:root{--blue: #1a56db;--blue-dk: #0e3a8a;--green: #38a169;--red: #e53e3e;--orange: #dd6b20;--gray-50: #f0f4f8;--gray-100:#e2e8f0;--gray-300:#cbd5e0;--gray-500:#718096;--gray-700:#4a5568;--gray-900:#1a202c;--white: #ffffff;--shadow: 0 1px 6px rgba(0,0,0,.08);--radius: 14px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:Segoe UI,system-ui,-apple-system,sans-serif;background:var(--gray-50);color:var(--gray-900);font-size:14px;line-height:1.5}@keyframes spin{to{transform:rotate(360deg)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1}}.app{min-height:100vh;display:flex;flex-direction:column}.main{flex:1;max-width:1200px;width:100%;margin:36px auto;padding:0 24px}.footer{text-align:center;color:var(--gray-500);font-size:12px;padding:20px}.header{background:linear-gradient(135deg,var(--blue),var(--blue-dk));color:#fff;padding:18px 40px;display:flex;align-items:center;gap:14px;box-shadow:0 2px 12px #00000038}.header-logo{width:44px;height:44px;border-radius:10px;background:#ffffff2e;display:flex;align-items:center;justify-content:center;font-size:22px}.header-title{font-weight:800;font-size:18px}.header-sub{font-size:12px;opacity:.75;margin-top:2px}.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;border-radius:10px;font-size:14px;font-weight:700;cursor:pointer;border:none;transition:filter .15s,opacity .15s;white-space:nowrap}.btn:disabled{opacity:.45;cursor:not-allowed}.btn:not(:disabled):hover{filter:brightness(.92)}.btn-primary{background:var(--blue);color:#fff;padding:13px 28px;font-size:15px}.btn-outline{background:transparent;border:2px solid var(--blue);color:var(--blue)}.btn-danger{background:var(--red);color:#fff}.days-select{padding:10px 14px;border-radius:10px;font-size:14px;font-weight:600;border:2px solid var(--gray-300);background:var(--white);color:var(--gray-900);cursor:pointer;transition:border-color .15s}.days-select:hover:not(:disabled){border-color:var(--blue)}.days-select:disabled{opacity:.45;cursor:not-allowed}.auth-card{background:var(--white);border-radius:20px;padding:52px 48px;text-align:center;box-shadow:var(--shadow);max-width:500px;margin:0 auto;animation:fadeIn .3s ease}.auth-icon{font-size:56px;margin-bottom:16px}.auth-title{font-size:23px;font-weight:800;margin-bottom:10px}.auth-sub{color:var(--gray-500);font-size:14px;line-height:1.7;margin-bottom:24px}.auth-rules{background:#f7fafc;border-radius:10px;padding:16px 20px;margin-bottom:28px;text-align:left}.rule-item{display:flex;align-items:center;gap:10px;font-size:13px;margin-bottom:8px}.rule-icon{font-size:16px}.rule-note{font-size:12px;color:var(--gray-500);margin-top:6px;padding-left:26px}.dashboard{animation:fadeIn .3s ease}.top-bar{display:flex;align-items:flex-start;justify-content:space-between;flex-wrap:wrap;gap:16px;margin-bottom:24px}.dash-title{font-size:20px;font-weight:800}.dash-meta{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin-top:6px}.meta-tag{background:#edf2f7;color:var(--gray-700);padding:3px 10px;border-radius:20px;font-size:12px;font-weight:600}.meta-time{background:#ebf8ff;color:#2b6cb0}.meta-claude{background:#faf5ff;color:#6b21a8}.top-actions{display:flex;gap:10px;flex-wrap:wrap}.stats-row{display:flex;gap:14px;margin-bottom:24px;flex-wrap:wrap}.stat-card{background:var(--white);border-radius:14px;padding:16px 22px;flex:1;min-width:140px;box-shadow:var(--shadow);border-left:4px solid transparent;cursor:pointer;transition:transform .1s,box-shadow .1s;-webkit-user-select:none;user-select:none}.stat-card:hover{transform:translateY(-2px);box-shadow:0 4px 16px #0000001f}.stat-card-active{background:#f8faff;box-shadow:0 0 0 2px #4f6ef7,0 2px 8px #00000014}.stat-label{font-size:11px;color:var(--gray-500);text-transform:uppercase;letter-spacing:.4px;font-weight:700}.stat-value{font-size:34px;font-weight:800;margin-top:4px}.alert{padding:13px 18px;border-radius:10px;font-size:14px;margin-bottom:20px}.alert-error{background:#fff5f5;border:1px solid #fed7d7;color:#c53030}.loading-box{text-align:center;padding:60px 0}.spinner{width:48px;height:48px;border:4px solid var(--gray-100);border-top-color:var(--blue);border-radius:50%;animation:spin .8s linear infinite;margin:0 auto 16px}.loading-box p{color:var(--gray-500)}.idle-box{text-align:center;padding:48px 0;color:var(--gray-500)}.overdue-banner{background:#fff5f5;border:1px solid #feb2b2;color:#c53030;border-radius:10px;padding:12px 18px;margin-bottom:16px;font-size:14px}.table-wrap{background:var(--white);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}.email-table{width:100%;border-collapse:collapse}.email-table thead{background:#f7fafc}.email-table th{padding:12px 16px;text-align:left;font-size:11px;text-transform:uppercase;letter-spacing:.4px;color:var(--gray-500);font-weight:700;border-bottom:2px solid var(--gray-100)}.email-row{background:var(--white);transition:background .12s}.email-row:hover{background:#f7fafc}.email-row.overdue{background:#fff9f9}.email-row.overdue:hover{background:#fff0f0}.email-row.overdue td:first-child{border-left:3px solid var(--red)}.email-table td{padding:13px 16px;font-size:14px;border-bottom:1px solid var(--gray-50);vertical-align:middle}.email-table tr:last-child td{border-bottom:none}.td-num{color:var(--gray-500);font-weight:700;position:relative;padding-left:20px}.td-subject{max-width:280px}.subject-text{display:block;font-weight:600;color:var(--gray-900)}.sender-name{font-weight:500}.sender-email{font-size:12px;color:var(--gray-500)}.td-date{white-space:nowrap;font-size:13px;color:var(--gray-700)}.open-link{color:var(--blue);font-weight:700;font-size:13px;text-decoration:none}.open-link:hover{text-decoration:underline}.overdue-dot{display:inline-block;width:8px;height:8px;background:var(--red);border-radius:50%;position:absolute;left:8px;top:50%;transform:translateY(-50%)}.badge{display:inline-block;padding:4px 10px;border-radius:20px;font-size:12px;font-weight:700;white-space:nowrap}.badge-success{background:#f0fff4;color:#276749}.badge-warning{background:#fffaf0;color:#c05621}.badge-danger{background:#fff5f5;color:#c53030}.badge-overdue{background:var(--red);color:#fff;margin-left:8px;font-size:11px}.badge-cancelled{background:#f5f3ff;color:#6d28d9}.empty-state{background:var(--white);border-radius:var(--radius);padding:60px 40px;text-align:center;box-shadow:var(--shadow)}.empty-icon{font-size:52px;margin-bottom:14px}.empty-state h3{font-size:18px;font-weight:800;color:var(--green)}.empty-state p{color:var(--gray-500);margin-top:8px}.mobile-only{display:none}.desktop-only{display:block}.mobile-only .card-list{display:flex;flex-direction:column;gap:16px}.email-card{background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow);padding:14px 16px;display:flex;flex-direction:column;gap:10px;border-left:4px solid var(--gray-100)}.email-card.overdue{border-left-color:var(--red)}.card-header{display:flex;align-items:center;gap:8px}.card-index{font-size:12px;font-weight:700;color:var(--gray-500)}.card-link{margin-left:auto}.card-subject{font-size:15px;font-weight:700;color:var(--gray-900);line-height:1.4}.card-meta{display:flex;flex-direction:column;gap:5px}.card-meta-row{display:flex;align-items:baseline;gap:8px;font-size:13px}.card-label{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.4px;color:var(--gray-500);white-space:nowrap;min-width:76px}.card-badges{display:flex;gap:8px;flex-wrap:wrap}.card-reason{font-size:12px;color:var(--gray-500);font-style:italic;border-top:1px solid var(--gray-100);padding-top:8px;line-height:1.5}.td-reason{font-size:12px;color:var(--gray-500);font-style:italic}.reason-text{display:block;line-height:1.5}@media (max-width: 768px){.header{padding:16px 20px}.main{margin:16px auto;padding:0 12px}.auth-card{padding:36px 24px}.stats-row{gap:10px}.stat-card{min-width:calc(50% - 5px)}.stat-value{font-size:26px}.top-bar{flex-direction:column}.top-actions{width:100%}.top-actions .btn{flex:1;justify-content:center}.dash-meta{gap:6px}.meta-tag{font-size:11px}}@media (max-width: 640px){.mobile-only{display:block}.desktop-only{display:none}.card-list{padding:0 4px}.mobile-only.card-list{display:flex;flex-direction:column;gap:16px}}