/**
 * DemandeDevis - CSS Professionnel & Responsive
 * @author MCOM
 * @version 1.1.0
 */

/* =============================================
   VARIABLES & RESET
   ============================================= */
:root {
    --dd-primary: #2fb5d2;
    --dd-primary-dark: #238fa6;
    --dd-success: #28a745;
    --dd-danger: #dc3545;
    --dd-gray-100: #f8f9fa;
    --dd-gray-200: #e9ecef;
    --dd-gray-600: #6c757d;
    --dd-gray-800: #343a40;
    --dd-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    --dd-shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.15);
    --dd-radius: 8px;
    --dd-radius-lg: 12px;
    --dd-transition: all 0.3s ease;
}

/* =============================================
   BOUTON PRINCIPAL - PAGE PRODUIT
   ============================================= */
.dd-btn-container {
    margin: 20px 0;
}

.dd-btn-quote {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 15px 25px;
    font-size: 16px;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(135deg, var(--dd-primary) 0%, var(--dd-primary-dark) 100%);
    border: none;
    border-radius: var(--dd-radius);
    cursor: pointer;
    transition: var(--dd-transition);
    box-shadow: var(--dd-shadow);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.dd-btn-quote:hover {
    transform: translateY(-2px);
    box-shadow: var(--dd-shadow-lg);
    background: linear-gradient(135deg, var(--dd-primary-dark) 0%, var(--dd-primary) 100%);
}

.dd-btn-quote:active {
    transform: translateY(0);
}

.dd-btn-quote i {
    font-size: 22px;
}

/* =============================================
   SECTION PANIER
   ============================================= */
.dd-cart-section {
    margin: 30px 0;
    padding: 25px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: var(--dd-radius-lg);
    border: 2px dashed var(--dd-primary);
    text-align: center;
}

.dd-cart-section h4 {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin: 0 0 10px 0;
    color: var(--dd-primary-dark);
    font-size: 20px;
    font-weight: 700;
}

.dd-cart-section p {
    margin: 0 0 20px 0;
    color: var(--dd-gray-600);
    font-size: 15px;
}

/* =============================================
   MODAL
   ============================================= */
.dd-modal .modal-content {
    border: none;
    border-radius: var(--dd-radius-lg);
    overflow: hidden;
    box-shadow: var(--dd-shadow-lg);
}

.dd-modal .modal-header {
    background: linear-gradient(135deg, var(--dd-primary) 0%, var(--dd-primary-dark) 100%);
    color: #fff;
    padding: 20px 25px;
    border: none;
}

.dd-modal .modal-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 600;
}

.dd-modal .modal-header .close,
.dd-modal .modal-header .btn-close {
    color: #fff;
    opacity: 0.8;
    font-size: 28px;
    background: transparent;
    border: none;
    padding: 0;
    margin: 0;
    line-height: 1;
    text-shadow: none;
}

.dd-modal .modal-header .close:hover,
.dd-modal .modal-header .btn-close:hover {
    opacity: 1;
}

.dd-modal .modal-body {
    padding: 25px;
}

.dd-modal .modal-footer {
    padding: 20px 25px;
    background: var(--dd-gray-100);
    border-top: 1px solid var(--dd-gray-200);
    gap: 10px;
}

/* =============================================
   INFO PRODUIT/PANIER
   ============================================= */
.dd-product-info {
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
    padding: 15px 20px;
    border-radius: var(--dd-radius);
    margin-bottom: 25px;
    border-left: 4px solid var(--dd-primary);
}

.dd-product-info strong {
    color: var(--dd-primary-dark);
    font-weight: 600;
}

.dd-product-info ul {
    margin: 10px 0 0 0;
    padding-left: 20px;
}

.dd-product-info li {
    padding: 3px 0;
    color: var(--dd-gray-800);
}

/* =============================================
   FORMULAIRE
   ============================================= */
.dd-form-group {
    margin-bottom: 20px;
}

.dd-form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--dd-gray-800);
    font-size: 14px;
}

.dd-form-group label .required {
    color: var(--dd-danger);
    margin-left: 2px;
}

.dd-form-control {
    width: 100%;
    padding: 12px 16px;
    font-size: 15px;
    color: var(--dd-gray-800);
    background: #fff;
    border: 2px solid var(--dd-gray-200);
    border-radius: var(--dd-radius);
    transition: var(--dd-transition);
    -webkit-appearance: none;
    appearance: none;
}

.dd-form-control:focus {
    outline: none;
    border-color: var(--dd-primary);
    box-shadow: 0 0 0 4px rgba(47, 181, 210, 0.15);
}

.dd-form-control::placeholder {
    color: #adb5bd;
}

.dd-form-control.error {
    border-color: var(--dd-danger);
}

.dd-form-control.error:focus {
    box-shadow: 0 0 0 4px rgba(220, 53, 69, 0.15);
}

textarea.dd-form-control {
    min-height: 120px;
    resize: vertical;
}

/* Row pour 2 colonnes */
.dd-form-row {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.dd-form-row .dd-form-group {
    flex: 1;
    min-width: 200px;
}

/* =============================================
   MESSAGES ERREUR/SUCCÈS
   ============================================= */
.dd-error-text {
    display: block;
    margin-top: 6px;
    font-size: 13px;
    color: var(--dd-danger);
}

.dd-alert {
    padding: 20px;
    border-radius: var(--dd-radius);
    margin-bottom: 20px;
    display: none;
}

.dd-alert.show {
    display: block;
    animation: ddFadeIn 0.3s ease;
}

.dd-alert-success {
    background: linear-gradient(135deg, #d4edda 0%, #c3e6cb 100%);
    color: #155724;
    text-align: center;
    border: 1px solid #b1dfbb;
}

.dd-alert-success h4 {
    margin: 0 0 10px 0;
    font-size: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.dd-alert-success p {
    margin: 0;
    font-size: 15px;
}

.dd-alert-danger {
    background: linear-gradient(135deg, #f8d7da 0%, #f5c6cb 100%);
    color: #721c24;
    border: 1px solid #f1b0b7;
}

/* =============================================
   BOUTONS MODAL
   ============================================= */
.dd-btn {
    padding: 12px 25px;
    font-size: 15px;
    font-weight: 600;
    border: none;
    border-radius: var(--dd-radius);
    cursor: pointer;
    transition: var(--dd-transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.dd-btn-primary {
    color: #fff;
    background: linear-gradient(135deg, var(--dd-primary) 0%, var(--dd-primary-dark) 100%);
    box-shadow: 0 4px 10px rgba(47, 181, 210, 0.3);
}

.dd-btn-primary:hover {
    background: linear-gradient(135deg, var(--dd-primary-dark) 0%, var(--dd-primary) 100%);
    transform: translateY(-1px);
    box-shadow: 0 6px 15px rgba(47, 181, 210, 0.4);
}

.dd-btn-primary:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.dd-btn-secondary {
    color: var(--dd-gray-600);
    background: var(--dd-gray-200);
}

.dd-btn-secondary:hover {
    background: #dde0e3;
    color: var(--dd-gray-800);
}

.dd-btn-success {
    color: #fff;
    background: linear-gradient(135deg, var(--dd-success) 0%, #218838 100%);
}

.dd-btn-success:hover {
    background: linear-gradient(135deg, #218838 0%, var(--dd-success) 100%);
}

/* Spinner loading */
.dd-spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: ddSpin 0.8s linear infinite;
}

/* =============================================
   ANIMATIONS
   ============================================= */
@keyframes ddFadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes ddSpin {
    to {
        transform: rotate(360deg);
    }
}

/* =============================================
   RESPONSIVE - TABLETTE
   ============================================= */
@media (max-width: 991px) {
    .dd-modal .modal-dialog {
        max-width: 90%;
        margin: 20px auto;
    }
    
    .dd-form-row .dd-form-group {
        min-width: 100%;
    }
}

/* =============================================
   RESPONSIVE - MOBILE
   ============================================= */
@media (max-width: 576px) {
    .dd-btn-quote {
        padding: 14px 20px;
        font-size: 14px;
    }
    
    .dd-cart-section {
        padding: 20px 15px;
    }
    
    .dd-cart-section h4 {
        font-size: 18px;
    }
    
    .dd-modal .modal-dialog {
        max-width: 100%;
        margin: 10px;
    }
    
    .dd-modal .modal-header {
        padding: 15px 20px;
    }
    
    .dd-modal .modal-title {
        font-size: 18px;
    }
    
    .dd-modal .modal-body {
        padding: 20px;
    }
    
    .dd-modal .modal-footer {
        padding: 15px 20px;
        flex-direction: column;
    }
    
    .dd-modal .modal-footer .dd-btn {
        width: 100%;
    }
    
    .dd-form-control {
        padding: 10px 14px;
        font-size: 16px; /* Empêche le zoom sur iOS */
    }
    
    .dd-product-info {
        padding: 12px 15px;
        font-size: 14px;
    }
    
    .dd-alert-success h4 {
        font-size: 18px;
    }
    
    .dd-btn {
        padding: 12px 20px;
        font-size: 14px;
        width: 100%;
    }
}

/* =============================================
   DARK MODE SUPPORT (optionnel)
   ============================================= */
@media (prefers-color-scheme: dark) {
    .dd-modal .modal-content {
        background: #1e1e1e;
        color: #e0e0e0;
    }
    
    .dd-modal .modal-body {
        background: #1e1e1e;
    }
    
    .dd-modal .modal-footer {
        background: #2d2d2d;
        border-color: #404040;
    }
    
    .dd-form-control {
        background: #2d2d2d;
        border-color: #404040;
        color: #e0e0e0;
    }
    
    .dd-form-control:focus {
        background: #333;
    }
    
    .dd-form-group label {
        color: #e0e0e0;
    }
    
    .dd-product-info {
        background: linear-gradient(135deg, #1a3a4a 0%, #0d2633 100%);
    }
}