.inquiry-btn {
    position: fixed;
    bottom: 100px;
    right: 28px;
    z-index: 997;
}
.inquiry-btn button {
    width: 58px;
    height: 58px;
    border-radius: 50%;
    background: var(--secondary);
    color: var(--white);
    border: none;
    font-size: 1.4rem;
    cursor: pointer;
    box-shadow: 0 4px 24px rgba(230, 126, 34, 0.35);
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}
.inquiry-btn button::after {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px solid rgba(230, 126, 34, 0.2);
    animation: pulse-ring 2s infinite;
}
@keyframes pulse-ring {
    0% { transform: scale(1); opacity: 1; }
    100% { transform: scale(1.3); opacity: 0; }
}
.inquiry-btn button:hover {
    transform: scale(1.08);
    background: var(--gradient-accent);
}
.inquiry-btn.hidden {
    transform: scale(0);
    opacity: 0;
}
.inquiry-btn.hidden button::after {
    display: none;
}
.inquiry-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.45);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 9999;
    display: none;
    opacity: 0;
    transition: opacity 0.3s;
}
.inquiry-overlay.open {
    display: block;
    opacity: 1;
}
.inquiry-modal {
    position: fixed;
    bottom: 50px;
    right: 28px;
    width: 480px;
    max-width: calc(100vw - 56px);
    background: var(--white);
    border-radius: 8px;
    box-shadow: var(--shadow-xl);
    transform: translateY(30px) scale(0.96);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    max-height: calc(100vh - 80px);
    display: flex;
    flex-direction: column;
}
.inquiry-overlay.open .inquiry-modal {
    transform: translateY(0) scale(1);
}
.inquiry-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 24px;
    border-bottom: 1px solid var(--gray-200);
    flex-shrink: 0;
    background: var(--gradient-primary);
    border-radius: 8px 8px 0 0;
}
.inquiry-header h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0;
    color: var(--white);
}
.inquiry-header h3 span {
    display: block;
    font-size: 0.75rem;
    font-weight: 400;
    opacity: 0.7;
    margin-top: 2px;
}
.inquiry-close {
    background: rgba(255,255,255,0.12);
    border: none;
    font-size: 1.4rem;
    color: var(--white);
    cursor: pointer;
    padding: 0;
    border-radius: 50%;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}
.inquiry-close:hover {
    background: rgba(255,255,255,0.2);
}
.inquiry-body {
    padding: 20px 24px;
    overflow-y: auto;
    flex: 1;
}
.inquiry-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.inquiry-form .form-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.inquiry-form .form-group label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--gray-700);
}
.inquiry-form .form-group label .required {
    color: var(--secondary);
    margin-left: 2px;
}
.inquiry-form input,
.inquiry-form select,
.inquiry-form textarea {
    padding: 12px 16px;
    border: 2px solid var(--gray-200);
    border-radius: 4px;
    font-size: 0.9rem;
    font-family: inherit;
    transition: var(--transition);
    width: 100%;
    background: var(--light);
    height: 48px;
    box-sizing: border-box;
}
.inquiry-form textarea {
    height: auto;
    min-height: 60px;
    resize: vertical;
}
.inquiry-form input:focus,
.inquiry-form select:focus,
.inquiry-form textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(26, 82, 118, 0.08);
}
.inquiry-form .captcha-row {
    display: flex;
    gap: 12px;
    align-items: center;
    width: 100%;
    flex-wrap: nowrap;
}
.inquiry-form .captcha-row .captcha-input {
    flex: 1;
    min-width: 0;
    height: 48px;
    padding: 12px 16px;
    border: 2px solid var(--gray-200);
    border-radius: 4px;
    font-size: 0.9rem;
    font-family: inherit;
    transition: var(--transition);
    background: var(--light);
    box-sizing: border-box;
}
.inquiry-form .captcha-row .captcha-input:focus {
    outline: none;
    border-color: var(--primary);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(26, 82, 118, 0.08);
}
.inquiry-form .captcha-row .captcha-image {
    flex-shrink: 0;
    height: 48px;
    width: auto;
    max-width: 120px;
    border-radius: 4px;
    border: 2px solid var(--gray-200);
    cursor: pointer;
    transition: var(--transition);
    display: block;
}
.inquiry-form .captcha-row .captcha-image:hover {
    border-color: var(--primary);
}
.inquiry-form .error {
    color: #e74c3c;
    font-size: 0.8rem;
    display: none;
    margin-top: 2px;
}
.inquiry-form .error.show {
    display: block;
}
.inquiry-form .submit {
    padding: 14px 28px;
    background: var(--gradient-accent);
    color: var(--white);
    border: none;
    border-radius: 4px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    margin-top: 4px;
    box-shadow: 0 4px 16px rgba(230, 126, 34, 0.3);
    height: 52px;
}
.inquiry-form .submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(230, 126, 34, 0.4);
}
@media (max-width: 768px) {
    .inquiry-btn {
        display: none !important;
    }
    .inquiry-modal {
        bottom: 0;
        right: 0;
        width: 100%;
        max-width: 100%;
        border-radius: 8px 8px 0 0;
        max-height: calc(100vh - 20px);
    }
    .inquiry-header {
        padding: 14px 18px;
        border-radius: 8px 8px 0 0;
    }
    .inquiry-body {
        padding: 16px 18px;
    }
    .inquiry-form input,
    .inquiry-form select,
    .inquiry-form textarea {
        font-size: 1rem;
        padding: 14px 16px;
        height: 52px;
    }
    .inquiry-form .captcha-row {
        flex-wrap: nowrap;
        gap: 10px;
    }
    .inquiry-form .captcha-row .captcha-input {
        flex: 1;
        min-width: 0;
        height: 52px;
        font-size: 1rem;
        padding: 14px 16px;
    }
    .inquiry-form .captcha-row .captcha-image {
        height: 52px;
        flex-shrink: 0;
        max-width: 100px;
    }
    .inquiry-form .submit {
        height: 56px;
        font-size: 1rem;
    }
}
@media (max-width: 480px) {
    .inquiry-modal {
        max-width: 100%;
    }
    .inquiry-form .captcha-row {
        gap: 8px;
        flex-wrap: nowrap;
    }
    .inquiry-form .captcha-row .captcha-input {
        height: 48px;
        padding: 10px 12px;
        font-size: 0.9rem;
        flex: 1;
        min-width: 0;
    }
    .inquiry-form .captcha-row .captcha-image {
        height: 48px;
        max-width: 80px;
        flex-shrink: 0;
    }
}