/* ============================================================
   GO MAILBOX — App theme (admin + reseller + customer)
   Modern LIGHT design: soft off-white canvas, white cards,
   indigo primary, airy spacing. Fonts: Clash Display + Satoshi.
   ============================================================ */
:root{
  --bg:#f4f6fb;
  --bg-2:#eef1f8;
  --card:#ffffff;
  --sidebar:#ffffff;
  --stroke:#e7eaf1;
  --stroke-2:#d6dbe6;
  --text:#111726;
  --head:#0b1020;
  --muted:#6b7385;
  --primary:#6366f1;
  --primary-2:#8b5cf6;
  --primary-ink:#4f46e5;
  --cyan:#0ea5e9;
  --blue:#3b6cf6;
  --violet:#8b5cf6;
  --emerald:#10b981;
  --amber:#f59e0b;
  --rose:#f43f5e;
  --grad:linear-gradient(100deg,#6366f1,#8b5cf6);
  --grad-soft:linear-gradient(100deg,#eef2ff,#f5f3ff);
  --fd:"Clash Display",sans-serif;
  --fb:"Satoshi",-apple-system,sans-serif;
  --shadow:0 1px 2px rgba(16,24,40,.05),0 10px 28px rgba(16,24,40,.06);
  --shadow-sm:0 1px 2px rgba(16,24,40,.06),0 4px 12px rgba(16,24,40,.05);
  --r:16px;
}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:var(--fb);background:var(--bg);color:var(--text);line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4,.metric,b.big{font-family:var(--fd);letter-spacing:-.02em;color:var(--head)}
code{font-family:ui-monospace,monospace;font-size:.86em}
::selection{background:#e0e7ff;color:#312e81}

.bg-fx{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none}
.orb{position:absolute;border-radius:50%;filter:blur(100px);opacity:.5}
.o1{width:520px;height:520px;top:-160px;right:-120px;background:radial-gradient(circle,rgba(99,102,241,.16),transparent 65%)}
.o2{width:460px;height:460px;bottom:-160px;left:-120px;background:radial-gradient(circle,rgba(139,92,246,.14),transparent 65%)}

/* ---------- Auth (light) ---------- */
:root{--auth-bg:#eef1f7;--auth-card:#fff;--auth-border:#e3e8ef;--auth-ink:#2d3a48;--auth-muted:#7b8794;--auth-primary:#6366f1;--auth-primary-dk:#4f46e5;--auth-input:#d4dbe3}
body.auth-light{background:var(--auth-bg);color:var(--auth-ink)}
body.auth-light .bg-fx{display:block}
body.auth-light .auth-wrap{min-height:100vh;display:grid;place-items:center;padding:24px}
body.auth-light .auth-card{width:min(430px,100%);background:var(--auth-card);border:1px solid var(--auth-border);border-radius:16px;padding:40px 38px;box-shadow:var(--shadow);transform:none;color:var(--auth-ink);text-align:center}
body.auth-light .auth-logo{width:auto;height:auto;background:none;box-shadow:none;transform:none;font-size:40px;margin:0 auto 14px;display:block}
body.auth-light .auth-card h1{color:var(--auth-ink);font-size:26px;font-weight:800;margin-bottom:4px}
body.auth-light .auth-sub{color:var(--auth-muted);margin-bottom:26px}
body.auth-light .auth-card form{text-align:left}
body.auth-light .auth-card .field label{color:var(--auth-ink);font-weight:600;font-size:13.5px}
body.auth-light .auth-card .field label small{color:var(--auth-muted);font-weight:400}
body.auth-light .auth-card input{background:#fff;border:1px solid var(--auth-input);color:var(--auth-ink);border-radius:9px;padding:12px 15px}
body.auth-light .auth-card input::placeholder{color:#9aa4b1}
body.auth-light .auth-card input:focus{border-color:var(--auth-primary);box-shadow:0 0 0 3px rgba(99,102,241,.16)}
body.auth-light .auth-card .btn-primary{background:var(--auth-primary);color:#fff;border:1px solid var(--auth-primary);border-radius:9px;box-shadow:0 6px 16px rgba(99,102,241,.28);margin-top:6px}
body.auth-light .auth-card .btn-primary:hover{background:var(--auth-primary-dk);border-color:var(--auth-primary-dk);transform:translateY(-1px)}
body.auth-light .auth-alt{color:var(--auth-muted);font-size:14px;margin-top:22px}
body.auth-light .auth-alt a,body.auth-light .lnk{color:var(--auth-primary);font-weight:700}
body.auth-light .auth-fine{margin-top:20px;padding-top:16px;border-top:1px solid var(--auth-border);color:var(--auth-muted);font-size:12.5px}
body.auth-light .flash{border-radius:9px;text-align:left}
body.auth-light .flash-ok{background:#e7f6ec;border:1px solid #b6e2c4;color:#1c7a41}
body.auth-light .flash-error{background:#fdecec;border:1px solid #f5c2c2;color:#c0392b}
body.auth-light .auth-brand{display:inline-flex;align-items:center;gap:8px;justify-content:center;font-family:var(--fd);font-weight:800;font-size:22px;color:var(--auth-ink);margin-bottom:16px}
body.auth-light .auth-brand .auth-logo{display:inline-grid;place-items:center;width:40px;height:40px;font-size:22px;background:#eef2ff;border:1px solid #dfe6fb;border-radius:10px;margin:0}
body.auth-light .auth-brand em{font-style:normal;color:var(--auth-primary)}

/* ---------- Shell ---------- */
.shell{display:grid;grid-template-columns:264px 1fr;min-height:100vh}
.side{position:sticky;top:0;height:100vh;display:flex;flex-direction:column;padding:22px 16px;background:var(--sidebar);border-right:1px solid var(--stroke)}
.side-logo{display:flex;align-items:center;gap:10px;font-size:18px;font-family:var(--fd);color:var(--head);padding:6px 8px 14px}
.side-logo em{font-style:normal;color:var(--primary)}
.lg-mark{font-size:22px}
.side-tag{font-size:10px;letter-spacing:.16em;color:var(--amber);font-weight:800;padding:0 10px 12px}
.side nav{display:flex;flex-direction:column;gap:2px;flex:1;overflow-y:auto}
.side nav a{display:flex;align-items:center;gap:12px;padding:10px 14px;border-radius:11px;color:var(--muted);font-weight:500;font-size:14.5px;transition:.15s}
.side nav a span{width:22px;text-align:center}
.side nav a:hover{background:var(--bg-2);color:var(--text)}
.side nav a.on{background:var(--grad);color:#fff;box-shadow:0 8px 18px rgba(99,102,241,.32)}
.side-foot{padding-top:14px;border-top:1px solid var(--stroke)}
.side-user{display:flex;align-items:center;gap:10px;padding:8px;margin-bottom:10px}
.avatar{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;font-weight:800;color:#fff;background:var(--grad)}
.side-user b{display:block;font-size:13.5px;color:var(--head)}
.side-user small{color:var(--muted);font-size:11.5px;word-break:break-all}
.main{padding:32px 40px 60px;max-width:1220px}

/* ---------- Page bits ---------- */
.page-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:26px;flex-wrap:wrap}
.page-head h1{font-size:30px}
.sub{color:var(--muted);margin-top:4px;max-width:660px}
.card{background:var(--card);border:1px solid var(--stroke);border-radius:var(--r);padding:24px 26px;box-shadow:var(--shadow-sm);margin-bottom:22px}
.card-head{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:16px}
.card h3{font-size:18px;margin-bottom:14px}
.card-head h3{margin-bottom:0}
.mut{color:var(--muted)}
.txt{color:var(--text)}
.empty{color:var(--muted);padding:14px 0}
.empty a{color:var(--primary);font-weight:600}

/* KPIs */
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:22px}
.kpis-4{grid-template-columns:repeat(4,1fr);margin:16px 0}
.kpi{background:var(--card);border:1px solid var(--stroke);border-radius:14px;padding:20px;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s}
.kpi:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.kpi label{font-size:12px;letter-spacing:.04em;text-transform:uppercase;color:var(--muted);font-weight:700}
.kpi b{display:block;font-family:var(--fd);font-size:32px;margin:6px 0 2px;color:var(--head)}
.kpi small{color:var(--muted);font-size:12.5px}
.kpi small a{color:var(--primary);font-weight:600}
.meter{height:7px;border-radius:99px;background:#eceefb;overflow:hidden;margin-top:8px}
.meter span{display:block;height:100%;background:var(--grad);border-radius:99px;transition:width .8s}

/* Tables */
.tbl{width:100%;border-collapse:collapse;font-size:14px}
.tbl th{text-align:left;padding:11px 12px;color:var(--muted);font-weight:700;font-size:12px;letter-spacing:.04em;text-transform:uppercase;border-bottom:1px solid var(--stroke)}
.tbl td{padding:12px;border-bottom:1px solid var(--stroke);vertical-align:middle}
.tbl tr:hover td{background:#fafbff}
.tbl small{font-size:12px}
.row-on td{background:#f0f3ff!important}
.row-actions{display:flex;gap:4px;align-items:center;flex-wrap:wrap}
.dns-tbl code{background:#f5f7fc;padding:4px 8px;border-radius:6px;cursor:pointer;display:inline-block;border:1px solid var(--stroke);color:#334155}
.dns-tbl code.copy:hover{border-color:var(--primary);color:var(--primary-ink)}
.dns-req{background:#f0f3ff}
.req{font-size:10px;color:var(--emerald);font-weight:800;margin-left:6px;letter-spacing:.05em}

/* Pills */
.pill{display:inline-block;padding:3px 11px;border-radius:99px;font-size:11.5px;font-weight:700;letter-spacing:.02em;text-transform:capitalize}
.pill-draft{background:#eef1f6;color:#64748b}
.pill-sending{background:#fef3e2;color:#b45309}
.pill-scheduled{background:#e0f2fe;color:#0369a1}
.pill-paused{background:#ede9fe;color:#6d28d9}
.pill-sent{background:#e6f7ee;color:#047857}
.pill-failed{background:#fdecec;color:#be123c}

/* Forms */
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--text);margin-bottom:6px}
.field label small{font-weight:400;color:var(--muted)}
input,select,textarea{width:100%;padding:11px 14px;border-radius:10px;background:#fff;border:1px solid var(--stroke-2);color:var(--text);font-family:var(--fb);font-size:14.5px;transition:.15s}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(99,102,241,.14)}
input::placeholder,textarea::placeholder{color:#9aa3b2}
textarea{resize:vertical;font-family:ui-monospace,monospace;font-size:13px;line-height:1.5}
select{cursor:pointer}
.inline-form{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.inline-form input,.inline-form select{width:auto;min-width:200px}
.inline-form label{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:13px;margin:0}
form.inline{display:inline}
.from-combo{display:flex;align-items:center;gap:6px}
.from-combo span{color:var(--muted)}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:8px;justify-content:center;font-family:var(--fb);font-weight:700;font-size:14px;padding:10px 18px;border-radius:10px;border:1px solid transparent;cursor:pointer;transition:.18s;white-space:nowrap}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 6px 16px rgba(99,102,241,.28)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 10px 22px rgba(99,102,241,.34)}
.btn-outline{border-color:var(--stroke-2);color:var(--text);background:#fff}
.btn-outline:hover{border-color:var(--primary);color:var(--primary-ink)}
.btn-ghost{color:var(--muted);background:transparent;padding:8px 12px}
.btn-ghost:hover{color:var(--text);background:var(--bg-2)}
.btn-lg{padding:13px 26px;font-size:15px}
.btn-block{width:100%}

/* Onboard */
.onboard{background:var(--grad-soft);border-color:#dfe3fb}
.onboard-steps{list-style:none;display:flex;gap:22px;flex-wrap:wrap;margin:14px 0 18px}
.onboard-steps li{color:var(--muted)}
.onboard-steps li b{color:var(--primary)}
.onboard-steps li.done{color:var(--emerald);text-decoration:line-through}

/* Misc */
.flash{padding:13px 18px;border-radius:12px;margin-bottom:18px;font-size:14px;font-weight:500}
.flash-ok{background:#e6f7ee;border:1px solid #bbecd0;color:#047857}
.flash-error{background:#fdecec;border:1px solid #f6c9c9;color:#be123c}
.tips{margin-top:20px;padding-top:18px;border-top:1px solid var(--stroke)}
.checks{list-style:none;display:grid;gap:9px;margin-top:10px}
.checks li{position:relative;padding-left:26px;color:var(--muted);font-size:14px}
.checks li::before{content:"✓";position:absolute;left:0;color:var(--emerald);font-weight:800}
.preview{width:100%;height:400px;border:1px solid var(--stroke);border-radius:12px;background:#fff;margin-top:12px}
details summary{cursor:pointer;margin-top:12px;color:var(--primary);font-weight:600}
.lnk{color:var(--primary);font-weight:600}

/* Custom searchable dropdown */
.gmsel{position:relative;width:100%}
.gmsel-btn{width:100%;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:11px 14px;border-radius:10px;background:#fff;border:1px solid var(--stroke-2);color:var(--text);font-family:var(--fb);font-size:14.5px;cursor:pointer;text-align:left;transition:.15s}
.gmsel-btn:hover{border-color:var(--stroke-2)}
.gmsel-btn:focus,.gmsel.open .gmsel-btn{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(99,102,241,.14)}
.gmsel-label{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.gmsel-caret{color:var(--muted);transition:transform .2s;flex-shrink:0;font-size:11px}
.gmsel.open .gmsel-caret{transform:rotate(180deg);color:var(--primary)}
.gmsel-panel{position:absolute;z-index:70;left:0;right:0;top:calc(100% + 6px);background:#fff;border:1px solid var(--stroke-2);border-radius:12px;box-shadow:var(--shadow);padding:8px;display:none;max-height:290px;overflow:auto}
.gmsel.open .gmsel-panel{display:block;animation:gmselIn .14s ease}
@keyframes gmselIn{from{opacity:0;transform:translateY(-4px)}}
.gmsel-search{width:100%;margin-bottom:6px;padding:9px 12px;border-radius:8px;background:#f6f8fc;border:1px solid var(--stroke);color:var(--text);font-size:13.5px}
.gmsel-search:focus{outline:none;border-color:var(--primary)}
.gmsel-opt{padding:9px 12px;border-radius:8px;cursor:pointer;font-size:14px;color:var(--text);transition:background .12s}
.gmsel-opt:hover,.gmsel-opt.hi{background:#f0f3ff}
.gmsel-opt.sel{background:var(--grad);color:#fff;font-weight:600}
.gmsel-empty{padding:10px 12px;color:var(--muted);font-size:13px}

/* code block */
.code-block{background:#0f172a;border:1px solid #1e293b;border-radius:10px;padding:14px 16px;font-family:ui-monospace,monospace;font-size:12.5px;color:#cbd5e1;overflow-x:auto;white-space:pre;margin:6px 0 4px;line-height:1.5}
.card h4{font-family:var(--fd);font-size:15px;color:var(--head)}
input[type=datetime-local]{color-scheme:light}

@media(max-width:900px){
  .shell{grid-template-columns:1fr}
  .side{position:static;height:auto;flex-direction:row;flex-wrap:wrap;align-items:center}
  .side nav{flex-direction:row;flex-wrap:wrap;flex-basis:100%;order:3}
  .side-foot{flex-basis:100%;order:4}
  .main{padding:22px 18px 50px}
  .kpis,.kpis-4,.grid-2,.grid-3,.grid-4{grid-template-columns:1fr 1fr}
  .side-tag{display:none}
}
@media(max-width:560px){
  .kpis,.kpis-4,.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .tbl{font-size:13px}
  .tbl th:nth-child(n+5),.tbl td:nth-child(n+5){display:none}
}
@media(prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}

/* ============================================================
   Drag & drop email builder
   ============================================================ */
.eb-wrap{display:grid;grid-template-columns:230px 1fr;gap:14px;border:1px solid var(--stroke);border-radius:14px;overflow:hidden;background:#fff}
.eb-palette{background:#f8f9fd;border-right:1px solid var(--stroke);padding:14px;overflow-y:auto;max-height:640px}
.eb-palette h4{font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);margin:0 0 10px}
.eb-block-btn{display:flex;align-items:center;gap:10px;width:100%;padding:10px 12px;margin-bottom:8px;border:1px solid var(--stroke-2);border-radius:10px;background:#fff;cursor:grab;font-size:13.5px;font-weight:600;color:var(--text);transition:.12s}
.eb-block-btn:hover{border-color:var(--primary);color:var(--primary-ink);box-shadow:var(--shadow-sm)}
.eb-block-btn .ic{font-size:16px}
.eb-canvas-wrap{padding:18px;background:#eef1f8;overflow-y:auto;max-height:640px}
.eb-canvas{max-width:600px;margin:0 auto;background:#fff;min-height:400px;border-radius:8px;box-shadow:var(--shadow-sm);padding:10px}
.eb-canvas.drag-over{outline:2px dashed var(--primary);outline-offset:-6px}
.eb-empty{color:#9aa3b2;text-align:center;padding:70px 20px;font-size:14px}
.eb-item{position:relative;border:1px dashed transparent;border-radius:6px;padding:4px;margin:2px 0}
.eb-item:hover{border-color:#c7cdfa;background:#fbfbff}
.eb-item.sel{border-color:var(--primary);background:#f5f6ff}
.eb-item [contenteditable]{outline:none}
.eb-tools{position:absolute;top:-12px;right:6px;display:none;gap:2px;background:#fff;border:1px solid var(--stroke-2);border-radius:8px;box-shadow:var(--shadow-sm);padding:2px;z-index:5}
.eb-item:hover .eb-tools,.eb-item.sel .eb-tools{display:flex}
.eb-tools button{border:0;background:none;cursor:pointer;font-size:13px;padding:4px 7px;border-radius:6px;color:var(--muted)}
.eb-tools button:hover{background:var(--bg-2);color:var(--text)}
.eb-props{border-top:1px solid var(--stroke);padding:12px 14px;background:#f8f9fd;display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.eb-props label{font-size:12px;color:var(--muted);display:flex;align-items:center;gap:6px;margin:0}
.eb-props input[type=color]{width:36px;height:30px;padding:2px;border-radius:6px;cursor:pointer}
.eb-props input[type=text],.eb-props input[type=url]{min-width:150px;padding:7px 10px;font-family:var(--fb);font-size:13px}
.eb-props select{padding:7px 10px;width:auto;font-size:13px}
.eb-mode{display:flex;gap:6px;margin-bottom:10px}
.eb-mode button{padding:7px 14px;border:1px solid var(--stroke-2);background:#fff;border-radius:8px;cursor:pointer;font-weight:600;font-size:13px;color:var(--muted)}
.eb-mode button.on{background:var(--grad);color:#fff;border-color:transparent}
@media(max-width:760px){.eb-wrap{grid-template-columns:1fr}.eb-palette{max-height:none;display:flex;flex-wrap:wrap;gap:8px}.eb-block-btn{width:auto}}