/* ===== SIM Card Manager — tema gelap profesional ===== */
:root {
  --bg: #0f1420;
  --surface: #161d2e;
  --surface-2: #1d2740;
  --border: #28324a;
  --text: #e2e8f0;
  --text-muted: #8b93a7;
  --accent: #3b82f6;
  --success: #16a34a;
  --danger: #dc2626;
  --warn: #d97706;
  font-family: system-ui, 'Segoe UI', sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body { background: var(--bg); color: var(--text); font-size: 14px; line-height: 1.5; }
a { color: var(--accent); text-decoration: none; }
h1 { font-size: 20px; font-weight: 600; }
h3 { font-size: 16px; font-weight: 600; }

/* ===== Layout shell ===== */
.shell { display: flex; min-height: 100vh; }
.sidebar {
  width: 230px; flex-shrink: 0; background: var(--surface);
  border-right: 1px solid var(--border); display: flex; flex-direction: column;
  position: sticky; top: 0; height: 100vh; overflow-y: auto;
}
.logo { display: flex; gap: 10px; align-items: center; padding: 18px 16px; border-bottom: 1px solid var(--border); }
.logo-mark {
  width: 38px; height: 38px; border-radius: 10px; background: linear-gradient(135deg, #3b82f6, #8b5cf6);
  display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 13px; color: #fff;
}
.logo-mark.big { width: 48px; height: 48px; font-size: 15px; margin: 0 auto 12px; }
.logo-name { font-weight: 700; font-size: 14px; }
.logo-sub { font-size: 11px; color: var(--text-muted); }
.sidebar nav { flex: 1; padding: 12px 10px; }
.nav-section { font-size: 10.5px; text-transform: uppercase; letter-spacing: .08em; color: var(--text-muted); padding: 12px 10px 4px; }
.nav-item {
  display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: 8px;
  color: var(--text-muted); cursor: pointer; font-size: 13.5px; margin-bottom: 2px; border: none;
  background: none; width: 100%; text-align: left;
}
.nav-item:hover { background: var(--surface-2); color: var(--text); }
.nav-item.active { background: var(--surface-2); color: var(--text); box-shadow: inset 2px 0 0 var(--accent); }
.nav-ico { width: 18px; text-align: center; opacity: .8; }
.sidebar-foot { padding: 14px 16px; border-top: 1px solid var(--border); display: flex; flex-direction: column; gap: 10px; }

.main { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.topbar {
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  padding: 14px 24px; border-bottom: 1px solid var(--border); background: var(--surface);
  position: sticky; top: 0; z-index: 10;
}
.topbar .sub { color: var(--text-muted); font-size: 12.5px; }
.topbar-user { display: flex; align-items: center; gap: 10px; color: var(--text-muted); font-size: 13px; }
.content { padding: 24px; max-width: 1400px; width: 100%; }

/* ===== Komponen umum ===== */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 16px; }
.card + .card { margin-top: 16px; }
.card-title { font-weight: 600; margin-bottom: 12px; display: flex; justify-content: space-between; align-items: center; }

.btn {
  display: inline-flex; align-items: center; gap: 6px; padding: 7px 14px; border-radius: 8px;
  border: 1px solid var(--border); background: var(--surface-2); color: var(--text);
  font-size: 13px; cursor: pointer; font-family: inherit; transition: filter .12s;
}
.btn:hover { filter: brightness(1.15); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn-ghost { background: transparent; }
.btn-sm { padding: 4px 9px; font-size: 12px; border-radius: 6px; }
.btn-block { width: 100%; justify-content: center; }

.input, select.input, textarea.input {
  background: var(--bg); border: 1px solid var(--border); color: var(--text);
  border-radius: 8px; padding: 8px 10px; font-size: 13px; font-family: inherit; width: 100%;
}
.input:focus { outline: none; border-color: var(--accent); }
textarea.input { resize: vertical; min-height: 80px; }
label.f-label { display: block; font-size: 12px; color: var(--text-muted); margin: 10px 0 4px; }
.form-err { color: var(--danger); font-size: 12.5px; min-height: 18px; margin-top: 8px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
.form-grid .full { grid-column: 1 / -1; }

.table-wrap { overflow-x: auto; border-radius: 10px; border: 1px solid var(--border); }
.table { width: 100%; border-collapse: collapse; background: var(--surface); font-size: 13px; }
.table th {
  text-align: left; padding: 10px 12px; background: var(--surface-2); color: var(--text-muted);
  font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .04em;
  border-bottom: 1px solid var(--border); white-space: nowrap; user-select: none;
}
.table th.sortable { cursor: pointer; }
.table th.sortable:hover { color: var(--text); }
.table td { padding: 9px 12px; border-bottom: 1px solid var(--border); vertical-align: middle; }
.table tbody tr:hover { background: rgba(59, 130, 246, 0.06); }
.table tbody tr:last-child td { border-bottom: none; }
.td-actions { white-space: nowrap; display: flex; gap: 6px; }
.td-muted { color: var(--text-muted); }
.empty-row { text-align: center; color: var(--text-muted); padding: 28px !important; }

.badge {
  display: inline-flex; align-items: center; gap: 4px; padding: 2px 9px; border-radius: 999px;
  font-size: 11.5px; font-weight: 600; background: var(--surface-2); color: var(--text-muted);
  border: 1px solid var(--border); white-space: nowrap;
}
.badge-dot { width: 7px; height: 7px; border-radius: 50%; display: inline-block; margin-right: 5px; }
.role-badge { background: rgba(59, 130, 246, .12); color: var(--accent); border-color: rgba(59, 130, 246, .35); }

/* toolbar tabel */
.toolbar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-bottom: 14px; }
.toolbar .input, .toolbar select.input { width: auto; min-width: 130px; }
.toolbar .search { flex: 1; min-width: 180px; max-width: 320px; }
.toolbar-right { margin-left: auto; display: flex; gap: 10px; flex-wrap: wrap; }
.check-toggle { display: flex; align-items: center; gap: 7px; color: var(--text-muted); font-size: 12.5px; cursor: pointer; }
.check-toggle input { accent-color: var(--accent); }

/* pagination */
.pager { display: flex; align-items: center; gap: 8px; margin-top: 14px; flex-wrap: wrap; }
.pager-info { color: var(--text-muted); font-size: 12.5px; margin-right: auto; }
.pager .btn.on { background: var(--accent); border-color: var(--accent); color: #fff; }

/* ===== Dashboard ===== */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 14px; }
.stat-card { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 16px; }
.stat-label { color: var(--text-muted); font-size: 12px; text-transform: uppercase; letter-spacing: .05em; }
.stat-value { font-size: 26px; font-weight: 700; margin-top: 4px; }
.stat-hint { font-size: 11.5px; color: var(--text-muted); margin-top: 2px; }
.dash-pill { display: inline-flex; align-items: center; gap: 6px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 999px; padding: 4px 12px; font-size: 12.5px; color: var(--text-muted); }
.dash-two { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 16px; }
@media (max-width: 900px) { .dash-two { grid-template-columns: 1fr; } .form-grid { grid-template-columns: 1fr; } }

/* chart */
.chart-box { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 12px; }
.chart-title { font-weight: 600; font-size: 13.5px; margin-bottom: 10px; }
.uplot-host { width: 100%; }
.uplot-host .u-legend { color: var(--text-muted); font-size: 11px; }
.uplot-host .u-legend .u-series th { font-weight: 500; }
.uplot-host .u-legend tr:hover td { background: none; }
.uplot-host .u-axis { color: var(--text-muted); }

/* ===== Modal ===== */
.modal-backdrop {
  position: fixed; inset: 0; background: rgba(5, 8, 16, 0.72); z-index: 100;
  display: flex; align-items: flex-start; justify-content: center; padding: 6vh 16px; overflow-y: auto;
}
.modal {
  background: var(--surface); border: 1px solid var(--border); border-radius: 10px;
  width: 100%; max-width: 520px; box-shadow: 0 20px 60px rgba(0,0,0,.5);
}
.modal-wide { max-width: 780px; }
.modal-head { display: flex; justify-content: space-between; align-items: center; padding: 14px 18px; border-bottom: 1px solid var(--border); }
.modal-head h3 { font-size: 15px; }
.modal-close { background: none; border: none; color: var(--text-muted); font-size: 22px; cursor: pointer; line-height: 1; padding: 2px 6px; }
.modal-close:hover { color: var(--text); }
.modal-body { padding: 16px 18px; max-height: 68vh; overflow-y: auto; }
.modal-foot { display: flex; justify-content: flex-end; gap: 10px; padding: 14px 18px; border-top: 1px solid var(--border); }

/* ===== Toast ===== */
#toast-container { position: fixed; top: 18px; right: 18px; z-index: 300; display: flex; flex-direction: column; gap: 10px; }
.toast {
  background: var(--surface-2); border: 1px solid var(--border); border-left: 3px solid var(--success);
  border-radius: 8px; padding: 11px 16px; min-width: 240px; max-width: 360px; font-size: 13px;
  box-shadow: 0 8px 30px rgba(0,0,0,.4); animation: toast-in .18s ease-out;
}
.toast.err { border-left-color: var(--danger); }
@keyframes toast-in { from { opacity: 0; transform: translateX(24px); } to { opacity: 1; transform: none; } }

/* ===== Login ===== */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: radial-gradient(ellipse at top, #16203a 0%, var(--bg) 65%); padding: 16px; }
.login-card { width: 100%; max-width: 380px; padding: 30px; text-align: center; }
.login-card h1 { margin: 8px 0 2px; }
.login-card .sub { color: var(--text-muted); font-size: 13px; margin-bottom: 18px; }
.login-card label.f-label { text-align: left; }

/* ===== Detail SIM ===== */
.info-grid { display: grid; grid-template-columns: 130px 1fr 130px 1fr; gap: 8px 12px; font-size: 13px; }
.info-grid .k { color: var(--text-muted); }
.info-grid .v { word-break: break-word; }
@media (max-width: 700px) { .info-grid { grid-template-columns: 110px 1fr; } }
.timeline { margin-top: 6px; }
.timeline-item { display: flex; gap: 12px; padding: 9px 0; border-bottom: 1px dashed var(--border); font-size: 12.5px; }
.timeline-item:last-child { border-bottom: none; }
.timeline-time { color: var(--text-muted); white-space: nowrap; min-width: 130px; }
.tags-check { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 6px; }
.tags-check label { display: flex; align-items: center; gap: 5px; cursor: pointer; background: var(--bg); border: 1px solid var(--border); border-radius: 999px; padding: 3px 10px; font-size: 12px; }
.tags-check input { accent-color: var(--accent); }

/* misc */
.mt8 { margin-top: 8px; } .mt12 { margin-top: 12px; } .mt16 { margin-top: 16px; }
.mb8 { margin-bottom: 8px; } .mb12 { margin-bottom: 12px; }
.text-muted { color: var(--text-muted); }
.text-success { color: var(--success); } .text-danger { color: var(--danger); } .text-warn { color: var(--warn); }
.loading { padding: 40px; text-align: center; color: var(--text-muted); }
.crud-head { display: flex; gap: 10px; margin-bottom: 14px; align-items: center; }
.crud-head .input { max-width: 300px; }
.alert { border: 1px solid; border-radius: 8px; padding: 10px 14px; font-size: 13px; margin-bottom: 12px; }
.alert.err { border-color: rgba(220,38,38,.4); background: rgba(220,38,38,.08); color: #f87171; }
.alert.ok { border-color: rgba(22,163,74,.4); background: rgba(22,163,74,.08); color: #4ade80; }
.kv-note { color: var(--text-muted); font-size: 12px; }