* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

/* 允许输入框正常交互 */
input, textarea, select {
    -webkit-user-select: auto;
    user-select: auto;
    -webkit-touch-callout: default;
}

html {
    font-size: 16px;
    height: 100%;
    overflow: hidden;
}

body {
    font-family: var(--font-family);
    background: var(--bg-primary);
    color: var(--text-primary);
    height: 100%;
    overflow: hidden;
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
}

#app {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
    padding-top: var(--safe-top);
    padding-bottom: var(--safe-bottom);
}

/* 屏幕基础样式 */
.screen {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    opacity: 0;
    visibility: hidden;
    transform: translateX(100%);
    transition: transform var(--transition-normal), 
                opacity var(--transition-normal),
                visibility var(--transition-normal);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    padding-top: var(--safe-top);
}

.screen.active {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

.screen.slide-out {
    transform: translateX(-30%);
    opacity: 0.5;
}

/* 滚动条美化 */
::-webkit-scrollbar {
    width: 4px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--text-light);
    border-radius: 4px;
}