/* SASA Mechanical — redesign demo by WebologyWORX */
:root{
  --navy-900:#0b1f33;
  --navy-800:#0f2740;
  --navy-700:#163a5c;
  --navy-600:#1d4f7c;
  --red:#c8102e;
  --red-600:#a50d26;
  --ice:#5fb4e8;
  --flame:#f28c28;
  --ink:#122033;
  --body:#3c4a5c;
  --muted:#6b7889;
  --line:#e3e8ee;
  --bg:#ffffff;
  --bg-soft:#f4f6f9;
  --radius:14px;
  --radius-lg:22px;
  --shadow:0 1px 2px rgba(11,31,51,.06),0 8px 24px rgba(11,31,51,.08);
  --shadow-lg:0 24px 60px rgba(11,31,51,.18);
  --wrap:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
html,body{overflow-x:clip}
body{font-family:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--body);background:var(--bg);font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{color:var(--ink);line-height:1.15;letter-spacing:-.02em;font-weight:800}
h1{font-size:clamp(2.3rem,5.2vw,4rem)}
h2{font-size:clamp(1.8rem,3.4vw,2.7rem)}
h3{font-size:1.2rem;letter-spacing:-.01em;font-weight:700}
p+p{margin-top:1em}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section.soft{background:var(--bg-soft)}
.section.dark{background:var(--navy-800);color:#c9d6e3}
.section.dark h2,.section.dark h3{color:#fff}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:.78rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--red);margin-bottom:14px}
.eyebrow::before{content:"";width:28px;height:2px;background:currentColor}
.dark .eyebrow,.on-dark .eyebrow{color:var(--flame)}
.lead{font-size:1.15rem;color:var(--muted);max-width:640px}
.dark .lead{color:#a9bccf}
.section-head{max-width:720px;margin-bottom:52px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-head.center .eyebrow::before{display:none}
.section-head p{margin-top:14px}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:.98rem;padding:15px 24px;border-radius:999px;border:2px solid transparent;transition:transform .15s ease,background .2s,border-color .2s,color .2s;cursor:pointer;font-family:inherit;white-space:nowrap}
.btn:hover{transform:translateY(-2px)}
.btn svg{width:18px;height:18px;flex-shrink:0}
.btn-red{background:var(--red);color:#fff}
.btn-red:hover{background:var(--red-600)}
.btn-ghost{border-color:rgba(255,255,255,.35);color:#fff}
.btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.btn-navy{background:var(--navy-800);color:#fff}
.btn-navy:hover{background:var(--navy-600)}
.btn-outline{border-color:var(--line);color:var(--ink);background:#fff}
.btn-outline:hover{border-color:var(--navy-600)}

/* Top bar */
.topbar{background:var(--navy-900);color:#9fb3c8;font-size:.85rem}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;gap:16px;min-height:40px}
.topbar a{color:#fff;font-weight:600}
.topbar .tb-left{display:flex;gap:22px;flex-wrap:wrap}
.topbar .pulse{display:inline-block;width:8px;height:8px;border-radius:50%;background:#3ddc84;margin-right:8px;box-shadow:0 0 0 0 rgba(61,220,132,.6);animation:pulse 2s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 8px rgba(61,220,132,0)}100%{box-shadow:0 0 0 0 rgba(61,220,132,0)}}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:saturate(1.6) blur(12px);-webkit-backdrop-filter:saturate(1.6) blur(12px);border-bottom:1px solid transparent;transition:border-color .2s,box-shadow .2s}
.site-header.scrolled{border-color:var(--line);box-shadow:0 6px 20px rgba(11,31,51,.06)}
.nav{display:flex;align-items:center;justify-content:space-between;height:84px;gap:24px}
.brand img{height:56px;width:auto}
.nav-links{display:flex;align-items:center;gap:6px;list-style:none}
.nav-links a{font-weight:600;font-size:.95rem;color:var(--ink);padding:10px 14px;border-radius:10px;transition:background .2s,color .2s}
.nav-links a:hover{background:var(--bg-soft)}
.nav-links a.active{color:var(--red)}
.nav-cta{display:flex;align-items:center;gap:14px}
.nav-phone{display:flex;flex-direction:column;line-height:1.2;text-align:right}
.nav-phone small{font-size:.72rem;color:var(--muted);font-weight:600;text-transform:uppercase;letter-spacing:.08em}
.nav-phone strong{color:var(--ink);font-size:1.05rem}
.menu-toggle{display:none;background:none;border:0;width:46px;height:46px;border-radius:12px;cursor:pointer;color:var(--ink)}
.menu-toggle:hover{background:var(--bg-soft)}
.menu-toggle svg{width:26px;height:26px;margin:auto}

/* Hero */
.hero{position:relative;background:var(--navy-800);color:#c9d6e3;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:radial-gradient(900px 500px at 85% 20%,rgba(95,180,232,.18),transparent 60%),radial-gradient(700px 500px at 0% 100%,rgba(242,140,40,.12),transparent 60%)}
.hero .wrap{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:64px;align-items:center;padding-top:88px;padding-bottom:96px}
.hero h1{color:#fff}
.hero h1 .accent{background:linear-gradient(90deg,var(--ice),#9ad3f5 40%,var(--flame));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{color:#b5c6d8;margin-top:22px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}
.hero-checks{display:flex;flex-wrap:wrap;gap:10px 26px;margin-top:38px;list-style:none;font-size:.93rem;color:#d7e2ec}
.hero-checks li{display:flex;gap:8px;align-items:center}
.hero-checks svg{width:18px;height:18px;color:var(--flame)}
.hero-media{position:relative}
.hero-media .photo{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);aspect-ratio:4/4.4;transform:rotate(1.5deg)}
.hero-media .photo img{width:100%;height:100%;object-fit:cover;object-position:50% 30%}
.badge-card{position:absolute;background:#fff;color:var(--ink);border-radius:16px;box-shadow:var(--shadow-lg);padding:16px 18px;display:flex;gap:14px;align-items:center}
.badge-card .ic{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;flex-shrink:0}
.badge-card .ic svg{width:24px;height:24px}
.badge-card strong{display:block;font-size:1.05rem;line-height:1.2}
.badge-card span{font-size:.82rem;color:var(--muted)}
.badge-card.one{left:-36px;bottom:48px}
.badge-card.one .ic{background:#fde8eb;color:var(--red)}
.badge-card.two{right:-20px;top:36px}
.badge-card.two .ic{background:#e6f3fc;color:var(--navy-600)}

/* Stat strip */
.stats{background:#fff;border-bottom:1px solid var(--line)}
.stats .wrap{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:30px 24px;border-left:1px solid var(--line)}
.stat:first-child{border-left:0}
.stat strong{display:block;font-size:2rem;font-weight:800;color:var(--ink);letter-spacing:-.03em}
.stat span{font-size:.92rem;color:var(--muted)}

/* Service cards */
.grid{display:grid;gap:24px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;transition:transform .2s,box-shadow .2s,border-color .2s;position:relative}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:transparent}
.card .icon{width:54px;height:54px;border-radius:14px;display:grid;place-items:center;margin-bottom:22px;background:var(--bg-soft);color:var(--navy-600)}
.card .icon svg{width:28px;height:28px}
.card.hot .icon{background:#fff1e5;color:#d9701a}
.card.cold .icon{background:#e6f3fc;color:#1f86c6}
.card.red .icon{background:#fde8eb;color:var(--red)}
.card h3{margin-bottom:10px}
.card p{font-size:.97rem}
.card .more{display:inline-flex;align-items:center;gap:6px;margin-top:18px;font-weight:700;font-size:.92rem;color:var(--navy-600)}
.card .more svg{width:16px;height:16px;transition:transform .2s}
.card:hover .more svg{transform:translateX(4px)}

/* Split feature */
.split{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:center}
.split.reverse .split-media{order:2}
.split-media{position:relative}
.split-media img{border-radius:var(--radius-lg);width:100%;object-fit:cover;box-shadow:var(--shadow)}
.split-media .stack{display:grid;grid-template-columns:1.2fr 1fr;gap:16px;align-items:center}
.split-media .stack img:first-child{aspect-ratio:3/4}
.split-media .stack img:last-child{aspect-ratio:3/4.4;margin-top:60px}
.tick-list{list-style:none;margin-top:26px;display:grid;gap:14px}
.tick-list li{display:flex;gap:14px;align-items:flex-start}
.tick-list li svg{width:22px;height:22px;flex-shrink:0;margin-top:3px;color:var(--red)}
.dark .tick-list li svg{color:var(--flame)}
.tick-list strong{color:var(--ink);display:block}
.dark .tick-list strong{color:#fff}

/* Promo / special */
.promo{position:relative;border-radius:var(--radius-lg);overflow:hidden;background:var(--navy-700);color:#d2deea;display:grid;grid-template-columns:1.1fr .9fr}
.promo-body{padding:56px}
.promo h2{color:#fff}
.price{display:flex;align-items:flex-end;gap:10px;margin:22px 0 8px}
.price .from{font-size:.9rem;font-weight:600;color:#9fb3c8;margin-bottom:12px}
.price strong{font-size:4.2rem;line-height:1;color:#fff;letter-spacing:-.04em;font-weight:800}
.price .per{font-size:1.1rem;color:#9fb3c8;margin-bottom:10px}
.promo-media{position:relative;min-height:340px}
.promo-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.promo-media::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,var(--navy-700),rgba(22,58,92,0) 45%)}
.tag{display:inline-block;background:var(--flame);color:#1d1206;font-weight:800;font-size:.75rem;letter-spacing:.1em;text-transform:uppercase;padding:6px 12px;border-radius:999px}

/* Callout */
.callout{background:linear-gradient(135deg,var(--red),#e0263f);color:#fff;border-radius:var(--radius-lg);padding:48px 56px;display:flex;align-items:center;justify-content:space-between;gap:32px}
.callout h2{color:#fff;font-size:clamp(1.6rem,2.8vw,2.2rem)}
.callout p{color:#ffe1e5;margin-top:8px;max-width:620px}
.callout .btn{background:#fff;color:var(--red)}

/* Projects */
.projects{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:260px;gap:16px}
.proj{position:relative;border-radius:var(--radius);overflow:hidden;background:var(--navy-800)}
.proj img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.proj:hover img{transform:scale(1.05)}
.proj figcaption{position:absolute;left:0;right:0;bottom:0;padding:48px 20px 18px;background:linear-gradient(transparent,rgba(8,20,34,.88));color:#fff}
.proj figcaption strong{display:block;font-size:1.02rem}
.proj figcaption span{font-size:.84rem;color:#c7d4e1}
.proj.tall{grid-row:span 2}
.proj.wide{grid-column:span 2}

/* Steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;counter-reset:step}
.step{position:relative;padding-top:20px}
.step::before{counter-increment:step;content:"0" counter(step);font-size:.85rem;font-weight:800;color:var(--flame);letter-spacing:.1em}
.step h3{margin:10px 0 8px}
.step p{font-size:.96rem}
.step::after{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:rgba(255,255,255,.12)}

/* Areas */
.areas{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.areas span{background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 16px;font-size:.92rem;font-weight:600;color:var(--ink)}

/* FAQ */
.faq{max-width:840px;margin:0 auto}
.faq details{border-bottom:1px solid var(--line);padding:22px 0}
.faq summary{list-style:none;cursor:pointer;font-weight:700;color:var(--ink);font-size:1.08rem;display:flex;justify-content:space-between;gap:20px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.6rem;font-weight:400;color:var(--red);transition:transform .2s;line-height:1}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{margin-top:12px}

/* Page hero */
.page-hero{background:var(--navy-800);color:#b5c6d8;position:relative;overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background:radial-gradient(800px 400px at 90% 0%,rgba(95,180,232,.2),transparent 60%)}
.page-hero .wrap{position:relative;padding-top:80px;padding-bottom:80px}
.page-hero h1{color:#fff;font-size:clamp(2.2rem,4.4vw,3.4rem);max-width:820px}
.page-hero p{margin-top:16px;max-width:640px;font-size:1.12rem}
.crumbs{font-size:.85rem;color:#8ea4ba;margin-bottom:18px}
.crumbs a:hover{color:#fff}

/* Service detail blocks */
.svc-detail{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;padding:56px 0;border-bottom:1px solid var(--line)}
.svc-detail:last-child{border-bottom:0}
.svc-detail:nth-child(even) .svc-media{order:2}
.svc-media img{border-radius:var(--radius-lg);aspect-ratio:4/3;object-fit:cover;width:100%}
.svc-detail h2{font-size:clamp(1.6rem,2.6vw,2.1rem);margin-bottom:14px}
.pill-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px;list-style:none}
.pill-list li{font-size:.86rem;font-weight:600;background:var(--bg-soft);color:var(--navy-700);border-radius:999px;padding:7px 14px}

/* Contact */
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:start}
.info-card{background:var(--navy-800);color:#c9d6e3;border-radius:var(--radius-lg);padding:40px}
.info-card h3{color:#fff;font-size:1.4rem}
.info-row{display:flex;gap:16px;padding:20px 0;border-bottom:1px solid rgba(255,255,255,.1)}
.info-row:last-of-type{border-bottom:0}
.info-row .ic{width:44px;height:44px;border-radius:12px;background:rgba(255,255,255,.08);display:grid;place-items:center;flex-shrink:0;color:var(--flame)}
.info-row .ic svg{width:22px;height:22px}
.info-row small{display:block;font-size:.76rem;text-transform:uppercase;letter-spacing:.1em;color:#8ea4ba;font-weight:700}
.info-row a,.info-row strong{color:#fff;font-weight:600;font-size:1.05rem}
.form{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:40px;box-shadow:var(--shadow)}
.form h3{font-size:1.4rem;margin-bottom:6px}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:6px;margin-top:16px}
.field label{font-size:.85rem;font-weight:700;color:var(--ink)}
.field input,.field select,.field textarea{font:inherit;font-size:.98rem;padding:13px 15px;border:1.5px solid var(--line);border-radius:12px;background:#fff;color:var(--ink);transition:border-color .2s,box-shadow .2s}
.field textarea{min-height:130px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:0;border-color:var(--navy-600);box-shadow:0 0 0 4px rgba(29,79,124,.12)}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chips label{cursor:pointer}
.chips input{position:absolute;opacity:0;pointer-events:none}
.chips span{display:inline-block;border:1.5px solid var(--line);border-radius:999px;padding:8px 14px;font-size:.9rem;font-weight:600;color:var(--body);transition:all .15s}
.chips input:checked+span{background:var(--navy-800);border-color:var(--navy-800);color:#fff}
.form .btn{margin-top:24px;width:100%;justify-content:center}
.form-note{font-size:.82rem;color:var(--muted);margin-top:12px;text-align:center}
.form-success{display:none;text-align:center;padding:30px 0}
.form-success.show{display:block}
.form-success svg{width:56px;height:56px;color:#22a05a;margin:0 auto 14px}
.map{margin-top:24px;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);aspect-ratio:16/9}
.map iframe{width:100%;height:100%;border:0}

/* Footer */
.site-footer{background:var(--navy-900);color:#8ea4ba;font-size:.95rem}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:48px;padding:72px 0 56px}
.footer-logo{background:#fff;border-radius:14px;padding:10px 14px;display:inline-block}
.footer-logo img{height:48px}
.site-footer h4{color:#fff;font-size:.82rem;letter-spacing:.12em;text-transform:uppercase;margin-bottom:18px}
.site-footer ul{list-style:none;display:grid;gap:10px}
.site-footer a:hover{color:#fff}
.site-footer p{margin-top:18px;max-width:320px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:22px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.85rem}
.social{display:flex;gap:10px;margin-top:22px}
.social a{width:40px;height:40px;border-radius:10px;background:rgba(255,255,255,.07);display:grid;place-items:center;color:#fff;transition:background .2s}
.social a:hover{background:var(--red)}
.social svg{width:18px;height:18px}

/* Mobile call bar */
.callbar{display:none}

/* Reveal */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}

/* Responsive */
@media (max-width:1080px){
  .nav-phone{display:none}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .projects{grid-template-columns:repeat(3,1fr)}
  .footer-top{grid-template-columns:1fr 1fr}
  .badge-card.one{left:-12px}
  .badge-card.two{right:-8px}
}
@media (max-width:920px){
  .section{padding:72px 0}
  .menu-toggle{display:grid}
  .nav-links{position:fixed;top:124px;left:0;right:0;bottom:0;background:#fff;flex-direction:column;align-items:stretch;padding:20px 24px;gap:4px;transform:translateX(100%);transition:transform .3s ease;overflow-y:auto}
  .nav-links{visibility:hidden;transition:transform .3s ease,visibility 0s .3s}
  .nav-links.open{transform:none;visibility:visible;transition:transform .3s ease}
  .nav-links a{font-size:1.15rem;padding:16px 14px;border-bottom:1px solid var(--line);border-radius:0}
  .nav-cta .btn{display:none}
  .hero .wrap{grid-template-columns:1fr;gap:48px;padding-top:56px;padding-bottom:72px}
  .hero-media{max-width:520px}
  .stats .wrap{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(3){border-left:0}
  .stat:nth-child(n+3){border-top:1px solid var(--line)}
  .grid-3{grid-template-columns:1fr 1fr}
  .split,.svc-detail,.contact-grid{grid-template-columns:1fr;gap:40px}
  .split.reverse .split-media,.svc-detail:nth-child(even) .svc-media{order:0}
  .promo{grid-template-columns:1fr}
  .promo-media{min-height:260px;order:-1}
  .promo-media::after{background:linear-gradient(0deg,var(--navy-700),rgba(22,58,92,0) 50%)}
  .callout{flex-direction:column;align-items:flex-start;padding:40px}
  .steps{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  body{font-size:16px;padding-bottom:68px}
  .wrap{padding:0 18px}
  .topbar .tb-right{display:none}
  .topbar .tb-left{gap:14px;font-size:.8rem}
  .nav{height:72px}
  .brand img{height:46px}
  .nav-links{top:112px}
  .grid-3,.grid-2,.grid-4,.steps{grid-template-columns:1fr}
  .projects{grid-template-columns:1fr 1fr;grid-auto-rows:180px;gap:10px}
  .proj.wide{grid-column:span 2}
  .proj figcaption{padding:36px 12px 12px}
  .proj figcaption strong{font-size:.9rem}
  .proj figcaption span{display:none}
  .promo-body,.info-card,.form{padding:28px}
  .price strong{font-size:3.4rem}
  .form .row{grid-template-columns:1fr;gap:0}
  .footer-top{grid-template-columns:1fr;gap:36px;padding:56px 0 40px}
  .badge-card{padding:12px 14px}
  .badge-card .ic{width:36px;height:36px}
  .badge-card.one{left:8px;bottom:20px}
  .badge-card.two{right:8px;top:16px}
  .hero-actions .btn{flex:1;justify-content:center}
  .callbar{display:grid;grid-template-columns:1fr 1fr;position:fixed;left:0;right:0;bottom:0;z-index:60;box-shadow:0 -6px 20px rgba(11,31,51,.15)}
  .callbar a{display:flex;align-items:center;justify-content:center;gap:8px;padding:18px 10px;font-weight:700;color:#fff;font-size:.95rem}
  .callbar a:first-child{background:var(--navy-800)}
  .callbar a:last-child{background:var(--red)}
  .callbar svg{width:18px;height:18px}
}