:root{
  --navy:#0B2545;--blue:#2563C9;--blue-2:#3B7BD8;--blue-dark:#1D4FA3;--blue-soft:#EEF4FD;
  --orange:#F07A2A;--ink:#14213A;--muted:#5B6B80;--line:#E4E9F0;--bg:#F5F8FC;--green:#0F8A5F;--red:#C2410C;
  --shadow:0 2px 6px rgba(11,37,69,.05),0 18px 40px -18px rgba(11,37,69,.25);
  --font:"Inter Variable","Vazirmatn Variable",system-ui,-apple-system,"Segoe UI",Roboto,"Noto Sans","Noto Sans Ethiopic","Noto Sans Devanagari","PingFang SC",sans-serif;
  --tabh:64px;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{height:100%}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased;overscroll-behavior-y:none}
[dir=rtl] body{line-height:1.75}
button,input,select{font:inherit;color:inherit}
h1,h2,h3{color:var(--navy);margin:0 0 .4em;line-height:1.2;letter-spacing:-.015em}
[dir=rtl] h1,[dir=rtl] h2,[dir=rtl] h3{letter-spacing:0;line-height:1.4}
h1{font-size:1.6rem;font-weight:800}
h2{font-size:1.25rem;font-weight:750}
p{margin:0 0 .8em}
.muted{color:var(--muted)}
.ltr{direction:ltr;unicode-bidi:isolate}

.demo-bar{position:sticky;top:0;z-index:50;background:#FFF4EA;color:#8A3A0B;border-bottom:1px solid #F6D3B7;font-size:.72rem;line-height:1.35;font-weight:600;padding:6px 14px;padding-top:max(7px,env(safe-area-inset-top));text-align:center}

/* layout */
.app{max-width:520px;margin:0 auto;min-height:calc(100% - 34px);display:flex;flex-direction:column;background:var(--bg)}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 16px;background:#fff;border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:6px;direction:ltr}
.brand img.i{height:32px}
.brand img.t{height:17px;margin-top:4px}
.view{flex:1;padding:16px 16px calc(var(--tabh) + 24px + env(safe-area-inset-bottom))}
.view.flush{padding:0 0 calc(var(--tabh) + env(safe-area-inset-bottom))}

/* tabs */
.tabs{position:fixed;bottom:0;left:0;right:0;z-index:40;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom)}
.tabs-in{max-width:520px;margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr);height:var(--tabh)}
.tab{border:0;background:none;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;font-size:.72rem;font-weight:600;color:var(--muted);cursor:pointer;padding:0 4px;text-align:center;line-height:1.2}
.tab svg{width:23px;height:23px}
.tab[aria-current=page]{color:var(--blue)}

/* cards & forms */
.card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;box-shadow:0 1px 2px rgba(11,37,69,.04);margin-bottom:14px}
.field{display:block;margin-bottom:14px}
.field>span{display:block;font-size:.85rem;font-weight:600;color:var(--muted);margin-bottom:6px}
.input,select.input{width:100%;height:52px;border:1px solid var(--line);border-radius:14px;padding:0 14px;background:#fff;font-size:1rem}
.input:focus{outline:3px solid rgba(59,123,216,.35);border-color:var(--blue)}
.input.plate-in{font-weight:800;letter-spacing:.08em;text-transform:uppercase;direction:ltr;text-align:start}
[dir=rtl] .input.plate-in{text-align:right}
.err{color:var(--red);font-size:.85rem;margin-top:6px;display:none}
.err.show{display:block}

.btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;height:54px;border:0;border-radius:16px;background:linear-gradient(180deg,var(--blue-2),var(--blue));color:#fff;font-weight:750;font-size:1.02rem;cursor:pointer;box-shadow:0 10px 22px -12px rgba(37,99,201,.8);text-decoration:none}
.btn:active{transform:scale(.99)}
.btn.ghost{background:#fff;color:var(--navy);border:1px solid var(--line);box-shadow:none}
.btn.danger{background:#fff;color:var(--red);border:1px solid #F3C9B5;box-shadow:none}
.btn.stop{background:linear-gradient(180deg,#E8603C,#C2410C);box-shadow:0 10px 22px -12px rgba(194,65,12,.8)}
.btn.sm{height:42px;font-size:.92rem;border-radius:12px;width:auto;padding:0 16px}
.btn[disabled]{opacity:.5}
.row{display:flex;gap:10px}
.row>*{flex:1}

.seg{display:flex;background:var(--bg);border:1px solid var(--line);border-radius:14px;padding:4px;gap:4px}
.seg button{flex:1;border:0;background:none;border-radius:10px;height:42px;font-weight:650;color:var(--muted);cursor:pointer}
.seg button[aria-pressed=true]{background:#fff;color:var(--navy);box-shadow:0 1px 4px rgba(11,37,69,.12)}

/* onboarding */
.onb{max-width:520px;margin:0 auto;padding:28px 20px 40px}
.onb .logo{display:flex;justify-content:center;margin:10px 0 22px}
.onb .logo img{width:200px;height:auto}
.steps{display:flex;gap:6px;justify-content:center;margin-bottom:22px}
.steps i{width:28px;height:5px;border-radius:5px;background:var(--line)}
.steps i.on{background:var(--blue)}
.langs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin:14px 0 20px}
.langs button{min-height:48px;border:1px solid var(--line);border-radius:12px;background:#fff;cursor:pointer;font-weight:550;padding:6px 8px;overflow-wrap:anywhere;line-height:1.3}
.langs button.first{grid-column:1/-1}
.langs button[aria-pressed=true]{border-color:var(--blue);background:var(--blue-soft);color:var(--blue);font-weight:700}

/* map */
.map-wrap{position:relative;z-index:0;isolation:isolate;height:42vh;min-height:260px;max-height:420px}
#map{position:absolute;inset:0;background:#E9EEF5}
.leaflet-container{font-family:var(--font)}
.loc-pill{position:absolute;top:12px;left:12px;right:12px;z-index:500;background:#fff;border-radius:12px;padding:9px 12px;font-size:.85rem;font-weight:600;box-shadow:var(--shadow);text-align:center}
.sheet{position:relative;margin-top:-22px;z-index:1;background:var(--bg);border-radius:22px 22px 0 0;padding:16px}
.zone-card{display:flex;align-items:center;gap:14px}
.zone-badge{flex:none;width:52px;height:52px;border-radius:14px;background:linear-gradient(145deg,var(--blue-2),var(--blue-dark));color:#fff;display:grid;place-items:center;font-weight:850;font-size:1.4rem}
.zone-info{flex:1;min-width:0}
.zone-info b{display:block;color:var(--navy);font-size:1.05rem}
.zone-info small{color:var(--muted)}
.link{border:0;background:none;color:var(--blue);font-weight:650;cursor:pointer;padding:6px 0}
.plate{display:inline-flex;align-items:stretch;border-radius:6px;overflow:hidden;font-weight:800;letter-spacing:.06em;box-shadow:0 0 0 1px rgba(0,0,0,.18);direction:ltr;vertical-align:middle}
.plate i{background:#1F3FA8;color:#FFD23F;font-style:normal;font-size:.55rem;padding:3px 4px;display:flex;align-items:flex-end}
.plate span{background:#F7C600;color:#111;padding:3px 9px;white-space:nowrap}

/* active session */
.active{background:linear-gradient(160deg,#0F2F57,#0B2545);color:#fff;border:0}
.active h2{color:#fff}
.active .muted{color:#C5D3E8}
.timer{font-size:3.2rem;font-weight:850;text-align:center;font-variant-numeric:tabular-nums;letter-spacing:-.02em;margin:6px 0;direction:ltr}
.cost-rows{background:rgba(255,255,255,.07);border-radius:14px;padding:10px 14px;margin:12px 0}
.cost-rows div{display:flex;justify-content:space-between;padding:4px 0;font-size:.95rem}
.cost-rows div b{direction:ltr;unicode-bidi:isolate}
.cost-rows .tot{border-top:1px solid rgba(255,255,255,.15);margin-top:4px;padding-top:8px;font-weight:800}
.pulse{display:inline-block;width:9px;height:9px;border-radius:50%;background:#4ADE80;box-shadow:0 0 0 4px rgba(74,222,128,.25);margin-inline-end:8px}

/* lists */
.list{list-style:none;margin:0;padding:0}
.list li{display:flex;align-items:center;gap:12px;padding:14px 0;border-bottom:1px solid var(--line)}
.list li:last-child{border-bottom:0}
.list .grow{flex:1;min-width:0}
.list .amt{font-weight:800;color:var(--navy);direction:ltr;unicode-bidi:isolate;white-space:nowrap}
.list small{color:var(--muted);display:block}
.tag{display:inline-block;font-size:.7rem;font-weight:700;padding:2px 8px;border-radius:999px;background:var(--blue-soft);color:var(--blue);margin-inline-start:6px}
.tag.biz{background:#FFF4EA;color:#8A3A0B}
.sum{display:flex;justify-content:space-between;align-items:flex-end;gap:10px}
.sum .big{font-size:2rem;font-weight:850;color:var(--navy);direction:ltr;unicode-bidi:isolate}
.empty{text-align:center;color:var(--muted);padding:30px 10px}
.icon-btn{border:0;background:var(--bg);border-radius:10px;width:40px;height:40px;display:grid;place-items:center;cursor:pointer;color:var(--muted)}
.icon-btn svg{width:20px;height:20px}

/* sheet modal */
.modal{position:fixed;inset:0;z-index:100;background:rgba(11,37,69,.45);display:flex;align-items:flex-end;justify-content:center}
.modal .panel{background:#fff;width:100%;max-width:520px;border-radius:22px 22px 0 0;padding:20px 18px calc(20px + env(safe-area-inset-bottom));max-height:88vh;overflow:auto}

.toast{position:fixed;left:50%;bottom:calc(var(--tabh) + 18px + env(safe-area-inset-bottom));transform:translateX(-50%) translateY(20px);background:var(--navy);color:#fff;padding:11px 18px;border-radius:12px;font-weight:600;font-size:.92rem;opacity:0;pointer-events:none;transition:.25s;z-index:200;max-width:90%;text-align:center}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

@media (min-width:560px){
  .app{border-left:1px solid var(--line);border-right:1px solid var(--line)}
}