:root {
  --aimm-brand-primary: #14213d;
  --aimm-brand-accent: #e7a21a;
  --aimm-text: #14213d;
  --aimm-muted: #697386;
  --aimm-line: #dfe5ed;
  --aimm-soft: #f5f8fb;
}

.aimm-related-links {
  margin: 1.75em 0;
  padding: 1em 1.25em;
  border: 1px solid rgba(0,0,0,.12);
  border-radius: 8px;
  background: rgba(0,0,0,.025);
}

/* Media header logo shared by theme and plugin templates. */
#smf-app .smf-brand {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
}
#smf-app .smf-brand .aimm-media-logo {
  display: block;
  width: 230px;
  max-width: none;
  height: auto;
}

/* v0.7.2: theme-independent /media/ archive and single templates. */
.aimm-standalone-template .aimm-media-shell,
.aimm-standalone-template .aimm-media-shell * { box-sizing: border-box; }
.aimm-media-shell {
  width: 100%;
  color: var(--aimm-text);
  background: #fff;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans JP", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  line-height: 1.75;
}
.aimm-container { width: min(1180px, calc(100% - 48px)); margin-inline: auto; }
.aimm-media-header { border-bottom: 1px solid var(--aimm-line); background: rgba(255,255,255,.97); }
.aimm-media-header-inner { display: flex; align-items: center; justify-content: space-between; min-height: 86px; gap: 24px; }
.aimm-media-brand { color: var(--aimm-brand-primary); text-decoration: none; }
.aimm-text-logo { display: flex; flex-direction: column; line-height: 1.15; }
.aimm-text-logo small { margin-bottom: 5px; color: var(--aimm-muted); font-size: 10px; font-weight: 700; letter-spacing: .08em; }
.aimm-text-logo strong { color: var(--aimm-brand-primary); font-family: Georgia, "Times New Roman", serif; font-size: 27px; letter-spacing: .05em; }
.aimm-media-nav { display: flex; align-items: center; flex: 0 0 auto; gap: 26px; }
.aimm-media-nav a { color: var(--aimm-muted); font-size: 14px; font-weight: 600; text-decoration: none; white-space: nowrap; word-break: keep-all; writing-mode: horizontal-tb; }
.aimm-media-nav .aimm-nav-cta { padding: 9px 17px; border: 1px solid var(--aimm-line); border-radius: 999px; color: var(--aimm-text); }
.aimm-media-main { padding-bottom: 60px; }
.aimm-media-footer { padding: 28px 0; border-top: 1px solid var(--aimm-line); color: #8a94a5; font-size: 12px; }
.aimm-media-footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.aimm-media-footer-inner > span { flex: 0 0 auto; white-space: nowrap; }
.aimm-footer-nav { display: flex; align-items: center; flex-wrap: wrap; justify-content: flex-end; gap: 22px; }
.aimm-footer-nav a { color: inherit; font-weight: 600; text-decoration: none; }
.aimm-footer-nav a:hover,.aimm-media-nav a:hover { color: var(--aimm-brand-primary); }
.aimm-archive-hero { padding: 64px 0 58px; }
.aimm-hero-grid { display: grid; grid-template-columns: minmax(0,1.15fr) minmax(360px,.85fr); align-items: center; gap: 64px; }
.aimm-hero-grid--empty { grid-template-columns: minmax(0,820px); }
.aimm-eyebrow,.aimm-section-label,.aimm-card-label { color: #768196; font-size: 11px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.aimm-hero-copy h1 { max-width: 720px; margin: 12px 0 20px; color: var(--aimm-brand-primary); font-size: clamp(36px,5vw,64px); line-height: 1.12; letter-spacing: -.03em; }
.aimm-hero-title-phrase { display: inline-block; max-width: 100%; }
.aimm-hero-description { max-width: 720px; margin: 0; color: var(--aimm-muted); font-size: 17px; line-height: 1.9; }
.aimm-hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.aimm-button { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 10px 18px; border: 1px solid var(--aimm-line); border-radius: 999px; background: #fff; color: var(--aimm-text) !important; font-size: 14px; font-weight: 800; line-height: 1.4; text-decoration: none !important; }
.aimm-button-dark { border-color: #151a20; background: #151a20; color: #fff !important; }
.aimm-featured-card { display: block; overflow: hidden; border: 1px solid var(--aimm-line); border-radius: 24px; background: #fff; color: inherit; text-decoration: none; box-shadow: 0 12px 38px rgba(15,23,42,.04); }
.aimm-featured-visual { display: grid; place-items: center; width: calc(100% - 32px); margin: 16px 16px 0; overflow: hidden; aspect-ratio: 16/9; border-radius: 16px; background: #e9eef4; }
.aimm-featured-visual img { width: 100%; height: 100%; object-fit: cover; }
.aimm-image-placeholder-icon { color: var(--aimm-brand-accent); font-size: 38px; }
.aimm-featured-body { padding: 20px 22px 24px; }
.aimm-featured-body h2 { margin: 6px 0 10px; color: var(--aimm-brand-primary); font-size: 23px; line-height: 1.45; }
.aimm-featured-body p { margin: 0; color: var(--aimm-muted); font-size: 14px; }
.aimm-articles-section { padding: 64px 0 74px; }
.aimm-section-title { margin: 8px 0 28px; color: var(--aimm-brand-primary); font-size: clamp(28px,3.5vw,42px); line-height: 1.3; }
.aimm-article-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 24px; }
.aimm-article-card { overflow: hidden; border: 1px solid var(--aimm-line); border-radius: 18px; background: #fff; box-shadow: 0 10px 28px rgba(15,23,42,.035); }
.aimm-card-visual { display: grid; place-items: center; overflow: hidden; aspect-ratio: 16/10; background: #e9eef4; }
.aimm-card-visual img { width: 100%; height: 100%; object-fit: cover; transition: transform .25s ease; }
.aimm-article-card:hover .aimm-card-visual img { transform: scale(1.025); }
.aimm-card-body { padding: 20px; }
.aimm-card-body h3 { margin: 6px 0 10px; font-size: 20px; line-height: 1.5; }
.aimm-card-body h3 a { color: var(--aimm-brand-primary); text-decoration: none; }
.aimm-card-body p { margin: 0 0 16px; color: var(--aimm-muted); font-size: 14px; }
.aimm-read-more { color: var(--aimm-text); font-size: 13px; font-weight: 800; text-decoration: none; }
.aimm-pagination { margin-top: 36px; }
.aimm-pagination .nav-links { display: flex; justify-content: center; gap: 8px; }
.aimm-pagination .page-numbers { display: grid; place-items: center; min-width: 40px; min-height: 40px; padding: 6px 10px; border: 1px solid var(--aimm-line); border-radius: 8px; color: var(--aimm-text); text-decoration: none; }
.aimm-pagination .current { border-color: var(--aimm-brand-primary); background: var(--aimm-brand-primary); color: #fff; }
.aimm-empty-state { padding: 48px; border: 1px solid var(--aimm-line); border-radius: 18px; text-align: center; background: var(--aimm-soft); }
.aimm-archive-cta { padding: 10px 0 60px; }
.aimm-cta-panel { display: flex; align-items: center; justify-content: space-between; gap: 30px; padding: 34px 42px; border: 1px solid var(--aimm-line); border-radius: 20px; background: linear-gradient(135deg,#f7fafc,#eef3f7); }
.aimm-cta-panel span { color: #768196; font-size: 11px; font-weight: 800; letter-spacing: .12em; }
.aimm-cta-panel h2 { margin: 8px 0 3px; color: var(--aimm-brand-primary); font-size: 25px; }
.aimm-cta-panel p { margin: 0; color: var(--aimm-muted); font-size: 14px; }

.aimm-single-main { padding: 26px 0 80px; }
.aimm-breadcrumb { display: flex; align-items: center; gap: 9px; margin: 0 0 32px; color: #8a94a5; font-size: 12px; }
.aimm-breadcrumb a { color: inherit; text-decoration: none; }
.aimm-single-layout { display: grid; grid-template-columns: minmax(0,820px) minmax(250px,1fr); align-items: start; gap: 48px; }
.aimm-single-layout-no-sidebar { grid-template-columns: minmax(0,820px); }
.aimm-single-article { min-width: 0; }
.aimm-single-meta { display: flex; gap: 18px; color: #7b8596; font-size: 13px; }
.aimm-single-hero h1 { margin: 16px 0 22px; color: var(--aimm-brand-primary); font-size: clamp(34px,4.4vw,55px); line-height: 1.22; letter-spacing: -.025em; }
.aimm-single-image { width: 100%; margin: 0 0 22px; overflow: hidden; aspect-ratio: 1200/630; border-radius: 18px; background: var(--aimm-soft); box-shadow: 0 10px 30px rgba(15,23,42,.06); }
.aimm-single-image img { display: block; width: 100%; height: 100%; object-fit: cover; }
.aimm-single-lead { margin: 0 0 30px; color: #586477; font-size: 18px; line-height: 1.9; }
.aimm-article-content { color: #303a49; font-size: 16px; line-height: 1.95; }
.aimm-article-content > * { max-width: 100%; }
.aimm-article-content h2 { margin: 58px 0 20px; color: var(--aimm-brand-primary); font-size: 28px; line-height: 1.45; }
.aimm-article-content h3 { margin: 36px 0 14px; color: var(--aimm-brand-primary); font-size: 21px; line-height: 1.5; }
.aimm-article-content p { margin: 0 0 1.45em; }
.aimm-article-content ul,.aimm-article-content ol { margin: 0 0 1.5em; padding-left: 1.5em; }
.aimm-article-content a { color: #1d4ed8; text-underline-offset: 3px; }
.aimm-article-content blockquote { margin: 28px 0; padding: 18px 22px; border-left: 3px solid var(--aimm-brand-primary); background: var(--aimm-soft); }
.aimm-single-sidebar { position: sticky; top: 32px; display: grid; gap: 18px; }
.aimm-sidebar-card { padding: 24px; border: 1px solid var(--aimm-line); border-radius: 18px; background: #fff; }
.aimm-sidebar-card h2 { margin: 10px 0 10px; color: var(--aimm-brand-primary); font-size: 18px; }
.aimm-sidebar-card p { margin: 0 0 16px; color: var(--aimm-muted); font-size: 14px; }
.aimm-sidebar-icon { display: grid; place-items: center; width: 38px; height: 38px; border: 1px solid var(--aimm-line); border-radius: 11px; color: var(--aimm-brand-primary); }
.aimm-single-cta { margin-top: 64px; padding: 28px; border: 1px solid var(--aimm-line); border-radius: 18px; background: var(--aimm-soft); }
.aimm-single-cta h2 { margin: 6px 0 8px; color: var(--aimm-brand-primary); font-size: 24px; }
.aimm-single-cta p { color: var(--aimm-muted); }

@media (max-width: 960px) {
  .aimm-hero-grid { grid-template-columns: 1fr; gap: 38px; }
  .aimm-single-layout { grid-template-columns: 1fr; }
  .aimm-single-sidebar { position: static; grid-template-columns: repeat(2,minmax(0,1fr)); }
  .aimm-article-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
}
@media (max-width: 680px) {
  .aimm-container { width: min(100% - 30px,1180px); }
  .aimm-media-header-inner { min-height: 72px; gap: 10px; }
  .aimm-media-brand { min-width: 0; flex: 1 1 auto; }
  .aimm-text-logo { min-width: 0; }
  .aimm-text-logo small { overflow: hidden; font-size: 8px; text-overflow: ellipsis; white-space: nowrap; }
  .aimm-text-logo strong { overflow: hidden; font-size: clamp(17px,4.8vw,22px); letter-spacing: .02em; text-overflow: ellipsis; white-space: nowrap; }
  .aimm-media-nav { flex: 0 0 auto; gap: 12px; }
  .aimm-media-nav a { font-size: 12px; white-space: nowrap; word-break: keep-all; writing-mode: horizontal-tb; }
  .aimm-media-nav > a:first-child { display: none; }
  .aimm-media-nav .aimm-nav-cta { padding: 7px 12px; font-size: 12px; }
  .aimm-archive-hero { padding: 42px 0; }
  .aimm-hero-copy h1 { font-size: 39px; }
  .aimm-featured-card { border-radius: 18px; }
  .aimm-article-grid,.aimm-single-sidebar { grid-template-columns: 1fr; }
  .aimm-articles-section { padding: 48px 0; }
  .aimm-cta-panel { align-items: flex-start; flex-direction: column; padding: 26px; }
  .aimm-single-main { padding-top: 18px; }
  .aimm-breadcrumb { margin-bottom: 22px; }
  .aimm-single-hero h1 { font-size: 34px; }
  .aimm-single-lead { font-size: 16px; }
  .aimm-article-content h2 { margin-top: 46px; font-size: 25px; }
  .aimm-media-footer-inner { align-items: flex-start; flex-direction: column; gap: 12px; }
  .aimm-footer-nav { justify-content: flex-start; gap: 14px 20px; }
}
@media (max-width: 720px) {
  #smf-app .smf-brand .aimm-media-logo {
    width: 190px;
  }
}
@media (max-width: 430px) {
  #smf-app .smf-brand .aimm-media-logo {
    width: 160px;
  }
}
.aimm-related-links p { margin-top: 0; }
.aimm-related-links ul { margin-bottom: 0; }
.aimm-cta {
  margin: 2.5em 0 1em;
  padding: 1.5em;
  border: 1px solid rgba(0,0,0,.12);
  border-radius: 10px;
  background: rgba(0,0,0,.025);
}
.aimm-cta h2 { margin-top: 0; }
.aimm-cta-button {
  display: inline-block;
  padding: .75em 1.2em;
  border-radius: 6px;
  background: #222;
  color: #fff !important;
  text-decoration: none;
  font-weight: 700;
}
.aimm-cta-button:hover { opacity: .86; }

.ai-article-image {
  margin: 2em 0;
}
.ai-article-image img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 10px;
}

/* v0.6.2: Keep one featured image between the H1 and lead paragraph. */
.aimm-featured-image,
#smf-app .smf-single-image.aimm-featured-positioned {
  width: 100%;
  margin: 1.25em 0 1.35em;
  overflow: hidden;
  aspect-ratio: 1200 / 630;
  border-radius: 14px;
  background: #f3f6fb;
  box-shadow: 0 8px 24px rgba(15,23,42,.07);
}
.aimm-featured-image-img,
#smf-app .smf-single-image.aimm-featured-positioned img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
@media (max-width: 760px) {
  .aimm-featured-image,
  #smf-app .smf-single-image.aimm-featured-positioned {
    margin: 1em 0 1.2em;
    border-radius: 10px;
  }
}

/* v0.6.3: Use the picked article's thumbnail in the archive FEATURED card. */
#smf-app .smf-featured-visual.aimm-featured-visual-ready {
  background: #f3f6fb;
}
#smf-app .smf-featured-visual .aimm-featured-visual-image {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* AI Media Manager: HTML/CSS diagram blocks */
.aimm-diagram {
  --aimm-blue: #1d4ed8;
  --aimm-blue-soft: #eff6ff;
  --aimm-yellow: #f6c445;
  margin: 1.5em 0 2em;
  padding: 1.2em;
  border: 1px solid rgba(29,78,216,.16);
  border-radius: 14px;
  background: linear-gradient(180deg, #fff 0%, #fbfdff 100%);
  box-shadow: 0 8px 24px rgba(15,23,42,.06);
}
.aimm-diagram-kicker {
  display: inline-block;
  margin: 0 0 .85em;
  padding: .28em .62em;
  border-radius: 999px;
  background: var(--aimm-yellow);
  color: #172033;
  font-size: .72em;
  font-weight: 800;
  letter-spacing: .08em;
}
.aimm-diagram-grid {
  display: grid;
  align-items: start;
  gap: 12px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.aimm-diagram-item {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: .7em;
  width: 100%;
  min-width: 0;
  padding: 1em;
  border-radius: 10px;
  background: #fff;
  border: 1px solid rgba(15,23,42,.1);
  box-sizing: border-box;
}
.aimm-diagram-number {
  flex: 0 0 2rem;
  width: 2rem;
  height: 2rem;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--aimm-blue);
  color: #fff;
  font-size: .9em;
  font-weight: 800;
}
.aimm-diagram-item-head {
  display: flex;
  align-items: center;
  gap: .65em;
  min-width: 0;
}
.aimm-diagram-body { min-width: 0; }
.aimm-diagram-title {
  min-width: 0;
  color: #182237;
  font-weight: 800;
  line-height: 1.45;
}
.aimm-diagram-summary-text {
  margin-top: 0;
  color: #556274;
  font-size: .9em;
  line-height: 1.65;
}
.aimm-diagram--flow .aimm-diagram-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.aimm-diagram--flow .aimm-diagram-item:not(:last-child)::after {
  content: "→";
  position: absolute;
  right: -14px;
  top: 50%;
  z-index: 2;
  transform: translateY(-50%);
  color: #c49312;
  font-size: 1.25rem;
  font-weight: 900;
}
.aimm-diagram--comparison .aimm-diagram-item {
  border-top: 4px solid var(--aimm-blue);
}
.aimm-diagram--cards .aimm-diagram-item {
  border-top: 4px solid var(--aimm-yellow);
}

.aimm-diagram-related {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: .65em;
  margin-top: 1em;
  padding-top: .9em;
  border-top: 1px solid rgba(15,23,42,.08);
}
.aimm-diagram-related-label {
  color: #6b7280;
  font-size: .78em;
  font-weight: 700;
  letter-spacing: .04em;
}
.aimm-diagram-related-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.45em;
  padding: .55em .9em;
  border: 1px solid rgba(29,78,216,.28);
  border-radius: 999px;
  background: #fff;
  color: var(--aimm-blue) !important;
  font-size: .86em;
  font-weight: 800;
  line-height: 1.35;
  text-decoration: none !important;
  transition: background-color .15s ease, border-color .15s ease, transform .15s ease;
}
.aimm-diagram-related-button:hover,
.aimm-diagram-related-button:focus-visible {
  background: var(--aimm-blue-soft);
  border-color: rgba(29,78,216,.45);
  transform: translateY(-1px);
}
.aimm-diagram-title,
.aimm-diagram-summary-text {
  overflow-wrap: anywhere;
  word-break: break-word;
}

@media (max-width: 760px) {
  .aimm-diagram { padding: 1em; }
  .aimm-diagram-related {
    align-items: stretch;
    flex-direction: column;
  }
  .aimm-diagram-related-button {
    width: 100%;
    box-sizing: border-box;
  }
  .aimm-diagram-grid,
  .aimm-diagram--flow .aimm-diagram-grid { grid-template-columns: 1fr; }
  .aimm-diagram--flow .aimm-diagram-item:not(:last-child)::after {
    content: "↓";
    right: auto;
    left: 50%;
    top: auto;
    bottom: -19px;
    transform: translateX(-50%);
  }
}

/* v0.5.4: 図解テキストは文を途中で切らず、長い語もカード内で安全に折り返す */
.aimm-diagram-title,
.aimm-diagram-summary-text {
  overflow-wrap: anywhere;
  word-break: break-word;
}


/* v0.5.6: 関連ページを該当POINTカードへ紐づけて表示 */
.aimm-diagram-body {
  display: block;
  flex: none;
  min-width: 0;
}
.aimm-diagram-item-related {
  margin-top: .8em;
  padding-top: .75em;
  border-top: 1px solid rgba(15,23,42,.08);
}
.aimm-diagram-item-related-label {
  display: block;
  margin-bottom: .45em;
  color: #6b7280;
  font-size: .72em;
  font-weight: 700;
  letter-spacing: .03em;
}
.aimm-diagram-item-related-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  max-width: 100%;
  min-height: 2.35em;
  padding: .48em .72em;
  border: 1px solid rgba(29,78,216,.28);
  border-radius: 999px;
  background: var(--aimm-blue-soft);
  color: var(--aimm-blue) !important;
  font-size: .78em;
  font-weight: 800;
  line-height: 1.35;
  text-align: center;
  text-decoration: none !important;
  box-sizing: border-box;
}
.aimm-diagram-item-related-button:hover,
.aimm-diagram-item-related-button:focus-visible {
  background: #dbeafe;
  border-color: rgba(29,78,216,.48);
}
@media (max-width: 760px) {
  .aimm-diagram-item-related-button { width: 100%; }
}


/* v0.5.7: optional inline SVG icons for diagram cards (Iconify/MDI, locally cached). */
.aimm-diagram-icon {
  display: grid;
  flex: 0 0 2rem;
  place-items: center;
  width: 2rem;
  height: 2rem;
  margin: 0 0 0 auto;
  border-radius: 8px;
  border: 1px solid rgba(196,147,18,.24);
  background: #fff3bf;
  color: #946200;
}
.aimm-diagram-icon-svg {
  width: 1.35rem;
  height: 1.35rem;
  display: block;
  color: currentColor;
}
.aimm-diagram-icon-svg path,
.aimm-diagram-icon-svg circle,
.aimm-diagram-icon-svg rect,
.aimm-diagram-icon-svg line,
.aimm-diagram-icon-svg polyline,
.aimm-diagram-icon-svg polygon {
  vector-effect: non-scaling-stroke;
}
@media (max-width: 760px) {
  .aimm-diagram-icon {
    flex-basis: 1.9rem;
    width: 1.9rem;
    height: 1.9rem;
  }
  .aimm-diagram-icon-svg { width: 1.25rem; height: 1.25rem; }
}

/* v0.5.8: number, icon and title share one compact row; remove the artificial gap above related links. */
.aimm-diagram-number,
.aimm-diagram-icon {
  flex-shrink: 0;
}
.aimm-diagram-item-related-button {
  width: 100%;
}

/* v0.5.9: keep number/title together, separate the optional icon at top-right, and size cards to their content. */
.aimm-diagram-item-head .aimm-diagram-title {
  flex: 1 1 auto;
}
.aimm-diagram-item-head .aimm-diagram-icon {
  align-self: flex-start;
}