/* === 3D Gallery Styles === */
html, body { margin: 0; padding: 0; overflow: hidden; width: 100%; height: 100%; background: #0a0a12; }

/* Loading screen */
#loading-screen {
    position: fixed; inset: 0; z-index: 1000;
    background: var(--bg-dark);
    display: flex; align-items: center; justify-content: center;
    transition: opacity 0.6s ease;
}
#loading-screen.fade-out { opacity: 0; pointer-events: none; }
.loading-content { text-align: center; display: flex; flex-direction: column; align-items: center; }
.loading-logo {
    font-family: var(--font-display);
    font-size: 3rem;
    color: var(--accent);
    letter-spacing: 0.15em;
    margin-bottom: 2rem;
}
.loading-text {
    color: var(--text-muted);
    margin-top: 1.5rem;
    font-size: 0.9rem;
}

/* Pointer lock blocker */
#blocker {
    position: fixed; inset: 0; z-index: 100;
    background: rgba(10, 10, 18, 0.85);
    backdrop-filter: blur(8px);
    display: flex; align-items: center; justify-content: center;
    cursor: pointer;
    transition: opacity 0.4s;
}
#blocker.hidden { opacity: 0; pointer-events: none; }
#blocker-content { text-align: center; pointer-events: none; }

.blocker-title {
    font-family: var(--font-display);
    font-size: 3.5rem;
    color: var(--accent);
    letter-spacing: 0.15em;
    margin-bottom: 0.3rem;
}
.blocker-subtitle {
    font-size: 0.9rem;
    color: var(--text-muted);
    letter-spacing: 0.3em;
    text-transform: uppercase;
    margin-bottom: 2.5rem;
}
.blocker-instructions p {
    font-size: 1.1rem;
    color: var(--text);
    margin-bottom: 1.5rem;
}
.controls-hint {
    display: inline-block;
    color: var(--text-muted);
    font-size: 0.85rem;
}
.key-row { display: flex; justify-content: center; gap: 4px; margin-bottom: 4px; }
kbd {
    display: inline-block;
    background: rgba(201,169,110,0.15);
    border: 1px solid rgba(201,169,110,0.3);
    border-radius: 4px;
    padding: 4px 12px;
    font-family: var(--font-body);
    font-size: 0.85rem;
    color: var(--accent);
    min-width: 36px;
    text-align: center;
}
.blocker-links {
    margin-top: 2rem;
    pointer-events: auto;
}
.blocker-links a {
    margin: 0 0.8rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}
.blocker-links a:hover { color: var(--accent); }

/* HUD */
#hud { position: fixed; inset: 0; z-index: 50; pointer-events: none; }
#crosshair {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    color: rgba(255,255,255,0.5);
    font-size: 1.2rem;
    font-weight: 300;
    user-select: none;
}
#gallery-name {
    position: absolute;
    top: 1.2rem; left: 1.5rem;
    font-family: var(--font-display);
    font-size: 1.1rem;
    color: rgba(201,169,110,0.6);
    letter-spacing: 0.1em;
}
#hint-text {
    position: absolute;
    bottom: 2rem; left: 50%;
    transform: translateX(-50%);
    font-size: 0.8rem;
    color: rgba(255,255,255,0.35);
    transition: opacity 0.3s;
}
#vr-container {
    position: absolute;
    bottom: 1.5rem; right: 1.5rem;
    pointer-events: auto;
}
#quality-toggle {
    position: absolute;
    top: 1.2rem; right: 1.5rem;
    pointer-events: auto;
    background: rgba(201,169,110,0.15);
    border: 1px solid rgba(201,169,110,0.3);
    color: var(--accent);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: all 0.2s;
}
#quality-toggle:hover { background: rgba(201,169,110,0.25); }

/* Info Panel */
#info-panel {
    position: fixed;
    top: 0; right: 0;
    width: 400px; max-width: 90vw;
    height: 100vh;
    background: var(--bg-panel);
    backdrop-filter: blur(20px);
    border-left: 1px solid rgba(201,169,110,0.15);
    z-index: 200;
    padding: 2rem;
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}
#info-panel.visible { transform: translateX(0); }
#info-panel.hidden { transform: translateX(100%); }

#info-close {
    position: absolute;
    top: 1rem; right: 1rem;
    background: none; border: none;
    color: var(--text-muted);
    font-size: 1.8rem;
    cursor: pointer;
    line-height: 1;
    padding: 4px 8px;
}
#info-close:hover { color: var(--text); }

#info-image-wrap {
    margin-bottom: 1.5rem;
    border-radius: var(--radius);
    overflow: hidden;
}
#info-image {
    width: 100%;
    display: block;
}

#info-title {
    font-family: var(--font-display);
    font-size: 1.6rem;
    color: var(--text);
    margin-bottom: 0.4rem;
}
#info-artist {
    font-size: 1rem;
    color: var(--accent);
    margin-bottom: 0.8rem;
}
#info-meta {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}
#info-description {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}
#info-price {
    font-family: var(--font-display);
    font-size: 1.4rem;
    color: var(--accent);
    padding: 1rem;
    background: rgba(201,169,110,0.08);
    border-radius: var(--radius);
    text-align: center;
}

/* ============================== */
/* Mobile Blocker                 */
/* ============================== */
#mobile-blocker {
    position: fixed; inset: 0; z-index: 100;
    background: rgba(10, 10, 18, 0.9);
    backdrop-filter: blur(10px);
    display: none; /* shown via JS on touch devices */
    align-items: center; justify-content: center;
    cursor: pointer;
    transition: opacity 0.4s;
    -webkit-tap-highlight-color: transparent;
}
#mobile-blocker.hidden { opacity: 0; pointer-events: none; }
.mobile-blocker-content { text-align: center; }
.mobile-blocker-instructions p {
    font-size: 1.1rem;
    color: var(--text);
    margin-bottom: 1.5rem;
}
.mobile-controls-diagram {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 1rem;
}
.diagram-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
    color: var(--text-muted);
    font-size: 0.8rem;
}
.diagram-circle {
    width: 48px; height: 48px;
    border-radius: 50%;
    border: 2px solid rgba(201,169,110,0.4);
    display: flex; align-items: center; justify-content: center;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    color: var(--accent);
}

/* Show mobile blocker on touch devices */
@media (pointer: coarse) {
    #blocker { display: none !important; }
    #mobile-blocker { display: flex; }
}

/* ============================== */
/* Virtual Joystick               */
/* ============================== */
#joystick-container {
    position: fixed;
    inset: 0;
    z-index: 60;
    pointer-events: none;
    display: none; /* shown via JS */
    -webkit-tap-highlight-color: transparent;
}

.joystick-base {
    position: fixed;
    width: 110px; height: 110px;
    border-radius: 50%;
    background: rgba(201,169,110,0.08);
    border: 2px solid rgba(201,169,110,0.2);
    pointer-events: auto;
    touch-action: none;
    opacity: 0.3;
    transition: opacity 0.2s;
}
.joystick-base.active {
    opacity: 0.8;
    border-color: rgba(201,169,110,0.5);
    background: rgba(201,169,110,0.12);
}

/* Default positions (overridden by JS on touch) */
#joystick-left {
    bottom: 40px; left: 30px;
}
#joystick-right {
    bottom: 40px; right: 30px;
}

.joystick-knob {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 50px; height: 50px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(201,169,110,0.5), rgba(201,169,110,0.2));
    border: 2px solid rgba(201,169,110,0.6);
    pointer-events: none;
}

.joystick-label {
    position: fixed;
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: rgba(201,169,110,0.35);
    pointer-events: none;
}
.joystick-label-left { bottom: 22px; left: 56px; }
.joystick-label-right { bottom: 22px; right: 56px; }

/* Interact button */
#joystick-interact {
    position: fixed;
    bottom: 55px;
    left: 50%; transform: translateX(-50%);
    width: 56px; height: 56px;
    border-radius: 50%;
    background: rgba(201,169,110,0.15);
    border: 2px solid rgba(201,169,110,0.4);
    color: var(--accent);
    display: flex; align-items: center; justify-content: center;
    pointer-events: auto;
    touch-action: none;
    cursor: pointer;
    transition: all 0.15s;
    -webkit-tap-highlight-color: transparent;
}
#joystick-interact:active {
    background: rgba(201,169,110,0.35);
    transform: translateX(-50%) scale(0.9);
}
#joystick-interact svg { pointer-events: none; }

/* Mobile adjustments for HUD */
@media (pointer: coarse) {
    #crosshair {
        font-size: 1.5rem;
        color: rgba(201,169,110,0.4);
    }
    #hint-text {
        bottom: 130px;
        font-size: 0.75rem;
    }
    #quality-toggle {
        top: auto;
        bottom: 130px;
        right: 50%;
        transform: translateX(50%);
        display: none; /* hide quality toggle on mobile to reduce clutter */
    }
    #gallery-name {
        font-size: 0.9rem;
        top: 0.8rem;
        left: 1rem;
    }
    #info-panel {
        width: 100vw;
        max-width: 100vw;
    }
}