/* ============================================================================
   STRATEGY CARD V2 - Premium Trading Desk Aesthetic
   ============================================================================
   Institutional trading card component with gold accents on charcoal.
   Sharp geometry, dense information, professional clarity.
   ============================================================================ */

/* Import fonts - same as dashboard */
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700&family=IBM+Plex+Sans:wght@400;500;600;700&display=swap');

/* CSS Variables for the card system - inherits from dashboard.css :root */
:root {
  /* Card-specific variables */
  --card-bg: #141414;
  --card-bg-elevated: #1c1c1c;
  --card-border: #2a2a2a;
  --card-border-hover: #3d3420;

  /* Semantic colors */
  --positive: #22c55e;
  --positive-glow: rgba(34, 197, 94, 0.1);
  --positive-bg: rgba(34, 197, 94, 0.08);
  --negative: #ef4444;
  --negative-glow: rgba(239, 68, 68, 0.1);
  --negative-bg: rgba(239, 68, 68, 0.08);
  --warning: #f59e0b;
  --warning-glow: rgba(245, 158, 11, 0.1);

  /* Gold accents */
  --gold: #d4af37;
  --gold-muted: #b8973a;
  --gold-bright: #f4d03f;
  --gold-subtle: #3d3420;

  /* Text hierarchy */
  --text-primary: #f0f0f0;
  --text-secondary: #a0a0a0;
  --text-muted: #606060;

  /* Typography */
  --font-mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', monospace;
  --font-sans: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Spacing scale */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 0.75rem;
  --space-lg: 1rem;
  --space-xl: 1.5rem;

  /* Radius - Square geometry */
  --radius-sm: 2px;
  --radius-md: 2px;
  --radius-lg: 2px;

  /* Transitions */
  --transition-fast: 100ms ease;
  --transition-base: 150ms ease;
}

/* ============================================================================
   STRATEGY CARD CONTAINER
   ============================================================================ */

.strategy-card-v2 {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  font-family: var(--font-sans);
  transition: border-color var(--transition-base);
  position: relative;
  overflow: hidden;
}

.strategy-card-v2:hover {
  border-color: var(--card-border-hover);
}

/* Gold accent line at top on hover */
.strategy-card-v2::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gold);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.strategy-card-v2:hover::before {
  opacity: 1;
}

/* ============================================================================
   CARD HEADER
   ============================================================================ */

.strategy-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
}

.strategy-header__main {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.strategy-header__meta {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

/* Token Badge */
.token-badge-v2 {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--gold-subtle);
  border: 1px solid var(--gold-muted);
  color: var(--gold);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
}

/* Strategy ID */
.strategy-id {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

/* Status Badge */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
}

.status-badge--open {
  background: var(--positive-bg);
  color: var(--positive);
  border-color: rgba(34, 197, 94, 0.2);
}

.status-badge--degraded {
  background: var(--warning-glow);
  color: var(--warning);
  border-color: rgba(245, 158, 11, 0.2);
  animation: pulse-warning 2s ease-in-out infinite;
}

.status-badge--closing {
  background: var(--negative-bg);
  color: var(--negative);
  border-color: rgba(239, 68, 68, 0.2);
}

.status-badge--rolled_back {
  background: rgba(59, 130, 246, 0.1);
  color: #3b82f6;
  border-color: rgba(59, 130, 246, 0.2);
}

.status-badge--rollback_failed {
  background: var(--negative-glow);
  color: var(--negative);
  border-color: rgba(239, 68, 68, 0.3);
  animation: pulse-warning 2s ease-in-out infinite;
}

.status-badge__dot {
  width: 5px;
  height: 5px;
  border-radius: 1px;
  background: currentColor;
}

.status-badge--open .status-badge__dot {
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

@keyframes pulse-warning {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

/* Duration */
.strategy-duration {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
}

.strategy-duration__icon {
  font-size: 0.8rem;
  opacity: 0.6;
}

/* Exchange Pair */
.exchange-pair {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
}

.exchange-pair__arrow {
  color: var(--text-muted);
  margin: 0 0.15rem;
  font-size: 0.65rem;
}

.exchange-logo {
  width: 16px;
  height: 16px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  vertical-align: middle;
}

.exchange-fallback {
  display: none;
  font-size: 0.65rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
}

/* ============================================================================
   METRICS GRID
   ============================================================================ */

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

@media (max-width: 768px) {
  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 400px) {
  .metrics-grid {
    grid-template-columns: 1fr;
  }
}

.metric-card {
  background: #0d0d0d;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-md);
  text-align: center;
  transition: border-color var(--transition-fast);
  position: relative;
}

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

.metric-card--positive {
  border-left: 2px solid var(--positive);
}

.metric-card--negative {
  border-left: 2px solid var(--negative);
}

.metric-card--estimated {
  border-style: dashed;
}

.metric-card__value {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: 0.15rem;
  position: relative;
}

.metric-card__value--positive {
  color: var(--positive);
}

.metric-card__value--negative {
  color: var(--negative);
}

.metric-card__value--estimated::before {
  content: '~';
  opacity: 0.5;
}

.metric-card__label {
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.metric-card__tooltip {
  position: absolute;
  top: 3px;
  right: 3px;
  font-size: 0.55rem;
  color: var(--text-muted);
  cursor: help;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.metric-card:hover .metric-card__tooltip {
  opacity: 1;
}

/* ============================================================================
   LEGS SECTION (Expandable)
   ============================================================================ */

.legs-section {
  border-top: 1px solid var(--card-border);
  padding-top: var(--space-md);
}

.legs-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  width: 100%;
  padding: var(--space-sm) 0;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 600;
  cursor: pointer;
  transition: color var(--transition-fast);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.legs-toggle:hover {
  color: var(--gold);
}

.legs-toggle__icon {
  transition: transform var(--transition-base);
  font-size: 0.75rem;
}

.legs-section.expanded .legs-toggle__icon {
  transform: rotate(180deg);
}

.legs-content {
  display: grid;
  gap: var(--space-sm);
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transition: all var(--transition-base);
  margin-top: 0;
}

.legs-section.expanded .legs-content {
  max-height: 500px;
  opacity: 1;
  margin-top: var(--space-md);
}

/* Individual Leg Row */
.leg-row {
  display: grid;
  grid-template-columns: auto 1fr auto auto minmax(80px, 120px);
  gap: var(--space-md);
  align-items: center;
  padding: var(--space-sm) var(--space-md);
  background: #0d0d0d;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: all var(--transition-fast);
}

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

@media (max-width: 640px) {
  .leg-row {
    grid-template-columns: auto 1fr auto;
    grid-template-rows: auto auto;
    gap: var(--space-sm);
  }

  .leg-row__liq {
    grid-column: 1 / -1;
  }
}

/* Side Pill */
.side-pill {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 0.2rem 0.4rem;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
}

.side-pill--long {
  background: var(--positive-bg);
  color: var(--positive);
  border: 1px solid rgba(34, 197, 94, 0.2);
}

.side-pill--short {
  background: var(--negative-bg);
  color: var(--negative);
  border: 1px solid rgba(239, 68, 68, 0.2);
}

/* Leg Info */
.leg-row__exchange {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-primary);
}

.leg-row__size {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-align: right;
}

.leg-row__entry {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
}

.leg-row__entry::before {
  content: '@';
  opacity: 0.5;
  margin-right: 0.1rem;
}

/* Liquidation Bar */
.liq-bar {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  min-width: 80px;
}

.liq-bar__track {
  flex: 1;
  height: 4px;
  background: #1f1f1f;
  border-radius: var(--radius-sm);
  overflow: hidden;
  position: relative;
}

.liq-bar__fill {
  height: 100%;
  border-radius: var(--radius-sm);
  transition: width 300ms ease;
}

.liq-bar__fill--safe {
  background: var(--positive);
}

.liq-bar__fill--warning {
  background: var(--warning);
  animation: liq-pulse-warning 2s ease-in-out infinite;
}

.liq-bar__fill--danger {
  background: var(--negative);
  animation: liq-pulse-danger 1s ease-in-out infinite;
}

@keyframes liq-pulse-warning {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

@keyframes liq-pulse-danger {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.liq-bar__label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 600;
  min-width: 2.5rem;
  text-align: right;
}

.liq-bar__label--safe {
  color: var(--positive);
}

.liq-bar__label--warning {
  color: var(--warning);
}

.liq-bar__label--danger {
  color: var(--negative);
}

/* Expanded Details */
.leg-row__details {
  grid-column: 1 / -1;
  display: none;
  padding-top: var(--space-sm);
  border-top: 1px dashed var(--card-border);
  margin-top: var(--space-sm);
}

.leg-row.expanded .leg-row__details {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  gap: var(--space-md);
}

.leg-detail {
  text-align: center;
}

.leg-detail__value {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-primary);
}

.leg-detail__label {
  font-size: 0.6rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 0.1rem;
}

/* ============================================================================
   CARD FOOTER
   ============================================================================ */

.strategy-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid var(--card-border);
}

.btn-close-strategy {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.45rem 0.85rem;
  background: transparent;
  border: 1px solid var(--negative);
  border-radius: var(--radius-sm);
  color: var(--negative);
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.btn-close-strategy:hover {
  background: var(--negative);
  color: white;
}

.btn-close-strategy:active {
  opacity: 0.8;
}

/* ============================================================================
   CARD STATES
   ============================================================================ */

.strategy-card-v2--degraded {
  border-color: rgba(245, 158, 11, 0.3);
}

.strategy-card-v2--degraded::before {
  background: var(--warning);
  opacity: 1;
}

.strategy-card-v2--closing {
  opacity: 0.6;
  pointer-events: none;
}

/* ============================================================================
   LEG ERROR STATE & RETRY BUTTON
   ============================================================================ */

.leg-row--error {
  border-color: var(--negative);
  background: var(--negative-bg);
}

.leg-status {
  font-size: 0.55rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.1rem 0.3rem;
  border-radius: var(--radius-sm);
  margin-left: 0.4rem;
  vertical-align: middle;
}

.leg-status--error {
  background: var(--negative-bg);
  color: var(--negative);
  border: 1px solid rgba(239, 68, 68, 0.2);
}

.btn-retry-leg {
  font-family: var(--font-sans);
  font-size: 0.6rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.25rem 0.5rem;
  background: var(--negative);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  margin-left: auto;
  flex-shrink: 0;
}

.btn-retry-leg:hover {
  background: #dc2626;
}

.btn-retry-leg:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.leg-detail--error {
  grid-column: 1 / -1;
  border-top: 1px solid rgba(239, 68, 68, 0.2);
  padding-top: var(--space-sm);
  margin-top: var(--space-sm);
}

.leg-detail--error .leg-detail__value {
  color: var(--negative);
  font-size: 0.65rem;
  word-break: break-word;
}

/* ============================================================================
   UTILITY CLASSES
   ============================================================================ */

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}