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

.section { padding-block: var(--section-py); }
.section--tight { padding-block: calc(var(--section-py) * 0.6); }
.section--dark { background: var(--ink); color: white; }
.section--mist { background: var(--mist); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-family: var(--font-mono);
  font-size: var(--fs-eyebrow);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
}

.eyebrow::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 0 4px var(--signal-ink, rgba(23,217,196,0.18));
}

.section--dark .eyebrow { color: var(--signal); }

.section-head {
  max-width: 640px;
  margin-bottom: var(--sp-8);
}

.section-head.center { margin-inline: auto; text-align: center; }

.section-head h2 { font-size: var(--fs-h2); margin-top: var(--sp-3); }
.section-head p { font-size: var(--fs-lg); color: var(--muted); margin-top: var(--sp-4); }
.section--dark .section-head p { color: rgba(255,255,255,0.65); }

.section-head-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--sp-6);
  flex-wrap: wrap;
  margin-bottom: var(--sp-8);
}

.section-head-row .section-head { margin-bottom: 0; }

/* ==========================================================================
   BOTÕES
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  padding: 0.9rem 1.6rem;
  border-radius: var(--r-pill);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  white-space: nowrap;
  transition: transform var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}

.btn svg { width: 18px; height: 18px; flex-shrink: 0; }

.btn-primary {
  background: var(--accent);
  color: white;
  box-shadow: var(--shadow-accent);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 20px 48px rgba(47,92,255,0.3); }

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1.5px solid var(--line);
}
.btn-ghost:hover { border-color: var(--ink); transform: translateY(-2px); }

.section--dark .btn-ghost { color: white; border-color: rgba(255,255,255,0.25); }
.section--dark .btn-ghost:hover { border-color: white; }

.btn-light {
  background: white;
  color: var(--ink);
}
.btn-light:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }

.btn-block { width: 100%; }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--accent);
}
.link-arrow svg { width: 16px; height: 16px; transition: transform var(--dur-fast) var(--ease); }
.link-arrow:hover svg { transform: translateX(4px); }

/* ==========================================================================
   HEADER
   ========================================================================== */
.header {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: 100;
  padding-block: var(--sp-4);
  transition: background var(--dur-med) var(--ease), padding var(--dur-med) var(--ease), box-shadow var(--dur-med) var(--ease);
}

.header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(10, 14, 26, 0.0);
  backdrop-filter: blur(0px);
  -webkit-backdrop-filter: blur(0px);
  transition: background var(--dur-med) var(--ease), backdrop-filter var(--dur-med) var(--ease);
  z-index: -1;
}

.header.is-scrolled { padding-block: var(--sp-3); box-shadow: var(--shadow-sm); }
.header.is-scrolled::before {
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-6);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--paper);
  transition: color var(--dur-fast) var(--ease);
}

.header.is-scrolled .brand,
.header.on-light .brand { color: var(--ink); }

.brand-logo-img {
  height: 32px;
  width: auto;
  display: block;
}

.brand-mark {
  width: 32px;
  height: 32px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--accent), var(--signal));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 0.85rem;
  font-weight: 800;
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--sp-7);
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255,255,255,0.78);
  transition: color var(--dur-fast) var(--ease);
  position: relative;
}

.header.is-scrolled .nav-links a,
.header.on-light .nav-links a { color: var(--muted); }

.nav-links a:hover,
.nav-links a.active { color: var(--paper); }
.header.is-scrolled .nav-links a:hover,
.header.is-scrolled .nav-links a.active,
.header.on-light .nav-links a:hover,
.header.on-light .nav-links a.active { color: var(--ink); }

.header-actions { display: flex; align-items: center; gap: var(--sp-4); }

.header .btn-primary { padding: 0.7rem 1.35rem; font-size: 0.88rem; }

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  color: white;
}
.header.is-scrolled .nav-toggle,
.header.on-light .nav-toggle { color: var(--ink); }

.nav-toggle svg { width: 22px; height: 22px; }

/* Menu mobile */
.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 99;
  background: var(--ink);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--sp-6);
  padding: var(--sp-8);
  transform: translateY(-100%);
  opacity: 0;
  transition: transform var(--dur-med) var(--ease), opacity var(--dur-med) var(--ease);
  pointer-events: none;
}

.mobile-nav.open { transform: translateY(0); opacity: 1; pointer-events: auto; }

.mobile-nav a {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 600;
  color: white;
}

.mobile-nav .btn-primary { align-self: flex-start; margin-top: var(--sp-4); }

@media (max-width: 900px) {
  .nav-links, .header-actions .btn-primary { display: none; }
  .nav-toggle { display: flex; }
}

/* ==========================================================================
   BADGES / TAGS
   ========================================================================== */
.tag {
  display: inline-flex;
  align-items: center;
  padding: 0.3rem 0.75rem;
  border-radius: var(--r-pill);
  font-size: 0.75rem;
  font-weight: 600;
  background: var(--accent-soft);
  color: var(--accent-ink);
}

.tag--dark { background: rgba(255,255,255,0.12); color: white; }

/* ==========================================================================
   CARD BASE
   ========================================================================== */
.card {
  background: white;
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  overflow: hidden;
  transition: transform var(--dur-med) var(--ease), box-shadow var(--dur-med) var(--ease), border-color var(--dur-med) var(--ease);
}

.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; }

/* Wrapper de mídia com fallback (usado sempre que uma foto real ainda não existe) */
.media {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--mist-2), #DCE4F7);
}

.media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform var(--dur-slow) var(--ease);
}

.card:hover .media img { transform: scale(1.05); }

.media-fallback {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  position: absolute;
  inset: 0;
}

.media-fallback svg { width: 40%; height: 40%; color: var(--accent); opacity: 0.35; }

/* ==========================================================================
   REVEAL ON SCROLL
   ========================================================================== */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity var(--dur-slow) var(--ease), transform var(--dur-slow) var(--ease);
}
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1; transform: none; }
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer {
  background: var(--ink);
  color: rgba(255,255,255,0.6);
  padding-block: var(--sp-9) var(--sp-6);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: var(--sp-7);
  padding-bottom: var(--sp-8);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand p { margin-top: var(--sp-4); font-size: 0.9rem; line-height: 1.7; max-width: 320px; }

.footer-col h5 {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-bottom: var(--sp-4);
}

.footer-col a, .footer-col p {
  display: block;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.7);
  margin-bottom: var(--sp-3);
  transition: color var(--dur-fast) var(--ease);
}

.footer-col a:hover { color: white; }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--sp-3);
  padding-top: var(--sp-6);
  font-size: 0.8rem;
}

.footer-social { display: flex; gap: var(--sp-3); }
.footer-social a {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.15);
  display: flex; align-items: center; justify-content: center;
  transition: all var(--dur-fast) var(--ease);
}
.footer-social a:hover { background: white; color: var(--ink); }
.footer-social svg { width: 16px; height: 16px; }

@media (max-width: 900px) {
  .footer-top { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .footer-top { grid-template-columns: 1fr; }
}

/* ==========================================================================
   FLOATING WHATSAPP + BACK TO TOP
   ========================================================================== */
.float-stack {
  position: fixed;
  right: var(--sp-5);
  bottom: var(--sp-5);
  z-index: 90;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-3);
}

.wa-float {
  width: 58px; height: 58px;
  border-radius: 50%;
  background: #25D366;
  color: white;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 12px 32px rgba(37, 211, 102, 0.4);
  transition: transform var(--dur-fast) var(--ease);
}
.wa-float:hover { transform: scale(1.08); }
.wa-float svg { width: 28px; height: 28px; }

.back-to-top {
  width: 42px; height: 42px;
  border-radius: 50%;
  background: white;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-md);
  display: flex; align-items: center; justify-content: center;
  color: var(--ink);
  opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: all var(--dur-fast) var(--ease);
}
.back-to-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top svg { width: 18px; height: 18px; }

/* ==========================================================================
   BREADCRUMB
   ========================================================================== */
.breadcrumb-bar {
  background: var(--mist);
  border-bottom: 1px solid var(--line);
  padding-block: var(--sp-3);
  margin-top: 76px;
}
.breadcrumb { display: flex; align-items: center; flex-wrap: wrap; gap: var(--sp-2); font-size: 0.82rem; }
.breadcrumb a { color: var(--muted); transition: color var(--dur-fast) var(--ease); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb-sep { color: var(--muted-2); }
.breadcrumb-current { color: var(--ink); font-weight: 500; }