/* ============================================================
   NAVAGLO ENGG TECH — shared design system
   Indian corporate manufacturing idiom: trust-navy + saffron
   ============================================================ */

:root{
  /* brand */
  --navy:      #0e3257;
  --navy-2:    #15436f;
  --navy-3:    #1d568b;
  --navy-soft: #eef3f9;
  --saffron:   #f5821f;
  --saffron-d: #db6f0e;
  --saffron-l: #ff9a3d;
  --green:     #1a8a43;

  /* tricolor (used sparingly) */
  --tri-saffron: #ff9933;
  --tri-white:   #ffffff;
  --tri-green:   #138808;
  --tri-navy:    #000080;

  /* neutrals */
  --ink:       #16202e;
  --ink-soft:  #4d5b6e;
  --ink-faint: #8a97a8;
  --line:      #e4eaf1;
  --line-2:    #d4dde8;
  --bg:        #ffffff;
  --bg-soft:   #f4f7fb;
  --bg-soft-2: #eef3f9;

  /* type */
  --f-head: "Sora", "Segoe UI", system-ui, sans-serif;
  --f-body: "Mukta", "Segoe UI", system-ui, sans-serif;

  --pad-x: clamp(18px, 5vw, 90px);
  --maxw: 1280px;

  --shadow-sm: 0 1px 3px rgba(14,50,87,.06), 0 1px 2px rgba(14,50,87,.04);
  --shadow:    0 6px 24px rgba(14,50,87,.08), 0 2px 6px rgba(14,50,87,.05);
  --shadow-lg: 0 18px 50px rgba(14,50,87,.14), 0 6px 16px rgba(14,50,87,.08);
  --radius:    14px;
  --radius-sm: 10px;
}

*{ box-sizing: border-box; margin: 0; padding: 0; }
html{ scroll-behavior: smooth; }
body{
  font-family: var(--f-body);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
::selection{ background: var(--saffron); color: #fff; }
a{ color: inherit; text-decoration: none; }
button{ font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
img{ max-width: 100%; display: block; }

.wrap{ max-width: var(--maxw); margin: 0 auto; }

h1,h2,h3,h4{ font-family: var(--f-head); font-weight: 700; line-height: 1.12; letter-spacing: -.015em; color: var(--navy); }

/* ---------- shared eyebrow / section heads ---------- */
.kicker{
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--f-head); font-weight: 600;
  font-size: 13px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--saffron-d);
}
.kicker::before{ content:""; width: 26px; height: 2px; background: var(--saffron); border-radius: 2px; }
.kicker.center{ justify-content: center; }
.kicker.on-navy{ color: var(--saffron-l); }

.sec-head{ max-width: 760px; }
.sec-head.center{ margin: 0 auto; text-align: center; }
.sec-head h2{
  font-size: clamp(28px, 4vw, 46px);
  margin: 16px 0 0;
}
.sec-head p{
  margin-top: 16px; color: var(--ink-soft); font-size: clamp(16px,1.4vw,18px);
}
.sec-head.on-navy h2{ color: #fff; }
.sec-head.on-navy p{ color: #c7d6e6; }

section{ padding: clamp(56px, 8vw, 104px) var(--pad-x); }
section.soft{ background: var(--bg-soft); }
section.navy{ background: var(--navy); color: #fff; }

/* ---------- buttons ---------- */
.btn{
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  font-family: var(--f-head); font-weight: 600; font-size: 15px;
  padding: 13px 24px; border-radius: 999px;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease, border-color .18s;
  white-space: nowrap;
}
.btn svg{ width: 18px; height: 18px; }
.btn-primary{ background: var(--saffron); color: #fff; box-shadow: 0 8px 20px rgba(245,130,31,.28); }
.btn-primary:hover{ background: var(--saffron-d); transform: translateY(-2px); box-shadow: 0 12px 26px rgba(245,130,31,.36); }
.btn-navy{ background: var(--navy); color: #fff; }
.btn-navy:hover{ background: var(--navy-2); transform: translateY(-2px); }
.btn-ghost{ background: #fff; color: var(--navy); border: 1.5px solid var(--line-2); }
.btn-ghost:hover{ border-color: var(--navy); transform: translateY(-2px); }
.btn-outline-w{ background: transparent; color: #fff; border: 1.5px solid rgba(255,255,255,.4); }
.btn-outline-w:hover{ background: #fff; color: var(--navy); }

/* ============================================================
   UTILITY TOP BAR
   ============================================================ */
.utility{
  background: var(--navy);
  color: #cfe0f0;
  font-size: 13.5px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.utility .wrap{
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 8px var(--pad-x);
}
.utility a{ color: #cfe0f0; transition: color .2s; }
.utility a:hover{ color: #fff; }
.utility .u-left{ display: flex; align-items: center; gap: 22px; }
.utility .u-item{ display: inline-flex; align-items: center; gap: 7px; }
.utility .u-item svg{ width: 15px; height: 15px; color: var(--saffron-l); flex: none; }
.utility .u-right{ display: flex; align-items: center; gap: 16px; }
.utility .iso-badge{
  display: inline-flex; align-items: center; gap: 7px;
  background: rgba(245,130,31,.16); color: #ffcc99;
  padding: 3px 11px; border-radius: 999px; font-weight: 600; font-size: 12.5px;
}
.utility .iso-badge .dot{ width: 6px; height: 6px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 0 rgba(26,138,67,.6); animation: ping 2s infinite; }
@keyframes ping{ 70%{ box-shadow: 0 0 0 7px rgba(26,138,67,0); } 100%{ box-shadow: 0 0 0 0 rgba(26,138,67,0); } }
.utility .socials{ display: flex; gap: 10px; }
.utility .socials a{ width: 26px; height: 26px; border-radius: 50%; display: grid; place-items: center; background: rgba(255,255,255,.08); }
.utility .socials a:hover{ background: var(--saffron); }
.utility .socials svg{ width: 13px; height: 13px; }
@media (max-width: 900px){
  .utility .u-left .u-item.hide-sm, .utility .u-right .hide-sm{ display: none; }
}

/* ============================================================
   HEADER / NAV
   ============================================================ */
.header{
  position: sticky; top: 0; z-index: 60;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow .25s;
}
.header.scrolled{ box-shadow: var(--shadow); }
.header .wrap{
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  padding: 12px var(--pad-x);
}
.logo{ display: flex; align-items: center; gap: 13px; }
.logo .glyph{
  width: 46px; height: 46px; border-radius: 11px; flex: none;
  background: linear-gradient(145deg, var(--navy-3), var(--navy));
  display: grid; place-items: center; position: relative;
  box-shadow: var(--shadow-sm);
}
.logo .glyph svg{ width: 26px; height: 26px; color: #fff; }
.logo .glyph::after{ content:""; position:absolute; inset:0; border-radius:11px; border:1px solid rgba(255,255,255,.18); }
.logo .lt b{ font-family: var(--f-head); font-weight: 800; font-size: 19px; color: var(--navy); letter-spacing: -.02em; display:block; line-height:1.05; }
.logo .lt small{ font-size: 11.5px; color: var(--ink-faint); letter-spacing: .12em; text-transform: uppercase; font-weight: 600; white-space: nowrap; }

.nav{ display: flex; align-items: center; gap: 4px; }
.nav a{
  font-family: var(--f-head); font-weight: 500; font-size: 15px;
  color: var(--ink); padding: 9px 14px; border-radius: 8px;
  transition: color .2s, background .2s; position: relative;
}
.nav a:hover{ color: var(--saffron-d); background: var(--bg-soft); }
.nav a.active{ color: var(--saffron-d); }
.nav a.active::after{ content:""; position:absolute; left:14px; right:14px; bottom:3px; height:2px; background:var(--saffron); border-radius:2px; }

.header .cta-group{ display: flex; align-items: center; gap: 12px; }
.menu-btn{ display: none; width: 44px; height: 44px; border-radius: 10px; border: 1.5px solid var(--line-2); place-items: center; }
.menu-btn svg{ width: 22px; height: 22px; color: var(--navy); }

@media (max-width: 1024px){
  .nav, .header .cta-group .btn{ display: none; }
  .menu-btn{ display: grid; }
}

/* mobile drawer */
.mobile-nav{ position: fixed; inset: 0; z-index: 100; pointer-events: none; }
.mobile-nav .scrim{ position:absolute; inset:0; background:rgba(14,50,87,.5); opacity:0; transition:opacity .3s; }
.mobile-nav .panel{ position:absolute; top:0; right:0; bottom:0; width:min(330px,86vw); background:#fff; transform:translateX(100%); transition:transform .35s cubic-bezier(.2,.7,.2,1); padding:22px; display:flex; flex-direction:column; gap:6px; overflow-y:auto; }
.mobile-nav.open{ pointer-events:auto; }
.mobile-nav.open .scrim{ opacity:1; }
.mobile-nav.open .panel{ transform:none; }
.mobile-nav .panel .mclose{ align-self:flex-end; width:42px; height:42px; border-radius:10px; border:1.5px solid var(--line-2); display:grid; place-items:center; margin-bottom:8px; }
.mobile-nav .panel a{ font-family:var(--f-head); font-weight:600; font-size:17px; color:var(--navy); padding:13px 12px; border-radius:10px; border-bottom:1px solid var(--line); }
.mobile-nav .panel a:hover{ background:var(--bg-soft); }
.mobile-nav .panel .btn{ margin-top:14px; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer{ background: var(--navy); color: #b9cbdd; }
.footer .top{
  display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.4fr; gap: 40px;
  padding: clamp(48px,6vw,80px) var(--pad-x) 48px;
  max-width: var(--maxw); margin: 0 auto;
}
.footer h4{ color: #fff; font-size: 15px; letter-spacing: .1em; text-transform: uppercase; margin-bottom: 20px; font-weight: 700; }
.footer .about p{ margin: 18px 0; font-size: 15px; line-height: 1.7; color: #a9bdd1; }
.footer .flogo{ display:flex; align-items:center; gap:12px; }
.footer .flogo .glyph{ width:44px; height:44px; border-radius:11px; background:linear-gradient(145deg,var(--navy-3),var(--navy-2)); display:grid; place-items:center; border:1px solid rgba(255,255,255,.15); }
.footer .flogo .glyph svg{ width:24px; height:24px; color:#fff; }
.footer .flogo b{ font-family:var(--f-head); font-weight:800; color:#fff; font-size:19px; }
.footer .flogo small{ display:block; color:#8ba3bb; font-size:11px; letter-spacing:.12em; text-transform:uppercase; }
.footer ul{ list-style: none; display: flex; flex-direction: column; gap: 12px; }
.footer ul a{ color: #a9bdd1; font-size: 15px; transition: color .2s, padding .2s; }
.footer ul a:hover{ color: var(--saffron-l); padding-left: 5px; }
.footer .contact-li{ display: flex; gap: 12px; font-size: 15px; line-height: 1.5; color: #a9bdd1; }
.footer .contact-li svg{ width: 18px; height: 18px; color: var(--saffron-l); flex: none; margin-top: 3px; }
.footer .badges{ display:flex; gap:10px; margin-top:18px; flex-wrap:wrap; }
.footer .badge-pill{ display:inline-flex; align-items:center; gap:7px; background:rgba(255,255,255,.07); border:1px solid rgba(255,255,255,.12); padding:7px 12px; border-radius:999px; font-size:12.5px; color:#cfe0f0; font-weight:600; }
.footer .badge-pill svg{ width:14px; height:14px; color:var(--saffron-l); }
.footer .bottom{ border-top: 1px solid rgba(255,255,255,.1); }
.footer .bottom .wrap{ display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 20px var(--pad-x); font-size: 13.5px; flex-wrap: wrap; }
.footer .bottom .tricolor{ display:inline-flex; align-items:center; gap:8px; font-weight:600; color:#cfe0f0; }
.footer .bottom .flag{ width:22px; height:15px; border-radius:2px; overflow:hidden; display:inline-grid; grid-template-rows:1fr 1fr 1fr; box-shadow:0 0 0 1px rgba(255,255,255,.2); }
.footer .bottom .flag i{ display:block; }
.footer .bottom .flag i:nth-child(1){ background:var(--tri-saffron); }
.footer .bottom .flag i:nth-child(2){ background:#fff; }
.footer .bottom .flag i:nth-child(3){ background:var(--tri-green); }
@media (max-width: 900px){
  .footer .top{ grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 560px){
  .footer .top{ grid-template-columns: 1fr; }
}

/* ============================================================
   WHATSAPP FLOAT
   ============================================================ */
.wa-float{
  position: fixed; right: 20px; bottom: 22px; z-index: 80;
  width: 58px; height: 58px; border-radius: 50%;
  background: #25D366; display: grid; place-items: center;
  box-shadow: 0 10px 26px rgba(37,211,102,.45);
  transition: transform .2s;
}
.wa-float:hover{ transform: scale(1.08); }
.wa-float svg{ width: 30px; height: 30px; color: #fff; }
.wa-float::after{ content:""; position:absolute; inset:0; border-radius:50%; box-shadow:0 0 0 0 rgba(37,211,102,.5); animation: ping 2.2s infinite; }

/* ---------- reveal ---------- */
.reveal{ opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in{ opacity: 1; transform: none; }

/* ---------- counters & cards shared ---------- */
.card{
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow-sm); transition: transform .25s, box-shadow .25s, border-color .25s;
}
.card:hover{ transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: #cfe0f0; }

/* ============================================================
   INNER-PAGE SUB-HERO (shared across About/Services/etc.)
   ============================================================ */
.phero{
  position: relative; color:#fff; overflow:hidden;
  background: linear-gradient(120deg, #0b2742 0%, #0e3257 50%, #15436f 100%);
  padding: clamp(44px,6vw,72px) var(--pad-x) clamp(50px,6vw,68px);
}
.phero::before{ content:""; position:absolute; inset:0; background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px); background-size:54px 54px; mask-image:radial-gradient(ellipse 80% 90% at 75% 20%,#000,transparent 72%); }
.phero::after{ content:""; position:absolute; top:-25%; right:-8%; width:520px; height:520px; background:radial-gradient(circle,rgba(245,130,31,.2),transparent 62%); }
.phero .wrap{ position:relative; z-index:2; }
.crumbs{ display:flex; gap:9px; align-items:center; font-size:14px; color:#9fb6cc; margin-bottom:22px; font-family:var(--f-head); }
.crumbs a:hover{ color:#fff; }
.crumbs .sep{ opacity:.5; }
.crumbs .cur{ color:var(--saffron-l); }
.phero h1{ color:#fff; font-size:clamp(34px,5vw,56px); line-height:1.06; }
.phero h1 .hl{ color:var(--saffron-l); }
.phero p{ margin-top:18px; color:#c7d6e6; font-size:clamp(16px,1.4vw,18px); max-width:640px; }
.phero .meta{ margin-top:34px; display:grid; grid-template-columns:repeat(4,auto); gap:40px; }
.phero .meta .m b{ font-family:var(--f-head); font-weight:800; font-size:clamp(24px,3vw,32px); color:#fff; display:block; line-height:1; }
.phero .meta .m b .u{ color:var(--saffron-l); }
.phero .meta .m small{ color:#9fb6cc; font-size:13px; letter-spacing:.04em; }
@media (max-width:680px){ .phero .meta{ grid-template-columns:1fr 1fr; gap:24px; } }