:root{--purple: #6C5CE7;--purple-dark: #564FCC;--purple-darker: #453FB0;--purple-light: #EEEBFF;--purple-tint: #F5F3FF;--ink: #1A1B29;--muted: #8B8AA3;--muted-light: #B4B3C7;--bg: #F6F5FC;--surface: #FFFFFF;--border: #ECEAF6;--green: #1FAE7A;--green-tint: #E7F8F1;--red: #F2543D;--red-tint: #FDEBE8;--orange: #F5A623;--orange-tint: #FEF3E0;--font-display: "Plus Jakarta Sans", -apple-system, sans-serif;--font-body: "DM Sans", "Plus Jakarta Sans", -apple-system, sans-serif;--radius-sm: 10px;--radius: 16px;--radius-lg: 22px;--shadow-card: 0 2px 10px rgba(76, 68, 158, .06);--shadow-pop: 0 10px 30px rgba(76, 68, 158, .16)}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font-body);font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased}h1,h2,h3{font-family:var(--font-display);font-weight:700;margin:0;letter-spacing:-.01em}a{color:inherit;text-decoration:none}button{font-family:var(--font-body);cursor:pointer;border:none;background:none}input,select,textarea{font-family:var(--font-body)}.shell{display:flex;min-height:100vh}.sidebar{width:264px;flex-shrink:0;background:var(--surface);border-right:1px solid var(--border);padding:26px 20px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}.brand-row{display:flex;align-items:center;gap:10px;margin-bottom:30px;padding:0 6px}.brand-mark{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--purple),var(--purple-darker));display:flex;align-items:center;justify-content:center;color:#fff;font-family:var(--font-display);font-weight:800;font-size:16px}.brand-text{font-family:var(--font-display);font-weight:800;font-size:19px}.brand-text span{color:var(--purple)}.side-nav{display:flex;flex-direction:column;gap:2px;flex:1}.side-nav a{display:flex;align-items:center;gap:12px;padding:11px 14px;border-radius:var(--radius-sm);color:var(--muted);font-size:14.5px;font-weight:500}.side-nav a .nav-icon{font-size:17px;width:20px;text-align:center}.side-nav a:hover{background:var(--purple-tint);color:var(--ink)}.side-nav a.active{background:var(--purple);color:#fff;box-shadow:var(--shadow-pop)}.sidebar-footer{border-top:1px solid var(--border);padding-top:14px;margin-top:14px}.sidebar-user{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:var(--radius-sm)}.sidebar-user:hover{background:var(--purple-tint)}.sidebar-user .name{font-size:13.5px;font-weight:600}.sidebar-user .signout{font-size:12px;color:var(--muted)}.main{flex:1;min-width:0;padding:30px 36px 100px;max-width:980px}.mobile-topbar{display:none;align-items:center;justify-content:space-between;padding:16px 18px;background:var(--surface);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:20}.mobile-tabbar{display:none}@media (max-width: 860px){.sidebar{display:none}.mobile-topbar{display:flex}.main{padding:18px 16px 90px;max-width:100%}.mobile-tabbar{display:flex;position:fixed;bottom:0;left:0;right:0;background:var(--surface);border-top:1px solid var(--border);padding:8px 4px calc(8px + env(safe-area-inset-bottom));z-index:30}.mobile-tabbar a{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;font-size:10.5px;color:var(--muted-light);padding:4px 0}.mobile-tabbar a .nav-icon{font-size:19px}.mobile-tabbar a.active{color:var(--purple)}}.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:radial-gradient(circle at 20% 15%,var(--purple-tint),var(--bg) 55%)}.auth-card{width:100%;max-width:380px;background:var(--surface);border-radius:var(--radius-lg);padding:38px 32px;box-shadow:var(--shadow-pop)}.auth-card .brand-row{margin-bottom:22px}.auth-card h1{font-size:24px;margin-bottom:4px}.auth-card p.sub{color:var(--muted);margin:0 0 26px;font-size:14px}.field{margin-bottom:16px}.field label{display:block;font-size:12.5px;font-weight:600;color:var(--muted);margin-bottom:6px}.field input,.field select{width:100%;padding:11px 14px;border:1.5px solid var(--border);border-radius:var(--radius-sm);background:var(--bg);font-size:14.5px;color:var(--ink)}.field input:focus,.field 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.sub{color:var(--muted);font-size:13.5px;margin-top:5px}.eyebrow{font-size:12px;font-weight:700;color:var(--purple);text-transform:uppercase;letter-spacing:.04em;margin-bottom:4px}.karma-hero{background:linear-gradient(135deg,var(--purple) 0%,var(--purple-darker) 100%);border-radius:var(--radius-lg);padding:26px 26px 22px;color:#fff;margin-bottom:20px;position:relative;overflow:hidden}.karma-hero:after{content:"";position:absolute;top:-60px;right:-60px;width:200px;height:200px;border-radius:50%;background:#ffffff14}.karma-hero .label{font-size:13px;opacity:.85;margin-bottom:6px}.karma-hero .value{font-family:var(--font-display);font-size:36px;font-weight:800}.karma-hero .breakdown{display:flex;gap:22px;margin-top:16px;font-size:12.5px;opacity:.92}.karma-hero .breakdown 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10px;border-radius:999px;background:var(--purple-tint);color:var(--purple-darker)}.tag.trip{background:var(--orange-tint);color:#b5730a}.tag.party{background:var(--red-tint);color:#b5402a}.tag.other{background:var(--purple-tint);color:var(--purple-darker)}.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px;align-items:end}.form-inline-actions{display:flex;gap:10px;margin-top:18px}.category-picker{display:flex;flex-wrap:wrap;gap:8px}.category-pill{display:flex;align-items:center;gap:6px;padding:8px 14px;border-radius:999px;border:1.5px solid var(--border);font-size:13px;font-weight:600;color:var(--muted);background:#fff}.category-pill.active{border-color:var(--purple);background:var(--purple-tint);color:var(--purple-darker)}.toggle-row{display:flex;align-items:center;justify-content:space-between;padding:10px 0}.toggle-row .toggle-label{font-size:14px;font-weight:600}.toggle-row .toggle-desc{font-size:12px;color:var(--muted);margin-top:2px}.switch{width:42px;height:24px;border-radius:999px;background:var(--border);position:relative;flex-shrink:0;transition:background .15s ease}.switch.on{background:var(--purple)}.switch .dot{width:18px;height:18px;border-radius:50%;background:#fff;position:absolute;top:3px;left:3px;transition:left .15s ease;box-shadow:0 1px 3px #0003}.switch.on .dot{left:21px}.group-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}.group-card{background:var(--surface);border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow-card);display:block}.group-card:hover{box-shadow:var(--shadow-pop)}.group-card h3{font-size:16.5px;margin:10px 0 4px}.group-card .group-meta{font-size:12px;color:var(--muted)}.group-card .budget-bar{height:6px;border-radius:999px;background:var(--border);margin-top:12px;overflow:hidden}.group-card .budget-fill{height:100%;background:var(--purple);border-radius:999px}.avatar{width:30px;height:30px;border-radius:50%;background:var(--purple);color:#fff;font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;font-family:var(--font-display);flex-shrink:0}.avatar.lg{width:46px;height:46px;font-size:16px}.avatar.placeholder{background:var(--muted-light)}.member-chip{display:inline-flex;align-items:center;gap:7px;border:1.5px solid var(--border);border-radius:999px;padding:4px 12px 4px 4px;font-size:13px;font-weight:600;margin:0 6px 6px 0;background:#fff}.checkbox-row{display:flex;align-items:center;gap:9px;padding:8px 0;font-size:14px;font-weight:500}.checkbox-row input{width:17px;height:17px;accent-color:var(--purple)}.split-tabs{display:flex;background:var(--bg);border-radius:999px;padding:4px;margin-bottom:14px;width:fit-content}.split-tabs button{padding:8px 16px;border-radius:999px;font-size:13px;font-weight:600;color:var(--muted)}.split-tabs button.active{background:var(--surface);color:var(--purple-darker);box-shadow:var(--shadow-card)}.empty-state{border:1.5px dashed var(--border);border-radius:var(--radius);padding:36px 20px;text-align:center;color:var(--muted);background:var(--surface)}.empty-state h3{color:var(--ink);font-size:16px;margin-bottom:6px}.section-title{font-size:13px;font-weight:700;color:var(--ink);margin:26px 0 12px}.loading{color:var(--muted);padding:60px 0;text-align:center;font-weight:600}@media (max-width: 640px){.karma-hero .breakdown{gap:14px;flex-wrap:wrap}}