:root{--bg: #FAFAF7;--surface: #FFFFFF;--surface-2: #F5F2ED;--border: #E8E5DE;--border-light: #F0EDE7;--text: #2A2A2A;--text-sub: #8B8680;--text-mute: #B5B0A8;--accent: #C8A88A;--accent-soft: #E8DBC9;--accent-hover: #B89878;--bubble-me: #C8A88A;--bubble-them: #F0EDE7;--unread: #D97757;--bookmark: #4A8C5E;--error: #C45656}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%}body{font-family:-apple-system,Hiragino Sans,Noto Sans JP,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;font-size:13px;line-height:1.6}button{font-family:inherit;cursor:pointer}input,textarea,select{font-family:inherit}a{color:inherit;text-decoration:none}.login-screen{height:100vh;display:flex;align-items:center;justify-content:center}.login-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:48px 40px;width:380px;box-shadow:0 1px 3px #00000005}.login-brand{text-align:center;margin-bottom:32px}.login-brand-name{font-size:22px;font-weight:300;letter-spacing:.05em}.login-brand-name b{font-weight:600}.login-brand-sub{font-size:11px;color:var(--text-sub);margin-top:4px;letter-spacing:.15em}.login-title{font-size:14px;font-weight:500;margin-bottom:22px;text-align:center}.login-error{color:var(--error);font-size:11px;margin-top:10px;text-align:center}.app-shell{display:grid;grid-template-columns:200px 1fr;height:100vh}.app-shell.with-detail{grid-template-columns:200px 320px 1fr 280px}.sidebar{background:var(--surface-2);border-right:1px solid var(--border);padding:24px 14px;display:flex;flex-direction:column;overflow-y:auto}.brand{padding:0 8px 24px;border-bottom:1px solid var(--border);margin-bottom:16px}.brand-name{font-size:17px;font-weight:300;letter-spacing:.05em}.brand-name b{font-weight:600}.brand-sub{font-size:10px;color:var(--text-sub);letter-spacing:.15em;margin-top:2px}.nav-group{margin-bottom:12px}.nav-label{font-size:10px;color:var(--text-mute);padding:6px 10px;letter-spacing:.1em;font-weight:500}.nav-item{padding:9px 10px;font-size:12px;color:var(--text-sub);border-radius:6px;cursor:pointer;margin-bottom:1px;display:flex;align-items:center;gap:8px;background:transparent;border:none;width:100%;text-align:left}.nav-item.active{background:var(--surface);color:var(--text);font-weight:500}.nav-item:hover:not(.active){background:#ffffff80}.nav-icon{width:14px;text-align:center;opacity:.7;font-size:11px}.sidebar-footer{margin-top:auto;padding:12px 8px 0;border-top:1px solid var(--border);display:flex;align-items:center;gap:10px}.avatar-sm{width:28px;height:28px;border-radius:50%;background:var(--accent-soft);display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:600;color:var(--accent-hover);overflow:hidden}.avatar-sm img{width:100%;height:100%;object-fit:cover}.me-info{font-size:11px}.me-name{font-weight:500}.me-email{color:var(--text-mute);font-size:10px}.logout-btn{font-size:10px;color:var(--text-mute);background:none;border:none;padding:4px 0;cursor:pointer;margin-left:auto}.logout-btn:hover{color:var(--text-sub)}main.page{overflow-y:auto;padding:32px 40px}.page-header{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:24px;padding-bottom:16px;border-bottom:1px solid var(--border)}.page-title{font-size:22px;font-weight:600;margin-bottom:6px}.page-desc{font-size:12px;color:var(--text-sub);line-height:1.6;max-width:680px}.section-title{font-size:14px;font-weight:600;margin-bottom:12px;display:flex;justify-content:space-between;align-items:center}.btn{border:none;border-radius:8px;font-size:13px;font-weight:500;cursor:pointer;padding:9px 16px;display:inline-flex;align-items:center;gap:6px}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-primary:disabled{background:var(--text-mute);cursor:not-allowed}.btn-secondary{background:var(--surface);color:var(--text-sub);border:1px solid var(--border)}.btn-secondary:hover{background:var(--surface-2)}.btn-danger:hover{background:#fbe7e7!important;color:var(--error)!important;border-color:#e8b4b4!important}.icon-btn{width:30px;height:30px;border:1px solid var(--border);background:var(--surface);border-radius:6px;cursor:pointer;font-size:13px;color:var(--text-sub);display:inline-flex;align-items:center;justify-content:center}.icon-btn:hover{background:var(--surface-2)}.icon-btn.bookmark-active{color:var(--bookmark);border-color:var(--bookmark);background:#f0f8f2}.field{margin-bottom:16px}.field-label{display:block;font-size:11px;color:var(--text-sub);margin-bottom:6px;font-weight:500}.input,.textarea,.select{width:100%;padding:9px 12px;border:1px solid var(--border);border-radius:6px;font-size:13px;background:var(--bg);color:var(--text)}.input:focus,.textarea:focus,.select:focus{outline:none;border-color:var(--accent)}.textarea{resize:vertical;min-height:70px}.filter-section{display:flex;align-items:center;gap:6px;margin-bottom:6px;flex-wrap:wrap}.filter-section-label{font-size:10px;color:var(--text-mute);min-width:30px}.filter-chip{font-size:10px;padding:4px 9px;border-radius:11px;border:1px solid var(--border);background:var(--surface);color:var(--text-sub);cursor:pointer;display:inline-flex;align-items:center;gap:4px}.filter-chip:hover{background:var(--surface-2)}.filter-chip.active{background:var(--accent-soft);border-color:var(--accent);color:var(--accent-hover);font-weight:500}.filter-chip .count{font-size:9px;opacity:.7}.filter-row{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:2px}.filter-select{flex:1;min-width:90px;height:28px;padding:0 8px;border:1px solid var(--border);border-radius:6px;font-size:11px;background:var(--bg);color:var(--text);cursor:pointer}.filter-select:focus{outline:none;border-color:var(--accent)}.friend-list-pane{background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;min-width:0}.list-header{padding:16px 16px 12px;border-bottom:1px solid var(--border-light)}.list-title{font-size:14px;font-weight:600;margin-bottom:10px;display:flex;justify-content:space-between;align-items:baseline}.friend-count{font-size:10px;color:var(--text-sub);font-weight:400}.search-box{width:100%;padding:7px 11px;border:1px solid var(--border);border-radius:6px;font-size:12px;background:var(--bg);margin-bottom:8px}.search-box:focus{outline:none;border-color:var(--accent)}.bulk-bar{display:flex;justify-content:space-between;align-items:center;padding:8px 12px;background:var(--accent-soft);border-bottom:1px solid var(--border-light);font-size:11px;color:var(--accent-hover);font-weight:500}.bulk-send-btn{background:var(--accent-hover);color:#fff;border:none;border-radius:5px;padding:5px 10px;font-size:11px;cursor:pointer;font-weight:500}.friend-items{overflow-y:auto;flex:1}.section-label{font-size:10px;color:var(--text-mute);padding:8px 16px 4px;letter-spacing:.1em;font-weight:500}.friend-item{padding:11px 16px 11px 14px;border-bottom:1px solid var(--border-light);cursor:pointer;display:flex;gap:10px;position:relative;background:none;border-left:none;border-right:none;border-top:none;width:100%;text-align:left;font-family:inherit}.friend-item:hover,.friend-item.selected{background:var(--surface-2)}.friend-item.selected:before{content:"";position:absolute;left:0;top:0;width:3px;height:100%;background:var(--accent)}.friend-item.unread .friend-name{font-weight:600}.friend-item.unread .friend-preview{color:var(--text);font-weight:500}.bookmark-icon{position:absolute;top:11px;right:14px;color:var(--bookmark);font-size:13px;background:none;border:none;cursor:pointer}.bookmark-icon.inactive{color:var(--text-mute);opacity:.3}.avatar{width:38px;height:38px;border-radius:50%;background:var(--accent-soft);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600;color:var(--accent-hover);flex-shrink:0;overflow:hidden}.avatar img{width:100%;height:100%;object-fit:cover}.friend-meta{flex:1;min-width:0;padding-right:14px}.friend-top{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:3px}.friend-name{font-size:13px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.friend-time{font-size:10px;color:var(--text-mute);flex-shrink:0;margin-left:8px}.friend-preview{font-size:11px;color:var(--text-sub);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;display:flex;align-items:center;gap:6px}.unread-badge{background:var(--unread);color:#fff;font-size:9px;padding:2px 6px;border-radius:8px;font-weight:600;flex-shrink:0;min-width:17px;text-align:center}.friend-status-row{display:flex;gap:4px;margin-top:4px;flex-wrap:wrap}.status-dot{width:6px;height:6px;border-radius:50%;display:inline-block;margin-right:4px}.status-pill{font-size:9px;padding:1px 6px;border-radius:7px;background:var(--bg);color:var(--text-sub);display:inline-flex;align-items:center;gap:3px}.tag-pill{font-size:9px;padding:1px 6px;border-radius:7px;background:#efeeea;color:var(--text-sub)}.chat-pane{display:flex;flex-direction:column;background:var(--bg);min-width:0}.chat-header{padding:12px 20px;background:var(--surface);border-bottom:1px solid var(--border);display:flex;align-items:center;gap:12px}.chat-header-info{flex:1;min-width:0}.chat-name{font-size:14px;font-weight:600}.chat-status{font-size:10px;color:var(--text-sub);margin-top:2px}.chat-actions{display:flex;gap:6px;align-items:center}.status-select{border:1px solid var(--border);border-radius:6px;padding:5px 10px;font-size:11px;background:var(--surface);color:var(--text);cursor:pointer;height:30px}.status-dropdown{position:relative}.status-dropdown-btn{display:flex;align-items:center;gap:6px;height:30px;padding:0 10px;border:1px solid var(--border);border-radius:6px;background:var(--surface);cursor:pointer;font-size:11px;font-family:inherit;white-space:nowrap}.status-dropdown-btn:hover{background:var(--surface-2)}.dropdown-arrow{font-size:9px;color:var(--text-mute);margin-left:2px}.status-dropdown-list{position:absolute;top:calc(100% + 4px);right:0;background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:4px;min-width:160px;box-shadow:0 4px 16px #0000001a;z-index:50}.status-dropdown-item{display:flex;align-items:center;gap:8px;width:100%;padding:7px 10px;border:none;background:transparent;border-radius:6px;cursor:pointer;font-size:12px;font-family:inherit;text-align:left}.status-dropdown-item:hover{background:var(--surface-2)}.status-dropdown-item.selected{background:var(--accent-soft)}.chat-body{flex:1;overflow-y:auto;padding:20px 24px;display:flex;flex-direction:column;gap:10px}.chat-empty{flex:1;display:flex;align-items:center;justify-content:center;color:var(--text-mute);font-size:13px}.date-divider{text-align:center;font-size:10px;color:var(--text-mute);margin:8px 0;letter-spacing:.1em}.msg-row{display:flex;gap:8px;max-width:70%}.msg-row.me{align-self:flex-end;flex-direction:row-reverse}.msg-bubble{padding:9px 13px;border-radius:14px;font-size:13px;line-height:1.6;word-break:break-word}.msg-row.them .msg-bubble{background:var(--bubble-them);color:var(--text);border-top-left-radius:4px}.msg-row.me .msg-bubble{background:var(--bubble-me);color:#fff;border-top-right-radius:4px}.msg-time{font-size:9px;color:var(--text-mute);align-self:flex-end;flex-shrink:0}.read-mark{font-size:9px;color:var(--text-mute);margin-top:2px}.chat-footer{padding:12px 20px;background:var(--surface);border-top:1px solid var(--border)}.input-row{display:flex;gap:8px;align-items:flex-end}.msg-input{flex:1;border:1px solid var(--border);border-radius:8px;padding:9px 12px;font-size:13px;resize:none;min-height:38px;max-height:120px;font-family:inherit;background:var(--bg)}.msg-input:focus{outline:none;border-color:var(--accent)}.send-btn{background:var(--accent);color:#fff;border:none;border-radius:8px;padding:9px 18px;font-size:13px;font-weight:500;cursor:pointer;height:38px}.send-btn:hover{background:var(--accent-hover)}.send-btn:disabled{background:var(--text-mute);cursor:not-allowed}.input-hint{font-size:10px;color:var(--text-mute);margin-top:6px}.detail-pane{background:var(--surface);border-left:1px solid var(--border);display:flex;flex-direction:column;overflow-y:auto}.detail-section{padding:16px 18px;border-bottom:1px solid var(--border-light)}.detail-section-title{font-size:10px;color:var(--text-mute);letter-spacing:.1em;margin-bottom:10px;font-weight:500;display:flex;justify-content:space-between;align-items:center}.detail-row{display:flex;justify-content:space-between;margin-bottom:8px;font-size:12px}.detail-key{color:var(--text-sub);font-size:11px}.detail-val{color:var(--text);font-weight:500;text-align:right;word-break:break-all}.tag-list{display:flex;flex-wrap:wrap;gap:4px}.tag-list .tag-pill{font-size:10px;padding:3px 8px}.add-tag-btn{font-size:10px;padding:3px 8px;border:1px dashed var(--border);border-radius:7px;color:var(--text-sub);background:transparent;cursor:pointer}.tag-pill-removable{font-size:10px;padding:3px 8px;border-radius:7px;background:#efeeea;color:var(--text-sub);display:inline-flex;align-items:center;gap:4px}.tag-remove-btn{background:none;border:none;cursor:pointer;color:var(--text-mute);font-size:11px;padding:0;margin-left:2px}.tag-remove-btn:hover{color:var(--error)}.memo-area{width:100%;border:1px solid var(--border);border-radius:6px;padding:8px;font-size:12px;font-family:inherit;resize:vertical;min-height:70px;background:var(--bg);color:var(--text)}.table-card{background:var(--surface);border:1px solid var(--border);border-radius:10px;overflow:hidden}table{width:100%;border-collapse:collapse}thead{background:var(--surface-2)}th{text-align:left;padding:11px 16px;font-size:10px;color:var(--text-sub);font-weight:500;letter-spacing:.1em;border-bottom:1px solid var(--border)}td{padding:14px 16px;border-bottom:1px solid var(--border-light);font-size:12px;vertical-align:middle}tr:last-child td{border-bottom:none}tr:hover td{background:var(--surface-2)}.color-chip{width:18px;height:18px;border-radius:50%;display:inline-block;border:2px solid white;box-shadow:0 0 0 1px var(--border);vertical-align:middle}.row-actions{display:flex;gap:4px;justify-content:flex-end}.icon-btn-sm{width:28px;height:28px;border:1px solid var(--border);background:var(--surface);border-radius:5px;cursor:pointer;font-size:12px;color:var(--text-sub);display:inline-flex;align-items:center;justify-content:center}.icon-btn-sm:hover{background:var(--surface-2)}.icon-btn-sm.danger:hover{background:#fbe7e7;color:var(--error);border-color:#e8b4b4}.channel-pill{display:inline-block;font-size:10px;padding:3px 8px;border-radius:7px;font-weight:500}.ch-threads{background:#e8e0f0;color:#6a4d8a}.ch-instagram{background:#fbe0ea;color:#b23a65}.ch-x{background:#e0e0e0;color:#444}.ch-qr{background:#fff2d6;color:#8a6420}.ch-web{background:#e0edf7;color:#2e5d8c}.ch-other{background:#e5e5e5;color:#555}.url-cell{font-family:ui-monospace,SF Mono,monospace;font-size:11px;color:var(--text-sub);background:var(--bg);padding:4px 8px;border-radius:4px;display:inline-flex;align-items:center;gap:6px}.copy-btn{background:none;border:none;cursor:pointer;color:var(--text-mute);font-size:11px;padding:0}.copy-btn:hover{color:var(--accent-hover)}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#2a2a2a66;display:flex;align-items:center;justify-content:center;z-index:100}.modal{background:var(--surface);border-radius:12px;padding:28px 32px;width:440px;max-width:calc(100vw - 32px);box-shadow:0 10px 40px #00000026;max-height:calc(100vh - 64px);overflow-y:auto}.modal-title{font-size:16px;font-weight:600;margin-bottom:4px}.modal-sub{font-size:11px;color:var(--text-sub);margin-bottom:22px}.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:24px;padding-top:16px;border-top:1px solid var(--border-light)}.color-picker{display:flex;gap:8px;flex-wrap:wrap}.color-option{width:26px;height:26px;border-radius:50%;cursor:pointer;border:2px solid white;box-shadow:0 0 0 1px var(--border)}.color-option.selected{box-shadow:0 0 0 2px var(--text)}.loading,.empty{padding:40px;text-align:center;color:var(--text-mute);font-size:12px}.error-banner{background:#fbe7e7;color:var(--error);padding:10px 16px;border-radius:6px;font-size:12px;margin-bottom:16px}.info-callout{background:#fffcf6;border:1px solid var(--accent-soft);border-radius:8px;padding:12px 16px;margin-bottom:24px;font-size:12px;color:var(--text-sub);line-height:1.6}.info-callout b{color:var(--text)}