/* ============================================================
   Reset & Base
   ============================================================ */
*, *::before, *::after{ box-sizing: border-box; margin:0; padding:0; }

html{
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *, *::before, *::after{ animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
}

body{
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.4;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img, svg{ display:block; max-width: 100%; }
a{ color: inherit; text-decoration: none; }
button{ font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
ul, ol{ list-style: none; }
input, textarea, select{ font: inherit; color: inherit; }

::selection{ background: rgba(0,23,45,.16); color: var(--text); }

/* --- scrollbar --- */
::-webkit-scrollbar{ width: 10px; height: 10px; }
::-webkit-scrollbar-track{ background: var(--bg); }
::-webkit-scrollbar-thumb{ background: #cdd1e0; border-radius: var(--r-full); border: 2px solid var(--bg); }
::-webkit-scrollbar-thumb:hover{ background: #aeb3c8; }

/* ============================================================
   Tipografia
   ============================================================ */
h1, h2, h3, h4{ font-weight: 600; letter-spacing: -0.02em; line-height: 1.08; }

.eyebrow{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--violet-soft);
}
.eyebrow::before{
  content:'';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--gradient-brand);
  box-shadow: 0 0 12px rgba(0,23,45,.4);
}
.eyebrow.gold{ color: var(--gold-soft); }
.eyebrow.gold::before{ background: var(--gradient-gold); box-shadow: 0 0 12px rgba(96,173,224,.5); }

.h-display{
  font-size: clamp(2.6rem, 5.2vw, 4.6rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.04;
}
.h-xl{
  font-size: clamp(2.1rem, 3.6vw, 3.2rem);
  letter-spacing: -0.025em;
}
.h-lg{
  font-size: clamp(1.7rem, 2.6vw, 2.4rem);
}
.h-md{
  font-size: clamp(1.3rem, 1.8vw, 1.6rem);
}

.serif-italic{
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 500;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.serif-italic.gold{ background: var(--gradient-gold); -webkit-background-clip:text; background-clip:text; color:transparent; }

.lead{
  font-size: clamp(1.05rem, 1.4vw, 1.25rem);
  line-height: 1.6;
  color: var(--text-muted);
  font-weight: 400;
}

.text-muted{ color: var(--text-muted); }
.text-faint{ color: var(--text-faint); }
.text-strong{ color: var(--text); }

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

/* Utilitarios de espacamento/alinhamento — evitam style="" inline (CSP style-src sem unsafe-inline) */
.mt-8{ margin-top: 8px; }
.mt-14{ margin-top: 14px; }
.mt-16{ margin-top: 16px; }
.justify-center{ justify-content: center; }
.fs-11{ font-size: 11px; }
.fs-12{ font-size: 12px; }
.fs-13-5{ font-size: 13.5px; }

/* ============================================================
   Layout
   ============================================================ */
.container{
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.section{
  position: relative;
  padding-block: clamp(72px, 10vw, 140px);
}
.section-head{
  max-width: 720px;
  margin-bottom: clamp(40px, 6vw, 72px);
}
.section-head.center{
  margin-inline: auto;
  text-align: center;
}

.head-with-rover{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: clamp(24px, 5vw, 56px);
  margin-bottom: clamp(40px, 6vw, 72px);
}
.head-with-rover .section-head{ margin-bottom: 0; flex: 1 1 auto; }
/* Largura maxima 290px: as artes originais tem 450px, nunca ampliar acima disso. */
.head-with-rover__img{
  display: block;
  width: clamp(200px, 20vw, 290px);
  height: auto;
  filter: drop-shadow(0 24px 40px rgba(166, 222, 255, 0.35));
}

/* Mascote Rover: figura flutuante com balão de fala */
.rover-figure{
  position: relative;
  flex-shrink: 0;
  animation: rover-float 5.5s ease-in-out infinite;
}
.rover-bubble{
  position: absolute;
  top: -6px;
  right: calc(100% - 22px);
  white-space: nowrap;
  padding: 9px 15px;
  border-radius: 16px 16px 4px 16px;
  background: rgba(255,255,255,.85);
  border: 1px solid rgba(15,23,42,.10);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 12px 28px rgba(15,23,42,.08);
  font-size: 13.5px;
  font-weight: 600;
  color: #000;
}
@keyframes rover-float{
  0%, 100%{ transform: translateY(0); }
  50%{ transform: translateY(-9px); }
}
@media (prefers-reduced-motion: reduce){
  .rover-figure{ animation: none; }
}

@media (max-width: 780px){
  .head-with-rover{ flex-direction: column; align-items: flex-start; gap: 24px; }
  .rover-figure{ align-self: center; }
  .head-with-rover__img{ width: 200px; }
  .rover-bubble{ right: 50%; top: -18px; font-size: 12.5px; padding: 7px 12px; }
}

.grid{ display: grid; gap: 24px; }

.divider{
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border) 20%, var(--border) 80%, transparent);
}

/* ============================================================
   Botões
   ============================================================ */
.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: var(--r-full);
  font-size: 14.5px;
  font-weight: 600;
  letter-spacing: -0.01em;
  white-space: nowrap;
  transition: transform var(--t-fast) var(--ease-soft), box-shadow var(--t-fast) var(--ease-soft), background var(--t-fast) var(--ease-soft), border-color var(--t-fast) var(--ease-soft);
  cursor: pointer;
}
.btn-primary{
  background: var(--gradient-brand);
  color: #fff;
  box-shadow: 0 1px 0 rgba(255,255,255,.25) inset, 0 12px 30px -10px rgba(0,23,45,.5);
}
.btn-primary:hover{ transform: translateY(-2px); box-shadow: 0 1px 0 rgba(255,255,255,.3) inset, 0 18px 40px -10px rgba(0,23,45,.6); }

.btn-ghost{
  background: rgba(15,23,42,.02);
  color: var(--text);
  border: 1px solid var(--border-strong);
  backdrop-filter: blur(8px);
}
.btn-ghost:hover{ background: rgba(15,23,42,.05); border-color: rgba(15,23,42,.22); transform: translateY(-2px); }

.btn-sm{ padding: 10px 20px; font-size: 13.5px; }
.btn-lg{ padding: 6px 12px; font-size: 15.5px; }

.btn-arrow{ transition: transform var(--t-fast) var(--ease-soft); }
.btn:hover .btn-arrow{ transform: translateX(3px); }

/* ============================================================
   Cards / Superfícies
   ============================================================ */
.card{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  transition: border-color var(--t-med) var(--ease-soft), transform var(--t-med) var(--ease-soft), background var(--t-med) var(--ease-soft);
}
.card:hover{ border-color: var(--border-strong); background: var(--surface-2); }

.glass{
  background: rgba(255,255,255,.72);
  border: 1px solid rgba(15,23,42,.10);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
}

.badge{
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: var(--r-full);
  font-size: 12px;
  font-weight: 600;
  background: rgba(15,23,42,.035);
  border: 1px solid var(--border);
  color: var(--text-muted);
}

/* ============================================================
   Scroll reveal
   ============================================================ */
.reveal{
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 1s var(--ease), transform 1s var(--ease);
  will-change: transform, opacity;
}
.reveal.is-visible{ opacity: 1; transform: translateY(0); }
.reveal-delay-1{ transition-delay: .08s; }
.reveal-delay-2{ transition-delay: .16s; }
.reveal-delay-3{ transition-delay: .24s; }
.reveal-delay-4{ transition-delay: .32s; }
.reveal-delay-5{ transition-delay: .4s; }

.reveal-scale{ opacity:0; transform: scale(.94); transition: opacity 1s var(--ease), transform 1s var(--ease); }
.reveal-scale.is-visible{ opacity:1; transform: scale(1); }

/* Variantes direcionais — usar sempre junto de .reveal (ex.: class="reveal reveal-left"),
   pois é .reveal que o IntersectionObserver de main.js observa. */
.reveal-left{ transform: translateX(-40px); }
.reveal-right{ transform: translateX(40px); }
.reveal-left.is-visible,
.reveal-right.is-visible{ transform: translateX(0); }

/* Em telas estreitas as colunas empilham: o deslocamento lateral vira fade-up,
   evitando movimento horizontal em layout de coluna única. */
@media (max-width: 860px){
  .reveal-left, .reveal-right{ transform: translateY(28px); }
  .reveal-left.is-visible,
  .reveal-right.is-visible{ transform: translateY(0); }
}

/* ============================================================
   Grão / textura sutil
   ============================================================ */
.noise{
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 2;
  opacity: .02;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

@media (max-width: 768px){
  .section{ padding-block: 64px; }
}