/*
 * Offshift Component Library
 * Reusable UI components for the Void Purple design system
 *
 * Contents:
 * 1. Buttons
 * 2. Cards
 * 3. Stat Cards
 * 4. Metric Chips / Toggle Pills
 * 5. Timeframe Selector
 * 6. Tooltips
 * 7. Badges
 * 8. Loading States
 * 9. Forms
 * 10. Navigation
 * 11. Section Headers
 */

/* ==========================================================================
   1. BUTTONS
   ========================================================================== */

/* Base Button */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--font-medium);
  line-height: 1;
  text-decoration: none;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Primary Button - Gradient with Glow */
.btn-primary {
  background: linear-gradient(135deg, var(--lum-purple) 0%, var(--lum-violet) 100%);
  color: white;
  box-shadow: var(--glow-purple-sm);
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--lum-violet) 0%, var(--lum-purple) 100%);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.btn-primary:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: var(--glow-purple);
}

.btn-primary:hover:not(:disabled)::before {
  opacity: 1;
}

.btn-primary:active:not(:disabled) {
  transform: translateY(0);
}

.btn-primary span,
.btn-primary svg {
  position: relative;
  z-index: 1;
}

/* Secondary Button - Outline */
.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
  box-shadow: none;
}

.btn-secondary:hover:not(:disabled) {
  background: var(--void-elevated);
  border-color: var(--lum-purple);
  box-shadow: var(--glow-purple-sm);
}

/* Ghost Button - Minimal */
.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  padding: var(--space-2) var(--space-4);
}

.btn-ghost:hover:not(:disabled) {
  color: var(--text-primary);
  background: var(--void-elevated);
}

/* Icon Button */
.btn-icon {
  padding: var(--space-3);
  border-radius: var(--radius-lg);
  background: var(--void-surface);
  border: 1px solid var(--glass-border);
  color: var(--text-secondary);
}

.btn-icon:hover:not(:disabled) {
  background: var(--void-elevated);
  border-color: var(--glass-border-hover);
  color: var(--text-primary);
}

/* Button Sizes */
.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-lg);
}

/* ==========================================================================
   2. CARDS
   ========================================================================== */

/* Base Card */
.card {
  background: var(--void-surface);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  transition: all var(--transition-base);
}

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

/* Glass Card */
.card-glass {
  background: linear-gradient(
    135deg,
    rgba(18, 8, 31, 0.8) 0%,
    rgba(26, 14, 48, 0.6) 100%
  );
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  transition: all var(--transition-base);
}

.card-glass:hover {
  border-color: var(--glass-border-hover);
  box-shadow: var(--shadow-ambient-hover);
  transform: translateY(-2px);
}

/* Elevated Card */
.card-elevated {
  background: var(--void-elevated);
  border: 1px solid var(--void-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-ambient);
}

/* Interactive Card */
.card-interactive {
  cursor: pointer;
}

.card-interactive:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-ambient-hover);
}

/* Card Header */
.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--glass-border);
}

.card-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--text-primary);
  margin: 0;
}

/* Card Body */
.card-body {
  flex: 1;
}

/* ==========================================================================
   3. STAT CARDS
   ========================================================================== */

.stat-card {
  background: linear-gradient(
    135deg,
    rgba(18, 8, 31, 0.9) 0%,
    rgba(26, 14, 48, 0.7) 100%
  );
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  min-width: 0;
}

.stat-card:hover {
  border-color: var(--glass-border-hover);
  box-shadow: var(--shadow-ambient);
  transform: translateY(-2px);
}

.stat-card-label {
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
}

.stat-card-value {
  font-family: var(--font-mono);
  font-size: var(--text-2xl);
  font-weight: var(--font-semibold);
  color: var(--text-primary);
  line-height: var(--leading-none);
  text-shadow: 0 0 30px rgba(124, 58, 237, 0.2);
}

.stat-card-value.large {
  font-size: var(--text-3xl);
}

.stat-card-change {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
}

.stat-card-change.positive {
  color: var(--lum-mint);
}

.stat-card-change.negative {
  color: var(--lum-rose);
}

.stat-card-change.neutral {
  color: var(--text-tertiary);
}

/* Arrow icons for change */
.stat-card-change .arrow {
  font-size: var(--text-xs);
}

/* Sparkline container within stat card */
.stat-card-sparkline {
  height: 40px;
  margin-top: var(--space-2);
  opacity: 0.8;
}

/* Stat Card with color accent */
.stat-card[data-color="purple"] {
  border-left: 3px solid var(--lum-purple);
}

.stat-card[data-color="cyan"] {
  border-left: 3px solid var(--lum-cyan);
}

.stat-card[data-color="mint"] {
  border-left: 3px solid var(--lum-mint);
}

.stat-card[data-color="rose"] {
  border-left: 3px solid var(--lum-rose);
}

/* ==========================================================================
   4. METRIC CHIPS / TOGGLE PILLS
   ========================================================================== */

.metric-chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.metric-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: rgba(26, 14, 48, 0.6);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--text-secondary);
  user-select: none;
}

.metric-chip:hover {
  background: rgba(26, 14, 48, 0.9);
  border-color: var(--glass-border-hover);
  color: var(--text-primary);
}

.metric-chip.active {
  background: linear-gradient(
    135deg,
    rgba(124, 58, 237, 0.25) 0%,
    rgba(107, 57, 250, 0.15) 100%
  );
  border-color: var(--lum-purple);
  color: var(--text-primary);
  box-shadow: var(--glow-purple-sm);
}

.metric-chip .indicator {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background: var(--chip-color, var(--text-tertiary));
  transition: box-shadow var(--transition-fast);
}

.metric-chip.active .indicator {
  box-shadow: 0 0 8px var(--chip-color, var(--lum-purple));
}

/* Chip color variants */
.metric-chip[data-metric="supply"] { --chip-color: var(--chart-supply); }
.metric-chip[data-metric="mcap"] { --chip-color: var(--chart-mcap); }
.metric-chip[data-metric="shifted-in"] { --chip-color: var(--chart-shifted-in); }
.metric-chip[data-metric="shifted-out"] { --chip-color: var(--chart-shifted-out); }
.metric-chip[data-metric="circulating"] { --chip-color: var(--chart-circulating); }
.metric-chip[data-metric="tvo"] { --chip-color: var(--chart-tvo); }

/* ==========================================================================
   5. TIMEFRAME SELECTOR
   ========================================================================== */

.timeframe-selector {
  display: inline-flex;
  background: var(--void-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-1);
  border: 1px solid var(--glass-border);
}

.timeframe-btn {
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  background: transparent;
  border: none;
  color: var(--text-tertiary);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.timeframe-btn:hover {
  color: var(--text-secondary);
  background: var(--void-elevated);
}

.timeframe-btn.active {
  background: linear-gradient(135deg, var(--lum-purple), var(--lum-violet));
  color: white;
  box-shadow: var(--glow-purple-sm);
}

/* ==========================================================================
   6. TOOLTIPS
   ========================================================================== */

/* Chart Tooltip (Floating) */
.chart-tooltip {
  position: absolute;
  pointer-events: none;
  z-index: var(--z-tooltip);
  background: rgba(10, 5, 18, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border-hover);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  min-width: 180px;
  box-shadow:
    0 4px 24px rgba(0, 0, 0, 0.5),
    0 0 40px rgba(124, 58, 237, 0.1);
  opacity: 0;
  transform: translateY(5px);
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.chart-tooltip.visible {
  opacity: 1;
  transform: translateY(0);
}

.chart-tooltip-header {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--lum-cyan);
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--glass-border);
}

.chart-tooltip-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-1) 0;
}

.chart-tooltip-label {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.chart-tooltip-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  box-shadow: 0 0 6px currentColor;
}

.chart-tooltip-value {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--text-primary);
}

/* Standard Tooltip */
[data-tooltip] {
  position: relative;
}

[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  padding: var(--space-2) var(--space-3);
  background: var(--void-elevated);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  font-size: var(--text-xs);
  color: var(--text-primary);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  z-index: var(--z-tooltip);
}

[data-tooltip]:hover::after {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(-4px);
}

@media (hover: none) {
  [data-tooltip]::after {
    display: none;
  }
}

/* ==========================================================================
   7. BADGES
   ========================================================================== */

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-2);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  border-radius: var(--radius-sm);
  line-height: 1;
}

.badge-default {
  background: var(--void-elevated);
  color: var(--text-secondary);
}

.badge-purple {
  background: rgba(124, 58, 237, 0.2);
  color: var(--lum-purple-bright);
}

.badge-success {
  background: var(--color-success-muted);
  color: var(--color-success);
}

.badge-error {
  background: var(--color-error-muted);
  color: var(--color-error);
}

.badge-warning {
  background: var(--color-warning-muted);
  color: var(--color-warning);
}

/* Change Badge (for percentage changes) */
.badge-change {
  font-family: var(--font-mono);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
}

.badge-change.positive {
  background: var(--color-success-muted);
  color: var(--color-success);
}

.badge-change.negative {
  background: var(--color-error-muted);
  color: var(--color-error);
}

.badge-change.neutral {
  background: var(--void-elevated);
  color: var(--text-tertiary);
}

/* ==========================================================================
   8. LOADING STATES
   ========================================================================== */

/* Skeleton Loader */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--void-surface) 0%,
    var(--void-elevated) 50%,
    var(--void-surface) 100%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-md);
}

.skeleton-text {
  height: 1em;
  margin-bottom: 0.5em;
}

.skeleton-text:last-child {
  width: 80%;
}

.skeleton-heading {
  height: 2em;
  width: 60%;
  margin-bottom: 1em;
}

.skeleton-stat {
  height: 2.5em;
  width: 100%;
}

.skeleton-chart {
  height: 300px;
  width: 100%;
}

/* Spinner */
.spinner {
  width: 24px;
  height: 24px;
  border: 2px solid var(--void-elevated);
  border-top-color: var(--lum-purple);
  border-radius: var(--radius-full);
  animation: spin 0.8s linear infinite;
}

.spinner-sm {
  width: 16px;
  height: 16px;
}

.spinner-lg {
  width: 40px;
  height: 40px;
  border-width: 3px;
}

/* Loading Overlay */
.loading-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(5, 2, 8, 0.8);
  backdrop-filter: blur(4px);
  z-index: var(--z-modal);
}

/* ==========================================================================
   9. FORMS
   ========================================================================== */

/* Input */
.input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--void-surface);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: var(--text-base);
  transition: all var(--transition-fast);
}

.input::placeholder {
  color: var(--text-muted);
}

.input:hover {
  border-color: var(--glass-border-hover);
}

.input:focus {
  outline: none;
  border-color: var(--lum-purple);
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.2);
}

/* Select */
.select {
  appearance: none;
  width: 100%;
  padding: var(--space-3) var(--space-4);
  padding-right: var(--space-10);
  background: var(--void-surface);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236B5A7A' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-4) center;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: var(--text-base);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.select:hover {
  border-color: var(--glass-border-hover);
}

.select:focus {
  outline: none;
  border-color: var(--lum-purple);
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.2);
}

/* Checkbox */
.checkbox {
  appearance: none;
  width: 18px;
  height: 18px;
  background: var(--void-surface);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
}

.checkbox:hover {
  border-color: var(--glass-border-hover);
}

.checkbox:checked {
  background: var(--lum-purple);
  border-color: var(--lum-purple);
}

.checkbox:checked::after {
  content: '';
  position: absolute;
  left: 5px;
  top: 2px;
  width: 5px;
  height: 9px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.checkbox:focus-visible {
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.2);
}

/* ==========================================================================
   10. NAVIGATION
   ========================================================================== */

/* Header */
.header-void {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  background: rgba(5, 2, 8, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  transition: all var(--transition-base);
}

.header-void.scrolled {
  background: rgba(5, 2, 8, 0.95);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: var(--space-4) var(--space-6);
}

.header-logo {
  height: 32px;
  width: auto;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.header-link {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.header-link:hover,
.header-link.active {
  color: var(--text-primary);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  padding: var(--space-2);
  background: transparent;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
}

@media (max-width: 768px) {
  .header-nav {
    display: none;
  }

  .menu-toggle {
    display: block;
  }
}

/* ==========================================================================
   11. SECTION HEADERS
   ========================================================================== */

.section-header {
  text-align: center;
  margin-bottom: var(--space-12);
}

.page-title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
  color: var(--text-primary);
  margin: 0;
}

@media (max-width: 768px) {
  h1.page-title {
    font-size: var(--text-xl);
  }

  .main-content:has(.page-title) {
    padding-top: 70px !important;
  }

  .section-header:has(.page-title) {
    margin-bottom: var(--space-8);
  }
}

.section-label {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--lum-purple);
  margin-bottom: var(--space-4);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: var(--font-bold);
  color: var(--text-primary);
  margin: 0 0 var(--space-4);
  line-height: var(--leading-tight);
}

.section-subtitle {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

/* Left-aligned variant */
.section-header.left {
  text-align: left;
}

.section-header.left .section-subtitle {
  margin: 0;
}

/* Divider */
.divider {
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--glass-border) 20%,
    var(--glass-border) 80%,
    transparent
  );
  margin: var(--space-12) 0;
}

/* ==========================================================================
   12. CONTAINERS & LAYOUT
   ========================================================================== */

.container {
  width: 100%;
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.container-sm {
  max-width: var(--container-sm);
}

.container-md {
  max-width: var(--container-md);
}

.container-lg {
  max-width: var(--container-lg);
}

.container-2xl {
  max-width: var(--container-2xl);
}

/* Section Spacing */
.section {
  padding: var(--space-20) 0;
}

.section-sm {
  padding: var(--space-12) 0;
}

.section-lg {
  padding: var(--space-32) 0;
}

/* ==========================================================================
   13. CHART CONTAINER
   ========================================================================== */

.chart-container {
  background: var(--void-surface);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  position: relative;
}

.chart-container-glass {
  background: linear-gradient(
    135deg,
    rgba(18, 8, 31, 0.8) 0%,
    rgba(26, 14, 48, 0.6) 100%
  );
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
}

.chart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.chart-controls {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.chart-area {
  position: relative;
  width: 100%;
  height: 400px;
}

@media (max-width: 768px) {
  .chart-area {
    height: 300px;
  }

  .chart-header {
    flex-direction: column;
    align-items: stretch;
  }

  .chart-controls {
    justify-content: space-between;
  }
}

/* ==========================================================================
   14. DATA GRID
   ========================================================================== */

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
}

@media (max-width: 1024px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }
}

/* Two-column layout for volume charts */
.volume-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-8);
}

@media (max-width: 768px) {
  .volume-grid {
    grid-template-columns: 1fr;
  }
}