:root {
    --bg: #060606;
    --fg: #b8ffb8;
    --dim: #4a5c4a;
    --accent: #6cf;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: var(--fg);
    font-family: "Courier New", ui-monospace, monospace;
    font-size: 16px;
    line-height: 1.55;
    min-height: 100vh;
}

#grain {
    position: fixed;
    inset: 0;
    pointer-events: none;
    background-image: radial-gradient(rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 3px 3px;
    z-index: 9999;
    mix-blend-mode: overlay;
}

.chamber {
    max-width: 720px;
    margin: 8vh auto;
    padding: 2rem 1.5rem;
    animation: flicker 6s infinite;
}

h1 {
    font-size: 1.25rem;
    letter-spacing: 0.04em;
    color: var(--fg);
    margin: 0 0 1.2rem 0;
    font-weight: normal;
}

.whisper {
    color: var(--dim);
    font-style: italic;
    margin: 0 0 1.2rem 0;
}

.exits {
    margin: 0 0 2rem 0;
    color: var(--fg);
    opacity: 0.85;
}

.choices {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

button {
    background: transparent;
    color: var(--accent);
    border: 1px solid var(--accent);
    padding: 0.6rem 1.1rem;
    font: inherit;
    cursor: pointer;
    transition: background 0.15s ease, color 0.15s ease;
}

button:hover,
button:focus {
    background: var(--accent);
    color: var(--bg);
    outline: none;
}

.riddle label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--dim);
}

.riddle input[type="text"] {
    background: transparent;
    border: 1px solid var(--dim);
    color: var(--fg);
    font: inherit;
    padding: 0.5rem 0.75rem;
    margin-right: 0.5rem;
    min-width: 220px;
}

.riddle input[type="text"]:focus {
    outline: none;
    border-color: var(--accent);
}

.depth {
    margin-top: 3rem;
    color: var(--dim);
    font-size: 0.8rem;
    letter-spacing: 0.1em;
}

@keyframes flicker {
    0%, 100% { opacity: 1; }
    92%      { opacity: 1; }
    93%      { opacity: 0.85; }
    94%      { opacity: 1; }
    97%      { opacity: 0.92; }
    98%      { opacity: 1; }
}
.find {
    margin: 1.5rem 0;
    padding: 0.75rem 1rem;
    border-left: 2px solid var(--dim);
    color: #d8ffd8;
    font-style: italic;
    background: rgba(255,255,255,0.02);
}
#rh-mute {
    position: fixed;
    right: 1rem;
    bottom: 1rem;
    width: 2.4rem;
    height: 2.4rem;
    padding: 0;
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid var(--dim);
    color: var(--fg);
    font-size: 1rem;
    line-height: 1;
    cursor: pointer;
    opacity: 0.55;
    transition: opacity 0.2s ease, border-color 0.2s ease;
    z-index: 10000;
}

#rh-mute:hover,
#rh-mute:focus {
    opacity: 1;
    border-color: var(--accent);
    background: transparent;
    outline: none;
}
.riddle {
    margin: 1.5rem 0;
}

.riddle-question {
    font-size: 1.05rem;
    color: var(--fg);
    margin: 0 0 1rem 0;
}

.riddle-hint {
    color: var(--dim);
    font-style: italic;
    margin: 0 0 1rem 0;
    padding-left: 0.75rem;
    border-left: 2px solid var(--dim);
}

.riddle-error {
    color: #ff8b8b;
    margin: 0 0 1rem 0;
}

.riddle-label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--dim);
}
.depth {
    margin-top: 3rem;
    color: var(--dim);
    font-size: 0.8rem;
    letter-spacing: 0.1em;
}

.depth::after {
    content: "";
    display: block;
    margin-top: 0.4rem;
    height: 1px;
    width: 3rem;
    background: var(--dim);
    opacity: 0.4;
}
.meta {
    color: #e6ffe6;
    font-style: italic;
    margin: 0 0 1.2rem 0;
    padding: 0.5rem 0 0.5rem 0.75rem;
    border-left: 2px solid var(--accent);
    background: rgba(102, 204, 255, 0.03);
    animation: metaGlow 4s ease-in-out infinite;
}

@keyframes metaGlow {
    0%, 100% { border-left-color: var(--accent); }
    50%      { border-left-color: rgba(102, 204, 255, 0.4); }
}
.choices-only {
    margin: 2rem 0;
}

.choices-only .weiter {
    font-size: 1rem;
    padding: 0.8rem 1.5rem;
    color: var(--accent);
    border: 1px solid var(--accent);
    font-style: normal;
    text-decoration: none;
    transition: background 0.15s ease, color 0.15s ease;
}

.choices-only .weiter:hover,
.choices-only .weiter:focus {
    background: var(--accent);
    color: var(--bg);
}
.riddle-mask {
    font-family: "Courier New", ui-monospace, monospace;
    font-size: 1.1rem;
    letter-spacing: 0.15em;
    color: var(--accent);
    margin: 0.75rem 0 1.25rem 0;
    padding: 0.6rem 1rem;
    border-left: 2px solid var(--accent);
    background: rgba(102, 204, 255, 0.05);
    white-space: pre;
}

.riddle-mask::before {
    content: "Muster: ";
    color: var(--dim);
    font-size: 0.85rem;
    letter-spacing: 0;
    margin-right: 0.5rem;
}
.react {
    color: #ffd8b8;
    font-style: italic;
    margin: 0 0 1.2rem 0;
    padding: 0.5rem 0 0.5rem 0.75rem;
    border-left: 2px solid #ffb87a;
    background: rgba(255, 184, 122, 0.04);
}

.rekord {
    margin-top: 0.75rem;
    color: var(--dim);
    font-size: 0.85