/* 欢迎页样式 */
.welcome-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--color-bg);
    /* 宣纸背景纹理 */
    background-image: 
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='400' height='400' viewBox='0 0 400 400'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.7' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='matrix' values='1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0.1 0'/%3E%3C/filter%3E%3Crect width='400' height='400' filter='url(%23noise)' opacity='0.3'/%3E%3C/svg%3E"),
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200' viewBox='0 0 200 200'%3E%3Cpath fill='%23dcd2c3' d='M20,20 C60,5 80,40 120,20 C160,0 180,30 190,10 C160,40 100,10 40,30 C20,40 10,30 20,20' fill-opacity='0.05'/%3E%3C/svg%3E");
    background-size: 400px 400px, 200px 200px;
    background-position: center;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9000;
    overflow: hidden;
}

/* 水墨效果装饰 */
.welcome-screen::before {
    content: '';
    position: absolute;
    top: 5%;
    right: 5%;
    width: 300px;
    height: 300px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 300 300'%3E%3Cpath d='M30,150 Q90,50 150,100 Q210,150 270,80 Q240,170 180,200 Q120,230 60,190 Q30,170 30,150' fill='%23222222' fill-opacity='0.03'/%3E%3C/svg%3E");
    background-size: cover;
    background-repeat: no-repeat;
    z-index: -1;
}

.welcome-screen::after {
    content: '';
    position: absolute;
    bottom: 5%;
    left: 5%;
    width: 250px;
    height: 250px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 250 250'%3E%3Cpath d='M20,100 Q80,30 130,80 Q180,130 230,60 Q200,150 150,170 Q100,190 50,150 Q20,130 20,100' fill='%23b22222' fill-opacity='0.03'/%3E%3C/svg%3E");
    background-size: cover;
    background-repeat: no-repeat;
    z-index: -1;
}

.welcome-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    max-width: 600px;
    padding: 20px;
    position: relative;
}

/* 装饰的水墨圆圈 */
.welcome-content::before {
    content: '';
    position: absolute;
    top: -60px;
    left: -60px;
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(178, 34, 34, 0.03) 0%, rgba(178, 34, 34, 0) 70%);
    z-index: -1;
}

.welcome-title {
    margin-bottom: 60px;
}

.welcome-title h1 {
    font-family: var(--font-display);
    font-size: 100px;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: 10px;
    text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.1);
    /* 水墨文字效果 */
    position: relative;
}

.welcome-title h1::after {
    content: '触道';
    position: absolute;
    top: 2px;
    left: 2px;
    color: rgba(178, 34, 34, 0.2);
    z-index: -1;
}

.welcome-title .subtitle {
    font-family: var(--font-serif);
    font-size: 24px;
    color: var(--color-secondary);
    letter-spacing: 4px;
}

/* 入境按钮样式 */
.welcome-button-container {
    position: relative;
    margin-bottom: 80px;
}

.enter-button {
    position: relative;
    width: 180px;
    height: 60px;
    background-color: transparent;
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
    font-family: var(--font-display);
    font-size: 32px;
    cursor: pointer;
    overflow: hidden;
    transition: all 0.3s ease;
    border-radius: 4px;
    z-index: 1;
}

.enter-button:hover {
    color: white;
    background-color: var(--color-primary);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(178, 34, 34, 0.3);
}

.btn-glow {
    position: absolute;
    display: block;
    width: 0;
    height: 0;
    border-radius: 50%;
    background-color: var(--color-primary);
    transform: translate(-50%, -50%);
    transition: width 0.7s ease, height 0.7s ease;
    z-index: -1;
}

.enter-button:hover .btn-glow {
    width: 300px;
    height: 300px;
}

.welcome-footer {
    font-family: var(--font-serif);
    color: var(--color-text-light);
    font-size: 18px;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .welcome-title h1 {
        font-size: 70px;
    }
    
    .welcome-title .subtitle {
        font-size: 18px;
        letter-spacing: 2px;
    }
    
    .enter-button {
        width: 150px;
        height: 50px;
        font-size: 28px;
    }
    
    .welcome-footer {
        font-size: 16px;
    }
    
    .welcome-screen::before,
    .welcome-screen::after {
        width: 150px;
        height: 150px;
    }
}