/**
 * NAGA TV SERVER - Основная тема
 * Минималистичная красно-черная цветовая схема
 */

:root {
  /* Основные цвета */
  --naga-black: #000000;
  --naga-dark: #0D0D0D;
  --naga-gray-dark: #121212;
  --naga-gray: #1A1A1A;
  --naga-gray-light: #222222;
  --naga-border: #333333;
  --naga-text: #FFFFFF;
  --naga-text-secondary: #AAAAAA;
  
  /* Акцентные цвета */
  --naga-red: #FF0000;
  --naga-red-hover: #FF3333;
  --naga-red-active: #CC0000;
  --naga-red-transparent: rgba(255, 0, 0, 0.9);
  
  /* Функциональные цвета */
  --naga-success: #00CC00;
  --naga-warning: #FFCC00;
  --naga-danger: #FF0000;
  --naga-info: #00AAFF;
  
  /* Размеры и отступы */
  --container-padding: 1.5rem;
  --border-radius: 0.5rem;
  --box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
  --transition-speed: 0.3s;
}

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

body {
  background-color: var(--naga-black);
  color: var(--naga-text);
  font-family: 'Roboto', -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

/* Типография */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 1rem;
}

h1 { font-size: 2.25rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
  margin-bottom: 1rem;
}

a {
  color: var(--naga-red);
  text-decoration: none;
  transition: color var(--transition-speed);
}

a:hover {
  color: var(--naga-red-hover);
}

/* Кнопки */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: all var(--transition-speed);
  border: none;
  background-color: var(--naga-gray);
  color: var(--naga-text);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn i {
  margin-right: 0.5rem;
  font-size: 1rem;
}

.btn-primary {
  background-color: var(--naga-red);
  color: white;
}

.btn-primary:hover {
  background-color: var(--naga-red-hover);
  transform: translateY(-2px);
  box-shadow: var(--box-shadow);
}

.btn-primary:active {
  background-color: var(--naga-red-active);
  transform: translateY(0);
}

.btn-outline {
  background-color: transparent;
  color: var(--naga-red);
  border: 2px solid var(--naga-red);
}

.btn-outline:hover {
  background-color: var(--naga-red);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--box-shadow);
}

.btn-secondary {
  background-color: var(--naga-gray-light);
  color: var(--naga-text);
}

.btn-secondary:hover {
  background-color: var(--naga-gray);
  transform: translateY(-2px);
  box-shadow: var(--box-shadow);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.8rem;
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1rem;
}

.btn-icon {
  width: 3rem;
  height: 3rem;
  padding: 0;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-icon i {
  margin-right: 0;
  font-size: 1.2rem;
}

/* Формы */
.form-control {
  display: block;
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  font-weight: 400;
  color: var(--naga-text);
  background-color: var(--naga-gray-dark);
  border: 2px solid var(--naga-border);
  border-radius: var(--border-radius);
  transition: border-color var(--transition-speed), box-shadow var(--transition-speed);
}

.form-control:focus {
  border-color: var(--naga-red);
  outline: 0;
  box-shadow: 0 0 0 3px rgba(255, 0, 0, 0.25);
}

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

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

/* Карточки */
.card {
  background-color: var(--naga-gray-dark);
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  overflow: hidden;
  transition: transform var(--transition-speed), box-shadow var(--transition-speed);
  margin-bottom: 1.5rem;
  border: 1px solid var(--naga-border);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
}

.card-header {
  padding: 1.25rem;
  background-color: var(--naga-gray);
  border-bottom: 1px solid var(--naga-border);
}

.card-body {
  padding: 1.5rem;
}

.card-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.card-text {
  color: var(--naga-text-secondary);
}

.card-footer {
  padding: 1rem 1.5rem;
  background-color: var(--naga-gray);
  border-top: 1px solid var(--naga-border);
}

/* Таблицы */
.table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1.5rem;
  color: var(--naga-text);
}

.table th,
.table td {
  padding: 1rem;
  vertical-align: top;
  border-bottom: 1px solid var(--naga-border);
}

.table th {
  font-weight: 600;
  text-align: left;
  background-color: var(--naga-gray);
}

.table tbody tr {
  transition: background-color var(--transition-speed);
}

.table tbody tr:hover {
  background-color: var(--naga-gray-light);
}

/* Боковая панель */
.sidebar {
  width: 230px;
  background-color: var(--naga-dark);
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 100;
  box-shadow: 2px 0 10px rgba(0, 0, 0, 0.5);
  transition: all var(--transition-speed);
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--naga-border);
  transform: translateX(0);
}

.sidebar.collapsed {
  transform: translateX(-230px);
  width: 0;
}

.sidebar.collapsed .sidebar-header h1,
.sidebar.collapsed .sidebar-menu li a span,
.sidebar.collapsed .user-details span,
.sidebar.collapsed .user-details .logout-link span {
  display: none;
}

.sidebar.collapsed .sidebar-menu li a {
  justify-content: center;
  padding: 1rem;
}

.sidebar.collapsed .sidebar-menu li a i {
  margin-right: 0;
  font-size: 1.5rem;
}

.sidebar.collapsed .user-info {
  justify-content: center;
}

.sidebar.collapsed .user-details {
  display: none;
}

.sidebar-header {
  padding: 2rem 1.5rem;
  border-bottom: 1px solid var(--naga-border);
  display: flex;
  flex-direction: column;
  align-items: center;
  background-color: var(--naga-black);
}

.sidebar-logo {
  max-width: 150px;
  height: auto;
  margin-bottom: 1rem;
}

.sidebar-header h1 {
  font-size: 1.2rem;
  margin: 0;
  color: var(--naga-red);
  font-weight: 700;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.sidebar-menu {
  list-style: none;
  padding: 1.5rem 0;
  margin: 0;
}

.sidebar-menu li {
  margin-bottom: 0.5rem;
}

.sidebar-menu li a {
  display: flex;
  align-items: center;
  padding: 1rem 1.5rem;
  color: var(--naga-text);
  transition: all var(--transition-speed);
  text-decoration: none;
  border-left: 3px solid transparent;
}

.sidebar-menu li a:hover {
  background-color: var(--naga-gray);
  color: white;
  border-left: 3px solid var(--naga-red);
}

.sidebar-menu li a.active {
  background-color: var(--naga-gray);
  color: var(--naga-red);
  border-left: 3px solid var(--naga-red);
  font-weight: 600;
}

.sidebar-menu li a i {
  margin-right: 1rem;
  font-size: 1.2rem;
  min-width: 24px;
  text-align: center;
}

.user-info {
  padding: 1.5rem;
  border-top: 1px solid var(--naga-border);
  display: flex;
  align-items: center;
  background-color: var(--naga-black);
  margin-top: auto;
}

.user-avatar {
  width: 45px;
  height: 45px;
  border-radius: 50%;
  background-color: var(--naga-red);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 1rem;
}

.user-avatar i {
  color: white;
  font-size: 1.2rem;
}

.user-details {
  display: flex;
  flex-direction: column;
}

.user-details span {
  font-weight: 600;
  color: var(--naga-text);
  margin-bottom: 0.25rem;
}

.logout-link {
  display: flex;
  align-items: center;
  color: var(--naga-text-secondary);
  font-size: 0.85rem;
  transition: color var(--transition-speed);
}

.logout-link:hover {
  color: var(--naga-red);
}

.logout-link i {
  margin-right: 0.5rem;
}

/* Контент */
.main-content {
  margin-left: 230px;
  padding: 2rem;
  min-height: 100vh;
  background-color: var(--naga-black);
  transition: all var(--transition-speed);
  width: calc(100% - 230px);
}

.main-content.expanded {
  margin-left: 0;
  width: 100%;
}

.content-header {
  margin-bottom: 2.5rem;
  border-bottom: 2px solid var(--naga-gray-light);
  padding-bottom: 1.5rem;
}

.content-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--naga-red);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.content-subtitle {
  color: var(--naga-text-secondary);
  font-size: 1.1rem;
}

/* Модальные окна */
.modal-backdrop {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 1040;
  background-color: rgba(0, 0, 0, 0.8);
  display: none;
}

.modal-backdrop.show {
  display: block;
}

.modal {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 1050;
  display: none;
  overflow: hidden;
  outline: 0;
}

.modal.show {
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-dialog {
  position: relative;
  width: 100%;
  max-width: 550px;
  margin: 0 auto;
  pointer-events: none;
}

.modal-content {
  position: relative;
  display: flex;
  flex-direction: column;
  width: 100%;
  pointer-events: auto;
  background-color: var(--naga-gray-dark);
  border: 1px solid var(--naga-border);
  border-radius: var(--border-radius);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
  outline: 0;
  overflow: hidden;
}

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

.modal-title {
  margin-bottom: 0;
  line-height: 1.5;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--naga-red);
}

.modal-close {
  padding: 0;
  background: transparent;
  border: 0;
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
  color: var(--naga-text);
  cursor: pointer;
  transition: color var(--transition-speed);
}

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

.modal-body {
  position: relative;
  flex: 1 1 auto;
  padding: 1.5rem;
}

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

/* Уведомления */
.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 9999;
}

.toast {
  padding: 1rem 1.5rem;
  border-radius: var(--border-radius);
  margin-bottom: 1rem;
  color: white;
  max-width: 350px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: center;
  animation: fadeInUp 0.3s ease, fadeOut 0.5s ease 2.5s forwards;
}

.toast-success {
  background-color: var(--naga-success);
}

.toast-error {
  background-color: var(--naga-danger);
}

.toast-info {
  background-color: var(--naga-info);
}

.toast-warning {
  background-color: var(--naga-warning);
}

.toast i {
  margin-right: 0.75rem;
  font-size: 1.25rem;
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeOut {
  from { opacity: 1; transform: translateY(0); }
  to { opacity: 0; transform: translateY(-20px); }
}

/* Видео-карточки */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.video-card {
  background-color: var(--naga-gray-dark);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--box-shadow);
  transition: transform var(--transition-speed), box-shadow var(--transition-speed);
  position: relative;
  border: 1px solid var(--naga-border);
}

.video-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.4);
  border-color: var(--naga-red);
}

.video-thumbnail {
  position: relative;
  width: 100%;
  height: 0;
  padding-bottom: 56.25%; /* 16:9 */
  overflow: hidden;
}

.video-thumbnail img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-speed);
}

.video-card:hover .video-thumbnail img {
  transform: scale(1.05);
}

.video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(0deg, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0) 50%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.5rem;
  color: white;
}

.video-duration {
  position: absolute;
  bottom: 1rem;
  right: 1rem;
  background-color: rgba(0, 0, 0, 0.7);
  color: white;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: 500;
}

.video-play-button {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 60px;
  height: 60px;
  background-color: var(--naga-red-transparent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  opacity: 0;
  transition: opacity var(--transition-speed), transform var(--transition-speed);
}

.video-card:hover .video-play-button {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1.1);
}

.video-info {
  padding: 1.5rem;
}

.video-title {
  font-weight: 600;
  margin-bottom: 0.75rem;
  font-size: 1.1rem;
  color: var(--naga-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.video-meta {
  display: flex;
  justify-content: space-between;
  color: var(--naga-text-secondary);
  font-size: 0.85rem;
}

.video-actions {
  display: flex;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--naga-border);
}

/* Страница входа */
.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background-color: var(--naga-black);
  background-image: radial-gradient(circle at center, #333 0%, #000 100%);
}

.login-container {
  width: 100%;
  max-width: 450px;
  padding: 2.5rem;
  background-color: var(--naga-gray-dark);
  border-radius: var(--border-radius);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
  border: 1px solid var(--naga-gray-light);
}

.login-header {
  text-align: center;
  margin-bottom: 2.5rem;
}

.login-logo {
  width: 180px;
  height: auto;
  margin: 0 auto 2rem;
  display: block;
}

.login-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--naga-red);
  margin-bottom: 0.75rem;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.login-subtitle {
  color: var(--naga-text-secondary);
  text-align: center;
  margin-bottom: 2rem;
}

.login-form {
  margin-bottom: 2rem;
}

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

.login-form .form-control {
  width: 100%;
  padding: 1rem 1rem 1rem 3rem;
  border-width: 2px;
}

.login-form .input-group {
  position: relative;
}

.login-form .input-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--naga-text-secondary);
  z-index: 2;
  font-size: 1.2rem;
}

.login-form .toggle-password {
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--naga-text-secondary);
  cursor: pointer;
  z-index: 2;
}

.login-form .btn-primary {
  width: 100%;
  padding: 1rem;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.login-footer {
  text-align: center;
  color: var(--naga-text-secondary);
  font-size: 0.9rem;
}

/* Переключатели */
.switch {
  position: relative;
  display: inline-block;
  width: 50px;
  height: 26px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--naga-gray-light);
  transition: .4s;
  border-radius: 26px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 20px;
  width: 20px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: .4s;
  border-radius: 50%;
}

input:checked + .slider {
  background-color: var(--naga-red);
}

input:focus + .slider {
  box-shadow: 0 0 1px var(--naga-red);
}

input:checked + .slider:before {
  transform: translateX(24px);
}

/* Кнопка переключения боковой панели */
.toggle-sidebar {
  position: fixed;
  top: 20px;
  left: 20px;
  z-index: 1000;
  background-color: var(--naga-red);
  color: white;
  border: none;
  border-radius: 50%;
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  cursor: pointer;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
  transition: all var(--transition-speed);
}

.sidebar ~ .main-content .toggle-sidebar {
  left: 20px;
}

.toggle-sidebar:hover {
  background-color: var(--naga-red-hover);
  transform: scale(1.1);
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.4);
}

/* Адаптивный дизайн */
@media (max-width: 992px) {
  .sidebar {
    width: 280px;
    transform: translateX(-280px);
  }
  
  .sidebar.expanded {
    transform: translateX(0);
  }
  
  .main-content {
    margin-left: 0;
    width: 100%;
    padding: 1.5rem;
  }
  
  .content-title {
    font-size: 1.75rem;
  }
  
  .video-grid {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.5rem;
  }
}

@media (max-width: 768px) {
  .sidebar {
    width: 280px;
    transform: translateX(-280px);
    box-shadow: none;
  }
  
  .sidebar.expanded {
    transform: translateX(0);
    box-shadow: 0 0 25px rgba(0, 0, 0, 0.5);
  }
  
  .main-content {
    margin-left: 0;
    width: 100%;
    padding: 1.25rem;
  }
  
  .content-title {
    font-size: 1.5rem;
  }
  
  .video-grid {
    grid-template-columns: repeat(auto-fill, minmax(100%, 1fr));
    gap: 1.25rem;
  }
  
  .card-header, .card-body, .card-footer {
    padding: 1.25rem;
  }
  
  .toggle-sidebar {
    top: 15px;
    left: 15px;
    width: 45px;
    height: 45px;
  }
}

/* Стили футера */
.footer {
  margin-top: auto;
  background-color: var(--naga-gray-dark);
  border-top: 1px solid var(--naga-border);
  padding: 1.5rem 2rem;
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1400px;
  margin: 0 auto;
}

.footer-logo {
  display: flex;
  align-items: center;
}

.footer-logo img {
  margin-right: 0.75rem;
}

.footer-logo span {
  font-weight: 600;
  font-size: 1rem;
  color: var(--naga-red);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.footer-copyright {
  color: var(--naga-text-secondary);
  font-size: 0.9rem;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  color: var(--naga-text-secondary);
  font-size: 0.9rem;
  text-decoration: none;
  transition: color var(--transition-speed);
}

.footer-links a:hover {
  color: var(--naga-red);
}

@media (max-width: 768px) {
  .footer-content {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
  
  .footer-logo {
    justify-content: center;
  }
  
  .footer-links {
    justify-content: center;
  }
}