/* ==========================================================================
   COLMEIA STUDIOS ACADEMY — DESIGN SYSTEM & SHARED STYLES
   Paleta: Off-white (#FBF8F2), Grafite (#14100B), Âmbar (#F2A71B)
   Acessibilidade: WCAG AA, :focus-visible, tipografia fluida
   ========================================================================== */

:root {
  --bg-page: #FBF8F2;
  --bg-page-alt: #F4EFE6;
  --bg-dark: #14100B;
  --bg-dark-card: #1E1711;
  --bg-dark-subtle: #272018;
  --bg-card: #FFFFFF;
  
  --accent-amber: #F2A71B;
  --accent-amber-hover: #D9910F;
  --accent-amber-light: #FDF6E9;
  --accent-amber-border: rgba(242, 167, 27, 0.35);
  
  --text-main: #14100B;
  --text-muted: #575148;
  --text-subtle: #7A7266;
  --text-light: #FBF8F2;
  --text-light-muted: #B3ABA0;
  
  --border-light: #E8E2D8;
  --border-light-subtle: #F0EAE0;
  --border-dark: #2E251A;
  
  --font-display: 'Bricolage Grotesque', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Instrument Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
  
  --shadow-sm: 0 2px 8px rgba(20, 16, 11, 0.05);
  --shadow-md: 0 8px 24px rgba(20, 16, 11, 0.08);
  --shadow-lg: 0 16px 40px rgba(20, 16, 11, 0.12);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-pill: 9999px;
  
  --container-max: 1160px;
  --transition: all 0.22s ease-in-out;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.6;
  font-size: 16px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Suporte a Tema Escuro em Páginas Técnicas e Landing Pages */
body.dark-theme {
  background-color: #0c0a08;
  color: #D6CEC4;
}

body.dark-theme h1,
body.dark-theme h2,
body.dark-theme h3,
body.dark-theme h4,
body.dark-theme h5,
body.dark-theme h6 {
  color: #FFFFFF;
}

body.dark-theme p {
  color: #A89F91;
}

body.dark-theme .pricing-card,
body.dark-theme .plan-card,
body.dark-theme .comparison-card {
  color: #FFFFFF;
}

body.dark-theme .btn-secondary {
  background-color: rgba(255, 255, 255, 0.08);
  color: #FFFFFF;
  border-color: rgba(255, 208, 0, 0.35);
}

body.dark-theme .btn-secondary:hover {
  background-color: rgba(255, 208, 0, 0.15);
  color: #FFD000;
  border-color: #FFD000;
}

/* Acessibilidade — Foco Visível */
:focus-visible {
  outline: 3px solid var(--accent-amber);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* Tipografia Base */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: inherit;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.2rem, 4vw, 3.4rem); font-weight: 700; }
h2 { font-size: clamp(1.8rem, 3vw, 2.4rem); font-weight: 700; }
h3 { font-size: clamp(1.3rem, 2vw, 1.6rem); font-weight: 600; }
h4 { font-size: 1.2rem; font-weight: 600; }

p {
  margin-bottom: 1rem;
}
p:last-child {
  margin-bottom: 0;
}

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

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

.mono {
  font-family: var(--font-mono);
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-amber);
  font-weight: 600;
  display: inline-block;
  margin-bottom: 0.75rem;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.section-padding {
  padding: 80px 0;
}

.section-padding-sm {
  padding: 48px 0;
}

@media (max-width: 768px) {
  .section-padding {
    padding: 56px 0;
  }
}

/* ==========================================================================
   HEADER UNIFICADO ACADEMY
   ========================================================================== */
.academy-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(20, 16, 11, 0.94);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-dark);
  color: var(--text-light);
  transition: box-shadow 0.25s ease, background-color 0.25s ease;
}

.academy-header.scrolled {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-logo {
  width: 36px;
  height: 36px;
  object-fit: contain;
  flex-shrink: 0;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--text-light);
  letter-spacing: -0.01em;
  line-height: 1.1;
}

.brand-tagline {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-amber);
  margin-top: 2px;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: #D6CEC4;
  position: relative;
  padding: 6px 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--accent-amber);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.mobile-menu-btn {
  display: none;
  background: transparent;
  border: 1px solid var(--border-dark);
  color: var(--text-light);
  padding: 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.mobile-menu-btn svg {
  width: 24px;
  height: 24px;
  display: block;
}

@media (min-width: 992px) and (max-width: 1279px) {
  .header-actions .btn-secondary {
    display: none;
  }
  .header-nav {
    gap: 16px;
  }
}

@media (max-width: 991px) {
  .header-nav {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--bg-dark);
    flex-direction: column;
    padding: 24px;
    gap: 18px;
    border-bottom: 1px solid var(--border-dark);
    box-shadow: 0 16px 30px rgba(0, 0, 0, 0.4);
  }

  .header-nav.is-open {
    display: flex;
  }

  .nav-link {
    font-size: 1.0625rem;
    width: 100%;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }

  .mobile-menu-btn {
    display: block;
  }
}

/* ==========================================================================
   BOTÕES
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9375rem;
  padding: 12px 22px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: 1px solid transparent;
  transition: var(--transition);
  text-align: center;
  line-height: 1.2;
}

.btn-primary {
  background-color: var(--accent-amber);
  color: var(--bg-dark);
  border-color: var(--accent-amber);
}

.btn-primary:hover {
  background-color: var(--accent-amber-hover);
  border-color: var(--accent-amber-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(242, 167, 27, 0.35);
}

.btn-secondary {
  background-color: #EDE6DC;
  color: var(--text-main);
  border-color: var(--border-light);
}

.btn-secondary:hover {
  background-color: #E2DACD;
  transform: translateY(-2px);
}

.btn-dark {
  background-color: var(--bg-dark);
  color: var(--text-light);
  border-color: var(--bg-dark);
}

.btn-dark:hover {
  background-color: var(--bg-dark-card);
  transform: translateY(-2px);
}

.btn-ghost-light {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.2);
  color: var(--text-light);
}

.btn-ghost-light:hover {
  border-color: var(--accent-amber);
  color: var(--accent-amber);
}

.btn-ghost-dark {
  background: transparent;
  border-color: var(--border-light);
  color: var(--text-main);
}

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

.btn-whatsapp {
  background-color: #25D366;
  color: #FFFFFF;
  border-color: #25D366;
}

.btn-whatsapp:hover {
  background-color: #20BD5A;
  border-color: #20BD5A;
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(37, 211, 102, 0.3);
}

.btn-sm {
  padding: 8px 14px;
  font-size: 0.8125rem;
}

.btn-lg {
  padding: 16px 28px;
  font-size: 1.0625rem;
}

.btn-block {
  display: flex;
  width: 100%;
}

/* ==========================================================================
   CARDS, CHIPS E BADGES
   ========================================================================== */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.card:hover {
  border-color: var(--accent-amber);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.card-dark {
  background: var(--bg-dark-card);
  border: 1px solid var(--border-dark);
  color: var(--text-light);
}

.card-dark:hover {
  border-color: var(--accent-amber-border);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
}

.badge-dev {
  background: #FFF4E5;
  color: #B25E00;
  border: 1px solid #FFE0B2;
}

.badge-active {
  background: #E8F5E9;
  color: #2E7D32;
  border: 1px solid #C8E6C9;
}

.badge-info {
  background: #E3F2FD;
  color: #1565C0;
  border: 1px solid #BBDEFB;
}

.badge-dark {
  background: rgba(242, 167, 27, 0.15);
  color: var(--accent-amber);
  border: 1px solid var(--accent-amber-border);
}

/* Aviso de Escopo / Callouts */
.scope-notice {
  background: #FFF8E7;
  border: 1px solid #FFE7B3;
  border-left: 4px solid var(--accent-amber);
  border-radius: var(--radius-sm);
  padding: 18px 22px;
  font-size: 0.9375rem;
  color: #5C4311;
  line-height: 1.55;
  margin: 24px 0;
}

.scope-notice strong {
  color: #382806;
}

.notice-box {
  background: rgba(20, 16, 11, 0.03);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 20px;
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* ==========================================================================
   FORMULÁRIOS
   ========================================================================== */
.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-main);
}

.form-group-dark label {
  color: var(--text-light);
}

.form-control {
  width: 100%;
  padding: 12px 14px;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  transition: var(--transition);
}

.form-control:focus {
  border-color: var(--accent-amber);
  outline: none;
  box-shadow: 0 0 0 3px rgba(242, 167, 27, 0.2);
}

textarea.form-control {
  resize: vertical;
  min-height: 110px;
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.45;
  margin-top: 16px;
}

.form-checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: var(--accent-amber);
  flex-shrink: 0;
}

.form-feedback {
  padding: 16px;
  border-radius: var(--radius-sm);
  margin-top: 16px;
  font-size: 0.9375rem;
  display: none;
}

.form-feedback.success {
  display: block;
  background: #E8F5E9;
  color: #1B5E20;
  border: 1px solid #C8E6C9;
}

.form-feedback.error {
  display: block;
  background: #FFEBEE;
  color: #B71C1C;
  border: 1px solid #FFCDD2;
}

/* ==========================================================================
   GRID DE CONTEÚDO
   ========================================================================== */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

@media (max-width: 991px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .grid-2 { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .grid-2 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr; }
}

/* ==========================================================================
   RODAPÉ UNIFICADO ACADEMY (4 COLUNAS)
   ========================================================================== */
.academy-footer {
  background: var(--bg-dark);
  color: var(--text-light-muted);
  border-top: 1px solid var(--border-dark);
  padding-top: 64px;
  padding-bottom: 40px;
  font-size: 0.875rem;
  line-height: 1.6;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1.3fr;
  gap: 40px;
  margin-bottom: 56px;
}

.footer-col-title {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 18px;
  letter-spacing: -0.01em;
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-link {
  color: var(--text-light-muted);
  transition: var(--transition);
}

.footer-link:hover {
  color: var(--accent-amber);
  padding-left: 2px;
}

.footer-legal-box {
  background: var(--bg-dark-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-sm);
  padding: 16px;
  font-size: 0.8125rem;
  color: var(--text-light-muted);
  line-height: 1.5;
}

.footer-legal-box strong {
  color: var(--text-light);
  display: block;
  margin-bottom: 4px;
}

.footer-bottom {
  border-top: 1px solid var(--border-dark);
  padding-top: 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  font-size: 0.8125rem;
}

.footer-bottom-links {
  display: flex;
  gap: 20px;
}

.footer-bottom-links a {
  color: var(--text-light-muted);
}

.footer-bottom-links a:hover {
  color: var(--accent-amber);
}

@media (max-width: 991px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
}

@media (max-width: 580px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* Responsive Book Feature Card */
.book-feature-card {
  background: var(--bg-page);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 48px 36px;
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 40px;
  align-items: center;
  width: 100%;
  box-sizing: border-box;
}

.book-feature-image-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  min-width: 0;
}

.book-feature-image-wrap img {
  max-width: 280px;
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  object-fit: cover;
}

.book-feature-content {
  min-width: 0;
}

@media (max-width: 768px) {
  .book-feature-card {
    grid-template-columns: 1fr;
    padding: 28px 20px;
    gap: 24px;
    text-align: left;
  }
  .book-feature-image-wrap img {
    max-width: 220px;
  }
}

/* ==========================================================================
   PROVA SOCIAL — INSTAGRAM & YOUTUBE
   ========================================================================== */
.social-row {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.social-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-light-muted);
  font-weight: 600;
}

.social-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent-amber);
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
}

.social-link:hover {
  color: var(--accent-amber-hover);
  text-decoration: underline;
}

.social-icon {
  flex-shrink: 0;
}

.social-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  font-size: 0.875rem;
  color: #E8E2D9;
  text-decoration: none;
  transition: var(--transition);
}

.social-badge:hover {
  color: #E8E2D9;
  text-decoration: underline;
}

.social-proof {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  border: 1px solid rgba(245, 179, 1, .35);
  border-radius: var(--radius-md);
  margin: 20px auto;
  max-width: 560px;
  background: rgba(245, 179, 1, 0.06);
  color: var(--text-light);
  text-align: left;
  font-size: 0.95rem;
  line-height: 1.5;
  text-decoration: none;
  transition: var(--transition);
}

.social-proof .social-icon {
  color: var(--accent-amber);
}

.social-proof strong,
.social-proof u {
  color: var(--accent-amber);
}

.social-proof:hover {
  border-color: var(--accent-amber);
  background: rgba(245, 179, 1, 0.1);
}