:root{
  --bg:#ffffff;
  --bg-alt:#f5f5f5;
  --bg-dark:#0a2540;
  --ink:#111111;
  --ink-soft:#4a4a4a;
  --ink-mute:#7a7a7a;
  --line:#e5e7eb;
  --accent:#0a2540;
  --accent-hover:#14365b;
  --cta:#c8102e;
  --cta-hover:#a50d25;
  --wa:#25d366;
  --radius:2px;
  --container:1200px;
  --shadow-sm:0 1px 2px rgba(10,37,64,.06),0 1px 3px rgba(10,37,64,.04);
  --shadow-md:0 4px 12px rgba(10,37,64,.08),0 2px 4px rgba(10,37,64,.04);
  --shadow-lg:0 12px 40px rgba(10,37,64,.12),0 4px 12px rgba(10,37,64,.06);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen,Ubuntu,Cantarell,Helvetica,Arial,sans-serif;
  --ease:cubic-bezier(.2,.7,.2,1);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{
  margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);
  font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;
}
img,svg{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--accent)}
h1,h2,h3,h4{font-weight:700;letter-spacing:-.02em;line-height:1.15;margin:0 0 .5em}
h1{font-size:clamp(2rem,5vw,3.5rem)}
h2{font-size:clamp(1.6rem,3.5vw,2.4rem)}
h3{font-size:1.15rem}
p{margin:0 0 1em}
ul{margin:0;padding:0;list-style:none}

.container{max-width:var(--container);margin:0 auto;padding:0 24px}
@media(min-width:1024px){.container{padding:0 40px}}

.skip-link{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
.skip-link:focus{position:fixed;left:16px;top:16px;width:auto;height:auto;padding:12px 16px;background:#000;color:#fff;z-index:9999}

:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:2px}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.55em;
  padding:14px 24px;border-radius:var(--radius);border:1px solid transparent;
  font-weight:600;font-size:.95rem;letter-spacing:.01em;cursor:pointer;
  text-decoration:none;transition:all .2s var(--ease);white-space:nowrap;
}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-hover);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn-ghost:hover{background:rgba(255,255,255,.1);color:#fff;border-color:#fff}
.btn-emergency{background:var(--cta);color:#fff;padding:10px 18px;font-size:.85rem}
.btn-emergency:hover{background:var(--cta-hover);color:#fff;box-shadow:var(--shadow-md)}

/* ---------- Header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(255,255,255,.96);
  -webkit-backdrop-filter:saturate(180%) blur(12px);
  backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid transparent;transition:all .3s var(--ease);
}
.site-header.scrolled{border-bottom-color:var(--line);box-shadow:var(--shadow-sm)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:72px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{
  width:34px;height:34px;background:var(--accent);color:#fff;
  display:grid;place-items:center;font-weight:800;font-size:1.1rem;
  letter-spacing:-.03em;border-radius:2px;
}
.logo-text{font-size:.95rem;font-weight:800;letter-spacing:.06em;line-height:1.1;color:var(--ink)}
.logo-text em{display:block;font-style:normal;font-weight:400;font-size:.7rem;color:var(--ink-soft);letter-spacing:.12em}

.primary-nav{flex:1;display:flex;justify-content:center}
.nav-list{display:flex;gap:32px}
.nav-list a{font-size:.9rem;font-weight:500;color:var(--ink-soft);position:relative;padding:6px 0}
.nav-list a:hover{color:var(--accent)}
.nav-list a::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:2px;background:var(--accent);transition:right .25s var(--ease)}
.nav-list a:hover::after{right:0}

.nav-toggle{display:none;background:none;border:0;padding:8px;cursor:pointer;flex-direction:column;gap:4px}
.nav-toggle span{width:22px;height:2px;background:var(--ink);transition:all .25s var(--ease)}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

@media(max-width:900px){
  .nav-toggle{display:flex;order:3}
  .primary-nav{position:static;order:4}
  .nav-list{
    position:fixed;top:72px;left:0;right:0;background:#fff;
    flex-direction:column;gap:0;padding:16px 0;
    border-bottom:1px solid var(--line);box-shadow:var(--shadow-lg);
    transform:translateY(-120%);transition:transform .3s var(--ease);
  }
  .nav-toggle[aria-expanded="true"] ~ .nav-list,
  .nav-list.open{transform:translateY(0)}
  .nav-list li{padding:12px 24px;border-top:1px solid var(--line)}
  .nav-list li:first-child{border-top:0}
  .nav-list a{display:block;font-size:1rem}
  .btn-emergency .btn-emergency-text,.btn-emergency span:not(svg *){display:inline}
}

/* ---------- Hero ---------- */
.hero{
  position:relative;min-height:calc(100vh - 72px);
  padding:120px 0 80px;color:#fff;overflow:hidden;isolation:isolate;
  display:flex;align-items:center;
}
.hero-bg{
  position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(ellipse at 70% 20%,rgba(200,16,46,.12),transparent 50%),
    linear-gradient(135deg,#0a2540 0%,#0f2e4f 45%,#14365b 100%);
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:60px 60px;
  -webkit-mask-image:radial-gradient(ellipse at center,#000,transparent 75%);
  mask-image:radial-gradient(ellipse at center,#000,transparent 75%);
}
.hero-inner{position:relative;max-width:820px}
.eyebrow{
  display:inline-block;text-transform:uppercase;letter-spacing:.18em;
  font-size:.75rem;font-weight:600;color:var(--cta);
  padding:6px 0;margin-bottom:20px;border-bottom:1px solid rgba(200,16,46,.4);
}
.hero h1{color:#fff;margin-bottom:24px}
.hero h1 span{color:#c5d6e8;font-weight:400;font-style:italic}
.hero-sub{font-size:clamp(1rem,1.4vw,1.2rem);color:#c5d6e8;max-width:640px;margin-bottom:40px}
.hero-cta{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:56px}
.hero-trust{display:flex;flex-wrap:wrap;gap:40px;padding-top:32px;border-top:1px solid rgba(255,255,255,.15)}
.hero-trust li{color:#c5d6e8;font-size:.9rem}
.hero-trust strong{display:block;font-size:1.8rem;font-weight:700;color:#fff;letter-spacing:-.02em}

/* ---------- Sections ---------- */
.section{padding:96px 0}
.section-alt{background:var(--bg-alt)}
.section-dark{background:var(--bg-dark);color:#c5d6e8}
.section-dark h2,.section-dark h3{color:#fff}
.section-dark .eyebrow{color:#8ab4d8;border-bottom-color:rgba(138,180,216,.3)}

.section-head{text-align:center;max-width:720px;margin:0 auto 64px}
.section-head .eyebrow{display:inline-block}
.section-lead{font-size:1.1rem;color:var(--ink-soft);margin:0}

/* ---------- Cards ---------- */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px}
.card{
  background:#fff;padding:40px 32px;border:1px solid var(--line);
  border-radius:var(--radius);transition:all .3s var(--ease);
  display:flex;flex-direction:column;
}
.section-alt .card{background:#fff}
.card:hover{border-color:var(--accent);box-shadow:var(--shadow-md);transform:translateY(-2px)}
.card-icon{width:48px;height:48px;color:var(--accent);margin-bottom:24px}
.card-icon svg{width:100%;height:100%}
.card h3{margin-bottom:12px;color:var(--ink)}
.card p{color:var(--ink-soft);font-size:.95rem;flex:1;margin-bottom:24px}
.card-link{
  display:inline-flex;align-items:center;gap:8px;
  color:var(--accent);font-weight:600;font-size:.9rem;
  border-bottom:1px solid transparent;padding-bottom:2px;align-self:flex-start;
}
.card-link svg{transition:transform .2s var(--ease)}
.card-link:hover{border-bottom-color:var(--accent)}
.card-link:hover svg{transform:translateX(4px)}

/* ---------- Projects ---------- */
.projects-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:28px}
.project-card{
  margin:0;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;
  display:flex;flex-direction:column;
  transition:all .3s var(--ease);
}
.project-card:hover{border-color:var(--accent);box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.project-image{
  position:relative;
  width:100%;
  padding-bottom:125%; /* 4:5 aspect ratio via legacy padding trick — Safari-safe */
  overflow:hidden;
  background:linear-gradient(135deg,#e5e7eb,#f5f5f5);
}
.project-image img{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  max-width:none;
  object-fit:cover;
  object-position:center;
  display:block;
  transition:transform .7s var(--ease);
}
.project-card:hover .project-image img{transform:scale(1.05)}
.project-card figcaption{padding:28px 26px 32px;display:flex;flex-direction:column;flex:1}
.project-tag{
  display:inline-block;align-self:flex-start;
  padding:4px 12px;margin-bottom:14px;
  background:var(--accent);color:#fff;
  font-size:.7rem;font-weight:600;
  text-transform:uppercase;letter-spacing:.12em;
  border-radius:2px;
}
.project-card h3{margin:0 0 8px;color:var(--ink);font-size:1.15rem;letter-spacing:-.01em}
.project-card figcaption p{margin:0;color:var(--ink-soft);font-size:.92rem;line-height:1.55}
.projects-cta{
  margin:48px 0 0;text-align:center;font-size:1rem;color:var(--ink-soft);
}
.projects-cta a{
  color:var(--accent);font-weight:600;
  border-bottom:1px solid transparent;padding-bottom:2px;
  transition:border-color .2s var(--ease);
}
.projects-cta a:hover{border-bottom-color:var(--accent)}
@media(max-width:640px){
  .projects-grid{gap:20px}
  .project-card figcaption{padding:22px 20px 26px}
}

/* ---------- Why Us ---------- */
.why-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:32px;max-width:1000px;margin:0 auto}
.why-list li{display:flex;gap:16px;align-items:flex-start}
.why-list svg{
  flex-shrink:0;width:26px;height:26px;color:#fff;
  background:var(--accent);padding:5px;border-radius:50%;
}
.why-list h3{margin:2px 0 4px;color:var(--ink)}
.why-list p{color:var(--ink-soft);font-size:.92rem;margin:0}

/* ---------- About + Stats ---------- */
.about-grid{display:grid;grid-template-columns:1fr;gap:56px;align-items:center}
@media(min-width:900px){.about-grid{grid-template-columns:1.1fr 1fr;gap:80px}}
.about-grid p{color:#c5d6e8}
.stats{display:grid;grid-template-columns:repeat(2,1fr);gap:32px}
.stats li{text-align:center;padding:32px 16px;border:1px solid rgba(255,255,255,.12);border-radius:var(--radius);background:rgba(255,255,255,.02)}
.stat-num,.stat-text{display:block;font-size:2.4rem;font-weight:800;color:#fff;letter-spacing:-.03em;line-height:1}
.stat-label{display:block;margin-top:10px;font-size:.8rem;text-transform:uppercase;letter-spacing:.12em;color:#8ab4d8}

/* ---------- Service Area ---------- */
.area-grid{display:grid;grid-template-columns:1fr;gap:40px;align-items:center}
@media(min-width:900px){.area-grid{grid-template-columns:1.5fr 1fr}}
.area-map{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm)}
.area-map iframe{display:block;width:100%;height:440px;border:0;filter:grayscale(.15) contrast(1.02)}
.area-map .map-link{
  position:absolute;right:12px;bottom:12px;
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 14px;background:#fff;color:var(--accent);
  font-size:.82rem;font-weight:600;
  border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-md);transition:all .2s var(--ease);
}
.area-map .map-link:hover{background:var(--accent);color:#fff;border-color:var(--accent)}
@media(max-width:640px){.area-map iframe{height:320px}}
.area-list{display:grid;gap:12px}
.area-list li{
  display:flex;align-items:center;gap:14px;
  padding:16px 20px;background:var(--bg-alt);
  border:1px solid var(--line);border-left:3px solid var(--accent);
  border-radius:var(--radius);
  transition:all .25s var(--ease);
}
.area-list li:hover{background:#fff;border-color:var(--accent);box-shadow:var(--shadow-sm);transform:translateX(2px)}
.area-list svg{width:22px;height:22px;color:var(--accent);flex-shrink:0}
.area-list div{display:flex;flex-direction:column;gap:2px;min-width:0}
.area-list strong{color:var(--ink);font-size:1rem;font-weight:700;letter-spacing:-.01em}
.area-list span{color:var(--ink-mute);font-size:.85rem}

/* ---------- Testimonials ---------- */
.carousel{position:relative;max-width:820px;margin:0 auto;overflow:hidden}
.carousel-track{display:flex;transition:transform .5s var(--ease)}
.slide{
  min-width:100%;padding:48px 40px;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius);
  text-align:center;
}
.stars{display:flex;justify-content:center;gap:4px;margin-bottom:24px;color:#f5a623}
.stars svg{width:22px;height:22px}
.slide blockquote{font-size:1.15rem;color:var(--ink);font-style:italic;line-height:1.6;margin:0 0 24px;max-width:640px;margin-left:auto;margin-right:auto}
.slide cite{font-style:normal;color:var(--ink-soft);font-size:.9rem}
.slide cite strong{color:var(--ink)}
.tag{
  display:inline-block;padding:3px 10px;margin-left:4px;
  background:var(--accent);color:#fff;font-size:.72rem;
  font-weight:600;text-transform:uppercase;letter-spacing:.08em;border-radius:2px;
}
.carousel-dots{display:flex;justify-content:center;gap:12px;margin-top:32px}
.dot{
  width:10px;height:10px;border-radius:50%;border:0;
  background:var(--line);cursor:pointer;padding:0;transition:all .2s var(--ease);
}
.dot:hover{background:var(--ink-mute)}
.dot.active{background:var(--accent);transform:scale(1.3)}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr;gap:56px}
@media(min-width:900px){.contact-grid{grid-template-columns:1fr 1.2fr;gap:72px}}
.contact-list{margin-top:32px;display:grid;gap:20px}
.contact-list li{display:flex;gap:16px;align-items:flex-start}
.contact-list svg{width:22px;height:22px;color:var(--accent);flex-shrink:0;margin-top:2px}
.contact-list .label{display:block;font-size:.72rem;text-transform:uppercase;letter-spacing:.14em;color:var(--ink-mute);margin-bottom:2px}
.contact-list a{color:var(--ink);font-weight:600}
.contact-list a:hover{color:var(--accent)}

.contact-form{background:var(--bg-alt);padding:40px;border-radius:var(--radius);border:1px solid var(--line)}
.form-row{margin-bottom:20px}
.form-row.two{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:600px){.form-row.two{grid-template-columns:1fr}}
.form-row label{display:block;font-size:.82rem;font-weight:600;color:var(--ink);margin-bottom:8px;text-transform:uppercase;letter-spacing:.06em}
.form-row input,.form-row select,.form-row textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);background:#fff;
  font-family:inherit;font-size:.95rem;color:var(--ink);border-radius:var(--radius);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{
  outline:0;border-color:var(--accent);box-shadow:0 0 0 3px rgba(10,37,64,.12);
}
.form-row input.invalid,.form-row select.invalid,.form-row textarea.invalid{border-color:var(--cta)}
.form-row textarea{resize:vertical;min-height:120px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.btn-submit{width:100%;justify-content:center;position:relative}
.btn-spinner{
  display:none;width:16px;height:16px;border:2px solid rgba(255,255,255,.4);
  border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite;
}
.btn-submit.loading .btn-label{opacity:.5}
.btn-submit.loading .btn-spinner{display:inline-block}
@keyframes spin{to{transform:rotate(360deg)}}
.form-status{margin:16px 0 0;font-size:.9rem;min-height:1.2em}
.form-status.success{color:#0a7d3c}
.form-status.error{color:var(--cta)}

/* ---------- Footer ---------- */
.site-footer{background:#0a2540;color:#c5d6e8;padding:72px 0 32px}
.footer-inner{display:grid;grid-template-columns:1fr;gap:40px;padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.1)}
@media(min-width:700px){.footer-inner{grid-template-columns:2fr 1fr 1.2fr}}
.logo-footer .logo-mark{background:#fff;color:var(--accent)}
.logo-footer .logo-text{color:#fff}
.logo-footer .logo-text em{color:#8ab4d8}
.footer-tag{margin-top:16px;color:#8ab4d8;font-size:.9rem}
.site-footer h4{color:#fff;font-size:.82rem;text-transform:uppercase;letter-spacing:.14em;margin-bottom:20px}
.site-footer ul li{margin-bottom:12px;font-size:.9rem;line-height:1.5}
.site-footer a:hover{color:#fff}
.footer-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px;padding-top:32px;font-size:.82rem;color:#8ab4d8}
.footer-bottom p{margin:0}

/* ---------- WhatsApp Floating ---------- */
.wa-float{
  position:fixed;right:24px;bottom:24px;z-index:90;
  width:56px;height:56px;background:var(--wa);color:#fff;
  border-radius:50%;display:grid;place-items:center;
  box-shadow:0 6px 20px rgba(37,211,102,.4);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.wa-float:hover{color:#fff;transform:scale(1.08);box-shadow:0 10px 30px rgba(37,211,102,.5)}
.wa-float svg{width:30px;height:30px}

/* ---------- Reveal animation ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.reveal.visible{opacity:1;transform:translateY(0)}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
  *{animation-duration:.01ms!important;transition-duration:.01ms!important}
}

/* ---------- Responsive tweaks ---------- */
@media(max-width:640px){
  .section{padding:64px 0}
  .hero{padding:100px 0 64px}
  .hero-trust{gap:24px}
  .hero-trust strong{font-size:1.4rem}
  .btn-emergency span:last-child{display:none}
  .btn-emergency{padding:10px 12px}
  .card{padding:32px 24px}
  .slide{padding:36px 24px}
  .slide blockquote{font-size:1rem}
  .contact-form{padding:28px 22px}
  .stats{grid-template-columns:1fr 1fr;gap:16px}
  .stat-num,.stat-text{font-size:1.9rem}
  .wa-float{right:16px;bottom:16px;width:52px;height:52px}
}