:root {
  --bg-dark: #08080d;
  --bg-dark-end: #0a0b11;
  --bg-dark-2: #0e0f14;
  --bg-rgb: 8, 8, 13;
  --surface-dark: #14161c;
  --surface-card: rgba(18, 20, 26, 0.88);
  --text: #f3f4f6;
  --muted: #a1a1aa;
  --blue: #3b82f6;
  --blue-bright: #60a5fa;
  --blue-glow: rgba(59, 130, 246, 0.35);
  --border-dark: rgba(255, 255, 255, 0.08);
  --radius: 14px;
  --radius-lg: 20px;
  --font: "Saira Condensed", system-ui, sans-serif;
  --max: 1180px;
  --gutter: clamp(1.25rem, 4vw, 2rem);
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.25);
  --section-py: 3.5rem;
  --block-gap: 1.75rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  position: relative;
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg-dark);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Fundo global — mesma base da foto da hero (#08080d) */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(ellipse 85% 50% at 72% -8%, rgba(59, 130, 246, 0.1), transparent 52%),
    radial-gradient(ellipse 55% 35% at 8% 100%, rgba(59, 130, 246, 0.06), transparent 48%),
    linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-dark-end) 100%);
  pointer-events: none;
}

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

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

.container {
  width: 100%;
  max-width: calc(var(--max) + var(--gutter) * 2);
  margin-inline: auto;
  padding-inline: var(--gutter);
  box-sizing: border-box;
}

/* Grids e blocos ocupam 100% da coluna — mesma borda esquerda dos títulos */
.audience-grid,
.problems-grid,
.steps,
.testimonials-grid,
.exp-grid,
.formats-grid,
.stack-carousel,
.stack-groups,
.not-list,
.values-list,
.faq-list,
.contact-channels {
  width: 100%;
  max-width: 100%;
}

/* Fluxo vertical alinhado entre seções */
.section,
.cta-final {
  padding-block: var(--section-py);
}

.section > .container:not(.about-grid):not(.split-section-grid):not(.contact-channels),
.cta-final > .container {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: var(--block-gap);
}

.section > .container.about-grid,
.section > .container.split-section-grid {
  display: grid;
  gap: 2rem;
  align-items: center;
}

.section > .container.contact-channels {
  display: grid;
  gap: 1rem;
  align-items: stretch;
}

.section > .container > * {
  margin: 0;
  align-self: stretch;
}

.section-head {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.65rem;
  width: 100%;
  max-width: none;
}

.section-head .section-intro {
  max-width: 58ch;
}

main {
  position: relative;
  z-index: 1;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(var(--bg-rgb), 0.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-dark);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 0.85rem 0;
  width: 100%;
}

.brand {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  font-weight: 700;
  font-size: 1.1rem;
  color: #fff;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  line-height: 0;
  transition: opacity 0.2s ease;
}

.brand:hover {
  opacity: 0.92;
}

.brand span {
  color: var(--blue-bright);
}

.brand-logo {
  display: block;
  height: clamp(34px, 5.5vw, 42px);
  width: auto;
  max-width: min(168px, 58vw);
  object-fit: contain;
  object-position: left center;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.nav-main {
  display: none;
  gap: 1.1rem;
}

.nav-main a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--muted);
  transition: color 0.2s;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.nav-main a:hover,
.nav-main a.is-active {
  color: #fff;
}

.nav-main a.is-active {
  position: relative;
}

.nav-main a.is-active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -4px;
  height: 2px;
  background: var(--blue-bright);
  border-radius: 2px;
}

.lang-switch {
  display: inline-flex;
  border: 1px solid var(--border-dark);
  border-radius: 8px;
  overflow: hidden;
  background: var(--bg-dark-2);
}

.lang-switch a {
  padding: 0.3rem 0.55rem;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
}

.lang-switch a.is-active {
  background: var(--blue);
  color: #fff;
}

/* Hero — foto em background full-bleed */
.hero {
  position: relative;
  display: flex;
  align-items: center;
  min-height: clamp(30rem, 78vh, 44rem);
  padding-block: clamp(3rem, 8vh, 5rem);
  color: var(--text);
  overflow: hidden;
  isolation: isolate;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background: var(--bg-dark);
}

.hero-bg-image {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 78% 48%;
  transform: scale(1.06);
  transform-origin: 78% 48%;
  filter: contrast(1.06) saturate(0.4) brightness(0.9);
  will-change: transform;
}

.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(
    to bottom,
    transparent 0%,
    transparent 42%,
    rgba(var(--bg-rgb), 0.45) 72%,
    rgba(var(--bg-rgb), 0.88) 88%,
    var(--bg-dark) 100%
  );
}

.hero.is-fallback .hero-bg {
  display: none;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(
      90deg,
      var(--bg-dark) 0%,
      rgba(var(--bg-rgb), 0.97) 34%,
      rgba(var(--bg-rgb), 0.78) 48%,
      rgba(var(--bg-rgb), 0.35) 62%,
      transparent 78%
    ),
    linear-gradient(
      to bottom,
      rgba(var(--bg-rgb), 0.2) 0%,
      transparent 38%,
      rgba(var(--bg-rgb), 0.55) 70%,
      var(--bg-dark) 100%
    ),
    radial-gradient(ellipse 65% 55% at 72% 32%, var(--blue-glow), transparent 68%);
}

.hero.is-fallback .hero-overlay {
  background:
    radial-gradient(ellipse 90% 55% at 75% -5%, var(--blue-glow), transparent 50%),
    linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-dark-end) 100%);
}

.hero > .container {
  position: relative;
  z-index: 2;
  width: 100%;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 36rem;
}

.hero--inner {
  min-height: clamp(26rem, 62vh, 38rem);
  border-bottom: 1px solid var(--border-dark);
}

.hero--inner .hero-content {
  max-width: 42rem;
}

.hero--inner .hero-content h1 {
  font-size: clamp(1.85rem, 4.5vw, 2.75rem);
}

/* Card de foto (página Sobre) */
.hero-photo-wrap {
  position: relative;
  z-index: 1;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4 / 5;
  max-height: 520px;
  background: var(--bg-dark);
  border: none;
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.05),
    0 28px 56px rgba(0, 0, 0, 0.5),
    0 0 120px rgba(59, 130, 246, 0.1);
  isolation: isolate;
}

.hero-photo-wrap::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  border-radius: inherit;
  background:
    linear-gradient(90deg, var(--bg-dark) 0%, transparent 24%),
    linear-gradient(270deg, var(--bg-dark) 0%, transparent 18%),
    linear-gradient(180deg, var(--bg-dark) 0%, transparent 16%),
    linear-gradient(0deg, var(--bg-dark-end) 0%, transparent 32%),
    radial-gradient(ellipse 105% 90% at 48% 44%, transparent 32%, rgba(var(--bg-rgb), 0.55) 72%, var(--bg-dark) 100%),
    radial-gradient(ellipse 50% 42% at 88% 6%, rgba(59, 130, 246, 0.28), transparent 58%);
}

.hero-photo-wrap::after {
  content: "";
  position: absolute;
  inset: -1px;
  z-index: 3;
  pointer-events: none;
  border-radius: inherit;
  box-shadow: inset 0 0 48px 12px rgba(var(--bg-rgb), 0.35);
}

.hero-photo-wrap .hero-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 72% 32%;
  filter: contrast(1.06) saturate(0.2);
  -webkit-mask-image: radial-gradient(ellipse 100% 98% at 50% 44%, #000 58%, transparent 100%);
  mask-image: radial-gradient(ellipse 100% 98% at 50% 44%, #000 58%, transparent 100%);
}

.fallback-avatar {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), var(--blue-bright));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  font-weight: 700;
  color: #fff;
  border: 3px solid rgba(255, 255, 255, 0.15);
}

.hero-content h1 {
  margin: 0 0 1rem;
  font-size: clamp(2rem, 5.5vw, 3.1rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: 0.01em;
  color: #fff;
  text-transform: uppercase;
}

.hero-greeting {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex-wrap: wrap;
  text-transform: none;
  letter-spacing: 0;
}

.hero-wave {
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1;
  flex-shrink: 0;
}

.hero-content .subhead {
  font-size: clamp(1.2rem, 2.4vw, 1.5rem);
  color: #d4d4d8;
  max-width: 54ch;
  margin: 0 0 1.25rem;
  line-height: 1.6;
  font-weight: 400;
}

.hero-content .specialty {
  font-size: 1.05rem;
  color: #d4d4d8;
  max-width: 52ch;
  margin: 0 0 1.5rem;
  font-weight: 500;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.95rem 1.6rem;
  border-radius: 10px;
  font-weight: 700;
  font-size: 1rem;
  font-family: var(--font);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  transition: transform 0.15s, box-shadow 0.2s, background 0.2s;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--blue);
  color: #fff;
  box-shadow: 0 8px 28px var(--blue-glow);
}

.btn-primary:hover {
  background: var(--blue-bright);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: var(--blue-bright);
  border: 1px solid rgba(59, 130, 246, 0.35);
}

.btn-secondary:hover {
  background: rgba(59, 130, 246, 0.12);
  border-color: rgba(59, 130, 246, 0.55);
}

.btn-lg {
  padding: 1.05rem 1.85rem;
  font-size: 1.05rem;
}

/* Stack strip — carrossel full-width */
.stack-strip {
  width: 100%;
  padding-block: 2.25rem;
  background: var(--bg-dark);
  border-bottom: 1px solid var(--border-dark);
  overflow: hidden;
}

.stack-carousel {
  width: 100%;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(
    90deg,
    transparent 0%,
    #000 6%,
    #000 94%,
    transparent 100%
  );
  mask-image: linear-gradient(
    90deg,
    transparent 0%,
    #000 6%,
    #000 94%,
    transparent 100%
  );
}

.stack-carousel-track {
  display: flex;
  width: max-content;
  animation: stack-marquee 42s linear infinite;
}

.stack-carousel:hover .stack-carousel-track {
  animation-play-state: paused;
}

.stack-carousel-group {
  display: flex;
  align-items: center;
  gap: clamp(3rem, 8vw, 5.5rem);
  padding-right: clamp(3rem, 8vw, 5.5rem);
}

.stack-strip-item {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: clamp(4.5rem, 10vw, 6.5rem);
  height: clamp(4.5rem, 10vw, 6.5rem);
}

.stack-strip-item i {
  font-size: clamp(3.25rem, 7vw, 5rem) !important;
  line-height: 1;
  color: var(--blue-bright) !important;
}

@keyframes stack-marquee {
  from {
    transform: translateX(0);
  }

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

@media (prefers-reduced-motion: reduce) {
  .stack-carousel {
    mask-image: none;
    -webkit-mask-image: none;
  }

  .stack-carousel-track {
    flex-wrap: wrap;
    justify-content: center;
    width: 100%;
    max-width: calc(var(--max) + var(--gutter) * 2);
    margin-inline: auto;
    padding-inline: var(--gutter);
    animation: none;
    gap: 2rem;
  }

  .stack-carousel-group[aria-hidden="true"] {
    display: none;
  }

  .stack-carousel-group {
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem 2.5rem;
    padding-right: 0;
  }
}

/* Devicon e ícones — apenas tons da paleta principal */
.stack-item i,
[class*="devicon"] {
  color: var(--blue-bright) !important;
}

/* Audience cards */
.audience-grid {
  display: grid;
  gap: 1rem;
  align-items: stretch;
}

.audience-card {
  display: flex;
  flex-direction: column;
  padding: 1.5rem 1.6rem;
  background: var(--surface-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(8px);
}

.audience-card h3 {
  margin: 0 0 0.6rem;
  font-size: 1.25rem;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.audience-card p {
  margin: 0 0 1.15rem;
  color: var(--muted);
  line-height: 1.55;
  flex: 1;
}

.audience-card .btn {
  align-self: flex-start;
  margin-top: auto;
}

.section-cta-link {
  margin: 0;
}

.section-cta-link a {
  color: var(--blue-bright);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.92rem;
}

.section-cta-link a:hover {
  color: #fff;
}

/* Formats */
.formats-grid {
  display: grid;
  gap: 1rem;
  align-items: stretch;
}

.format-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 1.35rem 1.5rem;
  background: var(--surface-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius);
  backdrop-filter: blur(8px);
}

.format-card h3 {
  margin: 0 0 0.5rem;
  color: #fff;
  font-size: 1.15rem;
  text-transform: uppercase;
}

.format-card p {
  margin: 0 0 0.65rem;
  color: var(--muted);
}

.format-for {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--blue-bright);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.not-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.55rem;
}

.not-list li {
  padding: 0.75rem 1rem;
  background: var(--surface-card);
  border: 1px solid var(--border-dark);
  border-radius: 10px;
  color: #e4e4e7;
  font-weight: 500;
}

.not-list li::before {
  content: "× ";
  color: var(--muted);
  font-weight: 700;
}

.pricing-card {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  padding: 1.5rem 1.6rem;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.12), rgba(22, 25, 34, 0.9));
  border: 1px solid rgba(59, 130, 246, 0.25);
  border-radius: var(--radius-lg);
}

.pricing-card h2 {
  margin: 0;
}

.pricing-card p {
  margin: 0;
  color: var(--muted);
  max-width: 58ch;
}

.deliverables-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.75rem;
}

.deliverable-card {
  padding: 1rem 1.1rem;
  background: var(--surface-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius);
  font-weight: 600;
  color: #e4e4e7;
}

.deliverable-card::before {
  content: "✓ ";
  color: var(--blue-bright);
}

.mentoring-block {
  padding: 1.5rem 1.6rem;
  background: var(--surface-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
}

.mentoring-block h2 {
  margin: 0 0 0.6rem;
  font-size: 1.35rem;
  color: #fff;
  text-transform: uppercase;
}

.mentoring-block p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.testimonial-featured {
  max-width: 720px;
}

.testimonial-featured--photo {
  display: grid;
  grid-template-columns: minmax(140px, 200px) 1fr;
  gap: 1.75rem;
  align-items: start;
  max-width: 100%;
  padding: 1.75rem;
}

.testimonial-photo {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-dark);
  background: var(--surface-card);
  box-shadow: var(--shadow-card);
}

.testimonial-photo img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: center 22%;
}

.testimonial-featured-body {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  min-width: 0;
}

.testimonial-featured--photo blockquote {
  margin: 0;
  font-size: 1.02rem;
  line-height: 1.65;
}

.testimonial-footer {
  margin-top: auto;
  padding-top: 0.25rem;
  border-top: 1px solid var(--border-dark);
}

.testimonials-pair {
  grid-template-columns: 1fr;
}

/* Split section — texto + imagem (home) */
.split-section-grid {
  gap: 2.5rem;
}

.split-section-copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--block-gap);
}

.split-section-visual {
  width: 100%;
}

.split-section-frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-dark);
  background: var(--surface-card);
  box-shadow: var(--shadow-card);
}

.split-section-frame img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  object-position: center;
}

#sobre-mim .split-section-frame img {
  aspect-ratio: 4 / 5;
  max-height: 480px;
  object-position: 72% 32%;
}

/* About */
.about-grid {
  gap: 2.5rem;
}

.about-copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.65rem;
}

.about-copy .section-intro {
  margin: 0;
}

.about-photo-wrap {
  max-height: 420px;
  aspect-ratio: 4 / 5;
}

.trust-list,
.values-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.5rem;
}

.trust-list li,
.values-list li {
  padding: 0.65rem 0.85rem;
  background: var(--surface-card);
  border: 1px solid var(--border-dark);
  border-radius: 8px;
  color: #e4e4e7;
  font-weight: 600;
}

.trust-list li::before,
.values-list li::before {
  content: "→ ";
  color: var(--blue-bright);
}

/* Contact */
.section--contact-form {
  padding-block: 2.5rem 4rem;
}

.section--contact-form > .container {
  display: block;
  max-width: 520px;
  margin-inline: auto;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  padding: 1.75rem 1.85rem;
  background: var(--surface-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
}

.contact-form-notice {
  margin: 0;
  padding: 0.85rem 1rem;
  border-radius: var(--radius);
  font-weight: 600;
  line-height: 1.45;
}

.contact-form-notice--success {
  color: #bbf7d0;
  background: rgba(34, 197, 94, 0.12);
  border: 1px solid rgba(34, 197, 94, 0.35);
}

.contact-form-notice--error {
  color: #fecaca;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.35);
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-field label {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--blue-bright);
}

.form-field input,
.form-field textarea {
  width: 100%;
  padding: 0.75rem 0.9rem;
  font: inherit;
  font-size: 1rem;
  color: var(--text);
  background: rgba(8, 8, 13, 0.6);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-color: rgba(96, 165, 250, 0.55);
  box-shadow: 0 0 0 3px var(--blue-glow);
}

.form-field textarea {
  resize: vertical;
  min-height: 8rem;
}

.form-field--hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.contact-form .btn {
  align-self: flex-start;
  margin-top: 0.25rem;
}

.contact-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 1.5rem 1.6rem;
  background: var(--surface-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
}

.contact-card h3 {
  margin: 0 0 0.5rem;
  color: #fff;
  text-transform: uppercase;
  font-size: 1.1rem;
}

.contact-card p {
  margin: 0 0 1rem;
  color: var(--muted);
}

.contact-email {
  color: var(--blue-bright);
  font-weight: 700;
  font-size: 1.05rem;
}

.faq-list {
  display: grid;
  gap: 0.65rem;
  max-width: 720px;
}

.faq-item {
  background: var(--surface-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius);
  padding: 0.25rem 1rem;
}

.faq-item summary {
  cursor: pointer;
  font-weight: 700;
  color: #fff;
  padding: 0.75rem 0;
  list-style: none;
}

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

.faq-item summary::before {
  content: "+ ";
  color: var(--blue-bright);
}

.faq-item[open] summary::before {
  content: "− ";
}

.faq-item p {
  margin: 0 0 1rem;
  color: var(--muted);
  line-height: 1.55;
}

.cta-final-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: flex-start;
}

/* Sections */
.section {
  position: relative;
  color: var(--text);
}

.section-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue-bright);
}

.section h2 {
  font-size: clamp(1.65rem, 3.5vw, 2.25rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.05;
  color: #fff;
  text-transform: uppercase;
}

.section-intro {
  color: var(--muted);
  max-width: 58ch;
  font-size: 1.05rem;
  font-weight: 400;
  line-height: 1.55;
}

/* Problems grid */
.problems-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 0.75rem;
  align-items: stretch;
}

.problem-card {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-height: 100%;
  padding: 1.1rem 1.15rem;
  background: var(--surface-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 1rem;
  color: #e4e4e7;
  backdrop-filter: blur(8px);
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.15s;
}

.problem-card:hover {
  border-color: rgba(59, 130, 246, 0.5);
  box-shadow: var(--shadow-card);
  transform: translateY(-2px);
}

.problem-icon {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: rgba(59, 130, 246, 0.15);
  border: 1px solid rgba(59, 130, 246, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
}

.problem-icon::before {
  content: "";
  width: 8px;
  height: 8px;
  background: var(--blue-bright);
  border-radius: 2px;
}

/* When section */
.when-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.65rem;
}

.when-item {
  padding: 0.85rem 1rem;
  background: var(--surface-card);
  border: 1px solid var(--border-dark);
  border-radius: 10px;
  font-size: 0.95rem;
  font-weight: 600;
  color: #e4e4e7;
  backdrop-filter: blur(8px);
  transition: border-color 0.2s, background 0.2s;
}

.when-item:hover {
  border-color: rgba(59, 130, 246, 0.5);
  background: rgba(59, 130, 246, 0.08);
}

.when-item::before {
  content: "→ ";
  color: var(--blue-bright);
  font-weight: 700;
}

/* How it works */
.steps {
  display: grid;
  gap: 1rem;
  align-items: stretch;
}

.step-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.25rem;
  align-items: center;
  min-height: 100%;
  padding: 1.35rem 1.5rem;
  background: var(--surface-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(8px);
}

.step-num {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--blue);
  color: #fff;
  font-weight: 700;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.steps--cols-3 {
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.step-card--stacked {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  text-align: center;
  gap: 1rem;
  padding: 1.5rem 1.25rem;
}

.step-card--stacked .step-icon {
  margin-inline: auto;
}

.step-card--stacked .step-card-body {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  gap: 0.35rem;
}

.step-icon {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: rgba(59, 130, 246, 0.15);
  border: 1px solid rgba(59, 130, 246, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue-bright);
  background-repeat: no-repeat;
  background-position: center;
  background-size: 28px 28px;
}

.step-icon--target {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2360a5fa' stroke-width='2' stroke-linecap='round'%3E%3Ccircle cx='12' cy='12' r='9'/%3E%3Ccircle cx='12' cy='12' r='4'/%3E%3Cpath d='M12 3v2M12 19v2M3 12h2M19 12h2'/%3E%3C/svg%3E");
}

.step-icon--video {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2360a5fa' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='2' y='5' width='14' height='14' rx='2'/%3E%3Cpath d='M16 9l6-4v14l-6-4V9z'/%3E%3C/svg%3E");
}

.step-icon--practice {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2360a5fa' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='16 18 22 12 16 6'/%3E%3Cpolyline points='8 6 2 12 8 18'/%3E%3C/svg%3E");
}

.step-card h3 {
  margin: 0 0 0.35rem;
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.step-card p {
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
}

/* Experience cards */
.exp-grid {
  display: grid;
  gap: 1rem;
  align-items: stretch;
}

.exp-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 1.5rem 1.6rem;
  background: var(--surface-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(8px);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.exp-card:hover {
  border-color: rgba(59, 130, 246, 0.35);
  box-shadow: 0 0 0 1px rgba(59, 130, 246, 0.15), var(--shadow);
}

.exp-card-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 0.85rem;
}

.exp-logos {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.exp-logo {
  padding: 0.35rem 0.7rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-dark);
  border-radius: 6px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #fff;
}

.exp-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.exp-card p {
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.55;
}

.exp-meta {
  margin-top: 0.75rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--blue-bright);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* Testimonials */
.testimonials-grid {
  display: grid;
  gap: 1rem;
  align-items: stretch;
}

.testimonial-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 1.5rem;
  background: var(--surface-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(8px);
}

.testimonial-card blockquote {
  margin: 0 0 1rem;
  font-size: 1.05rem;
  font-weight: 500;
  color: #e4e4e7;
  line-height: 1.55;
}

.testimonial-card blockquote::before {
  content: "\201C";
  color: var(--blue-bright);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 0;
  margin-right: 0.1em;
}

.testimonial-author {
  font-weight: 700;
  font-size: 1rem;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.testimonial-role {
  font-size: 0.9rem;
  color: var(--muted);
  margin-top: 0.15rem;
}

/* Stack groups */
.stack-groups {
  display: grid;
  gap: 1.25rem;
}

.stack-group {
  padding: 1.25rem 1.35rem;
  background: var(--surface-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius);
  backdrop-filter: blur(8px);
}

.stack-group h3 {
  margin: 0 0 1rem;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.stack-items {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.25rem;
  align-items: center;
}

.stack-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  min-width: 64px;
}

.stack-item i {
  font-size: 2rem;
}

.stack-item span {
  font-size: 0.78rem;
  font-weight: 600;
  color: #d4d4d8;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* Final CTA */
.cta-final {
  color: var(--text);
  text-align: left;
  border-top: 1px solid var(--border-dark);
}

.cta-final > .container {
  align-items: flex-start;
}

.cta-final h2 {
  max-width: 28ch;
  font-size: clamp(1.75rem, 4vw, 2.35rem);
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.cta-final p {
  max-width: 50ch;
  color: var(--muted);
  font-size: 1.05rem;
}

/* Offer box — primeira aula + calendário */
.offer-box {
  padding-block: var(--section-py);
  border-top: 1px solid var(--border-dark);
  color: var(--text);
}

.offer-box > .container {
  display: block;
}

.offer-box-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  padding: clamp(1.5rem, 4vw, 2.25rem);
  background: var(--surface-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.offer-box-copy {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.offer-perks {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.offer-perks li {
  color: #d4d4d8;
  font-weight: 600;
  line-height: 1.45;
}

.offer-perks li::before {
  content: "✓ ";
  color: var(--blue-bright);
}

.offer-calendar {
  display: flex;
  flex-direction: column;
  min-height: 0;
  max-width: 320px;
  width: 100%;
  justify-self: center;
  background: rgba(8, 8, 13, 0.55);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius);
  overflow: hidden;
}

.offer-calendar-head {
  margin: 0;
  padding: 0.65rem 0.85rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #fff;
  border-bottom: 1px solid var(--border-dark);
  background: rgba(0, 0, 0, 0.2);
}

.booking-calendar {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  padding: 0.75rem 0.85rem 0.9rem;
}

.booking-calendar-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.booking-calendar-nav-btn {
  width: 1.85rem;
  height: 1.85rem;
  border: 1px solid var(--border-dark);
  border-radius: 6px;
  background: rgba(8, 8, 13, 0.6);
  color: #fff;
  font-size: 1.1rem;
  line-height: 1;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
}

.booking-calendar-nav-btn:hover:not(:disabled) {
  border-color: rgba(96, 165, 250, 0.55);
  background: rgba(59, 130, 246, 0.15);
}

.booking-calendar-nav-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.booking-calendar-month {
  font-size: 0.82rem;
  font-weight: 700;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.booking-calendar-weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0.2rem;
  text-align: center;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.booking-calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0.2rem;
}

.booking-calendar-day {
  aspect-ratio: 1;
  min-height: 0;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 6px;
  background: rgba(8, 8, 13, 0.45);
  color: #e4e4e7;
  font: inherit;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s, color 0.2s;
}

.booking-calendar-day.is-empty {
  visibility: hidden;
  pointer-events: none;
}

.booking-calendar-day.is-disabled {
  opacity: 0.28;
  cursor: not-allowed;
}

.booking-calendar-day:not(.is-disabled):not(.is-empty):hover {
  border-color: rgba(96, 165, 250, 0.45);
  background: rgba(59, 130, 246, 0.12);
}

.booking-calendar-day.is-selected {
  border-color: var(--blue);
  background: rgba(59, 130, 246, 0.28);
  color: #fff;
  box-shadow: 0 0 0 2px var(--blue-glow);
}

.booking-calendar-status {
  margin: 0;
  min-height: 1.2em;
  font-size: 0.78rem;
  color: var(--muted);
}

.booking-calendar-reserve {
  width: 100%;
  justify-content: center;
  padding: 0.65rem 1rem;
  font-size: 0.9rem;
}

.booking-calendar-reserve:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

@media (min-width: 960px) {
  .offer-box-card {
    grid-template-columns: minmax(280px, 1fr) minmax(340px, 1.15fr);
    align-items: stretch;
    gap: 2.5rem;
  }

  .offer-box-copy .section-head h2 {
    max-width: 22ch;
  }
}

.footer {
  padding: 2rem 0 2.5rem;
  border-top: 1px solid var(--border-dark);
  color: var(--muted);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.footer-brand {
  display: inline-flex;
  justify-content: center;
}

.footer-social {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1rem 1.25rem;
}

.footer-social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border-radius: 12px;
  border: 1px solid var(--border-dark);
  background: var(--surface-card);
  color: var(--blue-bright) !important;
  font-size: 1.85rem;
  line-height: 1;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}

.footer-social-link:hover {
  color: #fff !important;
  border-color: rgba(59, 130, 246, 0.45);
  background: rgba(59, 130, 246, 0.12);
}

.footer-icon-svg {
  display: block;
}

@media (min-width: 700px) {
  .audience-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .formats-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

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

@media (min-width: 900px) {
  .nav-main {
    display: flex;
  }

  .about-grid {
    grid-template-columns: 0.9fr 1.1fr;
  }

  .split-section-grid {
    grid-template-columns: 1.05fr 0.95fr;
  }

  .split-section.is-reverse .split-section-copy {
    order: 2;
  }

  .split-section.is-reverse .split-section-visual {
    order: 1;
  }

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

  .hero-bg-image {
    object-position: 82% 46%;
    transform: scale(1.08);
    transform-origin: 82% 46%;
  }

  .hero-content {
    max-width: 40rem;
  }

  .steps:not(.steps--cols-3) {
    grid-template-columns: repeat(2, 1fr);
  }

  .exp-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .testimonials-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 899px) {
  .steps--cols-3 {
    grid-template-columns: 1fr;
  }

  .testimonial-featured--photo {
    grid-template-columns: 1fr;
    max-width: 520px;
    margin-inline: auto;
  }

  .testimonial-photo {
    max-width: 200px;
    margin-inline: auto;
  }

  .hero {
    min-height: clamp(26rem, 68vh, 34rem);
  }

  .hero-bg-image {
    object-position: 72% 44%;
    transform: scale(1.1);
    transform-origin: 72% 44%;
  }

  .hero-overlay {
    background:
      linear-gradient(
        180deg,
        var(--bg-dark) 0%,
        rgba(var(--bg-rgb), 0.92) 40%,
        rgba(var(--bg-rgb), 0.65) 100%
      ),
      linear-gradient(
        90deg,
        var(--bg-dark) 0%,
        rgba(var(--bg-rgb), 0.9) 55%,
        transparent 100%
      );
  }

}