/* Área Conhecimento — complementa /css/site.css */
:root{--link:#1F4FA0;--ok-bg:#DDF3E8;--ok-ink:#1E6A47;--warn-bg:#FCEBD0;--warn-ink:#8A5A0A;--n-bg:#E9EDF4;--n-ink:#47557A;--lv-b:#2E63BE;--lv-s:#C99A3F;--lv-e:#0B2263}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--link:#8FB2F0;--ok-bg:#123D2C;--ok-ink:#8FE0B8;--warn-bg:#3D2C0C;--warn-ink:#F2C879;--n-bg:#1A2950;--n-ink:#B9C6E2;--lv-b:#6F98E6;--lv-e:#AFC3EE}}
:root[data-theme="dark"]{--link:#8FB2F0;--ok-bg:#123D2C;--ok-ink:#8FE0B8;--warn-bg:#3D2C0C;--warn-ink:#F2C879;--n-bg:#1A2950;--n-ink:#B9C6E2;--lv-b:#6F98E6;--lv-e:#AFC3EE}
.k-hero{background:linear-gradient(180deg,var(--navy),#081A4C);color:#fff;padding:3.2rem 0 2.6rem}
.k-crumbs{font-size:.82rem;color:#9FB0D6;margin-bottom:1rem}
.k-crumbs a{color:#C9D5EE}
.k-hero h1{font-size:clamp(1.9rem,4.2vw,3rem);font-weight:600;max-width:22ch;text-wrap:balance}
.k-hero h1 em{font-style:normal;color:var(--gold-2)}
.k-hero .sub{margin-top:1rem;color:#C9D5EE;font-size:1.06rem;max-width:62ch}
.k-quick{margin-top:1.8rem;display:grid;grid-template-columns:auto minmax(0,1fr);gap:.2rem 1rem;max-width:780px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:14px;padding:1rem 1.2rem}
.k-quick b{font-family:var(--font-d);font-size:.78rem;letter-spacing:.06em;text-transform:uppercase;color:var(--gold-2);grid-row:span 2;padding-top:.2rem}
.k-quick p{color:#E3EAF8}
.k-quick small{color:#9FB0D6;font-size:.8rem}
@media (max-width:560px){.k-quick{grid-template-columns:1fr}.k-quick b{grid-row:auto}}
.k-meta{display:flex;flex-wrap:wrap;gap:.4rem 1.4rem;margin-top:1.4rem;font-size:.82rem;color:#9FB0D6}
.k-meta b{color:#fff;font-weight:600}
.k-layout{display:grid;grid-template-columns:220px minmax(0,1fr);gap:3rem;padding:3rem 0 4rem}
.k-toc{position:sticky;top:96px;align-self:start;font-size:.9rem;min-width:0}
.k-toc h2{font:700 .72rem var(--font-d);letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3);margin:0 0 .6rem}
.k-toc ol{list-style:none;margin:0;padding:0;display:grid;gap:.1rem;border-left:1px solid var(--line)}
.k-toc a{display:block;padding:.4rem .9rem;color:var(--ink-2);text-decoration:none;margin-left:-1px;border-left:2px solid transparent}
.k-toc a:hover{color:var(--ink)}
.k-toc a.on{color:var(--ink);border-left-color:var(--gold);font-weight:600}
@media (max-width:960px){.k-layout{grid-template-columns:minmax(0,1fr);gap:1.5rem}.k-toc{position:static}.k-toc ol{grid-auto-flow:column;grid-auto-columns:max-content;overflow-x:auto;border-left:0;border-bottom:1px solid var(--line)}.k-toc a{border-left:0;border-bottom:2px solid transparent;margin:0 0 -1px}.k-toc a.on{border-bottom-color:var(--gold)}}
.k-main{min-width:0;display:grid;grid-template-columns:minmax(0,1fr);gap:4rem}
.k-main section{padding:0}
.k-main section>header{display:grid;gap:.5rem;margin-bottom:1.6rem}
.k-eyebrow{font:700 .74rem var(--font-d);letter-spacing:.08em;text-transform:uppercase;color:var(--gold-ink)}
.k-main h2{font-size:clamp(1.45rem,2.6vw,1.95rem);font-weight:600;text-wrap:balance}
.k-main h3{font-size:1.05rem;font-weight:600}
.k-main header p{color:var(--ink-2);max-width:66ch}
.k-main a{color:var(--link)}
.chip{display:inline-flex;align-items:center;gap:.35rem;font-size:.72rem;font-weight:700;padding:.18rem .55rem;border-radius:999px;white-space:nowrap;line-height:1.5}
.chip::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}
.c-ok{background:var(--ok-bg);color:var(--ok-ink)}.c-warn{background:var(--warn-bg);color:var(--warn-ink)}.c-n{background:var(--n-bg);color:var(--n-ink)}
.art{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.76rem;color:var(--ink-2);background:var(--bg-2);border:1px solid var(--line);border-radius:6px;padding:.1rem .4rem;white-space:nowrap}
.k-tl{list-style:none;margin:0;padding:0;counter-reset:t}
.k-tl li{display:grid;grid-template-columns:44px minmax(0,1fr);gap:1rem;position:relative;padding-bottom:1.3rem}
.k-tl li::before{counter-increment:t;content:counter(t);width:34px;height:34px;border-radius:50%;border:1.5px solid var(--gold);color:var(--gold-ink);display:grid;place-items:center;font:600 .85rem var(--font-d);background:var(--bg);position:relative;z-index:1}
.k-tl li::after{content:"";position:absolute;left:16px;top:34px;bottom:0;width:2px;background:var(--line)}
.k-tl li:last-child::after{display:none}
.k-tl .body{display:grid;gap:.3rem;padding-top:.3rem}
.k-tl .body p{color:var(--ink-2);font-size:.92rem}
.k-tl .row{display:flex;flex-wrap:wrap;gap:.4rem .6rem;align-items:center;font-size:.85rem}
.k-tl .row a{font-weight:600}
.k-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1rem}
.k-card{display:grid;gap:.5rem;align-content:start;border:1px solid var(--line);border-radius:14px;padding:1.2rem 1.3rem;background:var(--card);text-decoration:none;color:var(--ink)}
.k-main a.k-card{color:var(--ink)}
.k-card:hover{border-color:var(--royal)}
.k-card p{color:var(--ink-2);font-size:.92rem}
.k-card .go{font-weight:600;font-size:.88rem;color:var(--link)}
.k-tbl{overflow-x:auto}
.facts{width:100%;border-collapse:collapse;font-size:.92rem;min-width:540px}
.facts th{text-align:left;font-size:.72rem;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-3);padding:.5rem .6rem;border-bottom:1px solid var(--line);font-weight:700;background:transparent}
.facts td{padding:.75rem .6rem;border-bottom:1px solid var(--line);vertical-align:top;text-align:left}
.facts tr:last-child td{border-bottom:0}
.k-steps{margin:0;padding-left:1.2rem;display:grid;gap:.5rem;color:var(--ink-2)}
.k-steps b{color:var(--ink)}
.k-next{display:flex;flex-wrap:wrap;gap:.6rem}
.k-box{background:var(--bg-2);border-radius:14px;padding:1.2rem 1.3rem;display:grid;gap:.5rem}
.k-box p{color:var(--ink-2)}
.k-levels{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border:1px solid var(--line);border-radius:14px;overflow:hidden}
.k-levels>div{padding:1rem 1.1rem;border-left:1px solid var(--line);display:grid;gap:.2rem}
.k-levels>div:first-child{border-left:0}
.k-levels strong{font:600 2rem/1.1 var(--font-d);font-variant-numeric:tabular-nums}
.k-levels small{color:var(--ink-3);font-size:.8rem}
@media (max-width:560px){.k-levels{grid-template-columns:1fr}.k-levels>div{border-left:0;border-top:1px solid var(--line)}.k-levels>div:first-child{border-top:0}}
/* explorador */
.seg{margin:0;display:inline-flex;flex-wrap:wrap;background:var(--bg-2);border:1px solid var(--line);border-radius:11px;padding:3px;gap:2px}
.seg button{all:unset;cursor:pointer;padding:.45rem .85rem;border-radius:8px;font-weight:600;font-size:.85rem;color:var(--ink-2)}
.seg button[aria-pressed="true"]{background:var(--card);color:var(--ink);box-shadow:0 1px 3px rgba(11,26,63,.15)}
.seg button:focus-visible{outline:2px solid var(--gold-2)}
.ex-ctrl{display:grid;gap:.9rem;margin-bottom:1rem}
.ex-row{display:flex;flex-wrap:wrap;gap:.7rem;align-items:center}
.ex-row label{font-size:.8rem;font-weight:600;color:var(--ink-3)}
.ex-row select{width:auto}
.ex-row input[type=search]{flex:1;min-width:180px}
.tally{display:flex;flex-wrap:wrap;gap:.5rem 1.6rem;align-items:baseline;padding:.9rem 1.1rem;background:var(--bg-2);border-radius:12px;margin-bottom:1rem;font-size:.88rem;color:var(--ink-2)}
.tally strong{font:600 1.5rem/1 var(--font-d);color:var(--ink);font-variant-numeric:tabular-nums;margin-right:.3rem}
.legend{display:flex;flex-wrap:wrap;gap:.9rem;font-size:.8rem;color:var(--ink-2);margin-bottom:1rem}
.legend span{display:inline-flex;gap:.35rem;align-items:center}
.legend i{width:10px;height:10px;border-radius:2px;display:block}
.k-list{display:grid;gap:.5rem}
details.ctl{border:1px solid var(--line);border-radius:12px;background:var(--card)}
details.ctl[open]{border-color:color-mix(in srgb,var(--royal) 45%,var(--line))}
details.ctl summary{list-style:none;cursor:pointer;display:grid;grid-template-columns:86px minmax(0,1fr) auto;gap:.9rem;align-items:start;padding:.85rem 1rem}
details.ctl summary::-webkit-details-marker{display:none}
.cid{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.82rem;color:var(--link);padding-top:.1rem}
.ctl .tt{font-size:.92rem;font-weight:600;line-height:1.45;display:block}
.ctl .cat{display:block;font-size:.76rem;color:var(--ink-3);font-weight:500;margin-top:.15rem}
.dots{display:flex;gap:4px;padding-top:.3rem}
.dots i{width:9px;height:9px;border-radius:2px;display:block}
.lv-b{background:var(--lv-b)}.lv-s{background:var(--lv-s)}.lv-e{background:var(--lv-e)}
.ctl .inner{padding:0 1rem 1rem calc(86px + 1.9rem);display:grid;gap:.8rem}
@media (max-width:640px){details.ctl summary{grid-template-columns:minmax(0,1fr) auto}.cid{grid-column:1/-1}.ctl .inner{padding:0 1rem 1rem}}
.ctl .desc{font-size:.88rem;color:var(--ink-2)}
.ms{border-left:3px solid var(--line);padding:.2rem 0 .2rem .9rem;display:grid;gap:.35rem}
.ms.b{border-color:var(--lv-b)}.ms.s{border-color:var(--lv-s)}.ms.e{border-color:var(--lv-e)}
.ms .hd{display:flex;flex-wrap:wrap;gap:.4rem;align-items:center;font-size:.76rem;font-weight:700;color:var(--ink-3);text-transform:uppercase;letter-spacing:.05em}
.ms p{font-size:.9rem}
.ms .crit{font-size:.84rem;color:var(--ink-2)}
.ms .crit b{color:var(--ink)}
.how{font-size:.84rem;background:var(--bg-2);border-radius:9px;padding:.6rem .8rem;color:var(--ink-2)}
.how b{color:var(--ink)}
.refs{font-size:.78rem;color:var(--ink-3)}
.note{font-size:.82rem;color:var(--ink-3)}
/* calculadora */
.calc{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:1.5rem;border:1px solid var(--line);border-radius:16px;padding:1.5rem;background:var(--card)}
@media (max-width:760px){.calc{grid-template-columns:minmax(0,1fr)}}
.calc form{display:grid;gap:1rem;align-content:start}
.calc fieldset{border:0;margin:0;padding:0;display:grid;gap:.4rem;font-size:.9rem}
.calc fieldset label{display:flex;gap:.5rem;align-items:flex-start}
.calc fieldset input{width:auto;margin-top:.3rem}
.res{display:grid;gap:.9rem;align-content:start;min-width:0}
.res .big{font:600 clamp(1.4rem,3vw,1.9rem)/1.2 var(--font-d)}
.res .big small{display:block;font:500 .85rem var(--font-b);color:var(--ink-3);margin-bottom:.2rem}
.cal{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:3px;font-size:.74rem;font-variant-numeric:tabular-nums}
.cal .h{color:var(--ink-3);font-weight:700;text-align:center}
.cal .d{aspect-ratio:1;max-width:100%;display:grid;place-items:center;border-radius:6px;color:var(--ink-3)}
.cal .d.w{background:var(--bg-2);color:var(--ink-2)}
.cal .d.cnt{background:color-mix(in srgb,var(--royal) 18%,var(--bg));color:var(--ink);font-weight:700}
.cal .d.hol{background:var(--warn-bg);color:var(--warn-ink);font-weight:700}
.cal .d.start{outline:2px solid var(--royal);outline-offset:-2px;color:var(--ink);font-weight:700}
.cal .d.end{background:linear-gradient(135deg,var(--gold),var(--gold-2));color:#1A1405;font-weight:800}
.cal .mo{grid-column:1/-1;font:600 .8rem var(--font-d);margin-top:.5rem;color:var(--ink)}
/* perguntas */
.faq{display:grid;gap:.7rem}
.qa{border:1px solid var(--line);border-radius:12px;background:var(--card)}
.qa summary{list-style:none;cursor:pointer;padding:1rem 1.1rem;display:flex;gap:1rem;justify-content:space-between;align-items:flex-start;font-weight:600}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{content:"+";font:600 1.2rem/1 var(--font-d);color:var(--gold-ink)}
.qa[open] summary::after{content:"–"}
.qa .a{padding:0 1.1rem 1.1rem;display:grid;gap:.7rem}
.qa .a p{color:var(--ink-2);font-size:.93rem;max-width:68ch}
.qa .foot{display:flex;flex-wrap:wrap;gap:.5rem 1rem;align-items:center;font-size:.8rem;color:var(--ink-3)}
.ask{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:1.6rem;border:1px solid var(--line);border-radius:16px;padding:1.5rem;background:var(--bg-2)}
@media (max-width:760px){.ask{grid-template-columns:minmax(0,1fr)}}
.ask form{display:grid;gap:.9rem}
.ask textarea{min-height:120px}
.k-flow{list-style:none;margin:0;padding:0;display:grid;gap:.7rem;counter-reset:f}
.k-flow li{display:grid;grid-template-columns:30px 1fr;gap:.6rem;font-size:.9rem;color:var(--ink-2)}
.k-flow li::before{counter-increment:f;content:counter(f);width:26px;height:26px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;font:600 .78rem var(--font-d)}
.k-flow b{color:var(--ink)}
.k-disc{border-top:1px solid var(--line);padding-top:1.4rem;font-size:.84rem;color:var(--ink-3);display:grid;gap:.4rem}
.k-disc b{color:var(--ink-2)}
.k-ctrls{list-style:none;margin:0;padding:0;display:grid;gap:.6rem}
.k-ctrls li{display:grid;grid-template-columns:auto minmax(0,1fr);gap:.8rem;align-items:baseline;color:var(--ink-2);font-size:.94rem}
.k-ctrls a{text-decoration:none}