:root {
  color-scheme: light;
  --black: #050505;
  --white: #ffffff;
  --paper: #f5f5f7;
  --text: #1d1d1f;
  --muted: #6e6e73;
  --line: rgba(0, 0, 0, 0.12);
  --red: #f2251f;
  --mushroom: #f2251f;
  --stem: #ece3d8;
  font-family:
    -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", "PingFang SC",
    "Microsoft YaHei", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--white);
  color: var(--text);
}

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

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 52px;
  padding: 0 clamp(18px, 4vw, 56px);
  background: rgba(255, 255, 255, 0.78);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  backdrop-filter: blur(24px);
}

.brand,
.nav-links {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  font-size: 0.9rem;
  font-weight: 700;
}

.nav-links {
  gap: clamp(14px, 2.4vw, 32px);
  color: rgba(29, 29, 31, 0.72);
  font-size: 0.82rem;
}

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

.mushroom-icon {
  position: relative;
  display: inline-block;
  flex: 0 0 auto;
}

.mushroom-icon::before,
.mushroom-icon::after {
  content: "";
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.mushroom-icon::before {
  top: 0;
  width: 100%;
  height: 58%;
  background: linear-gradient(145deg, #ff6a5d, var(--mushroom));
  border-radius: 999px 999px 44% 44%;
  box-shadow: inset 0 -12px 30px rgba(0, 0, 0, 0.08);
}

.mushroom-icon::after {
  bottom: 0;
  width: 34%;
  height: 50%;
  background: linear-gradient(180deg, #fff7ef, var(--stem));
  border-radius: 44% 44% 18% 18%;
  box-shadow: inset 0 -8px 18px rgba(0, 0, 0, 0.05);
}

.mushroom-icon.small {
  width: 24px;
  height: 24px;
}

.hero {
  position: relative;
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(360px, 0.82fr) minmax(460px, 1fr);
  gap: clamp(56px, 8vw, 150px);
  align-items: center;
  padding: 92px clamp(22px, 6vw, 96px) 42px;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 28vh;
  background: linear-gradient(180deg, transparent, var(--paper));
  pointer-events: none;
}

.hero-copy,
.hero-visual {
  position: relative;
  z-index: 1;
  min-width: 0;
}

.hero-copy {
  max-width: 760px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 16px;
  color: var(--black);
  font-size: clamp(4.2rem, 8.4vw, 8rem);
  line-height: 0.92;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 14px;
  color: var(--black);
  font-size: clamp(2.55rem, 7vw, 6.5rem);
  line-height: 0.94;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  color: var(--black);
  font-size: clamp(1.35rem, 2.2vw, 2rem);
  letter-spacing: 0;
}

.hero-copy > p:not(.eyebrow),
.section-title p,
.feature-panel p,
.schedule-list p,
.merch-preview p,
.final-cta p {
  color: var(--muted);
  font-size: clamp(1rem, 1.5vw, 1.35rem);
  line-height: 1.58;
}

.hero-copy > p:not(.eyebrow) {
  max-width: 560px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 136px;
  min-height: 44px;
  padding: 0 22px;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 700;
}

.button.primary {
  background: var(--black);
  color: var(--white);
}

.button.secondary {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.72);
  color: var(--black);
}

.hero-visual {
  min-height: min(60vw, 680px);
  display: grid;
  place-items: center;
  justify-self: end;
}

.avatar-hero {
  position: relative;
  z-index: 1;
  width: min(42vw, 560px);
  height: min(42vw, 560px);
  object-fit: contain;
  border-radius: 44px;
  filter: drop-shadow(0 38px 58px rgba(0, 0, 0, 0.16));
}

.visual-ring {
  position: absolute;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 50%;
}

.ring-one {
  width: min(48vw, 640px);
  height: min(48vw, 640px);
}

.ring-two {
  width: min(32vw, 420px);
  height: min(32vw, 420px);
  border-color: rgba(242, 37, 31, 0.18);
}

.statement {
  display: grid;
  place-items: center;
  min-height: 52vh;
  padding: 90px clamp(22px, 9vw, 150px);
  background: var(--paper);
  text-align: center;
}

.statement-inner {
  max-width: 980px;
}

.statement-kicker {
  margin: 0 0 20px;
  color: rgba(29, 29, 31, 0.48);
  font-size: clamp(0.92rem, 1.25vw, 1.12rem);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.statement h2 {
  margin-bottom: 24px;
  font-size: clamp(3.2rem, 9vw, 8rem);
  line-height: 0.92;
}

.statement p:not(.statement-kicker) {
  max-width: 760px;
  margin: 0 auto;
  color: var(--muted);
  font-size: clamp(1.08rem, 2vw, 1.55rem);
  line-height: 1.75;
}

.section {
  padding: 112px clamp(22px, 6vw, 96px);
}

.product-section.light {
  background: var(--white);
}

.product-section.dark {
  background: var(--black);
  color: var(--white);
}

.product-section.dark h2,
.product-section.dark h3 {
  color: var(--white);
}

.product-section.soft {
  background: var(--paper);
}

.section-title {
  max-width: 860px;
  margin-bottom: 42px;
}

.section-title.centered {
  margin-inline: auto;
  text-align: center;
}

.feature-panel {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 28px;
  min-height: 460px;
  padding: clamp(28px, 5vw, 64px);
  border-radius: 28px;
  background:
    radial-gradient(circle at 78% 38%, rgba(242, 37, 31, 0.12), transparent 0 26%, transparent 42%),
    var(--paper);
  overflow: hidden;
}

.panel-kicker {
  display: block;
  margin-bottom: 14px;
  color: var(--muted);
  font-weight: 700;
}

.feature-panel h3 {
  max-width: 760px;
  font-size: clamp(2.4rem, 6vw, 6.2rem);
  line-height: 0.95;
}

.feature-panel p {
  max-width: 520px;
}

.panel-action {
  display: grid;
  place-items: center;
  width: 78px;
  height: 78px;
  border-radius: 50%;
  background: var(--black);
  color: var(--white);
  font-weight: 800;
}

.phone-stage {
  display: grid;
  place-items: center;
  min-height: 620px;
}

.phone-shell {
  width: min(360px, 78vw);
  aspect-ratio: 9 / 18.4;
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 42px;
  background: linear-gradient(145deg, #2a2a2d, #0a0a0b);
  box-shadow: 0 42px 80px rgba(0, 0, 0, 0.48);
}

.phone-screen {
  height: 100%;
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 16px;
  border-radius: 30px;
  background:
    radial-gradient(circle at 50% 36%, rgba(242, 37, 31, 0.16), transparent 0 25%, transparent 42%),
    #f8f8f8;
  color: var(--black);
  text-align: center;
}

.screen-avatar {
  width: 164px;
  height: 164px;
  object-fit: contain;
  border-radius: 32px;
}

.phone-screen strong {
  font-size: 1.35rem;
}

.phone-screen span:last-child {
  color: var(--muted);
}

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

.schedule-list article,
.merch-preview article {
  min-height: 250px;
  padding: clamp(24px, 4vw, 42px);
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 28px;
  background: var(--paper);
}

.schedule-list span {
  display: block;
  margin-bottom: 54px;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 700;
  text-transform: uppercase;
}

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

.merch-preview article {
  min-height: 420px;
  display: grid;
  align-content: end;
}

.merch-shape {
  align-self: start;
  justify-self: center;
  width: min(210px, 48vw);
  height: 210px;
  margin-bottom: 42px;
}

.merch-shape.tee {
  background:
    linear-gradient(135deg, transparent 0 22%, #111 22% 36%, transparent 36% 64%, #111 64% 78%, transparent 78%),
    linear-gradient(#fdfdfd, #dfe3e6);
  border-radius: 34px 34px 18px 18px;
  box-shadow: inset 0 -24px 40px rgba(0, 0, 0, 0.08);
}

.merch-shape.sticker {
  position: relative;
}

.merch-shape.sticker::before,
.merch-shape.sticker::after {
  content: "";
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.merch-shape.sticker::before {
  top: 22px;
  width: 174px;
  height: 100px;
  border-radius: 999px 999px 42% 42%;
  background: linear-gradient(145deg, #ff6a5d, var(--mushroom));
}

.merch-shape.sticker::after {
  bottom: 18px;
  width: 58px;
  height: 92px;
  border-radius: 42% 42% 18% 18%;
  background: #efe5da;
}

.merch-shape.vinyl {
  border-radius: 50%;
  background:
    radial-gradient(circle, var(--paper) 0 12%, #111 13% 42%, #333 43% 44%, #111 45% 100%);
  box-shadow: 0 28px 50px rgba(0, 0, 0, 0.12);
}

.final-cta {
  display: grid;
  justify-items: center;
  padding: 120px 22px;
  text-align: center;
  background: var(--white);
}

.final-cta h2 {
  margin: 18px 0 8px;
}

.footer-avatar {
  width: 58px;
  height: 58px;
  object-fit: contain;
  border-radius: 18px;
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 28px clamp(22px, 6vw, 96px);
  color: var(--muted);
  background: var(--paper);
  font-size: 0.9rem;
}

@media (max-width: 920px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 104px;
    text-align: center;
  }

  .hero-copy > p:not(.eyebrow) {
    margin-inline: auto;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-visual {
    min-height: 48vh;
    justify-self: center;
  }

  .avatar-hero {
    width: min(72vw, 480px);
    height: min(72vw, 480px);
  }

  .ring-one {
    width: min(80vw, 540px);
    height: min(80vw, 540px);
  }

  .ring-two {
    width: min(58vw, 380px);
    height: min(58vw, 380px);
  }

  .schedule-list,
  .merch-preview {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .site-header {
    min-height: 58px;
    padding-inline: 16px;
  }

  .brand span:last-child {
    display: none;
  }

  .nav-links {
    gap: 12px;
    font-size: 0.78rem;
  }

  h1 {
    font-size: clamp(3.45rem, 18vw, 5.4rem);
  }

  .section {
    padding-block: 84px;
  }

  .statement {
    min-height: 38vh;
    padding-block: 72px;
  }

  .statement h2 {
    font-size: clamp(3.1rem, 16vw, 5rem);
  }

  .feature-panel {
    display: block;
    min-height: 420px;
    border-radius: 22px;
  }

  .panel-action {
    margin-top: 34px;
  }

  .phone-stage {
    min-height: 520px;
  }

  .button {
    width: 100%;
  }

  footer {
    display: grid;
  }
}