:root{--bg: #fff7f3;--bg-tint-a: #ffe3ec;--bg-tint-b: #ffeede;--bg-tint-c: #e6f7f4;--card: #ffffff;--card-soft: #fff2f6;--line: #f4e2e8;--text: #3b2b3f;--text-dim: #8d7b93;--text-faint: #b3a4b8;--pink: #ff6fa5;--coral: #ff9a76;--peach: #ffc48c;--violet: #a78bfa;--mint: #2ec4a6;--sky: #57c7f5;--pos: #17b897;--neg: #f2617a;--grad: linear-gradient(135deg, #ff6fa5 0%, #ff9a76 100%);--grad-soft: linear-gradient(135deg, #ffe8f0 0%, #fff0e4 100%);--shadow: 0 4px 18px rgba(226, 132, 160, .13);--shadow-lg: 0 10px 30px rgba(226, 132, 160, .2);--r-sm: 14px;--r: 20px;--r-lg: 28px;--safe-t: env(safe-area-inset-top, 0px);--safe-b: env(safe-area-inset-bottom, 0px);--header-h: 52px}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,SF Pro Rounded,SF Pro Text,PingFang SC,Helvetica Neue,Microsoft YaHei,sans-serif;font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased;overscroll-behavior-y:none}body{background-image:radial-gradient(70% 42% at 8% 0%,var(--bg-tint-a) 0%,transparent 62%),radial-gradient(62% 38% at 96% 6%,var(--bg-tint-b) 0%,transparent 60%),radial-gradient(80% 40% at 50% 100%,var(--bg-tint-c) 0%,transparent 66%);background-attachment:fixed}#root{min-height:100dvh}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer;border:none;background:none}a{color:var(--pink);text-decoration:none}.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}.app{min-height:100dvh;padding-bottom:calc(var(--safe-b) + 24px)}.header{position:sticky;top:0;z-index:50;padding-top:var(--safe-t);background:#fff7f3db;backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px)}.header-inner{height:var(--header-h);display:flex;align-items:center;gap:8px;padding:0 12px}.header-title{flex:1;font-size:17px;font-weight:700;text-align:center;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.header-btn{min-width:44px;height:40px;display:flex;align-items:center;justify-content:center;color:var(--pink);font-size:15px;font-weight:500;border-radius:var(--r-sm);padding:0 8px}.header-btn:active{background:var(--card-soft)}.header-btn.strong{font-weight:700}.header-btn:disabled{color:var(--text-faint)}.page{padding:16px 16px 0;max-width:640px;margin:0 auto}.section{margin-bottom:22px}.section-label{font-size:12.5px;font-weight:700;color:var(--text-dim);margin:0 6px 9px}.card{background:var(--card);border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow)}.card+.card{margin-top:12px}.card-pad{padding:18px}.row{display:flex;align-items:center;gap:12px;padding:13px 16px;width:100%;text-align:left;border-bottom:1px solid var(--line)}.row:last-child{border-bottom:none}button.row:active,a.row:active{background:var(--card-soft)}.row-main{flex:1;min-width:0}.row-title{font-size:15px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.row-sub{font-size:13px;color:var(--text-dim);margin-top:2px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.row-value{font-size:16px;font-weight:700;text-align:right;white-space:nowrap}.chevron{color:var(--text-faint);font-size:20px;line-height:1;flex-shrink:0}.trip-card{display:block;position:relative;border-radius:var(--r-lg);padding:20px;color:#fff;overflow:hidden;box-shadow:var(--shadow-lg);transition:transform .15s ease}.trip-card.g0{background:linear-gradient(135deg,#ff6fa5,#ff9a76)}.trip-card.g1{background:linear-gradient(135deg,#a78bfa,#f0a6ce)}.trip-card.g2{background:linear-gradient(135deg,#57c7f5,#7de2d1)}.trip-card.g3{background:linear-gradient(135deg,#ffb26b,#ffd76b)}.trip-card.g4{background:linear-gradient(135deg,#6ee7c7,#4fb8e8)}.trip-card.g5{background:linear-gradient(135deg,#f78ca0,#f9748f)}.trip-card:after{content:"";position:absolute;top:-46px;right:-30px;width:150px;height:150px;border-radius:50%;background:#ffffff2b}.trip-card:active{transform:scale(.98)}.trip-card.archived{filter:saturate(.45);opacity:.75}.trip-card-top{position:relative;display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.trip-name{font-size:20px;font-weight:800;letter-spacing:-.01em}.trip-dates{font-size:13px;opacity:.88;margin-top:3px}.trip-total{font-size:23px;font-weight:800;letter-spacing:-.02em;text-align:right;white-space:nowrap}.trip-total-label{font-size:11px;opacity:.8;text-align:right;margin-top:2px}.trip-card-bottom{position:relative;display:flex;align-items:center;gap:8px;margin-top:15px;padding-top:14px;border-top:1px solid rgba(255,255,255,.28);font-size:13px}.trip-card .chevron{color:#ffffffd9}.avatar{width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;color:#fff;flex-shrink:0;box-shadow:0 2px 6px #0000001a}.avatar.lg{width:38px;height:38px;font-size:15px}.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.stat{background:var(--card);border-radius:var(--r);padding:15px 12px;text-align:center;box-shadow:var(--shadow)}.stat-value{font-size:19px;font-weight:800;letter-spacing:-.02em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.stat-label{font-size:11.5px;color:var(--text-dim);margin-top:3px}.day-head{display:flex;align-items:baseline;justify-content:space-between;padding:14px 6px 7px;font-size:13px;color:var(--text-dim)}.day-head strong{color:var(--text);font-weight:700;font-size:14px}.cat-icon{width:40px;height:40px;border-radius:13px;background:var(--grad-soft);display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0}.expense-sub{font-size:12.5px;color:var(--text-dim);margin-top:2px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.expense-orig{font-size:11.5px;color:var(--text-faint);margin-top:1px}.balance-bar{height:7px;border-radius:4px;background:#f3ecf5;overflow:hidden;margin-top:8px;display:flex}.balance-bar span{display:block;height:100%;border-radius:4px}.transfer{display:flex;align-items:center;gap:9px;padding:14px 16px;border-bottom:1px solid var(--line)}.transfer:last-child{border-bottom:none}.transfer-arrow{color:var(--coral);font-size:16px;font-weight:700}.transfer-amt{margin-left:auto;font-weight:800;font-size:16px;white-space:nowrap}.pos{color:var(--pos)}.neg{color:var(--neg)}.dim{color:var(--text-dim)}.faint{color:var(--text-faint)}.field{margin-bottom:14px}.field-label{display:block;font-size:13px;color:var(--text-dim);margin:0 6px 6px}.input{width:100%;background:var(--card);border:1.5px solid var(--line);border-radius:var(--r-sm);padding:12px 14px;font-size:16px;outline:none;-webkit-appearance:none;-moz-appearance:none;appearance:none}.input:focus{border-color:var(--pink)}.input::placeholder{color:var(--text-faint)}select.input{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238d7b93' stroke-width='1.6' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;background-size:12px;padding-right:36px}textarea.input{resize:none;min-height:76px}.input-row{display:flex;gap:10px}.amount-box{background:var(--grad);border-radius:var(--r-lg);padding:22px 18px;text-align:center;color:#fff;box-shadow:var(--shadow-lg)}.amount-cur{font-size:13px;opacity:.9;margin-bottom:2px;font-weight:600}.amount-input{width:100%;background:none;border:none;outline:none;text-align:center;font-size:44px;font-weight:800;letter-spacing:-.03em;padding:0;color:#fff}.amount-input::placeholder{color:#ffffff8c}.amount-converted{font-size:13.5px;font-weight:600;margin-top:6px;min-height:20px;opacity:.95}.segmented{display:flex;background:#fdeef3;border-radius:16px;padding:4px;gap:4px}.segmented button{flex:1;padding:9px 4px;border-radius:12px;font-size:14px;font-weight:600;color:var(--text-dim);white-space:nowrap}.segmented button.on{background:#fff;color:var(--pink);box-shadow:0 2px 8px #e284a038}.chips{display:flex;flex-wrap:wrap;gap:8px}.chip{display:inline-flex;align-items:center;gap:7px;padding:7px 14px 7px 7px;border-radius:999px;background:var(--card);border:1.5px solid var(--line);font-size:14px;font-weight:500;color:var(--text-dim);transition:transform .12s ease}.chip.on{background:var(--grad-soft);border-color:var(--pink);color:var(--pink);font-weight:700}.chip:active{transform:scale(.95)}.cat-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:8px}.cat-btn{aspect-ratio:1;border-radius:16px;background:var(--card);border:1.5px solid var(--line);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;font-size:21px;transition:transform .12s ease}.cat-btn small{font-size:10px;color:var(--text-faint);font-weight:500}.cat-btn.on{background:var(--grad-soft);border-color:var(--pink);transform:translateY(-2px);box-shadow:var(--shadow)}.cat-btn.on small{color:var(--pink);font-weight:700}.btn{display:flex;align-items:center;justify-content:center;gap:6px;width:100%;padding:15px;border-radius:18px;font-size:16px;font-weight:700;background:var(--card);color:var(--text);box-shadow:var(--shadow);transition:transform .12s ease}.btn:active{transform:scale(.98)}.btn:disabled{opacity:.5}.btn.primary{background:var(--grad);color:#fff;box-shadow:0 8px 22px #ff6fa566}.btn.danger{color:var(--neg)}.btn.ghost{background:var(--card);border:1.5px solid var(--line);box-shadow:none}.btn.sm{width:auto;padding:8px 15px;font-size:13.5px;border-radius:12px;background:var(--grad-soft);color:var(--pink);box-shadow:none;flex-shrink:0}.sticky-actions{position:sticky;bottom:0;padding:12px 16px calc(var(--safe-b) + 12px);background:linear-gradient(to top,var(--bg) 58%,transparent);max-width:640px;margin:8px auto 0}.fab{position:fixed;right:18px;bottom:calc(var(--safe-b) + 18px);width:60px;height:60px;border-radius:50%;background:var(--grad);color:#fff;font-size:32px;font-weight:300;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 26px #ff6fa57a;z-index:40;transition:transform .15s ease}.fab:active{transform:scale(.9)}.empty{text-align:center;padding:52px 24px;color:var(--text-faint)}.empty-icon{font-size:52px;margin-bottom:12px}.empty-title{font-size:16.5px;font-weight:600;color:var(--text-dim);margin-bottom:6px}.banner{border-radius:var(--r-sm);padding:11px 15px;font-size:13.5px;margin-bottom:14px;font-weight:500}.banner.err{background:#ffe9ed;color:#d94860}.banner.warn{background:#fff4e0;color:#c8811f}.banner.ok{background:#e2f7f2;color:#12907a}.toast{position:fixed;left:50%;bottom:calc(var(--safe-b) + 92px);transform:translate(-50%);background:var(--grad);color:#fff;padding:12px 22px;border-radius:999px;font-size:14.5px;font-weight:600;z-index:100;box-shadow:var(--shadow-lg);animation:toast-in .24s cubic-bezier(.34,1.56,.64,1);max-width:88vw;text-align:center}@keyframes toast-in{0%{opacity:0;transform:translate(-50%,14px) scale(.9)}}.spinner{width:24px;height:24px;border:3px solid #fbe4ec;border-top-color:var(--pink);border-radius:50%;animation:spin .7s linear infinite;margin:60px auto}@keyframes spin{to{transform:rotate(360deg)}}.divider{height:1px;background:var(--line);margin:16px 0}.login{min-height:100dvh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;gap:14px}.login img{width:88px;height:88px;border-radius:24px;box-shadow:var(--shadow-lg)}.login h1{font-size:24px;font-weight:800;margin:8px 0 0;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.login form{width:100%;max-width:320px;display:flex;flex-direction:column;gap:12px;margin-top:6px}