:root {
  --primary-blue: #003f91;
  --dark-blue: #002b63;
  --light-blue: #eaf3ff;
  --accent-blue: #007bff;
  --text-dark: #1f2933;
  --text-muted: #6c757d;
  --white: #ffffff;
  --border-blue: rgba(0, 63, 145, .14);
  --shadow-soft: 0 18px 45px rgba(0, 43, 99, .08);
  --shadow-hover: 0 22px 52px rgba(0, 43, 99, .14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 86px;
}

body {
  color: var(--text-dark);
  font-family: "Arial", "Helvetica", sans-serif;
  line-height: 1.6;
  background: var(--white);
  overflow-x: hidden;
}

a {
  color: var(--primary-blue);
  text-decoration: none;
}

a:hover {
  color: var(--accent-blue);
}

.navbar {
  min-height: 86px;
  transition: box-shadow .22s ease, min-height .22s ease, background-color .22s ease;
}

.navbar.navbar-scrolled {
  box-shadow: 0 10px 30px rgba(0, 43, 99, .12);
}

.brand-logo {
  width: 62px;
  height: 62px;
  object-fit: contain;
  transition: transform .22s ease;
}

.navbar-brand:hover .brand-logo {
  transform: rotate(-8deg) scale(1.03);
}

.brand-name {
  color: var(--primary-blue);
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: .02em;
  white-space: nowrap;
}

.navbar-nav {
  gap: .45rem;
}

.nav-link {
  color: #111827;
  font-weight: 600;
  padding: .65rem 1rem !important;
  position: relative;
  transition: color .2s ease;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 1rem;
  right: 1rem;
  bottom: .35rem;
  height: 2px;
  background: var(--primary-blue);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .2s ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary-blue);
}

.nav-link:hover::after,
.nav-link.active::after {
  transform: scaleX(1);
}

.header-phone {
  align-items: center;
  color: #101827;
  display: inline-flex;
  font-size: 1.08rem;
  font-weight: 800;
  gap: .5rem;
  white-space: nowrap;
  transition: color .2s ease, transform .2s ease;
}

.header-phone i {
  color: var(--primary-blue);
}

.header-phone:hover {
  color: var(--primary-blue);
  transform: translateY(-1px);
}

.hero-section {
  background:
    linear-gradient(90deg, rgba(0, 22, 53, .94) 0%, rgba(0, 43, 99, .78) 45%, rgba(7, 12, 20, .68) 100%),
    url("../img/hero.jpg") center / cover no-repeat;
  color: var(--white);
  margin-top: 86px;
  min-height: 590px;
  overflow: hidden;
  position: relative;
}

.hero-overlay {
  background:
    linear-gradient(135deg, transparent 0 62%, rgba(255, 193, 7, .13) 62% 64%, transparent 64% 100%),
    radial-gradient(circle at 80% 45%, rgba(0, 123, 255, .2), transparent 25%);
  inset: 0;
  position: absolute;
}

.hero-section::after {
  background: repeating-linear-gradient(135deg, rgba(255, 193, 7, .2) 0 14px, rgba(0, 0, 0, .08) 14px 28px);
  bottom: 0;
  content: "";
  height: 18px;
  left: 0;
  opacity: .55;
  position: absolute;
  right: 0;
}

.min-vh-hero {
  min-height: 590px;
  padding: 5.4rem 0;
}

.hero-label {
  align-items: center;
  display: inline-flex;
  font-weight: 700;
  gap: .65rem;
  margin-bottom: 1.1rem;
  text-shadow: 0 2px 14px rgba(0, 0, 0, .28);
}

.hero-label::before {
  color: #cfe2ff;
  content: "\F633";
  font-family: "bootstrap-icons";
  font-size: 1.4rem;
}

.hero-section h1 {
  font-size: clamp(2.3rem, 4vw, 4.6rem);
  font-weight: 800;
  line-height: 1.08;
  margin-bottom: 1.25rem;
  max-width: 760px;
  text-shadow: 0 4px 24px rgba(0, 0, 0, .36);
}

.hero-text {
  font-size: clamp(1rem, 1.4vw, 1.25rem);
  margin-bottom: 2rem;
  max-width: 680px;
  text-shadow: 0 2px 18px rgba(0, 0, 0, .28);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.btn {
  border-radius: 6px;
  font-weight: 700;
  padding-inline: 2rem;
  transition: transform .22s ease, box-shadow .22s ease, background-color .22s ease, border-color .22s ease;
}

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

.btn-primary {
  background: var(--primary-blue);
  border-color: var(--primary-blue);
  box-shadow: 0 12px 24px rgba(0, 63, 145, .28);
}

.btn-primary:hover {
  background: var(--dark-blue);
  border-color: var(--dark-blue);
  box-shadow: 0 16px 30px rgba(0, 63, 145, .38);
}

.btn-outline-light:hover {
  box-shadow: 0 14px 28px rgba(255, 255, 255, .16);
}

.hero-compass {
  background: rgba(234, 243, 255, .2);
  border: 1px solid rgba(255, 255, 255, .24);
  border-radius: 50%;
  filter: drop-shadow(0 24px 38px rgba(0, 0, 0, .38));
  max-width: 280px;
  opacity: .82;
  padding: .5rem;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: 1.7rem;
}

.hero-badges span {
  align-items: center;
  backdrop-filter: blur(8px);
  background: rgba(255, 255, 255, .1);
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: 6px;
  display: inline-flex;
  font-size: .95rem;
  font-weight: 700;
  gap: .45rem;
  padding: .55rem .8rem;
}

.hero-badges i {
  color: #cfe2ff;
}

.section {
  padding: 78px 0;
}

.bg-soft {
  background: linear-gradient(180deg, #f8fbff, #ffffff);
}

.section-kicker {
  color: var(--primary-blue);
  font-weight: 800;
  margin-bottom: .65rem;
}

h2 {
  color: var(--dark-blue);
  font-size: clamp(1.8rem, 2.5vw, 2.7rem);
  font-weight: 800;
  line-height: 1.18;
}

.lead-copy {
  color: var(--text-muted);
  font-size: 1.08rem;
  margin-top: 1rem;
}

.section-heading {
  margin: 0 auto 2.4rem;
  max-width: 760px;
}

.about-panel,
.contacts-panel {
  background: var(--white);
  border: 1px solid var(--border-blue);
  border-radius: 8px;
  box-shadow: var(--shadow-soft);
  padding: 2rem;
}

.check-list {
  display: grid;
  gap: 1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.check-list li {
  align-items: flex-start;
  display: flex;
  font-weight: 600;
  gap: .8rem;
}

.check-list li::before {
  color: var(--accent-blue);
  content: "\F26E";
  flex: 0 0 auto;
  font-family: "bootstrap-icons";
}

.product-card,
.advantage-card {
  background: var(--white);
  border: 1px solid var(--border-blue);
  border-radius: 8px;
  box-shadow: 0 14px 36px rgba(0, 43, 99, .07);
  overflow: hidden;
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}

.product-card:hover,
.advantage-card:hover {
  border-color: rgba(0, 123, 255, .35);
  box-shadow: var(--shadow-hover);
  transform: translateY(-5px);
}

.product-card img {
  aspect-ratio: 4 / 3;
  display: block;
  object-fit: cover;
  transition: transform .35s ease, filter .35s ease;
  width: 100%;
}

.product-card:hover img {
  filter: saturate(1.08) contrast(1.04);
  transform: scale(1.035);
}

.product-body {
  padding: 1.25rem;
}

.product-body h3,
.advantage-card h3,
.contacts-info h3 {
  color: #101827;
  font-size: 1.08rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: .55rem;
}

.product-body p {
  color: var(--text-muted);
  margin: 0;
}

.advantage-card {
  align-items: center;
  display: flex;
  gap: 1rem;
  min-height: 126px;
  padding: 1.5rem;
}

.advantage-card i {
  align-items: center;
  background: var(--light-blue);
  border-radius: 50%;
  color: var(--primary-blue);
  display: inline-flex;
  flex: 0 0 56px;
  font-size: 1.8rem;
  height: 56px;
  justify-content: center;
  width: 56px;
  transition: background-color .22s ease, color .22s ease, transform .22s ease;
}

.advantage-card:hover i {
  background: var(--primary-blue);
  color: var(--white);
  transform: scale(1.04);
}

.advantage-card h3 {
  margin: 0;
}

.contacts-info {
  background: #fff;
}

.contacts-info h3 {
  font-size: 1.35rem;
  margin-bottom: 1.2rem;
}

.contacts-info ul {
  display: grid;
  gap: 1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.contacts-info li {
  align-items: flex-start;
  display: flex;
  gap: .85rem;
}

.contacts-info i {
  color: var(--primary-blue);
  flex: 0 0 24px;
  font-size: 1.2rem;
  line-height: 1.4;
}

.contacts-info a,
.contacts-info span {
  color: var(--text-dark);
  font-weight: 600;
}

.contacts-info a {
  transition: color .2s ease;
}

.contacts-info a:hover {
  color: var(--primary-blue);
}

.map-placeholder {
  align-items: center;
  background: linear-gradient(135deg, rgba(234, 243, 255, .96), rgba(255, 255, 255, .9)), url("../img/hero.jpg") center / cover;
  border: 1px solid rgba(0, 63, 145, .14);
  border-radius: 8px;
  color: var(--dark-blue);
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 320px;
  overflow: hidden;
  padding: 2rem;
  text-align: center;
}

.map-placeholder i {
  color: var(--accent-blue);
  font-size: 3.5rem;
  margin-bottom: .75rem;
}

.map-placeholder span {
  font-size: 1.25rem;
  font-weight: 800;
}

.site-footer {
  background: linear-gradient(90deg, var(--dark-blue), var(--primary-blue));
  color: var(--white);
  padding: 1.5rem 0;
}

.site-footer p {
  margin: 0;
}

.site-footer a {
  color: var(--white);
}

.footer-brand {
  align-items: center;
  display: inline-flex;
  font-weight: 800;
  gap: .65rem;
}

.footer-brand img {
  height: 44px;
  width: 44px;
}

.whatsapp-float {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 64px;
  height: 64px;
  background: #25d366;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  z-index: 9999;
  box-shadow: 0 10px 25px rgba(0,0,0,.25);
  transition: transform .2s ease, box-shadow .2s ease;
}

.whatsapp-float:hover {
  transform: scale(1.08);
  color: #fff;
  box-shadow: 0 14px 35px rgba(0,0,0,.35);
}

@media (max-width: 1199.98px) {
  .navbar-nav {
    gap: 0;
  }

  .nav-link {
    padding-inline: .7rem !important;
  }
}

@media (max-width: 991.98px) {
  html {
    scroll-padding-top: 76px;
  }

  .navbar {
    min-height: 76px;
  }

  .brand-logo {
    height: 52px;
    width: 52px;
  }

  .brand-name {
    font-size: 1.1rem;
  }

  .navbar-collapse {
    background: var(--white);
    border-top: 1px solid rgba(0, 63, 145, .12);
    margin-top: .8rem;
    padding: .8rem 0 1rem;
  }

  .nav-link::after {
    left: .7rem;
    right: auto;
    width: 48px;
  }

  .hero-section {
    margin-top: 76px;
    min-height: auto;
  }

  .min-vh-hero {
    min-height: 540px;
    padding: 4rem 0;
  }

  .section {
    padding: 62px 0;
  }
}

@media (max-width: 767.98px) {
  .about-panel,
  .contacts-panel {
    padding: 1.4rem;
  }

  .advantage-card {
    min-height: 112px;
  }

  .site-footer {
    padding-bottom: 5.8rem;
  }
}

@media (max-width: 575.98px) {
  .brand-name {
    font-size: .98rem;
  }

  .brand-logo {
    height: 46px;
    width: 46px;
  }

  .hero-section h1 {
    font-size: 2rem;
  }

  .hero-actions .btn {
    flex: 1 1 100%;
    padding-inline: 1rem;
  }

  .hero-badges {
    gap: .55rem;
  }

  .hero-badges span {
    flex: 1 1 100%;
    justify-content: center;
  }

  .min-vh-hero {
    min-height: 574px;
    padding: 3rem 0 3.7rem;
  }

  .section {
    padding: 52px 0;
  }

  .product-body {
    padding: 1.1rem;
  }

  .advantage-card {
    align-items: flex-start;
  }

  .whatsapp-float {
    bottom: 18px;
    height: 58px;
    right: 18px;
    width: 58px;
  }
}