.rg-content-system { max-width: 780px; margin-inline: auto; color: #17212b; }
.rg-content-system h1 { margin-block: .7rem 1.25rem; font-size: clamp(2rem, 4vw, 3.4rem); line-height: 1.16; letter-spacing: -.045em; }
.rg-content-system h2 { margin-block: clamp(2.5rem, 5vw, 4rem) 1rem; font-size: clamp(1.55rem, 2.8vw, 2.3rem); line-height: 1.25; letter-spacing: -.035em; }
.rg-content-system h3 { margin-top: 2rem; line-height: 1.35; }
.rg-content-system p, .rg-content-system li { line-height: 1.85; }
.rg-content-system > .wp-block-list { padding-left: 1.5rem; }
.rg-content-breadcrumb { color: #5f6b76; font-size: .875rem; }
.rg-content-lead { color: #5f6b76; font-size: clamp(1.05rem, 1.5vw, 1.25rem); line-height: 1.75; }
.rg-content-meta { color: #5f6b76; font-size: .875rem; }
.rg-info-box, .rg-warning-box, .rg-source-box, .rg-quick-answer, .rg-related-box { margin-block: 1.75rem; border: 1px solid #dbe2e7; border-left: 4px solid #0f766e; border-radius: 8px; padding: 1rem 1.125rem; background: #f5f7f8; }
.rg-warning-box { border-left-color: #c2410c; background: #fff8f2; }
.rg-source-box { border-left-color: #115e59; background: #effaf7; }
.rg-quick-answer { border-radius: 14px; padding: clamp(1.25rem, 3vw, 2rem); background: #dff5f0; }
.rg-quick-answer h2, .rg-related-box h2, .rg-content-cta h2 { margin-top: 0; }
.rg-content-system blockquote { margin-block: 2rem; border-left: 4px solid #0f766e; padding: .5rem 1.25rem; color: #5f6b76; }
.rg-step-list { padding-left: 1.75rem; }
.rg-step-list li + li { margin-top: .8rem; }
.rg-content-cta { margin-block: 2.5rem; border-radius: 14px; padding: clamp(1.5rem, 4vw, 2.5rem); color: #fff; background: #115e59; }
.rg-content-cta h2, .rg-content-cta p { color: inherit; }
.rg-content-cta .wp-element-button { background: #fff; color: #115e59; }
.rg-disclaimer { border-top: 1px solid #dbe2e7; padding-top: 1rem; color: #5f6b76; font-size: .875rem; }
@media (max-width: 639px) {
  .rg-content-system h1 { font-size: clamp(1.85rem, 9vw, 2.55rem); }
  .rg-content-system h2 { margin-top: 2.5rem; }
  .rg-content-system { width: min(100% - 2rem, 780px); }
}

/* BF-03 Solution landing: wider commercial composition without changing the content system globally. */
.rg-bf03-landing { width: min(100% - 3rem, 1240px); max-width: 1240px; }
.rg-bf03-hero { margin-bottom: clamp(2.5rem, 6vw, 5rem); border: 1px solid #dbe2e7; border-radius: 24px; padding: clamp(2rem, 5vw, 4.5rem); background: linear-gradient(135deg, #f4fbfb 0%, #ffffff 58%, #eef4ff 100%); box-shadow: 0 18px 45px rgb(23 33 43 / .07); }
.rg-bf03-hero .rg-content-breadcrumb { margin-bottom: 2rem; }
.rg-bf03-hero h1 { max-width: 760px; margin-bottom: 1.25rem; color: #162d4a; }
.rg-bf03-hero-lead { max-width: 720px; margin-bottom: .75rem; color: #162d4a; font-size: clamp(1.25rem, 2.4vw, 1.75rem); font-weight: 700; line-height: 1.55; }
.rg-bf03-hero-support { max-width: 700px; color: #526273; }
.rg-bf03-actions { margin-top: 2rem; }
.rg-bf03-actions .wp-block-button__link { min-width: 10rem; text-align: center; }
.rg-bf03-card-grid { display: grid; gap: 1rem; margin-block: 1.25rem 2rem; }
.rg-bf03-card-grid > .wp-block-column { min-width: 0; margin: 0; }
.rg-bf03-stage-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.rg-bf03-support-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.rg-bf03-after-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.rg-bf03-card { height: 100%; box-sizing: border-box; border: 1px solid #dbe2e7; border-radius: 16px; padding: 1.5rem; background: #ffffff; box-shadow: 0 8px 22px rgb(23 33 43 / .05); }
.rg-bf03-card-link { display: flex; height: 100%; box-sizing: border-box; flex-direction: column; gap: .65rem; color: #17212b; text-decoration: none; }
.rg-bf03-card-link:hover, .rg-bf03-card-link:focus-visible { color: #17212b; text-decoration: none; }
.rg-bf03-card:has(a:hover), .rg-bf03-card:has(a:focus-visible) { border-color: #0f766e; box-shadow: 0 12px 28px rgb(15 118 110 / .13); transform: translateY(-2px); }
.rg-bf03-card-label { display: inline-block; color: #0f766e; font-size: .75rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.rg-bf03-card strong, .rg-bf03-card h3 { display: block; margin: 0; color: #162d4a; font-size: 1.2rem; line-height: 1.35; }
.rg-bf03-card p, .rg-bf03-card-link span:not(.rg-bf03-card-label) { color: #526273; }
.rg-bf03-card-link em, .rg-bf03-card a { display: inline-block; margin-top: auto; color: #0f766e; font-style: normal; font-weight: 700; }
.rg-bf03-card-status { margin-top: auto; color: #7a8793; font-size: .875rem; font-weight: 700; }
.rg-bf03-section-intro { color: #526273; }
.rg-bf03-boundary { margin-block: 2rem 3.5rem; }
.rg-bf03-process { margin-block: 1.5rem 3.5rem; border: 1px solid #dbe2e7; border-radius: 18px; padding: clamp(1rem, 3vw, 2rem); background: #f8fafb; }
.rg-bf03-process-list { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; margin: 0; padding: 0; list-style: none; counter-reset: bf03-step; }
.rg-bf03-process-list li { position: relative; min-height: 7rem; margin: 0; border-radius: 12px; padding: 1rem; background: #ffffff; counter-increment: bf03-step; }
.rg-bf03-process-list li::before { display: block; margin-bottom: .5rem; color: #0f766e; content: counter(bf03-step, decimal-leading-zero); font-size: .8rem; font-weight: 800; }
.rg-bf03-process-list strong, .rg-bf03-process-list span { display: block; }
.rg-bf03-process-list strong { color: #162d4a; }
.rg-bf03-process-list span { margin-top: .45rem; color: #526273; font-size: .875rem; line-height: 1.55; }
.rg-bf03-final-cta { margin-top: 4rem; }
@media (max-width: 999px) {
  .rg-bf03-support-grid, .rg-bf03-after-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .rg-bf03-process-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 639px) {
  .rg-bf03-landing { width: min(100% - 2rem, 1240px); }
  .rg-bf03-hero { border-radius: 18px; padding: 1.5rem; }
  .rg-bf03-stage-grid, .rg-bf03-support-grid, .rg-bf03-after-grid, .rg-bf03-process-list { grid-template-columns: 1fr; }
  .rg-bf03-actions { align-items: stretch; flex-direction: column; }
  .rg-bf03-actions .wp-block-button, .rg-bf03-actions .wp-block-button__link { width: 100%; }
  .rg-bf03-card { padding: 1.25rem; }
}