/* ══════════════════════════════════════════════════════════
   KaKeKiKoKu — Marketing content pages polish (about, faq, download, blog)
   Everything is scoped under .page-mkt so the home page (which does
   NOT carry that class) is never affected. Dark aesthetic, coherent
   with the site's theme-hc surface (#0a0a0a) and #4da6ff accent.
   ══════════════════════════════════════════════════════════ */

.page-mkt {
  --mk-accent:      #4da6ff;
  --mk-accent-2:    #7cc0ff;
  --mk-text:        #ececee;
  --mk-muted:       rgba(255, 255, 255, 0.64);
  --mk-faint:       rgba(255, 255, 255, 0.42);
  --mk-card:        rgba(255, 255, 255, 0.025);
  --mk-card-hi:     rgba(255, 255, 255, 0.05);
  --mk-border:      rgba(255, 255, 255, 0.09);
  --mk-border-hi:   rgba(77, 166, 255, 0.42);
  --mk-radius:      14px;
  --mk-tag-release-bg: rgba(77, 166, 255, 0.12);
  --mk-tag-release-fg: #8cc5ff;
  --mk-tag-design-bg:  rgba(150, 120, 255, 0.13);
  --mk-tag-design-fg:  #bcaaff;
  --mk-tag-update-bg:  rgba(56, 200, 160, 0.13);
  --mk-tag-update-fg:  #6fd4b3;
}

/* ── Shared page header ── */
.page-mkt .mk-head {
  margin-bottom: 2.6rem;
}

.page-mkt .mk-head h1 {
  letter-spacing: -0.015em;
  line-height: 1.15;
}

.page-mkt .mk-eyebrow {
  display: inline-block;
  font-size: 0.74rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.13em;
  color: var(--mk-accent);
  margin-bottom: 0.9rem;
}

.page-mkt .mk-lead {
  color: var(--mk-muted);
  font-size: 1.05rem;
  line-height: 1.7;
}

/* ══════════════ BLOG INDEX ══════════════ */
.page-mkt .blog-head {
  display: flex;
  align-items: center;
  gap: 1.6rem;
  margin-bottom: 2.8rem;
}

.page-mkt .blog-head img {
  width: 76px;
  height: 76px;
  border-radius: 50%;
  flex-shrink: 0;
  border: 1px solid var(--mk-border);
}

.page-mkt .blog-head h1 {
  font-size: clamp(1.7rem, 4vw, 2.3rem);
  margin: 0 0 0.35rem;
  letter-spacing: -0.015em;
}

.page-mkt .blog-head p {
  color: var(--mk-faint);
  font-size: 0.95rem;
  margin: 0;
}

.page-mkt .post-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.1rem;
}

.page-mkt .post-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 1.5rem 1.6rem;
  border-radius: var(--mk-radius);
  border: 1px solid var(--mk-border);
  background: var(--mk-card);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.page-mkt .post-card:hover {
  border-color: var(--mk-border-hi);
  background: var(--mk-card-hi);
  transform: translateY(-3px);
}

.page-mkt .post-card__meta {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: 0.75rem;
}

.page-mkt .post-date {
  font-size: 0.78rem;
  color: var(--mk-faint);
  letter-spacing: 0.02em;
}

.page-mkt .post-tag {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  padding: 0.18rem 0.5rem;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.07);
  color: var(--mk-muted);
}

.page-mkt .post-tag--release { background: var(--mk-tag-release-bg); color: var(--mk-tag-release-fg); }
.page-mkt .post-tag--design  { background: var(--mk-tag-design-bg);  color: var(--mk-tag-design-fg); }
.page-mkt .post-tag--update  { background: var(--mk-tag-update-bg);  color: var(--mk-tag-update-fg); }

.page-mkt .post-card__title {
  font-size: 1.18rem;
  line-height: 1.3;
  margin: 0 0 0.55rem;
  color: var(--mk-text);
  letter-spacing: -0.01em;
}

.page-mkt .post-card__excerpt {
  font-size: 0.92rem;
  line-height: 1.62;
  color: var(--mk-muted);
  margin: 0 0 1.1rem;
}

.page-mkt .post-card__more {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--mk-accent);
  opacity: 0;
  transform: translateX(-4px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.page-mkt .post-card:hover .post-card__more {
  opacity: 1;
  transform: translateX(0);
}

.page-mkt .post-card__more svg { width: 14px; height: 14px; }

/* Featured (newest) post spans the full row and reads larger */
.page-mkt .post-card--featured {
  grid-column: 1 / -1;
  padding: 2.1rem 2.2rem;
  border-color: rgba(77, 166, 255, 0.22);
  background: linear-gradient(180deg, rgba(77, 166, 255, 0.05), rgba(255, 255, 255, 0.02));
}

.page-mkt .post-card--featured .post-card__title {
  font-size: clamp(1.35rem, 3vw, 1.7rem);
}

.page-mkt .post-card--featured .post-card__excerpt {
  font-size: 1rem;
  max-width: 62ch;
}

.page-mkt .post-card--featured .post-card__more { opacity: 1; transform: none; }

/* ══════════════ FAQ ══════════════ */
.page-mkt .faq-category {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.11em;
  color: var(--mk-accent);
  margin: 2.8rem 0 1.1rem;
}

.page-mkt .faq-category::after {
  content: "";
  flex: 1;
  height: 1px;
  background: rgba(77, 166, 255, 0.14);
}

.page-mkt .faq-category:first-of-type { margin-top: 0; }

.page-mkt .faq-item {
  border: 1px solid var(--mk-border);
  border-radius: 12px;
  background: var(--mk-card);
  margin-bottom: 0.75rem;
  padding: 0 1.3rem;
  transition: border-color 0.18s ease, background 0.18s ease;
}

.page-mkt .faq-item:hover { border-color: rgba(255, 255, 255, 0.17); }

.page-mkt .faq-item[open] {
  border-color: var(--mk-border-hi);
  background: rgba(77, 166, 255, 0.045);
}

.page-mkt .faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--mk-text);
  cursor: pointer;
  padding: 1.05rem 0;
  list-style: none;
}

.page-mkt .faq-item summary::-webkit-details-marker { display: none; }

.page-mkt .faq-item summary::after {
  content: "";
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 1px solid rgba(77, 166, 255, 0.35);
  background:
    linear-gradient(var(--mk-accent), var(--mk-accent)) center / 10px 2px no-repeat,
    linear-gradient(var(--mk-accent), var(--mk-accent)) center / 2px 10px no-repeat;
  transition: transform 0.2s ease, background-size 0.2s ease;
}

.page-mkt .faq-item[open] summary::after {
  transform: rotate(90deg);
  background:
    linear-gradient(var(--mk-accent), var(--mk-accent)) center / 10px 2px no-repeat,
    linear-gradient(var(--mk-accent), var(--mk-accent)) center / 0 10px no-repeat;
}

.page-mkt .faq-answer {
  padding: 0 0 1.15rem;
  color: var(--mk-muted);
  line-height: 1.72;
  font-size: 0.95rem;
}

.page-mkt .faq-answer p { margin-bottom: 0.8rem; }
.page-mkt .faq-answer p:last-child { margin-bottom: 0; }
.page-mkt .faq-answer ul { padding-left: 1.2rem; margin: 0.4rem 0 0.8rem; }
.page-mkt .faq-answer li { margin-bottom: 0.45rem; }
.page-mkt .faq-answer strong { color: var(--mk-text); }
.page-mkt .faq-answer a { color: var(--mk-accent); }
.page-mkt .faq-answer code {
  font-family: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 0.85rem;
  background: rgba(255, 255, 255, 0.07);
  padding: 0.12em 0.4em;
  border-radius: 4px;
}

/* ══════════════ ABOUT ══════════════ */
.page-mkt .about-body h3 {
  position: relative;
  font-size: 1.28rem;
  margin: 2.6rem 0 0.9rem;
  padding-left: 0.9rem;
  color: var(--mk-text);
}

.page-mkt .about-body h3::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.15em;
  bottom: 0.15em;
  width: 3px;
  border-radius: 2px;
  background: var(--mk-accent);
}

.page-mkt .about-body .section-text { color: var(--mk-muted); }
.page-mkt .about-body .section-text strong { color: var(--mk-text); }

.page-mkt .about-body .about-lead {
  font-size: 1.12rem;
  line-height: 1.7;
  color: var(--mk-text);
}

.page-mkt .about-body .about-disclaimer {
  border-left: 2px solid var(--mk-border);
  padding-left: 1rem;
  color: var(--mk-faint);
  font-style: italic;
}

.page-mkt .btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.7rem 1.5rem;
  border-radius: 10px;
  border: 1px solid var(--mk-border-hi);
  background: rgba(77, 166, 255, 0.06);
  color: var(--mk-accent) !important;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none !important;
  transition: background 0.18s ease, transform 0.18s ease;
}

.page-mkt .btn-ghost:hover {
  background: rgba(77, 166, 255, 0.12);
  transform: translateY(-2px);
}

/* .cta-btn on dark mkt pages: .theme-hc a (higher specificity) would paint
   the label accent-blue over the blue button — force dark text. */
.page-mkt a.cta-btn,
.page-mkt a.cta-btn:hover {
  color: #0a0a0a !important;
  text-decoration: none !important;
}

/* ══════════════ DOWNLOAD ══════════════ */
.page-mkt .download-btn {
  display: inline-block;
  padding: 0.7rem 1.8rem;
  border-radius: 8px;
  background: var(--mk-accent);
  color: #000 !important;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none !important;
  transition: background 0.2s ease;
}
.page-mkt .download-btn:hover { background: var(--mk-accent-2); }

.page-mkt .download-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.4rem;
  margin-top: 2.4rem;
}

.page-mkt .download-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 2.2rem 2rem;
  border-radius: var(--mk-radius);
  border: 1px solid var(--mk-border);
  background: var(--mk-card);
  text-align: center;
  min-width: 0;
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.page-mkt .download-card:hover {
  border-color: var(--mk-border-hi);
  background: var(--mk-card-hi);
  transform: translateY(-3px);
}

.page-mkt .download-card .platform-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  margin-bottom: 1rem;
  border-radius: 50%;
  background: rgba(77, 166, 255, 0.1);
  border: 1px solid rgba(77, 166, 255, 0.2);
  color: var(--mk-accent);
}

.page-mkt .download-card h3 { margin-bottom: 0.5rem; color: var(--mk-text); }
.page-mkt .download-card p { font-size: 0.9rem; color: var(--mk-muted); margin-bottom: 1.2rem; }

.page-mkt .platform-note {
  font-size: 0.82rem !important;
  color: var(--mk-faint) !important;
  margin-top: 1rem !important;
  margin-bottom: 0 !important;
}

.page-mkt .download-card > *:last-child { margin-top: auto; }

.page-mkt .ms-store-badge-link {
  display: inline-block;
  text-decoration: none;
  transition: transform 0.15s ease, filter 0.15s ease;
}
.page-mkt .ms-store-badge-link img { display: block; width: 200px; height: auto; }
.page-mkt .ms-store-badge-link:hover { transform: translateY(-1px); filter: brightness(1.08); }

/* Install command with copy affordance */
.page-mkt .install-wrap { position: relative; width: 100%; }

.page-mkt .install-command {
  display: block;
  margin: 0;
  padding: 0.85rem 2.6rem 0.85rem 1rem;
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.32);
  border: 1px solid var(--mk-border);
  color: rgba(255, 255, 255, 0.88);
  font-family: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 0.74rem;
  line-height: 1.4;
  white-space: nowrap;
  overflow-x: auto;
  text-align: left;
}

.page-mkt .install-copy {
  position: absolute;
  top: 6px;
  right: 6px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 6px;
  border: 1px solid var(--mk-border);
  background: rgba(255, 255, 255, 0.04);
  color: var(--mk-muted);
  cursor: pointer;
  transition: color 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.page-mkt .install-copy:hover { color: var(--mk-accent); border-color: var(--mk-border-hi); }
.page-mkt .install-copy.copied { color: #6fd4b3; border-color: rgba(56, 200, 160, 0.4); }
.page-mkt .install-copy svg { width: 14px; height: 14px; }

.page-mkt .download-note {
  margin-top: 2.5rem;
  padding: 1.5rem 1.7rem;
  border-radius: 12px;
  background: rgba(77, 166, 255, 0.04);
  border: 1px solid rgba(77, 166, 255, 0.11);
  font-size: 0.92rem;
  color: var(--mk-muted);
  line-height: 1.75;
}

.page-mkt .download-note strong { color: var(--mk-text); }
.page-mkt .download-note a { color: var(--mk-accent); }

/* ── Responsive ── */
@media (max-width: 768px) {
  .page-mkt .download-grid { grid-template-columns: 1fr; }
  .page-mkt .blog-head { gap: 1.1rem; }
  .page-mkt .blog-head img { width: 60px; height: 60px; }
}