/* =============================================================================
   Control Center — four-quadrant scaffold styles (Sprint 11 PR #2).
   ADR-016 §D1 locks the layout: KPI strip + exception lane + detail drawer +
   activity feed + voice FAB. All tokens come from tokens.css; no new tokens
   are introduced in this PR.
   ============================================================================= */

/* Root shell -------------------------------------------------------- */

.ds-cc {
    display: grid;
    grid-template-rows: auto auto 1fr auto;
    gap: var(--space-4, 16px);
    min-height: calc(100vh - var(--topbar-height, 56px));
    position: relative;
    padding: var(--space-4, 16px);
}

@media (max-width: 767px) {
    .ds-cc { padding: var(--space-3, 12px); gap: var(--space-3, 12px); }
}

.ds-cc__header { display: flex; flex-direction: column; gap: 4px; }
.ds-cc__eyebrow {
    font-family: var(--font-mono, ui-monospace, SFMono-Regular, monospace);
    font-size: 11px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-muted, #71717a);
}
.ds-cc__headline {
    font-family: var(--font-display, var(--font-sans, Inter, system-ui, sans-serif));
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin: 0;
    color: var(--text-strong, #18181b);
}
.ds-cc__subtitle { font-size: 14px; color: var(--text-muted, #71717a); }

/* KPI strip --------------------------------------------------------- */

.ds-cc-kpis {
    display: flex;
    flex-direction: column;
    gap: var(--space-3, 12px);
}

.ds-cc-kpis__head {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: var(--space-3, 12px);
}
.ds-cc-kpis__eyebrow {
    font-family: var(--font-mono, ui-monospace, SFMono-Regular, monospace);
    font-size: 11px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-muted, #71717a);
}
.ds-cc-kpis__head-right { display: flex; gap: var(--space-3, 12px); align-items: baseline; }
.ds-cc-kpis__range {
    font-size: 12px;
    color: var(--text-muted, #71717a);
    background: var(--surface-soft, #f4f4f5);
    padding: 2px 8px;
    border-radius: 999px;
}
.ds-cc-kpis__see-all {
    font-size: 12px;
    color: var(--brand-fg, #0ea5e9);
    text-decoration: none;
}
.ds-cc-kpis__see-all:hover { text-decoration: underline; }

.ds-cc-kpis__grid {
    display: grid;
    gap: var(--space-3, 12px);
}
.ds-cc-kpis__grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.ds-cc-kpis__grid--6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
.ds-cc-kpis__grid--8 { grid-template-columns: repeat(8, minmax(0, 1fr)); }

@media (max-width: 1599px) {
    .ds-cc-kpis__grid--8 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}
@media (max-width: 1279px) {
    .ds-cc-kpis__grid {
        display: flex;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
        padding-bottom: 4px;
    }
    .ds-cc-kpis__grid > * {
        flex: 0 0 240px;
        scroll-snap-align: start;
    }
}

/* Body — exception lane + drawer slot ------------------------------- */

.ds-cc__body {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-4, 16px);
    min-height: 400px;
}
.ds-cc__lane { min-width: 0; }

/* When the drawer is open (toggled via JS on the .ds-cc root), the lane
   gives up 480px on the right and shrinks. Bloomberg-style — info density
   preserved, no overlay flicker. */
.ds-cc[data-cc-drawer-open="true"] .ds-cc__body {
    grid-template-columns: minmax(0, 1fr) 480px;
}
@media (max-width: 1023px) {
    /* Tablet — drawer overlays instead of pushing, to preserve lane width. */
    .ds-cc[data-cc-drawer-open="true"] .ds-cc__body {
        grid-template-columns: minmax(0, 1fr);
    }
}

/* Exception lane ---------------------------------------------------- */

.ds-cc-lane {
    background: var(--surface-base, #fff);
    border: 1px solid var(--border-subtle, rgba(0,0,0,0.08));
    border-radius: 12px;
    padding: var(--space-4, 16px);
    display: flex;
    flex-direction: column;
    gap: var(--space-3, 12px);
}
.ds-cc-lane__head {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: var(--space-3, 12px);
}
.ds-cc-lane__head-left { display: flex; gap: var(--space-3, 12px); align-items: baseline; }
.ds-cc-lane__title { font-size: 16px; font-weight: 600; margin: 0; color: var(--text-strong, #18181b); }
.ds-cc-lane__count { font-size: 12px; color: var(--text-muted, #71717a); }
.ds-cc-lane__hint { font-size: 11px; color: var(--text-muted, #71717a); }
.ds-cc-lane__hint kbd {
    display: inline-block;
    font-family: var(--font-mono, ui-monospace, SFMono-Regular, monospace);
    font-size: 10px;
    background: var(--surface-soft, #f4f4f5);
    border: 1px solid var(--border-subtle, rgba(0,0,0,0.08));
    border-radius: 3px;
    padding: 1px 4px;
    margin: 0 2px;
    line-height: 1.2;
}

.ds-cc-lane__filters {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}
.ds-cc-lane__filter {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--surface-soft, #f4f4f5);
    border: 1px solid transparent;
    color: var(--text-strong, #18181b);
    font-size: 12px;
    font-weight: 500;
    padding: 4px 10px;
    border-radius: 999px;
    cursor: pointer;
    text-decoration: none;
    transition: background 120ms ease, border-color 120ms ease;
}
.ds-cc-lane__filter:hover { background: var(--surface-hover, #e4e4e7); }
.ds-cc-lane__filter--active {
    background: var(--brand-soft, rgba(14,165,233,0.10));
    border-color: var(--brand-fg, #0ea5e9);
    color: var(--brand-fg, #0ea5e9);
}
.ds-cc-lane__filter-count { font-family: var(--font-mono, ui-monospace, SFMono-Regular, monospace); font-size: 11px; opacity: 0.8; }

.ds-cc-lane__rows {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
    outline: none;
}

.ds-cc-lane__row {
    position: relative;
    display: grid;
    grid-template-columns: 12px minmax(0, 1fr) auto;
    gap: var(--space-3, 12px);
    align-items: center;
    padding: var(--space-3, 12px) var(--space-3, 12px);
    background: var(--surface-base, #fff);
    border: 1px solid var(--border-subtle, rgba(0,0,0,0.06));
    border-radius: 8px;
    cursor: pointer;
    transition: background 120ms ease, border-color 120ms ease, transform 120ms ease;
}
.ds-cc-lane__row:hover { background: var(--surface-soft, #f4f4f5); border-color: var(--border-strong, rgba(0,0,0,0.12)); }
.ds-cc-lane__row[aria-selected="true"] {
    background: var(--brand-soft, rgba(14,165,233,0.06));
    border-color: var(--brand-fg, #0ea5e9);
    box-shadow: 0 0 0 3px var(--brand-soft, rgba(14,165,233,0.15));
}

.ds-cc-lane__sev-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: currentColor;
}
.ds-cc-lane__row--critical .ds-cc-lane__sev-dot { color: var(--tone-critical, #dc2626); }
.ds-cc-lane__row--warning  .ds-cc-lane__sev-dot { color: var(--tone-warning, #d97706); }
.ds-cc-lane__row--info     .ds-cc-lane__sev-dot { color: var(--tone-info, #0ea5e9); }
.ds-cc-lane__row--success  .ds-cc-lane__sev-dot { color: var(--tone-success, #059669); }
.ds-cc-lane__row--neutral  .ds-cc-lane__sev-dot { color: var(--tone-neutral, #71717a); }

.ds-cc-lane__row-body { min-width: 0; display: flex; flex-direction: column; gap: 2px; }
.ds-cc-lane__row-eyebrow {
    font-family: var(--font-mono, ui-monospace, SFMono-Regular, monospace);
    font-size: 11px;
    color: var(--text-muted, #71717a);
    letter-spacing: 0.04em;
}
.ds-cc-lane__row-headline {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-strong, #18181b);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.ds-cc-lane__ai-icon { color: var(--brand-fg, #0ea5e9); flex: 0 0 14px; }
.ds-cc-lane__row-subtext {
    font-size: 12px;
    color: var(--text-muted, #71717a);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.ds-cc-lane__row-right { display: flex; gap: 8px; align-items: center; }

.ds-cc-lane__sla {
    font-family: var(--font-mono, ui-monospace, SFMono-Regular, monospace);
    font-size: 11px;
    padding: 2px 6px;
    border-radius: 4px;
    background: var(--surface-soft, #f4f4f5);
    color: var(--text-muted, #71717a);
}
.ds-cc-lane__sla--warning { background: rgba(217,119,6,0.12); color: var(--tone-warning, #d97706); }
.ds-cc-lane__sla--danger  { background: rgba(220,38,38,0.12); color: var(--tone-critical, #dc2626); }

/* Activity feed ----------------------------------------------------- */

.ds-cc-feed {
    background: var(--surface-base, #fff);
    border: 1px solid var(--border-subtle, rgba(0,0,0,0.08));
    border-radius: 12px;
    overflow: hidden;
    transition: max-height 160ms ease;
    max-height: 320px;
}
.ds-cc-feed--collapsed { max-height: 40px; }

.ds-cc-feed__head {
    width: 100%;
    display: flex;
    align-items: center;
    gap: var(--space-3, 12px);
    padding: 8px 16px;
    background: transparent;
    border: none;
    cursor: pointer;
    text-align: left;
    font-size: 12px;
    color: var(--text-muted, #71717a);
    height: 40px;
}
.ds-cc-feed__head:hover { background: var(--surface-soft, #f4f4f5); }
.ds-cc-feed__title {
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 600;
    color: var(--text-strong, #18181b);
}
.ds-cc-feed__count {
    font-family: var(--font-mono, ui-monospace, SFMono-Regular, monospace);
    color: var(--text-muted, #71717a);
}
.ds-cc-feed__chevron { margin-left: auto; transition: transform 160ms ease; }
.ds-cc-feed--collapsed .ds-cc-feed__chevron { transform: rotate(-90deg); }

.ds-cc-feed__body { padding: 0 16px 12px; }
.ds-cc-feed__empty { font-size: 12px; color: var(--text-muted, #71717a); padding: 8px 0; }

.ds-cc-feed__entries { list-style: none; padding: 0; margin: 0; }
.ds-cc-feed__entry {
    display: grid;
    grid-template-columns: 60px 16px auto auto auto auto 1fr;
    gap: 8px;
    align-items: baseline;
    padding: 4px 0;
    border-bottom: 1px solid var(--border-subtle, rgba(0,0,0,0.04));
    font-size: 12px;
    color: var(--text-base, #3f3f46);
}
.ds-cc-feed__entry:last-child { border-bottom: none; }
.ds-cc-feed__entry--clickable { cursor: pointer; }
.ds-cc-feed__entry--clickable:hover { background: var(--surface-soft, #f4f4f5); }
.ds-cc-feed__ts {
    font-family: var(--font-mono, ui-monospace, SFMono-Regular, monospace);
    font-size: 11px;
    color: var(--text-muted, #71717a);
}
.ds-cc-feed__actor { display: inline-flex; align-items: center; justify-content: center; }
.ds-cc-feed__actor--ai { color: var(--brand-fg, #0ea5e9); }
.ds-cc-feed__actor--system { color: var(--tone-neutral, #71717a); }
.ds-cc-feed__actor--human { color: var(--tone-info, #0ea5e9); }
.ds-cc-feed__actor-name { font-weight: 600; color: var(--text-strong, #18181b); }
.ds-cc-feed__verb { color: var(--text-muted, #71717a); }
.ds-cc-feed__target {
    font-family: var(--font-mono, ui-monospace, SFMono-Regular, monospace);
    font-size: 11px;
    color: var(--brand-fg, #0ea5e9);
}
.ds-cc-feed__snippet { color: var(--text-muted, #71717a); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* Voice FAB --------------------------------------------------------- */

.ds-cc-voice-fab {
    position: fixed;
    right: 24px;
    bottom: 24px;
    z-index: 70;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    height: 48px;
    padding: 0 18px 0 14px;
    border-radius: 999px;
    background: var(--brand-fg, #0ea5e9);
    color: var(--brand-on-fg, #fff);
    border: none;
    box-shadow:
        0 12px 32px -8px rgba(14,165,233,0.45),
        0 4px 10px -2px rgba(14,165,233,0.30);
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
    transition: transform 120ms ease, box-shadow 160ms ease, background 120ms ease;
}
.ds-cc-voice-fab:hover { transform: translateY(-1px); }
.ds-cc-voice-fab:active { transform: translateY(0); }
.ds-cc-voice-fab[data-cc-voice-active="true"] {
    background: var(--tone-critical, #dc2626);
    box-shadow:
        0 12px 32px -8px rgba(220,38,38,0.55),
        0 4px 10px -2px rgba(220,38,38,0.35);
    animation: ds-cc-voice-pulse 1.6s ease-in-out infinite;
}
@keyframes ds-cc-voice-pulse {
    0%, 100% { box-shadow: 0 12px 32px -8px rgba(220,38,38,0.55), 0 4px 10px -2px rgba(220,38,38,0.35), 0 0 0 0 rgba(220,38,38,0.40); }
    50%      { box-shadow: 0 12px 32px -8px rgba(220,38,38,0.55), 0 4px 10px -2px rgba(220,38,38,0.35), 0 0 0 10px rgba(220,38,38,0.00); }
}
.ds-cc-voice-fab__label { letter-spacing: 0.02em; }

/* Voice FAB additional modes — Sprint 11 Voice MVP --------------------
   The base .ds-cc-voice-fab[data-cc-voice-active="true"] state above is
   set by control-center.js on FAB click / Space-hold. voice-client.js
   adds finer-grained data-cc-voice-mode states:
     - listening   — same as active=true (red pulse)
     - processing  — amber spinner ring
     - speaking    — green glow
*/
.ds-cc-voice-fab[data-cc-voice-mode="processing"] {
    background: var(--tone-warning, #f59e0b);
    box-shadow:
        0 12px 32px -8px rgba(245,158,11,0.55),
        0 4px 10px -2px rgba(245,158,11,0.35);
}
.ds-cc-voice-fab[data-cc-voice-mode="processing"]::after {
    content: "";
    width: 14px;
    height: 14px;
    margin-left: 4px;
    border-radius: 50%;
    border: 2px solid rgba(255,255,255,0.35);
    border-top-color: #fff;
    animation: ds-cc-voice-spin 0.8s linear infinite;
}
@keyframes ds-cc-voice-spin {
    to { transform: rotate(360deg); }
}
.ds-cc-voice-fab[data-cc-voice-mode="speaking"] {
    background: var(--tone-success, #10b981);
    box-shadow:
        0 12px 32px -8px rgba(16,185,129,0.55),
        0 4px 10px -2px rgba(16,185,129,0.35),
        0 0 0 4px rgba(16,185,129,0.18);
    animation: ds-cc-voice-breathe 1.4s ease-in-out infinite;
}
@keyframes ds-cc-voice-breathe {
    0%, 100% { box-shadow: 0 12px 32px -8px rgba(16,185,129,0.55), 0 4px 10px -2px rgba(16,185,129,0.35), 0 0 0 4px rgba(16,185,129,0.18); }
    50%      { box-shadow: 0 12px 32px -8px rgba(16,185,129,0.55), 0 4px 10px -2px rgba(16,185,129,0.35), 0 0 0 10px rgba(16,185,129,0.05); }
}

/* Voice toast container + items -------------------------------------- */
[data-cc-voice-toast] {
    position: fixed;
    right: 24px;
    bottom: 88px;
    z-index: 80;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 10px;
    pointer-events: none;
    max-width: min(420px, calc(100vw - 48px));
}
.ds-cc-voice-toast {
    pointer-events: auto;
    position: relative;
    background: var(--surface-elevated, #1f2937);
    color: var(--text-primary, #f9fafb);
    border-radius: 12px;
    border: 1px solid var(--border-subtle, rgba(255,255,255,0.08));
    box-shadow: 0 16px 36px -10px rgba(0,0,0,0.45);
    padding: 14px 38px 14px 16px;
    min-width: 240px;
    max-width: 100%;
    line-height: 1.4;
    transform: translateY(8px);
    opacity: 0;
    animation: ds-cc-voice-toast-in 200ms ease-out forwards;
}
.ds-cc-voice-toast--leaving {
    animation: ds-cc-voice-toast-out 200ms ease-in forwards;
}
@keyframes ds-cc-voice-toast-in {
    to { transform: translateY(0); opacity: 1; }
}
@keyframes ds-cc-voice-toast-out {
    to { transform: translateY(-8px); opacity: 0; }
}
.ds-cc-voice-toast__title {
    font-weight: 600;
    font-size: 13px;
    letter-spacing: 0.01em;
    margin-bottom: 4px;
    color: var(--text-primary, #f9fafb);
}
.ds-cc-voice-toast__body {
    font-size: 14px;
    color: var(--text-secondary, #d4d4d8);
    white-space: pre-wrap;
}
.ds-cc-voice-toast__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 10px;
}
.ds-cc-voice-toast__action {
    display: inline-flex;
    align-items: center;
    padding: 6px 12px;
    border-radius: 8px;
    background: var(--brand-fg, #0ea5e9);
    color: var(--brand-on-fg, #fff);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    transition: background 120ms ease, transform 120ms ease;
}
.ds-cc-voice-toast__action:hover {
    background: var(--brand-fg-hover, #0284c7);
    transform: translateY(-1px);
}
.ds-cc-voice-toast__close {
    position: absolute;
    top: 6px;
    right: 8px;
    background: transparent;
    border: none;
    color: var(--text-muted, #9ca3af);
    font-size: 22px;
    line-height: 1;
    cursor: pointer;
    padding: 2px 6px;
    border-radius: 6px;
}
.ds-cc-voice-toast__close:hover {
    color: var(--text-primary, #f9fafb);
    background: rgba(255,255,255,0.06);
}
.ds-cc-voice-toast--error { border-color: var(--tone-critical, #dc2626); }
.ds-cc-voice-toast--success { border-color: var(--tone-success, #10b981); }
.ds-cc-voice-toast--warning { border-color: var(--tone-warning, #f59e0b); }
.ds-cc-voice-toast--info { border-color: var(--brand-fg, #0ea5e9); }

/* Dark mode tweaks (tokens.css already inverts surfaces, but a few accents
   need explicit care). */
:root.dark .ds-cc-lane,
:root.dark .ds-cc-feed {
    background: var(--surface-base, #18181b);
    border-color: var(--border-subtle, rgba(255,255,255,0.08));
}
:root.dark .ds-cc-lane__row {
    background: transparent;
    border-color: var(--border-subtle, rgba(255,255,255,0.06));
}
:root.dark .ds-cc-lane__row:hover {
    background: var(--surface-hover, rgba(255,255,255,0.04));
}