/* ============================================================
   RAZA AIRCON SERVICES INSTALLATION — Design System
   Palette:   #0B4F71 primary (compressor blue) · #3FC1E0 cool cyan
              #F2A93B amber (electrical accent) · #F6F9FB bg
   Type:      Space Grotesk (display) / Inter (body) / IBM Plex Mono (data)
   Signature: "airflow lines" — curved vent-line motif used as
              dividers, hero backdrop, and hover states.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600;700&family=IBM+Plex+Mono:wght@500&display=swap');

:root{
  --ink:        #0F222E;
  --ink-soft:   #3E5666;
  --bg:         #F6F9FB;
  --bg-alt:     #EAF1F5;
  --line:       #D9E4EA;
  --white:      #FFFFFF;

  --primary:      #0B4F71;
  --primary-dark: #063348;
  --primary-tint: #E4EEF3;
  --cool:         #3FC1E0;
  --cool-tint:    #E4F8FC;
  --amber:        #F2A93B;
  --amber-tint:   #FDF1E1;

  --display: 'Space Grotesk', sans-serif;
  --body:    'Inter', sans-serif;
  --mono:    'IBM Plex Mono', monospace;

  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 20px 40px -20px rgba(11,79,113,0.25);
  --shadow-sm: 0 8px 20px -12px rgba(11,79,113,0.25);
  --max: 1180px;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family:var(--body);
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  line-height:1.6;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4{ font-family:var(--display); margin:0; color:var(--primary-dark); line-height:1.15; }
p{ margin:0; }
button{ font-family:inherit; cursor:pointer; }

:focus-visible{ outline:3px solid var(--cool); outline-offset:3px; }

.wrap{ max-width:var(--max); margin:0 auto; padding:0 24px; }

@media (prefers-reduced-motion: reduce){
  *{ animation-duration:0.01ms !important; animation-iteration-count:1 !important; transition-duration:0.01ms !important; scroll-behavior:auto !important; }
}

/* ---------- eyebrow / labels ---------- */
.eyebrow{
  font-family:var(--mono);
  font-size:12.5px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--cool);
  background:var(--primary-dark);
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 12px;
  border-radius:999px;
}
.eyebrow.on-light{
  color:var(--primary);
  background:var(--primary-tint);
}
.eyebrow::before{
  content:'';
  width:6px; height:6px; border-radius:50%;
  background:var(--cool);
  box-shadow:0 0 0 3px rgba(63,193,224,.25);
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex; align-items:center; gap:10px;
  font-family:var(--display); font-weight:600; font-size:15px;
  padding:14px 24px; border-radius:999px; border:1.5px solid transparent;
  transition:transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease;
  white-space:nowrap;
}
.btn:hover{ transform:translateY(-2px); }
.btn-primary{ background:var(--cool); color:var(--primary-dark); box-shadow:var(--shadow-sm); }
.btn-primary:hover{ background:#5FD0EB; box-shadow:0 14px 28px -12px rgba(63,193,224,.6); }
.btn-outline{ border-color:rgba(255,255,255,.35); color:var(--white); }
.btn-outline:hover{ background:rgba(255,255,255,.1); }
.btn-outline.dark{ border-color:var(--primary); color:var(--primary); }
.btn-outline.dark:hover{ background:var(--primary-tint); }
.btn-block{ width:100%; justify-content:center; }
.btn svg{ width:18px; height:18px; flex:none; }

/* ---------- header ---------- */
.site-header{
  position:sticky; top:0; z-index:100;
  background:rgba(246,249,251,.9);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{ display:flex; align-items:center; justify-content:space-between; padding:14px 24px; }
.logo{ display:flex; align-items:center; gap:10px; }
.logo-mark{ width:42px; height:42px; flex:none; }
.logo-text{ font-family:var(--display); line-height:1.1; }
.logo-text b{ display:block; font-size:16.5px; font-weight:700; color:var(--primary-dark); letter-spacing:.01em; }
.logo-text span{ display:block; font-family:var(--mono); font-size:10px; letter-spacing:.14em; color:var(--cool); text-transform:uppercase; }

.nav-desktop{ display:flex; align-items:center; gap:2px; }
.nav-desktop a{
  font-family:var(--display); font-weight:600; font-size:14.5px;
  color:var(--ink-soft); padding:10px 14px; border-radius:999px;
  position:relative; transition:color .15s ease, background .15s ease;
}
.nav-desktop a:hover, .nav-desktop a.active{ color:var(--primary); background:var(--primary-tint); }
.nav-desktop .has-sub{ position:relative; }
.nav-desktop .sub{
  position:absolute; top:calc(100% + 8px); left:0; min-width:240px;
  background:var(--white); border:1px solid var(--line); border-radius:12px;
  box-shadow:var(--shadow); padding:8px; opacity:0; visibility:hidden;
  transform:translateY(6px); transition:all .18s ease;
}
.nav-desktop .has-sub:hover .sub{ opacity:1; visibility:visible; transform:translateY(0); }
.nav-desktop .sub a{ display:flex; gap:10px; align-items:center; padding:10px 12px; border-radius:8px; }
.nav-desktop .sub a:hover{ background:var(--bg-alt); }
.header-cta{ display:flex; align-items:center; gap:10px; }
.call-pill{
  display:flex; align-items:center; gap:8px;
  font-family:var(--mono); font-size:13px; color:var(--primary-dark);
  padding:9px 14px; border:1px solid var(--line); border-radius:999px; background:var(--white);
}
.call-pill svg{ width:16px; height:16px; color:var(--cool); }
.menu-btn{ display:none; background:none; border:1px solid var(--line); border-radius:10px; padding:9px; }
.menu-btn svg{ width:20px; height:20px; }

.nav-mobile{ display:none; background:var(--white); border-top:1px solid var(--line); }
.nav-mobile.open{ display:block; }
.nav-mobile .wrap{ padding:14px 24px 22px; display:flex; flex-direction:column; gap:2px; }
.nav-mobile a{ font-family:var(--display); font-weight:600; padding:12px 6px; border-bottom:1px solid var(--line); }
.nav-mobile .sub-mobile{ padding-left:14px; display:flex; flex-direction:column; }
.nav-mobile .sub-mobile a{ font-weight:500; font-size:14px; color:var(--ink-soft); border-bottom:none; padding:9px 6px; }

@media (max-width: 900px){
  .nav-desktop, .header-cta .call-pill{ display:none; }
  .menu-btn{ display:inline-flex; }
}

/* ---------- hero ---------- */
.hero{
  position:relative; overflow:hidden;
  background:linear-gradient(180deg, var(--primary-dark) 0%, var(--primary) 100%);
  color:var(--white);
  padding:88px 0 120px;
}
.hero .wrap{ position:relative; z-index:2; display:grid; grid-template-columns:1.1fr .9fr; gap:56px; align-items:center; }
.hero-eyebrow{ margin-bottom:22px; }
.hero h1{
  font-size:clamp(34px, 4.6vw, 54px); color:var(--white); font-weight:700;
  letter-spacing:-.01em; max-width:15ch;
}
.hero h1 .accent{ color:var(--cool); }
.hero-sub{ margin-top:20px; font-size:17px; color:rgba(255,255,255,.8); max-width:46ch; }
.hero-actions{ margin-top:32px; display:flex; gap:14px; flex-wrap:wrap; }
.hero-stats{ margin-top:44px; display:flex; gap:30px; flex-wrap:wrap; }
.hero-stat b{ display:block; font-family:var(--display); font-size:26px; color:var(--white); }
.hero-stat span{ display:block; font-size:12.5px; color:rgba(255,255,255,.65); margin-top:2px; }

.hero-visual{ position:relative; aspect-ratio:1/1; max-width:440px; justify-self:end; width:100%; }
.hero-card{
  position:absolute; inset:0; border-radius:28px;
  background:linear-gradient(155deg, #103F5A 0%, #0B4F71 60%, #0F6C93 100%);
  border:1px solid rgba(255,255,255,.12);
  box-shadow:0 40px 80px -30px rgba(0,0,0,.55);
  display:flex; align-items:center; justify-content:center;
  overflow:hidden;
}
.hero-badge{
  position:absolute; bottom:22px; left:22px; right:22px;
  background:rgba(15,34,46,.55); backdrop-filter:blur(6px);
  border:1px solid rgba(255,255,255,.14); border-radius:14px;
  padding:14px 16px; display:flex; align-items:center; gap:12px;
}
.hero-badge svg{ width:26px; height:26px; color:var(--cool); flex:none; }
.hero-badge b{ display:block; font-family:var(--display); font-size:14px; color:var(--white); }
.hero-badge span{ display:block; font-size:12px; color:rgba(255,255,255,.7); }

/* airflow signature lines */
.airflow{ position:absolute; inset:0; z-index:1; opacity:.55; pointer-events:none; }
.airflow path{ fill:none; stroke:rgba(255,255,255,.18); stroke-width:1.4; }
.airflow path.c{ stroke:rgba(63,193,224,.4); }

.airflow-divider{ display:block; width:100%; height:56px; margin-top:-1px; }
.airflow-divider path{ fill:none; stroke:var(--line); stroke-width:1.4; }

/* ---------- trust bar ---------- */
.trustbar{ background:var(--white); border-bottom:1px solid var(--line); padding:22px 0; }
.trustbar .wrap{ display:flex; gap:36px; flex-wrap:wrap; justify-content:space-between; align-items:center; }
.trust-item{ display:flex; align-items:center; gap:10px; font-family:var(--display); font-size:13.5px; color:var(--ink-soft); font-weight:600; }
.trust-item svg{ width:20px; height:20px; color:var(--cool); flex:none; }

/* ---------- section basics ---------- */
section{ padding:88px 0; }
.section-head{ max-width:640px; margin-bottom:48px; }
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }
.section-head h2{ font-size:clamp(26px,3.4vw,38px); margin-top:14px; }
.section-head p{ margin-top:14px; color:var(--ink-soft); font-size:16px; }

.bg-alt{ background:var(--bg-alt); }
.bg-dark{ background:var(--primary-dark); color:var(--white); }
.bg-dark .section-head h2{ color:var(--white); }
.bg-dark .section-head p{ color:rgba(255,255,255,.7); }

/* ---------- service cards ---------- */
.grid-3{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; }
.service-card{
  background:var(--white); border:1px solid var(--line); border-radius:var(--radius);
  padding:30px 26px; position:relative; overflow:hidden;
  transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.service-card:hover{ transform:translateY(-5px); box-shadow:var(--shadow); border-color:transparent; }
.service-card .num{ font-family:var(--mono); font-size:12px; color:var(--cool); letter-spacing:.1em; }
.service-icon{
  width:52px; height:52px; border-radius:14px; background:var(--primary-tint);
  display:flex; align-items:center; justify-content:center; margin:16px 0 20px;
  transition:background .2s ease;
}
.service-card:hover .service-icon{ background:var(--cool); }
.service-icon svg{ width:26px; height:26px; color:var(--primary); }
.service-card:hover .service-icon svg{ color:var(--primary-dark); }
.service-card h3{ font-size:19px; }
.service-card p{ margin-top:10px; color:var(--ink-soft); font-size:14.5px; }
.service-card .card-link{
  margin-top:18px; display:inline-flex; align-items:center; gap:6px;
  font-family:var(--display); font-weight:600; font-size:14px; color:var(--primary);
}
.service-card .card-link svg{ width:15px; height:15px; transition:transform .18s ease; }
.service-card:hover .card-link svg{ transform:translateX(4px); }
.service-card.electric .service-icon{ background:var(--amber-tint); }
.service-card.electric .service-icon svg{ color:var(--amber); }
.service-card.electric:hover .service-icon{ background:var(--amber); }
.service-card.electric:hover .service-icon svg{ color:var(--primary-dark); }

/* ---------- process ---------- */
.process-row{ display:grid; grid-template-columns:repeat(4,1fr); gap:24px; counter-reset:step; }
.process-item{ position:relative; padding-top:8px; }
.process-item::before{
  counter-increment:step; content:counter(step,decimal-leading-zero);
  font-family:var(--mono); font-size:13px; color:var(--cool);
}
.process-item h4{ margin-top:12px; font-size:16.5px; }
.process-item p{ margin-top:8px; color:var(--ink-soft); font-size:14px; }
.process-row{ position:relative; }

/* ---------- split feature ---------- */
.split{ display:grid; grid-template-columns:1fr 1fr; gap:56px; align-items:center; }
.feature-list{ display:flex; flex-direction:column; gap:18px; margin-top:26px; }
.feature-item{ display:flex; gap:14px; align-items:flex-start; }
.feature-item svg{ width:22px; height:22px; color:var(--cool); flex:none; margin-top:2px; }
.feature-item b{ display:block; font-family:var(--display); font-size:15.5px; color:var(--primary-dark); }
.feature-item span{ display:block; font-size:14px; color:var(--ink-soft); margin-top:2px; }

.visual-panel{
  border-radius:22px; overflow:hidden; position:relative; aspect-ratio:4/3.4;
  background:linear-gradient(160deg,#0B4F71,#124F70 45%,#3FC1E0 150%);
}
.visual-panel .airflow{ opacity:.6; }
.visual-badge{
  position:absolute; top:20px; right:20px; background:rgba(255,255,255,.92);
  border-radius:12px; padding:12px 14px; display:flex; gap:10px; align-items:center; box-shadow:var(--shadow-sm);
}
.visual-badge svg{ width:22px; height:22px; color:var(--primary); }
.visual-badge b{ display:block; font-family:var(--display); font-size:13px; color:var(--primary-dark); }
.visual-badge span{ display:block; font-family:var(--mono); font-size:11px; color:var(--ink-soft); }

/* ---------- testimonials ---------- */
.grid-testi{ display:grid; grid-template-columns:repeat(3,1fr); gap:22px; }
.testi-card{ background:var(--white); border:1px solid var(--line); border-radius:var(--radius); padding:26px; }
.stars{ display:flex; gap:3px; }
.stars svg{ width:16px; height:16px; color:var(--amber); }
.testi-card p{ margin-top:16px; font-size:14.5px; color:var(--ink-soft); }
.testi-who{ display:flex; align-items:center; gap:10px; margin-top:20px; }
.testi-avatar{
  width:38px; height:38px; border-radius:50%; background:var(--primary-tint);
  display:flex; align-items:center; justify-content:center; font-family:var(--display); font-weight:700; color:var(--primary); font-size:14px;
}
.testi-who b{ font-family:var(--display); font-size:14px; display:block; }
.testi-who span{ font-size:12.5px; color:var(--ink-soft); }

/* ---------- CTA band ---------- */
.cta-band{
  background:var(--primary-dark); color:var(--white); border-radius:26px;
  padding:56px 48px; display:flex; align-items:center; justify-content:space-between; gap:32px;
  position:relative; overflow:hidden; flex-wrap:wrap;
}
.cta-band h3{ color:var(--white); font-size:clamp(22px,3vw,30px); max-width:22ch; }
.cta-band p{ margin-top:10px; color:rgba(255,255,255,.7); font-size:15px; }
.cta-actions{ display:flex; gap:14px; flex-wrap:wrap; position:relative; z-index:2; }

/* ---------- footer ---------- */
.site-footer{ background:var(--primary-dark); color:rgba(255,255,255,.75); padding:64px 0 26px; }
.footer-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1.2fr; gap:40px; }
.footer-grid h5{ font-family:var(--display); color:var(--white); font-size:14px; letter-spacing:.04em; text-transform:uppercase; margin-bottom:16px; }
.footer-grid ul{ display:flex; flex-direction:column; gap:10px; font-size:14px; }
.footer-grid a:hover{ color:var(--cool); }
.footer-about p{ font-size:14px; margin-top:14px; max-width:32ch; color:rgba(255,255,255,.65); }
.footer-social{ display:flex; gap:10px; margin-top:18px; }
.footer-social a{
  width:36px; height:36px; border-radius:10px; border:1px solid rgba(255,255,255,.18);
  display:flex; align-items:center; justify-content:center;
}
.footer-social a:hover{ background:var(--cool); border-color:var(--cool); color:var(--primary-dark); }
.footer-social svg{ width:16px; height:16px; }
.foot-contact li{ display:flex; gap:10px; align-items:flex-start; font-size:14px; }
.foot-contact svg{ width:17px; height:17px; color:var(--cool); flex:none; margin-top:2px; }
.footer-bottom{
  margin-top:48px; padding-top:22px; border-top:1px solid rgba(255,255,255,.12);
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:10px; font-size:12.5px; color:rgba(255,255,255,.5);
}

/* ---------- whatsapp float ---------- */
.wa-float{
  position:fixed; bottom:22px; right:22px; z-index:200;
  width:58px; height:58px; border-radius:50%; background:#25D366;
  display:flex; align-items:center; justify-content:center; box-shadow:0 12px 26px -8px rgba(37,211,102,.6);
  transition:transform .2s ease;
}
.wa-float:hover{ transform:scale(1.08); }
.wa-float svg{ width:28px; height:28px; color:#fff; }

/* ---------- inner page hero ---------- */
.page-hero{
  background:linear-gradient(180deg, var(--primary-dark), var(--primary));
  color:var(--white); padding:64px 0 78px; position:relative; overflow:hidden;
}
.breadcrumb{ display:flex; align-items:center; gap:8px; font-family:var(--mono); font-size:12.5px; color:rgba(255,255,255,.6); margin-bottom:18px; }
.breadcrumb a:hover{ color:var(--cool); }
.page-hero h1{ color:var(--white); font-size:clamp(30px,4vw,44px); max-width:20ch; }
.page-hero p{ margin-top:16px; color:rgba(255,255,255,.75); max-width:56ch; font-size:16px; }

/* ---------- misc utility ---------- */
.tag-row{ display:flex; gap:10px; flex-wrap:wrap; margin-top:20px; }
.tag{
  font-family:var(--mono); font-size:12px; letter-spacing:.04em; color:var(--primary);
  background:var(--primary-tint); border-radius:999px; padding:7px 13px;
}
.two-col-list{ display:grid; grid-template-columns:1fr 1fr; gap:14px 32px; }
.check-row{ display:flex; gap:10px; align-items:flex-start; font-size:14.5px; color:var(--ink-soft); }
.check-row svg{ width:18px; height:18px; color:var(--cool); flex:none; margin-top:2px; }

.area-pills{ display:flex; flex-wrap:wrap; gap:10px; margin-top:22px; }
.area-pills span{
  font-family:var(--mono); font-size:12.5px; padding:8px 14px; border-radius:999px;
  border:1px solid var(--line); color:var(--ink-soft); background:var(--white);
}

.map-frame{ border-radius:var(--radius); overflow:hidden; border:1px solid var(--line); box-shadow:var(--shadow-sm); }
.map-frame iframe{ width:100%; height:100%; border:0; display:block; }

.contact-grid{ display:grid; grid-template-columns:.9fr 1.1fr; gap:48px; }
.contact-card{ background:var(--white); border:1px solid var(--line); border-radius:var(--radius); padding:28px; }
.contact-method{ display:flex; gap:14px; align-items:flex-start; padding:16px 0; border-bottom:1px solid var(--line); }
.contact-method:last-child{ border-bottom:none; }
.contact-method svg{ width:20px; height:20px; color:var(--cool); flex:none; margin-top:2px; }
.contact-method b{ display:block; font-family:var(--display); font-size:14.5px; }
.contact-method span, .contact-method a{ font-size:14px; color:var(--ink-soft); }

.form-field{ margin-bottom:16px; }
.form-field label{ display:block; font-family:var(--display); font-size:13.5px; font-weight:600; margin-bottom:6px; color:var(--primary-dark); }
.form-field input, .form-field select, .form-field textarea{
  width:100%; padding:13px 14px; border-radius:var(--radius-sm); border:1.5px solid var(--line);
  font-family:var(--body); font-size:14.5px; background:var(--white); color:var(--ink); transition:border-color .15s ease;
}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus{ border-color:var(--cool); outline:none; }
.form-row{ display:grid; grid-template-columns:1fr 1fr; gap:16px; }

.value-card{ background:var(--white); border:1px solid var(--line); border-radius:var(--radius); padding:26px; }
.value-card .service-icon{ margin-bottom:16px; }

/* ---------- responsive ---------- */
@media (max-width: 980px){
  .hero .wrap{ grid-template-columns:1fr; }
  .hero-visual{ justify-self:start; max-width:340px; }
  .grid-3, .grid-testi, .process-row{ grid-template-columns:1fr 1fr; }
  .split{ grid-template-columns:1fr; }
  .footer-grid{ grid-template-columns:1fr 1fr; }
  .contact-grid{ grid-template-columns:1fr; }
  .two-col-list{ grid-template-columns:1fr; }
}
@media (max-width: 620px){
  section{ padding:64px 0; }
  .grid-3, .grid-testi, .process-row, .footer-grid{ grid-template-columns:1fr; }
  .cta-band{ padding:38px 24px; flex-direction:column; align-items:flex-start; }
  .form-row{ grid-template-columns:1fr; }
  .trustbar .wrap{ gap:16px 28px; justify-content:flex-start; }
}