/* =========================================================
   R.K GAS REPAIRING — design tokens
   Ink       #16202C  (headers, nav, footer, body text)
   Steel     #46566B  (secondary text)
   Flame     #FF7A1A  (primary CTA — call/whatsapp)
   Ember     #D8331F  (urgent accent, used sparingly)
   Cool White#F4F6F7  (page background)
   Line      #E2E6E9  (hairlines)
   Trust Grn #2E8B57  (badges only)
   Display : 'Barlow Condensed' (gauge / meter-plate feel)
   Body    : 'Inter'
   Utility : 'IBM Plex Mono' (phone numbers, sector codes)
   ========================================================= */

:root{
  --ink:#16202C;
  --ink-soft:#46566B;
  --flame:#FF7A1A;
  --flame-dark:#E0630A;
  --ember:#D8331F;
  --white:#FFFFFF;
  --paper:#F4F6F7;
  --paper-2:#EAEDEF;
  --line:#E2E6E9;
  --green:#2E8B57;
  --radius:12px;
  --shadow:0 8px 24px rgba(22,32,44,.08);
  --shadow-lg:0 16px 40px rgba(22,32,44,.16);
  --font-display:'Barlow Condensed',sans-serif;
  --font-body:'Inter',sans-serif;
  --font-mono:'IBM Plex Mono',monospace;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;}
}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--paper);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;margin:0;padding:0;}
h1,h2,h3,h4{
  font-family:var(--font-display);
  color:var(--ink);
  line-height:1.08;
  margin:0 0 .4em;
  letter-spacing:.2px;
  text-transform:uppercase;
}
h1{font-size:clamp(2.4rem,6vw,4rem);font-weight:600;}
h2{font-size:clamp(1.9rem,4.2vw,2.8rem);font-weight:600;}
h3{font-size:clamp(1.3rem,2.6vw,1.6rem);font-weight:600;text-transform:none;}
p{margin:0 0 1em;color:var(--ink-soft);}
.container{max-width:1180px;margin:0 auto;padding:0 24px;}
.mono{font-family:var(--font-mono);}
.eyebrow{
  font-family:var(--font-mono);
  font-size:.78rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--flame-dark);
  display:flex;align-items:center;gap:10px;
  margin-bottom:.9em;
}
.eyebrow::before{
  content:"";width:26px;height:2px;background:var(--flame);display:inline-block;
}
.section{padding:72px 0;}
.section-tight{padding:48px 0;}
.section-dark{background:var(--ink);color:#fff;}
.section-dark h2,.section-dark h3{color:#fff;}
.section-dark p{color:#B7C1CC;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:15px 30px;border-radius:8px;font-weight:700;font-size:1rem;
  border:2px solid transparent;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease;
  font-family:var(--font-body);
}
.btn:active{transform:scale(.97);}
.btn-call{background:var(--flame);color:#fff;box-shadow:0 10px 24px rgba(255,122,26,.35);}
.btn-call:hover{background:var(--flame-dark);}
.btn-whatsapp{background:#1F8A4C;color:#fff;box-shadow:0 10px 24px rgba(31,138,76,.3);}
.btn-whatsapp:hover{background:#186E3C;}
.btn-outline{background:transparent;border-color:rgba(255,255,255,.5);color:#fff;}
.btn-outline:hover{border-color:#fff;background:rgba(255,255,255,.08);}
.btn-dark-outline{background:transparent;border-color:var(--ink);color:var(--ink);}
.btn-dark-outline:hover{background:var(--ink);color:#fff;}
.btn-block{width:100%;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:var(--ink);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 24px;}
.brand{display:flex;align-items:center;gap:10px;color:#fff;}
.brand-mark{
  width:40px;height:40px;border-radius:50%;
  background:conic-gradient(from 210deg,var(--flame),var(--ember),var(--flame));
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-display);font-weight:700;color:var(--ink);font-size:1rem;
  flex-shrink:0;
}
.brand-name{font-family:var(--font-display);font-size:1.35rem;font-weight:600;letter-spacing:.3px;text-transform:uppercase;}
.brand-tag{font-family:var(--font-mono);font-size:.68rem;color:var(--flame);letter-spacing:.08em;display:block;text-transform:uppercase;}
nav.main-nav ul{display:flex;gap:30px;}
nav.main-nav a{
  color:#DDE3E8;font-weight:600;font-size:.95rem;padding:6px 0;position:relative;
}
nav.main-nav a::after{
  content:"";position:absolute;left:0;bottom:-4px;height:2px;width:0;background:var(--flame);transition:width .2s ease;
}
nav.main-nav a:hover::after,nav.main-nav a.active::after{width:100%;}
nav.main-nav a.active{color:#fff;}
.header-cta{display:flex;align-items:center;gap:12px;}
.header-phone{
  display:flex;align-items:center;gap:8px;color:#fff;font-family:var(--font-mono);font-weight:600;
}
.nav-toggle{display:none;background:none;border:none;color:#fff;font-size:1.6rem;cursor:pointer;padding:4px 8px;}

@media (max-width:860px){
  nav.main-nav{
    position:fixed;inset:0 0 0 30%;background:var(--ink);
    transform:translateX(100%);transition:transform .25s ease;
    padding:90px 30px 30px;z-index:99;
  }
  nav.main-nav.open{transform:translateX(0);}
  nav.main-nav ul{flex-direction:column;gap:24px;}
  .header-phone span{display:none;}
  .nav-toggle{display:block;}
}

/* ---------- breadcrumb ---------- */
.breadcrumb{
  font-family:var(--font-mono);font-size:.78rem;color:var(--ink-soft);
  padding:16px 0;border-bottom:1px solid var(--line);
}
.breadcrumb a{color:var(--flame-dark);}
.breadcrumb span{margin:0 8px;color:#B7C1CC;}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--ink);color:#fff;}
.hero-grid{
  display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;
  padding:64px 0 84px;
}
.hero-copy p.lead{color:#C4CDD6;font-size:1.15rem;max-width:520px;}
.hero-cta-row{display:flex;flex-wrap:wrap;gap:16px;margin:28px 0 30px;}
.hero-points{display:flex;flex-wrap:wrap;gap:22px;margin-top:8px;}
.hero-point{display:flex;align-items:center;gap:8px;font-size:.92rem;color:#D8DEE4;}
.hero-point .dot{width:8px;height:8px;border-radius:50%;background:var(--flame);flex-shrink:0;}
.hero-media{position:relative;}
.hero-media img{
  border-radius:var(--radius);box-shadow:var(--shadow-lg);
  aspect-ratio:4/3.1;object-fit:cover;width:100%;
}
.gauge-ring{
  position:absolute;border-radius:50%;border:2px dashed rgba(255,122,26,.35);
}
.gauge-ring.r1{width:130px;height:130px;top:-30px;right:-30px;}
.gauge-ring.r2{width:70px;height:70px;bottom:20px;left:-30px;border-style:solid;border-color:rgba(255,255,255,.15);}
@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr;padding:40px 0 56px;}
  .hero-media{order:-1;}
}

/* ---------- service cards ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
@media (max-width:900px){.grid-3{grid-template-columns:repeat(2,1fr);}.grid-4{grid-template-columns:repeat(2,1fr);}}
@media (max-width:560px){.grid-3{grid-template-columns:1fr;}.grid-4{grid-template-columns:1fr;}}

.svc-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:28px 24px;transition:transform .18s ease,box-shadow .18s ease;
}
.svc-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.svc-icon{
  width:52px;height:52px;border-radius:50%;background:var(--paper-2);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;font-size:1.5rem;
}
.svc-card h3{margin-bottom:.35em;}
.svc-card p{font-size:.92rem;margin-bottom:1.1em;}
.svc-card a.card-cta{
  font-family:var(--font-mono);font-size:.82rem;color:var(--flame-dark);font-weight:700;
  display:inline-flex;align-items:center;gap:6px;
}
.svc-card a.card-cta::after{content:"→";transition:transform .15s ease;}
.svc-card a.card-cta:hover::after{transform:translateX(4px);}

/* ---------- why choose ---------- */
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:36px;}
@media (max-width:860px){.why-grid{grid-template-columns:repeat(2,1fr);}}
@media (max-width:560px){.why-grid{grid-template-columns:1fr;}}
.why-item{display:flex;gap:16px;}
.why-num{
  font-family:var(--font-mono);font-size:.8rem;color:var(--flame);
  border:1px solid rgba(255,122,26,.4);border-radius:50%;
  width:34px;height:34px;flex-shrink:0;display:flex;align-items:center;justify-content:center;
}
.why-item h4{font-family:var(--font-body);font-weight:700;font-size:1rem;margin:0 0 .3em;color:var(--ink);text-transform:none;}
.why-item p{font-size:.9rem;margin:0;}

/* ---------- area served ---------- */
.area-wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;}
@media (max-width:900px){.area-wrap{grid-template-columns:1fr;}}
.area-list{display:grid;grid-template-columns:repeat(2,1fr);gap:10px 22px;margin-top:20px;}
@media (max-width:480px){.area-list{grid-template-columns:1fr;}}
.area-list li{
  font-size:.94rem;color:var(--ink-soft);padding:8px 0 8px 22px;border-bottom:1px dashed var(--line);
  position:relative;
}
.area-list li::before{content:"◆";position:absolute;left:0;color:var(--flame);font-size:.6rem;top:13px;}
.area-photo img{border-radius:var(--radius);box-shadow:var(--shadow);}
.area-note{font-size:.85rem;color:var(--ink-soft);margin-top:14px;font-style:italic;}

/* ---------- banner with photo overlay ---------- */
.photo-banner{
  position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);
  min-height:280px;display:flex;align-items:center;
}
.photo-banner img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;}
.photo-banner::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(22,32,44,.92) 30%,rgba(22,32,44,.35) 75%);
  z-index:1;
}
.photo-banner .banner-copy{position:relative;z-index:2;padding:44px;color:#fff;max-width:560px;}
.photo-banner .banner-copy p{color:#D8DEE4;}
.photo-banner .banner-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:20px;}

/* ---------- framed banner (image already carries its own text) ---------- */
.framed-banner{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);border:1px solid var(--line);}
.framed-banner img{width:100%;object-fit:cover;}

/* ---------- CTA strip ---------- */
.cta-strip{
  background:linear-gradient(120deg,var(--flame) 0%,var(--ember) 100%);
  color:#fff;border-radius:var(--radius);padding:40px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
}
.cta-strip h3{color:#fff;margin:0 0 4px;}
.cta-strip p{color:rgba(255,255,255,.9);margin:0;}
.cta-strip .btn-outline{border-color:#fff;}
.cta-strip .btn-outline:hover{background:rgba(255,255,255,.15);}

/* ---------- FAQ ---------- */
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;text-align:left;background:none;border:none;padding:20px 0;
  display:flex;justify-content:space-between;align-items:center;
  font-family:var(--font-body);font-weight:700;font-size:1rem;color:var(--ink);cursor:pointer;
}
.faq-q .plus{font-size:1.4rem;color:var(--flame);flex-shrink:0;transition:transform .2s ease;font-weight:400;}
.faq-item.open .faq-q .plus{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease;}
.faq-a p{padding:0 0 20px;font-size:.94rem;}

/* ---------- contact / about ---------- */
.info-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;
}
.info-row{display:flex;gap:14px;margin-bottom:18px;}
.info-row .ic{
  width:38px;height:38px;border-radius:8px;background:var(--paper-2);flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
}
.info-row h4{margin:0 0 2px;font-family:var(--font-body);text-transform:none;font-size:.95rem;}
.info-row p{margin:0;font-size:.92rem;}
.map-frame{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line);}
.map-frame iframe{width:100%;height:340px;border:0;display:block;}

/* ---------- footer ---------- */
footer.site-footer{background:var(--ink);color:#B7C1CC;padding:56px 0 24px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.1);}
@media (max-width:760px){.footer-grid{grid-template-columns:1fr;gap:30px;}}
.footer-grid h4{color:#fff;font-family:var(--font-body);text-transform:none;font-size:1rem;margin-bottom:14px;}
.footer-grid ul li{margin-bottom:10px;font-size:.9rem;}
.footer-grid a:hover{color:var(--flame);}
.footer-bottom{padding-top:22px;font-size:.82rem;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;}

/* ---------- floating buttons ---------- */
.floating-actions{position:fixed;right:20px;bottom:90px;z-index:90;display:flex;flex-direction:column;gap:12px;}
.fab{
  width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-lg);font-size:1.5rem;color:#fff;
}
.fab-call{background:var(--flame);}
.fab-whatsapp{background:#1F8A4C;}

.mobile-cta-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:95;
  grid-template-columns:1fr 1fr;
}
.mobile-cta-bar a{
  padding:16px 0;text-align:center;font-weight:700;color:#fff;font-size:.95rem;
  display:flex;align-items:center;justify-content:center;gap:8px;
}
.mobile-cta-bar .m-call{background:var(--flame);}
.mobile-cta-bar .m-wa{background:#1F8A4C;}
@media (max-width:760px){
  .mobile-cta-bar{display:grid;}
  body{padding-bottom:56px;}
  .floating-actions{bottom:70px;right:14px;}
  .fab{width:48px;height:48px;font-size:1.25rem;}
}

/* ---------- back to top ---------- */
.back-top{
  position:fixed;left:20px;bottom:24px;z-index:90;width:44px;height:44px;border-radius:50%;
  background:var(--ink);color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow);opacity:0;pointer-events:none;transition:opacity .2s ease;font-size:1.1rem;
}
.back-top.show{opacity:1;pointer-events:auto;}
@media (max-width:760px){.back-top{bottom:64px;}}

/* ---------- misc ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;}
@media (max-width:860px){.split{grid-template-columns:1fr;gap:30px;}}
.split img{border-radius:var(--radius);box-shadow:var(--shadow);}
.badge-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;}
.badge{
  font-family:var(--font-mono);font-size:.76rem;padding:7px 14px;border-radius:20px;
  background:var(--paper-2);color:var(--ink-soft);border:1px solid var(--line);
}