/* corner-tabs - Corner-positioned tab navigation */

.cornerTabs {
  position: fixed;
  z-index: 999;
  font-family: var(--font-sans, system-ui, sans-serif);
}

/* Corner positions */
.cornerTopLeft {
  top: 0;
  left: 0;
}

.cornerTopRight {
  top: 0;
  right: 0;
}

.cornerBottomLeft {
  bottom: 0;
  left: 0;
}

.cornerBottomRight {
  bottom: 0;
  right: 0;
}

/* Corner decorations */
.cornerDecoration {
  position: absolute;
  pointer-events: none;
  opacity: 0.5;
}

.cornerTopLeft .cornerDecoration {
  top: 1.5rem;
  left: 1.5rem;
}

.cornerTopRight .cornerDecoration {
  top: 1.5rem;
  right: 1.5rem;
}

.cornerBottomLeft .cornerDecoration {
  bottom: 1.5rem;
  left: 1.5rem;
}

.cornerBottomRight .cornerDecoration {
  bottom: 1.5rem;
  right: 1.5rem;
}

.decorationLine {
  position: absolute;
  background: currentColor;
}

.cornerTopLeft .decorationLine:first-child {
  width: 20px;
  height: 2px;
  top: 0;
  left: 0;
}

.cornerTopLeft .decorationLine:nth-child(2) {
  width: 2px;
  height: 20px;
  top: 0;
  left: 0;
}

.cornerTopRight .decorationLine:first-child {
  width: 20px;
  height: 2px;
  top: 0;
  right: 0;
}

.cornerTopRight .decorationLine:nth-child(2) {
  width: 2px;
  height: 20px;
  top: 0;
  right: 0;
}

.cornerBottomLeft .decorationLine:first-child {
  width: 20px;
  height: 2px;
  bottom: 0;
  left: 0;
}

.cornerBottomLeft .decorationLine:nth-child(2) {
  width: 2px;
  height: 20px;
  bottom: 0;
  left: 0;
}

.cornerBottomRight .decorationLine:first-child {
  width: 20px;
  height: 2px;
  bottom: 0;
  right: 0;
}

.cornerBottomRight .decorationLine:nth-child(2) {
  width: 2px;
  height: 20px;
  bottom: 0;
  right: 0;
}

/* Tab list */
.tabList {
  display: flex;
  padding: 0.75rem;
  gap: 0.5rem;
}

.orientationHorizontal .tabList {
  flex-direction: row;
}

.orientationVertical .tabList {
  flex-direction: column;
}

/* Corner-specific positioning */
.cornerTopLeft .tabList,
.cornerTopRight .tabList {
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.cornerBottomLeft .tabList,
.cornerBottomRight .tabList {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.cornerTopLeft .tabList {
  border-right: 1px solid rgba(255, 255, 255, 0.1);
}

.cornerTopRight .tabList {
  border-left: 1px solid rgba(255, 255, 255, 0.1);
}

.cornerBottomLeft .tabList {
  border-right: 1px solid rgba(255, 255, 255, 0.1);
}

.cornerBottomRight .tabList {
  border-left: 1px solid rgba(255, 255, 255, 0.1);
}

/* Tab button */
.tab {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: transparent;
  border: none;
  color: currentColor;
  font-family: inherit;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.tab:hover:not(.tabDisabled) {
  background: rgba(255, 255, 255, 0.05);
}

.tabDisabled {
  opacity: 0.3;
  cursor: not-allowed;
}

/* Active tab */
.tabActive {
  font-weight: 600;
}

.tabIndicator {
  position: absolute;
  background: currentColor;
}

.cornerTopLeft .tabIndicator,
.cornerTopRight .tabIndicator {
  bottom: -1px;
  left: 0;
  right: 0;
  height: 2px;
}

.cornerBottomLeft .tabIndicator,
.cornerBottomRight .tabIndicator {
  top: -1px;
  left: 0;
  right: 0;
  height: 2px;
}

/* Tab icon */
.tabIcon {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1em;
}

/* Tab label */
.tabLabel {
  position: relative;
}

/* Content panel */
.contentPanel {
  position: absolute;
  padding: 1.5rem;
  min-width: 300px;
  max-width: 400px;
}

/* Content positioning by corner */
.cornerTopLeft .contentPanel {
  top: 100%;
  left: 0;
}

.cornerTopRight .contentPanel {
  top: 100%;
  right: 0;
}

.cornerBottomLeft .contentPanel {
  bottom: 100%;
  left: 0;
}

.cornerBottomRight .contentPanel {
  bottom: 100%;
  right: 0;
}

/* Animations */
.contentPanel.animating {
  animation: content-enter 0.3s ease forwards;
}

.animationSlide .contentPanel.animating {
  animation: slide-in 0.3s ease forwards;
}

.animationFade .contentPanel.animating {
  animation: fade-in 0.3s ease forwards;
}

.animationScale .contentPanel.animating {
  animation: scale-in 0.3s ease forwards;
}

.animationGlitch .contentPanel.animating {
  animation: glitch-in 0.4s ease forwards;
}

@keyframes slide-in {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes scale-in {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes glitch-in {
  0% {
    opacity: 0;
    transform: translate(0);
  }
  20% {
    transform: translate(-2px, 2px);
  }
  40% {
    transform: translate(2px, -2px);
  }
  60% {
    transform: translate(-1px, -1px);
  }
  80% {
    transform: translate(1px, 1px);
  }
  100% {
    opacity: 1;
    transform: translate(0);
  }
}

/* Variant styles */

/* Minimal */
.minimal {
  color: var(--chaos-text, #888);
  background: var(--chaos-bg, #0a0a0a);
}

.minimal .tabActive {
  color: var(--chaos-accent, #fff);
}

.minimal .contentPanel {
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Brutal */
.brutal {
  background: #ff0040;
  color: #fff;
}

.brutal .tabList {
  border-color: #000;
}

.brutal .tabActive {
  color: #000;
  background: #fff;
}

.brutal .tabIndicator {
  background: #000;
  height: 3px;
}

.brutal .contentPanel {
  background: #ff0040;
  border: 3px solid #000;
  box-shadow: 4px 4px 0 #000;
}

/* Neon */
.neon {
  color: #00ffff;
}

.neon .tabList {
  border-color: rgba(0, 255, 255, 0.3);
}

.neon .tabActive {
  color: #00ffff;
  text-shadow: 0 0 10px #00ffff;
}

.neon .tabIndicator {
  background: #00ffff;
  box-shadow: 0 0 10px #00ffff;
}

.neon .contentPanel {
  background: rgba(0, 20, 30, 0.95);
  border: 1px solid rgba(0, 255, 255, 0.3);
  box-shadow: 0 0 30px rgba(0, 255, 255, 0.1);
}

/* Ornate */
.ornate .tab::before,
.ornate .tab::after {
  content: '';
  position: absolute;
  width: 4px;
  height: 4px;
  border: 1px solid currentColor;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.ornate .tab:hover::before,
.ornate .tab:hover::after,
.ornate .tabActive::before,
.ornate .tabActive::after {
  opacity: 1;
}

.ornate .tab::before {
  top: 0;
  left: 0;
  border-right: none;
  border-bottom: none;
}

.ornate .tab::after {
  bottom: 0;
  right: 0;
  border-left: none;
  border-top: none;
}

.ornate .contentPanel {
  background: linear-gradient(135deg, rgba(20, 20, 20, 0.95), rgba(40, 40, 40, 0.95));
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.ornate .contentPanel::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, currentColor, transparent);
}