/* ============================================================
   GRID SOLUÇÕES WEB — Components
   Componentes reutilizáveis: nav, botões, seção, footer,
   formulários, float, animações, utilitários.
   ============================================================ */

/* ── NAV ────────────────────────────────────────────────── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: var(--z-nav);
  padding: 1.25rem var(--container-padding);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(250, 246, 238, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 0.5px solid rgba(180, 120, 60, 0.18);
  transition: background var(--transition-base), box-shadow var(--transition-base);
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--brown-dark);
  letter-spacing: 0.04em;
}

.nav-logo span { color: var(--terracota-light); }

.nav-links {
  display: flex;
  gap: 2.5rem;
  align-items: center;
}

.nav-links a {
  font-size: var(--text-sm);
  font-weight: 400;
  color: var(--brown-mid);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color var(--transition-fast);
}

.nav-links a:hover { color: var(--terracota-light); }

.nav-cta {
  background: var(--terracota) !important;
  color: var(--champagne-pale) !important;
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-sm);
}

.nav-cta:hover {
  background: var(--terracota-mid) !important;
  color: var(--champagne-pale) !important;
}

/* ── SEÇÃO BASE ──────────────────────────────────────────── */
.section-inner {
  max-width: var(--container-max);
  margin: 0 auto;
}

.section-label {
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--terracota-light);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.section-label::before {
  content: '';
  display: block;
  width: 1.5rem;
  height: 1px;
  background: var(--terracota-light);
  flex-shrink: 0;
}

.section-label--light {
  color: var(--champagne);
  opacity: 0.7;
}

.section-label--light::before { background: var(--champagne); }

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 500;
  line-height: 1.15;
  color: var(--brown-dark);
  margin-bottom: 1.25rem;
  letter-spacing: -0.01em;
}

.section-title em {
  font-style: italic;
  color: var(--terracota);
}

.section-title--light {
  color: var(--champagne-pale);
}

.section-title--light em { color: var(--champagne); }

.section-desc {
  font-family: var(--font-elegant);
  font-size: 1.15rem;
  font-weight: 300;
  line-height: 1.75;
  color: var(--brown-mid);
  max-width: 580px;
}

.section-desc--light {
  color: rgba(242, 223, 181, 0.65);
}

/* ── BOTÕES ──────────────────────────────────────────────── */
.btn-primary {
  background: var(--champagne);
  color: var(--brown-dark);
  padding: 0.875rem 2rem;
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast), transform var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  background: var(--champagne-light);
  transform: translateY(-1px);
}

.btn-primary--dark {
  background: var(--terracota);
  color: var(--champagne-pale);
}

.btn-primary--dark:hover { background: var(--terracota-mid); }

.btn-ghost {
  color: var(--champagne-pale);
  font-size: var(--text-sm);
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border-bottom: 1px solid rgba(212, 169, 106, 0.4);
  padding-bottom: 2px;
  transition: border-color var(--transition-fast);
}

.btn-ghost:hover { border-color: var(--champagne); }

.btn-ghost--dark {
  color: var(--terracota-light);
  border-bottom-color: rgba(192, 96, 48, 0.4);
}

.btn-ghost--dark:hover { border-color: var(--terracota); }

/* ── FORMULÁRIOS ─────────────────────────────────────────── */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-group label {
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(212, 169, 106, 0.65);
}

.form-group input,
.form-group select,
.form-group textarea {
  background: rgba(255, 255, 255, 0.06);
  border: 0.5px solid rgba(212, 169, 106, 0.25);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 300;
  color: var(--champagne-pale);
  transition: border-color var(--transition-fast), background var(--transition-fast);
  outline: none;
  -webkit-appearance: none;
  width: 100%;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(212, 169, 106, 0.3);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: rgba(212, 169, 106, 0.55);
  background: rgba(255, 255, 255, 0.09);
}

.form-group select option {
  background: var(--terracota-deep);
  color: var(--champagne-pale);
}

.form-group textarea {
  resize: none;
  min-height: 100px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.btn-submit {
  background: var(--champagne);
  color: var(--brown-dark);
  padding: 1rem 2rem;
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--transition-fast), transform var(--transition-fast);
  margin-top: 0.5rem;
  width: 100%;
}

.btn-submit:hover {
  background: var(--champagne-light);
  transform: translateY(-1px);
}

.btn-submit:disabled {
  cursor: default;
  transform: none;
}

/* ── STRIP DE STATS ──────────────────────────────────────── */
.strip {
  background: var(--brown-dark);
  padding: 1.25rem var(--container-padding);
  overflow: hidden;
}

.strip-inner {
  display: flex;
  gap: 4rem;
  align-items: center;
  max-width: var(--container-max);
  margin: 0 auto;
  justify-content: space-between;
  flex-wrap: wrap;
}

.strip-stat { text-align: center; }

.strip-stat strong {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 600;
  color: var(--champagne);
  display: block;
}

.strip-stat span {
  font-size: var(--text-sm);
  font-weight: 300;
  color: rgba(212, 169, 106, 0.6);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ── CHAT MOCKUP ─────────────────────────────────────────── */
.chat-mockup {
  background: rgba(255, 255, 255, 0.04);
  border: 0.5px solid rgba(212, 169, 106, 0.2);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.chat-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding-bottom: 1rem;
  border-bottom: 0.5px solid rgba(212, 169, 106, 0.15);
}

.chat-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--terracota);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.chat-avatar span {
  font-family: var(--font-display);
  font-size: 0.85rem;
  color: var(--champagne-pale);
  font-weight: 500;
}

.chat-info p {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--champagne-pale);
}

.chat-info span {
  font-size: var(--text-xs);
  color: var(--teal-light);
}

.chat-bubble {
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.83rem;
  line-height: 1.5;
  max-width: 85%;
}

.bubble-received {
  background: rgba(255, 255, 255, 0.07);
  color: rgba(242, 223, 181, 0.75);
  align-self: flex-start;
  border-radius: 2px 8px 8px 8px;
}

.bubble-sent {
  background: var(--terracota);
  color: var(--champagne-pale);
  align-self: flex-end;
  border-radius: 8px 2px 8px 8px;
}

.bubble-time {
  font-size: var(--text-xs);
  color: rgba(212, 169, 106, 0.45);
  text-align: right;
  margin-top: 4px;
}

/* ── FOOTER ──────────────────────────────────────────────── */
footer {
  background: var(--brown-dark);
  padding: var(--space-xl);
  border-top: 0.5px solid rgba(212, 169, 106, 0.12);
}

.footer-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--champagne-pale);
}

.footer-brand span { color: var(--champagne); }

.footer-sub {
  font-size: 0.72rem;
  color: rgba(212, 169, 106, 0.4);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-top: 4px;
}

.footer-links {
  display: flex;
  gap: 2rem;
}

.footer-links a {
  font-size: 0.78rem;
  color: rgba(212, 169, 106, 0.5);
  transition: color var(--transition-fast);
}

.footer-links a:hover { color: var(--champagne); }

.footer-copy {
  font-size: 0.72rem;
  color: rgba(212, 169, 106, 0.3);
}

/* ── WHATSAPP FLOAT ──────────────────────────────────────── */
.wpp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: #25D366;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.35);
  z-index: var(--z-float);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.wpp-float:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(37, 211, 102, 0.45);
}

.wpp-float svg { width: 28px; height: 28px; fill: white; }

/* ── UTILITÁRIOS ─────────────────────────────────────────── */
.divider {
  width: 3rem;
  height: 1px;
  background: var(--terracota-light);
  opacity: 0.4;
  margin: 1.5rem 0;
}

.divider--light {
  background: var(--champagne);
  opacity: 0.35;
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* ── ANIMAÇÕES DE SCROLL ─────────────────────────────────── */
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in {
  opacity: 0;
  transition: opacity 0.65s ease;
}

.fade-in.visible { opacity: 1; }

/* ── PADRÃO DE TEXTURA (SVG inline) ─────────────────────── */
.texture-overlay {
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23D4A96A' fill-opacity='0.06'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

/* ── RESPONSIVO GLOBAL ───────────────────────────────────── */
@media (max-width: 900px) {
  :root {
    --container-padding: 1.5rem;
  }

  nav { padding: 1rem var(--container-padding); }
  .nav-links { display: none; }

  .strip { padding: 1.25rem var(--container-padding); }
  .strip-inner { gap: 2rem; justify-content: center; }

  footer { padding: 2rem var(--container-padding); }
  .footer-inner { flex-direction: column; text-align: center; }
  .footer-links { justify-content: center; }

  .form-row { grid-template-columns: 1fr; }
}