/* ===== Reset & base ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --red: #DB2428;
  --red-dark: #A81A1E;
  --red-deep: #7A1418;
  --dark: #1B1B1F;
  --gray-900: #202024;
  --gray-700: #4A4A52;
  --gray-500: #6E6E76;
  --gray-200: #E5E5E9;
  --gray-100: #F4F4F6;
  --white: #FFFFFF;
  --shadow-sm: 0 2px 8px rgba(20, 10, 10, 0.06);
  --shadow: 0 10px 30px rgba(20, 10, 10, 0.09);
  --shadow-hover: 0 18px 40px rgba(20, 10, 10, 0.16);
  --radius: 14px;
  --radius-sm: 8px;
  --ease: cubic-bezier(0.16, 0.8, 0.3, 1);
  --speed: 0.35s;

  --gradient-band: linear-gradient(135deg, var(--red-deep) 0%, var(--red) 50%, var(--red-dark) 100%);
  --gradient-dark: linear-gradient(160deg, #1B1B1F 0%, #2B1416 100%);
  --gradient-red-section: linear-gradient(165deg, var(--red-deep) 0%, var(--red) 42%, var(--red) 58%, var(--red-deep) 100%);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
  }
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Segoe UI", Arial, Helvetica, sans-serif;
  color: var(--gray-900);
  line-height: 1.6;
  background:
    radial-gradient(circle at 1px 1px, rgba(122, 20, 24, 0.05) 1px, transparent 0) 0 0/32px 32px,
    var(--white);
}

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

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3 {
  font-weight: 700;
  line-height: 1.25;
}

section {
  padding: 72px 0;
}

section[id] {
  scroll-margin-top: 100px;
}

.section-title {
  font-size: 2rem;
  margin-bottom: 12px;
  text-align: center;
}

.section-subtitle {
  color: var(--gray-500);
  text-align: center;
  max-width: 640px;
  margin: 0 auto 48px;
}

.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  transition: background 0.2s var(--ease), transform 0.15s var(--ease);
  border: 2px solid transparent;
  cursor: pointer;
}

.btn-primary {
  background: var(--red);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--red-dark);
  transform: translateY(-2px);
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px var(--white), 0 0 0 4px var(--red-dark);
}

/* ===== Revelação suave ao rolar a página ===== */
[data-reveal] {
  opacity: 0;
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

[data-reveal="up"] {
  transform: translateY(28px);
}

[data-reveal="left"] {
  transform: translateX(-28px);
}

[data-reveal="right"] {
  transform: translateX(28px);
}

[data-reveal="zoom"] {
  transform: scale(0.94);
}

[data-reveal].revealed {
  opacity: 1;
  transform: none;
}

.btn-outline {
  background: transparent;
  border-color: var(--white);
  color: var(--white);
}

.btn-outline:hover {
  background: var(--white);
  color: var(--red);
}

.btn-ghost {
  background: transparent;
  border-color: var(--red);
  color: var(--red);
}

.btn-ghost:hover {
  background: var(--red);
  color: var(--white);
}

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: none;
  transition: background var(--speed) var(--ease), box-shadow var(--speed) var(--ease);
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.97);
  box-shadow: 0 8px 24px rgba(20, 10, 10, 0.08);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100px;
  transition: height var(--speed) var(--ease);
}

.site-header.scrolled .container {
  height: 80px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo img {
  height: 68px;
  width: auto;
  transition: height var(--speed) var(--ease);
}

.site-header.scrolled .logo img {
  height: 52px;
}

.logo-text {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--red);
  letter-spacing: 0.2px;
}

.logo-text span {
  display: block;
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--gray-500);
  letter-spacing: 1px;
  text-transform: uppercase;
}

.main-nav ul {
  display: flex;
  gap: 8px;
}

.main-nav a {
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  color: var(--gray-700);
  transition: color 0.2s var(--ease), background 0.2s var(--ease);
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--red);
  background: var(--gray-100);
}

.main-nav a:focus-visible {
  outline: 2px solid var(--red);
  outline-offset: 2px;
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-cta .btn {
  padding: 10px 20px;
  font-size: 0.92rem;
  white-space: nowrap;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--red);
}

@media (max-width: 900px) {
  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: var(--shadow);
    display: none;
  }

  .main-nav.open {
    display: block;
  }

  .main-nav ul {
    flex-direction: column;
    padding: 12px;
  }

  .nav-toggle {
    display: block;
  }
}

/* ===== Hero ===== */
.hero {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 92vh;
  background:
    linear-gradient(180deg, rgba(18, 10, 11, 0.55) 0%, rgba(18, 10, 11, 0.35) 45%, rgba(18, 10, 11, 0.82) 100%),
    linear-gradient(100deg, rgba(122, 20, 24, 0.55) 0%, rgba(18, 10, 11, 0.25) 60%),
    url("../assets/img/fotos/servico-seguranca-trabalho.jpg");
  background-size: cover;
  background-position: center 18%;
  background-repeat: no-repeat;
  color: var(--white);
  padding: 160px 0 96px;
  text-align: center;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--white);
  background: rgba(219, 36, 40, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.35);
  padding: 8px 18px;
  border-radius: 999px;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: 3.2rem;
  margin-bottom: 22px;
  text-shadow: 0 2px 24px rgba(0, 0, 0, 0.35);
}

.hero p {
  max-width: 640px;
  margin: 0 auto 36px;
  color: rgba(255, 255, 255, 0.92);
  font-size: 1.15rem;
}

.hero-scroll-cue {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255, 255, 255, 0.75);
  animation: heroScrollCue 2.2s ease-in-out infinite;
}

.hero-scroll-cue svg {
  width: 26px;
  height: 26px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
}

@keyframes heroScrollCue {
  0%, 100% { transform: translate(-50%, 0); opacity: 0.75; }
  50% { transform: translate(-50%, 8px); opacity: 1; }
}

@media (prefers-reduced-motion: reduce) {
  .hero-scroll-cue {
    animation: none;
  }
}

@media (max-width: 720px) {
  .hero {
    min-height: 80vh;
    padding: 140px 0 80px;
  }

  .hero h1 {
    font-size: 2.1rem;
  }
}

/* ===== Cards ===== */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 28px;
}

.card {
  position: relative;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: box-shadow var(--speed) var(--ease), transform var(--speed) var(--ease);
  text-align: center;
  scroll-margin-top: 120px;
}

.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--red);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--speed) var(--ease);
  z-index: 2;
}

.card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-6px);
}

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

.card-media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--gray-100);
}

/* Marcas de canto discretas, inspiradas em plantas técnicas: aparecem só no */
/* hover, reforçando a personalidade "engenharia" sem poluir o estado normal. */
.card-media::before,
.card-media::after {
  content: "";
  position: absolute;
  width: 16px;
  height: 16px;
  opacity: 0;
  z-index: 2;
  pointer-events: none;
  transition: opacity var(--speed) var(--ease);
}

.card-media::before {
  top: 10px;
  left: 10px;
  border-top: 2px solid rgba(255, 255, 255, 0.85);
  border-left: 2px solid rgba(255, 255, 255, 0.85);
}

.card-media::after {
  bottom: 10px;
  right: 10px;
  border-bottom: 2px solid rgba(255, 255, 255, 0.85);
  border-right: 2px solid rgba(255, 255, 255, 0.85);
}

.card:hover .card-media::before,
.card:hover .card-media::after {
  opacity: 1;
}

.card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}

.card:hover .card-media img {
  transform: scale(1.06);
}

.card-body {
  padding: 28px 24px 32px;
}

.card-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: rgba(219, 36, 40, 0.1);
  color: var(--red);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
}

.card h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.card p {
  color: var(--gray-500);
  font-size: 0.95rem;
}

/* ===== CTA band ===== */
.cta-band {
  position: relative;
  background: var(--gradient-band);
  color: var(--white);
  text-align: center;
  overflow: hidden;
  padding: 88px 0 56px;
}

.cta-band h2 {
  font-size: 1.75rem;
  margin-bottom: 12px;
}

.cta-band p {
  margin-bottom: 28px;
  color: rgba(255, 255, 255, 0.9);
}

/* ===== CTA final (grande destaque, com imagem de fundo) ===== */
.cta-final {
  position: relative;
  background:
    linear-gradient(150deg, rgba(122, 20, 24, 0.92) 0%, rgba(219, 36, 40, 0.88) 55%, rgba(122, 20, 24, 0.92) 100%),
    url("../assets/img/fotos/servico-seguranca-trabalho.jpg");
  background-size: cover;
  background-position: center 22%;
  color: var(--white);
  text-align: center;
  padding: 148px 0 168px;
  overflow: hidden;
}

.cta-final h2 {
  font-size: 2.4rem;
  margin-bottom: 16px;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

.cta-final p {
  margin-bottom: 32px;
  color: rgba(255, 255, 255, 0.92);
  font-size: 1.1rem;
}

.cta-final .btn-primary {
  background: var(--white);
  color: var(--red);
  padding: 16px 40px;
  font-size: 1.02rem;
}

.cta-final .btn-primary:hover {
  background: var(--gray-100);
  color: var(--red-dark);
}

@media (max-width: 720px) {
  .cta-final {
    padding: 108px 0 124px;
  }

  .cta-final h2 {
    font-size: 1.85rem;
  }
}

/* ===== Sobre page ===== */
.about-hero {
  background: var(--gray-900);
  color: var(--white);
  padding: 72px 0;
  text-align: center;
}

.about-hero h1 {
  font-size: 2.25rem;
  margin-bottom: 12px;
}

.about-hero p {
  color: var(--gray-200);
  max-width: 640px;
  margin: 0 auto;
}

.history-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.history-block h3 {
  font-size: 1.75rem;
  margin-bottom: 16px;
}

.history-block p {
  margin-bottom: 16px;
  color: var(--gray-700);
}

.timeline {
  border-left: 3px solid var(--red);
  padding-left: 24px;
}

.timeline-item {
  margin-bottom: 28px;
  position: relative;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -30px;
  top: 4px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--red);
}

.timeline-item .year {
  font-weight: 700;
  color: var(--red);
  display: block;
  font-size: 1.1rem;
}

.about-photo {
  padding-top: 0;
}

.about-photo figure {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  max-width: 900px;
  margin: 0 auto;
}

.about-photo img {
  width: 100%;
  display: block;
}

.about-photo figcaption {
  text-align: center;
  color: var(--gray-500);
  font-size: 0.9rem;
  margin-top: 16px;
}

.card-icon svg {
  width: 26px;
  height: 26px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
}

/* ===== Indicadores ===== */
.stats {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 32px;
  text-align: center;
}

.stat-item {
  padding: 12px;
  width: 220px;
}

.stat-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.14);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
}

.stat-icon svg {
  width: 26px;
  height: 26px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
}

.stat-number {
  font-size: 3rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
  margin-bottom: 10px;
}

.stat-rule {
  width: 36px;
  height: 3px;
  background: var(--white);
  opacity: 0.6;
  margin: 14px auto;
  border-radius: 2px;
}

.stat-label {
  color: rgba(255, 255, 255, 0.85);
  font-weight: 600;
  letter-spacing: 0.2px;
}

/* ===== Serviços page ===== */
.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  aspect-ratio: 4 / 3;
  background: var(--gray-100);
  transition: box-shadow 0.2s var(--ease), transform 0.2s var(--ease);
}

.gallery-item:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s var(--ease);
}

.gallery-item:hover img {
  transform: scale(1.05);
}

.gallery-caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 28px 16px 12px;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.65) 100%);
  color: var(--white);
  font-weight: 600;
  font-size: 0.9rem;
  text-align: left;
}

/* ===== Seções vermelhas com transição orgânica (ondas) ===== */
/* Usadas com moderação (Diferenciais, Indicadores, CTA final) para alternar */
/* com o branco sem nunca criar um corte reto entre os blocos. */
.section-red {
  position: relative;
  background: var(--gradient-red-section);
  color: var(--white);
  overflow: hidden;
  padding: 128px 0 148px;
}

/* Manchas de luz suaves e desfocadas: reforçam a sensação orgânica */
/* da transição branco/vermelho, sem competir com o conteúdo (z-index negativo). */
.section-red::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 55% 45% at 12% 8%, rgba(255, 255, 255, 0.10), transparent 60%),
    radial-gradient(ellipse 50% 40% at 88% 92%, rgba(255, 255, 255, 0.08), transparent 60%);
  pointer-events: none;
}

.section-red .section-title,
.section-red h2 {
  color: var(--white);
}

.section-red .section-subtitle {
  color: rgba(255, 255, 255, 0.82);
}

.section-wave {
  position: absolute;
  left: 0;
  width: 100%;
  line-height: 0;
  z-index: 1;
  pointer-events: none;
}

.section-wave svg {
  display: block;
  width: 100%;
  height: 90px;
}

.section-wave path {
  fill: var(--white);
}

.section-wave--top {
  top: -1px;
}

.section-wave--bottom {
  bottom: -1px;
  transform: scaleY(-1);
}

@media (max-width: 720px) {
  .section-red {
    padding: 96px 0 112px;
  }

  .section-wave svg {
    height: 54px;
  }
}

/* ===== Carrossel de projetos ===== */
.carousel {
  position: relative;
  padding: 0 56px;
}

.carousel-viewport {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  padding: 8px 4px 28px;
  margin: 0;
  cursor: grab;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.carousel-viewport::-webkit-scrollbar {
  display: none;
}

.carousel-viewport:active,
.carousel-viewport.dragging {
  cursor: grabbing;
}

.carousel-viewport:focus-visible {
  outline: 3px solid var(--red);
  outline-offset: 4px;
}

.project-card {
  scroll-snap-align: start;
  flex: 0 0 calc((100% - 48px) / 3);
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: box-shadow var(--speed) var(--ease), transform var(--speed) var(--ease);
}

.project-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-6px);
}

.project-media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--gray-100);
}

.project-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
  -webkit-user-drag: none;
  transition: transform 0.6s var(--ease), filter var(--speed) var(--ease);
}

.project-card:hover .project-media img {
  transform: scale(1.08);
  filter: brightness(0.7);
}

.project-view {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(180deg, rgba(20, 10, 10, 0) 35%, rgba(20, 10, 10, 0.6) 100%);
  opacity: 0;
  transition: opacity var(--speed) var(--ease);
}

.project-card:hover .project-view,
.project-view:focus-within {
  opacity: 1;
}

.project-view-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--white);
  color: var(--red);
  font-weight: 700;
  font-size: 0.85rem;
  padding: 10px 18px;
  border: none;
  border-radius: 999px;
  cursor: pointer;
  transform: translateY(10px);
  opacity: 0;
  transition: transform var(--speed) var(--ease) 0.05s, opacity var(--speed) var(--ease) 0.05s, background var(--speed) var(--ease);
}

.project-card:hover .project-view-btn,
.project-view-btn:focus-visible {
  transform: translateY(0);
  opacity: 1;
}

.project-view-btn:hover,
.project-view-btn:focus-visible {
  background: var(--gray-100);
}

.project-view-btn:focus-visible {
  outline: 2px solid var(--white);
  outline-offset: 2px;
}

.project-view svg {
  width: 14px;
  height: 14px;
  fill: currentColor;
}

.project-body {
  padding: 20px 22px 24px;
}

.project-category {
  display: inline-block;
  color: var(--red);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

.project-body h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.project-body p {
  color: var(--gray-500);
  font-size: 0.92rem;
}

.carousel-arrow {
  position: absolute;
  top: 45%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid var(--gray-200);
  background: var(--white);
  color: var(--red);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow);
  cursor: pointer;
  z-index: 2;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.carousel-arrow svg {
  width: 22px;
  height: 22px;
  fill: currentColor;
}

.carousel-arrow:hover,
.carousel-arrow:focus-visible {
  background: var(--red);
  color: var(--white);
  box-shadow: var(--shadow-hover);
}

.carousel-arrow--prev {
  left: 0;
}

.carousel-arrow--next {
  right: 0;
}

.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 4px;
}

.carousel-dots button {
  width: 10px;
  height: 10px;
  padding: 0;
  border-radius: 50%;
  border: none;
  background: var(--gray-200);
  cursor: pointer;
  transition: background 0.2s var(--ease), transform 0.2s var(--ease);
}

.carousel-dots button.active {
  background: var(--red);
  transform: scale(1.2);
}

.carousel-dots button:focus-visible {
  outline: 2px solid var(--red);
  outline-offset: 2px;
}

@media (max-width: 960px) {
  .project-card {
    flex: 0 0 calc((100% - 24px) / 2);
  }
}

@media (max-width: 640px) {
  .carousel {
    padding: 0 8px;
  }

  .carousel-arrow {
    width: 40px;
    height: 40px;
  }

  .project-card {
    flex: 0 0 86%;
  }
}

/* ===== Seção de clientes ===== */
.clients-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.client-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 120px;
  transition: box-shadow 0.2s var(--ease), transform 0.2s var(--ease);
}

.client-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-6px);
}

.client-card img {
  max-width: 100%;
  max-height: 64px;
  width: auto;
  height: auto;
  object-fit: contain;
  filter: grayscale(1) opacity(0.55);
  transition: filter var(--speed) var(--ease);
}

.client-card:hover img {
  filter: grayscale(0) opacity(1);
}

.client-card-placeholder {
  color: var(--gray-500);
  font-size: 0.85rem;
  text-align: center;
}

@media (max-width: 860px) {
  .clients-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .clients-grid {
    grid-template-columns: 1fr;
  }
}

/* ===== Contato page ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.contact-info-item {
  display: flex;
  gap: 16px;
  margin-bottom: 28px;
}

.contact-info-item .icon {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  border-radius: 50%;
  background: rgba(219, 36, 40, 0.1);
  color: var(--red);
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-info-item .icon svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.contact-info-item h3 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.contact-info-item p,
.contact-info-item a {
  color: var(--gray-500);
}

.contact-form {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 8px;
  font-size: 0.9rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--gray-900);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--red);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-group select {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--gray-900);
  background: var(--white);
}

.form-group select:focus {
  outline: none;
  border-color: var(--red);
}

.form-hint {
  display: block;
  margin-top: 6px;
  font-size: 0.82rem;
  color: var(--gray-500);
}

.form-error {
  display: none;
  margin-top: 6px;
  font-size: 0.85rem;
  color: var(--red-dark);
  font-weight: 600;
}

.form-group.has-error input,
.form-group.has-error select,
.form-group.has-error textarea {
  border-color: var(--red-dark);
}

.form-group.has-error .form-error {
  display: block;
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--gray-700);
  cursor: pointer;
}

.form-checkbox input {
  margin-top: 3px;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  accent-color: var(--red);
}

/* Honeypot: escondido visualmente, mas presente para o DOM/leitores de spam-bot */
.form-honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-notice {
  border-radius: 8px;
  padding: 16px 18px;
  font-size: 0.92rem;
  margin-top: 20px;
  display: none;
}

.form-notice.visible {
  display: block;
}

.form-notice--info {
  background: var(--gray-100);
  color: var(--gray-900);
  border: 1px solid var(--gray-200);
  border-left: 3px solid var(--red);
}

.form-notice--error {
  background: #FBDADA;
  color: var(--red-dark);
  border: 1px solid var(--red-dark);
}

.form-notice a {
  color: var(--red-dark);
  font-weight: 700;
  text-decoration: underline;
}

.map-embed {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  margin-top: 48px;
}

.map-embed iframe {
  width: 100%;
  height: 380px;
  border: 0;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--gradient-dark);
  color: var(--gray-200);
}

.footer-top {
  max-width: 1160px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding: 72px 24px 48px;
}

.footer-brand .footer-logo {
  height: 40px;
  width: auto;
  margin-bottom: 16px;
}

.footer-brand p {
  color: var(--gray-500);
  max-width: 320px;
  font-size: 0.95rem;
}

.footer-col h3 {
  color: var(--white);
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  margin-bottom: 20px;
}

.footer-col ul li {
  margin-bottom: 12px;
  color: var(--gray-200);
  font-size: 0.95rem;
}

.footer-col ul li a {
  color: var(--gray-200);
  transition: color 0.2s var(--ease);
}

.footer-col ul li a:hover,
.footer-col ul li a:focus-visible {
  color: var(--red);
}

.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.footer-social a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s var(--ease);
}

.footer-social a:hover {
  background: var(--red);
}

.footer-social svg {
  width: 18px;
  height: 18px;
  fill: var(--white);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 0;
}

.footer-bottom .container {
  text-align: center;
  font-size: 0.85rem;
  color: var(--gray-500);
}

@media (max-width: 960px) {
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 600px) {
  .footer-top {
    grid-template-columns: 1fr;
    padding: 56px 24px 40px;
    gap: 32px;
  }
}

.footer-credit {
  display: block;
  margin-top: 6px;
  color: var(--gray-500);
}

.footer-credit a {
  color: var(--gray-200);
  font-weight: 600;
  transition: color 0.2s var(--ease);
}

.footer-credit a:hover,
.footer-credit a:focus-visible {
  color: var(--red);
}

/* ===== Apresentação da empresa (bloco intro) ===== */
.intro-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.intro-block figure {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.intro-block img {
  width: 100%;
  display: block;
}

.intro-block h2 {
  font-size: 1.75rem;
  margin-bottom: 16px;
}

.intro-block p {
  color: var(--gray-700);
  margin-bottom: 16px;
}

.intro-block p:last-child {
  margin-bottom: 0;
}

/* ===== Banner institucional de página secundária ===== */
.page-hero {
  position: relative;
  background:
    linear-gradient(180deg, rgba(18, 10, 11, 0.6) 0%, rgba(18, 10, 11, 0.72) 100%),
    url("../assets/img/fotos/sobre-equipe-izydros.jpg");
  background-size: cover;
  background-position: center 30%;
  color: var(--white);
  padding: 90px 0;
  text-align: center;
}

.page-hero h1 {
  font-size: 2.4rem;
  margin-bottom: 14px;
}

.page-hero p {
  max-width: 620px;
  margin: 0 auto;
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.05rem;
}

/* ===== FAQ (Trabalhe Conosco) ===== */
.faq-list {
  max-width: 760px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--gray-200);
  padding: 20px 4px;
}

.faq-item summary {
  cursor: pointer;
  font-weight: 700;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  color: var(--gray-900);
}

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

.faq-item summary::after {
  content: "+";
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--gray-100);
  color: var(--red);
  font-size: 1.2rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--speed) var(--ease), background var(--speed) var(--ease);
}

.faq-item[open] summary::after {
  transform: rotate(135deg);
  background: var(--red);
  color: var(--white);
}

.faq-item p {
  margin-top: 14px;
  color: var(--gray-500);
}

/* ===== Como funciona (linha do tempo do atendimento) ===== */
.process-timeline {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  position: relative;
  margin-top: 16px;
}

.process-timeline::before {
  content: "";
  position: absolute;
  top: 27px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: var(--gray-200);
  z-index: 0;
}

.process-step {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 0 8px;
}

.process-number {
  width: 56px;
  height: 56px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: var(--white);
  border: 2px solid var(--red);
  color: var(--red);
  font-weight: 800;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--speed) var(--ease), color var(--speed) var(--ease), transform var(--speed) var(--ease);
}

.process-step:hover .process-number {
  background: var(--red);
  color: var(--white);
  transform: translateY(-4px);
}

.process-step h3 {
  font-size: 1rem;
  margin-bottom: 6px;
}

.process-step p {
  color: var(--gray-500);
  font-size: 0.88rem;
}

@media (max-width: 860px) {
  .process-timeline {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .process-timeline::before {
    display: none;
  }
}

/* ===== Diferenciais ===== */
.differentials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 36px 28px;
}

.differential-item {
  text-align: center;
  padding: 20px 12px;
  border-radius: var(--radius);
  transition: transform var(--speed) var(--ease), background var(--speed) var(--ease);
}

.differential-item:hover {
  transform: translateY(-6px);
  background: rgba(255, 255, 255, 0.06);
}

.differential-item .card-icon {
  margin: 0 auto 18px;
  background: rgba(255, 255, 255, 0.14);
  color: var(--white);
  transition: transform var(--speed) var(--ease), background var(--speed) var(--ease);
}

.differential-item:hover .card-icon {
  transform: translateY(-4px) scale(1.05);
  background: rgba(255, 255, 255, 0.22);
}

.differential-item h3 {
  position: relative;
  display: inline-block;
  font-size: 1.05rem;
  margin-bottom: 12px;
  color: var(--white);
  padding-bottom: 10px;
}

.differential-item h3::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 28px;
  height: 2px;
  background: rgba(255, 255, 255, 0.4);
  transform: translateX(-50%) scaleX(0.6);
  transition: transform var(--speed) var(--ease), background var(--speed) var(--ease);
}

.differential-item:hover h3::after {
  transform: translateX(-50%) scaleX(1);
  background: var(--white);
}

.differential-item p {
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.92rem;
}

@media (max-width: 860px) {
  .differentials-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 560px) {
  .differentials-grid {
    grid-template-columns: 1fr;
  }
}

/* ===== Botão voltar ao topo ===== */
.back-to-top {
  position: fixed;
  left: 24px;
  bottom: 24px;
  width: 52px;
  height: 52px;
  border: none;
  padding: 0;
  border-radius: 50%;
  background: var(--white);
  color: var(--red);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.18), 0 0 0 1px var(--gray-200);
  cursor: pointer;
  z-index: 900;
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity 0.25s var(--ease), transform 0.25s var(--ease), background 0.2s var(--ease), color 0.2s var(--ease);
}

.back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.back-to-top:hover,
.back-to-top:focus-visible {
  background: var(--red);
  color: var(--white);
}

.back-to-top svg {
  width: 22px;
  height: 22px;
  fill: currentColor;
}

@media (max-width: 720px) {
  .back-to-top {
    left: 16px;
    bottom: 16px;
    width: 46px;
    height: 46px;
  }

  .back-to-top svg {
    width: 20px;
    height: 20px;
  }
}

/* ===== Widget de chat do WhatsApp ===== */
.whatsapp-float {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 60px;
  height: 60px;
  border: none;
  padding: 0;
  font: inherit;
  cursor: pointer;
  border-radius: 50%;
  background: #25D366;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.3), 0 0 0 3px rgba(255, 255, 255, 0.9);
  z-index: 1000;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.whatsapp-float:hover,
.whatsapp-float:focus-visible {
  transform: scale(1.08);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.28);
}

.whatsapp-float svg {
  width: 30px;
  height: 30px;
  fill: var(--white);
  transition: opacity 0.15s var(--ease), transform 0.15s var(--ease);
}

.whatsapp-float .icon-close {
  position: absolute;
  top: 50%;
  left: 50%;
  margin: -15px 0 0 -15px;
  opacity: 0;
  transform: scale(0.6) rotate(-45deg);
}

.whatsapp-float.open .icon-chat {
  opacity: 0;
  transform: scale(0.6) rotate(45deg);
}

.whatsapp-float.open .icon-close {
  opacity: 1;
  transform: scale(1) rotate(0deg);
}

.whatsapp-panel {
  position: fixed;
  right: 24px;
  bottom: 96px;
  width: 340px;
  max-width: calc(100vw - 32px);
  background: var(--white);
  border-radius: 16px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.25);
  z-index: 999;
  overflow: hidden;
  transform-origin: bottom right;
  transform: scale(0.85) translateY(24px);
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
  transition: transform var(--speed) var(--ease), opacity var(--speed) var(--ease), visibility 0s linear var(--speed);
}

.whatsapp-panel.open {
  transform: scale(1) translateY(0);
  opacity: 1;
  pointer-events: auto;
  visibility: visible;
  transition: transform var(--speed) var(--ease), opacity var(--speed) var(--ease);
}

.whatsapp-panel-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  background: var(--red);
  color: var(--white);
  position: relative;
}

.whatsapp-panel-header img {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--white);
  object-fit: cover;
  flex-shrink: 0;
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.5);
}

.whatsapp-panel-header strong {
  display: block;
  font-size: 0.98rem;
}

.whatsapp-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.85);
  margin-top: 2px;
}

.whatsapp-status::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #25D366;
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.35);
  flex-shrink: 0;
}

.whatsapp-panel-close {
  margin-left: auto;
  background: none;
  border: none;
  color: var(--white);
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
  padding: 4px;
  opacity: 0.85;
  transition: opacity 0.15s var(--ease);
}

.whatsapp-panel-close:hover {
  opacity: 1;
}

.whatsapp-panel-body {
  background: var(--gray-100);
  padding: 20px 18px;
}

.whatsapp-bubble {
  background: var(--white);
  border-radius: 14px;
  border-top-left-radius: 4px;
  padding: 14px 16px;
  box-shadow: var(--shadow);
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--gray-900);
  max-width: 92%;
}

.whatsapp-bubble p {
  margin: 0;
}

.whatsapp-panel-footer {
  background: var(--gray-100);
  padding: 4px 18px 20px;
}

.whatsapp-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  background: #25D366;
  color: var(--white);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 13px 16px;
  border-radius: 8px;
  transition: background 0.2s var(--ease);
}

.whatsapp-cta:hover {
  background: #1DA851;
}

.whatsapp-cta svg {
  width: 20px;
  height: 20px;
  fill: var(--white);
  flex-shrink: 0;
}

@media (max-width: 720px) {
  .whatsapp-float {
    width: 50px;
    height: 50px;
    right: 16px;
    bottom: 16px;
  }

  .whatsapp-float svg {
    width: 26px;
    height: 26px;
  }

  .whatsapp-float .icon-close {
    margin: -13px 0 0 -13px;
  }

  .whatsapp-panel {
    right: 16px;
    bottom: 78px;
    width: calc(100vw - 32px);
  }
}

/* ===== Responsive ===== */
@media (max-width: 860px) {
  .history-block,
  .contact-grid,
  .intro-block {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .site-header .container {
    height: 72px;
  }

  section[id] {
    scroll-margin-top: 76px;
  }

  .logo img {
    height: 44px;
  }

  .nav-cta .btn,
  .site-header .btn-ghost {
    padding: 8px 14px;
    font-size: 0.82rem;
    white-space: nowrap;
  }

  .hero h1 {
    font-size: 2.1rem;
  }

  section {
    padding: 48px 0;
  }
}

/* ===== Modal de detalhes do projeto ===== */
body.modal-open {
  overflow: hidden;
}

.project-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--speed) var(--ease), visibility 0s linear var(--speed);
}

.project-modal.open {
  opacity: 1;
  visibility: visible;
  transition: opacity var(--speed) var(--ease);
}

.project-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(18, 10, 11, 0.72);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.project-modal-dialog {
  position: relative;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hover);
  width: 100%;
  max-width: 640px;
  max-height: calc(100vh - 48px);
  overflow-y: auto;
  transform: scale(0.94) translateY(12px);
  opacity: 0;
  transition: transform var(--speed) var(--ease), opacity var(--speed) var(--ease);
}

.project-modal.open .project-modal-dialog {
  transform: scale(1) translateY(0);
  opacity: 1;
}

.project-modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 2;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  background: rgba(18, 10, 11, 0.55);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--speed) var(--ease);
}

.project-modal-close:hover,
.project-modal-close:focus-visible {
  background: var(--red);
}

.project-modal-close svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.project-modal-media {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-radius: var(--radius) var(--radius) 0 0;
}

.project-modal-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.project-modal-body {
  padding: 28px 32px 32px;
}

.project-modal-category {
  display: inline-block;
  color: var(--red);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 10px;
}

.project-modal-body h3 {
  font-size: 1.4rem;
  margin-bottom: 12px;
}

.project-modal-body p {
  color: var(--gray-700);
}

@media (max-width: 560px) {
  .project-modal {
    padding: 12px;
  }

  .project-modal-body {
    padding: 22px 20px 26px;
  }
}