:root {
  --ink: #17212b;
  --muted: #61707f;
  --line: #dbe3e8;
  --paper: #f7f9fb;
  --white: #ffffff;
  --teal: #0799aa;
  --teal-dark: #057b8a;
  --cyan: #2fc7d7;
  --mint: #6de0c8;
  --graphite: #24313d;
  --shadow: 0 18px 48px rgba(18, 32, 46, 0.14);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--paper);
}

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

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

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px clamp(18px, 5vw, 64px);
  color: var(--white);
  transition: background 180ms ease, box-shadow 180ms ease, color 180ms ease;
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.94);
  color: var(--ink);
  box-shadow: 0 10px 30px rgba(23, 33, 43, 0.08);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
}

.brand img {
  width: 132px;
  height: 64px;
  object-fit: contain;
  filter: brightness(0) invert(1) drop-shadow(0 3px 10px rgba(0, 0, 0, 0.3));
}

.site-header.is-scrolled .brand img {
  filter: none;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 15px;
  font-weight: 650;
}

.site-nav a {
  opacity: 0.9;
}

.site-nav a:hover {
  opacity: 1;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  order: 3;
}

.lang-switch {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  border: 1px solid rgba(255, 255, 255, 0.34);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.1);
}

.site-header.is-scrolled .lang-switch {
  border-color: var(--line);
  background: var(--white);
}

.lang-switch button {
  min-width: 42px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: currentColor;
  cursor: pointer;
  font: inherit;
  font-size: 13px;
  font-weight: 900;
  padding: 8px 10px;
}

.lang-switch button.is-active {
  background: var(--teal);
  color: var(--white);
}

.nav-toggle {
  display: none;
}

.hero {
  position: relative;
  min-height: 92vh;
  padding: 132px clamp(18px, 5vw, 64px) 110px;
  overflow: hidden;
  color: var(--white);
}

.hero-media,
.hero-overlay {
  position: absolute;
  inset: 0;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(5, 39, 48, 0.9) 0%, rgba(6, 76, 88, 0.62) 42%, rgba(8, 21, 34, 0.16) 74%),
    linear-gradient(180deg, rgba(8, 21, 34, 0.28) 0%, rgba(8, 21, 34, 0.68) 100%);
}

.hero-inner {
  position: relative;
  z-index: 2;
  max-width: 720px;
}

.eyebrow,
.kicker {
  margin: 0 0 16px;
  color: var(--teal);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: var(--mint);
}

.hero h1 {
  margin: 0;
  font-size: clamp(52px, 9vw, 112px);
  line-height: 0.9;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 620px;
  margin: 28px 0 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(20px, 2.4vw, 30px);
  line-height: 1.28;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 36px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 6px;
  padding: 13px 20px;
  font-weight: 800;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button.primary {
  background: var(--teal);
  color: var(--white);
}

.button.primary:hover {
  background: var(--teal-dark);
}

.button.secondary {
  border-color: rgba(255, 255, 255, 0.42);
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
}

.hero-strip {
  position: absolute;
  z-index: 3;
  left: clamp(18px, 5vw, 64px);
  right: clamp(18px, 5vw, 64px);
  bottom: 24px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  background: rgba(5, 39, 48, 0.62);
  backdrop-filter: blur(16px);
}

.hero-strip div {
  padding: 18px 22px;
  border-right: 1px solid rgba(255, 255, 255, 0.18);
}

.hero-strip div:last-child {
  border-right: 0;
}

.hero-strip strong {
  display: block;
  font-size: 24px;
}

.hero-strip span {
  display: block;
  margin-top: 4px;
  color: rgba(255, 255, 255, 0.76);
  font-size: 14px;
}

.section {
  padding: 84px clamp(18px, 5vw, 64px);
}

.section-heading {
  max-width: 760px;
}

.section-heading h2,
.business-content h2,
.contact-copy h2 {
  margin: 0;
  font-size: clamp(32px, 4vw, 56px);
  line-height: 1.02;
  letter-spacing: 0;
}

.intro {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(280px, 0.8fr);
  gap: 48px;
  align-items: end;
  background: var(--white);
}

.intro p {
  margin: 0;
  color: var(--muted);
  font-size: 20px;
  line-height: 1.55;
}

.services {
  background: var(--paper);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 34px;
}

.service-card {
  min-height: 280px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 10px 30px rgba(23, 33, 43, 0.05);
}

.service-icon {
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  border-radius: 6px;
  color: var(--white);
  font-size: 25px;
  font-weight: 800;
}

.accent-teal .service-icon {
  background: var(--teal);
}

.accent-cyan .service-icon {
  background: var(--cyan);
}

.accent-slate .service-icon {
  background: var(--graphite);
}

.service-card h3,
.steps h3 {
  margin: 24px 0 12px;
  font-size: 23px;
}

.service-card p,
.steps p,
.business-content p,
.contact-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.55;
}

.business-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.76fr);
  gap: 42px;
  align-items: center;
  padding: 86px clamp(18px, 5vw, 64px);
  background: linear-gradient(135deg, #17212b 0%, #063f49 100%);
  color: var(--white);
}

.business-content p {
  max-width: 680px;
  margin-top: 22px;
  color: rgba(255, 255, 255, 0.72);
}

.business-list {
  display: grid;
  gap: 12px;
}

.business-list div {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 14px;
  align-items: center;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
}

.business-list span {
  color: var(--mint);
  font-weight: 900;
}

.business-list p {
  margin: 0;
  color: rgba(255, 255, 255, 0.86);
}

.why {
  background: var(--white);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-top: 34px;
}

.why-grid article {
  min-height: 260px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(180deg, #ffffff 0%, #f3fbfc 100%);
}

.why-grid span {
  color: var(--teal);
  font-size: 13px;
  font-weight: 950;
  letter-spacing: 0.08em;
}

.why-grid h3 {
  margin: 22px 0 12px;
  font-size: 22px;
  line-height: 1.15;
}

.why-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.55;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 34px;
}

.steps article {
  padding: 24px;
  border-top: 3px solid var(--teal);
  background: var(--white);
}

.steps span {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: #e6f2ff;
  color: var(--teal);
  font-weight: 900;
}

.contact-section {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(320px, 0.72fr);
  gap: 48px;
  align-items: start;
  padding: 86px clamp(18px, 5vw, 64px);
  background: var(--white);
}

.contact-copy p {
  margin-top: 22px;
}

.contact-lines {
  display: grid;
  gap: 10px;
  margin-top: 24px;
}

.contact-lines a,
.contact-lines span {
  display: inline-flex;
  width: fit-content;
  color: var(--teal);
  font-size: 24px;
  font-weight: 900;
}

.lead-form {
  display: grid;
  gap: 16px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  box-shadow: var(--shadow);
}

label {
  display: grid;
  gap: 8px;
  color: var(--graphite);
  font-size: 14px;
  font-weight: 800;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid #cbd6de;
  border-radius: 6px;
  background: var(--white);
  color: var(--ink);
  font: inherit;
  padding: 13px 14px;
}

textarea {
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--teal);
  outline: 3px solid rgba(7, 153, 170, 0.14);
}

.form-button {
  width: 100%;
  margin-top: 4px;
}

.form-result {
  min-height: 24px;
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
  white-space: pre-wrap;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 28px clamp(18px, 5vw, 64px);
  background: #101820;
  color: var(--white);
}

.site-footer div {
  display: grid;
  gap: 4px;
}

.site-footer span,
.site-footer a {
  color: rgba(255, 255, 255, 0.72);
}

.floating-whatsapp {
  position: fixed;
  z-index: 30;
  right: 22px;
  bottom: 22px;
  display: grid;
  width: 58px;
  height: 58px;
  place-items: center;
  border-radius: 50%;
  background: #25d366;
  color: var(--white);
  box-shadow: 0 14px 32px rgba(37, 211, 102, 0.35);
  font-size: 16px;
  font-weight: 950;
}

.floating-whatsapp:hover {
  transform: translateY(-1px);
}

@media (max-width: 900px) {
  .site-nav {
    position: absolute;
    top: 74px;
    left: 18px;
    right: 18px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--white);
    color: var(--ink);
    box-shadow: var(--shadow);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    padding: 14px;
  }

  .nav-toggle {
    display: grid;
    width: 44px;
    height: 44px;
    place-items: center;
    border: 1px solid rgba(255, 255, 255, 0.36);
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.08);
    color: currentColor;
  }

  .site-header.is-scrolled .nav-toggle {
    border-color: var(--line);
    background: var(--white);
  }

  .nav-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    background: currentColor;
  }

  .intro,
  .business-band,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .service-grid,
  .steps,
  .why-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .site-header {
    padding: 14px 18px;
  }

  .brand img {
    width: 112px;
    height: 54px;
  }

  .hero {
    min-height: 94vh;
    padding: 112px 18px 170px;
  }

  .hero h1 {
    font-size: 54px;
  }

  .hero-copy {
    font-size: 20px;
  }

  .hero-strip {
    grid-template-columns: 1fr;
    left: 18px;
    right: 18px;
    bottom: 18px;
  }

  .hero-strip div {
    padding: 12px 16px;
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  }

  .hero-strip div:last-child {
    border-bottom: 0;
  }

  .section,
  .business-band,
  .contact-section {
    padding: 58px 18px;
  }

  .why-grid article {
    min-height: auto;
  }

  .floating-whatsapp {
    right: 16px;
    bottom: 16px;
    width: 54px;
    height: 54px;
  }

  .section-heading h2,
  .business-content h2,
  .contact-copy h2 {
    font-size: 34px;
  }

  .lead-form {
    padding: 18px;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }
}