/* ── bijlibillwala landing scrollytelling demo ─────────────────────────────────── */
/* Embeds inside home.html between hero and #story. Pure CSS + a small JS file
   (demo.js) for IntersectionObserver-driven nav highlight. No framework.      */

.demo-section {
  background: linear-gradient(180deg, var(--surface) 0%, #fff 100%);
  padding: 64px 0 80px;
  position: relative;
}

.demo-header {
  max-width: 980px;
  margin: 0 auto 28px;
  padding: 0 24px;
  text-align: center;
}

.demo-header h2 {
  font-size: 32px;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: -.4px;
  margin: 0 0 8px;
  line-height: 1.2;
}

.demo-header .demo-sub {
  font-size: 16px;
  color: var(--text2);
  margin: 0 auto;
  max-width: 720px;
  line-height: 1.55;
}

.demo-sample-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 18px;
  background: #FFF8EC;
  border: 1px solid #F0CB7E;
  color: #6B5A2A;
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
}

.demo-sample-badge::before {
  content: "ⓘ";
  font-size: 14px;
  color: #B45309;
}

.demo-controls {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin-top: 16px;
}

.demo-controls button {
  background: var(--blue);
  color: #fff;
  border: 0;
  border-radius: 6px;
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background .15s;
}

.demo-controls button:hover { background: var(--navy); }
.demo-controls button.paused { background: var(--text3); }

.demo-scroll-hint {
  margin-top: 14px;
  font-size: 12px;
  color: var(--text3);
  font-style: italic;
}

/* ── Two-column layout: sticky sidebar + scrolling stops ─────────────────── */

.demo-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 248px 1fr;
  gap: 24px;
  align-items: flex-start;
}

.demo-sidebar {
  position: sticky;
  top: 80px;
  width: 248px;
  max-height: calc(100vh - 100px);
  overflow-y: auto;
  background: linear-gradient(180deg, rgba(248, 250, 254, .97) 0%, rgba(240, 244, 252, .97) 100%);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 10px;
  box-shadow: 0 2px 16px rgba(0, 48, 135, .07);
}

.demo-sidebar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 8px 14px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 10px;
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -.3px;
}
/* Tricolor brand — same treatment as main header brand */
.demo-sidebar-logo .logo-bijli { color: var(--orange); }
.demo-sidebar-logo .logo-bill  {
  color: #fff;
  text-shadow:
    -1px -1px 0 var(--navy),
     1px -1px 0 var(--navy),
    -1px  1px 0 var(--navy),
     1px  1px 0 var(--navy);
}
.demo-sidebar-logo .logo-wala  { color: var(--green); }

.demo-nav-item {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 10px 12px;
  margin-bottom: 3px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 400;
  color: var(--text2);
  text-decoration: none;
  transition: all .15s ease;
}

.demo-nav-item .icon {
  width: 22px;
  font-size: 17px;
  text-align: center;
  opacity: .85;
  flex-shrink: 0;
}

.demo-nav-item.active {
  font-weight: 700;
  color: var(--navy);
  background: linear-gradient(135deg, rgba(0, 48, 135, .09) 0%, rgba(0, 80, 200, .06) 100%);
  box-shadow: 0 2px 8px rgba(0, 48, 135, .08), inset 0 1px 0 rgba(255, 255, 255, .6);
  animation: demoNavPulse 1.2s ease-out;
}

@keyframes demoNavPulse {
  0%   { box-shadow: 0 0 0 0 rgba(247, 148, 30, .55); }
  100% { box-shadow: 0 0 0 14px rgba(247, 148, 30, 0); }
}

/* ── Stops (the scrolling right column) ───────────────────────────────────── */

.demo-stops {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.demo-stop {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px 28px 24px;
  box-shadow: 0 4px 16px rgba(0, 48, 135, .06);
  scroll-margin-top: 80px;
}

.demo-stop-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.demo-stop-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 48, 135, .08);
  color: var(--navy);
  font-size: 18px;
  font-weight: 700;
}

.demo-stop-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--navy);
  margin: 0;
}

.demo-screen {
  background: linear-gradient(180deg, #FAFBFE 0%, #F4F8FD 100%);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  margin-bottom: 18px;
  overflow: hidden;
}

.demo-screen svg {
  display: block;
  width: 100%;
  height: auto;
  max-height: 320px;
}

.demo-caption {
  display: grid;
  gap: 10px;
}

.demo-problem {
  position: relative;
  padding-left: 12px;
  font-size: 14px;
  color: var(--red);
  font-weight: 600;
  line-height: 1.5;
}

.demo-problem::before {
  content: "";
  position: absolute;
  left: 0; top: 4px; bottom: 4px;
  width: 3px;
  background: var(--red);
  border-radius: 2px;
}

.demo-solution {
  padding-left: 12px;
  font-size: 14px;
  color: var(--text);
  line-height: 1.55;
}

.demo-callout {
  margin-top: 4px;
  background: linear-gradient(135deg, rgba(247, 148, 30, .12) 0%, rgba(232, 134, 26, .06) 100%);
  border: 1px solid rgba(247, 148, 30, .35);
  border-radius: 8px;
  padding: 10px 14px;
  color: #8B4A0F;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -.1px;
}

/* ── Mobile fallback: stack sidebar above stops ──────────────────────────── */

@media (max-width: 860px) {
  .demo-container {
    grid-template-columns: 1fr;
  }
  .demo-sidebar {
    position: relative;
    top: 0;
    width: 100%;
    max-height: 240px;
    margin-bottom: 12px;
  }
  .demo-sidebar nav {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
  }
  .demo-nav-item {
    padding: 6px 10px;
    font-size: 12px;
    margin-bottom: 0;
  }
  .demo-nav-item .icon { display: none; }
  .demo-stop { padding: 20px 16px 18px; }
  .demo-stop-title { font-size: 18px; }
  .demo-header h2 { font-size: 24px; }
}