/* ═══════════════════════════════════════════════════════════════════════════
   Finance Hub — Design System v2
   Modern dark-first UI · Material Design 3 elevation · Fintech aesthetics
   ═══════════════════════════════════════════════════════════════════════════ */

/* ─── Custom Properties ─── */
:root {
  --accent:        #6366f1;
  --accent-light:  #818cf8;
  --accent-dim:    rgba(99,102,241,.12);
  --accent-glow:   rgba(99,102,241,.3);
  --green:  #10b981;
  --red:    #f43f5e;
  --yellow: #f59e0b;
  --blue:   #3b82f6;
  --shadow-xs: 0 1px 2px rgba(0,0,0,.05);
  --shadow-sm: 0 2px 8px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md: 0 4px 16px rgba(0,0,0,.08), 0 2px 4px rgba(0,0,0,.04);
  --shadow-lg: 0 8px 32px rgba(0,0,0,.10), 0 4px 8px rgba(0,0,0,.06);
  --border-subtle: rgba(226,232,240,.7);
  --border-strong: rgba(226,232,240,.9);
  --surface-0: #ffffff;
  --surface-1: #f8fafc;
  --surface-2: #f1f5f9;
  --text-primary:   #0f172a;
  --text-secondary: #475569;
  --text-muted:     #94a3b8;
}
.dark {
  --accent-dim:    rgba(99,102,241,.15);
  --accent-glow:   rgba(99,102,241,.25);
  --shadow-xs: 0 1px 2px rgba(0,0,0,.35);
  --shadow-sm: 0 2px 8px rgba(0,0,0,.45),  0 0 0 1px rgba(80,100,150,.07);
  --shadow-md: 0 4px 20px rgba(0,0,0,.55), 0 0 0 1px rgba(80,100,150,.09);
  --shadow-lg: 0 8px 40px rgba(0,0,0,.65), 0 0 0 1px rgba(80,100,150,.11);
  --border-subtle: rgba(80,100,150,.14);
  --border-strong: rgba(80,100,150,.24);
  --surface-0: #080c18;
  --surface-1: #0c1120;
  --surface-2: #111828;
  --surface-3: #172035;
  --text-primary:   #dce6ff;
  --text-secondary: #7b90bc;
  --text-muted:     #404f70;
}

/* ─── Base ─── */
*, *::before, *::after { box-sizing: border-box; }
body {
  font-feature-settings: 'cv02','cv03','cv04','cv11';
  -webkit-font-smoothing: antialiased;
}
.mono, .num, .price {
  font-family: 'JetBrains Mono','Fira Code',ui-monospace,monospace;
  font-feature-settings: 'tnum';
  letter-spacing: -0.01em;
}

/* ─── Ambient background gradient (dark only) ─── */
.dark body {
  position: relative;
}
.dark body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(ellipse 70% 45% at 15% -5%, rgba(99,102,241,.07) 0%, transparent 55%),
    radial-gradient(ellipse 50% 40% at 85% 105%, rgba(139,92,246,.05) 0%, transparent 55%);
}

/* ─── Glass surfaces ─── */
.glass-nav {
  background: rgba(255,255,255,.88);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border-color: var(--border-subtle);
  box-shadow: var(--shadow-sm);
}
.dark .glass-nav {
  background: rgba(8,12,24,.84);
  backdrop-filter: blur(24px) saturate(160%);
  -webkit-backdrop-filter: blur(24px) saturate(160%);
  border-color: var(--border-subtle);
  box-shadow: var(--shadow-md), inset 0 1px 0 rgba(255,255,255,.03);
}

.glass-header {
  background: rgba(255,255,255,.7);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-color: rgba(226,232,240,.4);
}
.dark .glass-header {
  background: rgba(10,14,26,.65);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-color: var(--border-subtle);
}

/* ─── Cards ─── */
.glass-card {
  background: rgba(255,255,255,.75);
  backdrop-filter: blur(14px) saturate(150%);
  -webkit-backdrop-filter: blur(14px) saturate(150%);
  border: 1px solid rgba(226,232,240,.6);
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 200ms ease, border-color 200ms ease, transform 200ms ease;
  position: relative;
  overflow: hidden;
}
.glass-card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(140deg, rgba(255,255,255,.08) 0%, transparent 50%);
  pointer-events: none;
}
.glass-card:hover {
  box-shadow: var(--shadow-md);
  border-color: rgba(99,102,241,.22);
}
.dark .glass-card {
  background: rgba(12,17,32,.72);
  border-color: var(--border-subtle);
  box-shadow: var(--shadow-md), inset 0 1px 0 rgba(255,255,255,.035);
}
.dark .glass-card:hover {
  border-color: rgba(99,102,241,.28);
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(99,102,241,.12), inset 0 1px 0 rgba(255,255,255,.04);
}

/* ─── Sidebar ─── */
.sidebar-collapsed { width: 56px; }
.sidebar-expanded  { width: 232px; }
.transition-sidebar { transition: all 220ms cubic-bezier(.4,0,.2,1); }

/* ─── Sidebar logo ─── */
.sidebar-logo {
  background: linear-gradient(135deg, var(--accent) 0%, #8b5cf6 100%);
  border-radius: 10px;
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(99,102,241,.45);
  flex-shrink: 0;
}

/* ─── Nav items ─── */
.nav-item {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 10px;
  border-radius: 8px;
  font-size: 13.5px;
  transition: all 150ms ease;
  background: transparent;
  border: none;
  cursor: pointer;
  text-decoration: none;
}
.nav-item-inactive { color: var(--text-secondary); }
.nav-item-inactive:hover {
  color: var(--text-primary);
  background: rgba(99,102,241,.08);
}
.dark .nav-item-inactive { color: #5d7098; }
.dark .nav-item-inactive:hover { color: #c4d0f0; background: rgba(99,102,241,.1); }

.nav-item-active {
  background: var(--accent-dim);
  color: var(--accent);
  font-weight: 500;
  box-shadow: inset 0 0 0 1px rgba(99,102,241,.18);
}
.dark .nav-item-active {
  background: rgba(99,102,241,.14);
  color: var(--accent-light);
  box-shadow: inset 0 0 0 1px rgba(99,102,241,.22);
}

.nav-item-collapsed {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px;
  border-radius: 8px;
  position: relative;
  background: transparent;
  border: none;
  cursor: pointer;
  text-decoration: none;
}
.nav-item-collapsed:hover::after {
  content: attr(data-tooltip);
  position: absolute;
  left: calc(100% + 10px);
  top: 50%;
  transform: translateY(-50%);
  padding: 5px 10px;
  background: #111828;
  color: #dce6ff;
  font-size: 12px;
  border-radius: 6px;
  white-space: nowrap;
  pointer-events: none;
  z-index: 50;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-strong);
  animation: tooltipFadeIn 150ms ease-out forwards;
}
@keyframes tooltipFadeIn {
  from { opacity: 0; transform: translateY(-50%) translateX(-4px); }
  to   { opacity: 1; transform: translateY(-50%) translateX(0); }
}

/* ─── Divider ─── */
.divider {
  margin: 4px 10px;
  border-top: 1px solid var(--border-subtle);
}

/* ─── Section header ─── */
.section-header {
  padding: 4px 10px;
  font-size: 10px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

/* ─── User avatar ─── */
.user-avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--accent) 0%, #8b5cf6 100%);
  box-shadow: 0 0 0 2px rgba(99,102,241,.35);
}
.user-avatar-text { font-size: 12px; font-weight: 600; color: #fff; }

/* ─── Breadcrumbs ─── */
.breadcrumb-separator { width: 12px; height: 12px; color: var(--text-muted); }
.breadcrumb-item {
  font-size: 13px;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 150ms;
}
.breadcrumb-item:hover { color: var(--text-primary); }
.breadcrumb-item-active { font-size: 13px; color: var(--text-primary); font-weight: 500; }

/* ─── Page animation ─── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}
.page-content { animation: fadeUp 250ms cubic-bezier(.4,0,.2,1); }

/* ─── Buttons ─── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 18px;
  border-radius: 8px;
  font-weight: 500;
  font-size: 13.5px;
  transition: all 150ms ease;
  border: none;
  cursor: pointer;
  outline: none;
  letter-spacing: 0.01em;
  position: relative;
}
.btn-sm { padding: 5px 12px; font-size: 12.5px; border-radius: 6px; }
.btn-lg { padding: 11px 24px; font-size: 15px; border-radius: 10px; }
.btn:focus-visible {
  box-shadow: 0 0 0 2px var(--surface-0), 0 0 0 4px var(--accent);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent) 0%, #4f46e5 100%);
  color: #fff;
  box-shadow: 0 2px 8px rgba(99,102,241,.4), inset 0 1px 0 rgba(255,255,255,.15);
}
.btn-primary:hover {
  background: linear-gradient(135deg, #4f46e5 0%, #4338ca 100%);
  box-shadow: 0 4px 14px rgba(99,102,241,.5);
  transform: translateY(-1px);
}
.btn-primary:active { transform: translateY(0); }

.btn-default {
  background: #1e293b;
  color: #f1f5f9;
  box-shadow: var(--shadow-xs);
}
.btn-default:hover { background: #334155; }
.dark .btn-default {
  background: rgba(80,100,150,.15);
  border: 1px solid var(--border-strong);
  color: var(--text-primary);
}
.dark .btn-default:hover { background: rgba(80,100,150,.25); }

.btn-outline {
  background: transparent;
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
}
.btn-outline:hover {
  border-color: rgba(99,102,241,.4);
  color: var(--accent);
  background: var(--accent-dim);
}
.dark .btn-outline { border-color: var(--border-strong); color: var(--text-secondary); }

.btn-ghost { background: transparent; color: var(--text-secondary); }
.btn-ghost:hover { background: rgba(99,102,241,.08); color: var(--text-primary); }

.btn-destructive {
  background: linear-gradient(135deg, #e11d48, #be123c);
  color: #fff;
  box-shadow: 0 2px 8px rgba(225,29,72,.35), inset 0 1px 0 rgba(255,255,255,.12);
}
.btn-destructive:hover {
  background: linear-gradient(135deg, #f43f5e, #e11d48);
  box-shadow: 0 4px 14px rgba(225,29,72,.45);
  transform: translateY(-1px);
}
.btn-destructive:active { transform: translateY(0); }

.btn-success {
  background: linear-gradient(135deg, #059669, #047857);
  color: #fff;
  box-shadow: 0 2px 8px rgba(5,150,105,.35), inset 0 1px 0 rgba(255,255,255,.12);
}
.btn-success:hover {
  background: linear-gradient(135deg, #10b981, #059669);
  box-shadow: 0 4px 14px rgba(5,150,105,.45);
  transform: translateY(-1px);
}

/* ─── Badges ─── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 9px;
  border-radius: 9999px;
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.01em;
  border-width: 1px;
  border-style: solid;
}
.badge-success { background: rgba(16,185,129,.1); color: #059669; border-color: rgba(16,185,129,.2); }
.dark .badge-success { background: rgba(16,185,129,.14); color: #34d399; border-color: rgba(16,185,129,.25); }
.badge-warning { background: rgba(245,158,11,.1); color: #b45309; border-color: rgba(245,158,11,.2); }
.dark .badge-warning { background: rgba(245,158,11,.14); color: #fbbf24; border-color: rgba(245,158,11,.25); }
.badge-error { background: rgba(244,63,94,.1); color: #be123c; border-color: rgba(244,63,94,.2); }
.dark .badge-error { background: rgba(244,63,94,.14); color: #fb7185; border-color: rgba(244,63,94,.25); }
.badge-info { background: rgba(59,130,246,.1); color: #1d4ed8; border-color: rgba(59,130,246,.2); }
.dark .badge-info { background: rgba(99,102,241,.14); color: var(--accent-light); border-color: rgba(99,102,241,.25); }
.badge-neutral { background: rgba(100,116,139,.08); color: #475569; border-color: rgba(100,116,139,.15); }
.dark .badge-neutral { background: rgba(80,100,150,.12); color: var(--text-secondary); border-color: var(--border-subtle); }
.badge-live {
  background: rgba(16,185,129,.14);
  color: #10b981;
  border-color: rgba(16,185,129,.3);
  animation: livePulse 2.5s ease-in-out infinite;
}
@keyframes livePulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(16,185,129,0); }
  50% { box-shadow: 0 0 0 3px rgba(16,185,129,.12); }
}

/* ─── Pulse dot ─── */
.pulse-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: #10b981;
  animation: pulseDot 2s ease-out infinite;
}
.pulse-dot-red {
  background: var(--red);
  animation: pulseDotRed 2s ease-out infinite;
}
.pulse-dot-yellow {
  background: var(--yellow);
  animation: pulseDotYellow 2s ease-out infinite;
}
@keyframes pulseDot {
  0% { box-shadow: 0 0 0 0 rgba(16,185,129,.5); }
  70% { box-shadow: 0 0 0 5px rgba(16,185,129,0); }
  100% { box-shadow: 0 0 0 0 rgba(16,185,129,0); }
}
@keyframes pulseDotRed {
  0% { box-shadow: 0 0 0 0 rgba(244,63,94,.5); }
  70% { box-shadow: 0 0 0 5px rgba(244,63,94,0); }
  100% { box-shadow: 0 0 0 0 rgba(244,63,94,0); }
}
@keyframes pulseDotYellow {
  0% { box-shadow: 0 0 0 0 rgba(245,158,11,.5); }
  70% { box-shadow: 0 0 0 5px rgba(245,158,11,0); }
  100% { box-shadow: 0 0 0 0 rgba(245,158,11,0); }
}

/* ─── Semantic colors ─── */
.positive { color: #10b981; }
.negative { color: #f43f5e; }
.text-muted { color: var(--text-muted); }
.dark .positive { color: #34d399; }
.dark .negative { color: #fb7185; }

/* ─── Flash messages ─── */
.flash {
  padding: 12px 16px;
  border-radius: 10px;
  margin-bottom: 12px;
  font-size: 13.5px;
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid;
}
.flash-success { background: rgba(16,185,129,.08); color: #059669; border-color: rgba(16,185,129,.2); }
.dark .flash-success { background: rgba(16,185,129,.1); color: #34d399; border-color: rgba(16,185,129,.2); }
.flash-error { background: rgba(244,63,94,.08); color: #be123c; border-color: rgba(244,63,94,.2); }
.dark .flash-error { background: rgba(244,63,94,.1); color: #fb7185; border-color: rgba(244,63,94,.2); }

/* ─── Forms ─── */
.form-group { margin-bottom: 0; }
.form-group label {
  display: block;
  font-size: 12.5px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 6px;
  letter-spacing: 0.01em;
}
.dark .form-group label { color: #7b90bc; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 9px 13px;
  border: 1px solid rgba(226,232,240,.8);
  border-radius: 9px;
  font-size: 13.5px;
  background: rgba(255,255,255,.9);
  color: #0f172a;
  transition: all 180ms ease;
  outline: none;
}
.dark .form-group input,
.dark .form-group select,
.dark .form-group textarea {
  background: rgba(8,12,24,.75);
  border-color: var(--border-strong);
  color: #dce6ff;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: #94a3b8; }
.dark .form-group input::placeholder,
.dark .form-group textarea::placeholder { color: #404f70; }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
.dark .form-group input:focus,
.dark .form-group select:focus,
.dark .form-group textarea:focus {
  border-color: var(--accent-light);
  box-shadow: 0 0 0 3px rgba(99,102,241,.18);
  background: rgba(12,17,32,.95);
}

/* ─── Tables ─── */
table { width: 100%; border-collapse: collapse; }
thead { background: rgba(248,250,252,.6); }
.dark thead { background: rgba(12,17,32,.55); }
th {
  padding: 10px 14px;
  text-align: left;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  white-space: nowrap;
}
td {
  padding: 11px 14px;
  border-top: 1px solid var(--border-subtle);
  font-size: 13.5px;
}
tbody tr { transition: background 120ms; }
tbody tr:hover { background: rgba(99,102,241,.04); }
.dark tbody tr:hover { background: rgba(99,102,241,.06); }

/* ─── Chart container ─── */
.chart-container {
  background: rgba(255,255,255,.8);
  border-radius: 12px;
  padding: 16px;
  border: 1px solid rgba(226,232,240,.5);
}
.dark .chart-container {
  background: rgba(10,14,26,.7);
  border-color: var(--border-subtle);
}

/* ─── Submenu animations ─── */
.fibo-submenu,.signals-submenu,.vwapema-submenu,
.finder-submenu,.markt-submenu,.lev-submenu,.aktien-submenu {
  max-height: 0;
  overflow: hidden;
  transition: max-height 220ms cubic-bezier(.4,0,.2,1);
}
.fibo-open .fibo-submenu,.fibo-auto-open .fibo-submenu { max-height: 200px; }
.signals-open .signals-submenu,.signals-auto-open .signals-submenu { max-height: 140px; }
.vwapema-open .vwapema-submenu,.vwapema-auto-open .vwapema-submenu { max-height: 200px; }
.finder-open .finder-submenu,.finder-auto-open .finder-submenu { max-height: 140px; }
.markt-open .markt-submenu,.markt-auto-open .markt-submenu { max-height: 140px; }
.lev-open .lev-submenu,.lev-auto-open .lev-submenu { max-height: 240px; }
.aktien-open .aktien-submenu,.aktien-auto-open .aktien-submenu { max-height: 420px; }

.fibo-chevron,.signals-chevron,.vwapema-chevron,
.finder-chevron,.markt-chevron,.lev-chevron,.aktien-chevron {
  transition: transform 220ms cubic-bezier(.4,0,.2,1);
}
.fibo-open .fibo-chevron,.fibo-auto-open .fibo-chevron { transform: rotate(180deg); }
.signals-open .signals-chevron,.signals-auto-open .signals-chevron { transform: rotate(180deg); }
.vwapema-open .vwapema-chevron,.vwapema-auto-open .vwapema-chevron { transform: rotate(180deg); }
.finder-open .finder-chevron,.finder-auto-open .finder-chevron { transform: rotate(180deg); }
.markt-open .markt-chevron,.markt-auto-open .markt-chevron { transform: rotate(180deg); }
.lev-open .lev-chevron,.lev-auto-open .lev-chevron { transform: rotate(180deg); }
.aktien-open .aktien-chevron,.aktien-auto-open .aktien-chevron { transform: rotate(180deg); }

/* ─── Scrollbar ─── */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(148,163,184,.3); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: rgba(148,163,184,.5); }
.dark ::-webkit-scrollbar-thumb { background: rgba(80,100,150,.25); }
.dark ::-webkit-scrollbar-thumb:hover { background: rgba(80,100,150,.45); }

/* ─── Empty state ─── */
.empty-state { text-align: center; padding: 56px 24px; color: var(--text-muted); }
.empty-state svg { margin: 0 auto 16px; opacity: 0.2; }

/* ─── Progress bar ─── */
.progress-bar { height: 4px; background: rgba(80,100,150,.15); border-radius: 9999px; overflow: hidden; }
.progress-bar-fill {
  height: 100%;
  border-radius: 9999px;
  background: linear-gradient(90deg, var(--accent) 0%, #8b5cf6 100%);
  transition: width 500ms cubic-bezier(.4,0,.2,1);
}
.progress-bar-fill-green { background: linear-gradient(90deg, #059669 0%, #10b981 100%); }
.progress-bar-fill-red   { background: linear-gradient(90deg, #be123c 0%, #f43f5e 100%); }

/* ─── Skeleton loader ─── */
.skeleton {
  background: linear-gradient(90deg,
    rgba(226,232,240,.4) 0%, rgba(226,232,240,.8) 50%, rgba(226,232,240,.4) 100%);
  background-size: 200% 100%;
  animation: shimmer 1.6s ease-in-out infinite;
  border-radius: 6px;
}
.dark .skeleton {
  background: linear-gradient(90deg,
    rgba(20,28,52,.4) 0%, rgba(20,28,52,.9) 50%, rgba(20,28,52,.4) 100%);
  background-size: 200% 100%;
}
@keyframes shimmer { from { background-position: 200% 0; } to { background-position: -200% 0; } }

/* ─── Glow text ─── */
.glow-green { text-shadow: 0 0 12px rgba(52,211,153,.45); }
.glow-red   { text-shadow: 0 0 12px rgba(251,113,133,.45); }

/* ─── Mobile ─── */
@media (max-width: 767px) {
  #sidebar {
    width: 268px !important;
    position: fixed;
    transform: translateX(-100%);
    transition: transform 220ms cubic-bezier(.4,0,.2,1);
  }
  #sidebar.mobile-open { transform: translateX(0); }
  #sidebar.mobile-open .nav-item-label { display: inline; }
  .sidebar-collapsed, .sidebar-expanded { width: 268px; }

  .mobile-cards thead { display: none; }
  .mobile-cards tbody { display: flex; flex-direction: column; gap: 10px; }
  .mobile-cards tbody tr {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    padding: 14px;
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    background: rgba(255,255,255,.72);
    backdrop-filter: blur(12px);
  }
  .dark .mobile-cards tbody tr { background: rgba(12,17,32,.72); }
  .mobile-cards tbody tr td { border: none; padding: 0; }
  .mobile-cards tbody tr td:first-child { grid-column: 1 / -1; }
  .mobile-cards tbody tr td::before {
    content: attr(data-label);
    display: block;
    font-size: 10px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 2px;
  }
}