/* ==========================================================================
   Sataighat Chowka VRS Highway — Package-3 NH-34
   ========================================================================== */

:root{
  --navy-900:#0a1f3d;
  --navy-800:#0f2a52;
  --navy-700:#153868;
  --blue-600:#1d4ed8;
  --teal-500:#0e9488;
  --teal-400:#14b8a6;
  --amber-500:#f2a71b;
  --amber-600:#d98c0a;
  --ink-900:#0f172a;
  --ink-700:#334155;
  --ink-500:#64748b;
  --ink-300:#cbd5e1;
  --paper-0:#ffffff;
  --paper-50:#f7f9fc;
  --paper-100:#eef2f8;
  --border:#e2e8f0;
  --radius-md:10px;
  --radius-lg:18px;
  --shadow-sm:0 1px 3px rgba(10,31,61,.08);
  --shadow-md:0 8px 24px rgba(10,31,61,.10);
  --shadow-lg:0 20px 45px rgba(10,31,61,.16);
  --maxw:1180px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Segoe UI",-apple-system,BlinkMacSystemFont,"Helvetica Neue",Arial,sans-serif;
  color:var(--ink-700);
  background:var(--paper-0);
  line-height:1.6;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{color:var(--navy-900);margin:0 0 .5em;line-height:1.2;font-weight:700;}
p{margin:0 0 1em;}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
section{padding:72px 0;}
.section-tight{padding:48px 0;}
.bg-paper{background:var(--paper-50);}
.bg-navy{background:linear-gradient(160deg,var(--navy-900),var(--navy-700));color:#e6ecf7;}
.bg-navy h2,.bg-navy h3,.bg-navy h4{color:#fff;}

/* --- Eyebrow / Kicker --- */
.kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--teal-500);font-weight:700;margin-bottom:14px;
}
.kicker::before{content:"";width:22px;height:2px;background:var(--amber-500);display:inline-block;}
.section-head{max-width:680px;margin-bottom:40px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head p{color:var(--ink-500);font-size:1.02rem;}

/* --- Buttons --- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-weight:600;font-size:.95rem;
  border:1px solid transparent;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease,background .15s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px);}
.btn-primary{background:var(--amber-500);color:var(--navy-900);box-shadow:var(--shadow-sm);}
.btn-primary:hover{background:var(--amber-600);box-shadow:var(--shadow-md);}
.btn-outline{background:transparent;border-color:rgba(255,255,255,.5);color:#fff;}
.btn-outline:hover{background:rgba(255,255,255,.1);}
.btn-navy{background:var(--navy-900);color:#fff;}
.btn-navy:hover{background:var(--navy-700);}
.btn-block{width:100%;}

/* ==========================================================================
   Header / Nav
   ========================================================================== */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(10,31,61,.96);
  backdrop-filter:blur(6px);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.nav-wrap{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 24px;max-width:var(--maxw);margin:0 auto;
}
.brand{display:flex;align-items:center;gap:12px;color:#fff;}
.brand img{height:34px;width:auto;background:#fff;border-radius:6px;padding:3px;}
.brand-text{line-height:1.15;}
.brand-text strong{display:block;font-size:1.02rem;color:#fff;letter-spacing:.01em;}
.brand-text span{display:block;font-size:.72rem;color:var(--teal-400);letter-spacing:.08em;text-transform:uppercase;}

.nav-links{display:flex;align-items:center;gap:6px;}
.nav-links a{
  padding:10px 16px;border-radius:999px;color:#dbe4f5;font-weight:600;font-size:.92rem;
  transition:background .15s ease,color .15s ease;
}
.nav-links a:hover{background:rgba(255,255,255,.08);color:#fff;}
.nav-links a.active{background:rgba(242,167,27,.16);color:var(--amber-500);}

.nav-actions{display:flex;align-items:center;gap:14px;}
.nav-toggle{
  display:none;background:none;border:1px solid rgba(255,255,255,.3);
  color:#fff;width:42px;height:38px;border-radius:8px;cursor:pointer;font-size:1.2rem;
}

@media (max-width:900px){
  .nav-links{
    position:fixed;inset:64px 0 0 0;background:var(--navy-900);
    flex-direction:column;align-items:stretch;padding:18px;gap:4px;
    transform:translateY(-12px);opacity:0;pointer-events:none;transition:all .2s ease;
  }
  .nav-links.open{transform:translateY(0);opacity:1;pointer-events:auto;}
  .nav-links a{padding:14px 16px;}
  .nav-toggle{display:block;}
  .nav-actions .btn-primary{display:none;}
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero{
  position:relative;color:#fff;overflow:hidden;
  background-size:cover;background-position:center;
}
.hero-inner{padding:110px 24px 90px;max-width:var(--maxw);margin:0 auto;}
.hero .kicker{color:var(--amber-500);}
.hero h1{font-size:clamp(2.1rem,4.6vw,3.4rem);color:#fff;max-width:820px;}
.hero p.lead{font-size:1.12rem;color:#cfdaef;max-width:620px;margin-bottom:32px;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:56px;}

.hero-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:rgba(255,255,255,.14);border-radius:var(--radius-lg);overflow:hidden;
  backdrop-filter:blur(4px);
}
.hero-stats .stat{background:rgba(10,31,61,.55);padding:22px 20px;}
.hero-stats .stat b{display:block;font-size:1.55rem;color:#fff;}
.hero-stats .stat span{font-size:.8rem;color:#a9bade;text-transform:uppercase;letter-spacing:.06em;}
@media (max-width:760px){.hero-stats{grid-template-columns:repeat(2,1fr);}}

.page-hero{
  color:#fff;padding:64px 0 56px;
  background:linear-gradient(160deg,var(--navy-900),var(--navy-700));
}
.page-hero h1{color:#fff;font-size:clamp(1.9rem,4vw,2.7rem);max-width:780px;}
.page-hero p{color:#c3d1e8;max-width:640px;font-size:1.05rem;}
.breadcrumb{color:var(--teal-400);font-size:.85rem;letter-spacing:.06em;text-transform:uppercase;margin-bottom:12px;font-weight:700;}

/* ==========================================================================
   Cards / Grids
   ========================================================================== */
.grid{display:grid;gap:24px;}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
@media (max-width:900px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr);}}
@media (max-width:600px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}}

.card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:28px;box-shadow:var(--shadow-sm);transition:box-shadow .2s ease,transform .2s ease;
}
.card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px);}
.card .icon{
  width:48px;height:48px;border-radius:12px;background:var(--navy-900);
  color:var(--amber-500);display:flex;align-items:center;justify-content:center;
  font-size:1.3rem;margin-bottom:16px;
}
.card h3{font-size:1.08rem;margin-bottom:8px;}
.card p{color:var(--ink-500);font-size:.94rem;margin-bottom:0;}

.stat-card{
  background:var(--paper-0);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:26px;text-align:center;box-shadow:var(--shadow-sm);
}
.stat-card b{display:block;font-size:1.9rem;color:var(--navy-900);}
.stat-card span{font-size:.82rem;color:var(--ink-500);text-transform:uppercase;letter-spacing:.05em;}

/* ==========================================================================
   About / split sections
   ========================================================================== */
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center;}
@media (max-width:900px){.split{grid-template-columns:1fr;}}
.split img{border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);}
.check-list li{
  display:flex;gap:12px;padding:10px 0;border-bottom:1px dashed var(--border);
  color:var(--ink-700);font-size:.96rem;
}
.check-list li:last-child{border-bottom:none;}
.check-list li::before{
  content:"✓";flex:0 0 auto;width:24px;height:24px;border-radius:50%;
  background:var(--teal-500);color:#fff;font-size:.75rem;display:flex;align-items:center;justify-content:center;
}

/* ==========================================================================
   Tables
   ========================================================================== */
.table-wrap{overflow-x:auto;border-radius:var(--radius-md);border:1px solid var(--border);box-shadow:var(--shadow-sm);}
table{width:100%;border-collapse:collapse;background:#fff;font-size:.92rem;min-width:560px;}
table caption{caption-side:top;text-align:left;padding:14px 18px;font-weight:700;color:var(--navy-900);background:var(--paper-100);}
th,td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--border);}
thead th{background:var(--navy-900);color:#fff;font-weight:600;font-size:.82rem;text-transform:uppercase;letter-spacing:.03em;position:sticky;top:0;}
tbody tr:nth-child(even){background:var(--paper-50);}
tbody tr:hover{background:#eef6f4;}
td.num{text-align:right;font-variant-numeric:tabular-nums;}
.badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:.72rem;font-weight:700;letter-spacing:.02em;}
.badge-green{background:#dcf5ec;color:#0f7a5b;}
.badge-amber{background:#fdf0d6;color:#9c6a06;}
.badge-blue{background:#dbe7fb;color:#1d4ed8;}
.badge-grey{background:#e9edf3;color:#54617a;}

/* ==========================================================================
   Progress bars / milestones
   ========================================================================== */
.milestones{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
@media (max-width:900px){.milestones{grid-template-columns:repeat(2,1fr);}}
.milestone{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:22px;position:relative;}
.milestone .step{
  width:34px;height:34px;border-radius:50%;background:var(--navy-900);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.85rem;margin-bottom:14px;
}
.milestone.done .step{background:var(--teal-500);}
.milestone h4{font-size:.98rem;margin-bottom:4px;}
.milestone .date{color:var(--ink-500);font-size:.82rem;margin-bottom:12px;}
.progress-track{height:8px;border-radius:999px;background:var(--paper-100);overflow:hidden;}
.progress-fill{height:100%;background:linear-gradient(90deg,var(--teal-500),var(--amber-500));border-radius:999px;}
.progress-label{display:flex;justify-content:space-between;font-size:.78rem;color:var(--ink-500);margin-top:6px;}

/* ==========================================================================
   Timeline (correspondence / process)
   ========================================================================== */
.process-steps{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;counter-reset:step;}
@media (max-width:900px){.process-steps{grid-template-columns:repeat(2,1fr);}}
@media (max-width:560px){.process-steps{grid-template-columns:1fr;}}
.process-steps .step-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:22px;}
.process-steps .step-card .num{
  counter-increment:step;font-size:.8rem;color:var(--amber-600);font-weight:800;letter-spacing:.05em;
}
.process-steps .step-card .num::before{content:"STEP " counter(step);}

/* ==========================================================================
   Gallery
   ========================================================================== */
.gallery-month{margin-bottom:52px;}
.gallery-month h3{display:flex;align-items:center;gap:12px;font-size:1.25rem;}
.gallery-month h3::after{content:"";flex:1;height:1px;background:var(--border);}
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr); /* 3 images per row */
    gap: 24px;
    max-width: 1100px;
    margin: 0 auto;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 16px;
}

.gallery-item img {
    width: 100%;
    height: 240px;
    object-fit: cover;
    display: block;
    border-radius: 16px;
}
.gallery-item:hover img{transform:scale(1.07);}
.gallery-item .cap{
  position:absolute;left:0;right:0;bottom:0;padding:10px 12px 8px;
  background:linear-gradient(0deg,rgba(10,31,61,.85),transparent);
  color:#fff;font-size:.76rem;font-weight:600;
}

.lightbox{
  position:fixed;inset:0;background:rgba(8,15,28,.94);display:none;
  align-items:center;justify-content:center;z-index:1000;padding:32px;
}
.lightbox.open{display:flex;}
.lightbox .lb-content{max-width:min(90vw,1100px);text-align:center;}
.lightbox img{max-width:min(88vw,1100px);max-height:78vh;border-radius:10px;box-shadow:var(--shadow-lg);margin:0 auto;}
.lightbox .lb-close{
  position:absolute;top:22px;right:28px;color:#fff;font-size:1.6rem;cursor:pointer;
  background:rgba(255,255,255,.08);border:0;width:44px;height:44px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;transition:background .15s ease;
}
.lightbox .lb-close:hover{background:rgba(255,255,255,.18);}
.lightbox .lb-cap{color:#dbe4f5;margin-top:18px;font-size:.95rem;}
.lightbox .lb-nav{
  position:absolute;top:50%;transform:translateY(-50%);
  width:48px;height:48px;border-radius:50%;background:rgba(255,255,255,.1);
  border:0;color:#fff;font-size:1.1rem;cursor:pointer;display:flex;align-items:center;justify-content:center;
  transition:background .15s ease;z-index:1001;
}
.lightbox .lb-nav:hover{background:rgba(255,255,255,.22);}
.lightbox .lb-prev{left:24px;}
.lightbox .lb-next{right:24px;}
@media (max-width:640px){
  .lightbox .lb-nav{width:40px;height:40px;font-size:.95rem;}
  .lightbox .lb-prev{left:8px;}
  .lightbox .lb-next{right:8px;}
}

/* ==========================================================================
   Quality / Safety
   ========================================================================== */
.iso-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
@media (max-width:700px){.iso-grid{grid-template-columns:repeat(2,1fr);}}
.iso-tag{
  border:1px solid var(--border);border-radius:var(--radius-md);padding:18px;text-align:center;
  background:#fff;font-weight:700;color:var(--navy-900);font-size:.92rem;
}

/* ==========================================================================
   Contact
   ========================================================================== */
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;}
@media (max-width:900px){.contact-grid{grid-template-columns:1fr;}}
.contact-info-card{
  background:var(--navy-900);color:#e6ecf7;border-radius:var(--radius-lg);padding:32px;
}
.contact-info-card h3{color:#fff;}
.contact-info-row{display:flex;gap:14px;padding:16px 0;border-bottom:1px solid rgba(255,255,255,.1);}
.contact-info-row:last-child{border-bottom:none;}
.contact-info-row .ic{
  width:38px;height:38px;border-radius:10px;background:rgba(242,167,27,.16);color:var(--amber-500);
  display:flex;align-items:center;justify-content:center;flex:0 0 auto;
}
.contact-info-row b{display:block;color:#fff;font-size:.92rem;}
.contact-info-row span{font-size:.86rem;color:#b7c6e0;}

.form-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px;box-shadow:var(--shadow-sm);}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
@media (max-width:560px){.form-row{grid-template-columns:1fr;}}
.field{margin-bottom:18px;}
.field label{display:block;font-size:.85rem;font-weight:600;color:var(--ink-700);margin-bottom:6px;}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:8px;font-size:.94rem;
  font-family:inherit;color:var(--ink-900);background:var(--paper-50);
}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--teal-400);outline-offset:1px;background:#fff;}
.form-note{background:#fef6e6;border:1px solid #f5deac;color:#8a5a05;padding:12px 16px;border-radius:8px;font-size:.85rem;margin-top:14px;}
.alert-success{background:#e5f8f0;border:1px solid #b4e6cf;color:#0f7a5b;padding:14px 16px;border-radius:8px;margin-bottom:18px;font-weight:600;}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer{background:var(--navy-900);color:#b7c6e0;padding-top:64px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px;}
@media (max-width:900px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:560px){.footer-grid{grid-template-columns:1fr;}}
.footer-grid h4{color:#fff;font-size:.92rem;text-transform:uppercase;letter-spacing:.06em;margin-bottom:18px;}
.footer-grid li{margin-bottom:10px;font-size:.9rem;}
.footer-grid a:hover{color:#fff;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand img{height:30px;background:#fff;border-radius:6px;padding:3px;}
.footer-brand strong{color:#fff;}
.footer-social{display:flex;gap:10px;margin-top:16px;}
.footer-social a{
  width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.08);
  display:flex;align-items:center;justify-content:center;font-size:.85rem;
}
.footer-social a:hover{background:var(--amber-500);color:var(--navy-900);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:20px 0;font-size:.82rem;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;color:#8ba0c4;
}

/* ==========================================================================
   CTA band
   ========================================================================== */
.cta-band{
  background:linear-gradient(120deg,var(--navy-900),var(--teal-500));
  border-radius:var(--radius-lg);padding:48px;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
}
.cta-band h3{color:#fff;margin-bottom:6px;}
.cta-band p{color:#dcecf0;margin:0;}

.text-center{text-align:center;}
.mt-40{margin-top:40px;}
.mb-0{margin-bottom:0;}

@media (max-width: 992px) {
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .gallery-grid {
        grid-template-columns: 1fr;
    }
}