/* Packet Runner: Latency Zero — terminal/ops-room aesthetic */

:root {
    --c-primary: #00ff7f;
    --c-primary-dim: #00ff7f66;
    --c-danger: #ff3355;
    --c-warn: #ffcc33;
    --c-bg: #020604;
    --c-text: #c8ffe0;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    width: 100%;
    height: 100%;
    overflow: hidden;
    background: #000;
}

body {
    font-family: 'Share Tech Mono', ui-monospace, 'Cascadia Mono', Consolas, monospace;
    color: var(--c-text);
    -webkit-user-select: none;
    user-select: none;
    touch-action: none;
}

#game-container {
    position: relative;
    width: 100%;
    height: 100%;
    background: var(--c-bg);
    transition: background 1s linear;
}

#game {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    display: block;
}

.hidden {
    display: none !important;
}

/* ── HUD ─────────────────────────────── */

#hud {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 4px 22px;
    padding: 10px 16px;
    font-size: 15px;
    letter-spacing: 1px;
    color: var(--c-primary);
    text-shadow: 0 0 6px var(--c-primary-dim);
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.75), transparent);
    pointer-events: none;
    z-index: 5;
    transition: color 1s linear;
}

.hud-item {
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
}

.hud-label {
    opacity: 0.65;
    font-size: 12px;
}

.bar {
    width: 130px;
    height: 12px;
    border: 1px solid currentColor;
    padding: 1px;
}

.bar-fill {
    height: 100%;
    width: 100%;
    background: var(--c-primary);
    transition: width 0.15s linear, background 0.3s linear;
}

.bar-fill.warn { background: var(--c-warn); }
.bar-fill.crit { background: var(--c-danger); animation: blink 0.4s steps(2) infinite; }

.combo {
    color: var(--c-warn);
    text-shadow: 0 0 6px var(--c-warn);
}

.hud-effects {
    color: var(--c-warn);
    font-size: 13px;
}

@keyframes blink {
    50% { opacity: 0.25; }
}

/* ── Zone flavor HUD log line ────────── */

#zone-flavor {
    position: absolute;
    left: 16px;
    bottom: 52px;
    font-size: 12px;
    letter-spacing: 1px;
    color: var(--c-primary);
    opacity: 0.55;
    text-shadow: 0 0 4px var(--c-primary-dim);
    z-index: 6;
    pointer-events: none;
    white-space: nowrap;
    transition: opacity 0.6s;
}

/* ── Lifetime stats (start menu) ────── */

#lifetime-stats {
    font-size: 12px;
    opacity: 0.5;
    white-space: pre;
    line-height: 1.7;
    margin-top: 6px;
}

/* ── Warnings & banners ──────────────── */

#edge-warning {
    position: absolute;
    top: 28%;
    left: 50%;
    transform: translateX(-50%);
    color: var(--c-danger);
    font-size: clamp(16px, 3vw, 26px);
    letter-spacing: 4px;
    text-shadow: 0 0 12px var(--c-danger);
    animation: blink 0.25s steps(2) infinite;
    z-index: 6;
    pointer-events: none;
}

#zone-banner {
    position: absolute;
    top: 38%;
    left: 50%;
    transform: translateX(-50%);
    color: var(--c-primary);
    font-size: clamp(18px, 4vw, 32px);
    letter-spacing: 6px;
    white-space: nowrap;
    text-shadow: 0 0 16px var(--c-primary);
    animation: bannerIn 2.4s ease-out forwards;
    z-index: 6;
    pointer-events: none;
}

@keyframes bannerIn {
    0%   { opacity: 0; letter-spacing: 18px; }
    15%  { opacity: 1; }
    75%  { opacity: 1; letter-spacing: 6px; }
    100% { opacity: 0; }
}

/* ── Overlays (menu / game over / pause) ── */

.overlay {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 18px;
    background: rgba(0, 2, 1, 0.82);
    z-index: 10;
    text-align: center;
    padding: 20px;
}

.overlay pre {
    font-family: inherit;
    color: var(--c-primary);
    text-shadow: 0 0 8px var(--c-primary-dim);
    font-size: clamp(11px, 2.4vw, 16px);
    line-height: 1.5;
    text-align: left;
}

#boot-log {
    min-height: 72px;
    font-size: 13px;
    color: var(--c-text);
    opacity: 0.8;
    text-align: left;
    white-space: pre;
    line-height: 1.5;
}

.menu-controls {
    font-size: 13px;
    opacity: 0.7;
    line-height: 1.9;
}

.menu-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    justify-content: center;
}

.term-btn {
    font-family: inherit;
    font-size: 16px;
    letter-spacing: 2px;
    color: var(--c-primary);
    background: transparent;
    border: 1px solid var(--c-primary);
    padding: 12px 22px;
    cursor: pointer;
    text-shadow: 0 0 6px var(--c-primary-dim);
    transition: background 0.15s, color 0.15s;
}

.term-btn:hover, .term-btn:focus {
    background: var(--c-primary);
    color: #000;
    text-shadow: none;
    outline: none;
}

#menu-best {
    font-size: 13px;
    opacity: 0.7;
    white-space: pre;
    line-height: 1.8;
}

#report {
    max-width: 92vw;
    overflow-x: auto;
}

#report .fatal { color: var(--c-danger); text-shadow: 0 0 8px var(--c-danger); }
#report .newbest { color: var(--c-warn); text-shadow: 0 0 8px var(--c-warn); }

/* ── Chrome ──────────────────────────── */

#btn-mute {
    position: absolute;
    right: 12px;
    bottom: 12px;
    z-index: 12;
    width: 40px;
    height: 40px;
    font-family: inherit;
    font-size: 18px;
    color: var(--c-primary);
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid var(--c-primary-dim);
    cursor: pointer;
}

#btn-mute.muted { opacity: 0.35; }

#scanlines {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 20;
    background: repeating-linear-gradient(
        0deg,
        rgba(0, 0, 0, 0.16) 0px,
        rgba(0, 0, 0, 0.16) 1px,
        transparent 1px,
        transparent 3px
    );
    mix-blend-mode: multiply;
}

#vignette {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 19;
    background: radial-gradient(ellipse at center, transparent 55%, rgba(0, 0, 0, 0.55) 100%);
    transition: box-shadow 0.3s;
}

#vignette.low-integrity {
    box-shadow: inset 0 0 120px 40px rgba(255, 51, 85, 0.28);
}

/* Screen flash on damage — driven by JS adding .flash */
#game-container.flash #vignette {
    box-shadow: inset 0 0 160px 70px rgba(255, 51, 85, 0.55);
}

/* ── Responsive ──────────────────────── */

@media (max-width: 600px) {
    #hud { font-size: 12px; gap: 4px 12px; padding: 8px 10px; }
    .bar { width: 84px; height: 10px; }
    .hud-label { font-size: 10px; }
    .menu-controls p:not(.touch-hint) { display: none; }
}

@media (min-width: 601px) {
    .touch-hint { display: none; }
}