/* ═══════════════════════════════════════════════════════════════
   ProTrader Analytics — Global Stylesheet
   Dark Terminal · Glassmorphism · JetBrains Mono + Inter
   ═══════════════════════════════════════════════════════════════ */

/* ──────────────────────────────────────────────
   1. CSS VARIABLES — DARK MODE (DEFAULT)
──────────────────────────────────────────────── */
:root {
  /* Backgrounds */
  --bg-primary:        #0d1117;
  --bg-secondary:      #161b22;
  --bg-card:           #1c2128;
  --bg-hover:          #21262d;
  --bg-active:         #2d333b;
  --bg-input:          #0d1117;

  /* Accents */
  --accent-green:      #00d084;
  --accent-green-dim:  rgba(0, 208, 132, 0.15);
  --accent-red:        #ff4757;
  --accent-red-dim:    rgba(255, 71, 87, 0.15);
  --accent-blue:       #4dabf7;
  --accent-blue-dim:   rgba(77, 171, 247, 0.15);
  --accent-gold:       #ffd700;
  --accent-gold-dim:   rgba(255, 215, 0, 0.15);
  --accent-purple:     #b892ff;
  --accent-orange:     #ff9f43;

  /* Text */
  --text-primary:      #e6edf3;
  --text-secondary:    #7d8590;
  --text-muted:        #484f58;
  --text-inverse:      #0d1117;

  /* Borders */
  --border-color:      #30363d;
  --border-bright:     #444c56;
  --border-accent:     rgba(77, 171, 247, 0.3);

  /* Glass */
  --glass-bg:          rgba(22, 27, 34, 0.85);
  --glass-border:      rgba(48, 54, 61, 0.8);
  --glass-blur:        blur(12px);

  /* Shadows */
  --shadow:            0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-sm:         0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-lg:         0 16px 48px rgba(0, 0, 0, 0.6);
  --shadow-green:      0 0 20px rgba(0, 208, 132, 0.2);
  --shadow-red:        0 0 20px rgba(255, 71, 87, 0.2);

  /* Layout */
  --sidebar-width:     240px;
  --sidebar-collapsed: 60px;
  --topbar-height:     44px;
  --radius:            8px;
  --radius-sm:         4px;
  --radius-lg:         12px;

  /* Typography */
  --font-sans:         'Inter', -apple-system, sans-serif;
  --font-mono:         'JetBrains Mono', 'Fira Code', monospace;

  /* Transitions */
  --transition:        0.2s ease;
  --transition-slow:   0.35s ease;
}

/* ──────────────────────────────────────────────
   2. LIGHT MODE OVERRIDES
──────────────────────────────────────────────── */
.light-mode {
  --bg-primary:        #f6f8fa;
  --bg-secondary:      #ffffff;
  --bg-card:           #ffffff;
  --bg-hover:          #f0f2f5;
  --bg-active:         #e8ebef;
  --bg-input:          #ffffff;

  --text-primary:      #1c2128;
  --text-secondary:    #57606a;
  --text-muted:        #afb8c1;
  --text-inverse:      #ffffff;

  --border-color:      #d0d7de;
  --border-bright:     #b3bac5;

  --glass-bg:          rgba(255, 255, 255, 0.85);
  --glass-border:      rgba(208, 215, 222, 0.8);

  --shadow:            0 8px 32px rgba(0, 0, 0, 0.1);
  --shadow-sm:         0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-lg:         0 16px 48px rgba(0, 0, 0, 0.15);
}

/* ──────────────────────────────────────────────
   3. RESET & BASE
──────────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.5;
  overflow: hidden;
  transition: background-color var(--transition-slow), color var(--transition-slow);
}

a {
  color: var(--accent-blue);
  text-decoration: none;
  cursor: pointer;
}
a:hover { text-decoration: underline; }

button {
  font-family: var(--font-sans);
  cursor: pointer;
  border: none;
  background: none;
  outline: none;
}

input, select, textarea {
  font-family: var(--font-sans);
  font-size: 0.875rem;
  color: var(--text-primary);
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 6px 10px;
  outline: none;
  transition: border-color var(--transition);
}
input:focus, select:focus, textarea:focus {
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px var(--accent-blue-dim);
}

/* ──────────────────────────────────────────────
   4. CUSTOM SCROLLBAR
──────────────────────────────────────────────── */
::-webkit-scrollbar           { width: 5px; height: 5px; }
::-webkit-scrollbar-track     { background: transparent; }
::-webkit-scrollbar-thumb     { background: var(--border-bright); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover{ background: var(--text-muted); }

/* Firefox */
* { scrollbar-width: thin; scrollbar-color: var(--border-bright) transparent; }

/* ──────────────────────────────────────────────
   5. APP LAYOUT GRID
──────────────────────────────────────────────── */
.app-layout {
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
  grid-template-rows: var(--topbar-height) 1fr;
  grid-template-areas:
    "sidebar topbar"
    "sidebar main";
  height: 100vh;
  width: 100vw;
  overflow: hidden;
  transition: grid-template-columns var(--transition-slow);
}

.app-layout.sidebar-collapsed {
  grid-template-columns: var(--sidebar-collapsed) 1fr;
}

/* ──────────────────────────────────────────────
   6. SIDEBAR
──────────────────────────────────────────────── */
.sidebar {
  grid-area: sidebar;
  display: flex;
  flex-direction: column;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  overflow: hidden;
  transition: width var(--transition-slow);
  width: var(--sidebar-width);
  z-index: 100;
  position: relative;
}

/* Collapsed state */
.sidebar.collapsed .logo-text,
.sidebar.collapsed .nav-label,
.sidebar.collapsed .nav-badge,
.sidebar.collapsed .session-widget,
.sidebar.collapsed .dm-label,
.sidebar.collapsed .sidebar-version,
.sidebar.collapsed .session-label,
.sidebar.collapsed .nav-section-label {
  display: none;
  opacity: 0;
}

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

.sidebar.collapsed .nav-item {
  justify-content: center;
  padding: 10px 0;
}

.sidebar.collapsed .sidebar-header {
  justify-content: center;
  padding: 12px 0;
}

.sidebar.collapsed .logo-icon {
  margin: 0;
}

.sidebar.collapsed .collapse-btn {
  display: none;
}

.sidebar.collapsed .dark-mode-toggle {
  justify-content: center;
  padding: 10px 0;
}

/* Sidebar header */
.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-color);
  min-height: var(--topbar-height);
  flex-shrink: 0;
}

.logo-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  overflow: hidden;
}

.logo-icon {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: var(--accent-green-dim);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(0, 208, 132, 0.2);
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  overflow: hidden;
  white-space: nowrap;
}

.logo-name {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.logo-sub {
  font-size: 0.7rem;
  color: var(--text-secondary);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.collapse-btn {
  color: var(--text-secondary);
  padding: 4px;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
  transition: color var(--transition), background var(--transition);
}
.collapse-btn:hover { color: var(--text-primary); background: var(--bg-hover); }

/* Sidebar Nav */
.sidebar-nav {
  flex: 1;
  padding: 8px 0;
  overflow-y: auto;
  overflow-x: hidden;
}

.nav-section-label {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  padding: 10px 16px 4px;
  text-transform: uppercase;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 14px;
  margin: 1px 6px;
  border-radius: var(--radius);
  color: var(--text-secondary);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
  overflow: hidden;
  position: relative;
  user-select: none;
}

.nav-item:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
  text-decoration: none;
}

.nav-item.active {
  color: var(--accent-green);
  background: var(--accent-green-dim);
  border: 1px solid rgba(0, 208, 132, 0.15);
}

.nav-item.active .nav-icon svg path,
.nav-item.active .nav-icon svg rect,
.nav-item.active .nav-icon svg line,
.nav-item.active .nav-icon svg polyline,
.nav-item.active .nav-icon svg circle {
  stroke: var(--accent-green);
}

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

.nav-label {
  font-size: 0.82rem;
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
}

.nav-badge {
  margin-left: auto;
  font-size: 0.6rem;
  font-weight: 700;
  padding: 2px 5px;
  border-radius: 10px;
  flex-shrink: 0;
  letter-spacing: 0.04em;
}

.nav-badge.live {
  background: var(--accent-red-dim);
  color: var(--accent-red);
  border: 1px solid rgba(255,71,87,0.2);
  animation: blink 2s infinite;
}

/* Session Widget */
.session-widget {
  padding: 12px 14px;
  border-top: 1px solid var(--border-color);
  flex-shrink: 0;
}

.session-label {
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 8px;
  text-transform: uppercase;
}

.session-list { display: flex; flex-direction: column; gap: 5px; }

.session-item {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.72rem;
}

.session-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text-muted);
  flex-shrink: 0;
  transition: background var(--transition);
}

.session-item.active .session-dot {
  background: var(--accent-green);
  box-shadow: 0 0 6px var(--accent-green);
  animation: pulse 2s infinite;
}

.session-name {
  color: var(--text-secondary);
  flex: 1;
  font-weight: 500;
}

.session-item.active .session-name { color: var(--text-primary); }

.session-time {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.65rem;
}

/* Sidebar Footer */
.sidebar-footer {
  padding: 10px 8px;
  border-top: 1px solid var(--border-color);
  flex-shrink: 0;
}

.dark-mode-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 8px 8px;
  border-radius: var(--radius);
  color: var(--text-secondary);
  transition: all var(--transition);
  font-size: 0.78rem;
}

.dark-mode-toggle:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
}

.sidebar-version {
  font-size: 0.62rem;
  color: var(--text-muted);
  text-align: center;
  padding-top: 6px;
  font-family: var(--font-mono);
}

/* ──────────────────────────────────────────────
   7. TOPBAR
──────────────────────────────────────────────── */
.topbar {
  grid-area: topbar;
  display: flex;
  align-items: center;
  gap: 0;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  height: var(--topbar-height);
  overflow: hidden;
  position: relative;
  z-index: 50;
}

.hamburger-btn {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 10px 14px;
  color: var(--text-secondary);
  flex-shrink: 0;
}
.hamburger-btn span {
  width: 18px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: var(--transition);
  display: block;
}

/* Ticker Tape */
.ticker-wrap {
  flex: 1;
  overflow: hidden;
  height: 100%;
  display: flex;
  align-items: center;
  position: relative;
  mask-image: linear-gradient(to right, transparent 0%, black 4%, black 96%, transparent 100%);
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 4%, black 96%, transparent 100%);
}

.ticker-tape {
  display: flex;
  align-items: center;
  gap: 0;
  white-space: nowrap;
  animation: ticker-scroll 40s linear infinite;
  padding: 0 20px;
}

.ticker-tape:hover { animation-play-state: paused; }

@keyframes ticker-scroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.ticker-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0 14px;
  font-size: 0.75rem;
  font-family: var(--font-mono);
}

.ticker-sep {
  color: var(--text-muted);
  font-size: 0.7rem;
}

.ticker-sym {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.72rem;
}

.ticker-price { color: var(--text-primary); }

.ticker-up   .ticker-chg { color: var(--accent-green); font-size: 0.68rem; }
.ticker-down .ticker-chg { color: var(--accent-red);   font-size: 0.68rem; }
.ticker-loading { color: var(--text-muted); font-size: 0.75rem; padding: 0 16px; }

/* Topbar Right */
.topbar-right {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0 12px;
  flex-shrink: 0;
  border-left: 1px solid var(--border-color);
}

.clock-wrap {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 10px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
}

.clock-utc, .clock-wib {
  display: flex;
  align-items: center;
  gap: 4px;
}

.clock-label {
  color: var(--text-muted);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.clock-time { color: var(--text-secondary); font-weight: 500; }
.clock-divider { color: var(--border-bright); }

.notif-btn {
  position: relative;
  color: var(--text-secondary);
  padding: 7px 8px;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.notif-btn:hover { color: var(--text-primary); background: var(--bg-hover); }

.notif-badge {
  position: absolute;
  top: 2px;
  right: 2px;
  min-width: 14px;
  height: 14px;
  padding: 0 3px;
  background: var(--accent-red);
  color: #fff;
  font-size: 0.55rem;
  font-weight: 700;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

/* Notification Panel */
.notif-panel {
  position: absolute;
  top: calc(var(--topbar-height) + 4px);
  right: 12px;
  width: 300px;
  max-height: 360px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  z-index: 1000;
  overflow: hidden;
  animation: fadeIn 0.15s ease;
}

.notif-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.82rem;
  font-weight: 600;
}

.notif-header button {
  font-size: 0.72rem;
  color: var(--text-secondary);
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.notif-header button:hover { color: var(--accent-red); background: var(--accent-red-dim); }

.notif-list {
  overflow-y: auto;
  max-height: 300px;
}

.notif-empty {
  padding: 24px 16px;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.78rem;
}

.notif-item {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.78rem;
  transition: background var(--transition);
}
.notif-item:hover { background: var(--bg-hover); }
.notif-item:last-child { border-bottom: none; }

.notif-msg { color: var(--text-primary); line-height: 1.4; }
.notif-time { color: var(--text-muted); font-size: 0.68rem; }

.notif-success .notif-msg::before { content: '✓ '; color: var(--accent-green); }
.notif-error   .notif-msg::before { content: '✕ '; color: var(--accent-red); }
.notif-warning .notif-msg::before { content: '⚠ '; color: var(--accent-gold); }
.notif-info    .notif-msg::before { content: 'ℹ '; color: var(--accent-blue); }

/* ──────────────────────────────────────────────
   8. MAIN CONTENT
──────────────────────────────────────────────── */
.main-content {
  grid-area: main;
  overflow-y: auto;
  overflow-x: hidden;
  background: var(--bg-primary);
  padding: 20px;
  position: relative;
}

/* ──────────────────────────────────────────────
   9. CARD — GLASSMORPHISM
──────────────────────────────────────────────── */
.card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.card:hover {
  border-color: var(--border-bright);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-color);
}

.card-title {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.card-body { padding: 16px 18px; }

/* ──────────────────────────────────────────────
   10. BADGES — UP / DOWN
──────────────────────────────────────────────── */
.badge-up, .badge-down {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 2px 7px;
  border-radius: 4px;
  font-size: 0.72rem;
  font-weight: 600;
  font-family: var(--font-mono);
  line-height: 1;
}

.badge-up {
  background: var(--accent-green-dim);
  color: var(--accent-green);
  border: 1px solid rgba(0,208,132,0.2);
}

.badge-down {
  background: var(--accent-red-dim);
  color: var(--accent-red);
  border: 1px solid rgba(255,71,87,0.2);
}

.badge-neutral {
  display: inline-flex;
  align-items: center;
  padding: 2px 7px;
  border-radius: 4px;
  font-size: 0.72rem;
  font-weight: 600;
  background: var(--bg-hover);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}

.badge-up.pulse   { animation: pulse-green 2s infinite; }
.badge-down.pulse { animation: pulse-red 2s infinite; }

/* ──────────────────────────────────────────────
   11. SKELETON LOADER
──────────────────────────────────────────────── */
.skeleton-page {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 4px 0;
  animation: fadeIn 0.2s ease;
}

.skeleton-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.skeleton-row:last-child {
  grid-template-columns: 2fr 1fr;
}

.skeleton-header,
.skeleton-card {
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.skeleton-header { height: 52px; }
.skeleton-card   { height: 120px; }
.skeleton-card.tall { height: 280px; }

.skeleton-header::after,
.skeleton-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255,255,255,0.03) 50%,
    transparent 100%
  );
  animation: shimmer 1.8s infinite;
}

/* ──────────────────────────────────────────────
   12. TOAST NOTIFICATIONS
──────────────────────────────────────────────── */
.toast-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 9999;
  display: flex;
  flex-direction: column-reverse;
  gap: 8px;
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  min-width: 280px;
  max-width: 380px;
  padding: 12px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  pointer-events: all;
  animation: slide-in-right 0.3s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
  position: relative;
  overflow: hidden;
}

.toast.dismissing {
  animation: slide-out-right 0.25s ease forwards;
}

.toast::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  border-radius: 3px 0 0 3px;
}

.toast-success { border-color: rgba(0,208,132,0.3); }
.toast-success::before { background: var(--accent-green); }
.toast-error   { border-color: rgba(255,71,87,0.3); }
.toast-error::before   { background: var(--accent-red); }
.toast-warning { border-color: rgba(255,215,0,0.3); }
.toast-warning::before { background: var(--accent-gold); }
.toast-info    { border-color: rgba(77,171,247,0.3); }
.toast-info::before    { background: var(--accent-blue); }

.toast-icon { flex-shrink: 0; font-size: 0.9rem; margin-top: 1px; }
.toast-body { flex: 1; }
.toast-msg  { font-size: 0.8rem; color: var(--text-primary); line-height: 1.4; }
.toast-time { font-size: 0.68rem; color: var(--text-muted); margin-top: 2px; }

.toast-close {
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1;
  flex-shrink: 0;
  padding: 0 2px;
  margin-top: -1px;
  transition: color var(--transition);
}
.toast-close:hover { color: var(--text-primary); }

/* ──────────────────────────────────────────────
   13. BUTTONS
──────────────────────────────────────────────── */
.btn-primary, .btn-secondary, .btn-danger, .btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  border: 1px solid transparent;
  white-space: nowrap;
  user-select: none;
}

.btn-primary {
  background: var(--accent-green);
  color: #0d1117;
  border-color: var(--accent-green);
}
.btn-primary:hover {
  background: #00e893;
  box-shadow: var(--shadow-green);
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: var(--border-color);
}
.btn-secondary:hover {
  background: var(--bg-active);
  border-color: var(--border-bright);
}

.btn-danger {
  background: var(--accent-red-dim);
  color: var(--accent-red);
  border-color: rgba(255,71,87,0.3);
}
.btn-danger:hover {
  background: var(--accent-red);
  color: #fff;
  box-shadow: var(--shadow-red);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border-color: var(--border-color);
}
.btn-ghost:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.btn-sm { padding: 5px 10px; font-size: 0.72rem; }
.btn-lg { padding: 11px 22px; font-size: 0.88rem; }

.btn-primary:active, .btn-secondary:active { transform: translateY(0); }

/* ──────────────────────────────────────────────
   14. DATA TABLE
──────────────────────────────────────────────── */
.table-wrap {
  overflow-x: auto;
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.78rem;
}

.data-table thead {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--bg-secondary);
}

.data-table th {
  padding: 10px 14px;
  text-align: left;
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-color);
  white-space: nowrap;
  cursor: pointer;
  user-select: none;
  transition: color var(--transition);
}

.data-table th:hover { color: var(--text-primary); }

.data-table td {
  padding: 9px 14px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  white-space: nowrap;
  transition: background var(--transition);
}

.data-table tbody tr:hover td { background: var(--bg-hover); }
.data-table tbody tr:last-child td { border-bottom: none; }

/* ──────────────────────────────────────────────
   15. GAUGE CONTAINER
──────────────────────────────────────────────── */
.gauge-container {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.gauge-svg { overflow: visible; }

.gauge-track {
  fill: none;
  stroke: var(--bg-hover);
  stroke-width: 10;
  stroke-linecap: round;
}

.gauge-fill {
  fill: none;
  stroke-width: 10;
  stroke-linecap: round;
  transition: stroke-dashoffset 0.8s cubic-bezier(0.4, 0, 0.2, 1), stroke 0.4s ease;
}

.gauge-label {
  text-anchor: middle;
  dominant-baseline: central;
  font-family: var(--font-mono);
  font-weight: 700;
  fill: var(--text-primary);
}

.gauge-sublabel {
  text-anchor: middle;
  font-family: var(--font-sans);
  font-size: 10px;
  fill: var(--text-secondary);
}

/* ──────────────────────────────────────────────
   16. ERROR STATE
──────────────────────────────────────────────── */
.error-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 60vh;
  text-align: center;
  padding: 40px;
  animation: fadeIn 0.3s ease;
}

.error-icon { margin-bottom: 4px; }
.error-title { font-size: 1.1rem; font-weight: 600; color: var(--text-primary); }
.error-msg   { font-size: 0.82rem; color: var(--text-secondary); }
.error-detail {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  background: var(--bg-card);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}

/* ──────────────────────────────────────────────
   17. SECTION PAGE HEADER
──────────────────────────────────────────────── */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  gap: 12px;
  flex-wrap: wrap;
}

.page-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.page-subtitle {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-top: 2px;
}

/* ──────────────────────────────────────────────
   18. TABS
──────────────────────────────────────────────── */
.tabs {
  display: flex;
  gap: 2px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 3px;
}

.tab-btn {
  flex: 1;
  padding: 6px 12px;
  border-radius: calc(var(--radius) - 2px);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition);
  white-space: nowrap;
}

.tab-btn.active {
  background: var(--bg-card);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}

.tab-btn:hover:not(.active) { color: var(--text-primary); background: var(--bg-hover); }

/* ──────────────────────────────────────────────
   19. MOBILE OVERLAY
──────────────────────────────────────────────── */
.sidebar-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 99;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-slow), visibility var(--transition-slow);
  backdrop-filter: blur(2px);
}

.sidebar-overlay.visible {
  opacity: 1;
  visibility: visible;
}

/* ──────────────────────────────────────────────
   20. MISC UTILITY CLASSES
──────────────────────────────────────────────── */
.text-green  { color: var(--accent-green); }
.text-red    { color: var(--accent-red); }
.text-blue   { color: var(--accent-blue); }
.text-gold   { color: var(--accent-gold); }
.text-muted  { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }
.text-mono   { font-family: var(--font-mono); }
.text-sm     { font-size: 0.75rem; }
.text-xs     { font-size: 0.68rem; }

.d-flex      { display: flex; }
.align-center{ align-items: center; }
.gap-8       { gap: 8px; }
.gap-12      { gap: 12px; }

.divider {
  height: 1px;
  background: var(--border-color);
  margin: 12px 0;
}

.dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  display: inline-block;
}

.dot-green  { background: var(--accent-green); }
.dot-red    { background: var(--accent-red); }
.dot-blue   { background: var(--accent-blue); }
.dot-gold   { background: var(--accent-gold); }
.dot-gray   { background: var(--text-muted); }

/* ──────────────────────────────────────────────
   21. KEYFRAME ANIMATIONS
──────────────────────────────────────────────── */
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.6; transform: scale(1.15); }
}

@keyframes pulse-green {
  0%, 100% { box-shadow: 0 0 0 0 rgba(0,208,132,0.4); }
  50%       { box-shadow: 0 0 0 6px rgba(0,208,132,0); }
}

@keyframes pulse-red {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255,71,87,0.4); }
  50%       { box-shadow: 0 0 0 6px rgba(255,71,87,0); }
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInFast {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes slideIn {
  from { transform: translateX(-20px); opacity: 0; }
  to   { transform: translateX(0); opacity: 1; }
}

@keyframes slide-in-right {
  from { transform: translateX(calc(100% + 24px)); opacity: 0; }
  to   { transform: translateX(0); opacity: 1; }
}

@keyframes slide-out-right {
  from { transform: translateX(0); opacity: 1; }
  to   { transform: translateX(calc(100% + 24px)); opacity: 0; }
}

@keyframes shimmer {
  0%   { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.4; }
}

@keyframes price-flash-up {
  0%   { background: var(--accent-green-dim); }
  100% { background: transparent; }
}

@keyframes price-flash-down {
  0%   { background: var(--accent-red-dim); }
  100% { background: transparent; }
}

.flash-up   { animation: price-flash-up 0.8s ease; }
.flash-down { animation: price-flash-down 0.8s ease; }

/* ──────────────────────────────────────────────
   22. RESPONSIVE — TABLET (max 1024px)
──────────────────────────────────────────────── */
@media (max-width: 1024px) {
  :root {
    --sidebar-width: 200px;
  }

  .main-content { padding: 16px; }

  .skeleton-row {
    grid-template-columns: repeat(2, 1fr);
  }
  .skeleton-row:last-child {
    grid-template-columns: 1fr;
  }
}

/* ──────────────────────────────────────────────
   23. RESPONSIVE — MOBILE (max 768px)
──────────────────────────────────────────────── */
@media (max-width: 768px) {
  .app-layout {
    grid-template-columns: 1fr;
    grid-template-areas:
      "topbar"
      "main";
  }

  .sidebar {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    width: var(--sidebar-width) !important;
    z-index: 100;
    transform: translateX(-100%);
    transition: transform var(--transition-slow);
  }

  .sidebar.open {
    transform: translateX(0);
    box-shadow: var(--shadow-lg);
  }

  .hamburger-btn { display: flex; }
  .clock-wrap    { display: none; }

  .topbar { padding-right: 8px; }
  .main-content { padding: 12px; }

  .page-header { flex-direction: column; align-items: flex-start; }
}

/* ──────────────────────────────────────────────
   24. RESPONSIVE — SMALL MOBILE (max 480px)
──────────────────────────────────────────────── */
@media (max-width: 480px) {
  html { font-size: 13px; }

  .main-content { padding: 10px; }

  .ticker-tape { animation-duration: 25s; }

  .toast {
    min-width: calc(100vw - 24px);
    max-width: calc(100vw - 24px);
  }

  .toast-container {
    right: 12px;
    left: 12px;
    bottom: 12px;
  }

  .notif-panel {
    width: calc(100vw - 24px);
    right: 12px;
  }
}