:root {
  /* Monochrome Minimalist Base - Pure Black Default */
  --bg-primary: #000000;
  --bg-surface: #0c0c0e;
  --bg-surface-elevated: #16161a;
  --bg-card: #101014;
  --bg-input: #121216;
  --bg-light: #ffffff;
  --bg-light-subtle: #f4f4f5;
  --bg-light-surface: #ffffff;
  
  /* Text */
  --text-primary: #ffffff;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;
  --text-dark: #09090b;
  --text-dark-muted: #52525b;

  /* Indonesian Brand Accent (#FF0000 & #FFFFFF) */
  --accent-red: #ff0000;
  --accent-red-hover: #d90000;
  --accent-red-subtle: rgba(255, 0, 0, 0.1);
  --accent-black: #000000;
  --accent-white: #ffffff;

  /* Semantic Action Colors */
  --color-danger: #ff0000;
  --color-danger-hover: #d90000;
  --color-danger-bg: rgba(255, 0, 0, 0.12);

  --color-success: #16a34a;
  --color-success-hover: #15803d;
  --color-success-bg: rgba(22, 163, 74, 0.12);

  --color-warning: #ca8a04;
  --color-warning-hover: #a16207;
  --color-warning-bg: rgba(202, 138, 4, 0.12);

  --color-info: #2563eb;
  --color-info-hover: #1d4ed8;
  --color-info-bg: rgba(37, 99, 235, 0.12);

  /* Clean Crisp Borders */
  --border-color: #27272a;
  --border-color-light: #e4e4e7;
  --border-color-red: #ff0000;
  --border-color-strong: #3f3f46;

  /* Standard Minimalist Radii */
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 10px;
  --radius-full: 9999px;

  /* Subtle Crisp Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 16px -2px rgba(0, 0, 0, 0.5);

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

/* Light Theme Mode (Pure White Minimalist) */
[data-theme="light"] {
  --bg-primary: #ffffff;
  --bg-surface: #f8fafc;
  --bg-surface-elevated: #f1f5f9;
  --bg-card: #ffffff;
  --bg-input: #ffffff;
  --bg-light: #ffffff;
  --bg-light-subtle: #f1f5f9;
  --bg-light-surface: #ffffff;

  /* Rich high-contrast text for light mode - sharp and vibrant */
  --text-primary: #09090b;
  --text-secondary: #334155;
  --text-muted: #475569;
  --text-dark: #09090b;
  --text-dark-muted: #475569;

  --border-color: #e2e8f0;
  --border-color-strong: #94a3b8;

  --color-danger-bg: #fee2e2;
  --color-success-bg: #dcfce7;
  --color-warning-bg: #fef3c7;
  --color-info-bg: #e0f2fe;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .btn-secondary {
  background-color: #f1f5f9;
  border-color: #cbd5e1;
  color: #0f172a;
}

[data-theme="light"] .btn-secondary:hover {
  background-color: #e2e8f0;
  border-color: #94a3b8;
  color: #000000;
}

[data-theme="light"] .card {
  background-color: #ffffff;
  border-color: #e2e8f0;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.04);
}

[data-theme="light"] .table th {
  background-color: #f1f5f9;
  color: #0f172a;
  border-color: #e2e8f0;
  font-weight: 700;
}

[data-theme="light"] .table td {
  color: #09090b;
  border-color: #e2e8f0;
}

[data-theme="light"] .form-label {
  color: #09090b;
  font-weight: 600;
}

[data-theme="light"] .form-control {
  background-color: #ffffff;
  color: #09090b;
  border-color: #cbd5e1;
}

[data-theme="light"] .form-control:focus {
  border-color: var(--accent-red);
}

[data-theme="light"] .form-text {
  color: #475569;
}

[data-theme="light"] .badge-gray {
  background-color: #f1f5f9;
  color: #334155;
  border-color: #cbd5e1;
}

[data-theme="light"] .text-muted {
  color: #475569 !important;
}

[data-theme="light"] .sidebar-system-card,
[data-theme="light"] .sidebar-user-card {
  background-color: #f8fafc;
  border-color: #e2e8f0;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
  width: 100%;
  max-width: 100%;
  overflow-x: clip;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  width: 100%;
  max-width: 100%;
  overflow-x: clip;
  position: relative;
  transition: background-color 0.15s ease, color 0.15s ease;
}

/* Page Loader */
#global-page-loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--accent-red);
  z-index: 99999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s ease;
}

#global-page-loader.active {
  opacity: 1;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.15s ease, background-color 0.15s ease, border-color 0.15s ease;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

/* Typography Scale */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.3;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.text-red { color: var(--accent-red) !important; }
.text-white { color: #ffffff !important; }
.text-muted { color: var(--text-secondary) !important; }
.text-success { color: var(--color-success) !important; }
.text-warning { color: var(--color-warning) !important; }
.text-info { color: var(--color-info) !important; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

.section-tag {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--accent-red);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
  background: transparent !important;
  border: none !important;
  padding: 0 !important;
  border-radius: 0 !important;
  box-shadow: none !important;
  line-height: 1.4;
}

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* ====================================================
   BUTTONS SYSTEM - Consistent Heights & Semantic Colors
   ==================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 600;
  height: 38px;
  padding: 0 1.15rem;
  border-radius: var(--radius-xs);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
  font-size: 0.875rem;
  line-height: 1;
  text-align: center;
  white-space: nowrap;
  user-select: none;
  box-sizing: border-box;
}

.btn-sm {
  height: 32px;
  padding: 0 0.75rem;
  font-size: 0.8125rem;
}

.btn-lg {
  height: 44px;
  padding: 0 1.5rem;
  font-size: 0.95rem;
}

/* Primary (Indonesian Red #FF0000) */
.btn-primary {
  background-color: var(--accent-red);
  color: #ffffff;
  border-color: var(--accent-red);
}
.btn-primary:hover {
  background-color: var(--accent-red-hover);
  border-color: var(--accent-red-hover);
  color: #ffffff;
}

.btn-outline-primary {
  background-color: transparent;
  color: var(--text-primary);
  border-color: var(--accent-red);
}
.btn-outline-primary:hover {
  background-color: var(--accent-red);
  color: #ffffff;
}

/* Secondary / Neutral */
.btn-secondary {
  background-color: var(--bg-surface-elevated);
  color: var(--text-primary);
  border-color: var(--border-color);
}
.btn-secondary:hover {
  background-color: var(--border-color-strong);
  border-color: var(--border-color-strong);
  color: var(--text-primary);
}

/* Light / White Button */
.btn-light, .btn-white {
  background-color: #ffffff;
  color: #000000;
  border-color: #e4e4e7;
}
.btn-light:hover, .btn-white:hover {
  background-color: #f4f4f5;
  border-color: #d4d4d8;
}

/* Danger / Salah / Hapus (#FF0000) */
.btn-danger, .btn-error {
  background-color: var(--color-danger);
  color: #ffffff;
  border-color: var(--color-danger);
}
.btn-danger:hover, .btn-error:hover {
  background-color: var(--color-danger-hover);
  border-color: var(--color-danger-hover);
  color: #ffffff;
}

.btn-outline-danger {
  background-color: transparent;
  color: var(--color-danger);
  border-color: var(--color-danger);
}
.btn-outline-danger:hover {
  background-color: var(--color-danger);
  color: #ffffff;
}

/* Success / Benar / Setujui (#16A34A) */
.btn-success {
  background-color: var(--color-success);
  color: #ffffff;
  border-color: var(--color-success);
}
.btn-success:hover {
  background-color: var(--color-success-hover);
  border-color: var(--color-success-hover);
  color: #ffffff;
}

.btn-outline-success {
  background-color: transparent;
  color: var(--color-success);
  border-color: var(--color-success);
}
.btn-outline-success:hover {
  background-color: var(--color-success);
  color: #ffffff;
}

/* Warning / Ragu / Bookmark (#CA8A04) */
.btn-warning, .btn-bookmark, .btn-flag {
  background-color: var(--color-warning);
  color: #ffffff;
  border-color: var(--color-warning);
}
.btn-warning:hover, .btn-bookmark:hover, .btn-flag:hover {
  background-color: var(--color-warning-hover);
  border-color: var(--color-warning-hover);
  color: #ffffff;
}

.btn-outline-warning {
  background-color: transparent;
  color: var(--color-warning);
  border-color: var(--color-warning);
}
.btn-outline-warning:hover {
  background-color: var(--color-warning);
  color: #ffffff;
}

/* Info / Edit / Biru (#2563EB) */
.btn-info, .btn-edit, .btn-blue {
  background-color: var(--color-info);
  color: #ffffff;
  border-color: var(--color-info);
}
.btn-info:hover, .btn-edit:hover, .btn-blue:hover {
  background-color: var(--color-info-hover);
  border-color: var(--color-info-hover);
  color: #ffffff;
}

.btn-outline-info {
  background-color: transparent;
  color: var(--color-info);
  border-color: var(--color-info);
}
.btn-outline-info:hover {
  background-color: var(--color-info);
  color: #ffffff;
}

/* Saweria Donation Button - Solid Red */
.btn-saweria {
  background-color: #ff0000;
  color: #ffffff;
  border: 1px solid #ff0000;
  font-weight: 700;
}
.btn-saweria:hover {
  background-color: #d90000;
  border-color: #d90000;
  color: #ffffff;
}

.btn-block {
  width: 100%;
}

/* ====================================================
   BADGES & STATUS PILLS
   ==================================================== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.2rem 0.55rem;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-xs);
  line-height: 1;
}

.badge-red, .badge-danger {
  background-color: var(--color-danger-bg);
  color: #ef4444;
  border: 1px solid rgba(239, 68, 68, 0.35);
}

.badge-green, .badge-success {
  background-color: var(--color-success-bg);
  color: #22c55e;
  border: 1px solid rgba(34, 197, 94, 0.35);
}

.badge-yellow, .badge-warning {
  background-color: var(--color-warning-bg);
  color: #eab308;
  border: 1px solid rgba(234, 179, 8, 0.35);
}

.badge-blue, .badge-info {
  background-color: var(--color-info-bg);
  color: #3b82f6;
  border: 1px solid rgba(59, 130, 246, 0.35);
}

.badge-gray {
  background-color: var(--bg-surface-elevated);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}

.section-tag {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--accent-red);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
  background: transparent !important;
  border: none !important;
  padding: 0 !important;
  border-radius: 0 !important;
  box-shadow: none !important;
  line-height: 1.4;
}

/* ====================================================
   CARDS & SURFACES
   ==================================================== */
.card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 1.5rem;
}

/* Subscription Status Card Component */
.sub-status-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 1.25rem 1.5rem;
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.25rem;
  transition: border-color 0.15s ease;
}

.sub-status-card.active {
  border-left: 4px solid var(--color-success);
}

.sub-status-card.expired {
  border-left: 4px solid var(--accent-red);
}

.sub-status-left {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex: 1;
  min-width: 260px;
}

.sub-status-icon {
  width: 44px;
  height: 44px;
  min-width: 44px;
  border-radius: var(--radius-xs);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
}

.sub-status-icon.active {
  color: var(--color-success);
  background-color: var(--color-success-bg);
  border-color: rgba(34, 197, 94, 0.3);
}

.sub-status-icon.expired {
  color: var(--accent-red);
  background-color: var(--color-danger-bg);
  border-color: rgba(239, 68, 68, 0.3);
}

.sub-status-title {
  font-size: 1rem;
  font-weight: 700;
  margin: 0;
  color: var(--text-primary);
  line-height: 1.3;
}

.sub-status-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 0.25rem;
  line-height: 1.5;
}

.sub-status-action {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--border-color);
}

/* Form Controls */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.45rem;
  color: var(--text-primary);
}

.form-control {
  width: 100%;
  padding: 0.55rem 0.85rem;
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xs);
  color: var(--text-primary);
  font-size: 0.875rem;
  transition: border-color 0.15s ease;
  box-sizing: border-box;
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-red);
}

.form-control::placeholder {
  color: var(--text-muted);
}

textarea.form-control {
  min-height: 90px;
  resize: vertical;
}

select.form-control {
  cursor: pointer;
  background-color: var(--bg-input);
  color: var(--text-primary);
}

select.form-control option {
  background-color: var(--bg-surface);
  color: var(--text-primary);
  padding: 0.5rem;
}

.form-text {
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-top: 0.35rem;
}

/* Alerts */
.alert {
  padding: 0.85rem 1.15rem;
  border-radius: var(--radius-xs);
  margin-bottom: 1.25rem;
  font-size: 0.875rem;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  line-height: 1.5;
}

.alert-success {
  background-color: var(--color-success-bg);
  border: 1px solid rgba(34, 197, 94, 0.4);
  color: #16a34a;
}

.alert-error, .alert-danger {
  background-color: var(--color-danger-bg);
  border: 1px solid rgba(239, 68, 68, 0.4);
  color: #dc2626;
}

.alert-warning {
  background-color: var(--color-warning-bg);
  border: 1px solid rgba(202, 138, 4, 0.4);
  color: #ca8a04;
}

.alert-info {
  background-color: var(--color-info-bg);
  border: 1px solid rgba(37, 99, 235, 0.4);
  color: #2563eb;
}

/* ====================================================
   TABLES & FILTER BAR (Clean & Organized)
   ==================================================== */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xs);
  background-color: var(--bg-surface);
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  display: block;
  margin-bottom: 0.5rem;
}

.table-responsive::-webkit-scrollbar {
  height: 6px;
}

.table-responsive::-webkit-scrollbar-track {
  background: var(--bg-surface-elevated);
  border-radius: 3px;
}

.table-responsive::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 3px;
}

.table-responsive::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

.table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.85rem;
}

.table th {
  background-color: var(--bg-surface-elevated);
  color: var(--text-secondary);
  font-weight: 700;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.table td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-primary);
  vertical-align: middle;
}

.table tr:last-child td {
  border-bottom: none;
}

.table tr:hover td {
  background-color: var(--bg-surface-elevated);
}

.filter-bar {
  display: flex;
  gap: 0.65rem;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.search-box {
  flex: 1;
  min-width: 220px;
  position: relative;
  display: flex;
  align-items: center;
}

.search-icon {
  position: absolute;
  left: 10px;
  color: var(--text-muted);
  pointer-events: none;
}

.search-box .form-control {
  padding-left: 32px;
}

.filter-actions {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  flex-wrap: wrap;
}

/* Theme Toggle Button */
.theme-toggle-btn {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  height: 32px;
  width: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-xs);
  cursor: pointer;
  padding: 0;
  transition: border-color 0.15s ease, color 0.15s ease;
}

.theme-toggle-btn:hover {
  border-color: var(--accent-red);
  color: var(--accent-red);
}

.theme-toggle-btn .sun-icon {
  display: block;
}
.theme-toggle-btn .moon-icon {
  display: none;
}
[data-theme="light"] .theme-toggle-btn .sun-icon {
  display: none;
}
[data-theme="light"] .theme-toggle-btn .moon-icon {
  display: block;
}

/* Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  width: 100%;
  background-color: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
  padding: 0.65rem 0;
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  gap: 0.75rem;
  box-sizing: border-box;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.03em;
  flex-shrink: 0;
}

.brand-icon {
  width: 26px;
  height: 26px;
  min-width: 26px;
  max-width: 26px;
  max-height: 26px;
  background-color: #000000;
  border: 1.5px solid #ff0000;
  border-radius: var(--radius-xs);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-style: italic;
  font-size: 0.8rem;
  letter-spacing: -0.04em;
  color: #ffffff;
  flex-shrink: 0;
  line-height: 1;
  user-select: none;
}

.brand-icon .brand-s { color: #ff0000; }
.brand-icon .brand-u { color: #ffffff; }

.navbar-menu {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  list-style: none;
}

.navbar-link {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 0.35rem 0.55rem;
  border-radius: var(--radius-xs);
  transition: color 0.15s ease, background-color 0.15s ease;
  white-space: nowrap;
}

.navbar-link:hover, .navbar-link.active {
  color: var(--text-primary);
  background-color: var(--bg-surface-elevated);
}

.navbar-actions {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  flex-shrink: 0;
}

.navbar-toggler {
  display: none;
  align-items: center;
  justify-content: center;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  width: 36px;
  height: 36px;
  min-width: 36px;
  min-height: 36px;
  padding: 0;
  border-radius: var(--radius-xs);
  cursor: pointer;
  flex-shrink: 0;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.navbar-toggler:hover,
.navbar-toggler:focus-visible {
  background-color: var(--border-color);
  color: var(--accent-red);
}

/* Mobile Drawer Navigation */
.mobile-nav-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.7);
  z-index: 1999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.mobile-nav-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.mobile-nav {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 300px;
  max-width: 85vw;
  background-color: var(--bg-surface);
  border-right: 1px solid var(--border-color);
  z-index: 2000;
  display: flex;
  flex-direction: column;
  transform: translateX(-100%);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: var(--shadow-lg);
  overflow-y: auto;
}

.mobile-nav.open {
  transform: translateX(0);
}

.mobile-nav-header {
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bg-surface-elevated);
}

.mobile-nav-links {
  list-style: none;
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  flex-grow: 1;
}

.mobile-nav-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-xs);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  transition: color 0.15s ease, background-color 0.15s ease;
}

.mobile-nav-link svg {
  color: var(--text-muted);
  flex-shrink: 0;
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
  color: var(--text-primary);
  background-color: var(--bg-surface-elevated);
}

.mobile-nav-link:hover svg,
.mobile-nav-link.active svg {
  color: var(--accent-red);
}

.mobile-nav-footer {
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--border-color);
  background-color: var(--bg-surface-elevated);
}

/* Footer */
.footer {
  margin-top: auto;
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-color);
  padding: 3rem 0 1.75rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1.2fr 1.2fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-link {
  color: var(--text-secondary);
  transition: color 0.15s ease;
  padding: 0.1rem 0;
}

.footer-link:hover {
  color: var(--text-primary);
}

.footer-bottom {
  padding-top: 1.25rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  font-size: 0.8rem;
}

/* Responsive */
@media (min-width: 1151px) {
  .mobile-nav,
  .mobile-nav-backdrop,
  .navbar-toggler {
    display: none !important;
  }
}

@media (max-width: 1150px) {
  .navbar-menu { display: none !important; }
  .navbar-toggler { display: inline-flex !important; }
  .nav-logout-btn { display: none !important; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 1.5rem; }
}

@media (max-width: 768px) {
  .nav-logout-btn { display: none !important; }
  .navbar { padding: 0.5rem 0; }
  .navbar-inner { padding: 0 1rem; gap: 0.5rem; }
  .navbar-brand { font-size: 1rem; gap: 0.45rem; }
  .brand-icon { width: 24px; height: 24px; min-width: 24px; font-size: 0.75rem; }
  .navbar-actions { gap: 0.4rem; }
  .admin-hide-mobile { display: none !important; }
  .dashboard-header {
    flex-direction: column;
    align-items: stretch;
    gap: 1rem;
  }
  .dashboard-header > div:last-child {
    width: 100%;
  }
  .dashboard-header > div:last-child .btn {
    width: 100%;
    justify-content: center;
  }
  .sub-status-card {
    padding: 1.15rem 1rem;
    flex-direction: column;
    align-items: stretch;
    gap: 1rem;
  }
  .sub-status-left {
    min-width: 0;
  }
  .sub-status-action {
    width: 100%;
  }
  .sub-status-action .btn {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 640px) {
  .navbar-inner { padding: 0 0.75rem; }
  .footer-grid { grid-template-columns: 1fr; gap: 0.75rem; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .table-responsive table { min-width: 480px; }
}

/* ====================================================
   MODAL DIALOG SYSTEM (Fixed Centered Popups)
   ==================================================== */
.modal-overlay,
.modal-backdrop {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 99999;
  padding: 1.25rem;
  box-sizing: border-box;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}

.modal-overlay.open,
.modal-overlay.show,
.modal-backdrop.open,
.modal-backdrop.show {
  display: flex !important;
  opacity: 1 !important;
  visibility: visible !important;
}

.modal-dialog,
.modal-content {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.6);
  overflow: hidden;
  position: relative;
  box-sizing: border-box;
  animation: modalPopIn 0.2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes modalPopIn {
  from {
    transform: scale(0.96) translateY(-8px);
    opacity: 0;
  }
  to {
    transform: scale(1) translateY(0);
    opacity: 1;
  }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.15rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bg-surface);
}

.modal-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.modal-close {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0.35rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-xs);
  transition: color 0.15s ease, background-color 0.15s ease;
  font-size: 1.25rem;
  line-height: 1;
}

.modal-close:hover {
  color: var(--text-primary);
  background-color: var(--bg-surface-elevated);
}

.modal-body {
  padding: 1.5rem;
  overflow-y: auto;
  color: var(--text-primary);
  line-height: 1.55;
  flex-grow: 1;
}

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.75rem;
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border-color);
  background-color: var(--bg-surface-elevated);
}

[data-theme="light"] .modal-overlay,
[data-theme="light"] .modal-backdrop {
  background-color: rgba(15, 23, 42, 0.6);
}

[data-theme="light"] .modal-dialog,
[data-theme="light"] .modal-content {
  background-color: #ffffff;
  border-color: #e2e8f0;
  box-shadow: 0 25px 50px -12px rgba(15, 23, 42, 0.18);
}

[data-theme="light"] .modal-header {
  background-color: #ffffff;
  border-bottom-color: #e2e8f0;
}

[data-theme="light"] .modal-footer {
  background-color: #f8fafc;
  border-top-color: #e2e8f0;
}

@media (max-width: 640px) {
  .modal-dialog,
  .modal-content {
    width: 92% !important;
    max-width: 92vw !important;
    margin: 1rem auto !important;
  }
  .modal-header {
    padding: 1rem 1.25rem;
  }
  .modal-body {
    padding: 1.25rem 1rem;
  }
  .modal-footer {
    flex-direction: column-reverse;
    gap: 0.6rem;
    padding: 1rem;
  }
  .modal-footer .btn {
    width: 100%;
    justify-content: center;
  }
}

/* ====================================================
   CROSS-DEVICE & MOBILE / IOS RESPONSIVENESS ENHANCEMENTS
   ==================================================== */
:root {
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-left: env(safe-area-inset-left, 0px);
  --safe-right: env(safe-area-inset-right, 0px);
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  padding-left: var(--safe-left);
  padding-right: var(--safe-right);
}

/* Prevent auto-zoom on iOS Safari when focusing form fields */
@media screen and (max-width: 768px) {
  input[type="text"],
  input[type="password"],
  input[type="email"],
  input[type="number"],
  input[type="tel"],
  input[type="url"],
  input[type="search"],
  select,
  textarea,
  .form-control {
    font-size: 16px !important;
  }
}

/* Touch manipulation & tap highlight optimization */
button, a, .btn, .category-pill, .grid-btn, .option-item, .sample-badge-btn, .theme-toggle-btn {
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

/* Universal table responsiveness */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin-bottom: 1rem;
}

/* Safe Area Inset Support for Fixed/Sticky Headers & Navbars */
.navbar {
  padding-top: max(0.5rem, var(--safe-top));
}

@media (max-width: 640px) {
  .container {
    padding-left: 1rem;
    padding-right: 1rem;
  }
}

@media (max-width: 380px) {
  .container {
    padding-left: 0.75rem;
    padding-right: 0.75rem;
  }
}