:root{--ink:#1d1d1b;--muted:#77766f;--paper:#f5f4ef;--panel:#fff;--line:#deddd6;--soft:#ebeae4;--accent:#2f8f5b;--danger:#b2433d;--shadow:0 18px 60px rgba(35,33,25,.14);--nav-height:66px}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper)}
button,input,textarea,select{font:inherit;color:inherit}button,a{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.5}[hidden]{display:none!important}
.eyebrow{margin:0 0 6px;color:var(--muted);font-size:11px;font-weight:750;letter-spacing:.12em;text-transform:uppercase}.muted{color:var(--muted)}
.brand{display:inline-flex;align-items:center;gap:9px;color:inherit;text-decoration:none;font-weight:750;letter-spacing:-.02em}.brand-mark{display:grid;place-items:center;width:30px;height:30px;border:1px solid var(--accent);border-radius:8px;color:var(--accent);font-size:14px;font-weight:800}
.icon-button{display:grid;place-items:center;width:38px;height:38px;border:0;border-radius:9px;background:transparent;font-size:18px}.icon-button:hover{background:var(--soft)}
.icon{width:18px;height:18px;flex:none}
.chev .icon{width:12px;height:12px}
.nav-icon .icon{width:19px;height:19px}
.fab .icon{width:24px;height:24px}
.row-menu .icon,.copy-invite .icon,.item-row button .icon{width:14px;height:14px}
.sheet-action .icon{width:16px;height:16px;color:var(--muted)}
.person-row .avatar .icon,.invite-icon .icon{width:16px;height:16px}
.primary-button,.secondary-button,.danger-button,.primary-link{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:44px;padding:0 16px;border-radius:10px;border:1px solid transparent;font-size:13px;font-weight:700;text-decoration:none}
.primary-button,.primary-link{background:var(--accent);color:#fff}.primary-button:hover,.primary-link:hover{background:color-mix(in srgb,var(--accent) 86%,black)}
.secondary-button{background:transparent;border-color:var(--line)}.secondary-button:hover{background:var(--soft)}
.danger-button{padding:0;background:transparent;color:var(--danger)}.danger-button:hover{text-decoration:underline}

/* Auth */
.auth-shell{display:grid;min-height:100vh;place-items:center;padding:28px 20px;background:var(--paper)}
.auth-card{width:min(100%,420px);text-align:center}.auth-card .brand{justify-content:center;margin-bottom:36px}
.auth-card h1{margin:10px 0 8px;font-family:Georgia,serif;font-size:clamp(30px,7vw,40px);font-weight:400;letter-spacing:-.03em}
.auth-card>p.muted{line-height:1.6}
.auth-actions{margin-top:26px;display:flex;flex-direction:column;gap:10px}
.google-button{display:flex;align-items:center;justify-content:center;gap:12px;width:100%;min-height:52px;border:1px solid var(--line);border-radius:10px;background:var(--panel);font-weight:700}
.google-button:hover{border-color:#8c8a81;box-shadow:0 5px 20px rgba(0,0,0,.07)}.google-button svg{width:20px}
.auth-divider{display:flex;align-items:center;gap:10px;margin:6px 0;color:var(--muted);font-size:11px}.auth-divider:before,.auth-divider:after{flex:1;height:1px;background:var(--line);content:""}
.auth-email-link{width:100%}.auth-footnote-link{color:var(--muted);font-size:12px;text-decoration:underline}
.auth-footnote{margin-top:20px;color:var(--muted);font-size:12px;line-height:1.5}
.invitation-shell{padding:24px 18px}.invitation-card{width:min(100%,480px);padding:36px 26px;border:1px solid var(--line);border-radius:18px;background:var(--panel);box-shadow:var(--shadow);text-align:center}
.invitation-card .brand{margin-bottom:36px}.invitation-card h1{margin:8px 0 12px;font-family:Georgia,serif;font-size:32px;font-weight:400;letter-spacing:-.03em}
.invitation-card>p:not(.eyebrow):not(.auth-footnote){color:var(--muted);line-height:1.6}
.invite-icon{display:grid;place-items:center;width:52px;height:52px;margin:0 auto 22px;border-radius:15px;background:color-mix(in srgb,var(--group-color,var(--accent)) 18%,white);color:var(--group-color,var(--accent));font-size:24px}
.invite-icon.success{background:#e4f1e7;color:#397846}.invitation-card .primary-link,.invitation-card form,.invitation-card .auth-email-link{margin-top:16px}

/* Logout (shared across apps — see templates/account/logout.html) */
.logout-shell{display:grid;min-height:100vh;place-items:center;padding:24px;background:var(--paper)}
.logout-card{width:min(100%,520px);padding:44px;border:1px solid var(--line);border-radius:18px;background:var(--panel);box-shadow:var(--shadow)}
.logout-card>.brand{margin-bottom:55px}
.logout-icon{display:grid;place-items:center;width:54px;height:54px;margin-bottom:25px;border-radius:15px;background:var(--soft);font-size:23px}
.logout-card h1{margin:5px 0 12px;font-family:Georgia,serif;font-size:40px;font-weight:400;letter-spacing:-.04em}
.logout-card>p:not(.eyebrow){max-width:420px;margin:0;color:var(--muted);font-size:14px;line-height:1.6}
.logout-card form{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:30px}
.logout-card form>*{width:100%}
.logout-confirm{border:0}
@media(max-width:580px){.logout-card{padding:32px 23px}.logout-card>.brand{margin-bottom:45px}.logout-card h1{font-size:34px}.logout-card form{grid-template-columns:1fr}}

/* App shell */
body.app-shell{padding-bottom:calc(var(--nav-height) + env(safe-area-inset-bottom))}
.topbar{position:sticky;top:0;z-index:5;display:flex;align-items:center;justify-content:space-between;gap:10px;height:58px;padding:0 14px;border-bottom:1px solid var(--line);background:color-mix(in srgb,var(--paper) 92%,transparent);backdrop-filter:blur(6px)}
.topbar-left{display:flex;align-items:center;gap:8px;min-width:0}
.group-pill{display:flex;align-items:center;gap:8px;min-height:38px;padding:0 12px;border:1px solid var(--line);border-radius:99px;background:var(--panel);max-width:60vw}
.group-pill strong{overflow:hidden;font-size:13px;text-overflow:ellipsis;white-space:nowrap}.group-pill .chev{color:var(--muted);font-size:10px}
.group-dot{flex:none;width:9px;height:9px;border-radius:50%;background:var(--group-color,var(--accent))}
.topbar-actions{display:flex;align-items:center;gap:6px}
.avatar-button{display:grid;place-items:center;width:34px;height:34px;border:0;border-radius:50%;background:var(--soft);color:var(--ink);font-size:10px;font-weight:800;overflow:hidden;padding:0}
.avatar-button img{width:100%;height:100%;object-fit:cover}
.loading-state{display:grid;place-items:center;align-content:center;gap:10px;height:70vh;color:var(--muted);font-size:13px}
.loader{width:24px;height:24px;border:2px solid var(--line);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}
.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:70vh;padding:32px;text-align:center}
.empty-state h2{margin:6px 0;font-family:Georgia,serif;font-size:30px;font-weight:400}.empty-state>p:not(.eyebrow){margin:8px 0 22px;color:var(--muted);line-height:1.6;max-width:340px}
.app-main{padding:16px 14px 24px}.tab-panel{max-width:640px;margin:0 auto}

/* Financial tip and two-person split */
.financial-tip-card{display:flex;align-items:center;gap:12px;width:100%;margin-bottom:12px;padding:14px;border:1px solid color-mix(in srgb,var(--accent) 35%,var(--line));border-radius:14px;background:color-mix(in srgb,var(--accent) 8%,var(--panel));color:var(--ink);font:inherit;text-align:left}.financial-tip-card:hover{border-color:var(--accent)}.financial-tip-icon{display:grid;place-items:center;flex:none;width:38px;height:38px;border-radius:11px;background:var(--accent);color:#fff}.financial-tip-copy{display:flex;min-width:0;flex:1;flex-direction:column}.financial-tip-copy small{color:var(--accent);font-size:9px;font-weight:800;letter-spacing:.05em;text-transform:uppercase}.financial-tip-copy strong{display:-webkit-box;margin-top:4px;overflow:hidden;font-family:Georgia,serif;font-size:15px;font-weight:400;line-height:1.35;-webkit-box-orient:vertical;-webkit-line-clamp:2}.financial-tip-copy>span{margin-top:5px;color:var(--muted);font-size:9px}.financial-tip-arrow{display:grid;place-items:center;flex:none;color:var(--muted)}
.split-summary-card{margin-bottom:12px;padding:14px;border:1px solid var(--line);border-radius:14px;background:var(--panel)}.split-summary-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:11px}.split-summary-head div{display:flex;flex-direction:column}.split-summary-head small{color:var(--accent);font-size:8px;font-weight:800;letter-spacing:.06em;text-transform:uppercase}.split-summary-head strong{margin-top:3px;font-family:Georgia,serif;font-size:18px;font-weight:400}.split-summary-head>span{color:var(--muted);font-size:10px}.split-people{display:grid;grid-template-columns:1fr 1fr;gap:8px}.split-person{min-width:0;padding:10px;border-radius:11px;background:var(--paper)}.split-person-name{display:flex;align-items:center;gap:7px;margin-bottom:9px}.split-person-name>span{display:grid;place-items:center;flex:none;width:26px;height:26px;border-radius:50%;background:var(--soft);font-size:8px;font-weight:800}.split-person-name strong{overflow:hidden;font-size:11px;text-overflow:ellipsis;white-space:nowrap}.split-person dl{display:grid;gap:4px;margin:0}.split-person dl div{display:flex;justify-content:space-between;gap:5px}.split-person dt{color:var(--muted);font-size:8px}.split-person dd{margin:0;font-size:9px;font-weight:750}.split-person p{margin:9px 0 0;padding-top:7px;border-top:1px solid var(--line);font-size:9px;font-weight:800}.split-person p.receives{color:var(--accent)}.split-person p.owes{color:var(--danger)}.split-settlement{margin:10px 0 0;padding:9px 10px;border-radius:9px;background:color-mix(in srgb,var(--accent) 9%,var(--soft));font-size:10px;line-height:1.45;text-align:center}.split-badge{color:var(--accent)}
.financial-tips-modal-body{padding:20px}.financial-tips-modal-body header{padding:0;margin-bottom:16px}.financial-tips-modal-body header .eyebrow{margin:0 0 3px}.financial-tip-history{display:flex;max-height:65vh;flex-direction:column;gap:9px;overflow:auto}.financial-tip-history-item{padding:13px;border:1px solid var(--line);border-radius:12px;background:var(--paper)}.financial-tip-history-item time{color:var(--accent);font-size:9px;font-weight:800}.financial-tip-history-item p{margin:7px 0;font-family:Georgia,serif;font-size:14px;line-height:1.45}.financial-tip-history-item small{color:var(--muted);font-size:8px}

/* Expenses list */
.ledger-tabs{display:grid;grid-template-columns:1fr 1fr;gap:4px;margin-bottom:14px;padding:4px;border:1px solid var(--line);border-radius:12px;background:var(--panel)}
.ledger-tabs button{padding:9px;border:0;border-radius:8px;background:transparent;color:var(--muted);font-size:12px;font-weight:750}
.ledger-tabs button.active{background:var(--soft);color:var(--ink)}
.processing-strip{display:flex;gap:8px;overflow-x:auto;margin-bottom:12px;padding-bottom:2px}
.processing-chip{display:flex;align-items:center;gap:8px;flex:none;padding:8px 12px;border:1px solid var(--line);border-radius:99px;background:var(--panel);font-size:11px;color:var(--muted)}
.processing-chip .loader{width:14px;height:14px;border-width:2px}.processing-chip.failed{border-color:var(--danger);color:var(--danger)}
.expense-list{display:flex;flex-direction:column;gap:10px}
.expense-month-separator{display:flex;align-items:center;gap:10px;margin:14px 0 2px;color:var(--ink);font-family:Georgia,serif;font-size:18px;text-transform:capitalize}.expense-month-separator:first-child{margin-top:0}.expense-month-separator:after{height:1px;flex:1;background:var(--line);content:""}
.expense-day-separator{display:flex;align-items:center;gap:9px;margin:5px 0 -1px;color:var(--muted);font-size:10px;font-weight:750;text-transform:capitalize}.expense-day-separator:after{height:1px;flex:1;background:var(--line);content:""}
.expense-card{display:flex;align-items:center;gap:12px;padding:13px;border:1px solid var(--line);border-radius:13px;background:var(--panel)}
.expense-card:hover{border-color:color-mix(in srgb,var(--muted) 60%,var(--line))}
.expense-avatar{display:grid;flex:none;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--soft);color:var(--ink);font-size:10px;font-weight:800}
.expense-main{min-width:0;flex:1}.expense-main strong{display:block;overflow:hidden;font-size:14px;text-overflow:ellipsis;white-space:nowrap}
.expense-address{display:block;overflow:hidden;margin-top:2px;color:var(--muted);font-size:10px;text-overflow:ellipsis;white-space:nowrap}
.expense-meta{margin-top:3px;color:var(--muted);font-size:11px}
.category-badge{display:inline-flex;align-items:center;gap:5px;margin-top:6px;padding:3px 8px;border-radius:99px;background:color-mix(in srgb,var(--category-color) 16%,transparent);color:var(--category-color);font-size:9px;font-weight:750}
.category-badge:before{width:6px;height:6px;border-radius:50%;background:var(--category-color);content:""}
.private-badge{display:inline-flex;margin-top:6px;margin-left:4px;padding:3px 8px;border-radius:99px;background:var(--soft);color:var(--muted);font-size:9px;font-weight:750}
.discount-summary{display:block;margin-top:3px;color:var(--accent);font-size:10px}
.expense-amount{flex:none;text-align:right}.expense-amount strong{display:block;font-size:15px}.expense-amount span{color:var(--muted);font-size:10px}
.empty-list{padding:26px;border:1px dashed var(--line);border-radius:12px;color:var(--muted);font-size:12px;line-height:1.6;text-align:center}
.balance-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:16px}.balance-summary>div,.balance-total{display:flex;min-width:0;flex-direction:column;align-items:center;justify-content:center;padding:12px 7px;border:1px solid var(--line);border-radius:12px;background:var(--panel);text-align:center}.balance-summary span{display:block;color:var(--muted);font-size:8px;font-weight:750;letter-spacing:.04em;text-transform:uppercase}.balance-summary strong{display:block;max-width:100%;margin-top:5px;overflow:hidden;font-size:14px;text-overflow:ellipsis}.balance-total{border-color:color-mix(in srgb,var(--accent) 45%,var(--line));color:var(--ink)}.balance-total small{margin-top:4px;color:var(--accent);font-size:8px;font-weight:750}.income-actions{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px}.income-actions h3{margin:0}.income-actions .primary-button{flex:none;padding:8px 10px;font-size:10px}.income-list{display:flex;flex-direction:column;gap:8px}.income-card{display:flex;align-items:center;gap:12px;width:100%;padding:13px;border:1px solid var(--line);border-radius:13px;background:var(--panel);text-align:left}.income-date{display:flex;align-items:center;justify-content:center;flex:none;width:48px;height:42px;border-radius:9px;background:color-mix(in srgb,var(--accent) 12%,var(--soft));color:var(--accent);font-size:12px;font-weight:800}.income-main{display:flex;min-width:0;flex:1;flex-direction:column}.income-main strong{overflow:hidden;font-size:13px;text-overflow:ellipsis;white-space:nowrap}.income-main span{overflow:hidden;margin-top:3px;color:var(--muted);font-size:10px;text-overflow:ellipsis;white-space:nowrap}.income-amount{flex:none;font-size:15px}.balance-adjustment-line{display:flex;align-items:center;gap:9px;margin:5px 0;padding:3px 0;color:var(--muted);font-size:10px}.balance-adjustment-line:before,.balance-adjustment-line:after{height:1px;flex:1;background:var(--line);content:""}.balance-adjustment-line span{flex:none;text-align:center}.balance-adjustment-line strong{display:block;margin-bottom:2px;color:var(--ink);font-size:10px}.balance-adjustment-line small{display:block;max-width:260px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.balance-explanation{margin:0;color:var(--muted);font-size:11px;line-height:1.55}

/* Home */
.group-card-list{display:flex;flex-direction:column;gap:10px}
.group-card{display:flex;align-items:center;gap:12px;width:100%;padding:15px;border:1px solid var(--line);border-radius:14px;background:var(--panel);text-align:left}
.group-card:hover{border-color:color-mix(in srgb,var(--muted) 60%,var(--line))}
.group-card .group-dot{width:12px;height:12px}
.group-card-main{min-width:0;flex:1}
.group-card-main strong{display:block;overflow:hidden;font-size:14px;text-overflow:ellipsis;white-space:nowrap}
.group-card-main span{display:block;margin-top:3px;color:var(--muted);font-size:11px}
.group-card-role{padding:5px 9px;border-radius:7px;background:var(--soft);color:var(--muted);font-size:9px;font-weight:750;text-transform:uppercase}

/* Profile */
.profile-head{display:flex;align-items:center;gap:14px;margin-bottom:22px}
.profile-avatar-large{display:grid;place-items:center;flex:none;width:64px;height:64px;border-radius:50%;background:var(--soft);color:var(--ink);font-size:18px;font-weight:800}
.profile-head img{width:64px;height:64px;border-radius:50%;object-fit:cover}
.profile-head strong{display:block;font-size:14px}
#profile-form{display:flex;flex-direction:column;gap:16px}
#profile-form label{display:flex;flex-direction:column;gap:6px;color:#65635d;font-size:10px;font-weight:750;letter-spacing:.03em;text-transform:uppercase}
#profile-form input{padding:11px 12px;border:1px solid var(--line);border-radius:9px;background:var(--panel);color:var(--ink);font-size:14px}
#profile-form footer{display:flex;padding-top:4px}
.profile-logout{display:flex;width:100%;margin-top:14px}
.tab-panel h3{margin:22px 0 10px;font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
.notification-settings{display:flex;flex-direction:column;gap:2px;border:1px solid var(--line);border-radius:12px;background:var(--panel);overflow:hidden}
.switch-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 16px;font-size:13px}
.switch-row+.switch-row{border-top:1px solid var(--line)}
.switch-row input[type="checkbox"]{width:38px;height:22px;flex:none;accent-color:var(--accent)}
.notif-help{padding:0 16px 14px;font-size:11px;line-height:1.5}

/* Stats */
.stats-head{display:flex;align-items:center;justify-content:center;gap:14px;margin-bottom:14px;font-size:13px;font-weight:700}
.kpi-row{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:16px}
.kpi-tile{padding:12px;border:1px solid var(--line);border-radius:12px;background:var(--panel);text-align:center}
.kpi-label{display:block;color:var(--muted);font-size:9px;font-weight:750;letter-spacing:.06em;text-transform:uppercase}
.kpi-tile strong{display:block;margin-top:5px;font-size:15px}
.chart-card{margin-bottom:14px;padding:14px;border:1px solid var(--line);border-radius:14px;background:var(--panel)}
.chart-card-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px;font-size:12px}
.chart-canvas-wrap{position:relative;width:100%;height:200px}
.segmented{display:flex;padding:2px;border:1px solid var(--line);border-radius:8px}
.segmented button{padding:5px 9px;border:0;border-radius:6px;background:transparent;color:var(--muted);font-size:10px;font-weight:700}
.segmented button.active{background:var(--soft);color:var(--ink)}

/* People */
.section-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.section-top h2{margin:2px 0 0;font-family:Georgia,serif;font-size:26px;font-weight:400}
.tab-panel h3{margin:18px 0 10px;font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
.people-list{display:flex;flex-direction:column;gap:7px}
.person-row{display:flex;align-items:center;gap:10px;min-height:52px;padding:9px 11px;border:1px solid var(--line);border-radius:11px;background:var(--panel)}
.person-row .avatar{display:grid;place-items:center;flex:none;width:32px;height:32px;border-radius:50%;background:var(--soft);font-size:10px;font-weight:800}
.person-details{display:flex;min-width:0;flex:1;flex-direction:column}.person-details strong,.person-details span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.person-details strong{font-size:12px}.person-details span{margin-top:2px;color:var(--muted);font-size:10px}
.role-select{max-width:100px;padding:6px;border:1px solid var(--line);border-radius:7px;background:var(--paper);font-size:10px;font-weight:700;text-transform:capitalize}
.role-badge{padding:6px 8px;border-radius:7px;background:var(--soft);color:var(--muted);font-size:9px;font-weight:750;text-transform:uppercase}
.row-menu{display:grid;place-items:center;width:28px;height:28px;border:0;border-radius:7px;background:transparent;color:var(--muted)}.row-menu:hover{background:var(--soft);color:var(--danger)}
.invite-actions{display:flex;gap:3px}.copy-invite{display:inline-flex;align-items:center;gap:4px;padding:6px 8px;border:0;border-radius:6px;background:var(--soft);font-size:9px;font-weight:700}

/* Bottom nav + FAB */
.bottom-nav{position:fixed;right:0;bottom:0;left:0;z-index:8;display:grid;grid-template-columns:1fr 1fr auto 1fr 1fr;align-items:center;height:var(--nav-height);padding-bottom:env(safe-area-inset-bottom);border-top:1px solid var(--line);background:var(--panel);box-shadow:0 -8px 30px rgba(0,0,0,.06)}
.nav-tab{display:flex;flex-direction:column;align-items:center;gap:2px;height:100%;border:0;background:transparent;color:var(--muted);font-size:9px;font-weight:700}
.nav-tab .nav-icon{font-size:18px}.nav-tab.active{color:var(--accent)}
.fab{display:grid;place-items:center;width:56px;height:56px;margin-top:-26px;border:4px solid var(--paper);border-radius:50%;background:var(--accent);color:#fff;font-size:22px;font-weight:400;box-shadow:0 10px 24px rgba(47,143,91,.4)}
.fab:hover{background:color-mix(in srgb,var(--accent) 86%,black)}

/* Sheets & modals */
.sheet{position:fixed;right:0;bottom:0;left:0;top:auto;width:100%;max-width:100%;margin:0;padding:0;border:0;border-radius:18px 18px 0 0;background:var(--panel);box-shadow:var(--shadow)}
.sheet::backdrop{background:rgba(29,29,27,.42)}.sheet header{display:flex;align-items:center;justify-content:space-between;padding:16px 16px 6px}
.sheet header h2{margin:0;font-size:15px}.sheet-action{display:flex;align-items:center;gap:9px;width:100%;padding:14px 18px;border:0;border-top:1px solid var(--line);background:transparent;color:inherit;text-align:left;font-size:13px;text-decoration:none}
.sheet-action:hover{background:var(--soft)}
.group-sheet-list{max-height:50vh;overflow:auto;padding:4px 10px}
.group-sheet-row{display:flex;align-items:center;gap:10px;width:100%;min-height:48px;padding:8px 8px;border:0;border-radius:10px;background:transparent;text-align:left}
.group-sheet-row:hover,.group-sheet-row.active{background:var(--soft)}
.group-sheet-row strong{flex:1;overflow:hidden;font-size:13px;text-overflow:ellipsis;white-space:nowrap}
#sheet-new-group{width:calc(100% - 20px);margin:6px 10px 16px}

.modal{width:min(calc(100% - 24px),560px);max-height:calc(100vh - 32px);padding:0;border:1px solid var(--line);border-radius:16px;background:var(--panel);box-shadow:var(--shadow);overflow:auto}
.modal::backdrop{background:rgba(29,29,27,.42);backdrop-filter:blur(3px)}
.modal form{display:flex;flex-direction:column;gap:16px;padding:20px}
.modal header{display:flex;align-items:start;justify-content:space-between;margin-bottom:2px}
.modal h2{margin:0;font-family:Georgia,serif;font-size:24px;font-weight:400}
.modal label,.modal legend{display:flex;flex-direction:column;gap:6px;color:#65635d;font-size:10px;font-weight:750;letter-spacing:.03em;text-transform:uppercase}
.modal input,.modal textarea,.modal select{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:9px;outline:0;background:var(--panel);color:var(--ink);font-size:14px;letter-spacing:normal;text-transform:none}
.modal textarea{resize:vertical;line-height:1.5}
.modal input:focus,.modal textarea:focus,.modal select:focus{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 15%,transparent)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.color-field{padding:0;border:0}.color-field legend{margin-bottom:8px}#group-color-options{display:flex;flex-wrap:wrap;gap:9px}
.color-option{width:28px;height:28px;border:3px solid var(--panel);border-radius:50%;background:var(--color);box-shadow:0 0 0 1px var(--line)}
.color-option.active{box-shadow:0 0 0 2px var(--ink)}
.modal footer{display:flex;align-items:center;gap:8px;margin-top:4px;padding-top:16px;border-top:1px solid var(--line)}.modal footer span{flex:1}
.receipt-preview{border-radius:10px;overflow:hidden;max-height:220px}.receipt-preview img{width:100%;display:block;object-fit:cover}
.selected-file{overflow:hidden;margin:0;padding:11px 12px;border-radius:9px;background:var(--paper);color:var(--muted);font-size:11px;text-overflow:ellipsis;white-space:nowrap}
.items-field{border:0;padding:0;margin:0}
.item-row{display:grid;grid-template-columns:1fr 46px 58px 58px 28px;gap:5px;margin-bottom:6px;align-items:center}
.item-row input{padding:7px;font-size:11px}
.item-row button{width:26px;height:26px;border:0;border-radius:7px;background:var(--soft);color:var(--danger);font-size:14px}
.items-field-legend{display:grid;grid-template-columns:1fr 46px 58px 58px 28px;gap:5px;margin-bottom:4px;color:var(--muted);font-size:8px;font-weight:750;text-transform:uppercase}
.discount-row,.discount-field-legend{display:grid;grid-template-columns:1fr 110px 28px;gap:5px;align-items:center}.discount-field-legend{margin-bottom:4px;color:var(--muted);font-size:8px;font-weight:750;text-transform:uppercase}.discount-row{margin-bottom:6px}.discount-row input{padding:7px;font-size:11px}.discount-row button{width:26px;height:26px;border:0;border-radius:7px;background:var(--soft);color:var(--danger);font-size:14px}
.expense-calculation{display:grid;gap:5px;margin-top:10px;padding:10px 12px;border-radius:9px;background:var(--paper);color:var(--muted);font-size:10px}.expense-calculation span{display:flex;justify-content:space-between;gap:10px}.expense-calculation span:last-child{padding-top:5px;border-top:1px solid var(--line);color:var(--ink);font-size:11px}
.private-expense-toggle{display:flex!important;align-items:center;justify-content:space-between;flex-direction:row!important;gap:12px;padding:13px;border:1px solid var(--line);border-radius:10px;background:var(--paper)}.private-expense-toggle span{display:flex;flex-direction:column;gap:3px}.private-expense-toggle strong{color:var(--ink);font-size:12px;letter-spacing:normal;text-transform:none}.private-expense-toggle small{color:var(--muted);font-size:10px;font-weight:400;letter-spacing:normal;line-height:1.4;text-transform:none}.modal .private-expense-toggle input{width:38px;height:22px;flex:none;accent-color:var(--accent)}
.compact-modal{width:min(calc(100% - 24px),420px)}
.toast{position:fixed;left:50%;bottom:calc(var(--nav-height) + 14px + env(safe-area-inset-bottom));z-index:100;padding:11px 16px;border-radius:10px;background:#252522;color:#fff;box-shadow:var(--shadow);font-size:12px;opacity:0;pointer-events:none;transform:translate(-50%,10px);transition:.2s}
.toast.show{opacity:1;transform:translate(-50%,0)}.toast.error{background:#8f3732}

@media(min-width:640px){
  .app-main{padding-top:24px}
  .kpi-row{gap:12px}
}
@media(max-width:410px){.split-people{grid-template-columns:1fr}.split-summary-head{flex-direction:column}.split-summary-head>span{align-self:flex-start}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

/* Dark theme */
html[data-theme="dark"]{--ink:#f3f2ec;--muted:#92938f;--paper:#101116;--panel:#1b1c22;--line:#303139;--soft:#26272e;color-scheme:dark}
html[data-theme="dark"] body{background:var(--paper);color:var(--ink)}
html[data-theme="dark"] .fab{border-color:var(--paper)}