/*
Theme Name: Astra Child (CM)
Template: astra
Version: 1.0
*/

/* ===== Clinical Minimalist Defaults ===== */
:root{
  --cm-bg: #0b1220;
  --cm-panel: #0f172a;
  --cm-surface: #111b33;
  --cm-text: #0b1220;
  --cm-muted: #475569;
  --cm-border: #e2e8f0;
  --cm-accent: #2563eb;
  --cm-accent-2: #22c55e;
}

.cm-lesson-wrap{
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px 16px;
}

.cm-lesson-grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

@media (min-width: 980px){
  .cm-lesson-grid{
    grid-template-columns: 7fr 3fr; /* 70/30 */
    align-items: start;
  }
}

.cm-lesson-header{
  margin-bottom: 12px;
}

.cm-lesson-title{
  font-size: clamp(28px, 3vw, 44px);
  line-height: 1.1;
  margin: 0 0 10px 0;
}

.cm-meta-row{
  display:flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  color: var(--cm-muted);
  font-size: 14px;
}

.cm-chip{
  display:inline-flex;
  align-items:center;
  gap: 6px;
  padding: 6px 10px;
  border: 1px solid var(--cm-border);
  border-radius: 999px;
  background: #fff;
  font-size: 13px;
  color: #0f172a;
}

.cm-card{
  border: 1px solid var(--cm-border);
  border-radius: 14px;
  background: #fff;
  padding: 14px 14px;
}

.cm-card h3{
  margin: 0 0 10px 0;
  font-size: 16px;
}

.cm-tldr{
  border-left: 4px solid var(--cm-accent);
  background: #f8fafc;
}

.cm-main .entry-content{
  font-size: 18px;
  line-height: 1.75;
}

.cm-main .entry-content h2{
  margin-top: 28px;
  font-size: 28px;
}

.cm-main .entry-content h3{
  margin-top: 22px;
  font-size: 22px;
}

.cm-main .entry-content ul{
  margin: 8px 0 18px 22px;
}

.cm-main .entry-content li{
  margin: 6px 0;
}

/* ===== Sidebar collapsible sections ===== */
.cm-sidebar{
  position: relative;
}

@media (min-width: 980px){
  .cm-sidebar{
    position: sticky;
    top: 90px;
  }
}

/* Outer collapsible container (mobile-first) */
.cm-collapsible{
  border: 1px solid var(--cm-border);
  border-radius: 14px;
  background: #fff;
  overflow: hidden;
}

.cm-collapsible summary{
  list-style: none;
  cursor: pointer;
  padding: 14px 14px;
  font-weight: 600;
  border-bottom: 1px solid var(--cm-border);
  display:flex;
  align-items:center;
  justify-content: space-between;
}

.cm-collapsible summary::-webkit-details-marker{ display:none; }

.cm-collapsible summary .cm-chevron{
  transition: transform .15s ease;
  opacity: .7;
}

.cm-collapsible[open] summary .cm-chevron{
  transform: rotate(180deg);
}

.cm-collapsible .cm-collapsible-body{
  padding: 14px 14px;
}

/* Nested section collapsibles */
.cm-section{
  border: 1px solid var(--cm-border);
  border-radius: 12px;
  background: #fff;
  margin-top: 10px;
  overflow: hidden;
}

.cm-section summary{
  padding: 12px 12px;
  font-weight: 600;
  border-bottom: 1px solid var(--cm-border);
}

.cm-section .cm-section-body{
  padding: 12px 12px;
}

.cm-kv{
  display:flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.cm-link{
  display:inline-flex;
  gap: 8px;
  align-items:center;
  padding: 10px 12px;
  border: 1px solid var(--cm-border);
  border-radius: 12px;
  text-decoration: none;
  color: #0f172a;
  background: #fff;
}

.cm-link:hover{
  border-color: #cbd5e1;
}

.cm-muted{
  color: var(--cm-muted);
  font-size: 14px;
}

.cm-embed{
  position: relative;
  padding-top: 56.25%;
  border-radius: 12px;
  overflow:hidden;
  border: 1px solid var(--cm-border);
  background: #000;
}

.cm-embed iframe{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
}

.cm-qa details{
  border: 1px solid var(--cm-border);
  border-radius: 10px;
  margin-top: 8px;
  overflow: hidden;
}

.cm-qa details summary{
  padding: 10px 10px;
  font-weight: 600;
  cursor:pointer;
}

.cm-qa details .cm-qa-body{
  padding: 10px 10px;
  border-top: 1px solid var(--cm-border);
}

.cm-small{
  font-size: 14px;
}
/* ===== Off-canvas sidebar drawer (mobile/tablet) ===== */

.cm-drawer-toggle{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid var(--cm-border);
  background: #fff;
  color: #0f172a;
  font-weight: 600;
  cursor: pointer;
}

/* floating button only on small screens */
@media (max-width: 979px){
  .cm-drawer-toggle{
    position: fixed;
    right: 14px;
    bottom: 18px;
    z-index: 10010;
    box-shadow: 0 10px 30px rgba(2,6,23,.18);
  }
}

/* Drawer shell */
.cm-drawer{
  background: #fff;
  border-left: 1px solid var(--cm-border);
  width: min(420px, 92vw);
  height: 100vh;
  position: fixed;
  top: 0;
  right: 0;
  transform: translateX(102%);
  transition: transform .18s ease;
  z-index: 10020;
  display: flex;
  flex-direction: column;
}

.cm-drawer.is-open{
  transform: translateX(0);
}

.cm-drawer-overlay{
  position: fixed;
  inset: 0;
  background: rgba(2,6,23,.45);
  opacity: 0;
  pointer-events: none;
  transition: opacity .18s ease;
  z-index: 10015;
}

.cm-drawer-overlay.is-open{
  opacity: 1;
  pointer-events: auto;
}

.cm-drawer-head{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 14px;
  border-bottom: 1px solid var(--cm-border);
}

.cm-drawer-title{
  font-weight: 700;
}

.cm-drawer-close{
  border: 1px solid var(--cm-border);
  background: #fff;
  border-radius: 10px;
  padding: 6px 10px;
  cursor: pointer;
}

.cm-drawer-body{
  padding: 14px 14px;
  overflow: auto;
}

/* Desktop: normal sidebar (no drawer UI) */
@media (min-width: 980px){
  .cm-drawer-toggle{ display:none; }
  .cm-drawer-overlay{ display:none; }

  .cm-drawer{
    position: static;
    height: auto;
    transform: none !important;
    transition: none;
    width: 100%;
    border-left: none;
  }

  /* Make the sidebar sticky on desktop */
  .cm-sidebar{
    position: sticky;
    top: 90px;
  }
}

/* Keep sections nice inside drawer */
.cm-drawer .cm-section{
  margin-top: 10px;
}
.cm-mcq{
  border: 1px solid var(--cm-border);
  border-radius: 12px;
  padding: 12px;
  margin-top: 10px;
  background: #fff;
}

.cm-mcq-options{
  margin: 8px 0 10px 22px;
}

.cm-mcq-answer summary{
  cursor: pointer;
  font-weight: 600;
  padding: 8px 10px;
  border: 1px solid var(--cm-border);
  border-radius: 10px;
  display: inline-block;
  background: #f8fafc;
}

.cm-mcq-answer[open] summary{
  background: #eef2ff;
  border-color: #c7d2fe;
}
/* ===========================
   CM HOME (scoped)
   Prevent conflicts with lesson CSS
   =========================== */

.cm-home .cm-container{max-width:1120px;margin:0 auto;padding:24px 16px;}
.cm-home .cm-hero{padding:28px 0 10px;}
.cm-home .cm-hero-grid{display:grid;grid-template-columns:1.25fr .9fr;gap:22px;align-items:start}
@media (max-width: 980px){.cm-home .cm-hero-grid{grid-template-columns:1fr}}

.cm-home .cm-hero-title{font-size:46px;line-height:1.05;margin:0 0 10px;font-weight:800;letter-spacing:-0.02em}
.cm-home .cm-hero-tagline{margin:0 0 16px;font-size:18px;line-height:1.5;color:#4b5563;max-width:62ch}

.cm-home .cm-hero-cta{display:flex;gap:10px;flex-wrap:wrap;margin:14px 0 18px}
.cm-home .cm-btn{display:inline-flex;align-items:center;justify-content:center;padding:11px 14px;border-radius:12px;text-decoration:none;font-weight:700}
.cm-home .cm-btn-primary{background:#0b5cff;color:white}
.cm-home .cm-btn-primary:hover{filter:brightness(.95)}
.cm-home .cm-btn-ghost{background:transparent;border:1px solid rgba(0,0,0,.12);color:#111827}
.cm-home .cm-btn-ghost:hover{background:rgba(0,0,0,.03)}

.cm-home .cm-persona{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
@media (max-width: 980px){.cm-home .cm-persona{grid-template-columns:1fr}}
.cm-home .cm-card{background:#fff;border:1px solid rgba(0,0,0,.08);border-radius:14px;padding:14px 14px 12px;box-shadow:0 1px 1px rgba(0,0,0,.04)}
.cm-home .cm-card h3{margin:0 0 6px;font-size:16px}
.cm-home .cm-card p{margin:0;color:#4b5563;font-size:14px;line-height:1.5}

.cm-home .cm-hero-panel .cm-panel{background:#fff;border:1px solid rgba(0,0,0,.08);border-radius:16px;padding:16px;box-shadow:0 2px 8px rgba(0,0,0,.04)}
.cm-home .cm-panel-title{margin:0 0 6px;font-size:18px}
.cm-home .cm-muted{color:#6b7280;font-size:13px}

.cm-home .cm-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:12px}
.cm-home .cm-tile{display:block;text-decoration:none;background:#f8fafc;border:1px solid rgba(0,0,0,.08);border-radius:14px;padding:12px}
.cm-home .cm-tile:hover{background:#f3f6fb}
.cm-home .cm-tile-title{font-weight:800;color:#111827}
.cm-home .cm-tile-sub{margin-top:4px;color:#6b7280;font-size:13px}

.cm-home .cm-divider{height:1px;background:rgba(0,0,0,.08);margin:14px 0}
.cm-home .cm-mini-title{font-weight:800;margin-bottom:8px}
.cm-home .cm-mini-links{display:flex;flex-wrap:wrap;gap:10px}
.cm-home .cm-mini-links a{color:#0b5cff;text-decoration:none;font-weight:700;font-size:13px}
.cm-home .cm-mini-links a:hover{text-decoration:underline}

.cm-home .cm-section{margin-top:22px}
.cm-home .cm-section-head{display:flex;align-items:baseline;justify-content:space-between;gap:10px;margin-bottom:10px}
.cm-home .cm-section-head h2{margin:0;font-size:18px}
.cm-home .cm-link{color:#0b5cff;text-decoration:none;font-weight:800;font-size:13px}
.cm-home .cm-link:hover{text-decoration:underline}

.cm-home .cm-list{background:#fff;border:1px solid rgba(0,0,0,.08);border-radius:16px;overflow:hidden}
.cm-home .cm-row{display:flex;justify-content:space-between;gap:10px;padding:12px 14px;text-decoration:none;border-top:1px solid rgba(0,0,0,.06)}
.cm-home .cm-row:first-child{border-top:none}
.cm-home .cm-row:hover{background:#f8fafc}
.cm-home .cm-row-title{font-weight:800;color:#111827}
.cm-home .cm-row-meta{color:#6b7280;font-size:13px;white-space:nowrap}