/* ==============================================
   VBI WEBSITE — COMPREHENSIVE PRODUCTION CSS
   ============================================== */

/* ========== CSS CUSTOM PROPERTIES ========== */
:root {
  /* Brand Colors */
  --primary: #0D7377;
  --primary-dark: #0A5C5F;
  --primary-light: #10918F;
  --dark: #1B2A4A;
  --accent: #E8913A;
  --accent-hover: #D47E2E;
  --light-bg: #F0F7F7;
  --white: #FFFFFF;

  /* Grayscale */
  --gray-50: #F9FAFB;
  --gray-100: #F3F4F6;
  --gray-200: #E5E7EB;
  --gray-300: #D1D5DB;
  --gray-500: #6B7280;
  --gray-600: #4B5563;
  --gray-700: #374151;
  --gray-800: #1F2937;
  --gray-900: #111827;

  /* Status Colors */
  --success: #4CAF50;
  --warning: #F59E0B;
  --error: #EF4444;
  --info: #3B82F6;

  /* Typography */
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Layout */
  --max-width: 1200px;
  --header-height: 80px;
  --container-padding: 1.5rem;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;
  --space-3xl: 6rem;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.15);

  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 300ms ease-in-out;
  --transition-slow: 500ms ease-in-out;

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
}

/* ========== RESET & NORMALIZE ========== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--gray-900);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ========== TYPOGRAPHY ========== */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-md);
  color: var(--dark);
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
}

h2 {
  font-size: clamp(1.75rem, 4vw, 2.8rem);
  font-weight: 700;
}

h3 {
  font-size: clamp(1.25rem, 3vw, 1.875rem);
  font-weight: 600;
}

h4 {
  font-size: 1.25rem;
  font-weight: 600;
}

h5 {
  font-size: 1.125rem;
  font-weight: 600;
}

h6 {
  font-size: 1rem;
  font-weight: 600;
}

p {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--gray-700);
  margin-bottom: var(--space-md);
}

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

.lead {
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--gray-600);
  font-weight: 500;
}

small {
  font-size: 0.875rem;
  color: var(--gray-600);
}

strong {
  font-weight: 600;
  color: var(--gray-900);
}

blockquote {
  border-left: 4px solid var(--primary);
  padding-left: var(--space-md);
  margin-left: 0;
  margin-bottom: var(--space-md);
  font-style: italic;
  color: var(--gray-700);
}

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

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

ul,
ol {
  margin-left: var(--space-md);
  margin-bottom: var(--space-md);
}

li {
  margin-bottom: var(--space-sm);
  color: var(--gray-700);
}

/* ========== LAYOUT ========== */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.section {
  padding: var(--space-3xl) 0;
}

.section-small {
  padding: var(--space-xl) 0;
}

.section-large {
  padding: var(--space-3xl) 0;
}

.section-title {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.section-title h2 {
  margin-bottom: var(--space-md);
}

.section-title p {
  font-size: 1.125rem;
  color: var(--gray-600);
  max-width: 600px;
  margin: 0 auto;
}

/* Grid Layouts */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

.grid-6 {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-lg);
}

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

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

.flex-col {
  display: flex;
  flex-direction: column;
}

/* ========== HEADER & NAVIGATION ========== */
.announcement-bar {
  background: var(--primary);
  color: var(--white);
  padding: var(--space-sm) var(--container-padding);
  font-size: 0.875rem;
  font-weight: 500;
}

.announcement-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.announcement-bar a {
  color: var(--white);
  text-decoration: underline;
  transition: opacity var(--transition-fast);
}

.announcement-bar a:hover {
  opacity: 0.9;
}

header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: var(--white);
  z-index: 1000;
  transition: box-shadow var(--transition-fast);
}

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

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  height: var(--header-height);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  flex-direction: column;
  gap: 0;
  line-height: 1.1;
}

.logo-text {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
}

.logo-subtext {
  font-size: 0.65rem;
  letter-spacing: 0.05em;
  color: var(--gray-600);
  font-weight: 600;
  text-transform: uppercase;
}

nav {
  display: flex;
  gap: var(--space-lg);
}

nav a {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--gray-700);
  transition: color var(--transition-fast);
}

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

.nav-right {
  display: flex;
  gap: var(--space-md);
  align-items: center;
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--dark);
}

/* ========== HERO SECTION ========== */
.hero {
  margin-top: var(--header-height);
  background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
  position: relative;
  min-height: 90vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  overflow: hidden;
  color: var(--white);
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 600"><defs><pattern id="dots" x="0" y="0" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="2" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="1200" height="600" fill="url(%23dots)"/></svg>');
  opacity: 0.3;
  pointer-events: none;
}

.hero .container {
  position: relative;
  z-index: 1;
}

.badge {
  display: inline-block;
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-xl);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: var(--space-lg);
  color: var(--white);
}

.badge-primary {
  background: var(--primary);
  border-color: var(--primary-dark);
}

.badge-accent {
  background: var(--accent);
  border-color: var(--accent-hover);
  color: var(--white);
}

.hero h1 {
  color: var(--white);
  margin-bottom: var(--space-lg);
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.hero .lead {
  color: rgba(255, 255, 255, 0.95);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: var(--space-2xl);
  font-size: 1.25rem;
}

.hero-cta {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: var(--space-3xl);
}

.trust-bar {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.9);
}

/* ========== BUTTONS ========== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: var(--radius-lg);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}

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

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--white);
  color: var(--white);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}

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

.btn-white:hover {
  background: var(--gray-100);
}

.btn-dark {
  background: var(--dark);
  color: var(--white);
}

.btn-dark:hover {
  background: var(--gray-800);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1rem;
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

.btn-block {
  width: 100%;
  justify-content: center;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* ========== CARDS ========== */
.card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: var(--space-lg);
  border: 1px solid var(--gray-200);
  transition: all var(--transition-base);
  height: 100%;
  display: flex;
  flex-direction: column;
}

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

.card-header {
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--gray-200);
}

.card-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.card-body {
  flex: 1;
  margin-bottom: var(--space-md);
}

.card-footer {
  padding-top: var(--space-md);
  border-top: 1px solid var(--gray-200);
}

.card-icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-md);
  line-height: 1;
}

.card.featured {
  border: 2px solid var(--accent);
  background: linear-gradient(135deg, rgba(232, 145, 58, 0.05) 0%, transparent 100%);
  transform: scale(1.05);
}

.card.featured .card-title {
  color: var(--accent);
}

/* ========== PRICING CARDS ========== */
.pricing-card {
  background: var(--white);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  text-align: center;
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
}

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

.pricing-card.highlighted {
  border-color: var(--accent);
  background: linear-gradient(135deg, rgba(232, 145, 58, 0.05) 0%, transparent 100%);
  transform: scale(1.05);
}

.pricing-card.highlighted .pricing-badge {
  background: var(--accent);
  color: var(--white);
  display: inline-block;
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-lg);
  font-size: 0.75rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
  text-transform: uppercase;
}

.pricing-tier {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: var(--space-md);
}

.pricing-price {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: var(--space-sm);
}

.pricing-price small {
  font-size: 1rem;
  color: var(--gray-600);
  font-weight: 400;
}

.pricing-desc {
  color: var(--gray-600);
  font-size: 0.95rem;
  margin-bottom: var(--space-lg);
}

.pricing-features {
  flex: 1;
  text-align: left;
  margin-bottom: var(--space-lg);
}

.pricing-features li {
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
  color: var(--gray-700);
  font-size: 0.95rem;
}

.pricing-features li::before {
  content: '✓';
  color: var(--success);
  font-weight: 700;
  flex-shrink: 0;
}

/* ========== FORMS ========== */
form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.form-group label {
  font-weight: 600;
  color: var(--gray-800);
  font-size: 0.95rem;
}

input[type='text'],
input[type='email'],
input[type='phone'],
input[type='password'],
input[type='url'],
input[type='number'],
textarea,
select {
  padding: 0.75rem;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--gray-900);
  background: var(--white);
  transition: border-color var(--transition-fast);
}

input[type='text']:focus,
input[type='email']:focus,
input[type='phone']:focus,
input[type='password']:focus,
input[type='url']:focus,
input[type='number']:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(13, 115, 119, 0.1);
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

input[type='checkbox'],
input[type='radio'] {
  cursor: pointer;
}

.checkbox-group,
.radio-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.checkbox-item,
.radio-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.checkbox-item label,
.radio-item label {
  margin: 0;
  cursor: pointer;
  font-weight: 400;
}

/* ========== TESTIMONIALS ========== */
.testimonial {
  background: var(--gray-50);
  border-left: 4px solid var(--accent);
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-lg);
}

.testimonial-text {
  color: var(--gray-700);
  font-style: italic;
  margin-bottom: var(--space-md);
  font-size: 1rem;
}

.testimonial-author {
  font-weight: 600;
  color: var(--dark);
}

.testimonial-role {
  font-size: 0.9rem;
  color: var(--gray-600);
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  margin-right: var(--space-md);
}

/* ========== STATS SECTION ========== */
.stat {
  text-align: center;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}

.stat-label {
  font-size: 0.95rem;
  color: var(--gray-600);
  margin-top: var(--space-sm);
  font-weight: 500;
}

/* ========== TIMELINE ========== */
.timeline {
  position: relative;
  padding: var(--space-lg) 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 100%;
  background: var(--gray-200);
}

.timeline-item {
  margin-bottom: var(--space-2xl);
  position: relative;
}

.timeline-item:nth-child(odd) {
  padding-right: calc(50% + var(--space-lg));
  text-align: right;
}

.timeline-item:nth-child(even) {
  padding-left: calc(50% + var(--space-lg));
}

.timeline-dot {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 12px;
  height: 12px;
  background: var(--accent);
  border: 3px solid var(--white);
  border-radius: 50%;
  top: 0;
  z-index: 2;
  box-shadow: 0 0 0 3px var(--primary);
}

.timeline-content {
  background: var(--gray-50);
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
}

/* ========== ACCORDION/FAQ ========== */
.accordion {
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.accordion-item {
  border-bottom: 1px solid var(--gray-200);
}

.accordion-item:last-child {
  border-bottom: none;
}

.accordion-button {
  background: var(--white);
  border: none;
  padding: var(--space-lg);
  width: 100%;
  text-align: left;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background var(--transition-fast);
  color: var(--dark);
}

.accordion-button:hover {
  background: var(--gray-50);
}

.accordion-button.active {
  background: var(--light-bg);
  color: var(--primary);
}

.accordion-icon {
  transition: transform var(--transition-fast);
  font-size: 1.25rem;
}

.accordion-button.active .accordion-icon {
  transform: rotate(180deg);
}

.accordion-content {
  background: var(--gray-50);
  padding: 0 var(--space-lg) var(--space-lg) var(--space-lg);
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base);
}

.accordion-content.active {
  max-height: 500px;
}

/* ========== BADGES/TAGS ========== */
.badge-secondary {
  display: inline-block;
  background: var(--gray-100);
  color: var(--gray-800);
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-lg);
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-success {
  background: rgba(76, 175, 80, 0.1);
  color: var(--success);
}

.badge-warning {
  background: rgba(245, 158, 11, 0.1);
  color: var(--warning);
}

.badge-error {
  background: rgba(239, 68, 68, 0.1);
  color: var(--error);
}

/* ========== FOOTER ========== */
footer {
  background: var(--dark);
  color: var(--white);
  padding: var(--space-3xl) 0 var(--space-lg);
}

.footer-top {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
  padding-bottom: var(--space-2xl);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-column h4 {
  color: var(--white);
  margin-bottom: var(--space-md);
  font-size: 0.95rem;
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.footer-column ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-column ul li {
  margin-bottom: var(--space-sm);
}

.footer-column a {
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition-fast);
}

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

.newsletter-signup {
  margin-bottom: var(--space-lg);
}

.newsletter-signup input {
  width: 100%;
  padding: var(--space-sm);
  border: none;
  border-radius: var(--radius-md) 0 0 var(--radius-md);
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
  font-size: 0.9rem;
}

.newsletter-signup input::placeholder {
  color: rgba(255, 255, 255, 0.5);
}

.newsletter-signup button {
  width: 100%;
  padding: var(--space-sm);
  background: var(--accent);
  color: var(--white);
  border: none;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  cursor: pointer;
  font-weight: 600;
  transition: background var(--transition-fast);
}

.newsletter-signup button:hover {
  background: var(--accent-hover);
}

.social-links {
  display: flex;
  gap: var(--space-md);
  margin: var(--space-lg) 0;
}

.social-links a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast);
}

.social-links a:hover {
  background: var(--accent);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
}

.footer-links {
  display: flex;
  gap: var(--space-lg);
}

.footer-links a {
  color: rgba(255, 255, 255, 0.6);
}

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

/* ========== ANIMATIONS ========== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

.fade-in-up {
  animation: fadeInUp var(--transition-slow) ease-out forwards;
  opacity: 0;
}

.animate-on-scroll {
  animation: fadeInUp var(--transition-slow) ease-out forwards;
  opacity: 0;
}

.animate-on-scroll.visible {
  opacity: 1;
}

/* ========== UTILITY CLASSES ========== */
.text-center {
  text-align: center;
}

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

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

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

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

.text-muted {
  color: var(--gray-600);
}

.text-white {
  color: var(--white);
}

.text-dark {
  color: var(--dark);
}

.text-success {
  color: var(--success);
}

.font-weight-light {
  font-weight: 300;
}

.font-weight-normal {
  font-weight: 400;
}

.font-weight-semibold {
  font-weight: 600;
}

.font-weight-bold {
  font-weight: 700;
}

/* Margin Utilities */
.mt-1 { margin-top: var(--space-xs); }
.mt-2 { margin-top: var(--space-sm); }
.mt-3 { margin-top: var(--space-md); }
.mt-4 { margin-top: var(--space-lg); }
.mt-5 { margin-top: var(--space-xl); }
.mt-6 { margin-top: var(--space-2xl); }

.mb-1 { margin-bottom: var(--space-xs); }
.mb-2 { margin-bottom: var(--space-sm); }
.mb-3 { margin-bottom: var(--space-md); }
.mb-4 { margin-bottom: var(--space-lg); }
.mb-5 { margin-bottom: var(--space-xl); }
.mb-6 { margin-bottom: var(--space-2xl); }

.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

/* Padding Utilities */
.pt-3 { padding-top: var(--space-md); }
.pt-4 { padding-top: var(--space-lg); }
.pb-3 { padding-bottom: var(--space-md); }
.pb-4 { padding-bottom: var(--space-lg); }
.px-3 { padding-left: var(--space-md); padding-right: var(--space-md); }
.px-4 { padding-left: var(--space-lg); padding-right: var(--space-lg); }

/* Display Utilities */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

.flex-wrap {
  flex-wrap: wrap;
}

.gap-1 { gap: var(--space-xs); }
.gap-2 { gap: var(--space-sm); }
.gap-3 { gap: var(--space-md); }
.gap-4 { gap: var(--space-lg); }
.gap-5 { gap: var(--space-xl); }

/* Background Colors */
.bg-light {
  background: var(--light-bg);
}

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

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

.bg-gray-50 {
  background: var(--gray-50);
}

.bg-gray-100 {
  background: var(--gray-100);
}

/* Opacity Utilities */
.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }

/* ========== RESPONSIVE DESIGN ========== */
@media (max-width: 1024px) {
  :root {
    --container-padding: 1.25rem;
  }

  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-6 {
    grid-template-columns: repeat(3, 1fr);
  }

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

  nav {
    display: none;
  }

  .mobile-menu-toggle {
    display: block;
  }
}

@media (max-width: 768px) {
  :root {
    --container-padding: 1rem;
    --header-height: 70px;
  }

  h1 {
    font-size: 1.75rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  h3 {
    font-size: 1.25rem;
  }

  .announcement-bar {
    padding: var(--space-sm) var(--container-padding);
  }

  .announcement-bar .container {
    flex-direction: column;
    text-align: center;
    gap: var(--space-sm);
  }

  .header-inner {
    height: var(--header-height);
  }

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

  .grid-3 {
    grid-template-columns: 1fr;
  }

  .grid-4 {
    grid-template-columns: 1fr;
  }

  .grid-6 {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-cta {
    flex-direction: column;
    width: 100%;
  }

  .hero-cta .btn {
    width: 100%;
    justify-content: center;
  }

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

  .footer-top {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }

  .footer-links {
    justify-content: center;
    flex-wrap: wrap;
  }

  .timeline::before {
    left: 20px;
  }

  .timeline-item:nth-child(odd),
  .timeline-item:nth-child(even) {
    padding-left: 60px;
    padding-right: 0;
    text-align: left;
  }

  .timeline-dot {
    left: 7px;
  }

  .pricing-card.highlighted {
    transform: scale(1);
  }
}

@media (max-width: 480px) {
  :root {
    --container-padding: 0.75rem;
    --space-md: 1.25rem;
  }

  h1 {
    font-size: 1.5rem;
  }

  h2 {
    font-size: 1.25rem;
  }

  .logo-text {
    font-size: 1.25rem;
  }

  .btn {
    padding: 0.65rem 1.25rem;
    font-size: 0.9rem;
  }

  .btn-lg {
    padding: 0.85rem 1.5rem;
  }

  .pricing-price {
    font-size: 2rem;
  }

  .section {
    padding: var(--space-2xl) 0;
  }

  .card {
    padding: var(--space-md);
  }

  .pricing-card {
    padding: var(--space-lg);
  }

  .stat-number {
    font-size: 2rem;
  }

  .hero {
    min-height: 70vh;
  }
}

/* ========== PRINT STYLES ========== */
@media print {
  body {
    background: var(--white);
  }

  header,
  footer,
  .announcement-bar {
    display: none;
  }

  a {
    color: var(--primary);
    text-decoration: underline;
  }

  .btn {
    border: 1px solid var(--gray-300);
  }
}