/* === CSS Custom Properties (Light Theme Defaults) === */
:root {
  --color-bg: #f0f2f5;
  --color-sidebar: #1a1a2e;
  --color-sidebar-hover: #2a2a4e;
  --color-sidebar-border: #2a2a4e;
  --color-sidebar-text: #aab;
  --color-sidebar-text-active: #fff;
  --color-sidebar-section-label: #667;
  --color-sidebar-dropdown-bg: #22223a;
  --color-sidebar-dropdown-border: #3a3a5e;
  --color-sidebar-dropdown-text: #bbc;
  --color-sidebar-dropdown-hover: #2a2a4e;
  --color-card: #fff;
  --color-text: #1a1a2e;
  --color-text-secondary: #555;
  --color-muted: #888;
  --color-primary: #4361ee;
  --color-primary-hover: #3a56d4;
  --color-danger: #e63946;
  --color-danger-hover: #d32f3f;
  --color-border: #e0e0e0;
  --color-border-light: #eee;
  --color-input-border: #d0d0d0;
  --color-table-header-bg: #f8f9fa;
  --color-table-header-text: #666;
  --color-table-hover: #f8f9ff;
  --color-kanban-col-bg: #f0f2f5;
  --color-kanban-count-bg: #ddd;
  --color-kanban-count-text: #555;
  --color-topbar-bg: #fff;
  --color-link: #4361ee;
  --color-btn-secondary-bg: #fff;
  --color-btn-secondary-text: #333;
  --color-btn-secondary-border: #d0d0d0;
  --color-btn-secondary-hover: #f5f5f5;
  --color-btn-icon-text: #888;
  --color-btn-icon-hover: #333;
  --color-focus-ring: rgba(67, 97, 238, 0.1);
  --color-modal-overlay: rgba(0, 0, 0, 0.4);
  --color-modal-shadow: rgba(0, 0, 0, 0.3);
  --color-card-shadow-hover: rgba(0, 0, 0, 0.1);
  --color-project-card-shadow: rgba(0, 0, 0, 0.08);
  --color-timeline-dot: #4361ee;
  --color-timeline-line: #e0e0e0;
  --color-code-bg: #f8f9fa;
  --color-info-bg: #f8f9fa;

  /* Badge colors */
  --badge-open-bg: #e8f5e9;
  --badge-open-text: #2e7d32;
  --badge-in-progress-bg: #e3f2fd;
  --badge-in-progress-text: #1565c0;
  --badge-review-bg: #fff3e0;
  --badge-review-text: #e65100;
  --badge-done-bg: #f3e5f5;
  --badge-done-text: #7b1fa2;
  --badge-closed-bg: #eceff1;
  --badge-closed-text: #546e7a;
  --badge-blocked-bg: #ffebee;
  --badge-blocked-text: #c62828;

  /* Priority colors */
  --priority-critical: #c62828;
  --priority-high: #e65100;
  --priority-medium: #1565c0;
  --priority-low: #2e7d32;

  /* Kanban column borders */
  --kanban-backlog: #90a4ae;
  --kanban-todo: #42a5f5;
  --kanban-in-progress: #ffa726;
  --kanban-review: #ab47bc;
  --kanban-done: #66bb6a;

  /* Release colors */
  --release-active: #42a5f5;
  --release-released: #66bb6a;
  --release-planning: #ffa726;

  /* Font */
  --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --border-width: 1px;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
}

/* === Reset & Base === */
* { margin: 0; padding: 0; box-sizing: border-box; }
html, body { height: 100%; }
body {
  font-family: var(--font-family);
  background: var(--color-bg);
  color: var(--color-text);
  font-weight: var(--font-weight-normal);
}
a { color: var(--color-link); text-decoration: none; }
a:hover { text-decoration: underline; }

/* === Layout === */
.app { display: flex; min-height: 100vh; }
.sidebar {
  width: 240px;
  background: var(--color-sidebar);
  color: var(--color-sidebar-text);
  padding: 0;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 10;
  transition: width 0.2s ease;
}
.sidebar .logo {
  padding: 20px;
  font-size: 19px;
  font-family: 'Delius Unicase', cursive;
  font-weight: var(--font-weight-bold);
  color: var(--color-sidebar-text-active);
  border-bottom: var(--border-width) solid var(--color-sidebar-border);
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  justify-content: space-between;
}
.sidebar .logo:hover { text-decoration: none; }
.sidebar nav { padding: 12px 0; }
.sidebar nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  color: var(--color-sidebar-text);
  font-size: 14px;
  transition: background 0.15s;
}
.nav-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}
/* Material Symbols baseline styles */
.material-symbols-outlined {
  font-size: 20px;
  vertical-align: middle;
  flex-shrink: 0;
}
.sidebar .material-symbols-outlined {
  font-size: 18px;
}
.sidebar nav a .material-symbols-outlined {
  font-size: 20px;
}
.btn-icon .material-symbols-outlined {
  font-size: 18px;
}
.modal-close-btn .material-symbols-outlined {
  font-size: 22px;
}
.project-sub-nav .material-symbols-outlined {
  font-size: 16px;
}
.project-chevron .material-symbols-outlined {
  font-size: 16px;
}
.sidebar-collapse-btn .material-symbols-outlined {
  font-size: 20px;
}
.empty-icon .material-symbols-outlined {
  font-size: 48px;
}
.search-icon .material-symbols-outlined {
  font-size: 18px;
}
.sidebar nav a:hover,
.sidebar nav a.active {
  background: var(--color-sidebar-hover);
  color: var(--color-sidebar-text-active);
  text-decoration: none;
}
.sidebar nav .section-label {
  padding: 16px 20px 6px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-sidebar-section-label);
}

/* === Project List === */
.project-list {
  flex: 1;
  overflow-y: auto;
  border-top: var(--border-width) solid var(--color-sidebar-border);
  padding: 4px 0;
}
.project-list .section-label {
  padding: 12px 20px 6px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-sidebar-section-label);
}
.project-list-empty {
  padding: 8px 20px;
  font-size: 13px;
  color: var(--color-sidebar-section-label);
}
.project-item {
  margin: 0;
}
.project-item-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 20px;
  color: var(--color-sidebar-text);
  font-size: 13px;
  cursor: pointer;
  transition: background 0.15s;
  text-decoration: none;
}
.project-item-header:hover {
  background: var(--color-sidebar-hover);
  color: var(--color-sidebar-text-active);
  text-decoration: none;
}
.project-item.expanded > .project-item-header {
  color: var(--color-sidebar-text-active);
  background: var(--color-sidebar-hover);
}
.project-item-header .project-dot {
  width: 22px;
  height: 22px;
  border-radius: 5px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  line-height: 1;
  color: #fff;
}
.project-dot .material-symbols-outlined {
  font-size: 14px;
  color: #fff;
}
.project-item-name {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.project-chevron {
  font-size: 9px;
  color: var(--color-sidebar-section-label);
  flex-shrink: 0;
}
.project-sub-nav {
  padding: 2px 0 6px;
}
.project-sub-nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 20px 7px 40px;
  color: var(--color-sidebar-text);
  font-size: 13px;
  transition: background 0.15s;
  text-decoration: none;
}
.project-sub-nav a:hover,
.project-sub-nav a.active {
  background: var(--color-sidebar-hover);
  color: var(--color-sidebar-text-active);
  text-decoration: none;
}
/* === Admin Section === */
.admin-section {
  border-top: var(--border-width) solid var(--color-sidebar-border);
  padding: 4px 0;
}
.admin-section .section-label {
  padding: 12px 20px 6px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-sidebar-section-label);
}
.admin-section a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  color: var(--color-sidebar-text);
  font-size: 14px;
  transition: background 0.15s;
}
.admin-section a:hover,
.admin-section a.active {
  background: var(--color-sidebar-hover);
  color: var(--color-sidebar-text-active);
  text-decoration: none;
}

.sidebar .user-section {
  border-top: var(--border-width) solid var(--color-sidebar-border);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  transition: background 0.15s;
}
.sidebar .user-section:hover {
  background: var(--color-sidebar-hover);
}
.sidebar .user-section .avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: var(--font-weight-semibold);
  font-size: 13px;
  flex-shrink: 0;
}
.sidebar .user-section .user-info { font-size: 13px; }
.sidebar .user-section .user-info .name { color: var(--color-sidebar-text-active); }
.sidebar .user-section .user-info .role { color: var(--color-sidebar-section-label); font-size: 11px; }

/* === Sidebar Collapse === */
.sidebar-collapse-btn {
  background: none;
  border: none;
  color: var(--color-sidebar-text);
  cursor: pointer;
  padding: 8px;
  font-size: 16px;
  transition: color 0.15s;
  display: none;
}
.sidebar-collapse-btn:hover {
  color: var(--color-sidebar-text-active);
}
@media (min-width: 769px) {
  .sidebar-collapse-btn { display: block; }
  .sidebar.collapsed {
    width: 56px;
    overflow: hidden;
  }
  .sidebar.collapsed .project-item-name,
  .sidebar.collapsed .section-label,
  .sidebar.collapsed .user-info,
  .sidebar.collapsed .project-chevron,
  .sidebar.collapsed .project-sub-nav,
  .sidebar.collapsed .admin-section a span:not(.material-symbols-outlined),
  .sidebar.collapsed nav a span:not(.material-symbols-outlined) {
    display: none;
  }
  .sidebar.collapsed .logo {
    justify-content: center;
    padding: 20px 8px;
    font-size: 17px;
  }
  .sidebar.collapsed .logo .logo-text { display: none; }
  .sidebar.collapsed nav a {
    justify-content: center;
    padding: 10px 0;
  }
  .sidebar.collapsed nav a .material-symbols-outlined {
    font-size: 24px;
  }
  .sidebar.collapsed .project-item-header {
    justify-content: center;
    padding: 12px 0;
  }
  .sidebar.collapsed .project-dot {
    width: 28px;
    height: 28px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 16px;
  }
  .sidebar.collapsed .project-dot .material-symbols-outlined {
    font-size: 18px;
  }
  .sidebar.collapsed .admin-section a {
    justify-content: center;
    padding: 10px 0;
  }
  .sidebar.collapsed .admin-section a .material-symbols-outlined {
    font-size: 24px;
  }
  .sidebar.collapsed .user-section {
    justify-content: center;
    padding: 14px 8px;
  }
  .sidebar.collapsed + .sidebar-overlay + .main,
  .sidebar.collapsed ~ .main {
    margin-left: 56px;
  }
}

.main {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  margin-left: 240px;
  transition: margin-left 0.2s ease;
}
.topbar {
  background: var(--color-topbar-bg);
  border-bottom: var(--border-width) solid var(--color-border);
  padding: 14px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 5;
}
.topbar > div:first-child, .topbar > div:not(.actions) {
  min-width: 0;
  overflow: hidden;
}
.topbar h1 { font-size: 20px; font-weight: var(--font-weight-semibold); }
.topbar .actions { display: flex; gap: 10px; align-items: center; }
.content { flex: 1; padding: 28px; overflow-y: auto; }

/* === Page Title === */
.page-title {
  font-size: 20px;
  font-weight: var(--font-weight-semibold);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
}
.page-title-project {
  color: var(--color-muted);
  font-weight: var(--font-weight-normal);
}
.page-title-sep {
  color: var(--color-muted);
  font-weight: var(--font-weight-normal);
  margin: 0 2px;
}

/* === Back Button === */
.btn-back {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 6px;
  font-size: 16px;
  color: var(--color-muted);
  text-decoration: none;
  flex-shrink: 0;
  transition: background 0.15s, color 0.15s;
}
.btn-back:hover {
  background: var(--color-table-hover);
  color: var(--color-text);
  text-decoration: none;
}

/* === Buttons === */
.btn {
  padding: 8px 16px;
  border-radius: 6px;
  border: var(--border-width) solid transparent;
  font-size: 13px;
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.15s;
  font-family: inherit;
  line-height: 1.4;
}
.btn-primary { background: var(--color-primary); color: var(--color-btn-primary-text, #fff); }
.btn-primary:hover { background: var(--color-primary-hover); }
.btn-secondary {
  background: var(--color-btn-secondary-bg);
  color: var(--color-btn-secondary-text);
  border-color: var(--color-btn-secondary-border);
}
.btn-secondary:hover { background: var(--color-btn-secondary-hover); }
.btn-danger { background: var(--color-danger); color: #fff; }
.btn-danger:hover { background: var(--color-danger-hover); }
.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn-icon {
  padding: 6px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-btn-icon-text);
  font-size: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.btn-icon:hover { color: var(--color-btn-icon-hover); }
.btn-add .material-symbols-outlined { font-size: 28px; }
.btn-add { color: var(--color-primary); }
.btn-add:hover { color: var(--color-primary-hover); }
.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* === Members === */
.members-list { display: flex; flex-wrap: wrap; gap: 6px; }
.member-chip {
  display: inline-flex; align-items: center; gap: 4px;
  background: var(--color-bg); border: 1px solid var(--color-border);
  border-radius: 16px; padding: 4px 10px; font-size: 12px;
}
.member-remove-btn {
  background: none; border: none; cursor: pointer; font-size: 14px; line-height: 1;
  color: var(--color-muted); padding: 0 0 0 2px;
}
.member-remove-btn:hover { color: var(--color-danger, #e63946); }

/* === Cards & Panels === */
.card {
  background: var(--color-card);
  border-radius: 8px;
  border: var(--border-width) solid var(--color-border);
}
.card-header {
  padding: 16px 20px;
  border-bottom: var(--border-width) solid var(--color-border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.card-header h2 { font-size: 15px; font-weight: var(--font-weight-semibold); }
.card-body { padding: 20px; }

/* === Stat Cards === */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}
.stat-card {
  background: var(--color-card);
  border-radius: 8px;
  border: var(--border-width) solid var(--color-border);
  padding: 20px;
}
.stat-card .stat-label {
  font-size: 12px;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
}
.stat-card .stat-value { font-size: 28px; font-weight: var(--font-weight-bold); }
.stat-card .stat-sub { font-size: 12px; color: var(--color-muted); margin-top: 4px; }

/* === Tables === */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 14px; font-size: 13px; }
th {
  background: var(--color-table-header-bg);
  color: var(--color-table-header-text);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 0.5px;
  border-bottom: 2px solid var(--color-border);
}
td { border-bottom: var(--border-width) solid var(--color-border-light); }
tr:hover td { background: var(--color-table-hover); }
tr.clickable { cursor: pointer; }
th.sortable { cursor: pointer; user-select: none; }
th.sortable:hover { color: var(--color-text); }
th.sortable.asc::after { content: ' \u25B2'; font-size: 9px; }
th.sortable.desc::after { content: ' \u25BC'; font-size: 9px; }

/* === Badges === */
.badge {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: var(--font-weight-semibold);
}
.badge-open { background: var(--badge-open-bg); color: var(--badge-open-text); }
.badge-in-progress { background: var(--badge-in-progress-bg); color: var(--badge-in-progress-text); }
.badge-review { background: var(--badge-review-bg); color: var(--badge-review-text); }
.badge-done { background: var(--badge-done-bg); color: var(--badge-done-text); }
.badge-closed { background: var(--badge-closed-bg); color: var(--badge-closed-text); }
.badge-blocked { background: var(--badge-blocked-bg); color: var(--badge-blocked-text); }
.badge-critical { background: #ffebee; color: #c62828; }
.badge-high { background: #fff3e0; color: #e65100; }
.badge-medium { background: #e3f2fd; color: #1565c0; }
.badge-low { background: #e8f5e9; color: #2e7d32; }
.badge-bug { background: #ffebee; color: #c62828; }
.badge-feature { background: #e3f2fd; color: #1565c0; }
.badge-task { background: #eceff1; color: #546e7a; }
.badge-epic { background: #f3e5f5; color: #7b1fa2; }
.badge-released { background: #e8f5e9; color: #2e7d32; }
.badge-planning { background: #fff3e0; color: #e65100; }
.badge-active { background: #e3f2fd; color: #1565c0; }
.badge-admin { background: #f3e5f5; color: #7b1fa2; }
.badge-manager { background: #e3f2fd; color: #1565c0; }
.badge-member { background: #eceff1; color: #546e7a; }
.badge-label {
  background: #e8eaf6;
  color: #283593;
}

/* === Priority dots === */
.priority-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
  margin-right: 6px;
}
.priority-dot.critical { background: var(--priority-critical); }
.priority-dot.high { background: var(--priority-high); }
.priority-dot.medium { background: var(--priority-medium); }
.priority-dot.low { background: var(--priority-low); }

/* === Kanban === */
.kanban {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  padding-bottom: 16px;
  align-items: flex-start;
}
.kanban-col {
  background: var(--color-kanban-col-bg);
  border-radius: 8px;
  min-width: 280px;
  max-width: 320px;
  flex: 1;
}
.kanban-col-header {
  padding: 12px 16px;
  font-weight: var(--font-weight-semibold);
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 2px solid;
}
.kanban-col-actions {
  display: flex;
  gap: 2px;
  align-items: center;
}
.kanban-col-actions .btn-icon {
  font-size: 14px;
  padding: 2px 6px;
  opacity: 0.5;
  transition: opacity 0.15s;
}
.kanban-col-actions .btn-icon:hover {
  opacity: 1;
}
.kanban-col-header .count {
  background: var(--color-kanban-count-bg);
  color: var(--color-kanban-count-text);
  border-radius: 10px;
  padding: 1px 8px;
  font-size: 11px;
  font-weight: var(--font-weight-bold);
  margin-left: 8px;
}
.kanban-col[data-status="backlog"] .kanban-col-header { border-color: var(--kanban-backlog); }
.kanban-col[data-status="todo"] .kanban-col-header { border-color: var(--kanban-todo); }
.kanban-col[data-status="in-progress"] .kanban-col-header { border-color: var(--kanban-in-progress); }
.kanban-col[data-status="review"] .kanban-col-header { border-color: var(--kanban-review); }
.kanban-col[data-status="done"] .kanban-col-header { border-color: var(--kanban-done); }
.kanban-col[data-status="closed"] .kanban-col-header { border-color: var(--badge-closed-text); }
.kanban-cards {
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 60px;
}
.kanban-card {
  background: var(--color-card);
  border-radius: 6px;
  padding: 12px;
  border: var(--border-width) solid var(--color-border);
  cursor: pointer;
  transition: box-shadow 0.15s;
}
.kanban-card:hover { box-shadow: 0 2px 8px var(--color-card-shadow-hover); }
.kanban-card[draggable="true"] { cursor: grab; }
.kanban-card.dragging { opacity: 0.4; cursor: grabbing; }
.kanban-cards.drag-over { background: var(--color-primary-alpha, rgba(67,97,238,0.08)); border-radius: 6px; min-height: 80px; }
.kanban-card .card-id { font-size: 11px; color: var(--color-muted); margin-bottom: 4px; display: flex; align-items: center; justify-content: space-between; }
.kanban-card .card-edit-btn {
  background: none; border: none; cursor: pointer; padding: 0;
  color: var(--color-muted); line-height: 1; display: inline-flex; margin-left: auto;
}
.kanban-card .card-edit-btn .material-symbols-outlined { font-size: 14px; }
.kanban-card .card-edit-btn:hover { color: var(--color-primary); }
.kanban-card .card-title {
  font-size: 13px;
  font-weight: var(--font-weight-medium);
  margin-bottom: 8px;
}
.kanban-card .card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 11px;
  color: var(--color-muted);
}
.kanban-card .card-meta .left { display: flex; align-items: center; gap: 6px; }
.kanban-card .card-meta .assignee-avatar {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: var(--font-weight-semibold);
}

/* === Forms === */
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: var(--font-weight-medium);
  margin-bottom: 5px;
  color: var(--color-text-secondary);
}
.form-control {
  width: 100%;
  padding: 8px 12px;
  border: var(--border-width) solid var(--color-input-border);
  border-radius: 6px;
  font-size: 13px;
  font-family: inherit;
  background: var(--color-card);
  color: var(--color-text);
}
.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-focus-ring);
}
select.form-control { appearance: auto; }
textarea.form-control { resize: vertical; min-height: 100px; }
.form-control-inline { width: auto; }
.form-error { color: var(--color-danger); font-size: 12px; margin-top: 4px; }

/* === Tabs === */
.tabs {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--color-border);
  margin-bottom: 20px;
}
.tab {
  padding: 10px 18px;
  font-size: 13px;
  font-weight: var(--font-weight-medium);
  color: var(--color-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: color 0.15s;
}
.tab:hover { color: var(--color-text); }
.tab.active { color: var(--color-primary); border-color: var(--color-primary); }

/* === Filters bar === */
.filters {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
  align-items: center;
  flex-wrap: wrap;
}
.filters .search-box { position: relative; }
.filters .search-box input { padding-left: 32px; width: 240px; }
.filters .search-box .search-icon {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: #aaa;
  pointer-events: none;
}
.filters select.form-control { width: auto; }

/* === Modal === */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: var(--color-modal-overlay);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  animation: fadeIn 0.15s ease;
}
.modal {
  background: var(--color-card);
  border-radius: 10px;
  width: 560px;
  max-width: 90vw;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: 0 20px 60px var(--color-modal-shadow);
  animation: slideUp 0.2s ease;
}
.modal-header {
  padding: 18px 24px;
  border-bottom: var(--border-width) solid var(--color-border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.modal-header h2 { font-size: 16px; }
.modal-body { padding: 24px; }
.modal-footer {
  padding: 16px 24px;
  border-top: var(--border-width) solid var(--color-border-light);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

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

/* === Timeline / Activity === */
.timeline { position: relative; padding-left: 24px; }
.timeline::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-timeline-line);
}
.timeline-item { position: relative; margin-bottom: 16px; padding-left: 8px; }
.timeline-item::before {
  content: '';
  position: absolute;
  left: -20px;
  top: 4px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-timeline-dot);
  border: 2px solid var(--color-card);
}
.timeline-item .time { font-size: 11px; color: var(--color-muted); }
.timeline-item .desc { font-size: 13px; margin-top: 2px; line-height: 1.4; }
.activity-ticket-link {
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
  white-space: nowrap;
}
.activity-ticket-link:hover { text-decoration: underline; }
.activity-ticket-title { color: var(--color-muted); }

/* === Release / Version cards === */
.release-card {
  border-left: 4px solid;
  padding: 16px 20px;
  margin-bottom: 12px;
  background: var(--color-card);
  border-radius: 0 8px 8px 0;
  border-top: var(--border-width) solid var(--color-border-light);
  border-right: var(--border-width) solid var(--color-border-light);
  border-bottom: var(--border-width) solid var(--color-border-light);
}
.release-card.released { border-left-color: var(--release-released); }
.release-card.active { border-left-color: var(--release-active); }
.release-card.planning { border-left-color: var(--release-planning); }
.release-card .release-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}
.release-card .release-header h3 {
  font-size: 15px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.release-card .release-meta { font-size: 12px; color: var(--color-muted); }
.release-card .progress-bar {
  height: 6px;
  background: var(--color-border);
  border-radius: 3px;
  margin-top: 10px;
  overflow: hidden;
}
.release-card .progress-bar .fill {
  height: 100%;
  border-radius: 3px;
  background: var(--color-primary);
}
.release-card .release-tickets { margin-top: 16px; }
.release-card details summary {
  cursor: pointer;
  padding: 8px 0;
  color: var(--color-primary);
  font-size: 13px;
}

/* === Project cards (dashboard) === */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 16px;
}
.project-card {
  background: var(--color-card);
  border-radius: 8px;
  border: var(--border-width) solid var(--color-border);
  padding: 20px;
  transition: box-shadow 0.15s;
  cursor: pointer;
}
.project-card:hover { box-shadow: 0 4px 12px var(--color-project-card-shadow); }
.project-card .project-icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  margin-bottom: 12px;
  color: #fff;
  font-weight: var(--font-weight-bold);
}
.project-card .project-icon .material-symbols-outlined {
  font-size: 22px;
  color: #fff;
}
.project-card h3 { font-size: 15px; margin-bottom: 4px; }
.project-card .project-desc {
  font-size: 13px;
  color: var(--color-muted);
  margin-bottom: 12px;
}
.project-card .project-stats {
  display: flex;
  gap: 16px;
  font-size: 12px;
  color: var(--color-muted);
}

/* === Ticket detail sidebar layout === */
.ticket-detail {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 24px;
}
.ticket-main { min-width: 0; }
.ticket-sidebar .field { margin-bottom: 16px; }
.ticket-sidebar .field-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-muted);
  margin-bottom: 4px;
}
.ticket-sidebar .field-value { font-size: 13px; }
.ticket-sidebar .field-value .editable-field {
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
  transition: background 0.15s;
}
.ticket-sidebar .field-value .editable-field:hover {
  background: var(--color-table-hover);
}

/* === Comment === */
.comment {
  margin-bottom: 20px;
  display: flex;
  gap: 10px;
  align-items: flex-start;
}
.comment .comment-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 11px;
  font-weight: var(--font-weight-semibold);
  flex-shrink: 0;
}
.comment .comment-body { flex: 1; min-width: 0; }
.comment .comment-header { font-size: 13px; }
.comment .comment-text {
  font-size: 13px;
  margin-top: 4px;
  line-height: 1.5;
}
.comment-form {
  border-top: var(--border-width) solid var(--color-border-light);
  padding-top: 16px;
}
.comment-form .form-actions {
  margin-top: 8px;
  display: flex;
  justify-content: flex-end;
}

/* === Empty state === */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--color-muted);
}
.empty-state .empty-icon {
  font-size: 48px;
  margin-bottom: 12px;
  opacity: 0.4;
}
.empty-state h3 { font-size: 16px; color: var(--color-text-secondary); margin-bottom: 4px; }
.empty-state p { font-size: 13px; }

/* === Login page === */
.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
}
.login-card {
  background: var(--color-card);
  border-radius: 12px;
  padding: 40px;
  width: 380px;
  max-width: 90vw;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}
.login-card .logo { text-align: center; margin-bottom: 28px; }
.login-card .logo h1 { font-size: 24px; color: var(--color-text); font-family: 'Delius Unicase', cursive; }
.login-card .logo p { font-size: 13px; color: var(--color-muted); margin-top: 4px; }
.login-card .form-group { margin-bottom: 18px; }
.login-card .btn-primary { width: 100%; padding: 10px; font-size: 14px; justify-content: center; }
.login-card .footer { text-align: center; margin-top: 18px; font-size: 12px; color: var(--color-muted); }
.login-card .login-error {
  background: #ffebee;
  color: #c62828;
  padding: 10px 14px;
  border-radius: 6px;
  font-size: 13px;
  margin-bottom: 16px;
  display: none;
}

/* === Avatar === */
.avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: var(--font-weight-semibold);
  font-size: 11px;
  flex-shrink: 0;
}
.avatar-sm { width: 24px; height: 24px; font-size: 10px; }
.avatar-lg { width: 64px; height: 64px; font-size: 22px; }

/* === Pagination === */
.pagination {
  padding: 12px 0;
  font-size: 12px;
  color: var(--color-muted);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.pagination .page-buttons {
  display: flex;
  gap: 4px;
}

/* === Theme selector on profile page === */
.theme-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
}
.theme-option {
  border: 2px solid var(--color-border);
  border-radius: 8px;
  padding: 16px;
  cursor: pointer;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.theme-option:hover { border-color: var(--color-primary); }
.theme-option.selected {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-focus-ring);
}
.theme-option .theme-preview {
  height: 40px;
  border-radius: 4px;
  margin-bottom: 8px;
  display: flex;
  overflow: hidden;
}
.theme-option .theme-preview .preview-sidebar { width: 30%; }
.theme-option .theme-preview .preview-main { flex: 1; }
.theme-option .theme-name {
  font-size: 13px;
  font-weight: var(--font-weight-medium);
}

/* === Misc === */
.text-muted { color: var(--color-muted); }
.text-sm { font-size: 12px; }
.text-danger { color: var(--color-danger); }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.flex { display: flex; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.gap-1 { gap: 8px; }
.gap-2 { gap: 16px; }
code {
  background: var(--color-info-bg);
  padding: 2px 6px;
  border-radius: 3px;
  font-size: 12px;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}


/* Responsive */
/* === Mobile Menu Toggle === */
.mobile-menu-btn { display: none; background: none; border: none; color: var(--color-text); font-size: 24px; cursor: pointer; padding: 4px 8px; line-height: 1; margin-right: 12px; flex-shrink: 0; }
.mobile-menu-close { display: none; }

@media (max-width: 768px) {
  /* Sidebar: off-canvas with overlay */
  .mobile-menu-btn { display: block; }
  .sidebar { position: fixed; left: -260px; top: 0; bottom: 0; z-index: 200; width: 240px; transition: left 0.25s ease; }
  .sidebar.open { left: 0; }
  .sidebar-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.4); z-index: 199; }
  .sidebar.open + .sidebar-overlay { display: block; }
  .sidebar.open .mobile-menu-close { display: block !important; }
  .sidebar .user-section { min-height: 48px; -webkit-tap-highlight-color: transparent; }
  .main { margin-left: 0; }

  /* Topbar: logical row layout */
  .topbar {
    padding: 10px 16px;
    flex-wrap: nowrap;
    gap: 8px;
    align-items: center;
  }
  .topbar > .mobile-menu-btn { order: 0; flex-shrink: 0; }
  .topbar > div:not(.actions) { order: 1; flex: 1; min-width: 0; overflow: hidden; }
  .topbar > h1 { order: 1; flex: 1; min-width: 0; overflow: hidden; }
  .topbar h1, .topbar .page-title { font-size: 16px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .topbar .actions { order: 2; flex-shrink: 0; gap: 6px; }
  .topbar .actions select { max-width: 140px; font-size: 11px; }
  .topbar .actions .btn { font-size: 12px; padding: 6px 10px; white-space: nowrap; }
  .content { padding: 16px; }

  /* Ticket detail: single column */
  .ticket-detail { grid-template-columns: 1fr; }
  .ticket-sidebar .field-value .editable-field {
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
    min-height: 36px;
    display: inline-flex;
    align-items: center;
  }

  /* Kanban: stacked columns */
  .kanban { flex-direction: column; overflow-x: visible; }
  .kanban-col { max-width: none; min-width: auto; width: 100%; }

  /* Grids */
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .project-grid { grid-template-columns: 1fr; }

  /* Tables: horizontal scroll */
  .table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }

  /* Forms: full width */
  .form-control { max-width: 100% !important; }
  input.form-control, select.form-control, textarea.form-control { width: 100%; }

  /* Filters: stack vertically */
  .filters { flex-direction: column; }
  .filters select, .filters input { width: 100% !important; }
  .filters .search-box { width: 100%; }
  .filters .search-box input { width: 100% !important; }

  /* Modals: near full-screen */
  .modal {
    width: calc(100% - 32px);
    max-width: calc(100% - 32px);
    max-height: 90vh;
  }
  .modal-body { padding: 16px; }
  .modal-header { padding: 14px 16px; }
  .modal-footer { padding: 12px 16px; }

  /* Project switcher dropdown */
  .project-switcher-dropdown {
    position: fixed;
    left: 12px;
    right: 12px;
    top: auto;
    bottom: 60px;
    max-height: 60vh;
    overflow-y: auto;
  }

  /* Tabs: scrollable on mobile */
  .tabs { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .tab { white-space: nowrap; flex-shrink: 0; }

  /* Back button */
  .btn-back { width: 28px; height: 28px; font-size: 14px; }
}