/**
 * focus_stage.css
 *
 * Centralized styles for the "Focus Stage" detail view.
 * This module governs the layout, visibility, and components of the
 * business detail overlay (Galaxy & Map views).
 *
 * States:
 * - [data-panel-surface="focus"]
 * - [data-panel-surface="focus-search"]
 * - [data-panel-surface="semantic-dive"]
 */

/* ── 1. Base Layout & Stage Container ────────────────────────────────────── */

.focus-stage {
    position: fixed;
    z-index: var(--z-overlay);
    pointer-events: none;
}

.focus-stage-card {
    --cluster-rgb: 78 205 196;
    position: relative;
    pointer-events: auto;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 14px 16px;
    border-radius: var(--glass-radius-panel);
    border: var(--glass-border);
    background: var(--glass-bg);
    color: rgba(238, 250, 248, 0.9);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    box-shadow: var(--shadow-glass);
    transition:
        transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
        opacity 0.4s ease;
}

.focus-stage-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--glass-bg-accent);
    opacity: 0.5;
    pointer-events: none;
    border-radius: inherit;
}

.focus-stage-card > * {
    position: relative;
    z-index: var(--z-field-nodes);
}

.focus-stage-card
    :is(
        button,
        a,
        input,
        textarea,
        select,
        [role='button'],
        .focus-stage-journey.active,
        .focus-stage-neighbors.active,
        .focus-stage-neighbor-pill,
        .focus-thread-inspector.active
    ) {
    pointer-events: auto;
}

.focus-stage-kicker {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: rgb(var(--cluster-rgb) / 0.84);
    margin-bottom: 7px;
}

.focus-stage-name {
    font-family: 'Bricolage Grotesque', sans-serif;
    font-size: 20px;
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: var(--color-text-strong);
    margin-bottom: 5px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.focus-stage-filed {
    font-family: 'JetBrains Mono', monospace;
    font-size: 10px;
    line-height: 1.35;
    color: rgba(228, 240, 244, 0.54);
    margin-bottom: 8px;
    word-break: break-word;
}

.focus-stage-what {
    font-size: 12px;
    line-height: 1.45;
    color: rgba(244, 250, 252, 0.82);
}

.focus-stage-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 7px;
}

.focus-stage-card .signal-badge {
    display: inline-flex;
    align-items: center;
    min-height: 22px;
    padding: 4px 8px;
    border-radius: 999px;
    border: 1px solid rgba(var(--color-primary-tint-rgb), 0.18);
    background: rgba(var(--color-primary-tint-rgb), 0.08);
    color: rgba(235, 252, 249, 0.84);
    font-family: 'JetBrains Mono', monospace;
    font-size: 8px;
    font-weight: 700;
    line-height: 1;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.focus-stage-trivia {
    margin-top: 9px;
    color: rgba(231, 242, 244, 0.76);
    font-size: 12px;
    line-height: 1.42;
}

.focus-stage-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 10px;
}

.focus-stage-chip {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 5px 9px;
    border-radius: 999px;
    border: 1px solid rgb(var(--cluster-rgb) / 0.22);
    background: linear-gradient(180deg, rgb(var(--cluster-rgb) / 0.13), rgb(var(--cluster-rgb) / 0.07));
    box-shadow: inset 0 1px 0 var(--glass-reflection-soft);
    font-size: 9px;
    text-transform: uppercase;
    letter-spacing: 0.46px;
    color: rgba(247, 252, 255, 0.8);
}

.focus-stage-note {
    margin-top: 10px;
    padding: 9px 10px;
    border-radius: 13px;
    border: 1px solid rgba(255, 255, 255, 0.07);
    background: linear-gradient(180deg, var(--glass-reflection-soft), rgba(255, 255, 255, 0.018));
    font-size: 10px;
    line-height: 1.48;
    color: rgba(233, 241, 244, 0.7);
    box-shadow: inset 0 1px 0 var(--glass-reflection-fade);
}

/* ── 2. Component Modules ────────────────────────────────────────────────── */

/* 2.1 Actions & Dives */

.focus-stage-action-btn {
    --btn-rgb: var(--cluster-rgb, 121 235 222);
    flex: 1 1 0;
    justify-content: center;
    border: 1px solid rgb(var(--btn-rgb) / 0.2);
    background: linear-gradient(180deg, rgb(var(--btn-rgb) / 0.14), rgb(var(--btn-rgb) / 0.08));
    color: var(--color-text-primary);
    border-radius: 12px;
    padding: 8px 10px;
    font-size: 10px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    font-family: inherit;
    cursor: pointer;
    box-shadow:
        inset 0 1px 0 var(--glass-reflection-soft),
        0 8px 22px var(--shadow-antumbra);
    transition:
        background 0.18s ease,
        border-color 0.18s ease,
        transform 0.18s ease,
        box-shadow 0.18s ease;
}

.focus-stage-action-btn:hover {
    background: linear-gradient(180deg, rgb(var(--btn-rgb) / 0.22), rgb(var(--btn-rgb) / 0.12));
    border-color: rgb(var(--btn-rgb) / 0.3);
    transform: translateY(-1px);
    box-shadow:
        inset 0 1px 0 var(--glass-reflection-muted),
        0 12px 26px var(--shadow-antumbra);
}

/* Use aria-disabled (not the native disabled attribute) so the title
   tooltip is still discoverable on hover; click handler no-ops instead. */
.focus-stage-action-btn[aria-disabled='true'] {
    opacity: 0.45;
    cursor: not-allowed;
    pointer-events: auto;
}

.focus-stage-action-btn[aria-disabled='true']:hover {
    transform: none;
}

.focus-stage-dive-btn {
    width: 100%;
    margin-top: 9px;
    min-height: 44px;
    border: 1px solid rgb(var(--cluster-rgb) / 0.2);
    border-radius: 15px;
    padding: 12px 16px 12px;
    background:
        radial-gradient(circle at 18% 20%, rgb(var(--cluster-rgb) / 0.24), transparent 40%),
        linear-gradient(135deg, rgb(var(--cluster-rgb) / 0.16), rgba(7, 20, 26, 0.6));
    color: rgba(248, 254, 255, 0.92);
    font-family: inherit;
    text-align: left;
    cursor: pointer;
    box-shadow:
        inset 0 1px 0 var(--glass-reflection-muted),
        0 12px 28px var(--shadow-antumbra);
    transition:
        border-color 0.2s ease,
        box-shadow 0.2s ease,
        transform 0.2s ease,
        background 0.2s ease;
}

.focus-stage-dive-btn:hover:not(:disabled) {
    border-color: rgb(var(--cluster-rgb) / 0.34);
    transform: translateY(-1px);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.07),
        0 16px 34px var(--shadow-penumbra),
        0 0 26px rgb(var(--cluster-rgb) / 0.08);
}

.focus-stage-dive-btn:disabled {
    opacity: 0.42;
    cursor: default;
}

.focus-stage-dive-label {
    display: block;
    font-family: 'Bricolage Grotesque', sans-serif;
    font-size: 13px;
    line-height: 1.05;
    letter-spacing: -0.01em;
}

.focus-stage-dive-copy {
    display: block;
    margin-top: 4px;
    font-size: 9px;
    line-height: 1.35;
    color: rgba(228, 247, 249, 0.66);
}

/* 2.2 Inside Controls & Pulse */
.focus-stage-inside-controls {
    display: none;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 8px;
    margin-top: 8px;
}

.focus-stage-inside-status {
    display: none;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 7px;
    align-items: center;
    margin-top: 8px;
    padding: 8px 9px;
    border-radius: 13px;
    border: 1px solid rgba(var(--color-primary-tint-rgb), 0.16);
    background:
        radial-gradient(circle at 10% 0%, rgba(var(--color-primary-tint-rgb), 0.14), transparent 50%),
        linear-gradient(135deg, rgba(5, 18, 24, 0.66), rgba(4, 8, 14, 0.48));
    color: rgba(225, 247, 245, 0.78);
}

.focus-stage-inside-pulse {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 1px solid rgba(255, 226, 132, 0.5);
    background: radial-gradient(
        circle,
        rgba(255, 241, 177, 0.95) 0 22%,
        rgba(var(--color-primary-tint-rgb), 0.55) 30% 48%,
        transparent 58%
    );
    box-shadow: 0 0 16px rgba(var(--color-primary-tint-rgb), 0.22);
}

.focus-stage-inside-status-copy {
    min-width: 0;
    font-family: 'JetBrains Mono', monospace;
    font-size: 8px;
    line-height: 1.35;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

body[data-inside-walk-state='walking'] .focus-stage-inside-pulse {
    animation: insidePocketPulse 1.05s ease-in-out infinite;
}

.focus-stage-inside-btn {
    min-height: 34px;
    border: 1px solid rgb(var(--cluster-rgb) / 0.24);
    border-radius: 12px;
    padding: 7px 8px;
    background:
        radial-gradient(circle at 24% 0%, rgb(var(--cluster-rgb) / 0.18), transparent 54%),
        linear-gradient(180deg, rgba(14, 39, 42, 0.52), rgba(5, 13, 18, 0.46));
    color: rgba(236, 254, 252, 0.9);
    font-family: 'JetBrains Mono', monospace;
    font-size: 8px;
    letter-spacing: 0.055em;
    text-transform: uppercase;
    cursor: pointer;
    transition:
        transform 0.18s ease,
        border-color 0.18s ease,
        background 0.18s ease,
        color 0.18s ease;
}

.focus-stage-inside-btn:hover:not(:disabled),
.focus-stage-inside-btn:focus-visible:not(:disabled) {
    transform: translateY(-1px);
    border-color: rgb(var(--cluster-rgb) / 0.4);
    color: rgba(249, 255, 254, 0.96);
}

.focus-stage-inside-btn.secondary {
    border-color: rgba(255, 226, 132, 0.2);
    color: rgba(255, 240, 184, 0.86);
    background:
        radial-gradient(circle at 24% 0%, rgba(255, 226, 132, 0.14), transparent 54%),
        linear-gradient(180deg, rgba(42, 31, 12, 0.48), rgba(5, 13, 18, 0.42));
}

.focus-stage-inside-btn:disabled {
    cursor: default;
    opacity: 0.58;
    color: rgba(255, 240, 184, 1);
    border-color: rgba(255, 226, 132, 0.12);
    background: linear-gradient(180deg, rgba(255, 226, 132, 0.055), rgba(255, 255, 255, 0.018));
    transform: none;
}

/* 2.3 Neighbors */
.focus-stage-neighbors {
    display: grid;
    opacity: 0;
    max-height: 0;
    overflow: hidden;
    margin-top: 0;
    padding-top: 0;
    border-top: 0 solid rgba(255, 255, 255, 0);
    pointer-events: none;
    transition:
        opacity 0.48s cubic-bezier(0.4, 0, 0.2, 1),
        max-height 0.48s cubic-bezier(0.4, 0, 0.2, 1),
        margin-top 0.48s cubic-bezier(0.4, 0, 0.2, 1),
        padding-top 0.48s cubic-bezier(0.4, 0, 0.2, 1),
        border-top-color 0.48s cubic-bezier(0.4, 0, 0.2, 1);
}

.focus-stage-neighbors.active {
    opacity: 1;
    max-height: 600px;
    margin-top: 10px;
    padding-top: 10px;
    border-top-width: 1px;
    border-top-color: var(--glass-reflection);
    pointer-events: auto;
}

.focus-stage-neighbor-kicker {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: rgb(var(--cluster-rgb) / 0.78);
}

.focus-stage-neighbor-list {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 8px;
}

.focus-stage-neighbor-pill {
    display: grid;
    grid-template-columns: 32px minmax(0, 1fr);
    align-items: center;
    gap: 9px;
    border: var(--glass-border);
    background: var(--glass-reflection-soft);
    color: var(--color-text-secondary);
    border-radius: var(--glass-radius-pill);
    padding: 8px 12px;
    font-size: 10px;
    font-weight: 700;
    line-height: 1.2;
    font-family: inherit;
    cursor: pointer;
    box-shadow: inset 0 1px 0 var(--glass-reflection-soft);
    transition:
        background-color 0.2s ease,
        border-color 0.2s ease,
        color 0.2s ease,
        transform 0.2s ease;
    max-width: 100%;
    overflow: hidden;
}

.focus-stage-neighbor-pill > span,
.focus-stage-neighbor-pill .focus-stage-neighbor-name {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: block;
}

.focus-stage-neighbor-pill:hover {
    background: var(--glass-reflection);
    border-color: rgba(255, 255, 255, 0.22);
    color: var(--color-text-strong);
    transform: translateY(-1px);
}

/* The first card is the highest-scored neighbor — the most likely next
   action. Promote it to a primary CTA so the eye lands there first.
   Matches (0,0,4,2) specificity from journey_steps.css role-color rules
   so the teal CTA wins over the per-role border tint. */
body[data-panel-surface]:not([data-panel-surface^='map-']) .focus-stage-neighbor-pill.is-next-stop {
    background: linear-gradient(
        180deg,
        rgba(var(--color-primary-tint-rgb), 0.2),
        rgba(var(--color-primary-tint-rgb), 0.08)
    );
    border-color: rgba(var(--color-primary-tint-rgb), 0.55);
    box-shadow:
        inset 0 1px 0 var(--glass-reflection),
        0 10px 26px var(--shadow-antumbra),
        0 0 0 1px rgba(var(--color-primary-tint-rgb), 0.22);
    padding: 12px 14px;
}

body[data-panel-surface]:not([data-panel-surface^='map-']) .focus-stage-neighbor-pill.is-next-stop:hover {
    background: linear-gradient(
        180deg,
        rgba(var(--color-primary-tint-rgb), 0.28),
        rgba(var(--color-primary-tint-rgb), 0.12)
    );
    border-color: rgba(var(--color-primary-tint-rgb), 0.7);
    box-shadow:
        inset 0 1px 0 var(--color-border-muted),
        0 12px 30px var(--shadow-penumbra),
        0 0 0 1px rgba(var(--color-primary-tint-rgb), 0.3);
}

.focus-stage-neighbor-next-stop-badge {
    display: inline-block;
    margin-left: 6px;
    padding: 2px 7px;
    border-radius: 999px;
    background: rgba(var(--color-primary-tint-rgb), 0.22);
    border: 1px solid rgba(var(--color-primary-tint-rgb), 0.42);
    color: rgba(229, 246, 244, 0.95);
    font-size: 8.5px;
    font-weight: 800;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    vertical-align: middle;
}

/* 2.4 Journey & Trail Controls */
.focus-stage-journey {
    display: flex;
    opacity: 0;
    max-height: 0;
    overflow: hidden;
    margin-top: 0;
    padding-top: 0;
    border-top: 0 solid rgba(255, 255, 255, 0);
    pointer-events: none;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    transition:
        opacity 0.48s cubic-bezier(0.4, 0, 0.2, 1),
        max-height 0.48s cubic-bezier(0.4, 0, 0.2, 1),
        margin-top 0.48s cubic-bezier(0.4, 0, 0.2, 1),
        padding-top 0.48s cubic-bezier(0.4, 0, 0.2, 1),
        border-top-width 0.48s cubic-bezier(0.4, 0, 0.2, 1),
        border-top-color 0.48s cubic-bezier(0.4, 0, 0.2, 1);
}

.focus-stage-journey.active {
    opacity: 1;
    max-height: 200px;
    margin-top: 10px;
    padding-top: 10px;
    border-top-width: 1px;
    border-top-color: var(--glass-reflection);
    pointer-events: auto;
}

.focus-stage-journey-btn {
    border: var(--glass-border);
    background: var(--glass-reflection-soft);
    color: var(--color-text-primary);
    border-radius: var(--glass-radius-action);
    padding: 8px 12px;
    font-size: 10.5px;
    font-weight: 700;
    font-family: inherit;
    cursor: pointer;
    box-shadow: inset 0 1px 0 var(--glass-reflection-soft);
    transition:
        background-color 0.2s ease,
        border-color 0.2s ease,
        color 0.2s ease,
        transform 0.2s ease;
}

.focus-stage-journey-btn:hover:not(:disabled) {
    background: rgba(var(--color-primary-alt-rgb), 0.12);
    border: var(--glass-border-glow);
    color: var(--color-text-strong);
    transform: translateY(-1px);
}

.focus-stage-actions .action-btn {
    appearance: none;
    -webkit-appearance: none;
    border: 1px solid rgba(var(--color-primary-tint-rgb), 0.14);
    border-radius: 12px;
    background: linear-gradient(180deg, var(--glass-reflection-muted), rgba(255, 255, 255, 0.026));
    color: rgba(240, 252, 250, 0.86);
    font-family: 'JetBrains Mono', monospace;
    font-size: 9px;
    font-weight: 700;
    line-height: 1;
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

.focus-stage-journey-btn:disabled {
    opacity: 0.38;
    cursor: default;
}

.focus-stage-journey-meta {
    flex: 1 1 auto;
    text-align: center;
    min-width: 0;
}

.focus-stage-journey-kicker {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: rgb(var(--cluster-rgb) / 0.78);
}

.focus-stage-journey-progress {
    margin-top: 3px;
    font-size: 12px;
    line-height: 1.4;
    color: rgba(247, 252, 255, 0.86);
}

/* ── 3. State Modifiers ──────────────────────────────────────────────────── */

body[data-trail-state='active'] .focus-stage-journey.active {
    border: var(--glass-border);
    background: var(--glass-reflection-muted);
    border-radius: var(--glass-radius-panel);
    padding: 12px;
    box-shadow: inset 0 1px 0 var(--glass-reflection-fade);
}

body[data-trail-state='active'] .focus-stage-journey-meta {
    padding: 8px 12px;
    border-radius: var(--glass-radius-card);
    background: rgba(4, 18, 22, 0.32);
    box-shadow: inset 0 1px 0 var(--glass-reflection-fade);
}

body[data-trail-state='active'] .focus-stage-journey-kicker,
body[data-trail-state='active'] .focus-stage-neighbor-kicker {
    color: rgba(177, 248, 240, 0.84);
}

body[data-trail-state='active'] .focus-stage-journey-progress {
    color: rgba(243, 251, 255, 0.92);
    font-weight: 700;
    letter-spacing: 0.01em;
}

body[data-trail-state='active'] .focus-stage-journey-btn:not(:disabled) {
    border-color: rgba(var(--color-primary-tint-rgb), 0.22);
    background: rgba(var(--color-primary-alt-rgb), 0.12);
    box-shadow: 0 0 0 1px rgba(var(--color-primary-alt-rgb), 0.05);
}

body[data-trail-state='active'] #btn-focus-prev:not(:disabled),
body[data-trail-state='active'] #btn-prev-node:not(:disabled) {
    border-color: rgba(var(--color-primary-tint-rgb), 0.16);
    background: rgba(var(--color-primary-alt-rgb), 0.08);
    color: rgba(235, 251, 248, 0.92);
}

body[data-trail-state='active'] #btn-focus-next:not(:disabled),
body[data-trail-state='active'] #btn-next-node:not(:disabled) {
    border-color: rgba(var(--color-primary-tint-rgb), 0.32);
    background: linear-gradient(
        180deg,
        rgba(var(--color-primary-tint-rgb), 0.28),
        rgba(var(--color-primary-alt-rgb), 0.16)
    );
    color: rgba(247, 254, 255, 0.98);
    box-shadow:
        0 10px 24px rgba(8, 28, 32, 0.22),
        0 0 0 1px rgba(var(--color-primary-tint-rgb), 0.1);
}

body[data-trail-state='active'] .trail-controls {
    padding: 8px;
    border-radius: 12px;
    background: linear-gradient(
        180deg,
        rgba(var(--color-primary-alt-rgb), 0.08),
        rgba(var(--color-primary-alt-rgb), 0.02)
    );
    border: 1px solid rgba(var(--color-primary-tint-rgb), 0.12);
    box-shadow: inset 0 1px 0 var(--glass-reflection-fade);
}

body[data-trail-state='active'] .trail-context {
    color: rgba(235, 248, 250, 0.9);
    border-top-color: rgba(var(--color-primary-tint-rgb), 0.14);
}

body[data-trail-state='active'] .focus-stage-neighbor-pill {
    border-color: rgba(var(--color-primary-tint-rgb), 0.18);
    background: rgba(var(--color-primary-alt-rgb), 0.08);
}

/* ── 4. Keyframes ────────────────────────────────────────────────────────── */

@keyframes insidePocketPulse {
    0%,
    100% {
        transform: scale(0.92);
        opacity: 0.74;
        box-shadow: 0 0 12px rgba(var(--color-primary-tint-rgb), 0.16);
    }
    50% {
        transform: scale(1.18);
        opacity: 1;
        box-shadow:
            0 0 24px rgba(255, 226, 132, 0.24),
            0 0 34px rgba(var(--color-primary-tint-rgb), 0.2);
    }
}

/* ── 5. Responsive Overrides ─────────────────────────────────────────────── */

@media (min-width: 769px) {
    body[data-panel-surface='focus'] .focus-stage,
    body[data-panel-surface='focus-search'] .focus-stage,
    body[data-panel-surface='semantic-dive'] .focus-stage {
        top: 96px;
        right: 16px;
        bottom: 14px;
        left: auto;
        width: clamp(320px, 27vw, 392px);
        min-width: 0;
        display: flex;
        align-items: stretch;
        visibility: visible;
        opacity: 1;
        transform: none;
        pointer-events: auto;
    }

    body[data-panel-surface='focus'] .focus-stage-card,
    body[data-panel-surface='focus-search'] .focus-stage-card,
    body[data-panel-surface='semantic-dive'] .focus-stage-card {
        width: 100%;
        max-height: min(100%, calc(100vh - 120px));
        padding: 16px 16px 18px;
        border-radius: 8px;
        scrollbar-width: thin;
        scrollbar-color: rgba(var(--color-primary-tint-rgb), 0.34) transparent;
    }

    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search'], [data-panel-surface='semantic-dive'])
        :is(.share-toggle, .legend-toggle, .help-toggle, .controls) {
        display: none;
        visibility: hidden;
        pointer-events: none;
    }

    /* UI-2: Hide legend panel in focus mode to prevent bottom-left collision.
       The legend is a category reference not needed during focused business
       exploration. Trail controls and focus-pocket own the left side. */
    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search'], [data-panel-surface='semantic-dive'])
        #legend-panel {
        display: none;
        visibility: hidden;
        pointer-events: none;
    }

    body[data-panel-surface='focus'] .focus-stage-card::-webkit-scrollbar,
    body[data-panel-surface='focus-search'] .focus-stage-card::-webkit-scrollbar,
    body[data-panel-surface='semantic-dive'] .focus-stage-card::-webkit-scrollbar {
        width: 6px;
        height: 6px;
    }

    body[data-panel-surface='focus'] .focus-stage-card::-webkit-scrollbar-track,
    body[data-panel-surface='focus-search'] .focus-stage-card::-webkit-scrollbar-track,
    body[data-panel-surface='semantic-dive'] .focus-stage-card::-webkit-scrollbar-track {
        background: transparent;
    }

    body[data-panel-surface='focus'] .focus-stage-card::-webkit-scrollbar-thumb,
    body[data-panel-surface='focus-search'] .focus-stage-card::-webkit-scrollbar-thumb,
    body[data-panel-surface='semantic-dive'] .focus-stage-card::-webkit-scrollbar-thumb {
        background: rgba(var(--color-primary-tint-rgb), 0.34);
        border-radius: 3px;
    }

    body[data-panel-surface='focus'] .focus-stage-name,
    body[data-panel-surface='focus-search'] .focus-stage-name,
    body[data-panel-surface='semantic-dive'] .focus-stage-name {
        font-size: 18px;
        line-height: 1.12;
        letter-spacing: 0;
        display: block;
        font-weight: 700;
        margin-bottom: 6px;
    }

    body[data-panel-surface='focus'] .focus-stage-journey.active,
    body[data-panel-surface='focus-search'] .focus-stage-journey.active,
    body[data-panel-surface='semantic-dive'] .focus-stage-journey.active {
        display: grid;
        grid-template-columns: 56px minmax(0, 1fr) 56px;
        align-items: stretch;
    }

    body[data-panel-surface='focus'] .focus-stage-journey-btn,
    body[data-panel-surface='focus-search'] .focus-stage-journey-btn,
    body[data-panel-surface='semantic-dive'] .focus-stage-journey-btn {
        min-width: 56px;
        min-height: 52px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        padding: 0;
    }

    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search']) .focus-stage-actions {
        gap: 6px;
        margin-top: 8px;
    }

    /* County (back) is the only action button; the three view adjustments
       (Recenter, Expand, Show Trail) are quiet text links in a sub-row. */
    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search']) #btn-focus-overview {
        min-height: 30px;
        padding: 7px 10px;
        border-radius: 9px;
        background: linear-gradient(180deg, rgb(var(--cluster-rgb) / 0.16), rgb(var(--cluster-rgb) / 0.08));
        box-shadow: inset 0 1px 0 var(--glass-reflection-soft);
        color: rgba(229, 246, 244, 0.9);
        flex: 0 0 auto;
        min-width: 96px;
    }

    /* Subtle secondary actions: a row of text links under the back button. */
    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search']) #btn-focus-center,
    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search']) #btn-focus-expand,
    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search']) #btn-focus-path {
        flex: 0 0 auto;
        min-height: 24px;
        padding: 4px 8px;
        background: transparent;
        border: none;
        box-shadow: none;
        color: rgba(176, 207, 200, 0.62);
        font-weight: 500;
        font-size: 10.5px;
        letter-spacing: 0.02em;
        text-transform: none;
    }

    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search']) #btn-focus-center:hover,
    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search']) #btn-focus-expand:hover,
    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search']) #btn-focus-path:hover {
        color: rgba(229, 246, 244, 0.95);
        background: rgba(var(--color-primary-tint-rgb), 0.06);
        border-radius: 6px;
    }

    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search']) .focus-stage-dive-btn {
        margin-top: 8px;
        min-height: 42px;
        padding: 10px 14px;
        border-radius: 12px;
    }

    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search']) .focus-stage-journey.active {
        grid-template-columns: 42px minmax(0, 1fr) 48px;
        gap: 8px;
        margin-top: 10px;
        padding: 6px 8px;
        border-radius: 14px;
    }

    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search']) .focus-stage-journey-btn {
        min-width: 44px;
        min-height: 44px;
        border-radius: 11px;
    }

    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search']) .focus-stage-journey-meta {
        padding: 6px 8px 7px;
        border-radius: 12px;
    }

    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search']) .focus-stage-route {
        margin: 5px 0 4px;
    }

    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search']) .focus-stage-next {
        margin-top: 3px;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search']) .focus-stage-neighbors.active {
        margin-top: 10px;
        padding-top: 10px;
    }

    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search']) .focus-stage-neighbor-list {
        gap: var(--focus-stage-neighbor-row-gap, 6px);
        margin-top: 7px;
    }

    body[data-panel-surface]:not([data-panel-surface^='map-']):is(
            [data-panel-surface='focus'],
            [data-panel-surface='focus-search']
        )
        .focus-stage-neighbor-pill.is-next-stop {
        padding: 8px 12px;
    }

    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search']) .focus-stage-neighbor-main {
        padding: 7px 8px;
    }

    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search']) .focus-stage-neighbor-index {
        width: 24px;
        height: 24px;
        border-radius: 8px;
    }

    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search']) .focus-stage-neighbor-actions {
        gap: 6px;
        padding-right: 4px;
    }

    /* Inspect/Pin are power-user features. Demote to quiet icon-style
       buttons so the whole card remains the primary "focus this neighbor"
       action. Still accessible to AT and keyboard users. min-height 36
       improves touch target while maintaining quiet visual register. */
    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search']) .focus-stage-neighbor-action {
        /* 44px meets the WCAG / Material touch-target minimum. The previous
           36px was below threshold, and at 320 the inline-flex layout
           compresses buttons further, so the floor matters even more. */
        min-height: 44px;
        padding: 6px 12px;
        border-radius: 9px;
        font-size: 9px;
        font-weight: 600;
        letter-spacing: 0.04em;
        background: transparent;
        border: 1px solid transparent;
        box-shadow: none;
        color: rgba(176, 207, 200, 0.62);
    }

    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search']) .focus-stage-neighbor-action:hover {
        background: rgba(var(--color-primary-tint-rgb), 0.06);
        border-color: rgba(var(--color-primary-tint-rgb), 0.18);
        color: rgba(229, 246, 244, 0.95);
    }

    /* Pin keeps the primary treatment because it confirms selection,
       but at a quieter level than the parent card. */
    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search']) .focus-stage-neighbor-action.primary {
        background: transparent;
        color: rgba(176, 207, 200, 0.78);
        border-color: rgba(var(--color-primary-tint-rgb), 0.22);
    }

    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search'])
        .focus-stage-neighbor-action.primary:hover {
        background: rgba(var(--color-primary-tint-rgb), 0.1);
        border-color: rgba(var(--color-primary-tint-rgb), 0.4);
        color: rgba(229, 246, 244, 0.98);
    }

    /* On the next-stop card, the Inspect/Pin pair keeps the same quiet
       treatment; the next-stop badge is the visual lead, not the actions. */
    .focus-stage-neighbor-pill.is-next-stop .focus-stage-neighbor-action {
        color: rgba(229, 246, 244, 0.78);
    }

    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search'])[data-thread-inspect-surface='idle']
        #focus-stage
        .focus-thread-inspector,
    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search'])
        #focus-stage
        .focus-thread-inspector[aria-hidden='true']:not(.active) {
        display: none;
        visibility: hidden;
        pointer-events: none;
    }

    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search']):not(
            [data-thread-inspect-surface='idle']
        )
        #focus-stage
        :is(.focus-stage-dive-btn, .focus-stage-neighbors) {
        display: none;
        visibility: hidden;
        max-height: 0;
        margin: 0;
        padding: 0;
        border: 0;
        pointer-events: none;
    }

    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search']):not(
            [data-thread-inspect-surface='idle']
        )
        #focus-stage
        .focus-stage-card {
        max-height: min(33dvh, 280px);
        overflow-y: auto;
    }

    body[data-panel-surface='focus'] #info-panel .selected-card,
    body[data-panel-surface='focus'] #info-panel #selected-card,
    body[data-panel-surface='focus'] #info-panel .selected-empty,
    body[data-panel-surface='focus-search'] #info-panel .selected-card,
    body[data-panel-surface='focus-search'] #info-panel #selected-card,
    body[data-panel-surface='focus-search'] #info-panel .selected-empty,
    body[data-panel-surface='search'] #info-panel .search-container #mode-grid,
    body[data-panel-surface='focus-search'] #info-panel .search-container .mode-grid,
    body[data-panel-surface='focus-search'] #info-panel .search-container #mode-grid,
    body[data-panel-surface='focus-search'] #info-panel #trail-controls,
    body[data-panel-surface='focus-search'] #info-panel .trail-controls,
    body[data-panel-surface='focus-search'] #info-panel #trail-context,
    body[data-panel-surface='focus-search'] #info-panel .trail-context {
        display: none;
        visibility: hidden;
        pointer-events: none;
    }

    html
        body.is-active[data-active-view='galaxy']:is(
            [data-panel-surface='focus'],
            [data-panel-surface='focus-search']
        ):not([data-thread-inspect-surface='idle'])
        #focus-stage.focus-stage
        .focus-stage-card
        #focus-stage-neighbors.focus-stage-neighbors.active,
    html
        body.is-active[data-active-view='galaxy']:is(
            [data-panel-surface='focus'],
            [data-panel-surface='focus-search']
        ):not([data-thread-inspect-surface='idle'])
        #focus-stage.focus-stage
        .focus-stage-card
        .focus-stage-dive-btn {
        display: none;
        visibility: hidden;
        max-height: 0;
        height: 0;
        margin: 0;
        padding: 0;
        border: 0;
        overflow: hidden;
        pointer-events: none;
    }
}

@media (min-width: 769px) and (max-width: 900px) and (max-height: 430px) and (orientation: landscape) {
    body.is-active[data-active-view='galaxy'] .journey-compass {
        top: calc(10px + env(safe-area-inset-top, 0px));
        max-height: 72px;
        padding-block: 10px;
        overflow: hidden;
    }

    body.is-active[data-panel-surface='idle'] #info-panel.info-panel {
        top: 96px;
    }

    body.is-active[data-panel-surface='focus'] #info-panel.info-panel,
    body.is-active[data-panel-surface='focus-search'] #info-panel.info-panel {
        top: 104px;
        max-height: calc(100dvh - 112px - env(safe-area-inset-bottom, 0px));
    }

    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search'], [data-panel-surface='semantic-dive'])
        .journey-compass[data-density='compact'] {
        left: 50%;
        right: auto;
        width: min(248px, calc(100vw - 32px));
        max-width: calc(100vw - 32px);
        transform: translateX(-50%);
    }

    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search'], [data-panel-surface='semantic-dive'])
        .journey-compass[data-density='compact']
        #journey-compass-title {
        display: block;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search'], [data-panel-surface='semantic-dive'])
        .journey-compass[data-density='compact']
        #journey-compass-kicker {
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search'], [data-panel-surface='semantic-dive'])
        :is(
            .share-toggle,
            .controls.controls-view,
            .controls-divider,
            #btn-share-view,
            .panel-toggle,
            .time-display
        ) {
        display: none;
        visibility: hidden;
        pointer-events: none;
    }

    html body.is-active[data-active-view='galaxy'][data-panel-surface='focus'] .controls.controls-rail.controls,
    html body.is-active[data-active-view='galaxy'][data-panel-surface='focus'] .controls.controls-info.controls,
    html body.is-active[data-active-view='galaxy'][data-panel-surface='focus-search'] .controls.controls-rail.controls,
    html body.is-active[data-active-view='galaxy'][data-panel-surface='focus-search'] .controls.controls-info.controls,
    html body.is-active[data-active-view='galaxy'][data-panel-surface='semantic-dive'] .controls.controls-rail.controls,
    html body.is-active[data-active-view='galaxy'][data-panel-surface='semantic-dive'] .controls.controls-info.controls {
        display: contents;
        visibility: visible;
        pointer-events: auto;
        opacity: 1;
    }

    body.is-active:is([data-panel-surface='focus'], [data-panel-surface='focus-search'], [data-panel-surface='semantic-dive'])
        :is(.legend-toggle, .help-toggle, #btn-legend, #btn-keyboard-help) {
        display: flex;
        visibility: visible;
        pointer-events: auto;
    }

    body:is([data-panel-surface='focus'], [data-panel-surface='focus-search'], [data-panel-surface='semantic-dive'])
        .journey-compass
        .journey-compass-note {
        display: none;
        visibility: hidden;
        pointer-events: none;
    }
}

@media (max-width: 768px) {
    body.is-active:is([data-panel-surface='focus'], [data-panel-surface='focus-search'])[data-focus-panel-mode='field-node']
        #focus-stage.focus-stage {
        bottom: max(0px, env(safe-area-inset-bottom, 0px));
        max-height: 100dvh;
        height: 100dvh;
        min-height: 100dvh;
    }

    body.is-active:is([data-panel-surface='focus'], [data-panel-surface='focus-search'])[data-focus-panel-mode='field-node']
        #focus-stage
        .journey-chrome {
        z-index: var(--z-compass);
    }

    body.is-active:is([data-panel-surface='focus'], [data-panel-surface='focus-search'])[data-focus-panel-mode='field-node']
        #focus-stage
        .focus-stage-journey.active {
        display: flex;
        position: relative;
        z-index: var(--z-compass);
        width: min(90vw, 640px);
        height: 58px;
        max-height: 58px;
        min-height: 0;
        overflow: visible;
        pointer-events: auto;
    }

    body.is-active:is([data-panel-surface='focus'], [data-panel-surface='focus-search'])[data-focus-panel-mode='field-node']
        #focus-stage
        .trail-controls.focus-stage-actions:not(#trail-controls) {
        display: none;
        visibility: hidden;
        pointer-events: none;
    }

    body.is-active:is([data-panel-surface='focus'], [data-panel-surface='focus-search'])[data-focus-panel-mode='field-node']
        #focus-stage
        .focus-stage-neighbors.active {
        display: block;
        position: relative;
        z-index: var(--z-compass);
        pointer-events: auto;
    }

    html body.is-active:is([data-panel-surface='focus'], [data-panel-surface='focus-search'])[data-focus-panel-mode='field-node']
        #focus-stage
        #trail-controls.focus-stage-actions,
    html body.is-active:is([data-panel-surface='focus'], [data-panel-surface='focus-search'])[data-focus-panel-mode='field-node']
        #focus-stage
        .focus-stage-actions {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
        visibility: visible;
        pointer-events: auto;
    }

    html body.is-active:is([data-panel-surface='focus'], [data-panel-surface='focus-search'])[data-focus-panel-mode='field-node']
        #focus-stage
        .trail-controls.focus-stage-actions:not(#trail-controls) {
        display: none;
        visibility: hidden;
        pointer-events: none;
    }

    body.is-active:is([data-panel-surface='focus'], [data-panel-surface='focus-search'])[data-thread-inspect-surface='idle']
        #focus-stage
        .focus-stage-journey.active:has(.focus-stage-neighbors.active) {
        display: flex;
        position: relative;
        z-index: var(--z-compass);
        width: min(90vw, 640px);
        height: 58px;
        max-height: 58px;
        min-height: 0;
        overflow: visible;
        pointer-events: auto;
    }

    body.is-active:is([data-panel-surface='focus'], [data-panel-surface='focus-search'])[data-thread-inspect-surface='idle']
        #focus-stage
        .focus-stage-journey.active:has(.focus-stage-neighbors.active)
        .trail-controls.focus-stage-actions:not(#trail-controls) {
        display: none;
        visibility: hidden;
        pointer-events: none;
    }

    body.is-active:is([data-panel-surface='focus'], [data-panel-surface='focus-search'])[data-thread-inspect-surface='idle']
        #focus-stage
        .focus-stage-journey.active:has(.focus-stage-neighbors.active)
        .focus-stage-neighbors.active {
        display: block;
        position: relative;
        z-index: var(--z-compass);
        pointer-events: auto;
    }
}

/* ── 6. Accessibility & Motion ───────────────────────────────────────────── */