:root{color-scheme:light;--tg-bg-color: #f6f7fb;--tg-text-color: #17212b;--tg-hint-color: #708499;--tg-link-color: #2481cc;--tg-button-color: #2481cc;--tg-button-text-color: #ffffff;--tg-secondary-bg-color: #ffffff;--tg-section-bg-color: #ffffff;--tg-accent-text-color: #17804a;--border-color: rgba(23, 33, 43, .12);--danger-color: #c2410c;--warning-color: #b7791f;--success-bg: #e7f6ed;--danger-bg: #fff2ed;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--tg-bg-color);color:var(--tg-text-color)}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;background:var(--tg-bg-color)}button,input,select{font:inherit}button{min-height:44px;border:1px solid var(--border-color);border-radius:8px;background:var(--tg-secondary-bg-color);color:var(--tg-text-color);cursor:pointer}button:disabled{cursor:progress;opacity:.62}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid rgba(36,129,204,.28);outline-offset:2px}input,select{width:100%;min-height:44px;border:1px solid var(--border-color);border-radius:8px;padding:10px 12px;background:var(--tg-secondary-bg-color);color:var(--tg-text-color)}.app-shell{width:min(100%,760px);min-height:100vh;margin:0 auto;padding:max(14px,env(safe-area-inset-top)) 12px calc(92px + env(safe-area-inset-bottom))}.topbar{display:grid;grid-template-columns:64px minmax(0,1fr);gap:14px;align-items:start;padding:6px 0 14px}.topbar h1,.state-view h1{margin:4px 0;font-size:30px;line-height:1.04;letter-spacing:0}.topbar p,.state-view p,.muted-text,.list-row p,.grouped-row p{margin:0;color:var(--tg-hint-color)}.eyebrow{color:var(--tg-hint-color);font-size:13px;font-weight:700;text-transform:uppercase}.trip-avatar{display:inline-flex;align-items:center;justify-content:center;width:64px;aspect-ratio:1;border-radius:50%;background:linear-gradient(145deg,#2481cc2e,#17804a29),var(--tg-section-bg-color);color:var(--tg-button-color);font-weight:900;box-shadow:inset 0 0 0 1px #17212b14}.topbar-main{min-width:0}.topbar-title-row{display:grid;grid-template-columns:minmax(0,1fr) 44px;gap:10px;align-items:start}.icon-button{width:44px;padding:0;border-color:transparent;background:#2481cc14;color:var(--tg-button-color);font-size:20px;font-weight:900}.avatar-row{display:flex;gap:7px;align-items:center;margin-top:12px}.avatar-row span,.avatar-row strong{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border:2px solid var(--tg-bg-color);border-radius:50%;background:var(--tg-section-bg-color);color:var(--tg-text-color);font-size:13px;font-weight:800;box-shadow:0 2px 8px #17212b14}.money-panel{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;overflow:hidden;border:1px solid var(--border-color);border-radius:8px;background:var(--border-color)}.money-panel>div{min-width:0;padding:16px 14px;background:var(--tg-section-bg-color)}.money-panel span,.money-panel small{display:block;color:var(--tg-hint-color);font-size:13px}.money-panel strong{display:block;margin:8px 0 4px;overflow-wrap:anywhere;font-size:25px;line-height:1.05}.money-positive{color:var(--tg-accent-text-color)}.money-negative{color:var(--warning-color)}.quick-actions{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin:10px 0 12px}.quick-actions button{display:grid;gap:6px;justify-items:center;min-height:68px;padding:10px 6px;border-color:var(--border-color);background:var(--tg-section-bg-color);color:var(--tg-text-color);font-weight:750}.quick-actions span{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:#2481cc1a;color:var(--tg-button-color);font-size:12px;font-weight:900}.tabbar{position:sticky;top:0;z-index:5;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px;padding:8px 0;background:color-mix(in srgb,var(--tg-bg-color) 92%,transparent);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.tabbar button{border-color:transparent;background:#7084991f;min-height:44px;padding:8px 4px;font-size:14px;font-weight:800;line-height:1.1;color:var(--tg-hint-color)}.tabbar button.active{border-color:transparent;background:var(--tg-section-bg-color);color:var(--tg-button-color);box-shadow:0 4px 16px #17212b14}.screen-stack,.list-stack{display:grid;gap:16px}.metrics-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.metric,.section-block,.tool-panel,.state-view,.inline-message{border:1px solid var(--border-color);border-radius:8px;background:var(--tg-section-bg-color)}.metric{min-height:84px;padding:12px}.metric span,.field span{display:block;color:var(--tg-hint-color);font-size:13px;font-weight:600}.metric strong{display:block;margin-top:8px;font-size:20px;line-height:1.1}.section-block,.tool-panel{padding:14px}.section-block h2,.panel-title{margin:0 0 12px;font-size:18px;line-height:1.2;font-weight:800}.group-section h2{margin:0 0 8px;padding-left:2px;color:var(--tg-hint-color);font-size:15px;line-height:1.2}.grouped-list{overflow:hidden;border:1px solid var(--border-color);border-radius:8px;background:var(--tg-section-bg-color)}.grouped-row{display:grid;grid-template-columns:44px minmax(0,1fr) auto;gap:10px;align-items:center;min-height:68px;padding:12px;border-bottom:1px solid var(--border-color);background:var(--tg-section-bg-color)}.grouped-row:last-child{border-bottom:0}.grouped-row_actions{grid-template-columns:1fr}.row-icon{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:50%;background:#2481cc1a;color:var(--tg-button-color);font-size:12px;font-weight:900}.row-copy{display:grid;min-width:0;gap:3px}.row-copy strong,.row-copy small,.grouped-row h3,.grouped-row p{overflow:hidden;text-overflow:ellipsis}.row-copy strong,.grouped-row h3{white-space:nowrap}.row-copy small,.grouped-row p{color:var(--tg-hint-color);font-size:13px;line-height:1.25}.row-value,.grouped-row .row-main>strong{justify-self:end;white-space:nowrap;font-weight:850}.row-tone-primary{color:var(--tg-button-color)}.row-tone-success{color:var(--tg-accent-text-color)}.row-tone-warning{color:var(--warning-color)}.tool-panel{display:grid;gap:12px}.field{display:grid;gap:6px}.segmented{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:4px}.segmented button{min-height:40px;padding:7px 4px}.segmented button.selected{background:var(--tg-button-color);color:var(--tg-button-text-color);border-color:var(--tg-button-color)}.picker-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.choice{display:flex;align-items:center;gap:8px;min-height:42px;padding:9px 10px;border:1px solid var(--border-color);border-radius:8px}.choice_single{width:100%}.choice input{width:18px;min-height:18px}.primary-button,.secondary-button{width:100%;padding:10px 12px;font-weight:800}.primary-button{border-color:var(--tg-button-color);background:var(--tg-button-color);color:var(--tg-button-text-color)}.secondary-button{color:var(--tg-link-color)}.button-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.chip-row{display:flex;flex-wrap:wrap;gap:8px}.chip,.status-pill{display:inline-flex;align-items:center;min-height:30px;border-radius:8px;padding:5px 8px;background:var(--tg-bg-color);color:var(--tg-hint-color);font-size:13px}.compact-list{display:grid;gap:8px;padding:0;margin:0;list-style:none}.compact-list li,.list-row,.table-row{display:grid;gap:8px;align-items:center;min-height:56px;padding:10px;border:1px solid var(--border-color);border-radius:8px;background:var(--tg-secondary-bg-color)}.compact-list li,.list-row{grid-template-columns:minmax(0,1fr) auto}.list-row_actions{grid-template-columns:1fr}.row-main{display:grid;grid-template-columns:44px minmax(0,1fr) auto;gap:8px;align-items:center}.list-row h3,.grouped-row h3{margin:0 0 4px;font-size:16px;line-height:1.2}.row-actions{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}.row-actions_two{grid-template-columns:repeat(2,minmax(0,1fr))}.row-actions button{min-height:44px;padding:7px 4px;color:var(--tg-link-color)}.table-list{display:grid;gap:8px}.inline-edit{display:grid;gap:10px;padding-top:8px}.table-row{grid-template-columns:minmax(82px,1.1fr) repeat(3,minmax(58px,.8fr));font-size:13px}.empty-state,.form-error{border-radius:8px;padding:12px;color:var(--tg-hint-color);background:var(--tg-bg-color)}.form-error{color:var(--danger-color);background:var(--danger-bg)}.inline-message{margin:0 0 10px;padding:12px;background:var(--success-bg);color:var(--tg-accent-text-color)}.inline-message_error{background:var(--danger-bg);color:var(--danger-color)}.inline-message ul{margin:8px 0 0;padding-left:18px}.inline-message span{font-weight:800}.state-view{display:grid;gap:12px;margin-top:16px;padding:18px}.bottom-primary-action{position:fixed;right:max(14px,calc((100vw - 760px)/2 + 14px));bottom:max(18px,env(safe-area-inset-bottom));left:max(14px,calc((100vw - 760px)/2 + 14px));z-index:10;display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:54px;border-color:var(--tg-button-color);background:var(--tg-button-color);color:var(--tg-button-text-color);font-size:16px;font-weight:900;box-shadow:0 10px 28px #2481cc3d}.bottom-primary-action span{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:#ffffff38;font-size:22px}@media(max-width:430px){.app-shell{padding-left:10px;padding-right:10px}.topbar{grid-template-columns:56px minmax(0,1fr);gap:12px}.trip-avatar{width:56px}.topbar h1,.state-view h1{font-size:28px}.money-panel strong{font-size:22px}.grouped-row{grid-template-columns:42px minmax(0,1fr) auto;gap:8px;padding-right:10px;padding-left:10px}.grouped-row_actions{grid-template-columns:1fr}.row-main{grid-template-columns:42px minmax(0,1fr) auto}.row-icon{width:36px;height:36px}.picker-grid,.row-actions{grid-template-columns:1fr}}.prototype-shell{width:min(100%,760px);min-height:100vh;margin:0 auto;padding:max(16px,env(safe-area-inset-top)) 14px calc(96px + env(safe-area-inset-bottom));color:var(--tg-text-color);background:linear-gradient(180deg,rgba(36,129,204,.08),transparent 220px),var(--tg-bg-color)}.prototype-shell button{min-height:44px}.prototype-shell button:focus-visible{outline:3px solid rgba(36,129,204,.28);outline-offset:2px}.prototype-header{display:grid;grid-template-columns:68px minmax(0,1fr);gap:14px;align-items:start;padding:8px 0 16px}.prototype-trip-photo{width:68px;aspect-ratio:1;border-radius:50%;background:radial-gradient(circle at 35% 35%,rgba(255,255,255,.8) 0 10%,transparent 11%),linear-gradient(145deg,#79b4dd 0 38%,#e8f6ff 39% 47%,#3f8d64 48% 68%,#586e55 69% 100%);box-shadow:inset 0 0 0 1px #17212b14}.prototype-header-main{min-width:0}.prototype-title-row{display:grid;grid-template-columns:minmax(0,1fr) 44px;gap:10px;align-items:start}.prototype-kicker,.prototype-subtitle,.prototype-row-copy small,.prototype-money-panel span,.prototype-money-panel small{margin:0;color:var(--tg-hint-color)}.prototype-kicker{font-size:13px;font-weight:800}.prototype-header h1{margin:2px 0 4px;font-size:30px;line-height:1.05;letter-spacing:0}.prototype-icon-button{width:44px;padding:0;border-color:transparent;background:#2481cc14;color:var(--tg-button-color);font-size:20px;font-weight:900}.prototype-avatars{display:flex;gap:7px;align-items:center;margin-top:14px}.prototype-avatars span,.prototype-avatars strong{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border:2px solid var(--tg-bg-color);border-radius:50%;background:var(--tg-section-bg-color);color:var(--tg-text-color);font-size:13px;font-weight:800;box-shadow:0 2px 8px #17212b14}.prototype-avatars span:nth-child(1){background:#dff0ff}.prototype-avatars span:nth-child(2){background:#f1e7ff}.prototype-avatars span:nth-child(3){background:#e4f6ea}.prototype-avatars span:nth-child(4){background:#fff0d7}.prototype-money-panel{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;overflow:hidden;border:1px solid var(--border-color);border-radius:8px;background:var(--border-color)}.prototype-money-panel>div{min-width:0;padding:16px 14px;background:var(--tg-section-bg-color)}.prototype-money-panel span,.prototype-money-panel small{display:block;font-size:13px}.prototype-money-panel strong{display:block;margin:8px 0 4px;font-size:25px;line-height:1.05}.prototype-positive{color:var(--tg-accent-text-color)}.prototype-quick-actions{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin:10px 0 12px}.prototype-quick-actions button{display:grid;gap:6px;justify-items:center;min-height:68px;padding:10px 6px;border-color:var(--border-color);background:var(--tg-section-bg-color);color:var(--tg-text-color);font-weight:750}.prototype-quick-actions span{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:#2481cc1a;color:var(--tg-button-color);font-size:12px;font-weight:900}.prototype-tabs{position:sticky;top:0;z-index:6;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px;padding:8px 0;background:color-mix(in srgb,var(--tg-bg-color) 92%,transparent);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.prototype-tabs button{border-color:transparent;background:#7084991f;color:var(--tg-hint-color);font-weight:800}.prototype-tabs button.active{background:var(--tg-section-bg-color);color:var(--tg-button-color);box-shadow:0 4px 16px #17212b14}.prototype-stack{display:grid;gap:16px}.prototype-group h2{margin:0 0 8px;padding-left:2px;color:var(--tg-hint-color);font-size:15px;line-height:1.2}.prototype-list{overflow:hidden;border:1px solid var(--border-color);border-radius:8px;background:var(--tg-section-bg-color)}.prototype-row{display:grid;grid-template-columns:44px minmax(0,1fr) auto auto;gap:10px;align-items:center;width:100%;min-height:68px;border:0;border-bottom:1px solid var(--border-color);border-radius:0;padding:12px;background:transparent;text-align:left}.prototype-row:last-child{border-bottom:0}.prototype-row-icon{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:50%;background:#2481cc1a;color:var(--tg-button-color);font-size:12px;font-weight:900}.prototype-row-copy{display:grid;min-width:0;gap:3px}.prototype-row-copy strong,.prototype-row-copy small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.prototype-row-copy strong{font-size:16px;line-height:1.2}.prototype-badge,.prototype-row-value{white-space:nowrap;font-weight:850}.prototype-badge{border-radius:999px;padding:5px 8px;background:#2481cc1a;font-size:13px}.prototype-chevron{color:var(--tg-hint-color);font-size:24px;line-height:1}.prototype-tone-primary{color:var(--tg-button-color)}.prototype-tone-success{color:var(--tg-accent-text-color)}.prototype-tone-warning{color:var(--warning-color, #b7791f)}.prototype-tone-danger{color:var(--danger-color)}.prototype-badge.prototype-tone-warning{background:#fff4db}.prototype-badge.prototype-tone-danger{background:var(--danger-bg)}.prototype-badge.prototype-tone-primary{background:#2481cc1a}.prototype-main-action{position:fixed;right:max(14px,calc((100vw - 760px)/2 + 14px));bottom:max(18px,env(safe-area-inset-bottom));left:max(14px,calc((100vw - 760px)/2 + 14px));z-index:10;display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:54px;border-color:var(--tg-button-color);background:var(--tg-button-color);color:var(--tg-button-text-color);font-size:16px;font-weight:900;box-shadow:0 10px 28px #2481cc3d}.prototype-main-action span{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:#ffffff38;font-size:22px}@media(max-width:430px){.prototype-shell{padding-right:10px;padding-left:10px}.prototype-header{grid-template-columns:58px minmax(0,1fr);gap:12px}.prototype-trip-photo{width:58px}.prototype-header h1{font-size:28px}.prototype-money-panel strong{font-size:22px}.prototype-row{grid-template-columns:42px minmax(0,1fr) auto auto;gap:8px;padding-right:10px;padding-left:10px}.prototype-row-icon{width:36px;height:36px}}