/* ============================================
   EntityKit — Design System & Global Styles
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
  /* Colors */
  --color-primary: #0A1628;
  --color-primary-light: #1A2A44;
  --color-secondary: #2563EB;
  --color-secondary-light: #3B82F6;
  --color-accent: #D4AF37;
  --color-accent-light: #E5C76B;
  --color-bg: #F8FAFC;
  --color-bg-white: #FFFFFF;
  --color-text: #1E293B;
  --color-text-light: #64748B;
  --color-text-lighter: #94A3B8;
  --color-border: #E2E8F0;
  --color-border-light: #F1F5F9;
  --color-success: #10B981;
  --color-error: #EF4444;

  /* Gradients */
  --gradient-hero: linear-gradient(135deg, #0A1628 0%, #1A2A44 40%, #1E3A5F 100%);
  --gradient-card: linear-gradient(180deg, rgba(37, 99, 235, 0.03) 0%, rgba(37, 99, 235, 0) 100%);
  --gradient-accent: linear-gradient(135deg, #D4AF37 0%, #E5C76B 100%);

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  --font-size-6xl: 3.75rem;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --line-height-tight: 1.2;
  --line-height-normal: 1.6;
  --line-height-relaxed: 1.75;
  --letter-spacing-tight: -0.02em;
  --letter-spacing-normal: 0;
  --letter-spacing-wide: 0.05em;
  --letter-spacing-wider: 0.1em;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
  --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.06);
  --shadow-card-hover: 0 10px 40px rgba(0, 0, 0, 0.08), 0 2px 8px rgba(0, 0, 0, 0.04);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 350ms ease;
  --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Layout */
  --max-width: 1200px;
  --max-width-narrow: 800px;
  --nav-height: 80px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

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

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

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  letter-spacing: var(--letter-spacing-tight);
  color: var(--color-primary);
}

h1 {
  font-size: var(--font-size-5xl);
}

h2 {
  font-size: var(--font-size-4xl);
}

h3 {
  font-size: var(--font-size-2xl);
}

h4 {
  font-size: var(--font-size-xl);
}

p {
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
}

.text-gradient {
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* --- Layout --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.container--narrow {
  max-width: var(--max-width-narrow);
}

.section {
  padding: var(--space-24) 0;
}

.section--sm {
  padding: var(--space-16) 0;
}

.section--lg {
  padding: var(--space-32) 0;
}

.section--dark {
  background-color: var(--color-primary);
  color: #fff;
}

.section--dark h2,
.section--dark h3,
.section--dark h4 {
  color: #fff;
}

.section--dark p {
  color: rgba(255, 255, 255, 0.7);
}

/* Grid */
.grid {
  display: grid;
  gap: var(--space-8);
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

/* Flex utilities */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: var(--space-2); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }
.text-center { text-align: center; }

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  transition: background-color var(--transition-base), box-shadow var(--transition-base);
}

.nav--scrolled {
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow-md);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.nav__logo {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: #fff;
  letter-spacing: var(--letter-spacing-tight);
  transition: color var(--transition-base);
}

.nav--scrolled .nav__logo {
  color: var(--color-primary);
}

.nav__logo span {
  color: var(--color-accent);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav__link {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: rgba(255, 255, 255, 0.8);
  transition: color var(--transition-fast);
  position: relative;
}

.nav--scrolled .nav__link {
  color: var(--color-text-light);
}

.nav__link:hover {
  color: #fff;
}

.nav--scrolled .nav__link:hover {
  color: var(--color-secondary);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width var(--transition-base);
}

.nav__link:hover::after {
  width: 100%;
}

.nav__cta {
  padding: var(--space-2) var(--space-5);
  background: var(--color-accent);
  color: var(--color-primary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.nav__cta:hover {
  background: var(--color-accent-light);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(212, 175, 55, 0.3);
}

/* Mobile menu */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
}

.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  transition: all var(--transition-base);
}

.nav--scrolled .nav__toggle span {
  background: var(--color-primary);
}

.nav__toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav__toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav__toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Dropdown */
.nav__dropdown {
  position: relative;
}

.nav__dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  background: var(--color-bg-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  padding: var(--space-2) 0;
  min-width: 200px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  pointer-events: none;
}

.nav__dropdown:hover .nav__dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
  pointer-events: all;
}

.nav__dropdown-item {
  display: block;
  padding: var(--space-3) var(--space-5);
  font-size: var(--font-size-sm);
  color: var(--color-text);
  transition: all var(--transition-fast);
}

.nav__dropdown-item:hover {
  background: var(--color-bg);
  color: var(--color-secondary);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  white-space: nowrap;
  line-height: 1.5;
}

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

.btn--primary:hover {
  background: var(--color-secondary-light);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

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

.btn--accent:hover {
  background: var(--color-accent-light);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(212, 175, 55, 0.3);
}

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

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

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

.btn--white:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.btn--lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--font-size-lg);
  border-radius: var(--radius-lg);
}

.btn--sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--font-size-sm);
}

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

/* --- Hero Section --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--gradient-hero);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.15) 0%, transparent 70%);
  border-radius: 50%;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(212, 175, 55, 0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 700px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--space-6);
  backdrop-filter: blur(8px);
}

.hero__badge-dot {
  width: 8px;
  height: 8px;
  background: var(--color-success);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

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

.hero__title {
  font-size: var(--font-size-6xl);
  font-weight: var(--font-weight-bold);
  color: #fff;
  line-height: 1.1;
  margin-bottom: var(--space-6);
  letter-spacing: var(--letter-spacing-tight);
}

.hero__title-accent {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__subtitle {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.7);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-10);
  max-width: 540px;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.hero__stats {
  display: flex;
  gap: var(--space-12);
  margin-top: var(--space-16);
  padding-top: var(--space-10);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.hero__stat-value {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: #fff;
  line-height: 1;
}

.hero__stat-label {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.5);
  margin-top: var(--space-2);
}

/* --- Cards --- */
.card {
  background: var(--color-bg-white);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  box-shadow: var(--shadow-card);
  transition: all var(--transition-base);
  border: 1px solid var(--color-border-light);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-accent);
  opacity: 0;
  transition: opacity var(--transition-base);
}

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

.card:hover::before {
  opacity: 1;
}

.card__icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(37, 99, 235, 0.08);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-5);
  color: var(--color-secondary);
  font-size: 24px;
}

.card__title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-3);
  color: var(--color-primary);
}

.card__text {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-4);
}

.card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-secondary);
  transition: gap var(--transition-fast);
}

.card__link:hover {
  gap: var(--space-3);
}

/* Service card specific */
.service-card {
  padding: var(--space-10);
  text-align: center;
}

.service-card__flag {
  font-size: 48px;
  margin-bottom: var(--space-4);
}

.service-card__title {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-3);
}

.service-card__features {
  text-align: left;
  margin: var(--space-6) 0;
}

.service-card__feature {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-2) 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

.service-card__feature svg {
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--color-success);
}

/* --- Section Headers --- */
.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto var(--space-16);
}

.section-header__label {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wider);
  color: var(--color-secondary);
  margin-bottom: var(--space-4);
  background: rgba(37, 99, 235, 0.08);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
}

.section-header__title {
  margin-bottom: var(--space-4);
}

.section-header__desc {
  font-size: var(--font-size-lg);
  color: var(--color-text-light);
}

/* --- Process Steps --- */
.process {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
  position: relative;
}

.process::before {
  content: '';
  position: absolute;
  top: 32px;
  left: calc(12.5% + 16px);
  right: calc(12.5% + 16px);
  height: 2px;
  background: var(--color-border);
}

.process__step {
  text-align: center;
  position: relative;
}

.process__number {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-5);
  background: var(--color-bg-white);
  border: 2px solid var(--color-border);
  border-radius: 50%;
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-secondary);
  position: relative;
  z-index: 1;
  transition: all var(--transition-base);
}

.process__step:hover .process__number {
  background: var(--color-secondary);
  border-color: var(--color-secondary);
  color: #fff;
  transform: scale(1.1);
}

.process__title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.process__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

/* --- Stats --- */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
  padding: var(--space-12) 0;
}

.stat {
  text-align: center;
}

.stat__value {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-secondary);
  line-height: 1;
}

.stat__label {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  margin-top: var(--space-2);
}

/* --- Testimonials --- */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.testimonial {
  background: var(--color-bg-white);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  border: 1px solid var(--color-border-light);
  position: relative;
}

.testimonial__quote {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-6);
  font-style: italic;
}

.testimonial__quote::before {
  content: '"';
  font-size: var(--font-size-5xl);
  font-style: normal;
  color: var(--color-accent);
  line-height: 1;
  display: block;
  margin-bottom: var(--space-2);
}

.testimonial__author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.testimonial__avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  font-size: var(--font-size-sm);
}

.testimonial__name {
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-sm);
  color: var(--color-primary);
}

.testimonial__role {
  font-size: var(--font-size-xs);
  color: var(--color-text-lighter);
}

/* --- CTA Section --- */
.cta-section {
  background: var(--gradient-hero);
  border-radius: var(--radius-xl);
  padding: var(--space-16) var(--space-12);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(212, 175, 55, 0.15) 0%, transparent 70%);
  border-radius: 50%;
}

.cta-section__title {
  font-size: var(--font-size-4xl);
  color: #fff;
  margin-bottom: var(--space-4);
  position: relative;
}

.cta-section__desc {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: var(--space-8);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
}

.cta-section .btn {
  position: relative;
}

/* --- Forms --- */
.form-group {
  margin-bottom: var(--space-5);
}

.form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--font-size-base);
  color: var(--color-text);
  background: var(--color-bg-white);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  outline: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

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

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

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2364748B' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

.form-checkbox-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.form-checkbox-label {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: var(--font-size-sm);
  transition: all var(--transition-fast);
}

.form-checkbox-label:hover {
  border-color: var(--color-secondary);
}

.form-checkbox-label input:checked + .form-checkbox-text {
  color: var(--color-secondary);
  font-weight: var(--font-weight-medium);
}

.form-checkbox-label:has(input:checked) {
  border-color: var(--color-secondary);
  background: rgba(37, 99, 235, 0.04);
}

.form-checkbox-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--color-secondary);
}

.form-error {
  font-size: var(--font-size-xs);
  color: var(--color-error);
  margin-top: var(--space-1);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}

/* --- Footer --- */
.footer {
  background: var(--color-primary);
  padding: var(--space-16) 0 var(--space-8);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

.footer__brand-desc {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.5);
  line-height: var(--line-height-relaxed);
  margin-top: var(--space-4);
  max-width: 300px;
}

.footer__title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: #fff;
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wider);
  margin-bottom: var(--space-5);
}

.footer__link {
  display: block;
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.5);
  padding: var(--space-2) 0;
  transition: color var(--transition-fast);
}

.footer__link:hover {
  color: var(--color-accent);
}

.footer__bottom {
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer__copy {
  font-size: var(--font-size-xs);
  color: rgba(255, 255, 255, 0.4);
}

.footer__legal-links {
  display: flex;
  gap: var(--space-6);
}

.footer__legal-link {
  font-size: var(--font-size-xs);
  color: rgba(255, 255, 255, 0.4);
  transition: color var(--transition-fast);
}

.footer__legal-link:hover {
  color: rgba(255, 255, 255, 0.8);
}

/* --- Inner Page Hero --- */
.page-hero {
  background: var(--gradient-hero);
  padding: calc(var(--nav-height) + var(--space-16)) 0 var(--space-16);
  text-align: center;
}

.page-hero__title {
  font-size: var(--font-size-5xl);
  color: #fff;
  margin-bottom: var(--space-4);
}

.page-hero__subtitle {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.7);
  max-width: 600px;
  margin: 0 auto;
}

/* --- Breadcrumbs --- */
.breadcrumbs {
  padding: var(--space-3) 0;
  font-size: var(--font-size-sm);
}

.breadcrumbs a {
  color: rgba(255, 255, 255, 0.5);
  transition: color var(--transition-fast);
}

.breadcrumbs a:hover {
  color: rgba(255, 255, 255, 0.9);
}

.breadcrumbs span {
  color: rgba(255, 255, 255, 0.3);
  margin: 0 var(--space-2);
}

.breadcrumbs .current {
  color: rgba(255, 255, 255, 0.8);
}

/* --- Content Prose --- */
.prose {
  max-width: var(--max-width-narrow);
  margin: 0 auto;
}

.prose h2 {
  font-size: var(--font-size-3xl);
  margin-top: var(--space-12);
  margin-bottom: var(--space-4);
}

.prose h3 {
  font-size: var(--font-size-xl);
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
}

.prose p {
  margin-bottom: var(--space-4);
}

.prose ul {
  margin-bottom: var(--space-4);
  padding-left: var(--space-6);
}

.prose li {
  list-style: disc;
  margin-bottom: var(--space-2);
  color: var(--color-text-light);
}

.prose li::marker {
  color: var(--color-secondary);
}

/* --- Success Message --- */
.success-message {
  text-align: center;
  padding: var(--space-16) var(--space-8);
}

.success-message__icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--space-6);
  background: rgba(16, 185, 129, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-success);
}

.success-message__title {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--space-3);
}

.success-message__desc {
  font-size: var(--font-size-lg);
  color: var(--color-text-light);
}

/* --- Animations --- */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Stagger children */
.stagger-children > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.stagger-children.visible > *:nth-child(1) { transition-delay: 0ms; opacity: 1; transform: translateY(0); }
.stagger-children.visible > *:nth-child(2) { transition-delay: 100ms; opacity: 1; transform: translateY(0); }
.stagger-children.visible > *:nth-child(3) { transition-delay: 200ms; opacity: 1; transform: translateY(0); }
.stagger-children.visible > *:nth-child(4) { transition-delay: 300ms; opacity: 1; transform: translateY(0); }

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

/* --- Responsive --- */
@media (max-width: 1024px) {
  h1 { font-size: var(--font-size-4xl); }
  h2 { font-size: var(--font-size-3xl); }

  .hero__title { font-size: var(--font-size-5xl); }
  .hero__stats { gap: var(--space-8); }

  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .grid--4 { grid-template-columns: repeat(2, 1fr); }

  .process { grid-template-columns: repeat(2, 1fr); }
  .process::before { display: none; }

  .stats-bar { grid-template-columns: repeat(2, 1fr); }
  .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  :root {
    --nav-height: 64px;
  }

  h1 { font-size: var(--font-size-3xl); }
  h2 { font-size: var(--font-size-2xl); }
  h3 { font-size: var(--font-size-xl); }

  .section { padding: var(--space-16) 0; }
  .section--lg { padding: var(--space-20) 0; }

  .hero {
    min-height: auto;
    padding: calc(var(--nav-height) + var(--space-16)) 0 var(--space-16);
  }

  .hero__title { font-size: var(--font-size-4xl); }
  .hero__subtitle { font-size: var(--font-size-base); }
  .hero__stats {
    flex-direction: column;
    gap: var(--space-6);
    align-items: flex-start;
  }

  .hero__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .grid--2,
  .grid--3,
  .grid--4 { grid-template-columns: 1fr; }

  .process { grid-template-columns: 1fr; gap: var(--space-6); }
  .stats-bar { grid-template-columns: repeat(2, 1fr); gap: var(--space-6); }
  .testimonials-grid { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; gap: var(--space-8); }

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

  .page-hero__title { font-size: var(--font-size-3xl); }

  .cta-section {
    padding: var(--space-12) var(--space-6);
    border-radius: var(--radius-lg);
  }

  .cta-section__title { font-size: var(--font-size-2xl); }

  /* Mobile nav */
  .nav__toggle {
    display: flex;
  }

  .nav__links {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-primary);
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-8) var(--space-6);
    gap: var(--space-1);
    transform: translateX(100%);
    transition: transform var(--transition-base);
    overflow-y: auto;
  }

  .nav__links.active {
    transform: translateX(0);
  }

  .nav__link {
    font-size: var(--font-size-lg);
    padding: var(--space-3) 0;
    width: 100%;
    color: rgba(255, 255, 255, 0.8);
  }

  .nav__link::after { display: none; }

  .nav__dropdown-menu {
    position: static;
    transform: none;
    opacity: 1;
    visibility: visible;
    background: rgba(255, 255, 255, 0.05);
    box-shadow: none;
    border-radius: var(--radius-md);
    margin-top: var(--space-2);
    pointer-events: all;
  }

  .nav__dropdown-item {
    color: rgba(255, 255, 255, 0.6);
  }

  .nav__dropdown-item:hover {
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
  }

  .nav__cta {
    width: 100%;
    text-align: center;
    margin-top: var(--space-4);
  }

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-4);
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero__title { font-size: var(--font-size-3xl); }
  .stats-bar { grid-template-columns: 1fr; }
  .form-checkbox-group { flex-direction: column; }
}