/* ISODYNAMICS — por René Brum Deslandes
   Layout: identidade RDFUNCIONAL — fundo preto, laranja oficial, títulos condensados,
   cartões translúcidos; seções como raias numeradas */
:root{
  --bg-top:#0b0b0c;
  --bg-bottom:#151516;
  --card:rgba(255,255,255,.06);
  --card-strong:rgba(255,255,255,.1);
  --border:rgba(255,255,255,.12);
  --ink:#f4f3ef;
  --muted:#a9a8a4;
  --orange:#ea872c;          /* extraído da logo oficial em fundo preto */
  --orange-soft:#f0a764;
  --orange-ink:#0b0b0c;
  --review:#5fb6ff;          /* só aparece no modo revisão */
  --display:"Anton","Oswald","Arial Narrow",Impact,sans-serif;
  --logo:"Oswald","Arial Narrow",Impact,sans-serif;
  --body:"Manrope","Segoe UI",Arial,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,Menlo,monospace;
  color-scheme:dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg-top)}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{margin:0;background:var(--bg-top);background-image:linear-gradient(180deg,var(--bg-top) 0%,var(--bg-bottom) 55%,var(--bg-top) 100%);color:var(--ink);font-family:var(--body);font-size:1.04rem;line-height:1.62}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid var(--orange);outline-offset:3px;border-radius:6px}
.wrap{max-width:1100px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
h1,h2,h3{font-family:var(--display);font-weight:400;text-transform:uppercase;line-height:1;margin:0;text-wrap:balance;letter-spacing:.01em}
p{margin:0}
.eyebrow{font-family:var(--mono);font-size:.76rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.orange{color:var(--orange)}
.muted{color:var(--muted)}
.prose{display:grid;gap:14px;max-width:62ch}
.prose p{color:var(--muted)}
.prose strong{color:var(--ink)}

/* Marca ISODYNAMICS no mesmo desenho do logo RD */
.mark{font-family:var(--logo);font-weight:700;letter-spacing:-.01em;text-decoration:none;line-height:1;white-space:nowrap}
.mark .a{color:var(--orange)}
.mark .b{color:var(--ink)}
.byline{font-family:var(--mono);font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);display:block;margin-top:4px}

/* Cabeçalho */
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:30;background:var(--bg-top)}
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:40;background:rgba(11,11,12,.9);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:14px;padding-block:10px}
.top .brand{display:grid;text-decoration:none}
.top .mark{font-size:1.55rem}
.top .inline{display:flex;gap:20px;list-style:none;margin:0;padding:0;font-weight:600;font-size:.92rem}
.top .inline a{text-decoration:none;color:var(--muted)}
.top .inline a:hover,.top .inline a[aria-current="page"]{color:var(--ink)}
.top .inline a[aria-current="page"]{box-shadow:inset 0 -2px 0 var(--orange)}
.top .right{display:flex;align-items:center;gap:10px}
.menu-btn{display:inline-flex;align-items:center;gap:8px;background:var(--card);color:var(--ink);border:1px solid var(--border);border-radius:999px;padding:8px 14px;font:inherit;font-weight:700;font-size:.9rem;cursor:pointer}
.menu-btn .bars{width:16px;height:10px;position:relative}
.menu-btn .bars::before,.menu-btn .bars::after{content:"";position:absolute;left:0;right:0;height:2px;background:currentColor;border-radius:2px}
.menu-btn .bars::before{top:0}.menu-btn .bars::after{bottom:0}
@media (max-width:980px){.top .inline{display:none}}
@media (max-width:420px){.top .pill.hide-sm{display:none}}

/* Menu completo */
.menu{position:fixed;inset:0;z-index:60;background:var(--bg-top);overflow-y:auto;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
.menu .wrap{padding-block:14px 40px;display:grid;gap:22px}
.menu .head{display:flex;justify-content:space-between;align-items:center;gap:12px}
.menu nav ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.menu nav a{display:grid;gap:2px;text-decoration:none;padding:14px 16px;border:1px solid var(--border);border-radius:14px;background:var(--card)}
.menu nav a b{font-family:var(--display);font-weight:400;text-transform:uppercase;font-size:1.35rem;line-height:1.1}
.menu nav a span{color:var(--muted);font-size:.86rem}
.menu nav a[aria-current="page"]{border-color:var(--orange)}
.menu nav a[aria-current="page"] b{color:var(--orange)}
@media (max-width:560px){.menu nav ul{grid-template-columns:1fr}}

.pill{display:inline-block;background:var(--orange);color:var(--orange-ink);padding:9px 16px;border-radius:999px;text-decoration:none;font-weight:700;font-size:.9rem;border:0;cursor:pointer;font-family:inherit}
.btn{display:inline-block;padding:14px 24px;border-radius:14px;font-weight:700;text-decoration:none;font-family:inherit;font-size:1rem;cursor:pointer;border:0}
.btn.solid{background:var(--orange);color:var(--orange-ink)}
.btn.ghost{background:var(--card);border:1px solid var(--border);color:var(--ink)}
.actions{display:flex;flex-wrap:wrap;gap:12px}

/* Hero da página inicial */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--border)}
.hero .lanes{position:absolute;inset:0;pointer-events:none;opacity:.5;background:repeating-linear-gradient(180deg,transparent 0 calc(25% - 1px),rgba(255,255,255,.1) calc(25% - 1px) 25%)}
.hero .finish{position:absolute;top:0;bottom:0;right:12%;width:2px;background:linear-gradient(180deg,transparent,var(--orange),transparent);opacity:.7}
.hero .wrap{position:relative;padding-block:72px 64px;display:grid;gap:24px;justify-items:start}
.hero .mark{font-size:clamp(3.1rem,12.5vw,8.6rem)}
.hero h1{font-size:clamp(1.9rem,5vw,3.2rem)}
.hero h1 .orange{display:inline-block;animation:hold 2.4s ease-in-out .3s 1}
@keyframes hold{0%,100%{transform:scaleX(1)}35%,75%{transform:scaleX(1.04)}}
.hero p.lead{font-size:clamp(1.08rem,2.2vw,1.3rem);max-width:40ch;color:var(--muted)}
.hero .split{position:absolute;right:max(16px,env(safe-area-inset-right,0px));bottom:14px;font-family:var(--mono);font-size:.75rem;color:var(--muted);letter-spacing:.12em}

/* Cabeçalho das páginas internas */
.page-head{border-bottom:1px solid var(--border);position:relative;overflow:hidden}
.page-head .lanes{position:absolute;inset:0;pointer-events:none;opacity:.4;background:repeating-linear-gradient(180deg,transparent 0 calc(33.3% - 1px),rgba(255,255,255,.1) calc(33.3% - 1px) 33.3%)}
.page-head .wrap{position:relative;padding-block:56px 48px;display:grid;gap:16px;justify-items:start}
.page-head h1{font-size:clamp(2.6rem,8vw,5.2rem)}
.page-head p.lead{font-size:clamp(1.05rem,2vw,1.22rem);max-width:52ch;color:var(--muted)}
.page-head img.page-logo{width:min(520px,100%)}

/* Seções como raias */
section.lane{border-bottom:1px solid var(--border)}
section.lane > .wrap{padding-block:72px;display:grid;grid-template-columns:110px 1fr;gap:30px}
.lane-tag{font-family:var(--display);font-size:4.4rem;line-height:.85;color:var(--orange)}
.lane-tag small{display:block;font-family:var(--mono);font-size:.68rem;letter-spacing:.14em;color:var(--muted);margin-top:12px;text-transform:uppercase}
.lane-body{min-width:0;display:grid;gap:26px}
.lane-body h2{font-size:clamp(2.2rem,5.5vw,3.6rem)}
.lane-body > p{max-width:62ch;color:var(--muted)}
@media (max-width:700px){section.lane > .wrap{grid-template-columns:1fr;gap:10px;padding-block:52px}.lane-tag{font-size:3rem}}
section.block > .wrap{padding-block:64px;display:grid;gap:24px}
section.block h2{font-size:clamp(2rem,5vw,3.2rem)}
section.block + section.block > .wrap{padding-top:0}

/* Cartões */
.card{background:var(--card);border:1px solid var(--border);border-radius:18px;padding:22px;min-width:0}
.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
@media (max-width:820px){.grid3{grid-template-columns:1fr}}
@media (max-width:640px){.grid2{grid-template-columns:1fr}}
.card h3{font-size:1.7rem;margin-bottom:8px}
.card p{color:var(--muted)}
.card .eyebrow{display:block;margin-bottom:8px;color:var(--orange-soft)}

.iso{display:grid;gap:10px;align-content:start}
.iso h3{font-size:2.1rem;margin:0}
.iso .what{font-family:var(--mono);font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;color:var(--orange-soft)}
.term{display:grid;gap:6px}
.term b{font-family:var(--display);font-weight:400;font-size:1.45rem;text-transform:uppercase;color:var(--orange)}
.term span{color:var(--muted);font-size:.97rem}
.who{list-style:none;margin:0;padding:0}
.who li{display:grid;gap:4px}
.who strong{font-weight:700;font-size:1.08rem}
.who span{color:var(--muted)}

/* Estúdio */
.rd-logo{width:min(440px,100%)}
.studio{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:16px;align-items:start}
.studio > p{color:var(--muted);max-width:56ch}
.facts{display:grid;gap:0;padding:6px 20px;margin:0}
.facts div{display:flex;justify-content:space-between;gap:16px;padding:12px 0;border-bottom:1px solid var(--border)}
.facts div:last-child{border-bottom:0}
.facts dt{color:var(--muted);margin:0}
.facts dd{margin:0;font-weight:700;text-align:right}
.aluno{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px}
.aluno p b{display:block;font-family:var(--display);font-weight:400;text-transform:uppercase;font-size:1.3rem;color:var(--orange)}
.aluno p span{color:var(--muted);font-size:.95rem}
@media (max-width:760px){.studio{grid-template-columns:1fr}}

/* Sobre */
.about{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:16px;align-items:start}
.about p{margin:0 0 14px;max-width:58ch}
.stats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.stat{display:grid;gap:4px}
.stat .k{font-family:var(--display);font-size:2.2rem;line-height:1;color:var(--orange);font-variant-numeric:tabular-nums}
.stat .v{color:var(--muted);font-size:.93rem}
@media (max-width:760px){.about{grid-template-columns:1fr}}

/* Universo (links para as páginas) */
.explore{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.explore a{text-decoration:none;display:grid;gap:6px;align-content:start;transition:border-color .2s,transform .2s}
.explore a:hover{border-color:var(--orange);transform:translateY(-2px)}
.explore b{font-family:var(--display);font-weight:400;text-transform:uppercase;font-size:1.5rem}
.explore span{color:var(--muted);font-size:.95rem}
@media (max-width:820px){.explore{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:480px){.explore{grid-template-columns:1fr}}

/* Contato */
.contact .wrap{padding-block:72px;display:grid;gap:24px}
.contact h2{font-size:clamp(2.6rem,8vw,5.4rem)}
.channels{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:14px}
.channel{display:grid;gap:6px;text-decoration:none}
.channel .val{font-weight:700;font-size:1.05rem;word-break:break-word}
a.channel:hover{border-color:var(--orange)}

/* Passos (sequência real) */
.steps{list-style:none;margin:0;padding:0;display:grid;gap:12px;counter-reset:s}
.steps li{display:grid;grid-template-columns:auto 1fr;gap:16px;align-items:start}
.steps li::before{counter-increment:s;content:counter(s);font-family:var(--display);font-size:2rem;line-height:1;color:var(--orange);min-width:1.4ch}
.steps li b{display:block;font-weight:700}
.steps li span{color:var(--muted)}
.steps li > div{min-width:0}

/* Status: solicitação x confirmado */
.status-row{display:flex;flex-wrap:wrap;gap:10px}
.status{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border-radius:999px;font-weight:700;font-size:.85rem;border:1px solid var(--border)}
.status::before{content:"";width:9px;height:9px;border-radius:50%;background:currentColor}
.status.wait{color:#f2c14e}
.status.ok{color:#6fd08c}

/* Formulários */
form.form{display:grid;gap:14px}
.field{display:grid;gap:6px;min-width:0}
.field label{font-weight:700;font-size:.92rem}
.field label small{font-weight:500;color:var(--muted)}
.field input,.field select,.field textarea{width:100%;font:inherit;color:var(--ink);background:rgba(255,255,255,.07);border:1px solid var(--border);border-radius:12px;padding:12px 14px}
.field textarea{min-height:110px;resize:vertical}
.field select option{background:#151516}
.form-note{font-size:.9rem;color:var(--muted)}
.form-msg{border-radius:12px;padding:12px 14px;font-weight:600;background:var(--card-strong);border:1px solid var(--border)}
.hp{position:absolute;left:-9999px}

/* Biblioteca */
.filters{display:flex;flex-wrap:wrap;gap:10px;align-items:end}
.filters .field{min-width:150px;flex:1}
.lib-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}
.lib-item{display:grid;gap:8px;text-decoration:none;align-content:start}
.lib-item:hover{border-color:var(--orange)}
.tags{display:flex;flex-wrap:wrap;gap:6px}
.tag{font-family:var(--mono);font-size:.7rem;letter-spacing:.06em;text-transform:uppercase;padding:3px 8px;border-radius:999px;border:1px solid var(--border);color:var(--muted)}
.tag.free{color:#6fd08c;border-color:rgba(111,208,140,.4)}
.tag.paid{color:var(--orange-soft);border-color:rgba(234,135,44,.45)}
.empty{text-align:left;display:grid;gap:8px;border-style:dashed}
.empty b{font-family:var(--display);font-weight:400;text-transform:uppercase;font-size:1.4rem}

/* Tabela de provas */
.table-wrap{overflow-x:auto;border:1px solid var(--border);border-radius:18px;background:var(--card)}
table{border-collapse:collapse;width:100%;min-width:520px;font-variant-numeric:tabular-nums}
th,td{text-align:left;padding:12px 16px;border-bottom:1px solid var(--border)}
th{font-family:var(--mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-weight:500}
tr:last-child td{border-bottom:0}
td.time{font-family:var(--display);font-size:1.4rem;color:var(--orange)}

/* Perguntas */
details.faq{border-bottom:1px solid var(--border);padding:14px 0}
details.faq summary{cursor:pointer;font-weight:700;list-style:none}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary::before{content:"+";color:var(--orange);font-weight:800;margin-right:10px}
details.faq[open] summary::before{content:"–"}
details.faq p{color:var(--muted);margin-top:8px;max-width:62ch}

footer{border-top:1px solid var(--border);padding-block:30px;font-size:.88rem;color:var(--muted)}
footer .wrap{display:grid;gap:18px}
footer .cols{display:flex;flex-wrap:wrap;justify-content:space-between;gap:18px}
footer ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px 16px}
footer a{text-decoration:none}
footer a:hover{color:var(--ink)}

/* ===== Modo revisão (só na prévia; o site publicado esconde tudo isso) ===== */
.todo,.needs{display:none!important}
html.review .todo{display:block!important;border:1.5px dashed var(--review);border-radius:14px;padding:12px 14px;color:var(--review);font-size:.9rem;background:rgba(95,182,255,.07)}
html.review .todo::before{content:"A FORNECER · ";font-family:var(--mono);font-size:.72rem;letter-spacing:.1em}
html.review span.todo{display:inline-block!important;padding:2px 8px}
html.review .needs{display:revert!important;outline:1.5px dashed var(--review);outline-offset:3px}
html.review .needs.card,html.review .needs.channel{display:grid!important}
html.review .rev{background:rgba(95,182,255,.12);box-shadow:inset 0 -2px 0 var(--review);cursor:help}
html.review .rev::after{content:" ⓘ " attr(data-note);color:var(--review);font-size:.78rem;font-weight:600;display:block;margin-top:4px}
html.review .chg{background:rgba(95,182,255,.12);box-shadow:inset 0 -2px 0 var(--review)}
html.review .chg::after{content:" ✎ alterado — antes: " attr(data-antes);color:var(--review);font-size:.78rem;font-weight:600;display:block;margin-top:4px}
.review-bar{display:none}
html.review .review-bar{display:block;background:var(--review);color:#06121e;font-size:.86rem;font-weight:700}
html.review .review-bar .wrap{padding-block:8px;display:flex;flex-wrap:wrap;gap:6px 14px;justify-content:space-between}

.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* Planos */
.plans{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.plan{display:grid;gap:4px;align-content:start}
.plan .price{white-space:nowrap;font-family:var(--display);font-size:clamp(1.7rem,6.5vw,2.4rem);line-height:1;font-variant-numeric:tabular-nums}
.plan .price small{font-size:.5em}
.plan .per{color:var(--muted);font-size:.9rem}
.plan.best{border-color:var(--orange)}
.plan.best .price{color:var(--orange)}
@media (max-width:820px){.plans{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* Conteúdo editável */
.timeline{display:grid;gap:12px}
.tl-item{display:grid;grid-template-columns:120px 1fr;gap:16px;align-items:start}
.tl-when{font-family:var(--display);font-size:1.4rem;line-height:1.1;color:var(--orange);font-variant-numeric:tabular-nums}
.tl-body{display:grid;gap:6px;min-width:0}
.tl-body b{font-size:1.06rem}
.tl-body p{color:var(--muted)}
@media (max-width:560px){.tl-item{grid-template-columns:1fr;gap:6px}}
.blocos{display:grid;gap:14px}
.bloco h3{font-size:1.8rem;margin-bottom:10px}
.iso p + p{margin-top:8px}
.rich-h{font-size:1.6rem;margin-top:8px;color:var(--ink)}

/* Leituras */
.leitura-card{display:grid;gap:8px;text-decoration:none;align-content:start}
.leitura-card b{font-family:var(--display);font-weight:400;text-transform:uppercase;font-size:1.5rem;line-height:1.1}
.leitura-card:hover{border-color:var(--orange)}
.leitura-card .tag{justify-self:start;text-transform:none}
.leitura-view{display:grid;gap:16px;max-width:720px}
.leitura-view h1{font-size:clamp(2.2rem,6vw,3.6rem)}
.leitura-view .lead{font-size:1.15rem;color:var(--muted)}
.leitura-view .back{color:var(--orange-soft);text-decoration:none;font-weight:700}
.artigo p{color:var(--ink);opacity:.92}
.fonte{display:grid;gap:4px}
.fonte a{color:var(--orange-soft);font-weight:700;margin-top:6px}

[hidden]{display:none!important}