/* Homepage polish: original CSS implementation inspired by border-beam effects.
   No React runtime or external animation dependency is required. */
@property --km-beam-angle {
    syntax: '<angle>';
    inherits: false;
    initial-value: 0deg;
}

.knowledge-map-home {
    --km-polish-accent: #0868f7;
    --km-polish-soft: #edf5ff;
    --km-polish-line: #d6e6fb;
    --km-polish-glint: #72c8ff;
}

html[data-home-theme="red"] .knowledge-map-home {
    --km-polish-accent: #df4450;
    --km-polish-soft: #fff2ef;
    --km-polish-line: #f1d9d5;
    --km-polish-glint: #ffb0a1;
}

.knowledge-map-home .km-hero-actions .km-button {
    position: relative;
    border-radius: 14px;
    padding-inline: 25px;
    gap: 14px;
}

.knowledge-map-home .km-hero-actions .km-button::after {
    content: '↗';
    font-size: 19px;
    font-weight: 500;
}

/* A masked ring keeps all text and artwork unobscured and clickable.
   Browsers without mask compositing retain the ordinary static border. */
@supports (mask-composite: exclude) or (-webkit-mask-composite: xor) {
    .knowledge-map-home .km-hero-actions .km-button::before,
    .knowledge-map-home .km-path-card-start-robot::after {
        content: '';
        position: absolute;
        inset: -1px;
        z-index: 3;
        padding: 2px;
        border-radius: inherit;
        pointer-events: none;
        background: conic-gradient(from var(--km-beam-angle), transparent 0% 65%, var(--km-polish-glint) 80%, #fff 88%, var(--km-polish-accent) 95%, transparent 100%);
        -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
        mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
        -webkit-mask-composite: xor;
        mask-composite: exclude;
        animation: km-polish-beam 8s linear infinite;
    }

    .knowledge-map-home .km-path-card-start-robot::after {
        inset: 0;
        opacity: .75;
        animation-duration: 12s;
    }
}

@keyframes km-polish-beam {
    to { --km-beam-angle: 360deg; }
}

.knowledge-map-home .km-path-card-start-robot {
    border-color: var(--km-polish-line);
    box-shadow: 0 12px 32px rgb(28 67 116 / 7%);
}

.knowledge-map-home .km-path-card-start-robot .km-path-badge {
    background: var(--km-polish-soft);
    color: var(--km-polish-accent);
    border: 1px solid var(--km-polish-line);
    gap: 7px;
}

.knowledge-map-home .km-path-card-start-robot .km-path-badge::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
}

.knowledge-map-home .km-hero .km-shortcut {
    border: 1px solid var(--km-polish-line);
    box-shadow: 0 4px 18px rgb(28 67 116 / 4%);
    transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.knowledge-map-home .km-tool-list {
    gap: 16px;
    border-top: 0;
}

.knowledge-map-home .km-tool-list .tool-card {
    padding: 22px;
    border: 1px solid var(--km-polish-line);
    border-radius: 18px;
    background: #fff;
    box-shadow: 0 4px 18px rgb(28 67 116 / 3%);
    transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.knowledge-map-home .km-tool-index {
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    border-radius: 13px;
    background: var(--km-polish-soft);
    color: var(--km-polish-accent);
    font-family: Inter, sans-serif;
    font-size: 14px;
    font-weight: 600;
}

.knowledge-map-home .km-tool-list b {
    color: var(--km-polish-accent);
}

.knowledge-map-home .km-tool-list b::after {
    content: ' ↗';
    display: inline-block;
    margin-left: 5px;
}

@media (hover: hover) and (pointer: fine) {
    .knowledge-map-home .km-tool-list .tool-card:hover,
    .knowledge-map-home .km-hero .km-shortcut:hover {
        border-color: var(--km-polish-accent);
        background: #fff;
        box-shadow: 0 12px 28px rgb(28 67 116 / 9%);
        transform: translateY(-3px);
    }
}

.knowledge-map-home .km-tool-list .tool-card:focus-visible,
.knowledge-map-home .km-hero .km-shortcut:focus-visible,
.knowledge-map-home .km-path-card-start-robot:focus-visible {
    outline: 3px solid var(--km-polish-accent);
    outline-offset: 4px;
}

@media (max-width: 600px) {
    .knowledge-map-home .km-tool-list { gap: 12px; }
    .knowledge-map-home .km-tool-list .tool-card { padding: 18px 16px; }
    .knowledge-map-home .km-tool-index { width: 36px; height: 36px; }
}

@media (max-width: 600px), (pointer: coarse), (prefers-reduced-motion: reduce) {
    .knowledge-map-home .km-hero-actions .km-button::before,
    .knowledge-map-home .km-path-card-start-robot::after {
        animation: none;
        --km-beam-angle: 135deg;
        opacity: .55;
    }
}

@media (prefers-reduced-motion: reduce) {
    .knowledge-map-home .km-tool-list .tool-card:hover,
    .knowledge-map-home .km-hero .km-shortcut:hover,
    .knowledge-map-home .km-hero-actions .km-button:hover {
        transform: none;
    }
}