/* ══════════════════════════════════════════════════════════════
   SUPERSIMULADOR PY — Layout
   Right sidebar · Minimal topbar · Editorial main
   ══════════════════════════════════════════════════════════════ */

/* ─── Topbar (minimal, 48px) ──────────────────────────────── */
.topbar {
  height: var(--topbar-height);
  background: var(--color-charcoal);
  color: var(--color-ink-dark);
  padding: 0 var(--space-5);
  display: flex;
  align-items: center;
  gap: var(--space-4);
  position: sticky;
  top: 0;
  z-index: var(--z-topbar);
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.topbar .brand {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--color-ink-dark);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  letter-spacing: -0.02em;
}

.topbar .brand-mark {
  width: 30px;
  height: 30px;
  background: var(--color-terracotta);
  clip-path: polygon(30% 0%, 70% 0%, 100% 30%, 100% 70%, 70% 100%, 30% 100%, 0% 70%, 0% 30%);
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 0.8rem;
  transition: transform var(--duration-normal) var(--ease-out-expo);
}

.topbar .brand:hover .brand-mark {
  transform: rotate(22.5deg);
}

.topbar .brand sub {
  font-size: 0.55em;
  opacity: 0.5;
  font-weight: 500;
  margin-left: 0.15rem;
  font-family: var(--font-body);
  letter-spacing: 0;
}

.topbar-meta {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.topbar .user-chip {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: rgba(255,255,255,0.75);
  font-family: var(--font-body);
  font-size: var(--text-sm);
}

.topbar .user-chip .avatar {
  width: 26px;
  height: 26px;
  clip-path: polygon(30% 0%, 70% 0%, 100% 30%, 100% 70%, 70% 100%, 30% 100%, 0% 70%, 0% 30%);
  background: var(--color-terracotta);
  display: grid;
  place-items: center;
  color: #fff;
  font-weight: 600;
  font-size: 0.65rem;
}

.topbar .btn-link-light {
  color: rgba(255,255,255,0.55);
  text-decoration: none;
  font-size: var(--text-sm);
  transition: color var(--duration-fast) var(--ease-out-expo);
  padding: var(--space-1) var(--space-2);
  background: none;
  border: 0;
  cursor: pointer;
}
.topbar .btn-link-light:hover { color: var(--color-gold-bright); }

/* Theme toggle */
.theme-toggle {
  width: 30px;
  height: 30px;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.04);
  color: rgba(255,255,255,0.6);
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-out-expo);
  font-size: 0.8rem;
}
.theme-toggle:hover {
  background: rgba(255,255,255,0.1);
  color: var(--color-gold-bright);
  border-color: rgba(255,255,255,0.2);
}

/* ─── Layout Container ───────────────────────────────────── */
.layout {
  display: flex;
  min-height: calc(100vh - var(--topbar-height));
  flex-direction: row-reverse; /* Sidebar on RIGHT */
}

/* ─── Sidebar (RIGHT, 64px collapsed, 240px expanded) ───── */
.sidebar {
  width: var(--sidebar-collapsed);
  flex-shrink: 0;
  background: var(--color-surface);
  border-left: 1px solid var(--color-border-light);
  padding: var(--space-4) var(--space-2);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: var(--topbar-height);
  height: calc(100vh - var(--topbar-height));
  overflow-y: auto;
  overflow-x: hidden;
  z-index: var(--z-sidebar);
  transition: width var(--duration-normal) var(--ease-out-expo);
}

.sidebar:hover {
  width: var(--sidebar-expanded);
}

.sidebar-section {
  margin-bottom: var(--space-5);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.sidebar-label {
  display: none;
  font-size: 0.62rem;
  font-weight: 600;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-2);
  padding: 0 var(--space-2);
  width: 100%;
}

.sidebar:hover .sidebar-label {
  display: block;
}

.sidebar .nav-link {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  padding: var(--space-3);
  color: var(--color-muted);
  font-family: var(--font-body);
  font-weight: 500;
  font-size: var(--text-sm);
  margin-bottom: 2px;
  transition: all var(--duration-fast) var(--ease-out-expo);
  text-decoration: none;
  position: relative;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sharp);
}

.sidebar:hover .nav-link {
  justify-content: flex-start;
  width: 100%;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sharp);
}

.sidebar .nav-link i {
  font-size: 1.15rem;
  width: 22px;
  text-align: center;
  flex-shrink: 0;
}

.sidebar .nav-link span,
.sidebar .nav-link .sidebar-label-text {
  display: none;
  white-space: nowrap;
  overflow: hidden;
}

.sidebar:hover .nav-link span,
.sidebar:hover .nav-link .sidebar-label-text {
  display: inline;
}

.sidebar .nav-link:hover {
  background: var(--color-terracotta-wash);
  color: var(--color-terracotta);
}

.sidebar .nav-link.active {
  background: var(--color-terracotta-wash);
  color: var(--color-terracotta);
  font-weight: 600;
}

.sidebar .nav-link.active::after {
  content: '';
  position: absolute;
  right: -8px;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 20px;
  background: var(--color-gold);
}

[data-bs-theme="dark"] .sidebar .nav-link:hover,
[data-bs-theme="dark"] .sidebar .nav-link.active {
  background: rgba(199,91,57,0.12);
}

.sidebar .mt-auto {
  margin-top: auto;
}

/* ─── Main Content Area ──────────────────────────────────── */
.main {
  flex: 1;
  padding: var(--space-6) var(--space-8);
  overflow-x: hidden;
  min-width: 0;
  background: var(--color-canvas);
}

.main:focus-visible { outline: none; }

/* ─── Page Header ────────────────────────────────────────── */
.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--space-6);
  gap: var(--space-4);
  flex-wrap: wrap;
}

.page-header h1 {
  margin: 0 0 0.1em;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-ink);
}

.page-header .lead {
  color: var(--color-muted);
  margin: 0;
  font-size: var(--text-base);
  font-family: var(--font-body);
  font-style: italic;
}

/* ─── Breadcrumbs ────────────────────────────────────────── */
.breadcrumb-text {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.breadcrumb-text a {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-muted);
}

.breadcrumb-text a:hover { color: var(--color-terracotta); }

.breadcrumb-text .sep {
  color: var(--color-border);
  font-family: var(--font-display);
}

/* ─── Footer ─────────────────────────────────────────────── */
.footer {
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--color-border-light);
  background: var(--color-surface);
  color: var(--color-muted);
  font-size: var(--text-xs);
  font-family: var(--font-body);
  text-align: center;
}

.footer a { color: var(--color-muted); }
.footer a:hover { color: var(--color-terracotta); }

/* ─── Divider ────────────────────────────────────────────── */
.divider {
  border-top: 1px solid var(--color-border-light);
  margin: var(--space-5) 0;
}

/* ─── Responsive ─────────────────────────────────────────── */
@media (max-width: 992px) {
  .layout { flex-direction: column; }

  .sidebar {
    position: fixed;
    right: -100%;
    top: var(--topbar-height);
    width: var(--sidebar-expanded);
    transition: right var(--duration-normal) var(--ease-out-expo);
    box-shadow: var(--shadow-elevated);
    border-left: none;
    border-right: 1px solid var(--color-border-light);
  }

  .sidebar.open {
    right: 0;
  }

  .sidebar:hover { width: var(--sidebar-expanded); }
  .sidebar .nav-link { justify-content: flex-start; width: 100%; gap: var(--space-3); padding: var(--space-3) var(--space-4); border-radius: var(--radius-sharp); }
  .sidebar .nav-link span, .sidebar .sidebar-label-text { display: inline; }
  .sidebar .sidebar-label { display: block; }

  .main { padding: var(--space-4); }
  .topbar .brand sub { display: none; }
}

@media (max-width: 576px) {
  .topbar { padding: 0 var(--space-3); }
  .topbar .user-chip .d-md-inline { display: none !important; }
  .main { padding: var(--space-3); }
  .page-header { flex-direction: column; }
}