:root {
    --bg-color: #0d1117;
    --text-color: #e6edf3;
    --primary-color: #00ffcc;
    --secondary-color: #ff00ff;
    --accent-color: #ffcc00;
    --error-color: #ff3333;
    --key-bg: #1f242c;
    --key-border: #30363d;
    --key-active: #00ffcc;
    --key-text: #c9d1d9;
    --grid-color: rgba(0, 255, 204, 0.1);
}

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

body {
    font-family: 'M PLUS Rounded 1c', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    overflow: hidden;
    width: 100vw;
    height: 100vh;
}

.font-round {
    font-family: 'M PLUS Rounded 1c', sans-serif;
}

.font-serif {
    font-family: 'Playfair Display', serif;
}

.hidden {
    display: none !important;
}

.screen {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 10;
}

/* Cyber Grid Background */
.cyber-grid {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(var(--grid-color) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: -1;
    perspective: 500px;
    transform-origin: bottom;
    animation: grid-move 20s linear infinite;
}

@keyframes grid-move {
    0% { transform: translateY(0); }
    100% { transform: translateY(50px); }
}

.glow-text {
    text-shadow: 0 0 10px var(--primary-color), 0 0 20px var(--primary-color), 0 0 40px var(--primary-color);
    color: #fff;
}

/* Title Screen */
.title-container {
    margin-bottom: 50px;
}

.title-anim {
    font-family: 'Nunito', sans-serif;
    font-size: 5rem;
    font-weight: 900;
    letter-spacing: 2px;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
    100% { transform: translateY(0px); }
}

.mode-selection {
    display: flex;
    flex-direction: column;
    gap: 30px;
    align-items: center;
}

.btn-wrapper {
    position: relative;
}

.btn {
    position: relative;
    width: 450px;
    padding: 15px 40px;
    font-size: 1.5rem;
    font-family: 'M PLUS Rounded 1c', sans-serif;
    font-weight: 700;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.2s;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 2px solid transparent;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn:active {
    transform: scale(0.95);
}

.primary-btn {
    border-color: var(--primary-color);
    box-shadow: 0 0 15px rgba(0, 255, 204, 0.3), inset 0 0 15px rgba(0, 255, 204, 0.3);
}

.primary-btn:hover {
    background: rgba(0, 255, 204, 0.2);
    box-shadow: 0 0 25px rgba(0, 255, 204, 0.6), inset 0 0 20px rgba(0, 255, 204, 0.6);
}

.secondary-btn {
    border-color: var(--secondary-color);
    box-shadow: 0 0 15px rgba(255, 0, 255, 0.3), inset 0 0 15px rgba(255, 0, 255, 0.3);
}

.secondary-btn:hover {
    background: rgba(255, 0, 255, 0.2);
    box-shadow: 0 0 25px rgba(255, 0, 255, 0.6), inset 0 0 20px rgba(255, 0, 255, 0.6);
}

.accent-btn {
    border-color: var(--accent-color);
    box-shadow: 0 0 15px rgba(255, 204, 0, 0.3), inset 0 0 15px rgba(255, 204, 0, 0.3);
    color: var(--accent-color);
}

.accent-btn:hover {
    background: rgba(255, 204, 0, 0.2);
    box-shadow: 0 0 25px rgba(255, 204, 0, 0.6), inset 0 0 20px rgba(255, 204, 0, 0.6);
    color: var(--accent-color);
}


.badge {
    position: absolute;
    top: -15px;
    right: -20px;
    background: var(--accent-color);
    color: #000;
    font-size: 0.9rem;
    padding: 5px 10px;
    border-radius: 20px;
    transform: rotate(5deg);
    font-weight: bold;
    box-shadow: 0 0 10px var(--accent-color);
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% { transform: rotate(5deg) scale(1); }
    50% { transform: rotate(5deg) scale(1.1); }
    100% { transform: rotate(5deg) scale(1); }
}

/* Font Selection Specifics */
.font-round-preview {
    font-family: 'M PLUS Rounded 1c', sans-serif;
}

.font-serif-preview {
    font-family: 'Playfair Display', serif;
}

/* Game Font Classes - High Specificity to override .word-container defaults */
.word-container.font-round {
    font-family: 'M PLUS Rounded 1c', sans-serif;
}

.word-container.font-serif {
    font-family: 'Playfair Display', serif;
    letter-spacing: 2px; /* Serif fonts often need different spacing */
}

.btn-small {
    background: transparent;
    color: var(--text-color);
    border: 1px solid var(--key-border);
    padding: 8px 20px;
    border-radius: 20px;
    cursor: pointer;
    font-family: 'M PLUS Rounded 1c', sans-serif;
    transition: all 0.2s;
    opacity: 0.6;
}

.btn-small:hover {
    opacity: 1;
    background: rgba(0, 255, 204, 0.1);
    border-color: var(--primary-color);
    box-shadow: 0 0 10px rgba(0, 255, 204, 0.3);
    color: #fff;
}

/* Play Screen */
#play-screen {
    justify-content: space-between;
    padding: 20px;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    max-width: 1000px;
    padding: 10px 20px;
    background: rgba(0,0,0,0.5);
    border-radius: 15px;
    border: 1px solid var(--grid-color);
    box-shadow: 0 0 20px rgba(0, 255, 204, 0.1);
}

.header-left {
    flex: 1;
    display: flex;
    justify-content: flex-start;
}

.time-container {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
}

.score-container {
    flex: 1;
    display: flex;
    justify-content: flex-end;
    gap: 30px;
}

.time-label {
    font-size: 1.2rem;
    color: var(--accent-color);
}

.time-value {
    font-family: 'Nunito', sans-serif;
    font-size: 3rem;
    font-weight: 900;
    color: #fff;
    text-shadow: 0 0 10px var(--accent-color);
}

.time-warning {
    color: var(--error-color);
    text-shadow: 0 0 10px var(--error-color);
    animation: flash 0.5s infinite;
}

@keyframes flash {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.score-container {
    display: flex;
    gap: 30px;
}

.score-box {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.score-label {
    font-size: 0.9rem;
    color: var(--text-color);
    opacity: 0.7;
}

.score-value {
    font-family: 'Nunito', sans-serif;
    font-size: 2rem;
    font-weight: bold;
    color: var(--primary-color);
    text-shadow: 0 0 5px var(--primary-color);
}

.hi-score-box .score-value {
    color: var(--secondary-color);
    text-shadow: 0 0 5px var(--secondary-color);
}

/* Center Area */
.center-area {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex-grow: 1;
    width: 100%;
    position: relative;
}

.level-indicator {
    position: absolute;
    top: 20px;
}

.level-text {
    font-family: 'Nunito', sans-serif;
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--accent-color);
    letter-spacing: 2px;
}

.combo-text {
    font-family: 'Nunito', sans-serif;
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--secondary-color);
    text-shadow: 0 0 10px var(--secondary-color);
    position: absolute;
    top: 60px;
    left: 50%;
    transform: translateX(-50%);
    white-space: nowrap;
}

.combo-anim {
    animation: pop 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes pop {
    0% { transform: translateX(-50%) scale(0.5); opacity: 0; }
    50% { transform: translateX(-50%) scale(1.2); }
    100% { transform: translateX(-50%) scale(1); opacity: 1; }
}

.word-container {
    display: flex;
    gap: 5px;
    font-size: 7rem;
    font-weight: 900;
    letter-spacing: 5px;
    background: rgba(0,0,0,0.6);
    padding: 20px 50px;
    border-radius: 20px;
    border: 2px solid rgba(0, 255, 204, 0.3);
    box-shadow: 0 10px 30px rgba(0,0,0,0.8), inset 0 0 20px rgba(0, 255, 204, 0.1);
}

.letter {
    color: var(--text-color);
    opacity: 0.8;
    transition: all 0.1s;
}

.letter.typed {
    color: var(--primary-color);
    opacity: 0.3;
    text-shadow: none;
}

.letter.current {
    color: #fff;
    opacity: 1;
    text-shadow: 0 0 15px var(--primary-color), 0 0 30px var(--primary-color);
    transform: scale(1.1);
}

.letter.next-1 {
    color: var(--text-color);
    opacity: 0.9;
    text-shadow: 0 0 5px rgba(255,255,255,0.5);
}

.letter.next-2 {
    color: var(--text-color);
    opacity: 0.6;
}

.letter.error {
    color: var(--error-color);
    text-shadow: 0 0 15px var(--error-color);
    animation: shake 0.4s;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    50% { transform: translateX(10px); }
    75% { transform: translateX(-10px); }
}

/* Bottom Area (Keyboard & Hands) */
.bottom-area {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    width: 100%;
    max-width: 900px;
    margin-bottom: 20px;
}

/* Virtual Keyboard */
.keyboard-container {
    display: flex;
    flex-direction: column;
    gap: 6px;
    background: rgba(0,0,0,0.6);
    padding: 15px;
    border-radius: 15px;
    border: 1px solid var(--key-border);
}

.keyboard-row {
    display: flex;
    justify-content: center;
    gap: 6px;
}

.key {
    width: 45px;
    height: 45px;
    background: var(--key-bg);
    border: 2px solid var(--key-border);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Nunito', sans-serif;
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--key-text);
    box-shadow: 0 4px 0 var(--key-border);
    transition: all 0.1s;
}

.key.special {
    font-size: 0.9rem;
    width: 96px; /* Shift keys */
}

.key.space {
    width: 300px;
}

.key.active-target {
    background: rgba(0, 255, 204, 0.2);
    border-color: var(--primary-color);
    color: #fff;
    box-shadow: 0 4px 0 var(--primary-color), 0 0 15px var(--primary-color);
    transform: translateY(-2px);
}

.key.active-shift {
    background: rgba(255, 0, 255, 0.2);
    border-color: var(--secondary-color);
    color: #fff;
    box-shadow: 0 4px 0 var(--secondary-color), 0 0 15px var(--secondary-color);
    transform: translateY(-2px);
}

.key.pressed {
    transform: translateY(4px);
    box-shadow: 0 0 0 transparent;
}

/* Hands Area */
.hands-container {
    display: flex;
    justify-content: center;
    gap: 150px;
    height: 120px;
    opacity: 0.8;
}

.hand {
    position: relative;
    width: 150px;
    height: 120px;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center bottom;
}

/* Simplified hand representation using CSS shapes or placeholder */
.left-hand, .right-hand {
    background: rgba(255,255,255,0.05);
    border-radius: 50% 50% 0 0;
    border: 1px solid rgba(255,255,255,0.1);
    border-bottom: none;
}

.finger {
    position: absolute;
    width: 20px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 10px;
    bottom: 40px;
    transition: all 0.2s;
}

/* Approximate finger positions */
.left-pinky { left: 15px; height: 35px; }
.left-ring { left: 40px; height: 45px; }
.left-middle { left: 65px; height: 50px; }
.left-index { left: 90px; height: 45px; }
.left-thumb { left: 120px; height: 30px; bottom: 20px; transform: rotate(45deg); }

.right-thumb { right: 120px; height: 30px; bottom: 20px; transform: rotate(-45deg); }
.right-index { right: 90px; height: 45px; }
.right-middle { right: 65px; height: 50px; }
.right-ring { right: 40px; height: 45px; }
.right-pinky { right: 15px; height: 35px; }

.finger.highlight-target {
    background: var(--primary-color);
    box-shadow: 0 0 15px var(--primary-color);
    transform: translateY(-10px);
}

.left-thumb.highlight-target, .right-thumb.highlight-target {
    transform: translateY(-10px) rotate(45deg);
}
.right-thumb.highlight-target {
    transform: translateY(-10px) rotate(-45deg);
}

.finger.highlight-shift {
    background: var(--secondary-color);
    box-shadow: 0 0 15px var(--secondary-color);
    transform: translateY(-10px);
}


/* Canvases */
#particles-canvas, #confetti-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 5;
}

#ui-effects-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 6;
}

/* Result Screen */
.result-content {
    background: rgba(0,0,0,0.8);
    padding: 50px;
    border-radius: 20px;
    border: 2px solid var(--accent-color);
    box-shadow: 0 0 40px rgba(255, 204, 0, 0.2);
    text-align: center;
    z-index: 10;
}

.result-title {
    font-size: 4rem;
    font-family: 'Nunito', sans-serif;
    margin-bottom: 30px;
}

.result-details {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 40px;
    text-align: left;
    position: relative;
}

.result-item {
    display: flex;
    justify-content: space-between;
    width: 300px;
    font-size: 1.5rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    padding-bottom: 5px;
}

.res-label {
    color: var(--text-color);
    opacity: 0.8;
}

.res-val {
    font-family: 'Nunito', sans-serif;
    font-weight: bold;
    color: var(--accent-color);
}

.new-record {
    position: absolute;
    right: -100px;
    bottom: -20px;
    font-size: 1.5rem;
    color: var(--secondary-color);
    transform: rotate(-10deg);
    animation: pulse 1s infinite;
}

.result-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}

/* Screen shake effect on error */
.screen-shake {
    animation: screenShake 0.4s;
}

@keyframes screenShake {
    0%, 100% { transform: translate(0, 0); }
    20% { transform: translate(-10px, 10px); }
    40% { transform: translate(10px, -10px); }
    60% { transform: translate(-10px, -10px); }
    80% { transform: translate(10px, 10px); }
}

.screen-flash-red {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(255, 0, 0, 0.3);
    pointer-events: none;
    z-index: 100;
    animation: flashOut 0.3s forwards;
}

.screen-flash-level {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(255, 255, 255, 0.8);
    pointer-events: none;
    z-index: 100;
    animation: flashOut 0.8s forwards;
}

@keyframes flashOut {
    from { opacity: 1; }
    to { opacity: 0; }
}

/* Floating texts */
.floating-text {
    position: absolute;
    font-family: 'Nunito', sans-serif;
    font-weight: 900;
    color: var(--accent-color);
    text-shadow: 0 0 10px var(--accent-color);
    pointer-events: none;
    animation: floatUp 1s ease-out forwards;
    z-index: 100;
}

@keyframes floatUp {
    0% { transform: translateY(0) scale(1); opacity: 1; }
    100% { transform: translateY(-50px) scale(1.5); opacity: 0; }
}

/* Mobile Warning */
#mobile-warning {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: var(--bg-color);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.warning-box {
    background: rgba(255, 51, 51, 0.1);
    border: 2px solid var(--error-color);
    padding: 40px;
    border-radius: 20px;
    text-align: center;
}

.warning-box h2 {
    color: var(--error-color);
    margin-bottom: 20px;
}
/* Ready Overlay */
#ready-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 200;
    transition: opacity 0.3s;
}

.ready-content {
    text-align: center;
}

.ready-text {
    font-size: 6rem;
    font-weight: 900;
    line-height: 1.2;
    color: #fff;
    text-shadow: 0 0 20px var(--primary-color), 0 0 40px var(--primary-color);
}

.pulse-anim {
    animation: ready-pulse 1.5s ease-in-out infinite;
}

@keyframes ready-pulse {
    0%, 100% { transform: scale(1); text-shadow: 0 0 20px var(--primary-color), 0 0 40px var(--primary-color); }
    50% { transform: scale(1.1); text-shadow: 0 0 30px var(--primary-color), 0 0 60px var(--primary-color), 0 0 80px var(--primary-color); }
}