:root{
  --bg:#0D0D0D; --text:#EBEBEB; --mint:#7AEEFB; --violet:#6B4CAF; --warn:#F2C94C;
  --mono:"IBM Plex Mono",monospace; --sans:"IBM Plex Sans",system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial; --serif:"Eczar",serif
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--sans);line-height:1.65}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:1100px;margin:0 auto;padding:18px}

/* Header / Nav 更窄 */
.site-header{position:sticky;top:0;z-index:40;background:rgba(13,13,13,.94);border-bottom:1px solid rgba(122,238,251,.22);backdrop-filter:blur(6px)}
.head{display:flex;align-items:center;justify-content:space-between;gap:8px}
.logo{width:260px;max-width:40vw;height:auto;padding:2px 0}
.nav{display:flex;gap:8px;align-items:center;font-family:var(--mono)}
.nav .nav-item{padding:5px 4px;border-bottom:2px solid transparent;font-size:14px}
.nav .nav-item:hover{color:var(--mint);border-bottom-color:var(--mint)}

.main{padding:20px 0}
.footer{border-top:1px solid rgba(122,238,251,.22);padding:14px 0;font-family:var(--mono);color:#cfcfcf;font-size:13px;text-align:center}

/* Buttons + ripple */
.button{position:relative;overflow:hidden;font:600 15px var(--mono);color:var(--text);border:1px solid var(--mint);border-radius:6px;padding:10px 18px;background:transparent;transition:transform .2s,box-shadow .2s}
.button:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(122,238,251,.22)}
.button .ripple{position:absolute;border-radius:50%;pointer-events:none;transform:scale(0);opacity:.35;background:currentColor;animation:ripple .6s ease-out forwards}
@keyframes ripple{to{transform:scale(16);opacity:0}}

/* HOME —— 文案更靠下；背景带缓存破坏符 ?v=2 */
.home-hero{min-height:88vh;display:grid;grid-template-rows:1fr}
.home-hero.hero-bg{
  position:relative;
  background:
    radial-gradient(800px 400px at var(--x,50%) var(--y,50%), rgba(122,238,251,.10), transparent 60%),
    linear-gradient(180deg, rgba(6,8,10,.82), rgba(6,8,10,.88)),
    url('../assets/img/home-hero.png?v=2') center/cover no-repeat fixed;
}
.home-hero.hero-bg:hover{ animation: drift 6s ease-in-out infinite alternate; }
@keyframes drift{0%{--x:46%;--y:70%}100%{--x:54%;--y:62%}}
.home-body{display:flex;align-items:flex-end;justify-content:center;padding:0 16px 12vh;text-align:center}
.home-title{font-family:var(--serif);font-size:clamp(28px,4vw,46px);margin:0 0 12px}
.home-sub{max-width:720px;margin:0 auto 18px;color:#cfcfcf}

/* PROFILE —— 条形码只在条形码区域扫描 + 悬浮更明显 */
.profile-grid{display:grid;grid-template-columns:300px 1fr;gap:18px}
.profile-card{background:#101010;border:1px solid rgba(122,238,251,.25);padding:14px;border-radius:8px}
.barcode{
  position:relative;width:360px;max-width:100%;height:68px;
  background:repeating-linear-gradient(90deg,#EBEBEB 0 2px, transparent 2px 6px), #0D0D0D;
  border:1px solid var(--mint); margin:10px 0; overflow:hidden; contain:content;
  transition:transform .2s, box-shadow .25s, border-color .25s, filter .25s;
}
.barcode::after{
  content:""; position:absolute; inset:0; pointer-events:none;
  background:linear-gradient(90deg, transparent 0, rgba(122,238,251,.35) 50%, transparent 100%);
  transform:translateX(-100%);
}
.barcode.scan::after{ animation:scan 1.2s linear 1; }
@keyframes scan{ to{ transform:translateX(100%);} }
.barcode:hover{
  transform:translateY(-2px);
  box-shadow:0 10px 28px rgba(122,238,251,.22), 0 0 0 2px rgba(122,238,251,.25) inset;
  border-color:#aef6ff;
  filter:saturate(1.15);
}
.barcode::before{
  content:""; position:absolute; left:0; top:0; bottom:0; width:100%;
  background:repeating-linear-gradient(0deg, rgba(122,238,251,.08) 0 1px, transparent 1px 3px);
  opacity:.35; mix-blend-mode:screen; pointer-events:none; transition:opacity .2s;
}
.barcode:hover::before{ opacity:.55; }

/* DIARY */
.diary-grid{display:grid;grid-template-columns:240px 1fr;gap:18px}
.dates{border-right:1px solid rgba(122,238,251,.25)}
.dates a{display:block;padding:8px 10px;border-left:2px solid transparent;color:#cfcfcf}
.dates a:hover,.dates a[aria-current="true"]{color:#F2C94C;border-left-color:#F2C94C}
.entry{background:#121212;border:1px solid rgba(122,238,251,.25);padding:16px;border-radius:6px;min-height:420px;font-family:var(--mono)}
.entry h3{margin-top:0}
.ill{margin:10px 0;border:1px solid rgba(122,238,251,.2);border-radius:6px;overflow:hidden}

/* MAP —— 真实底图 + 动态叠加 + 信息面板；底图也带 ?v=2 */
.map-scene{position:relative;min-height:70vh;border:1px solid rgba(122,238,251,.22);border-radius:8px;overflow:hidden;background:#000}
.map-scene .bg{
  position:absolute; inset:0;
  background:url('../assets/img/error-map.png?v=2') center/cover no-repeat;
  opacity:1; mix-blend-mode:normal;
}
#mapfx{position:absolute;inset:0;display:block;pointer-events:none}
.node-dot{position:absolute;width:14px;height:14px;border-radius:50%;background:#6B4CAF;box-shadow:0 0 12px #6B4CAF;cursor:pointer;animation:breathe 2.8s ease-in-out infinite}
.node-dot:hover{background:#7AEEFB;box-shadow:0 0 16px #7AEEFB}
@keyframes breathe{0%,100%{box-shadow:0 0 10px rgba(122,238,251,.55)}50%{box-shadow:0 0 16px rgba(122,238,251,.85)}}
.node-label{position:absolute;color:#e0e0e0;text-shadow:0 1px 2px #000;font:600 12px "IBM Plex Mono",monospace}
#panel{position:absolute;right:12px;top:12px;max-width:360px;background:rgba(12,12,12,.92);border:1px solid var(--mint);color:var(--text);padding:14px;border-radius:8px;display:none;z-index:3}
#panel.open{display:block}
.panel-close{position:absolute;top:6px;right:8px;line-height:1;cursor:pointer;font:700 14px "IBM Plex Mono",monospace;color:#ccc}
.panel-close:hover{color:#fff}

/* Dock（底部三键切换） */
.dock{position:fixed;left:50%;bottom:16px;transform:translateX(-50%);display:flex;gap:12px;background:rgba(20,20,20,.9);border:1px solid rgba(122,238,251,.35);border-radius:999px;padding:6px 10px;box-shadow:0 10px 24px rgba(0,0,0,.45);z-index:50}
.dock-btn{font:700 13px "IBM Plex Mono",monospace;padding:6px 10px;border-radius:999px;border:1px solid transparent}
.dock-btn:hover{box-shadow:0 10px 20px rgba(107,76,175,.35)}
.dock-btn.map:hover{box-shadow:0 10px 20px rgba(122,238,251,.35)}
.dock-btn.diary.active{border-color:#F2C94C;color:#F2C94C}
.dock-btn.theory.active{border-color:#6B4CAF;color:#fff;background:#2a2236}
.dock-btn.map.active{border-color:#7AEEFB;color:#7AEEFB}

/* ===== Doorway 专属外观（与其它点明显不同；放在最后确保覆盖） ===== */
#doorway-dot{
  width:18px !important;height:18px !important;
  background: radial-gradient(circle at 50% 50%, #bff6ff 0%, #7AEEFB 55%, #4bc7d6 100%) !important;
  transform: rotate(45deg);
  border:1px solid #c8fbff;
  box-shadow: 0 0 18px rgba(122,238,251,.9), 0 0 36px rgba(122,238,251,.55);
  cursor:pointer; z-index:2;
}
#doorway-dot::before{
  content:""; position:absolute; left:50%; top:50%;
  width:44px; height:44px; margin-left:-22px; margin-top:-22px;
  border-radius:50%;
  background: radial-gradient(circle, rgba(122,238,251,.35), rgba(122,238,251,0) 60%);
  filter: blur(.5px);
  animation: doorPulse 2.2s ease-in-out infinite;
  pointer-events:none;
}
#doorway-dot::after{
  content:""; position:absolute; left:50%; top:50%;
  width:56px; height:56px; margin-left:-28px; margin-top:-28px;
  border-radius:50%;
  border:2px dashed rgba(122,238,251,.55);
  box-shadow: 0 0 10px rgba(122,238,251,.35) inset;
  animation: doorSpin 5.5s linear infinite;
  mix-blend-mode: screen; pointer-events:none;
}
#doorway-dot:hover{ transform: rotate(45deg) scale(1.12); }
@keyframes doorPulse{
  0%{ transform: translate(-50%,-50%) scale(.85); opacity:.85; }
  50%{ transform: translate(-50%,-50%) scale(1.05); opacity:1; }
  100%{ transform: translate(-50%,-50%) scale(.85); opacity:.85; }
}
@keyframes doorSpin{
  from { transform: translate(-50%,-50%) rotate(0deg); }
  to   { transform: translate(-50%,-50%) rotate(360deg); }
}

/* =========================
   MOBILE-ONLY FIXES (不影响桌面)
   ========================= */

/* 平板及以下（<= 820px） */
@media (max-width: 820px){

  /* 容器与文字轻量放大，阅读友好 */
  .container{ padding: 14px; }
  body{ line-height: 1.7; }

  /* 顶部：logo 更紧凑、导航可横向滚动（避免换汉堡，减少改动） */
  .head{ gap: 6px; }
  .logo{ width: 200px; max-width: 60vw; }
  .nav{ gap: 6px; overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .nav .nav-item{ padding: 6px 6px; font-size: 13px; white-space: nowrap; }

  /* 首页：标题靠下但不被遮，按钮更好点按 */
  .home-hero{ min-height: 86vh; }
  .home-body{ padding-bottom: 14vh; }
  .home-title{ font-size: clamp(22px, 6vw, 34px); }
  .home-sub{ padding: 0 6px; font-size: 14px; }
  .button{ padding: 12px 16px; font-size: 14px; }

  /* Profile：左右两列改为上下排列，条形码自适应 */
  .profile-grid{ grid-template-columns: 1fr; }
  .profile-card{ padding: 12px; }
  .barcode{ width: 100%; height: 60px; }

  /* Diary：两列改为上下；日期列表横向滚动 */
  .diary-grid{ grid-template-columns: 1fr; gap: 12px; }
  .dates{
    display: flex; gap: 8px; border-right: none; padding-bottom: 4px;
    overflow-x: auto; -webkit-overflow-scrolling: touch;
  }
  .dates a{
    flex: 0 0 auto; padding: 8px 10px;
    border: 1px solid rgba(122,238,251,.25);
    border-radius: 6px; /* 保留激活态左边线的语义，改为小卡片 */
  }
  .dates a[aria-current="true"]{
    color: #F2C94C; border-color: #F2C94C;
  }
  .entry{ padding: 14px; }

  /* Map：面板改为“抽屉”样式；标签缩小；可点区域不遮挡 */
  .map-scene{ min-height: 64vh; }
  #panel{
    position: fixed; left: 8px; right: 8px; bottom: 8px; top: auto;
    max-width: none; border-radius: 10px; padding: 12px;
    box-shadow: 0 14px 40px rgba(0,0,0,.5);
  }
  .node-label{ font-size: 11px; }
  .node-dot{ width: 12px; height: 12px; }
  #doorway-dot{ width: 16px !important; height: 16px !important; }

  /* 底部 dock：更紧凑、拇指易点 */
  .dock{ bottom: 10px; gap: 8px; padding: 6px 8px; }
  .dock-btn{ padding: 6px 10px; font-size: 12px; }

  /* 页脚：留白更小 */
  .footer{ padding: 12px 0; }
}

/* 手机小屏（<= 480px）进一步优化 */
@media (max-width: 480px){

  .logo{ width: 180px; }
  .nav .nav-item{ font-size: 12px; padding: 6px 4px; }

  .home-title{ font-size: clamp(20px, 7vw, 28px); }
  .home-sub{ font-size: 13px; }

  .barcode{ height: 56px; }

  .entry{ font-size: 14px; }
  .node-label{ display: none; }       /* 极小屏隐藏地图标签，避免遮挡 */
  #panel{ padding: 10px; }

  .dock{ padding: 5px 8px; }
  .dock-btn{ font-size: 11.5px; padding: 6px 8px; }
}