/* base.css — reset, app shell (header, stepper, day bar, banner, stage panels), shared components
   (buttons, bubbles, toast, modal, popover, menu) and the shared matrix / quadrant / task-card look. */

/* ---------- Reset ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: var(--text-md);
  line-height: 1.45;
  color: var(--ink);
  background: var(--bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
p {
  margin: 0;
  font-weight: inherit;
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  background: none;
  border: 0;
  padding: 0;
  text-align: inherit;
}

img,
svg {
  display: block;
  max-width: 100%;
}

svg {
  flex-shrink: 0;
}

a {
  color: inherit;
}

[hidden] {
  display: none !important;
}

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

:focus:not(:focus-visible) {
  outline: none;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: var(--space-3);
  z-index: 100;
  padding: var(--space-2) var(--space-3);
  background: var(--ink);
  color: #fff;
  border-radius: var(--radius-md);
}

.skip-link:focus {
  top: var(--space-3);
}

.text-muted {
  color: var(--muted);
}

/* ---------- App layout ---------- */
.app {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

.app-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background: color-mix(in srgb, var(--surface) 82%, transparent);
  backdrop-filter: saturate(1.4) blur(12px);
  -webkit-backdrop-filter: saturate(1.4) blur(12px);
  border-bottom: 1px solid var(--border);
}

.app-header__inner {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: var(--space-2) var(--space-4);
  min-height: var(--header-h);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--space-4);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.01em;
  text-decoration: none;
  white-space: nowrap;
  border-radius: var(--radius-md);
}

.brand__mark {
  width: 26px;
  height: 26px;
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
}

.header-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-2);
}

.account-slot {
  display: flex;
  align-items: center;
}

/* ---------- Stepper ---------- */
.stepper {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  margin: 0;
  padding: 0;
  list-style: none;
}

.stepper__item {
  position: relative;
  flex: 0 1 128px;
  display: flex;
  justify-content: center;
  min-width: 0;
}

/* No connector line between steps (removed at the owner's request). */

.step {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-2);
  min-width: var(--touch);
  border-radius: var(--radius-md);
  color: var(--muted);
}

.step__dot {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 2px solid var(--line-strong);
  background: var(--surface);
  display: grid;
  place-items: center;
  font-size: var(--text-sm);
  font-weight: 700;
  line-height: 1;
  transition:
    background var(--dur-fast),
    border-color var(--dur-fast),
    color var(--dur-fast);
}

.step__dot svg {
  width: 16px;
  height: 16px;
}

.step__label {
  font-size: var(--text-xs);
  white-space: nowrap;
}

.step:hover .step__dot {
  border-color: var(--ink);
}

/* Only the current step is filled with colour; completed steps look like upcoming ones (empty). */

.step.is-current {
  color: var(--ink);
  font-weight: 600;
}

.step.is-current .step__dot {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--primary-fg);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--primary) 16%, transparent);
}

/* ---------- Day bar ---------- */
.daybar {
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}

.daybar__inner {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: var(--space-2) var(--space-4);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.daybar__center {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  min-width: 0;
}

.daybar__date {
  font-size: var(--text-md);
  font-weight: 600;
  text-align: center;
}

.daybar__progress {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--muted);
  font-size: var(--text-sm);
  white-space: nowrap;
}

.daybar__today {
  gap: 6px;
}

.meter {
  width: 64px;
  height: 6px;
  border-radius: 3px;
  background: var(--tray);
  overflow: hidden;
}

.meter__fill {
  height: 100%;
  background: var(--green-fill);
  transition: width var(--dur) var(--ease);
}

.chip {
  display: inline-flex;
  align-items: center;
  padding: 2px 10px;
  border-radius: var(--radius-pill);
  font-size: var(--text-xs);
  font-weight: 600;
  line-height: 1.5;
}

.chip--today {
  background: var(--today);
  color: #fff;
}

/* ---------- Free-mode banner ---------- */
.banner {
  background: var(--warning-bg);
  border-bottom: 1px solid var(--warning-line);
  font-size: var(--text-sm);
}

.banner__inner {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: var(--space-2) var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.banner__text {
  flex: 1;
}

/* ---------- Stage panels ---------- */
.stage {
  flex: 1;
  width: 100%;
  max-width: var(--content-max);
  margin: 0 auto;
  padding: var(--space-5) var(--space-4) var(--space-8);
  display: grid;
  overflow-x: clip; /* sliding panels must never widen the page */
}

.panel {
  grid-area: 1 / 1;
  position: relative;
  min-width: 0;
}

.panel--ghost {
  pointer-events: none;
}

.panel--enter-forward {
  animation: panel-in-right var(--dur) var(--ease) both;
}

.panel--enter-back {
  animation: panel-in-left var(--dur) var(--ease) both;
}

.panel--exit-forward {
  animation: panel-out-left var(--dur) var(--ease) both;
}

.panel--exit-back {
  animation: panel-out-right var(--dur) var(--ease) both;
}

@keyframes panel-in-right {
  from {
    opacity: 0;
    transform: translateX(32px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes panel-in-left {
  from {
    opacity: 0;
    transform: translateX(-32px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes panel-out-left {
  to {
    opacity: 0;
    transform: translateX(-32px);
  }
}

@keyframes panel-out-right {
  to {
    opacity: 0;
    transform: translateX(32px);
  }
}

.stage-header {
  text-align: center;
  margin-bottom: var(--space-5);
}

.stage-kicker {
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  color: var(--primary);
  letter-spacing: 0.14em;
  margin-bottom: var(--space-2);
}

.stage-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 1.2rem + 2.4vw, 2.25rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
  text-wrap: balance;
}

.stage-title:focus-visible {
  outline-offset: 6px;
  border-radius: var(--radius-sm);
}

.stage-title__accent {
  color: var(--red);
  font-weight: 700;
}

.stage-subtitle {
  margin-top: var(--space-2);
  font-size: var(--text-sm);
  color: var(--muted);
}

.stage-body {
  position: relative;
}

.stage-nav {
  display: grid;
  grid-template-columns: 1fr auto 1fr; /* Back · centred day switcher · Next */
  align-items: center;
  gap: var(--space-2);
  width: 100%;
  max-width: 720px; /* align Back / Next with the content (matrix) width, not the screen edges */
  margin: 0 auto var(--space-4);
}

.stage-nav__side {
  display: flex;
  min-width: 0;
}

.stage-nav__side--end {
  justify-content: flex-end;
}

/* The "STAGE N" label sits alone, centred, at the very bottom of stages 2–4. */
.stage-kicker--footer {
  margin: var(--space-6) 0 0;
  text-align: center;
}

/* Centred current-day display with discreet arrows to step the day. */
.stage-nav__day {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}

.stage-nav__day-label {
  min-width: 96px;
  text-align: center;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.stage-nav__day-arrow {
  color: var(--muted);
}

.stage-nav__day-arrow:hover {
  color: var(--ink);
}

/* Narrow screens: the centre label gets its own row above Back / Next so nothing overflows. */
@media (max-width: 560px) {
  .stage-nav {
    grid-template-columns: 1fr 1fr;
    row-gap: var(--space-2);
  }
  .stage-nav__day {
    grid-row: 1;
    grid-column: 1 / -1;
    justify-self: center;
  }
  .stage-nav__side--start {
    grid-row: 2;
    grid-column: 1;
  }
  .stage-nav__side--end {
    grid-row: 2;
    grid-column: 2;
  }
}

.stage-nav__next {
  margin-left: auto;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 42px;
  padding: 0 var(--space-5);
  border: 1.5px solid var(--line-strong);
  border-radius: var(--radius-pill);
  background: var(--surface);
  color: var(--ink);
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1;
  white-space: nowrap;
  user-select: none;
  box-shadow: var(--shadow-sm);
  transition:
    background var(--dur-fast),
    border-color var(--dur-fast),
    color var(--dur-fast),
    box-shadow var(--dur-fast),
    transform var(--dur-fast);
}

.btn:hover {
  background: var(--hover);
  border-color: var(--muted);
}

.btn:active {
  transform: translateY(1px);
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.btn-primary {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--primary-fg);
}

.btn-primary:hover {
  background: color-mix(in srgb, var(--primary) 88%, #000);
  border-color: color-mix(in srgb, var(--primary) 88%, #000);
  color: var(--primary-fg);
}

.btn-ghost {
  border-color: transparent;
  background: transparent;
  box-shadow: none;
  font-weight: 500;
}

.btn-ghost:hover {
  background: var(--hover);
  border-color: transparent;
}

.btn-danger {
  color: var(--red);
  border-color: var(--red);
}

.btn-danger:hover {
  background: var(--red-fill);
}

.btn-sm {
  min-height: 34px;
  padding: 0 var(--space-4);
  font-size: var(--text-xs);
}

.btn-icon {
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  color: var(--muted);
  transition:
    background var(--dur-fast),
    color var(--dur-fast);
}

.btn-icon:hover {
  background: var(--hover);
  color: var(--ink);
}

.btn-icon:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.btn-icon svg {
  width: 20px;
  height: 20px;
}

.btn-google {
  gap: 10px;
  font-weight: 600;
  border-color: var(--line-strong);
}

.btn-google svg {
  width: 18px;
  height: 18px;
}

@media (pointer: coarse) {
  .btn,
  .btn-icon {
    min-height: var(--touch);
  }

  .btn-icon {
    width: var(--touch);
    height: var(--touch);
  }

  .bubble {
    padding-right: 52px;
  }

  .bubble__close {
    top: 0;
    right: 0;
    width: var(--touch);
    height: var(--touch);
  }
}

/* ---------- Speech bubbles ---------- */
.bubble {
  --bubble-bg: var(--bubble-khaki);
  --bubble-line: var(--bubble-khaki);
  --tail-x: 36px;
  --tail-y: 26px;
  position: relative;
  z-index: var(--z-bubble);
  display: inline-block;
  max-width: min(300px, calc(100% - 16px));
  padding: var(--space-3) var(--space-7) var(--space-3) var(--space-4);
  border: 1.5px solid var(--bubble-line);
  border-radius: var(--radius-xl);
  background: var(--bubble-bg);
  color: var(--ink);
  font-size: var(--text-sm);
  line-height: 1.4;
  box-shadow: var(--shadow-md);
}

/* Anchored bubbles float over the stage; they must never block what they point at (a quadrant
   being dragged into, a card being tapped), so pointer input passes through everything but ✕. */
.bubble--positioned {
  position: absolute;
  pointer-events: none;
}

.bubble--positioned .bubble__close {
  pointer-events: auto;
}

/* Un-anchored tips (a stage without [data-tip-anchor]) sit centred under the stage header. */
.bubble:not(.bubble--positioned) {
  --tail-x: 50%;
  display: block;
  width: fit-content;
  margin: 0 auto var(--space-5);
}

.bubble--khaki {
  --bubble-bg: var(--bubble-khaki);
  --bubble-line: var(--bubble-khaki);
}

.bubble--green {
  --bubble-bg: var(--bubble-green);
  --bubble-line: var(--bubble-green-border);
  border-radius: var(--radius-pill);
  font-weight: 700;
}

.bubble--dark {
  --bubble-bg: var(--bubble-dark);
  --bubble-line: var(--bubble-dark);
  color: #fff;
}

.bubble__title {
  font-weight: 700;
}

.bubble__list {
  margin: var(--space-2) 0 0;
  padding-left: 18px;
}

.bubble__list li + li {
  margin-top: 2px;
}

.bubble strong {
  font-weight: 700;
}

.bubble__close {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 28px;
  height: 28px;
  color: inherit;
  opacity: 0.7;
}

.bubble__close:hover {
  opacity: 1;
  background: rgba(0, 0, 0, 0.08);
}

.bubble__close svg {
  width: 16px;
  height: 16px;
}

/* Tail: a rotated square sharing the bubble background; only the two outer edges keep a border. */
.bubble__tail {
  position: absolute;
  width: 16px;
  height: 16px;
  background: var(--bubble-bg);
  border: 1.5px solid transparent;
}

.bubble--tail-bottom .bubble__tail {
  bottom: -9px;
  left: var(--tail-x);
  transform: translateX(-50%) rotate(45deg);
  border-right-color: var(--bubble-line);
  border-bottom-color: var(--bubble-line);
}

.bubble--tail-top .bubble__tail {
  top: -9px;
  left: var(--tail-x);
  transform: translateX(-50%) rotate(45deg);
  border-left-color: var(--bubble-line);
  border-top-color: var(--bubble-line);
}

.bubble--tail-left .bubble__tail {
  left: -9px;
  top: var(--tail-y);
  transform: translateY(-50%) rotate(45deg);
  border-left-color: var(--bubble-line);
  border-bottom-color: var(--bubble-line);
}

.bubble--tail-right .bubble__tail {
  right: -9px;
  top: var(--tail-y);
  transform: translateY(-50%) rotate(45deg);
  border-right-color: var(--bubble-line);
  border-top-color: var(--bubble-line);
}

/* ---------- Toasts ---------- */
.toast-root {
  position: fixed;
  left: 50%;
  bottom: var(--space-5);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  transform: translateX(-50%);
  width: min(420px, calc(100vw - 32px));
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-lg);
  background: var(--ink);
  color: #fff;
  font-size: var(--text-sm);
  box-shadow: var(--shadow-lg);
  pointer-events: auto;
  animation: toast-in var(--dur) var(--ease) both;
}

.toast__text {
  flex: 1;
}

.toast__action {
  color: #7fe0ad;
  font-weight: 700;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  min-height: 32px;
}

.toast__action:hover {
  background: rgba(255, 255, 255, 0.12);
}

.toast__close {
  color: #fff;
  opacity: 0.7;
  width: 32px;
  height: 32px;
}

.toast__close:hover {
  opacity: 1;
  background: rgba(255, 255, 255, 0.12);
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ---------- Modal ---------- */
.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  display: grid;
  place-items: center;
  padding: var(--space-4);
  background: rgba(0, 0, 0, 0.38);
  animation: fade-in var(--dur-fast) both;
}

.modal {
  width: min(440px, 100%);
  max-height: calc(100dvh - 32px);
  overflow: auto;
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow-lg);
  animation: modal-in var(--dur) var(--ease) both;
}

.modal__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-3);
}

.modal__body {
  font-size: var(--text-md);
}

.modal__body p + p {
  margin-top: var(--space-2);
}

.modal__actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-2);
  margin-top: var(--space-5);
}

body.has-modal {
  overflow: hidden;
}

@keyframes fade-in {
  from {
    opacity: 0;
  }
}

@keyframes modal-in {
  from {
    opacity: 0;
    transform: translateY(8px) scale(0.98);
  }
}

/* ---------- Popover & menu ---------- */
.popover-root {
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 0;
  overflow: visible;
  z-index: var(--z-popover);
}

.popover {
  --tail-x: 50%;
  --tail-y: 50%;
  position: absolute;
  z-index: var(--z-popover);
  min-width: 180px;
  max-width: min(320px, calc(100vw - 16px));
  padding: var(--space-3);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--shadow-md);
  font-size: var(--text-sm);
  animation: fade-in var(--dur-fast) both;
}

.popover__tail {
  position: absolute;
  width: 14px;
  height: 14px;
  background: var(--surface);
  border: 1.5px solid transparent;
}

.popover--tail-top .popover__tail {
  top: -8px;
  left: var(--tail-x);
  transform: translateX(-50%) rotate(45deg);
  border-left-color: var(--border);
  border-top-color: var(--border);
}

.popover--tail-bottom .popover__tail {
  bottom: -8px;
  left: var(--tail-x);
  transform: translateX(-50%) rotate(45deg);
  border-right-color: var(--border);
  border-bottom-color: var(--border);
}

.popover--tail-left .popover__tail {
  left: -8px;
  top: var(--tail-y);
  transform: translateY(-50%) rotate(45deg);
  border-left-color: var(--border);
  border-bottom-color: var(--border);
}

.popover--tail-right .popover__tail {
  right: -8px;
  top: var(--tail-y);
  transform: translateY(-50%) rotate(45deg);
  border-right-color: var(--border);
  border-top-color: var(--border);
}

.menu {
  padding: var(--space-1);
  min-width: 200px;
}

.menu__item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  width: 100%;
  min-height: 36px;
  padding: 0 var(--space-3);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
}

.menu__item:hover,
.menu__item:focus-visible {
  background: var(--hover);
}

.menu__item:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: -2px;
}

.menu__item:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.menu__item--danger {
  color: var(--red);
}

.menu__item svg {
  width: 16px;
  height: 16px;
}

.menu__separator {
  height: 1px;
  margin: var(--space-1) 0;
  background: var(--line);
}

/* ---------- Shared matrix / quadrants / task cards ---------- */
.matrix {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: var(--space-4);
  width: 100%;
  max-width: 720px;
  margin: 0 auto;
  padding: 0;
  border: 0;
  background: transparent;
}

.quadrant {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  min-height: 200px;
  padding: var(--space-4);
  border: 1.5px solid var(--gray);
  border-radius: var(--radius-lg);
  background: var(--gray-fill);
  box-shadow: var(--shadow-sm);
  transition:
    box-shadow var(--dur-fast),
    filter var(--dur-fast);
}

.quadrant--do {
  background: var(--red-fill);
  border-color: var(--red);
}

.quadrant--plan {
  background: var(--yellow-fill);
  border-color: var(--yellow);
}

.quadrant--delegate {
  background: var(--blue-fill);
  border-color: var(--blue);
}

.quadrant--delete {
  background: var(--gray-fill);
  border-color: var(--gray);
}

/* Stage 2: faded, uncoloured background matrix. */
.matrix--faded .quadrant {
  background: var(--surface);
  border: 1.5px solid var(--line);
  box-shadow: none;
}

.quadrant.is-drop-target {
  box-shadow: 0 0 0 3px var(--focus);
  filter: brightness(1.02);
}

.quadrant__label {
  font-size: var(--text-md);
  font-weight: 700;
  letter-spacing: -0.01em;
  text-align: center;
}

.quadrant__body {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-height: 0;
}

.quadrant__footer {
  display: flex;
  justify-content: center;
}

.task-card {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  min-height: 40px;
  padding: 7px 12px;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  background: var(--surface);
  color: var(--ink);
  font-size: var(--text-sm);
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.task-card__title {
  flex: 1;
  min-width: 0;
  overflow-wrap: anywhere;
}

.task-card--done .task-card__title {
  text-decoration: line-through; /* just crossed out — the title keeps its normal colour */
}

.task-card--selected {
  box-shadow: 0 0 0 3px var(--focus);
}

.task-card--dragging {
  opacity: 0.9;
  box-shadow: var(--shadow-lg);
  z-index: var(--z-popover);
}

/* ---------- Motion & responsive ---------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

@media (max-width: 767px) {
  /* Two header rows would keep ~130px of a phone screen pinned; stage changes start at the top
     anyway, so the header simply scrolls with the page here. */
  .app-header {
    position: static;
  }

  .app-header__inner {
    grid-template-columns: 1fr auto;
    grid-template-areas:
      "brand actions"
      "stepper stepper";
    row-gap: var(--space-2);
  }

  .brand {
    grid-area: brand;
  }

  .header-actions {
    grid-area: actions;
  }

  .stepper-nav {
    grid-area: stepper;
  }

  .stepper__item {
    flex: 1 1 0;
  }
}

@media (max-width: 639px) {
  .matrix {
    grid-template-columns: 1fr;
    grid-template-rows: none;
    gap: var(--space-4);
    padding: var(--space-4);
  }

  .quadrant {
    min-height: 140px;
  }

  .daybar__inner {
    display: grid;
    grid-template-columns: auto 1fr auto;
    justify-items: center;
    row-gap: var(--space-1);
    padding-top: var(--space-1);
    padding-bottom: var(--space-1);
  }

  .daybar__center {
    flex-wrap: wrap;
    justify-content: center;
  }

  .daybar__progress {
    grid-column: 1 / -1;
  }

  .stage {
    padding: var(--space-4) var(--space-3) var(--space-8);
  }

  .stage-nav {
    margin-bottom: var(--space-3);
  }
}

@media (max-width: 479px) {
  .step__label {
    display: none;
  }

  .step.is-current .step__label {
    display: block;
  }

  .brand__name {
    font-size: var(--text-sm);
  }

  .daybar__date {
    font-size: var(--text-sm);
  }

  /* "Go to today" shrinks to its icon so the date row stays a single line. */
  .daybar__today {
    width: var(--touch);
    min-height: var(--touch);
    padding: 0;
  }

  .daybar__today-label {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
  }
}

/* Day bar: "· 5 waiting" after the done count when the day has tasks on hold. */
.daybar__waiting {
  margin-left: var(--space-1);
  color: var(--muted);
  white-space: nowrap;
}