/* ============================================================
   АРСЕНАЛ СИСТЕМ — corporate site styles
   Design tokens, layout, components
   ============================================================ */

:root {
  /* Palette derived from logo (deep navy + corporate red) */
  --navy-900: #0A1A45;
  --navy-800: #0F2360;
  --navy-700: #142F7C;
  --navy-600: #1E40A8;
  --navy-100: #E7ECF8;
  --navy-50:  #F4F6FC;

  --red-600:  #C8102E;
  --red-500:  #DC2436;
  --red-50:   #FDECEE;

  --ink-900:  #0B1431;
  --ink-700:  #1F2A4C;
  --ink-500:  #4A5878;
  --ink-400:  #6B7796;
  --ink-300:  #97A1BA;
  --ink-200:  #C9D0E0;
  --ink-100:  #E5E9F2;

  --bg:       #FFFFFF;
  --bg-soft:  #F5F7FB;
  --bg-tint:  #EEF2FA;

  --radius-sm: 10px;
  --radius:    16px;
  --radius-lg: 22px;
  --radius-xl: 28px;

  --shadow-sm: 0 1px 2px rgba(15, 35, 96, 0.06), 0 1px 1px rgba(15, 35, 96, 0.04);
  --shadow:    0 8px 24px rgba(15, 35, 96, 0.08), 0 2px 6px rgba(15, 35, 96, 0.05);
  --shadow-lg: 0 24px 60px rgba(15, 35, 96, 0.16), 0 8px 24px rgba(15, 35, 96, 0.08);

  --container: 1200px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink-700);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5 {
  font-family: 'Manrope', 'Inter', sans-serif;
  color: var(--ink-900);
  margin: 0 0 0.5em;
  line-height: 1.18;
  letter-spacing: -0.02em;
  font-weight: 800;
}

h1 { font-size: clamp(2.2rem, 4.6vw, 3.6rem); }
h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 1.8vw, 1.45rem); font-weight: 700; }
h4 { font-size: 1.075rem; font-weight: 700; }
h5 { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-500); }

p { margin: 0 0 1em; }

a { color: inherit; text-decoration: none; transition: color 0.2s var(--ease); }
a:hover { color: var(--navy-700); }

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

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

.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.7);
  padding: 6px 12px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  margin-bottom: 1.2rem;
}
.eyebrow-dark {
  color: var(--navy-700);
  border-color: var(--navy-100);
  background: var(--navy-50);
}

.accent { color: var(--red-600); }

/* -------------------- Buttons -------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 24px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), background 0.2s var(--ease), color 0.2s var(--ease);
  white-space: nowrap;
}
.btn-primary {
  background: var(--red-600);
  color: #fff;
  box-shadow: 0 8px 22px rgba(200, 16, 46, 0.28);
}
.btn-primary:hover {
  background: var(--red-500);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(200, 16, 46, 0.34);
}
.btn-ghost {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.3);
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.5);
}
.btn-sm { padding: 10px 18px; font-size: 0.85rem; }
.btn-lg { padding: 18px 32px; font-size: 1rem; }
.btn-block { width: 100%; }

/* -------------------- Header -------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(140%) blur(16px);
  -webkit-backdrop-filter: saturate(140%) blur(16px);
  border-bottom: 1px solid transparent;
  transition: box-shadow 0.2s var(--ease), border-color 0.2s var(--ease);
}
.site-header.scrolled {
  border-bottom-color: var(--ink-100);
  box-shadow: 0 6px 20px rgba(15, 35, 96, 0.04);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 80px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}
.brand-mark {
  height: 44px;
  width: auto;
}
.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.brand-title {
  font-family: 'Manrope', sans-serif;
  font-weight: 800;
  font-size: 1.18rem;
  letter-spacing: 0.05em;
  color: var(--navy-900);
  text-transform: uppercase;
  line-height: 1.05;
  display: inline-flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.35em;
}
.brand-title-accent {
  background: linear-gradient(120deg, var(--red-500) 0%, var(--red-600) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.brand-sub {
  font-size: 0.72rem;
  color: var(--ink-400);
  letter-spacing: 0.04em;
}
.nav {
  display: flex;
  gap: 28px;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--ink-700);
}
.nav a {
  position: relative;
  padding: 6px 0;
  white-space: nowrap;
}
.nav a::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 2px;
  background: var(--red-600);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s var(--ease);
}
.nav a:hover { color: var(--navy-900); }
.nav a:hover::after { transform: scaleX(1); }

.header-cta {
  display: flex;
  align-items: center;
  gap: 14px;
}
.phone {
  font-weight: 700;
  color: var(--navy-900);
  font-size: 0.95rem;
  white-space: nowrap;
}
.phone:hover { color: var(--red-600); }

.burger {
  display: none;
  width: 40px;
  height: 40px;
  background: none;
  border: 1px solid var(--ink-100);
  border-radius: 10px;
  cursor: pointer;
  padding: 0;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
}
.burger span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--navy-900);
  border-radius: 2px;
  transition: transform 0.25s var(--ease), opacity 0.25s var(--ease);
}
.burger.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* -------------------- Hero -------------------- */
.hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(140deg, #0A1A45 0%, #102B70 55%, #1A3A95 100%);
  color: #fff;
  padding: 96px 0 120px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(60% 50% at 80% 10%, rgba(200, 16, 46, 0.30) 0%, transparent 60%),
    radial-gradient(40% 40% at 10% 100%, rgba(30, 64, 168, 0.45) 0%, transparent 60%);
  pointer-events: none;
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(60% 50% at 50% 40%, #000 30%, transparent 100%);
}
.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 80px;
  align-items: center;
}
.hero-copy h1 {
  color: #fff;
  margin-bottom: 1rem;
}
.hero-copy .lead {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.78);
  max-width: 540px;
  margin-bottom: 2rem;
}
.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}
.hero-trust {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  gap: 40px;
}
.hero-trust li {
  display: flex;
  flex-direction: column;
}
.hero-trust strong {
  font-family: 'Manrope', sans-serif;
  font-size: 2rem;
  font-weight: 800;
  color: #fff;
  line-height: 1;
}
.hero-trust span {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.55);
  margin-top: 6px;
}

.hero-visual {
  position: relative;
  height: 480px;
}
.hero-card {
  position: absolute;
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  transition: transform 0.5s var(--ease);
}
.hero-card img { width: 100%; height: 100%; object-fit: cover; }
.hero-card-1 {
  top: 0;
  right: 0;
  width: 360px;
  height: 240px;
  transform: rotate(2deg);
}
.hero-card-2 {
  bottom: 30px;
  left: 0;
  width: 300px;
  height: 200px;
  transform: rotate(-3deg);
}
.hero-card-3 {
  top: 180px;
  right: 60px;
  width: 220px;
  height: 220px;
  transform: rotate(6deg);
}
.hero-visual:hover .hero-card-1 { transform: rotate(0deg) translateY(-6px); }
.hero-visual:hover .hero-card-2 { transform: rotate(0deg) translateY(-6px); }
.hero-visual:hover .hero-card-3 { transform: rotate(0deg) translateY(-6px); }

.hero-badge {
  position: absolute;
  bottom: -20px;
  right: 40px;
  display: flex;
  align-items: center;
  gap: 12px;
  background: #fff;
  color: var(--ink-900);
  padding: 14px 20px;
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  z-index: 2;
}
.hero-badge svg { width: 28px; height: 28px; color: var(--red-600); flex-shrink: 0; }
.hero-badge strong { display: block; font-weight: 700; font-size: 0.95rem; }
.hero-badge small { display: block; color: var(--ink-500); font-size: 0.78rem; }

/* -------------------- Trust strip -------------------- */
.strip {
  background: #fff;
  padding: 0;
  margin-top: -48px;
  position: relative;
  z-index: 3;
}
.strip-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--ink-100);
  border: 1px solid var(--ink-100);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.strip-item {
  background: #fff;
  padding: 28px 24px;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.strip-num {
  font-family: 'Manrope', sans-serif;
  font-size: 2rem;
  font-weight: 800;
  color: var(--navy-900);
  line-height: 1;
}
.strip-label {
  font-size: 0.88rem;
  color: var(--ink-500);
}

/* -------------------- Generic sections -------------------- */
.section { padding: 100px 0; }
.section-soft { background: var(--bg-soft); }
.section-dark {
  background: var(--navy-900);
  color: rgba(255, 255, 255, 0.85);
}
.section-dark h2, .section-dark h3, .section-dark h4 { color: #fff; }
.section-dark .section-head p { color: rgba(255, 255, 255, 0.65); }

.section-head {
  max-width: 720px;
  margin: 0 auto 56px;
  text-align: center;
}
.section-head p {
  font-size: 1.075rem;
  color: var(--ink-500);
}
.section-head-light p { color: rgba(255, 255, 255, 0.7); }

/* -------------------- About -------------------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about-copy p { color: var(--ink-500); font-size: 1.05rem; }
.about-bullets {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 32px;
}
.bullet {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--ink-700);
}
.bullet svg {
  width: 22px; height: 22px;
  color: var(--red-600);
  background: var(--red-50);
  border-radius: 50%;
  padding: 4px;
  flex-shrink: 0;
}
.about-visual {
  position: relative;
}
.about-photo {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4 / 3.2;
}
.about-photo img { width: 100%; height: 100%; object-fit: cover; }
.about-quote {
  position: absolute;
  bottom: -32px;
  left: -32px;
  max-width: 340px;
  background: #fff;
  border-radius: var(--radius);
  padding: 24px 26px;
  box-shadow: var(--shadow-lg);
  border-left: 4px solid var(--red-600);
}
.about-quote p {
  font-family: 'Manrope', sans-serif;
  font-weight: 600;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--ink-900);
  margin: 0 0 8px;
}
.about-quote span {
  font-size: 0.82rem;
  color: var(--ink-500);
}

/* -------------------- Services -------------------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.service-card {
  background: #fff;
  border: 1px solid var(--ink-100);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), border-color 0.3s var(--ease);
  display: flex;
  flex-direction: column;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.service-card-featured {
  background: var(--navy-900);
  border-color: var(--navy-900);
  color: rgba(255, 255, 255, 0.78);
}
.service-card-featured h3 { color: #fff; }
.service-card-featured .service-icon {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
}
.service-card-featured .service-list li { color: rgba(255, 255, 255, 0.7); }
.service-card-featured .service-list li::before { background: var(--red-500); }

.service-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: var(--navy-50);
  color: var(--navy-800);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
}
.service-icon svg { width: 28px; height: 28px; }
.service-card h3 { margin-bottom: 10px; }
.service-card p {
  font-size: 0.94rem;
  color: var(--ink-500);
  margin-bottom: 18px;
}
.service-card-featured p { color: rgba(255, 255, 255, 0.78); }
.service-list {
  list-style: none;
  padding: 0;
  margin: auto 0 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.88rem;
  color: var(--ink-500);
}
.service-list li {
  position: relative;
  padding-left: 18px;
}
.service-list li::before {
  content: '';
  position: absolute;
  left: 0; top: 9px;
  width: 8px; height: 2px;
  background: var(--red-600);
  border-radius: 2px;
}

/* -------------------- Directions -------------------- */
.directions-grid {
  display: flex;
  flex-direction: column;
  gap: 32px;
}
.dir-card {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 56px;
  align-items: center;
  background: #fff;
  border: 1px solid var(--ink-100);
  border-radius: var(--radius-xl);
  padding: 36px;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.dir-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.dir-card-reverse {
  grid-template-columns: 1fr 1.1fr;
}
.dir-card-reverse .dir-image { order: 2; }
.dir-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 16/10;
  background: var(--bg-tint);
}
.dir-image img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s var(--ease); }
.dir-card:hover .dir-image img { transform: scale(1.05); }
.dir-body { padding: 0 8px; }
.dir-tag {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--red-600);
  margin-bottom: 14px;
}
.dir-body h3 { font-size: 1.6rem; margin-bottom: 14px; }
.dir-body p {
  font-size: 1rem;
  color: var(--ink-500);
}
.dir-link {
  display: inline-block;
  margin-top: 12px;
  font-weight: 600;
  color: var(--navy-800);
  transition: gap 0.2s var(--ease);
}
.dir-link:hover { color: var(--red-600); }

/* -------------------- Equipment -------------------- */
.equipment-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.eq-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.3s var(--ease), background 0.3s var(--ease), border-color 0.3s var(--ease);
}
.eq-card:hover {
  transform: translateY(-6px);
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(255, 255, 255, 0.18);
}
.eq-img {
  aspect-ratio: 16/10;
  overflow: hidden;
  background: #fff;
}
.eq-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s var(--ease); }
.eq-card:hover .eq-img img { transform: scale(1.06); }
.eq-content {
  padding: 22px 24px 26px;
}
.eq-content h4 { font-size: 1.1rem; margin-bottom: 8px; color: #fff; }
.eq-content p { font-size: 0.9rem; color: rgba(255, 255, 255, 0.65); margin: 0; }

/* -------------------- Process / steps -------------------- */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  counter-reset: step;
}
.step {
  position: relative;
  background: #fff;
  border: 1px solid var(--ink-100);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.step:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.step-num {
  font-family: 'Manrope', sans-serif;
  font-weight: 800;
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  color: var(--red-600);
  background: var(--red-50);
  display: inline-block;
  padding: 6px 10px;
  border-radius: 8px;
  margin-bottom: 18px;
}
.step h4 { margin-bottom: 8px; }
.step p { font-size: 0.9rem; color: var(--ink-500); margin: 0; }

/* -------------------- Why us -------------------- */
.why-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.2fr;
  gap: 64px;
  align-items: start;
}
.why-grid > div:first-child { padding-top: 8px; }
.why-grid p { color: var(--ink-500); font-size: 1.05rem; }
.why-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.why-item {
  background: #fff;
  padding: 24px;
  border-radius: var(--radius);
  border: 1px solid var(--ink-100);
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.why-item:hover {
  transform: translateY(-3px);
  border-color: transparent;
  box-shadow: var(--shadow);
}
.why-item h4 { margin-bottom: 8px; color: var(--navy-900); }
.why-item p { font-size: 0.92rem; margin: 0; color: var(--ink-500); }

/* -------------------- CTA banner -------------------- */
.cta-banner {
  position: relative;
  padding: 70px 0;
  background: linear-gradient(120deg, var(--red-600) 0%, #962033 100%);
  color: #fff;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(40% 60% at 90% 50%, rgba(255, 255, 255, 0.12), transparent);
}
.cta-banner-inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.cta-banner h2 { color: #fff; margin-bottom: 6px; }
.cta-banner p { color: rgba(255, 255, 255, 0.85); margin: 0; }
.cta-banner .btn-primary {
  background: #fff;
  color: var(--red-600);
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.15);
}
.cta-banner .btn-primary:hover {
  background: #fff;
  color: var(--navy-900);
  transform: translateY(-2px);
}

/* -------------------- Contacts -------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.contact-list {
  list-style: none;
  padding: 0;
  margin: 32px 0 0;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.contact-list li {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}
.contact-list svg {
  width: 22px; height: 22px;
  color: var(--red-600);
  background: var(--red-50);
  border-radius: 10px;
  padding: 10px;
  box-sizing: content-box;
  flex-shrink: 0;
}
.contact-label {
  display: block;
  font-size: 0.78rem;
  color: var(--ink-400);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 2px;
}
.contact-list a {
  color: var(--ink-900);
  font-weight: 600;
}
.contact-list a:hover { color: var(--red-600); }

.contact-form {
  background: #fff;
  border: 1px solid var(--ink-100);
  border-radius: var(--radius-xl);
  padding: 40px;
  box-shadow: var(--shadow);
}
.contact-form h3 { margin-bottom: 6px; }
.form-sub { color: var(--ink-500); font-size: 0.92rem; margin-bottom: 24px; }
.contact-form label {
  display: block;
  margin-bottom: 16px;
}
.contact-form label > span {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--ink-700);
  margin-bottom: 8px;
}
.contact-form input,
.contact-form textarea {
  width: 100%;
  font-family: inherit;
  font-size: 0.95rem;
  padding: 13px 16px;
  border: 1px solid var(--ink-200);
  border-radius: 12px;
  background: #fff;
  color: var(--ink-900);
  resize: vertical;
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--navy-600);
  box-shadow: 0 0 0 4px rgba(30, 64, 168, 0.12);
}
.form-note {
  display: block;
  color: var(--ink-400);
  font-size: 0.78rem;
  margin-top: 14px;
  text-align: center;
}
.form-ok,
.form-err {
  margin-top: 16px;
  padding: 14px 16px;
  border-radius: 12px;
  font-size: 0.92rem;
  font-weight: 500;
  text-align: center;
}
.form-ok {
  background: #E6F7EE;
  color: #086C3B;
}
.form-err {
  background: #FDECEE;
  color: #962033;
}

/* Honeypot — скрытое поле, скрываем от пользователей */
.hp-field {
  position: absolute !important;
  left: -10000px !important;
  width: 1px !important;
  height: 1px !important;
  opacity: 0;
  pointer-events: none;
}

/* Submit button loading state */
#leadSubmit .btn-spinner {
  display: none;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, 0.4);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
#leadSubmit.is-loading .btn-label { opacity: 0.6; }
#leadSubmit.is-loading .btn-spinner { display: inline-block; }
#leadSubmit:disabled { cursor: wait; opacity: 0.85; }
@keyframes spin { to { transform: rotate(360deg); } }

/* -------------------- Footer -------------------- */
.site-footer {
  background: var(--navy-900);
  color: rgba(255, 255, 255, 0.7);
  padding: 70px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.7fr 1fr 1fr;
  gap: 56px;
  padding-bottom: 48px;
}
.footer-brand { max-width: 360px; }
.footer-logo {
  height: 46px;
  width: auto;
  background: #fff;
  padding: 7px 12px;
  border-radius: 10px;
  margin-bottom: 20px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}
.footer-name {
  color: #fff;
  font-family: 'Manrope', 'Inter', sans-serif;
  font-weight: 800;
  font-size: 1.6rem;
  letter-spacing: 0.04em;
  line-height: 1.1;
  margin: 0 0 14px;
  text-transform: uppercase;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.4em;
}
.footer-name-accent {
  color: var(--red-500);
  background: linear-gradient(120deg, var(--red-500) 0%, var(--red-600) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.footer-divider {
  display: block;
  width: 48px;
  height: 3px;
  background: linear-gradient(90deg, var(--red-500) 0%, var(--red-600) 100%);
  border-radius: 2px;
  margin-bottom: 16px;
}
.footer-tagline {
  color: rgba(255, 255, 255, 0.92);
  font-size: 1.02rem;
  font-weight: 600;
  line-height: 1.4;
  margin: 0 0 10px;
}
.footer-desc {
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.55);
  margin: 0;
}
.site-footer h5 {
  color: #fff;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  margin-bottom: 18px;
}
.site-footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.site-footer ul a {
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.92rem;
}
.site-footer ul a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 22px 0;
}
.footer-bottom-inner {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
  flex-wrap: wrap;
  gap: 12px;
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1280px) {
  .nav { gap: 20px; font-size: 0.88rem; }
  .brand-sub { display: none; }
}
@media (max-width: 1100px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .equipment-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .hero-inner { gap: 48px; }
  .hero-card-1 { width: 300px; height: 200px; }
  .hero-card-2 { width: 250px; height: 170px; }
  .hero-card-3 { width: 190px; height: 190px; right: 30px; }
}

@media (max-width: 900px) {
  .header-inner { height: 72px; }
  .nav {
    position: fixed;
    top: 72px;
    right: 16px;
    left: 16px;
    background: #fff;
    border: 1px solid var(--ink-100);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    flex-direction: column;
    padding: 24px;
    gap: 8px;
    opacity: 0;
    transform: translateY(-12px);
    pointer-events: none;
    transition: opacity 0.25s var(--ease), transform 0.25s var(--ease);
  }
  .nav.open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }
  .nav a { padding: 12px 8px; border-bottom: 1px solid var(--ink-100); }
  .nav a:last-child { border-bottom: none; }
  .nav a::after { display: none; }
  .phone { display: none; }
  .burger { display: flex; }
  .brand-sub { display: none; }

  .hero { padding: 64px 0 90px; }
  .hero-inner { grid-template-columns: 1fr; gap: 56px; }
  .hero-visual { height: 360px; max-width: 480px; margin: 0 auto; }
  .hero-trust { gap: 28px; }
  .hero-trust strong { font-size: 1.6rem; }

  .strip-grid { grid-template-columns: repeat(2, 1fr); }

  .about-grid { grid-template-columns: 1fr; gap: 56px; }
  .about-quote { position: static; max-width: none; margin-top: 24px; }

  .dir-card { grid-template-columns: 1fr; gap: 28px; padding: 24px; }
  .dir-card-reverse .dir-image { order: 0; }

  .why-grid { grid-template-columns: 1fr; gap: 32px; }
  .why-list { grid-template-columns: 1fr 1fr; }

  .contact-grid { grid-template-columns: 1fr; gap: 40px; }

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

@media (max-width: 640px) {
  .section { padding: 72px 0; }
  .container { padding: 0 18px; }
  .header-inner { gap: 12px; }
  .brand-mark { height: 38px; }
  .brand-title { font-size: 0.92rem; }
  .header-cta .btn { display: none; }

  .hero { padding: 56px 0 80px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { width: 100%; }
  .hero-trust { gap: 20px; flex-wrap: wrap; }
  .hero-visual { height: 320px; }
  .hero-card-1 { width: 240px; height: 170px; }
  .hero-card-2 { width: 210px; height: 150px; }
  .hero-card-3 { width: 160px; height: 160px; right: 40px; }
  .hero-badge { right: 8px; padding: 10px 14px; }

  .strip { margin-top: -32px; }
  .strip-grid { grid-template-columns: 1fr 1fr; }
  .strip-item { padding: 22px 18px; }
  .strip-num { font-size: 1.5rem; }

  .about-bullets { grid-template-columns: 1fr; }

  .services-grid { grid-template-columns: 1fr; }
  .equipment-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .why-list { grid-template-columns: 1fr; }

  .contact-form { padding: 28px 22px; }
  .cta-banner-inner { flex-direction: column; text-align: center; align-items: stretch; }
  .cta-banner-inner .btn { align-self: center; }

  .footer-grid { grid-template-columns: 1fr; gap: 32px; padding-bottom: 32px; }
  .footer-bottom-inner { justify-content: center; text-align: center; }
}