:root {
  --pwi-primary: #0f4c81;
  --pwi-accent: #1f9d8f;
  --pwi-bg: #f4f6f9;
  --pwi-card: #ffffff;
  --pwi-line: #e2e8f0;
}

body {
  background: var(--pwi-bg);
  font-family: "Sarabun", "Noto Sans Thai", system-ui, -apple-system, "Segoe UI", sans-serif;
  color: #1e293b;
}

/* Navbar */
.pwi-navbar {
  background: linear-gradient(90deg, var(--pwi-primary), #14608f);
  box-shadow: 0 2px 10px rgba(0, 0, 0, .12);
}
.pwi-logo {
  background: var(--pwi-accent);
  color: #fff;
  font-weight: 800;
  padding: 2px 10px;
  border-radius: 8px;
  margin-right: 8px;
  letter-spacing: 1px;
}
.pwi-tab {
  color: rgba(255, 255, 255, .82) !important;
  border-radius: 999px;
  padding: 6px 16px !important;
  font-weight: 600;
  border: none;
  background: transparent;
  transition: background .15s, color .15s;
}
.pwi-tab:hover { color: #fff !important; background: rgba(255, 255, 255, .12); }
.pwi-tab.active { color: var(--pwi-primary) !important; background: #fff; }
.pwi-tab svg { vertical-align: -2px; margin-right: 5px; }

/* Generic inline icon (badges, tiles, tocs) — replaces emoji site-wide */
.pwi-icon { display: inline-flex; align-items: center; vertical-align: -1px; margin-right: 4px; }
.pwi-icon svg { display: block; }

/* Stat bar */
.pwi-statbar { background: #fff; border-bottom: 1px solid var(--pwi-line); }
.pwi-stat { text-align: center; min-width: 74px; }
.pwi-stat b { display: block; font-size: 1.25rem; color: var(--pwi-primary); line-height: 1.1; }
.pwi-stat span { font-size: .78rem; color: #64748b; }

.pwi-section-title { color: var(--pwi-primary); font-weight: 700; border-left: 4px solid var(--pwi-accent); padding-left: 10px; }

/* Cards */
.pwi-card {
  background: var(--pwi-card);
  border: 1px solid var(--pwi-line);
  border-radius: 14px;
  padding: 16px;
  cursor: pointer;
  transition: transform .12s, box-shadow .12s;
  height: 100%;
}
.pwi-card:hover { transform: translateY(-3px); box-shadow: 0 8px 22px rgba(15, 76, 129, .12); }
.pwi-card .pwi-author { font-weight: 700; color: #0f172a; }
.pwi-card .pwi-date { font-size: .78rem; color: #94a3b8; }
.pwi-card .pwi-text { margin: 8px 0; white-space: pre-wrap; word-break: break-word; color: #334155; }
.pwi-card .pwi-empty-text { color: #cbd5e1; font-style: italic; }
.pwi-meta { display: flex; gap: 16px; font-size: .85rem; color: #64748b; margin-top: 6px; }
.pwi-avatar {
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--pwi-primary); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; flex: 0 0 auto;
}

/* Thumb strip */
.pwi-thumbs { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 8px; }
.pwi-thumbs img {
  width: 84px; height: 84px; object-fit: cover;
  border-radius: 8px; border: 1px solid var(--pwi-line);
}
.pwi-more-thumb {
  width: 84px; height: 84px; border-radius: 8px;
  background: #e2e8f0; color: #475569; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}

/* Timeline */
.pwi-timeline { position: relative; padding-left: 28px; }
.pwi-timeline::before {
  content: ""; position: absolute; left: 9px; top: 4px; bottom: 4px;
  width: 3px; background: linear-gradient(var(--pwi-accent), var(--pwi-primary)); border-radius: 3px;
}
.pwi-tl-item { position: relative; margin-bottom: 18px; }
.pwi-tl-item::before {
  content: ""; position: absolute; left: -24px; top: 20px;
  width: 13px; height: 13px; border-radius: 50%;
  background: #fff; border: 3px solid var(--pwi-accent);
}

:root {
  --fb-blue: #1877f2;
}

/* Video (วิดีโอ tab detail view — original video on top of the transcript) */
.pwi-player-wrap { background: #000; border-radius: 14px; overflow: hidden; }
.pwi-player { width: 100%; max-height: 62vh; display: block; background: #000; }
.pwi-video-card {
  background: var(--pwi-card); border: 1px solid var(--pwi-line); border-radius: 12px;
  padding: 14px; cursor: pointer; text-align: center; transition: transform .12s, box-shadow .12s;
}
.pwi-video-card:hover { transform: translateY(-3px); box-shadow: 0 8px 22px rgba(15, 76, 129, .12); }
.pwi-video-card.active { border-color: var(--pwi-accent); background: #ecfdf9; }
.pwi-video-card .pwi-ep-num {
  font-size: 1.5rem; font-weight: 800; color: var(--pwi-primary);
}
.pwi-video-card .pwi-play-ico { color: var(--pwi-accent); font-size: 1.1rem; }

/* Docs */
.pwi-docframe {
  width: 100%; height: 78vh; border: 1px solid var(--pwi-line);
  border-radius: 12px; background: #fff;
}

@media (max-width: 576px) {
  .pwi-navbar .navbar-brand { font-size: .95rem; }
  .pwi-tab { padding: 5px 11px !important; font-size: .85rem; }
}