/* =====================================================
   DEMOS PAGE — Workflow Player Styles
   ===================================================== */

/* Page hero */
.demos-hero {
  background: var(--color-midnight);
  padding: var(--space-20) 0 var(--space-16);
  text-align: center;
}

/* Demo grid wrapper */
.demos-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
}

/* ── Demo Player Container ───────────────────────── */
.demo-player {
  background: var(--color-ink);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.demo-player__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-6) var(--space-8);
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  background: rgba(255, 255, 255, 0.02);
}

.demo-player__title-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.demo-player__label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-electric);
}

.demo-player__title {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-white);
  font-family: var(--font-display);
}

.demo-player__body {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 0;
}

/* ── SVG Canvas ──────────────────────────────────── */
.demo-player__canvas {
  padding: var(--space-8);
  border-right: 1px solid rgba(255, 255, 255, 0.07);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 360px;
}

.demo-player__canvas svg {
  width: 100%;
  max-width: 520px;
  height: auto;
}

/* SVG node & line animation classes */
.flow-node {
  transition: opacity 0.3s ease;
  opacity: 0.35;
}

.flow-node--active {
  opacity: 1;
}

.flow-node--done {
  opacity: 0.7;
}

.flow-line {
  stroke-dasharray: 200;
  stroke-dashoffset: 200;
  transition: stroke-dashoffset 0.6s ease;
}

.flow-line--active {
  stroke-dashoffset: 0;
}

/* Pulse ring animation on active circle indicator */
@keyframes node-pulse-ring-anim {
  0%   { r: 5; opacity: 1; }
  70%  { r: 10; opacity: 0; }
  100% { r: 5; opacity: 0; }
}

.node-pulse-ring {
  animation: none;
  fill: none;
  stroke-width: 1.5;
}

.node-pulse-ring--active {
  animation: node-pulse-ring-anim 1.2s ease-out infinite;
}

/* ── Step Sidebar ────────────────────────────────── */
.demo-player__steps {
  padding: var(--space-6) var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  justify-content: center;
}

.demo-player__step {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  opacity: 0.4;
  transition: opacity 0.3s ease, background 0.3s ease, border-color 0.3s ease;
}

.demo-player__step--active {
  opacity: 1;
  background: rgba(91, 110, 245, 0.1);
  border-color: rgba(91, 110, 245, 0.3);
}

.demo-player__step--done {
  opacity: 0.65;
  background: rgba(34, 197, 94, 0.05);
  border-color: rgba(34, 197, 94, 0.15);
}

.demo-player__step-num {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  color: var(--color-slate-400);
  font-family: var(--font-mono);
  transition: background 0.3s ease, border-color 0.3s ease, color 0.3s ease;
}

.demo-player__step--active .demo-player__step-num {
  background: var(--color-electric);
  border-color: var(--color-electric);
  color: white;
}

.demo-player__step--done .demo-player__step-num {
  background: rgba(34, 197, 94, 0.2);
  border-color: rgba(34, 197, 94, 0.4);
  color: #22C55E;
}

/* checkmark when done */
.demo-player__step--done .demo-player__step-num::before {
  content: "✓";
}

.demo-player__step--done .demo-player__step-num span {
  display: none;
}

.demo-player__step-content {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.demo-player__step-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-white);
  line-height: 1.3;
}

.demo-player__step-desc {
  font-size: 11px;
  color: var(--color-slate-400);
  line-height: 1.4;
}

/* ── Controls & CTA footer ───────────────────────── */
.demo-player__footer {
  padding: var(--space-5) var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.demo-player__controls {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.demo-player__progress {
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--color-slate-400);
}

.demo-replay-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-slate-400);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--dur-fast), border-color var(--dur-fast), color var(--dur-fast);
}

.demo-replay-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.25);
  color: white;
}

.demo-replay-btn svg {
  width: 13px;
  height: 13px;
}

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

.demo-player__cta-text {
  font-size: 12px;
  color: var(--color-slate-400);
}

/* Status dot — playing / complete */
.demo-status {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 11px;
  font-family: var(--font-mono);
}

.demo-status__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-slate-400);
  flex-shrink: 0;
}

.demo-status--playing .demo-status__dot {
  background: var(--color-electric);
  animation: status-blink 1s ease-in-out infinite;
}

.demo-status--done .demo-status__dot {
  background: #22C55E;
  animation: none;
}

@keyframes status-blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.3; }
}

/* ── Section divider between demos ──────────────── */
.demos-section {
  padding: var(--space-4) 0;
}

.demos-section__header {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.demos-section__num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-electric);
  letter-spacing: 2px;
  text-transform: uppercase;
  opacity: 0.7;
}

/* ── Responsive ──────────────────────────────────── */
@media (max-width: 1023px) {
  .demo-player__body {
    grid-template-columns: 1fr;
  }

  .demo-player__canvas {
    border-right: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
    min-height: auto;
    padding: var(--space-6);
  }

  .demo-player__steps {
    padding: var(--space-5) var(--space-6);
  }
}

@media (max-width: 767px) {
  .demo-player__header {
    padding: var(--space-4) var(--space-5);
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
  }

  .demo-player__canvas {
    padding: var(--space-4);
  }

  .demo-player__footer {
    padding: var(--space-4) var(--space-5);
    flex-direction: column;
    align-items: flex-start;
  }
}