/* SacdForge Audition Chamber — futuristic hyperspace HUD */

.sf-chamber {
    --sf-cyan: #D4AF37;
    --sf-cyan-dim: rgba(212, 175, 55, 0.35);
    --sf-violet: #B8860B;
    --sf-violet-dim: rgba(184, 134, 11, 0.35);
    --sf-ice: #F5E6C8;
    --sf-panel: rgba(12, 10, 6, 0.88);
    --sf-muted: #8a8070;
    --sf-line: rgba(212, 175, 55, 0.35);
    --sf-display: "Orbitron", "IBM Plex Sans", system-ui, sans-serif;
    --sf-body: "IBM Plex Sans", system-ui, sans-serif;
    --sf-mono: "IBM Plex Sans", "Consolas", ui-monospace, monospace;
    margin: 0 0 50px;
    font-family: var(--sf-body);
}

.sf-chamber__intro {
    text-align: center;
    margin-bottom: 18px;
}

.sf-chamber__intro h2 {
    margin: 0 0 8px;
    font-family: var(--sf-display);
    font-size: clamp(1.05rem, 2.4vw, 1.35rem);
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--sf-cyan);
    font-weight: 600;
    text-shadow: 0 0 24px var(--sf-cyan-dim);
}

.sf-chamber__intro p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--sf-muted);
}

.sf-stage {
    position: relative;
    height: min(58vh, 520px);
    min-height: 340px;
    background:
        radial-gradient(ellipse 70% 55% at 50% 45%, rgba(184, 134, 11, 0.18), transparent 60%),
        radial-gradient(ellipse 40% 30% at 50% 50%, rgba(212, 175, 55, 0.08), transparent 50%),
        linear-gradient(180deg, #0a0804 0%, #12100a 50%, #080604 100%);
    border: 1px solid var(--sf-line);
    border-radius: 16px;
    overflow: hidden;
    box-shadow:
        0 0 0 1px rgba(212, 175, 55, 0.15),
        0 24px 60px rgba(0, 0, 0, 0.65),
        inset 0 0 80px rgba(212, 175, 55, 0.04);
}

.sf-boot {
    position: absolute;
    inset: 0;
    z-index: 3;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: rgba(8, 6, 4, 0.62);
    pointer-events: none;
    transition: opacity 0.4s ease, visibility 0.4s ease;
}

.sf-boot__panel {
    width: min(72%, 320px);
    text-align: center;
}

.sf-boot__label {
    font-family: var(--sf-display);
    font-size: 0.68rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--sf-cyan);
    margin-bottom: 14px;
}

.sf-boot__track {
    height: 4px;
    border-radius: 2px;
    background: rgba(255, 255, 255, 0.08);
    overflow: hidden;
    border: 1px solid rgba(212, 175, 55, 0.25);
}

.sf-boot__bar {
    height: 100%;
    width: 0%;
    border-radius: 2px;
    background: linear-gradient(90deg, #8a7020, var(--sf-cyan));
    box-shadow: 0 0 12px rgba(212, 175, 55, 0.35);
    transition: width 0.12s linear;
}

.sf-boot__pct {
    margin-top: 10px;
    font-family: var(--sf-mono);
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    color: var(--sf-muted);
}

.sf-stage.is-ready .sf-boot {
    opacity: 0;
    visibility: hidden;
}

.sf-stage::before,
.sf-stage::after {
    content: "";
    position: absolute;
    pointer-events: none;
    z-index: 1;
}

.sf-stage::before {
    inset: 10px;
    border: 1px solid rgba(212, 175, 55, 0.12);
    border-radius: 12px;
    box-shadow: inset 0 0 40px rgba(212, 175, 55, 0.03);
}

.sf-stage::after {
    top: 14px;
    left: 18px;
    width: 48px;
    height: 48px;
    border-left: 2px solid var(--sf-cyan);
    border-top: 2px solid var(--sf-cyan);
    opacity: 0.55;
}

.sf-stage canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    display: block;
    z-index: 0;
}

.sf-player {
    position: absolute;
    left: 50%;
    bottom: 14px;
    transform: translateX(-50%);
    width: min(94%, 460px);
    background: var(--sf-panel);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid var(--sf-line);
    border-radius: 12px;
    padding: 14px 16px 16px;
    z-index: 2;
    font-family: var(--sf-mono);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5), 0 0 30px rgba(212, 175, 55, 0.06);
}

.sf-player__head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
}

.sf-badge {
    font-family: var(--sf-display);
    font-size: 0.58rem;
    letter-spacing: 0.14em;
    font-weight: 600;
    color: var(--sf-muted);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 4px;
    padding: 4px 8px;
    white-space: nowrap;
    text-transform: uppercase;
}

.sf-badge--amber,
.sf-badge--live {
    color: var(--sf-cyan);
    border-color: var(--sf-cyan-dim);
    background: rgba(212, 175, 55, 0.08);
    box-shadow: 0 0 12px rgba(212, 175, 55, 0.15);
}

.sf-track__title {
    font-family: var(--sf-display);
    font-size: 0.88rem;
    color: var(--sf-ice);
    margin-bottom: 2px;
    font-weight: 600;
    letter-spacing: 0.04em;
}

.sf-track__meta {
    font-size: 0.68rem;
    color: var(--sf-muted);
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.sf-progress {
    height: 3px;
    background: rgba(255, 255, 255, 0.06);
    margin: 12px 0 6px;
    border-radius: 2px;
    overflow: hidden;
}

.sf-progress__bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--sf-violet), var(--sf-cyan));
    box-shadow: 0 0 14px var(--sf-cyan-dim);
    transition: width 0.08s linear;
}

.sf-time {
    display: flex;
    justify-content: space-between;
    font-size: 0.65rem;
    color: var(--sf-muted);
    margin-bottom: 12px;
    font-family: var(--sf-display);
    letter-spacing: 0.08em;
}

.sf-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    align-items: center;
}

.sf-btn {
    appearance: none;
    border: 1px solid var(--sf-line);
    background: rgba(212, 175, 55, 0.04);
    color: var(--sf-ice);
    font-family: var(--sf-display);
    font-size: 0.62rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    padding: 8px 12px;
    border-radius: 6px;
    cursor: pointer;
    text-transform: uppercase;
    transition: background 0.15s, color 0.15s, border-color 0.15s, box-shadow 0.15s;
}

.sf-btn:hover {
    border-color: var(--sf-cyan);
    color: var(--sf-cyan);
    box-shadow: 0 0 16px rgba(212, 175, 55, 0.2);
}

.sf-btn.is-active {
    background: rgba(212, 175, 55, 0.14);
    border-color: var(--sf-cyan);
    color: var(--sf-cyan);
    box-shadow: 0 0 18px rgba(212, 175, 55, 0.25);
}

.sf-rate-toggle {
    display: flex;
    margin-left: auto;
    gap: 0;
}

.sf-rate-toggle .sf-btn {
    border-radius: 0;
}

.sf-rate-toggle .sf-btn:first-child {
    border-radius: 6px 0 0 6px;
}

.sf-rate-toggle .sf-btn:last-child {
    border-radius: 0 6px 6px 0;
    margin-left: -1px;
}

.sf-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 16px 0 14px;
    justify-content: center;
}

.sf-tag {
    font-family: var(--sf-display);
    font-size: 0.58rem;
    letter-spacing: 0.12em;
    font-weight: 600;
    color: var(--sf-cyan);
    border: 1px solid var(--sf-cyan-dim);
    border-radius: 4px;
    padding: 5px 10px;
    text-transform: uppercase;
    background: rgba(212, 175, 55, 0.04);
}

.sf-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 12px;
}

.sf-card {
    background: rgba(212, 175, 55, 0.03);
    border: 1px solid rgba(212, 175, 55, 0.18);
    border-radius: 10px;
    padding: 16px 18px;
    transition: border-color 0.25s, background 0.25s, box-shadow 0.25s;
}

.sf-card:hover {
    border-color: var(--sf-cyan);
    background: rgba(212, 175, 55, 0.06);
    box-shadow: 0 0 24px rgba(212, 175, 55, 0.08);
}

.sf-card h3 {
    margin: 0 0 6px;
    font-family: var(--sf-display);
    font-size: 0.62rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--sf-muted);
    font-weight: 600;
}

.sf-card p {
    margin: 0;
    font-size: 0.88rem;
    color: var(--sf-cyan);
    font-family: var(--sf-mono);
    font-weight: 500;
}

.sf-console {
    margin: 0;
    padding: 14px 16px;
    background: #0a0804;
    border: 1px solid rgba(212, 175, 55, 0.18);
    border-radius: 10px;
    color: #e0c56a;
    font-size: 0.72rem;
    line-height: 1.55;
    max-height: 7.5rem;
    overflow: auto;
    font-family: var(--sf-mono);
}

.sf-console code {
    font: inherit;
    white-space: pre-wrap;
}

@media (max-width: 768px) {
    .sf-stage {
        min-height: 300px;
        height: 48vh;
        border-radius: 12px;
    }

    .sf-player {
        width: min(96%, 100%);
        bottom: 8px;
        padding: 12px;
        border-radius: 10px;
    }

    .sf-cards {
        grid-template-columns: 1fr;
    }

    .sf-rate-toggle {
        margin-left: 0;
        width: 100%;
    }

    .sf-rate-toggle .sf-btn {
        flex: 1;
    }

    .sf-chamber__intro h2 {
        letter-spacing: 0.12em;
    }
}