/* BKK SMK Nur El Falah — Brand styles */
:root {
  --bkk-primary: #0F5132;
  --bkk-primary-dark: #0a3a24;
  --bkk-primary-light: #198754;
  --bkk-gold: #FFC107;
  --bkk-gold-dark: #e0a800;
  --bkk-bg: #F8F9FA;
  --bkk-text: #212529;
  --bkk-radius: 1rem;
  --bkk-shadow: 0 0.5rem 1.5rem rgba(15, 81, 50, 0.12);
}

body {
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  background: var(--bkk-bg);
  color: var(--bkk-text);
  min-height: 100vh;
}

/* Hero / landing atmosphere */
.bkk-hero {
  background:
    radial-gradient(ellipse at 20% 20%, rgba(255, 193, 7, 0.18), transparent 50%),
    radial-gradient(ellipse at 80% 0%, rgba(25, 135, 84, 0.25), transparent 45%),
    linear-gradient(160deg, #0F5132 0%, #146c43 45%, #0a3a24 100%);
  color: #fff;
  padding: 3rem 0 4rem;
  position: relative;
  overflow: hidden;
}

.bkk-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 64px;
  background: linear-gradient(to top, var(--bkk-bg), transparent);
}

.bkk-brand {
  font-weight: 800;
  letter-spacing: 0.02em;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  line-height: 1.2;
}

.bkk-brand span {
  color: var(--bkk-gold);
}

.bkk-tagline {
  opacity: 0.92;
  max-width: 36rem;
}

/* Cards */
.bkk-card {
  border: 0;
  border-radius: var(--bkk-radius);
  box-shadow: var(--bkk-shadow);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  height: 100%;
  overflow: hidden;
}

.bkk-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 1rem 2rem rgba(15, 81, 50, 0.18);
}

.bkk-card .icon-wrap {
  width: 64px;
  height: 64px;
  border-radius: 1rem;
  display: grid;
  place-items: center;
  background: rgba(15, 81, 50, 0.1);
  color: var(--bkk-primary);
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.bkk-card-gold .icon-wrap {
  background: rgba(255, 193, 7, 0.2);
  color: #997404;
}

.btn-bkk {
  background: var(--bkk-primary);
  border-color: var(--bkk-primary);
  color: #fff;
  font-weight: 600;
}

.btn-bkk:hover,
.btn-bkk:focus {
  background: var(--bkk-primary-dark);
  border-color: var(--bkk-primary-dark);
  color: #fff;
}

.btn-bkk-gold {
  background: var(--bkk-gold);
  border-color: var(--bkk-gold);
  color: #212529;
  font-weight: 600;
}

.btn-bkk-gold:hover {
  background: var(--bkk-gold-dark);
  border-color: var(--bkk-gold-dark);
  color: #212529;
}

.sub-card {
  cursor: pointer;
  border: 1px solid rgba(15, 81, 50, 0.12);
  border-radius: 0.75rem;
  padding: 1.25rem;
  transition: background 0.2s, border-color 0.2s;
}

.sub-card:hover {
  background: rgba(15, 81, 50, 0.06);
  border-color: var(--bkk-primary);
}

/* Admin */
.admin-sidebar {
  min-height: 100vh;
  background: linear-gradient(180deg, var(--bkk-primary) 0%, var(--bkk-primary-dark) 100%);
  color: #fff;
}

.admin-sidebar .nav-link {
  color: rgba(255, 255, 255, 0.85);
  border-radius: 0.5rem;
  margin-bottom: 0.25rem;
}

.admin-sidebar .nav-link:hover,
.admin-sidebar .nav-link.active {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}

.admin-sidebar .nav-link.active {
  border-left: 3px solid var(--bkk-gold);
}

.stat-widget {
  border: 0;
  border-radius: var(--bkk-radius);
  box-shadow: var(--bkk-shadow);
  border-left: 4px solid var(--bkk-primary);
}

.stat-widget.gold {
  border-left-color: var(--bkk-gold);
}

.stat-widget .stat-value {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--bkk-primary);
}

.password-meter {
  height: 6px;
  border-radius: 3px;
  background: #dee2e6;
  overflow: hidden;
}

.password-meter > span {
  display: block;
  height: 100%;
  width: 0;
  transition: width 0.25s, background 0.25s;
}

.ticket-box {
  background: rgba(15, 81, 50, 0.08);
  border: 2px dashed var(--bkk-primary);
  border-radius: 0.75rem;
  padding: 1.5rem;
  text-align: center;
}

.progress-thin {
  height: 8px;
}

.table thead th {
  background: rgba(15, 81, 50, 0.06);
  font-weight: 600;
  white-space: nowrap;
}

.badge-pending { background: #ffc107; color: #212529; }
.badge-diproses { background: #0d6efd; }
.badge-selesai { background: #198754; }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate-up {
  animation: fadeUp 0.5s ease both;
}

.animate-up.delay-1 { animation-delay: 0.1s; }
.animate-up.delay-2 { animation-delay: 0.2s; }
.animate-up.delay-3 { animation-delay: 0.3s; }
.animate-up.delay-4 { animation-delay: 0.4s; }

/* Expand-row detail iuran (penempatan) */
.btn-outline-bkk {
  color: var(--bkk-primary);
  border-color: var(--bkk-primary);
  background: transparent;
}

.btn-outline-bkk:hover,
.btn-outline-bkk:focus,
.btn-outline-bkk.active {
  color: #fff;
  background: var(--bkk-primary);
  border-color: var(--bkk-primary);
}

.btn-toggle-iuran .btn-iuran-chevron {
  transition: transform 0.25s ease;
  font-size: 0.7rem;
}

.btn-toggle-iuran.active .btn-iuran-chevron,
.btn-toggle-iuran[aria-expanded="true"] .btn-iuran-chevron {
  transform: rotate(180deg);
}

.penempatan-row.is-expanded {
  background: rgba(15, 81, 50, 0.06);
  box-shadow: inset 3px 0 0 var(--bkk-gold);
}

.penempatan-row.is-expanded td {
  border-bottom-color: transparent;
}

.iuran-expand-row > td {
  background: transparent;
}

.iuran-detail-panel {
  margin: 0 0.5rem 0.75rem 1.25rem;
  padding: 1rem 1.15rem;
  background: #f1f5f3;
  border: 1px solid rgba(15, 81, 50, 0.12);
  border-left: 3px solid var(--bkk-primary);
  border-radius: 0 0.5rem 0.5rem 0.5rem;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

.iuran-detail-label {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--bkk-primary);
  background: rgba(255, 193, 7, 0.35);
  border-radius: 0.25rem;
  padding: 0.15rem 0.45rem;
}

.iuran-inner-table thead th {
  background: rgba(15, 81, 50, 0.08);
  font-size: 0.85rem;
}

.iuran-collapse {
  transition: height 0.3s ease;
}

@media (max-width: 767.98px) {
  .admin-sidebar {
    min-height: auto;
  }

  .iuran-detail-panel {
    margin-left: 0.35rem;
    margin-right: 0.35rem;
  }
}