/* ==========================================================================
   SeuAnúncio - Site Institucional (seuanuncio.com.br)
   Sites Profissionais de Alta Conversão para Negócios Locais
   Estático puro, Mobile-First, Sem ferramentas de build
   ========================================================================== */

/* 1. Reset e Variáveis Globais */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  /* Identidade Visual SeuAnúncio */
  --color-primary: #1D4ED8;
  --color-primary-dark: #1E3A8A;
  --color-primary-light: #EFF6FF;
  --color-secondary: #0F172A;
  --color-accent: #3B82F6;
  
  /* WhatsApp & Conversão */
  --color-whatsapp: #25D366;
  --color-whatsapp-dark: #1EBE5D;
  --color-whatsapp-bg: #E8FBF0;
  
  /* Estrutura, Neutros e Tipografia */
  --color-bg: #FFFFFF;
  --color-bg-subtle: #F8FAFC;
  --color-bg-card: #FFFFFF;
  --color-text: #0F172A;
  --color-text-muted: #475569;
  --color-text-light: #94A3B8;
  --color-border: #E2E8F0;
  --color-border-hover: #CBD5E1;
  --color-gold: #F59E0B;
  
  /* Tipografia (2 Fontes) */
  --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* Formas e Espaçamento */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  
  /* Sombras */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 6px 16px rgba(15, 23, 42, 0.06);
  --shadow-lg: 0 16px 36px rgba(15, 23, 42, 0.09);
  --shadow-wa: 0 8px 24px rgba(37, 211, 102, 0.35);
  
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --max-width: 1140px;
}

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

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Tipografia */
h1, h2, h3, h4, .font-heading {
  font-family: var(--font-heading);
  color: var(--color-text);
  font-weight: 700;
  line-height: 1.25;
}

p {
  color: var(--color-text-muted);
}

a {
  color: inherit;
  text-decoration: none;
}

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

.container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

/* 2. Topbar / Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4.5rem;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 800;
  font-size: 1.35rem;
  color: var(--color-secondary);
  letter-spacing: -0.02em;
}

.brand-logo-image {
  display: block;
  width: 11rem;
  height: auto;
}

.brand-logo span.brand-accent {
  color: var(--color-primary);
}

.brand-badge-icon {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.brand-badge-icon svg {
  width: 1.25rem;
  height: 1.25rem;
}

.header-nav {
  display: none;
}

@media (min-width: 860px) {
  .header-nav {
    display: flex;
    align-items: center;
    gap: 2rem;
  }
  .nav-link {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-text-muted);
    transition: var(--transition);
  }
  .nav-link:hover {
    color: var(--color-primary);
  }
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

@media (max-width: 560px) {
  .brand-logo-image {
    width: 10rem;
  }

  .header-actions .btn-sm {
    padding-left: 0.65rem;
    padding-right: 0.65rem;
  }

  .header-actions .btn-sm span {
    display: none;
  }
}

/* 3. Botões e CTAs */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.8rem 1.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  transition: var(--transition);
  text-align: center;
  white-space: nowrap;
  border: none;
  cursor: pointer;
}

.btn-primary {
  background-color: var(--color-primary);
  color: #FFFFFF;
  box-shadow: 0 4px 12px rgba(29, 78, 216, 0.2);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(29, 78, 216, 0.3);
}

.btn-secondary {
  background-color: #FFFFFF;
  color: var(--color-secondary);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  background-color: var(--color-bg-subtle);
  border-color: var(--color-border-hover);
  transform: translateY(-2px);
}

.btn-wa {
  background-color: var(--color-whatsapp);
  color: #FFFFFF;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.3);
}

.btn-wa:hover {
  background-color: var(--color-whatsapp-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-wa);
}

.btn-sm {
  padding: 0.55rem 1.15rem;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 0.95rem 2rem;
  font-size: 1.05rem;
  font-weight: 700;
}

.btn-w-full {
  width: 100%;
}

/* 4. Estrutura de Seções */
.section {
  padding: 4.5rem 0;
  position: relative;
}

@media (min-width: 768px) {
  .section {
    padding: 6rem 0;
  }
}

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

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

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 1rem;
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.9rem;
}

.section-title {
  font-size: 2rem;
  color: var(--color-secondary);
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

@media (min-width: 768px) {
  .section-title {
    font-size: 2.6rem;
  }
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-muted);
}

/* 5. Seção Hero */
.hero-section {
  padding: 3.5rem 0 4.5rem 0;
  background: radial-gradient(circle at 80% 20%, rgba(59, 130, 246, 0.08) 0%, transparent 60%),
              radial-gradient(circle at 10% 80%, rgba(37, 211, 102, 0.06) 0%, transparent 50%),
              #FFFFFF;
  position: relative;
  overflow: hidden;
}

@media (min-width: 768px) {
  .hero-section {
    padding: 5.5rem 0 6.5rem 0;
  }
}

.hero-grid {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

@media (min-width: 960px) {
  .hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    align-items: center;
    gap: 4rem;
  }
}

.hero-tagline {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.9rem;
  background-color: #F1F5F9;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: 1.25rem;
}

.hero-tagline-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-whatsapp);
  box-shadow: 0 0 0 3px rgba(37, 211, 102, 0.25);
}

.hero-title {
  font-size: 2.35rem;
  color: var(--color-secondary);
  margin-bottom: 1.25rem;
  letter-spacing: -0.03em;
  line-height: 1.18;
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 3.25rem;
  }
}

.hero-title span.text-highlight {
  color: var(--color-primary);
  background: linear-gradient(135deg, #1D4ED8 0%, #3B82F6 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-desc {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  margin-bottom: 2rem;
  line-height: 1.6;
}

.hero-benefits-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2.25rem;
}

.hero-benefit-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.975rem;
  font-weight: 500;
  color: var(--color-text);
}

.hero-benefit-icon {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--color-whatsapp);
  flex-shrink: 0;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

@media (min-width: 520px) {
  .hero-actions {
    flex-direction: row;
    align-items: center;
  }
}

.hero-content {
  position: relative;
  z-index: 3;
}

.hero-visual {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
}

.hero-illustration-bg {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 125%;
  max-width: 460px;
  height: auto;
  pointer-events: none;
  z-index: 1;
  opacity: 0.3;
  user-select: none;
}

@media (min-width: 960px) {
  .hero-visual {
    position: relative;
    min-height: 540px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .hero-illustration-bg {
    position: absolute;
    top: 50%;
    left: 100px;
    right: auto;
    transform: translateY(-50%) scale(1.0);
    width: 860px;
    max-width: none;
    pointer-events: none;
    z-index: 1;
    opacity: 0.85;
    margin-bottom: 0;
  }
  .hero-preview-box {
    position: relative;
    z-index: 2;
  }
}

.hero-preview-box {
  background-color: #0F172A;
  background: #0F172A linear-gradient(145deg, #0F172A 0%, #1E293B 100%);
  color: #FFFFFF;
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: 0 25px 50px -12px rgba(15, 23, 42, 0.35), 0 0 0 1px #334155;
  position: relative;
  z-index: 2;
  overflow: hidden;
  border: 1px solid #334155;
  width: 100%;
  max-width: 440px;
}

.hero-preview-box::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.15) 0%, transparent 60%);
  pointer-events: none;
}

.preview-badge-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.preview-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background-color: rgba(37, 211, 102, 0.15);
  color: #4ADE80;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
}

.preview-box-title {
  color: #FFFFFF;
  font-size: 1.35rem;
  margin-bottom: 0.6rem;
}

.preview-box-desc {
  color: #94A3B8;
  font-size: 0.925rem;
  margin-bottom: 1.5rem;
}

.preview-stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  padding: 1.25rem 0;
  border-top: 1px solid #334155;
  border-bottom: 1px solid #334155;
  margin-bottom: 1.5rem;
}

.preview-stat-item {
  display: flex;
  flex-direction: column;
}

.stat-num {
  font-size: 1.6rem;
  font-weight: 800;
  color: #FFFFFF;
  line-height: 1;
  margin-bottom: 0.25rem;
}

.stat-label {
  font-size: 0.8rem;
  color: #94A3B8;
}

/* 6. Seção Serviços (3 Cards) */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
}

@media (min-width: 768px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.service-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2.25rem 1.75rem;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
  position: relative;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}

.service-card.featured {
  border-color: var(--color-primary);
  box-shadow: 0 8px 24px rgba(29, 78, 216, 0.08);
}

.featured-tag {
  position: absolute;
  top: -12px;
  right: 20px;
  background-color: var(--color-primary);
  color: #FFFFFF;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.service-icon-box {
  width: 4.5rem;
  height: 4.5rem;
  border-radius: var(--radius-md);
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  transition: var(--transition);
}

.service-illustration {
  width: 4.5rem;
  height: 4.5rem;
  display: block;
  transition: var(--transition);
}

.service-card:hover .service-illustration {
  transform: scale(1.05);
}

.service-card h3 {
  font-size: 1.35rem;
  color: var(--color-secondary);
  margin-bottom: 0.75rem;
}

.service-card p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
  line-height: 1.55;
}

.service-card-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-bottom: 1.75rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
}

.service-card-list li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--color-text);
  font-weight: 500;
}

.service-card-list li svg {
  width: 1rem;
  height: 1rem;
  color: var(--color-whatsapp);
  flex-shrink: 0;
}

/* 7. Seção Portfólio (2 Cards com links reais de preview) */
.portfolio-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 768px) {
  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.portfolio-card {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.portfolio-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-border-hover);
}

.portfolio-preview-header {
  padding: 1rem 1.5rem;
  background-color: #F8FAFC;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.browser-dots {
  display: flex;
  gap: 6px;
}

.browser-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: #CBD5E1;
}

.portfolio-preview-url {
  font-family: monospace;
  font-size: 0.78rem;
  color: var(--color-text-muted);
  background-color: #FFFFFF;
  padding: 0.2rem 0.75rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
}

.portfolio-preview-stage {
  padding: 2.25rem 1.75rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 180px;
  position: relative;
}

.portfolio-preview-stage.stage-saude {
  background: linear-gradient(135deg, #F0FDF4 0%, #DCFCE7 100%);
  color: #0D7A5F;
}

.portfolio-preview-stage.stage-advocacia {
  background: linear-gradient(135deg, #F1F5F9 0%, #E2E8F0 100%);
  color: #1B2A4A;
}

.portfolio-stage-icon {
  width: 3.5rem;
  height: 3.5rem;
  margin-bottom: 0.75rem;
}

.portfolio-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  justify-content: space-between;
}

.portfolio-niche-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.portfolio-title {
  font-size: 1.4rem;
  margin-bottom: 0.6rem;
  color: var(--color-secondary);
}

.portfolio-desc {
  font-size: 0.925rem;
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
  line-height: 1.55;
}

.portfolio-features {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.75rem;
}

.feature-pill {
  font-size: 0.75rem;
  background-color: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
}

.portfolio-disclaimer {
  font-size: 0.8rem;
  color: var(--color-text-light);
  margin-top: 1rem;
  text-align: center;
}

/* 8. Seção Contato */
.contact-section {
  background: linear-gradient(180deg, var(--color-bg-subtle) 0%, #FFFFFF 100%);
}

.contact-card {
  background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
  color: #FFFFFF;
  border-radius: var(--radius-lg);
  padding: 3rem 1.75rem;
  text-align: center;
  max-width: 860px;
  margin: 0 auto;
  box-shadow: var(--shadow-lg);
  border: 1px solid #334155;
  position: relative;
  overflow: hidden;
}

.contact-card h2 {
  color: #FFFFFF;
  font-size: 2.25rem;
  margin-bottom: 1rem;
}

.contact-card p {
  color: #CBD5E1;
  font-size: 1.1rem;
  max-width: 580px;
  margin: 0 auto 2rem auto;
}

.contact-phone-box {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background-color: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-full);
  font-size: 1.25rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 2rem;
}

.contact-phone-box svg {
  width: 1.35rem;
  height: 1.35rem;
  color: var(--color-whatsapp);
}

.response-promise-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: #4ADE80;
  background-color: rgba(74, 222, 128, 0.1);
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  margin-top: 1.5rem;
}

.response-promise-badge svg {
  width: 1rem;
  height: 1rem;
}

/* 9. Botão Flutuante de WhatsApp */
.floating-wa-btn {
  position: fixed;
  bottom: 1.5rem;
  right: 1.25rem;
  z-index: 999;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background-color: var(--color-whatsapp);
  color: #FFFFFF;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-wa);
  transition: var(--transition);
  font-weight: 700;
  font-size: 0.95rem;
  border: 2px solid #FFFFFF;
}

.floating-wa-btn:hover {
  background-color: var(--color-whatsapp-dark);
  transform: scale(1.05);
}

.floating-wa-icon {
  width: 1.5rem;
  height: 1.5rem;
  flex-shrink: 0;
}

@media (max-width: 480px) {
  .floating-wa-btn span {
    display: none;
  }
  .floating-wa-btn {
    padding: 0.85rem;
    border-radius: 50%;
  }
}

/* 10. Rodapé */
.site-footer {
  background-color: #0B132B;
  color: #94A3B8;
  padding: 3.5rem 0 2rem 0;
  font-size: 0.875rem;
  border-top: 1px solid #1E293B;
}

.footer-grid {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  margin-bottom: 2.5rem;
}

@media (min-width: 768px) {
  .footer-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr;
    gap: 3rem;
  }
}

.footer-brand h4 {
  color: #FFFFFF;
  font-size: 1.35rem;
  margin-bottom: 0.75rem;
}

.footer-brand-logo {
  display: inline-flex;
  margin-bottom: 0.85rem;
}

.footer-brand-logo img {
  display: block;
  width: 11rem;
  height: auto;
}

.footer-brand p {
  color: #94A3B8;
  font-size: 0.9rem;
  line-height: 1.6;
}

.footer-col h5 {
  color: #FFFFFF;
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-links a {
  color: #94A3B8;
  transition: var(--transition);
}

.footer-links a:hover {
  color: #FFFFFF;
}

.footer-bottom {
  padding-top: 1.5rem;
  border-top: 1px solid #1E293B;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  text-align: center;
}

@media (min-width: 640px) {
  .footer-bottom {
    flex-direction: row;
    text-align: left;
  }
}