/* =========================================================
   Arum Seluler — Admin Panel (stylesheet sementara)
   Ganti file ini dengan style.css milik Anda kapan saja;
   nama class di HTML sudah dibuat generik agar mudah dipasangkan.
   ========================================================= */

:root {
  --color-bg:        #F4F6F8;
  --color-surface:   #FFFFFF;
  --color-border:    #E3E7EC;
  --color-text:      #1F2933;
  --color-text-soft: #64748B;
  --color-primary:   #146C94;
  --color-primary-dark: #0F5573;
  --color-danger:    #D6455D;
  --color-success:   #1E8E5A;
  --color-success-bg:#E6F6ED;
  --color-danger-bg: #FCE9EC;
  --sidebar-width:   240px;
  --radius:          10px;
  --font-sans: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
}

a { text-decoration: none; color: inherit; }

.app {
  display: flex;
  min-height: 100vh;
}

/* ---------- Sidebar ---------- */
.sidebar {
  width: var(--sidebar-width);
  flex-shrink: 0;
  background: var(--color-primary-dark);
  color: #fff;
  padding: 24px 16px;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 8px 24px;
  border-bottom: 1px solid rgba(255,255,255,0.15);
  margin-bottom: 20px;
}

.sidebar-brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: #fff;
  color: var(--color-primary-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
}

.sidebar-brand-name {
  font-weight: 600;
  font-size: 15px;
}

.sidebar-group-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.55);
  margin: 20px 8px 8px;
}

.nav-link {
  display: block;
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 14px;
  color: rgba(255,255,255,0.85);
  margin-bottom: 2px;
}

.nav-link:hover {
  background: rgba(255,255,255,0.08);
}

.nav-link.is-active {
  background: #fff;
  color: var(--color-primary-dark);
  font-weight: 600;
}

/* ---------- Main / topbar ---------- */
.main {
  flex: 1;
  min-width: 0;
}

.topbar {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: 18px 32px;
}

.topbar-title {
  margin: 0;
  font-size: 20px;
  font-weight: 600;
}

.content {
  padding: 28px 32px 60px;
}

/* ---------- Alerts ---------- */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius);
  margin-bottom: 20px;
  font-size: 14px;
}

.alert-success {
  background: var(--color-success-bg);
  color: var(--color-success);
}

.alert-error {
  background: var(--color-danger-bg);
  color: var(--color-danger);
}

/* ---------- Dashboard cards ---------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.summary-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 20px;
  transition: box-shadow 0.15s ease, transform 0.15s ease;
}

.summary-card:hover {
  box-shadow: 0 6px 18px rgba(20, 108, 148, 0.12);
  transform: translateY(-2px);
}

.summary-card-label {
  margin: 0 0 6px;
  font-size: 13px;
  color: var(--color-text-soft);
}

.summary-card-value {
  margin: 0 0 6px;
  font-size: 24px;
  font-weight: 700;
  color: var(--color-primary-dark);
}

.summary-card-sub {
  margin: 0;
  font-size: 12px;
  color: var(--color-text-soft);
}

/* ---------- Panel ---------- */
.panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px;
}

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.panel-title {
  margin: 0 0 4px;
  font-size: 17px;
  font-weight: 600;
}

.panel-text {
  margin: 0;
  font-size: 13px;
  color: var(--color-text-soft);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  font-family: inherit;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
}

.btn-primary:hover { background: var(--color-primary-dark); }

.btn-outline {
  background: transparent;
  border-color: var(--color-border);
  color: var(--color-text);
}

.btn-outline:hover { background: var(--color-bg); }

.btn-danger {
  background: var(--color-danger-bg);
  color: var(--color-danger);
}

.btn-danger:hover { background: #f7d3da; }

.btn-sm {
  padding: 6px 10px;
  font-size: 12.5px;
}

.inline-form { display: inline; }

/* ---------- Table ---------- */
.table-wrap {
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}

.data-table th, .data-table td {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}

.data-table th {
  color: var(--color-text-soft);
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.data-table tbody tr:hover {
  background: var(--color-bg);
}

.col-aksi {
  display: flex;
  gap: 8px;
}

.empty-state {
  text-align: center;
  color: var(--color-text-soft);
  padding: 32px !important;
}

/* ---------- Modal ---------- */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
  align-items: center;
  justify-content: center;
  z-index: 50;
  padding: 16px;
}

.modal-overlay.is-open {
  display: flex;
}

.modal {
  background: var(--color-surface);
  border-radius: var(--radius);
  width: 100%;
  max-width: 420px;
  overflow: hidden;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
  border-bottom: 1px solid var(--color-border);
}

.modal-header h3 {
  margin: 0;
  font-size: 16px;
}

.modal-close {
  border: none;
  background: none;
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
  color: var(--color-text-soft);
}

.modal-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  padding: 16px 20px;
  border-top: 1px solid var(--color-border);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-soft);
}

.form-group input {
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 14px;
  font-family: inherit;
}

.form-group input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(20, 108, 148, 0.15);
}

.form-hint {
  margin: 0;
  font-size: 12.5px;
  color: var(--color-text-soft);
}

/* ---------- Responsive ---------- */
@media (max-width: 720px) {
  .app { flex-direction: column; }
  .sidebar { width: 100%; }
  .content { padding: 20px; }
}