/* =========================================================
   Thiago Lima | Psicólogo, TCC com foco em ansiedade
   Direção visual: clínica, estruturada, sóbria.
   Cantos retos, paleta grafite + azul da marca, tipografia densa.
   ========================================================= */

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
img, svg { display: block; max-width: 100%; height: auto; }
button, input, textarea, select { font: inherit; color: inherit; }
a { color: inherit; }

/* ---------- Tokens ---------- */
:root {
  /* neutros frios */
  --ink:       #14171A;
  --graphite:  #1E2327;
  --slate:     #333B41;
  --steel:     #616C74;
  --mist:      #98A2A8;
  --line:      #D7D9D6;
  --line-soft: #E5E6E3;
  --fog:       #F2F3F1;
  --stone:     #E7E8E4;
  --white:     #FFFFFF;

  /* acento: azul da marca
     --accent-pure e o azul exato da identidade. Ele tem 2,9:1 de contraste
     sobre o fundo claro, entao so entra em elemento decorativo (bordas,
     molduras, linhas). Texto pequeno e botao usam --accent, que e o mesmo
     azul rebaixado ate 5,2:1 e continua lendo como a mesma cor. */
  --accent-pure: #3D97C9;
  --accent:      #1F6B99;
  --accent-dk:   #17527A;
  --accent-lt:   #62AFDA;

  /* tipografia */
  --font-display: "Archivo", "Segoe UI", system-ui, sans-serif;
  --font-body:    "Inter", "Segoe UI", system-ui, sans-serif;
  --font-mono:    "JetBrains Mono", ui-monospace, "Consolas", monospace;

  /* ritmo */
  --pad-x: clamp(1.25rem, 5vw, 5rem);
  --section-y: clamp(4rem, 9vw, 7.5rem);
  --maxw: 1180px;
  --r: 3px;
}

/* ---------- Base ---------- */
body {
  font-family: var(--font-body);
  background: var(--fog);
  color: var(--ink);
  font-size: clamp(1rem, .96rem + .18vw, 1.05rem);
  line-height: 1.65;
  letter-spacing: -.006em;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: -.035em;
  text-wrap: balance;
}
h1 { font-size: clamp(2.35rem, 1.3rem + 4.6vw, 4.35rem); font-weight: 800; }
h2 { font-size: clamp(1.9rem, 1.25rem + 2.7vw, 3rem); }
h3 { font-size: clamp(1.15rem, 1.02rem + .62vw, 1.5rem); letter-spacing: -.028em; }

p { text-wrap: pretty; }

.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--pad-x); }
.section { padding-block: var(--section-y); }

/* rótulo mono: dá o tom técnico e estruturado */
.eyebrow {
  display: inline-flex; align-items: center; gap: .7rem;
  font-family: var(--font-mono);
  font-size: .72rem; font-weight: 500;
  letter-spacing: .16em; text-transform: uppercase;
  color: var(--accent);
}
.eyebrow::before { content: ""; width: 22px; height: 1px; background: currentColor; }

.lead { font-size: clamp(1.05rem, 1rem + .35vw, 1.22rem); color: var(--steel); line-height: 1.58; }

.num {
  font-family: var(--font-mono); font-size: .78rem; font-weight: 500;
  letter-spacing: .1em; color: var(--accent);
}

/* ---------- Botões ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .6rem;
  padding: 1rem 1.7rem;
  border: 1px solid transparent; border-radius: var(--r);
  font-family: var(--font-body); font-size: .8rem; font-weight: 600;
  letter-spacing: .07em; text-transform: uppercase; text-decoration: none;
  cursor: pointer; white-space: nowrap;
  transition: background-color .18s ease, color .18s ease, border-color .18s ease;
}
.btn--primary { background: var(--accent); color: var(--white); }
.btn--primary:hover { background: var(--accent-dk); }

.btn--dark { background: var(--ink); color: var(--fog); }
.btn--dark:hover { background: var(--graphite); }

.btn--ghost { border-color: var(--line); color: var(--ink); background: transparent; }
.btn--ghost:hover { border-color: var(--ink); background: var(--ink); color: var(--fog); }

.btn--light { border-color: rgba(242,243,241,.35); color: var(--fog); background: transparent; }
.btn--light:hover { background: var(--fog); color: var(--ink); border-color: var(--fog); }

.btn .ico { width: 1em; height: 1em; }
.btn--sm { padding: .7rem 1.2rem; font-size: .72rem; }

/* =========================================================
   Navegação
   ========================================================= */
.nav {
  position: sticky; top: 0; z-index: 60;
  background: color-mix(in srgb, var(--fog) 92%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .25s ease;
}
.nav.is-stuck { border-bottom-color: var(--line); }
.nav__inner { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; min-height: 72px; }

.brand { display: flex; align-items: center; gap: .75rem; text-decoration: none; }
.brand__mark {
  width: 36px; height: 36px; flex: none; border-radius: var(--r);
  background: var(--ink); color: var(--fog);
  display: grid; place-items: center;
  font-family: var(--font-display); font-weight: 700; font-size: .88rem; letter-spacing: 0;
}
.brand__text { display: flex; flex-direction: column; line-height: 1.2; }
.brand__name { font-family: var(--font-display); font-weight: 700; font-size: 1rem; letter-spacing: -.03em; }
.brand__role {
  font-family: var(--font-mono); font-size: .64rem; font-weight: 500;
  letter-spacing: .13em; text-transform: uppercase; color: var(--steel);
}

.nav__links { display: flex; align-items: center; gap: clamp(1rem, 2.2vw, 2.1rem); list-style: none; }
.nav__links a {
  position: relative; text-decoration: none; font-size: .91rem; font-weight: 500;
  color: var(--steel); transition: color .18s ease;
}
.nav__links a::after {
  content: ""; position: absolute; left: 0; bottom: -5px; width: 0; height: 1px;
  background: var(--accent-pure); transition: width .22s ease;
}
.nav__links a:hover { color: var(--ink); }
.nav__links a:hover::after, .nav__links a[aria-current="page"]::after { width: 100%; }
.nav__links a[aria-current="page"] { color: var(--ink); }

/* o CTA dentro do <ul> existe só para o menu mobile */
.nav__links .nav__links-cta { display: none; }

.nav__toggle {
  display: none; background: none; border: 0; cursor: pointer;
  width: 44px; height: 44px; align-items: center; justify-content: center;
}
.nav__toggle span { display: block; width: 22px; height: 1.8px; background: var(--ink); position: relative; }
.nav__toggle span::before, .nav__toggle span::after {
  content: ""; position: absolute; left: 0; width: 22px; height: 1.8px; background: var(--ink);
  transition: transform .25s ease, top .2s ease;
}
.nav__toggle span::before { top: -7px; }
.nav__toggle span::after  { top: 7px; }
.nav__toggle[aria-expanded="true"] span { background: transparent; }
.nav__toggle[aria-expanded="true"] span::before { top: 0; transform: rotate(45deg); }
.nav__toggle[aria-expanded="true"] span::after  { top: 0; transform: rotate(-45deg); }

@media (max-width: 900px) {
  .nav__toggle { display: inline-flex; }
  .nav__cta { display: none; }
  .nav__links .nav__links-cta { display: block; }
  .nav__links {
    position: fixed; inset: 72px 0 auto 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--fog); border-bottom: 1px solid var(--line);
    padding: .25rem var(--pad-x) 1.5rem;
    transform: translateY(-10px); opacity: 0; pointer-events: none;
    transition: opacity .22s ease, transform .22s ease;
    max-height: calc(100dvh - 72px); overflow-y: auto;
  }
  .nav__links.is-open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav__links li { border-bottom: 1px solid var(--line-soft); }
  .nav__links li:last-child { border-bottom: 0; padding-top: 1.1rem; }
  .nav__links a { display: block; padding: 1rem 0; font-size: 1rem; color: var(--ink); }
  .nav__links a::after { display: none; }
  .nav__links .btn { width: 100%; }
}

/* =========================================================
   Hero
   ========================================================= */
.hero { padding-block: clamp(3rem, 6.5vw, 5.5rem) clamp(3.5rem, 7vw, 6rem); }
.hero__grid { display: grid; grid-template-columns: 1.12fr .88fr; gap: clamp(2.5rem, 5vw, 4.5rem); align-items: center; }
.hero__title { margin: 1.25rem 0 1.5rem; }
.hero__title strong { color: var(--accent); font-weight: inherit; }
.hero__text { max-width: 48ch; margin-bottom: 2.25rem; }
.hero__actions { display: flex; flex-wrap: wrap; gap: .75rem; }

.hero__facts {
  margin-top: 2.75rem; border-top: 1px solid var(--line);
  display: grid; grid-template-columns: repeat(3, 1fr);
}
.hero__facts div { padding: 1.25rem 1.25rem 0 0; border-right: 1px solid var(--line); }
.hero__facts div:last-child { border-right: 0; }
.hero__facts dt {
  font-family: var(--font-mono); font-size: .64rem; letter-spacing: .13em;
  text-transform: uppercase; color: var(--mist); margin-bottom: .35rem;
}
.hero__facts dd {
  font-family: var(--font-display); font-weight: 700; font-size: 1.02rem;
  letter-spacing: -.025em; line-height: 1.25;
}

/* moldura de cobre deslocada atrás da foto */
.hero__media { position: relative; }
.hero__media::before {
  content: ""; position: absolute; inset: 20px -20px -20px 20px;
  border: 1px solid var(--accent-pure); border-radius: var(--r); z-index: 0;
}
.portrait {
  position: relative; z-index: 1;
  aspect-ratio: 4 / 5; width: 100%;
  border-radius: var(--r); overflow: hidden; background: var(--graphite);
}
.portrait img { width: 100%; height: 100%; object-fit: cover; }
.portrait__fallback {
  position: absolute; inset: 0; display: grid; place-items: center; text-align: center;
  padding: 2rem; gap: .75rem;
  background: linear-gradient(150deg, var(--slate) 0%, var(--graphite) 60%, var(--ink) 100%);
  color: var(--mist);
}
.portrait__fallback p { font-family: var(--font-mono); font-size: .72rem; line-height: 1.6; letter-spacing: .04em; }
.portrait__fallback svg { width: 40px; height: 40px; opacity: .5; margin-inline: auto; }

@media (max-width: 880px) {
  .hero__grid { grid-template-columns: 1fr; }
  .hero__media { order: -1; max-width: 340px; }
  .hero__media::before { inset: 14px -14px -14px 14px; }
  .hero__text { max-width: none; }
  .hero__facts { grid-template-columns: 1fr; }
  .hero__facts div { border-right: 0; border-bottom: 1px solid var(--line); padding: 1rem 0; }
  .hero__facts div:last-child { border-bottom: 0; }
}

/* =========================================================
   Faixa escura de diferenciais
   ========================================================= */
.strip { background: var(--ink); color: var(--fog); }
.strip__grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.strip__item {
  padding: clamp(2.25rem, 4vw, 3.25rem) clamp(1.25rem, 2.2vw, 2.25rem);
  border-left: 1px solid rgba(242,243,241,.12);
}
.strip__item:first-child { border-left: 0; padding-left: 0; }
.strip__item .num { color: var(--accent-lt); display: block; margin-bottom: 1.1rem; }
.strip__item h3 { font-size: 1.08rem; margin-bottom: .5rem; }
.strip__item p { font-size: .89rem; color: rgba(242,243,241,.62); line-height: 1.55; }

@media (max-width: 860px) {
  .strip__grid { grid-template-columns: 1fr 1fr; }
  .strip__item:nth-child(odd) { border-left: 0; padding-left: 0; }
  .strip__item:nth-child(-n+2) { padding-bottom: 1.5rem; }
}
@media (max-width: 540px) {
  .strip__grid { grid-template-columns: 1fr; }
  .strip__item { border-left: 0; padding: 1.75rem 0; border-top: 1px solid rgba(242,243,241,.12); }
  .strip__item:first-child { border-top: 0; }
}

/* =========================================================
   Processo / etapas
   ========================================================= */
.process { background: var(--stone); }
.process__head { max-width: 62ch; margin-bottom: clamp(2.5rem, 5vw, 3.5rem); }
.process__head h2 { margin: 1.1rem 0 1.25rem; }

.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.step { background: var(--fog); padding: clamp(1.5rem, 2.5vw, 2rem); }
.step .num { display: block; margin-bottom: 1rem; }
.step h3 { font-size: 1.08rem; margin-bottom: .55rem; }
.step p { font-size: .9rem; color: var(--steel); line-height: 1.55; }
.step__when {
  display: block; margin-top: .9rem; padding-top: .8rem; border-top: 1px solid var(--line-soft);
  font-family: var(--font-mono); font-size: .68rem; letter-spacing: .1em;
  text-transform: uppercase; color: var(--mist);
}
@media (max-width: 900px) { .steps { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } }

.process__topics { margin-top: clamp(2.5rem, 5vw, 3.5rem); display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(2rem, 4vw, 3.5rem); align-items: start; }
.process__topics h3 { margin-bottom: .7rem; }
.process__topics > div > p { color: var(--steel); font-size: .95rem; }

.topics { display: flex; flex-wrap: wrap; gap: .5rem; list-style: none; }
.topics li {
  padding: .55rem 1rem; border: 1px solid var(--line); border-radius: var(--r);
  background: var(--fog); font-size: .875rem; font-weight: 500;
  transition: border-color .18s ease, color .18s ease;
}
.topics li:hover { border-color: var(--accent); color: var(--accent); }

@media (max-width: 800px) { .process__topics { grid-template-columns: 1fr; } }

/* =========================================================
   Sobre
   ========================================================= */
.about__grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(2.5rem, 5vw, 4.5rem); align-items: start; }
.about__media { position: relative; }
.about__media::before {
  content: ""; position: absolute; inset: -18px 18px 18px -18px;
  border: 1px solid var(--line); border-radius: var(--r); z-index: 0;
}
.about__body h2 { margin: 1.1rem 0 .5rem; }
.about__crp {
  font-family: var(--font-mono); font-size: .74rem; letter-spacing: .13em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 1.6rem;
}
.about__body p + p { margin-top: 1rem; }

.credentials { margin-top: 2rem; border-top: 1px solid var(--line); list-style: none; }
.credentials li {
  display: flex; gap: 1rem; align-items: flex-start;
  padding: .95rem 0; border-bottom: 1px solid var(--line-soft); font-size: .94rem;
}
.credentials svg { width: 17px; height: 17px; flex: none; margin-top: .32rem; color: var(--accent); }

.about__links { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 2rem; }

@media (max-width: 880px) {
  .about__grid { grid-template-columns: 1fr; }
  .about__media { max-width: 320px; }
}

/* =========================================================
   Artigos
   ========================================================= */
.articles__head {
  display: flex; align-items: flex-end; justify-content: space-between; gap: 2rem;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}
.articles__head h2 { margin-top: 1.1rem; }

.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1rem, 2vw, 1.75rem); }
@media (max-width: 900px) { .card-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .card-grid { grid-template-columns: 1fr; } }

.card {
  display: flex; flex-direction: column;
  background: var(--white); border: 1px solid var(--line); border-radius: var(--r);
  overflow: hidden; text-decoration: none;
  transition: border-color .2s ease, background-color .2s ease;
}
.card:hover { border-color: var(--ink); }
.card__thumb { aspect-ratio: 16 / 9; position: relative; overflow: hidden; border-bottom: 1px solid var(--line); }
.card__thumb img { width: 100%; height: 100%; object-fit: cover; }
.card__thumb--a { background: linear-gradient(135deg, #22303B, #14171A); }
.card__thumb--b { background: linear-gradient(135deg, #1C3A4A, #14171A); }
.card__thumb--c { background: linear-gradient(135deg, #24313A, #14171A); }
.card__thumb--d { background: linear-gradient(135deg, #2A2F3C, #14171A); }
.card__thumb--e { background: linear-gradient(135deg, #16394F, #14171A); }
.card__thumb--f { background: linear-gradient(135deg, #2A3440, #14171A); }
.card__thumb svg { position: absolute; inset: 0; margin: auto; width: 34%; height: 34%; opacity: .28; color: #fff; }

.card__body { padding: 1.4rem 1.4rem 1.5rem; display: flex; flex-direction: column; flex: 1; }
.card__tag {
  align-self: flex-start; font-family: var(--font-mono);
  font-size: .66rem; letter-spacing: .13em; text-transform: uppercase;
  color: var(--accent); margin-bottom: .85rem;
}
.card h3 { font-size: 1.16rem; line-height: 1.2; margin-bottom: .6rem; }
.card p { font-size: .89rem; color: var(--steel); line-height: 1.55; flex: 1; }
.card__meta {
  margin-top: 1.25rem; padding-top: .9rem; border-top: 1px solid var(--line-soft);
  display: flex; align-items: center; justify-content: space-between;
  font-family: var(--font-mono); font-size: .68rem; letter-spacing: .08em;
  text-transform: uppercase; color: var(--mist);
}
.card__more { font-weight: 500; color: var(--ink); display: inline-flex; align-items: center; gap: .4rem; }
.card:hover .card__more { color: var(--accent); }
.card__more svg { width: 14px; height: 14px; transition: transform .2s ease; }
.card:hover .card__more svg { transform: translateX(3px); }

/* filtros */
.filters { display: flex; flex-wrap: wrap; gap: .45rem; margin-bottom: 2.25rem; }
.filters button {
  padding: .58rem 1.05rem; border-radius: var(--r); cursor: pointer;
  background: transparent; border: 1px solid var(--line); color: var(--steel);
  font-family: var(--font-mono); font-size: .7rem; letter-spacing: .1em; text-transform: uppercase;
  transition: background .18s ease, color .18s ease, border-color .18s ease;
}
.filters button:hover { border-color: var(--ink); color: var(--ink); }
.filters button.is-active { background: var(--ink); color: var(--fog); border-color: var(--ink); }

.card.is-hidden { display: none; }
.empty-note { text-align: center; color: var(--steel); padding: 3rem 0; }

/* =========================================================
   FAQ
   ========================================================= */
.faq { background: var(--stone); }
.faq__grid { display: grid; grid-template-columns: .78fr 1.22fr; gap: clamp(2.5rem, 5vw, 4.5rem); align-items: start; }
.faq__aside h2 { margin: 1.1rem 0 1.1rem; }
.faq__aside .btn { margin-top: 1.5rem; }

.accordion { border-top: 1px solid var(--line); }
.acc { border-bottom: 1px solid var(--line); }
.acc__h { margin: 0; font: inherit; letter-spacing: inherit; }
.acc__btn {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 1.5rem;
  background: none; border: 0; cursor: pointer; text-align: left;
  padding: 1.3rem 0;
  font-family: var(--font-display); font-weight: 600; font-size: clamp(1rem, .95rem + .22vw, 1.12rem);
  letter-spacing: -.028em; line-height: 1.28;
  transition: color .18s ease;
}
.acc__btn:hover { color: var(--accent); }
.acc__icon {
  flex: none; width: 26px; height: 26px; border-radius: var(--r); border: 1px solid var(--line);
  display: grid; place-items: center; position: relative;
  transition: background .2s ease, border-color .2s ease, color .2s ease;
}
.acc__icon::before, .acc__icon::after {
  content: ""; position: absolute; background: currentColor;
  transition: transform .28s cubic-bezier(.4,0,.2,1), opacity .2s ease;
}
.acc__icon::before { width: 10px; height: 1.5px; }
.acc__icon::after  { width: 1.5px; height: 10px; }
.acc.is-open .acc__icon { background: var(--accent); border-color: var(--accent); color: var(--white); }
.acc.is-open .acc__icon::after { transform: rotate(90deg); opacity: 0; }

.acc__panel { height: 0; overflow: hidden; transition: height .34s cubic-bezier(.22,1,.36,1); }
.acc__inner p { padding-bottom: 1.4rem; padding-right: clamp(0px, 4vw, 3rem); color: var(--steel); font-size: .96rem; }
.acc__inner p + p { margin-top: -.6rem; }

@media (max-width: 880px) { .faq__grid { grid-template-columns: 1fr; } }

/* =========================================================
   Contato
   ========================================================= */
.contact { background: var(--ink); color: var(--fog); }
.contact .eyebrow { color: var(--accent-lt); }
.contact__grid { display: grid; grid-template-columns: 1fr 1.05fr; gap: clamp(2.5rem, 5vw, 5rem); align-items: start; }
.contact h2 { margin: 1.1rem 0 1.1rem; }
.contact__lead { color: rgba(242,243,241,.68); max-width: 44ch; }

.contact__list { margin-top: 2.5rem; border-top: 1px solid rgba(242,243,241,.14); list-style: none; }
.contact__list li {
  display: flex; gap: 1rem; align-items: flex-start;
  padding: 1.1rem 0; border-bottom: 1px solid rgba(242,243,241,.14);
}
.contact__list svg { width: 18px; height: 18px; flex: none; margin-top: .4rem; color: var(--accent-lt); }
.contact__list span {
  display: block; font-family: var(--font-mono); font-size: .64rem; letter-spacing: .13em;
  text-transform: uppercase; color: rgba(242,243,241,.45); margin-bottom: .2rem;
}
.contact__list a, .contact__list p { text-decoration: none; font-size: .98rem; font-weight: 500; }
.contact__list a:hover { color: var(--accent-lt); }

.form { background: var(--fog); color: var(--ink); border-radius: var(--r); padding: clamp(1.6rem, 3vw, 2.4rem); }
.form__row--2 { display: grid; gap: 1.1rem; }
@media (min-width: 640px) { .form__row--2 { grid-template-columns: 1fr 1fr; } }
.field { display: flex; flex-direction: column; gap: .4rem; margin-bottom: 1.1rem; }
.field label {
  font-family: var(--font-mono); font-size: .66rem; letter-spacing: .12em;
  text-transform: uppercase; color: var(--steel);
}
.field input, .field textarea, .field select {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--r);
  padding: .82rem .95rem; font-size: .95rem; outline: none;
  transition: border-color .18s ease, box-shadow .18s ease;
}
.field textarea { resize: vertical; min-height: 118px; }
.field input:focus, .field textarea:focus, .field select:focus {
  border-color: var(--ink); box-shadow: 0 0 0 3px rgba(20,23,26,.08);
}
.form .btn { width: 100%; margin-top: .4rem; }
.form__note { font-size: .78rem; color: var(--steel); margin-top: .9rem; text-align: center; line-height: 1.5; }

@media (max-width: 880px) { .contact__grid { grid-template-columns: 1fr; } }

/* =========================================================
   Rodapé
   ========================================================= */
.footer { background: var(--graphite); color: rgba(242,243,241,.62); padding-block: clamp(2.5rem, 5vw, 3.5rem) 1.75rem; }
.footer__top { display: flex; flex-wrap: wrap; gap: 2rem; justify-content: space-between; align-items: flex-start; }
.footer .brand__mark { background: var(--accent); color: var(--white); }
.footer .brand__name { color: var(--fog); }
.footer .brand__role { color: rgba(242,243,241,.45); }
.footer__nav { display: flex; flex-wrap: wrap; gap: 1rem 1.9rem; list-style: none; }
.footer__nav a { text-decoration: none; font-size: .89rem; transition: color .18s ease; }
.footer__nav a:hover { color: var(--fog); }
.footer__social { display: flex; gap: .5rem; }
.footer__social a {
  width: 38px; height: 38px; border-radius: var(--r); border: 1px solid rgba(242,243,241,.2);
  display: grid; place-items: center; transition: background .18s ease, color .18s ease, border-color .18s ease;
}
.footer__social a:hover { background: var(--accent); color: var(--white); border-color: var(--accent); }
.footer__social svg { width: 17px; height: 17px; }
.footer__bottom {
  margin-top: clamp(2rem, 4vw, 2.75rem); padding-top: 1.4rem; border-top: 1px solid rgba(242,243,241,.14);
  display: flex; flex-wrap: wrap; gap: .6rem 2rem; justify-content: space-between;
  font-size: .79rem; color: rgba(242,243,241,.42);
}

/* =========================================================
   WhatsApp flutuante
   ========================================================= */
.wpp {
  position: fixed; right: clamp(1rem, 3vw, 2rem); bottom: clamp(1rem, 3vw, 2rem); z-index: 70;
  width: 54px; height: 54px; border-radius: var(--r);
  background: var(--ink); color: var(--fog);
  display: grid; place-items: center; text-decoration: none;
  border: 1px solid rgba(242,243,241,.15);
  transition: background .18s ease;
}
.wpp:hover { background: var(--accent); border-color: var(--accent); color: var(--white); }
.wpp svg { width: 26px; height: 26px; }

/* =========================================================
   Página de artigo
   ========================================================= */
.post { max-width: 700px; margin-inline: auto; }
.post__head { padding-block: clamp(2.25rem, 4.5vw, 3.5rem) clamp(1.5rem, 3vw, 2.25rem); }
.back-link {
  display: inline-flex; align-items: center; gap: .45rem; text-decoration: none;
  font-family: var(--font-mono); font-size: .7rem; letter-spacing: .1em; text-transform: uppercase;
  color: var(--steel); margin-bottom: 1.75rem;
}
.back-link:hover { color: var(--accent); }
.back-link svg { width: 14px; height: 14px; }
.post__meta {
  display: flex; flex-wrap: wrap; gap: .4rem 1.5rem; margin-top: 1.4rem;
  padding-top: 1.1rem; border-top: 1px solid var(--line);
  font-family: var(--font-mono); font-size: .7rem; letter-spacing: .09em;
  text-transform: uppercase; color: var(--mist);
}
.post__cover {
  aspect-ratio: 16/7; border-radius: var(--r); overflow: hidden;
  margin-bottom: clamp(2rem, 4vw, 2.75rem); position: relative;
}
.post__cover svg { position: absolute; inset: 0; margin: auto; width: 20%; height: 20%; opacity: .3; color: #fff; }

.prose { font-size: 1.06rem; line-height: 1.72; }
.prose > * + * { margin-top: 1.25rem; }
.prose h2 { font-size: clamp(1.45rem, 1.25rem + .85vw, 1.85rem); margin-top: 2.6rem; }
.prose h3 { font-size: 1.2rem; margin-top: 1.9rem; }
.prose ul, .prose ol { padding-left: 1.3rem; display: grid; gap: .55rem; }
.prose li::marker { color: var(--accent); }
.prose strong { font-weight: 600; }
.prose blockquote {
  border-left: 2px solid var(--accent-pure); padding: .2rem 0 .2rem 1.35rem;
  font-family: var(--font-display); font-weight: 600; font-size: 1.28rem;
  letter-spacing: -.028em; line-height: 1.32; color: var(--ink);
}
.prose hr { border: 0; border-top: 1px solid var(--line); margin-block: 2.25rem; }

.post__cta {
  margin-top: clamp(2.5rem, 5vw, 3.5rem); padding: clamp(1.6rem, 3vw, 2.25rem);
  background: var(--ink); color: var(--fog); border-radius: var(--r);
}
.post__cta h3 { margin-bottom: .6rem; }
.post__cta p { color: rgba(242,243,241,.68); max-width: 46ch; margin-bottom: 1.5rem; font-size: .95rem; }

.disclaimer {
  margin-top: 2.25rem; padding: 1.1rem 1.3rem; border-radius: var(--r);
  background: var(--stone); border-left: 2px solid var(--mist);
  font-size: .85rem; color: var(--steel); line-height: 1.55;
}

/* =========================================================
   Animação de entrada
   ========================================================= */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s cubic-bezier(.22,1,.36,1); }
.js .reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  .js .reveal { opacity: 1; transform: none; }
}

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

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  background: var(--ink); color: var(--fog); padding: .8rem 1.2rem;
}
.skip-link:focus { left: 0; }