/* ==========================================================================
   DataCentrum s.r.o. - Modern Enterprise Corporate Stylesheet
   Ultra-fast, fully responsive, zero-node runtime web architecture
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=Inter:wght@400;500;600;700&display=swap');

:root {
  --primary: #0062cc;
  --primary-hover: #004fb0;
  --primary-light: #eff6ff;
  --primary-dark: #003e8c;
  
  --accent: #0ea5e9;
  --accent-hover: #0284c7;
  --accent-light: #f0f9ff;
  
  --text-main: #0f172a;
  --text-muted: #475569;
  --text-light: #94a3b8;
  --text-white: #ffffff;
  
  --bg-body: #ffffff;
  --bg-light: #f8fafc;
  --bg-card: #ffffff;
  --bg-dark: #070e1e;
  --bg-dark-card: #0d182e;
  
  --border: #e2e8f0;
  --border-light: #f1f5f9;
  --border-focus: #38bdf8;
  
  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 2px 4px 0 rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 12px -2px rgba(15, 23, 42, 0.08), 0 2px 6px -1px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 12px 24px -4px rgba(15, 23, 42, 0.1), 0 4px 8px -2px rgba(15, 23, 42, 0.05);
  --shadow-xl: 0 24px 40px -8px rgba(15, 23, 42, 0.14), 0 8px 16px -4px rgba(15, 23, 42, 0.06);
  --shadow-glow: 0 0 30px rgba(14, 165, 233, 0.25);
  
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  --font-sans: 'Plus Jakarta Sans', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --container-max: 1240px;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-main);
  background-color: var(--bg-body);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

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

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

a:hover {
  color: var(--primary-hover);
}

ul, ol {
  list-style: none;
}

/* ==========================================================================
   Typography & Helpers
   ========================================================================== */

h1, h2, h3, h4, h5, h6 {
  color: var(--text-main);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.025em;
}

h1 { font-size: clamp(2rem, 4vw + 0.5rem, 3.125rem); }
h2 { font-size: clamp(1.625rem, 3vw, 2.375rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.625rem); }
h4 { font-size: 1.15rem; }

p {
  margin-bottom: 1rem;
  color: var(--text-muted);
  line-height: 1.7;
}

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

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

@media (max-width: 640px) {
  .container {
    padding-left: 1.125rem;
    padding-right: 1.125rem;
  }
}

.section {
  padding: 5.5rem 0;
}

.section-sm {
  padding: 3rem 0;
}

@media (max-width: 768px) {
  .section {
    padding: 3.5rem 0;
  }
  .section-sm {
    padding: 2.25rem 0;
  }
}

.bg-light {
  background-color: var(--bg-light);
}

.bg-dark {
  background-color: var(--bg-dark);
  color: #f1f5f9;
}

.bg-dark h1, .bg-dark h2, .bg-dark h3, .bg-dark h4 {
  color: #ffffff;
}

.bg-dark p {
  color: #94a3b8;
}

.text-center { text-align: center; }
.text-primary { color: var(--primary) !important; }

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.875rem;
  background-color: var(--primary-light);
  border: 1px solid rgba(0, 98, 204, 0.15);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-radius: var(--radius-full);
  margin-bottom: 1rem;
}

.section-title {
  margin-bottom: 1rem;
  letter-spacing: -0.03em;
}

.section-subtitle {
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
  font-size: 1.0625rem;
  color: var(--text-muted);
  line-height: 1.65;
}

@media (max-width: 640px) {
  .section-subtitle {
    font-size: 0.95rem;
  }
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 600;
  font-size: 0.9375rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  white-space: nowrap;
  letter-spacing: -0.01em;
}

.btn-primary {
  background: linear-gradient(135deg, #0066d6 0%, #004fb0 100%);
  color: #ffffff;
  box-shadow: 0 4px 14px 0 rgba(0, 98, 204, 0.32);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #0070eb 0%, #0056c6 100%);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px 0 rgba(0, 98, 204, 0.42);
}

.btn-primary:active {
  transform: translateY(0);
}

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

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

.btn-outline-white {
  background-color: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.2);
  color: #ffffff;
  backdrop-filter: blur(8px);
}

.btn-outline-white:hover {
  border-color: #ffffff;
  background-color: rgba(255, 255, 255, 0.15);
  color: #ffffff;
  transform: translateY(-2px);
}

.btn-sm {
  padding: 0.5rem 1.125rem;
  font-size: 0.875rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 0.875rem 1.875rem;
  font-size: 1.025rem;
}

/* ==========================================================================
   Top Bar (Desktop Only)
   ========================================================================== */

.topbar {
  background-color: #060b17;
  color: #94a3b8;
  font-size: 0.8125rem;
  padding: 0.45rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.topbar-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.topbar-left, .topbar-right {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.topbar-link {
  color: #cbd5e1;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 500;
}

.topbar-link:hover {
  color: #38bdf8;
}

.topbar-icon {
  width: 14px;
  height: 14px;
  opacity: 0.85;
}

/* Hide topbar completely on mobile for clean screen real estate */
@media (max-width: 768px) {
  .topbar {
    display: none !important;
  }
}

/* ==========================================================================
   Header & Sticky Navigation
   ========================================================================== */

.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
  box-shadow: var(--shadow-xs);
  transition: var(--transition);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
  border-bottom-color: var(--border);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}

@media (max-width: 768px) {
  .nav-container {
    height: 62px;
  }
}

.logo-wrapper {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.logo-img {
  height: 44px;
  width: auto;
  transition: transform 0.2s ease;
}

@media (max-width: 768px) {
  .logo-img {
    height: 34px;
  }
}

.navbar {
  display: flex;
  align-items: center;
  gap: 0.15rem;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.55rem 0.85rem;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-main);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.nav-link:hover, .nav-link.active {
  color: var(--primary);
  background-color: var(--primary-light);
}

.dropdown-arrow {
  width: 12px;
  height: 12px;
  transition: transform 0.2s ease;
}

/* Desktop Dropdown Menu */
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 290px;
  background: #ffffff;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border);
  padding: 0.5rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: var(--transition);
  z-index: 100;
}

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

.nav-item:hover .dropdown-arrow {
  transform: rotate(180deg);
}

.dropdown-link {
  display: block;
  padding: 0.65rem 0.875rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-main);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.dropdown-link:hover, .dropdown-link.active {
  background-color: var(--primary-light);
  color: var(--primary);
  transform: translateX(4px);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.625rem;
}

/* Quick call icon in mobile navbar */
.nav-phone-btn {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--primary-light);
  color: var(--primary);
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(0, 98, 204, 0.15);
  transition: var(--transition);
}

.nav-phone-btn:hover {
  background: var(--primary);
  color: #ffffff;
}

.mobile-menu-btn {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--bg-light);
  border: 1px solid var(--border);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  color: var(--text-main);
  transition: var(--transition);
}

.mobile-menu-btn:hover {
  background: #e2e8f0;
}

@media (max-width: 1024px) {
  .navbar { display: none; }
  .mobile-menu-btn { display: flex; }
  .nav-phone-btn { display: flex; }
  .nav-cta-desktop { display: none !important; }
}

/* ==========================================================================
   Mobile Nav Drawer & Accordion
   ========================================================================== */

.mobile-drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  max-width: 380px;
  height: 100vh;
  background: #ffffff;
  box-shadow: -10px 0 35px rgba(0, 0, 0, 0.2);
  z-index: 2000;
  display: flex;
  flex-direction: column;
  transition: right 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  overflow-y: auto;
}

.mobile-drawer.open {
  right: 0;
}

.mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.125rem 1.25rem;
  border-bottom: 1px solid var(--border);
  background: #ffffff;
  position: sticky;
  top: 0;
  z-index: 10;
}

.mobile-drawer-close {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--bg-light);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-main);
  transition: var(--transition);
}

.mobile-drawer-close:hover {
  background: #fee2e2;
  color: #dc2626;
  border-color: #fca5a5;
}

.mobile-drawer-body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  flex-grow: 1;
}

.mobile-nav-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.8rem 0.75rem;
  font-size: 0.975rem;
  font-weight: 600;
  color: var(--text-main);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.mobile-nav-link:hover, .mobile-nav-link.active {
  background: var(--primary-light);
  color: var(--primary);
}

/* Accordion in Mobile Menu */
.mobile-accordion-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.8rem 0.75rem;
  font-size: 0.975rem;
  font-weight: 600;
  color: var(--text-main);
  background: transparent;
  border: none;
  cursor: pointer;
  border-radius: var(--radius-sm);
  font-family: inherit;
  text-align: left;
  transition: var(--transition);
}

.mobile-accordion-btn:hover {
  background: var(--primary-light);
  color: var(--primary);
}

.mobile-accordion-btn .accordion-arrow {
  width: 14px;
  height: 14px;
  transition: transform 0.25s ease;
}

.mobile-accordion-btn.active .accordion-arrow {
  transform: rotate(180deg);
}

.mobile-accordion-content {
  display: none;
  padding: 0.35rem 0 0.5rem 1rem;
  flex-direction: column;
  gap: 0.25rem;
  border-left: 2px solid var(--border);
  margin-left: 0.85rem;
}

.mobile-accordion-content.open {
  display: flex;
}

.mobile-sub-link {
  display: block;
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  border-radius: var(--radius-xs);
  transition: var(--transition);
}

.mobile-sub-link:hover {
  color: var(--primary);
  background: var(--primary-light);
}

.mobile-drawer-footer {
  margin-top: auto;
  padding: 1.25rem;
  background: var(--bg-light);
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.mobile-drawer-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(11, 19, 41, 0.65);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 1999;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.mobile-drawer-overlay.open {
  opacity: 1;
  visibility: visible;
}

/* ==========================================================================
   Hero Section - Corporate High-End Dark
   ========================================================================== */

.hero {
  position: relative;
  padding: 5.5rem 0 4.5rem;
  background: 
    radial-gradient(900px circle at 85% 15%, rgba(14, 165, 233, 0.2), transparent 70%),
    radial-gradient(750px circle at 15% 85%, rgba(0, 98, 204, 0.24), transparent 70%),
    linear-gradient(180deg, #070e1e 0%, #0c172c 100%);
  color: #ffffff;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: center;
  gap: 3.5rem;
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.95rem;
  background: rgba(14, 165, 233, 0.12);
  border: 1px solid rgba(56, 189, 248, 0.3);
  color: #38bdf8;
  font-size: 0.8125rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  margin-bottom: 1.25rem;
  backdrop-filter: blur(6px);
}

.hero-title {
  color: #ffffff;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.25rem;
  letter-spacing: -0.03em;
}

.hero-title span {
  background: linear-gradient(90deg, #38bdf8 0%, #60a5fa 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-lead {
  font-size: 1.125rem;
  line-height: 1.7;
  color: #cbd5e1;
  margin-bottom: 2rem;
  max-width: 600px;
}

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

.hero-image-wrap {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero-card-preview {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: 2rem;
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.45);
  width: 100%;
  max-width: 440px;
}

.hero-stat-badge {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.15rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: var(--radius-md);
  margin-bottom: 0.875rem;
  border-left: 4px solid #38bdf8;
  transition: var(--transition);
}

.hero-stat-badge:hover {
  background: rgba(255, 255, 255, 0.08);
  transform: translateX(4px);
}

.hero-stat-badge:last-child {
  margin-bottom: 0;
}

.hero-stat-number {
  font-size: 1.625rem;
  font-weight: 800;
  color: #ffffff;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.hero-stat-label {
  font-size: 0.8125rem;
  color: #cbd5e1;
  line-height: 1.35;
}

/* Responsive Hero on Mobile */
@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}

@media (max-width: 640px) {
  .hero {
    padding: 2.5rem 0 3rem;
  }
  .hero-badge {
    font-size: 0.725rem;
    padding: 0.3rem 0.75rem;
    margin-bottom: 1rem;
    max-width: 100%;
    white-space: normal;
    line-height: 1.3;
  }
  .hero-title {
    font-size: 1.85rem;
    line-height: 1.2;
    margin-bottom: 1rem;
  }
  .hero-lead {
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
  }
  .hero-actions {
    flex-direction: column;
    width: 100%;
    gap: 0.75rem;
  }
  .hero-actions .btn {
    width: 100%;
  }
  .hero-card-preview {
    padding: 1.5rem 1.25rem;
  }
  .hero-stat-number {
    font-size: 1.45rem;
  }
}

/* ==========================================================================
   Metrics Bar
   ========================================================================== */

.metrics-section {
  background: #ffffff;
  padding: 2.75rem 0;
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-xs);
  position: relative;
  z-index: 10;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.metric-item {
  text-align: center;
  padding: 0.75rem;
}

.metric-number {
  font-size: 2.375rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.1;
  margin-bottom: 0.35rem;
  letter-spacing: -0.03em;
}

.metric-label {
  font-size: 0.875rem;
  color: var(--text-muted);
  font-weight: 600;
}

@media (max-width: 768px) {
  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }
  .metric-number {
    font-size: 1.875rem;
  }
  .metric-label {
    font-size: 0.8125rem;
  }
}

/* ==========================================================================
   Pillars / Feature Cards
   ========================================================================== */

.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
  border-color: #93c5fd;
}

.feature-icon-wrap {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-md);
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  border: 1px solid rgba(0, 98, 204, 0.12);
}

.feature-card-title {
  font-size: 1.3rem;
  margin-bottom: 0.875rem;
}

.feature-card-desc {
  color: var(--text-muted);
  font-size: 0.9375rem;
  line-height: 1.65;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.feature-card-link {
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  color: var(--primary);
  font-size: 0.925rem;
}

.feature-card-link:hover {
  gap: 0.625rem;
}

@media (max-width: 900px) {
  .cards-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
    margin-top: 2rem;
  }
  .feature-card {
    padding: 1.75rem;
  }
}

/* ==========================================================================
   Solutions Grid
   ========================================================================== */

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

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

.solution-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: #93c5fd;
}

.solution-img-wrap {
  width: 100%;
  height: 190px;
  background: #f1f5f9;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

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

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

.solution-body {
  padding: 1.625rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.solution-badge {
  align-self: flex-start;
  font-size: 0.725rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--primary);
  background: var(--primary-light);
  padding: 0.25rem 0.625rem;
  border-radius: var(--radius-full);
  margin-bottom: 0.75rem;
}

.solution-title {
  font-size: 1.2rem;
  margin-bottom: 0.75rem;
  line-height: 1.35;
}

.solution-title a {
  color: var(--text-main);
}

.solution-title a:hover {
  color: var(--primary);
}

.solution-desc {
  font-size: 0.925rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

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

@media (max-width: 1024px) {
  .solutions-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .solutions-grid {
    grid-template-columns: 1fr;
    margin-top: 2rem;
  }
  .solution-img-wrap {
    height: 175px;
  }
  .solution-body {
    padding: 1.25rem;
  }
}

/* ==========================================================================
   QI System Detail & Modules
   ========================================================================== */

.qi-showcase-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

.modules-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.module-card {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.625rem;
  transition: var(--transition);
}

.module-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
}

.module-card h4 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.module-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  margin-top: 0.75rem;
}

.module-tag {
  background: var(--bg-light);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.75rem;
  padding: 0.25rem 0.55rem;
  border-radius: 4px;
}

@media (max-width: 900px) {
  .qi-showcase-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .modules-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
}

/* ==========================================================================
   References Logos Grid
   ========================================================================== */

.references-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1.25rem;
  margin-top: 2.5rem;
}

.reference-item {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 110px;
  transition: var(--transition);
}

.reference-item:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.reference-logo {
  max-width: 100%;
  max-height: 75px;
  object-fit: contain;
  filter: grayscale(85%);
  opacity: 0.85;
  transition: var(--transition);
}

.reference-item:hover .reference-logo {
  filter: grayscale(0%);
  opacity: 1;
}

@media (max-width: 1024px) {
  .references-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
  }
}

@media (max-width: 640px) {
  .references-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
  }
  .reference-item {
    height: 90px;
    padding: 0.5rem;
  }
  .reference-logo {
    max-height: 60px;
  }
}

@media (max-width: 420px) {
  .references-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ==========================================================================
   Page Headers (Subpages)
   ========================================================================== */

.page-header {
  background: 
    radial-gradient(800px circle at 85% 15%, rgba(14, 165, 233, 0.18), transparent 70%),
    linear-gradient(180deg, #070e1e 0%, #0c172c 100%);
  color: #ffffff;
  padding: 3.75rem 0 3.25rem;
  position: relative;
}

@media (max-width: 640px) {
  .page-header {
    padding: 2.25rem 0 2rem;
  }
}

.page-header h1 {
  color: #ffffff;
  margin-bottom: 0.75rem;
  letter-spacing: -0.03em;
}

.breadcrumbs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: #94a3b8;
  margin-bottom: 1rem;
}

.breadcrumbs a {
  color: #cbd5e1;
}

.breadcrumbs a:hover {
  color: #38bdf8;
}

.breadcrumbs span {
  opacity: 0.6;
}

/* ==========================================================================
   Contact Page & Modern Form
   ========================================================================== */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 3.5rem;
}

.contact-info-card {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  box-shadow: var(--shadow-sm);
}

.contact-item {
  display: flex;
  gap: 1.125rem;
  margin-bottom: 1.75rem;
}

.contact-item:last-child {
  margin-bottom: 0;
}

.contact-icon-box {
  width: 46px;
  height: 46px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 1px solid rgba(0, 98, 204, 0.12);
}

.contact-item-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
}

.contact-item-desc {
  color: var(--text-muted);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.form-card {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  box-shadow: var(--shadow-sm);
}

/* Modern Segmented Form Tabs */
.form-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  background: #f1f5f9;
  border: 1px solid var(--border);
  padding: 4px;
  border-radius: var(--radius-md);
  gap: 4px;
  margin-bottom: 1.75rem;
}

.form-tab-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0.75rem 0.5rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-muted);
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
  line-height: 1.35;
}

.form-tab-btn:hover {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.7);
}

.form-tab-btn.active {
  background: #ffffff;
  color: var(--primary);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  font-weight: 700;
}

@media (max-width: 640px) {
  .form-tabs {
    grid-template-columns: 1fr;
  }
  .form-tab-btn {
    padding: 0.65rem 0.85rem;
    font-size: 0.875rem;
    text-align: left;
    justify-content: flex-start;
  }
}

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

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

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 0.375rem;
}

.form-label .required {
  color: #ef4444;
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.9375rem;
  font-family: inherit;
  color: var(--text-main);
  background-color: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 98, 204, 0.15);
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

/* Meeting Place Selector */
.meeting-place-options {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
  margin-top: 0.35rem;
}

.meeting-place-btn {
  border: 1px solid var(--border);
  background: #ffffff;
  padding: 0.6rem 0.5rem;
  font-size: 0.8125rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-align: center;
  font-weight: 500;
  color: var(--text-muted);
  transition: var(--transition);
  font-family: inherit;
}

.meeting-place-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.meeting-place-btn.active {
  border-color: var(--primary);
  background: var(--primary-light);
  color: var(--primary);
  font-weight: 700;
}

@media (max-width: 480px) {
  .meeting-place-options {
    grid-template-columns: 1fr;
  }
}

/* Form Alerts - STRICTLY HIDDEN BY DEFAULT */
.form-alert {
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  margin-bottom: 1.25rem;
  display: none !important;
  font-size: 0.9375rem;
  line-height: 1.5;
}

.form-alert.is-visible {
  display: flex !important;
  align-items: flex-start;
  gap: 0.75rem;
}

.form-alert.success {
  background-color: #ecfdf5;
  color: #065f46;
  border: 1px solid #a7f3d0;
}

.form-alert.error {
  background-color: #fef2f2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

@media (max-width: 900px) {
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .contact-info-card, .form-card {
    padding: 1.5rem;
  }
}

/* ==========================================================================
   Call to Action (CTA) Banner
   ========================================================================== */

.cta-banner {
  background: 
    radial-gradient(600px circle at 90% 10%, rgba(56, 189, 248, 0.25), transparent 70%),
    linear-gradient(135deg, #0056ba 0%, #003e8c 100%);
  color: #ffffff;
  border-radius: var(--radius-lg);
  padding: 3.5rem 2.5rem;
  text-align: center;
  box-shadow: var(--shadow-xl);
  position: relative;
  overflow: hidden;
}

.cta-banner h2 {
  color: #ffffff;
  margin-bottom: 1rem;
}

.cta-banner p {
  color: #e2e8f0;
  max-width: 600px;
  margin: 0 auto 2rem;
  font-size: 1.0625rem;
}

.cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

@media (max-width: 640px) {
  .cta-banner {
    padding: 2.25rem 1.5rem;
  }
  .cta-actions {
    flex-direction: column;
    width: 100%;
  }
  .cta-actions .btn {
    width: 100%;
  }
}

/* ==========================================================================
   Footer
   ========================================================================== */

.footer {
  background-color: #070e1e;
  color: #94a3b8;
  padding: 4.5rem 0 2rem;
  margin-top: auto;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-logo {
  height: 44px;
  width: auto;
  margin-bottom: 1.25rem;
  filter: brightness(0) invert(1);
}

.footer-about {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: #94a3b8;
  margin-bottom: 1.5rem;
}

.footer-title {
  color: #ffffff;
  font-size: 1.0625rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  letter-spacing: -0.01em;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.footer-link {
  color: #94a3b8;
  font-size: 0.9375rem;
  transition: var(--transition);
}

.footer-link:hover {
  color: #38bdf8;
  padding-left: 4px;
}

.footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
  font-size: 0.9375rem;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.875rem;
}

.footer-bottom-links {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.footer-bottom-links a {
  color: #94a3b8;
}

.footer-bottom-links a:hover {
  color: #ffffff;
}

@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

@media (max-width: 600px) {
  .footer {
    padding: 3rem 0 1.5rem;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-bottom: 2.5rem;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  .footer-bottom-links {
    justify-content: center;
    gap: 1rem;
  }
}

/* ==========================================================================
   Cookie Bar (Mobile-Optimized & Non-Intrusive)
   ========================================================================== */

.cookie-bar {
  position: fixed;
  bottom: 1.5rem;
  left: 1.5rem;
  right: 1.5rem;
  max-width: 580px;
  background: rgba(11, 19, 41, 0.95);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: #ffffff;
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.35);
  z-index: 9999;
  display: none;
  animation: slideUp 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.cookie-bar.active {
  display: block;
}

@keyframes slideUp {
  from { transform: translateY(100%); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.cookie-content {
  font-size: 0.85rem;
  color: #cbd5e1;
  margin-bottom: 1rem;
  line-height: 1.55;
}

.cookie-content a {
  color: #38bdf8;
  text-decoration: underline;
}

.cookie-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

@media (max-width: 640px) {
  .cookie-bar {
    left: 0;
    right: 0;
    bottom: 0;
    max-width: 100%;
    border-radius: 20px 20px 0 0;
    padding: 1.125rem 1.25rem 1.5rem;
    box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.4);
    border-left: none;
    border-right: none;
    border-bottom: none;
  }
  .cookie-content {
    font-size: 0.8rem;
    margin-bottom: 0.875rem;
  }
  .cookie-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
  }
  .cookie-actions .btn {
    width: 100%;
    padding: 0.6rem 0.75rem;
    font-size: 0.825rem;
  }
  .cookie-close-link {
    grid-column: span 2;
    text-align: center;
    margin-top: 0.25rem;
  }
}

/* ==========================================================================
   Back To Top Floating Button
   ========================================================================== */

.back-to-top {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 44px;
  height: 44px;
  background: var(--primary);
  color: #ffffff;
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 500;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background: var(--primary-hover);
  transform: translateY(-3px);
}

@media (max-width: 640px) {
  .back-to-top {
    bottom: 1rem;
    right: 1rem;
    width: 40px;
    height: 40px;
  }
}


/* Discreet Footer Admin Link */
.footer-admin-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: #475569 !important;
  font-size: 0.775rem;
  margin-left: 0.85rem;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  transition: all 0.2s;
  text-decoration: none !important;
}
.footer-admin-link:hover {
  color: #38bdf8 !important;
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(56, 189, 248, 0.3);
}