/* ============================================================
   SAKURA & KANJI JAPANESE THEME + GLOBAL MOBILE MODE OPTIMIZATION
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Shippori+Mincho:wght@600;700;800;900&display=swap');

/* ── Floating Kanji Watermarks Background ── */
.sakura-kanji-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
  user-select: none;
}

.kanji-watermark {
  position: absolute;
  font-family: 'Shippori Mincho', 'Noto Serif JP', 'Georgia', serif;
  font-weight: 900;
  color: rgba(220, 38, 38, 0.038);
  font-size: clamp(3.5rem, 10vw, 14rem);
  line-height: 1;
  white-space: nowrap;
  animation: floatKanji 18s ease-in-out infinite alternate;
  will-change: transform;
}

@keyframes floatKanji {
  0% { transform: translateY(0) rotate(-2deg); }
  50% { transform: translateY(-18px) rotate(2deg); }
  100% { transform: translateY(0) rotate(-2deg); }
}

/* ── Sakura Petals Container ── */
.sakura-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 1;
  overflow: hidden;
}

.sakura-petal {
  position: absolute;
  top: -40px;
  user-select: none;
  pointer-events: none;
  animation: fallSakura linear infinite;
  will-change: transform;
  filter: drop-shadow(0 2px 6px rgba(220, 38, 38, 0.2));
}

@keyframes fallSakura {
  0% {
    transform: translateY(0) rotate(0deg) translateX(0);
    opacity: 0.95;
  }
  50% {
    transform: translateY(50vh) rotate(180deg) translateX(28px);
    opacity: 0.8;
  }
  100% {
    transform: translateY(105vh) rotate(360deg) translateX(-18px);
    opacity: 0;
  }
}

/* ── Global Mobile Mode Optimization ── */
@media (max-width: 768px) {
  html, body {
    overflow-x: hidden !important;
    touch-action: manipulation;
  }

  .kanji-watermark {
    font-size: clamp(2.5rem, 12vw, 6rem) !important;
    opacity: 0.025 !important;
  }

  /* Header mobile padding */
  .site-header, header, nav, .nav-bar, .header {
    padding-left: 12px !important;
    padding-right: 12px !important;
  }

  /* Touch targets minimum size */
  button, .btn, input, select, textarea, .nav-btn, .tab-btn {
    touch-action: manipulation;
  }

  /* Modals and Cards responsiveness */
  .modal-box, .card-box, .login-card, .container {
    width: 94% !important;
    max-width: 100% !important;
    padding-left: 1rem !important;
    padding-right: 1rem !important;
  }

  /* Package grid & features responsive 1-column */
  .package-grid, .features-grid, .stats-grid, .grid-2col, .grid-3col {
    grid-template-columns: 1fr !important;
    gap: 14px !important;
  }

  /* Responsive image scaling */
  img {
    max-width: 100% !important;
    height: auto !important;
  }

  /* Audio player fit on mobile */
  audio, .audio-box {
    max-width: 100% !important;
  }
}