/* Hub shared chrome — Field Guides, Workbench, Vault, Answers, Dictionary */
:root{--ink:#003328;--ink2:#004e3e;--paper:#f9fafc;--mint:#1dd3a0;--amber:#ff6900;--muted:#a8c0b8;--line:#1a4d3a;--text:#10261f;--soft:#3d5a50;--rule:#dce6e2}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Inter',sans-serif;background:var(--paper);color:var(--text);line-height:1.65;font-size:16px}
.kicker{font-family:'IBM Plex Mono',monospace;font-size:.72rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase}
.seo-sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.site-header{background:var(--ink);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.site-header .wrap{max-width:1100px;margin:0 auto;padding:.85rem 1.25rem;display:flex;align-items:center;justify-content:space-between;gap:1rem}
.site-header img{height:28px;width:auto;display:block}
.header-cta{font-family:'Poppins',sans-serif;font-weight:600;font-size:.84rem;color:var(--ink);background:var(--mint);padding:.5rem 1.05rem;border-radius:999px;text-decoration:none;white-space:nowrap}
.header-cta:hover{background:#fff}
.topnav{position:sticky;top:54px;z-index:40;width:100%;margin:0;padding:.7rem max(1.25rem,calc((100% - 1100px)/2 + 1.25rem));display:flex;flex-wrap:wrap;gap:.7rem;background:rgba(249,250,252,.88);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--rule)}
.topnav a{font-family:'Poppins',sans-serif;font-weight:600;font-size:.76rem;text-decoration:none;color:var(--ink2);border:1.5px solid var(--mint);background:rgba(29,211,160,.08);border-radius:999px;padding:.42rem .9rem}
.topnav a:hover{background:rgba(29,211,160,.18)}
.hero{background:linear-gradient(160deg,var(--ink) 0%,var(--ink2) 100%);color:var(--paper);padding:3rem 1.25rem 2.5rem;text-align:center;margin-top:0;position:relative;overflow:hidden}
.hero .kicker{color:var(--mint)}
.hero h1{font-family:'Poppins',sans-serif;font-weight:700;font-size:clamp(1.8rem,5vw,2.8rem);margin:.7rem 0 .8rem}
.hero h1 em{font-style:normal;color:var(--amber)}
.hero p{color:var(--muted);max-width:60ch;margin:0 auto}
.grid{max-width:1100px;margin:2.2rem auto 0;padding:0 1.25rem;display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.1rem}
.card{display:flex;flex-direction:column;gap:.45rem;background:#fff;border:1px solid var(--rule);border-radius:14px;padding:1.3rem 1.3rem 1.15rem;text-decoration:none;color:var(--text);transition:transform .2s,box-shadow .2s,border-color .2s;position:relative;overflow:hidden;animation-name:hubSweep;animation-duration:28s;animation-delay:var(--sweep-delay,6s);animation-iteration-count:infinite;animation-timing-function:linear}
.card:hover{transform:translateY(-3px);box-shadow:0 14px 34px rgba(0,51,40,.16);border-color:var(--mint)}
.grid:hover .card{animation-play-state:paused}
@keyframes hubSweep{0%{border-color:var(--rule);box-shadow:none}2.3%{border-color:var(--mint);box-shadow:0 0 20px rgba(29,211,160,.22)}3.25%{border-color:var(--mint);box-shadow:0 0 20px rgba(29,211,160,.22)}5.6%{border-color:var(--rule);box-shadow:none}100%{border-color:var(--rule);box-shadow:none}}
.card .num{font-family:'IBM Plex Mono',monospace;font-size:.68rem;font-weight:600;letter-spacing:.14em;color:var(--amber)}
.card h2{font-family:'Poppins',sans-serif;font-weight:700;font-size:1.08rem;color:var(--ink);line-height:1.3}
.card p{font-size:.86rem;color:var(--soft);line-height:1.5}
.card .cmeta{display:flex;justify-content:space-between;align-items:center;margin-top:.5rem;font-family:'IBM Plex Mono',monospace;font-size:.64rem;letter-spacing:.1em;color:var(--soft)}
.card .cmeta .go{color:var(--mint);font-size:1rem}
.card.soon{opacity:.65;pointer-events:none}
main.prose{max-width:960px;margin:2.2rem auto 0;padding:0 1.25rem}
main.prose h2{font-family:'Poppins',sans-serif;font-weight:700;color:var(--ink);font-size:1.3rem;margin:2rem 0 .6rem}
main.prose p{max-width:72ch;margin-bottom:.9rem}
.menu-foot{background:var(--ink);color:var(--muted);margin-top:3.5rem;padding:1.6rem 1.25rem;font-family:'IBM Plex Mono',monospace;font-size:.66rem;letter-spacing:.1em}
.menu-foot .row{max-width:1100px;margin:0 auto;display:flex;flex-wrap:wrap;justify-content:space-between;gap:.7rem;align-items:center}
.menu-foot b{color:var(--paper)}
.menu-foot a{color:var(--mint);text-decoration:none}
.disclaimer{max-width:1100px;margin:.8rem auto 0}
.disclaimer-trigger{background:none;border:none;color:var(--muted);font-family:'IBM Plex Mono',monospace;font-size:.62rem;letter-spacing:.12em;cursor:pointer;display:flex;align-items:center;gap:.35rem;padding:.2rem 0;text-transform:uppercase}
.disclaimer-trigger:hover{color:var(--mint)}
.disclaimer-panel{display:none;font-family:'Inter',sans-serif;font-size:.72rem;letter-spacing:0;line-height:1.6;color:#86a89b;max-width:880px;padding:.5rem 0 0}
.disclaimer.open .disclaimer-panel{display:block}
.disclaimer.open .caret{transform:rotate(180deg)}
.caret{display:inline-block;transition:transform .2s}
/* tools */
.tool-panel{max-width:760px;margin:2.2rem auto 0;padding:0 1.25rem}
.tool-card{background:#fff;border:1px solid var(--rule);border-radius:16px;padding:1.8rem 1.7rem;box-shadow:0 14px 40px rgba(0,51,40,.08)}
.tq{margin-bottom:1.15rem}
.tq .q{font-family:'Poppins',sans-serif;font-weight:600;font-size:.95rem;color:var(--ink);margin-bottom:.45rem}
.opts{display:flex;flex-wrap:wrap;gap:.5rem}
.opt{font-family:'Poppins',sans-serif;font-weight:600;font-size:.82rem;border:1.5px solid var(--rule);background:#fff;color:var(--soft);border-radius:999px;padding:.45rem 1.05rem;cursor:pointer}
.opt:hover{border-color:var(--mint)}
.opt.sel{background:var(--ink);border-color:var(--ink);color:#fff}
select.tsel{font-family:'Inter',sans-serif;font-size:.92rem;padding:.55rem .8rem;border:1.5px solid var(--rule);border-radius:10px;background:#fff;color:var(--text);width:100%;max-width:420px}
.tbtn{font-family:'Poppins',sans-serif;font-weight:700;font-size:.95rem;background:var(--amber);color:#fff;border:none;border-radius:999px;padding:.8rem 1.8rem;cursor:pointer;margin-top:.5rem}
.tbtn:hover{filter:brightness(1.1)}
.tbtn:disabled{opacity:.45;cursor:not-allowed}
.result{display:none;margin-top:1.6rem;border-top:2px solid var(--mint);padding-top:1.4rem}
.result.show{display:block}
.score-big{font-family:'Poppins',sans-serif;font-weight:700;font-size:3.2rem;color:var(--ink);line-height:1}
.score-big small{font-size:1.2rem;color:var(--soft);font-weight:600}
.verdict{font-family:'Poppins',sans-serif;font-weight:700;font-size:1.15rem;margin:.5rem 0 .9rem}
.verdict.good{color:#0c8a64}.verdict.mid{color:var(--amber)}.verdict.bad{color:#c43c00}
.gap{border-left:3px solid var(--amber);background:#fff4ec;border-radius:0 8px 8px 0;padding:.6rem .9rem;margin:.5rem 0;font-size:.88rem}
.gap b{color:var(--ink)}
.rec-block{border-left:3px solid var(--mint);background:#ecf7f3;border-radius:0 8px 8px 0;padding:.8rem 1rem;margin:.6rem 0;font-size:.9rem}
.rec-block h3{font-family:'Poppins',sans-serif;font-size:.95rem;color:var(--ink);margin-bottom:.3rem}
.warn-block{border-left:3px solid #c43c00;background:#fdeee8;border-radius:0 8px 8px 0;padding:.8rem 1rem;margin:.6rem 0;font-size:.9rem}
.cta-band{max-width:960px;margin:2.6rem auto 0;padding:0 1.25rem}
.cta-band .inner{background:linear-gradient(160deg,var(--ink) 0%,var(--ink2) 100%);border-radius:16px;color:var(--paper);padding:1.8rem 1.7rem}
.cta-band h2{font-family:'Poppins',sans-serif;font-size:1.3rem;color:#fff;margin-bottom:.4rem}
.cta-band p{color:var(--muted);font-size:.95rem;max-width:62ch}
.cta-band .btns{display:flex;flex-wrap:wrap;gap:.7rem;margin-top:1.1rem}
.cta-band a.b1{font-family:'Poppins',sans-serif;font-weight:600;font-size:.9rem;background:var(--amber);color:#fff;border-radius:999px;padding:.65rem 1.4rem;text-decoration:none}
.cta-band a.b2{font-family:'Poppins',sans-serif;font-weight:600;font-size:.9rem;border:1.5px solid var(--mint);color:var(--mint);border-radius:999px;padding:.65rem 1.4rem;text-decoration:none}
/* answers + glossary */
.qa{max-width:860px;margin:0 auto;padding:0 1.25rem}
.qa h2.cat{font-family:'IBM Plex Mono',monospace;font-size:.78rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--amber);margin:2.4rem 0 .8rem;border-bottom:2px solid var(--rule);padding-bottom:.4rem}
details.q{background:#fff;border:1px solid var(--rule);border-radius:12px;margin-bottom:.7rem;overflow:hidden}
details.q summary{font-family:'Poppins',sans-serif;font-weight:600;font-size:.98rem;color:var(--ink);padding:1rem 1.2rem;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:1rem;align-items:center}
details.q summary::-webkit-details-marker{display:none}
details.q summary:after{content:"+";font-family:'Poppins',sans-serif;color:var(--mint);font-size:1.3rem;font-weight:700;flex-shrink:0}
details.q[open] summary:after{content:"–"}
details.q .a{padding:0 1.2rem 1.1rem;font-size:.92rem;color:var(--text)}
details.q .a p{margin-bottom:.7rem;max-width:72ch}
details.q .a a{color:var(--ink2);font-weight:600}
.term{background:#fff;border:1px solid var(--rule);border-radius:12px;padding:1rem 1.2rem;margin-bottom:.7rem}
.term h3{font-family:'Poppins',sans-serif;font-weight:700;font-size:1rem;color:var(--ink)}
.term p{font-size:.9rem;margin-top:.3rem;max-width:72ch}
.term .why{font-size:.84rem;color:var(--soft);margin-top:.35rem}
.term .why b{color:var(--amber)}
.term a{color:var(--ink2);font-weight:600}
.az{display:flex;flex-wrap:wrap;gap:.4rem;max-width:860px;margin:1.6rem auto 0;padding:0 1.25rem}
.az a{font-family:'IBM Plex Mono',monospace;font-size:.74rem;font-weight:600;border:1px solid var(--rule);border-radius:8px;padding:.3rem .6rem;text-decoration:none;color:var(--ink2)}
.az a:hover{border-color:var(--mint)}
.letter-h{font-family:'Poppins',sans-serif;font-weight:700;font-size:1.5rem;color:var(--amber);max-width:860px;margin:2rem auto .6rem;padding:0 1.25rem}
/* vault */
.gate-note{font-size:.8rem;color:var(--soft);max-width:60ch;margin:.8rem auto 0;text-align:center}
form.gate{max-width:520px;margin:2rem auto 0;padding:0 1.25rem}
form.gate label{display:block;font-family:'Poppins',sans-serif;font-weight:600;font-size:.84rem;color:var(--ink);margin:.9rem 0 .3rem}
form.gate input,form.gate select{width:100%;font-family:'Inter',sans-serif;font-size:.95rem;padding:.65rem .8rem;border:1.5px solid var(--rule);border-radius:10px;background:#fff}
form.gate input:focus,form.gate select:focus{outline:none;border-color:var(--mint)}
form.gate .chk{display:flex;gap:.5rem;align-items:flex-start;margin-top:1rem;font-size:.82rem;color:var(--soft)}
form.gate .chk input{width:auto;margin-top:.2rem}
form.gate button{width:100%;margin-top:1.3rem}
@media (prefers-reduced-motion:reduce){.card{animation-name:none}}

[id]{scroll-margin-top:112px}

/* ===== visual upgrades ===== */
/* 5. hero grid texture + glow (matches OG/video brand) */
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(29,211,160,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(29,211,160,.055) 1px,transparent 1px);background-size:44px 44px;pointer-events:none}
.hero::after{content:"";position:absolute;left:50%;top:-45%;width:760px;height:560px;transform:translateX(-50%);background:radial-gradient(closest-side,rgba(29,211,160,.16),transparent 72%);pointer-events:none}
.hero>*{position:relative;z-index:1}
/* 6. shelf chips */
.num-row{display:flex;justify-content:space-between;align-items:center;gap:.5rem}
.fchip{font-family:'IBM Plex Mono',monospace;font-size:.58rem;font-weight:600;letter-spacing:.12em;padding:.2rem .55rem;border-radius:6px;border:1px solid;white-space:nowrap}
.fchip.docx{color:#b54a00;border-color:var(--amber);background:rgba(255,105,0,.08)}
.fchip.xlsx{color:#0c6b50;border-color:#0c8a64;background:rgba(12,138,100,.09)}
.fchip.instant{color:#fff;border-color:var(--amber);background:var(--amber)}
/* 8. guide-card glyphs */
.card .glyph{width:42px;height:42px;border-radius:10px;background:rgba(29,211,160,.1);border:1px solid rgba(29,211,160,.35);display:flex;align-items:center;justify-content:center;margin-bottom:.2rem}
.card .glyph.amber{background:rgba(255,105,0,.08);border-color:rgba(255,105,0,.4)}
/* 9. chapter band divider */
.chapter-band{background:linear-gradient(160deg,var(--ink) 0%,var(--ink2) 100%);color:var(--paper);padding:2.4rem 1.25rem 2.2rem;text-align:center;margin:3.2rem 0 1.8rem;position:relative;overflow:hidden}
.chapter-band::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(29,211,160,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(29,211,160,.055) 1px,transparent 1px);background-size:44px 44px;pointer-events:none}
.chapter-band>*{position:relative;z-index:1}
.chapter-band h2{font-family:'Poppins',sans-serif;font-weight:700;font-size:clamp(1.4rem,3.5vw,2rem);color:#fff;margin:.5rem 0 .4rem}
.chapter-band h2 em{font-style:normal;color:var(--amber)}
.chapter-band p{color:var(--muted);max-width:58ch;margin:0 auto;font-size:.95rem}
/* 1. live search bar */
.search-bar{position:sticky;top:99px;z-index:35;background:rgba(249,250,252,.92);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--rule);padding:.7rem max(1.25rem,calc((100% - 860px)/2 + 1.25rem))}
.search-bar .si{position:relative;max-width:860px}
.search-bar input{width:100%;font-family:'Inter',sans-serif;font-size:1rem;padding:.7rem 1rem .7rem 2.6rem;border:1.5px solid var(--rule);border-radius:999px;background:#fff;color:var(--text)}
.search-bar input:focus{outline:none;border-color:var(--mint);box-shadow:0 0 0 3px rgba(29,211,160,.15)}
.search-bar svg{position:absolute;left:1rem;top:50%;transform:translateY(-50%);pointer-events:none}
.no-results{display:none;max-width:860px;margin:1.5rem auto;padding:0 1.25rem;color:var(--soft);font-size:.95rem}
.no-results.show{display:block}
/* 10. back-to-top */
.to-top{position:fixed;right:22px;bottom:22px;z-index:70;width:46px;height:46px;border-radius:50%;background:var(--ink);color:var(--mint);border:1.5px solid var(--mint);display:flex;align-items:center;justify-content:center;font-size:1.15rem;cursor:pointer;opacity:0;pointer-events:none;transition:opacity .25s,transform .25s;transform:translateY(8px);box-shadow:0 10px 28px rgba(0,51,40,.32)}
.to-top.show{opacity:1;pointer-events:auto;transform:translateY(0)}
.to-top:hover{background:var(--ink2)}
/* 2. scorer ring gauge */
.gauge-wrap{display:flex;align-items:center;gap:1.4rem;flex-wrap:wrap}
.gauge{width:130px;height:130px;flex-shrink:0}
.gauge .track{fill:none;stroke:var(--rule);stroke-width:10}
.gauge .fill{fill:none;stroke:var(--mint);stroke-width:10;stroke-linecap:round;transform:rotate(-90deg);transform-origin:50% 50%;transition:stroke .3s}
.gauge text{font-family:'Poppins',sans-serif;font-weight:700;fill:var(--ink)}
/* 3. media tiles */
.tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(132px,1fr));gap:.6rem;margin-top:.2rem}
.tile{display:flex;flex-direction:column;align-items:center;gap:.45rem;padding:.85rem .5rem .75rem;border:1.5px solid var(--rule);border-radius:12px;background:#fff;cursor:pointer;font-family:'Poppins',sans-serif;font-weight:600;font-size:.74rem;color:var(--soft);text-align:center;transition:border-color .15s,transform .15s}
.tile:hover{border-color:var(--mint);transform:translateY(-2px)}
.tile.sel{background:var(--ink);border-color:var(--ink);color:#fff}
.tile.sel svg path,.tile.sel svg rect,.tile.sel svg circle,.tile.sel svg line,.tile.sel svg ellipse{stroke:var(--mint)}

/* ===== slickness pass ===== */
/* 8. view transitions (progressive) */
@view-transition{navigation:auto}
::view-transition-old(root){animation-duration:.18s}
::view-transition-new(root){animation-duration:.18s}
/* 9. selection + scrollbar */
::selection{background:rgba(29,211,160,.35);color:inherit}
*{scrollbar-width:thin;scrollbar-color:#b9cfc6 transparent}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:#b9cfc6;border-radius:99px;border:2px solid transparent;background-clip:content-box}
::-webkit-scrollbar-thumb:hover{background:#8fb3a6;border:2px solid transparent;background-clip:content-box}
@media (prefers-reduced-motion:no-preference){
/* 1. scroll reveal */
.rv{opacity:0;transform:translateY(14px);transition:opacity .55s cubic-bezier(.16,1,.3,1),transform .55s cubic-bezier(.16,1,.3,1);transition-delay:var(--rvd,0s)}
.rv.in{opacity:1;transform:none}
/* 5. hover language */
.card .go,.choice-arrow{transition:transform .18s cubic-bezier(.16,1,.3,1)}
.card:hover .go{transform:translateX(5px)}
.card .glyph{transition:background .18s,border-color .18s}
.card:hover .glyph{background:rgba(29,211,160,.2);border-color:var(--mint)}
.card:hover .glyph.amber{background:rgba(255,105,0,.16);border-color:var(--amber)}
/* 7. result cascade */
@keyframes resIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.result.show>*{animation:resIn .45s cubic-bezier(.16,1,.3,1) both}
.result.show>*:nth-child(2){animation-delay:.07s}
.result.show>*:nth-child(3){animation-delay:.14s}
.result.show>*:nth-child(4){animation-delay:.21s}
.result.show>*:nth-child(5){animation-delay:.28s}
.result.show>*:nth-child(6){animation-delay:.35s}
.result.show>*:nth-child(7){animation-delay:.42s}
}