:root {
    /* typography */
    --ff-heading: "Oswald", sans-serif;
    --ff-body: "Inter", sans-serif;

    --text-7: 3.815rem;
    --text-6: 3.052rem;
    --text-5: 2.441rem;
    --text-4: 1.953rem;
    --text-3: 1.563rem;
    --text-2: 1.25rem;
    --text-1: 1rem;
    --text-0: 0.8rem;

    /* color palette */
    --blue-0: #e7f5ff;
    --blue-1: #d0ebff;
    --blue-3: #74c0fc;
    --blue-5: #339af0;
    --blue-7: #1c7ed6;
    --blue-9: #1864ab;

    --gray-0: #f8f9fa;
    --gray-1: #f1f3f5;
    --gray-3: #dee2e6;
    --gray-5: #adb5bd;
    --gray-7: #495057;
    --gray-9: #212529;

    --green-5: #22c55e;
    --yellow-5: #f59e0b;

    --white: #fff;
    --black: #000;

    /* border radius */
    --border-0: 4px;
    --border-1: 8px;
    --border-2: 16px;
    --border-3: 32px;
}

.detail-section {
    display: flex;
    justify-content: center;
    background-color: var(--gray-0);
}

.detail-section__title-container {
    margin-bottom: 1.5rem;
}

.detail-section__title-container h2 {
    font-size: var(--text-4);
    font-weight: 700;
    color: var(--gray-9);
    margin-bottom: 0.75rem;
    line-height: 1.3;
}

.rating-container {
    display: flex;
    flex-direction: row;
    gap: 0.5rem;
    align-items: center;
    margin-bottom: 0.5rem;
}

.rating-container p {
    font-size: var(--text-0);
    color: var(--gray-7);
}

.rating-container .rating-score {
    background: var(--blue-5);
    color: white;
    padding: 4px 8px;
    border-radius: var(--border-0);
    font-weight: 600;
    font-size: var(--text-0);
}

.star-list {
    display: flex;
    align-items: center;
    gap: 2px;
}

.star {
    color: var(--blue-5);
}

.detail-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 12px;
    align-items: center;
}

.detail-meta__item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.875rem;
    color: var(--gray-7);
    background: var(--gray-1);
    padding: 6px 12px;
    border-radius: 20px;
}

.detail-meta__item svg {
    color: var(--blue-5);
    flex-shrink: 0;
    width: 16px;
    height: 16px;
}

.detail-section__picture-container {
    width: 100%;
    display: grid;
    grid-template-columns: 2fr 1fr;
    grid-template-rows: repeat(2, 200px);
    gap: 8px;
    margin-bottom: 2rem;
    border-radius: var(--border-2);
    overflow: hidden;
}

.detail-section__picture-container img:first-child {
    grid-row: 1 / 3;
    height: 100%;
}

.detail-section__picture-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: opacity 0.2s;
}

.detail-section__content-container {
    margin-top: 1.5rem;
    display: grid;
    grid-template-columns: minmax(0, 1fr) 350px;
    gap: 2rem;
}

.content-container__descriptions-container {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    min-width: 0;
    overflow: hidden;
}

.description-container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--gray-3);
}

.description-container:last-child {
    border-bottom: none;
}

.description-title {
    font-size: var(--text-2);
    font-weight: 700;
    color: var(--gray-9);
    display: flex;
    align-items: center;
    gap: 8px;
}

.warning {
    path {
        fill: var(--yellow-5);
    }
}

.description-container__paragraph-container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.description-container__paragraph-container p {
    font-size: var(--text-1);
    color: var(--gray-7);
    line-height: 1.7;
}

.description-container__li-container {
    list-style: circle;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.description-container__li-container li {
    position: relative;
    padding-left: 28px;
    font-size: var(--text-1);
    color: var(--gray-7);
    line-height: 1.6;
}

.description-container__li-container li::before {
    content: "";
    position: absolute;
    left: 4px;
    top: 8px;
    width: 8px;
    height: 8px;
    background: var(--black);
    border-radius: 50%;
}

.description-container__li-container--warning li::before {
    background: var(--yellow-5);
}

.description-container__li-container--included li::before {
    background: var(--blue-5);
}

.itinerary-container {
    display: flex;
    flex-direction: column;
    position: relative;
}

.itinerary-container::before {
    content: "";
    position: absolute;
    left: 24px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--blue-3);
}

.itinerary-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 12px 0;
    position: relative;
}

.itinerary-time {
    font-weight: 700;
    color: var(--blue-7);
    font-size: var(--text-0);
    min-width: 50px;
    background: var(--blue-0);
    padding: 4px 8px;
    border-radius: var(--border-0);
    text-align: center;
    position: relative;
    z-index: 1;
}

.itinerary-item p {
    color: var(--gray-7);
    margin: 0;
    padding-top: 4px;
    font-size: var(--text-1);
}

.comment-container {
    display: flex;
    gap: 1rem;
    overflow-x: auto;
    padding-bottom: 1rem;
    scroll-snap-type: x mandatory;
    max-width: 100%;
}

.comment-container::-webkit-scrollbar {
    height: 6px;
}

.comment-container::-webkit-scrollbar-track {
    background: var(--gray-1);
    border-radius: 3px;
}

.comment-container::-webkit-scrollbar-thumb {
    background: var(--blue-3);
    border-radius: 3px;
}

.comment {
    display: flex;
    flex-direction: column;
    background: var(--white);
    border: 1px solid var(--gray-3);
    border-radius: var(--border-2);
    padding: 20px;
    gap: 12px;
    min-width: 300px;
    max-width: 320px;
    flex-shrink: 0;
    scroll-snap-align: start;
}

.comment__profile-container {
    display: flex;
    justify-content: flex-start;
    gap: 12px;
    align-items: center;
}

.comment__profile-container img {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
    border: 2px solid var(--blue-3);
}

.profile-description {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.profile-name {
    font-size: var(--text-1);
    font-weight: 600;
    margin: 0;
    color: var(--gray-9);
}

.comment__date {
    font-size: var(--text-0);
    color: var(--gray-5);
}

.comment .star-list .star {
    width: 14px;
    height: 14px;
}

.comment__content {
    font-size: var(--text-0);
    color: var(--gray-7);
    line-height: 1.6;
}

.comment__content p {
    margin: 0;
}

.content-container__booking {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.booking-container {
    position: sticky;
    top: 24px;
    display: flex;
    flex-direction: column;
    background: var(--white);
    border: 1px solid var(--gray-3);
    border-radius: var(--border-2);
    padding: 24px;
    gap: 1.25rem;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    max-width: 100%;
    box-sizing: border-box;
}

.booking-price-container {
    text-align: center;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--gray-3);
}

.booking-price-label {
    font-size: var(--text-0);
    color: var(--gray-5);
    margin: 0 0 4px 0;
}

.booking-price {
    font-size: 2rem;
    font-weight: 700;
    color: var(--gray-9);
    margin: 0;
}

.booking-price-note {
    font-size: var(--text-0);
    color: var(--gray-5);
    margin: 4px 0 0 0;
}

.booking-features {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.booking-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: var(--text-0);
    color: var(--gray-7);
}

.booking-feature svg {
    color: var(--green-5);
    flex-shrink: 0;
    width: 18px;
    height: 18px;
}

.booking-btn {
    background: var(--blue-5);
    color: white;
    text-align: center;
    border-radius: var(--border-1);
    padding: 16px 24px;
    font-size: var(--text-1);
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.booking-btn:hover {
    background: var(--blue-7);
}

.booking-guarantee {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-size: var(--text-0);
    color: var(--gray-5);
    margin: 0;
}

.booking-guarantee svg {
    color: var(--blue-5);
    width: 16px;
    height: 16px;
}

.quick-info {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    padding: 20px;
    background: var(--blue-0);
    border-radius: var(--border-1);
    margin-bottom: 1rem;
}

.quick-info__item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.quick-info__label {
    font-size: var(--text-0);
    color: var(--gray-5);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.quick-info__value {
    font-size: var(--text-1);
    color: var(--gray-9);
    font-weight: 600;
}

.highlights-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px;
    background: var(--white);
    border-radius: var(--border-1);
}

.highlight-item svg {
    color: var(--blue-5);
    flex-shrink: 0;
}

.highlight-item span {
    font-size: var(--text-0);
    color: var(--gray-7);
}

@media (max-width: 1024px) {
    .detail-section__content-container {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .content-container__descriptions-container {
        min-width: 0;
    }

    .content-container__booking {
        order: -1;
    }

    .booking-container {
        position: static;
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    .detail-section__picture-container {
        grid-template-columns: 1fr;
        grid-template-rows: 250px 120px 120px;
    }

    .detail-section__picture-container img:first-child {
        grid-row: auto;
    }

    .detail-section__title-container h2 {
        font-size: var(--text-3);

        @media (width < 640px) {
            font-size: var(--text-2);
        }
    }

    .detail-meta {
        gap: 8px;
    }

    .detail-meta__item {
        font-size: 0.75rem;
        padding: 4px 10px;
    }

    .comment-container {
        gap: 0.75rem;
    }

    .comment {
        min-width: 240px;
        max-width: 280px;
        padding: 16px;
    }

    .quick-info {
        grid-template-columns: 1fr 1fr;
        padding: 16px;
        gap: 12px;
    }

    .highlights-grid {
        grid-template-columns: 1fr;
    }

    .booking-container {
        padding: 20px;
    }

    .booking-price {
        font-size: 1.75rem;
    }
}

@media (width < 640px) {
    .detail-section__picture-container {
        grid-template-rows: 400px;
    }

    .detail-section__picture-container img:nth-child(2),
    img:nth-child(3) {
        display: none;
    }

    .quick-info {
        grid-template-columns: 1fr;
    }

    .comment {
        min-width: 220px;
        max-width: 260px;
    }

    .itinerary-container::before {
        left: 20px;
    }

    .itinerary-time {
        min-width: 45px;
        font-size: 0.7rem;
        padding: 3px 6px;
    }

    .itinerary-item {
        gap: 12px;
    }

    .booking-container {
        padding: 16px;
    }

    .booking-price {
        font-size: 1.5rem;
    }

    .booking-btn {
        padding: 14px 20px;
    }
}