/**
 * Reusable pieces: header, navigation, buttons, surfaces, prose blocks and the
 * screenshot slideshow.
 */

/* ---------------------------------------------------------------- surfaces */

.glass {
    background: var(--gradient-glass);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    backdrop-filter: blur(18px) saturate(130%);
}

.glass-soft {
    background: rgba(22, 20, 34, 0.5);
    border: 1px solid rgba(154, 147, 173, 0.1);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(12px);
}

/* ----------------------------------------------------------------- buttons */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    border: 1px solid transparent;
    border-radius: var(--radius);
    padding: 0.7rem 1.25rem;
    font-size: 0.9rem;
    font-weight: 600;
    line-height: 1.2;
    white-space: nowrap;
    transition: transform 0.15s ease, filter 0.15s ease, background-color 0.15s ease,
        border-color 0.15s ease, color 0.15s ease;
}

.btn:active {
    transform: translateY(1px);
}

.btn .icon {
    width: 1.1rem;
    height: 1.1rem;
}

.btn--primary {
    background: var(--gradient-brand);
    color: #fff;
    box-shadow: var(--shadow-button);
}

.btn--primary:hover {
    filter: brightness(1.12);
    color: #fff;
}

.btn--secondary {
    background: rgba(50, 45, 71, 0.55);
    border-color: rgba(154, 147, 173, 0.18);
    color: var(--ink-100);
}

.btn--secondary:hover {
    background: rgba(75, 68, 99, 0.6);
    color: var(--ink-50);
}

.btn--ghost {
    background: transparent;
    color: var(--ink-300);
}

.btn--ghost:hover {
    background: rgba(50, 45, 71, 0.45);
    color: var(--ink-50);
}

.btn--sm {
    padding: 0.42rem 0.8rem;
    font-size: 0.8rem;
    border-radius: var(--radius-sm);
}

.btn--lg {
    padding: 0.85rem 1.6rem;
    font-size: 1rem;
}

.btn[aria-disabled='true'],
.btn:disabled {
    opacity: 0.55;
    cursor: not-allowed;
    box-shadow: none;
}

.btn[aria-disabled='true']:active {
    transform: none;
}

/* ------------------------------------------------------------------- chips */

.chip {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    border: 1px solid rgba(154, 147, 173, 0.18);
    border-radius: 9999px;
    padding: 0.2rem 0.7rem;
    background: rgba(34, 31, 51, 0.6);
    color: var(--ink-200);
    font-size: 0.74rem;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.chip--brand {
    border-color: rgba(139, 92, 246, 0.4);
    background: rgba(124, 58, 237, 0.2);
    color: var(--brand-100);
}

.chip--warning {
    border-color: rgba(245, 158, 11, 0.4);
    background: rgba(245, 158, 11, 0.15);
    color: var(--amber-300);
}

/* ------------------------------------------------------------------ header */

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    border-bottom: 1px solid transparent;
    background: transparent;
    transition: background-color 0.2s ease, border-color 0.2s ease, backdrop-filter 0.2s ease;
}

.site-header.is-stuck {
    background: rgba(11, 10, 18, 0.82);
    border-bottom-color: rgba(34, 31, 51, 0.9);
    backdrop-filter: blur(18px) saturate(130%);
}

.site-header__inner {
    display: flex;
    align-items: center;
    gap: 1rem;
    min-height: var(--header-height);
    max-width: var(--shell-wide);
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    color: var(--ink-50);
}

.brand__mark {
    width: 1.9rem;
    height: 1.9rem;
}

.brand__text {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 700;
    letter-spacing: -0.025em;
}

.nav-toggle {
    margin-left: auto;
    display: grid;
    place-items: center;
    width: 2.5rem;
    height: 2.5rem;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: rgba(34, 31, 51, 0.6);
    color: var(--ink-200);
}

.nav-toggle__close,
.nav-toggle[aria-expanded='true'] .nav-toggle__open {
    display: none;
}

.nav-toggle[aria-expanded='true'] .nav-toggle__close {
    display: block;
}

.site-nav {
    display: none;
    flex-direction: column;
    gap: 1rem;
    width: 100%;
    padding-block: 1rem 1.5rem;
}

.site-nav.is-open {
    display: flex;
}

.site-nav__list {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.site-nav__link {
    display: block;
    padding: 0.6rem 0.75rem;
    border-radius: var(--radius-md);
    color: var(--ink-300);
    font-size: 0.92rem;
    font-weight: 500;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.site-nav__link:hover {
    background: rgba(34, 31, 51, 0.6);
    color: var(--ink-50);
}

.site-nav__link.is-current {
    background: rgba(124, 58, 237, 0.2);
    color: var(--ink-50);
    box-shadow: inset 0 0 0 1px rgba(139, 92, 246, 0.35);
}

.site-nav__actions {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

@media (min-width: 60rem) {
    .nav-toggle {
        display: none;
    }

    .site-nav {
        display: flex;
        flex-direction: row;
        align-items: center;
        justify-content: flex-end;
        gap: 1.75rem;
        margin-left: auto;
        width: auto;
        padding-block: 0;
    }

    .site-nav__list {
        flex-direction: row;
        gap: 0.35rem;
    }

    .site-nav__link {
        padding: 0.4rem 0.7rem;
    }
}

/* The mobile panel needs a surface of its own, since the header is see-through
   until the page is scrolled. */
@media (max-width: 59.99rem) {
    .site-header__inner {
        flex-wrap: wrap;
    }

    .site-nav.is-open {
        border-top: 1px solid var(--line);
        margin-top: 0.25rem;
    }

    .site-header:has(.site-nav.is-open) {
        background: rgba(11, 10, 18, 0.95);
        backdrop-filter: blur(18px);
        border-bottom-color: rgba(34, 31, 51, 0.9);
    }

    .site-nav__actions {
        justify-content: space-between;
    }
}

/* -------------------------------------------------------- language select */

.lang-select {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.lang-select__label {
    display: inline-flex;
    color: var(--ink-400);
}

.lang-select__input {
    appearance: none;
    border: 1px solid rgba(154, 147, 173, 0.18);
    border-radius: var(--radius-sm);
    background: rgba(6, 5, 11, 0.55);
    color: var(--ink-100);
    padding: 0.35rem 0.6rem;
    font-size: 0.8rem;
    font-weight: 600;
}

/* ------------------------------------------------------------------ footer */

.site-footer {
    margin-top: clamp(3rem, 7vw, 6rem);
    border-top: 1px solid rgba(34, 31, 51, 0.9);
    background: rgba(6, 5, 11, 0.55);
}

.site-footer__inner {
    display: grid;
    gap: 2.5rem;
    padding-block: 3rem 2rem;
    max-width: var(--shell-wide);
}

.site-footer__tagline {
    margin-top: 0.85rem;
    font-family: var(--font-display);
    color: var(--ink-200);
}

.site-footer__note {
    margin-top: 0.35rem;
    font-size: 0.85rem;
    color: var(--ink-400);
}

.site-footer__links {
    display: grid;
    gap: 2rem;
}

.site-footer__heading {
    font-family: var(--font-display);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ink-300);
    margin-bottom: 0.75rem;
}

.site-footer__links ul {
    display: grid;
    gap: 0.5rem;
}

.site-footer__links a {
    color: var(--ink-300);
    font-size: 0.9rem;
}

.site-footer__links a:hover {
    color: var(--ink-50);
}

.site-footer__bottom {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    max-width: var(--shell-wide);
    padding-block: 1.25rem;
    border-top: 1px solid rgba(34, 31, 51, 0.7);
    font-size: 0.84rem;
    color: var(--ink-400);
}

.site-footer__bottom a {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--ink-300);
}

.site-footer__soon {
    color: var(--ink-500);
}

@media (min-width: 48rem) {
    .site-footer__links {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (min-width: 64rem) {
    .site-footer__inner {
        grid-template-columns: minmax(0, 1fr) minmax(0, 1.5fr);
        gap: 4rem;
    }
}

/* ------------------------------------------------------- section headings */

.section-heading {
    display: grid;
    gap: 0.9rem;
    max-width: 44rem;
    margin-bottom: clamp(2rem, 4vw, 3rem);
}

.section-heading__title {
    margin: 0;
}

.section-heading__lead {
    font-size: clamp(1rem, 1.5vw, 1.1rem);
    color: var(--ink-300);
}

.section-heading--center {
    margin-inline: auto;
    text-align: center;
    justify-items: center;
}

/* --------------------------------------------------------- icon container */

.icon-badge {
    display: grid;
    place-items: center;
    width: 3rem;
    height: 3rem;
    border-radius: var(--radius-md);
    background: rgba(124, 58, 237, 0.15);
    border: 1px solid rgba(139, 92, 246, 0.24);
    color: var(--brand-300);
}

.icon-badge .icon {
    width: 1.5rem;
    height: 1.5rem;
}

.icon-badge--lg {
    width: 3.75rem;
    height: 3.75rem;
    border-radius: var(--radius-lg);
}

.icon-badge--lg .icon {
    width: 1.85rem;
    height: 1.85rem;
}

/* ----------------------------------------------------------- prose blocks */

.prose p {
    color: var(--ink-200);
}

.prose p + p,
.prose p + .doc-list,
.prose .doc-list + p {
    margin-top: 1rem;
}

.doc-list {
    display: grid;
    gap: 0.6rem;
    counter-reset: doc-step;
}

.doc-list li {
    position: relative;
    padding-left: 1.85rem;
    color: var(--ink-200);
}

.doc-list li::before {
    content: '';
    position: absolute;
    left: 0.4rem;
    top: 0.72em;
    width: 0.4rem;
    height: 0.4rem;
    border-radius: 9999px;
    background: var(--brand-400);
}

.doc-list--ordered li::before {
    counter-increment: doc-step;
    content: counter(doc-step);
    left: 0;
    top: 0.15em;
    display: grid;
    place-items: center;
    width: 1.35rem;
    height: 1.35rem;
    background: rgba(124, 58, 237, 0.22);
    border: 1px solid rgba(139, 92, 246, 0.35);
    border-radius: 9999px;
    color: var(--brand-200);
    font-size: 0.72rem;
    font-weight: 700;
}

.doc-list--ordered li {
    padding-left: 2.1rem;
}

/* Bulleted feature lists use a tick rather than a dot. */
.tick-list {
    display: grid;
    gap: 0.7rem;
}

.tick-list li {
    display: grid;
    grid-template-columns: 1.15rem 1fr;
    gap: 0.7rem;
    align-items: start;
    color: var(--ink-200);
    font-size: 0.95rem;
    line-height: 1.6;
}

.tick-list .icon {
    width: 1.15rem;
    height: 1.15rem;
    margin-top: 0.27rem;
    color: var(--brand-400);
}

/* --------------------------------------------------------------- callouts */

.callout {
    display: grid;
    grid-template-columns: 1.4rem 1fr;
    gap: 0.85rem;
    padding: 1rem 1.15rem;
    border: 1px solid;
    border-radius: var(--radius-md);
    font-size: 0.93rem;
}

.callout .icon {
    width: 1.25rem;
    height: 1.25rem;
    margin-top: 0.15rem;
}

.callout--note {
    border-color: rgba(139, 92, 246, 0.3);
    background: rgba(124, 58, 237, 0.1);
    color: var(--brand-100);
}

.callout--warning {
    border-color: rgba(245, 158, 11, 0.4);
    background: rgba(245, 158, 11, 0.1);
    color: #fde68a;
}

.callout code {
    background: rgba(6, 5, 11, 0.45);
}

/* ------------------------------------------------------------ code blocks */

.code-block {
    position: relative;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: rgba(6, 5, 11, 0.7);
    overflow: hidden;
}

.code-block__bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.5rem 0.6rem 0.5rem 0.9rem;
    border-bottom: 1px solid var(--line);
    background: rgba(34, 31, 51, 0.5);
}

.code-block__lang {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--ink-400);
}

.code-block__lang .icon {
    width: 0.95rem;
    height: 0.95rem;
}

.code-block__copy {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.28rem 0.6rem;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--ink-400);
    font-size: 0.75rem;
    font-weight: 600;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.code-block__copy:hover {
    background: rgba(50, 45, 71, 0.6);
    color: var(--ink-100);
}

.code-block__copy.is-done {
    color: var(--emerald-300);
}

.code-block__copy .icon {
    width: 0.95rem;
    height: 0.95rem;
}

.code-block pre {
    margin: 0;
    padding: 1rem 1.1rem;
    overflow-x: auto;
}

.code-block code {
    display: block;
    padding: 0;
    border: 0;
    background: none;
    color: var(--ink-100);
    font-size: 0.84rem;
    line-height: 1.7;
    white-space: pre;
}

/* ------------------------------------------------------------------ table */

.table-wrap {
    overflow-x: auto;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
}

.doc-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.doc-table th,
.doc-table td {
    padding: 0.7rem 0.9rem;
    text-align: left;
    vertical-align: top;
    border-bottom: 1px solid rgba(34, 31, 51, 0.9);
}

.doc-table thead th {
    background: rgba(34, 31, 51, 0.55);
    color: var(--ink-200);
    font-family: var(--font-display);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    white-space: nowrap;
}

.doc-table tbody tr:last-child td {
    border-bottom: 0;
}

.doc-table td {
    color: var(--ink-300);
}

.doc-table td:first-child {
    color: var(--ink-100);
    font-weight: 500;
}

/* -------------------------------------------------------------------- faq */

.faq {
    display: grid;
    gap: 0.75rem;
}

.faq__item {
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: rgba(22, 20, 34, 0.5);
    overflow: hidden;
}

.faq__item[open] {
    border-color: rgba(139, 92, 246, 0.3);
}

.faq__question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.9rem 1.1rem;
    cursor: pointer;
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--ink-100);
    list-style: none;
}

.faq__question::-webkit-details-marker {
    display: none;
}

.faq__question .icon {
    color: var(--ink-400);
    transition: transform 0.2s ease;
}

.faq__item[open] .faq__question .icon {
    transform: rotate(180deg);
}

.faq__answer {
    padding: 0 1.1rem 1.1rem;
    color: var(--ink-300);
    font-size: 0.93rem;
}

/* ------------------------------------------------------------- slideshow */

.shots {
    display: grid;
    gap: 1rem;
}

.shots__frame {
    position: relative;
    border: 1px solid var(--line);
    border-radius: var(--radius-xl);
    background: var(--gradient-glass);
    box-shadow: var(--shadow-card);
    overflow: hidden;
}

/* A steady 16:10 window, so switching slides never shifts the page. */
.shots__stage {
    position: relative;
    aspect-ratio: 16 / 10;
    background: var(--ink-950);
}

.shots__slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    visibility: hidden;
    transform: scale(1.015);
    transition: opacity 0.45s ease, transform 0.45s ease, visibility 0.45s;
}

.shots__slide.is-active {
    opacity: 1;
    visibility: visible;
    transform: none;
}

.shots__slide img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.shots__caption {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-height: 3.25rem;
    padding: 0.85rem 1.1rem;
    border-top: 1px solid var(--line);
    background: rgba(6, 5, 11, 0.5);
    color: var(--ink-200);
    font-size: 0.9rem;
}

.shots__counter {
    margin-left: auto;
    flex: none;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--ink-400);
    font-variant-numeric: tabular-nums;
}

.shots__arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    display: grid;
    place-items: center;
    width: 2.75rem;
    height: 2.75rem;
    border: 1px solid var(--line-strong);
    border-radius: 9999px;
    background: rgba(11, 10, 18, 0.72);
    color: var(--ink-100);
    backdrop-filter: blur(10px);
    transition: background-color 0.15s ease, color 0.15s ease, transform 0.15s ease;
}

.shots__arrow:hover {
    background: rgba(124, 58, 237, 0.8);
    color: #fff;
}

.shots__arrow--prev {
    left: 0.75rem;
}

.shots__arrow--next {
    right: 0.75rem;
}

.shots__controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.shots__dots {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.shots__dot {
    width: 0.5rem;
    height: 0.5rem;
    padding: 0;
    border: 0;
    border-radius: 9999px;
    background: var(--ink-600);
    transition: background-color 0.2s ease, width 0.2s ease;
}

.shots__dot:hover {
    background: var(--ink-500);
}

.shots__dot.is-active {
    width: 1.5rem;
    background: var(--gradient-brand);
}

.shots__toggle {
    display: grid;
    place-items: center;
    width: 2rem;
    height: 2rem;
    border: 1px solid var(--line);
    border-radius: 9999px;
    background: rgba(34, 31, 51, 0.6);
    color: var(--ink-300);
}

.shots__toggle:hover {
    color: var(--ink-50);
}

.shots__toggle .icon {
    width: 0.95rem;
    height: 0.95rem;
}

.shots__toggle[data-playing='false'] .shots__toggle-pause,
.shots__toggle[data-playing='true'] .shots__toggle-play {
    display: none;
}

.shots__empty {
    display: grid;
    justify-items: center;
    gap: 0.75rem;
    padding: clamp(2.5rem, 7vw, 4.5rem) 1.5rem;
    border: 1px dashed rgba(154, 147, 173, 0.24);
    border-radius: var(--radius-xl);
    text-align: center;
}

.shots__empty h3 {
    margin: 0;
    color: var(--ink-200);
}

.shots__empty p {
    max-width: 34rem;
    color: var(--ink-400);
    font-size: 0.92rem;
}

.shots__empty code {
    white-space: normal;
}

@media (max-width: 40rem) {
    .shots__arrow {
        width: 2.25rem;
        height: 2.25rem;
    }

    .shots__arrow--prev {
        left: 0.4rem;
    }

    .shots__arrow--next {
        right: 0.4rem;
    }
}