/* ============================================================
   ARGADE GROUP — CORPORATE DESIGN SYSTEM (CSS)
   Aesthetics: Modern Indian Corporate Business Group
   Theme: Light / White corporate palette with Deep Navy Accent
   ============================================================ */

:root {
  /* Core Corporate Palette (Authoritative from prompt) */
  --bg-primary: #FFFFFF;
  --bg-secondary: #F7F8FA;
  --bg-light: #F3F5F7;
  --bg-surface: #FFFFFF;
  
  --text-primary: #111827;
  --text-secondary: #4B5563;
  --text-muted: #6B7280;
  --text-light: #9CA3AF;
  
  --border-color: #E5E7EB;
  --border-light: #F0F2F5;
  
  /* Configurable Corporate Accent */
  --accent-color: #0B3B60;
  --accent-hover: #082942;
  --accent-light: #EBF2F7;
  --accent-subtle: rgba(11, 59, 96, 0.08);
  
  /* Supporting Status Colors */
  --color-success: #059669;
  --color-warning: #D97706;
  --color-danger: #DC2626;

  /* Typography */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;

  /* Elevation Shadows */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.06), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.07), 0 4px 6px -2px rgba(0, 0, 0, 0.03);
  --shadow-hover: 0 12px 24px -4px rgba(11, 59, 96, 0.08), 0 4px 8px -2px rgba(0, 0, 0, 0.03);

  /* Container & Spacing */
  --container-width: 1240px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Base Reset & Typography */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.65;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Accessibility: Skip Link & Focus */
.skip-link {
  position: absolute;
  top: -40px;
  left: 20px;
  background: var(--accent-color);
  color: #fff;
  padding: 8px 16px;
  z-index: 1000;
  border-radius: var(--radius-sm);
  transition: top 0.2s;
  text-decoration: none;
}
.skip-link:focus {
  top: 15px;
}

:focus-visible {
  outline: 2px solid var(--accent-color);
  outline-offset: 2px;
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.2rem, 4vw, 3.25rem); }
h2 { font-size: clamp(1.75rem, 3vw, 2.35rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.6rem); }
h4 { font-size: 1.15rem; }

p {
  color: var(--text-secondary);
  font-size: 1.025rem;
  line-height: 1.7;
  margin-bottom: 1.25rem;
}

a {
  color: var(--accent-color);
  text-decoration: none;
  transition: var(--transition);
}
a:hover {
  color: var(--accent-hover);
}

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

/* Layout Utilities */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.section {
  padding: 88px 0;
}
.section-sm {
  padding: 56px 0;
}
.section-light {
  background-color: var(--bg-secondary);
}
.section-neutral {
  background-color: var(--bg-light);
}

/* Section Header */
.section-header {
  margin-bottom: 56px;
}
.section-header.text-center {
  text-align: center;
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}
.eyebrow {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-color);
  background: var(--accent-subtle);
  padding: 4px 12px;
  border-radius: 4px;
  margin-bottom: 14px;
}
.section-title {
  margin-bottom: 16px;
}
.section-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 600;
  padding: 13px 26px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  line-height: 1.2;
}

.btn-primary {
  background-color: var(--accent-color);
  color: #FFFFFF;
}
.btn-primary:hover {
  background-color: var(--accent-hover);
  color: #FFFFFF;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: transparent;
  color: var(--text-primary);
  border-color: var(--border-color);
}
.btn-secondary:hover {
  background-color: var(--bg-secondary);
  border-color: var(--accent-color);
  color: var(--accent-color);
}

.btn-outline-white {
  background-color: transparent;
  color: #FFFFFF;
  border-color: rgba(255, 255, 255, 0.4);
}
.btn-outline-white:hover {
  background-color: #FFFFFF;
  color: var(--text-primary);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.84rem;
}

/* ============================================================
   STICKY HEADER & NAVIGATION
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
  box-shadow: var(--shadow-xs);
  transition: var(--transition);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-primary);
}

.brand-logo-img {
  height: 42px;
  width: auto;
  max-width: 150px;
  object-fit: contain;
  display: block;
  transition: transform 0.2s ease;
}

.brand-logo:hover .brand-logo-img {
  transform: scale(1.03);
}

.brand-tag-corp {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  color: var(--primary-color);
  background: rgba(11, 59, 96, 0.08);
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  border: 1px solid rgba(11, 59, 96, 0.15);
  line-height: 1.2;
}

.footer-logo-wrapper {
  background: #FFFFFF;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.12);
}

.footer-brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-size: 1.18rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--text-primary);
  line-height: 1.1;
}

.brand-subtitle {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--text-muted);
  text-transform: uppercase;
}

/* Desktop Nav */
.desktop-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 6px 0;
  position: relative;
  transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
  color: var(--accent-color);
  font-weight: 600;
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--accent-color);
  border-radius: 2px;
}

.header-cta {
  display: flex;
  align-items: center;
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--text-primary);
}

.mobile-menu-drawer {
  display: none;
  position: fixed;
  top: 80px;
  left: 0;
  right: 0;
  bottom: 0;
  background: #FFFFFF;
  z-index: 99;
  padding: 24px;
  overflow-y: auto;
  border-top: 1px solid var(--border-color);
}

.mobile-menu-drawer.open {
  display: block;
}

.mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 24px;
}

.mobile-nav-list a {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
  display: block;
  padding: 10px 0;
  border-bottom: 1px solid var(--border-light);
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero-section {
  padding: 72px 0 84px;
  background: linear-gradient(180deg, #FFFFFF 0%, var(--bg-secondary) 100%);
  border-bottom: 1px solid var(--border-color);
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}

.hero-content .eyebrow {
  margin-bottom: 18px;
}

.hero-headline {
  font-size: clamp(2.4rem, 4.2vw, 3.5rem);
  line-height: 1.15;
  color: var(--text-primary);
  margin-bottom: 20px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.hero-subtext {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.68;
  margin-bottom: 32px;
  max-width: 560px;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-visual-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
  background: #FFFFFF;
}

.hero-visual-card img {
  width: 100%;
  height: 440px;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.hero-visual-card:hover img {
  transform: scale(1.02);
}

.hero-badge-overlay {
  position: absolute;
  bottom: 20px;
  left: 20px;
  right: 20px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  padding: 16px 20px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

.hero-badge-title {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--text-primary);
}

.hero-badge-sub {
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

/* ============================================================
   GROUP INTRODUCTION SECTION
   ============================================================ */
.intro-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 48px;
}

.intro-pill-card {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  padding: 32px 28px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xs);
  transition: var(--transition);
}

.intro-pill-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
  border-color: var(--accent-color);
}

.pill-icon {
  width: 48px;
  height: 48px;
  background: var(--accent-light);
  color: var(--accent-color);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.4rem;
}

.intro-pill-card h3 {
  font-size: 1.25rem;
  margin-bottom: 12px;
}

/* ============================================================
   ECOSYSTEM & HIERARCHY SECTION
   ============================================================ */
.ecosystem-diagram {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 44px;
  box-shadow: var(--shadow-sm);
  margin-top: 36px;
}

.ecosystem-root {
  text-align: center;
  max-width: 480px;
  margin: 0 auto 36px;
  padding: 24px;
  background: var(--accent-color);
  color: #FFFFFF;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

.ecosystem-root h3 {
  color: #FFFFFF;
  font-size: 1.5rem;
  margin-bottom: 6px;
}

.ecosystem-root p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.875rem;
  margin-bottom: 0;
}

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

.branch-box {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 28px;
}

.branch-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--border-color);
}

.branch-tag {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 4px;
  background: #FFFFFF;
  border: 1px solid var(--border-color);
}

.branch-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.branch-list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
  transition: var(--transition);
}

.branch-list-item:hover {
  border-color: var(--accent-color);
  color: var(--accent-color);
  transform: translateX(4px);
}

/* ============================================================
   COMPANIES DIRECTORY (3-COLUMN GRID)
   ============================================================ */
.companies-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.company-card {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-xs);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.company-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: var(--accent-color);
}

.company-card-media {
  height: 180px;
  background-color: var(--bg-secondary);
  overflow: hidden;
  position: relative;
}

.company-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.company-card:hover .company-card-media img {
  transform: scale(1.05);
}

.company-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background: #FFFFFF;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 10px;
  border-radius: 4px;
  color: var(--accent-color);
  box-shadow: var(--shadow-xs);
}

.company-card-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.company-category {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--accent-color);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.company-title {
  font-size: 1.25rem;
  margin-bottom: 12px;
  line-height: 1.3;
}

.company-desc {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
  flex: 1;
}

.company-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--border-light);
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent-color);
}

.link-arrow:hover {
  gap: 10px;
}

/* ============================================================
   BRANDS SECTION
   ============================================================ */
.brands-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.brand-card {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  box-shadow: var(--shadow-xs);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.brand-card:hover {
  transform: translateY(-3px);
  border-color: var(--accent-color);
  box-shadow: var(--shadow-hover);
}

.brand-card-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}

.brand-card-title {
  font-size: 1.45rem;
  margin-bottom: 6px;
}

.brand-card-tagline {
  font-size: 0.9375rem;
  font-style: italic;
  color: var(--accent-color);
  margin-bottom: 16px;
}

.brand-card-desc {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 24px;
  flex: 1;
}

.brand-card-assoc {
  font-size: 0.8125rem;
  color: var(--text-muted);
  background: var(--bg-secondary);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
}

/* ============================================================
   EXECUTIVE LEADERSHIP PROFILE
   ============================================================ */
.leadership-showcase {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.leadership-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  align-items: stretch;
}

.leadership-media {
  background-color: var(--bg-secondary);
  position: relative;
  min-height: 480px;
}

.leadership-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.leadership-info {
  padding: 48px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.leader-name {
  font-size: 2rem;
  margin-bottom: 6px;
}

.leader-role {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--accent-color);
  margin-bottom: 24px;
}

.leader-quote {
  border-left: 3px solid var(--accent-color);
  padding-left: 20px;
  font-style: italic;
  font-size: 1.05rem;
  color: var(--text-primary);
  margin: 24px 0;
  line-height: 1.65;
}

/* ============================================================
   SUSTAINABILITY PILLARS
   ============================================================ */
.sustainability-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.sustainability-card {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 32px 26px;
  box-shadow: var(--shadow-xs);
  transition: var(--transition);
}

.sustainability-card:hover {
  transform: translateY(-3px);
  border-color: var(--color-success);
  box-shadow: var(--shadow-hover);
}

.sustainability-card h3 {
  font-size: 1.2rem;
  margin-bottom: 12px;
}

/* ============================================================
   NEWS CARDS
   ============================================================ */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.news-card {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-xs);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.news-card:hover {
  transform: translateY(-3px);
  border-color: var(--accent-color);
  box-shadow: var(--shadow-hover);
}

.news-media {
  height: 190px;
  overflow: hidden;
}

.news-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.news-card:hover .news-media img {
  transform: scale(1.04);
}

.news-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.news-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.news-cat {
  color: var(--accent-color);
  font-weight: 700;
  text-transform: uppercase;
}

.news-title {
  font-size: 1.15rem;
  line-height: 1.35;
  margin-bottom: 12px;
}

.news-excerpt {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 18px;
  flex: 1;
}

/* ============================================================
   CORPORATE CONTACT FORM
   ============================================================ */
.contact-layout {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 48px;
}

.contact-info-panel {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 40px;
}

.contact-detail-block {
  margin-bottom: 32px;
}

.contact-detail-label {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}

.contact-detail-val {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.5;
}

.form-card {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-sm);
}

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

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

.form-group.col-span-2 {
  grid-column: span 2;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  color: var(--text-primary);
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px var(--accent-subtle);
}

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

.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--text-secondary);
  cursor: pointer;
}

.checkbox-label input {
  margin-top: 3px;
  accent-color: var(--accent-color);
}

/* Alerts */
.alert {
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  margin-bottom: 24px;
  font-size: 0.9375rem;
}
.alert-success {
  background-color: #ECFDF5;
  color: #065F46;
  border: 1px solid #A7F3D0;
}
.alert-danger {
  background-color: #FEF2F2;
  color: #991B1B;
  border: 1px solid #FECACA;
}

/* ============================================================
   CORPORATE FOOTER
   ============================================================ */
.site-footer {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding-top: 72px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 56px;
}

.footer-brand-desc {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin: 16px 0 24px;
  max-width: 320px;
}

.footer-col-title {
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-primary);
  margin-bottom: 20px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: var(--text-secondary);
  font-size: 0.9125rem;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--accent-color);
  transform: translateX(2px);
}

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.footer-legal-links {
  display: flex;
  gap: 20px;
}

.footer-legal-links a {
  color: var(--text-muted);
}
.footer-legal-links a:hover {
  color: var(--text-primary);
}

/* ============================================================
   BREADCRUMBS & PAGE HEADERS
   ============================================================ */
.page-header {
  padding: 56px 0 44px;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
}

.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.breadcrumbs a {
  color: var(--text-secondary);
}

.breadcrumbs a:hover {
  color: var(--accent-color);
}

.breadcrumbs span.current {
  color: var(--text-primary);
  font-weight: 600;
}

/* Detail Page Layouts */
.detail-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 48px;
  padding: 64px 0;
}

.detail-card {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 36px;
  margin-bottom: 32px;
}

.detail-sidebar-box {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 28px;
  margin-bottom: 24px;
}

/* Timeline */
.timeline {
  position: relative;
  padding-left: 36px;
  margin-top: 36px;
}
.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 11px;
  width: 2px;
  background: var(--border-color);
}
.timeline-item {
  position: relative;
  margin-bottom: 36px;
}
.timeline-dot {
  position: absolute;
  left: -36px;
  top: 4px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #FFFFFF;
  border: 3px solid var(--accent-color);
}
.timeline-content {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 22px 24px;
}

/* ============================================================
   RESPONSIVE DESIGN (Media Queries)
   ============================================================ */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero-visual-card img {
    height: 380px;
  }
  .intro-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .companies-grid,
  .brands-grid,
  .sustainability-grid,
  .news-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .leadership-grid {
    grid-template-columns: 1fr;
  }
  .leadership-media {
    min-height: 360px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .contact-layout {
    grid-template-columns: 1fr;
  }
  .detail-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .desktop-nav,
  .header-cta {
    display: none;
  }
  .mobile-toggle {
    display: block;
  }
  .section {
    padding: 60px 0;
  }
  .intro-grid,
  .companies-grid,
  .brands-grid,
  .sustainability-grid,
  .news-grid {
    grid-template-columns: 1fr;
  }
  .ecosystem-branches {
    grid-template-columns: 1fr;
  }
  .form-grid {
    grid-template-columns: 1fr;
  }
  .form-group.col-span-2 {
    grid-column: span 1;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}