:root {
  --lavender: #e6e0f0;
  --lavender-deep: #9e8bc5;
  --cream: #fff8e7;
  --soft-pink: #f8dde0;
  --mint: #d4edda;
  --beige: #f5ebdd;
  --brown: #4f3d32;
  --brown-soft: #7c6759;
  --ink: #2f2b28;
  --paper: #fffdf8;
  --line: rgba(79, 61, 50, 0.16);
  --shadow: 0 24px 80px rgba(112, 89, 74, 0.16);
  --radius-lg: 32px;
  --radius-md: 22px;
  --radius-sm: 14px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: "Noto Sans JP", system-ui, sans-serif;
  line-height: 1.8;
  background:
    radial-gradient(circle at 15% 5%, rgba(230, 224, 240, 0.82), transparent 28rem),
    radial-gradient(circle at 88% 10%, rgba(248, 221, 224, 0.72), transparent 24rem),
    linear-gradient(180deg, var(--cream), var(--paper) 42%, #fffaf0);
}

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

img,
svg {
  max-width: 100%;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(20px, 5vw, 72px);
  background: rgba(255, 253, 248, 0.86);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  display: grid;
  width: 46px;
  height: 46px;
  place-items: center;
  color: #fff;
  font-family: "Kaisei Decol", serif;
  font-size: 1.35rem;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--lavender-deep), #d9a5ad);
  box-shadow: 0 10px 28px rgba(158, 139, 197, 0.32);
}

.brand strong,
h1,
h2,
h3 {
  font-family: "Kaisei Decol", "Noto Sans JP", serif;
  line-height: 1.35;
}

.brand strong {
  display: block;
  font-size: 1rem;
}

.brand small {
  display: block;
  color: var(--brown-soft);
  font-size: 0.78rem;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--brown-soft);
  font-size: 0.92rem;
}

.site-nav a {
  transition: color 0.2s ease, transform 0.2s ease;
}

.site-nav a:hover {
  color: var(--brown);
  transform: translateY(-1px);
}

.nav-cta {
  padding: 8px 16px;
  color: var(--brown);
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 248, 231, 0.72);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
}

.nav-toggle span {
  display: block;
  height: 2px;
  margin: 5px 0;
  border-radius: 999px;
  background: var(--brown);
}

.section {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 92px 0;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.06fr) minmax(320px, 0.72fr);
  align-items: center;
  gap: clamp(32px, 7vw, 80px);
  min-height: calc(100vh - 84px);
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--lavender-deep);
  font-size: 0.83rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  color: var(--brown);
  font-size: clamp(2.45rem, 6vw, 5.35rem);
  letter-spacing: 0.02em;
}

h2 {
  margin: 0 0 22px;
  color: var(--brown);
  font-size: clamp(2rem, 4vw, 3.25rem);
}

h3 {
  margin: 0 0 12px;
  color: var(--brown);
  font-size: 1.28rem;
}

.lead {
  max-width: 680px;
  margin: 26px 0 0;
  color: var(--brown-soft);
  font-size: clamp(1.03rem, 2vw, 1.24rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 22px;
  font-weight: 700;
  border-radius: 999px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button.primary {
  color: #fff;
  background: linear-gradient(135deg, #8b78ba, #ce8f9d);
  box-shadow: 0 16px 34px rgba(158, 139, 197, 0.34);
}

.button.secondary {
  color: var(--brown);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.74);
}

.hero-card,
.profile-panel,
.service-card,
.media-card,
blockquote,
.contact-panel,
.monthly-card {
  border: 1px solid var(--line);
  background: rgba(255, 253, 248, 0.78);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}

.hero-card {
  position: relative;
  overflow: hidden;
  padding: 28px;
  border-radius: var(--radius-lg);
}

.watercolor-scene {
  position: relative;
  height: 280px;
  margin-bottom: 28px;
  border-radius: 28px;
  background:
    radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.92), transparent 9rem),
    linear-gradient(135deg, rgba(230, 224, 240, 0.95), rgba(248, 221, 224, 0.78), rgba(212, 237, 218, 0.7));
}

.scene-piano,
.scene-cup,
.scene-note {
  position: absolute;
  display: block;
  border-radius: 24px;
  background: rgba(255, 253, 248, 0.76);
  box-shadow: 0 16px 34px rgba(79, 61, 50, 0.12);
}

.scene-piano {
  right: 34px;
  bottom: 44px;
  width: 178px;
  height: 104px;
  border: 2px solid rgba(79, 61, 50, 0.12);
}

.scene-cup {
  left: 42px;
  bottom: 52px;
  width: 78px;
  height: 62px;
  border-radius: 50% 50% 42% 42%;
}

.scene-note {
  top: 48px;
  left: 58px;
  width: 112px;
  height: 138px;
  transform: rotate(-7deg);
}

.hero-card p {
  margin: 10px 0;
  padding: 12px 16px;
  color: var(--brown);
  font-weight: 700;
  border-radius: 999px;
  background: rgba(255, 248, 231, 0.72);
}

.intro-grid,
.service-grid,
.media-grid,
.voice-grid {
  display: grid;
  gap: 22px;
}

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

.feature-card {
  padding: 30px;
  border-radius: var(--radius-md);
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.75), rgba(245, 235, 221, 0.54));
  border: 1px solid var(--line);
}

.number,
.badge {
  display: inline-flex;
  margin-bottom: 16px;
  padding: 5px 12px;
  color: var(--brown);
  font-size: 0.78rem;
  font-weight: 700;
  border-radius: 999px;
  background: var(--mint);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.78fr);
  align-items: center;
  gap: clamp(28px, 6vw, 72px);
}

.profile-panel {
  padding: 30px;
  border-radius: var(--radius-lg);
}

.profile-panel dl,
.profile-panel dd {
  margin: 0;
}

.profile-panel div {
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.profile-panel div:last-child {
  border-bottom: 0;
}

.profile-panel dt {
  color: var(--lavender-deep);
  font-size: 0.82rem;
  font-weight: 700;
}

.profile-panel dd {
  color: var(--brown);
  font-weight: 500;
}

.story {
  text-align: center;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 34px;
  text-align: left;
}

.timeline div {
  padding: 28px;
  border-radius: var(--radius-md);
  background: rgba(255, 253, 248, 0.62);
  border: 1px solid var(--line);
}

.timeline span {
  color: var(--lavender-deep);
  font-family: "Kaisei Decol", serif;
  font-size: 1.8rem;
  font-weight: 700;
}

.section-heading {
  max-width: 720px;
  margin: 0 auto 34px;
  text-align: center;
}

.section-heading p:last-child {
  color: var(--brown-soft);
}

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

.service-card,
.media-card {
  padding: 30px;
  border-radius: var(--radius-md);
}

.service-card.highlight {
  background: linear-gradient(145deg, rgba(230, 224, 240, 0.86), rgba(255, 253, 248, 0.84));
}

.service-card a {
  display: inline-flex;
  margin-top: 14px;
  color: var(--lavender-deep);
  font-weight: 700;
}

.apps {
  border-radius: var(--radius-lg);
}

.soft-note {
  display: grid;
  gap: 6px;
  margin-top: 26px;
  padding: 20px;
  border-radius: var(--radius-md);
  background: rgba(212, 237, 218, 0.52);
  border: 1px solid rgba(116, 154, 124, 0.18);
}

.app-preview {
  display: grid;
  place-items: center;
}

.app-window {
  width: min(100%, 420px);
  padding: 18px;
  border-radius: 28px;
  background: rgba(255, 253, 248, 0.82);
  box-shadow: var(--shadow);
  border: 1px solid var(--line);
}

.window-bar {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
}

.window-bar span {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--soft-pink);
}

.window-bar span:nth-child(2) {
  background: var(--cream);
}

.window-bar span:nth-child(3) {
  background: var(--mint);
}

.cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.cards span {
  display: grid;
  min-height: 112px;
  place-items: center;
  color: var(--brown);
  font-family: "Kaisei Decol", serif;
  font-size: 3rem;
  border-radius: 22px;
  background: linear-gradient(145deg, rgba(230, 224, 240, 0.78), rgba(255, 248, 231, 0.8));
  border: 1px solid var(--line);
}

.monthly-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 34px;
  border-radius: var(--radius-lg);
}

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

.media-card {
  display: block;
  min-height: 230px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.media-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 28px 88px rgba(112, 89, 74, 0.22);
}

.media-card span {
  color: var(--lavender-deep);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.media-card strong {
  display: block;
  margin: 10px 0;
  color: var(--brown);
  font-size: 1.12rem;
}

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

blockquote {
  margin: 0;
  padding: 30px;
  border-radius: var(--radius-md);
}

blockquote p {
  margin: 0 0 18px;
}

cite {
  color: var(--brown-soft);
  font-style: normal;
  font-weight: 700;
}

.contact {
  padding-bottom: 80px;
}

.contact-panel {
  padding: clamp(28px, 5vw, 54px);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 88% 0%, rgba(230, 224, 240, 0.8), transparent 18rem),
    rgba(255, 253, 248, 0.82);
}

.contact-options {
  display: grid;
  grid-template-columns: minmax(0, 0.74fr) minmax(320px, 1fr);
  gap: 34px;
  margin-top: 30px;
}

.contact-options ul {
  padding-left: 1.2em;
}

.contact-form {
  display: grid;
  gap: 16px;
}

label {
  display: grid;
  gap: 7px;
  color: var(--brown);
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  padding: 12px 14px;
  color: var(--ink);
  font: inherit;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.78);
}

textarea {
  resize: vertical;
}

.form-note {
  margin: -2px 0 0;
  color: var(--brown-soft);
  font-size: 0.88rem;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 28px clamp(20px, 5vw, 72px);
  color: var(--brown-soft);
  border-top: 1px solid var(--line);
  background: rgba(255, 253, 248, 0.72);
}

.site-footer p {
  margin: 0;
}

@media (max-width: 960px) {
  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 8px);
    right: 20px;
    left: 20px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 18px;
    border: 1px solid var(--line);
    border-radius: 24px;
    background: rgba(255, 253, 248, 0.96);
    box-shadow: var(--shadow);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    padding: 8px 4px;
  }

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

  .hero {
    min-height: auto;
    padding-top: 64px;
  }

  .intro-grid,
  .service-grid,
  .media-grid,
  .voice-grid,
  .timeline {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .site-header {
    padding: 14px 18px;
  }

  .section {
    width: min(100% - 28px, 1120px);
    padding: 64px 0;
  }

  .intro-grid,
  .service-grid,
  .media-grid,
  .voice-grid,
  .timeline {
    grid-template-columns: 1fr;
  }

  .monthly-card,
  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .button {
    width: 100%;
  }
}