:root {
  --bg: #0d0d0d;
  --bg-soft: #151515;
  --panel: rgba(255, 255, 255, 0.05);
  --panel-border: rgba(255, 255, 255, 0.10);
  --text: #ffffff;
  --muted: rgba(255, 255, 255, 0.74);
  --accent: #f5c542;
  --accent-strong: #ff8a18;
  --shadow: 0 18px 48px rgba(0, 0, 0, 0.26);
  --radius: 24px;
  --max-width: 1160px;
}

* { 
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

html {
  overflow-x: hidden;
  overflow-y: auto;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(245, 197, 66, 0.14), transparent 22%),
    radial-gradient(circle at 85% 18%, rgba(255, 138, 24, 0.14), transparent 18%),
    linear-gradient(180deg, #0d0d0d 0%, #131313 100%);
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  min-width: 320px;
  overflow-x: hidden;
  -webkit-overflow-scrolling: touch;
}
img { max-width: 100%; display: block; }
a, button, select { -webkit-tap-highlight-color: transparent; }
button, select { font: inherit; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.03;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 4px 4px;
  mix-blend-mode: soft-light;
  z-index: -1;
}

.menu-backdrop {
  display: none;
}

.container { width: min(var(--max-width), calc(100% - 2rem)); margin-inline: auto; }

.mobile-menu {
  display: none;
  background: rgba(13, 13, 13, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}
.mobile-menu.active {
  max-height: 400px;
}
.mobile-menu__content {
  display: flex;
  flex-direction: column;
  padding: 0;
}
.mobile-menu__item {
  display: flex;
  align-items: center;
  padding: 1.2rem 1.5rem;
  color: var(--text);
  text-decoration: none;
  font-size: 1.05rem;
  font-weight: 500;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  transition: background 0.2s ease, color 0.2s ease;
  background: rgba(255, 255, 255, 0);
}
.mobile-menu__item i {
  flex-shrink: 0;
  opacity: 0.85;
  transition: opacity 0.25s ease, transform 0.25s ease;
}
.mobile-menu__item:hover i,
.mobile-menu__item:active i {
  opacity: 1;
  transform: translateX(2px);
}
.mobile-menu__item:hover,
.mobile-menu__item:active {
  background: rgba(255, 255, 255, 0.05);
  color: var(--accent);
}
.mobile-menu__lang {
  padding: 1.2rem 1.5rem;
  background: rgba(255, 255, 255, 0.02);
}
.mobile-menu__lang label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  color: var(--muted);
  font-size: 0.95rem;
}
.mobile-menu__lang label > span {
  display: flex;
  align-items: center;
}
.mobile-menu__lang i {
  flex-shrink: 0;
  opacity: 0.6;
}
.mobile-menu__lang select {
  appearance: none;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  border-radius: 8px;
  padding: 0.6rem 2rem 0.6rem 0.8rem;
  font-weight: 600;
  cursor: pointer;
  background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%);
  background-position: calc(100% - 12px) calc(50% - 2px), calc(100% - 7px) calc(50% - 2px);
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(13, 13, 13, 0.82);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.nav {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.brand, .menu a, .footer-links a { color: var(--text); text-decoration: none; }
.brand { display: inline-flex; align-items: center; gap: 0.8rem; font-weight: 800; letter-spacing: 0.02em; }
.brand span { white-space: nowrap; }
.brand img { border-radius: 50%; box-shadow: 0 10px 26px rgba(0, 0, 0, 0.18); }

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 60;
}
.menu-toggle span {
  display: block;
  width: 25px;
  height: 3px;
  background: var(--text);
  border-radius: 3px;
  transition: all 0.3s ease;
}
.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(7px, 7px);
}
.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}
.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

.menu { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; justify-content: flex-end; }
.menu a, .footer-links a { color: var(--muted); transition: color 0.2s ease, opacity 0.2s ease; }
.menu a:hover, .footer-links a:hover { color: var(--accent); }

.lang-picker select {
  appearance: none;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  border-radius: 999px;
  padding: 0.68rem 2.2rem 0.68rem 0.95rem;
  font-weight: 700;
  cursor: pointer;
  background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%);
  background-position: calc(100% - 16px) calc(50% - 3px), calc(100% - 10px) calc(50% - 3px);
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
}

.hero { padding: 4.8rem 0 3rem; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; align-items: center; gap: 2rem; }
.kicker, .section-label, .video-tag {
  display: inline-flex; align-items: center; padding: 0.42rem 0.72rem; border-radius: 999px;
  background: rgba(245, 197, 66, 0.12); color: var(--accent); border: 1px solid rgba(245, 197, 66, 0.18);
  text-transform: uppercase; letter-spacing: 0.12em; font-size: 0.72rem; font-weight: 700;
}
.hero h1, .section-head h2, .panel h2, .video-body h3 { margin: 0.9rem 0 1rem; line-height: 1.04; }
.hero h1 { font-size: clamp(3rem, 6vw, 5.4rem); white-space: nowrap; }

/* Ícones Font Awesome em títulos e labels */
h1 i, h2 i, h3 i {
  display: inline-block;
  flex-shrink: 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
}
.kicker i, .section-label i {
  flex-shrink: 0;
}
h2:hover i {
  transform: scale(1.1);
}

.hero-text { max-width: 60ch; font-size: clamp(1.02rem, 1.8vw, 1.18rem); color: rgba(255, 255, 255, 0.86); }
.hero-actions, .language-panel__actions, .video-links { display: flex; flex-wrap: wrap; gap: 0.9rem; }
.hero-note, .helper-text, .section-head p, .panel p, .video-body p, .footer-note { color: var(--muted); }
.hero-note { margin-top: 1.25rem; }
.hero-visual { position: relative; }
.logo-shell { position: relative; max-width: 520px; margin-inline: auto; padding: 1rem; }
.logo-shell::before {
  content: ""; position: absolute; inset: 8% 10%; border-radius: 50%;
  background: radial-gradient(circle, rgba(245, 197, 66, 0.22), rgba(255, 138, 24, 0.08), transparent 72%);
  filter: blur(18px); z-index: -1;
}
.logo-shell img { filter: drop-shadow(0 34px 64px rgba(0, 0, 0, 0.42)); }

.panel-soft {
  margin-top: 1.4rem;
  padding: 1rem 1.1rem;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.04);
  border-radius: 20px;
}
.language-panel__title { margin: 0 0 0.75rem; color: var(--muted); font-size: 0.95rem; }
.chip {
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.05);
  color: var(--text);
  border-radius: 999px;
  padding: 0.65rem 0.95rem;
  cursor: pointer;
  transition: 0.2s ease;
}
.chip.is-active, .chip:hover {
  border-color: rgba(245, 197, 66, 0.38);
  background: rgba(245, 197, 66, 0.14);
  color: var(--accent);
}

.section { padding: 4.6rem 0; }
.section-contrast {
  background: rgba(255, 255, 255, 0.02);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.split-grid, .social-grid { display: grid; grid-template-columns: 1fr 1.05fr; gap: 1.5rem; align-items: start; }
.section-head { max-width: 720px; }
.panel {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: 1.6rem;
  box-shadow: var(--shadow);
}
.video-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.2rem; margin-top: 1.4rem; }
.video-card {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform 0.25s ease, border-color 0.25s ease;
}
.video-card:hover { transform: translateY(-4px); border-color: rgba(245, 197, 66, 0.24); }
.video-card__link { color: inherit; text-decoration: none; display: block; text-align: left; }
.video-card__link:hover .video-thumb { opacity: 0.9; }
.video-thumb {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #111;
  transition: opacity 0.25s ease;
}
.video-thumb img { width: 100%; height: 100%; object-fit: cover; }
.play-badge {
  position: absolute;
  left: 1rem;
  bottom: 1rem;
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.72rem 0.95rem;
  border-radius: 999px;
  background: rgba(13, 13, 13, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
  color: var(--text);
  font-weight: 700;
}
.play-icon {
  width: 0; height: 0;
  border-top: 8px solid transparent;
  border-bottom: 8px solid transparent;
  border-left: 14px solid var(--accent);
}
.video-body { padding: 1.2rem; }
.video-body h3 { font-size: 1.2rem; }
.social-card h2 { font-size: clamp(1.8rem, 3vw, 2.4rem); }
.site-footer { padding: 2rem 0 3rem; }
.footer-content {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 1.4rem;
}
.footer-links { display: flex; flex-wrap: wrap; gap: 1rem; }
.footer-links a {
  display: inline-flex;
  align-items: center;
}
.footer-links i {
  flex-shrink: 0;
  transition: transform 0.2s ease;
}
.footer-links a:hover i {
  transform: scale(1.15);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  min-height: 48px;
  padding: 0.88rem 1.2rem;
  border-radius: 999px;
  border: 1px solid transparent;
  text-decoration: none;
  font-weight: 800;
  transition: transform 0.2s ease, opacity 0.2s ease, border-color 0.2s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn i {
  flex-shrink: 0;
  transition: transform 0.25s ease;
}
.btn:hover i {
  transform: scale(1.1);
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #111;
}
.btn-secondary {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  border-color: rgba(255, 255, 255, 0.12);
}

.video-modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.video-modal.active {
  display: flex;
  opacity: 1;
}
.video-modal__backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
  backdrop-filter: blur(8px);
}
.video-modal__content {
  position: relative;
  width: min(1200px, calc(100% - 2rem));
  z-index: 101;
}
.video-modal__wrapper {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: var(--radius);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.5);
}
.video-modal__wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
.video-modal__close {
  position: absolute;
  top: -50px;
  right: 0;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--text);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}
.video-modal__close:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: scale(1.1);
}

.reveal { 
  opacity: 0; 
  transform: translateY(18px); 
  transition: opacity 0.4s ease, transform 0.4s ease;
  will-change: opacity, transform;
}
.reveal.visible { 
  opacity: 1; 
  transform: translateY(0);
  will-change: auto;
}

@media (max-width: 768px) {
  .menu-toggle {
    display: flex;
  }
  .menu {
    display: none !important;
  }
  .mobile-menu {
    display: block;
  }
  .hero h1 {
    white-space: normal;
  }
}

@media (max-width: 900px) {
  .hero-grid, .split-grid, .social-grid, .video-grid { grid-template-columns: 1fr; }
  .hero { padding-top: 3.4rem; }
  .footer-content { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 640px) {
  .container { width: calc(100% - 1.5rem); }
  .nav { padding: 0.8rem 0; min-height: 60px; }
  .brand img { width: 36px; height: 36px; }
  .brand span { font-size: 0.95rem; }
  .mobile-menu__item {
    padding: 1rem 1rem;
    font-size: 1rem;
  }
  .mobile-menu__lang {
    padding: 1rem 1rem;
  }
  .hero { padding: 2rem 0; }
  .hero h1 { font-size: clamp(2.4rem, 12vw, 3.5rem); white-space: normal; }
  
  /* Ajuste de ícones em mobile */
  h1 i { font-size: 1.6rem; }
  h2 i { font-size: 1.4rem; }
  .kicker i, .section-label i { font-size: 0.9rem; }
  .btn i { font-size: 1.1rem; }
  .footer-links i { font-size: 1rem; }
  .section { padding: 3rem 0; }
  .btn { width: 100%; min-height: 44px; }
  .hero-actions .btn,
  .video-links .btn { flex: 1 1 100%; }
  .video-modal__content {
    width: calc(100% - 1rem);
  }
  .video-modal__close {
    top: -42px;
    right: 0;
    width: 36px;
    height: 36px;
  }
}