/* --- THE WHISPERING DARK: STYLESHEET --- */

@import url('https://fonts.googleapis.com/css2?family=Share+Tech+Mono&display=swap');

:root {
    --color-bg: #030303;
    --color-green: #00ff66;
    --color-green-dim: rgba(0, 255, 102, 0.2);
    --color-red: #ff1133;
    --color-red-dim: rgba(255, 17, 51, 0.2);
    --color-text: #e0e0e0;
    --font-terminal: 'Share Tech Mono', monospace;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    user-select: none;
    -webkit-user-select: none;
}

body, html {
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-terminal);
    height: 100%;
    overflow: hidden;
    width: 100%;
}

/* --- CANVAS & RENDERING --- */
#game-canvas {
    display: block;
    height: 100%;
    left: 0;
    position: absolute;
    top: 0;
    width: 100%;
    z-index: 1;
}

/* --- SCREEN FILTERS & RETRO CRT --- */
#vignette {
    background: radial-gradient(circle, rgba(0,0,0,0) 40%, rgba(0,0,0,0.9) 100%);
    height: 100%;
    left: 0;
    pointer-events: none;
    position: absolute;
    top: 0;
    width: 100%;
    z-index: 5;
}

#crt-overlay {
    background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%), linear-gradient(90deg, rgba(255, 0, 0, 0.06), rgba(0, 255, 0, 0.02), rgba(0, 0, 255, 0.06));
    background-size: 100% 4px, 6px 100%;
    height: 100%;
    left: 0;
    pointer-events: none;
    position: absolute;
    top: 0;
    width: 100%;
    z-index: 10;
}

#static-overlay {
    animation: staticNoise 0.15s infinite;
    background-image: url('data:image/svg+xml,%3Csvg viewBox="0%200%20200%20200"%20xmlns="http://www.w3.org/2000/svg"%3E%3Cfilter%20id="noiseFilter"%3E%3CfeTurbulence%20type="fractalNoise"%20baseFrequency="0.85"%20numOctaves="4"%20stitchTiles="stitch"/%3E%3C/filter%3E%3Crect%20width="100%25"%20height="100%25"%20filter="url(%23noiseFilter)"/%3E%3C/svg%3E');
    height: 100%;
    left: 0;
    opacity: 0.08; /* Dynamic based on monster distance */
    pointer-events: none;
    position: absolute;
    top: 0;
    width: 100%;
    z-index: 8;
}

@keyframes staticNoise {
    0% { transform: translate(0,0) scale(1); }
    10% { transform: translate(-1%, -1%) scale(1.05); }
    20% { transform: translate(2%, 1%) scale(0.95); }
    30% { transform: translate(-2%, -2%) scale(1.1); }
    40% { transform: translate(1%, 3%) scale(1); }
    50% { transform: translate(-1%, 1%) scale(1.05); }
    60% { transform: translate(3%, -1%) scale(0.9); }
    70% { transform: translate(-2%, 1%) scale(1); }
    80% { transform: translate(1%, -3%) scale(1.15); }
    90% { transform: translate(-1%, 2%) scale(0.95); }
    100% { transform: translate(0, 0) scale(1); }
}

/* --- OVERLAY SCREENS --- */
.overlay {
    align-items: center;
    background-color: rgba(5, 5, 5, 0.85);
    backdrop-filter: blur(4px);
    display: flex;
    height: 100%;
    justify-content: center;
    left: 0;
    position: absolute;
    top: 0;
    transition: opacity 0.5s ease-in-out;
    width: 100%;
    z-index: 20;
}

.overlay.hidden {
    display: none !important;
    opacity: 0;
    pointer-events: none;
}

/* --- TERMINAL WINDOWS --- */
.terminal-container {
    background-color: rgba(10, 10, 10, 0.9);
    border: 1px solid var(--color-green);
    box-shadow: 0 0 20px rgba(0, 255, 102, 0.15);
    max-width: 650px;
    padding: 30px;
    width: 90%;
    text-align: left;
}

.terminal-container.small {
    max-width: 450px;
    text-align: center;
}

.terminal-container.pulse-red {
    border-color: var(--color-red);
    box-shadow: 0 0 25px rgba(255, 17, 51, 0.3);
}

.terminal-container.pulse-green {
    border-color: var(--color-green);
    box-shadow: 0 0 25px rgba(0, 255, 102, 0.3);
}

/* --- BUTTONS --- */
.glow-button {
    background: transparent;
    border: 1px solid var(--color-green);
    color: var(--color-green);
    cursor: pointer;
    font-family: var(--font-terminal);
    font-size: 1.2rem;
    font-weight: bold;
    letter-spacing: 2px;
    margin-top: 25px;
    padding: 12px 24px;
    text-transform: uppercase;
    transition: all 0.2s ease-in-out;
    width: 100%;
}

.glow-button:hover {
    background: var(--color-green);
    color: #000;
    box-shadow: 0 0 15px var(--color-green);
}

.glow-button-red {
    background: transparent;
    border: 1px solid var(--color-red);
    color: var(--color-red);
    cursor: pointer;
    font-family: var(--font-terminal);
    font-size: 1.2rem;
    font-weight: bold;
    letter-spacing: 2px;
    margin-top: 25px;
    padding: 12px 24px;
    text-transform: uppercase;
    transition: all 0.2s ease-in-out;
    width: 100%;
}

.glow-button-red:hover {
    background: var(--color-red);
    color: #000;
    box-shadow: 0 0 15px var(--color-red);
}

/* --- TEXT FORMATTING --- */
h1 {
    font-size: 2.5rem;
    letter-spacing: 4px;
    margin-bottom: 20px;
    text-align: center;
}

h2 {
    font-size: 1.8rem;
    letter-spacing: 3px;
    margin-bottom: 15px;
}

.glitch-text {
    color: var(--color-green);
    position: relative;
    text-shadow: 0 0 5px var(--color-green);
}

.warning-text {
    border-bottom: 1px dashed var(--color-green);
    color: var(--color-green);
    font-weight: bold;
    margin-bottom: 15px;
    padding-bottom: 5px;
    text-align: center;
}

.story-text {
    font-size: 1rem;
    line-height: 1.5;
    margin-bottom: 15px;
    color: #b0b0b0;
}

.highlight {
    color: var(--color-green);
    text-shadow: 0 0 5px rgba(0,255,102,0.4);
}

.highlight-red {
    color: var(--color-red);
    text-shadow: 0 0 5px rgba(255,17,51,0.4);
}

.text-red {
    color: #ff8888 !important;
}

.text-green {
    color: #aaffaa !important;
}

.controls-guide {
    background-color: rgba(0, 255, 102, 0.03);
    border: 1px solid rgba(0, 255, 102, 0.15);
    margin: 15px 0;
    padding: 15px;
}

.controls-guide h3 {
    color: var(--color-green);
    font-size: 1.1rem;
    margin-bottom: 8px;
    letter-spacing: 1px;
}

.controls-guide ul {
    list-style-type: none;
}

.controls-guide li {
    font-size: 0.9rem;
    margin-bottom: 6px;
    color: #cccccc;
}

.key {
    background-color: #222222;
    border: 1px solid #444444;
    border-radius: 3px;
    color: var(--color-green);
    display: inline-block;
    font-size: 0.8rem;
    padding: 2px 6px;
    margin-right: 4px;
}

/* --- HUD OVERLAYS --- */
#hud {
    height: 100%;
    left: 0;
    pointer-events: none;
    position: absolute;
    top: 0;
    width: 100%;
    z-index: 15;
}

.hud-item {
    background-color: rgba(10, 10, 10, 0.7);
    border: 1px solid rgba(0, 255, 102, 0.3);
    display: flex;
    flex-direction: column;
    padding: 10px 15px;
    pointer-events: none;
    position: absolute;
}

.hud-label {
    color: var(--color-green);
    font-size: 0.8rem;
    letter-spacing: 1.5px;
    margin-bottom: 4px;
    text-shadow: 0 0 3px rgba(0,255,102,0.3);
}

#hud-keys {
    left: 20px;
    top: 20px;
}

#keys-count {
    font-size: 1.4rem;
    font-weight: bold;
    color: var(--color-text);
}

#hud-battery {
    right: 20px;
    top: 20px;
    width: 200px;
}

#hud-stamina {
    bottom: 20px;
    left: 20px;
    width: 200px;
}

#battery-text, #stamina-text {
    font-size: 1.1rem;
    font-weight: bold;
    margin-top: 4px;
    text-align: right;
}

/* --- PROGRESS BARS --- */
.progress-container {
    background-color: #111111;
    border: 1px solid #333333;
    height: 12px;
    position: relative;
    width: 100%;
}

.progress-bar {
    background-color: var(--color-green);
    box-shadow: 0 0 8px var(--color-green);
    height: 100%;
    transition: width 0.1s linear;
    width: 100%;
}

.progress-bar.stamina {
    background-color: #00bbff;
    box-shadow: 0 0 8px #00bbff;
}

/* --- CROSSHAIR & INTERACTION PROMPTS --- */
#crosshair {
    border: 2px solid rgba(0, 255, 102, 0.4);
    border-radius: 50%;
    height: 8px;
    left: 50%;
    pointer-events: none;
    position: absolute;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 8px;
    z-index: 16;
}

#prompt {
    background-color: rgba(0, 0, 0, 0.85);
    border: 1px dashed var(--color-green);
    bottom: 120px;
    color: var(--color-green);
    font-size: 1.2rem;
    left: 50%;
    padding: 8px 20px;
    position: absolute;
    transform: translateX(-50%);
    text-align: center;
    box-shadow: 0 0 10px rgba(0, 255, 102, 0.1);
}

#objective-banner {
    animation: slowGlow 3s infinite alternate;
    color: rgba(255, 255, 255, 0.5);
    font-size: 1rem;
    left: 50%;
    position: absolute;
    top: 90px;
    transform: translateX(-50%);
    text-align: center;
    letter-spacing: 2px;
}

@keyframes slowGlow {
    0% { opacity: 0.4; }
    100% { opacity: 0.9; text-shadow: 0 0 8px rgba(255,255,255,0.2); }
}

/* --- DEATH SCREEN EXTRA --- */
.death-title {
    color: var(--color-red) !important;
    text-shadow: 0 0 15px var(--color-red) !important;
}

.victory-title {
    color: var(--color-green) !important;
    text-shadow: 0 0 15px var(--color-green) !important;
}

.stats-recap {
    background-color: rgba(0, 0, 0, 0.5);
    border: 1px solid #333333;
    margin: 20px 0;
    padding: 15px;
}

.stats-recap p {
    font-size: 1.1rem;
    margin-bottom: 8px;
}

/* --- UTILITY CLASSES --- */
.hidden {
    display: none !important;
}

/* --- AUDIO CONTROLS STYLE --- */
.audio-toggle-container {
    margin-top: 20px;
    text-align: center;
}

.audio-toggle-container-pause {
    margin-top: 15px;
    margin-bottom: 15px;
    text-align: center;
}

.audio-toggle-container-hud {
    margin-top: 8px;
    pointer-events: auto; /* Enable clicks in HUD items */
}

.chk-label {
    color: #888888;
    font-size: 1rem;
    cursor: pointer;
    transition: color 0.2s;
    letter-spacing: 1.5px;
}

.chk-label:hover {
    color: var(--color-green);
}

.chk-label-hud {
    color: #666666;
    font-size: 0.8rem;
    cursor: pointer;
    transition: color 0.2s;
    letter-spacing: 1px;
}

.chk-label-hud:hover {
    color: var(--color-green);
}

.chk-label input, .chk-label-hud input {
    accent-color: var(--color-green);
    cursor: pointer;
    vertical-align: middle;
    margin-right: 6px;
}