/* ===================================
   КОМПОНЕНТЫ БУХГАЛТЕРСКОГО БЛОГА
   =================================== */

/* ХЕДЕР */
.header {
  background-color: var(--background);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  backdrop-filter: blur(20px);
  background-color: rgba(255, 255, 255, 0.85);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  transition: all var(--transition-base);
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-4);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.logo:hover {
  color: var(--primary-color);
}

.logo-icon {
  width: 36px;
  height: 36px;
  background-color: var(--primary-color);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: var(--text-sm);
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.nav-link {
  font-family: var(--font-heading);
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
  position: relative;
  padding-bottom: 2px;
  font-size: var(--text-sm);
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  transition: width var(--transition-fast);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

/* МОБИЛЬНОЕ МЕНЮ */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast);
}

.mobile-menu-toggle:hover {
  background-color: var(--surface);
}

.mobile-menu-icon {
  width: 24px;
  height: 24px;
  position: relative;
}

.mobile-menu-icon span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--text-primary);
  margin: 5px 0;
  transition: all var(--transition-fast);
}

.mobile-menu-toggle.active .mobile-menu-icon span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.active .mobile-menu-icon span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle.active .mobile-menu-icon span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

/* ФУТЕР */
.footer {
  background-color: var(--surface);
  border-top: 1px solid var(--border);
  padding: var(--space-8) 0 var(--space-6);
  margin-top: var(--space-16);
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-4);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-6);
  margin-bottom: var(--space-6);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
}

.footer-description {
  color: var(--text-secondary);
  line-height: 1.5;
  font-size: var(--text-sm);
}

.footer-links h4 {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-3);
}

.footer-links ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
  font-size: var(--text-sm);
}

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

.footer-bottom {
  padding-top: var(--space-6);
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.footer-copyright {
  color: var(--text-muted);
  font-size: var(--text-xs);
}

.footer-social {
  display: flex;
  gap: var(--space-2);
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background-color: var(--background);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.social-link:hover {
  background-color: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
  transform: translateY(-2px);
}

/* ПАРТНЕРСКИЙ БЛОК */
.partner-block {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  color: white;
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  margin: var(--space-6) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-base);
  box-shadow: 0 10px 30px rgba(37, 99, 235, 0.2);
}

.partner-block:hover {
  transform: translateY(-2px);
  box-shadow: 0 15px 40px rgba(37, 99, 235, 0.3);
}

.partner-block-content {
  position: relative;
  z-index: 1;
}

.partner-block h3 {
  color: white;
  margin-bottom: var(--space-2);
  font-size: var(--text-base);
}

.partner-block p {
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--space-3);
  font-size: var(--text-sm);
}

.partner-block a {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  background-color: white;
  color: var(--primary-color);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  font-weight: 600;
  text-decoration: none;
  transition: all var(--transition-fast);
  font-size: var(--text-sm);
}
  gap: var(--space-2);
  background-color: white;
  color: var(--primary-color);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-lg);
  font-weight: 600;
  text-decoration: none;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.partner-block a::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  transition: left 0.6s;
}

.partner-block a:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.partner-block a:hover::before {
  left: 100%;
}

/* ХЛЕБНЫЕ КРОШКИ */
.breadcrumbs {
  padding: var(--space-4) 0;
  margin-bottom: var(--space-6);
}

.breadcrumbs-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-4);
}

.breadcrumbs-list {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  list-style: none;
  font-size: var(--text-sm);
}

.breadcrumb-item {
  color: var(--text-muted);
}

.breadcrumb-item:not(:last-child)::after {
  content: '/';
  margin-left: var(--space-2);
  color: var(--text-muted);
}

.breadcrumb-item a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.breadcrumb-item a:hover {
  color: var(--primary-color);
}

.breadcrumb-item.active {
  color: var(--text-primary);
  font-weight: 500;
}

/* ТАБЫ */
.tabs {
  margin-bottom: var(--space-8);
}

.tabs-list {
  display: flex;
  border-bottom: 2px solid var(--border);
  gap: var(--space-6);
  margin-bottom: var(--space-6);
}

.tab-button {
  background: none;
  border: none;
  padding: var(--space-3) 0;
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: var(--text-base);
  color: var(--text-secondary);
  cursor: pointer;
  position: relative;
  transition: color var(--transition-fast);
}

.tab-button:hover {
  color: var(--primary-color);
}

.tab-button.active {
  color: var(--primary-color);
}

.tab-button.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--primary-color);
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
  animation: fadeInUp 0.3s ease-out;
}

/* АККОРДЕОН */
.accordion {
  margin-bottom: var(--space-6);
}

.accordion-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-3);
  overflow: hidden;
}

.accordion-header {
  background-color: var(--surface);
  padding: var(--space-4) var(--space-6);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background-color var(--transition-fast);
}

.accordion-header:hover {
  background-color: var(--surface-alt);
}

.accordion-title {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--text-primary);
}

.accordion-icon {
  width: 20px;
  height: 20px;
  transition: transform var(--transition-fast);
}

.accordion-item.active .accordion-icon {
  transform: rotate(180deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base);
}

.accordion-item.active .accordion-content {
  max-height: 500px;
}

.accordion-body {
  padding: var(--space-6);
}

/* УВЕДОМЛЕНИЯ */
.alert {
  padding: var(--space-4) var(--space-6);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-4);
  border-left: 4px solid;
}

.alert-success {
  background-color: #f0fdf4;
  border-left-color: var(--success);
  color: #166534;
}

.alert-warning {
  background-color: #fffbeb;
  border-left-color: var(--warning);
  color: #92400e;
}

.alert-error {
  background-color: #fef2f2;
  border-left-color: var(--error);
  color: #991b1b;
}

.alert-info {
  background-color: #eff6ff;
  border-left-color: var(--info);
  color: #1e40af;
}

/* ПРОГРЕСС БАР */
.progress {
  width: 100%;
  height: 8px;
  background-color: var(--surface);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-bottom: var(--space-4);
}

.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
  border-radius: var(--radius-full);
  transition: width var(--transition-base);
}

/* БЭДЖИ */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: 600;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-primary {
  background-color: var(--primary-color);
  color: white;
}

.badge-secondary {
  background-color: var(--secondary-color);
  color: white;
}

.badge-success {
  background-color: var(--success);
  color: white;
}

.badge-warning {
  background-color: var(--warning);
  color: white;
}

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

.badge-outline {
  background-color: transparent;
  color: var(--primary-color);
  border: 1px solid var(--primary-color);
}

/* СПИСКИ ИКОНОК */
.icon-list {
  list-style: none;
  padding: 0;
}

.icon-list-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
  padding: var(--space-3);
  border-radius: var(--radius-lg);
  transition: background-color var(--transition-fast);
}

.icon-list-item:hover {
  background-color: var(--surface);
}

.icon-list-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--primary-color);
}

/* ЦИТАТЫ */
.blockquote {
  border-left: 4px solid var(--primary-color);
  padding-left: var(--space-6);
  margin: var(--space-6) 0;
  font-style: italic;
  color: var(--text-secondary);
  position: relative;
}

.blockquote::before {
  content: '"';
  position: absolute;
  left: var(--space-4);
  top: -10px;
  font-size: 3rem;
  color: var(--primary-color);
  opacity: 0.3;
  font-family: Georgia, serif;
}

.blockquote-cite {
  display: block;
  margin-top: var(--space-3);
  font-size: var(--text-sm);
  color: var(--text-muted);
  font-style: normal;
}

/* ТАБЛИЦЫ */
.table-container {
  overflow-x: auto;
  margin: var(--space-6) 0;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.table th,
.table td {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.table th {
  background-color: var(--surface);
  font-weight: 600;
  color: var(--text-primary);
  font-family: var(--font-heading);
}

.table tbody tr:hover {
  background-color: var(--surface);
}

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