:root {
  --ink: #233041;
  --muted: #627085;
  --line: #e4e8ee;
  --paper: #ffffff;
  --soft: #f5f8f7;
  --mint: #dff6ec;
  --coral: #ff716e;
  --green: #1fb765;
  --blue: #2f80ed;
  --yellow: #ffe08a;
  --shadow: 0 18px 45px rgba(35, 48, 65, .10);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.55;
  background: var(--paper);
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 22px;
  min-height: 74px;
  padding: 12px clamp(18px, 4vw, 56px);
  border-bottom: 1px solid rgba(228, 232, 238, .85);
  background: rgba(255, 255, 255, .94);
  backdrop-filter: blur(12px);
}

.brand {
  flex: 0 0 auto;
  font-size: 20px;
  font-weight: 800;
}

.main-nav {
  display: flex;
  flex: 1;
  justify-content: center;
  gap: 16px;
  font-size: 14px;
  color: var(--muted);
}

.main-nav a {
  padding: 8px 0;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 11px 18px;
  border: 1px solid transparent;
  border-radius: 7px;
  font-weight: 800;
  line-height: 1.15;
  cursor: pointer;
}

.button-whatsapp {
  color: #fff;
  background: var(--green);
  box-shadow: 0 10px 22px rgba(31, 183, 101, .22);
}

.button-secondary {
  color: var(--ink);
  background: #fff;
  border-color: var(--line);
}

.button-small {
  min-height: 38px;
  padding: 9px 14px;
  font-size: 14px;
}

.hero {
  position: relative;
  min-height: 650px;
  display: grid;
  align-items: center;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(255,255,255,.94) 0%, rgba(255,255,255,.78) 38%, rgba(255,255,255,.18) 72%);
}

.hero > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(660px, calc(100% - 36px));
  margin-left: clamp(18px, 7vw, 86px);
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 18px;
  font-size: clamp(38px, 5vw, 70px);
  line-height: 1.02;
}

h2 {
  margin-bottom: 12px;
  font-size: clamp(28px, 3vw, 42px);
  line-height: 1.1;
}

h3 {
  margin-bottom: 8px;
  font-size: 20px;
  line-height: 1.2;
}

.hero-content > p:not(.eyebrow),
.page-hero p,
.section-heading p {
  color: var(--muted);
  font-size: 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.section {
  padding: 78px clamp(18px, 4vw, 56px);
}

.tinted {
  background: var(--soft);
}

.section-heading {
  width: min(900px, 100%);
  margin-bottom: 32px;
}

.section-heading.split {
  display: flex;
  width: 100%;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
}

.text-link {
  color: var(--blue);
  font-weight: 800;
  white-space: nowrap;
}

.advantage-grid,
.feature-list {
  display: grid;
  grid-template-columns: repeat(7, minmax(130px, 1fr));
  gap: 12px;
}

.advantage-grid div,
.feature-list span {
  min-height: 86px;
  display: flex;
  align-items: center;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  font-weight: 800;
  box-shadow: 0 10px 25px rgba(35, 48, 65, .05);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.product-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 10px 25px rgba(35, 48, 65, .05);
}

.product-image {
  display: block;
  aspect-ratio: 1.18;
  overflow: hidden;
  background: #f7fafc;
}

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

.product-body {
  padding: 18px;
}

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

.product-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 14px 0;
}

.product-meta span {
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--mint);
  color: #17644a;
  font-size: 12px;
  font-weight: 800;
}

.service-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.service-strip article,
.blog-grid article,
.cert-grid article,
.timeline div {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: var(--shadow);
}

.service-strip article {
  padding: 18px;
}

.service-strip img {
  width: 100%;
  aspect-ratio: 1.45;
  object-fit: cover;
  margin-bottom: 18px;
  border-radius: 7px;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}

.process-grid div {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.process-grid span {
  display: inline-flex;
  width: 34px;
  height: 34px;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  border-radius: 50%;
  color: #fff;
  background: var(--coral);
  font-weight: 800;
}

.contact-section {
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(320px, 1fr);
  gap: 34px;
  align-items: start;
}

.inquiry-form {
  display: grid;
  gap: 12px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: var(--shadow);
}

input,
textarea {
  width: 100%;
  min-height: 46px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 7px;
  font: inherit;
}

textarea {
  min-height: 110px;
  resize: vertical;
}

.page-hero {
  padding: 86px clamp(18px, 4vw, 56px) 54px;
  background: linear-gradient(135deg, #fff7f2 0%, #eefaf7 100%);
}

.page-hero h1,
.page-hero p {
  width: min(860px, 100%);
}

.timeline,
.cert-grid,
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.timeline div,
.cert-grid article,
.blog-grid article {
  padding: 24px;
}

.timeline div:first-child,
.timeline div:last-child {
  grid-column: span 2;
}

.floating-whatsapp {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 30;
  display: inline-flex;
  width: 58px;
  height: 58px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: #fff;
  background: var(--green);
  font-weight: 900;
  box-shadow: 0 16px 30px rgba(31, 183, 101, .28);
}

.site-footer {
  padding: 28px clamp(18px, 4vw, 56px);
  color: var(--muted);
  border-top: 1px solid var(--line);
  background: #fff;
}

.site-footer p {
  margin: 0;
}

@media (max-width: 1100px) {
  .site-header {
    align-items: flex-start;
    flex-wrap: wrap;
  }

  .main-nav {
    order: 3;
    flex-basis: 100%;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 4px;
  }

  .advantage-grid,
  .feature-list,
  .product-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .process-grid,
  .service-strip,
  .timeline,
  .cert-grid,
  .blog-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .site-header {
    min-height: auto;
  }

  .brand {
    font-size: 18px;
  }

  .site-header > .button {
    margin-left: auto;
  }

  .hero {
    min-height: 590px;
  }

  .hero::after {
    background: linear-gradient(180deg, rgba(255,255,255,.96) 0%, rgba(255,255,255,.82) 55%, rgba(255,255,255,.18) 100%);
  }

  .hero-content {
    width: calc(100% - 36px);
    margin: 42px 18px;
    align-self: start;
  }

  .section {
    padding-top: 56px;
    padding-bottom: 56px;
  }

  .section-heading.split,
  .contact-section {
    display: block;
  }

  .text-link {
    display: inline-block;
    margin-top: 12px;
  }

  .advantage-grid,
  .feature-list,
  .product-grid,
  .process-grid,
  .service-strip,
  .timeline,
  .cert-grid,
  .blog-grid {
    grid-template-columns: 1fr;
  }

  .timeline div:first-child,
  .timeline div:last-child {
    grid-column: auto;
  }

  .inquiry-form {
    margin-top: 24px;
  }
}