/* PRIME VPN admin — tokens come from the logo: indigo shield, violet glow, sky accent */
:root{
  --navy:#0a0e22; --navy-2:#0f1530; --panel:rgba(22,29,66,.62); --panel-solid:#141b3d;
  --line:rgba(150,165,255,.14); --text:#e9ecff; --muted:#8f98c9;
  --indigo:#4650f0; --violet:#8b5cf6; --sky:#38bdf8; --electric:#2f7bff;
  --ok:#34d399; --warn:#fbbf24; --bad:#fb7185;
  --grad:linear-gradient(135deg,#2f7bff 0%,#4650f0 45%,#8b5cf6 100%);
  --r-lg:20px; --r-md:12px; --r-sm:8px; --sidebar:248px;
  --font:Inter,"Segoe UI",system-ui,-apple-system,Roboto,"Noto Sans Bengali",sans-serif;
}
[data-theme=light]{
  --navy:#f2f4ff; --navy-2:#e8ebff; --panel:rgba(255,255,255,.78); --panel-solid:#fff;
  --line:rgba(40,50,140,.14); --text:#141a45; --muted:#5b6499;
}
*{box-sizing:border-box} html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);background:var(--navy);color:var(--text);font-size:14.5px;line-height:1.5;min-height:100vh;
  background-image:radial-gradient(900px 500px at 85% -10%,rgba(139,92,246,.22),transparent 60%),radial-gradient(700px 420px at -5% 105%,rgba(47,123,255,.18),transparent 60%);background-attachment:fixed}
a{color:var(--sky);text-decoration:none} a:hover{text-decoration:underline}
h1,h2,h3{margin:0;font-weight:650;letter-spacing:-.01em} h1{font-size:1.65rem} h2{font-size:1.1rem}
:focus-visible{outline:2px solid var(--sky);outline-offset:2px;border-radius:6px}

/* shell */
.shell{display:flex;min-height:100vh}
.sidebar{width:var(--sidebar);position:fixed;inset:0 auto 0 0;background:var(--panel);backdrop-filter:blur(18px);border-right:1px solid var(--line);padding:18px 14px;display:flex;flex-direction:column;gap:6px;z-index:40;transition:transform .28s cubic-bezier(.2,.8,.2,1)}
.brand{display:flex;align-items:center;gap:10px;padding:6px 8px 16px;font-weight:700;font-size:1.05rem}
.brand img{width:36px;height:36px;border-radius:10px}
.nav a{display:flex;align-items:center;gap:11px;padding:10px 12px;border-radius:var(--r-md);color:var(--muted);font-weight:500;position:relative;transition:background .18s,color .18s,transform .18s}
.nav a:hover{background:rgba(120,135,255,.1);color:var(--text);text-decoration:none;transform:translateX(2px)}
.nav a.active{color:#fff;background:var(--grad);box-shadow:0 8px 24px -10px rgba(70,80,240,.9)}
.nav svg{width:18px;height:18px;flex:none}
.nav .grp{font-size:.74rem;color:var(--muted);padding:14px 12px 4px;opacity:.8}
.main{margin-left:var(--sidebar);flex:1;min-width:0;padding:22px 28px 60px}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:22px}
.topbar .right{display:flex;gap:10px;align-items:center}
.burger{display:none}
.page{animation:pageIn .35s cubic-bezier(.2,.8,.2,1)}
@keyframes pageIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* surfaces */
.card{background:var(--panel);backdrop-filter:blur(14px);border:1px solid var(--line);border-radius:var(--r-lg);padding:20px}
.card h2{margin-bottom:14px;display:flex;justify-content:space-between;align-items:center;gap:8px}
.grid{display:grid;gap:16px} .g-stats{grid-template-columns:repeat(auto-fill,minmax(210px,1fr))}
.g-2{grid-template-columns:2fr 1fr} .g-eq{grid-template-columns:1fr 1fr}
.stat .label{color:var(--muted);font-size:.82rem}
.stat .value{font-size:1.9rem;font-weight:700;margin-top:4px;font-variant-numeric:tabular-nums}
.stat .sub{color:var(--muted);font-size:.78rem;margin-top:2px}
.stat.hero{background:var(--grad);border:0}.stat.hero .label,.stat.hero .sub{color:rgba(255,255,255,.8)}

/* controls */
.btn{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);background:rgba(120,135,255,.1);color:var(--text);padding:9px 15px;border-radius:var(--r-md);font:inherit;font-weight:600;cursor:pointer;transition:transform .15s,box-shadow .2s,background .2s}
.btn:hover{background:rgba(120,135,255,.2);text-decoration:none} .btn:active{transform:scale(.97)}
.btn.primary{background:var(--grad);border:0;color:#fff;box-shadow:0 10px 26px -12px rgba(70,80,240,.95)}
.btn.danger{background:rgba(251,113,133,.14);color:var(--bad);border-color:rgba(251,113,133,.35)}
.btn.sm{padding:6px 11px;font-size:.84rem}
input,select,textarea{width:100%;background:rgba(10,14,34,.35);color:var(--text);border:1px solid var(--line);border-radius:var(--r-md);padding:10px 12px;font:inherit;transition:border-color .2s,box-shadow .2s}
[data-theme=light] input,[data-theme=light] select,[data-theme=light] textarea{background:#fff}
input:focus,select:focus,textarea:focus{outline:0;border-color:var(--electric);box-shadow:0 0 0 3px rgba(47,123,255,.25)}
label{display:block;font-weight:600;margin:12px 0 5px;font-size:.88rem}
.row{display:flex;gap:12px;flex-wrap:wrap;align-items:end}.row>*{flex:1;min-width:150px}

/* table */
.tbl-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse}
th{text-align:left;color:var(--muted);font-weight:600;font-size:.82rem;padding:10px 12px;border-bottom:1px solid var(--line);white-space:nowrap}
td{padding:11px 12px;border-bottom:1px solid var(--line);vertical-align:middle}
tbody tr{transition:background .15s} tbody tr:hover{background:rgba(120,135,255,.07)}
.empty{padding:26px;text-align:center;color:var(--muted)}
.pager{display:flex;gap:6px;justify-content:flex-end;margin-top:14px}

/* status */
.badge{display:inline-flex;align-items:center;gap:6px;padding:3px 10px;border-radius:99px;font-size:.78rem;font-weight:600;background:rgba(143,152,201,.16);color:var(--muted)}
.badge.ok{background:rgba(52,211,153,.14);color:var(--ok)}.badge.warn{background:rgba(251,191,36,.14);color:var(--warn)}.badge.bad{background:rgba(251,113,133,.14);color:var(--bad)}
.dot{width:8px;height:8px;border-radius:50%;background:currentColor;position:relative}
.badge.ok .dot::after{content:"";position:absolute;inset:-4px;border-radius:50%;border:2px solid currentColor;animation:ping 1.8s ease-out infinite}
@keyframes ping{from{opacity:.7;transform:scale(.5)}to{opacity:0;transform:scale(1.6)}}
.bar{height:7px;border-radius:9px;background:rgba(143,152,201,.18);overflow:hidden}
.bar>i{display:block;height:100%;background:var(--grad);border-radius:9px;transition:width .8s cubic-bezier(.2,.8,.2,1)}

/* toast / modal / skeleton */
#toasts{position:fixed;right:18px;bottom:18px;display:flex;flex-direction:column;gap:10px;z-index:100}
.toast{background:var(--panel-solid);border:1px solid var(--line);border-left:4px solid var(--sky);padding:12px 16px;border-radius:var(--r-md);box-shadow:0 18px 40px -18px #000;min-width:240px;animation:toastIn .3s cubic-bezier(.2,.8,.2,1)}
.toast.ok{border-left-color:var(--ok)}.toast.bad{border-left-color:var(--bad)}
@keyframes toastIn{from{opacity:0;transform:translateX(24px)}to{opacity:1;transform:none}}
.modal-back{position:fixed;inset:0;background:rgba(5,8,22,.6);backdrop-filter:blur(4px);display:none;align-items:center;justify-content:center;z-index:90;padding:16px}
.modal-back.open{display:flex;animation:fade .2s}
.modal{background:var(--panel-solid);border:1px solid var(--line);border-radius:var(--r-lg);padding:22px;width:min(520px,100%);max-height:90vh;overflow:auto;animation:pop .28s cubic-bezier(.2,.9,.3,1.1)}
@keyframes fade{from{opacity:0}to{opacity:1}}@keyframes pop{from{opacity:0;transform:scale(.94) translateY(10px)}to{opacity:1;transform:none}}
.skeleton{background:linear-gradient(90deg,rgba(143,152,201,.12) 25%,rgba(143,152,201,.26) 50%,rgba(143,152,201,.12) 75%);background-size:200% 100%;animation:shimmer 1.3s infinite;border-radius:var(--r-sm);min-height:1em;color:transparent}
@keyframes shimmer{to{background-position:-200% 0}}
.flash{padding:11px 14px;border-radius:var(--r-md);margin-bottom:14px;background:rgba(56,189,248,.12);border:1px solid rgba(56,189,248,.3)}
.flash.error{background:rgba(251,113,133,.12);border-color:rgba(251,113,133,.35)}.flash.success{background:rgba(52,211,153,.12);border-color:rgba(52,211,153,.3)}

/* chart */
.chart{width:100%;height:260px;position:relative}
.chart svg{width:100%;height:100%;overflow:visible}
.chart .tip{position:absolute;pointer-events:none;background:var(--panel-solid);border:1px solid var(--line);padding:6px 10px;border-radius:8px;font-size:.8rem;opacity:0;transition:opacity .15s;white-space:nowrap}

/* login */
.auth{min-height:100vh;display:grid;place-items:center;padding:20px}
.auth .card{width:min(410px,100%);padding:30px}
.auth .logo{width:72px;height:72px;border-radius:20px;display:block;margin:0 auto 14px;box-shadow:0 0 0 0 rgba(139,92,246,.6);animation:glow 3s ease-in-out infinite}
@keyframes glow{50%{box-shadow:0 0 0 14px rgba(139,92,246,0)}}

@media (max-width:1000px){.g-2,.g-eq{grid-template-columns:1fr}}
@media (max-width:860px){
  .sidebar{transform:translateX(-102%)} body.nav-open .sidebar{transform:none}
  .main{margin-left:0;padding:16px}.burger{display:inline-flex}
}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

/* ---- mobile drawer (Claude-app style): slides from the left over a dimmed page ---- */
.nav{flex:1;overflow-y:auto}
.scrim,.drw-close{display:none}
.sfoot{display:flex;align-items:center;gap:10px;padding:12px 6px 2px;border-top:1px solid var(--line);margin-top:8px}
.sfoot .who{flex:1;min-width:0;line-height:1.25}.sfoot .who b,.sfoot .who small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sfoot .who small{color:var(--muted)}
.avatar{width:40px;height:40px;border-radius:50%;background:var(--grad);color:#fff;display:grid;place-items:center;font-weight:700;font-size:.82rem;flex:none}
.brand{position:relative}
@media (max-width:860px){
  .sidebar{width:min(84vw,310px);background:var(--panel-solid);backdrop-filter:none;transform:translateX(-105%);z-index:60;padding-top:calc(16px + env(safe-area-inset-top,0px));padding-bottom:calc(12px + env(safe-area-inset-bottom,0px))}
  body.nav-open .sidebar{transform:none;box-shadow:0 0 60px rgba(0,0,0,.55)}
  body.nav-open{overflow:hidden}
  .scrim{display:block;position:fixed;inset:0;background:rgba(3,5,18,.6);opacity:0;pointer-events:none;transition:opacity .25s;z-index:55}
  body.nav-open .scrim{opacity:1;pointer-events:auto}
  .drw-close{display:grid;place-items:center;margin-left:auto;width:36px;height:36px;border:0;border-radius:50%;background:transparent;color:var(--text);font-size:1.1rem;cursor:pointer}
  .nav a{gap:16px;padding:13px 12px;font-size:1rem;color:var(--text)}.nav a.active{color:#fff}
  .nav svg{width:22px;height:22px}.nav .grp{padding-top:18px}
  .tb-user{display:none}
  .topbar h1{font-size:1.3rem}
}