/* Bethell ICT - GSM Gate Manager. Self-contained: no CDN, no build step. */

:root {
  --bg:#f4f5f7; --surface:#fff; --ink:#1b2430; --ink-soft:#5b6775; --ink-faint:#8b97a5;
  --line:#dfe3e8; --brand:#14304f; --brand-soft:#1f4670; --accent:#0b6bcb;
  --ok:#1a7f52; --ok-bg:#e6f4ec; --warn:#8a6100; --warn-bg:#fdf3dc;
  --bad:#b3261e; --bad-bg:#fbeae9; --idle:#63707e; --idle-bg:#eef0f3;
  --radius:8px; --shadow:0 1px 2px rgba(16,24,40,.06),0 1px 3px rgba(16,24,40,.1);
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);
  font:15px/1.55 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  -webkit-font-smoothing:antialiased}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}

.topbar{background:var(--brand);color:#fff;border-bottom:3px solid var(--brand-soft)}
.topbar-inner{max-width:1180px;margin:0 auto;padding:0 20px;display:flex;align-items:center;
  gap:28px;min-height:58px}
.brand{font-weight:600;letter-spacing:.2px;font-size:16px}
.brand span{color:#9fb6cd;font-weight:400}
.topnav{display:flex;gap:4px;margin-left:auto;flex-wrap:wrap;align-items:center}
.topnav a{color:#cfdcea;padding:7px 12px;border-radius:6px;font-size:14px}
.topnav a:hover{background:rgba(255,255,255,.1);color:#fff;text-decoration:none}
.topnav a.active{background:rgba(255,255,255,.16);color:#fff}
.topnav form{margin:0}
.topnav button{background:none;border:0;color:#cfdcea;padding:7px 12px;border-radius:6px;
  font:inherit;font-size:14px;cursor:pointer}
.topnav button:hover{background:rgba(255,255,255,.1);color:#fff}

.wrap{max-width:1180px;margin:0 auto;padding:26px 20px 60px}
h1{font-size:22px;margin:0 0 4px;font-weight:600}
h2{font-size:16px;margin:0 0 14px;font-weight:600}
.lede{color:var(--ink-soft);margin:0 0 22px;font-size:14px}

.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);margin-bottom:20px}
.card-head{padding:14px 18px;border-bottom:1px solid var(--line);display:flex;
  align-items:center;gap:12px;flex-wrap:wrap}
.card-head h2{margin:0}
.card-head .spacer{margin-left:auto}
.card-body{padding:18px}
.card-body.tight{padding:0}
.grid{display:grid;gap:20px}
@media(min-width:900px){.grid.two{grid-template-columns:1fr 1fr}}

.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:1px;
  background:var(--line);border-radius:var(--radius);overflow:hidden}
.stat{background:var(--surface);padding:14px 16px}
.stat .n{font-size:24px;font-weight:600;line-height:1.2}
.stat .k{font-size:12px;color:var(--ink-faint);text-transform:uppercase;letter-spacing:.6px;margin-top:2px}
.stat.good .n{color:var(--ok)}
.stat.bad .n{color:var(--bad)}

.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:12px;font-weight:600;
  letter-spacing:.2px;background:var(--idle-bg);color:var(--idle)}
.badge.ok{background:var(--ok-bg);color:var(--ok)}
.badge.warn{background:var(--warn-bg);color:var(--warn)}
.badge.bad{background:var(--bad-bg);color:var(--bad)}

.mode-banner{padding:10px 18px;font-size:14px;font-weight:500;border-radius:var(--radius);
  margin-bottom:20px;border:1px solid}
.mode-banner.dry{background:var(--ok-bg);border-color:#b7dfc8;color:#145c3c}
.mode-banner.live{background:var(--bad-bg);border-color:#f0c2be;color:var(--bad)}

.meter{height:8px;background:var(--idle-bg);border-radius:999px;overflow:hidden}
.meter>i{display:block;height:100%;background:var(--ok);border-radius:999px}
.meter.warn>i{background:#d8a200}
.meter.bad>i{background:var(--bad)}

table{width:100%;border-collapse:collapse;font-size:14px}
th{text-align:left;font-size:12px;text-transform:uppercase;letter-spacing:.6px;
  color:var(--ink-faint);font-weight:600;padding:10px 16px;border-bottom:1px solid var(--line);
  white-space:nowrap}
td{padding:10px 16px;border-bottom:1px solid #eef1f4;vertical-align:middle}
tr:last-child td{border-bottom:0}
tbody tr:hover{background:#fafbfc}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px}
.dim{color:var(--ink-faint)}
.nowrap{white-space:nowrap}
.scroll-x{overflow-x:auto}

label{display:block;font-size:13px;font-weight:600;margin-bottom:6px}
input[type=text],input[type=email],input[type=password],input[type=number],select{
  width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:6px;font:inherit;
  background:#fff;color:var(--ink)}
input:focus,select:focus{outline:0;border-color:var(--accent);box-shadow:0 0 0 3px rgba(11,107,203,.15)}
.field{margin-bottom:16px}
.help{font-size:12px;color:var(--ink-faint);margin-top:5px}

.btn{display:inline-block;padding:9px 16px;border-radius:6px;border:1px solid transparent;
  background:var(--accent);color:#fff;font:inherit;font-weight:600;font-size:14px;
  cursor:pointer;text-align:center}
.btn:hover{background:#0a5cb0;text-decoration:none;color:#fff}
.btn.wide{width:100%}
.btn.ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn.ghost:hover{background:#f7f8fa;color:var(--ink)}
.btn.danger{background:var(--bad)}
.btn.danger:hover{background:#94201a}
.btn.small{padding:5px 10px;font-size:13px}
.btn[disabled]{opacity:.5;cursor:not-allowed}

.alert{padding:11px 14px;border-radius:6px;font-size:14px;margin-bottom:18px;border:1px solid}
.alert.err{background:var(--bad-bg);border-color:#f0c2be;color:var(--bad)}
.alert.ok{background:var(--ok-bg);border-color:#b7dfc8;color:#145c3c}
.alert ul{margin:6px 0 0;padding-left:18px}

.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;
  background:linear-gradient(160deg,#14304f 0%,#0d1f34 100%)}
.login-box{width:100%;max-width:380px}
.login-mark{text-align:center;color:#fff;margin-bottom:22px}
.login-mark .n{font-size:20px;font-weight:600;letter-spacing:.3px}
.login-mark .s{font-size:13px;color:#9fb6cd;margin-top:2px}
.login-card{background:#fff;border-radius:10px;padding:26px;box-shadow:0 10px 30px rgba(0,0,0,.25)}
.login-foot{text-align:center;color:#7f93a8;font-size:12px;margin-top:18px}
.empty{padding:34px 18px;text-align:center;color:var(--ink-faint);font-size:14px}