:root {
  --bg: #070b14;
  --bg-soft: #0c1222;
  --text: #f5f7ff;
  --text-soft: #aeb7d1;
  --brand: #7c5cff;
  --brand-2: #27d7ff;
  --brand-3: #ff4fd8;
  --success: #80ffbf;
  --shadow: 0 20px 80px rgba(0, 0, 0, 0.35);
  --max: 1440px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(
      circle at 20% 10%,
      rgba(124, 92, 255, 0.22),
      transparent 28%
    ),
    radial-gradient(
      circle at 80% 20%,
      rgba(39, 215, 255, 0.15),
      transparent 24%
    ),
    radial-gradient(
      circle at 50% 80%,
      rgba(255, 79, 216, 0.12),
      transparent 22%
    ),
    linear-gradient(180deg, #060912 0%, #070b14 34%, #0a1020 100%);
  font-family: "Inter", "Noto Sans SC", system-ui, sans-serif;
  overflow-x: hidden;
}

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

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

.container {
  width: min(calc(100% - 40px), var(--max));
  margin: 0 auto;
}

.glow-line {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.45;
  background:
    linear-gradient(
      120deg,
      transparent 0%,
      rgba(124, 92, 255, 0.08) 20%,
      transparent 40%
    ),
    linear-gradient(
      300deg,
      transparent 0%,
      rgba(39, 215, 255, 0.07) 22%,
      transparent 42%
    );
  mask-image: radial-gradient(circle at center, black 38%, transparent 78%);
}

.site-header {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 60;
  background: transparent;
  border-bottom: 0;
  backdrop-filter: none;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 24px;
  padding-top: 4px;
}

.nav-left {
  display: flex;
  align-items: center;
  gap: 40px;
  min-width: 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 16px;
  letter-spacing: 0.01em;
  color: #ffffff;
}

.brand-logo {
  width: 132px;
  height: 34px;
  object-fit: contain;
  object-position: left center;
  flex: 0 0 auto;
  display: block;
}

.brand-text {
  display: none;
  align-items: center;
  gap: 2px;
  line-height: 1;
  white-space: nowrap;
}

.brand-mark {
  width: 58px;
  height: 24px;
  border-radius: 0;
  position: relative;
  background: transparent;
  box-shadow: none;
  overflow: visible;
  flex: 0 0 auto;
}

.brand-mark::before,
.brand-mark::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  height: 8px;
  border-radius: 999px;
  background: #ff6a1a;
  transform-origin: left center;
}

.brand-mark::before {
  width: 30px;
  transform: translateY(-50%) rotate(-32deg);
}

.brand-mark::after {
  width: 18px;
  left: 24px;
  transform: translateY(-50%) rotate(32deg);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
  color: rgba(255, 255, 255, 0.92);
  font-size: 15px;
  font-weight: 500;
  margin-left: auto;
  margin-right: 50px;
}

.nav-left {
  margin-left: 50px;
}

.nav-left-links {
  display: flex;
  align-items: center;
  gap: 26px;
  color: rgba(255, 255, 255, 0.92);
  font-size: 15px;
  font-weight: 500;
  white-space: nowrap;
}

.nav-links a:hover {
  color: #ffffff;
  opacity: 0.88;
}

.nav-actions {
  display: none;
}

.mobile-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.03);
  color: white;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.mobile-toggle svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
}

.mobile-menu-panel {
  display: none;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0 22px;
  height: 48px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  font-size: 14px;
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease,
    border-color 0.25s ease,
    background 0.25s ease;
  cursor: pointer;
}

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

.btn-outline {
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
  border-color: rgba(255, 255, 255, 0.12);
}

.btn-primary {
  color: white;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  box-shadow: 0 12px 34px rgba(82, 117, 255, 0.35);
}

.hero {
  position: relative;
  z-index: 1;
  min-height: calc(100vh - 78px);
  display: flex;
  align-items: stretch;
  overflow: hidden;
}

.hero-bg-video-wrap {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.hero-bg-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(1.05) contrast(1.02) brightness(0.68);
  transform: scale(1.02);
  opacity: 1;
  visibility: visible;
}

.hero-bg-fallback {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(
      circle at 18% 18%,
      rgba(124, 92, 255, 0.38),
      transparent 26%
    ),
    radial-gradient(
      circle at 82% 22%,
      rgba(39, 215, 255, 0.24),
      transparent 24%
    ),
    radial-gradient(
      circle at 72% 78%,
      rgba(255, 79, 216, 0.16),
      transparent 20%
    ),
    linear-gradient(
      110deg,
      rgba(7, 11, 20, 0.72) 0%,
      rgba(7, 11, 20, 0.46) 38%,
      rgba(7, 11, 20, 0.72) 100%
    ),
    linear-gradient(180deg, #060912 0%, #070b14 36%, #0a1020 100%);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(
      90deg,
      rgba(5, 8, 16, 0.88) 0%,
      rgba(5, 8, 16, 0.72) 26%,
      rgba(5, 8, 16, 0.48) 50%,
      rgba(5, 8, 16, 0.74) 78%,
      rgba(5, 8, 16, 0.9) 100%
    ),
    linear-gradient(
      180deg,
      rgba(6, 9, 18, 0.56) 0%,
      rgba(6, 9, 18, 0.22) 18%,
      rgba(6, 9, 18, 0.64) 100%
    );
}

.hero .container {
  position: relative;
  z-index: 2;
  margin: auto;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  justify-items: center;
  align-items: center;
  min-height: calc(100vh - 78px);
  text-align: center;
}

.hero-content {
  width: min(100%, 1080px);
  margin: 0 auto;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  border-radius: 999px;
  color: #dfe6ff;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 13px;
  margin-bottom: 22px;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand-2), var(--success));
  box-shadow: 0 0 16px rgba(39, 215, 255, 0.8);
}

h1 {
  margin: 0;
  font-size: clamp(40px, 5vw, 72px);
  line-height: 1.02;
  letter-spacing: -0.04em;
  font-weight: 800;
}

.gradient-text {
  background: linear-gradient(
    90deg,
    #fff 0%,
    #cad7ff 35%,
    #6ae7ff 60%,
    #e190ff 100%
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: transparent;
}

.hero-desc {
  margin: 22px auto 30px;
  max-width: 980px;
  color: var(--text-soft);
  font-size: 17px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 28px;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.tag {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.07);
  color: #d7def6;
  font-size: 13px;
}

section {
  position: relative;
  z-index: 1;
  padding: 40px 0 24px;
}

.video-wall-section {
  position: relative;
  z-index: 3;
  margin-top: 18px;
  padding: 0 0 30px;
}

.video-wall-wrap {
  position: relative;
  overflow: hidden;
  background: transparent;
}

.video-wall-mask {
  position: relative;
  overflow: hidden;
  padding: 10px 0;
}

.video-wall-mask::before,
.video-wall-mask::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 110px;
  z-index: 4;
  pointer-events: none;
}

.video-wall-mask::before {
  left: 0;
  background: linear-gradient(
    90deg,
    rgba(6, 9, 18, 1) 0%,
    rgba(6, 9, 18, 0.88) 28%,
    rgba(6, 9, 18, 0) 100%
  );
}

.video-wall-mask::after {
  right: 0;
  background: linear-gradient(
    270deg,
    rgba(6, 9, 18, 1) 0%,
    rgba(6, 9, 18, 0.88) 28%,
    rgba(6, 9, 18, 0) 100%
  );
}

.video-wall-track {
  --marquee-distance: 0px;
  --marquee-duration: 34s;
  display: flex;
  align-items: center;
  width: max-content;
  will-change: transform;
  animation: videoWallMarquee var(--marquee-duration) linear infinite;
}

.video-wall-group {
  display: flex;
  align-items: center;
  gap: 16px;
  padding-right: 16px;
  flex: 0 0 auto;
}

.video-wall-wrap:hover .video-wall-track {
  animation-play-state: paused;
}

.video-card-wall {
  position: relative;
  width: 320px;
  height: 179px;
  flex: 0 0 auto;
  overflow: hidden;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(
    180deg,
    rgba(18, 26, 44, 0.95),
    rgba(9, 14, 27, 0.92)
  );
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.22);
  transition:
    transform 0.3s ease,
    border-color 0.3s ease,
    box-shadow 0.3s ease;
}

.video-card-wall:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.16);
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.28);
}

.video-card-wall video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.88) saturate(1.04);
}

.video-card-wall::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(7, 11, 20, 0.03),
    rgba(7, 11, 20, 0.08) 40%,
    rgba(7, 11, 20, 0.46) 100%
  );
  z-index: 1;
}

.video-card-wall::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.03);
  z-index: 2;
  pointer-events: none;
}

@keyframes videoWallMarquee {
  from {
    transform: translate3d(0, 0, 0);
  }

  to {
    transform: translate3d(calc(-1 * var(--marquee-distance)), 0, 0);
  }
}

.section-title-wrap {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 26px;
}

.section-eyebrow {
  color: #88dfff;
  font-size: 13px;
  margin-bottom: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.section-title {
  margin: 0;
  font-size: clamp(30px, 4vw, 46px);
  line-height: 1.08;
  letter-spacing: -0.03em;
}

.section-desc {
  max-width: 700px;
  margin: 12px 0 0;
  color: var(--text-soft);
  line-height: 1.85;
  font-size: 15px;
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 10px;
}

.stat-card,
.pricing,
.faq-item,
.testimonial,
.cta-box {
  background: linear-gradient(
    180deg,
    rgba(14, 19, 34, 0.92),
    rgba(9, 14, 27, 0.9)
  );
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow);
}

.stat-card {
  padding: 24px;
  border-radius: 22px;
}

.stat-card h3 {
  margin: 0 0 8px;
  font-size: 34px;
  line-height: 1;
}

.stat-card p {
  margin: 0;
  color: var(--text-soft);
  line-height: 1.7;
  font-size: 14px;
}

.feature-video-groups {
  display: grid;
  gap: 54px;
}

.feature-video-group {
  display: grid;
  gap: 22px;
}

.feature-video-carousel {
  position: relative;
  overflow: hidden;
  padding: 10px 0;
}

.feature-video-carousel::before,
.feature-video-carousel::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 90px;
  z-index: 3;
  pointer-events: none;
}

.feature-video-carousel::before {
  left: 0;
  background: linear-gradient(
    90deg,
    rgba(7, 11, 20, 0.95) 0%,
    rgba(7, 11, 20, 0) 100%
  );
}

.feature-video-carousel::after {
  right: 0;
  background: linear-gradient(
    270deg,
    rgba(7, 11, 20, 0.95) 0%,
    rgba(7, 11, 20, 0) 100%
  );
}

.feature-video-group-title {
  margin: 0;
  text-align: center;
  font-size: clamp(26px, 3vw, 40px);
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 800;
}

.feature-video-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  transition:
    transform 0.55s ease,
    opacity 0.35s ease;
  will-change: transform;
}

.feature-video-grid.is-rotating {
  opacity: 0.9;
}

.feature-video-card {
  position: relative;
  overflow: hidden;
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(
    180deg,
    rgba(18, 26, 44, 0.9),
    rgba(9, 14, 27, 0.92)
  );
  box-shadow: 0 20px 44px rgba(0, 0, 0, 0.24);
  transition:
    transform 0.55s ease,
    box-shadow 0.55s ease,
    border-color 0.55s ease,
    opacity 0.35s ease,
    filter 0.55s ease;
  opacity: 0.72;
  filter: saturate(0.92);
  flex: 0 0 auto;
}

.feature-video-card video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: rgba(255, 255, 255, 0.04);
}

.feature-video-card.is-large {
  width: 640px;
  aspect-ratio: 16 / 9;
  transform: scale(1.02);
  opacity: 1;
  filter: saturate(1.02);
  border-color: rgba(255, 255, 255, 0.14);
  box-shadow: 0 26px 54px rgba(0, 0, 0, 0.3);
}

.feature-video-card.is-small {
  width: 500px;
  aspect-ratio: 16 / 9;
}

.feature-video-grid:hover .feature-video-card.is-large {
  transform: scale(1.035);
}

.feature-video-card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.03);
  pointer-events: none;
}

.gallery-tabs {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 26px;
}

.gallery-tabs button {
  border: 0;
  color: var(--text-soft);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 12px 18px;
  border-radius: 999px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.25s ease;
}

.gallery-tabs button.active {
  color: #0b1020;
  background: #ffffff;
  border-color: rgba(255, 255, 255, 0.2);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 22px;
}

.gallery-item {
  position: relative;
  min-height: 174px;
  border-radius: 22px;
  overflow: hidden;
  padding: 16px;
  display: grid;
  grid-template-columns: 128px 1fr;
  align-items: center;
  gap: 18px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(
    90deg,
    rgba(24, 28, 42, 0.96),
    rgba(19, 23, 35, 0.94)
  );
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.22);
  transition:
    transform 0.28s ease,
    border-color 0.28s ease,
    box-shadow 0.28s ease,
    opacity 0.25s ease;
}

.gallery-item.is-hidden {
  display: none;
}

.gallery-item:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.14);
  box-shadow: 0 24px 46px rgba(0, 0, 0, 0.28);
}

.gallery-visual {
  position: relative;
  width: 128px;
  height: 128px;
  border-radius: 18px;
  overflow: hidden;
  background: linear-gradient(180deg, #242938 0%, #111827 100%);
  flex-shrink: 0;
}

.gallery-visual video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.94) saturate(1.04);
}

.gallery-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.04),
    rgba(255, 255, 255, 0.01)
  );
  pointer-events: none;
}

.gallery-info {
  min-width: 0;
}

.gallery-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.gallery-meta span {
  font-size: 12px;
  color: #dfe6ff;
  padding: 7px 11px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.gallery-info h4 {
  margin: 0 0 10px;
  font-size: 18px;
  line-height: 1.35;
}

.gallery-info p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-soft);
}

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

.step {
  position: relative;
  padding: 26px;
  border-radius: 24px;
  background: linear-gradient(
    180deg,
    rgba(16, 22, 39, 0.95),
    rgba(9, 14, 27, 0.92)
  );
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow);
}

.step-index {
  width: 48px;
  height: 48px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  margin-bottom: 16px;
  font-weight: 800;
  background: linear-gradient(
    135deg,
    rgba(124, 92, 255, 0.22),
    rgba(39, 215, 255, 0.16)
  );
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.step h3 {
  margin: 0 0 10px;
  font-size: 20px;
}

.step p {
  margin: 0;
  color: var(--text-soft);
  line-height: 1.8;
  font-size: 14px;
}

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

.solution {
  padding: 24px;
  border-radius: 24px;
  background: linear-gradient(
    180deg,
    rgba(15, 21, 36, 0.95),
    rgba(9, 14, 27, 0.92)
  );
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow);
}

.solution h3 {
  margin: 0 0 10px;
  font-size: 20px;
}

.solution p {
  margin: 0;
  color: var(--text-soft);
  line-height: 1.8;
  font-size: 14px;
}

.compare {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.compare-box {
  border-radius: 26px;
  padding: 28px;
  background: linear-gradient(
    180deg,
    rgba(15, 21, 36, 0.95),
    rgba(9, 14, 27, 0.92)
  );
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow);
}

.compare-box h3 {
  margin: 0 0 18px;
  font-size: 22px;
}

.compare-list {
  display: grid;
  gap: 12px;
}

.compare-list span {
  padding: 13px 14px;
  border-radius: 16px;
  color: #dce4ff;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 14px;
}

.pricing-grid,
.testimonials,
.faq-grid {
  display: grid;
  gap: 18px;
}

.pricing-grid {
  grid-template-columns: repeat(3, 1fr);
}

.pricing {
  border-radius: 26px;
  padding: 28px;
  position: relative;
  overflow: hidden;
}

.pricing.featured {
  outline: 1px solid rgba(39, 215, 255, 0.45);
  transform: translateY(-4px);
}

.pill {
  display: inline-flex;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(124, 92, 255, 0.16);
  color: #dfd8ff;
  font-size: 12px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  margin-bottom: 12px;
}

.pricing h3 {
  margin: 0 0 6px;
  font-size: 24px;
}

.pricing .price {
  display: flex;
  align-items: end;
  gap: 6px;
  margin: 14px 0 16px;
}

.price strong {
  font-size: 44px;
  line-height: 1;
}

.price span {
  color: var(--text-soft);
  font-size: 14px;
}

.pricing p {
  color: var(--text-soft);
  line-height: 1.75;
  font-size: 14px;
}

.pricing ul {
  list-style: none;
  padding: 0;
  margin: 18px 0 24px;
  display: grid;
  gap: 12px;
}

.pricing li {
  position: relative;
  padding-left: 20px;
  color: #e5ebff;
  font-size: 14px;
}

.pricing li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand-2), var(--success));
}

.testimonials {
  grid-template-columns: repeat(3, 1fr);
}

.testimonial {
  border-radius: 24px;
  padding: 24px;
}

.testimonial p {
  margin: 0 0 18px;
  color: var(--text-soft);
  line-height: 1.85;
  font-size: 14px;
}

.user {
  display: flex;
  align-items: center;
  gap: 12px;
}

.avatar {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: linear-gradient(
    135deg,
    rgba(124, 92, 255, 0.32),
    rgba(39, 215, 255, 0.22)
  );
  border: 1px solid rgba(255, 255, 255, 0.08);
}

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

.faq-item {
  border-radius: 22px;
  overflow: hidden;
}

.faq-question {
  width: 100%;
  border: 0;
  background: transparent;
  color: var(--text);
  text-align: left;
  padding: 22px 24px;
  font: inherit;
  font-weight: 700;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
  color: var(--text-soft);
  line-height: 1.85;
  font-size: 14px;
  padding: 0 24px;
}

.faq-item.active .faq-answer {
  max-height: 180px;
  padding-bottom: 22px;
}

.cta-box {
  border-radius: 34px;
  padding: 38px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  background:
    radial-gradient(
      circle at 15% 25%,
      rgba(124, 92, 255, 0.18),
      transparent 22%
    ),
    radial-gradient(
      circle at 80% 20%,
      rgba(39, 215, 255, 0.14),
      transparent 20%
    ),
    linear-gradient(180deg, rgba(15, 21, 36, 0.95), rgba(9, 14, 27, 0.95));
}

.cta-box h2 {
  margin: 0 0 12px;
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.08;
}

.cta-box p {
  margin: 0;
  color: var(--text-soft);
  line-height: 1.85;
  max-width: 700px;
}

.site-footer {
  position: relative;
  z-index: 1;
  padding: 44px 0 56px;
  color: var(--text-soft);
  margin-top: 10px;
  overflow: hidden;
}

.site-footer::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 1px;
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0.08) 18%,
    rgba(255, 255, 255, 0.18) 50%,
    rgba(255, 255, 255, 0.08) 82%,
    rgba(255, 255, 255, 0) 100%
  );
  pointer-events: none;
}

.site-footer::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(
      circle at 12% 10%,
      rgba(124, 92, 255, 0.1),
      transparent 26%
    ),
    radial-gradient(circle at 88% 0%, rgba(39, 215, 255, 0.08), transparent 24%);
  pointer-events: none;
}

.footer-wrap {
  position: relative;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 28px;
  flex-wrap: wrap;
  padding-top: 20px;
}

.footer-brand-block {
  max-width: 520px;
}

.footer-brand-title {
  font-size: 20px;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}

.footer-brand-desc {
  font-size: 14px;
  line-height: 1.9;
  color: rgba(220, 228, 255, 0.7);
  margin-bottom: 14px;
}

.footer-copy {
  font-size: 13px;
  color: rgba(174, 183, 209, 0.62);
}

.footer-links {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px 12px;
  flex-wrap: wrap;
  font-size: 14px;
  max-width: 520px;
}

.footer-links a {
  position: relative;
  padding: 9px 13px;
  border-radius: 999px;
  color: rgba(220, 228, 255, 0.76);
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: all 0.25s ease;
}

.footer-links a:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.055);
  border-color: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.18);
}

.footer-links a::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 6px;
  height: 1px;
  background: linear-gradient(
    90deg,
    rgba(124, 92, 255, 0),
    rgba(124, 92, 255, 0.55),
    rgba(39, 215, 255, 0)
  );
  opacity: 0;
  transform: translateY(4px);
  transition: all 0.25s ease;
}

.footer-links a:hover::after {
  opacity: 1;
  transform: translateY(0);
}

.fusion-showcase-section {
  padding: 40px 0 24px;
}

.fusion-showcase-header {
  text-align: center;
  max-width: 1080px;
  margin: 0 auto 54px;
}

.fusion-showcase-title {
  margin: 0;
  font-size: clamp(34px, 4.8vw, 62px);
  line-height: 1.12;
  letter-spacing: -0.03em;
  font-weight: 800;
  color: #ffffff;
}

.fusion-showcase-desc {
  max-width: 1100px;
  margin: 18px auto 0;
  font-size: 18px;
  line-height: 1.85;
  color: rgba(220, 228, 255, 0.72);
}

.fusion-showcase-actions {
  display: flex;
  justify-content: center;
  margin-top: 30px;
}

.fusion-showcase-tabs {
  display: flex;
  justify-content: center;
  gap: 56px;
  margin-top: 44px;
  flex-wrap: wrap;
}

.fusion-showcase-tab {
  position: relative;
  color: rgba(220, 228, 255, 0.78);
  font-size: 28px;
  font-weight: 600;
  padding-bottom: 14px;
}

.fusion-showcase-tab.active {
  color: #27d7ff;
}

.fusion-showcase-tab.active::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 54px;
  height: 3px;
  border-radius: 999px;
  background: #27d7ff;
  box-shadow: 0 0 16px rgba(39, 215, 255, 0.45);
}

.fusion-showcase-stage {
  position: relative;
  max-width: 1360px;
  margin: 58px auto 0;
  min-height: 760px;
}

.fusion-showcase-main {
  position: relative;
  width: min(100%, 1120px);
  margin: 0 auto;
  z-index: 1;
}

.fusion-showcase-main img {
  width: 100%;
  border-radius: 26px;
  box-shadow:
    0 28px 80px rgba(0, 0, 0, 0.32),
    0 0 60px rgba(39, 215, 255, 0.07);
}

.fusion-showcase-main::after {
  content: "";
  position: absolute;
  left: 12%;
  right: 12%;
  bottom: -28px;
  height: 72px;
  border-radius: 999px;
  background: radial-gradient(
    circle,
    rgba(39, 215, 255, 0.14),
    rgba(39, 215, 255, 0)
  );
  filter: blur(18px);
  z-index: -1;
}

.fusion-center-video-wrap {
  position: absolute;
  left: 50%;
  top: 52%;
  transform: translate(-50%, -50%);
  width: 636px;
  height: 427px;
  z-index: 2;
  border-radius: 22px;
  overflow: hidden;
  background: rgba(7, 11, 20, 0.86);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow:
    0 26px 64px rgba(0, 0, 0, 0.34),
    0 0 30px rgba(39, 215, 255, 0.08);
  backdrop-filter: blur(10px);
}

.fusion-center-video-wrap::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.03),
    rgba(255, 255, 255, 0.01)
  );
  pointer-events: none;
  z-index: 1;
}

.fusion-center-video-wrap::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.04);
  pointer-events: none;
  z-index: 2;
}

.fusion-center-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  background: linear-gradient(
    135deg,
    rgba(124, 92, 255, 0.18),
    rgba(39, 215, 255, 0.12)
  );
}

.fusion-floating-card {
  position: absolute;
  z-index: 3;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 24px 54px rgba(0, 0, 0, 0.34);
  transition:
    transform 0.35s ease,
    box-shadow 0.35s ease;
}

.fusion-floating-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 30px 68px rgba(0, 0, 0, 0.42);
}

.fusion-floating-card img {
  width: 100%;
  display: block;
}

.fusion-left-card {
  left: 0;
  top: 300px;
  width: min(100%, 288px);
}

.fusion-right-card {
  right: 0;
  top: 300px;
  width: min(100%, 270px);
}

@media (max-width: 1180px) {
  .fusion-showcase-tab {
    font-size: 22px;
  }

  .fusion-showcase-stage {
    min-height: 640px;
  }

  .fusion-left-card {
    left: 8px;
    top: 248px;
    width: 230px;
  }

  .fusion-right-card {
    right: 8px;
    top: 248px;
    width: 214px;
  }

  .hero-grid,
  .stats,
  .steps,
  .solutions,
  .pricing-grid,
  .testimonials,
  .faq-grid {
    grid-template-columns: 1fr 1fr;
  }

  .feature-video-carousel::before,
  .feature-video-carousel::after {
    width: 48px;
  }

  .feature-video-card.is-large {
    width: min(100%, 760px);
  }

  .feature-video-card.is-small {
    width: min(100%, 560px);
  }

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

  .cta-box,
  .compare,
  .section-title-wrap {
    display: grid;
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding: 48px 0 56px;
  }
}

@media (max-width: 860px) {
  .fusion-showcase-section {
    padding: 28px 0 16px;
  }

  .fusion-showcase-header {
    margin-bottom: 22px;
  }

  .fusion-showcase-title {
    font-size: 26px;
  }

  .fusion-showcase-desc {
    font-size: 14px;
  }

  .fusion-showcase-tabs {
    gap: 18px;
    margin-top: 20px;
  }

  .fusion-showcase-tab {
    font-size: 17px;
    padding-bottom: 8px;
  }

  .fusion-showcase-stage {
    position: relative;
    max-width: 100%;
    min-height: 430px;
    margin-top: 26px;
    display: block;
  }

  .fusion-showcase-main {
    width: min(100%, 700px);
  }

  .fusion-center-video-wrap {
    position: absolute;
    left: 50%;
    top: 52%;
    transform: translate(-50%, -50%);
    width: min(60vw, 420px);
    height: auto;
    aspect-ratio: 636 / 427;
    border-radius: 16px;
  }

  .fusion-floating-card {
    position: absolute;
    z-index: 3;
  }

  .fusion-left-card {
    left: 2px;
    top: 160px;
    width: min(26vw, 170px);
  }

  .fusion-right-card {
    right: 2px;
    top: 160px;
    width: min(24vw, 160px);
  }

  .brand-logo {
    width: 116px;
    height: 30px;
  }

  .video-wall-section {
    margin-top: 16px;
    padding-bottom: 22px;
  }

  .video-wall-mask {
    padding: 8px 0;
  }

  .video-wall-mask::before,
  .video-wall-mask::after {
    width: 42px;
  }

  .video-wall-group {
    gap: 10px;
    padding-right: 10px;
  }

  .video-card-wall {
    width: 260px;
    height: 146px;
    border-radius: 14px;
  }

  .container {
    width: min(calc(100% - 28px), var(--max));
  }

  .nav-left {
    gap: 18px;
  }

  .nav {
    position: relative;
    min-height: 64px;
    padding: 10px 14px 0;
  }

  .nav-left {
    margin-left: 0;
    gap: 12px;
  }

  .nav-links,
  .nav-left-links,
  .nav-actions {
    display: none;
  }

  .mobile-toggle {
    display: inline-flex;
    flex: 0 0 auto;
  }

  .mobile-menu-panel {
    position: absolute;
    top: calc(100% + 10px);
    left: 14px;
    right: 14px;
    display: none;
    flex-direction: column;
    gap: 6px;
    padding: 12px;
    border-radius: 18px;
    background: rgba(11, 17, 31, 0.94);
    border: 1px solid rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(18px);
    box-shadow: 0 20px 42px rgba(0, 0, 0, 0.26);
    z-index: 80;
  }

  .mobile-menu-panel.is-open {
    display: flex;
  }

  .mobile-menu-panel a {
    display: block;
    padding: 12px 14px;
    border-radius: 14px;
    color: rgba(245, 247, 255, 0.92);
    font-size: 14px;
    font-weight: 600;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.04);
  }

  .hero {
    min-height: auto;
    padding: 28px 0 42px;
  }

  .hero-grid,
  .stats,
  .steps,
  .solutions,
  .compare,
  .pricing-grid,
  .testimonials,
  .faq-grid,
  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .gallery-item {
    grid-template-columns: 128px 1fr;
    min-height: 174px;
    gap: 14px;
    padding: 14px;
  }

  .gallery-visual {
    width: 128px;
    height: 128px;
    border-radius: 16px;
  }

  .cta-box {
    padding: 28px;
  }

  .site-footer {
    padding: 36px 0 44px;
  }

  .footer-wrap {
    align-items: flex-start;
    gap: 18px;
  }

  .footer-brand-block,
  .footer-links {
    max-width: 100%;
    width: 100%;
  }

  .footer-links {
    justify-content: flex-start;
    gap: 8px 10px;
  }

  .footer-brand-title {
    font-size: 18px;
  }

  .footer-brand-desc {
    font-size: 13px;
    line-height: 1.8;
  }

  .footer-links a {
    padding: 8px 12px;
    font-size: 13px;
  }
}

@media (max-width: 560px) {
  .hero-content {
    width: 100%;
  }

  h1 {
    font-size: 38px;
  }

  .hero-desc {
    font-size: 15px;
  }

  .btn {
    width: 100%;
  }

  .hero-actions {
    flex-direction: column;
  }

  .stat-card h3 {
    font-size: 28px;
  }

  .section-title {
    font-size: 30px;
  }

  .gallery-item {
    grid-template-columns: 1fr;
  }

  .gallery-visual {
    width: 100%;
    height: 200px;
  }

  .fusion-showcase-header {
    margin-bottom: 18px;
  }

  .fusion-showcase-title {
    font-size: 30px;
  }

  .fusion-showcase-desc {
    font-size: 14px;
    line-height: 1.75;
  }

  .fusion-showcase-main img {
    border-radius: 18px;
  }

  .fusion-center-video-wrap {
    width: min(calc(100% - 22px), 636px);
    border-radius: 14px;
  }

  .fusion-floating-card,
  .fusion-left-card,
  .fusion-right-card {
    max-width: 100%;
  }
}

/* 智能画布移动端增强适配 */
@media (max-width: 1024px) {
  .fusion-showcase-section {
    padding: 34px 0 18px;
  }

  .fusion-showcase-header {
    max-width: 920px;
    margin: 0 auto 28px;
  }

  .fusion-showcase-title {
    font-size: clamp(28px, 5vw, 42px);
    line-height: 1.18;
  }

  .fusion-showcase-desc {
    max-width: 760px;
    font-size: 15px;
    line-height: 1.8;
  }

  .fusion-showcase-actions {
    margin-top: 22px;
  }

  .fusion-showcase-tabs {
    margin-top: 28px;
    gap: 24px;
  }

  .fusion-showcase-tab {
    font-size: 20px;
  }

  .fusion-showcase-stage {
    position: relative;
    width: 100%;
    max-width: 980px;
    min-height: 560px;
    margin: 36px auto 0;
    padding: 0;
    display: block;
  }

  .fusion-showcase-main {
    position: relative;
    width: min(100%, 820px);
    margin: 0 auto;
    z-index: 1;
  }

  .fusion-showcase-main img {
    width: 100%;
    border-radius: 22px;
  }

  .fusion-center-video-wrap {
    position: absolute;
    left: 50%;
    top: 52%;
    transform: translate(-50%, -50%);
    width: min(62vw, 520px);
    height: auto;
    aspect-ratio: 636 / 427;
    border-radius: 18px;
    z-index: 2;
  }

  .fusion-floating-card {
    position: absolute;
    z-index: 3;
  }

  .fusion-left-card {
    left: 0;
    top: 210px;
    width: min(24vw, 220px);
  }

  .fusion-right-card {
    right: 0;
    top: 210px;
    width: min(22vw, 206px);
  }
}

@media (max-width: 640px) {
  .fusion-showcase-section {
    padding: 24px 0 12px;
  }

  .fusion-showcase-header {
    max-width: 100%;
    margin-bottom: 18px;
  }

  .fusion-showcase-title {
    font-size: 24px;
    line-height: 1.2;
  }

  .fusion-showcase-desc {
    margin-top: 12px;
    font-size: 13px;
    line-height: 1.7;
  }

  .fusion-showcase-actions {
    margin-top: 18px;
  }

  .fusion-showcase-actions .btn {
    width: 100%;
    min-width: 0 !important;
  }

  .fusion-showcase-tabs {
    margin-top: 18px;
    gap: 16px;
  }

  .fusion-showcase-tab {
    font-size: 17px;
    padding-bottom: 9px;
  }

  .fusion-showcase-tab.active::after {
    width: 42px;
  }

  .fusion-showcase-stage {
    min-height: 300px;
    margin-top: 22px;
    padding: 0;
  }

  .fusion-showcase-main {
    max-width: 100%;
  }

  .fusion-showcase-main img {
    border-radius: 14px;
  }

  .fusion-showcase-main::after {
    left: 10%;
    right: 10%;
    bottom: -16px;
    height: 42px;
    filter: blur(12px);
  }

  .fusion-center-video-wrap {
    width: 58vw;
    min-width: 210px;
    max-width: 320px;
    border-radius: 12px;
    box-shadow:
      0 18px 40px rgba(0, 0, 0, 0.28),
      0 0 20px rgba(39, 215, 255, 0.08);
  }

  .fusion-left-card {
    left: 0;
    top: 110px;
    width: 24vw;
    min-width: 88px;
    max-width: 120px;
    border-radius: 14px;
  }

  .fusion-right-card {
    right: 0;
    top: 110px;
    width: 22vw;
    min-width: 82px;
    max-width: 112px;
    border-radius: 14px;
  }

  .fusion-floating-card {
    position: absolute;
  }
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 9999;
  background-color: rgba(7, 11, 20, 0.95);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  transition: box-shadow 0.25s ease;
}

.site-header.scrolled {
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.3);
}

main,
.hero {
  margin-top: 78px;
  /* 调整与导航栏高度一致 */
}