:root{--ink:#172b4d;--muted:#5d6a7d;--line:#dbe2ec;--blue:#254ee5;--blue-light:#edf2ff;--green:#087947;--green-light:#e8f7ed;--orange:#9b5800;--orange-light:#fff6e4;--red:#b62236;--red-light:#fff0f1;--bg:#f4f6fa;--radius:16px;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);font-size:16px;line-height:1.5}*{box-sizing:border-box}body{margin:0;background:var(--bg)}a{color:var(--blue);text-underline-offset:3px}a:hover{text-decoration:underline}button,input,select,textarea{font:inherit}button,a,input,select,summary{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:wait;opacity:.7}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #7996ff;outline-offset:3px}h1,h2,h3,h4,p{margin:0}h1{font-size:2.1rem;line-height:1.2;letter-spacing:-.045em;font-weight:750}h2{font-size:1.22rem;line-height:1.3;letter-spacing:-.02em}h3{font-size:1rem}h4{font-size:1rem;margin:5px 0}small{font-size:.875rem;color:var(--muted)}.header{background:white;border-bottom:1px solid var(--line)}.header-inner{max-width:1280px;margin:auto;min-height:90px;padding:16px 32px;display:flex;align-items:center;gap:48px}.brand{color:var(--ink);text-decoration:none;display:flex;gap:10px;align-items:center;font-weight:750;font-size:1.2rem;flex-wrap:wrap}.brand-icon{width:40px;height:40px;background:var(--ink);color:white;display:grid;place-items:center;font-size:1.8rem;border-radius:12px}.brand-caption{font-size:.8rem;color:var(--muted);font-weight:400;border-left:1px solid var(--line);padding-left:12px}.header nav{display:flex;gap:24px}.header nav a{color:var(--muted);font-size:.94rem;font-weight:600;text-decoration:none}.header nav a.active{color:var(--blue)}.user{margin-left:auto;display:flex;gap:20px;align-items:center;font-size:.875rem}.user small{display:block}.text-button{border:0;background:none;color:var(--muted);padding:10px 0;font-size:.875rem}.shell{max-width:1280px;margin:auto;padding:36px 32px 24px}.page-heading{display:flex;justify-content:space-between;align-items:center;gap:24px;margin-bottom:24px}.eyebrow{font-size:.75rem;font-weight:650;letter-spacing:.09em;text-transform:uppercase;color:var(--muted);margin-bottom:6px}.heading-actions{display:flex;gap:12px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:11px 17px;border-radius:9px;background:var(--blue);color:white;border:1px solid var(--blue);font-weight:650;font-size:.875rem;line-height:1.4;text-decoration:none;text-align:center}.button:hover{background:#173bd0;text-decoration:none}.button.secondary{background:white;border-color:var(--line);color:var(--ink)}.button.secondary:hover{background:var(--bg)}.button.small{font-size:.875rem;padding:8px 12px}.muted{color:var(--muted);font-size:.875rem}.text-link{font-size:.875rem;font-weight:600}.month-nav{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:24px}.month-pill{padding:9px 15px;border:1px solid var(--line);border-radius:8px;background:white;color:var(--muted);font-size:.875rem;text-decoration:none;display:inline-flex;gap:12px}.month-pill.selected{background:var(--ink);color:white;border-color:var(--ink)}.month-pill.settled{background:var(--green-light);color:var(--green);border-color:#aed8be}.month-pill.selected.settled{box-shadow:0 0 0 2px var(--green)}.month-add{font-size:.875rem;padding:9px 6px}.summary-grid{display:grid;grid-template-columns:1fr 1fr 1.1fr;gap:16px;margin:24px 0}.summary-card{background:white;border:1px solid var(--line);border-radius:var(--radius);padding:22px;display:flex;flex-direction:column;gap:8px}.summary-card>span{font-size:.875rem}.summary-card>strong{font-size:1.95rem;letter-spacing:-.04em;line-height:1.2;font-variant-numeric:tabular-nums}.balance-card{background:var(--ink);color:white;border-color:var(--ink)}.balance-card small{color:#c1cde0}.balance-card.all-settled{background:var(--green);border-color:var(--green)}.balance-card.all-settled small{color:#d6f3df}.panel{background:white;border:1px solid var(--line);border-radius:var(--radius);overflow:visible}.section-heading{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:23px}.bill-list{border-top:1px solid var(--line)}.bill-row{display:grid;grid-template-columns:1.3fr 1fr 1fr auto;gap:20px;align-items:center;padding:22px 24px;border-top:1px solid var(--line);border-left:4px solid transparent}.bill-row:first-child{border-top:0}.bill-row:last-child{border-radius:0 0 var(--radius) var(--radius)}.bill-row.paid{background:var(--green-light);border-left-color:var(--green)}.bill-row.overdue{background:var(--red-light);border-left-color:var(--red)}.bill-row.overpaid{background:var(--blue-light);border-left-color:var(--blue)}.bill-name h3{margin:7px 0 2px}.bill-name>.muted{font-size:.8125rem}.badge{display:inline-flex;align-items:center;padding:3px 8px;font-size:.75rem;font-weight:650;border-radius:5px;color:var(--muted);background:#e8edf4}.badge.paid{color:var(--green);background:#ccebd8}.badge.overdue{color:var(--red);background:#ffd8dd}.badge.overpaid{color:var(--blue);background:#dce5ff}.badge.partial,.badge.pending{color:var(--orange);background:var(--orange-light)}.bill-amount,.bill-deadline{display:flex;flex-direction:column;gap:3px}.bill-amount strong{font-size:1.1rem;font-variant-numeric:tabular-nums}.bill-deadline strong{font-size:.875rem}.bill-actions{min-width:142px;position:relative}.bill-actions .button{width:100%}.overpaid-text{color:var(--blue)}.due-alert{display:flex;align-items:center;gap:16px;background:var(--orange-light);border:1px solid #eac78d;padding:16px 20px;border-radius:12px;margin-bottom:12px}.due-alert.late{background:var(--red-light);border-color:#ecb6bf}.alert-symbol{width:32px;height:32px;border-radius:50%;background:#ffe3ad;color:var(--orange);display:grid;place-items:center;font-weight:800;flex-shrink:0}.due-alert>div:not(.alert-symbol){flex:1}.due-alert strong{font-size:.94rem}.due-alert p{font-size:.875rem;margin-top:3px}.notice{background:var(--blue-light);padding:15px 18px;border-radius:10px;color:#2d4165;font-size:.875rem;line-height:1.65}.configuration-notice{margin:20px 0}.configuration-notice a{font-weight:600}.families-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:28px}.family-panel{overflow:hidden}.family-header{padding:24px;display:flex;align-items:center;gap:12px;border-bottom:1px solid var(--line)}.family-header .button{margin-left:auto}.family-header h2{font-size:1.5rem}.family-header .eyebrow{margin-bottom:2px}.family-avatar{width:46px;height:46px;background:var(--blue-light);color:var(--blue);border-radius:12px;display:grid;place-items:center;font-weight:750;font-size:1.3rem}.family-2 .family-avatar{background:#e6f5f8;color:#096c82}.family-balance{padding:22px 24px 14px;display:flex;justify-content:space-between;align-items:center;gap:12px}.family-balance span{font-size:.875rem;color:var(--muted)}.family-balance strong{font-size:1.7rem;letter-spacing:-.04em;font-variant-numeric:tabular-nums}.family-totals{margin:0;padding:0 24px 22px;font-size:.875rem}.family-totals>div{display:flex;justify-content:space-between;gap:12px;padding:5px 0}.family-totals dt{color:var(--muted)}.family-totals dd{margin:0;font-variant-numeric:tabular-nums}.reports-heading{display:flex;justify-content:space-between;align-items:center;padding:15px 24px;border-top:1px solid var(--line);background:#f9fafc}.reports-heading h3{font-size:.875rem}.report{padding:20px 24px;border-top:1px solid var(--line)}.report-top{display:flex;align-items:center;justify-content:space-between;gap:12px}.report-type{color:var(--muted);font-size:.75rem}.report-top strong{font-size:1.1rem;font-variant-numeric:tabular-nums}.report-payer,.report>p{font-size:.8125rem;color:var(--muted)}.report-meta{display:flex;justify-content:space-between;align-items:flex-end;gap:12px;margin-top:13px;font-size:.75rem;color:var(--muted)}.report-meta a{font-size:.8125rem;font-weight:600}.void-report{opacity:.6}.void-report h4{text-decoration:line-through}.empty{padding:26px 24px;color:var(--muted);font-size:.875rem}.page-note{font-size:.8125rem;color:var(--muted);margin:20px 0}.footer{max-width:1280px;margin:auto;padding:16px 32px 28px;font-size:.75rem;color:var(--muted);display:flex;justify-content:space-between;gap:12px}.demo-label{color:var(--orange)}.skip{position:absolute;top:-100px;left:16px;background:white;z-index:10;padding:12px}.skip:focus{top:10px}.login-panel{max-width:560px;margin:48px auto 72px;text-align:center;padding:44px 38px;background:white;border-radius:24px;border:1px solid var(--line)}.login-panel h1{font-size:2.25rem;line-height:1.25;margin:14px 0 20px}.login-panel>p{color:var(--muted);margin:16px 0 26px}.login-mark{font-size:3rem;width:76px;height:76px;display:grid;place-items:center;background:var(--ink);color:white;margin:0 auto 24px;border-radius:20px}.login-panel .notice{margin:20px 0;text-align:left}.login-panel .google{background:white;border-color:var(--line);color:var(--ink);width:100%;gap:12px;font-size:1rem}.google span{color:var(--blue);font-weight:800}.login-panel form{margin:16px 0}.message{padding:13px 18px;border-radius:9px;background:white;border:1px solid var(--line);margin-bottom:16px;font-size:.875rem}.message.success{background:var(--green-light);border-color:#aed8be}.message.error{background:var(--red-light);border-color:#ecb6bf}.back-link{display:inline-block;margin-bottom:20px;font-size:.875rem}.edit-panel{max-width:760px;padding:28px}.edit-panel .notice{margin-bottom:24px}.form-field{margin:0 0 20px}.form-field>label{display:block;font-size:.875rem;font-weight:600;margin:0 0 6px}.form-field input:not([type=checkbox]),.form-field select,.form-field textarea{width:100%;min-height:46px;padding:10px 12px;border-radius:8px;border:1px solid #b8c4d4;color:var(--ink);background:white}.form-field input[type=checkbox],.inline-checkbox input{width:18px;height:18px;accent-color:var(--blue);flex-shrink:0}.checkbox-field>label,.inline-checkbox{display:flex;align-items:center;gap:10px;font-size:.875rem;font-weight:400}.form-field small{display:block;margin-top:5px}.form-actions{display:flex;gap:12px;padding-top:8px}.required{color:var(--blue)}.errorlist{list-style:none;margin:8px 0 12px;padding:0;color:var(--red);font-size:.875rem}.errorlist li{background:var(--red-light);padding:10px 12px;border-radius:6px}.field-history,.object-history{font-size:.75rem;color:var(--muted);margin-top:7px}.field-history summary,.object-history summary{cursor:pointer;padding:4px 0}.field-history ol,.object-history ol{padding-left:18px;max-height:250px;overflow:auto;margin:8px 0}.field-history li,.object-history li{margin-bottom:8px;overflow-wrap:anywhere}.bill-actions .object-history[open] ol{position:absolute;right:0;z-index:2;width:330px;background:white;border:1px solid var(--line);box-shadow:0 8px 30px #172b4d18;border-radius:10px;padding:16px 16px 16px 32px;max-width:70vw}.settings-layout{display:grid;grid-template-columns:180px minmax(0,1fr);gap:28px}.settings-nav{display:flex;flex-direction:column;gap:4px;align-self:start;position:sticky;top:24px}.settings-nav a{padding:10px 12px;border-radius:8px;color:var(--muted);font-size:.875rem;text-decoration:none}.settings-nav a:hover{background:white;color:var(--blue)}.settings-content{display:flex;flex-direction:column;gap:24px}.settings-section{padding:26px;scroll-margin-top:24px}.settings-section>.muted{margin:12px 0 22px;line-height:1.7}.settings-section .section-heading{padding:0 0 8px}.settings-bills{margin:16px 0 24px}.settings-bill{display:grid;grid-template-columns:1fr auto auto auto;gap:18px;padding:15px 0;border-bottom:1px solid var(--line);align-items:center;font-size:.875rem}.settings-bill small{display:block}.settings-details{border-top:1px solid var(--line);padding:15px 0;scroll-margin-top:24px}.settings-details>summary{cursor:pointer;font-size:.875rem;line-height:1.6;overflow-wrap:anywhere}.settings-details form{margin:22px 0 5px;max-width:620px}.family-settings{display:grid;grid-template-columns:1fr 1fr;gap:24px}.family-settings form{min-width:0}.inline-checkbox{margin-bottom:18px}.settings-section#nowy-miesiac form{max-width:380px}[hidden]{display:none!important}
@media(max-width:1080px){.header-inner{gap:24px}.brand-caption{display:none}.bill-row{gap:14px;grid-template-columns:1.2fr 1fr .9fr auto}.bill-actions{min-width:125px}.family-header{padding:18px}.family-header h2{font-size:1.3rem}.settings-layout{grid-template-columns:155px minmax(0,1fr);gap:20px}.settings-bill{gap:12px}.summary-card>strong{font-size:1.7rem}}
@media(max-width:780px){.header-inner{padding:14px 20px;flex-wrap:wrap;gap:16px;min-height:auto}.brand{font-size:1.1rem}.header nav{order:3;width:100%;gap:28px;border-top:1px solid var(--line);padding-top:12px}.user{gap:12px}.user strong{font-size:.8rem}.user small{font-size:.75rem}.shell{padding:24px 20px 16px}h1{font-size:1.8rem}.page-heading{align-items:flex-start;flex-direction:column;gap:18px}.heading-actions{width:100%}.summary-grid{grid-template-columns:1fr 1fr}.balance-card{grid-column:1/-1}.summary-card{padding:18px}.summary-card>strong{font-size:1.7rem}.bill-row{grid-template-columns:1fr 1fr;padding:18px;gap:18px}.bill-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.bill-actions .button{width:auto}.section-heading{padding:20px;align-items:flex-start}.section-heading h2{font-size:1.1rem}.section-heading .text-link{max-width:100px;text-align:right}.families-grid{grid-template-columns:1fr;gap:20px}.family-header{padding:20px}.family-header h2{font-size:1.5rem}.due-alert{padding:14px;flex-wrap:wrap;gap:12px}.due-alert .button{margin-left:44px}.settings-layout{grid-template-columns:1fr;gap:20px}.settings-nav{position:static;flex-direction:row;flex-wrap:wrap;gap:4px}.settings-nav a{background:white;border:1px solid var(--line);padding:8px 10px}.settings-section{padding:20px}.settings-bill{grid-template-columns:1fr 1fr;gap:8px}.settings-bill>span{text-align:right}.settings-bill>span:nth-child(3){text-align:left}.settings-bill>a{text-align:right}.edit-panel{padding:22px}.footer{padding:16px 20px 24px;flex-direction:column}.login-panel{margin:20px auto;padding:32px 24px}.login-panel h1{font-size:1.9rem}}
@media(max-width:420px){.brand-icon{width:32px;height:32px;font-size:1.5rem}.user{gap:8px}.user .text-button{font-size:.75rem}.shell{padding:24px 14px 16px}.header-inner{padding:14px}.heading-actions{flex-direction:column;gap:8px}.summary-grid{gap:10px}.summary-card{padding:15px}.summary-card>strong{font-size:1.45rem}.summary-card>span,.summary-card small{font-size:.8125rem}.family-balance strong{font-size:1.45rem}.family-totals{font-size:.8125rem}.family-header{padding:16px}.family-header .button{padding:8px}.family-settings{grid-template-columns:1fr}.form-actions{flex-direction:column}.due-alert .button{margin-left:0;width:100%}}
@media(prefers-reduced-motion:no-preference){.button,.month-pill{transition:background-color .15s ease,border-color .15s ease}}