:root {
  --bg: #081122;
  --bg-soft: rgba(255, 255, 255, 0.08);
  --panel: rgba(10, 23, 49, 0.72);
  --panel-strong: rgba(12, 28, 58, 0.88);
  --text: #f5f8ff;
  --muted: #aab6d3;
  --line: rgba(255, 255, 255, 0.12);
  --blue: #59a7ff;
  --cyan: #61e7ff;
  --purple: #9b8cff;
  --green: #59d5a7;
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.28);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --container: min(1120px, calc(100vw - 32px));
}

html,
body {
  background:
    radial-gradient(circle at top left, rgba(89, 167, 255, 0.2), transparent 28%),
    radial-gradient(circle at top right, rgba(97, 231, 255, 0.16), transparent 24%),
    linear-gradient(180deg, #091223 0%, #08101c 48%, #060c16 100%);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

body {
  overflow-y: auto;
  scroll-snap-type: y mandatory;
}

.deck {
  position: relative;
}

.slide {
  min-height: 100vh;
  padding: 28px 0;
  display: flex;
  align-items: center;
  justify-content: center;
  scroll-snap-align: start;
}

.slide__inner {
  width: var(--container);
  min-height: calc(100vh - 56px);
  padding: clamp(24px, 4vw, 48px);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, rgba(14, 28, 58, 0.84), rgba(6, 14, 26, 0.92));
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
  position: relative;
  overflow: hidden;
}

.slide__inner::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(89, 167, 255, 0.1), transparent 40%, rgba(155, 140, 255, 0.12));
  pointer-events: none;
}

.slide__content {
  position: relative;
  z-index: 1;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid rgba(97, 231, 255, 0.22);
  background: rgba(97, 231, 255, 0.08);
  color: #dff9ff;
  font-size: 14px;
  letter-spacing: 0.08em;
}

.eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 18px var(--cyan);
}

.hero {
  display: grid;
  gap: 24px;
  align-content: center;
  min-height: 100%;
}

.hero h1,
.section-title {
  font-size: clamp(2.1rem, 5vw, 4.4rem);
  line-height: 1.08;
  letter-spacing: -0.04em;
}

.hero p,
.section-desc {
  max-width: 760px;
  color: var(--muted);
  font-size: clamp(1rem, 2.1vw, 1.2rem);
  line-height: 1.8;
}

.hero-grid,
.grid-4,
.grid-3,
.grid-2 {
  display: grid;
  gap: 18px;
}

.hero-grid,
.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

.card {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.04));
  backdrop-filter: blur(10px);
}

.card h3 {
  font-size: 1.05rem;
  margin-bottom: 10px;
}

.card p,
.card li {
  color: var(--muted);
  line-height: 1.72;
  font-size: 0.98rem;
}

.metric {
  display: grid;
  gap: 8px;
}

.metric strong {
  font-size: 2rem;
  line-height: 1;
}

.metric span {
  color: var(--muted);
}

.section-shell {
  display: grid;
  gap: 28px;
}

.section-head {
  display: grid;
  gap: 16px;
  max-width: 760px;
}

.policy-grid .card,
.grab-grid .card {
  min-height: 220px;
}

.card-label {
  display: inline-block;
  margin-bottom: 16px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(89, 167, 255, 0.12);
  color: #cfe7ff;
  font-size: 13px;
}

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

.cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: linear-gradient(135deg, rgba(89, 167, 255, 0.2), rgba(97, 231, 255, 0.12));
  color: var(--text);
  font-weight: 600;
  letter-spacing: 0.02em;
}

.cta-button.is-ghost {
  background: rgba(255, 255, 255, 0.04);
}

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

.compare .card:nth-child(1) {
  background: linear-gradient(180deg, rgba(255, 106, 106, 0.13), rgba(255, 255, 255, 0.03));
}

.compare .card:nth-child(2) {
  background: linear-gradient(180deg, rgba(89, 213, 167, 0.13), rgba(255, 255, 255, 0.03));
}

.compare .card:nth-child(3) {
  background: linear-gradient(180deg, rgba(89, 167, 255, 0.13), rgba(255, 255, 255, 0.03));
}

.pathway {
  display: grid;
  gap: 18px;
}

.pathway-step {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 18px;
  align-items: start;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.04);
}

.step-no {
  display: grid;
  place-items: center;
  height: 64px;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(89, 167, 255, 0.22), rgba(155, 140, 255, 0.22));
  font-size: 1.4rem;
  font-weight: 700;
}

.pathway-step p {
  margin-top: 8px;
  color: var(--muted);
  line-height: 1.72;
}

.footer-note {
  position: absolute;
  right: 28px;
  bottom: 24px;
  color: rgba(255, 255, 255, 0.58);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.dots {
  position: fixed;
  top: 50%;
  right: 18px;
  transform: translateY(-50%);
  display: grid;
  gap: 10px;
  z-index: 20;
}

.dot {
  width: 10px;
  height: 10px;
  border: 0;
  padding: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  cursor: pointer;
  transition: transform 0.2s ease, background-color 0.2s ease;
}

.dot.is-active {
  background: var(--cyan);
  transform: scale(1.35);
}

.hint {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: rgba(255, 255, 255, 0.76);
  font-size: 14px;
}

.hint::after {
  content: "";
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.24);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.14), transparent);
}

.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.slide.is-active .fade-up {
  opacity: 1;
  transform: translateY(0);
}

.slide.is-active .fade-up:nth-child(2) {
  transition-delay: 0.08s;
}

.slide.is-active .fade-up:nth-child(3) {
  transition-delay: 0.16s;
}

.slide.is-active .fade-up:nth-child(4) {
  transition-delay: 0.24s;
}

@media (max-width: 960px) {
  .hero-grid,
  .grid-4,
  .grid-3,
  .grid-2,
  .compare {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 720px) {
  .slide {
    padding: 14px 0;
  }

  .slide__inner {
    width: min(100vw - 16px, 100%);
    min-height: calc(100vh - 28px);
    padding: 22px 18px 48px;
    border-radius: 24px;
  }

  .hero-grid,
  .grid-4,
  .grid-3,
  .grid-2,
  .compare {
    grid-template-columns: 1fr;
  }

  .pathway-step {
    grid-template-columns: 1fr;
  }

  .step-no {
    width: 72px;
    height: 56px;
  }

  .dots {
    right: 10px;
  }
}