/* ============================================================
   FlowBoard — style.css
   Dark-first SaaS aesthetic: Syne + DM Sans, charcoal palette,
   electric indigo accent, tight grid, generous negative space.
============================================================ */

/* ── Reset & Base ──────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* Background layers */
  --bg-base:       #0d0e12;
  --bg-surface:    #13141a;
  --bg-elevated:   #1a1c24;
  --bg-overlay:    #21232e;
  --bg-hover:      #252835;

  /* Borders */
  --border:        #272934;
  --border-subtle: #1e2028;

  /* Accent — electric indigo */
  --accent:        #6366f1;
  --accent-glow:   rgba(99,102,241,.25);
  --accent-light:  #818cf8;
  --accent-dim:    rgba(99,102,241,.12);

  /* Text */
  --text-primary:  #e8e9f0;
  --text-secondary:#8b8fa8;
  --text-muted:    #4e5268;

  /* Semantic */
  --danger:        #ef4444;
  --danger-dim:    rgba(239,68,68,.12);
  --success:       #10b981;
  --warning:       #f59e0b;

  /* Priority */
  --priority-high:   #ef4444;
  --priority-medium: #f59e0b;
  --priority-low:    #10b981;

  /* Column tints */
  --col-todo:       rgba(99,102,241,.07);
  --col-inprogress: rgba(245,158,11,.07);
  --col-done:       rgba(16,185,129,.07);

  /* Spacing */
  --sidebar-w: 240px;
  --radius-sm: 6px;
  --radius:    10px;
  --radius-lg: 14px;
  --radius-xl: 18px;

  /* Transitions */
  --t: .18s cubic-bezier(.4,0,.2,1);
  --t-slow: .32s cubic-bezier(.4,0,.2,1);
}

html { height: 100%; }
body {
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg-base);
  min-height: 100%;
  display: flex;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ── Scrollbars ────────────────────────────────────────────── */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ── Utility ───────────────────────────────────────────────── */
.hidden { display: none !important; }

/* ── Loading Overlay ───────────────────────────────────────── */
.loading-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg-base);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity .4s, visibility .4s;
}
.loading-overlay.gone { opacity: 0; visibility: hidden; pointer-events: none; }
.spinner {
  width: 36px;
  height: 36px;
  border: 2.5px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ============================================================
   SIDEBAR
============================================================ */
.sidebar {
  width: var(--sidebar-w);
  flex-shrink: 0;
  background: var(--bg-surface);
  border-right: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  height: 100vh;
  position: sticky;
  top: 0;
  overflow: hidden;
  transition: width var(--t-slow), transform var(--t-slow);
}

/* ── Logo ──────────────────────────────────────────────────── */
.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 16px 16px;
  border-bottom: 1px solid var(--border-subtle);
  flex-shrink: 0;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
.logo-mark {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3px;
  width: 22px;
}
.logo-dot {
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--accent);
  opacity: .9;
}
.logo-dot:nth-child(2) { background: var(--accent-light); opacity: .7; }
.logo-dot:nth-child(3) { background: var(--accent-light); opacity: .5; grid-column: 1 / -1; width: 100%; border-radius: 2px; height: 4px; }
.logo-text {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 17px;
  letter-spacing: -.3px;
  color: var(--text-primary);
}
.sidebar-toggle {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: var(--radius-sm);
  transition: color var(--t), background var(--t);
  display: flex;
}
.sidebar-toggle:hover { color: var(--text-primary); background: var(--bg-hover); }

/* ── Section Labels ────────────────────────────────────────── */
.sidebar-section-label {
  font-family: 'Syne', sans-serif;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 16px 16px 6px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}
.add-project-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 3px;
  border-radius: 5px;
  display: flex;
  transition: color var(--t), background var(--t);
}
.add-project-btn:hover { color: var(--accent); background: var(--accent-dim); }

/* ── Nav ───────────────────────────────────────────────────── */
.sidebar-nav { padding: 0 8px; flex-shrink: 0; }
.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 8px 10px;
  border: none;
  background: none;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 13.5px;
  font-family: 'DM Sans', sans-serif;
  font-weight: 400;
  transition: background var(--t), color var(--t);
  text-align: left;
  white-space: nowrap;
  overflow: hidden;
  position: relative;
}
.nav-item:hover { background: var(--bg-hover); color: var(--text-primary); }
.nav-item.active {
  background: var(--accent-dim);
  color: var(--accent-light);
  font-weight: 500;
}
.nav-item.active::before {
  content: '';
  position: absolute;
  left: 0; top: 20%; bottom: 20%;
  width: 2.5px;
  border-radius: 0 2px 2px 0;
  background: var(--accent);
}

/* ── Project List ──────────────────────────────────────────── */
.project-list {
  list-style: none;
  padding: 0 8px;
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
}
.project-item {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 7px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--t);
  position: relative;
  white-space: nowrap;
  overflow: hidden;
}
.project-item:hover { background: var(--bg-hover); }
.project-item.active { background: var(--bg-elevated); }
.project-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  flex-shrink: 0;
}
.project-name {
  font-size: 13.5px;
  color: var(--text-secondary);
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
}
.project-item.active .project-name { color: var(--text-primary); }
.project-count {
  font-size: 11px;
  color: var(--text-muted);
  background: var(--bg-elevated);
  padding: 1px 6px;
  border-radius: 99px;
  flex-shrink: 0;
}

/* ── Sidebar Footer ────────────────────────────────────────── */
.sidebar-footer {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-top: 1px solid var(--border-subtle);
  flex-shrink: 0;
}
.user-avatar {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 13px;
  color: #fff;
  flex-shrink: 0;
}
.user-info { overflow: hidden; }
.user-name { font-size: 13px; font-weight: 500; color: var(--text-primary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.user-plan { font-size: 11px; color: var(--text-muted); }

/* ============================================================
   MAIN
============================================================ */
.main {
  flex: 1;
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

/* ── Topbar ────────────────────────────────────────────────── */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  height: 58px;
  border-bottom: 1px solid var(--border-subtle);
  background: var(--bg-surface);
  flex-shrink: 0;
  gap: 16px;
}
.topbar-left { display: flex; align-items: center; gap: 12px; }
.topbar-right { display: flex; align-items: center; gap: 12px; }

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 4px;
  border-radius: var(--radius-sm);
}

.breadcrumb {
  font-family: 'Syne', sans-serif;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 6px;
}
.breadcrumb-sep { color: var(--text-muted); }
.breadcrumb-active { color: var(--text-primary); }

/* ── Search ────────────────────────────────────────────────── */
.search-wrap {
  position: relative;
  display: flex;
  align-items: center;
}
.search-icon {
  position: absolute;
  left: 10px;
  color: var(--text-muted);
  pointer-events: none;
}
.search-input {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: 'DM Sans', sans-serif;
  font-size: 13px;
  padding: 6px 12px 6px 30px;
  width: 200px;
  transition: border-color var(--t), box-shadow var(--t);
  outline: none;
}
.search-input::placeholder { color: var(--text-muted); }
.search-input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }

/* ── Filter ────────────────────────────────────────────────── */
.filter-wrap { display: flex; align-items: center; gap: 7px; }
.filter-label { font-size: 12px; color: var(--text-muted); white-space: nowrap; }
.filter-select {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: 'DM Sans', sans-serif;
  font-size: 13px;
  padding: 5px 10px;
  cursor: pointer;
  outline: none;
  transition: border-color var(--t);
}
.filter-select:focus { border-color: var(--accent); }

/* ── View Wrapper ──────────────────────────────────────────── */
.view { flex: 1; overflow-y: auto; padding: 28px 28px 40px; animation: fadeIn .2s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

/* ============================================================
   DASHBOARD VIEW
============================================================ */
.dashboard-hero { margin-bottom: 28px; }
.dashboard-title {
  font-family: 'Syne', sans-serif;
  font-size: 26px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 4px;
}
.dashboard-sub { color: var(--text-secondary); font-size: 14px; }

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 14px;
  margin-bottom: 32px;
}
.stat-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 20px;
  transition: border-color var(--t), transform var(--t);
  cursor: pointer;
}
.stat-card:hover { border-color: var(--border); transform: translateY(-2px); }
.stat-label { font-size: 12px; color: var(--text-muted); margin-bottom: 8px; font-weight: 500; letter-spacing: .03em; }
.stat-value {
  font-family: 'Syne', sans-serif;
  font-size: 32px;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
  margin-bottom: 4px;
}
.stat-sub { font-size: 11.5px; color: var(--text-muted); }
.stat-dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; margin-right: 5px; }

/* Recent Tasks */
.section-title {
  font-family: 'Syne', sans-serif;
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 14px;
}
.recent-tasks-list { display: flex; flex-direction: column; gap: 8px; }
.recent-task-row {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  transition: border-color var(--t);
}
.recent-task-row:hover { border-color: var(--border); }
.recent-task-title { flex: 1; font-size: 13.5px; }
.recent-task-project { font-size: 11.5px; color: var(--text-muted); }
.priority-badge {
  font-size: 10.5px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 99px;
  letter-spacing: .03em;
  text-transform: uppercase;
}
.priority-badge.high   { background: var(--danger-dim); color: var(--priority-high); }
.priority-badge.medium { background: rgba(245,158,11,.12); color: var(--priority-medium); }
.priority-badge.low    { background: rgba(16,185,129,.12); color: var(--priority-low); }

/* ============================================================
   BOARD VIEW
============================================================ */
.board-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 24px;
  gap: 16px;
  flex-wrap: wrap;
}
.board-title {
  font-family: 'Syne', sans-serif;
  font-size: 22px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 2px;
}
.board-desc { color: var(--text-secondary); font-size: 13px; }
.board-actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

/* ── Kanban Board ──────────────────────────────────────────── */
.kanban-board {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  align-items: start;
  min-height: calc(100vh - 260px);
}

/* ── Column ────────────────────────────────────────────────── */
.kanban-col {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  display: flex;
  flex-direction: column;
  min-height: 420px;
  transition: border-color var(--t);
  position: relative;
}
.kanban-col.drag-over {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent), 0 0 24px var(--accent-glow);
}

.col-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 18px 12px;
  border-bottom: 1px solid var(--border-subtle);
  flex-shrink: 0;
}
.col-title-wrap { display: flex; align-items: center; gap: 8px; }
.col-indicator {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.col-todo .col-indicator       { background: var(--accent); box-shadow: 0 0 6px var(--accent-glow); }
.col-inprogress .col-indicator { background: var(--warning); box-shadow: 0 0 6px rgba(245,158,11,.3); }
.col-done .col-indicator       { background: var(--success); box-shadow: 0 0 6px rgba(16,185,129,.3); }

.col-title {
  font-family: 'Syne', sans-serif;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: .02em;
}
.col-count {
  font-size: 11px;
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 99px;
  background: var(--bg-elevated);
  color: var(--text-muted);
}

.col-add-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 3px;
  border-radius: 5px;
  display: flex;
  transition: color var(--t), background var(--t);
}
.col-add-btn:hover { color: var(--accent); background: var(--accent-dim); }

.task-list {
  flex: 1;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  overflow-y: auto;
  min-height: 100px;
}

.col-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 32px 16px;
  color: var(--text-muted);
  font-size: 12.5px;
  text-align: center;
  gap: 8px;
}
.col-empty svg { opacity: .3; }

/* ── Task Card ─────────────────────────────────────────────── */
.task-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 14px;
  cursor: grab;
  transition: box-shadow var(--t), border-color var(--t), transform var(--t), opacity var(--t);
  position: relative;
  animation: cardIn .2s ease;
  user-select: none;
}
@keyframes cardIn { from { opacity: 0; transform: translateY(-6px) scale(.98); } to { opacity: 1; transform: none; } }
.task-card:hover {
  border-color: var(--accent);
  box-shadow: 0 4px 20px rgba(0,0,0,.3);
  transform: translateY(-1px);
}
.task-card.dragging {
  opacity: .4;
  transform: scale(.97);
  cursor: grabbing;
  box-shadow: none;
}
.task-card.drag-placeholder {
  border: 2px dashed var(--accent);
  background: var(--accent-dim);
  opacity: .5;
  min-height: 80px;
  border-radius: var(--radius-lg);
}

.card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
}
.card-title {
  font-size: 13.5px;
  font-weight: 500;
  color: var(--text-primary);
  line-height: 1.4;
  flex: 1;
}
.card-menu-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 2px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  opacity: 0;
  transition: opacity var(--t), color var(--t), background var(--t);
  flex-shrink: 0;
}
.task-card:hover .card-menu-btn { opacity: 1; }
.card-menu-btn:hover { color: var(--text-primary); background: var(--bg-overlay); }

.card-desc {
  font-size: 12.5px;
  color: var(--text-secondary);
  margin-bottom: 10px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  flex-wrap: wrap;
}
.card-due {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 11.5px;
  color: var(--text-muted);
}
.card-due.overdue { color: var(--danger); }
.card-due svg { flex-shrink: 0; }

/* Inline card actions */
.card-actions {
  display: flex;
  gap: 4px;
  opacity: 0;
  transition: opacity var(--t);
}
.task-card:hover .card-actions { opacity: 1; }
.card-action-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 3px;
  border-radius: 4px;
  color: var(--text-muted);
  display: flex;
  transition: color var(--t), background var(--t);
}
.card-action-btn:hover { color: var(--text-primary); background: var(--bg-overlay); }
.card-action-btn.danger:hover { color: var(--danger); background: var(--danger-dim); }

/* ============================================================
   BUTTONS
============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  border: none;
  font-family: 'DM Sans', sans-serif;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--t), box-shadow var(--t), transform var(--t), opacity var(--t);
  white-space: nowrap;
}
.btn:active { transform: scale(.97); }
.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover { background: var(--accent-light); box-shadow: 0 4px 14px var(--accent-glow); }
.btn-ghost {
  background: var(--bg-elevated);
  color: var(--text-secondary);
  border: 1px solid var(--border);
}
.btn-ghost:hover { background: var(--bg-hover); color: var(--text-primary); }
.btn-danger {
  background: var(--danger-dim);
  color: var(--danger);
  border: 1px solid transparent;
}
.btn-danger:hover { background: var(--danger); color: #fff; }

/* ============================================================
   MODAL
============================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.6);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: overlayIn .15s ease;
}
@keyframes overlayIn { from { opacity: 0; } to { opacity: 1; } }

.modal {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 480px;
  box-shadow: 0 24px 80px rgba(0,0,0,.5);
  animation: modalIn .2s cubic-bezier(.34,1.56,.64,1);
}
@keyframes modalIn { from { opacity: 0; transform: scale(.92) translateY(10px); } to { opacity: 1; transform: none; } }

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 22px 14px;
  border-bottom: 1px solid var(--border-subtle);
}
.modal-title {
  font-family: 'Syne', sans-serif;
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
}
.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: 5px;
  display: flex;
  transition: color var(--t), background var(--t);
}
.modal-close:hover { color: var(--text-primary); background: var(--bg-elevated); }

.modal-body { padding: 20px 22px; display: flex; flex-direction: column; gap: 16px; }
.modal-footer {
  padding: 14px 22px 20px;
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  border-top: 1px solid var(--border-subtle);
}

/* ── Form Elements ─────────────────────────────────────────── */
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-label {
  font-size: 12.5px;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: .02em;
}
.required { color: var(--danger); }
.form-input {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: 'DM Sans', sans-serif;
  font-size: 13.5px;
  padding: 9px 12px;
  outline: none;
  transition: border-color var(--t), box-shadow var(--t);
  width: 100%;
}
.form-input::placeholder { color: var(--text-muted); }
.form-input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
.form-textarea { resize: vertical; min-height: 80px; }
.form-select { cursor: pointer; }

/* ── Color Picker ──────────────────────────────────────────── */
.color-picker { display: flex; gap: 8px; flex-wrap: wrap; }
.color-swatch {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform var(--t), box-shadow var(--t);
}
.color-swatch:hover { transform: scale(1.2); }
.color-swatch.active { border-color: #fff; box-shadow: 0 0 0 2px var(--bg-surface), 0 0 0 4px currentColor; }

/* ── Confirm Modal ─────────────────────────────────────────── */
.confirm-modal { max-width: 360px; }
.confirm-message { font-size: 14px; color: var(--text-secondary); line-height: 1.6; }

/* ============================================================
   TOAST NOTIFICATIONS
============================================================ */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}
.toast {
  background: var(--bg-overlay);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 12px 18px;
  font-size: 13.5px;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 8px 30px rgba(0,0,0,.4);
  pointer-events: all;
  animation: toastIn .25s cubic-bezier(.34,1.56,.64,1);
  min-width: 220px;
  max-width: 320px;
}
@keyframes toastIn { from { opacity: 0; transform: translateX(20px) scale(.95); } to { opacity: 1; transform: none; } }
.toast.out { animation: toastOut .2s ease forwards; }
@keyframes toastOut { to { opacity: 0; transform: translateX(20px) scale(.95); } }
.toast-icon { font-size: 16px; flex-shrink: 0; }
.toast-text { flex: 1; }
.toast.success { border-left: 3px solid var(--success); }
.toast.error   { border-left: 3px solid var(--danger); }
.toast.info    { border-left: 3px solid var(--accent); }

/* ============================================================
   RESPONSIVE
============================================================ */
@media (max-width: 860px) {
  .sidebar {
    position: fixed;
    z-index: 500;
    transform: translateX(-100%);
    height: 100%;
  }
  .sidebar.open { transform: translateX(0); }
  .mobile-menu-btn { display: flex; }
  .main { margin-left: 0 !important; }
  .kanban-board { grid-template-columns: 1fr; }
  .view { padding: 18px 16px 32px; }
  .topbar { padding: 0 16px; }
  .search-input { width: 140px; }
  .board-header { flex-direction: column; }
}

@media (max-width: 560px) {
  .form-row { grid-template-columns: 1fr; }
  .board-actions { gap: 6px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .filter-wrap { display: none; }
  .topbar-right { gap: 8px; }
}

/* Mobile sidebar overlay */
.sidebar-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 499;
}
.sidebar-backdrop.visible { display: block; }

/* Collapsed sidebar (desktop) */
.sidebar.collapsed {
  width: 58px;
}
.sidebar.collapsed .logo-text,
.sidebar.collapsed .sidebar-section-label span,
.sidebar.collapsed .nav-item span,
.sidebar.collapsed .project-name,
.sidebar.collapsed .project-count,
.sidebar.collapsed .user-info,
.sidebar.collapsed .add-project-btn {
  display: none;
}
.sidebar.collapsed .logo-mark { margin: 0 auto; }
.sidebar.collapsed .nav-item { justify-content: center; padding: 9px; }
.sidebar.collapsed .project-item { justify-content: center; padding: 7px; }
.sidebar.collapsed .sidebar-footer { justify-content: center; }
.sidebar.collapsed .sidebar-section-label { justify-content: center; padding: 16px 8px 6px; }