:root {
  --bg: #f6f8ff;
  --bg-soft: #eef4ff;
  --panel: rgba(255, 255, 255, 0.82);
  --panel-solid: #ffffff;
  --text: #111827;
  --muted: #5f6b7c;
  --line: rgba(70, 92, 140, 0.16);
  --blue: #1478ff;
  --blue-deep: #2d4df1;
  --violet: #7557ff;
  --pink: #ff7ab6;
  --shadow: 0 24px 80px rgba(39, 91, 205, 0.18);
  --radius: 8px;
  --max: 1180px;
  --font: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans JP", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background:
    linear-gradient(135deg, rgba(20, 120, 255, 0.1), transparent 32rem),
    linear-gradient(215deg, rgba(255, 122, 182, 0.12), transparent 26rem),
    var(--bg);
  line-height: 1.7;
  overflow-x: hidden;
}

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

a {
  color: inherit;
}

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

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(246, 248, 255, 0.78);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
}

.nav {
  width: min(100% - 40px, var(--max));
  height: 72px;
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 900;
  font-size: 1.12rem;
  text-decoration: none;
}

.brand img {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  box-shadow: 0 8px 22px rgba(20, 120, 255, 0.22);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  font-size: 0.92rem;
  color: var(--muted);
}

.nav-links a {
  text-decoration: none;
}

.nav-cta {
  color: #fff;
  background: linear-gradient(135deg, var(--blue), var(--violet));
  padding: 8px 14px;
  border-radius: var(--radius);
  font-weight: 850;
  box-shadow: 0 12px 30px rgba(20, 120, 255, 0.22);
}

.hero {
  position: relative;
  padding: 132px 0 72px;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 72px 0 auto;
  height: 56%;
  background:
    linear-gradient(110deg, rgba(20, 120, 255, 0.15), rgba(117, 87, 255, 0.08), rgba(255, 122, 182, 0.1));
  transform: skewY(-4deg);
  transform-origin: top left;
  pointer-events: none;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 520px);
  gap: 52px;
  align-items: center;
}

.hero-copy {
  position: relative;
  z-index: 2;
  width: auto;
  min-width: 0;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--blue-deep);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.82rem;
  font-weight: 900;
}

.hero h1,
.section h2 {
  margin: 0;
  line-height: 1.05;
  letter-spacing: 0;
}

.hero h1 {
  max-width: 680px;
  font-size: clamp(2.4rem, 4.4vw, 4.2rem);
  font-weight: 950;
  word-break: keep-all;
  overflow-wrap: break-word;
}

.hero h1 span {
  display: block;
  white-space: nowrap;
}

.lead {
  max-width: 650px;
  margin: 28px 0 0;
  color: #344054;
  font-size: clamp(1rem, 1.8vw, 1.24rem);
  overflow-wrap: anywhere;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px;
  margin-top: 34px;
}

.store-link {
  display: inline-flex;
  width: fit-content;
  transition: transform 0.2s ease, filter 0.2s ease;
}

.store-link:hover {
  transform: translateY(-2px);
  filter: brightness(1.05);
}

.store-link img {
  height: 58px;
  width: auto;
}

.text-link {
  color: var(--blue-deep);
  font-weight: 850;
  text-decoration: none;
  border-bottom: 1px solid rgba(45, 77, 241, 0.32);
}

.hero-metrics {
  margin-top: 38px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  max-width: 660px;
}

.hero-metrics div,
.feature-card,
.check-list,
.pro-panel {
  border: 1px solid var(--line);
  background: var(--panel);
  backdrop-filter: blur(16px);
  border-radius: var(--radius);
}

.hero-metrics div {
  padding: 16px;
  box-shadow: 0 12px 34px rgba(70, 92, 140, 0.08);
}

.hero-metrics strong {
  display: block;
  font-size: 1.28rem;
  color: var(--blue);
  line-height: 1.1;
}

.hero-metrics span {
  color: var(--muted);
  font-size: 0.9rem;
}

.hero-visual {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 18px;
  align-items: center;
  min-width: 0;
}

.hero-image-frame,
.link-card,
.split img,
.screen-shot {
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  box-shadow: var(--shadow);
}

.hero-image-frame {
  width: min(290px, 66%);
  overflow: hidden;
  background: #fff;
}

.hero-image-frame img {
  width: 100%;
  height: auto;
  object-fit: contain;
}

.link-card strong {
  display: block;
  line-height: 1.2;
}

.link-card span:last-child {
  display: block;
  color: var(--muted);
  margin-top: 4px;
}

.link-stack {
  width: 100%;
  display: grid;
  gap: 12px;
}

.link-card {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 14px;
  align-items: center;
  padding: 18px;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(16px);
}

.link-card.primary,
.link-card:nth-child(2) {
  transform: none;
}

.link-icon {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border-radius: 8px;
  color: #fff;
  background: linear-gradient(135deg, var(--blue), var(--violet));
  font-size: 0.82rem;
  font-weight: 950;
}

.section {
  padding: 96px 0;
}

.section-heading {
  max-width: 820px;
  margin: 0 auto 42px;
  text-align: center;
}

.section h2 {
  font-size: clamp(2rem, 4.2vw, 4.1rem);
  font-weight: 930;
}

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

.feature-card {
  min-height: 230px;
  padding: 26px;
  background:
    linear-gradient(145deg, rgba(20, 120, 255, 0.08), rgba(255, 122, 182, 0.05)),
    var(--panel-solid);
  box-shadow: 0 16px 46px rgba(70, 92, 140, 0.08);
}

.feature-mark {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 4px 10px;
  color: #fff;
  background: linear-gradient(135deg, var(--blue), var(--violet));
  border-radius: 999px;
  font-size: 0.74rem;
  font-weight: 950;
  line-height: 1;
}

.feature-card h3 {
  margin: 24px 0 12px;
  font-size: 1.35rem;
  line-height: 1.25;
}

.feature-card p,
.split p,
.pro-panel p {
  margin: 0;
  color: var(--muted);
}

.focus-band {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.74), rgba(238, 244, 255, 0.86)),
    var(--bg-soft);
  border-block: 1px solid var(--line);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(280px, 0.52fr);
  align-items: center;
  gap: 56px;
}

.split h2 {
  margin-bottom: 24px;
}

.split img {
  width: 100%;
  max-height: 700px;
  object-fit: contain;
  object-position: center;
  background: #fff;
}

.check-list {
  margin: 0;
  padding: 24px;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 30px;
  color: #344054;
}

.check-list li + li {
  margin-top: 14px;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.58em;
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--blue), var(--pink));
  box-shadow: 0 0 18px rgba(20, 120, 255, 0.34);
}

.screenshots {
  overflow: hidden;
  background: #ffffff;
}

.screen-strip {
  display: flex;
  gap: 18px;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory;
  padding: 4px 0 20px;
  scrollbar-color: rgba(20, 120, 255, 0.45) rgba(70, 92, 140, 0.1);
}

.screen-shot {
  flex: 0 0 clamp(210px, 21vw, 285px);
  margin: 0;
  scroll-snap-align: start;
  background: #fff;
  overflow: hidden;
}

.screen-shot img {
  width: 100%;
  height: auto;
  object-fit: contain;
}

.pro {
  background:
    linear-gradient(135deg, rgba(20, 120, 255, 0.08), rgba(255, 122, 182, 0.1)),
    var(--bg);
}

.pro-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding: 42px;
  background: var(--panel-solid);
  box-shadow: var(--shadow);
}

.pro-panel h2 {
  margin-bottom: 18px;
}

.cta {
  background:
    linear-gradient(135deg, rgba(20, 120, 255, 0.1), rgba(255, 122, 182, 0.12)),
    var(--bg);
}

.cta-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 14px;
  padding: 56px 32px;
  background: var(--panel-solid);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.cta-inner h2 {
  margin: 0;
  font-size: clamp(1.5rem, 2.6vw, 2.2rem);
}

.cta-inner p {
  margin: 0;
  color: var(--muted);
}

.cta-inner .store-link {
  margin-top: 12px;
}

.footer {
  padding: 30px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  background: #fff;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
  font-size: 0.92rem;
}

.footer p {
  margin: 0;
}

.footer a {
  color: var(--blue-deep);
  text-decoration: none;
}

@media (max-width: 980px) {
  .nav-links a:not(.nav-cta) {
    display: none;
  }

  .hero-grid,
  .split {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    max-width: 560px;
    margin-inline: auto;
    width: 100%;
  }

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

  .pro-panel {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  .container,
  .nav {
    width: min(100% - 28px, var(--max));
  }

  .nav {
    height: 64px;
  }

  .brand span {
    font-size: 1rem;
  }

  .nav-links {
    display: none;
  }

  .hero {
    padding-top: 104px;
  }

  .hero h1 {
    font-size: clamp(2.25rem, 10vw, 3rem);
  }

  .lead {
    word-break: break-all;
    font-size: 1rem;
  }

  .hero-metrics,
  .feature-grid {
    grid-template-columns: 1fr;
  }

  .hero-image-frame {
    width: min(240px, 68%);
  }

  .section {
    padding: 72px 0;
  }

  .store-link img {
    height: 50px;
  }

  .pro-panel {
    padding: 28px 20px;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }
}