* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: #ffffff;
    color: #000000;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: flex-start;
}

.app-container {
    width: 100%;
    max-width: 500px;
    padding: 20px;
    text-align: center;
}

.header {
    width: 100%;
    margin-bottom: 10px;
}

.logo-container {
    margin-bottom: 10px;
}

.logo {
    width: 130px;
    height: auto;
}

.progress-wrapper {
    width: 100%;
    margin-top: 5px;
}

.progress-bar {
    width: 100vw;
    height: 6px;
    background-color: #F1F5F9;
    margin-left: calc(-50vw + 50%);
    position: relative;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background-color: #6486D3; /* A bit lighter blue like in screenshot */
    width: 0%;
    transition: width 0.3s ease;
}

.step-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 20px;
}

.back-button {
    font-size: 18px;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 10px;
    color: #000000;
}

.back-button svg {
    margin-top: 1px;
}

.step-counter {
    font-size: 32px;
    font-weight: 400;
    text-align: right;
}

.step-counter span:first-child {
    font-weight: 700;
}

.quiz-step {
    display: none;
}

.quiz-step.active {
    display: block;
}

.question {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 40px;
    letter-spacing: -0.5px;
    margin-top: 20px;
}

.question.small-margin {
    margin-bottom: 25px;
}

.question.align-left {
    text-align: left;
    margin-bottom: 30px;
    font-size: 24px;
    line-height: 1.3;
}

.question.no-margin {
    margin-bottom: 10px;
}

.subtitle {
    text-align: left;
    font-size: 16px;
    color: #4B5563;
    margin-bottom: 25px;
}

.visual-container {
    padding: 20px 0;
    display: flex;
    justify-content: center;
    margin-bottom: 20px;
}

.social-image {
    width: 100%;
    max-width: 380px;
    height: auto;
}

.edu-image {
    width: 100%;
    max-width: 450px;
    height: auto;
    border-top-left-radius: 60px;
}

.anatomy-image {
    width: 100%;
    max-width: 450px;
    height: auto;
    border-top-left-radius: 60px;
    border-bottom-right-radius: 60px;
}

.content-text {
    text-align: left;
    margin-bottom: 30px;
}

.content-text p {
    font-size: 1.05rem;
    line-height: 1.6;
    color: #4a4a4a;
    margin-bottom: 20px;
}

/* Step 17: Measurements Styles */
.unit-switcher {
    display: flex;
    background: #f1f1f1;
    border-radius: 50px;
    padding: 4px;
    margin: 20px 0 30px;
    width: fit-content;
}

.unit-btn {
    border: none;
    background: transparent;
    padding: 10px 25px;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    color: #666;
}

.unit-btn.active {
    background: #73f0d0; /* Match the teal color in screenshot */
    color: #1a1a1a;
}

.unit-btn .check-icon {
    font-weight: bold;
}

.measurements-container {
    display: flex;
    flex-direction: column;
    gap: 25px;
    margin-bottom: 30px;
}

.measurement-field {
    text-align: left;
}

.label-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    font-weight: 500;
    color: #1a1a1a;
}

.value-display {
    color: #4163B0;
    font-weight: 600;
}

.slider-wrapper {
    position: relative;
    padding: 10px 0;
}

.premium-slider {
    -webkit-appearance: none;
    width: 100%;
    height: 62px;
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    outline: none;
    cursor: pointer;
}

.premium-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 4px;
    height: 40px;
    background: #4163B0;
    border-radius: 2px;
    cursor: pointer;
    box-shadow: 0 0 10px rgba(65, 99, 176, 0.3);
}

.premium-slider::-moz-range-thumb {
    width: 4px;
    height: 40px;
    background: #4163B0;
    border-radius: 2px;
    cursor: pointer;
    border: none;
}

.privacy-note {
    display: flex;
    gap: 15px;
    background: #f9f9f9;
    padding: 15px;
    border-radius: 12px;
    margin-bottom: 30px;
}

.privacy-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    opacity: 0.6;
}

.privacy-note p {
    font-size: 0.85rem;
    color: #666;
    line-height: 1.4;
    text-align: left;
    margin: 0;
}

/* Step 18: Graph Styles */
.graph-card {
    background: #fff;
    border: 1px solid #eee;
    border-radius: 20px;
    padding: 15px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    margin-bottom: 25px;
}

.graph-image {
    width: 100%;
    height: auto;
    border-radius: 10px;
}

/* Step 21: Expert Card Styles */
.expert-card {
    background: #f4f6fc;
    border-radius: 24px;
    overflow: hidden;
    margin-bottom: 25px;
    text-align: left;
}

.expert-image {
    width: 100%;
    height: auto;
    display: block;
}

.expert-info {
    padding: 20px 25px;
}

.expert-info h3 {
    font-size: 1.25rem;
    color: #1a1a1a;
    margin-bottom: 8px;
    font-weight: 700;
}

.expert-info p {
    font-size: 0.9rem;
    color: #4163B0;
    line-height: 1.5;
    margin: 0;
}

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 30px;
}

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

.dot.active {
    background: #4163B0;
}

/* Step 22: Analysis Screen Styles */
.analysis-card {
    background: #fff;
    border-radius: 20px;
    padding: 25px 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    text-align: center;
    max-width: 400px;
    margin: -65px auto 0; /* Move it up significantly */
}

.radial-loader-container {
    position: relative;
    width: 160px; /* Slightly smaller to save space */
    height: 160px;
    margin: 25px auto;
}

.radial-svg {
    width: 100%;
    height: 100%;
    transform: rotate(-90deg);
}

.radial-bg {
    fill: none;
    stroke: #eef2ff;
    stroke-width: 8;
}

.radial-fill {
    fill: none;
    stroke: #4163B0;
    stroke-width: 8;
    stroke-linecap: round;
    stroke-dasharray: 283;
    stroke-dashoffset: 283;
    transition: stroke-dashoffset 0.1s linear;
}

.radial-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 2.5rem;
    font-weight: 700;
    color: #4163B0;
}

.analysis-checklist {
    text-align: left;
    max-width: 250px;
    margin: 0 auto;
}

.check-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    font-size: 1.1rem;
    color: #1a1a1a;
    border-bottom: 1px solid #f0f0f0;
    transition: all 0.3s ease;
}

.check-item:last-child {
    border-bottom: none;
}

.status-icon {
    width: 20px;
    height: 20px;
    border-radius: 4px;
    border: 1px solid #ddd;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.check-item.completed {
    color: #4163B0;
}

.check-item.completed .status-icon {
    background: #73f0d0;
    border-color: #73f0d0;
}

.check-item.completed .status-icon::after {
    content: "✓";
    color: #1a1a1a;
    font-size: 14px;
    font-weight: bold;
}

.footer-actions {
    margin-top: 40px;
    width: 100%;
}

.btn-primary {
    width: 100%;
    background-color: #4163B0;
    color: #ffffff;
    border: none;
    padding: 18px;
    border-radius: 10px;
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.btn-primary:hover {
    background-color: #355296;
}

.btn-primary.disabled {
    background-color: #E5E7EB;
    color: #9CA3AF;
    cursor: not-allowed;
    pointer-events: none;
}

.option-card.selected {
    border-color: #4163B0;
    background-color: #F8FAFF;
    border-width: 2px;
}

.gender-options {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.gender-card {
    background: #ffffff;
    border-radius: 12px;
    overflow: hidden;
    width: 180px;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.gender-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

.gender-image-container {
    width: 100%;
    aspect-ratio: 1/1;
    overflow: hidden;
    background-color: #f8f9fa;
}

.gender-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.gender-label {
    background-color: #4163B0;
    color: #ffffff;
    padding: 15px 0;
    font-weight: 700;
    font-size: 16px;
    letter-spacing: 1px;
}

@media (max-width: 480px) {
    .app-container {
        padding: 15px;
    }

    .question {
        font-size: 26px;
    }
    
    .gender-card {
        width: calc(50% - 10px);
    }
    
    .gender-options {
        gap: 15px;
    }
}

/* Option Cards (Step 2+) */
.options-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.option-card {
    background: #ffffff;
    border: 1px solid #D1DBFF;
    border-radius: 12px;
    padding: 22px 20px;
    text-align: left;
    font-size: 18px;
    font-weight: 400;
    cursor: pointer;
    transition: all 0.2s ease;
}

.option-card:hover {
    background-color: #F8FAFF;
    border-color: #4163B0;
    transform: translateX(5px);
}

/* Step 23: Results Summary Styles */
.results-cards {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-top: 20px;
}

.summary-card {
    background: #ffffff;
    border-radius: 16px;
    padding: 25px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    text-align: left;
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.summary-card.metabolic,
.summary-card.bmi {
    flex-direction: column;
    align-items: center;
}

.card-icon img {
    width: 45px;
    height: 45px;
}

.card-header-icon img {
    width: 50px;
    height: 50px;
    margin-bottom: 10px;
}

.card-content h3 {
    font-size: 1.1rem;
    color: #1a1a1a;
    margin-bottom: 8px;
}

.card-content p {
    font-size: 0.95rem;
    color: #666;
    line-height: 1.5;
}

.card-content-full h3 {
    text-align: center;
    margin-bottom: 15px;
}

.hero-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1a1a1a;
    text-align: center;
    margin-bottom: 15px;
}

.warning-alert {
    background: #FFEBEE;
    color: #C62828;
    padding: 12px 15px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.85rem;
    line-height: 1.4;
}

.warning-alert img {
    width: 20px;
    height: 20px;
}

.bmi-display {
    width: 100%;
    margin-top: 20px;
}

.bmi-popover {
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 12px;
    padding: 10px 20px;
    width: fit-content;
    margin: 0 auto 10px;
    text-align: center;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
}

.bmi-num {
    font-size: 1.5rem;
    font-weight: 700;
}

.bmi-label {
    font-size: 0.8rem;
    color: #666;
    margin-left: 5px;
}

.bmi-desc {
    display: block;
    font-size: 0.85rem;
    color: #1a1a1a;
    margin-top: 5px;
}

.bmi-track {
    height: 10px;
    background: linear-gradient(to right, #6ec6ff, #73f0d0, #ffeb3b, #ff9800, #f44336);
    border-radius: 5px;
    position: relative;
    margin: 30px 0 10px;
}

.bmi-pointer {
    position: absolute;
    top: -8px;
    width: 20px;
    height: 20px;
    background: #fff;
    border: 4px solid #4163B0;
    border-radius: 50%;
    transform: translateX(-50%);
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

.bmi-legend {
    display: flex;
    justify-content: space-between;
    padding: 0 5px;
    color: #666;
    font-size: 0.85rem;
}
/* Step 24: Projection Graph Styles */
.projection-graph-container {
    margin: 30px 0;
}

.graph-box {
    background: #fff;
    border-radius: 20px;
    padding: 60px 20px 20px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
    position: relative;
    border: 1px solid #eee;
}

.tooltip {
    position: absolute;
    background: #FFEBEE;
    color: #D32F2F;
    padding: 6px 14px;
    border-radius: 12px;
    font-size: 0.85rem;
    box-shadow: 0 4px 10px rgba(211, 47, 47, 0.15);
    display: flex;
    flex-direction: column;
    align-items: center;
    z-index: 2;
}

.tooltip.left {
    top: -10px;
    left: 20px;
}

.tooltip.right {
    top: 50px;
    right: 20px;
    background: #E3F2FD;
    color: #4163B0;
    box-shadow: 0 4px 10px rgba(65, 99, 176, 0.15);
}

.tip-label {
    font-size: 0.75rem;
    opacity: 0.8;
}

.tip-val {
    font-weight: 700;
}

.projection-svg {
    width: 100%;
    height: auto;
    overflow: visible;
}

.curve-path {
    fill: none;
    stroke: #4163B0;
    stroke-width: 4;
    stroke-linecap: round;
}

.point {
    fill: #fff;
    stroke-width: 3;
}

.point.today {
    stroke: #D32F2F;
}

.point.target {
    stroke: #4163B0;
}

.graph-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 15px;
    color: #999;
    font-size: 0.85rem;
}

.maintain-text {
    font-size: 0.75rem;
    color: #1a1a1a;
    font-weight: 600;
}

.prediction-box {
    background: #EEF2FF;
    border-radius: 16px;
    padding: 20px;
    display: flex;
    gap: 15px;
    align-items: center;
    text-align: left;
}

.prediction-icon img {
    width: 30px;
    height: 30px;
}

.prediction-content p {
    font-size: 0.95rem;
    color: #1a1a1a;
    line-height: 1.4;
    margin: 0;
}

.highlight-red {
    color: #D32F2F;
    font-weight: 700;
}

.title-center {
    text-align: center;
}

.subtitle.center {
    text-align: center;
}

/* Sales Page Styles */
#step-sales-page {
    background: #fff;
    color: #1a1a1a;
    padding: 0;
    max-width: 100%;
}

.sales-header {
    background: #fff;
    text-align: center;
}

.countdown-banner {
    background: #ffe6e6;
    color: #d0021b;
    padding: 10px;
    font-size: 0.9rem;
    font-weight: 600;
}

.countdown-banner .timer img {
    height: 16px;
    vertical-align: middle;
    margin-right: 4px;
}

.logo-container {
    padding: 20px;
}

.logo {
    height: 30px;
}

.sales-title {
    font-size: 1.8rem;
    text-align: center;
    padding: 0 20px;
    margin-top: 10px;
    color: #1a1a1a;
}

.program-summary-box {
    margin: 20px;
    padding: 20px;
    background: #f0f4ff;
    border-radius: 15px;
}

.program-summary-box h2 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: #00214a;
    text-align: center;
}

.summary-details {
    margin-bottom: 20px;
}

.detail-row {
    margin-bottom: 8px;
    font-size: 1rem;
}

.weekly-plan {
    background: #fff;
    border-radius: 12px;
    padding: 15px;
}

.week-item {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid #f0f0f0;
}

.week-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.week-num {
    width: 32px;
    height: 32px;
    background: #4ab88b;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    flex-shrink: 0;
}

.week-num.lock {
    background: #fff6e6;
}

.week-num.lock img {
    width: 20px;
}

.week-info {
    font-size: 0.95rem;
}

.week-info strong {
    display: block;
    color: #1a1a1a;
}

.week-info span {
    color: #666;
}

.features-box {
    margin: 20px;
}

.features-list {
    list-style: none;
    padding: 0;
}

.features-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    font-size: 1rem;
}

.features-list li img {
    width: 20px;
}

.pricing-section {
    padding: 20px;
    background: #fdfdfd;
}

.pricing-section h2 {
    text-align: center;
    margin-bottom: 20px;
}

.lifetime-plan-card {
    border: 3px solid #4ab88b;
    border-radius: 15px;
    padding: 20px;
    position: relative;
    background: #fff;
    box-shadow: 0 10px 20px rgba(74, 184, 139, 0.1);
}

.plan-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: #4ab88b;
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: bold;
}

.plan-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.plan-name {
    display: flex;
    align-items: center;
    gap: 12px;
}

.radio-checked {
    width: 24px;
    height: 24px;
    background: #4ab88b;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.radio-checked::after {
    content: '';
    width: 10px;
    height: 10px;
    background: white;
    border-radius: 50%;
}

.old-price {
    display: block;
    text-decoration: line-through;
    color: #999;
    font-size: 0.9rem;
}

.plan-price {
    text-align: right;
}

.price-val {
    display: block;
    font-size: 1.5rem;
    font-weight: 800;
    color: #1a1a1a;
}

.price-label {
    font-size: 0.8rem;
    color: #666;
}

.plan-discount-tag {
    background: #ff4d4d;
    color: white;
    display: inline-block;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.8rem;
    margin-top: 10px;
    font-weight: 600;
}

.checkout-actions {
    margin-top: 25px;
}

.terms-label {
    display: flex;
    gap: 10px;
    font-size: 0.85rem;
    color: #666;
    margin-bottom: 15px;
}

.buy-btn {
    width: 100%;
    background: #485ab0;
    color: white;
    border: none;
    border-radius: 12px;
    padding: 18px;
    font-size: 1.2rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(72, 90, 176, 0.3);
}

.buy-btn:hover {
    background: #3a4a8f;
    transform: translateY(-2px);
}

.trust-footer {
    text-align: center;
    margin-top: 20px;
}

.trust-text {
    font-size: 0.8rem;
    font-weight: bold;
    color: #1a1a1a;
    margin-bottom: 10px;
}

.safe-img {
    max-width: 250px;
    margin: 0 auto;
}

.testimonials-section {
    padding: 40px 20px;
    background: #f9f9f9;
}

.testimonial-slider {
    position: relative;
    max-width: 100%;
    margin-top: 20px;
}

.testimonial-track {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none;  /* IE and Edge */
    gap: 15px;
}

.testimonial-track::-webkit-scrollbar {
    display: none; /* Chrome, Safari and Opera */
}

.testimonial-card {
    min-width: 100%;
    scroll-snap-align: center;
    background: white;
    padding: 20px;
    border-radius: 15px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
    text-align: center;
    box-sizing: border-box;
}

.testimonial-img {
    width: 100%;
    border-radius: 15px;
    margin-bottom: 15px;
    object-fit: cover;
}

.stars {
    color: #FFB300;
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.testimonial-text {
    font-size: 0.95rem;
    line-height: 1.5;
    color: #333;
    margin-top: 10px;
    padding: 0 10px;
}

.testimonial-pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 20px;
}

.testimonial-dot {
    width: 8px;
    height: 8px;
    background: #ccc;
    border-radius: 50%;
    cursor: pointer;
    transition: background 0.3s;
}

.testimonial-dot.active {
    background: #485ab0;
}

.as-featured-in {
    padding: 30px;
    text-align: center;
    color: #999;
}

.featured-logos {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 15px;
    font-weight: bold;
    opacity: 0.6;
}

@media (max-width: 480px) {
    .sales-title {
        font-size: 1.5rem;
    }
    .price-val {
        font-size: 1.3rem;
    }
}

/* Additional Sales Page Components */
.featured-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
    padding: 20px;
    background: #f8f9fc;
    border-top: 1px solid #eee;
    border-bottom: 1px solid #eee;
}

.featured-logos img {
    height: 25px;
    opacity: 0.8;
}

.how-it-works-section {
    padding: 40px 20px;
    text-align: center;
}

.how-it-works-section h2 {
    font-size: 1.6rem;
    margin-bottom: 30px;
    color: #1a1a1a;
}

.step-card {
    background: #f0f4ff;
    border-radius: 12px;
    padding: 15px 20px;
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
    text-align: left;
}

.step-badge {
    width: 36px;
    height: 36px;
    background: #4ab88b;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.sample-session-section {
    padding: 40px 20px;
    background: #fff;
    text-align: center;
}

.audio-player-card {
    background: #f7f9ff;
    border-radius: 15px;
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 20px;
    max-width: 400px;
    margin: 20px auto;
    text-align: left;
}

.play-btn-circle {
    width: 60px;
    height: 60px;
    background: #485ab0;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    flex-shrink: 0;
}

.play-btn-circle img {
    width: 30px;
}

.audio-info h3 {
    font-size: 1rem;
    margin-bottom: 10px;
    color: #485ab0;
}

.progress-container {
    width: 100%;
}

.progress-bar-bg {
    width: 100%;
    height: 4px;
    background: #ddd;
    border-radius: 2px;
    margin-bottom: 5px;
}

.progress-bar-fill {
    width: 0%;
    height: 100%;
    background: #485ab0;
    border-radius: 2px;
    transition: width 0.1s linear;
}

.time-info {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: #999;
}

.faq-section {
    padding: 40px 20px;
    background: #fdfdfd;
}

.faq-item {
    margin-bottom: 15px;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: 20px;
    border: none;
    background: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1rem;
    font-weight: 600;
    color: #1a1a1a;
    text-align: left;
    cursor: pointer;
}

.faq-question img {
    width: 20px;
    transition: transform 0.3s;
}

.faq-item.active .faq-question img {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
    padding: 0 20px;
}

.faq-item.active .faq-answer {
    max-height: 200px;
    padding-bottom: 20px;
}

.faq-answer p {
    font-size: 0.95rem;
    color: #666;
    line-height: 1.5;
}

.guarantee-section {
    padding: 40px 20px;
}

.guarantee-box {
    border: 2px solid #e0e0e0;
    border-radius: 15px;
    padding: 30px 20px;
    text-align: center;
}

.guarantee-icon {
    margin-bottom: 15px;
}

.guarantee-icon img {
    width: 50px;
}

.guarantee-box h2 {
    font-size: 1.2rem;
    margin-bottom: 15px;
    color: #1a1a1a;
}

.guarantee-box p {
    font-size: 0.9rem;
    color: #666;
    line-height: 1.5;
}

.bottom-features {
    padding-bottom: 100px;
}

/* Step 18 Graph */
.journey-graph-container {
    background: #ffffff;
    border-radius: 20px;
    padding: 25px;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.05);
    width: 100%;
    position: relative;
    border: 1px solid #f0f0f0;
}

.journey-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 30px;
    color: #1a1a1a;
    text-align: center;
}

.plot-area {
    position: relative;
    height: 180px;
    width: 100%;
    margin-bottom: 10px;
}

.grid-line {
    position: absolute;
    left: 0;
    right: 0;
    height: 1px;
    background: #f0f0f0;
}

.lines-svg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
}

.graph-badge-tooltip {
    position: absolute;
    background: #1a1a1a;
    color: #ffffff;
    padding: 6px 14px;
    border-radius: 8px;
    font-size: 0.8rem;
    font-weight: 600;
    white-space: nowrap;
    z-index: 10;
}

.graph-badge-tooltip::after {
    content: "";
    position: absolute;
    bottom: -6px;
    left: 20px;
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-top: 6px solid #1a1a1a;
}

.x-axis {
    display: flex;
    justify-content: space-between;
    padding: 0 5px;
    font-size: 1rem;
    color: #666;
    margin-bottom: 25px;
    font-weight: 600;
}

.graph-legend-simple {
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: flex-start;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.95rem;
    color: #4a4a4a;
    font-weight: 500;
}

.sample-line {
    width: 45px;
    height: 6px;
    border-radius: 3px;
}

.sample-line.green {
    background: #28ca3e;
}

.sample-line.red {
    background: repeating-linear-gradient(
      90deg,
      #ba2e2e,
      #ba2e2e 8px,
      transparent 8px,
      transparent 12px
    );
}

.btn-primary:active {
    transform: scale(0.98);
}

/* Step 21: Expert Introduction Styles */
#step-expert {
    padding-bottom: 40px;
}

.title-center {
    text-align: center;
    margin-bottom: 25px;
}

.highlight-green {
    color: #48A185;
}

.expert-card-main {
    background: #ffffff;
    border: 1px solid #e1e8f5;
    padding: 25px 20px;
    margin-bottom: 30px;
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03);
}

.expert-intro-top {
    font-size: 0.85rem;
    color: #485ab0;
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 20px !important;
    text-align: center;
    line-height: 1.4;
}

.content-text-expert p {
    font-size: 0.95rem;
    line-height: 1.6;
    color: #333;
    margin-bottom: 15px;
    text-align: left;
}

.expert-profile {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 20px;
    width: 100%;
}

.expert-info {
    text-align: center;
    margin-bottom: 15px;
}

.expert-name {
    display: block;
    font-size: 1.35rem;
    font-weight: 700;
    color: #1a1a1a;
}

.expert-role {
    font-size: 1rem;
    color: #666;
}

.expert-avatar {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    overflow: hidden;
    margin-bottom: 25px;
    border: 4px solid #ffffff;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.expert-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Step 23 & 24 & 25: Results and Projection Styles */
.results-cards {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 30px;
}

.summary-card.candidate {
    display: flex;
    align-items: center;
    gap: 15px;
    background: #ffffff;
    padding: 20px;
    border-radius: 16px;
    border: 1px solid #e1e8f5;
    text-align: left;
}

.summary-card.candidate h3 {
    font-size: 1.1rem;
    margin-bottom: 5px;
    color: #1a1a1a;
}

.summary-card.candidate p {
    font-size: 0.9rem;
    color: #666;
    margin: 0;
}

.summary-card.metabolic {
    background: #ffffff;
    padding: 25px 20px;
    border-radius: 16px;
    border: 1px solid #e1e8f5;
    text-align: center;
}

.hero-value {
    font-size: 3rem;
    font-weight: 800;
    color: #1a1a1a;
    margin: 10px 0;
}

.warning-alert {
    display: flex;
    align-items: center;
    gap: 10px;
    background: #ffebee;
    padding: 10px 15px;
    border-radius: 8px;
    color: #c62828;
    font-size: 0.85rem;
    font-weight: 600;
    margin-top: 15px;
}

.summary-card.bmi {
    background: #ffffff;
    padding: 25px 20px;
    border-radius: 16px;
    border: 1px solid #e1e8f5;
}

.bmi-display {
    margin-top: 50px;
    position: relative;
}

.bmi-popover {
    position: absolute;
    top: -55px;
    left: 83.33%;
    transform: translateX(-50%);
    background: #1a1a1a;
    color: white;
    padding: 5px 10px;
    border-radius: 6px;
    display: flex;
    flex-direction: column;
    width: 80px;
    z-index: 5;
}

.bmi-popover::after {
    content: "";
    position: absolute;
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%);
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 5px solid #1a1a1a;
}

.bmi-num { font-weight: 800; font-size: 1.1rem; }
.bmi-label { font-size: 0.6rem; opacity: 0.7; }
.bmi-desc { font-size: 0.75rem; font-weight: 600; color: #E57373; }

.bmi-track {
    height: 8px;
    background: linear-gradient(90deg, #81c784 0%, #fff176 33%, #ffb74d 66%, #e57373 100%);
    border-radius: 4px;
}

.bmi-pointer {
    position: absolute;
    top: -2px;
    width: 12px;
    height: 12px;
    background: white;
    border: 3px solid #1a1a1a;
    border-radius: 50%;
    transform: translateX(-50%);
}

.bmi-legend {
    display: flex;
    justify-content: space-between;
    margin-top: 10px;
    font-size: 0.75rem;
    color: #999;
}

/* Projection Step Styles */
.projection-graph-container {
    padding: 25px 15px;
    background: #ffffff;
    border-radius: 20px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
    margin-bottom: 25px;
    border: 1px solid #f0f0f0;
}

.graph-box {
    position: relative;
    padding: 40px 0 20px 0;
}

.tooltip {
    position: absolute;
    background: #1a1a1a;
    color: white;
    padding: 5px 12px;
    border-radius: 6px;
    font-size: 0.85rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    z-index: 10;
}

.tooltip::after {
    content: "";
    position: absolute;
    bottom: -5px;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 5px solid #1a1a1a;
}

.tooltip.left { top: -10px; left: 10px; }
.tooltip.right { top: 60px; right: 10px; }

.projection-svg {
    width: 100%;
    height: 150px;
    overflow: visible;
}

.curve-path {
    fill: none;
    stroke: #48A185;
    stroke-width: 4;
    stroke-linecap: round;
}

.point { stroke: white; stroke-width: 2; }
.point.today { fill: #1a1a1a; }
.point.target { fill: #48A185; }

.graph-footer {
    display: flex;
    justify-content: space-between;
    margin-top: 15px;
    font-size: 0.85rem;
    font-weight: 600;
    color: #666;
}

.prediction-box {
    display: flex;
    align-items: center;
    gap: 15px;
}

.countdown-banner {
    background-color: #ffeef0;
    padding: 12px;
    text-align: center;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 10000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

#step-sales-page {
    padding-top: 60px; /* Space for the fixed banner */
}

.prediction-box {
    border: 1px solid #e1e8f5;
    text-align: left;
}

.developed-box {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: #f8fbff;
    padding: 15px 25px;
    border-radius: 50px;
    border: 1px solid #e1e8f5;
    margin-top: 10px;
    width: 100%;
}

.badge-icon {
    display: flex;
    align-items: center;
}

.badge-icon img {
    width: 22px;
    height: 22px;
}

.developed-box span {
    font-size: 0.9rem;
    font-weight: 600;
    color: #485ab0;
}

.slider-hint {
    font-size: 0.8rem;
    color: #94a3b8;
    margin-top: 8px;
    text-align: left;
    font-weight: 500;
}