/* فاکتور نوا — mobile-first. Centered phone column, bottom tab nav, sticky save bar, full-screen preview sheet. Warm Nova palette. Light + dark. RTL. */
@font-face{font-family:'Vazirmatn';src:url('vendor/Vazirmatn-Regular.woff2') format('woff2');font-weight:400;font-display:swap}
@font-face{font-family:'Vazirmatn';src:url('vendor/Vazirmatn-Medium.woff2') format('woff2');font-weight:500;font-display:swap}
@font-face{font-family:'Vazirmatn';src:url('vendor/Vazirmatn-Bold.woff2') format('woff2');font-weight:700;font-display:swap}

:root{
  --bg:#eef1f6; --surface:#ffffff; --surface-2:#f6f8fb; --surface-3:#eceff5;
  --fg:#111a27; --muted:#5f6c7e; --faint:#94a0b1; --line:#e4e8ef;
  --primary:#8a5a16; --primary-ink:#ffffff; --accent:#b67a24; --accent-soft:#f6ecdb;
  --navy:#1e3a5f; --success:#0a7d4d; --success-soft:#e3f3ea; --danger:#c62f2f; --danger-soft:#fbe6e6;
  --ring:#b67a24;
  --nav-h:62px; --ab-h:76px;
  --r1:10px; --r2:14px; --r3:18px;
  --sh1:0 1px 2px rgba(20,16,10,.06); --sh2:0 4px 16px rgba(20,16,10,.10); --sh3:0 -4px 20px rgba(20,16,10,.10);
  --z-top:20; --z-ab:30; --z-nav:31; --z-sheet:40; --z-over:50;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#0b0f15; --surface:#141c26; --surface-2:#10171f; --surface-3:#1b2430;
  --fg:#e8eef6; --muted:#9aa7ba; --faint:#64728699; --line:#263241;
  --primary:#d8a24e; --primary-ink:#1a130a; --accent:#d8a24e; --accent-soft:#2a2113;
  --navy:#6f93c0; --success:#38c08a; --success-soft:#13271e; --danger:#ef6a6a; --danger-soft:#2c1517;
  --ring:#d8a24e; color-scheme:dark;
}}
:root[data-theme="dark"]{
  --bg:#0b0f15; --surface:#141c26; --surface-2:#10171f; --surface-3:#1b2430;
  --fg:#e8eef6; --muted:#9aa7ba; --faint:#647286; --line:#263241;
  --primary:#d8a24e; --primary-ink:#1a130a; --accent:#d8a24e; --accent-soft:#2a2113;
  --navy:#6f93c0; --success:#38c08a; --success-soft:#13271e; --danger:#ef6a6a; --danger-soft:#2c1517;
  --ring:#d8a24e; color-scheme:dark;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:'Vazirmatn',Tahoma,system-ui,sans-serif;background:var(--bg);color:var(--fg);
  font-size:15px;line-height:1.6;-webkit-text-size-adjust:100%;
  padding-bottom:calc(var(--nav-h) + env(safe-area-inset-bottom,0px));
}
[hidden]{display:none!important}
.ic{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex:none}
.ic.big{width:46px;height:46px;stroke-width:1.5}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--ring);outline-offset:2px;border-radius:8px}
@media (prefers-reduced-motion:reduce){*{animation-duration:.001ms!important;transition-duration:.001ms!important}}

/* ---- top bar ---- */
.topbar{
  position:sticky;top:0;z-index:var(--z-top);background:var(--surface);border-bottom:1px solid var(--line);
  display:flex;align-items:center;gap:10px;
  padding:9px max(16px,env(safe-area-inset-right,0px)) 9px max(16px,env(safe-area-inset-left,0px));
}
.brand{display:flex;align-items:center;gap:10px;margin-inline-end:auto;min-width:0}
.brand .logo{width:40px;height:40px;border-radius:11px;flex:none;overflow:hidden;display:grid;place-items:center;background:#faf4e8}
.brand .logo img{width:100%;height:100%;object-fit:contain;display:block}
.brand-txt b{font-size:16px;font-weight:700;white-space:nowrap}
.link-btn{display:inline-flex;align-items:center;gap:5px;border:0;background:transparent;color:var(--primary);font-weight:700;font-size:14px;cursor:pointer;padding:8px}
.link-btn .ic{width:16px;height:16px}

/* ---- shell ---- */
.shell{max-width:560px;margin:0 auto;padding:16px max(16px,env(safe-area-inset-right,0px)) 0 max(16px,env(safe-area-inset-left,0px))}
.editor-spacer{height:calc(var(--ab-h) + 8px)}
.view{display:flex;flex-direction:column;gap:14px}

/* ---- doc meta (auto number + date) ---- */
.docmeta{display:flex;align-items:stretch;background:var(--surface);border:1px solid var(--line);border-radius:var(--r2);box-shadow:var(--sh1);overflow:hidden}
.dm-cell{flex:1;display:flex;flex-direction:column;gap:4px;padding:12px 14px;min-width:0}
.dm-sep{width:1px;background:var(--line)}
.dm-k{display:flex;align-items:center;gap:6px;font-size:11.5px;color:var(--muted);font-weight:600}
.dm-k .ic{width:14px;height:14px;color:var(--accent)}
.dm-v{font-size:17px;font-weight:700;font-variant-numeric:tabular-nums;direction:ltr;text-align:right}
.dm-date{cursor:text}
.dm-input{border:0;background:transparent;font:inherit;font-size:17px;font-weight:700;color:var(--fg);padding:0;width:100%;direction:ltr;text-align:right;font-variant-numeric:tabular-nums}
.dm-input:focus{outline:none}

/* ---- cards / form ---- */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r2);box-shadow:var(--sh1);overflow:hidden}
.card>h2{margin:0;font-size:12px;font-weight:700;letter-spacing:.03em;color:var(--accent);text-transform:uppercase;padding:14px 15px 0}
.card-body{padding:13px 15px 15px;display:flex;flex-direction:column;gap:13px}
.field{display:flex;flex-direction:column;gap:6px;min-width:0}
label{font-size:12.5px;font-weight:600;color:var(--muted)}
input,textarea,select{width:100%;font:inherit;font-size:16px;color:var(--fg);background:var(--surface-2);border:1px solid var(--line);border-radius:11px;padding:12px 13px;transition:border-color .15s,box-shadow .15s}
input:focus,textarea:focus{outline:none;border-color:var(--ring);box-shadow:0 0 0 3px color-mix(in srgb,var(--ring) 20%,transparent)}
input.num{direction:ltr;text-align:right;font-variant-numeric:tabular-nums;letter-spacing:.02em}

/* ---- items ---- */
.items{display:flex;flex-direction:column;gap:12px}
.item{border:1px solid var(--line);border-radius:13px;padding:12px;background:var(--surface-2);display:flex;flex-direction:column;gap:11px}
.item .top{display:flex;align-items:center;gap:10px}
.item .idx{width:28px;height:28px;border-radius:8px;background:var(--accent-soft);color:var(--accent);font-weight:700;font-size:13px;display:grid;place-items:center;flex:none;font-variant-numeric:tabular-nums}
.item .lbl{font-size:12px;font-weight:600;color:var(--muted);flex:1}
.item .rm{width:34px;height:34px;border:1px solid var(--line);background:var(--surface);color:var(--danger);border-radius:9px;cursor:pointer;display:grid;place-items:center}
.item .rm .ic{width:16px;height:16px}
.item .qp{display:grid;grid-template-columns:90px 1fr;gap:10px}
.item .line{display:flex;justify-content:space-between;align-items:center;border-top:1px dashed var(--line);padding-top:10px;font-size:12px;color:var(--muted)}
.item .line b{color:var(--fg);font-size:15px;font-variant-numeric:tabular-nums}
.addrow{display:flex;align-items:center;justify-content:center;gap:7px;width:100%;border:1.5px dashed color-mix(in srgb,var(--accent) 55%,var(--line));background:transparent;color:var(--accent);font-weight:700;font-size:14.5px;border-radius:12px;padding:13px;cursor:pointer}
.addrow:active{background:var(--accent-soft)}

/* ---- buttons ---- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:1px solid var(--line);background:var(--surface);color:var(--fg);font-weight:700;font-size:15px;padding:12px 16px;border-radius:12px;cursor:pointer;transition:background .18s,transform .05s;min-height:46px}
.btn .ic{width:18px;height:18px}
.btn:active{transform:translateY(1px)}
.btn.primary{background:var(--primary);border-color:var(--primary);color:var(--primary-ink)}
.btn.ghost{background:var(--surface-2)}
.btn.danger{background:var(--danger);border-color:var(--danger);color:#fff}
.btn.block{width:100%}
.btn:disabled{opacity:.55}

/* ---- action bar (editor) ---- */
.actionbar{
  position:fixed;left:0;right:0;bottom:calc(var(--nav-h) + env(safe-area-inset-bottom,0px));z-index:var(--z-ab);
  background:var(--surface);border-top:1px solid var(--line);box-shadow:var(--sh3);
  display:flex;align-items:center;gap:12px;
  padding:10px max(16px,env(safe-area-inset-right,0px)) 10px max(16px,env(safe-area-inset-left,0px));
}
.actionbar .ab-total{display:flex;flex-direction:column;line-height:1.3;min-width:0;flex:none}
.actionbar .ab-total span{font-size:11px;color:var(--muted);font-weight:600}
.actionbar .ab-total b{font-size:16px;font-variant-numeric:tabular-nums;white-space:nowrap}
.actionbar .ab-btns{display:flex;gap:9px;margin-inline-start:auto}
.actionbar .btn{padding:11px 14px;min-height:44px}
.actionbar .btn.ghost span{display:none}
@media (min-width:380px){.actionbar .btn.ghost span{display:inline}}

/* ---- bottom nav ---- */
.bottomnav{
  position:fixed;left:0;right:0;bottom:0;z-index:var(--z-nav);background:var(--surface);border-top:1px solid var(--line);
  display:flex;height:calc(var(--nav-h) + env(safe-area-inset-bottom,0px));
  padding:0 max(8px,env(safe-area-inset-right,0px)) env(safe-area-inset-bottom,0px) max(8px,env(safe-area-inset-left,0px));
}
.bn{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;border:0;background:transparent;color:var(--muted);font-size:11px;font-weight:600;cursor:pointer}
.bn .ic{width:23px;height:23px}
.bn[aria-selected="true"]{color:var(--primary)}

/* ---- segmented ---- */
.seg{display:inline-flex;background:var(--surface-2);border:1px solid var(--line);border-radius:11px;padding:3px;gap:3px}
.seg button{border:0;background:transparent;color:var(--muted);font:inherit;font-weight:600;font-size:13.5px;padding:8px 14px;border-radius:8px;cursor:pointer}
.seg button[aria-pressed="true"]{background:var(--primary);color:var(--primary-ink)}
.seg.wide{display:flex}.seg.wide button{flex:1}

/* ---- stats / history ---- */
.stats{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.stat{display:flex;align-items:center;gap:12px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r2);padding:14px;box-shadow:var(--sh1);min-width:0}
.stat-ic{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;flex:none}
.stat-ic .ic{width:21px;height:21px}
.stat-ic.a{background:var(--surface-3);color:var(--navy)}
.stat-ic.b{background:var(--accent-soft);color:var(--accent)}
.stat-v{font-size:19px;font-weight:700;font-variant-numeric:tabular-nums;line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.stat-l{font-size:11.5px;color:var(--muted)}
.searchwrap{position:relative;display:flex;align-items:center}
.searchwrap .ic{position:absolute;inset-inline-start:13px;color:var(--faint);width:18px;height:18px;pointer-events:none}
.searchwrap input{padding-inline-start:40px}
.history-list{display:flex;flex-direction:column;gap:11px}
.hitem{display:flex;align-items:center;gap:12px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r2);padding:13px 14px;box-shadow:var(--sh1)}
.hitem .h-main{flex:1;min-width:0;cursor:pointer}
.hitem .h-buyer{font-weight:700;font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.hitem .h-sub{font-size:12px;color:var(--muted);display:flex;gap:10px;flex-wrap:wrap;margin-top:3px}
.hitem .h-sub .num{direction:ltr;font-variant-numeric:tabular-nums}
.hitem .h-total{font-weight:700;font-size:14.5px;font-variant-numeric:tabular-nums;white-space:nowrap;text-align:center}
.hitem .h-total small{display:block;font-weight:500;color:var(--muted);font-size:10px}
.hitem .h-actions{display:flex;gap:6px}
.hitem .h-actions button{width:38px;height:38px;border:1px solid var(--line);background:var(--surface-2);color:var(--muted);border-radius:10px;cursor:pointer;display:grid;place-items:center}
.hitem .h-actions button .ic{width:17px;height:17px}
.hitem .h-actions .del:active{color:var(--danger)}
.empty{text-align:center;padding:50px 20px;color:var(--muted);display:flex;flex-direction:column;align-items:center;gap:14px}
.empty .ic.big{color:var(--faint)}
.empty p{margin:0;font-size:15px}

/* ---- preview sheet ---- */
.sheet{position:fixed;inset:0;z-index:var(--z-sheet);background:var(--bg);display:flex;flex-direction:column;animation:slideup .25s ease}
@keyframes slideup{from{transform:translateY(100%)}to{transform:translateY(0)}}
.sheet-top{display:flex;align-items:center;justify-content:space-between;gap:10px;background:var(--surface);border-bottom:1px solid var(--line);
  padding:max(10px,env(safe-area-inset-top,0px)) max(16px,env(safe-area-inset-right,0px)) 10px max(16px,env(safe-area-inset-left,0px))}
.iconbtn{width:40px;height:40px;border:1px solid var(--line);background:var(--surface-2);color:var(--fg);border-radius:11px;cursor:pointer;display:grid;place-items:center}
.sheet-body{flex:1;overflow:auto;-webkit-overflow-scrolling:touch;padding:18px;display:flex;justify-content:safe center;align-items:safe center;touch-action:pan-x pan-y}
.sheet-actions{display:flex;gap:10px;background:var(--surface);border-top:1px solid var(--line);
  padding:12px max(16px,env(safe-area-inset-right,0px)) calc(12px + env(safe-area-inset-bottom,0px)) max(16px,env(safe-area-inset-left,0px))}
.preview-box{flex:none;overflow:hidden;border-radius:12px;box-shadow:var(--sh2);background:#fff;direction:ltr}
.preview-scale{width:794px;transform-origin:top left}
/* floating zoom controls over the preview */
.zoomctl{position:absolute;bottom:92px;inset-inline-start:16px;z-index:5;display:flex;background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:var(--sh2);overflow:hidden}
.zoomctl button{border:0;background:transparent;color:var(--fg);font:inherit;font-weight:700;font-size:16px;min-width:44px;height:44px;cursor:pointer;display:grid;place-items:center}
.zoomctl button#zFit{font-size:13px;border-inline:1px solid var(--line);padding:0 12px}
.zoomctl button:active{background:var(--surface-2)}

/* ===== invoice document (always light) ===== */
#invoice{width:794px;background:#fff;color:#20170f;font-family:'Vazirmatn',Tahoma,sans-serif;padding:46px 44px;position:relative}
#invoice *{box-sizing:border-box}
#invoice .doc-head{display:flex;justify-content:space-between;align-items:flex-start;border-bottom:2px solid #b67a24;padding-bottom:18px}
#invoice .co{display:flex;align-items:center;gap:16px}
#invoice .emblem{width:92px;height:92px;flex:none;display:flex;align-items:center;justify-content:center}
#invoice .emblem img{max-width:100%;max-height:100%;object-fit:contain}
#invoice h1.title{margin:0;font-size:27px;font-weight:700;color:#8a5a16}
#invoice .co .sub{font-size:13.5px;color:#9a8468;margin-top:3px}
#invoice .meta{text-align:left;font-size:13px}
#invoice .meta .k{color:#a2917b;font-size:11px}
#invoice .meta .v{font-weight:700;font-size:15px;color:#3a2c1b}
#invoice .parties{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:20px 0}
#invoice .party{border:1px solid #ecdfcc;border-radius:12px;padding:13px 15px;background:#fcf9f3}
#invoice .party .t{font-size:11px;font-weight:700;color:#b07d2e;margin-bottom:6px}
#invoice.en .party .t{letter-spacing:.06em}
#invoice .party .n{font-size:16px;font-weight:700;color:#2a211b}
#invoice .party .n.sm{font-size:14px}
#invoice table{width:100%;border-collapse:collapse;margin-top:6px;font-size:14px}
#invoice thead th{background:#8a5a16;color:#fff;font-weight:700;font-size:13px;padding:12px 10px;text-align:center}
#invoice tbody td{padding:11px 10px;border-bottom:1px solid #eee3d2;text-align:center;color:#352a1e;font-variant-numeric:tabular-nums}
#invoice tbody td.desc{text-align:start;font-weight:600}
#invoice tbody tr:nth-child(even){background:#fcf9f3}
#invoice .totrow{display:flex;justify-content:flex-end;margin-top:16px}
#invoice .totbox{min-width:320px;border-radius:12px;overflow:hidden;border:1px solid #ecdfcc}
#invoice .totbox .r.grand{display:flex;justify-content:space-between;padding:13px 18px;background:#8a5a16;color:#fff;font-weight:700;font-size:18px}
#invoice .words-doc{margin-top:16px;background:#f7efe0;border:1px solid #ecdfcc;border-radius:10px;padding:12px 15px;font-size:13.5px;color:#5a4a33}
#invoice .words-doc b{color:#8a5a16}
#invoice .pay{margin-top:18px;border-top:1px dashed #dcccb4;padding-top:14px;font-size:13px;color:#4a3d2d;line-height:2}
#invoice .pay .t{font-weight:700;color:#8a5a16;margin-bottom:4px}
#invoice .pay .kv{direction:ltr;text-align:right;font-variant-numeric:tabular-nums}
#invoice .foot{display:flex;justify-content:space-between;align-items:flex-end;margin-top:32px;gap:20px}
#invoice .qr{display:flex;flex-direction:column;align-items:center;gap:7px;color:#9a8468;font-size:12px;font-weight:600}
#invoice .qr img{width:96px;height:96px;object-fit:contain;border:1px solid #ecdfcc;border-radius:8px;padding:4px;background:#fff}
#invoice .sign{display:flex;justify-content:flex-end;color:#9a8468;font-size:13px}
#invoice .sign .ln{width:180px;height:44px;border-bottom:1px dotted #bba888;margin-bottom:7px}
#invoice.en{direction:ltr}
#invoice.en .meta{text-align:right}
#invoice.en tbody td.desc{text-align:left}
#invoice.en .pay .kv{text-align:left}
#invoice.en .sign{justify-content:flex-start}

/* ---- overlay / busy / toast ---- */
.overlay{position:fixed;inset:0;z-index:var(--z-over);background:rgba(15,10,5,.5);display:grid;place-items:center;padding:20px;backdrop-filter:blur(2px)}
.dialog{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:22px;max-width:360px;width:100%;box-shadow:var(--sh2)}
.dialog h3{margin:0 0 8px;font-size:17px}
.dialog p{margin:0 0 18px;color:var(--muted);font-size:14px}
.dialog-actions{display:flex;gap:10px;justify-content:flex-end}
.busy{position:fixed;inset:0;z-index:60;background:rgba(15,10,5,.5);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;color:#fff;font-weight:600;backdrop-filter:blur(2px)}
.busy .sp{width:38px;height:38px;border:3px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.toast{position:fixed;left:50%;bottom:calc(var(--nav-h) + 24px);transform:translateX(-50%);background:var(--fg);color:var(--bg);padding:11px 18px;border-radius:999px;font-size:13.5px;font-weight:600;z-index:70;box-shadow:var(--sh2);display:flex;align-items:center;gap:8px;max-width:90vw}
.toast .ic{width:16px;height:16px;color:var(--success)}

/* ---- desktop: keep the phone column centered, add breathing room ---- */
@media (min-width:600px){
  .actionbar,.bottomnav{max-width:560px;left:50%;transform:translateX(-50%);border-radius:14px 14px 0 0}
  .bottomnav{border:1px solid var(--line);border-bottom:0}
  .actionbar{border:1px solid var(--line);border-bottom:0;bottom:calc(var(--nav-h) + 10px + env(safe-area-inset-bottom,0px))}
}

/* ---------------- login (locked state + SweetAlert) ---------------- */
body.locked .topbar,
body.locked .shell,
body.locked .bottomnav,
body.locked .actionbar{display:none!important}
body.locked{background:linear-gradient(160deg,#2a1c0b,#5a3a12 55%,#8a5a16)}

.nova-login.swal2-popup{
  border-radius:24px;padding:26px 22px 22px;max-width:380px;width:92vw;
  box-shadow:0 24px 60px rgba(0,0,0,.35);
}
.nl-logo{width:84px;height:84px;object-fit:contain;display:block;margin:2px auto 10px;
  background:#faf4e8;border-radius:22px;padding:12px;box-shadow:0 6px 18px rgba(138,90,22,.18)}
.nl-title{font-size:21px;font-weight:800;color:#2b2016;text-align:center;margin:2px 0 2px}
.nl-sub{font-size:13px;color:#9b8a73;text-align:center;margin-bottom:16px}
#loginForm,#cpForm{display:flex;flex-direction:column;gap:12px;margin:0}
.nl-input{
  width:100%;box-sizing:border-box;height:52px;padding:0 16px;font-size:16px;
  border:1.5px solid #e6dcc8;border-radius:14px;background:#fbf7ef;color:#2b2016;
  outline:none;transition:border-color .15s,box-shadow .15s;text-align:left;
}
.nl-input::placeholder{color:#b7a98f}
.nl-input:focus{border-color:#8a5a16;box-shadow:0 0 0 4px rgba(138,90,22,.14);background:#fff}
.nova-login .swal2-actions{margin-top:18px;width:100%;gap:10px}
.nova-login .swal2-confirm.swal2-styled{
  background:linear-gradient(135deg,#9a6418,#7a4d12)!important;border-radius:14px!important;
  font-size:16px!important;font-weight:700!important;padding:13px 22px!important;box-shadow:none!important;
  flex:1;min-height:50px;
}
.nova-login .swal2-cancel.swal2-styled{
  background:#efe7d8!important;color:#6a5a3f!important;border-radius:14px!important;
  font-weight:700!important;padding:13px 22px!important;min-height:50px;
}
.nova-login .swal2-validation-message{border-radius:12px;background:#fdecec;color:#b3261e}
.nova-login .swal2-title{color:#2b2016;font-size:19px}