@import url("https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&family=Manrope:wght@500;600;700;800&display=swap");

:root {
  color-scheme: dark;
  --bg: #10161d;
  --surface: #17212c;
  --surface-2: #1d2936;
  --line: #334253;
  --text: #f2f5f7;
  --muted: #96a6b8;
  --blue: #72a7dc;
  --cyan: #57d4e7;
  --amber: #f3b64c;
  --display: "Manrope", sans-serif;
  --sans: "DM Sans", sans-serif;
  --mono: "IBM Plex Mono", monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background:
    radial-gradient(circle at 10% -10%, rgba(63, 111, 160, 0.22), transparent 36rem),
    var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.65;
}

a { color: inherit; text-decoration: none; }

.shell { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }

.topbar {
  position: sticky;
  z-index: 10;
  top: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  margin-top: 16px;
  padding: 12px 18px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(23, 33, 44, 0.9);
  box-shadow: 0 14px 45px rgba(0, 0, 0, 0.24);
  backdrop-filter: blur(18px);
}

.brand { display: inline-flex; align-items: center; gap: 12px; font: 700 1.15rem var(--display); }
.brand b { color: var(--blue); font: 500 0.78rem var(--mono); }
.brand-mark { display: grid; grid-template-columns: repeat(2, 5px); gap: 4px; padding: 11px; border-radius: 50%; background: var(--text); }
.brand-mark i { width: 5px; height: 5px; border-radius: 50%; background: var(--surface); }

.topbar nav { display: flex; align-items: center; gap: 6px; }
.topbar nav a { padding: 10px 16px; border-radius: 999px; color: var(--muted); font-size: 0.9rem; font-weight: 600; }
.topbar nav a:hover, .topbar nav a[aria-current="page"] { color: var(--text); background: var(--surface-2); }
.language-toggle { min-width: 42px; padding: 9px 11px; border: 1px solid var(--line); border-radius: 999px; background: transparent; color: var(--text); cursor: pointer; font: 600 0.72rem var(--mono); }
.language-toggle:hover { border-color: var(--blue); color: var(--cyan); }

.notes-hero { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(260px, 0.65fr); gap: 56px; padding: 116px 0 88px; align-items: end; }
.kicker, .article-kicker { margin: 0 0 24px; color: var(--cyan); font: 600 0.72rem var(--mono); letter-spacing: 0.12em; text-transform: uppercase; }
.kicker::before, .article-kicker::before { content: ""; display: inline-block; width: 34px; height: 1px; margin-right: 12px; background: currentColor; vertical-align: middle; }
.notes-hero h1 { max-width: 820px; margin: 0; font: 800 clamp(3rem, 7.2vw, 6.8rem)/0.95 var(--display); letter-spacing: -0.065em; }
.notes-hero h1 em { color: var(--blue); font-style: normal; }
.notes-hero .lede { max-width: 680px; margin: 34px 0 0; color: var(--muted); font-size: clamp(1rem, 1.7vw, 1.22rem); }

.manifesto { border-left: 1px solid var(--line); padding-left: 26px; }
.manifesto span { color: var(--amber); font: 500 0.68rem var(--mono); letter-spacing: 0.1em; }
.manifesto strong { display: block; margin: 16px 0; font: 700 1.35rem/1.35 var(--display); }
.manifesto p { margin: 0; color: var(--muted); font-size: 0.94rem; }

.section-head { display: flex; justify-content: space-between; gap: 24px; padding: 22px 0; border-top: 1px solid var(--line); color: var(--muted); font: 500 0.72rem var(--mono); letter-spacing: 0.08em; text-transform: uppercase; }

.note-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; padding-bottom: 100px; }
.note-card { position: relative; display: grid; grid-template-columns: 50px 1fr; min-height: 360px; padding: 28px; overflow: hidden; border: 1px solid var(--line); border-radius: 28px; background: var(--surface); transition: transform 180ms ease, border-color 180ms ease, background 180ms ease; }
.note-card:first-child { grid-column: 1 / -1; min-height: 420px; }
.note-card:hover { transform: translateY(-4px); border-color: #4f6e8d; background: var(--surface-2); }
.note-number { color: var(--muted); font: 500 0.75rem var(--mono); }
.note-copy { align-self: end; max-width: 790px; }
.note-meta { color: var(--cyan); font: 500 0.68rem var(--mono); letter-spacing: 0.08em; text-transform: uppercase; }
.note-card h2 { max-width: 760px; margin: 14px 0 16px; font: 750 clamp(1.65rem, 4vw, 3.65rem)/1.06 var(--display); letter-spacing: -0.045em; }
.note-card:not(:first-child) h2 { font-size: clamp(1.6rem, 3vw, 2.45rem); }
.note-card p { max-width: 620px; margin: 0; color: var(--muted); }
.read-more { display: inline-flex; gap: 10px; margin-top: 28px; color: var(--text); font-weight: 700; }
.read-more b { color: var(--blue); }
.metric { position: absolute; top: 26px; right: 26px; padding: 8px 11px; border: 1px solid var(--line); border-radius: 999px; color: var(--amber); font: 500 0.7rem var(--mono); }

.guide-request { display: grid; grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr); gap: 48px; margin: 0 0 96px; padding: 38px; border: 1px solid var(--line); border-radius: 28px; background: linear-gradient(135deg, rgba(56, 104, 153, 0.16), var(--surface)); }
.guide-request h2 { margin: 0 0 14px; font: 750 clamp(2rem, 4vw, 3.2rem)/1.03 var(--display); letter-spacing: -0.05em; }
.guide-request > div > p:last-child { margin: 0; color: var(--muted); }
.guide-request form { display: grid; gap: 15px; }
.guide-request label { display: grid; gap: 7px; color: var(--text); font-size: 0.86rem; font-weight: 700; }
.guide-request input, .guide-request textarea { width: 100%; border: 1px solid var(--line); border-radius: 12px; outline: none; background: rgba(8, 15, 22, 0.72); color: var(--text); padding: 12px 14px; font: 0.95rem/1.5 var(--sans); resize: vertical; }
.guide-request input:focus, .guide-request textarea:focus { border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(87, 212, 231, 0.13); }
.request-note, .request-status { margin: 0; color: var(--muted); font-size: 0.82rem; }
.request-status { min-height: 1.4em; color: var(--cyan); }
.request-submit { justify-self: start; padding: 12px 17px; border: 1px solid #5d91c5; border-radius: 999px; background: #315a84; color: white; cursor: pointer; font: 700 0.9rem var(--sans); }
.request-submit:hover { background: #3e6f9f; }
.request-submit:disabled { cursor: wait; opacity: 0.7; }

.article-shell { width: min(820px, calc(100% - 40px)); margin: 0 auto; }
.article-header { padding: 104px 0 54px; }
.article-header h1 { margin: 0; font: 800 clamp(2.7rem, 7vw, 5.6rem)/0.98 var(--display); letter-spacing: -0.06em; }
.article-deck { max-width: 720px; margin: 28px 0 0; color: var(--muted); font-size: clamp(1.05rem, 2vw, 1.28rem); }
.byline { display: flex; flex-wrap: wrap; gap: 12px 22px; margin-top: 30px; color: var(--muted); font: 500 0.72rem var(--mono); text-transform: uppercase; }
.byline strong { color: var(--text); }
.hero-image { width: 100%; margin: 0 0 52px; border: 1px solid var(--line); border-radius: 24px; aspect-ratio: 16/9; object-fit: cover; background: var(--surface); }

.article-body { padding-bottom: 96px; font-size: 1.08rem; }
.article-body h2 { margin: 58px 0 18px; font: 750 clamp(1.65rem, 3.5vw, 2.45rem)/1.15 var(--display); letter-spacing: -0.035em; }
.article-body h3 { margin: 38px 0 10px; font: 700 1.2rem var(--display); }
.article-body p, .article-body ul, .article-body ol { margin: 0 0 22px; color: #cad3dc; }
.article-body ul, .article-body ol { padding-left: 24px; }
.article-body li { margin-bottom: 8px; }
.article-body a { color: #9bc9f5; text-decoration: underline; text-decoration-color: rgba(155, 201, 245, 0.4); text-underline-offset: 3px; }
.article-body strong { color: var(--text); }
.article-body blockquote { margin: 34px 0; padding: 20px 24px; border-left: 3px solid var(--cyan); border-radius: 0 16px 16px 0; background: var(--surface); color: var(--text); font: 600 1.2rem/1.5 var(--display); }
.article-body pre { margin: 28px 0; padding: 22px; overflow-x: auto; border: 1px solid var(--line); border-radius: 16px; background: #0a1016; color: #cce8f2; font: 0.88rem/1.65 var(--mono); }
.article-body code { padding: 0.15em 0.35em; border-radius: 5px; background: var(--surface-2); font: 0.88em var(--mono); }
.article-body pre code { padding: 0; background: none; }
.result-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 32px 0; }
.result-grid div { padding: 20px; border: 1px solid var(--line); border-radius: 16px; background: var(--surface); }
.result-grid strong { display: block; color: var(--cyan); font: 700 1.6rem var(--display); }
.result-grid span { color: var(--muted); font-size: 0.82rem; }
.article-end { margin-top: 64px; padding: 28px; border: 1px solid var(--line); border-radius: 20px; background: var(--surface); }
.article-end p { margin-bottom: 12px; }

footer { display: flex; justify-content: space-between; gap: 24px; padding: 34px 0 56px; border-top: 1px solid var(--line); color: var(--muted); font-size: 0.85rem; }
footer strong { color: var(--text); }
footer a:hover { color: var(--text); }

@media (max-width: 760px) {
  .shell, .article-shell { width: min(100% - 24px, 820px); }
  .topbar { top: 8px; min-height: 64px; margin-top: 8px; padding: 9px 12px; }
  .brand b { display: none; }
  .topbar nav a { padding: 9px 10px; font-size: 0.82rem; }
  .notes-hero { grid-template-columns: 1fr; gap: 48px; padding: 84px 6px 68px; }
  .notes-hero h1 { font-size: clamp(3.25rem, 16vw, 5.2rem); }
  .manifesto { margin-left: 4px; }
  .note-grid { grid-template-columns: 1fr; }
  .note-card:first-child { grid-column: auto; }
  .note-card, .note-card:first-child { min-height: 390px; padding: 22px; }
  .note-card { grid-template-columns: 38px 1fr; }
  .metric { top: 20px; right: 20px; }
  .guide-request { grid-template-columns: 1fr; gap: 28px; margin-bottom: 64px; padding: 25px; }
  .article-header { padding-top: 76px; }
  .article-body { font-size: 1rem; }
  .result-grid { grid-template-columns: 1fr; }
  footer { flex-direction: column; }
}

/* Campo-armadilha do formulário de pedido. Fora do fluxo em vez de `display:none`,
   que robô que lê o CSS reconhece na hora. */
.request-trap { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }