/* ==========================================================================
   SMARTAUTH DESIGN SYSTEM — MODERN LIGHT UI / UX
   Clean, Friendly, Professional, Accessible & High-Conversion
   ========================================================================== */

:root {
  /* Surface & Canvas Colors */
  --color-canvas: #ffffff;
  --color-bg-subtle: #f8fafc;
  --color-bg-elevated: #ffffff;
  --color-bg-card: #ffffff;
  --color-bg-muted: #f1f5f9;
  --color-bg-input: #ffffff;

  /* Text & Typography Hierarchy (WCAG AAA High Contrast Compliant) */
  --color-text-main: #0f172a;        /* Slate 900 - Headings (16.1:1 AAA) */
  --color-text-body: #334155;        /* Slate 700 - Body Copy (9.5:1 AAA) */
  --color-text-muted: #475569;       /* Slate 600 - Secondary & Labels (7.01:1 AAA) */
  --color-text-faint: #475569;       /* Slate 600 - Placeholders & Footnotes (7.01:1 AAA) */
  --color-text-on-accent: #ffffff;

  /* Borders & Dividers */
  --color-border: #e2e8f0;           /* Slate 200 - Clean Card Borders */
  --color-border-subtle: #f1f5f9;    /* Slate 100 - Sub-dividers */
  --color-border-hover: #cbd5e1;     /* Slate 300 - Interactive Hover */
  --color-border-focus: #dc2626;     /* Red 600 - Focus Outline */

  /* Primary Brand Accent (Modern Crimson Red) */
  --color-primary: #dc2626;
  --color-primary-hover: #b91c1c;
  --color-primary-active: #991b1b;
  --color-primary-tint: #fef2f2;     /* Red 50 */
  --color-primary-border: #fecaca;   /* Red 200 */

  /* WhatsApp Action Accent (Direct Clarification Call) */
  --color-wa: #25D366;
  --color-wa-hover: #16a34a;
  --color-wa-dark: #15803d;
  --color-wa-tint: #f0fdf4;          /* Green 50 */
  --color-wa-border: #bbf7d0;        /* Green 200 */

  /* Status & Feedback Accents */
  --color-success: #16a34a;
  --color-success-tint: #f0fdf4;
  --color-success-border: #86efac;
  --color-error: #dc2626;
  --color-error-tint: #fef2f2;
  --color-error-border: #fecaca;

  /* Shadows (Soft, Natural, Modern SaaS Elevation) */
  --shadow-xs: 0 1px 2px 0 rgba(15, 23, 42, 0.05);
  --shadow-sm: 0 2px 4px -1px rgba(15, 23, 42, 0.06), 0 1px 2px -1px rgba(15, 23, 42, 0.04);
  --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, 0.08), 0 8px 10px -6px rgba(15, 23, 42, 0.04);
  --shadow-focus: 0 0 0 3px rgba(220, 38, 38, 0.2);

  /* Typography Stack */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;

  /* Layout Constrains & Border Radii */
  --container-max: 1200px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 220ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   RESET & FOUNDATIONS
   ========================================================================== */

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

html {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.5;
  color: var(--color-text-body);
  background-color: var(--color-canvas);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--color-canvas);
  color: var(--color-text-body);
}

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

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

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

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

/* Focus Visible Accessibility */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

/* Skip Link */
.skip-link {
  position: absolute;
  top: -100px;
  left: 20px;
  background: var(--color-primary);
  color: #ffffff;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  z-index: 9999;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 16px;
}

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

.section-padding {
  padding-top: 88px;
  padding-bottom: 88px;
}

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

/* Section Headings */
.section-heading {
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 56px;
}

.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  background-color: var(--color-primary-tint);
  border: 1px solid var(--color-primary-border);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}

.section-h2 {
  font-size: clamp(1.85rem, 3.2vw, 2.5rem);
  font-weight: 800;
  line-height: 1.25;
  color: var(--color-text-main);
  letter-spacing: -0.025em;
  margin-bottom: 16px;
}

.section-p {
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--color-text-muted);
}

/* ==========================================================================
   BUTTONS & COMMON UI
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  min-height: 44px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.9375rem;
  line-height: 1.25;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-text-on-accent);
  box-shadow: 0 1px 3px rgba(220, 38, 38, 0.25);
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(220, 38, 38, 0.35);
}

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

.btn-whatsapp {
  background-color: var(--color-wa-tint);
  color: var(--color-wa-dark);
  border: 1px solid var(--color-wa-border);
}

.btn-whatsapp:hover {
  background-color: #dcfce7;
  border-color: #86efac;
  color: #166534;
  transform: translateY(-1px);
}

.btn-whatsapp-submit {
  background-color: var(--color-wa);
  color: #ffffff;
  box-shadow: 0 2px 6px rgba(37, 211, 102, 0.35);
}

.btn-whatsapp-submit:hover {
  background-color: var(--color-wa-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(22, 163, 74, 0.4);
}

.btn-outline {
  background-color: #ffffff;
  color: var(--color-text-main);
  border: 1px solid var(--color-border);
  font-weight: 600;
}

.btn-outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background-color: var(--color-primary-tint);
}

.btn-large {
  padding: 14px 28px;
  font-size: 1rem;
}

.btn-arrow {
  transition: transform var(--transition-fast);
}

.btn:hover .btn-arrow {
  transform: translateX(3px);
}

/* ==========================================================================
   HEADER NAVIGATION (TOPBAR)
   ========================================================================== */

.topbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  height: 72px;
  display: flex;
  align-items: center;
}

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

/* Brand Wordmark */
.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.brand-symbol {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  box-shadow: 0 2px 6px rgba(220, 38, 38, 0.25);
  transition: transform var(--transition-fast);
}

.brand-logo:hover .brand-symbol {
  transform: scale(1.05);
}

.brand-name {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-text-main);
  letter-spacing: -0.03em;
}

.brand-accent {
  color: var(--color-primary);
}

/* Nav Menu */
.nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text-body);
  padding: 10px 8px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  position: relative;
  transition: color var(--transition-fast);
}

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

/* Nav Actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: 12px;
}

.nav-btn-wa {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-wa-dark);
  background-color: var(--color-wa-tint);
  border: 1px solid var(--color-wa-border);
  padding: 10px 16px;
  min-height: 44px;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.nav-btn-wa:hover {
  background-color: #dcfce7;
  color: #166534;
}

.nav-btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 600;
  background-color: var(--color-primary);
  color: #ffffff;
  padding: 10px 20px;
  min-height: 44px;
  border-radius: var(--radius-md);
  box-shadow: 0 1px 3px rgba(220, 38, 38, 0.2);
  transition: all var(--transition-fast);
}

.nav-btn-primary:hover {
  background-color: var(--color-primary-hover);
  box-shadow: 0 4px 10px rgba(220, 38, 38, 0.3);
  transform: translateY(-1px);
}

/* Mobile Menu Button */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  border-radius: var(--radius-sm);
  background-color: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
}

.burger-bar {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-text-main);
  border-radius: 2px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */

.hero-section {
  padding-top: 64px;
  padding-bottom: 72px;
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
  border-bottom: 1px solid var(--color-border);
}

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

.hero-copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-primary);
  background-color: var(--color-primary-tint);
  border: 1px solid var(--color-primary-border);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 20px;
}

.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.2);
}

.hero-heading {
  font-size: clamp(2.35rem, 4.4vw, 3.5rem);
  font-weight: 800;
  line-height: 1.16;
  color: var(--color-text-main);
  letter-spacing: -0.035em;
  margin-bottom: 20px;
}

.highlight-red,
.highlight-blue,
.highlight-primary {
  color: var(--color-primary);
}

.hero-lead {
  font-size: 1.125rem;
  line-height: 1.68;
  color: var(--color-text-muted);
  margin-bottom: 32px;
  max-width: 580px;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-bottom: 36px;
}

/* Trust Bar */
.hero-trust-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
  width: 100%;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-body);
}

/* ==========================================================================
   HERO VISUAL: CLEAN SAAS PRODUCT & PERFORMANCE DASHBOARD
   ========================================================================== */

.hero-visual {
  display: flex;
  justify-content: center;
}

.product-preview-card {
  width: 100%;
  max-width: 480px;
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl), 0 0 0 1px rgba(15, 23, 42, 0.03);
  overflow: hidden;
  transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
}

.product-preview-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 25px 35px -5px rgba(15, 23, 42, 0.1), 0 10px 10px -5px rgba(15, 23, 42, 0.04);
}

/* Window Chrome Topbar */
.card-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  background-color: #f8fafc;
  border-bottom: 1px solid var(--color-border);
}

.window-controls {
  display: flex;
  align-items: center;
  gap: 6px;
}

.control-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.control-dot.red { background-color: #ef4444; }
.control-dot.yellow { background-color: #f59e0b; }
.control-dot.green { background-color: #10b981; }

.window-title {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-text-muted);
  background-color: #ffffff;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
}

.live-ping-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: #15803d;
  background-color: #dcfce7;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
}

.ping-indicator {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #16a34a;
  box-shadow: 0 0 0 2px rgba(22, 163, 74, 0.25);
  animation: pulsePing 2s infinite;
}

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

/* Card Content */
.card-content {
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

/* Status Banner */
.preview-status-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background-color: #f8fafc;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.status-left {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.status-pill-green {
  font-size: 0.8125rem;
  font-weight: 700;
  color: #15803d;
}

.status-meta {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.status-metric {
  text-align: right;
  display: flex;
  flex-direction: column;
}

.status-metric strong {
  font-size: 1rem;
  font-weight: 800;
  color: var(--color-text-main);
}

.metric-sub {
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--color-primary);
}

/* Roadmap Pipeline */
.preview-roadmap {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.roadmap-header {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
}

.roadmap-steps {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.step-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  font-size: 0.8125rem;
  transition: all var(--transition-fast);
}

.step-card.completed {
  border-color: #e2e8f0;
  background-color: #f8fafc;
}

.step-card.completed .step-icon {
  background-color: #dcfce7;
  color: #15803d;
}

.step-card.active {
  border-color: var(--color-primary-border);
  background-color: var(--color-primary-tint);
}

.step-card.active .step-icon {
  background-color: var(--color-primary);
  color: #ffffff;
}

.step-icon {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.6875rem;
  font-weight: 800;
  flex-shrink: 0;
}

.step-info {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}

.step-info strong {
  font-size: 0.8125rem;
  color: var(--color-text-main);
}

.step-info span {
  font-size: 0.6875rem;
  color: var(--color-text-muted);
}

/* Stats Grid */
.preview-stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.stat-box {
  background-color: #f8fafc;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 10px;
  display: flex;
  flex-direction: column;
}

.stat-title {
  font-size: 0.6875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  margin-bottom: 2px;
}

.stat-val {
  font-size: 0.9375rem;
  font-weight: 800;
  color: var(--color-text-main);
  line-height: 1.2;
}

.stat-val.highlight {
  color: #15803d;
}

.stat-note {
  font-size: 0.625rem;
  color: var(--color-text-faint);
  margin-top: 2px;
}

/* Tech Strip */
.preview-tech-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding-top: 4px;
}

.tech-tag {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  color: var(--color-text-body);
  background-color: var(--color-bg-muted);
  border: 1px solid var(--color-border);
  padding: 3px 8px;
  border-radius: var(--radius-sm);
}

/* ==========================================================================
   METRICS / STANDARDS BAR
   ========================================================================== */

.metrics-bar {
  background-color: #ffffff;
  border-bottom: 1px solid var(--color-border);
  padding-top: 48px;
  padding-bottom: 48px;
}

.metrics-container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.metric-item {
  display: flex;
  flex-direction: column;
}

.metric-num {
  font-size: clamp(2rem, 3.2vw, 2.75rem);
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 8px;
}

.metric-label {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 6px;
}

.metric-desc {
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--color-text-muted);
}

/* ==========================================================================
   SERVICES & CAPABILITIES (BENTO GRID)
   ========================================================================== */

.services-section {
  background-color: #f8fafc;
}

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

.service-card {
  position: relative;
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-xs);
  transition: all var(--transition-fast);
}

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

.service-card.featured {
  border-color: var(--color-primary);
  box-shadow: 0 4px 15px rgba(220, 38, 38, 0.08);
}

.popular-ribbon {
  position: absolute;
  top: 14px;
  right: 14px;
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary);
  background-color: var(--color-primary-tint);
  border: 1px solid var(--color-primary-border);
  padding: 3px 8px;
  border-radius: var(--radius-full);
}

.service-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.service-icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.service-icon-box.red,
.service-icon-box.blue { background-color: #fef2f2; }
.service-icon-box.indigo { background-color: #e0e7ff; }
.service-icon-box.emerald { background-color: #ecfdf5; }
.service-icon-box.purple { background-color: #f5f3ff; }
.service-icon-box.amber { background-color: #fef3c7; }

.price-chip {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-text-main);
  background-color: #f8fafc;
  border: 1px solid var(--color-border);
  padding: 5px 10px;
  border-radius: var(--radius-full);
}

.service-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-main);
  line-height: 1.35;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

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

.service-tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 24px;
}

.service-tech-tags span {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-text-body);
  background-color: #f1f5f9;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
}

.service-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 18px;
  border-top: 1px solid var(--color-border);
  gap: 12px;
}

.service-fit {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  line-height: 1.3;
}

.service-cta {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-primary);
  white-space: nowrap;
}

.service-cta:hover {
  color: var(--color-primary-hover);
}

/* Infrastructure Callout Banner */
.infra-callout-card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  box-shadow: var(--shadow-sm);
}

.infra-text {
  max-width: 700px;
}

.infra-badge {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: #6366f1;
  background-color: #eef2ff;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  display: inline-block;
  margin-bottom: 8px;
}

.infra-title {
  font-size: 1.1875rem;
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 6px;
}

.infra-desc {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}

/* ==========================================================================
   ARCHITECTURE SECTION
   ========================================================================== */

.architecture-section {
  background-color: #ffffff;
}

.architecture-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.arch-card {
  background-color: #f8fafc;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-fast);
}

.arch-card:hover {
  transform: translateY(-2px);
  background-color: #ffffff;
  border-color: #cbd5e1;
  box-shadow: var(--shadow-md);
}

.arch-card.highlight-card {
  background-color: var(--color-primary-tint);
  border-color: var(--color-primary-border);
}

.arch-layer-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.arch-layer-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text-main);
  line-height: 1.35;
  margin-bottom: 10px;
}

.arch-layer-desc {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-text-muted);
  margin-bottom: 20px;
  flex-grow: 1;
}

.arch-checks {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-top: 14px;
  border-top: 1px solid rgba(15, 23, 42, 0.08);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-body);
}

/* ==========================================================================
   CASE STUDIES / PROOF OF CRAFT
   ========================================================================== */

.work-section {
  background-color: #f8fafc;
}

.case-studies-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  margin-bottom: 32px;
}

.case-card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: all var(--transition-smooth);
}

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

.case-preview-frame {
  background-color: #f1f5f9;
  border-bottom: 1px solid var(--color-border);
  padding: 14px 16px 20px;
}

.frame-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 14px;
}

.frame-bar .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #cbd5e1;
}

.frame-title {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--color-text-muted);
  margin-left: 8px;
}

.frame-screen {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  height: 190px;
  overflow: hidden;
}

/* Mock Dashboard Screen */
.screen-dash {
  display: flex;
}

.mock-sidebar {
  width: 44px;
  background-color: #f8fafc;
  border-right: 1px solid var(--color-border);
  padding: 12px 8px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mock-nav-item {
  width: 100%;
  height: 8px;
  border-radius: 2px;
  background-color: #e2e8f0;
}

.mock-nav-item.active {
  background-color: var(--color-primary);
}

.mock-main {
  flex-grow: 1;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

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

.mock-title-bar {
  width: 90px;
  height: 10px;
  border-radius: 2px;
  background-color: #cbd5e1;
}

.mock-badge-green {
  font-size: 0.625rem;
  font-weight: 700;
  color: #15803d;
  background-color: #dcfce7;
  padding: 2px 6px;
  border-radius: 4px;
}

.mock-chart-row {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  height: 60px;
  padding-bottom: 4px;
  border-bottom: 1px dashed var(--color-border);
}

.mock-chart-bar {
  flex-grow: 1;
  background-color: #fca5a5;
  border-radius: 3px 3px 0 0;
  transition: height var(--transition-fast);
}

.mock-chart-bar:hover {
  background-color: var(--color-primary);
}

.mock-row-cards {
  display: flex;
  gap: 10px;
}

.mini-card {
  flex: 1;
  height: 26px;
  background-color: #f8fafc;
  border: 1px solid var(--color-border);
  border-radius: 4px;
}

/* Mock AI Screen */
.screen-ai {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.mock-ai-search {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background-color: #f8fafc;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.mock-ai-result {
  background-color: #f5f3ff;
  border: 1px solid #ddd6fe;
  border-radius: var(--radius-sm);
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.ai-badge-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ai-pill {
  font-size: 0.625rem;
  font-weight: 700;
  color: #6d28d9;
}

.ai-speed {
  font-size: 0.625rem;
  color: var(--color-text-muted);
}

.ai-line {
  height: 6px;
  border-radius: 2px;
  background-color: #c4b5fd;
}

.ai-line.l1 { width: 92%; }
.ai-line.l2 { width: 78%; }
.ai-line.l3 { width: 60%; }

/* Case Card Info */
.case-info {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.case-category {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary);
  margin-bottom: 6px;
}

.case-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-main);
  line-height: 1.35;
  margin-bottom: 10px;
}

.case-desc {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--color-text-muted);
  margin-bottom: 18px;
  flex-grow: 1;
}

.case-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.case-tags span {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-text-body);
  background-color: #f1f5f9;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
}

/* NDA Callout Note */
.nda-note-box {
  display: flex;
  align-items: center;
  gap: 12px;
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 14px 20px;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.nda-note-box svg {
  flex-shrink: 0;
}

/* ==========================================================================
   HOW WE WORK / PROTOCOL (4 STEPS)
   ========================================================================== */

.protocol-section {
  background-color: #ffffff;
}

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

.process-step {
  background-color: #f8fafc;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-fast);
}

.process-step:hover {
  background-color: #ffffff;
  border-color: #cbd5e1;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.step-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-primary);
  background-color: var(--color-primary-tint);
  border: 1px solid var(--color-primary-border);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
  align-self: flex-start;
}

.step-h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text-main);
  line-height: 1.35;
  margin-bottom: 10px;
}

.step-text {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-text-muted);
  margin-bottom: 18px;
  flex-grow: 1;
}

.step-result {
  font-size: 0.75rem;
  font-weight: 700;
  color: #15803d;
  background-color: #dcfce7;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid #bbf7d0;
}

/* ==========================================================================
   PROJECT INQUIRY & WHATSAPP CALL GATEWAY
   ========================================================================== */

.start-section {
  background-color: #f8fafc;
}

.start-card-container {
  max-width: 860px;
  margin-left: auto;
  margin-right: auto;
}

.terminal-card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
}

/* Mode Switcher Tabs */
.gateway-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-bottom: 1px solid var(--color-border);
  background-color: #f8fafc;
}

.gateway-tab {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px 24px;
  background-color: #f8fafc;
  color: var(--color-text-muted);
  border: none;
  border-bottom: 3px solid transparent;
  text-align: left;
  transition: all var(--transition-fast);
}

.gateway-tab:hover {
  background-color: #f1f5f9;
  color: var(--color-text-main);
}

.gateway-tab.active {
  background-color: #ffffff;
  color: var(--color-text-main);
  border-bottom-color: var(--color-primary);
}

.gateway-tab#tab-call-btn.active {
  border-bottom-color: var(--color-wa);
}

.tab-icon-wrap {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.tab-icon-wrap.blue {
  background-color: var(--color-primary-tint);
  color: var(--color-primary);
}

.tab-icon-wrap.green {
  background-color: var(--color-wa-tint);
  color: var(--color-wa-dark);
}

.tab-text-wrap {
  display: flex;
  flex-direction: column;
}

.tab-heading-flex {
  display: flex;
  align-items: center;
  gap: 8px;
}

.tab-main-label {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text-main);
  line-height: 1.25;
}

.tab-sub-label {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.35;
}

.pill-wa {
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-wa-dark);
  background-color: #dcfce7;
  border: 1px solid #bbf7d0;
  padding: 2px 6px;
  border-radius: var(--radius-full);
}

/* Tab View Content */
.tab-view-content {
  padding: 36px 36px 40px;
  display: none;
}

.tab-view-content.active {
  display: block;
}

.tab-view-content[hidden] {
  display: none;
}

/* Clean Modern Form */
.clean-form {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* Quick Solution Pills */
.pills-container {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--color-border);
}

.pills-legend {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-main);
}

.pills-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.service-pill {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-body);
  background-color: #f8fafc;
  border: 1px solid var(--color-border);
  padding: 10px 16px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.service-pill:hover {
  border-color: #cbd5e1;
  background-color: #f1f5f9;
}

.service-pill.active {
  background-color: var(--color-primary-tint);
  border-color: var(--color-primary);
  color: var(--color-primary);
  font-weight: 600;
}

/* Form Fields & Grid */
.form-grid {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

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

.form-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-field label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-main);
}

.required {
  color: var(--color-error);
}

.form-field input,
.form-field textarea,
.form-field select {
  width: 100%;
  padding: 12px 14px;
  min-height: 44px;
  font-size: 0.9375rem;
  color: var(--color-text-main);
  background-color: var(--color-bg-input);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: var(--color-text-faint);
}

.form-field input:focus,
.form-field textarea:focus,
.form-field select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: var(--shadow-focus);
}

.form-field input[aria-invalid="true"],
.form-field textarea[aria-invalid="true"],
.form-field select[aria-invalid="true"] {
  border-color: var(--color-error);
  background-color: #fffbfa;
}

.select-container {
  position: relative;
}

.field-hint {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.field-error {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-error);
  min-height: 18px;
}

/* Honeypot hidden */
.honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
}

/* Action Row */
.form-action-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
}

.security-guarantee {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.security-guarantee svg {
  flex-shrink: 0;
}

/* WhatsApp Call Banner in Tab 2 */
.wa-call-callout {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 18px 20px;
  background-color: #f0fdf4;
  border: 1px solid #bbf7d0;
  border-radius: var(--radius-md);
  margin-bottom: 24px;
}

.wa-callout-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: #dcfce7;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.wa-callout-content strong {
  display: block;
  font-size: 0.9375rem;
  color: #166534;
  margin-bottom: 4px;
}

.wa-callout-content p {
  font-size: 0.875rem;
  line-height: 1.5;
  color: #15803d;
}

/* Accessible Live Status Feedback */
.form-status {
  padding: 0;
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  font-weight: 500;
  line-height: 1.5;
  transition: all var(--transition-fast);
}

.form-status[data-kind="success"] {
  padding: 14px 18px;
  background-color: var(--color-success-tint);
  border: 1px solid var(--color-success-border);
  color: #15803d;
}

.form-status[data-kind="error"] {
  padding: 14px 18px;
  background-color: var(--color-error-tint);
  border: 1px solid var(--color-error-border);
  color: #b91c1c;
}

.wa-success-action {
  display: inline-flex;
  align-items: center;
  background-color: #25D366;
  color: #ffffff !important;
  font-weight: 700;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  margin-top: 10px;
  text-decoration: none;
}

.wa-success-action:hover {
  background-color: #16a34a;
}

/* ==========================================================================
   FREQUENTLY ASKED QUESTIONS (ACCORDION)
   ========================================================================== */

.faq-section {
  background-color: #ffffff;
}

.faq-accordion {
  max-width: 820px;
  margin-left: auto;
  margin-right: auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background-color: #f8fafc;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.faq-item[open] {
  background-color: #ffffff;
  border-color: #cbd5e1;
  box-shadow: var(--shadow-sm);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-text-main);
  cursor: pointer;
  list-style: none;
  user-select: none;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-icon {
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--color-primary);
  line-height: 1;
  margin-left: 16px;
  transition: transform var(--transition-fast);
}

.faq-item[open] .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 24px 22px;
  font-size: 0.9375rem;
  line-height: 1.68;
  color: var(--color-text-muted);
}

/* ==========================================================================
   CLEAN CORPORATE LIGHT FOOTER
   ========================================================================== */

.site-footer {
  background-color: #f8fafc;
  border-top: 1px solid var(--color-border);
  padding-top: 64px;
  padding-bottom: 40px;
  margin-top: auto;
}

.footer-main-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 48px;
  margin-bottom: 56px;
}

.footer-col-brand {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-bio {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--color-text-muted);
  max-width: 320px;
}

.footer-status-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: #15803d;
  background-color: #dcfce7;
  border: 1px solid #bbf7d0;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  align-self: flex-start;
}

.status-pulse-green {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #16a34a;
}

.footer-heading {
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-main);
  margin-bottom: 18px;
}

.footer-nav {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-nav a {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 4px 0;
}

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

.footer-contact-p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.55;
  margin-bottom: 16px;
}

.footer-wa-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xs);
  transition: all var(--transition-fast);
  margin-bottom: 16px;
}

.footer-wa-card:hover {
  border-color: #86efac;
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.wa-icon-circle {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: #25D366;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.wa-card-text {
  display: flex;
  flex-direction: column;
}

.wa-card-text strong {
  font-size: 0.875rem;
  color: var(--color-text-main);
}

.wa-card-text span {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.footer-time-row {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-faint);
}

/* Footer Bottom Sub-bar */
.footer-sub-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 28px;
  border-top: 1px solid var(--color-border);
  gap: 16px;
  flex-wrap: wrap;
}

.copyright-text {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.footer-badges {
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-pill {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-text-muted);
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  padding: 4px 10px;
  border-radius: var(--radius-full);
}

.back-to-top {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
}

.back-to-top:hover {
  color: var(--color-primary-hover);
}

/* ==========================================================================
   RESPONSIVE DESIGN (TABLETS & MOBILE)
   ========================================================================== */

@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-visual {
    order: -1;
  }

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

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

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

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

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

@media (max-width: 768px) {
  .section-padding {
    padding-top: 64px;
    padding-bottom: 64px;
  }

  /* Mobile Navigation Drawer */
  .menu-toggle {
    display: flex;
  }

  .nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ffffff;
    flex-direction: column;
    align-items: flex-start;
    padding: 24px;
    gap: 16px;
    border-top: 1px solid var(--color-border);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition-smooth), opacity var(--transition-smooth), visibility var(--transition-smooth);
    overflow-y: auto;
  }

  .nav.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-link {
    font-size: 1.125rem;
    width: 100%;
    padding: 10px 0;
    border-bottom: 1px solid var(--color-border-subtle);
  }

  .nav-actions {
    flex-direction: column;
    width: 100%;
    margin-left: 0;
    margin-top: 12px;
    gap: 10px;
  }

  .nav-btn-wa, .nav-btn-primary {
    width: 100%;
    justify-content: center;
    padding: 12px;
  }

  /* Form & Tabs */
  .gateway-tabs {
    grid-template-columns: 1fr;
  }

  .gateway-tab {
    padding: 14px 18px;
  }

  .tab-view-content {
    padding: 24px 18px;
  }

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

  .form-action-row {
    flex-direction: column-reverse;
    align-items: stretch;
  }

  .form-action-row .btn {
    width: 100%;
  }

  .infra-callout-card {
    flex-direction: column;
    align-items: flex-start;
    padding: 24px;
  }

  .case-studies-grid {
    grid-template-columns: 1fr;
  }

  .footer-main-grid {
    grid-template-columns: 1fr;
  }

  .footer-sub-bar {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 480px) {
  .hero-heading {
    font-size: 2.1rem;
  }

  .hero-cta-group .btn {
    width: 100%;
  }

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

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

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

  .metrics-container {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   ACCESSIBILITY: PREFERS REDUCED MOTION
   ========================================================================== */

@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;
  }
}