* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background: linear-gradient(to bottom, #ffffff, #f5f5f5);
    color: #333;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    max-width: 500px;
    margin: 0 auto;
    padding: 20px;
    width: 100%;
    flex: 1;
}

header {
    text-align: center;
    padding: 30px 0 20px;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 15px;
}

.logo i {
    color: #ff4b6c;
    font-size: 32px;
}

h1 {
    color: #333;
    font-size: 28px;
    font-weight: 700;
}

.tagline {
    color: #777;
    font-size: 16px;
    margin-top: 5px;
}

.card {
    background: white;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    padding: 25px;
    margin-bottom: 20px;
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-3px);
}

.card-title {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
    color: #333;
    font-size: 18px;
    font-weight: 600;
}

.card-title i {
    color: #ff4b6c;
}

.option-group {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 15px;
}

.option {
    background: #f5f5f5;
    border: 2px solid transparent;
    border-radius: 30px;
    padding: 10px 15px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.option:hover {
    background: #ebebeb;
}

.option.selected {
    background: #ff4b6c;
    color: white;
    border-color: #ff4b6c;
}

.slider-container {
    margin: 20px 0;
}

.slider-label {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
    font-size: 14px;
    color: #555;
}

.slider {
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: #e0e0e0;
    outline: none;
    -webkit-appearance: none;
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #ff4b6c;
    cursor: pointer;
}

.slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #ff4b6c;
    cursor: pointer;
    border: none;
}

.btn {
    background: #ff4b6c;
    color: white;
    border: none;
    border-radius: 30px;
    padding: 15px 30px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-bottom: 10px;
}

.btn:hover {
    background: #e63950;
}

.btn:disabled {
    background: #cccccc;
    cursor: not-allowed;
}

.btn-secondary {
    background: white;
    color: #ff4b6c;
    border: 2px solid #ff4b6c;
}

.btn-secondary:hover {
    background: #ff4b6c;
    color: white;
}

.btn-back {
    background: #f5f5f5;
    color: #777;
    border: none;
}

.btn-back:hover {
    background: #ebebeb;
    color: #555;
}

.result-container {
    display: none;
    text-align: center;
}

.percentage {
    font-size: 72px;
    font-weight: 700;
    color: #ff4b6c;
    margin: 20px 0;
}

.feedback-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 15px;
    color: #333;
}

.feedback-list {
    text-align: left;
    margin-bottom: 20px;
}

.feedback-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 12px;
    font-size: 15px;
}

.feedback-item i {
    color: #ff4b6c;
    margin-top: 3px;
}

.cons-list {
    text-align: left;
    margin-top: 20px;
}

.cons-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 12px;
    font-size: 15px;
}

.cons-item i {
    color: #777;
    margin-top: 3px;
}

footer {
    text-align: center;
    padding: 20px;
    color: #777;
    font-size: 14px;
}

.heart {
    color: #ff4b6c;
}

.progress-bar {
    height: 6px;
    background: #e0e0e0;
    border-radius: 3px;
    margin-bottom: 30px;
    overflow: hidden;
}

.progress {
    height: 100%;
    background: #ff4b6c;
    width: 0%;
    transition: width 0.5s ease;
}

.section-indicator {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 20px;
}

.indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #e0e0e0;
}

.indicator.active {
    background: #ff4b6c;
}

.multi-select-hint {
    font-size: 12px;
    color: #777;
    margin-bottom: 10px;
    font-style: italic;
}

.share-download-container {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}

.share-download-container .btn {
    flex: 1;
}

.toast {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 12px 24px;
    border-radius: 30px;
    font-size: 14px;
    z-index: 1000;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.toast.show {
    opacity: 1;
}

.navigation-buttons {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}

.navigation-buttons .btn {
    flex: 1;
}

@media (max-width: 480px) {
    .container {
        padding: 15px;
    }
    
    .card {
        padding: 20px;
    }
    
    h1 {
        font-size: 24px;
    }
    
    .percentage {
        font-size: 60px;
    }
    
    .share-download-container {
        flex-direction: column;
    }
  }