/* ============================================================
   SHIPSENSE — ANIMATIONS
   Keyframes, transitions, micro-interactions
   ============================================================ */

/* ── Keyframes ── */
@keyframes aurora1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33%       { transform: translate(60px, 40px) scale(1.1); }
  66%       { transform: translate(-40px, 60px) scale(0.95); }
}
@keyframes aurora2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  40%       { transform: translate(-80px, 30px) scale(1.15); }
  70%       { transform: translate(50px, -40px) scale(0.9); }
}
@keyframes aurora3 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50%       { transform: translate(40px, -60px) scale(1.2); }
}

@keyframes float {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50%       { transform: translateY(-12px) rotate(1deg); }
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(0.85); }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes shimmer {
  0%   { background-position: -200% center; }
  100% { background-position: 200% center; }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

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

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.92); }
  to   { opacity: 1; transform: scale(1); }
}

@keyframes slideInModule {
  from { opacity: 0; transform: translateX(12px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
  from { transform: translateX(100%); opacity: 0; }
  to   { transform: translateX(0); opacity: 1; }
}

@keyframes slideOutRight {
  from { transform: translateX(0); opacity: 1; }
  to   { transform: translateX(100%); opacity: 0; }
}

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

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

@keyframes scoreReveal {
  from { stroke-dashoffset: 314; }
}

@keyframes barFill {
  from { width: 0%; }
}

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

@keyframes orbPulse {
  0%, 100% { transform: scale(1); opacity: 0.8; }
  50%       { transform: scale(1.15); opacity: 1; }
}

@keyframes ringExpand {
  0%   { transform: scale(0.8); opacity: 1; }
  100% { transform: scale(2.5); opacity: 0; }
}

@keyframes toastSlideIn {
  from { transform: translateX(100%); opacity: 0; }
  to   { transform: translateX(0); opacity: 1; }
}

@keyframes toastSlideOut {
  from { transform: translateX(0); opacity: 1; }
  to   { transform: translateX(calc(100% + 16px)); opacity: 0; }
}

@keyframes progressBar {
  0%   { width: 0%; }
  80%  { width: 85%; }
  100% { width: 100%; }
}

@keyframes glowPulse {
  0%, 100% { box-shadow: 0 0 20px rgba(124,58,237,0.2); }
  50%       { box-shadow: 0 0 40px rgba(124,58,237,0.5), 0 0 80px rgba(124,58,237,0.2); }
}

@keyframes textGlow {
  0%, 100% { text-shadow: 0 0 20px rgba(167,139,250,0.4); }
  50%       { text-shadow: 0 0 40px rgba(167,139,250,0.8); }
}

@keyframes insightSlide {
  from { opacity: 0; transform: translateX(-12px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes healthFill {
  from { width: 0%; }
}

/* ── Animation Utility Classes ── */
.animate-fade-up {
  animation: fadeUp 0.6s ease both;
}
.animate-fade-in {
  animation: fadeIn 0.5s ease both;
}
.animate-scale-in {
  animation: scaleIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.35s; }
.delay-4 { animation-delay: 0.5s; }
.delay-5 { animation-delay: 0.65s; }

/* ── Streaming Text Cursor ── */
.streaming-cursor {
  display: inline-block;
  width: 2px;
  height: 1em;
  background: var(--color-violet-light);
  margin-left: 2px;
  vertical-align: text-bottom;
  animation: blink 0.8s step-end infinite;
}

/* ── Shimmer Skeleton ── */
.shimmer {
  background: linear-gradient(
    90deg,
    rgba(255,255,255,0.04) 25%,
    rgba(255,255,255,0.1)  50%,
    rgba(255,255,255,0.04) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--r-md);
}
.shimmer-line {
  height: 12px;
  margin-bottom: 8px;
  border-radius: var(--r-full);
}
.shimmer-line--wide { width: 80%; }
.shimmer-line--mid  { width: 60%; }
.shimmer-line--short{ width: 40%; }

/* ── Live Pulse ── */
.live-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-emerald);
}
.live-dot {
  width: 6px; height: 6px;
  background: var(--color-emerald);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--color-emerald);
  animation: pulse-dot 1.5s ease-in-out infinite;
}

/* ── AI Overlay ── */
.ai-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  background: rgba(7,7,18,0.85);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.2s ease;
}
.ai-overlay.hidden { display: none; }
.ai-overlay-inner { text-align: center; }
.ai-thinking-animation {
  position: relative;
  width: 100px; height: 100px;
  margin: 0 auto var(--sp-6);
}
.ai-orb {
  position: absolute;
  inset: 25%;
  background: var(--grad-primary);
  border-radius: 50%;
  animation: orbPulse 1.5s ease-in-out infinite;
  box-shadow: var(--shadow-glow);
}
.ai-rings { position: absolute; inset: 0; }
.ai-ring {
  position: absolute;
  border-radius: 50%;
  border: 1.5px solid rgba(124,58,237,0.4);
  animation: ringExpand 2s ease-out infinite;
}
.ai-ring--1 { inset: 25%; animation-delay: 0s; }
.ai-ring--2 { inset: 15%; animation-delay: 0.5s; }
.ai-ring--3 { inset: 5%; animation-delay: 1s; }

.ai-thinking-text {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--sp-4);
  animation: textGlow 2s ease-in-out infinite;
}
.ai-progress-bar {
  width: 260px;
  height: 3px;
  background: rgba(255,255,255,0.08);
  border-radius: var(--r-full);
  overflow: hidden;
  margin: 0 auto;
}
.ai-progress-fill {
  height: 100%;
  background: var(--grad-primary);
  border-radius: var(--r-full);
  animation: progressBar 3s ease forwards;
}

/* ── Toast System ── */
.toast-container {
  position: fixed;
  bottom: var(--sp-6);
  right: var(--sp-6);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  pointer-events: none;
  max-width: 360px;
}
.toast {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  background: var(--color-bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--r-lg);
  padding: var(--sp-4);
  pointer-events: all;
  animation: toastSlideIn 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
  box-shadow: var(--shadow-lg);
}
.toast.toast--exit { animation: toastSlideOut 0.25s ease forwards; }
.toast-icon { font-size: 18px; flex-shrink: 0; }
.toast-body { flex: 1; }
.toast-title {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
}
.toast-msg { font-size: var(--fs-xs); color: var(--text-muted); line-height: 1.5; }
.toast-close {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: var(--fs-md);
  padding: 0;
  line-height: 1;
  flex-shrink: 0;
}
.toast--success { border-left: 3px solid var(--color-emerald); }
.toast--error   { border-left: 3px solid var(--color-rose); }
.toast--info    { border-left: 3px solid var(--color-cyan); }
.toast--warning { border-left: 3px solid var(--color-amber); }

/* ── Score SVG gradient definition ── */
svg defs { position: absolute; }

/* ── Hover transitions ── */
.feature-card, .dash-card, .result-card, .fb-card {
  transition: transform var(--transition-slow), box-shadow var(--transition-slow), border-color var(--transition-slow);
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .sidebar {
    position: fixed;
    left: 0; top: 0; bottom: 0;
    transform: translateX(-100%);
    z-index: var(--z-overlay);
  }
  .sidebar.open { transform: translateX(0); }
  .sidebar-close-btn { display: block; }
  .mobile-menu-btn { display: flex; }
  .hero-floaters { display: none; }
  .nav-links { display: none; }
  .features-grid { grid-template-columns: 1fr; }
  .module-view { padding: var(--sp-4); }
}

@media (max-width: 600px) {
  .hero { padding: 80px var(--sp-4) var(--sp-10); }
  .demo-input-row { flex-direction: column; }
  .ship-score-result { flex-direction: column; align-items: flex-start; }
  .hero-stats { gap: var(--sp-4); }
  .landing-nav { padding: var(--sp-3) var(--sp-4); }
}