/* ═══════════════════════════════════════════════════════
   MSC FLEXONE CASE STUDY — Component Styles
   Loaded after: khojant.css + marathon-style.css
   Purpose: MSC-specific components using Khojant variables
═══════════════════════════════════════════════════════ */

/* ── VARIABLE BRIDGES ──
   Map MSC-style variable names → Khojant equivalents     */
:root {
  --surface-2:   var(--surface2);
  --text-muted:  var(--muted);
  --accent:      var(--blue);
  --accent-glow: var(--blue-dim);
  --font-sans:   var(--sans);
  --font-mono:   var(--mono);
  --radius:      10px;
  --radius-lg:   18px;
  --transition:  0.25s ease;
  --success:     #00e5a0;

  /* Warn/danger palette (dark mode) */
  --warn-bg:     rgba(255, 80, 80, 0.08);
  --warn-border: rgba(255, 80, 80, 0.28);
  --warn-text:   #ff8888;

  /* Tip/info palette (dark mode) */
  --tip-bg:      rgba(26, 107, 255, 0.08);
  --tip-border:  rgba(26, 107, 255, 0.22);
  --tip-text:    #7eb5ff;

  /* Tag palette (dark mode) */
  --tag-bg:      rgba(26, 107, 255, 0.15);
  --tag-text:    #7eb5ff;
}

@media (prefers-color-scheme: light) {
  :root {
    --success:     #0A6840;
    --warn-bg:     #fff5f5;
    --warn-border: #fca5a5;
    --warn-text:   #b91c1c;
    --tip-bg:      #eff6ff;
    --tip-border:  #93c5fd;
    --tip-text:    #1d4ed8;
    --tag-bg:      #dbeafe;
    --tag-text:    #1d4ed8;
  }
}

/* ── SUPPRESS KHOJANT GLOBAL SECTION PADDING ──
   Container padding drives spacing instead               */
section { padding: 0 !important; border-bottom: none !important; }

/* ── BODY / CONTAINER SECTIONS ── */
.cs-body { position: relative; z-index: 2; }

/* Each top-level [id] div inside .container gets its own spacing */
.container > [id] {
  padding-top: 52px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--border);
}
.container > [id]:first-child { padding-top: 0; }
.container > [id]:last-child  { border-bottom: none; }

/* ── HERO h1 — keep <em> inline (khojant.css makes it block) ── */
.cs-hero h1 em { display: inline; }

/* ── HERO STAT GRID — 3-col for MSC's 3-stat layout ── */
.cs-hero .stat-grid { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 600px) { .cs-hero .stat-grid { grid-template-columns: repeat(3, 1fr); } }

/* ── HERO CTA ROW ── */
.hero-ctas {
  display: flex; gap: 14px; flex-wrap: wrap;
  justify-content: center; margin-top: 28px;
}

/* ── SECTION LABEL override inside .container ──
   khojant.css .section-label already handles this,
   but ensure colour is gold in light mode too           */
@media (prefers-color-scheme: light) {
  .section-label { color: var(--gold); }
}

/* ═══════════════════════════════════════════════════════
   AI GRID & CARDS
═══════════════════════════════════════════════════════ */
.ai-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
  margin-top: 1.5rem;
}
.ai-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: box-shadow var(--transition), border-color var(--transition);
}
.ai-card:hover {
  box-shadow: 0 0 0 2px var(--blue-dim);
  border-color: var(--blue);
}
.ai-badge {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-size: 0.78rem; font-weight: 700; letter-spacing: 0.08em;
  text-transform: uppercase; border-radius: 50px;
  padding: 0.3rem 0.85rem; margin-bottom: 1rem;
}
.badge-claude  { background: rgba(212,165,71,0.15); color: #d4a547; border: 1px solid rgba(212,165,71,0.35); }
.badge-gemini  { background: rgba(91,196,160,0.15);  color: #5bc4a0; border: 1px solid rgba(91,196,160,0.35); }
.badge-chatgpt { background: rgba(116,199,116,0.15); color: #74c774; border: 1px solid rgba(116,199,116,0.35); }
.ai-role-label {
  font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--muted); margin-bottom: 0.25rem;
}
.ai-card ul { list-style: none; margin-top: 0.75rem; }
.ai-card ul li {
  padding: 0.3rem 0; font-size: 0.88rem; color: var(--muted);
  display: flex; align-items: flex-start; gap: 0.5rem;
}
.ai-card ul li::before { content: "›"; color: var(--blue); font-weight: 700; flex-shrink: 0; }

/* AI card inline warn/tip panels */
.ai-warn {
  margin-top: 1rem; padding: 0.75rem;
  background: var(--warn-bg); border: 1px solid var(--warn-border);
  border-radius: 8px; font-size: 0.82rem; color: var(--warn-text);
}
.ai-tip {
  margin-top: 1rem; padding: 0.75rem;
  background: var(--tip-bg); border: 1px solid var(--tip-border);
  border-radius: 8px; font-size: 0.82rem; color: var(--tip-text);
}

/* ═══════════════════════════════════════════════════════
   BEFORE / AFTER FRAMES
═══════════════════════════════════════════════════════ */
.ba-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 1.25rem; margin-top: 1.5rem;
}
@media (max-width: 650px) { .ba-grid { grid-template-columns: 1fr; } }

.ba-frame {
  border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid var(--border); background: var(--surface);
}
.ba-label-bar {
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0.55rem 1rem; border-bottom: 1px solid var(--border);
  font-size: 0.72rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.1em; font-family: var(--mono);
}
.ba-label-bar.before { color: var(--warn-text); background: var(--warn-bg); }
.ba-label-bar.after  { color: var(--blue);      background: var(--blue-dim); }

.ba-img-slot {
  width: 100%; max-height: 340px; overflow-y: auto; overflow-x: hidden;
  display: flex; flex-direction: column; align-items: flex-start;
  background: var(--surface2); scroll-behavior: smooth;
}
.ba-img-slot img { width: 100%; height: auto; display: block; flex-shrink: 0; }
.ba-caption {
  padding: 0.65rem 1rem; font-size: 0.78rem; color: var(--muted);
  border-top: 1px solid var(--border); font-style: italic;
}

/* ═══════════════════════════════════════════════════════
   SCREENSHOT GRID
═══════════════════════════════════════════════════════ */
.screenshot-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem; margin-top: 1.5rem;
}
.screenshot-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); overflow: hidden;
}
.sc-img-slot {
  width: 100%; max-height: 200px; overflow-y: auto; overflow-x: hidden;
  display: flex; flex-direction: column;
  background: var(--surface2); border-bottom: 1px solid var(--border);
  scroll-behavior: smooth;
}
.sc-img-slot img { width: 100%; height: auto; flex-shrink: 0; display: block; }
.sc-caption { padding: 0.6rem 0.9rem; font-size: 0.75rem; color: var(--muted); }
.sc-caption strong { display: block; color: var(--text); font-size: 0.82rem; margin-bottom: 0.15rem; }

/* ═══════════════════════════════════════════════════════
   TIMELINE
═══════════════════════════════════════════════════════ */
.timeline { position: relative; margin-top: 1.5rem; }
.timeline::before {
  content: ''; position: absolute; left: 22px; top: 0; bottom: 0;
  width: 2px; background: var(--border);
}
.tl-item { display: flex; gap: 1.25rem; margin-bottom: 1.5rem; position: relative; }
.tl-dot {
  width: 46px; height: 46px; border-radius: 50%;
  background: var(--surface2); border: 2px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; flex-shrink: 0; position: relative; z-index: 1;
  transition: border-color var(--transition);
}
.tl-item:hover .tl-dot { border-color: var(--blue); }
.tl-body {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 10px; padding: 1.25rem 1.5rem; flex: 1;
  transition: border-color var(--transition);
}
.tl-item:hover .tl-body { border-color: var(--blue); }
.tl-phase {
  font-size: 0.7rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.1em; color: var(--blue); margin-bottom: 0.25rem;
  font-family: var(--mono);
}
/* Override .container h3 blue for tl-body headings */
.tl-body h3 { color: var(--text) !important; margin-top: 0 !important; }

@media (max-width: 700px) { .timeline::before { left: 20px; } }

/* ═══════════════════════════════════════════════════════
   CHALLENGE / SOLUTION BLOCKS
═══════════════════════════════════════════════════════ */
.cs-pair {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 1rem; margin-bottom: 1.25rem;
}
@media (max-width: 620px) { .cs-pair { grid-template-columns: 1fr; } }

.cs-block { border-radius: 10px; padding: 1.25rem; }
.cs-block.challenge { background: var(--warn-bg); border: 1px solid var(--warn-border); }
.cs-block.solution  { background: var(--tip-bg);  border: 1px solid var(--tip-border); }
.cs-block .cs-label {
  font-size: 0.68rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.12em; margin-bottom: 0.5rem; font-family: var(--mono);
}
.cs-block.challenge .cs-label { color: var(--warn-text); }
.cs-block.solution  .cs-label { color: var(--tip-text); }
.cs-block p { font-size: 0.88rem; margin-bottom: 0 !important; }
.cs-block.challenge p { color: var(--warn-text) !important; }
.cs-block.solution  p { color: var(--tip-text)  !important; }

/* ═══════════════════════════════════════════════════════
   CALLOUT
═══════════════════════════════════════════════════════ */
.callout {
  background: var(--surface2); border-left: 4px solid var(--blue);
  border-radius: 0 8px 8px 0; padding: 1.1rem 1.4rem; margin: 1.5rem 0;
  font-size: 0.93rem; font-style: italic; color: var(--muted);
}

/* ═══════════════════════════════════════════════════════
   STAT ROW  (overview section — 4-up cards)
═══════════════════════════════════════════════════════ */
.stat-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1rem; margin-top: 1.5rem;
}
/* Scope to .stat-row so it doesn't clash with marathon's .stat-card */
.stat-row .stat-card {
  background: var(--surface) !important;
  border: 1px solid var(--border) !important;
  border-radius: 10px; padding: 1.4rem 1.2rem; text-align: center;
}
.stat-num {
  font-size: 2rem; font-weight: 800; color: var(--blue);
  display: block; line-height: 1; margin-bottom: 0.35rem;
  font-family: var(--mono);
}
.stat-desc {
  font-size: 0.78rem; color: var(--muted);
  text-transform: uppercase; letter-spacing: 0.08em;
}

/* ═══════════════════════════════════════════════════════
   LESSONS LIST
═══════════════════════════════════════════════════════ */
.lessons-list { list-style: none; margin-top: 1.5rem; display: grid; gap: 1rem; }
.lessons-list li {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 10px; padding: 1.1rem 1.3rem;
  display: flex; gap: 1rem; align-items: flex-start;
}
.lesson-num {
  font-size: 0.75rem; font-weight: 800; color: var(--blue);
  background: var(--blue-dim); border: 1px solid var(--blue);
  border-radius: 50%; width: 26px; height: 26px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; margin-top: 0.1rem; font-family: var(--mono);
}
.lesson-text h4 { font-size: 0.88rem; font-weight: 700; margin-bottom: 0.25rem; color: var(--text); }
.lesson-text p  { font-size: 0.83rem; color: var(--muted); margin-bottom: 0 !important; }

/* ═══════════════════════════════════════════════════════
   SKILLS TABLE
═══════════════════════════════════════════════════════ */
.skills-table { width: 100%; border-collapse: collapse; margin-top: 1.5rem; font-size: 0.88rem; }
.skills-table th {
  background: var(--surface2); text-align: left; padding: 0.65rem 1rem;
  font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--muted); border-bottom: 1px solid var(--border);
  font-family: var(--mono);
}
.skills-table td {
  padding: 0.7rem 1rem; border-bottom: 1px solid var(--border);
  color: var(--muted); vertical-align: top; font-size: 0.84rem;
}
.skills-table td:first-child { color: var(--text); font-weight: 600; }
.skills-table tr:last-child td { border-bottom: none; }
.skills-table tr:hover td { background: var(--surface2); }

/* ═══════════════════════════════════════════════════════
   COST SECTION
═══════════════════════════════════════════════════════ */
.cost-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem; margin: 1.5rem 0;
}
.cost-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 10px; padding: 1.4rem 1.25rem;
}
.cost-label {
  font-size: 0.68rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.12em; color: var(--muted); margin-bottom: 0.4rem;
  font-family: var(--mono);
}
.cost-amount {
  font-size: 1.7rem; font-weight: 800; color: var(--blue);
  line-height: 1; margin-bottom: 0.35rem; font-family: var(--mono);
}
.cost-sub { font-size: 0.78rem; color: var(--muted); }
.cost-card.savings .cost-amount { color: var(--green); }
.cost-card.total   .cost-amount { color: var(--warn-text); }

.cost-table { width: 100%; border-collapse: collapse; margin: 1.5rem 0; font-size: 0.84rem; }
.cost-table th {
  background: var(--surface2); text-align: left; padding: 0.65rem 1rem;
  font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--muted); border-bottom: 1px solid var(--border);
  font-family: var(--mono);
}
.cost-table td {
  padding: 0.7rem 1rem; border-bottom: 1px solid var(--border);
  color: var(--muted); vertical-align: top;
}
.cost-table tr:last-child td { border-bottom: none; }
.cost-table tr:hover td { background: var(--surface2); }
.cost-table .td-price { font-weight: 700; white-space: nowrap; color: var(--text); }
.cost-table .td-note  { font-size: 0.78rem; color: var(--muted); }
.cost-table tr.total-row td {
  background: var(--surface2) !important; color: var(--gold) !important;
  font-weight: 700; font-family: var(--mono);
}

.vs-row {
  display: grid; grid-template-columns: 1fr auto 1fr;
  gap: 1rem; align-items: center; margin: 1.5rem 0;
}
@media (max-width: 580px) { .vs-row { grid-template-columns: 1fr; } }
.vs-col {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 10px; padding: 1.4rem 1.25rem;
}
.vs-col.ai-side   { border-color: var(--blue); }
.vs-col.trad-side { border-color: var(--warn-border); }
.vs-label {
  font-size: 0.68rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.12em; margin-bottom: 0.6rem; font-family: var(--mono);
}
.vs-col.ai-side   .vs-label { color: var(--blue); }
.vs-col.trad-side .vs-label { color: var(--warn-text); }
.vs-total {
  font-size: 1.9rem; font-weight: 800; line-height: 1;
  margin-bottom: 0.3rem; font-family: var(--mono);
}
.vs-col.ai-side   .vs-total { color: var(--blue); }
.vs-col.trad-side .vs-total { color: var(--warn-text); }
.vs-desc { font-size: 0.78rem; color: var(--muted); }
.vs-divider { text-align: center; font-size: 1.1rem; font-weight: 800; color: var(--muted); }

/* ═══════════════════════════════════════════════════════
   INLINE CODE & TAGS
═══════════════════════════════════════════════════════ */
.tag {
  display: inline-block; background: var(--tag-bg); color: var(--tag-text);
  border-radius: 4px; padding: 0.15rem 0.55rem; font-size: 0.72rem;
  font-weight: 600; margin: 0.1rem 0.15rem; font-family: var(--mono);
}

/* Inline <code> inside .container paragraphs */
.container code {
  background: var(--surface2); color: var(--blue); border-radius: 4px;
  padding: 0.1rem 0.4rem; font-size: 0.82em; font-family: var(--mono);
}

/* ── LIGHT MODE EXTRAS ── */
@media (prefers-color-scheme: light) {
  .callout    { background: var(--surface2) !important; border-left-color: var(--blue) !important; }
  .ba-img-slot { background: var(--surface2) !important; }
  .tl-body    { background: var(--surface)  !important; border-color: var(--border) !important; }
  .cs-block.challenge { background: var(--warn-bg) !important; border-color: var(--warn-border) !important; }
  .cs-block.solution  { background: var(--tip-bg)  !important; border-color: var(--tip-border)  !important; }
  .vs-col.ai-side     { border-color: var(--blue) !important; }
  .vs-col.trad-side   { border-color: var(--warn-border) !important; }
  .ai-card    { background: var(--surface)  !important; border-color: var(--border) !important; }
  .stat-row .stat-card { background: var(--surface) !important; border-color: var(--border) !important; }
  .lessons-list li     { background: var(--surface) !important; border-color: var(--border) !important; }
}