:root {
    --ds-primary: #8FBC8F; /* Sage Green */
    --ds-primary-hover: #7ba67b;
    --ds-secondary: #E9E1D3; /* Warm Beige */
    --ds-bg: #FDFBF7; /* Ivory */
    --ds-text: #2C3E50;
    --ds-text-light: #5A6A7A;
    --ds-accent: #E07A5F; /* Terracotta soft */
    --ds-card-bg: #FFFFFF;
    --ds-border: rgba(143, 188, 143, 0.2);
    --ds-shadow: 0 10px 30px rgba(0,0,0,0.05);
    --ds-radius: 16px;
    --ds-font: 'Outfit', sans-serif;
}

.ds-quiz-wrapper {
    font-family: var(--ds-font);
    background-color: var(--ds-bg);
    color: var(--ds-text);
    padding: 2rem 1rem;
    min-height: 500px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.ds-quiz-container {
    background: var(--ds-card-bg);
    border: 1px solid var(--ds-border);
    border-radius: var(--ds-radius);
    box-shadow: var(--ds-shadow);
    max-width: 600px;
    width: 100%;
    padding: 3rem 2rem;
    position: relative;
    overflow: hidden;
}

.ds-screen {
    display: none;
    animation: fadeIn 0.5s ease;
}

.ds-screen.active {
    display: block;
}

.ds-title {
    font-size: 2rem;
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
    text-align: center;
    color: var(--ds-text);
}

.ds-title span {
    color: var(--ds-primary);
    font-style: italic;
    font-weight: 400;
}

.ds-subtitle {
    font-size: 1.1rem;
    color: var(--ds-text-light);
    text-align: center;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.ds-btn {
    display: inline-block;
    font-family: var(--ds-font);
    font-weight: 500;
    font-size: 1.1rem;
    padding: 1rem 2rem;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

.ds-btn-primary {
    background-color: var(--ds-primary);
    color: #fff;
    box-shadow: 0 4px 15px rgba(143, 188, 143, 0.4);
}

.ds-btn-primary:hover {
    background-color: var(--ds-primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(143, 188, 143, 0.5);
}

.ds-btn-primary:disabled {
    background-color: #ccc;
    box-shadow: none;
    cursor: not-allowed;
    transform: none;
}

.ds-btn-secondary {
    background-color: transparent;
    color: var(--ds-text-light);
    border: 1px solid #ddd;
}

.ds-btn-secondary:hover:not(:disabled) {
    background-color: var(--ds-secondary);
    color: var(--ds-text);
}

.ds-btn-secondary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

#ds-start-btn {
    display: block;
    margin: 0 auto;
    width: 60%;
}

.ds-pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(143, 188, 143, 0.4); }
    70% { box-shadow: 0 0 0 15px rgba(143, 188, 143, 0); }
    100% { box-shadow: 0 0 0 0 rgba(143, 188, 143, 0); }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Quiz Screen */
.ds-progress-bar {
    background: #eee;
    height: 6px;
    border-radius: 10px;
    margin-bottom: 0.5rem;
    overflow: hidden;
}

.ds-progress-fill {
    background: var(--ds-primary);
    height: 100%;
    width: 0%;
    transition: width 0.3s ease;
}

.ds-progress-text {
    font-size: 0.9rem;
    color: var(--ds-text-light);
    text-align: right;
    margin-bottom: 2rem;
}

.ds-question-text {
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: 2rem;
    text-align: center;
    line-height: 1.4;
}

.ds-options {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.ds-option {
    position: relative;
    cursor: pointer;
}

.ds-option input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.ds-option-text {
    display: block;
    padding: 1rem 1.5rem;
    background: var(--ds-bg);
    border: 2px solid var(--ds-secondary);
    border-radius: var(--ds-radius);
    transition: all 0.2s ease;
    font-size: 1.1rem;
    text-align: center;
    color: var(--ds-text);
}

.ds-option:hover .ds-option-text {
    border-color: var(--ds-primary);
    background: rgba(143, 188, 143, 0.05);
}

.ds-option input:checked ~ .ds-option-text {
    background: var(--ds-primary);
    border-color: var(--ds-primary);
    color: white;
    font-weight: 500;
    box-shadow: 0 4px 10px rgba(143, 188, 143, 0.3);
}

.ds-controls {
    display: flex;
    justify-content: space-between;
}

/* Email Screen */
.ds-icon-check {
    font-size: 4rem;
    text-align: center;
    margin-bottom: 1rem;
}

.ds-email-box {
    background: var(--ds-secondary);
    padding: 2rem;
    border-radius: var(--ds-radius);
    text-align: center;
    margin-top: 2rem;
}

.ds-email-box p {
    font-size: 1rem;
    margin-bottom: 1.5rem;
}

.ds-input-group {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

#ds-email-input {
    padding: 1rem;
    border: 1px solid #ccc;
    border-radius: 50px;
    font-size: 1.1rem;
    font-family: var(--ds-font);
    outline: none;
    transition: border 0.3s;
}

#ds-email-input:focus {
    border-color: var(--ds-primary);
    box-shadow: 0 0 0 3px rgba(143, 188, 143, 0.2);
}

.ds-error {
    color: var(--ds-accent);
    font-size: 0.9rem;
    margin-top: 1rem;
    display: none;
}

/* Results Content */
.ds-results-content h2 {
    color: var(--ds-text);
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.ds-results-content h3 {
    color: var(--ds-primary);
    font-size: 1.3rem;
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
}

.ds-results-content p {
    line-height: 1.6;
    margin-bottom: 1rem;
    color: var(--ds-text-light);
    font-size: 1.05rem;
}

.ds-results-content hr {
    border: none;
    border-top: 1px solid #eee;
    margin: 2rem 0;
}

.ds-results-content strong {
    color: var(--ds-text);
}

@media (min-width: 600px) {
    .ds-input-group {
        flex-direction: row;
    }
    #ds-email-input {
        flex: 1;
    }
}