@charset "UTF-8";

/*
  SENTVIO MARKETING SITE — Shared Stylesheet
  Design tokens, responsive layout, interactive components, accessibility
*/

/* ========== DESIGN TOKENS (CSS Custom Properties) ========== */
:root {
  /* Brand Colors */
  --color-primary: #2563EB;
  --color-primary-light: #60A5FA;
  --color-primary-dark: #1D4ED8;
  --color-accent: #0ea5e9;

  /* Deep brand surfaces (enterprise navy/ink) */
  --color-ink: #0B1220;
  --color-ink-700: #111A2E;
  --color-ink-600: #1B2640;
  --color-ink-border: rgba(255, 255, 255, 0.08);

  /* Neutrals */
  --color-text: #0F172A;
  --color-text-secondary: #475569;
  --color-text-tertiary: #94A3B8;
  --color-bg: #FFFFFF;
  --color-bg-secondary: #F8FAFC;
  --color-bg-tertiary: #F1F5F9;
  --color-border: #E2E8F0;
  --color-border-strong: #CBD5E1;

  /* Semantic */
  --color-success: #10B981;
  --color-warning: #F59E0B;
  --color-error: #EF4444;
  
  /* Typography */
  --font-display: "Sora", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", "Fira Code", monospace;
  
  --size-xs: 0.75rem;
  --size-sm: 0.875rem;
  --size-base: 1rem;
  --size-lg: 1.125rem;
  --size-xl: 1.25rem;
  --size-2xl: 1.5rem;
  --size-3xl: 1.875rem;
  --size-4xl: 2.25rem;
  --size-5xl: 3rem;
  --size-6xl: 3.75rem;
  --size-7xl: 4.5rem;
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  --spacing-4xl: 6rem;
  
  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.625rem;
  --radius-xl: 0.875rem;
  --radius-2xl: 1.25rem;
  --radius-full: 9999px;

  /* Shadows — soft, layered (enterprise depth) */
  --shadow-sm: 0 1px 2px 0 rgba(15, 23, 42, 0.04);
  --shadow-md: 0 2px 4px -1px rgba(15, 23, 42, 0.06), 0 4px 12px -2px rgba(15, 23, 42, 0.05);
  --shadow-lg: 0 4px 8px -2px rgba(15, 23, 42, 0.06), 0 12px 28px -6px rgba(15, 23, 42, 0.10);
  --shadow-xl: 0 8px 16px -4px rgba(15, 23, 42, 0.08), 0 24px 48px -12px rgba(15, 23, 42, 0.14);
  --shadow-2xl: 0 30px 60px -15px rgba(15, 23, 42, 0.25);
  --shadow-ring: 0 0 0 1px rgba(15, 23, 42, 0.04);
  
  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Breakpoints (for reference) */
  /* Mobile: < 640px */
  /* Tablet: 640px - 1024px */
  /* Desktop: > 1024px */
}

/* Dark mode */
/* Light theme is enforced site-wide — OS dark mode is intentionally not followed. */

/* Motion preferences */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

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

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

body {
  font-family: var(--font-body);
  font-size: var(--size-base);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  transition: background-color var(--transition-base), color var(--transition-base);
}

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

a:hover,
a:focus {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

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

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

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

/* ========== TYPOGRAPHY ========== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: var(--size-6xl);
  letter-spacing: -0.02em;
}

h2 {
  font-size: var(--size-4xl);
  letter-spacing: -0.01em;
}

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

h4 {
  font-size: var(--size-2xl);
}

h5 {
  font-size: var(--size-xl);
}

h6 {
  font-size: var(--size-lg);
}

p {
  margin-bottom: var(--spacing-md);
}

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

strong {
  font-weight: 600;
}

code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background-color: var(--color-bg-tertiary);
  padding: 0.125rem 0.375rem;
  border-radius: var(--radius-sm);
}

/* ========== BUTTONS ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  font-size: var(--size-base);
  font-weight: 600;
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
  text-align: center;
  white-space: nowrap;
  cursor: pointer;
  border: 2px solid transparent;
}

.btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

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

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

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

.btn-secondary {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn-secondary:hover,
.btn-secondary:focus {
  background-color: var(--color-bg-secondary);
  border-color: var(--color-primary);
}

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

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

.btn-small {
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--size-sm);
}

.btn-large {
  padding: var(--spacing-lg) var(--spacing-2xl);
  font-size: var(--size-lg);
}

/* ========== FORMS ========== */
.form-group {
  margin-bottom: var(--spacing-lg);
}

label {
  display: block;
  margin-bottom: var(--spacing-sm);
  font-weight: 600;
  font-size: var(--size-sm);
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="url"],
input[type="password"],
textarea,
select {
  width: 100%;
  padding: var(--spacing-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-bg);
  color: var(--color-text);
  font-size: var(--size-base);
  transition: border-color var(--transition-fast);
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="tel"]:focus,
input[type="url"]:focus,
input[type="password"]:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(29, 78, 216, 0.1);
}

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

/* ========== LAYOUT ========== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-2xl);
}

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

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

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

@media (max-width: 768px) {
  .row.two-col {
    grid-template-columns: 1fr;
  }

  .row.three-col,
  .row.four-col {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .row.three-col,
  .row.four-col {
    grid-template-columns: 1fr;
  }
}

/* ========== HEADER & NAVIGATION ========== */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--size-2xl);
  font-weight: 700;
  color: var(--color-text);
  text-decoration: none;
}

.brand img {
  height: 120px;
  width: auto;
}

.brand:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: var(--radius-md);
}

.nav-primary {
  display: flex;
  align-items: center;
  gap: var(--spacing-2xl);
  list-style: none;
}

.nav-primary a {
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
  position: relative;
}

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

.nav-primary a[aria-current="page"] {
  color: var(--color-primary);
  font-weight: 600;
}

.nav-primary a[aria-current="page"]::after {
  content: "";
  position: absolute;
  bottom: -8px;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--color-primary);
}

.nav-dropdown {
  position: relative;
}

.nav-dropdown-toggle::after {
  content: "▼";
  margin-left: var(--spacing-xs);
  font-size: 0.6em;
  transition: transform var(--transition-fast);
}

.nav-dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  min-width: 200px;
  list-style: none;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  pointer-events: none;
  transition: all var(--transition-fast);
  margin-top: var(--spacing-sm);
  box-shadow: var(--shadow-lg);
}

.nav-dropdown-menu li {
  padding: 0;
}

.nav-dropdown-menu a {
  display: block;
  padding: var(--spacing-md) var(--spacing-lg);
  color: var(--color-text-secondary);
}

.nav-dropdown-menu a:first-child {
  border-top-left-radius: var(--radius-md);
  border-top-right-radius: var(--radius-md);
}

.nav-dropdown-menu a:last-child {
  border-bottom-left-radius: var(--radius-md);
  border-bottom-right-radius: var(--radius-md);
}

.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.nav-dropdown:hover .nav-dropdown-toggle::after {
  transform: rotate(180deg);
}

.cta-primary {
  white-space: nowrap;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-text);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }

  .nav-primary {
    position: fixed;
    top: 60px;
    right: -100%;
    width: 100%;
    max-width: 100%;
    flex-direction: column;
    gap: 0;
    background-color: var(--color-bg-secondary);
    padding: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
    transition: right var(--transition-base);
  }

  .nav-primary.active {
    right: 0;
  }

  .nav-primary li {
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-md) 0;
  }

  .nav-primary li:last-child {
    border-bottom: none;
  }

  .nav-primary a {
    display: block;
    padding: var(--spacing-md) 0;
  }

  .nav-dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    border: none;
    box-shadow: none;
    background-color: var(--color-bg-tertiary);
    margin-top: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
  }

  .nav-dropdown.active .nav-dropdown-menu {
    max-height: 500px;
  }

  .nav-dropdown-menu a {
    padding: var(--spacing-md);
    font-size: var(--size-sm);
  }
}

/* ========== FOOTER ========== */
footer {
  background-color: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-4xl) 0 var(--spacing-2xl);
  margin-top: var(--spacing-4xl);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: var(--spacing-3xl);
  margin-bottom: var(--spacing-3xl);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.footer-brand img {
  height: 32px;
  width: auto;
}

.footer-brand p {
  font-size: var(--size-sm);
  color: var(--color-text-secondary);
  margin-bottom: 0;
}

.footer-section h6 {
  font-size: var(--size-base);
  margin-bottom: var(--spacing-lg);
}

.footer-section ul {
  list-style: none;
}

.footer-section li {
  margin-bottom: var(--spacing-md);
}

.footer-section a {
  color: var(--color-text-secondary);
  font-size: var(--size-sm);
}

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

.newsletter-form {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

.newsletter-form input {
  flex: 1;
  padding: var(--spacing-md) var(--spacing-lg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--size-sm);
}

.newsletter-form .btn {
  flex-shrink: 0;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-2xl);
  border-top: 1px solid var(--color-border);
  flex-wrap: wrap;
  gap: var(--spacing-lg);
  font-size: var(--size-sm);
  color: var(--color-text-secondary);
}

.footer-legal {
  display: flex;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
}

.footer-legal a {
  color: var(--color-text-secondary);
}

@media (max-width: 1024px) {
  .footer-content {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-2xl);
  }
}

@media (max-width: 640px) {
  .footer-content {
    grid-template-columns: 1fr;
  }

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

/* ========== HERO SECTION ========== */
.hero {
  padding: var(--spacing-4xl) 0;
  text-align: center;
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: var(--spacing-xl);
  line-height: 1.1;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  font-size: var(--size-xl);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto var(--spacing-2xl);
}

.hero .cta-group {
  display: flex;
  gap: var(--spacing-lg);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--spacing-4xl);
}

@media (max-width: 640px) {
  .hero {
    padding: var(--spacing-2xl) 0;
  }

  .hero h1 {
    font-size: 2.5rem;
  }

  .hero p {
    font-size: var(--size-lg);
  }

  .hero .cta-group {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  .hero .btn {
    width: 100%;
  }
}

/* ========== SECTIONS ========== */
section {
  padding: var(--spacing-4xl) 0;
}

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

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

.section-title p {
  color: var(--color-text-secondary);
  font-size: var(--size-lg);
  max-width: 600px;
  margin: 0 auto;
}

/* ========== CARDS ========== */
.card {
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  transition: all var(--transition-base);
}

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

.card h3 {
  margin-bottom: var(--spacing-md);
}

.card p {
  color: var(--color-text-secondary);
  margin-bottom: 0;
}

.card-icon {
  width: 48px;
  height: 48px;
  background-color: var(--color-primary);
  color: white;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--size-2xl);
  margin-bottom: var(--spacing-md);
}

/* ========== PRICING TABLE ========== */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-3xl);
}

.pricing-card {
  border: 2px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  text-align: center;
  transition: all var(--transition-base);
  position: relative;
}

.pricing-card.featured {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary);
  transform: scale(1.05);
}

.pricing-card.featured::before {
  content: "Most Popular";
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--color-primary);
  color: white;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-full);
  font-size: var(--size-xs);
  font-weight: 600;
}

.pricing-card h3 {
  margin-bottom: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.pricing-price {
  font-size: var(--size-5xl);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.pricing-period {
  color: var(--color-text-secondary);
  font-size: var(--size-sm);
  margin-bottom: var(--spacing-2xl);
}

.pricing-features {
  list-style: none;
  text-align: left;
  margin-bottom: var(--spacing-2xl);
}

.pricing-features li {
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid var(--color-border);
  font-size: var(--size-sm);
  color: var(--color-text-secondary);
}

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

.pricing-features li::before {
  content: "✓";
  color: var(--color-success);
  font-weight: 700;
  margin-right: var(--spacing-md);
}

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

@media (max-width: 768px) {
  .pricing-grid {
    grid-template-columns: 1fr;
  }

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

/* ========== ACCORDION ========== */
.accordion {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

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

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

.accordion-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-lg);
  background-color: var(--color-bg-secondary);
  cursor: pointer;
  user-select: none;
  transition: all var(--transition-fast);
  font-weight: 600;
}

.accordion-header:hover {
  background-color: var(--color-bg-tertiary);
}

.accordion-header::after {
  content: "";
  width: 20px;
  height: 20px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%231D4ED8'%3E%3Cpath fill-rule='evenodd' d='M5.293 7.293a1 1 0 011.414 0L10 10.586l3.293-3.293a1 1 0 111.414 1.414l-4 4a1 1 0 01-1.414 0l-4-4a1 1 0 010-1.414z'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  transition: transform var(--transition-base);
}

.accordion-header[aria-expanded="true"]::after {
  transform: rotate(180deg);
}

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base);
  padding: 0 var(--spacing-lg);
}

.accordion-body.active {
  max-height: 1000px;
  padding: var(--spacing-lg);
}

.accordion-body p {
  color: var(--color-text-secondary);
}

/* ========== TOAST NOTIFICATIONS ========== */
.toast {
  position: fixed;
  bottom: var(--spacing-lg);
  right: var(--spacing-lg);
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-success);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-lg);
  z-index: 200;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-base);
  pointer-events: none;
}

.toast.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.toast.error {
  border-left-color: var(--color-error);
}

.toast.warning {
  border-left-color: var(--color-warning);
}

@media (max-width: 640px) {
  .toast {
    bottom: var(--spacing-md);
    right: var(--spacing-md);
    left: var(--spacing-md);
    transform: translateY(20px);
  }

  .toast.show {
    transform: translateY(0);
  }
}

/* ========== COOKIE CONSENT BANNER ========== */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-2xl);
  z-index: 150;
  opacity: 0;
  visibility: hidden;
  transform: translateY(100%);
  transition: all var(--transition-base);
  pointer-events: none;
}

.cookie-banner.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.cookie-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-lg);
}

.cookie-text {
  flex: 1;
}

.cookie-text p {
  margin-bottom: 0;
  font-size: var(--size-sm);
  color: var(--color-text-secondary);
}

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

.cookie-actions {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

@media (max-width: 768px) {
  .cookie-content {
    flex-direction: column;
    align-items: flex-start;
  }

  .cookie-actions {
    width: 100%;
  }

  .cookie-actions button {
    flex: 1;
  }
}

/* ========== MODAL/OVERLAY ========== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: all var(--transition-base);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.modal {
  background-color: var(--color-bg);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-2xl);
  max-width: 500px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  opacity: 0;
  visibility: hidden;
  transform: scale(0.9);
  pointer-events: none;
  transition: all var(--transition-base);
}

.modal-overlay.active .modal {
  opacity: 1;
  visibility: visible;
  transform: scale(1);
  pointer-events: auto;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-2xl);
  border-bottom: 1px solid var(--color-border);
}

.modal-header h2 {
  margin-bottom: 0;
}

.modal-close {
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  cursor: pointer;
  font-size: var(--size-xl);
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.modal-close:hover {
  color: var(--color-text);
}

.modal-body {
  padding: var(--spacing-2xl);
}

.modal-footer {
  padding: var(--spacing-2xl);
  border-top: 1px solid var(--color-border);
  display: flex;
  gap: var(--spacing-md);
}

/* ========== SCROLL REVEAL ========== */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: all var(--transition-base);
}

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

/* ========== STAT COUNTER ========== */
.stat-counter {
  font-size: var(--size-4xl);
  font-weight: 700;
  color: var(--color-primary);
  font-family: var(--font-mono);
}

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

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

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

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

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

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

.mt-0 { margin-top: 0; }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }
.mt-2xl { margin-top: var(--spacing-2xl); }
.mt-3xl { margin-top: var(--spacing-3xl); }
.mt-4xl { margin-top: var(--spacing-4xl); }

.mb-0 { margin-bottom: 0; }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }
.mb-2xl { margin-bottom: var(--spacing-2xl); }
.mb-3xl { margin-bottom: var(--spacing-3xl); }
.mb-4xl { margin-bottom: var(--spacing-4xl); }

.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }
.gap-xl { gap: var(--spacing-xl); }

.hidden {
  display: none !important;
}

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

@media (max-width: 640px) {
  h1 {
    font-size: var(--size-4xl);
  }

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

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

/* ============================================================
   ENTERPRISE ENHANCEMENT LAYER
   Refined header, dark hero, product mockup, icon system,
   trust strip, steps, and polished surfaces.
   ============================================================ */

/* ---------- Refined sticky header with blur ---------- */
header {
  background-color: rgba(255, 255, 255, 0.8);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid transparent;
}

header.scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

.nav-primary a {
  font-size: var(--size-sm);
  font-weight: 500;
}

.nav-dropdown-menu a:hover {
  background-color: var(--color-bg-secondary);
  text-decoration: none;
}

/* ---------- Buttons: tighten + add arrow affordance ---------- */
.btn {
  letter-spacing: -0.01em;
}

.btn-primary {
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.18), inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.btn-ghost-light {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.25);
  background-color: rgba(255, 255, 255, 0.04);
}

.btn-ghost-light:hover,
.btn-ghost-light:focus {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.5);
  color: #fff;
  text-decoration: none;
}

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

.btn-white:hover,
.btn-white:focus {
  background-color: #EEF2FF;
  border-color: #EEF2FF;
  color: var(--color-ink);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  text-decoration: none;
}

/* ---------- Eyebrow / section labels ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-family: var(--font-body);
  font-size: var(--size-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
}

.eyebrow::before {
  content: "";
  width: 1.5rem;
  height: 1px;
  background-color: currentColor;
  opacity: 0.5;
}

.section-title .eyebrow {
  justify-content: center;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: 0.375rem 0.875rem;
  border-radius: var(--radius-full);
  font-size: var(--size-xs);
  font-weight: 600;
  letter-spacing: 0.02em;
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
}

.pill-dark {
  background-color: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.12);
  color: #C7D2FE;
}

.pill .dot {
  width: 7px;
  height: 7px;
  border-radius: var(--radius-full);
  background-color: var(--color-success);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
}

/* ---------- Dark hero ---------- */
.hero-dark {
  position: relative;
  padding: var(--spacing-4xl) 0 var(--spacing-4xl);
  background:
    radial-gradient(1200px 500px at 50% -10%, rgba(37, 99, 235, 0.25), transparent 60%),
    radial-gradient(800px 400px at 85% 10%, rgba(14, 165, 233, 0.18), transparent 55%),
    linear-gradient(180deg, var(--color-ink) 0%, var(--color-ink-700) 100%);
  color: #fff;
  text-align: center;
  overflow: hidden;
  border-bottom: 1px solid var(--color-ink-border);
}

.hero-dark::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(900px 500px at 50% 0%, #000 30%, transparent 75%);
  mask-image: radial-gradient(900px 500px at 50% 0%, #000 30%, transparent 75%);
  pointer-events: none;
}

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

.hero-dark h1 {
  font-size: clamp(2.5rem, 5vw + 1rem, 4rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: #fff;
  max-width: 16ch;
  margin: 0 auto var(--spacing-lg);
}

.hero-dark h1 .accent {
  background: linear-gradient(135deg, #93C5FD, #38BDF8);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-dark .lead {
  font-size: var(--size-xl);
  line-height: 1.6;
  color: #B6C2D9;
  max-width: 620px;
  margin: 0 auto var(--spacing-2xl);
}

.hero-dark .cta-group {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--spacing-xl);
}

.hero-eyebrow {
  display: inline-flex;
  margin-bottom: var(--spacing-xl);
}

.hero-meta {
  display: flex;
  gap: var(--spacing-xl);
  justify-content: center;
  flex-wrap: wrap;
  color: var(--color-text-secondary);
  font-size: var(--size-sm);
  margin-bottom: var(--spacing-4xl);
}

.hero-meta span {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.hero-meta svg {
  width: 16px;
  height: 16px;
  color: var(--color-success);
}

/* ---------- Product mockup ---------- */
.app-window {
  max-width: 940px;
  margin: 0 auto;
  background: linear-gradient(180deg, #0E1830, #0B1322);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-2xl);
  box-shadow: 0 40px 80px -20px rgba(0, 0, 0, 0.6), inset 0 1px 0 rgba(255, 255, 255, 0.06);
  overflow: hidden;
  text-align: left;
}

.app-titlebar {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: 0.75rem 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  background: rgba(255, 255, 255, 0.02);
}

.app-dots {
  display: flex;
  gap: 6px;
}

.app-dots span {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: #2A3958;
}

.app-dots span:nth-child(1) { background: #F87171; }
.app-dots span:nth-child(2) { background: #FBBF24; }
.app-dots span:nth-child(3) { background: #34D399; }

.app-urlbar {
  flex: 1;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  max-width: 320px;
  margin: 0 auto;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.04);
  color: #7E8DA8;
  font-family: var(--font-mono);
  font-size: 0.72rem;
}

.app-urlbar svg { width: 12px; height: 12px; color: #34D399; }

.app-body {
  display: grid;
  grid-template-columns: 180px 1fr;
  min-height: 360px;
}

.app-sidebar {
  border-right: 1px solid rgba(255, 255, 255, 0.06);
  padding: var(--spacing-lg) var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.app-nav-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 0.65rem;
  border-radius: var(--radius-md);
  color: #93A1BC;
  font-size: var(--size-sm);
  font-weight: 500;
}

.app-nav-item svg { width: 16px; height: 16px; }

.app-nav-item.active {
  background: rgba(37, 99, 235, 0.18);
  color: #DBE6FF;
}

.app-main {
  padding: var(--spacing-lg);
}

.app-main-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-md);
}

.app-main-head h4 {
  font-size: var(--size-base);
  color: #E6ECF7;
  margin: 0;
}

.app-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-sm);
}

.cam-tile {
  position: relative;
  aspect-ratio: 16 / 10;
  border-radius: var(--radius-md);
  background:
    linear-gradient(180deg, rgba(255,255,255,0.02), rgba(0,0,0,0.25)),
    repeating-linear-gradient(135deg, #14213B 0 10px, #172643 10px 20px);
  border: 1px solid rgba(255, 255, 255, 0.06);
  overflow: hidden;
}

.cam-tile::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(60px 40px at 30% 35%, rgba(56,189,248,0.18), transparent 70%);
}

.cam-label {
  position: absolute;
  left: 8px;
  bottom: 7px;
  font-size: 0.6rem;
  font-family: var(--font-mono);
  color: #C7D2E5;
  background: rgba(0, 0, 0, 0.45);
  padding: 1px 6px;
  border-radius: 4px;
}

.cam-live {
  position: absolute;
  right: 8px;
  top: 7px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.55rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: #fff;
  background: rgba(239, 68, 68, 0.9);
  padding: 1px 6px;
  border-radius: 4px;
}

.cam-live::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #fff;
  animation: pulse-live 1.6s infinite;
}

@keyframes pulse-live {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

@media (max-width: 640px) {
  .app-body { grid-template-columns: 1fr; }
  .app-sidebar { display: none; }
  .app-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ---------- Logo / trust strip ---------- */
.logo-strip {
  padding: var(--spacing-2xl) 0;
  border-bottom: 1px solid var(--color-border);
}

.logo-strip .eyebrow-center {
  text-align: center;
  font-size: var(--size-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-tertiary);
  margin-bottom: var(--spacing-xl);
}

.logo-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-3xl);
}

.logo-row .logo-item {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--color-text-tertiary);
  font-weight: 700;
  font-size: var(--size-lg);
  letter-spacing: -0.01em;
  filter: grayscale(1);
  opacity: 0.75;
  transition: opacity var(--transition-fast), filter var(--transition-fast);
}

.logo-row .logo-item svg { width: 22px; height: 22px; }

.logo-row .logo-item:hover {
  opacity: 1;
  filter: grayscale(0);
  color: var(--color-text-secondary);
}

/* ---------- Feature icon tiles (replace emoji) ---------- */
.feature-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-lg);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.12), rgba(14, 165, 233, 0.1));
  border: 1px solid rgba(37, 99, 235, 0.18);
  color: var(--color-primary);
  margin-bottom: var(--spacing-lg);
}

.feature-icon svg {
  width: 22px;
  height: 22px;
}

.card-icon {
  /* override legacy emoji icon box */
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.12), rgba(14, 165, 233, 0.1));
  border: 1px solid rgba(37, 99, 235, 0.18);
  color: var(--color-primary);
  width: 44px;
  height: 44px;
  border-radius: var(--radius-lg);
}

.card-icon svg { width: 22px; height: 22px; }

/* Refined cards */
.card {
  background-color: var(--color-bg);
  box-shadow: var(--shadow-sm);
}

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

/* ---------- Inline check / value rows ---------- */
.value-row {
  display: flex;
  gap: var(--spacing-md);
  align-items: flex-start;
}

.value-row .value-icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-lg);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-tertiary);
  color: var(--color-primary);
}

.value-row .value-icon svg { width: 20px; height: 20px; }

.value-row h4 { font-size: var(--size-lg); margin-bottom: var(--spacing-xs); }

/* ---------- Numbered steps ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-2xl);
  counter-reset: step;
  position: relative;
}

.step {
  position: relative;
  padding-top: var(--spacing-md);
}

.step-num {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  box-shadow: 0 6px 16px -4px rgba(37, 99, 235, 0.5);
  margin-bottom: var(--spacing-md);
}

.step h4 { font-size: var(--size-lg); margin-bottom: var(--spacing-sm); }
.step p { color: var(--color-text-secondary); margin: 0; }

@media (max-width: 768px) {
  .steps { grid-template-columns: 1fr; gap: var(--spacing-xl); }
}

/* ---------- Dark band sections (stats / CTA) ---------- */
.band-dark {
  background:
    radial-gradient(700px 300px at 15% 0%, rgba(37, 99, 235, 0.22), transparent 60%),
    linear-gradient(180deg, var(--color-ink-700), var(--color-ink));
  color: #fff;
  border-block: 1px solid var(--color-ink-border);
}

.band-dark h2 { color: #fff; }
.band-dark .stat-counter { color: #fff; }
.band-dark .stat-label { color: #93A1BC; }
.band-dark .section-title p { color: #B6C2D9; }

.stat-block { text-align: center; }
.stat-block .stat-counter {
  font-size: clamp(2.25rem, 4vw, 3rem);
  letter-spacing: -0.02em;
}
.stat-suffix { color: #38BDF8; }

/* ---------- Light band sections (stats / CTA) ---------- */
.band-light {
  background:
    radial-gradient(720px 320px at 15% 0%, rgba(37, 99, 235, 0.07), transparent 60%),
    var(--color-bg-secondary);
  border-block: 1px solid var(--color-border);
}

.band-light h2 { color: var(--color-text); }
.band-light .stat-counter { color: var(--color-primary); }
.band-light .stat-label { color: var(--color-text-secondary); }
.band-light .section-title p { color: var(--color-text-secondary); }

/* ---------- Section title refinements ---------- */
.section-title h2 {
  font-size: clamp(1.875rem, 3vw, 2.5rem);
  letter-spacing: -0.02em;
}

/* ---------- Footer polish ---------- */
.footer-brand img { height: 28px; }

/* ---------- Light hero refinement (secondary pages) ---------- */
.hero {
  position: relative;
  padding: var(--spacing-4xl) 0 var(--spacing-3xl);
  background:
    radial-gradient(900px 360px at 50% -20%, rgba(37, 99, 235, 0.08), transparent 65%),
    var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.hero h1 {
  font-size: clamp(2.25rem, 4vw + 1rem, 3.5rem);
  letter-spacing: -0.03em;
  /* drop the rainbow gradient — enterprise sites use confident solid ink */
  background: none;
  -webkit-text-fill-color: currentColor;
  color: var(--color-text);
}

.hero h1 .accent {
  color: var(--color-primary);
}

.hero p {
  color: var(--color-text-secondary);
  max-width: 640px;
}

.hero .eyebrow {
  justify-content: center;
}

/* Reveal stagger niceties already handled by JS */