/* ============================================================
   FlyRank · AI n-able Yourself — Intern Guide
   Shared brand stylesheet for all guide pages (weeks + glossary)
   Matches the landing page: ink/paper/one mint accent, Geist + Manrope
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Newsreader:ital,opsz,wght@1,6..72,500;1,6..72,600&display=swap');

:root{
  --ink:#051F21;          /* near-black: dark surfaces + text on light */
  --paper:#F8FAF9;        /* light surface */
  --paper-2:#EEF3F1;      /* slightly deeper paper for fills */
  --mint:#54E399;         /* the one accent */
  --mint-deep:#1A7A4A;    /* mint text on light */
  --teal:#0E5C57;         /* quiet secondary */
  --card:#ffffff;
  --line:rgba(5,31,33,.09);
  --line-strong:rgba(5,31,33,.16);
  --muted:rgba(5,31,33,.66);
  --muted-2:rgba(5,31,33,.45);
  --on-dark:rgba(248,250,249,.78);
  --on-dark-2:rgba(248,250,249,.58);
  --radius:18px;
  --shadow:0 1px 3px rgba(5,31,33,.05), 0 12px 30px -24px rgba(5,31,33,.4);
  --maxw:1180px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:'Geist',system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
::selection{background:var(--mint);color:var(--ink);}
a{color:var(--mint-deep);}
:focus-visible{outline:2px solid var(--mint);outline-offset:3px;border-radius:6px;}
img{max-width:100%;}
b,strong{font-weight:600;}

/* ---------- Manrope label helper (eyebrows, labels, badges) ---------- */
.eyebrow,.grp-t,.badge,.topbar .tag,.assignment .tag,.assignment .sub,
.page-meta .badge,.ask-ai-label,.prevnext .d{
  font-family:'Manrope',system-ui,sans-serif;
  text-transform:uppercase;
  letter-spacing:.16em;
}

/* ============================ TOP BAR ============================ */
.topbar{
  position:sticky;top:0;z-index:60;
  background:rgba(248,250,249,.82);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.topbar .inner{
  max-width:var(--maxw);margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:13px clamp(16px,4vw,40px);
}
.topbar .inner>a{display:inline-flex;align-items:center;}
.topbar img{height:20px;width:auto;display:block;}
.topbar .tag{
  font-size:11px;font-weight:600;color:var(--mint-deep);
  background:rgba(84,227,153,.16);
  padding:6px 11px;border-radius:999px;letter-spacing:.14em;
}

/* mobile nav button (injected by site-intern.js) */
.nav-toggle{
  display:none;align-items:center;gap:8px;
  font-family:'Manrope',sans-serif;font-weight:700;font-size:12px;
  letter-spacing:.12em;text-transform:uppercase;
  background:var(--ink);color:var(--paper);border:0;cursor:pointer;
  padding:9px 14px;border-radius:999px;
}
.nav-overlay{
  position:fixed;inset:0;background:rgba(5,31,33,.45);
  opacity:0;pointer-events:none;transition:opacity .3s ease;z-index:69;
  backdrop-filter:blur(2px);
}

/* ============================ SHELL / LAYOUT ============================ */
.shell{
  max-width:var(--maxw);margin:0 auto;
  display:grid;grid-template-columns:248px minmax(0,1fr);
  gap:clamp(28px,4vw,64px);
  padding:clamp(28px,4vw,56px) clamp(16px,4vw,40px) 80px;
}

/* ============================ SIDEBAR NAV ============================ */
.sidebar{
  position:sticky;top:78px;align-self:start;
  max-height:calc(100vh - 96px);overflow-y:auto;
  padding-right:6px;
}
.sidebar .grp{margin-bottom:26px;}
.sidebar .grp-t{
  font-size:10.5px;font-weight:700;color:var(--muted-2);
  margin:0 0 10px 12px;
}
.sidebar a{
  display:flex;align-items:center;gap:10px;
  text-decoration:none;color:var(--muted);
  font-size:14.5px;font-weight:500;line-height:1.3;
  padding:9px 12px;border-radius:11px;
  position:relative;transition:background .18s ease,color .18s ease;
}
.sidebar a:hover{background:var(--paper-2);color:var(--ink);}
.sidebar a .n{
  flex:none;display:grid;place-items:center;
  width:22px;height:22px;border-radius:7px;
  background:var(--paper-2);color:var(--muted);
  font-size:12px;font-weight:600;font-family:'Manrope',sans-serif;
  transition:background .18s ease,color .18s ease;
}
.sidebar a:hover .n{background:var(--ink);color:var(--mint);}
.sidebar a.active{background:var(--ink);color:var(--paper);font-weight:600;}
.sidebar a.active .n{background:var(--mint);color:var(--ink);}

/* ============================ CONTENT ============================ */
.content{min-width:0;}

.page-head{margin-bottom:14px;}
.page-head .eyebrow{
  display:inline-block;font-size:12px;font-weight:600;color:var(--mint-deep);
}
.page-head h1{
  margin:16px 0 0;font-weight:700;letter-spacing:-.035em;line-height:1.02;
  font-size:clamp(36px,6vw,60px);text-wrap:balance;
}
.page-head h1 .accent{color:var(--mint);font-family:'Newsreader',Georgia,serif;font-style:italic;font-weight:600;}
.page-head .lead{
  margin:18px 0 0;max-width:680px;
  font-size:clamp(17px,2.2vw,20px);line-height:1.6;color:var(--muted);
}
.page-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.badge{
  font-size:11px;font-weight:700;color:var(--muted);
  background:var(--card);border:1px solid var(--line-strong);
  padding:7px 12px;border-radius:999px;letter-spacing:.12em;
}
.badge.teal{background:rgba(84,227,153,.16);border-color:transparent;color:var(--mint-deep);}

/* generic content rhythm */
.section{margin-top:clamp(34px,5vw,56px);}
.eyebrow{display:inline-block;font-size:12px;font-weight:600;color:var(--mint-deep);}
.content h2{
  margin:0;font-weight:700;letter-spacing:-.025em;line-height:1.12;
  font-size:clamp(24px,3.4vw,34px);text-wrap:balance;
}
.content h3{
  margin:0;font-weight:600;letter-spacing:-.015em;line-height:1.25;
  font-size:clamp(18px,2.4vw,22px);
}
.content p{color:var(--muted);}
.content p.lead{
  color:var(--muted);font-size:clamp(16px,2vw,19px);max-width:720px;margin-top:14px;
}
.spacer{height:18px;}
.pull{
  font-weight:600;letter-spacing:-.02em;line-height:1.22;
  font-size:clamp(24px,3.6vw,40px);color:var(--ink);max-width:900px;
}
.pull .hl{color:var(--mint-deep);}

/* ---------- callout (dark premium panel) ---------- */
.callout{
  background:var(--ink);color:var(--on-dark);
  border-radius:24px;padding:clamp(26px,3.5vw,40px);
  position:relative;overflow:hidden;
  box-shadow:0 30px 70px -45px rgba(5,31,33,.6);
}
.callout .h{
  font-weight:700;letter-spacing:-.02em;color:var(--paper);
  font-size:clamp(20px,2.6vw,26px);margin-bottom:16px;
}
.callout ul{margin:0;padding:0;list-style:none;display:grid;gap:13px;}
.callout li{
  position:relative;padding-left:22px;line-height:1.55;color:var(--on-dark);
  font-size:clamp(15px,1.9vw,17px);
}
.callout li::before{
  content:"";position:absolute;left:0;top:.62em;
  width:7px;height:7px;border-radius:50%;background:var(--mint);
}
.callout b{color:var(--paper);}
.callout a{color:var(--mint);}

/* ---------- checks (mint ticks) ---------- */
.checks{list-style:none;margin:0;padding:0;display:grid;gap:11px;}
.checks li{
  position:relative;padding-left:30px;line-height:1.55;color:var(--muted);
  font-size:15.5px;
}
.checks li::before{
  content:"";position:absolute;left:2px;top:.18em;
  width:18px;height:18px;border-radius:6px;
  background:rgba(84,227,153,.18);
}
.checks li::after{
  content:"";position:absolute;left:8px;top:.36em;
  width:5px;height:9px;border:solid var(--mint-deep);
  border-width:0 2px 2px 0;transform:rotate(40deg);
}
.checks b{color:var(--ink);}

/* ordered lists in content / assignments */
.content ol{margin:8px 0 0;padding-left:22px;display:grid;gap:10px;}
.content ol li{color:var(--muted);line-height:1.55;}
.content ol li::marker{color:var(--mint-deep);font-weight:700;}

/* ---------- note + warn boxes ---------- */
.note{
  margin-top:16px;
  background:rgba(84,227,153,.1);
  border:1px solid rgba(26,122,74,.22);
  border-radius:16px;padding:18px 20px;
  font-size:15px;line-height:1.6;color:var(--muted);
}
.note b{color:var(--ink);}
.note a{color:var(--mint-deep);font-weight:600;}
.warn{
  margin-top:16px;
  background:var(--paper-2);
  border:1px solid var(--line-strong);
  border-left:3px solid var(--ink);
  border-radius:14px;padding:18px 20px;
  font-size:15px;line-height:1.6;color:var(--muted);
}
.warn b{color:var(--ink);}

/* ---------- prompt card (copyable AI prompts) ---------- */
.prompt-card{
  margin-top:16px;
  background:var(--card);
  border:1px solid rgba(26,122,74,.22);
  border-radius:16px;
  box-shadow:var(--shadow);
  overflow:hidden;
}
.prompt-head{
  display:flex;align-items:center;justify-content:space-between;
  gap:12px;flex-wrap:wrap;
  padding:11px 14px 11px 18px;
  background:rgba(84,227,153,.1);
  border-bottom:1px solid rgba(26,122,74,.18);
}
.prompt-label{
  font-family:'Manrope',sans-serif;
  font-size:11px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  color:var(--mint-deep);
}
.copy-btn{
  display:inline-flex;align-items:center;gap:7px;
  font-family:'Manrope',sans-serif;font-size:12px;font-weight:700;
  letter-spacing:.03em;
  color:var(--ink);background:var(--mint);
  border:0;border-radius:999px;padding:7px 14px;cursor:pointer;
  transition:background .15s ease,transform .1s ease,color .15s ease;
  white-space:nowrap;
}
.copy-btn:hover{background:#42d588;}
.copy-btn:active{transform:translateY(1px);}
.copy-btn.copied{background:var(--ink);color:var(--mint);}
.copy-btn svg{width:14px;height:14px;display:block;flex:none;}
.prompt-body{
  padding:18px 20px;
  font-size:15px;line-height:1.7;color:var(--ink);
}
.prompt-body .var{
  font-family:'Manrope',sans-serif;font-weight:700;font-size:13.5px;
  color:var(--mint-deep);
  background:rgba(84,227,153,.18);
  padding:1px 7px;border-radius:6px;
  border:1px solid rgba(26,122,74,.2);
}

/* ---------- assignment card ---------- */
.assignment{
  background:var(--card);border:1px solid var(--line);
  border-radius:20px;padding:clamp(22px,3vw,30px);
  margin-top:18px;box-shadow:var(--shadow);
}
.assignment .tag{
  display:inline-block;font-size:11px;font-weight:700;
  color:var(--mint-deep);background:rgba(84,227,153,.16);
  padding:6px 12px;border-radius:999px;letter-spacing:.12em;margin-bottom:14px;
}
.assignment h3{margin:0 0 4px;}
.assignment .sub{
  display:block;font-size:11px;font-weight:700;color:var(--muted-2);
  letter-spacing:.14em;margin:20px 0 8px;
}
.assignment ol{margin-top:4px;}

/* ---------- transcript ---------- */
.transcript{
  margin-top:16px;background:var(--paper-2);
  border:1px solid var(--line);border-radius:18px;
  padding:8px clamp(16px,2.5vw,24px);
}
.transcript p{
  margin:0;padding:14px 0;border-bottom:1px solid var(--line);
  line-height:1.55;color:var(--ink);font-size:15px;
}
.transcript p:last-child{border-bottom:0;}
.transcript b{color:var(--mint-deep);}

/* ---------- chat (worked-example dialogue as a real AI UI) ---------- */
.vh{
  position:absolute !important;width:1px;height:1px;
  padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);
  white-space:nowrap;border:0;
}
.chat{
  margin-top:16px;
  background:var(--paper-2);
  border:1px solid var(--line);
  border-radius:20px;
  padding:6px clamp(12px,2.5vw,18px) 18px;
  box-shadow:var(--shadow);
}
.chat-top{
  display:flex;align-items:center;gap:9px;
  padding:13px 4px;margin-bottom:4px;
  border-bottom:1px solid var(--line);
  font-family:'Manrope',sans-serif;font-size:12px;font-weight:700;
  letter-spacing:.04em;color:var(--muted-2);
}
.chat-top .dot{
  width:9px;height:9px;border-radius:50%;background:var(--mint);
  box-shadow:0 0 0 3px rgba(84,227,153,.22);flex:none;
}
.cmsg{
  display:flex;align-items:flex-end;gap:9px;margin-top:14px;
}
.cmsg::before{
  flex:none;width:30px;height:30px;border-radius:50%;
  display:grid;place-items:center;
  font-family:'Manrope',sans-serif;font-weight:700;font-size:12px;
}
.cmsg.ai::before{content:"\2726";background:var(--ink);color:var(--mint);font-size:14px;}
.cmsg.ai{flex-direction:row-reverse;}
.cmsg.me::before{content:"I";background:var(--mint);color:var(--ink);}
.cb{
  max-width:80%;padding:11px 15px;
  font-size:15px;line-height:1.55;border-radius:16px;
}
.cmsg.ai .cb{
  background:var(--card);border:1px solid var(--line);
  color:var(--ink);border-bottom-right-radius:5px;
}
.cmsg.ai .cb b{color:var(--mint-deep);}
.cmsg.me .cb{
  background:var(--ink);color:rgba(248,250,249,.92);
  border-bottom-left-radius:5px;
}
.cmsg.me .cb b{color:#fff;}
/* blinking caret while Iris "types" */
.cmsg.me .tw::after{content:"";display:none;}
.cmsg.me.typing-active .tw::after{
  display:inline-block;width:2px;height:1.05em;margin-left:2px;
  vertical-align:-2px;border-radius:1px;background:rgba(248,250,249,.92);
  animation:caret .8s steps(1) infinite;
}
@keyframes caret{50%{opacity:0;}}
@media (max-width:560px){
  .cb{max-width:84%;font-size:14.5px;}
}

/* ---- animated playback (added by JS when motion is allowed) ---- */
.chat-replay{
  margin-left:auto;display:inline-flex;align-items:center;gap:5px;
  font-family:'Manrope',sans-serif;font-size:11px;font-weight:700;
  letter-spacing:.08em;text-transform:uppercase;
  color:var(--mint-deep);background:rgba(84,227,153,.16);
  border:0;border-radius:999px;padding:5px 11px;cursor:pointer;
  transition:background .15s ease;
}
.chat-replay:hover{background:rgba(84,227,153,.3);}
.chat-replay svg{width:13px;height:13px;}
.chat-skip{
  display:inline-flex;align-items:center;gap:5px;
  font-family:'Manrope',sans-serif;font-size:11px;font-weight:700;
  letter-spacing:.08em;text-transform:uppercase;
  color:var(--muted-2);background:transparent;
  border:0;border-radius:999px;padding:5px 9px;cursor:pointer;
  transition:color .15s ease,background .15s ease;
}
.chat-skip:hover{color:var(--ink);background:var(--paper-2);}
.chat-skip svg{width:13px;height:13px;}
.chat.anim .cmsg{opacity:0;}
.chat.anim .cmsg:not(.show){display:none;}
.chat.anim .cmsg.show{opacity:1;animation:msgIn .3s ease both;}
@keyframes msgIn{from{opacity:0;transform:translateY(9px);}to{opacity:1;transform:translateY(0);}}
.cb.typing{display:inline-flex;align-items:center;gap:5px;padding:14px 16px;}
.cb.typing span{
  width:7px;height:7px;border-radius:50%;background:var(--muted-2);
  animation:cdot 1.2s infinite ease-in-out;
}
.cmsg.me .cb.typing span{background:rgba(248,250,249,.7);}
.cb.typing span:nth-child(2){animation-delay:.18s;}
.cb.typing span:nth-child(3){animation-delay:.36s;}
@keyframes cdot{
  0%,60%,100%{opacity:.3;transform:translateY(0);}
  30%{opacity:1;transform:translateY(-3px);}
}
@media (prefers-reduced-motion:reduce){
  .chat.anim .cmsg{opacity:1;}
  .chat.anim .cmsg:not(.show){display:flex;}
  .chat.anim .cmsg.show{animation:none;}
  .cb.typing span{animation:none;}
}

/* ---------- table ---------- */
.content table{
  width:100%;border-collapse:separate;border-spacing:0;
  margin-top:18px;font-size:14.5px;
  background:var(--card);border:1px solid var(--line);
  border-radius:16px;overflow:hidden;box-shadow:var(--shadow);
}
.content th,.content td{
  text-align:left;padding:14px 16px;vertical-align:top;
  border-bottom:1px solid var(--line);line-height:1.5;
}
.content th{
  font-family:'Manrope',sans-serif;text-transform:uppercase;
  letter-spacing:.1em;font-size:11px;font-weight:700;color:var(--muted-2);
  background:var(--paper-2);
}
.content td{color:var(--muted);}
.content tr:last-child td{border-bottom:0;}
.content td b{color:var(--ink);}

/* ---------- grids ---------- */
.grid{display:grid;gap:18px;margin-top:6px;}
.grid.g2{grid-template-columns:repeat(2,minmax(0,1fr));}
.grid.g2>div{
  background:var(--card);border:1px solid var(--line);
  border-radius:18px;padding:24px;box-shadow:var(--shadow);
}
.grid.g2>div h3{margin-bottom:10px;}

/* ---------- resource cards (resources page) ---------- */
.reslist{
  display:grid;gap:14px;margin-top:18px;
  grid-template-columns:repeat(auto-fill,minmax(290px,1fr));
}
.res{
  display:flex;flex-direction:column;
  background:var(--card);border:1px solid var(--line);
  border-radius:16px;padding:20px 22px;
  text-decoration:none;color:inherit;box-shadow:var(--shadow);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.res:hover{transform:translateY(-3px);border-color:var(--line-strong);box-shadow:0 14px 30px -22px rgba(5,31,33,.5);}
.res .src{
  font-family:'Manrope',sans-serif;text-transform:uppercase;letter-spacing:.1em;
  font-size:11px;font-weight:700;color:var(--mint-deep);
}
.res h3{margin:8px 0 0;font-size:16.5px;font-weight:600;letter-spacing:-.01em;line-height:1.3;color:var(--ink);}
.res h3 .ext{color:var(--muted-2);font-weight:500;}
.res p{margin:9px 0 0;font-size:14px;line-height:1.55;color:var(--muted);flex:1;}
.res .meta{margin-top:14px;display:flex;flex-wrap:wrap;gap:6px;}
.res .t{
  font-family:'Manrope',sans-serif;font-size:10px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;
  color:var(--muted-2);background:var(--paper-2);border:1px solid var(--line);
  padding:3px 8px;border-radius:999px;
}
.res .t.free{color:var(--mint-deep);background:rgba(84,227,153,.14);border-color:rgba(26,122,74,.2);}

/* ---------- prev / next ---------- */
.prevnext{
  display:grid;grid-template-columns:1fr 1fr;gap:16px;
  margin-top:48px;
}
.prevnext a{
  text-decoration:none;color:inherit;
  background:var(--card);border:1px solid var(--line);
  border-radius:16px;padding:18px 20px;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.prevnext a:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--line-strong);}
.prevnext .next{text-align:right;}
.prevnext .d{
  font-size:11px;font-weight:700;color:var(--muted-2);margin-bottom:6px;
}
.prevnext .t{font-weight:600;color:var(--ink);letter-spacing:-.01em;line-height:1.3;}

/* ============================ FOOTER ============================ */
footer.site{
  background:var(--ink);color:var(--on-dark-2);
  margin-top:0;
}
footer.site .inner{
  max-width:var(--maxw);margin:0 auto;
  display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between;
  padding:26px clamp(16px,4vw,40px);font-size:13.5px;
}
footer.site b{color:var(--paper);}

/* ============================ GLOSSARY ============================ */
.toolbar{position:sticky;top:62px;z-index:20;background:var(--paper);padding:14px 0 6px;}
.search{
  width:100%;font-family:inherit;font-size:16px;color:var(--ink);
  padding:15px 18px;border-radius:14px;
  border:1px solid var(--line-strong);background:var(--card);outline:none;
  transition:border-color .2s ease;
}
.search::placeholder{color:var(--muted-2);}
.search:focus{border-color:var(--mint-deep);}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;}
.chip{
  font-family:inherit;font-size:13.5px;font-weight:500;cursor:pointer;
  padding:8px 14px;border-radius:999px;
  border:1px solid var(--line-strong);background:var(--card);color:var(--muted);
  transition:all .18s ease;
}
.chip:hover{border-color:var(--ink);color:var(--ink);}
.chip.active{background:var(--ink);border-color:var(--ink);color:var(--mint);}
.count{
  margin-top:18px;font-family:'Manrope',sans-serif;text-transform:uppercase;
  letter-spacing:.12em;font-size:11.5px;font-weight:600;color:var(--muted-2);
}
.terms{
  margin-top:14px;display:grid;gap:14px;
  grid-template-columns:repeat(auto-fill,minmax(300px,1fr));
}
.term{
  background:var(--card);border:1px solid var(--line);
  border-radius:16px;padding:20px 22px;display:flex;flex-direction:column;
}
.term.hidden{display:none;}
.term .t{
  display:flex;align-items:flex-start;justify-content:space-between;gap:12px;
  font-weight:600;font-size:16px;letter-spacing:-.01em;line-height:1.3;color:var(--ink);
}
.term .topic{
  flex:none;font-family:'Manrope',sans-serif;text-transform:uppercase;
  letter-spacing:.08em;font-size:9.5px;font-weight:700;color:var(--mint-deep);
  background:rgba(84,227,153,.16);padding:4px 8px;border-radius:6px;margin-top:2px;
  white-space:nowrap;
}
.term p{margin:10px 0 0;font-size:14px;line-height:1.55;color:var(--muted);flex:1;}
.term em{color:var(--ink);font-style:italic;}
.ask-ai{margin-top:14px;display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
.ask-ai-label{font-size:9.5px;font-weight:700;color:var(--muted-2);letter-spacing:.1em;}
.ask-ai a{
  text-decoration:none;color:var(--mint-deep);font-weight:500;font-size:11px;
  padding:3px 9px;border:1px solid rgba(26,122,74,.28);border-radius:999px;
  transition:background .18s ease;
}
.ask-ai a:hover{background:rgba(84,227,153,.14);}
.empty{display:none;margin-top:30px;text-align:center;color:var(--muted-2);font-size:16px;}
.empty.show{display:block;}

/* ---- A–Z index (dictionary jump bar) ---- */
.az-index{
  display:flex;flex-wrap:wrap;gap:4px;margin-top:14px;
}
.az-index a{
  display:grid;place-items:center;min-width:30px;height:30px;padding:0 4px;
  font-family:'Manrope',sans-serif;font-weight:700;font-size:12.5px;
  text-decoration:none;color:var(--muted);border-radius:8px;
  transition:background .15s ease,color .15s ease;
}
.az-index a:hover{background:var(--paper-2);color:var(--ink);}
.az-index a.disabled{color:var(--line-strong);pointer-events:none;}

/* ---- letter dividers + grouped layout ---- */
.letter-group{margin-top:30px;}
.letter-group.hidden{display:none;}
.letter-head{
  display:flex;align-items:center;gap:14px;margin:0 0 14px;
  scroll-margin-top:170px;
}
.letter-head span{
  font-weight:700;font-size:clamp(22px,3vw,30px);letter-spacing:-.02em;
  color:var(--ink);font-family:'Newsreader',Georgia,serif;font-style:italic;
}
.letter-head .rule{flex:1;height:1px;background:var(--line);}

/* term anchor offset + flash on jump */
.term{scroll-margin-top:170px;}
.term.flash{animation:gloss-flash 1.6s ease;}
@keyframes gloss-flash{
  0%,100%{box-shadow:0 0 0 0 rgba(84,227,153,0);border-color:var(--line);}
  18%{box-shadow:0 0 0 4px rgba(84,227,153,.32);border-color:var(--mint-deep);}
}

/* ---- cross-link inside definitions ---- */
.gloss-link{
  color:var(--mint-deep);text-decoration:none;cursor:help;
  border-bottom:1px dotted rgba(26,122,74,.55);
  transition:background .15s ease,border-color .15s ease;
}
.gloss-link:hover,.gloss-link:focus{background:rgba(84,227,153,.16);border-bottom-color:var(--mint-deep);outline:none;}
/* readable on the dark callout panels */
.callout .gloss-link{color:var(--mint);border-bottom-color:rgba(84,227,153,.5);}
.callout .gloss-link:hover,.callout .gloss-link:focus{background:rgba(84,227,153,.2);}

/* ---- shared hover popover ---- */
.gloss-pop{
  background:var(--ink);color:var(--on-dark);
  border-radius:14px;padding:16px 18px;
  box-shadow:0 20px 50px -18px rgba(5,31,33,.7);
  border:1px solid rgba(84,227,153,.18);
}
.gloss-pop-topic{
  font-family:'Manrope',sans-serif;text-transform:uppercase;letter-spacing:.12em;
  font-size:9.5px;font-weight:700;color:var(--mint);margin-bottom:6px;
}
.gloss-pop-name{font-weight:600;color:var(--paper);font-size:15px;margin-bottom:6px;letter-spacing:-.01em;}
.gloss-pop-def{font-size:13px;line-height:1.5;color:var(--on-dark);}
.gloss-pop-def em{color:var(--paper);font-style:italic;}
.gloss-pop-cta{margin-top:9px;font-size:11px;font-weight:600;color:var(--mint);font-family:'Manrope',sans-serif;letter-spacing:.06em;}

/* ---- slide-in side panel (full entry without leaving the page) ---- */
.gloss-panel-overlay{
  position:fixed;inset:0;background:rgba(5,31,33,.5);
  opacity:0;pointer-events:none;transition:opacity .3s ease;z-index:290;
  backdrop-filter:blur(2px);-webkit-backdrop-filter:blur(2px);
}
body.gloss-open .gloss-panel-overlay{opacity:1;pointer-events:auto;}
.gloss-panel{
  position:fixed;top:0;right:0;bottom:0;width:min(460px,92vw);
  background:var(--paper);z-index:300;display:flex;flex-direction:column;
  transform:translateX(100%);transition:transform .36s cubic-bezier(.4,0,.2,1);
  box-shadow:-26px 0 70px -24px rgba(5,31,33,.55);
}
body.gloss-open .gloss-panel{transform:translateX(0);}
.gloss-panel-close{
  position:absolute;top:18px;right:18px;width:40px;height:40px;border-radius:50%;
  border:1px solid var(--line-strong);background:var(--card);cursor:pointer;
  font-size:22px;line-height:1;color:var(--ink);display:grid;place-items:center;z-index:2;
  transition:background .18s ease,transform .18s ease;
}
.gloss-panel-close:hover{background:var(--paper-2);transform:rotate(90deg);}
.gloss-panel-body{padding:66px clamp(24px,4vw,40px) 48px;overflow-y:auto;}
.gloss-panel-topic{
  font-family:'Manrope',sans-serif;text-transform:uppercase;letter-spacing:.14em;
  font-size:11px;font-weight:700;color:var(--mint-deep);
}
.gloss-panel-name{
  margin:10px 0 0;font-weight:700;letter-spacing:-.025em;line-height:1.1;
  font-size:clamp(26px,4vw,34px);color:var(--ink);text-wrap:balance;
}
.gloss-panel-def{margin-top:18px;font-size:16.5px;line-height:1.65;color:var(--muted);}
.gloss-panel-def em{color:var(--ink);font-style:italic;}
.gloss-panel-ask{margin-top:26px;padding-top:22px;border-top:1px solid var(--line);}
.gloss-panel-more{
  display:inline-flex;align-items:center;gap:8px;margin-top:22px;
  text-decoration:none;color:#051F21;background:var(--card);
  border:1px solid var(--line-strong);border-radius:999px;
  padding:11px 20px;font-weight:600;font-size:14px;
  transition:border-color .2s ease,background .2s ease;
}
.gloss-panel-more:hover{border-color:var(--mint-deep);background:rgba(84,227,153,.1);}

/* ============================ RESPONSIVE ============================ */
@media (max-width:880px){
  .nav-toggle{display:inline-flex;}
  .topbar .tag{display:none;}
  .shell{grid-template-columns:1fr;gap:0;}
  .sidebar{
    position:fixed;top:0;left:0;bottom:0;width:284px;max-height:none;
    background:var(--paper);z-index:70;padding:84px 18px 24px;
    box-shadow:0 24px 60px -20px rgba(5,31,33,.5);
    transform:translateX(-100%);transition:transform .32s cubic-bezier(.4,0,.2,1);
    overflow-y:auto;
  }
  body.nav-open .sidebar{transform:translateX(0);}
  body.nav-open .nav-overlay{opacity:1;pointer-events:auto;}
  .grid.g2{grid-template-columns:1fr;}
  .prevnext{grid-template-columns:1fr;}
  .content table{display:block;overflow-x:auto;white-space:nowrap;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  html{scroll-behavior:auto;}
}