.navi-header,.tb-header{background:linear-gradient(135deg,#667eea,#764ba2);padding:2.5rem 2rem;text-align:center;box-shadow:0 4px 20px #00000026;position:static!important;z-index:auto!important}.header-content{max-width:75rem;margin:0 auto}.header-title{font-size:2.5rem;font-weight:700;color:#fff;margin:0;text-shadow:0 2px 10px rgba(0,0,0,.2)}.header-subtitle{font-size:1.1rem;color:#ffffffe6;margin:.5rem 0 0;font-weight:300}.tab-navigation{display:flex;justify-content:center;gap:.5rem;padding:1.5rem 1rem .5rem;border-bottom:2px solid #e9ecef;position:sticky;top:0;z-index:900;box-shadow:0 2px 10px #0000000d;backdrop-filter:blur(10px);background:linear-gradient(to bottom,#f8f9faf2,#fffffff2)}.tab-btn{display:flex;align-items:center;gap:.5rem;padding:.875rem 1.5rem;background:#fff;border:2px solid #e9ecef;border-radius:12px 12px 0 0;cursor:pointer;font-size:1rem;font-weight:500;color:#495057;transition:all .25s ease;border-bottom:3px solid transparent}.tab-btn:hover{background:#f8f9fa;border-color:#667eea;color:#667eea;transform:translateY(-2px)}.tab-btn.active{background:#fff;border-color:#667eea;color:#667eea;font-weight:600;border-bottom-color:#667eea;box-shadow:0 -2px 10px #667eea1a}.tab-btn .material-symbols-outlined{font-size:1.25rem}@media (max-width: 768px){.tab-navigation{gap:.25rem;padding:1rem .5rem .25rem}.tab-btn{padding:.75rem 1rem;font-size:.9rem}.tab-btn span:not(.material-symbols-outlined){display:none}.tab-btn .material-symbols-outlined{font-size:1.5rem}}.tab-content{display:none;animation:fadeIn .4s ease}.tab-content.active{display:block}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.navi-grid-container,.tb-grid-container{display:grid;grid-template-columns:repeat(auto-fill,minmax(17.5rem,1fr));gap:1.5rem;padding:2rem;max-width:87.5rem;margin:0 auto}@media (max-width: 768px){.navi-grid-container,.tb-grid-container{grid-template-columns:repeat(auto-fill,minmax(15rem,1fr));gap:1rem;padding:1rem}}.navi-card,.tb-card{background:#fff;border-radius:16px;overflow:hidden;cursor:pointer;transition:transform .25s ease,box-shadow .25s ease;box-shadow:0 4px 12px #00000014}.navi-card:hover,.tb-card:hover{transform:translateY(-8px);box-shadow:0 12px 28px #00000026}.navi-card-image,.tb-card-image{width:100%;aspect-ratio:16 / 9;object-fit:cover;background:linear-gradient(135deg,#f5f7fa,#c3cfe2)}#endings-content .navi-card-image,#endings-content .tb-card-image{aspect-ratio:4 / 5}.navi-card-content,.tb-card-content{padding:1.25rem}.navi-card-title,.tb-card-title{font-size:1.1rem;font-weight:600;color:#212529;margin:0 0 .5rem;line-height:1.4}.navi-card-desc,.tb-card-desc{font-size:.9rem;color:#6c757d;margin:0;line-height:1.5}.navi-card-badge,.tb-card-badge{display:inline-block;padding:.25rem .75rem;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;font-size:.75rem;font-weight:600;border-radius:12px;margin-top:.75rem}.polaroid-card{background:linear-gradient(145deg,#fff,#f8f9fa);padding:.75rem;box-shadow:0 6px 20px #0000001f;border:1px solid #e9ecef}.polaroid-card:hover{box-shadow:0 12px 32px #667eea33}.polaroid-card .navi-card-image,.polaroid-card .tb-card-image{border:6px solid #ffffff;box-shadow:0 3px 10px #00000026;border-radius:8px;aspect-ratio:529 / 514}.polaroid-card-footer{display:flex;justify-content:space-between;align-items:center;margin-top:.75rem;padding-top:.75rem;border-top:2px solid #e9ecef}.polaroid-stage{display:flex;align-items:center;gap:.25rem;font-size:.85rem;font-weight:600;color:#667eea}.polaroid-group-badge{display:inline-flex;align-items:center;padding:.25rem .6rem;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;font-size:.75rem;font-weight:600;border-radius:12px;box-shadow:0 2px 6px #667eea4d;letter-spacing:.02rem}#photos-grid{grid-template-columns:repeat(auto-fill,minmax(8.75rem,1fr))}@media (max-width: 768px){#photos-grid{grid-template-columns:repeat(auto-fill,minmax(7.5rem,1fr))}}.photo-card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 4px 12px #00000014;transition:all .3s cubic-bezier(.4,0,.2,1);aspect-ratio:1 / 1}.photo-card:hover{transform:translateY(-4px);box-shadow:0 8px 20px #00000026}.photo-card img{width:100%;height:100%;object-fit:cover;display:block;background:linear-gradient(135deg,#f5f7fa,#c3cfe2)}.polaroid-modal-content{background:#fff;border-radius:24px;padding:2.5rem;max-width:56.25rem;width:90%;max-height:90vh;overflow-y:auto;position:relative;box-shadow:0 25px 70px #00000059}.polaroid-detail{display:flex;flex-direction:column;gap:2rem}.polaroid-images{position:relative;width:100%;max-width:37.5rem;margin:0 auto}.polaroid-img{width:100%;height:auto;object-fit:contain;border-radius:16px;background:linear-gradient(145deg,#f8f9fa,#e9ecef);box-shadow:0 8px 24px #00000026;transition:opacity .4s ease;border:8px solid #ffffff}.polaroid-img.hidden{opacity:0;position:absolute;top:0;left:0}.flip-polaroid-btn{display:flex;align-items:center;justify-content:center;gap:.5rem;padding:1rem 2rem;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:14px;font-size:1.05rem;font-weight:600;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:0 4px 15px #667eea4d}.flip-polaroid-btn:hover{transform:translateY(-3px);box-shadow:0 8px 25px #667eea80}.flip-polaroid-btn .material-symbols-outlined{transition:transform .5s ease}.flip-polaroid-btn:hover .material-symbols-outlined{transform:rotateY(180deg)}.polaroid-info{padding:2rem;background:linear-gradient(145deg,#f8f9fa,#fff);border-radius:16px;border:2px solid #e9ecef}.polaroid-info h3{margin:0 0 1.5rem;color:#212529;font-size:1.5rem;font-weight:700;padding-bottom:.75rem;border-bottom:3px solid #667eea}.polaroid-info-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(12.5rem,1fr));gap:1.5rem}.polaroid-info-item{display:flex;gap:1rem;align-items:flex-start;padding:1rem;background:#fff;border-radius:12px;box-shadow:0 2px 8px #0000000d;transition:all .3s ease}.polaroid-info-item:hover{transform:translateY(-2px);box-shadow:0 4px 12px #667eea26}.polaroid-info-item.polaroid-info-full{grid-column:1 / -1}.polaroid-info-item .material-symbols-outlined{color:#667eea;font-size:1.5rem;flex-shrink:0}.polaroid-info-item strong{display:block;color:#495057;font-size:.85rem;font-weight:600;text-transform:uppercase;letter-spacing:.03rem;margin-bottom:.25rem}.polaroid-info-item p{margin:0;color:#212529;line-height:1.6;font-size:.95rem}#back-to-tabs{display:flex;align-items:center;gap:.5rem;padding:.75rem 1.25rem;background:#fffffff2;border:2px solid #667eea;border-radius:12px;color:#667eea;font-weight:600;cursor:pointer;transition:all .3s ease}#back-to-tabs:hover{background:#667eea;color:#fff;transform:translate(-4px)}@media (max-width: 768px){.header-title{font-size:2rem}.header-subtitle,.navi-card-title,.tb-card-title{font-size:1rem}.navi-card-desc,.tb-card-desc{font-size:.85rem}.polaroid-modal-content{width:95%;padding:1.5rem}.polaroid-info{padding:1.25rem}.polaroid-info h3{font-size:1.25rem}.polaroid-info-grid{grid-template-columns:1fr;gap:1rem}.polaroid-info-item{padding:.875rem}.flip-polaroid-btn{padding:.875rem 1.5rem;font-size:.95rem}.polaroid-card .navi-card-image,.polaroid-card .tb-card-image{border-width:4px}}body.dark-mode .navi-header,body.dark-mode .tb-header{background:linear-gradient(135deg,#4a5568,#2d3748)}body.dark-mode .tab-navigation{background:linear-gradient(to bottom,#2d3748f2,#1a202cf2);border-bottom-color:#4a5568}body.dark-mode .tab-btn{background:#2d3748;border-color:#4a5568;color:#e2e8f0}body.dark-mode .tab-btn:hover{background:#374151;border-color:#667eea;color:#667eea}body.dark-mode .tab-btn.active{background:#374151;color:#667eea;border-bottom-color:#667eea}body.dark-mode .navi-card,body.dark-mode .tb-card{background:#2d3748;box-shadow:0 4px 12px #0000004d}body.dark-mode .navi-card-title,body.dark-mode .tb-card-title{color:#e2e8f0}body.dark-mode .navi-card-desc,body.dark-mode .tb-card-desc{color:#a0aec0}body.dark-mode .polaroid-card{background:linear-gradient(145deg,#2d3748,#1a202c);border-color:#4a5568}body.dark-mode .polaroid-card .navi-card-image,body.dark-mode .polaroid-card .tb-card-image{border-color:#2d3748}body.dark-mode .polaroid-card-footer{border-top-color:#4a5568}body.dark-mode .polaroid-modal-content{background:#2d3748}body.dark-mode .polaroid-img{background:linear-gradient(145deg,#1a202c,#2d3748);border-color:#1a202c}body.dark-mode .polaroid-info{background:linear-gradient(145deg,#1a202c,#2d3748);border-color:#4a5568}body.dark-mode .polaroid-info h3{color:#e2e8f0;border-bottom-color:#667eea}body.dark-mode .polaroid-info-item{background:#2d3748}body.dark-mode .polaroid-info-item strong{color:#a0aec0}body.dark-mode .polaroid-info-item p{color:#e2e8f0}