/* ===================================================================
   MailWarm — design system
   Warm amber accent, clean slate base, fully responsive.
=================================================================== */
:root{
  --bg:#f6f7fb;
  --surface:#ffffff;
  --surface-2:#f9fafc;
  --border:#e7e9f0;
  --border-strong:#d7dae5;
  --text:#1c2333;
  --muted:#6b7280;
  --muted-2:#9aa1af;

  --brand:#f97316;
  --brand-600:#ea580c;
  --brand-700:#c2410c;
  --brand-soft:#fff2e8;

  --indigo:#6366f1;
  --indigo-soft:#eef0fe;
  --green:#16a34a;
  --green-soft:#e7f6ec;
  --red:#e11d48;
  --red-soft:#fdeaef;
  --amber:#d97706;
  --amber-soft:#fef3e2;
  --blue:#2563eb;
  --blue-soft:#e8f0fe;

  --radius:14px;
  --radius-sm:10px;
  --shadow-sm:0 1px 2px rgba(16,24,40,.06);
  --shadow:0 6px 24px rgba(16,24,40,.08);
  --shadow-lg:0 18px 48px rgba(16,24,40,.14);
  --sidebar-w:248px;
  --font:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:var(--font);
  background:var(--bg);
  color:var(--text);
  font-size:14.5px;
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em}
img{max-width:100%}

/* ---------- layout shell ---------- */
.app{display:flex;min-height:100vh}
.sidebar{
  width:var(--sidebar-w);position:fixed;inset:0 auto 0 0;z-index:40;
  background:#141a2a;color:#c7ccd9;display:flex;flex-direction:column;
  padding:18px 14px;transition:transform .25s ease;
}
.brand{display:flex;align-items:center;gap:11px;padding:6px 8px 20px}
.brand .logo{
  width:38px;height:38px;border-radius:11px;flex:0 0 38px;
  background:linear-gradient(140deg,#fb923c,#ea580c);
  display:grid;place-items:center;box-shadow:0 6px 16px rgba(234,88,12,.4);
}
.brand .logo svg{width:22px;height:22px}
.brand b{color:#fff;font-size:17px;letter-spacing:-.02em}
.brand span{display:block;font-size:11px;color:#7d8598;font-weight:500;margin-top:-2px}
.nav{display:flex;flex-direction:column;gap:3px;margin-top:4px}
.nav a{
  display:flex;align-items:center;gap:11px;padding:10px 12px;border-radius:10px;
  color:#aeb4c3;font-weight:500;font-size:14px;transition:.15s;
}
.nav a svg{width:18px;height:18px;opacity:.85;flex:0 0 18px}
.nav a:hover{background:#1e2637;color:#fff}
.nav a.active{background:linear-gradient(135deg,#f97316,#ea580c);color:#fff;box-shadow:0 6px 16px rgba(234,88,12,.35)}
.nav a.active svg{opacity:1}
.nav .sep{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:#5b6478;padding:16px 12px 6px;font-weight:600}
.sidebar-foot{margin-top:auto;padding:12px 8px 4px;border-top:1px solid #232b3d}
.sidebar-foot .u{display:flex;align-items:center;gap:10px;color:#c7ccd9;font-size:13px}
.sidebar-foot .u .av{width:32px;height:32px;border-radius:9px;background:#2a3346;display:grid;place-items:center;font-weight:700;color:#fff}
.sidebar-foot a.logout{color:#8a92a5;font-size:12.5px;margin-top:10px;display:flex;gap:8px;align-items:center;white-space:nowrap;padding:6px 4px;border-radius:8px}
.sidebar-foot a.logout svg{width:16px;height:16px;flex:0 0 16px}
.sidebar-foot a.logout:hover{color:#fff;background:#1e2637}

.main{flex:1;margin-left:var(--sidebar-w);min-width:0;display:flex;flex-direction:column}
.topbar{
  position:sticky;top:0;z-index:30;background:rgba(246,247,251,.85);backdrop-filter:blur(8px);
  display:flex;align-items:center;gap:14px;padding:16px 26px;border-bottom:1px solid var(--border);
}
.topbar h1{font-size:20px}
.topbar .sub{color:var(--muted);font-size:13px;margin-top:2px}
.hamburger{display:none;background:var(--surface);border:1px solid var(--border);border-radius:10px;width:40px;height:40px;align-items:center;justify-content:center;cursor:pointer}
.topbar .spacer{flex:1}
.content{padding:24px 26px 60px;max-width:1240px;width:100%}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;justify-content:center;
  height:40px;padding:0 18px;border-radius:10px;font-weight:600;font-size:13.5px;cursor:pointer;
  border:1px solid transparent;transition:.15s;white-space:nowrap;line-height:1;
}
.btn svg{width:16px;height:16px}
.btn-primary{background:linear-gradient(135deg,#f97316,#ea580c);color:#fff;box-shadow:0 6px 16px rgba(234,88,12,.28)}
.btn-primary:hover{filter:brightness(1.05);transform:translateY(-1px)}
.btn-light{background:var(--surface);border-color:var(--border-strong);color:var(--text)}
.btn-light:hover{background:var(--surface-2);border-color:var(--muted-2)}
.btn-danger{background:var(--red-soft);color:var(--red);border-color:#f6c9d4}
.btn-danger:hover{background:#fbdae2}
.btn-ghost{background:transparent;color:var(--muted)}
.btn-ghost:hover{background:var(--surface-2);color:var(--text)}
/* unified: every button is the same height across the whole portal */
.btn-sm{height:40px;padding:0 18px;font-size:13.5px;border-radius:10px}
.btn-block{width:100%}
.btn[disabled]{opacity:.6;cursor:not-allowed;transform:none}

/* ---------- cards ---------- */
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
.card-pad{padding:20px}
.card-head{display:flex;align-items:center;gap:12px;padding:16px 20px;border-bottom:1px solid var(--border)}
.card-head h3{font-size:15px}
.card-head .spacer{flex:1}

/* ---------- stat tiles ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px}
.stat{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px 18px;box-shadow:var(--shadow-sm);position:relative;overflow:hidden}
.stat .ic{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;margin-bottom:12px}
.stat .ic svg{width:20px;height:20px}
.stat .v{font-size:26px;font-weight:800;letter-spacing:-.02em;line-height:1}
.stat .l{color:var(--muted);font-size:12.5px;margin-top:6px;font-weight:500}
.stat .sub{font-size:11.5px;margin-top:8px;font-weight:600}
.ic-brand{background:var(--brand-soft);color:var(--brand-600)}
.ic-green{background:var(--green-soft);color:var(--green)}
.ic-red{background:var(--red-soft);color:var(--red)}
.ic-indigo{background:var(--indigo-soft);color:var(--indigo)}
.ic-blue{background:var(--blue-soft);color:var(--blue)}
.ic-amber{background:var(--amber-soft);color:var(--amber)}

/* ---------- tables ---------- */
.table-wrap{overflow-x:auto}
table.tbl{width:100%;border-collapse:collapse;font-size:13.5px}
table.tbl th{text-align:left;color:var(--muted);font-weight:600;font-size:11.5px;text-transform:uppercase;letter-spacing:.04em;padding:12px 16px;border-bottom:1px solid var(--border);white-space:nowrap}
table.tbl td{padding:13px 16px;border-bottom:1px solid var(--border);vertical-align:middle}
table.tbl tr:last-child td{border-bottom:0}
table.tbl tbody tr:hover{background:var(--surface-2)}

/* ---------- badges ---------- */
.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 9px;border-radius:999px;font-size:11.5px;font-weight:600}
.badge .dot{width:6px;height:6px;border-radius:50%}
.b-green{background:var(--green-soft);color:#137a3a}
.b-red{background:var(--red-soft);color:var(--red)}
.b-amber{background:var(--amber-soft);color:var(--amber)}
.b-gray{background:#eef0f4;color:#6b7280}
.b-indigo{background:var(--indigo-soft);color:#4f46e5}
.b-blue{background:var(--blue-soft);color:var(--blue)}

/* ---------- health / score ring ---------- */
.ring{--p:0;--c:var(--green);--tk:6px;width:44px;height:44px;border-radius:50%;position:relative;
  background:conic-gradient(var(--c) calc(var(--p)*1%),#e9ecf2 0);display:grid;place-items:center;flex:0 0 44px;
  box-shadow:inset 0 0 0 1px rgba(16,24,40,.03)}
.ring::after{content:'';position:absolute;inset:var(--tk);border-radius:50%;background:var(--surface);
  box-shadow:0 1px 3px rgba(16,24,40,.06)}
.ring b{position:relative;z-index:2;font-size:12px;font-weight:800;color:var(--text)}
.ring .lab{position:relative;z-index:2;font-size:11px;font-weight:700}

/* ---------- progress bar ---------- */
.bar{height:7px;border-radius:99px;background:#edeff3;overflow:hidden}
.bar>i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,#fb923c,#ea580c)}

/* ---------- forms ---------- */
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px 20px}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
.field label{font-size:12.5px;font-weight:600;color:var(--text)}
.field .hint{font-size:11.5px;color:var(--muted-2)}
.field input,.field select,.field textarea{
  padding:10px 12px;border:1px solid var(--border-strong);border-radius:10px;font-size:14px;font-family:inherit;
  background:var(--surface);color:var(--text);transition:.15s;width:100%;
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}
.fieldset-title{font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:700;margin:8px 0 2px;grid-column:1/-1;display:flex;align-items:center;gap:8px}
.fieldset-title::after{content:'';flex:1;height:1px;background:var(--border)}
.pw-wrap{position:relative;display:flex;align-items:center}
.pw-wrap input{padding-right:44px}
.pw-toggle{position:absolute;right:6px;top:50%;transform:translateY(-50%);width:32px;height:32px;border:0;background:transparent;color:var(--muted-2);cursor:pointer;display:grid;place-items:center;border-radius:8px;padding:0}
.pw-toggle svg{width:18px;height:18px}
.pw-toggle:hover{color:var(--text);background:var(--surface-2)}
.pw-toggle.on{color:var(--brand-600)}
.switch{display:flex;align-items:center;gap:10px;padding:11px 13px;border:1px solid var(--border-strong);border-radius:10px;cursor:pointer;background:var(--surface)}
.switch input{width:auto;margin:0}
.switch .t{font-size:13px;font-weight:600}
.switch .d{font-size:11.5px;color:var(--muted)}

/* ---------- flash ---------- */
.flash-wrap{position:fixed;top:16px;right:16px;z-index:100;display:flex;flex-direction:column;gap:8px;max-width:340px}
.flash{padding:12px 15px;border-radius:11px;font-size:13.5px;font-weight:500;box-shadow:var(--shadow);display:flex;gap:9px;align-items:flex-start;animation:slideIn .25s}
.flash.success{background:#0f9d58;color:#fff}
.flash.error{background:#e11d48;color:#fff}
.flash.info{background:#334155;color:#fff}
@keyframes slideIn{from{opacity:0;transform:translateX(20px)}to{opacity:1;transform:none}}

/* ---------- misc ---------- */
.page-head{display:flex;align-items:center;gap:14px;margin-bottom:20px;flex-wrap:wrap}
.page-head .spacer{flex:1}
.muted{color:var(--muted)}
.small{font-size:12.5px}
.mono{font-family:ui-monospace,'SF Mono',Menlo,Consolas,monospace;font-size:12.5px}
.grid-2{display:grid;grid-template-columns:1.6fr 1fr;gap:18px}
.grid-cols{display:grid;gap:18px}
.empty{text-align:center;padding:44px 20px;color:var(--muted)}
.empty svg{width:46px;height:46px;opacity:.4;margin-bottom:12px}
.chip{display:inline-flex;gap:6px;align-items:center;padding:5px 10px;background:var(--surface-2);border:1px solid var(--border);border-radius:8px;font-size:12px;font-weight:600}
.divider{height:1px;background:var(--border);margin:16px 0}
.kv{display:flex;justify-content:space-between;padding:9px 0;border-bottom:1px solid var(--border);font-size:13.5px}
.kv:last-child{border-bottom:0}
.kv .k{color:var(--muted)}
.kv .v{font-weight:600}

/* ---------- chart ---------- */
.chart{display:flex;align-items:flex-end;gap:8px;height:180px;padding-top:10px}
.chart .col{flex:1;display:flex;flex-direction:column;justify-content:flex-end;gap:3px;min-width:0}
.chart .bars{display:flex;flex-direction:column;justify-content:flex-end;height:150px;gap:2px}
.chart .seg{border-radius:4px 4px 0 0;transition:.3s}
.chart .seg.inbox{background:linear-gradient(180deg,#22c55e,#16a34a)}
.chart .seg.spam{background:linear-gradient(180deg,#fb7185,#e11d48)}
.chart .lbl{font-size:10px;color:var(--muted-2);text-align:center;white-space:nowrap}
.legend{display:flex;gap:16px;font-size:12px;color:var(--muted)}
.legend i{width:10px;height:10px;border-radius:3px;display:inline-block;margin-right:6px;vertical-align:middle}

/* ---------- deliverability rows ---------- */
.dcheck{display:flex;align-items:flex-start;gap:13px;padding:15px 0;border-bottom:1px solid var(--border)}
.dcheck:last-child{border-bottom:0}
.dcheck .st{width:30px;height:30px;border-radius:9px;display:grid;place-items:center;flex:0 0 30px}
.dcheck .st svg{width:17px;height:17px}
.dcheck .body{flex:1;min-width:0}
.dcheck .body b{font-size:14px}
.dcheck .body p{margin:3px 0 0;color:var(--muted);font-size:12.5px;word-break:break-word}
.st.pass{background:var(--green-soft);color:var(--green)}
.st.fail{background:var(--red-soft);color:var(--red)}

/* ---------- login ---------- */
.login-wrap{min-height:100vh;display:grid;place-items:center;padding:20px;
  background:radial-gradient(1200px 600px at 80% -10%,#fde7d3,transparent),radial-gradient(900px 500px at -10% 110%,#e0e7ff,transparent),#f6f7fb}
.login-card{width:100%;max-width:400px;background:var(--surface);border:1px solid var(--border);border-radius:20px;box-shadow:var(--shadow-lg);padding:34px 30px}
.login-card .brand{justify-content:center;padding-bottom:8px}
.login-card h2{text-align:center;font-size:21px;margin-top:6px}
.login-card p.sub{text-align:center;color:var(--muted);font-size:13px;margin:6px 0 22px}
.login-card .field{margin-bottom:14px}
.login-err{background:var(--red-soft);color:var(--red);padding:10px 13px;border-radius:10px;font-size:13px;margin-bottom:16px;font-weight:500}

/* ---------- responsive ---------- */
.backdrop{display:none;position:fixed;inset:0;background:rgba(15,20,32,.45);z-index:35}
@media(max-width:980px){
  .grid-2{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
}
@media(max-width:860px){
  .sidebar{transform:translateX(-100%)}
  body.nav-open .sidebar{transform:none}
  body.nav-open .backdrop{display:block}
  .main{margin-left:0}
  .hamburger{display:inline-flex}
  .content{padding:18px 16px 50px}
  .topbar{padding:13px 16px}
  .topbar h1{font-size:17px}
}
@media(max-width:520px){
  .stat-grid{grid-template-columns:1fr 1fr}
  .page-head .btn span.txt{display:none}
}