/*
Theme Name: American Material Group
Theme URI: https://americanmaterialgroup.com
Author: American Material Group
Author URI: https://americanmaterialgroup.com
Description: Custom theme for American Material Group - regional distributor of supplementary cementitious materials
Version: 1.0.0
License: Private
Text Domain: amg-theme
*/

/* ============================================================
   AMERICAN MATERIAL GROUP — Website Stylesheet
   Color Psychology: Blue (trust/stability) + Red (strength/confidence) + White (clean/professional)
   Typography: Inter for body, system-ui fallback
   ============================================================ */

/* ---- CSS RESET & BASE ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* Primary: Deep Blue — trust, competence, stability */
  --blue-900: #0B1D3A;
  --blue-800: #102A52;
  --blue-700: #163D6E;
  --blue-600: #1C5291;
  --blue-500: #2563EB;
  --blue-400: #60A5FA;
  --blue-100: #DBEAFE;
  --blue-50:  #EFF6FF;

  /* Accent: Confident Red — strength, urgency, energy */
  --red-700: #B91C1C;
  --red-600: #DC2626;
  --red-500: #EF4444;
  --red-400: #F87171;
  --red-100: #FEE2E2;

  /* Neutral */
  --gray-900: #111827;
  --gray-800: #1F2937;
  --gray-700: #374151;
  --gray-600: #4B5563;
  --gray-500: #6B7280;
  --gray-400: #9CA3AF;
  --gray-300: #D1D5DB;
  --gray-200: #E5E7EB;
  --gray-100: #F3F4F6;
  --gray-50:  #F9FAFB;
  --white:    #FFFFFF;

  /* Semantic */
  --text-primary: var(--gray-900);
  --text-secondary: var(--gray-600);
  --text-muted: var(--gray-500);
  --bg-primary: var(--white);
  --bg-secondary: var(--gray-50);
  --bg-dark: var(--blue-900);
  --border-color: var(--gray-200);
  --accent: var(--red-600);

  /* Layout */
  --max-width: 1200px;
  --header-height: 80px;
  --section-padding: 5rem 0;

  /* Transitions */
  --transition: 0.3s ease;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--text-primary);
  background: var(--bg-primary);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue-600); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--blue-500); }

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 1.5rem; }

/* ---- TYPOGRAPHY ---- */
h1, h2, h3, h4, h5 { font-weight: 700; line-height: 1.2; color: var(--blue-900); }
h1 { font-size: 2.75rem; letter-spacing: -0.02em; }
h2 { font-size: 2.125rem; letter-spacing: -0.01em; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
p { margin-bottom: 1rem; }
.lead { font-size: 1.125rem; color: var(--text-secondary); line-height: 1.8; }

/* ---- HEADER / NAV ---- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-height);
  background: var(--blue-900);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  z-index: 1000;
  transition: box-shadow var(--transition);
}
.site-header.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,0.3); }

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--white);
  letter-spacing: 0.02em;
}
.logo-img {
  height: 56px;
  width: auto;
  object-fit: contain;
  border-radius: 0;
  box-shadow: 0 1px 4px rgba(0,0,0,0.25);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.logo:hover .logo-img {
  transform: scale(1.04);
  box-shadow: 0 2px 8px rgba(0,0,0,0.35);
}
.logo-text {
  font-family: 'Rajdhani', 'Inter', sans-serif;
  font-weight: 700;
  font-size: 1.4rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1.15;
}
.logo-text span { color: rgba(255,255,255,0.45); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 0;
  list-style: none;
}
.nav-links > li { position: relative; }
.nav-links > li > a {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.5rem 1rem;
  color: rgba(255,255,255,0.75);
  font-weight: 500;
  font-size: 0.9375rem;
  transition: color var(--transition);
  text-decoration: none;
}
.nav-links > li > a:hover,
.nav-links > li > a.active { color: var(--white); }

/* Dropdown arrow */
.nav-links .dropdown > a::after {
  content: '';
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid currentColor;
  transition: transform var(--transition);
}

/* Dropdown menu */
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 260px;
  background: var(--white);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.12);
  padding: 0.5rem 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all 0.25s ease;
  list-style: none;
}
.dropdown:hover .dropdown-menu,
.dropdown.open .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.dropdown-menu a {
  display: block;
  padding: 0.6rem 1.25rem;
  color: var(--gray-700);
  font-size: 0.9375rem;
  font-weight: 400;
  transition: all var(--transition);
  text-decoration: none;
}
.dropdown-menu a:hover {
  background: var(--blue-50);
  color: var(--blue-600);
  padding-left: 1.5rem;
}

/* CTA in nav */
.nav-cta {
  background: var(--accent) !important;
  color: var(--white) !important;
  border-radius: 6px;
  padding: 0.55rem 1.25rem !important;
  font-weight: 600 !important;
  transition: all var(--transition) !important;
}
.nav-cta:hover {
  background: var(--red-700) !important;
  transform: translateY(-1px);
}

/* Mobile hamburger */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}
.mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: rgba(255,255,255,0.8);
  margin: 5px 0;
  transition: all var(--transition);
  border-radius: 2px;
}

/* ---- HERO SECTION ---- */
.hero {
  padding: 10rem 0 6rem;
  background: linear-gradient(135deg, var(--blue-800) 0%, var(--blue-700) 60%, #1e4976 100%);
  color: var(--white);
  position: relative;
  overflow: hidden;
  background-size: cover;
  background-position: center;
}

/* ---- PRODUCT CARD IMAGES (Homepage) ---- */
.product-card-img {
  width: 100%;
  height: 120px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 1rem;
}

/* ---- PRODUCT SIDEBAR IMAGE ---- */
.product-photo-card {
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  overflow: hidden;
  background: var(--white);
}
.product-photo-card img {
  width: 100%;
  height: auto;
  display: block;
}

/* ---- CTA BANNER BACKGROUND ---- */
.cta-banner {
  background-size: cover;
  background-position: center;
}
.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 80%;
  height: 200%;
  background: radial-gradient(ellipse, rgba(37,99,235,0.15) 0%, transparent 70%);
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 120px;
  background: linear-gradient(transparent, rgba(11,29,58,0.5));
  pointer-events: none;
}

.hero .container { position: relative; z-index: 1; }

.hero-label {
  display: inline-block;
  padding: 0.35rem 1rem;
  background: rgba(96,165,250,0.15);
  border: 1px solid rgba(96,165,250,0.3);
  color: var(--blue-400);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 4px;
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-size: 3.25rem;
  color: var(--white);
  max-width: 720px;
  margin-bottom: 1.25rem;
  line-height: 1.15;
}

.hero .lead {
  color: rgba(255,255,255,0.75);
  max-width: 600px;
  font-size: 1.125rem;
  margin-bottom: 2.5rem;
}

.hero-ctas {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.9375rem;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  text-decoration: none;
  line-height: 1.4;
}
.btn-primary {
  background: var(--accent);
  color: var(--white);
}
.btn-primary:hover {
  background: var(--red-700);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(220,38,38,0.3);
}
.btn-secondary {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.3);
}
.btn-secondary:hover {
  border-color: var(--white);
  color: var(--white);
  background: rgba(255,255,255,0.08);
}
.btn-outline {
  background: transparent;
  color: var(--blue-600);
  border: 2px solid var(--blue-600);
}
.btn-outline:hover {
  background: var(--blue-600);
  color: var(--white);
}
.btn-dark {
  background: var(--blue-800);
  color: var(--white);
}
.btn-dark:hover {
  background: var(--blue-700);
  color: var(--white);
}

/* ---- SECTIONS ---- */
.section { padding: var(--section-padding); }
.section-dark {
  background: var(--blue-900);
  color: var(--white);
}
.section-dark h2, .section-dark h3 { color: var(--white); }
.section-dark p, .section-dark .lead { color: rgba(255,255,255,0.75); }

.section-alt { background: var(--gray-50); }

.section-header {
  max-width: 680px;
  margin-bottom: 3rem;
}
.section-header.centered { text-align: center; margin-left: auto; margin-right: auto; }
.section-header .overline {
  display: block;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}
.section-header h2 { margin-bottom: 1rem; }

/* Red accent line under headings */
.accent-line {
  width: 60px;
  height: 4px;
  background: var(--accent);
  border-radius: 2px;
  margin-bottom: 1.5rem;
}
.centered .accent-line { margin-left: auto; margin-right: auto; }

/* ---- PRODUCT CARDS (Homepage Grid) ---- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.product-card {
  background: var(--white);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 1.75rem;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  display: block;
}
.product-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--blue-600);
  transform: scaleX(0);
  transition: transform var(--transition);
}
.product-card:hover {
  border-color: var(--blue-400);
  box-shadow: 0 8px 30px rgba(0,0,0,0.08);
  transform: translateY(-4px);
}
.product-card:hover::before { transform: scaleX(1); }

.product-card-icon {
  width: 48px;
  height: 48px;
  background: var(--blue-50);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  font-size: 1.25rem;
  color: var(--blue-600);
}
.product-card h3 {
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
  color: var(--blue-900);
}
.product-card p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
  line-height: 1.6;
}
.product-card .card-link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}
.product-card:hover .card-link { gap: 0.5rem; }

/* ---- VALUE PROPS / STATS ---- */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}
.stat-item { text-align: center; }
.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 0.5rem;
}
.section-dark .stat-number { color: var(--red-400); }
.stat-label {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  font-weight: 500;
}
.section-dark .stat-label { color: rgba(255,255,255,0.6); }

/* ---- INDUSTRY CARDS ---- */
.industry-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}
.industry-chip {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 8px;
  padding: 1.25rem;
  text-align: center;
  transition: all var(--transition);
  color: rgba(255,255,255,0.8);
  font-weight: 500;
  font-size: 0.9375rem;
}
.industry-chip:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.2);
  color: var(--white);
}

/* ---- EDUCATION SECTION (SCM Education) ---- */
.education-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.edu-card {
  background: var(--white);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 1.75rem;
  transition: all var(--transition);
}
.edu-card:hover {
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
}
.edu-card h4 {
  margin-bottom: 0.5rem;
  color: var(--blue-900);
}
.edu-card p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  margin: 0;
}

/* ---- SUSTAINABILITY SECTION ---- */
.sust-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}
.sust-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}
.sust-icon {
  width: 40px;
  height: 40px;
  min-width: 40px;
  background: rgba(239,68,68,0.08);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 1rem;
}
.sust-item h4 { font-size: 1rem; margin-bottom: 0.25rem; }
.sust-item p { font-size: 0.875rem; color: var(--text-secondary); margin: 0; }

/* ---- CTA BANNER ---- */
.cta-banner {
  padding: 4rem 0;
  background: linear-gradient(135deg, var(--blue-800), var(--blue-900));
  color: var(--white);
  text-align: center;
}
.cta-banner h2 { color: var(--white); margin-bottom: 1rem; font-size: 2rem; }
.cta-banner p { color: rgba(255,255,255,0.7); margin-bottom: 2rem; font-size: 1.0625rem; }

/* ---- PRODUCT DETAIL PAGE ---- */
.page-hero {
  padding: 8rem 0 3rem;
  background: linear-gradient(135deg, var(--blue-900), var(--blue-800));
  color: var(--white);
}
.page-hero .overline {
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--red-400);
  margin-bottom: 0.75rem;
  display: block;
}
.page-hero h1 { color: var(--white); margin-bottom: 0.75rem; }
.page-hero .lead { color: rgba(255,255,255,0.75); max-width: 700px; }

.breadcrumbs {
  padding: 0.75rem 0;
  background: var(--gray-50);
  border-bottom: 1px solid var(--border-color);
  font-size: 0.875rem;
  color: var(--text-muted);
}
.breadcrumbs a { color: var(--text-muted); }
.breadcrumbs a:hover { color: var(--blue-600); }
.breadcrumbs span { margin: 0 0.5rem; }

/* Product detail content */
.product-content { padding: 3rem 0 4rem; }
.product-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 3rem;
}
.product-main h2 { font-size: 1.5rem; margin-bottom: 1rem; margin-top: 2rem; }
.product-main h2:first-child { margin-top: 0; }
.product-main ul {
  list-style: none;
  padding: 0;
  margin-bottom: 1.5rem;
}
.product-main ul li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-secondary);
  line-height: 1.6;
}
.product-main ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6rem;
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
}

/* Sidebar */
.product-sidebar {
  position: sticky;
  top: calc(var(--header-height) + 2rem);
}
.sidebar-card {
  background: var(--gray-50);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}
.sidebar-card h4 {
  margin-bottom: 1rem;
  font-size: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* PDF download list */
.pdf-list { list-style: none; padding: 0; margin: 0; }
.pdf-list li { margin-bottom: 0.75rem; }
.pdf-list a {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  background: var(--white);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 0.875rem;
  font-weight: 500;
  transition: all var(--transition);
  text-decoration: none;
}
.pdf-list a:hover {
  border-color: var(--blue-400);
  background: var(--blue-50);
  color: var(--blue-600);
}
.pdf-icon {
  width: 32px;
  height: 32px;
  background: var(--red-100);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-weight: 700;
  font-size: 0.7rem;
  flex-shrink: 0;
}

/* ---- ABOUT PAGE ---- */
.team-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  margin-top: 2rem;
}
.team-card {
  background: var(--white);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 2rem;
  transition: box-shadow var(--transition);
}
.team-card:hover { box-shadow: 0 8px 30px rgba(0,0,0,0.06); }
.team-card-header {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
}
.team-avatar {
  width: 64px;
  height: 64px;
  background: var(--blue-100);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue-600);
  font-weight: 800;
  font-size: 1.25rem;
  flex-shrink: 0;
}
.team-card-header h3 { font-size: 1.25rem; margin-bottom: 0.15rem; }
.team-card-header .title { color: var(--accent); font-weight: 600; font-size: 0.9375rem; }
.team-card p { font-size: 0.9375rem; color: var(--text-secondary); }

.values-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}
.value-card {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 1.5rem;
  background: var(--white);
  border: 1px solid var(--border-color);
  border-radius: 10px;
}
.value-icon {
  width: 44px;
  height: 44px;
  min-width: 44px;
  background: var(--blue-50);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue-600);
  font-size: 1.125rem;
}
.value-card h4 { margin-bottom: 0.25rem; font-size: 1.0625rem; }
.value-card p { font-size: 0.9375rem; color: var(--text-secondary); margin: 0; }

/* ---- CONTACT PAGE ---- */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  margin-top: 2rem;
}
.contact-form input,
.contact-form textarea,
.contact-form select {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-size: 0.9375rem;
  font-family: inherit;
  transition: border-color var(--transition);
  background: var(--white);
}
.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
  outline: none;
  border-color: var(--blue-500);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}
.contact-form label {
  display: block;
  font-weight: 600;
  font-size: 0.875rem;
  margin-bottom: 0.4rem;
  color: var(--gray-700);
}
.form-group { margin-bottom: 1.25rem; }

.contact-info-card {
  background: var(--blue-900);
  color: var(--white);
  border-radius: 12px;
  padding: 2.5rem;
}
.contact-info-card h3 { color: var(--white); margin-bottom: 0.5rem; }
.contact-info-card p { color: rgba(255,255,255,0.7); }
.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.contact-info-icon {
  width: 40px;
  height: 40px;
  min-width: 40px;
  background: rgba(255,255,255,0.1);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--red-400);
}
.contact-info-item h4 { color: var(--white); font-size: 1rem; margin-bottom: 0.2rem; }
.contact-info-item p { color: rgba(255,255,255,0.6); margin: 0; font-size: 0.9375rem; }
.contact-info-item a { color: rgba(255,255,255,0.8); }
.contact-info-item a:hover { color: var(--white); }

/* ---- FOOTER ---- */
.site-footer {
  background: var(--gray-900);
  color: rgba(255,255,255,0.6);
  padding: 4rem 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}
.footer-brand p { font-size: 0.9375rem; line-height: 1.7; margin-top: 0.75rem; }
.footer-col h4 {
  color: var(--white);
  font-size: 0.9375rem;
  margin-bottom: 1rem;
  font-weight: 700;
}
.footer-col ul { list-style: none; padding: 0; }
.footer-col ul li { margin-bottom: 0.5rem; }
.footer-col ul li a {
  color: rgba(255,255,255,0.5);
  font-size: 0.9375rem;
  transition: color var(--transition);
  text-decoration: none;
}
.footer-col ul li a:hover { color: var(--white); }

/* Footer Badges */
.footer-badges {
  display: flex;
  justify-content: center;
  gap: 2rem;
  padding: 1.5rem 0;
  border-top: 1px solid rgba(255,255,255,0.08);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  margin-bottom: 0;
  flex-wrap: wrap;
}
.badge-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: rgba(255,255,255,0.5);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.badge-item svg { color: var(--red-400); flex-shrink: 0; }

.footer-bottom {
  padding: 1.5rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8125rem;
}

/* ---- VALUES GRID (About Page) ---- */
.values-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  margin-top: 2rem;
}
.value-card {
  background: var(--white);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 2rem;
  transition: all var(--transition);
}
.value-card:hover {
  border-color: var(--blue-400);
  box-shadow: 0 8px 30px rgba(0,0,0,0.08);
  transform: translateY(-2px);
}
.value-card h4 {
  color: var(--blue-900);
  margin-bottom: 1rem;
  font-size: 1.25rem;
}
.value-card p {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.7;
  margin: 0;
}

/* ---- TEAM GRID (About Page) ---- */
.team-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem;
  margin-top: 2rem;
}
.team-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 10px;
  padding: 2rem;
  color: var(--white);
}
.team-avatar {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--blue-600), var(--blue-400));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 1.5rem;
}
.team-avatar-img {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center top;
  border: 3px solid rgba(255,255,255,0.2);
  margin-bottom: 1.5rem;
  box-shadow: 0 4px 15px rgba(0,0,0,0.3);
}
.team-card h4 {
  color: var(--white);
  font-size: 1.375rem;
  margin-bottom: 0.25rem;
}
.team-title {
  font-size: 0.9375rem;
  color: var(--red-400);
  font-weight: 600;
  margin-bottom: 1.5rem;
}
.team-bio p {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.8);
  margin-bottom: 1rem;
}
.team-bio p:last-of-type { margin-bottom: 0; }
.team-card ul {
  list-style: none;
  padding: 0;
}
.team-card ul li {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.75);
  margin-bottom: 0.5rem;
}

/* ---- CONTACT FORM & INFO ---- */
.contact-layout {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3rem;
  align-items: start;
}
input[type="text"],
input[type="email"],
input[type="tel"],
select,
textarea {
  transition: all var(--transition);
}
input[type="text"]:focus,
input[type="email"]:focus,
input[type="tel"]:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--blue-600);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}
input[type="text"]:invalid,
input[type="email"]:invalid,
input[type="tel"]:invalid,
textarea:invalid {
  border-color: var(--red-600);
}
input[type="text"]:invalid:focus,
input[type="email"]:invalid:focus,
input[type="tel"]:invalid:focus,
textarea:invalid:focus {
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}

/* ---- RESPONSIVE ---- */
@media (max-width: 1024px) {
  .product-grid, .stats-row { grid-template-columns: repeat(2, 1fr); }
  .education-grid { grid-template-columns: repeat(2, 1fr); }
  .industry-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .product-layout { grid-template-columns: 1fr; }
  .product-sidebar { position: static; }
}

@media (max-width: 768px) {
  :root { --section-padding: 3.5rem 0; }
  h1 { font-size: 2rem; }
  h2 { font-size: 1.625rem; }

  .hero { padding: 7rem 0 3.5rem; }
  .hero h1 { font-size: 2.25rem; }

  .nav-links {
    display: none;
    position: fixed;
    top: var(--header-height);
    left: 0; right: 0; bottom: 0;
    background: var(--blue-900);
    flex-direction: column;
    padding: 1rem;
    overflow-y: auto;
    gap: 0;
  }
  .nav-links.open { display: flex; }
  .nav-links > li > a {
    padding: 0.75rem 1rem;
    font-size: 1rem;
    border-bottom: 1px solid rgba(255,255,255,0.08);
  }
  .dropdown-menu {
    position: static;
    box-shadow: none;
    border: none;
    opacity: 1;
    visibility: visible;
    transform: none;
    padding-left: 1rem;
    display: none;
  }
  .dropdown.open .dropdown-menu { display: block; }

  .mobile-toggle { display: block; }

  .product-grid { grid-template-columns: 1fr; }
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .education-grid { grid-template-columns: 1fr; }
  .industry-grid { grid-template-columns: repeat(2, 1fr); }
  .sust-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: 1fr; }
  .contact-layout { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-badges { gap: 1rem; }
  .badge-item { font-size: 0.6875rem; }
  .footer-bottom { flex-direction: column; gap: 0.5rem; text-align: center; }

  .hero-ctas { flex-direction: column; }
  .hero-ctas .btn { text-align: center; justify-content: center; }

  /* About grid responsive */
  .about-grid {
    grid-template-columns: 1fr !important;
    gap: 2rem !important;
  }

  /* Mobile collapsible about text */
  .about-text-mobile {
    position: relative;
  }
  .about-text-mobile .about-text-hidden {
    display: none;
  }
  .about-text-mobile.expanded .about-text-hidden {
    display: block;
  }
  .about-read-more {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: none;
    border: none;
    color: var(--blue-400);
    font-size: 0.9375rem;
    font-weight: 600;
    cursor: pointer;
    padding: 0.5rem 0;
    margin-top: 0.25rem;
    transition: color var(--transition);
    font-family: inherit;
  }
  .about-read-more:hover {
    color: var(--white);
  }
  .about-read-more .caret {
    display: inline-block;
    transition: transform 0.3s ease;
    font-size: 0.75rem;
  }
  .about-text-mobile.expanded .about-read-more .caret {
    transform: rotate(180deg);
  }

  /* Better mobile image sizing */
  .product-photo-card img {
    max-height: 250px;
    object-fit: cover;
  }
  .team-avatar-img {
    width: 100px;
    height: 100px;
  }
  .hero {
    background-attachment: scroll !important;
  }
}

/* Desktop: hide read-more button */
@media (min-width: 769px) {
  .about-read-more {
    display: none !important;
  }
  .about-text-hidden {
    display: block !important;
  }
}

/* About grid base styles */
.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3rem;
  align-items: start;
}