/* ============================================= */
/* MENU.CSS — Main Menu & Chapter Select          */
/* ============================================= */

/* ---------- Menu Header ---------- */
.menu-header {
    text-align: center;
    margin-bottom: 40px;
    position: relative;
    z-index: 1;
    animation: fadeInDown 0.8s ease-out;
}

.game-title {
    font-family: var(--font-display);
    font-size: 4.5rem;
    font-weight: 900;
    letter-spacing: 8px;
    margin-bottom: 12px;
    line-height: 1.1;
    position: relative;
    animation: titleEntrance 1.5s ease-out;
}

@keyframes titleEntrance {
    0% { opacity: 0; transform: scale(0.5) translateY(-40px); filter: blur(20px); }
    50% { opacity: 1; transform: scale(1.05) translateY(0); filter: blur(0); }
    70% { transform: scale(0.98); }
    100% { transform: scale(1); }
}

.title-type {
    color: var(--neon-cyan);
    text-shadow: 
        0 0 10px rgba(0, 240, 255, 0.6),
        0 0 30px rgba(0, 240, 255, 0.4),
        0 0 60px rgba(0, 240, 255, 0.2),
        0 0 100px rgba(0, 240, 255, 0.1);
    animation: titleGlowCyan 3s ease-in-out infinite;
}

@keyframes titleGlowCyan {
    0%, 100% { text-shadow: 0 0 10px rgba(0,240,255,0.6), 0 0 30px rgba(0,240,255,0.4), 0 0 60px rgba(0,240,255,0.2); }
    50%      { text-shadow: 0 0 20px rgba(0,240,255,0.8), 0 0 50px rgba(0,240,255,0.6), 0 0 100px rgba(0,240,255,0.3), 0 0 150px rgba(0,240,255,0.1); }
}

.title-master {
    color: var(--neon-magenta);
    text-shadow: 
        0 0 10px rgba(255, 0, 170, 0.6),
        0 0 30px rgba(255, 0, 170, 0.4),
        0 0 60px rgba(255, 0, 170, 0.2),
        0 0 100px rgba(255, 0, 170, 0.1);
    animation: titleGlowMagenta 3s ease-in-out infinite 0.5s;
}

@keyframes titleGlowMagenta {
    0%, 100% { text-shadow: 0 0 10px rgba(255,0,170,0.6), 0 0 30px rgba(255,0,170,0.4), 0 0 60px rgba(255,0,170,0.2); }
    50%      { text-shadow: 0 0 20px rgba(255,0,170,0.8), 0 0 50px rgba(255,0,170,0.6), 0 0 100px rgba(255,0,170,0.3), 0 0 150px rgba(255,0,170,0.1); }
}

.game-tagline {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--text-secondary);
    letter-spacing: 2px;
    opacity: 0;
    animation: fadeIn 1s ease-out 0.8s forwards;
}

/* ---------- Player Card ---------- */
.menu-player-card {
    display: flex;
    align-items: center;
    gap: 20px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(20px);
    padding: 20px 28px;
    margin-bottom: 36px;
    width: 100%;
    max-width: 600px;
    position: relative;
    z-index: 1;
    animation: fadeInUp 0.8s ease-out 0.2s both;
    box-shadow: var(--shadow-md);
}

.player-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--bg-medium), var(--bg-light));
    border: 2px solid var(--neon-cyan);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    box-shadow: 0 0 15px rgba(0, 240, 255, 0.3);
    flex-shrink: 0;
}

.player-info {
    flex: 1;
    min-width: 0;
}

.player-name {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-bright);
    letter-spacing: 1px;
}

.player-level {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--neon-purple);
    margin-top: 2px;
}

.player-stats {
    display: flex;
    gap: 16px;
}

.stat {
    text-align: center;
}

.stat-value {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--neon-cyan);
    display: block;
}

.stat-label {
    font-size: 0.65rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ---------- Menu Actions ---------- */
.menu-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    width: 100%;
    max-width: 400px;
    position: relative;
    z-index: 1;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

/* ---------- Chapter Select Grid ---------- */
.chapters-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    width: 100%;
    max-width: 900px;
}

.chapter-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(15px);
    padding: 24px;
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    animation: fadeInUp 0.5s ease-out both;
}

.chapter-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent, rgba(255,255,255,0.02));
    transition: opacity var(--transition-normal);
    opacity: 0;
}

.chapter-card:hover::before {
    opacity: 1;
}

.chapter-card:hover {
    border-color: var(--neon-cyan);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow-cyan);
}

.chapter-card.locked {
    opacity: 0.4;
    cursor: not-allowed;
    filter: grayscale(0.5);
}

.chapter-card.locked:hover {
    transform: none;
    border-color: var(--glass-border);
    box-shadow: none;
}

.chapter-card.completed {
    border-color: rgba(0, 255, 136, 0.3);
}

.chapter-number {
    font-family: var(--font-display);
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 6px;
}

.chapter-name {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-bright);
    margin-bottom: 4px;
}

.chapter-desc {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.4;
}

.chapter-boss {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.75rem;
    color: var(--neon-magenta);
    font-family: var(--font-mono);
}

.chapter-boss-icon {
    font-size: 1.2rem;
}

.chapter-keys {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-top: 12px;
}

.chapter-key {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    padding: 2px 6px;
    background: rgba(0, 240, 255, 0.1);
    border: 1px solid rgba(0, 240, 255, 0.2);
    border-radius: 4px;
    color: var(--neon-cyan);
}

.chapter-progress {
    margin-top: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.chapter-progress-bar {
    flex: 1;
    height: 4px;
    background: rgba(255,255,255,0.1);
    border-radius: 2px;
    overflow: hidden;
}

.chapter-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--neon-cyan), var(--neon-green));
    border-radius: 2px;
    transition: width 0.5s ease;
}

.chapter-progress-text {
    font-size: 0.65rem;
    font-family: var(--font-mono);
    color: var(--text-muted);
}

.chapter-lock-icon {
    position: absolute;
    top: 16px;
    right: 16px;
    font-size: 1.5rem;
    opacity: 0.5;
}

.chapter-complete-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    font-size: 0.65rem;
    font-family: var(--font-display);
    color: var(--neon-green);
    letter-spacing: 1px;
    padding: 4px 10px;
    border: 1px solid rgba(0, 255, 136, 0.3);
    border-radius: var(--radius-sm);
    background: rgba(0, 255, 136, 0.1);
}

/* ---------- Lesson Select ---------- */
.lessons-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    width: 100%;
    max-width: 700px;
}

.lesson-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    animation: fadeInUp 0.4s ease-out both;
}

.lesson-item:hover {
    border-color: var(--neon-cyan);
    transform: translateX(6px);
    background: rgba(15, 20, 50, 0.9);
}

.lesson-item.locked {
    opacity: 0.35;
    cursor: not-allowed;
}

.lesson-item.locked:hover {
    transform: none;
    border-color: var(--glass-border);
    background: var(--glass-bg);
}

.lesson-item.completed {
    border-left: 3px solid var(--neon-green);
}

.lesson-number {
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-muted);
    min-width: 30px;
}

.lesson-details {
    flex: 1;
}

.lesson-title {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.lesson-description {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.lesson-stars {
    display: flex;
    gap: 2px;
}

.lesson-stars .star {
    font-size: 1rem;
}

.lesson-type-badge {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    padding: 3px 8px;
    border-radius: var(--radius-sm);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.lesson-type-badge.training {
    background: rgba(0, 240, 255, 0.1);
    color: var(--neon-cyan);
    border: 1px solid rgba(0, 240, 255, 0.2);
}

.lesson-type-badge.drill {
    background: rgba(255, 215, 0, 0.1);
    color: var(--neon-gold);
    border: 1px solid rgba(255, 215, 0, 0.2);
}

.lesson-type-badge.boss {
    background: rgba(255, 0, 170, 0.1);
    color: var(--neon-magenta);
    border: 1px solid rgba(255, 0, 170, 0.2);
}

/* ---------- Free Play Options ---------- */
.freeplay-options {
    width: 100%;
    max-width: 500px;
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-top: 20px;
}

.freeplay-setting {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 16px 20px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
}

.freeplay-setting label {
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: 1px;
}