/**
 * layout.css
 * Reset basico, tipografia global e estrutura de topbar/navbar/conteudo.
 * Sem sidebar: duas faixas finas fixas no topo (topbar + navbar horizontal).
 */

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

html, body {
  margin: 0;
  padding: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6, .title {
  font-family: var(--font-heading);
  font-weight: var(--fw-bold);
  line-height: var(--lh-heading);
  color: var(--text-primary);
  margin: 0 0 0.5em;
}

h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }
h4 { font-size: var(--fs-h4); }
h5 { font-size: var(--fs-h5); }
h6 { font-size: var(--fs-h6); }

small, .text-small { font-size: var(--fs-small); }
.text-xs { font-size: var(--fs-xs); }
.text-muted { color: var(--color-text-muted) !important; }

a { color: var(--color-primary); text-decoration: none; }
a:hover { color: var(--color-primary-dark); text-decoration: underline; }

::selection { background: var(--primary); color: var(--text-on-primary); }

/* ---------- Skip link (acessibilidade) ---------- */
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--primary);
  color: var(--text-on-primary);
  padding: 8px 14px;
  z-index: 2000;
  border-radius: 0 0 var(--radius-sm) 0;
}
.skip-link:focus { left: 0; }

/* ---------- App shell ---------- */
.app-body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.app-main {
  flex: 1;
  padding-top: var(--header-total-height);
}

.app-content {
  width: 100%;
  padding: 20px 24px 48px;
  max-width: 1600px;
  margin: 0 auto;
}

/* ---------- Topbar ---------- */
.topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--topbar-height);
  background: var(--color-base);
  color: var(--color-text-on-dark);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 0 20px;
  z-index: 1030;
  border-bottom: 1px solid var(--border);
}

.topbar-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-weight: var(--fw-extrabold);
  font-size: 1.05rem;
  color: #fff;
  white-space: nowrap;
}
.topbar-brand:hover { color: var(--primary-hover); text-decoration: none; }
.topbar-brand .brand-dot { color: var(--color-primary); }

.topbar-search {
  flex: 1;
  max-width: 420px;
  position: relative;
}
.topbar-search input {
  width: 100%;
  height: 32px;
  background: var(--bg-surface-hover);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  color: var(--text-primary);
  padding: 0 14px 0 34px;
  font-size: var(--fs-body);
  font-family: var(--font-body);
}
.topbar-search input::placeholder { color: var(--text-muted); }
.topbar-search input:focus {
  outline: none;
  border-color: var(--border-strong);
  background: var(--bg-surface-hover);
}
.topbar-search i, .topbar-search .lucide {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 13px;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 6px;
}

.topbar-icon-btn {
  position: relative;
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: var(--text-muted);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: background var(--transition-fast);
}
.topbar-icon-btn:hover { background: var(--bg-surface-hover); color: var(--text-primary); }
.topbar-icon-btn .badge-dot {
  position: absolute;
  top: 4px;
  right: 5px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-danger);
  border: 1.5px solid var(--color-base);
}

.topbar-user {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 8px 4px 4px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  color: var(--text-primary);
  border: none;
  background: transparent;
}
.topbar-user:hover { background: var(--bg-surface-hover); }
.topbar-user .avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--text-on-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: var(--fw-bold);
  font-size: 12px;
  overflow: hidden;
}
.topbar-user .avatar img { width: 100%; height: 100%; object-fit: cover; }
.topbar-user .user-name { font-size: var(--fs-small); font-weight: var(--fw-medium); }

.navbar-toggle-btn {
  display: none;
  width: 32px;
  height: 32px;
  border: none;
  background: var(--bg-surface-hover);
  color: var(--text-primary);
  border-radius: var(--radius-sm);
  align-items: center;
  justify-content: center;
}

/* ---------- Navbar horizontal ---------- */
.app-navbar {
  position: fixed;
  top: var(--topbar-height);
  left: 0;
  right: 0;
  height: var(--navbar-height);
  background: var(--color-base);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  z-index: 1020;
  display: flex;
  align-items: stretch;
  padding: 0 20px;
}

.nav-menu {
  display: flex;
  align-items: stretch;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 2px;
}

.nav-menu li { position: relative; display: flex; align-items: stretch; }

.nav-menu .nav-link {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 0 14px;
  color: var(--text-muted);
  font-size: var(--fs-body);
  font-weight: var(--fw-medium);
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}
.nav-menu .nav-link i, .nav-menu .nav-link .lucide { font-size: 14px; width: 16px; text-align: center; }
.nav-menu .nav-link:hover { color: var(--text-primary); text-decoration: none; }
.nav-menu li.active > .nav-link,
.nav-menu .nav-link.active {
  color: var(--primary);
  border-bottom-color: var(--color-primary);
}
.nav-menu li.active > .nav-link { font-weight: var(--fw-semibold); }

.nav-menu .nav-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 200px;
  background: var(--bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 6px;
  z-index: 1025;
  list-style: none;
  margin: 0;
}
.nav-menu .nav-dropdown-menu .dropdown-item {
  display: block;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-size: var(--fs-body);
}
.nav-menu .nav-dropdown-menu .dropdown-item:hover,
.nav-menu .nav-dropdown-menu .dropdown-item:focus { background: var(--color-primary-light); color: var(--color-primary-dark); text-decoration: none; }

/* ---------- Breadcrumb ---------- */
.breadcrumb-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  padding: 14px 0 0;
}
.breadcrumb-list {
  display: flex;
  align-items: center;
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: var(--fs-small);
  color: var(--color-text-muted);
}
.breadcrumb-list li:not(:last-child)::after {
  content: '/';
  margin-left: 6px;
  color: var(--color-border);
}
.breadcrumb-list a { color: var(--color-text-muted); }
.breadcrumb-list a:hover { color: var(--color-primary); }
.breadcrumb-list li:last-child { color: var(--text-primary); font-weight: var(--fw-medium); }
.page-heading { margin-top: 6px; margin-bottom: 20px; }
.page-heading p { color: var(--color-text-muted); margin: 4px 0 0; }

/* ---------- Footer ---------- */
.app-footer {
  padding: 16px 24px;
  text-align: center;
  color: var(--color-text-muted);
  font-size: var(--fs-small);
  background: var(--bg-sidebar);
  border-top: 1px solid var(--border);
}

/* ---------- Responsivo ---------- */
@media (max-width: 991.98px) {
  .topbar-search { display: none; }
  .navbar-toggle-btn { display: inline-flex; }

  .app-navbar {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    width: 260px;
    flex-direction: column;
    transform: translateX(-100%);
    transition: transform var(--transition-base);
    box-shadow: var(--shadow-lg);
    padding: calc(var(--topbar-height) + 12px) 12px 20px;
    overflow-y: auto;
  }
  .app-navbar.open { transform: translateX(0); }

  .nav-menu { flex-direction: column; width: 100%; gap: 0; }
  .nav-menu li { flex-direction: column; align-items: stretch; }
  .nav-menu .nav-link { padding: 12px 10px; border-bottom: none; border-left: 3px solid transparent; }
  .nav-menu li.active > .nav-link, .nav-menu .nav-link.active { border-left-color: var(--color-primary); border-bottom-color: transparent; background: var(--primary-soft); border-radius: var(--radius-sm); }
  .nav-menu .nav-dropdown-menu { position: static; box-shadow: none; border: none; background: rgba(255,255,255,0.03); }
  .nav-menu .nav-dropdown-menu .dropdown-item { color: var(--text-muted); }
  .nav-menu .nav-dropdown-menu .dropdown-item:hover { background: var(--bg-surface-hover); color: var(--text-primary); }

  .app-main { padding-top: var(--topbar-height); }

  .nav-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(6, 22, 51, 0.7);
    z-index: 1015;
  }
  .nav-overlay.show { display: block; }
}

@media (max-width: 575.98px) {
  .app-content { padding: 16px 14px 40px; }
  .topbar { padding: 0 12px; }
}


#preloader {
    display: flex;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(6, 22, 51, 0.6);
    z-index: 9999;
    align-items: center;
    justify-content: center;
}

#preloader.active {
    opacity: 1;
    visibility: visible;
}