/* Ayres Contabilidade, landing de demonstracao. Mundo: dossie tecnico de telecom. */

@font-face {
  font-family: 'Archivo';
  src: url('assets/fonts/archivo-var.woff2') format('woff2');
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'IBM Plex Mono';
  src: url('assets/fonts/plexmono-400.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'IBM Plex Mono';
  src: url('assets/fonts/plexmono-500.woff2') format('woff2');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

:root {
  --paper: #F6F5F0;
  --ink: #070F32;
  --blue: #2352F9;
  --hair: rgba(7, 15, 50, .16);
  --hair-inv: rgba(246, 245, 240, .20);
  --ink-70: rgba(7, 15, 50, .84);
  --paper-70: rgba(246, 245, 240, .72);
  --sans: 'Archivo', system-ui, 'Segoe UI', sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, 'SF Mono', monospace;
  --ease-out: cubic-bezier(.16, 1, .3, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-weight: 450;
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection { background: var(--blue); color: #fff; }

:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; }

::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--paper); }
::-webkit-scrollbar-thumb { background: rgba(7,15,50,.30); border: 3px solid var(--paper); border-radius: 6px; }

a { color: var(--blue); text-decoration-thickness: 1px; text-underline-offset: 4px; }

h1, h2, h3 { font-weight: 780; letter-spacing: -.022em; text-wrap: balance; line-height: 1.04; }

img { display: block; }

/* Faixa de cabecalho corrido (mobilia de documento, nao eyebrow) */
.runner {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  background: var(--ink);
  color: var(--paper-70);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  padding: .55rem clamp(1rem, 4vw, 2.5rem);
}

/* Header */
.head {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: .9rem clamp(1rem, 4vw, 2.5rem);
  border-bottom: 1px solid var(--hair);
}
.head__brand img { height: 30px; width: auto; }
.head__nav {
  display: flex;
  gap: 1.6rem;
  margin-left: auto;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.head__nav a { color: var(--ink); text-decoration: none; padding: .3rem 0; }
.head__nav a:hover { color: var(--blue); }

/* Botoes */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: var(--blue);
  color: #fff;
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .06em;
  text-transform: uppercase;
  text-decoration: none;
  padding: .95rem 1.5rem;
  border: 1px solid var(--blue);
  border-radius: 3px;
  transition: background .25s var(--ease-out), color .25s var(--ease-out), border-color .25s var(--ease-out);
}
.btn:hover { background: var(--ink); border-color: var(--ink); }
.btn--sm { padding: .6rem 1rem; font-size: 11px; }
.btn--paper { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.btn--paper:hover { background: transparent; color: var(--paper); }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: .06em;
  text-transform: uppercase;
  text-decoration: none;
  border-bottom: 1px solid var(--hair);
  padding-bottom: .35rem;
}
.link-arrow:hover { border-color: var(--blue); }
.link-arrow svg { transition: transform .3s var(--ease-out); }
.link-arrow:hover svg { transform: translateY(3px); }

/* Hero */
.hero { border-bottom: 1px solid var(--hair); }
.hero__grid {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
  padding: clamp(3rem, 7vw, 5.5rem) clamp(1rem, 4vw, 2.5rem) clamp(2.5rem, 5vw, 4rem);
}
.hero__copy h1 {
  font-size: clamp(2.5rem, 5.4vw, 4.4rem);
  max-width: 14ch;
}
.hero__sub {
  margin-top: 1.5rem;
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  line-height: 1.55;
  color: var(--ink-70);
  max-width: 46ch;
}
.hero__cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.4rem;
  margin-top: 2.2rem;
}
.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 2.4rem;
  margin-top: 3rem;
  padding-top: 1.3rem;
  border-top: 1px solid var(--hair);
  font-family: var(--mono);
  font-size: 12px;
}
.hero__meta dt {
  font-size: 10px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-70);
  margin-bottom: .25rem;
}
.hero__meta dd { font-weight: 500; }

.hero__fig { text-align: center; }
.hero__fig svg { width: 100%; height: auto; max-height: 60vh; }
.hero__figcap {
  margin-top: .8rem;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-70);
}

/* Animacao do diagrama: uma passada na carga */
#topo .draw { transition: stroke-dashoffset 1.5s var(--ease-out); }
#topo .pop, #topo .tags text { opacity: 0; transition: opacity .6s var(--ease-out); }
#topo .hub { opacity: 0; transform-origin: 332px 260px; transform: scale(.6); transition: opacity .8s var(--ease-out), transform 1s var(--ease-out); }
#topo.on .hub { opacity: 1; transform: scale(1); }
#topo.on .pop, #topo.on .tags text { opacity: 1; }
@media (prefers-reduced-motion: reduce) {
  #topo .draw, #topo .pop, #topo .tags text, #topo .hub { transition: none; }
  html { scroll-behavior: auto; }
}

/* Secoes genericas */
section { padding: clamp(3.5rem, 8vw, 6.5rem) clamp(1rem, 4vw, 2.5rem); }
section h2 { font-size: clamp(1.9rem, 3.6vw, 3rem); max-width: 22ch; }

/* Risco */
.risk { border-bottom: 1px solid var(--hair); }
.risk__head {
  display: grid;
  grid-template-columns: 1.4fr .6fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: end;
  margin-bottom: 3rem;
}
.risk__stat { border-left: 1px solid var(--hair); padding-left: clamp(1.5rem, 3vw, 2.5rem); }
.risk__num {
  font-size: clamp(3.6rem, 7vw, 5.6rem);
  font-weight: 800;
  letter-spacing: -.03em;
  line-height: .9;
  color: var(--blue);
}
.risk__num .pct { font-size: .45em; letter-spacing: 0; }
.risk__numcap {
  margin-top: .8rem;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.55;
  color: var(--ink-70);
  max-width: 24ch;
}

.ledger { list-style: none; border-top: 1px solid var(--hair); }
.ledger__row {
  display: grid;
  grid-template-columns: 22px 1fr auto;
  gap: 1.2rem;
  align-items: start;
  padding: 1.6rem 0;
  border-bottom: 1px solid var(--hair);
}
.ledger__mark {
  width: 10px; height: 10px;
  margin-top: .55rem;
  background: var(--blue);
  transform: rotate(45deg);
}
.ledger__body h3 { font-size: 1.25rem; font-weight: 700; }
.ledger__body p { margin-top: .45rem; color: var(--ink-70); max-width: 62ch; }
.ledger__tag {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-70);
  border: 1px solid var(--hair);
  padding: .4rem .7rem;
  margin-top: .35rem;
  white-space: nowrap;
}

/* Reforma (campo navy) */
.reforma { background: var(--ink); color: var(--paper); }
.reforma__grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: start;
}
.reforma__body {
  margin-top: 1.6rem;
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
  line-height: 1.6;
  color: var(--paper-70);
  max-width: 52ch;
}
.navigator {
  border: 1px solid var(--hair-inv);
  padding: clamp(1.4rem, 3vw, 2.2rem);
}
.navigator__title {
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: #fff;
}
.navigator__desc { margin-top: .8rem; color: var(--paper-70); max-width: 38ch; }
.navigator__line {
  list-style: none;
  margin: 1.8rem 0 2rem;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.navigator__line li {
  display: flex;
  align-items: center;
  gap: .7rem;
  padding: .65rem 0;
  border-top: 1px solid var(--hair-inv);
}
.navigator__line li:last-child { border-bottom: 1px solid var(--hair-inv); color: #fff; }
.dot { width: 9px; height: 9px; border: 1.5px solid var(--paper-70); transform: rotate(45deg); flex: none; }
.dot--end { background: var(--blue); border-color: var(--blue); }

/* Frentes (indice) */
.fronts { border-bottom: 1px solid var(--hair); }
.fronts h2 { margin-bottom: 2.8rem; }
.fronts__list { list-style: none; border-top: 1px solid var(--hair); }
.fronts__row {
  display: grid;
  grid-template-columns: minmax(160px, .9fr) 1.6fr .9fr;
  gap: 1.5rem;
  align-items: baseline;
  padding: 2rem 0;
  border-bottom: 1px solid var(--hair);
}
.fronts__row h3 {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -.02em;
}
.fronts__row > p { color: var(--ink-70); max-width: 52ch; }
.fronts__scope {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-70);
  text-align: right;
}

/* Sobre */
.about { border-bottom: 1px solid var(--hair); }
.about__grid {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: start;
}
.about__copy p {
  margin-top: 1.6rem;
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
  line-height: 1.6;
  color: var(--ink-70);
  max-width: 54ch;
}
.about__side { position: relative; padding-top: .5rem; }
.about__mark {
  width: clamp(120px, 16vw, 200px);
  height: auto;
  opacity: .14;
  margin-left: auto;
}
.ficha {
  margin-top: 1.6rem;
  border-top: 1px solid var(--hair);
  font-family: var(--mono);
  font-size: 12.5px;
}
.ficha > div {
  display: grid;
  grid-template-columns: 9rem 1fr;
  gap: 1rem;
  padding: .65rem 0;
  border-bottom: 1px solid var(--hair);
}
.ficha dt { letter-spacing: .1em; text-transform: uppercase; font-size: 10.5px; color: var(--ink-70); padding-top: .15rem; }
.ficha dd { font-weight: 500; }

/* CTA final (campo azul) */
.cta { background: var(--blue); color: #fff; }
.cta__inner h2 { font-size: clamp(2.2rem, 4.6vw, 3.6rem); max-width: 16ch; }
.cta__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 2.2rem;
  margin-top: 2.4rem;
}
.cta__addr {
  font-family: var(--mono);
  font-size: 12.5px;
  line-height: 1.7;
  color: rgba(255,255,255,.85);
}

/* Footer */
.foot {
  padding: 1.8rem clamp(1rem, 4vw, 2.5rem) 2.4rem;
  font-family: var(--mono);
  font-size: 11.5px;
  line-height: 1.8;
  color: var(--ink-70);
}
.foot__credit { font-size: 10.5px; opacity: .75; }

/* Responsivo */
@media (max-width: 960px) {
  .hero__grid { grid-template-columns: 1fr; }
  .hero__fig { max-width: 560px; }
  .risk__head, .reforma__grid, .about__grid { grid-template-columns: 1fr; }
  .risk__stat { border-left: 0; border-top: 1px solid var(--hair); padding-left: 0; padding-top: 1.4rem; }
  .fronts__row { grid-template-columns: 1fr; gap: .5rem; }
  .fronts__scope { text-align: left; margin-top: .4rem; }
  .about__mark { margin-left: 0; }
}
@media (max-width: 760px) {
  .head__nav { display: none; }
  .head__brand img { height: 24px; }
  .runner span:last-child { display: none; }
  .ledger__row { grid-template-columns: 16px 1fr; }
  .ledger__tag { grid-column: 2; justify-self: start; }
  .hero__meta { gap: 1.4rem; }
}