/* ==========================================================================
   L.B. ORTHO SURGICAL - MAIN MERGED MASTER STYLESHEET
   ========================================================================== */

/* 1. ROOT VARIABLES HARMONIZATION */
:root {
  /* Color Palette - Main Site */
  --navy-900: #071c36;
  --navy-800: #0d3560;
  --navy-700: #134a8c;
  --navy-600: #1c5db0;
  --steel-100: #eef2f7;
  --steel-200: #dbe3ee;
  --white: #ffffff;
  --ink: #101826;
  --muted: #5c6b80;
  --red: #c0392b;
  --whatsapp: #25D366;
  --shadow: 0 20px 45px -20px rgba(7, 28, 54, 0.35);
  --radius: 14px;

  /* Color Palette - About & Contact Pages */
  --primary-navy: #0a1128;
  --accent-blue: #0066ff;
  --accent-cyan: #00d2ff;
  --text-dark: #1e293b;
  --text-muted: #64748b;
  --bg-slate: #f8fafc;
  --border-color: #e2e8f0;
}

/* 2. BASE & RESET STYLES */
* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--white);
  color: var(--text-dark);
  font-family: 'Inter', sans-serif;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5 {
  font-family: 'Space Grotesk', sans-serif;
  margin: 0;
  letter-spacing: -0.01em;
}

p {
  margin: 0;
}

img {
  max-width: 100%;
  display: block;
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

/* 3. COMMON UTILITIES & COMPONENTS */
.wrap {
  max-width: 1220px;
  margin: 0 auto;
  padding: 0 24px;
}

.sec-padding {
  padding: 80px 0;
}

.bg-white { background-color: #ffffff; }
.bg-slate { background-color: var(--bg-slate); }

.eyebrow {
  text-transform: uppercase;
  font-size: 12.5px;
  letter-spacing: .14em;
  font-weight: 700;
  color: var(--navy-700);
}

.section-tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1.2px;
  color: var(--accent-blue);
  text-transform: uppercase;
  margin-bottom: 8px;
}

.section-title {
  max-width: 650px;
  margin: 0 auto 50px auto;
}

.section-title.text-center { text-align: center; }

.section-title h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(28px, 3vw, 38px);
  font-weight: 700;
  color: var(--primary-navy);
  line-height: 1.25;
}

.section-title p {
  color: var(--text-muted);
  font-size: 16px;
  margin-top: 10px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 14.5px;
  cursor: pointer;
  border: 1.5px solid transparent;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease;
  white-space: nowrap;
}

.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--white); color: var(--navy-900); }
.btn-primary:hover { box-shadow: 0 12px 28px -8px rgba(255, 255, 255, .35); }
.btn-whatsapp { background: var(--whatsapp); color: #fff; }
.btn-whatsapp:hover { box-shadow: 0 12px 26px -8px rgba(37, 211, 102, .55); }
.btn-navy { background: var(--navy-800); color: #fff; }
.btn-navy:hover { box-shadow: 0 12px 26px -8px rgba(13, 53, 96, .45); }
.btn-outline { border-color: rgba(255, 255, 255, .5); color: #fff; }
.btn-outline:hover { background: rgba(255, 255, 255, .1); }

.btn-glow {
  background: var(--accent-blue);
  color: #ffffff;
  padding: 14px 28px;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 4px 20px rgba(0, 102, 255, 0.4);
  transition: all 0.3s ease;
}

.btn-glow:hover {
  background: #0052cc;
  transform: translateY(-2px);
}

.btn-glow.full-width {
  width: 100%;
  text-align: center;
  padding: 16px;
  font-size: 16px;
  cursor: pointer;
  border: none;
}

.btn-outline-light {
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #ffffff;
  padding: 14px 28px;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.1);
}

/* 4. TOPBAR & HEADER */
.topbar { background: var(--navy-900); color: #cfe0f2; font-size: 13px; }
.topbar .wrap { display: flex; align-items: center; justify-content: space-between; height: 40px; }
.topbar .left { display: flex; gap: 22px; align-items: center; }
.topbar a { display: flex; align-items: center; gap: 7px; color: #cfe0f2; transition: color .15s; }
.topbar a:hover { color: #fff; }
.topbar .socials { display: flex; gap: 14px; align-items: center; }
.topbar .socials a { width: 26px; height: 26px; border-radius: 50%; background: rgba(255, 255, 255, .08); display: flex; align-items: center; justify-content: center; }
.topbar .socials a:hover { background: rgba(255, 255, 255, .18); }
.topbar svg { width: 14px; height: 14px; }

header.site {
  position: sticky; top: 0; z-index: 50;
  background: #fff;
  border-bottom: 1px solid var(--steel-200);
}
.site .wrap { display: flex; align-items: center; justify-content: space-between; height: 84px; gap: 20px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand img { height: 50px; width: auto; }
.brand .name { line-height: 1.1; }
.brand .name b { display: block; font-family: 'Space Grotesk'; font-size: 19px; color: var(--navy-900); letter-spacing: .01em; }
.brand .name span { display: block; font-size: 11px; letter-spacing: .16em; color: var(--muted); font-weight: 600; margin-top: 2px; }
nav.main { display: flex; gap: 30px; align-items: center; }
nav.main a { font-size: 14.5px; font-weight: 600; color: var(--ink); position: relative; padding: 14px 13px; }
nav.main a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: var(--navy-700); transform: scaleX(0); transition: transform .2s; transform-origin: left; }
nav.main a:hover::after { transform: scaleX(1); }
.head-cta { display: flex; align-items: center; gap: 12px; }
.icon-call {
  width: 44px; height: 44px; border-radius: 50%; background: var(--steel-100);
  display: flex; align-items: center; justify-content: center; color: var(--navy-800);
  border: 1px solid var(--steel-200);
}
.icon-call svg { width: 19px; height: 19px; }
.burger { display: none; background: none; border: 0; cursor: pointer; padding: 8px; }
.burger span { display: block; width: 24px; height: 2px; background: var(--navy-900); margin: 5px 0; }

/* 5. MAIN HERO SECTION */
.hero {
  background: radial-gradient(1100px 620px at 82% 8%, #123b6c 0%, var(--navy-900) 55%), var(--navy-900);
  color: #fff;
  position: relative;
  overflow: hidden;
  padding: 76px 0 90px;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .045) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: linear-gradient(to bottom, black, transparent 75%);
  pointer-events: none;
}
.hero .wrap {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center;
}
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .18);
  color: #bcd3ef;
  padding: 7px 16px; border-radius: 999px;
  font-size: 12px; letter-spacing: .12em; font-weight: 700; text-transform: uppercase;
  margin-bottom: 22px;
}
.hero-eyebrow span.dot { width: 6px; height: 6px; border-radius: 50%; background: var(--whatsapp); display: inline-block; }
.hero h1 {
  font-size: clamp(32px, 3.6vw, 50px);
  line-height: 1.08;
  font-weight: 700;
  color: #fff;
}
.hero h1 em {
  font-style: normal;
  background: linear-gradient(90deg, #7fb2ff, #c9e2ff);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero p.lead {
  margin-top: 20px; color: #a9bfda; font-size: 16.5px; line-height: 1.65; max-width: 520px;
}
.hero-actions { display: flex; gap: 14px; margin-top: 32px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 34px; margin-top: 46px; flex-wrap: wrap; }
.hero-stats .stat b { display: block; font-family: 'Space Grotesk'; font-size: 26px; color: #fff; }
.hero-stats .stat span { display: block; font-size: 12.5px; color: #8fa7c7; margin-top: 4px; letter-spacing: .03em; }
.hero-visual { position: relative; }
.hero-visual .frame {
  border-radius: 20px; overflow: hidden;
  box-shadow: 0 30px 70px -20px rgba(0, 0, 0, .55);
  border: 1px solid rgba(255, 255, 255, .12);
  position: relative;
}
.hero-visual .frame img { width: 100%; height: 520px; object-fit: cover; object-position: top; }
.float-chip {
  position: absolute;
  background: #fff; color: var(--navy-900);
  border-radius: 12px; padding: 12px 16px;
  box-shadow: var(--shadow);
  display: flex; align-items: center; gap: 10px;
  font-size: 13px; font-weight: 700;
}
.float-chip .ic {
  width: 34px; height: 34px; border-radius: 9px; background: var(--steel-100);
  display: flex; align-items: center; justify-content: center; color: var(--navy-700);
}
.float-chip.c1 { left: -26px; bottom: 34px; }
.float-chip.c2 { right: -18px; top: 26px; }
.float-chip small { display: block; font-weight: 500; color: var(--muted); font-size: 11px; }

/* 6. ABOUT US PAGE SECTIONS */
.about-hero-tech {
  background: linear-gradient(135deg, #070d1e 0%, #0f1c3f 100%);
  color: #ffffff;
  padding: 90px 0 100px;
  position: relative;
  overflow: hidden;
}

.about-hero-tech::after {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0, 210, 255, 0.15) 0%, rgba(0,0,0,0) 70%);
  pointer-events: none;
}

.hero-tech-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 50px;
  align-items: center;
}

.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 6px 16px;
  border-radius: 30px;
  font-size: 13px;
  font-weight: 500;
  color: var(--accent-cyan);
  margin-bottom: 20px;
}

.pulsing-dot {
  width: 8px;
  height: 8px;
  background-color: var(--accent-cyan);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent-cyan);
}

.hero-tech-text h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(34px, 4vw, 52px);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 20px;
}

.hero-tech-text h1 span {
  background: linear-gradient(90deg, #38bdf8, #818cf8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-tech-text p {
  color: #94a3b8;
  font-size: 18px;
  line-height: 1.6;
  margin-bottom: 30px;
  max-width: 560px;
}

.hero-tech-card {
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 36px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.card-tag {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--accent-cyan);
  text-transform: uppercase;
  margin-bottom: 12px;
}

.card-inner h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 24px;
  color: #ffffff;
  margin-bottom: 12px;
}

.card-inner p {
  color: #94a3b8;
  font-size: 15px;
  line-height: 1.6;
  margin-bottom: 24px;
}

.card-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 20px;
}

.card-stats strong {
  display: block;
  font-size: 26px;
  font-family: 'Space Grotesk', sans-serif;
  color: #ffffff;
}

.card-stats span {
  font-size: 13px;
  color: #64748b;
}

/* Stats Bar */
.stats-bar {
  background: #ffffff;
  border-bottom: 1px solid var(--border-color);
  padding: 40px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 30px;
  text-align: center;
}

.stat-item h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 38px;
  font-weight: 700;
  color: var(--accent-blue);
  margin-bottom: 4px;
}

.stat-item p {
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 500;
}

/* Story Section */
.story-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 60px;
  align-items: center;
}

.story-img-wrap {
  position: relative;
}

.story-img-wrap .main-img {
  width: 100%;
  border-radius: 20px;
  box-shadow: 0 15px 35px rgba(0,0,0,0.08);
}

.experience-badge {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--primary-navy);
  color: #ffffff;
  padding: 20px 24px;
  border-radius: 14px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

.experience-badge b {
  display: block;
  color: var(--accent-cyan);
  font-size: 14px;
  letter-spacing: 1px;
}

.experience-badge span {
  font-size: 13px;
  color: #94a3b8;
}

.story-content h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(26px, 2.5vw, 36px);
  color: var(--primary-navy);
  margin: 12px 0 20px;
  line-height: 1.25;
}

.story-content .lead-text {
  font-size: 18px;
  font-weight: 500;
  color: #334155;
  margin-bottom: 16px;
}

.story-content p {
  color: var(--text-muted);
  line-height: 1.7;
  font-size: 15px;
  margin-bottom: 24px;
}

.feature-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.feature-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
  color: var(--primary-navy);
  margin-bottom: 12px;
  font-size: 15px;
}

.feature-list li svg {
  width: 20px;
  height: 20px;
  color: var(--accent-blue);
  background: #eff6ff;
  padding: 3px;
  border-radius: 50%;
}

/* Vision & Mission */
.vm-modern-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
}

.vm-modern-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  padding: 40px;
  border-radius: 20px;
  transition: all 0.3s ease;
}

.vm-modern-card:hover {
  border-color: var(--accent-blue);
  box-shadow: 0 15px 30px rgba(0, 102, 255, 0.08);
  transform: translateY(-5px);
}

.vm-modern-card .icon-wrap {
  width: 56px;
  height: 56px;
  background: #eff6ff;
  color: var(--accent-blue);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.vm-modern-card .icon-wrap svg {
  width: 28px;
  height: 28px;
}

.vm-modern-card h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 24px;
  color: var(--primary-navy);
  margin-bottom: 12px;
}

.vm-modern-card p {
  color: var(--text-muted);
  line-height: 1.65;
  font-size: 15px;
}

/* Workflow Steps */
.workflow-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}

.step-card {
  background: var(--bg-slate);
  padding: 30px;
  border-radius: 16px;
  position: relative;
  border: 1px solid #edf2f7;
}

.step-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 32px;
  font-weight: 700;
  color: #cbd5e1;
  margin-bottom: 16px;
}

.step-card h4 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 18px;
  color: var(--primary-navy);
  margin-bottom: 8px;
}

.step-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Why Choose Us Tech Grid */
.why-tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.why-tech-card {
  background: #ffffff;
  padding: 30px;
  border-radius: 16px;
  border-top: 4px solid var(--accent-blue);
  box-shadow: 0 4px 15px rgba(0,0,0,0.03);
}

.card-icon {
  width: 44px;
  height: 44px;
  background: #eff6ff;
  color: var(--accent-blue);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.card-icon svg {
  width: 22px;
  height: 22px;
}

.why-tech-card h4 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 18px;
  color: var(--primary-navy);
  margin-bottom: 8px;
}

.why-tech-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* 7. CONTACT PAGE SECTIONS */
.contact-hero-tech {
  background: linear-gradient(135deg, #070d1e 0%, #0f1c3f 100%);
  color: #ffffff;
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.hero-center {
  max-width: 750px;
  margin: 0 auto;
}

.hero-center h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700;
  line-height: 1.2;
  margin-top: 16px;
  margin-bottom: 16px;
}

.hero-center h1 span {
  background: linear-gradient(90deg, #38bdf8, #818cf8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-center p {
  color: #94a3b8;
  font-size: 17px;
  line-height: 1.6;
}

.contact-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.c-card {
  background: #ffffff;
  padding: 32px;
  border-radius: 16px;
  border: 1px solid var(--border-color);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.02);
  transition: all 0.3s ease;
}

.c-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 25px rgba(0, 0, 0, 0.08);
}

.c-card.highlight {
  border-color: #25d366;
  background: #f0fdf4;
}

.c-icon {
  width: 50px;
  height: 50px;
  background: #eff6ff;
  color: var(--accent-blue);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.c-icon.wa {
  background: #dcfce7;
  color: #16a34a;
}

.c-icon svg {
  width: 24px;
  height: 24px;
}

.c-card h4 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 20px;
  color: var(--primary-navy);
  margin-bottom: 8px;
}

.c-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 16px;
}

.c-link {
  font-weight: 700;
  font-size: 16px;
  color: var(--accent-blue);
  text-decoration: none;
}

.c-link.wa-text { color: #16a34a; }

.contact-main-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 50px;
  align-items: start;
}

.form-head {
  margin-bottom: 30px;
}

.form-head h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 32px;
  color: var(--primary-navy);
  margin-top: 6px;
}

.contact-form .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary-navy);
  margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-family: inherit;
  font-size: 15px;
  background: #f8fafc;
  color: var(--text-dark);
  transition: border-color 0.2s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent-blue);
  background: #ffffff;
}

.location-card {
  background: var(--bg-slate);
  padding: 30px;
  border-radius: 16px;
  border: 1px solid var(--border-color);
  margin-bottom: 24px;
}

.location-card h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 20px;
  color: var(--primary-navy);
  margin-bottom: 16px;
}

.location-card .address {
  display: flex;
  gap: 12px;
  color: var(--text-dark);
  font-size: 15px;
  line-height: 1.6;
  margin-bottom: 20px;
}

.location-card .address svg {
  width: 22px;
  height: 22px;
  color: var(--accent-blue);
  flex-shrink: 0;
}

.info-item {
  border-top: 1px solid var(--border-color);
  padding-top: 12px;
  margin-top: 12px;
}

.info-item strong {
  display: block;
  font-size: 13px;
  color: var(--primary-navy);
  text-transform: uppercase;
}

.info-item span {
  font-size: 14px;
  color: var(--text-muted);
}

.emergency-banner {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  border-radius: 20px;
  padding: 40px;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.banner-text h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 26px;
  margin-bottom: 8px;
}

.banner-text p {
  color: #94a3b8;
  font-size: 15px;
}

.btn-wa-banner {
  background: #25d366;
  color: #ffffff;
  padding: 14px 28px;
  border-radius: 8px;
  font-weight: 700;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
  transition: background 0.3s ease;
}

.btn-wa-banner svg {
  width: 20px;
  height: 20px;
}

.btn-wa-banner:hover {
  background: #16a34a;
}

/* 8. MAIN SITE CONTENT & GRIDS */
.section { padding: 88px 0; }
.section.alt { background: var(--steel-100); }
.sec-head { max-width: 680px; margin-bottom: 48px; }
.sec-head h2 { font-size: clamp(26px, 2.6vw, 36px); margin-top: 12px; color: var(--navy-900); }
.sec-head p { margin-top: 14px; color: var(--muted); font-size: 15.5px; line-height: 1.65; }
.sec-head.center { margin-left: auto; margin-right: auto; text-align: center; }

/* Category Grid */
.cat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.cat-card {
  position: relative; border-radius: var(--radius); overflow: hidden;
  height: 230px;
  box-shadow: 0 14px 30px -18px rgba(7, 28, 54, .35);
  border: 1px solid var(--steel-200);
}
.cat-card img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.cat-card:hover img { transform: scale(1.08); }
.cat-card .overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(7, 28, 54, 0) 35%, rgba(7, 28, 54, .92) 100%);
}
.cat-card .label {
  position: absolute; left: 0; right: 0; bottom: 0; padding: 18px;
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
}
.cat-card .label h3 { color: #fff; font-size: 15.5px; line-height: 1.25; }
.cat-card .arrow {
  width: 32px; height: 32px; border-radius: 50%; background: rgba(255, 255, 255, .14);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
  border: 1px solid rgba(255, 255, 255, .3);
  transition: background .2s, transform .2s;
}
.cat-card:hover .arrow { background: var(--whatsapp); transform: rotate(45deg); }
.cat-card .arrow svg { width: 14px; height: 14px; color: #fff; }
.cat-card .tag {
  position: absolute; top: 14px; left: 14px;
  background: rgba(255, 255, 255, .92); color: var(--navy-900);
  font-size: 10.5px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase;
  padding: 5px 10px; border-radius: 999px;
}

/* Why Us Grid */
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.why-card {
  background: #fff; border: 1px solid var(--steel-200); border-radius: var(--radius);
  padding: 28px 24px; transition: transform .2s, box-shadow .2s, border-color .2s;
}
.why-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: transparent; }
.why-card .ic {
  width: 48px; height: 48px; border-radius: 12px; background: var(--navy-900);
  display: flex; align-items: center; justify-content: center; color: #fff; margin-bottom: 18px;
}
.why-card .ic svg { width: 22px; height: 22px; }
.why-card h4 { font-size: 16.5px; color: var(--navy-900); margin-bottom: 8px; }
.why-card p { font-size: 14px; color: var(--muted); line-height: 1.6; }

/* Products Section */
.prod-tabs { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 34px; }
.prod-tab {
  padding: 9px 18px; border-radius: 999px; font-size: 13.5px; font-weight: 600;
  background: #fff; border: 1px solid var(--steel-200); color: var(--muted); cursor: default;
}
.prod-tab.active { background: var(--navy-900); color: #fff; border-color: var(--navy-900); }
.prod-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.prod-card {
  background: #fff; border: 1px solid var(--steel-200); border-radius: var(--radius);
  overflow: hidden; transition: transform .22s ease, box-shadow .22s ease;
}
.prod-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.prod-thumb { height: 190px; overflow: hidden; background: var(--steel-100); position: relative; }
.prod-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .45s; }
.prod-card:hover .prod-thumb img { transform: scale(1.07); }
.prod-body { padding: 16px 18px 20px; }
.prod-body .cat { font-size: 11px; font-weight: 700; color: var(--navy-700); text-transform: uppercase; letter-spacing: .06em; }
.prod-body h4 { font-size: 15px; margin-top: 6px; color: var(--ink); line-height: 1.3; min-height: 39px; }
.prod-body .row { display: flex; align-items: center; justify-content: space-between; margin-top: 14px; }
.prod-body .enquire { font-size: 12.5px; font-weight: 700; color: var(--navy-800); display: flex; align-items: center; gap: 5px; }

/* Marquee Strip */
.strip { background: var(--navy-800); padding: 18px 0; overflow: hidden; }
.strip .track { display: flex; gap: 60px; white-space: nowrap; animation: scroll 26s linear infinite; width: max-content; }
.strip span { color: #cfe0f2; font-weight: 700; font-size: 14px; letter-spacing: .05em; display: flex; align-items: center; gap: 14px; }
.strip span::after { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--whatsapp); }

/* Split Section */
.split { display: grid; grid-template-columns: .95fr 1.05fr; gap: 60px; align-items: center; }
.split-media { position: relative; }
.split-media .main-img { border-radius: 18px; overflow: hidden; box-shadow: var(--shadow); border: 1px solid var(--steel-200); }
.split-media .main-img img { height: 440px; object-fit: cover; width: 100%; }
.split-media .sub-img {
  position: absolute; width: 170px; bottom: -30px; right: -30px;
  border-radius: 14px; overflow: hidden; border: 6px solid #fff; box-shadow: var(--shadow);
}
.split-media .sub-img img { height: 140px; object-fit: cover; }
.split-text .checklist { margin-top: 26px; display: grid; gap: 14px; }
.split-text .checklist li { display: flex; gap: 12px; align-items: flex-start; font-size: 14.5px; color: var(--ink); }
.split-text .checklist svg { width: 20px; height: 20px; flex-shrink: 0; color: var(--whatsapp); margin-top: 1px; }
.split-text .checklist b { display: block; color: var(--navy-900); }
.split-text .checklist p { color: var(--muted); font-size: 13.5px; margin-top: 2px; }

/* CTA Band */
.cta-band {
  background: linear-gradient(120deg, var(--navy-900), var(--navy-700));
  border-radius: 24px; padding: 52px 56px;
  display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap;
  color: #fff;
  box-shadow: 0 30px 60px -25px rgba(7, 28, 54, .55);
}
.cta-band h3 { font-size: 26px; max-width: 520px; }
.cta-band p { color: #b9cde6; margin-top: 10px; font-size: 14.5px; max-width: 480px; }
.cta-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* 9. FOOTER & FLOATING COMPONENTS */
footer { background: var(--navy-900); color: #a9bfda; padding-top: 70px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; padding-bottom: 50px; border-bottom: 1px solid rgba(255, 255, 255, .08); }
.foot-brand .brand .name b, .foot-brand .brand .name span { color: #fff; }
.foot-brand p { margin-top: 18px; font-size: 13.5px; line-height: 1.7; color: #93a9c8; max-width: 300px; }
.foot-social { display: flex; gap: 10px; margin-top: 22px; }
.foot-social a { width: 36px; height: 36px; border-radius: 50%; background: rgba(255, 255, 255, .07); display: flex; align-items: center; justify-content: center; border: 1px solid rgba(255, 255, 255, .1); }
.foot-social a:hover { background: var(--navy-700); }
.foot-social svg { width: 16px; height: 16px; }
footer h5 { color: #fff; font-size: 14px; margin-bottom: 20px; letter-spacing: .03em; }
footer ul li { margin-bottom: 12px; font-size: 13.5px; }
footer ul li a:hover { color: #fff; }
.foot-contact li { display: flex; gap: 10px; align-items: flex-start; }
.foot-contact svg { width: 16px; height: 16px; color: var(--whatsapp); margin-top: 2px; flex-shrink: 0; }
.foot-bottom { display: flex; justify-content: space-between; align-items: center; padding: 22px 0; font-size: 12.5px; color: #7c93b3; flex-wrap: wrap; gap: 10px; }

/* WhatsApp Floating Button */
.wa-float {
  position: fixed; right: 24px; bottom: 24px; z-index: 60;
  width: 58px; height: 58px; border-radius: 50%; background: var(--whatsapp);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 14px 30px -8px rgba(37, 211, 102, .6);
  animation: pulse 2.4s infinite;
}
.wa-float svg { width: 28px; height: 28px; color: #fff; }

/* 10. ANIMATIONS */
@keyframes scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, .55), 0 14px 30px -8px rgba(37, 211, 102, .6); }
  70% { box-shadow: 0 0 0 14px rgba(37, 211, 102, 0), 0 14px 30px -8px rgba(37, 211, 102, .6); }
  100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0), 0 14px 30px -8px rgba(37, 211, 102, .6); }
}

/* 11. MEDIA QUERIES (RESPONSIVE STYLES) */
@media (max-width: 1080px) {
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .prod-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .split { grid-template-columns: 1fr; }
  .split-media { max-width: 520px; }
  .hero .wrap { grid-template-columns: 1fr; }
  .hero-visual { order: -1; max-width: 560px; }
}

@media (max-width: 992px) {
  .hero-tech-grid,
  .story-grid,
  .contact-main-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .experience-badge {
    position: static;
    margin-top: 15px;
    display: inline-block;
  }

  .emergency-banner {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 760px) {
  nav.main, .head-cta .icon-call { display: none; }
  .burger { display: block; }
  .topbar .left { gap: 14px; }
  .topbar a { font-size: 12px; }
  .topbar .wrap { height: auto; min-height: 40px; padding-top: 8px; padding-bottom: 8px; flex-wrap: wrap; row-gap: 8px; }
  .site .wrap { height: 72px; }
  .brand img { height: 38px; }
  .brand .name b { font-size: 15.5px; }
  .brand .name span { display: none; }
  .head-cta { gap: 8px; }
  .head-cta .btn { padding: 10px 16px; font-size: 13px; }
  .cat-grid, .why-grid, .prod-grid { grid-template-columns: 1fr 1fr; }
  .hero { padding: 40px 0 50px; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .cta-band { padding: 36px 26px; flex-direction: column; text-align: left; }
  .section { padding: 60px 0; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 576px) {
  .about-hero-tech { padding: 60px 0; }
  .btn-glow, .btn-outline-light { text-align: center; }
  .contact-form .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 520px) {
  .cat-grid, .why-grid, .prod-grid { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr; }
  .float-chip { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}