/*======================================
*              components              *
======================================*/

/* header */
.primary-header {
    justify-content: space-between;
    align-items: center;
}

.primary-header .logo {
    padding-block: 1.25rem;
    margin-inline: clamp(2rem, 5vw, 4rem);
}

@media (max-width: 376px) {
    .primary-header .logo {
        width: 2.5rem;
    }
}

.primary-navigation {
    --gap: 3rem;
    --underline-gap: 2.2rem;

    margin: 0;
    padding: 0;
    background: hsla(var(--clr-white) / .05);
    backdrop-filter: blur(1.75rem);
    list-style: none;
}

.primary-navigation a>span {
    margin-right: .5rem;
    user-select: none;
}

.mobile-nav-toggle {
    display: none;
}

@media (max-width: 740px) {
    .primary-navigation {
        --underline-gap: 0;

        position: fixed;
        inset: 0 0 0 35%;
        z-index: 1000;
        flex-direction: column;
        padding-block: min(10rem, 20vh);
        padding-left: 3rem;
        transform: translateX(100%);
        transition: transform 500ms ease-in-out;
    }

    .primary-navigation[data-visible="true"] {
        transform: translateX(0);
    }

    .primary-navigation.underline-indicators>.active {
        border: 0;
        border-right: 4px solid hsl(var(--clr-white));
    }

    .mobile-nav-toggle {
        display: block;
        position: absolute;
        z-index: 2000;
        right: 2rem;
        width: 2.5rem;
        aspect-ratio: 1;
        background: transparent;
        background-image: url(../assets/shared/icon-hamburger.svg);
        background-repeat: no-repeat;
        background-position: center;
        border: 0;
        cursor: pointer;
    }

    .mobile-nav-toggle[aria-expanded="true"] {
        background-image: url(../assets/shared/icon-close.svg);
    }

    .mobile-nav-toggle:focus-visible {
        outline: 5px solid hsl(var(--clr-light));
        outline-offset: 5px;
    }
}

@media (min-width: 741px) {
    .primary-navigation {
        margin-inline-start: 2rem;
        padding-inline-start: clamp(5rem, 11vw, 10rem);
        padding-inline-end: clamp(1.5rem, 5vw, 4rem);
    }
}

@media (min-width: 769px) {
    .primary-header::after {
        content: '';
        display: block;
        position: relative;
        z-index: 1;
        height: 1px;
        width: 100%;
        margin-right: -5rem;
        background: hsl(var(--clr-white) / .25);
        order: 1;
    }

    nav {
        order: 2;
    }

    .primary-navigation {
        margin-block: 2.5rem;
    }
}

/* explore button */
.large-button {
    position: relative;
    z-index: 1;
    display: inline-grid;
    place-items: center;
    aspect-ratio: 1;
    padding: 0 2.1em;
    border-radius: 50%;
}

.large-button::after {
    content: '';
    position: absolute;
    z-index: -1;
    width: 100%;
    height: 100%;
    opacity: 0;
    background: hsla(var(--clr-white) / .1);
    border-radius: inherit;
    transition: opacity 500ms linear, transform 750ms ease-in-out;
}

.large-button:hover::after,
.large-button:focus::after {
    opacity: 1;
    transform: scale(1.65);
}

.underline-indicators>* {
    padding: var(--underline-gap, .5rem) 0;
    background-color: transparent;
    border: 0;
    border-bottom: .2rem solid hsl(var(--clr-white) / 0);
    cursor: pointer;
    transition: border 300ms ease-in-out;
}

.underline-indicators>*:hover,
.underline-indicators>*:focus {
    border-color: hsl(var(--clr-white) / .5);
}

.underline-indicators>.active,
.underline-indicators>[aria-selected="true"] {
    border-color: hsl(var(--clr-white) / 1);
    color: hsl(var(--clr-white) / 1);
}

.numbered-title {
    margin-bottom: 1.5rem;
    color: hsl(var(--clr-white));
    font-family: var(--ff-sans-cond);
    font-size: var(--fs-450);
    letter-spacing: 4px;
    text-transform: uppercase;
}

.numbered-title span {
    margin-right: .5rem;
    color: hsla(var(--clr-white) / .25);
    font-weight: 700;
    letter-spacing: 4.72px;
    user-select: none;
}

@media (max-width: 376px) {
    .numbered-title {
        text-align: center;
        margin: 0;
    }
}

@media (min-width: 375px) {
    .numbered-title {
        margin-left: 2.5rem;
    }
}

.dot-indicators {
    --gap: 2.5rem;
    margin-block: 2rem;
}

.dot-indicators>* {
    cursor: pointer;
    padding: .469rem;
    background-color: hsl(var(--clr-white) / .25);
    border: 0;
    border-radius: 50%;
    transition: all 300ms ease-in-out;
}

.dot-indicators>*:hover,
.dot-indicators>*:focus {
    background-color: hsl(var(--clr-white) / .5);
}

.dot-indicators>[aria-selected="true"] {
    background-color: hsl(var(--clr-white) / 1);
}

@media (max-width: 768px) {
    .dot-indicators {
        --gap: 1rem;

        margin-block: 2rem 0;
        margin-inline: auto;
    }

    .dot-indicators>* {
        padding: .313rem;
    }
}

.numbered-dot-indicators {
    flex-direction: column;
    gap: 2rem;
    user-select: none;
}

.numbered-dot-indicators>* {
    cursor: pointer;
    width: clamp(2.5rem, 7.3vw, 5rem);
    aspect-ratio: 1;
    background: transparent;
    border: 1px solid hsl(var(--clr-white) / .25);
    border-radius: 50%;
    color: hsl(var(--clr-white));
    font-family: var(--ff-serif);
    font-size: var(--fs-550);
    text-align: center;
    transition: all 300ms ease-in-out;
}

.numbered-dot-indicators>*:hover,
.numbered-dot-indicators>*:focus {
    border-color: hsl(var(--clr-white));
}

.numbered-dot-indicators>[aria-selected="true"] {
    background: hsl(var(--clr-white));
    color: hsl(var(--clr-dark));
}

@media (max-width: 768px) {
    .numbered-dot-indicators {
        flex-direction: row;
        gap: 1rem;
    }
}

hr {
    margin-block: 2.5rem;
    border: 1px solid hsl(var(--clr-white) / .25);
}

@media (max-width: 768px) {
    hr {
        margin-block: 1.5rem;
    }
}

/*======================================
*                layouts                *
======================================*/
.container {
    place-self: center;
    max-width: fit-content;
}

.grid-container {
    display: grid;
    place-self: center;
    grid-template-columns: repeat(2, 1fr);
    column-gap: 2rem;
    max-width: 69.375rem;
    margin: 1.5rem;
}

@media (max-width: 768px) {
    .container {
        place-self: unset;
        max-width: 100%;
        margin-block: 4rem;
    }

    .grid-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

.grid-container--home> :last-child {
    place-self: center end;
}

@media (max-width: 768px) {
    .grid-container--home> :last-child {
        place-self: center;
        margin-block: 5rem;
    }
}

.grid-container--destination {
    margin-block: 10vw;
}

.grid-container--destination> :first-child {
    justify-self: center;
}

.grid-container--destination> :last-child {
    padding-inline: 3rem;
}

@media (max-width: 768px) {

    .grid-container--destination picture,
    .grid-container--destination img {
        max-width: 67%;
        margin-inline: auto;
        margin-block-end: 5rem;
    }
}

.grid-container--crew>.crew-description>div {
    align-self: self-end;
}

.grid-container--crew> :last-child {
    justify-self: end;
    padding-block: 2rem;
}

@media (max-width: 768px) {
    .crew .container {
        margin-bottom: 0;
    }

    .grid-container--crew {
        margin-block: 4rem 0;
    }

    .grid-container--crew> :last-child {
        justify-self: center;
    }

    .grid-container--crew picture,
    .grid-container--crew img {
        max-width: 80%;
        margin-inline: auto;
    }
}

.container--technology {
    justify-self: end;
    max-width: 100%;
}

.grid-container--technology {
    display: flex;
    justify-self: end;
    align-items: center;
    gap: 2rem;
    max-width: 79.688rem;
    margin-block: 5rem;
    margin-left: 1.5rem;
}

.grid-container--technology> :first-child {
    flex: 39.688rem;
    align-items: center;
    gap: clamp(2.5rem, 4vw, 4rem);
}

.grid-container--technology> :last-child {
    flex: 38rem;
}

.grid-container--technology> :last-child picture,
.grid-container--technology> :last-child img {
    width: 100%;
    height: auto;
}

@media (max-width: 768px) {
    .container--technology {
        margin-block: 4rem;
    }

    .grid-container--technology {
        flex-direction: column-reverse;
        margin-left: 0;
        text-align: center;
    }

    .grid-container--technology> :first-child {
        flex: 1;
        flex-direction: column;
        padding: 1.5rem;
    }

    .grid-container--technology> :last-child {
        flex: 1;
        object-position: bottom;
    }
}

.tab-list {
    --gap: 2rem;
}

@media (max-width: 768px) {
    .tab-list {
        place-self: center;
    }
}

.destination-meta {
    --gap: min(6vw, 6rem);
    justify-content: start;
    text-wrap: nowrap;
}

@media (max-width: 768px) {
    .destination-meta {
        justify-content: space-around;
    }
}

@media (max-width: 375px) {
    .destination-meta {
        flex-direction: column;
    }
}

.grid-container--crew picture,
.grid-container--crew img {
    mask-image: linear-gradient(to bottom, #000000 95%, #00000000);
}

.crew-details h2 {
    color: hsla(var(--clr-white) / .5);
}

.terminology-details h2 {
    color: hsla(var(--clr-white) / .5);
}