/* ═══════════════════════════════════════════════════════════════
   THE VOID - A Mysterious Experience
   ═══════════════════════════════════════════════════════════════ */

:root {
    --void: #000000;
    --abyss: #020202;
    --deep: #050505;
    --shadow: #0a0a0a;
    --whisper: #111111;
    --echo: #1a1a1a;
    --murmur: #252525;
    --thought: #333333;
    --words: #555555;
    --light: #777777;
    --glow: #999999;
    --bright: #bbbbbb;
    --flash: #ffffff;

    /* Event colors */
    --blood: #1a0000;
    --blood-glow: #330000;
    --signal: #001a1a;
    --signal-glow: #003333;
    --ritual: #0a000a;
    --ritual-glow: #1a001a;

    /* Timing */
    --breathe: 8s;
    --pulse: 4s;
}

/* ═══════════════════════════════════════════════════════════════
   Reset & Base
   ═══════════════════════════════════════════════════════════════ */

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

html, body {
    height: 100%;
    overflow: hidden;
}

body {
    font-family: 'Crimson Pro', Georgia, serif;
    background: var(--void);
    color: var(--words);
    cursor: default;
    -webkit-font-smoothing: antialiased;
}

::selection {
    background: var(--echo);
    color: var(--glow);
}

/* ═══════════════════════════════════════════════════════════════
   Background Layers
   ═══════════════════════════════════════════════════════════════ */

#layer-abyss,
#layer-deep,
#layer-surface {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

#layer-abyss {
    z-index: 0;
    background: var(--void);
}

#layer-deep {
    z-index: 1;
    background: radial-gradient(ellipse at center, var(--shadow) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 2s ease;
}

#layer-surface {
    z-index: 2;
    background: radial-gradient(circle at 50% 50%, var(--whisper) 0%, transparent 50%);
    animation: layerPulse var(--breathe) ease-in-out infinite;
}

@keyframes layerPulse {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.1); }
}

/* Event: Blood Moon */
body.event-blood #layer-deep {
    background: radial-gradient(ellipse at center, var(--blood) 0%, transparent 70%);
    opacity: 0.6;
}

body.event-blood #layer-surface {
    background: radial-gradient(circle at 50% 50%, var(--blood-glow) 0%, transparent 50%);
}

/* Event: Signal */
body.event-signal #layer-deep {
    background: radial-gradient(ellipse at center, var(--signal) 0%, transparent 70%);
    opacity: 0.5;
}

/* Event: Ritual */
body.event-ritual #layer-deep {
    background: radial-gradient(ellipse at center, var(--ritual) 0%, transparent 70%);
    opacity: 0.7;
}

/* ═══════════════════════════════════════════════════════════════
   Canvas (Particles)
   ═══════════════════════════════════════════════════════════════ */

#void-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 5;
}

/* ═══════════════════════════════════════════════════════════════
   Glitch & Noise Effects
   ═══════════════════════════════════════════════════════════════ */

#glitch-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 100;
    opacity: 0;
    mix-blend-mode: overlay;
}

#glitch-overlay.active {
    animation: glitch 0.3s steps(2) forwards;
}

@keyframes glitch {
    0% { opacity: 0; transform: translate(0); }
    20% { opacity: 0.8; transform: translate(-2px, 1px); filter: hue-rotate(90deg); }
    40% { opacity: 0.6; transform: translate(2px, -1px); filter: hue-rotate(180deg); }
    60% { opacity: 0.8; transform: translate(-1px, 2px); filter: hue-rotate(270deg); }
    80% { opacity: 0.4; transform: translate(1px, -2px); }
    100% { opacity: 0; transform: translate(0); }
}

#signal-noise {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 99;
    opacity: 0;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(255,255,255,0.03) 2px,
        rgba(255,255,255,0.03) 4px
    );
}

body.event-signal #signal-noise {
    opacity: 1;
    animation: scanlines 8s linear infinite;
}

@keyframes scanlines {
    0% { transform: translateY(0); }
    100% { transform: translateY(4px); }
}

/* ═══════════════════════════════════════════════════════════════
   Main Container
   ═══════════════════════════════════════════════════════════════ */

#void-container {
    position: relative;
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 2rem;
    text-align: center;
}

/* ═══════════════════════════════════════════════════════════════
   The Core (Eye)
   ═══════════════════════════════════════════════════════════════ */

#void-core {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: radial-gradient(circle at center, var(--whisper) 0%, transparent 70%);
    animation: breathe var(--breathe) ease-in-out infinite;
    pointer-events: none;
    z-index: 3;
    display: flex;
    align-items: center;
    justify-content: center;
}

#void-eye {
    width: 8px;
    height: 8px;
    background: var(--thought);
    border-radius: 50%;
    opacity: 0;
    transition: opacity 1s ease, transform 0.3s ease;
}

body.void-watching #void-eye {
    opacity: 1;
}

body.void-watching #void-core {
    animation: breatheWatching 4s ease-in-out infinite;
}

@keyframes breathe {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.4; }
    50% { transform: translate(-50%, -50%) scale(1.15); opacity: 0.6; }
}

@keyframes breatheWatching {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.6; }
    50% { transform: translate(-50%, -50%) scale(1.08); opacity: 0.8; }
}

/* Event states */
body.event-blood #void-core {
    background: radial-gradient(circle at center, var(--blood-glow) 0%, transparent 70%);
}

body.event-blood #void-eye {
    background: #440000;
    box-shadow: 0 0 20px #ff0000;
}

body.event-signal #void-core {
    animation: breatheSignal 2s ease-in-out infinite;
}

@keyframes breatheSignal {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.5; }
    25% { transform: translate(-50%, -50%) scale(1.02); opacity: 0.7; }
    50% { transform: translate(-50%, -50%) scale(0.98); opacity: 0.4; }
    75% { transform: translate(-50%, -50%) scale(1.05); opacity: 0.6; }
}

/* ═══════════════════════════════════════════════════════════════
   Title
   ═══════════════════════════════════════════════════════════════ */

#void-header {
    margin-bottom: 2rem;
    position: relative;
    z-index: 10;
}

#void-title {
    font-size: clamp(2.5rem, 12vw, 5rem);
    font-weight: 300;
    letter-spacing: 0.5em;
    margin-right: -0.5em;
    color: var(--glow);
    text-transform: uppercase;
}

.flicker {
    animation: flicker 4s ease-in-out infinite;
}

.flicker-delayed {
    animation: flicker 4s ease-in-out infinite;
    animation-delay: 2s;
}

@keyframes flicker {
    0%, 100% { opacity: 1; }
    92% { opacity: 1; }
    93% { opacity: 0.4; }
    94% { opacity: 1; }
    96% { opacity: 0.6; }
    97% { opacity: 1; }
}

#void-subtitle {
    font-size: 1rem;
    font-weight: 300;
    font-style: italic;
    letter-spacing: 0.4em;
    margin-right: -0.4em;
    color: var(--thought);
    margin-top: 0.5rem;
}

#void-status {
    font-size: 0.75rem;
    font-family: 'Special Elite', monospace;
    letter-spacing: 0.2em;
    color: var(--echo);
    margin-top: 1rem;
    min-height: 1.5em;
    opacity: 0;
    transition: opacity 0.5s ease;
}

#void-status.visible {
    opacity: 1;
}

/* ═══════════════════════════════════════════════════════════════
   Input
   ═══════════════════════════════════════════════════════════════ */

#void-input-area {
    width: 100%;
    max-width: 450px;
    position: relative;
    z-index: 10;
}

#void-input {
    width: 100%;
    padding: 1rem 1.5rem;
    font-family: inherit;
    font-size: 1.1rem;
    font-style: italic;
    color: var(--bright);
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid var(--echo);
    outline: none;
    text-align: center;
    transition: all 0.4s ease;
}

#void-input::placeholder {
    color: var(--thought);
    font-style: italic;
}

#void-input:focus {
    border-color: var(--murmur);
    background: rgba(0, 0, 0, 0.8);
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.5);
}

#void-hint {
    font-size: 0.75rem;
    color: var(--thought);
    margin-top: 0.75rem;
    font-style: italic;
    opacity: 0.5;
    transition: opacity 0.3s ease;
}

#void-input:focus + #void-hint {
    opacity: 0.8;
}

/* ═══════════════════════════════════════════════════════════════
   Response
   ═══════════════════════════════════════════════════════════════ */

#void-response {
    min-height: 60px;
    margin-top: 2rem;
    font-size: 1.1rem;
    font-style: italic;
    color: var(--light);
    opacity: 0;
    transition: opacity 0.8s ease;
    max-width: 500px;
    line-height: 1.7;
}

#void-response.visible {
    opacity: 1;
}

#void-response.cipher {
    font-family: 'Special Elite', monospace;
    letter-spacing: 0.1em;
    color: var(--glow);
}

#void-response.glitched {
    animation: textGlitch 0.5s steps(2) infinite;
}

@keyframes textGlitch {
    0% { transform: translate(0); }
    25% { transform: translate(-1px, 1px); }
    50% { transform: translate(1px, -1px); }
    75% { transform: translate(-1px, -1px); }
    100% { transform: translate(0); }
}

/* ═══════════════════════════════════════════════════════════════
   Discovery Hint
   ═══════════════════════════════════════════════════════════════ */

#discovery-hint {
    position: fixed;
    bottom: 30%;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.7rem;
    font-family: 'Special Elite', monospace;
    color: var(--echo);
    letter-spacing: 0.3em;
    opacity: 0;
    transition: opacity 2s ease;
    pointer-events: none;
    z-index: 15;
}

#discovery-hint.visible {
    opacity: 0.6;
}

/* ═══════════════════════════════════════════════════════════════
   Floating Thoughts
   ═══════════════════════════════════════════════════════════════ */

#floating-thoughts {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 8;
    overflow: hidden;
}

.floating-thought {
    position: absolute;
    font-size: 1rem;
    font-style: italic;
    color: var(--words);
    white-space: nowrap;
    animation: floatAway 5s ease-out forwards;
}

@keyframes floatAway {
    0% { opacity: 0.7; transform: translateY(0) scale(1) rotate(0deg); }
    100% { opacity: 0; transform: translateY(-300px) scale(0.3) rotate(5deg); }
}

/* ═══════════════════════════════════════════════════════════════
   Echo Container
   ═══════════════════════════════════════════════════════════════ */

#echo-container {
    position: fixed;
    bottom: 25%;
    left: 0;
    right: 0;
    text-align: center;
    z-index: 9;
    pointer-events: none;
}

.echo {
    font-size: 0.85rem;
    font-style: italic;
    color: var(--thought);
    opacity: 0;
    animation: echoFade 10s ease-in-out forwards;
    max-width: 80%;
    margin: 0 auto;
    line-height: 1.6;
}

.echo-prefix {
    display: block;
    font-size: 0.65rem;
    color: var(--whisper);
    margin-bottom: 0.3rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

@keyframes echoFade {
    0% { opacity: 0; transform: translateY(10px); }
    10% { opacity: 0.5; transform: translateY(0); }
    90% { opacity: 0.5; transform: translateY(0); }
    100% { opacity: 0; transform: translateY(-10px); }
}

/* ═══════════════════════════════════════════════════════════════
   Footer
   ═══════════════════════════════════════════════════════════════ */

#void-footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 1.5rem;
    text-align: center;
    z-index: 10;
}

#void-stats {
    font-size: 0.75rem;
    color: var(--thought);
    font-style: italic;
}

#void-counter {
    opacity: 0.6;
}

#thought-count {
    color: var(--words);
    font-style: normal;
}

#void-presence {
    margin-left: 1.5rem;
    opacity: 0;
    transition: opacity 0.5s ease;
}

#void-presence.visible {
    opacity: 0.6;
}

#void-coordinates {
    font-size: 0.6rem;
    font-family: 'Special Elite', monospace;
    color: var(--whisper);
    margin-top: 0.5rem;
    letter-spacing: 0.2em;
    opacity: 0;
    transition: opacity 1s ease;
    cursor: pointer;
}

#void-coordinates.visible {
    opacity: 0.4;
}

#void-coordinates:hover {
    opacity: 0.8;
}

/* ═══════════════════════════════════════════════════════════════
   Hidden Sigil
   ═══════════════════════════════════════════════════════════════ */

#hidden-sigil {
    position: fixed;
    width: 60px;
    height: 60px;
    color: var(--whisper);
    opacity: 0;
    transition: opacity 2s ease;
    cursor: pointer;
    z-index: 50;
}

#hidden-sigil.revealed {
    opacity: 0.3;
}

#hidden-sigil:hover {
    opacity: 0.6;
}

#hidden-sigil svg {
    width: 100%;
    height: 100%;
    animation: sigilRotate 60s linear infinite;
}

@keyframes sigilRotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ═══════════════════════════════════════════════════════════════
   Hidden Portal
   ═══════════════════════════════════════════════════════════════ */

#hidden-portal {
    position: fixed;
    bottom: 50px;
    right: 50px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: transparent;
    border: 1px solid transparent;
    opacity: 0;
    transition: all 1s ease;
    z-index: 50;
}

#hidden-portal.revealed {
    opacity: 1;
    border-color: var(--echo);
    cursor: pointer;
}

#hidden-portal.revealed:hover {
    background: var(--whisper);
    box-shadow: 0 0 20px var(--echo);
    transform: scale(1.5);
}

/* ═══════════════════════════════════════════════════════════════
   Hidden Layer Overlay
   ═══════════════════════════════════════════════════════════════ */

#hidden-layer {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--void);
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 1s ease;
}

#hidden-layer.revealed {
    opacity: 1;
    pointer-events: auto;
}

#hidden-content {
    text-align: center;
    max-width: 600px;
    padding: 2rem;
}

#hidden-content h2 {
    font-size: 1.5rem;
    font-weight: 300;
    letter-spacing: 0.3em;
    color: var(--glow);
    margin-bottom: 1.5rem;
}

#hidden-content p {
    font-style: italic;
    color: var(--words);
    line-height: 1.8;
    margin-bottom: 1rem;
}

#hidden-content .cipher-text {
    font-family: 'Special Elite', monospace;
    font-style: normal;
    color: var(--light);
    letter-spacing: 0.1em;
    background: var(--abyss);
    padding: 1rem;
    margin: 1rem 0;
}

#hidden-content .close-hint {
    font-size: 0.7rem;
    color: var(--thought);
    margin-top: 2rem;
    opacity: 0.6;
}

/* ═══════════════════════════════════════════════════════════════
   Achievement
   ═══════════════════════════════════════════════════════════════ */

#achievement {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%) translateY(-100px);
    background: var(--abyss);
    border: 1px solid var(--echo);
    padding: 1rem 2rem;
    z-index: 300;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: transform 0.5s ease;
}

#achievement.show {
    transform: translateX(-50%) translateY(0);
}

#achievement-icon {
    width: 24px;
    height: 24px;
    border: 1px solid var(--thought);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    color: var(--glow);
}

#achievement-text {
    font-size: 0.8rem;
    color: var(--light);
    font-style: italic;
    letter-spacing: 0.05em;
}

/* ═══════════════════════════════════════════════════════════════
   The Watcher
   ═══════════════════════════════════════════════════════════════ */

#watcher {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: 150;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 3s ease;
}

#watcher.visible {
    opacity: 1;
}

#watcher-eye {
    width: 100px;
    height: 100px;
    border: 1px solid var(--thought);
    border-radius: 50%;
    position: relative;
    animation: watcherPulse 2s ease-in-out infinite;
}

#watcher-eye::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 30px;
    height: 30px;
    background: var(--thought);
    border-radius: 50%;
}

#watcher-eye::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 10px;
    height: 10px;
    background: var(--void);
    border-radius: 50%;
}

@keyframes watcherPulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 0.8; }
}

/* ═══════════════════════════════════════════════════════════════
   Cipher Display
   ═══════════════════════════════════════════════════════════════ */

#cipher-display {
    position: fixed;
    top: 10px;
    right: 10px;
    font-family: 'Special Elite', monospace;
    font-size: 0.6rem;
    color: var(--echo);
    letter-spacing: 0.2em;
    opacity: 0;
    transition: opacity 1s ease;
    z-index: 100;
}

#cipher-display.visible {
    opacity: 0.4;
}

/* ═══════════════════════════════════════════════════════════════
   Utility Classes
   ═══════════════════════════════════════════════════════════════ */

.hidden {
    display: none !important;
}

.invisible {
    opacity: 0 !important;
    pointer-events: none !important;
}

/* ═══════════════════════════════════════════════════════════════
   Responsive
   ═══════════════════════════════════════════════════════════════ */

@media (max-width: 600px) {
    #void-container {
        padding: 1rem;
    }

    #void-title {
        letter-spacing: 0.3em;
        margin-right: -0.3em;
    }

    #void-input {
        font-size: 1rem;
        padding: 0.8rem 1rem;
    }

    #void-core {
        width: 200px;
        height: 200px;
    }

    #hidden-sigil {
        width: 40px;
        height: 40px;
    }

    #hidden-portal {
        bottom: 30px;
        right: 30px;
        width: 15px;
        height: 15px;
    }
}

/* ═══════════════════════════════════════════════════════════════
   Print (hide everything)
   ═══════════════════════════════════════════════════════════════ */

@media print {
    body * {
        display: none !important;
    }
    body::after {
        content: 'the void cannot be captured';
        display: block;
        text-align: center;
        padding: 2rem;
        font-style: italic;
    }
}