/* =============================================
   INTEGRAX Soluções em Tecnologia — Estilos
   Cores: azul principal, escuro, branco e neutros
   ============================================= */

:root {
  /* Paleta alinhada à logo */
  --color-primary: #0ea5e9;
  --color-primary-dark: #0284c7;
  --color-primary-glow: rgba(14, 165, 233, 0.25);
  --color-dark: #0f172a;
  --color-dark-lighter: #1e293b;
  --color-dark-card: #1a2332;
  --color-white: #ffffff;
  --color-neutral: #94a3b8;
  --color-neutral-light: #cbd5e1;
  --color-neutral-dark: #64748b;
  --color-border: rgba(148, 163, 184, 0.15);

  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --radius: 12px;
  --radius-lg: 16px;
  --transition: 0.25s ease;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.2);
  --section-padding: clamp(4rem, 10vw, 6rem);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-neutral-light);
  background-color: var(--color-dark);
  overflow-x: hidden;
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition), opacity var(--transition);
}
a:hover {
  color: var(--color-white);
  opacity: 0.9;
}

/* Container */
.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 2rem);
}

/* =============================================
   Header
   ============================================= */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition), border-color var(--transition);
}

.header.scrolled {
  background: rgba(15, 23, 42, 0.95);
}

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

.header__logo img {
  height: 42px;
  width: auto;
  object-fit: contain;
}

.header__menu-btn {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  cursor: pointer;
  padding: 10px;
  transition: background var(--transition), border-color var(--transition);
}
.header__menu-btn span {
  display: block;
  height: 2px;
  background: var(--color-neutral-light);
  border-radius: 1px;
  transition: transform var(--transition), opacity var(--transition);
}
.header__menu-btn[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}
.header__menu-btn[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.header__menu-btn[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}
.header__menu-btn:hover {
  background: var(--color-dark-lighter);
  border-color: var(--color-neutral-dark);
}

.header__nav {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--color-dark-lighter);
  border-bottom: 1px solid var(--color-border);
  padding: 1rem 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity var(--transition), visibility var(--transition), transform var(--transition);
}
.header__nav.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.header__links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 0 var(--container-padding, 1.25rem);
}
.header__links a {
  display: block;
  padding: 0.6rem 0;
  color: var(--color-neutral-light);
  font-weight: 500;
}
.header__links a:hover {
  color: var(--color-primary);
}

@media (min-width: 768px) {
  .header__menu-btn {
    display: none;
  }
  .header__nav {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    background: transparent;
    border: none;
    padding: 0;
  }
  .header__links {
    flex-direction: row;
    gap: 0.25rem;
    padding: 0;
  }
  .header__links a {
    padding: 0.5rem 0.85rem;
    font-size: 0.9rem;
  }
}

/* =============================================
   Botões
   ============================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.6rem;
  font-family: var(--font-main);
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform 0.15s ease;
}
.btn:hover {
  transform: translateY(-1px);
}
.btn--primary {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
  box-shadow: 0 0 20px var(--color-primary-glow);
}
.btn--primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--color-white);
}
.btn--secondary {
  background: transparent;
  color: var(--color-neutral-light);
  border-color: var(--color-border);
}
.btn--secondary:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn--outline:hover {
  background: var(--color-primary);
  color: var(--color-white);
}
.btn--sm { padding: 0.6rem 1.2rem; font-size: 0.9rem; }
.btn--lg { padding: 1rem 2rem; font-size: 1.05rem; }

/* =============================================
   Hero
   ============================================= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(72px + var(--section-padding)) 0 var(--section-padding);
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(14, 165, 233, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(14, 165, 233, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}
.hero__glow {
  position: absolute;
  top: -30%;
  right: -20%;
  width: 60%;
  height: 80%;
  background: radial-gradient(ellipse, var(--color-primary-glow) 0%, transparent 70%);
  filter: blur(60px);
}

.hero__content {
  position: relative;
  z-index: 1;
}

.hero__title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 800;
  line-height: 1.2;
  color: var(--color-white);
  margin-bottom: 1.25rem;
  max-width: 700px;
}

.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--color-neutral);
  max-width: 560px;
  margin-bottom: 2rem;
}

.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.hero__proof {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9rem;
  color: var(--color-neutral);
}
.hero__proof-divider {
  color: var(--color-primary);
  font-weight: 700;
}
.hero__proof-item {
  display: flex;
  align-items: center;
}

/* =============================================
   Seções genéricas
   ============================================= */
.section {
  padding: var(--section-padding) 0;
}
.section__title {
  font-size: clamp(1.5rem, 3.5vw, 2.25rem);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 0.5rem;
}
.section__lead {
  font-size: 1.05rem;
  color: var(--color-neutral);
  margin-bottom: 2rem;
}

/* =============================================
   Quem somos
   ============================================= */
.quem-somos {
  background: linear-gradient(180deg, var(--color-dark) 0%, var(--color-dark-lighter) 50%, var(--color-dark) 100%);
}
.quem-somos__intro {
  font-size: 1.1rem;
  color: var(--color-neutral-light);
  margin-bottom: 2rem;
  max-width: 640px;
}
.quem-somos__intro strong {
  color: var(--color-white);
}
.quem-somos__owner {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  align-items: flex-start;
}
.quem-somos__photo-wrap {
  position: relative;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  overflow: hidden;
  border: 3px solid var(--color-primary);
  box-shadow: 0 0 30px var(--color-primary-glow);
}
.quem-somos__photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.quem-somos__photo-fallback {
  display: none;
  position: absolute;
  inset: 0;
  align-items: center;
  justify-content: center;
  background: var(--color-dark-lighter);
  color: var(--color-primary);
  font-size: 2.5rem;
  font-weight: 800;
}
.quem-somos__photo-fallback--show {
  display: flex;
}
.quem-somos__owner-info {
  max-width: 520px;
}
.quem-somos__owner-name {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 0.25rem;
}
.quem-somos__owner-role {
  font-size: 1rem;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 0.75rem;
}
.quem-somos__owner-exp {
  color: var(--color-neutral);
  font-size: 0.95rem;
}

@media (min-width: 640px) {
  .quem-somos__owner {
    flex-direction: row;
    align-items: center;
  }
}

/* =============================================
   Missão
   ============================================= */
.missao {
  padding: clamp(3rem, 6vw, 4rem) 0;
}
.missao__quote {
  font-size: clamp(1.2rem, 2.5vw, 1.5rem);
  font-weight: 600;
  color: var(--color-white);
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
  padding: 0 1rem;
  border-left: none;
}
.missao__quote::before {
  content: '"';
  color: var(--color-primary);
}
.missao__quote::after {
  content: '"';
  color: var(--color-primary);
}

/* =============================================
   Serviços
   ============================================= */
.servicos__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}
@media (min-width: 640px) {
  .servicos__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 960px) {
  .servicos__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
  }
}
.servicos__grid .servicos__card:last-child:nth-child(5n) {
  grid-column: span 2;
}
@media (min-width: 960px) {
  .servicos__grid .servicos__card:last-child:nth-child(5n) {
    grid-column: span 1;
  }
}

.card {
  background: var(--color-dark-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.card:hover,
.card--hover:hover {
  border-color: rgba(14, 165, 233, 0.3);
  box-shadow: 0 0 24px var(--color-primary-glow);
}
.card__title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 0.5rem;
}
.card__text {
  font-size: 0.95rem;
  color: var(--color-neutral);
  margin-bottom: 1rem;
}
.card__text:last-child {
  margin-bottom: 0;
}
.portfolio__card .btn {
  margin-top: 0.5rem;
}

/* =============================================
   Portfólio
   ============================================= */
.portfolio__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}
@media (min-width: 640px) {
  .portfolio__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 900px) {
  .portfolio__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
  }
}

/* =============================================
   Como funciona
   ============================================= */
.como-funciona {
  background: linear-gradient(180deg, var(--color-dark) 0%, var(--color-dark-lighter) 50%, var(--color-dark) 100%);
}
.como-funciona__steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-top: 2rem;
}
@media (min-width: 640px) {
  .como-funciona__steps {
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
  }
}
.como-funciona__step {
  text-align: center;
  padding: 1.5rem 1rem;
  background: var(--color-dark-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.como-funciona__step:hover {
  border-color: rgba(14, 165, 233, 0.3);
  box-shadow: 0 0 20px var(--color-primary-glow);
}
.como-funciona__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: var(--color-primary);
  color: var(--color-white);
  font-weight: 800;
  font-size: 1.25rem;
  border-radius: 50%;
  margin-bottom: 1rem;
}
.como-funciona__title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 0.5rem;
}
.como-funciona__text {
  font-size: 0.9rem;
  color: var(--color-neutral);
}

/* =============================================
   Promoção
   ============================================= */
.promocao {
  padding: var(--section-padding) 0;
}
.promocao__box {
  text-align: center;
  padding: clamp(2rem, 5vw, 3rem);
  background: linear-gradient(135deg, var(--color-dark-lighter) 0%, var(--color-dark-card) 100%);
  border: 1px solid rgba(14, 165, 233, 0.35);
  border-radius: var(--radius-lg);
  box-shadow: 0 0 40px var(--color-primary-glow);
  margin-bottom: 1.5rem;
}
.promocao__title {
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 0.75rem;
}
.promocao__price {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}
.promocao__price strong {
  color: var(--color-white);
}
.promocao__delivery {
  font-size: 1.05rem;
  color: var(--color-neutral);
}
.promocao .btn {
  display: inline-flex;
}

/* =============================================
   FAQ
   ============================================= */
.faq__list {
  max-width: 680px;
  margin: 0 auto;
}
.faq__item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  margin-bottom: 0.75rem;
  overflow: hidden;
  transition: border-color var(--transition);
}
.faq__item:hover,
.faq__item[open] {
  border-color: rgba(14, 165, 233, 0.3);
}
.faq__question {
  padding: 1rem 1.25rem;
  font-weight: 600;
  color: var(--color-white);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.faq__question::-webkit-details-marker {
  display: none;
}
.faq__question::after {
  content: '+';
  font-size: 1.25rem;
  color: var(--color-primary);
  transition: transform var(--transition);
}
.faq__item[open] .faq__question::after {
  transform: rotate(45deg);
}
.faq__answer {
  padding: 0 1.25rem 1rem;
  font-size: 0.95rem;
  color: var(--color-neutral);
  line-height: 1.6;
}

/* =============================================
   Footer / Contato
   ============================================= */
.footer {
  padding: var(--section-padding) 0 2rem;
  background: var(--color-dark-lighter);
  border-top: 1px solid var(--color-border);
}
.footer__title {
  margin-bottom: 1.5rem;
}
.footer__content {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  margin-bottom: 3rem;
}
.footer__info {
  font-size: 0.95rem;
  color: var(--color-neutral-light);
}
.footer__icons {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}
.footer__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  background: var(--color-dark-card);
  border: 1px solid var(--color-border);
  color: var(--color-neutral-light);
  transition: color var(--transition), background var(--transition), border-color var(--transition);
}
.footer__icon:hover {
  color: var(--color-primary);
  background: rgba(14, 165, 233, 0.1);
  border-color: rgba(14, 165, 233, 0.3);
  text-decoration: none;
}
.footer__icon svg {
  flex-shrink: 0;
}
.footer__icon--whatsapp:hover { color: #25d366; background: rgba(37, 211, 102, 0.12); border-color: rgba(37, 211, 102, 0.3); }
.footer__icon--instagram:hover { color: #e4405f; background: rgba(228, 64, 95, 0.12); border-color: rgba(228, 64, 95, 0.3); }
.footer__icon--facebook:hover { color: #1877f2; background: rgba(24, 119, 242, 0.12); border-color: rgba(24, 119, 242, 0.3); }
.footer__contact-line {
  margin-bottom: 0.5rem;
}
.footer__info p {
  margin-bottom: 0.5rem;
}
.footer__info a {
  color: var(--color-primary);
}
.footer__info a:hover {
  color: var(--color-white);
  text-decoration: underline;
}
.footer__cta .btn {
  width: 100%;
  max-width: 320px;
}
.footer__bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
  text-align: center;
}
.footer__logo {
  display: inline-block;
  margin-bottom: 1rem;
}
.footer__logo img {
  height: 40px;
  width: auto;
  object-fit: contain;
}
.footer__copy {
  font-size: 0.85rem;
  color: var(--color-neutral-dark);
}

@media (min-width: 640px) {
  .footer__content {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }
}

/* =============================================
   Botão flutuante WhatsApp
   ============================================= */
.whatsapp-float {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 99;
  width: 56px;
  height: 56px;
  background: #25d366;
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.45);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.whatsapp-float:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 28px rgba(37, 211, 102, 0.55);
  color: var(--color-white);
}

/* =============================================
   Animações (suaves, fade/slide)
   ============================================= */
[data-animate] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
[data-animate].visible {
  opacity: 1;
  transform: translateY(0);
}

/* Lazy load placeholder para imagens */
img[loading="lazy"] {
  background: var(--color-dark-card);
}