/* heisei.day */
/* Colors: #B8D4E3, #F5C6AA, #F0F4F8, #1A1A2E, #D4A574, #7EC8A0, #C5B3D4, #E8A0BF */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Zen Kaku Gothic New', sans-serif; font-weight: 400; font-size: 17px; line-height: 1.75; background: #F0F4F8; color: #1A1A2E; overflow-x: hidden; }
.hero { min-height: 100vh; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 40px; background: linear-gradient(180deg, #B8D4E3, #F0F4F8); }
.hero-title { font-family: 'Zen Maru Gothic', sans-serif; font-weight: 700; font-size: clamp(4rem, 12vw, 9rem); color: #1A1A2E; text-shadow: 0 2px 20px rgba(184, 212, 227, 0.6); opacity: 0; animation: fadeIn 2s 0.6s ease forwards; }
.hero-date { font-family: 'DM Mono', monospace; font-size: 18px; color: #D4A574; letter-spacing: 0.06em; margin-top: 16px; opacity: 0; animation: fadeIn 1s 1.5s ease forwards; }
@keyframes fadeIn { to { opacity: 1; } }
.decade { padding: 100px 40px; display: flex; flex-direction: column; align-items: center; text-align: center; }
.decade-90s { background: linear-gradient(180deg, #F5C6AA 0%, #F0F4F8 100%); }
.decade-00s { background: linear-gradient(180deg, #B8D4E3 0%, #F0F4F8 100%); }
.decade-10s { background: #FAFAFA; padding: 160px 40px; }
.decade-title { font-family: 'Zen Maru Gothic', sans-serif; font-weight: 700; font-size: clamp(2rem, 5vw, 3.5rem); color: #1A1A2E; margin-bottom: 8px; }
.decade-label { font-family: 'DM Mono', monospace; font-size: 13px; color: #D4A574; letter-spacing: 0.06em; margin-bottom: 48px; }
.memory-grid { display: flex; gap: 24px; flex-wrap: wrap; justify-content: center; max-width: 700px; }
.memory-card { background: white; padding: 8px 8px 16px; box-shadow: 0 2px 12px rgba(0,0,0,0.08); border-radius: 4px; width: 180px; transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s ease; }
.memory-card:hover { transform: translateY(-4px) rotate(0deg) !important; box-shadow: 0 8px 24px rgba(0,0,0,0.12); }
.card-photo { width: 100%; height: 140px; border-radius: 2px; }
.card-caption { font-family: 'Shippori Mincho', serif; font-weight: 500; font-size: 13px; color: #1A1A2E; margin-top: 10px; text-align: center; }
.spread { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; max-width: 700px; align-items: center; }
.spread-text p { font-size: 16px; color: #1A1A2E; text-align: left; line-height: 1.85; }
.glossy-box { width: 120px; height: 200px; background: linear-gradient(135deg, #F0F4F8, #B8D4E3); border-radius: 16px; box-shadow: 0 4px 20px rgba(184, 212, 227, 0.4); margin: 0 auto; }
.object-label { font-family: 'DM Mono', monospace; font-size: 12px; color: #D4A574; margin-top: 12px; text-align: center; }
.farewell-text { font-family: 'Shippori Mincho', serif; font-weight: 500; font-size: clamp(1.5rem, 3vw, 2.5rem); color: #1A1A2E; opacity: 0.85; }
.site-footer { text-align: center; padding: 48px 40px; background: #FAFAFA; }
.site-footer p { font-family: 'DM Mono', monospace; font-size: 12px; color: #D4A574; letter-spacing: 0.04em; }
@media (max-width: 768px) { .decade { padding: 60px 24px; } .spread { grid-template-columns: 1fr; } .memory-card { width: 150px; } }