/* Design Tokens */
:root {
  --bg: #ffffff;
  --text: #1e1e1e;
  --muted: #6b6b6b;
  --primary: #1b1528;
  --accent: #d9ff3f;
  --accent-2: #ff5a3c;
  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 20px;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.16);
  --transition: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1280px;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;
}

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

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

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

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

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

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

ul {
  list-style: none;
}

/* Container */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

@media (max-width: 768px) {
  .container {
    padding: 0 var(--spacing-sm);
  }
}

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

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

h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
}

h3 {
  font-size: clamp(1.25rem, 3vw, 1.5rem);
}

p {
  margin-bottom: var(--spacing-sm);
  max-width: 75ch;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.5rem;
  border-radius: var(--r-md);
  font-weight: 600;
  font-size: 1rem;
  transition: all var(--transition);
  text-align: center;
  white-space: nowrap;
}

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

.btn--primary:hover,
.btn--primary:focus {
  background: #2a1f3d;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

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

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

.btn--ghost:hover,
.btn--ghost:focus {
  background: var(--text);
  color: var(--bg);
}

.btn--ghost:focus {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

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

.btn--large {
  padding: 1.25rem 2rem;
  font-size: 1.125rem;
}

.btn--small {
  padding: 0.625rem 1rem;
  font-size: 0.875rem;
}

/* Header */
.header {
  position: sticky;
  top: 0;
  background: var(--bg);
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  z-index: 100;
  backdrop-filter: blur(10px);
  background: rgba(255, 255, 255, 0.95);
}

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

.header__logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
}

.header__menu {
  display: flex;
  gap: var(--spacing-md);
  align-items: center;
}

.header__menu a {
  font-weight: 500;
  transition: color var(--transition);
}

.header__menu a:hover {
  color: var(--muted);
}

.header__actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.header__lang {
  padding: 0.5rem;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: var(--r-sm);
  background: var(--bg);
  font-size: 0.875rem;
}

.header__login {
  font-weight: 500;
  padding: 0.5rem 1rem;
}

.header__cta {
  margin-left: var(--spacing-xs);
}

.header__mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 0.5rem;
}

.header__mobile-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text);
  transition: all var(--transition);
}

@media (max-width: 968px) {
  .header__menu {
    display: none;
  }
  .header__mobile-toggle {
    display: flex;
  }
}

@media (max-width: 640px) {
  .header__login,
  .header__lang {
    display: none;
  }
}

/* Hero */
.hero {
  padding: var(--spacing-xl) 0;
  background: linear-gradient(180deg, #fafafa 0%, #ffffff 100%);
}

.hero__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  align-items: center;
}

.hero__content {
  max-width: 600px;
}

.hero__subtitle {
  font-size: 1.25rem;
  color: var(--muted);
  margin-bottom: var(--spacing-md);
}

.hero__ctas {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
  flex-wrap: wrap;
}

.hero__trust {
  font-size: 0.875rem;
  color: var(--muted);
  margin-bottom: var(--spacing-md);
}

.hero__partners {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.hero__partners-label {
  font-size: 0.875rem;
  color: var(--muted);
}

.hero__partners-logos {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.hero__partners-logos span {
  font-size: 0.875rem;
  color: var(--muted);
  font-weight: 500;
}

.hero__visual {
  position: relative;
}

.hero__visual img {
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg);
}

@media (max-width: 968px) {
  .hero__grid {
    grid-template-columns: 1fr;
  }
  .hero__visual {
    order: -1;
  }
}

/* Modules */
.modules {
  padding: var(--spacing-xl) 0;
}

.modules__tabs {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  margin-bottom: var(--spacing-lg);
  flex-wrap: wrap;
}

.modules__tab {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--r-lg);
  background: transparent;
  border: 2px solid transparent;
  font-weight: 500;
  transition: all var(--transition);
}

.modules__tab:hover {
  background: rgba(0, 0, 0, 0.04);
}

.modules__tab.active {
  background: var(--accent);
  border-color: var(--accent);
}

.modules__tab[aria-selected="true"] {
  background: var(--accent);
  border-color: var(--accent);
}

.modules__icon {
  font-size: 1.25rem;
}

.modules__panels {
  position: relative;
  min-height: 400px;
}

.modules__panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  align-items: center;
}

.modules__panel[hidden] {
  display: none;
}

.modules__panel.active {
  display: grid;
}

.modules__content h2 {
  margin-bottom: var(--spacing-sm);
}

.modules__features {
  list-style: none;
  margin: var(--spacing-md) 0;
}

.modules__features li {
  padding: var(--spacing-xs) 0;
  padding-left: 1.5rem;
  position: relative;
}

.modules__features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent-2);
  font-weight: bold;
}

.modules__visual img {
  border-radius: var(--r-md);
  box-shadow: var(--shadow-md);
}

@media (max-width: 968px) {
  .modules__panel {
    grid-template-columns: 1fr;
  }
}

/* Social Proof */
.social-proof {
  padding: var(--spacing-lg) 0;
  background: #fafafa;
}

.social-proof__logos {
  text-align: center;
  margin-bottom: var(--spacing-md);
}

.social-proof__counter {
  font-size: 1.125rem;
  margin-bottom: var(--spacing-md);
}

.social-proof__logo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: var(--spacing-md);
  max-width: 800px;
  margin: 0 auto;
}

.social-proof__logo {
  padding: var(--spacing-sm);
  background: var(--bg);
  border-radius: var(--r-sm);
  text-align: center;
  font-size: 0.875rem;
  color: var(--muted);
  border: 1px solid rgba(0, 0, 0, 0.08);
}

.social-proof__ratings {
  display: flex;
  justify-content: center;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
}

.rating {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 0.875rem;
}

.rating__stars {
  color: #ffc107;
}

.rating__score {
  font-weight: 600;
}

.rating__source {
  color: var(--muted);
}

/* Capabilities */
.capabilities {
  padding: var(--spacing-xl) 0;
}

.capabilities__title {
  text-align: center;
  margin-bottom: var(--spacing-sm);
}

.capabilities__subtitle {
  text-align: center;
  margin: 0 auto var(--spacing-lg);
  color: var(--muted);
}

.capabilities__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-md);
}

.capability-card {
  padding: var(--spacing-md);
  border-radius: var(--r-md);
  background: var(--bg);
  border: 1px solid rgba(0, 0, 0, 0.08);
  transition: all var(--transition);
}

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

.capability-card__icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-sm);
}

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

.capability-card p {
  color: var(--muted);
  font-size: 0.9375rem;
}

/* Benefits */
.benefits {
  padding: var(--spacing-xl) 0;
  background: linear-gradient(180deg, #ffffff 0%, #fafafa 100%);
}

.benefits__title {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

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

.benefit-item {
  padding: var(--spacing-md);
}

.benefit-item h3 {
  color: var(--primary);
  margin-bottom: var(--spacing-xs);
}

.benefit-item p {
  color: var(--muted);
}

/* Testimonials */
.testimonials {
  padding: var(--spacing-xl) 0;
}

.testimonials__title {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.testimonials__carousel {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  min-height: 200px;
}

.testimonial {
  display: none;
  text-align: center;
}

.testimonial.active {
  display: block;
}

.testimonial blockquote {
  font-size: 1.25rem;
  font-style: italic;
  margin-bottom: var(--spacing-md);
  color: var(--text);
}

.testimonial__author {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
}

.testimonial__avatar {
  border-radius: 50%;
  object-fit: cover;
}

.testimonial__name {
  font-weight: 600;
}

.testimonial__role {
  font-size: 0.875rem;
  color: var(--muted);
}

.testimonials__controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.testimonials__prev,
.testimonials__next {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid rgba(0, 0, 0, 0.1);
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.testimonials__prev:hover,
.testimonials__next:hover {
  background: var(--primary);
  color: var(--bg);
  border-color: var(--primary);
}

.testimonials__dots {
  display: flex;
  gap: var(--spacing-xs);
}

.testimonials__dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.2);
  border: none;
  transition: all var(--transition);
}

.testimonials__dot.active {
  background: var(--primary);
}

/* Demo */
.demo {
  padding: var(--spacing-xl) 0;
  background: #fafafa;
}

.demo__title {
  text-align: center;
  margin-bottom: var(--spacing-sm);
}

.demo__subtitle {
  text-align: center;
  color: var(--muted);
  margin-bottom: var(--spacing-lg);
}

.demo__video {
  max-width: 900px;
  margin: 0 auto;
}

.demo__video-wrapper {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg);
}

.demo__video-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

/* Pricing */
.pricing {
  padding: var(--spacing-xl) 0;
}

.pricing__title {
  text-align: center;
  margin-bottom: var(--spacing-sm);
}

.pricing__subtitle {
  text-align: center;
  color: var(--muted);
  margin-bottom: var(--spacing-lg);
}

.pricing__toggle-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

.pricing__toggle-label {
  font-weight: 500;
}

.pricing__savings {
  color: var(--accent-2);
  font-size: 0.875rem;
}

.pricing__toggle {
  position: relative;
  display: inline-block;
  width: 60px;
  height: 32px;
}

.pricing__toggle input {
  opacity: 0;
  width: 0;
  height: 0;
}

.pricing__toggle-slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.2);
  transition: var(--transition);
  border-radius: 32px;
}

.pricing__toggle-slider:before {
  position: absolute;
  content: "";
  height: 24px;
  width: 24px;
  left: 4px;
  bottom: 4px;
  background-color: white;
  transition: var(--transition);
  border-radius: 50%;
}

.pricing__toggle input:checked + .pricing__toggle-slider {
  background-color: var(--primary);
}

.pricing__toggle input:checked + .pricing__toggle-slider:before {
  transform: translateX(28px);
}

.pricing__toggle input:focus + .pricing__toggle-slider {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.pricing__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.pricing-card {
  position: relative;
  padding: var(--spacing-md);
  border-radius: var(--r-md);
  border: 2px solid rgba(0, 0, 0, 0.08);
  background: var(--bg);
  transition: all var(--transition);
}

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

.pricing-card--featured {
  border-color: var(--accent);
  border-width: 3px;
}

.pricing-card__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent-2);
  color: white;
  padding: 0.25rem 0.75rem;
  border-radius: var(--r-sm);
  font-size: 0.75rem;
  font-weight: 600;
}

.pricing-card__header {
  margin-bottom: var(--spacing-md);
}

.pricing-card__header h3 {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-sm);
}

.pricing-card__price {
  display: flex;
  align-items: baseline;
  gap: 0.25rem;
}

.pricing-card__amount {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary);
}

.pricing-card__period {
  color: var(--muted);
  font-size: 1rem;
}

.pricing-card__features {
  list-style: none;
  margin-bottom: var(--spacing-md);
  min-height: 200px;
}

.pricing-card__features li {
  padding: var(--spacing-xs) 0;
  padding-left: 1.5rem;
  position: relative;
}

.pricing-card__features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent-2);
  font-weight: bold;
}

body.annual .pricing-card__amount.monthly {
  display: none;
}

body.annual .pricing-card__amount.annual {
  display: inline-block !important;
}

.pricing__comparison {
  text-align: center;
}

/* CTA Final */
.cta-final {
  padding: var(--spacing-xl) 0;
  background: var(--primary);
  color: #ffffff;
  text-align: center;
}

.cta-final__title {
  color: #ffffff;
  margin-bottom: var(--spacing-sm);
}

.cta-final__subtitle {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--spacing-md);
}

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

.cta-final .btn--primary:hover {
  background: #c4e636;
}

/* FAQ */
.faq {
  padding: var(--spacing-xl) 0;
}

.faq__title {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.faq__list {
  max-width: 800px;
  margin: 0 auto;
}

.faq__item {
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.faq__q {
  width: 100%;
  text-align: left;
  padding: var(--spacing-md) 0;
  font-weight: 600;
  font-size: 1.125rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: color var(--transition);
}

.faq__q:hover {
  color: var(--muted);
}

.faq__q::after {
  content: "+";
  font-size: 1.5rem;
  font-weight: 300;
  transition: transform var(--transition);
}

.faq__q[aria-expanded="true"]::after {
  content: "−";
}

.faq__q:focus {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
  border-radius: var(--r-sm);
}

.faq__a {
  padding-bottom: var(--spacing-md);
  color: var(--muted);
  line-height: 1.8;
}

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

/* Footer */
.footer {
  padding: var(--spacing-xl) 0 var(--spacing-md);
  background: var(--primary);
  color: rgba(255, 255, 255, 0.8);
}

.footer__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.footer__title {
  color: #ffffff;
  margin-bottom: var(--spacing-sm);
  font-size: 1rem;
}

.footer__links li {
  margin-bottom: var(--spacing-xs);
}

.footer__links a {
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition);
  font-size: 0.9375rem;
}

.footer__links a:hover {
  color: #ffffff;
}

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

.footer__copyright {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.875rem;
}

.footer__social {
  display: flex;
  gap: var(--spacing-sm);
}

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

.footer__social a:hover {
  color: #ffffff;
}

.footer__lang {
  padding: 0.5rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--r-sm);
  background: rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.875rem;
}

/* Cookie Notice */
.cookie-notice {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--bg);
  border-top: 1px solid rgba(0, 0, 0, 0.08);
  padding: var(--spacing-md);
  box-shadow: var(--shadow-lg);
  z-index: 1000;
}

.cookie-notice[hidden] {
  display: none;
}

.cookie-notice__content {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.cookie-notice__actions {
  display: flex;
  gap: var(--spacing-sm);
  align-items: center;
}

.cookie-notice__link {
  color: var(--primary);
  text-decoration: underline;
  font-size: 0.875rem;
}

@media (max-width: 640px) {
  .cookie-notice__content {
    flex-direction: column;
    align-items: stretch;
  }
  .cookie-notice__actions {
    width: 100%;
    justify-content: stretch;
  }
  .cookie-notice__actions .btn {
    flex: 1;
  }
}

/* Accessibility */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--primary);
  color: #ffffff;
  padding: 0.5rem 1rem;
  z-index: 1000;
}

.skip-link:focus {
  top: 0;
}

/* Print Styles */
@media print {
  .header,
  .footer,
  .cookie-notice,
  .btn {
    display: none;
  }
}