:root {
  --bg: #f6f8f5;
  --surface: #ffffff;
  --surface-2: #edf1ec;
  --text: #1e2a23;
  --muted: #5d6a62;
  --line: #e1e7e0;
  --line-soft: #edf1ec;
  --accent: #4c7a5e;
  --accent-soft: #e9f1eb;
  --accent-ink: #ffffff;
  --weigh: #4d7591;
  --weigh-soft: #eef3f7;
  --danger: #b3261e;
  --photo-a: #cfdcd2;
  --shadow: 0 1px 2px rgb(30 50 40 / 0.04);
  --radius: 16px;
  --serif: "Newsreader", Georgia, serif;
  --sans: "Figtree", system-ui, -apple-system, "Segoe UI", sans-serif;
  color-scheme: light;
}

/* Sombre : suit le système, sauf si le bouton clair/sombre impose un thème (data-theme sur <html>). */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #131916;
    --surface: #1a221e;
    --surface-2: #232d28;
    --text: #e4ebe6;
    --muted: #9aa89f;
    --line: #2b3631;
    --line-soft: #232d28;
    --accent: #8fbf9f;
    --accent-soft: #223128;
    --accent-ink: #0f1d15;
    --weigh: #8fb3cc;
    --weigh-soft: #1a252c;
    --danger: #f0897f;
    --photo-a: #26322c;
    --shadow: 0 1px 2px rgb(0 0 0 / 0.3);
    color-scheme: dark;
}
}
:root[data-theme="dark"] {
  --bg: #131916;
  --surface: #1a221e;
  --surface-2: #232d28;
  --text: #e4ebe6;
  --muted: #9aa89f;
  --line: #2b3631;
  --line-soft: #232d28;
  --accent: #8fbf9f;
  --accent-soft: #223128;
  --accent-ink: #0f1d15;
  --weigh: #8fb3cc;
  --weigh-soft: #1a252c;
  --danger: #f0897f;
  --photo-a: #26322c;
  --shadow: 0 1px 2px rgb(0 0 0 / 0.3);
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.5 var(--sans);
  padding-bottom: env(safe-area-inset-bottom);
}

[hidden] {
  display: none !important;
}

h1,
h2,
h3,
h4 {
  font-family: var(--serif);
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.2;
  margin: 0;
}

.muted {
  color: var(--muted);
}
.small {
  font-size: 0.85rem;
}
.center {
  text-align: center;
}

/* --- Boutons et champs --- */

button {
  font: inherit;
  color: inherit;
  cursor: pointer;
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: 999px;
  padding: 0.55rem 1rem;
  min-height: 44px;
  transition: background 0.15s, border-color 0.15s;
}
button:hover {
  border-color: var(--muted);
}
button:disabled {
  opacity: 0.5;
  cursor: default;
}
button.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
  font-weight: 600;
}
button.big {
  padding: 0.75rem 1.4rem;
}
button.ghost {
  background: transparent;
  border-color: transparent;
  color: var(--muted);
}
button.ghost:hover {
  color: var(--text);
}
button.danger {
  color: var(--danger);
  background: transparent;
}
button.small {
  min-height: 36px;
  padding: 0.35rem 0.8rem;
  font-size: 0.9rem;
}
button.icon {
  width: 44px;
  padding: 0;
  font-size: 1.5rem;
  line-height: 1;
  flex: none;
}
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.field {
  display: grid;
  gap: 0.3rem;
}
.field > span {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--muted);
}
input,
textarea {
  font: inherit;
  color: inherit;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.6rem 0.75rem;
  width: 100%;
}
textarea {
  resize: vertical;
  line-height: 1.45;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.9rem;
}

.error {
  color: var(--danger);
  min-height: 1.5em;
  margin: 0;
}

/* --- Connexion --- */

#login {
  position: fixed;
  inset: 0;
  z-index: 22;
  display: grid;
  place-items: center;
  padding: 16px;
  background: rgb(0 0 0 / 0.55);
}
.login-card {
  width: min(360px, 100%);
  display: grid;
  gap: 1rem;
  background: var(--surface);
  padding: 2rem 1.5rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  text-align: center;
}
.login-card img {
  margin: 0 auto;
  border-radius: 16px;
}
.login-card .field {
  text-align: left;
}

/* --- Barre du haut --- */

#shell {
  max-width: 1180px;
  margin: 0 auto;
  padding: calc(env(safe-area-inset-top) + 10px) 16px 32px;
}
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 1rem;
}
.topbar-start,
.topbar-end {
  display: flex;
  align-items: center;
  gap: 18px;
  min-width: 0;
}
.topbar-end {
  gap: 0.5rem;
}
.brand {
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 500;
  letter-spacing: -0.01em;
  white-space: nowrap;
}
@media (max-width: 519px) {
  .brand {
    display: none;
  }
}

/* Interrupteur clair / sombre : soleil à gauche, lune à droite, la pastille glisse. */
.theme-toggle {
  position: relative;
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  width: 64px;
  min-height: 34px;
  height: 34px;
  padding: 0 8px;
  background: var(--surface-2);
  border-color: var(--line);
}
.theme-icon {
  position: relative;
  z-index: 1;
  width: 16px;
  height: 16px;
  fill: none;
  stroke: var(--muted);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: stroke 0.2s;
}
.theme-knob {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--surface);
  box-shadow: 0 1px 3px rgb(0 0 0 / 0.18);
  transition: transform 0.2s;
}
.theme-toggle[aria-checked="true"] .theme-knob {
  transform: translateX(30px);
}
.theme-toggle[aria-checked="false"] .sun,
.theme-toggle[aria-checked="true"] .moon {
  stroke: var(--accent);
}
@media (prefers-reduced-motion: reduce) {
  .theme-knob {
    transition: none;
  }
}

.tabs {
  display: inline-flex;
  background: var(--surface-2);
  border-radius: 999px;
  padding: 4px;
}
.tabs button {
  border: none;
  background: transparent;
  min-height: 38px;
  padding: 0.4rem 1.1rem;
  color: var(--muted);
}
.tabs button.active {
  background: var(--surface);
  color: var(--text);
  font-weight: 600;
  box-shadow: var(--shadow);
}

/* --- Vue jour --- */

#view-jour {
  max-width: 1180px;
  margin: 0 auto;
}
.day-nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  max-width: 640px;
  margin: 0 auto 1rem;
}

/* Journée : une colonne (téléphone), ou photo à gauche et recette à droite (grand écran). */
#day-body {
  display: grid;
  gap: 1rem;
  grid-template-columns: minmax(0, 1fr);
  max-width: 640px;
  margin: 0 auto;
}
#day-body > .card {
  margin-bottom: 0;
}
@media (min-width: 980px) {
  #day-body.split {
    max-width: none;
    grid-template-columns: minmax(0, 1fr) minmax(0, 2fr);
    grid-template-rows: auto 1fr;
    grid-template-areas:
      "food recipe"
      "weigh recipe";
    align-items: start;
  }
  #day-body.split > .card-food {
    grid-area: food;
  }
  #day-body.split > .card-recipe {
    grid-area: recipe;
  }
  #day-body.split > .card-weigh,
  #day-body.split > .weigh-hint {
    grid-area: weigh;
  }
}
.day-heading {
  flex: 1;
  text-align: center;
  min-width: 0;
}
.day-heading h2 {
  font-size: 1.5rem;
}
.day-sub {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 0.25rem;
}
.weigh-day {
  color: var(--weigh);
  font-weight: 600;
}
#day-picker {
  width: auto;
  padding: 0.2rem 0.5rem;
  font-size: 0.85rem;
  color: var(--muted);
  background: transparent;
}

.card {
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1rem 1rem 1.1rem;
  margin-bottom: 1rem;
  border: 1px solid var(--line);
}
.card-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.15rem;
  margin-bottom: 0.75rem;
}
.mark {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  flex: none;
}
.card-weigh .mark {
  background: var(--weigh);
}
.card .actions:first-of-type:only-child,
.card-title + .actions {
  margin-top: 0;
}

.photo {
  display: block;
  width: 100%;
  max-height: 70vh;
  object-fit: cover;
  border-radius: 10px;
  cursor: zoom-in;
  background: var(--surface-2);
}
/* Cadran de balance découpé en rond : les coins (blancs) ne s'affichent pas. */
.photo.round,
#lightbox img.round {
  border-radius: 50%;
}
.small-photo {
  max-height: 240px;
  width: auto;
  max-width: 100%;
  margin-bottom: 0.25rem;
}

.busy {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--muted);
  margin: 0.25rem 0;
}
.spin {
  width: 18px;
  height: 18px;
  border: 2.5px solid var(--line);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  flex: none;
}
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.pages {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 0.5rem;
}
.page {
  position: relative;
  margin: 0;
}
.page img {
  width: 84px;
  height: 112px;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid var(--line);
  cursor: zoom-in;
}
.page .remove {
  position: absolute;
  top: -8px;
  right: -8px;
  width: 28px;
  min-height: 28px;
  height: 28px;
  padding: 0;
  line-height: 1;
  font-size: 1.1rem;
  background: var(--text);
  color: var(--bg);
  border: none;
}

.recipe-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
}
.recipe-title {
  font-size: 1.3rem;
  margin-bottom: 0.2rem;
}
.lang-toggle {
  display: inline-flex;
  flex: none;
  padding: 3px;
  border-radius: 999px;
  background: var(--surface-2);
}
.lang-toggle button {
  min-height: 30px;
  padding: 0.2rem 0.75rem;
  border: none;
  background: transparent;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 700;
}
.lang-toggle button.active {
  background: var(--surface);
  color: var(--text);
  box-shadow: var(--shadow);
}

/* Recette « page coupée en deux » : ingrédients à gauche, étapes à droite. */
.recipe-columns {
  display: grid;
  gap: 0.8rem 1.5rem;
}
@media (min-width: 640px) {
  .recipe-columns {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.5fr);
  }
  .recipe-steps {
    padding-left: 1.5rem;
    border-left: 1px solid var(--line);
  }
}
.card h5 {
  margin: 1rem 0 0.35rem;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
}
.ingredients {
  margin: 0;
  padding: 0;
  list-style: none;
}
.ingredients li {
  padding: 0.3rem 0 0.3rem 1.1rem;
  position: relative;
  break-inside: avoid;
  border-bottom: 1px solid var(--line-soft);
}
.ingredients li::before {
  content: "";
  position: absolute;
  left: 0.2rem;
  top: 0.8rem;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}
.steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}
.steps li {
  display: flex;
  gap: 10px;
  margin-bottom: 0.55rem;
  counter-increment: step;
}
.steps li::before {
  content: counter(step);
  flex: none;
  width: 22px;
  height: 22px;
  margin-top: 1px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
  background: var(--accent-soft);
  color: var(--accent);
}
.hint {
  background: var(--accent-soft);
  border-radius: 10px;
  padding: 0.6rem 0.8rem;
  font-size: 0.92rem;
  margin: 0 0 0.25rem;
}

.recipe-form,
.weigh-form {
  display: grid;
  gap: 0.8rem;
}
.recipe-lang-block {
  display: grid;
  gap: 0.8rem;
  min-width: 0;
  margin: 0;
  padding: 0.75rem 1rem 1rem;
  border: 1px solid var(--line);
  border-radius: 12px;
}
.recipe-lang-block legend {
  padding: 0 0.4rem;
  font-weight: 700;
}
.form-row {
  display: grid;
  gap: 0.8rem;
}
@media (min-width: 640px) {
  .form-row {
    grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
  }
}
.weigh-form .actions {
  margin-top: 0;
}
.weigh-weight {
  margin-top: 0.9rem;
}
.weigh-view {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}
.weight {
  font-family: var(--serif);
  font-size: 2.4rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--weigh);
  margin: 0;
}
.with-unit {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  max-width: 180px;
}
.with-unit input {
  font-size: 1.3rem;
  font-weight: 600;
}

/* --- Vue calendrier --- */

.month-nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}
.month-nav h2 {
  font-size: 1.6rem;
  min-width: 0;
  flex: 0 1 auto;
  text-align: center;
  padding: 0 0.25rem;
}
#this-month {
  margin-left: auto;
}

.weekdays,
.grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 6px;
}
.weekdays {
  margin-bottom: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--muted);
  text-align: center;
}
.weekdays .tue {
  color: var(--weigh);
}
.grid.loading {
  opacity: 0.55;
}

.cell {
  position: relative;
  aspect-ratio: 5 / 4;
  min-height: 0;
  padding: 0;
  border-radius: 10px;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line);
  text-align: left;
  display: block;
}
.cell.tuesday {
  background: var(--weigh-soft);
}
.cell.other-month {
  opacity: 0.45;
}
.cell.today {
  outline: 2.5px solid var(--accent);
  outline-offset: -1px;
}
.cell-photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: var(--photo-a);
}
.cell-num {
  position: absolute;
  top: 6px;
  left: 7px;
  font-weight: 700;
  font-size: 0.9rem;
  line-height: 1;
}
.cell.has-photo .cell-num {
  color: #fff;
  background: rgb(0 0 0 / 0.45);
  padding: 3px 6px;
  border-radius: 999px;
  top: 4px;
  left: 4px;
}
.cell-weigh {
  position: absolute;
  top: 4px;
  right: 4px;
  display: flex;
  align-items: center;
  gap: 4px;
  background: var(--weigh);
  color: var(--accent-ink);
  border-radius: 999px;
  padding: 2px 7px 2px 2px;
  font-size: 0.75rem;
  font-weight: 700;
  white-space: nowrap;
  max-width: calc(100% - 8px);
}
.cell-weigh img {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  object-fit: cover;
  border: 1.5px solid #fff;
}
.cell-weigh:not(:has(img)) {
  padding-left: 7px;
}
.cell-recipe {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 18px 7px 6px;
  font-size: 0.78rem;
  font-weight: 600;
  line-height: 1.25;
  color: var(--text);
}
.cell-recipe > span {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.cell.has-photo .cell-recipe {
  color: #fff;
  background: linear-gradient(transparent, rgb(0 0 0 / 0.6));
}

@media (max-width: 759px) {
  .card .actions > button {
    flex: 1 1 auto;
  }
  .cell {
    aspect-ratio: 1 / 1;
  }
  .month-nav h2 {
    font-size: 1.25rem;
  }
  .weekdays,
  .grid {
    gap: 3px;
  }
  .weekdays .tue {
    font-size: 0;
  }
  .weekdays .tue::before {
    content: "Mar";
    font-size: 0.8rem;
  }
  .cell {
    border-radius: 7px;
  }
  .cell-num {
    font-size: 0.75rem;
    top: 3px;
    left: 4px;
  }
  .cell.has-photo .cell-num {
    padding: 2px 4px;
    top: 2px;
    left: 2px;
  }
  /* Sur téléphone : juste des pastilles, le détail s'ouvre au toucher. */
  .cell-recipe {
    font-size: 0;
    padding: 0;
    background: none !important;
    left: auto;
    right: 3px;
    top: 2px;
    bottom: auto;
  }
  .cell-recipe > span::before {
    content: "";
    display: block;
    width: 8px;
    height: 8px;
    margin: 3px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 0 1.5px var(--surface);
  }
  .cell-weigh {
    top: auto;
    bottom: 2px;
    left: 2px;
    right: auto;
    padding: 1px 4px;
    font-size: 0.6rem;
  }
  .cell-weigh img,
  .cell-weigh .unit {
    display: none;
  }
}

/* --- Version et mise à jour --- */

#version {
  margin-top: 2rem;
  font-size: 0.75rem;
}

#update-banner {
  position: fixed;
  left: 50%;
  top: calc(env(safe-area-inset-top) + 12px);
  transform: translateX(-50%);
  z-index: 25;
  width: max-content;
  max-width: calc(100% - 32px);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0.5rem 0.5rem 1rem;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--accent);
  box-shadow: var(--shadow);
  font-weight: 600;
}

/* --- Visionneuse et notifications --- */

#lightbox {
  position: fixed;
  inset: 0;
  z-index: 20;
  background: rgb(0 0 0 / 0.88);
  display: flex;
  padding: 16px;
  overflow: auto;
  overscroll-behavior: contain;
}
/* La page derrière ne défile pas pendant que la visionneuse est ouverte. */
body:has(#lightbox:not([hidden])) {
  overflow: hidden;
}
#lightbox img {
  /* margin auto centre la photo sans couper ses bords une fois agrandie. */
  margin: auto;
  max-width: 100%;
  max-height: 100%;
  border-radius: 8px;
  cursor: zoom-in;
}
#lightbox.zoomed img {
  max-width: none;
  max-height: none;
  height: auto;
  cursor: grab;
  user-select: none;
}
#lightbox.dragging,
#lightbox.dragging img {
  cursor: grabbing;
}
#lightbox-close {
  position: fixed;
  top: calc(env(safe-area-inset-top) + 12px);
  right: 12px;
  background: rgb(0 0 0 / 0.55);
  border-color: rgb(255 255 255 / 0.3);
  color: #fff;
}

#toast {
  position: fixed;
  left: 50%;
  bottom: calc(env(safe-area-inset-bottom) + 20px);
  transform: translate(-50%, 150%);
  z-index: 30;
  width: max-content;
  max-width: calc(100% - 32px);
  padding: 0.7rem 1.1rem;
  border-radius: 12px;
  background: var(--text);
  color: var(--bg);
  box-shadow: var(--shadow);
  opacity: 0;
  transition: transform 0.25s, opacity 0.25s;
  pointer-events: none;
  display: flex;
  align-items: center;
  gap: 0.9rem;
}
#toast.show {
  transform: translate(-50%, 0);
  opacity: 1;
}
#toast.error {
  background: var(--danger);
  color: #fff;
}
/* Bouton du message (« Annuler ») : seul endroit cliquable du message. */
#toast button {
  flex: none;
  min-height: 36px;
  padding: 0.3rem 0.9rem;
  border-color: currentColor;
  background: transparent;
  font-weight: 600;
}
#toast.show button {
  pointer-events: auto;
}