/* 中文签名字体 - Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Zhi+Mang+Xing&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 .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)}
::-webkit-scrollbar{width:0}
::-webkit-scrollbar-thumb{background-color:var(--main_text_color);border-radius:8px;height:20%}

/* 暗黑模式覆盖 */
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;
    --text_bg_color:rgb(26,4,48);
    --item_bg_color:rgb(19,20,24);
    --item_hover_color:rgb(19,23,27);
    --item_left_title_color:#fff;
    --item_left_text_color:#8e8e8e;
    --footer_text_color:#646464;
    --left_tag_item:linear-gradient(50deg,#1f2327,#000);
    --card_filter:0px;
    --back_filter:0px;
    --back_filter_color:#000;
    --fill:#fff;
}

body{
    height:100%;min-height:100vh;width:100%;position:relative;
    font-family:"b",sans-serif;
    background:var(--main_bg_color);
    background-repeat:no-repeat;background-size:cover;
    background-position:center;background-attachment:fixed;
    transition:color .1s ease;color:var(--main_text_color);
}

/* ===== 加载动画 ===== */
#loading{
    background:radial-gradient(white,#d8eaff);background-size:100%;background-position:center;
    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;position:relative;border-radius:50%;background:#472eff;animation:zoom 1s linear infinite}
@keyframes zoom{0%{transform:scale(0);opacity:1}50%{opacity:.5}100%{transform:scale(1);opacity:0}}

/* ===== 遮罩 ===== */
.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;
}

/* ===== 主布局 ===== */
.main{width:100%;margin:0 auto;max-width:1150px;position:relative;display:flex;transition:transform .5s ease;height:fit-content;min-height:100vh}

/* ===== 左侧栏 ===== */
.left{
    overflow-y:auto;width:230px;min-height:100vh;height:fit-content;display:flex;
    padding:0 15px;position:sticky;top:0;left:0;align-items:center;flex-direction:column;z-index:10;
}
.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);font-size:18px;margin-right:10px;flex-shrink:0}

.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:0 5px 5px 0;padding:10px;font-size:13px;
    border-radius:10px;background:var(--left_tag_item);
}

/* ===== 倒计时优化 ===== */
.left-time{padding:15px !important;position:relative;z-index:5;background:var(--item_bg_color);border-radius:13px;margin-top:15px;display:flex;flex-direction:column}
.countdown-title{font-size:14px;color:var(--main_text_color);margin-bottom:8px;font-weight:500;flex-shrink:0}
.countdown-list{max-height:250px;overflow-y:auto;padding-right:2px}
.countdown-list::-webkit-scrollbar{width:3px}
.countdown-list::-webkit-scrollbar-thumb{background:var(--purple_text_color);border-radius:3px}
#countdown{display:flex;flex-direction:column;gap:12px}
.countdown-item{display:flex;flex-direction:column;align-items:center;padding:15px 12px;background:linear-gradient(135deg,rgba(133,62,255,0.15),rgba(247,108,198,0.15));border-radius:12px;border:1px solid rgba(133,62,255,0.2)}
.countdown-name{font-size:13px;color:var(--main_text_color);margin-bottom:6px}
.countdown-days{font-size:28px;font-weight:bold;line-height:1}
.countdown-days.countdown-future{background:linear-gradient(120deg,#7c3aed,#a855f7);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.countdown-days.countdown-today{background:linear-gradient(120deg,#f59e0b,#fbbf24);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.countdown-days.countdown-past{color:#666}
.countdown-date{font-size:11px;color:var(--item_left_text_color);margin-top:4px}
.countdown-unit{font-size:12px;opacity:0.7;margin-left:2px}
.countdown-empty{text-align:center;color:var(--item_left_text_color);font-size:13px;padding:20px}
.countdown-empty span{font-size:12px;opacity:0.7}

#timeline{width:100%;height:200px;font-size:13px;padding-left:8px;scroll-snap-type:y mandatory;overflow-y:scroll}
#timeline li{list-style:none;position:relative;padding:15px 0 0 15px;border-left:2px solid #d5d5d5;scroll-snap-align:end;color:var(--main_text_color)}
#timeline::-webkit-scrollbar{display:none}
.focus{width:8px;height:8px;border-radius:22px;background-color:rgba(255,255,255,.7);border:2px solid #fff;position:absolute;left:-5px;top:50%}
#timeline li:first-child .focus{background-color:#aaffcd;animation:focus 1.8s ease infinite}
@keyframes focus{0%,100%{box-shadow:0 0 0 0 rgba(170,255,205,.7)}50%{box-shadow:0 0 0 6px rgba(170,255,205,0)}}

/* ===== 右侧内容 ===== */
.right{width:calc(100% - 230px);display:flex;padding:20px;position:relative;padding-bottom:50px;flex-direction:column;height:fit-content;min-height:100vh}

/* ===== 搜索框 ===== */
.search-box{
    display:flex;align-items:center;margin-top:25px;
    border-radius:12px;height:48px;
    backdrop-filter:blur(var(--card_filter));-webkit-backdrop-filter:blur(var(--card_filter));
    background:var(--item_bg_color);
    transition:box-shadow .3s ease,background-color .2s ease;
    overflow:visible;
}
.search-box:focus-within{
    box-shadow:0 0 0 2px var(--purple_text_color);
}
.search-icon{
    width:20px;height:20px;fill:var(--main_text_color);
    margin:0 4px 0 14px;flex-shrink:0;opacity:.5;
}
.search-box:hover{
    background:var(--item_hover_color);
}
.search-box input{
    flex:1;height:100%;border:none;outline:none;
    background:transparent;font-size:15px;color:var(--main_text_color);
    font-family:"b",sans-serif;
    user-select:text;cursor:text;caret-color:var(--main_text_color);
}
.search-box input::placeholder{color:var(--item_left_text_color);opacity:.7}
.search-box button{
    height:100%;border:none;cursor:pointer;
    padding:0 18px;font-size:14px;font-weight:600;
    background:var(--purple_text_color);color:#fff;
    font-family:"b",sans-serif;
    transition:opacity .2s ease;
}
.search-box button:hover{opacity:.85}

.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:.5px solid #ffffff;
}
.description{font-size:20px;margin-top:7px}

.gradientText{
    -webkit-background-clip:text;-webkit-text-fill-color:transparent;
    background-size:200%;background-position:0%;font-family:"Zhi Mang Xing","title",cursive;
    font-size:inherit;
    animation:bgSize 10s ease-in-out infinite;background-image:var(--gradient);
}
@keyframes bgSize{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}
.textBackground{font-weight:800;background:var(--text_bg_color);border-radius:5px;font-size:17px;margin:0 3px;padding:2px 4px}

/* ===== 社交图标 ===== */
.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;border-radius:7px;display:flex;margin-left:10px;flex-shrink:0;
    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 .3s ease,opacity .3s ease,transform .3s ease;
    will-change:transform,width;
}
.iconItem svg{width:22px;height:22px;fill:var(--fill);font-size:22px;margin-right:3px}
.iconTip{white-space:nowrap;display:none}
.iconItem:hover{width:95px;transform:translateY(-2px);background:var(--item_hover_color)}
.iconItem:hover .iconTip{display:block}
.theme-btn{background:transparent;border:none;font-size:24px;cursor:pointer;padding:8px;border-radius:8px;transition:background .2s;z-index:100;margin-left:15px}
.theme-btn:hover{background:var(--item_hover_color)}
.welcome-line{display:flex;align-items:center;flex-wrap:wrap}

.switch{
    width:55px;height:43px;border-radius:7px;display:flex;margin-left:10px;flex-shrink:0;
    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 1s ease,opacity 1s ease,transform 1s ease;
}
.switch:hover{background:var(--item_hover_color)}

/* ===== 分类标题 ===== */
.title{display:flex;align-items:center;font-size:26px;font-weight:800;margin:20px 0;transition:transform .4s ease}
.title svg{margin-right:8px;height:26px;width:26px;fill:var(--fill)}
.title:hover{transform:translateY(-5px)}

/* ===== 项目卡片 ===== */
.projectList{display:flex;flex-wrap:wrap;overflow:visible}
.projectItem{
    margin:7px;display:flex;border-radius:8px;padding:15px;height:100px;
    width:calc(25% - 15px);
    backdrop-filter:blur(var(--card_filter));-webkit-backdrop-filter:blur(var(--card_filter));
    background-color:var(--item_bg_color);
    transition:opacity .5s ease,background-color .2s ease,border .2s ease,transform .3s ease;
}
.projectItem:hover{
    box-shadow:0 8px 16px -4px #2c2d300c,0 0 20px rgba(71,46,255,0.3);
    transform:translateY(-4px);
    border:1px solid rgba(71,46,255,0.5);
}
.projectItem img,.projectItemRight img,.projectList.icon-mode .projectItem img{image-rendering:-webkit-optimize-contrast;image-rendering:crisp-edges}
.projectItem.pressed{transform:scale(1.05);background-color:var(--item_hover_color)}
/* .projectItem:hover .projectItemLeft{width:100%} */
/* .projectItem:hover .projectItemRight{width:0%} */
.projectItemLeft h1{font-weight:normal;font-size:16px;margin:0;color:var(--item_left_title_color)}
.projectItemLeft p{font-size:12px;margin-top:15px;color:var(--item_left_text_color)}
.projectItemLeft{transition:width .4s ease;height:100%;width:80%}
.projectItemRight{overflow:visible;transition:width .4s ease;display:flex;justify-content:center;align-items:center;width:20%;height:100%}
.projectItemRight img{height:39px;width:39px}

/* ===== 图标模式 ===== */
.projectList.icon-mode{flex-wrap:wrap;gap:10px}
.projectList.icon-mode .projectItem{width:auto;min-width:80px;height:auto;padding:12px;flex-direction:column;align-items:center;justify-content:center;gap:6px}
.projectList.icon-mode .projectItem img{width:32px;height:32px}
.projectList.icon-mode .projectItem span{font-size:12px;color:var(--item_left_title_color);text-align:center;white-space:nowrap}
.projectList.icon-mode .projectItemLeft,.projectList.icon-mode .projectItemRight{display:none}
.projectList.icon-mode .projectItem:hover{transform:none;box-shadow:none;border:none;background:var(--item_hover_color)}

/* ===== Footer ===== */
footer{
    position:absolute;padding:10px;text-align:center;width:100%;
    backdrop-filter:blur(var(--card_filter));-webkit-backdrop-filter:blur(var(--card_filter));
    background:var(--item_bg_color);color:var(--footer_text_color);font-size:13px;bottom:0;
}

/* ===== 暗黑模式开关 ===== */
.onoffswitch{position:relative;width:38px;height:20px;-webkit-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 .2s ease-in}
.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;box-sizing:border-box}
.onoffswitch-inner:before{content:"";background-color:rgba(110,110,110,.5)}
.onoffswitch-inner:after{content:"";background-color:#272727}
.onoffswitch-switch{display:block;height:70%;aspect-ratio:1/1;background:#fff;position:absolute;top:12.5%;bottom:12.5%;right:5px;border-radius:20px;transition:right .2s ease-in}
.onoffswitch-checkbox:checked+.onoffswitch-label .onoffswitch-inner{margin-left:0}
.onoffswitch-checkbox:checked+.onoffswitch-label .onoffswitch-switch{right:50%}

/* ===== 响应式 ===== */
@media(min-width:800px){.index-logo{display:none}}
@media(max-width:1150px){
    .a{width:calc(50% - 20px)}
    .b{width:calc(50% - 20px)}
    .projectItem{margin:10px}
}
@media(max-width:800px){
    .left{display:none}
    .a .projectItemRight{display:none}
    .a .projectItemRight img{display:none}
    .a .projectItemLeft{width:100%}
    .a{width:calc(50% - 18px);margin:9px}
    .b{height:110px;margin:8px 15px;width:calc(100% - 30px)}
    .right{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}

    /* 手机端社交图标优化 */
    .iconContainer{height:50px}
    .iconItem{width:40px;height:36px;margin-left:8px}
    .iconItem svg{width:18px;height:18px;font-size:18px;margin-right:2px}
    .iconItem:hover{width:70px;transform:translateY(-2px)}
    .iconItem:hover .iconTip{display:none}

    /* 手机端图标模式优化 - 正方形横排网格 */
    .projectList.icon-mode{display:flex !important;flex-wrap:wrap !important;gap:8px !important}
    .projectList.icon-mode .projectItem{width:calc(20% - 6px) !important;min-width:50px !important;aspect-ratio:1 !important;height:auto !important;padding:8px !important;flex-direction:column !important;align-items:center !important;justify-content:center !important;display:flex !important}
    .projectList.icon-mode .projectItem img{width:28px !important;height:28px !important}
    .projectList.icon-mode .projectItem span{display:block !important;font-size:10px !important;margin-top:4px !important}

    /* 手机端卡片模式优化 */
    .projectItem{height:90px}
    .icon-mode .projectItem{height:auto !important}
    .projectItemRight img{height:32px;width:32px}

    /* 手机端搜索框优化 */
    .search-box{height:42px;margin-top:15px}
    .search-box input{font-size:14px}
    .search-box button{padding:0 14px;font-size:13px}
}