/* ==========================================================================
   DoAção (Donation Tracker) - Design System & Stylesheet
   Inspirado no DESING.md e Diretrizes Apple Human Interface (iOS)
   ========================================================================== */

/* --- Variáveis & Paleta de Cores (Design Tokens) --- */
:root {
  /* Cores Principais */
  --color-primary: #e60000;
  --color-primary-hover: #cc0000;
  --color-primary-light: rgba(230, 0, 0, 0.08);
  --color-primary-glow: rgba(230, 0, 0, 0.25);
  
  /* Superfícies & Neutros (Tema Claro Padrão) */
  --color-canvas: #ffffff;
  --color-canvas-soft: #f6f8fa;
  --color-canvas-card: #ffffff;
  --color-canvas-elevated: #ffffff;
  --color-header-bg: rgba(255, 255, 255, 0.88);
  --color-ink: #1c1e21;
  --color-body: #555b62;
  --color-mute: #8c939d;
  --color-border: #e2e8f0;
  --color-border-hover: #cbd5e1;
  --color-on-primary: #ffffff;
  --color-on-dark: #ffffff;
  --color-ink-hero: #16181b;
  
  /* Badges e Status */
  --color-badge-bg: #f1f5f9;
  --color-badge-text: #1c1e21;
  --color-success: #10b981;
  --color-success-bg: rgba(16, 185, 129, 0.1);
  --color-warning: #f59e0b;
  --color-warning-bg: rgba(245, 158, 11, 0.1);
  --color-info: #0284c7;
  --color-info-bg: rgba(2, 132, 199, 0.1);

  /* Sombras e Elevação */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 25px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-glow: 0 8px 24px var(--color-primary-glow);
  
  /* Geometria e Arredondamento */
  --rounded-xs: 4px;
  --rounded-sm: 8px;
  --rounded-card: 16px;
  --rounded-card-lg: 24px;
  --rounded-pill: 60px;
  --rounded-full: 9999px;
  
  /* Tipografia */
  --font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Inter", "Segoe UI", Roboto, sans-serif;
  --header-height: 72px;
  --max-width: 1140px;
  --max-width-narrow: 840px;
  
  /* Transições */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
  --transition-bounce: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* --- Modo Escuro (Dark Mode) --- */
[data-theme="dark"] {
  --color-canvas: #0f1115;
  --color-canvas-soft: #16181d;
  --color-canvas-card: #1c1f26;
  --color-canvas-elevated: #232730;
  --color-header-bg: rgba(15, 17, 21, 0.85);
  --color-ink: #f3f4f6;
  --color-body: #9ca3af;
  --color-mute: #6b7280;
  --color-border: #282c35;
  --color-border-hover: #3b4252;
  --color-badge-bg: #232730;
  --color-badge-text: #e5e7eb;
  --color-primary-light: rgba(230, 0, 0, 0.15);
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px 0 rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 12px 30px 0 rgba(0, 0, 0, 0.5);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --color-canvas: #0f1115;
    --color-canvas-soft: #16181d;
    --color-canvas-card: #1c1f26;
    --color-canvas-elevated: #232730;
    --color-header-bg: rgba(15, 17, 21, 0.85);
    --color-ink: #f3f4f6;
    --color-body: #9ca3af;
    --color-mute: #6b7280;
    --color-border: #282c35;
    --color-border-hover: #3b4252;
    --color-badge-bg: #232730;
    --color-badge-text: #e5e7eb;
    --color-primary-light: rgba(230, 0, 0, 0.15);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px 0 rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 12px 30px 0 rgba(0, 0, 0, 0.5);
  }
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}

body {
  font-family: var(--font-family);
  background-color: var(--color-canvas);
  color: var(--color-ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color var(--transition-normal), color var(--transition-normal);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

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

/* --- Cabeçalho & Navegação --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  background-color: var(--color-header-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

[data-theme="dark"] .site-header {
  background-color: rgba(15, 17, 21, 0.85);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--color-ink);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.5px;
  transition: opacity var(--transition-fast);
}

.brand-link:hover {
  opacity: 0.9;
}

.brand-logo-orb {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
  flex-shrink: 0;
  transition: transform var(--transition-bounce), box-shadow var(--transition-fast);
}

.brand-link:hover .brand-logo-orb {
  transform: scale(1.06);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
}

.brand-logo-orb .app-icon-img,
.hero-app-icon .app-icon-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Footer orb size */
.footer-logo-orb {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.35);
}

/* Light / Dark Mode App Icon Switching */
.app-icon-dark {
  display: none !important;
}

.app-icon-light {
  display: block !important;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .app-icon-light {
    display: none !important;
  }
  :root:not([data-theme="light"]) .app-icon-dark {
    display: block !important;
  }
}

[data-theme="dark"] .app-icon-light {
  display: none !important;
}

[data-theme="dark"] .app-icon-dark {
  display: block !important;
}

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

.brand-title {
  font-size: 1.15rem;
  font-weight: 800;
  line-height: 1.1;
  color: var(--color-ink);
}

.brand-subtitle {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-mute);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
}

.nav-link {
  text-decoration: none;
  color: var(--color-body);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 8px 16px;
  border-radius: var(--rounded-pill);
  transition: all var(--transition-fast);
}

.nav-link:hover {
  color: var(--color-ink);
  background-color: var(--color-canvas-soft);
}

.nav-link.active {
  color: var(--color-primary);
  background-color: var(--color-primary-light);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* --- Seletor de Idiomas (Segmented Switcher) --- */
.lang-selector {
  display: inline-flex;
  align-items: center;
  background: var(--color-canvas-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--rounded-pill);
  padding: 3px;
  gap: 2px;
  position: relative;
  transition: all var(--transition-fast);
}

.lang-selector:hover {
  border-color: var(--color-border-hover);
}

.lang-option {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 5px 9px;
  border-radius: var(--rounded-pill);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.4px;
  color: var(--color-mute);
  text-decoration: none;
  background: transparent;
  border: none;
  cursor: pointer;
  line-height: 1;
  transition: all var(--transition-fast);
  user-select: none;
}

.lang-option:hover {
  color: var(--color-ink);
}

.lang-option.active {
  background: var(--color-canvas-card);
  color: var(--color-primary);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] .lang-option.active {
  background: var(--color-canvas-elevated);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
}

.lang-globe-icon {
  width: 13px;
  height: 13px;
  margin-right: 2px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

.theme-toggle-btn {
  background: var(--color-canvas-soft);
  border: 1px solid var(--color-border);
  color: var(--color-ink);
  width: 40px;
  height: 40px;
  border-radius: var(--rounded-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.theme-toggle-btn:hover {
  background: var(--color-border);
  transform: scale(1.05);
}

.theme-toggle-btn svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.mobile-menu-btn {
  display: none;
  background: transparent;
  border: none;
  color: var(--color-ink);
  padding: 8px;
  cursor: pointer;
  border-radius: var(--rounded-sm);
}

/* --- Botões (Pill Buttons - Apple HIG & Design Spec) --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--rounded-pill);
  font-size: 1rem;
  font-weight: 600;
  font-family: inherit;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  border: 1px solid transparent;
  text-align: center;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-on-primary);
  box-shadow: 0 4px 14px rgba(230, 0, 0, 0.3);
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  box-shadow: 0 6px 20px rgba(230, 0, 0, 0.45);
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(1px);
}

.btn-outline {
  background-color: var(--color-canvas);
  color: var(--color-ink);
  border-color: var(--color-border);
}

.btn-outline:hover {
  background-color: var(--color-canvas-soft);
  border-color: var(--color-border-hover);
  transform: translateY(-1px);
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.875rem;
}

/* --- Badges & Chips --- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--rounded-pill);
  font-size: 0.8125rem;
  font-weight: 600;
  background-color: var(--color-badge-bg);
  color: var(--color-badge-text);
  border: 1px solid var(--color-border);
  letter-spacing: 0.2px;
}

.badge-primary {
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  border-color: rgba(230, 0, 0, 0.2);
}

.badge-success {
  background-color: var(--color-success-bg);
  color: var(--color-success);
  border-color: rgba(16, 185, 129, 0.25);
}

/* --- Hero Section --- */
.hero-section {
  padding: 64px 0 48px;
  background: radial-gradient(circle at 50% 0%, var(--color-primary-light) 0%, transparent 70%);
  text-align: center;
  position: relative;
}

.hero-badge-wrap {
  margin-bottom: 24px;
}

.hero-app-badge {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.hero-app-icon {
  width: 76px;
  height: 76px;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12), 0 2px 8px rgba(0, 0, 0, 0.06);
  transition: transform var(--transition-bounce), box-shadow var(--transition-fast);
}

.hero-app-icon:hover {
  transform: translateY(-4px) scale(1.04);
  box-shadow: 0 16px 36px rgba(230, 0, 0, 0.2), 0 4px 12px rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] .hero-app-icon {
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), 0 2px 8px rgba(255, 255, 255, 0.05);
}

[data-theme="dark"] .hero-app-icon:hover {
  box-shadow: 0 16px 40px rgba(230, 0, 0, 0.35), 0 4px 12px rgba(255, 255, 255, 0.1);
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--color-ink);
  margin-bottom: 16px;
}

.hero-title .highlight {
  color: var(--color-primary);
}

.hero-description {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--color-body);
  max-width: 640px;
  margin: 0 auto 32px;
  font-weight: 400;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.hero-meta-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
  font-size: 0.875rem;
  color: var(--color-mute);
}

.hero-meta-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-success);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.25);
  animation: pulse-dot 2s infinite ease-in-out;
}

@keyframes pulse-dot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.2); opacity: 0.8; }
}

/* --- Seções & Cartões de Recursos --- */
.section {
  padding: 60px 0;
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 48px;
}

.section-eyebrow {
  font-size: 0.8125rem;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--color-primary);
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.section-title {
  font-size: clamp(1.75rem, 3.5vw, 2.35rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-ink);
  margin-bottom: 12px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--color-body);
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 32px;
}

@media (max-width: 960px) {
  .cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

.feature-card {
  background-color: var(--color-canvas-card);
  border: 1px solid var(--color-border);
  border-radius: var(--rounded-card);
  padding: 28px 24px;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
}

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

.feature-icon-wrap {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.feature-icon-wrap svg {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.feature-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 8px;
}

.feature-desc {
  font-size: 0.9375rem;
  color: var(--color-body);
  line-height: 1.55;
}

/* --- FAQ & Acordeão com Busca --- */
.faq-section {
  background-color: var(--color-canvas-soft);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.faq-search-box {
  max-width: 600px;
  margin: 0 auto 32px;
  position: relative;
}

.faq-search-input {
  width: 100%;
  padding: 16px 20px 16px 52px;
  font-size: 1rem;
  font-family: inherit;
  background-color: var(--color-canvas-card);
  border: 1px solid var(--color-border);
  border-radius: var(--rounded-pill);
  color: var(--color-ink);
  outline: none;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.faq-search-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

.faq-search-icon {
  position: absolute;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-mute);
  pointer-events: none;
}

.faq-search-icon svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

.faq-filters {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.faq-chip {
  background-color: var(--color-canvas-card);
  border: 1px solid var(--color-border);
  color: var(--color-body);
  padding: 8px 18px;
  border-radius: var(--rounded-pill);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.faq-chip:hover {
  background-color: var(--color-border);
  color: var(--color-ink);
}

.faq-chip.active {
  background-color: var(--color-primary);
  color: var(--color-on-primary);
  border-color: var(--color-primary);
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: var(--max-width-narrow);
  margin: 0 auto;
}

/* Acordeão Nativo <details> */
.faq-item {
  background-color: var(--color-canvas-card);
  border: 1px solid var(--color-border);
  border-radius: var(--rounded-card);
  overflow: hidden;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.faq-item:hover {
  border-color: var(--color-border-hover);
}

.faq-item[open] {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.faq-question {
  padding: 20px 24px;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--color-ink);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  user-select: none;
  gap: 16px;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-question-text {
  flex: 1;
}

.faq-icon-chevron {
  width: 24px;
  height: 24px;
  color: var(--color-mute);
  transition: transform var(--transition-normal), color var(--transition-fast);
  flex-shrink: 0;
}

.faq-item[open] .faq-icon-chevron {
  transform: rotate(180deg);
  color: var(--color-primary);
}

.faq-answer {
  padding: 0 24px 22px;
  color: var(--color-body);
  font-size: 0.98rem;
  line-height: 1.65;
  border-top: 1px solid transparent;
}

.faq-answer p {
  margin-bottom: 12px;
}

.faq-answer p:last-child {
  margin-bottom: 0;
}

.faq-answer ul, .faq-answer ol {
  margin-left: 20px;
  margin-bottom: 12px;
}

.faq-answer li {
  margin-bottom: 6px;
}

.faq-empty-state {
  display: none;
  text-align: center;
  padding: 48px 20px;
  color: var(--color-body);
}

.faq-empty-state.visible {
  display: block;
}

/* --- Seção de Contato e Suporte Direto --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 40px;
  align-items: start;
}

@media (max-width: 860px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

.contact-info-card {
  background-color: var(--color-canvas-card);
  border: 1px solid var(--color-border);
  border-radius: var(--rounded-card-lg);
  padding: 36px 30px;
  box-shadow: var(--shadow-sm);
}

.contact-info-title {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--color-ink);
}

.contact-info-text {
  color: var(--color-body);
  margin-bottom: 28px;
}

.contact-email-box {
  background-color: var(--color-canvas-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--rounded-card);
  padding: 20px;
  margin-bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.contact-email-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-mute);
}

.contact-email-address {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-ink);
  word-break: break-all;
}

.copy-email-btn {
  background-color: var(--color-canvas-card);
  border: 1px solid var(--color-border);
  color: var(--color-ink);
  padding: 10px 16px;
  border-radius: var(--rounded-pill);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all var(--transition-fast);
}

.copy-email-btn:hover {
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  border-color: rgba(230, 0, 0, 0.3);
}

.contact-guarantee-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-top: 18px;
  font-size: 0.9rem;
  color: var(--color-body);
}

.contact-guarantee-icon {
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 2px;
}

/* Formulário de Suporte Interativo */
.contact-form-card {
  background-color: var(--color-canvas-card);
  border: 1px solid var(--color-border);
  border-radius: var(--rounded-card-lg);
  padding: 36px 32px;
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 8px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 12px 16px;
  font-size: 0.95rem;
  font-family: inherit;
  background-color: var(--color-canvas);
  border: 1px solid var(--color-border);
  border-radius: var(--rounded-sm);
  color: var(--color-ink);
  outline: none;
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-help {
  font-size: 0.775rem;
  color: var(--color-mute);
  margin-top: 6px;
}

/* --- Aviso / Medical Disclaimer Banner --- */
.disclaimer-card {
  background: linear-gradient(135deg, rgba(230, 0, 0, 0.04) 0%, rgba(245, 158, 11, 0.04) 100%);
  border: 1px solid rgba(230, 0, 0, 0.15);
  border-radius: var(--rounded-card);
  padding: 24px;
  margin: 40px 0;
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.disclaimer-icon {
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 2px;
}

.disclaimer-content h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 6px;
}

.disclaimer-content p {
  font-size: 0.9rem;
  color: var(--color-body);
  line-height: 1.55;
}

/* --- Estilos Específicos para Política de Privacidade --- */
.privacy-page-header {
  padding: 50px 0 30px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 40px;
}

.privacy-badge-wrap {
  margin-bottom: 16px;
}

.privacy-title {
  font-size: clamp(2rem, 4.5vw, 2.75rem);
  font-weight: 800;
  color: var(--color-ink);
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.privacy-meta {
  display: flex;
  align-items: center;
  gap: 20px;
  color: var(--color-mute);
  font-size: 0.9rem;
  flex-wrap: wrap;
}

.privacy-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 48px;
  align-items: start;
  position: relative;
}

@media (max-width: 900px) {
  .privacy-layout {
    grid-template-columns: 1fr;
  }
}

/* Sumário / Índice Lateral */
.privacy-sidebar {
  position: sticky;
  top: 100px;
  background-color: var(--color-canvas-card);
  border: 1px solid var(--color-border);
  border-radius: var(--rounded-card);
  padding: 20px;
  box-shadow: var(--shadow-sm);
}

@media (max-width: 900px) {
  .privacy-sidebar {
    position: static;
    margin-bottom: 32px;
  }
}

.privacy-sidebar-title {
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-mute);
  margin-bottom: 14px;
}

.privacy-toc-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.privacy-toc-link {
  color: var(--color-body);
  text-decoration: none;
  font-size: 0.875rem;
  padding: 6px 10px;
  border-radius: var(--rounded-sm);
  display: block;
  transition: all var(--transition-fast);
  line-height: 1.4;
}

.privacy-toc-link:hover {
  color: var(--color-ink);
  background-color: var(--color-canvas-soft);
}

.privacy-toc-link.active {
  color: var(--color-primary);
  font-weight: 700;
  background-color: var(--color-primary-light);
}

/* Conteúdo da Política de Privacidade */
.privacy-content {
  color: var(--color-ink);
  font-size: 1.05rem;
  line-height: 1.75;
}

.privacy-content section {
  margin-bottom: 48px;
  scroll-margin-top: 100px;
}

.privacy-content h2 {
  font-size: 1.55rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
  color: var(--color-ink);
  display: flex;
  align-items: center;
  gap: 12px;
}

.privacy-content h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin: 24px 0 10px;
  color: var(--color-ink);
}

.privacy-content p {
  color: var(--color-body);
  margin-bottom: 16px;
}

.privacy-content strong {
  color: var(--color-ink);
}

.privacy-content ul, .privacy-content ol {
  margin-left: 24px;
  margin-bottom: 20px;
  color: var(--color-body);
}

.privacy-content li {
  margin-bottom: 8px;
}

/* Tabela de Permissões iOS */
.permissions-table-wrap {
  overflow-x: auto;
  margin: 24px 0;
  border: 1px solid var(--color-border);
  border-radius: var(--rounded-card);
  box-shadow: var(--shadow-sm);
}

.permissions-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
  background-color: var(--color-canvas-card);
}

.permissions-table th {
  background-color: var(--color-canvas-soft);
  padding: 14px 18px;
  font-weight: 700;
  color: var(--color-ink);
  border-bottom: 1px solid var(--color-border);
}

.permissions-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-body);
  vertical-align: top;
}

.permissions-table tr:last-child td {
  border-bottom: none;
}

.code-tag {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.8rem;
  background-color: var(--color-canvas-soft);
  padding: 3px 6px;
  border-radius: 4px;
  color: var(--color-primary);
  border: 1px solid var(--color-border);
}

/* Seção em Inglês (App Store Compliance) */
.en-summary-box {
  background-color: var(--color-canvas-soft);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--rounded-card);
  padding: 28px 24px;
  margin-top: 40px;
}

.en-summary-box h3 {
  margin-top: 0;
  font-size: 1.25rem;
  color: var(--color-ink);
}

/* --- Rodapé --- */
.site-footer {
  margin-top: auto;
  background-color: var(--color-ink-hero);
  color: #a0a6b1;
  padding: 60px 0 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

@media (max-width: 768px) {
  .footer-top-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

.footer-brand h3 {
  color: #ffffff;
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.6;
  max-width: 380px;
  color: #9ca3af;
}

.footer-column h4 {
  color: #ffffff;
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  margin-bottom: 16px;
}

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

.footer-links a {
  color: #9ca3af;
  text-decoration: none;
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.85rem;
  color: #6b7280;
}

.footer-dev-badge {
  color: #e5e7eb;
}

/* --- Toast Feedback & Utilitários --- */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.toast {
  background-color: var(--color-ink);
  color: var(--color-on-dark);
  padding: 14px 22px;
  border-radius: var(--rounded-pill);
  font-size: 0.9rem;
  font-weight: 600;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 10px;
  transform: translateY(30px);
  opacity: 0;
  transition: all var(--transition-bounce);
  pointer-events: auto;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast svg {
  width: 18px;
  height: 18px;
  stroke: var(--color-success);
}

/* Barra de Progresso de Leitura (Privacidade) */
.reading-progress-bar {
  position: fixed;
  top: var(--header-height);
  left: 0;
  height: 3px;
  background-color: var(--color-primary);
  width: 0%;
  z-index: 99;
  transition: width 0.1s linear;
}

/* Responsividade Mobile para Menu */
@media (max-width: 680px) {
  .nav-links {
    display: none;
    position: absolute;
    top: var(--header-height);
    left: 0;
    width: 100%;
    background-color: var(--color-canvas);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    padding: 20px;
    box-shadow: var(--shadow-lg);
  }

  .nav-links.open {
    display: flex;
  }

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