/* ============================================================
   BrainTest 3.3.x — style.css (LEGADO ATUALIZADO)
   - Sem cores fixas (tudo via ui-theme.css)
   - Mantém seletores antigos para não quebrar páginas antigas
   - Visual: ChatGPT-like + acento rosa BrainTest
   ============================================================ */

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

html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  max-width: 100%;
  height: 100%;
  overflow-x: hidden;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body {
  background: var(--color-bg);
  color: var(--color-text);
  transition: var(--transition-theme);
}

/* Layout clássico: sidebar + main */
body {
  display: flex;
  min-height: 100vh;
}

/* Sidebar (legado) */
.sidebar {
  width: 250px;
  min-width: 250px;
  height: 100vh;
  position: sticky;
  top: 0;

  background: var(--color-card);
  color: var(--color-text);

  padding: 18px 14px;
  border-right: 1px solid var(--color-border);
  box-shadow: 4px 0 16px rgba(0,0,0,0.28);
  z-index: 100;
  overflow: hidden;

  display: flex;
  flex-direction: column;
}

.sidebar h1,
.sidebar h2,
.sidebar h3 {
  margin: 0 0 10px;
  font-size: 16px;
  font-weight: 750;
  color: var(--color-text);
  letter-spacing: .2px;
}

.sidebar nav {
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

/* Links do menu (legado) */
.sidebar a,
.sidebar nav a {
  display: flex;
  align-items: center;
  gap: 10px;

  text-decoration: none;
  color: var(--color-text);
  font-weight: 650;
  font-size: 13px;

  padding: 10px 12px;
  border-radius: 999px;
  border: 1px solid transparent;

  transition: background-color .2s ease, border-color .2s ease, transform .16s ease;
}

.sidebar a:hover,
.sidebar nav a:hover {
  background: var(--hover-soft);
  transform: translateY(-1px);
}

.sidebar a.active,
.sidebar nav a.active {
  background: rgba(246,164,195,0.18);
  border-color: rgba(246,164,195,0.22);
  color: var(--color-primary);
}

/* Main */
main {
  flex: 1;
  min-width: 0;
  padding: 28px;
}

/* Header (legado) */
header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 16px;
}

header h1 {
  margin: 0;
  font-size: 22px;
  font-weight: 800;
  color: var(--color-text);
}

header p {
  margin: 6px 0 0;
  color: var(--color-text-secondary);
  font-weight: 600;
}

/* Cards grid (legado) */
.cards {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

@media (max-width: 1100px){
  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 720px){
  body { display: block; }
  .sidebar {
    width: 100%;
    min-width: 0;
    height: auto;
    position: relative;
    border-right: none;
    border-bottom: 1px solid var(--color-border);
    box-shadow: none;
  }
  main { padding: 18px; }
  .cards { grid-template-columns: 1fr; }
}

/* Card (legado) */
.card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  padding: 16px;
  transition: var(--transition-theme);
  min-width: 0;
}

.card h2, .card h3 {
  margin: 0 0 8px;
  color: var(--color-text);
  font-weight: 800;
  letter-spacing: .2px;
}

.card p, .card span, .card small, .card label {
  color: var(--color-text-secondary);
}

/* Botões (legado) */
button,
.btn {
  appearance: none;
  border: 1px solid var(--color-border);
  background: transparent;
  color: var(--color-text);
  padding: 10px 14px;
  border-radius: 999px;
  font-weight: 750;
  cursor: pointer;
  transition: background-color .2s ease, transform .16s ease, border-color .2s ease;
}

button:hover,
.btn:hover {
  background: var(--hover-soft);
  transform: translateY(-1px);
}

/* Botão primário */
.btn-primary,
button.primary,
button[type="submit"] {
  border: none;
  color: #fff;
  background: linear-gradient(130deg, var(--color-primary), var(--color-secondary));
  background-size: 200% 200%;
  box-shadow: 0 14px 26px rgba(0,0,0,0.22);
}

.btn-primary:hover,
button.primary:hover,
button[type="submit"]:hover {
  background-position: 100% 0;
  transform: translateY(-2px);
}

/* Inputs (legado) */
input, select, textarea {
  background: var(--color-input-bg);
  color: var(--color-text);
  border: 1px solid var(--color-input-border);
  padding: 10px 12px;
  border-radius: 10px;
  outline: none;
  font-size: .92rem;
}

input::placeholder, textarea::placeholder {
  color: var(--color-input-placeholder);
}

input:focus, select:focus, textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary);
}

/* Utilitários */
.muted { color: var(--color-muted); }
.hidden { display: none !important; }

/* Acessibilidade: reduz movimento se o sistema pedir */
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}