/* ============================================================
   小楠工作室 · 样式总表 v2
   设计令牌 + 液态玻璃(三层阴影) + 弹簧(无CSS transition) + 倒置卡片 + 轨道 + 3D翻滚 + 点阵背景 + 响应式
   ============================================================ */

/* ---------- 设计令牌 ---------- */
:root{
  --bg:#f6f7f9;
  --bg-soft:#eef0f5;
  --panel:#ffffff;
  --ink:#14161b;
  --ink2:#5b6172;
  --ink3:#8b93a7;
  --line:rgba(20,22,27,.10);
  --line2:rgba(20,22,27,.06);

  --accent:#ff3b30;
  --accent2:#ff6b22;
  --accent-soft:rgba(255,59,48,.10);
  --ok:#2e9e5b;
  --warn:#e08a00;
  --bad:#d63333;
  --purple:#7c5cff;
  --blue:#2f6bff;

  --g-alpha:.10;
  --glass-bg:rgba(255,255,255,var(--g-alpha));
  --glass-blur:12px;
  --glass-sat:170%;

  --r-sm:12px; --r:16px; --r2:22px; --r3:28px; --r-full:999px;
  --t:420ms; --t-fast:200ms;
  --spring:cubic-bezier(.2,.8,.2,1.06);
  --ease:cubic-bezier(.4,0,.2,1);
  --max:1200px;
  --topbar-h:60px;

  /* 玻璃三层阴影 */
  --glass-shadow:
    0 8px 32px -8px rgba(0,0,0,0.18),
    inset 0 1px 0 rgba(255,255,255,0.6),
    inset 0 -1px 0 rgba(255,255,255,0.15);

  /* 轨道 */
  --orbit-r: 180px;
  --orbit-duration: 40s;
}
html[data-theme="dark"]{
  --bg:#0a0b0e; --bg-soft:#0f1116; --panel:#14161d;
  --ink:#f2f3f7; --ink2:#b9bfd2; --ink3:#7d849c;
  --line:rgba(255,255,255,.12); --line2:rgba(255,255,255,.05);
  --g-alpha:.06; --glass-bg:rgba(255,255,255,var(--g-alpha));
  --accent-soft:rgba(255,59,48,.16);
  --glass-shadow:
    0 8px 32px -8px rgba(0,0,0,0.5),
    inset 0 1px 0 rgba(255,255,255,0.08),
    inset 0 -1px 0 rgba(255,255,255,0.04);
}

/* ---------- 基础 ---------- */
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
html,body{height:100%}
body{
  background:var(--bg);color:var(--ink);
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","WenQuanYi Micro Hei",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.7;letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  transition:background var(--t) var(--ease),color var(--t) var(--ease);
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
button{font-family:inherit;border:none;background:none;cursor:pointer;color:inherit}
input,textarea{font-family:inherit}
img{max-width:100%;display:block}
html[data-theme="dark"] img{filter:brightness(.88)}

/* ============================================================
   液态玻璃 v5（三层阴影：厚度投影 + 上高光 + 下反光）
   ============================================================ */
.glass{
  background:var(--glass-bg);
  backdrop-filter:blur(var(--glass-blur)) saturate(var(--glass-sat)) brightness(1.06);
  -webkit-backdrop-filter:blur(var(--glass-blur)) saturate(var(--glass-sat)) brightness(1.06);
  border:1px solid rgba(255,255,255,calc(var(--g-alpha) * 1.8));
  border-radius:var(--r2);
  box-shadow:var(--glass-shadow);
  position:relative;overflow:hidden;
}
.glass::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(135deg,rgba(255,255,255,.46) 0%,rgba(255,255,255,0) 46%);
  mix-blend-mode:overlay;
}
html[data-theme="dark"] .glass::after{
  background:linear-gradient(135deg,rgba(255,255,255,.16) 0%,rgba(255,255,255,0) 50%);
}
.glass > *{position:relative;z-index:1}

/* 实底白卡 */
.card-solid{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r2);
  box-shadow:0 4px 20px -12px rgba(10,11,14,.15);
}

/* ============================================================
   深浅切换：B站式 clip-path 扩散圆环
   ============================================================ */
html{color-scheme:light}
html[data-theme="dark"]{color-scheme:dark}
.theme-ripple{
  position:fixed;top:0;left:0;width:100vw;height:100vh;
  pointer-events:none;z-index:9999;
  clip-path:circle(0 at var(--ox,50%) var(--oy,50%));
  background:var(--bg-soft);
}
html[data-theme="dark"] .theme-ripple{background:#0a0b0e}
.theme-ripple.expand{
  clip-path:circle(var(--or,150vmax) at var(--ox,50%) var(--oy,50%));
  transition:clip-path var(--t) var(--ease);
}

/* ============================================================
   弹簧按钮（无 CSS transition/active，全靠 JS spring）
   ============================================================ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--r-full);
  font-size:15px;font-weight:700;position:relative;
  transform-origin:center bottom;
  will-change:transform;user-select:none;
  -webkit-tap-highlight-color:transparent;
  min-height:44px;overflow:hidden;
  box-shadow:var(--glass-shadow);
}
.btn.primary{
  background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;
}
.btn.ghost{background:var(--panel);color:var(--ink);border:1px solid var(--line)}
.btn.icon-btn{
  width:44px;height:44px;padding:0;border-radius:var(--r-full);
  background:var(--glass-bg);backdrop-filter:blur(10px);
  border:1px solid var(--line);font-size:18px;
}
/* 径向高光跟随光标 */
.btn::before{
  content:"";position:absolute;inset:0;border-radius:inherit;
  background:radial-gradient(circle at var(--mx,50%) var(--my,50%),rgba(255,255,255,.35),transparent 60%);
  opacity:0;pointer-events:none;
}
.btn:hover::before{opacity:1}
.btn.grabbing{opacity:.55}
.btn.cancelled .btn-label::after{
  content:"已取消";position:absolute;left:50%;top:50%;
  transform:translate(-50%,-50%);font-size:12px;
  background:var(--ink);color:var(--bg);padding:2px 8px;border-radius:6px;
  white-space:nowrap;
}

/* ============================================================
   顶部导航
   ============================================================ */
.topbar{
  position:sticky;top:0;z-index:100;
  padding:10px 16px;display:flex;align-items:center;gap:12px;
  margin:12px 16px 0;border-radius:var(--r-full);
}
.brand{
  font-weight:800;font-size:17px;letter-spacing:-.02em;
  padding:8px 14px;border-radius:var(--r-full);white-space:nowrap;
  display:flex;align-items:center;gap:8px;
}
.brand .logo-dot{
  width:22px;height:22px;border-radius:50%;
  background:linear-gradient(135deg,var(--accent),var(--purple));
  box-shadow:0 2px 8px -2px var(--accent);
}
.tabs{display:flex;gap:4px;flex:1;justify-content:center;overflow-x:auto;scrollbar-width:none}
.tabs::-webkit-scrollbar{display:none}
.tab{
  padding:8px 16px;border-radius:var(--r-full);
  font-size:14px;font-weight:600;color:var(--ink2);white-space:nowrap;
}
.tab.active{color:var(--ink);background:var(--line2)}
.acts{display:flex;gap:8px;align-items:center}

/* ============================================================
   布局
   ============================================================ */
.wrap{max-width:var(--max);margin:0 auto;padding:0 22px}
section{padding:60px 0}
.view{display:none}
.view.active{display:block;animation:viewIn .5s var(--spring)}
@keyframes viewIn{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}

.eyebrow{
  font-size:12px;letter-spacing:.22em;text-transform:uppercase;
  color:var(--accent);font-weight:700;margin-bottom:10px;
}
h1{font-size:clamp(32px,5.5vw,58px);font-weight:800;letter-spacing:-.03em;line-height:1.1;margin-bottom:14px}
h2{font-size:28px;font-weight:750;letter-spacing:-.018em;margin-bottom:8px;display:flex;align-items:center;gap:10px}
h3{font-size:19px;font-weight:700;margin-bottom:8px}
p{color:var(--ink2);margin-bottom:12px}
.lead{font-size:18px;line-height:1.7;color:var(--ink2);max-width:70ch}

/* ============================================================
   Hero + 浮动3D粒子背景
   ============================================================ */
.hero{padding:60px 0 40px;position:relative;overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:0;pointer-events:none}
.hero-particles{
  position:absolute;inset:0;width:100%;height:100%;
  display:block;pointer-events:none;z-index:0;
}
.hero-orb{position:absolute;border-radius:50%;filter:blur(70px);opacity:.4}
.hero-orb.a{width:320px;height:320px;right:-80px;top:0;background:var(--accent)}
.hero-orb.b{width:260px;height:260px;left:-60px;bottom:0;background:var(--purple)}
.hero-content{position:relative;z-index:1}
.gradient-text{
  background:linear-gradient(110deg,var(--accent),var(--accent2),var(--purple),var(--accent));
  background-size:300% 100%;
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;
  animation:gradientFlow 6s linear infinite;
}
@keyframes gradientFlow{to{background-position:300% 0}}

/* 标题 Text3DFlip 容器 */
.hero-title{perspective:800px;display:inline-block}
.hero-title .char{
  display:inline-block;transform-style:preserve-3d;
  will-change:transform;
}

/* ============================================================
   Magic-card 光标聚光灯 + 3D tilt
   卡片类统一加 .magic-card，JS 更新 --mx/--my + rotateX/Y
   ============================================================ */
.magic-card{
  position:relative;
  transform-style:preserve-3d;
  transition:none;
  will-change:transform;
}
.magic-card::before{
  content:"";position:absolute;inset:0;border-radius:inherit;
  background:radial-gradient(
    600px circle at var(--mx,50%) var(--my,50%),
    rgba(255,255,255,.18),
    transparent 40%
  );
  opacity:0;pointer-events:none;z-index:1;
  transition:opacity .3s ease;
}
.magic-card:hover::before{opacity:1}
html[data-theme="dark"] .magic-card::before{
  background:radial-gradient(
    600px circle at var(--mx,50%) var(--my,50%),
    rgba(255,255,255,.10),
    transparent 40%
  );
}

/* ============================================================
   倒置 B站卡片（tweet-card 风格）
   初始：rotateX(-72deg) rotateZ(-8deg) translateY(120px) opacity .35 scale .82
   滚动 0.55–0.92 视口插值转正
   ============================================================ */
.flip-card-wrap{
  perspective:1400px;
  margin-top:32px;
  max-width:460px;
}
.flip-card{
  background:var(--glass-bg);
  backdrop-filter:blur(var(--glass-blur)) saturate(var(--glass-sat));
  -webkit-backdrop-filter:blur(var(--glass-blur)) saturate(var(--glass-sat));
  border:1px solid rgba(255,255,255,calc(var(--g-alpha) * 1.8));
  border-radius:var(--r3);
  padding:22px;
  box-shadow:var(--glass-shadow);
  transform-style:preserve-3d;
  will-change:transform,opacity;
  position:relative;overflow:hidden;
}
.flip-card::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(135deg,rgba(255,255,255,.35) 0%,rgba(255,255,255,0) 50%);
  mix-blend-mode:overlay;
}
.flip-card .fc-top{display:flex;align-items:flex-start;gap:14px;margin-bottom:14px}
.flip-card .fc-avatar{
  width:52px;height:52px;border-radius:50%;flex-shrink:0;
  background:linear-gradient(135deg,#fb7299,#23ade5);
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-weight:800;font-size:20px;
  box-shadow:0 4px 14px -4px rgba(251,114,153,.6);
  position:relative;
}
.flip-card .fc-avatar::after{
  content:"";position:absolute;bottom:-2px;right:-2px;
  width:16px;height:16px;border-radius:50%;
  background:#23ade5;border:2px solid var(--panel);
}
.flip-card .fc-user{flex:1;min-width:0}
.flip-card .fc-name-row{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.flip-card .fc-name{font-weight:800;font-size:16px;color:var(--ink)}
.flip-card .fc-badge{
  display:inline-flex;align-items:center;gap:3px;
  font-size:11px;font-weight:700;padding:2px 7px;border-radius:5px;
  background:linear-gradient(135deg,#fb7299,#23ade5);color:#fff;
}
.flip-card .fc-level{
  font-size:11px;font-weight:700;padding:2px 7px;border-radius:5px;
  background:var(--accent-soft);color:var(--accent);
}
.flip-card .fc-handle{font-size:12.5px;color:var(--ink3);margin-top:2px}
.flip-card .fc-body{font-size:14.5px;color:var(--ink2);line-height:1.7}
.flip-card .fc-sign{
  margin-top:10px;font-size:13px;color:var(--ink3);font-style:italic;
  padding-left:10px;border-left:2px solid var(--accent);
}
.flip-card .fc-cta{
  margin-top:16px;display:inline-flex;align-items:center;gap:6px;
  padding:10px 20px;border-radius:var(--r-full);
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  color:#fff;font-weight:700;font-size:14px;
  box-shadow:0 4px 14px -4px var(--accent);
  cursor:pointer;
}

/* ============================================================
   双语文本支持（lang=bi 时同时显示中英文）
   ============================================================ */
.bi-text{display:flex;flex-direction:column;gap:2px}
.bi-text .bi-zh{font-size:1em}
.bi-text .bi-en{font-size:.82em;color:var(--ink3);font-weight:500}

/* 统计 */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:36px}
.stat{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:16px}
.stat .num{font-size:30px;font-weight:800;letter-spacing:-.02em;line-height:1.1}
.stat .label{font-size:12px;color:var(--ink3);margin-top:4px;letter-spacing:.04em}

/* ============================================================
   胶囊入口
   ============================================================ */
.zone-caps{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.zone-cap{
  display:inline-flex;align-items:center;gap:10px;
  padding:12px 20px;border-radius:var(--r-full);
  font-weight:700;font-size:15px;
  background:var(--panel);border:1px solid var(--line);
  box-shadow:var(--glass-shadow);
}
.zone-cap .emoji{font-size:20px}

/* ============================================================
   轨道 APP 区（orbiting-circles）
   分层：.orbit-stage(舞台) > .orbit-ring(整体旋转动画) > .orbit-item(定位) > .orbit-item-inner(反向补偿) > .orbit-icon(SpringButton)
   ============================================================ */
.orbit-stage{
  position:relative;width:100%;max-width:560px;height:420px;
  margin:30px auto;perspective:1000px;
}
.orbit-ring{
  position:absolute;inset:0;
  transform-style:preserve-3d;
}
.orbit-ring.spinning{
  animation:orbit-spin var(--orbit-duration) linear infinite;
}
@keyframes orbit-spin{to{transform:rotate(360deg)}}

.orbit-item{
  position:absolute;top:50%;left:50%;
  width:0;height:0;
  transform-style:preserve-3d;
}
.orbit-item-inner{
  /* 反向补偿：抵消整体旋转，保持图标正向 */
  position:absolute;
  transform:translate(-50%,-50%);
  transform-style:preserve-3d;
}
.orbit-ring.spinning .orbit-item-inner{
  animation:orbit-counter var(--orbit-duration) linear infinite;
}
@keyframes orbit-counter{to{transform:translate(-50%,-50%) rotate(-360deg)}}

.orbit-icon{
  width:64px;height:64px;border-radius:50%;
  background:var(--panel);border:1px solid var(--line);
  box-shadow:var(--glass-shadow);
  display:flex;align-items:center;justify-content:center;
  cursor:pointer;position:relative;
  transform-origin:center;
  will-change:transform;
}
.orbit-icon svg{width:30px;height:30px}
.orbit-icon .label{
  position:absolute;top:100%;left:50%;transform:translateX(-50%);
  margin-top:6px;font-size:12px;font-weight:600;white-space:nowrap;
  color:var(--ink2);
}

.orbit-center{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  text-align:center;z-index:2;
}
.orbit-center .oc-title{font-weight:800;font-size:18px;margin-bottom:4px}
.orbit-center .oc-sub{font-size:12px;color:var(--ink3)}

/* 轨道椭圆辅助线（装饰） */
.orbit-ring::before{
  content:"";position:absolute;top:50%;left:50%;
  width:calc(var(--orbit-r) * 2);height:calc(var(--orbit-r) * 1.1);
  transform:translate(-50%,-50%);
  border:1px dashed var(--line);border-radius:50%;
  pointer-events:none;
}

/* ============================================================
   卡片网格
   ============================================================ */
.grid{display:grid;gap:14px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
@media(max-width:960px){.g3,.g4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.g2,.g3,.g4{grid-template-columns:1fr}.stats{grid-template-columns:repeat(2,1fr)}}

/* 工具卡片 */
.tool-card{
  background:var(--panel);border:1px solid var(--line);
  border-radius:var(--r2);padding:18px;
  display:flex;flex-direction:column;gap:10px;
  position:relative;
  box-shadow:var(--glass-shadow);
  will-change:transform;
}
.tool-card .badge{
  position:absolute;top:12px;right:12px;
  font-size:11px;font-weight:700;padding:3px 9px;border-radius:6px;
}
.badge.official{background:var(--accent-soft);color:var(--accent)}
.badge.opensource{background:rgba(46,158,91,.12);color:var(--ok)}
.badge.store{background:rgba(124,92,255,.12);color:var(--purple)}
.tool-logo{
  width:42px;height:42px;border-radius:12px;
  background:linear-gradient(135deg,var(--bg-soft),var(--line2));
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:18px;color:var(--ink);
}
.tool-logo svg{width:24px;height:24px}
.tool-card h4{font-size:16px;font-weight:700}
.tool-card .desc{font-size:13.5px;color:var(--ink2);line-height:1.5;flex:1}
.tool-card .plat{font-size:11.5px;color:var(--ink3);display:flex;gap:6px;flex-wrap:wrap}
.tool-card .plat span{padding:2px 7px;border-radius:5px;background:var(--line2)}
.tool-card .acts-row{display:flex;gap:8px;margin-top:4px}
.tool-card .acts-row .btn{flex:1;padding:9px 14px;font-size:13.5px;min-height:38px}
.fav-btn{
  width:38px;height:38px;padding:0;border-radius:var(--r-full);
  background:var(--line2);color:var(--ink2);
  display:flex;align-items:center;justify-content:center;flex:none;
}
.fav-btn.active{color:var(--accent);background:var(--accent-soft)}

/* 分类胶囊 */
.cat-nav{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:24px}
.cat-pill{
  padding:8px 16px;border-radius:var(--r-full);
  font-size:13.5px;font-weight:600;
  background:var(--panel);border:1px solid var(--line);color:var(--ink2);
}
.cat-pill.active{background:var(--ink);color:var(--bg);border-color:var(--ink)}

/* ============================================================
   搜索（one-field + 磁吸小球）
   ============================================================ */
.search-wrap{position:relative;margin:28px 0;max-width:640px}
.one-field{
  position:relative;display:flex;align-items:center;
  background:var(--panel);border:1.5px solid var(--line);
  border-radius:var(--r-full);padding:6px 6px 6px 52px;
  box-shadow:var(--glass-shadow);
}
.one-field:focus-within{border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-soft),var(--glass-shadow)}
.search-orb{
  position:absolute;left:16px;top:50%;
  width:26px;height:26px;border-radius:50%;
  background:linear-gradient(135deg,var(--accent),var(--purple));
  transform:translateY(-50%);
  box-shadow:0 2px 10px -2px var(--accent);
  pointer-events:none;
  will-change:transform;
}
.one-field input{
  flex:1;border:none;outline:none;background:transparent;
  font-size:15px;padding:10px 8px;color:var(--ink);
}
.one-field input::placeholder{color:var(--ink3)}
.suggest{
  position:absolute;top:calc(100% + 8px);left:0;right:0;
  background:var(--panel);border:1px solid var(--line);
  border-radius:var(--r);padding:6px;
  box-shadow:0 20px 50px -20px rgba(10,11,14,.4);
  display:none;z-index:50;
}
.suggest.open{display:block}
.suggest li{
  list-style:none;padding:10px 14px;border-radius:10px;
  font-size:14px;cursor:pointer;display:flex;justify-content:space-between;gap:10px;
}
.suggest li:hover,.suggest li.active{background:var(--line2)}
.suggest li .cat{font-size:11.5px;color:var(--ink3)}
.suggest-empty{padding:14px;text-align:center;color:var(--ink2);font-size:13.5px}
.suggest-empty a{color:var(--accent);font-weight:600;cursor:pointer}

/* ============================================================
   游戏
   ============================================================ */
.game-card{
  background:var(--panel);border:1px solid var(--line);
  border-radius:var(--r2);overflow:hidden;
  box-shadow:var(--glass-shadow);
  cursor:pointer;
  will-change:transform;
}
.game-cover{
  aspect-ratio:16/10;
  background:linear-gradient(135deg,var(--accent),var(--purple));
  display:flex;align-items:center;justify-content:center;
  font-size:56px;position:relative;
}
.game-cover .play-badge{
  position:absolute;bottom:10px;right:10px;
  background:rgba(0,0,0,.5);color:#fff;
  padding:4px 10px;border-radius:var(--r-full);font-size:12px;
}
.game-info{padding:14px 16px}
.game-info h4{font-size:16px;font-weight:700}
.game-info .meta{font-size:12.5px;color:var(--ink3);margin-top:4px}

.game-canvas-wrap{
  background:var(--panel);border:1px solid var(--line);
  border-radius:var(--r2);padding:16px;
  display:flex;justify-content:center;align-items:center;
  aspect-ratio:1;max-width:480px;margin:0 auto;
  position:relative;
  box-shadow:var(--glass-shadow);
}
.game-controls{display:flex;gap:10px;justify-content:center;margin-top:16px;flex-wrap:wrap}
.dpad{
  display:grid;grid-template-columns:repeat(3,52px);grid-template-rows:repeat(3,52px);
  gap:4px;margin:20px auto 0;
}
.dpad button{
  background:var(--panel);border:1px solid var(--line);
  border-radius:12px;font-size:20px;color:var(--ink2);
  display:flex;align-items:center;justify-content:center;
}
.dpad .up{grid-column:2;grid-row:1}
.dpad .left{grid-column:1;grid-row:2}
.dpad .right{grid-column:3;grid-row:2}
.dpad .down{grid-column:2;grid-row:3}

/* ============================================================
   AI 卡片
   ============================================================ */
.ai-card{
  background:var(--panel);border:1px solid var(--line);
  border-radius:var(--r2);padding:16px;
  display:flex;flex-direction:column;gap:8px;
  box-shadow:var(--glass-shadow);
}
.ai-card h4{font-size:15px;font-weight:700;display:flex;align-items:center;gap:8px}
.ai-card .tag{font-size:11px;padding:2px 8px;border-radius:6px;font-weight:600}
.tag.free{background:rgba(46,158,91,.12);color:var(--ok)}
.tag.paid{background:rgba(224,138,0,.12);color:var(--warn)}
.tag.opensource{background:rgba(124,92,255,.12);color:var(--purple)}
.ai-card .desc{font-size:13px;color:var(--ink2);line-height:1.5}
.ai-card .use{font-size:12.5px;color:var(--ink3);font-style:italic}

.safety-banner{
  background:rgba(255,59,48,.06);border:1px solid rgba(255,59,48,.2);
  border-left:4px solid var(--accent);
  border-radius:var(--r);padding:14px 18px;margin-bottom:24px;
  font-size:13.5px;color:var(--ink2);
}

/* ============================================================
   详情页
   ============================================================ */
.detail-hero{
  background:var(--panel);border:1px solid var(--line);
  border-radius:var(--r3);padding:28px;margin-bottom:20px;
  box-shadow:var(--glass-shadow);
}
.detail-hero .top{display:flex;gap:18px;align-items:flex-start}
.detail-logo{
  width:64px;height:64px;border-radius:16px;
  background:linear-gradient(135deg,var(--bg-soft),var(--line2));
  display:flex;align-items:center;justify-content:center;
  font-size:28px;font-weight:800;flex:none;
}
.detail-logo svg{width:36px;height:36px}
.detail-title{flex:1}
.detail-title h1{font-size:26px;margin-bottom:4px}
.detail-title .plat{font-size:13px;color:var(--ink3);display:flex;gap:6px;flex-wrap:wrap;margin-top:6px}
.detail-title .plat span{padding:2px 8px;border-radius:5px;background:var(--line2)}
.detail-actions{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap}
.disambig{
  background:rgba(224,138,0,.08);border:1px solid rgba(224,138,0,.25);
  border-radius:var(--r);padding:12px 16px;font-size:13.5px;color:var(--warn);margin-top:16px;
}
.screenshot-placeholder{
  background:var(--bg-soft);border:1px dashed var(--line);
  border-radius:var(--r);height:200px;
  display:flex;align-items:center;justify-content:center;
  color:var(--ink3);font-size:13.5px;margin:16px 0;
}

/* ============================================================
   弹层（Ask me / 我的 / 设置）
   ============================================================ */
.sheet-mask{
  position:fixed;inset:0;background:rgba(0,0,0,.4);
  z-index:200;opacity:0;pointer-events:none;
}
.sheet-mask.open{opacity:1;pointer-events:auto}
.sheet{
  position:fixed;z-index:201;background:var(--panel);
}
.sheet.bottom{
  bottom:0;left:0;right:0;
  border-radius:var(--r3) var(--r3) 0 0;
  transform:translateY(100%);
  max-height:80vh;overflow-y:auto;
}
.sheet.right{
  top:0;right:0;bottom:0;width:min(420px,90vw);
  transform:translateX(100%);
  border-radius:var(--r3) 0 0 var(--r3);
}
.sheet.open{transform:none}
.sheet-head{
  padding:18px 20px;border-bottom:1px solid var(--line);
  display:flex;justify-content:space-between;align-items:center;
  position:sticky;top:0;background:var(--panel);z-index:1;
}
.sheet-head h3{margin:0}
.sheet-body{padding:20px}
.close-btn{
  width:36px;height:36px;border-radius:50%;
  background:var(--line2);display:flex;align-items:center;justify-content:center;
  font-size:18px;color:var(--ink2);
}

/* Ask me */
.ask-step{margin-bottom:16px}
.ask-q{font-weight:700;margin-bottom:10px}
.ask-options{display:flex;flex-direction:column;gap:8px}
.ask-opt{
  padding:12px 16px;border-radius:var(--r);
  background:var(--bg-soft);border:1px solid var(--line);
  text-align:left;font-size:14px;
}
.ask-result{
  background:var(--accent-soft);border:1px solid rgba(255,59,48,.2);
  border-radius:var(--r);padding:16px;
}
.ask-result h4{color:var(--accent);margin-bottom:6px}

/* 我的面板 */
.me-head{display:flex;align-items:center;gap:14px;margin-bottom:20px}
.avatar{
  width:56px;height:56px;border-radius:50%;
  background:linear-gradient(135deg,var(--accent),var(--purple));
  display:flex;align-items:center;justify-content:center;
  font-size:24px;font-weight:800;color:#fff;
}
.me-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:16px}
.me-stat{background:var(--bg-soft);border-radius:var(--r);padding:12px;text-align:center}
.me-stat .v{font-size:22px;font-weight:800}
.me-stat .l{font-size:11.5px;color:var(--ink3)}
.sign-btn{width:100%;margin-bottom:16px}
.coin-row{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.coin-display{
  flex:1;background:var(--bg-soft);border-radius:var(--r);
  padding:12px 16px;display:flex;align-items:center;gap:10px;
}
.coin-display .coin-icon{
  width:28px;height:28px;border-radius:50%;
  background:linear-gradient(135deg,#ffd700,#ff8c00);
  box-shadow:0 2px 8px -2px #ffd700;
}

/* ============================================================
   设置面板
   ============================================================ */
.settings-group{margin-bottom:20px}
.settings-group h4{font-size:13px;color:var(--ink3);text-transform:uppercase;letter-spacing:.1em;margin-bottom:10px}
.setting-row{
  display:flex;justify-content:space-between;align-items:center;
  padding:10px 0;border-bottom:1px solid var(--line2);
}
.setting-row label{font-size:14px;font-weight:600}
.setting-row .hint{font-size:11.5px;color:var(--ink3);display:block;margin-top:2px}
.seg{display:flex;background:var(--bg-soft);border-radius:var(--r-full);padding:3px}
.seg button{
  padding:6px 14px;border-radius:var(--r-full);font-size:13px;font-weight:600;color:var(--ink2);
}
.seg button.active{background:var(--ink);color:var(--bg)}
.setting-row input[type=range]{width:120px}

/* ============================================================
   点阵背景（glyph-matrix 精神，纯 CSS）
   ============================================================ */
.glyph-bg{
  position:fixed;inset:0;z-index:-1;pointer-events:none;
  background-image:
    radial-gradient(circle at 1px 1px, var(--line) 1px, transparent 0);
  background-size:32px 32px;
  opacity:.5;
}
html[data-theme="dark"] .glyph-bg{opacity:.25}

/* ============================================================
   toast
   ============================================================ */
.toast{
  position:fixed;bottom:90px;left:50%;transform:translateX(-50%) translateY(20px);
  background:var(--ink);color:var(--bg);
  padding:12px 22px;border-radius:var(--r-full);
  font-size:14px;font-weight:600;z-index:9999;
  opacity:0;pointer-events:none;white-space:nowrap;
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ============================================================
   页脚
   ============================================================ */
footer{margin-top:40px;padding:40px 0 60px;border-top:1px solid var(--line)}
.footer-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:20px}
@media(max-width:760px){.footer-stats{grid-template-columns:repeat(2,1fr)}}
.footer-stat{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:14px;text-align:center}
.footer-stat .v{font-size:22px;font-weight:800}
.footer-stat .l{font-size:11.5px;color:var(--ink3);margin-top:2px}
.footer-text{color:var(--ink3);font-size:13.5px;line-height:1.8;text-align:center}
.footer-text .bili-link{color:var(--accent);font-weight:600}

/* ============================================================
   底部 Dock（手机）
   ============================================================ */
.dock{
  display:none;position:fixed;bottom:14px;left:50%;
  transform:translateX(-50%);z-index:100;
  padding:8px;gap:4px;border-radius:var(--r-full);
}
.dock a{
  width:48px;height:48px;border-radius:var(--r-full);
  display:flex;align-items:center;justify-content:center;
  font-size:20px;color:var(--ink2);
}
.dock a.active{background:var(--line2);color:var(--ink)}

@media(max-width:768px){
  .tabs{display:none}
  .dock{display:flex}
  .topbar{margin:10px 10px 0;padding:8px 12px}
  .brand{padding:6px 10px;font-size:15px}
  section{padding:40px 0}
  .hero{padding:40px 0 20px}
  .acts .btn.ghost{display:none}
  .orbit-stage{height:360px}
  .orbit-icon{width:52px;height:52px}
  .orbit-icon svg{width:24px;height:24px}
}

/* ============================================================
   滚动进场（错开弹簧，由 JS 加 .in 类）
   ============================================================ */
.reveal{opacity:0;transform:translateY(24px)}
.reveal.in{opacity:1;transform:none}

/* ============================================================
   prefers-reduced-motion：只切色，不扩散/不翻滚/停轨道/弹簧改线性
   ============================================================ */
@media(prefers-reduced-motion:reduce){
  .theme-ripple.expand{transition:none}
  .orbit-ring.spinning,.orbit-ring.spinning .orbit-item-inner{animation:none}
  .gradient-text{animation:none}
  .reveal{opacity:1;transform:none}
}
html[data-motion="off"] .theme-ripple.expand{transition:none}
html[data-motion="off"] .orbit-ring.spinning,
html[data-motion="off"] .orbit-ring.spinning .orbit-item-inner{animation:none}
html[data-motion="off"] .gradient-text{animation:none}
html[data-motion="off"] .reveal{opacity:1;transform:none}
html[data-motion="saver"] .orbit-ring.spinning,
html[data-motion="saver"] .orbit-ring.spinning .orbit-item-inner{animation-duration:calc(var(--orbit-duration) * 2)}
html[data-motion="saver"] .hero-orb{display:none}

/* ---------- 滚动条 ---------- */
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--line);border-radius:4px}
::-webkit-scrollbar-thumb:hover{background:var(--ink3)}

/* ---------- 空状态 ---------- */
.empty-state{text-align:center;padding:60px 20px;color:var(--ink3)}
.empty-state .emoji{font-size:48px;margin-bottom:12px}