/* ============================================
   To Me Someday — Landing Page
   Brand colors: #FF8FC1 (pink) / #1B1B3A (navy)
   ============================================ */

:root {
  --pink: #FF8FC1;
  --pink-soft: #FFE3F0;
  --pink-deep: #E96CA8;
  --navy: #1B1B3A;
  --text: #2b2b45;
  --text-sub: #6b6b85;
  --bg: #FFF9FB;
  --white: #ffffff;
  --radius: 16px;
  --shadow: 0 8px 32px rgba(27, 27, 58, 0.10);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "BIZ UDPGothic",
    "Yu Gothic", "Meiryo", system-ui, -apple-system, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.8;
}

img {
  max-width: 100%;
  height: auto;
}

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

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 249, 251, 0.9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(27, 27, 58, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--navy);
}

.brand-logo {
  width: 36px;
  height: 36px;
}

.header-nav {
  display: flex;
  gap: 24px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-sub);
}

.header-nav a:hover {
  color: var(--pink-deep);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 24px;
}

/* ---------- 言語切り替え / Language switcher ---------- */
.lang-switch {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.8rem;
  font-weight: 600;
}

.lang-switch a,
.lang-switch .is-current {
  padding: 4px 8px;
  border-radius: 999px;
  color: var(--text-sub);
  white-space: nowrap;
}

.lang-switch a:hover {
  background: var(--pink-soft);
  color: var(--pink-deep);
}

.lang-switch .is-current {
  background: var(--navy);
  color: var(--white);
}

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(160deg, var(--bg) 0%, var(--pink-soft) 100%);
  overflow: hidden;
}

.hero-inner {
  display: flex;
  align-items: center;
  gap: 48px;
  padding-top: 72px;
  padding-bottom: 72px;
}

.hero-text {
  flex: 1 1 55%;
}

.hero h1 {
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  line-height: 1.4;
  color: var(--navy);
  margin-bottom: 24px;
  letter-spacing: 0.02em;
}

.hero-lead {
  font-size: 1.05rem;
  color: var(--text-sub);
  margin-bottom: 36px;
}

.store-note {
  margin-top: 12px;
  font-size: 0.8rem;
  color: var(--text-sub);
}

/* ---------- Store badges ---------- */
.store-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.store-badges--center {
  justify-content: center;
}

.store-badge {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--navy);
  color: var(--white);
  border-radius: 12px;
  padding: 10px 20px;
  min-width: 190px;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.store-badge:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.badge-icon {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

.badge-text {
  display: flex;
  flex-direction: column;
  line-height: 1.3;
}

.badge-text small {
  font-size: 0.65rem;
  opacity: 0.85;
}

.badge-text strong {
  font-size: 1.05rem;
}

/* ---------- Phone mockup ---------- */
.hero-visual {
  flex: 1 1 45%;
  display: flex;
  justify-content: center;
}

.phone {
  width: 280px;
  border-radius: 40px;
  background: var(--navy);
  padding: 12px;
  box-shadow: var(--shadow);
}

.phone-screen {
  background: var(--white);
  border-radius: 30px;
  padding: 24px 16px 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 480px;
}

.mock-header {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-bottom: 4px;
}

.mock-greeting {
  font-size: 0.75rem;
  color: var(--text-sub);
}

.mock-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--navy);
}

.mock-card {
  background: var(--bg);
  border: 1px solid rgba(27, 27, 58, 0.06);
  border-radius: 14px;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mock-card--arrival {
  background: var(--pink-soft);
  border-color: var(--pink);
}

.mock-card-label {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--pink-deep);
}

.mock-card-date {
  font-size: 0.7rem;
  color: var(--text-sub);
}

.mock-card-body {
  font-size: 0.78rem;
  line-height: 1.6;
  color: var(--text);
}

.mock-fab {
  margin-top: auto;
  align-self: center;
  background: var(--pink);
  color: var(--white);
  font-size: 0.85rem;
  font-weight: 700;
  border-radius: 999px;
  padding: 10px 24px;
  box-shadow: 0 4px 12px rgba(255, 143, 193, 0.5);
}

/* ---------- Sections ---------- */
.section-title {
  text-align: center;
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--navy);
  margin-bottom: 48px;
  letter-spacing: 0.04em;
}

/* ---------- Steps ---------- */
.steps {
  padding: 88px 0;
  background: var(--white);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.step {
  text-align: center;
  padding: 0 8px;
}

.step-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.step h3 {
  font-size: 1.1rem;
  color: var(--navy);
  margin-bottom: 8px;
}

.step p {
  font-size: 0.9rem;
  color: var(--text-sub);
}

.steps-closing {
  text-align: center;
  margin-top: 56px;
  font-size: 1rem;
  color: var(--pink-deep);
  font-weight: 600;
}

/* ---------- Features ---------- */
.features {
  padding: 88px 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature {
  background: var(--white);
  border-radius: var(--radius);
  padding: 28px 24px;
  box-shadow: 0 2px 12px rgba(27, 27, 58, 0.05);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.feature:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.feature-icon {
  font-size: 1.8rem;
  margin-bottom: 12px;
}

.feature h3 {
  font-size: 1.05rem;
  color: var(--navy);
  margin-bottom: 8px;
}

.feature p {
  font-size: 0.88rem;
  color: var(--text-sub);
}

/* ---------- CTA ---------- */
.cta {
  padding: 88px 0;
  background: linear-gradient(160deg, var(--pink-soft) 0%, var(--bg) 100%);
  text-align: center;
}

.cta h2 {
  font-size: clamp(1.5rem, 3.5vw, 2.2rem);
  color: var(--navy);
  margin-bottom: 36px;
  line-height: 1.5;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy);
  color: rgba(255, 255, 255, 0.85);
  padding: 40px 0;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 24px;
  font-size: 0.88rem;
}

.footer-links a:hover {
  color: var(--pink);
}

.copyright {
  font-size: 0.8rem;
  opacity: 0.7;
}

/* ---------- Legal pages (privacy / terms / contact) ---------- */
.legal {
  padding: 64px 0 88px;
  max-width: 760px;
}

.legal h1 {
  font-size: 1.8rem;
  color: var(--navy);
  margin-bottom: 32px;
}

.legal h2 {
  font-size: 1.2rem;
  color: var(--navy);
  margin: 40px 0 12px;
}

.legal h3 {
  font-size: 1rem;
  color: var(--navy);
  margin: 28px 0 8px;
}

.legal p,
.legal li {
  font-size: 0.95rem;
  color: var(--text);
}

.legal ul,
.legal ol {
  padding-left: 1.4em;
}

.legal li + li {
  margin-top: 4px;
}

.legal p + p,
.legal ul,
.legal ol {
  margin-top: 12px;
}

.legal a {
  color: var(--pink-deep);
  text-decoration: underline;
  text-underline-offset: 2px;
  word-break: break-word;
}

.legal-lead {
  color: var(--text-sub);
  margin-bottom: 8px;
}

.legal-updated {
  font-size: 0.85rem;
  color: var(--text-sub);
  margin-bottom: 32px;
}

.legal .notice {
  background: var(--pink-soft);
  border-left: 4px solid var(--pink);
  border-radius: 8px;
  padding: 12px 16px;
  font-size: 0.88rem;
  color: var(--text-sub);
  margin-bottom: 32px;
}

/* テーブル（第三者サービス一覧・特商法表記など） */
.table-wrap {
  overflow-x: auto;
  margin-top: 16px;
}

.legal table {
  border-collapse: collapse;
  width: 100%;
  min-width: 480px;
  font-size: 0.88rem;
  background: var(--white);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(27, 27, 58, 0.05);
}

.legal th,
.legal td {
  border: 1px solid rgba(27, 27, 58, 0.10);
  padding: 10px 14px;
  text-align: left;
  vertical-align: top;
  line-height: 1.7;
}

.legal th {
  background: var(--pink-soft);
  color: var(--navy);
  font-weight: 700;
  white-space: nowrap;
}

.legal table.spec-table th {
  width: 30%;
  white-space: normal;
}

/* 連絡先カード（お問い合わせページ） */
.contact-list {
  list-style: none;
  padding: 0;
  margin-top: 20px;
  display: grid;
  gap: 16px;
}

.contact-list li {
  background: var(--white);
  border-radius: var(--radius);
  padding: 20px 24px;
  box-shadow: 0 2px 12px rgba(27, 27, 58, 0.05);
  margin-top: 0;
}

.contact-list .contact-label {
  display: block;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 4px;
}

.contact-list .contact-note {
  display: block;
  font-size: 0.85rem;
  color: var(--text-sub);
  margin-top: 4px;
}

.contact-mail {
  font-size: 1.02rem;
  font-weight: 600;
}

.back-link {
  display: inline-block;
  margin-top: 48px;
  color: var(--pink-deep);
  font-weight: 600;
}

/* ---------- Responsive ---------- */
.sp-only {
  display: none;
}

@media (max-width: 860px) {
  .hero-inner {
    flex-direction: column;
    padding-top: 48px;
    padding-bottom: 48px;
    text-align: center;
  }

  .store-badges {
    justify-content: center;
  }

  .steps-grid,
  .features-grid {
    grid-template-columns: 1fr;
    max-width: 420px;
    margin: 0 auto;
  }

  .header-nav {
    gap: 16px;
    font-size: 0.85rem;
  }

  .header-right {
    gap: 12px;
  }

  .lang-switch {
    font-size: 0.72rem;
  }

  .lang-switch a,
  .lang-switch .is-current {
    padding: 3px 6px;
  }

  .sp-only {
    display: inline;
  }
}

@media (max-width: 560px) {
  .header-inner {
    flex-wrap: wrap;
    justify-content: center;
    height: auto;
    padding-top: 10px;
    padding-bottom: 10px;
    gap: 8px;
  }

  .header-right {
    width: 100%;
    justify-content: center;
  }
}