/* ==========================================================================
   nagasakichampon.com — 2026 Under Construction
   長崎ちゃんぽん愛好会 (仮) / Nagasaki Champon Appreciation Society (Tentative)
   ========================================================================== */

:root {
  /* Color Palette: High Contrast Warm Beige & Deep Charcoal Ink */
  --bg-page: #ede3d1;
  --bg-page-subtle: #e4d7bf;
  --bg-card: #fdfbf7;
  --color-ink-primary: #120e0b;
  --color-ink-secondary: #2f2823;
  --color-ink-muted: #4d443e;
  --color-accent: #c43212;
  --color-border: rgba(45, 35, 25, 0.22);
  --color-border-subtle: rgba(45, 35, 25, 0.12);

  /* Typography */
  --font-serif-ja: 'Shippori Mincho', 'Yu Mincho', 'Hiragino Mincho ProN', serif;
  --font-serif-en: 'Cormorant Garamond', 'Times New Roman', serif;
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* Base Reset & Layout */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  min-height: 100%;
}

body {
  background-color: var(--bg-page);
  background-image:
    radial-gradient(ellipse at 50% 15%, rgba(255, 255, 255, 0.7) 0%, transparent 60%),
    radial-gradient(ellipse at 50% 85%, var(--bg-page-subtle) 0%, transparent 70%);
  color: var(--color-ink-primary);
  font-family: var(--font-serif-ja);
  font-feature-settings: "palt";
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 2.5rem 1.25rem;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Main Container Card */
.card {
  width: 100%;
  max-width: 580px;
  background-color: var(--bg-card);
  border: 1px solid var(--color-border);
  border-radius: 18px;
  padding: 2.75rem 2.25rem 2.25rem;
  text-align: center;
  box-shadow:
    0 12px 36px rgba(45, 35, 25, 0.09),
    0 2px 8px rgba(45, 35, 25, 0.05);
  position: relative;
  overflow: hidden;
  animation: pageFadeIn 0.35s ease-out forwards;
}

/* Subtle inner framing line */
.card::before {
  content: "";
  position: absolute;
  top: 14px;
  left: 14px;
  right: 14px;
  bottom: 14px;
  border: 1px solid var(--color-border-subtle);
  border-radius: 12px;
  pointer-events: none;
}

/* Header & Domain Tag */
.card-header {
  margin-bottom: 1.25rem;
  position: relative;
  z-index: 1;
}

.domain-tag {
  font-family: var(--font-serif-en);
  font-size: 0.98rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
}

/* Main Titles */
.title-section {
  margin-bottom: 1.6rem;
  position: relative;
  z-index: 1;
}

.title-ja {
  font-size: 2.1rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--color-ink-primary);
  margin-bottom: 0.45rem;
}

.title-en {
  font-family: var(--font-serif-en);
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--color-ink-secondary);
  font-style: italic;
}

/* Illustration */
.illustration-wrap {
  margin: 0 auto 1.6rem;
  max-width: 360px;
  width: 100%;
  aspect-ratio: 1 / 1;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  z-index: 1;
}

.sketch-image,
.champon-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 14px;
  border: 1px solid rgba(45, 35, 25, 0.22);
  box-shadow: 0 8px 24px rgba(45, 35, 25, 0.12);
  transition: transform 0.35s ease, filter 0.35s ease, box-shadow 0.35s ease;
}

.sketch-image:hover,
.champon-image:hover {
  transform: scale(1.015);
  box-shadow: 0 12px 28px rgba(45, 35, 25, 0.16);
}

.sketch-image {
  mix-blend-mode: multiply;
  filter: contrast(1.22) brightness(0.95);
}

.sketch-image:hover {
  filter: contrast(1.25) brightness(0.94);
}

/* Under Construction Notice */
.notice-section {
  margin-bottom: 1.75rem;
  position: relative;
  z-index: 1;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.45rem 1.2rem;
  background-color: rgba(45, 35, 25, 0.07);
  border: 1px solid rgba(45, 35, 25, 0.26);
  border-radius: 999px;
  margin-bottom: 1.35rem;
}

.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-accent);
  box-shadow: 0 0 0 2px rgba(196, 50, 18, 0.2);
  animation: pulseDot 2s infinite ease-in-out;
}

.badge-text {
  font-family: var(--font-serif-en);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--color-ink-primary);
}

.message-group {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.message-ja {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-ink-primary);
  letter-spacing: 0.06em;
  line-height: 1.8;
}

.message-en {
  font-family: var(--font-serif-en);
  font-size: 1.1rem;
  font-weight: 500;
  font-style: italic;
  color: var(--color-ink-secondary);
  letter-spacing: 0.06em;
  line-height: 1.6;
}

/* Footer */
.card-footer {
  padding-top: 1.35rem;
  border-top: 1px solid var(--color-border-subtle);
  position: relative;
  z-index: 1;
}

.card-footer small {
  font-family: var(--font-serif-en);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--color-ink-muted);
}

/* Animations */
@keyframes pageFadeIn {
  0% {
    opacity: 0.8;
    transform: translateY(6px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulseDot {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.35;
    transform: scale(0.85);
  }
}

/* Responsive Adjustments */
@media (max-width: 480px) {
  body {
    padding: 1.25rem 0.75rem;
  }

  .card {
    padding: 2.25rem 1.25rem 1.75rem;
    border-radius: 14px;
  }

  .card::before {
    top: 8px;
    left: 8px;
    right: 8px;
    bottom: 8px;
  }

  .title-ja {
    font-size: 1.48rem;
    white-space: nowrap;
  }

  .title-en {
    font-size: 0.95rem;
  }

  .illustration-wrap {
    max-width: 280px;
    margin-bottom: 1.35rem;
  }

  .status-badge {
    padding: 0.35rem 0.85rem;
    white-space: nowrap;
  }

  .badge-text {
    font-size: 0.76rem;
    letter-spacing: 0.1em;
  }

  .message-ja {
    font-size: 0.98rem;
  }

  .message-en {
    font-size: 0.98rem;
  }
}