/**
 * Layout, Header, Filter Bar, and Containers
 */

.app-container {
  max-width: 1360px;
  margin: 0 auto;
  padding: 0 28px 60px;
}

/* Header & Controls */
.app-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(12, 14, 20, 0.82);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 16px 28px;
  margin: 0 -28px 32px;
}

.header-inner {
  max-width: 1360px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.brand-section {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 16px;
  color: #fff;
  box-shadow: 0 2px 10px rgba(59, 130, 246, 0.35);
}

.brand-title {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.03em;
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand-badge {
  font-size: 11px;
  padding: 2px 7px;
  border-radius: var(--radius-full);
  background: var(--accent-blue-subtle);
  color: var(--accent-blue);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* Controls: Search & Tabs */
.header-controls {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.filter-tabs {
  display: flex;
  align-items: center;
  background: var(--bg-surface);
  padding: 4px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  gap: 2px;
}

.filter-tab {
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all var(--duration-fast);
}

.filter-tab:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
}

.filter-tab.active {
  background: var(--bg-surface-elevated);
  color: var(--text-primary);
  font-weight: 600;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-medium);
}

.tab-count {
  font-size: 11px;
  padding: 1px 6px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-muted);
}

.filter-tab.active .tab-count {
  background: var(--accent-blue-subtle);
  color: var(--accent-blue);
}

/* Search Bar */
.search-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.search-input {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 8px 36px 8px 36px;
  font-size: 13px;
  width: 220px;
  transition: all var(--duration-fast);
}

.search-input:focus {
  outline: none;
  width: 280px;
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.search-icon {
  position: absolute;
  left: 11px;
  width: 15px;
  height: 15px;
  color: var(--text-muted);
  pointer-events: none;
}

.search-shortcut {
  position: absolute;
  right: 10px;
  font-size: 11px;
  padding: 1px 5px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* Primary Action Button */
.btn-primary {
  display: flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--accent-blue), #2563eb);
  color: #ffffff;
  padding: 8px 16px;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.35);
  transition: all var(--duration-fast);
}

.btn-primary:hover {
  filter: brightness(1.1);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.45);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-shortcut {
  font-size: 11px;
  opacity: 0.75;
  font-family: var(--font-mono);
}

/* Secondary Button */
.btn-secondary {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-surface-elevated);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
  padding: 8px 14px;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 500;
  transition: all var(--duration-fast);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--border-medium);
}

/* Destructive Button */
.btn-danger {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(244, 63, 94, 0.12);
  color: var(--status-rejected);
  border: 1px solid rgba(244, 63, 94, 0.25);
  padding: 8px 14px;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 500;
  transition: all var(--duration-fast);
}

.btn-danger:hover {
  background: rgba(244, 63, 94, 0.22);
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 80px 20px;
  border: 1px dashed var(--border-subtle);
  border-radius: var(--radius-xl);
  background: rgba(20, 23, 33, 0.4);
}

.empty-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  color: var(--text-muted);
  opacity: 0.6;
}

.btn-create-first-process {
  width: fit-content;
  justify-content: center;
  margin-inline: auto;
}

.empty-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 6px;
}

.empty-desc {
  color: var(--text-secondary);
  font-size: 14px;
  max-width: 400px;
  margin: 0 auto 20px;
}

/* Toast Notification System */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 9999;
  pointer-events: none;
}

.toast-item {
  pointer-events: auto;
  min-width: 200px;
  max-width: 380px;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-medium);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
  color: var(--text-primary);
  font-size: 13px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 8px;
  transform: translateY(16px);
  opacity: 0;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.toast-item.toast-show {
  transform: translateY(0);
  opacity: 1;
}

.toast-item.toast-hide {
  transform: translateY(-8px);
  opacity: 0;
}

.toast-item.toast-success {
  border-color: rgba(16, 185, 129, 0.4);
  background: rgba(16, 185, 129, 0.12);
  color: #a7f3d0;
}

.toast-item.toast-error {
  border-color: rgba(244, 63, 94, 0.4);
  background: rgba(244, 63, 94, 0.12);
  color: #fecdd3;
}

.toast-item.toast-info {
  border-color: rgba(59, 130, 246, 0.4);
  background: rgba(59, 130, 246, 0.12);
  color: #bfdbfe;
}