:root {
  color-scheme: light;
  --ink: #071826;
  --ink-soft: #244153;
  --muted: #617282;
  --line: #dbe5ec;
  --panel: #ffffff;
  --panel-strong: #f4f8fb;
  --navy: #071826;
  --navy-2: #10283a;
  --blue: #1677d2;
  --blue-strong: #0b5fb2;
  --green: #18a278;
  --green-soft: #dff5ee;
  --white: #ffffff;
  --shadow: 0 18px 42px rgba(7, 24, 38, .13);
  --radius: 8px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

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

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

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

:focus-visible {
  outline: 3px solid rgba(22, 119, 210, .42);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: .75rem;
  z-index: 999;
  transform: translateY(-160%);
  background: var(--white);
  color: var(--ink);
  padding: .65rem .85rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

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

.container {
  width: min(100% - 32px, var(--container));
  margin-inline: auto;
}

.section {
  padding: 88px 0;
}

.section-muted {
  background: linear-gradient(180deg, #f7fafc 0%, #eef5f8 100%);
}

@supports (content-visibility: auto) {
  main > .section:not(:first-child) {
    content-visibility: auto;
    contain-intrinsic-size: auto 680px;
  }
}

.section-head {
  max-width: 820px;
  margin-bottom: 34px;
}

.section-head h2,
.two-column h2,
.split-visual h2,
.trust-grid h2,
.narrow h2,
.contact-copy h2 {
  margin: 0 0 14px;
  font-size: 2.2rem;
  line-height: 1.14;
  letter-spacing: 0;
}

.section-head p,
.hero-lead,
.flow p,
.contact-copy p {
  color: var(--ink-soft);
}

.flow > * + * {
  margin-top: 1rem;
}

.narrow {
  max-width: 850px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: .78rem 1rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-weight: 800;
  line-height: 1.15;
  text-align: center;
  white-space: normal;
  transition: transform .22s ease, box-shadow .22s ease, background-color .22s ease, border-color .22s ease, color .22s ease;
}

.btn-primary {
  color: var(--white);
  background: var(--blue);
  border-color: var(--blue);
  box-shadow: 0 10px 24px rgba(22, 119, 210, .22);
}

.btn-primary:hover {
  color: var(--white);
  background: var(--blue-strong);
  border-color: var(--blue-strong);
  box-shadow: 0 14px 30px rgba(22, 119, 210, .28);
}

.btn-outline {
  color: var(--ink);
  background: rgba(255, 255, 255, .92);
  border-color: rgba(7, 24, 38, .18);
}

.btn-outline:hover {
  background: var(--white);
  color: var(--blue-strong);
  border-color: rgba(22, 119, 210, .38);
}

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

.button-row,
.hero-actions,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  width: 100%;
  background: rgba(255, 255, 255, .82);
  border-bottom: 1px solid rgba(219, 229, 236, .72);
  backdrop-filter: blur(16px) saturate(150%);
}

.header-inner {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--navy), var(--blue));
  color: var(--white);
  font-weight: 900;
  flex: 0 0 auto;
}

.brand strong {
  display: block;
  font-size: 1.02rem;
  line-height: 1.1;
}

.brand small {
  display: block;
  color: var(--muted);
  font-size: .78rem;
  line-height: 1.2;
  margin-top: 3px;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: .92rem;
  font-weight: 700;
  color: var(--ink-soft);
}

.site-nav a[aria-current="page"] {
  color: var(--blue-strong);
}

.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}

.nav-toggle span {
  width: 21px;
  height: 2px;
  background: var(--ink);
  border-radius: 99px;
}

.hero {
  padding-top: 72px;
  background:
    linear-gradient(135deg, rgba(7, 24, 38, .96), rgba(13, 42, 60, .9)),
    linear-gradient(180deg, #0a2030, #0f3247);
  color: var(--white);
}

.page-hero {
  background: linear-gradient(180deg, #f7fbfd 0%, #ffffff 100%);
  border-bottom: 1px solid var(--line);
}

.page-hero h1,
.contact-copy h1 {
  margin: 0 0 16px;
  font-size: 2.7rem;
  line-height: 1.08;
  letter-spacing: 0;
}

.page-hero p,
.contact-copy p {
  color: var(--ink-soft);
}

.hero-lead {
  color: #d9f5ef;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, .86fr);
  gap: 44px;
  align-items: center;
}

.hero h1 {
  margin: 0 0 18px;
  font-size: 3.15rem;
  line-height: 1.05;
  letter-spacing: 0;
  max-width: 900px;
}

.hero-lead {
  max-width: 710px;
  font-size: 1.18rem;
}

.hero-background {
  position: relative;
  overflow: hidden;
  color: var(--white);
  background-color: var(--navy);
  background-size: cover;
  background-position: center;
  border-bottom: 0;
}

.hero-background::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(7, 24, 38, .96) 0%, rgba(7, 24, 38, .86) 48%, rgba(7, 24, 38, .36) 100%),
    linear-gradient(180deg, rgba(7, 24, 38, .18), rgba(7, 24, 38, .58));
  pointer-events: none;
}

.hero-background > .container {
  position: relative;
  z-index: 1;
}

.hero-background.hero-bg-home {
  background-image: url("../img/hero-hvac-profesional.webp");
}

.hero-background.hero-bg-vrf {
  background-image: url("../img/vrf-system.webp");
}

.hero-background.hero-bg-licitaciones {
  background-image: url("../img/licitaciones-hvac.webp");
}

.hero-background.hero-bg-contact {
  background-image: url("../img/contacto-diagnostico.webp");
}

.hero-background h1,
.hero-background h2,
.hero-background p,
.hero-background .hero-lead {
  color: var(--white);
}

.hero-background .hero-grid,
.page-hero.hero-background .two-column,
.page-hero.hero-background .split-visual,
.page-hero.hero-background .procurement-grid {
  grid-template-columns: minmax(0, 860px);
}

.hero-background .contact-grid {
  grid-template-columns: minmax(0, .78fr) minmax(360px, .9fr);
  align-items: center;
}

.hero-background .contact-form {
  background: rgba(255, 255, 255, .96);
  border-color: rgba(255, 255, 255, .62);
  box-shadow: 0 24px 70px rgba(0, 0, 0, .22);
}

.hero-background .contact-form,
.hero-background .contact-form label,
.hero-background .contact-form p {
  color: var(--ink-soft);
}

.hero-background .btn-outline {
  background: rgba(255, 255, 255, .94);
  border-color: rgba(255, 255, 255, .72);
}

.hero-proof {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 44px;
}

.proof-card,
.service-card,
.audience-grid article,
.contact-form,
details {
  border: 1px solid rgba(219, 229, 236, .9);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: 0 12px 30px rgba(7, 24, 38, .07);
}

.proof-card {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  grid-template-rows: auto 1fr;
  column-gap: 12px;
  row-gap: 12px;
  padding: 18px;
  color: var(--ink);
  align-items: start;
  transition: transform .24s ease, box-shadow .24s ease, border-color .24s ease, background-color .24s ease;
}

.proof-card > div {
  display: contents;
}

.proof-card .icon {
  align-self: center;
  grid-column: 1;
  grid-row: 1;
}

.proof-card h2 {
  grid-column: 2;
  grid-row: 1;
  align-self: center;
  min-width: 0;
  margin: 0;
  font-size: 1rem;
  line-height: 1.25;
}

.proof-card p {
  grid-column: 1 / -1;
  grid-row: 2;
  margin: 0;
  color: var(--muted);
  font-size: .95rem;
  line-height: 1.5;
}

.proof-card:hover,
.service-card:hover,
.link-grid a:hover,
.audience-grid article:hover,
.process-list li:hover,
details:hover {
  transform: translateY(-3px);
  border-color: rgba(22, 119, 210, .32);
  box-shadow: 0 18px 42px rgba(7, 24, 38, .12);
}

.hero-proof .proof-card {
  grid-template-columns: 42px minmax(0, 1fr);
  grid-template-rows: auto;
  align-items: center;
  column-gap: 14px;
  row-gap: 0;
  min-height: 110px;
  background: rgba(255, 255, 255, .13);
  border-color: rgba(255, 255, 255, .28);
  box-shadow: 0 18px 44px rgba(0, 0, 0, .22);
  backdrop-filter: blur(16px) saturate(145%);
}

.hero-proof .proof-card > div {
  display: grid;
  grid-column: 2;
  grid-row: 1;
  gap: 4px;
  min-width: 0;
}

.hero-proof .proof-card .icon {
  grid-column: 1;
  grid-row: 1;
  align-self: center;
  background: rgba(231, 242, 251, .88);
  border-color: rgba(255, 255, 255, .42);
}

.hero-proof .proof-card h2 {
  grid-column: auto;
  grid-row: auto;
  color: var(--white);
  text-shadow: 0 1px 2px rgba(0, 0, 0, .28);
}

.hero-proof .proof-card p {
  grid-column: auto;
  grid-row: auto;
  color: rgba(255, 255, 255, .84);
  font-size: .93rem;
  line-height: 1.42;
}

.icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius);
  background: var(--green-soft);
  border: 1px solid rgba(24, 162, 120, .24);
  position: relative;
  flex: 0 0 auto;
  transition: transform .24s ease, background-color .24s ease, border-color .24s ease;
}

.proof-card:hover .icon,
.service-card:hover .icon,
.link-grid a:hover .icon {
  transform: scale(1.04);
}

.icon::before,
.icon::after {
  content: "";
  position: absolute;
  inset: 11px;
  border: 2px solid var(--green);
  border-radius: 4px;
}

.icon-vrf::after {
  inset: 16px 8px;
  border-left: 0;
  border-right: 0;
}

.icon-building::before {
  inset: 9px 13px 8px;
}

.icon-building::after {
  inset: 15px 18px 8px;
  border-top: 0;
  border-bottom: 0;
}

.icon-tools::before {
  inset: 11px 18px;
  transform: rotate(35deg);
}

.icon-tools::after {
  inset: 19px 9px;
  transform: rotate(-35deg);
}

.icon-doc::before {
  inset: 9px 12px 8px;
}

.icon-doc::after {
  inset: 15px 16px 14px;
  border-left: 0;
  border-right: 0;
}

.icon-calendar::before,
.icon-search::before,
.icon-split::before,
.icon-fancoil::before,
.icon-chiller::before,
.icon-industry::before,
.icon-electric::before {
  border-color: var(--blue);
}

.icon-calendar,
.icon-search,
.icon-split,
.icon-fancoil,
.icon-chiller,
.icon-industry,
.icon-electric {
  background: #e7f2fb;
  border-color: rgba(22, 119, 210, .24);
}

.icon-calendar::before {
  inset: 10px 11px 11px;
  border-color: var(--blue);
  border-radius: 5px;
}

.icon-calendar::after {
  inset: 16px 11px auto;
  height: 0;
  border: 0;
  border-top: 2px solid var(--blue);
  border-radius: 0;
  box-shadow: 5px 8px 0 -1px var(--blue), 14px 8px 0 -1px var(--blue);
}

.icon-search::before {
  inset: 10px auto auto 10px;
  width: 14px;
  height: 14px;
  border-color: var(--blue);
  border-radius: 50%;
}

.icon-search::after {
  inset: auto 10px 10px auto;
  width: 12px;
  height: 2px;
  border: 0;
  border-radius: 99px;
  background: var(--blue);
  transform: rotate(45deg);
  transform-origin: center;
}

.icon-split::before {
  inset: 11px 8px 15px;
  border-color: var(--blue);
  border-radius: 5px;
}

.icon-split::after {
  inset: 23px 12px auto;
  height: 0;
  border: 0;
  border-top: 2px solid var(--blue);
  box-shadow: 0 5px 0 rgba(22, 119, 210, .75);
}

.icon-fancoil::before {
  inset: 9px;
  border-color: var(--blue);
  border-radius: 50%;
}

.icon-fancoil::after {
  inset: 13px;
  border: 0;
  border-radius: 50%;
  background:
    linear-gradient(var(--blue), var(--blue)) center/3px 18px no-repeat,
    linear-gradient(90deg, var(--blue), var(--blue)) center/18px 3px no-repeat;
  transform: rotate(45deg);
}

.icon-chiller::before {
  inset: 9px 14px 8px;
  border-color: var(--blue);
  border-radius: 10px 10px 12px 12px;
}

.icon-chiller::after {
  inset: 15px 18px auto;
  height: 16px;
  border: 0;
  border-left: 2px solid var(--blue);
  border-right: 2px solid var(--blue);
  box-shadow: 5px 0 0 -3px var(--blue);
}

.icon-industry::before {
  inset: 19px 8px 9px;
  border: 0;
  border-radius: 2px;
  background: var(--blue);
  clip-path: polygon(0 100%, 0 42%, 23% 42%, 23% 16%, 43% 42%, 60% 42%, 60% 16%, 84% 42%, 100% 42%, 100% 100%);
}

.icon-industry::after {
  inset: 9px auto 9px 10px;
  width: 7px;
  border: 0;
  border-radius: 2px 2px 0 0;
  background: var(--blue);
}

.icon-electric::before {
  inset: 8px 13px;
  border: 0;
  border-radius: 2px;
  background: var(--blue);
  clip-path: polygon(45% 0, 82% 0, 61% 38%, 92% 38%, 33% 100%, 43% 57%, 10% 57%);
}

.icon-electric::after {
  content: none;
}

.icon,
.icon-calendar,
.icon-search,
.icon-split,
.icon-fancoil,
.icon-chiller,
.icon-industry,
.icon-electric {
  background: #e7f2fb;
  border-color: rgba(22, 119, 210, .26);
}

.icon::before,
.icon::after,
.icon-calendar::before,
.icon-search::before,
.icon-split::before,
.icon-fancoil::before,
.icon-chiller::before,
.icon-calendar::after,
.icon-split::after,
.icon-chiller::after {
  border-color: var(--blue);
}

.icon-search::after,
.icon-industry::before,
.icon-industry::after,
.icon-electric::before {
  background: var(--blue);
}

.two-column,
.trust-grid,
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, .8fr) minmax(0, 1fr);
  gap: 46px;
  align-items: start;
}

.capability-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 34px;
}

.capability-strip span,
.trust-points span {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: .48rem .72rem;
  border-radius: var(--radius);
  background: #eaf3f8;
  color: var(--ink-soft);
  font-weight: 800;
  font-size: .92rem;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  align-items: start;
}

.link-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.link-grid a {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  grid-template-rows: auto 1fr;
  column-gap: 14px;
  row-gap: 14px;
  align-items: start;
  padding: 20px;
  border: 1px solid rgba(219, 229, 236, .9);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: 0 12px 30px rgba(7, 24, 38, .07);
  transition: transform .24s ease, box-shadow .24s ease, border-color .24s ease, background-color .24s ease;
}

.link-grid .icon {
  grid-column: 1;
  grid-row: 1;
  align-self: center;
}

.link-grid strong,
.link-grid small {
  display: block;
}

.link-grid strong {
  grid-column: 2;
  grid-row: 1;
  align-self: center;
  min-width: 0;
  margin: 0;
  font-size: 1rem;
  line-height: 1.25;
}

.link-grid small {
  grid-column: 1 / -1;
  grid-row: 2;
  color: var(--muted);
  font-size: .95rem;
  line-height: 1.5;
  max-width: 100%;
}

.service-card {
  padding: 22px;
  min-height: 0;
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  grid-template-rows: auto auto auto;
  align-items: start;
  column-gap: 14px;
  row-gap: 14px;
  transition: transform .24s ease, box-shadow .24s ease, border-color .24s ease, background-color .24s ease;
}

.service-card .icon {
  grid-column: 1;
  grid-row: 1;
  align-self: center;
}

.service-card h3 {
  grid-column: 2;
  grid-row: 1;
  align-self: center;
  min-width: 0;
  margin: 0;
  font-size: 1rem;
  line-height: 1.25;
}

.service-card p {
  grid-column: 1 / -1;
  margin: 0;
  color: var(--muted);
  font-size: .95rem;
  line-height: 1.5;
  max-width: 100%;
}

.service-card a {
  grid-column: 1 / -1;
  align-self: start;
  margin-top: 4px;
  font-weight: 900;
  color: var(--blue-strong);
}

.split-visual,
.procurement-grid {
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(0, 1fr);
  gap: 46px;
  align-items: center;
}

.check-list {
  padding: 0;
  margin: 20px 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 10px;
  color: var(--ink-soft);
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .45em;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: inset 0 0 0 4px var(--green-soft);
}

.audience-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.audience-grid article {
  padding: 18px;
  transition: transform .24s ease, box-shadow .24s ease, border-color .24s ease;
}

.audience-grid h3 {
  margin: 0 0 8px;
  font-size: 1rem;
  line-height: 1.25;
}

.audience-grid p {
  margin: 0;
  color: var(--muted);
  font-size: .95rem;
  line-height: 1.5;
}

.process-list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
  display: grid;
  gap: 12px;
}

.process-list li {
  counter-increment: step;
  position: relative;
  min-height: 78px;
  padding: 18px 18px 18px 70px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 10px 26px rgba(7, 24, 38, .06);
  transition: transform .24s ease, box-shadow .24s ease, border-color .24s ease;
}

.process-list li::before {
  content: counter(step);
  position: absolute;
  left: 18px;
  top: 18px;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: var(--radius);
  background: var(--navy);
  color: var(--white);
  font-weight: 900;
}

.trust-section {
  background: #f9fbfc;
}

.trust-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.seo-section {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

details {
  padding: 0;
  overflow: hidden;
  transition: transform .24s ease, box-shadow .24s ease, border-color .24s ease;
}

summary {
  cursor: pointer;
  padding: 18px 20px;
  font-weight: 900;
  line-height: 1.28;
}

details p {
  margin: 0;
  padding: 0 20px 20px;
  color: var(--muted);
}

.contact-section {
  background:
    linear-gradient(180deg, rgba(244, 248, 251, .94), rgba(255, 255, 255, 1)),
    #f4f8fb;
}

.contact-form {
  padding: 24px;
  background: var(--white);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

label {
  display: grid;
  gap: 7px;
  color: var(--ink-soft);
  font-weight: 800;
  font-size: .92rem;
}

input,
select,
textarea {
  width: 100%;
  min-height: 46px;
  border: 1px solid #cfdce5;
  border-radius: var(--radius);
  padding: .76rem .85rem;
  background: var(--white);
  color: var(--ink);
}

textarea {
  resize: vertical;
  min-height: 128px;
}

input[aria-invalid="true"],
select[aria-invalid="true"],
textarea[aria-invalid="true"] {
  border-color: #bf2f2f;
  box-shadow: 0 0 0 3px rgba(191, 47, 47, .12);
}

.checkbox-label {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 10px;
  align-items: start;
  margin: 16px 0 8px;
  font-weight: 700;
}

.checkbox-label input {
  width: 18px;
  min-height: 18px;
  margin-top: 3px;
}

.form-note,
.form-status {
  color: var(--muted);
  font-size: .92rem;
}

.form-status {
  min-height: 1.4em;
  font-weight: 800;
}

.form-status.is-success {
  color: #11734e;
}

.form-status.is-error {
  color: #a92424;
}

@media (prefers-reduced-motion: no-preference) {
  .motion-ready [data-animate] {
    opacity: 0;
    transform: translate3d(0, 18px, 0);
    transition:
      opacity .55s ease var(--motion-delay, 0ms),
      transform .55s ease var(--motion-delay, 0ms),
      box-shadow .24s ease,
      border-color .24s ease,
      background-color .24s ease;
    will-change: opacity, transform;
  }

  .motion-ready [data-animate].is-visible {
    opacity: 1;
    transform: translate3d(0, 0, 0);
    will-change: auto;
  }

  .hero-actions .btn,
  .contact-actions .btn {
    animation: actionLift .62s ease both;
  }

  .hero-actions .btn:nth-child(2),
  .contact-actions .btn:nth-child(2) {
    animation-delay: .08s;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: .001ms !important;
  }
}

@keyframes actionLift {
  from {
    opacity: 0;
    transform: translate3d(0, 10px, 0);
  }

  to {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

.site-footer {
  padding: 56px 0 40px;
  background: var(--navy);
  color: #dce7ee;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.35fr .75fr 1fr .9fr;
  gap: 30px;
}

.site-footer .brand small,
.site-footer p,
.site-footer li {
  color: #b9c8d2;
}

.site-footer h2 {
  margin: 0 0 12px;
  color: var(--white);
  font-size: 1rem;
}

.site-footer ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

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

.legal {
  font-size: .88rem;
}

.floating-cta {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 12px;
  z-index: 45;
  display: none;
  justify-content: center;
  gap: 10px;
  padding: 0 16px;
  background: transparent;
  pointer-events: none;
}

.floating-cta .btn {
  pointer-events: auto;
  min-width: 128px;
}

@media (max-width: 1080px) {
  .header-cta {
    display: none;
  }

  .site-nav {
    gap: 12px;
    font-size: .86rem;
  }

  .hero-grid,
  .split-visual,
  .procurement-grid,
  .two-column,
  .trust-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .hero-background .contact-grid {
    grid-template-columns: 1fr;
  }

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

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

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

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

@media (max-width: 820px) {
  .section {
    padding: 64px 0;
  }

  .site-header.is-open {
    background: var(--white);
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    position: absolute;
    left: max(24px, env(safe-area-inset-left));
    right: max(24px, env(safe-area-inset-right));
    top: calc(100% + 8px);
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px;
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
  }

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

  .site-nav a {
    padding: 12px;
    border-radius: var(--radius);
  }

  .site-nav a:hover {
    background: #eef5f8;
  }

  .hero {
    padding-top: 52px;
  }

  .hero-background {
    background-position: center;
  }

  .hero-background::before {
    background:
      linear-gradient(90deg, rgba(7, 24, 38, .97) 0%, rgba(7, 24, 38, .9) 58%, rgba(7, 24, 38, .62) 100%),
      linear-gradient(180deg, rgba(7, 24, 38, .28), rgba(7, 24, 38, .66));
  }

  .hero h1 {
    font-size: 2.35rem;
    line-height: 1.08;
  }

  .page-hero h1,
  .contact-copy h1 {
    font-size: 2.15rem;
    line-height: 1.1;
  }

  .hero-lead {
    font-size: 1.06rem;
  }

  .section-head h2,
  .two-column h2,
  .split-visual h2,
  .trust-grid h2,
  .narrow h2,
  .contact-copy h2 {
    font-size: 1.88rem;
  }

  .faq-grid,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .floating-cta {
    display: flex;
    padding-left: max(24px, env(safe-area-inset-left));
    padding-right: max(24px, env(safe-area-inset-right));
  }

  body {
    padding-bottom: 78px;
  }
}

@media (max-width: 620px) {
  .container {
    width: auto;
    margin-left: max(24px, env(safe-area-inset-left));
    margin-right: max(24px, env(safe-area-inset-right));
  }

  .header-inner {
    min-height: 68px;
    gap: 10px;
  }

  .brand small {
    display: none;
  }

  .brand-mark {
    width: 40px;
    height: 40px;
  }

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

  .hero-actions,
  .button-row,
  .contact-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .floating-cta {
    padding-left: max(24px, env(safe-area-inset-left));
    padding-right: max(24px, env(safe-area-inset-right));
  }

  .hero-grid {
    gap: 30px;
  }

  .hero-proof,
  .service-grid,
  .audience-grid,
  .link-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .proof-card {
    padding: 16px;
  }

  .service-card {
    min-height: auto;
  }

  .process-list li {
    padding-right: 14px;
  }

  .contact-form {
    padding: 18px;
  }

  summary {
    padding: 16px;
  }

  details p {
    padding: 0 16px 16px;
  }
}