:root {
  --navy: #23264f;
  --navy-2: #191b3a;
  --navy-3: #2f3468;
  --blue: #4f8fc0;
  --blue-2: #3d78a6;
  --accent: #e8481f;
  --accent-2: #c53a16;
  --ink: #1b1d33;
  --muted: #56607a;
  --line: #d9dee8;
  --paper: #f4f6fa;
  --white: #ffffff;
  --max: 1200px;
  --head: "Oswald", "Arial Narrow", Impact, sans-serif;
  --body: "Montserrat", "Segoe UI", Arial, system-ui, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--body);
  color: var(--ink);
  background: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-2); }
.container { max-width: var(--max); margin: 0 auto; padding: 0 26px; }

h1, h2, h3, h4 { font-family: var(--head); font-weight: 700; line-height: 1.08; letter-spacing: 0.4px; }

/* Uppercase kicker label with thick accent bar */
.kicker {
  display: inline-block;
  font-family: var(--head);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 3px;
  font-size: 0.82rem;
  color: var(--accent);
  padding-bottom: 8px;
  border-bottom: 4px solid var(--accent);
  margin-bottom: 22px;
}
.kicker.light { color: #fff; border-color: var(--accent); }

/* Buttons: squared, bold, uppercase */
.btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  padding: 15px 30px;
  border-radius: 0;
  font-family: var(--head);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  border: none;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.15s ease;
}
.btn:hover { background: var(--accent-2); color: #fff; transform: translateY(-2px); }
.btn-navy { background: var(--navy); }
.btn-navy:hover { background: var(--navy-2); }
.btn-outline {
  background: transparent;
  color: var(--navy);
  border: 3px solid var(--navy);
  padding: 12px 27px;
}
.btn-outline:hover { background: var(--navy); color: #fff; transform: translateY(-2px); }
.btn-outline.light { color: #fff; border-color: #fff; }
.btn-outline.light:hover { background: #fff; color: var(--navy); }

/* Topbar */
.topbar { background: var(--navy-2); color: #c3c8e0; font-size: 0.82rem; }
.topbar .container {
  display: flex; flex-wrap: wrap; gap: 6px 28px; align-items: center;
  justify-content: center; padding: 8px 26px;
}
.topbar span { display: inline-flex; align-items: center; gap: 7px; }
.topbar a { color: #c3c8e0; }
.topbar a:hover { color: #fff; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 60; background: var(--white); border-bottom: 3px solid var(--navy); }
.site-header .container { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding-top: 14px; padding-bottom: 14px; }
.brand { display: flex; align-items: center; gap: 12px; min-width: 0; }
.brand img { height: 42px; width: auto; flex-shrink: 0; }
.nav { display: flex; align-items: center; gap: 26px; }
.nav a { color: var(--navy); font-family: var(--head); font-weight: 500; text-transform: uppercase; letter-spacing: 1px; font-size: 0.9rem; }
.nav a:hover { color: var(--accent); }
.nav a.btn { color: #fff; }
.nav a.btn:hover { color: #fff; }
.menu-toggle { display: none; background: var(--navy); border: none; color: #fff; font-size: 1.4rem; padding: 8px 14px; cursor: pointer; line-height: 1; }

/* Floating call button */
.call-float {
  position: fixed; right: 20px; bottom: 20px; z-index: 70;
  background: var(--accent); color: #fff;
  font-family: var(--head); font-weight: 600; text-transform: uppercase; letter-spacing: 1px;
  font-size: 0.9rem; padding: 14px 22px;
  box-shadow: 0 10px 26px rgba(232, 72, 31, 0.45);
  display: inline-flex; align-items: center; gap: 9px;
}
.call-float:hover { background: var(--accent-2); color: #fff; }

/* Hero */
.hero {
  position: relative; color: #fff;
  background: linear-gradient(115deg, rgba(25,27,58,0.94) 40%, rgba(35,38,79,0.78)), url("images/air5.jpg") center/cover no-repeat;
  padding: 96px 0 84px;
  border-bottom: 6px solid var(--accent);
}
.hero h1 { font-size: clamp(2.1rem, 5vw, 3.7rem); max-width: 960px; text-transform: uppercase; }
.hero p.lead { margin-top: 22px; font-size: 1.15rem; max-width: 700px; color: #dfe3f2; }
.hero .cta-row { margin-top: 34px; display: flex; flex-wrap: wrap; gap: 16px; }
.chips { margin-top: 46px; display: flex; flex-wrap: wrap; gap: 0; border: 2px solid rgba(255,255,255,0.28); }
.chips .chip {
  font-family: var(--head); text-transform: uppercase; letter-spacing: 1.5px; font-size: 0.9rem;
  color: #fff; padding: 16px 26px; flex: 1 1 auto; text-align: center;
  border-right: 2px solid rgba(255,255,255,0.28);
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
}
.chips .chip:last-child { border-right: none; }

/* Section base */
.section { padding: 84px 0; }
.section-paper { background: var(--paper); }
.section-navy { background: var(--navy); color: #fff; }

/* About / intro block */
.about .container { max-width: 900px; }
.about h2 { font-size: clamp(1.8rem, 3.6vw, 2.6rem); color: var(--navy); text-transform: uppercase; margin-bottom: 20px; }
.about p { color: var(--muted); font-size: 1.08rem; margin-bottom: 16px; }
.section-navy .about h2 { color: #fff; }
.section-navy p { color: #cdd2ea; }

/* Mini note block (no image) */
.note .container { max-width: 980px; }
.note-card {
  background: var(--white);
  border-left: 8px solid var(--accent);
  border-top: 3px solid var(--navy);
  padding: 40px 44px;
}
.section-paper .note-card { box-shadow: 0 18px 44px rgba(25,27,58,0.10); }
.note-card h2 { color: var(--navy); font-size: clamp(1.5rem, 3vw, 2.1rem); text-transform: uppercase; margin-bottom: 18px; }
.note-card p { color: var(--muted); margin-bottom: 14px; }

/* Advantage / service blocks (title-image-text) */
.tip { padding: 0; border-bottom: 1px solid var(--line); }
.tip .container { padding-top: 78px; padding-bottom: 78px; }
.tip:nth-child(even) { background: var(--paper); }
.tip-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 54px; align-items: center; }
.tip:nth-child(even) .tip-grid { grid-template-columns: 1fr 1.05fr; }
.tip:nth-child(even) .tip-media { order: -1; }
.tip-number {
  display: inline-block; font-family: var(--head); font-weight: 700;
  text-transform: uppercase; letter-spacing: 2px; font-size: 0.95rem;
  color: #fff; background: var(--accent); padding: 8px 18px; margin-bottom: 20px;
}
.tip h3 { font-size: clamp(1.5rem, 3vw, 2.15rem); color: var(--navy); text-transform: uppercase; margin-bottom: 18px; }
.tip p { color: var(--muted); margin-bottom: 14px; font-size: 1.04rem; }
.tip .btn { margin-top: 10px; }
.tip-media { position: relative; }
.tip-media img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4/3; border: 4px solid var(--navy); }
.tip-media::after {
  content: ""; position: absolute; right: -16px; bottom: -16px;
  width: 90px; height: 90px; background: var(--accent); z-index: -1;
}

/* Daikin trust band */
.band { background: var(--accent); color: #fff; padding: 56px 0; }
.band .container { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 26px; }
.band .band-txt { max-width: 720px; }
.band h2 { font-size: clamp(1.6rem, 3.2vw, 2.3rem); text-transform: uppercase; margin-bottom: 8px; }
.band p { color: #ffe3d8; font-size: 1.05rem; }
.band .badge {
  font-family: var(--head); font-weight: 700; text-transform: uppercase; letter-spacing: 2px;
  font-size: 1.4rem; border: 4px solid #fff; padding: 18px 26px; text-align: center; line-height: 1.2;
}
.band .badge small { display: block; font-size: 0.75rem; letter-spacing: 3px; font-weight: 500; }

.section-title { color: var(--navy); text-transform: uppercase; font-size: clamp(1.8rem, 3.6vw, 2.6rem); margin-bottom: 10px; }

/* Gallery */
.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 12px; }
.gallery-grid figure { position: relative; overflow: hidden; border: 3px solid var(--navy); }
.gallery-grid img { width: 100%; height: 240px; object-fit: cover; transition: transform 0.4s ease; }
.gallery-grid figure:hover img { transform: scale(1.06); }
.gallery-grid figcaption {
  position: absolute; left: 0; bottom: 0; right: 0; background: rgba(25,27,58,0.86); color: #fff;
  font-family: var(--head); text-transform: uppercase; letter-spacing: 1px; font-size: 0.85rem; padding: 10px 14px;
}

/* Trust logos strip */
.trust { text-align: center; }
.trust .kicker { border: none; padding: 0; }
.trust-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 0; margin-top: 26px; border: 2px solid var(--line); }
.trust-row .item {
  flex: 1 1 180px; padding: 26px 20px; font-family: var(--head); font-weight: 600;
  text-transform: uppercase; letter-spacing: 1.5px; color: var(--navy); font-size: 1.05rem;
  border-right: 2px solid var(--line);
}
.trust-row .item:last-child { border-right: none; }
.trust-row .item small { display: block; font-family: var(--body); font-weight: 500; text-transform: none; letter-spacing: 0; color: var(--muted); font-size: 0.78rem; margin-top: 4px; }

/* CTA + form */
.cta-section { background: var(--navy); color: #dfe3f2; padding: 86px 0; border-top: 6px solid var(--accent); }
.cta-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 54px; align-items: start; }
.cta-grid h2 { font-size: clamp(1.8rem, 3.6vw, 2.6rem); color: #fff; text-transform: uppercase; margin-bottom: 18px; }
.cta-grid p { color: #c6cbe6; margin-bottom: 14px; }
.cta-grid ul { list-style: none; margin-top: 20px; }
.cta-grid ul li { padding-left: 30px; position: relative; margin-bottom: 12px; font-weight: 600; color: #eef0f8; }
.cta-grid ul li::before { content: ""; position: absolute; left: 0; top: 10px; width: 14px; height: 14px; background: var(--accent); }

.form-card { background: #fff; padding: 38px; border-top: 6px solid var(--accent); }
.form-card h3 { color: var(--navy); margin-bottom: 6px; font-size: 1.5rem; text-transform: uppercase; }
.form-card .sub { color: var(--muted); font-size: 0.9rem; margin-bottom: 22px; }
.field { margin-bottom: 16px; }
.field label { display: block; font-family: var(--head); text-transform: uppercase; letter-spacing: 1px; font-size: 0.8rem; font-weight: 500; margin-bottom: 6px; color: var(--navy); }
.field input, .field select, .field textarea {
  width: 100%; padding: 13px 15px; border: 2px solid var(--line); border-radius: 0;
  font-family: inherit; font-size: 0.95rem; background: #fbfcfe; color: var(--ink);
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--accent); }
.form-card .btn { width: 100%; }
.form-note { font-size: 0.78rem; color: var(--muted); margin-top: 12px; text-align: center; }
.form-success { display: none; background: #eafaf0; border: 2px solid #58c48a; color: #14663d; padding: 16px; margin-top: 16px; font-weight: 600; }
.form-success.show { display: block; }

/* Footer */
.site-footer { background: var(--navy-2); color: #b8bedb; padding: 62px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1.2fr; gap: 40px; }
.site-footer h4 { color: #fff; margin-bottom: 18px; font-size: 1.05rem; text-transform: uppercase; letter-spacing: 1.5px; }
.site-footer p, .site-footer li { color: #a1a8c9; font-size: 0.9rem; margin-bottom: 10px; }
.site-footer ul { list-style: none; }
.site-footer a { color: #a1a8c9; }
.site-footer a:hover { color: #fff; }
.footer-brand img { height: 40px; margin-bottom: 16px; background: #fff; padding: 8px 12px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.12); margin-top: 40px; padding-top: 22px; text-align: center; font-size: 0.82rem; color: #7e86ab; }

/* Interior pages */
.page-hero { background: var(--navy); color: #fff; padding: 72px 0 60px; border-bottom: 6px solid var(--accent); }
.page-hero h1 { font-size: clamp(1.9rem, 4vw, 3rem); text-transform: uppercase; }
.page-hero p { color: #c6cbe6; margin-top: 12px; }
.doc { padding: 66px 0 78px; }
.doc .container { max-width: 880px; }
.doc h2 { color: var(--navy); font-size: 1.5rem; text-transform: uppercase; margin: 34px 0 12px; padding-left: 14px; border-left: 5px solid var(--accent); }
.doc h3 { color: var(--blue-2); font-size: 1.15rem; margin: 22px 0 8px; }
.doc p, .doc li { color: var(--muted); margin-bottom: 12px; }
.doc ul { margin: 0 0 14px 24px; }
.info-table { width: 100%; border-collapse: collapse; margin: 22px 0; }
.info-table td { padding: 13px 15px; border: 2px solid var(--line); font-size: 0.95rem; }
.info-table td:first-child { font-family: var(--head); text-transform: uppercase; letter-spacing: 1px; font-weight: 600; color: var(--navy); width: 38%; background: var(--paper); }

.contact-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin: 30px 0; }
.contact-card { background: var(--paper); border-top: 5px solid var(--accent); padding: 30px 24px; text-align: center; }
.contact-card .ico { font-size: 1.9rem; margin-bottom: 12px; }
.contact-card h3 { color: var(--navy); margin-bottom: 8px; text-transform: uppercase; font-size: 1.1rem; }
.contact-card p, .contact-card a { color: var(--muted); font-size: 0.95rem; }

@media (max-width: 900px) {
  .site-header .container { gap: 12px; }
  .nav { display: none; }
  .menu-toggle { display: block; flex-shrink: 0; }
  .nav.open {
    display: flex; flex-direction: column; align-items: flex-start;
    position: absolute; top: 100%; left: 0; right: 0; background: #fff;
    padding: 18px 26px; gap: 14px; border-bottom: 3px solid var(--navy);
    box-shadow: 0 18px 34px rgba(25,27,58,0.14);
  }
  .nav.open a { width: 100%; }
  .nav.open .btn { text-align: center; }
  .tip-grid, .tip:nth-child(even) .tip-grid { grid-template-columns: 1fr; gap: 30px; }
  .tip:nth-child(even) .tip-media { order: 0; }
  .cta-grid, .footer-grid, .contact-cards, .gallery-grid { grid-template-columns: 1fr; }
  .gallery-grid img { height: 220px; }
  .band .container { flex-direction: column; align-items: flex-start; }
  .chips { flex-direction: column; }
  .chips .chip { border-right: none; border-bottom: 2px solid rgba(255,255,255,0.28); }
  .chips .chip:last-child { border-bottom: none; }
}
@media (max-width: 560px) {
  .container { padding: 0 18px; }
  .topbar .container { justify-content: flex-start; gap: 4px 16px; }
  .topbar span:nth-child(1) { display: none; }
  .brand img { height: 36px; }
  .section, .cta-section, .hero { padding-top: 60px; padding-bottom: 60px; }
  .tip .container { padding-top: 52px; padding-bottom: 52px; }
  .note-card, .form-card { padding: 28px 22px; }
  .call-float { padding: 12px 16px; font-size: 0.82rem; }
  .trust-row .item { flex-basis: 50%; }
}