/**
 * Tema admin formal biru-hijau — gunakan dengan Bootstrap 5 + Bootstrap Icons (CDN di layout).
 * Document root: public/ → URL aset: base_url('assets/css/app.css')
 */

:root {
  --app-primary: #0d6e6e;
  --app-primary-dark: #084f4f;
  --app-primary-light: #14a3a3;
  --app-accent: #198754;
  --app-accent-soft: #d1e7dd;
  --app-sidebar-bg: #0a4d4d;
  --app-sidebar-width: 260px;
  --app-topbar-height: 56px;
  --app-body-bg: #eef4f4;
  --app-card-border: rgba(13, 110, 110, 0.12);
  --app-text-muted: #5c7373;
  --app-sidebar-link: rgba(255, 255, 255, 0.82);
  --app-sidebar-link-hover: #ffffff;
  --app-sidebar-active-bg: rgba(255, 255, 255, 0.12);
  --app-font: "Segoe UI", system-ui, -apple-system, sans-serif;
}

html,
body {
  height: 100%;
}

body.app-body {
  font-family: var(--app-font);
  background-color: var(--app-body-bg);
  color: #1a2e2e;
}

/* Layout */
.app-wrapper {
  display: flex;
  min-height: 100vh;
}

.app-sidebar {
  width: var(--app-sidebar-width);
  flex-shrink: 0;
  background: linear-gradient(180deg, var(--app-sidebar-bg) 0%, #063838 100%);
  color: #fff;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 1040;
  overflow-y: auto;
  box-shadow: 4px 0 24px rgba(0, 0, 0, 0.12);
}

.app-sidebar-brand {
  padding: 1.25rem 1.25rem 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.app-sidebar-brand .brand-title {
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
  margin: 0;
  line-height: 1.3;
}

.app-sidebar-brand .brand-sub {
  font-size: 0.75rem;
  opacity: 0.65;
  margin-top: 0.25rem;
}

.app-nav {
  padding: 0.75rem 0.5rem 1.5rem;
}

.app-nav-section {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.45);
  padding: 0.75rem 0.75rem 0.35rem;
  margin-top: 0.5rem;
}

.app-nav-link {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.55rem 0.75rem;
  margin: 0.15rem 0.35rem;
  border-radius: 0.375rem;
  color: var(--app-sidebar-link);
  text-decoration: none;
  font-size: 0.925rem;
  transition: background 0.15s ease, color 0.15s ease;
}

.app-nav-link i {
  font-size: 1.1rem;
  width: 1.35rem;
  text-align: center;
  opacity: 0.9;
}

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

.app-nav-link.active {
  color: #fff;
  background: var(--app-sidebar-active-bg);
  font-weight: 600;
}

.app-nav-link.active i {
  color: var(--app-primary-light);
}

.app-nav-children {
  margin-left: 0.5rem;
  padding-left: 0.5rem;
  border-left: 1px solid rgba(255, 255, 255, 0.1);
}

.app-nav-children .app-nav-link {
  font-size: 0.875rem;
  padding: 0.45rem 0.65rem;
}

.app-main {
  flex: 1;
  margin-left: var(--app-sidebar-width);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.app-topbar {
  height: var(--app-topbar-height);
  background: #fff;
  border-bottom: 1px solid var(--app-card-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  position: sticky;
  top: 0;
  z-index: 1030;
}

.app-topbar-title {
  font-weight: 600;
  color: var(--app-primary-dark);
  margin: 0;
  font-size: 1.1rem;
}

.app-content {
  padding: 1.5rem;
  flex: 1;
}

/* Cards & tables */
.app-card {
  background: #fff;
  border: 1px solid var(--app-card-border);
  border-radius: 0.5rem;
  box-shadow: 0 1px 3px rgba(13, 110, 110, 0.06);
}

.app-card-header {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--app-card-border);
  background: linear-gradient(90deg, rgba(13, 110, 110, 0.04), transparent);
  font-weight: 600;
  color: var(--app-primary-dark);
}

.app-card-body {
  padding: 1.25rem;
}

.app-stat {
  border-left: 4px solid var(--app-primary);
}

.app-stat.stat-success {
  border-left-color: var(--app-accent);
}

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

.app-stat .stat-label {
  font-size: 0.8rem;
  color: var(--app-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* Buttons override */
.btn-app-primary {
  background-color: var(--app-primary);
  border-color: var(--app-primary);
  color: #fff;
}

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

.btn-outline-app {
  color: var(--app-primary);
  border-color: var(--app-primary);
}

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

/* Login page */
.app-auth-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(circle at 20% 20%, rgba(255,255,255,0.12), transparent 40%),
    radial-gradient(circle at 80% 80%, rgba(25,135,84,0.25), transparent 35%),
    linear-gradient(135deg, var(--app-primary-dark) 0%, #0d6e6e 45%, var(--app-accent) 100%);
  padding: 2rem;
}

.app-auth-card {
  width: 100%;
  max-width: 440px;
  border: none;
  border-radius: 1rem;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
  overflow: hidden;
}

.app-auth-card .card-header {
  background: #fff;
  border-bottom: none;
  text-align: center;
  padding: 2rem 1.5rem 0.5rem;
}

.app-auth-card .card-body {
  background: #fff;
}

.app-auth-logo {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  background: var(--app-accent-soft);
  color: var(--app-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.85rem;
  margin-bottom: 0.85rem;
  box-shadow: inset 0 0 0 1px rgba(13,110,110,0.12);
}

.app-auth-card .form-control:focus,
.app-auth-card .input-group-text {
  border-color: rgba(13,110,110,0.35);
}

.app-auth-card .form-control:focus {
  box-shadow: 0 0 0 0.2rem rgba(13,110,110,0.15);
}

.app-auth-card .input-group-text {
  background: #f4faf9;
  color: var(--app-primary);
}

.app-auth-captcha {
  display: flex;
  align-items: stretch;
  gap: 0.5rem;
}

.app-auth-captcha-question {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  min-width: 5.5rem;
  padding: 0 0.75rem;
  border: 1px solid #dee2e6;
  border-radius: 0.5rem;
  background: #f4faf9;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--app-primary-dark, #0a5c5c);
  white-space: nowrap;
}

.app-auth-captcha #captcha_answer {
  flex: 1 1 auto;
  max-width: 7rem;
}

.app-auth-captcha #btnCaptchaRefresh {
  flex: 0 0 auto;
  min-width: 3rem;
}

.app-auth-captcha #btnCaptchaRefresh.is-spinning i {
  display: inline-block;
  animation: app-auth-spin 0.7s linear infinite;
}

@keyframes app-auth-spin {
  to { transform: rotate(360deg); }
}

/* Primary button brand */
.btn-primary {
  background-color: var(--app-primary);
  border-color: var(--app-primary);
}
.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--app-primary-dark);
  border-color: var(--app-primary-dark);
}

/* Toast container (Bootstrap toasts) */
.app-toast-container {
  position: fixed;
  top: calc(var(--app-topbar-height) + 0.75rem);
  right: 1rem;
  z-index: 1090;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-width: min(420px, calc(100vw - 2rem));
  pointer-events: none;
}

.app-toast-container .toast {
  pointer-events: auto;
  border: none;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.app-toast-container .toast-header {
  font-weight: 600;
}

.app-toast-container .toast.toast-success .toast-header {
  background-color: var(--app-accent-soft);
  color: #0f5132;
}

.app-toast-container .toast.toast-error .toast-header {
  background-color: #f8d7da;
  color: #842029;
}

.app-toast-container .toast.toast-info .toast-header {
  background-color: #cff4fc;
  color: #055160;
}

.app-toast-container .toast.toast-warning .toast-header {
  background-color: #fff3cd;
  color: #664d03;
}

/* Flash message bar (fallback) */
.app-flash {
  border-radius: 0.375rem;
  padding: 0.75rem 1rem;
  margin-bottom: 1rem;
  border-left: 4px solid var(--app-primary);
  background: #fff;
}

.app-flash.success {
  border-left-color: var(--app-accent);
  background: var(--app-accent-soft);
}

.app-flash.error {
  border-left-color: #dc3545;
  background: #f8d7da;
}

/* Responsive sidebar */
@media (max-width: 991.98px) {
  .app-sidebar {
    transform: translateX(-100%);
    transition: transform 0.25s ease;
  }

  .app-sidebar.show {
    transform: translateX(0);
  }

  .app-main {
    margin-left: 0;
  }

  .app-sidebar-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 1035;
  }

  .app-sidebar-backdrop.show {
    display: block;
  }
}

/* Data table tweaks */
.table-app thead th {
  background: rgba(13, 110, 110, 0.06);
  color: var(--app-primary-dark);
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  border-bottom-width: 1px;
}

.table-app tbody tr:hover {
  background-color: rgba(13, 110, 110, 0.03);
}

.badge-status-draft {
  background-color: #6c757d;
}

.badge-status-diajukan {
  background-color: #0dcaf0;
  color: #000;
}

.badge-status-diverifikasi {
  background-color: var(--app-primary);
}

.badge-status-disetujui {
  background-color: var(--app-accent);
}

.badge-status-ditolak {
  background-color: #dc3545;
}

@media print {
  .no-print,
  .app-sidebar,
  .app-topbar,
  .sidebar-toggle,
  .toast-container {
    display: none !important;
  }
  .app-main {
    margin-left: 0 !important;
    width: 100% !important;
  }
  .print-friendly .card {
    box-shadow: none !important;
    border: 1px solid #dee2e6 !important;
  }
}

/* Storage styles moved to public/assets/css/storage.css (MVP File Manager) */