/* Realtime API page — 3-column layout with data flow panel */

.proto-badge {
    font-size: 11px;
    padding: 3px 10px;
    border-radius: 6px;
    background: #6366f1;
    color: white;
    font-weight: 500;
    letter-spacing: 0.3px;
}

/* ── Layout ────────────────────────────────────────── */
.rt-main {
    display: grid;
    grid-template-columns: 280px 1fr 320px;
    gap: 12px;
    padding: 12px 16px;
    height: calc(100vh - 52px);
    min-height: 0;
}

.rt-col-left,
.rt-col-center,
.rt-col-right {
    display: flex;
    flex-direction: column;
    gap: 10px;
    min-height: 0;
}

.panel {
    background: var(--panel-bg, #1a1a1f);
    border: 1px solid var(--border, #2a2a32);
    border-radius: 10px;
    overflow: hidden;
}

.panel-title {
    padding: 8px 14px;
    font-size: 12px;
    font-weight: 600;
    color: #888;
    border-bottom: 1px solid var(--border, #2a2a32);
    display: flex;
    align-items: center;
    justify-content: space-between;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.panel-title code {
    font-size: 10px;
    color: #6366f1;
    background: rgba(99,102,241,0.12);
    padding: 1px 6px;
    border-radius: 4px;
}

/* ── Video ─────────────────────────────────────────── */
.rt-video-panel .video-container {
    position: relative;
    background: #000;
    aspect-ratio: 4/3;
}

.rt-video-panel video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scaleX(-1);
}

.video-placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #555;
    font-size: 13px;
}

/* ── Waveform ──────────────────────────────────────── */
.rt-waveform-panel canvas {
    width: 100%;
    height: 48px;
    display: block;
}

/* ── Controls ──────────────────────────────────────── */
.rt-controls {
    padding: 10px 14px;
}

.rt-controls .panel-title {
    padding: 0 0 8px 0;
    border: none;
}

.ctrl-row {
    display: flex;
    gap: 8px;
    margin-bottom: 8px;
}

.ctrl-row label {
    display: flex;
    flex-direction: column;
    gap: 3px;
    font-size: 11px;
    color: #888;
    flex: 1;
}

.ctrl-row input,
.ctrl-row textarea {
    padding: 6px 8px;
    border: 1px solid var(--border, #2a2a32);
    border-radius: 6px;
    background: #111;
    color: #e4e4e7;
    font-size: 12px;
    font-family: inherit;
}

.ctrl-row textarea {
    resize: vertical;
    width: 100%;
    flex: none;
}

.ctrl-row button {
    flex: 1;
}

.btn-primary {
    background: #6366f1 !important;
    border-color: #6366f1 !important;
    color: white !important;
}

.btn-danger {
    border-color: #ef4444 !important;
    color: #ef4444 !important;
}

.btn-mini {
    font-size: 10px;
    padding: 2px 8px;
    border: 1px solid var(--border, #2a2a32);
    border-radius: 4px;
    background: transparent;
    color: #888;
    cursor: pointer;
}

button {
    padding: 7px 14px;
    border: 1px solid var(--border, #2a2a32);
    border-radius: 6px;
    background: #1a1a1f;
    color: #e4e4e7;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.12s;
}

button:hover { border-color: #6366f1; }
button:disabled { opacity: 0.35; cursor: not-allowed; }

/* ── Chat ──────────────────────────────────────────── */
.rt-chat-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.chat-area {
    flex: 1;
    overflow-y: auto;
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.chat-status {
    padding: 6px 14px;
    border-top: 1px solid var(--border, #2a2a32);
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 11px;
    color: #888;
}

.model-state {
    padding: 2px 8px;
    border-radius: 4px;
    font-weight: 600;
    font-size: 11px;
    text-transform: uppercase;
}

.model-state.listening { background: rgba(34,197,94,0.15); color: #22c55e; }
.model-state.speaking { background: rgba(99,102,241,0.15); color: #6366f1; }

.metrics-mini { display: flex; gap: 10px; font-variant-numeric: tabular-nums; }

.bubble {
    max-width: 90%;
    padding: 8px 12px;
    border-radius: 10px;
    font-size: 13px;
    line-height: 1.5;
    animation: fadeIn 0.15s;
}

.bubble.ai { align-self: flex-start; background: #1e1e3a; border: 1px solid #2e2e5a; }
.bubble.system { align-self: center; font-size: 11px; color: #666; padding: 2px 6px; }

.bubble .meta { font-size: 10px; color: #555; margin-top: 3px; }

@keyframes fadeIn { from { opacity:0; transform:translateY(3px); } }

/* ── Data Flow Panel ───────────────────────────────── */
.rt-flow-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
}

.flow-legend {
    padding: 4px 14px;
    display: flex;
    gap: 10px;
    border-bottom: 1px solid var(--border, #2a2a32);
}

.flow-tag {
    font-size: 10px;
    padding: 1px 6px;
    border-radius: 3px;
}

.tag-client { background: rgba(99,102,241,0.15); color: #818cf8; }
.tag-server { background: rgba(34,197,94,0.15); color: #4ade80; }

.flow-log {
    flex: 1;
    overflow-y: auto;
    padding: 4px 0;
    font-family: "SF Mono", "Fira Code", "Consolas", monospace;
    font-size: 10.5px;
    line-height: 1.5;
}

.flow-entry {
    padding: 2px 12px;
    display: flex;
    gap: 6px;
    cursor: default;
    border-bottom: 1px solid rgba(255,255,255,0.02);
}

.flow-entry:hover { background: rgba(255,255,255,0.03); }

.flow-ts { color: #555; min-width: 62px; white-space: nowrap; }
.flow-arrow { min-width: 14px; text-align: center; font-weight: 700; }
.flow-arrow.client { color: #818cf8; }
.flow-arrow.server { color: #4ade80; }
.flow-type { font-weight: 600; color: #ccc; min-width: 200px; white-space: nowrap; }
.flow-summary { color: #666; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; flex: 1; }

.flow-entry.is-speak .flow-type { color: #818cf8; }
.flow-entry.is-listen .flow-type { color: #4ade80; }
.flow-entry.is-error .flow-type { color: #ef4444; }

/* ── State Panel ───────────────────────────────────── */
.rt-state-panel {
    flex-shrink: 0;
}

.state-grid {
    padding: 8px 14px;
}

.state-row {
    display: flex;
    justify-content: space-between;
    padding: 3px 0;
    font-size: 11px;
}

.state-row span { color: #666; }
.state-row strong { color: #ccc; font-variant-numeric: tabular-nums; }

/* ── Responsive ────────────────────────────────────── */
@media (max-width: 1100px) {
    .rt-main { grid-template-columns: 240px 1fr 280px; }
}

@media (max-width: 900px) {
    .rt-main {
        grid-template-columns: 1fr;
        grid-template-rows: auto 1fr auto;
        height: auto;
    }
    .rt-col-left { flex-direction: row; flex-wrap: wrap; }
}