/* ==========================================================================
   GRUPO CPS - CORPORATE HIGH-TECH DESIGN SYSTEM (PALO ALTO NETWORKS STYLE)
   Light enterprise aesthetic, deep navy contrast, cyber blue/orange accents.
   ========================================================================== */

:root {
  /* Color Palette */
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-tertiary: #f1f5f9;
  --bg-accent-subtle: #eff6ff;
  --bg-dark: #0b1528;
  --bg-dark-card: #111e38;

  --border-light: #e2e8f0;
  --border-subtle: #f1f5f9;
  --border-focus: #0f62fe;

  --text-main: #0f172a;
  --text-muted: #475569;
  --text-light: #64748b;
  --text-white: #ffffff;

  --brand-blue: #0f62fe;
  --brand-blue-hover: #0043ce;
  --brand-blue-light: #e8f1ff;
  --brand-cyan: #00d2ff;
  --brand-orange: #fa582d;
  --brand-orange-hover: #e04419;
  --brand-orange-light: #fff0eb;
  --brand-navy: #001d6c;

  /* Typography */
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.08), 0 2px 4px -2px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.08), 0 4px 6px -4px rgba(15, 23, 42, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.1), 0 8px 10px -6px rgba(15, 23, 42, 0.04);
  --shadow-blue: 0 8px 30px -4px rgba(15, 98, 254, 0.25);

  /* Spacing & Radii */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
}

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

html {
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.5;
  color: var(--text-main);
  background-color: var(--bg-primary);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  overflow-x: hidden;
  background-color: var(--bg-primary);
}

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

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

ul, ol {
  list-style: none;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

/* Container */
.container {
  width: 100%;
  max-width: 1240px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.container-narrow {
  max-width: 900px;
}

/* Top Notification Bar (Palo Alto Networks style) */
.top-bar {
  background: var(--brand-navy);
  color: #e2e8f0;
  font-size: 0.8125rem;
  font-weight: 500;
  padding: 0.5rem 1rem;
  text-align: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.top-bar a {
  color: var(--brand-cyan);
  text-decoration: underline;
  font-weight: 600;
  margin-left: 0.5rem;
}

.top-bar a:hover {
  color: #ffffff;
}

/* Main Navigation Header */
.main-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.03);
}

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

.brand-capsule {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  text-decoration: none;
}

.brand-capsule .logo-cps {
  height: 38px;
  width: auto;
  object-fit: contain;
}

.brand-capsule .brand-sep {
  width: 1px;
  height: 28px;
  background: var(--border-light);
}

.brand-capsule .logo-ibm {
  height: 34px;
  width: auto;
  object-fit: contain;
}

/* Desktop Navigation */
.desktop-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-item {
  position: relative;
  white-space: nowrap;
}

.nav-link {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-muted);
  padding: 0.5rem 0.25rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: color var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
  color: var(--brand-blue);
}

.nav-link svg.chevron {
  width: 14px;
  height: 14px;
  transition: transform var(--transition-fast);
}

.nav-item:hover .nav-link svg.chevron {
  transform: rotate(180deg);
}

/* Dropdown Menu */
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: -20px;
  min-width: 280px;
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  padding: 0.75rem 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all var(--transition-normal);
  z-index: 1010;
}

.nav-item:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-link {
  display: flex;
  flex-direction: column;
  padding: 0.65rem 1.25rem;
  color: var(--text-main);
  transition: background var(--transition-fast);
}

.dropdown-link:hover {
  background: var(--bg-secondary);
}

.dropdown-link .title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-main);
}

.dropdown-link .desc {
  font-size: 0.75rem;
  color: var(--text-light);
  margin-top: 0.15rem;
}

/* Header CTAs */
.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--brand-blue);
  color: #ffffff;
}

.btn-primary:hover {
  background: var(--brand-blue-hover);
  box-shadow: var(--shadow-blue);
  color: #ffffff;
}

.btn-orange {
  background: var(--brand-orange);
  color: #ffffff;
}

.btn-orange:hover {
  background: var(--brand-orange-hover);
  color: #ffffff;
}

.btn-outline {
  background: transparent;
  color: var(--text-main);
  border-color: var(--border-light);
}

.btn-outline:hover {
  background: var(--bg-secondary);
  border-color: #cbd5e1;
}

.btn-lg {
  padding: 0.875rem 1.75rem;
  font-size: 1rem;
  border-radius: var(--radius-md);
}

/* Mobile Hamburger Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--text-main);
}

.mobile-toggle svg {
  width: 28px;
  height: 28px;
}

/* Mobile Navigation Drawer */
.mobile-drawer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: #ffffff;
  z-index: 2000;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  visibility: hidden;
  pointer-events: none;
  transition: transform var(--transition-normal), visibility var(--transition-normal);
  overflow-y: auto;
}

.mobile-drawer.open {
  transform: translateX(0);
  visibility: visible;
  pointer-events: auto;
}

.mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-light);
}

.mobile-nav-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.mobile-nav-link {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-main);
  display: block;
}

.mobile-nav-link.highlight {
  color: var(--brand-blue);
}

/* Hero Section (Palo Alto Networks Inspired) */
.hero-section {
  position: relative;
  padding: 4.5rem 0 5rem;
  background: radial-gradient(circle at 85% 15%, rgba(15, 98, 254, 0.05) 0%, transparent 60%),
              radial-gradient(circle at 10% 85%, rgba(250, 88, 45, 0.04) 0%, transparent 50%),
              #ffffff;
  overflow: hidden;
  border-bottom: 1px solid var(--border-light);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 3.5rem;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.875rem;
  background: var(--bg-accent-subtle);
  border: 1px solid #bfdbfe;
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--brand-blue);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 1.5rem;
}

.hero-pill .dot {
  width: 8px;
  height: 8px;
  background: var(--brand-blue);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.3); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

.hero-title {
  font-size: 3.25rem;
  line-height: 1.12;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
}

.hero-title .gradient-text {
  background: linear-gradient(135deg, var(--brand-blue) 0%, #0043ce 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.1875rem;
  line-height: 1.6;
  color: var(--text-muted);
  margin-bottom: 2rem;
  max-width: 580px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.hero-trust-chips {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-light);
}

.trust-chip {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-muted);
}

.trust-chip svg {
  color: var(--brand-blue);
  width: 18px;
  height: 18px;
}

/* Hero Showcase Card (Bob & Watson Didactic Box) */
.hero-card {
  position: relative;
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  padding: 2.25rem;
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.hero-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--brand-blue), var(--brand-cyan), var(--brand-orange));
  border-top-left-radius: var(--radius-xl);
  border-top-right-radius: var(--radius-xl);
}

.hero-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.bob-avatar-box {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.bob-avatar-img {
  width: 64px;
  height: 64px;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  padding: 0.25rem;
  object-fit: contain;
  box-shadow: var(--shadow-sm);
}

.bob-avatar-text h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-main);
}

.bob-avatar-text p {
  font-size: 0.8125rem;
  color: var(--brand-blue);
  font-weight: 600;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.75rem;
  background: #dcfce7;
  color: #15803d;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: var(--radius-full);
}

.status-badge .dot {
  width: 6px;
  height: 6px;
  background: #15803d;
  border-radius: 50%;
}

.agent-code-box {
  background: #0f172a;
  border-radius: var(--radius-md);
  padding: 1.25rem;
  color: #e2e8f0;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  line-height: 1.5;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.4);
}

.code-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 0.5rem;
  margin-bottom: 0.75rem;
  color: #94a3b8;
  font-size: 0.75rem;
}

.code-line.green { color: #4ade80; }
.code-line.cyan { color: #38bdf8; }
.code-line.yellow { color: #facc15; }

.hero-stats-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.stat-item {
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1rem;
}

.stat-number {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--brand-blue);
}

.stat-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-light);
  margin-top: 0.15rem;
}

/* Strategic Partners Grid (High-Contrast Logos) */
.partners-section {
  padding: 3rem 0;
  background: #ffffff;
  border-bottom: 1px solid var(--border-light);
}

.partners-intro {
  text-align: center;
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 2rem;
}

.partners-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
}

.partner-logo-item {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 0.5rem;
  opacity: 0.85;
  transition: all var(--transition-fast);
}

.partner-logo-item:hover {
  opacity: 1;
  transform: translateY(-2px);
}

.partner-logo-item img {
  max-height: 38px;
  width: auto;
  object-fit: contain;
}

/* Sections Common Header */
.section {
  padding: 5rem 0;
}

.section-alt {
  background: var(--bg-secondary);
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 3.5rem;
}

.section-tag {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--brand-orange);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: 2.375rem;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.section-desc {
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--text-muted);
}

/* Didactic IBM Bob Architecture Section */
.didactic-pipeline {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  position: relative;
  margin-top: 2rem;
}

.pipeline-card {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-md);
  position: relative;
  transition: all var(--transition-normal);
}

.pipeline-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: #cbd5e1;
}

.pipeline-step-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--bg-accent-subtle);
  color: var(--brand-blue);
  font-weight: 800;
  font-size: 0.9375rem;
  margin-bottom: 1.25rem;
}

.pipeline-card h4 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.75rem;
}

.pipeline-card p {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.pipeline-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.pipeline-tag {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.6rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
}

/* Solutions Portfolio Bento Cards */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.solution-card {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.solution-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
  border-color: var(--brand-blue);
}

.solution-img-wrapper {
  position: relative;
  width: 100%;
  height: 200px;
  overflow: hidden;
  background: var(--bg-tertiary);
}

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

.solution-card:hover .solution-img-wrapper img {
  transform: scale(1.05);
}

.solution-pill {
  position: absolute;
  top: 1rem;
  left: 1rem;
  padding: 0.25rem 0.75rem;
  background: rgba(11, 21, 40, 0.85);
  backdrop-filter: blur(4px);
  color: #ffffff;
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-full);
}

.solution-content {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.solution-id {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--brand-blue);
  letter-spacing: 0.05em;
  margin-bottom: 0.35rem;
}

.solution-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.solution-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

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

.solution-link {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--brand-blue);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.solution-link:hover {
  color: var(--brand-blue-hover);
  text-decoration: underline;
}

/* Why Grupo CPS / Authority Metrics */
.authority-section {
  background: var(--bg-dark);
  color: #ffffff;
  padding: 5rem 0;
  position: relative;
}

.authority-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.authority-item {
  padding: 1.5rem;
}

.authority-val {
  font-size: 3rem;
  font-weight: 800;
  color: var(--brand-cyan);
  line-height: 1;
  margin-bottom: 0.75rem;
}

.authority-label {
  font-size: 1rem;
  font-weight: 600;
  color: #e2e8f0;
  margin-bottom: 0.35rem;
}

.authority-sub {
  font-size: 0.8125rem;
  color: #94a3b8;
}

/* Contact CTA Section */
.contact-section {
  padding: 5rem 0;
  background: #ffffff;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: start;
}

.contact-info h3 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 1rem;
  line-height: 1.2;
}

.contact-info p {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 2rem;
}

.contact-card-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-detail-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.contact-icon-box {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--bg-accent-subtle);
  color: var(--brand-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-detail-text h4 {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--text-main);
}

.contact-detail-text p, .contact-detail-text a {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-top: 0.15rem;
}

/* Contact Form Box */
.contact-form-box {
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
}

.contact-form-box h4 {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.5rem;
}

.contact-form-box p.form-sub {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 1.75rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 0.35rem;
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  color: var(--text-main);
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--brand-blue);
  box-shadow: 0 0 0 3px rgba(15, 98, 254, 0.15);
}

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

.form-status {
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 1rem;
  display: none;
}

.form-status.success {
  background: #dcfce7;
  color: #166534;
  border: 1px solid #bbf7d0;
  display: block;
}

.form-status.error {
  background: #fee2e2;
  color: #991b1b;
  border: 1px solid #fecaca;
  display: block;
}

/* Footer Section (Guadalajara HQ only - Zero CDMX) */
.footer {
  background: #070d19;
  color: #94a3b8;
  padding: 4.5rem 0 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-brand .footer-logos {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
}

.footer-brand .footer-logos img {
  height: 32px;
  width: auto;
  filter: brightness(0) invert(1);
  opacity: 0.9;
}

.footer-desc {
  font-size: 0.875rem;
  line-height: 1.6;
  color: #94a3b8;
  max-width: 320px;
}

.footer-col h5 {
  font-size: 0.875rem;
  font-weight: 700;
  color: #ffffff;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 1.25rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-link {
  font-size: 0.875rem;
  color: #94a3b8;
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: #ffffff;
}

.footer-address {
  font-size: 0.875rem;
  line-height: 1.6;
  color: #94a3b8;
}

.footer-address strong {
  color: #ffffff;
  display: block;
  margin-bottom: 0.25rem;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8125rem;
  flex-wrap: wrap;
  gap: 1rem;
}

/* ==========================================================================
   RESPONSIVE DESIGN & STRICT MOBILE QA RULES
   ========================================================================== */

@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .hero-title {
    font-size: 2.75rem;
  }

  .didactic-pipeline {
    grid-template-columns: 1fr;
  }

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

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

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

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

@media (max-width: 768px) {
  .top-bar {
    font-size: 0.75rem;
    padding: 0.4rem 0.75rem;
  }

  .nav-container {
    height: 70px;
  }

  .brand-capsule .logo-cps {
    height: 30px;
  }

  .brand-capsule .logo-ibm {
    height: 26px;
  }

  .desktop-nav, .header-actions {
    display: none;
  }

  .mobile-toggle {
    display: block;
  }

  .hero-section {
    padding: 3rem 0 3.5rem;
  }

  .hero-title {
    font-size: 2rem;
    line-height: 1.2;
    word-break: normal;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .btn {
    white-space: normal;
    text-align: center;
    max-width: 100%;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .hero-card {
    padding: 1.5rem;
  }

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

  .partners-grid {
    gap: 1.5rem;
  }

  .partner-logo-item {
    height: 36px;
  }

  .partner-logo-item img {
    max-height: 28px;
  }

  .section {
    padding: 3.5rem 0;
  }

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

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

  .authority-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .contact-form-box {
    padding: 1.5rem;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

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

/* ==========================================================================
   PRODUCT DETAIL PAGES (PALO ALTO LIGHT THEME ADAPTATION)
   ========================================================================== */

.prod-hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3.5rem;
  align-items: center;
  margin-bottom: 3.5rem;
}

@media (max-width: 992px) {
  .prod-hero-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

.sku-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--brand-blue);
  background: var(--bg-accent-subtle);
  border: 1px solid #bfdbfe;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  margin-bottom: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.prod-hero-title {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.2;
  color: var(--text-main);
  margin-bottom: 1rem;
}

.prod-desc {
  font-size: 1.0625rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 2rem;
}

.hero-slas-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-light);
}

@media (max-width: 640px) {
  .hero-slas-bar {
    grid-template-columns: 1fr;
  }
}

.sla-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1rem;
  text-align: center;
}

.sla-metric {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--brand-blue);
  line-height: 1.1;
  margin-bottom: 0.25rem;
}

.sla-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-light);
  line-height: 1.3;
}

.hero-visual-card {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 1.75rem;
  box-shadow: var(--shadow-lg);
}

.hero-scenario-img {
  width: 100%;
  height: 240px;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: 1.25rem;
}

.buyer-quote-box {
  background: var(--bg-secondary);
  border-left: 4px solid var(--brand-blue);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 1.25rem;
  margin-bottom: 1.25rem;
}

.buyer-quote-text {
  font-size: 0.9375rem;
  color: var(--text-main);
  font-style: italic;
  line-height: 1.55;
  margin-bottom: 0.75rem;
}

.buyer-profile-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.buyer-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--brand-blue);
}

.buyer-meta strong {
  display: block;
  font-size: 0.875rem;
  color: var(--text-main);
}

.buyer-meta span {
  font-size: 0.75rem;
  color: var(--brand-blue);
  font-weight: 600;
}

.content-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 3rem 0;
}

.sec-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--brand-orange);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
}

.sec-title {
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 1rem;
}

.sec-intro {
  font-size: 1.0625rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 2.5rem;
}

.bento-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
  margin-bottom: 3.5rem;
}

@media (max-width: 992px) {
  .bento-grid {
    grid-template-columns: 1fr;
  }
}

.bento-card {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.bento-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: #cbd5e1;
}

.bento-card.danger {
  border-top: 4px solid #ef4444;
}

.bento-card.success {
  border-top: 4px solid #10b981;
}

.bento-card h4 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.75rem;
}

.bento-card p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.55;
}

.arch-pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 3rem;
}

@media (max-width: 992px) {
  .arch-pillars-grid {
    grid-template-columns: 1fr;
  }
}

.arch-pillar {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.pillar-num {
  font-size: 0.8125rem;
  font-weight: 800;
  color: var(--brand-blue);
  margin-bottom: 0.5rem;
}

.arch-pillar h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.5rem;
}

.arch-pillar p {
  font-size: 0.8125rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.btn-center {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}