/* ─── Reset & Base ────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 14px; overflow-x: hidden; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.5;
  overflow-x: hidden;
  position: relative;
}

/* ─── Design Tokens ───────────────────────────────────────────────────────── */
:root {
  --bg-primary:    #0f172a;
  --bg-secondary:  #1e293b;
  --bg-card:       #1e293b;
  --bg-hover:      #334155;
  --bg-input:      #0f172a;
  --border:        #334155;
  --border-light:  #1e293b;

  --text-primary:  #f1f5f9;
  --text-secondary:#94a3b8;
  --text-muted:    #64748b;

  --accent:        #3b82f6;
  --accent-dim:    #1d4ed8;
  --accent-glow:   rgba(59,130,246,.15);

  --green:         #10b981;
  --amber:         #f59e0b;
  --red:           #ef4444;
  --purple:        #8b5cf6;
  --teal:          #06b6d4;
  --rose:          #f43f5e;
  --orange:        #f97316;
  --indigo:        #6366f1;

  --sidebar-w:     228px;
  --detail-w:      420px;
  --radius:        8px;
  --radius-sm:     5px;
  --shadow:        0 4px 24px rgba(0,0,0,.4);
  --shadow-sm:     0 1px 4px rgba(0,0,0,.3);
  --transition:    150ms ease;
}

[data-theme="light"] {
  --bg-primary:    #f1f5f9;
  --bg-secondary:  #ffffff;
  --bg-card:       #ffffff;
  --bg-hover:      #f1f5f9;
  --bg-input:      #f8fafc;
  --border:        #e2e8f0;
  --border-light:  #f1f5f9;
  --text-primary:  #0f172a;
  --text-secondary:#475569;
  --text-muted:    #94a3b8;
  --accent-glow:   rgba(59,130,246,.08);
  --shadow:        0 4px 24px rgba(0,0,0,.12);
  --shadow-sm:     0 1px 4px rgba(0,0,0,.08);
}

/* ─── Auth Screen ─────────────────────────────────────────────────────────── */
.auth-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(ellipse at 50% 20%, rgba(59,130,246,.12) 0%, transparent 70%),
              var(--bg-primary);
}
.auth-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2.5rem;
  width: 380px;
  max-width: calc(100vw - 2rem);
  box-shadow: var(--shadow);
}
.auth-logo {
  text-align: center;
  margin-bottom: 2rem;
}
.auth-logo h1 { font-size: 1.5rem; font-weight: 700; color: var(--text-primary); }
.auth-logo p  { color: var(--text-muted); font-size: .875rem; margin-top: .25rem; }
.auth-logo .logo-icon {
  width: 52px; height: 52px;
  background: linear-gradient(135deg, var(--accent), var(--purple));
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: .75rem;
}

/* ─── App Shell ───────────────────────────────────────────────────────────── */
.app-shell {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

/* ─── Sidebar ─────────────────────────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-w);
  min-width: var(--sidebar-w);
  background: var(--bg-primary);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.sidebar-header {
  padding: 1.25rem 1rem 1rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: .625rem;
}
.sidebar-logo {
  width: 32px; height: 32px;
  background: linear-gradient(135deg, var(--accent), var(--purple));
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: .875rem; flex-shrink: 0;
}
.sidebar-title {
  font-size: .875rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.sidebar-nav {
  padding: .5rem 0;
  border-bottom: 1px solid var(--border);
}
.nav-item {
  display: flex;
  align-items: center;
  gap: .625rem;
  padding: .5rem 1rem;
  font-size: .8125rem;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  border-radius: 0;
  transition: background var(--transition), color var(--transition);
  border: none;
  background: none;
  width: 100%;
  text-align: left;
}
.nav-item:hover  { background: var(--bg-hover); color: var(--text-primary); }
.nav-item.active { background: var(--accent-glow); color: var(--accent); }
.nav-item .icon  { font-size: 1rem; opacity: .8; }
.sidebar-plans {
  flex: 1;
  overflow-y: auto;
  padding: .75rem 0;
}
.sidebar-section-label {
  font-size: .6875rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 0 1rem .375rem;
}
.plan-link {
  display: flex;
  align-items: center;
  gap: .5rem;
  padding: .375rem 1rem;
  cursor: pointer;
  border-radius: 0;
  color: var(--text-secondary);
  font-size: .8125rem;
  transition: background var(--transition), color var(--transition);
  border: none;
  background: none;
  width: 100%;
  text-align: left;
}
.plan-link:hover  { background: var(--bg-hover); color: var(--text-primary); }
.plan-link.active { background: var(--accent-glow); color: var(--text-primary); }
.plan-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.plan-name { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sidebar-footer {
  padding: .75rem 1rem;
  border-top: 1px solid var(--border);
}
.save-status {
  font-size: .75rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: .375rem;
}
.save-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--green);
  transition: background var(--transition);
}
.save-dot.saving { background: var(--amber); }

/* ─── Main Content ────────────────────────────────────────────────────────── */
.main-content {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}
.view-header {
  padding: 1.5rem 1.75rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}
.view-header h2 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}
.view-body {
  padding: 1.25rem 1.75rem 1.75rem;
  flex: 1;
}

/* ─── Dashboard ───────────────────────────────────────────────────────────── */
.dashboard-grid {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 1.25rem;
  align-items: start;
}
.dashboard-main { display: flex; flex-direction: column; gap: 1.25rem; }
.dashboard-side { display: flex; flex-direction: column; gap: 1.25rem; }

.quick-capture {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
}
.quick-capture h3 {
  font-size: .8125rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .05em;
  margin-bottom: .75rem;
}
.capture-row {
  display: flex;
  gap: .5rem;
  align-items: flex-end;
}
.capture-row textarea {
  flex: 1;
  min-height: 60px;
  resize: none;
}
.capture-ai-badge {
  font-size: .6875rem;
  color: var(--purple);
  background: rgba(139,92,246,.12);
  border-radius: 4px;
  padding: 2px 6px;
  margin-left: .5rem;
}

.widget-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.125rem;
}
.widget-title {
  font-size: .75rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .05em;
  margin-bottom: .75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.widget-stat {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
}
.widget-sublabel {
  font-size: .75rem;
  color: var(--text-muted);
  margin-top: .25rem;
}

.progress-bar {
  height: 6px;
  background: var(--bg-hover);
  border-radius: 99px;
  overflow: hidden;
  margin-top: .5rem;
}
.progress-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 99px;
  transition: width .4s ease;
}

.briefing-card {
  background: linear-gradient(135deg, rgba(59,130,246,.08), rgba(139,92,246,.06));
  border: 1px solid rgba(59,130,246,.2);
  border-radius: var(--radius);
  padding: 1rem 1.125rem;
}
.briefing-card p { font-size: .8125rem; color: var(--text-secondary); line-height: 1.7; }

/* ─── Task List ───────────────────────────────────────────────────────────── */
.task-list-section { display: flex; flex-direction: column; gap: .25rem; }
.task-list-header {
  font-size: .75rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .05em;
  padding: .25rem 0;
  display: flex;
  align-items: center;
  gap: .5rem;
}
.task-item {
  display: flex;
  align-items: flex-start;
  gap: .625rem;
  padding: .5rem .625rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--transition);
  border: 1px solid transparent;
  background: var(--bg-secondary);
  margin-bottom: .25rem;
}
.task-item:hover { background: var(--bg-hover); border-color: var(--border); }
.task-item.done { opacity: .5; }
.task-item.done .task-title { text-decoration: line-through; }
.task-check {
  width: 18px; height: 18px;
  border: 2px solid var(--border);
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 1px;
  cursor: pointer;
  transition: all var(--transition);
  display: flex; align-items: center; justify-content: center;
  font-size: .625rem;
}
.task-check:hover { border-color: var(--accent); background: var(--accent-glow); }
.task-check.checked { background: var(--green); border-color: var(--green); color: white; }
.task-body { flex: 1; min-width: 0; }
.task-title {
  font-size: .8125rem;
  color: var(--text-primary);
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.task-meta {
  display: flex;
  align-items: center;
  gap: .375rem;
  margin-top: .25rem;
  flex-wrap: wrap;
}
.task-indicators { display: flex; align-items: center; gap: .25rem; flex-shrink: 0; }
.subtask-indicator {
  font-size: .6875rem;
  color: var(--text-muted);
  white-space: nowrap;
}

/* ─── Plans View ──────────────────────────────────────────────────────────── */
.plans-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 1.25rem;
  align-items: start;
}
.plan-list-panel {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.plan-panel-header {
  padding: .75rem 1rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: .8125rem;
  font-weight: 600;
  color: var(--text-secondary);
}
.plan-entry {
  display: flex;
  align-items: center;
  gap: .625rem;
  padding: .625rem 1rem;
  cursor: pointer;
  transition: background var(--transition);
  border-bottom: 1px solid var(--border-light);
}
.plan-entry:hover  { background: var(--bg-hover); }
.plan-entry.active { background: var(--accent-glow); }
.plan-entry-name { font-size: .8125rem; font-weight: 500; flex: 1; }
.plan-entry-count { font-size: .75rem; color: var(--text-muted); }

.projects-panel { display: flex; flex-direction: column; gap: .75rem; }
.project-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.project-header {
  padding: .75rem 1rem;
  display: flex;
  align-items: center;
  gap: .625rem;
  cursor: pointer;
  transition: background var(--transition);
  border-bottom: 1px solid transparent;
}
.project-header:hover { background: var(--bg-hover); }
.project-header.open { border-bottom-color: var(--border); }
.project-chevron { color: var(--text-muted); font-size: .75rem; transition: transform var(--transition); }
.project-chevron.open { transform: rotate(90deg); }
.project-name { font-size: .875rem; font-weight: 600; flex: 1; }
.project-badges { display: flex; gap: .375rem; }
.project-tasks { padding: .5rem 1rem 1rem; }
.project-tasks .task-item { background: var(--bg-hover); }
.project-tasks .task-item:hover { background: var(--bg-primary); }
.add-task-row {
  display: flex;
  align-items: center;
  gap: .5rem;
  padding: .375rem .625rem;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: .8125rem;
  cursor: pointer;
  transition: all var(--transition);
  border: 1px dashed var(--border);
  margin-top: .375rem;
}
.add-task-row:hover { color: var(--accent); border-color: var(--accent); background: var(--accent-glow); }
.add-task-input {
  display: flex;
  align-items: center;
  gap: .5rem;
  margin-top: .375rem;
}
.add-task-input input { flex: 1; }

/* ─── Sprint Board ────────────────────────────────────────────────────────── */
.sprint-layout {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.sprint-board {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  align-items: start;
}
.sprint-col {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  min-height: 320px;
}
.sprint-col-header {
  padding: .75rem 1rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.sprint-col-title { font-size: .875rem; font-weight: 600; }
.sprint-col-count { font-size: .75rem; color: var(--text-muted); }
.sprint-col-body {
  padding: .75rem;
  display: flex;
  flex-direction: column;
  gap: .375rem;
  min-height: 200px;
}
.sprint-col-body.drag-over { background: var(--accent-glow); border: 1px dashed var(--accent); border-radius: var(--radius-sm); }
.sprint-task-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: .5rem .75rem;
  cursor: grab;
  transition: all var(--transition);
  display: flex;
  align-items: flex-start;
  gap: .5rem;
}
.sprint-task-card:active { cursor: grabbing; opacity: .7; }
.sprint-task-card:hover { border-color: var(--accent); background: var(--bg-hover); }
.sprint-card-body { flex: 1; min-width: 0; }
.sprint-card-title { font-size: .8125rem; font-weight: 500; }
.sprint-card-meta { font-size: .6875rem; color: var(--text-muted); margin-top: .125rem; }
.sprint-info-bar {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
.sprint-info-item { display: flex; flex-direction: column; gap: .125rem; }
.sprint-info-label { font-size: .6875rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: .05em; }
.sprint-info-value { font-size: .9375rem; font-weight: 600; color: var(--text-primary); }

/* ─── Dependency Waterfall ────────────────────────────────────────────────── */
.waterfall-view {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  overflow-x: auto;
}
.waterfall-chain {
  display: flex;
  align-items: center;
  gap: 0;
  margin-bottom: .75rem;
  flex-wrap: wrap;
}
.waterfall-node {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: .375rem .625rem;
  font-size: .75rem;
  font-weight: 500;
  white-space: nowrap;
  cursor: pointer;
  transition: all var(--transition);
}
.waterfall-node:hover { border-color: var(--accent); }
.waterfall-node.blocked { opacity: .45; border-style: dashed; }
.waterfall-node.done { background: rgba(16,185,129,.1); border-color: var(--green); color: var(--green); }
.waterfall-arrow {
  color: var(--text-muted);
  padding: 0 .375rem;
  font-size: .875rem;
}

/* ─── Task Detail Panel ───────────────────────────────────────────────────── */
.detail-overlay {
  position: fixed; inset: 0;
  z-index: 50;
  pointer-events: none;
}
.detail-panel {
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: var(--detail-w);
  background: var(--bg-secondary);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow);
  z-index: 51;
  pointer-events: all;
  overflow: hidden;
}
.detail-header {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: .625rem;
  flex-shrink: 0;
}
.detail-header h3 { font-size: .875rem; font-weight: 600; flex: 1; }
.detail-body { flex: 1; overflow-y: auto; padding: 1.25rem; display: flex; flex-direction: column; gap: 1rem; }
.detail-title-input {
  font-size: 1rem;
  font-weight: 600;
  background: transparent;
  border: none;
  color: var(--text-primary);
  width: 100%;
  padding: 0;
  outline: none;
}
.detail-title-input:focus { outline: none; }

.detail-field { display: flex; flex-direction: column; gap: .375rem; }
.detail-field label { font-size: .6875rem; font-weight: 600; text-transform: uppercase; letter-spacing: .06em; color: var(--text-muted); }
.detail-row { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; }
.detail-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: .5rem; }

.subtask-list { display: flex; flex-direction: column; gap: .25rem; }
.subtask-item {
  display: flex;
  align-items: center;
  gap: .5rem;
  padding: .375rem .5rem;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}
.subtask-item:hover { background: var(--bg-hover); }
.subtask-item:hover .delete-btn { opacity: 1; }
.subtask-title {
  flex: 1;
  font-size: .8125rem;
  cursor: pointer;
  background: transparent;
  border: none;
  color: var(--text-primary);
  outline: none;
}
.subtask-title.done { text-decoration: line-through; color: var(--text-muted); }

.checklist-item {
  display: flex;
  align-items: center;
  gap: .5rem;
  padding: .25rem .5rem;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}
.checklist-item:hover { background: var(--bg-hover); }
.checklist-item:hover .delete-btn { opacity: 1; }
.checklist-label {
  flex: 1;
  font-size: .8125rem;
  cursor: pointer;
  background: transparent;
  border: none;
  color: var(--text-primary);
  outline: none;
}
.checklist-label.checked { text-decoration: line-through; color: var(--text-muted); }

.delete-btn {
  opacity: 0;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  font-size: .875rem;
  padding: 2px;
  border-radius: 4px;
  transition: all var(--transition);
  flex-shrink: 0;
}
.delete-btn:hover { color: var(--red); background: rgba(239,68,68,.1); }

.dep-tag {
  display: inline-flex;
  align-items: center;
  gap: .375rem;
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: .25rem .5rem;
  font-size: .75rem;
  color: var(--text-secondary);
  cursor: pointer;
}
.dep-tag.blocked { border-color: var(--amber); color: var(--amber); background: rgba(245,158,11,.08); }
.dep-tag .remove { cursor: pointer; color: var(--text-muted); margin-left: .125rem; }
.dep-tag .remove:hover { color: var(--red); }

.warning-banner {
  display: flex;
  align-items: center;
  gap: .5rem;
  background: rgba(245,158,11,.1);
  border: 1px solid rgba(245,158,11,.3);
  border-radius: var(--radius-sm);
  padding: .5rem .75rem;
  font-size: .75rem;
  color: var(--amber);
}

/* ─── GTD Review Modal ────────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.7);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
}
.gtd-modal {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 16px;
  width: 680px;
  max-width: calc(100vw - 2rem);
  max-height: calc(100vh - 4rem);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow);
  overflow: hidden;
}
.gtd-modal-header {
  padding: 1.25rem 1.5rem 0;
  flex-shrink: 0;
}
.gtd-steps {
  display: flex;
  gap: .375rem;
  margin-bottom: 1rem;
}
.gtd-step-dot {
  height: 4px;
  flex: 1;
  border-radius: 99px;
  background: var(--border);
  transition: background .3s;
}
.gtd-step-dot.active { background: var(--accent); }
.gtd-step-dot.done   { background: var(--green); }
.gtd-step-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: .25rem;
}
.gtd-step-desc {
  font-size: .8125rem;
  color: var(--text-secondary);
  margin-bottom: .75rem;
}
.gtd-modal-body {
  flex: 1;
  overflow-y: auto;
  padding: .75rem 1.5rem;
}
.gtd-modal-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}
.gtd-mit-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: .625rem .875rem;
  cursor: pointer;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  gap: .625rem;
  margin-bottom: .375rem;
}
.gtd-mit-card:hover   { border-color: var(--accent); background: var(--accent-glow); }
.gtd-mit-card.selected { border-color: var(--accent); background: var(--accent-glow); }
.gtd-mit-card.selected .mit-check { background: var(--accent); color: white; border-color: var(--accent); }
.mit-check {
  width: 20px; height: 20px;
  border: 2px solid var(--border);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: .625rem;
  flex-shrink: 0;
}
.gtd-reasoning { font-size: .75rem; color: var(--purple); margin-top: .25rem; font-style: italic; }
.gtd-confirm-stat {
  text-align: center;
  padding: 1rem;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.gtd-confirm-stat .stat-num { font-size: 2rem; font-weight: 700; }
.gtd-confirm-stat .stat-label { font-size: .75rem; color: var(--text-muted); margin-top: .25rem; }

/* ─── Settings View ───────────────────────────────────────────────────────── */
.settings-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; align-items: start; }
.settings-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
}
.settings-card h3 {
  font-size: .875rem;
  font-weight: 600;
  margin-bottom: 1rem;
  padding-bottom: .75rem;
  border-bottom: 1px solid var(--border);
  color: var(--text-primary);
}

/* ─── Forms ───────────────────────────────────────────────────────────────── */
input, textarea, select {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: inherit;
  font-size: .8125rem;
  padding: .5rem .75rem;
  width: 100%;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
input:focus, textarea:focus, select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
input::placeholder, textarea::placeholder { color: var(--text-muted); }
select option { background: var(--bg-secondary); }
label { display: block; font-size: .75rem; font-weight: 500; color: var(--text-secondary); margin-bottom: .375rem; }
.form-group { margin-bottom: .875rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; }

/* ─── Buttons ─────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .375rem;
  padding: .5rem 1rem;
  border-radius: var(--radius-sm);
  font-size: .8125rem;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  transition: all var(--transition);
  border: 1px solid transparent;
  white-space: nowrap;
}
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-primary { background: var(--accent); color: white; border-color: var(--accent); }
.btn-primary:hover:not(:disabled) { background: var(--accent-dim); }
.btn-secondary { background: var(--bg-hover); color: var(--text-primary); border-color: var(--border); }
.btn-secondary:hover:not(:disabled) { background: var(--border); }
.btn-ghost { background: transparent; color: var(--text-secondary); }
.btn-ghost:hover:not(:disabled) { background: var(--bg-hover); color: var(--text-primary); }
.btn-danger { background: transparent; color: var(--red); border-color: var(--red); }
.btn-danger:hover:not(:disabled) { background: rgba(239,68,68,.1); }
.btn-sm { padding: .3125rem .625rem; font-size: .75rem; }
.btn-lg { padding: .75rem 1.5rem; font-size: .9375rem; }
.btn-block { width: 100%; }
.btn-icon {
  width: 30px; height: 30px;
  padding: 0;
  border-radius: var(--radius-sm);
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-muted);
  cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 1rem;
  transition: all var(--transition);
}
.btn-icon:hover { background: var(--bg-hover); color: var(--text-primary); border-color: var(--border); }

/* ─── Badges & Tags ───────────────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: .25rem;
  padding: 2px 8px;
  border-radius: 99px;
  font-size: .6875rem;
  font-weight: 600;
  line-height: 1.4;
}
.badge-priority-high   { background: rgba(239,68,68,.15); color: var(--red); }
.badge-priority-medium { background: rgba(245,158,11,.15); color: var(--amber); }
.badge-priority-low    { background: rgba(16,185,129,.15); color: var(--green); }
.badge-status-next     { background: rgba(59,130,246,.15); color: var(--accent); }
.badge-status-waiting  { background: rgba(245,158,11,.15); color: var(--amber); }
.badge-status-someday  { background: rgba(100,116,139,.15); color: var(--text-muted); }
.badge-status-done     { background: rgba(16,185,129,.15); color: var(--green); }
.badge-energy-high   { background: rgba(239,68,68,.1); color: var(--red); }
.badge-energy-medium { background: rgba(245,158,11,.1); color: var(--amber); }
.badge-energy-low    { background: rgba(16,185,129,.1); color: var(--green); }

.context-tag {
  font-size: .6875rem;
  padding: 1px 6px;
  background: rgba(99,102,241,.12);
  color: var(--indigo);
  border-radius: 4px;
  font-family: ui-monospace, monospace;
}

.overdue-badge { color: var(--red); font-size: .6875rem; font-weight: 600; }
.due-badge     { color: var(--amber); font-size: .6875rem; }
.project-breadcrumb { font-size: .6875rem; color: var(--text-muted); }

/* ─── Color Picker ────────────────────────────────────────────────────────── */
.color-swatch {
  width: 22px; height: 22px;
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid transparent;
  transition: border-color var(--transition), transform var(--transition);
}
.color-swatch.selected { border-color: white; transform: scale(1.15); }
.color-swatches { display: flex; gap: .375rem; flex-wrap: wrap; }

/* ─── Plan Color Dots ─────────────────────────────────────────────────────── */
.plan-color-dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }

/* ─── Toasts ──────────────────────────────────────────────────────────────── */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: .5rem;
  pointer-events: none;
}
.toast {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: .75rem 1rem;
  font-size: .8125rem;
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  gap: .5rem;
  pointer-events: all;
  max-width: 340px;
}
.toast.success { border-left: 3px solid var(--green); }
.toast.error   { border-left: 3px solid var(--red); }
.toast.info    { border-left: 3px solid var(--accent); }
.toast.loading { border-left: 3px solid var(--purple); }

/* ─── Modal (generic) ─────────────────────────────────────────────────────── */
.modal-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
  width: 440px;
  max-width: calc(100vw - 2rem);
  box-shadow: var(--shadow);
}
.modal-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 1rem; }

/* ─── Divider ─────────────────────────────────────────────────────────────── */
.divider {
  height: 1px;
  background: var(--border);
  margin: 1rem 0;
}

/* ─── Empty State ─────────────────────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 3rem 1.5rem;
  color: var(--text-muted);
}
.empty-state .empty-icon { font-size: 2.5rem; margin-bottom: .75rem; }
.empty-state p { font-size: .875rem; margin-top: .5rem; }

/* ─── Scrollbar ───────────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ─── Transitions ─────────────────────────────────────────────────────────── */
[x-cloak] { display: none !important; }

/* ─── Mobile bottom nav ───────────────────────────────────────────────────── */
.mobile-nav { display: none; }
.mobile-nav-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .2rem;
  padding: .5rem .25rem;
  color: var(--text-secondary);
  font-size: .625rem;
  font-weight: 500;
  letter-spacing: .02em;
  border: none;
  background: none;
  cursor: pointer;
  transition: color var(--transition);
}
.mobile-nav-item i { font-size: 1.25rem; }
.mobile-nav-item.active,
.mobile-nav-item:hover { color: var(--accent); }

/* ─── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .sidebar { width: 52px; min-width: 52px; }
  .sidebar-title, .plan-name, .nav-item span:not(.icon), .sidebar-section-label, .sidebar-footer { display: none; }
  .nav-item { justify-content: center; padding: .625rem; }
  .plan-link { justify-content: center; padding: .5rem; }
  .dashboard-grid { grid-template-columns: 1fr; }
  .plans-layout { grid-template-columns: 1fr; }
  .sprint-board { grid-template-columns: 1fr; }
  .settings-grid { grid-template-columns: 1fr; }
  .detail-panel { width: 100%; }

  input, textarea, select { font-size: 1rem; }

  .nav-item[data-tooltip], .plan-link[data-tooltip] { position: relative; }
  .nav-item[data-tooltip]:hover::after,
  .plan-link[data-tooltip]:hover::after {
    content: attr(data-tooltip);
    position: absolute;
    left: calc(100% + 8px);
    top: 50%;
    transform: translateY(-50%);
    background: var(--bg-elevated, #1e2433);
    color: var(--text-primary);
    padding: .3rem .65rem;
    border-radius: 6px;
    font-size: .8125rem;
    white-space: nowrap;
    z-index: 200;
    box-shadow: 0 4px 12px rgba(0,0,0,.4);
    border: 1px solid var(--border);
    pointer-events: none;
  }
}

.capture-hint { font-size: .6875rem; color: var(--text-muted); margin-top: .5rem; white-space: nowrap; }

/* ─── Phone (≤600px) ──────────────────────────────────────────────────────── */
@media (max-width: 600px) {
  html, body { overflow-x: hidden; }
  .capture-hint, .keyboard-hints { display: none; }
  .sidebar { display: none; }

  .mobile-nav {
    display: flex;
    position: fixed;
    bottom: 0; left: 0; right: 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    z-index: 100;
    padding-bottom: env(safe-area-inset-bottom, 0px);
  }

  .main-content { padding-bottom: 60px; }
  .view-header { padding: .875rem 1rem 0; }
  .view-header h2 { font-size: 1.05rem; }
  .view-body { padding: .75rem 1rem 1rem; }
  .widget-card { padding: .75rem .875rem; }

  .task-title { white-space: normal; }
  .task-item { padding: .5rem; }
  .task-indicators { flex-wrap: wrap; }

  .dashboard-grid { gap: .75rem; }
  .detail-panel { width: 100%; }

  .auth-card { margin: 1.5rem 1rem; padding: 1.5rem 1.25rem; }
}