:root {
  --bg:#F7F0E2;
  --bg-panel:#FFFCF6;
  --bg-panel2:#EFE6D4;
  --border:#E2D6C0;
  --border-strong:#D3C4A7;
  --line-soft:#EAE0CD;
  --accent:#3C8611;
  --accent-dark:#2A640A;
  --accent-lime:#6FAE2A;
  --text:#2A2118;
  --text-muted:#6E6152;
  --text-faint:#9A8B77;
  --success:#2E7D5B;
  --warn:#B7791F;
  --error:#B83A2E;
  --paper-top:#FBF7EE;
  --paper-bottom:#F1E8D6;
  --ink-deep:#231B13;
  --leaf-50:#F2F5E7;
  --leaf-100:#E5EDD4;
  --leaf-200:#D0E0B6;
  --leaf-300:#B3CD8F;
  --leaf-400:#93B76E;
  --leaf-600:#5F8A40;
  --leaf-700:#4A6E30;
  --orb-lit:#FFFDF7;
  --orb-mid:#EEF2DB;
  --orb-edge:#D3E2B1;
  --orb-grid:#AEBE91;
  --orb-shade:rgba(110,92,70,.36);
  --orb-gloss:rgba(255,255,255,.92);
  --dot-red:#DA8C80;
  --dot-amber:#DEBB6E;
  --dot-green:#A0BF80;
  --dot-rim:rgba(42,33,24,.10);
  --flag-red:#C8413B;
  --flag-white:#FFFDF9;
  --flag-blue:#33467A;
  --flag-edge:rgba(42,33,24,.18);
  --hi-edge:rgba(255,255,255,.92);
  --shadow-ink:rgba(42,33,24,.07);
  --shadow-ink-2:rgba(42,33,24,.12);
  --shadow-leaf:rgba(60,134,17,.11);
  --shadow-leaf-float:rgba(60,134,17,.12);
  --shadow-leaf-cta:rgba(60,134,17,.26);
  --leaf-glow:rgba(111,174,42,.10);
  --r-xs:5px;
  --r-sm:8px;
  --r-md:12px;
  --r-lg:14px;
  --r-pill:999px;
  --f-display:"Inter","Noto Sans SC",-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --f-body:"Inter","Noto Sans SC",-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --f-mono:"JetBrains Mono",ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;
  --gutter:32px;
  --wrap-width:1200px;
  --header-height:60px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:90px;-webkit-text-size-adjust:100%}
html.nav-open{overflow:hidden}
body{margin:0;min-width:0;background:var(--bg);color:var(--text);font:16px/1.65 var(--f-body);-webkit-font-smoothing:antialiased;overflow-x:clip}
h1,h2,h3,h4,p,blockquote,figure{margin:0}
h1,h2,h3{font-family:var(--f-display);line-height:1.2;text-wrap:balance;overflow-wrap:break-word}
h1,.display{font-size:clamp(52px,5vw,72px);font-weight:900;line-height:1.1;letter-spacing:-.02em}
h2{font-size:clamp(30px,3vw,44px);font-weight:800}
h3{font-size:clamp(21px,2vw,28px);font-weight:750}
p+p{margin-top:1em}
a{color:inherit;text-decoration:none}
button,input,select{font:inherit}
button{cursor:pointer}
img,svg{max-width:100%}
img{display:block}
ul,ol{margin:0;padding:0}
svg{flex-shrink:0}
code,pre,kbd,.mono{font-family:var(--f-mono)}
code{overflow-wrap:anywhere}
pre{max-width:100%;overflow-x:auto;padding:18px;background:var(--bg-panel2);border-radius:var(--r-sm)}
pre code{overflow-wrap:normal}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.no-break{white-space:nowrap}
.wrap{width:100%;max-width:calc(var(--wrap-width) + var(--gutter)*2);padding-inline:var(--gutter);margin-inline:auto;min-width:0}
.sec{padding-top:76px;padding-bottom:76px}
.section-head{max-width:760px;margin-bottom:32px}
.section-head p{margin-top:12px;color:var(--text-muted)}
.kicker{font:600 12px/1.5 var(--f-mono);letter-spacing:.08em;color:var(--accent-dark)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 26px;border:1px solid transparent;border-radius:var(--r-pill);font-size:16px;font-weight:700;line-height:1.2;white-space:nowrap;flex-shrink:0;transition:transform .2s,box-shadow .2s,border-color .2s}
.btn:hover{transform:translateY(-2px)}
.btn svg{width:17px;height:17px}
.btn--go,.btn-primary{background:linear-gradient(135deg,var(--accent) 0%,var(--accent) 38%,var(--accent-lime) 100%);color:var(--bg-panel);box-shadow:inset 0 1px 0 var(--hi-edge),0 12px 26px -10px var(--shadow-leaf-cta)}
.btn--plan,.btn-secondary{background:var(--bg-panel);color:var(--text);border-color:var(--border-strong);box-shadow:inset 0 1px 0 var(--hi-edge)}
.btn--plan:hover,.btn-secondary:hover{border-color:var(--text-faint)}
.badge{display:inline-flex;align-items:center;gap:7px;max-width:100%;min-height:26px;padding:3px 11px;border:1px solid var(--leaf-200);border-radius:var(--r-pill);background:var(--leaf-50);color:var(--leaf-700);font-size:12px;font-weight:700;overflow:hidden;text-overflow:ellipsis}
.badge__dot{width:7px;height:7px;flex:none;border-radius:50%;background:var(--accent)}
.panel,.card{min-width:0;background:var(--bg-panel);border:1px solid var(--border);border-radius:var(--r-lg);box-shadow:inset 0 1px 0 var(--hi-edge),0 18px 40px -24px var(--shadow-leaf)}
.reveal{transition:opacity .65s ease,transform .65s ease}
.reveal.pending{opacity:0;transform:translateY(16px)}
.reveal.shown{opacity:1;transform:none}
#server-status{position:relative;display:block;max-width:100%;min-width:0;overflow:hidden;margin-bottom:24px}
#server-status+*{margin-top:24px}
.prose{min-width:0;max-width:78ch}
.prose h2{margin-top:2em}
.prose h3{margin-top:1.5em}
.prose p,.prose ul,.prose ol{margin-top:1em}
.prose ul,.prose ol{padding-left:1.4em}
.prose a:not(.btn){color:var(--accent-dark);text-decoration:underline;text-underline-offset:3px}

/* Announcement and shared header */
.notice{background:var(--bg-panel2);border-bottom:1px solid var(--border)}
.notice__link{display:flex;align-items:center;justify-content:center;gap:10px;min-height:34px;padding:4px 16px;font-size:13px}
.notice__tag{display:inline-flex;align-items:center;min-height:20px;padding:0 10px;border-radius:var(--r-pill);background:var(--accent);color:var(--bg-panel);font-size:12px;font-weight:700;flex:none}
.notice__text b{font-family:var(--f-mono)}
.notice__arrow{width:14px;height:14px}
.masthead{position:relative;z-index:30;min-height:var(--header-height)}
.masthead__in{width:min(var(--wrap-width),100% - 64px);min-height:var(--header-height);margin:auto;display:flex;align-items:center;gap:20px}
.brandmark{display:inline-flex;align-items:center;gap:10px;flex:none;white-space:nowrap}
.brandmark__logo{width:30px;height:30px}
.brandmark__word{font-size:19px;font-weight:800;letter-spacing:-.015em}
.brandmark__local{font-size:14px;font-weight:500;color:var(--text-muted)}
.menu{margin:0 auto;min-width:0}
.menu ul{display:flex;flex-wrap:nowrap;justify-content:center;align-items:center;gap:2px;list-style:none;margin:0;padding:0}
.menu__item{display:inline-flex;align-items:center;min-height:34px;padding:0 13px;border-radius:var(--r-pill);font-size:14px;color:var(--text-muted);white-space:nowrap}
.menu__item:hover{color:var(--text)}
.menu__item.is-current{background:var(--bg-panel2);box-shadow:inset 0 0 0 1px var(--border);color:var(--text);font-weight:600}
.masthead__tools{display:flex;align-items:center;gap:9px;flex:none}
.lang-box{position:relative}
.lang{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:44px;width:auto;padding:0 9px;border:0;border-radius:var(--r-pill);background:transparent;color:var(--text-muted);font-size:13px;white-space:nowrap}
.lang svg{width:15px;height:15px}
.lang-list{position:absolute;top:100%;right:0;z-index:35;min-width:145px;padding:6px;background:var(--bg-panel);border:1px solid var(--border);border-radius:var(--r-md);box-shadow:0 16px 34px var(--shadow-ink-2)}
.lang-list[hidden]{display:none}
.lang-list a{display:flex;align-items:center;min-height:40px;padding:0 10px;border-radius:var(--r-sm);white-space:nowrap}
.lang-list a:hover,.lang-list a[aria-current]{background:var(--bg-panel2)}
.signin{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:36px;padding:0 14px 0 18px;border-radius:var(--r-pill);background:var(--accent-dark);color:var(--bg-panel);font-size:14px;font-weight:600;white-space:nowrap;box-shadow:0 6px 16px -8px var(--shadow-leaf-cta)}
.signin svg{width:15px;height:15px}
.hamburger{display:none;align-items:center;justify-content:center;min-width:44px;min-height:44px;border:1px solid var(--border);border-radius:var(--r-pill);background:var(--bg-panel)}
.hamburger svg{width:20px;height:20px}
.mobile-nav{display:none}
.mobile-nav[hidden]{display:none}
.mobile-nav a{display:flex;align-items:center;width:100%;min-height:46px;padding:10px 16px;border-radius:var(--r-sm)}
.mobile-nav a.is-current,.mobile-nav a:hover{background:var(--bg-panel2)}
.mobile-nav__label{padding:12px 16px 4px;color:var(--text-muted);font-size:12px}
.nav-veil{display:none}
.nav-veil[hidden]{display:none}

/* Shared footer */
.site-footer{background:var(--ink-deep);color:var(--paper-top);padding-top:56px}
.footer-grid{display:grid;grid-template-columns:1.25fr 1fr 1.25fr .8fr;gap:36px}
.footer-brand p{max-width:30ch;margin-top:14px;color:var(--leaf-200);font-size:14px}
.site-footer .brandmark__word{color:var(--paper-top)}
.footer-col h2{margin-bottom:13px;font-size:14px;letter-spacing:.04em}
.footer-col a{display:inline-flex;align-items:center;min-height:28px;color:var(--leaf-200);font-size:13px}
.footer-col a:hover{color:var(--paper-top);text-decoration:underline}
.footer-col ul{list-style:none}
.footer-col--keywords ul{display:flex;flex-wrap:wrap;gap:3px 12px}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:46px;padding-top:18px;padding-bottom:24px;border-top:1px solid var(--leaf-700);color:var(--leaf-200);font:12px/1.7 var(--f-mono)}
.footer-bottom a{margin-left:15px}
@media(max-width:1180px){
  .masthead__in{flex-wrap:wrap;row-gap:0;padding-top:6px;padding-bottom:6px}
  .menu{order:3;width:100%;overflow-x:auto;scrollbar-width:none}
  .masthead__tools{margin-left:auto}
}
@media(max-width:768px){
  h1,.display{font-size:clamp(28px,7vw,40px);letter-spacing:-.02em}
  :root{--gutter:20px}
  .menu{display:none}
  .masthead__in{width:calc(100% - 32px);flex-wrap:nowrap}
  .masthead__tools{margin-left:auto}
  .hamburger{display:inline-flex}
  .mobile-nav:not([hidden]){display:block;position:absolute;top:100%;left:16px;right:16px;z-index:34;max-height:calc(100dvh - 112px);overflow-y:auto;overscroll-behavior:contain;padding:8px;background:var(--bg-panel);border:1px solid var(--border);border-radius:var(--r-md);box-shadow:0 20px 50px var(--shadow-ink-2)}
  .nav-veil:not([hidden]){display:block;position:fixed;inset:0;z-index:-1;background:var(--shadow-ink-2)}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .sec{padding-top:54px;padding-bottom:54px}
}
@media(max-width:640px){
  :root{--gutter:16px}
  .no-break{white-space:normal}
  .wrap{max-width:100%;padding-inline:var(--gutter)}
  .signin{min-height:44px;padding-inline:12px}
  .lang{padding-inline:5px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
  .footer-brand{grid-column:1/-1}
  .tilt-card,[data-tilt]{transform:none}
}
@media(max-width:370px){
  .masthead__in{gap:6px}
  .brandmark__word{font-size:16px}
  .brandmark__logo{width:26px;height:26px}
  .masthead__tools{gap:3px}
  .lang{font-size:11px}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal,.reveal.pending{opacity:1;transform:none;transition:none}
  .btn{transition:none}
}