:root{--bg: #eef2f6;--surface: #ffffff;--header-bg: #1e3a5f;--header-text: #ffffff;--text: #1f2937;--text-muted: #475569;--accent: #1976d2;--accent-strong: #1e40af;--btn-primary: #1e3a5f;--btn-primary-hover: #15294a;--btn-secondary: #2563eb;--btn-cancel: #64748b;--btn-danger: #b91c1c;--countdown-bg: #4338ca;--countdown-text: #ffffff;--success: #0f766e;--border: #cbd5e1}*{box-sizing:border-box}html,body,#root{margin:0;padding:0;height:100%;font-family:-apple-system,Hiragino Sans,Yu Gothic,system-ui,sans-serif;background:var(--bg);color:var(--text);-webkit-text-size-adjust:100%;text-size-adjust:100%}.screen{min-height:100%;padding-bottom:24px}.screen.unauthorized{padding:64px 32px;text-align:center}.appbar{background:var(--header-bg);color:var(--header-text);height:44px;display:flex;align-items:center;justify-content:space-between;padding:0 20px}.appbar-title{font-size:17px;font-weight:600}.appbar-back{background:transparent;color:var(--header-text);border:1px solid rgba(255,255,255,.6);border-radius:4px;padding:6px 14px;font-size:14px;cursor:pointer}.appbar-back:disabled{opacity:.4;cursor:not-allowed}.row{display:grid;grid-template-columns:120px 1fr;gap:12px;align-items:start;padding:12px 20px;border-bottom:1px solid var(--border);background:var(--bg)}.row-label{font-size:15px;color:var(--text);padding-top:8px}.row-body{display:flex;gap:12px;align-items:center}.name-field{flex:1;height:40px;background:var(--surface);border:1px solid var(--border);border-radius:4px;padding:0 14px;font-size:16px;text-align:left;color:#94a3b8;cursor:pointer}.name-field:not(:empty){color:var(--text)}.message-field{flex:1;background:var(--surface);border:1px solid var(--border);border-radius:4px;padding:8px 14px;font-size:15px;font-family:inherit;color:var(--text);resize:vertical;min-height:44px;line-height:1.4}.message-field:disabled{opacity:.45;cursor:not-allowed}.btn{border:none;border-radius:4px;font-size:15px;padding:0 20px;height:40px;cursor:pointer;font-weight:600;transition:background .15s}.btn:disabled{opacity:.45;cursor:not-allowed}.btn-select{background:var(--btn-secondary);color:#fff;min-width:96px}.btn-execute{background:var(--btn-primary);color:#fff;min-width:200px;height:52px;font-size:19px}.btn-execute:not(:disabled):hover{background:var(--btn-primary-hover)}.btn-cancel{background:var(--btn-cancel);color:#fff}.checklist-row .row-body,.checklist-wrap{display:block}.checklist-wrap{max-width:720px;margin:0 auto}.checklist{list-style:none;margin:0;padding:0}.checklist-item{display:flex;align-items:center;justify-content:space-between;padding:6px 0;border-bottom:1px solid var(--border);font-size:17px}.checklist-label{flex:1}.check{display:inline-flex;align-items:center;gap:8px;font-size:17px;cursor:pointer;-webkit-user-select:none;user-select:none}.check input[type=checkbox]{width:24px;height:24px;cursor:pointer;accent-color:var(--accent)}.note{max-width:720px;margin:8px auto 0;padding:0 20px;color:var(--accent);font-size:15px;line-height:1.6}.submit-row{display:flex;justify-content:center;padding:14px}.top-screen{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:space-between;padding:96px 32px;background:#fff}.top-clock{display:flex;flex-direction:column;align-items:center;gap:8px;margin-top:40px}.top-date{font-size:44px;font-weight:500;color:#4b5563;letter-spacing:.02em}.top-time{font-size:112px;font-weight:400;color:#4b5563;font-variant-numeric:tabular-nums;line-height:1}.top-button{background:#c92421;color:#fff;border:8px solid #2563eb;border-radius:4px;padding:36px 96px;font-size:32px;font-weight:700;letter-spacing:.08em;cursor:pointer;box-shadow:0 6px 18px #c9242140;margin-bottom:80px}.top-button:active{transform:translateY(1px);box-shadow:0 3px 10px #c924214d}.completion-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a8c;display:flex;align-items:center;justify-content:center;z-index:30}.completion-dialog{background:#fff;color:var(--text);border-radius:12px;padding:48px 64px;min-width:360px;max-width:min(640px,90vw);text-align:center;box-shadow:0 12px 32px #00000040;font-size:22px;line-height:1.8}.completion-dialog p{margin:0}.completion-dialog .completion-thanks{margin-top:20px;font-weight:600;color:var(--accent-strong)}@media (max-width: 900px){.top-screen{padding:48px 24px}.top-date{font-size:32px}.top-time{font-size:80px}.top-button{padding:24px 56px;font-size:26px;border-width:6px}.row{grid-template-columns:100px 1fr;padding:10px 16px}.dept-tab{font-size:12px;padding:7px 8px}}@media (max-height: 800px) and (orientation: landscape){.appbar{height:40px}.row{padding:8px 16px}.checklist-item{padding:4px 0;font-size:16px}.message-field{min-height:36px}.note{font-size:14px;margin-top:6px}.submit-row{padding:10px}.btn-execute{height:48px;font-size:18px}}@media (min-width: 1100px){.top-clock{margin-top:80px}.top-button{margin-bottom:120px}}.toast{position:fixed;left:50%;bottom:32px;transform:translate(-50%);padding:12px 24px;border-radius:6px;font-size:16px;box-shadow:0 4px 12px #00000026;z-index:10}.toast-success{background:var(--success);color:#fff}.toast-error{background:var(--btn-danger);color:#fff}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a80;display:flex;align-items:center;justify-content:center;z-index:20}.modal{background:#fff;border-radius:8px;padding:24px;min-width:320px;max-width:480px;max-height:80vh;overflow-y:auto}.modal h2{margin:0 0 16px;font-size:18px}.modal.picker{background:var(--header-bg);color:#fff;padding:0;width:min(880px,94vw);max-width:none;max-height:86vh;display:flex;flex-direction:column}.picker-title{color:#fff;text-align:center;font-size:20px;font-weight:500;margin:0;padding:16px}.dept-tabs{display:flex;flex-wrap:nowrap;gap:4px;background:#fff;padding:12px;margin:0 16px;border-radius:4px}.dept-tab{flex:1 1 auto;min-width:max-content;background:#fff;border:1px solid var(--border);border-radius:4px;padding:8px 10px;font-size:13px;color:var(--text);cursor:pointer;white-space:nowrap;text-align:center}.dept-tab-active{color:var(--accent);border-color:var(--accent);font-weight:600}.employee-list{list-style:none;padding:0;margin:16px;background:#fff;border-radius:4px;flex:1;overflow-y:auto}.employee-empty{padding:24px;text-align:center;color:#94a3b8}.employee-item{display:flex;align-items:center;gap:16px;width:100%;text-align:left;background:transparent;color:var(--text);border:none;border-bottom:1px solid #e2e8f0;padding:16px 24px;font-size:16px;cursor:pointer}.employee-item:hover{background:#f1f5f9}.employee-dept{min-width:96px;color:var(--text-muted)}.employee-name{font-size:17px}.modal.picker .btn-cancel{margin:0 auto 16px;background:var(--btn-danger);color:#fff;font-weight:600;padding:0 32px}