/* ============================================================
   AMK INFRASTRUCTURES — site styles
   Design language adapted from https://axial-construct.templatekit.co/
   Palette: navy #001F3F / gold #FFC631 / green #0DA574
   ============================================================ */

:root{
  --navy: #001F3F;
  --navy-2: #012a54;
  --navy-soft: #0a3a68;
  --gold: #FFC631;
  --green: #0DA574;
  --text: #202C38;
  --muted: #5b6b7a;
  --light: #f4f6f8;
  --white: #ffffff;
  --border: #e4e8ec;
  --shadow: 0 20px 40px -20px rgba(0,31,63,.35);
  --radius: 10px;
  --container: 1180px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Roboto',Arial,sans-serif;
  color:var(--text);
  background:var(--white);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{
  font-family:'Archivo',Arial,sans-serif;
  font-weight:800;
  color:var(--navy);
  line-height:1.15;
  margin:0 0 .5em;
}
p{margin:0 0 1em}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
ul{margin:0;padding:0;list-style:none}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
section{padding:88px 0}
@media (max-width:768px){section{padding:56px 0}}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:'Archivo',sans-serif;font-weight:700;font-size:13px;
  letter-spacing:.14em;text-transform:uppercase;color:var(--green);
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--gold)}

.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-family:'Archivo',sans-serif;font-weight:700;font-size:14px;
  letter-spacing:.03em;text-transform:uppercase;
  padding:15px 28px;border-radius:6px;border:2px solid transparent;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
  cursor:pointer;
}
.btn-primary{background:var(--gold);color:#001020}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 24px -8px rgba(255,198,49,.55)}
.btn-outline{border-color:rgba(255,255,255,.5);color:var(--white)}
.btn-outline:hover{background:var(--white);color:var(--navy)}
.btn-outline-dark{border-color:var(--navy);color:var(--navy)}
.btn-outline-dark:hover{background:var(--navy);color:var(--white)}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:var(--navy);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.site-header .container{
  display:flex;align-items:center;justify-content:space-between;
  height:84px;
}
.logo{display:flex;flex-direction:column;line-height:1}
.logo .mark{
  font-family:'Archivo',sans-serif;font-weight:800;font-size:24px;color:var(--white);
  letter-spacing:.02em;
}
.logo .mark span{color:var(--gold)}
.logo .sub{font-size:10px;letter-spacing:.22em;color:rgba(255,255,255,.55);margin-top:4px;text-transform:uppercase}

.nav-links{display:flex;align-items:center;gap:34px}
.nav-links a{
  font-family:'Archivo',sans-serif;font-weight:700;font-size:13px;letter-spacing:.06em;
  text-transform:uppercase;color:rgba(255,255,255,.82);
  padding:8px 0;border-bottom:2px solid transparent;transition:.2s;
}
.nav-links a:hover,.nav-links a.active{color:var(--gold);border-color:var(--gold)}
.header-cta{display:flex;align-items:center;gap:22px}
.header-phone{display:flex;flex-direction:column;color:var(--white);font-size:13px}
.header-phone strong{font-family:'Archivo',sans-serif;color:var(--gold);font-size:15px}
.nav-toggle{display:none;background:none;border:0;color:var(--white);font-size:26px;cursor:pointer}

@media (max-width:960px){
  .nav-links{
    position:fixed;inset:84px 0 0 0;background:var(--navy);flex-direction:column;
    justify-content:flex-start;padding:36px 24px;gap:22px;
    transform:translateX(100%);transition:transform .25s ease;
  }
  .nav-links.open{transform:translateX(0)}
  .header-phone{display:none}
  .nav-toggle{display:block}
}

/* ---------- Hero ---------- */
.hero{
  position:relative;color:var(--white);
  background:linear-gradient(180deg,rgba(0,20,40,.78),rgba(0,20,40,.9)),var(--img) center/cover no-repeat;
  padding:130px 0 110px;
  overflow:hidden;
}
.hero::after{
  content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;
  background:radial-gradient(circle,rgba(255,198,49,.18),transparent 65%);
}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:50px;align-items:center;position:relative;z-index:1}
.hero h1{font-size:52px;color:var(--white);margin-bottom:20px}
.hero h1 em{font-style:normal;color:var(--gold)}
.hero p.lead{font-size:17px;color:rgba(255,255,255,.82);max-width:520px;margin-bottom:34px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:46px}
.hero-stats{display:flex;gap:40px;flex-wrap:wrap}
.hero-stats .stat b{display:block;font-family:'Archivo',sans-serif;font-weight:800;font-size:34px;color:var(--gold)}
.hero-stats .stat span{font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:rgba(255,255,255,.7)}
.hero-card{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);
  border-radius:var(--radius);padding:26px;backdrop-filter:blur(6px);
}
.hero-card img{border-radius:8px;margin-bottom:16px;aspect-ratio:4/3;object-fit:cover}
.hero-card .tag{font-family:'Archivo',sans-serif;font-weight:700;color:var(--gold);font-size:12px;letter-spacing:.08em;text-transform:uppercase}
.hero-card h4{color:var(--white);margin:6px 0 4px;font-size:19px}
.hero-card p{color:rgba(255,255,255,.7);font-size:14px;margin:0}
@media (max-width:900px){
  .hero{padding:96px 0 64px}
  .hero-grid{grid-template-columns:1fr}
  .hero h1{font-size:36px}
}

/* ---------- Stat strip ---------- */
.stat-strip{background:var(--navy);color:var(--white);padding:0}
.stat-strip .container{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.stat-strip .cell{padding:38px 24px;text-align:center;border-left:1px solid rgba(255,255,255,.09)}
.stat-strip .cell:first-child{border-left:0}
.stat-strip b{display:block;font-family:'Archivo',sans-serif;font-weight:800;font-size:32px;color:var(--gold)}
.stat-strip span{font-size:12px;letter-spacing:.05em;text-transform:uppercase;color:rgba(255,255,255,.72)}
@media (max-width:768px){.stat-strip .container{grid-template-columns:repeat(2,1fr)}.stat-strip .cell{border-left:0;border-top:1px solid rgba(255,255,255,.09)}}

/* ---------- Section headers ---------- */
.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:36px}
.section-head p{color:var(--muted)}

/* ---------- About / split ---------- */
.split{display:grid;grid-template-columns:.9fr 1.1fr;gap:60px;align-items:center}
.split img{border-radius:var(--radius);box-shadow:var(--shadow)}
.split-media{position:relative}
.split-badge{
  position:absolute;bottom:-26px;left:-26px;background:var(--gold);color:#001020;
  padding:20px 24px;border-radius:8px;box-shadow:0 16px 30px -12px rgba(0,0,0,.35);
}
.split-badge b{display:block;font-family:'Archivo',sans-serif;font-size:28px;font-weight:800}
.split-badge span{font-size:11px;text-transform:uppercase;letter-spacing:.06em}
.check-list li{display:flex;gap:12px;margin-bottom:14px;font-weight:500;color:var(--text)}
.check-list li::before{content:"✓";flex:none;width:24px;height:24px;border-radius:50%;background:var(--green);color:#fff;font-size:13px;display:flex;align-items:center;justify-content:center;font-weight:700}
@media (max-width:900px){.split{grid-template-columns:1fr}.split-badge{position:static;display:inline-block;margin-top:18px}}

/* ---------- Services ---------- */
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.service-card{
  background:var(--light);border:1px solid var(--border);border-radius:var(--radius);
  padding:32px 26px;transition:.2s;
}
.service-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:transparent;background:var(--white)}
.service-card .num{font-family:'Archivo',sans-serif;font-weight:800;font-size:13px;color:var(--gold);letter-spacing:.1em}
.service-card h3{font-size:19px;margin:12px 0 8px}
.service-card p{color:var(--muted);font-size:14.5px;margin:0}
@media (max-width:900px){.services-grid{grid-template-columns:1fr 1fr}}
@media (max-width:600px){.services-grid{grid-template-columns:1fr}}

/* ---------- Projects grid ---------- */
.filter-bar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:38px}
.filter-bar button{
  font-family:'Archivo',sans-serif;font-weight:700;font-size:12.5px;letter-spacing:.05em;text-transform:uppercase;
  padding:10px 18px;border-radius:30px;border:1.5px solid var(--border);background:var(--white);color:var(--muted);cursor:pointer;transition:.2s;
}
.filter-bar button.active,.filter-bar button:hover{background:var(--navy);border-color:var(--navy);color:var(--white)}

.projects-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.project-card{
  position:relative;border-radius:var(--radius);overflow:hidden;background:var(--navy);
  box-shadow:var(--shadow);aspect-ratio:4/5;
}
.project-card img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;transition:transform .5s ease}
.project-card:hover img{transform:scale(1.07)}
.project-card .overlay{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(0,20,40,0) 30%,rgba(0,15,30,.94) 100%);
}
.project-card .body{position:absolute;left:0;right:0;bottom:0;padding:26px;color:var(--white)}
.project-card .client{font-family:'Archivo',sans-serif;font-weight:700;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--gold)}
.project-card h3{color:var(--white);font-size:20px;margin:8px 0 4px}
.project-card .loc{font-size:13px;color:rgba(255,255,255,.72);margin-bottom:10px}
.project-card .meta{display:flex;gap:14px;font-size:12px;color:rgba(255,255,255,.6);flex-wrap:wrap}
@media (max-width:960px){.projects-grid{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.projects-grid{grid-template-columns:1fr}}

.project-detail{margin-top:60px;padding-top:50px;border-top:1px solid var(--border)}
.project-detail:first-of-type{margin-top:0;padding-top:0;border-top:0}
.pd-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:flex-start}
.pd-gallery{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.pd-gallery img{border-radius:8px;aspect-ratio:4/3;object-fit:cover;box-shadow:var(--shadow)}
.pd-gallery img:first-child{grid-column:1/-1;aspect-ratio:16/9}
.pd-info .client-tag{display:inline-block;background:var(--light);border:1px solid var(--border);padding:6px 14px;border-radius:30px;font-size:12px;font-weight:700;color:var(--navy);margin-bottom:14px}
.pd-info h3{font-size:26px}
.pd-facts{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:22px 0;padding:20px;background:var(--light);border-radius:8px}
.pd-facts div span{display:block;font-size:11px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)}
.pd-facts div b{font-family:'Archivo',sans-serif;color:var(--navy);font-size:15px}
@media (max-width:900px){.pd-grid{grid-template-columns:1fr}}

/* ---------- CTA band ---------- */
.cta-band{
  background:linear-gradient(120deg,var(--navy),var(--navy-soft));color:var(--white);
  border-radius:var(--radius);padding:56px;display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap;
}
.cta-band h2{color:var(--white);font-size:28px;margin-bottom:8px}
.cta-band p{color:rgba(255,255,255,.75);margin:0}

/* ---------- Team / resources tables ---------- */
.table-card{background:var(--light);border-radius:var(--radius);overflow:hidden;border:1px solid var(--border)}
table{width:100%;border-collapse:collapse}
table th,table td{text-align:left;padding:14px 22px;font-size:14.5px}
table th{font-family:'Archivo',sans-serif;font-weight:700;color:var(--white);background:var(--navy);text-transform:uppercase;font-size:12px;letter-spacing:.06em}
table tr:nth-child(even){background:rgba(0,31,63,.04)}
table td:last-child,table th:last-child{text-align:right}

.two-col-tables{display:grid;grid-template-columns:1fr 1fr;gap:30px}
@media (max-width:900px){.two-col-tables{grid-template-columns:1fr}}

/* ---------- Clients strip ---------- */
.clients-strip{background:var(--light);padding:44px 0}
.clients-row{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:26px}
.clients-row .client-pill{
  font-family:'Archivo',sans-serif;font-weight:800;font-size:19px;color:var(--navy);opacity:.55;letter-spacing:.02em;
}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:50px}
.contact-item{display:flex;gap:16px;padding:22px 0;border-bottom:1px solid var(--border)}
.contact-item .ic{
  flex:none;width:46px;height:46px;border-radius:50%;background:var(--navy);color:var(--gold);
  display:flex;align-items:center;justify-content:center;font-size:19px;
}
.contact-item h4{margin:0 0 4px;font-size:16px}
.contact-item p{margin:0;color:var(--muted);font-size:14.5px}
.form-card{background:var(--light);border-radius:var(--radius);padding:36px;border:1px solid var(--border)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px}
.form-card input,.form-card textarea{
  width:100%;padding:13px 16px;border:1px solid var(--border);border-radius:6px;font-family:inherit;font-size:14.5px;background:var(--white);
}
.form-card textarea{grid-column:1/-1;min-height:120px;resize:vertical}
.form-card .form-row:last-of-type{grid-column:1/-1}
.map-embed{border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);margin-top:30px}
.map-embed iframe{width:100%;height:340px;border:0;display:block}
@media (max-width:900px){.contact-grid{grid-template-columns:1fr}.form-row{grid-template-columns:1fr}}

/* ---------- Footer ---------- */
.site-footer{background:#00121f;color:rgba(255,255,255,.78);padding:70px 0 0}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1.1fr;gap:40px;padding-bottom:50px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-grid h4{color:var(--white);font-size:15px;text-transform:uppercase;letter-spacing:.06em;margin-bottom:20px}
.footer-grid p{font-size:14px;color:rgba(255,255,255,.6)}
.footer-grid ul li{margin-bottom:12px;font-size:14px}
.footer-grid ul li a:hover{color:var(--gold)}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding:24px 0;font-size:13px;color:rgba(255,255,255,.5);flex-wrap:wrap;gap:10px}
@media (max-width:900px){.footer-grid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.footer-grid{grid-template-columns:1fr}}

/* ---------- misc ---------- */
.badge-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:20px}
.badge-row span{
  background:var(--light);border:1px solid var(--border);padding:8px 16px;border-radius:30px;font-size:12.5px;font-weight:700;color:var(--navy);
}
.page-hero{
  background:linear-gradient(180deg,rgba(0,20,40,.82),rgba(0,20,40,.9)),var(--img) center/cover no-repeat;
  color:var(--white);padding:80px 0;text-align:center;
}
.page-hero h1{color:var(--white);font-size:40px;margin-bottom:10px}
.breadcrumb{font-size:13px;color:rgba(255,255,255,.65)}
.breadcrumb a:hover{color:var(--gold)}