:root{
  --bg:#f6f7f2;--card:#fff;--text:#172019;--muted:#687169;--line:#dfe4dc;
  --ink:#1f2a21;--accent:#c2f200;--accent-dark:#8db100;--danger:#b4473d;--success:#287a49;
  --radius:16px;--control:12px;
}
*{box-sizing:border-box}html{font-family:Tahoma,Arial,sans-serif;background:var(--bg);color:var(--text)}
body{margin:0;min-height:100%;background:linear-gradient(180deg,#fbfcf8 0,#f3f5ef 100%)}
a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}
.shell{max-width:1080px;margin:0 auto;padding:0 18px 92px}.main{padding-top:28px}
.topbar{position:sticky;top:0;z-index:5;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:15px 0;background:rgba(246,247,242,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.brand{font-weight:900;font-size:20px}.top-actions{display:flex;align-items:center;gap:14px;font-size:14px}.hello{color:var(--muted)}.nav-link,.link-button{font-weight:700}.inline-form{display:inline}.link-button{border:0;background:none;padding:8px}
.page-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:22px}.page-head.compact{margin-bottom:14px}.page-head h1{margin:3px 0 0;font-size:32px;line-height:1.15}.eyebrow{font-size:12px;font-weight:800;letter-spacing:.06em;color:#718000;text-transform:uppercase}.muted{color:var(--muted);line-height:1.7}
.month-form{display:flex;gap:8px}.month-form input,.month-form button{min-height:44px;border:1px solid var(--line);border-radius:10px;background:#fff;padding:8px 12px}.month-form button{font-weight:800}
.kpi-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-bottom:16px}.kpi{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px;min-width:0}.kpi span{display:block;color:var(--muted);font-size:13px;margin-bottom:8px}.kpi strong{display:block;font-size:26px;overflow-wrap:anywhere}.kpi.income strong{color:var(--success)}.kpi.expense strong{color:var(--danger)}
.big-add{display:flex;align-items:center;justify-content:center;min-height:54px;background:var(--accent);border:1px solid #aecf18;border-radius:14px;font-weight:900;margin:18px 0 22px}.big-add:hover{filter:brightness(.98)}
.two-col{display:grid;grid-template-columns:1.5fr 1fr;gap:14px}.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px}.section-title{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:15px}.section-title h2{font-size:18px;margin:0}.section-title span{font-size:12px;color:var(--muted)}.empty{color:var(--muted);margin:20px 0}
.bars{display:grid;gap:14px}.bar-label{display:flex;justify-content:space-between;gap:12px;margin-bottom:7px;font-size:13px}.bar-track{height:10px;background:#eef1eb;border-radius:999px;overflow:hidden}.bar-track span{display:block;height:100%;background:#8a947f;border-radius:999px}.simple-list{display:grid}.simple-list>div{display:flex;justify-content:space-between;gap:14px;padding:12px 0;border-bottom:1px solid var(--line)}.simple-list>div:last-child{border-bottom:0}
.auth-card{max-width:430px;margin:8vh auto 0;background:var(--card);border:1px solid var(--line);border-radius:22px;padding:28px}.auth-card h1{font-size:34px;margin:5px 0 8px}.stack{display:grid;gap:15px}.stack label>span{display:block;font-weight:800;font-size:13px;margin-bottom:7px}.stack small{font-weight:400;color:var(--muted)}input,select,textarea{width:100%;min-height:48px;border:1px solid #cfd6cc;border-radius:var(--control);padding:11px 12px;background:#fff;color:var(--text);outline:none}textarea{resize:vertical}input:focus,select:focus,textarea:focus{border-color:#8daa00;box-shadow:0 0 0 3px rgba(194,242,0,.22)}.primary{min-height:50px;border:1px solid #aecf18;border-radius:var(--control);background:var(--accent);color:#162000;font-weight:900}
.alert{padding:12px 14px;border-radius:12px;margin:0 0 14px;font-size:14px}.alert.error{background:#fff0ed;border:1px solid #f1c1bb;color:#7b2e26}.alert.success{background:#ecf8ef;border:1px solid #b9dfc4;color:#225f37}.form-panel{max-width:650px}.segmented,.recipient-grid{border:0;padding:0;margin:0}.segmented legend,.recipient-grid legend{font-weight:800;font-size:13px;margin-bottom:8px}.segmented{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.segmented label,.recipient-grid label{position:relative}.segmented input,.recipient-grid input{position:absolute;opacity:0;pointer-events:none}.segmented span,.recipient-grid span{display:flex;align-items:center;justify-content:center;min-height:46px;border:1px solid var(--line);border-radius:11px;background:#fff;font-weight:800;cursor:pointer}.segmented input:checked+span,.recipient-grid input:checked+span{background:#efffc0;border-color:#a8c600}.recipient-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin-bottom:12px}
.transaction-list{padding:0 18px}.tx-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:17px 0;border-bottom:1px solid var(--line)}.tx-row:last-child{border-bottom:0}.tx-main{min-width:0}.tx-main strong{display:block;margin-bottom:5px}.tx-main span{display:block;color:var(--muted);font-size:12px;overflow-wrap:anywhere}.tx-amount{font-weight:900;white-space:nowrap}.tx-amount.income{color:var(--success)}.tx-amount.expense{color:var(--danger)}
.notice{background:#f4f6ec;border:1px solid #dde3c9;border-radius:13px;padding:13px 15px;line-height:1.65;margin-bottom:14px;font-size:13px}.member-table{overflow:auto}.member-row{display:grid;grid-template-columns:1.25fr repeat(3,1fr);gap:12px;min-width:580px;padding:13px 8px;border-bottom:1px solid var(--line);align-items:center}.member-row.header{color:var(--muted);font-size:12px;font-weight:800}.member-row:last-child{border-bottom:0}
.bottom-nav{position:fixed;left:50%;bottom:14px;transform:translateX(-50%);width:min(560px,calc(100% - 28px));display:grid;grid-template-columns:1fr 1fr 1fr;align-items:center;background:#172019;color:#fff;border-radius:18px;padding:8px;box-shadow:0 12px 30px rgba(23,32,25,.2);z-index:10}.bottom-nav a{display:flex;align-items:center;justify-content:center;min-height:46px;font-size:13px;font-weight:800}.bottom-nav .add-nav{background:var(--accent);color:#172019;border-radius:12px}
@media(max-width:720px){.shell{padding-inline:12px}.main{padding-top:20px}.page-head{align-items:stretch;flex-direction:column}.page-head h1{font-size:28px}.month-form{width:100%}.month-form input{flex:1}.kpi-grid{grid-template-columns:1fr 1fr}.kpi-grid .kpi:last-child{grid-column:1/-1}.kpi strong{font-size:22px}.two-col{grid-template-columns:1fr}.top-actions .hello{display:none}.auth-card{margin-top:24px;padding:22px}.segmented{gap:6px}.recipient-grid{grid-template-columns:1fr 1fr}.admin-kpis{grid-template-columns:1fr}.admin-kpis .kpi:last-child{grid-column:auto}}
@media(max-width:380px){.top-actions{gap:5px}.brand{font-size:18px}.recipient-grid{grid-template-columns:1fr}.kpi-grid{grid-template-columns:1fr}.kpi-grid .kpi:last-child{grid-column:auto}}

.insights-panel{margin-bottom:14px}.insights-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.insights-list>div{background:#f7f8f3;border:1px solid var(--line);border-radius:12px;padding:13px;line-height:1.6;font-size:13px}@media(max-width:620px){.insights-list{grid-template-columns:1fr}}
.admin-add-member{margin-bottom:14px}.admin-member-form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.admin-member-form label>span{display:block;font-weight:800;font-size:13px;margin-bottom:7px}.admin-member-submit{grid-column:1/-1}.admin-add-member .section-title>div{min-width:0}@media(max-width:620px){.admin-member-form{grid-template-columns:1fr}.admin-member-submit{grid-column:auto}}

/* v0.5 admin visibility / transaction management / settings */
.admin-shortcuts{display:flex;justify-content:flex-end;margin:-8px 0 14px}.admin-shortcuts a{font-weight:800;font-size:13px;border:1px solid var(--line);background:#fff;border-radius:10px;padding:10px 12px}.admin-members-panel{margin-bottom:14px}.admin-member-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.admin-member-card{border:1px solid var(--line);border-radius:14px;padding:15px;background:#fbfcf8;min-width:0}.admin-member-card-head{display:flex;justify-content:space-between;align-items:flex-start;gap:10px}.admin-member-card h3{margin:0 0 3px;font-size:18px}.admin-member-card-head span{font-size:12px;color:var(--muted)}.small-button,.secondary-button{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);background:#fff;border-radius:10px;padding:9px 11px;font-weight:800;font-size:12px}.member-metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:7px;margin:13px 0}.member-metrics>div{background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px;min-width:0}.member-metrics span{display:block;color:var(--muted);font-size:11px;margin-bottom:4px}.member-metrics strong{font-size:14px;overflow-wrap:anywhere}.expense-text{color:var(--danger)}.member-spend-preview{border-top:1px solid var(--line);padding-top:11px;display:grid;gap:7px}.member-spend-preview>strong{font-size:12px}.member-spend-preview>div{display:flex;justify-content:space-between;gap:12px;font-size:12px}.member-spend-preview b{white-space:nowrap}.admin-detail-breakdowns{margin-bottom:14px}.admin-detail-transactions{margin-top:0}.tx-side{display:flex;align-items:flex-end;flex-direction:column;gap:7px}.tx-actions{display:flex;align-items:center;gap:10px;font-size:12px;font-weight:800}.tx-actions a{color:#496000}.danger-link{border:0;background:none;padding:0;color:var(--danger);font-weight:800;font-size:12px}.fixed-kind{display:flex;align-items:center;justify-content:space-between;gap:15px;border:1px solid var(--line);border-radius:12px;background:#f7f8f3;padding:12px}.fixed-kind span{font-size:13px;color:var(--muted)}.form-actions{display:flex;gap:10px}.form-actions>*{flex:1}.settings-add-category{margin-bottom:14px}.category-add-form{display:grid;grid-template-columns:180px 1fr auto;gap:10px;align-items:end}.category-add-form label>span{display:block;font-weight:800;font-size:13px;margin-bottom:7px}.category-add-form .primary{min-width:110px;padding:0 16px}.category-settings-panel{margin-bottom:14px}.category-settings-list{display:grid;gap:9px}.category-settings-row{display:flex;gap:9px;align-items:center;border:1px solid var(--line);border-radius:12px;padding:10px}.category-settings-row.is-inactive{opacity:.6;background:#f4f4f2}.category-rename-form{display:grid;grid-template-columns:1fr auto;gap:8px;flex:1;min-width:0}.category-rename-form input{min-height:42px}.category-rename-form button,.danger-outline{min-height:42px;border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 11px;font-weight:800}.danger-outline{color:var(--danger);border-color:#e5bbb6}.settings-note{margin:12px 0 0;color:var(--muted);font-size:12px;line-height:1.6}
@media(max-width:720px){.admin-member-grid{grid-template-columns:1fr}.admin-member-card-head{align-items:center}.category-add-form{grid-template-columns:1fr}.category-add-form .primary{min-width:0}.category-settings-row{align-items:stretch;flex-direction:column}.category-rename-form{grid-template-columns:1fr auto}.tx-row{align-items:flex-start}.tx-side{align-items:flex-end}.form-actions{flex-direction:column}}
@media(max-width:430px){.member-metrics{grid-template-columns:1fr 1fr}.member-metrics>div:last-child{grid-column:1/-1}.category-rename-form{grid-template-columns:1fr}.category-rename-form button{width:100%}.admin-shortcuts{justify-content:stretch}.admin-shortcuts a{width:100%;text-align:center}}