/* ==========================================================================
   NextLab Innovations — Phase 2.1 Enterprise Design System
   Visual Identity: Calm, Confident, Minimal, Mature, Premium, Technical
   Design Philosophy: Solid Surfaces, Zero Glow, Human Enterprise Architecture

   Design Tokens:
     PRIMARY BACKGROUND:    #0F141B
     SECTION BACKGROUND:    #0F141B
     SURFACE:               #171E27
     ELEVATED SURFACE:      #171E27
     BORDER:                rgba(148, 163, 184, 0.18)
     PRIMARY TEXT:          #F0F3F6
     SECONDARY TEXT:        #AAB2BF
     MUTED TEXT:            #7D8590
     ACCENT BLUE:           #2563EB (Reserved for Primary CTAs & Active States)
     ACCENT HOVER:          #1D4ED8
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Design Tokens & Root Variables
   -------------------------------------------------------------------------- */
:root {
  /* Surfaces — Deep Charcoal Neutral Enterprise Foundation with Glass Tokens */
  --bg-page: #0B0F17;
  --bg-section: #0B0F17;
  --bg-surface: #121824;
  --bg-surface-hover: #172030;
  --bg-elevated: #161e2e;
  --bg-glass: rgba(18, 24, 38, 0.72);
  --bg-glass-card: rgba(18, 24, 38, 0.65);
  --bg-glass-hover: rgba(24, 32, 50, 0.85);
  --bg-footer: #080B12;
  --header-bg: rgba(11, 15, 23, 0.88);

  /* Borders — Structural, Subtle, Non-Glowing */
  --border-subtle: rgba(148, 163, 184, 0.12);
  --border-medium: rgba(148, 163, 184, 0.18);
  --border-strong: rgba(148, 163, 184, 0.28);
  --border-focus: #2563eb;
  --border-glass: rgba(148, 163, 184, 0.15);
  --border-glass-highlight: rgba(139, 92, 246, 0.32);

  /* Typography Hierarchy */
  --text-primary: #f0f3f6;
  --text-body: #aab2bf;
  --text-secondary: #aab2bf;
  --text-muted: #7d8590;
  --text-faint: #57606a;
  --text-inverse: #0B0F17;

  /* Accent Blue & Subtle Violet/Indigo System (Sophisticated AI Atmosphere) */
  --accent-primary: #2563eb;
  --accent-hover: #1d4ed8;
  --accent-active: #1e40af;
  --accent-subtle: rgba(37, 99, 235, 0.08);
  --accent-border: rgba(37, 99, 235, 0.25);

  --accent-violet: #8B5CF6;
  --accent-violet-light: #a78bfa;
  --accent-violet-subtle: rgba(139, 92, 246, 0.10);
  --accent-indigo: #6366F1;
  --accent-indigo-subtle: rgba(99, 102, 241, 0.12);

  --gradient-accent-line: linear-gradient(90deg, transparent, rgba(139, 92, 246, 0.5), rgba(59, 130, 246, 0.5), transparent);
  --gradient-glass-card: linear-gradient(135deg, rgba(22, 29, 45, 0.72) 0%, rgba(14, 19, 30, 0.82) 100%);
  --shadow-glass: 0 12px 32px -8px rgba(0, 0, 0, 0.55), inset 0 1px 0 rgba(255, 255, 255, 0.05);
  --shadow-glass-hover: 0 16px 44px -8px rgba(0, 0, 0, 0.65), 0 0 24px -4px rgba(99, 102, 241, 0.12), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  --glass-blur: 14px;

  /* Functional Status Indicators */
  --status-success: #10b981;
  --status-success-bg: rgba(16, 185, 129, 0.08);
  --status-success-border: rgba(16, 185, 129, 0.2);
  --status-error: #ef4444;
  --status-error-bg: rgba(239, 68, 68, 0.08);
  --status-error-border: rgba(239, 68, 68, 0.2);

  /* Geometry & Radius */
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --radius-xl: 12px;
  --radius-2xl: 16px;
  --radius-full: 9999px;

  /* Layout */
  --container-max: 1200px;
  --header-height: 72px;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 16px);
  background-color: var(--bg-page);
  color-scheme: dark;
  overflow-x: hidden;
  width: 100%;
  max-width: 100%;
}

body {
  background-color: var(--bg-page);
  background-image: 
    radial-gradient(circle 900px at 50% -120px, rgba(99, 102, 241, 0.09), transparent 70%),
    radial-gradient(circle 700px at 100% 35%, rgba(139, 92, 246, 0.05), transparent 65%),
    radial-gradient(circle 800px at 0% 75%, rgba(59, 130, 246, 0.05), transparent 70%);
  background-repeat: no-repeat;
  color: var(--text-body);
  font-weight: 400;
  overflow-x: hidden;
  width: 100%;
  max-width: 100%;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection {
  background-color: rgba(37, 99, 235, 0.3);
  color: var(--text-primary);
}

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

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

button,
input,
textarea,
select {
  font: inherit;
  color: inherit;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--accent-primary);
  outline-offset: 2px;
}

/* Typography Hierarchy & Polish — Fluid Responsive Clamps */
h1,
h2,
h3,
h4,
h5,
h6 {
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
  overflow-wrap: break-word;
  word-break: normal;
}

h1 {
  font-size: clamp(1.85rem, 5.2vw, 3.125rem);
  line-height: 1.16;
  letter-spacing: -0.025em;
  max-width: 640px;
}

h2 {
  font-size: clamp(1.4rem, 3.2vw, 2.125rem);
  line-height: 1.24;
  letter-spacing: -0.02em;
}

h3 {
  font-size: clamp(1.0625rem, 1.8vw, 1.25rem);
  line-height: 1.3;
  letter-spacing: -0.015em;
}

h4 {
  font-size: 0.9375rem;
  line-height: 1.4;
}

p {
  line-height: 1.65;
  color: var(--text-secondary);
  overflow-wrap: break-word;
}

/* --------------------------------------------------------------------------
   3. Layout & Section Spacing — Responsive Rhythm
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: clamp(1rem, 3.5vw, 1.5rem);
  padding-right: clamp(1rem, 3.5vw, 1.5rem);
}

@media (min-width: 1024px) {
  .container {
    padding-left: 2rem;
    padding-right: 2rem;
  }
}

.section {
  padding-top: clamp(2.75rem, 4.5vw, 4.25rem);
  padding-bottom: clamp(2.75rem, 4.5vw, 4.25rem);
  position: relative;
  background-color: var(--bg-page);
}

.section-border {
  border-bottom: none;
}

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

.section-header {
  margin-bottom: clamp(2rem, 3.5vw, 2.85rem);
}

.section-header.text-center {
  text-align: center;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}

.section-kicker {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.section-title {
  margin-bottom: 0.875rem;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   4. Buttons & Controls (Restrained Accent Usage)
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  padding: 0.75rem 1.375rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  user-select: none;
}

.btn:active {
  transform: scale(0.99);
}

/* Primary CTA: Solid #2563EB, No Gradient, No Glow, No Blue Shadow */
.btn-primary {
  background-color: var(--accent-primary);
  color: #ffffff;
  border-color: var(--accent-primary);
}

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

.btn-primary:active {
  background-color: var(--accent-active);
  border-color: var(--accent-active);
}

/* Secondary Button: Solid #161B22 Surface, Subtle #30363D Border */
.btn-secondary {
  background-color: var(--bg-surface);
  color: var(--text-primary);
  border-color: var(--border-medium);
}

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

/* Outline Button: Clean Neutral Border */
.btn-outline {
  background-color: transparent;
  color: var(--text-secondary);
  border-color: var(--border-medium);
}

.btn-outline:hover {
  background-color: var(--bg-surface);
  border-color: var(--border-strong);
  color: var(--text-primary);
}

.btn-sm {
  padding: 0.5rem 0.875rem;
  font-size: 0.8125rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 0.875rem 1.625rem;
  font-size: 0.9375rem;
  border-radius: var(--radius-md);
}

.btn-block {
  width: 100%;
}

/* --------------------------------------------------------------------------
   5. Header & Navigation Refinement
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  width: 100%;
  height: var(--header-height);
  background-color: var(--header-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(148, 163, 184, 0.14);
  transition: border-color var(--transition-normal), background-color var(--transition-normal);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  font-size: 0.9375rem;
  letter-spacing: 0.04em;
  color: var(--text-primary);
  flex-shrink: 0;
  white-space: nowrap;
  user-select: none;
}

@media (max-width: 380px) {
  .brand-logo {
    gap: 0.45rem;
    font-size: 0.8125rem;
    letter-spacing: 0.02em;
  }
}

@media (max-width: 330px) {
  .brand-logo {
    gap: 0.35rem;
    font-size: 0.75rem;
    letter-spacing: 0;
  }
}

.brand-logo img {
  width: 30px;
  height: 30px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  border: 1px solid var(--border-medium);
  flex-shrink: 0;
}

@media (max-width: 380px) {
  .brand-logo img {
    width: 24px;
    height: 24px;
  }
}

@media (max-width: 330px) {
  .brand-logo img {
    width: 22px;
    height: 22px;
  }
}

.nav-desktop {
  display: none;
  align-items: center;
  gap: clamp(0.75rem, 1.4vw, 1.75rem);
}

@media (min-width: 992px) {
  .nav-desktop {
    display: flex;
  }
}

.nav-link {
  font-size: clamp(0.8125rem, 0.9vw, 0.875rem);
  font-weight: 500;
  color: var(--text-secondary);
  padding: 0.25rem 0;
  position: relative;
  white-space: nowrap;
  transition: color var(--transition-fast);
}

.nav-link:hover {
  color: var(--text-primary);
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--accent-primary);
  transition: width var(--transition-fast);
}

.nav-link:hover::after {
  width: 100%;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

@media (max-width: 580px) {
  .header-actions .btn {
    display: none;
  }
}

@media (max-width: 380px) {
  .header-actions {
    gap: 0.5rem;
  }
}

.theme-toggle-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  min-width: 40px;
  min-height: 40px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-medium);
  background-color: var(--bg-surface);
  color: var(--text-primary);
  cursor: pointer;
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
}

@media (max-width: 380px) {
  .theme-toggle-btn {
    width: 36px;
    height: 36px;
    min-width: 36px;
    min-height: 36px;
  }
}

.mobile-menu-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  min-width: 44px;
  min-height: 44px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-medium);
  background-color: var(--bg-surface);
  color: var(--text-primary);
  cursor: pointer;
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
}

@media (max-width: 380px) {
  .mobile-menu-toggle {
    width: 40px;
    height: 40px;
    min-width: 40px;
    min-height: 40px;
  }
}

@media (min-width: 992px) {
  .mobile-menu-toggle {
    display: none;
  }
}

.mobile-nav-drawer {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  max-height: calc(100vh - var(--header-height));
  max-height: calc(100dvh - var(--header-height));
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-medium);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.55);
  padding: 1.25rem 1.5rem 2rem;
  z-index: 45;
}

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

@media (min-width: 992px) {
  .mobile-nav-drawer {
    display: none !important;
  }
}

body.menu-open {
  overflow: hidden;
}

@media (min-width: 992px) {
  body.menu-open {
    overflow: auto !important;
  }
}

.mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.mobile-nav-link {
  display: flex;
  align-items: center;
  min-height: 48px;
  padding: 0.75rem 0.5rem;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-subtle);
  transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.mobile-nav-link:hover,
.mobile-nav-link:focus-visible {
  color: var(--text-primary);
  padding-left: 0.75rem;
}

.mobile-nav-cta {
  margin-top: 1.25rem;
  width: 100%;
}

/* --------------------------------------------------------------------------
   6. Hero Section & Brand Engineering Visual (Solid Neutral Background)
   -------------------------------------------------------------------------- */
.hero-section {
  padding-top: clamp(3rem, 5vw, 5.5rem);
  padding-bottom: clamp(2.75rem, 4.5vw, 4.25rem);
  position: relative;
  background-color: var(--bg-page);
}

.hero-grid {
  display: grid;
  gap: clamp(2rem, 4vw, 3.5rem);
  align-items: center;
}

@media (min-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1.1fr 0.9fr;
  }
}

.hero-content {
  display: flex;
  flex-direction: column;
}

/* Clean Neutral Badge with Subtle Violet Atmosphere */
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  width: fit-content;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  background: var(--bg-glass-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-glass);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--status-success);
}

.hero-title {
  margin-bottom: 1.25rem;
  font-weight: 800;
  color: var(--text-primary);
}

.hero-subtitle {
  font-size: clamp(1.0625rem, 1.4vw, 1.2rem);
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 2rem;
  max-width: 540px;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.875rem;
  align-items: center;
  margin-bottom: 2.5rem;
}

@media (max-width: 580px) {
  .hero-cta-group {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
  }
  
  .hero-cta-group .btn {
    width: 100%;
    justify-content: center;
  }
}

.hero-trust-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: clamp(0.75rem, 2vw, 1.5rem);
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-medium);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-muted);
}

.hero-trust-item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.hero-trust-item svg {
  color: var(--text-muted);
  flex-shrink: 0;
}

/* Brand Engineering Visual — Refined Glassmorphic Enterprise Architecture */
.brand-architecture-visual {
  position: relative;
  background: var(--gradient-glass-card);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: clamp(1.25rem, 3vw, 2.25rem);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: auto;
  max-width: 100%;
  box-shadow: var(--shadow-glass);
}

@media (max-width: 480px) {
  .brand-architecture-visual {
    padding: 1.125rem;
  }
}

.brand-visual-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  border-bottom: 1px solid var(--border-medium);
  padding-bottom: 1rem;
}

.brand-visual-heading {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.brand-visual-code {
  font-family: monospace;
  font-size: 0.6875rem;
  color: var(--text-muted);
}

/* Central Engineering Node Graphic */
.brand-schematic-center {
  margin: clamp(1.25rem, 3vw, 2rem) 0;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.schematic-core-node {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background-color: var(--bg-page);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast);
}

@media (max-width: 480px) {
  .schematic-core-node {
    padding: 0.8125rem 0.875rem;
    gap: 0.75rem;
  }
}

.schematic-core-node:hover {
  border-color: var(--border-strong);
}

.schematic-node-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background-color: var(--bg-surface);
  border: 1px solid var(--border-medium);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  flex-shrink: 0;
}

.schematic-node-text {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.schematic-node-title {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-primary);
}

.schematic-node-sub {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.brand-visual-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  border-top: 1px solid var(--border-medium);
  padding-top: 1rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   7. Engineering Technology Stack
   -------------------------------------------------------------------------- */
.tech-stack-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
}

@media (min-width: 520px) {
  .tech-stack-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 768px) and (max-width: 1023px) {
  .tech-stack-grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .tech-stack-grid .tech-domain-card:nth-child(1),
  .tech-stack-grid .tech-domain-card:nth-child(2) {
    grid-column: span 3;
  }

  .tech-stack-grid .tech-domain-card:nth-child(3),
  .tech-stack-grid .tech-domain-card:nth-child(4),
  .tech-stack-grid .tech-domain-card:nth-child(5) {
    grid-column: span 2;
  }
}

@media (min-width: 1024px) {
  .tech-stack-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

.tech-domain-card {
  background: var(--gradient-glass-card);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: clamp(1.25rem, 2.5vw, 1.5rem);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-glass);
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.tech-domain-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-glass-highlight);
  box-shadow: var(--shadow-glass-hover);
}

.tech-domain-header {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-subtle);
}

.tech-domain-header svg {
  color: var(--text-muted);
  flex-shrink: 0;
}

.tech-domain-title {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-primary);
}

.tech-domain-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.tech-item {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.tech-item::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background-color: var(--text-muted);
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   8. Portfolio Showcase / Products Section
   -------------------------------------------------------------------------- */
.products-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: 1fr;
}

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

.product-card {
  background: var(--gradient-glass-card);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: clamp(1rem, 3.5vw, 2.25rem);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: clamp(1.25rem, 2.5vw, 1.75rem);
  min-width: 0;
  box-shadow: var(--shadow-glass);
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.product-card:hover {
  border-color: var(--border-glass-highlight);
  box-shadow: var(--shadow-glass-hover);
}

.product-meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.product-category-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.product-status-tag {
  font-size: 0.6875rem;
  font-weight: 700;
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-full);
  background-color: var(--bg-page);
  color: var(--text-muted);
  border: 1px solid var(--border-medium);
}

.product-title {
  font-size: 1.375rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.product-summary {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.product-spec-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  padding: clamp(0.75rem, 2vw, 1rem);
  background-color: var(--bg-page);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  margin-bottom: 1.25rem;
  min-width: 0;
}

@media (max-width: 460px) {
  .product-spec-grid {
    grid-template-columns: 1fr;
    gap: 0.625rem;
  }
}

.spec-item-label {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

.spec-item-value {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-top: 0.15rem;
  overflow-wrap: break-word;
}

/* Kashandaz Slider Phone Frame */
.kashandaz-slider-wrap {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 0;
  width: 100%;
  max-width: 100%;
}

.phone-mockup-frame {
  position: relative;
  width: 170px;
  height: 350px;
  max-width: 100%;
  border-radius: 26px;
  border: 5px solid var(--border-medium);
  background-color: var(--bg-page);
  overflow: hidden;
}

@media (max-width: 400px) {
  .phone-mockup-frame {
    width: 160px;
    height: 330px;
  }
}

.phone-notch-bar {
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 50px;
  height: 12px;
  background-color: var(--border-medium);
  border-radius: 6px;
  z-index: 20;
}

.phone-slider-track {
  position: relative;
  width: 100%;
  height: 100%;
}

.phone-slide-item {
  position: absolute;
  inset: 0;
  opacity: 0;
  z-index: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.phone-slide-item.slide-current {
  opacity: 1;
  z-index: 2;
  pointer-events: auto;
}

.phone-slide-item.slide-entering {
  opacity: 0;
  z-index: 3;
}

.phone-slide-item.slide-visible {
  opacity: 1;
}

.phone-slide-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.slider-nav-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-medium);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  transition: all var(--transition-fast);
}

.slider-nav-arrow:hover {
  background-color: var(--accent-primary);
  border-color: var(--accent-primary);
  color: #ffffff;
}

.slider-nav-arrow.prev {
  left: 0;
}

.slider-nav-arrow.next {
  right: 0;
}

@media (max-width: 400px) {
  .slider-nav-arrow {
    width: 32px;
    height: 32px;
    font-size: 0.8125rem;
  }

  .slider-nav-arrow.prev {
    left: 4px;
  }

  .slider-nav-arrow.next {
    right: 4px;
  }
}

.slider-dots-group {
  display: flex;
  justify-content: center;
  gap: 6px;
  margin-top: 0.75rem;
}

.slider-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--border-medium);
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.slider-dot.active {
  width: 18px;
  border-radius: 3px;
  background-color: var(--accent-primary);
}

.preview-visual-box {
  width: 100%;
  max-width: 100%;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-medium);
  overflow: hidden;
  background-color: var(--bg-page);
  position: relative;
  aspect-ratio: 16 / 10;
  min-height: 160px;
  margin-top: 1rem;
  margin-bottom: 1.5rem;
  min-width: 0;
}

.preview-visual-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.prototype-preview-card {
  width: 100%;
  max-width: 100%;
  height: 100%;
  background-color: var(--bg-page);
  padding: clamp(0.875rem, 2vw, 1.25rem);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-radius: var(--radius-md);
  min-width: 0;
  overflow: hidden;
}

.prototype-preview-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.375rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 0.5rem;
  min-width: 0;
}

.prototype-preview-header span {
  overflow-wrap: break-word;
  word-break: break-word;
  min-width: 0;
}

.prototype-feature-list {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  margin: auto 0;
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

.prototype-footer-note {
  font-size: 0.6875rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border-subtle);
  padding-top: 0.5rem;
}



/* --------------------------------------------------------------------------
   11. Studio Capabilities — Refined Editorial Grid
   -------------------------------------------------------------------------- */
.capabilities-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .capabilities-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .capabilities-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.capability-card {
  padding: clamp(1.25rem, 3vw, 1.875rem);
  border-radius: var(--radius-xl);
  background: var(--gradient-glass-card);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--border-glass);
  display: flex;
  flex-direction: column;
  min-width: 0;
  box-shadow: var(--shadow-glass);
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.capability-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-glass-highlight);
  box-shadow: var(--shadow-glass-hover);
}

.capability-icon-wrap {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background-color: rgba(11, 15, 23, 0.7);
  border: 1px solid rgba(139, 92, 246, 0.22);
  color: #a5b4fc;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

.capability-card:hover .capability-icon-wrap {
  border-color: rgba(139, 92, 246, 0.45);
  color: #c4b5fd;
}

.capability-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.capability-desc {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.capability-subitems {
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.capability-tag {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  background-color: var(--bg-page);
  padding: 0.25rem 0.625rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}


/* --------------------------------------------------------------------------
   13. Real Verified Growth & Stats — Premium Glass Metric Quad
   -------------------------------------------------------------------------- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(0.75rem, 2vw, 1.5rem);
}

@media (max-width: 350px) {
  .stats-grid {
    grid-template-columns: 1fr;
    gap: 0.875rem;
  }
}

@media (min-width: 1024px) {
  .stats-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.stat-card {
  background: var(--gradient-glass-card);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: clamp(1rem, 2.5vw, 1.875rem) clamp(0.625rem, 1.8vw, 1.5rem);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 0;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-glass);
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.stat-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 15%;
  right: 15%;
  height: 1px;
  background: var(--gradient-accent-line);
  pointer-events: none;
}

.stat-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-glass-highlight);
  box-shadow: var(--shadow-glass-hover);
}

.stat-number {
  font-size: clamp(1.5rem, 3.8vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  line-height: 1.1;
  display: inline-block;
}

.stat-number-sm {
  font-size: clamp(0.95rem, 2.6vw, 1.55rem);
  letter-spacing: -0.01em;
  line-height: 1.2;
  word-break: normal;
}

.stat-number-sm .stat-word {
  display: inline-block;
}

.stat-number.accent {
  color: var(--text-primary);
}

.stat-label {
  margin-top: 0.5rem;
  font-size: clamp(0.6875rem, 0.95vw, 0.8125rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #a5b4fc;
  line-height: 1.35;
}

.stat-subtext {
  margin-top: 0.25rem;
  font-size: clamp(0.6875rem, 0.85vw, 0.75rem);
  color: var(--text-muted);
  line-height: 1.4;
}

/* --------------------------------------------------------------------------
   14. Leadership Section (Senior Advisory & Executive Presentation)
   -------------------------------------------------------------------------- */

/* Senior Leadership & Chief Mentor Spotlight Card */
.mentor-card {
  max-width: 860px;
  margin: 0 auto 2.5rem;
  background: linear-gradient(135deg, rgba(23, 30, 39, 0.92) 0%, rgba(15, 20, 27, 0.97) 100%);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  padding: clamp(1.5rem, 3.5vw, 2.5rem);
  position: relative;
  overflow: hidden;
  box-shadow: 0 12px 32px -8px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.05);
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.mentor-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(37, 99, 235, 0.6), rgba(96, 165, 250, 0.6), transparent);
  pointer-events: none;
}

.mentor-card:hover {
  border-color: rgba(148, 163, 184, 0.32);
  box-shadow: 0 16px 40px -8px rgba(0, 0, 0, 0.65), inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.mentor-card-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .mentor-card-inner {
    display: grid;
    grid-template-columns: 140px 1fr;
    align-items: center;
    text-align: left;
    gap: 2.25rem;
  }
}

.mentor-portrait-wrapper {
  position: relative;
  width: 130px;
  height: 162px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background-color: var(--bg-page);
  border: 1px solid rgba(148, 163, 184, 0.25);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.45);
  flex-shrink: 0;
}

@media (min-width: 768px) {
  .mentor-portrait-wrapper {
    width: 140px;
    height: 175px;
  }
}

.mentor-portrait-wrapper::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: inherit;
  pointer-events: none;
}

.mentor-portrait-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
  display: block;
  transition: transform 0.4s ease;
}

.mentor-card:hover .mentor-portrait-img {
  transform: scale(1.03);
}

.mentor-info {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

@media (max-width: 767px) {
  .mentor-info {
    align-items: center;
  }
}

.mentor-badge-container {
  margin-bottom: 0.75rem;
}

.mentor-indicator-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.28rem 0.75rem;
  border-radius: var(--radius-full);
  background: rgba(37, 99, 235, 0.12);
  border: 1px solid rgba(37, 99, 235, 0.32);
  color: #60a5fa;
}

.mentor-indicator-badge svg {
  color: #60a5fa;
  flex-shrink: 0;
}

.mentor-name {
  font-size: clamp(1.35rem, 2.2vw, 1.625rem);
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 0.35rem;
  letter-spacing: -0.01em;
}

.mentor-role {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-primary);
  opacity: 0.95;
  margin-bottom: 0.25rem;
}

.mentor-academic-title {
  font-size: 0.875rem;
  font-weight: 500;
  font-style: italic;
  color: #93c5fd;
  margin-bottom: 0.85rem;
}

.mentor-summary {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 1.25rem;
  max-width: 620px;
}

.mentor-tag-row {
  margin-top: 0;
}

@media (min-width: 768px) {
  .mentor-tag-row {
    justify-content: flex-start;
  }
}

.mentor-tag-row .executive-tag {
  background-color: rgba(15, 20, 27, 0.6);
  border-color: rgba(148, 163, 184, 0.18);
  color: var(--text-secondary);
}

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

@media (min-width: 640px) {
  .leadership-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .leadership-card:last-child {
    grid-column: 1 / -1;
    max-width: 440px;
    justify-self: center;
    width: 100%;
  }
}

@media (min-width: 820px) {
  .leadership-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .leadership-card:last-child {
    grid-column: auto;
    max-width: none;
    justify-self: stretch;
  }
}

.leadership-card {
  background: var(--gradient-glass-card);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: clamp(1.5rem, 3vw, 2.25rem) clamp(1.125rem, 2.5vw, 1.75rem);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  min-width: 0;
  box-shadow: var(--shadow-glass);
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.leadership-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-glass-highlight);
  box-shadow: var(--shadow-glass-hover);
}

.executive-initials-badge {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: var(--bg-page);
  border: 1px solid var(--border-medium);
  color: var(--text-primary);
  font-size: 1.1875rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.executive-name {
  font-size: 1.1875rem;
  font-weight: 700;
  margin-bottom: 0.3rem;
  color: var(--text-primary);
}

.executive-role {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.executive-summary {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.executive-tag-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-top: auto;
}

.executive-tag {
  font-size: 0.6875rem;
  font-weight: 600;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  background-color: var(--bg-page);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   15. FAQ Section
   -------------------------------------------------------------------------- */
.faq-container {
  max-width: 820px;
  margin-left: auto;
  margin-right: auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq-item {
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  background: var(--gradient-glass-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  overflow: hidden;
  box-shadow: var(--shadow-glass);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.faq-item.faq-open {
  border-color: rgba(139, 92, 246, 0.35);
  box-shadow: 0 8px 24px -4px rgba(0, 0, 0, 0.45);
}

.faq-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: clamp(1rem, 2.5vw, 1.375rem) clamp(1rem, 2.5vw, 1.5rem);
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 0.9375rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.faq-trigger:hover {
  color: var(--text-primary);
}

.faq-icon {
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--text-muted);
}

.faq-content-wrapper {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--transition-normal);
}

.faq-item.faq-open .faq-content-wrapper {
  grid-template-rows: 1fr;
}

.faq-content {
  overflow: hidden;
  min-height: 0;
  visibility: hidden;
  color: var(--text-secondary);
  font-size: 0.875rem;
  line-height: 1.65;
  transition: visibility var(--transition-fast);
}

.faq-item.faq-open .faq-content {
  visibility: visible;
  padding: 0 clamp(1rem, 2.5vw, 1.5rem) 1.25rem clamp(1rem, 2.5vw, 1.5rem);
}

/* --------------------------------------------------------------------------
   16. Contact Section
   -------------------------------------------------------------------------- */
.contact-grid {
  display: grid;
  gap: clamp(2rem, 4vw, 3rem);
  grid-template-columns: 1fr;
}

@media (min-width: 992px) {
  .contact-grid {
    grid-template-columns: 0.9fr 1.1fr;
  }
}

.contact-info-panel {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-width: 0;
}

.contact-direct-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 2rem;
}

.contact-direct-item {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  font-size: 0.9375rem;
  color: var(--text-secondary);
  overflow-wrap: break-word;
  word-break: break-word;
  min-width: 0;
}

.contact-direct-item a {
  overflow-wrap: anywhere;
  word-break: break-word;
  min-width: 0;
}

.contact-direct-item svg {
  color: var(--text-muted);
  flex-shrink: 0;
}

.contact-direct-item a:hover {
  color: var(--text-primary);
}

.contact-nda-notice {
  margin-top: 2rem;
  padding: 1rem 1.25rem;
  border-radius: var(--radius-lg);
  background-color: var(--bg-glass-card);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border-glass);
  font-size: 0.8125rem;
  color: var(--text-muted);
  line-height: 1.55;
}

.btn-contact-submit {
  width: 100%;
  padding: 0.875rem 1.5rem;
  margin-top: 0.5rem;
  min-height: 46px;
}

.contact-form-card {
  background: var(--gradient-glass-card);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-2xl);
  padding: clamp(1.25rem, 3.5vw, 2.5rem);
  min-width: 0;
  box-shadow: var(--shadow-glass);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  margin-bottom: 1.25rem;
}

.form-row {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .form-row {
    grid-template-columns: 1fr 1fr;
  }
}

.form-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.form-control {
  width: 100%;
  min-height: 44px;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  background-color: var(--bg-page);
  border: 1px solid var(--border-medium);
  color: var(--text-primary);
  font-size: 1rem;
  transition: all var(--transition-fast);
}

@media (min-width: 768px) {
  .form-control {
    font-size: 0.875rem;
  }
}

.form-control::placeholder {
  color: var(--text-faint);
}

.form-control:focus {
  border-color: #6366f1;
  outline: none;
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

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

.honeypot-field {
  display: none !important;
  visibility: hidden;
  position: absolute;
  left: -9999px;
}

.form-alert {
  display: none;
  padding: 0.875rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.8125rem;
  font-weight: 600;
  margin-top: 1rem;
  text-align: center;
}

.form-alert.alert-success {
  background-color: var(--status-success-bg);
  border: 1px solid var(--status-success-border);
  color: var(--status-success);
}

.form-alert.alert-error {
  background-color: var(--status-error-bg);
  border: 1px solid var(--status-error-border);
  color: var(--status-error);
}

.form-alert.show {
  display: block;
}

/* --------------------------------------------------------------------------
   17. Corporate Dark Footer — Refined Responsive Grid & Violet Accent
   -------------------------------------------------------------------------- */
.site-footer {
  background: linear-gradient(180deg, rgba(14, 18, 28, 0.98) 0%, rgba(8, 11, 18, 1) 100%);
  border-top: 1px solid rgba(139, 92, 246, 0.18);
  color: var(--text-secondary);
  padding-top: clamp(2.75rem, 5vw, 4.25rem);
  padding-bottom: clamp(2rem, 3.5vw, 3rem);
  position: relative;
  overflow: hidden;
}

.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 10%;
  right: 10%;
  height: 1px;
  background: var(--gradient-accent-line);
  pointer-events: none;
}

.footer-grid {
  display: grid;
  gap: 2.25rem;
  grid-template-columns: 1fr;
  margin-bottom: clamp(2rem, 4vw, 3.25rem);
}

@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1.35fr 2.65fr;
    gap: clamp(2.5rem, 4.5vw, 4.5rem);
    align-items: start;
  }
}

.footer-brand-col {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
  min-width: 0;
}

.footer-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.65;
  max-width: 380px;
}

.footer-contact-direct {
  margin-top: 0.5rem;
}

.footer-contact-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  font-weight: 500;
  color: #a5b4fc;
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.footer-contact-link svg {
  color: #8b5cf6;
  flex-shrink: 0;
}

.footer-contact-link:hover {
  color: #c4b5fd;
  text-decoration: underline;
  transform: translateX(2px);
}

/* Footer Nav Groups: Responsive 2-column on mobile, 3-column on tablet/desktop */
.footer-nav-groups {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.75rem 1.25rem;
}

@media (max-width: 639px) {
  .footer-nav-groups .footer-col-capabilities {
    grid-column: 1 / -1;
    padding-top: 1rem;
    border-top: 1px solid var(--border-subtle);
  }

  .footer-nav-groups .footer-col-capabilities .footer-links {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.625rem 1rem;
  }
}

@media (max-width: 360px) {
  .footer-nav-groups {
    gap: 1.5rem 0.875rem;
  }

  .footer-nav-groups .footer-col-capabilities .footer-links {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 640px) {
  .footer-nav-groups {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(1.5rem, 3vw, 2.5rem);
  }
}

.footer-col {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.footer-col-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--text-primary);
  margin-bottom: 0.875rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.footer-link {
  font-size: 0.875rem;
  color: var(--text-secondary);
  transition: color var(--transition-fast), transform var(--transition-fast);
  display: inline-block;
}

.footer-link:hover {
  color: #ffffff;
  transform: translateX(3px);
}

.footer-bottom-row {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
  align-items: center;
  justify-content: space-between;
  padding-top: 1.75rem;
  border-top: 1px solid var(--border-medium);
  font-size: 0.8125rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  text-align: center;
}

@media (min-width: 640px) {
  .footer-bottom-row {
    flex-direction: row;
    text-align: left;
  }
}

.footer-bottom-links {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  flex-wrap: wrap;
  justify-content: center;
}

.footer-dot-sep {
  color: rgba(139, 92, 246, 0.45);
}

/* --------------------------------------------------------------------------
   18. Scroll Reveal Animations (Subtle, Smooth & High-Performance)
   -------------------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(14px) scale(0.99);
  transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1), transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.stagger-1 {
  transition-delay: 0.05s;
}

.stagger-2 {
  transition-delay: 0.10s;
}

.stagger-3 {
  transition-delay: 0.15s;
}

.stagger-4 {
  transition-delay: 0.20s;
}

.stagger-5 {
  transition-delay: 0.25s;
}

/* --------------------------------------------------------------------------
   19. Reduced Motion Support
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

/* --------------------------------------------------------------------------
   20. Mobile Landscape & Orientation Optimizations
   -------------------------------------------------------------------------- */
@media (max-height: 500px) and (orientation: landscape) {
  :root {
    --header-height: 56px;
  }

  .mobile-nav-drawer {
    padding: 0.875rem 1.25rem 1.25rem;
  }

  .mobile-nav-link {
    min-height: 40px;
    padding: 0.4rem 0.5rem;
    font-size: 0.9375rem;
  }

  .hero-section {
    padding-top: 2rem;
    padding-bottom: 2.5rem;
  }
}

/* --------------------------------------------------------------------------
   21. Touch & Coarse Pointer Optimizations
   -------------------------------------------------------------------------- */
@media (hover: none) and (pointer: coarse) {
  .btn,
  .nav-link,
  .mobile-nav-link,
  .slider-nav-arrow,
  .slider-dot,
  .faq-trigger {
    -webkit-tap-highlight-color: transparent;
  }

  .slider-dot {
    padding: 10px 0;
    background-clip: content-box;
  }
}