:root {
  --brand-black: #121212;
  --brand-yellow: #f2ff00;
  --brand-beige: #f5f5f7;
  --brand-white: #ffffff;
  --text-muted: #71717a;
  --brand-red: #ff3e3e;
  --brand-grey: #f5f5f5;
  --grid-line: rgba(255, 255, 255, 0.08);
}

/* Accessibility: Visually hidden but readable by screen readers */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

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

/* Fix #10: Skip link for keyboard users */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  background: var(--brand-yellow);
  color: var(--brand-black);
  padding: 0.75rem 1.5rem;
  font-size: 0.75rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  z-index: 9999;
  transition: top 0.2s;
}

.skip-link:focus {
  top: 1rem;
}

/* CWV CLS: Reserve exact space for Lucide icons BEFORE they load.
   Prevents layout shift when async lucide script replaces empty <i> tags. */
[data-lucide], .lucide {
  width: 1em;
  height: 1em;
  min-width: 16px;
  min-height: 16px;
  /* CWV CLS: Explicit display+vertical-align prevents icon-load shift */
  display: inline-block;
  vertical-align: middle;
  stroke-width: 2;
  flex-shrink: 0;
}

/* Grain Animation */
@keyframes grain {
  0%, 100% { transform:translate(0, 0) }
  10% { transform:translate(-5%, -10%) }
  20% { transform:translate(-15%, 5%) }
  30% { transform:translate(7%, -25%) }
  40% { transform:translate(-5%, 25%) }
  50% { transform:translate(-15%, 10%) }
  60% { transform:translate(15%, 0%) }
  70% { transform:translate(0%, 15%) }
  80% { transform:translate(3%, 35%) }
  90% { transform:translate(-10%, 10%) }
}

/* Fix #13: Replace external CDN grain with inline SVG data URI to avoid failed network requests */
body::before {
  content: "";
  position: fixed;
  top: -100%;
  left: -100%;
  width: 300%;
  height: 300%;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.4'/%3E%3C/svg%3E");
  opacity: 0.015;
  pointer-events: none;
  z-index: 9999;
  animation: grain 8s steps(10) infinite;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--brand-black);
  color: var(--brand-white);
  font-family: 'Inter', sans-serif;
  line-height: 1.5;
}

/* Common Section Layout */
section {
  padding: 8rem 2rem;
  background-color: var(--brand-black);
  border-top: 1px solid var(--grid-line);
  position: relative;
}

@media (min-width: 768px) {
  section { padding: 8rem 4rem; }
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  padding: 1.5rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  mix-blend-mode: difference;
  transition: background 0.3s ease, backdrop-filter 0.3s ease;
}

.logo {
  font-size: 1.25rem;
  font-weight: 900;
  letter-spacing: -0.05em;
  color: var(--brand-white);
}

.navbar.scrolled {
  padding: 1rem 2rem;
  background: rgba(18, 18, 18, 0.95);
  backdrop-filter: blur(10px);
  mix-blend-mode: normal;
  border-bottom: 1px solid var(--grid-line);
}

.nav-links {
  display: none;
}

@media (min-width: 768px) {
  .nav-links {
    display: flex;
    gap: 2rem;
  }
}

.nav-links a {
  color: var(--brand-beige);
  text-decoration: none;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transition: color 0.3s;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--brand-yellow);
  outline: none;
}

/* Fix #6: btn-sm with high visual isolation from nav links */
.btn-sm {
  background-color: var(--brand-yellow);
  color: var(--brand-black);
  padding: 0.5rem 1.25rem;
  font-size: 0.625rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  display: inline-block;
  transition: background-color 0.2s, transform 0.2s;
}

.btn-sm:hover {
  background-color: var(--brand-white);
  transform: translateY(-2px);
}

.hero-tags {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.tag {
  padding: 0.25rem 0.75rem;
  border: 1px solid var(--brand-black);
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.hero-title .outline {
  -webkit-text-stroke: 1px var(--brand-black);
  color: transparent;
  opacity: 0.3;
}

.hero-title .stagger {
  display: inline;
  font-size: 1em;
  letter-spacing: inherit;
  margin-top: 0;
  opacity: 1;
}

.btn-hero:hover {
  transform: translateY(-5px);
  background-color: var(--brand-white);
  color: var(--brand-black);
  border: 1px solid var(--brand-black);
}

.hero-desc {
  max-width: 28rem;
  font-size: 0.875rem;
  font-weight: 700;
  /* Fix #12: Remove uppercase — better readability for multi-word sentences */
  line-height: 1.5;
  letter-spacing: -0.01em;
}

.hero-date {
  /* Fix #7: Reduced size and opacity — title is the undisputed focal point */
  font-size: clamp(3rem, 10vw, 8rem);
  font-weight: 900;
  line-height: 0.8;
  letter-spacing: -0.05em;
  display: flex;
  align-items: center;
  opacity: 0.25;
}

.hero-date .sep {
  font-size: 0.5em;
  opacity: 0.5;
  margin: 0 0.1em;
}


/* Marquee */
.marquee {
  background-color: var(--brand-black);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  overflow: hidden;
  padding: 1.5rem 0;
  white-space: nowrap;
  display: flex;
  min-height: 4rem; /* CWV: Prevents layout sudden jump */
}

.marquee-content {
  display: inline-block;
  animation: marquee 30s linear infinite;
  /* CWV: GPU compositing — no layout/paint during scroll animation */
  will-change: transform;
}


.marquee-content span {
  font-size: 0.75rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin: 0 2rem;
}

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

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

/* Program Section */
.program {
  background-color: var(--brand-charcoal);
  padding: 8rem 1.5rem;
  position: relative;
}

.section-label {
  position: absolute;
  top: 4rem;
  right: 2rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.625rem;
  font-weight: 700;
  transform: rotate(90deg);
  transform-origin: right top;
  opacity: 0.3;
}

@media (min-width: 768px) {
  .program {
    padding: 6rem 4rem;
  }
  .section-header {
    margin-left: -4rem; /* Alinhamento dos títulos em amarelo (deslocando o primeiro elemento) */
  }
}

.section-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 5rem;
}

.status-dot.status-active {
  background-color: #00ff00;
  box-shadow: 0 0 10px rgba(0, 255, 0, 0.5);
}

.status-text {
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--brand-white);
}

.cta-tag {
  color: var(--brand-beige);
}

.line {
  width: 3rem;
  height: 4px;
  background-color: var(--brand-yellow);
}

.section-header h2 {
  font-size: 1.5rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  color: var(--brand-yellow);
}

.program-list {
  display: flex;
  flex-direction: column;
}

.program-item {
  padding: 3rem 0;
  border-bottom: 1px solid rgba(234, 255, 0, 0.2);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  transition: transform 0.3s;
}

.program-item:hover {
  transform: translateX(1rem);
}

.item-left {
  display: flex;
  align-items: baseline;
  gap: 2rem;
}

.item-id {
  font-family: 'JetBrains Mono', monospace;
  font-size: clamp(2rem, 6vw, 4rem);
  font-weight: 900;
  opacity: 0.2;
  transition: opacity 0.3s;
}

.program-item:hover .item-id {
  opacity: 1;
}

.item-text h3 {
  font-size: clamp(1.5rem, 5vw, 3rem);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.05em;
  transition: color 0.3s;
}

.program-item:hover h3 {
  color: var(--brand-yellow);
}

.item-text p {
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  opacity: 0.4;
  margin-top: 0.5rem;
}

.program-item i {
  width: 2rem;
  height: 2rem;
  opacity: 0.4;
  transition: opacity 0.3s, color 0.3s, transform 0.3s;
}

.program-item:hover i {
  opacity: 1;
  color: var(--brand-yellow);
}

/* ─────────────────────────────────────────────
   Fix: Event Details Alignment
───────────────────────────────────────────── */
.event-details {
  background-color: var(--brand-black);
  position: relative;
}

.info-grid {
  display: grid;
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .info-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.info-card {
  padding: 4rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border: 1px solid var(--grid-line);
  min-height: 25rem;
}


.info-card.beige {
  background-color: var(--brand-beige);
  color: var(--brand-black);
  border-right: 1px solid rgba(0, 0, 0, 0.05);
}

.info-card.yellow {
  background-color: var(--brand-yellow);
  color: var(--brand-black);
}

.icon-yellow {
  color: var(--brand-olive);
  margin-bottom: 1rem;
}

.label {
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  opacity: 0.6;
}

.info-card h3 {
  font-size: 1.25rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  margin-top: 0.5rem;
}

.sub-label {
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  opacity: 0.4;
}

.big-number {
  font-size: 7.5rem;
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.05em;
}

.schedule {
  margin-top: 1.5rem;
}

.schedule-item {
  display: flex;
  justify-content: space-between;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
  padding-bottom: 0.5rem;
  margin-bottom: 1rem;
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
}

.mono {
  font-family: 'JetBrains Mono', monospace;
}

.small-title {
  font-size: 1.125rem !important;
  line-height: 1.2;
}

.avatars {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.avatar-list {
  display: flex;
}

.avatar-list img {
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  border: 2px solid var(--brand-beige);
  margin-right: -0.5rem;
}

.badge {
  font-size: 0.625rem;
  font-weight: 700;
  background-color: var(--brand-yellow);
  padding: 0.25rem 0.5rem;
}

/* CTA Section */
.cta {
  background-color: var(--brand-black); /* Mudando para fundo escuro */
  color: var(--brand-white);
  padding: 10rem 1.5rem;
  text-align: center;
  border-top: 1px solid var(--grid-line);
}

.cta-tag {
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5em;
  color: var(--brand-beige); /* Cor Terciária */
  margin-bottom: 2rem;
  display: block;
}

.cta-title {
  font-size: clamp(3rem, 10vw, 6rem);
  font-weight: 900;
  text-transform: uppercase;
  line-height: 0.85;
  letter-spacing: -0.05em;
  margin-bottom: 4rem;
  color: var(--brand-white);
}

.btn-cta {
  background-color: var(--brand-yellow);
  color: var(--brand-black);
  border: none;
  padding: 1.5rem 3rem;
  font-size: 0.875rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  cursor: pointer;
  transition: transform 0.3s;
  /* Fix #16: inline styles from HTML moved here */
  min-width: 250px;
  min-height: 60px;
}

.btn-cta:hover {
  transform: scale(1.05);
}

.btn-cta i {
  transition: transform 0.3s;
}

.btn-cta:hover i {
  transform: translateX(0.5rem);
}

/* Footer */
.footer {
  padding: 5rem 1.5rem;
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-logo {
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: -0.05em;
  margin-bottom: 2rem;
}

.footer-supporter {
  margin-bottom: 3rem;
}

.supporter-label {
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--text-muted);
  display: block;
  margin-bottom: 1rem;
}

.supporter-link {
  display: inline-block;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.supporter-link:hover {
  transform: translateY(-4px);
}

.supporter-logo {
  display: inline-block;
  width: auto !important;
  height: 45px !important;
  filter: brightness(0) invert(1);
  opacity: 0.6;
  transition: opacity 0.3s ease;
  vertical-align: middle;
}

@media (max-width: 768px) {
  .supporter-logo {
    height: 30px !important;
  }
}

.supporter-link:hover .supporter-logo {
  opacity: 1;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-bottom: 3rem;
}

.footer-links a {
  color: var(--brand-beige); /* Cor Terciária */
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  opacity: 0.8;
  transition: color 0.3s, opacity 0.3s;
}

.footer-links a:hover {
  color: var(--brand-yellow);
  opacity: 1;
}

.copyright {
  font-size: 0.5rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

/* ─── Instructor Section ─── */
.instructor {
  position: relative;
}

.instructor .container {
  max-width: 1200px;
  margin: 0 auto;
}

.instructor-body {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 6rem;
  margin-top: 4rem;
  align-items: start;
}

@media (max-width: 900px) {
  .instructor-body { grid-template-columns: 1fr; gap: 3rem; }
}

/* Photo Block */
.instructor-photo-block {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.instructor-photo-wrap {
  position: relative;
  display: inline-block;
}

.instructor-photo {
  width: 100%;
  height: auto;
  display: block;
  filter: grayscale(0.6) contrast(1.05);
  transition: filter 0.5s ease;
  border: 1px solid var(--grid-line);
}

.instructor-photo:hover {
  filter: grayscale(0) contrast(1.05);
}

.photo-badge {
  position: absolute;
  bottom: 0;
  right: 0;
  background-color: var(--brand-yellow);
  color: var(--brand-black);
  padding: 0.5rem 1rem;
  font-size: 0.6rem;
  font-weight: 900;
  letter-spacing: 0.25em;
  text-transform: uppercase;
}

.instructor-role {
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--brand-yellow);
  display: block;
  margin-bottom: 1.5rem;
}

.instructor-name {
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.04em;
  line-height: 0.88;
  color: var(--brand-white);
}

.instructor-bio {
  font-size: 1rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 3rem;
  border-left: 2px solid var(--brand-yellow);
  padding-left: 1.5rem;
}

.instructor-bio strong { color: var(--brand-white); }

.instructor-stats {
  display: flex;
  gap: 3rem;
  margin-bottom: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--grid-line);
}

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

.stat-number {
  font-size: 2rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  color: var(--brand-yellow);
}

.stat-label {
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

.instructor-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; }

.itag {
  padding: 0.4rem 0.9rem;
  border: 1px solid var(--grid-line);
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.5);
  transition: border-color 0.3s, color 0.3s;
}

.itag:hover { border-color: var(--brand-yellow); color: var(--brand-yellow); }

/* ─────────────────────────────────────────────
   Fix #2: Urgency tag in hero tags row
───────────────────────────────────────────── */
.urgency-tag {
  background-color: var(--brand-black);
  color: var(--brand-yellow);
  border-color: var(--brand-yellow);
  animation: urgency-pulse 2s ease-in-out infinite;
}

@keyframes urgency-pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.7; }
}

/* ─────────────────────────────────────────────
   Fix #11: Problem Section
───────────────────────────────────────────── */
.problem {
  border-bottom: 1px solid var(--grid-line);
}

.problem-eyebrow {
  display: block;
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  margin-bottom: 1rem;
  text-transform: uppercase;
}

.problem-title {
  font-size: clamp(2rem, 7vw, 4.5rem);
  font-weight: 900;
  line-height: 0.9;
  letter-spacing: -0.04em;
  text-transform: uppercase;
  color: var(--brand-white);
  margin-bottom: 5rem;
}

.problem-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

@media (min-width: 768px) {
  .problem-grid { grid-template-columns: repeat(3, 1fr); }
}

.problem-item {
  padding: 3rem 2.5rem 3rem 0;
  border-bottom: 1px solid var(--grid-line);
  counter-increment: problem;
}

@media (min-width: 768px) {
  .problem-item {
    border-bottom: none;
    border-right: 1px solid var(--grid-line);
    padding: 2rem 3rem 2rem 0;
  }
  .problem-item:last-child { border-right: none; padding-right: 0; padding-left: 3rem; }
  .problem-item:nth-child(2) { padding-left: 3rem; }
}

.problem-num {
  display: block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.625rem;
  font-weight: 700;
  color: var(--brand-yellow);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  opacity: 0.7;
}

.problem-text {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.75);
}

.problem-text strong { color: var(--brand-white); }

/* ─────────────────────────────────────────────
   Fix #4: Testimonials Section
───────────────────────────────────────────── */
.testimonials {
  position: relative;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
  margin-top: 0;
}

@media (min-width: 768px) {
  .testimonials-grid { grid-template-columns: repeat(3, 1fr); }
}

.testimonial-card {
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--grid-line);
  padding: 3rem 2.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 2rem;
  transition: background-color 0.3s, border-color 0.3s;
}

.testimonial-card:hover {
  background-color: rgba(242, 255, 0, 0.04);
  border-color: rgba(242, 255, 0, 0.2);
}

.testimonial-quote {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.8);
  font-style: italic;
}

.testimonial-quote::before { content: '\201C'; }
.testimonial-quote::after  { content: '\201D'; }

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.testimonial-avatar {
  width: 2.5rem;
  height: 2.5rem;
  flex-shrink: 0;
  background-color: var(--brand-yellow);
  color: var(--brand-black);
  font-size: 0.625rem;
  font-weight: 900;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  justify-content: center;
}

.testimonial-name {
  display: block;
  font-size: 0.75rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--brand-white);
}

.testimonial-role {
  display: block;
  font-size: 0.5625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* ─────────────────────────────────────────────
   Fix #13: Instructor stats with yellow accent border
───────────────────────────────────────────── */
.instructor-stats .stat {
  border-left: 3px solid var(--brand-yellow);
  padding-left: 1.25rem;
}

/* ─────────────────────────────────────────────
   Fix #3: Instructor authority link
───────────────────────────────────────────── */
.instructor-authority-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--brand-beige);
  margin-bottom: 2rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  padding-bottom: 0.5rem;
  transition: color 0.2s, border-color 0.2s;
}

.instructor-authority-link:hover {
  color: var(--brand-yellow);
  border-color: var(--brand-yellow);
}

.instructor-authority-link [data-lucide] {
  width: 0.875rem;
  height: 0.875rem;
}

/* ─────────────────────────────────────────────
   Fix #5: CTA Price Anchoring
───────────────────────────────────────────── */
.cta-price {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.price-original {
  font-size: 1.25rem;
  font-weight: 700;
  text-decoration: line-through;
  color: var(--text-muted);
  letter-spacing: -0.02em;
}

.price-current {
  font-size: clamp(2rem, 6vw, 3.5rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  color: var(--brand-yellow);
}

.price-badge {
  background-color: rgba(242, 255, 0, 0.12);
  border: 1px solid rgba(242, 255, 0, 0.3);
  color: var(--brand-yellow);
  font-size: 0.625rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  padding: 0.4rem 1rem;
}

/* ─────────────────────────────────────────────
   Fix #9: CTA Guarantee line
───────────────────────────────────────────── */
.cta-guarantee {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-top: 2rem;
}

.cta-guarantee [data-lucide] {
  width: 0.875rem;
  height: 0.875rem;
  color: var(--brand-yellow);
  flex-shrink: 0;
}

/* ─────────────────────────────────────────────
   Fix #14: Footer mini-CTA and real links
───────────────────────────────────────────── */
.footer-mini-cta {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
}

.footer-mini-cta a {
  color: var(--brand-yellow);
  border-bottom: 1px solid rgba(242, 255, 0, 0.3);
  padding-bottom: 1px;
  transition: border-color 0.2s;
}

.footer-mini-cta a:hover { border-color: var(--brand-yellow); }

/* ─────────────────────────────────────────────
   Fix #10: Info-card height — no more empty space
───────────────────────────────────────────── */
.info-card {
  padding: 4rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border: 1px solid var(--grid-line);
  min-height: 20rem; /* Reduced from 25rem */
  height: auto;
}

/* ════════════════════════════════════════════════
   CWV PERFORMANCE BLOCK
   Applies to all 3 metrics: LCP, CLS, INP
════════════════════════════════════════════════ */

/* CWV LCP: font-display fallback in case Google Fonts CSS arrives late.
   Browser renders text immediately in system font, swaps to Inter when loaded. */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400 900;
  font-display: swap; /* Prevents invisible text = directly improves LCP */
  src: local('Inter');
}

/* CWV CLS: Instructor photo — explicit aspect-ratio prevents layout shift.
   Without this, browser doesn't know image height until it loads → shift. */
.instructor-photo {
  aspect-ratio: 1 / 1;
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
}

/* CWV LCP/INP: content-visibility:auto for below-fold sections.
   Browser skips rendering these until they approach the viewport.
   contain-intrinsic-size prevents jump when section enters viewport. */
.problem,
.testimonials,
#detalhes,
.footer {
  content-visibility: auto;
  contain-intrinsic-size: 0 600px;
}

/* CWV INP: Reduce paint on hover effects — use opacity/transform only.
   These are compositor-only properties and don't trigger layout/paint. */
.btn-hero,
.btn-sm,
.btn-cta,
.program-item,
.testimonial-card,
.itag {
  will-change: transform;
}

/* CWV CLS: Explicit min-height for sections before content loads.
   Avoids cumulative layout shift from async content injection. */
.program { min-height: 40rem; }
.instructor { min-height: 30rem; }

/* CWV CLS: nav-cta reserves space even before btn-sm render */
.nav-cta {
  min-width: 140px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

/* ════════════════════════════════════════════════
   PROGRAM DYNAMICS STRIP
════════════════════════════════════════════════ */
.program-dynamics {
  margin-top: 4rem;
  padding: 1.5rem 2rem;
  border: 1px solid rgba(242, 255, 0, 0.25);
  border-radius: 2px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
}

.dynamics-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--brand-yellow);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  flex-shrink: 0;
  margin-right: 0.5rem;
}

.dynamics-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.dynamic-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  font-weight: 500;
  color: rgba(245, 245, 247, 0.75);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 0.35rem 0.75rem;
  letter-spacing: 0.02em;
}

.dynamic-tag [data-lucide] {
  width: 12px;
  height: 12px;
  min-width: 12px;
  color: var(--brand-yellow);
  opacity: 0.8;
}

/* ════════════════════════════════════════════════
   M.A.P.A FRAMEWORK SECTION
════════════════════════════════════════════════ */

.mapa-subtitle {
  font-size: 1rem;
  color: var(--text-muted);
  margin: -2rem 0 4rem;
  max-width: 56ch;
  line-height: 1.6;
}

.grid-4-cols {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5px;
  background: var(--grid-line);
  border: 1px solid var(--grid-line);
}

@media (min-width: 768px) {
  .grid-4-cols { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .grid-4-cols { grid-template-columns: repeat(4, 1fr); }
}


.mapa-step {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding: 3rem 2.5rem;
  background: var(--brand-black);
  position: relative;
  overflow: hidden;
  transition: background 0.3s ease;
}

.mapa-step:hover {
  background: rgba(242, 255, 0, 0.03);
}

.mapa-letter {
  font-family: 'Inter', sans-serif;
  font-size: clamp(4rem, 8vw, 6rem);
  font-weight: 900;
  line-height: 1;
  color: var(--brand-yellow);
  /* Subtle emboss effect */
  text-shadow: 0 0 40px rgba(242, 255, 0, 0.15);
  display: block;
}

.mapa-step-content {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.mapa-step-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--brand-beige);
  letter-spacing: -0.01em;
}

.mapa-step-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ════════════════════════════════════════════════
   MATERIALS / BONUS SECTION
════════════════════════════════════════════════ */
.materials {
  background-color: #0a0a0a;
  content-visibility: auto;
  contain-intrinsic-size: 0 600px;
}

.materials-subtitle {
  font-size: 1rem;
  color: var(--text-muted);
  margin: -2rem 0 4rem;
  max-width: 52ch;
  line-height: 1.6;
}


.material-card {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 2.5rem 2rem;
  background: #0a0a0a;
  transition: background 0.25s ease;
}

.material-card:hover {
  background: rgba(242, 255, 0, 0.04);
}

.material-card [data-lucide] {
  width: 28px;
  height: 28px;
  min-width: 28px;
  color: var(--brand-yellow);
  stroke-width: 1.5;
}

.material-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--brand-beige);
  letter-spacing: -0.01em;
}

.material-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ════════════════════════════════════════════════
   CTA DIFFERENTIALS CHECKLIST
════════════════════════════════════════════════ */
.cta-differentials {
  list-style: none;
  padding: 0;
  margin: 0 auto 3rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-width: 480px;
  text-align: left;
}

.cta-differentials li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: rgba(245, 245, 247, 0.85);
  line-height: 1.5;
}

.cta-differentials li [data-lucide] {
  width: 18px;
  height: 18px;
  min-width: 18px;
  color: var(--brand-yellow);
  margin-top: 0.1em;
  flex-shrink: 0;
}

/* ════════════════════════════════════════════════
   HERO PRICE ANCHOR
════════════════════════════════════════════════ */
.hero-price-anchor {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1rem;
  padding: 1rem 0;
  border-top: 1px solid rgba(0, 0, 0, 0.15);
  margin-top: 0.5rem;
}

/* On the yellow hero background */
.hero .hero-price-anchor {
  border-top-color: rgba(0, 0, 0, 0.12);
}

.hero-price-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(0, 0, 0, 0.5);
}

.hero-price-from {
  font-size: 0.8rem;
  color: rgba(0, 0, 0, 0.45);
}

.hero-price-from s {
  text-decoration: line-through;
  opacity: 0.7;
}

.hero-price-value {
  font-family: 'Inter', sans-serif;
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--brand-black);
  letter-spacing: -0.03em;
}

.hero-price-guarantee {
  font-size: 0.75rem;
  color: rgba(0, 0, 0, 0.45);
  font-style: italic;
}

/* ════════════════════════════════════════════════
   FAQ SECTION
════════════════════════════════════════════════ */
.faq {
  content-visibility: auto;
  contain-intrinsic-size: 0 600px;
}

.faq-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border: 1px solid var(--grid-line);
}

@media (min-width: 768px) {
  .faq-grid { grid-template-columns: repeat(2, 1fr); }
}

.faq-item {
  padding: 2.5rem 2rem;
  border-bottom: 1px solid var(--grid-line);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: background 0.25s ease;
}

@media (min-width: 768px) {
  .faq-item:nth-child(odd) {
    border-right: 1px solid var(--grid-line);
  }
  /* Remove bottom border on last row */
  .faq-item:nth-last-child(-n+2) {
    border-bottom: none;
  }
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-item:hover {
  background: rgba(242, 255, 0, 0.03);
}

.faq-q {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--brand-beige);
  line-height: 1.4;
  letter-spacing: -0.01em;
}

.faq-q::before {
  content: '↳ ';
  color: var(--brand-yellow);
  font-weight: 900;
}

.faq-a p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.7;
}