.banner {
    position: relative;
    height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.banner-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url(../Images/banner/banner-book.webp);
    background-size: cover;
    background-position: bottom;
    background-attachment: fixed;
    filter: contrast(80%) brightness(40%);
    z-index: -1;
}

.banner-content {
    position: relative;
    text-align: center;
    color: var(--white);
    padding: 2rem;
    animation: fadeInUp 1s ease;
    max-width: 900px;
    z-index: 1;
}

.banner-title {
    color: white;
    font-size: 3.5rem;
    font-weight: bold;
    text-align: center;
    margin: 0;
}

.banner-subtitle {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.banner-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    border-radius: 10px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    display: inline-block;
    border: none;
    cursor: pointer;
    letter-spacing: 0.5px;
}

.btn-secondary {
    background: var(--book-btn-bg);
    color: var(--white);
}

.btn-secondary:hover {
    background: var(--book-btn-hover);
}

.btn-large {
    padding: 0.5rem 1.5rem;
    font-size: 1.2rem;
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 80px 20px;
}

/* Tours Container - Stacked Full Width Cards */
.tours-container,
.tours-grid {
    display: flex;
    flex-direction: column;
    gap: 50px;
}

/* Tour Card - Full Width with Horizontal Split */
.tour-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    min-height: 420px;
}

/* Carousel Section */
.tour-carousel {
    position: relative;
    background: #f5f5f5;
    overflow: hidden;
}

.carousel-images {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
}

.carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.6s ease-in-out;
}

.carousel-slide.active {
    opacity: 1;
}

.carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Carousel Navigation Buttons */
.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.95);
    border: none;
    color: #2c3e50;
    font-size: 32px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    z-index: 10;
    opacity: 0;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
}

.tour-carousel:hover .carousel-btn {
    opacity: 1;
}

.carousel-btn:hover {
    background: white;
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

.carousel-btn.prev {
    left: 20px;
}

.carousel-btn.next {
    right: 20px;
}

/* Carousel Dots */
.carousel-dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.carousel-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    border: 2px solid rgba(255, 255, 255, 0.8);
    cursor: pointer;
    transition: all 0.3s ease;
}

.carousel-dot:hover {
    background: rgba(255, 255, 255, 0.8);
    transform: scale(1.2);
}

.carousel-dot.active {
    background: white;
    width: 12px;
    height: 12px;
}

/* Tour Content Section */
.tour-content {
    padding: 35px 35px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.tour-header {
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid #f0f0f0;
}

.tour-title {
    font-size: 28px;
    color: var(--text-dark);
    margin-bottom: 12px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.tour-price {
    color: #e74c3c;
    font-size: 24px;
    font-weight: 700;
}

.price-unit {
    font-size: 16px;
    color: var(--text-muted);
    font-weight: 400;
}

/* Tour Details with Icons */
.tour-details {
    list-style: none;
    margin-bottom: 25px;
    padding: 0;
}

.tour-details li {
    padding: 10px 0;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 15px;
    line-height: 1.6;
}

.tour-details .icon {
    width: 20px;
    height: 20px;
    color: #3498db;
    flex-shrink: 0;
}

/* Language Section */
.language-section {
    margin-bottom: 20px;
}

.language-label {
    display: block;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 15px;
    font-size: 15px;
}

.language-options {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
}

.language-btn {
    padding: 12px;
    border: 2px solid var(--border-color);
    background: white;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 15px;
    font-weight: 600;
    color: var(--text-muted);
}

.language-btn:hover {
    border-color: #3498db;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(52, 152, 219, 0.15);
}

.language-btn.selected {
    background: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
    border-color: #3498db;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(52, 152, 219, 0.3);
}

/* Book Button */
.book-btn {
    width: 100%;
    padding: 16px;
    background: var(--book-btn-bg);
    color: white;
    text-decoration: none;
    display: flex;
    justify-content: center;
    border: none;
    border-radius: 12px;
    font-size: 17px;
    font-weight: bold;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    letter-spacing: 0.5px;
    text-transform: uppercase;
    cursor: pointer;
}

.book-btn:hover {
    background: var(--book-btn-hover);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px var(--book-btn-shadow);
}

/* Tablet Responsive */
@media (max-width: 1024px) {
    .tour-card {
        grid-template-columns: 1fr;
        min-height: auto;
    }

    .tour-carousel {
        height: 400px;
    }

    .tour-content {
        padding: 40px 30px;
    }

    .banner-title {
        font-size: 2.5rem;
    }
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .banner-bg {
        background-attachment: scroll;
    }

    .container {
        padding: 50px 15px;
    }

    .tours-container {
        gap: 40px;
    }

    .tour-carousel {
        height: 300px;
    }

    .tour-content {
        padding: 30px 25px;
    }

    .tour-title {
        font-size: 26px;
    }

    .tour-price {
        font-size: 24px;
    }

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

    .carousel-btn {
        width: 40px;
        height: 40px;
        font-size: 24px;
    }

    .carousel-btn.prev {
        left: 10px;
    }

    .carousel-btn.next {
        right: 10px;
    }

    .language-options {
        grid-template-columns: repeat(2, 1fr);
    }

    .tour-details li {
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .tour-carousel {
        height: 250px;
    }

    .tour-content {
        padding: 25px 20px;
    }

    .tour-title {
        font-size: 22px;
    }

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