/* ========================================
   Alert State Variations
   ======================================== */

/* When alert is active, entire app gets a subtle red tint */
body.alert-active {
  --color-bg: #12080a;
  --color-surface: #1e1015;
}

body.alert-active .alert-banner {
  background-size: 200% 200%;
  animation: alert-pulse 2s ease-in-out infinite;
}

body.alert-active .card {
  border-color: rgba(255, 71, 87, 0.2);
}

/* ========================================
   Probability Card States
   ======================================== */
.probability-card[data-risk="minimal"] {
  border-color: rgba(46, 213, 115, 0.3);
  box-shadow: var(--shadow-glow-safe);
}

.probability-card[data-risk="low"] {
  border-color: rgba(79, 172, 254, 0.3);
}

.probability-card[data-risk="medium"] {
  border-color: rgba(255, 165, 2, 0.3);
  box-shadow: 0 0 20px var(--color-warning-glow);
}

.probability-card[data-risk="high"] {
  border-color: rgba(255, 99, 72, 0.3);
  box-shadow: var(--shadow-glow-danger);
}

.probability-card[data-risk="critical"] {
  border-color: rgba(255, 71, 87, 0.4);
  box-shadow: 0 0 30px var(--color-danger-glow);
  animation: card-pulse-danger 2s ease-in-out infinite;
}

@keyframes card-pulse-danger {
  0%, 100% { box-shadow: 0 0 20px var(--color-danger-glow); }
  50% { box-shadow: 0 0 40px rgba(255, 71, 87, 0.25); }
}

/* ========================================
   Connection States
   ======================================== */
.connection-indicator {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  background: var(--color-surface-2);
}

.connection-indicator--connected {
  color: var(--color-safe);
}

.connection-indicator--disconnected {
  color: var(--color-danger);
}

.connection-indicator--connecting {
  color: var(--color-warning);
}

/* ========================================
   Toast Notifications
   ======================================== */
.toast-container {
  position: fixed;
  bottom: var(--space-lg);
  left: 50%;
  transform: translateX(-50%);
  z-index: 900;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  max-width: 90vw;
}

.toast {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-lg);
  font-size: var(--font-size-sm);
  box-shadow: var(--shadow-lg);
  animation: toast-in 0.3s ease-out;
  text-align: center;
}

.toast--error {
  border-color: var(--color-danger);
  color: var(--color-danger);
}

.toast--warning {
  border-color: var(--color-warning);
  color: var(--color-warning);
}

.toast--success {
  border-color: var(--color-safe);
  color: var(--color-safe);
}

.toast--info {
  border-color: var(--color-info);
  color: var(--color-text-secondary);
}

@keyframes toast-in {
  from {
    transform: translateY(20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

@keyframes toast-out {
  from {
    transform: translateY(0);
    opacity: 1;
  }
  to {
    transform: translateY(20px);
    opacity: 0;
  }
}

/* ========================================
   Skeleton Loading
   ======================================== */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-surface-2) 25%,
    var(--color-surface-3) 50%,
    var(--color-surface-2) 75%
  );
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
  border-radius: var(--radius-sm);
}

@keyframes skeleton-loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.skeleton-text {
  height: 1em;
  margin-bottom: var(--space-sm);
}

.skeleton-text--short {
  width: 40%;
}

.skeleton-text--medium {
  width: 70%;
}

.skeleton-circle {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
}

/* ========================================
   Empty States
   ======================================== */
.empty-state {
  text-align: center;
  padding: var(--space-2xl) var(--space-lg);
}

.empty-state__icon {
  width: 48px;
  height: 48px;
  color: var(--color-text-muted);
  margin: 0 auto var(--space-md);
  opacity: 0.5;
}

.empty-state__title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.empty-state__text {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ========================================
   Badge
   ======================================== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
}

.badge--danger {
  background: var(--color-danger-bg);
  color: var(--color-danger);
}

.badge--safe {
  background: rgba(46, 213, 115, 0.1);
  color: var(--color-safe);
}

.badge--warning {
  background: rgba(255, 165, 2, 0.1);
  color: var(--color-warning);
}

/* ========================================
   How It Works
   ======================================== */
.how-it-works-card {
  background: var(--color-bg-2);
  border-color: transparent;
  cursor: pointer;
}

.how-it-works__toggle {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  list-style: none;
  padding: 0;
}

.how-it-works__toggle::-webkit-details-marker {
  display: none;
}

.how-it-works__toggle::after {
  content: '';
  margin-right: auto;
  margin-left: 0;
  width: 0;
  height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 5px solid var(--color-text-muted);
  transition: transform var(--transition-fast);
}

details[open] .how-it-works__toggle::after {
  transform: rotate(180deg);
}

.how-it-works__content {
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
}

.how-it-works__content p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
  line-height: 1.7;
}

.how-it-works__content ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.how-it-works__content li {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  padding-right: var(--space-md);
  position: relative;
  line-height: 1.6;
}

.how-it-works__content li::before {
  content: '';
  position: absolute;
  right: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
}

.how-it-works__content li strong {
  color: var(--color-text);
}

/* ========================================
   Number Animation
   ======================================== */
.number-animate {
  display: inline-block;
  transition: transform var(--transition-fast);
}

.number-animate.updating {
  transform: scale(1.1);
}

/* ========================================
   Card Timer - subtle footer-style timer
   ======================================== */
.card-timer {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
  font-size: var(--font-size-sm);
}

.card-timer__label {
  color: var(--color-text-muted);
}

.card-timer__value {
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  direction: ltr;
  display: inline;
}

.card-timer__value--danger { color: var(--color-danger); }
.card-timer__value--warning { color: var(--color-warning); }
.card-timer__value--primary { color: var(--color-primary); }
.card-timer__value--safe { color: var(--color-safe); }

/* Row of multiple timers side by side */
.card-timer-row {
  display: flex;
  justify-content: center;
  gap: var(--space-xl);
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
}

.card-timer-row .card-timer {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

/* ========================================
   Alert After Pre-Alert Card
   ======================================== */
.alert-after-pre-card {
  border-color: rgba(255, 71, 87, 0.4);
  box-shadow: 0 0 30px var(--color-danger-glow);
  animation: card-pulse-danger 2s ease-in-out infinite;
}

.alert-after-pre-state {
  text-align: center;
  padding: var(--space-lg) 0;
}

.alert-after-pre-state__icon {
  color: var(--color-danger);
  margin-bottom: var(--space-md);
  animation: alert-icon-shake 0.5s ease-in-out infinite alternate;
}

.alert-after-pre-state__icon svg {
  margin: 0 auto;
  display: block;
}

.alert-after-pre-state__title {
  font-size: var(--font-size-3xl);
  font-weight: 800;
  color: var(--color-danger);
  margin-bottom: var(--space-xs);
}

.alert-after-pre-state__subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-sm);
}

.alert-after-pre-state__probability {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
}

/* alert-after-pre uses card-timer-row for its timers */

/* ========================================
   Declining Card
   ======================================== */
.declining-card {
  border-color: rgba(46, 213, 115, 0.3);
  box-shadow: var(--shadow-glow-safe);
}

.declining-state {
  text-align: center;
  padding: var(--space-lg) 0;
}

.declining-state__icon {
  color: var(--color-safe);
  margin-bottom: var(--space-md);
  opacity: 0.8;
}

.declining-state__icon svg {
  margin: 0 auto;
  display: block;
}

.declining-state__title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-safe);
  margin-bottom: var(--space-xs);
}

.declining-state__subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
}

.declining-state__info {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
}

/* ========================================
   Event Concluded Card (green state)
   ======================================== */
.concluded-card {
  border-color: rgba(46, 213, 115, 0.4);
  box-shadow: var(--shadow-glow-safe);
}

.concluded-state {
  text-align: center;
  padding: var(--space-xl) 0;
}

.concluded-state__icon {
  color: var(--color-safe);
  margin-bottom: var(--space-md);
}

.concluded-state__icon svg {
  margin: 0 auto;
  display: block;
}

.concluded-state__title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-safe);
  margin-bottom: var(--space-xs);
}

.concluded-state__subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

/* ========================================
   Settings Overlay
   ======================================== */
.settings-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2000;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  animation: fadeInOverlay 0.2s ease-out;
}

.settings-overlay.hidden {
  display: none !important;
}

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

.settings-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  width: 100%;
  max-width: 480px;
  max-height: 85vh;
  overflow-y: auto;
  overflow-x: hidden;
  animation: slideUp 0.3s ease-out;
}

@keyframes slideUp {
  from { transform: translateY(100%); }
  to { transform: translateY(0); }
}

.settings-panel__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  background: var(--color-surface);
  z-index: 1;
}

.settings-panel__title {
  font-size: var(--font-size-lg);
  font-weight: 600;
}

.settings-panel__close {
  color: var(--color-text-muted);
  padding: var(--space-xs);
}

.settings-panel__close:hover {
  color: var(--color-text);
}

.settings-panel__body {
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.settings-section__title {
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.settings-section__desc {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

/* Simulation Buttons */
.sim-buttons {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.btn--sim {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-size: var(--font-size-sm);
  font-weight: 500;
  min-height: 48px;
  transition: all var(--transition-fast);
  text-align: right;
  width: 100%;
}

.btn--sim:hover {
  border-color: var(--color-border-light);
  transform: translateY(-1px);
}

.btn--sim:active {
  transform: translateY(0);
}

.btn--sim__icon {
  font-size: var(--font-size-base);
  flex-shrink: 0;
}

.btn--sim-warning { border-color: rgba(255, 165, 2, 0.3); }
.btn--sim-danger { border-color: rgba(255, 71, 87, 0.3); }
.btn--sim-safe { border-color: rgba(46, 213, 115, 0.3); }
.btn--sim-info { border-color: rgba(79, 140, 255, 0.3); }
.btn--sim-neutral { border-color: var(--color-border); }

.btn--sim-warning:hover { background: rgba(255, 165, 2, 0.08); }
.btn--sim-danger:hover { background: rgba(255, 71, 87, 0.08); }
.btn--sim-safe:hover { background: rgba(46, 213, 115, 0.08); }
.btn--sim-info:hover { background: rgba(79, 140, 255, 0.08); }

/* State Debug */
.state-debug {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.state-debug__item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--color-surface-2);
  border-radius: var(--radius-sm);
  padding: var(--space-sm) var(--space-md);
}

.state-debug__label {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.state-debug__value {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-secondary);
  font-family: monospace;
  direction: ltr;
}