:root {
    --bg-color: #efe5ca;
    --ink-red: #e47258;
    --moss-green: #58ae93;
    --sky-blue: #75b3be;
    --nav-width: 320px;
}

/* 基础样式 */
/* body {
    margin: 0;
    background: var(--bg-color);
    font-family: 'Noto Serif SC', serif;
    padding-left: var(--nav-width);
}

.part {
    padding: 2rem;
    min-height: 100vh;
    transition: margin 0.3s ease;
} */

/* 导航主容器 */
.poetic-nav {
    position: fixed;
    left: 0;
    top: 0;
    height: 100vh;
    width: var(--nav-width);
    background: rgba(249, 241, 219, 0.8);
    border-right: 1px solid rgba(232, 164, 117, 0.2);
    /* box-shadow: 4px 0 20px rgba(0, 0, 0, 0.05); */
    display: flex;
    flex-direction: column;
    z-index: 1000;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 导航头部 */
.nav-header {
    padding: 2rem;
    border-bottom: 1px dashed var(--ink-red);
}

.seal-logo {
    position: relative;
    width: auto;
	display: flex;
	justify-content: center;
	align-items: center; 
	padding: 10% 0; 
}

.seal-logo .chinese {
    font-family: 'ZCOOL QingKe HuangYou', cursive;
    font-size: 2.4rem;
    color: var(--ink-red);
    position: relative;
    z-index: 1;
	transform: translateY(10%); 
}

.seal-logo .circle {
    position: absolute;
    width: 120%;
    height: 120%;
    background: var(--bg-color);
    border: 3px solid var(--moss-green);
    border-radius: 50%;
    top: 0%;
    left: -10%;
}

/* 导航项 */
.nav-content {
    flex: 1;
    overflow-y: auto;
    padding: 1rem 0;
}

.nav-card {
    display: flex;
    align-items: center;
    padding: 1.5rem;
    margin: 1rem;
    background: linear-gradient(145deg, 
        rgba(255,255,255,0.8) 0%, 
        rgba(232,164,117,0.05) 100%);
    border-radius: 8px;
    position: relative;
    transition: transform 0.3s ease;
    text-decoration: none;
}

.deco-line {
    width: 4px;
    height: 40px;
    background: var(--sky-blue);
    margin-right: 1rem;
    border-radius: 2px;
    transition: background 0.3s ease;
}

.text-box {
    flex: 1;
}

.title {
    font-size: 1.1rem;
    color: #2d2d2d;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin: 0;
}

.sub {
    font-size: 0.9rem;
    color: var(--moss-green);
    margin-top: 0.5rem;
}

/* 悬停效果 */
.hover-mask {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255,255,255,0.3);
    clip-path: circle(0% at -30% 50%);
    transition: clip-path 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-card:hover {
    transform: translateX(10px);
}

.nav-card:hover .hover-mask {
    clip-path: circle(150% at 50% 50%);
}

.nav-card:hover .deco-line {
    background: var(--ink-red);
}
.nav-active .poetic-nav {
    transform: translateX(0) !important;
    visibility: visible !important;
    opacity: 1 !important;
}


/* 桌面端顶部导航 */
@media (min-width: 1025px) {
    .poetic-nav {
        position: fixed;
        top: 0px;
        left: 0;
        width: 100%;
        height: 60px;
        background: rgba(249, 241, 219, 0.8);
        flex-direction: row;
        transition: top 0.3s ease;
        z-index: 1000;
    }

    .nav-header {
        padding: 0 2rem;
        border-bottom: none;
    }

    .nav-content {
        flex: 1;
        display: flex;
        justify-content: center;
        overflow: visible;
    }

    .nav-card {
        margin: 0 1rem;
        padding: 0 1.5rem;
        height: 100%;
        background: none;
    }

    /* 隐藏桌面端触发条 */
    .nav-trigger {
            position: fixed;
            top: 0; /* 调整位置到顶部边缘 */
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 12px;
            background: var(--ink-red);
            border-radius: 0 0 4px 4px;
            cursor: pointer;
            opacity: 0.3;
            transition: opacity 0.3s, top 0.3s;
            display: block !important;
            z-index: 1001; /* 确保在导航栏上方 */
        }
		.nav-trigger:hover {
		        opacity: 1;
		        top: 0 !important;
		    }
		
		    /* 导航栏悬停逻辑 */
		    .poetic-nav:not(.scroll-down):hover {
		        top: 0 !important;
		    }
			
	

    /* 修复滚动隐藏问题 */
    /* .poetic-nav.scroll-down {
        top: -60px !important;
    } */
}
@media (max-width: 1024px) {
    .poetic-nav {
        transform: translateX(-100%);
        visibility: hidden;
        opacity: 0;
        transition: transform 0.3s, opacity 0.3s, visibility 0.3s !important;
    }
}

/* 平板端侧边导航（显示触发箭头） */
@media (max-width: 1024px) and (min-width: 769px) {
    .poetic-nav {
        transform: translateX(-100%);
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    
    .tablet-trigger {
        position: fixed;
        left: 20px;
        top: 50%;
        width: 32px;
        height: 32px;
        cursor: pointer;
        z-index: 1001;
        opacity: 0.8;
        transition: transform 0.3s;
    }
    
    .tablet-trigger:hover {
        transform: translateX(5px);
        opacity: 1;
    }
    
    .nav-active .poetic-nav {
        transform: translateX(0);
    }
}

/* 移动端样式（显示菜单按钮） */
@media (max-width: 768px) {
    body {
        padding-left: 0;
    }

    .poetic-nav {
        width: 30%;
		height: 100%;
		/* height: 10rem; */
        transform: translateX(-100%);
        box-shadow: none;
    }

    .mobile-trigger {
        display: flex;
        position: fixed;
        top: 20px;
        left: 20px;
        z-index: 2000;
        flex-direction: column;
        gap: 5px;
        padding: 12px;
        background: rgba(249, 241, 219, 0.85);
        border-radius: 8px;
        box-shadow: 0 2px 8px rgba(0,0,0,0.1);
        cursor: pointer;
    }

    .bamboo-line {
        width: 28px;
        height: 2px;
        background: var(--ink-red);
        transition: 0.3s;
    }

    /* 移动端按钮动画 */
    .nav-active .bamboo-line:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .nav-active .bamboo-line:nth-child(2) {
        opacity: 0;
    }

    .nav-active .bamboo-line:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    .nav-active .poetic-nav {
        transform: translateX(0);
    }
}

/* 隐藏非平板端的触发箭头 */
@media (max-width: 768px), (min-width: 1025px) {
    .tablet-trigger {
        display: none !important;
        width: 0;
        height: 0;
        opacity: 0;
        pointer-events: none;
    }
}