/* ============================================
   BUSINESS REGISTER — STYLE DUFFEL INSPIRED
   Version moderne et épurée
   ============================================ */

/* Conteneur principal */
.business-register {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f6f9fc;
    padding: 40px 20px;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

.business-register__container {
    max-width: 520px;
    width: 100%;
    background: #ffffff;
    border-radius: 20px;
    padding: 48px 40px;
    box-shadow: 0 20px 60px rgba(0, 20, 40, 0.08);
    border: 1px solid #eef2f6;
    transition: box-shadow 0.3s ease;
}

.business-register__container:hover {
    box-shadow: 0 25px 70px rgba(0, 20, 40, 0.12);
}

/* Logo et en-tête */
.business-register__logo {
    display: flex;
    align-items: center;
    gap: 12px;
    justify-content: center;
    margin-bottom: 32px;
}

.business-register__logo img {
    height: 38px;
    width: auto;
}

.business-register__logo span {
    font-size: 20px;
    font-weight: 800;
    color: #0b1a33;
    letter-spacing: -0.3px;
}

.business-register__logo span span {
    color: #ff5a5f;
}

.business-register__header {
    text-align: center;
    margin-bottom: 36px;
}

.business-register__title {
    font-size: 26px;
    font-weight: 800;
    color: #0b1a33;
    margin: 0 0 8px 0;
    letter-spacing: -0.5px;
}

.business-register__subtitle {
    font-size: 15px;
    color: #64748b;
    margin: 0;
    line-height: 1.5;
}

/* Formulaire */
.business-register__form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.business-register__row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

/* Champs */
.business-register__form .form-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.business-register__form .form-group label {
    font-weight: 600;
    font-size: 13px;
    color: #0b1a33;
    letter-spacing: 0.2px;
}

.business-register__form .form-group label .required {
    color: #e14e52;
}

.business-register__form .form-group input,
.business-register__form .form-group select {
    width: 100%;
    padding: 12px 14px;
    border: 1.5px solid #dfe6ef;
    border-radius: 10px;
    font-size: 14px;
    font-family: 'Inter', sans-serif;
    background: #ffffff;
    color: #0b1a33;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    appearance: none;
    -webkit-appearance: none;
}

.business-register__form .form-group input::placeholder {
    color: #94a3b8;
    font-weight: 400;
}

.business-register__form .form-group input:hover,
.business-register__form .form-group select:hover {
    border-color: #b9cbe0;
}

.business-register__form .form-group input:focus,
.business-register__form .form-group select:focus {
    border-color: #0057b8;
    outline: none;
    box-shadow: 0 0 0 4px rgba(0, 87, 184, 0.08);
}

.business-register__form .form-group input.error {
    border-color: #e14e52;
    background: #fff6f6;
}

.business-register__form .form-group input.error:focus {
    box-shadow: 0 0 0 4px rgba(225, 78, 82, 0.12);
}

.business-register__form .form-group .input-hint {
    font-size: 12px;
    color: #94a3b8;
    margin-top: 4px;
}

.business-register__form .form-group .error-message {
    font-size: 12px;
    color: #e14e52;
    margin-top: 4px;
    display: none;
}

.business-register__form .form-group .error-message.visible {
    display: block;
}

/* Checkbox */
.business-register__form .form-group.checkbox {
    flex-direction: row;
    align-items: flex-start;
    gap: 10px;
    margin-top: 4px;
}

.business-register__form .form-group.checkbox label {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-weight: 400;
    font-size: 13px;
    color: #475569;
    cursor: pointer;
    line-height: 1.5;
}

.business-register__form .form-group.checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
    min-width: 18px;
    margin-top: 2px;
    cursor: pointer;
    accent-color: #0057b8;
    border-radius: 4px;
}

.business-register__form .form-group.checkbox label a {
    color: #0057b8;
    text-decoration: none;
    font-weight: 600;
}

.business-register__form .form-group.checkbox label a:hover {
    text-decoration: underline;
}

/* Message d'erreur global */
.business-register__error {
    background: #fee2e2;
    color: #991b1b;
    padding: 12px 16px;
    border-radius: 10px;
    font-size: 14px;
    border: 1px solid #fecaca;
    display: none;
}

.business-register__error.visible {
    display: block;
}

/* Bouton */
.business-register__form .btn-business {
    width: 100%;
    justify-content: center;
    padding: 16px;
    font-size: 16px;
    min-height: 52px;
    background: linear-gradient(135deg, #003580, #0057b8);
    color: #fff;
    border: none;
    border-radius: 10px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 4px 14px rgba(0, 87, 184, 0.18);
}

.business-register__form .btn-business:hover {
    background: linear-gradient(135deg, #002b68, #0066ce);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 87, 184, 0.25);
}

.business-register__form .btn-business:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none !important;
}

/* Lien connexion */
.business-register__login-link {
    text-align: center;
    margin-top: 24px;
    font-size: 14px;
    color: #64748b;
}

.business-register__login-link a {
    color: #0057b8;
    font-weight: 600;
    text-decoration: none;
}

.business-register__login-link a:hover {
    text-decoration: underline;
}

/* Responsive */
@media (max-width: 640px) {
    .business-register__container {
        padding: 32px 20px;
    }

    .business-register__row {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .business-register__title {
        font-size: 22px;
    }

    .business-register__subtitle {
        font-size: 14px;
    }

    .business-register__form .form-group.checkbox label {
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .business-register__container {
        padding: 24px 16px;
        border-radius: 16px;
    }

    .business-register__logo img {
        height: 30px;
    }

    .business-register__logo span {
        font-size: 17px;
    }

    .business-register__title {
        font-size: 19px;
    }
}