/* =============================================================================
   Design tokens
   - Centralize cores, tipografia e espaçamentos para replicar facilmente em novas seções.
============================================================================= */
:root {
  color-scheme: light;
  --color-bg: #f4f6fb;
  --color-surface: #ffffff;
  --color-surface-alt: #eef2ff;
  --color-text: #1c2140;
  --color-text-muted: #5f6687;
  --color-accent: #3975ff;
  --color-accent-strong: #1d4fff;
  --color-highlight: #ffb35a;
  --section-padding: clamp(5rem, 10vw, 8rem) 1.5rem;
  --container-max: 1160px;
  --radius-lg: 32px;
  --radius-md: 20px;
  --radius-sm: 12px;
  --shadow-lg: 0 28px 70px rgba(61, 97, 186, 0.22);
  --shadow-md: 0 16px 38px rgba(61, 97, 186, 0.18);
  --shadow-sm: 0 10px 24px rgba(84, 109, 177, 0.16);
  --transition-base: 0.6s cubic-bezier(0.23, 1, 0.32, 1);
  --transition-fast: 0.35s ease;
}

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

body {
  margin: 0;
  font-family: "SF Pro Display", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top, #ffffff 0%, var(--color-bg) 70%);
  color: var(--color-text);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

button {
  font: inherit;
  border: none;
  cursor: pointer;
  border-radius: 999px;
  padding: 0.9rem 2.4rem;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-strong));
  color: #ffffff;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  box-shadow: 0 18px 45px rgba(57, 117, 255, 0.35);
}

button:hover {
  transform: translateY(-3px);
  box-shadow: 0 24px 55px rgba(57, 117, 255, 0.4);
}

button:focus-visible {
  outline: 2px solid var(--color-highlight);
  outline-offset: 4px;
}

.primary-button {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-strong));
}

/* Navegação --------------------------------------------------------------- */
.top-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 999;
  padding: 1rem clamp(1.5rem, 5vw, 3rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(28, 33, 64, 0.08);
}

.top-nav__brand {
  font-weight: 700;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--color-text);
}

.top-nav__links {
  display: flex;
  gap: clamp(1rem, 2vw, 2rem);
  font-size: 0.95rem;
}

.top-nav__links a {
  position: relative;
  padding-bottom: 0.25rem;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.top-nav__links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s ease;
}

.top-nav__links a:hover {
  color: var(--color-text);
}

.top-nav__links a:hover::after {
  transform: scaleX(1);
}

.top-nav__cta {
  font-size: 0.95rem;
}

/* Layout geral ------------------------------------------------------------ */
.section {
  position: relative;
  padding: var(--section-padding);
}

.section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 25% 15%, rgba(124, 208, 255, 0.08), transparent 55%);
  opacity: 0.4;
  pointer-events: none;
}

.section__container {
  position: relative;
  z-index: 2;
  max-width: var(--container-max);
  margin: 0 auto;
}

.section__header {
  text-align: center;
  margin-bottom: clamp(2rem, 6vw, 3.5rem);
}

.section__header h2 {
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  margin-bottom: 0.5rem;
}

.section__header p {
  color: var(--color-text-muted);
  max-width: 640px;
  margin: 0.5rem auto 0;
}

/* Hero -------------------------------------------------------------------- */
.section--hero {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding-top: clamp(7rem, 12vw, 10rem);
  background: radial-gradient(circle at top, #ffffff 0%, #ebf0ff 55%, #e2e8ff 100%);
}

.section--hero::before {
  background: radial-gradient(circle at 50% 10%, rgba(57, 117, 255, 0.15), transparent 60%);
}

.hero__background {
  position: absolute;
  inset: -20vh -15vw;
  background: radial-gradient(circle at center, rgba(178, 205, 255, 0.35), transparent 65%);
  filter: blur(100px);
  z-index: 0;
}

.hero__orb {
  position: absolute;
  border-radius: 50%;
  width: clamp(120px, 22vw, 220px);
  height: clamp(120px, 22vw, 220px);
  background: radial-gradient(circle at 35% 35%, rgba(121, 168, 255, 0.3), rgba(255, 255, 255, 0));
  box-shadow: 0 0 120px rgba(121, 168, 255, 0.28);
  opacity: 0.9;
  z-index: 1;
  pointer-events: none;
  mix-blend-mode: screen;
}

.hero__orb--left {
  top: 18%;
  left: max(4vw, 40px);
}

.hero__orb--right {
  bottom: 12%;
  right: max(6vw, 60px);
  background: radial-gradient(circle at 65% 65%, rgba(255, 195, 130, 0.28), rgba(255, 255, 255, 0));
  box-shadow: 0 0 120px rgba(255, 195, 130, 0.26);
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 780px;
  display: grid;
  gap: 1.25rem;
}

.hero__logo {
  justify-self: center;
  width: clamp(190px, 25vw, 280px);
  height: auto;
  filter: drop-shadow(0 6px 18px rgba(57, 117, 255, 0.25));
}

.hero__title {
  font-size: clamp(2.8rem, 6vw, 4.6rem);
  letter-spacing: -0.035em;
}

.hero__subtitle {
  font-size: clamp(1.1rem, 2.8vw, 1.4rem);
  color: var(--color-text-muted);
  margin: 0 auto 2rem;
  max-width: 520px;
}

.hero__cta {
  font-size: 1rem;
}

/* Soluções ---------------------------------------------------------------- */
.section--solucoes {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(230, 237, 255, 0.9));
}

.section__parallax {
  position: absolute;
  inset: auto;
  width: clamp(220px, 40vw, 420px);
  height: clamp(220px, 42vw, 460px);
  border-radius: 999px;
  pointer-events: none;
  z-index: 1;
  opacity: 0.38;
  filter: blur(35px);
  mix-blend-mode: screen;
}

.section__parallax--solucoes {
  top: 15%;
  right: 5%;
  background: radial-gradient(circle, rgba(121, 168, 255, 0.35), rgba(225, 237, 255, 0));
}

.solucoes__carousel {
  position: relative;
  padding: clamp(1rem, 3vw, 1.5rem) clamp(2rem, 6vw, 4rem);
}

.solucoes__track {
  display: flex;
  gap: 0;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  scroll-behavior: smooth;
}

.solucoes__track::-webkit-scrollbar {
  display: none;
}

.solucoes__track > .solucao-card {
  scroll-snap-align: center;
}

.solucao-card {
  flex: 0 0 100%;
  padding: 2.5rem 2rem;
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  border: 1px solid rgba(57, 117, 255, 0.08);
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-md);
  display: grid;
  gap: 1.25rem;
  text-align: center;
  min-height: clamp(280px, 60vw, 360px);
}

.solucao-card__icon {
  justify-self: center;
  width: clamp(64px, 10vw, 96px);
  height: auto;
}

.solucao-card p {
  color: var(--color-text-muted);
  margin: 0;
}

.solucao-card__link {
  justify-self: center;
  font-weight: 600;
  color: var(--color-accent);
  transition: color var(--transition-fast);
}

.solucao-card__link:hover {
  color: var(--color-highlight);
}

.solucoes__control {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--color-accent-strong);
  font-size: 2rem;
  padding: 0;
  cursor: pointer;
  transition: transform var(--transition-fast);
  z-index: 2;
}

.solucoes__control:hover {
  transform: translateY(-50%) scale(1.05);
}

.solucoes__control[disabled] {
  opacity: 0.35;
  cursor: not-allowed;
  transform: translateY(-50%);
}

.solucoes__control--prev {
  left: 1rem;
}

.solucoes__control--next {
  right: 1rem;
}

.solucoes__dots {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

.solucoes__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: none;
  padding: 0;
  background: rgba(28, 33, 64, 0.15);
  cursor: pointer;
  transition: transform var(--transition-fast), background var(--transition-fast);
}

.solucoes__dot--active {
  background: var(--color-accent);
  transform: scale(1.1);
}

/* Sobre ------------------------------------------------------------------- */
.section--sobre {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(236, 240, 255, 0.9));
}

.section__parallax--sobre {
  bottom: 10%;
  left: 8%;
  width: clamp(180px, 28vw, 320px);
  height: clamp(180px, 28vw, 320px);
  background: radial-gradient(circle, rgba(199, 186, 255, 0.3), rgba(255, 255, 255, 0));
}

.sobre__grid {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  margin-bottom: clamp(2rem, 4vw, 3rem);
}

.sobre__text h3 {
  margin-bottom: 0.5rem;
}

.sobre__text p {
  color: var(--color-text-muted);
}

.sobre__competencias {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 2rem;
  border: 1px solid rgba(57, 117, 255, 0.08);
  box-shadow: var(--shadow-sm);
}

.sobre__competencias ul {
  columns: 2;
  gap: 1.5rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.sobre__competencias li {
  position: relative;
  padding-left: 1.2rem;
  margin-bottom: 0.6rem;
  color: var(--color-text-muted);
}

.sobre__competencias li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--color-accent);
}

/* Cases ------------------------------------------------------------------- */
.section--cases {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(233, 242, 255, 0.92));
}

.section__parallax--cases {
  top: 18%;
  left: 50%;
  --parallax-base-transform: translate(-50%, 0);
  width: clamp(280px, 45vw, 520px);
  height: clamp(260px, 42vw, 480px);
  background: radial-gradient(circle, rgba(255, 196, 118, 0.3), rgba(255, 255, 255, 0));
}

.cases__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: clamp(1.25rem, 2.5vw, 2rem);
}

.case-card {
  padding: 2rem;
  border-radius: var(--radius-md);
  background: var(--color-surface);
  border: 1px solid rgba(57, 117, 255, 0.08);
  box-shadow: var(--shadow-sm);
  display: grid;
  gap: 1rem;
}

.case-card h3 {
  font-size: 1.25rem;
  margin: 0;
}

.case-card p {
  color: var(--color-text-muted);
  margin: 0;
}

.case-card__benefit {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-highlight);
}

.case-card__link {
  justify-self: flex-start;
  font-weight: 600;
  color: var(--color-accent);
  transition: color var(--transition-fast);
}

.case-card__link:hover {
  color: var(--color-highlight);
}

/* Clientes ---------------------------------------------------------------- */
.section--clientes {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(235, 242, 255, 0.9));
}

.section__parallax--clientes {
  top: 12%;
  right: 10%;
  width: clamp(240px, 38vw, 420px);
  height: clamp(240px, 38vw, 420px);
  background: radial-gradient(circle, rgba(124, 208, 255, 0.28), rgba(12, 20, 44, 0));
}

.clientes__carousel {
  position: relative;
  padding: clamp(1rem, 3vw, 1.5rem) clamp(2rem, 6vw, 4rem);
}

.clientes__track {
  display: flex;
  gap: 0;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  padding-bottom: 0.75rem;
  scrollbar-width: none;
  scroll-behavior: smooth;
}

.clientes__track > .cliente-card {
  scroll-snap-align: center;
}

.clientes__track::-webkit-scrollbar {
  display: none;
}

.clientes__control {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: auto;
  height: auto;
  padding: 0;
  background: none;
  border: none;
  color: var(--color-accent-strong);
  display: grid;
  place-items: center;
  transition: transform var(--transition-fast);
  z-index: 3;
}

.clientes__control span {
  font-size: 2rem;
  line-height: 1;
  transform: translateY(-1px);
}

.clientes__control:hover {
  transform: translateY(-50%) scale(1.05);
}

.clientes__control[disabled] {
  opacity: 0.35;
  cursor: not-allowed;
  transform: translateY(-50%);
}

.clientes__control--prev {
  left: 0;
}

.clientes__control--next {
  right: 0;
}

.clientes__dots {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1.75rem;
}

.clientes__dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: none;
  padding: 0;
  background: rgba(28, 33, 64, 0.12);
  cursor: pointer;
  transition: transform var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
  box-shadow: 0 4px 10px rgba(57, 117, 255, 0.08);
}

.clientes__dot--active {
  background: var(--color-accent);
  transform: scale(1.1);
  box-shadow: 0 6px 14px rgba(57, 117, 255, 0.22);
}

.clientes__dots button:focus-visible {
  outline: 2px solid var(--color-highlight);
  outline-offset: 4px;
}

.cliente-card {
  flex: 0 0 100%;
  padding: clamp(2rem, 5vw, 3rem);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  border: 1px solid rgba(57, 117, 255, 0.08);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  justify-content: center;
  align-items: center;
  text-align: center;
  min-height: clamp(260px, 60vw, 360px);
}

.cliente-card__media {
  width: min(320px, 70%);
  height: clamp(120px, 30vw, 160px);
  display: flex;
  align-items: center;
  justify-content: center;
}

.cliente-card__media img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.cliente-card img {
  width: 100%;
  height: auto;
  margin: 0;
  transition: transform var(--transition-fast);
}

.cliente-card figcaption {
  color: var(--color-text-muted);
  display: grid;
  gap: 0.35rem;
}

.cliente-card figcaption h3 {
  margin: 0;
  font-size: 1.15rem;
  color: var(--color-text);
}

/* Time -------------------------------------------------------------------- */
.section--time {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(236, 244, 255, 0.92));
}

.section__parallax--time {
  top: 20%;
  left: 10%;
  width: clamp(200px, 30vw, 360px);
  height: clamp(200px, 30vw, 360px);
  background: radial-gradient(circle, rgba(153, 189, 255, 0.32), rgba(255, 255, 255, 0));
}

.time__lead {
  color: var(--color-text-muted);
  max-width: 780px;
  margin: 0 auto 2.5rem;
  text-align: center;
}

.time__skills {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}

.time__skill {
  padding: 0.75rem 1.75rem;
  border-radius: 999px;
  background: rgba(57, 117, 255, 0.12);
  border: 1px solid rgba(57, 117, 255, 0.25);
  color: var(--color-accent);
  font-weight: 600;
  letter-spacing: 0.02em;
}

/* CTA Final --------------------------------------------------------------- */
.section--cta-final {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.96), rgba(232, 240, 255, 0.94));
}

.section__parallax--cta {
  top: 15%;
  right: 18%;
  width: clamp(220px, 34vw, 380px);
  height: clamp(220px, 34vw, 380px);
  background: radial-gradient(circle, rgba(255, 194, 120, 0.32), rgba(255, 255, 255, 0));
}

.cta-final__content {
  text-align: center;
  padding: clamp(3rem, 8vw, 4rem);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  border: 1px solid rgba(57, 117, 255, 0.1);
  box-shadow: var(--shadow-lg);
}

.cta-final__content h2 {
  font-size: clamp(2rem, 4.2vw, 3rem);
  margin-bottom: 2rem;
}

.cta-final__button {
  background: linear-gradient(135deg, var(--color-highlight), #ffcf7a);
  color: #3b2500;
  animation: ctaPulse 3.5s ease-in-out infinite;
}

@keyframes ctaPulse {
  0%,
  100% {
    transform: translateY(0);
    box-shadow: 0 20px 45px rgba(255, 191, 77, 0.25);
  }
  50% {
    transform: translateY(-4px);
    box-shadow: 0 30px 65px rgba(255, 191, 77, 0.4);
  }
}

/* Contato ----------------------------------------------------------------- */
.section--contato {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(235, 242, 255, 0.92));
}

.section__parallax--contato {
  top: 10%;
  right: 12%;
  width: clamp(200px, 30vw, 360px);
  height: clamp(200px, 30vw, 360px);
  background: radial-gradient(circle, rgba(153, 205, 255, 0.32), rgba(255, 255, 255, 0));
}

.contato__form {
  display: grid;
  gap: 1.5rem;
  max-width: 640px;
  margin: 0 auto;
}

.form-field {
  display: grid;
  gap: 0.5rem;
}

.form-field span {
  font-weight: 600;
}

.form-field input,
.form-field textarea {
  border-radius: var(--radius-sm);
  border: 1px solid rgba(57, 117, 255, 0.15);
  background: rgba(255, 255, 255, 0.85);
  color: var(--color-text);
  padding: 0.9rem 1rem;
  font-size: 1rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(57, 117, 255, 0.2);
}

.form-field__error {
  min-height: 1.1rem;
  font-size: 0.85rem;
  color: #ff7f7f;
}

.contato__submit {
  justify-self: flex-start;
}

.contato__success {
  min-height: 1.4rem;
  font-size: 0.95rem;
  color: var(--color-highlight);
  margin: 0;
}

.contato__social {
  margin-top: clamp(2rem, 4vw, 3rem);
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.contato__social a {
  padding: 0.6rem 1.5rem;
  border-radius: 999px;
  background: rgba(57, 117, 255, 0.08);
  border: 1px solid rgba(57, 117, 255, 0.18);
  color: var(--color-accent);
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.contato__social a:hover {
  background: rgba(57, 117, 255, 0.18);
  border-color: rgba(57, 117, 255, 0.28);
  color: var(--color-accent-strong);
}

/* Rodapé ------------------------------------------------------------------ */
.page-footer {
  padding: 2rem 1.5rem 3rem;
  text-align: center;
  color: rgba(28, 33, 64, 0.6);
  font-size: 0.9rem;
  border-top: 1px solid rgba(28, 33, 64, 0.1);
  background: rgba(255, 255, 255, 0.95);
}

/* Utilitários de animação ------------------------------------------------- */
.reveal {
  --reveal-translate-x: 0px;
  --reveal-translate-y: 20px;
  --reveal-scale: 1;
  --parallax-translate-x: 0px;
  --parallax-translate-y: 0px;
  opacity: 0;
  transform: translate3d(var(--parallax-translate-x), var(--parallax-translate-y), 0)
    translate3d(var(--reveal-translate-x), var(--reveal-translate-y), 0) scale(var(--reveal-scale));
  transition: opacity var(--transition-base), transform var(--transition-base);
  will-change: opacity, transform;
}

.reveal.fade {
  --reveal-translate-y: 12px;
}

.reveal.slide-up {
  --reveal-translate-y: 30px;
}

.reveal.zoom {
  --reveal-scale: 0.95;
}

.reveal--visible {
  opacity: 1;
  --reveal-translate-x: 0px;
  --reveal-translate-y: 0px;
  --reveal-scale: 1;
}

.reveal--visible.zoom {
  --reveal-scale: 1;
}

/* Delays utilitários para stagger, use .stagger-[n] (0-10) em elementos irmandados */
.stagger-0 {
  transition-delay: 0.05s;
}
.stagger-1 {
  transition-delay: 0.1s;
}
.stagger-2 {
  transition-delay: 0.15s;
}
.stagger-3 {
  transition-delay: 0.2s;
}
.stagger-4 {
  transition-delay: 0.25s;
}
.stagger-5 {
  transition-delay: 0.3s;
}
.stagger-6 {
  transition-delay: 0.35s;
}
.stagger-7 {
  transition-delay: 0.4s;
}
.stagger-8 {
  transition-delay: 0.45s;
}
.stagger-9 {
  transition-delay: 0.5s;
}
.stagger-10 {
  transition-delay: 0.55s;
}

/* Parallax utilitário ----------------------------------------------------- */
.parallax {
  --parallax-translate-x: 0px;
  --parallax-translate-y: 0px;
  --parallax-base-transform: translate3d(0, 0, 0);
  will-change: transform;
}

.parallax:not(.reveal) {
  transform: var(--parallax-base-transform)
    translate3d(var(--parallax-translate-x), var(--parallax-translate-y), 0);
}

/* Responsividade ---------------------------------------------------------- */
@media (max-width: 960px) {
  .top-nav__links {
    display: none;
  }

  .top-nav {
    gap: 1rem;
  }
}

@media (max-width: 720px) {
  .sobre__competencias ul {
    columns: 1;
  }

  .section {
    padding: clamp(4rem, 12vw, 6rem) 1.25rem;
  }

  .clientes__carousel {
    padding: 1rem 2.5rem;
  }

  .clientes__track {
    grid-auto-columns: minmax(200px, 80%);
  }

  .clientes__control {
    width: 38px;
    height: 38px;
  }
}

@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;
  }
}