/* =========================================
   Apex Builders — Stylesheet
   ========================================= */
:root{
  --bg:#ffffff;
  --fg:#1f2937;
  --muted:#6b7280;
  --muted-bg:#f5f6f8;
  --border:#e5e7eb;
  --primary:#f26a21;       /* construction orange */
  --primary-dark:#d8551a;
  --secondary:#1f2937;     /* dark slate */
  --secondary-fg:#ffffff;
  --whatsapp:#25d366;
  --radius:8px;
  --shadow-sm:0 2px 8px rgba(0,0,0,.06);
  --shadow-md:0 8px 24px rgba(0,0,0,.08);
  --font-display:"Poppins", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  --font-body:"Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--fg);
  background:var(--bg);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--font-display);letter-spacing:-.02em;line-height:1.2;margin:0}
p{margin:0}
ul{margin:0;padding:0;list-style:none}

/* Layout */
.container{max-width:1140px;margin:0 auto;padding:0 1rem}
.section{padding:5rem 0}
.section-muted{background:var(--muted-bg)}
.section-title{font-size:clamp(1.75rem,3vw,2.5rem);font-weight:700}
.eyebrow{color:var(--primary);font-weight:600;font-size:.8rem;text-transform:uppercase;letter-spacing:.08em}
.lead{color:var(--muted);margin-top:.75rem;max-width:42rem}
.text-center{text-align:center}
.mx-auto{margin-left:auto;margin-right:auto}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;gap:.5rem;
  padding:.85rem 1.5rem;border-radius:var(--radius);
  font-weight:600;font-size:.95rem;cursor:pointer;border:none;
  transition:background .2s,transform .2s,color .2s;
}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark)}
.btn-outline{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.4)}
.btn-outline:hover{background:rgba(255,255,255,.1)}
.btn-dark{background:var(--secondary);color:#fff}
.btn-dark:hover{background:#0f172a}

/* Header */
.header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--border);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center;gap:.6rem;font-family:var(--font-display);font-weight:700;font-size:1.15rem}
.logo-mark{
  display:grid;place-items:center;width:36px;height:36px;
  background:var(--primary);color:#fff;border-radius:6px;font-size:1.1rem;
}
.logo span.accent{color:var(--primary)}
.nav-links{display:flex;align-items:center;gap:1.75rem}
.nav-links a{font-size:.92rem;font-weight:500;color:#4b5563;transition:color .2s}
.nav-links a:hover,.nav-links a.active{color:var(--primary)}
.menu-toggle{display:none;background:none;border:none;font-size:1.5rem;cursor:pointer;padding:.25rem}

/* Hero */
.hero{
  position:relative;color:#fff;overflow:hidden;
  padding:8rem 0 7rem;
  background:linear-gradient(to right,rgba(31,41,55,.92),rgba(31,41,55,.55)), url("../assets/hero-construction.jpg") center/cover no-repeat;
}
.hero-badge{
  display:inline-block;padding:.35rem .85rem;border-radius:999px;
  background:rgba(242,106,33,.2);color:var(--primary);
  font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;
}
.hero h1{font-size:clamp(2.25rem,5vw,3.75rem);font-weight:700;margin-top:1.25rem;max-width:42rem}
.hero h1 .accent{color:var(--primary)}
.hero .hero-text{margin-top:1.25rem;font-size:1.1rem;max-width:34rem;color:rgba(255,255,255,.85)}
.hero-actions{margin-top:2rem;display:flex;flex-wrap:wrap;gap:.75rem}

/* Page header (non-home) */
.page-header{background:var(--muted-bg);padding:4rem 0}
.page-header h1{font-size:clamp(2rem,4vw,3rem);font-weight:700;margin-top:.5rem;max-width:40rem}

/* Two-col layout */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:center}
@media(max-width:768px){.two-col{grid-template-columns:1fr;gap:2rem}}

/* Stats grid */
.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.stat{
  aspect-ratio:1;display:grid;place-items:center;text-align:center;
  background:var(--muted-bg);border-radius:var(--radius);
  transition:background .2s,color .2s;
}
.stat:hover{background:var(--primary);color:#fff}
.stat-num{font-family:var(--font-display);font-size:1.75rem;font-weight:700}
.stat-label{font-size:.75rem;opacity:.8;margin-top:.25rem;text-transform:uppercase;letter-spacing:.05em}

/* Card grids */
.grid{display:grid;gap:1.5rem}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
@media(max-width:900px){.grid-3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.grid-3,.grid-2{grid-template-columns:1fr}}

.card{
  background:#fff;border:1px solid var(--border);border-radius:12px;
  padding:1.75rem;transition:border-color .2s,transform .2s,box-shadow .2s;
}
.card:hover{border-color:var(--primary);transform:translateY(-3px);box-shadow:var(--shadow-md)}
.card .icon{
  width:48px;height:48px;border-radius:8px;display:grid;place-items:center;
  background:rgba(242,106,33,.1);color:var(--primary);font-size:1.3rem;
  transition:background .2s,color .2s;
}
.card:hover .icon{background:var(--primary);color:#fff}
.card h3{font-size:1.1rem;font-weight:700;margin-top:1.25rem}
.card p{margin-top:.5rem;font-size:.92rem;color:var(--muted)}
.card-link{display:inline-flex;align-items:center;gap:.3rem;margin-top:1rem;color:var(--primary);font-weight:600;font-size:.9rem}

/* Project cards */
.project{
  background:#fff;border:1px solid var(--border);border-radius:12px;
  overflow:hidden;transition:box-shadow .2s;
}
.project:hover{box-shadow:var(--shadow-md)}
.project-img{aspect-ratio:4/3;overflow:hidden}
.project-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.project:hover .project-img img{transform:scale(1.1)}
.project-body{padding:1.25rem}
.project-tag{font-size:.7rem;font-weight:700;color:var(--primary);text-transform:uppercase;letter-spacing:.06em}
.project-body h3{font-size:1rem;font-weight:700;margin-top:.35rem}
.project-meta{display:flex;justify-content:space-between;align-items:center}
.project-loc{font-size:.75rem;color:var(--muted)}

/* Testimonials */
.testimonial{background:#fff;border:1px solid var(--border);border-radius:12px;padding:1.75rem}
.testimonial .quote-mark{font-size:2.5rem;color:rgba(242,106,33,.3);line-height:1;font-family:Georgia,serif}
.testimonial p{margin-top:.5rem;font-size:.92rem}
.stars{color:var(--primary);margin-top:1rem;letter-spacing:.1em}
.testimonial-author{margin-top:1rem;padding-top:1rem;border-top:1px solid var(--border)}
.testimonial-author .name{font-weight:600;font-size:.9rem}
.testimonial-author .role{font-size:.78rem;color:var(--muted)}

/* CTA banner */
.cta{
  position:relative;overflow:hidden;
  background:var(--secondary);color:#fff;border-radius:16px;
  padding:3.5rem 1.5rem;text-align:center;
}
.cta::before{
  content:"";position:absolute;top:-50px;right:-50px;width:200px;height:200px;
  background:rgba(242,106,33,.25);border-radius:50%;filter:blur(60px);
}
.cta h2{position:relative;font-size:clamp(1.75rem,3vw,2.5rem);font-weight:700}
.cta p{position:relative;margin-top:.75rem;color:rgba(255,255,255,.8)}
.cta .btn{position:relative;margin-top:1.75rem}

/* Team */
.team-card{text-align:center;padding:1.5rem;background:#fff;border:1px solid var(--border);border-radius:12px;transition:box-shadow .2s}
.team-card:hover{box-shadow:var(--shadow-sm)}
.avatar{
  width:80px;height:80px;margin:0 auto;border-radius:50%;
  background:var(--primary);color:#fff;display:grid;place-items:center;
  font-family:var(--font-display);font-weight:700;font-size:1.5rem;
}
.team-card h3{margin-top:1rem;font-size:1rem;font-weight:700}
.team-card .role{font-size:.85rem;color:var(--muted)}

/* Contact */
.contact-grid{display:grid;grid-template-columns:3fr 2fr;gap:2.5rem}
@media(max-width:900px){.contact-grid{grid-template-columns:1fr}}
.form-card{background:#fff;border:1px solid var(--border);border-radius:12px;padding:2rem}
.form-card h2{font-size:1.5rem;font-weight:700;margin-bottom:1.25rem}
form .row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
@media(max-width:500px){form .row{grid-template-columns:1fr}}
input,textarea{
  width:100%;padding:.85rem 1rem;font:inherit;
  border:1px solid var(--border);border-radius:6px;background:#fff;
  margin-top:1rem;transition:border-color .2s;
}
input:focus,textarea:focus{outline:none;border-color:var(--primary)}
textarea{resize:vertical;min-height:120px}
.form-msg{margin-top:.75rem;color:var(--primary);font-weight:500;font-size:.9rem}
.info-card{
  display:flex;gap:1rem;align-items:flex-start;background:#fff;
  padding:1.25rem;border:1px solid var(--border);border-radius:12px;
  margin-bottom:1rem;transition:border-color .2s;
}
.info-card:hover{border-color:var(--primary)}
.info-card .icon{
  width:44px;height:44px;border-radius:8px;display:grid;place-items:center;
  background:rgba(242,106,33,.1);color:var(--primary);flex-shrink:0;font-size:1.1rem;
}
.info-card .title{font-weight:600}
.info-card .value{font-size:.88rem;color:var(--muted);margin-top:.25rem}
.whatsapp-block{
  display:flex;align-items:center;justify-content:center;gap:.6rem;
  background:var(--whatsapp);color:#fff;padding:1.1rem;border-radius:12px;
  font-weight:600;transition:opacity .2s;
}
.whatsapp-block:hover{opacity:.9}
.map{margin-top:1rem;border-radius:12px;overflow:hidden;border:1px solid var(--border)}
.map iframe{width:100%;height:400px;border:0;display:block}

/* Footer */
.footer{background:var(--secondary);color:#fff;margin-top:5rem}
.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:2.5rem;padding:3.5rem 0}
@media(max-width:900px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:500px){.footer-grid{grid-template-columns:1fr}}
.footer h4{font-size:.95rem;font-weight:700;margin-bottom:1rem}
.footer ul li{padding:.25rem 0;font-size:.88rem;color:rgba(255,255,255,.7)}
.footer ul li a:hover{color:var(--primary)}
.footer-about p{margin-top:1rem;font-size:.88rem;color:rgba(255,255,255,.7)}
.socials{display:flex;gap:.5rem;margin-top:1rem}
.socials a{
  width:36px;height:36px;border-radius:6px;background:rgba(255,255,255,.1);
  display:grid;place-items:center;transition:background .2s;
}
.socials a:hover{background:var(--primary)}
.footer .contact-list li{display:flex;gap:.5rem;align-items:flex-start;color:rgba(255,255,255,.7)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:1.25rem 0;font-size:.78rem;color:rgba(255,255,255,.6);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:.5rem;
}

/* Floating buttons */
.fab{
  position:fixed;z-index:60;display:inline-flex;align-items:center;gap:.5rem;
  border-radius:999px;font-weight:600;cursor:pointer;border:none;
  box-shadow:var(--shadow-md);transition:transform .2s,opacity .3s;
}
.fab-wa{bottom:1.5rem;left:1.5rem;background:var(--whatsapp);color:#fff;padding:.85rem 1.1rem}
.fab-wa:hover{transform:scale(1.05)}
.fab-top{
  bottom:1.5rem;right:1.5rem;width:44px;height:44px;justify-content:center;
  background:var(--primary);color:#fff;opacity:0;pointer-events:none;
}
.fab-top.visible{opacity:1;pointer-events:auto}
.fab-top:hover{transform:scale(1.1);background:var(--primary-dark)}

/* Fade-in on scroll */
.fade-in{opacity:0;transform:translateY(20px);transition:opacity .7s ease,transform .7s ease}
.fade-in.visible{opacity:1;transform:translateY(0)}

/* Responsive nav */
@media(max-width:768px){
  .menu-toggle{display:block}
  .nav-links{
    position:absolute;top:64px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:0;
    background:#fff;border-bottom:1px solid var(--border);
    padding:.5rem 1rem 1rem;display:none;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:.85rem 0;border-bottom:1px solid var(--border)}
  .nav-links .btn{margin-top:.75rem;justify-content:center}
}

.check-list li{display:flex;gap:.5rem;align-items:center;font-size:.92rem;padding:.4rem 0}
.check-list li::before{content:"✓";color:var(--primary);font-weight:700}