/* ==========================================================================
   SIMPLE SOLID DARK THEME
   ========================================================================== */

:root {
  --bg-main: #000000;
  --bg-panel: #111111;
  --bg-input: #000000;
  --border: #333333;
  --border-light: #444444;
  --text-main: #ffffff;
  --text-muted: #999999;
  --accent: #ffffff;
  --accent-fg: #000000;
  --accent-hover: #dddddd;
  --danger: #ff4444;
  --success: #00cc66;
  --font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

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

body {
  font-family: var(--font-family);
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

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

/* ── LAYOUTS ───────────────────────────────────────────────────────────── */
.login-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.login-box {
  width: 100%;
  max-width: 400px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  padding: 2rem;
}

.login-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  text-align: center;
}

.login-subtitle {
  color: var(--text-muted);
  text-align: center;
  margin-bottom: 2rem;
  font-size: 0.9rem;
}

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

.sidebar {
  width: 250px;
  background: var(--bg-panel);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
}

.sidebar-header {
  padding: 1.5rem;
  border-bottom: 1px solid var(--border);
  font-weight: bold;
  font-size: 1.2rem;
}

.sidebar-nav {
  flex: 1;
  padding: 1rem 0;
}

.nav-link {
  display: block;
  padding: 0.75rem 1.5rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s;
  border-left: 3px solid transparent;
}

.nav-link:hover {
  color: var(--text-main);
  background: var(--bg-input);
}

.nav-link.active {
  color: var(--text-main);
  background: var(--bg-input);
  border-left-color: var(--accent);
}

.sidebar-footer {
  padding: 1.5rem;
  border-top: 1px solid var(--border);
}

.main-content {
  flex: 1;
  padding: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.page-title {
  font-size: 1.75rem;
  font-weight: 600;
}

/* ── COMPONENTS ────────────────────────────────────────────────────────── */
.panel {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.panel-header {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}

.grid {
  display: grid;
  gap: 1.5rem;
}
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.stat-box {
  background: var(--bg-main);
  border: 1px solid var(--border);
  padding: 1.5rem;
  text-align: center;
}

.stat-value {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.stat-label {
  color: var(--text-muted);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.form-control {
  width: 100%;
  padding: 0.75rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text-main);
  outline: none;
}
.form-control:focus {
  border-color: var(--border-light);
}

/* Calendar and clock icons in dark mode */
input[type="date"]::-webkit-calendar-picker-indicator,
input[type="time"]::-webkit-calendar-picker-indicator {
  filter: invert(1) opacity(0.7);
  cursor: pointer;
}
input[type="date"]::-webkit-calendar-picker-indicator:hover,
input[type="time"]::-webkit-calendar-picker-indicator:hover {
  filter: invert(1) opacity(1);
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  background: var(--bg-panel);
  color: var(--text-main);
  border: 1px solid var(--border);
  cursor: pointer;
  text-align: center;
  font-weight: 600;
  transition: all 0.2s;
}

.btn:hover {
  background: var(--border);
}

.btn-primary {
  background: var(--accent);
  color: var(--accent-fg);
  border-color: var(--accent);
}

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

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

.table {
  width: 100%;
  border-collapse: collapse;
}

.table th, .table td {
  padding: 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.table th {
  color: var(--text-muted);
  font-weight: normal;
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
}

.code-block {
  background: var(--bg-main);
  border: 1px solid var(--border);
  padding: 1rem;
  font-family: monospace;
  font-size: 0.9rem;
  white-space: pre;
  overflow-x: auto;
  color: var(--text-muted);
  position: relative;
}

.badge {
  display: inline-block;
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
  border: 1px solid var(--border);
  background: var(--bg-main);
  text-transform: uppercase;
}
.badge.active {
  border-color: var(--success);
  color: var(--success);
}
.badge.inactive {
  border-color: var(--text-muted);
  color: var(--text-muted);
}

.alert {
  padding: 1rem;
  border: 1px solid var(--border);
  margin-bottom: 1rem;
  background: var(--bg-panel);
}
.alert-error {
  border-color: var(--danger);
  color: var(--danger);
}
.alert-success {
  border-color: var(--success);
  color: var(--success);
}

.hidden { display: none !important; }

/* ── TOAST ─────────────────────────────────────────────────────────────── */
#toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  pointer-events: none;
}
.toast {
  pointer-events: auto;
  background: rgba(17, 17, 17, 0.9);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border);
  border-left: 4px solid var(--text-muted);
  padding: 0.85rem 1.5rem;
  color: var(--text-main);
  border-radius: 6px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.6);
  font-size: 0.9rem;
  font-weight: 500;
  min-width: 280px;
  max-width: 400px;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  animation: toast-slide-in 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  transition: all 0.25s ease;
}

.toast.success {
  border-left-color: var(--success);
  background: rgba(0, 204, 102, 0.08);
  border-color: rgba(0, 204, 102, 0.2);
}
.toast.success::before {
  content: "✓";
  color: var(--success);
  font-weight: bold;
  font-size: 1.1rem;
}

.toast.error {
  border-left-color: var(--danger);
  background: rgba(255, 68, 68, 0.08);
  border-color: rgba(255, 68, 68, 0.2);
}
.toast.error::before {
  content: "✕";
  color: var(--danger);
  font-weight: bold;
  font-size: 1rem;
}

@keyframes toast-slide-in {
  from {
    transform: translateY(1.5rem) scale(0.95);
    opacity: 0;
  }
  to {
    transform: translateY(0) scale(1);
    opacity: 1;
  }
}

@media (max-width: 768px) {
  #toast-container {
    left: 1rem;
    right: 1rem;
    bottom: 1.5rem;
    align-items: center;
  }
  .toast {
    width: 100%;
    min-width: 0;
    max-width: 450px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.5);
  }
}

/* ── OVERLAY ───────────────────────────────────────────────────────────── */
#overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.8);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: bold;
}

/* ── RESPONSIVE / MOBILE HEADER ────────────────────────────────────────── */
.mobile-header {
  display: none;
}
.sidebar-overlay {
  display: none;
}

@media (max-width: 768px) {
  .mobile-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
    background: var(--bg-panel);
    border-bottom: 1px solid var(--border);
    padding: 0 1rem;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 900;
  }

  .menu-toggle-btn {
    background: none;
    border: none;
    color: var(--text-main);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem;
  }

  .mobile-brand-title {
    font-size: 1.1rem;
    font-weight: bold;
    color: var(--text-main);
  }

  .mobile-badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    border: 1px solid var(--border);
    background: var(--bg-main);
    text-transform: uppercase;
  }
  .mobile-badge.active {
    border-color: var(--success);
    color: var(--success);
  }
  .mobile-badge.inactive {
    border-color: var(--text-muted);
    color: var(--text-muted);
  }

  .dashboard-layout {
    flex-direction: column;
    min-height: calc(100vh - 60px);
  }

  /* Fixed sidebar drawer */
  .sidebar {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    width: 250px;
    z-index: 1001;
    transform: translateX(-100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 10px 0 30px rgba(0,0,0,0.5);
  }
  .sidebar.open {
    transform: translateX(0);
  }

  /* Overlay */
  .sidebar-overlay {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
  }
  .sidebar-overlay.active {
    opacity: 1;
    visibility: visible;
  }

  .main-content {
    padding: 1rem;
    margin-top: 60px;
    width: 100%;
  }

  .top-bar {
    display: none;
  }

  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
}

/* ── PASSWORD TOGGLE ─────────────────────────────────────────────────────── */
.password-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
}
.password-wrapper .form-control {
  padding-right: 2.75rem;
}
.password-toggle {
  position: absolute;
  right: 0.75rem;
  background: none;
  border: none;
  padding: 0.25rem;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.2s;
  z-index: 10;
}
.password-toggle:hover {
  color: var(--text-main);
}
.password-toggle svg {
  pointer-events: none;
}