.smsfb-form-container {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    max-width: 600px;
    margin: 40px auto;
    background: #ffffff;
    padding: 40px;
    border-radius: 24px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.05);
    color: #1e293b;
    border: 1px solid rgba(241, 245, 249, 0.8);
    position: relative;
    overflow: hidden;
}

.smsfb-form-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #6366f1 0%, #a855f7 100%);
}

.smsfb-animate {
    animation: smsfbFadeUp 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes smsfbFadeUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.smsfb-progress-wrap {
    margin-bottom: 32px;
}

.smsfb-progress-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
    color: #475569;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.01em;
}

.smsfb-progress-bar {
    height: 6px;
    background: #f1f5f9;
    border-radius: 10px;
    overflow: hidden;
}

.smsfb-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #6366f1 0%, #a855f7 100%);
    border-radius: 10px;
    transition: width 0.6s cubic-bezier(0.65, 0, 0.35, 1);
}

.smsfb-field-group {
    margin-bottom: 28px;
}

.smsfb-field-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 10px;
    font-size: 14px;
    color: #334155;
}

.smsfb-field-group label .required {
    color: #f43f5e;
    margin-left: 4px;
}

.smsfb-field-group input[type="text"],
.smsfb-field-group input[type="email"],
.smsfb-field-group input[type="number"],
.smsfb-field-group textarea,
.smsfb-field-group select {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid #f1f5f9;
    border-radius: 14px;
    font-size: 15px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: #f8fafc;
    color: #1e293b;
}

.smsfb-field-group input:focus,
.smsfb-field-group textarea:focus,
.smsfb-field-group select:focus {
    outline: none;
    border-color: #6366f1;
    background: #fff;
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
    transform: translateY(-1px);
}

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

.smsfb-submit-btn {
    width: 100%;
    padding: 14px 28px;
    background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
    color: white;
    border: none;
    border-radius: 14px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.2);
}

.smsfb-submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(99, 102, 241, 0.35);
    background: linear-gradient(135deg, #4f46e5 0%, #4338ca 100%);
}

.smsfb-form-footer {
    margin-top: 40px;
    padding-top: 24px;
    border-top: 1px solid #f1f5f9;
}

.smsfb-form-nav {
    display: flex;
    justify-content: space-between;
    gap: 16px;
}

.smsfb-prev-btn, .smsfb-next-btn {
    padding: 12px 28px;
    border-radius: 12px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 14px;
    border: none;
}

.smsfb-prev-btn {
    background: #f8fafc;
    color: #64748b;
    border: 1px solid #e2e8f0;
}

.smsfb-prev-btn:hover {
    background: #f1f5f9;
    color: #1e293b;
    border-color: #cbd5e1;
}

.smsfb-next-btn {
    background: #6366f1;
    color: white;
    margin-left: auto;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.15);
}

.smsfb-next-btn:hover {
    background: #4f46e5;
    transform: translateX(2px);
    box-shadow: 0 6px 15px rgba(99, 102, 241, 0.25);
}

.smsfb-step-title {
    margin-top: 0;
    margin-bottom: 24px;
    font-size: 18px;
    font-weight: 700;
}

.smsfb-radio-group, .smsfb-checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.smsfb-radio-group label, .smsfb-checkbox-group label {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
    font-size: 14px;
    cursor: pointer;
}

.smsfb-submit-btn:active {
    transform: translateY(0);
}

/* Success Message */
.smsfb-success-message {
    text-align: center;
    padding: 60px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.smsfb-success-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    box-shadow: 0 10px 25px -5px rgba(16, 185, 129, 0.4);
    animation: smsfbScaleCheck 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

@keyframes smsfbScaleCheck {
    from { transform: scale(0); rotate: -45deg; }
    to { transform: scale(1); rotate: 0deg; }
}

.smsfb-success-icon .dashicons {
    font-size: 40px;
    width: 40px;
    height: 40px;
}

.smsfb-success-message h3 {
    font-size: 24px;
    font-weight: 800;
    color: #1e293b;
    margin-bottom: 8px;
}

.smsfb-message-content {
    color: #64748b;
    font-size: 16px;
    line-height: 1.6;
    max-width: 400px;
    margin: 0 auto 32px !important;
}

/* Premium Reset Button */
.smsfb-reset-form {
    background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
    color: white !important;
    border: none !important;
    padding: 12px 28px !important;
    border-radius: 12px !important;
    font-size: 15px !important;
    font-weight: 600 !important;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.25);
    text-decoration: none;
    outline: none;
}

.smsfb-reset-form:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.4);
    background: linear-gradient(135deg, #4f46e5 0%, #4338ca 100%);
}

.smsfb-reset-form:active {
    transform: translateY(0);
}

.smsfb-error-msg {
    color: #ef4444;
    font-size: 12px;
    margin-top: 6px;
    height: 16px;
}

/* Loader */
.smsfb-loader {
    display: none;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
    position: absolute;
}

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

.smsfb-submitting .btn-text {
    visibility: hidden;
}

.smsfb-submitting .smsfb-loader {
    display: block;
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .smsfb-form-container {
        padding: 30px 20px;
        margin: 10px;
        border-radius: 12px;
    }
    
    .smsfb-submit-btn {
        padding: 12px 20px;
        font-size: 15px;
    }
}

@media (max-width: 480px) {
    .smsfb-form-container {
        padding: 24px 16px;
    }
    
    .smsfb-progress-info {
        flex-direction: column;
        gap: 4px;
        align-items: flex-start;
    }
    
    .smsfb-field-group label {
        font-size: 13px;
    }
    
    .smsfb-field-group input, 
    .smsfb-field-group textarea, 
    .smsfb-field-group select {
        font-size: 14px;
        padding: 10px 14px;
    }
}