.features-section {
    padding: 60px 20px;
    background: #fff;
}

.features-container {
    max-width: 1200px;
    margin: auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.feature-card {
    background: #ffffff;
    border: 1px solid #cdcbcb;
    border-radius: 16px;
    padding: 35px 20px;
    text-align: center;
    transition: 0.3s ease;
}

.feature-card img {
    width: 55px;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 10px;
}

.feature-card p {
    font-size: 15px;
    color: #555;
    line-height: 1.6;
}

.feature-card:hover {
    box-shadow: 0 12px 30px rgba(0,0,0,0.1);
    transform: translateY(-6px);
}

/* 🔹 Tablet */
@media (max-width: 992px) {
    .features-container {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* 🔹 Mobile */
@media (max-width: 576px) {
    .features-container {
        grid-template-columns: 1fr;
    }
}



/* Cards */

.test-card {
    background: #fff;
    border-radius: 18px;
    padding: 20px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.06);
    transition: transform .3s;
}

.test-card:hover {
    transform: translateY(-6px);
}

.test-header {
    background: linear-gradient(90deg, #0057d9, #007bff);
    color: #fff;
    padding: 12px;
    border-radius: 12px;
    text-align: center;
    font-weight: 600;
    height: 70px;
    margin-bottom: 15px;
}

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

.test-features li {
    font-size: 16px;
    font-weight: 400;
    margin-bottom: 8px;
    color: #333;
}

.price-box {
    border-top: 1px solid #eee;
    margin-top: 15px;
    padding-top: 15px;
}

.old-price {
    text-decoration: line-through;
    color: #999;
    font-size: 14px;
}

.discount {
    background: #dc3545;
    color: #fff;
    font-size: 12px;
    padding: 3px 8px;
    border-radius: 6px;
    margin-left: 8px;
}

.final-price {
    font-size: 22px;
    font-weight: 700;
    color: #0057d9;
    margin-top: 5px;
}
.btn-view {
    position: relative;
    overflow: visible;
    animation: viewGlow 2.5s infinite;
    border: 1px solid #004999;
    border-radius: 25px;
}

@keyframes viewGlow {
    0% {
        box-shadow: 0 0 0 rgba(13,110,253,0);
    }
    50% {
        box-shadow: 0 0 12px rgba(13,110,253,0.4);
    }
    100% {
        box-shadow: 0 0 0 rgba(13,110,253,0);
    }
}
.btn-book {
    position: relative;
    overflow: visible;
    animation: bookPulse 1.6s infinite;
    background: linear-gradient(90deg, #007bff, #004999);
    color: white;
    border-radius: 25px;
}

@keyframes bookPulse {
    0% {
        box-shadow: 0 0 0 rgba(25,135,84,0);
        transform: scale(1);
    }
    50% {
        box-shadow: 0 0 18px rgba(25,135,84,0.6);
        transform: scale(1.04);
    }
    100% {
        box-shadow: 0 0 0 rgba(25,135,84,0);
        transform: scale(1);
    }
}


/* Discount section */
.offer-banner {
    background: linear-gradient(90deg, #0057d9, #007bff);
    border-radius: 22px;
    padding: 32px 36px;
    color: white;
    box-shadow: 0 12px 40px rgba(0,0,0,0.18);

    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
}

/* LEFT CONTENT */
.offer-content {
    max-width: 65%;
}

.offer-banner h3 {
    font-weight: 700;
    margin-bottom: 10px;
    font-size: 26px;
}

/* BIGGER P TAG */
.offer-text {
    font-size: 17px;
    line-height: 1.6;
    opacity: 0.95;
}

/* RIGHT BUTTONS */
.offer-actions {
    display: flex;
    gap: 16px;
    flex-shrink: 0;
}


/* BUTTON STYLES */
.whats-btn {
    background: #25D366;
    color: #fff;
    border-radius: 30px;
    padding: 14px 28px;
    font-weight: 600;
    white-space: nowrap;
}

.calls-btn {
    background-color: white;
    color: #0057d9;
    border-radius: 30px;
    padding: 14px 28px;
    font-weight: 600;
    white-space: nowrap;
}

/* BLINK ANIMATION – OUTSIDE ONLY
@keyframes blink-outside {
    0% {
        box-shadow: 0 0 0 0 rgba(255,255,255,0.3);
    }
    50% {
        box-shadow: 0 0 20px 6px rgba(255,255,255,0.9);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(255,255,255,0.3);
    }
}

.blink {
    animation: blink-outside 1.5s infinite;
} */
/* Base button */
.wave-btn {
    position: relative;
    z-index: 1;
    overflow: visible;
}

/* Wave ring */
.wave-btn::after {
    content: "";
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    border-radius: inherit;
    border: 2px solid rgba(255, 255, 255, 0.8);
    opacity: 0;
    animation: wave 1.6s infinite;
}

/* Wave animation */
@keyframes wave {
    0% {
        transform: scale(1);
        opacity: 0.9;
    }
    70% {
        transform: scale(1.25);
        opacity: 0;
    }
    100% {
        opacity: 0;
    }
}


/* MOBILE RESPONSIVE */
@media (max-width: 768px) {
    .offer-banner {
        text-align: center;
    }

    .offer-content {
        max-width: 100%; 
    }

    .offer-actions {
        width: 100%;
        justify-content: center;
        flex-wrap: wrap;
    }
}



/* health-sections.css - Exact Design Match with Screenshot */

/* ============================================ */
/* Common Section Styles */
/* ============================================ */
.section-header {
    max-width: 700px;
    margin: 0 auto;
    padding: 0 15px; 
}

.section-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: #000;
    margin-bottom: 1rem;
    line-height: 1.3;
}

.section-description {
    font-size: 1.3rem;
    color: #333;
    line-height: 1.6;
    margin-bottom: 0; 
}

/* ============================================ */
/* Health Concerns Section */
/* ============================================ */
.health-concerns-section {
    background-color: #fff;
    position: relative;
}

.health-concerns-section .position-relative {
    position: relative;
    padding: 0 55px;
}

/* Health Cards - Exact Screenshot Style */
.health-card {
    display: block;
    text-decoration: none;
    border-radius: 25px;
    padding: 1.75rem 1.5rem;
    min-height: 200px;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    border: none;
    height: 220px;
}

/* Decorative Background Circles */
.health-card::before {
    content: '';
    position: absolute;
    bottom: -30px;
    right: -30px;
    width: 150px;
    height: 150px;
    border-radius: 50%;
    background-color: rgba(0, 0, 0, 0.05);
    z-index: 1;
}

.health-card::after {
    content: '';
    position: absolute;
    bottom: 20px;
    right: 20px;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.3);
    z-index: 1;
}

.health-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.card-content {
    position: relative;
    z-index: 2;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.card-title {
    font-size: 2rem;
    font-weight: 600;
    color: #000;
    margin-bottom: 0.5rem;
    line-height: 1.3;
}

.card-icon {
    margin-top: auto;
    text-align: right;
    position: relative;
    z-index: 2;
}

.card-icon img {
    width: 70px;
    height: 70px;
    object-fit: contain;
    position: relative;
    z-index: 2;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

/* Card Color Variants - Exact Screenshot Colors */
.health-card-purple {
    background: linear-gradient(135deg, #bca0f5 0%, #d9cef0 100%);
}

.health-card-red {
    background: linear-gradient(135deg, #fbb9be 0%, #ffd8db 100%);
}

.health-card-blue {
    background: linear-gradient(135deg, #88c3fb 0%, #b8dcff 100%);
}

.health-card-green {
    background: linear-gradient(135deg, #9bf892 0%, #b5edb0 100%);
}

.health-card-orange {
    background: linear-gradient(135deg, #ffd4a3 0%, #ffe7c9 100%);
}

.health-card-pink {
    background: linear-gradient(135deg, #ffb3d9 0%, #ffd4ec 100%);
}

.health-card-cyan {
    background: linear-gradient(135deg, #a3e6f0 0%, #c9f5fa 100%);
}

.health-card-yellow {
    background: linear-gradient(135deg, #fff4a3 0%, #fffbc9 100%);
}

/* Carousel Controls - Exact Screenshot Style */
.carousel-control-prev-custom,
.carousel-control-next-custom {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: #0066cc;
    color: white;
    border: none;
    width: 45px;
    height: 45px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s ease;
}

.carousel-control-prev-custom:hover,
.carousel-control-next-custom:hover {
    background-color: #0052a3;
    transform: translateY(-50%) scale(1.05);
}

.carousel-control-prev-custom {
    left: 0;
}

.carousel-control-next-custom {
    right: 0;
}

/* ============================================ */
/* Vital Organs Section - Exact Screenshot Style */
/* ============================================ */
.vital-organs-section {
    background-color: #fffef0;
    position: relative;
}

.vital-organs-section .section-content {
    max-width: 100%;
}

.vital-organs-section .section-title {
    font-size: 3rem;
    font-weight: 700;
    color: #000;
}

.vital-organs-section .section-description {
    font-size: 2rem;
    color: #333;
    line-height: 1.6;
}

/* Button - Exact Screenshot Style */
.btn-view-tests {
    background-color: #0066cc;
    color: white;
    padding: 12px 32px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.9375rem;
    border: none;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.btn-view-tests:hover {
    background-color: #0052a3;
    transform: translateY(-2px);
    color: white;
}

/* Organ Cards - Exact Screenshot Style */
.organ-card {
    display: block;
    background-color: white;
    border: 2px solid #ddd;
    border-radius: 18px;
    padding: 1.5rem 1.25rem;
    text-align: center;
    text-decoration: none;
    transition: all 0.3s ease;
    min-height: 150px;
    position: relative;
}

.organ-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.organ-icon {
    margin-bottom: 0.75rem;
}

.organ-icon img {
    width: 65px;
    height: 65px;
    object-fit: contain;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.08));
}

.organ-title {
    font-size: 1rem;
    font-weight: 600;
    color: #000;
    margin: 0;
}

/* Organ Card Color Variants - Exact Screenshot Style */
.organ-card-blue {
    border-color: #8fc9ff;
}

.organ-card-blue:hover {
    border-color: #0066cc;
    background-color: #f5fbff;
}

.organ-card-red {
    border-color: #ffc4c8;
}

.organ-card-red:hover {
    border-color: #ff6b7a;
    background-color: #fff5f6;
}

.organ-card-purple {
    border-color: #c8b8e8;
}

.organ-card-purple:hover {
    border-color: #9370db;
    background-color: #f8f5ff;
}

.organ-card-green {
    border-color: #90e088;
}

.organ-card-green:hover {
    border-color: #4caf50;
    background-color: #f5fff4;
}

.organ-card-orange {
    border-color: #ffd4a3;
}

.organ-card-orange:hover {
    border-color: #ff9800;
    background-color: #fffbf5;
}

.organ-card-pink {
    border-color: #ffb3d9;
}

.organ-card-pink:hover {
    border-color: #e91e63;
    background-color: #fffbfd;
}

/* ============================================ */
/* Responsive Design - Mobile First */
/* ============================================ */

/* Large Desktop (1400px+) */
@media (min-width: 1400px) {
    .section-title {
        font-size: 2rem;
    }
    
    .health-card {
        min-height: 220px;
        padding: 2rem 1.75rem;
    }
    
    .card-icon img {
        width: 80px;
        height: 80px;
    }
    
    .organ-card {
        min-height: 160px;
    }
    
    .organ-icon img {
        width: 70px;
        height: 70px;
    }
}

/* Desktop (1200px - 1399px) */
@media (min-width: 1200px) and (max-width: 1399px) {
    .health-concerns-section .position-relative {
        padding: 0 50px;
    }
}

/* Laptop/Tablet Landscape (992px - 1199px) */
@media (max-width: 1199px) {
    .health-concerns-section .position-relative {
        padding: 0 50px;
    }
    
    .section-title {
        font-size: 1.625rem;
    }
    
    .health-card {
        min-height: 190px;
        padding: 1.5rem 1.25rem;
    }
    
    .card-icon img {
        width: 65px;
        height: 65px;
    }
    
    .organ-card {
        min-height: 145px;
    }
    
    .organ-icon img {
        width: 60px;
        height: 60px;
    }
}

/* Tablet Portrait (768px - 991px) */
@media (max-width: 991px) {
    .section-title {
        font-size: 1.5rem;
    }
    
    .section-description {
        font-size: 0.875rem;
    }
    
    .health-concerns-section .position-relative {
        padding: 0 45px;
    }
    
    .health-card {
        min-height: 180px;
        padding: 1.5rem 1rem;
    }
    
    .card-title {
        font-size: 1rem;
    }
    
    .card-icon img {
        width: 60px;
        height: 60px;
    }
    
    .carousel-control-prev-custom,
    .carousel-control-next-custom {
        width: 42px;
        height: 42px;
    }
    
    .vital-organs-section .section-content {
        text-align: center;
        margin-bottom: 2rem;
    }
    
    .organ-card {
        min-height: 140px;
        padding: 1.25rem 1rem;
    }
    
    .organ-icon img {
        width: 55px;
        height: 55px;
    }
    
    .organ-title {
        font-size: 0.9375rem;
    }
}

/* Mobile Landscape / Large Phone (576px - 767px) */
@media (max-width: 767px) {
    .section-header {
        margin-bottom: 2rem !important;
    }
    
    .section-title {
        font-size: 1.375rem;
    }
    
    .section-description {
        font-size: 0.8125rem;
    }
    
    .health-concerns-section .position-relative {
        padding: 0 40px;
    }
    
    .health-card {
        min-height: 165px;
        padding: 1.25rem 1rem;
        border-radius: 20px;
    }
    
    .card-title {
        font-size: 0.9375rem;
    }
    
    .card-icon img {
        width: 55px;
        height: 55px;
    }
    
    .carousel-control-prev-custom,
    .carousel-control-next-custom {
        width: 38px;
        height: 38px;
    }
    
    .carousel-control-prev-custom svg,
    .carousel-control-next-custom svg {
        width: 20px;
        height: 20px;
    }
    
    .organ-card {
        min-height: 130px;
        padding: 1.25rem 0.875rem;
        border-radius: 15px;
    }
    
    .organ-icon img {
        width: 50px;
        height: 50px;
    }
    
    .organ-title {
        font-size: 0.875rem;
    }
    
    .btn-view-tests {
        padding: 11px 28px;
        font-size: 0.875rem;
    }
}

/* Mobile Portrait (up to 575px) */
@media (max-width: 575px) {
    .section-title {
        font-size: 1.25rem;
    }
    
    .health-concerns-section .position-relative {
        padding: 0 38px;
    }
    
    .health-card {
        min-height: 155px;
        padding: 1.125rem 0.875rem;
    }
    
    .card-title {
        font-size: 2rem;
    }
    
    .card-icon img {
        width: 70px;
        height: 70px;
    }
    
    .carousel-control-prev-custom,
    .carousel-control-next-custom {
        width: 36px;
        height: 36px;
    }
    
    .organ-card {
        min-height: 120px;
        padding: 1rem 0.75rem;
    }
    
    .organ-icon img {
        width: 45px;
        height: 45px;
    }
    
    .organ-title {
        font-size: 0.8125rem;
    }
    
    .btn-view-tests {
        padding: 10px 24px;
        font-size: 0.8125rem;
    }
}

/* Small Mobile (up to 400px) */
@media (max-width: 400px) {
    .health-concerns-section .position-relative {
        padding: 0 35px;
    }
    
    .section-title {
        font-size: 1.125rem;
    }
    
    .section-description {
        font-size: 0.75rem;
    }
    
    .health-card {
        min-height: 145px;
        padding: 1rem 0.75rem;
    }
    
    .card-title {
        font-size: 1rem;
    }
    
    .card-icon img {
        width: 45px;
        height: 45px;
    }
    
    .carousel-control-prev-custom,
    .carousel-control-next-custom {
        width: 32px;
        height: 32px;
    }
    
    .carousel-control-prev-custom svg,
    .carousel-control-next-custom svg {
        width: 18px;
        height: 18px;
    }
    
    .organ-card {
        min-height: 110px;
        padding: 0.875rem 0.625rem;
    }
    
    .organ-icon img {
        width: 40px;
        height: 40px;
    }
    
    .organ-title {
        font-size: 0.75rem;
    }
}
@media (max-width: 376px) {
    .card-title {
        font-size: 1.5rem;
        margin-top: 20px;
    }
    .card-icon {
    margin-top: auto;
    text-align: right;
    position: relative;
    z-index: 2;
}

.card-icon img {
    width: 70px;
    height: 70px;
    object-fit: contain;
    position: relative;
    z-index: 2;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}
}

/* ============================================ */
/* Bootstrap Carousel Fix */
/* ============================================ */
.carousel-inner {
    overflow: visible;
}

.carousel-item {
    transition: transform 0.6s ease-in-out;
}

/* ============================================ */
/* Accessibility */
/* ============================================ */
.health-card:focus-visible,
.organ-card:focus-visible,
.btn-view-tests:focus-visible {
    outline: 3px solid #0066cc;
    outline-offset: 3px;
}

.carousel-control-prev-custom:focus-visible,
.carousel-control-next-custom:focus-visible {
    outline: 3px solid #0066cc;
    outline-offset: 2px;
}

/* ============================================ */
/* Print Styles */
/* ============================================ */
@media print {
    .carousel-control-prev-custom,
    .carousel-control-next-custom {
        display: none;
    }
    
    .health-card,
    .organ-card {
        page-break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ddd;
    }
}

/* ============================================ */
/* Reduced Motion */
/* ============================================ */
@media (prefers-reduced-motion: reduce) {
    .health-card,
    .organ-card,
    .carousel-control-prev-custom,
    .carousel-control-next-custom,
    .btn-view-tests {
        transition: none;
    }
    
    .carousel-item {
        transition: none;
    }
}



/* Review Section  */

.reviews-section {
    text-align: center;
    padding: 80px 0;
}

.reviews-section h2 {
    font-size: 34px;
    font-weight: 700;
}

.reviews-section .sub {
    color: #555;
    margin-bottom: 50px;
    font-size: 1.2rem;
}

/* WRAPPER */
.reviews-wrapper {
    overflow: hidden;
    width: 100%;
}

.reviews-track {
    display: flex;
    width: max-content;
    animation: infiniteScroll 35s linear infinite;
    
}
.reviews-track:hover {
    animation-play-state: paused;
}
.review-card {
    width: 450px;
    min-width: 320px;
    padding: 25px;
    margin-right: 30px;
    border-radius: 22px;
    background: #f9f9f9;
}

/* COLORS */
.review-card.pink { background: #fff1f1; }
.review-card.blue { background: #eef6ff; }
.review-card.green { background: #edfff0; }

/* HEADER */
.review-header {
    display: flex;
    align-items: center;
    gap: 12px;
}

.avatar {
    width: 44px;
    height: 44px;
    background: #7b4eff;
    color: white;
    border-radius: 50%;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}

.google-icon {
    margin-left: auto;
    width: 22px;
}

/* STARS */
.stars {
    margin: 15px 0;
    color: #ffc107;
}


/* BUTTON */
.review-btn {
    display: inline-block;
    margin-top: 50px;
    padding: 14px 34px;
    border-radius: 30px;
    border: 2px solid #0057d9;
    color: #0057d9;
    font-weight: 600;
    text-decoration: none;
}

/* ANIMATION */
@keyframes infiniteScroll {
    from {
        transform: translateX(0);
    }
    to {
        transform: translateX(-50%);
    }
}

/* MOBILE */
@media (max-width: 768px) {
    .review-card {
        min-width: 280px;
    }
}



/* health concern  */

    .tips-section {
        max-width: 1400px;
        margin: 60px auto;
        padding: 0 20px;
    }

    .carousel-container {
        position: relative;
        background: white;
        border-radius: 12px;
        box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
        overflow: hidden;
    }

    .carousel-header {
        background: linear-gradient(135deg, #0066cc 0%, #004999 100%);
        height: 6px;
    }

    .carousel-content {
        padding: 60px 80px;
        position: relative;
        min-height: 400px;
    }

    .tip-icon {
        display: flex;
        align-items: center;
        gap: 8px;
        margin-bottom: 24px;
    }

    .tip-icon-dot {
        width: 32px;
        height: 32px;
        background: linear-gradient(135deg, #e3f2ff 0%, #cce5ff 100%);
        border-radius: 50%;
    }

    .tip-icon-dot:nth-child(2) {
        width: 24px;
        height: 24px;
        opacity: 0.7;
    }

    .tip-title {
        font-size: 2.5rem;
        font-weight: 600;
        color: #0066cc;
        margin-bottom: 20px;
        line-height: 1.3;
    }

    .tip-description {
        font-size: 1.125rem;
        color: #666;
        line-height: 1.6;
        margin-bottom: 40px;
    }

    .author-info {
        display: flex;
        align-items: center;
        gap: 16px;
    }

    .author-avatar {
        width: 72px;
        height: 72px;
        background: linear-gradient(135deg, #0066cc 0%, #004999 100%);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        color: white;
        font-size: 32px;
        overflow: hidden;
    }

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

    .author-details {
        display: flex;
        flex-direction: column;
        gap: 6px;
    }

    .author-name {
        display: flex;
        align-items: center;
        gap: 8px;
        font-size: 1.125rem;
        font-weight: 600;
        color: #0066cc;
    }

    .verified-badge {
        width: 20px;
        height: 20px;
        background: #0066cc;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        color: white;
        font-size: 12px;
    }

    .author-date {
        display: flex;
        align-items: center;
        gap: 6px;
        color: #999;
        font-size: 0.95rem;
    }

    .calendar-icon {
        color: #0066cc;
        font-size: 14px;
    }

    /* Navigation Buttons */
    .nav-button {
        position: absolute;
        top: 50%;
        transform: translateY(-50%);
        width: 56px;
        height: 56px;
        background: #0066cc;
        border: none;
        border-radius: 50%;
        color: white;
        font-size: 24px;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
        transition: all 0.3s ease;
        z-index: 10;
        box-shadow: 0 4px 12px rgba(0, 102, 204, 0.3);
    }

    .nav-button:hover {
        background: #0052a3;
        transform: translateY(-50%) scale(1.1);
        box-shadow: 0 6px 16px rgba(0, 102, 204, 0.4);
    }

    .nav-button:active {
        transform: translateY(-50%) scale(0.95);
    }

    .nav-button.prev {
        left: 20px;
    }

    .nav-button.next {
        right: 20px;
    }

    .carousel-slide {
        display: none;
    }

    .carousel-slide.active {
        display: block;
        animation: fadeIn 0.5s ease;
    }

    @keyframes fadeIn {
        from {
            opacity: 0;
            transform: translateX(20px);
        }
        to {
            opacity: 1;
            transform: translateX(0);
        }
    }

    /* No tips message */
    .no-tips-message {
        text-align: center;
        padding: 80px 20px;
        color: #999;
    }

    .no-tips-message h3 {
        font-size: 1.5rem;
        margin-bottom: 10px;
        color: #666;
    }

    /* Responsive Design */
    @media (max-width: 1024px) {
        .carousel-content {
            padding: 50px 60px;
        }

        .tip-title {
            font-size: 2rem;
        }

        .nav-button {
            width: 48px;
            height: 48px;
            font-size: 20px;
        }
    }

    @media (max-width: 768px) {
        .carousel-content {
            padding: 40px 30px;
            min-height: 350px;
        }

        .tip-title {
            font-size: 1.75rem;
        }

        .tip-description {
            font-size: 1rem;
        }

        .nav-button {
            width: 44px;
            height: 44px;
            font-size: 18px;
        }

        .nav-button.prev {
            left: 15px;
        }

        .nav-button.next {
            right: 15px;
        }

        .author-avatar {
            width: 60px;
            height: 60px;
            font-size: 28px;
        }
    }

    @media (max-width: 480px) {
        .tips-section {
            padding: 0 10px;
            margin: 40px auto;
        }

        .carousel-content {
            padding: 30px 20px;
            min-height: 320px;
        }

        .tip-title {
            font-size: 1.5rem;
        }

        .tip-description {
            width: 80%;
            margin-left: 10%;
            font-size: 0.95rem;
            margin-bottom: 30px;
        }

        .nav-button {
            width: 40px;
            height: 40px;
            font-size: 16px;
        }

        .nav-button.prev {
            left: 5px;
        }

        .nav-button.next {
            right: 5px;
        }

        .author-info {
            gap: 12px;
        }

        .author-avatar {
            width: 50px;
            height: 50px;
            font-size: 24px;
        }

        .author-name {
            font-size: 1rem;
        }

        .author-date {
            font-size: 0.875rem;
        }
    }