html {
  scroll-behavior: smooth;
}

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

body {
  margin: 0;
  min-width: 320px;
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background: #071525;
}

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

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

.page {
  --panel-soft: rgba(21, 43, 72, 0.84);
  --line: rgba(96, 161, 255, 0.18);
  --line-strong: rgba(88, 171, 255, 0.44);
  --text: #f4f8ff;
  --muted: rgba(221, 232, 247, 0.72);
  --cyan: #42d7ff;
  --green: #61f0b2;
  --amber: #ffb248;
  --blue: #3d78ff;
  position: relative;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at 80% 12%, rgba(66, 215, 255, 0.18), transparent 26%),
    radial-gradient(circle at 74% 80%, rgba(255, 178, 72, 0.12), transparent 22%),
    linear-gradient(180deg, #071525 0%, #08192b 54%, #091426 100%);
  overflow: hidden;
}

.page::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(82, 140, 224, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(82, 140, 224, 0.08) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.95), rgba(0, 0, 0, 0.78));
  pointer-events: none;
}

.page::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 16% 16%, rgba(123, 198, 255, 0.9) 0 1.4px, transparent 1.7px),
    radial-gradient(circle at 68% 10%, rgba(123, 198, 255, 0.8) 0 1.2px, transparent 1.5px),
    radial-gradient(circle at 84% 18%, rgba(123, 198, 255, 0.72) 0 1.5px, transparent 1.8px),
    radial-gradient(circle at 88% 26%, rgba(123, 198, 255, 0.72) 0 1.4px, transparent 1.7px),
    radial-gradient(circle at 22% 45%, rgba(123, 198, 255, 0.88) 0 1.5px, transparent 1.8px),
    radial-gradient(circle at 90% 50%, rgba(123, 198, 255, 0.78) 0 1.3px, transparent 1.6px),
    radial-gradient(circle at 12% 72%, rgba(123, 198, 255, 0.84) 0 1.5px, transparent 1.8px),
    radial-gradient(circle at 60% 83%, rgba(123, 198, 255, 0.84) 0 1.3px, transparent 1.6px),
    radial-gradient(circle at 94% 84%, rgba(123, 198, 255, 0.88) 0 1.5px, transparent 1.8px);
  pointer-events: none;
}

.page-glow {
  position: absolute;
  right: -8%;
  top: 7%;
  width: min(42vw, 520px);
  aspect-ratio: 1;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(71, 224, 255, 0.16), transparent 66%);
  filter: blur(12px);
  pointer-events: none;
}

.nav-dock {
  position: sticky;
  top: 0;
  z-index: 5;
  padding: 18px 16px 0;
}

.nav-inner {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  width: min(1120px, 100%);
  margin: 0 auto;
  padding: 12px;
  border: 1px solid rgba(96, 161, 255, 0.18);
  border-radius: 999px;
  background: rgba(9, 23, 39, 0.86);
  backdrop-filter: blur(10px);
}

.nav-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid transparent;
  color: rgba(221, 232, 247, 0.84);
  font-size: 0.92rem;
  font-weight: 700;
  transition:
    color 180ms ease,
    background 180ms ease,
    border-color 180ms ease,
    transform 180ms ease;
}

.nav-chip:hover {
  transform: translateY(-1px);
  color: #f4f8ff;
  border-color: rgba(96, 161, 255, 0.22);
  background: rgba(33, 61, 98, 0.62);
}

.nav-chip-active {
  color: #09172a;
  background: var(--cyan);
}

.shell {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 54px;
  max-width: 1120px;
  margin: 0 auto;
  padding: 36px 24px 96px;
}

.hero-section,
.section {
  scroll-margin-top: 40px;
}

.hero-section {
  padding-top: 18px;
}

.eyebrow-stage {
  display: flex;
  align-items: center;
  width: min(100%, 980px);
  min-height: 168px;
}

.eyebrow {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  width: 100%;
  min-height: 114px;
  padding: 0 28px;
  border: 1px solid rgba(109, 172, 255, 0.5);
  border-radius: 40px;
  background: rgba(38, 77, 128, 0.88);
  color: #dce9ff;
  font-size: clamp(1.9rem, 4.4vw, 3rem);
  font-weight: 800;
  line-height: 1.1;
}

.hero-meta {
  display: grid;
  gap: 6px;
  width: min(100%, 980px);
  margin-top: 14px;
  padding-left: 12px;
  color: #ff574f;
  font-size: clamp(1.1rem, 2vw, 1.45rem);
  font-weight: 700;
  line-height: 1.45;
}

.hero-meta p {
  margin: 0;
}

.hero-title-wrap {
  margin-top: 34px;
}

.hero-title {
  display: grid;
  gap: 8px;
  margin: 0;
  font-size: clamp(3.2rem, 8vw, 5rem);
  line-height: 0.98;
  font-weight: 900;
  letter-spacing: -0.06em;
  text-wrap: balance;
}

.hero-rules {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-top: 12px;
}

.rule-cyan,
.rule-blue,
.rule-amber {
  display: inline-flex;
  height: 4px;
  border-radius: 999px;
}

.rule-cyan {
  width: 152px;
  background: var(--cyan);
}

.rule-blue {
  width: 138px;
  background: var(--blue);
}

.rule-amber {
  width: 122px;
  background: var(--amber);
}

.hero-panel {
  margin-top: 28px;
  padding: 26px 22px 22px;
  border: 2px solid var(--line-strong);
  border-radius: 28px;
  background: linear-gradient(180deg, rgba(12, 30, 50, 0.98), rgba(13, 26, 44, 0.92));
  box-shadow: 0 28px 60px rgba(2, 10, 24, 0.34);
}

.hero-lead,
.hero-accent,
.hero-body,
.section-title,
.statement-title,
.statement-accent,
.consult-title {
  margin: 0;
}

.hero-lead {
  font-size: clamp(1.9rem, 4.4vw, 3rem);
  line-height: 1.1;
  font-weight: 800;
}

.hero-accent {
  margin-top: 8px;
  font-size: clamp(2rem, 4.8vw, 3.2rem);
  line-height: 1.08;
  font-weight: 900;
  color: var(--cyan);
}

.hero-body {
  margin-top: 10px;
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.8;
}

.flow-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 0;
  margin-top: 18px;
}

.flow-item {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid rgba(96, 161, 255, 0.24);
  background: rgba(33, 61, 98, 0.94);
  color: #ecf4ff;
  font-size: 0.94rem;
  font-weight: 700;
}

.flow-arrow {
  margin-left: 10px;
  color: var(--amber);
  font-size: 1rem;
}

.section-head {
  margin-bottom: 22px;
}

.section-title {
  font-size: clamp(2rem, 4.2vw, 3rem);
  line-height: 1.08;
  font-weight: 900;
  letter-spacing: -0.05em;
}

.section-intro {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.8;
}

.pain-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.pain-card,
.upgrade-card,
.module-card,
.outcome-card,
.consult-point {
  position: relative;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--panel-soft);
  box-shadow: 0 16px 38px rgba(2, 10, 24, 0.18);
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background 180ms ease;
}

.pain-card:hover,
.upgrade-card:hover,
.module-card:hover,
.outcome-card:hover,
.consult-point:hover {
  transform: translateY(-3px);
  border-color: rgba(96, 161, 255, 0.28);
  background: rgba(24, 48, 78, 0.92);
}

.pain-card {
  padding: 26px 22px 24px;
}

.card-index {
  color: var(--amber);
  font-size: 1.7rem;
  font-weight: 900;
  line-height: 1;
}

.card-title {
  margin: 12px 0 0;
  font-size: 1.9rem;
  line-height: 1.08;
  font-weight: 900;
}

.card-body {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.7;
}

.statement-card {
  margin-top: 26px;
  padding: 28px 22px;
  border: 2px solid rgba(83, 173, 255, 0.6);
  border-radius: 28px;
  background: rgba(10, 28, 47, 0.96);
}

.statement-title {
  font-size: clamp(1.7rem, 3.6vw, 2.5rem);
  line-height: 1.18;
  font-weight: 800;
}

.statement-accent {
  margin-top: 10px;
  font-size: clamp(2rem, 4vw, 2.9rem);
  line-height: 1.08;
  font-weight: 900;
  color: var(--cyan);
}

.statement-body {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.82;
}

.upgrade-list,
.module-stack,
.outcome-list {
  display: grid;
  gap: 18px;
}

.upgrade-card {
  padding: 22px 22px 20px;
}

.upgrade-copy {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
}

.upgrade-before,
.upgrade-after {
  font-size: clamp(1.5rem, 3vw, 2.15rem);
  line-height: 1.1;
  font-weight: 800;
}

.upgrade-before {
  color: rgba(214, 227, 246, 0.72);
}

.upgrade-after {
  color: var(--text);
}

.upgrade-arrow {
  color: var(--amber);
  font-size: 1.55rem;
  font-weight: 900;
}

.upgrade-body {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.75;
}

.module-card {
  padding: 28px 22px 24px 30px;
}

.module-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  bottom: 18px;
  width: 7px;
  border-radius: 999px;
}

.accent-cyan::before {
  background: var(--cyan);
}

.accent-green::before {
  background: var(--green);
}

.accent-amber::before {
  background: var(--amber);
}

.module-title {
  margin: 0;
  font-size: clamp(1.8rem, 3.6vw, 2.7rem);
  line-height: 1.08;
  font-weight: 900;
}

.module-list {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
  font-size: 1.02rem;
}

.module-list li {
  position: relative;
  padding-left: 18px;
  line-height: 1.7;
}

.module-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: currentColor;
}

.outcome-card {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  padding: 18px 18px 18px 14px;
}

.outcome-badge {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  margin-top: 4px;
  border-radius: 999px;
  background: var(--amber);
  color: #132235;
  font-size: 1.1rem;
  font-weight: 900;
}

.outcome-title {
  margin: 0;
  font-size: clamp(1.45rem, 3vw, 2rem);
  line-height: 1.22;
  font-weight: 800;
}

.outcome-body {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.72;
}

.consult-card {
  padding: 28px 22px;
  border: 2px solid rgba(83, 173, 255, 0.56);
  border-radius: 30px;
  background: linear-gradient(180deg, rgba(10, 28, 47, 0.98), rgba(8, 23, 40, 0.96));
  box-shadow: 0 26px 60px rgba(2, 10, 24, 0.28);
}

.consult-head {
  max-width: 780px;
}

.consult-title {
  font-size: clamp(1.8rem, 3.8vw, 2.8rem);
  line-height: 1.16;
  font-weight: 900;
}

.consult-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 20px;
}

.consult-point {
  padding: 20px 18px;
}

.consult-point h3 {
  margin: 0;
  font-size: 1.15rem;
  line-height: 1.4;
  font-weight: 800;
}

.consult-point p {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.72;
}

.consult-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 24px;
}

.qr-block {
  display: grid;
  grid-template-columns: 360px minmax(0, 1fr);
  gap: 30px;
  align-items: center;
  margin-top: 26px;
  padding-top: 26px;
  border-top: 1px solid rgba(83, 173, 255, 0.22);
}

.qr-card {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 360px;
  padding: 18px;
  border: 1px solid rgba(83, 173, 255, 0.24);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 18px 42px rgba(2, 10, 24, 0.2);
}

.qr-image {
  width: 100%;
  height: auto;
  border-radius: 14px;
}

.qr-label {
  margin: 0 0 10px;
  color: var(--cyan);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.qr-title {
  margin: 0;
  font-size: clamp(1.4rem, 2.8vw, 2rem);
  line-height: 1.22;
  font-weight: 800;
}

.qr-body {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.72;
}

.primary-cta,
.secondary-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 22px;
  border-radius: 999px;
  font-size: 0.96rem;
  font-weight: 700;
  transition:
    transform 180ms ease,
    background 180ms ease,
    border-color 180ms ease;
}

.primary-cta {
  background: var(--cyan);
  color: #09172a;
}

.secondary-cta {
  border: 1px solid rgba(83, 173, 255, 0.4);
  background: rgba(23, 46, 76, 0.9);
  color: var(--text);
}

.primary-cta:hover,
.secondary-cta:hover {
  transform: translateY(-2px);
}

@media (max-width: 960px) {
  .pain-grid,
  .consult-grid,
  .qr-block {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .page::before {
    background-size: 44px 44px;
  }

  .shell {
    gap: 44px;
    padding: 24px 16px 72px;
  }

  .hero-section {
    padding-top: 6px;
  }

  .section {
    scroll-margin-top: 32px;
  }

  .hero-meta {
    width: 100%;
    margin-top: 10px;
    padding-left: 4px;
    font-size: 1rem;
  }

  .eyebrow-stage {
    width: 100%;
    min-height: 110px;
  }

  .eyebrow {
    min-height: 82px;
    padding-inline: 20px;
    border-radius: 28px;
    font-size: 1.5rem;
  }

  .hero-panel,
  .statement-card,
  .consult-card,
  .pain-card,
  .upgrade-card,
  .module-card {
    border-radius: 22px;
  }

  .flow-item {
    width: 100%;
    justify-content: space-between;
    padding-right: 16px;
  }

  .outcome-card {
    grid-template-columns: 48px minmax(0, 1fr);
  }

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

  .primary-cta,
  .secondary-cta {
    width: 100%;
  }

  .qr-block {
    gap: 16px;
  }

  .qr-card {
    width: min(100%, 320px);
    margin-inline: auto;
  }

  .qr-copy {
    text-align: center;
  }
}