:root{--bg-color: #0f1115;--card-bg: rgba(30, 34, 42, .6);--card-border: rgba(255, 255, 255, .1);--accent-primary: #6366f1;--accent-hover: #4f46e5;--text-main: #e2e8f0;--text-muted: #94a3b8;--success: #10b981;--error: #ef4444;--accent-secondary: #ec4899}body{font-family:Inter,Noto Sans JP,sans-serif;background-color:var(--bg-color);background-image:radial-gradient(circle at 10% 20%,rgba(99,102,241,.15) 0%,transparent 20%),radial-gradient(circle at 90% 80%,rgba(16,185,129,.1) 0%,transparent 20%);color:var(--text-main);margin:0;min-height:100vh;display:flex;flex-direction:column;align-items:center;padding:2rem;box-sizing:border-box}.container{width:100%;max-width:900px;background:var(--card-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--card-border);border-radius:16px;padding:2rem;box-shadow:0 8px 32px #0003;transition:all .3s ease}h1{font-size:2rem;font-weight:700;margin-top:0;margin-bottom:.5rem;background:linear-gradient(135deg,#fff,#cbd5e1);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;text-align:center}p.subtitle{text-align:center;color:var(--text-muted);margin-bottom:2rem}.form-group{margin-bottom:1.5rem}label{display:block;font-size:.875rem;font-weight:500;color:var(--text-muted);margin-bottom:.5rem}input[type=text],input[type=datetime-local],select{width:100%;background:#0f1115cc;border:1px solid var(--card-border);border-radius:8px;padding:.75rem 1rem;font-family:inherit;color:var(--text-main);font-size:1rem;transition:border-color .2s;box-sizing:border-box}input:focus,select:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 2px #6366f133}.file-upload-wrapper{position:relative;margin-bottom:2rem}.file-upload-input{position:absolute;width:100%;height:100%;opacity:0;cursor:pointer;z-index:2}.file-upload-box{display:flex;flex-direction:column;align-items:center;justify-content:center;background:#0f111566;border:2px dashed var(--card-border);border-radius:12px;padding:2rem;transition:all .2s}.file-upload-wrapper:hover .file-upload-box{border-color:var(--accent-primary);background:#6366f10d}.file-name{margin-top:.5rem;font-weight:500;color:var(--accent-primary)}.controls-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:1rem;margin-bottom:2rem}@media(max-width:600px){.controls-grid{grid-template-columns:1fr}}.btn-analyze{width:100%;padding:1rem;background:var(--accent-primary);color:#fff;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:background .2s,transform .1s}.btn-analyze:hover{background:var(--accent-hover)}.btn-analyze:active{transform:scale(.98)}.btn-analyze:disabled{background:var(--text-muted);cursor:not-allowed;opacity:.5}#result-area{margin-top:2rem;display:none;animation:fadeIn .5s ease}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.summary-stats{display:flex;justify-content:space-between;margin-bottom:1rem;padding-bottom:1rem;border-bottom:1px solid var(--card-border)}.stat-item{text-align:center}.stat-value{font-size:1.25rem;font-weight:700;color:var(--success)}.stat-label{font-size:.75rem;color:var(--text-muted)}table{width:100%;border-collapse:collapse}th{text-align:left;padding:.75rem;font-size:.875rem;color:var(--text-muted);border-bottom:1px solid var(--card-border)}td{padding:.75rem;border-bottom:1px solid rgba(255,255,255,.05)}tr:last-child td{border-bottom:none}td label{margin-bottom:0;color:var(--text-main);cursor:pointer}.amount-cell{text-align:right;font-variant-numeric:tabular-nums;font-weight:600}.copy-controls{display:flex;align-items:center;justify-content:space-between;margin-bottom:1rem;background:#0f111566;padding:.75rem;border-radius:8px;border:1px solid var(--card-border)}.copy-options{display:flex;gap:1rem;align-items:center}.checkbox-label{display:inline-flex;align-items:center;gap:.35rem;font-size:.875rem;cursor:pointer;color:var(--text-main);line-height:1;vertical-align:middle;margin-bottom:0}.checkbox-label input[type=checkbox],input[type=checkbox]{appearance:none;-webkit-appearance:none;width:1.25rem;height:1.25rem;background:#ffffff1a;border:1px solid var(--card-border);border-radius:4px;cursor:pointer;position:relative;vertical-align:middle;transition:all .2s;margin-right:.5rem}.checkbox-label input[type=checkbox]:checked,input[type=checkbox]:checked{background:var(--accent-primary);border-color:var(--accent-primary)}.checkbox-label input[type=checkbox]:checked:after,input[type=checkbox]:checked:after{content:"";position:absolute;left:6px;top:2px;width:5px;height:10px;border:solid white;border-width:0 2px 2px 0;transform:rotate(45deg)}.checkbox-label input[type=checkbox]:hover,input[type=checkbox]:hover{border-color:var(--accent-primary);background:#fff3}.checkbox-label input[type=checkbox]:checked:hover,input[type=checkbox]:checked:hover{background:var(--accent-hover)}.btn-copy{padding:.5rem 1rem;background:#ffffff1a;color:var(--text-main);border:1px solid var(--card-border);border-radius:6px;font-size:.875rem;cursor:pointer;transition:all .2s}.btn-copy:hover{background:#fff3}.check-col{width:40px;text-align:center}.loading-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#000000b3;backdrop-filter:blur(4px);display:flex;justify-content:center;align-items:center;z-index:1000;flex-direction:column;color:#fff;font-weight:500}.spinner{width:40px;height:40px;border:3px solid rgba(255,255,255,.3);border-radius:50%;border-top-color:#fff;animation:spin 1s ease-in-out infinite;margin-bottom:1rem}@keyframes spin{to{transform:rotate(360deg)}}.hidden{display:none!important}.modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#000000b3;backdrop-filter:blur(4px);z-index:1000;display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity .3s}.modal-overlay.active{opacity:1;pointer-events:auto}.modal-container{background:var(--card-bg);border:1px solid var(--card-border);border-radius:12px;width:90%;max-width:800px;max-height:90vh;overflow-y:auto;position:relative;box-shadow:0 10px 25px #00000080;transform:translateY(20px);transition:transform .3s}.modal-overlay.active .modal-container{transform:translateY(0)}.modal-header{padding:1.5rem;border-bottom:1px solid var(--card-border);display:flex;align-items:center;justify-content:space-between}.modal-title{font-size:1.25rem;font-weight:700;color:var(--text-main)}.modal-close{background:none;border:none;color:var(--text-muted);cursor:pointer;padding:.5rem;transition:color .2s}.modal-close:hover{color:var(--text-main)}.modal-body{padding:1.5rem}.modal-section{margin-bottom:2rem}.modal-section-title{font-size:.875rem;font-weight:600;color:var(--text-muted);margin-bottom:1rem;text-transform:uppercase;letter-spacing:.05em}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:1rem}.stat-card{background:#ffffff08;padding:1rem;border-radius:8px;border:1px solid rgba(255,255,255,.05)}.stat-card .label{font-size:.75rem;color:var(--text-muted);margin-bottom:.5rem}.stat-card .value{font-size:1.25rem;font-weight:700;color:var(--accent-primary)}.stat-card .sub{font-size:.75rem;color:var(--text-main)}.dist-table{width:100%;border-collapse:collapse;font-size:.875rem}.dist-table td{padding:.5rem 0;border-bottom:1px solid rgba(255,255,255,.05);color:var(--text-muted)}.dist-table td:last-child{text-align:right;color:var(--text-main);font-weight:600}.btn-sm{padding:.25rem .75rem;font-size:.75rem;border-radius:4px;border:1px solid var(--card-border);background:#ffffff0d;color:var(--text-muted);cursor:pointer;margin-left:1rem;transition:all .2s}.btn-sm:hover{background:#ffffff1a;color:var(--text-main)}.btn-twitter{background:#000;color:#fff;border:1px solid rgba(255,255,255,.2);display:inline-flex;align-items:center}.btn-twitter:hover{background:#1a1a1a;border-color:#fff6}.sort-header{cursor:pointer;user-select:none;position:relative}.sort-header:hover{color:var(--text-main)}.sort-icon{display:inline-block;margin-left:.4rem;opacity:.3;font-size:.7rem;vertical-align:middle}.sort-header.asc .sort-icon:after{content:"▲";opacity:1}.sort-header.desc .sort-icon:after{content:"▼";opacity:1}.service-badge{display:inline-flex;align-items:center;padding:2px 6px;border-radius:4px;font-size:.75rem;font-weight:600;color:#fff;text-transform:capitalize}.service-youtube{background:red}.service-twitch{background:#9146ff}.service-niconico{background:#252525;border:1px solid #555}.service-twitcasting{background:#0093e9}.service-other{background:#555}.service-kick{background:#53fc18;color:#000}footer{padding:2rem 1.5rem;margin-top:3rem;border-top:1px solid var(--card-border);text-align:center;color:var(--text-muted);font-size:.875rem}.footer-links{display:flex;justify-content:center;gap:2rem;margin-bottom:1rem}.footer-link{color:var(--text-muted);text-decoration:none;cursor:pointer;transition:color .2s}.footer-link:hover{color:var(--text-main)}.developer-section{display:flex;flex-direction:column;align-items:center;gap:.75rem;margin-bottom:2rem}.dev-icons{display:flex;gap:1.5rem}.dev-link{color:var(--text-muted);transition:all .2s;display:flex;align-items:center;justify-content:center;padding:.5rem;border-radius:50%;background:#ffffff08;border:1px solid rgba(255,255,255,.05)}.dev-link:hover{color:var(--text-main);background:#ffffff1a;transform:translateY(-2px)}.terms-content{line-height:1.6;color:var(--text-muted)}.terms-content h3{color:var(--text-main);margin:1.5rem 0 .5rem;font-size:1rem}.terms-content p{margin-bottom:1rem}.terms-content ul{padding-left:1.5rem;margin-bottom:1rem}.btn-help{background:#ffffff1a;border:1px solid var(--card-border);color:var(--text-muted);width:24px;height:24px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:.85rem;cursor:pointer;margin-left:.5rem;vertical-align:middle;transition:all .2s;text-decoration:none}.btn-help:hover{color:var(--text-main);background:#fff3}.usage-step{display:flex;gap:1rem;margin-bottom:1.5rem;align-items:flex-start}.step-num{background:var(--accent-primary);color:#fff;width:24px;height:24px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;flex-shrink:0;font-size:.85rem;margin-top:.2rem}.step-content{flex:1;font-size:.95rem;color:var(--text-muted)}.step-content strong{display:block;margin-bottom:.5rem;color:var(--text-main);font-size:1rem}.code-box{background:#0000004d;padding:.75rem;border-radius:6px;font-family:monospace;font-size:.85rem;margin-top:.5rem;color:#d0d0d0;word-break:break-all;border:1px solid rgba(255,255,255,.05)}.btn-detail{color:var(--accent-primary)!important;border-color:var(--accent-primary)!important;background:#6366f11a!important}.btn-detail:hover{background:#6366f133!important}#detailCommentList img,#detailGiftList img{max-height:2.5rem;width:auto;vertical-align:middle}#giftDetailsModal .modal-container{max-width:800px}.share-card{width:600px;height:315px;background:linear-gradient(135deg,#0f1115,#1e222a);border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:1.75rem 2rem;box-sizing:border-box;display:flex;flex-direction:column;justify-content:space-between;position:relative;font-family:Noto Sans JP,sans-serif;color:#e2e8f0;overflow:hidden}.share-card:before{content:"";position:absolute;top:-50%;right:-20%;width:300px;height:300px;background:radial-gradient(circle,rgba(99,102,241,.2) 0%,transparent 70%);z-index:0}.share-card:after{content:"";position:absolute;bottom:-50%;left:-20%;width:300px;height:300px;background:radial-gradient(circle,rgba(16,185,129,.15) 0%,transparent 70%);z-index:0}.share-header,.share-body,.share-footer{position:relative;z-index:1}.share-header{display:flex;justify-content:space-between;align-items:flex-start;border-bottom:1px solid rgba(255,255,255,.1);padding-bottom:.75rem;margin-bottom:1rem}.share-title{font-size:1.25rem;font-weight:700;color:#f1f5f9;text-shadow:0 2px 4px rgba(0,0,0,.5)}.share-period{font-size:.85rem;color:#94a3b8;background:#ffffff0d;padding:.25rem .75rem;border-radius:20px}.share-body{flex:1;display:flex;flex-direction:column;justify-content:center;gap:1rem}.share-stat-row{display:flex;justify-content:space-around}.share-stat-item{text-align:center}.share-label{font-size:.85rem;color:#94a3b8;margin-bottom:.25rem}.share-value{font-size:2rem;font-weight:700;line-height:1;color:#fff}.unit{font-size:1rem;margin-left:.25rem;color:#94a3b8;font-weight:400}.share-total-points-card{background:#6366f11a;border:1px solid rgba(99,102,241,.3);border-radius:8px;padding:.75rem 1.5rem;text-align:center;align-self:center;width:80%}.share-value-large{font-size:2.5rem;font-weight:800;color:#fff;line-height:1.1;text-shadow:0 2px 10px rgba(99,102,241,.3)}.unit-large{font-size:1.25rem;margin-left:.5rem;color:#c7d2fe;font-weight:500}.share-footer{display:flex;justify-content:space-between;align-items:center;font-size:.75rem;color:#64748b;margin-top:1rem;border-top:1px solid rgba(255,255,255,.05);padding-top:.75rem}.share-hash{font-weight:500}.ty-container{width:1200px;height:100vh;min-height:800px;overflow:hidden;position:relative;font-family:Noto Sans JP,sans-serif;background:transparent;color:#fff;box-sizing:border-box;display:flex;justify-content:center;align-items:center}.ty-card{width:90%;margin:40px;background:#1e222a99;border:1px solid rgba(255,255,255,.15);border-radius:24px;padding:60px;box-shadow:0 20px 50px #00000080;backdrop-filter:blur(20px);display:flex;flex-direction:column;min-height:500px}.ty-header{text-align:center;margin-bottom:50px;border-bottom:1px solid rgba(255,255,255,.1);padding-bottom:30px}.ty-title{font-family:Inter,sans-serif;font-size:4rem;font-weight:800;margin:0;line-height:1.1;letter-spacing:2px;color:#fff;text-shadow:0 10px 20px rgba(0,0,0,.2)}.ty-period{font-family:Inter,sans-serif;font-size:1.25rem;color:var(--accent-primary);margin-top:10px;font-weight:500;letter-spacing:1px}.ty-body{flex:1;display:flex;flex-wrap:wrap;justify-content:center;align-content:flex-start;gap:16px 20px}.ty-user-badge{font-size:1.1rem;font-weight:500;color:#e2e8f0;background:#ffffff08;padding:6px 16px;border-radius:50px;border:1px solid rgba(255,255,255,.08);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:280px;display:flex;align-items:center;box-shadow:0 2px 4px #0000001a}.ty-user-badge.rank-top{background:linear-gradient(90deg,#ec48991a,#6366f11a);border-color:#ec48994d;color:#fff;font-weight:700}.ty-footer{margin-top:50px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;align-items:center;font-family:Inter,sans-serif}.ty-footer-logo{font-size:1.2rem;font-weight:600;color:var(--text-muted);letter-spacing:.5px}.ty-footer-hash{font-size:1rem;color:var(--accent-primary);opacity:.8}.btn-share-base{display:flex;align-items:center;justify-content:center;width:100%;padding:12px;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:filter .2s,transform .1s;text-decoration:none}.btn-share-base:hover{filter:brightness(1.1);transform:translateY(-1px)}.btn-share-base:active{transform:translateY(0)}.btn-share-tool{display:inline-flex;align-items:center;gap:.5rem;padding:.75rem 2rem;border:1px solid var(--accent-primary);border-radius:9999px;color:var(--accent-primary);background:transparent;text-decoration:none;font-weight:600;font-size:.95rem;transition:all .2s}.btn-share-tool:hover{background:var(--accent-primary);color:#fff;transform:translateY(-2px);box-shadow:0 4px 12px #6366f14d}.btn-share-tool svg{margin-right:.25rem}