/* ===== 标题页 - 紫色霓虹风格 ===== */
#title-screen {
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

/* 背景图 */
.title-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.title-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.3) saturate(0.6);
}

.title-bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        180deg,
        rgba(5, 5, 8, 0.3) 0%,
        rgba(5, 5, 8, 0.5) 40%,
        rgba(5, 5, 8, 0.8) 70%,
        rgba(5, 5, 8, 0.95) 100%
    );
}

/* 主内容区 */
.title-main {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 520px;
    padding: 0 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    animation: fadeInUp 1.2s ease;
}

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

/* 标题 */
.title-header {
    text-align: center;
}

.title-logo {
    font-size: 48px;
    font-weight: 700;
    letter-spacing: 8px;
    color: var(--color-text);
    text-shadow: 
        0 0 20px rgba(182, 108, 255, 0.4),
        0 0 40px rgba(182, 108, 255, 0.2),
        0 0 80px rgba(182, 108, 255, 0.1);
    margin-bottom: 20px;
    position: relative;
}

.title-logo::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
}

/* 副标题 */
.title-tagline {
    text-align: center;
}

.title-tagline-text {
    font-size: 14px;
    color: var(--color-text-dim);
    line-height: 2;
    letter-spacing: 0.5px;
}

.title-tagline-text strong {
    color: var(--color-accent-light);
    font-weight: 600;
}

/* 游戏介绍 */
.title-intro {
    width: 100%;
    background: rgba(182, 108, 255, 0.04);
    border: 1px solid rgba(182, 108, 255, 0.1);
    border-radius: 12px;
    padding: 20px 24px;
    animation: fadeInUp 1.2s ease 0.2s both;
}

.intro-heading {
    font-size: 13px;
    font-weight: 500;
    color: var(--color-accent);
    letter-spacing: 3px;
    margin-bottom: 12px;
    text-transform: uppercase;
}

.intro-text {
    font-size: 13px;
    color: var(--color-text-dim);
    line-height: 1.8;
    margin-bottom: 10px;
}

.intro-text strong {
    color: var(--color-accent-light);
}

.intro-list {
    list-style: none;
    padding: 0;
}

.intro-list li {
    font-size: 12px;
    color: var(--color-text-dim);
    line-height: 1.8;
    padding-left: 16px;
    position: relative;
}

.intro-list li::before {
    content: '◇';
    position: absolute;
    left: 0;
    color: var(--color-accent);
    opacity: 0.6;
}

/* 菜单 */
.title-menu {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    animation: fadeInUp 1.2s ease 0.4s both;
}

/* 页脚 */
.title-footer {
    position: absolute;
    bottom: 20px;
    width: 100%;
    text-align: center;
    z-index: 1;
}

.title-footer p {
    font-size: 10px;
    color: rgba(182, 108, 255, 0.3);
    letter-spacing: 4px;
    text-transform: uppercase;
}

/* 响应式 */
@media (max-width: 480px) {
    .title-logo {
        font-size: 36px;
        letter-spacing: 6px;
    }
    
    .title-main {
        padding: 0 16px;
    }
    
    .menu-btn {
        width: 220px;
    }
}