:root {
  --bg: #0b1220;
  --bg-2: #0f172a;
  --panel: #131c31;
  --panel-2: #182338;
  --line: #22304a;
  --text: #e6edf7;
  --muted: #8ea0bd;
  --accent: #38bdf8;
  --accent-2: #6366f1;
  --ok: #34d399;
  --warn: #fbbf24;
  --err: #f87171;
  --radius: 14px;
  --sidebar-w: 240px;
  /* warna turunan (di-override per tema) */
  --body-bg: radial-gradient(1200px 600px at 80% -10%, #16233f 0%, #0b1220 55%) fixed;
  --sidebar-bg: linear-gradient(180deg, #0f172a, #0c1526);
  --topbar-bg: rgba(15, 23, 42, .75);
  --nav-hover: #182338;
  --thead-bg: #16223a;
  --row-hover: #16233c;
  --input-bg: #0e1a2f;
  --chip-bg: #1a2540;
  --bar-bg: #0d1728;
  --panel-blur: none;
  --btn-text: #06121f;
}

/* ---------- Tema SIANG (06:00–16:59) : terang ---------- */
[data-theme="light"] {
  --bg: #eef3fa;
  --bg-2: #ffffff;
  --panel: #ffffff;
  --panel-2: #f7fafd;
  --line: #dbe4ee;
  --text: #16233a;
  --muted: #5f7085;
  --accent: #0284c7;
  --accent-2: #4f46e5;
  --ok: #059669;
  --warn: #b45309;
  --err: #dc2626;
  --body-bg: radial-gradient(1200px 600px at 80% -10%, #dbeafe 0%, #eef3fa 55%) fixed;
  --sidebar-bg: linear-gradient(180deg, #ffffff, #f2f6fb);
  --topbar-bg: rgba(255, 255, 255, .8);
  --nav-hover: #e8eef7;
  --thead-bg: #e9eff7;
  --row-hover: #eef4fb;
  --input-bg: #ffffff;
  --chip-bg: #e8eef7;
  --bar-bg: #e2e9f2;
  --btn-text: #ffffff;
}
[data-theme="light"] th { color: #47596f; }
[data-theme="light"] .card { box-shadow: 0 8px 24px rgba(30, 60, 110, .08); }
[data-theme="light"] .badge-info { background: rgba(2, 132, 199, .1); }
[data-theme="light"] .badge-ok { background: rgba(5, 150, 105, .12); }
[data-theme="light"] .badge-warn { background: rgba(180, 83, 9, .12); }
[data-theme="light"] .badge-err { background: rgba(220, 38, 38, .1); }
[data-theme="light"] .badge-off { background: rgba(100, 116, 139, .12); color: #64748b; }
[data-theme="light"] .alert-ok { background: #ecfdf5; border-color: #a7f3d0; color: #065f46; }
[data-theme="light"] .alert-err { background: #fef2f2; border-color: #fecaca; color: #991b1b; }
[data-theme="light"] .alert-warn { background: #fffbeb; border-color: #fde68a; color: #92400e; }
[data-theme="light"] .brand-mark { color: #ffffff; }
[data-theme="light"] .nav-item.active { color: #075985; }

/* ---------- Tema SENJA (17:00–17:59) : putih transparan + jingga ---------- */
[data-theme="dusk"] {
  --bg: #3b1d4a;
  --bg-2: #4a2158;
  --panel: rgba(255, 255, 255, .12);
  --panel-2: rgba(255, 255, 255, .07);
  --line: rgba(255, 255, 255, .22);
  --text: #fff4ea;
  --muted: rgba(255, 236, 220, .72);
  --accent: #fb923c;
  --accent-2: #f43f5e;
  --ok: #6ee7b7;
  --warn: #fcd34d;
  --err: #fda4af;
  --body-bg: linear-gradient(180deg, #2b1055 0%, #7b2d6b 35%, #d9572f 75%, #f59e0b 100%) fixed;
  --sidebar-bg: linear-gradient(180deg, rgba(255,255,255,.14), rgba(255,255,255,.05));
  --topbar-bg: rgba(60, 20, 70, .35);
  --nav-hover: rgba(255, 255, 255, .14);
  --thead-bg: rgba(255, 255, 255, .14);
  --row-hover: rgba(255, 255, 255, .1);
  --input-bg: rgba(255, 255, 255, .14);
  --chip-bg: rgba(255, 255, 255, .16);
  --bar-bg: rgba(0, 0, 0, .25);
  --panel-blur: blur(14px);
  --btn-text: #3b1007;
}
[data-theme="dusk"] .card,
[data-theme="dusk"] .topbar,
[data-theme="dusk"] .sidebar { backdrop-filter: var(--panel-blur); -webkit-backdrop-filter: var(--panel-blur); }
[data-theme="dusk"] table { background: transparent; }
[data-theme="dusk"] .badge-info { background: rgba(251, 146, 60, .22); color: #ffedd5; }
[data-theme="dusk"] .btn { background: linear-gradient(135deg, #fb923c, #f43f5e); color: #fff4ea; }
[data-theme="dusk"] .brand-mark { color: #3b1007; background: linear-gradient(135deg, #fbbf24, #fb923c); }
[data-theme="dusk"] .login-card { background: rgba(255, 255, 255, .12); backdrop-filter: blur(16px); }
[data-theme="dusk"] input[type="text"], [data-theme="dusk"] input[type="password"],
[data-theme="dusk"] input[type="search"], [data-theme="dusk"] select { color: var(--text); }
[data-theme="dusk"] select option { color: #1f2937; background: #fff; }

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", sans-serif;
  background: var(--body-bg);
  color: var(--text);
  min-height: 100vh;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- Shell ---------- */
.shell { display: flex; min-height: 100vh; }
.sidebar {
  width: var(--sidebar-w);
  background: var(--sidebar-bg);
  border-right: 1px solid var(--line);
  display: flex; flex-direction: column;
  position: sticky; top: 0; height: 100vh;
  z-index: 40;
}
.brand { display: flex; align-items: center; gap: 10px; padding: 18px 16px; border-bottom: 1px solid var(--line); }
.brand-mark {
  width: 34px; height: 34px; border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: grid; place-items: center; font-weight: 800; font-size: 13px; color: #04121f;
}
.brand-text { font-weight: 700; letter-spacing: .3px; }
.nav { padding: 12px 10px; display: flex; flex-direction: column; gap: 4px; flex: 1; }
.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px; border-radius: 10px;
  color: var(--muted); font-weight: 600; font-size: 14px;
}
.nav-item:hover { background: var(--nav-hover); color: var(--text); text-decoration: none; }
.nav-item.active {
  background: linear-gradient(90deg, rgba(56,189,248,.16), rgba(99,102,241,.12));
  color: var(--text);
  box-shadow: inset 2px 0 0 var(--accent);
}
.nav-item svg { width: 18px; height: 18px; fill: currentColor; flex: none; }
.sidebar-foot { padding: 14px 16px; border-top: 1px solid var(--line); display: flex; flex-direction: column; gap: 6px; }
.mini-stat { display: flex; justify-content: space-between; font-size: 12px; color: var(--muted); }
.mini-stat b { color: var(--text); font-weight: 600; }

.main { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.topbar {
  height: 58px; display: flex; align-items: center; gap: 14px;
  padding: 0 22px; border-bottom: 1px solid var(--line);
  background: var(--topbar-bg); backdrop-filter: blur(8px);
  position: sticky; top: 0; z-index: 30;
}
.topbar-title { font-weight: 700; font-size: 15px; }
.topbar-right { margin-left: auto; display: flex; align-items: center; gap: 14px; }
.clock { font-size: 13px; color: var(--muted); font-variant-numeric: tabular-nums; }
.theme-chip {
  font-size: 12px; background: var(--chip-bg); border: 1px solid var(--line);
  padding: 5px 10px; border-radius: 999px; color: var(--muted);
  display: inline-flex; align-items: center; gap: 6px;
}
.theme-chip svg { display: block; }
.user-chip {
  font-size: 13px; background: var(--chip-bg); border: 1px solid var(--line);
  padding: 6px 12px; border-radius: 999px;
}
.user-chip em { color: var(--muted); font-style: normal; font-size: 11px; }
.burger { display: none; background: none; border: 1px solid var(--line); border-radius: 8px; padding: 6px 9px; cursor: pointer; }
.burger svg { width: 18px; height: 18px; fill: var(--text); display: block; }
.content { padding: 22px; flex: 1; }
.footer { padding: 14px 22px; color: var(--muted); font-size: 12px; border-top: 1px solid var(--line); }

/* ---------- Cards & grids ---------- */
.grid { display: grid; gap: 16px; }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.card {
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 18px; box-shadow: 0 10px 30px rgba(2, 6, 23, .35);
}
.card h3 { margin: 0 0 12px; font-size: 14px; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: .8px; }
.stat { display: flex; flex-direction: column; gap: 6px; }
.stat .value { font-size: 30px; font-weight: 800; line-height: 1; }
.stat .label { color: var(--muted); font-size: 13px; }
.stat .trend { font-size: 12px; }
.trend.up { color: var(--ok); } .trend.down { color: var(--err); } .trend.flat { color: var(--muted); }
.stat-icon {
  width: 40px; height: 40px; border-radius: 12px; display: grid; place-items: center;
  background: linear-gradient(135deg, rgba(56,189,248,.25), rgba(99,102,241,.25));
  margin-bottom: 4px; color: var(--accent);
}
.stat-icon svg { width: 22px; height: 22px; }

/* ---------- Tables ---------- */
.table-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--line); }
table { width: 100%; border-collapse: collapse; font-size: 14px; background: var(--panel); }
th, td { padding: 10px 14px; text-align: left; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { background: var(--thead-bg); color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .6px; position: sticky; top: 0; }
tbody tr:hover { background: var(--row-hover); }
tbody tr:last-child td { border-bottom: none; }
td.wrap, th.wrap { white-space: normal; }

/* ---------- Badges & bars ---------- */
.badge { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.badge-ok { background: rgba(52,211,153,.15); color: var(--ok); }
.badge-off { background: rgba(148,163,184,.15); color: #9fb0c9; }
.badge-warn { background: rgba(251,191,36,.15); color: var(--warn); }
.badge-err { background: rgba(248,113,113,.15); color: var(--err); }
.badge-info { background: rgba(56,189,248,.15); color: var(--accent); }
.bar { height: 9px; background: var(--bar-bg); border-radius: 6px; overflow: hidden; }
.bar > span { display: block; height: 100%; border-radius: 6px; background: linear-gradient(90deg, var(--accent), var(--accent-2)); }
.bar.ok > span { background: linear-gradient(90deg, #10b981, #34d399); }
.bar.warn > span { background: linear-gradient(90deg, #f59e0b, #fbbf24); }
.bar.err > span { background: linear-gradient(90deg, #ef4444, #f87171); }
.bar-label { display: flex; justify-content: space-between; font-size: 12px; color: var(--muted); margin-bottom: 4px; }

/* ---------- Forms & buttons ---------- */
.form-row { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.field { display: flex; flex-direction: column; gap: 6px; flex: 1; min-width: 180px; }
.field label { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .5px; }
input[type="text"], input[type="password"], input[type="search"], select, textarea {
  background: var(--input-bg); color: var(--text); border: 1px solid var(--line);
  border-radius: 10px; padding: 10px 12px; font-size: 14px; width: 100%;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(56,189,248,.15); }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--btn-text); font-weight: 700; border: none; border-radius: 10px;
  padding: 10px 16px; font-size: 14px; cursor: pointer;
}
.btn:hover { filter: brightness(1.1); text-decoration: none; }
.btn-ghost { background: transparent; color: var(--text); border: 1px solid var(--line); }
.btn-sm { padding: 6px 12px; font-size: 13px; border-radius: 8px; }
.btn-danger { background: linear-gradient(135deg, #ef4444, #b91c1c); color: #fff; }
/* Tombol pasang PWA: ikon seukuran teks, tetap sejajar dengan chip topbar. */
.pwa-install svg { width: 15px; height: 15px; fill: currentColor; }
.pwa-install[hidden] { display: none; }
.toolbar { display: flex; gap: 10px; align-items: center; margin-bottom: 16px; flex-wrap: wrap; }
.toolbar .spacer { flex: 1; }

/* ---------- Alerts ---------- */
.alert { padding: 12px 16px; border-radius: 12px; margin-bottom: 16px; font-size: 14px; border: 1px solid transparent; }
.alert-ok { background: rgba(52,211,153,.1); border-color: rgba(52,211,153,.35); color: #a7f3d0; }
.alert-err { background: rgba(248,113,113,.1); border-color: rgba(248,113,113,.35); color: #fecaca; }
.alert-warn { background: rgba(251,191,36,.1); border-color: rgba(251,191,36,.35); color: #fde68a; }

/* ---------- Login ---------- */
.page-login { display: grid; place-items: center; }
.login-card {
  width: min(400px, 92vw);
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  border: 1px solid var(--line); border-radius: 18px; padding: 30px 28px;
  box-shadow: 0 30px 80px rgba(2, 6, 23, .55);
}
.login-logo {
  width: 58px; height: 58px; border-radius: 16px; margin: 0 auto 14px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: grid; place-items: center; font-weight: 900; font-size: 20px; color: #04121f;
}
.login-card h1 { margin: 0 0 4px; text-align: center; font-size: 21px; }
.login-card p.sub { margin: 0 0 20px; text-align: center; color: var(--muted); font-size: 13px; }
.login-card .btn { width: 100%; justify-content: center; margin-top: 6px; }
.login-hint { margin-top: 16px; font-size: 12px; color: var(--muted); text-align: center; }

/* ---------- Misc ---------- */
.kv { display: grid; grid-template-columns: 160px 1fr; gap: 8px 14px; font-size: 14px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }
.muted { color: var(--muted); }
.mono { font-family: Consolas, "Courier New", monospace; font-size: 13px; }
.right { text-align: right; }
.tabs { display: flex; gap: 6px; margin-bottom: 16px; flex-wrap: wrap; }
.tab { padding: 8px 14px; border-radius: 10px; border: 1px solid var(--line); color: var(--muted); font-size: 13px; font-weight: 600; background: transparent; cursor: pointer; }
.tab.active { background: linear-gradient(90deg, rgba(56,189,248,.16), rgba(99,102,241,.12)); color: var(--text); box-shadow: inset 0 -2px 0 var(--accent); }
.empty { padding: 30px; text-align: center; color: var(--muted); }
.pagination { display: flex; gap: 6px; margin-top: 14px; flex-wrap: wrap; }
.pagination a, .pagination span {
  padding: 6px 12px; border-radius: 8px; border: 1px solid var(--line); font-size: 13px; color: var(--muted);
}
.pagination .cur { background: var(--accent); color: var(--btn-text); font-weight: 700; border-color: var(--accent); }

/* ---------- Topology canvas ---------- */
.topo-card { display: flex; flex-direction: column; }
.topo-toolbar { margin-bottom: 6px; align-items: center; }
.topo-toolbar h3 { font-size: 14px; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: .8px; }
.topo-toolbar .ico { width: 15px; height: 15px; fill: currentColor; vertical-align: -3px; margin-right: 4px; }
.topo-hint { margin: 0 0 12px; font-size: 13px; }
.topo-zoom {
  display: inline-flex; align-items: center; gap: 2px;
  padding-left: 8px; border-left: 1px solid var(--line);
}
.topo-zoom .zoom-val {
  min-width: 48px; text-align: center; font-size: 12px; color: var(--muted);
  font-variant-numeric: tabular-nums;
}
.live-pill {
  display: inline-flex; align-items: center; gap: 7px; font-size: 12px; font-weight: 600;
  color: var(--ok); background: rgba(52,211,153,.12); border: 1px solid rgba(52,211,153,.3);
  border-radius: 999px; padding: 4px 12px;
}
.live-pill i { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); animation: livePulse 1.8s ease-in-out infinite; }
@keyframes livePulse { 0%,100% { opacity: 1; } 50% { opacity: .3; } }

.topo-stage { display: flex; gap: 14px; align-items: flex-start; }
.topo-canvas { flex: 1; min-width: 0; overflow: auto; max-height: 70vh; border: 1px solid var(--line); border-radius: var(--radius); background: var(--bar-bg); }
.topo-svg { display: block; }
.topo-svg text { text-anchor: middle; fill: var(--text); font-family: inherit; user-select: none; }
.topo-svg .ts, .topo-svg .ti, .topo-svg .tl, .topo-svg .tn {
  paint-order: stroke fill; stroke: var(--bar-bg); stroke-width: 2.4px; stroke-linejoin: round;
}
.topo-svg .tt { font-size: 10px; font-weight: 700; }
.topo-svg .ts { font-size: 10px; fill: var(--muted); }
.topo-svg .ti { font-size: 10px; fill: var(--text); }
.topo-svg .tn { font-size: 10px; font-weight: 600; fill: var(--accent); }
.topo-svg .tl { font-size: 10px; fill: var(--muted); }
.topo-svg .topo-link { fill: none; stroke: var(--line); stroke-width: 1.8; }
.topo-svg .link-wan { stroke: var(--ok); }
.topo-svg .link-tunnel { stroke: var(--warn); stroke-dasharray: 6 4; }
.topo-svg .link-trunk { stroke-width: 2.2; }
.topo-svg .topo-link.traced { stroke: var(--accent); stroke-width: 3; }
.topo-svg .topo-link-hit { fill: none; stroke: transparent; stroke-width: 14; cursor: pointer; }

/* Warna per jenis titik (dipakai ikon kanvas maupun legenda) */
.k-internet { --kc: var(--ok); }
.k-router { --kc: var(--accent); }
.k-interface { --kc: #8b93f8; }
.k-bridge { --kc: #38bdf8; }
.k-vlan { --kc: #a78bfa; }
.k-port { --kc: #f472b6; }
.k-switch { --kc: #34d399; }
.k-ap { --kc: #22d3ee; }
.k-computer { --kc: #60a5fa; }
.k-server { --kc: #fbbf24; }
.k-fingerprint { --kc: #f87171; }
.k-cctv { --kc: #fb923c; }
.k-dvr { --kc: #f59e0b; }
.k-vpn { --kc: #2dd4bf; }
.k-vps { --kc: #c084fc; }
.k-other { --kc: var(--muted); }

.topo-svg .topo-node { cursor: pointer; }
.topo-svg .topo-node .tile { fill: var(--chip-bg); stroke: var(--kc, var(--line)); stroke-width: 1.8; }
.topo-svg .topo-node .glyph { fill: none; stroke: var(--kc, var(--muted)); stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.topo-svg .topo-node .glyph .solid { fill: var(--kc, var(--muted)); stroke: none; }
.topo-svg .topo-node:hover .tile { stroke-width: 3; }
.topo-svg .k-router .tile { stroke-width: 2.6; }
.topo-svg .topo-node.down .tile { stroke: var(--err); }
.topo-svg .topo-node.picked .tile { stroke: var(--accent); stroke-width: 3.4; }
.topo-svg .topo-node.trace-from .tile { stroke: var(--ok); stroke-width: 3.4; }
.topo-svg .topo-node.trace-to .tile { stroke: var(--accent-2); stroke-width: 3.4; }
.topo-svg .led { stroke: var(--bar-bg); stroke-width: 1.6; }
.topo-svg .led-ok { fill: var(--ok); }
.topo-svg .led-bad { fill: var(--err); }
.topo-svg .packet { fill: var(--accent); stroke: #fff; stroke-width: 1.5; }
.topo-svg .packet-route { fill: none; stroke: var(--accent); stroke-width: 2.4; stroke-dasharray: 8 8; opacity: .55; animation: dashRun 1s linear infinite; }
@keyframes dashRun { to { stroke-dashoffset: -16; } }

.topo-legend { display: flex; flex-wrap: wrap; gap: 6px 14px; font-size: 12px; color: var(--muted); }
.topo-foot .topo-legend { flex: 0 1 auto; }
.topo-legend .lg { display: inline-flex; align-items: center; gap: 6px; color: var(--kc, var(--muted)); }
.topo-legend .lg em { font-style: normal; color: var(--muted); }
.topo-legend .lg-ico { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.topo-legend .lg-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--muted); }
.topo-legend .lg-dot.ok { background: var(--ok); }
.topo-legend .lg-dot.bad { background: var(--err); }

.topo-panel {
  display: none; width: 330px; flex: none; border: 1px solid var(--line);
  border-radius: var(--radius); background: var(--panel-2); padding: 12px 14px;
  max-height: 560px; overflow: auto;
}
.topo-panel.open { display: block; }
.topo-panel .tp-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-bottom: 10px; }
.topo-panel .tp-head h4 { margin: 0; font-size: 14px; word-break: break-word; }
.topo-panel .kv { grid-template-columns: 130px 1fr; font-size: 13px; }
.topo-panel .tp-actions { margin-top: 14px; display: flex; flex-wrap: wrap; gap: 8px; }
.topo-panel .tp-trace { margin-top: 14px; padding-top: 12px; border-top: 1px dashed var(--line); }
.topo-panel .tp-trace h4 { margin: 0 0 6px; font-size: 13px; color: var(--muted); text-transform: uppercase; letter-spacing: .6px; }
.topo-panel .tp-hops { margin: 8px 0 0; padding-left: 18px; font-size: 13px; line-height: 1.9; }
.topo-form .field input, .topo-form .field select, .topo-form .field textarea {
  background: var(--input-bg); border: 1px solid var(--line); border-radius: 9px;
  color: var(--text); padding: 8px 10px; font: inherit; font-size: 13px; width: 100%;
}
.topo-form .form-row { margin-bottom: 8px; }
.topo-form .field { min-width: 0; }
.topo-form label { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .5px; }

.topo-foot { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; margin-top: 12px; font-size: 12.5px; }
.topo-totals { display: flex; gap: 14px; color: var(--muted); flex-wrap: wrap; margin-left: auto; }

/* Toast pesan topologi: muncul di kanan bawah, hilang sendiri. */
.topo-toast {
  position: fixed; right: 22px; bottom: 22px; z-index: 80; max-width: min(420px, calc(100vw - 44px));
  padding: 10px 14px; border-radius: 10px; font-size: 12.5px; line-height: 1.4;
  background: var(--bar-bg); border: 1px solid var(--line); box-shadow: 0 10px 26px rgba(0, 0, 0, .32);
  color: var(--ok); opacity: 0; transform: translateY(10px); pointer-events: none;
  transition: opacity .18s ease, transform .18s ease;
}
.topo-toast.show { opacity: 1; transform: none; }
.topo-toast.err { color: var(--err); }
.topo-canvas.panning { cursor: grabbing; user-select: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 860px) {
  .sidebar {
    position: fixed; left: 0; top: 0; bottom: 0;
    transform: translateX(-100%); transition: transform .25s ease;
    box-shadow: 20px 0 60px rgba(0,0,0,.45);
  }
  .sidebar.open { transform: translateX(0); }
  .burger { display: block; }
  .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .content { padding: 14px; }
  .topbar { padding: 0 14px; }
  .clock { display: none; }
  .kv { grid-template-columns: 1fr; gap: 4px 0; }
  .kv dt { margin-top: 8px; }
}
.backdrop { display: none; position: fixed; inset: 0; background: rgba(2,6,23,.6); z-index: 35; }
.backdrop.show { display: block; }

/* ---------- Cetak: halaman topologi saja (body.print-topo ditambah JS) ---------- */
.print-only { display: none; }

@media print {
  body.print-topo {
    --bg: #fff !important; --bg-2: #fff !important; --panel: #fff !important; --panel-2: #fff !important;
    --line: #aab4c4 !important; --text: #0f1726 !important; --muted: #4d5c72 !important;
    --accent: #0284c7 !important; --accent-2: #4f46e5 !important;
    --ok: #047857 !important; --warn: #b45309 !important; --err: #b91c1c !important;
    --chip-bg: #eef2f8 !important; --bar-bg: #ffffff !important; --input-bg: #fff !important;
    --body-bg: #fff !important; --sidebar-bg: #fff !important; --topbar-bg: #fff !important;
    background: #fff !important; color: #0f1726;
  }
  body.print-topo .sidebar, body.print-topo .topbar, body.print-topo .footer, body.print-topo .tabs,
  body.print-topo .backdrop, body.print-topo .topo-toolbar, body.print-topo .topo-hint,
  body.print-topo .topo-foot, body.print-topo .topo-panel, body.print-topo .grid-4,
  body.print-topo .alert { display: none !important; }
  body.print-topo .shell { display: block !important; }
  body.print-topo .content { padding: 0; max-width: none; }
  body.print-topo .card { border: none; box-shadow: none; background: #fff; padding: 0; }
  body.print-topo .print-only { display: block; }
  body.print-topo .topo-print-head { margin-bottom: 6mm; }
  body.print-topo .topo-print-head h2 { margin: 0 0 3px; font-size: 22pt; }
  body.print-topo .topo-print-head .sub { font-size: 10pt; color: var(--muted); }
  body.print-topo .topo-stage { display: block; }
  body.print-topo .topo-canvas { max-height: none; overflow: visible; border: none; background: #fff; }
  body.print-topo .topo-svg {
    width: 100% !important; height: auto !important;
    max-height: 262mm !important; margin: 0 auto; display: block;
  }
  body.print-topo .topo-svg .packet, body.print-topo .topo-svg .packet-route { display: none; }
  body.print-topo .topo-foot { display: flex !important; margin-top: 5mm; padding-top: 2mm; border-top: 1px solid var(--line); }
  body.print-topo .topo-foot .topo-totals { display: none !important; }
  body.print-topo .topo-toast { display: none !important; }
  body.print-topo * { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
}


/* =========================================================
   LOGIN PAGE MODERN RESPONSIVE STYLING
   ========================================================= */
.page-login {
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  min-height: 100vh !important;
  min-height: 100dvh !important;
  padding: 20px 16px !important;
  margin: 0 !important;
  box-sizing: border-box !important;
}

.login-card {
  width: 100% !important;
  max-width: 400px !important;
  margin: 0 auto !important;
  padding: 36px 30px !important;
  border-radius: 20px !important;
  box-sizing: border-box !important;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15) !important;
}

.login-card h1 {
  font-size: 24px !important;
  font-weight: 700 !important;
  margin: 0 0 24px 0 !important;
  text-align: center !important;
}

.login-card .field {
  width: 100% !important;
  margin-bottom: 16px !important;
}

.login-card input[type="text"],
.login-card input[type="password"] {
  height: 46px !important;
  padding: 10px 14px !important;
  font-size: 15px !important;
  border-radius: 10px !important;
  box-sizing: border-box !important;
  width: 100% !important;
}

.login-card .btn {
  width: 100% !important;
  height: 46px !important;
  font-size: 15px !important;
  border-radius: 10px !important;
  margin-top: 10px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
}

@media (max-width: 480px) {
  .page-login {
    padding: 16px 12px !important;
  }
  .login-card {
    padding: 28px 20px !important;
    border-radius: 16px !important;
  }
  .login-logo {
    width: 50px !important;
    height: 50px !important;
    font-size: 18px !important;
    border-radius: 14px !important;
    margin-bottom: 12px !important;
  }
  .login-card h1 {
    font-size: 21px !important;
    margin-bottom: 20px !important;
  }
  .login-card input[type="text"],
  .login-card input[type="password"] {
    font-size: 16px !important; /* Cegah zoom otomatis di mobile */
    height: 44px !important;
  }
}