/* ==========================================================================
   Styles des pages d'outils
   ========================================================================== */

.tool { padding-top: 1.75rem; padding-bottom: 1rem; }
.tool__panel {
  background: var(--surface);
  border: 1px solid var(--border); border-radius: 22px; box-shadow: 0 1px 2px rgba(18,24,38,.04);
  padding: 1.25rem;
  margin-bottom: 1.25rem;
}
@media (min-width: 760px) { .tool__panel { padding: 1.75rem; } }
.tool__panel > h2 { font-size: 1.2rem; }
.tool__step { color: var(--primary); font-size: .85rem; font-weight: 600; text-transform: uppercase; letter-spacing: .06em; margin-bottom: .25rem; }

/* ---------- Zone de dépôt ---------- */

.dropzone {
  position: relative;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: .5rem;
  min-height: 190px; padding: 1.5rem;
  border: 2px dashed #c9d1e3; border-radius: var(--radius);
  background: var(--surface-alt); text-align: center;
  transition: border-color .15s, background-color .15s;
}
.dropzone.is-dragover { border-color: var(--primary); background: var(--primary-soft); }
.dropzone > .icon { width: 40px; height: 40px; color: var(--primary); }
.dropzone__hint { color: var(--ink-soft); font-size: .9rem; margin: 0; }
.dropzone input[type="file"] {
  position: absolute; width: 1px; height: 1px; opacity: 0; overflow: hidden;
}
.dropzone input[type="file"]:focus-visible + label { outline: 3px solid var(--focus); outline-offset: 2px; }
.dropzone label { cursor: pointer; }

/* ---------- Liste de fichiers ---------- */

.file-list { list-style: none; margin: 1rem 0 0; padding: 0; display: grid; gap: .5rem; }
.file-item {
  display: flex; align-items: center; gap: .75rem;
  padding: .6rem .75rem;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm);
}
.file-item__num {
  flex: none; display: inline-grid; place-items: center;
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--primary-soft); color: var(--primary); font-weight: 700; font-size: .9rem;
}
.file-item__thumb { flex: none; width: 48px; height: 48px; object-fit: cover; border-radius: 6px; border: 1px solid var(--border); background: var(--surface-alt); }
.file-item__info { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.file-item__name { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.file-item__meta { font-size: .85rem; color: var(--ink-soft); }
.file-item__actions { flex: none; display: flex; gap: .3rem; }

.file-summary { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: .5rem; margin-top: .75rem; font-size: .92rem; color: var(--ink-soft); }

/* ---------- Formulaires ---------- */

.form-grid { display: grid; gap: 1rem; grid-template-columns: 1fr; }
@media (min-width: 640px) { .form-grid--2 { grid-template-columns: repeat(2, 1fr); } .form-grid--3 { grid-template-columns: repeat(3, 1fr); } }

.field { display: flex; flex-direction: column; gap: .35rem; }
.field > label, .field legend { font-weight: 600; font-size: .95rem; }
.field__help { font-size: .85rem; color: var(--ink-soft); margin: 0; }
.field input[type="text"], .field input[type="number"], .field select {
  width: 100%; min-height: 44px; padding: .55rem .75rem;
  font: inherit; color: var(--ink);
  background: var(--surface);
  border: 1.5px solid var(--border); border-radius: var(--radius-sm);
}
.field input:focus, .field select:focus { border-color: var(--primary); outline: none; box-shadow: 0 0 0 3px var(--primary-soft); }
.field input[aria-invalid="true"] { border-color: var(--error); }
fieldset.field { border: 0; padding: 0; margin: 0; }

.choice-group { display: flex; flex-wrap: wrap; gap: .5rem; }
.choice {
  display: inline-flex; align-items: center; gap: .5rem;
  min-height: 44px; padding: .45rem .9rem;
  border: 1.5px solid var(--border); border-radius: var(--radius-sm);
  background: var(--surface); cursor: pointer; font-weight: 500;
}
.choice:has(input:checked) { border-color: var(--primary); background: var(--primary-soft); }
.choice input { accent-color: var(--primary); width: 18px; height: 18px; margin: 0; }
.choice__desc { display: block; font-size: .83rem; font-weight: 400; color: var(--ink-soft); }
.choice--block { width: 100%; align-items: flex-start; padding: .75rem 1rem; }
.choice--block input { margin-top: .2rem; }

.actions { display: flex; flex-wrap: wrap; gap: .75rem; align-items: center; margin-top: 1.25rem; }

/* ---------- Progression ---------- */

.progress { margin-top: 1rem; }
.progress progress {
  width: 100%; height: 10px; border-radius: 999px; overflow: hidden;
  appearance: none; border: 0; background: var(--surface-alt);
}
.progress progress::-webkit-progress-bar { background: var(--surface-alt); }
.progress progress::-webkit-progress-value { background: var(--primary); border-radius: 999px; }
.progress progress::-moz-progress-bar { background: var(--primary); border-radius: 999px; }
.progress__label { display: block; font-size: .9rem; color: var(--ink-soft); margin-top: .35rem; }

/* ---------- Résultats ---------- */

.result {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 1rem 1.25rem; margin-top: 1rem;
  border-radius: var(--radius); border: 1px solid #b5dec7; background: var(--success-soft);
}
.result__title { font-weight: 700; margin: 0; }
.result__meta { margin: 0; font-size: .92rem; color: var(--ink-soft); }

.size-compare { display: grid; grid-template-columns: repeat(3, 1fr); gap: .5rem; margin-top: 1rem; text-align: center; }
.size-compare div { background: var(--surface-alt); border-radius: var(--radius-sm); padding: .75rem .5rem; }
.size-compare dt { font-size: .8rem; color: var(--ink-soft); }
.size-compare dd { margin: 0; font-weight: 700; font-size: 1.1rem; }

/* ---------- Vignettes de pages ---------- */

.thumbs {
  display: grid; gap: .75rem;
  grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
  margin-top: 1rem;
}
@media (min-width: 640px) { .thumbs { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); } }
.thumb {
  position: relative; display: flex; flex-direction: column; gap: .35rem; align-items: center;
  padding: .5rem; border: 2px solid var(--border); border-radius: var(--radius-sm);
  background: var(--surface); cursor: pointer; font-size: .85rem;
}
.thumb__img {
  width: 100%; aspect-ratio: 1 / 1.414; object-fit: contain;
  background: var(--surface-alt); border-radius: 4px;
}
.thumb__img--loading { display: grid; place-items: center; color: var(--ink-soft); font-size: .8rem; }
.thumb input[type="checkbox"] { position: absolute; top: .5rem; left: .5rem; width: 20px; height: 20px; accent-color: var(--primary); }
.thumb:has(input:checked) { border-color: var(--primary); background: var(--primary-soft); }
.thumb:has(input:focus-visible) { outline: 3px solid var(--focus); outline-offset: 2px; }

.image-results { list-style: none; padding: 0; display: grid; gap: 1rem; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); margin-top: 1rem; }
.image-result { display: flex; flex-direction: column; gap: .5rem; padding: .5rem; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface); font-size: .85rem; }
.image-result img { width: 100%; aspect-ratio: 1 / 1.414; object-fit: contain; background: var(--surface-alt); border-radius: 4px; }

/* ---------- Contenu explicatif sous l'outil ---------- */

.tool-info { padding: 1rem 0 0; }
.tool-info .prose { max-width: 820px; }
.related { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: .75rem; }

/* ---------- Champs complémentaires ---------- */

.field textarea, .field input[type="date"], .field input[type="time"], .field input[type="email"], .field input[type="tel"] {
  width: 100%; min-height: 44px; padding: .55rem .75rem;
  font: inherit; color: var(--ink); background: var(--surface);
  border: 1.5px solid var(--border); border-radius: var(--radius-sm);
}
.field textarea { min-height: 96px; resize: vertical; }
.field textarea:focus, .field input:focus { border-color: var(--primary); outline: none; box-shadow: 0 0 0 3px var(--primary-soft); }
.field textarea[aria-invalid="true"], .field select[aria-invalid="true"] { border-color: var(--error); }
.field--full { grid-column: 1 / -1; }
.req { color: var(--error); }
.field input[type="range"] { width: 100%; accent-color: var(--primary); }
.form-section + .form-section { margin-top: 1.5rem; padding-top: 1.25rem; border-top: 1px solid var(--border); }
.form-section > h3 { margin-bottom: .75rem; }
.check { display: inline-flex; align-items: center; gap: .5rem; min-height: 44px; cursor: pointer; }
.check input { width: 18px; height: 18px; accent-color: var(--primary); }
details.assumptions { margin-top: 1rem; border: 1px solid var(--border); border-radius: var(--radius-sm); padding: .25rem 1rem; background: var(--surface); }
details.assumptions summary { cursor: pointer; font-weight: 600; padding: .6rem 0; }
details.assumptions[open] { padding-bottom: 1rem; }

/* ---------- Résultats des calculateurs ---------- */

.results-grid { display: grid; gap: .6rem; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); margin: 0; }
.results-grid > div { background: var(--surface-alt); border-radius: var(--radius-sm); padding: .8rem .9rem; }
.results-grid > div.is-strong { background: var(--primary-soft); }
.results-grid dt { font-size: .82rem; color: var(--ink-soft); }
.results-grid dd { margin: .15rem 0 0; font-size: 1.35rem; font-weight: 700; line-height: 1.2; }
.results-grid dd span { font-size: .85rem; font-weight: 600; color: var(--ink-soft); }
.results-grid p { margin: .3rem 0 0; font-size: .8rem; color: var(--ink-soft); }
.results-notes { margin: 1rem 0 0; padding-left: 1.1rem; font-size: .88rem; color: var(--ink-soft); }
.results-empty { margin: 0; padding: 1rem; background: var(--surface-alt); border-radius: var(--radius-sm); color: var(--ink-soft); }

/* ---------- Modèle de lettre (aperçu) ---------- */

.letter-layout { display: grid; gap: 1.25rem; }
@media (min-width: 1000px) { .letter-layout { grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); align-items: start; } .letter-layout > .tool__panel:last-child { position: sticky; top: 80px; } }
.letter {
  background: #fff; border: 1px solid var(--border); border-radius: 4px;
  box-shadow: var(--shadow); padding: 1.5rem 1.25rem;
  font-size: .93rem; line-height: 1.55; color: #111;
}
@media (min-width: 640px) { .letter { padding: 2.5rem 2.75rem; } }
.letter p { margin: 0 0 .8em; white-space: pre-line; }
.letter ul { margin: 0 0 .8em; padding-left: 1.2rem; }
.letter [data-block="recipient"], .letter [data-block="place-date"], .letter [data-block="signature"] { margin-left: 50%; }
@media (max-width: 520px) { .letter [data-block="recipient"], .letter [data-block="place-date"], .letter [data-block="signature"] { margin-left: 30%; } }
.letter [data-block="sender"] { margin-bottom: 1.25rem; }
.letter [data-block="recipient"] { margin-bottom: 1.5rem; }
.letter [data-block="mention"] { font-style: italic; font-size: .85rem; }
.letter [data-block="subject"] { font-weight: 700; margin: 1rem 0 1.25rem; }
.letter [data-block="title"] { text-align: center; font-weight: 800; font-size: 1.15rem; letter-spacing: .02em; margin-bottom: 1.5rem; }
.letter [data-block="signature"] { margin-top: 1.5rem; min-height: 80px; }
.letter [data-block="note"] { font-size: .82rem; color: var(--ink-soft); margin-top: 1.5rem; }
.ph--empty { background: #fff3c4; color: #6b4100; border-radius: 3px; padding: 0 .15em; }
.letter--editing { outline: 3px dashed var(--primary); outline-offset: 4px; }
.letter-toolbar { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: .5rem; margin-bottom: 1rem; }

/* ---------- Signature ---------- */

.signature-grid { display: grid; gap: 1rem; }
@media (min-width: 640px) { .signature-grid { grid-template-columns: repeat(2, 1fr); } }
.signature { display: flex; flex-direction: column; gap: .4rem; }
.signature__label { font-weight: 600; font-size: .95rem; }
.signature canvas {
  width: 100%; height: 150px; touch-action: none;
  background: #fff; border: 1.5px dashed #c9d1e3; border-radius: var(--radius-sm); cursor: crosshair;
}
.signature__foot { display: flex; justify-content: space-between; align-items: center; font-size: .85rem; color: var(--ink-soft); }

/* ---------- Lignes répétables ---------- */

.rows { list-style: none; margin: 0 0 .75rem; padding: 0; display: grid; gap: .6rem; }
.row-item { display: grid; gap: .5rem; align-items: end; grid-template-columns: 1fr auto; padding: .75rem; background: var(--surface-alt); border-radius: var(--radius-sm); }
.row-item__fields { display: grid; gap: .5rem; grid-template-columns: 1fr; }
@media (min-width: 640px) { .row-item__fields--2 { grid-template-columns: 3fr 1fr; } .row-item__fields--3 { grid-template-columns: 3fr 2fr 1.4fr; } }
.row-item .field > label { font-size: .85rem; }

.logo-field { display: flex; flex-wrap: wrap; align-items: center; gap: .75rem; }
.logo-field img { max-height: 56px; max-width: 160px; border: 1px solid var(--border); border-radius: 4px; background: #fff; padding: 4px; }
.duration { font-size: .9rem; color: var(--ink-soft); margin: .25rem 0 0; }
#letter-form, #doc-form { margin-top: 1rem; }

/* ---------- Photos et devis ---------- */

.photo-item { display: grid; gap: .75rem; grid-template-columns: 96px 1fr; align-items: center; }
.photo-item img { width: 96px; height: 72px; object-fit: cover; border-radius: 6px; border: 1px solid var(--border); }
.row-item__fields--lines { grid-template-columns: 1fr 1fr; }
.row-item__fields--lines .field:first-child { grid-column: 1 / -1; }
@media (min-width: 900px) { .row-item__fields--lines { grid-template-columns: 3fr .8fr .9fr 1.1fr .9fr .8fr; } .row-item__fields--lines .field:first-child { grid-column: auto; } }
.row-item__fields--people { grid-template-columns: 1fr; }
@media (min-width: 640px) { .row-item__fields--people { grid-template-columns: 2fr 2fr 1.2fr; } }
#totals { margin-top: 1rem; }