/* ===================================================================
   Rebootly Deploy — Site Vitrine
   styles.css — Shared stylesheet
   =================================================================== */

/* --- CSS Variables --- */
:root {
  --primary: #0044CC;
  --primary-dark: #003399;
  --accent: #40D4FF;
  --accent-light: #B0ECFF;
  --bg: #F8FAFC;
  --bg-white: #FFFFFF;
  --bg-dark: #0F172A;
  --bg-section: #F1F5F9;
  --text: #0F172A;
  --text-light: #475569;
  --text-muted: #94A3B8;
  --text-white: #FFFFFF;
  --border: #E2E8F0;
  --border-light: #F1F5F9;
  --shadow-sm: 0 1px 2px rgba(15,23,42,0.05);
  --shadow: 0 4px 6px -1px rgba(15,23,42,0.07), 0 2px 4px -2px rgba(15,23,42,0.05);
  --shadow-md: 0 10px 15px -3px rgba(15,23,42,0.08), 0 4px 6px -4px rgba(15,23,42,0.04);
  --shadow-lg: 0 20px 25px -5px rgba(15,23,42,0.1), 0 8px 10px -6px rgba(15,23,42,0.06);
  --radius: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --max-width: 1200px;
  --nav-height: 72px;
  --transition: 0.2s ease;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

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

ul, ol {
  list-style: none;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  line-height: 1.2;
  font-weight: 700;
  color: var(--text);
}

h1 { font-size: 2.75rem; font-weight: 800; letter-spacing: -0.02em; }
h2 { font-size: 2rem; font-weight: 700; letter-spacing: -0.01em; }
h3 { font-size: 1.5rem; font-weight: 600; }
h4 { font-size: 1.25rem; font-weight: 600; }

p {
  color: var(--text-light);
  margin-bottom: 1rem;
}

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

/* --- Layout --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 80px 0;
}

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

.section--dark {
  background: var(--bg-dark);
  color: var(--text-white);
}

.section--dark h2,
.section--dark h3,
.section--dark h4 {
  color: var(--text-white);
}

.section--dark p {
  color: #CBD5E1;
}

.section__header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 48px;
}

.section__header p {
  margin-top: 16px;
  font-size: 1.125rem;
}

.section__badge {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--primary);
  background: rgba(0,68,204,0.08);
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 16px;
}

/* --- Navbar --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  transition: box-shadow var(--transition);
}

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

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text);
  text-decoration: none;
}

.nav__logo span {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav__link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-light);
  text-decoration: none;
  transition: color var(--transition);
  position: relative;
}

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

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

.nav__dropdown-trigger {
  display: flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-light) !important;
  background: none !important;
  border: none !important;
  font-family: inherit;
  padding: 0;
  transition: color var(--transition);
}

.nav__dropdown-trigger:hover {
  color: var(--primary) !important;
}

.nav__dropdown-trigger::after {
  content: '';
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 4px solid currentColor;
  transition: transform var(--transition);
}

.nav__dropdown:hover .nav__dropdown-trigger::after {
  transform: rotate(180deg);
}

.nav__dropdown-menu {
  position: absolute;
  top: calc(100% + 12px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 8px;
  min-width: 240px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.15s, visibility 0.15s, transform 0.15s;
  transform: translateX(-50%) translateY(8px);
}

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

.nav__dropdown-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius);
  color: var(--text) !important;
  text-decoration: none !important;
  transition: background var(--transition);
}

.nav__dropdown-item:hover {
  background: var(--bg-section) !important;
  color: var(--primary) !important;
}

.nav__dropdown-item:hover .nav__dropdown-text strong {
  color: var(--primary) !important;
}

.nav__dropdown-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius);
  background: rgba(0,68,204,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.125rem;
  flex-shrink: 0;
}

.nav__dropdown-text strong {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
}

.nav__dropdown-text span {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.nav__right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav__lang-dropdown {
  position: relative;
}

.nav__lang {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  background: none;
  border: 1px solid var(--border);
  padding: 6px 12px;
  border-radius: 6px;
  font-family: inherit;
  transition: border-color var(--transition), color var(--transition);
}

.nav__lang:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.nav__lang svg {
  flex-shrink: 0;
}

.nav__lang-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  min-width: 140px;
  padding: 4px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.15s, visibility 0.15s;
  z-index: 100;
}

.nav__lang-dropdown:hover .nav__lang-menu {
  opacity: 1;
  visibility: visible;
}

.nav__lang-item {
  display: block;
  padding: 8px 14px;
  font-size: 0.875rem;
  color: var(--text) !important;
  text-decoration: none !important;
  border-radius: 4px;
  transition: background var(--transition);
}

.nav__lang-item:hover {
  background: var(--bg-section);
  color: var(--primary) !important;
}

.nav__lang-item.active {
  font-weight: 600;
  color: var(--primary) !important;
}

/* Mobile menu toggle */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav__toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 600;
  padding: 12px 24px;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition);
  white-space: nowrap;
}

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

.btn--primary:hover {
  background: var(--primary-dark);
  color: var(--text-white);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

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

.btn--accent:hover {
  background: #2CC8F0;
  color: var(--bg-dark);
  transform: translateY(-1px);
}

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

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

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

.btn--white:hover {
  background: var(--bg-section);
  color: var(--primary);
  transform: translateY(-1px);
}

.btn--ghost {
  background: transparent;
  color: var(--text-light);
  padding: 12px 16px;
}

.btn--ghost:hover {
  color: var(--primary);
  background: rgba(0,68,204,0.04);
}

.btn--lg {
  padding: 16px 32px;
  font-size: 1rem;
  border-radius: var(--radius-lg);
}

.btn--sm {
  padding: 8px 16px;
  font-size: 0.8125rem;
}

/* --- Hero --- */
.hero {
  padding: 140px 0 80px;
  position: relative;
  overflow: hidden;
}

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

.hero--gradient {
  background: linear-gradient(135deg, #F8FAFC 0%, #EEF2FF 50%, #F0F9FF 100%);
}

.hero--dark {
  background: linear-gradient(135deg, var(--bg-dark) 0%, #1E293B 100%);
  color: var(--text-white);
}

.hero--dark h1 { color: var(--text-white); }
.hero--dark p { color: #CBD5E1; }

.hero__content {
  max-width: 720px;
  margin: 0 auto;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--primary);
  background: rgba(0,68,204,0.08);
  padding: 8px 16px;
  border-radius: 100px;
  margin-bottom: 24px;
}

.hero h1 {
  margin-bottom: 24px;
}

.hero__subtitle {
  font-size: 1.25rem;
  color: var(--text-light);
  margin-bottom: 32px;
  line-height: 1.5;
}

.hero--dark .hero__subtitle {
  color: #CBD5E1;
}

.hero__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.hero__decoration {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,68,204,0.06) 0%, transparent 70%);
  top: -200px;
  right: -200px;
  pointer-events: none;
}

/* --- Cards --- */
.card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-md);
  border-color: rgba(0,68,204,0.2);
  transform: translateY(-2px);
}

.card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(0,68,204,0.1), rgba(64,212,255,0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.card__title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.card__text {
  font-size: 0.9375rem;
  color: var(--text-light);
  margin-bottom: 16px;
}

.card__link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.card__link::after {
  content: '\2192';
  transition: transform var(--transition);
}

.card__link:hover::after {
  transform: translateX(4px);
}

/* --- Grid layouts --- */
.grid {
  display: grid;
  gap: 24px;
}

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

/* --- Feature Grid --- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.feature {
  padding: 24px;
}

.feature__icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  background: rgba(0,68,204,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  margin-bottom: 16px;
}

.feature__title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.feature__text {
  font-size: 0.875rem;
  color: var(--text-light);
  line-height: 1.5;
}

/* --- Stats / KPIs --- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}

.stat__number {
  font-size: 2.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
  margin-bottom: 8px;
}

.stat__label {
  font-size: 0.9375rem;
  color: var(--text-light);
  font-weight: 500;
}

/* --- Steps / How it works --- */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  counter-reset: step;
}

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

.step::before {
  counter-increment: step;
  content: counter(step);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--text-white);
  font-weight: 700;
  font-size: 1.125rem;
  margin: 0 auto 16px;
}

.step__title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.step__text {
  font-size: 0.875rem;
  color: var(--text-light);
}

/* --- OS Grid --- */
.os-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.os-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.9375rem;
  font-weight: 500;
  transition: border-color var(--transition);
}

.os-item:hover {
  border-color: var(--primary);
}

.os-item__icon {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  background: var(--bg-section);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.os-item__logo {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  object-fit: contain;
  filter: grayscale(30%);
  transition: filter var(--transition), transform var(--transition);
}

.os-item:hover .os-item__logo {
  filter: grayscale(0%);
  transform: scale(1.1);
}

/* --- Integrations --- */
.integrations {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}

.integration {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px 12px;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color var(--transition), transform var(--transition);
}

.integration:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
}

.integration__logo {
  height: 36px;
  width: auto;
  object-fit: contain;
}

/* --- Accordion --- */
.accordion-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: 900px;
  margin: 0 auto;
}

.accordion {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-white);
}

.accordion__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  list-style: none;
  transition: background var(--transition);
}

.accordion__header::-webkit-details-marker { display: none; }

.accordion__header:hover {
  background: var(--bg-section);
}

.accordion__arrow {
  transition: transform 0.2s ease;
  flex-shrink: 0;
}

.accordion[open] .accordion__arrow {
  transform: rotate(180deg);
}

.accordion[open] .accordion__header {
  border-bottom: 1px solid var(--border);
  background: var(--bg-section);
}

.accordion__body {
  padding: 0;
}

.accordion__body .comparison-table {
  margin: 0;
  border-radius: 0;
}

.accordion__body .comparison-table thead th {
  position: sticky;
  top: 0;
}

/* --- Back to Top --- */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--primary);
  color: white;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s, visibility 0.3s, transform 0.2s;
  z-index: 999;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  transform: translateY(-3px);
  background: var(--primary-dark);
}

/* --- Pricing --- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: start;
}

.pricing-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 40px 32px;
  transition: all var(--transition);
  position: relative;
}

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

.pricing-card--featured {
  border-color: var(--primary);
  box-shadow: 0 0 0 1px var(--primary), var(--shadow-md);
}

.pricing-card--featured::before {
  content: 'Populaire';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: var(--text-white);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 16px;
  border-radius: 100px;
}

.pricing-card__name {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.pricing-card__desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.pricing-card__price {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 8px;
}

.pricing-card__amount {
  font-size: 3rem;
  font-weight: 800;
  color: var(--text);
  line-height: 1;
}

.pricing-card__period {
  font-size: 0.9375rem;
  color: var(--text-muted);
}

.pricing-card__billing {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-bottom: 32px;
}

.pricing-card__features {
  list-style: none;
  margin-bottom: 32px;
}

.pricing-card__features li {
  padding: 8px 0;
  font-size: 0.9375rem;
  color: var(--text-light);
  display: flex;
  align-items: flex-start;
  gap: 10px;
  border-bottom: 1px solid var(--border-light);
}

.pricing-card__features li:last-child {
  border-bottom: none;
}

.pricing-card__features li::before {
  content: '\2713';
  color: var(--primary);
  font-weight: 700;
  flex-shrink: 0;
}

.pricing-card .btn {
  width: 100%;
}

/* --- Comparison Table --- */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
}

.comparison-table thead th {
  padding: 20px 16px;
  text-align: center;
  font-size: 0.875rem;
  font-weight: 700;
  background: var(--bg-section);
  border-bottom: 2px solid var(--border);
}

.comparison-table thead th:first-child {
  text-align: left;
  width: 40%;
}

.comparison-table tbody td {
  padding: 14px 16px;
  font-size: 0.875rem;
  border-bottom: 1px solid var(--border-light);
  text-align: center;
}

.comparison-table tbody td:first-child {
  text-align: left;
  font-weight: 500;
  color: var(--text);
}

.comparison-table tbody tr:hover {
  background: var(--bg-section);
}

.comparison-table .category-row td {
  background: var(--bg-section);
  font-weight: 700;
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--primary);
  padding: 12px 16px;
}

.check { color: var(--primary); font-weight: 700; }
.cross { color: var(--text-muted); }

/* --- FAQ --- */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-item summary {
  padding: 20px 0;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.faq-item summary::after {
  content: '+';
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--text-muted);
  transition: transform var(--transition);
}

.faq-item[open] summary::after {
  content: '\2212';
}

.faq-item__answer {
  padding: 0 0 20px;
  font-size: 0.9375rem;
  color: var(--text-light);
  line-height: 1.6;
}

/* --- Contact Form --- */
.form {
  max-width: 600px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  font-family: inherit;
  font-size: 0.9375rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-white);
  color: var(--text);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0,68,204,0.1);
}

.form-group textarea {
  min-height: 140px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* --- Screenshot placeholder --- */
.screenshot {
  background: linear-gradient(135deg, #E2E8F0, #F1F5F9);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 60px 40px;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.875rem;
  font-weight: 500;
}

/* --- Trusted / Logos --- */
.logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
  opacity: 0.5;
}

.logo-placeholder {
  width: 120px;
  height: 40px;
  background: var(--border);
  border-radius: var(--radius);
}

/* --- Badge --- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.badge--primary {
  background: rgba(0,68,204,0.1);
  color: var(--primary);
}

.badge--accent {
  background: rgba(64,212,255,0.15);
  color: #0891B2;
}

.badge--success {
  background: rgba(34,197,94,0.1);
  color: #16A34A;
}

/* --- AI Models Table --- */
.models-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
}

.models-table th {
  padding: 14px 16px;
  text-align: left;
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  background: var(--bg-section);
  border-bottom: 2px solid var(--border);
  color: var(--text-light);
}

.models-table td {
  padding: 14px 16px;
  font-size: 0.875rem;
  border-bottom: 1px solid var(--border-light);
}

.models-table tbody tr:hover {
  background: var(--bg-section);
}

/* --- Split layout --- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.split--reverse {
  direction: rtl;
}

.split--reverse > * {
  direction: ltr;
}

/* --- Footer --- */
.footer {
  background: var(--bg-dark);
  color: #94A3B8;
  padding: 64px 0 32px;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer__brand {
  max-width: 300px;
}

.footer__logo {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-white);
  margin-bottom: 16px;
}

.footer__logo span {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer__desc {
  font-size: 0.875rem;
  line-height: 1.6;
  color: #64748B;
}

.footer__col h4 {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-white);
  margin-bottom: 16px;
}

.footer__col a {
  display: block;
  font-size: 0.875rem;
  color: #64748B;
  padding: 4px 0;
  text-decoration: none;
  transition: color var(--transition);
}

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

.footer__bottom {
  border-top: 1px solid #1E293B;
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8125rem;
}

.footer__bottom a {
  color: #64748B;
  text-decoration: none;
}

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

/* --- Animations (CSS-only fade in) --- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate {
  opacity: 0;
  animation: fadeInUp 0.6s ease forwards;
}

.animate--d1 { animation-delay: 0.1s; }
.animate--d2 { animation-delay: 0.2s; }
.animate--d3 { animation-delay: 0.3s; }
.animate--d4 { animation-delay: 0.4s; }

/* Intersection observer will add this class via minimal JS */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* --- Contact page layout --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
}

.contact-info {
  padding-top: 20px;
}

.contact-info__item {
  display: flex;
  gap: 16px;
  margin-bottom: 32px;
}

.contact-info__icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  background: rgba(0,68,204,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.contact-info__text strong {
  display: block;
  font-size: 0.9375rem;
  margin-bottom: 4px;
}

.contact-info__text span,
.contact-info__text a {
  font-size: 0.875rem;
  color: var(--text-light);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  h1 { font-size: 2.25rem; }
  h2 { font-size: 1.75rem; }

  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .os-grid { grid-template-columns: repeat(3, 1fr); }
  .pricing-grid { grid-template-columns: repeat(3, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .split { grid-template-columns: 1fr; gap: 40px; }
  .split--reverse { direction: ltr; }
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  :root {
    --nav-height: 60px;
  }

  h1 { font-size: 1.875rem; }
  h2 { font-size: 1.5rem; }
  h3 { font-size: 1.25rem; }

  .section { padding: 56px 0; }
  .hero { padding: 100px 0 56px; }

  .container { padding: 0 16px; }

  /* Mobile nav */
  .nav__links {
    display: none;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--bg-white);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: 16px 24px;
    gap: 0;
    box-shadow: var(--shadow-lg);
  }

  .nav__links.open {
    display: flex;
  }

  .nav__link {
    padding: 12px 0;
    width: 100%;
    border-bottom: 1px solid var(--border-light);
  }

  .nav__dropdown-menu {
    position: static;
    transform: none;
    opacity: 1;
    visibility: visible;
    box-shadow: none;
    border: none;
    padding: 0 0 0 16px;
    min-width: auto;
    display: none;
  }

  .nav__dropdown.open .nav__dropdown-menu {
    display: block;
  }

  .nav__toggle {
    display: flex;
  }

  .nav__lang {
    display: none;
  }

  /* Grids */
  .feature-grid { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr 1fr; gap: 24px; }
  .steps { grid-template-columns: 1fr; gap: 24px; }
  .os-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; }
  .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }

  .hero__actions { flex-direction: column; }
  .hero__actions .btn { width: 100%; }

  .logos { gap: 24px; }

  /* Comparison table scroll */
  .table-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .comparison-table {
    min-width: 640px;
  }
}

/* --- Print --- */
@media print {
  .nav, .footer, .btn, .hero__actions {
    display: none !important;
  }

  body {
    font-size: 12pt;
    color: #000;
    background: #fff;
  }

  .hero {
    padding-top: 0;
  }

  .section {
    padding: 24pt 0;
    page-break-inside: avoid;
  }

  a {
    color: #000;
    text-decoration: underline;
  }

  .card, .pricing-card {
    border: 1px solid #ccc;
    box-shadow: none;
  }
}

/* --- Utilities --- */
.text-center { text-align: center; }
.text-left { text-align: left; }
.mt-0 { margin-top: 0; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mt-48 { margin-top: 48px; }
.mt-64 { margin-top: 64px; }
.mb-0 { margin-bottom: 0; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.mb-48 { margin-bottom: 48px; }
.gap-16 { gap: 16px; }
.gap-24 { gap: 24px; }
.gap-32 { gap: 32px; }