:root{--cream:#fbf7f2;--paper:#fffdfa;--rose:#a85f64;--rose-dark:#713d40;--rose-soft:#f4dedd;--gold:#c79483;--ink:#2e2928;--muted:#766c69;--line:#eadfda;--green:#dce9e4;--orange:#f7e5d6;--shadow:0 10px 30px rgba(91,55,51,.08);font-family:-apple-system,BlinkMacSystemFont,"PingFang TC","Noto Sans TC",sans-serif;color:var(--ink);background:var(--cream);font-size:16px}*{box-sizing:border-box}body{margin:0;background:linear-gradient(150deg,#fffdfa 0,#fbf7f2 55%,#f7ece8 100%);min-height:100vh}button,input,textarea,select{font:inherit;color:inherit}button{cursor:pointer}#app{max-width:680px;margin:auto;min-height:100vh;padding-bottom:calc(92px + env(safe-area-inset-bottom))}.topbar{height:84px;padding:calc(12px + env(safe-area-inset-top)) 20px 10px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:10px}.brand-mark{font-size:34px;color:var(--rose)}h1{font-family:Georgia,"Noto Serif TC",serif;font-size:25px;margin:0;color:var(--rose-dark);letter-spacing:.12em}.brand p{margin:1px 0 0;font:14px Georgia,serif;letter-spacing:.18em;color:var(--gold)}.icon-btn{border:0;background:transparent;font-size:29px;color:var(--rose);width:44px;height:44px}.hidden{visibility:hidden}main{padding:0 18px}.view{display:none;animation:fade .2s ease}.view.active{display:block}@keyframes fade{from{opacity:.5;transform:translateY(4px)}}.blessing{text-align:center;color:var(--muted);font-family:Georgia,"Noto Serif TC",serif;font-size:15px;margin:4px 0 18px}.month-switch{display:flex;align-items:center;justify-content:center;gap:23px;margin-bottom:14px}.month-switch strong{font-size:21px;letter-spacing:.08em}.month-switch button{width:42px;height:38px;border:1px solid var(--line);border-radius:18px;background:var(--paper);color:var(--rose);font-size:25px;box-shadow:0 4px 16px rgba(83,52,49,.05)}.hero-card{background:linear-gradient(135deg,#f7dcda,#edbfc0);border:1px solid rgba(168,95,100,.12);border-radius:24px;padding:20px 22px;text-align:center;box-shadow:var(--shadow)}.hero-card span{display:block;font-weight:700;color:var(--rose-dark);font-size:17px}.hero-card strong{display:block;font-family:Georgia,serif;color:#8e4148;font-size:45px;line-height:1.25;margin:3px 0}.hero-card small{font-size:13px;color:#845f60}.summary-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:12px 0 24px}.summary-grid article{background:rgba(255,253,250,.92);border:1px solid var(--line);border-radius:18px;padding:15px;min-height:88px}.summary-grid article:nth-child(1){background:var(--green)}.summary-grid article:nth-child(4){background:var(--orange)}.summary-grid span{display:block;color:var(--muted);font-size:14px;margin-bottom:5px}.summary-grid strong{font-family:Georgia,serif;font-size:25px}.section-head{display:flex;align-items:center;justify-content:space-between;gap:10px}.section-head h2,.page-title h2{font-size:22px;margin:0}.segmented{display:flex;padding:3px;background:#efe8e4;border-radius:12px}.segmented button{border:0;background:transparent;border-radius:9px;padding:6px 9px;color:var(--muted);font-size:13px}.segmented button.active{background:white;color:var(--rose);box-shadow:0 2px 8px #0000000b}.transaction-list{margin-top:10px}.transaction{display:grid;grid-template-columns:48px 1fr auto;align-items:center;gap:10px;border-bottom:1px solid var(--line);padding:13px 3px}.date-badge{text-align:center;color:var(--muted);font-size:14px}.transaction h3{font-size:17px;margin:0 0 4px}.transaction p{margin:0;color:var(--muted);font-size:13px}.transaction .amount{text-align:right;font-size:18px;font-weight:700}.status{display:inline-block;margin-top:4px;padding:3px 8px;border-radius:12px;font-size:12px;background:var(--rose-soft);color:var(--rose-dark)}.status.paid{background:var(--green);color:#365d54}.empty{text-align:center;padding:34px 16px;color:var(--muted);background:rgba(255,255,255,.48);border:1px dashed #dbc9c3;border-radius:20px}.page-title{margin:12px 2px 18px}.page-title p{color:var(--muted);margin:6px 0 0;line-height:1.5}.form-card{background:rgba(255,253,250,.95);border:1px solid var(--line);border-radius:24px;padding:18px;box-shadow:var(--shadow)}.form-card>label{display:block;font-size:15px;font-weight:700;margin-bottom:15px}.form-card input,.form-card textarea,.form-card select{display:block;width:100%;margin-top:7px;background:white;border:1px solid #ddd3cf;border-radius:14px;padding:14px 15px;font-size:17px;min-height:50px;outline:none}.form-card input:focus,.form-card textarea:focus,.form-card select:focus{border-color:var(--rose);box-shadow:0 0 0 3px #a85f6418}.money-input{position:relative}.money-input span{position:absolute;left:15px;top:19px;font:bold 24px Georgia;color:var(--rose)}.money-input input{font:bold 30px Georgia;padding-left:39px}.suggestions{display:flex;gap:8px;overflow:auto;margin:-8px 0 15px;padding-bottom:2px}.suggestions:empty{display:none}.suggestions button{white-space:nowrap;border:0;background:var(--rose-soft);color:var(--rose-dark);border-radius:18px;padding:8px 12px;font-size:14px}fieldset{display:flex;gap:16px;border:0;padding:0;margin:0 0 18px}legend{font-size:15px;font-weight:700;margin-bottom:9px}.choice{flex:1;background:#f7f1ee;padding:12px;border-radius:13px;text-align:center}.choice input{width:auto;display:inline;margin:0 7px 0 0;min-height:0;accent-color:var(--rose)}.primary{border:0;background:linear-gradient(135deg,#b36b70,#9b555b);color:white;border-radius:15px;min-height:52px;padding:13px 18px;font-weight:700}.form-card>.primary{width:100%;font-size:17px}.helper{color:var(--muted);font-size:14px;line-height:1.55}.action-list{display:grid;gap:11px}.action-list button,.file-action{border:1px solid var(--line);background:var(--paper);border-radius:18px;padding:16px;display:grid;grid-template-columns:46px 1fr 18px;align-items:center;text-align:left;box-shadow:0 5px 18px #5a3f3808}.action-list button{width:100%}.action-list strong{display:block;font-size:18px}.action-list small{display:block;color:var(--muted);font-size:13px;margin-top:4px}.action-icon{width:38px;height:38px;border-radius:13px;background:var(--rose-soft);color:var(--rose);display:grid;place-items:center;font-size:23px}.file-action input{display:none}.privacy-note{margin-top:22px;padding:18px;border-radius:18px;background:#f5e5e3;color:#765b5c;line-height:1.6}.principles{display:flex;justify-content:center;flex-wrap:wrap;gap:8px;margin:25px 0}.principles span{border:1px solid #d8b8ae;border-radius:18px;padding:7px 12px;color:var(--rose-dark)}.bottom-nav{position:fixed;z-index:10;bottom:0;left:50%;transform:translateX(-50%);width:min(100%,680px);display:grid;grid-template-columns:repeat(5,1fr);padding:8px 8px calc(8px + env(safe-area-inset-bottom));background:rgba(255,253,250,.94);backdrop-filter:blur(18px);border-top:1px solid var(--line)}.bottom-nav button{border:0;background:transparent;color:#8c8582;font-size:12px;padding:5px 0}.bottom-nav span{display:block;font-size:22px;margin-bottom:2px}.bottom-nav button.active{color:var(--rose);font-weight:700}.fab{position:fixed;z-index:12;right:max(20px,calc((100vw - 680px)/2 + 20px));bottom:calc(80px + env(safe-area-inset-bottom));width:58px;height:58px;border:0;border-radius:50%;background:linear-gradient(135deg,#bc7478,#985057);color:white;font-size:32px;box-shadow:0 10px 24px #88454a55}dialog{border:0;border-radius:25px;padding:0;width:min(90%,430px);background:transparent}dialog::backdrop{background:#3c2b2a70;backdrop-filter:blur(3px)}.modal-card{background:var(--paper);border-radius:25px;padding:24px}.modal-card h3{font-size:21px;margin:8px 0}.modal-card p{color:var(--muted);line-height:1.55}.modal-icon{font-size:30px;color:var(--rose)}.period-choices{display:grid;gap:9px;margin:18px 0}.period-choices label{border:1px solid var(--line);border-radius:14px;padding:14px;font-size:17px}.period-choices input{accent-color:var(--rose);margin-right:10px}.modal-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}.modal-actions button{min-height:48px;border:0;border-radius:14px}.modal-actions button:first-child{background:#f1ebe8}.modal-actions .primary:disabled{opacity:.45}#toast{position:fixed;z-index:20;left:50%;bottom:110px;transform:translate(-50%,20px);background:#443837;color:white;padding:11px 18px;border-radius:22px;opacity:0;pointer-events:none;transition:.2s;white-space:nowrap}#toast.show{opacity:1;transform:translate(-50%,0)}@media(min-width:700px){#app{border-left:1px solid var(--line);border-right:1px solid var(--line);box-shadow:0 0 60px #68463d12}main{padding:0 28px}.summary-grid{grid-template-columns:repeat(4,1fr)}.summary-grid article{padding:14px 12px}.summary-grid strong{font-size:20px}}