body {
    background: linear-gradient(135deg, #232946 0%, #16161a 100%);
    min-height: 100vh;
    min-width: 1280px;
    min-height: 720px;
    margin: 0;
    width: 100vw;
    height: 100vh;
    background-size: cover;
    background-repeat: no-repeat;
    background-attachment: fixed;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}
#test-content {
    font-size: 2.7rem;
    color: #e0e7ef;
    background: rgba(36, 41, 61, 0.92);
    padding: 3rem 5rem;
    border-radius: 2rem;
    box-shadow: 0 8px 32px rgba(0,0,0,0.28), 0 1.5px 8px #232946;
    letter-spacing: 0.22em;
    font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', Arial, sans-serif;
    transition: background 0.5s;
    text-shadow: 0 2px 12px rgba(0,0,0,0.28), 0 1px 0 #232946;
    border: 1.5px solid rgba(255,255,255,0.08);
    backdrop-filter: blur(8px);
    user-select: none;
}
#test-content::after {
    content: "⌨️";
    display: inline-block;
    margin-left: 1rem;
    font-size: 2rem;
    vertical-align: middle;
    opacity: 0.85;
    animation: test-float 2.5s infinite ease-in-out;
}
@keyframes test-float {
    0%, 100% { transform: translateY(0);}
    50% { transform: translateY(-10px);}
}
/* 新的点击特效样式 */
.code-effect {
    position: fixed;
    font-size: 1.6rem;
    font-family: 'Fira Mono', 'Consolas', monospace;
    color: #fbbf24;
    pointer-events: none;
    z-index: 9999;
    opacity: 0.95;
    animation: code-float 1s cubic-bezier(.4,2,.6,1);
    white-space: pre;
    text-shadow: 0 2px 8px #232946, 0 1px 0 #000;
}
@keyframes code-float {
    0% { transform: translateY(0) scale(1); opacity: 1;}
    70% { opacity: 1;}
    100% { transform: translateY(-60px) scale(1.2); opacity: 0;}
}

/* 右上角按钮样式 */
.top-right-btn {
    position: fixed;
    top: 24px;
    right: 32px;
    z-index: 10000;
    background: #232946;
    color: #fbbf24;
    border: none;
    border-radius: 1.2rem;
    padding: 0.9rem 2.2rem;
    font-size: 1.3rem;
    font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', Arial, sans-serif;
    box-shadow: 0 2px 12px rgba(0,0,0,0.18);
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
}
.top-right-btn:hover {
    background: #fbbf24;
    color: #232946;
}
/* 下拉列表样式：渐变动画，移除黄色角 */
.dropdown-list {
    display: block;
    position: fixed;
    top: 76px; /* 24px(顶部) + 按钮高度约40px + margin 0.5rem */
    right: 32px;
    background: linear-gradient(135deg, #232946 0%, #313552 100%);
    border-radius: 1rem;
    box-shadow: 0 4px 16px rgba(0,0,0,0.18);
    min-width: 180px;
    z-index: 10001;
    padding: 0.7rem 0;
    opacity: 0;
    transform: translateY(-16px) scale(0.98);
    pointer-events: none;
    transition: 
        opacity 0.32s cubic-bezier(.4,1.4,.6,1),
        transform 0.32s cubic-bezier(.4,1.4,.6,1);
}
.dropdown-list.show {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}
.dropdown-list li {
    list-style: none;
    padding: 0.7rem 2rem;
    color: #e0e7ef;
    font-size: 1.1rem;
    cursor: pointer;
    transition: background 0.18s;
}
.dropdown-list li:hover {
    background: #fbbf24;
    color: #232946;
}
.dropdown-wrap {
    position: fixed;
    top: 24px;
    right: 32px;
    z-index: 10000;
    display: inline-block;
}