:root {
  --blue: #009FE3;
  --blue-dark: #0077b3;
  --slate: #0F172A;
  --slate-600: #475569;
  --panel: #F4F7F9;
  --border: #e2e8f0;
  --white: #ffffff;
  --eco: #059669;
  --font-display: "Manrope", system-ui, sans-serif;
  --font-body: "Source Sans 3", system-ui, sans-serif;
  --radius: 8px;
  --shadow: 0 1px 2px rgba(15, 23, 42, 0.06);
  --max: 1120px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--slate);
  background: var(--white);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

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

h1, h2, h3, .display {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin: 0 0 0.6em;
}

p {
  margin: 0 0 1rem;
  color: var(--slate-600);
}

.container {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4.25rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--slate);
}

.logo img {
  height: 36px;
  width: auto;
}

.nav-links {
  display: none;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 1.25rem;
  align-items: center;
}

.nav-links a {
  font-size: 0.95rem;
  color: var(--slate-600);
  font-weight: 600;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.lang-switch {
  display: inline-flex;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.lang-switch a {
  padding: 0.35rem 0.55rem;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--slate-600);
}

.lang-switch a.is-active {
  background: var(--slate);
  color: #fff;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.7rem 1.15rem;
  border-radius: var(--radius);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

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

.btn-primary {
  background: var(--blue);
  color: #fff;
}

.btn-primary:hover {
  background: var(--blue-dark);
}

.btn-ghost {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.45);
  color: #fff;
}

.btn-ghost-dark {
  background: #fff;
  border-color: var(--border);
  color: var(--slate);
}

.btn-ghost-dark:hover {
  border-color: var(--blue);
  color: var(--blue);
}

.nav-phone {
  display: none;
}

.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 0.35rem;
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--slate);
  display: block;
}

.mobile-nav {
  display: none;
  border-top: 1px solid var(--border);
  padding: 1rem 0 1.25rem;
}

.mobile-nav.is-open {
  display: block;
}

.mobile-nav a {
  display: block;
  padding: 0.65rem 0;
  font-weight: 600;
  color: var(--slate);
  border-bottom: 1px solid var(--border);
}

@media (min-width: 960px) {
  .nav-links {
    display: flex;
  }
  .nav-phone {
    display: inline-flex;
  }
  .nav-toggle {
    display: none;
  }
  .mobile-nav {
    display: none !important;
  }
}

/* Hero */
.hero {
  position: relative;
  min-height: min(92vh, 820px);
  display: grid;
  align-items: end;
  color: #fff;
  overflow: hidden;
  background: #0b1728 center/cover no-repeat;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(105deg, rgba(15, 23, 42, 0.82) 18%, rgba(15, 23, 42, 0.45) 62%, rgba(0, 159, 227, 0.25) 100%);
}

.hero-inner {
  position: relative;
  z-index: 1;
  padding: 6.5rem 0 4rem;
  max-width: 42rem;
  animation: rise 0.8s ease both;
}

.hero h1 {
  font-size: clamp(1.75rem, 4.2vw, 2.65rem);
  font-weight: 800;
  margin-bottom: 0.95rem;
  color: #fff;
}

.hero p {
  color: rgba(255, 255, 255, 0.82);
  font-size: 1.05rem;
  max-width: 36rem;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.section {
  padding: 4.5rem 0;
}

.section-panel {
  background: var(--panel);
}

.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 0.65rem;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.15rem);
  max-width: 22ch;
}

.section-lead {
  max-width: 54ch;
  font-size: 1.05rem;
}

.split {
  display: grid;
  gap: 2rem;
  align-items: center;
}

@media (min-width: 880px) {
  .split {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 3rem;
  }
  .split.reverse .split-media {
    order: 2;
  }
}

.split-media img {
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.check-list {
  list-style: none;
  margin: 1.25rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.65rem;
}

.check-list li {
  display: flex;
  gap: 0.65rem;
  align-items: flex-start;
  font-weight: 600;
  color: var(--slate);
}

.check-list svg {
  flex-shrink: 0;
  margin-top: 0.15rem;
  color: var(--blue);
}

.fact-grid {
  display: grid;
  gap: 1rem;
  margin-top: 1.75rem;
}

@media (min-width: 720px) {
  .fact-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.fact {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.15rem 1.2rem;
  box-shadow: var(--shadow);
}

.fact-icon {
  width: 36px;
  height: 36px;
  color: var(--blue);
  margin-bottom: 0.75rem;
}

.fact h3 {
  font-size: 1.05rem;
  margin-bottom: 0.35rem;
}

.fact p {
  margin: 0;
  font-size: 0.95rem;
}

.eco-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: 1rem;
  padding: 0.35rem 0.65rem;
  border-radius: 6px;
  background: rgba(5, 150, 105, 0.1);
  color: var(--eco);
  font-weight: 800;
  font-size: 0.85rem;
  font-family: var(--font-display);
}

.partner-grid,
.services-grid,
.geo-grid {
  display: grid;
  gap: 1rem;
  margin-top: 1.75rem;
}

@media (min-width: 760px) {
  .partner-grid {
    grid-template-columns: 1fr 1fr;
  }
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .geo-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 980px) {
  .services-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.partner-tile,
.service-tile,
.geo-tile {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #fff;
  padding: 1.25rem;
  box-shadow: var(--shadow);
}

.partner-tile img {
  height: 42px;
  width: auto;
  object-fit: contain;
  margin-bottom: 1rem;
}

.partner-tile h3,
.service-tile h3 {
  font-size: 1.1rem;
}

.service-tile img {
  width: 100%;
  height: 140px;
  object-fit: cover;
  border-radius: 6px;
  margin-bottom: 0.9rem;
  border: 1px solid var(--border);
}

.geo-tile a {
  color: var(--blue);
  font-weight: 700;
}

.contact-grid {
  display: grid;
  gap: 2rem;
}

@media (min-width: 880px) {
  .contact-grid {
    grid-template-columns: 1.1fr 0.9fr;
  }
}

.form {
  display: grid;
  gap: 0.85rem;
}

.form label {
  display: grid;
  gap: 0.35rem;
  font-weight: 700;
  font-size: 0.9rem;
}

.form input,
.form textarea,
.form select {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.7rem 0.8rem;
  font: inherit;
  color: var(--slate);
  background: #fff;
}

.form textarea {
  min-height: 120px;
  resize: vertical;
}

.form input:focus,
.form textarea:focus,
.form select:focus {
  outline: 2px solid rgba(0, 159, 227, 0.35);
  border-color: var(--blue);
}

.form-status {
  min-height: 1.25rem;
  font-size: 0.92rem;
  font-weight: 600;
}

.form-status.is-ok {
  color: var(--eco);
}

.form-status.is-err {
  color: #b91c1c;
}

.info-stack {
  display: grid;
  gap: 1rem;
}

.info-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #fff;
  padding: 1rem 1.1rem;
}

.info-item strong {
  display: block;
  font-family: var(--font-display);
  margin-bottom: 0.25rem;
}

.info-item a {
  color: var(--blue);
  font-weight: 700;
}

/* Tabs */
.tabs {
  margin-top: 1.5rem;
}

.tab-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1.25rem;
}

.tab-btn {
  appearance: none;
  background: transparent;
  border: 0;
  border-bottom: 2px solid transparent;
  padding: 0.7rem 0.9rem;
  font: inherit;
  font-weight: 700;
  color: var(--slate-600);
  cursor: pointer;
  margin-bottom: -1px;
}

.tab-btn.is-active {
  color: var(--blue);
  border-bottom-color: var(--blue);
}

.tab-panel {
  display: none;
  animation: rise 0.35s ease both;
}

.tab-panel.is-active {
  display: block;
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.spec-table th,
.spec-table td {
  text-align: left;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.96rem;
}

.spec-table th {
  width: 38%;
  background: var(--panel);
  font-family: var(--font-display);
  color: var(--slate);
}

.spec-note {
  margin-top: 0.85rem;
  font-size: 0.88rem;
}

.page-hero {
  padding: 3.5rem 0 2rem;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}

.page-hero h1 {
  font-size: clamp(1.7rem, 3.4vw, 2.4rem);
  max-width: 18ch;
}

/* Wizard */
.wizard {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #fff;
  padding: 1.35rem;
  box-shadow: var(--shadow);
  max-width: 640px;
}

.wizard-progress {
  height: 4px;
  background: var(--border);
  border-radius: 999px;
  overflow: hidden;
  margin: 0.75rem 0 1.25rem;
}

.wizard-progress > span {
  display: block;
  height: 100%;
  background: var(--blue);
  width: 20%;
  transition: width 0.25s ease;
}

.wizard-step {
  display: none;
}

.wizard-step.is-active {
  display: block;
  animation: rise 0.35s ease both;
}

.choice-grid {
  display: grid;
  gap: 0.65rem;
}

.choice {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.85rem 1rem;
  cursor: pointer;
  font-weight: 700;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.choice input {
  margin-right: 0.5rem;
}

.choice:has(input:checked),
.choice.is-selected {
  border-color: var(--blue);
  background: rgba(0, 159, 227, 0.06);
}

.wizard-actions {
  display: flex;
  gap: 0.65rem;
  margin-top: 1.25rem;
}

/* Footer */
.site-footer {
  background: var(--slate);
  color: rgba(255, 255, 255, 0.82);
  padding: 3rem 0 1.5rem;
  margin-top: 2rem;
}

.site-footer a {
  color: rgba(255, 255, 255, 0.86);
}

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

.footer-grid {
  display: grid;
  gap: 1.75rem;
}

@media (min-width: 800px) {
  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
  }
}

.site-footer h3 {
  color: #fff;
  font-size: 0.95rem;
  margin-bottom: 0.85rem;
}

.site-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
}

.footer-brand {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.2rem;
  color: #fff;
  margin-bottom: 0.5rem;
}

.footer-bottom {
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.9rem;
}

.fab {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 60;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.fab a,
.fab button {
  width: 46px;
  height: 46px;
  border-radius: var(--radius);
  border: 0;
  display: grid;
  place-items: center;
  background: var(--slate);
  color: #fff;
  cursor: pointer;
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.2);
}

.fab a.wa { background: #25d366; }
.fab a.vb { background: #7360f2; }
.fab a.ph { background: var(--blue); }

.fade-up {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.fade-up.is-visible {
  opacity: 1;
  transform: none;
}

.legal-content {
  max-width: 42rem;
}

.legal-content p {
  font-size: 1.05rem;
}

[hidden],
.is-hidden {
  display: none !important;
}

.about-in-services {
  font-size: clamp(1.35rem, 2.4vw, 1.75rem);
  max-width: 22ch;
}

.services-about {
  margin: 1.75rem 0 2.5rem;
}

.partners-in-services {
  margin-top: 2.75rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.model-cards {
  display: grid;
  gap: 0.85rem;
}

.model-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #fff;
  padding: 1rem 1.1rem;
  box-shadow: var(--shadow);
}

.model-card h3 {
  font-size: 1.02rem;
  margin-bottom: 0.4rem;
}

.model-card p {
  margin: 0;
  font-size: 0.95rem;
}

.map-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin: 1.25rem 0 1rem;
  font-weight: 700;
  font-size: 0.9rem;
}

.map-legend-item {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.map-legend-item i {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  display: inline-block;
}

.map-legend-hq i {
  background: var(--blue);
  box-shadow: 0 0 0 3px rgba(0, 159, 227, 0.25);
}

.map-legend-install i {
  background: var(--slate);
}

.mk-map {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #fff;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.mk-map-svg {
  width: 100%;
  height: auto;
  display: block;
}

.map-pin-install circle {
  fill: var(--slate);
}

.map-pin-hq circle {
  fill: var(--blue);
}

.map-pin-hq .map-pin-ring {
  fill: none;
  stroke: var(--blue);
  stroke-width: 0.5;
  opacity: 0.45;
}

.map-pin-label {
  font-family: var(--font-display);
  font-size: 2.6px;
  font-weight: 700;
  fill: var(--slate);
}

.map-city-list {
  list-style: none;
  margin: 1.25rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.55rem 1rem;
}

@media (min-width: 720px) {
  .map-city-list {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

.map-city-list li {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.55rem 0.7rem;
  font-weight: 700;
  font-size: 0.9rem;
  background: #fff;
}

.map-city-list li.is-hq {
  border-color: rgba(0, 159, 227, 0.45);
  background: rgba(0, 159, 227, 0.06);
}

.map-city-list li span {
  display: block;
  margin-top: 0.15rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--blue);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}