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

:root {
    --bg-color: #030305;
    --bg-secondary: #0a0a0f;
    --bg-tertiary: #12121a;
    --text-main: #ffffff;
    --text-muted: #9494a8;
    --primary: #00eaff;
    --secondary: #ff00c8;
    --accent: #7000ff;
    --success: #00ff88;
    --glass-bg: rgba(20, 20, 25, 0.6);
    --glass-border: rgba(255, 255, 255, 0.08);
    --card-radius: 16px;
    --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

body {
    font-family: 'Outfit', sans-serif;
    background: var(--bg-color);
    color: var(--text-main);
    min-height: 100vh;
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 20px;
}

header {
    text-align: center;
    margin-bottom: 25px;
    padding: 25px 20px;
    background: var(--glass-bg);
    border-radius: var(--card-radius);
    border: 1px solid var(--glass-border);
    position: relative;
}

.back-link {
    position: absolute;
    top: 20px;
    left: 20px;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition);
}

.back-link:hover { color: var(--primary); }

header h1 {
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

header h1 i { margin-right: 10px; }

.subtitle { color: var(--text-muted); font-size: 0.95rem; }

.current-key {
    background: var(--glass-bg);
    border-radius: var(--card-radius);
    border: 1px solid var(--glass-border);
    padding: 30px;
    margin-bottom: 25px;
    text-align: center;
}

.key-display {
    font-family: 'JetBrains Mono', monospace;
    font-size: 4rem;
    font-weight: 700;
    color: var(--primary);
    min-height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.key-display .placeholder {
    font-size: 1.5rem;
    color: var(--text-muted);
    font-family: 'Outfit', sans-serif;
    font-weight: 400;
}

.key-info {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
}

@media (max-width: 600px) {
    .key-info { grid-template-columns: repeat(2, 1fr); }
    .key-display { font-size: 2.5rem; }
}

.info-item {
    background: var(--bg-tertiary);
    border-radius: 10px;
    padding: 12px;
}

.info-item .label {
    display: block;
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 4px;
}

.info-item .value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    color: var(--text-main);
}

.keyboard {
    background: var(--glass-bg);
    border-radius: var(--card-radius);
    border: 1px solid var(--glass-border);
    padding: 20px;
    margin-bottom: 25px;
    overflow-x: auto;
}

.keyboard-row {
    display: flex;
    gap: 5px;
    margin-bottom: 5px;
}

.keyboard-row:last-child { margin-bottom: 0; }

.key {
    min-width: 45px;
    height: 45px;
    background: var(--bg-tertiary);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 500;
    transition: var(--transition);
    flex-shrink: 0;
}

.key.wide { min-width: 70px; }
.key.wider { min-width: 90px; }
.key.space { min-width: 280px; }
.key.fn { font-size: 0.75rem; background: rgba(0, 234, 255, 0.05); }

.key:hover {
    border-color: var(--primary);
}

.key.pressed {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-color: transparent;
    color: #000;
    transform: scale(0.95);
    box-shadow: 0 0 20px rgba(0, 234, 255, 0.5);
}

.key.caps-on {
    border-color: var(--success);
    box-shadow: 0 0 10px rgba(0, 255, 136, 0.3);
}

@media (max-width: 768px) {
    .key { min-width: 35px; height: 40px; font-size: 0.75rem; }
    .key.wide { min-width: 55px; }
    .key.wider { min-width: 70px; }
    .key.space { min-width: 150px; }
}

.stats-panel {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 40px;
    background: var(--glass-bg);
    border-radius: var(--card-radius);
    border: 1px solid var(--glass-border);
    padding: 20px;
    margin-bottom: 25px;
}

.stat {
    text-align: center;
}

.stat-value {
    display: block;
    font-family: 'JetBrains Mono', monospace;
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.btn-reset {
    padding: 10px 20px;
    background: var(--bg-tertiary);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    color: var(--text-muted);
    font-family: inherit;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
}

.btn-reset:hover { color: var(--secondary); border-color: var(--secondary); }

.history-panel {
    background: var(--glass-bg);
    border-radius: var(--card-radius);
    border: 1px solid var(--glass-border);
    padding: 15px 20px;
    margin-bottom: 20px;
}

.history-panel h3 {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 10px;
}

.history-panel h3 i { margin-right: 8px; color: var(--accent); }

.history-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.history-item {
    background: var(--bg-tertiary);
    border-radius: 6px;
    padding: 6px 12px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: scale(0.8); }
    to { opacity: 1; transform: scale(1); }
}

footer {
    text-align: center;
    padding: 20px;
    color: var(--text-muted);
    font-size: 0.85rem;
}