/**
 * AVD Solutions — Primary Stylesheet
 * Brand Palette:
 *   - Primary Navy: #0B1F3A
 *   - Deep Navy: #07162B
 *   - Secondary Blue: #174A7E
 *   - Accent Blue: #2F80ED
 *   - White: #FFFFFF
 *   - Light Background: #F4F7FB
 *   - Main Text: #172033
 *   - Muted Text: #637083
 *   - Borders: #E2E8F0
 */

:root {
  --color-primary-navy: #0B1F3A;
  --color-deep-navy: #07162B;
  --color-secondary-blue: #174A7E;
  --color-accent-blue: #2F80ED;
  --color-accent-hover: #1F6ED4;
  --color-white: #FFFFFF;
  --color-light-bg: #F4F7FB;
  --color-main-text: #172033;
  --color-muted-text: #637083;
  --color-border: #E2E8F0;
  --color-border-dark: #1E375A;
  --color-card-dark: #0E2442;
  --color-card-dark-hover: #132F55;
  --color-success: #10B981;
  --color-warning: #F59E0B;
  --color-error: #EF4444;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 3px rgba(11, 31, 58, 0.06), 0 1px 2px rgba(11, 31, 58, 0.04);
  --shadow-md: 0 4px 6px -1px rgba(11, 31, 58, 0.08), 0 2px 4px -2px rgba(11, 31, 58, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(11, 31, 58, 0.08), 0 4px 6px -4px rgba(11, 31, 58, 0.03);
  --shadow-xl: 0 20px 25px -5px rgba(11, 31, 58, 0.1), 0 8px 10px -6px rgba(11, 31, 58, 0.04);

  --container-max-width: 1240px;
  --container-padding: 1.5rem;
  --header-height: 80px;

  --transition-fast: 0.15s ease-in-out;
  --transition-normal: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.4s ease-out;
}

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

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

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

main {
  flex: 1 0 auto;
}

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

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

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

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

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

h1 { font-size: clamp(2.25rem, 4vw + 1rem, 3.5rem); margin-bottom: 1.25rem; }
h2 { font-size: clamp(1.85rem, 3vw + 0.5rem, 2.65rem); margin-bottom: 1rem; }
h3 { font-size: clamp(1.35rem, 2vw + 0.25rem, 1.75rem); margin-bottom: 0.75rem; }
h4 { font-size: 1.25rem; margin-bottom: 0.5rem; }
h5 { font-size: 1.1rem; }
h6 { font-size: 0.95rem; text-transform: uppercase; letter-spacing: 0.05em; }

p {
  margin-bottom: 1.25rem;
  color: var(--color-muted-text);
}

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

ul, ol {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
  color: var(--color-muted-text);
}

/* ==========================================================================
   Layout Containers
   ========================================================================== */
.avd-container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

.avd-container-narrow {
  max-width: 860px;
}

.avd-container-wide {
  max-width: 1360px;
}

.avd-section {
  padding-top: 5.5rem;
  padding-bottom: 5.5rem;
  position: relative;
}

.avd-section-sm {
  padding-top: 3.5rem;
  padding-bottom: 3.5rem;
}

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

.avd-bg-navy {
  background-color: var(--color-primary-navy);
  color: var(--color-white);
}

.avd-bg-deep {
  background-color: var(--color-deep-navy);
  color: var(--color-white);
}

.avd-bg-navy h1, .avd-bg-navy h2, .avd-bg-navy h3, .avd-bg-navy h4,
.avd-bg-deep h1, .avd-bg-deep h2, .avd-bg-deep h3, .avd-bg-deep h4 {
  color: var(--color-white);
}

.avd-bg-navy p, .avd-bg-deep p {
  color: #B4C2D3;
}

/* Section Header Component */
.avd-section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 3.5rem auto;
}

.avd-section-header.text-left {
  text-align: left;
  margin-left: 0;
}

.avd-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  background-color: rgba(47, 128, 237, 0.12);
  color: var(--color-accent-blue);
  margin-bottom: 1rem;
}

.avd-badge-dark {
  background-color: rgba(255, 255, 255, 0.1);
  color: #8CC2FF;
}

.avd-section-subtitle {
  font-size: 1.125rem;
  line-height: 1.7;
}

/* ==========================================================================
   Buttons & Interactive Elements
   ========================================================================== */
.avd-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1;
  padding: 0.875rem 1.65rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}

.avd-btn svg {
  width: 18px;
  height: 18px;
  transition: transform var(--transition-fast);
}

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

.avd-btn-primary {
  background-color: var(--color-accent-blue);
  color: var(--color-white);
  box-shadow: 0 4px 14px rgba(47, 128, 237, 0.35);
}

.avd-btn-primary:hover {
  background-color: var(--color-accent-hover);
  color: var(--color-white);
  box-shadow: 0 6px 18px rgba(47, 128, 237, 0.45);
  transform: translateY(-1px);
}

.avd-btn-navy {
  background-color: var(--color-primary-navy);
  color: var(--color-white);
}

.avd-btn-navy:hover {
  background-color: var(--color-deep-navy);
  color: var(--color-white);
  transform: translateY(-1px);
}

.avd-btn-outline {
  background-color: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.3);
}

.avd-btn-outline:hover {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
  border-color: var(--color-white);
}

.avd-btn-outline-dark {
  background-color: transparent;
  color: var(--color-primary-navy);
  border-color: var(--color-border);
}

.avd-btn-outline-dark:hover {
  border-color: var(--color-primary-navy);
  color: var(--color-primary-navy);
  background-color: var(--color-light-bg);
}

.avd-btn-whatsapp {
  background-color: #25D366;
  color: #FFFFFF;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.35);
}

.avd-btn-whatsapp:hover {
  background-color: #20BD5A;
  color: #FFFFFF;
  transform: translateY(-1px);
}

.avd-btn-sm {
  padding: 0.625rem 1.15rem;
  font-size: 0.875rem;
}

.avd-btn-lg {
  padding: 1.05rem 2.15rem;
  font-size: 1.05rem;
  border-radius: var(--radius-md);
}

.avd-btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}

/* ==========================================================================
   Header & Sticky Navigation
   ========================================================================== */
.avd-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--color-primary-navy);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: all var(--transition-fast);
  height: var(--header-height);
}

.avd-header.is-scrolled {
  background-color: rgba(11, 31, 58, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.18);
  border-bottom-color: rgba(255, 255, 255, 0.12);
}

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

.avd-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-white);
  letter-spacing: -0.02em;
}

.avd-brand:hover {
  color: var(--color-white);
}

.avd-brand-logo {
  height: 38px;
  width: auto;
}

.avd-brand-badge {
  font-size: 0.65rem;
  font-weight: 700;
  background-color: var(--color-accent-blue);
  color: var(--color-white);
  padding: 0.15rem 0.45rem;
  border-radius: var(--radius-sm);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* Navigation Menu */
.avd-nav-desktop {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.avd-nav-desktop ul {
  display: flex;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 0.25rem;
}

.avd-nav-desktop li {
  position: relative;
}

.avd-nav-desktop a {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.6rem 0.95rem;
  color: #D6E2F0;
  font-size: 0.9375rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.avd-nav-desktop a:hover,
.avd-nav-desktop .current-menu-item > a,
.avd-nav-desktop .current_page_item > a {
  color: var(--color-white);
  background-color: rgba(255, 255, 255, 0.08);
}

.avd-nav-desktop a svg.dropdown-icon {
  width: 14px;
  height: 14px;
  transition: transform var(--transition-fast);
}

.avd-nav-desktop li:hover > a svg.dropdown-icon {
  transform: rotate(180deg);
}

/* Dropdown Sub-menu */
.avd-nav-desktop .sub-menu {
  position: absolute;
  top: 100%;
  left: 0;
  width: 260px;
  background-color: var(--color-deep-navy);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.35);
  padding: 0.5rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all var(--transition-fast);
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  z-index: 1001;
}

.avd-nav-desktop li:hover > .sub-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.avd-nav-desktop .sub-menu a {
  display: block;
  padding: 0.65rem 0.85rem;
  color: #C8D7EA;
  font-size: 0.875rem;
}

.avd-nav-desktop .sub-menu a:hover {
  background-color: rgba(47, 128, 237, 0.15);
  color: var(--color-white);
  padding-left: 1.05rem;
}

.avd-header-cta {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Mobile Toggle */
.avd-nav-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--color-white);
}

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

/* Mobile Drawer */
.avd-mobile-drawer {
  position: fixed;
  top: var(--header-height);
  left: 0;
  width: 100%;
  height: calc(100vh - var(--header-height));
  background-color: var(--color-deep-navy);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 1.5rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  transform: translateX(100%);
  transition: transform var(--transition-normal);
  z-index: 999;
}

.avd-mobile-drawer.is-active {
  transform: translateX(0);
}

.avd-mobile-drawer ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.avd-mobile-drawer a {
  display: block;
  padding: 0.75rem 1rem;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-white);
  border-radius: var(--radius-sm);
}

.avd-mobile-drawer a:hover {
  background-color: rgba(255, 255, 255, 0.08);
  color: var(--color-accent-blue);
}

.avd-mobile-drawer .sub-menu {
  padding-left: 1rem;
  margin-top: 0.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.avd-mobile-drawer .sub-menu a {
  font-size: 0.95rem;
  font-weight: 500;
  color: #B4C2D3;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.avd-hero {
  background: radial-gradient(circle at 80% 20%, #174A7E 0%, #0B1F3A 55%, #07162B 100%);
  color: var(--color-white);
  padding-top: 5rem;
  padding-bottom: 5.5rem;
  position: relative;
  overflow: hidden;
}

.avd-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}

.avd-hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3.5rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.avd-hero-content h1 {
  color: var(--color-white);
  line-height: 1.18;
  margin-bottom: 1.35rem;
}

.avd-hero-text {
  font-size: 1.2rem;
  line-height: 1.65;
  color: #C8D7EA;
  margin-bottom: 2.25rem;
  max-width: 580px;
}

.avd-hero-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.avd-hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: #E2E8F0;
  background-color: rgba(255, 255, 255, 0.06);
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-full);
}

.avd-hero-pill svg {
  color: #2F80ED;
  width: 16px;
  height: 16px;
}

.avd-hero-visual {
  position: relative;
}

.avd-ecosystem-card {
  background: rgba(14, 36, 66, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(10px);
}

/* ==========================================================================
   Trust & Value Proposition (Pillars)
   ========================================================================== */
.avd-trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.avd-trust-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2.25rem;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}

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

.avd-trust-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background-color: rgba(47, 128, 237, 0.1);
  color: var(--color-accent-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.avd-trust-icon svg {
  width: 26px;
  height: 26px;
}

.avd-trust-card h3 {
  font-size: 1.35rem;
  margin-bottom: 0.85rem;
}

/* ==========================================================================
   Services Grid
   ========================================================================== */
.avd-services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.avd-service-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-sm);
  position: relative;
}

.avd-service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(47, 128, 237, 0.4);
}

.avd-service-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(47, 128, 237, 0.15), rgba(11, 31, 58, 0.05));
  color: var(--color-accent-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.avd-service-icon svg {
  width: 28px;
  height: 28px;
}

.avd-service-card h3 {
  font-size: 1.4rem;
  margin-bottom: 0.75rem;
}

.avd-service-desc {
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex-grow: 0;
}

.avd-service-features {
  list-style: none;
  padding: 0;
  margin: 0 0 2rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  flex-grow: 1;
}

.avd-service-features li {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.875rem;
  color: var(--color-main-text);
}

.avd-service-features svg {
  width: 16px;
  height: 16px;
  color: var(--color-accent-blue);
  flex-shrink: 0;
  margin-top: 3px;
}

.avd-service-card .avd-card-cta {
  margin-top: auto;
  border-top: 1px solid var(--color-border);
  padding-top: 1.25rem;
}

/* ==========================================================================
   Why Choose Us Section
   ========================================================================== */
.avd-why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.avd-why-card {
  background-color: var(--color-card-dark);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-md);
  padding: 2rem;
  transition: all var(--transition-normal);
}

.avd-why-card:hover {
  background-color: var(--color-card-dark-hover);
  border-color: rgba(47, 128, 237, 0.4);
  transform: translateY(-3px);
}

.avd-why-number {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-accent-blue);
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
}

.avd-why-card h3 {
  color: var(--color-white);
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.avd-why-card p {
  color: #B4C2D3;
  font-size: 0.9375rem;
  line-height: 1.6;
}

/* ==========================================================================
   Process Section (Timeline)
   ========================================================================== */
.avd-process-timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  position: relative;
  margin-top: 2rem;
}

.avd-process-timeline::before {
  content: '';
  position: absolute;
  top: 36px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: linear-gradient(90deg, #2F80ED 0%, #174A7E 100%);
  z-index: 0;
}

.avd-process-step {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 0 0.5rem;
}

.avd-step-number {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background-color: var(--color-white);
  border: 3px solid var(--color-accent-blue);
  color: var(--color-primary-navy);
  font-size: 1.35rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem auto;
  box-shadow: 0 0 0 8px var(--color-light-bg);
  transition: all var(--transition-fast);
}

.avd-process-step:hover .avd-step-number {
  background-color: var(--color-accent-blue);
  color: var(--color-white);
  transform: scale(1.08);
}

.avd-process-step h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.avd-process-step p {
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ==========================================================================
   Featured Projects / Portfolio
   ========================================================================== */
.avd-projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem;
}

.avd-project-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-sm);
}

.avd-project-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(47, 128, 237, 0.3);
}

.avd-project-visual {
  height: 240px;
  background-color: var(--color-primary-navy);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.avd-project-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.avd-project-card:hover .avd-project-visual img {
  transform: scale(1.04);
}

.avd-project-mockup-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  color: #B4C2D3;
  text-align: center;
  padding: 1.5rem;
}

.avd-project-body {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.avd-project-category {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent-blue);
  margin-bottom: 0.5rem;
}

.avd-project-body h3 {
  font-size: 1.45rem;
  margin-bottom: 1rem;
}

.avd-project-overview {
  font-size: 0.9375rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.avd-project-details-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  background-color: var(--color-light-bg);
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1.5rem;
  font-size: 0.85rem;
}

.avd-project-details-grid dt {
  font-weight: 700;
  color: var(--color-primary-navy);
  margin-bottom: 0.2rem;
}

.avd-project-details-grid dd {
  color: var(--color-muted-text);
  margin: 0;
}

.avd-project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 1.5rem;
}

.avd-project-tag {
  font-size: 0.75rem;
  font-weight: 500;
  background-color: var(--color-light-bg);
  color: var(--color-secondary-blue);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
}

.avd-project-footer {
  margin-top: auto;
  border-top: 1px solid var(--color-border);
  padding-top: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* ==========================================================================
   Industries We Serve
   ========================================================================== */
.avd-industries-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.avd-industry-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2rem;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-sm);
}

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

.avd-industry-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background-color: rgba(47, 128, 237, 0.1);
  color: var(--color-accent-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.avd-industry-icon svg {
  width: 24px;
  height: 24px;
}

.avd-industry-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.avd-industry-card p {
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ==========================================================================
   Technology & Capabilities
   ========================================================================== */
.avd-tech-categories {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.avd-tech-category {
  background-color: var(--color-card-dark);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-md);
  padding: 2rem;
}

.avd-tech-category h3 {
  color: var(--color-white);
  font-size: 1.2rem;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.avd-tech-items {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.avd-tech-pill {
  font-size: 0.8125rem;
  font-weight: 500;
  background-color: rgba(255, 255, 255, 0.08);
  color: #D6E2F0;
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* ==========================================================================
   Testimonials
   ========================================================================== */
.avd-testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.avd-testimonial-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
}

.avd-quote-icon {
  width: 32px;
  height: 32px;
  color: #CBD5E1;
  margin-bottom: 1rem;
}

.avd-testimonial-text {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--color-main-text);
  font-style: italic;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.avd-testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  border-top: 1px solid var(--color-border);
  padding-top: 1rem;
}

.avd-author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: var(--color-light-bg);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--color-secondary-blue);
  overflow: hidden;
}

.avd-author-info h4 {
  font-size: 0.95rem;
  margin-bottom: 0.15rem;
}

.avd-author-info p {
  font-size: 0.8125rem;
  color: var(--color-muted-text);
  margin: 0;
}

/* ==========================================================================
   FAQ Accordion (Accessible ARIA)
   ========================================================================== */
.avd-faq-accordion {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.avd-faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-white);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.avd-faq-item.is-open {
  border-color: var(--color-accent-blue);
  box-shadow: var(--shadow-md);
}

.avd-faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1.35rem 1.5rem;
  background: none;
  border: none;
  font-family: var(--font-sans);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-primary-navy);
  text-align: left;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.avd-faq-question:hover {
  color: var(--color-accent-blue);
}

.avd-faq-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  transition: transform var(--transition-fast);
  color: var(--color-accent-blue);
}

.avd-faq-item.is-open .avd-faq-icon {
  transform: rotate(180deg);
}

.avd-faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out;
}

.avd-faq-answer-inner {
  padding: 0 1.5rem 1.5rem 1.5rem;
  color: var(--color-muted-text);
  font-size: 0.975rem;
  line-height: 1.7;
}

/* ==========================================================================
   Final CTA Banner
   ========================================================================== */
.avd-final-cta {
  background: radial-gradient(circle at 10% 20%, #174A7E 0%, #0B1F3A 70%);
  color: var(--color-white);
  padding: 5rem 0;
  border-radius: var(--radius-lg);
  margin-top: 2rem;
  position: relative;
  overflow: hidden;
}

.avd-final-cta-inner {
  text-align: center;
  max-width: 760px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.avd-final-cta h2 {
  color: var(--color-white);
  margin-bottom: 1rem;
}

.avd-final-cta p {
  color: #C8D7EA;
  font-size: 1.15rem;
  line-height: 1.6;
  margin-bottom: 2.25rem;
}

/* ==========================================================================
   Lead Generation & Contact Forms
   ========================================================================== */
.avd-form-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
}

.avd-form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.avd-form-full {
  grid-column: 1 / -1;
}

.avd-form-group {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.avd-form-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary-navy);
}

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

.avd-form-input, .avd-form-select, .avd-form-textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--color-main-text);
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.avd-form-input:focus, .avd-form-select:focus, .avd-form-textarea:focus {
  border-color: var(--color-accent-blue);
  box-shadow: 0 0 0 3px rgba(47, 128, 237, 0.18);
  outline: none;
}

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

.avd-form-checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.875rem;
  color: var(--color-muted-text);
}

.avd-form-checkbox {
  margin-top: 0.2rem;
  accent-color: var(--color-accent-blue);
  width: 16px;
  height: 16px;
}

/* Form Response Messages */
.avd-form-message {
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.925rem;
  margin-bottom: 1.5rem;
  display: none;
}

.avd-form-message.is-success {
  display: block;
  background-color: #ECFDF5;
  color: #065F46;
  border: 1px solid #A7F3D0;
}

.avd-form-message.is-error {
  display: block;
  background-color: #FEF2F2;
  color: #991B1B;
  border: 1px solid #FECACA;
}

/* Honeypot anti-spam field */
.avd-hp-field {
  display: none !important;
  visibility: hidden !important;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.avd-footer {
  background-color: var(--color-deep-navy);
  color: #B4C2D3;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 5rem;
  padding-bottom: 2.5rem;
  margin-top: auto;
}

.avd-footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

.avd-footer-brand p {
  color: #A3B5CC;
  font-size: 0.9375rem;
  line-height: 1.65;
  margin-top: 1.25rem;
  margin-bottom: 1.5rem;
  max-width: 340px;
}

.avd-footer-col h4 {
  color: var(--color-white);
  font-size: 1.05rem;
  margin-bottom: 1.35rem;
  letter-spacing: -0.01em;
}

.avd-footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.avd-footer-col a {
  color: #B4C2D3;
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.avd-footer-col a:hover {
  color: var(--color-white);
  padding-left: 3px;
}

.avd-footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.avd-footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.9rem;
  color: #B4C2D3;
}

.avd-footer-contact-item svg {
  width: 18px;
  height: 18px;
  color: var(--color-accent-blue);
  flex-shrink: 0;
  margin-top: 3px;
}

.avd-social-links {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.avd-social-btn {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background-color: rgba(255, 255, 255, 0.08);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.avd-social-btn:hover {
  background-color: var(--color-accent-blue);
  color: var(--color-white);
  transform: translateY(-2px);
}

.avd-social-btn svg {
  width: 18px;
  height: 18px;
}

/* Prominent Footer WhatsApp CTA Button */
.avd-footer-whatsapp-cta {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.avd-footer-whatsapp-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  width: 100%;
  padding: 0.85rem 1.15rem;
  background: linear-gradient(135deg, rgba(37, 211, 102, 0.14) 0%, rgba(14, 36, 66, 0.95) 100%);
  border: 1px solid rgba(37, 211, 102, 0.45);
  border-radius: var(--radius-md);
  color: var(--color-white);
  text-decoration: none;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25);
  transition: all var(--transition-normal);
  cursor: pointer;
}

.avd-footer-whatsapp-btn:hover {
  background: linear-gradient(135deg, #25D366 0%, #1EAA52 100%);
  border-color: #25D366;
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
}

.avd-footer-whatsapp-btn:focus-visible {
  outline: 3px solid #25D366;
  outline-offset: 3px;
}

.avd-footer-whatsapp-icon {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background-color: #25D366;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(37, 211, 102, 0.35);
  transition: transform var(--transition-fast);
}

.avd-footer-whatsapp-btn:hover .avd-footer-whatsapp-icon {
  transform: scale(1.08);
  background-color: #FFFFFF;
  color: #25D366;
}

.avd-footer-whatsapp-icon svg {
  width: 20px;
  height: 20px;
}

.avd-footer-whatsapp-content {
  display: flex;
  flex-direction: column;
  text-align: left;
}

.avd-footer-whatsapp-title {
  font-size: 0.9375rem;
  font-weight: 700;
  color: #FFFFFF;
  line-height: 1.25;
}

.avd-footer-whatsapp-meta {
  font-size: 0.78rem;
  color: #A7F3D0;
  font-weight: 500;
  margin-top: 2px;
  letter-spacing: 0.02em;
}

.avd-footer-whatsapp-btn:hover .avd-footer-whatsapp-meta {
  color: rgba(255, 255, 255, 0.92);
}

.avd-footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: #8A9BAE;
}

.avd-footer-legal-links {
  display: flex;
  gap: 1.5rem;
}

.avd-footer-legal-links a {
  color: #8A9BAE;
}

.avd-footer-legal-links a:hover {
  color: var(--color-white);
}

/* ==========================================================================
   Floating WhatsApp Button
   ========================================================================== */
.avd-whatsapp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 998;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.avd-whatsapp-btn {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background-color: #25D366;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.45);
  transition: all var(--transition-normal);
  position: relative;
}

.avd-whatsapp-btn:hover {
  background-color: #20BD5A;
  transform: scale(1.08);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.55);
}

.avd-whatsapp-btn svg {
  width: 32px;
  height: 32px;
}

.avd-whatsapp-pulse {
  position: absolute;
  top: -4px;
  left: -4px;
  right: -4px;
  bottom: -4px;
  border-radius: 50%;
  border: 2px solid #25D366;
  animation: avdPulse 2s infinite cubic-bezier(0.45, 0, 0.55, 1);
  pointer-events: none;
}

@keyframes avdPulse {
  0% { transform: scale(1); opacity: 0.8; }
  100% { transform: scale(1.4); opacity: 0; }
}

.avd-whatsapp-label {
  background-color: var(--color-deep-navy);
  color: var(--color-white);
  padding: 0.5rem 0.95rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(255, 255, 255, 0.1);
  white-space: nowrap;
}

/* ==========================================================================
   Inner Page Components (Breadcrumbs, Sidebar, Content)
   ========================================================================== */
.avd-page-hero {
  background: radial-gradient(circle at 80% 20%, #174A7E 0%, #0B1F3A 65%);
  color: var(--color-white);
  padding: 4.5rem 0 3.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.avd-page-hero h1 {
  color: var(--color-white);
  margin-bottom: 1rem;
}

.avd-breadcrumbs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.85rem;
  margin-bottom: 1.5rem;
  color: #94A3B8;
}

.avd-breadcrumbs a {
  color: #CBD5E1;
}

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

.avd-breadcrumbs-sep {
  color: #64748B;
}

.avd-content-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 3.5rem;
}

.avd-sidebar-widget {
  background-color: var(--color-light-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  margin-bottom: 2rem;
}

.avd-sidebar-widget h3 {
  font-size: 1.2rem;
  margin-bottom: 1rem;
  border-bottom: 2px solid var(--color-border);
  padding-bottom: 0.65rem;
}

/* Service Detail Components */
.avd-deliverables-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin: 2rem 0;
}

.avd-deliverable-item {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.avd-deliverable-item h4 {
  font-size: 1.1rem;
  color: var(--color-primary-navy);
  margin-bottom: 0.5rem;
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1024px) {
  .avd-hero-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .avd-services-grid,
  .avd-why-grid,
  .avd-industries-grid,
  .avd-tech-categories,
  .avd-testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .avd-footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
  }

  .avd-process-timeline {
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
  }

  .avd-process-timeline::before {
    display: none;
  }

  .avd-content-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .avd-nav-desktop,
  .avd-header-cta .avd-btn {
    display: none;
  }

  .avd-nav-toggle {
    display: block;
  }

  .avd-services-grid,
  .avd-why-grid,
  .avd-industries-grid,
  .avd-tech-categories,
  .avd-testimonials-grid,
  .avd-trust-grid,
  .avd-projects-grid,
  .avd-deliverables-grid,
  .avd-form-grid {
    grid-template-columns: 1fr;
  }

  .avd-process-timeline {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

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

  .avd-footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .avd-whatsapp-label {
    display: none;
  }

  .avd-whatsapp-float {
    bottom: 1.25rem;
    right: 1.25rem;
  }

  .avd-btn-group {
    flex-direction: column;
    align-items: stretch;
  }

  .avd-btn {
    width: 100%;
  }
}

/* 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;
  }
}