:root {
    /* Retro 16-bit Color Palette matched to PixMI Logo */
    --bg-color: #1a1a2e;
    --text-color: #ffffff;
    --primary-color: #e94560; /* Keep pink for highlights/selections */
    --secondary-color: #004b9b; /* Pix Dark Blue */
    --accent-color: #50bced; /* MI Light Blue */
    --highlight-color: #ffd700; /* Arcade Gold */
    --grid-bg: #16213e;
    --grid-border: #4a4e69;
    
    /* Fonts */
    --font-title: 'Press Start 2P', cursive;
    --font-body: 'VT323', monospace;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--bg-color);
    color: var(--text-color);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    font-size: 1.2rem;
    overflow-x: hidden;
}

.hidden {
    display: none !important;
}

/* ================== MENU STYLES ================== */
.menu-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 15px; /* Reducido para evitar tanta separación */
    padding: 20px;
    width: 100%;
    max-width: 600px;
}

.portal-link-container {
    width: 100%;
    text-align: left;
    margin-bottom: -10px; /* pull the logo up a bit */
}

.btn-back-portal {
    color: var(--accent-color);
    font-family: var(--font-title);
    font-size: 0.8rem;
    text-decoration: none;
    transition: color 0.2s;
}

.btn-back-portal:hover {
    color: var(--highlight-color);
}

.main-logo {
    width: 100%;
    max-width: 300px;
    margin-top: -20px;
    margin-bottom: -50px;
    filter: drop-shadow(4px 4px 0px rgba(0,0,0,0.5));
}

.main-title {
    font-family: var(--font-title);
    color: var(--highlight-color);
    font-size: 3rem;
    text-shadow: 4px 4px 0px var(--primary-color);
    line-height: 1.5;
}

.main-title .subtitle {
    color: var(--accent-color);
    font-size: 1.5rem;
    text-shadow: 2px 2px 0px var(--secondary-color);
}

.menu-buttons {
    display: flex;
    flex-direction: column;
    gap: 20px;
    width: 100%;
}

.btn-retro {
    background-color: var(--secondary-color);
    color: var(--text-color);
    font-family: var(--font-title);
    font-size: 1rem;
    padding: 20px;
    border: 4px solid var(--accent-color);
    box-shadow: 
        inset -4px -4px 0px rgba(0,0,0,0.5),
        inset 4px 4px 0px rgba(255,255,255,0.2);
    cursor: pointer;
    text-transform: uppercase;
    transition: transform 0.1s, background-color 0.2s;
}

.btn-retro:hover {
    background-color: var(--primary-color);
    border-color: var(--highlight-color);
    transform: scale(1.05);
}

.btn-retro:active {
    transform: scale(0.95);
    box-shadow: inset 4px 4px 0px rgba(0,0,0,0.5);
}

.menu-footer {
    color: var(--grid-border);
    font-family: var(--font-body);
    font-size: 1.2rem;
    margin-top: 20px;
}

/* ================== GAME STYLES ================== */
.game-container {
    width: 100%;
    max-width: 800px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* Header & Stats */
.game-header {
    text-align: center;
    margin-bottom: 10px;
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.btn-back {
    background-color: transparent;
    color: var(--primary-color);
    font-family: var(--font-title);
    font-size: 0.8rem;
    border: none;
    cursor: pointer;
    text-decoration: underline;
}

.btn-back:hover {
    color: var(--highlight-color);
}

.game-mode-title {
    font-family: var(--font-title);
    color: var(--primary-color);
    font-size: 1.2rem;
    text-shadow: 2px 2px 0px var(--secondary-color);
    letter-spacing: 1px;
}

.stats-panel {
    display: flex;
    justify-content: space-between;
    background-color: var(--secondary-color);
    padding: 10px 20px;
    border: 4px solid var(--primary-color);
    box-shadow: 
        inset -4px -4px 0px rgba(0,0,0,0.5),
        inset 4px 4px 0px rgba(255,255,255,0.2);
}

.stat-box {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-label {
    font-size: 1.2rem;
    color: var(--accent-color);
    text-transform: uppercase;
}

.stat-value {
    font-family: var(--font-title);
    font-size: 1.2rem;
    margin-top: 5px;
    color: var(--highlight-color);
}

/* Game Board */
.game-board-area {
    display: flex;
    justify-content: center;
}

.grid-container {
    display: grid;
    gap: 2px;
    background-color: var(--grid-border);
    padding: 4px;
    border: 4px solid var(--accent-color);
    box-shadow: 
        inset -4px -4px 0px rgba(0,0,0,0.5),
        0 0 15px var(--accent-color);
    touch-action: none; /* Prevent scrolling when dragging */
}

.grid-cell {
    background-color: var(--grid-bg);
    width: 35px;
    height: 35px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: var(--font-title);
    font-size: 1.2rem;
    cursor: pointer;
    user-select: none;
    transition: background-color 0.1s, transform 0.1s;
}

/* Cell States */
.grid-cell:hover {
    background-color: var(--secondary-color);
}

.grid-cell.selected {
    background-color: var(--primary-color);
    color: #fff;
    transform: scale(1.1);
    z-index: 10;
}

.grid-cell.found {
    background-color: var(--highlight-color);
    color: var(--bg-color);
    animation: pulse 0.5s ease-in-out;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

/* Word List Area */
.word-list-area {
    background-color: rgba(15, 52, 96, 0.5);
    border: 4px solid var(--grid-border);
    padding: 15px;
    margin-top: 10px;
}

.word-list-title {
    font-family: var(--font-title);
    font-size: 1.2rem;
    color: var(--accent-color);
    margin-bottom: 15px;
    text-align: center;
}

.word-list {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    justify-content: center;
}

.word-item {
    font-family: var(--font-body);
    font-size: 1.5rem;
    padding: 5px 10px;
    background-color: var(--grid-bg);
    border: 2px solid var(--grid-border);
    transition: all 0.3s;
}

.word-item.found {
    text-decoration: line-through;
    color: var(--grid-border);
    border-color: var(--grid-border);
    background-color: transparent;
}

/* Responsive Design */
@media (max-width: 600px) {
    .main-title {
        font-size: 2rem;
    }
    .game-mode-title {
        font-size: 1rem;
    }
    .grid-cell {
        width: 30px;
        height: 30px;
        font-size: 1rem;
    }
    .stat-label, .stat-value {
        font-size: 0.9rem;
    }
    .stats-panel {
        padding: 10px;
    }
}