.ka-doc-index {
    --ka-doc-index-gap: clamp(2rem, 4vw, 4rem);
    --ka-doc-index-sidebar: 300px;
    --ka-doc-index-border: var(--color-outline-soft, rgba(15, 92, 99, 0.14));
    --ka-doc-index-surface: var(--color-surface-container-lowest, #ffffff);
    --ka-doc-index-muted: var(--color-muted, #64748b);
    --ka-doc-index-text: var(--color-on-surface, #1e293b);
    --ka-doc-index-primary: var(--color-primary, #0f5c63);
    --ka-doc-index-primary-soft: var(--color-primary-soft, #f0f6f6);
    color: var(--ka-doc-index-text);
}

.ka-doc-index__header {
    margin-bottom: clamp(1.5rem, 3vw, 2.5rem);
}

.ka-doc-index__heading {
    margin: 0;
    font-family: var(--font-display, inherit);
    font-size: clamp(2rem, 4vw, 3rem);
    line-height: 1.08;
}

.ka-doc-index__layout {
    display: grid;
    grid-template-columns: minmax(250px, var(--ka-doc-index-sidebar)) minmax(0, 1fr);
    gap: var(--ka-doc-index-gap);
    align-items: start;
}

.ka-doc-index__nav {
    position: sticky;
    top: var(--ka-doc-index-sticky-offset, 120px);
    align-self: start;
}

.ka-doc-index__nav-inner {
    padding: 1rem 1rem 1rem 0;
    border-right: 1px solid var(--ka-doc-index-border);
}

.ka-doc-index__nav-title {
    margin: 0 0 0.75rem;
    color: var(--ka-doc-index-muted);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.ka-doc-index__nav-list {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.ka-doc-index__nav-link {
    display: block;
    padding: 0.55rem 0.7rem;
    border-radius: var(--radius, 0.65rem);
    color: var(--ka-doc-index-text);
    font-size: 0.95rem;
    line-height: 1.3;
    text-decoration: none;
    cursor: pointer;
    border:0;
    background: transparent;
    width: 100%;
    text-align: left;
}

.ka-doc-index__nav-link:hover,
.ka-doc-index__nav-link:focus,
.ka-doc-index__nav-link.is-active{
    background: var(--ka-doc-index-primary-soft);
    color: var(--ka-doc-index-primary);
}

.ka-doc-index__content {
    display: flex;
    flex-direction: column;
    gap: clamp(3rem, 6vw, 5rem);
    min-width: 0;
    text-wrap: initial;
}

.ka-doc-card {
    scroll-margin-top: calc(var(--ka-doc-index-sticky-offset, 120px) + 24px);
}

.ka-doc-card + .ka-doc-card {
    padding-top: clamp(2rem, 4vw, 3rem);
    border-top: 1px solid var(--ka-doc-index-border);
}

.ka-doc-card__header {
    display: flex;
    gap: 0.85rem;
    align-items: center;
    margin-bottom: 1rem;
}

.ka-doc-card__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    width: 2.4rem;
    height: 2.4rem;
    border-radius: 0.75rem;
    color: var(--ka-doc-index-primary);
    font-weight: 800;
}

.ka-doc-card__title {
    margin: 0;
    font-family: var(--font-display, inherit);
    font-size: clamp(1.5rem, 2.8vw, 2.2rem);
    line-height: 1.12;
}

.ka-doc-card__image {
    margin: 0 0 1.25rem;
}

.ka-doc-card__image img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg, 1rem);
    border: 1px solid var(--ka-doc-index-border);
}

.ka-doc-card__body {
    max-width: 78ch;
    color: var(--color-on-surface-variant, #475569);
}

.ka-doc-card__body > :first-child {
    margin-top: 0;
}

.ka-doc-card__body > :last-child {
    margin-bottom: 0;
}

.ka-doc-section {
    margin-top: clamp(1.5rem, 3vw, 2.5rem);
}

.ka-doc-section__title {
    margin: 0 0 1rem;
    font-family: var(--font-display, inherit);
    font-size: 1.1rem;
    line-height: 1.2;
}

.ka-doc-steps {
    display: grid;
    gap: 1rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.ka-doc-step {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 0.85rem;
    align-items: start;
}

.ka-doc-step__number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.65rem;
    height: 1.65rem;
    border-radius: 999px;
    background: var(--color-primary-soft, #c7f7ee);
    color: var(--ka-doc-index-primary);
    font-size: 0.78rem;
    font-weight: 800;
}

.ka-doc-step__title {
    display: block;
    margin: 0 0 0.15rem;
    font-size: 0.98rem;
}

.ka-doc-step__description {
    margin: 0;
    color: var(--color-on-surface-variant, #475569);
    font-size: 0.95rem;
}

.ka-doc-faqs {
    display: grid;
    gap: 0.65rem;
}

.ka-doc-faq {
    border: 1px solid var(--ka-doc-index-border);
    border-radius: var(--radius, 0.65rem);
    background: var(--ka-doc-index-surface);
    overflow: hidden;
}

.ka-doc-faq__question {
    cursor: pointer;
    padding: 0.85rem 2rem 0.85rem 1rem;
    font-weight: 700;
    position: relative;
    list-style: none;
    appearance: none;
    -webkit-appearance: none;
}
.ka-doc-faq__question::marker,
.ka-doc-faq__question::-webkit-details-marker {
    display: none;
    content: "";
}
.ka-doc-faq__question::after {
    content: "";
    position: absolute;
    right: 1rem;
    top: 50%;
    margin-top: -2px;
    width: 0.55rem;
    height: 0.55rem;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: translateY(-60%) rotate(45deg);
}

/* Rotate when open */
details[open] > .ka-doc-faq__question::after {
    transform: translateY(-35%) rotate(-135deg);
}
.ka-doc-faq__answer {
    padding: 0 1rem 1rem;
    color: var(--color-on-surface-variant, #475569);
}

.ka-doc-faq__answer > :first-child {
    margin-top: 0;
}

.ka-doc-faq__answer > :last-child {
    margin-bottom: 0;
}

.ka-doc-index__empty {
    padding: 1rem;
    border: 1px solid var(--ka-doc-index-border);
    border-radius: var(--radius-lg, 1rem);
    background: var(--ka-doc-index-surface);
}

@media (max-width: 900px) {
    .ka-doc-index__layout {
        grid-template-columns: 1fr;
    }

    .ka-doc-index__nav {
        position: static;
    }

    .ka-doc-index__nav-list {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    }
}

.ka-doc-guides {
    display: grid;
    gap: 1rem;
}

.ka-doc-guide {
    display: grid;
    gap: 0.8rem;
    padding: clamp(1rem, 2vw, 1.25rem);
    border: 1px solid var(--ka-doc-index-border);
    border-radius: var(--radius-lg, 1rem);
    background: var(--ka-doc-index-surface);
    box-shadow: 0 16px 46px rgba(11, 28, 48, .03), inset 0 1px 0 hsla(0, 0%, 100%, .05);
}

.ka-doc-guide__title {
    margin: 0;
    font-family: var(--font-display, inherit);
    font-size: 1rem;
    line-height: 1.25;
}

.ka-doc-guide__image-button {
    display: block;
    width: 100%;
    padding: 0;
    background: transparent;
    cursor: zoom-in;
    box-shadow: 0 5px 10px rgba(11, 28, 48, .05);
    border: 1px solid var(--ka-doc-index-border);
    border-radius: var(--radius-lg, 1rem);
    overflow:hidden;
}

.ka-doc-guide__image-button:focus-visible {
    outline: 3px solid var(--ka-doc-index-primary);
    outline-offset: 3px;
}

.ka-doc-guide__image {
    display: block;
    width: 100%;
    height: auto;
}

.ka-doc-guide__description {
    color: var(--color-on-surface-variant, #475569);
}

.ka-doc-guide__description > :first-child {
    margin-top: 0;
}

.ka-doc-guide__description > :last-child {
    margin-bottom: 0;
}

.ka-doc-modal {
    width: min(1100px, calc(100vw - 2rem));
    max-height: calc(100vh - 2rem);
    padding: 0;
    border: 0;
    border-radius: var(--radius-lg, 1rem);
    background: var(--ka-doc-index-surface);
    color: var(--ka-doc-index-text);
    overflow: hidden;
}

.ka-doc-modal::backdrop {
    background: rgba(15, 92, 99, 0.55);
}

.ka-doc-modal__bar {
    display: flex;
    justify-content: flex-end;
    padding: 0.65rem;
    border-bottom: 1px solid var(--ka-doc-index-border);
}

.ka-doc-modal__close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    border: 1px solid var(--ka-doc-index-border);
    border-radius: 999px;
    background: var(--ka-doc-index-primary-soft);
    color: var(--ka-doc-index-primary);
    cursor: pointer;
    font-size: 1.5rem;
    line-height: 1;
}

.ka-doc-modal__content {
    max-height: calc(100vh - 6rem);
    padding: 1rem;
    overflow: auto;
}

.ka-doc-modal__image {
    display: block;
    width: 100%;
    height: auto;
    margin: 0 auto;
    border: 1px solid var(--ka-doc-index-border);
}