/* ==========================================================
   MioSpace — Felipe Araújo
   Design System: teal-cyan gradient + dark mode
   Font: Inter
   ========================================================== */

:root {
  /* cores base */
  --bg-0: #030712;
  --bg-1: #0b1220;
  --bg-2: #111827;
  --bg-3: #1f2937;
  --border: #1f2937;
  --border-hover: #374151;
  --text-1: #f9fafb;
  --text-2: #d1d5db;
  --text-3: #9ca3af;
  --text-4: #6b7280;

  /* brand */
  --teal-400: #2dd4bf;
  --teal-500: #14b8a6;
  --teal-600: #0d9488;
  --cyan-500: #06b6d4;
  --cyan-600: #0891b2;

  /* accents */
  --accent-purple: #8b5cf6;
  --accent-pink: #ec4899;
  --accent-amber: #f59e0b;

  /* semantic */
  --gradient-brand: linear-gradient(135deg, var(--teal-500) 0%, var(--cyan-500) 100%);
  --gradient-brand-dark: linear-gradient(135deg, var(--teal-600) 0%, var(--cyan-600) 100%);
  --gradient-highlight: linear-gradient(135deg, #ec4899 0%, #8b5cf6 50%, #06b6d4 100%);

  /* shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,.4);
  --shadow-md: 0 10px 30px rgba(0,0,0,.4);
  --shadow-glow: 0 0 40px rgba(20,184,166,.25);

  /* spacing */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-2xl: 32px;

  /* layout */
  --container: 1200px;
  --header-h: 72px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 60px); }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg-0);
  color: var(--text-1);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img, svg, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color .2s; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
ul { list-style: none; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(1rem, 3vw, 2rem);
}

/* ==========================================================
   HEADER
   ========================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(3, 7, 18, .85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  height: var(--header-h);
  display: flex;
  align-items: center;
}
.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}
.brand {
  display: flex;
  align-items: center;
  gap: .75rem;
  font-weight: 800;
}
.brand-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--gradient-brand);
  box-shadow: 0 0 20px rgba(20,184,166,.6);
}
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-name { font-size: .95rem; color: var(--text-1); }
.brand-suffix {
  font-size: .7rem;
  color: var(--text-3);
  font-weight: 600;
  letter-spacing: .12em;
}

.main-nav { display: flex; gap: .25rem; }
.nav-link {
  padding: .6rem 1rem;
  border-radius: var(--radius-md);
  color: var(--text-2);
  font-weight: 500;
  font-size: .92rem;
  transition: all .2s;
}
.nav-link:hover { background: var(--bg-2); color: var(--text-1); }
.nav-link.active { background: var(--bg-2); color: var(--teal-400); }

.header-actions { display: flex; align-items: center; gap: 1rem; }

.lang-switch {
  display: flex;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 2px;
}
.lang-btn {
  padding: .35rem .7rem;
  font-size: .75rem;
  font-weight: 600;
  color: var(--text-3);
  border-radius: calc(var(--radius-md) - 2px);
  transition: all .2s;
}
.lang-btn.active {
  background: var(--gradient-brand-dark);
  color: white;
}
.lang-btn:not(.active):hover { color: var(--text-1); }

.menu-toggle { display: none; flex-direction: column; gap: 4px; padding: .5rem; }
.menu-toggle span {
  width: 22px;
  height: 2px;
  background: var(--text-1);
  transition: transform .2s;
}

/* ==========================================================
   HERO
   ========================================================== */
.hero {
  position: relative;
  padding: clamp(3rem, 8vw, 6rem) 0 clamp(2rem, 6vw, 4rem);
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0; pointer-events: none; z-index: 0;
  background:
    radial-gradient(ellipse 80% 50% at 50% 0%, rgba(20,184,166,.18), transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 80%, rgba(139,92,246,.1), transparent 60%),
    radial-gradient(ellipse 60% 50% at 20% 80%, rgba(236,72,153,.1), transparent 60%);
}
.hero-inner { position: relative; z-index: 1; max-width: 900px; margin: 0 auto; text-align: center; }
.hero-badge {
  display: inline-flex; align-items: center; gap: .5rem;
  background: var(--bg-2); border: 1px solid var(--border);
  padding: .5rem 1rem; border-radius: 999px;
  font-size: .8rem; font-weight: 600; color: var(--text-3);
  margin-bottom: 1.5rem;
}
.pulse-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--teal-400);
  box-shadow: 0 0 10px var(--teal-400);
  animation: pulse 2s infinite;
}
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: .4; } }

.hero-title {
  font-size: clamp(2.2rem, 5.5vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -.03em;
  margin-bottom: 1.25rem;
}
.accent {
  background: var(--gradient-highlight);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-sub {
  font-size: clamp(1.05rem, 1.8vw, 1.2rem);
  color: var(--text-2);
  max-width: 720px;
  margin: 0 auto 2rem;
}
.hero-ctas {
  display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap;
  margin-bottom: 3rem;
}
.hero-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1rem;
  max-width: 600px;
  margin: 0 auto;
}
.hero-stats > div {
  padding: 1rem;
  background: rgba(17,24,39,.5);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
}
.hero-stats strong {
  display: block;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--teal-400);
  margin-bottom: .2rem;
}
.hero-stats span {
  font-size: .8rem;
  color: var(--text-3);
}

/* ==========================================================
   TABS NAV (sticky)
   ========================================================== */
.tabs-nav {
  position: sticky;
  top: var(--header-h);
  z-index: 90;
  background: rgba(3,7,18,.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: .5rem 0;
}
.tabs-nav .container {
  display: flex;
  gap: .25rem;
  overflow-x: auto;
  scrollbar-width: none;
}
.tabs-nav .container::-webkit-scrollbar { display: none; }
.tab-btn {
  display: flex; align-items: center; gap: .5rem;
  padding: .8rem 1.2rem;
  color: var(--text-3);
  font-weight: 600;
  font-size: .9rem;
  border-radius: var(--radius-md);
  white-space: nowrap;
  transition: all .2s;
  position: relative;
}
.tab-btn svg { flex-shrink: 0; }
.tab-btn:hover { color: var(--text-1); background: var(--bg-2); }
.tab-btn.active {
  color: var(--teal-400);
  background: var(--bg-2);
}
.tab-btn.active::after {
  content: '';
  position: absolute;
  bottom: -10px; left: 1.2rem; right: 1.2rem;
  height: 2px;
  background: var(--gradient-brand);
  border-radius: 2px;
}

/* ==========================================================
   TAB PANELS
   ========================================================== */
.tab-panel {
  padding: clamp(2rem, 5vw, 4rem) 0;
  animation: fadeIn .3s ease-out;
}
.tab-panel[hidden] { display: none; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

/* section-head */
.section-head {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 3rem;
}
.kicker {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--teal-400);
  margin-bottom: .75rem;
}
.section-head h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -.02em;
  margin-bottom: 1rem;
  line-height: 1.15;
}
.section-head h2 em {
  font-style: normal;
  background: var(--gradient-highlight);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.section-head .lead {
  font-size: 1.05rem;
  color: var(--text-2);
  line-height: 1.7;
}

/* ==========================================================
   COURSE GRID
   ========================================================== */
.course-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.course-card {
  position: relative;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all .3s;
  display: flex;
  flex-direction: column;
}
.course-card:hover {
  border-color: var(--teal-600);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.course-card-featured {
  border-color: var(--teal-600);
  box-shadow: var(--shadow-glow);
}
.course-ribbon {
  position: absolute;
  top: 1rem; right: -2rem;
  background: var(--gradient-brand);
  color: white;
  font-size: .65rem;
  font-weight: 800;
  letter-spacing: .1em;
  padding: .3rem 2.5rem;
  transform: rotate(35deg);
  z-index: 2;
  box-shadow: var(--shadow-sm);
}

.course-cover {
  aspect-ratio: 16 / 9;
  background: var(--cover-grad);
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.5rem;
  overflow: hidden;
}
.course-cover::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 30% 30%, rgba(255,255,255,.15), transparent 50%),
    radial-gradient(circle at 70% 70%, rgba(0,0,0,.3), transparent 50%);
}
.course-cover-label {
  position: relative;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: rgba(255,255,255,.85);
  margin-bottom: .25rem;
}
.course-cover-name {
  position: relative;
  font-size: 1.4rem;
  font-weight: 800;
  color: white;
  line-height: 1.1;
  letter-spacing: -.01em;
  text-shadow: 0 2px 20px rgba(0,0,0,.4);
}
.course-cover-icon {
  position: absolute;
  top: 1rem;
  right: 1.25rem;
  font-size: 2.5rem;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,.3));
}
.course-cover-tag {
  position: absolute;
  top: 1rem; left: 1rem;
  background: rgba(0,0,0,.4);
  backdrop-filter: blur(10px);
  color: white;
  font-size: .7rem;
  font-weight: 700;
  padding: .3rem .7rem;
  border-radius: 999px;
}

.course-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 1rem;
}
.course-body h3 {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -.01em;
}
.course-pitch {
  color: var(--text-2);
  font-size: .95rem;
}
.course-bullets {
  display: flex;
  flex-direction: column;
  gap: .5rem;
  font-size: .88rem;
  color: var(--text-2);
}
.course-bullets li {
  padding-left: 1.5rem;
  position: relative;
}
.course-bullets li::before {
  content: '';
  position: absolute;
  left: 0; top: .55em;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--teal-400);
  box-shadow: 0 0 8px var(--teal-400);
}
.course-result {
  font-size: .88rem;
  color: var(--text-2);
  padding: .75rem 1rem;
  background: rgba(20,184,166,.08);
  border-left: 2px solid var(--teal-500);
  border-radius: var(--radius-sm);
}
.course-footer {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}
.course-price { display: flex; flex-direction: column; }
.price-label { font-size: .65rem; text-transform: uppercase; color: var(--text-3); letter-spacing: .1em; }
.price-value {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-1);
}
.price-value sup { font-size: .75rem; font-weight: 700; color: var(--text-3); }

/* ==========================================================
   BUTTONS
   ========================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .75rem 1.5rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: .95rem;
  transition: all .2s;
  cursor: pointer;
  white-space: nowrap;
  border: 1px solid transparent;
}
.btn-sm { padding: .55rem 1.1rem; font-size: .85rem; }
.btn-lg { padding: 1rem 2rem; font-size: 1rem; }
.btn-xl { padding: 1.25rem 2.5rem; font-size: 1.1rem; font-weight: 700; }

.btn-primary {
  background: var(--gradient-brand);
  color: white;
  box-shadow: 0 4px 20px rgba(20,184,166,.3);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(20,184,166,.5);
}
.btn-secondary {
  background: linear-gradient(135deg, var(--accent-pink), var(--accent-purple));
  color: white;
  box-shadow: 0 4px 20px rgba(236,72,153,.3);
}
.btn-secondary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(236,72,153,.5);
}
.btn-ghost {
  background: var(--bg-2);
  color: var(--text-1);
  border: 1px solid var(--border);
}
.btn-ghost:hover { border-color: var(--teal-500); color: var(--teal-400); }
.btn-outline {
  background: transparent;
  color: var(--text-1);
  border: 1.5px solid var(--border-hover);
}
.btn-outline:hover { border-color: var(--teal-500); color: var(--teal-400); background: var(--bg-2); }
.btn-whatsapp {
  background: #25d366;
  color: white;
}
.btn-whatsapp:hover { background: #1ebe5a; transform: translateY(-2px); }

/* ==========================================================
   CTA COMBO BRIDGE
   ========================================================== */
.cta-combo-bridge {
  text-align: center;
  padding: 3rem 2rem;
  background: linear-gradient(135deg, rgba(236,72,153,.08), rgba(139,92,246,.08));
  border: 1px solid rgba(236,72,153,.25);
  border-radius: var(--radius-xl);
  margin-bottom: 2rem;
}
.cta-combo-bridge h3 {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: .5rem;
}
.cta-combo-bridge p { color: var(--text-2); margin-bottom: 1.5rem; }

/* ==========================================================
   COMBO CARD
   ========================================================== */
.combo-card {
  background: linear-gradient(135deg, var(--bg-2), var(--bg-3));
  border: 2px solid transparent;
  background-clip: padding-box;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow-md);
}
.combo-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 2px;
  background: var(--gradient-highlight);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}
.combo-header {
  padding: 2.5rem 2rem 1.5rem;
  text-align: center;
  border-bottom: 1px solid var(--border);
}
.combo-badge {
  display: inline-block;
  background: var(--gradient-highlight);
  color: white;
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .1em;
  padding: .4rem 1rem;
  border-radius: 999px;
  margin-bottom: 1rem;
}
.combo-header h3 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -.02em;
  background: var(--gradient-highlight);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.combo-sub {
  max-width: 600px;
  margin: .75rem auto 0;
  color: var(--text-2);
}
.combo-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  padding: 2rem;
}
.combo-includes h4,
.combo-value-stack h4 {
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .15em;
  color: var(--text-3);
  margin-bottom: 1rem;
  font-weight: 700;
}
.combo-includes ul { display: flex; flex-direction: column; gap: .75rem; }
.combo-includes li {
  display: flex; gap: .75rem;
  color: var(--text-2);
  font-size: .95rem;
}
.check {
  flex-shrink: 0;
  width: 22px; height: 22px;
  background: var(--gradient-brand);
  color: white;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: .8rem;
  font-weight: 800;
}
.combo-value-stack {
  background: rgba(0,0,0,.3);
  padding: 1.5rem;
  border-radius: var(--radius-lg);
}
.combo-line {
  display: flex;
  justify-content: space-between;
  padding: .4rem 0;
  color: var(--text-2);
  font-size: .9rem;
  border-bottom: 1px dashed rgba(255,255,255,.05);
}
.combo-total-orig {
  margin-top: .5rem;
  padding-top: .75rem;
  border-top: 1px solid var(--border-hover);
  color: var(--text-3);
  text-decoration: line-through;
}
.combo-final {
  border-bottom: none;
  padding-top: .75rem;
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--teal-400);
}
.combo-savings {
  text-align: center;
  margin-top: 1rem;
  padding: .7rem;
  background: rgba(16,185,129,.1);
  color: #34d399;
  border-radius: var(--radius-sm);
  font-size: .9rem;
}
.combo-savings strong { color: #6ee7b7; }

.combo-footer {
  text-align: center;
  padding: 2rem;
  background: rgba(0,0,0,.2);
  border-top: 1px solid var(--border);
}
.combo-footer blockquote {
  font-size: 1.1rem;
  font-style: italic;
  color: var(--text-1);
  margin-bottom: 2rem;
  max-width: 600px;
  margin-inline: auto;
}
.combo-footer blockquote strong { color: var(--teal-400); }
.combo-small {
  margin-top: .75rem;
  font-size: .8rem;
  color: var(--text-3);
}

/* ==========================================================
   TESTIMONIALS
   ========================================================== */
.testimonials-block { margin: 3rem 0; }
.testimonials-title {
  text-align: center;
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  margin-bottom: 2rem;
  background: var(--gradient-highlight);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.testimonials-carousel {
  position: relative;
  max-width: 1000px;
  margin: 0 auto;
  overflow: hidden;
  border-radius: var(--radius-xl);
}
.carousel-track {
  display: flex;
  gap: 1rem;
  scroll-snap-type: x mandatory;
  overflow-x: auto;
  scroll-behavior: smooth;
  padding: .5rem;
  scrollbar-width: none;
}
.carousel-track::-webkit-scrollbar { display: none; }
.testimonial-slide {
  flex: 0 0 clamp(260px, 70%, 340px);
  scroll-snap-align: center;
  aspect-ratio: 9 / 16;
}
.video-placeholder {
  width: 100%; height: 100%;
  background: linear-gradient(135deg, var(--bg-2), var(--bg-3));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  color: var(--text-3);
  position: relative;
  overflow: hidden;
}
.video-placeholder::after {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at center, rgba(20,184,166,.1), transparent 70%);
  pointer-events: none;
}
.video-placeholder span {
  font-size: 3rem;
  color: var(--teal-400);
  margin-bottom: .5rem;
}
.video-placeholder small { font-weight: 700; color: var(--text-1); font-size: 1rem; }
.video-placeholder em { font-style: normal; font-size: .8rem; color: var(--text-4); }

.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px; height: 44px;
  border-radius: 50%;
  background: rgba(17,24,39,.9);
  border: 1px solid var(--border);
  color: var(--text-1);
  font-size: 1.5rem;
  font-weight: 700;
  z-index: 3;
  transition: all .2s;
  backdrop-filter: blur(10px);
}
.carousel-arrow:hover { background: var(--teal-600); border-color: var(--teal-500); }
.carousel-prev { left: .5rem; }
.carousel-next { right: .5rem; }

/* ==========================================================
   PRICING (sessões)
   ========================================================== */
.pricing-section {
  margin-top: 4rem;
  padding-top: 3rem;
  border-top: 1px solid var(--border);
}
.pricing-title {
  text-align: center;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  margin-bottom: .5rem;
}
.pricing-sub {
  text-align: center;
  color: var(--text-3);
  margin-bottom: 2.5rem;
}
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  max-width: 900px;
  margin: 0 auto 2rem;
}
.pricing-card {
  position: relative;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 2rem 1.5rem;
  text-align: center;
  transition: all .3s;
}
.pricing-card:hover { border-color: var(--teal-600); transform: translateY(-4px); }
.pricing-featured {
  border-color: var(--teal-500);
  box-shadow: var(--shadow-glow);
  transform: scale(1.03);
}
.pricing-badge {
  position: absolute;
  top: -12px; left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-brand);
  color: white;
  font-size: .7rem;
  font-weight: 800;
  padding: .35rem .9rem;
  border-radius: 999px;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.pricing-duration {
  font-size: .9rem;
  font-weight: 700;
  color: var(--teal-400);
  letter-spacing: .05em;
  text-transform: uppercase;
  margin-bottom: .5rem;
}
.pricing-value {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -.02em;
  margin-bottom: 1rem;
}
.pricing-card p { font-size: .88rem; color: var(--text-2); }

.pricing-note {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 2rem;
  padding: 1rem;
  background: rgba(20,184,166,.05);
  border-left: 2px solid var(--teal-500);
  border-radius: var(--radius-sm);
  color: var(--text-2);
  font-size: .9rem;
}
.pricing-note strong { color: var(--teal-400); }

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

/* ==========================================================
   ENTERPRISE (tab 3)
   ========================================================== */
.enterprise-card {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 3rem;
  align-items: center;
  background: linear-gradient(135deg, var(--bg-2), var(--bg-3));
  border: 1px solid var(--border);
  border-radius: var(--radius-2xl);
  padding: 3rem;
  max-width: 1100px;
  margin: 0 auto;
}
.enterprise-visual {
  aspect-ratio: 1;
  background: radial-gradient(circle at center, rgba(20,184,166,.3), transparent 60%);
  border-radius: 50%;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.pulse-wave {
  width: 80%; height: 80%;
  border: 2px solid var(--teal-500);
  border-radius: 50%;
  position: relative;
  box-shadow: 0 0 60px rgba(20,184,166,.4);
  animation: pulseWave 3s ease-in-out infinite;
}
.pulse-wave::before,
.pulse-wave::after {
  content: '';
  position: absolute;
  inset: -20%;
  border: 1px solid rgba(20,184,166,.3);
  border-radius: 50%;
  animation: pulseWave 3s ease-in-out infinite;
}
.pulse-wave::after {
  inset: -40%;
  animation-delay: .5s;
}
@keyframes pulseWave {
  0%, 100% { transform: scale(1); opacity: .5; }
  50% { transform: scale(1.05); opacity: 1; }
}

.enterprise-content h3 {
  font-size: clamp(1.4rem, 2.5vw, 1.8rem);
  font-weight: 800;
  margin-bottom: 1.5rem;
  letter-spacing: -.01em;
}
.enterprise-bullets {
  display: flex;
  flex-direction: column;
  gap: .8rem;
  margin-bottom: 2rem;
}
.enterprise-bullets li {
  color: var(--text-2);
  font-size: .95rem;
}
.enterprise-bullets li strong { color: var(--text-1); }
.enterprise-small {
  margin-top: 1rem;
  font-size: .8rem;
  color: var(--text-3);
}

/* ==========================================================
   FOOTER
   ========================================================== */
.site-footer {
  background: var(--bg-1);
  border-top: 1px solid var(--border);
  padding: 3rem 0 1.5rem;
  margin-top: 4rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}
.footer-brand {
  font-weight: 800;
  font-size: 1.1rem;
  margin-bottom: .5rem;
}
.footer-brand span {
  color: var(--teal-400);
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .12em;
}
.footer-desc { color: var(--text-3); font-size: .9rem; }
.site-footer h5 {
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .15em;
  color: var(--text-3);
  margin-bottom: 1rem;
}
.site-footer ul { display: flex; flex-direction: column; gap: .5rem; }
.site-footer a { color: var(--text-2); font-size: .9rem; }
.site-footer a:hover { color: var(--teal-400); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  padding-top: 1.5rem;
  color: var(--text-4);
  font-size: .8rem;
  flex-wrap: wrap;
  gap: 1rem;
}

/* ==========================================================
   WHATSAPP FLOAT
   ========================================================== */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 56px; height: 56px;
  border-radius: 50%;
  background: #25d366;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 30px rgba(37,211,102,.5);
  z-index: 50;
  transition: all .3s;
}
.whatsapp-float:hover {
  transform: scale(1.08);
  box-shadow: 0 12px 40px rgba(37,211,102,.7);
}

/* ==========================================================
   RESPONSIVE
   ========================================================== */
@media (max-width: 900px) {
  .main-nav { display: none; }
  .menu-toggle { display: flex; }
  .main-nav.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--header-h);
    left: 0; right: 0;
    background: rgba(3,7,18,.98);
    padding: 1rem;
    border-bottom: 1px solid var(--border);
  }
  .enterprise-card {
    grid-template-columns: 1fr;
    padding: 2rem;
    gap: 2rem;
  }
  .enterprise-visual { max-width: 220px; margin: 0 auto; }
  .combo-content { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
}

@media (max-width: 560px) {
  .footer-grid { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: 1fr 1fr; }
  .pricing-featured { transform: none; }
  .whatsapp-float { bottom: 1rem; right: 1rem; }
  .booking-ctas .btn { width: 100%; }
  .lang-switch { display: none; }
}

/* ==========================================================
   UTIL
   ========================================================== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
  }
}

/* ==========================================================
   BLOG / ARTIGOS
   ========================================================== */
.blog-hero {
  padding: clamp(3rem, 6vw, 5rem) 0 clamp(1.5rem, 4vw, 3rem);
  position: relative;
  overflow: hidden;
}
.blog-hero .hero-bg { position: absolute; inset: 0; pointer-events: none; z-index: 0;
  background:
    radial-gradient(ellipse 80% 50% at 50% 0%, rgba(20,184,166,.18), transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 80%, rgba(139,92,246,.1), transparent 60%);
}
.blog-hero .container { position: relative; z-index: 1; }

.blog-breadcrumb {
  display: flex;
  gap: .5rem;
  flex-wrap: wrap;
  align-items: center;
  color: var(--text-3);
  font-size: .82rem;
  margin-bottom: 1.5rem;
}
.blog-breadcrumb a { color: var(--text-3); }
.blog-breadcrumb a:hover { color: var(--teal-400); }
.blog-breadcrumb span[aria-current="page"] { color: var(--teal-400); }

.blog-meta-top {
  display: flex;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
  color: var(--text-3);
  font-size: .85rem;
  margin-bottom: 1rem;
}
.blog-meta-top .meta-chip {
  background: var(--bg-2);
  border: 1px solid var(--border);
  padding: .3rem .8rem;
  border-radius: 999px;
  font-weight: 600;
  color: var(--teal-400);
  font-size: .72rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.blog-article {
  max-width: 760px;
  margin: 0 auto;
  padding: clamp(1.5rem, 4vw, 3rem) 0;
}
.blog-article h1 {
  font-size: clamp(1.9rem, 4.2vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -.025em;
  margin-bottom: 1.5rem;
}
.blog-article h1 em,
.blog-article h2 em {
  font-style: normal;
  background: var(--gradient-highlight);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.blog-lead {
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
  color: var(--text-2);
  line-height: 1.65;
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}

.blog-content h2 {
  font-size: clamp(1.45rem, 2.6vw, 1.9rem);
  font-weight: 800;
  letter-spacing: -.01em;
  margin: 2.5rem 0 1rem;
  color: var(--text-1);
  line-height: 1.25;
}
.blog-content h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin: 1.75rem 0 .75rem;
  color: var(--text-1);
}
.blog-content p {
  color: var(--text-2);
  margin-bottom: 1.1rem;
  font-size: 1.02rem;
  line-height: 1.75;
}
.blog-content strong { color: var(--text-1); font-weight: 700; }
.blog-content ul,
.blog-content ol {
  margin: 0 0 1.5rem 0;
  padding-left: 1.25rem;
  color: var(--text-2);
}
.blog-content ul { list-style: none; padding-left: 0; }
.blog-content ul li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: .7rem;
  line-height: 1.6;
}
.blog-content ul li::before {
  content: '';
  position: absolute;
  left: 0; top: .6em;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--teal-400);
  box-shadow: 0 0 8px var(--teal-400);
}
.blog-content ol li { margin-bottom: .6rem; line-height: 1.6; padding-left: .4rem; }
.blog-content a { color: var(--teal-400); text-decoration: underline; text-underline-offset: 3px; }
.blog-content a:hover { color: var(--teal-500); }

.highlight-box {
  background: linear-gradient(135deg, rgba(20,184,166,.08), rgba(6,182,212,.05));
  border: 1px solid rgba(20,184,166,.25);
  border-left: 4px solid var(--teal-500);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  margin: 1.75rem 0;
  color: var(--text-2);
}
.highlight-box strong { color: var(--teal-400); }
.highlight-box.warn {
  background: linear-gradient(135deg, rgba(245,158,11,.08), rgba(239,68,68,.05));
  border-color: rgba(245,158,11,.25);
  border-left-color: var(--accent-amber);
}
.highlight-box.warn strong { color: var(--accent-amber); }

.stat-callout {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  padding: 1.5rem;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  margin: 1.5rem 0;
  flex-wrap: wrap;
}
.stat-callout .stat-big {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  background: var(--gradient-highlight);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
}
.stat-callout .stat-copy { flex: 1; color: var(--text-2); font-size: .95rem; line-height: 1.5; min-width: 180px; }
.stat-callout .stat-source { display: block; color: var(--text-4); font-size: .75rem; margin-top: .3rem; }

.blog-cta {
  background: linear-gradient(135deg, rgba(236,72,153,.06), rgba(139,92,246,.08), rgba(6,182,212,.06));
  border: 1px solid rgba(139,92,246,.25);
  border-radius: var(--radius-xl);
  padding: 2rem;
  margin: 2.5rem 0;
  text-align: center;
}
.blog-cta h3 {
  font-size: 1.35rem;
  font-weight: 800;
  margin-bottom: .6rem;
  letter-spacing: -.01em;
}
.blog-cta p { color: var(--text-2); margin-bottom: 1.25rem; font-size: .98rem; }
.blog-cta .cta-row {
  display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap;
}

.blog-faq {
  margin-top: 3rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--border);
}
.blog-faq h2 { margin-top: 0; }
.faq-item {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: .75rem;
  overflow: hidden;
}
.faq-item summary {
  padding: 1rem 1.25rem;
  cursor: pointer;
  font-weight: 700;
  color: var(--text-1);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-size: .98rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  color: var(--teal-400);
  font-size: 1.4rem;
  font-weight: 700;
  transition: transform .2s;
}
.faq-item[open] summary::after { content: '−'; }
.faq-item[open] summary { border-bottom: 1px solid var(--border); }
.faq-item .faq-answer {
  padding: 1rem 1.25rem 1.25rem;
  color: var(--text-2);
  font-size: .95rem;
  line-height: 1.65;
}

.author-box {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  margin: 3rem 0 2rem;
}
.author-avatar {
  flex-shrink: 0;
  width: 64px; height: 64px;
  border-radius: 50%;
  background: var(--gradient-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 800;
  font-size: 1.4rem;
  box-shadow: 0 4px 20px rgba(20,184,166,.35);
}
.author-info h4 {
  font-size: 1rem;
  font-weight: 800;
  margin-bottom: .3rem;
}
.author-info p {
  color: var(--text-2);
  font-size: .88rem;
  line-height: 1.55;
  margin-bottom: .5rem !important;
}
.author-info .cref {
  display: inline-block;
  font-size: .75rem;
  color: var(--teal-400);
  font-weight: 700;
  letter-spacing: .05em;
}

.disclaimer-box {
  background: rgba(245,158,11,.05);
  border: 1px dashed rgba(245,158,11,.3);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  color: var(--text-3);
  font-size: .82rem;
  line-height: 1.6;
  margin-top: 2rem;
}
.disclaimer-box strong { color: var(--accent-amber); }

.blog-nav-back {
  margin-top: 2rem;
  text-align: center;
}
.blog-nav-back a {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  color: var(--text-3);
  font-weight: 600;
  font-size: .9rem;
  padding: .6rem 1.2rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: all .2s;
}
.blog-nav-back a:hover { color: var(--teal-400); border-color: var(--teal-500); }

/* Blog listing */
.blog-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0 3rem;
}
.blog-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all .3s;
  color: inherit;
}
.blog-card:hover {
  border-color: var(--teal-600);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.blog-card-cover {
  aspect-ratio: 16 / 9;
  background: var(--cover-grad, var(--gradient-brand));
  display: flex;
  align-items: flex-end;
  padding: 1.25rem;
  position: relative;
}
.blog-card-cover::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 30% 30%, rgba(255,255,255,.15), transparent 55%),
    radial-gradient(circle at 70% 80%, rgba(0,0,0,.35), transparent 55%);
}
.blog-card-cover-icon {
  position: absolute;
  top: 1rem; right: 1.2rem;
  font-size: 2.2rem;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,.3));
}
.blog-card-tag {
  position: relative;
  display: inline-block;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  background: rgba(0,0,0,.4);
  backdrop-filter: blur(10px);
  color: white;
  padding: .3rem .8rem;
  border-radius: 999px;
}
.blog-card-body {
  padding: 1.3rem 1.5rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: .7rem;
  flex: 1;
}
.blog-card-body h3 {
  font-size: 1.15rem;
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -.01em;
}
.blog-card-body p {
  color: var(--text-2);
  font-size: .9rem;
  flex: 1;
}
.blog-card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: auto;
  padding-top: .75rem;
  border-top: 1px solid var(--border);
  color: var(--text-3);
  font-size: .78rem;
}
.blog-card-meta .read-link {
  color: var(--teal-400);
  font-weight: 700;
}

@media (max-width: 560px) {
  .author-box { flex-direction: column; align-items: center; text-align: center; }
  .stat-callout { flex-direction: column; align-items: flex-start; }
}