:root{
  --ink:#10222f; --ink-2:#1b3a4d; --paper:#f2f5f7; --card:#ffffff;
  --line:#d6dee4; --text:#14232e; --muted:#5d7080;
  --brand:#0b8f8c; --brand-d:#086f6d; --ok:#14804a; --err:#c0392b;
  --r:10px;
}
@media (prefers-color-scheme: dark){
  :root{ --paper:#0c161d; --card:#13222c; --line:#25384a; --text:#e6eef3; --muted:#8fa5b4; --brand:#2cc3bf; --brand-d:#4fd6d2; --ink:#0a1319; --ink-2:#12303f; }
}
*{box-sizing:border-box}
html{font-size:16px}
body{margin:0;font-family:"Vazirmatn",Tahoma,sans-serif;background:var(--paper);color:var(--text);line-height:1.8}
a{color:var(--brand)}
:focus-visible{outline:3px solid var(--brand);outline-offset:2px}

/* صفحات ورود و ثبت‌نام */
.auth-wrap{min-height:100vh;display:grid;grid-template-columns:1fr 1fr}
.auth-side{background:var(--ink);color:#e8f1f5;padding:56px 48px;display:flex;flex-direction:column;justify-content:center;
  background-image:linear-gradient(160deg,var(--ink) 55%,var(--ink-2))}
.auth-side h1{margin:0 0 12px;font-size:2rem;font-weight:800}
.auth-side .lead{margin:0 0 28px;max-width:34ch;color:#b8cdd8}
.auth-side ul{margin:0;padding:0;list-style:none;display:grid;gap:10px}
.auth-side li{padding-right:18px;position:relative;color:#d3e3ea}
.auth-side li::before{content:"";position:absolute;right:0;top:.8em;width:8px;height:8px;border-radius:50%;background:var(--brand)}
.auth-card{padding:48px 40px;display:flex;flex-direction:column;justify-content:center;max-width:460px;width:100%;margin:0 auto}
.auth-card h2{margin:0 0 20px;font-size:1.4rem}
form{display:grid;gap:14px}
label{display:grid;gap:4px;font-weight:500;font-size:.95rem}
input[type=text],input[type=email],input[type=tel],input[type=password]{
  width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:var(--r);
  background:var(--card);color:var(--text);font:inherit}
input:focus{border-color:var(--brand)}
input.bad{border-color:var(--err)}
.pw{display:flex;gap:8px}
.pw input{flex:1}
.row{display:flex;justify-content:space-between;align-items:center;gap:12px;font-size:.9rem}
.check{display:flex;flex-direction:row;align-items:center;gap:6px;font-weight:400}
.btn{background:var(--brand);color:#fff;border:0;border-radius:var(--r);padding:12px 16px;font:inherit;font-weight:700;cursor:pointer}
.btn:hover{background:var(--brand-d)}
.btn:disabled{opacity:.6;cursor:wait}
.ghost{background:transparent;border:1px solid var(--line);color:var(--muted);border-radius:var(--r);padding:0 12px;font:inherit;cursor:pointer;white-space:nowrap}
.ghost:hover{color:var(--text);border-color:var(--muted)}
.err{color:var(--err);min-height:0;font-size:.82rem}
.hint{color:var(--muted);font-size:.82rem}
.alt{margin:18px 0 0;color:var(--muted);font-size:.92rem}

/* اعلان‌ها */
#toasts{position:fixed;top:16px;left:16px;display:grid;gap:8px;z-index:50;max-width:min(360px,calc(100vw - 32px))}
.toast{padding:12px 14px;border-radius:var(--r);background:var(--ink);color:#fff;border-right:4px solid var(--brand);box-shadow:0 6px 20px rgba(0,0,0,.25);animation:in .18s ease-out}
.toast.ok{border-color:#2fbf71}.toast.err{border-color:#e5604f}
@keyframes in{from{transform:translateY(-6px);opacity:0}to{transform:none;opacity:1}}
@media (prefers-reduced-motion:reduce){.toast{animation:none}}

.tmp{max-width:520px;margin:12vh auto;padding:24px}

@media (max-width:820px){
  .auth-wrap{grid-template-columns:1fr}
  .auth-side{padding:28px 24px}
  .auth-side ul{display:none}
  .auth-card{padding:28px 20px}
}

/* ---------- پنل ---------- */
.shell{display:grid;grid-template-columns:240px 1fr;min-height:100vh}
.side{background:var(--ink);color:#d3e3ea;padding:22px 16px;display:flex;flex-direction:column;gap:18px;position:sticky;top:0;height:100vh}
.brand{font-weight:800;font-size:1.2rem;padding:0 8px}
.brand small{font-weight:400;font-size:.75rem;color:#8fb0c0;margin-right:6px}
.side nav{display:grid;gap:2px}
.side nav a,.side nav .off{padding:9px 12px;border-radius:8px;text-decoration:none;color:#c4d8e2}
.side nav a:hover{background:rgba(255,255,255,.07)}
.side nav a.cur{background:var(--brand);color:#fff;font-weight:700}
.side nav .off{opacity:.4;cursor:not-allowed}
.who{margin-top:auto;display:grid;gap:8px;font-size:.9rem;padding:0 8px}
.who a{color:#8fd7d4}
.who .ghost{width:100%;padding:7px;color:#c4d8e2;border-color:rgba(255,255,255,.2)}
.main{padding:28px;max-width:1040px;width:100%}
.ptitle{margin:0 0 18px;font-size:1.4rem}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px;margin-bottom:18px}
.card h2{margin:0 0 12px;font-size:1.05rem}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:14px;margin-bottom:18px}
.stat{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px;display:grid;gap:4px;align-content:start}
.stat span{color:var(--muted);font-size:.88rem}
.stat b{font-size:1.25rem}
.btn.sm{padding:6px 12px;font-size:.88rem;display:inline-block;text-decoration:none;justify-self:start}
.ghost{padding:6px 12px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:12px}
input[type=file],input[type=time]{width:100%;padding:9px;border:1px solid var(--line);border-radius:var(--r);background:var(--card);color:var(--text);font:inherit}
.steps{margin:0 0 14px;padding-right:20px;color:var(--muted)}
.cardbox{border:1px dashed var(--brand);border-radius:12px;padding:16px;margin-bottom:18px;display:grid;gap:6px;justify-items:start}
.cn{font-size:1.5rem;font-weight:700;letter-spacing:.06em}
.tbl{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:.92rem}
th{text-align:right;color:var(--muted);font-weight:500}
th,td{padding:9px 8px;border-bottom:1px solid var(--line);vertical-align:middle}
td.pos{color:var(--ok);font-weight:700;text-align:right}td.neg{color:var(--err);font-weight:700;text-align:right}
.badge{padding:2px 10px;border-radius:99px;font-size:.8rem;background:var(--line)}
.badge.ok{background:rgba(20,128,74,.15);color:var(--ok)}
.badge.bad{background:rgba(192,57,43,.15);color:var(--err)}
.badge.warn{background:rgba(214,150,20,.18);color:#9a6a00}
.svc{padding:12px 0;border-bottom:1px solid var(--line)}.svc:last-child{border:0}
.svc-h{display:flex;justify-content:space-between;gap:8px}
.bar{height:8px;border-radius:99px;background:var(--line);margin:8px 0;overflow:hidden}
.bar i{display:block;height:100%;background:var(--brand)}
.tabs{display:flex;gap:6px;margin-bottom:14px}
.tabs a{padding:7px 14px;border-radius:99px;border:1px solid var(--line);text-decoration:none;color:var(--muted)}
.tabs a.cur{background:var(--brand);color:#fff;border-color:var(--brand)}
.thumb{width:64px;height:64px;object-fit:cover;border-radius:8px;border:1px solid var(--line)}
dialog{border:1px solid var(--line);border-radius:12px;background:var(--card);color:var(--text);padding:20px;min-width:min(380px,92vw)}
dialog::backdrop{background:rgba(0,0,0,.45)}
dialog h2{margin:0 0 10px;font-size:1.05rem}
@media (max-width:820px){
  .shell{grid-template-columns:1fr}
  .side{position:static;height:auto;flex-direction:row;flex-wrap:wrap;align-items:center;padding:12px}
  .side nav{display:flex;flex-wrap:wrap;order:3;width:100%}
  .who{margin:0 auto 0 0;display:flex;align-items:center}
  .main{padding:16px}.two{grid-template-columns:1fr}
}

/* ---------- مرحله ۳ ---------- */
.plans{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}
.plan{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px;display:grid;gap:10px;align-content:start}
.plan h2{margin:0;font-size:1.05rem}
.plan ul{margin:0;padding:0;list-style:none;color:var(--muted);font-size:.92rem}
.price{font-size:1.4rem;font-weight:800}.price small{font-size:.8rem;font-weight:400;color:var(--muted)}
.actions{display:flex;flex-wrap:wrap;gap:8px}
.danger{color:var(--err);border-color:var(--err)}
.svc-card .svc-h h2{margin:0}
select,textarea{width:100%;padding:10px;border:1px solid var(--line);border-radius:var(--r);background:var(--card);color:var(--text);font:inherit}
.qr{display:flex;justify-content:center;margin:12px 0;background:#fff;padding:10px;border-radius:10px}
.lrow{display:grid;gap:6px;margin-bottom:12px}
#linkdlg{max-width:min(520px,94vw)}

/* ---------- مرحله ۴ ---------- */
.thread{display:grid;gap:10px}
.msg{max-width:85%;padding:10px 14px;border-radius:12px;border:1px solid var(--line)}
.msg.usr{justify-self:start;background:var(--paper)}
.msg.adm{justify-self:end;background:rgba(11,143,140,.12);border-color:var(--brand)}
.msg .meta{font-size:.78rem;color:var(--muted);margin-bottom:4px}
.install{max-width:640px;margin:6vh auto;padding:0 16px}