:root {
  --font-main: "Inter", system-ui, -apple-system, sans-serif;

  /* Theme: Dark Mode (Default) */
  --bg-body: #0f172a;
  --bg-surface: #1e293b;
  --bg-card: #1e293b;
  --bg-nav: rgba(15, 23, 42, 0.9);

  --text-main: #e2e8f0;
  --text-muted: #64748b;
  --text-accent: #38bdf8;

  --primary: #3b82f6;
  --primary-hover: #2563eb;
  --accent-gradient: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);

  --border-color: #334155;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
  --glow: 0 0 20px rgba(59, 130, 246, 0.3);

  --chat-bg: #1e293b;
  --chat-bubble-user: #3b82f6;
  --chat-bubble-bot: #334155;
  --nav-height: 70px;
}

/* Theme: Light Mode */
[data-theme="light"] {
  --bg-body: #f8fafc;
  --bg-surface: #ffffff;
  --bg-card: #ffffff;
  --bg-nav: rgba(255, 255, 255, 0.9);

  --text-main: #0f172a;
  --text-muted: #64748b;
  --text-accent: #2563eb;

  --primary: #2563eb;
  --primary-hover: #1d4ed8;

  --border-color: #e2e8f0;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
  --glow: 0 0 20px rgba(59, 130, 246, 0.1);

  --chat-bg: #f1f5f9;
  --chat-bubble-user: #2563eb;
  --chat-bubble-bot: #ffffff;
}

html {
  scroll-behavior: smooth;
  /* scroll-padding-top: var(--nav-height); */
  overflow-x: hidden;
  width: 100%;
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-body);
  color: var(--text-main);
  line-height: 1.6;
  margin: 0;

  overflow-x: hidden;
  width: 100%;

  transition:
    background-color 0.3s ease,
    color 0.3s ease;
}

.page-wrapper {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  width: 100%;
  overflow-x: hidden;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

a {
  text-decoration: none;
  color: var(--primary);
  transition: color 0.2s;
}

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

section {
  padding: 10px 0;
}

.section-title {
  text-align: center;
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 3rem;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.skip-link {
  position: absolute;
  top: 10px;
  left: 10px;
  z-index: 2000;
  background-color: var(--primary);
  color: #ffffff;
  padding: 12px 24px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: 600;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-20px);
  transition:
    opacity 0.3s ease,
    transform 0.3s ease;
}

.skip-link:focus {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
  outline: 2px solid white;
}

nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  background-color: var(--bg-nav);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  z-index: 9999;

  transition:
    background-color 0.3s,
    border-color 0.3s,
    transform 0.3s ease-in-out;
}

nav.nav-hidden {
  transform: translateY(-100%);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--text-main);
}

.nav-logo {
  width: 32px;
  height: 32px;
}

nav ul {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 20px;
  margin: 0;
  padding: 0;
}

nav a {
  color: var(--text-main);
  font-weight: 500;
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 0.95rem;
}

nav a:hover {
  background-color: var(--bg-surface);
  color: var(--primary);
}

nav a.accent-link {
  background: var(--primary);
  color: #fff;
}

nav a.accent-link:hover {
  background: var(--primary-hover);
  color: #fff;
}

.nav-login {
  color: var(--text-main);
  border: 1px solid var(--border-color);
  margin-right: 5px;
}
.nav-install-btn {
  background-color: var(--primary);
  color: white !important;
  box-shadow: 0 4px 10px rgba(59, 130, 246, 0.3);
}
.nav-install-btn:hover {
  background-color: var(--primary-hover);
  transform: translateY(-1px);
}

.theme-toggle-btn {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-main);
  cursor: pointer;
  padding: 6px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.theme-toggle-btn:hover {
  background: var(--bg-surface);
  border-color: var(--primary);
}

[data-theme="dark"] .sun-icon {
  display: block;
}
[data-theme="dark"] .moon-icon {
  display: none;
}
[data-theme="light"] .sun-icon {
  display: none;
}
[data-theme="light"] .moon-icon {
  display: block;
}

.mobile-only {
  display: none !important;
}

#open-sidebar-button,
#close-sidebar-button {
  display: none;
  background: none;
  border: none;
  color: var(--text-main);
  cursor: pointer;
}

#overlay {
  background: rgba(0, 0, 0, 0.5);
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: none;
  backdrop-filter: blur(2px);
}

header {
  position: relative;
  min-height: 100vh;
  z-index: 10;
  padding: 0;
  display: flex;
  flex-direction: column;
  background:
    radial-gradient(
      circle at top right,
      rgba(59, 130, 246, 0.1),
      transparent 40%
    ),
    var(--bg-body);

  overflow: hidden;
}

.hero-scroll-wrapper {
  display: flex;
  flex-direction: column;
  padding: 40px 20px 60px;
  max-width: 1200px;
  margin: 0 auto;
  align-items: center;
  gap: 40px;
  position: relative;
}

.hero-content {
  text-align: center;
  max-width: 800px;
  z-index: 2;
  margin-bottom: 2rem;
}

.hero-text-block h1 {
  font-size: 3.5rem;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.gradient-text {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: 2.5rem;
}

.hero-text-block p {
  font-size: 1.25rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
}

.hero-actions {
  display: flex;
  gap: 15px;
  justify-content: center;
}

.cta-button {
  padding: 12px 28px;
  border-radius: 8px;
  font-weight: 600;
  transition:
    transform 0.2s,
    box-shadow 0.2s;
}

.cta-button.primary {
  background: var(--primary);
  color: white;
  box-shadow: 0 4px 14px 0 rgba(59, 130, 246, 0.4);
}

.cta-button.secondary {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  color: var(--text-main);
}

.cta-button:hover {
  transform: translateY(-2px);
}

.hero-visual {
  width: 100%;
  max-width: 900px;
  position: relative;
  z-index: 1;
}

.hero-frame {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-lg), var(--glow);
  border: 1px solid var(--border-color);
  background: var(--bg-card);
}

#hero-scroll-canvas {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.hero-glow {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.1) 0%,
    rgba(0, 0, 0, 0) 100%
  );
  pointer-events: none;
}

#feature {
  background-color: var(--bg-body);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 40px;
}

.feature-item {
  background: var(--bg-card);
  padding: 40px 30px;
  border-radius: 20px;
  border: 1px solid var(--border-color);
  transition:
    transform 0.3s,
    box-shadow 0.3s,
    border-color 0.3s;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.feature-item:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.5);
  border-color: var(--primary);
}

.icon-box {
  width: 100px;
  height: 100px;
  background: radial-gradient(
    circle,
    rgba(59, 130, 246, 0.15) 0%,
    transparent 70%
  );
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 25px;
  border: none;
}

.feature-item img {
  width: 64px;
  height: 64px;
  object-fit: contain;
  transition: transform 0.3s ease;
  filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.2));
}

.feature-item:hover img {
  transform: scale(1.15) rotate(3deg);
}

.feature-item h3 {
  font-size: 1.5rem;
  margin-bottom: 15px;
  color: var(--text-main);
  font-weight: 700;
}

.feature-item p {
  color: var(--text-muted);
  font-size: 1.05rem;
  line-height: 1.7;
}

.video-wrapper {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  background: #000;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  max-width: 900px;
  margin: 0 auto;
}

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

.faq-section {
  background-color: var(--bg-surface);
}

.chat-interface {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 20px;
  font-family: var(--font-main);
}

.chat-message {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  max-width: 80%;
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 1s ease,
    transform 1s ease;
}

.chat-message.visible {
  opacity: 1;
  transform: translateY(0);
}

.chat-message.user {
  align-self: flex-end;
  flex-direction: row-reverse;
}

.chat-message.user .bubble {
  background: var(--chat-bubble-user);
  color: #fff;
  border-radius: 18px 18px 0 18px;
}

.chat-message.bot {
  align-self: flex-start;
}

.chat-message.bot .bubble {
  background: var(--chat-bubble-bot);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  border-radius: 18px 18px 18px 0;
}

.chat-message .avatar {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  margin-right: 8px;
}

.chat-message .avatar img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 50%;
  border: 1px solid var(--border-color);
  background: #fff;
  padding: 2px;
}

.bubble {
  padding: 12px 20px;
  font-size: 1rem;
  line-height: 1.5;
  box-shadow: var(--shadow-sm);
  position: relative;
}

.bubble a {
  color: var(--text-accent);
  text-decoration: underline;
}

.pricing-cards-wrapper {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 30px;
}

.price-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 40px 30px;
  width: 320px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition:
    transform 0.3s,
    box-shadow 0.3s,
    border-color 0.3s;
  color: var(--text-main);
}

.price-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.price-card.popular {
  border: 2px solid var(--primary);
  background: var(--bg-surface);
}

.popular-tag {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: white;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
}

.icon-circle {
  width: 60px;
  height: 60px;
  background: var(--bg-body);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  border: 1px solid var(--border-color);
}

.card-header h3 {
  font-size: 1.5rem;
  margin: 0 0 10px;
  color: var(--text-main);
}

.card-header .desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 20px;
  min-height: 3em;
}

.card-price {
  display: flex;
  align-items: flex-end;
  gap: 5px;
  margin-bottom: 25px;
  color: var(--text-main);
}

.card-price .currency {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 8px;
}
.card-price .amount {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1;
}
.card-price .period {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 8px;
}

.old-price {
  text-decoration: line-through;
  color: var(--text-muted);
  font-size: 0.9rem;
  display: block;
}

.card-features {
  flex-grow: 1;
  margin-bottom: 30px;
}

.card-features p {
  font-weight: 600;
  margin-bottom: 15px;
  color: var(--text-main);
}

.card-features ul {
  list-style: none;
  padding: 0;
}
.card-features li {
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  color: var(--text-muted);
  font-size: 0.95rem;
}
.card-features li b {
  color: var(--text-main);
  margin: 0 4px;
}

.check {
  width: 20px;
  height: 20px;
  background: rgba(46, 204, 113, 0.2);
  color: #2ecc71;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  margin-right: 10px;
}

.subscribe-btn {
  width: 100%;
  padding: 14px;
  border-radius: 8px;
  text-align: center;
  font-weight: 600;
  background: var(--primary);
  color: white;
  transition: opacity 0.2s;
}

.subscribe-btn:hover {
  opacity: 0.9;
}

.subscribe-btn.outline {
  background: transparent;
  border: 1px solid var(--primary);
  color: var(--primary);
}

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

.toggle-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  margin-bottom: 40px;
}

.billing-toggle-container {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 4px;
  border-radius: 50px;
  display: inline-flex;
}

.toggle-btn {
  background: none;
  border: none;
  padding: 8px 20px;
  border-radius: 40px;
  color: var(--text-muted);
  font-weight: 500;
  cursor: pointer;
  transition: 0.3s;
}

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

.discount-badge {
  background: #e500d0;
  color: white;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: 6px;
}

.hidden {
  display: none;
}

footer {
  background: var(--bg-card);
  padding: 40px 0;
  text-align: center;
  border-top: 1px solid var(--border-color);
  margin-top: auto;
}

.footer-links a {
  color: var(--text-muted);
  margin: 0 10px;
  font-size: 0.9rem;
}

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

footer p {
  color: var(--text-muted);
  margin-top: 20px;
  font-size: 0.9rem;
}

@media screen and (max-width: 768px) {
  .mobile-only {
    display: flex !important;
    margin-right: 15px;
  }

  .desktop-only {
    display: none !important;
  }

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

  .gradient-text {
    font-size: 2rem;
  }

  .nav-container {
    justify-content: space-between;
  }

  #open-sidebar-button {
    display: block;
  }

  nav ul {
    position: fixed;
    top: 0;
    right: 0;
    width: 280px;
    height: 100vh;
    background-color: var(--bg-surface);
    backdrop-filter: none;
    box-shadow: -5px 0 15px rgba(0, 0, 0, 0.5);

    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding-top: 20px;

    transform: translateX(100%);
    transition: transform 0.3s ease-in-out;

    z-index: 1000;
    border-left: 1px solid var(--border-color);
  }

  nav.show ul {
    transform: translateX(0);
  }

  nav ul li {
    width: 100%;
  }
  nav ul a {
    display: block;
    padding: 15px 25px;
    width: 100%;
    border-bottom: 1px solid var(--border-color);
  }

  .close-btn-li {
    align-self: flex-end;
    padding: 0 20px 20px 0;
    width: auto;
    border-bottom: none;
  }

  #close-sidebar-button {
    display: block;
    background: none;
    border: none;
    color: var(--text-main);
    cursor: pointer;
    padding: 5px;
  }

  .theme-switch-wrapper {
    padding: 20px 25px;
    margin-top: 10px;
    border: none;
  }

  .hero-visual {
    position: relative;
    top: 0;
    margin-top: 40px;
  }
  body {
    overflow-x: hidden;
  }
}

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;

  background-color: var(--bg-surface);
  color: var(--text-main);
  border-top: 1px solid var(--border-color);

  padding: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 15px;

  z-index: 2000;
  box-shadow: 0 -5px 20px rgba(0, 0, 0, 0.2);
}

.cookie-banner.hidden {
  display: none;
}

.cookie-banner p {
  margin: 0;
  font-size: 0.95rem;
  flex: 1;
  min-width: 250px;
}

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

.cookie-buttons {
  display: flex;
  gap: 10px;
}

.cookie-btn {
  padding: 10px 20px;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.2s ease;
}

.cookie-btn.accept {
  background-color: var(--primary);
  color: #ffffff;
  border: 1px solid var(--primary);
}

.cookie-btn.accept:hover {
  background-color: var(--primary-hover);
  border-color: var(--primary-hover);
}

.cookie-btn.decline {
  background-color: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-main);
}

.cookie-btn.decline:hover {
  border-color: var(--text-main);
  background-color: rgba(255, 255, 255, 0.05);
}

.trust-bar {
  background: transparent;
  border: none;
  padding: 40px 0 80px 0;
  text-align: center;
  position: relative;
  z-index: 10;
}

.trust-label {
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: 1.5px;
  color: var(--text-main);
  margin-bottom: 50px;
  text-transform: uppercase;
  opacity: 1;
}

.trust-container {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 60px;
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 20px;
  transition: transform 0.3s ease;
  cursor: default;
  padding: 10px;
}

.trust-item:hover {
  transform: translateY(-5px);
}

.brand-icon {
  width: 64px;
  height: 64px;
  color: var(--text-main);
  filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.1));
  transition: all 0.3s ease;
}

.trust-item:nth-child(1):hover .brand-icon {
  color: #4285f4;
  filter: drop-shadow(0 0 15px rgba(66, 133, 244, 0.4));
}
.trust-item:nth-child(3):hover .brand-icon {
  color: #8b5cf6;
  filter: drop-shadow(0 0 15px rgba(139, 92, 246, 0.4));
}
.trust-item:nth-child(5):hover .brand-icon {
  color: #10b981;
  filter: drop-shadow(0 0 15px rgba(16, 185, 129, 0.4));
}

.trust-text {
  display: flex;
  flex-direction: column;
  text-align: left;
}

.trust-text .main {
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--text-main);
  line-height: 1.1;
  margin-bottom: 4px;
  letter-spacing: -0.5px;
}

.trust-text .sub {
  font-size: 0.95rem;
  color: var(--text-muted);
  font-weight: 500;
}

.trust-divider {
  width: 1px;
  height: 50px;
  background: var(--border-color);
  opacity: 0.3;
}

@media screen and (max-width: 900px) {
  .trust-container {
    flex-direction: column;
    align-items: center;
    gap: 40px;
  }

  .trust-item {
    width: 100%;
    justify-content: center;
  }

  .trust-divider {
    display: none;
  }

  .trust-label {
    font-size: 1rem;
    margin-bottom: 30px;
  }
}

.use-cases-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
  margin-top: 20px;
}

.use-case-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 30px 24px;
  text-align: left;
  position: relative;
  overflow: hidden;
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease,
    border-color 0.3s ease;

  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.use-case-card:hover {
  transform: translateY(-5px);
  border-color: var(--primary);
  box-shadow: var(--shadow-lg);
  background: var(--bg-card);
}

.uc-icon-box {
  width: 50px;
  height: 50px;
  background: radial-gradient(
    circle,
    rgba(59, 130, 246, 0.2) 0%,
    transparent 70%
  );
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  flex-shrink: 0;
}

.uc-icon-box img {
  width: 28px;
  height: 28px;
  object-fit: contain;
}

.use-case-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin: 0 0 10px 0;
  color: var(--text-main);
}

.use-case-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  margin: 0;
}

[data-theme="dark"] .uc-icon-box {
  background: radial-gradient(
    circle,
    rgba(59, 130, 246, 0.4) 0%,
    transparent 70%
  );
  border: none;
}

[data-theme="dark"] .icon-box {
  background: radial-gradient(
    circle,
    rgba(59, 130, 246, 0.4) 0%,
    transparent 70%
  );
}

:root {
  --icon-color-1: #ef4444;
  --icon-color-2: #3b82f6;
}

[data-theme="dark"] {
  --icon-color-1: #fca5a5;
  --icon-color-2: #93c5fd;
}

@keyframes colorCycle {
  0% {
    fill: var(--icon-color-1);
  }
  50% {
    fill: var(--icon-color-2);
  }
  100% {
    fill: var(--icon-color-1);
  }
}

.animated-path {
  animation: colorCycle 10s infinite;
  transition: fill 0.3s ease;
}

[data-theme="dark"] .use-case-card p {
  color: #cbd5e1;
}

[data-theme="dark"] .use-case-card h3 {
  color: #f1f5f9;
}

.use-case-card {
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease,
    border-color 0.3s ease,
    background-color 0.3s;
}

.use-case-card:hover {
  transform: translateY(-5px);
  border-color: rgba(59, 130, 246, 0.5);
  box-shadow: 0 10px 30px -10px rgba(59, 130, 246, 0.3);
}

[data-theme="dark"] .use-case-card:hover {
  background-color: #1e293b;
  border-color: #3b82f6;

  box-shadow:
    0 0 20px rgba(59, 130, 246, 0.25),
    inset 0 0 20px rgba(59, 130, 246, 0.05);
}

[data-theme="dark"] .use-case-card:hover h3,
[data-theme="dark"] .use-case-card:hover p {
  color: #ffffff;
  transition: color 0.2s ease;
}

.feature-item,
.use-case-card {
  background: var(--chat-bubble-bot);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

.feature-item p,
.use-case-card p {
  color: var(--text-main);
  opacity: 1;
}

.feature-item h3,
.use-case-card h3 {
  color: var(--text-main);
}

.feature-item:hover,
.use-case-card:hover {
  border-color: var(--primary);
  transform: translateY(-5px);
}

.carousel-section {
  position: relative;
  padding-bottom: 60px;
}

.carousel {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 10px;
}

.carousel-track-container {
  overflow: hidden;
  width: 100%;
  border-radius: 16px;
}

.carousel-track {
  padding: 0;
  margin: 0;
  list-style: none;
  display: flex;
  transition: transform 0.5s ease-in-out;
}

.carousel-slide {
  min-width: 100%;
  box-sizing: border-box;
  padding: 0 5px;
}

.slide-content h3 {
  text-align: center;
  margin-bottom: 15px;
  color: var(--text-main);
}

.carousel-btn {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  cursor: pointer;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  z-index: 10;
}

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

.carousel-nav {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 20px;
}

.carousel-indicator {
  border: 0;
  border-radius: 50%;
  width: 12px;
  height: 12px;
  background: var(--border-color);
  cursor: pointer;
  transition: background 0.3s;
}

.carousel-indicator.current-slide {
  background: var(--primary);
  transform: scale(1.2);
}

@media screen and (max-width: 600px) {
  .carousel-btn {
    display: none;
  }
}

.nav-demo-link {
  color: var(--text-accent) !important;
  font-weight: 700 !important;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: all 0.2s ease;
}

.nav-demo-link:hover {
  transform: translateY(-1px);
  background-color: rgba(56, 189, 248, 0.1) !important;
}

.interactive-demo-wrapper {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  margin: 0 auto 50px auto;
  padding: 35px 30px;
  max-width: 900px;
  background:
    linear-gradient(
      135deg,
      rgba(59, 130, 246, 0.05) 0%,
      rgba(139, 92, 246, 0.05) 100%
    ),
    var(--bg-surface);
  border: 1px solid rgba(59, 130, 246, 0.25); /* Леко синкава рамка, вместо сива */
  border-radius: 20px;
  box-shadow: 0 10px 30px -10px rgba(59, 130, 246, 0.15);
  overflow: hidden;
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease;
}

.interactive-demo-wrapper:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 35px -10px rgba(59, 130, 246, 0.25);
  border-color: rgba(59, 130, 246, 0.5);
}

.demo-bg-glow {
  position: absolute;
  top: -50px;
  left: -50px;
  width: 200px;
  height: 200px;
  background: var(--primary);
  filter: blur(70px);
  opacity: 0.15;
  z-index: 0;
  pointer-events: none;
}

.demo-content,
.interactive-demo-wrapper .cta-button {
  position: relative;
  z-index: 1;
}

.demo-content {
  text-align: center;
  margin-bottom: 25px;
}

.demo-content h3 {
  font-size: 1.5rem;
  color: var(--text-main);
  margin: 0 0 8px 0;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.demo-content p {
  font-size: 1.05rem;
  color: var(--text-muted);
  margin: 0;
}

@media (min-width: 768px) {
  .interactive-demo-wrapper {
    flex-direction: row;
    text-align: left;
    padding: 40px 50px;
  }

  .demo-content {
    text-align: left;
    margin-bottom: 0;
    padding-right: 30px;
  }
}

.cta-button.demo-glow {
  background: var(--bg-surface);
  color: var(--text-main);
  border: 2px solid transparent;
  background-image:
    linear-gradient(var(--bg-surface), var(--bg-surface)),
    var(--accent-gradient);
  background-origin: border-box;
  background-clip: padding-box, border-box;
  box-shadow: 0 0 15px rgba(139, 92, 246, 0.2);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  transition: all 0.3s ease;
}

.cta-button.demo-glow:hover {
  box-shadow: 0 0 25px rgba(139, 92, 246, 0.5);
  transform: translateY(-2px) scale(1.02);
  color: var(--primary);
}

.demo-content h3 {
  font-size: 1.5rem;
  color: var(--text-main);
  margin: 0 0 6px 0 !important;
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.demo-content p {
  font-size: 1.05rem;
  color: var(--text-muted);
  margin: 0 !important;
  line-height: 1.4;
}

.interactive-demo-wrapper .cta-button {
  position: relative;
  z-index: 1;
  align-self: center;
  white-space: nowrap; 
  height: fit-content;
  
  display: inline-flex;
  align-items: center; 
  justify-content: center;
  padding: 12px 24px;
}

.interactive-demo-wrapper .cta-button svg {
  margin-top: -1px;
  display: block;
}