@font-face {
    font-family: "a";
    src: url();
    font-display: swap;
}
@font-face {
    font-family: "b";
    src: url(../fonts/Ubuntu-Regular.ttf);
    font-display: swap;
}
@font-face {
    font-family: "title";
    src: url(../fonts/Pacifico-Regular.ttf);
    font-display: swap;
}
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    user-select: none;
    transition: background-color 0.2s ease;
}
a:hover,
a:link,
a:visited,
a:active,
a:focus {
    text-decoration: none;
    outline: none;
    border: none;
    color: inherit;
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}
/* 隐藏滚动条 */
::-webkit-scrollbar {
    width: 0px;
}
::-webkit-scrollbar-thumb {
    background-color: var(--main_text_color, #000000);
    border-radius: 8px;
    height: 20%;
}
::-webkit-scrollbar-track {
    background-color: var(--main_bg_color, linear-gradient(50deg, #a2d0ff, #ffffff));
}
/* 黑暗模式样式 */
html[data-theme="Dark"] {
    --main_text_color: #fff;
    --gradient:linear-gradient(120deg, rgb(133, 62, 255), #f76cc6 30%, rgb(255, 255, 255) 60%);
    --purple_text_color: #747bff;
    --item_bg_color: rgb(19, 20, 24);
    --item_hover_color: rgb(19, 23, 27);
    --item_left_title_color: rgb(255, 255, 255);
    --item_left_text_color: rgb(142, 142, 142);
    --left_tag_item: linear-gradient(50deg, #1f2327, #000000);
    --card_filter: 0px;
    --back_filter: 0px;
    --back_filter_color: #000000;
    --fill:#ffffff;
}
/* 基础布局 */
body {
    display: flex;
    min-height: 100vh;
    width: 100%;
    position: relative;
    font-family: "b",  "a", sans-serif;
    background: var(--main_bg_color);
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    transition: color 0.1s ease;
    justify-content: center;
    color: var(--main_text_color);
}
/* 加载动画 */
#page-loading {
    background: radial-gradient(white, #d8eaff);
    height: 100%;
    width: 100%;
    position: fixed;
    z-index: 999999;
    top: 0;
    pointer-events: none;
    opacity: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}
#loading-center {
    height: 150px;
    width: 150px;
    border-radius: 50%;
    background: #472eff;
    animation: zoom 1s linear infinite;
}
@keyframes zoom {
    0% { transform: scale(0); opacity: 1; }
    50% { opacity: 0.5; }
    100% { transform: scale(1); opacity: 0; }
}
/* 滤镜层 */
.page-filter {
    position: fixed;
    width: 100%;
    height: 100%;
    background: var(--back_filter_color);
    backdrop-filter:  blur(var(--back_filter));
    -webkit-backdrop-filter: blur(var(--back_filter));
    z-index: -99999999;
}
/* 主容器 */
.main-container {
    width: 100%;
    transition: transform 0.5s ease;
    max-width: 1150px;
    position: relative;
    flex-direction: row;
}
/* 左侧边栏 */
.sidebar-left {
    overflow-y: scroll;
    width: 230px;
    height: 100vh;
    display: flex;
    padding: 0 15px;
    position: fixed;
    align-items: center;
    flex-direction: column;
}
.sidebar-left::-webkit-scrollbar {
    display: none;
}
.logo {
    flex-shrink: 0;
    width: 90%;
    position: relative;
    aspect-ratio: 1/1;
    margin-top: 50px;
    background-size: cover;
    border-radius: 50%;
}
.left-div {
    flex-shrink: 0;
    width: 100%;
    border-radius: 13px;
    margin-top: 15px;
    padding: 20px;
    backdrop-filter: blur(var(--card_filter));
    -webkit-backdrop-filter: blur(var(--card_filter));
    background: var(--item_bg_color);
}
.left-des {
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.left-des-item {
    display: flex;
    align-items: center;
    line-height: 20px;
    font-size: 15px;
    margin-bottom: 5px;
    overflow: hidden;
}
.left-des-item svg{
    width: 16px;
    height: 16px;
    fill:var(--fill);
    margin-right: 10px;
}
.left-tag {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    padding: 14px;
}
.left-tag-item {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 28px;
    margin: 0px 5px 5px 0;
    padding: 10px;
    font-size: 13px;
    border-radius: 10px;
    background: var(--left_tag_item);
}
#line {
    width: 100%;
    height: 200px;
    font-size: 13px;
    padding-left: 8px;
    scroll-snap-type: y mandatory;
    overflow-y: scroll;
}
#line li {
    list-style: none;
    position: relative;
    padding: 15px 0px 0px 15px;
    border-left: 2px solid #d5d5d5;
    border-radius: 0;
    scroll-snap-align: end;
    color: var(--main_text_color);
}
.focus {
    width: 8px;
    height: 8px;
    border-radius: 22px;
    background-color: rgb(255 255 255);
    border: 2px solid #fff;
    position: absolute;
    left: -5px;
    top: 50%;
}
#line li:first-child .focus:first-child {
    background-color: #aaffcd;
    animation: focus 1.8s ease infinite;
}
@keyframes focus {
    0% { box-shadow: 0 0 0 0 rgba(170, 255, 205, 0.7); }
    70% { box-shadow: 0 0 0 10px rgba(170, 255, 205, 0); }
    100% { box-shadow: 0 0 0 0 rgba(170, 255, 205, 0); }
}
#line::-webkit-scrollbar {
    display: none;
}
/* 右侧内容区 */
.content-right {
    width: calc(100% - 230px);
    display: flex;
    padding: 20px;
    position: relative;
    float: right;
    padding-bottom: 50px;
    flex-direction: column;
}
.welcome {
    font-size: 65px;
    font-weight: 800;
    margin: 20px 0;
}
.index-logo {
    flex-shrink: 0;
    width: 40%;
    margin-top: 30px;
    position: relative;
    max-width: 200px;
    aspect-ratio: 1/1;
    background-size: cover;
    border-radius: 50%;
    border: 0.5px solid #ffffff;
}
.description {
    font-size: 20px;
    margin-top: 7px;
}
/* 渐变文字 */
.gradientText {
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-size: 200%;
    background-position: 0%;
    font-family: "title";
    animation: backgroundSizeAnimation 10s ease-in-out infinite;
    background-image:  var(--gradient);
}
@keyframes backgroundSizeAnimation {
    0% { background-position: 100%; }
    25% { background-position: 50%; }
    50% { background-position: 0%; }
    75% { background-position: 50%; }
    100% { background-position: 100%; }
}
.purpleText {
    color: var(--purple_text_color);
    font-weight: 800;
}
/* 图标容器 */
.iconContainer {
    width: 100%;
    height: 60px;
    display: flex;
    align-items: center;
    overflow-x: scroll;
    margin-top: 20px;
}
.iconContainer::-webkit-scrollbar {
    display: none;
}
.iconItem {
    width: 49px;
    height: 43px;
    box-sizing: border-box;
    border-radius: 7px;
    display: flex;
    margin-left: 10px;
    backdrop-filter: blur(var(--card_filter));
    -webkit-backdrop-filter: blur(var(--card_filter));
    background: var(--item_bg_color);
    align-items: center;
    justify-content: center;
    transition: width 0.3s ease, opacity 0.3s ease, transform 0.3s ease;
    flex-shrink: 0;
}
.iconItem svg{
    width: 22px;
    height: 22px;
    fill:var(--fill);
    margin-right: 3px;
}
.switch {
    width: 55px;
    height: 43px;
    box-sizing: border-box;
    border-radius: 7px;
    display: flex;
    margin-left: 10px;
    backdrop-filter: blur(var(--card_filter));
    -webkit-backdrop-filter: blur(var(--card_filter));
    background: var(--item_bg_color);
    align-items: center;
    justify-content: center;
    transition: background 0.3s ease;
    flex-shrink: 0;
}
.iconTip {
    white-space: nowrap;
    display: none;
}
.iconItem:hover {
    width: 95px;
    transform: translateY(-2px);
    background: var(--item_hover_color);
}
.iconItem:hover .iconTip {
    display: block;
}
.switch:hover {
    background: var(--item_hover_color);
}
.tanChiShe {
    width: 85%;
}
.tanChiShe img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
/* 标题样式 */
.title {
    display: flex;
    align-items: center;
    font-size: 26px;
    font-weight: 800;
    margin: 20px 0;
    transition: transform 0.4s ease;
}
.title svg{
    margin-right: 8px;
    height: 26px;
    width: 26px;
    fill:var(--fill);
}
.title:hover {
    transform: translateY(-5px);
}
/* 项目列表 - 核心修改：PC端高度增加15px */
.projectList {
    display: flex;
    flex-wrap: wrap;
}
.projectItem {
    margin: 7px;
    display: flex;
    background-color: var(--item_bg_color);
    border-radius: 8px;
    padding: 15px;
    height: 115px; /* 原100px → 115px，增加15px高度 */
    width: calc(25% - 15px);
    backdrop-filter: blur(var(--card_filter));
    -webkit-backdrop-filter: blur(var(--card_filter));
    transition: opacity 0.5s ease, background-color 0.2s ease, border 0.2s ease, transform 0.3s ease;
}
.projectItem:hover {
    box-shadow: 0 8px 16px -4px #2c2d300c;
    transform: translateY(-2px);
}
/* 修复图片显示 */
.projectItemLeft {
    height: 100%;
    width: 70%;
}
.projectItemRight {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 30%;
    height: 100%;
}
.projectItemRight img {
    width: 100%;
    height: 100%;
    object-fit: contain; /* 确保正方形图片完整显示 */
}
.projectItemLeft p {
    font-size: 12px;
    margin-top: 15px;
    color: var(--item_left_text_color);
}
.projectItemLeft h1 {
    font-weight: normal;
    font-size: 16px;
    margin: 0px;
    color: var(--item_left_title_color);
}
/* 技能展示 */
.skill {
    padding: 25px;
    width: 100%;
}
.skill img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.skill #skillWap {
    display: none;
}
/* 弹出层 */
/* 弹出层（核心调整：保留原有遮罩效果） */
.tc {
    position: fixed;
    display: flex;
    visibility: hidden;
    width: 100vw;
    height: 100vh;
    backdrop-filter: blur(10px);
    background: rgba(20, 20, 20, 0.5);
    z-index: 99999;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}
/* 弹出层主容器（核心修改：改为垂直Flex布局，实现上下排列） */
.tc-main {
    z-index: 100000;
    width: 80%;
    max-width: 300px;
    background-color: #ffffff;
    border-radius: 15px;
    display: flex;
    flex-direction: column; /* 关键：改为垂直排列，图片在上、按钮在下 */
    align-items: center;     /* 水平居中所有子元素 */
    justify-content: center; /* 垂直居中所有子元素 */
    padding: 15px;          /* 内边距，防止内容贴边 */
    transition: transform 0.2s linear;
    overflow: hidden;
    transform: translateY(30%) scale(0.5);
}
/* 弹出层图片（调整：自适应容器，添加底部间距，避免和按钮紧贴） */
.tc-img {
    width: 100%;
    max-height: 70vh; /* 限制最大高度，防止图片过高挤压按钮 */
    object-fit: contain; /* 保持图片比例，不拉伸 */
    margin-bottom: 12px; /* 图片和按钮之间的间距，可按需调整 */
}
/* 跳转按钮容器（调整：通栏宽度，保证按钮居中基础） */
.tc-btn-container {
    width: 100%;
    height: 40px;
    display: none; /* 保持原有默认隐藏逻辑 */
}
/* 跳转按钮（核心调整：居中显示，适配垂直布局，保证显示完整） */
.tc-jump-btn {
    width: 80%; /* 按钮宽度，小于容器，视觉更美观 */
    height: 100%;
    margin: 0 auto; /* 关键：水平居中 */
    border: none;
    outline: none;
    border-radius: 8px;
    background: var(--purple_text_color); /* 沿用项目主题色 */
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s ease;
}
/* 按钮hover效果（保留原有交互） */
.tc-jump-btn:hover {
    background: #6369e1;
    opacity: 0.9;
}
/* 弹出层激活状态（保留原有逻辑，无修改） */
.tc.active {
    visibility: visible;
}
.tc-main.active {
    transform: translateY(0) scale(1);
}
/* 开关样式 */
.onoffswitch {
    position: relative;
    width: 38px;
    height: 20px;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}
.onoffswitch-checkbox {
    display: none;
}
.onoffswitch-label {
    display: block;
    overflow: hidden;
    cursor: pointer;
    height: 100%;
    border-radius: 50px;
}
.onoffswitch-inner {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 200%;
    height: 100%;
    margin-left: -100%;
    transition: margin 0.2s ease-in 0s;
}
.onoffswitch-inner:before,
.onoffswitch-inner:after {
    display: flex;
    justify-content: center;
    align-items: center;
    float: left;
    width: 50%;
    height: 100%;
    padding: 0;
    font-size: 12px;
    color: white;
    font-family: Trebuchet, Arial, sans-serif;
    font-weight: bold;
    box-sizing: border-box;
}
.onoffswitch-inner:before {
    content: "";
    background-color: rgb(110 110 110 / 50%);
    color: #FFFFFF;
    text-align: left;
}
.onoffswitch-inner:after {
    content: "";
    background-color: #272727;
    color: #FAFAFA;
    text-align: right;
}
.onoffswitch-switch {
    display: block;
    height: 70%;
    aspect-ratio: 1/1;
    background: #FFFFFF;
    position: absolute;
    top: 12.5%;
    bottom: 12.5%;
    right: 5px;
    border-radius: 20px;
    transition: right 0.2s ease-in 0s;
}
.onoffswitch-checkbox:checked+.onoffswitch-label .onoffswitch-inner {
    margin-left: 0;
}
.onoffswitch-checkbox:checked+.onoffswitch-label .onoffswitch-switch {
    right: 50%;
}
/* 响应式适配 */
@media (min-width: 800px) {
    .index-logo {
        display: none;
    }
}
@media (max-width: 1150px) {
    .a, .b {
        width: calc(50% - 20px);
    }
    .projectItem{
        margin: 10px;
        height: 115px; /* 适配中等屏幕高度 */
    }
}
@media (max-width: 800px) {
    .sidebar-left {
        display: none;
    }
    .a .projectItemRight {
        display: none;
    }
    .a .projectItemLeft {
        width: 100%;
    }
    .a {
        width: calc(50% - 18px);
        margin: 9px;
        height: 100px; /* 移动端a类恢复原高度 */
    }
    .b {
        height: 110px;
        margin: 8px 15px;
        width: calc(100% - 30px);
    }
    /* 核心修改：移动端b类图片缩小到原尺寸 */
    .b .projectItemRight img {
        max-width: 39px;
        max-height: 39px;
        width: auto;
        height: auto;
    }
    .content-right {
        width: 100%;
    }
    .tanChiShe {
        width: 100%;
    }
    .description {
        font-size: 4vw;
    }
    .welcome {
        font-size: 10vw;
        margin: 2vw 0;
    }
    .iconContainer {
        margin-top: 4vw;
    }
    .projectItem{
        padding: 10px;
    }
    .projectItemLeft p {
        font-size: 13px;
    }
    .projectItemLeft h1 {
        font-size: 18px;
    }
    .skill #skillWap {
        display: block;
    }
    .skill #skillPc {
        display: none;
    }
}