:root{--bg:#EBF0F7;--card:#fff;--ink:#14213D;--mute:#5C6B85;--line:#D9E0EC;--ac:#2F54EB;--acT:#fff;--ok:#0E9F6E;--warn:#C77700;--bad:#D6336C;--navH:64px}
@media (prefers-color-scheme:dark){:root{--bg:#0B1220;--card:#131C2E;--ink:#E8EDF7;--mute:#93A1BC;--line:#243049;--ac:#6C8CFF;--acT:#0B1220;--ok:#34D399;--warn:#F5B642;--bad:#FF7AA8}}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;min-height:100%}
body{background:var(--bg);color:var(--ink);font-family:Vazirmatn,Tahoma,sans-serif;font-size:15px;line-height:1.7;padding-top:env(safe-area-inset-top,0px)}
#app{max-width:520px;margin:0 auto;min-height:100vh;padding:14px 14px calc(var(--navH) + env(safe-area-inset-bottom,0px) + 20px)}
h1{font-size:22px;font-weight:800;margin:6px 0 2px}h2{font-size:16px;font-weight:800;margin:18px 0 8px}
.sub{color:var(--mute);font-size:13px;margin:0 0 12px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px;margin-bottom:10px}
.plan{display:flex;justify-content:space-between;align-items:center;cursor:pointer;border-width:2px}
.plan.sel{border-color:var(--ac)}
.price{font-weight:800;font-size:17px}.price small{font-weight:400;color:var(--mute);font-size:12px}
.chips{display:flex;gap:8px;overflow-x:auto;padding-bottom:6px}
.chip{flex:none;border:1.5px solid var(--line);background:var(--card);color:var(--ink);padding:8px 14px;border-radius:999px;font:inherit;font-size:13px;cursor:pointer}
.chip.sel{border-color:var(--ac);background:var(--ac);color:var(--acT)}
.btn{display:block;width:100%;border:0;background:var(--ac);color:var(--acT);font:inherit;font-weight:800;padding:13px;border-radius:12px;cursor:pointer;font-size:15px}
.btn:disabled{opacity:.6}
.btn.alt{background:transparent;color:var(--ink);border:1.5px solid var(--line)}
.btn.sm{display:inline-block;width:auto;padding:7px 14px;font-size:13px;border-radius:9px}
.btn.ok{background:var(--ok);color:#fff}.btn.bad{background:var(--bad);color:#fff}
input,textarea,select{width:100%;font:inherit;color:var(--ink);background:var(--bg);border:1.5px solid var(--line);border-radius:10px;padding:11px 12px;margin:4px 0 10px;direction:ltr;text-align:right}
textarea{resize:vertical}
input:focus,textarea:focus,button:focus-visible{outline:2px solid var(--ac);outline-offset:2px}
label{font-size:13px;color:var(--mute)}
.badge{font-size:12px;padding:2px 10px;border-radius:999px;font-weight:600;white-space:nowrap}
.b-pending,.b-processing{background:color-mix(in srgb,var(--warn) 18%,transparent);color:var(--warn)}
.b-approved{background:color-mix(in srgb,var(--ok) 18%,transparent);color:var(--ok)}
.b-rejected{background:color-mix(in srgb,var(--bad) 18%,transparent);color:var(--bad)}
.row{display:flex;justify-content:space-between;align-items:center;gap:8px}
.bar{height:8px;background:var(--line);border-radius:9px;overflow:hidden;margin:8px 0 4px}
.bar i{display:block;height:100%;background:var(--ac);border-radius:9px}
.cfg{direction:ltr;text-align:left;font-family:ui-monospace,monospace;font-size:11px;word-break:break-all;background:var(--bg);border-radius:9px;padding:9px;margin:8px 0}
nav{position:fixed;bottom:0;left:0;right:0;background:var(--card);border-top:1px solid var(--line);display:flex;justify-content:center;padding-bottom:env(safe-area-inset-bottom,0px);z-index:5}
nav.hide{display:none}
nav .in{display:flex;width:100%;max-width:520px}
nav button{flex:1;border:0;background:none;color:var(--mute);font:inherit;font-size:11px;height:var(--navH);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;cursor:pointer;position:relative}
nav button svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
nav button.on{color:var(--ac);font-weight:800}
nav .dot{position:absolute;top:10px;right:calc(50% - 16px);background:var(--bad);color:#fff;border-radius:99px;font-size:10px;min-width:16px;height:16px;line-height:16px;text-align:center;padding:0 3px}
.chat{display:flex;flex-direction:column;gap:8px;min-height:240px;max-height:55vh;overflow-y:auto;padding:4px}
.msg{max-width:80%;padding:8px 12px;border-radius:14px;font-size:14px;white-space:pre-wrap;word-break:break-word}
.msg.me{align-self:flex-start;background:var(--ac);color:var(--acT);border-bottom-right-radius:4px}
.msg.them{align-self:flex-end;background:var(--card);border:1px solid var(--line);border-bottom-left-radius:4px}
.msg small{display:block;font-size:10px;opacity:.7}
.send{display:flex;gap:8px;align-items:flex-start;margin-top:10px}.send input{margin:0}.send .btn{width:auto;padding:11px 18px}
details{border:1px solid var(--line);background:var(--card);border-radius:12px;padding:10px 14px;margin-bottom:8px}
summary{font-weight:600;cursor:pointer}details ol{margin:8px 0 2px;padding-right:20px;color:var(--mute);font-size:14px}
.sheet{position:fixed;inset:0;background:rgba(5,10,20,.55);z-index:10;display:flex;align-items:flex-end;justify-content:center}
.sheet>div{background:var(--bg);width:100%;max-width:520px;border-radius:20px 20px 0 0;padding:18px 16px calc(18px + env(safe-area-inset-bottom,0px));max-height:90%;overflow-y:auto}
.toast{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(var(--navH) + 20px + env(safe-area-inset-bottom,0px));background:var(--ink);color:var(--bg);padding:10px 18px;border-radius:12px;font-size:14px;z-index:20;max-width:90%;text-align:center}
.card-no{direction:ltr;font-weight:800;font-size:18px;letter-spacing:1px;text-align:center;background:var(--card);border:1px dashed var(--ac);border-radius:10px;padding:10px;margin:8px 0}
.empty{text-align:center;color:var(--mute);padding:30px 10px}
.note{font-size:12px;color:var(--mute);background:color-mix(in srgb,var(--warn) 12%,transparent);border-radius:10px;padding:8px 10px}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:10px}.grid .card{margin:0}
.stat b{display:block;font-size:18px}.stat small{font-size:11px;font-weight:400;color:var(--mute)}
.auth{margin-top:8vh}.auth h1{text-align:center;font-size:26px}
.link{background:none;border:0;color:var(--ac);font:inherit;cursor:pointer;padding:6px;width:100%;margin-top:8px}
.two{display:flex;gap:8px}.two>*{flex:1}
.mini{font-size:12px;color:var(--mute);margin:2px 0}

.amt{font-size:28px;font-weight:800;color:var(--ac);letter-spacing:.5px;margin:2px 0 8px}