:root{--primary:#D84F5F;--primary-light:#F5A1A9;--secondary:#4A6FA5;--accent:#F9D770;--bg:#FFF8F3;--text:#2C2C2C;--text-light:#6B6B6B;--border:#E8D7CF;--card-bg:#FFFFFF;--shadow:rgba(216, 79, 95, 0.1);--success:#5CB85C}*{margin:0;padding:0;box-sizing:border-box}body{font-family:'Zen Maru Gothic',sans-serif;background:var(--bg);color:var(--text);line-height:1.7;overflow-x:hidden}header{background:var(--card-bg);padding:1rem 1.25rem;position:sticky;top:0;z-index:100;border-bottom:2px solid var(--primary);box-shadow:0 4px 12px var(--shadow);animation:slideDown .5s ease-out}@keyframes slideDown{from{transform:translateY(-100%);opacity:0}to{transform:translateY(0);opacity:1}}.header-content{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;align-items:center}.logo{font-family:'Shippori 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tr:nth-child(even){background:var(--bg)}.modal-description table tbody tr:hover{background:rgba(216,79,95,.06)}.modal-description table th,.modal-description table td{padding:.6rem .85rem;text-align:left;vertical-align:top}.modal-description table tbody th{background:var(--bg);color:var(--text);font-weight:600;white-space:nowrap;width:30%;border-right:1px solid var(--border)}.modal-actions{display:flex;gap:1rem;flex-wrap:wrap}.action-btn{flex:1;min-width:120px;padding:.9rem 1.5rem;border:2px solid var(--border);background:var(--card-bg);border-radius:12px;cursor:pointer;transition:all 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svg{width:32px;height:32px}.share-option:hover .share-icon svg{transform:scale(1.1);transition:transform .3s}footer{background:var(--card-bg);padding:2rem 1.25rem;margin-top:4rem;border-top:2px solid var(--border)}.footer-content{max-width:1200px;margin:0 auto;text-align:center;color:var(--text-light);font-size:.9rem}.empty-state{text-align:center;padding:4rem 2rem;display:none}.empty-state.active{display:block}.empty-icon{font-size:4rem;margin-bottom:1rem}.empty-text{font-size:1.1rem;color:var(--text-light)}.loading-overlay{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(255,255,255,.9);z-index:9999;justify-content:center;align-items:center}.loading-overlay.active{display:flex}.loading-spinner{width:50px;height:50px;border:5px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.toast{position:fixed;bottom:2rem;left:50%;transform:translateX(-50%) translateY(100px);background:var(--text);color:#fff;padding:1rem 1.5rem;border-radius:12px;box-shadow:0 8px 24px rgba(0,0,0,.2);z-index:2000;opacity:0;transition:all .3s}.toast.active{transform:translateX(-50%) translateY(0);opacity:1}.toast.success{background:var(--success)}.toast.error{background:#d9534f}@media (min-width:768px){.hero h1{font-size:2.75rem}.hero p{font-size:1.1rem}.anniversary-grid{grid-template-columns:repeat(2,1fr)}.filter-tabs{justify-content:center}nav{gap:2rem}nav a{font-size:1rem}}@media (min-width:1024px){.anniversary-grid{grid-template-columns:repeat(3,1fr)}header{padding:1.25rem 2rem}main{padding:0 2rem 4rem}.hero{padding:4rem 2rem 3rem}}@media (max-width:480px){.share-options{grid-template-columns:repeat(2,1fr)}.anniversary-table td,.anniversary-table th{padding:.6rem .8rem;font-size:.85rem}}#pagination{margin:2rem auto;max-width:800px;padding:0 1.25rem}.pagination-container{display:flex;justify-content:center;align-items:center;gap:.5rem;flex-wrap:wrap}.pagination-btn{padding:.6rem 1rem;background:var(--card-bg);border:2px solid var(--border);border-radius:8px;font-family:inherit;font-size:.9rem;font-weight:500;color:var(--text);cursor:pointer;transition:all .3s}.pagination-btn:hover:not(.disabled){background:var(--primary);border-color:var(--primary);color:#fff}.pagination-btn.disabled{opacity:.4;cursor:not-allowed}.pagination-numbers{display:flex;align-items:center;gap:.25rem}.pagination-num{width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:var(--card-bg);border:2px solid var(--border);border-radius:8px;font-family:inherit;font-size:.95rem;font-weight:500;color:var(--text);cursor:pointer;transition:all .3s}.pagination-num:hover{background:var(--primary-light);border-color:var(--primary-light)}.pagination-num.active{background:var(--primary);border-color:var(--primary);color:#fff}.pagination-ellipsis{padding:0 .5rem;color:var(--text-light)}.pagination-info{text-align:center;margin-top:1rem;font-size:.9rem;color:var(--text-light)}@media (max-width:600px){.pagination-container{gap:.3rem}.pagination-btn{padding:.5rem .75rem;font-size:.8rem}.pagination-num{width:36px;height:36px;font-size:.85rem}}.monthly-nav-section{max-width:1200px;margin:0 auto 2rem;padding:0 1.25rem;animation:fadeInUp .7s ease-out .5s both}.monthly-nav-title{font-family:'Shippori Mincho',serif;font-size:1.3rem;color:var(--text);text-align:center;margin-bottom:1rem}.monthly-nav-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:.75rem}.monthly-nav-item{display:flex;align-items:center;justify-content:center;padding:.8rem .5rem;background:var(--card-bg);border:2px solid var(--border);border-radius:12px;text-decoration:none;color:var(--text);transition:all .3s;font-size:.9rem}.monthly-nav-item:hover{border-color:var(--primary);background:var(--primary-light);transform:translateY(-2px);box-shadow:0 4px 12px var(--shadow)}.monthly-nav-item.active{background:var(--primary);border-color:var(--primary);color:#fff}.month-num{font-family:'Shippori Mincho',serif;font-weight:700;font-size:1.2rem;color:var(--primary);margin-right:.25rem}.monthly-nav-item.active .month-num,.monthly-nav-item:hover .month-num{color:inherit}.month-label{font-size:.85rem}@media (min-width:768px){.monthly-nav-grid{grid-template-columns:repeat(6,1fr)}.monthly-nav-title{font-size:1.5rem;margin-bottom:1.5rem}}@media (min-width:1024px){.monthly-nav-grid{grid-template-columns:repeat(12,1fr)}.monthly-nav-item{flex-direction:column;padding:1rem .5rem}.month-num{font-size:1.5rem;margin-right:0;margin-bottom:.25rem}}.seo-content-section{background:var(--card-bg);padding:3rem 1.25rem;margin-top:3rem;border-top:2px solid var(--border)}.seo-content-container{max-width:1200px;margin:0 auto}.seo-content-section h2{font-family:'Shippori Mincho',serif;font-size:1.5rem;color:var(--text);margin-bottom:1rem;text-align:center}.seo-intro{text-align:center;color:var(--text-light);margin-bottom:2rem;line-height:1.8}.seo-monthly-grid{display:grid;grid-template-columns:1fr;gap:1rem;margin-bottom:3rem}.seo-month-card{background:var(--bg);padding:1.25rem;border-radius:12px;border:1px solid var(--border)}.seo-month-card h3{font-family:'Shippori Mincho',serif;font-size:1.1rem;color:var(--primary);margin-bottom:.5rem}.seo-month-card p{font-size:.9rem;color:var(--text-light);line-height:1.7;margin:0}.seo-month-card strong{color:var(--text);font-weight:600}.seo-faq{background:var(--bg);padding:2rem;border-radius:16px;border:2px solid var(--border)}.seo-faq h2{margin-bottom:1.5rem}.faq-list{display:flex;flex-direction:column;gap:1rem}.faq-item{background:var(--card-bg);padding:1.25rem;border-radius:12px;border:1px solid var(--border)}.faq-item dt{font-weight:600;color:var(--text);margin-bottom:.5rem;font-size:1rem}.faq-item dd{color:var(--text-light);font-size:.9rem;line-height:1.7;margin:0}@media (min-width:768px){.seo-monthly-grid{grid-template-columns:repeat(2,1fr)}.seo-content-section{padding:4rem 2rem}.seo-faq{padding:2.5rem}}@media (min-width:1024px){.seo-monthly-grid{grid-template-columns:repeat(3,1fr)}.seo-content-section h2{font-size:1.75rem}.faq-list{display:grid;grid-template-columns:repeat(2,1fr)}}.share-section{margin:2rem 0;padding:1.5rem;background:var(--card-bg);border-radius:12px;text-align:center}.share-section-title{font-size:.9rem;color:var(--text-light);margin-bottom:1rem}.share-buttons{display:flex;justify-content:center;gap:.75rem;flex-wrap:wrap}.share-btn{display:inline-flex;align-items:center;gap:.5rem;padding:.7rem 1.2rem;border-radius:25px;font-size:.9rem;font-weight:500;text-decoration:none;transition:all .3s;border:none;cursor:pointer;font-family:inherit}.share-btn:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,0,0,.15)}.share-btn-x{background:#000;color:#fff}.share-btn-x:hover{background:#333}.share-btn-facebook{background:#1877f2;color:#fff}.share-btn-facebook:hover{background:#0d65d9}.share-btn-line{background:#06c755;color:#fff}.share-btn-line:hover{background:#05b04c}.share-btn-copy{background:var(--secondary);color:#fff}.share-btn-copy:hover{background:#3d5d8a}.share-btn-copy.copied{background:var(--success)}.share-btn svg{width:18px;height:18px;fill:currentColor}@media (max-width:480px){.share-buttons{gap:.5rem}.share-btn{padding:.6rem 1rem;font-size:.85rem}.share-btn span{display:none}.share-btn svg{width:20px;height:20px}}