/* ==========================================================================
   ODONTO EXCELLENCE CANELA - DESIGN SYSTEM & GLOBAL STYLES
   Paleta: Vermelho (#E30613), Grafite (#222222), Cinza (#8A8A8A), Branco (#FFFFFF)
   Tipografia: Montserrat (Títulos, Subtítulos, CTAs) + Sans-serif legível
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Montserrat:ital,wght@0,400;0,500;0,600;0,700;0,800;1,400;1,600&family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap');

:root {
  /* Cores Principais */
  --color-primary: #E30613;
  --color-primary-hover: #C50510;
  --color-primary-light: #FDE8EA;
  --color-primary-glow: rgba(227, 6, 19, 0.25);
  
  --color-dark: #222222;
  --color-dark-surface: #1B1B1B;
  --color-dark-card: #2A2A2A;
  
  --color-gray: #8A8A8A;
  --color-gray-dark: #555555;
  --color-gray-light: #F3F4F6;
  --color-gray-border: #E5E7EB;
  --color-gray-subtle: #FAFAFB;
  
  --color-white: #FFFFFF;
  --color-whatsapp: #25D366;
  --color-whatsapp-hover: #20BD5A;

  /* Tipografia */
  --font-heading: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Espaçamento e Layout */
  --max-width: 1240px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-full: 9999px;
  
  /* Sombras */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 14px 36px rgba(0, 0, 0, 0.12);
  --shadow-glow: 0 8px 24px var(--color-primary-glow);

  /* Transições */
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.45s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-dark);
  background-color: var(--color-white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Títulos & Tipografia */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-dark);
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 800;
}

h2 {
  font-size: clamp(1.8rem, 3.8vw, 2.75rem);
}

h3 {
  font-size: clamp(1.3rem, 2.4vw, 1.75rem);
}

h4 {
  font-size: 1.25rem;
}

p {
  margin-bottom: 1rem;
  color: #4A4A4A;
}

p.lead {
  font-size: 1.15rem;
  line-height: 1.7;
  color: #555555;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

img, svg {
  display: block;
  max-width: 100%;
  height: auto;
}

button, input, select, textarea {
  font: inherit;
}

ul, ol {
  list-style: none;
}

/* Utilitários de Layout */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.section {
  padding: 5.5rem 0;
  position: relative;
}

@media (max-width: 768px) {
  .section {
    padding: 3.75rem 0;
  }
}

.section-title-wrap {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 3.5rem auto;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: 0.825rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  background-color: var(--color-primary-light);
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  margin-bottom: 1rem;
}

.section-tag.light {
  background-color: rgba(255, 255, 255, 0.12);
  color: #FFA3A8;
}

.text-red {
  color: var(--color-primary) !important;
}

.bg-gray {
  background-color: var(--color-gray-subtle);
}

.bg-dark {
  background-color: var(--color-dark);
  color: var(--color-white);
}

.bg-red {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}