:root{--tomato: #e2503a;--tomato-dark: #c43d29;--leaf: #4a7c59;--ink: #2c2420;--muted: #8a7f78;--paper: #fbf6ef;--card: #ffffff;--line: #ece3d8;--shadow: 0 8px 28px rgba(60, 40, 30, .1);font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,Segoe UI,sans-serif}*{box-sizing:border-box;margin:0}body{background:var(--paper);color:var(--ink);min-height:100vh;-webkit-font-smoothing:antialiased}.app{max-width:540px;margin:0 auto;padding:28px 20px 56px}.app-header{text-align:center}.app-title{font-size:28px;font-weight:800;letter-spacing:1px}.app-subtitle{margin-top:6px;color:var(--muted);font-size:14px}.tabs{display:inline-flex;margin-top:20px;background:#efe7db;border-radius:999px;padding:4px}.tab{border:none;background:transparent;padding:8px 28px;border-radius:999px;font-size:15px;font-weight:600;color:var(--muted);cursor:pointer;transition:all .15s}.tab.active{background:var(--card);color:var(--tomato);box-shadow:0 2px 8px #3c281e1f}.app-main{margin-top:24px}.timer-view{background:var(--card);border-radius:20px;padding:26px 24px 28px;box-shadow:var(--shadow);text-align:center}.mode-badge{display:inline-block;font-size:13px;font-weight:600;padding:4px 14px;border-radius:999px}.mode-badge.focus{background:#fdeae6;color:var(--tomato-dark)}.mode-badge.break{background:#e7f1e9;color:var(--leaf)}.field-label{margin-top:22px;font-size:13px;color:var(--muted)}.tag-row{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:10px}.tag-chip{border:1.5px solid var(--line);background:var(--card);color:var(--ink);padding:6px 16px;border-radius:999px;font-size:14px;cursor:pointer;transition:all .15s}.tag-chip.selected{border-color:var(--tomato);background:var(--tomato);color:#fff}.tag-chip:disabled{opacity:.55;cursor:not-allowed}.clock{margin-top:24px;font-size:76px;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:2px;color:var(--ink)}.clock.running{color:var(--tomato)}.clock-tag{color:var(--muted);font-size:15px;margin-top:-2px}.controls{display:flex;gap:12px;justify-content:center;margin-top:22px}.btn{border:none;border-radius:12px;padding:12px 30px;font-size:16px;font-weight:600;cursor:pointer;transition:all .15s}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--tomato);color:#fff}.btn-primary:hover:not(:disabled){background:var(--tomato-dark)}.btn-ghost{background:#f1ebe2;color:var(--ink)}.btn-ghost:hover:not(:disabled){background:#e7ded2}.btn-sm{padding:8px 16px;font-size:14px}.settings{display:flex;gap:14px;justify-content:center;margin-top:26px}.setting{display:flex;flex-direction:column;gap:6px;font-size:12px;color:var(--muted)}.setting input{width:96px;padding:8px 10px;border:1.5px solid var(--line);border-radius:10px;font-size:15px;text-align:center;color:var(--ink);background:var(--paper)}.demo-box{margin-top:24px;padding-top:18px;border-top:1px dashed var(--line);display:flex;flex-direction:column;align-items:center;gap:10px}.demo-hint{font-size:12px;color:var(--muted)}.btn-demo{background:#efe7db;color:var(--tomato-dark);border:1.5px dashed var(--tomato);border-radius:10px;padding:8px 18px;font-size:14px;font-weight:600;cursor:pointer}.btn-demo:hover{background:#e7ded2}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#2c242080;display:flex;align-items:center;justify-content:center;padding:20px;z-index:50}.modal{background:var(--card);border-radius:18px;padding:26px 24px;width:100%;max-width:420px;box-shadow:var(--shadow)}.modal-title{font-size:20px;font-weight:800}.modal-desc{margin-top:8px;color:var(--muted);font-size:14px}.modal-label{display:block;margin-top:18px;font-size:14px;font-weight:600}.modal-input{margin-top:8px;width:100%;padding:12px;border:1.5px solid var(--line);border-radius:12px;font-size:15px;font-family:inherit;color:var(--ink);resize:vertical}.modal-input:focus{outline:none;border-color:var(--tomato)}.modal-error{margin-top:8px;color:var(--tomato-dark);font-size:13px}.modal-actions{margin-top:18px;display:flex;justify-content:flex-end}.log-view{background:var(--card);border-radius:20px;padding:22px 22px 26px;box-shadow:var(--shadow)}.log-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px}.range-tabs{display:inline-flex;background:#efe7db;border-radius:999px;padding:3px}.range-tab{border:none;background:transparent;padding:6px 16px;border-radius:999px;font-size:14px;font-weight:600;color:var(--muted);cursor:pointer}.range-tab.active{background:var(--card);color:var(--tomato)}.log-summary{margin-top:14px;font-size:13px;color:var(--muted)}.empty-state{text-align:center;padding:44px 12px}.empty-emoji{font-size:44px}.empty-text{margin-top:10px;font-weight:600}.empty-hint{margin-top:6px;color:var(--muted);font-size:13px}.day-list{margin-top:14px}.day-group+.day-group{margin-top:20px}.day-title{font-size:14px;font-weight:700;color:var(--leaf);padding-bottom:6px;border-bottom:1px solid var(--line)}.entry-list{list-style:none;padding:0}.entry{display:flex;align-items:baseline;gap:10px;padding:11px 2px;border-bottom:1px dashed var(--line);font-size:14px}.entry:last-child{border-bottom:none}.entry-time{color:var(--muted);font-variant-numeric:tabular-nums;font-size:13px}.entry-tag{flex-shrink:0;background:#fdeae6;color:var(--tomato-dark);font-size:12px;padding:2px 9px;border-radius:999px}.entry-note{flex:1;line-height:1.5}.entry-dur{flex-shrink:0;color:var(--muted);font-size:12px}