/* ══════════════════════════════════════════════════
   Sistema de usuarios — pantalla de selección y widgets
══════════════════════════════════════════════════ */

/* ── Pantalla de selección ────────────────────────── */
#user-screen {
  position: fixed; inset: 0; z-index: 9999;
  background: var(--bg);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none;
  transition: opacity 0.2s;
}
#user-screen.visible { opacity: 1; pointer-events: all; }

.user-screen-content { text-align: center; max-width: 520px; width: 100%; padding: 24px; }

.user-screen-logo {
  font-family: var(--font-d); font-size: 28px; font-weight: 700;
  letter-spacing: 0.1em; color: var(--text); margin-bottom: 4px;
}
.user-screen-sub {
  font-size: 12px; color: var(--text3); letter-spacing: 0.08em;
  text-transform: uppercase; margin-bottom: 40px;
}
.user-screen-title {
  font-family: var(--font-d); font-size: 18px; font-weight: 700;
  margin-bottom: 28px; color: var(--text);
}

/* Cards de usuario */
.user-cards-row {
  display: flex; gap: 16px; flex-wrap: wrap;
  justify-content: center; margin-bottom: 24px;
}

.user-card {
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  cursor: pointer; padding: 16px 20px; border-radius: 12px;
  border: 1px solid var(--border); background: var(--bg3);
  transition: border-color 0.15s, transform 0.15s; min-width: 90px;
}
.user-card:hover { border-color: var(--border2); transform: translateY(-3px); }

.user-avatar {
  width: 56px; height: 56px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-d); font-size: 22px; font-weight: 700;
  color: #fff; flex-shrink: 0;
  transition: transform 0.15s;
}
.user-card:hover .user-avatar { transform: scale(1.06); }

.user-avatar-new {
  background: var(--bg4) !important;
  border: 2px dashed var(--border2);
  color: var(--text3) !important;
  font-size: 18px !important;
}
.user-card:hover .user-avatar-new { border-color: var(--accent2); color: var(--accent2) !important; }

.user-card-name {
  font-size: 13px; font-weight: 500; color: var(--text2);
}
.user-card-lock {
  font-size: 11px; color: var(--text3);
}

/* Formulario de creación */
.user-create-form {
  background: var(--bg3); border: 1px solid var(--border);
  border-radius: 12px; padding: 24px; text-align: left;
  max-width: 320px; margin: 0 auto;
}

.user-color-picker {
  display: flex; gap: 10px; margin: 14px 0; flex-wrap: wrap;
}
.color-dot {
  width: 26px; height: 26px; border-radius: 50%; cursor: pointer;
  border: 2px solid transparent; transition: transform 0.12s, border-color 0.12s;
}
.color-dot:hover   { transform: scale(1.1); }
.color-dot.selected { border-color: var(--text); transform: scale(1.15); }

.user-form-actions {
  display: flex; gap: 8px; justify-content: flex-end; margin-top: 16px;
}

/* ── Widget del sidebar ───────────────────────────── */
.sidebar-user {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 10px; border-radius: 8px;
  background: var(--bg3); border: 1px solid var(--border);
  margin-bottom: 8px;
}
.user-avatar-sm {
  width: 26px; height: 26px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 700; color: #fff; flex-shrink: 0;
}
.sidebar-user-name {
  flex: 1; font-size: 12px; font-weight: 500;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.sidebar-user-switch {
  background: none; border: none; color: var(--text3); cursor: pointer;
  padding: 2px; border-radius: 4px; transition: color 0.12s; flex-shrink: 0;
}
.sidebar-user-switch:hover { color: var(--text); }

/* ── Puntuaciones multi-usuario en Media / Libros ─── */
.m-avg {
  font-size: 10px; color: var(--text3); margin-left: 3px;
}
.b-avg {
  font-size: 11px; color: var(--text2); margin-top: 4px;
}