/* Sitemap page */
.visually-hidden { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

.sb-map-hero .hero-content { text-align: center; }
.sb-map-hero .hero-desc { margin-inline: auto; max-width: 60ch; }

/* Search */
.sb-map-search {
    position: relative; display: flex; align-items: center; gap: 0.7rem;
    width: min(100%, 560px); margin: 2rem auto 0; padding: 0 0.6rem 0 1.15rem; height: 58px;
    border: 1px solid var(--border-subtle); border-radius: 20px; corner-shape: squircle;
    background: var(--bg-card); backdrop-filter: var(--glass-blur); -webkit-backdrop-filter: var(--glass-blur);
    box-shadow: var(--glass-edge), 0 24px 50px -30px rgba(0, 0, 0, 0.7);
    transition: border-color 0.25s, box-shadow 0.25s;
}
.sb-map-search:focus-within { border-color: rgba(41, 171, 226, 0.6); box-shadow: var(--glass-edge), 0 0 0 5px rgba(41, 171, 226, 0.12); }
.sb-map-search > i { color: var(--sky); }
.sb-map-search input {
    flex: 1; min-width: 0; height: 100%; border: 0; outline: 0; background: none;
    color: var(--text-primary); font: inherit; font-size: 1rem;
}
.sb-map-search input::placeholder { color: var(--text-tertiary); }
.sb-map-search input::-webkit-search-cancel-button { filter: grayscale(1); opacity: 0.6; }
.sb-map-search kbd {
    display: grid; place-items: center; min-width: 30px; height: 30px; border-radius: 9px;
    border: 1px solid var(--border-subtle); color: var(--text-tertiary);
    font: 500 0.8rem var(--font-mono, monospace); background: rgba(230, 238, 248, 0.04);
}
.sb-map-count { margin: 0.9rem 0 0; font: 500 0.72rem var(--font-mono, monospace); letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-tertiary); }
.sb-map-count b { color: var(--text-primary); font-weight: 600; }

/* Tones */
.sb-map .t-sky { --tone: 41, 171, 226; }
.sb-map .t-emerald { --tone: 18, 183, 106; }
.sb-map .t-amber { --tone: 255, 164, 27; }
.sb-map .t-coral { --tone: 255, 77, 94; }

/* Jump chips */
.sb-map { padding-top: 0; }
.sb-map-jump { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.5rem; margin-bottom: 2.2rem; }
.sb-map-jump a {
    display: inline-flex; align-items: center; gap: 0.5rem; min-height: 40px; padding: 0 0.95rem;
    border: 1px solid var(--border-subtle); border-radius: 14px; corner-shape: squircle;
    background: var(--bg-card); color: var(--text-secondary); font-size: 0.9rem; font-weight: 500; text-decoration: none;
    transition: border-color 0.25s, color 0.25s, background 0.25s, transform 0.25s var(--ease);
}
.sb-map-jump a i { font-size: 0.78rem; color: rgb(var(--tone)); }
.sb-map-jump a:hover { transform: translateY(-2px); color: var(--text-primary); border-color: rgba(var(--tone), 0.5); background: rgba(var(--tone), 0.1); }
.sb-map-jump a.is-dim { opacity: 0.35; pointer-events: none; }

/* Groups */
.sb-map-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.1rem; align-items: start; }
.sb-map-group {
    position: relative; isolation: isolate; scroll-margin-top: 110px;
    padding: 1.4rem 1.3rem 1rem; border-radius: 24px; corner-shape: squircle;
    border: 1px solid var(--border-subtle);
    background: linear-gradient(160deg, rgba(230, 238, 248, 0.06), rgba(230, 238, 248, 0.015));
    box-shadow: var(--glass-edge), 0 20px 50px -30px rgba(0, 0, 0, 0.6);
    transition: border-color 0.35s, box-shadow 0.35s;
}
.sb-map-group::after {
    content: ""; position: absolute; inset: 0; z-index: -1; border-radius: inherit; pointer-events: none;
    background: radial-gradient(90% 60% at 0% 0%, rgba(var(--tone), 0.13), transparent 60%);
}
.sb-map-group:hover { border-color: rgba(var(--tone), 0.38); box-shadow: var(--glass-edge), 0 24px 50px -30px rgba(var(--tone), 0.6); }
.sb-map-group:target { border-color: rgba(var(--tone), 0.6); }
.sb-map-group.is-wide { grid-column: 1 / -1; }
.sb-map-group[hidden] { display: none; }

.sb-map-group header { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 0.9rem; }
.sb-map-ico {
    flex: none; display: grid; place-items: center; width: 42px; height: 42px; border-radius: 14px; corner-shape: squircle;
    color: rgb(var(--tone)); background: linear-gradient(150deg, rgba(var(--tone), 0.22), rgba(var(--tone), 0.06));
    box-shadow: inset 0 0 0 1px rgba(var(--tone), 0.3);
}
.sb-map-group h2 { flex: 1; min-width: 0; margin: 0; font-size: 1.12rem; line-height: 1.25; letter-spacing: -0.01em; }
.sb-map-n {
    flex: none; min-width: 30px; padding: 0.2rem 0.5rem; border-radius: 999px; text-align: center;
    font: 600 0.72rem var(--font-mono, monospace); color: rgb(var(--tone));
    background: rgba(var(--tone), 0.12); border: 1px solid rgba(var(--tone), 0.28);
}
.sb-map-all {
    flex: none; display: inline-flex; align-items: center; gap: 0.4rem; padding: 0.4rem 0.8rem; border-radius: 12px;
    border: 1px solid rgba(var(--tone), 0.35); color: var(--text-primary); font-size: 0.85rem; font-weight: 600; text-decoration: none;
    background: rgba(var(--tone), 0.08); transition: background 0.25s;
}
.sb-map-all i { font-size: 0.72rem; color: rgb(var(--tone)); transition: transform 0.25s var(--ease); }
.sb-map-all:hover { background: rgba(var(--tone), 0.16); }
.sb-map-all:hover i { transform: translateX(3px); }

/* Links */
.sb-map-group ul { margin: 0; padding: 0; list-style: none; }
.sb-map-group li + li { border-top: 1px solid rgba(230, 238, 248, 0.06); }
.sb-map-group li[hidden] { display: none; }
.sb-map-group li a {
    display: flex; align-items: center; gap: 0.75rem; min-height: 44px; padding: 0.45rem 0.55rem; margin-inline: -0.55rem;
    border-radius: 12px; color: var(--text-secondary); text-decoration: none; font-size: 0.95rem;
    transition: background 0.2s, color 0.2s;
}
.sb-map-group li a::before {
    content: ""; flex: none; width: 6px; height: 6px; border-radius: 50%;
    background: rgba(var(--tone), 0.55); transition: transform 0.25s var(--ease), background 0.25s;
}
.sb-map-group li a span { flex: 1; min-width: 0; }
.sb-map-group li a small {
    flex: none; max-width: 45%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
    font: 500 0.7rem var(--font-mono, monospace); color: var(--text-tertiary); opacity: 0; transform: translateX(-4px);
    transition: opacity 0.2s, transform 0.25s var(--ease);
}
.sb-map-group li a:hover, .sb-map-group li a:focus-visible { color: var(--text-primary); background: rgba(var(--tone), 0.09); }
.sb-map-group li a:hover::before, .sb-map-group li a:focus-visible::before { background: rgb(var(--tone)); transform: scale(1.4); }
.sb-map-group li a:hover small, .sb-map-group li a:focus-visible small { opacity: 1; transform: none; }
.sb-map-group li a[aria-current="page"] { color: var(--text-primary); }
.sb-map-group li.is-key a { color: var(--text-primary); font-weight: 600; }
.sb-map-group li.is-key a::after {
    content: "Flagship"; flex: none; padding: 0.12rem 0.45rem; border-radius: 999px;
    font: 600 0.6rem var(--font-mono, monospace); letter-spacing: 0.08em; text-transform: uppercase;
    color: rgb(var(--tone)); background: rgba(var(--tone), 0.12); border: 1px solid rgba(var(--tone), 0.3);
}
.sb-map-group li.is-key a:hover small { display: none; }
.sb-map-group mark { background: rgba(var(--tone), 0.28); color: var(--text-primary); border-radius: 3px; padding: 0 1px; }

/* Insights: sub-columns */
.sb-map-cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 0.4rem 2rem; }
.sb-map-cols h3 {
    margin: 0.4rem 0 0.35rem; font: 500 0.68rem var(--font-mono, monospace); letter-spacing: 0.12em;
    text-transform: uppercase; color: var(--text-tertiary);
}
.sb-map-cols > div[hidden] { display: none; }

/* Empty state */
.sb-map-empty { margin: 1rem auto 0; max-width: 460px; padding: 2.2rem 1.5rem; text-align: center; border: 1px dashed var(--border-subtle); border-radius: 22px; }
.sb-map-empty i { font-size: 1.8rem; color: var(--sky); margin-bottom: 0.8rem; }
.sb-map-empty p { margin: 0; color: var(--text-secondary); }
.sb-map-empty b { color: var(--text-primary); }

/* Light mode */
body.light-mode .sb-map-group { background: rgba(255, 255, 255, 0.72); }
body.light-mode .sb-map-group li + li { border-top-color: rgba(10, 20, 40, 0.07); }
body.light-mode .sb-map-search, body.light-mode .sb-map-jump a { background: rgba(255, 255, 255, 0.8); }

/* Responsive */
@media (max-width: 1024px) { .sb-map-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 640px) {
    .sb-map-grid { grid-template-columns: minmax(0, 1fr); gap: 0.8rem; }
    .sb-map-search { height: 54px; margin-top: 1.5rem; }
    .sb-map-search kbd { display: none; }
    .sb-map-jump { flex-wrap: nowrap; justify-content: flex-start; overflow-x: auto; margin-inline: -1rem; padding: 0 1rem 0.3rem; scrollbar-width: none; }
    .sb-map-jump::-webkit-scrollbar { display: none; }
    .sb-map-jump a { flex: none; }
    .sb-map-group { padding: 1.15rem 1.05rem 0.7rem; border-radius: 20px; }
    .sb-map-group header { flex-wrap: wrap; }
    .sb-map-all { order: 4; flex-basis: 100%; justify-content: center; min-height: 42px; }
    .sb-map-group li a small { display: none; }
    .sb-map-cols { grid-template-columns: minmax(0, 1fr); }
}
@media (hover: none) { .sb-map-group li a small { display: none; } }
@media (prefers-reduced-motion: reduce) { .sb-map-jump a, .sb-map-group li a::before, .sb-map-all i { transition: none; } }

/* Corner fix: paint the tone glow in the card's own background so it follows the squircle edge */
.sb-map-group::after { content: none; }
.sb-map-group {
    background:
        radial-gradient(90% 60% at 0% 0%, rgba(var(--tone), 0.13), transparent 60%),
        linear-gradient(160deg, rgba(230, 238, 248, 0.06), rgba(230, 238, 248, 0.015));
}
body.light-mode .sb-map-group {
    background:
        radial-gradient(90% 60% at 0% 0%, rgba(var(--tone), 0.12), transparent 60%),
        rgba(255, 255, 255, 0.72);
}