:root {
  color-scheme: light;
  --paper: #fff8ef;
  --surface: #ffffff;
  --ink: #24242a;
  --muted: #68717b;
  --line: #eadfd2;
  --teal: #159d93;
  --teal-dark: #087b74;
  --blue: #5a9bff;
  --coral: #ff6f61;
  --gold: #f7b84b;
  --shadow: 0 18px 50px rgba(40, 32, 22, 0.13);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top right, rgba(66, 183, 168, 0.16), transparent 34rem),
    radial-gradient(circle at 12% 24rem, rgba(255, 122, 110, 0.1), transparent 28rem),
    var(--paper);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", "Noto Sans JP", sans-serif;
  line-height: 1.75;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px clamp(18px, 6vw, 72px);
  border-bottom: 1px solid rgba(234, 223, 210, 0.82);
  background: rgba(255, 248, 239, 0.88);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  font-weight: 850;
  text-decoration: none;
}

.brand img {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  box-shadow: 0 10px 24px rgba(8, 123, 116, 0.22);
}

.site-nav {
  display: flex;
  gap: clamp(12px, 3vw, 30px);
  color: var(--muted);
  font-size: 14px;
  font-weight: 750;
}

.site-nav a,
.site-footer a {
  text-decoration: none;
}

.site-nav a:hover,
.site-footer a:hover {
  color: var(--teal-dark);
}

.hero {
  position: relative;
  min-height: min(820px, calc(100vh - 72px));
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 1.1fr);
  gap: clamp(28px, 6vw, 76px);
  align-items: center;
  padding: clamp(54px, 8vw, 108px) clamp(20px, 7vw, 96px);
  overflow: hidden;
}

.hero-copy {
  max-width: 720px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--teal-dark);
  font-size: 13px;
  font-weight: 850;
  letter-spacing: 0;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 18px;
  font-size: clamp(46px, 8vw, 96px);
  line-height: 1.02;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 14px;
  font-size: clamp(30px, 4.8vw, 58px);
  line-height: 1.16;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 8px;
  font-size: 22px;
  line-height: 1.25;
}

.lead {
  max-width: 650px;
  color: #414b56;
  font-size: clamp(18px, 2vw, 24px);
}

.hero-actions,
.link-cards {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button,
.link-cards a {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--teal);
  border-radius: 999px;
  padding: 12px 20px;
  font-weight: 850;
  text-decoration: none;
}

.button.primary {
  background: linear-gradient(135deg, #16aaa0, #087f77);
  color: #ffffff;
  box-shadow: 0 15px 34px rgba(8, 123, 116, 0.2);
}

.button.secondary,
.link-cards a {
  background: rgba(255, 255, 255, 0.78);
}

.hero-stage {
  position: relative;
  min-height: 620px;
}

.phone-shot {
  position: absolute;
  display: block;
  width: min(340px, 44vw);
  height: auto;
  border-radius: 36px;
  box-shadow: var(--shadow);
  background: var(--surface);
}

.phone-shot.home {
  right: 20%;
  top: 0;
  z-index: 2;
}

.phone-shot.card {
  right: 0;
  top: 74px;
  z-index: 3;
  transform: rotate(4deg);
}

.sticker-float {
  position: absolute;
  z-index: 4;
  display: grid;
  width: 132px;
  height: 132px;
  place-items: center;
  border-radius: 34px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow);
}

.sticker-float img {
  max-width: 90px;
  max-height: 90px;
  filter: drop-shadow(0 8px 10px rgba(36, 36, 42, 0.12));
}

.sticker-float.mug {
  left: 5%;
  top: 16%;
  transform: rotate(-7deg);
}

.sticker-float.key {
  left: 20%;
  bottom: 12%;
  transform: rotate(8deg);
}

.sticker-float.umbrella {
  right: 8%;
  bottom: 4%;
  transform: rotate(-5deg);
}

.feature-strip,
.band,
.plain-section,
.screens-section,
.legal-page {
  padding: clamp(50px, 7vw, 92px) clamp(20px, 7vw, 96px);
}

.feature-strip {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(260px, 0.9fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: end;
  border-block: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.72);
}

.feature-strip p:last-child,
.section-heading p,
.plain-section p,
.legal-page p,
.legal-page li,
.support-list p,
.card p {
  color: var(--muted);
  font-size: 17px;
}

.section-heading {
  max-width: 850px;
  margin-bottom: 30px;
}

.screens-grid,
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(18px, 2.8vw, 30px);
}

.screens-grid figure,
.card,
.legal-page,
.support-list li {
  margin: 0;
  border: 1px solid rgba(234, 223, 210, 0.9);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow);
}

.screens-grid figure {
  padding: 16px;
}

.screens-grid img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 22px;
}

figcaption {
  padding: 14px 4px 4px;
  color: var(--muted);
}

figcaption strong {
  display: block;
  color: var(--ink);
}

.card {
  padding: 28px;
}

.card .pill {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  border-radius: 999px;
  padding: 4px 12px;
  background: rgba(66, 183, 168, 0.14);
  color: var(--teal-dark);
  font-weight: 850;
}

.band {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(260px, 1.1fr);
  gap: clamp(28px, 5vw, 72px);
  background: #ffffff;
}

.check-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  border-bottom: 1px solid var(--line);
  padding: 0 0 12px 30px;
  color: #3f4a53;
  font-size: 18px;
  font-weight: 700;
}

.check-list li::before {
  content: "✓";
  margin-left: -30px;
  padding-right: 12px;
  color: var(--teal);
}

.plain-section {
  max-width: 980px;
}

.legal-page {
  max-width: 980px;
  margin: clamp(36px, 5vw, 72px) auto;
}

.legal-page h1 {
  font-size: clamp(40px, 6vw, 72px);
}

.legal-page h2 {
  margin-top: 34px;
  font-size: clamp(24px, 3vw, 34px);
}

.support-list {
  display: grid;
  gap: 16px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.support-list li {
  padding: 22px;
  box-shadow: none;
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 14px;
  padding: 28px clamp(18px, 6vw, 72px);
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 900px) {
  .hero,
  .feature-strip,
  .band {
    grid-template-columns: 1fr;
  }

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

  .phone-shot {
    width: min(300px, 58vw);
  }

  .phone-shot.home {
    left: 0;
    right: auto;
  }

  .screens-grid,
  .cards-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero-stage {
    min-height: 460px;
  }

  .phone-shot.card {
    top: 86px;
  }

  .sticker-float {
    width: 94px;
    height: 94px;
    border-radius: 24px;
  }

  .sticker-float img {
    max-width: 66px;
    max-height: 66px;
  }
}