/* ── Dead Air — Noir CRT Stylesheet ───────────────────────────────────── */

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

body {
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

input, textarea {
    -webkit-user-select: text;
    -moz-user-select: text;
    user-select: text;
}

:root {
    --bg: #0a0a0a;
    --green: #00ff88;
    --green-dim: #00aa55;
    --amber: #ffaa00;
    --amber-dim: #aa7700;
    --red: #ff2a2a;
    --red-dim: #8b0000;
    --white: #d4d4d4;
    --panel: rgba(10, 20, 15, 0.92);
    --border: rgba(0, 255, 136, 0.15);
}

html, body {
    width: 100%;
    height: 100%;
    background: var(--bg);
    color: var(--green);
    font-family: 'Courier New', 'Courier', monospace;
    overflow: hidden;
}

/* CRT scanline overlay */
body::after {
    content: '';
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: repeating-linear-gradient(
        0deg,
        rgba(0, 0, 0, 0.03) 0px,
        rgba(0, 0, 0, 0.03) 1px,
        transparent 1px,
        transparent 3px
    );
    pointer-events: none;
    z-index: 9999;
}

/* ── Phase containers ─────────────────────────────────────────────────── */

.phase {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.phase.active {
    display: flex;
}

/* ── Phase 0: Landing ─────────────────────────────────────────────────── */

.title-card {
    text-align: center;
    max-width: 600px;
}

.title-card h1 {
    font-size: 4em;
    color: var(--green);
    text-shadow: 0 0 20px rgba(0, 255, 136, 0.4), 0 0 60px rgba(0, 255, 136, 0.15);
    letter-spacing: 12px;
    margin-bottom: 8px;
}

.title-card .subtitle {
    font-size: 1.1em;
    color: var(--amber);
    letter-spacing: 4px;
    margin-bottom: 32px;
    text-transform: uppercase;
}

.rules-box {
    text-align: left;
    border: 1px solid var(--border);
    padding: 20px;
    margin-bottom: 32px;
    font-size: 0.85em;
    line-height: 1.7;
    color: var(--white);
    background: var(--panel);
}

.rules-box h3 {
    color: var(--amber);
    margin-bottom: 12px;
    font-size: 1em;
    letter-spacing: 2px;
}

.rules-box .phase-label {
    color: var(--green);
    font-weight: bold;
}

.rules-box .warn {
    color: var(--red);
}

#btnAnswerCall {
    font-family: 'Courier New', monospace;
    font-size: 1.2em;
    padding: 14px 40px;
    background: transparent;
    color: var(--green);
    border: 2px solid var(--green);
    cursor: pointer;
    letter-spacing: 3px;
    text-transform: uppercase;
    transition: all 0.2s;
}

#btnAnswerCall:hover {
    background: var(--green);
    color: var(--bg);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.3);
}

/* ── Phase 1: Payment ─────────────────────────────────────────────────── */

.payment-screen {
    text-align: center;
    max-width: 400px;
}

.payment-screen h2 {
    color: var(--green);
    margin-bottom: 16px;
    letter-spacing: 3px;
}

.payment-screen p {
    color: var(--white);
    margin-bottom: 16px;
    font-size: 0.95em;
}

.payment-screen .amount {
    font-size: 2em;
    color: var(--amber);
    margin: 12px 0;
}

.payment-address {
    background: var(--panel);
    border: 1px solid var(--border);
    padding: 12px;
    font-size: 0.7em;
    word-break: break-all;
    color: var(--green);
    margin: 16px 0;
    cursor: pointer;
    transition: border-color 0.2s;
}

.payment-address:hover {
    border-color: var(--green);
}

.payment-address .copy-hint {
    display: block;
    font-size: 0.85em;
    color: var(--amber-dim);
    margin-top: 6px;
}

#qrCanvas {
    margin: 16px auto;
    display: block;
    image-rendering: pixelated;
}

.listening-indicator {
    color: var(--amber);
    font-size: 0.9em;
    letter-spacing: 2px;
    animation: pulse 2s ease-in-out infinite;
}

.listening-indicator .dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    background: var(--amber);
    border-radius: 50%;
    margin-right: 8px;
    animation: blink 1s ease-in-out infinite;
}

@keyframes pulse { 0%, 100% { opacity: 0.6; } 50% { opacity: 1; } }
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.2; } }

/* Wallet input */
#walletInput {
    font-family: 'Courier New', monospace;
    font-size: 0.8em;
    padding: 10px 14px;
    background: rgba(0,0,0,0.5);
    border: 1px solid var(--border);
    color: var(--green);
    width: 100%;
    margin-bottom: 12px;
}

#walletInput:focus { outline: none; border-color: var(--green); }

/* ── Phase 2: Game ────────────────────────────────────────────────────── */

#phase-game {
    padding: 0;
    justify-content: flex-start;
}

/* HUD */
#hud {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 16px;
    background: rgba(0, 10, 5, 0.95);
    border-bottom: 1px solid var(--border);
    z-index: 10;
    flex-shrink: 0;
}

#signal-bars {
    display: flex;
    align-items: flex-end;
    gap: 2px;
    height: 20px;
}

#signal-bars .bar {
    width: 5px;
    background: var(--green);
    border-radius: 1px;
    transition: background 0.5s, height 0.5s;
}

#signal-bars .bar.off { background: rgba(255,255,255,0.1); }

#timer {
    font-size: 1.6em;
    font-weight: bold;
    letter-spacing: 2px;
    transition: color 0.5s;
}

#timer.warning { color: var(--amber); }
#timer.critical { color: var(--red); animation: timerPulse 0.5s ease-in-out infinite; }
@keyframes timerPulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.5; } }

#soundToggle {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1em;
    opacity: 0.6;
    padding: 0 2px;
    line-height: 1;
    transition: opacity 0.2s;
}
#soundToggle:hover { opacity: 1; }

#refund-pct {
    color: var(--amber);
    font-size: 0.95em;
}

/* Waveform */
#waveform {
    width: 100%;
    height: 50px;
    flex-shrink: 0;
    background: var(--bg);
}

/* Phase tabs */
#phase-tabs {
    display: flex;
    width: 100%;
    flex-shrink: 0;
    border-bottom: 1px solid var(--border);
    background: rgba(0, 10, 5, 0.9);
}

.phase-tab {
    flex: 1;
    text-align: center;
    padding: 8px;
    font-size: 0.8em;
    color: rgba(255,255,255,0.3);
    cursor: default;
    letter-spacing: 1px;
    border-right: 1px solid var(--border);
    transition: color 0.3s, background 0.3s;
}

.phase-tab:last-child { border-right: none; }
.phase-tab.active { color: var(--green); background: rgba(0, 255, 136, 0.05); }
.phase-tab.unlocked { color: var(--white); cursor: pointer; }
.phase-tab.unlocked:hover { background: rgba(255,255,255,0.05); }

/* Chat area */
#chat-area {
    flex: 1;
    overflow-y: auto;
    padding: 12px 16px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    width: 100%;
}

.msg {
    max-width: 85%;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 0.88em;
    line-height: 1.5;
    word-wrap: break-word;
}

.msg.informant {
    align-self: flex-start;
    background: rgba(0, 255, 136, 0.06);
    border: 1px solid rgba(0, 255, 136, 0.12);
    color: var(--green);
    text-shadow: 0 0 6px rgba(0, 255, 136, 0.15);
}

.msg.player {
    align-self: flex-end;
    background: rgba(255, 170, 0, 0.08);
    border: 1px solid rgba(255, 170, 0, 0.15);
    color: var(--amber);
}

.msg.system {
    align-self: center;
    font-style: italic;
    color: var(--amber-dim);
    font-size: 0.8em;
    border: none;
    background: none;
}

.msg.error {
    color: var(--red);
}

.typing-indicator {
    align-self: flex-start;
    color: var(--green-dim);
    font-size: 0.85em;
    animation: pulse 1.5s infinite;
}

/* Glitch effect */
@keyframes glitch {
    0% { transform: translate(0); }
    20% { transform: translate(-2px, 1px); }
    40% { transform: translate(1px, -1px); }
    60% { transform: translate(-1px, 0); }
    80% { transform: translate(2px, 1px); }
    100% { transform: translate(0); }
}

.glitch {
    animation: glitch 0.15s ease-in-out;
}

/* Bottom panel */
#bottom-panel {
    width: 100%;
    flex-shrink: 0;
    background: rgba(0, 10, 5, 0.95);
    border-top: 1px solid var(--border);
    padding: 10px 16px;
}

#chat-controls {
    display: flex;
    gap: 8px;
    margin-bottom: 8px;
}

#chat-input {
    flex: 1;
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
    padding: 8px 12px;
    background: rgba(0,0,0,0.5);
    border: 1px solid var(--border);
    color: var(--green);
    border-radius: 4px;
}

#chat-input:focus { outline: none; border-color: var(--green); }

#btnSend {
    font-family: 'Courier New', monospace;
    padding: 8px 16px;
    background: transparent;
    border: 1px solid var(--green);
    color: var(--green);
    cursor: pointer;
    font-size: 0.85em;
    border-radius: 4px;
}

#btnSend:hover { background: var(--green); color: var(--bg); }

#btnBribe {
    font-family: 'Courier New', monospace;
    padding: 8px 12px;
    background: transparent;
    border: 1px solid var(--amber);
    color: var(--amber);
    cursor: pointer;
    font-size: 0.85em;
    border-radius: 4px;
    white-space: nowrap;
}

#btnBribe:hover { background: var(--amber); color: var(--bg); }
#btnBribe:disabled { opacity: 0.3; cursor: default; }
#btnBribe:disabled:hover { background: transparent; color: var(--amber); }

/* Code entry */
#code-entry {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding-top: 8px;
}

.code-digit {
    width: 44px;
    height: 50px;
    text-align: center;
    font-family: 'Courier New', monospace;
    font-size: 1.6em;
    background: transparent;
    border: none;
    border-bottom: 2px solid var(--green-dim);
    color: var(--green);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.code-digit:focus {
    outline: none;
    border-bottom-color: var(--green);
    box-shadow: 0 4px 12px rgba(0, 255, 136, 0.15);
}

.code-digit.error {
    border-bottom-color: var(--red);
    animation: shake 0.4s;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-4px); }
    75% { transform: translateX(4px); }
}

#btnSubmitCode {
    font-family: 'Courier New', monospace;
    padding: 10px 20px;
    background: transparent;
    border: 1px solid var(--green);
    color: var(--green);
    cursor: pointer;
    font-size: 0.85em;
    margin-left: 8px;
    border-radius: 4px;
}

#btnSubmitCode:hover { background: var(--green); color: var(--bg); }

#code-feedback {
    text-align: center;
    padding: 6px;
    font-size: 0.8em;
    min-height: 24px;
}

/* ── Phase 3: Symbols ─────────────────────────────────────────────────── */

#phase-symbols {
    padding: 0;
    justify-content: flex-start;
    background: var(--bg);
}

.symbol-phase-inner {
    width: 100%;
    max-width: 500px;
    padding: 24px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.symbol-phase-inner h2 {
    color: var(--green);
    letter-spacing: 3px;
    font-size: 1.1em;
}

.symbol-phase-inner p {
    color: var(--white);
    font-size: 0.85em;
    text-align: center;
}

#symbol-slots {
    display: flex;
    gap: 16px;
    margin: 8px 0;
}

.symbol-slot {
    width: 70px;
    height: 70px;
    border: 2px dashed var(--green-dim);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2em;
    cursor: pointer;
    transition: border-color 0.2s;
    border-radius: 6px;
}

.symbol-slot.filled {
    border-style: solid;
    border-color: var(--green);
    background: rgba(0, 255, 136, 0.05);
}

.symbol-slot.error {
    border-color: var(--red);
    animation: shake 0.4s;
}

#symbol-grid {
    display: grid;
    grid-template-columns: repeat(3, 80px);
    gap: 10px;
}

.symbol-cell {
    width: 80px;
    height: 80px;
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2em;
    cursor: pointer;
    transition: all 0.2s;
    border-radius: 6px;
    background: var(--panel);
}

.symbol-cell:hover {
    border-color: var(--green);
    background: rgba(0, 255, 136, 0.08);
}

.symbol-cell.selected {
    opacity: 0.3;
    cursor: default;
}

#btnSubmitSymbols {
    font-family: 'Courier New', monospace;
    padding: 12px 32px;
    background: transparent;
    border: 2px solid var(--green);
    color: var(--green);
    cursor: pointer;
    font-size: 1em;
    letter-spacing: 2px;
    text-transform: uppercase;
}

#btnSubmitSymbols:hover { background: var(--green); color: var(--bg); }

#symbol-feedback {
    font-size: 0.85em;
    min-height: 20px;
    text-align: center;
}

/* Back to chat button (shown in symbol/anagram phases) */
.back-to-chat {
    font-family: 'Courier New', monospace;
    font-size: 0.8em;
    padding: 6px 14px;
    background: transparent;
    border: 1px solid var(--amber-dim);
    color: var(--amber-dim);
    cursor: pointer;
    border-radius: 4px;
}

.back-to-chat:hover { border-color: var(--amber); color: var(--amber); }

/* ── Phase 4: Anagram ─────────────────────────────────────────────────── */

#phase-anagram {
    padding: 0;
    justify-content: flex-start;
    background: var(--bg);
}

.anagram-inner {
    width: 100%;
    max-width: 500px;
    padding: 24px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.anagram-inner h2 {
    color: var(--green);
    letter-spacing: 3px;
    font-size: 1.1em;
}

.anagram-inner p {
    color: var(--white);
    font-size: 0.85em;
    text-align: center;
}

#anagram-slots {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    justify-content: center;
}

.letter-slot {
    width: 40px;
    height: 48px;
    border-bottom: 2px solid var(--green-dim);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4em;
    color: var(--green);
    cursor: pointer;
    transition: border-color 0.2s;
}

.letter-slot.filled {
    border-bottom-color: var(--green);
}

.letter-slot.error {
    border-bottom-color: var(--red);
    animation: shake 0.4s;
}

#scrambled-tiles {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    justify-content: center;
    margin: 8px 0;
}

.letter-tile {
    width: 40px;
    height: 44px;
    background: rgba(255, 170, 0, 0.12);
    border: 1px solid var(--amber-dim);
    color: var(--amber);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3em;
    cursor: pointer;
    transition: all 0.2s;
    border-radius: 4px;
}

.letter-tile:hover {
    background: rgba(255, 170, 0, 0.25);
    border-color: var(--amber);
}

.letter-tile.used {
    opacity: 0.2;
    cursor: default;
}

#btnSubmitKiller {
    font-family: 'Courier New', monospace;
    padding: 12px 32px;
    background: transparent;
    border: 2px solid var(--red);
    color: var(--red);
    cursor: pointer;
    font-size: 1em;
    letter-spacing: 2px;
    text-transform: uppercase;
}

#btnSubmitKiller:hover { background: var(--red); color: white; }

#anagram-feedback {
    font-size: 0.85em;
    min-height: 20px;
    text-align: center;
}

/* ── Phase 5: Results ─────────────────────────────────────────────────── */

.dossier {
    max-width: 420px;
    width: 90%;
    background: rgba(15, 25, 20, 0.95);
    border: 2px solid var(--green-dim);
    padding: 32px 28px;
    text-align: center;
    position: relative;
}

.dossier h2 {
    font-size: 1.8em;
    color: var(--green);
    letter-spacing: 5px;
    margin-bottom: 4px;
}

.dossier .status-badge {
    display: inline-block;
    padding: 4px 16px;
    font-size: 0.8em;
    letter-spacing: 3px;
    margin-bottom: 20px;
    border: 1px solid;
}

.dossier .status-badge.solved {
    color: var(--green);
    border-color: var(--green);
}

.dossier .status-badge.cold {
    color: var(--red);
    border-color: var(--red);
}

.dossier-row {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    font-size: 0.85em;
}

.dossier-row .label {
    color: var(--white);
    opacity: 0.6;
}

.dossier-row .value {
    color: var(--green);
}

.dossier-row .value.amber {
    color: var(--amber);
}

.dossier .refund-amount {
    font-size: 1.8em;
    color: var(--amber);
    margin: 16px 0 8px;
}

.dossier .refund-label {
    font-size: 0.8em;
    color: var(--white);
    opacity: 0.5;
    margin-bottom: 20px;
}

#btnShare {
    font-family: 'Courier New', monospace;
    padding: 10px 24px;
    background: transparent;
    border: 1px solid var(--amber);
    color: var(--amber);
    cursor: pointer;
    font-size: 0.9em;
    letter-spacing: 2px;
    margin: 8px 4px;
}

#btnShare:hover { background: var(--amber); color: var(--bg); }

#btnPlayAgain, #btnReturn {
    font-family: 'Courier New', monospace;
    padding: 10px 24px;
    background: transparent;
    border: 1px solid var(--green-dim);
    color: var(--green-dim);
    cursor: pointer;
    font-size: 0.85em;
    text-decoration: none;
    display: inline-block;
    margin: 8px 4px;
}

#btnPlayAgain:hover, #btnReturn:hover { border-color: var(--green); color: var(--green); }

.tx-link {
    display: inline-block;
    font-family: 'Courier New', monospace;
    font-size: 0.85em;
    color: var(--green);
    text-decoration: none;
    border-bottom: 1px dashed var(--green);
    padding: 4px 0;
    margin: 4px 0 12px;
    letter-spacing: 1px;
}
.tx-link:hover { color: var(--amber); border-color: var(--amber); }

/* ── Mini HUD (shown in symbol/anagram phases) ────────────────────────── */

.mini-hud {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 16px;
    background: rgba(0, 10, 5, 0.95);
    border-bottom: 1px solid var(--border);
    font-size: 0.85em;
}

.mini-hud .mini-timer { color: var(--green); letter-spacing: 1px; }
.mini-hud .mini-timer.warning { color: var(--amber); }
.mini-hud .mini-timer.critical { color: var(--red); }
.mini-hud .mini-refund { color: var(--amber); }

/* ── Mobile responsive ────────────────────────────────────────────────── */

@media (max-width: 600px) {
    .title-card h1 { font-size: 2.5em; letter-spacing: 6px; }
    .title-card .subtitle { font-size: 0.9em; }
    .rules-box { font-size: 0.8em; padding: 14px; }
    #btnAnswerCall { font-size: 1em; padding: 12px 28px; }

    #hud { padding: 8px 12px; }
    #timer { font-size: 1.3em; }
    #refund-pct { font-size: 0.85em; }

    .msg { max-width: 92%; font-size: 0.84em; }
    #chat-input { font-size: 0.85em; }

    #symbol-grid { grid-template-columns: repeat(3, 70px); gap: 8px; }
    .symbol-cell { width: 70px; height: 70px; font-size: 1.7em; }
    .symbol-slot { width: 60px; height: 60px; font-size: 1.7em; }

    .letter-slot { width: 34px; height: 42px; font-size: 1.2em; }
    .letter-tile { width: 34px; height: 38px; font-size: 1.1em; }

    .dossier { padding: 24px 20px; }
    .dossier h2 { font-size: 1.4em; }
}