/*
Theme Name: 新世界导航
Author: MiMo
Description: 新世界智能导航站 - 毛玻璃暗色风格
Version: 3.0
Text Domain: new-world
*/

/* ============================================================
   Variables
   ============================================================ */
:root {
  --bg-gradient: linear-gradient(135deg, #0f0c29, #302b63, #24243e);
  --glass-bg: rgba(255,255,255,0.06);
  --glass-bg-strong: rgba(255,255,255,0.10);
  --glass-border: rgba(255,255,255,0.10);
  --glass-blur: blur(12px) saturate(160%);

  --text: #eeeef6;
  --text-secondary: rgba(238,238,246,0.7);
  --text-muted: rgba(238,238,246,0.4);

  --accent: #7c6fe0;
  --accent-glow: rgba(124,111,224,0.3);

  --card-bg: rgba(255,255,255,0.05);
  --card-hover-bg: rgba(255,255,255,0.10);
  --card-hover-border: rgba(124,111,224,0.5);

  --sidebar-bg: rgba(255,255,255,0.04);
  --sidebar-active: rgba(124,111,224,0.2);

  --input-bg: rgba(255,255,255,0.08);
  --input-border: rgba(255,255,255,0.12);
  --input-focus: rgba(255,255,255,0.16);

  --tag-bg: rgba(255,255,255,0.08);
  --tag-hover: rgba(255,255,255,0.16);
  --badge-bg: rgba(255,255,255,0.10);

  --shadow-card: 0 2px 12px rgba(0,0,0,0.15);
  --shadow-card-hover: 0 6px 24px rgba(0,0,0,0.3);

  --radius: 12px;
  --radius-sm: 8px;
  --sidebar-w: 200px;
  --transition: 0.2s ease;
}

[data-theme="light"] {
  --bg-gradient: linear-gradient(135deg, #e8eaf6, #d1d9f0, #c5cee0);
  --glass-bg: rgba(255,255,255,0.45);
  --glass-bg-strong: rgba(255,255,255,0.65);
  --glass-border: rgba(255,255,255,0.5);

  --text: #1a1a2e;
  --text-secondary: rgba(26,26,46,0.7);
  --text-muted: rgba(26,26,46,0.4);

  --card-bg: rgba(255,255,255,0.35);
  --card-hover-bg: rgba(255,255,255,0.55);
  --card-hover-border: rgba(124,111,224,0.4);

  --sidebar-bg: rgba(255,255,255,0.3);
  --sidebar-active: rgba(124,111,224,0.15);

  --input-bg: rgba(255,255,255,0.4);
  --input-border: rgba(255,255,255,0.5);
  --input-focus: rgba(255,255,255,0.6);

  --tag-bg: rgba(255,255,255,0.35);
  --tag-hover: rgba(255,255,255,0.55);
  --badge-bg: rgba(255,255,255,0.35);

  --shadow-card: 0 2px 12px rgba(0,0,0,0.06);
  --shadow-card-hover: 0 6px 24px rgba(0,0,0,0.1);
}

/* ============================================================
   Reset
   ============================================================ */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{font-size:14px;scroll-behavior:smooth;-webkit-font-smoothing:antialiased}
body{
  font-family:-apple-system,BlinkMacSystemFont,'PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;
  color:var(--text);line-height:1.6;min-height:100vh;
  background:var(--bg-gradient);background-attachment:fixed;
}
a{color:var(--accent);text-decoration:none}
a:hover{color:var(--text)}
::selection{background:var(--accent);color:#fff}
ul{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
img{max-width:100%;display:block}

/* ============================================================
   Particles
   ============================================================ */
.particles{position:fixed;inset:0;pointer-events:none;z-index:0;overflow:hidden}
.particle{
  position:absolute;border-radius:50%;bottom:-10px;
  background:rgba(124,111,224,0.15);
  animation:floatUp linear infinite;
}
@keyframes floatUp{
  0%{opacity:0;transform:translateY(0)}
  10%{opacity:1}
  90%{opacity:1}
  100%{opacity:0;transform:translateY(-105vh) translateX(15px)}
}

/* ============================================================
   Header
   ============================================================ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  height:48px;
  background:var(--glass-bg);
  backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);
  border-bottom:1px solid var(--glass-border);
  display:flex;align-items:center;padding:0 24px;
}
.site-brand{display:flex;align-items:center;gap:8px}
.site-brand .logo{
  width:28px;height:28px;border-radius:8px;
  background:linear-gradient(135deg,#667eea,#764ba2);
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:13px;color:#fff;
}
.site-brand span{font-size:0.95rem;font-weight:700}
.header-spacer{flex:1}
.header-actions{display:flex;gap:4px}
.hdr-btn{
  width:32px;height:32px;border-radius:8px;
  display:flex;align-items:center;justify-content:center;
  color:var(--text-muted);font-size:16px;
  transition:all var(--transition);
}
.hdr-btn:hover{background:var(--glass-bg-strong);color:var(--text)}
.hdr-btn svg{width:16px;height:16px}

/* ============================================================
   Greeting / Hero
   ============================================================ */
.greeting{
  position:relative;z-index:1;
  padding:72px 20px 0;
  text-align:center;
}
.greeting h1{
  font-size:2.4rem;font-weight:800;
  background:linear-gradient(135deg,#a78bfa,#7c6fe0,#667eea);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
  background-clip:text;
  margin-bottom:4px;
}
.greeting .sub{color:var(--text-secondary);font-size:0.9rem}
.greeting .date{color:var(--text-muted);font-size:0.78rem;margin-top:6px}

/* ============================================================
   Search Section
   ============================================================ */
.search-section{
  position:relative;z-index:1;
  max-width:600px;margin:28px auto 0;padding:0 20px;
}
.search-box{
  display:flex;align-items:center;
  background:var(--glass-bg);
  backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);
  border:1px solid var(--glass-border);border-radius:999px;
  padding:4px 4px 4px 20px;
  transition:border-color var(--transition);
}
.search-box:focus-within{border-color:var(--accent)}
.search-input{
  flex:1;height:40px;border:none;background:transparent;
  color:var(--text);font-size:0.9rem;outline:none;font-family:inherit;
}
.search-input::placeholder{color:var(--text-muted)}
.search-btn{
  height:40px;padding:0 24px;border-radius:999px;
  background:var(--accent);color:#fff;font-weight:600;font-size:0.85rem;
  transition:all var(--transition);
}
.search-btn:hover{background:#8b7ee8;box-shadow:0 2px 12px var(--accent-glow)}

/* Engine tabs */
.engine-tabs{
  display:flex;justify-content:center;gap:4px;margin-top:14px;
}
.engine-tab{
  padding:5px 14px;border-radius:999px;font-size:0.78rem;font-weight:500;
  color:var(--text-muted);transition:all var(--transition);
}
.engine-tab:hover{color:var(--text-secondary);background:var(--tag-hover)}
.engine-tab.active{color:#fff;background:var(--accent)}

/* Hot tags */
.hot-tags{display:flex;flex-wrap:wrap;justify-content:center;gap:6px;margin-top:14px}
.hot-tag{
  padding:4px 12px;border-radius:999px;font-size:0.75rem;
  color:var(--text-muted);background:var(--tag-bg);
  transition:all var(--transition);cursor:pointer;
}
.hot-tag:hover{background:var(--tag-hover);color:var(--text-secondary)}

/* ============================================================
   Category Nav Section
   ============================================================ */
.cat-section{
  position:relative;z-index:1;
  max-width:1080px;margin:32px auto 0;padding:0 20px;
}
.cat-title{
  font-size:0.95rem;font-weight:700;color:var(--text);margin-bottom:16px;
  display:flex;align-items:center;gap:8px;
}
.cat-title::before{
  content:'';width:4px;height:16px;border-radius:2px;
  background:var(--accent);
}

/* Category bar + sidebar style */
.cat-layout{display:flex;gap:16px}

/* Sidebar */
.cat-sidebar{
  width:var(--sidebar-w);flex-shrink:0;
}
.cat-sidebar-item{
  display:flex;align-items:center;gap:10px;
  padding:10px 14px;border-radius:var(--radius-sm);
  color:var(--text-secondary);font-size:0.85rem;font-weight:500;
  transition:all var(--transition);cursor:pointer;
  margin-bottom:4px;
  background:var(--glass-bg);
  backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);
  border:1px solid var(--glass-border);
}
.cat-sidebar-item:hover{background:var(--card-hover-bg);color:var(--text)}
.cat-sidebar-item.active{
  background:var(--sidebar-active);
  color:var(--text);border-color:rgba(124,111,224,0.3);
}
.cat-sidebar-item .item-icon{
  width:24px;height:24px;border-radius:6px;
  background:var(--glass-bg-strong);
  display:flex;align-items:center;justify-content:center;
  font-size:14px;flex-shrink:0;
}
.cat-sidebar-item .item-name{flex:1;white-space:nowrap}
.cat-sidebar-item .item-count{
  font-size:0.72rem;color:var(--text-muted);
  background:var(--badge-bg);padding:1px 7px;border-radius:999px;
  font-family:monospace;
}

/* Main cards area */
.cat-main{flex:1;min-width:0}

.cat-label{
  font-size:0.85rem;font-weight:700;color:var(--text);
  margin-bottom:14px;padding-left:2px;
}

/* ============================================================
   Site Cards
   ============================================================ */
.sites-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:12px;
}
.site-card{
  background:var(--card-bg);
  backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);
  border:1px solid var(--glass-border);border-radius:var(--radius);
  padding:16px;cursor:pointer;
  transition:all var(--transition);
  box-shadow:var(--shadow-card);
}
.site-card:hover{
  transform:translateY(-2px);
  background:var(--card-hover-bg);
  border-color:var(--card-hover-border);
  box-shadow:var(--shadow-card-hover);
}
.site-card:hover .card-name{color:var(--accent)}

.card-top{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.card-avatar{
  width:38px;height:38px;border-radius:var(--radius-sm);
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:15px;color:#fff;flex-shrink:0;
}
.card-name{
  font-size:0.88rem;font-weight:600;color:var(--text);
  transition:color var(--transition);
}
.card-desc{
  font-size:0.75rem;color:var(--text-muted);line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
  overflow:hidden;
}

/* ============================================================
   Single Page
   ============================================================ */
.single-wrap{
  position:relative;z-index:1;
  max-width:700px;margin:0 auto;
  padding:72px 20px 60px;
}
.single-card{
  background:var(--glass-bg-strong);
  backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);
  border:1px solid var(--glass-border);border-radius:16px;
  padding:36px;text-align:center;
}
.single-card .s-icon{
  width:64px;height:64px;border-radius:16px;margin:0 auto 16px;
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:24px;color:#fff;
}
.single-card h1{font-size:1.5rem;font-weight:800;margin-bottom:4px}
.single-card .s-domain{font-size:0.85rem;color:var(--accent);margin-bottom:14px}
.single-card .s-desc{color:var(--text-secondary);font-size:0.9rem;margin-bottom:24px}
.visit-btn{
  display:inline-flex;padding:10px 32px;border-radius:999px;
  background:var(--accent);color:#fff;font-weight:600;font-size:0.9rem;
  transition:all var(--transition);
}
.visit-btn:hover{color:#fff;box-shadow:0 4px 16px var(--accent-glow)}
.single-body{
  margin-top:24px;
  background:var(--glass-bg);
  backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);
  border:1px solid var(--glass-border);border-radius:14px;
  padding:28px;color:var(--text-secondary);line-height:1.8;
}

/* ============================================================
   404
   ============================================================ */
.error-wrap{
  position:relative;z-index:1;
  text-align:center;padding:120px 20px 60px;
}
.error-wrap .code{font-size:5rem;font-weight:800;opacity:0.12;line-height:1}
.error-wrap h2{font-size:1.3rem;font-weight:700;margin:10px 0}
.error-wrap p{color:var(--text-muted);margin-bottom:20px}

/* ============================================================
   Empty
   ============================================================ */
.empty{text-align:center;padding:48px;color:var(--text-muted);font-size:0.9rem}

/* ============================================================
   Footer
   ============================================================ */
.site-footer{
  position:relative;z-index:1;
  text-align:center;padding:20px;
  color:var(--text-muted);font-size:0.72rem;
  border-top:1px solid var(--glass-border);
  margin-top:40px;
}

/* ============================================================
   Responsive
   ============================================================ */
@media(max-width:1023px){
  .cat-sidebar{width:170px}
  .sites-grid{grid-template-columns:repeat(3,1fr)}
}

@media(max-width:767px){
  .greeting h1{font-size:1.8rem}
  .cat-layout{flex-direction:column}
  .cat-sidebar{
    width:100%;
    display:flex;gap:6px;overflow-x:auto;
    -webkit-overflow-scrolling:touch;
    scrollbar-width:none;padding-bottom:4px;
  }
  .cat-sidebar::-webkit-scrollbar{display:none}
  .cat-sidebar-item{
    white-space:nowrap;flex-shrink:0;
    padding:8px 12px;font-size:0.8rem;
  }
  .sites-grid{grid-template-columns:repeat(2,1fr);gap:10px}
  .site-card{padding:12px}
  .card-avatar{width:32px;height:32px;font-size:13px}
  .card-name{font-size:0.82rem}
  .card-desc{-webkit-line-clamp:1;font-size:0.72rem}
}

@media(max-width:480px){
  .greeting h1{font-size:1.5rem}
  .search-box{padding:3px 3px 3px 14px}
  .search-btn{padding:0 16px;font-size:0.8rem}
}