/* GARGANTUA — HUD styles */
* { margin: 0; padding: 0; box-sizing: border-box; }

html, body {
    width: 100%; height: 100%;
    overflow: hidden;
    background: #000;
    font-family: 'SF Mono', 'Cascadia Code', Consolas, 'Courier New', monospace;
    color: #cfd8dc;
    -webkit-user-select: none; user-select: none;
}

#gl {
    position: fixed; inset: 0;
    width: 100vw; height: 100vh;
    display: block;
    touch-action: none;
}

/* ------------------------------------------------------------- HUD panel */
#hud {
    position: fixed;
    top: 14px; right: 14px;
    width: 300px;
    max-height: calc(100vh - 28px);
    overflow-y: auto;
    padding: 14px 14px 10px;
    background: rgba(8, 10, 16, 0.72);
    border: 1px solid rgba(255, 170, 60, 0.18);
    border-radius: 10px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    font-size: 11px;
    scrollbar-width: thin;
    scrollbar-color: rgba(255,170,60,.3) transparent;
    transition: opacity .25s, transform .25s;
}
#hud::-webkit-scrollbar { width: 5px; }
#hud::-webkit-scrollbar-thumb { background: rgba(255,170,60,.25); border-radius: 3px; }

body.hideui #hud { opacity: 0; pointer-events: none; transform: translateX(20px); }

.hud-header { margin-bottom: 10px; }
.hud-title {
    font-size: 18px; letter-spacing: 6px; font-weight: 700;
    background: linear-gradient(90deg, #ffb14d, #ff7b2e, #ffd9a0);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hud-sub { color: #8a94a6; font-size: 10px; margin-top: 2px; letter-spacing: 1px; }
.hud-stats { display: flex; gap: 10px; margin-top: 7px; color: #ffb14d; font-size: 10px; }

.hud-row { display: flex; flex-wrap: wrap; gap: 5px; align-items: center; margin-bottom: 8px; }
.hud-label { color: #8a94a6; width: 52px; flex-shrink: 0; }

.hud-btn {
    background: rgba(255, 170, 60, 0.08);
    border: 1px solid rgba(255, 170, 60, 0.25);
    color: #d8c9b0;
    font: inherit; font-size: 10px;
    padding: 4px 8px;
    border-radius: 5px;
    cursor: pointer;
    transition: background .15s, border-color .15s;
}
.hud-btn:hover { background: rgba(255, 170, 60, 0.22); }
.hud-btn.active {
    background: rgba(255, 140, 30, 0.4);
    border-color: #ffb14d;
    color: #fff;
}
.hud-btn kbd { opacity: .55; }

.hud-select {
    background: rgba(10,12,18,.9);
    color: #d8c9b0;
    border: 1px solid rgba(255,170,60,.25);
    border-radius: 5px;
    font: inherit; font-size: 10px;
    padding: 4px 6px;
    flex: 1;
}

.hud-group {
    color: #ff9d45;
    font-size: 10px;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin: 10px 0 5px;
    border-bottom: 1px solid rgba(255,170,60,.15);
    padding-bottom: 3px;
}

.hud-slider { display: flex; align-items: center; gap: 6px; margin-bottom: 4px; }
.hud-slider label { flex: 0 0 118px; color: #aab4c4; font-size: 10px; }
.hud-slider input[type=range] {
    flex: 1; height: 3px;
    -webkit-appearance: none; appearance: none;
    background: rgba(255,170,60,.2);
    border-radius: 2px;
    outline: none;
}
.hud-slider input[type=range]::-webkit-slider-thumb {
    -webkit-appearance: none; appearance: none;
    width: 11px; height: 11px; border-radius: 50%;
    background: #ffb14d;
    border: 1px solid #7a4a12;
    cursor: pointer;
}
.hud-slider input[type=range]::-moz-range-thumb {
    width: 11px; height: 11px; border-radius: 50%;
    background: #ffb14d; border: 1px solid #7a4a12; cursor: pointer;
}
.hud-value { flex: 0 0 38px; text-align: right; color: #ffb14d; font-size: 10px; }

.hud-help {
    margin-top: 10px;
    color: #6b7688;
    font-size: 9.5px;
    line-height: 1.7;
}
kbd {
    background: rgba(255,255,255,.08);
    border: 1px solid rgba(255,255,255,.15);
    border-radius: 3px;
    padding: 0 4px;
    font-size: 9px;
}

/* ------------------------------------------------------------- overlays */
.overlay {
    position: fixed; inset: 0;
    display: none;
    align-items: center; justify-content: center;
    background: rgba(0,0,0,.85);
    z-index: 50;
    text-align: center;
    padding: 20px;
}
.overlay.visible { display: flex; }
.overlay-box h2 { color: #ffb14d; margin-bottom: 10px; letter-spacing: 2px; }
#fatal { color: #ff7b7b; font-size: 14px; line-height: 1.8; white-space: pre-wrap; }

/* ------------------------------------------------------------- mobile */
@media (max-width: 720px) {
    #hud {
        width: calc(100vw - 20px);
        right: 10px; top: 10px;
        max-height: 55vh;
        font-size: 10px;
    }
    .hud-slider label { flex-basis: 100px; }
}