:root {
  --navy: #07366e;
  --navy-dark: #031f45;
  --blue: #0b79d0;
  --sky: #eaf7ff;
  --green: #50a629;
  --green-dark: #2f7f18;
  --ink: #10233f;
  --muted: #64748b;
  --line: #dfe8f1;
  --white: #ffffff;
  --shadow: 0 25px 70px rgba(5, 40, 83, .13);
  --radius: 26px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: #fff;
  font-family: "Manrope", Arial, sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
.container { width: min(1180px, calc(100% - 40px)); margin-inline: auto; }
.section { padding: 110px 0; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,.88);
  border-bottom: 1px solid rgba(216,228,238,.8);
  backdrop-filter: blur(16px);
}
.nav-wrap { height: 86px; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.brand { display: inline-flex; align-items: center; gap: 10px; min-width: 260px; }
.brand-mark { width: 48px; height: 48px; color: var(--green); display: grid; place-items: center; }
.brand-copy { display: flex; flex-direction: column; line-height: 1; text-transform: uppercase; }
.brand-copy strong { font-family: "Oswald", sans-serif; color: var(--navy); font-size: 25px; letter-spacing: .5px; }
.brand-copy strong span { color: var(--green); }
.brand-copy small { margin-top: 7px; color: var(--navy); letter-spacing: 7px; font-size: 10px; font-weight: 800; }
.main-nav { display: flex; align-items: center; gap: 32px; font-size: 14px; font-weight: 700; }
.main-nav a { transition: .2s ease; }
.main-nav a:hover { color: var(--green); }
.nav-cta { padding: 12px 20px; background: var(--navy); color: white !important; border-radius: 999px; box-shadow: 0 10px 24px rgba(7,54,110,.2); }
.nav-cta:hover { background: var(--green) !important; }
.menu-button { display: none; width: 46px; height: 42px; border: 0; background: transparent; padding: 8px; cursor: pointer; }
.menu-button span { display: block; height: 2px; margin: 6px 0; background: var(--navy); border-radius: 5px; }

.brand {
  display: flex;
  align-items: center;
  width: 260px;
  height: 70px;
  min-width: 260px;
  overflow: hidden;
}

.brand-logo {
  display: block;
  width: 230px;
  max-width: none;
  height: auto;
}

@media (max-width: 760px) {
  .brand {
    width: 180px;
    height: 60px;
    min-width: 170px;
  }

  .brand-logo {
    width: 220px;
    transform: translateX(-34px);
  }
}

.hero {
  min-height: 760px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  background: linear-gradient(120deg, #fbfdff 0%, #f4fbff 58%, #e5f4ff 100%);
}
.hero-grid { display: grid; grid-template-columns: 1.03fr .97fr; align-items: center; gap: 64px; padding: 90px 0 135px; position: relative; z-index: 2; }
.eyebrow { display: flex; align-items: center; gap: 12px; margin: 0 0 18px; text-transform: uppercase; letter-spacing: 2px; font-size: 12px; font-weight: 800; color: var(--navy); }
.eyebrow span { width: 34px; height: 3px; background: linear-gradient(90deg, var(--blue), var(--green)); border-radius: 999px; }
.hero h1, .section-heading h2, .benefits h2, .about h2, .contact h2 {
  font-family: "Oswald", sans-serif;
  text-transform: uppercase;
  letter-spacing: -1.5px;
  line-height: 1.05;
  margin: 0;
  color: var(--navy);
}
.hero h1 { font-size: clamp(60px, 7vw, 104px); }
.hero h1 em { color: var(--green); font-style: normal; }
.hero-lead { max-width: 630px; font-size: 19px; color: #42556f; margin: 28px 0 34px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 54px; padding: 14px 24px; border-radius: 999px; border: 1px solid transparent; font-weight: 800; cursor: pointer; transition: transform .2s ease, background .2s ease, box-shadow .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: linear-gradient(135deg, var(--green), var(--green-dark)); color: white; box-shadow: 0 15px 30px rgba(70,158,38,.25); }
.button-secondary { background: white; color: var(--navy); border-color: #cddbea; }
.hero-points { display: flex; flex-wrap: wrap; gap: 10px 22px; margin-top: 30px; font-size: 13px; font-weight: 700; color: #4e6076; }
.hero-points i { font-style: normal; color: var(--green); margin-right: 5px; }

.hero-visual { position: relative; min-height: 520px; display: grid; place-items: center; }
.aircon-card {
  position: relative;
  width: min(520px, 100%);
  height: 220px;
  border-radius: 30px 30px 22px 22px;
  background: linear-gradient(150deg, #fff, #edf2f7 70%, #d9e2eb);
  box-shadow: 0 44px 80px rgba(4,43,84,.25), inset 0 1px 0 white;
  border: 1px solid #e8eef4;
  transform: perspective(900px) rotateY(-6deg) rotateX(2deg);
}
.aircon-card::after { content: ""; position: absolute; inset: auto 4% -11px 4%; height: 24px; border-radius: 0 0 18px 18px; background: linear-gradient(#dce4ec, #aebdca); box-shadow: 0 12px 20px rgba(7,42,78,.12); }
.temperature { position: absolute; right: 28px; top: 23px; color: #a8b3bd; font-size: 25px; font-weight: 600; }
.unit-logo { position: absolute; left: 30px; top: 27px; color: #99a8b6; font-size: 11px; letter-spacing: 2px; }
.vent { position: absolute; left: 7%; right: 7%; bottom: 20px; height: 60px; background: linear-gradient(#293747 0 14%, #07101b 14% 42%, #324657 42% 100%); border-radius: 4px 4px 14px 14px; overflow: hidden; }
.vent::before { content: ""; position: absolute; inset: 25px 12px 8px; background: repeating-linear-gradient(90deg, #0d1926 0 5px, #8193a3 6px 7px); opacity: .85; }
.air-stream { position: absolute; width: 180px; height: 190px; bottom: -190px; border-radius: 50%; filter: blur(1px); background: linear-gradient(180deg, rgba(19,160,239,.25), rgba(19,160,239,0)); transform: skewX(-13deg); }
.stream-one { left: 80px; }
.stream-two { left: 185px; height: 220px; }
.stream-three { right: 45px; }
.eco-badge { position: absolute; z-index: 3; top: 38px; right: 8px; width: 112px; height: 112px; border-radius: 50%; display: grid; place-content: center; text-align: center; color: white; background: linear-gradient(135deg, var(--green), var(--navy)); box-shadow: 0 20px 40px rgba(36,108,73,.25); border: 6px solid white; }
.eco-badge strong { font-family: "Oswald"; font-size: 30px; line-height: 1; }
.eco-badge span { font-size: 10px; font-weight: 800; text-transform: uppercase; }
.mini-card { position: absolute; z-index: 4; display: flex; align-items: center; gap: 12px; padding: 15px 18px; background: rgba(255,255,255,.94); border: 1px solid #e1eaf1; box-shadow: 0 18px 40px rgba(5,38,77,.12); border-radius: 16px; }
.mini-card-left { left: -25px; bottom: 58px; }
.mini-card-right { right: -20px; bottom: 5px; }
.mini-card strong, .mini-card small { display: block; }
.mini-card strong { color: var(--navy); font-size: 13px; }
.mini-card small { color: var(--muted); font-size: 10px; }
.mini-icon { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 50%; background: var(--sky); }
.hero-orb { position: absolute; border-radius: 50%; filter: blur(2px); }
.hero-orb-one { width: 440px; height: 440px; right: -160px; top: -120px; border: 90px solid rgba(80,166,41,.12); }
.hero-orb-two { width: 280px; height: 280px; left: 44%; bottom: -120px; background: rgba(11,121,208,.07); }
.hero-wave { position: absolute; left: -5%; right: -5%; bottom: -1px; height: 90px; background: white; clip-path: ellipse(58% 55% at 50% 100%); }

.trust-strip { margin-top: -30px; position: relative; z-index: 5; }
.trust-grid { display: grid; grid-template-columns: repeat(4,1fr); background: white; border-radius: 22px; box-shadow: var(--shadow); border: 1px solid #e8eef4; overflow: hidden; }
.trust-grid div { padding: 24px 26px; border-right: 1px solid var(--line); }
.trust-grid div:last-child { border-right: 0; }
.trust-grid strong, .trust-grid span { display: block; }
.trust-grid strong { color: var(--navy); font-size: 15px; }
.trust-grid span { color: var(--muted); font-size: 12px; }

.section-heading { display: flex; justify-content: space-between; gap: 50px; align-items: flex-end; margin-bottom: 52px; }
.section-heading h2, .benefits h2, .about h2, .contact h2 { font-size: clamp(40px, 5vw, 62px); }
.section-heading > p { max-width: 470px; margin: 0 0 8px; color: var(--muted); }
.card-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 18px; }
.service-card { position: relative; min-height: 335px; padding: 34px 28px; overflow: hidden; border: 1px solid var(--line); border-radius: 22px; background: white; box-shadow: 0 16px 45px rgba(9,45,86,.07); transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease; }
.service-card:hover { transform: translateY(-8px); box-shadow: 0 26px 60px rgba(9,45,86,.13); border-color: rgba(80,166,41,.35); }
.service-number { position: absolute; right: 18px; top: 8px; font-family: "Oswald"; font-size: 66px; font-weight: 700; color: #edf3f7; }
.service-icon { position: relative; width: 58px; height: 58px; display: grid; place-items: center; border-radius: 18px; background: linear-gradient(135deg, var(--navy), var(--blue)); color: white; font-size: 24px; }
.service-card:nth-child(even) .service-icon { background: linear-gradient(135deg, var(--green), var(--green-dark)); }
.service-card h3 { margin: 24px 0 10px; font-size: 20px; color: var(--navy); }
.service-card p { margin: 0; color: var(--muted); font-size: 14px; }
.service-card a { position: absolute; left: 28px; bottom: 28px; font-size: 13px; font-weight: 800; color: var(--green-dark); }
.service-card a span { display: inline-block; margin-left: 5px; transition: transform .2s; }
.service-card a:hover span { transform: translateX(5px); }

.benefits { background: linear-gradient(125deg, var(--navy-dark), var(--navy) 58%, #0a5e93); color: white; overflow: hidden; }
.benefits-grid { display: grid; grid-template-columns: .9fr 1.1fr; align-items: center; gap: 80px; }
.eyebrow.light { color: #d8f6ff; }
.benefits h2, .contact h2 { color: white; }
.benefits .intro { color: #c8d8ea; font-size: 17px; }
.benefit-list { margin-top: 34px; display: grid; grid-template-columns: repeat(2,1fr); gap: 20px; }
.benefit-list > div { display: flex; gap: 14px; padding: 20px; border: 1px solid rgba(255,255,255,.12); background: rgba(255,255,255,.06); border-radius: 18px; }
.benefit-list > div > span { flex: 0 0 auto; width: 37px; height: 37px; display: grid; place-items: center; border-radius: 50%; color: white; background: var(--green); font-weight: 800; font-size: 11px; }
.benefit-list p { margin: 0; color: #bacde1; font-size: 13px; }
.benefit-list strong { display: block; color: white; margin-bottom: 4px; font-size: 14px; }
.benefits-visual { position: relative; }
.building-card { height: 500px; border-radius: 34px; overflow: hidden; position: relative; background: linear-gradient(#b7e3ff 0 52%, #e4f3e7 52% 100%); box-shadow: 0 30px 70px rgba(0,0,0,.25); }
.sun { position: absolute; top: 55px; right: 55px; width: 70px; height: 70px; border-radius: 50%; background: #fff4a8; box-shadow: 0 0 0 20px rgba(255,244,168,.16); }
.building { position: absolute; left: 70px; right: 70px; bottom: 65px; height: 300px; padding: 45px; display: grid; grid-template-columns: repeat(2,1fr); gap: 22px; background: linear-gradient(145deg, #ffffff, #dbe7ef); border-radius: 12px 12px 0 0; box-shadow: 18px 18px 0 rgba(5,61,105,.13); }
.building::before { content: ""; position: absolute; top: -38px; left: -25px; right: -25px; height: 50px; background: var(--navy); clip-path: polygon(50% 0,100% 100%,0 100%); }
.building span { background: linear-gradient(145deg, #1976ac, #8ed3f5); border: 8px solid #fff; box-shadow: inset 0 0 0 2px rgba(4,45,81,.2); }
.plant { position: absolute; bottom: 30px; font-size: 58px; filter: drop-shadow(0 8px 7px rgba(0,0,0,.2)); }
.plant-one { left: 15px; }
.plant-two { right: 12px; }
.saving-pill { position: absolute; left: -30px; bottom: 35px; padding: 17px 22px; background: white; color: var(--navy); border-radius: 16px; box-shadow: 0 18px 40px rgba(0,0,0,.2); }
.saving-pill strong, .saving-pill span { display: block; }
.saving-pill span { color: var(--muted); font-size: 11px; }

.about { background: #f8fbfd; }
.about-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 70px; align-items: center; }
.about-copy > p:not(.eyebrow) { color: var(--muted); max-width: 680px; }
.stats { display: grid; grid-template-columns: repeat(3,1fr); margin-top: 35px; border-top: 1px solid var(--line); padding-top: 25px; }
.stats strong, .stats span { display: block; }
.stats strong { font-family: "Oswald"; color: var(--green); font-size: 38px; }
.stats span { font-size: 12px; font-weight: 700; color: var(--muted); }
.process-card { background: white; border: 1px solid var(--line); padding: 38px; border-radius: 28px; box-shadow: var(--shadow); }
.process-card h3 { color: var(--navy); font-size: 29px; line-height: 1.25; margin: 0 0 25px; }
.process-card ol { padding: 0; margin: 0; list-style: none; }
.process-card li { display: flex; gap: 16px; padding: 18px 0; border-top: 1px solid var(--line); }
.process-card li > span { width: 38px; height: 38px; flex: 0 0 auto; display: grid; place-items: center; border-radius: 50%; background: var(--sky); color: var(--blue); font-weight: 800; }
.process-card strong { color: var(--navy); }
.process-card p { margin: 4px 0 0; color: var(--muted); font-size: 13px; }

.brands { padding: 44px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: white; text-align: center; }
.brands p { margin: 0 0 22px; color: var(--muted); font-size: 13px; font-weight: 700; }
.brand-list { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 28px 52px; }
.brand-list span { font-family: "Oswald"; font-size: 23px; font-weight: 700; color: #65758a; letter-spacing: -.5px; }
.brand-list span:nth-child(1), .brand-list span:nth-child(5) { color: var(--navy); }
.brand-list span:nth-child(2), .brand-list span:nth-child(4), .brand-list span:nth-child(6) { color: #b73731; }

.contact { background: linear-gradient(135deg, var(--navy-dark), var(--navy)); color: white; }
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 80px; align-items: center; }
.contact-copy > p:not(.eyebrow) { color: #cbd9e7; font-size: 17px; }
.contact-details { display: grid; gap: 14px; margin-top: 30px; }
.contact-details a { display: flex; align-items: center; gap: 14px; }
.contact-details a > span { width: 44px; height: 44px; display: grid; place-items: center; border-radius: 50%; background: rgba(255,255,255,.1); }
.contact-details small, .contact-details strong { display: block; }
.contact-details small { color: #93b3cf; font-size: 10px; text-transform: uppercase; letter-spacing: 1px; }
.contact-details strong { font-size: 14px; }
.quote-form { padding: 34px; background: white; color: var(--ink); border-radius: 28px; box-shadow: 0 30px 70px rgba(0,0,0,.24); }
.form-row { display: grid; grid-template-columns: repeat(2,1fr); gap: 15px; }
.quote-form label { display: block; margin-bottom: 15px; color: var(--navy); font-size: 12px; font-weight: 800; }
.quote-form input, .quote-form textarea, .quote-form select { width: 100%; margin-top: 7px; border: 1px solid #d9e4ec; border-radius: 12px; padding: 13px 14px; color: var(--ink); background: #fbfdff; outline: none; }
.quote-form input:focus, .quote-form textarea:focus, .quote-form select:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(11,121,208,.11); }
.quote-form .button { width: 100%; border: 0; }
.form-note { display: block; margin-top: 12px; color: #7a8ba0; text-align: center; font-size: 10px; }

.site-footer { background: #021731; color: #a9bfd3; padding: 50px 0 20px; }
.footer-grid { display: grid; grid-template-columns: 1fr 1fr auto; align-items: center; gap: 35px; padding-bottom: 35px; border-bottom: 1px solid rgba(255,255,255,.1); }
.footer-brand .brand-copy strong { color: white; }
.footer-brand .brand-copy small { color: #b9cae0; }
.footer-grid p { margin: 0; max-width: 420px; font-size: 13px; }
.footer-links { display: flex; gap: 20px; font-size: 13px; font-weight: 700; }
.footer-links a:hover { color: white; }
.footer-bottom { padding-top: 20px; display: flex; justify-content: space-between; gap: 20px; font-size: 11px; }
.floating-call { display: none; position: fixed; z-index: 90; right: 18px; bottom: 18px; width: 56px; height: 56px; border-radius: 50%; place-items: center; background: var(--green); color: white; box-shadow: 0 15px 30px rgba(47,127,24,.35); font-size: 22px; }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

@media (max-width: 1000px) {
  .main-nav { gap: 18px; }
  .hero-grid, .benefits-grid, .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .hero-grid { padding-top: 70px; text-align: center; }
  .hero-copy .eyebrow, .hero-actions, .hero-points { justify-content: center; }
  .hero-lead { margin-inline: auto; }
  .hero-visual { max-width: 650px; width: 100%; margin-inline: auto; }
  .card-grid { grid-template-columns: repeat(2,1fr); }
  .benefits-grid { gap: 55px; }
  .benefits-visual { max-width: 620px; width: 100%; margin-inline: auto; }
  .contact-copy { text-align: center; }
  .contact-copy .eyebrow { justify-content: center; }
  .contact-details { justify-items: center; }
}

@media (max-width: 760px) {
  .container { width: min(100% - 28px, 1180px); }
  .section { padding: 78px 0; }
  .nav-wrap { height: 74px; }
  .brand { min-width: 0; }
  .brand-mark { width: 40px; height: 40px; }
  .brand-copy strong { font-size: 20px; }
  .brand-copy small { letter-spacing: 5px; font-size: 8px; }
  .menu-button { display: block; }
  .main-nav { position: absolute; top: 74px; left: 0; right: 0; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: 12px 20px 22px; background: white; border-bottom: 1px solid var(--line); box-shadow: 0 15px 30px rgba(0,0,0,.08); }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 13px 5px; }
  .nav-cta { text-align: center; margin-top: 8px; }
  .hero { min-height: auto; }
  .hero-grid { padding: 62px 0 105px; gap: 20px; }
  .hero h1 { font-size: clamp(50px, 16vw, 72px); }
  .hero-lead { font-size: 16px; }
  .hero-visual { min-height: 410px; }
  .aircon-card { height: 160px; }
  .vent { height: 45px; }
  .mini-card { transform: scale(.86); }
  .mini-card-left { left: -18px; bottom: 55px; }
  .mini-card-right { right: -18px; bottom: 8px; }
  .eco-badge { width: 90px; height: 90px; right: -8px; top: 45px; }
  .trust-grid { grid-template-columns: repeat(2,1fr); }
  .trust-grid div:nth-child(2) { border-right: 0; }
  .trust-grid div:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .section-heading { display: block; }
  .section-heading > p { margin-top: 18px; }
  .card-grid { grid-template-columns: 1fr; }
  .benefit-list { grid-template-columns: 1fr; }
  .building-card { height: 410px; }
  .building { left: 45px; right: 45px; height: 250px; }
  .saving-pill { left: -5px; }
  .stats { gap: 10px; }
  .stats strong { font-size: 30px; }
  .process-card { padding: 26px 20px; }
  .brand-list { gap: 20px 28px; }
  .brand-list span { font-size: 18px; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .quote-form { padding: 24px 18px; }
  .footer-grid { grid-template-columns: 1fr; text-align: center; justify-items: center; }
  .footer-grid .brand { justify-content: center; }
  .footer-bottom { flex-direction: column; align-items: center; text-align: center; }
  .floating-call { display: grid; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}