/* ============================================================
   layout.css — Navigation, sidebar, structure des pages
   Broadpeak CRM Design System
   ============================================================ */

/* ── Topbar (homepage) ── */
.topbar {
  background: var(--color-navy);
  padding: 0 2rem;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
  border-bottom: 1px solid var(--border-dark);
  position: sticky; top: 0;
  z-index: 100;
}
.logo { display: flex; align-items: center; gap: 10px; }
.logo-mark {
  width: 30px; height: 30px;
  background: linear-gradient(135deg, var(--color-blue), var(--color-cyan));
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-head); font-weight: 800; font-size: 15px; color: white;
}
.logo-text { font-family: var(--font-head); font-weight: 700; font-size: 1.0625rem; color: white; }
.logo-text span { color: var(--color-cyan); }

.nav-links { display: flex; align-items: center; gap: .25rem; }
.nav-link {
  color: var(--text-secondary);
  font-size: .875rem;
  font-weight: 500;
  padding: .5rem .875rem;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  cursor: pointer;
  background: none;
  border: none;
  font-family: var(--font-body);
}
.nav-link:hover  { background: var(--surface-hover); color: var(--text-primary); }
.nav-link.active { background: var(--surface-active); color: var(--color-cyan); }

.nav-user { display: flex; align-items: center; gap: .75rem; }
.user-info { text-align: right; }
.user-name { font-size: .8125rem; font-weight: 600; color: white; }
.user-role { font-size: .75rem; color: var(--text-muted); }
.avatar {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-blue), var(--color-cyan));
  display: flex; align-items: center; justify-content: center;
  color: white; font-size: .875rem; font-weight: 700; cursor: pointer;
}
.btn-logout {
  background: var(--surface-base);
  color: var(--text-secondary);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-sm);
  padding: .375rem .75rem;
  font-size: .8125rem;
  cursor: pointer;
  font-family: var(--font-body);
  transition: var(--transition);
}
.btn-logout:hover { background: var(--surface-hover); color: white; }

.topbar-right { display: flex; align-items: center; gap: 12px; }
.env-badge {
  background: rgba(6,182,212,.15);
  color: var(--color-cyan);
  font-size: 11px; font-weight: 600;
  padding: 3px 10px;
  border-radius: 20px;
  border: 1px solid rgba(6,182,212,.3);
}
.server-name { color: var(--text-muted); font-size: 12px; }

/* ── App layout (portal, monitoring) ── */
.app-layout {
  display: flex;
  min-height: calc(100vh - var(--nav-height));
}

/* ── Sidebar ── */
.sidebar {
  width: var(--sidebar-width);
  background: var(--color-navy2);
  padding: 1.5rem 1rem;
  flex-shrink: 0;
  border-right: 1px solid var(--border-dark);
  overflow-y: auto;
}
.sidebar-section { margin-bottom: 1.5rem; }
.sidebar-label {
  font-size: .6875rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 0 .5rem;
  margin-bottom: .5rem;
}
.sidebar-item {
  display: flex;
  align-items: center;
  gap: .625rem;
  padding: .5rem .625rem;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: .875rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  background: none;
  width: 100%;
  text-align: left;
  font-family: var(--font-body);
}
.sidebar-item:hover  { background: var(--surface-hover); color: var(--text-primary); }
.sidebar-item.active { background: var(--surface-active); color: var(--color-cyan); }

.sidebar-badge {
  margin-left: auto;
  background: var(--color-blue);
  color: white;
  font-size: .6875rem;
  font-weight: 700;
  padding: .1rem .4rem;
  border-radius: 20px;
  min-width: 20px;
  text-align: center;
}

/* ── Main content area ── */
.main { flex: 1; overflow: hidden; display: flex; flex-direction: column; background: var(--color-gray50); }
.page { display: none; flex-direction: column; flex: 1; }
.page.active { display: flex; }

/* ── Page header ── */
.page-header {
  background: white;
  padding: 1.25rem 2rem;
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}
.page-title { font-family: var(--font-head); font-size: 1.375rem; font-weight: 700; color: var(--color-navy); }
.page-subtitle { font-size: .8125rem; color: var(--color-gray600); margin-top: .15rem; }

/* ── Stats row ── */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  padding: 1.25rem 2rem 0;
  flex-shrink: 0;
}

/* ── Content scroll area ── */
.content {
  padding: 1.25rem 2rem 2rem;
  flex: 1;
  overflow-y: auto;
}

/* ── Homepage specific ── */
.hero {
  background: var(--color-navy);
  padding: 1.5rem 2rem 1.25rem;
  flex-shrink: 0;
}
.hero-title { font-family: var(--font-head); font-weight: 800; font-size: 1.625rem; color: white; }
.hero-title span { color: var(--color-cyan); }
.hero-sub { font-size: .8125rem; color: var(--text-muted); margin-top: .3rem; }
.hero-status-row { display: flex; align-items: center; gap: 1.5rem; margin-top: .875rem; }
.hero-status-item { display: flex; align-items: center; gap: .375rem; font-size: .75rem; color: var(--text-secondary); }

.grid-wrap {
  flex: 1;
  padding: 1.25rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.125rem;
  overflow-y: auto;
  background: var(--color-navy);
}
.section-label {
  font-size: .6875rem; font-weight: 600;
  letter-spacing: .07em; text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: .625rem;
}
.tiles      { display: grid; gap: .75rem; }
.tiles-2    { grid-template-columns: repeat(2, 1fr); }
.tiles-3    { grid-template-columns: repeat(3, 1fr); }
.tiles-4    { grid-template-columns: repeat(4, 1fr); }

/* ── Monitoring grid ── */
.monitor-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
@media (max-width: 1100px) { .monitor-grid { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 700px)  { .monitor-grid { grid-template-columns: 1fr; } }

/* ── Responsive ── */
@media (max-width: 1024px) {
  .stats-row   { grid-template-columns: repeat(2,1fr); }
  .tiles-3     { grid-template-columns: repeat(2,1fr); }
  .tiles-4     { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 768px) {
  .sidebar     { display: none; }
  .tiles-2     { grid-template-columns: 1fr; }
  .tiles-3     { grid-template-columns: 1fr; }
  .tiles-4     { grid-template-columns: repeat(2,1fr); }
  .stats-row   { grid-template-columns: repeat(2,1fr); }
  .page-header { padding: 1rem; }
  .content     { padding: 1rem; }
}