/* ============================================
   WATTIZA — Complete Stylesheet
   Design System: energyplace.com.br tokens
   ============================================ */

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

:root {
  /* ── COLOR TOKENS ── */
  --ds-primary: #00376D;
  --ds-primary-light: #0A5CAC;
  --ds-primary-dark: #011931;
  --ds-secondary: #FF690D;
  --ds-secondary-light: #FF8A4C;
  --ds-secondary-dark: #AF2346;
  --ds-cyan-500: #FF690D;
  --ds-cyan-600: #E05A10;
  --ds-cyan-700: #AF2346;
  --ds-cyan-400: #FF8A4C;
  --ds-cyan-gradient: linear-gradient(176deg, #FF690D 0%, #AF2346 100%);

  --ds-white: #FFFFFF;
  --ds-grey-50: #E4EDFF;
  --ds-grey-100: #D0DDFA;
  --ds-grey-200: #B8C8EF;
  --ds-grey-500: #4A5568;
  --ds-grey-800: #011931;
  --ds-grey-900: #00376D;
  --ds-black: #000000;

  --ds-overlay-hero: rgba(0, 55, 109, 0.55);
  --ds-overlay-nav: rgba(255, 255, 255, 0.15);
  --ds-shadow-card: 0 4px 20px rgba(0, 0, 0, 0.08);
  --ds-shadow-elevated: 0 12px 40px rgba(0, 0, 0, 0.12);

  /* ── TYPOGRAPHY TOKENS ── */
  --ds-font-primary: 'Poppins', sans-serif;
  --ds-font-size-xs: 0.75rem;
  --ds-font-size-sm: 0.875rem;
  --ds-font-size-base: 1rem;
  --ds-font-size-lg: 1.125rem;
  --ds-font-size-xl: 1.5rem;
  --ds-font-size-2xl: 2rem;
  --ds-font-size-3xl: 2.5rem;
  --ds-font-size-hero: clamp(3rem, 7vw, 5.5rem);
  --ds-line-height-tight: 1.15;
  --ds-line-height-normal: 1.5;
  --ds-letter-spacing-wide: 0.08em;

  /* ── SPACING TOKENS ── */
  --ds-space-xs: 0.5rem;
  --ds-space-sm: 1rem;
  --ds-space-md: 1.5rem;
  --ds-space-lg: 2.5rem;
  --ds-space-xl: 4rem;
  --ds-space-2xl: 6rem;
  --ds-space-section: 5rem;

  /* ── RADIUS TOKENS ── */
  --ds-radius-sm: 4px;
  --ds-radius-md: 8px;
  --ds-radius-lg: 12px;
  --ds-radius-pill: 50px;

  /* ── TRANSITION TOKENS ── */
  --ds-ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
  --ds-duration-fast: 200ms;
  --ds-duration-normal: 350ms;
  --ds-duration-slow: 600ms;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--ds-font-primary);
  background: var(--ds-white);
  color: var(--ds-grey-500);
  line-height: var(--ds-line-height-normal);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

/* ── UTILITY CLASSES ── */
.text-gradient {
  background: var(--ds-cyan-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.container--narrow {
  max-width: 800px;
}

/* ── BUTTONS (from DS) ── */
.ds-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--ds-font-primary);
  font-weight: 700;
  font-size: var(--ds-font-size-sm);
  border: none;
  cursor: pointer;
  transition: all var(--ds-duration-normal) var(--ds-ease-smooth);
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.ds-btn--primary {
  background: var(--ds-cyan-gradient);
  color: var(--ds-white);
  padding: 0.875rem 2rem;
  border-radius: var(--ds-radius-sm);
}

.ds-btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(248, 110, 36, 0.4);
}

.ds-btn--pill {
  background: var(--ds-cyan-gradient);
  color: var(--ds-white);
  padding: 0.6rem 1.5rem;
  border-radius: var(--ds-radius-pill);
  font-size: var(--ds-font-size-xs);
}

.ds-btn--pill:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(248, 110, 36, 0.4);
}

.ds-btn--lg {
  padding: 1.1rem 2.5rem;
  font-size: var(--ds-font-size-base);
  border-radius: var(--ds-radius-sm);
}

.ds-btn--full {
  width: 100%;
}

/* ============================================
   §1 — HERO SECTION
============================================ */
.hero {
  position: relative;
  width: 100%;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.hero__video-wrap {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg,
      rgba(0, 20, 50, 0.55) 0%,
      rgba(0, 30, 65, 0.40) 50%,
      rgba(0, 55, 109, 0.80) 100%);
  z-index: 1;
}

/* ── Navigation ── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 3rem;
  transition: all var(--ds-duration-normal) var(--ds-ease-smooth);
}

.nav.scrolled {
  background: rgba(0, 55, 109, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 0.75rem 3rem;
  box-shadow: 0 4px 30px rgba(1, 25, 49, 0.4);
}

.nav__logo {
  text-decoration: none;
  display: flex;
  align-items: center;
  transition: opacity var(--ds-duration-fast) var(--ds-ease-smooth);
}

.nav__logo img {
  height: 24px;
  width: auto;
}

.nav__logo:hover {
  opacity: 0.85;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav__links a {
  color: var(--ds-white);
  text-decoration: none;
  font-size: var(--ds-font-size-sm);
  font-weight: 700;
  transition: color var(--ds-duration-fast) var(--ds-ease-smooth);
  position: relative;
}

.nav__links a:not(.ds-btn)::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--ds-cyan-gradient);
  transition: width var(--ds-duration-normal) var(--ds-ease-smooth);
}

.nav__links a:not(.ds-btn):hover::after {
  width: 100%;
}

.nav__links a:not(.ds-btn):hover {
  color: var(--ds-cyan-500);
}

.nav__links .ds-btn:hover {
  color: var(--ds-white);
}

/* Hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 1001;
}

.nav__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--ds-white);
  border-radius: 2px;
  transition: all var(--ds-duration-fast) var(--ds-ease-smooth);
}

.nav__hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav__hamburger.active span:nth-child(2) {
  opacity: 0;
}

.nav__hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ── Hero Content ── */
.hero__content {
  position: relative;
  z-index: 5;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8rem 3rem 6rem;
  text-align: center;
}

.hero__content-inner {
  max-width: 900px;
  width: 100%;
}

.hero__tag {
  font-size: var(--ds-font-size-xs);
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ds-cyan-500);
  margin-bottom: var(--ds-space-md);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.hero__tag::before {
  content: '';
  width: 40px;
  height: 2px;
  background: var(--ds-cyan-gradient);
}

.hero__headline {
  font-size: var(--ds-font-size-hero);
  font-weight: 900;
  color: var(--ds-white);
  line-height: var(--ds-line-height-tight);
  margin-bottom: var(--ds-space-md);
}

.hero__headline>span {
  display: block;
  white-space: nowrap;
}

.hero__text {
  font-size: var(--ds-font-size-lg);
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.7;
  margin-bottom: var(--ds-space-lg);
  max-width: 550px;
}

/* ── Hero Location tag ── */
.hero__location {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.65);
  margin-bottom: 1.5rem;
}

/* ── Hero Subtitle ── */
.hero__subtitle {
  font-size: var(--ds-font-size-base);
  font-weight: 300;
  color: rgba(255, 255, 255, 0.6);
  letter-spacing: 0.05em;
  margin-bottom: 2.5rem;
  margin-top: 1rem;
}

/* ── Hero CTA minimal ── */
.hero__cta-minimal {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.4);
  padding-bottom: 4px;
  transition: all var(--ds-duration-normal) var(--ds-ease-smooth);
}

.hero__cta-minimal:hover {
  color: var(--ds-white);
  border-color: var(--ds-cyan-500);
  gap: 1rem;
}

.hero__cta {
  padding: 1rem 2.5rem;
  font-size: var(--ds-font-size-base);
}

@media (max-width: 768px) {
  .hero__actions {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }

  .hero__stats-inline {
    gap: 1.25rem;
  }

  .hero__orb--1 {
    width: 300px;
    height: 300px;
  }

  .hero__orb--2 {
    width: 250px;
    height: 250px;
  }

  .hero__orb--3 {
    display: none;
  }
}

/* ── Scroll Hint ── */
.hero__scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  width: 48px;
  height: 48px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  animation: bounce 2s infinite;
  cursor: pointer;
  transition: border-color var(--ds-duration-fast) var(--ds-ease-smooth);
}

.hero__scroll-hint:hover {
  border-color: var(--ds-cyan-500);
}

@keyframes bounce {

  0%,
  100% {
    transform: translateX(-50%) translateY(0);
  }

  50% {
    transform: translateX(-50%) translateY(8px);
  }
}

/* ── Hero Stats ── */
.hero__stats {
  position: absolute;
  bottom: 0;
  right: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 2rem;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 0;
  padding: 2rem 3rem;
}

.hero__stat {
  text-align: center;
}

.hero__stat-number {
  font-size: var(--ds-font-size-3xl);
  font-weight: 900;
  color: var(--ds-cyan-500);
  line-height: 1;
}

.hero__stat-plus {
  font-size: var(--ds-font-size-xl);
  font-weight: 900;
  color: var(--ds-cyan-500);
}

.hero__stat-label {
  display: block;
  font-size: var(--ds-font-size-xs);
  color: rgba(255, 255, 255, 0.5);
  margin-top: 0.25rem;
  white-space: nowrap;
}

.hero__stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(255, 255, 255, 0.15);
}


/* ============================================
   §2 — SECTIONS — Global
============================================ */
.section {
  padding: var(--ds-space-2xl) 0;
  position: relative;
}

.section--dark {
  background: linear-gradient(180deg, #00376D 0%, #011931 100%);
}

.section--light {
  background: var(--ds-grey-50);
}

.section--accent {
  background: linear-gradient(135deg, #011931 0%, #00376D 50%, #011931 100%);
  position: relative;
  overflow: hidden;
}

.section--accent::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255, 105, 13, 0.10) 0%, transparent 70%);
  pointer-events: none;
}

.section--accent::after {
  content: '';
  position: absolute;
  bottom: -200px;
  left: -200px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255, 105, 13, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.section__header {
  text-align: center;
  margin-bottom: var(--ds-space-xl);
}

.section__tag {
  font-size: var(--ds-font-size-xs);
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ds-cyan-500);
  margin-bottom: var(--ds-space-sm);
  display: inline-block;
}

.section__tag--dark {
  color: var(--ds-cyan-600);
}

.section__tag--light {
  color: var(--ds-cyan-400);
}

.section__title {
  font-size: var(--ds-font-size-3xl);
  font-weight: 900;
  color: var(--ds-white);
  line-height: var(--ds-line-height-tight);
  margin-bottom: var(--ds-space-md);
}

.section__title--dark {
  color: var(--ds-grey-800);
}

.section__subtitle {
  font-size: var(--ds-font-size-lg);
  color: rgba(255, 255, 255, 0.5);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

.section__subtitle--dark {
  color: var(--ds-grey-500);
}

/* ============================================
   §2 — SERVIÇOS
============================================ */
.section__header .header-top {
  margin-bottom: 1.5rem;
  text-align: left;
}

.section__header .header-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2rem;
  gap: 2rem;
}

.header-bottom .section__title--large {
  margin-bottom: 0;
  /* Removing bottom margin to allow centering */
}

.pill-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: var(--ds-primary-dark);
  color: var(--ds-cyan-400);
  border-radius: var(--ds-radius-pill);
  font-size: var(--ds-font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.pill-tag::before {
  content: '';
  width: 12px;
  height: 6px;
  background: var(--ds-cyan-400);
  border-radius: 10px;
}

.slider-arrows {
  display: flex;
  gap: 0.75rem;
}

.arrow-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: transparent;
  color: var(--ds-white);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--ds-duration-fast) var(--ds-ease-smooth);
}

.arrow-btn:hover {
  background: var(--ds-white);
  color: var(--ds-primary);
  border-color: var(--ds-white);
}

.section__title--large {
  font-size: clamp(2rem, 4vw, 3rem);
  text-align: left;
}

.services-carousel {
  position: relative;
  width: 100%;
  overflow: visible;
  /* Allowing cards to be seen partly if needed, or hidden */
  overflow: hidden;
  padding: 1rem 0 3rem;
}

.services-track {
  display: flex;
  gap: 2rem;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform;
}

.service-card {
  flex: 0 0 calc((100% / 3) - (4rem / 3));
  /* 3 cards visible minus gaps */
  background: var(--ds-white);
  border-radius: var(--ds-radius-lg);
  overflow: hidden;
  transition: all var(--ds-duration-normal) var(--ds-ease-smooth);
  display: flex;
  flex-direction: column;
}

/* Responsive adjustments for carousel */
@media (max-width: 1024px) {
  .service-card {
    flex: 0 0 calc((100% / 2) - (2rem / 2));
    /* 2 cards visible */
  }
}

@media (max-width: 768px) {
  .service-card {
    flex: 0 0 100%;
    /* 1 card visible */
  }
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.service-card__visual {
  position: relative;
  width: 100%;
  aspect-ratio: 4/3;
  overflow: hidden;
}

.service-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--ds-duration-slow) var(--ds-ease-smooth);
}

.service-card:hover .service-card__img {
  transform: scale(1.1);
}

.service-card__icon-wrap {
  position: absolute;
  bottom: 0;
  right: 1.5rem;
  width: 60px;
  height: 60px;
  background: var(--ds-white);
  border: 1px dashed var(--ds-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ds-primary-light);
  transform: translateY(50%);
  z-index: 2;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.service-card__content {
  padding: 2.5rem 1.5rem 2rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.service-card__title {
  font-size: var(--ds-font-size-xl);
  font-weight: 700;
  color: var(--ds-grey-800);
  margin-bottom: 1rem;
}

.service-card__text {
  font-size: var(--ds-font-size-sm);
  color: var(--ds-grey-500);
  line-height: 1.6;
  margin-bottom: 2rem;
  flex: 1;
}

.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--ds-font-size-sm);
  font-weight: 800;
  color: var(--ds-grey-800);
  text-decoration: none;
  text-transform: capitalize;
  transition: color var(--ds-duration-fast) var(--ds-ease-smooth);
}

.service-card__link span {
  font-size: 1.2rem;
  transition: transform var(--ds-duration-fast) var(--ds-ease-smooth);
}

.service-card__link:hover {
  color: var(--ds-primary-light);
}

.service-card__link:hover span {
  transform: translateX(4px);
}

/* ============================================
   §3 — SOBRE / QUEM SOMOS
============================================ */
.about-grid--modern {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.about__visual-wrap {
  position: relative;
  height: 500px;
}

.about__images {
  position: relative;
  width: 100%;
  height: 100%;
}

.about__icon-wrap {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #00376D 0%, #011931 100%);
  border-radius: var(--ds-radius-lg);
  box-shadow: 0 24px 60px rgba(0, 55, 109, 0.25);
}

.about__icon {
  width: 85%;
  height: auto;
}

.about__img-main {
  position: absolute;
  top: 0;
  left: 0;
  width: 75%;
  height: 85%;
  object-fit: cover;
  border-radius: var(--ds-radius-lg);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
  z-index: 2;
}

.about__img-sub {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 75%;
  height: 85%;
  object-fit: cover;
  border-radius: var(--ds-radius-lg);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
  z-index: 1;
}

.about__content-modern {
  padding-left: 1rem;
}

.about__tag-top {
  display: block;
  font-size: var(--ds-font-size-sm);
  font-weight: 700;
  color: var(--ds-grey-800);
  margin-bottom: 1rem;
}

.about__title-modern {
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 900;
  color: var(--ds-black);
  line-height: 1.1;
  margin-bottom: 2rem;
}

.about__title-modern .text-muted {
  background: var(--ds-cyan-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.about__desc-modern {
  font-size: var(--ds-font-size-base);
  color: var(--ds-grey-500);
  line-height: 1.7;
  margin-bottom: 2.5rem;
  max-width: 550px;
}

.about__benefits {
  list-style: none;
  margin-bottom: 2.5rem;
}

.about__benefits li {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  font-size: var(--ds-font-size-base);
  font-weight: 700;
  color: var(--ds-grey-800);
  margin-bottom: 1.25rem;
}

.about__benefits li svg {
  color: var(--ds-cyan-500);
  flex-shrink: 0;
  margin-top: 3px;
}

.ds-btn--gold {
  background: var(--ds-cyan-gradient);
  color: var(--ds-white);
  padding: 1.1rem 2.5rem;
  border-radius: var(--ds-radius-sm);
  font-size: var(--ds-font-size-base);
}

.ds-btn--gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(255, 105, 13, 0.4);
}

/* ============================================
   §4 — DIFERENCIAIS
============================================ */
.section__header-modern {
  margin-bottom: 4rem;
}

.section__tag-top {
  display: block;
  font-size: var(--ds-font-size-sm);
  font-weight: 700;
  color: var(--ds-grey-800);
  margin-bottom: 1rem;
}

.section__title-modern {
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 900;
  color: var(--ds-black);
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.section__title-modern .text-muted {
  background: var(--ds-cyan-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section__desc-modern {
  font-size: var(--ds-font-size-base);
  color: var(--ds-grey-500);
  line-height: 1.7;
  max-width: 650px;
}

.diff-grid-modern {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.diff-image-card {
  position: relative;
  border-radius: var(--ds-radius-lg);
  overflow: hidden;
  aspect-ratio: 1 / 1.1;
  transition: all var(--ds-duration-normal) var(--ds-ease-smooth);
}

.diff-image-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--ds-duration-slow) var(--ds-ease-smooth);
}

.diff-image-card:hover .diff-image-card__img {
  transform: scale(1.1);
}

.diff-image-card__arrow {
  position: absolute;
  top: 1.5rem;
  left: 1.5rem;
  width: 44px;
  height: 44px;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ds-white);
  z-index: 5;
  transition: all var(--ds-duration-fast) var(--ds-ease-smooth);
}

.diff-image-card:hover .diff-image-card__arrow {
  background: var(--ds-white);
  color: var(--ds-primary);
  transform: rotate(45deg);
}

.diff-image-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 55, 109, 0.92) 0%, rgba(0, 55, 109, 0.2) 50%, transparent 100%);
  display: flex;
  align-items: flex-end;
  padding: 2.5rem 2rem;
}

.diff-image-card__title {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--ds-white);
  text-align: left;
}

@media (max-width: 1024px) {
  .diff-grid-modern {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .diff-grid-modern {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   §5 — BENEFÍCIOS (Cards)
============================================ */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  position: relative;
  z-index: 1;
}

.benefit-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--ds-radius-lg);
  padding: var(--ds-space-lg);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: all var(--ds-duration-normal) var(--ds-ease-smooth);
  position: relative;
}

.benefit-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 0;
  background: var(--ds-cyan-gradient);
  border-radius: 0 0 2px 2px;
  transition: height var(--ds-duration-slow) var(--ds-ease-smooth);
}

.benefit-card:hover {
  transform: translateY(-6px);
  border-color: rgba(255, 105, 13, 0.35);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.25);
}

.benefit-card:hover::before {
  height: 100%;
}

.benefit-card__icon {
  width: 56px;
  height: 56px;
  border-radius: var(--ds-radius-md);
  background: rgba(255, 105, 13, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--ds-space-md);
  color: var(--ds-cyan-500);
}

.benefit-card__title {
  font-size: var(--ds-font-size-xl);
  font-weight: 700;
  color: var(--ds-white);
  margin-bottom: var(--ds-space-xs);
}

.benefit-card__text {
  font-size: var(--ds-font-size-sm);
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.6;
}

.benefits-cta {
  text-align: center;
  margin-top: var(--ds-space-xl);
  position: relative;
  z-index: 1;
}

/* ============================================
   §6 — FAQ (Accordion Modern)
============================================ */
.faq-modern-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 5rem;
}

.faq__intro {
  position: sticky;
  top: 100px;
  height: fit-content;
}

.faq__tag-top {
  display: block;
  font-size: var(--ds-font-size-sm);
  font-weight: 700;
  color: var(--ds-grey-800);
  margin-bottom: 1rem;
}

.faq__title-modern {
  font-size: clamp(2.5rem, 4vw, 4rem);
  font-weight: 900;
  color: var(--ds-black);
  line-height: 1.1;
  margin-bottom: 1.25rem;
}

.faq__desc {
  font-size: var(--ds-font-size-base);
  color: var(--ds-grey-500);
  line-height: 1.7;
  max-width: 340px;
}

.faq-list-modern {
  display: flex;
  flex-direction: column;
}

.faq-item-modern {
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.faq-item__question-modern {
  width: 100%;
  background: none;
  border: none;
  padding: 2.5rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  text-align: left;
  font-family: var(--ds-font-primary);
  font-size: var(--ds-font-size-lg);
  font-weight: 700;
  color: var(--ds-grey-800);
  transition: all var(--ds-duration-fast) var(--ds-ease-smooth);
}

.faq-item__question-modern svg {
  color: var(--ds-primary);
  transition: transform var(--ds-duration-normal) var(--ds-ease-smooth);
}

.faq-item-modern.active .faq-item__question-modern {
  color: var(--ds-primary-light);
}

.faq-item-modern.active .faq-item__question-modern svg {
  transform: rotate(180deg);
}

.faq-item__answer-modern {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--ds-duration-slow) var(--ds-ease-smooth);
}

.faq-item-modern.active .faq-item__answer-modern {
  max-height: 500px;
  /* Adjust to content */
}

.faq-item__answer-modern p {
  font-size: var(--ds-font-size-base);
  color: var(--ds-grey-500);
  line-height: 1.7;
  padding-bottom: 2.5rem;
}

@media (max-width: 991px) {
  .faq-modern-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .faq__intro {
    position: static;
    text-align: center;
  }

  .faq-item__question-modern {
    padding: 1.5rem 0;
  }
}

/* ============================================
   §7 — FOOTER / CONTATO
============================================ */
.footer {
  background: linear-gradient(180deg, #011931 0%, #00376D 100%);
  padding: var(--ds-space-2xl) 0 0;
  position: relative;
  overflow: hidden;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--ds-cyan-gradient);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  margin-bottom: var(--ds-space-xl);
}

.footer__logo {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  margin-bottom: 0.75rem;
  transition: opacity var(--ds-duration-fast) var(--ds-ease-smooth);
}

.footer__logo img {
  height: 28px;
  width: auto;
}

.footer__logo:hover {
  opacity: 0.85;
}

.footer__tagline {
  font-size: var(--ds-font-size-xs);
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.3);
  margin-bottom: var(--ds-space-md);
}

.footer__desc {
  font-size: var(--ds-font-size-base);
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.7;
  margin-bottom: var(--ds-space-lg);
}

.footer__contact-items {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer__contact-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: var(--ds-font-size-sm);
  color: rgba(255, 255, 255, 0.5);
}

.footer__contact-link {
  color: inherit;
  text-decoration: none;
  transition: color var(--ds-duration-fast) var(--ds-ease-smooth);
}

.footer__contact-link:hover {
  color: rgba(255, 255, 255, 0.8);
}

.footer__contact-item svg {
  color: var(--ds-cyan-500);
  flex-shrink: 0;
}

.footer__form-wrap {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--ds-radius-lg);
  padding: var(--ds-space-lg);
}

.footer__form-title {
  font-size: var(--ds-font-size-2xl);
  font-weight: 900;
  color: var(--ds-white);
  margin-bottom: var(--ds-space-md);
}

.footer__form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.875rem 1.25rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--ds-radius-md);
  color: var(--ds-white);
  font-family: var(--ds-font-primary);
  font-size: var(--ds-font-size-sm);
  transition: all var(--ds-duration-fast) var(--ds-ease-smooth);
  outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(255, 255, 255, 0.3);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--ds-cyan-500);
  background: rgba(255, 105, 13, 0.06);
  box-shadow: 0 0 0 3px rgba(255, 105, 13, 0.12);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 1.5rem 0;
  text-align: center;
}

.footer__bottom p {
  font-size: var(--ds-font-size-xs);
  color: rgba(255, 255, 255, 0.25);
}

/* ============================================
   WhatsApp Float Button
============================================ */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 999;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25D366;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  transition: all var(--ds-duration-fast) var(--ds-ease-smooth);
  text-decoration: none;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 30px rgba(37, 211, 102, 0.5);
}

/* ============================================
   REVEAL ANIMATIONS
============================================ */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s var(--ds-ease-smooth), transform 0.8s var(--ds-ease-smooth);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 1s var(--ds-ease-smooth) 0.3s, transform 1s var(--ds-ease-smooth) 0.3s;
}

.reveal-delay.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children */
.services-grid .service-card:nth-child(1) {
  transition-delay: 0ms;
}

.services-grid .service-card:nth-child(2) {
  transition-delay: 100ms;
}

.services-grid .service-card:nth-child(3) {
  transition-delay: 200ms;
}

.services-grid .service-card:nth-child(4) {
  transition-delay: 300ms;
}

.diff-grid .diff-card:nth-child(1) {
  transition-delay: 0ms;
}

.diff-grid .diff-card:nth-child(2) {
  transition-delay: 100ms;
}

.diff-grid .diff-card:nth-child(3) {
  transition-delay: 200ms;
}

.benefits-grid .benefit-card:nth-child(1) {
  transition-delay: 0ms;
}

.benefits-grid .benefit-card:nth-child(2) {
  transition-delay: 100ms;
}

.benefits-grid .benefit-card:nth-child(3) {
  transition-delay: 200ms;
}

.benefits-grid .benefit-card:nth-child(4) {
  transition-delay: 300ms;
}

/* ============================================
   RESPONSIVE — Tablet (max 1024px)
============================================ */
@media (max-width: 1024px) {
  .about-grid--modern {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .about__visual-wrap {
    height: 380px;
  }

  .about__content-modern {
    padding-left: 0;
  }

  .diff-grid-modern {
    grid-template-columns: repeat(2, 1fr);
  }

  .faq-modern-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .faq__intro {
    position: static;
    text-align: center;
  }

  .faq__desc {
    max-width: 100%;
    margin: 0 auto;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

/* ============================================
   RESPONSIVE — Mobile (max 768px)
============================================ */
@media (max-width: 768px) {

  /* ── Nav ── */
  .nav__logo img {
    height: 18px;
  }

  .nav {
    padding: 1rem 1.5rem;
  }

  .nav.scrolled {
    padding: 0.6rem 1.5rem;
  }

  .nav__hamburger {
    display: flex;
  }

  .nav__links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background: rgba(0, 25, 55, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
    padding: 5.75rem 1.25rem 2rem;
    transition: right var(--ds-duration-normal) var(--ds-ease-smooth);
    gap: 0.25rem;
    overflow-y: auto;
    box-shadow: -20px 0 40px rgba(0, 0, 0, 0.35);
  }

  .nav__links.open {
    right: 0;
  }

  .nav__links li {
    width: 100%;
  }

  .nav__links a {
    width: 100%;
    display: flex;
    align-items: center;
    padding: 0.95rem 0;
    font-size: 0.95rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .nav__links .ds-btn {
    width: 100%;
    justify-content: center;
    margin-top: 0.75rem;
    border-bottom: none;
  }

  /* ── Hero ── */
  .hero {
    background: linear-gradient(180deg, #00376D 0%, #011931 100%);
  }

  .hero__video-wrap {
    display: block;
  }

  .hero__video {
    object-position: center center;
  }

  .hero__content {
    padding: 7rem 1.25rem 3.5rem;
    text-align: center;
  }

  .hero__overlay {
    background:
      linear-gradient(180deg,
        rgba(0, 20, 50, 0.45) 0%,
        rgba(0, 30, 65, 0.35) 50%,
        rgba(0, 55, 109, 0.72) 100%);
  }

  .hero__content-inner {
    max-width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .hero__headline {
    font-size: clamp(2rem, 9vw, 3rem);
    margin-bottom: 0.9rem;
  }

  .hero__headline>span {
    white-space: normal;
  }

  .hero__location {
    justify-content: center;
    font-size: 0.62rem;
    letter-spacing: 0.14em;
    margin-bottom: 1rem;
  }

  .hero__subtitle {
    line-height: 1.5;
    margin: 0.75rem auto 1.75rem;
    max-width: 34ch;
  }

  .hero__cta {
    width: 100%;
    max-width: 320px;
  }

  /* ── Sections ── */
  .section {
    padding: 3rem 0;
  }

  .container {
    padding: 0 1rem;
  }

  .section__title {
    font-size: var(--ds-font-size-2xl);
  }

  .section__title--large {
    font-size: var(--ds-font-size-2xl);
    text-align: left;
  }

  .section__header .header-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.85rem;
  }

  .section__header .header-top {
    text-align: left;
    width: 100%;
  }

  .slider-arrows {
    display: none;
  }

  /* ── Serviços ── */
  .services-carousel {
    overflow: visible;
    padding: 0.5rem 0 0;
  }

  .services-track {
    flex-direction: column;
    gap: 1rem;
    transform: none !important;
  }

  .service-card {
    flex: 0 0 auto;
    min-width: 0;
  }

  .service-card__content {
    padding: 1.35rem 1.05rem 1.2rem;
  }

  .service-card__title {
    font-size: 1.15rem;
    margin-bottom: 0.6rem;
  }

  .service-card__text {
    font-size: 0.92rem;
    line-height: 1.65;
    margin-bottom: 1.15rem;
  }

  /* ── Sobre ── */
  .about-grid--modern {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .about__visual-wrap {
    height: 240px;
  }

  .about__content-modern {
    padding-left: 0;
    text-align: left;
  }

  .about__tag-top {
    margin-bottom: 0.75rem;
  }

  .about__title-modern {
    font-size: 1.9rem;
    margin-bottom: 1rem;
  }

  .about__desc-modern {
    max-width: none;
    margin: 0 0 1.5rem;
  }

  .about__benefits li {
    justify-content: flex-start;
    text-align: left;
  }

  .about__benefits {
    max-width: none;
    margin: 0 0 1.75rem;
  }

  .about__cta-wrap {
    text-align: left;
  }

  /* ── Diferenciais ── */
  .section__header-modern {
    text-align: left;
    margin-bottom: 2rem;
  }

  .section__title-modern {
    font-size: clamp(1.8rem, 6vw, 2.3rem);
  }

  .section__desc-modern {
    margin: 0;
    text-align: left;
  }

  .diff-grid-modern {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .diff-image-card {
    aspect-ratio: 16 / 10;
  }

  /* ── Benefícios ── */
  .benefits-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .benefit-card {
    padding: 1.25rem;
    text-align: left;
  }

  .benefit-card__icon {
    width: 48px;
    height: 48px;
  }

  /* ── FAQ ── */
  .faq-modern-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .faq__intro {
    position: static;
    text-align: left;
  }

  .faq__title-modern {
    font-size: clamp(1.9rem, 7vw, 2.8rem);
  }

  .faq__desc {
    max-width: 100%;
    margin: 0;
    text-align: left;
  }

  .faq-item__question-modern {
    padding: 1.1rem 0;
    font-size: var(--ds-font-size-base);
    gap: 1rem;
  }

  /* ── Footer ── */
  .footer__grid {
    grid-template-columns: 1fr;
    gap: 1.75rem;
  }

  .footer {
    padding-top: 3rem;
  }

  .footer__form-wrap {
    padding: 1.1rem;
  }

  .footer__form-title {
    font-size: 1.45rem;
  }

  .footer__contact-item {
    align-items: flex-start;
  }

  .whatsapp-float {
    width: 52px;
    height: 52px;
    right: 0.85rem;
    bottom: 0.85rem;
  }

  .footer__bottom p {
    font-size: 0.72rem;
    line-height: 1.5;
  }
}

/* ============================================
   RESPONSIVE — Small Mobile (max 480px)
============================================ */
@media (max-width: 480px) {
  .hero {
    min-height: 92vh;
  }

  .hero__headline {
    font-size: clamp(1.75rem, 8vw, 2.5rem);
  }

  .hero__badge {
    font-size: 0.6rem;
  }

  .about__visual-wrap {
    height: 220px;
  }

  .container {
    padding: 0 1.25rem;
  }

  .nav {
    padding: 0.875rem 1.25rem;
  }

  .ds-btn--primary {
    padding: 0.75rem 1.5rem;
    font-size: var(--ds-font-size-xs);
  }

  .hero__content {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .nav__links {
    width: 100%;
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .service-card__content {
    padding: 1.15rem 0.95rem 1rem;
  }

  .whatsapp-float {
    width: 48px;
    height: 48px;
  }
}