/* ============================================================================
   KiiWORKS Public Demo — overlay layer
   Welcome modal · demo badge · per-panel labels · tooltips · guided tour.
   Namespaced under .kd-* so it never collides with the workbench's Tailwind.
   Brand: teal #16A89E / deep #0f6e67 / slate #2D3748.
   ========================================================================== */

:root {
  --kd-teal: #16A89E;
  --kd-teal-600: #138e85;
  --kd-teal-700: #0f6e67;
  --kd-teal-pale: #ecfdf7;
  --kd-slate: #2D3748;
  --kd-ink: #1e293b;
  --kd-muted: #64748b;
  --kd-cloud: #e2e8f0;
  --kd-amber: #b45309;
  --kd-amber-bg: #fffbeb;
  --kd-shadow: 0 10px 40px -8px rgba(15, 23, 42, .28);
  --kd-shadow-sm: 0 4px 16px -4px rgba(15, 23, 42, .18);
}

/* ── Demo badge in the header ──────────────────────────────────────────── */
.kd-badge {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .28rem .7rem; border-radius: 999px;
  background: var(--kd-teal-pale); color: var(--kd-teal-700);
  font: 600 11px/1 'Inter', system-ui, sans-serif; letter-spacing: .04em;
  border: 1px solid #99f6e4; white-space: nowrap;
}
.kd-badge .kd-live-dot {
  width: 7px; height: 7px; border-radius: 999px; background: var(--kd-teal);
  box-shadow: 0 0 0 0 rgba(22, 168, 158, .6); animation: kd-pulse 2.4s infinite;
}
@keyframes kd-pulse {
  0% { box-shadow: 0 0 0 0 rgba(22, 168, 158, .5); }
  70% { box-shadow: 0 0 0 7px rgba(22, 168, 158, 0); }
  100% { box-shadow: 0 0 0 0 rgba(22, 168, 158, 0); }
}

/* ── Floating tour launcher ────────────────────────────────────────────── */
.kd-tour-fab {
  position: fixed; right: 22px; bottom: 22px; z-index: 9000;
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .7rem 1.1rem; border: none; border-radius: 999px; cursor: pointer;
  background: var(--kd-teal); color: #fff;
  font: 600 13px/1 'Inter', system-ui, sans-serif;
  box-shadow: var(--kd-shadow); transition: transform .15s, background .15s;
}
.kd-tour-fab:hover { background: var(--kd-teal-600); transform: translateY(-1px); }
.kd-tour-fab svg { width: 16px; height: 16px; }

/* ── Backdrop (shared: modal + tour) ───────────────────────────────────── */
.kd-backdrop {
  position: fixed; inset: 0; z-index: 9500;
  background: rgba(15, 23, 42, .55); backdrop-filter: blur(3px);
  display: flex; align-items: center; justify-content: center; padding: 1.5rem;
}
.kd-backdrop[hidden] { display: none; }

/* ── Welcome / overview modal ──────────────────────────────────────────── */
.kd-modal {
  background: #fff; border-radius: 16px; max-width: 640px; width: 100%;
  box-shadow: var(--kd-shadow); overflow: hidden;
  font-family: 'Inter', system-ui, sans-serif; color: var(--kd-ink);
  max-height: 90vh; display: flex; flex-direction: column;
}
.kd-modal-head {
  background: linear-gradient(135deg, #1b2433 0%, #0f6e67 130%);
  color: #fff; padding: 1.6rem 1.8rem 1.4rem;
}
.kd-modal-eyebrow {
  font-size: 11px; font-weight: 600; letter-spacing: .16em; text-transform: uppercase;
  color: #5eead4; margin-bottom: .5rem;
}
.kd-modal-head h2 { font-size: 1.5rem; font-weight: 700; margin: 0 0 .4rem; line-height: 1.15; }
.kd-modal-head p { font-size: .9rem; color: #cbd5e1; margin: 0; line-height: 1.5; }
.kd-modal-body { padding: 1.5rem 1.8rem; overflow-y: auto; }
.kd-modal-body h3 {
  font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase;
  color: var(--kd-muted); margin: 0 0 .8rem;
}
.kd-feature-list { list-style: none; margin: 0 0 1.2rem; padding: 0; display: grid; gap: .7rem; }
.kd-feature-list li { display: flex; gap: .7rem; align-items: flex-start; font-size: .88rem; line-height: 1.45; }
.kd-feature-list .kd-ico {
  flex: none; width: 22px; height: 22px; border-radius: 6px; margin-top: 1px;
  background: var(--kd-teal-pale); color: var(--kd-teal-700);
  display: flex; align-items: center; justify-content: center; font-size: 12px;
}
.kd-feature-list strong { color: var(--kd-ink); font-weight: 600; }
.kd-modal-note {
  background: var(--kd-teal-pale); border: 1px solid #99f6e4; border-radius: 10px;
  padding: .8rem 1rem; font-size: .82rem; color: var(--kd-teal-700); line-height: 1.5;
}
.kd-modal-foot {
  padding: 1.1rem 1.8rem; border-top: 1px solid var(--kd-cloud);
  display: flex; gap: .7rem; justify-content: flex-end; align-items: center;
}
.kd-btn {
  padding: .6rem 1.15rem; border-radius: 8px; border: none; cursor: pointer;
  font: 600 13px/1 'Inter', system-ui, sans-serif; transition: background .15s, border-color .15s;
}
.kd-btn-primary { background: var(--kd-teal); color: #fff; }
.kd-btn-primary:hover { background: var(--kd-teal-600); }
.kd-btn-ghost { background: transparent; color: var(--kd-muted); border: 1px solid var(--kd-cloud); }
.kd-btn-ghost:hover { border-color: #cbd5e1; color: var(--kd-ink); }

/* ── Per-panel explainer callout ───────────────────────────────────────── */
.kd-callout {
  position: relative; margin: 0 0 1.4rem; padding: 1rem 1.1rem 1rem 1.15rem;
  background: linear-gradient(180deg, #fafffe 0%, #f5fdfb 100%);
  border: 1px solid #cdeee9; border-left: 3px solid var(--kd-teal); border-radius: 10px;
  font-family: 'Inter', system-ui, sans-serif;
}
.kd-callout-top { display: flex; align-items: center; gap: .6rem; flex-wrap: wrap; margin-bottom: .35rem; }
.kd-callout-top .kd-what { font-size: .8rem; font-weight: 700; color: var(--kd-teal-700); letter-spacing: .02em; }
.kd-chip {
  font-size: 10px; font-weight: 600; letter-spacing: .03em; text-transform: uppercase;
  padding: .16rem .5rem; border-radius: 999px; background: #fff; border: 1px solid #cdeee9; color: var(--kd-teal-700);
}
.kd-callout p { margin: 0; font-size: .84rem; line-height: 1.5; color: #334155; }
.kd-callout .kd-why { margin-top: .5rem; font-size: .8rem; color: var(--kd-muted); }
.kd-callout .kd-why strong { color: var(--kd-slate); font-weight: 600; }

/* ── Inline info affordance ("?") + tooltip popover ────────────────────── */
.kd-info {
  display: inline-flex; align-items: center; justify-content: center;
  width: 15px; height: 15px; border-radius: 999px; margin-left: .3rem; cursor: help;
  background: var(--kd-cloud); color: var(--kd-muted);
  font: 700 10px/1 'Inter', system-ui, sans-serif; vertical-align: middle;
  transition: background .12s, color .12s;
}
.kd-info:hover { background: var(--kd-teal); color: #fff; }
.kd-tooltip {
  position: fixed; z-index: 9800; max-width: 300px;
  background: var(--kd-slate); color: #f8fafc; border-radius: 8px;
  padding: .6rem .75rem; font: 400 12px/1.5 'Inter', system-ui, sans-serif;
  box-shadow: var(--kd-shadow-sm); pointer-events: none; opacity: 0; transform: translateY(4px);
  transition: opacity .12s, transform .12s;
}
.kd-tooltip.kd-show { opacity: 1; transform: translateY(0); }
.kd-tooltip strong { color: #5eead4; }
.kd-tooltip::after {
  content: ''; position: absolute; width: 8px; height: 8px; background: var(--kd-slate);
  transform: rotate(45deg);
}
.kd-tooltip[data-place="top"]::after { bottom: -4px; left: var(--kd-arrow, 50%); }
.kd-tooltip[data-place="bottom"]::after { top: -4px; left: var(--kd-arrow, 50%); }

/* ── Guided tour spotlight + popover ───────────────────────────────────── */
.kd-tour-mask { position: fixed; inset: 0; z-index: 9600; pointer-events: none; }
.kd-tour-mask rect.kd-hole { fill: #000; }
.kd-tour-pop {
  position: fixed; z-index: 9700; width: 340px; max-width: calc(100vw - 32px);
  background: #fff; border-radius: 12px; box-shadow: var(--kd-shadow);
  font-family: 'Inter', system-ui, sans-serif; overflow: hidden;
}
.kd-tour-pop-head { padding: .9rem 1.1rem .1rem; }
.kd-tour-step { font-size: 10px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--kd-teal); }
.kd-tour-pop h4 { margin: .3rem 0 0; font-size: 1.02rem; font-weight: 700; color: var(--kd-ink); line-height: 1.2; }
.kd-tour-pop-body { padding: .5rem 1.1rem 1rem; font-size: .86rem; line-height: 1.55; color: #334155; }
.kd-tour-pop-foot {
  display: flex; align-items: center; justify-content: space-between;
  padding: .8rem 1.1rem; border-top: 1px solid var(--kd-cloud);
}
.kd-dots { display: flex; gap: 5px; }
.kd-dots i { width: 6px; height: 6px; border-radius: 999px; background: var(--kd-cloud); display: block; }
.kd-dots i.kd-on { background: var(--kd-teal); }
.kd-tour-actions { display: flex; gap: .5rem; }
.kd-tour-highlight { position: relative; z-index: 9650; box-shadow: 0 0 0 3px var(--kd-teal), var(--kd-shadow); border-radius: 8px; }

/* ── Demo ribbon for on-chain "simulated" honesty ──────────────────────── */
.kd-sim-note {
  font-size: 11px; color: var(--kd-amber); background: var(--kd-amber-bg);
  border: 1px solid #fde68a; border-radius: 6px; padding: .15rem .45rem; display: inline-block;
}

@media (max-width: 640px) {
  .kd-tour-fab { right: 14px; bottom: 14px; padding: .6rem .9rem; }
  .kd-tour-pop { width: calc(100vw - 28px); }
}

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
  .kd-badge .kd-live-dot { animation: none; }
  .kd-tour-fab, .kd-tooltip { transition: none; }
}