:root {
  --bg: #0a0a0a;
  --bg-alt: #0d0f0c;
  --ink: #f4f4f0;
  --ink-dim: rgba(244, 244, 240, 0.64);
  --accent: #b4f53a;
  --accent-soft: rgba(180, 245, 58, 0.14);
  --line: rgba(244, 244, 240, 0.12);
  --line-soft: rgba(244, 244, 240, 0.06);
  --max-w: 1140px;
  --header-h: 4.75rem;
  --font-display: "Space Grotesk", sans-serif;
  --font-body: "Inter", sans-serif;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
}

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection {
  background: var(--accent);
  color: var(--bg);
}

a {
  color: inherit;
}

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

.wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding-inline: 1.25rem;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  background: var(--accent);
  color: var(--bg);
  font-family: var(--font-display);
  font-weight: 700;
  padding: 0.75rem 1.25rem;
  border-radius: 0 0 6px 0;
}
.skip-link:focus {
  left: 0;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  transition:
    background 0.3s ease,
    border-color 0.3s ease,
    backdrop-filter 0.3s ease;
  border-bottom: 1px solid transparent;
}
.site-header.is-stuck {
  background: rgba(10, 10, 10, 0.72);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom-color: var(--line);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-h);
}
.wordmark {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  color: var(--ink);
}
.wordmark svg {
  height: 26px;
  width: auto;
  display: block;
}
.site-footer .wordmark svg {
  height: 22px;
}
.site-nav a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--ink-dim);
  text-decoration: none;
  transition: color 0.2s ease;
}
.site-nav a:hover {
  color: var(--ink);
}

/* Hamburger (mobile) */
.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0.7rem;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 6px;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--ink);
  border-radius: 2px;
  transition:
    transform 0.25s ease,
    opacity 0.25s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 767px) {
  .site-nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    padding: 1rem 1.25rem 1.5rem;
    background: rgba(10, 10, 10, 0.96);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    transition:
      transform 0.25s ease,
      opacity 0.25s ease,
      visibility 0.25s;
  }
  .site-nav.is-open {
    transform: none;
    opacity: 1;
    visibility: visible;
  }
  .site-nav a {
    padding: 0.85rem 0.25rem;
    font-size: 1.05rem;
    border-bottom: 1px solid var(--line-soft);
  }
}
@media (min-width: 768px) {
  .nav-toggle {
    display: none;
  }
  .site-nav {
    display: flex;
    align-items: center;
    gap: 1.9rem;
  }
}

/* ---------- Buttons ---------- */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  background: var(--accent);
  color: var(--bg);
  text-decoration: none;
  padding: 1rem 1.9rem;
  border-radius: 5px;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease;
}
.btn .arrow {
  transition: transform 0.25s ease;
}
.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 34px rgba(180, 245, 58, 0.28);
}
.btn:hover .arrow {
  transform: translateX(4px);
}
.btn:active {
  transform: translateY(0);
}
.link-quiet {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--ink-dim);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 2px;
  transition:
    color 0.2s ease,
    border-color 0.2s ease;
}
.link-quiet:hover {
  color: var(--accent);
  border-color: var(--accent);
}

/* ---------- Sections ---------- */
section {
  padding-block: 6rem;
}

.band-alt {
  background: var(--bg-alt);
  background-image: radial-gradient(
    circle at 50% 0%,
    rgba(180, 245, 58, 0.035),
    transparent 60%
  );
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.25rem;
}
.eyebrow::before {
  content: "";
  width: 1.5rem;
  height: 1px;
  background: var(--accent);
}

h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 1.25rem;
}

.section-sub {
  color: var(--ink-dim);
  font-size: 1.1rem;
  max-width: 40rem;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: calc(94vh - var(--header-h));
  display: flex;
  align-items: center;
  padding-block: 5rem 6rem;
  overflow: hidden;
}
.hero .wrap {
  position: relative;
  z-index: 2;
}
.hero-flow {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
}
.hero-flow path {
  fill: none;
}
.flow-base {
  stroke: rgba(180, 245, 58, 0.14);
  stroke-width: 1.5;
}
.flow-pulse {
  stroke: var(--accent);
  stroke-width: 2;
  filter: drop-shadow(0 0 6px rgba(180, 245, 58, 0.6));
  stroke-dasharray: 120 1400;
  stroke-dashoffset: 1520;
  animation: flow-move 7s linear infinite;
}
.flow-pulse.p2 {
  animation-delay: 2.3s;
  opacity: 0.7;
}
.flow-pulse.p3 {
  animation-delay: 4.6s;
  opacity: 0.5;
}
@keyframes flow-move {
  to {
    stroke-dashoffset: 0;
  }
}
.hero h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(3.25rem, 8vw, 6rem);
  letter-spacing: -0.04em;
  line-height: 1.02;
  max-width: 15ch;
  margin-bottom: 1.75rem;
}
.hero h1 .accent {
  color: var(--accent);
}
.hero p {
  color: var(--ink-dim);
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  max-width: 38rem;
  margin-bottom: 2.75rem;
}
.hero-ctas {
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}
.hero-scroll {
  margin-top: 3.5rem;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-dim);
  font-family: var(--font-display);
  font-weight: 500;
}
.hero-scroll .dot-anim {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: scroll-pulse 2s ease-in-out infinite;
}
@keyframes scroll-pulse {
  0%,
  100% {
    opacity: 0.3;
    transform: translateY(0);
  }
  50% {
    opacity: 1;
    transform: translateY(3px);
  }
}

/* ---------- Narrativa ---------- */
.narrativa {
  border-top: 1px solid var(--line);
}
.narrativa blockquote {
  font-size: clamp(1.2rem, 2.5vw, 1.6rem);
  line-height: 1.55;
  max-width: 46rem;
  color: var(--ink);
  border-left: 2px solid var(--accent);
  padding-left: 1.75rem;
}
.narrativa blockquote strong {
  font-weight: 500;
  color: var(--accent);
}

/* ---------- Método ---------- */
.metodo-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  margin-top: 4rem;
}
.metodo-grid::before {
  content: "";
  position: absolute;
  left: 1.1rem;
  top: 1rem;
  bottom: 1rem;
  width: 1px;
  background: linear-gradient(
    to bottom,
    var(--accent),
    rgba(180, 245, 58, 0.08)
  );
}
.card {
  position: relative;
  padding-left: 3.25rem;
  transition: transform 0.25s ease;
}
.card:hover {
  transform: translateY(-3px);
}
.card .num {
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--accent);
  background: var(--bg);
  border: 1px solid var(--accent);
  border-radius: 999px;
  width: 2.2rem;
  height: 2.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition:
    background 0.25s ease,
    color 0.25s ease,
    box-shadow 0.25s ease;
}
.card:hover .num {
  background: var(--accent);
  color: var(--bg);
  box-shadow: 0 0 20px rgba(180, 245, 58, 0.35);
}
.card h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.4rem;
  letter-spacing: -0.02em;
  margin-bottom: 0.6rem;
}
.card p {
  color: var(--ink-dim);
  font-size: 0.98rem;
}

/* ---------- Manifesto ---------- */
.pilares {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  margin-top: 4rem;
}
.pilar h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: -0.02em;
  margin-bottom: 0.6rem;
}
.pilar h3::before {
  content: "—";
  color: var(--accent);
  margin-right: 0.6rem;
}
.pilar p {
  color: var(--ink-dim);
  font-size: 0.98rem;
}

/* ---------- Flowma Lab ---------- */
.cases {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 4rem;
}
.case {
  position: relative;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 2rem;
  background: rgba(244, 244, 240, 0.015);
  transition:
    border-color 0.25s ease,
    transform 0.25s ease,
    background 0.25s ease;
  text-decoration: none;
}
.case:hover {
  border-color: rgba(180, 245, 58, 0.45);
  transform: translateY(-4px);
  background: rgba(180, 245, 58, 0.03);
}
.case-tag {
  align-self: flex-start;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 0.3rem 0.6rem;
  border-radius: 999px;
  margin-bottom: 1.1rem;
}
.case h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 1.4rem;
}
.case dl {
  margin-top: auto;
}
.case dl div {
  margin-bottom: 1rem;
}
.case dl div:last-child {
  margin-bottom: 0;
}
.case dt {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.25rem;
}
.case dd {
  color: var(--ink-dim);
  font-size: 0.95rem;
}
.lab-note {
  margin-top: 2rem;
  font-size: 0.85rem;
  color: var(--ink-dim);
}

/* ---------- Para quem ---------- */
.para-quem-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 4rem;
}
.persona {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 2rem;
  transition: border-color 0.25s ease;
}
.persona:hover {
  border-color: rgba(180, 245, 58, 0.35);
}
.persona .ic {
  color: var(--accent);
  margin-bottom: 1rem;
  display: block;
  width: 30px;
  height: 30px;
  stroke-width: 1.75;
}
.persona h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
  margin-bottom: 0.55rem;
}
.persona p {
  color: var(--ink-dim);
  font-size: 0.96rem;
}

/* ---------- CTA final ---------- */
.cta-final {
  border-top: 1px solid var(--line);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-final::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  width: 60rem;
  max-width: 120%;
  height: 100%;
  transform: translateX(-50%);
  background: radial-gradient(
    ellipse at 50% 0%,
    rgba(180, 245, 58, 0.08),
    transparent 65%
  );
  pointer-events: none;
}
.cta-final .wrap {
  position: relative;
  z-index: 1;
}
.cta-final h2 {
  font-size: clamp(2.2rem, 5vw, 3.75rem);
}
.cta-final .section-sub {
  margin-inline: auto;
  margin-bottom: 2.75rem;
}
.cta-final .alt {
  display: block;
  margin-top: 1.75rem;
  font-size: 0.95rem;
  color: var(--ink-dim);
}
.cta-final .alt a {
  color: var(--ink);
  text-decoration-color: var(--accent);
  text-underline-offset: 4px;
}
.cta-final .alt a:hover {
  color: var(--accent);
}

/* ---------- Contact form ---------- */
.contact-form {
  max-width: 34rem;
  margin: 2.5rem auto 0;
  text-align: left;
}
.contact-form .field {
  margin-bottom: 1.15rem;
}
.contact-form label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ink-dim);
  margin-bottom: 0.5rem;
}
.contact-form input,
.contact-form textarea {
  width: 100%;
  box-sizing: border-box;
  font-family: inherit;
  font-size: 0.98rem;
  color: var(--ink);
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.85rem 1rem;
  transition:
    border-color 0.2s ease,
    box-shadow 0.2s ease;
}
.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: rgba(244, 244, 240, 0.32);
}
.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(180, 245, 58, 0.16);
}
.contact-form textarea {
  min-height: 8rem;
  resize: vertical;
}
.contact-form .hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}
.contact-form .cf-turnstile {
  margin: 0.5rem 0 1.25rem;
}
.contact-form .btn {
  width: 100%;
  justify-content: center;
  border: none;
  cursor: pointer;
}
.form-status {
  max-width: 34rem;
  margin: 0 auto 0.5rem;
  text-align: left;
  border-radius: 8px;
  padding: 0.9rem 1.1rem;
  font-size: 0.92rem;
  line-height: 1.5;
}
.form-status.success {
  background: rgba(180, 245, 58, 0.12);
  border: 1px solid rgba(180, 245, 58, 0.4);
  color: var(--ink);
}
.form-status.error {
  background: rgba(245, 90, 90, 0.1);
  border: 1px solid rgba(245, 90, 90, 0.4);
  color: #ffb4b4;
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--line);
  padding-block: 3rem;
}
.site-footer .wrap {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: flex-start;
}
.footer-nav {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.footer-nav a {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--ink-dim);
  text-decoration: none;
}
.footer-nav a:hover {
  color: var(--accent);
}
.site-footer small {
  color: var(--ink-dim);
  font-size: 0.85rem;
}
.site-footer .social a {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--ink-dim);
  text-decoration: none;
}
.site-footer .social a:hover {
  color: var(--accent);
}

/* ---------- Fade-in on scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 0.7s ease,
    transform 0.7s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* ---------- Content pages (blog, services) ---------- */
.page-content {
  padding-block: 4rem 6rem;
}
.page-content .wrap {
  max-width: 48rem;
}
.page-content h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2rem, 5vw, 3rem);
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}
.page-content .prose {
  color: var(--ink-dim);
  font-size: 1.05rem;
  line-height: 1.75;
}
.page-content .prose h2 {
  font-size: clamp(1.4rem, 3vw, 1.8rem);
  margin-top: 3rem;
  margin-bottom: 1rem;
  color: var(--ink);
}
.page-content .prose h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  color: var(--ink);
}
.page-content .prose p {
  margin-bottom: 1.25rem;
}
.page-content .prose ul,
.page-content .prose ol {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
}
.page-content .prose li {
  margin-bottom: 0.5rem;
}
.page-content .prose strong {
  color: var(--ink);
  font-weight: 600;
}
.page-content .prose a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-content .prose a:hover {
  color: var(--ink);
}
.page-content .prose blockquote {
  border-left: 3px solid var(--accent);
  padding-left: 1.5rem;
  margin: 2rem 0;
  color: var(--ink);
  font-style: italic;
}
.page-content .prose code {
  background: var(--accent-soft);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  font-size: 0.9em;
}

/* ---------- Blog index / Cases grid ---------- */
.listing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 3rem;
}
.listing-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 2rem;
  text-decoration: none;
  color: inherit;
  transition:
    border-color 0.25s ease,
    transform 0.25s ease;
}
.listing-card:hover {
  border-color: rgba(180, 245, 58, 0.45);
  transform: translateY(-3px);
}
.listing-card h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
  margin-bottom: 0.6rem;
}
.listing-card p {
  color: var(--ink-dim);
  font-size: 0.95rem;
}
.listing-card .meta {
  margin-top: 1rem;
  font-size: 0.8rem;
  color: var(--ink-dim);
}

/* ---------- FAQ ---------- */
.faq-list {
  margin-top: 3rem;
}
.faq-item {
  border-bottom: 1px solid var(--line);
  padding: 1.5rem 0;
}
.faq-item summary {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.faq-item summary::after {
  content: "+";
  font-size: 1.5rem;
  color: var(--accent);
  transition: transform 0.2s ease;
}
.faq-item[open] summary::after {
  transform: rotate(45deg);
}
.faq-item p {
  margin-top: 1rem;
  color: var(--ink-dim);
  font-size: 0.98rem;
  line-height: 1.7;
  max-width: 48rem;
}

/* ---------- Breadcrumb ---------- */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.82rem;
  color: var(--ink-dim);
  margin-bottom: 2rem;
}
.breadcrumb a {
  color: var(--ink-dim);
  text-decoration: none;
}
.breadcrumb a:hover {
  color: var(--accent);
}
.breadcrumb .sep {
  color: var(--line);
}

/* ---------- Breakpoints ---------- */
@media (min-width: 640px) {
  .wrap {
    padding-inline: 2rem;
  }
  .cases,
  .listing-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .pilares {
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
  }
  .para-quem-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  section {
    padding-block: 7.5rem;
  }
  .metodo-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
  }
  .metodo-grid::before {
    left: 1rem;
    right: 1rem;
    top: 1.1rem;
    bottom: auto;
    width: auto;
    height: 1px;
    background: linear-gradient(
      to right,
      var(--accent),
      rgba(180, 245, 58, 0.08)
    );
  }
  .card {
    padding-left: 0;
    padding-top: 3.5rem;
  }
  .cases,
  .listing-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .btn,
  .card,
  .case,
  .persona {
    transition: none;
  }
  .flow-pulse {
    animation: none;
    opacity: 0;
  }
  .dot-anim {
    animation: none;
  }
}