.installation-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    grid-template-areas: "intro options" "providers options" "guide guide";
    gap: 28px 80px;
    max-width: 1100px;
    margin: 48px auto 80px;
    align-items: start;
}
.installation-intro {
    grid-area: intro;
}
.cloud-providers {
    grid-area: providers;
}
.cloud-providers-heading h2 {
    font-size: 15px;
    font-weight: 600;
    letter-spacing: -0.025em;
}
.cloud-providers-heading p {
    margin-top: 8px;
    color: var(--muted);
    font-size: 12px;
    line-height: 1.7;
}
.cloud-provider-list {
    display: grid;
    gap: 10px;
    list-style: none;
    padding: 0;
    margin: 18px 0 0;
}
.cloud-provider {
    display: flex;
    align-items: center;
    gap: 12px;
    min-height: 80px;
    padding: 14px 16px;
    border: 1px solid var(--line);
    border-radius: 12px;
}
.cloud-provider-available {
    border-color: #24744755;
    background: var(--green-soft);
}
.cloud-provider-planned {
    background: var(--background);
}
.cloud-provider > div {
    flex: 1;
    min-width: 0;
}
.cloud-provider h3 {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: -0.02em;
}
.cloud-provider p {
    margin-top: 5px;
    color: var(--muted);
    font-size: 11px;
    line-height: 1.5;
}
.cloud-provider-icon {
    display: grid;
    place-items: center;
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    border: 1px solid var(--line);
    border-radius: 9px;
    background: var(--surface);
    color: var(--muted);
}
.cloud-provider-available .cloud-provider-icon {
    color: var(--green);
}
.cloud-provider-monogram {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: -0.06em;
}
.provider-state {
    flex-shrink: 0;
    color: var(--muted);
    font-size: 10px;
    font-weight: 500;
    white-space: nowrap;
}
.provider-state-available {
    color: var(--green);
}
.back-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 44px;
    margin-bottom: 32px;
    color: var(--muted);
    font-size: 13px;
    text-decoration: none;
}
.installation-intro h1 {
    margin-top: 16px;
    font-size: clamp(48px, 5vw, 68px);
    line-height: 1.05;
    font-weight: 600;
    letter-spacing: -0.05em;
    text-wrap: balance;
}
.installation-intro h1 span {
    color: var(--green);
}
.installation-intro > p:last-child {
    max-width: 420px;
    margin-top: 20px;
    color: var(--muted);
    font-size: 15px;
    line-height: 1.8;
}
.installation-options {
    grid-area: options;
    padding-top: 24px;
}
.installation-card {
    padding: 32px;
    border: 1px solid var(--line);
    border-radius: var(--radius-panel);
    background: var(--surface);
    box-shadow: var(--shadow-panel);
}
.installation-card h2 {
    font-size: 22px;
    font-weight: 600;
    letter-spacing: -0.04em;
}
.installation-card-heading {
    display: flex;
    align-items: center;
    gap: 12px;
}
.installation-provider {
    display: grid;
    place-items: center;
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: var(--green-soft);
    color: var(--green);
}
.installation-requirements {
    margin: 16px 0 28px;
    color: var(--muted);
    font-size: 13px;
    line-height: 1.7;
}
.version-label {
    display: block;
    margin-bottom: 8px;
    font-size: 13px;
    font-weight: 600;
}
.version-picker {
    position: relative;
}
.version-trigger {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    min-width: 0;
    min-height: 56px;
    padding: 12px 14px;
    border: 1px solid var(--line);
    border-radius: var(--radius-small);
    background: var(--background);
    color: var(--ink);
    font-size: 16px;
    cursor: pointer;
    text-align: left;
    touch-action: manipulation;
    transition: transform var(--motion-feedback) var(--ease-out);
}
.version-value {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 14px;
    font-weight: 500;
    font-variant-numeric: tabular-nums;
}
.version-badge {
    flex-shrink: 0;
    padding: 4px 7px;
    border-radius: 5px;
    background: var(--green-soft);
    color: var(--green);
    font-size: 10px;
    line-height: 1.4;
    font-weight: 600;
}
.version-chevron {
    width: 16px;
    height: 16px;
    color: var(--muted);
}
.version-trigger[aria-expanded="true"] {
    border-color: var(--green);
    background: var(--surface);
    box-shadow: 0 0 0 3px var(--green-soft);
}
.version-trigger[aria-expanded="true"] .version-chevron {
    transform: rotate(180deg);
}
.version-trigger:disabled {
    background: var(--background);
    color: var(--muted);
    cursor: default;
}
.version-trigger:focus-visible {
    outline: 3px solid var(--green);
    outline-offset: 4px;
}
.version-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    z-index: 5;
    width: 100%;
    max-height: min(320px, 45dvh);
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: 5px;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: var(--surface);
    box-shadow:
        0 12px 32px #19352b12,
        0 3px 8px #19352b08;
    transform-origin: top center;
}
.version-picker[data-side="above"] .version-menu {
    top: auto;
    bottom: calc(100% + 8px);
    transform-origin: bottom center;
}
.version-picker[data-motion="pointer"] .version-menu {
    transition:
        opacity 160ms var(--ease-out),
        transform 160ms var(--ease-out);
}
@starting-style {
    .version-picker[data-motion="pointer"] .version-menu:not([hidden]) {
        opacity: 0;
        transform: scale(0.98);
    }
}
.version-option {
    display: flex;
    align-items: center;
    gap: 12px;
    min-height: 64px;
    padding: 10px;
    border-radius: 7px;
    cursor: pointer;
    user-select: none;
    -webkit-user-select: none;
    touch-action: manipulation;
}
.version-option[data-active="true"] {
    background: var(--green-soft);
}
.version-option-copy {
    flex: 1;
    min-width: 0;
}
.version-option-title {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 6px 8px;
    font-size: 13px;
    font-weight: 500;
    font-variant-numeric: tabular-nums;
    overflow-wrap: anywhere;
}
.version-option-description {
    display: block;
    margin-top: 4px;
    color: var(--muted);
    font-size: 11px;
    line-height: 1.5;
}
.version-check {
    flex-shrink: 0;
    color: var(--green);
    font-size: 16px;
    opacity: 0;
}
.version-option[aria-selected="true"] .version-check {
    opacity: 1;
}
#status {
    min-height: 40px;
    margin: 10px 0 18px;
    color: var(--muted);
    font-size: 12px;
    line-height: 1.65;
}
.installation-card .button-primary {
    width: 100%;
    min-height: 52px;
}
.installation-note {
    margin-top: 16px;
    color: var(--muted);
    font-size: 12px;
    line-height: 1.7;
}
.release-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 4px 12px;
    margin-top: 24px;
    padding-top: 12px;
    border-top: 1px solid var(--line);
}
.release-links a,
.installation-docs {
    text-decoration: none;
}
.release-links a,
.installation-docs,
.retry-button {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    min-height: 44px;
    font-size: 12px;
}
.installation-docs {
    justify-content: center;
    width: 100%;
    margin-top: 12px;
    color: var(--muted);
}
.retry-button {
    color: var(--green);
    padding: 0 8px;
    margin: -8px 0 12px -8px;
    text-decoration: underline;
    text-underline-offset: 4px;
}
.installation-guide-section {
    grid-area: guide;
    margin-top: 24px;
    padding-top: 28px;
    border-top: 1px solid var(--line);
}
.installation-guide-section > h2 {
    font-size: 18px;
    letter-spacing: -0.035em;
}
.installation-guide {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
    list-style: none;
    padding: 0;
    margin: 16px 0 0;
}
.installation-guide li {
    display: flex;
    align-items: flex-start;
    gap: 18px;
    padding: 20px 0;
    border: 0;
}
.installation-guide li > span {
    display: grid;
    place-items: center;
    flex-shrink: 0;
    width: 30px;
    height: 30px;
    border: 1px solid var(--line);
    border-radius: 50%;
    color: var(--green);
    font-size: 11px;
}
.installation-guide h2 {
    margin-top: 4px;
    font-size: 14px;
    font-weight: 600;
}
.installation-guide p {
    margin-top: 6px;
    color: var(--muted);
    font-size: 13px;
    line-height: 1.7;
}
@media (hover: hover) and (pointer: fine) {
    .back-link:hover {
        color: var(--green);
    }
    .version-trigger:hover:not(:disabled) {
        border-color: var(--green);
    }
    .release-links a:hover,
    .installation-docs:hover {
        color: var(--green);
    }
    .back-link:hover .link-label,
    .release-links a:hover .link-label,
    .installation-docs:hover .link-label {
        text-decoration: underline;
    }
}
.version-picker[data-motion="pointer"] .version-trigger:active:not(:disabled) {
    transform: scale(0.98);
}
@media (prefers-reduced-motion: reduce) {
    .version-picker[data-motion="pointer"]
        .version-trigger:active:not(:disabled),
    .version-picker[data-motion="pointer"] .version-menu {
        transform: none;
        transition: opacity 160ms var(--ease-out);
    }
}
@media (max-width: 900px) {
    .installation-layout {
        grid-template-columns: minmax(0, 1fr);
        grid-template-areas: "intro" "providers" "options" "guide";
        gap: 32px;
        max-width: 560px;
        margin-block: 32px 48px;
    }
    .back-link {
        margin-bottom: 20px;
    }
    .installation-options {
        padding-top: 0;
    }
    .installation-guide {
        grid-template-columns: minmax(0, 1fr);
        gap: 0;
    }
    .installation-guide li {
        border-top: 1px solid var(--line);
    }
}
@media (max-width: 600px) {
    .installation-card {
        padding: 24px;
    }
    .installation-intro h1 {
        font-size: clamp(44px, 12vw, 56px);
    }
    .installation-card h2 {
        font-size: 21px;
    }
}
@media (max-width: 360px) {
    .cloud-provider {
        flex-wrap: wrap;
        gap: 8px 12px;
        padding: 14px;
    }
    .provider-state {
        margin-left: 48px;
    }
    .installation-card {
        padding: 20px;
    }
    .version-trigger {
        flex-wrap: wrap;
        gap: 6px 10px;
    }
    .version-trigger .version-badge {
        order: 3;
    }
    .version-trigger:has(.version-badge:not([hidden])) .version-value {
        flex-basis: calc(100% - 26px);
    }
}