/* ==========================================================================
   FRAM WAY ENGENHARIA E CONSTRUTORA
   Design System & Luxury Editorial CSS
   "Engenharia de Alto Padrão com Risco Zero."
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400;1,500&family=Cinzel:wght@500;600;700;800&family=Cormorant+Garamond:ital,wght@0,500;0,600;0,700;1,400;1,600&display=swap');

:root {
  /* Cores Principais — Paleta Arquitetônica de Alto Luxo */
  --color-obsidian: #090C0F;
  --color-carbon: #10141A;
  --color-graphite: #181E26;
  --color-slate-card: #202732;
  --color-slate-hover: #27303E;
  --color-border-subtle: rgba(255, 255, 255, 0.12);
  --color-border-gold: rgba(197, 168, 128, 0.35);
  --color-border-accent: rgba(197, 168, 128, 0.4);

  /* Acentos de Sofisticação & Confiança */
  --color-gold-accent: #C5A880;
  --color-gold-light: #E2D2BC;
  --color-gold-hover: #D8BD97;
  --color-gold-deep: #8E734E;
  --color-gold-glow: rgba(197, 168, 128, 0.18);
  --color-champagne-light: #F3E8D8;

  --color-steel-accent: #2A527A;
  --color-steel-light: #F0F4F8;
  --color-parchment: #F8F6F0;

  /* Superfícies Claras e Textos de Alto Contraste */
  --color-bg-light: #FAFAFA;
  --color-bg-subtle: #F3F4F6;
  --color-bg-card-light: #FFFFFF;

  --color-text-primary: #111827;
  --color-text-secondary: #4B5563;
  --color-text-muted: #94A3B8;
  --color-text-dimmed: #CBD5E1;
  --color-text-light: #F9FAFB;
  --color-text-subtle-white: rgba(255, 255, 255, 0.88);

  /* Feedback */
  --color-success: #10B981;
  --color-warning: #F59E0B;
  --color-danger: #EF4444;

  /* Tipografia */
  --font-primary: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-display: 'Cinzel', Georgia, serif;
  --font-serif-display: 'Cinzel', Georgia, serif;
  --font-serif-heading: 'Cinzel', Georgia, serif;
  --font-editorial: 'Cormorant Garamond', Georgia, serif;

  /* Espaçamentos e Layout */
  --container-max-width: 1260px;
  --container-wide-width: 1380px;
  --section-spacing-y: 110px;
  --section-spacing-y-sm: 70px;
  --border-radius-xs: 4px;
  --border-radius-sm: 8px;
  --border-radius-md: 14px;
  --border-radius-lg: 24px;
  --border-radius-full: 9999px;

  /* Sombras & Profundidade */
  --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.12);
  --shadow-card-dark: 0 18px 40px rgba(0, 0, 0, 0.35);
  --shadow-gold: 0 8px 26px rgba(197, 168, 128, 0.28);
  --shadow-gold-hover: 0 14px 34px rgba(197, 168, 128, 0.42);
  --shadow-xl: 0 25px 60px rgba(0, 0, 0, 0.45);

  /* Transições de Alta Precisão */
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

body {
  font-family: var(--font-primary);
  color: #F8FAFC;
  background-color: var(--color-obsidian);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
}

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

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

button, input, textarea, select {
  font: inherit;
  border: none;
  outline: none;
}

button {
  cursor: pointer;
}

ul, ol {
  list-style: none;
}

/* Containers */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 28px;
  padding-right: 28px;
}

.container-wide {
  width: 100%;
  max-width: var(--container-wide-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 28px;
  padding-right: 28px;
}

/* Estrutura de Seções */
.section {
  padding-top: var(--section-spacing-y);
  padding-bottom: var(--section-spacing-y);
  position: relative;
}

.section-dark {
  background-color: var(--color-carbon);
  color: var(--color-text-light);
  position: relative;
}

.section-dark::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(197, 168, 128, 0.3), transparent);
}

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

/* Cabeçalhos de Seção Editoriais */
.section-header {
  text-align: center;
  max-width: 860px;
  margin: 0 auto 64px auto;
}

.section-header.text-left {
  text-align: left;
  margin-left: 0;
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--color-gold-accent);
  margin-bottom: 16px;
}

.section-eyebrow::before {
  content: "";
  display: inline-block;
  width: 24px;
  height: 2px;
  background-color: var(--color-gold-accent);
}

.section-title {
  font-size: clamp(2.15rem, 3.8vw, 3.1rem);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.03em;
  color: #FFFFFF;
  margin-bottom: 20px;
}

.section-dark .section-title {
  color: #FFFFFF;
}

.section-subtitle {
  font-size: 1.125rem;
  color: #CBD5E1;
  line-height: 1.7;
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

.section-header.text-left .section-subtitle {
  margin-left: 0;
}

.section-dark .section-subtitle {
  color: #CBD5E1;
}

/* Badges e Selos Transparentes */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: var(--border-radius-full);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.badge-gold {
  background-color: var(--color-gold-glow);
  color: #8E734E;
  border: 1px solid var(--color-border-gold);
}

.section-dark .badge-gold {
  color: var(--color-gold-accent);
  background-color: rgba(197, 168, 128, 0.12);
}

.badge-placeholder {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: rgba(107, 114, 128, 0.1);
  color: #6B7280;
  border: 1px dashed #9CA3AF;
  font-family: monospace;
  font-size: 0.72rem;
  padding: 3px 8px;
  border-radius: 4px;
  letter-spacing: 0.02em;
}

.section-dark .badge-placeholder {
  background-color: rgba(255, 255, 255, 0.06);
  color: #9CA3AF;
  border-color: rgba(255, 255, 255, 0.22);
}

/* Sistema de Botões */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 16px 32px;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-normal);
  text-align: center;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-gold-accent) 0%, #B89668 100%);
  color: #0B0E12;
  box-shadow: var(--shadow-gold);
  border: 1px solid rgba(255, 255, 255, 0.25);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--color-gold-hover) 0%, var(--color-gold-accent) 100%);
  transform: translateY(-2px);
  box-shadow: var(--shadow-gold-hover);
  color: #000000;
}

.btn-secondary {
  background-color: rgba(255, 255, 255, 0.05);
  color: #FFFFFF;
  border: 1.5px solid rgba(255, 255, 255, 0.22);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  border-color: var(--color-gold-accent);
  color: var(--color-gold-accent);
  background-color: rgba(197, 168, 128, 0.1);
  transform: translateY(-2px);
}

.btn-outline-dark {
  background-color: transparent;
  color: var(--color-obsidian);
  border: 1.5px solid var(--color-obsidian);
}

.btn-outline-dark:hover {
  background-color: var(--color-obsidian);
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline-white {
  background-color: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: #FFFFFF;
  border: 1.5px solid rgba(255, 255, 255, 0.45);
  font-weight: 600;
}

.btn-outline-white:hover {
  background-color: rgba(255, 255, 255, 0.2);
  border-color: #FFFFFF;
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.btn-whatsapp {
  background: linear-gradient(135deg, #25D366 0%, #1EA952 100%);
  color: #FFFFFF;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.32);
}

.btn-whatsapp:hover {
  background: linear-gradient(135deg, #20BA5A 0%, #178A42 100%);
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.48);
}

.btn-sm {
  padding: 10px 20px;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 19px 38px;
  font-size: 1.05rem;
}

/* Animações de Entrada */
.fade-in-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

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