/* =============================================================
   DELMA ENGINEERING LLP — styles.css
   Professional Blue & White Industrial Theme
   ============================================================= */

/* ── CUSTOM PROPERTIES ── */
:root {
  --blue-900: #0a1628;
  --blue-800: #0f2040;
  --blue-700: #153360;
  --blue-600: #1a4080;
  --blue-500: #1e52a0;
  --blue-400: #2563c0;
  --blue-300: #3b82f6;
  --blue-100: #dbeafe;
  --blue-50:  #eff6ff;

  --white:    #ffffff;
  --off-white:#f8fafd;
  --light-bg: #f1f5fb;
  --border:   #e2e8f4;
  --text-dark:#0f1e36;
  --text-mid: #334155;
  --text-muted:#64748b;

  --gold:     #d97706;
  --gold-lt:  #fbbf24;
  --success:  #16a34a;
  --danger:   #dc2626;

  --shadow-sm:  0 1px 4px rgba(15,32,64,0.08);
  --shadow-md:  0 4px 16px rgba(15,32,64,0.12);
  --shadow-lg:  0 12px 40px rgba(15,32,64,0.18);
  --shadow-xl:  0 24px 64px rgba(15,32,64,0.22);

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 14px;

  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --font-main: 'Poppins', sans-serif;
  --font-condensed: 'Barlow Condensed', sans-serif;
}

/* ── RESET & BASE ── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-main);
  color: var(--text-dark);
  background: var(--white);
  line-height: 1.65;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-family: inherit; }

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--blue-900); }
::-webkit-scrollbar-thumb { background: var(--blue-400); border-radius: 3px; }

/* ── CONTAINER ── */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 5%;
}

/* ── PRELOADER ── */
#preloader {
  position: fixed; inset: 0; z-index: 9999;
  background: var(--blue-900);
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}
#preloader.hidden { opacity: 0; visibility: hidden; }
.pre-inner { text-align: center; }
.pre-logo {
  width: 70px; height: 70px;
  background: linear-gradient(135deg, var(--blue-400), var(--blue-600));
  clip-path: polygon(50% 0%,100% 25%,100% 75%,50% 100%,0% 75%,0% 25%);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-condensed);
  font-size: 26px; font-weight: 700; color: #fff;
  margin: 0 auto 20px;
  animation: preLogoSpin 1.8s linear infinite;
}
@keyframes preLogoSpin { to { transform: rotate(360deg); } }
.pre-bar {
  width: 180px; height: 3px;
  background: rgba(255,255,255,0.15);
  border-radius: 2px;
  margin: 0 auto 12px;
  overflow: hidden;
}
.pre-fill {
  height: 100%; width: 0;
  background: linear-gradient(90deg, var(--blue-300), var(--gold-lt));
  border-radius: 2px;
  animation: preLoad 1.8s ease forwards;
}
@keyframes preLoad { to { width: 100%; } }
.pre-text { color: rgba(255,255,255,0.5); font-size: 12px; letter-spacing: 2px; text-transform: uppercase; }

/* ── WHATSAPP FLOAT ── */
.whatsapp-float {
  position: fixed;
  bottom: 28px; right: 28px;
  width: 56px; height: 56px;
  background: #25D366;
  color: white;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 26px;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  z-index: 888;
  transition: var(--transition);
}
.whatsapp-float:hover { transform: scale(1.1); box-shadow: 0 6px 28px rgba(37,211,102,0.55); }
.wa-tooltip {
  position: absolute;
  right: 66px;
  background: var(--text-dark);
  color: #fff;
  font-size: 12px;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  opacity: 0; pointer-events: none;
  transition: opacity 0.2s;
}
.wa-tooltip::after {
  content: '';
  position: absolute; right: -6px; top: 50%;
  transform: translateY(-50%);
  border: 6px solid transparent;
  border-right: none;
  border-left-color: var(--text-dark);
}
.whatsapp-float:hover .wa-tooltip { opacity: 1; }

/* ── TOPBAR ── */
.topbar {
  background: var(--blue-900);
  padding: 8px 0;
  border-bottom: 1px solid rgba(59,130,246,0.2);
  transition: var(--transition);
}
.topbar.hidden { display: none; }
.topbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}
.topbar-left, .topbar-right {
  display: flex; gap: 20px; flex-wrap: wrap;
}
.topbar-left span, .topbar-right span,
.topbar-left a, .topbar-right a {
  font-size: 12px;
  color: rgba(255,255,255,0.65);
  display: flex; align-items: center; gap: 6px;
  font-weight: 400;
}
.topbar-left a:hover, .topbar-right a:hover { color: var(--gold-lt); }
.topbar-left i, .topbar-right i { color: var(--gold-lt); font-size: 11px; }
.topbar-right span { font-weight: 500; color: rgba(255,255,255,0.8); }

/* ── NAVBAR ── */
.navbar {
  position: sticky; top: 0; z-index: 999;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.navbar.scrolled {
  box-shadow: var(--shadow-md);
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

/* Brand */
.nav-brand {
  display: flex; align-items: center; gap: 12px;
  text-decoration: none; flex-shrink: 0;
}
.brand-emblem {
  width: 46px; height: 46px;
  background: linear-gradient(135deg, var(--blue-500), var(--blue-700));
  clip-path: polygon(50% 0%,100% 25%,100% 75%,50% 100%,0% 75%,0% 25%);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-condensed);
  font-size: 17px; font-weight: 700; color: #fff; letter-spacing: 0;
}
.brand-emblem.small { width: 38px; height: 38px; font-size: 14px; }
.brand-name {
  display: block;
  font-family: var(--font-condensed);
  font-size: 17px; font-weight: 400;
  letter-spacing: 2.5px; text-transform: uppercase;
  color: var(--blue-900); line-height: 1;
}
.brand-name strong { font-weight: 700; color: var(--blue-500); }
.brand-sub {
  display: block;
  font-size: 10px; letter-spacing: 1.5px;
  color: var(--text-muted); text-transform: uppercase;
  margin-top: 3px;
}

/* Nav links */
.nav-links {
  display: flex; align-items: center; gap: 4px;
}
.nav-links a {
  font-size: 13px; font-weight: 500;
  color: var(--text-mid);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  white-space: nowrap;
}
.nav-links a:hover, .nav-links a.active { color: var(--blue-500); background: var(--blue-50); }
.nav-btn {
  background: linear-gradient(135deg, var(--blue-500), var(--blue-700)) !important;
  color: white !important;
  padding: 9px 20px !important;
  border-radius: var(--radius-sm) !important;
  font-weight: 600 !important;
  display: flex; align-items: center; gap: 7px;
}
.nav-btn:hover { filter: brightness(1.1); transform: translateY(-1px); box-shadow: 0 4px 14px rgba(30,82,160,0.35); }

/* Hamburger */
.hamburger {
  display: none; flex-direction: column;
  gap: 5px; padding: 4px;
}
.hamburger span {
  display: block; width: 24px; height: 2px;
  background: var(--blue-700); border-radius: 2px;
  transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ── BUTTONS ── */
.btn-primary {
  display: inline-flex; align-items: center; gap: 9px;
  background: linear-gradient(135deg, var(--blue-500), var(--blue-700));
  color: white;
  padding: 13px 30px;
  border-radius: var(--radius-sm);
  font-size: 14px; font-weight: 600;
  letter-spacing: 0.5px;
  box-shadow: 0 4px 16px rgba(30,82,160,0.3);
  transition: var(--transition);
  cursor: pointer; border: none;
}
.btn-primary:hover {
  filter: brightness(1.08); transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(30,82,160,0.4);
}
.btn-outline {
  display: inline-flex; align-items: center; gap: 9px;
  border: 2px solid rgba(255,255,255,0.45);
  color: white;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-size: 14px; font-weight: 500;
  transition: var(--transition);
}
.btn-outline:hover { background: rgba(255,255,255,0.1); border-color: white; }

/* ── SECTION GLOBALS ── */
.section { padding: 88px 0; }
.bg-light { background: var(--light-bg); }
.section-tag {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 600;
  letter-spacing: 2.5px; text-transform: uppercase;
  color: var(--blue-500);
  margin-bottom: 12px;
}
.section-tag i { font-size: 11px; }
.section-tag.center { display: flex; justify-content: center; }
.section-title {
  font-family: var(--font-condensed);
  font-size: clamp(30px, 4vw, 46px);
  font-weight: 700; line-height: 1.08;
  letter-spacing: 0.5px;
  color: var(--blue-900);
  margin-bottom: 16px;
}
.section-title.center { text-align: center; }
.section-desc {
  font-size: 15px; color: var(--text-muted);
  max-width: 620px; line-height: 1.75;
  font-weight: 300;
}
.section-desc.center { margin: 0 auto; text-align: center; }
.section-body { font-size: 15px; color: var(--text-mid); line-height: 1.8; font-weight: 300; }
.section-header { margin-bottom: 52px; }

/* ── HERO ── */
.hero {
  min-height: 100vh;
  position: relative;
  display: flex; align-items: center;
  overflow: hidden;
  padding-top: 0;
}
.hero-bg {
  position: absolute; inset: 0;
  background:
    linear-gradient(to right, rgba(10,22,40,0.95) 40%, rgba(10,22,40,0.55) 100%),
    url('https://images.unsplash.com/photo-1563296620-57fe03103e5b?auto=format&fit=crop&w=1800&q=80') center/cover no-repeat;
}
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(160deg, rgba(10,22,40,0.9) 0%, rgba(15,32,64,0.7) 100%);
}
.hero-grid-lines {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(59,130,246,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59,130,246,0.06) 1px, transparent 1px);
  background-size: 56px 56px;
}
.hero-content {
  position: relative; z-index: 2;
  padding-top: 60px; padding-bottom: 100px;
  max-width: 820px;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(59,130,246,0.15);
  border: 1px solid rgba(59,130,246,0.4);
  color: #93c5fd;
  font-size: 12px; font-weight: 500;
  letter-spacing: 1.5px;
  padding: 7px 18px;
  border-radius: 40px;
  margin-bottom: 26px;
  animation: fadeUp 0.7s ease both;
}
.hero-badge i { color: var(--gold-lt); font-size: 11px; }
.hero-title {
  font-family: var(--font-condensed);
  font-size: clamp(46px, 7vw, 88px);
  font-weight: 700;
  line-height: 0.95;
  color: white;
  letter-spacing: 1px;
  margin-bottom: 22px;
  animation: fadeUp 0.7s ease 0.1s both;
}
.hero-title span {
  color: var(--gold-lt);
}
.hero-sub {
  font-family: var(--font-condensed);
  font-size: clamp(14px, 2vw, 18px);
  font-weight: 400;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
  margin-bottom: 18px;
  animation: fadeUp 0.7s ease 0.15s both;
}
.hero p.hero-sub + p { display: none; }
/* hero desc via separate p tag */
.hero .hero-content > p {
  font-size: 16px; color: rgba(255,255,255,0.68);
  max-width: 580px; line-height: 1.8;
  margin-bottom: 36px; font-weight: 300;
  animation: fadeUp 0.7s ease 0.22s both;
}
.hero-ctas {
  display: flex; gap: 14px; flex-wrap: wrap;
  animation: fadeUp 0.7s ease 0.3s both;
  margin-bottom: 56px;
}
.hero-trust {
  display: flex; align-items: center; gap: 0;
  flex-wrap: wrap;
  animation: fadeUp 0.7s ease 0.4s both;
}
.trust-item {
  padding: 0 28px 0 0;
  display: flex; flex-direction: column; gap: 2px;
}
.trust-item:first-child { padding-left: 0; }
.trust-item span.trust-num, .trust-item > span:not(small) {
  font-family: var(--font-condensed);
  font-size: 34px; font-weight: 700;
  color: var(--gold-lt); line-height: 1;
  display: inline;
}
.trust-item small {
  display: block; font-size: 11px; letter-spacing: 1.5px;
  text-transform: uppercase; color: rgba(255,255,255,0.5);
  margin-top: 2px;
}
.trust-div { width: 1px; height: 40px; background: rgba(255,255,255,0.15); margin: 0 24px; }
.hero-scroll-hint {
  position: absolute; bottom: 30px; left: 50%; transform: translateX(-50%);
  z-index: 2; text-align: center; color: rgba(255,255,255,0.4);
  font-size: 11px; letter-spacing: 2px; text-transform: uppercase;
  animation: bounce 2s infinite;
}
.hero-scroll-hint i { display: block; margin-top: 6px; font-size: 14px; }
@keyframes bounce {
  0%,100%{transform:translateX(-50%) translateY(0);}
  50%{transform:translateX(-50%) translateY(6px);}
}
@keyframes fadeUp {
  from{opacity:0; transform:translateY(28px);}
  to{opacity:1; transform:translateY(0);}
}

/* ── TICKER ── */
.ticker-wrap {
  background: var(--blue-700);
  overflow: hidden; padding: 11px 0;
  border-top: 1px solid rgba(255,255,255,0.08);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.ticker-track {
  display: inline-flex; align-items: center; gap: 0;
  white-space: nowrap;
  animation: tickerScroll 32s linear infinite;
}
.ticker-track span {
  font-family: var(--font-condensed);
  font-size: 12px; font-weight: 600;
  letter-spacing: 2.5px; text-transform: uppercase;
  color: rgba(255,255,255,0.85);
  padding: 0 24px;
}
.ticker-track i {
  color: var(--gold-lt); font-size: 10px; flex-shrink: 0;
  animation: cogSpin 4s linear infinite;
}
@keyframes cogSpin { to { transform: rotate(360deg); } }
@keyframes tickerScroll { from{transform:translateX(0)} to{transform:translateX(-50%)} }

/* ── ABOUT ── */
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 72px; align-items: center;
}
.about-img-wrap { position: relative; }
.about-img-wrap img {
  width: 100%; aspect-ratio: 4/3; object-fit: cover;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
}
.about-badge {
  position: absolute; bottom: -22px; right: -20px;
  background: linear-gradient(135deg, var(--blue-500), var(--blue-700));
  color: white;
  display: flex; align-items: center; gap: 12px;
  padding: 16px 22px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
}
.about-badge i { font-size: 28px; color: var(--gold-lt); }
.about-badge strong { display: block; font-size: 14px; font-weight: 600; }
.about-badge small { display: block; font-size: 11px; opacity: 0.75; margin-top: 2px; }
.about-stats-row {
  display: flex; gap: 0;
  margin-top: 40px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.as-item {
  flex: 1; text-align: center;
  padding: 18px 12px;
  border-right: 1px solid var(--border);
  background: var(--white);
}
.as-item:last-child { border-right: none; }
.as-num {
  display: block; font-family: var(--font-condensed);
  font-size: 30px; font-weight: 700;
  color: var(--blue-500); line-height: 1;
}
.as-label {
  display: block; font-size: 11px;
  color: var(--text-muted); letter-spacing: 1px;
  text-transform: uppercase; margin-top: 4px;
}
.about-features { display: flex; flex-direction: column; gap: 16px; margin-top: 28px; }
.af-item {
  display: flex; gap: 14px; align-items: flex-start;
  padding: 16px; border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--off-white);
  transition: var(--transition);
}
.af-item:hover { border-color: var(--blue-300); box-shadow: var(--shadow-sm); }
.af-icon {
  width: 40px; height: 40px; flex-shrink: 0;
  background: linear-gradient(135deg, var(--blue-500), var(--blue-700));
  color: white;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-sm); font-size: 17px;
}
.af-item h4 {
  font-size: 14px; font-weight: 600; color: var(--blue-900);
  margin-bottom: 4px;
}
.af-item p { font-size: 13px; color: var(--text-muted); line-height: 1.55; }
.about-certs { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.cert-tag {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 11px; font-weight: 600; letter-spacing: 1.5px;
  text-transform: uppercase;
  background: var(--blue-50);
  color: var(--blue-600);
  border: 1px solid var(--blue-100);
  padding: 6px 14px; border-radius: 40px;
}
.cert-tag i { color: var(--gold); }

/* ── PRODUCTS ── */
.products-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.product-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px 26px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative; overflow: hidden;
}
.product-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--blue-400), var(--blue-600));
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.3s ease;
}
.product-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: var(--blue-100); }
.product-card:hover::before { transform: scaleX(1); }
.pc-icon {
  width: 52px; height: 52px;
  background: linear-gradient(135deg, var(--blue-50), var(--blue-100));
  color: var(--blue-500);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; margin-bottom: 20px;
}
.product-card h3 {
  font-family: var(--font-condensed);
  font-size: 20px; font-weight: 700;
  color: var(--blue-900);
  letter-spacing: 0.5px; margin-bottom: 10px;
}
.product-card > p {
  font-size: 13px; color: var(--text-muted);
  line-height: 1.7; margin-bottom: 18px;
}
.pc-specs { display: flex; flex-direction: column; gap: 7px; margin-bottom: 20px; }
.pc-specs li {
  display: flex; align-items: center; gap: 8px;
  font-size: 13px; color: var(--text-mid);
}
.pc-specs li i { color: var(--blue-500); font-size: 10px; flex-shrink: 0; }
.pc-link {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 13px; font-weight: 600;
  color: var(--blue-500);
  transition: var(--transition);
}
.pc-link:hover { gap: 12px; color: var(--blue-700); }

/* ── SERVICES ── */
.services-section { background: var(--blue-900); }
.services-section .section-tag { color: var(--gold-lt); }
.services-section .section-title { color: white; }
.services-section .section-desc { color: rgba(255,255,255,0.55); }
.services-tabs { margin-top: 48px; }
.stab-btns {
  display: flex; flex-wrap: wrap;
  gap: 4px; margin-bottom: 28px;
  background: rgba(255,255,255,0.05);
  padding: 6px;
  border-radius: var(--radius-md);
}
.stab-btn {
  flex: 1; min-width: 170px;
  display: flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 16px;
  font-size: 13px; font-weight: 500;
  color: rgba(255,255,255,0.55);
  border-radius: var(--radius-sm);
  transition: var(--transition);
  white-space: nowrap;
}
.stab-btn i { font-size: 13px; }
.stab-btn:hover { color: white; background: rgba(255,255,255,0.07); }
.stab-btn.active {
  background: linear-gradient(135deg, var(--blue-500), var(--blue-600));
  color: white;
  box-shadow: 0 4px 14px rgba(30,82,160,0.4);
}
.stab-content { display: none; }
.stab-content.active { display: block; animation: fadeIn 0.3s ease; }
@keyframes fadeIn { from{opacity:0; transform:translateY(10px)} to{opacity:1; transform:none} }
.stab-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
.stab-item {
  display: flex; align-items: flex-start; gap: 12px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.stab-item:hover { background: rgba(59,130,246,0.1); border-color: rgba(59,130,246,0.3); }
.stab-item i { color: var(--gold-lt); margin-top: 2px; font-size: 13px; flex-shrink: 0; }
.stab-item span { font-size: 14px; color: rgba(255,255,255,0.78); line-height: 1.5; }

/* ── INDUSTRIES ── */
.industries-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.ind-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 28px 22px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: var(--transition);
  cursor: default;
}
.ind-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: var(--blue-200); }
.ind-icon {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, var(--blue-50), var(--blue-100));
  color: var(--blue-500);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; margin: 0 auto 16px;
  transition: var(--transition);
}
.ind-card:hover .ind-icon {
  background: linear-gradient(135deg, var(--blue-500), var(--blue-700));
  color: white;
  transform: scale(1.1);
}
.ind-card h4 {
  font-family: var(--font-condensed);
  font-size: 16px; font-weight: 700;
  color: var(--blue-900); letter-spacing: 0.5px;
  margin-bottom: 8px;
}
.ind-card p { font-size: 13px; color: var(--text-muted); line-height: 1.6; }

/* ── WHY US ── */
.why-section { background: var(--blue-50); }
.why-grid { display: grid; grid-template-columns: 1fr 1.6fr; gap: 72px; align-items: start; }
.why-left .section-body { margin-top: 14px; }
.why-right { display: flex; flex-direction: column; gap: 0; }
.why-item {
  display: flex; gap: 18px; align-items: flex-start;
  padding: 22px 0;
  border-bottom: 1px solid var(--border);
}
.why-item:last-child { border-bottom: none; }
.wi-icon {
  width: 46px; height: 46px; flex-shrink: 0;
  background: linear-gradient(135deg, var(--blue-500), var(--blue-700));
  color: white;
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; margin-top: 2px;
  box-shadow: 0 4px 12px rgba(30,82,160,0.25);
}
.why-item h4 {
  font-size: 15px; font-weight: 600; color: var(--blue-900);
  margin-bottom: 5px;
}
.why-item p { font-size: 13px; color: var(--text-muted); line-height: 1.65; }

/* ── PROJECTS ── */
.projects-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.proj-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.proj-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.proj-img {
  width: 100%; aspect-ratio: 16/10;
  background-size: cover; background-position: center;
  position: relative;
  filter: brightness(0.88) saturate(0.75);
  transition: filter 0.35s ease;
}
.proj-card:hover .proj-img { filter: brightness(0.95) saturate(0.9); }
.proj-cat {
  position: absolute; top: 14px; left: 14px;
  background: linear-gradient(135deg, var(--blue-500), var(--blue-700));
  color: white;
  font-family: var(--font-condensed);
  font-size: 11px; font-weight: 600;
  letter-spacing: 2px; text-transform: uppercase;
  padding: 5px 12px; border-radius: var(--radius-sm);
}
.proj-body { padding: 22px 20px; }
.proj-body h3 {
  font-family: var(--font-condensed);
  font-size: 18px; font-weight: 700;
  color: var(--blue-900); letter-spacing: 0.3px;
  margin-bottom: 8px; line-height: 1.25;
}
.proj-body p { font-size: 13px; color: var(--text-muted); line-height: 1.65; margin-bottom: 14px; }
.proj-tags { display: flex; flex-wrap: wrap; gap: 7px; }
.proj-tags span {
  font-size: 11px; font-weight: 500;
  padding: 4px 10px; border-radius: 40px;
  background: var(--blue-50);
  color: var(--blue-600);
  border: 1px solid var(--blue-100);
}

/* ── CERTIFICATIONS ── */
.certs-section {
  background: var(--blue-800);
  padding: 44px 0;
  border-top: 1px solid rgba(59,130,246,0.2);
  border-bottom: 1px solid rgba(59,130,246,0.2);
}
.certs-label {
  text-align: center;
  font-family: var(--font-condensed);
  font-size: 11px; font-weight: 600;
  letter-spacing: 3px; text-transform: uppercase;
  color: rgba(255,255,255,0.35);
  margin-bottom: 28px;
}
.certs-row {
  display: flex; justify-content: center; align-items: stretch;
  flex-wrap: wrap; gap: 16px;
}
.cert-item {
  display: flex; flex-direction: column; align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  padding: 20px 28px;
  border-radius: var(--radius-md);
  text-align: center;
  transition: var(--transition);
  cursor: default;
  min-width: 130px;
}
.cert-item:hover { background: rgba(59,130,246,0.12); border-color: rgba(59,130,246,0.4); transform: translateY(-3px); }
.cert-icon { font-size: 22px; color: var(--gold-lt); }
.cert-code {
  font-family: var(--font-condensed);
  font-size: 20px; font-weight: 700; letter-spacing: 2px;
  color: white; display: block;
}
.cert-name {
  font-size: 11px; letter-spacing: 0.5px;
  color: rgba(255,255,255,0.45); display: block;
  text-align: center;
}

/* ── CONTACT ── */
.contact-section { background: var(--white); }
.contact-grid {
  display: grid; grid-template-columns: 1fr 1.5fr;
  gap: 72px; align-items: start;
}
.contact-details { display: flex; flex-direction: column; gap: 20px; margin-top: 28px; }
.cd-row { display: flex; gap: 16px; align-items: flex-start; }
.cd-ico {
  width: 44px; height: 44px; flex-shrink: 0;
  background: var(--blue-50);
  color: var(--blue-500);
  border: 1px solid var(--blue-100);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 17px;
}
.cd-row strong { display: block; font-size: 14px; font-weight: 600; color: var(--blue-900); margin-bottom: 4px; }
.cd-row p { font-size: 14px; color: var(--text-muted); line-height: 1.55; }
.cd-row a { color: var(--blue-500); font-size: 14px; }
.cd-row a:hover { color: var(--blue-700); text-decoration: underline; }
.map-placeholder {
  margin-top: 28px;
  border: 2px dashed var(--border);
  border-radius: var(--radius-md);
  padding: 32px;
  text-align: center;
  background: var(--off-white);
  cursor: pointer;
  transition: var(--transition);
}
.map-placeholder:hover { border-color: var(--blue-300); background: var(--blue-50); }
.map-placeholder i { font-size: 32px; color: var(--blue-300); margin-bottom: 10px; }
.map-placeholder p { font-weight: 600; color: var(--text-mid); font-size: 14px; }
.map-placeholder small { color: var(--text-muted); font-size: 12px; }

/* Form */
.form-card {
  background: var(--off-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-md);
}
.form-card h3 {
  font-family: var(--font-condensed);
  font-size: 22px; font-weight: 700;
  color: var(--blue-900);
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 28px; letter-spacing: 0.5px;
}
.form-card h3 i { color: var(--blue-500); }
.form-row { margin-bottom: 16px; }
.form-row.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 16px; }
.form-field { display: flex; flex-direction: column; gap: 6px; }
.form-field label {
  font-size: 12px; font-weight: 600;
  letter-spacing: 1px; text-transform: uppercase;
  color: var(--text-muted);
}
.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--white);
  font-size: 14px; color: var(--text-dark);
  outline: none;
  transition: var(--transition);
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--blue-400);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.12);
}
.form-field input.error,
.form-field select.error,
.form-field textarea.error {
  border-color: var(--danger);
  box-shadow: 0 0 0 3px rgba(220,38,38,0.1);
}
.field-error {
  font-size: 12px; color: var(--danger);
  display: none;
}
.field-error.show { display: block; }
.form-submit { width: 100%; justify-content: center; margin-top: 6px; font-size: 15px; padding: 15px; }
.form-success {
  display: none;
  text-align: center;
  padding: 40px 20px;
}
.form-success i { font-size: 50px; color: var(--success); margin-bottom: 16px; }
.form-success h4 { font-size: 20px; color: var(--blue-900); margin-bottom: 8px; }
.form-success p { font-size: 14px; color: var(--text-muted); }

/* ── FOOTER ── */
.footer { background: var(--blue-900); }
.footer-top { padding: 64px 0 48px; }
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1.3fr;
  gap: 48px;
}
.footer-brand .foot-logo {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 16px;
}
.footer-brand p {
  font-size: 13px; color: rgba(255,255,255,0.45);
  line-height: 1.75; max-width: 290px; font-weight: 300;
  margin-bottom: 20px;
}
.foot-social { display: flex; gap: 10px; }
.foot-social a {
  width: 36px; height: 36px;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.6);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; transition: var(--transition);
}
.foot-social a:hover { background: var(--blue-500); border-color: var(--blue-400); color: white; }
.foot-col h4 {
  font-family: var(--font-condensed);
  font-size: 12px; font-weight: 700;
  letter-spacing: 3px; text-transform: uppercase;
  color: var(--gold-lt); margin-bottom: 18px;
}
.foot-col li { margin-bottom: 9px; }
.foot-col a {
  font-size: 13px; color: rgba(255,255,255,0.5);
  transition: var(--transition);
}
.foot-col a:hover { color: rgba(255,255,255,0.9); padding-left: 4px; }
.foot-contact li {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 13px; color: rgba(255,255,255,0.5);
  margin-bottom: 12px; line-height: 1.5;
}
.foot-contact i { color: var(--gold-lt); font-size: 12px; margin-top: 2px; flex-shrink: 0; }
.foot-contact a { color: rgba(255,255,255,0.5); }
.foot-contact a:hover { color: var(--gold-lt); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.07);
  padding: 20px 0;
}
.footer-btm-inner {
  display: flex; justify-content: space-between;
  align-items: center; flex-wrap: wrap; gap: 12px;
}
.footer-btm-inner > p { font-size: 12px; color: rgba(255,255,255,0.3); }
.foot-certs { display: flex; gap: 14px; }
.foot-certs span {
  font-size: 11px; font-weight: 600;
  letter-spacing: 1px;
  color: rgba(255,255,255,0.35);
  display: flex; align-items: center; gap: 5px;
}
.foot-certs i { color: var(--gold-lt); }

/* ── MODAL ── */
.modal-overlay {
  position: fixed; inset: 0; z-index: 2000;
  background: rgba(10,22,40,0.75);
  backdrop-filter: blur(6px);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  padding: 20px;
}
.modal-overlay.open { opacity: 1; visibility: visible; }
.modal-box {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px;
  width: 100%; max-width: 500px;
  position: relative;
  box-shadow: var(--shadow-xl);
  transform: translateY(20px);
  transition: transform 0.3s ease;
}
.modal-overlay.open .modal-box { transform: translateY(0); }
.modal-close {
  position: absolute; top: 16px; right: 16px;
  width: 34px; height: 34px;
  background: var(--light-bg); border-radius: 50%;
  color: var(--text-muted); font-size: 14px;
  display: flex; align-items: center; justify-content: center;
  transition: var(--transition);
}
.modal-close:hover { background: var(--border); color: var(--text-dark); }
.modal-header {
  text-align: center; margin-bottom: 28px;
}
.modal-header i { font-size: 36px; color: var(--blue-500); margin-bottom: 12px; display: block; }
.modal-header h3 { font-family: var(--font-condensed); font-size: 24px; font-weight: 700; color: var(--blue-900); letter-spacing: 0.5px; }
.modal-header p { font-size: 13px; color: var(--text-muted); margin-top: 6px; }
.modal-form { display: flex; flex-direction: column; gap: 13px; }
.modal-form input,
.modal-form select,
.modal-form textarea {
  width: 100%; padding: 12px 14px;
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  font-family: inherit; font-size: 14px; color: var(--text-dark);
  outline: none; transition: var(--transition);
}
.modal-form input:focus,
.modal-form select:focus,
.modal-form textarea:focus {
  border-color: var(--blue-400);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.12);
}
.modal-form .btn-primary { justify-content: center; padding: 14px; font-size: 14px; }

/* ── REVEAL ANIMATIONS ── */
.reveal {
  opacity: 0; transform: translateY(32px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ── RESPONSIVE ── */

/* Tablet */
@media (max-width: 1024px) {
  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .about-img-wrap { max-width: 540px; }
  .about-badge { right: 0; }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .industries-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: 1fr; gap: 40px; }
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .stab-grid { grid-template-columns: 1fr; }
}

/* Mobile large */
@media (max-width: 768px) {
  .topbar { display: none; }
  .hamburger { display: flex; }
  .nav-links {
    display: none;
    position: fixed; inset: 0; top: 72px;
    background: rgba(255,255,255,0.98);
    flex-direction: column;
    align-items: center; justify-content: flex-start;
    padding: 32px 24px;
    gap: 4px; z-index: 998;
    overflow-y: auto;
  }
  .nav-links.open { display: flex; }
  .nav-links a { width: 100%; text-align: center; font-size: 16px; padding: 14px; }
  .nav-btn { width: 100%; justify-content: center; }

  .hero-title { font-size: clamp(38px, 10vw, 60px); }
  .hero-ctas { flex-direction: column; }
  .btn-outline, .btn-primary { width: 100%; justify-content: center; }
  .trust-div { display: none; }
  .trust-item { padding: 0 16px; }

  .products-grid { grid-template-columns: 1fr; }
  .industries-grid { grid-template-columns: repeat(2, 1fr); }
  .projects-grid { grid-template-columns: 1fr; }

  .stab-btns { flex-direction: column; }
  .stab-btn { width: 100%; }
  .form-row.two-col { grid-template-columns: 1fr; }

  .certs-row { gap: 10px; }
  .cert-item { padding: 14px 18px; min-width: 110px; }

  .footer-grid { grid-template-columns: 1fr; }
  .footer-btm-inner { flex-direction: column; text-align: center; }
  .foot-certs { justify-content: center; }

  .modal-box { padding: 28px 22px; }
}

/* Mobile small */
@media (max-width: 480px) {
  .section { padding: 64px 0; }
  .industries-grid { grid-template-columns: 1fr; }
  .hero-trust { justify-content: center; }
  .trust-item { flex: 1; min-width: 120px; text-align: center; }
  .about-stats-row { flex-direction: column; }
  .as-item { border-right: none; border-bottom: 1px solid var(--border); }
  .as-item:last-child { border-bottom: none; }
  .form-card { padding: 24px 18px; }
}