.dsf-container {
    max-width: 800px;
    margin: 40px auto;
    padding: 30px;
    background: var(--dsf-bg);
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

@media (max-width: 768px) {
    .dsf-container {
        margin: 20px 10px;
        padding: 20px 15px;
    }
}

.dsf-progress-bar {
    display: flex;
    justify-content: space-around;
    margin-bottom: 50px;
    position: relative;
    padding: 0 20px;
}

.dsf-progress-bar::before {
    content: '';
    position: absolute;
    top: 25px;
    left: 15%;
    right: 15%;
    height: 3px;
    background: linear-gradient(to right, #e0e0e0 0%, #e0e0e0 100%);
    z-index: 0;
    transition: all 0.6s ease;
}

.dsf-progress-bar.step-1::before {
    background: linear-gradient(to right, var(--dsf-primary) 0%, #e0e0e0 0%);
}

.dsf-progress-bar.step-2::before {
    background: linear-gradient(to right, var(--dsf-primary) 0%, var(--dsf-primary) 50%, #e0e0e0 50%);
}

.dsf-progress-bar.step-3::before {
    background: linear-gradient(to right, var(--dsf-primary) 0%, var(--dsf-primary) 100%);
}

.dsf-progress-step {
    flex: 1;
    text-align: center;
    position: relative;
    z-index: 1;
    font-size: 14px;
    font-weight: 600;
    color: #999;
    transition: all 0.4s ease;
}

.dsf-progress-step::before {
    content: '';
    display: block;
    width: 50px;
    height: 50px;
    margin: 0 auto 12px;
    border-radius: 50%;
    background: #e0e0e0;
    border: 4px solid #fff;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    transform: scale(0.9);
}

.dsf-progress-step.active {
    color: var(--dsf-primary);
}

.dsf-progress-step.active::before {
    background: var(--dsf-primary);
    transform: scale(1.1);
    box-shadow: 0 4px 15px #3958ad8f;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 4px 15px #3958ad8f; }
    50% { box-shadow: 0 4px 25px #3958ad8f; }
}

@media (max-width: 768px) {
    .dsf-progress-bar {
        padding: 0 10px;
    }
    .dsf-progress-step {
        font-size: 11px;
    }
    .dsf-progress-step::before {
        width: 35px;
        height: 35px;
    }
}

.dsf-step {
    display: none;
}

.dsf-step.active {
    display: block;
    animation: slideIn 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes slideIn {
    0% { opacity: 0; transform: translateX(-50px) scale(0.9); }
    100% { opacity: 1; transform: translateX(0) scale(1); }
}

.dsf-step-title {
    font-size: var(--dsf-heading-font-size);
    font-family: var(--dsf-heading-font-family);
    font-weight: var(--dsf-heading-font-weight);
    color: var(--dsf-text);
    margin-bottom: 30px;
    text-align: center;
}

.dsf-service-options, .dsf-suboption-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 30px;
}

@media (max-width: 768px) {
    .dsf-service-options, .dsf-suboption-container {
        grid-template-columns: 1fr;
        gap: 15px;
    }
}

.dsf-service-card {
    position: relative;
}

.dsf-service-card input[type="radio"] {
    position: absolute;
    opacity: 0;
}

.dsf-service-card label {
    display: block;
    padding: 30px 20px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    text-align: center;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    background: #fff;
}

@media (max-width: 768px) {
    .dsf-service-card label {
        padding: 20px 15px;
    }
}

.dsf-service-card input[type="radio"]:checked + label {
    border-color: var(--dsf-primary);
    background: var(--dsf-primary);
    color: #fff;
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 8px 20px rgba(76, 175, 80, 0.3);
    animation: cardSelect 0.5s ease;
}

@keyframes cardSelect {
    0% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-8px) scale(1.05); }
    100% { transform: translateY(-5px) scale(1.02); }
}

.dsf-service-card label:hover {
    border-color: var(--dsf-primary);
    transform: translateY(-3px);
}

.dsf-service-name {
    font-size: 18px;
    font-weight: 600;
}

.dsf-pricing-box {
    background: #f5f5f5;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 30px;
    border-left: 4px solid var(--dsf-primary);
}

.dsf-pricing-box strong {
    display: block;
    margin-bottom: 15px;
    font-size: 18px;
}

.dsf-pricing-options {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.dsf-pricing-option {
    position: relative;
}

.dsf-pricing-option input[type="radio"] {
    position: absolute;
    opacity: 0;
}

.dsf-pricing-option label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    background: #fff;
    border: 2px solid #e0e0e0;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s;
}

.dsf-pricing-option input[type="radio"]:checked + label {
    border-color: var(--dsf-primary);
    background: rgba(76, 175, 80, 0.1);
    transform: scale(1.02);
    box-shadow: 0 3px 10px rgba(76, 175, 80, 0.2);
    animation: priceSelect 0.4s ease;
}

@keyframes priceSelect {
    0%, 100% { transform: scale(1.02); }
    50% { transform: scale(1.05); }
}

@media (max-width: 768px) {
    .dsf-pricing-option label {
        padding: 12px 15px;
    }
    .pricing-price {
        font-size: 18px;
    }
}

.dsf-pricing-option label:hover {
    border-color: var(--dsf-primary);
}

.pricing-label {
    font-weight: 600;
    color: var(--dsf-text);
}

.pricing-price {
    font-size: 20px;
    font-weight: 700;
    color: var(--dsf-primary);
}

.dsf-form-fields {
    margin-bottom: 30px;
}

.dsf-field {
    margin-bottom: 20px;
}

.dsf-field label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--dsf-text);
}

.dsf-field .required {
    color: #f44336;
}



.dsf-field textarea {
    min-height: 120px;
    resize: vertical;
}

.dsf-btn {
    font-size: var(--dsf-btn-font-size);
    font-family: var(--dsf-btn-font-family);
    font-weight: var(--dsf-btn-font-weight);
    cursor: pointer;
    transition: all 0.3s ease;
    margin-right: 10px;
    position: relative;
    overflow: hidden;
    border-style: solid;
}

.dsf-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255,255,255,0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.dsf-btn:hover::before {
    width: 300px;
    height: 300px;
}

@media (max-width: 768px) {
    .dsf-btn {
        width: 100%;
        margin-right: 0;
        margin-bottom: 10px;
        padding: 12px 20px;
    }
}

.dsf-btn-next,
.dsf-btn-submit {
    background: var(--dsf-btn-bg);
    color: var(--dsf-btn-text);
    padding: var(--dsf-btn-padding-top) var(--dsf-btn-padding-right) var(--dsf-btn-padding-bottom) var(--dsf-btn-padding-left);
    border-width: var(--dsf-btn-border-top) var(--dsf-btn-border-right) var(--dsf-btn-border-bottom) var(--dsf-btn-border-left);
    border-color: var(--dsf-btn-border-color);
    border-radius: var(--dsf-btn-border-radius);
}

.dsf-btn-next:hover,
.dsf-btn-submit:hover {
    background: var(--dsf-btn-hover);
    color: var(--dsf-btn-hover-text);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.dsf-btn-next:disabled {
    background: #ccc;
    cursor: not-allowed;
    transform: none;
}

.dsf-btn.btn-pulse {
    animation: btnPulse 0.6s ease;
}

@keyframes btnPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); box-shadow: 0 6px 20px rgba(76, 175, 80, 0.4); }
}

.dsf-btn-back {
    background: var(--dsf-btn-back-bg);
    color: var(--dsf-btn-back-text);
    padding: var(--dsf-btn-back-padding-top) var(--dsf-btn-back-padding-right) var(--dsf-btn-back-padding-bottom) var(--dsf-btn-back-padding-left);
    border-width: var(--dsf-btn-back-border-top) var(--dsf-btn-back-border-right) var(--dsf-btn-back-border-bottom) var(--dsf-btn-back-border-left);
    border-color: var(--dsf-btn-back-border-color);
    border-radius: var(--dsf-btn-back-border-radius);
}

.dsf-btn-back:hover {
    background: var(--dsf-btn-back-hover);
    color: var(--dsf-btn-back-hover-text);
}

.dsf-success-message {
    text-align: center;
    padding: 60px 20px;
    animation: successZoom 0.8s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes successZoom {
    0% { opacity: 0; transform: scale(0.5); }
    100% { opacity: 1; transform: scale(1); }
}

.dsf-success-message h2 {
    font-size: 48px;
    color: var(--dsf-primary);
    margin-bottom: 20px;
    animation: checkmark 1s ease;
}

@keyframes checkmark {
    0% { transform: rotate(-45deg) scale(0); }
    50% { transform: rotate(0deg) scale(1.2); }
    100% { transform: rotate(0deg) scale(1); }
}

@media (max-width: 768px) {
    .dsf-success-message h2 {
        font-size: 36px;
    }
    .dsf-success-message {
        padding: 40px 15px;
    }
}

.dsf-success-text {
    font-size: 18px;
    color: var(--dsf-text);
}

.dsf-field input,
.dsf-field textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e0e0e0;
    border-radius: 6px;
    font-size: 16px;
    transition: all 0.3s ease;
}

.dsf-field input:focus,
.dsf-field textarea:focus {
    outline: none;
    border-color: var(--dsf-primary);
    box-shadow: 0 0 0 3px rgba(76, 175, 80, 0.1);
    transform: translateY(-2px);
}

@media (max-width: 480px) {
    .dsf-step-title {
        font-size: 22px;
    }
    .dsf-service-name {
        font-size: 16px;
    }
}