/* ── Tokens ─────────────────────────────────────────────────── */
:root {
  --bg:        #FFFFFF;
  --bg2:       #F2F2F2;
  --bg3:       #E5E5E5;
  --text:      #080808;
  --text2:     #4A4A4A;
  --text3:     #939393;
  --border:    rgba(0,0,0,0.10);
  --border2:   rgba(0,0,0,0.22);
  --radius:    0px;
  --radius-lg: 0px;
  --accent:    #D40000;
  --danger:    #D40000;
  --star:      #D40000;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg:      #0C0C0C;
    --bg2:     #161616;
    --bg3:     #222222;
    --text:    #F0F0F0;
    --text2:   #AAAAAA;
    --text3:   #555555;
    --border:  rgba(255,255,255,0.08);
    --border2: rgba(255,255,255,0.18);
  }
}
[data-theme="light"] {
  --bg:      #FFFFFF;
  --bg2:     #F2F2F2;
  --bg3:     #E5E5E5;
  --text:    #080808;
  --text2:   #4A4A4A;
  --text3:   #939393;
  --border:  rgba(0,0,0,0.10);
  --border2: rgba(0,0,0,0.22);
}
[data-theme="dark"] {
  --bg:      #0C0C0C;
  --bg2:     #161616;
  --bg3:     #222222;
  --text:    #F0F0F0;
  --text2:   #AAAAAA;
  --text3:   #555555;
  --border:  rgba(255,255,255,0.08);
  --border2: rgba(255,255,255,0.18);
}

/* ── Reset ──────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; -webkit-text-size-adjust: 100%; overflow-x: clip; }
body {
  font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
}
a { color: inherit; text-decoration: none; }
button, input, select, textarea {
  font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 13.5px;
  color: var(--text);
}
input, textarea, select {
  background: var(--bg);
  border: 1.5px solid var(--border2);
  border-radius: 0;
  padding: 7px 10px;
  width: 100%;
  outline: none;
  transition: border-color .12s;
}
input:focus, textarea:focus, select:focus {
  border-color: var(--text);
}
textarea { resize: vertical; min-height: 72px; }

/* ── Nav ────────────────────────────────────────────────────── */
.nav {
  background: var(--bg);
  border-bottom: 3px solid var(--text);
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  gap: 0;
  height: 50px;
  position: sticky;
  top: 0;
  z-index: 10;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.nav-brand {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-right: 2rem;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
}
.nav-logo { color: var(--accent); flex-shrink: 0; }
.nav-link {
  font-size: 11px;
  font-weight: 700;
  color: var(--text2);
  padding: 0 12px;
  height: 50px;
  display: flex;
  align-items: center;
  border-bottom: 3px solid transparent;
  margin-bottom: -3px;
  transition: color .12s, border-color .12s;
  white-space: nowrap;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.nav-link:hover { color: var(--text); }
.nav-link.active {
  color: var(--text);
  border-bottom-color: var(--accent);
}

/* ── Layout ─────────────────────────────────────────────────── */
.container { max-width: 800px; margin: 0 auto; padding: 2rem 1.5rem calc(4rem + env(safe-area-inset-bottom)); }

/* ── Stats ──────────────────────────────────────────────────── */
.stats {
  display: flex;
  gap: 0;
  border-top: 3px solid var(--text);
  border-bottom: 1px solid var(--border2);
  margin-bottom: 2rem;
}
.stat {
  flex: 1;
  padding: 14px 20px;
  text-align: left;
  border-right: 1px solid var(--border2);
}
.stat:last-child { border-right: none; }
.stat-num {
  font-size: 42px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
}
.stat-lbl {
  font-size: 9px;
  font-weight: 800;
  color: var(--text3);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}
.stat-num.starred { color: var(--accent); }

/* ── Add task form ──────────────────────────────────────────── */
.add-form {
  background: var(--bg);
  border: 1.5px solid var(--border2);
  padding: 14px 16px;
  margin-bottom: 1.5rem;
}
.add-form-row { display: flex; gap: 8px; margin-bottom: 8px; flex-wrap: wrap; }
.add-form-row input, .add-form-row select { flex: 1; min-width: 100px; }
.add-form-actions { display: flex; justify-content: flex-end; margin-top: 6px; }

/* ── Combined main header (index page) ──────────────────────── */
.main-header {
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  border-bottom: 3px solid var(--text);
  padding: 0 1.5rem;
  padding-left: max(1.5rem, env(safe-area-inset-left));
  padding-right: max(1.5rem, env(safe-area-inset-right));
  padding-top: env(safe-area-inset-top);
  height: calc(46px + env(safe-area-inset-top));
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 10;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.main-header-tabs,
.main-header-right {
  display: flex;
  align-items: stretch;
}
.main-header-right { align-items: center; gap: 4px; }

.main-header-mark {
  display: inline-flex;
  align-items: center;
  color: var(--accent);
  padding-right: 14px;
  flex-shrink: 0;
  transition: opacity .12s;
}
.main-header-mark:hover { opacity: 0.65; }

.main-header-brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding-right: 20px;
  font-size: 15px;
  font-weight: 900;
  letter-spacing: -0.03em;
  color: var(--text);
  border-bottom: 3px solid transparent;
  margin-bottom: -3px;
  transition: opacity .12s;
  flex-shrink: 0;
}
.main-header-brand svg { color: var(--accent); flex-shrink: 0; }
.main-header-brand:hover { opacity: 0.7; }
.main-header-brand.active { border-bottom-color: var(--accent); }

.main-tab {
  display: inline-flex;
  align-items: center;
  padding: 0 12px;
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.10em;
  color: var(--text2);
  border-bottom: 3px solid transparent;
  margin-bottom: -3px;
  transition: color .12s, border-color .12s;
  white-space: nowrap;
}
.main-tab:hover { color: var(--text); }
.main-tab.active { color: var(--text); border-bottom-color: var(--accent); }

/* ── Hamburger button (mobile only) ─────────────────────────── */
.hamburger-btn {
  display: none;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text2);
  padding: 0 8px;
  width: 40px;
  height: 46px;
  flex-shrink: 0;
  transition: color .12s;
  -webkit-tap-highlight-color: transparent;
}
.hamburger-btn:hover { color: var(--text); }
.hamburger-btn .hamburger-close { display: none; }
.hamburger-btn[aria-expanded="true"] .hamburger-icon { display: none; }
.hamburger-btn[aria-expanded="true"] .hamburger-close { display: block; }

/* ── Mobile nav dropdown ─────────────────────────────────────── */
.mobile-nav {
  display: none;
  position: fixed;
  top: calc(46px + env(safe-area-inset-top));
  left: 0;
  right: 0;
  background: var(--bg);
  border-bottom: 2px solid var(--border2);
  z-index: 9;
  flex-direction: column;
  padding: 6px 0 10px;
}
.mobile-nav.open { display: flex; }

.mobile-nav-item {
  display: block;
  padding: 13px 1.5rem;
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.10em;
  color: var(--text2);
  border-left: 3px solid transparent;
  transition: color .12s, border-color .12s;
}
.mobile-nav-item:hover { color: var(--text); }
.mobile-nav-item.active { color: var(--text); border-left-color: var(--accent); }

/* ── Mobile breakpoint: collapse header tabs ─────────────────── */
@media (max-width: 540px) {
  .main-header { overflow-x: hidden; }
  .main-header-tabs .main-tab,
  .main-header-right .main-tab { display: none; }
  .main-header-brand { padding-right: 8px; flex-shrink: 1; }
  .hamburger-btn { display: flex; }
}

.header-divider {
  width: 1px;
  height: 18px;
  background: var(--border2);
  margin: 0 6px;
  flex-shrink: 0;
}

.focus-toggle {
  font-size: 9px;
  font-weight: 800;
  padding: 5px 12px;
  border: 1.5px solid var(--border2);
  background: transparent;
  color: var(--text2);
  cursor: pointer;
  transition: all .12s;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.focus-toggle:hover { background: var(--bg2); color: var(--text); }
.focus-toggle.active {
  background: var(--text);
  color: var(--bg);
  border-color: var(--text);
}

/* ── Toolbar ────────────────────────────────────────────────── */
.toolbar {
  display: flex;
  gap: 8px;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  align-items: center;
}
.toolbar input[type=text] { flex: 1; min-width: 120px; }
.toolbar select { width: auto; }

/* ── Buttons ────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 14px;
  font-size: 10px;
  font-weight: 800;
  border: 1.5px solid var(--border2);
  background: var(--bg);
  color: var(--text);
  cursor: pointer;
  white-space: nowrap;
  transition: background .12s;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-radius: 0;
}
.btn:hover { background: var(--bg2); }
.btn:active { transform: translateY(1px); }
.btn:focus-visible { outline: 2px solid var(--text); outline-offset: 2px; }
.btn:disabled, .btn.is-loading { cursor: wait; opacity: 0.6; }
.btn.is-loading:hover { background: var(--bg); }
.btn.primary.is-loading:hover { background: var(--text); }
.btn.primary {
  background: var(--text);
  color: var(--bg);
  border-color: var(--text);
}
.btn.primary:hover { opacity: 0.80; }
.btn.danger { color: var(--danger); border-color: rgba(212,0,0,0.30); }
.btn.danger:hover { background: rgba(212,0,0,0.05); border-color: rgba(212,0,0,0.50); }
.btn.danger:focus-visible { outline-color: var(--danger); }
.btn.ai { background: var(--bg); border-color: var(--border2); color: var(--text2); }
.btn.ai:hover { color: var(--text); background: var(--bg2); }
.btn-sm { padding: 3px 9px; font-size: 9px; }
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--text);
  outline-offset: 2px;
}

/* ── View header (Swiss planner) ────────────────────────────── */
.view-header {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 2rem;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--text);
}
.view-header-text {
  display: flex;
  flex-direction: row;
  align-items: baseline;
  flex: 1;
  min-width: 0;
  overflow: hidden;
  gap: 0;
}
.section + .view-header,
.empty + .view-header {
  margin-top: 3rem;
}

/* ── Drag to reschedule ──────────────────────────────────────── */
.task-group[draggable="true"] { cursor: default; }
.task-group.dragging { opacity: 0.35; }

/* ── Task drag handle (absolutely positioned so it never shifts content) ─ */
.task { position: relative; }
.task-drag-handle {
  position: absolute;
  left: -18px;
  top: 5.5px; /* aligns center with checkbox: task padding(10) + check margin(3) + check half(7.5) - handle half(15) */
  width: 16px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: grab;
  color: var(--text3);
  opacity: 0;
  transition: opacity .12s;
}
.task:hover .task-drag-handle { opacity: 1; }
.task-drag-handle:active { cursor: grabbing; }
.day-section { min-height: 48px; border-radius: 6px; transition: background .12s; }
.day-section.drag-over { background: var(--hover); outline: 2px dashed var(--accent); outline-offset: -2px; }
.day-empty-drop {
  padding: 14px 0;
  font-size: 11px;
  color: var(--text3, var(--text2));
  text-align: center;
  letter-spacing: 0.05em;
}
.day-adder { display: contents; }
.day-add-btn {
  background: none;
  border: none;
  font-size: 42px;
  font-weight: 800;
  line-height: 1;
  color: var(--text2);
  cursor: pointer;
  padding: 0;
  transition: color .12s, transform .12s;
}
.day-add-btn:hover { color: var(--text); transform: scale(1.1); }
.day-add-btn.today { color: var(--danger); }
.day-add-btn.today:hover { color: var(--danger); opacity: 0.7; }
.day-add-form { display: flex; align-items: center; gap: 6px; padding: 10px 0; }
.day-add-form[hidden] { display: none; }
.day-add-form input[name=title] { flex: 1; font-size: 13px; }
.view-header-day {
  font-size: 42px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1;
  color: var(--text);
}
.view-header-date {
  font-size: 15px;
  font-weight: 400;
  letter-spacing: 0.01em;
  color: var(--text2);
  margin-left: 18px;
}
.day-weather {
  display: inline-flex;
  align-items: baseline;
  gap: 5px;
  margin-left: 14px;
  font-size: 15px;
  font-weight: 400;
  color: var(--text3);
  letter-spacing: 0;
}
.weather-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  align-self: center;
  color: var(--text2);
}
.weather-temp {
  font-variant-numeric: tabular-nums;
  color: var(--text2);
}
.weather-extra {
  color: var(--text3);
  font-size: 13px;
}

@media (max-width: 600px) {
  .view-header-day  { font-size: 24px; flex-shrink: 0; }
  .day-add-btn      { font-size: 28px; }
  .view-header-date { font-size: 12px; margin-left: 10px; white-space: nowrap; }
  .day-weather      { font-size: 12px; margin-left: 8px; white-space: nowrap; }
  .weather-icon     { width: 13px; height: 13px; }
  .weather-extra    { font-size: 11px; }
  .view-header      { gap: 8px; }
}

@media (max-width: 360px) {
  .view-header-day  { font-size: 18px; }
  .day-add-btn      { font-size: 22px; }
  .view-header-date { font-size: 11px; margin-left: 8px; }
  .day-weather      { font-size: 11px; margin-left: 6px; }
  .weather-icon     { width: 12px; height: 12px; }
}

/* ── Section ────────────────────────────────────────────────── */
.section {
  background: transparent;
  border: none;
  border-radius: 0;
  overflow: visible;
  margin-bottom: 2.5rem;
  box-shadow: none;
}
.section-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  background: transparent;
  border-top: 2.5px solid var(--text);
  border-bottom: 1px solid var(--border2);
}
.section-title {
  font-size: 11px;
  font-weight: 800;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  flex: 1;
}
.badge {
  font-size: 9px;
  padding: 2px 6px;
  border-radius: 0;
  font-weight: 800;
  letter-spacing: 0.06em;
}
.badge.count {
  background: var(--bg3);
  color: var(--text2);
  border: 1px solid var(--border2);
}

/* ── Task groups & subtask hierarchy ───────────────────────── */
.task-group { border-bottom: none; }
.task-group > .task { border-radius: 0; margin-bottom: 0; border: none; }

/* ── Task row ───────────────────────────────────────────────── */
.task {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 0;
  background: transparent;
  transition: background .12s;
}
.task:hover { background: var(--bg2); }
.task.done { opacity: 0.38; }
.task.done .task-title { text-decoration: line-through; }

/* Checkbox */
.check {
  width: 15px;
  height: 15px;
  border-radius: 0;
  border: 2px solid var(--border2);
  flex-shrink: 0;
  margin-top: 3px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  padding: 0;
  transition: all .12s;
}
.check:hover { border-color: var(--text2); }
.check.checked { background: var(--accent); border-color: var(--accent); }
.check.checked::after {
  content: '';
  width: 5px; height: 2px;
  border-left: 1.5px solid var(--bg);
  border-bottom: 1.5px solid var(--bg);
  transform: rotate(-45deg) translate(1px, -1px);
}

.task-body { flex: 1; min-width: 0; color: inherit; text-decoration: none; cursor: pointer; }
.task-title { font-size: 14px; font-weight: 500; line-height: 1.45; word-break: break-word; }
.task-meta {
  display: flex;
  gap: 8px;
  margin-top: 3px;
  flex-wrap: wrap;
  align-items: center;
}
.task-due {
  font-size: 10px;
  font-weight: 800;
  color: var(--text3);
  font-variant-numeric: tabular-nums;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.task-notes {
  font-size: 11.5px;
  color: var(--text3);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 260px;
}

.task-actions {
  display: flex;
  gap: 3px;
  align-items: center;
  flex-shrink: 0;
}
.task-actions .btn { opacity: 0; transition: opacity .12s; }
.task:hover .task-actions .btn { opacity: 1; }
.recurring-row .task-actions .btn { opacity: 1; }
@media (max-width: 600px) { .task-actions .btn { opacity: 1; } }
.form-inline { display: contents; }

/* Star */
.star-btn {
  border: none;
  background: transparent;
  cursor: pointer;
  padding: 2px 4px;
  font-size: 14px;
  line-height: 1;
  color: var(--border2);
  flex-shrink: 0;
  opacity: 0;
  transition: color .12s, opacity .12s;
  border-radius: 0;
}
.star-btn.starred        { color: var(--accent); opacity: 1; }
.task:hover .star-btn    { opacity: 1; }
.star-btn:hover          { color: var(--accent); }
@keyframes star-pop { 0%,100% { transform: scale(1); } 40% { transform: scale(1.55); } }
.star-btn.starred        { animation: star-pop .25s ease; }

/* In 3-day view the ☆ title badge serves as the starred indicator */
.day-section .star-btn.starred { opacity: 0; }
.day-section .task:hover .star-btn.starred { opacity: 1; }

/* Star checkbox on edit page */
.star-check {
  display: flex;
  align-items: center;
  gap: 7px;
  cursor: pointer;
  font-size: 13.5px;
  padding: 8px 2px;
  user-select: none;
}
.star-check input { width: auto; cursor: pointer; }

/* Recurring starred tasks */
.recurring-star-badge { color: inherit; opacity: .55; }
.carryover-badge {
  font-size: 11px;
  font-weight: 700;
  color: var(--accent);
  padding: 0 3px;
  border: 1px solid var(--accent);
  border-radius: 3px;
  line-height: 1.4;
  opacity: .75;
}

/* ── Collapse toggle chevron ────────────────────────────────── */
.collapse-toggle {
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  padding: 0;
  border: none;
  background: transparent;
  color: var(--text3);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 0;
  margin-top: 2px;
  transition: color .12s;
}
.collapse-toggle:hover { color: var(--text2); background: var(--bg3); }
.collapse-toggle svg { width: 8px; height: 8px; transition: transform .12s; }
.task-group.collapsed .collapse-toggle svg { transform: rotate(-90deg); }

/* Subtask count badge */
.sub-count-badge {
  display: none;
  font-size: 9px;
  font-weight: 800;
  color: var(--text3);
  background: var(--bg3);
  border-radius: 0;
  padding: 1px 5px;
  margin-left: 4px;
  vertical-align: middle;
  letter-spacing: 0.06em;
}
.task-group.collapsed .sub-count-badge { display: inline; }

/* Subtask tree */
.task-group.collapsed .subtask-tree { display: none; }
body.focus-mode .task-group.collapsed .subtask-tree { display: block; }

.subtask-tree {
  margin-left: 22px;
  padding-left: 14px;
  padding-top: 2px;
  padding-bottom: 2px;
  background: transparent;
}
.subtask-tree.has-subs { border-left: 2px solid var(--border2); }

/* Parent label — fades in on subtask hover */
.subtask-parent {
  font-size: 11px;
  font-weight: 400;
  color: var(--text3);
  margin-left: 10px;
  opacity: 0;
  transition: opacity .12s;
}
.task:hover .subtask-parent { opacity: 1; }

/* Subtask rows */
.task.subtask { padding: 7px 0; background: transparent; }
.task.subtask .task-title { font-size: 13px; font-weight: 400; color: var(--text2); }
.task.subtask .task-meta { margin-top: 2px; }
.task.subtask .check { width: 13px; height: 13px; margin-top: 3px; }
.task.subtask .check.checked::after { width: 4px; height: 1.5px; }
.task.subtask.done .task-title { color: var(--text3); }

/* Today view: due date is redundant, hide it */
.view-today .task-due { display: none; }

/* Today view: red accent line under header */
.view-today .view-header { border-bottom-color: var(--danger); }

/* Add-subtask disclosure */
.subtask-adder { padding: 4px 0 6px; }
.subtask-adder > summary {
  list-style: none;
  font-size: 10px;
  font-weight: 800;
  color: var(--text3);
  cursor: pointer;
  padding: 2px 4px;
  display: inline-block;
  border-radius: 0;
  user-select: none;
  text-transform: uppercase;
  letter-spacing: 0.10em;
}
.subtask-adder > summary::-webkit-details-marker { display: none; }
.subtask-adder > summary:hover { color: var(--text2); background: var(--bg2); }
.subtask-add-form {
  display: flex;
  gap: 6px;
  align-items: center;
  margin-top: 5px;
}
.subtask-add-form input[type=text] { flex: 1; font-size: 13px; }

/* ── Empty state ────────────────────────────────────────────── */
.empty {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text3);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  border: 1.5px solid var(--border2);
}

/* ── Focus mode ─────────────────────────────────────────────── */
body.focus-mode #statsBar      { display: none; }
body.focus-mode .badge.count   { display: none; }
body.focus-mode .add-form  { display: none; }
body.focus-mode .add-form.focus-visible { display: block; }
body.focus-mode .toolbar   { display: none; }

/* + new task button — hidden normally, shown in focus mode */
.focus-add-btn         { display: none; }
body.focus-mode .focus-add-btn { display: inline-flex; }

/* Edit button in task-actions — hidden normally, shown in focus mode
   (opacity 0→1 on hover is inherited from .task-actions .btn rule) */
.task-edit-btn         { display: none; }
body.focus-mode .task-edit-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 4px 6px;
  color: var(--text3);
}
body.focus-mode .task-edit-btn:hover { color: var(--text); background: var(--bg2); }

/* Subtask adder: always hide in focus mode; re-show when activated */
body.focus-mode .subtask-adder            { display: none; }
body.focus-mode .subtask-adder.focus-open { display: block; }
body.focus-mode .task-group.has-visible-subs:not(.focus-expanded) > .task { display: none; }
body.focus-mode .task-group.has-visible-subs:not(.focus-expanded) .subtask-tree {
  margin-left: 0;
  padding-left: 0;
  border-left: none;
  padding-top: 0;
}
body.focus-mode .task-group.has-visible-subs:not(.focus-expanded) .task.subtask + .task.subtask { display: none; }
body.focus-mode .task-group.has-visible-subs:not(.focus-expanded) .task.subtask {
  padding: 10px 0;
  background: transparent;
}
body.focus-mode .task-group.has-visible-subs:not(.focus-expanded) .task.subtask .task-title {
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
}
body.focus-mode .task-group.has-visible-subs:not(.focus-expanded) .task.subtask.done .task-title {
  color: var(--text2);
}
body.focus-mode .task-group.has-visible-subs:not(.focus-expanded) .task.subtask .check {
  width: 15px;
  height: 15px;
}
body.focus-mode .task-group.has-visible-subs:not(.focus-expanded) .task.subtask .check.checked::after {
  width: 5px; height: 2px;
}
body.focus-mode .task-group.has-visible-subs:not(.focus-expanded) .subtask-adder { display: none; }

.focus-context { display: none; }
body.focus-mode .task-group.has-visible-subs:not(.focus-expanded) .focus-context {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: 9px;
  font-weight: 800;
  color: var(--text3);
  background: none;
  border: none;
  padding: 4px 0 3px;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  transition: color .12s;
}
body.focus-mode .task-group.has-visible-subs:not(.focus-expanded) .focus-context svg {
  width: 8px; height: 8px; opacity: 0.5;
}
body.focus-mode .task-group.has-visible-subs:not(.focus-expanded) .focus-context:hover {
  color: var(--text2);
}

/* ── Login ──────────────────────────────────────────────────── */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.login-card {
  background: var(--bg);
  border: 2px solid var(--text);
  border-radius: 0;
  padding: 2.5rem;
  width: 100%;
  max-width: 360px;
}
.login-title {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  margin-bottom: 2rem;
  padding-bottom: 14px;
  border-bottom: 3px solid var(--accent);
}
.field { margin-bottom: 14px; }
.field label {
  display: block;
  font-size: 9px;
  font-weight: 800;
  color: var(--text2);
  margin-bottom: 5px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}
.error-msg {
  background: rgba(212,0,0,0.04);
  color: var(--danger);
  border-radius: 0;
  padding: 10px 14px;
  font-size: 11px;
  font-weight: 800;
  margin-bottom: 14px;
  border: 1.5px solid rgba(212,0,0,0.30);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.success-msg {
  background: rgba(0,100,0,0.04);
  color: #006600;
  border-radius: 0;
  padding: 10px 14px;
  font-size: 11px;
  font-weight: 800;
  margin-bottom: 14px;
  border: 1.5px solid rgba(0,100,0,0.20);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ── AI / chat ──────────────────────────────────────────────── */
.ai-wrap {
  max-width: 640px;
  margin: 0 auto;
  padding: 2rem 1.5rem 2rem;
  display: flex;
  flex-direction: column;
  min-height: calc(100vh - 50px);
}
.ai-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  padding-bottom: 14px;
  border-bottom: 3px solid var(--text);
}
.ai-title {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.01em;
  text-transform: uppercase;
}
.chat-log {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 1rem;
  max-height: calc(100vh - 240px);
  padding-right: 4px;
}
.empty.empty-chat {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1.9;
  margin-bottom: 1rem;
}
.chat-msg { display: flex; }
.chat-msg.user  { justify-content: flex-end; }
.chat-msg.assistant { justify-content: flex-start; }
.chat-bubble {
  max-width: 82%;
  border-radius: 0;
  padding: 10px 14px;
  font-size: 13.5px;
  line-height: 1.65;
}
.chat-msg.user .chat-bubble {
  background: var(--text);
  color: var(--bg);
}
.chat-msg.assistant .chat-bubble {
  background: var(--bg);
  border: 1.5px solid var(--border2);
}
.chat-text { white-space: pre-wrap; }
.chat-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-bottom: 8px;
}
.chat-action {
  font-size: 9px;
  font-weight: 800;
  padding: 2px 7px;
  border-radius: 0;
  background: var(--bg3);
  color: var(--text2);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.chat-msg.assistant .chat-actions:last-child { margin-bottom: 0; }
.chat-form {
  display: flex;
  gap: 8px;
  align-items: flex-end;
  background: var(--bg);
  border: 1.5px solid var(--text);
  padding: 8px 8px 8px 12px;
}
.chat-form textarea {
  flex: 1;
  border: none;
  background: transparent;
  resize: none;
  min-height: 24px;
  max-height: 160px;
  padding: 0;
  line-height: 1.5;
  box-shadow: none;
}
.chat-form textarea:focus { box-shadow: none; border: none; }
.chat-form .btn { flex-shrink: 0; align-self: flex-end; }

/* ── Settings ───────────────────────────────────────────────── */
.settings-card {
  background: var(--bg);
  border: 1.5px solid var(--border2);
  border-radius: 0;
  padding: 1.5rem;
  max-width: 420px;
  margin-bottom: 1rem;
}
.settings-title {
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text);
  margin-bottom: 1.5rem;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--text);
}
.theme-options { display: flex; gap: 6px; }
.theme-option { flex: 1; cursor: pointer; }
.theme-option input[type="radio"] { display: none; }
.theme-label {
  display: block;
  text-align: center;
  padding: 8px 0;
  border: 1.5px solid var(--border2);
  border-radius: 0;
  font-size: 10px;
  font-weight: 800;
  color: var(--text2);
  background: var(--bg2);
  transition: background .12s, color .12s, border-color .12s;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.10em;
}
.theme-option input[type="radio"]:checked + .theme-label {
  background: var(--text);
  color: var(--bg);
  border-color: var(--text);
}
.form-actions { margin-top: 1rem; display: flex; justify-content: flex-end; }

/* ── Edit page ──────────────────────────────────────────────── */
.edit-card {
  background: var(--bg);
  border: 1.5px solid var(--border2);
  border-radius: 0;
  padding: 1.5rem;
  max-width: 500px;
}
.edit-title {
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text);
  margin-bottom: 1.5rem;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--text);
}
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
@media (max-width: 480px) { .row2 { grid-template-columns: 1fr; } }

.edit-subtasks { margin-top: 1.5rem; padding-top: 1rem; border-top: 1.5px solid var(--border2); }
.edit-subtask-list { list-style: none; padding: 0; margin: 0 0 10px; }
.edit-subtask-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 6px 8px;
  border: 1px solid var(--border2);
  margin-bottom: 4px;
}
.edit-subtask-item.done .edit-subtask-title { color: var(--text3); text-decoration: line-through; }
.edit-subtask-title { font-size: 13px; color: var(--text); flex: 1; }
.edit-subtask-add { display: flex; gap: 6px; align-items: center; }
.edit-subtask-add input[type=text] { flex: 1; }

/* ── Flatpickr ──────────────────────────────────────────────── */
.flatpickr-calendar {
  background: var(--bg);
  border: 1.5px solid var(--text);
  border-radius: 0;
  box-shadow: 4px 4px 0 rgba(0,0,0,0.12);
  font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 13px;
}
.flatpickr-calendar.arrowTop::before,
.flatpickr-calendar.arrowTop::after { border-bottom-color: var(--text); }
.flatpickr-months { padding: 6px 4px 2px; }
.flatpickr-month { color: var(--text); }
.flatpickr-current-month {
  font-size: 12px;
  font-weight: 800;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.flatpickr-current-month .numInputWrapper span.arrowUp::after  { border-bottom-color: var(--text2); }
.flatpickr-current-month .numInputWrapper span.arrowDown::after { border-top-color: var(--text2); }
.flatpickr-prev-month svg, .flatpickr-next-month svg { fill: var(--text2); }
.flatpickr-prev-month:hover svg, .flatpickr-next-month:hover svg { fill: var(--text); }
.flatpickr-weekdays { background: transparent; border-bottom: 1px solid var(--border2); }
span.flatpickr-weekday {
  color: var(--text3);
  font-size: 9px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.10em;
  background: transparent;
}
.flatpickr-day {
  color: var(--text);
  border-radius: 0;
  font-size: 12px;
  font-weight: 500;
}
.flatpickr-day:hover { background: var(--bg3); border-color: transparent; }
.flatpickr-day.today { border-color: var(--accent); font-weight: 800; }
.flatpickr-day.today:hover { background: rgba(212,0,0,0.08); }
.flatpickr-day.selected,
.flatpickr-day.selected:hover {
  background: var(--text);
  border-color: var(--text);
  color: var(--bg);
}
.flatpickr-day.flatpickr-disabled,
.flatpickr-day.prevMonthDay,
.flatpickr-day.nextMonthDay { color: var(--text3); opacity: 0.4; }

/* ── Inline title edit ──────────────────────────────────────── */
.inline-edit-input {
  font-family: inherit;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.45;
  color: inherit;
  background: transparent;
  border: none;
  border-bottom: 1.5px solid var(--text2);
  outline: none;
  width: 100%;
  padding: 0;
  margin: 0;
}

/* ── Day schedule strips (recurring tasks / calendar events) ─── */
.day-schedule {
  margin-bottom: 1.5rem;
  padding-bottom: 0.5rem;
}
.day-schedule--recurring {
  border-bottom: 1px dashed var(--border2);
}
.day-schedule-row {
  display: flex;
  align-items: flex-start;   /* matches .task */
  gap: 10px;
  padding: 10px 0;           /* matches .task */
  transition: opacity .12s;
}
.day-schedule-row.done { opacity: 0.38; }
.day-schedule-row.done .day-schedule-title { text-decoration: line-through; }

/* placeholder keeps title column aligned on cal-event rows */
.day-schedule-check-placeholder {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
  margin-top: 3px;           /* matches .check margin-top */
}
.day-schedule-body {
  flex: 1;
  min-width: 0;
}
.day-schedule-title {
  font-size: 14px;
  font-weight: 500;
  color: var(--text2);
  line-height: 1.45;
}
/* right-side metadata: time + icon, mirrors task-actions position */
.day-schedule-meta {
  display: flex;
  align-items: center;
  gap: 5px;
  flex-shrink: 0;
  margin-top: 2px;
}
.day-schedule-time {
  font-size: 10px;
  font-weight: 800;
  color: var(--text3);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.06em;
  white-space: nowrap;
}
.day-schedule-icon {
  color: var(--text3);
  display: flex;
  align-items: center;
  opacity: 0.7;
}

/* ── Day picker (recurring tasks form) ───────────────────────── */
.day-picker {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.day-chip { cursor: pointer; user-select: none; }
.day-chip input[type="checkbox"] { display: none; }
.day-chip span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  padding: 5px 8px;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1.5px solid var(--border2);
  background: var(--bg2);
  color: var(--text2);
  transition: background .12s, color .12s, border-color .12s;
}
.day-chip input[type="checkbox"]:checked + span {
  background: var(--text);
  color: var(--bg);
  border-color: var(--text);
}
.day-chip:hover span { border-color: var(--text2); color: var(--text); }

/* ── Drag indicator ─────────────────────────────────────────── */
.drag-indicator {
  height: 2px;
  background: var(--text2);
  margin: 2px 0;
  pointer-events: none;
}

/* ── Undo toast ──────────────────────────────────────────────── */
.undo-toast {
  display: none;
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  align-items: center;
  gap: 12px;
  background: var(--text);
  color: var(--bg);
  padding: 10px 16px;
  font-size: 13px;
  z-index: 999;
  animation: toast-in 0.18s ease;
}
.undo-toast.visible {
  display: flex;
}
.undo-toast.hiding {
  display: flex;
  animation: toast-out 0.18s ease forwards;
}
.undo-toast-btn {
  background: none;
  border: none;
  color: var(--bg);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  padding: 0;
  text-decoration: underline;
  text-underline-offset: 2px;
}
.undo-toast-btn:hover { opacity: 0.75; }
@keyframes toast-in  { from { opacity: 0; transform: translateX(-50%) translateY(8px); } to { opacity: 1; transform: translateX(-50%) translateY(0); } }
@keyframes toast-out { from { opacity: 1; } to { opacity: 0; } }
.flatpickr-input[readonly] { cursor: pointer; background: var(--bg); }

/* ── Shopping list ───────────────────────────────────────────── */
.shop-add-form input[name=title] { flex: 1; font-size: 13px; }
.shop-header-subsequent { margin-top: 3rem; }

/* ── Solar Sentinel ──────────────────────────────────────────── */
.s-page-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 8px 0;
  border-bottom: 1px solid var(--border2);
  margin-bottom: 0;
}
.s-page-title {
  font-size: 11px;
  font-weight: 800;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.14em;
}
.s-meta {
  font-size: 10px;
  font-weight: 600;
  color: var(--text3);
  font-variant-numeric: tabular-nums;
}
.stat-unit {
  font-size: 0.4em;
  font-weight: 400;
  letter-spacing: 0;
  color: var(--text3);
  vertical-align: middle;
  margin-left: 0.3em;
}
.s-charging    { color: #3a9a3a; }
.s-discharging { color: #c07800; }
.s-full        { color: var(--text2); }
.s-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem 2.5rem;
  margin-top: 2rem;
}
@media (max-width: 560px) {
  .s-grid { grid-template-columns: 1fr; }
}
.s-grid .section { margin-bottom: 0; }
.s-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 9px 0;
  border-bottom: 1px solid var(--border);
}
.s-row:last-child { border-bottom: none; }
.s-row .lbl {
  font-size: 12px;
  color: var(--text2);
}
.s-row .val {
  font-size: 12px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

/* ── Sentinel timeline ───────────────────────────────────────── */
.tl-wrap { margin-top: 2rem; }
.tl-row {
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--border);
}
.tl-lbl {
  flex-shrink: 0;
  width: 60px;
  text-align: right;
  font-size: 9px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text3);
}
.tl-svg {
  flex: 1;
  min-width: 0;
  width: 0;
  display: block;
  height: 52px;
  overflow: hidden;
}
.tl-svg--tall { height: 70px; }
.tl-yaxis {
  flex-shrink: 0;
  width: 34px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 8px 0;
}
.tl-yaxis--tall { padding: 11px 0; }
.tl-yval {
  font-size: 8px;
  font-weight: 700;
  color: var(--text3);
  letter-spacing: 0.03em;
  font-variant-numeric: tabular-nums;
  line-height: 1;
  text-align: right;
}
.tl-axis-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 5px 0 2px;
}
.tl-axis {
  flex: 1;
  display: flex;
  justify-content: space-between;
  font-size: 8px;
  font-weight: 800;
  color: var(--text3);
  letter-spacing: 0.10em;
  text-transform: uppercase;
  padding-right: 46px;
}