/* rohrklarvo.info – Self-Contained Editorial Stylesheet v1.0 */
:root {
  --rk-bg: #f8fafc;
  --rk-surface: #ffffff;
  --rk-ink: #0f172a;
  --rk-text: #1e293b;
  --rk-muted: #64748b;
  --rk-primary: #5b21b6;
  --rk-primary-dark: #3b0764;
  --rk-primary-soft: #f5f3ff;
  --rk-primary-border: #ddd6fe;
  --rk-cta: #15803d;
  --rk-cta-hover: #166534;
  --rk-gold: #f59e0b;
  --rk-line: #e2e8f0;
  --rk-font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

*, *::before, *::after {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  background: var(--rk-bg);
  color: var(--rk-text);
  font-family: var(--rk-font);
  font-size: 18px;
  line-height: 1.72;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img, svg {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--rk-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* Top announcement & Masthead */
.rk-top-notice {
  background: var(--rk-primary-dark);
  color: #ffffff;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-align: center;
  padding: 7px 16px;
}

.rk-masthead {
  background: var(--rk-surface);
  border-bottom: 3px solid var(--rk-primary);
  position: sticky;
  top: 0;
  z-index: 40;
  box-shadow: 0 2px 12px rgba(15, 23, 42, 0.05);
}

.rk-masthead-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.rk-brand-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--rk-ink);
  font-weight: 800;
  font-size: 26px;
  letter-spacing: -0.8px;
}

.rk-brand-badge {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--rk-primary);
  box-shadow: 0 0 0 4px var(--rk-primary-soft);
}

.rk-advertorial-badge {
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--rk-muted);
  font-weight: 600;
}

/* Main Article Container */
.rk-main-wrap {
  max-width: 980px;
  margin: 28px auto 56px;
  padding: 0 18px;
}

.rk-article-card {
  background: var(--rk-surface);
  border-radius: 18px;
  border: 1px solid var(--rk-line);
  box-shadow: 0 12px 36px rgba(15, 23, 42, 0.06);
  padding: 42px 44px 48px;
}

.rk-kicker {
  display: inline-block;
  background: var(--rk-primary-soft);
  color: var(--rk-primary);
  border: 1px solid var(--rk-primary-border);
  font-size: 12.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 5px 12px;
  border-radius: 999px;
  margin-bottom: 16px;
}

.rk-h1 {
  font-size: 36px;
  line-height: 1.24;
  font-weight: 800;
  color: var(--rk-ink);
  letter-spacing: -0.7px;
  margin: 0 0 22px 0;
}

.rk-h1-accent {
  color: var(--rk-primary);
}

.rk-meta-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  padding: 14px 0;
  margin-bottom: 28px;
  border-top: 1px solid var(--rk-line);
  border-bottom: 1px solid var(--rk-line);
  font-size: 14px;
  color: var(--rk-muted);
}

.rk-meta-left {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.rk-stars {
  color: var(--rk-gold);
  letter-spacing: 2px;
  font-size: 16px;
  font-weight: 700;
}

.rk-rating-val {
  color: var(--rk-ink);
  font-weight: 700;
}

.rk-share-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.rk-share-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid var(--rk-line);
  color: var(--rk-ink);
  text-decoration: none;
  background: #ffffff;
}

.rk-share-pill svg {
  width: 14px !important;
  height: 14px !important;
  fill: currentColor;
}

/* Opening Hero Grid */
.rk-hero-grid {
  display: grid;
  grid-template-columns: 1.55fr 1fr;
  gap: 0;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--rk-primary-border);
  margin-bottom: 36px;
}

.rk-hero-media a {
  display: block;
  height: 100%;
}

.rk-hero-media img {
  width: 100%;
  height: 100%;
  min-height: 360px;
  object-fit: cover;
}

.rk-hero-summary {
  background: var(--rk-primary-soft);
  border-left: 4px solid var(--rk-primary);
  padding: 28px 26px;
  display: flex;
  align-items: center;
  font-size: 17px;
  line-height: 1.68;
  color: var(--rk-ink);
}

.rk-hero-summary p {
  margin: 0;
}

/* Prose & Chapters */
.rk-lead-prose p,
.rk-chapter p {
  margin: 0 0 22px 0;
}

.rk-lead-prose > p:first-child::first-letter {
  float: left;
  font-size: 62px;
  line-height: 0.85;
  font-weight: 800;
  color: var(--rk-primary);
  padding: 6px 12px 0 0;
}

.rk-chapter {
  margin-top: 48px;
  padding-top: 40px;
  border-top: 1px solid var(--rk-line);
}

.rk-chapter-head {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 24px;
}

.rk-chapter-num {
  flex-shrink: 0;
  background: var(--rk-primary);
  color: #ffffff;
  font-size: 14px;
  font-weight: 800;
  padding: 6px 12px;
  border-radius: 8px;
  letter-spacing: 0.05em;
  margin-top: 4px;
}

.rk-chapter h2 {
  margin: 0;
  font-size: 28px;
  line-height: 1.3;
  font-weight: 800;
  color: var(--rk-ink);
  letter-spacing: -0.4px;
}

.rk-figure {
  margin: 30px 0;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--rk-line);
  background: #f8fafc;
}

.rk-figure img {
  width: 100%;
  height: auto;
  display: block;
}

.rk-figure figcaption {
  padding: 12px 16px;
  font-size: 13.5px;
  color: var(--rk-muted);
  background: #f8fafc;
  border-top: 1px solid var(--rk-line);
}

.rk-quote {
  margin: 32px 0;
  padding: 30px 34px;
  background: var(--rk-primary-dark);
  color: #ffffff;
  border-radius: 14px;
  border-left: 6px solid var(--rk-gold);
}

.rk-quote p {
  margin: 0 0 12px 0 !important;
  font-size: 20px;
  line-height: 1.6;
  font-weight: 500;
  color: #ffffff;
}

.rk-quote-author {
  font-size: 14px !important;
  color: #fde68a !important;
  font-weight: 700 !important;
  margin: 0 !important;
}

/* 4 Stages Grid */
.rk-stages-grid {
  list-style: none;
  margin: 28px 0 12px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.rk-stage-card {
  background: #f8fafc;
  border: 1px solid var(--rk-line);
  border-radius: 14px;
  padding: 18px 14px;
  text-align: center;
}

.rk-stage-img {
  width: 130px;
  height: 130px;
  margin: 0 auto 14px;
  border-radius: 50%;
  overflow: hidden;
  border: 3px solid var(--rk-primary-border);
}

.rk-stage-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.rk-stage-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--rk-primary);
  background: var(--rk-primary-soft);
  padding: 3px 10px;
  border-radius: 999px;
  margin-bottom: 8px;
}

.rk-stage-title {
  font-size: 16px;
  font-weight: 800;
  color: var(--rk-ink);
  margin: 0 0 8px 0 !important;
}

.rk-stage-desc {
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--rk-muted);
  margin: 0 !important;
}

/* Detail & Method Callouts */
.rk-detail-item {
  background: #f8fafc;
  border-left: 4px solid var(--rk-primary);
  padding: 14px 18px;
  border-radius: 0 10px 10px 0;
  margin-bottom: 14px !important;
}

.rk-step-card {
  background: var(--rk-primary-soft);
  border: 1px solid var(--rk-primary-border);
  padding: 16px 20px;
  border-radius: 12px;
  margin-bottom: 14px !important;
}

/* Customer Reviews */
.rk-review-card {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 24px;
  background: #f8fafc;
  border: 1px solid var(--rk-line);
  border-radius: 14px;
  padding: 20px;
  margin-bottom: 22px;
  align-items: center;
}

.rk-review-card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: 10px;
}

.rk-review-body p {
  font-size: 16.5px;
  line-height: 1.65;
  margin: 0 0 12px 0 !important;
}

.rk-review-author {
  font-weight: 800;
  color: var(--rk-ink);
  font-size: 15px;
  margin: 0 !important;
}

/* Offer Box & CTA Buttons */
.rk-offer-box {
  background: linear-gradient(180deg, var(--rk-primary-soft) 0%, #ffffff 100%);
  border: 2px solid var(--rk-primary);
  border-radius: 16px;
  padding: 32px 28px;
  margin: 30px 0 24px;
  text-align: center;
}

.rk-offer-title {
  font-size: 24px;
  line-height: 1.35;
  font-weight: 800;
  color: var(--rk-primary-dark);
  margin: 0 0 14px 0 !important;
}

.rk-cta-wrap {
  text-align: center;
  margin: 26px 0;
}

.rk-cta-btn {
  display: inline-block;
  background: var(--rk-cta);
  color: #ffffff !important;
  font-weight: 800;
  font-size: 20px;
  line-height: 1.3;
  padding: 18px 34px;
  border-radius: 12px;
  text-decoration: none !important;
  box-shadow: 0 8px 22px rgba(21, 128, 61, 0.28);
  transition: background 0.15s ease, transform 0.15s ease;
}

.rk-cta-btn:hover {
  background: var(--rk-cta-hover);
  transform: translateY(-1px);
}

/* Disclaimer & Footer */
.rk-disclaimer-box {
  max-width: 980px;
  margin: 0 auto 28px;
  padding: 18px 24px;
  background: #f1f5f9;
  border-radius: 12px;
  font-size: 13px;
  line-height: 1.6;
  color: #475569;
}

.rk-footer {
  background: var(--rk-ink);
  color: #cbd5e1;
  padding: 48px 20px 34px;
  font-size: 14px;
  line-height: 1.65;
}

.rk-footer-inner {
  max-width: 1120px;
  margin: 0 auto;
}

.rk-footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 32px;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.rk-footer h4 {
  color: #ffffff;
  font-size: 16px;
  font-weight: 700;
  margin: 0 0 12px 0;
}

.rk-footer p {
  margin: 0 0 10px 0;
  color: #94a3b8;
}

.rk-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.rk-footer ul li {
  margin-bottom: 8px;
}

.rk-footer a {
  color: #e2e8f0;
  text-decoration: none;
}

.rk-footer a:hover {
  color: #ffffff;
  text-decoration: underline;
}

.rk-footer-bottom {
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 12.5px;
  color: #94a3b8;
}

/* Responsive */
@media (max-width: 820px) {
  .rk-hero-grid {
    grid-template-columns: 1fr;
  }
  .rk-hero-media img {
    min-height: 240px;
  }
  .rk-stages-grid {
    grid-template-columns: 1fr 1fr;
  }
  .rk-review-card {
    grid-template-columns: 1fr;
  }
  .rk-article-card {
    padding: 26px 20px 32px;
  }
  .rk-h1 {
    font-size: 27px;
  }
  .rk-footer-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .rk-stages-grid {
    grid-template-columns: 1fr;
  }
}