/* ══════════════════════════════════════════
   Art'Cad – Feuille de styles du formulaire
   artcad-style.css
══════════════════════════════════════════ */

:root {
    --artcad-noir:       #1a1a1a;
    --artcad-or:         #c9a84c;
    --artcad-or-clair:   #e8d5a3;
    --artcad-creme:      #faf7f2;
    --artcad-gris-doux:  #f0ece4;
    --artcad-gris-texte: #5a5a5a;
    --artcad-blanc:      #ffffff;
    --artcad-erreur:     #c0392b;
    --artcad-succes:     #27ae60;
}

/* ── Wrapper ── */
.artcad-wrapper {
    max-width: 860px;
    margin: 40px auto;
    padding: 0 20px 60px;
    font-family: 'Lato', sans-serif;
}

/* ── En-tête ── */
.artcad-header {
    text-align: center;
    padding: 48px 40px 36px;
    background: var(--artcad-noir);
    border-radius: 4px 4px 0 0;
    position: relative;
    overflow: hidden;
}
.artcad-header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
        45deg, transparent, transparent 30px,
        rgba(201,168,76,.04) 30px, rgba(201,168,76,.04) 31px
    );
}
.artcad-header h1 {
    font-family: 'Playfair Display', serif;
    font-size: 2rem;
    color: var(--artcad-or);
    letter-spacing: .08em;
    position: relative;
    margin: 0;
}
.artcad-header p {
    color: rgba(255,255,255,.65);
    font-size: .9rem;
    margin: 10px 0 0;
    position: relative;
}
.artcad-header .gold-line {
    width: 60px;
    height: 2px;
    background: var(--artcad-or);
    margin: 16px auto 0;
}

/* ── Intro ── */
.artcad-intro {
    background: var(--artcad-blanc);
    border-left: 4px solid var(--artcad-or);
    padding: 20px 28px;
    font-size: .88rem;
    color: var(--artcad-gris-texte);
    line-height: 1.7;
    border-bottom: 1px solid var(--artcad-gris-doux);
}
.artcad-intro strong { color: var(--artcad-noir); }

/* ── Formulaire ── */
.artcad-form {
    background: var(--artcad-blanc);
    padding: 40px 48px;
    border-radius: 0 0 4px 4px;
    box-shadow: 0 8px 40px rgba(0,0,0,.08);
}

/* ── Sections ── */
.form-section {
    margin-bottom: 40px;
    padding-bottom: 36px;
    border-bottom: 1px solid var(--artcad-gris-doux);
}
.form-section:last-of-type { border-bottom: none; }

.section-title {
    font-family: 'Playfair Display', serif;
    font-size: 1.15rem;
    color: var(--artcad-noir);
    margin-bottom: 22px;
    display: flex;
    align-items: center;
    gap: 12px;
}
.section-title::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--artcad-or-clair);
}
.section-num {
    width: 28px; height: 28px;
    background: var(--artcad-or);
    color: var(--artcad-blanc);
    border-radius: 50%;
    font-size: .78rem;
    font-family: 'Lato', sans-serif;
    font-weight: 700;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}

/* ── Grilles ── */
.form-grid { display: grid; gap: 18px; }
.form-grid.col-2 { grid-template-columns: 1fr 1fr; }
.form-grid.col-3 { grid-template-columns: 1fr 1fr 1fr; }

/* ── Champs ── */
.form-field { display: flex; flex-direction: column; gap: 6px; }
.form-field label {
    font-size: .8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: var(--artcad-gris-texte);
}
.form-field label .req { color: var(--artcad-or); margin-left: 2px; }

.artcad-form input[type="text"],
.artcad-form input[type="email"],
.artcad-form input[type="tel"],
.artcad-form input[type="url"],
.artcad-form input[type="date"],
.artcad-form select,
.artcad-form textarea {
    border: 1.5px solid #ddd;
    border-radius: 3px;
    padding: 11px 14px;
    font-family: 'Lato', sans-serif;
    font-size: .92rem;
    color: var(--artcad-noir);
    background: var(--artcad-creme);
    transition: border-color .2s, box-shadow .2s;
    width: 100%;
}
.artcad-form input:focus,
.artcad-form select:focus,
.artcad-form textarea:focus {
    outline: none;
    border-color: var(--artcad-or);
    box-shadow: 0 0 0 3px rgba(201,168,76,.15);
    background: var(--artcad-blanc);
}
.artcad-form textarea { resize: vertical; min-height: 140px; }

/* ── Radios / Checkboxes ── */
.radio-group, .check-group {
    display: flex; flex-wrap: wrap; gap: 12px; margin-top: 4px;
}
.radio-group label, .check-group label {
    display: flex; align-items: center; gap: 8px;
    font-size: .9rem; font-weight: 400;
    text-transform: none; letter-spacing: 0;
    color: var(--artcad-noir); cursor: pointer;
    padding: 8px 16px;
    border: 1.5px solid #ddd;
    border-radius: 30px;
    transition: all .2s;
    user-select: none;
}
.radio-group input[type="radio"],
.check-group input[type="checkbox"] {
    width: 16px; height: 16px;
    accent-color: var(--artcad-or);
    cursor: pointer; flex-shrink: 0;
}
.radio-group label:has(input:checked),
.check-group label:has(input:checked) {
    border-color: var(--artcad-or);
    background: rgba(201,168,76,.08);
    color: #7a5f1a;
    font-weight: 700;
}

/* ── Assurance ── */
.assurance-row {
    display: grid;
    grid-template-columns: 1fr 140px;
    gap: 14px;
}

/* ── Upload ── */
.upload-zone {
    border: 2px dashed var(--artcad-or-clair);
    border-radius: 6px;
    background: var(--artcad-gris-doux);
    padding: 32px 20px;
    text-align: center;
    cursor: pointer;
    transition: all .25s;
    position: relative;
}
.upload-zone:hover, .upload-zone.dragover {
    border-color: var(--artcad-or);
    background: rgba(201,168,76,.06);
}
.upload-zone input[type="file"] {
    position: absolute; inset: 0;
    opacity: 0; cursor: pointer;
    width: 100%; height: 100%;
}
.upload-icon { font-size: 2.4rem; margin-bottom: 10px; }
.upload-zone p { font-size: .88rem; color: var(--artcad-gris-texte); }
.upload-zone strong { color: var(--artcad-or); }
.upload-note { font-size: .78rem; color: #999; margin-top: 6px; }

/* ── Prévisualisation ── */
#preview-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 12px;
    margin-top: 16px;
}
.preview-item {
    position: relative;
    border-radius: 4px;
    overflow: hidden;
    aspect-ratio: 1;
    background: var(--artcad-gris-doux);
    border: 1px solid var(--artcad-or-clair);
}
.preview-item img { width: 100%; height: 100%; object-fit: cover; display: block; }
.preview-item .remove-img {
    position: absolute; top: 6px; right: 6px;
    width: 22px; height: 22px;
    background: rgba(0,0,0,.65);
    color: #fff; border: none; border-radius: 50%;
    font-size: .75rem; cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: background .2s;
}
.preview-item .remove-img:hover { background: var(--artcad-erreur); }
.preview-item .img-name {
    position: absolute; bottom: 0; left: 0; right: 0;
    background: rgba(0,0,0,.55);
    color: #fff; font-size: .68rem;
    padding: 4px 6px;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

/* ── Tableau œuvres ── */
.oeuvres-table { width: 100%; border-collapse: collapse; }
.oeuvres-table th {
    background: var(--artcad-noir);
    color: var(--artcad-or);
    font-size: .75rem;
    text-transform: uppercase;
    letter-spacing: .1em;
    padding: 10px 12px;
    text-align: left;
}
.oeuvres-table td { padding: 0; border-bottom: 1px solid var(--artcad-gris-doux); }
.oeuvres-table td input {
    border: none; background: transparent;
    padding: 12px; width: 100%;
    font-family: 'Lato', sans-serif; font-size: .88rem;
    border-right: 1px solid var(--artcad-gris-doux);
}
.oeuvres-table td input:focus { outline: none; background: rgba(201,168,76,.06); }
.oeuvres-table tr:hover td { background: var(--artcad-creme); }

/* ── Bouton ajouter ── */
.add-row-btn {
    margin-top: 10px;
    background: none;
    border: 1.5px dashed var(--artcad-or-clair);
    color: var(--artcad-or);
    padding: 8px 18px;
    border-radius: 3px;
    font-size: .82rem;
    cursor: pointer;
    font-family: 'Lato', sans-serif;
    transition: all .2s;
}
.add-row-btn:hover { border-color: var(--artcad-or); background: rgba(201,168,76,.06); }

/* ── Submit ── */
.form-submit { margin-top: 36px; text-align: center; }
.btn-submit {
    background: var(--artcad-or);
    color: var(--artcad-blanc);
    border: none;
    padding: 16px 56px;
    font-family: 'Playfair Display', serif;
    font-size: 1.05rem;
    letter-spacing: .06em;
    border-radius: 3px;
    cursor: pointer;
    transition: all .25s;
    box-shadow: 0 4px 20px rgba(201,168,76,.35);
}
.btn-submit:hover {
    background: #b5922f;
    box-shadow: 0 6px 28px rgba(201,168,76,.5);
    transform: translateY(-1px);
}
.btn-submit:disabled { opacity: .7; cursor: not-allowed; transform: none; }
.submit-note { font-size: .78rem; color: #aaa; margin-top: 12px; }
.submit-note a { color: var(--artcad-or); }

/* ── Message succès ── */
#success-msg {
    background: #eafaf1;
    border: 1.5px solid var(--artcad-succes);
    border-radius: 4px;
    padding: 20px 28px;
    text-align: center;
    color: var(--artcad-succes);
    font-size: .95rem;
    margin-top: 24px;
}

/* ── Responsive ── */
@media (max-width: 640px) {
    .artcad-form { padding: 28px 22px; }
    .form-grid.col-2,
    .form-grid.col-3 { grid-template-columns: 1fr; }
    .assurance-row   { grid-template-columns: 1fr; }
}