:root {
  --bg: #ffffff;
  --ink: #1f1f1f;
  --muted: #6e6e6e;
  --brand: #4ab134;
  --soon: #c2410c;
  --footer-bg: #eef7ea;
  --line: #06c755;
  --line-hover: #05b34c;
  --line-ink: #ffffff;
}

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

html {
  height: 100%;
}

body {
  min-height: 100%;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  background: var(--bg);
  color: var(--ink);
  font-family: "Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic", sans-serif;
  -webkit-font-smoothing: antialiased;
}

.site-header {
  width: 100%;
  padding: 16px 24px;
  background: var(--brand);
  color: #fff;
  text-align: center;
}

.site-header-name {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  line-height: 1.4;
}

.page {
  width: 100%;
  max-width: 420px;
  min-width: 0;
  margin: 0 auto;
  padding: 64px 24px 0;
  text-align: center;
}

.company-name {
  margin-bottom: 20px;
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  line-height: 1.4;
  color: var(--ink);
  animation: rise 0.8s ease-out both;
}

.logo-lockup {
  --arch-gap: 16px;
  container-type: inline-size;
  position: relative;
  width: min(300px, 100%);
  margin: calc(var(--arch-gap) + 1.2em) auto 28px;
  animation: rise 0.8s ease-out 0.06s both;
}

.logo {
  display: block;
  width: 100%;
  height: auto;
}

.logo-arch {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.logo-arch span {
  position: absolute;
  left: 50%;
  top: 50%;
  font-size: clamp(1.7rem, 6vw, 2.15rem);
  font-weight: 700;
  line-height: 1;
  color: var(--brand);
  transform: translate(-50%, -50%) rotate(var(--a)) translateY(calc(-50cqi - var(--arch-gap) - 0.5em));
}

.logo-arch span:nth-child(1) { --a: -30deg; }
.logo-arch span:nth-child(2) { --a: -10deg; }
.logo-arch span:nth-child(3) { --a: 10deg; }
.logo-arch span:nth-child(4) { --a: 30deg; }

.coming-soon {
  font-size: clamp(1.7rem, 6vw, 2.15rem);
  font-weight: 700;
  letter-spacing: 0.14em;
  line-height: 1.3;
  color: var(--soon);
  animation: rise 0.8s ease-out 0.12s both;
}

.message {
  margin-top: 14px;
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  line-height: 1.8;
  color: var(--ink);
  overflow-wrap: anywhere;
  word-break: break-all;
  animation: rise 0.8s ease-out 0.18s both;
}

.divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin: 20px auto 16px;
  animation: rise 0.8s ease-out 0.24s both;
}

.divider::before,
.divider::after {
  content: "";
  width: 64px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--brand), transparent);
}

.divider-mark {
  width: 7px;
  height: 7px;
  border: 1px solid var(--brand);
  transform: rotate(45deg);
}

.open-date {
  display: inline-block;
  min-width: 240px;
  padding: 18px 28px 16px;
  border: 1px solid rgba(74, 177, 52, 0.35);
  animation: rise 0.8s ease-out 0.3s both;
}

.open-date .label {
  display: block;
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.38em;
  color: var(--brand);
  margin-bottom: 6px;
}

.open-date .date {
  display: block;
  font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Hiragino Sans", sans-serif;
  font-size: clamp(1.7rem, 7vw, 2.4rem);
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1.3;
  white-space: nowrap;
  color: var(--ink);
}

.open-date .unit {
  display: block;
  margin-top: 6px;
  font-size: 1.05rem;
  font-weight: 500;
  letter-spacing: 0.42em;
  color: var(--ink);
}

.note {
  margin: 8px 0 0;
  font-size: 0.88rem;
  letter-spacing: 0.04em;
  line-height: 1.8;
  color: var(--muted);
  overflow-wrap: anywhere;
}

.cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: 36px;
  animation: rise 0.8s ease-out 0.42s both;
}

.cta-label {
  font-size: 1.1rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  margin: 0;
}

.line-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-width: 260px;
  margin-top: 24px;
  padding: 15px 28px;
  background: var(--line);
  color: var(--line-ink);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-decoration: none;
  border-radius: 999px;
  box-shadow: 0 8px 18px rgba(6, 199, 85, 0.22);
  transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.line-button:hover {
  background: var(--line-hover);
  transform: translateY(-1px);
  box-shadow: 0 12px 22px rgba(6, 199, 85, 0.28);
}

.line-button:active {
  transform: translateY(0);
}

.line-icon {
  font-size: 1.35rem;
  line-height: 1;
}

.site-footer {
  width: 100%;
  margin-top: 72px;
  padding: 40px 24px 36px;
  background: var(--footer-bg);
  text-align: center;
}

.footer-logo {
  display: block;
  width: 96px;
  height: auto;
  margin: 0 auto 12px;
}

.footer-tagline {
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--brand);
  margin-bottom: 20px;
}

.footer-company {
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}

.footer-address {
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  line-height: 1.7;
  color: var(--muted);
}

.footer-social {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 22px;
  list-style: none;
  margin: 24px 0 28px;
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  color: var(--ink);
  font-size: 1.35rem;
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-social a:hover {
  color: var(--brand);
}

.footer-copy {
  font-size: 0.7rem;
  letter-spacing: 0.03em;
  line-height: 1.6;
  color: var(--muted);
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 400px) {
  .logo-lockup {
    width: min(300px, 78vw);
  }

  .coming-soon {
    letter-spacing: 0.08em;
  }

  .message {
    font-size: 0.88rem;
    letter-spacing: 0.02em;
  }

  .line-button {
    width: 100%;
    min-width: 0;
  }
}

@media (max-height: 820px) {
  .page {
    padding: 36px 20px 0;
  }

  .company-name {
    margin-bottom: 14px;
  }

  .logo-lockup {
    margin-bottom: 18px;
  }

  .open-date {
    padding: 14px 24px 12px;
  }

  .cta {
    margin-top: 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .company-name,
  .logo-lockup,
  .coming-soon,
  .message,
  .divider,
  .open-date,
  .note,
  .cta {
    animation: none;
  }
}