* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary-gradient: linear-gradient(135deg, #c084fc 0%, #7dd3fc 100%);
  --bg-gradient: linear-gradient(180deg, #c084fc 0%, #a78bfa 25%, #7dd3fc 75%, #38bdf8 100%);
  --cyan: #22d3ee;
  --purple: #c084fc;
  --blue: #38bdf8;
  --pink: #f472b6;
  --white: #ffffff;
  --glass-bg: rgba(255, 255, 255, 0.1);
  --glass-border: rgba(255, 255, 255, 0.2);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-gradient);
  color: var(--white);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* Particles */
.particles {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.particle {
  position: absolute;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  animation: float 20s infinite ease-in-out;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0) translateX(0);
    opacity: 0.3;
  }
  25% {
    transform: translateY(-20px) translateX(10px);
    opacity: 0.6;
  }
  50% {
    transform: translateY(-10px) translateX(-10px);
    opacity: 0.4;
  }
  75% {
    transform: translateY(-30px) translateX(5px);
    opacity: 0.5;
  }
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 24px;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--white);
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 32px;
}

.nav-links a {
  color: var(--white);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  opacity: 0.9;
  transition: opacity 0.3s;
}

.nav-links a:hover {
  opacity: 1;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-link {
  color: var(--white);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  opacity: 0.9;
  transition: opacity 0.3s;
}

.nav-link:hover {
  opacity: 1;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: 50px;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
}

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

.btn-primary:hover {
  background: #06b6d4;
  transform: translateY(-2px);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.2);
  color: var(--white);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

.btn-teal {
  background: rgba(255, 255, 255, 0.15);
  color: var(--white);
  backdrop-filter: blur(10px);
}

.btn-teal:hover {
  background: rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
}

/* Mobile Menu */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px;
}

.mobile-menu-btn span {
  width: 25px;
  height: 2px;
  background: var(--white);
  transition: 0.3s;
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 70px;
  left: 0;
  right: 0;
  background: rgba(100, 100, 200, 0.95);
  backdrop-filter: blur(20px);
  padding: 24px;
  flex-direction: column;
  gap: 16px;
  z-index: 999;
}

.mobile-menu.active {
  display: flex;
}

.mobile-menu a {
  color: var(--white);
  text-decoration: none;
  font-size: 1.1rem;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

/* Section Dots */
.section-dots {
  position: fixed;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 100;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  transition: all 0.3s;
}

.dot.active {
  background: var(--white);
  width: 12px;
  height: 12px;
}

.dot:hover {
  background: rgba(255, 255, 255, 0.6);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 100px 24px;
  position: relative;
}

.hero-content {
  z-index: 1;
}

.hero-title {
  font-size: clamp(4rem, 12vw, 8rem);
  font-weight: 800;
  letter-spacing: -2px;
  margin-bottom: 16px;
  position: relative;
  display: inline-block;
}

.hero-title .version {
  font-size: 0.35em;
  font-weight: 600;
  position: absolute;
  top: 0;
  right: -60px;
  color: rgba(255, 255, 255, 0.6);
}

.hero-subtitle {
  font-size: 1.25rem;
  font-weight: 400;
  opacity: 0.9;
  max-width: 600px;
  margin: 0 auto 24px;
  line-height: 1.6;
}

.hero-notice {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(255, 255, 255, 0.15);
  padding: 12px 24px;
  border-radius: 50px;
  margin-bottom: 32px;
  backdrop-filter: blur(10px);
}

.notice-icon {
  width: 20px;
  height: 20px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  animation: bounce 2s infinite;
}

.scroll-indicator svg {
  width: 24px;
  height: 24px;
  opacity: 0.7;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateX(-50%) translateY(0);
  }
  40% {
    transform: translateX(-50%) translateY(-10px);
  }
  60% {
    transform: translateX(-50%) translateY(-5px);
  }
}

/* Section Titles */
.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  text-align: center;
  margin-bottom: 16px;
  line-height: 1.3;
}

.section-subtitle {
  font-size: 1.1rem;
  text-align: center;
  opacity: 0.8;
  margin-bottom: 48px;
}

.scroll-hint {
  font-size: 1rem;
  text-align: center;
  color: var(--cyan);
  margin-bottom: 40px;
}

/* Trailer Section */
.trailer-section {
  padding: 100px 24px;
  min-height: 100vh;
  display: flex;
  align-items: center;
}

.video-container {
  max-width: 900px;
  margin: 0 auto 40px;
  position: relative;
  padding-bottom: 56.25%; /* 16:9 aspect ratio */
  height: 0;
  overflow: hidden;
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: 16px;
}

.video-placeholder {
  background: linear-gradient(135deg, #f472b6 0%, #7dd3fc 100%);
  border-radius: 16px;
  overflow: hidden;
  position: relative;
  aspect-ratio: 16/9;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.video-poster {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(244, 114, 182, 0.8), rgba(125, 211, 252, 0.8));
}

.play-button {
  width: 80px;
  height: 80px;
  background: rgba(255, 255, 255, 0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.3s;
}

.play-button:hover {
  transform: scale(1.1);
}

.play-button svg {
  width: 30px;
  height: 30px;
  color: #333;
  margin-left: 5px;
}

.video-controls {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(0, 0, 0, 0.7);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.video-progress {
  flex: 1;
  height: 4px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 2px;
}

.video-time {
  font-size: 0.85rem;
  opacity: 0.9;
}

.video-actions {
  display: flex;
  gap: 12px;
}

.video-btn {
  background: none;
  border: none;
  color: var(--white);
  cursor: pointer;
  opacity: 0.8;
  transition: opacity 0.3s;
}

.video-btn:hover {
  opacity: 1;
}

.video-btn svg {
  width: 20px;
  height: 20px;
}

.trailer-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
}

/* Info Section */
.info-section {
  padding: 100px 24px;
  min-height: 100vh;
}

.info-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
  align-items: start;
}

/* Client Mockup */
.client-mockup {
  background: rgba(30, 41, 59, 0.9);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.mockup-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  background: rgba(0, 0, 0, 0.3);
}

.mockup-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
}

.mockup-icon {
  width: 28px;
  height: 28px;
  background: var(--cyan);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

.mockup-version {
  opacity: 0.6;
  font-size: 0.8rem;
}

.window-controls {
  display: flex;
  gap: 8px;
}

.control {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.control.red { background: #ef4444; }
.control.yellow { background: #eab308; }
.control.green { background: #22c55e; }

.mockup-body {
  display: grid;
  grid-template-columns: 140px 1fr;
  min-height: 300px;
}

.mockup-sidebar {
  background: rgba(0, 0, 0, 0.2);
  padding: 16px;
  border-right: 1px solid rgba(255, 255, 255, 0.1);
}

.mockup-sidebar h4 {
  font-size: 0.75rem;
  text-transform: uppercase;
  opacity: 0.6;
  margin-bottom: 12px;
  letter-spacing: 0.5px;
}

.mockup-sidebar ul {
  list-style: none;
  margin-bottom: 24px;
}

.mockup-sidebar li {
  padding: 8px 12px;
  font-size: 0.85rem;
  border-radius: 6px;
  margin-bottom: 4px;
  cursor: pointer;
  transition: background 0.2s;
}

.mockup-sidebar li.active {
  background: var(--cyan);
}

.mockup-sidebar li:not(.active):hover {
  background: rgba(255, 255, 255, 0.1);
}

.setting-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  margin-bottom: 12px;
}

.toggle {
  width: 36px;
  height: 20px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 10px;
  position: relative;
  cursor: pointer;
}

.toggle::after {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  background: var(--white);
  border-radius: 50%;
  top: 2px;
  left: 2px;
  transition: left 0.2s;
}

.toggle.active {
  background: var(--cyan);
}

.toggle.active::after {
  left: 18px;
}

.mockup-main {
  padding: 16px;
}

.theme-section {
  margin-bottom: 20px;
}

.theme-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.theme-header h4 {
  font-size: 0.95rem;
}

.save-btn {
  background: var(--cyan);
  border: none;
  padding: 6px 16px;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--white);
  cursor: pointer;
}

.color-picker {
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
}

.color {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  cursor: pointer;
  transition: transform 0.2s;
  border: 2px solid transparent;
}

.color:hover, .color.active {
  transform: scale(1.1);
  border-color: var(--white);
}

.color.blue { background: #3b82f6; }
.color.purple { background: #a855f7; }
.color.red { background: #ef4444; }
.color.green { background: #22c55e; }
.color.yellow { background: #eab308; }
.color.pink { background: #ec4899; }

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

.slider-item {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  font-size: 0.85rem;
}

.slider-item > span:first-child {
  width: 80px;
  opacity: 0.8;
}

.slider-item > span:last-child {
  width: 40px;
  text-align: right;
}

.slider {
  flex: 1;
  height: 6px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 3px;
  overflow: hidden;
}

.slider-fill {
  height: 100%;
  background: var(--cyan);
  border-radius: 3px;
}

.preview-section h4 {
  font-size: 0.85rem;
  opacity: 0.7;
  margin-bottom: 12px;
}

.preview-box {
  background: rgba(0, 0, 0, 0.4);
  border-radius: 12px;
  padding: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.preview-content h3 {
  font-size: 1.5rem;
  color: var(--cyan);
  margin-bottom: 4px;
}

.preview-content p {
  font-size: 0.8rem;
  opacity: 0.6;
}

.preview-options {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.option {
  padding: 6px 16px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  font-size: 0.75rem;
  cursor: pointer;
  transition: background 0.2s;
}

.option.active {
  background: var(--cyan);
}

.mockup-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  background: rgba(0, 0, 0, 0.3);
  font-size: 0.8rem;
}

.status {
  display: flex;
  align-items: center;
  gap: 8px;
}

.status-dot {
  width: 8px;
  height: 8px;
  background: #22c55e;
  border-radius: 50%;
}

/* Features Grid */
.info-content.cards-only {
  display: block;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}

.features-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.feature-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 16px;
  padding: 28px;
  transition: transform 0.3s, background 0.3s;
}

.feature-card:hover {
  transform: translateY(-5px);
  background: rgba(255, 255, 255, 0.15);
}

.feature-card h3 {
  font-size: 1.25rem;
  margin-bottom: 12px;
  color: var(--white);
}

.feature-card p {
  font-size: 0.95rem;
  line-height: 1.6;
  opacity: 0.85;
}

.center-btn {
  display: block;
  width: fit-content;
  margin: 0 auto;
}

/* Media Section */
.media-section {
  padding: 100px 24px;
  min-height: 100vh;
}

.media-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.media-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 16px;
  overflow: hidden;
  transition: transform 0.3s;
}

.media-card:hover {
  transform: translateY(-5px);
}

.media-image {
  height: 200px;
  background: linear-gradient(135deg, #c084fc 0%, #7dd3fc 100%);
  position: relative;
  overflow: hidden;
}

.media-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.media-card:hover .media-image img {
  transform: scale(1.05);
}

.media-card h3 {
  font-size: 1.1rem;
  padding: 20px 20px 8px;
}

.media-card p {
  font-size: 0.9rem;
  padding: 0 20px 20px;
  opacity: 0.8;
  line-height: 1.5;
}

.media-card.no-image h3 {
  padding-top: 24px;
}

.media-card.no-image p {
  padding-bottom: 24px;
}

/* FAQ Section */
.faq-section {
  padding: 100px 24px;
  min-height: 100vh;
}

.faq-list {
  max-width: 700px;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  overflow: hidden;
}

.faq-item {
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  cursor: pointer;
  transition: background 0.2s;
}

.faq-question:hover {
  background: rgba(255, 255, 255, 0.05);
}

.faq-question span {
  font-size: 1.05rem;
  font-weight: 500;
}

.faq-icon {
  width: 24px;
  height: 24px;
  opacity: 0.6;
  transition: transform 0.3s;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
  max-height: 200px;
  padding: 0 24px 20px;
}

.faq-answer p {
  font-size: 0.95rem;
  opacity: 0.8;
  line-height: 1.6;
}

/* Footer */
.footer {
  padding: 60px 24px 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  margin-bottom: 40px;
}

.footer-brand h3 {
  font-size: 1.5rem;
  margin-bottom: 12px;
}

.footer-brand p {
  max-width: 350px;
  font-size: 0.95rem;
  opacity: 0.7;
  line-height: 1.6;
}

.footer-links h4 {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  opacity: 0.6;
  margin-bottom: 16px;
}

.footer-links a {
  display: block;
  color: var(--white);
  text-decoration: none;
  font-size: 0.95rem;
  margin-bottom: 10px;
  opacity: 0.9;
  transition: opacity 0.3s;
}

.footer-links a:hover {
  opacity: 1;
}

.footer-bottom {
  text-align: center;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
  font-size: 0.9rem;
  opacity: 0.6;
}

/* Responsive */
@media (max-width: 1024px) {
  .info-content {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 768px) {
  .nav-links, .nav-actions {
    display: none;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .section-dots {
    display: none;
  }

  .hero-title .version {
    position: relative;
    right: 0;
    top: -20px;
    display: block;
    font-size: 0.4em;
  }

  .media-grid {
    grid-template-columns: 1fr;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .footer-content {
    flex-direction: column;
    gap: 32px;
  }

  .trailer-buttons {
    flex-direction: column;
    align-items: center;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 3rem;
  }

  .section-title {
    font-size: 1.5rem;
  }

  .btn {
    padding: 10px 24px;
    font-size: 0.9rem;
  }
}