/* ============================================================
   Motirô Design — tokens
   ============================================================ */
:root {
  --ink: #16131F;
  --ink-soft: #1E1A2B;
  --paper: #FAF7F0;
  --urucum: #E8442E;
  --urucum-deep: #C4301C;
  --mata: #1E5C4F;
  --sand: #E9E2D4;
  --line: #2A2536;
  --text-on-paper: #241F31;
  --muted-on-paper: #5C5568;
  --muted-on-ink: #B7AFC6;

  --font-display: "Bricolage Grotesque", "Arial Black", sans-serif;
  --font-body: "Instrument Sans", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "Spline Sans Mono", "Courier New", monospace;

  --container: 1140px;
  --radius: 14px;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--text-on-paper);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

img, svg, canvas { max-width: 100%; }

h1, h2, h3 { margin: 0; }
p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }

a { color: inherit; }

.container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

.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: -4rem; z-index: 100;
  background: var(--urucum); color: #fff;
  padding: .6rem 1rem; border-radius: 8px;
  font-family: var(--font-mono); font-size: .85rem;
  text-decoration: none;
  transition: top .2s ease;
}
.skip-link:focus { top: 1rem; }

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

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

/* ============================================================
   Nav
   ============================================================ */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  background: rgba(22, 19, 31, 0.82);
  background: color-mix(in srgb, var(--ink) 82%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.nav-inner {
  max-width: var(--container);
  margin-inline: auto;
  padding: .9rem clamp(1.25rem, 4vw, 2.5rem);
  display: flex; align-items: center; justify-content: space-between;
  gap: 2rem;
}

.brand {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: .02em;
  color: var(--paper);
  text-decoration: none;
}
.brand-dot { color: var(--urucum); }

.nav-menu {
  display: flex; align-items: center; gap: 1.75rem;
  list-style: none; margin: 0; padding: 0;
}

.nav-menu a {
  color: var(--muted-on-ink);
  text-decoration: none;
  font-size: .95rem;
  font-weight: 500;
  transition: color .2s ease;
}
.nav-menu a:hover { color: var(--paper); }

.nav-menu a.nav-cta {
  color: var(--paper);
  border: 1px solid var(--urucum);
  padding: .45rem 1.1rem;
  border-radius: 999px;
  transition: background .2s ease, color .2s ease;
}
.nav-menu a.nav-cta:hover { background: var(--urucum); }

.nav-toggle {
  display: none;
  background: none; border: 0; cursor: pointer;
  padding: .6rem .4rem;
}
.nav-toggle-bar {
  display: block; width: 26px; height: 2px;
  background: var(--paper); margin: 6px 0;
  transition: transform .25s ease, opacity .25s ease;
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:first-child { transform: translateY(4px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:last-child { transform: translateY(-4px) rotate(-45deg); }

/* ============================================================
   Hero
   ============================================================ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex; align-items: center;
  background: var(--ink);
  color: var(--paper);
  overflow: hidden;
}

.hero-weave {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  display: block;
}

.hero-content {
  position: relative; z-index: 2;
  max-width: var(--container);
  width: 100%;
  margin-inline: auto;
  padding: 8rem clamp(1.25rem, 4vw, 2.5rem) 6rem;
}

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: .85rem;
  letter-spacing: .08em;
  color: var(--muted-on-ink);
  margin-bottom: 1.5rem;
}
.hero-eyebrow-sep { color: var(--urucum); }

.hero-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.9rem, 9.5vw, 7rem);
  line-height: .98;
  letter-spacing: -.02em;
  text-transform: uppercase;
  margin-bottom: 1.75rem;
}
.hero-line { display: block; }
.hero-line-accent { color: var(--urucum); }

.hero-sub {
  max-width: 34rem;
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
  color: var(--muted-on-ink);
  margin-bottom: 2.5rem;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; }

.hero-scroll {
  position: absolute; z-index: 2;
  right: clamp(1.25rem, 4vw, 2.5rem); bottom: 2rem;
  display: flex; align-items: center; gap: .75rem;
  font-family: var(--font-mono); font-size: .75rem;
  letter-spacing: .2em; text-transform: uppercase;
  color: var(--muted-on-ink);
  margin: 0;
}
.hero-scroll-line {
  display: inline-block; width: 1px; height: 3rem;
  background: linear-gradient(var(--muted-on-ink), transparent);
}

/* load-in */
.hero-eyebrow, .hero-sub, .hero-actions { opacity: 0; transform: translateY(16px); }
.hero-line { display: block; opacity: 0; transform: translateY(30px); }
.is-loaded .hero-eyebrow { animation: rise .7s ease .15s forwards; }
.is-loaded .hero-line:nth-child(1) { animation: rise .7s cubic-bezier(.2,.7,.2,1) .3s forwards; }
.is-loaded .hero-line:nth-child(2) { animation: rise .7s cubic-bezier(.2,.7,.2,1) .42s forwards; }
.is-loaded .hero-line:nth-child(3) { animation: rise .7s cubic-bezier(.2,.7,.2,1) .54s forwards; }
.is-loaded .hero-sub { animation: rise .7s ease .75s forwards; }
.is-loaded .hero-actions { animation: rise .7s ease .9s forwards; }

@keyframes rise {
  to { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  padding: .85rem 1.75rem;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn-primary { background: var(--urucum); color: #fff; }
.btn-primary:hover { background: var(--urucum-deep); }

.btn-ghost {
  color: var(--paper);
  border-color: var(--line);
}
.btn-ghost:hover { border-color: var(--paper); }

.btn-full { width: 100%; }

/* ============================================================
   Sections
   ============================================================ */
.section { padding-block: clamp(4.5rem, 9vw, 7.5rem); }

.section-paper { background: var(--paper); color: var(--text-on-paper); }
.section-ink { background: var(--ink); color: var(--paper); }

.section-head { margin-bottom: clamp(2.5rem, 5vw, 4rem); max-width: 46rem; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--urucum);
  margin-bottom: 1rem;
}
.eyebrow::before { content: "◆ "; font-size: .6rem; vertical-align: 2px; }
.eyebrow-on-dark { color: var(--urucum); }

.section-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.9rem, 4.5vw, 3.2rem);
  line-height: 1.05;
  letter-spacing: -.015em;
}

.section-sub {
  margin-top: 1.25rem;
  color: var(--muted-on-paper);
  max-width: 38rem;
}

.title-accent { color: var(--urucum); }

/* scroll reveal */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s cubic-bezier(.2,.7,.2,1); }
.reveal.in-view { opacity: 1; transform: none; }

/* ============================================================
   Serviços
   ============================================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.service-card {
  position: relative;
  background: var(--sand);
  border-radius: var(--radius);
  padding: 2rem 1.75rem 1.9rem;
  overflow: hidden;
}
.service-card::after {
  content: "";
  position: absolute; inset: auto 0 0 0; height: 3px;
  background: var(--urucum);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .45s cubic-bezier(.2,.7,.2,1);
}
.service-card:hover::after { transform: scaleX(1); }

.service-icon {
  width: 40px; height: 40px;
  stroke: var(--mata); stroke-width: 2; fill: none;
  stroke-linecap: round; stroke-linejoin: round;
  margin-bottom: 1.25rem;
}
.service-icon .icon-fill { fill: var(--urucum); stroke: none; }

.service-card h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.3rem;
  margin-bottom: .6rem;
}
.service-card p {
  font-size: .96rem;
  color: var(--muted-on-paper);
}

/* stagger cards */
.services-grid .service-card:nth-child(2) { transition-delay: .08s; }
.services-grid .service-card:nth-child(3) { transition-delay: .16s; }
.services-grid .service-card:nth-child(4) { transition-delay: .08s; }
.services-grid .service-card:nth-child(5) { transition-delay: .16s; }
.services-grid .service-card:nth-child(6) { transition-delay: .24s; }

/* ============================================================
   Sobre
   ============================================================ */
.about-lead {
  max-width: 46rem;
  font-size: clamp(1.1rem, 1.8vw, 1.3rem);
  line-height: 1.65;
  color: var(--muted-on-ink);
  margin-bottom: clamp(3rem, 6vw, 4.5rem);
}
.about-lead strong { color: var(--paper); font-weight: 600; }
.about-lead em { color: var(--urucum); font-style: italic; }

.about-pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
  border-top: 1px solid var(--line);
  padding-top: 2.5rem;
}

.pillar p:last-child { color: var(--muted-on-ink); font-size: .98rem; }

.pillar-label {
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--paper);
  margin-bottom: .75rem;
  padding-left: 1.1rem;
  position: relative;
}
.pillar-label::before {
  content: "";
  position: absolute; left: 0; top: .3em;
  width: .55em; height: .55em;
  background: var(--urucum);
  transform: rotate(45deg);
}

/* ============================================================
   Stats
   ============================================================ */
.stats {
  background: var(--urucum);
  color: #fff;
  padding-block: clamp(3rem, 6vw, 4.5rem);
}

.stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  text-align: center;
}

.stat-number {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  line-height: 1;
  margin-bottom: .35rem;
  font-variant-numeric: tabular-nums;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: #FFD9D2;
}

/* ============================================================
   Clientes / marquee
   ============================================================ */
.marquee {
  overflow: hidden;
  border-block: 1px solid var(--sand);
  padding-block: 1.6rem;
  margin-top: 1rem;
}

.marquee-track {
  display: inline-flex; align-items: center; gap: 2.5rem;
  white-space: nowrap;
  will-change: transform;
  animation: marquee 28s linear infinite;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.35rem;
  color: var(--muted-on-paper);
}
.marquee-track i { color: var(--urucum); font-style: normal; font-size: .7rem; }

@keyframes marquee {
  to { transform: translateX(-50%); }
}

/* ============================================================
   Contato
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: start;
}

.contact-lead { color: var(--muted-on-ink); margin-top: 1.25rem; max-width: 26rem; }

.contact-list {
  list-style: none; margin: 2rem 0 0; padding: 0;
  display: grid; gap: .9rem;
}
.contact-list a, .contact-list span {
  color: var(--paper);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: .95rem;
}
.contact-list a:hover { color: var(--urucum); }

.social-list {
  list-style: none; margin: 2rem 0 0; padding: 0;
  display: flex; gap: 1.25rem;
}
.social-list a {
  color: var(--muted-on-ink);
  text-decoration: none;
  font-size: .9rem;
  border-bottom: 1px solid var(--line);
  padding-bottom: .15rem;
  transition: color .2s ease, border-color .2s ease;
}
.social-list a:hover { color: var(--paper); border-color: var(--urucum); }

.contact-form {
  background: var(--ink-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(1.5rem, 3vw, 2.25rem);
  display: grid; gap: 1.2rem;
}

.field { display: grid; gap: .45rem; }

.field label {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted-on-ink);
}

.field input,
.field textarea {
  background: var(--ink);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 1rem;
  padding: .8rem .95rem;
  transition: border-color .2s ease;
  resize: vertical;
}
.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--urucum);
}

.form-note {
  font-size: .85rem;
  color: var(--muted-on-ink);
  text-align: center;
  margin: 0;
}

/* ============================================================
   Footer
   ============================================================ */
.footer { background: var(--ink); color: var(--muted-on-ink); }

.footer-weave { display: block; width: 100%; height: 40px; }
.footer-weave path { fill: none; stroke-width: 1.5; }
.footer-weave .fw-a { stroke: var(--urucum); opacity: .8; }
.footer-weave .fw-b { stroke: var(--line); }

.footer-inner {
  padding-block: 3rem;
  text-align: center;
}

.footer-brand {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--paper);
  margin-bottom: .75rem;
}

.footer-desc { max-width: 30rem; margin-inline: auto; font-size: .95rem; }

.footer-copy {
  margin-top: 2rem;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .06em;
}

/* ============================================================
   Responsivo
   ============================================================ */
@media (max-width: 900px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .about-pillars { grid-template-columns: 1fr; gap: 1.75rem; }
}

@media (max-width: 640px) {
  .nav-toggle { display: block; }

  .nav-menu {
    position: absolute;
    top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: stretch;
    gap: 0;
    background: var(--ink);
    border-bottom: 1px solid var(--line);
    padding: .5rem 1.25rem 1.25rem;
    display: none;
  }
  .nav-menu.open { display: flex; }
  .nav-menu li { border-top: 1px solid var(--line); }
  .nav-menu a { display: block; padding: 1rem .25rem; font-size: 1.05rem; }
  .nav-menu a.nav-cta { border: 0; padding: 1rem .25rem; color: var(--urucum); }
  .nav-menu a.nav-cta:hover { background: none; }

  .services-grid { grid-template-columns: 1fr; }
  .stats-row { grid-template-columns: 1fr; gap: 2.25rem; }
  .hero-scroll { display: none; }
}

/* ============================================================
   Reduced motion
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero-eyebrow, .hero-line, .hero-sub, .hero-actions,
  .reveal { opacity: 1; transform: none; animation: none; transition: none; }
  .marquee-track { animation: none; }
  .btn:hover { transform: none; }
}