/* ============================================================
   PH GROUP – Main Stylesheet
   Version: 1.0
   Author: PH Group Web Team
   ============================================================ */

/* ============================================================
   0. GOOGLE FONTS IMPORT
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700;800&family=Open+Sans:wght@300;400;500;600&display=swap');

/* ============================================================
   1. CSS CUSTOM PROPERTIES (Design Tokens)
   ============================================================ */
:root {
  /* Brand Colors */
  --green-primary: #1a5c3a;
  --green-dark: #0d3d26;
  --green-light: #2a7a4f;
  --green-muted: #e8f2ec;
  --gold: #c9a84c;
  --gold-light: #e8c96d;
  --gold-dark: #a8873a;

  /* Neutral Colors */
  --white: #ffffff;
  --off-white: #f8f9fa;
  --light-gray: #f0f2f0;
  --mid-gray: #d1d5db;
  --text-gray: #6b7280;
  --text-dark: #1a1a1a;
  --text-body: #374151;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.10);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.13);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.16);
  --shadow-green: 0 8px 24px rgba(26, 92, 58, 0.20);

  /* Typography */
  --font-heading: 'Poppins', sans-serif;
  --font-body: 'Open Sans', sans-serif;

  /* Spacing */
  --section-padding: 80px 0;
  --container-max: 1200px;
  --container-padding: 0 24px;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Navbar Height */
  --nav-height: 72px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-body);
  background-color: var(--white);
  overflow-x: hidden;
}

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

a {
  color: var(--green-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--green-light);
}

a:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 3px;
  border-radius: 3px;
}

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: 1.25;
  color: var(--text-dark);
  font-weight: 700;
}

p {
  margin-bottom: 1rem;
}

p:last-child {
  margin-bottom: 0;
}

/* ============================================================
   3. UTILITY CLASSES
   ============================================================ */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--container-padding);
}

.text-center { text-align: center; }
.text-left   { text-align: left; }
.text-right  { text-align: right; }

.text-green  { color: var(--green-primary); }
.text-gold   { color: var(--gold); }
.text-white  { color: var(--white); }
.text-gray   { color: var(--text-gray); }

.bg-green    { background-color: var(--green-primary); }
.bg-green-dark { background-color: var(--green-dark); }
.bg-white    { background-color: var(--white); }
.bg-off-white { background-color: var(--off-white); }
.bg-light-gray { background-color: var(--light-gray); }

.fw-bold     { font-weight: 700; }
.fw-semibold { font-weight: 600; }

.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ============================================================
   4. SECTION LAYOUT
   ============================================================ */
.section {
  padding: var(--section-padding);
}

.section--sm {
  padding: 48px 0;
}

.section--lg {
  padding: 100px 0;
}

.section-label {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 16px;
}

.section-title--white {
  color: var(--white);
}

.section-subtitle {
  font-size: 1.0625rem;
  color: var(--text-gray);
  max-width: 600px;
  margin: 0 auto 48px;
}

.section-subtitle--white {
  color: rgba(255, 255, 255, 0.85);
}

.title-underline {
  width: 56px;
  height: 4px;
  background: linear-gradient(90deg, var(--gold), var(--gold-light));
  border-radius: 2px;
  margin: 16px auto 24px;
}

.title-underline--left {
  margin-left: 0;
}

/* ============================================================
   5. BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  text-decoration: none;
  border: 2px solid transparent;
  white-space: nowrap;
  cursor: pointer;
}

.btn:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 3px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--green-primary), var(--green-light));
  color: var(--white);
  box-shadow: var(--shadow-green);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--green-dark), var(--green-primary));
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(26, 92, 58, 0.30);
}

.btn-secondary {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.7);
}

.btn-secondary:hover {
  background: var(--white);
  color: var(--green-primary);
  border-color: var(--white);
  transform: translateY(-2px);
}

.btn-gold {
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  color: var(--white);
  box-shadow: 0 6px 20px rgba(201, 168, 76, 0.35);
}

.btn-gold:hover {
  background: linear-gradient(135deg, var(--gold-dark), var(--gold));
  color: var(--white);
  transform: translateY(-2px);
}

.btn-outline-green {
  background: transparent;
  color: var(--green-primary);
  border-color: var(--green-primary);
}

.btn-outline-green:hover {
  background: var(--green-primary);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 9px 20px;
  font-size: 0.875rem;
}

/* ============================================================
   6. NAVIGATION
   ============================================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  background: rgba(13, 61, 38, 0.97);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: all var(--transition-base);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.navbar.scrolled {
  background: rgba(10, 48, 29, 0.99);
  box-shadow: var(--shadow-lg);
  height: 64px;
}

.navbar.transparent {
  background: transparent;
  border-bottom-color: transparent;
}

.navbar.transparent.scrolled {
  background: rgba(10, 48, 29, 0.99);
  border-bottom-color: rgba(255,255,255,0.06);
}

.nav-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo */
.nav-logo {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  line-height: 1;
  gap: 3px;
}

/* Real logo image — CSS filter turns the black PNG white on dark nav */
.nav-logo-img {
  display: block;
  height: 44px;
  width: auto;
  max-width: 200px;
  object-fit: contain;
  object-position: left center;
  transition: opacity var(--transition-fast);
  border-radius: 4px;
}

.nav-logo:hover .nav-logo-img {
  opacity: 0.9;
}

.navbar.scrolled .nav-logo-img {
  height: 34px;
}

.nav-logo-tagline {
  font-family: var(--font-body);
  font-size: 0.6rem;
  color: rgba(255,255,255,0.55);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-top: 0;
  padding-left: 2px;
}

/* Desktop Nav Links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-links > li {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 8px 14px;
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  text-decoration: none;
}

.nav-link:hover,
.nav-link.active {
  color: var(--white);
  background: rgba(255,255,255,0.10);
}

.nav-link.active {
  color: var(--gold);
}

.nav-link i.chevron {
  font-size: 0.7rem;
  transition: transform var(--transition-fast);
}

/* Dropdown */
.nav-dropdown {
  position: relative;
}

.dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--green-dark);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  padding: 8px;
  min-width: 240px;
  box-shadow: var(--shadow-xl);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
  transform: translateX(-50%) translateY(8px);
}

.nav-dropdown:hover .dropdown-menu,
.nav-dropdown:focus-within .dropdown-menu {
  display: block;
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.dropdown-menu a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  text-decoration: none;
}

.dropdown-menu a:hover {
  background: rgba(255,255,255,0.10);
  color: var(--gold);
}

.dropdown-menu a i {
  width: 20px;
  text-align: center;
  color: var(--gold);
  font-size: 0.8rem;
}

/* Nav CTA */
.nav-cta {
  padding: 8px 20px;
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  color: var(--white) !important;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.8125rem;
  margin-left: 8px;
}

.nav-cta:hover {
  background: linear-gradient(135deg, var(--gold-dark), var(--gold)) !important;
  transform: translateY(-1px);
}

/* Hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  background: transparent;
  cursor: pointer;
  border: none;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
}

.nav-hamburger:hover {
  background: rgba(255,255,255,0.1);
}

.hamburger-line {
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition-base);
  display: block;
}

.nav-hamburger.active .hamburger-line:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-hamburger.active .hamburger-line:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.nav-hamburger.active .hamburger-line:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu Overlay */
.mobile-menu {
  display: none;
  position: fixed;
  top: var(--nav-height);
  right: 0;
  bottom: 0;
  width: min(320px, 85vw);
  background: var(--green-dark);
  z-index: 999;
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform var(--transition-base);
  padding: 16px;
  border-left: 1px solid rgba(255,255,255,0.08);
  box-shadow: -8px 0 32px rgba(0,0,0,0.3);
}

.mobile-menu.open {
  transform: translateX(0);
}

.mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 998;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.mobile-overlay.open {
  opacity: 1;
}

.mobile-nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  color: rgba(255,255,255,0.85);
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 500;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  text-decoration: none;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
  background: rgba(255,255,255,0.08);
  color: var(--gold);
}

.mobile-sub-links {
  padding-left: 24px;
  border-left: 2px solid var(--gold);
  margin: 4px 0 4px 16px;
}

.mobile-sub-link {
  display: block;
  padding: 10px 14px;
  color: rgba(255,255,255,0.7);
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  text-decoration: none;
}

.mobile-sub-link:hover {
  color: var(--gold);
  background: rgba(255,255,255,0.06);
}

/* Page offset for fixed navbar */
.page-offset {
  padding-top: var(--nav-height);
}

/* ============================================================
   7. HERO SECTIONS
   ============================================================ */

/* Home Hero */
.hero-home {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background:
    linear-gradient(
      135deg,
      rgba(13, 61, 38, 0.82) 0%,
      rgba(26, 92, 58, 0.68) 40%,
      rgba(10, 48, 29, 0.80) 100%
    ),
    url('./images/hero-home.jpg') center/cover no-repeat;
}


.hero-home::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 80% 50%, rgba(201, 168, 76, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse at 20% 80%, rgba(42, 122, 79, 0.15) 0%, transparent 50%);
  pointer-events: none;
}

.hero-home::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 100px;
  background: linear-gradient(to top, var(--white), transparent);
  pointer-events: none;
}

.hero-home .container {
  position: relative;
  z-index: 2;
}

.hero-content {
  max-width: 720px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(201, 168, 76, 0.15);
  border: 1px solid rgba(201, 168, 76, 0.35);
  border-radius: var(--radius-full);
  padding: 6px 16px;
  margin-bottom: 24px;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--gold-light);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero-badge i {
  font-size: 0.7rem;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.25rem, 5vw, 3.75rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.12;
  margin-bottom: 20px;
}

.hero-title span {
  color: var(--gold-light);
  display: block;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.1875rem);
  color: rgba(255,255,255,0.80);
  max-width: 560px;
  margin-bottom: 36px;
  line-height: 1.75;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 120px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.5);
  font-size: 0.75rem;
  font-family: var(--font-heading);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  z-index: 2;
  animation: bounce 2s infinite;
}

.hero-scroll-indicator i {
  font-size: 1.2rem;
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* Page Hero (inner pages) */
.page-hero {
  position: relative;
  padding: 100px 0 72px;
  overflow: hidden;
  background:
    linear-gradient(135deg, var(--green-dark) 0%, var(--green-primary) 60%, var(--green-light) 100%);
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 80% 30%, rgba(201, 168, 76, 0.10) 0%, transparent 60%),
    url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.02'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

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

.page-hero-eyebrow {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin-bottom: 12px;
}

.page-hero-eyebrow a {
  color: rgba(255,255,255,0.6);
  text-decoration: none;
}

.page-hero-eyebrow a:hover {
  color: var(--gold-light);
}

.page-hero-eyebrow span {
  margin: 0 8px;
  color: rgba(255,255,255,0.4);
}

.page-hero-title {
  font-size: clamp(2rem, 4vw, 3.25rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 16px;
}

.page-hero-subtitle {
  font-size: 1.0625rem;
  color: rgba(255,255,255,0.80);
  max-width: 640px;
  line-height: 1.75;
}

/* ============================================================
   8. ABOUT SNIPPET SECTION (Home)
   ============================================================ */
.about-snippet {
  padding: var(--section-padding);
}

.about-snippet-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about-snippet-text p {
  color: var(--text-body);
  font-size: 1.0625rem;
  margin-bottom: 20px;
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.stat-card {
  background: var(--white);
  border: 1px solid var(--mid-gray);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  text-align: center;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--green-primary), var(--gold));
  transform: scaleX(0);
  transition: transform var(--transition-base);
  transform-origin: left;
}

.stat-card:hover::before {
  transform: scaleX(1);
}

.stat-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: transparent;
  transform: translateY(-4px);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--green-primary);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-number .suffix {
  font-size: 1.5rem;
  color: var(--gold);
}

.stat-label {
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-gray);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ============================================================
   9. SUBSIDIARIES GRID SECTION (Home)
   ============================================================ */
.subsidiaries-grid-section {
  padding: var(--section-padding);
  background: var(--light-gray);
}

.subsidiaries-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.subsidiary-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: all var(--transition-base);
  border: 1px solid rgba(0,0,0,0.06);
  position: relative;
  overflow: hidden;
}

.subsidiary-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--green-primary), var(--gold));
}

.subsidiary-card:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-6px);
  border-color: transparent;
}

.subsidiary-card-icon {
  width: 64px;
  height: 64px;
  background: var(--green-muted);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  transition: all var(--transition-base);
}

.subsidiary-card-icon i,
.subsidiary-card-icon svg {
  font-size: 1.75rem;
  width: 1.75rem;
  height: 1.75rem;
  color: var(--green-primary);
}


.subsidiary-card:hover .subsidiary-card-icon {
  background: var(--green-primary);
}

.subsidiary-card:hover .subsidiary-card-icon i,
.subsidiary-card:hover .subsidiary-card-icon svg {
  color: var(--white);
}


.subsidiary-card-title {
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 10px;
}

.subsidiary-card-desc {
  font-size: 0.9rem;
  color: var(--text-gray);
  line-height: 1.65;
  margin-bottom: 20px;
}

.subsidiary-card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--green-primary);
  transition: gap var(--transition-fast);
}

.subsidiary-card-link:hover {
  gap: 10px;
}

/* ============================================================
   10. WHY CHOOSE US SECTION
   ============================================================ */
.why-choose-section {
  padding: var(--section-padding);
  background: var(--white);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}

.feature-box {
  text-align: center;
  padding: 40px 28px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--mid-gray);
  transition: all var(--transition-base);
}

.feature-box:hover {
  border-color: var(--green-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.feature-icon-wrap {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--green-muted), #d4edde);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  transition: all var(--transition-base);
}

.feature-icon-wrap i {
  font-size: 2rem;
  color: var(--green-primary);
}

.feature-box:hover .feature-icon-wrap {
  background: linear-gradient(135deg, var(--green-primary), var(--green-light));
}

.feature-box:hover .feature-icon-wrap i {
  color: var(--white);
}

.feature-title {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 12px;
}

.feature-text {
  font-size: 0.9375rem;
  color: var(--text-gray);
  line-height: 1.7;
}

/* ============================================================
   11. CTA BAR
   ============================================================ */
.cta-bar {
  padding: 72px 0;
  background: linear-gradient(135deg, var(--green-dark) 0%, var(--green-primary) 50%, var(--green-light) 100%);
  position: relative;
  overflow: hidden;
}

.cta-bar::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: rgba(255,255,255,0.04);
  pointer-events: none;
}

.cta-bar::after {
  content: '';
  position: absolute;
  bottom: -50%;
  left: -10%;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: rgba(201, 168, 76, 0.08);
  pointer-events: none;
}

.cta-bar .container {
  position: relative;
  z-index: 1;
  text-align: center;
}

.cta-bar-title {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 12px;
}

.cta-bar-text {
  font-size: 1.0625rem;
  color: rgba(255,255,255,0.80);
  margin-bottom: 32px;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

.cta-bar-buttons {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
}

/* ============================================================
   12. CONTACT SNIPPET SECTION (Home)
   ============================================================ */
.contact-snippet-section {
  padding: 72px 0;
  background: var(--off-white);
}

.contact-snippet-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  text-align: center;
}

.contact-snippet-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 32px 24px;
  background: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid var(--mid-gray);
  transition: all var(--transition-base);
}

.contact-snippet-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.contact-snippet-icon {
  width: 56px;
  height: 56px;
  background: var(--green-muted);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-snippet-icon i {
  font-size: 1.4rem;
  color: var(--green-primary);
}

.contact-snippet-label {
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-gray);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.contact-snippet-value {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-dark);
}

.contact-snippet-value a {
  color: inherit;
}

/* ============================================================
   13. FOOTER
   ============================================================ */
.footer {
  background: var(--green-dark);
  color: rgba(255,255,255,0.75);
  padding: 72px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.4fr;
  gap: 48px;
  padding-bottom: 56px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

/* Footer Brand Col */
.footer-brand-logo {
  margin-bottom: 16px;
}

/* Footer logo image — brightness(0) invert(1) renders black PNG as white on dark footer */
.footer-logo-img {
  display: block;
  height: 50px;
  width: auto;
  max-width: 220px;
  object-fit: contain;
  object-position: left center;
  border-radius: 4px;
}


.footer-brand-text {
  font-size: 0.9rem;
  line-height: 1.75;
  color: rgba(255,255,255,0.65);
  margin-bottom: 20px;
}

.footer-social {
  display: flex;
  gap: 10px;
}

.social-link {
  width: 38px;
  height: 38px;
  background: rgba(255,255,255,0.08);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.75);
  font-size: 0.9rem;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.social-link:hover {
  background: var(--gold);
  color: var(--white);
  transform: translateY(-3px);
}

/* ── Global inline SVG sizing ── */
/* Social link icons */
.social-link svg {
  width: 1rem;
  height: 1rem;
  display: block;
  flex-shrink: 0;
}

/* Footer contact icons */
.footer-contact-icon svg {
  width: 1rem;
  height: 1rem;
  display: block;
}

/* Contact snippet card icons */
.contact-snippet-icon svg {
  width: 1.5rem;
  height: 1.5rem;
  display: block;
}

/* About/value card icons */
.value-icon svg {
  width: 1.75rem;
  height: 1.75rem;
  display: block;
}

/* Mission & Vision box icons */
.mv-box-icon svg {
  width: 2rem;
  height: 2rem;
  display: block;
}

/* Subsidiary detail card icons */
.subsidiary-detail-icon-wrap svg {
  width: 2rem;
  height: 2rem;
  display: block;
}


/* Footer Columns */
.footer-col-title {
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--gold);
  display: inline-block;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-links a::before {
  content: '';
  width: 6px;
  height: 1px;
  background: var(--gold);
  display: inline-block;
  transition: width var(--transition-fast);
  flex-shrink: 0;
}

.footer-links a:hover {
  color: var(--white);
  padding-left: 4px;
}

.footer-links a:hover::before {
  width: 10px;
}

/* Footer Contact Col */
.footer-contact-items {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.footer-contact-item {
  display: flex;
  gap: 12px;
}

.footer-contact-icon {
  width: 32px;
  height: 32px;
  background: rgba(201, 168, 76, 0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-contact-icon i {
  font-size: 0.8rem;
  color: var(--gold);
}

.footer-contact-text {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.6;
}

.footer-contact-text a {
  color: rgba(255,255,255,0.65);
  text-decoration: none;
}

.footer-contact-text a:hover {
  color: var(--gold);
}

/* Footer Bottom */
.footer-bottom {
  padding: 20px 0;
  background: rgba(0,0,0,0.2);
}

.footer-bottom .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-copyright {
  font-size: 0.8375rem;
  color: rgba(255,255,255,0.5);
}

.footer-tagline-bottom {
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--gold);
  letter-spacing: 0.08em;
}

/* ============================================================
   14. ABOUT PAGE STYLES
   ============================================================ */
.about-story {
  padding: var(--section-padding);
}

.about-story-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.about-story-text p {
  font-size: 1.0625rem;
  color: var(--text-body);
  line-height: 1.85;
  margin-bottom: 20px;
}

.about-story-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  background: linear-gradient(135deg, var(--green-muted), #d4edde);
  /* IMAGE PLACEHOLDER: Replace with <img src="../images/about-team.jpg" alt="PH Group Team"> */
  min-height: 420px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--green-primary);
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  text-align: center;
  flex-direction: column;
  gap: 12px;
}

.about-story-image i {
  font-size: 3rem;
  opacity: 0.4;
}

/* Timeline */
.timeline-section {
  padding: var(--section-padding);
  background: var(--off-white);
}

.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--green-primary), var(--gold));
  transform: translateX(-50%);
}

.timeline-item {
  display: flex;
  gap: 40px;
  margin-bottom: 48px;
  position: relative;
}

.timeline-item:nth-child(even) {
  flex-direction: row-reverse;
}

.timeline-content {
  width: calc(50% - 40px);
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(0,0,0,0.05);
  transition: all var(--transition-base);
}

.timeline-content:hover {
  box-shadow: var(--shadow-lg);
  transform: scale(1.02);
}

.timeline-year {
  display: inline-block;
  background: linear-gradient(135deg, var(--green-primary), var(--green-light));
  color: var(--white);
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  margin-bottom: 10px;
}

.timeline-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.timeline-text {
  font-size: 0.9rem;
  color: var(--text-gray);
  line-height: 1.65;
}

.timeline-dot {
  position: absolute;
  left: 50%;
  top: 28px;
  transform: translateX(-50%);
  width: 16px;
  height: 16px;
  background: var(--gold);
  border: 3px solid var(--white);
  border-radius: 50%;
  box-shadow: var(--shadow-sm);
  z-index: 1;
}

/* Spacer for odd/even layout */
.timeline-item .timeline-spacer {
  width: calc(50% - 40px);
}

/* Mission Vision */
.mission-vision-section {
  padding: var(--section-padding);
}

.mv-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.mv-box {
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  position: relative;
  overflow: hidden;
}

.mv-box--mission {
  background: linear-gradient(135deg, var(--green-dark), var(--green-primary));
  color: var(--white);
}

.mv-box--vision {
  background: linear-gradient(135deg, var(--gold-dark), var(--gold));
  color: var(--white);
}

.mv-box-icon {
  width: 64px;
  height: 64px;
  background: rgba(255,255,255,0.15);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.mv-box-icon i {
  font-size: 1.8rem;
  color: var(--white);
}

.mv-box-label {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
  margin-bottom: 8px;
}

.mv-box-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 16px;
}

.mv-box-text {
  font-size: 1rem;
  color: rgba(255,255,255,0.85);
  line-height: 1.8;
}

/* Core Values */
.core-values-section {
  padding: var(--section-padding);
  background: var(--light-gray);
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.value-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  text-align: center;
  border: 1px solid var(--mid-gray);
  transition: all var(--transition-base);
}

.value-card:hover {
  border-color: var(--green-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.value-icon {
  font-size: 2rem;
  color: var(--gold);
  margin-bottom: 16px;
}

.value-name {
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 10px;
}

.value-desc {
  font-size: 0.9rem;
  color: var(--text-gray);
  line-height: 1.65;
}

/* ============================================================
   15. SUBSIDIARIES PAGE
   ============================================================ */
.subsidiaries-intro {
  padding: var(--section-padding);
}

.subsidiaries-detailed-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  margin-top: 48px;
}

.subsidiary-detail-card {
  display: grid;
  grid-template-columns: 100px 1fr auto;
  gap: 32px;
  align-items: start;
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  border: 1px solid var(--mid-gray);
  transition: all var(--transition-base);
}

.subsidiary-detail-card:hover {
  box-shadow: var(--shadow-xl);
  border-color: transparent;
  transform: translateY(-4px);
}

.subsidiary-detail-icon-wrap {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--green-muted), #d4edde);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.subsidiary-detail-icon-wrap i {
  font-size: 2.25rem;
  color: var(--green-primary);
}

.subsidiary-detail-body {}

.subsidiary-detail-name {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.subsidiary-detail-tagline {
  font-size: 0.875rem;
  color: var(--gold);
  font-weight: 600;
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 12px;
}

.subsidiary-detail-desc {
  font-size: 0.9375rem;
  color: var(--text-body);
  line-height: 1.75;
  margin-bottom: 20px;
}

.subsidiary-services-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.service-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--green-muted);
  color: var(--green-dark);
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: var(--radius-full);
}

.service-tag i {
  font-size: 0.7rem;
  color: var(--green-primary);
}

.subsidiary-detail-action {
  display: flex;
  align-items: flex-start;
  padding-top: 8px;
}

/* ============================================================
   16. INDIVIDUAL SUBSIDIARY PAGES
   ============================================================ */
.subsidiary-about {
  padding: var(--section-padding);
}

.subsidiary-about-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 64px;
  align-items: start;
}

.subsidiary-about-text p {
  font-size: 1.0625rem;
  color: var(--text-body);
  line-height: 1.85;
  margin-bottom: 20px;
}

.subsidiary-services-section {
  padding: var(--section-padding);
  background: var(--off-white);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.service-item {
  display: flex;
  gap: 16px;
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 24px;
  border: 1px solid var(--mid-gray);
  transition: all var(--transition-base);
}

.service-item:hover {
  border-color: var(--green-primary);
  box-shadow: var(--shadow-md);
}

.service-item-icon {
  width: 48px;
  height: 48px;
  background: var(--green-muted);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.service-item-icon i {
  font-size: 1.3rem;
  color: var(--green-primary);
}

.service-item-content {}

.service-item-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 6px;
}

.service-item-text {
  font-size: 0.9rem;
  color: var(--text-gray);
  line-height: 1.65;
}

/* Benefits/Differentiators */
.differentiators-section {
  padding: var(--section-padding);
}

.diff-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.diff-item {
  text-align: center;
  padding: 32px 20px;
  border-radius: var(--radius-md);
  background: var(--white);
  border: 1px solid var(--mid-gray);
  transition: all var(--transition-base);
}

.diff-item:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--gold);
}

.diff-icon {
  font-size: 2rem;
  color: var(--green-primary);
  margin-bottom: 16px;
}

.diff-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 10px;
}

.diff-text {
  font-size: 0.9rem;
  color: var(--text-gray);
  line-height: 1.65;
}

/* Products Section (AASL) */
.products-section {
  padding: var(--section-padding);
  background: var(--light-gray);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.product-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 28px 20px;
  text-align: center;
  border: 1px solid var(--mid-gray);
  transition: all var(--transition-base);
}

.product-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: var(--green-primary);
}

.product-icon {
  font-size: 2.25rem;
  color: var(--gold);
  margin-bottom: 14px;
}

.product-name {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.product-desc {
  font-size: 0.875rem;
  color: var(--text-gray);
  line-height: 1.6;
}

/* ============================================================
   17. CONTACT PAGE
   ============================================================ */
.contact-section {
  padding: var(--section-padding);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 64px;
  align-items: start;
}

/* Contact Form */
.contact-form-wrap {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  border: 1px solid var(--mid-gray);
  box-shadow: var(--shadow-md);
}

.form-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.form-subtitle {
  font-size: 0.9375rem;
  color: var(--text-gray);
  margin-bottom: 32px;
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 6px;
}

.form-label .required {
  color: #dc2626;
  margin-left: 2px;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  color: var(--text-dark);
  background: var(--off-white);
  border: 1.5px solid var(--mid-gray);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  outline: none;
}

.form-control:focus {
  background: var(--white);
  border-color: var(--green-primary);
  box-shadow: 0 0 0 3px rgba(26, 92, 58, 0.10);
}

.form-control.error {
  border-color: #dc2626;
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.10);
}

.form-control.success {
  border-color: var(--green-primary);
}

.form-error-msg {
  display: none;
  font-size: 0.8125rem;
  color: #dc2626;
  margin-top: 5px;
  font-family: var(--font-heading);
}

.form-control.error + .form-error-msg {
  display: block;
}

textarea.form-control {
  resize: vertical;
  min-height: 130px;
}

select.form-control {
  cursor: pointer;
}

/* Honeypot */
.form-honeypot {
  display: none;
  visibility: hidden;
  position: absolute;
  left: -9999px;
}

/* Form Messages */
.form-alert {
  padding: 14px 18px;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 20px;
  display: none;
}

.form-alert.success {
  background: #d1fae5;
  color: #065f46;
  border: 1px solid #6ee7b7;
  display: flex;
  align-items: center;
  gap: 10px;
}

.form-alert.error {
  background: #fee2e2;
  color: #991b1b;
  border: 1px solid #fca5a5;
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Submit Button */
.btn-submit {
  width: 100%;
  padding: 15px;
  font-size: 1rem;
  justify-content: center;
}

.btn-submit.loading {
  opacity: 0.75;
  cursor: not-allowed;
}

/* Contact Info Sidebar */
.contact-info-wrap {}

.contact-info-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.contact-info-subtitle {
  font-size: 0.9375rem;
  color: var(--text-gray);
  margin-bottom: 32px;
}

.contact-info-cards {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 32px;
}

.contact-info-card {
  display: flex;
  gap: 16px;
  padding: 20px;
  background: var(--off-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--mid-gray);
  transition: all var(--transition-base);
}

.contact-info-card:hover {
  border-color: var(--green-primary);
  background: var(--white);
}

.contact-info-card-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--green-primary), var(--green-light));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-info-card-icon i {
  font-size: 1.2rem;
  color: var(--white);
}

.contact-info-card-label {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-gray);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 4px;
}

.contact-info-card-value {
  font-size: 0.9375rem;
  color: var(--text-dark);
  font-weight: 500;
  line-height: 1.6;
}

.contact-info-card-value a {
  color: var(--green-primary);
  font-weight: 600;
}

/* Maps iframe */
.map-wrap {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--mid-gray);
  box-shadow: var(--shadow-md);
}

.map-wrap iframe {
  width: 100%;
  height: 300px;
  display: block;
  border: none;
}

/* ============================================================
   18. 404 PAGE
   ============================================================ */
.error-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: linear-gradient(135deg, var(--green-dark), var(--green-primary));
  padding: 40px 24px;
}

.error-content {
  max-width: 560px;
}

.error-code {
  font-family: var(--font-heading);
  font-size: clamp(6rem, 15vw, 10rem);
  font-weight: 800;
  color: rgba(255,255,255,0.10);
  line-height: 1;
  margin-bottom: -20px;
  user-select: none;
}

.error-icon {
  font-size: 3rem;
  color: var(--gold);
  margin-bottom: 20px;
}

.error-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 12px;
}

.error-text {
  font-size: 1.0625rem;
  color: rgba(255,255,255,0.75);
  margin-bottom: 32px;
}

.error-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

/* ============================================================
   19. ANIMATIONS (Intersection Observer)
   ============================================================ */
.fade-in {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-left {
  opacity: 0;
  transform: translateX(-32px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(32px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Staggered children */
.stagger-children > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.stagger-children.visible > *:nth-child(1) { opacity: 1; transform: none; transition-delay: 0.05s; }
.stagger-children.visible > *:nth-child(2) { opacity: 1; transform: none; transition-delay: 0.12s; }
.stagger-children.visible > *:nth-child(3) { opacity: 1; transform: none; transition-delay: 0.19s; }
.stagger-children.visible > *:nth-child(4) { opacity: 1; transform: none; transition-delay: 0.26s; }
.stagger-children.visible > *:nth-child(5) { opacity: 1; transform: none; transition-delay: 0.33s; }
.stagger-children.visible > *:nth-child(6) { opacity: 1; transform: none; transition-delay: 0.40s; }

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
  .fade-in, .fade-in-left, .fade-in-right {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .stagger-children > * {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ============================================================
   20. RESPONSIVE STYLES
   ============================================================ */

/* ---- Tablet: ≤ 1024px ---- */
@media (max-width: 1024px) {

  :root {
    --section-padding: 64px 0;
  }

  .about-snippet-grid,
  .about-story-grid,
  .subsidiary-about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

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

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }

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

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

  .subsidiary-detail-card {
    grid-template-columns: 80px 1fr;
  }

  .subsidiary-detail-action {
    grid-column: 2;
    padding-top: 0;
  }

  .timeline::before {
    left: 24px;
  }

  .timeline-item {
    flex-direction: column !important;
    padding-left: 56px;
  }

  .timeline-item .timeline-spacer {
    display: none;
  }

  .timeline-content {
    width: 100%;
  }

  .timeline-dot {
    left: 24px;
    top: 24px;
  }

  .mv-grid {
    grid-template-columns: 1fr;
  }
}

/* ---- Mobile: ≤ 768px ---- */
@media (max-width: 768px) {

  :root {
    --section-padding: 52px 0;
    --nav-height: 64px;
  }

  /* Nav */
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .mobile-menu { display: block; }
  .nav-logo-img { height: 32px; max-width: 150px; }
  .nav-logo-tagline { font-size: 0.55rem; }


  /* Hero */
  .hero-title {
    font-size: 2rem;
  }

  .hero-buttons {
    flex-direction: column;
  }

  .hero-scroll-indicator {
    display: none;
  }

  /* Sections */
  .subsidiaries-grid {
    grid-template-columns: 1fr;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .contact-snippet-grid {
    grid-template-columns: 1fr;
  }

  .values-grid {
    grid-template-columns: 1fr 1fr;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

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

  .diff-grid {
    grid-template-columns: 1fr;
  }

  /* Subsidiary detail cards */
  .subsidiary-detail-card {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .subsidiary-detail-action {
    grid-column: 1;
  }

  /* Forms */
  .form-row {
    grid-template-columns: 1fr;
  }

  .contact-form-wrap {
    padding: 28px 20px;
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-bottom .container {
    flex-direction: column;
    text-align: center;
  }

  /* CTA Bar */
  .cta-bar-buttons {
    flex-direction: column;
    align-items: center;
  }

  /* Page hero */
  .page-hero-title {
    font-size: 1.875rem;
  }

  /* Hero home */
  .hero-home {
    min-height: 85vh;
  }
}

/* ---- Small Mobile: ≤ 480px ---- */
@media (max-width: 480px) {

  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }

  .values-grid {
    grid-template-columns: 1fr;
  }

  .products-grid {
    grid-template-columns: 1fr 1fr;
  }

  .hero-title {
    font-size: 1.75rem;
  }

  .section-title {
    font-size: 1.5rem;
  }

  .btn {
    padding: 12px 22px;
    font-size: 0.875rem;
  }
}