:root {
    --dh-brown: #54413A;
    --dh-green: #9EC52B;
    --dh-light: #fefef9;
    --dh-border: #e8e8e1;
    --dh-shadow: 0 15px 50px rgba(0,0,0,0.07);
    --dh-radius: 12px;
    --dh-transition: all 0.25s ease-in-out;
}

#dh-configurateur-wrapper {
    background: #fff;
    border: 1px solid var(--dh-border);
    border-radius: var(--dh-radius);
    padding: 56px;
    max-width: 920px;
    margin: 40px auto;
    box-shadow: var(--dh-shadow);
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    font-size: 18px;
    color: var(--dh-brown);
    box-sizing: border-box;
}

.dh-intro-box {
    background: var(--dh-light);
    border: 1px solid var(--dh-border);
    border-radius: var(--dh-radius);
    padding: 26px 30px;
    margin-bottom: 32px;
    text-align: center;
}
.dh-intro-box h2 {
    margin: 0 0 10px;
    font-size: 2.2rem;
    color: var(--dh-brown);
}
.dh-intro-box p {
    margin: 0;
    line-height: 1.55;
}

.dh-progress-bar {
    background: #f0f0e6;
    height: 10px;
    border-radius: 5px;
    margin-bottom: 46px;
    overflow: hidden;
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.02);
}
.dh-progress {
    background: var(--dh-green);
    height: 100%;
    width: 16%;
    transition: width 0.3s ease;
    box-shadow: 0 0 10px rgba(158,197,43,0.4);
}

#dh-configurateur-form h3,
#dh-estimation-result h3 {
    text-align: center;
    color: var(--dh-brown);
    margin: 0 0 32px;
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.2;
}
#dh-estimation-result h3 {
    text-align: left;
    font-size: 1.45rem;
    margin-top: 28px;
    margin-bottom: 10px;
}

.dh-options-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}
.dh-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    border: 3px solid var(--dh-border);
    border-radius: var(--dh-radius);
    cursor: pointer;
    transition: var(--dh-transition);
    text-align: center;
    background-color: #fff;
    min-height: 190px;
    box-sizing: border-box;
}
.dh-option:hover {
    border-color: var(--dh-green);
    background: var(--dh-light);
    transform: translateY(-4px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
}
.dh-option input[type="radio"] { display: none; }
.dh-option i {
    font-size: 4rem;
    color: var(--dh-brown);
    margin-bottom: 20px;
    transition: var(--dh-transition);
}
.dh-option span {
    font-weight: 700;
    color: var(--dh-brown);
    font-size: 1.6rem;
    line-height: 1.3;
}
.dh-option input[type="radio"]:checked + i { color: var(--dh-green); }
.dh-option:has(input[type="radio"]:checked) {
    border-color: var(--dh-green);
    background: #f4faeb;
    box-shadow: 0 5px 20px rgba(158,197,43,0.15);
}

#dh-configurateur-form label {
    display: block;
    font-weight: 700;
    color: var(--dh-brown);
    margin-bottom: 12px;
    font-size: 1.28rem;
    line-height: 1.35;
}
.dh-input {
    width: 100%;
    padding: 22px;
    border: 2px solid var(--dh-border);
    border-radius: var(--dh-radius);
    margin-bottom: 26px;
    font-size: 1.32rem;
    font-family: inherit;
    color: var(--dh-brown);
    background-color: var(--dh-light);
    box-sizing: border-box;
    transition: var(--dh-transition);
    min-height: 68px;
}
.dh-input::placeholder {
    font-size: 1.22rem;
    color: #8a7b72;
}
input[name="surface"].dh-input {
    font-size: 1.75rem;
    min-height: 76px;
    font-weight: 700;
}
.dh-input:focus {
    border-color: var(--dh-green);
    outline: none;
    box-shadow: 0 0 10px rgba(158,197,43,0.28);
    background-color: #fff;
}
.dh-input.dh-error {
    border-color: #d63638;
    background: #fff7f7;
}
.dh-helper {
    background: var(--dh-light);
    border-left: 4px solid var(--dh-green);
    padding: 14px 18px;
    border-radius: 8px;
    margin: 0 0 24px;
    line-height: 1.5;
}
.dh-two-cols {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.dh-nav-btns {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 34px;
    gap: 15px;
}
.dh-btn-next, .dh-btn-submit {
    background: var(--dh-green);
    color: #fff;
    border: none;
    padding: 18px 30px;
    border-radius: var(--dh-radius);
    cursor: pointer;
    font-weight: bold;
    font-size: 1.6rem;
    transition: var(--dh-transition);
    text-decoration: none;
}
.dh-btn-next:hover, .dh-btn-submit:hover {
    background: #8bb025;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}
.dh-btn-next:disabled, .dh-btn-submit:disabled {
    opacity: .7;
    cursor: not-allowed;
    transform: none;
}
.dh-btn-prev {
    background: #fff;
    color: var(--dh-brown);
    border: 2px solid var(--dh-border);
    padding: 18px 30px;
    border-radius: var(--dh-radius);
    cursor: pointer;
    font-weight: bold;
    font-size: 1.6rem;
    transition: var(--dh-transition);
}
.dh-btn-prev:hover { background: var(--dh-light); }

.dh-result-card {
    border: 1px solid var(--dh-border);
    border-radius: var(--dh-radius);
    padding: 36px;
    background: #fff;
    box-shadow: var(--dh-shadow);
}
.dh-result-kicker {
    color: var(--dh-green);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .04em;
    margin-bottom: 8px;
}
.dh-price-range {
    font-size: 2.7rem;
    font-weight: 800;
    color: var(--dh-brown);
    line-height: 1.15;
    margin-bottom: 12px;
}
.dh-disclaimer {
    background: var(--dh-light);
    border-radius: 10px;
    padding: 14px 16px;
    font-size: .98rem;
    line-height: 1.5;
}
.dh-tip {
    border-left: 4px solid var(--dh-green);
    padding: 12px 16px;
    background: var(--dh-light);
    border-radius: 8px;
}
.dh-one-company-box {
    margin-top: 30px;
    padding: 18px 20px;
    border: 2px dashed var(--dh-green);
    border-radius: var(--dh-radius);
    background: #f8fbf1;
    line-height: 1.5;
}
.dh-home-link {
    color: var(--dh-brown);
    font-weight: 700;
    text-decoration: underline;
}
.dh-result-actions {
    justify-content: flex-start;
    flex-wrap: wrap;
}

#dh-form-msg {
    font-size: 1.2rem;
    line-height: 1.6;
}

@media (max-width: 768px) {
    #dh-configurateur-wrapper {
        padding: 36px 24px;
        margin: 20px 10px;
    }
    .dh-options-grid { grid-template-columns: 1fr 1fr; }
    .dh-two-cols { grid-template-columns: 1fr; gap: 0; }
    .dh-price-range { font-size: 2.1rem; }
}
@media (max-width: 520px) {
    .dh-options-grid { grid-template-columns: 1fr; }
    .dh-nav-btns {
        flex-direction: column;
        align-items: stretch;
    }
    .dh-btn-next, .dh-btn-submit, .dh-btn-prev, .dh-home-link {
        width: 100%;
        text-align: center;
        box-sizing: border-box;
    }
}


/* --- Correctifs V2.3 : protection contre les styles thème / Elementor --- */
#dh-configurateur-wrapper .dh-options-grid {
    display: grid !important;
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
    gap: 22px !important;
}
#dh-configurateur-wrapper .dh-option {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 0 !important;
    min-height: 190px !important;
    padding: 40px 20px !important;
    text-align: center !important;
    position: relative !important;
}
#dh-configurateur-wrapper .dh-option input[type="radio"] {
    position: absolute !important;
    opacity: 0 !important;
    pointer-events: none !important;
    width: 1px !important;
    height: 1px !important;
    margin: 0 !important;
    padding: 0 !important;
    appearance: none !important;
    -webkit-appearance: none !important;
}
#dh-configurateur-wrapper .dh-option i {
    display: block !important;
    font-size: 4.2rem !important;
    line-height: 1 !important;
    margin: 0 0 22px 0 !important;
}
#dh-configurateur-wrapper .dh-option span {
    display: block !important;
    font-size: 1.7rem !important;
    line-height: 1.25 !important;
    font-weight: 800 !important;
}
#dh-configurateur-wrapper input[name="surface"].dh-input {
    font-size: 1.75rem !important;
    min-height: 65px !important;
    min-width: 100px !important;
    font-weight: 700 !important;
    border: 2px solid var(--dh-border) !important;
    border-radius: 12px !important;
    background-color: var(--dh-light) !important;
}
@media (max-width: 768px) {
    #dh-configurateur-wrapper .dh-options-grid { grid-template-columns: 1fr 1fr !important; }
}
@media (max-width: 520px) {
    #dh-configurateur-wrapper .dh-options-grid { grid-template-columns: 1fr !important; }
}