/**
 * Components CSS - Design System "A Culpa e das Ovelhas"
 * Header, nav, footer, botoes, mobile-menu, auth, i18n, theme-toggle
 * @version 4.0.0 - 2026-02-06
 *
 * DEPENDE de: css/core.css (variaveis e reset)
 */

/* ========================================
   HEADER
   ======================================== */
.header,
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(13, 17, 23, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gh-border);
}

.header .container,
.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  gap: 24px;
}

/* ========================================
   LOGO
   ======================================== */
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 18px;
  color: #fff;
  white-space: nowrap;
  flex-shrink: 0;
}

.logo-icon {
  font-size: 24px;
}

.logo-text {
  font-size: 16px;
  letter-spacing: 0.5px;
}

/* ========================================
   NAVIGATION
   ======================================== */
.nav,
.nav-menu {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav a,
.nav-menu a,
.nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--gh-text-muted);
  text-decoration: none;
  transition: color 0.2s;
  white-space: nowrap;
}

.nav a:hover,
.nav-menu a:hover,
.nav-link:hover {
  color: var(--gh-text);
}

.nav-link.active {
  color: var(--gh-accent);
}

/* ========================================
   HEADER ACTIONS
   ======================================== */
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* ========================================
   MENU TOGGLE (hamburger)
   ======================================== */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--gh-text);
  font-size: 24px;
  cursor: pointer;
  padding: 8px;
  line-height: 1;
}

.menu-toggle:hover {
  color: #fff;
}

/* ========================================
   BUTTONS
   Estilo moderno: inline-flex, radius 8px, accent terracota
   ======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 500;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s;
}

.btn-primary {
  background: var(--gh-accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--brand-hover);
  color: #fff;
}

.btn-secondary {
  background: transparent;
  color: var(--gh-text);
  border: 1px solid var(--gh-border);
}

.btn-secondary:hover {
  background: var(--gh-dark-2);
  border-color: var(--gh-text-muted);
}

.btn-ghost {
  background: transparent;
  color: var(--gh-text-muted);
}

.btn-ghost:hover {
  background: var(--gh-dark-2);
  color: #fff;
}

/* Button sizes */
.btn-sm {
  padding: 6px 14px;
  font-size: 13px;
  border-radius: 8px;
}

/* ========================================
   THEME TOGGLE
   ======================================== */
.theme-toggle {
  background: none;
  border: none;
  color: var(--gh-text);
  font-size: 18px;
  cursor: pointer;
  padding: 8px;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all 0.3s ease;
}

.theme-toggle:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

/* ========================================
   MOBILE MENU
   (migrado de nav-component.js)
   ======================================== */
.mobile-menu {
  display: none;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  background: var(--bg-darker, #010409);
  border-bottom: 1px solid var(--gh-border);
  padding: 16px 24px;
  flex-direction: column;
  gap: 8px;
  z-index: 99;
}

.mobile-menu.open {
  display: flex;
}

.mobile-menu .nav-link {
  display: block;
  padding: 12px 16px;
  border-radius: 8px;
  color: var(--gh-text);
  font-size: 15px;
}

.mobile-menu .nav-link:hover {
  background: var(--gh-dark-2);
}

/* ========================================
   AUTH NAV AREA (desktop)
   (migrado de nav-component.js)
   ======================================== */
.auth-nav-area {
  display: flex;
  align-items: center;
  gap: 8px;
}

.auth-nav-area .auth-user-name {
  color: var(--gh-accent);
  font-size: 13px;
  font-weight: 500;
  cursor: default;
  max-width: 120px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.auth-nav-area .btn-sm.btn-ghost {
  color: var(--gh-text);
  border: 1px solid var(--gh-border);
  background: transparent;
}

.auth-nav-area .btn-sm.btn-ghost:hover {
  color: #fff;
  border-color: var(--gh-text-muted);
}

.auth-nav-area .btn-sm.btn-primary {
  background: var(--gh-accent);
  color: #fff;
  border: none;
}

.auth-nav-area .btn-sm.btn-primary:hover {
  background: var(--brand-hover);
}

.auth-nav-area .btn-logout {
  background: transparent;
  border: 1px solid var(--gh-border);
  color: var(--gh-text-muted);
  padding: 5px 12px;
  font-size: 12px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
}

.auth-nav-area .btn-logout:hover {
  color: #ff6b6b;
  border-color: #ff6b6b;
}

/* ========================================
   AUTH NAV MOBILE
   (migrado de nav-component.js)
   ======================================== */
.auth-nav-mobile {
  border-top: 1px solid var(--gh-border);
  padding-top: 12px;
  margin-top: 8px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.auth-nav-mobile .auth-mobile-user {
  color: var(--gh-accent);
  font-size: 14px;
  font-weight: 500;
  padding: 8px 16px;
}

.auth-nav-mobile .btn-sm {
  display: block;
  padding: 12px 16px;
  font-size: 14px;
  border-radius: 8px;
  text-decoration: none;
  text-align: center;
  font-weight: 500;
  transition: all 0.2s;
}

.auth-nav-mobile .btn-sm.btn-primary {
  background: var(--gh-accent);
  color: #fff;
}

.auth-nav-mobile .btn-sm.btn-ghost {
  color: var(--gh-text);
  border: 1px solid var(--gh-border);
  background: transparent;
}

.auth-nav-mobile .btn-logout {
  display: block;
  width: 100%;
  padding: 12px 16px;
  background: transparent;
  border: 1px solid var(--gh-border);
  color: var(--gh-text-muted);
  font-size: 14px;
  border-radius: 8px;
  cursor: pointer;
  text-align: center;
}

/* ========================================
   I18N MOBILE SELECTOR
   (migrado de nav-component.js)
   ======================================== */
.lang-mobile-container {
  padding: 16px 0;
  border-top: 1px solid var(--gh-border);
  margin-top: 8px;
}

.lang-mobile-section {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.lang-mobile-label {
  color: var(--gh-text-muted);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.lang-mobile-options {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.lang-mobile-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 16px;
  background: var(--gh-dark-2);
  border: 1px solid var(--gh-border);
  border-radius: 8px;
  color: var(--gh-text);
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.lang-mobile-btn:hover {
  background: var(--gh-border);
}

.lang-mobile-btn.active {
  background: rgba(196, 104, 73, 0.2);
  border-color: var(--gh-accent);
  color: var(--gh-accent);
}

.lang-mobile-btn .lang-flag {
  font-size: 18px;
}

/* ========================================
   FOOTER (sub-paginas — .site-footer)
   ======================================== */
.site-footer {
  background: var(--gh-dark-2);
  border-top: 1px solid var(--gh-border);
  padding: 64px 24px 32px;
}

.footer-grid {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 48px;
}

.footer-brand {
  font-size: 20px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
}

.footer-desc {
  font-size: 14px;
  color: var(--gh-text-muted);
  line-height: 1.6;
}

.footer-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--gh-text);
  margin-bottom: 16px;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 8px;
}

.footer-links a {
  font-size: 14px;
  color: var(--gh-text-muted);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--gh-blue);
}

.footer-bottom {
  max-width: var(--container-max);
  margin: 48px auto 0;
  padding-top: 24px;
  border-top: 1px solid var(--gh-border);
  text-align: center;
  font-size: 12px;
  color: var(--gh-text-muted);
}

/* ========================================
   RESPONSIVE - NAV COMPACT (1200px)
   ======================================== */
@media (max-width: 1200px) {
  .nav-menu {
    gap: 16px;
  }

  .nav-link {
    font-size: 13px;
  }

  .header-actions > .btn.btn-ghost {
    display: none;
  }
}

/* ========================================
   RESPONSIVE - TABLET (1024px)
   ======================================== */
@media (max-width: 1024px) {
  .nav-menu {
    gap: 12px;
  }

  .header-content {
    gap: 16px;
  }

  .logo-text {
    font-size: 14px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

/* ========================================
   RESPONSIVE - MOBILE (768px)
   ======================================== */
@media (max-width: 768px) {
  .nav,
  .nav-menu {
    display: none !important;
  }

  .menu-toggle {
    display: block !important;
  }

  .header-actions .btn-primary {
    display: none;
  }

  .auth-nav-area {
    display: none !important;
  }

  .header-content {
    height: 56px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

@media (min-width: 769px) {
  .menu-toggle {
    display: none !important;
  }

  .mobile-menu {
    display: none !important;
  }
}

/* ========================================
   LIGHT MODE - Components
   ======================================== */
body.light-mode .header,
body.light-mode .site-header {
  background: rgba(255, 255, 255, 0.9);
  border-bottom-color: var(--gh-border);
}

body.light-mode .logo {
  color: var(--gh-text);
}

body.light-mode .logo-text {
  color: var(--gh-text);
}

body.light-mode .nav a,
body.light-mode .nav-link,
body.light-mode .nav-menu a {
  color: var(--gh-text-muted);
}

body.light-mode .nav a:hover,
body.light-mode .nav-link:hover,
body.light-mode .nav-menu a:hover {
  color: var(--gh-text);
}

body.light-mode .nav-link.active {
  color: var(--gh-accent);
}

/* Buttons light mode */
body.light-mode .btn-primary {
  background: var(--gh-accent);
  color: #fff;
}

body.light-mode .btn-primary:hover {
  background: var(--brand-hover);
}

body.light-mode .btn-secondary {
  border-color: var(--gh-border);
  color: var(--gh-text);
}

body.light-mode .btn-secondary:hover {
  background: var(--gh-dark-2);
  border-color: var(--gh-text-muted);
}

body.light-mode .btn-ghost {
  color: var(--gh-text-muted);
}

body.light-mode .btn-ghost:hover {
  background: var(--gh-dark-2);
  color: var(--gh-text);
}

/* Theme toggle light mode */
body.light-mode .theme-toggle {
  color: var(--gh-text-muted);
}

body.light-mode .theme-toggle:hover {
  background: rgba(0, 0, 0, 0.05);
  color: var(--gh-text);
}

/* Menu toggle light mode */
body.light-mode .menu-toggle {
  color: var(--gh-text-muted);
}

/* Mobile menu light mode */
body.light-mode .mobile-menu {
  background: #ffffff;
  border-bottom-color: var(--gh-border);
}

body.light-mode .mobile-menu .nav-link:hover {
  background: var(--gh-dark-2);
}

/* Auth nav light mode */
body.light-mode .auth-nav-area .btn-sm.btn-ghost {
  color: var(--gh-text-muted);
  border-color: var(--gh-border);
}

body.light-mode .auth-nav-area .btn-sm.btn-ghost:hover {
  color: var(--gh-text);
  border-color: var(--gh-text-muted);
}

body.light-mode .auth-nav-area .btn-logout {
  border-color: var(--gh-border);
  color: var(--gh-text-muted);
}

body.light-mode .auth-nav-mobile {
  border-top-color: var(--gh-border);
}

body.light-mode .auth-nav-mobile .btn-sm.btn-ghost {
  color: var(--gh-text-muted);
  border-color: var(--gh-border);
}

/* I18n mobile light mode */
body.light-mode .lang-mobile-container {
  border-top-color: var(--gh-border);
}

body.light-mode .lang-mobile-btn {
  background: var(--gh-dark-2);
  border-color: var(--gh-border);
  color: var(--gh-text);
}

body.light-mode .lang-mobile-btn:hover {
  background: var(--gh-border);
}

body.light-mode .lang-mobile-btn.active {
  background: rgba(196, 104, 73, 0.1);
  border-color: var(--brand-hover);
  color: var(--brand-hover);
}

/* Footer light mode */
body.light-mode .site-footer {
  background: var(--gh-dark-2);
  border-top-color: var(--gh-border);
}

body.light-mode .footer-brand {
  color: var(--gh-text);
}

/* ========================================
   SMOOTH THEME TRANSITION
   ======================================== */
.header,
.site-header,
.mobile-menu,
.site-footer {
  transition:
    background-color 0.3s ease,
    border-color 0.3s ease;
}