/* ==========================================================================
   RiftQuest - Game Styles
   ========================================================================== */

/* CSS Variables for RiftQuest theming */
:root {
    --rq-bg-primary: #0a0a14;
    --rq-bg-secondary: #151525;
    --rq-bg-tertiary: #1e1e38;
    --rq-bg-elevated: #252548;
    --rq-accent: #7c3aed;
    --rq-accent-light: #a78bfa;
    --rq-accent-glow: #b794ff;
    --rq-success: #10b981;
    --rq-success-light: #34d399;
    --rq-danger: #ef4444;
    --rq-danger-light: #f87171;
    --rq-warning: #f59e0b;
    --rq-warning-light: #fbbf24;
    --rq-info: #3b82f6;
    --rq-info-light: #60a5fa;
    --rq-text: #eaeaf0;
    --rq-text-muted: #8e8ea8;
    --rq-border: #2e2e52;
    --rq-border-light: #3e3e68;
    --rq-glow: rgba(124, 58, 237, 0.35);
    --rq-glow-strong: rgba(124, 58, 237, 0.55);
    --rq-shadow: rgba(0, 0, 0, 0.4);
    --rq-shadow-strong: rgba(0, 0, 0, 0.6);
}

/* ==========================================================================
   Base & Layout
   ========================================================================== */

#game-container {
    position: fixed;
    top: 60px; /* Below navbar */
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--rq-bg-primary);
    color: var(--rq-text);
    overflow: hidden;
}

.screen {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: none;
    flex-direction: column;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.screen.active {
    display: flex;
    opacity: 1;
}

.screen.entering {
    animation: fadeIn 0.3s ease forwards;
}

.screen.exiting {
    animation: fadeOut 0.3s ease forwards;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeOut {
    from { opacity: 1; transform: translateY(0); }
    to { opacity: 0; transform: translateY(-20px); }
}

/* ==========================================================================
   Menu Screen
   ========================================================================== */

#menu-screen {
    justify-content: center;
    align-items: center;
    background:
        radial-gradient(ellipse at 30% 20%, rgba(124, 58, 237, 0.12) 0%, transparent 60%),
        radial-gradient(ellipse at 70% 80%, rgba(59, 130, 246, 0.08) 0%, transparent 50%),
        linear-gradient(165deg, var(--rq-bg-primary) 0%, #0e0e20 40%, var(--rq-bg-secondary) 100%);
}

.menu-content {
    text-align: center;
    padding: 2rem;
    max-width: 420px;
}

.game-title {
    font-size: 3.2rem;
    font-weight: 800;
    background: linear-gradient(135deg, #c4b5fd 0%, var(--rq-accent-light) 40%, #818cf8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 24px var(--rq-glow-strong));
    margin-bottom: 0.5rem;
    letter-spacing: 0.12em;
}

.game-tagline {
    color: var(--rq-text-muted);
    font-size: 1.1rem;
    margin-bottom: 2.5rem;
    letter-spacing: 0.03em;
}

.menu-actions {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.menu-info {
    color: var(--rq-text-muted);
    font-size: 0.9rem;
    line-height: 1.6;
}

.menu-guide {
    text-align: left;
    margin-bottom: 1.5rem;
    padding: 1rem;
    border: 1px solid var(--rq-border);
    border-radius: 12px;
    background: rgba(30, 30, 56, 0.55);
}

.menu-guide .guide-block + .guide-block {
    margin-top: 0.9rem;
}

.menu-guide h3 {
    margin-bottom: 0.4rem;
    color: var(--rq-accent-light);
    font-size: 0.9rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.menu-guide p {
    margin: 0;
    color: var(--rq-text-muted);
    font-size: 0.9rem;
    line-height: 1.5;
}

.menu-guide ol {
    margin: 0;
    padding-left: 1.2rem;
    color: var(--rq-text-muted);
    font-size: 0.88rem;
    line-height: 1.5;
}

.menu-guide li + li {
    margin-top: 0.35rem;
}

.menu-info .warning {
    color: var(--rq-warning);
    margin-top: 0.5rem;
}

.back-link {
    display: inline-block;
    margin-top: 2rem;
    color: var(--rq-text-muted);
    text-decoration: none;
    transition: color 0.2s;
}

.back-link:hover {
    color: var(--rq-accent-light);
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.rift-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    border: 2px solid var(--rq-border-light);
    border-radius: 10px;
    background: linear-gradient(145deg, var(--rq-bg-tertiary), var(--rq-bg-elevated));
    color: var(--rq-text);
    cursor: pointer;
    transition: all 0.25s ease;
    box-shadow: 0 2px 8px var(--rq-shadow);
}

.rift-btn:hover {
    border-color: var(--rq-accent);
    box-shadow: 0 4px 24px var(--rq-glow), 0 2px 8px var(--rq-shadow);
    transform: translateY(-1px);
}

.rift-btn:active {
    transform: scale(0.98) translateY(0);
    box-shadow: 0 1px 4px var(--rq-shadow);
}

.rift-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.rift-btn.primary {
    background: linear-gradient(145deg, #8b5cf6, var(--rq-accent));
    border-color: var(--rq-accent);
    box-shadow: 0 4px 16px rgba(124, 58, 237, 0.3);
}

.rift-btn.primary:hover {
    background: linear-gradient(145deg, var(--rq-accent-light), #8b5cf6);
    box-shadow: 0 6px 28px rgba(124, 58, 237, 0.45);
}

.rift-btn.secondary {
    background: transparent;
    border-color: var(--rq-border-light);
}

.rift-btn.secondary:hover {
    background: rgba(124, 58, 237, 0.08);
    border-color: var(--rq-accent);
}

.rift-btn.small {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

.btn-icon {
    font-size: 1.2em;
}

/* ==========================================================================
   HUD
   ========================================================================== */

#game-hud {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    background: linear-gradient(180deg, var(--rq-bg-secondary), rgba(21, 21, 37, 0.95));
    border-bottom: 1px solid var(--rq-border);
    box-shadow: 0 2px 12px var(--rq-shadow);
    z-index: 10;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.hud-left, .hud-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.hud-center {
    flex: 1;
    text-align: center;
}

.hearts-container {
    display: flex;
    gap: 0.25rem;
}

.heart-icon {
    font-size: 1.5rem;
    color: var(--rq-danger);
    transition: transform 0.3s, opacity 0.3s;
    filter: drop-shadow(0 0 4px rgba(239, 68, 68, 0.4));
}

.heart-icon.empty {
    opacity: 0.25;
    filter: none;
}

.heart-icon.losing {
    animation: heartLose 0.5s ease forwards;
}

.heart-icon.gaining {
    animation: heartGain 0.5s ease;
}

@keyframes heartLose {
    0% { transform: scale(1); }
    50% { transform: scale(1.3); color: white; }
    100% { transform: scale(0.8); opacity: 0.25; }
}

@keyframes heartGain {
    0% { transform: scale(0.5); opacity: 0; }
    50% { transform: scale(1.3); }
    100% { transform: scale(1); opacity: 1; }
}

.floor-indicator {
    font-size: 0.9rem;
    color: var(--rq-text-muted);
}

.floor-current {
    color: var(--rq-text);
    font-weight: 600;
}

.run-code {
    font-family: monospace;
    font-size: 0.85rem;
    color: var(--rq-text-muted);
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    transition: background 0.2s;
}

.run-code:hover {
    background: var(--rq-bg-tertiary);
}

.run-code.copied {
    background: var(--rq-success);
    color: white;
}

.hud-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--rq-bg-tertiary);
    border: 1px solid var(--rq-border);
    border-radius: 8px;
    color: var(--rq-text);
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.2s;
}

.hud-btn:hover {
    border-color: var(--rq-accent);
    box-shadow: 0 0 12px var(--rq-glow);
}

/* ==========================================================================
   Map Screen
   ========================================================================== */

#map-container {
    flex: 1;
    position: relative;
    overflow: hidden;
}

#map-container::before {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    background:
        radial-gradient(circle at 20% 25%, rgba(124, 58, 237, 0.18) 0%, rgba(124, 58, 237, 0) 34%),
        radial-gradient(circle at 78% 68%, rgba(59, 130, 246, 0.16) 0%, rgba(59, 130, 246, 0) 32%),
        radial-gradient(circle at 52% 42%, rgba(255, 255, 255, 0.06) 0%, rgba(255, 255, 255, 0) 42%);
}

#map-canvas {
    width: 100%;
    height: 100%;
    display: block;
    position: relative;
    z-index: 1;
}

.inventory-bar {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem;
    background: linear-gradient(0deg, var(--rq-bg-secondary), rgba(21, 21, 37, 0.95));
    border-top: 1px solid var(--rq-border);
    box-shadow: 0 -2px 12px var(--rq-shadow);
}

.inventory-item {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.5rem 0.75rem;
    background: var(--rq-bg-tertiary);
    border: 1px solid var(--rq-border);
    border-radius: 8px;
    cursor: default;
    transition: all 0.2s;
}

.inventory-item.consumable {
    cursor: pointer;
}

.inventory-item.consumable:hover {
    border-color: var(--rq-accent);
    box-shadow: 0 0 12px var(--rq-glow);
    transform: translateY(-1px);
}

.item-icon {
    font-size: 1.25rem;
}

.item-count {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--rq-text);
}

.relic-icon {
    font-size: 1.25rem;
}

.danger-meter {
    position: absolute;
    bottom: 80px;
    right: 10px;
    width: 60px;
}

.danger-bar {
    height: 6px;
    background: var(--rq-bg-tertiary);
    border-radius: 3px;
    overflow: hidden;
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.3);
}

.danger-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--rq-success), var(--rq-warning), var(--rq-danger));
    transition: width 0.3s;
    box-shadow: 0 0 6px rgba(245, 158, 11, 0.3);
}

.danger-label {
    font-size: 0.7rem;
    color: var(--rq-text-muted);
    text-align: center;
    display: block;
    margin-top: 2px;
}

/* ==========================================================================
   Encounter Screen
   ========================================================================== */

#encounter-screen {
    background: var(--rq-bg-primary);
}

.encounter-header {
    padding: 1.5rem;
    text-align: center;
    background: linear-gradient(180deg, var(--rq-bg-secondary), var(--rq-bg-primary));
    border-bottom: 1px solid var(--rq-border);
    box-shadow: 0 2px 16px var(--rq-shadow);
}

.encounter-title {
    font-size: 1.6rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--rq-accent-light), #818cf8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.encounter-desc {
    color: var(--rq-text-muted);
    font-size: 1rem;
    letter-spacing: 0.02em;
}

.encounter-body {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 1rem;
    -webkit-overflow-scrolling: touch;
}

/* Prevent scroll when puzzle is active */
.encounter-body:has(.pathfind-grid),
.encounter-body:has(.circuit-area) {
    overflow: hidden;
    touch-action: none;
}

.puzzle-container {
    max-width: 100%;
    width: 100%;
    margin: 0 auto;
    box-sizing: border-box;
}

.encounter-footer {
    padding: 1rem;
    display: flex;
    justify-content: center;
    gap: 1rem;
    background: linear-gradient(0deg, var(--rq-bg-secondary), var(--rq-bg-primary));
    border-top: 1px solid var(--rq-border);
    box-shadow: 0 -2px 12px var(--rq-shadow);
}

/* ==========================================================================
   Pathfind Puzzle
   ========================================================================== */

.pathfind-puzzle {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    width: 100%;
    max-width: 100%;
    overflow: hidden;
}

.pathfind-grid {
    display: grid;
    gap: 3px;
    background: var(--rq-border);
    padding: 5px;
    border-radius: 10px;
    width: 100%;
    max-width: min(100%, 350px);
    aspect-ratio: 1;
    touch-action: none;
    -webkit-touch-callout: none;
    box-shadow: 0 4px 20px var(--rq-shadow-strong), inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.pathfind-cell {
    aspect-ratio: 1;
    min-width: 0;
    min-height: 0;
    background: var(--rq-bg-tertiary);
    border-radius: 5px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: clamp(0.9rem, 4vw, 1.25rem);
    cursor: pointer;
    transition: all 0.15s;
    user-select: none;
    -webkit-user-select: none;
    -webkit-touch-callout: none;
    touch-action: none;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.pathfind-cell:hover {
    background: var(--rq-bg-elevated);
}

.pathfind-cell.cell-start {
    background: linear-gradient(145deg, var(--rq-success-light), var(--rq-success));
    color: white;
    box-shadow: 0 0 12px rgba(16, 185, 129, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.pathfind-cell.cell-goal {
    background: linear-gradient(145deg, var(--rq-warning-light), var(--rq-warning));
    color: white;
    box-shadow: 0 0 12px rgba(245, 158, 11, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.15);
    animation: goalPulse 2s ease-in-out infinite;
}

@keyframes goalPulse {
    0%, 100% { box-shadow: 0 0 12px rgba(245, 158, 11, 0.35); }
    50% { box-shadow: 0 0 20px rgba(245, 158, 11, 0.55); }
}

.pathfind-cell.cell-trap.revealed {
    background: linear-gradient(145deg, var(--rq-danger-light), var(--rq-danger));
    color: white;
    box-shadow: 0 0 8px rgba(239, 68, 68, 0.3);
}

.pathfind-cell.in-path {
    background: linear-gradient(145deg, var(--rq-info-light), var(--rq-info));
    color: white;
    box-shadow: 0 0 8px rgba(59, 130, 246, 0.3);
}

.pathfind-cell.path-success {
    background: linear-gradient(145deg, var(--rq-success-light), var(--rq-success));
    animation: pathSuccess 0.5s ease;
}

.pathfind-cell.path-fail {
    background: linear-gradient(145deg, var(--rq-danger-light), var(--rq-danger));
    animation: pathFail 0.3s ease;
}

.pathfind-cell.hint-cell {
    box-shadow: 0 0 0 3px var(--rq-accent), 0 0 12px var(--rq-glow);
}

@keyframes pathSuccess {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

@keyframes pathFail {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

.puzzle-instructions {
    color: var(--rq-text-muted);
    font-size: 0.9rem;
    text-align: center;
}

.puzzle-message {
    position: fixed;
    bottom: 100px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--rq-bg-elevated);
    color: var(--rq-text);
    padding: 0.75rem 1.5rem;
    border-radius: 10px;
    border: 1px solid var(--rq-border-light);
    box-shadow: 0 8px 24px var(--rq-shadow-strong);
    animation: messageIn 0.3s ease;
    z-index: 100;
}

@keyframes messageIn {
    from { opacity: 0; transform: translateX(-50%) translateY(20px); }
    to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* ==========================================================================
   Sequence Puzzle
   ========================================================================== */

.sequence-puzzle {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.sequence-clues {
    background: linear-gradient(145deg, var(--rq-bg-secondary), var(--rq-bg-tertiary));
    padding: 1rem 1.25rem;
    border-radius: 10px;
    border: 1px solid var(--rq-border);
    box-shadow: 0 4px 16px var(--rq-shadow);
}

.sequence-clues h4 {
    color: var(--rq-accent-light);
    margin-bottom: 0.5rem;
    font-size: 1rem;
    letter-spacing: 0.04em;
}

.clues-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.clues-list li {
    color: var(--rq-text);
    padding: 0.3rem 0;
    font-size: 0.95rem;
    position: relative;
    padding-left: 1rem;
}

.clues-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 5px;
    height: 5px;
    background: var(--rq-accent);
    border-radius: 50%;
}

.clues-list .hint-clue {
    color: var(--rq-accent-light);
    font-style: italic;
}

.clues-list .hint-clue::before {
    background: var(--rq-warning);
}

.sequence-display {
    text-align: center;
}

.sequence-display p {
    color: var(--rq-text-muted);
    margin-bottom: 0.5rem;
}

.sequence-slots {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.sequence-slot {
    width: 50px;
    height: 50px;
    background: var(--rq-bg-tertiary);
    border: 2px dashed var(--rq-border-light);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    transition: all 0.2s;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.2);
}

.sequence-slot.filled {
    border-style: solid;
    border-color: var(--rq-accent);
    background: var(--rq-bg-elevated);
    box-shadow: 0 0 12px var(--rq-glow), inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.sequence-slot.correct {
    border-color: var(--rq-success);
    background: rgba(16, 185, 129, 0.15);
    box-shadow: 0 0 12px rgba(16, 185, 129, 0.3);
}

.sequence-slot.incorrect {
    border-color: var(--rq-danger);
    background: rgba(239, 68, 68, 0.15);
    animation: shake 0.3s ease;
    box-shadow: 0 0 12px rgba(239, 68, 68, 0.3);
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

.symbol-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
}

.symbol-btn {
    width: 50px;
    height: 50px;
    font-size: 1.5rem;
    background: linear-gradient(145deg, var(--rq-bg-tertiary), var(--rq-bg-elevated));
    border: 2px solid var(--rq-border);
    border-radius: 10px;
    color: var(--rq-text);
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: 0 2px 6px var(--rq-shadow);
}

.symbol-btn:hover:not(:disabled) {
    border-color: var(--rq-accent);
    background: var(--rq-bg-elevated);
    box-shadow: 0 0 16px var(--rq-glow);
    transform: translateY(-2px);
}

.symbol-btn:active:not(:disabled) {
    transform: translateY(0);
}

.symbol-btn:disabled {
    opacity: 0.25;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.sequence-controls {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
}

.control-btn {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    background: linear-gradient(145deg, var(--rq-bg-tertiary), var(--rq-bg-elevated));
    border: 1px solid var(--rq-border);
    border-radius: 8px;
    color: var(--rq-text);
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: 0 2px 6px var(--rq-shadow);
}

.control-btn:hover:not(:disabled) {
    border-color: var(--rq-accent);
    box-shadow: 0 0 12px var(--rq-glow);
    transform: translateY(-1px);
}

.control-btn:active:not(:disabled) {
    transform: translateY(0);
}

.control-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
}

.control-btn.submit-btn {
    background: linear-gradient(145deg, #8b5cf6, var(--rq-accent));
    border-color: var(--rq-accent);
    box-shadow: 0 2px 12px rgba(124, 58, 237, 0.3);
}

.control-btn.submit-btn:hover:not(:disabled) {
    box-shadow: 0 4px 20px rgba(124, 58, 237, 0.45);
}

/* ==========================================================================
   Cipher Puzzle
   ========================================================================== */

.cipher-puzzle {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.cipher-label {
    color: var(--rq-text-muted);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-weight: 600;
}

.cipher-message {
    text-align: center;
}

.encoded-display {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.25rem;
    font-size: 1.5rem;
    padding: 1.25rem;
    background: linear-gradient(145deg, var(--rq-bg-secondary), var(--rq-bg-tertiary));
    border-radius: 10px;
    border: 1px solid var(--rq-border);
    box-shadow: 0 4px 16px var(--rq-shadow);
}

.encoded-word {
    display: flex;
    gap: 0.15rem;
    margin: 0 0.5rem;
}

.encoded-symbol {
    padding: 0.25rem 0.4rem;
    background: var(--rq-bg-tertiary);
    border: 2px solid var(--rq-border);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
}

.encoded-symbol:hover,
.encoded-symbol.selected {
    border-color: var(--rq-accent);
    background: var(--rq-accent);
    color: white;
    box-shadow: 0 0 12px var(--rq-glow);
}

.decoded-section {
    text-align: center;
}

.decoded-display {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.25rem;
    font-size: 1.3rem;
    font-family: monospace;
    padding: 1.25rem;
    background: var(--rq-bg-tertiary);
    border-radius: 10px;
    border: 1px solid var(--rq-border);
    min-height: 60px;
    box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.2);
}

.decoded-word {
    display: flex;
    gap: 0.15rem;
    margin: 0 0.5rem;
}

.decoded-letter {
    width: 30px;
    text-align: center;
    padding: 0.25rem;
    border-bottom: 2px solid var(--rq-border);
    transition: all 0.2s;
}

.decoded-letter.filled {
    border-color: var(--rq-accent);
    color: var(--rq-accent-light);
}

.decoded-letter.correct {
    border-color: var(--rq-success);
    color: var(--rq-success-light);
    text-shadow: 0 0 8px rgba(16, 185, 129, 0.3);
}

.decoded-letter.incorrect {
    border-color: var(--rq-danger);
    color: var(--rq-danger-light);
}

.mapping-section {
    padding: 1rem;
    background: linear-gradient(145deg, var(--rq-bg-secondary), var(--rq-bg-tertiary));
    border-radius: 10px;
    border: 1px solid var(--rq-border);
}

.mapping-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
}

.mapping-item {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.5rem 0.65rem;
    background: var(--rq-bg-tertiary);
    border: 1px solid var(--rq-border);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
}

.mapping-item:hover,
.mapping-item.selected {
    border-color: var(--rq-accent);
    box-shadow: 0 0 10px var(--rq-glow);
}

.mapping-item.hint-revealed {
    border-color: var(--rq-success);
    background: rgba(16, 185, 129, 0.1);
    box-shadow: 0 0 10px rgba(16, 185, 129, 0.2);
}

.mapping-symbol {
    font-size: 1.2rem;
}

.mapping-arrow {
    color: var(--rq-text-muted);
    font-size: 0.8rem;
}

.mapping-letter {
    font-family: monospace;
    font-size: 1rem;
    font-weight: bold;
    min-width: 1.5em;
    text-align: center;
}

.cipher-keyboard {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.3rem;
    max-width: 400px;
    margin: 0 auto;
}

.keyboard-key {
    width: 36px;
    height: 36px;
    font-size: 0.9rem;
    font-weight: bold;
    background: linear-gradient(145deg, var(--rq-bg-tertiary), var(--rq-bg-elevated));
    border: 1px solid var(--rq-border);
    border-radius: 6px;
    color: var(--rq-text);
    cursor: pointer;
    transition: all 0.15s;
    box-shadow: 0 2px 4px var(--rq-shadow);
}

.keyboard-key:hover:not(:disabled) {
    background: var(--rq-accent);
    border-color: var(--rq-accent);
    box-shadow: 0 0 10px var(--rq-glow);
    transform: translateY(-1px);
}

.keyboard-key:active:not(:disabled) {
    transform: translateY(0);
}

.keyboard-key.used {
    opacity: 0.25;
}

.keyboard-key.clear-key {
    background: linear-gradient(145deg, var(--rq-danger-light), var(--rq-danger));
    border-color: var(--rq-danger);
}

.cipher-controls {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
}

/* ==========================================================================
   Circuit Puzzle
   ========================================================================== */

.circuit-puzzle {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    width: 100%;
    max-width: 100%;
    overflow: hidden;
}

.circuit-area {
    position: relative;
    width: 100%;
    aspect-ratio: 1;
    max-width: min(100%, 350px);
    margin: 0 auto;
    background:
        radial-gradient(circle at 50% 50%, rgba(59, 130, 246, 0.04) 0%, transparent 70%),
        linear-gradient(145deg, var(--rq-bg-secondary), var(--rq-bg-tertiary));
    border: 2px solid var(--rq-border);
    border-radius: 12px;
    overflow: hidden;
    touch-action: none;
    -webkit-touch-callout: none;
    box-shadow: 0 6px 24px var(--rq-shadow-strong), inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.circuit-svg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.circuit-svg line {
    pointer-events: stroke;
}

.circuit-node {
    position: absolute;
    width: 46px;
    height: 46px;
    margin-left: -23px;
    margin-top: -23px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    background: var(--rq-bg-tertiary);
    border: 3px solid var(--rq-border);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s;
    z-index: 10;
    touch-action: none;
    -webkit-touch-callout: none;
    user-select: none;
    -webkit-user-select: none;
    box-shadow: 0 3px 10px var(--rq-shadow);
}

.circuit-node:hover {
    transform: scale(1.12);
    box-shadow: 0 4px 16px var(--rq-shadow-strong);
}

.circuit-node.dragging {
    transform: scale(1.2);
    box-shadow: 0 0 24px var(--rq-glow-strong);
}

.circuit-node.node-power {
    border-color: #f59e0b;
    background: linear-gradient(145deg, rgba(245, 158, 11, 0.3), rgba(245, 158, 11, 0.15));
    box-shadow: 0 0 12px rgba(245, 158, 11, 0.2), 0 3px 10px var(--rq-shadow);
}

.circuit-node.node-receiver {
    border-color: #10b981;
    background: linear-gradient(145deg, rgba(16, 185, 129, 0.3), rgba(16, 185, 129, 0.15));
    box-shadow: 0 0 12px rgba(16, 185, 129, 0.2), 0 3px 10px var(--rq-shadow);
}

.circuit-node.node-relay {
    border-color: #3b82f6;
    background: linear-gradient(145deg, rgba(59, 130, 246, 0.3), rgba(59, 130, 246, 0.15));
    box-shadow: 0 0 12px rgba(59, 130, 246, 0.2), 0 3px 10px var(--rq-shadow);
}

.circuit-node.node-ground {
    border-color: #6b7280;
    background: linear-gradient(145deg, rgba(107, 114, 128, 0.3), rgba(107, 114, 128, 0.15));
}

.temp-line {
    stroke: var(--rq-accent-light);
    stroke-width: 3;
    stroke-dasharray: 6, 4;
    opacity: 0.8;
    filter: drop-shadow(0 0 4px var(--rq-glow));
}

.connection-line {
    stroke: var(--rq-accent);
    stroke-width: 4;
    stroke-linecap: round;
    cursor: pointer;
    transition: stroke 0.2s;
    filter: drop-shadow(0 0 3px var(--rq-glow));
}

.connection-line:hover {
    stroke: var(--rq-danger);
    filter: drop-shadow(0 0 6px rgba(239, 68, 68, 0.4));
}

.connection-line.correct {
    stroke: var(--rq-success);
    filter: drop-shadow(0 0 6px rgba(16, 185, 129, 0.4));
}

.connection-line.incorrect {
    stroke: var(--rq-danger);
    filter: drop-shadow(0 0 6px rgba(239, 68, 68, 0.4));
}

.connection-line.hint-revealed {
    stroke: var(--rq-warning);
    stroke-dasharray: 8, 4;
    filter: drop-shadow(0 0 6px rgba(245, 158, 11, 0.4));
}

.connection-counter {
    text-align: center;
    color: var(--rq-text);
    font-size: 1rem;
}

.connection-counter span {
    font-weight: bold;
    color: var(--rq-accent-light);
}

.circuit-controls {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
}

/* ==========================================================================
   Pattern Puzzle
   ========================================================================== */

.pattern-puzzle {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    text-align: center;
}

.pattern-label {
    color: var(--rq-text-muted);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    font-weight: 600;
}

.pattern-sequence {
    padding: 1.25rem;
    background: linear-gradient(145deg, var(--rq-bg-secondary), var(--rq-bg-tertiary));
    border-radius: 10px;
    border: 1px solid var(--rq-border);
    box-shadow: 0 4px 16px var(--rq-shadow);
}

/* Reused .sequence-display in pattern context */
.pattern-puzzle .sequence-display {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.25rem;
}

.sequence-item {
    font-size: 1.8rem;
    padding: 0.5rem 0.75rem;
    background: linear-gradient(145deg, var(--rq-bg-tertiary), var(--rq-bg-elevated));
    border: 2px solid var(--rq-border);
    border-radius: 10px;
    min-width: 50px;
    text-align: center;
    box-shadow: 0 2px 8px var(--rq-shadow);
}

.sequence-separator {
    color: var(--rq-text-muted);
    font-size: 1.2rem;
    padding: 0 0.25rem;
}

.sequence-unknown {
    background: linear-gradient(145deg, #8b5cf6, var(--rq-accent));
    border-color: var(--rq-accent);
    color: white;
    animation: pulse 1.5s ease-in-out infinite;
    box-shadow: 0 0 16px var(--rq-glow);
}

@keyframes pulse {
    0%, 100% { transform: scale(1); box-shadow: 0 0 16px var(--rq-glow); }
    50% { transform: scale(1.05); box-shadow: 0 0 24px var(--rq-glow-strong); }
}

.sequence-item.correct {
    border-color: var(--rq-success);
    background: rgba(16, 185, 129, 0.15);
    box-shadow: 0 0 12px rgba(16, 185, 129, 0.3);
}

.sequence-item.reveal {
    border-color: var(--rq-info);
    background: rgba(59, 130, 246, 0.15);
}

.pattern-question {
    color: var(--rq-text);
    font-size: 1.1rem;
    font-weight: 500;
}

.pattern-options {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
}

.pattern-option {
    font-size: 1.5rem;
    padding: 0.75rem 1.25rem;
    min-width: 60px;
    background: linear-gradient(145deg, var(--rq-bg-tertiary), var(--rq-bg-elevated));
    border: 2px solid var(--rq-border);
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.2s;
    color: var(--rq-text);
    box-shadow: 0 2px 8px var(--rq-shadow);
}

.pattern-option:hover:not(:disabled) {
    border-color: var(--rq-accent);
    background: var(--rq-bg-elevated);
    box-shadow: 0 0 16px var(--rq-glow);
    transform: translateY(-2px);
}

.pattern-option:active:not(:disabled) {
    transform: translateY(0);
}

.pattern-option.selected {
    border-color: var(--rq-accent);
    background: linear-gradient(145deg, #8b5cf6, var(--rq-accent));
    color: white;
    box-shadow: 0 4px 20px rgba(124, 58, 237, 0.4);
}

.pattern-option.correct {
    border-color: var(--rq-success);
    background: linear-gradient(145deg, var(--rq-success-light), var(--rq-success));
    color: white;
    box-shadow: 0 0 16px rgba(16, 185, 129, 0.4);
}

.pattern-option.incorrect {
    border-color: var(--rq-danger);
    background: rgba(239, 68, 68, 0.15);
    box-shadow: 0 0 12px rgba(239, 68, 68, 0.3);
}

.pattern-option:disabled {
    cursor: not-allowed;
    opacity: 0.6;
    transform: none;
}

.selected-section {
    color: var(--rq-text-muted);
}

.selected-section span {
    color: var(--rq-accent-light);
    font-weight: bold;
    font-size: 1.2rem;
}

.pattern-controls {
    display: flex;
    justify-content: center;
}

/* ==========================================================================
   Event/Loot/Rest Encounters
   ========================================================================== */

.event-choices {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 400px;
    margin: 0 auto;
}

.event-choice {
    display: flex;
    flex-direction: column;
    padding: 1rem 1.25rem;
    background: linear-gradient(145deg, var(--rq-bg-secondary), var(--rq-bg-tertiary));
    border: 2px solid var(--rq-border);
    border-radius: 10px;
    color: var(--rq-text);
    cursor: pointer;
    transition: all 0.25s;
    text-align: left;
    box-shadow: 0 2px 8px var(--rq-shadow);
}

.event-choice:hover {
    border-color: var(--rq-accent);
    background: linear-gradient(145deg, var(--rq-bg-tertiary), var(--rq-bg-elevated));
    box-shadow: 0 4px 20px var(--rq-glow);
    transform: translateY(-2px);
}

.event-choice:active {
    transform: translateY(0);
}

.choice-text {
    color: var(--rq-text);
    font-size: 1rem;
    font-weight: 500;
}

.choice-hint {
    color: var(--rq-text-muted);
    font-size: 0.85rem;
    margin-top: 0.25rem;
}

.loot-display,
.rest-display {
    text-align: center;
    padding: 2rem;
}

.loot-icon,
.rest-icon {
    font-size: 4rem;
    display: block;
    margin-bottom: 1rem;
    animation: bounce 1s ease infinite;
    filter: drop-shadow(0 4px 12px var(--rq-shadow));
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.continue-btn {
    margin-top: 1rem;
    padding: 0.75rem 2rem;
    font-size: 1rem;
    background: linear-gradient(145deg, #8b5cf6, var(--rq-accent));
    border: none;
    border-radius: 10px;
    color: white;
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: 0 4px 16px rgba(124, 58, 237, 0.3);
}

.continue-btn:hover {
    background: linear-gradient(145deg, var(--rq-accent-light), #8b5cf6);
    box-shadow: 0 6px 24px rgba(124, 58, 237, 0.45);
    transform: translateY(-1px);
}

.continue-btn:active {
    transform: translateY(0);
}

.merchant-wares {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 1rem;
}

.merchant-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: linear-gradient(145deg, var(--rq-bg-secondary), var(--rq-bg-tertiary));
    border: 1px solid var(--rq-border);
    border-radius: 10px;
    box-shadow: 0 2px 8px var(--rq-shadow);
    transition: all 0.2s;
}

.merchant-item:hover {
    border-color: var(--rq-border-light);
}

.merchant-item .item-icon {
    font-size: 2rem;
}

.merchant-item .item-name {
    flex: 1;
    color: var(--rq-text);
    font-weight: 500;
}

.merchant-item .item-cost {
    color: var(--rq-warning);
}

.buy-btn {
    padding: 0.5rem 1rem;
    background: linear-gradient(145deg, var(--rq-success-light), var(--rq-success));
    border: none;
    border-radius: 8px;
    color: white;
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.3);
}

.buy-btn:hover {
    box-shadow: 0 4px 14px rgba(16, 185, 129, 0.4);
    transform: translateY(-1px);
}

.buy-btn:disabled {
    background: var(--rq-bg-tertiary);
    color: var(--rq-text-muted);
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
}

/* ==========================================================================
   Result Screens (Game Over / Victory)
   ========================================================================== */

#gameover-screen {
    justify-content: center;
    align-items: center;
    background:
        radial-gradient(ellipse at 50% 40%, rgba(239, 68, 68, 0.08) 0%, transparent 60%),
        linear-gradient(165deg, var(--rq-bg-primary) 0%, #0e0e20 40%, var(--rq-bg-secondary) 100%);
}

#victory-screen {
    justify-content: center;
    align-items: center;
    background:
        radial-gradient(ellipse at 50% 40%, rgba(16, 185, 129, 0.08) 0%, transparent 60%),
        radial-gradient(ellipse at 30% 70%, rgba(245, 158, 11, 0.06) 0%, transparent 50%),
        linear-gradient(165deg, var(--rq-bg-primary) 0%, #0e0e20 40%, var(--rq-bg-secondary) 100%);
}

.result-content {
    text-align: center;
    padding: 2rem;
}

.result-title {
    font-size: 2.8rem;
    font-weight: 800;
    margin-bottom: 1rem;
    letter-spacing: 0.04em;
}

#gameover-screen .result-title {
    color: var(--rq-danger);
    text-shadow: 0 0 30px rgba(239, 68, 68, 0.3);
}

#victory-screen .result-title {
    background: linear-gradient(135deg, var(--rq-success-light), #fbbf24);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 20px rgba(16, 185, 129, 0.3));
}

.result-icon {
    font-size: 5rem;
    margin-bottom: 1.5rem;
    filter: drop-shadow(0 4px 16px var(--rq-shadow));
}

.stats-display {
    background: linear-gradient(145deg, var(--rq-bg-secondary), var(--rq-bg-tertiary));
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--rq-border);
    margin-bottom: 2rem;
    text-align: left;
    max-width: 300px;
    margin-left: auto;
    margin-right: auto;
    box-shadow: 0 4px 16px var(--rq-shadow);
}

.stats-display p {
    color: var(--rq-text);
    margin: 0.5rem 0;
}

.stats-display strong {
    color: var(--rq-accent-light);
}

.result-actions {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
}

/* ==========================================================================
   Modal & Toast
   ========================================================================== */

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.75);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    transition: opacity 0.2s;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.modal-overlay.active {
    opacity: 1;
}

.modal-content {
    background: linear-gradient(145deg, var(--rq-bg-secondary), var(--rq-bg-tertiary));
    border: 1px solid var(--rq-border-light);
    border-radius: 14px;
    padding: 1.75rem;
    max-width: 400px;
    width: 90%;
    box-shadow: 0 16px 48px var(--rq-shadow-strong);
}

.modal-title {
    color: var(--rq-accent-light);
    margin-bottom: 1rem;
    font-size: 1.3rem;
    font-weight: 700;
}

.modal-message {
    color: var(--rq-text);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.modal-buttons {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
}

.modal-btn {
    padding: 0.5rem 1.25rem;
    border: 1px solid var(--rq-border);
    border-radius: 8px;
    background: var(--rq-bg-tertiary);
    color: var(--rq-text);
    cursor: pointer;
    transition: all 0.2s;
    font-weight: 500;
}

.modal-btn:hover {
    border-color: var(--rq-accent);
    box-shadow: 0 0 10px var(--rq-glow);
}

.modal-btn.primary {
    background: linear-gradient(145deg, #8b5cf6, var(--rq-accent));
    border-color: var(--rq-accent);
    box-shadow: 0 2px 10px rgba(124, 58, 237, 0.3);
}

.modal-btn.primary:hover {
    box-shadow: 0 4px 18px rgba(124, 58, 237, 0.45);
}

#toast-container {
    position: fixed;
    bottom: 100px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1001;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    align-items: center;
}

.toast {
    background: var(--rq-bg-elevated);
    color: var(--rq-text);
    padding: 0.75rem 1.5rem;
    border-radius: 10px;
    box-shadow: 0 8px 24px var(--rq-shadow-strong);
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
    border: 1px solid var(--rq-border);
}

.toast.show {
    opacity: 1;
    transform: translateY(0);
}

.toast-success {
    border-left: 4px solid var(--rq-success);
}

.toast-error {
    border-left: 4px solid var(--rq-danger);
}

.toast-warning {
    border-left: 4px solid var(--rq-warning);
}

.toast-info {
    border-left: 4px solid var(--rq-info);
}

#notification-container {
    position: fixed;
    top: 80px;
    right: 20px;
    z-index: 1001;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    align-items: flex-end;
}

.hud-notification {
    background: var(--rq-bg-elevated);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-weight: 600;
    opacity: 0;
    transform: translateX(20px);
    transition: all 0.3s ease;
    border: 1px solid var(--rq-border);
    box-shadow: 0 4px 16px var(--rq-shadow);
}

.hud-notification.show {
    opacity: 1;
    transform: translateX(0);
}

.hud-notification.fade {
    opacity: 0;
    transform: translateX(20px);
}