:root {
  --ink: #142433;
  --navy: #06283d;
  --petrol: #0d5363;
  --teal: #1aa7ad;
  --sand: #d8c8aa;
  --warm: #f7f3ec;
  --paper: #fffdf8;
  --mist: #edf3f3;
  --line: #ddd7ca;
  --muted: #687680;
  --whatsapp: #16a765;
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(6, 40, 61, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Segoe UI", Roboto, Arial, sans-serif;
  line-height: 1.65;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  padding: 10px 14px;
  color: var(--white);
  background: var(--navy);
  transform: translateY(-140%);
  transition: transform 0.2s ease;
}

.skip-link:focus {
  transform: translateY(0);
}

a {
  color: inherit;
}

button {
  font: inherit;
}

.container {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 24px;
  align-items: center;
  padding: 9px max(18px, calc((100vw - 1180px) / 2));
  border-bottom: 1px solid rgba(221, 215, 202, 0.76);
  background: rgba(255, 253, 248, 0.92);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  text-decoration: none;
}

.brand__logo {
  display: block;
  width: 46px;
  height: 46px;
  padding: 4px;
  border: 1px solid rgba(216, 200, 170, 0.7);
  background: var(--white);
  object-fit: contain;
}

.brand__text {
  display: grid;
  line-height: 1.05;
}

.brand strong {
  color: var(--navy);
  font-size: 1rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.brand small {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 700;
}

.nav {
  display: flex;
  justify-content: center;
  gap: 22px;
  color: #4f5f69;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav a,
.footer-link {
  text-decoration: none;
}

.nav a:hover,
.nav a:focus-visible,
.footer-link:hover,
.footer-link:focus-visible {
  color: var(--petrol);
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--sand);
  outline-offset: 4px;
}

.header-actions,
.language-switch,
.hero__actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.language-switch {
  padding: 3px;
  border: 1px solid rgba(6, 40, 61, 0.16);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.62);
  font-size: 0.78rem;
  font-weight: 800;
}

.language-switch__btn {
  min-width: 34px;
  min-height: 28px;
  border: 0;
  border-radius: 999px;
  color: inherit;
  background: transparent;
  cursor: pointer;
  font-weight: 900;
}

.language-switch__btn.is-active {
  color: var(--white);
  background: var(--navy);
  text-decoration: none;
}

.language-switch span {
  color: var(--navy);
  opacity: 0.28;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 21px;
  border: 1px solid transparent;
  cursor: pointer;
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease;
}

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

.btn--small {
  min-height: 34px;
  padding: 0 14px;
  font-size: 0.74rem;
}

.btn--outline {
  border-color: rgba(6, 40, 61, 0.28);
  color: var(--navy);
  background: transparent;
}

.btn--ghost {
  border-color: rgba(255, 255, 255, 0.45);
  color: var(--white);
  background: rgba(255, 255, 255, 0.08);
}

.btn--whatsapp {
  color: var(--white);
  background: var(--whatsapp);
  box-shadow: 0 14px 34px rgba(22, 167, 101, 0.22);
}

.hero {
  position: relative;
  min-height: calc(100vh - 65px);
  display: grid;
  align-items: end;
  overflow: hidden;
  color: var(--white);
  background: var(--navy);
}

.hero__media {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(5, 24, 38, 0.9), rgba(5, 24, 38, 0.5) 48%, rgba(5, 24, 38, 0.78)),
    radial-gradient(circle at 72% 38%, rgba(216, 200, 170, 0.18), transparent 24%),
    linear-gradient(145deg, #06283d 0%, #0b5364 52%, #d8c8aa 160%);
}

.hero__visual-panel {
  position: absolute;
  top: 12%;
  right: 5vw;
  width: min(40vw, 610px);
  height: min(58vh, 570px);
  border: 1px solid rgba(216, 200, 170, 0.28);
  background:
    linear-gradient(180deg, rgba(255, 253, 248, 0.08), rgba(255, 253, 248, 0.02)),
    radial-gradient(circle at 50% 30%, rgba(255, 253, 248, 0.16), transparent 26%),
    linear-gradient(145deg, rgba(8, 83, 99, 0.75), rgba(6, 40, 61, 0.86));
  box-shadow: var(--shadow);
  clip-path: inset(0 0 0 0);
  opacity: 0.82;
}

.hero__visual-panel::before {
  position: absolute;
  inset: 18px;
  border: 1px solid rgba(216, 200, 170, 0.35);
  content: "";
}

.hero__visual-panel::after {
  position: absolute;
  inset: 25% 10% auto 10%;
  height: 1px;
  background:
    linear-gradient(90deg, transparent, rgba(216, 200, 170, 0.85), transparent),
    linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.32), transparent);
  box-shadow:
    0 14px 0 rgba(216, 200, 170, 0.36),
    0 28px 0 rgba(255, 255, 255, 0.16),
    0 42px 0 rgba(216, 200, 170, 0.18);
  content: "";
}

.hero__media::before {
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.06) 0 1px, transparent 1px 86px),
    repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.045) 0 1px, transparent 1px 86px);
  content: "";
  opacity: 0.6;
}

.hero__horizon {
  position: absolute;
  right: 0;
  bottom: 0;
  width: min(56vw, 720px);
  height: 54%;
  border-top: 1px solid rgba(216, 200, 170, 0.7);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0)),
    repeating-linear-gradient(160deg, rgba(255, 255, 255, 0.1) 0 1px, transparent 1px 28px);
  clip-path: polygon(18% 0, 100% 16%, 100% 100%, 0 100%);
}

.hero__chart {
  position: absolute;
  right: 9vw;
  top: 26%;
  display: grid;
  gap: 13px;
  width: 260px;
  opacity: 0.72;
}

.hero__chart span {
  height: 2px;
  background: linear-gradient(90deg, var(--sand), transparent);
}

.hero__chart span:nth-child(2) {
  width: 76%;
}

.hero__chart span:nth-child(3) {
  width: 58%;
}

.hero__chart span:nth-child(4) {
  width: 88%;
}

.hero__inner {
  position: relative;
  z-index: 1;
  max-width: 980px;
  padding: clamp(78px, 15vh, 150px) 0 clamp(58px, 10vh, 108px);
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--sand);
  font-size: 0.75rem;
  font-weight: 900;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

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

h1,
h2,
h3 {
  line-height: 1.04;
  letter-spacing: 0;
}

h1 {
  max-width: 840px;
  margin-bottom: 24px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(3rem, 6.8vw, 6.75rem);
  font-weight: 500;
}

h2 {
  margin-bottom: 22px;
  color: var(--navy);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2rem, 4.5vw, 4.8rem);
  font-weight: 500;
}

h3 {
  color: var(--navy);
  font-size: 1.08rem;
}

.hero__text {
  max-width: 690px;
  margin-bottom: 30px;
  color: #e7edf0;
  font-size: clamp(1.06rem, 1.6vw, 1.32rem);
}

.hero__microcopy {
  max-width: 620px;
  margin: 24px 0 0;
  color: #d8e3e6;
  font-size: 0.98rem;
}

.section {
  padding: clamp(76px, 11vw, 140px) 0;
}

.section--value {
  padding: clamp(54px, 8vw, 96px) 0;
  background: var(--paper);
}

.value-statement {
  display: grid;
  grid-template-columns: minmax(0, 0.84fr) minmax(320px, 1fr);
  gap: clamp(32px, 6vw, 86px);
  align-items: end;
  border-bottom: 1px solid var(--line);
  padding-bottom: clamp(42px, 7vw, 82px);
}

.value-statement h2 {
  margin-bottom: 0;
  font-size: clamp(2.3rem, 5.8vw, 6rem);
}

.value-statement p:last-child {
  max-width: 640px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: clamp(1.08rem, 1.35vw, 1.25rem);
}

.section--intro,
.section--engineer,
.section--faq {
  background: var(--paper);
}

.section--problem,
.section--price,
.section--clients {
  background: var(--warm);
}

.editorial-split,
.brand-section,
.price-layout,
.profile-layout,
.contact-layout,
.faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(360px, 1fr);
  gap: clamp(38px, 7vw, 96px);
  align-items: start;
}

.lead,
.section-heading p,
.price-intro p,
.profile-layout p,
.contact-layout p,
.note {
  color: var(--muted);
  font-size: clamp(1.04rem, 1.25vw, 1.18rem);
}

.pillars {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 34px;
  margin-top: 36px;
}

.pillars article,
.service-list article,
.minimal-grid article,
.price-details > div,
.profile-card,
.faq-list details {
  border-top: 1px solid var(--line);
}

.pillars span,
.service-list span {
  display: inline-block;
  margin: 18px 0 18px;
  color: var(--petrol);
  font-size: 0.75rem;
  font-weight: 900;
  letter-spacing: 0.18em;
}

.pillars p,
.service-list p,
.faq-list p {
  color: var(--muted);
}

.section-heading {
  max-width: 780px;
  margin-bottom: 44px;
}

.section-heading--wide {
  max-width: 920px;
}

.minimal-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  border-bottom: 1px solid var(--line);
}

.minimal-grid--five {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.minimal-grid article {
  min-height: 130px;
  padding: 28px 22px;
  color: var(--navy);
  font-weight: 800;
}

.service-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0 44px;
}

.service-list article {
  min-height: 265px;
  padding: 34px 0 28px;
  position: relative;
}

.service-list article::after {
  position: absolute;
  top: -1px;
  left: 0;
  width: 52px;
  height: 1px;
  background: var(--petrol);
  content: "";
}

.feature-band {
  padding: clamp(86px, 12vw, 150px) 0;
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(5, 24, 38, 0.96), rgba(6, 40, 61, 0.82)),
    linear-gradient(145deg, var(--navy), var(--petrol));
}

.feature-band__inner {
  max-width: 880px;
}

.feature-band h2,
.feature-band p {
  color: var(--white);
}

.feature-band p {
  max-width: 760px;
  color: #dce6e8;
  font-size: 1.15rem;
}

.feature-band strong {
  display: block;
  max-width: 720px;
  margin-top: 38px;
  padding-top: 28px;
  border-top: 1px solid rgba(216, 200, 170, 0.55);
  color: var(--sand);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.6rem, 3vw, 3rem);
  font-weight: 500;
  line-height: 1.08;
}

.section--brands {
  background: var(--paper);
}

.brand-line {
  margin: 0 0 18px;
  color: var(--navy);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.3rem, 2.8vw, 2.75rem);
  line-height: 1.2;
}

.brand-line::first-letter {
  color: var(--petrol);
}

.price-layout {
  align-items: center;
}

.price-intro {
  max-width: 560px;
}

.price-intro h2 {
  color: var(--navy);
}

.price-intro h2::first-line {
  color: var(--petrol);
}

.price-details {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 34px;
  padding: clamp(28px, 4vw, 44px);
  border: 1px solid rgba(221, 215, 202, 0.9);
  background: rgba(255, 253, 248, 0.76);
  box-shadow: 0 24px 70px rgba(6, 40, 61, 0.08);
}

.price-details > div {
  padding-top: 22px;
}

.price-details ul {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  color: var(--muted);
  list-style: none;
}

.price-details li::before {
  color: var(--petrol);
  content: "— ";
}

.profile-layout {
  align-items: center;
}

.profile-card {
  width: min(100%, 430px);
  padding: 34px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.profile-card span {
  display: block;
  color: var(--petrol);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.profile-card strong {
  display: block;
  margin: 10px 0 6px;
  color: var(--navy);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 2.4rem;
  font-weight: 500;
}

.statement,
.callout {
  max-width: 760px;
  margin-top: 30px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  color: var(--navy);
  font-weight: 900;
}

.section--contact {
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(5, 24, 38, 0.98), rgba(6, 62, 76, 0.9)),
    var(--navy);
}

.contact-layout {
  align-items: center;
}

.contact-layout h2,
.contact-layout p {
  color: var(--white);
}

.contact-layout p {
  max-width: 620px;
  color: #dbe5e7;
}

.contact-checklist {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: rgba(255, 255, 255, 0.22);
}

.contact-checklist span {
  padding: 22px;
  color: var(--white);
  background: rgba(255, 255, 255, 0.08);
  font-weight: 800;
}

.faq-list {
  display: grid;
  gap: 0;
}

.faq-list details {
  padding: 0;
}

.faq-list summary {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 0;
  cursor: pointer;
  color: var(--navy);
  font-weight: 900;
}

.faq-list summary::after {
  color: var(--petrol);
  content: "+";
}

.faq-list details[open] summary::after {
  content: "−";
}

.faq-list p {
  margin-bottom: 24px;
}

.footer {
  padding: 46px 0;
  border-top: 1px solid var(--line);
  background: var(--paper);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px 70px;
  align-items: start;
}

.footer img {
  display: block;
  width: 110px;
  height: 75px;
  margin-bottom: 12px;
  object-fit: contain;
  object-position: left center;
}

.footer strong {
  color: var(--navy);
}

.footer p {
  margin: 4px 0;
  color: var(--muted);
}

.footer-link {
  display: inline-block;
  margin: 4px 0;
  color: var(--navy);
  font-weight: 900;
}

.footer-note {
  grid-column: 1 / -1;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  font-size: 0.92rem;
}

@media (max-width: 1040px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .nav {
    grid-column: 1 / -1;
    grid-row: 2;
    justify-content: flex-start;
    overflow-x: auto;
  }

  .hero__visual-panel {
    right: -12vw;
    width: 62vw;
    opacity: 0.34;
  }
}

@media (max-width: 860px) {
  .editorial-split,
  .brand-section,
  .price-layout,
  .profile-layout,
  .contact-layout,
  .faq-layout,
  .value-statement {
    grid-template-columns: 1fr;
  }

  .pillars,
  .service-list,
  .price-details,
  .contact-checklist {
    grid-template-columns: 1fr;
  }

  .hero__visual-panel {
    right: -14vw;
    width: 68vw;
    opacity: 0.48;
  }

  .minimal-grid,
  .minimal-grid--five {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 620px) {
  .container {
    width: min(100% - 26px, 1180px);
  }

  .site-header {
    gap: 12px;
    padding: 8px 13px;
  }

  .brand__logo {
    width: 46px;
    height: 46px;
  }

  .brand strong {
    font-size: 0.9rem;
  }

  .brand small {
    font-size: 0.66rem;
  }

  .header-actions {
    grid-column: 1 / -1;
    justify-content: space-between;
  }

  .nav {
    gap: 18px;
    font-size: 0.76rem;
  }

  .hero {
    min-height: auto;
  }

  .hero__inner {
    padding: 58px 0 60px;
  }

  .hero__text {
    font-size: 1rem;
  }

  .hero__microcopy {
    font-size: 0.9rem;
  }

  .hero__visual-panel,
  .hero__chart {
    display: none;
  }

  .hero__actions {
    align-items: stretch;
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .minimal-grid,
  .minimal-grid--five {
    grid-template-columns: 1fr;
  }

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

  .price-details {
    padding: 24px;
  }

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