/* ČOREJA Administrace - Admin Panel Styles */

:root {
  --color-black: #000000;
  --color-charcoal: #1a1a1a;
  --color-charcoal-light: #2a2a2a;
  --color-gold: #d4a853;
  --color-gold-dark: #b8913d;
  --color-white: #ffffff;
  --color-gray: #666666;
  --color-gray-light: #999999;
  --color-bg-dark: #0d0d0d;
  --color-success: #4caf50;
  --color-error: #f44336;
  --color-warning: #ff9800;
  --color-info: #2196f3;
  --sidebar-width: 280px;
  --topbar-height: 70px;
  --transition: 0.3s ease;
}

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

html, body {
  height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 14px;
  color: var(--color-white);
  background: var(--color-black);
  overflow: hidden;
}

.app {
  height: 100%;
  display: flex;
}

/* Login Screen */
.login-screen {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #000 0%, #1a1a1a 100%);
}

.login-box {
  background: var(--color-charcoal);
  padding: 3rem;
  border-radius: 12px;
  border: 1px solid rgba(212, 168, 83, 0.3);
  width: 100%;
  max-width: 400px;
  box-shadow: 0 10px 50px rgba(0,0,0,0.5);
}

.login-logo {
  text-align: center;
  margin-bottom: 2rem;
}

.login-logo svg {
  margin-bottom: 1rem;
}

.login-logo h1 {
  font-size: 2rem;
  color: var(--color-gold);
  margin-bottom: 0.25rem;
}

.login-logo p {
  color: var(--color-gray-light);
  font-size: 0.9rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--color-gray-light);
}

.form-group input {
  width: 100%;
  padding: 0.875rem;
  background: var(--color-black);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 6px;
  color: var(--color-white);
  font-size: 1rem;
  transition: var(--transition);
}

.form-group input:focus {
  outline: none;
  border-color: var(--color-gold);
  background: rgba(0,0,0,0.7);
}

.btn-primary {
  width: 100%;
  padding: 1rem;
  background: var(--color-gold);
  color: var(--color-black);
  border: none;
  border-radius: 6px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.btn-primary:hover {
  background: var(--color-gold-dark);
  transform: translateY(-2px);
}

.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.error-message {
  margin-top: 1rem;
  padding: 0.75rem;
  background: rgba(244, 67, 54, 0.2);
  border: 1px solid var(--color-error);
  border-radius: 6px;
  color: var(--color-error);
  font-size: 0.875rem;
  display: none;
}

.error-message.show {
  display: block;
}

.back-link {
  display: block;
  text-align: center;
  margin-top: 1.5rem;
  color: var(--color-gray-light);
  text-decoration: none;
  font-size: 0.875rem;
}

.back-link:hover {
  color: var(--color-gold);
}

/* Admin Interface */
.admin-interface {
  width: 100%;
  height: 100%;
  display: flex;
}

/* Sidebar */
.sidebar {
  width: var(--sidebar-width);
  height: 100%;
  background: var(--color-charcoal);
  border-right: 1px solid rgba(255,255,255,0.1);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.sidebar-header {
  padding: 1.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  gap: 1rem;
}

.sidebar-header strong {
  display: block;
  font-size: 1.25rem;
  color: var(--color-gold);
}

.sidebar-header small {
  display: block;
  font-size: 0.75rem;
  color: var(--color-gray-light);
}

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

.nav-section {
  padding: 0.75rem 1.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-gray);
  margin-top: 1rem;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.875rem 1.5rem;
  color: var(--color-gray-light);
  text-decoration: none;
  transition: var(--transition);
  position: relative;
}

.nav-item:hover {
  background: rgba(212, 168, 83, 0.1);
  color: var(--color-white);
}

.nav-item.active {
  background: rgba(212, 168, 83, 0.2);
  color: var(--color-gold);
  border-left: 3px solid var(--color-gold);
}

.nav-item .icon {
  font-size: 1.25rem;
  width: 24px;
  text-align: center;
}

.nav-item .badge {
  margin-left: auto;
  background: var(--color-error);
  color: var(--color-white);
  padding: 0.25rem 0.5rem;
  border-radius: 10px;
  font-size: 0.75rem;
  font-weight: 600;
  min-width: 20px;
  text-align: center;
}

.sidebar-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.1);
}

.btn-text {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem;
  background: none;
  border: none;
  color: var(--color-gray-light);
  cursor: pointer;
  transition: var(--transition);
  font-size: 0.9rem;
}

.btn-text:hover {
  color: var(--color-gold);
  background: rgba(212, 168, 83, 0.1);
}

/* Main Content */
.main-content {
  flex: 1;
  height: 100%;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.topbar {
  height: var(--topbar-height);
  background: var(--color-charcoal);
  border-bottom: 1px solid rgba(255,255,255,0.1);
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.topbar h1 {
  font-size: 1.5rem;
  color: var(--color-white);
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.status-indicator .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-gray);
}

.status-indicator .dot.active {
  background: var(--color-success);
  box-shadow: 0 0 8px var(--color-success);
}

.status-indicator small {
  color: var(--color-gray-light);
  font-size: 0.875rem;
}

.user-menu {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 1rem;
  background: rgba(212, 168, 83, 0.1);
  border-radius: 6px;
  color: var(--color-gold);
  font-weight: 500;
}

.content-area {
  flex: 1;
  overflow-y: auto;
  padding: 2rem;
  background: var(--color-bg-dark);
}

/* Common UI Components */
.view-header {
  margin-bottom: 2rem;
}

.view-header h2 {
  font-size: 1.75rem;
  margin-bottom: 0.5rem;
}

.view-header p {
  color: var(--color-gray-light);
}

.btn {
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 6px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-gold {
  background: var(--color-gold);
  color: var(--color-black);
}

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

.btn-secondary {
  background: var(--color-charcoal);
  color: var(--color-white);
  border: 1px solid rgba(255,255,255,0.2);
}

.btn-secondary:hover {
  border-color: var(--color-gold);
}

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

.btn-danger:hover {
  background: #d32f2f;
}

.card {
  background: var(--color-charcoal);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.card-title {
  font-size: 1.25rem;
  font-weight: 600;
}

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

.table th {
  text-align: left;
  padding: 1rem;
  background: rgba(0,0,0,0.3);
  color: var(--color-gray-light);
  font-weight: 600;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.table td {
  padding: 1rem;
  border-top: 1px solid rgba(255,255,255,0.1);
}

.table tr:hover {
  background: rgba(212, 168, 83, 0.05);
}

.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.badge-success {
  background: rgba(76, 175, 80, 0.2);
  color: var(--color-success);
}

.badge-warning {
  background: rgba(255, 152, 0, 0.2);
  color: var(--color-warning);
}

.badge-error {
  background: rgba(244, 67, 54, 0.2);
  color: var(--color-error);
}

.badge-info {
  background: rgba(33, 150, 243, 0.2);
  color: var(--color-info);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

.form-row-full {
  grid-column: 1 / -1;
}

textarea {
  width: 100%;
  padding: 0.875rem;
  background: var(--color-black);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 6px;
  color: var(--color-white);
  font-family: inherit;
  font-size: 1rem;
  resize: vertical;
  min-height: 100px;
}

textarea:focus {
  outline: none;
  border-color: var(--color-gold);
}

select {
  width: 100%;
  padding: 0.875rem;
  background: var(--color-black);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 6px;
  color: var(--color-white);
  font-size: 1rem;
}

select:focus {
  outline: none;
  border-color: var(--color-gold);
}

.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--color-gray-light);
}

.empty-state .icon {
  font-size: 4rem;
  margin-bottom: 1rem;
  opacity: 0.5;
}

.empty-state h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
  color: var(--color-white);
}

.empty-state p {
  margin-bottom: 1.5rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

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

.stat-card {
  background: var(--color-charcoal);
  padding: 1.5rem;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.1);
}

.stat-card .icon {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.stat-card .value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-gold);
  margin-bottom: 0.25rem;
}

.stat-card .label {
  color: var(--color-gray-light);
  font-size: 0.875rem;
}

.modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.8);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 2rem;
}

.modal.show {
  display: flex;
}

.modal-content {
  background: var(--color-charcoal);
  border-radius: 12px;
  border: 1px solid rgba(212, 168, 83, 0.3);
  max-width: 600px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-header {
  padding: 1.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h3 {
  font-size: 1.5rem;
}

.modal-close {
  background: none;
  border: none;
  color: var(--color-gray-light);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0;
  width: 30px;
  height: 30px;
}

.modal-close:hover {
  color: var(--color-white);
}

.modal-body {
  padding: 1.5rem;
}

.modal-footer {
  padding: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  justify-content: flex-end;
  gap: 1rem;
}

.alert {
  padding: 1rem;
  border-radius: 6px;
  margin-bottom: 1rem;
}

.alert-success {
  background: rgba(76, 175, 80, 0.2);
  border: 1px solid var(--color-success);
  color: var(--color-success);
}

.alert-error {
  background: rgba(244, 67, 54, 0.2);
  border: 1px solid var(--color-error);
  color: var(--color-error);
}

.alert-warning {
  background: rgba(255, 152, 0, 0.2);
  border: 1px solid var(--color-warning);
  color: var(--color-warning);
}

.alert-info {
  background: rgba(33, 150, 243, 0.2);
  border: 1px solid var(--color-info);
  color: var(--color-info);
}

.form-group small {
  display: block;
  margin-top: 0.5rem;
  color: var(--color-gray-light);
  font-size: 0.875rem;
}

/* Scrollbar styling */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--color-black);
}

::-webkit-scrollbar-thumb {
  background: var(--color-charcoal-light);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-gold);
}

/* Responsive */
@media (max-width: 1024px) {
  .sidebar {
    position: fixed;
    left: -280px;
    z-index: 100;
    transition: left 0.3s;
  }

  .sidebar.open {
    left: 0;
  }

  .grid-3 {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .topbar {
    padding: 0 1rem;
  }

  .content-area {
    padding: 1rem;
  }

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

  .form-row {
    grid-template-columns: 1fr;
  }
}