:root{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;color:#18342c;background:#f4f6f2;font-synthesis:none;--ink:#18342c;--muted:#67786f;--green:#17795a;--line:#e8ece8;--orange:#ae4926}
*{box-sizing:border-box}body{margin:0;font-size:16px;line-height:1.5}button,input,select,textarea{font:inherit}button{cursor:pointer;color:inherit}a{color:inherit;text-decoration:none}button,a,summary,select{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #47a583;outline-offset:4px}[hidden]{display:none!important}button:disabled{opacity:.45;cursor:not-allowed}button{transition:background .16s}svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex:none}
.app{max-width:620px;margin:auto;padding:24px 16px 108px}.app-header{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:24px}.brand{display:flex;flex-direction:column;gap:5px}.brand>span{font-size:26px;letter-spacing:.3px;font-weight:750;line-height:1.4}.brand small{font-size:13px;color:var(--muted)}.brand-mark{width:46px;height:46px;background:white;border:1px solid var(--line);border-radius:50%;display:grid;place-items:center;font-size:24px;font-weight:700;color:var(--green)}.more-menu{position:relative}.more-menu summary{list-style:none;cursor:pointer}.more-menu summary::-webkit-details-marker{display:none}.menu{position:absolute;right:0;top:55px;z-index:20;min-width:230px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:8px;box-shadow:0 12px 36px #18342c18}.menu>button{width:100%;text-align:left;padding:12px;border:0;border-radius:10px;background:none;font-size:14px}.menu>button:hover{background:#eff5ef}.role-switch{display:flex;align-items:center;justify-content:space-between;gap:12px;border-top:1px solid var(--line);padding:12px;font-size:14px;color:var(--muted)}.role-switch select{font-size:14px;border:1px solid var(--line);border-radius:8px;padding:7px;background:#fff;color:var(--ink)}
.balance-summary{background:#173f34;color:white;border-radius:24px;padding:22px}.hero-top{display:flex;align-items:center;justify-content:space-between;gap:16px}.hero-top h1{font-size:16px;font-weight:500;margin:0;color:#e0efe8}.hero-top>span{font-size:12px;border:1px solid #ffffff26;color:#d9ebe1;padding:3px 9px;border-radius:20px}.balance-value{font-size:40px;letter-spacing:-.8px;font-weight:750;line-height:1.3;margin-top:12px;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}.balance-value .currency{font-size:25px;font-weight:450;margin-right:5px}.hero-date{font-size:12px;color:#b0c7bb;margin:7px 0 20px}.summary-line{display:grid;grid-template-columns:1fr 1fr;padding-top:16px;border-top:1px solid #ffffff25}.summary-line>button{background:transparent;border:0;padding:0;text-align:left;color:inherit}.summary-line>div{padding-left:20px;border-left:1px solid #ffffff25}.summary-line small{display:block;color:#b8d2c3;font-size:13px}.summary-line b{display:block;font-size:23px;font-weight:650;margin-top:2px;font-variant-numeric:tabular-nums}.summary-line b span{font-size:14px;font-weight:400;color:#dcece2}
.stat-pair{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px}.stat-card{padding:16px;border-radius:18px}.expense-card{background:#fff0e8;color:var(--orange)}.available-card{background:#e7f4eb;color:#1d6a4d}.stat-card>span{font-size:14px}.stat-card b{display:block;font-size:25px;font-weight:750;margin:6px 0}.stat-card small{display:block;font-size:12px;opacity:.8;line-height:1.6}.section{margin-top:22px}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:0 0 10px}.section-heading h2{font-size:18px;font-weight:700;margin:0}.text-button{background:none;border:0;color:var(--green);font-size:14px;padding:6px 0;min-height:36px;text-align:left}.text-button>span{font-size:18px;margin-left:4px}.card,.simple-panel{background:white;border:1px solid var(--line);border-radius:20px;padding:18px}.transaction-card{padding:0 18px}.transaction{display:flex;gap:12px;align-items:center;width:100%;background:none;border:0;border-bottom:1px solid var(--line);padding:17px 0;text-align:left}.transaction:last-child{border-bottom:0}.transaction:hover .transaction-main b{color:var(--green)}.row-icon{width:38px;height:38px;display:grid;place-items:center;border-radius:11px;flex:none;font-size:23px;font-weight:400}.income-icon{color:#197c57;background:#e7f4eb}.expense-icon{color:var(--orange);background:#fff0e8}.plan-icon{background:#f1f3e7;color:#71804b}.transaction-main{min-width:0;flex:1}.transaction-main b{display:block;font-size:16px;font-weight:600;overflow-wrap:anywhere}.transaction-main small{display:block;font-size:12px;line-height:1.6;color:var(--muted);margin-top:4px}.transaction-amount{font-size:17px;font-weight:650;font-variant-numeric:tabular-nums;white-space:nowrap}.positive{color:var(--green)}.negative{color:var(--orange)}.plan-preview{display:flex;align-items:center;gap:12px;width:100%;text-align:left}.plan-amount{flex:none;text-align:right}.plan-amount b{display:block;font-size:17px;font-weight:650;white-space:nowrap}.plan-amount small{display:block;color:var(--muted);font-size:12px;margin-top:4px}.donation-entry{display:flex;justify-content:space-between;align-items:center;width:100%;text-align:left;gap:14px}.donation-entry b{display:block;font-size:16px;font-weight:600}.donation-entry small{display:block;font-size:13px;color:var(--muted);margin-top:5px}.donation-entry>span:last-child{font-size:26px;color:#92a99c}.app-footer{text-align:center;color:#7f8c83;font-size:12px;padding:25px 0 6px;line-height:1.8}
.bottom-nav{position:fixed;bottom:0;left:0;right:0;border-top:1px solid #e0e8e0;background:#fffffff5;backdrop-filter:blur(16px);z-index:10;padding-bottom:env(safe-area-inset-bottom)}.bottom-nav-inner{max-width:620px;margin:auto;display:grid;grid-template-columns:repeat(5,1fr);align-items:end;padding:0 8px 8px}.nav-item,.nav-add{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;background:none;border:0;min-height:70px;color:#7b8980;font-size:13px;padding:9px 2px 3px}.nav-item svg{width:22px;height:22px}.nav-item.active{color:var(--green);font-weight:650}.nav-add{padding-top:0;color:var(--green)}.add-square{display:grid;place-items:center;background:var(--green);color:white;border:5px solid #f4f6f2;border-radius:22px;width:62px;height:62px;margin-top:-24px;box-shadow:0 6px 14px #17795a1c;font-size:35px;font-weight:300;line-height:1}.nav-add>span:last-child{margin-top:0}.page-heading{margin:0 0 18px}.page-heading h1{font-size:22px;font-weight:700;margin:0}.ledger-summary{display:grid;grid-template-columns:1fr 1fr;gap:18px;padding:18px;background:#fff;border:1px solid var(--line);border-radius:20px;margin-bottom:18px}.ledger-summary span{display:block;font-size:14px;color:var(--muted)}.ledger-summary b{display:block;font-size:23px;font-weight:700;margin-top:6px;font-variant-numeric:tabular-nums}.filters{display:flex;background:#e9efe8;padding:4px;border-radius:14px;gap:4px;margin-bottom:14px}.filters button{flex:1;border:0;border-radius:11px;background:none;color:var(--muted);font-size:14px;min-height:40px;padding:8px}.filters button.active{background:white;color:var(--green);box-shadow:0 2px 5px #18342c09;font-weight:650}.empty{color:var(--muted);padding:40px 0;text-align:center;font-size:14px;line-height:1.8}.simple-topline{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:18px}.simple-topline h2{font-size:18px;font-weight:700;margin:0}.status{display:inline-block;padding:4px 9px;border-radius:8px;font-size:13px;white-space:nowrap;background:#eef3ec;color:#687d6c}.status.green{background:#e7f4eb;color:var(--green)}.status.amber{background:#fff0e8;color:var(--orange)}.subtle-copy{color:var(--muted);font-size:14px;line-height:1.9;margin:14px 0 24px}.label{font-size:14px;color:var(--muted)}.large-figure{font-size:36px;font-weight:750;margin:10px 0 25px;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}.large-figure>span{font-size:23px;margin-right:4px}.notice{font-size:13px;color:var(--muted);line-height:1.8;border-top:1px solid var(--line);padding-top:16px;margin:20px 0 0}.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:24px 0}.detail-grid dt{font-size:13px;color:var(--muted);margin-bottom:7px}.detail-grid dd{font-size:16px;line-height:1.6;margin:0;overflow-wrap:anywhere}.paid-summary{background:#e7f4eb;border-radius:20px;padding:20px;color:#1d6a4d}.paid-summary>span{font-size:14px}.paid-summary b{display:block;font-size:32px;margin-top:7px;font-weight:750;font-variant-numeric:tabular-nums}.paid-summary p{font-size:14px;margin:8px 0 0}.list-caption{font-size:13px;color:var(--muted);margin:20px 2px 12px}.student-list{padding:4px 18px}.student-head,.student-row{display:grid;grid-template-columns:42px 1fr 100px;gap:12px;align-items:center}.student-head{font-size:13px;color:var(--muted);padding:14px 0;border-bottom:1px solid var(--line)}.student-row{padding:15px 0;border-bottom:1px solid var(--line);font-size:16px}.student-row>span:last-child,.student-head>span:last-child{text-align:right;font-variant-numeric:tabular-nums}.student-number{font-size:13px;color:#94a399}.student-row small{display:block;font-size:12px;color:#a06b34;margin-top:3px}.student-total{display:flex;justify-content:space-between;gap:15px;padding:18px 0;font-size:15px}.student-total b:last-child{color:var(--green)}
#record-form{background:white;border:1px solid var(--line);border-radius:20px;padding:20px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px 16px}.form-field{display:flex;flex-direction:column;gap:8px;font-size:14px;color:var(--muted)}.form-field.full{grid-column:1/-1}.form-field input,.form-field select,.form-field textarea{width:100%;min-width:0;padding:12px;border:1px solid #dce5dc;border-radius:12px;background:#fbfcf9;color:var(--ink);font-size:16px;min-height:46px}.form-field textarea{min-height:85px;resize:vertical}.form-field small{font-size:12px;color:var(--muted);line-height:1.7}.optional-fields{grid-column:1/-1;border-top:1px solid var(--line);padding-top:12px}.optional-fields summary{font-size:14px;color:var(--muted);padding:8px 0;cursor:pointer}.optional-fields .form-field{margin-top:16px}.form-actions{display:flex;flex-direction:column;align-items:stretch;gap:12px;margin-top:22px}.form-actions .label{font-size:12px;text-align:center}.button{border:0;border-radius:12px;min-height:46px;padding:11px 18px;font-size:16px}.button.primary{background:var(--green);color:white}.button.primary:hover{background:#106648}.error{font-size:14px;color:#ad4c3d;line-height:1.8}.audit-history{margin-top:24px;border-top:1px solid var(--line);padding-top:12px}.audit-history summary{font-size:14px;color:var(--muted);padding:10px 0;cursor:pointer}.audit-entry{font-size:14px;padding:12px 0;border-bottom:1px solid var(--line)}.audit-entry small{display:block;font-size:12px;color:var(--muted);margin-top:5px}.quiet,.form-note{font-size:13px;color:var(--muted);line-height:1.8}
dialog{width:min(560px,calc(100% - 32px));max-height:calc(100dvh - 40px);border:1px solid var(--line);border-radius:24px;padding:24px;background:#f8faf7;color:var(--ink);box-shadow:0 20px 80px #132a2330}dialog::backdrop{background:#142b235f}.dialog-header{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:20px}.dialog-header h2{font-size:20px;font-weight:700;margin:0;overflow-wrap:anywhere}.icon-button{width:38px;height:38px;display:grid;place-items:center;border:0;border-radius:50%;background:#eaf0e9;color:var(--muted);font-size:26px;flex:none}.detail-money{font-size:36px;font-weight:750;font-variant-numeric:tabular-nums;margin:14px 0 22px;overflow-wrap:anywhere}.voucher{padding:18px;background:#eaf2e9;border-radius:16px;margin-top:20px}.voucher-label{font-size:13px;color:var(--muted);margin-bottom:15px}.voucher h3{font-size:16px;font-weight:650;margin:0 0 12px}.voucher p{font-size:14px;color:var(--muted);line-height:1.8;margin:5px 0}.receipt-image{max-width:100%;max-height:260px;object-fit:contain;display:block;margin:14px auto}.receipt-name{overflow-wrap:anywhere}#toast{position:fixed;bottom:106px;left:50%;transform:translateX(-50%);z-index:50;background:#183f32;color:white;padding:12px 18px;border-radius:12px;font-size:14px;line-height:1.7;max-width:calc(100vw - 32px);width:max-content;box-shadow:0 8px 25px #142b231a}
@media(min-width:900px){.app{padding-top:36px}.balance-value{font-size:42px}.app-header{margin-bottom:26px}}
@media(max-width:420px){.transaction{gap:10px}.transaction-card{padding:0 14px}.transaction-amount{font-size:16px}.transaction-main b{font-size:15px}.plan-preview{padding:16px 14px;gap:10px}.plan-amount b{font-size:16px}.plan-preview .row-icon{width:34px;height:34px}.student-list{padding-left:14px;padding-right:14px}.student-head,.student-row{grid-template-columns:34px 1fr 84px;gap:9px}.ledger-summary b{font-size:21px}dialog{width:100%;max-height:90dvh;margin:0;top:auto;bottom:0;border-radius:24px 24px 0 0;padding:24px 20px}}
@media(max-width:350px){.app{padding-left:12px;padding-right:12px}.balance-summary{padding:19px}.balance-value{font-size:36px}.stat-card{padding:14px}.stat-card b{font-size:23px}.transaction-amount{font-size:15px}.row-icon{width:32px;height:32px}.form-grid{grid-template-columns:1fr}.plan-preview{flex-wrap:wrap}.plan-amount{margin-left:auto}.student-row{font-size:15px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
.plan-list{display:grid;gap:16px}.paid-date{color:var(--muted)!important}.edit-person{font-size:13px;color:var(--green);border:0;background:#e7f4eb;border-radius:6px;padding:4px 8px;margin-top:7px}.cancel-dialog{text-align:center}.section-heading>.button{white-space:nowrap;font-size:14px;padding:9px 13px}.summary-line b{overflow-wrap:anywhere}.plan-list .subtle-copy{white-space:pre-wrap}.student-row>span:nth-child(2){min-width:0;overflow-wrap:anywhere}.form-error{white-space:pre-wrap}