/* ============================================
   Santarosa Dados e Soluções — tokens da marca
   ============================================ */
:root {
  --navy: #011836;
  --blue: #06326F;
  --gray: #4B4948;
  --orange: #E39B39;
  --gold: #946C37;
  --off-white: #F5F7FA;

  --font-display: "Manrope", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --font-mono: "Space Mono", ui-monospace, monospace;

  --max: 1180px;
  --gap: clamp(1.25rem, 3vw, 2.5rem);
  --radius: 14px;

  --ease: cubic-bezier(.22, .61, .36, 1);
  --dur: .7s;
}

@media (prefers-reduced-motion: reduce) {
  :root { --dur: 0s; }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--off-white);
  color: var(--navy);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--font-display); margin: 0; line-height: 1.12; letter-spacing: -0.01em; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button { font: inherit; background: none; border: 0; cursor: pointer; color: inherit; }
input, select, textarea { font: inherit; }

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

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

.skip-link {
  position: absolute; left: 1rem; top: -3rem;
  background: var(--orange); color: var(--navy); font-weight: 600;
  padding: .6rem 1rem; border-radius: 8px; z-index: 200;
  transition: top .2s var(--ease);
}
.skip-link:focus { top: 1rem; }

.label {
  font-family: var(--font-mono);
  font-size: clamp(.78rem, .9vw, .88rem);
  letter-spacing: .08em;
  color: var(--orange);
  margin: 0 0 1rem;
}
section .label { text-transform: uppercase; }

.hl { color: var(--orange); }

/* Reveal-on-scroll */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.reveal.is-visible { opacity: 1; transform: none; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  padding: .85rem 1.6rem;
  border-radius: 999px;
  text-decoration: none;
  transition: transform .25s var(--ease), background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--orange); color: var(--navy); }
.btn-primary:hover { background: #f0ab52; }
.btn-outline { border: 1.5px solid currentColor; }
.dark .btn-outline, .hero .btn-outline { color: var(--off-white); }
.btn-outline:hover { background: rgba(227,155,57,.12); border-color: var(--orange); }

/* ============================================
   Header
   ============================================ */
header#topo {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  background: rgba(1, 24, 54, .82);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(245,247,250,.08);
}
.header-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: .75rem clamp(1.25rem, 4vw, 2.5rem);
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}
.logo { display: flex; align-items: center; }
.logo-img { height: clamp(40px, 6vw, 56px); width: auto; }

nav#nav-principal { display: flex; align-items: center; gap: clamp(1rem, 2.2vw, 2rem); }
nav#nav-principal a {
  color: var(--off-white);
  text-decoration: none;
  font-size: .95rem;
  font-weight: 500;
  opacity: .88;
  transition: opacity .2s;
}
nav#nav-principal a:hover { opacity: 1; }
.nav-cta {
  background: var(--orange);
  color: var(--navy) !important;
  padding: .55rem 1.1rem;
  border-radius: 999px;
  opacity: 1 !important;
  font-weight: 600;
}

#menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px; height: 40px;
}
#menu-toggle span {
  display: block; width: 22px; height: 2px; background: var(--off-white);
  transition: transform .25s var(--ease), opacity .25s var(--ease);
}
#menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
#menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
#menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 880px) {
  #menu-toggle { display: flex; }
  nav#nav-principal {
    position: fixed; inset: 84px 0 auto 0;
    background: var(--navy);
    flex-direction: column;
    align-items: stretch;
    padding: 1.5rem clamp(1.25rem, 6vw, 2.5rem) 2rem;
    gap: 1.1rem;
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity .25s var(--ease), transform .25s var(--ease);
    border-bottom: 1px solid rgba(245,247,250,.08);
  }
  nav#nav-principal.is-open { opacity: 1; transform: none; pointer-events: auto; }
  nav#nav-principal a { padding: .4rem 0; }
  .nav-cta { text-align: center; }
}

/* ============================================
   Sections — layout shell
   ============================================ */
main section, .site-footer {
  padding: clamp(4.5rem, 9vw, 8rem) clamp(1.25rem, 5vw, 3rem);
}
main section > * { max-width: var(--max); margin-left: auto; margin-right: auto; }

.build-notice {
  padding: .7rem clamp(1.25rem, 4vw, 2.5rem);
  padding-top: calc(84px + .7rem);
  background: var(--orange);
  color: var(--navy);
  text-align: center;
}
.build-notice p { margin: 0; font-size: .85rem; font-weight: 600; max-width: var(--max); margin-left: auto; margin-right: auto; }

.hero { background: var(--navy); color: var(--off-white); padding-top: clamp(3rem, 8vw, 6rem); position: relative; overflow: hidden; }
.positioning, .about, .portfolio, .testimonials { background: var(--off-white); color: var(--navy); }
.process, .services, .network, .contact { background: var(--navy); color: var(--off-white); }

/* ============================================
   Hero
   ============================================ */
.hero-field {
  position: absolute; inset: 0;
  background-image:
    radial-gradient(1px 1px at 12% 22%, rgba(227,155,57,.6), transparent),
    radial-gradient(1px 1px at 78% 15%, rgba(245,247,250,.35), transparent),
    radial-gradient(1.5px 1.5px at 45% 68%, rgba(227,155,57,.4), transparent),
    radial-gradient(1px 1px at 85% 72%, rgba(245,247,250,.3), transparent),
    radial-gradient(1px 1px at 25% 85%, rgba(227,155,57,.3), transparent);
  opacity: .8;
}
.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: clamp(2rem, 6vw, 4rem);
  align-items: center;
  max-width: var(--max); margin: 0 auto;
}
.eyebrow {
  font-family: var(--font-mono);
  letter-spacing: .1em;
  font-size: clamp(.8rem, 1vw, .9rem);
  color: var(--orange);
  margin: 0 0 1.25rem;
}
.hero h1 {
  font-size: clamp(2.4rem, 5.6vw, 4.2rem);
  font-weight: 700;
}
.hero h1 em { font-style: normal; color: var(--orange); }
.hero .lead {
  margin-top: 1.4rem;
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  max-width: 34ch;
  color: rgba(245,247,250,.85);
}
.hero .actions { margin-top: 2.2rem; display: flex; flex-wrap: wrap; gap: 1rem; }

.hero-visual { position: relative; text-align: center; }
.hero-symbol { width: min(100%, 300px); margin: 0 auto; filter: drop-shadow(0 20px 50px rgba(227,155,57,.25)); }
.hero-caption {
  margin-top: 1.5rem;
  font-family: var(--font-mono);
  font-size: clamp(.85rem, 1.1vw, 1rem);
  letter-spacing: .04em;
  color: rgba(245,247,250,.75);
}

@media (max-width: 880px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero .lead { max-width: none; margin-inline: auto; }
  .hero .actions { justify-content: center; }
}

/* ============================================
   Posicionamento
   ============================================ */
.positioning h2 {
  font-size: clamp(1.9rem, 4.2vw, 3rem);
  max-width: 18ch;
}
.positioning-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(2rem, 6vw, 4rem);
  align-items: start;
}
.compare {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 1.25rem;
  align-items: center;
}
.compare-col {
  padding: 1.5rem;
  border-radius: var(--radius);
  border: 1px solid rgba(1,24,54,.1);
}
.compare-col small {
  display: block;
  font-family: var(--font-mono);
  letter-spacing: .06em;
  font-size: .82rem;
  color: var(--gray);
  margin-bottom: .6rem;
}
.compare-col p { font-size: .98rem; color: var(--gray); }
.compare-col--active { background: var(--navy); border-color: var(--navy); }
.compare-col--active small { color: var(--orange); }
.compare-col--active p { color: var(--off-white); }
.compare-x { font-family: var(--font-mono); font-size: 1.4rem; color: var(--orange); text-align: center; }

.positioning-close {
  margin-top: clamp(2.5rem, 6vw, 4rem);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.3rem, 2.6vw, 1.9rem);
  max-width: 26ch;
  border-top: 1px solid rgba(1,24,54,.12);
  padding-top: 2rem;
}

@media (max-width: 880px) {
  .positioning-grid, .compare { grid-template-columns: 1fr; }
  .compare-x { transform: rotate(90deg); }
}

/* ============================================
   Processo
   ============================================ */
.process h2 { font-size: clamp(1.9rem, 4.2vw, 2.8rem); max-width: 20ch; }
.process h2 em { color: var(--orange); font-style: normal; }
.process-steps {
  margin-top: clamp(2.5rem, 6vw, 4rem);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.75rem;
}
.process-steps li {
  border-top: 2px solid rgba(245,247,250,.15);
  padding-top: 1.5rem;
  transition: border-color .3s var(--ease);
}
.process-steps li:hover { border-color: var(--orange); }
.step-index {
  display: block;
  font-family: var(--font-mono);
  color: var(--orange);
  font-size: .95rem;
  margin-bottom: .75rem;
}
.step-net {
  display: block;
  height: 34px;
  margin-bottom: 1rem;
  background-repeat: no-repeat;
  background-size: contain;
  background-position: left center;
  opacity: .9;
}
.step-net--broken { background-image: radial-gradient(circle, var(--gray) 2px, transparent 2.5px); background-size: 14px 14px; background-repeat: repeat-x; width: 70%; }
.step-net--linking { background: linear-gradient(90deg, var(--orange), transparent 70%); height: 2px; margin-top: 16px; margin-bottom: 16px; width: 70%; }
.step-net--forming { border-top: 2px solid var(--orange); border-radius: 999px; width: 70%; margin-top: 16px; margin-bottom: 16px; }
.step-net--whole { border-top: 2px solid var(--orange); border-radius: 999px; width: 100%; margin-top: 16px; margin-bottom: 16px; box-shadow: 0 0 12px rgba(227,155,57,.5); }
.process-steps h3 { font-size: 1.15rem; margin-bottom: .5rem; }
.process-steps p { color: rgba(245,247,250,.75); font-size: .95rem; }

@media (max-width: 880px) {
  .process-steps { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 540px) {
  .process-steps { grid-template-columns: 1fr; }
}

/* ============================================
   Sobre
   ============================================ */
.about {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: clamp(2rem, 6vw, 4rem);
  align-items: start;
}
.about-art img { width: min(100%, 260px); margin-inline: auto; }
.about-copy h2 { font-size: clamp(1.9rem, 4vw, 2.7rem); }
.about-copy h2 em { color: var(--orange); font-style: normal; }
.prose { margin-top: 1.75rem; display: grid; gap: 1.1rem; max-width: 62ch; }
.prose p { color: var(--gray); font-size: 1.02rem; }
.prose p strong { color: var(--navy); }

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

/* ============================================
   Serviços
   ============================================ */
.services h2 { font-size: clamp(1.9rem, 4.2vw, 2.8rem); max-width: 20ch; margin-bottom: clamp(2rem, 5vw, 3.5rem); }
.services h2 em { color: var(--orange); font-style: normal; }
.service-list { display: grid; gap: 0; }
.service-list li {
  display: flex; gap: 1.5rem; align-items: baseline;
  padding: 1.6rem 0;
  border-top: 1px solid rgba(245,247,250,.15);
  transition: border-color .3s var(--ease);
}
.service-list li:last-child { border-bottom: 1px solid rgba(245,247,250,.15); }
.service-list li:hover { border-color: var(--orange); }
.service-index { font-family: var(--font-mono); color: var(--orange); font-size: .95rem; flex: 0 0 2.5rem; }
.service-list h3 { font-size: 1.2rem; margin-bottom: .35rem; }
.service-list p { color: rgba(245,247,250,.75); max-width: 58ch; }
.services .btn { margin-top: 2.5rem; }

/* ============================================
   Portfólio
   ============================================ */
.portfolio h2 { font-size: clamp(1.9rem, 4.2vw, 2.8rem); }
.portfolio h2 em { color: var(--gold); font-style: normal; }
.portfolio-note { margin-top: .9rem; font-size: .92rem; color: var(--gray); max-width: 60ch; }
.portfolio-list { margin-top: clamp(2rem, 5vw, 3.5rem); display: grid; gap: 1.5rem; }
.portfolio-card {
  background: var(--navy); color: var(--off-white);
  border-radius: var(--radius);
  padding: clamp(1.5rem, 3vw, 2.5rem);
  display: grid; gap: 1.25rem;
}
.portfolio-tag { font-family: var(--font-mono); font-size: .78rem; letter-spacing: .06em; color: var(--orange); }
.portfolio-card h3 { font-size: 1.4rem; }

/* As 3 etapas (Desafio → Solução → Resultado) evoluem de azul para dourado até laranja,
   simbolizando a progressão do problema à entrega. */
.portfolio-card dl { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; align-items: stretch; gap: .9rem; }
.stage { border-radius: 10px; padding: 1rem 1.1rem; }
.stage dt { font-family: var(--font-mono); font-size: .78rem; text-transform: uppercase; letter-spacing: .05em; margin-bottom: .4rem; }
.stage dd { margin: 0; font-size: .95rem; color: rgba(245,247,250,.92); }
.stage-desafio { background: rgba(6,50,111,.45); border: 1px solid rgba(126,164,214,.4); }
.stage-desafio dt { color: #a4c3e8; }
.stage-solucao { background: rgba(148,108,55,.4); border: 1px solid rgba(216,178,132,.4); }
.stage-solucao dt { color: #e3c090; }
.stage-resultado { background: rgba(227,155,57,.22); border: 1px solid rgba(227,155,57,.55); }
.stage-resultado dt { color: var(--orange); }
.stage-arrow { align-self: center; color: rgba(245,247,250,.35); font-size: 1.2rem; }
.portfolio .btn { margin-top: 2.5rem; }

@media (max-width: 700px) {
  .portfolio-card dl { grid-template-columns: 1fr; }
  .stage-arrow { display: none; }
}

/* ============================================
   Nossa Rede
   ============================================ */
.network h2 { font-size: clamp(1.9rem, 4.2vw, 2.8rem); }
.network h2 em { color: var(--orange); font-style: normal; }
.network-lead { margin-top: 1rem; color: rgba(245,247,250,.8); max-width: 62ch; }
.network-hint { margin-top: .6rem; font-family: var(--font-mono); font-size: .82rem; color: var(--orange); }
.network-filters { margin-top: clamp(2rem, 4vw, 3rem); display: flex; flex-wrap: wrap; gap: .6rem; }
.filter-btn {
  border: 1px solid rgba(245,247,250,.25);
  color: rgba(245,247,250,.85);
  padding: .5rem 1.1rem;
  border-radius: 999px;
  font-size: .88rem;
  transition: background .2s, border-color .2s, color .2s;
}
.filter-btn:hover { border-color: var(--orange); }
.filter-btn.is-active { background: var(--orange); color: var(--navy); border-color: var(--orange); font-weight: 600; }
.network-grid { margin-top: 2rem; display: grid; gap: 1.25rem; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
.network-card { background: rgba(245,247,250,.06); border: 1px solid rgba(245,247,250,.12); border-radius: var(--radius); padding: 1.5rem; }
.network-empty {
  font-family: var(--font-mono);
  font-size: .95rem;
  color: rgba(245,247,250,.65);
  border: 1px dashed rgba(245,247,250,.25);
  border-radius: var(--radius);
  padding: 2.5rem;
  text-align: center;
}
.network-empty--small { padding: 1.5rem; font-size: .85rem; }
.network-legal { margin-top: 2rem; font-size: .82rem; color: rgba(245,247,250,.55); }

/* Painel vivo: Santarosa ao centro, clientes/parceiros como pontos conectados,
   nas curvas em "S" do símbolo da marca. */
.network-graph-wrap { grid-column: 1 / -1; margin-top: 2rem; }
.network-graph { width: 100%; height: auto; overflow: visible; }
.network-graph .link { fill: none; stroke: var(--orange); stroke-width: 1.5; stroke-linecap: round; opacity: .55; }
.network-graph .link-dot { fill: var(--orange); opacity: .8; }
.network-graph .hub-badge { fill: #F5F7FA; stroke: var(--orange); stroke-width: 2; filter: drop-shadow(0 0 10px rgba(227,155,57,.4)); }
.network-graph .node { cursor: default; transform-box: fill-box; transform-origin: center; transition: transform .2s var(--ease); }
.network-graph .node.has-link { cursor: pointer; }
.network-graph .node:hover, .network-graph .node:focus-visible { transform: scale(1.1); }
.network-graph .node-initial { font-family: var(--font-display); font-weight: 700; font-size: 20px; fill: var(--navy); text-anchor: middle; dominant-baseline: central; }
.network-graph .node-label { font-family: var(--font-mono); font-size: 12px; fill: rgba(245,247,250,.85); text-anchor: middle; }
.network-graph .node-cat { font-family: var(--font-mono); font-size: 9px; letter-spacing: .04em; fill: rgba(245,247,250,.5); text-anchor: middle; text-transform: uppercase; }

/* ============================================
   Depoimentos
   ============================================ */
.testimonials h2 { font-size: clamp(1.7rem, 3.6vw, 2.4rem); max-width: 16ch; }
.testimonials h2 em { color: var(--orange); font-style: normal; }
.testimonials-inner {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
.testimonials-inner > div > p { color: var(--gray); margin-top: 1rem; max-width: 42ch; }
.testimonials-inner .btn { margin-top: 1.75rem; }
blockquote {
  margin: 0;
  background: var(--navy); color: var(--off-white);
  border-radius: var(--radius);
  padding: clamp(1.75rem, 3vw, 2.5rem);
}
blockquote p { font-family: var(--font-display); font-size: 1.3rem; font-weight: 600; }
blockquote cite { display: block; margin-top: 1rem; font-style: normal; font-size: .9rem; color: rgba(245,247,250,.7); }

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

/* ============================================
   Contato
   ============================================ */
.contact h2 { font-size: clamp(1.9rem, 4.2vw, 2.8rem); }
.contact h2 em { color: var(--orange); font-style: normal; }
.contact-intro p { margin-top: 1rem; color: rgba(245,247,250,.8); max-width: 40ch; }
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(2rem, 6vw, 4rem); }
.contact-channels { margin-top: 1.75rem; display: grid; gap: .75rem; }
.contact-channels a { text-decoration: none; font-weight: 600; color: var(--orange); }
.contact-channels a:hover { text-decoration: underline; }

.contact-form { display: grid; gap: 1.1rem; }
.field { display: grid; gap: .5rem; }
.field label { font-size: .9rem; color: rgba(245,247,250,.85); }
.field input, .field select, .field textarea {
  background: rgba(245,247,250,.06);
  border: 1px solid rgba(245,247,250,.25);
  border-radius: 8px;
  padding: .8rem 1rem;
  color: var(--off-white);
}
.field input::placeholder, .field textarea::placeholder { color: rgba(245,247,250,.5); }
.field select option { color: var(--navy); }
.field-check { display: flex; flex-direction: row; align-items: flex-start; gap: .6rem; }
.field-check input { width: 1.1rem; height: 1.1rem; margin-top: .2rem; flex-shrink: 0; }
.field-check label { font-size: .85rem; }
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.contact-form .btn { justify-self: start; margin-top: .5rem; }
.form-note { font-size: .85rem; color: var(--orange); min-height: 1.2em; }

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

/* ============================================
   Footer
   ============================================ */
.site-footer { background: var(--navy); color: rgba(245,247,250,.8); text-align: center; padding-block: clamp(3rem, 6vw, 5rem); }
.footer-brand img { height: 52px; width: auto; margin: 0 auto; }
.footer-slogan { margin-top: 1rem; font-family: var(--font-display); font-weight: 600; color: var(--off-white); }
.footer-channels { margin-top: 1.5rem; display: flex; justify-content: center; flex-wrap: wrap; gap: 1.5rem; font-size: .9rem; }
.footer-channels a { text-decoration: none; }
.footer-channels a:hover { color: var(--orange); }
.footer-bottom {
  margin-top: 2.5rem; padding-top: 1.5rem;
  border-top: 1px solid rgba(245,247,250,.12);
  display: flex; justify-content: center; gap: 2rem; flex-wrap: wrap;
  font-size: .85rem;
}
.footer-bottom a { text-decoration: none; }
.footer-bottom a:hover { color: var(--orange); }