/* --------------- Base Styles --------------- */

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

:root {
  --bg: #0a0a08;
  --bg-alt: #111110;
  --accent: #a3e635;
  --accent-soft: rgba(163, 230, 53, 0.13);
  --accent-badge: rgba(163, 230, 53, 0.11);
  --text: #f0f0e8;
  --text-muted: #a0a090;
  --card: #141412;
  --border: #2c2c24;
  --shadow-soft: 0 18px 45px rgba(0, 0, 0, 0.75);
  --radius-lg: 20px;
  --radius-xl: 28px;
  --transition-fast: 0.2s ease;
  --max-width: 1100px;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text",
    "Segoe UI", sans-serif;
  background: radial-gradient(ellipse at 20% 0%, #1c1f10 0%, #0a0a08 60%);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

/* --------------- Layout Helpers --------------- */

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.2rem;
}

/* --------------- Header / Navbar --------------- */

.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: linear-gradient(
    to bottom,
    rgba(10, 10, 8, 0.97),
    rgba(10, 10, 8, 0.85),
    transparent
  );
  backdrop-filter: blur(14px);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 600;
  font-size: 1rem;
}

.logo-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 20%, #d9f99d, #a3e635);
  box-shadow: 0 0 14px rgba(163, 230, 53, 0.75);
}

.nav {
  display: flex;
  gap: 1.4rem;
  font-size: 0.9rem;
}

.nav a {
  text-decoration: none;
  color: var(--text-muted);
  position: relative;
  transition: color var(--transition-fast);
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.25rem;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, #a3e635, #facc15);
  transition: width var(--transition-fast);
}

.nav a:hover {
  color: var(--text);
}

.nav a:hover::after {
  width: 100%;
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  border: none;
  background: none;
  color: var(--text);
  font-size: 1.4rem;
  cursor: pointer;
}

/* --------------- Hero Section --------------- */

.hero {
  padding: 3.5rem 0 3rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  gap: 2.5rem;
  align-items: center;
}

.hero-left h1 {
  font-size: clamp(2.1rem, 4vw, 3rem);
  line-height: 1.1;
  margin: 0 0 1rem;
}

.hero-left p {
  margin: 0 0 1.4rem;
  color: var(--text-muted);
  max-width: 32rem;
}

.hero-note {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-bottom: 0.6rem;
}

/* Hero right card */

.hero-right {
  display: flex;
  justify-content: center;
}

.hero-card {
  background: radial-gradient(circle at top left, #1e2210, #0c0c0a);
  border-radius: var(--radius-xl);
  padding: 1.2rem;
  border: 1px solid rgba(163, 230, 53, 0.08);
  box-shadow: var(--shadow-soft);
  width: 100%;
  max-width: 380px;
}

.hero-video-placeholder {
  position: relative;
  border-radius: 18px;
  overflow: hidden;
  height: 210px;
  background: radial-gradient(circle at 20% 0, #d9f99d, #65a30d 50%, #0a0a08);
  display: flex;
  align-items: center;
  justify-content: center;
}

.play-icon {
  font-size: 2.6rem;
  padding: 0.6rem 1rem;
  border-radius: 999px;
  background: rgba(10, 10, 8, 0.45);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.hero-video-placeholder .badge {
  position: absolute;
  top: 0.9rem;
  left: 0.9rem;
  font-size: 0.75rem;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  background: var(--accent-badge);
  color: var(--accent);
}

.hero-card-text {
  margin-top: 0.9rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* --------------- Buttons --------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem 1.2rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 0.9rem;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--transition-fast), color var(--transition-fast),
    transform var(--transition-fast), box-shadow var(--transition-fast),
    border-color var(--transition-fast);
}

.primary-btn {
  background: #a3e635;
  color: #0a0a08;
  font-weight: 600;
  box-shadow: 0 10px 28px rgba(163, 230, 53, 0.28);
}

.primary-btn:hover {
  transform: translateY(-1px);
  background: #bef264;
  box-shadow: 0 16px 40px rgba(163, 230, 53, 0.38);
}

.ghost-btn {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.1);
  color: var(--text-muted);
}

.ghost-btn:hover {
  border-color: rgba(255, 255, 255, 0.28);
  color: var(--text);
}

/* --------------- Sections --------------- */

.section {
  padding: 3.5rem 0;
}

.section-alt {
  background: radial-gradient(ellipse at 80% 50%, #151508 0%, #0a0a08 60%);
}

.section-title {
  font-size: 1.6rem;
  margin: 0 0 0.6rem;
  text-align: center;
}

.section-subtitle {
  text-align: center;
  color: var(--text-muted);
  max-width: 32rem;
  margin: 0.2rem auto 2rem;
}

/* --------------- Features --------------- */

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.3rem;
}

.feature-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: 1.1rem;
  border: 1px solid var(--border);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.6);
  transition: border-color var(--transition-fast);
}

.feature-card:hover {
  border-color: rgba(163, 230, 53, 0.25);
}

.feature-card h3 {
  margin-top: 0;
  margin-bottom: 0.5rem;
  font-size: 1rem;
}

.feature-card p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* --------------- Use Cases --------------- */

.use-cases-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  gap: 2.3rem;
  align-items: center;
}

.use-cases-text .section-title,
.use-cases-text .section-subtitle {
  text-align: left;
  margin-left: 0;
}

.use-case-list {
  list-style: none;
  padding: 0;
  margin: 1.2rem 0 1.5rem;
}

.use-case-list li {
  margin-bottom: 0.7rem;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.use-cases-media {
  display: flex;
  justify-content: center;
}

.mockup-card {
  background: var(--card);
  border-radius: var(--radius-xl);
  padding: 1rem;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-soft);
  width: 100%;
  max-width: 360px;
}

.mockup-tag {
  display: inline-block;
  font-size: 0.75rem;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  margin-bottom: 0.6rem;
}

.mockup-card p {
  margin: 0 0 0.8rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.mockup-video {
  border-radius: 18px;
  height: 190px;
  background: radial-gradient(circle at 30% 0, #d9f99d, #65a30d 45%, #0a0a08);
}

/* --------------- Pricing --------------- */

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.4rem;
}

.pricing-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 1.2rem;
  text-align: left;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.65);
  position: relative;
  transition: border-color var(--transition-fast);
}

.pricing-card h3 {
  margin: 0 0 0.4rem;
  font-size: 1.1rem;
}

.price {
  font-size: 1.3rem;
  margin: 0.3rem 0;
}

.price-note {
  margin: 0 0 0.8rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.pricing-card ul {
  list-style: none;
  padding: 0;
  margin: 0 0 1rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.pricing-card ul li {
  margin-bottom: 0.4rem;
}

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

.pricing-card-highlight {
  border-color: rgba(163, 230, 53, 0.45);
  box-shadow: 0 18px 50px rgba(163, 230, 53, 0.15);
}

.badge-hot {
  position: absolute;
  top: 0.9rem;
  right: 0.9rem;
  font-size: 0.7rem;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  background: var(--accent-badge);
  color: var(--accent);
}

/* --------------- FAQ --------------- */

.faq-list {
  max-width: 640px;
  margin: 0 auto;
}

.faq-item {
  background: var(--card);
  border-radius: 14px;
  border: 1px solid var(--border);
  padding: 0.7rem 0.9rem;
  margin-bottom: 0.6rem;
  transition: border-color var(--transition-fast);
}

.faq-item[open] {
  border-color: rgba(163, 230, 53, 0.2);
}

.faq-item summary {
  cursor: pointer;
  list-style: none;
  font-size: 0.95rem;
}

.faq-item summary::marker,
.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item p {
  margin: 0.5rem 0 0;
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* --------------- Footer --------------- */

.footer {
  padding: 1.8rem 0 2.4rem;
  background: #0a0a08;
  border-top: 1px solid var(--border);
}

.footer-content {
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer-note {
  max-width: 480px;
  margin: 0.5rem auto 0;
}

/* --------------- Responsive --------------- */

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero-right {
    order: -1;
  }

  .feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .use-cases-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .pricing-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 700px) {
  .nav {
    position: absolute;
    top: 64px;
    right: 0;
    left: 0;
    flex-direction: column;
    gap: 0;
    background: rgba(10, 10, 8, 0.98);
    border-bottom: 1px solid var(--border);
    transform: translateY(-140%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition-fast), opacity var(--transition-fast);
    padding: 0.6rem 1.2rem 0.8rem;
  }

  .nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav a {
    padding: 0.45rem 0;
  }

  .nav-toggle {
    display: inline-block;
  }

  .feature-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .pricing-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero {
    padding-top: 2.4rem;
  }
}

/* --------------- What Is Section --------------- */

.pika-what-section {
  background: #f5f5ee;
  color: #0a0a08;
  padding: 3rem 1.25rem;
}

.pika-what-container {
  max-width: 900px;
  margin: 0 auto;
}

.pika-what-badge {
  display: inline-block;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  border: 1px solid #0a0a08;
  margin-bottom: 0.9rem;
  font-weight: 600;
}

.pika-what-title {
  margin: 0 0 1rem;
  font-size: clamp(1.8rem, 3vw, 2.3rem);
  line-height: 1.15;
}

.pika-what-text {
  margin: 0 0 0.85rem;
  font-size: 1rem;
  line-height: 1.6;
  color: #3a3a30;
}

@media (max-width: 600px) {
  .pika-what-section {
    padding: 2.2rem 1.1rem;
  }

  .pika-what-text {
    font-size: 0.95rem;
  }
}

/* --------------- Image Section --------------- */

.image-section {
  padding: 2rem 1rem;
}

.image-container {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.image-container h1 {
  margin-bottom: 0.5rem;
}

.image-container p {
  margin-bottom: 1rem;
  color: var(--text-muted);
}

.responsive-image {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
  border-radius: 10px;
}