:root {
  --ink: #17202a;
  --muted: #5c6673;
  --line: #d9e1ea;
  --soft: #f3f7fb;
  --soft-2: #eaf5f3;
  --green: #0f766e;
  --green-dark: #115e59;
  --blue: #2563eb;
  --amber: #f59e0b;
  --dark: #0f172a;
  --shadow: 0 22px 55px rgba(23, 32, 42, 0.16);
  --heavy-shadow: 0 34px 80px rgba(15, 23, 42, 0.28);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(180deg, rgba(243, 247, 251, 0.72), rgba(255, 255, 255, 0) 420px),
    #fff;
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
}

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

.header {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px clamp(18px, 5vw, 70px);
  background: rgba(255, 255, 255, 0.9);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
}

.logo-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 8px;
  color: #fff;
  background: linear-gradient(135deg, var(--green), var(--blue));
}

.nav {
  display: flex;
  gap: 22px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.nav a:hover,
.nav a.active {
  color: var(--green);
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  font-size: 22px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border: 0;
  border-radius: 8px;
  background: var(--green);
  color: #fff;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 14px 24px rgba(15, 118, 110, 0.24);
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.btn:hover {
  background: var(--green-dark);
  transform: translateY(-1px);
  box-shadow: 0 18px 30px rgba(15, 118, 110, 0.28);
}

.btn.secondary {
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.36);
  box-shadow: none;
}

.hero {
  min-height: 84vh;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 440px);
  gap: clamp(28px, 6vw, 72px);
  align-items: center;
  padding: 70px clamp(18px, 5vw, 70px) 58px;
  color: #fff;
  background:
    linear-gradient(90deg, rgba(9, 18, 29, 0.92), rgba(9, 18, 29, 0.62), rgba(9, 18, 29, 0.22)),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1600 950'%3E%3Cdefs%3E%3ClinearGradient id='a' x1='0' x2='1' y1='0' y2='1'%3E%3Cstop stop-color='%23d9f3ff'/%3E%3Cstop offset='1' stop-color='%2387b7c8'/%3E%3C/linearGradient%3E%3C/defs%3E%3Crect width='1600' height='950' fill='url(%23a)'/%3E%3Cpath d='M0 580 C240 520 390 625 650 565 S1110 510 1600 575 L1600 950 L0 950Z' fill='%2355646d'/%3E%3Cg stroke='%23f7fbff' stroke-width='15' stroke-linecap='round' opacity='.95'%3E%3Cpath d='M210 735H720c90 0 118-76 206-76h476'/%3E%3Cpath d='M310 810h350c94 0 116-58 208-58h445'/%3E%3Cpath d='M780 650V420c0-62 50-112 112-112h258'/%3E%3C/g%3E%3Cg fill='%2317222c'%3E%3Crect x='155' y='290' width='130' height='520' rx='14'/%3E%3Crect x='215' y='190' width='18' height='680'/%3E%3Crect x='1245' y='220' width='120' height='430' rx='14'/%3E%3Crect x='1298' y='150' width='18' height='610'/%3E%3C/g%3E%3Cg stroke='%2317222c' stroke-width='11' fill='none'%3E%3Cpath d='M224 230 C470 315 675 270 890 245 S1230 238 1306 185'/%3E%3Cpath d='M224 260 C475 350 700 315 905 288 S1232 280 1306 220'/%3E%3C/g%3E%3Cg fill='%23f59e0b'%3E%3Ccircle cx='725' cy='735' r='16'/%3E%3Ccircle cx='925' cy='659' r='16'/%3E%3Ccircle cx='1188' cy='659' r='16'/%3E%3Ccircle cx='660' cy='810' r='13'/%3E%3Ccircle cx='870' cy='752' r='13'/%3E%3C/g%3E%3Cg fill='%232563eb' opacity='.82'%3E%3Ccircle cx='1060' cy='308' r='22'/%3E%3Ccircle cx='1125' cy='308' r='10'/%3E%3Ccircle cx='1180' cy='308' r='15'/%3E%3C/g%3E%3C/svg%3E");
  background-position: center;
  background-size: cover;
  position: relative;
  isolation: isolate;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 120px;
  background: linear-gradient(180deg, transparent, rgba(15, 23, 42, 0.38));
  z-index: -1;
}

.hero-inner {
  width: min(760px, 100%);
}

.hero-card {
  align-self: end;
  display: grid;
  gap: 14px;
  padding: 26px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 8px;
  background: rgba(15, 23, 42, 0.72);
  box-shadow: var(--heavy-shadow);
  backdrop-filter: blur(16px);
}

.hero-card strong {
  font-size: 24px;
  line-height: 1.1;
}

.hero-card p {
  margin: 0;
  color: rgba(255, 255, 255, 0.78);
}

.live-dot {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: #2dd4bf;
  box-shadow: 0 0 0 8px rgba(45, 212, 191, 0.16);
}

.hero-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 8px;
}

.hero-metrics div {
  padding: 16px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.09);
}

.hero-metrics span {
  display: block;
  font-size: 29px;
  font-weight: 900;
  line-height: 1;
}

.hero-metrics small {
  display: block;
  margin-top: 7px;
  color: rgba(255, 255, 255, 0.72);
}

.eyebrow {
  margin: 0 0 14px;
  color: #0f766e;
  font-size: 14px;
  font-weight: 800;
  text-transform: uppercase;
}

.hero .eyebrow,
.contact-page .eyebrow {
  color: #b9f1e9;
}

h1,
h2,
h3 {
  margin-top: 0;
  line-height: 1.08;
}

h1 {
  margin-bottom: 18px;
  font-size: clamp(42px, 7vw, 84px);
}

h2 {
  font-size: clamp(28px, 4vw, 46px);
}

.hero p:not(.eyebrow),
.page-hero p,
.contact-page p {
  max-width: 650px;
  color: rgba(255, 255, 255, 0.86);
  font-size: clamp(18px, 2.2vw, 22px);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

section {
  padding: 76px clamp(18px, 5vw, 70px);
}

.trust-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  padding-top: 0;
  padding-bottom: 0;
  background: var(--line);
}

.trust-strip div {
  padding: 28px clamp(18px, 3vw, 34px);
  background: #fff;
}

.trust-strip strong {
  display: block;
  margin-bottom: 6px;
  color: var(--ink);
}

.trust-strip span {
  color: var(--muted);
}

.section-title {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 28px;
  margin-bottom: 30px;
}

.section-title h2 {
  max-width: 760px;
  margin-bottom: 0;
}

.section-title p,
.intro p {
  max-width: 620px;
  margin: 0;
  color: var(--muted);
}

.services-band,
.process {
  background:
    linear-gradient(135deg, rgba(234, 245, 243, 0.84), rgba(243, 247, 251, 0.92)),
    var(--soft);
}

.cards,
.service-detail,
.project-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.card,
.detail-card,
.project-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 12px 28px rgba(23, 32, 42, 0.06);
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.card:hover,
.detail-card:hover,
.project-card:hover {
  transform: translateY(-4px);
  border-color: rgba(15, 118, 110, 0.32);
  box-shadow: 0 22px 44px rgba(23, 32, 42, 0.12);
}

.card,
.detail-card {
  min-height: 260px;
  padding: 26px;
}

.card {
  position: relative;
  overflow: hidden;
}

.card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 5px;
  background: linear-gradient(90deg, var(--green), var(--blue), var(--amber));
}

.icon {
  display: grid;
  width: 52px;
  height: 52px;
  margin-bottom: 22px;
  place-items: center;
  border-radius: 8px;
  background: #e6f6f4;
  color: var(--green);
  font-size: 26px;
  font-weight: 900;
}

.card:nth-child(2) .icon {
  background: #edf4ff;
  color: var(--blue);
}

.card:nth-child(3) .icon {
  background: #fff5db;
  color: #b45309;
}

.card p,
.detail-card p,
.detail-card li,
.project-card p {
  color: var(--muted);
}

.text-link {
  display: inline-flex;
  margin-top: 22px;
  color: var(--green-dark);
  font-weight: 900;
}

.text-link::after {
  content: ">";
  margin-left: 8px;
}

.intro,
.contact-page {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 420px);
  gap: clamp(34px, 7vw, 88px);
  align-items: center;
}

.features {
  display: grid;
  gap: 16px;
  margin-top: 28px;
}

.feature {
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 12px;
}

.check {
  display: grid;
  width: 28px;
  height: 28px;
  place-items: center;
  border-radius: 8px;
  background: #e6f6f4;
  color: var(--green);
  font-weight: 900;
}

.feature span {
  color: var(--muted);
}

.panel {
  display: grid;
  gap: 14px;
  padding: 26px;
  border-radius: 8px;
  background:
    linear-gradient(145deg, rgba(37, 99, 235, 0.28), transparent 46%),
    linear-gradient(315deg, rgba(245, 158, 11, 0.18), transparent 42%),
    var(--dark);
  color: #fff;
  box-shadow: var(--shadow);
}

.panel div {
  padding: 20px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
}

.panel strong {
  display: block;
  font-size: 31px;
  line-height: 1;
}

.panel span {
  display: block;
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.72);
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  counter-reset: step;
}

.step {
  min-height: 205px;
  padding: 24px;
  border-left: 4px solid var(--green);
  background: #fff;
  box-shadow: 0 12px 28px rgba(23, 32, 42, 0.06);
}

.step::before {
  counter-increment: step;
  content: "0" counter(step);
  display: block;
  margin-bottom: 24px;
  color: var(--green);
  font-weight: 900;
}

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

.page-hero,
.contact-page {
  color: #fff;
  background:
    linear-gradient(135deg, rgba(15, 118, 110, 0.44), rgba(37, 99, 235, 0.24)),
    var(--dark);
}

.page-hero h1,
.contact-page h1 {
  max-width: 920px;
}

.detail-number {
  display: inline-block;
  margin-bottom: 24px;
  color: var(--green);
  font-weight: 900;
}

.detail-card ul {
  padding-left: 20px;
}

.project-card {
  overflow: hidden;
}

.project-card div:last-child {
  padding: 24px;
}

.project-card span {
  color: var(--green);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}

.project-card h2 {
  margin: 8px 0 10px;
  font-size: 23px;
}

.project-media {
  min-height: 210px;
  background:
    linear-gradient(135deg, rgba(15, 118, 110, 0.85), rgba(37, 99, 235, 0.72)),
    repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.18) 0 2px, transparent 2px 20px);
}

.project-media.network {
  background:
    linear-gradient(135deg, rgba(37, 99, 235, 0.86), rgba(245, 158, 11, 0.78)),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.18) 0 2px, transparent 2px 22px);
}

.project-media.electric {
  background:
    linear-gradient(135deg, rgba(245, 158, 11, 0.88), rgba(15, 23, 42, 0.78)),
    repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.18) 0 2px, transparent 2px 18px);
}

.contact-card {
  margin-top: 28px;
  padding: 26px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
}

.contact-row {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 15px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.contact-row:last-child {
  border-bottom: 0;
}

.contact-row span {
  color: rgba(255, 255, 255, 0.68);
}

.form {
  display: grid;
  gap: 16px;
  padding: 26px;
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
}

.form label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
}

.form input,
.form select,
.form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 13px 14px;
  color: var(--ink);
  font: inherit;
}

.form input:focus,
.form select:focus,
.form textarea:focus {
  outline: 3px solid rgba(15, 118, 110, 0.18);
  border-color: var(--green);
}

.cta-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: center;
  color: #fff;
  background:
    linear-gradient(120deg, rgba(15, 118, 110, 0.94), rgba(15, 23, 42, 0.92)),
    var(--dark);
}

.cta-band h2 {
  max-width: 820px;
  margin-bottom: 0;
}

.cta-band .eyebrow {
  color: #b9f1e9;
}

.cta-band .btn {
  background: #fff;
  color: var(--green-dark);
  box-shadow: none;
}

.form textarea {
  resize: vertical;
}

.form-status {
  min-height: 24px;
  margin: 0;
  color: var(--muted);
  font-weight: 700;
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 24px clamp(18px, 5vw, 70px);
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.not-found {
  min-height: 100vh;
  display: grid;
  align-content: center;
  gap: 12px;
}

@media (max-width: 980px) {
  .hero,
  .trust-strip,
  .cards,
  .service-detail,
  .project-grid,
  .steps,
  .intro,
  .contact-page {
    grid-template-columns: 1fr;
  }

  .hero-card {
    align-self: stretch;
  }

  .section-title {
    display: block;
  }

  .section-title p {
    margin-top: 16px;
  }
}

@media (max-width: 720px) {
  .header {
    flex-wrap: wrap;
    padding: 14px 18px;
  }

  .menu-toggle {
    display: grid;
    place-items: center;
    margin-left: auto;
  }

  .header-cta {
    display: none;
  }

  .nav {
    display: none;
    width: 100%;
    padding-top: 12px;
  }

  .nav.open {
    display: grid;
    gap: 12px;
  }

  .hero {
    padding: 58px 18px 42px;
  }

  section {
    padding: 58px 18px;
  }

  .actions,
  .btn,
  .cta-band {
    width: 100%;
  }

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

  .card,
  .detail-card,
  .panel,
  .contact-card,
  .form {
    padding: 22px;
  }

  .footer {
    display: grid;
  }
}