:root{--background:#0d0d0d;--surface:#141414;--surface-raised:#1c1c1c;--border:#2a2a2a;--text:#f0f0f0;--muted:#707070;--accent:#c8c8c8;--accent-highlight:#fff;--danger:#8b0000;--expense-border:#f0f0f0;--settlement-full:#c8c8c8;--settlement-partial:#707070;--on-accent:#000;--input-bg:#000;--grid:8px;--heading-font:"Space Grotesk", ui-sans-serif, system-ui, sans-serif;--mono-font:"Space Mono", ui-monospace, "SFMono-Regular", Consolas, monospace;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;font-family:var(--heading-font)}:root[data-theme=light]{--background:#f2f2ee;--surface:#fbfbf9;--surface-raised:#fff;--border:#d6d6d0;--text:#161616;--muted:#6f6f6f;--accent:#3a3a3a;--accent-highlight:#000;--danger:#b3261e;--expense-border:#161616;--settlement-full:#3a3a3a;--settlement-partial:#8c8c8c;--on-accent:#fff;--input-bg:#fff;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}:root[data-theme=light] body{background-image:url("data:image/svg+xml,%3Csvg width='20' height='20' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 20L20 0M-5 5L5-5M15 25L25 15' stroke='%23000000' stroke-width='0.5'/%3E%3C/svg%3E")}*{box-sizing:border-box}body{background-color:var(--background);min-height:100vh;color:var(--text);background-image:url("data:image/svg+xml,%3Csvg width='20' height='20' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 20L20 0M-5 5L5-5M15 25L25 15' stroke='%23ffffff' stroke-width='0.5'/%3E%3C/svg%3E");margin:0;font-weight:400;line-height:1.6}body:before{content:"";z-index:-1;background:var(--background);opacity:.96;position:fixed;inset:0}button,input,select{font:inherit}button{cursor:pointer}.is-hidden{display:none!important}.landing{place-items:center;min-height:100vh;padding:24px;display:grid}.landing-panel,.empty-state,.dashboard,.detail-card,.modal-card,.expense-card,.debt-row,.person-summary-card,.balance-card,.summary-grid div,.member-option,.custom-share-row,.member-management-row,.settlement-party,.close-progress,.close-debt-row,.inline-empty{background:var(--surface);border:1px solid var(--border);box-shadow:none;border-radius:0}.landing-panel{width:min(100%,480px);padding:40px}.brand-mark{background:var(--accent-highlight);width:56px;height:56px;color:var(--on-accent);font-family:var(--mono-font);border-radius:0;place-items:center;margin-bottom:24px;font-weight:700;display:grid}.eyebrow,.field-label,.balance-stats,.member-email,.expense-date,.expense-rate,.expense-edited,.expense-participants,.detail-card p,.landing-copy,.empty-state p,.summary-grid p,.balance-card p,.debt-person span,.summary-person span,.member-management-row span,.settlement-party span,.close-progress span{color:var(--muted)}.eyebrow,.field-label,.dashboard-tab,.bottom-tab,.split-toggle,.primary-btn,.secondary-btn,.danger-btn,.small-btn,.text-btn,.required-mark,.debt-amount span,.summary-metric span{font-family:var(--heading-font);letter-spacing:.08em;text-transform:uppercase;font-weight:600}.eyebrow{margin:0 0 8px;font-size:.72rem}h1,h2,h3,p{margin-top:0}h1,h2,h3{font-family:var(--heading-font);letter-spacing:.08em;text-transform:uppercase;font-weight:600}.landing h1{margin-bottom:16px;font-size:clamp(2.25rem,6vw,4.8rem);line-height:1}.landing-copy{margin-bottom:32px}.primary-btn,.secondary-btn,.danger-btn,.text-btn,.icon-btn,.small-btn{min-height:40px;box-shadow:none;letter-spacing:.05em;border-radius:0;justify-content:center;align-items:center;gap:8px;display:inline-flex}.primary-btn{border:1px solid var(--accent-highlight);background:var(--accent-highlight);color:var(--on-accent);padding:0 16px}.primary-btn:hover{background:var(--background);color:var(--accent-highlight);border-color:var(--accent-highlight)}.secondary-btn,.small-btn{border:1px solid var(--accent-highlight);color:var(--accent-highlight);background:0 0;padding:0 16px}.secondary-btn:hover,.small-btn:hover,.trip-item:hover,.trip-item.is-active,.dashboard-tab.is-active,.split-toggle.is-active,.bottom-tab.is-active{background:var(--surface-raised);color:var(--accent-highlight)}.danger-btn,.small-btn.danger{border:1px solid var(--danger);color:var(--accent-highlight);background:0 0;padding:0 16px}.danger-btn:hover,.small-btn.danger:hover{background:var(--danger)}.secondary-btn:disabled,.primary-btn:disabled,.small-btn:disabled{color:var(--muted);border-color:var(--border);cursor:not-allowed;background:0 0}.text-btn{color:var(--accent);background:0 0;border:0;padding:0}.icon-btn{border:1px solid var(--border);width:40px;color:var(--accent-highlight);background:0 0;padding:0;font-size:1rem}.icon-btn.accent{background:var(--accent-highlight);border-color:var(--accent-highlight);color:var(--on-accent)}.google-btn{width:100%}.inapp-banner{background:color-mix(in srgb, var(--accent-highlight) 12%, var(--surface));border:1px solid color-mix(in srgb, var(--accent-highlight) 40%, transparent);color:var(--text);box-sizing:border-box;border-radius:10px;flex-wrap:wrap;align-items:flex-start;gap:10px;width:100%;padding:12px 14px;font-size:.85rem;line-height:1.4;display:flex}.inapp-banner svg{color:var(--accent-highlight);flex-shrink:0;margin-top:1px}.inapp-banner span{flex:1;min-width:0}.inapp-banner-btn{background:var(--accent-highlight);color:var(--on-accent);cursor:pointer;white-space:nowrap;border:none;border-radius:6px;flex-shrink:0;padding:6px 12px;font-size:.8rem;font-weight:600}.google-dot{background:linear-gradient(135deg, var(--accent-highlight) 0 50%, var(--muted) 50% 100%);border-radius:0;width:18px;height:18px}.app-shell{grid-template-columns:304px minmax(0,1fr);min-height:100vh;display:grid}.sidebar{border-right:1px solid var(--border);background:0 0;flex-direction:column;gap:24px;height:100vh;padding:24px;display:flex;position:sticky;top:0;overflow:hidden}.sidebar-top,.trip-header,.section-heading,.modal-header,.expense-card-header{justify-content:space-between;align-items:flex-start;gap:16px;display:flex}.sidebar h2,.mobile-topbar h2{margin:0;font-size:1.1rem}.trip-list{flex:1 1 0;align-content:start;gap:8px;min-height:0;display:grid;overflow-y:auto}.trip-item{text-align:left;width:100%;color:var(--text);background:0 0;border:1px solid #0000;border-radius:0;padding:16px}.trip-item:hover,.trip-item.is-active{border-color:var(--border)}.trip-item strong,.trip-item span,.profile-copy strong,.profile-copy span,.participant-chip span,.debt-person strong,.summary-person strong,.summary-person span,.member-management-row strong,.member-management-row span,.settlement-party strong{text-overflow:ellipsis;white-space:nowrap;display:block;overflow:hidden}.trip-item span,.profile-copy span{color:var(--muted);font-size:.84rem}.profile-strip{border-top:1px solid var(--border);grid-template-columns:40px minmax(0,1fr);align-items:center;gap:8px 16px;margin-top:auto;padding-top:24px;display:grid}.avatar,.payer-avatar,.participant-avatar{object-fit:cover;background:var(--surface-raised);border:2px solid var(--border);border-radius:0}.avatar{width:40px;height:40px}.payer-avatar{width:32px;height:32px}.participant-avatar{width:24px;height:24px}.profile-copy{min-width:0}.profile-strip .text-btn{grid-column:1/-1;justify-content:flex-start;min-height:32px}.mobile-topbar,.bottom-nav{display:none}.content-grid{grid-template-columns:minmax(0,1fr) 360px;min-width:0;min-height:100vh;display:grid}.primary-pane{min-width:0;padding:32px}.detail-pane{align-content:start;gap:16px;min-width:0;padding:32px 24px 32px 0;display:grid}.empty-state,.dashboard{min-height:calc(100vh - 64px)}.empty-state{text-align:center;align-content:center;place-items:center;gap:8px;padding:32px;display:grid}.dashboard{padding:32px}.trip-header{border-bottom:1px solid var(--border);margin-bottom:24px;padding-bottom:24px}.trip-header h1{overflow-wrap:break-word;word-break:break-word;margin-bottom:0;font-size:clamp(1.5rem,3vw,3rem);line-height:1.1}.desktop-tab-strip,.split-toolbar{border-bottom:1px solid var(--border);background:0 0;gap:8px;margin-bottom:24px;padding:0;display:grid}.desktop-tab-strip{grid-template-columns:repeat(4,minmax(0,1fr))}.split-toolbar{border:1px solid var(--border);grid-template-columns:repeat(2,minmax(0,1fr));margin-bottom:0;padding:4px}.dashboard-tab,.bottom-tab,.split-toggle{min-width:0;min-height:40px;color:var(--muted);background:0 0;border:1px solid #0000;border-radius:0}.dashboard-tab.is-active,.split-toggle.is-active{border-color:var(--border);box-shadow:none}.tab-panel h2{margin-bottom:0;font-size:1.25rem}.inline-empty{color:var(--muted);margin-top:16px;padding:24px}.inline-empty strong{color:var(--text);margin-bottom:4px}.expense-list,.debt-list,.person-summary-list,.member-management-list,.custom-split-list,.member-checklist,.close-trip-debt-list{grid-template-columns:minmax(0,1fr);gap:8px;margin-top:16px;display:grid}.expense-card{border-left:6px solid var(--expense-border);grid-template-columns:minmax(0,1fr);gap:16px;min-width:0;padding:24px;display:grid}.expense-card>*{min-width:0}.expense-card.settlement-full{border-left-color:var(--settlement-full)}.expense-card.settlement-partial{border-left-color:var(--settlement-partial)}.expense-meta-row,.expense-actions,.payer-line,.participant-chips{align-items:center;gap:8px;display:flex}.expense-meta-row,.participant-chips{flex-wrap:wrap}.payer-line{flex:auto;min-width:0;overflow:hidden}.payer-line>span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.expense-card h3{overflow-wrap:anywhere;margin:0 0 4px;font-size:1rem}.expense-card-header>:first-child{min-width:0}.expense-rate,.expense-edited{overflow-wrap:break-word;word-break:break-word;font-size:.8rem}.expense-amounts{text-align:right;gap:4px;display:grid}.expense-amounts strong,.expense-amounts span,.balance-amount,.summary-grid span,.debt-amount,.summary-metric strong,.compact-heading span,.close-progress strong{font-family:var(--mono-font)}.expense-amounts span,.summary-grid span,.balance-amount{color:var(--accent);font-weight:700}.participant-chip{border:1px solid var(--border);min-width:0;max-width:160px;color:var(--text);background:0 0;align-items:center;gap:6px;padding:4px 8px;font-size:.82rem;font-weight:600;display:inline-flex}.expense-actions{justify-content:flex-end}.balance-card{margin-top:16px;padding:24px}.balance-stats{margin:8px 0 0;font-size:.86rem}.debt-row,.close-debt-row{align-items:center;gap:16px;padding:24px;display:grid}.debt-row{grid-template-columns:minmax(0,1fr) auto minmax(0,1fr) auto}.close-debt-row{grid-template-columns:minmax(0,1fr) auto minmax(0,1fr) minmax(170px,auto)}.debt-person,.summary-person,.settlement-party{grid-template-columns:32px minmax(0,1fr);align-items:center;gap:8px;min-width:0;display:grid}.debt-amount{color:var(--accent-highlight);justify-items:center;gap:2px;min-width:0;font-weight:700;display:grid}.debt-amount strong{overflow-wrap:anywhere}.debt-amount span,.summary-metric span{color:var(--muted);font-size:.72rem}.balance-amount{overflow-wrap:anywhere;font-size:clamp(1.8rem,5vw,3rem);font-weight:700;display:block}.summary-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-top:16px;display:grid}.summary-grid div{padding:24px}.summary-grid span{word-break:break-word;font-size:clamp(1.2rem,4vw,1.6rem);display:block}.person-summary-panel{margin-top:24px}.person-summary-card{grid-template-columns:minmax(0,1.2fr) repeat(4,minmax(96px,1fr));align-items:center;gap:16px;padding:24px;display:grid}.summary-metric{gap:2px;display:grid}.summary-metric .positive{color:var(--accent-highlight)}.summary-metric .negative{color:var(--danger)}.detail-card{padding:24px}.settings-section{border:1px solid var(--border);background:var(--surface);margin-top:16px;padding:24px}.settings-actions{grid-template-columns:minmax(0,1fr);gap:8px;margin-top:24px;display:grid}.settings-actions button{width:100%}.settings-profile-strip{border-top:1px solid var(--border);grid-template-columns:40px minmax(0,1fr) auto;align-items:center;gap:8px 16px;margin-top:24px;padding-top:24px;display:grid}.settings-profile-strip>*{min-width:0}.rates-link{color:var(--muted);text-underline-offset:2px;margin-top:6px;font-size:.72rem;display:inline-block}.rates-link:hover{color:var(--accent-highlight)}#customSplitTotal.is-mismatch{color:#e05252}.member-management{margin-top:24px}.member-management-row{grid-template-columns:32px minmax(0,1fr) auto;align-items:center;gap:8px;padding:16px;display:grid}.status-badge{border:1px solid var(--accent);min-height:28px;color:var(--accent-highlight);font-family:var(--mono-font);background:0 0;align-items:center;padding:0 10px;font-size:.82rem;font-weight:700;display:inline-flex}.copy-row{grid-template-columns:minmax(0,1fr) auto;gap:8px;margin-top:8px;display:grid}.text-input,.select-input,.copy-row select,.mobile-trip-switcher select{border:1px solid var(--border);background:var(--input-bg);width:100%;min-height:44px;color:var(--text);border-radius:0;padding:0 12px}.text-input:focus,.select-input:focus{outline:1px solid var(--accent-highlight);outline-offset:0}.field-label{margin:16px 0 8px;font-size:.78rem;display:block}.required-mark{color:var(--accent-highlight);font-size:.68rem}.text-input.is-invalid,.select-input.is-invalid{border-color:var(--danger);box-shadow:none}.modal-backdrop{z-index:20;background:#000000d9;place-items:center;padding:24px;display:grid;position:fixed;inset:0}.modal-card{width:min(100%,460px);max-height:calc(100vh - 48px);padding:0;overflow-y:auto}.modal-card>:not(.modal-header){margin-left:24px;margin-right:24px}.modal-card>.text-input,.modal-card>.select-input{width:auto}.modal-card>:last-child{margin-bottom:24px}.large-modal{width:min(100%,680px)}.modal-header{border-bottom:1px solid var(--border);margin-bottom:0;padding:24px}.modal-header h2{margin:0}.modal-actions{flex-wrap:wrap;justify-content:flex-end;gap:8px;margin-top:24px;display:flex}.modal-actions>*{min-width:0}.form-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;display:grid}.checkbox-line{color:var(--text);align-items:center;gap:8px;margin-top:16px;font-weight:600;display:flex}.checkbox-line input,.member-option input{width:18px;height:18px;accent-color:var(--accent-highlight)}.member-option,.custom-share-row{grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:8px;min-width:0;padding:16px;display:grid}.member-option[aria-disabled=true]{opacity:.56}.member-name{text-overflow:ellipsis;white-space:nowrap;font-weight:600;overflow:hidden}.member-copy{min-width:0;overflow:hidden}.member-email{white-space:nowrap;text-overflow:ellipsis;font-size:.76rem;display:block;overflow:hidden}.custom-split-panel{margin-top:16px}.compact-heading{align-items:center;margin-bottom:8px}.compact-heading h3{margin:0;font-size:1rem}.custom-share-row{grid-template-columns:minmax(0,1fr) 152px}.form-error{border:1px solid var(--danger);background:var(--surface);color:var(--text);margin-top:16px;padding:12px;font-weight:600}.full-modal{z-index:20;place-items:stretch stretch;padding:0}#settlementModal,#receiptModal{z-index:30}.receipt-scan-row{align-items:center;gap:12px;margin-top:16px;display:flex}.receipt-scan-status{color:var(--muted);font-size:.8rem;font-family:var(--mono-font)}.receipt-hint{color:var(--muted);margin-top:16px;font-size:.85rem}.receipt-item-list{grid-template-columns:minmax(0,1fr);gap:8px;margin-top:8px;margin-bottom:16px;display:grid}.receipt-item-row{background:var(--surface);border:1px solid var(--border);gap:8px;min-width:0;padding:12px;display:grid}.receipt-item-top{grid-template-columns:minmax(0,1fr) 104px 40px;gap:8px;display:grid}.receipt-chips{flex-wrap:wrap;gap:6px;display:flex}.receipt-chip{border:1px solid var(--border);min-height:32px;color:var(--muted);background:0 0;border-radius:0;align-items:center;gap:6px;padding:4px 8px;font-size:.78rem;font-weight:600;display:inline-flex}.receipt-chip span{text-overflow:ellipsis;white-space:nowrap;max-width:96px;overflow:hidden}.receipt-chip.is-assigned{border-color:var(--accent-highlight);background:var(--surface-raised);color:var(--accent-highlight)}.receipt-total-card{margin-top:16px}#receiptRunningTotal.is-mismatch{color:#e05252}.close-trip-card{width:100%;min-height:100vh;max-height:100vh;overflow-y:auto}.settlement-parties{grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;gap:16px;margin-top:24px;display:grid}.settlement-party{padding:16px}.settlement-arrow{color:var(--muted);letter-spacing:.08em;text-transform:uppercase;font-weight:600}.settlement-total{margin-bottom:16px}.close-progress{margin:24px;padding:24px}.close-progress strong,.close-progress span{display:block}.close-debt-actions{grid-template-columns:1fr 1fr;gap:8px;display:grid}.skeleton-stack{gap:8px;display:grid}.skeleton-row,.skeleton-card{background:var(--surface-raised);border:1px solid var(--border);border-radius:0;position:relative;overflow:hidden}.skeleton-row{height:56px}.skeleton-card{height:132px}.skeleton-row:after,.skeleton-card:after{content:"";background:linear-gradient(90deg, transparent, var(--border), transparent);animation:2s infinite shimmer;position:absolute;inset:0;transform:translate(-100%)}@keyframes shimmer{to{transform:translate(100%)}}.toast{z-index:30;border:1px solid var(--accent-highlight);background:var(--input-bg);max-width:min(92vw,420px);color:var(--accent-highlight);box-shadow:none;font-family:var(--mono-font);border-radius:0;padding:12px 16px;position:fixed;bottom:24px;left:50%;transform:translate(-50%)}@media (width<=1200px) and (width>=921px){.content-grid{grid-template-columns:minmax(0,1fr)}.detail-pane{display:none}}@media (width<=1100px) and (width>=921px){.person-summary-card{grid-template-columns:repeat(4,minmax(0,1fr))}.person-summary-card>.summary-person{grid-column:1/-1}}@media (width<=920px){.app-shell{min-height:100vh;padding:96px 0 120px;display:block}.sidebar,.detail-pane{display:none}.mobile-topbar{z-index:10;background:var(--surface);border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:16px;min-height:76px;padding:16px;display:flex;position:fixed;top:0;left:0;right:0}.content-grid{min-height:0;display:block}.primary-pane{padding:0}.empty-state,.dashboard{border-left:0;border-right:0;min-height:calc(100vh - 216px)}.dashboard{padding:16px}.trip-header{display:none}.topbar-copy{flex:auto;min-width:0}.topbar-currency:not(:empty):before{content:" · "}.mobile-topbar h2{white-space:nowrap;text-overflow:ellipsis;font-size:1.3rem;overflow:hidden}.desktop-tab-strip{display:none}.copy-row,.form-grid,.expense-card-header,.expense-meta-row,.debt-row,.person-summary-card,.settlement-parties,.close-debt-row,.summary-grid{grid-template-columns:1fr}.expense-card,.debt-row,.person-summary-card,.close-debt-row,.inline-empty,.balance-card,.summary-grid div,.detail-card{padding:16px}.expense-amounts,.debt-amount{text-align:left;justify-items:start}.bottom-nav{z-index:10;background:var(--surface);border-top:1px solid var(--border);gap:8px;padding:8px 16px 16px;display:grid;position:fixed;bottom:0;left:0;right:0}.mobile-trip-switcher{grid-template-columns:auto minmax(0,1fr);align-items:center;gap:8px;display:grid}.mobile-trip-switcher label{color:var(--muted);letter-spacing:.08em;text-transform:uppercase;font-size:.72rem;font-weight:600}.mobile-trip-switcher select{min-height:36px}.bottom-tabs{grid-template-columns:repeat(4,minmax(0,1fr));gap:4px;display:grid}.bottom-tab{border:1px solid var(--border);min-width:0;min-height:40px;font-size:.72rem}.modal-backdrop{place-items:stretch stretch;padding:0}.modal-card{border-left:0;border-right:0;width:100%;min-height:100vh;max-height:none;padding-bottom:80px}.compact-modal{width:min(100% - 32px,460px);min-height:unset;border:1px solid var(--border);max-height:calc(100vh - 48px);padding-bottom:0;overflow-y:auto}.compact-modal .modal-actions{background:0 0;position:static}.compact-modal .modal-actions>*{flex:1}.settlement-arrow{text-align:center}.person-summary-card{grid-template-columns:repeat(2,minmax(0,1fr))}.person-summary-card>.summary-person{grid-column:1/-1}.modal-card>:not(.modal-header){margin-left:16px;margin-right:16px}.modal-header{padding:16px}.modal-actions{background:var(--surface);position:fixed;bottom:16px;left:16px;right:16px}.modal-actions>*{flex:1}.custom-share-row,.close-debt-actions{grid-template-columns:1fr}}@media (width<=520px){.landing-panel{padding:24px}.section-heading .secondary-btn,.section-heading .primary-btn{width:100%}.section-heading{display:block}.section-heading .secondary-btn,.section-heading .primary-btn{margin-top:8px}}