:root {
  --bg: #02030a;
  --bg-2: #050918;
  --surface: rgba(10, 18, 38, 0.76);
  --surface-2: rgba(16, 28, 58, 0.66);
  --surface-solid: #0b1327;
  --border: rgba(89, 210, 255, 0.16);
  --border-strong: rgba(89, 210, 255, 0.34);
  --text: #eef8ff;
  --muted: #8fa7bd;
  --muted-strong: #c7d8e8;
  --cyan: #00e5ff;
  --blue: #2f7cf6;
  --violet: #8b5cf6;
  --magenta: #ff4dd8;
  --green: #2effb2;
  --danger: #ff5c7a;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.5);
  --glow-cyan: 0 0 32px rgba(0, 229, 255, 0.32);
  --radius: 22px;
  --radius-sm: 14px;
  --max-w: 1200px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  color: var(--text);
  background:
    radial-gradient(circle at 15% -5%, rgba(0, 229, 255, 0.16), transparent 34rem),
    radial-gradient(circle at 88% 8%, rgba(139, 92, 246, 0.18), transparent 30rem),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

body.modal-open {
  overflow: hidden;
}

#tech-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  display: block;
  pointer-events: none;
}

.scanlines {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.08;
  background: repeating-linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.24) 0,
    rgba(255, 255, 255, 0.24) 1px,
    transparent 1px,
    transparent 4px
  );
  mix-blend-mode: overlay;
}

.cursor-glow {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 2;
  width: 240px;
  height: 240px;
  pointer-events: none;
  border-radius: 50%;
  opacity: 0;
  background: radial-gradient(circle, rgba(0, 229, 255, 0.2), rgba(139, 92, 246, 0.08) 42%, transparent 68%);
  filter: blur(4px);
  transform: translate(-50%, -50%);
  transition: opacity 0.3s ease;
}

body:hover .cursor-glow {
  opacity: 0.34;
}

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

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

button {
  font: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(89, 210, 255, 0.18);
  background:
    radial-gradient(circle at 16% 0%, rgba(0, 229, 255, 0.12), transparent 22rem),
    radial-gradient(circle at 86% 0%, rgba(139, 92, 246, 0.14), transparent 20rem),
    rgba(2, 4, 14, 0.78);
  backdrop-filter: blur(24px) saturate(150%);
}

.site-header::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan), var(--violet), var(--magenta), transparent);
  background-size: 220% 100%;
  opacity: 0.78;
  animation: navShine 5s linear infinite;
}

main,
.site-footer {
  position: relative;
  z-index: 1;
}

.site-header::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), var(--violet), transparent);
  opacity: 0.7;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  width: min(100% - 32px, var(--max-w));
  min-height: 96px;
  margin: 0 auto;
}

.brand {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 0.02em;
  text-shadow: 0 0 18px rgba(0, 229, 255, 0.18);
}

.brand-mark {
  position: relative;
  display: inline-grid;
  place-items: center;
  width: 48px;
  height: 48px;
  overflow: hidden;
  border-radius: 11px;
  color: #eafcff;
  background: linear-gradient(135deg, var(--cyan), var(--blue) 50%, var(--violet));
  box-shadow: 0 0 26px rgba(0, 229, 255, 0.28);
  font-size: 15px;
  font-weight: 900;
}

.brand-mark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.brand-mark::after {
  content: "";
  position: absolute;
  inset: 2px;
  border: 1px solid rgba(255, 255, 255, 0.26);
  border-radius: 9px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  list-style: none;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.nav-links a {
  position: relative;
  display: block;
  overflow: hidden;
  padding: 14px 20px;
  border: 0;
  border-radius: 0;
  color: var(--muted-strong);
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 0.035em;
  transition: color 0.22s ease, transform 0.24s var(--ease), text-shadow 0.22s ease;
}

.nav-links a::before {
  display: none;
}

.nav-links a::after {
  content: "";
  position: absolute;
  right: 12px;
  bottom: 4px;
  left: 12px;
  height: 3px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--cyan), var(--violet));
  opacity: 0;
  transform: scaleX(0.5);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: #fff;
  background: transparent;
  box-shadow: none;
  text-shadow: 0 0 15px rgba(0, 229, 255, 0.48);
  transform: translateY(-3px);
}

.nav-links a:hover::before,
.nav-links a[aria-current="page"]::before {
  display: none;
}

.nav-links a:hover::after,
.nav-links a[aria-current="page"]::after {
  opacity: 1;
  transform: scaleX(1);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 46px;
  padding: 0 22px;
  border-radius: 999px;
  color: #eafcff;
  background: linear-gradient(135deg, #00c6ff, #6366f1);
  font-size: 16px;
  font-weight: 900;
  letter-spacing: 0.04em;
  box-shadow: 0 12px 30px rgba(0, 180, 255, 0.28);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 38px rgba(0, 180, 255, 0.42);
}

.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border: 1px solid var(--border);
  border-radius: 10px;
  color: #fff;
  background: rgba(255, 255, 255, 0.06);
  font-size: 20px;
}

.container {
  width: min(100% - 32px, var(--max-w));
  margin: 0 auto;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 92px 0 76px;
  text-align: center;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(0, 229, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 229, 255, 0.045) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(circle at 50% 42%, black, transparent 72%);
}

.hero-badge {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 24px;
  padding: 8px 15px;
  border: 1px solid rgba(0, 229, 255, 0.26);
  border-radius: 999px;
  color: #d7f9ff;
  background: rgba(0, 229, 255, 0.06);
  box-shadow: inset 0 0 22px rgba(0, 229, 255, 0.05), 0 0 24px rgba(0, 229, 255, 0.08);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 16px var(--green);
  animation: pulse 1.8s ease-in-out infinite;
}

.eyebrow {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 22px;
  padding: 8px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--muted-strong);
  background: rgba(255, 255, 255, 0.04);
  font-size: 13px;
}

.eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 16px var(--cyan);
}

.hero h1 {
  position: relative;
  max-width: 900px;
  margin: 0 auto 24px;
  font-size: clamp(40px, 7.2vw, 82px);
  line-height: 1.03;
  letter-spacing: -0.05em;
}

.gradient-text {
  color: transparent;
  background: linear-gradient(100deg, #ffffff 4%, #7ce8ff 38%, #a78bfa 72%, #ff4dd8 100%);
  background-size: 220% auto;
  -webkit-background-clip: text;
  background-clip: text;
  animation: gradientFlow 5s linear infinite;
}

.hero h1 .gradient-text {
  display: inline-block;
  opacity: 0;
  animation: heroTextIn 0.7s var(--ease) forwards, gradientFlow 7s linear infinite;
}

.hero-line-1 {
  animation-delay: 0.1s, 0.1s;
}

.hero-line-2 {
  animation-delay: 0.95s, 0.95s;
}

.hero-lead {
  position: relative;
  max-width: 790px;
  margin: 0 auto 30px;
  color: var(--muted-strong);
  font-size: 17px;
}

.hero-actions {
  position: relative;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 30px;
}

.hero-metrics {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  max-width: 720px;
  margin: 0 auto;
}

.metric {
  padding: 18px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.035);
  box-shadow: inset 0 0 30px rgba(0, 229, 255, 0.025);
}

.metric strong {
  display: block;
  color: transparent;
  background: linear-gradient(120deg, var(--cyan), var(--violet));
  -webkit-background-clip: text;
  background-clip: text;
  font-size: 28px;
  line-height: 1.2;
}

.metric span {
  color: var(--muted);
  font-size: 13px;
}

.btn {
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 50px;
  padding: 0 22px;
  border: 0;
  border-radius: 999px;
  font-weight: 800;
  cursor: pointer;
  isolation: isolate;
  transition: transform 0.22s var(--ease), box-shadow 0.25s ease, background 0.25s ease, border-color 0.25s ease;
}

.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(110deg, transparent 18%, rgba(255, 255, 255, 0.34) 48%, transparent 78%);
  opacity: 0;
  transform: translateX(-120%);
  transition: opacity 0.25s ease, transform 0.55s var(--ease);
}

.btn:hover {
  transform: translateY(-3px) scale(1.02);
}

.btn:hover::before {
  opacity: 1;
  transform: translateX(120%);
}

.btn:active {
  transform: translateY(0) scale(0.96);
}

.btn-primary {
  color: #eafcff;
  background: linear-gradient(135deg, #00c6ff, #6366f1 60%, #8b5cf6);
  box-shadow: 0 16px 38px rgba(0, 180, 255, 0.28), inset 0 1px 0 rgba(255, 255, 255, 0.24);
}

.btn-primary:hover {
  box-shadow: 0 20px 50px rgba(0, 180, 255, 0.46), inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.btn-secondary {
  border: 1px solid rgba(111, 224, 255, 0.34);
  color: #eafcff;
  background: rgba(255, 255, 255, 0.055);
  box-shadow: inset 0 0 24px rgba(0, 229, 255, 0.04);
}

.btn-secondary:hover {
  border-color: rgba(111, 224, 255, 0.6);
  background: rgba(0, 229, 255, 0.08);
  box-shadow: 0 18px 44px rgba(0, 229, 255, 0.16), inset 0 0 24px rgba(0, 229, 255, 0.08);
}

.ripple {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  background: rgba(255, 255, 255, 0.42);
  transform: scale(0);
  animation: ripple 0.65s ease-out forwards;
}

.tech-marquee {
  overflow: hidden;
  border-top: 1px solid rgba(89, 210, 255, 0.1);
  border-bottom: 1px solid rgba(89, 210, 255, 0.1);
  background: rgba(0, 229, 255, 0.025);
}

.marquee-track {
  display: flex;
  width: max-content;
  animation: marquee 30s linear infinite;
}

.marquee-group {
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 14px 28px;
  white-space: nowrap;
}

.marquee-group span {
  color: rgba(215, 242, 255, 0.62);
  font-size: 13px;
  letter-spacing: 0.08em;
}

.marquee-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 12px var(--cyan);
}

.section {
  position: relative;
  padding: 82px 0;
}

.section-alt {
  background: linear-gradient(180deg, rgba(0, 229, 255, 0.025), rgba(139, 92, 246, 0.035));
  border-top: 1px solid rgba(89, 210, 255, 0.09);
  border-bottom: 1px solid rgba(89, 210, 255, 0.09);
}

.section-head {
  max-width: 760px;
  margin-bottom: 42px;
}

.section-head.center {
  margin-right: auto;
  margin-left: auto;
  text-align: center;
}

.kicker {
  margin-bottom: 10px;
  color: var(--cyan);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  text-shadow: 0 0 18px rgba(0, 229, 255, 0.32);
}

.section-head h2 {
  margin: 0 0 12px;
  font-size: clamp(28px, 4vw, 46px);
  line-height: 1.14;
  letter-spacing: -0.035em;
}

.section-head p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.feature-card,
.benefit,
.use-case,
.tutorial-card,
.pricing-card,
.video-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.062), rgba(255, 255, 255, 0.022));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
  transition: transform 0.24s var(--ease), border-color 0.24s ease, box-shadow 0.24s ease, background 0.24s ease;
  will-change: transform;
}

.feature-card::after,
.benefit::after,
.use-case::after,
.tutorial-card::after,
.pricing-card::after,
.video-card::after {
  content: "";
  position: absolute;
  inset: -45%;
  pointer-events: none;
  background: radial-gradient(circle at var(--mx, 50%) var(--my, 50%), rgba(0, 229, 255, 0.16), transparent 42%);
  opacity: 0;
  transition: opacity 0.25s ease;
}

.feature-card:hover,
.benefit:hover,
.use-case:hover,
.tutorial-card:hover,
.pricing-card:hover,
.video-card:hover {
  border-color: rgba(0, 229, 255, 0.48);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.34), 0 0 34px rgba(0, 229, 255, 0.1);
}

.feature-card:hover::after,
.benefit:hover::after,
.use-case:hover::after,
.tutorial-card:hover::after,
.pricing-card:hover::after,
.video-card:hover::after {
  opacity: 1;
}

.feature-card {
  min-height: 205px;
  padding: 25px;
}

.feature-num {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  margin-bottom: 20px;
  border: 1px solid rgba(0, 229, 255, 0.24);
  border-radius: 11px;
  color: #dffaff;
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.18), rgba(139, 92, 246, 0.22));
  box-shadow: 0 0 22px rgba(0, 229, 255, 0.12);
  font-weight: 900;
}

.feature-card h3,
.benefit h3,
.use-case h3,
.tutorial-card h3,
.pricing-card h3 {
  margin: 0 0 10px;
  color: #f4fbff;
  font-size: 18px;
}

.feature-card p,
.benefit p,
.use-case p,
.tutorial-card p,
.pricing-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.feature-tag {
  display: inline-block;
  margin-bottom: 10px;
  color: var(--cyan);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.workflow-steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.workflow-step {
  position: relative;
  padding: 25px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.032);
}

.workflow-step::before {
  content: "";
  position: absolute;
  top: 28px;
  left: -18px;
  width: 36px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 229, 255, 0.55));
}

.workflow-step:first-child::before {
  display: none;
}

.step-index {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  margin-bottom: 20px;
  border-radius: 50%;
  color: #eafcff;
  background: linear-gradient(135deg, var(--cyan), var(--violet));
  box-shadow: 0 0 24px rgba(0, 229, 255, 0.24);
  font-weight: 900;
}

.workflow-step h3 {
  margin: 0 0 9px;
  font-size: 18px;
}

.workflow-step p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.video-card {
  cursor: pointer;
}

.video-thumb {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: #0a1428;
}

.video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease);
}

.video-card:hover .video-thumb img {
  transform: scale(1.06);
}

.video-thumb::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 42%, rgba(2, 5, 16, 0.86));
}

.play-icon {
  position: absolute;
  z-index: 2;
  top: 50%;
  left: 50%;
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: 50%;
  color: #fff;
  background: rgba(0, 229, 255, 0.16);
  box-shadow: 0 0 26px rgba(0, 229, 255, 0.28);
  backdrop-filter: blur(8px);
  transform: translate(-50%, -50%);
  transition: background 0.25s ease, box-shadow 0.25s ease;
}

.video-card:hover .play-icon {
  background: rgba(0, 229, 255, 0.28);
  box-shadow: 0 0 34px rgba(0, 229, 255, 0.48);
}

.video-card-body {
  padding: 17px;
}

.video-tag {
  display: inline-block;
  margin-bottom: 8px;
  color: var(--cyan);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.video-card h3 {
  margin: 0 0 8px;
  font-size: 16px;
  line-height: 1.35;
}

.video-card p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.demo-toolbar {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 30px;
}

.filter-btn {
  min-height: 38px;
  padding: 0 16px;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--muted-strong);
  background: rgba(255, 255, 255, 0.04);
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.filter-btn:hover,
.filter-btn.is-active {
  border-color: rgba(0, 229, 255, 0.5);
  color: #eafcff;
  background: rgba(0, 229, 255, 0.1);
  box-shadow: 0 0 22px rgba(0, 229, 255, 0.12);
}

.benefit-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.benefit {
  padding: 24px;
}

.benefit-icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 17px;
  border: 1px solid rgba(111, 224, 255, 0.24);
  border-radius: 13px;
  color: #dffaff;
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.2), rgba(139, 92, 246, 0.28));
  box-shadow: 0 0 22px rgba(0, 229, 255, 0.12);
  font-size: 20px;
}

.use-case-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.use-case {
  padding: 24px;
}

.use-case .case-icon {
  margin-bottom: 16px;
  color: var(--cyan);
  font-size: 24px;
  text-shadow: 0 0 18px rgba(0, 229, 255, 0.45);
}

.tutorial-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.tutorial-card {
  padding: 24px;
}

.tutorial-step {
  display: inline-block;
  margin-bottom: 14px;
  padding: 5px 10px;
  border-radius: 999px;
  color: #dffaff;
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.18), rgba(139, 92, 246, 0.22));
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.tutorial-list {
  display: grid;
  gap: 8px;
  margin-top: 16px;
  padding: 0;
  list-style: none;
}

.tutorial-list li {
  position: relative;
  padding-left: 18px;
  color: var(--muted);
  font-size: 13px;
}

.tutorial-list li::before {
  content: "▹";
  position: absolute;
  left: 0;
  color: var(--cyan);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  align-items: stretch;
}

.pricing-card {
  padding: 28px;
}

.pricing-card.featured {
  border-color: rgba(0, 229, 255, 0.48);
  background:
    radial-gradient(circle at 50% 0%, rgba(0, 229, 255, 0.14), transparent 60%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.075), rgba(255, 255, 255, 0.028));
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.38), 0 0 38px rgba(0, 229, 255, 0.14);
}

.plan-badge {
  display: inline-block;
  margin-bottom: 12px;
  padding: 5px 10px;
  border-radius: 999px;
  color: #eafcff;
  background: linear-gradient(135deg, var(--cyan), var(--violet));
  font-size: 12px;
  font-weight: 800;
  box-shadow: 0 0 22px rgba(0, 229, 255, 0.18);
}

.price {
  margin: 12px 0 18px;
  color: transparent;
  background: linear-gradient(120deg, #eafcff, var(--cyan));
  -webkit-background-clip: text;
  background-clip: text;
  font-size: 40px;
  font-weight: 900;
  letter-spacing: -0.04em;
}

.price small {
  font-size: 14px;
  letter-spacing: 0;
}

.plan-features {
  display: grid;
  gap: 10px;
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
}

.plan-features li {
  position: relative;
  padding-left: 20px;
  color: var(--muted-strong);
  font-size: 14px;
}

.plan-features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--green);
  font-weight: 900;
}

.faq-list {
  display: grid;
  gap: 12px;
  max-width: 820px;
  margin: 0 auto;
}

.faq-item {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.035);
  transition: border-color 0.22s ease, box-shadow 0.22s ease;
}

.faq-item.is-open {
  border-color: rgba(0, 229, 255, 0.42);
  box-shadow: 0 0 26px rgba(0, 229, 255, 0.1);
}

.faq-question {
  width: 100%;
  padding: 18px 20px;
  border: 0;
  color: var(--muted-strong);
  background: transparent;
  text-align: left;
  font-weight: 700;
  cursor: pointer;
}

.faq-question::after {
  content: "+";
  float: right;
  color: var(--cyan);
  font-size: 22px;
  font-weight: 400;
  line-height: 1;
  transition: transform 0.22s ease;
}

.faq-item.is-open .faq-question::after {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.32s ease;
}

.faq-answer-inner {
  padding: 0 20px 20px;
  color: var(--muted);
  font-size: 14px;
}

.notice-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.notice-card {
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.032);
}

.notice-card h3 {
  margin: 0 0 9px;
  font-size: 17px;
}

.notice-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.cta-panel {
  position: relative;
  overflow: hidden;
  padding: 46px;
  border: 1px solid rgba(0, 229, 255, 0.28);
  border-radius: 28px;
  background:
    radial-gradient(circle at 14% 10%, rgba(0, 229, 255, 0.24), transparent 24rem),
    radial-gradient(circle at 90% 90%, rgba(139, 92, 246, 0.25), transparent 22rem),
    #081127;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08), 0 28px 70px rgba(0, 0, 0, 0.36);
}

.cta-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(0, 229, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 229, 255, 0.06) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: radial-gradient(circle at 50% 50%, black, transparent 76%);
}

.cta-panel > * {
  position: relative;
  z-index: 1;
}

.cta-panel h2 {
  margin: 0 0 12px;
  font-size: clamp(28px, 4vw, 42px);
  letter-spacing: -0.03em;
}

.cta-panel p {
  max-width: 740px;
  margin: 0 0 24px;
  color: var(--muted-strong);
}

.cta-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.notice {
  margin-top: 20px;
  color: #ffb6c4;
  font-size: 13px;
}

.page-hero {
  position: relative;
  overflow: hidden;
  padding: 86px 0 58px;
  border-bottom: 1px solid rgba(89, 210, 255, 0.1);
  text-align: center;
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(0, 229, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 229, 255, 0.045) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(circle at 50% 50%, black, transparent 72%);
}

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

.page-hero h1 {
  margin: 0 0 13px;
  font-size: clamp(34px, 5vw, 56px);
  letter-spacing: -0.045em;
}

.page-hero p {
  max-width: 760px;
  margin: 0 auto;
  color: var(--muted-strong);
  font-size: 16px;
}

.placeholder-card {
  padding: 32px;
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius);
  color: var(--muted);
  background: rgba(255, 255, 255, 0.025);
}

.site-footer {
  position: relative;
  padding: 48px 0;
  border-top: 1px solid rgba(89, 210, 255, 0.12);
  color: var(--muted);
  background: rgba(0, 0, 0, 0.18);
  font-size: 13px;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.footer-legal {
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 0.04em;
}

.footer-legal a {
  position: relative;
  display: inline-block;
  margin-left: 6px;
  color: rgba(0, 229, 255, 0.82);
  transition: color 0.2s ease, text-shadow 0.2s ease;
}

.footer-legal a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -2px;
  left: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 229, 255, 0.7), transparent);
  transform: scaleX(0.5);
  opacity: 0;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.footer-legal a:hover {
  color: #fff;
  text-shadow: 0 0 12px rgba(0, 229, 255, 0.5);
}

.footer-legal a:hover::after {
  opacity: 1;
  transform: scaleX(1);
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(1, 3, 12, 0.86);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.22s ease;
  backdrop-filter: blur(12px);
}

.modal.is-open {
  opacity: 1;
  pointer-events: auto;
}

.modal-dialog {
  width: min(100%, 940px);
  border: 1px solid rgba(0, 229, 255, 0.28);
  border-radius: 20px;
  overflow: hidden;
  background: #071022;
  box-shadow: 0 0 80px rgba(0, 229, 255, 0.2), var(--shadow);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 20px;
  border-bottom: 1px solid rgba(89, 210, 255, 0.16);
}

.modal-header h2 {
  margin: 0;
  font-size: 16px;
}

.modal-close {
  width: 36px;
  height: 36px;
  border: 1px solid rgba(89, 210, 255, 0.24);
  border-radius: 10px;
  color: #fff;
  background: rgba(255, 255, 255, 0.06);
  cursor: pointer;
  transition: background 0.2s ease, box-shadow 0.2s ease;
}

.modal-close:hover {
  background: rgba(0, 229, 255, 0.12);
  box-shadow: 0 0 20px rgba(0, 229, 255, 0.16);
}

.modal-body {
  aspect-ratio: 16 / 9;
  background: #000;
}

.modal-body iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.45;
    transform: scale(0.8);
  }
}

@keyframes gradientFlow {
  to {
    background-position: 220% center;
  }
}

@keyframes navShine {
  from {
    background-position: 220% center;
  }
  to {
    background-position: -20% center;
  }
}

@keyframes heroTextIn {
  from {
    opacity: 0;
    transform: translateY(18px);
    filter: blur(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
  }
}

@keyframes marquee {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

@keyframes ripple {
  to {
    opacity: 0;
    transform: scale(4);
  }
}

@media (max-width: 940px) {
  .feature-grid,
  .video-grid,
  .benefit-list,
  .use-case-grid,
  .tutorial-grid,
  .pricing-grid,
  .notice-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .workflow-step::before {
    display: none;
  }
}

@media (max-width: 680px) {
  .nav-links {
    position: absolute;
    top: 96px;
    left: 16px;
    right: 16px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    padding: 14px;
    border: 1px solid var(--border);
    border-radius: 22px;
    background: rgba(2, 5, 15, 0.97);
    box-shadow: 0 18px 50px rgba(0, 0, 0, 0.45);
  }

  .nav-links.is-open {
    display: flex;
  }

  .nav-links a {
    border-radius: 14px;
  }

  .nav-cta {
    display: none;
  }

  .nav-toggle {
    display: inline-grid;
    place-items: center;
    width: 46px;
    height: 46px;
  }

  .hero {
    padding: 66px 0 52px;
  }

  .hero-metrics,
  .feature-grid,
  .video-grid,
  .benefit-list,
  .use-case-grid,
  .tutorial-grid,
  .pricing-grid,
  .notice-grid,
  .workflow-steps {
    grid-template-columns: 1fr;
  }

  .cta-panel {
    padding: 30px;
  }

  .footer-inner {
    flex-direction: column;
    align-items: center;
  }
}

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

  #tech-canvas,
  .cursor-glow,
  .scanlines,
  .tech-marquee {
    display: none !important;
  }
}