/* ================================================================
   Adriana Vasques — Neuropsicologia
   Editorial + alive. Jewel tones, neural motif. Mobile-first.
   ================================================================ */

:root {
  --paper: #f7f5ef;       /* warm ivory */
  --paper-alt: #e9f2ef;   /* pale mint band */
  --ink: #16262a;         /* deep pine ink */
  --muted: #566169;
  --navy: #0e6f68;        /* TEAL — CTAs, headings accent, borders */
  --navy-deep: #0a2a2b;   /* deep teal-charcoal — dark bands, menu, footer */
  --bronze: #cf9445;      /* warm gold — small-caps labels, bullets */
  --coral: #ef6a4d;       /* coral pop */
  --teal-bright: #18a89b; /* luminous teal — glows, gradient */
  --violet: #5b53b8;      /* soft indigo, for gradient depth */
  --line: #e2ded1;
  --line-dark: rgba(255, 255, 255, 0.14);

  --grad: linear-gradient(118deg, #18a89b 0%, #0e6f68 42%, #ef6a4d 108%);
  --grad-soft: linear-gradient(118deg, rgba(24,168,155,0.16), rgba(239,106,77,0.14));

  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;

  --shell: 1120px;
  --pad: 24px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { display: block; max-width: 100%; }

a { color: inherit; }

.shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--pad);
}

/* ================= Typography ================= */

h1, h2, h3, blockquote {
  font-family: var(--serif);
  font-weight: 500;
  letter-spacing: -0.01em;
}

h1 {
  font-size: clamp(2.35rem, 8vw, 4.2rem);
  line-height: 1.08;
  max-width: 18ch;
}

h1 em {
  font-style: italic;
  font-weight: 400;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

h2 {
  font-size: clamp(1.65rem, 5.5vw, 2.4rem);
  line-height: 1.18;
  max-width: 24ch;
}

h2 em { font-style: italic; font-weight: 400; color: var(--navy); }

h3 { font-size: clamp(1.2rem, 4vw, 1.45rem); line-height: 1.25; }

.eyebrow {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--navy);
  margin-bottom: 22px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.eyebrow::before {
  content: "";
  width: 26px;
  height: 2px;
  border-radius: 2px;
  background: var(--grad);
}

/* ================= Header ================= */

.header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 60;
  padding-top: env(safe-area-inset-top, 0);
  background: transparent;
  transition: background 0.35s ease, border-color 0.35s ease;
  border-bottom: 1px solid transparent;
}

.header.scrolled {
  background: rgba(247, 245, 239, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom-color: var(--line);
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.wordmark { text-decoration: none; display: flex; align-items: center; gap: 11px; line-height: 1.2; }

.wordmark-badge {
  flex: 0 0 auto;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: var(--grad);
  box-shadow: 0 4px 14px rgba(14, 111, 104, 0.35);
}

.wordmark-badge svg { width: 20px; height: 20px; }

.wordmark-text { display: flex; flex-direction: column; }

.wordmark-name {
  font-family: var(--serif);
  font-size: 1.06rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.wordmark-role {
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--bronze);
}

.header-actions { display: flex; align-items: center; gap: 16px; }

.header-cta {
  display: none;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-decoration: none;
  color: #fff;
  padding: 11px 24px;
  border-radius: 999px;
  background: var(--navy);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.header-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 22px rgba(14, 111, 104, 0.35); }

.menu-btn {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  gap: 0;
  background: none;
  border: none;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.menu-btn span {
  display: block;
  width: 26px;
  height: 1.5px;
  background: var(--ink);
  transition: transform 0.3s ease, opacity 0.3s ease, background 0.3s ease;
  margin: 3.5px 0;
}

body.menu-open .menu-btn span { background: #fff; }
body.menu-open .menu-btn span:first-child { transform: translateY(4.25px) rotate(45deg); }
body.menu-open .menu-btn span:last-child { transform: translateY(-4.25px) rotate(-45deg); }

/* ================= Menu overlay ================= */

.menu {
  position: fixed;
  inset: 0;
  z-index: 55;
  background:
    radial-gradient(900px 500px at 100% 0%, rgba(24, 168, 155, 0.16), transparent 60%),
    radial-gradient(700px 500px at 0% 100%, rgba(239, 106, 77, 0.14), transparent 60%),
    var(--navy-deep);
  color: #fff;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease, visibility 0.4s ease;
  overflow-y: auto;
}

body.menu-open .menu { opacity: 1; visibility: visible; }
body.menu-open { overflow: hidden; }

.menu-inner {
  min-height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 48px;
  padding: 120px var(--pad) 60px;
  max-width: var(--shell);
  margin-inline: auto;
}

.menu-list { list-style: none; display: flex; flex-direction: column; }

.menu-list a {
  display: flex;
  align-items: baseline;
  gap: 18px;
  font-family: var(--serif);
  font-size: clamp(1.7rem, 6.5vw, 2.6rem);
  font-weight: 500;
  text-decoration: none;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-dark);
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.45s ease, transform 0.45s ease, color 0.25s ease;
}

body.menu-open .menu-list a { opacity: 1; transform: none; }

body.menu-open .menu-list li:nth-child(1) a { transition-delay: 0.08s; }
body.menu-open .menu-list li:nth-child(2) a { transition-delay: 0.13s; }
body.menu-open .menu-list li:nth-child(3) a { transition-delay: 0.18s; }
body.menu-open .menu-list li:nth-child(4) a { transition-delay: 0.23s; }
body.menu-open .menu-list li:nth-child(5) a { transition-delay: 0.28s; }
body.menu-open .menu-list li:nth-child(6) a { transition-delay: 0.33s; }

.menu-list a:hover { color: var(--teal-bright); }

.menu-list small {
  font-family: var(--sans);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--bronze);
}

.menu-foot {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.7);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.menu-foot a { text-decoration: none; }
.menu-foot a:hover { color: #fff; }

/* ================= Botões e links ================= */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-decoration: none;
  color: #fff;
  background: var(--navy);
  padding: 16px 32px;
  border-radius: 999px;
  border: none;
  transition: transform 0.25s ease, box-shadow 0.25s ease, filter 0.25s ease;
  -webkit-tap-highlight-color: transparent;
}

.btn:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(14, 111, 104, 0.32); }
.btn:active { transform: translateY(0); }

.btn-grad { background: var(--grad); box-shadow: 0 8px 22px rgba(14, 111, 104, 0.28); }
.btn-grad:hover { filter: brightness(1.05); box-shadow: 0 14px 32px rgba(239, 106, 77, 0.3); }

.textlink {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  color: var(--navy);
  border-bottom: 2px solid var(--coral);
  padding-bottom: 3px;
  transition: color 0.25s ease, gap 0.25s ease;
}

.textlink:hover { color: var(--coral); gap: 9px; }

/* ================= Hero ================= */

.hero {
  position: relative;
  padding: calc(140px + env(safe-area-inset-top, 0)) 0 0;
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  background:
    radial-gradient(1100px 560px at 88% -10%, rgba(24, 168, 155, 0.14), transparent 62%),
    radial-gradient(900px 520px at -10% 20%, rgba(239, 106, 77, 0.09), transparent 60%),
    var(--paper);
}

.hero-grid { position: relative; z-index: 2; }

.hero-sub {
  margin-top: 26px;
  font-size: clamp(1rem, 3.6vw, 1.18rem);
  color: var(--muted);
  max-width: 46ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 22px;
  margin-top: 38px;
}

/* Hero neural constellation */
.hero-visual {
  position: relative;
  margin: 48px auto 0;
  width: min(360px, 82vw);
  aspect-ratio: 1;
}

.hero-visual svg { width: 100%; height: 100%; overflow: visible; }

.nn-link { stroke: url(#nnStroke); stroke-width: 1.4; opacity: 0.45; }

.nn-node { transform-box: fill-box; transform-origin: center; animation: nodePulse 3.6s ease-in-out infinite; }
.nn-node:nth-child(3n) { animation-duration: 4.4s; animation-delay: -1.2s; }
.nn-node:nth-child(3n+1) { animation-delay: -2.4s; }

@keyframes nodePulse {
  0%, 100% { opacity: 0.6; transform: scale(0.82); }
  50% { opacity: 1; transform: scale(1.12); }
}

.nn-spark { animation: sparkPulse 3s ease-in-out infinite; }
@keyframes sparkPulse {
  0%, 100% { opacity: 0.15; r: 3; }
  50% { opacity: 0.9; r: 6; }
}

.cred-strip {
  position: relative;
  z-index: 2;
  list-style: none;
  margin-top: 60px;
  border-top: 1px solid var(--line);
  display: grid;
}

.cred-strip li {
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  font-family: var(--serif);
  font-size: 1.02rem;
  font-weight: 500;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.cred-strip li:last-child { border-bottom: none; }

.cred-strip span {
  font-family: var(--sans);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--bronze);
}

/* ================= Section chrome ================= */

.section { position: relative; padding: 88px 0; }

.section-alt {
  background:
    radial-gradient(800px 460px at 100% 0%, rgba(24, 168, 155, 0.1), transparent 60%),
    var(--paper-alt);
}

.section-mark {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 46px;
}

.section-mark span { color: var(--coral); letter-spacing: 0.1em; font-family: var(--serif); font-style: italic; font-size: 1.05rem; text-transform: none; }

.section-mark hr {
  flex: 0 0 44px;
  border: none;
  border-top: 2px solid;
  border-image: var(--grad) 1;
}

.section-lede {
  font-family: var(--serif);
  font-size: clamp(1.15rem, 4vw, 1.5rem);
  max-width: 34ch;
  margin: -18px 0 46px;
  color: var(--ink);
}

/* ================= Sobre ================= */

.sobre-grid { display: flex; flex-direction: column; gap: 42px; }

.portrait {
  position: relative;
  max-width: 420px;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border-radius: 18px;
  background: var(--paper-alt);
  border: 1px solid var(--line);
  box-shadow: 0 24px 60px rgba(16, 38, 42, 0.12);
}

.portrait img { width: 100%; height: 100%; object-fit: cover; }

.portrait::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 18px;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.25);
  pointer-events: none;
}

.portrait.no-photo {
  border-color: transparent;
  background:
    radial-gradient(120% 90% at 20% 0%, rgba(24, 168, 155, 0.55) 0%, transparent 55%),
    radial-gradient(120% 90% at 100% 100%, rgba(239, 106, 77, 0.5) 0%, transparent 52%),
    linear-gradient(165deg, #0e6f68 0%, #0a2a2b 100%);
}

.portrait.no-photo img { display: none; }

.portrait-fallback { display: none; }

.portrait.no-photo .portrait-fallback {
  position: absolute;
  inset: 22px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 18px;
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 12px;
}

.pf-name {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 500;
  font-size: clamp(1.7rem, 6vw, 2.1rem);
  color: #fff;
  line-height: 1.1;
}

.pf-rule { width: 44px; height: 2px; border-radius: 2px; background: var(--bronze); }

.pf-sub {
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.82);
}

.sobre-copy { display: flex; flex-direction: column; gap: 20px; }

.sobre-copy h2 { margin-bottom: 6px; }

.sobre-copy p { color: var(--muted); max-width: 58ch; }

.sobre-copy strong { color: var(--ink); font-weight: 600; }

.sobre-facts {
  margin-top: 18px;
  border-top: 1px solid var(--line);
}

.sobre-facts > div {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.sobre-facts dt {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--bronze);
}

.sobre-facts dd { font-size: 0.94rem; }

/* ================= Quote band ================= */

.band {
  position: relative;
  background:
    linear-gradient(125deg, rgba(10, 42, 43, 0.86), rgba(14, 111, 104, 0.62) 55%, rgba(239, 106, 77, 0.5)),
    var(--navy-deep);
  color: #fff;
  padding: 110px 0;
  overflow: hidden;
}

.band-art {
  position: absolute;
  inset: 0;
  opacity: 0.22;
  mix-blend-mode: soft-light;
  pointer-events: none;
}

.band-art img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.band blockquote {
  position: relative;
  font-size: clamp(1.7rem, 6.8vw, 3rem);
  font-style: italic;
  font-weight: 400;
  line-height: 1.25;
  max-width: 22ch;
}

.band blockquote::before {
  content: "";
  display: block;
  width: 54px;
  height: 3px;
  border-radius: 3px;
  background: #fff;
  opacity: 0.85;
  margin-bottom: 28px;
}

/* ================= Serviços (catálogo) ================= */

.catalog {
  display: grid;
  gap: 16px;
}

.cat-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 30px 28px 28px;
  background: #fffdf8;
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
  transition: border-color 0.3s ease, transform 0.35s ease, box-shadow 0.35s ease;
}

.cat-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  background: var(--grad);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.cat-card:hover {
  border-color: transparent;
  transform: translateY(-4px);
  box-shadow: 0 24px 50px rgba(16, 38, 42, 0.12);
}

.cat-card:hover::before { transform: scaleX(1); }

.cat-icon {
  width: 50px;
  height: 50px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  margin-bottom: 18px;
  color: var(--navy);
  background: var(--grad-soft);
}

.cat-icon svg { width: 26px; height: 26px; }

/* per-card accent rotation */
.cat-card:nth-child(3n+2) .cat-icon { color: var(--coral); background: linear-gradient(120deg, rgba(239,106,77,0.16), rgba(207,148,69,0.12)); }
.cat-card:nth-child(3n) .cat-icon { color: var(--bronze); background: linear-gradient(120deg, rgba(207,148,69,0.18), rgba(24,168,155,0.1)); }

.cat-index {
  position: absolute;
  top: 26px;
  right: 26px;
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.05rem;
  color: var(--line);
}

.cat-card h3 { font-size: 1.24rem; margin-bottom: 12px; line-height: 1.22; }

.cat-desc { color: var(--muted); font-size: 0.92rem; }

.cat-includes {
  list-style: none;
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.cat-includes li {
  position: relative;
  padding-left: 22px;
  font-size: 0.85rem;
  color: var(--ink);
}

.cat-includes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--grad);
}

.cat-foot { margin-top: auto; }

.cat-price {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 20px 0 22px;
  margin-top: 26px;
  border-top: 1px solid var(--line);
}

.cat-price small {
  font-size: 0.64rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--bronze);
}

.cat-price span {
  font-family: var(--serif);
  font-size: 1.5rem;
  color: var(--ink);
}

.btn-block { display: flex; width: 100%; }

/* ================= Processo ================= */

.process {
  list-style: none;
  counter-reset: step;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.process li {
  position: relative;
  padding: 30px 0 30px 0;
  border-bottom: 1px solid var(--line);
}

.process-num {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.5rem;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  display: block;
  margin-bottom: 10px;
}

.process h3 { margin-bottom: 8px; font-size: 1.15rem; }

.process p { color: var(--muted); font-size: 0.94rem; max-width: 52ch; }

/* ================= Trajetória (CV) ================= */

.cv-grid { display: flex; flex-direction: column; gap: 56px; }

.cv-title {
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding-bottom: 14px;
  border-bottom: 2px solid;
  border-image: var(--grad) 1;
  margin-bottom: 8px;
}

.cv-list { list-style: none; }

.cv-list li {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 20px 0 20px 22px;
  border-bottom: 1px solid var(--line);
}

.cv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 26px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--grad);
}

.cv-years {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--bronze);
}

.cv-list strong { font-weight: 600; font-size: 1rem; line-height: 1.35; }

.cv-inst { font-size: 0.88rem; color: var(--muted); }

/* ================= FAQ ================= */

.faq { border-top: 1px solid var(--line); max-width: 760px; }

.faq-item { border-bottom: 1px solid var(--line); }

.faq-item summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 0;
  font-family: var(--serif);
  font-size: 1.08rem;
  font-weight: 500;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::after {
  content: "+";
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  font-family: var(--sans);
  font-size: 1.15rem;
  font-weight: 400;
  color: #fff;
  background: var(--navy);
  transition: transform 0.3s ease, background 0.3s ease;
  line-height: 1;
}

.faq-item[open] summary::after { transform: rotate(45deg); background: var(--coral); }

.faq-item p {
  padding: 0 0 24px;
  color: var(--muted);
  font-size: 0.94rem;
  max-width: 58ch;
}

/* ================= Contato ================= */

.contato {
  border-top: 1px solid var(--line);
  background:
    radial-gradient(720px 420px at 100% 0%, rgba(24, 168, 155, 0.1), transparent 58%),
    var(--paper);
}

.contato-grid { display: flex; flex-direction: column; gap: 48px; }

.contato-copy h2 { margin-bottom: 16px; }

.contato-copy p { color: var(--muted); max-width: 44ch; margin-bottom: 34px; }

.contato-info { border-top: 1px solid var(--line); }

.contato-info > div {
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.contato-info dt {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--bronze);
}

.contato-info dd { font-size: 1rem; }

.contato-info a { text-decoration: none; border-bottom: 1px solid var(--line); padding-bottom: 1px; }
.contato-info a:hover { border-color: var(--coral); }

/* ================= Footer ================= */

.footer {
  background:
    radial-gradient(700px 400px at 0% 0%, rgba(24, 168, 155, 0.12), transparent 60%),
    var(--navy-deep);
  color: rgba(255, 255, 255, 0.75);
  padding: 56px 0 calc(48px + env(safe-area-inset-bottom, 0));
}

.footer-grid { display: flex; flex-direction: column; gap: 28px; }

.footer-name {
  font-family: var(--serif);
  font-size: 1.3rem;
  font-weight: 500;
  color: #fff;
}

.footer-role {
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--bronze);
  margin-top: 4px;
}

.footer-crp {
  margin-top: 10px;
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.6);
}

.footer-meta { font-size: 0.84rem; line-height: 1.7; }

.footer-credit-wrap {
  margin-top: 34px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-credit {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.45);
  letter-spacing: 0.01em;
}

.footer-credit a {
  color: rgba(255, 255, 255, 0.72);
  font-weight: 500;
  text-decoration: none;
  border-bottom: 1px solid var(--bronze);
  padding-bottom: 1px;
  transition: color 0.25s ease, border-color 0.25s ease;
}

.footer-credit a:hover { color: #fff; border-color: var(--teal-bright); }

/* ================= Floating WhatsApp ================= */

.fab {
  position: fixed;
  right: 18px;
  bottom: calc(18px + env(safe-area-inset-bottom, 0));
  z-index: 45;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: #fff;
  background: linear-gradient(145deg, #2fd36e, #1ba854);
  box-shadow: 0 10px 26px rgba(27, 168, 84, 0.42);
  transition: transform 0.25s ease;
  -webkit-tap-highlight-color: transparent;
}

.fab::after {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 2px solid rgba(37, 211, 102, 0.5);
  animation: fabRing 2.4s ease-out infinite;
}

@keyframes fabRing {
  0% { transform: scale(0.85); opacity: 0.8; }
  100% { transform: scale(1.35); opacity: 0; }
}

.fab:active { transform: scale(0.92); }
.fab svg { width: 27px; height: 27px; }

/* ================= Reveal ================= */

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.8s cubic-bezier(0.22, 0.61, 0.36, 1), transform 0.8s cubic-bezier(0.22, 0.61, 0.36, 1);
}

.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .menu, .menu-list a { transition: none; }
  .nn-node, .nn-spark, .fab::after { animation: none; }
}

/* ================= ≥ 760px ================= */

@media (min-width: 760px) {
  .header-cta { display: inline-flex; }

  .hero { padding-top: 180px; }

  .hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    align-items: center;
    gap: 40px;
  }

  .hero-visual { margin: 0; width: 100%; max-width: 420px; justify-self: end; }

  .cred-strip {
    grid-template-columns: repeat(3, 1fr);
    gap: 0 40px;
  }

  .cred-strip li { border-bottom: none; padding: 26px 0 34px; }

  .sobre-grid {
    display: grid;
    grid-template-columns: minmax(300px, 400px) 1fr;
    gap: 72px;
    align-items: start;
  }

  .section { padding: 130px 0; }

  .catalog { grid-template-columns: repeat(2, 1fr); gap: 18px; }

  .process { grid-template-columns: repeat(2, 1fr); gap: 0 64px; }

  .cv-grid { flex-direction: row; gap: 72px; }
  .cv-col { flex: 1; }

  .contato-grid {
    flex-direction: row;
    justify-content: space-between;
    gap: 72px;
  }

  .contato-copy { max-width: 520px; }
  .contato-info { flex: 0 0 360px; border-top-color: var(--line); }

  .footer-grid {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }

  .footer-meta { text-align: right; }
  .footer-meta:nth-child(2) { text-align: left; }
}

/* ================= ≥ 1000px ================= */

@media (min-width: 1000px) {
  .catalog { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 1100px) {
  .process { grid-template-columns: repeat(4, 1fr); gap: 0 40px; }
  .process li { border-bottom: none; border-top: 1px solid var(--line); padding-top: 34px; }
  .process { border-top: none; }
}