/* ==========================================================================
   Base Styles — Dra. Carolina de Carvalho (CRO/MG 55454)
   Reset | Lenis Smooth Scroll | Tipografia | Container & Botoes
   ========================================================================== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Syne:wght@700;800&display=swap');

/* --- Reset & Smooth Scroll --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
.lenis.lenis-smooth [data-lenis-prevent] { overscroll-behavior: contain; }
.lenis.lenis-stopped { overflow: hidden; }
.lenis.lenis-scrolling iframe { pointer-events: none; }

/* --- Elementos Globais --- */
html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  color-scheme: light;
}
body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* --- Tipografia Global --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-primary);
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -0.02em;
}
p {
  color: var(--text-muted);
  font-size: var(--text-base);
  margin-bottom: 1rem;
}
p:last-child { margin-bottom: 0; }
a { color: inherit; text-decoration: none; transition: var(--transition-fast); }
img, picture, video, canvas, svg { display: block; max-width: 100%; }

/* --- Layout Wrappers --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: 1.5rem;
}
.section {
  position: relative;
  padding-block: 5rem;
}
@media (max-width: 768px) {
  .section { padding-block: 3.5rem; }
}

/* --- Sistema de Botoes --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--text-sm);
  padding: 0.875rem 1.75rem;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: var(--transition-base);
  text-decoration: none;
  border: 1px solid transparent;
  line-height: 1;
  text-align: center;
}
.btn:active { transform: scale(0.98); }

.btn-primary {
  background: var(--text-primary);
  color: var(--bg-primary);
}
.btn-primary:hover {
  background: #38312B;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(33, 29, 26, 0.16);
}

.btn-gold {
  background: var(--accent-gold);
  color: var(--text-primary);
}
.btn-gold:hover {
  background: var(--accent-gold-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(197, 160, 89, 0.3);
}

.btn-glass {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  color: var(--text-primary);
  box-shadow: var(--glass-shadow);
}
.btn-glass:hover {
  background: rgba(255, 255, 255, 0.9);
  border-color: var(--accent-gold);
  transform: translateY(-2px);
}

.btn-whatsapp {
  background: var(--accent-green);
  color: #FFFFFF;
  box-shadow: 0 4px 16px rgba(27, 122, 67, 0.2);
}
.btn-whatsapp:hover {
  background: var(--accent-green-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(27, 122, 67, 0.32);
}

/* --- Utilidades & Acessibilidade --- */
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border-width: 0;
}
:focus-visible {
  outline: 2px solid var(--text-primary);
  outline-offset: 3px;
}

/* --- Reduced Motion (WCAG 2.1 SC 2.3.3) --- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}