/* ============================================================
   Neobrutal UI 风格 — 纯 CSS 移植(不引入 JS 组件)
   设计源: github.com/bridgetamana/neobrutal-ui
   特征: border-2 black / radius 5px / shadow 4px 4px 0 /
         hover 下压 1px / active scale .97 / focus 双层描边 /
         Public Sans / 实色徽章(mint/lemon/sky/hot-pink)
   保留: 暗色/亮色双主题 + 站点 accent 色 CTA
   ============================================================ */
:root{
  /* 库 tokens */
  --white:#ffffff;
  --black:#000000;
  --mint:#97ee88;
  --lemon:#fed170;
  --sky:#88c5ee;
  --hot-pink:#ee8888;
  --radius:10px;
  --radius-sm:6px;

  /* 暗色(柔化:低对比中性灰 + 暮色薰衣草) */
  --bg:#141414;
  --panel:#1d1d1d;
  --panel2:#26262d;
  --line:#000;
  --line2:#3a3a44;
  --ink:#ececf1;
  --ink-dim:#a7a7b3;
  --ink-faint:#787884;
  --main:#8f85c6;
  --hard:#3a3a42;
  --dot:rgba(255,255,255,.05);
  --gift-bg:#17171c;
  /* 暗色 pill 徽章 token */
  --mint-soft:rgba(151,238,136,.14);
  --sky-soft:rgba(136,197,238,.14);
  --lemon-soft:rgba(254,209,112,.14);
  --pink-soft:rgba(238,136,136,.14);
  --mint-ink:#b9e6ab;
  --sky-ink:#acd7f0;
  --lemon-ink:#efd79c;
  --pink-ink:#eba8a8;
  --arrow:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%23b7b7b7' fill='none' stroke-width='2'/%3E%3C/svg%3E");
  --shadow-brutal:4px 4px 0 0 var(--hard);
  --shadow-brutal-sm:2px 2px 0 0 var(--hard);
  --transition-brutal:color .15s cubic-bezier(.22,1,.36,1),background-color .15s cubic-bezier(.22,1,.36,1),border-color .15s cubic-bezier(.22,1,.36,1),opacity .15s cubic-bezier(.22,1,.36,1),transform .15s cubic-bezier(.22,1,.36,1),box-shadow .15s cubic-bezier(.22,1,.36,1),filter .15s cubic-bezier(.22,1,.36,1);
  --mono:'IBM Plex Mono',ui-monospace,Consolas,monospace;
  --display:'Public Sans','Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif;
  --body:var(--display);
  color-scheme:dark;
}

/* ===== 亮色主题(库默认 Lavender) ===== */
[data-theme="light"]{
  --bg:#f0eefc;
  --panel:#ffffff;
  --panel2:#e9e5f7;
  --main:#b6ace4;
  --line:#000;
  --line2:#000;
  --ink:#000;
  --ink-dim:#4a4659;
  --ink-faint:#7a7590;
  --hard:#000;
  --dot:rgba(0,0,0,.08);
  --gift-bg:#ffffff;
  --arrow:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%23000' fill='none' stroke-width='2'/%3E%3C/svg%3E");
  color-scheme:light;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg);color:var(--ink);
  font-family:var(--body);line-height:1.65;
  -webkit-font-smoothing:antialiased;
  transition:background-color .18s ease,color .18s ease;
}
h1,h2{letter-spacing:-.025em}
::selection{background:var(--main);color:var(--black)}
button,a,[role="button"]{touch-action:manipulation;-webkit-tap-highlight-color:transparent}

/* mono 字体统一声明 */
.lang-switch,.theme-switch,.hero-kicker,.fbtn,.sort-lbl,select.sort,
.count-line,.stat .n,.stat .v,.card .models,.pill,.gift .gk,.gift .gv,.gift .gx,.foot-l,.foot-r{font-family:var(--mono)}

/* brutal 三件套统一声明(border 2px + radius + 硬阴影) */
.lang-switch,.theme-switch,.hero-kicker,.fbtn,.stats-strip,.card,.card .btn{
  border:2px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-brutal);
}
select.sort,.pill{
  border:2px solid var(--line);border-radius:var(--radius);
}

/* 点阵底纹 */
.bg-grid{
  position:fixed;inset:0;z-index:-2;pointer-events:none;
  background-image:radial-gradient(var(--dot) 1.6px,transparent 1.6px);
  background-size:26px 26px;
  mask-image:radial-gradient(ellipse 90% 70% at 50% 0%,#000 15%,transparent 78%);
}

/* ===== header ===== */
header{max-width:1080px;margin:0 auto;padding:20px 24px 0;position:relative}
/* 装饰圆 */
header::after{
  content:'';position:absolute;top:-36px;right:70px;width:150px;height:150px;
  border:4px solid var(--main);border-radius:50%;
  box-shadow:var(--shadow-brutal);
  z-index:-1;pointer-events:none;
}
.nav-row{display:flex;align-items:center;justify-content:flex-end;gap:10px;margin-bottom:36px}
.lang-switch,.theme-switch{
  font-size:11px;font-weight:600;letter-spacing:1px;
  text-transform:uppercase;
  color:var(--ink);background:var(--panel);
  padding:7px 14px;cursor:pointer;
  transition:var(--transition-brutal);
}
.lang-switch:hover,.theme-switch:hover{
  background:var(--main);color:var(--black);
  transform:translate(1px,1px);box-shadow:none;
}
.lang-switch:active,.theme-switch:active{transform:scale(.97)}
.theme-switch{width:38px;height:38px;display:grid;place-items:center;padding:0}
.theme-switch svg{width:20px;height:20px}
[data-theme="dark"] .theme-switch .icon-moon{display:none}
[data-theme="light"] .theme-switch .icon-sun{display:none}

.hero{max-width:760px}
.hero-kicker{
  display:inline-block;
  font-size:11px;font-weight:600;letter-spacing:2.5px;
  text-transform:uppercase;
  color:var(--black);background:var(--main);
  padding:6px 13px;margin-bottom:24px;
  transform:rotate(-1.5deg);
}
h1{
  font-family:var(--display);font-weight:800;
  font-size:clamp(30px,4.4vw,50px);line-height:1.12;
}
h1 .hl{
  color:var(--black);background:var(--main);
  border-radius:var(--radius-sm);
  box-shadow:3px 3px 0 0 var(--hard);
  padding:0 6px;
}
.hero-sub{margin-top:18px;color:var(--ink-dim);font-size:15.5px;max-width:640px}
.hero-sub b{
  color:var(--ink);font-weight:700;
  background:var(--panel2);border:2px solid var(--line);border-radius:var(--radius-sm);
  box-shadow:var(--shadow-brutal-sm);
  padding:1px 6px;
}

/* ===== stats strip ===== */
.stats-strip{
  max-width:1080px;margin:36px auto 0;padding:0 24px;
  display:flex;
  background:var(--panel);
  overflow:hidden;
}
.stat{flex:1;padding:16px 22px;display:flex;flex-direction:column;gap:2px;border-right:2px solid var(--line)}
.stat:last-child{border-right:none}
.stat .n{font-size:10.5px;letter-spacing:1.5px;color:var(--ink-faint);text-transform:uppercase}
.stat .v{font-weight:600;font-size:22px;color:var(--main)}
.stat .v.cy{color:var(--sky)}
.stat .v.am{color:var(--lemon)}

/* ===== filters ===== */
.filters{
  max-width:1080px;margin:34px auto 0;padding:0 24px;
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
}
.fbtn{
  font-size:12px;font-weight:600;letter-spacing:.5px;
  color:var(--ink);background:var(--panel);
  padding:7px 14px;cursor:pointer;
  transition:var(--transition-brutal);
}
.fbtn:hover{background:var(--panel2);transform:translate(1px,1px);box-shadow:none}
.fbtn:active{transform:scale(.97)}
.fbtn.on{
  color:var(--black);background:var(--main);
  transform:translate(1px,1px);box-shadow:none;
}
.sort-wrap{margin-left:auto;display:flex;align-items:center;gap:8px}
.sort-lbl{font-size:11px;color:var(--ink-faint)}
select.sort{
  appearance:none;font-size:12px;font-weight:600;
  background:var(--panel) var(--arrow) no-repeat right 12px center;
  color:var(--ink);
  padding:8px 34px 8px 13px;cursor:pointer;
  transition:var(--transition-brutal);
}
select.sort:active{transform:scale(.97)}

/* ===== main grid ===== */
main{max-width:1080px;margin:0 auto;padding:30px 24px 80px}
.count-line{
  font-size:12px;color:var(--ink-faint);margin-bottom:18px;
  display:flex;align-items:center;gap:8px;
}
.count-line::before{content:'';width:12px;height:12px;background:var(--main);border:2px solid var(--line);border-radius:var(--radius-sm);flex:none}
.count-line b{color:var(--main)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:18px}
.card{
  background:var(--panel);
  padding:22px;display:flex;flex-direction:column;gap:14px;
  transition:var(--transition-brutal);
}
.card:hover{transform:translate(-2px,-2px);box-shadow:6px 6px 0 0 var(--hard)}
.card .top{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}
.card h3{font-size:18px;font-weight:800;letter-spacing:-.3px}
.card .models{font-size:11.5px;color:var(--ink-faint);margin-top:3px}
.card .desc{font-size:13px;color:var(--ink-dim);min-height:40px}
.pill-row{display:flex;gap:6px;flex-wrap:wrap}
.pill{
  font-size:11px;font-weight:700;
  padding:3px 9px;
  color:var(--ink-dim);background:var(--panel2);
}
/* 暗色:深色底 + 柔和浅色字 */
.pill.green{background:var(--mint-soft);color:var(--mint-ink)}
.pill.cyan{background:var(--sky-soft);color:var(--sky-ink)}
.pill.amber{background:var(--lemon-soft);color:var(--lemon-ink)}
.pill.magenta{background:var(--pink-soft);color:var(--pink-ink)}
/* 亮色:库风格实色徽章 */
[data-theme="light"] .pill.green{background:var(--mint);color:var(--black)}
[data-theme="light"] .pill.cyan{background:var(--sky);color:var(--black)}
[data-theme="light"] .pill.amber{background:var(--lemon);color:var(--black)}
[data-theme="light"] .pill.magenta{background:var(--hot-pink);color:var(--black)}
.gift{
  display:flex;align-items:center;gap:12px;
  border:2px dashed var(--line);border-radius:var(--radius);
  background:var(--gift-bg);box-shadow:var(--shadow-brutal-sm);
  padding:12px 14px;
}
.gift .gl{display:flex;flex-direction:column}
.gift .gk{font-size:10.5px;color:var(--ink-faint);letter-spacing:1px;text-transform:uppercase}
.gift .gv{font-size:16px;font-weight:800;color:var(--card-accent,var(--main))}
.gift .gx{margin-left:auto;font-size:10.5px;color:var(--ink-faint);text-align:right}
.card .btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  font-size:14px;font-weight:700;padding:11px 16px;
  text-decoration:none;margin-top:auto;min-height:40px;
  color:var(--black);background:var(--card-accent,var(--main));
  transition:var(--transition-brutal);
}
.card .btn:hover{transform:translate(1px,1px);box-shadow:none}
.card .btn:active{transform:scale(.97)}
/* 暗色下 CTA 略微降饱和压暗, 降低刺眼感 */
[data-theme="dark"] .card .btn{filter:saturate(.85) brightness(.9)}
[data-theme="dark"] .card .btn:hover{filter:saturate(.9) brightness(.95)}

/* ===== footer ===== */
footer{
  max-width:1080px;margin:0 auto;padding:26px 24px 48px;
  border-top:2px solid var(--hard);
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:12px;
  color:var(--ink-faint)
}

/* ===== reveal ===== */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .5s ease,transform .5s cubic-bezier(.2,.9,.25,1)}
.reveal.in{opacity:1;transform:none}

/* ===== focus(库 focus-brutal: 黑 2px + 底 4px 双层) ===== */
button:focus-visible,select:focus-visible,a:focus-visible,[tabindex]:focus-visible{
  outline:none;
  box-shadow:0 0 0 2px var(--line),0 0 0 4px var(--bg);
}

/* ===== 滚动条(库风格) ===== */
::-webkit-scrollbar{width:16px;height:16px}
::-webkit-scrollbar-track{background:var(--panel);border-left:2px solid var(--line)}
::-webkit-scrollbar-thumb{background:var(--main);border-left:2px solid var(--line);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
::-webkit-scrollbar-corner{background:var(--line)}

@media (max-width:700px){
  header::after{display:none}
  .stats-strip{flex-wrap:wrap}
  .stat{flex:1 1 50%;border-bottom:2px solid var(--line)}
  .stat:nth-child(even){border-right:none}
  .stat:nth-last-child(-n+2){border-bottom:none}
  .sort-wrap{margin-left:0;width:100%}
  select.sort{flex:1}
  .grid{grid-template-columns:1fr}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms !important;transition-duration:.01ms !important}
}