/* blog-anim.css — scroll-trigger in-article animation components
 * Inherits brand tokens from tokens.css (--et-terracotta, --et-serif, etc.)
 * Loaded only on blog posts that contain animation placeholders.
 */

/* ── Base reveal ─────────────────────────────────────────────────────────── */
.kh-anim-block {
  --anim-dur: 0.45s;
  --anim-ease: cubic-bezier(0.22, 1, 0.36, 1);
}

@media (prefers-reduced-motion: no-preference) {
  .kh-anim-block[data-anim="pending"] { opacity: 0; }
  .kh-anim-block[data-anim="visible"] {
    animation: kh-anim-reveal var(--anim-dur) var(--anim-ease) forwards;
  }
}

@keyframes kh-anim-reveal {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: none; }
}

/* ── Pipeline (step-flow) ────────────────────────────────────────────────── */
.kh-anim-pipeline {
  display: flex;
  align-items: flex-start;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0;
  padding: 28px 0 20px;
  margin: 1.75rem 0;
}

.kh-anim-pipeline-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.kh-anim-pipeline-bubble {
  background: var(--et-ivory);
  border: 2px solid var(--et-border-warm);
  border-radius: 10px;
  padding: 11px 18px;
  font-size: 14px;
  font-weight: 500;
  color: var(--et-charcoal);
  white-space: nowrap;
  transition: border-color 0.3s, color 0.3s;
}

.kh-anim-pipeline-step:last-child .kh-anim-pipeline-bubble {
  border-color: var(--et-terracotta);
  color: var(--et-terracotta);
}

.kh-anim-pipeline-arrow {
  display: flex;
  align-items: flex-start;
  padding: 0 8px;
  padding-top: 13px;
  color: var(--et-silver);
  font-size: 18px;
  line-height: 1;
  flex-shrink: 0;
}

@media (prefers-reduced-motion: no-preference) {
  .kh-anim-block[data-anim="visible"] .kh-anim-pipeline-step {
    animation: kh-anim-reveal var(--anim-dur) var(--anim-ease) both;
  }
  .kh-anim-block[data-anim="visible"] .kh-anim-pipeline-step:nth-child(odd):nth-child(1)  { animation-delay: 0.06s; }
  .kh-anim-block[data-anim="visible"] .kh-anim-pipeline-step:nth-child(odd):nth-child(3)  { animation-delay: 0.16s; }
  .kh-anim-block[data-anim="visible"] .kh-anim-pipeline-step:nth-child(odd):nth-child(5)  { animation-delay: 0.26s; }
  .kh-anim-block[data-anim="visible"] .kh-anim-pipeline-step:nth-child(odd):nth-child(7)  { animation-delay: 0.36s; }
  .kh-anim-block[data-anim="visible"] .kh-anim-pipeline-step:nth-child(odd):nth-child(9)  { animation-delay: 0.46s; }
  .kh-anim-block[data-anim="visible"] .kh-anim-pipeline-step:nth-child(odd):nth-child(11) { animation-delay: 0.56s; }
}

/* ── Stat-compare (before / after) ──────────────────────────────────────── */
.kh-anim-stat-compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin: 1.75rem 0;
}

.kh-anim-stat-box {
  border-radius: 12px;
  padding: 24px 18px;
  text-align: center;
}

.kh-anim-stat-box--before {
  background: var(--et-sand);
  border: 1px solid var(--et-border-warm);
}

.kh-anim-stat-box--after {
  background: rgba(201, 100, 66, 0.07);
  border: 1px solid rgba(201, 100, 66, 0.28);
}

.kh-anim-stat-label {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--et-stone);
  margin-bottom: 10px;
}

.kh-anim-stat-value {
  font-family: var(--et-serif);
  font-size: clamp(26px, 6vw, 42px);
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--et-near-black);
  display: block;
}

.kh-anim-stat-box--after .kh-anim-stat-value { color: var(--et-terracotta); }

.kh-anim-stat-unit {
  display: block;
  font-size: 13px;
  color: var(--et-stone);
  margin-top: 5px;
}

/* ── Phone-chat ───────────────────────────────────────────────────────────── */
.kh-anim-phone-chat {
  margin: 1.75rem auto;
  max-width: 380px;
  background: #f0f2f5;
  border-radius: 16px;
  overflow: hidden;
}

.kh-anim-chat-bar {
  background: rgba(0,0,0,0.06);
  padding: 10px 16px;
  font-size: 13px;
  font-weight: 500;
  color: var(--et-charcoal);
  text-align: center;
  letter-spacing: 0.02em;
}

.kh-anim-chat-body {
  padding: 16px 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.kh-anim-chat-msg {
  max-width: 80%;
  padding: 10px 14px;
  border-radius: 14px;
  font-size: 14px;
  line-height: 1.45;
  color: var(--et-near-black);
}

.kh-anim-chat-msg--in {
  background: #fff;
  border-bottom-left-radius: 4px;
  align-self: flex-start;
  box-shadow: 0 1px 2px rgba(0,0,0,0.08);
}

.kh-anim-chat-msg--out {
  background: var(--et-terracotta);
  color: #fff;
  border-bottom-right-radius: 4px;
  align-self: flex-end;
  box-shadow: 0 1px 3px rgba(201,100,66,0.25);
}

@media (prefers-reduced-motion: no-preference) {
  .kh-anim-phone-chat .kh-anim-chat-msg { opacity: 0; }

  .kh-anim-block[data-anim="visible"] .kh-anim-chat-msg--in {
    animation: kh-anim-reveal 0.35s var(--anim-ease) 0.12s forwards;
  }
  .kh-anim-block[data-anim="visible"] .kh-anim-chat-msg--out {
    animation: kh-anim-reveal 0.35s var(--anim-ease) 0.5s forwards;
  }
}

/* ── Desktop-typing ───────────────────────────────────────────────────────── */
.kh-anim-desktop-typing {
  margin: 1.75rem 0;
  background: #1e1e2e;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0,0,0,0.2);
}

.kh-anim-desktop-typing-bar {
  background: rgba(255,255,255,0.05);
  padding: 10px 14px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.kh-anim-desktop-typing-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
}
.kh-anim-desktop-typing-dot:nth-child(1) { background: #ff5f57; }
.kh-anim-desktop-typing-dot:nth-child(2) { background: #ffbd2e; }
.kh-anim-desktop-typing-dot:nth-child(3) { background: #28ca41; }

.kh-anim-desktop-typing-content {
  padding: 16px 20px;
  font-family: var(--et-mono);
  font-size: 13px;
  color: #cdd6f4;
  line-height: 1.65;
  min-height: 56px;
}

.kh-anim-typing-cursor {
  display: inline-block;
  width: 2px;
  height: 1em;
  background: var(--et-terracotta);
  vertical-align: text-bottom;
  margin-left: 2px;
  animation: kh-cursor-blink 1s step-end infinite;
}

@keyframes kh-cursor-blink { 50% { opacity: 0; } }

/* ── Dashboard (KPI grid) ────────────────────────────────────────────────── */
.kh-anim-dashboard {
  margin: 1.75rem 0;
  background: var(--et-ivory);
  border: 1px solid var(--et-border-warm);
  border-radius: 12px;
  padding: 20px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 12px;
}

.kh-anim-dashboard-kpi {
  background: var(--et-white);
  border: 1px solid var(--et-border-cream);
  border-radius: 8px;
  padding: 16px 12px;
  text-align: center;
}

.kh-anim-dashboard-kpi-label {
  font-size: 11px;
  font-weight: 500;
  color: var(--et-stone);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.kh-anim-dashboard-kpi-value {
  font-family: var(--et-serif);
  font-size: 26px;
  font-weight: 500;
  color: var(--et-terracotta);
  letter-spacing: -0.02em;
}

@media (prefers-reduced-motion: no-preference) {
  .kh-anim-block[data-anim="visible"] .kh-anim-dashboard-kpi {
    animation: kh-anim-reveal var(--anim-dur) var(--anim-ease) both;
  }
  .kh-anim-block[data-anim="visible"] .kh-anim-dashboard-kpi:nth-child(1) { animation-delay: 0.05s; }
  .kh-anim-block[data-anim="visible"] .kh-anim-dashboard-kpi:nth-child(2) { animation-delay: 0.12s; }
  .kh-anim-block[data-anim="visible"] .kh-anim-dashboard-kpi:nth-child(3) { animation-delay: 0.19s; }
  .kh-anim-block[data-anim="visible"] .kh-anim-dashboard-kpi:nth-child(4) { animation-delay: 0.26s; }
}