-header.is-scrolled .nav-links a.nav-cta,
.site-header.is-scrolled .nav-links a.nav-cta.is-active {
  color: #fff;
  background: var(--color-primary);
}
.site-header .nav-links a.nav-cta:hover,
.site-header.is-scrolled .nav-links a.nav-cta:hover {
  color: #fff;
  background: var(--color-primary-dark);
}

/* Mobile menu */
.menu-toggle {
  display: none;
  margin-left: auto;
  width: 44px; height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
}
.menu-toggle span {
  position: relative;
  display: block;
  width: 22px; height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform var(--t-base) var(--ease), background-color var(--t-base) var(--ease);
}
.menu-toggle span::before,
.menu-toggle span::after {
  content: "";
  position: absolute; left: 0;
  width: 22px; height: 2px;
  background: inherit;
  border-radius: 2px;
  transition: transform var(--t-base) var(--ease);
}
.menu-toggle span::before { top: -7px; }
.menu-toggle span::after { top: 7px; }
.menu-open .menu-toggle span { background: transparent !important; }
.menu-open .menu-toggle span::before { transform: translateY(7px) rotate(45deg); background: var(--color-ink); }
.menu-open .menu-toggle span::after { transform: translateY(-7px) rotate(-45deg); background: var(--color-ink); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  padding: 0;
  display: flex;
  align-items: flex-start;
  overflow: hidden;
  isolation: isolate;
  color: #fff;
}
.hero__bg {
  position: absolute; inset: 0;
  background-image: url('../images/slides/slider-mainbg-1.jpg');
  background-size: cover;
  background-position: center;
  transform: scale(1.05);
  animation: heroZoom 24s ease-in-out infinite alternate;
  z-index: -2;
}
@keyframes heroZoom {
  from { transform: scale(1.02); }
  to   { transform: scale(1.12); }
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(11,15,26,.55) 0%, rgba(11,15,26,.7) 60%, rgba(11,15,26,.92) 100%),
    radial-gradient(60% 60% at 20% 50%, rgba(200, 30, 30, .25), transparent 70%);
  z-index: -1;
}
.hero__inner {
  position: relative;
  padding: calc(var(--header-h) + 64px) 0 96px;
  max-width: 820px;
}
.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 14px 6px 6px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: #fff;
  backdrop-filter: blur(8px);
  margin-bottom: 28px;
}
.hero__eyebrow .pulse {
  width: 22px; height: 22px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 999px;
  background: var(--color-primary);
  position: relative;
}
.hero__eyebrow .pulse::after {
  content: "";
  position: absolute; inset: 0;
  border-radius: 999px;
  background: var(--color-primary);
  animation: pulse 2.2s var(--ease) infinite;
}
@keyframes pulse {
  0%   { transform: scale(1);   opacity: .7; }
  100% { transform: scale(2.2); opacity: 0;  }
}
.hero__eyebrow .dot {
  width: 8px; height: 8px; border-radius: 999px; background: #fff;
  position: relative; z-index: 1;
}
.hero__title {
  font-size: clamp(2.5rem, 6.2vw, 5rem);
  color: #fff;
  margin-bottom: 24px;
  letter-spacing: -0.035em;
}
.hero__title .accent {
  background: linear-gradient(120deg, #fff 0%, #fff 40%, var(--color-primary) 110%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  display: inline-block;
}
.hero__lead {
  font-size: clamp(1.05rem, 1.4vw, 1.25rem);
  max-width: 60ch;
  color: rgba(255,255,255,.82);
  margin-bottom: 36px;
}
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; }

.hero__meta {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 24px 0;
  background: linear-gradient(180deg, transparent, rgba(0,0,0,.4));
  border-top: 1px solid rgba(255,255,255,.08);
}
.hero__meta .container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.hero__meta-item {
  display: flex; flex-direction: column;
  border-left: 2px solid rgba(255,255,255,.18);
  padding-left: 16px;
}
.hero__meta-item strong {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2vw, 1.75rem);
  color: #fff;
  letter-spacing: -0.02em;
  line-height: 1.1;
}
.hero__meta-item span {
  font-size: 13px;
  color: rgba(255,255,255,.6);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 4px;
}

/* ---------- Services ---------- */
.services { background: var(--color-surface); }
.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.service-card {
  position: relative;
  padding: 36px 32px 40px;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  transition: transform var(--t-base) var(--ease),
              box-shadow var(--t-base) var(--ease),
              border-color var(--t-base) var(--ease);
  overflow: hidden;
  isolation: isolate;
}
.service-card::after {
  content: "";
  position: absolute;
  inset: auto -40% -40% auto;
  width: 240px; height: 240px;
  background: radial-gradient(closest-side, var(--color-primary-tint), transparent 70%);
  opacity: 0;
  transition: opacity var(--t-slow) var(--ease);
  z-index: -1;
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
  border-color: transparent;
}
.service-card:hover::after { opacity: 1; }
.service-card .icon {
  width: 56px; height: 56px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: var(--color-primary-soft);
  color: var(--color-primary);
  margin-bottom: 22px;
  transition: background-color var(--t-base) var(--ease), color var(--t-base) var(--ease);
}
.service-card:hover .icon {
  background: var(--color-primary);
  color: #fff;
}
.service-card .icon svg { width: 28px; height: 28px; }
.service-card h3 {
  font-size: 1.35rem;
  margin-bottom: 12px;
}
.service-card p {
  color: var(--color-muted);
  margin: 0;
}
.service-card .tag-list {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin-top: 20px;
}
.service-card .tag-list li {
  font-size: 12.5px;
  font-weight: 500;
  color: var(--color-muted);
  background: var(--color-surface-soft);
  border-radius: 999px;
  padding: 5px 12px;
}

/* ---------- About ---------- */
.about { background: var(--color-surface-alt); }
.about__grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: clamp(40px, 5vw, 80px);
  align-items: center;
}
.about__media {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4 / 5;
}
.about__media img { width: 100%; height: 100%; object-fit: cover; }
.about__media::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(11,15,26,.45));
}
.about__badge {
  position: absolute;
  left: 24px; bottom: 24px;
  display: flex; align-items: center; gap: 14px;
  padding: 14px 18px;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(8px);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
}
.about__badge .num {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
}
.about__badge span { font-size: 13px; color: var(--color-muted); }

.feature-list { display: grid; gap: 16px; margin: 28px 0 0; }
.feature-list li {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 14px;
  align-items: start;
  font-size: 1rem;
}
.feature-list .check {
  width: 28px; height: 28px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 999px;
  background: var(--color-primary-soft);
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 2px;
}
.feature-list .check svg { width: 14px; height: 14px; }
.feature-list strong { display: block; color: var(--color-ink); font-weight: 600; }
.feature-list p { color: var(--color-muted); margin: 2px 0 0; }

/* Pillars block nested inside the About section */
.about__pillars {
  margin-top: clamp(64px, 8vw, 112px);
  padding-top: clamp(48px, 6vw, 72px);
  border-top: 1px solid var(--color-line);
}
.about__pillars .section-head { margin-bottom: clamp(32px, 4vw, 48px); }
.about__pillars-title {
  font-size: clamp(1.6rem, 2.6vw, 2.25rem);
  margin-bottom: 14px;
}

/* ---------- Solutions (alternating bands) ---------- */
.solutions { background: var(--color-surface); }
.solutions__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 5vw, 80px);
  align-items: center;
}
.solutions__row + .solutions__row { margin-top: clamp(64px, 8vw, 120px); }
.solutions__row:nth-child(even) .solutions__media { order: -1; }
.solutions__media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 5 / 4;
}
.solutions__media img { width: 100%; height: 100%; object-fit: cover; }
.solution-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 32px;
}
.solution-feature .icon {
  width: 44px; height: 44px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 12px;
  background: var(--color-primary-soft);
  color: var(--color-primary);
  margin-bottom: 14px;
}
.solution-feature .icon svg { width: 22px; height: 22px; }
.solution-feature h4 { font-size: 1.05rem; margin-bottom: 6px; }
.solution-feature p { color: var(--color-muted); font-size: 14.5px; margin: 0; }

/* ---------- Coverage zones ---------- */
.coverage {
  background: var(--color-surface-dark);
  color: #fff;
  overflow: hidden;
  position: relative;
}
.coverage::before {
  content: "";
  position: absolute;
  inset: -1px 0 auto 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
}
.coverage h2 { color: #fff; }
.coverage .section-lead { color: rgba(255,255,255,.65); }
.coverage__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.zone-card {
  position: relative;
  padding: 32px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius);
  transition: background-color var(--t-base) var(--ease),
              border-color var(--t-base) var(--ease),
              transform var(--t-base) var(--ease);
}
.zone-card:hover {
  background: rgba(255,255,255,.06);
  border-color: rgba(200,30,30,.5);
  transform: translateY(-4px);
}
.zone-card .label {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 8px;
  display: flex; align-items: center; gap: 8px;
}
.zone-card .label::before {
  content: "";
  width: 8px; height: 8px;
  border-radius: 999px;
  background: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(200,30,30,.18);
}
.zone-card h3 { color: #fff; font-size: 1.4rem; margin-bottom: 10px; }
.zone-card p { color: rgba(255,255,255,.6); margin: 0; font-size: 15px; }

/* ---------- Advantages ---------- */
.advantages { background: var(--color-surface-alt); }
.advantages__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.advantage-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4 / 5;
  isolation: isolate;
  transition: transform var(--t-base) var(--ease), box-shadow var(--t-base) var(--ease);
  box-shadow: var(--shadow-sm);
}
.advantage-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.advantage-card img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--t-slow) var(--ease);
  z-index: -2;
}
.advantage-card:hover img { transform: scale(1.06); }
.advantage-card::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 30%, rgba(11,15,26,.85));
  z-index: -1;
}
.advantage-card__body {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 28px;
  color: #fff;
}
.advantage-card .pill {
  display: inline-block;
  padding: 5px 12px;
  background: rgba(255,255,255,.16);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 12px;
}
.advantage-card h3 {
  color: #fff;
  font-size: 1.25rem;
  margin: 0;
}

/* ---------- CTA / Contact ---------- */
.cta {
  background: var(--color-surface-darker);
  color: #fff;
  position: relative;
  overflow: hidden;
  isolation: isolate;
}
.cta::before {
  content: "";
  position: absolute;
  inset: -1px 0 auto 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
}
.cta::after {
  content: "";
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 1100px; height: 1100px;
  background: radial-gradient(closest-side, rgba(200,30,30,.16), transparent 70%);
  z-index: -1;
}
.cta__inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 64px;
  align-items: center;
}
.cta h2 {
  color: #fff;
  font-size: clamp(2rem, 4vw, 3.25rem);
  margin-bottom: 20px;
}
.cta p { color: rgba(255,255,255,.72); margin-bottom: 28px; max-width: 50ch; }
.cta__contact {
  display: grid;
  gap: 14px;
}
.cta__contact a {
  display: flex; align-items: center; gap: 16px;
  padding: 22px 24px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius);
  transition: background-color var(--t-base) var(--ease),
              border-color var(--t-base) var(--ease),
              transform var(--t-fast) var(--ease);
}
.cta__contact a:hover {
  background: rgba(255,255,255,.06);
  border-color: rgba(200,30,30,.5);
  transform: translateX(4px);
}
.cta__contact .icon {
  width: 48px; height: 48px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 12px;
  background: var(--color-primary);
  color: #fff;
  flex-shrink: 0;
}
.cta__contact .icon svg { width: 22px; height: 22px; }
.cta__contact span { display: block; font-size: 13px; color: rgba(255,255,255,.55); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 4px; }
.cta__contact strong { color: #fff; font-size: 1.05rem; font-weight: 600; }

/* ---------- Footer ---------- */
.site-footer {
  background: #000;
  color: rgba(255,255,255,.6);
  padding: 56px 0 28px;
}
.site-footer__top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.site-footer .brand img { height: 56px; }
.site-footer p { margin: 18px 0 0; max-width: 38ch; font-size: 14.5px; }
.site-footer h4 {
  color: #fff;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-family: var(--font-sans);
  font-weight: 600;
  margin-bottom: 18px;
}
.site-footer ul li + li { margin-top: 10px; }
.site-footer ul a { font-size: 14.5px; }
.site-footer ul a:hover { color: #fff; }
.site-footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding-top: 24px;
  font-size: 13px;
  color: rgba(255,255,255,.4);
}

/* ---------- Back to top ---------- */
.to-top {
  position: fixed;
  bottom: 24px; right: 24px;
  width: 48px; height: 48px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 999px;
  background: var(--color-primary);
  color: #fff;
  box-shadow: var(--shadow-md);
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  transition: opacity var(--t-base) var(--ease), transform var(--t-base) var(--ease);
  z-index: 50;
}
.to-top.is-visible { opacity: 1; transform: translateY(0); pointer-events: auto; }
.to-top:hover { background: var(--color-primary-dark); }

/* ---------- Reveal on scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 600ms var(--ease), transform 600ms var(--ease);
  will-change: opacity, transform;
}
.reveal.is-visible { opacity: 1; transform: none; }

/* Stagger children */
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 500ms var(--ease), transform 500ms var(--ease);
}
.reveal-stagger.is-visible > * { opacity: 1; transform: none; }
.reveal-stagger.is-visible > *:nth-child(1) { transition-delay: 60ms; }
.reveal-stagger.is-visible > *:nth-child(2) { transition-delay: 140ms; }
.reveal-stagger.is-visible > *:nth-child(3) { transition-delay: 220ms; }
.reveal-stagger.is-visible > *:nth-child(4) { transition-delay: 300ms; }
.reveal-stagger.is-visible > *:nth-child(5) { transition-delay: 380ms; }
.reveal-stagger.is-visible > *:nth-child(6) { transition-delay: 460ms; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .services__grid,
  .coverage__grid,
  .advantages__grid { grid-template-columns: repeat(2, 1fr); }
  .about__grid,
  .solutions__row,
  .cta__inner,
  .site-footer__top { grid-template-columns: 1fr; gap: 48px; }
  .solutions__row:nth-child(even) .solutions__media { order: 0; }
  .about__media { aspect-ratio: 16 / 11; max-height: 520px; }

  /* Hero on tablet/mobile: meta flows naturally below content */
  .hero {
    min-height: auto;
    flex-direction: column;
    align-items: stretch;
  }
  .hero__inner { padding: calc(var(--header-h) + 56px) 0 56px; }
  .hero__meta { position: static; margin-top: 24px; width: 100%; }
  .hero__meta .container { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 720px) {
  :root { --header-h: 64px; }
  .container { padding: 0 20px; }

  .menu-toggle { display: inline-flex; }
  .nav-links {
    position: fixed;
    top: var(--header-h);
    left: 12px; right: 12px;
    flex-direction: column;
    gap: 4px;
    padding: 16px;
    background: rgba(255,255,255,.98);
    backdrop-filter: blur(16px);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--t-base) var(--ease), transform var(--t-base) var(--ease);
  }
  .nav-links a {
    width: 100%;
    padding: 14px 16px;
    color: var(--color-text) !important;
    background: transparent !important;
    border-radius: var(--radius-sm);
    text-align: left;
  }
  .nav-links a:hover { background: var(--color-surface-soft) !important; }

  /* CTA button inside the mobile menu: keep it red + white, full width, separated */
  .nav-links a.nav-cta,
  .nav-links a.nav-cta.is-active {
    margin-top: 8px;
    padding: 16px 20px;
    color: #fff !important;
    background: var(--color-primary) !important;
    justify-content: center;
    text-align: center;
    font-weight: 600;
  }
  .nav-links a.nav-cta:hover {
    background: var(--color-primary-dark) !important;
  }
  .menu-open .nav-links {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }
  .menu-open .site-header {
    background: rgba(255,255,255,.92);
    backdrop-filter: blur(16px);
  }
  .menu-open .menu-toggle span,
  .menu-open .menu-toggle span::before,
  .menu-open .menu-toggle span::after { background: var(--color-ink); }

  .services__grid,
  .coverage__grid,
  .advantages__grid { grid-template-columns: 1fr; }
  .solution-features { grid-template-columns: 1fr; }
  .hero__meta .container { grid-template-columns: 1fr 1fr; gap: 16px; }
  .hero__meta-item strong { font-size: 1.15rem; }
  .site-footer__top { gap: 32px; }
  .site-footer__bottom { flex-direction: column; align-items: flex-start; }
}

/* Respect motion preferences */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .hero__bg { animation: none; transform: none; }
  html { scroll-behavior: auto; }
}

/* Print friendly (so user can save deck-style sections to PDF later) */
@media print {
  .site-header, .to-top { display: none !important; }
  section { padding: 24px 0; page-break-inside: avoid; }
  .hero { min-height: auto; color: var(--color-ink); }
  .hero::before { display: none; }
  .hero__bg { display: none; }
}