:root{--radius:6px;--radius-sm:3px;--radius-md:4px;--radius-lg:6px;--radius-xl:8px;--radius-2xl:10px;--radius-3xl:12px;--font:"Geist", ui-sans-serif, system-ui, -apple-system, sans-serif;--mono:"Geist Mono", ui-monospace, SFMono-Regular, Menlo, monospace;--ease:cubic-bezier(.16, 1, .3, 1);--dur:.22s;--dur-fast:.14s;--dur-slow:.42s;--background:#f5f4ef;--foreground:#0d0e10;--card:#fff;--muted:#ecebe4;--muted-fg:#5c6068;--faint:#8e9198;--border:#0d0e101a;--border-strong:#0d0e1033;--input:#0d0e1029;--ring:#c99a06;--primary:#e9b213;--primary-ink:#8a6500;--primary-fg:#0d0e10;--primary-soft:#e9b21324;--ok:#0f9f6e;--ok-soft:#0f9f6e1a;--danger:#d23b3b;--danger-soft:#d23b3b14;--grid:#0d0e100b;--shadow:0 18px 50px #0d0e101f}.dark{--background:#0a0b0d;--foreground:#eef0f3;--card:#111317;--muted:#181b20;--muted-fg:#8b909a;--faint:#5b6069;--border:#ffffff14;--border-strong:#ffffff29;--input:#ffffff24;--ring:#e9b213;--primary:#e9b213;--primary-ink:#f2c94c;--primary-fg:#0a0b0d;--primary-soft:#e9b2131f;--ok:#3dd68c;--ok-soft:#3dd68c1a;--danger:#ff6b6b;--danger-soft:#ff6b6b1a;--grid:#ffffff07;--shadow:0 24px 60px #0000008c}*{box-sizing:border-box}html,body{min-height:100%;margin:0;overflow-x:clip}html{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}html.dark{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}body{background-color:var(--background);background-image:linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px);color:var(--foreground);font-family:var(--font);-webkit-font-smoothing:antialiased;font-feature-settings:"ss01";background-size:32px 32px;background-attachment:fixed;font-size:15px;line-height:1.5}button,input,textarea,select{font:inherit;color:inherit}button{cursor:pointer}button:disabled{opacity:.4;cursor:not-allowed}input,textarea{background:0 0;border:0;outline:0;width:100%}textarea{resize:vertical;min-height:88px;padding:12px 0}input::placeholder,textarea::placeholder{color:var(--faint)}:focus{outline:none}:focus-visible{outline:2px solid var(--ring);outline-offset:2px}.field input:focus-visible,.field textarea:focus-visible,.field select:focus-visible{outline:none}::selection{background:var(--primary-soft)}.app{grid-template-rows:auto 1fr auto;grid-template-columns:minmax(0,1fr);min-height:100dvh;display:grid}@media (width>=900px){.app{grid-template-rows:1fr;grid-template-columns:248px 1fr;max-width:76rem;min-height:100dvh;margin:0 auto}}.topbar{z-index:15;border-bottom:1px solid var(--border);background:color-mix(in srgb, var(--background) 88%, transparent);-webkit-backdrop-filter:blur(12px);align-items:center;gap:8px;padding:12px 16px;display:flex;position:sticky;top:0}.rail{z-index:20;background:var(--background);position:fixed;bottom:0;left:0;right:0}.rail .brand,.rail-foot{display:none}.topbar>*{min-width:0}.topbar .brand{flex:none}.topbar .chip.nim{text-overflow:ellipsis;overflow:hidden}.topbar .theme-btn{flex:0 0 36px;width:36px;height:36px}@media (width<=400px){.topbar .topbar-handle{display:none}}.brand{letter-spacing:-.03em;align-items:center;gap:10px;font-size:16px;font-weight:600;display:flex}.logo{border-radius:var(--radius-md);background:var(--primary);width:28px;height:28px;color:var(--primary-fg);flex:0 0 28px;place-items:center;display:grid;box-shadow:inset 0 -2px #0000002e}.logo svg{width:16px;height:16px}.screen{flex-direction:column;gap:24px;min-height:0;padding:28px 16px 120px;display:flex;overflow:auto}@media (width>=900px){.screen{max-width:44rem;padding:48px 56px 56px}.screen.wide{max-width:58rem}}.hero{place-items:center;min-height:100dvh;padding:32px 16px;display:grid}.hero-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);width:min(100%,440px);box-shadow:var(--shadow);animation:rise var(--dur-slow) var(--ease) both;flex-direction:column;gap:22px;padding:32px 24px 28px;display:flex;position:relative}.hero-card:before{content:"";border-radius:var(--radius-lg) var(--radius-lg) 0 0;background:var(--primary);height:3px;position:absolute;top:-1px;left:-1px;right:-1px}.hero h1{letter-spacing:-.045em;margin:0;font-size:38px;font-weight:500;line-height:1.02}@media (width>=600px){.hero h1{font-size:46px}}.lead{color:var(--muted-fg);max-width:36ch;margin:0;font-size:16px;line-height:1.55}.page-head{justify-content:space-between;align-items:flex-end;gap:16px;display:flex}.page-head h1{letter-spacing:-.045em;margin:0;font-size:34px;font-weight:500;line-height:1.02}.kicker{font-family:var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted-fg);align-items:center;gap:8px;margin:0 0 10px;font-size:11px;font-weight:500;display:inline-flex}.page-head .kicker:before,.hero .kicker:before{content:"";background:var(--primary);border-radius:1px;width:8px;height:8px}.muted{color:var(--muted-fg)}.small{color:var(--muted-fg);font-size:12.5px;line-height:1.45}.mono{font-family:var(--mono);word-break:break-all;font-size:12px}.grow{flex:1;min-width:0}.row{align-items:center;gap:12px;display:flex}.stack{flex-direction:column;gap:16px;display:flex}.gap-8{gap:32px}.btn{border-radius:var(--radius-md);min-height:44px;font-family:var(--mono);letter-spacing:.08em;text-transform:uppercase;white-space:nowrap;transition:transform var(--dur-fast) var(--ease), background-color var(--dur) var(--ease), border-color var(--dur) var(--ease), color var(--dur) var(--ease), opacity var(--dur) var(--ease);border:1px solid #0000;justify-content:center;align-items:center;gap:10px;padding:0 16px;font-size:12px;font-weight:550;display:inline-flex}.btn:active:not(:disabled){transform:translateY(1px)}.btn-block{width:100%}.btn-primary{background:var(--primary);color:var(--primary-fg);box-shadow:inset 0 -2px #0000002e}.btn-primary:after{content:"→";font-family:var(--font);letter-spacing:0;font-size:15px}.btn-primary.no-arrow:after{content:none}.btn-primary:hover:not(:disabled){filter:brightness(1.07)}.btn-primary:disabled{background:var(--muted);color:var(--faint);box-shadow:none}.btn-secondary{color:var(--foreground);border-color:var(--border-strong);background:0 0}.btn-secondary:hover:not(:disabled){border-color:var(--foreground)}.btn-ghost{color:var(--muted-fg);background:0 0}.btn-ghost:hover:not(:disabled){color:var(--foreground);background:var(--muted)}.btn-danger{color:var(--danger);border-color:color-mix(in srgb, var(--danger) 40%, transparent);background:0 0}.btn-danger:hover:not(:disabled){background:var(--danger-soft)}.btn-sm{width:auto;min-height:40px;padding:0 12px;font-size:11px}.btn-sm.btn-primary:after{font-size:13px}a.btn{color:inherit;text-decoration:none}a.btn.btn-primary{color:var(--primary-fg)}.field{background:var(--card);border:1px solid var(--input);border-radius:var(--radius-md);min-height:46px;transition:border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);align-items:center;gap:8px;padding:0 14px;display:flex}.dark .field{background:var(--background)}.field:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}.label{font-family:var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted-fg);margin:0 0 8px;font-size:11px;font-weight:500;display:block}select.field,.field select{appearance:none;background-color:#0000}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px}.card+.card{margin-top:0}.card .card,.fold-body .card:not(.balance),.card .item,.fold-body .item{border:0;border-top:1px solid var(--border);box-shadow:none;background:0 0;border-radius:0;padding:16px 0 4px}.fold-body>.card:first-child,.fold-body>.stack>.card:first-child,.fold-body .list>:first-child,.card .list>:first-child{border-top:0;padding-top:4px}.balance{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);gap:14px;padding:22px 20px 20px;display:grid;position:relative;overflow:hidden}.balance:before{content:"";background:var(--primary);height:3px;position:absolute;inset:0 0 auto}.balance .figure{font-family:var(--mono);letter-spacing:-.05em;font-variant-numeric:tabular-nums;font-size:40px;font-weight:500;line-height:1}.balance .figure span{letter-spacing:.1em;color:var(--muted-fg);margin-left:8px;font-size:13px;font-weight:500}.spark{align-items:flex-end;gap:4px;height:48px;display:flex}.spark i{background:var(--primary);opacity:.28;transform-origin:bottom;min-height:3px;animation:bar-in var(--dur-slow) var(--ease) both;border-radius:1px;flex:1;display:block}.spark i.on{opacity:1}.thread{flex-direction:column;flex:1;gap:14px;min-height:180px;display:flex}.bubble{max-width:82%;animation:rise var(--dur) var(--ease) both;padding:12px 14px;font-size:15px;line-height:1.45}.bubble.user{background:var(--foreground);color:var(--background);border-radius:var(--radius-lg) var(--radius-lg) 2px var(--radius-lg);margin-left:auto}.bubble.bot{border-left:2px solid var(--primary);color:var(--foreground);background:0 0;border-radius:0;padding:4px 0 4px 14px}.thread .card{border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:18px;position:relative}.thread .card:before{content:"";border-radius:var(--radius-lg) var(--radius-lg) 0 0;background:var(--primary);height:3px;position:absolute;inset:-1px -1px auto}.prompt{text-align:left;border:1px solid var(--border);background:var(--card);border-radius:var(--radius-md);min-height:44px;transition:border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);padding:13px 14px;font-size:14px}.prompt:before{content:"› ";color:var(--primary-ink);font-family:var(--mono)}.prompt:hover{border-color:var(--primary)}.said{border-left:2px solid var(--border-strong);background:0 0;border-radius:0;margin:14px 0;padding:2px 0 2px 12px;font-size:14px}.said span{font-family:var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted-fg);margin-bottom:4px;font-size:10.5px;display:block}.kv{border-top:1px solid var(--border);justify-content:space-between;align-items:baseline;gap:16px;padding:11px 0;font-size:14px;display:flex}.kv>span:first-child{font-family:var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted-fg);font-size:11px}.kv b{font-family:var(--mono);font-variant-numeric:tabular-nums;text-align:right;font-weight:500}.pill{font-family:var(--mono);letter-spacing:.12em;text-transform:uppercase;border-radius:var(--radius-sm);border:1px solid var(--border-strong);color:var(--muted-fg);white-space:nowrap;background:0 0;align-items:center;gap:6px;padding:4px 8px;font-size:10.5px;font-weight:550;display:inline-flex}.pill.ok{color:var(--ok);border-color:color-mix(in srgb, var(--ok) 55%, transparent);background:var(--ok-soft)}.pill.warn{color:var(--danger);border-color:color-mix(in srgb, var(--danger) 55%, transparent);background:var(--danger-soft)}.pill.info{color:var(--primary-ink);border-color:color-mix(in srgb, var(--primary) 60%, transparent);background:var(--primary-soft)}.dock{background:linear-gradient(transparent, var(--background) 30%);padding-top:12px;position:sticky;bottom:0}.composer{align-items:flex-end;gap:6px;display:flex}.composer .field{border-radius:var(--radius-md);flex:1;min-height:48px}.icon-btn{border:1px solid var(--border);border-radius:var(--radius-md);background:var(--card);width:48px;height:48px;color:var(--foreground);transition:background-color var(--dur) var(--ease), border-color var(--dur) var(--ease), transform var(--dur-fast) var(--ease);flex:0 0 48px;place-items:center;display:grid}.icon-btn:hover:not(:disabled){border-color:var(--border-strong)}.icon-btn.primary{background:var(--primary);color:var(--primary-fg);border-color:#0000}.icon-btn.live{background:var(--primary);color:var(--primary-fg);animation:pulse 1.6s var(--ease) infinite;border-color:#0000}.tabs{border-top:1px solid var(--border);background:color-mix(in srgb, var(--background) 92%, transparent);-webkit-backdrop-filter:blur(12px);padding:0 4px env(safe-area-inset-bottom);grid-template-columns:repeat(4,1fr);display:grid}.tabs button{color:var(--faint);font-family:var(--mono);letter-spacing:.12em;text-transform:uppercase;min-height:60px;transition:color var(--dur) var(--ease);background:0 0;border:0;flex-direction:column;justify-content:center;align-items:center;gap:6px;font-size:10.5px;font-weight:550;display:flex;position:relative}.tabs button:before{content:"";height:2px;transition:background-color var(--dur) var(--ease);background:0 0;position:absolute;top:-1px;left:22%;right:22%}.tabs button.on{color:var(--foreground)}.tabs button.on:before{background:var(--primary)}.tabs button.on svg{color:var(--primary-ink)}.tabs svg{width:18px;height:18px}@media (width>=900px){.topbar{display:none}.rail{border-right:1px solid var(--border);background:0 0;flex-direction:column;align-items:stretch;gap:4px;min-height:100dvh;padding:28px 16px;display:flex;position:sticky;inset:0 auto auto}.rail .brand,.rail-foot{display:flex}.rail .brand{padding:4px 12px 28px}.tabs{-webkit-backdrop-filter:none;backdrop-filter:none;background:0 0;border:0;flex-direction:column;gap:2px;padding:0;display:flex}.tabs button{border-radius:var(--radius-md);flex-direction:row;justify-content:flex-start;gap:12px;min-height:44px;padding:0 12px}.tabs button:before{width:2px;height:auto;inset:10px auto 10px 0}.tabs button.on{background:var(--muted)}.rail-foot{flex-direction:column;align-items:stretch;gap:8px;margin-top:auto;padding:12px}}.list{flex-direction:column;gap:0;display:flex}.list>*+*{margin-top:-1px}.item{background:var(--card);border:1px solid var(--border);text-align:left;width:100%;min-height:64px;animation:rise var(--dur) var(--ease) both;border-radius:0;align-items:center;gap:12px;padding:14px 16px;display:flex}.list>.item:first-child{border-radius:var(--radius-lg) var(--radius-lg) 0 0}.list>.item:last-child{border-radius:0 0 var(--radius-lg) var(--radius-lg)}.list>.item:only-child{border-radius:var(--radius-lg)}.item{flex-wrap:wrap;row-gap:10px}.item>.grow:first-child{flex:100%}.item>.grow:first-child~.pill{margin-right:auto}.item>.grow:first-child~.row{flex-wrap:wrap;gap:8px}@media (width>=720px){.item>.grow:first-child{flex:1 1 0}.item>.grow:first-child~.pill{margin-right:0}}.avatar{border-radius:var(--radius-md);background:var(--muted);width:36px;height:36px;font-family:var(--mono);text-transform:uppercase;flex:0 0 36px;place-items:center;font-size:12px;font-weight:600;display:grid}.amt-bar{background:var(--muted);border-radius:0;height:3px;margin-top:10px;overflow:hidden}.amt-bar>span{background:var(--primary);transform-origin:0;height:100%;animation:grow-x var(--dur-slow) var(--ease) both;display:block}.empty{text-align:center;color:var(--muted-fg);border:1px dashed var(--border-strong);border-radius:var(--radius-lg);background:0 0;padding:40px 20px}.empty strong{color:var(--foreground);margin-bottom:6px;font-weight:600;display:block}.skel{background:var(--muted);border-radius:var(--radius-md);position:relative;overflow:hidden}.skel:after{content:"";animation:shimmer 1.2s var(--ease) infinite;background:linear-gradient(90deg,#0000,#ffffff59,#0000);position:absolute;inset:0}.dark .skel:after{background:linear-gradient(90deg,#0000,#ffffff0d,#0000)}.toast{z-index:40;border-radius:var(--radius-md);border:1px solid var(--border-strong);border-left:3px solid var(--primary);background:var(--card);max-width:min(420px,100% - 32px);box-shadow:var(--shadow);animation:rise var(--dur) var(--ease) both;padding:12px 16px 12px 14px;font-size:14px;position:fixed;bottom:84px;left:50%;transform:translate(-50%)}.toast.error{border-left-color:var(--danger)}@media (width>=900px){.toast{bottom:32px;left:auto;right:32px;transform:none}}.banner{border-radius:var(--radius-md);border:1px solid var(--border);border-left:3px solid var(--primary);background:var(--card);color:var(--muted-fg);padding:12px 14px;font-size:14px}.banner.error{color:var(--danger);border-left-color:var(--danger);background:var(--danger-soft)}.check{align-items:flex-start;gap:10px;font-size:14px;display:flex}.check input{width:18px;height:18px;accent-color:var(--primary);margin-top:2px}.steps{gap:4px;margin:14px 0 6px;display:flex}.steps span{background:var(--muted);border-radius:0;flex:1;height:3px}.steps span.on{background:var(--primary)}.steps span.hot{background:var(--ok)}.steps span.bad{background:var(--danger)}.chip{font-family:var(--mono);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--muted-fg);white-space:nowrap;align-items:center;gap:6px;padding:5px 8px;font-size:11.5px;font-weight:500;display:inline-flex}.chip.nim{font-variant-numeric:tabular-nums;color:var(--foreground);border-color:var(--border-strong)}.chip.nim:before{content:"";background:var(--primary);border-radius:50%;width:6px;height:6px}.chip.nim b{font-weight:600}.rail-bal{border:1px solid var(--border);border-top:2px solid var(--primary);border-radius:var(--radius-md);background:var(--card);gap:4px;padding:14px;display:grid}.rail-bal .figure{font-family:var(--mono);letter-spacing:-.04em;font-variant-numeric:tabular-nums;font-size:22px;font-weight:500;line-height:1.1}.rail-bal .figure span{letter-spacing:.1em;color:var(--muted-fg);margin-left:4px;font-size:11px;font-weight:500}.public{place-items:center;min-height:100dvh;padding:24px 16px;display:grid}.public section{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);width:min(100%,440px);box-shadow:var(--shadow);flex-direction:column;gap:16px;padding:32px 24px;display:flex;position:relative}.public section:before{content:"";border-radius:var(--radius-lg) var(--radius-lg) 0 0;background:var(--primary);height:3px;position:absolute;inset:-1px -1px auto}.public section.invoice-sheet{width:min(100%,560px)}.public h1{letter-spacing:-.045em;margin:0;font-size:40px;font-weight:500;line-height:1.02}.public .invoice-sheet h1{font-family:var(--mono);letter-spacing:-.04em;font-size:30px}.stats{border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--card);grid-template-columns:1fr 1fr;gap:0;display:grid;overflow:hidden}@media (width>=900px){.stats{grid-template-columns:repeat(4,1fr)}}.stat{box-shadow:inset -1px -1px 0 var(--border);background:0 0;border:0;border-radius:0;padding:16px}.stat .label{margin-bottom:10px}.stat .figure{font-family:var(--mono);letter-spacing:-.04em;font-variant-numeric:tabular-nums;font-size:24px;font-weight:500;line-height:1.1}.stat .figure span{letter-spacing:.1em;color:var(--muted-fg);margin-left:2px;font-size:11px;font-weight:500}.stat.warn .figure{color:var(--danger)}.fold-body>.stats:only-child{background:0 0;border:0;border-radius:0;margin:-16px}.timer-face{font-family:var(--mono);letter-spacing:-.05em;font-variant-numeric:tabular-nums;color:var(--foreground);font-size:44px;font-weight:500;line-height:1}.line-grid{grid-template-columns:1fr 72px 88px 44px;align-items:end;gap:8px;display:grid}.line-grid .span-2{grid-column:span 2}@media (width<=599px){.line-grid{grid-template-columns:1fr 1fr}.line-grid .icon-btn{justify-self:start}}.inv-table{border-collapse:collapse;width:100%;font-size:14px}.inv-table th{text-align:left;font-family:var(--mono);color:var(--muted-fg);letter-spacing:.12em;text-transform:uppercase;border-bottom:1px solid var(--border-strong);padding:8px 0;font-size:10.5px;font-weight:500}.inv-table td{border-bottom:1px solid var(--border);vertical-align:top;padding:12px 0}.inv-table .num{text-align:right;font-family:var(--mono);font-variant-numeric:tabular-nums}.stamp{border:2px solid var(--ok);color:var(--ok);font-family:var(--mono);letter-spacing:.18em;text-transform:uppercase;border-radius:var(--radius-sm);background:var(--ok-soft);justify-content:center;align-items:center;min-height:44px;padding:6px 14px;font-size:15px;font-weight:700;display:inline-flex;transform:rotate(-6deg)}a.item{color:inherit;text-decoration:none}.fold{border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--card);overflow:hidden}.fold-head{width:100%;min-height:52px;font-family:var(--mono);letter-spacing:.12em;text-transform:uppercase;text-align:left;color:var(--foreground);transition:background-color var(--dur) var(--ease);background:0 0;border:0;align-items:center;gap:10px;padding:12px 16px;font-size:11.5px;font-weight:550;display:flex}.fold-head:hover{background:var(--muted)}.fold-count{font-family:var(--mono);letter-spacing:0;color:var(--primary-ink);border:1px solid color-mix(in srgb, var(--primary) 45%, transparent);border-radius:var(--radius-sm);padding:1px 6px;font-size:11px;font-weight:500}.fold-chevron{color:var(--muted-fg);transition:transform var(--dur) var(--ease)}.fold-chevron.open{transform:rotate(180deg)}.fold-body{border-top:1px solid var(--border);flex-direction:column;gap:16px;padding:16px;display:flex}.attach-preview{border:1px solid var(--border);border-radius:var(--radius-md);background:var(--card);align-items:center;gap:10px;padding:8px 12px;display:flex}.attach-preview img{object-fit:cover;border-radius:var(--radius-sm);width:44px;height:44px}.thumb{object-fit:cover;border-radius:var(--radius-sm);border:1px solid var(--border);width:56px;height:56px}.dots{gap:6px;display:flex}.dots i{background:var(--primary);width:6px;height:6px;animation:blink 1.2s var(--ease) infinite;border-radius:1px}.dots i:nth-child(2){animation-delay:.15s}.dots i:nth-child(3){animation-delay:.3s}svg[role=img][aria-label*=QR],.qr{border-radius:var(--radius-md);background:#fff;padding:12px}@keyframes rise{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}@keyframes bar-in{0%{transform:scaleY(0)}to{transform:scaleY(1)}}@keyframes grow-x{0%{transform:scaleX(0)}to{transform:scaleX(1)}}@keyframes shimmer{0%{transform:translate(-100%)}to{transform:translate(100%)}}@keyframes pulse{0%,to{box-shadow:0 0 #e9b21373}50%{box-shadow:0 0 0 8px #0000}}@keyframes blink{0%,80%,to{opacity:.25}40%{opacity:1}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition:none!important;animation:none!important}}
