/* Suppress transitions on initial page load (removed by sidebar.js) */
.sidebar-no-transition,
.sidebar-no-transition *,
.sidebar-no-transition *::before,
.sidebar-no-transition *::after {
  transition: none !important;
}


/* ========== SIDEBAR ========== */
.sidebar {
  width: var(--sidebar-w);
  min-height: 100vh;
  background: var(--sidebar-bg);
  color: #c7d2fe;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 100;
  transition: width var(--transition-slow), transform var(--transition-slow);
  overflow: hidden;
}

.sidebar.collapsed {
  width: var(--sidebar-collapsed-w);
}

/* Sidebar Header / Brand */
.sidebar-brand {
  height: var(--navbar-h);
  display: flex;
  align-items: center;
  padding: 0 20px;
  gap: 12px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  flex-shrink: 0;
}

.sidebar-brand .brand-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
  letter-spacing: -0.5px;
}

.sidebar-brand .brand-text {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  white-space: nowrap;
  opacity: 1;
  transition: opacity var(--transition);
}

.sidebar.collapsed .brand-text { opacity: 0; pointer-events: none; }
.sidebar.collapsed .sidebar-label { opacity: 0; pointer-events: none; width: 0; height: 0; padding: 0; margin: 0; }
.sidebar.collapsed .nav-text { opacity: 0; pointer-events: none; }
.sidebar.collapsed .nav-arrow { opacity: 0; pointer-events: none; }
.sidebar.collapsed .nav-badge { display: none; }
.sidebar.collapsed .phase-badge { display: none; }
.sidebar.collapsed .sidebar-footer-info { display: none; }

/* Collapsed submenu hidden completely (but allow flyout on hover via position:fixed) */
.sidebar.collapsed .nav-sub { max-height: 0 !important; overflow: hidden !important; padding: 0 !important; visibility: hidden; }
.sidebar.collapsed .sidebar-brand { overflow: hidden; }

/* Sidebar Navigation */
.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 12px 0;
}

.sidebar-nav::-webkit-scrollbar { width: 4px; }
.sidebar-nav::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 4px; }

.sidebar-label {
  padding: 16px 20px 8px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #818cf8;
  opacity: 1;
  transition: opacity var(--transition);
  white-space: nowrap;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  padding: 0 16px;
  height: 42px;
  gap: 12px;
  color: #a5b4fc;
  font-size: 14px;
  font-weight: 450;
  border-radius: 8px;
  margin: 2px 8px;
  transition: all var(--transition);
  white-space: nowrap;
  cursor: pointer;
}

.nav-link:hover {
  background: var(--sidebar-hover);
  color: #e0e7ff;
}

.nav-link.active {
  background: var(--sidebar-active);
  color: #fff;
  font-weight: 500;
}

.nav-link .nav-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-link .nav-icon svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  stroke-width: 1.75;
  fill: none;
}

.nav-link .nav-text {
  flex: 1;
  opacity: 1;
  transition: opacity var(--transition);
}

.nav-link .nav-arrow {
  width: 16px;
  height: 16px;
  opacity: 0.5;
  transition: transform var(--transition), opacity var(--transition);
}

.nav-link .nav-arrow svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

.nav-item.open > .nav-link .nav-arrow {
  transform: rotate(90deg);
}

.nav-link .nav-badge {
  background: var(--error);
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  padding: 1px 7px;
  border-radius: 10px;
  line-height: 18px;
}

/* Phase badge */
.nav-link .phase-badge {
  background: rgba(168,85,247,0.2);
  color: #c084fc;
  font-size: 10px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 4px;
  line-height: 16px;
  letter-spacing: 0.02em;
}

/* Sub-navigation */
.nav-sub {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.nav-sub li {
  display: block;
}

.nav-item.open > .nav-sub {
  max-height: 600px;
  overflow: visible;
}

/* Submenu items have icons + adjusted padding */
.nav-sub .nav-link {
  padding: 0 16px 0 44px;
  height: 36px;
  font-size: 13px;
  color: #818cf8;
  margin: 1px 8px;
  gap: 10px;
  display: flex;
  align-items: center;
}

.nav-sub .nav-link .nav-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-sub .nav-link .nav-icon svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

.nav-sub .nav-link .nav-text {
  opacity: 1;
}

.nav-sub .nav-link:hover {
  color: #c7d2fe;
  background: var(--sidebar-hover);
}

.nav-sub .nav-link.active {
  color: #fff;
  background: rgba(99,102,241,0.15);
}

/* Flyout popup submenu when collapsed — JS sets top position */
.sidebar.collapsed .nav-item[data-has-sub]:hover > .nav-sub {
  max-height: none !important;
  overflow: visible !important;
  visibility: visible !important;
  position: fixed;
  left: var(--sidebar-collapsed-w);
  width: 220px;
  background: var(--sidebar-bg);
  border-radius: 0 8px 8px 0;
  box-shadow: 4px 4px 16px rgba(0,0,0,0.3);
  padding: 8px 0 !important;
  z-index: 200;
}

.sidebar.collapsed .nav-item[data-has-sub]:hover > .nav-sub li {
  display: block;
}

.sidebar.collapsed .nav-item[data-has-sub]:hover > .nav-sub .nav-link {
  padding: 0 16px;
  margin: 1px 8px;
  height: 36px;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 10px;
}

.sidebar.collapsed .nav-item[data-has-sub]:hover > .nav-sub .nav-text {
  opacity: 1 !important;
  pointer-events: auto !important;
}

.sidebar.collapsed .nav-item[data-has-sub]:hover > .nav-sub .phase-badge {
  display: inline-block !important;
}

/* Sidebar Footer */
.sidebar-footer {
  padding: 12px 16px;
  border-top: 1px solid rgba(255,255,255,0.06);
  flex-shrink: 0;
}

.sidebar-footer-info {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 4px;
}

.sidebar-footer-info .market-dot {
  width: 8px;
  height: 8px;
  background: var(--success);
  border-radius: 50%;
  flex-shrink: 0;
}

.sidebar-footer-info .market-name {
  font-size: 12px;
  color: #a5b4fc;
  white-space: nowrap;
}

.sidebar-footer-info .market-status {
  font-size: 11px;
  color: var(--success);
  margin-left: auto;
  white-space: nowrap;
}

/* ========== MAIN WRAPPER ========== */
.main-wrapper {
  flex: 1;
  margin-left: var(--sidebar-w);
  transition: margin-left var(--transition-slow);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.sidebar.collapsed ~ .main-wrapper {
  margin-left: var(--sidebar-collapsed-w);
}

/* ========== SIDEBAR OVERLAY (mobile) ========== */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 90;
  backdrop-filter: blur(2px);
}

.sidebar-overlay.active {
  display: block;
}

/* ========== RESPONSIVE: Sidebar ========== */
@media (max-width: 1024px) {
  .sidebar {
    transform: translateX(-100%);
  }
  .sidebar.mobile-open {
    transform: translateX(0);
    width: var(--sidebar-w);
  }
  .main-wrapper {
    margin-left: 0 !important;
  }
}