/* ============================================================
   Layout responsivo: topbar fixa, main central, statusbar.
   Mobile-first; grid no desktop. Safe-areas do iOS respeitadas.
   ============================================================ */

#topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 16px;
  padding-top: calc(10px + env(safe-area-inset-top));
  background: var(--topbar-bg);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.topbar-btn {
  padding: 6px 10px;
  font-size: 0.8rem;
  line-height: 1;
}

/* menu do usuário (botão de opções na topbar) */
#user-area { position: relative; }
.user-menu {
  position: absolute; right: 0; top: calc(100% + 8px); z-index: 40;
  min-width: 240px; padding: 12px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
  display: flex; flex-direction: column; gap: 8px;
}
.user-menu[hidden] { display: none; }
.user-menu-info {
  display: flex; flex-direction: column; gap: 4px; align-items: flex-start;
  padding-bottom: 8px; border-bottom: 1px solid var(--border);
}
.user-menu-info strong { font-family: var(--mono); font-size: 1rem; }
.user-menu-item { width: 100%; text-align: left; font-size: 0.8rem; }

#brand { display: flex; align-items: center; gap: 9px; color: var(--text); }
#brand:hover { text-decoration: none; color: var(--accent); }
#brand-mark { width: 26px; height: 26px; color: var(--accent); }
.brand-text { font-family: var(--mono); font-weight: 700; letter-spacing: 0.22em; font-size: 0.95rem; }
.brand-accent { color: var(--accent); }
/* mesma identidade da topbar, em tamanho de título (login e home) */
.brand-title { font-family: var(--mono); font-weight: 700; letter-spacing: 0.22em; margin: 0; }

#search-form { margin-left: auto; flex: 0 1 320px; }
#search-input {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--mono);
  font-size: 0.85rem;
  padding: 7px 12px;
}
#search-input::placeholder { color: var(--text-dim); }

#view {
  max-width: 980px;
  margin: 0 auto;
  padding: 20px 16px 60px;
  padding-left: calc(16px + env(safe-area-inset-left));
  padding-right: calc(16px + env(safe-area-inset-right));
}

#statusbar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 16px;
  padding-bottom: calc(5px + env(safe-area-inset-bottom));
  background: var(--topbar-bg);
  border-top: 1px solid var(--border);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  color: var(--text-dim);
}

/* ---------- login / cadastro / sobre ---------- */
.login-wrap { max-width: 420px; margin: 6vh auto 0; }
.login-illustration { color: var(--accent); opacity: 0.55; margin-bottom: -8px; }
.login-illustration svg { width: 100%; height: auto; }
.login-card input, .login-card select {
  width: 100%; margin: 4px 0 12px; padding: 10px 12px;
  background: var(--surface-2); color: var(--text);
  border: 1px solid var(--border); border-radius: var(--radius);
  font-family: var(--mono);
}
.login-actions { display: flex; gap: 10px; margin-top: 14px; }
.login-actions > * { flex: 1; }

/* cadastro */
.cad-2col { display: grid; grid-template-columns: 1fr 1fr; gap: 0 12px; }
.sobre-wrap { max-width: 720px; margin: 0 auto; }
.sobre-wrap h3 { color: var(--accent-2); margin-top: 1.4em; }

/* vitrine animada (recortes do material) na tela de login */
.login-stage { display: flex; gap: 16px; align-items: flex-start; justify-content: center; }
.login-stage .login-wrap { margin-top: 4vh; flex: 0 0 auto; }
.vitrine-col { width: 200px; height: 78vh; overflow: hidden; position: relative; opacity: 0.5; -webkit-mask-image: linear-gradient(transparent, #000 12%, #000 88%, transparent); mask-image: linear-gradient(transparent, #000 12%, #000 88%, transparent); }
.vitrine-track { display: flex; flex-direction: column; gap: 14px; }
.vitrine-col.up .vitrine-track { animation: vitUp 34s linear infinite; }
.vitrine-col.down .vitrine-track { animation: vitDown 38s linear infinite; }
@keyframes vitUp { from { transform: translateY(0); } to { transform: translateY(-50%); } }
@keyframes vitDown { from { transform: translateY(-50%); } to { transform: translateY(0); } }
.vitrine-faixa { display: none; }

.peek { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 12px; font-size: 0.74rem; }
.peek strong { display: block; font-family: var(--mono); margin: 4px 0; }
.peek-tag { font-family: var(--mono); font-size: 0.6rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); }
.peek-tabs { display: flex; gap: 6px; margin: 6px 0; }
.peek-line { height: 6px; background: var(--surface-2); border-radius: 3px; margin: 5px 0; }
.peek-line.short { width: 60%; }
.peek-step { background: var(--surface-2); border-radius: 4px; padding: 4px 7px; margin: 4px 0; font-family: var(--mono); }
.peek-q { margin: 6px 0; color: var(--text); }
.peek-rate { display: flex; gap: 5px; }
.peek-rate i { width: 16px; height: 16px; border-radius: 3px; display: inline-block; }
.peek-rate .r-err { background: var(--err); } .peek-rate .r-dif { background: var(--warn); }
.peek-rate .r-nor { background: var(--accent); } .peek-rate .r-fac { background: var(--ok); }
.peek-alt { background: var(--surface-2); border-radius: 4px; padding: 4px 7px; margin: 4px 0; }
.peek-alt.ok { border: 1px solid var(--ok); color: var(--ok); }
.peek-mapa svg { width: 100%; }
.peek-mapa line { stroke: var(--accent); stroke-opacity: 0.4; }
.peek-mapa .hub { fill: var(--surface-2); stroke: var(--accent); }
.peek-mapa .no { fill: var(--accent-2); }
.peek-kpi { display: inline-block; text-align: center; margin-right: 10px; }
.peek-kpi b { display: block; font-family: var(--mono); font-size: 1.3rem; color: var(--accent); }
.peek-kpi small { color: var(--text-dim); font-size: 0.6rem; }

/* ---------- home ---------- */
.home-hero { position: relative; text-align: center; margin: 16px 0 26px; padding: 26px 0 10px; }
.home-hero h1 { font-size: 1.5rem; margin: 0 0 6px; position: relative; }
.home-hero .label { display: block; position: relative; }
.hero-bg {
  position: absolute; inset: 0; display: flex; justify-content: center;
  color: var(--accent); opacity: 0.13; pointer-events: none;
}
.hero-bg svg { height: 100%; width: auto; max-width: 100%; }

.card-img { color: var(--accent); opacity: 0.8; height: 76px; margin-bottom: 6px; }
.card-img svg { height: 100%; width: auto; }

/* painel de estímulo (agenda + progresso + mapa) */
.painel-estimulo { margin-top: 14px; display: flex; flex-direction: column; gap: 16px; }
.kpi-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.kpi { text-align: center; padding: 12px 8px; color: var(--text); }
.kpi:hover { border-color: var(--accent); text-decoration: none; }
.kpi .num { font-family: var(--mono); font-size: 1.6rem; color: var(--accent); display: block; }
.kpi-atraso .num { color: var(--err); }
.kpi-atraso { border-color: rgba(239, 83, 80, 0.45); }

.pilar-row { display: flex; flex-direction: column; gap: 8px; }
.pilar-prog { display: grid; grid-template-columns: 170px 1fr 110px; gap: 10px; align-items: center; }
.pilar-barra { height: 8px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 5px; overflow: hidden; }
.pilar-fill { height: 100%; background: linear-gradient(90deg, var(--accent), var(--accent-2)); }
.pilar-pct { text-align: right; }

.mapa-svg { width: 100%; height: auto; display: block; }
.mapa-aresta { stroke: var(--accent); stroke-opacity: 0.28; stroke-width: 1; }
.mapa-hub { fill: var(--surface-2); stroke: var(--accent); stroke-width: 1.6; }
.mapa-centro { fill: var(--accent); stroke: var(--accent); stroke-width: 1.4; }
.mapa-pilar { fill: var(--accent); stroke: var(--accent); stroke-width: 1.3;
  cursor: pointer; touch-action: none; }
.mapa-pilar-inicial { font-size: 8px; fill: var(--text); font-family: var(--mono);
  pointer-events: none; }
.mapa-no, .mapa-hub { touch-action: none; cursor: grab; }
.mapa-no:active, .mapa-hub:active { cursor: grabbing; }
.mapa-tip {
  position: absolute; z-index: 8; max-width: 250px;
  background: var(--surface); border: 1px solid var(--border); border-radius: 6px;
  padding: 5px 9px; font-size: 0.72rem; color: var(--text);
  pointer-events: none; box-shadow: 0 4px 14px rgba(0, 0, 0, 0.3);
}
.mapa-no:hover { stroke: var(--text); stroke-width: 1.5; }
.mapa-no-alta { fill: var(--ok); }
.mapa-no-media { fill: var(--warn); }
.mapa-no-baixa { fill: var(--err); }
.mapa-no-na { fill: var(--text-dim); fill-opacity: 0.6; }
.mapa-rotulo { fill: var(--text-dim); font-family: var(--mono); font-size: 10px; letter-spacing: 0.06em; }

/* fundo "pizza": um setor discreto por pilar, com rótulo curto */
.mapa-fundo-setor { stroke: var(--border); stroke-opacity: 0.5; stroke-width: 1; pointer-events: none; }
.mapa-fundo-setor-0 { fill: var(--accent); fill-opacity: 0.045; }
.mapa-fundo-setor-1 { fill: var(--text-dim); fill-opacity: 0.055; }
.mapa-fundo-setor-2 { fill: var(--accent); fill-opacity: 0.09; }
.mapa-fundo-rotulo { fill: var(--text-dim); opacity: 0.5; font-family: var(--mono);
  font-size: 9px; letter-spacing: 0.08em; pointer-events: none; }
.mapa-aresta-pilar { stroke-opacity: 0.14; }

/* busca do mapa: achados crescem e ganham contorno, o resto esmaece */
.mapa-busca { width: 100%; margin: 0 0 6px; padding: 6px 10px; font-size: 0.8rem;
  background: var(--surface-2); border: 1px solid var(--border); border-radius: 6px;
  color: var(--text); }
.mapa-busca:focus { outline: none; border-color: var(--accent); }
.mapa-filtrando .mapa-no:not(.mapa-no-hit) { opacity: 0.18; }
.mapa-filtrando .mapa-hub, .mapa-filtrando .mapa-aresta,
.mapa-filtrando .mapa-rotulo { opacity: 0.25; }
.mapa-no-hit { stroke: var(--text); stroke-width: 2; opacity: 1; }

/* realce: hover/segurar num pilar ou domínio acende os verbetes conectados */
.mapa-realcando .mapa-no:not(.mapa-no-rel) { opacity: 0.18; }
.mapa-realcando .mapa-aresta:not(.mapa-aresta-rel) { opacity: 0.1; }
.mapa-aresta-rel { stroke-opacity: 0.7; }
.mapa-no-rel { stroke: var(--text); stroke-width: 1.6; }
.mapa-foco { filter: drop-shadow(0 0 4px var(--accent)); }

.mapa-legenda { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 8px; font-family: var(--mono); font-size: 0.68rem; color: var(--text-dim); letter-spacing: 0.05em; }
.mapa-legenda .dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 5px; }
.dot-alta { background: var(--ok); }
.dot-media { background: var(--warn); }
.dot-baixa { background: var(--err); }
.dot-na { background: var(--text-dim); opacity: 0.6; }

.mapa-overlay {
  position: fixed; inset: 0; z-index: 50;
  background: rgba(8, 12, 18, 0.82);   /* fallback p/ navegadores sem color-mix */
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center; padding: 18px;
}
.mapa-overlay-card { width: min(1100px, 96vw); max-height: 92vh; overflow: auto; }

/* guia de uso (pop-up de instruções) */
.guia-overlay {
  position: fixed; inset: 0; z-index: 70;
  background: rgba(0, 0, 0, 0.55);
  display: flex; align-items: center; justify-content: center;
  padding: 16px;
}
.guia-card { width: min(680px, 94vw); max-height: 88vh; overflow-y: auto; }
.guia-rodape {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  margin-top: 16px; padding-top: 12px; border-top: 1px solid var(--border);
}

.meta-row { display: flex; flex-direction: column; gap: 5px; }
.meta-ok { background: linear-gradient(90deg, var(--ok), var(--accent-2)); }

.home-grid { display: grid; grid-template-columns: 1fr; gap: 14px; }

.home-card {
  position: relative;
  overflow: hidden;
  display: block;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 18px;
  min-height: 130px;
  transition: border-color 0.15s, transform 0.15s;
}
.home-card:hover { border-color: var(--accent); text-decoration: none; transform: translateY(-2px); }
.home-card h2 { margin: 0 0 6px; font-size: 1.05rem; color: var(--accent); }
.home-card p { margin: 0; font-size: 0.86rem; color: var(--text-dim); max-width: 75%; }
.home-card .badge {
  position: absolute; top: 14px; right: 14px;
  font-family: var(--mono); font-size: 0.7rem; color: var(--accent-2);
}
.home-card .motif {
  position: absolute; right: -18px; bottom: -22px;
  width: 130px; height: 130px; opacity: 0.16; color: var(--accent);
  pointer-events: none;
}
.home-secondary { display: flex; gap: 10px; margin-top: 14px; flex-wrap: wrap; }
.home-secondary a { flex: 1 1 140px; text-align: center; padding: 12px; font-family: var(--mono); font-size: 0.8rem; letter-spacing: 0.08em; color: var(--text-dim); background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); }
.home-secondary a:hover { color: var(--accent); border-color: var(--accent); text-decoration: none; }

/* ---------- navegação / listas ---------- */
.crumbs { font-family: var(--mono); font-size: 0.75rem; letter-spacing: 0.06em; color: var(--text-dim); margin-bottom: 16px; }
.crumbs a { color: var(--text-dim); }
.crumbs a:hover { color: var(--accent); }

.nav-list { display: flex; flex-direction: column; gap: 10px; }
.nav-item {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 14px 16px; color: var(--text);
}
.nav-item:hover { border-color: var(--accent); text-decoration: none; }
.nav-item .nav-title { font-family: var(--mono); font-size: 0.95rem; }
.nav-item .spacer { flex: 1; }

/* ---------- leitor ---------- */
.reader-head { margin-bottom: 16px; }
.reader-head h1 { font-size: 1.25rem; margin: 8px 0 10px; }
.reader-chips { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }

.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 18px; overflow-x: auto; }
.tab-btn {
  border: none; border-bottom: 2px solid transparent; border-radius: 0;
  background: none; color: var(--text-dim); font-size: 0.8rem; letter-spacing: 0.04em;
  padding: 9px 13px; white-space: nowrap;
}
.tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); }

.lido-toggle { display: inline-flex; align-items: center; gap: 8px; }

/* ---------- treino ---------- */
.treino-counts { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-bottom: 18px; }
.count-card { text-align: center; padding: 18px 12px; }
.count-card .num { font-family: var(--mono); font-size: 1.8rem; color: var(--accent); display: block; }

.subtabs { display: flex; gap: 8px; margin-bottom: 18px; flex-wrap: wrap; }
.subtab-btn { flex: 1 1 150px; font-size: 0.72rem; }
.subtab-btn.active { border-color: var(--accent); color: var(--accent); }

.review-card { margin-bottom: 16px; }

/* citações de referência nas questões (chave curta + Vancouver no tooltip/popover) */
.ref-cite { color: var(--accent); font-size: 0.82em; cursor: help; }
.ref-pop {
  display: block; background: var(--surface-2); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 8px 10px; margin: 6px 0;
  font-size: 0.76rem; color: var(--text-dim);
}

/* tela cheia do treino (overlay CSS; o botão ⛶/✕ flutua fora da área) */
#treino-wrap { position: relative; }
#btn-treino-cheio { position: absolute; top: 8px; right: 8px; z-index: 5; }
.treino-cheio {
  position: fixed; inset: 0; z-index: 60;
  background: var(--bg); overflow-y: auto;
  padding: calc(16px + env(safe-area-inset-top)) 16px
           calc(24px + env(safe-area-inset-bottom));
}
.treino-cheio #btn-treino-cheio {
  position: fixed; top: calc(10px + env(safe-area-inset-top)); right: 14px;
}
.treino-cheio .review-card,
.treino-cheio .empty-state {
  max-width: 720px; margin: 24px auto; font-size: 1.05rem;
}

/* ---------- estatísticas ---------- */
.stats-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }

/* ---------- desktop ---------- */
@media (min-width: 720px) {
  .home-grid { grid-template-columns: repeat(3, 1fr); }
  .home-card { min-height: 200px; }
  .home-card p { max-width: 100%; }
  .stats-grid { grid-template-columns: repeat(4, 1fr); }
  .treino-counts { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 480px) {
  .rating-grid { grid-template-columns: repeat(2, 1fr); }
  #search-form { flex-basis: 130px; }
  .pilar-prog { grid-template-columns: 1fr; gap: 4px; }
  .pilar-pct { text-align: left; }
  .cad-2col { grid-template-columns: 1fr; }
}

/* vitrine: colunas verticais só no desktop largo; faixa horizontal no resto */
@media (max-width: 900px) {
  .login-stage .vitrine-col { display: none; }
  .vitrine-faixa { display: block; max-width: 480px; margin: 16px auto 0; height: 150px;
    overflow: hidden; opacity: 0.5;
    -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
    mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); }
  .vitrine-faixa .vitrine-track { flex-direction: row; height: 150px; animation: vitLeft 30s linear infinite; }
  .vitrine-faixa .peek { width: 170px; flex: 0 0 auto; }
}
@keyframes vitLeft { from { transform: translateX(0); } to { transform: translateX(-50%); } }

@media (prefers-reduced-motion: reduce) {
  .vitrine-track { animation: none !important; }
}

/* ---------- curadoria de flashcards (admin) ---------- */
.fca-head h2 { margin-bottom: 2px; }
.fca-bar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin: 12px 0 16px; }
.fca-bar #fca-q {
  flex: 1 1 260px; padding: 9px 12px; font-family: var(--mono);
  background: var(--surface-2); color: var(--text);
  border: 1px solid var(--border); border-radius: var(--radius);
}
.fca-sel { font-size: 0.85rem; color: var(--muted, var(--text)); display: flex; align-items: center; gap: 6px; }
.fca-sel select {
  padding: 7px 8px; font-family: var(--mono);
  background: var(--surface-2); color: var(--text);
  border: 1px solid var(--border); border-radius: var(--radius);
}
.fca-grupo { margin-bottom: 18px; }
.fca-grupo > h3 { color: var(--accent-2); border-bottom: 1px solid var(--border); padding-bottom: 4px; }
.fca-card {
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 10px 12px; margin: 8px 0;
}
.fca-card.fca-rev { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 8%, var(--surface-2)); }
.fca-top { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.fca-top .fca-mark {
  margin-left: auto; padding: 5px 10px; cursor: pointer;
  background: var(--surface); color: var(--text);
  border: 1px solid var(--border); border-radius: var(--radius); font-family: var(--mono);
}
.fca-card.fca-rev .fca-mark { background: var(--accent); color: #08121f; border-color: var(--accent); }
.fca-deck { opacity: 0.8; }
.fca-orfao { color: var(--accent); border: 1px dashed var(--accent); }
.fca-det { margin-top: 8px; }
.fca-det > summary { cursor: pointer; color: var(--text); }
.fca-frente { font-weight: 600; margin: 8px 0; }
.fca-verso { border-top: 1px dashed var(--border); padding-top: 8px; }
.fca-top .fca-edit {
  margin-left: auto; padding: 5px 10px; cursor: pointer;
  background: var(--surface); color: var(--text);
  border: 1px solid var(--border); border-radius: var(--radius); font-family: var(--mono);
}
.fca-top .fca-edit + .fca-mark { margin-left: 0; }

/* editor markdown leve (admin: flashcards e verbetes) */
.edmd { border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.edmd-rotulo { margin: 14px 0 4px; }
.edmd-bar {
  display: flex; flex-wrap: wrap; gap: 4px; align-items: center;
  padding: 6px 8px; background: var(--surface-2); border-bottom: 1px solid var(--border);
}
.edmd-btn {
  padding: 3px 9px; cursor: pointer; font-size: 0.78rem;
  background: var(--surface); color: var(--text);
  border: 1px solid var(--border); border-radius: 5px;
}
.edmd-btn:hover { border-color: var(--accent); }
.edmd-corpo { display: grid; grid-template-columns: 1fr 1fr; }
.edmd-corpo.edmd-sem-prev { grid-template-columns: 1fr; }
.edmd-corpo.edmd-sem-prev .edmd-prev { display: none; }
.edmd-ta {
  width: 100%; min-height: 180px; resize: vertical; padding: 10px;
  background: var(--surface); color: var(--text); border: none;
  font-family: var(--mono); font-size: 0.82rem; line-height: 1.5;
}
.edmd-ta:focus { outline: none; }
.edmd-prev {
  padding: 10px 12px; border-left: 1px solid var(--border);
  background: var(--surface-2); overflow: auto; max-height: 420px;
  font-size: 0.88rem;
}
.edmd-prev img { max-width: 100%; }
@media (max-width: 720px) {
  .edmd-corpo { grid-template-columns: 1fr; }
  .edmd-prev { border-left: none; border-top: 1px solid var(--border); }
}

/* modal de edição de flashcard, com navegação lateral anterior/próximo */
.fca-modal { gap: 10px; }
.fca-modal-card {
  width: min(980px, 92vw); max-height: 92vh; overflow: auto;
  display: flex; flex-direction: column; gap: 10px;
}
.fca-modal-head { display: flex; align-items: center; gap: 10px; }
.fca-modal-campos { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 10px; }
.fca-campo { display: flex; flex-direction: column; gap: 4px; font-size: 0.75rem;
  color: var(--text-dim); font-family: var(--mono); }
.fca-campo input {
  padding: 6px 9px; background: var(--surface-2); color: var(--text);
  border: 1px solid var(--border); border-radius: 6px; font-size: 0.85rem;
}
.fca-modal-pe { display: flex; align-items: center; gap: 10px; }
.fca-nav {
  flex: 0 0 auto; width: 44px; height: 64px; font-size: 1.6rem; cursor: pointer;
  background: var(--surface); color: var(--text);
  border: 1px solid var(--border); border-radius: var(--radius);
}
.fca-nav:disabled { opacity: 0.3; cursor: default; }
@media (max-width: 720px) {
  .fca-modal-campos { grid-template-columns: 1fr; }
  .fca-nav { width: 34px; height: 48px; }
}

/* rodapé da página de edição de verbete */
.vae-pe {
  display: flex; align-items: center; gap: 10px; margin-top: 14px;
  position: sticky; bottom: 0; padding: 10px 0;
  background: var(--bg);
}

/* ---- Fase 5: faixa de trial/expiração + página de assinatura ---- */
.trial-banner {
  padding: 8px 16px; text-align: center; font-size: 0.92rem;
  border-bottom: 1px solid var(--border);
}
.trial-banner.trial { background: var(--surface-2); color: var(--text); }
.trial-banner.expirado { background: #5b1a1a; color: #ffe3e3; }
.trial-banner a { color: var(--accent); font-weight: 600; }
.trial-banner.expirado a { color: #ffd9a8; }

.assine .card.paywall { border-color: var(--warn); }
.planos { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 16px; }
.plano-card { flex: 1 1 220px; max-width: 320px; text-align: center; }
.plano-card h3 { margin: 0 0 8px; }
.plano-preco { font-size: 1.8rem; font-weight: 700; color: var(--accent); margin: 6px 0; }
.plano-preco span { font-size: 0.95rem; color: var(--text-dim); font-weight: 400; }
.plano-btn { margin-top: 10px; width: 100%; }

/* ---- Hot-topics em tiers de incidência ---- */
.hot-tier { margin-bottom: 22px; }
.hot-tier-head {
  display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap;
  margin: 0 0 10px; padding-bottom: 6px; border-bottom: 1px solid var(--border);
}
.hot-flames { font-size: 0.95rem; filter: saturate(1.1); }
.hot-tier-nome { font-family: var(--mono); font-size: 1rem; font-weight: 600; color: var(--text); }