:root{
  --bg:#F5F6F8; --panel:#FFFFFF; --ink:#0F1115; --ink2:#4B5262; --muted:#8A90A0; --line:#E7E9EE; --line2:#F0F1F4;
  --side:#0B0D12; --side2:#151821; --sideInk:#C9CEDA; --accent:#C6F432; --accentInk:#0B0D12;
  --blue:#3B6EF6; --green:#16A34A; --amber:#D97706; --red:#DC2626; --violet:#7C3AED;
  --r:14px; --shadow:0 1px 2px rgba(16,24,40,.04),0 1px 3px rgba(16,24,40,.06);
  --font:Inter,-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{font-family:var(--font);font-size:14px;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased}
a{color:inherit}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;letter-spacing:-.01em}
.hidden{display:none!important}

/* layout */
.shell{display:grid;grid-template-columns:240px 1fr;min-height:100vh}
.side{background:var(--side);color:var(--sideInk);padding:20px 14px;display:flex;flex-direction:column;gap:4px;position:sticky;top:0;height:100vh}
.brand{display:flex;align-items:center;gap:10px;padding:4px 10px 22px;color:#fff;font-weight:700;font-size:17px}
.brand .logo{width:32px;height:32px;border-radius:9px;background:var(--accent);display:grid;place-items:center}
.nav a{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:10px;text-decoration:none;color:var(--sideInk);font-weight:500;position:relative}
.nav a:hover{background:var(--side2);color:#fff}
.nav a.on{background:var(--side2);color:#fff}
.nav a.on::before{content:"";position:absolute;left:-14px;top:9px;bottom:9px;width:3px;border-radius:3px;background:var(--accent)}
.nav svg{width:18px;height:18px;flex:none;opacity:.85}
.nav .badge{margin-left:auto;background:var(--accent);color:var(--accentInk);font-size:11px;font-weight:700;border-radius:20px;padding:1px 7px}
.side .foot{margin-top:auto;padding:12px;border-radius:12px;background:var(--side2);font-size:12px;line-height:1.5}
.side .foot b{color:#fff;font-weight:600}
.dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--muted);margin-right:6px}
.dot.ok{background:#22C55E;box-shadow:0 0 0 3px rgba(34,197,94,.18)} .dot.warn{background:#F59E0B} .dot.bad{background:#EF4444}
.main{min-width:0;padding:28px 36px 60px}
.top{display:flex;align-items:center;gap:12px;margin-bottom:24px;flex-wrap:wrap}
.top h1{font-size:24px;font-weight:700}
.top .sub{color:var(--muted);font-size:13px;margin-top:3px}
.top .actions{margin-left:auto;display:flex;gap:8px;flex-wrap:wrap}
.mobile-bar{display:none}

/* controls */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:38px;padding:0 14px;border-radius:10px;border:1px solid var(--line);background:#fff;font-weight:600;cursor:pointer;white-space:nowrap;text-decoration:none;font-size:13.5px}
.btn:hover{border-color:#cfd3db;background:#FAFAFB}
.btn.primary{background:var(--ink);border-color:var(--ink);color:#fff}
.btn.primary:hover{background:#262A33}
.btn.accent{background:var(--accent);border-color:var(--accent);color:var(--accentInk)}
.btn.accent:hover{filter:brightness(.96)}
.btn.danger{color:var(--red)}
.btn.ghost{border-color:transparent;background:transparent}
.btn.ghost:hover{background:var(--line2)}
.btn.sm{height:30px;padding:0 10px;font-size:12.5px;border-radius:8px}
.btn.lg{height:46px;padding:0 22px;font-size:15px;border-radius:12px}
.btn[disabled]{opacity:.5;pointer-events:none}
.btn svg{width:16px;height:16px}
.input,select.input,textarea.input{width:100%;height:40px;padding:0 12px;border:1px solid var(--line);border-radius:10px;background:#fff;outline:none;transition:border-color .15s,box-shadow .15s}
textarea.input{height:auto;padding:10px 12px;line-height:1.5;resize:vertical}
.input:focus{border-color:#9AA3B2;box-shadow:0 0 0 3px rgba(15,17,21,.06)}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.field>label{font-weight:600;font-size:12.5px;color:var(--ink2)}
.field .hint{font-size:12px;color:var(--muted);line-height:1.45}
.row{display:flex;gap:12px;flex-wrap:wrap}.row>*{flex:1;min-width:160px}
.toggle{display:flex;align-items:center;gap:10px;cursor:pointer;user-select:none;font-weight:500}
.toggle input{display:none}
.toggle .sw{width:36px;height:21px;border-radius:20px;background:#D5D9E0;position:relative;transition:.2s;flex:none}
.toggle .sw::after{content:"";position:absolute;left:3px;top:3px;width:15px;height:15px;border-radius:50%;background:#fff;transition:.2s;box-shadow:0 1px 2px rgba(0,0,0,.2)}
.toggle input:checked+.sw{background:var(--ink)}
.toggle input:checked+.sw::after{left:18px}

/* cards */
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow)}
.card.pad{padding:20px}
.card h3{font-size:15px;font-weight:650}
.card .head{display:flex;align-items:center;gap:10px;padding:16px 20px;border-bottom:1px solid var(--line2)}
.card .head .actions{margin-left:auto;display:flex;gap:6px}
.grid{display:grid;gap:16px}
.g2{grid-template-columns:1fr 1fr}.g3{grid-template-columns:repeat(3,1fr)}
.g-dash{grid-template-columns:1.6fr 1fr}
.kpis{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-bottom:16px}
.kpi{padding:18px 18px 16px}
.kpi .l{font-size:12.5px;color:var(--muted);font-weight:500;display:flex;align-items:center;gap:6px}
.kpi .v{font-size:28px;font-weight:700;margin-top:8px;letter-spacing:-.02em}
.kpi .s{font-size:12px;color:var(--ink2);margin-top:4px}
.kpi.hl{background:var(--side);border-color:var(--side);color:#fff}
.kpi.hl .l{color:#9AA3B2}.kpi.hl .s{color:#C9CEDA}.kpi.hl .v{color:var(--accent)}

/* table */
.table{width:100%;border-collapse:collapse}
.table th{text-align:left;font-size:11.5px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);font-weight:600;padding:10px 16px;border-bottom:1px solid var(--line);background:#FBFBFC;white-space:nowrap}
.table td{padding:12px 16px;border-bottom:1px solid var(--line2);vertical-align:middle}
.table tr:last-child td{border-bottom:0}
.table tr.click{cursor:pointer}.table tr.click:hover td{background:#FAFBFC}
.table .muted{color:var(--muted)}
.tbl-wrap{overflow-x:auto}
.name{font-weight:600}.email{color:var(--muted);font-size:12.5px}
.pill{display:inline-flex;align-items:center;gap:5px;height:22px;padding:0 9px;border-radius:20px;font-size:11.5px;font-weight:600;background:var(--line2);color:var(--ink2);white-space:nowrap}
.pill.green{background:#E8F7EE;color:#15803D}.pill.blue{background:#EAF0FF;color:#2950C9}.pill.amber{background:#FEF3E2;color:#B45309}.pill.red{background:#FDECEC;color:#B91C1C}.pill.violet{background:#F1EAFE;color:#6D28D9}.pill.dark{background:var(--ink);color:#fff}.pill.lime{background:#F1FCD2;color:#4D6400}
.tabs{display:flex;gap:4px;padding:4px;background:var(--line2);border-radius:11px;width:max-content;max-width:100%;overflow-x:auto}
.tabs button{border:0;background:transparent;padding:7px 12px;border-radius:8px;font-weight:600;font-size:12.5px;color:var(--ink2);cursor:pointer;white-space:nowrap}
.tabs button.on{background:#fff;color:var(--ink);box-shadow:var(--shadow)}
.tabs button .n{color:var(--muted);font-weight:500;margin-left:4px}

.progress{height:6px;border-radius:6px;background:var(--line2);overflow:hidden}
.progress>i{display:block;height:100%;background:var(--ink);border-radius:6px}
.empty{padding:48px 20px;text-align:center;color:var(--muted)}
.empty h3{color:var(--ink);margin-bottom:6px;font-size:16px}
.empty .btn{margin-top:14px}
.feed{list-style:none;margin:0;padding:6px 0}
.feed li{display:flex;gap:12px;padding:10px 20px;align-items:flex-start}
.feed .ic{width:28px;height:28px;border-radius:8px;display:grid;place-items:center;flex:none;background:var(--line2)}
.feed .ic svg{width:15px;height:15px}
.feed .tx{flex:1;line-height:1.4}.feed .tm{color:var(--muted);font-size:12px;white-space:nowrap}
.notice{display:flex;gap:12px;align-items:center;padding:12px 16px;border-radius:12px;background:#FFF8EB;border:1px solid #FBE3B5;color:#7A4B00;margin-bottom:16px;font-size:13.5px}
.notice .btn{margin-left:auto}
.notice.info{background:#EEF3FF;border-color:#D5E0FF;color:#23408F}

/* chart */
.chart{padding:8px 20px 18px}
.chart svg{width:100%;height:200px;display:block}
.legend{display:flex;gap:16px;font-size:12px;color:var(--ink2);padding:0 20px 2px}
.legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:6px;vertical-align:-1px}

/* builder */
.steps{display:flex;flex-direction:column;gap:0}
.step{position:relative;padding-left:44px}
.step::before{content:"";position:absolute;left:15px;top:34px;bottom:-6px;width:2px;background:var(--line)}
.step:last-child::before{display:none}
.step .num{position:absolute;left:0;top:14px;width:32px;height:32px;border-radius:50%;background:var(--ink);color:#fff;display:grid;place-items:center;font-weight:700;font-size:13px}
.step.fu .num{background:#fff;border:2px solid var(--ink);color:var(--ink)}
.step .card{margin-bottom:14px}
.wait{display:flex;align-items:center;gap:8px;color:var(--ink2);font-weight:500;margin-bottom:12px}
.wait input{width:64px;height:32px;text-align:center}
.summary{position:sticky;top:20px}
.summary .line{display:flex;justify-content:space-between;padding:9px 0;border-bottom:1px solid var(--line2);font-size:13.5px}
.summary .line span:first-child{color:var(--muted)}
.summary .line:last-of-type{border:0}

/* editor */
.editor-wrap{display:grid;grid-template-columns:260px 1fr;gap:16px;align-items:start}
.tpl-list{padding:8px}
.tpl-list button{display:block;width:100%;text-align:left;border:0;background:transparent;padding:10px 12px;border-radius:10px;cursor:pointer}
.tpl-list button:hover{background:var(--line2)}
.tpl-list button.on{background:var(--ink);color:#fff}
.tpl-list button .d{font-size:12px;color:var(--muted);margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tpl-list button.on .d{color:#9AA3B2}
.ed{display:grid;grid-template-columns:1fr 1fr;gap:0;min-height:560px}
.ed .pane{display:flex;flex-direction:column;min-width:0}
.ed .pane+.pane{border-left:1px solid var(--line2)}
.toolbar{display:flex;gap:2px;padding:8px 10px;border-bottom:1px solid var(--line2);flex-wrap:wrap;align-items:center}
.toolbar button{border:0;background:transparent;height:30px;min-width:30px;padding:0 8px;border-radius:7px;cursor:pointer;font-weight:600;color:var(--ink2);font-size:13px}
.toolbar button:hover{background:var(--line2);color:var(--ink)}
.toolbar .sep{width:1px;height:18px;background:var(--line);margin:0 6px}
.toolbar .right{margin-left:auto}
.visual{flex:1;padding:18px;outline:none;overflow:auto;max-height:640px}
.code{flex:1;border:0;outline:none;padding:16px;font:12.5px/1.55 ui-monospace,SFMono-Regular,Menlo,monospace;resize:none;min-height:520px;background:#FBFBFC}
.preview-frame{flex:1;border:0;width:100%;min-height:520px;background:#fff}
.preview-meta{padding:12px 16px;border-bottom:1px solid var(--line2);font-size:13px;line-height:1.5}
.preview-meta b{font-weight:600}
.chips{display:flex;gap:6px;flex-wrap:wrap}
.chip{border:1px dashed #C9CED8;background:#FAFBFC;border-radius:8px;padding:3px 8px;font-size:12px;cursor:pointer;font-family:ui-monospace,Menlo,monospace;color:var(--ink2)}
.chip:hover{border-color:var(--ink);color:var(--ink)}

/* inbox */
.inbox{display:grid;grid-template-columns:360px 1fr;min-height:620px}
.inbox .listp{border-right:1px solid var(--line2);overflow:auto;max-height:76vh}
.mail-item{padding:14px 18px;border-bottom:1px solid var(--line2);cursor:pointer;position:relative}
.mail-item:hover{background:#FAFBFC}
.mail-item.on{background:#F4F6FA}
.mail-item.unread::before{content:"";position:absolute;left:7px;top:21px;width:6px;height:6px;border-radius:50%;background:var(--blue)}
.mail-item .t{display:flex;justify-content:space-between;gap:8px}
.mail-item .f{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mail-item.unread .f{font-weight:700}
.mail-item .d{color:var(--muted);font-size:12px;white-space:nowrap}
.mail-item .s{font-size:12.5px;color:var(--ink2);margin-top:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mail-item .p{font-size:12.5px;color:var(--muted);margin-top:2px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.reader{padding:24px 28px;overflow:auto}
.reader .body{white-space:pre-wrap;line-height:1.65;font-size:14.5px;padding:18px 0;border-bottom:1px solid var(--line2);margin-bottom:18px}

/* accounts */
.acc{padding:18px 20px;display:flex;gap:16px;align-items:center}
.acc .av{width:42px;height:42px;border-radius:12px;background:var(--line2);display:grid;place-items:center;font-weight:700;font-size:16px;flex:none}
.acc .meta{flex:1;min-width:0}
.meter{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--muted)}
.meter .progress{width:120px}
.provider-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;margin-bottom:16px}
.provider-grid button{border:1px solid var(--line);background:#fff;border-radius:10px;padding:10px 6px;cursor:pointer;font-weight:600;font-size:12.5px}
.provider-grid button.on{border-color:var(--ink);box-shadow:0 0 0 1px var(--ink)}

/* modal + toast */
.modal-bg{position:fixed;inset:0;background:rgba(11,13,18,.45);display:grid;place-items:center;z-index:50;padding:20px;animation:fade .15s}
.modal{background:#fff;border-radius:18px;width:min(560px,100%);max-height:92vh;overflow:auto;box-shadow:0 24px 60px rgba(0,0,0,.25);animation:pop .18s}
.modal.wide{width:min(880px,100%)}
.modal .mh{padding:20px 24px 4px;display:flex;align-items:center}
.modal .mh h2{font-size:18px}
.modal .mh .x{margin-left:auto}
.modal .mb{padding:14px 24px}
.modal .mf{padding:14px 24px 20px;display:flex;justify-content:flex-end;gap:8px}
@keyframes fade{from{opacity:0}}@keyframes pop{from{transform:translateY(8px) scale(.98);opacity:0}}
#toasts{position:fixed;bottom:20px;right:20px;display:flex;flex-direction:column;gap:8px;z-index:60}
.toast{background:var(--ink);color:#fff;padding:12px 16px;border-radius:12px;box-shadow:0 10px 30px rgba(0,0,0,.2);font-weight:500;max-width:380px;animation:pop .2s}
.toast.err{background:var(--red)}

/* auth */
.auth{min-height:100vh;display:grid;grid-template-columns:1fr 1fr}
.auth .art{background:var(--side);color:#fff;padding:56px;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden}
.auth .art h1{font-size:42px;line-height:1.08;letter-spacing:-.03em;max-width:460px}
.auth .art h1 em{font-style:normal;color:var(--accent)}
.auth .art p{color:#9AA3B2;font-size:16px;max-width:420px;line-height:1.55}
.auth .art .ring{position:absolute;right:-140px;top:-140px;width:460px;height:460px;border-radius:50%;border:2px solid #1E2430}
.auth .art .ring.b{right:-40px;top:-40px;width:260px;height:260px;border-color:var(--accent);opacity:.5}
.auth .form{display:grid;place-items:center;padding:40px}
.auth .form>div{width:min(360px,100%)}
.auth .form h2{font-size:24px;margin-bottom:6px}
.auth .form p{color:var(--muted);margin:0 0 24px}

.spin{width:16px;height:16px;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;animation:sp .7s linear infinite;display:inline-block}
@keyframes sp{to{transform:rotate(360deg)}}
.loading{padding:60px;text-align:center;color:var(--muted)}
.kbd{font-family:ui-monospace,Menlo,monospace;background:var(--line2);padding:1px 6px;border-radius:5px;font-size:12px}
.sep-h{height:1px;background:var(--line2);margin:16px 0}
.stat-strip{display:grid;grid-template-columns:repeat(6,1fr);border-top:1px solid var(--line2)}
.stat-strip>div{padding:14px 18px;border-right:1px solid var(--line2)}
.stat-strip>div:last-child{border:0}
.stat-strip .v{font-size:20px;font-weight:700}
.stat-strip .l{font-size:12px;color:var(--muted)}

@media (max-width:1180px){.kpis{grid-template-columns:repeat(3,1fr)}.g-dash{grid-template-columns:1fr}.ed{grid-template-columns:1fr}.ed .pane+.pane{border-left:0;border-top:1px solid var(--line2)}}
@media (max-width:900px){
  .shell{grid-template-columns:1fr}
  .side{position:fixed;left:0;top:0;bottom:0;width:250px;z-index:40;transform:translateX(-100%);transition:.2s}
  .side.open{transform:none}
  .mobile-bar{display:flex;align-items:center;gap:10px;padding:12px 16px;background:var(--side);color:#fff;position:sticky;top:0;z-index:30}
  .main{padding:20px 16px 50px}
  .g2,.g3,.editor-wrap,.inbox{grid-template-columns:1fr}
  .kpis{grid-template-columns:repeat(2,1fr)}
  .auth{grid-template-columns:1fr}.auth .art{display:none}
  .stat-strip{grid-template-columns:repeat(3,1fr)}
  .provider-grid{grid-template-columns:repeat(3,1fr)}
}