/*
 * ============================================================
 * FORMS.CSS — Design system unifié pour tous les formulaires
 * Mobile-first, optimisé touch (Android + iOS Safari)
 * ============================================================
 *
 * Variables de base
 *   --f-height      : hauteur minimale des champs (52px)
 *   --f-radius      : border-radius (14px)
 *   --f-border      : couleur de bordure repos (#e2e8f0)
 *   --f-border-focus: couleur focus (#6366f1)
 *   --f-bg          : fond repos (#f8fafc)
 *   --f-bg-focus    : fond focus (#fff)
 *   --f-text        : couleur texte (#0f172a)
 *   --f-label       : couleur label (#475569)
 *
 * Toutes les classes de formulaires existantes
 * (.form-control, .input-premium, .ic-input, etc.)
 * héritent de ces tokens — un seul endroit à changer.
 * ============================================================
 */

:root {
    --f-height:       52px;
    --f-radius:       14px;
    --f-border:       #e2e8f0;
    --f-border-hover: #c7d2fe;
    --f-border-focus: #6366f1;
    --f-bg:           #f8fafc;
    --f-bg-focus:     #fff;
    --f-text:         #0f172a;
    --f-label:        #475569;
    --f-placeholder:  #94a3b8;
    --f-shadow-focus: 0 0 0 4px rgba(99,102,241,0.10);
    --f-transition:   border-color 0.18s ease, background 0.18s ease, box-shadow 0.18s ease;
}

/* ==============================================
   1. GROUPE DE CHAMP
   ============================================== */
.form-group,
.ic-form-group {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
    margin-bottom: 1.25rem;
}

/* ==============================================
   2. LABELS
   ============================================== */
.form-label,
.form-label-premium,
.ic-label {
    display: block;
    font-size: 0.78rem;
    font-weight: 800;
    color: var(--f-label);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 0;
    line-height: 1;
}

.form-label .req,
.form-label-premium .req,
.ic-label .req,
.form-label .text-red-500,
.form-label-premium .text-red-500,
label .required {
    color: #ef4444;
    margin-left: 2px;
}

/* ==============================================
   3. CHAMPS TEXTE, NOMBRE, EMAIL, URL, PASSWORD
   ============================================== */
.form-control,
.input-premium,
.ic-input {
    width: 100%;
    box-sizing: border-box;
    min-height: var(--f-height);
    height: var(--f-height);
    padding: 0 1.1rem;
    border: 2px solid var(--f-border);
    border-radius: var(--f-radius);
    font-family: inherit;
    font-size: 1rem;           /* 16px — évite le zoom iOS */
    font-weight: 500;
    color: var(--f-text);
    background: var(--f-bg);
    transition: var(--f-transition);
    outline: none;
    -webkit-appearance: none;
    appearance: none;
}

.form-control:hover,
.input-premium:hover,
.ic-input:hover {
    border-color: var(--f-border-hover);
    background: var(--f-bg-focus);
}

.form-control:focus,
.input-premium:focus,
.ic-input:focus {
    border-color: var(--f-border-focus);
    background: var(--f-bg-focus);
    box-shadow: var(--f-shadow-focus);
}

.form-control::placeholder,
.input-premium::placeholder,
.ic-input::placeholder {
    color: var(--f-placeholder);
    font-weight: 400;
}

/* ==============================================
   4. TEXTAREA
   ============================================== */
textarea.form-control,
textarea.input-premium,
textarea.ic-input,
.ic-textarea {
    height: auto;
    min-height: 100px;
    padding: 0.9rem 1.1rem;
    resize: vertical;
    line-height: 1.6;
}

/* ==============================================
   5. SELECT
   ============================================== */
select.form-control,
select.input-premium,
select.ic-input,
.ic-select {
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1.1em;
    padding-right: 2.75rem;
    cursor: pointer;
}

/* ==============================================
   6. INPUTS DATE / TIME
   ============================================== */
input[type="date"].form-control,
input[type="date"].input-premium,
input[type="date"].ic-input,
input[type="time"].form-control,
input[type="time"].input-premium,
input[type="time"].ic-input {
    /* Pas de appearance:none → garde le picker natif iOS/Android */
    appearance: auto;
    -webkit-appearance: auto;
    cursor: pointer;
    padding: 0 1.1rem;
}

/* ==============================================
   7. CHAMP MONTANT
   ============================================== */
.ic-amount-wrap,
.amount-wrap { position: relative; }

.ic-input.amount,
input.amount {
    font-size: 1.35rem;
    font-weight: 900;
    color: #6366f1;
    padding-right: 5rem;
    letter-spacing: -0.02em;
}

.ic-amount-unit,
.amount-unit {
    position: absolute;
    right: 1.1rem;
    top: 50%;
    transform: translateY(-50%);
    font-weight: 800;
    font-size: 0.78rem;
    color: #94a3b8;
    pointer-events: none;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

/* ==============================================
   8. CASES À COCHER & BOUTONS RADIO
   ============================================== */

/* Taille tactile correcte (Apple = 44px, Google = 48px) */
input[type="checkbox"],
input[type="radio"] {
    width: 22px;
    height: 22px;
    min-width: 22px;
    min-height: 22px;
    cursor: pointer;
    flex-shrink: 0;
    accent-color: #6366f1;
    margin: 0;
}

/* Ligne label + checkbox alignée */
.check-row,
.radio-row {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    cursor: pointer;
    user-select: none;
}
.check-row span,
.radio-row span {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--f-text);
    line-height: 1.45;
    flex: 1;
    min-width: 0;
}

/* ==============================================
   9. CHECKBOX CARD (pattern validé)
   ============================================== */
.checkbox-card,
.ic-checkbox-card {
    display: flex;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 0.85rem;
    padding: 1rem 1.15rem;
    border: 2px solid transparent;
    border-radius: 16px;
    cursor: pointer;
    width: 100%;
    box-sizing: border-box;
    min-width: 0;
    transition: var(--f-transition), box-shadow 0.18s;
    background: rgba(255,255,255,0.6);
}
.checkbox-card input[type="checkbox"],
.ic-checkbox-card input[type="checkbox"] {
    margin-top: 2px;
    accent-color: #6366f1;
}
.checkbox-card > div,
.ic-checkbox-card-body {
    flex: 1;
    min-width: 0;
}
.checkbox-card > div strong,
.ic-checkbox-card-body strong {
    display: block;
    font-size: 0.95rem;
    font-weight: 800;
    line-height: 1.4;
    white-space: normal;
}
.checkbox-card > div span,
.ic-checkbox-card-body span {
    display: block;
    font-size: 0.8rem;
    font-weight: 500;
    margin-top: 0.2rem;
    line-height: 1.45;
    opacity: 0.85;
    white-space: normal;
}

/* Variantes couleur */
.checkbox-card.is-reservation { background: linear-gradient(135deg,#fffbeb,#fef3c7); border-color: #fde68a; }
.checkbox-card.is-reservation input[type="checkbox"] { accent-color: #d97706; }
.checkbox-card.is-reservation:hover { border-color: #fbbf24; box-shadow: 0 4px 14px rgba(245,158,11,.18); }

.checkbox-card.is-invoice,
.ic-checkbox-card { background: linear-gradient(135deg,#f0fdf4,#dcfce7); border-color: #bbf7d0; }
.checkbox-card.is-invoice input[type="checkbox"],
.ic-checkbox-card input[type="checkbox"] { accent-color: #16a34a; }
.checkbox-card.is-invoice:hover,
.ic-checkbox-card:hover { border-color: #86efac; box-shadow: 0 4px 14px rgba(22,163,74,.15); }
.ic-checkbox-card-body strong { color: #15803d; }
.ic-checkbox-card-body span   { color: #166534; }

/* ==============================================
   10. MESSAGES D'ERREUR & HINT
   ============================================== */
.ic-error,
.field-error,
.invalid-feedback {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.8rem;
    color: #dc2626;
    font-weight: 600;
    margin-top: 0.3rem;
}

.ic-hint,
.field-hint {
    display: none;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.8rem;
    color: #3b82f6;
    font-weight: 600;
    margin-top: 0.3rem;
}

.form-control.is-invalid,
.input-premium.is-invalid,
.ic-input.is-invalid {
    border-color: #fca5a5;
    background: #fff5f5;
}
.form-control.is-invalid:focus,
.input-premium.is-invalid:focus,
.ic-input.is-invalid:focus {
    border-color: #dc2626;
    box-shadow: 0 0 0 4px rgba(220,38,38,0.10);
}

/* ==============================================
   11. BOUTONS DE FORMULAIRE
   ============================================== */
.btn-form-submit,
.ic-btn-submit {
    min-height: var(--f-height);
    padding: 0 2rem;
    border: none;
    border-radius: var(--f-radius);
    background: linear-gradient(135deg, #6366f1, #4f46e5);
    color: #fff;
    font-family: inherit;
    font-size: 1rem;
    font-weight: 800;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    transition: box-shadow 0.18s, transform 0.18s;
    box-shadow: 0 4px 14px rgba(99,102,241,0.32);
    text-decoration: none;
    white-space: nowrap;
}
.btn-form-submit:hover,
.ic-btn-submit:hover {
    box-shadow: 0 8px 22px rgba(99,102,241,0.40);
    transform: translateY(-1px);
    color: #fff;
}
.btn-form-submit:active,
.ic-btn-submit:active { transform: translateY(0); }

.btn-form-cancel,
.ic-btn-cancel {
    min-height: var(--f-height);
    padding: 0 1.5rem;
    border: 2px solid var(--f-border);
    border-radius: var(--f-radius);
    background: #f8fafc;
    color: #475569;
    font-family: inherit;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: var(--f-transition);
    text-decoration: none;
    white-space: nowrap;
}
.btn-form-cancel:hover,
.ic-btn-cancel:hover {
    border-color: #cbd5e1;
    background: #f1f5f9;
    color: var(--f-text);
}

/* Barre d'actions du form */
.form-actions,
.ic-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 2px solid #f1f5f9;
}
.form-actions .btn-form-submit,
.form-actions .ic-btn-submit { flex: 2; }
.form-actions .btn-form-cancel,
.form-actions .ic-btn-cancel { flex: 1; }

/* ==============================================
   12. SÉPARATEUR DE SECTION
   ============================================== */
.form-divider,
.ic-divider {
    border: none;
    border-top: 2px dashed #e2e8f0;
    margin: 2rem 0;
}

/* ==============================================
   13. GRILLE 2 COLONNES
   ============================================== */
.form-grid-2,
.ic-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}
.form-grid-full,
.ic-grid-full { grid-column: 1 / -1; }

/* ==============================================
   14. CARTE DE FORMULAIRE (conteneur)
   ============================================== */
.form-card,
.ic-card {
    background: #fff;
    border: 1.5px solid #e2e8f0;
    border-radius: 22px;
    padding: 2rem;
    box-shadow: 0 2px 20px rgba(15,23,42,0.06);
}

/* ==============================================
   15. EN-TÊTE DE SECTION
   ============================================== */
.form-section-head,
.ic-section-head {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    padding-bottom: 0.85rem;
    border-bottom: 2px solid #f1f5f9;
}
.form-section-head h3,
.ic-section-head h3 {
    font-size: 1rem;
    font-weight: 800;
    color: #0f172a;
    margin: 0;
}

/* ==============================================
   16. MOBILE — breakpoint 768px
   ============================================== */
@media (max-width: 768px) {

    /* Inputs : hauteur tactile iOS/Android */
    .form-control,
    .input-premium,
    .ic-input,
    .ic-select,
    select.form-control,
    select.input-premium {
        min-height: 52px;
        font-size: 16px !important; /* IMPÉRATIF — évite le zoom iOS */
    }

    /* Date inputs : hauteur confortable */
    input[type="date"],
    input[type="time"],
    input[type="datetime-local"] {
        min-height: 52px;
        font-size: 16px !important;
    }

    /* Grille → 1 colonne */
    .form-grid-2,
    .ic-grid-2 {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    /* Actions → colonne */
    .form-actions,
    .ic-actions {
        flex-direction: column;
        gap: 0.75rem;
    }
    .form-actions .btn-form-submit,
    .form-actions .btn-form-cancel,
    .form-actions .ic-btn-submit,
    .form-actions .ic-btn-cancel {
        flex: none;
        width: 100%;
        min-height: 54px;
        font-size: 1.05rem;
    }

    /* Padding carte réduit */
    .form-card,
    .ic-card { padding: 1.25rem; border-radius: 18px; }

    /* Checkbox plus grande */
    input[type="checkbox"],
    input[type="radio"] { width: 24px; height: 24px; min-width: 24px; min-height: 24px; }

    /* form-group : espacement réduit */
    .form-group, .ic-form-group { margin-bottom: 1rem; }
}

/* ==============================================
   17. PETIT MOBILE — breakpoint 480px
   ============================================== */
@media (max-width: 480px) {
    .form-card,
    .ic-card { padding: 1rem; border-radius: 16px; }

    .form-section-head h3,
    .ic-section-head h3 { font-size: 0.92rem; }

    .form-label,
    .form-label-premium,
    .ic-label { font-size: 0.72rem; }

    .btn-form-submit,
    .btn-form-cancel,
    .ic-btn-submit,
    .ic-btn-cancel { font-size: 1rem; min-height: 52px; }
}

/* ==============================================
   12. GRILLE DE FILTRES — mobile-first
   1 colonne par défaut, grille multi-colonnes
   uniquement sur les écrans larges (≥641px).
   ============================================== */
.filter-grid {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}
.filter-grid .fg-btns {
    display: flex;
    gap: 0.5rem;
}
.filter-grid .fg-btns button,
.filter-grid .fg-btns a {
    flex: 1;
    height: 48px;
    border-radius: 12px;
    min-width: 0;
    padding: 0 1rem;
    justify-content: center;
    white-space: nowrap;
}

@media (min-width: 641px) {
    .filter-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
        gap: 1rem;
        align-items: flex-end;
        flex-direction: unset;
    }
    .filter-grid .fg-span2 { grid-column: span 2; }
    .filter-grid .fg-btns { flex: unset; justify-content: flex-end; }
    .filter-grid .fg-btns button,
    .filter-grid .fg-btns a { flex: 0 0 auto; }
}