/* Hallmark · genre: playful · macrostructure: Workbench (app shell) · theme: Hum
 * tone: warm-friendly · anchor hue: multi (pear 95 / cyan 235 / coral 18)
 * nav: N3 side-rail (adapted to app sidebar) · footer: Ft5 statement
 * enrichment: none — typography + theme character moment only
 * pre-emit critique: P4 H4 E4 S4 R4 V5 · contrast: pass (40–41) · nav: N3 · footer: Ft5 · slop: pass
 * motion: press buttons · card lift · one character pulse · star-burst (reduced-motion safe)
 */

html { overflow-x: clip; }
body { overflow-x: clip; }

/* The hidden attribute must always win over author display rules
 * (e.g. .skeleton's display: grid) — without this, the loading block
 * stays visible after JS hides it. */
[hidden] { display: none !important; }

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.55;
  min-height: 100dvh;
}

button { font: inherit; color: inherit; }
h1, h2, h3 { font-family: var(--font-display); font-style: normal; }
h1 { font-size: var(--text-xl); font-weight: 700; letter-spacing: -0.025em; line-height: 1.15; }
h2 { font-size: var(--text-md); font-weight: 700; letter-spacing: -0.02em; }
h3 { font-size: var(--text-base); font-weight: 600; }

:focus { outline: none; }
:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
  border-radius: inherit;
}

.mono-label {
  font-family: var(--font-label);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-muted);
}

/* ---------------------------------------------------------------- shell */

.shell {
  display: grid;
  grid-template-columns: 1fr;
  min-height: 100dvh;
}

@media (min-width: 60rem) {
  .shell { grid-template-columns: 15.5rem 1fr; }
}

/* sidebar / topbar (N3 side-rail, adapted) */

.side {
  background: var(--color-paper-2);
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.wordmark {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-md);
  letter-spacing: -0.02em;
  margin: 0;
}

.wordmark small { display: block; font-weight: 400; color: var(--color-muted); font-size: var(--text-sm); letter-spacing: 0; }

/* character moment: the pear dot. Pulses at rest; bursts on feedback send. */
.berry {
  position: relative;
  width: 18px;
  height: 18px;
  flex: none;
  background: var(--color-accent);
  border-radius: 50% 50% 50% 4px;
  transform: rotate(45deg);
  animation: berry-pulse 4s var(--ease-in-out) infinite;
}
.berry::after {
  content: "";
  position: absolute;
  top: -4px;
  left: 50%;
  width: 2px;
  height: 6px;
  background: var(--color-ink);
  border-radius: var(--radius-pill);
}
@keyframes berry-pulse {
  0%, 100% { transform: rotate(45deg) scale(1); }
  50% { transform: rotate(45deg) scale(1.06); }
}

.tabs {
  display: flex;
  gap: var(--space-2xs);
  overflow-x: auto;
  padding-bottom: var(--space-2xs);
  list-style: none;
  margin: 0;
  padding-inline: 0;
  scrollbar-width: thin;
}

@media (min-width: 60rem) {
  .tabs { flex-direction: column; gap: var(--space-2xs); overflow: visible; }
}

.tab {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  white-space: nowrap;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-pill);
  border: 0;
  background: transparent;
  cursor: pointer;
  font-weight: 600;
  color: var(--color-ink-2);
  transition: background-color var(--dur-short) var(--ease-out),
              color var(--dur-short) var(--ease-out);
}
.tab:hover { background: var(--color-paper-3); }
.tab:active { background: var(--color-paper-3); transform: translateY(1px); }
.tab[aria-current="page"] { background: var(--color-accent); color: var(--color-ink); }
.tab .mono-label { color: inherit; opacity: 0.7; }
@media (pointer: coarse) { .tab { min-height: 44px; } }

.side-meta {
  margin-top: auto;
  padding-top: var(--space-md);
  border-top: var(--rule-hairline);
  font-size: var(--text-sm);
  color: var(--color-muted);
}
.side-meta p { margin: 0 0 var(--space-2xs); }

@media (min-width: 60rem) {
  .side-meta { margin-top: var(--space-2xl); }
}

/* content */

.content {
  padding: var(--space-md);
  max-width: 64rem;
  width: 100%;
  padding-inline: max(var(--space-md), env(safe-area-inset-left));
  padding-bottom: max(var(--space-2xl), env(safe-area-inset-bottom));
}

@media (min-width: 40rem) {
  .content { padding: var(--space-lg); }
}

.view-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-sm);
  margin-block: var(--space-lg) var(--space-md);
}
.view-head h1 { margin: 0; overflow-wrap: anywhere; min-width: 0; }
.view-head .mono-label { flex-basis: 100%; }

/* ---------------------------------------------------------------- views */

.view { display: none; }
.view.is-active { display: block; animation: view-in var(--dur-long) var(--ease-out); }
@keyframes view-in { from { opacity: 0; } to { opacity: 1; } }

/* buttons — Hum push system (base) */

.btn {
  --btn-face: var(--color-accent);
  --btn-ink: var(--color-ink);
  --btn-edge: var(--color-accent-deep);
  --btn-cast: var(--cast-pear);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5em;
  padding: 0.8rem 1.4rem;
  font-weight: 600;
  border: 0;
  border-radius: var(--radius-pill);
  color: var(--btn-ink);
  background: var(--btn-face);
  cursor: pointer;
  position: relative;
  isolation: isolate;
  white-space: nowrap;
  box-shadow: 0 4px 0 0 var(--btn-edge), 0 6px 12px -3px var(--btn-cast);
  transform: translateY(0);
  transition: transform 140ms cubic-bezier(0.2, 0.7, 0.3, 1),
              box-shadow 140ms cubic-bezier(0.2, 0.7, 0.3, 1),
              background-color 160ms;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 6px 0 0 var(--btn-edge), 0 12px 22px -4px var(--btn-cast); }
.btn:active { transform: translateY(3px); box-shadow: 0 1px 0 0 var(--btn-edge), 0 2px 6px -2px var(--btn-cast); transition-duration: 70ms; }
.btn:focus-visible { outline: 3px solid color-mix(in oklch, var(--btn-edge) 70%, var(--color-focus)); outline-offset: 3px; }
.btn[disabled], .btn[aria-disabled="true"] { opacity: 0.5; cursor: not-allowed; pointer-events: none; transform: none; box-shadow: 0 4px 0 0 var(--btn-edge); }
.btn.is-loading { pointer-events: none; opacity: 0.7; }

.btn--soft {
  background: var(--color-paper);
  --btn-edge: var(--color-rule-2);
  --btn-cast: var(--cast-soft);
}
.btn--outline {
  background: transparent;
  border: 1px solid var(--color-rule-2);
  box-shadow: none;
  color: var(--color-ink-2);
}
.btn--outline:hover { background: var(--color-paper-2); box-shadow: none; transform: none; }
.btn--outline:active { transform: translateY(1px); }
.btn--sm { padding: var(--space-xs) var(--space-sm); font-size: var(--text-sm); }

.btn--up { background: var(--color-mint); --btn-edge: var(--color-mint-deep); --btn-cast: var(--cast-mint); }
.btn--down { background: var(--color-accent-3); --btn-edge: var(--color-accent-3-deep); --btn-cast: var(--cast-coral); }

@media (pointer: coarse) { .btn { min-height: 44px; } .btn--sm { min-height: 44px; } }

/* cards */

.card {
  background: var(--color-paper);
  border-radius: var(--radius-card);
  padding: var(--space-md);
  box-shadow: var(--shadow-card);
}
@media (hover: hover) and (pointer: fine) {
  .card--lift { transition: transform var(--dur-short) var(--ease-spring), box-shadow var(--dur-short); }
  .card--lift:hover { transform: translateY(-4px); box-shadow: var(--shadow-card-hover); }
}

/* calendar */

.today-card {
  background: color-mix(in oklch, var(--color-accent) 30%, var(--color-paper));
  margin-block: var(--space-sm) var(--space-lg);
}
.today-card .day-big {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-display-s);
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin: var(--space-2xs) 0 var(--space-md);
  overflow-wrap: anywhere;
}

.meal-list { display: grid; gap: var(--space-sm); margin: 0; }
.meal { display: grid; gap: var(--space-3xs); }
.meal b { font-weight: 600; }
.meal .mono-label { display: block; }

.week {
  display: grid;
  gap: var(--space-sm);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 15rem), 1fr));
}

.day {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  background: var(--color-paper);
}
.day.is-past { opacity: 0.65; }
.day.is-today {
  background: color-mix(in oklch, var(--color-accent) 24%, var(--color-paper));
  outline: 2px solid var(--color-accent-deep);
  outline-offset: -2px;
}
.day-head { display: flex; align-items: baseline; justify-content: space-between; gap: var(--space-xs); }
.day-num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-lg);
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}
.day .meal { font-size: var(--text-sm); }
.day .meal b { font-weight: 500; display: block; }

/* feedback */

.dish-list { display: grid; gap: var(--space-sm); }
.dish {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-sm);
}
.dish-name { flex: 1 1 14rem; min-width: 0; }
.dish-name b { font-weight: 600; display: block; overflow-wrap: anywhere; }
.dish-actions { display: flex; gap: var(--space-2xs); flex-wrap: wrap; }
.dish-note-wrap { flex-basis: 100%; display: grid; gap: var(--space-xs); }
.dish-note-wrap[hidden] { display: none; }

.dish.is-sent .dish-actions { display: none; }
.sent-line { display: inline-flex; align-items: center; gap: var(--space-xs); color: var(--color-mint-deep); font-weight: 600; }
.sent-line svg { flex: none; }

.fb-status { margin-block: var(--space-md); min-height: 1.5rem; }
.fb-error { color: var(--color-error); }

/* inputs */

.input, .textarea {
  border: 1px solid var(--color-rule-2);
  outline: 2px solid transparent;
  outline-offset: 1px;
  border-radius: var(--radius-input);
  background: var(--color-paper);
  padding: var(--space-sm) var(--space-md);
  font: inherit;
  color: var(--color-ink);
  width: 100%;
}
.input:hover, .textarea:hover { background: var(--color-paper-2); }
.input:focus-visible, .textarea:focus-visible { outline-color: var(--color-focus); border-color: var(--color-ink-2); }
.input::placeholder, .textarea::placeholder { color: var(--color-muted); }
.input:disabled, .textarea:disabled { opacity: 0.55; cursor: not-allowed; }
.textarea { min-height: 5.5rem; resize: vertical; }

/* shopping */

.shop-total {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-block: var(--space-md) var(--space-lg);
}
.shop-total .sum {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-lg);
  font-variant-numeric: tabular-nums;
}

.shop-group { margin-block: var(--space-lg); }
.shop-group > h3 { margin-block-end: var(--space-xs); }

.shop-items { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--space-2xs); }
.shop-item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-2xs) var(--space-xs);
  border-radius: var(--radius-input);
  position: relative;
}
.shop-item:hover { background: var(--color-paper-2); }

.check {
  position: relative;
  width: 22px;
  height: 22px;
  flex: none;
  appearance: none;
  border: 2px solid var(--color-rule-2);
  border-radius: 7px;
  background: var(--color-paper);
  cursor: pointer;
  transition: background-color var(--dur-micro) var(--ease-out),
              border-color var(--dur-micro) var(--ease-out);
}
.check::before {
  content: "";
  position: absolute;
  inset: 3px;
  border-radius: 4px;
  background: var(--color-accent-deep);
  scale: 0;
  transition: scale 100ms var(--ease-out);
}
.check:checked { border-color: var(--color-accent-deep); }
.check:checked::before { scale: 1; }
.check:active { border-color: var(--color-accent-deep); }
.check:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 2px; }
.shop-item label { cursor: pointer; min-width: 0; }
.shop-item .qty { color: var(--color-muted); font-size: var(--text-sm); display: block; }
.shop-item .price {
  font-family: var(--font-label);
  font-size: var(--text-sm);
  color: var(--color-ink-2);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.shop-item.is-done label { text-decoration: line-through; color: var(--color-muted); }
.shop-item.is-done .price { color: var(--color-muted); }

/* prose (profile, plan detail) */

.md { max-width: 70ch; }
.md h1, .md h2, .md h3 { letter-spacing: -0.015em; }
.md h1 { font-size: var(--text-lg); }
.md h2 { font-size: var(--text-md); margin-block: var(--space-lg) var(--space-xs); }
.md h3 { margin-block: var(--space-md) var(--space-2xs); }
.md p { margin-block: var(--space-xs); }
.md ul, .md ol { padding-inline-start: 1.3rem; }
.md li { margin-block: var(--space-3xs); }
.md table { border-collapse: collapse; width: 100%; margin-block: var(--space-sm); font-size: var(--text-sm); display: block; overflow-x: auto; }
.md th, .md td { border: var(--rule-hairline); padding: var(--space-2xs) var(--space-xs); text-align: left; vertical-align: top; }
.md th { background: var(--color-paper-2); }
.md a { color: var(--color-accent-2-deep); }
.md hr { border: 0; border-top: var(--rule-hairline); margin-block: var(--space-lg); }
.md strong { font-weight: 600; }

details.plan-detail { margin-block: var(--space-lg); }
details.plan-detail summary {
  cursor: pointer;
  font-weight: 600;
  padding: var(--space-xs) 0;
  color: var(--color-accent-2-deep);
}
details.plan-detail summary:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 2px; }

/* states: empty, error, loading */

.state-card { text-align: left; }
.state-card p { color: var(--color-muted); margin-block-end: var(--space-md); }

.login-form { display: grid; gap: var(--space-xs); max-width: 24rem; }
.login-form .mono-label { margin-block-start: var(--space-xs); }
.login-error { color: var(--color-error); margin: var(--space-xs) 0 0; min-height: 1.5rem; }

.spinner {
  width: 18px;
  height: 18px;
  flex: none;
  border-radius: 50%;
  border: 2px solid var(--color-rule-2);
  border-top-color: var(--color-ink);
  animation: spin 0.9s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.skeleton { min-height: 60dvh; display: grid; place-content: center; gap: var(--space-md); justify-items: center; }

/* star burst (success, character moment) */

.star-burst {
  position: fixed;
  width: 24px;
  height: 24px;
  margin: -12px 0 0 -12px;
  background:
    linear-gradient(90deg, transparent 47%, var(--color-accent-3) 47% 53%, transparent 53%),
    linear-gradient(0deg, transparent 47%, var(--color-accent-3) 47% 53%, transparent 53%);
  animation: star-burst 420ms var(--ease-out) forwards;
  pointer-events: none;
  z-index: var(--z-toast);
}
@keyframes star-burst {
  0% { transform: scale(0) rotate(0deg); opacity: 1; }
  60% { transform: scale(1.2) rotate(35deg); opacity: 0.9; }
  100% { transform: scale(1.4) rotate(45deg); opacity: 0; }
}

/* footer (Ft5 statement) */

.foot {
  margin-block-start: var(--space-2xl);
  padding-block-start: var(--space-md);
  border-top: var(--rule-hairline);
  color: var(--color-muted);
  font-size: var(--text-sm);
}

/* reduced motion */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 150ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 150ms !important;
  }
  .berry { animation: none; }
  .star-burst { display: none; }
  .view.is-active { animation: none; }
  .day.is-today { outline-color: var(--color-accent-deep); }
}