/* ==========================================================================
   ROTAFIT BÜYÜK DÖNÜŞÜM YARIŞMASI - PUANLAMA & KATILIM ŞARTLARI REHBERİ
   Modern, Apple / iOS Esintili, Mobil Öncelikli ve Aydınlık Tasarım Sistemi
   ========================================================================== */

:root {
  --rf-ink: #0f141e;
  --rf-ink-soft: #2a3140;
  --rf-muted: #5e6678;
  --rf-border-light: #e5e9f2;
  --rf-border-hover: #d2d8e6;
  --rf-bg-soft: #f8fafd;
  --rf-bg-card: #ffffff;
  --rf-orange-primary: #FF6B35;
  --rf-orange-dark: #FF4500;
  --rf-orange-light: #FFF4EE;
  --rf-orange-glow: rgba(255, 107, 53, 0.16);
  --rf-green-accent: #00B377;
  --rf-green-light: #E6FBF3;
  --rf-blue-accent: #2563EB;
  --rf-blue-light: #EFF6FF;
  --rf-purple-accent: #7C3AED;
  --rf-purple-light: #F5F3FF;
  --rf-gold-accent: #D97706;
  --rf-gold-light: #FEF3C7;
  --rf-red-accent: #DC2626;
  --rf-red-light: #FEE2E2;
}

/* Base Wrapper Scoping */
.rf-guide {
  padding: 84px 24px;
  background: #ffffff;
  color: var(--rf-ink);
  scroll-margin-top: 80px;
  position: relative;
}

.rf-guide-alt-bg {
  background: var(--rf-bg-soft);
  border-top: 1px solid var(--rf-border-light);
  border-bottom: 1px solid var(--rf-border-light);
}

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

.rf-guide-inner {
  width: 100%;
  max-width: 1080px;
  margin: 0 auto;
}

/* Header Component */
.rf-guide-header {
  max-width: 720px;
  margin: 0 auto 40px;
  text-align: center;
}

.rf-guide-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--rf-orange-light);
  color: var(--rf-orange-dark);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 5px 14px;
  border-radius: 100px;
  border: 1px solid rgba(255, 107, 53, 0.25);
  margin-bottom: 16px;
}

.rf-guide-kicker-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--rf-orange-primary);
  display: inline-block;
  animation: rfKickerPulse 1.8s infinite;
}

@keyframes rfKickerPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.8); }
}

.rf-guide-header h2 {
  font-size: clamp(1.85rem, 3.8vw, 2.6rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin: 0 0 14px;
  color: var(--rf-ink);
}

.rf-guide-header p {
  font-size: 1.02rem;
  line-height: 1.65;
  color: var(--rf-muted);
  margin: 0;
}

/* Quick Facts Banner */
.rf-stat-ribbon {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}

.rf-stat-card {
  background: #ffffff;
  border: 1px solid var(--rf-border-light);
  border-radius: 20px;
  padding: 20px 18px;
  text-align: center;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.rf-stat-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(255, 107, 53, 0.08);
  border-color: rgba(255, 107, 53, 0.3);
}

.rf-stat-icon {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  margin-bottom: 12px;
  background: var(--rf-orange-light);
  color: var(--rf-orange-dark);
}

.rf-stat-val {
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--rf-ink);
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 4px;
}

.rf-stat-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--rf-muted);
}

/* Puanlama Layout */
.rf-score-layout {
  display: grid;
  grid-template-columns: 310px minmax(0, 1fr);
  gap: 32px;
  align-items: start;
}

/* Overview Sidebar Card */
.rf-score-overview {
  background: #ffffff;
  border: 1px solid var(--rf-border-light);
  border-radius: 24px;
  padding: 32px 24px;
  text-align: center;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.04);
  position: sticky;
  top: 96px;
}

.rf-total-ring {
  width: 170px;
  height: 170px;
  border-radius: 50%;
  margin: 0 auto 24px;
  background: conic-gradient(
    #FF6B35 0% 25%, 
    #00B377 25% 55%, 
    #2563EB 55% 75%, 
    #7C3AED 75% 90%, 
    #D97706 90% 100%
  );
  display: grid;
  place-items: center;
  box-shadow: 0 10px 25px rgba(255, 107, 53, 0.2);
  padding: 8px;
}

.rf-total-ring-inner {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: #ffffff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.rf-total-ring-num {
  font-size: 3.2rem;
  font-weight: 900;
  color: var(--rf-ink);
  line-height: 1;
  letter-spacing: -0.04em;
}

.rf-total-ring-sub {
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--rf-orange-primary);
  margin-top: 4px;
}

.rf-score-overview h3 {
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--rf-ink);
  margin: 0 0 10px;
}

.rf-score-overview p {
  font-size: 0.88rem;
  color: var(--rf-muted);
  line-height: 1.6;
  margin: 0 0 20px;
}

.rf-score-legend {
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-align: left;
  border-top: 1px solid var(--rf-border-light);
  padding-top: 18px;
  margin-bottom: 20px;
}

.rf-legend-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--rf-ink-soft);
}

.rf-legend-label {
  display: flex;
  align-items: center;
  gap: 8px;
}

.rf-legend-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  flex-shrink: 0;
}

.rf-legend-pts {
  font-weight: 800;
  color: var(--rf-ink);
}

/* Interactive Accordion / Expandable Cards */
.rf-accordion-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.rf-interactive-card {
  background: #ffffff;
  border: 1.5px solid var(--rf-border-light);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.025);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.rf-interactive-card:hover {
  border-color: var(--rf-border-hover);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
}

.rf-interactive-card[open],
.rf-interactive-card.is-open {
  border-color: var(--rf-orange-primary);
  box-shadow: 0 10px 32px var(--rf-orange-glow);
}

/* Summary Trigger */
.rf-card-trigger {
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
  background: #ffffff;
  border-radius: 20px;
  user-select: none;
  list-style: none;
  transition: background-color 0.2s;
}

.rf-card-trigger::-webkit-details-marker {
  display: none;
}

.rf-card-trigger:hover {
  background-color: var(--rf-bg-soft);
}

.rf-trigger-left {
  display: flex;
  align-items: center;
  gap: 16px;
  flex: 1;
  min-width: 0;
}

.rf-category-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.45rem;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
}

.rf-icon-orange { background: var(--rf-orange-light); color: var(--rf-orange-dark); }
.rf-icon-green  { background: var(--rf-green-light); color: var(--rf-green-accent); }
.rf-icon-blue   { background: var(--rf-blue-light); color: var(--rf-blue-accent); }
.rf-icon-purple { background: var(--rf-purple-light); color: var(--rf-purple-accent); }
.rf-icon-gold   { background: var(--rf-gold-light); color: var(--rf-gold-accent); }

.rf-trigger-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.rf-trigger-title {
  font-size: 1.12rem;
  font-weight: 800;
  color: var(--rf-ink);
  letter-spacing: -0.02em;
  margin: 0;
}

.rf-trigger-sub {
  font-size: 0.85rem;
  color: var(--rf-muted);
  line-height: 1.4;
  margin: 0;
}

.rf-trigger-right {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.rf-pts-badge {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--rf-bg-soft);
  border: 1px solid var(--rf-border-light);
  border-radius: 12px;
  padding: 6px 14px;
  min-width: 60px;
  text-align: center;
}

.rf-pts-num {
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--rf-ink);
  line-height: 1;
}

.rf-pts-label {
  font-size: 0.65rem;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--rf-muted);
  letter-spacing: 0.05em;
  margin-top: 2px;
}

.rf-interactive-card[open] .rf-pts-badge {
  background: var(--rf-orange-light);
  border-color: rgba(255, 107, 53, 0.3);
}

.rf-interactive-card[open] .rf-pts-num {
  color: var(--rf-orange-dark);
}

.rf-chevron-indicator {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--rf-bg-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--rf-muted);
  font-size: 1.1rem;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), background-color 0.2s;
}

.rf-interactive-card[open] .rf-chevron-indicator {
  transform: rotate(180deg);
  background: var(--rf-orange-light);
  color: var(--rf-orange-dark);
}

/* Card Body Content */
.rf-card-content {
  padding: 24px 28px 32px;
  border-top: 1px solid var(--rf-border-light);
  background: #ffffff;
  color: var(--rf-ink-soft);
  font-size: 0.95rem;
  line-height: 1.7;
}

.rf-card-content h4 {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--rf-ink);
  margin: 24px 0 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.rf-card-content h4:first-child {
  margin-top: 0;
}

.rf-card-content p {
  margin: 0 0 14px;
  color: var(--rf-muted);
}

.rf-card-content ul, .rf-card-content ol {
  margin: 8px 0 18px;
  padding-left: 20px;
}

.rf-card-content li {
  margin-bottom: 8px;
  color: var(--rf-ink-soft);
}

/* 4 Angles Mandatory Photo Grid */
.rf-angles-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin: 18px 0 24px;
}

.rf-angle-card {
  background: var(--rf-bg-soft);
  border: 1px solid var(--rf-border-light);
  border-radius: 14px;
  padding: 14px 10px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: border-color 0.2s, transform 0.2s;
}

.rf-angle-card:hover {
  border-color: var(--rf-orange-primary);
  transform: translateY(-2px);
}

.rf-angle-num {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--rf-orange-dark);
  background: var(--rf-orange-light);
  padding: 2px 8px;
  border-radius: 6px;
  margin-bottom: 8px;
}

.rf-angle-icon {
  font-size: 1.5rem;
  margin-bottom: 6px;
}

.rf-angle-title {
  font-size: 0.92rem;
  font-weight: 800;
  color: var(--rf-ink);
}

.rf-angle-desc {
  font-size: 0.72rem;
  color: var(--rf-muted);
  margin-top: 2px;
}

/* Evaluation Tag Pills */
.rf-tag-cluster {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 14px 0 20px;
}

.rf-tag-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--rf-bg-soft);
  border: 1px solid var(--rf-border-light);
  border-radius: 100px;
  padding: 6px 14px;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--rf-ink);
}

.rf-tag-pill span {
  color: var(--rf-orange-primary);
}

/* 7 Body Measurement Visual Grid */
.rf-measure-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
  margin: 16px 0 22px;
}

.rf-measure-item {
  background: var(--rf-bg-soft);
  border: 1px solid var(--rf-border-light);
  border-radius: 14px;
  padding: 12px 14px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.rf-measure-badge {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: var(--rf-green-light);
  color: var(--rf-green-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.85rem;
  flex-shrink: 0;
}

.rf-measure-text strong {
  display: block;
  font-size: 0.88rem;
  color: var(--rf-ink);
}

.rf-measure-text small {
  font-size: 0.75rem;
  color: var(--rf-muted);
}

/* Step By Step Protocol (e.g. Video Verification) */
.rf-protocol-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin: 16px 0 20px;
}

.rf-step-box {
  background: #ffffff;
  border: 1px solid var(--rf-border-light);
  border-radius: 14px;
  padding: 16px 12px;
  text-align: center;
  position: relative;
}

.rf-step-box-num {
  font-size: 1.3rem;
  font-weight: 900;
  color: var(--rf-blue-accent);
  line-height: 1;
  margin-bottom: 6px;
}

.rf-step-box-title {
  font-size: 0.82rem;
  font-weight: 800;
  color: var(--rf-ink);
  line-height: 1.3;
}

/* Callout and Alert Boxes */
.rf-alert {
  border-radius: 16px;
  padding: 16px 20px;
  margin: 18px 0;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: 0.9rem;
  line-height: 1.6;
}

.rf-alert-icon {
  font-size: 1.3rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.rf-alert-warning {
  background: var(--rf-gold-light);
  border: 1px solid #fcd34d;
  color: #92400e;
}

.rf-alert-danger {
  background: var(--rf-red-light);
  border: 1px solid #fca5a5;
  color: #991b1b;
}

.rf-alert-info {
  background: var(--rf-blue-light);
  border: 1px solid #bfdbfe;
  color: #1e40af;
}

.rf-alert-success {
  background: var(--rf-green-light);
  border: 1px solid #a7f3d0;
  color: #065f46;
}

/* Comparison Table (Tüm Kategoriler) */
.rf-summary-table-wrap {
  overflow-x: auto;
  margin: 18px 0;
  border-radius: 16px;
  border: 1px solid var(--rf-border-light);
}

.rf-summary-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

.rf-summary-table th {
  background: var(--rf-bg-soft);
  padding: 14px 18px;
  font-weight: 800;
  color: var(--rf-ink);
  border-bottom: 1px solid var(--rf-border-light);
}

.rf-summary-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--rf-border-light);
  color: var(--rf-ink-soft);
}

.rf-summary-table tr:last-child td {
  border-bottom: none;
  font-weight: 800;
  background: var(--rf-bg-soft);
}

/* Yarışma Katılım Şartları Section */
.rf-timeline-track {
  background: #ffffff;
  border: 1px solid var(--rf-border-light);
  border-radius: 20px;
  padding: 24px 28px;
  margin-bottom: 28px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
}

.rf-timeline-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.rf-timeline-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--rf-orange-dark);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.rf-timeline-nodes {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 20px;
}

.rf-timeline-node {
  display: flex;
  flex-direction: column;
}

.rf-timeline-node span {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--rf-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 4px;
}

.rf-timeline-node strong {
  font-size: clamp(1.15rem, 2.2vw, 1.5rem);
  font-weight: 900;
  color: var(--rf-ink);
}

.rf-timeline-node:last-child {
  text-align: right;
}

.rf-timeline-bridge {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--rf-orange-dark);
  font-weight: 800;
  font-size: 0.88rem;
  background: var(--rf-orange-light);
  padding: 6px 16px;
  border-radius: 100px;
  border: 1px solid rgba(255, 107, 53, 0.25);
  white-space: nowrap;
}

.rf-timeline-footnote {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--rf-border-light);
  font-size: 0.82rem;
  color: var(--rf-muted);
  line-height: 1.5;
}

/* Rules Accordion Items */
.rf-rule-card {
  background: #ffffff;
  border: 1.5px solid var(--rf-border-light);
  border-radius: 18px;
  overflow: hidden;
  margin-bottom: 12px;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.rf-rule-card:hover {
  border-color: var(--rf-border-hover);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.04);
}

.rf-rule-card[open] {
  border-color: var(--rf-orange-primary);
  box-shadow: 0 8px 25px var(--rf-orange-glow);
}

.rf-rule-trigger {
  padding: 18px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  cursor: pointer;
  background: #ffffff;
  user-select: none;
  list-style: none;
}

.rf-rule-trigger::-webkit-details-marker {
  display: none;
}

.rf-rule-trigger:hover {
  background: var(--rf-bg-soft);
}

.rf-rule-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  flex: 1;
}

.rf-rule-idx {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--rf-orange-dark);
  background: var(--rf-orange-light);
  width: 32px;
  height: 32px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.rf-rule-header-text strong {
  display: block;
  font-size: 1.02rem;
  font-weight: 800;
  color: var(--rf-ink);
  letter-spacing: -0.01em;
}

.rf-rule-header-text span {
  display: block;
  font-size: 0.82rem;
  color: var(--rf-muted);
  margin-top: 2px;
}

.rf-rule-body {
  padding: 20px 24px 28px;
  border-top: 1px solid var(--rf-border-light);
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--rf-ink-soft);
}

.rf-rule-body h4 {
  font-size: 1rem;
  font-weight: 800;
  color: var(--rf-ink);
  margin: 18px 0 8px;
}

.rf-rule-body h4:first-child {
  margin-top: 0;
}

.rf-rule-body ul, .rf-rule-body ol {
  margin: 8px 0 16px;
  padding-left: 20px;
}

.rf-rule-body li {
  margin-bottom: 7px;
}

/* 🚨 KISA ÖZET Hero Banner */
.rf-summary-hero {
  margin-top: 40px;
  background: linear-gradient(135deg, #ffffff 0%, #fff8f5 100%);
  border: 2px solid var(--rf-orange-primary);
  border-radius: 24px;
  padding: 36px 32px;
  box-shadow: 0 16px 40px rgba(255, 107, 53, 0.12);
  position: relative;
  overflow: hidden;
}

.rf-summary-hero::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 250px;
  height: 250px;
  background: radial-gradient(circle, rgba(255, 107, 53, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.rf-summary-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 12px;
}

.rf-summary-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--rf-orange-primary);
  color: #ffffff;
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 100px;
  box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
}

.rf-summary-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 26px;
}

.rf-summary-card {
  background: #ffffff;
  border: 1px solid rgba(255, 107, 53, 0.2);
  border-radius: 16px;
  padding: 16px 14px;
  text-align: center;
}

.rf-summary-card strong {
  display: block;
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--rf-ink);
  line-height: 1.1;
  margin-bottom: 4px;
}

.rf-summary-card span {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--rf-muted);
}

.rf-summary-core-rule {
  background: #ffffff;
  border-radius: 16px;
  border: 1px solid var(--rf-border-light);
  padding: 20px 24px;
  text-align: center;
  margin-bottom: 20px;
}

.rf-summary-core-rule span {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--rf-orange-dark);
  margin-bottom: 6px;
}

.rf-summary-core-rule p {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--rf-ink);
  margin: 0;
  line-height: 1.5;
}

.rf-summary-motto {
  text-align: center;
  font-size: clamp(1.2rem, 2.5vw, 1.6rem);
  font-weight: 900;
  color: var(--rf-orange-dark);
  letter-spacing: -0.02em;
  margin: 0;
}

/* Step 02 In-App Registration 2-Step Flow & Lightbox Styles */
.rf-app-screens-flow {
  margin-top: 14px;
  text-align: left;
}

.rf-flow-tabs-nav {
  display: flex;
  gap: 4px;
  background: #edf2f7;
  padding: 3px;
  border-radius: 12px;
  margin-bottom: 12px;
  justify-content: center;
}

.rf-flow-tab-btn {
  border: none;
  background: transparent;
  padding: 5px 10px;
  font-size: 0.72rem;
  font-weight: 800;
  border-radius: 9px;
  cursor: pointer;
  color: #5e6678;
  transition: all 0.2s ease;
  font-family: inherit;
  white-space: nowrap;
}

.rf-flow-tab-btn.is-active {
  background: #ffffff;
  color: #11141a;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
}

.rf-flow-screens-container {
  display: grid;
  transition: all 0.3s ease;
}

.rf-flow-screens-container.show-both {
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.rf-flow-screens-container.show-screen1 #rfScreen2 {
  display: none;
}

.rf-flow-screens-container.show-screen1 #rfScreen1 {
  display: flex;
  grid-column: 1 / -1;
}

.rf-flow-screens-container.show-screen2 #rfScreen1 {
  display: none;
}

.rf-flow-screens-container.show-screen2 #rfScreen2 {
  display: flex;
  grid-column: 1 / -1;
}

.rf-flow-screen-card {
  background: #ffffff;
  border: 1.5px solid rgba(0, 179, 119, 0.24);
  border-radius: 16px;
  padding: 10px 8px 8px;
  box-shadow: 0 6px 20px rgba(0, 179, 119, 0.07);
  cursor: pointer;
  transition: all 0.25s ease;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.rf-flow-screen-card:hover {
  transform: translateY(-2px);
  border-color: rgba(0, 179, 119, 0.45);
  box-shadow: 0 10px 24px rgba(0, 179, 119, 0.14);
}

.rf-flow-card-head {
  display: flex;
  flex-direction: column;
  gap: 2px;
  align-items: flex-start;
}

.rf-flow-badge {
  font-size: 0.62rem;
  font-weight: 900;
  letter-spacing: 0.05em;
  padding: 2px 7px;
  border-radius: 100px;
  text-transform: uppercase;
}

.rf-flow-badge.step-1 {
  background: rgba(255, 107, 53, 0.12);
  color: #FF4500;
}

.rf-flow-badge.step-2 {
  background: rgba(0, 229, 153, 0.14);
  color: #00875a;
}

.rf-flow-title {
  font-size: 0.74rem;
  font-weight: 800;
  color: #11141a;
  line-height: 1.25;
}

.rf-flow-img-wrapper {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  background: #0f1015;
  border: 1px solid rgba(0, 0, 0, 0.08);
}

.rf-flow-img-wrapper img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.3s ease;
}

.rf-flow-screen-card:hover .rf-flow-img-wrapper img {
  transform: scale(1.02);
}

.rf-flow-expand-overlay {
  position: absolute;
  bottom: 6px;
  right: 6px;
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  color: #ffffff;
  font-size: 0.64rem;
  font-weight: 700;
  padding: 3px 7px;
  border-radius: 6px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  pointer-events: none;
  opacity: 0.9;
}

.rf-flow-quick-guide {
  background: #f8fafc;
  border: 1px dashed rgba(0, 179, 119, 0.35);
  border-radius: 12px;
  padding: 10px 12px;
  margin-top: 10px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.rf-flow-guide-item {
  display: flex;
  align-items: flex-start;
  gap: 6px;
  font-size: 0.76rem;
  color: #475569;
  line-height: 1.35;
  text-align: left;
}

.rf-flow-guide-icon {
  flex-shrink: 0;
  font-size: 0.85rem;
  margin-top: -1px;
}

/* Screen Lightbox Modal */
.rf-screen-lightbox {
  position: fixed;
  inset: 0;
  z-index: 99999;
  background: rgba(10, 12, 16, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.rf-screen-lightbox.is-open {
  opacity: 1;
  pointer-events: auto;
}

.rf-lightbox-content {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.rf-lightbox-content img {
  max-width: 100%;
  max-height: 78vh;
  object-fit: contain;
  border-radius: 18px;
  border: 2px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
}

.rf-lightbox-close {
  position: absolute;
  top: -16px;
  right: -16px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #ffffff;
  color: #11141a;
  border: none;
  font-size: 24px;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  z-index: 2;
  transition: transform 0.2s ease;
}

.rf-lightbox-close:hover {
  transform: scale(1.1);
}

.rf-lightbox-caption {
  color: #ffffff;
  font-size: 0.85rem;
  font-weight: 700;
  text-align: center;
  background: rgba(255, 255, 255, 0.12);
  padding: 6px 16px;
  border-radius: 100px;
  max-width: 90vw;
}

/* Responsive Media Queries */
@media (max-width: 900px) {
  .rf-score-layout {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .rf-score-overview {
    position: static;
    display: grid;
    grid-template-columns: auto 1fr;
    align-items: center;
    text-align: left;
    gap: 24px;
    padding: 24px;
  }

  .rf-total-ring {
    margin: 0;
  }

  .rf-stat-ribbon {
    grid-template-columns: repeat(2, 1fr);
  }

  .rf-summary-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .rf-guide {
    padding: 50px 16px;
  }

  .rf-guide-header {
    text-align: left;
    margin-bottom: 28px;
  }

  .rf-guide-header h2 {
    font-size: 1.7rem;
  }

  .rf-guide-header p {
    font-size: 0.92rem;
  }

  .rf-score-overview {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 20px 16px;
  }

  .rf-total-ring {
    width: 140px;
    height: 140px;
    margin: 0 auto 16px;
  }

  .rf-total-ring-num {
    font-size: 2.5rem;
  }

  .rf-card-trigger {
    padding: 16px 14px;
    gap: 12px;
  }

  .rf-category-icon {
    width: 40px;
    height: 40px;
    font-size: 1.25rem;
    border-radius: 12px;
  }

  .rf-trigger-title {
    font-size: 0.98rem;
  }

  .rf-trigger-sub {
    font-size: 0.78rem;
  }

  .rf-pts-badge {
    padding: 4px 10px;
    min-width: 50px;
  }

  .rf-pts-num {
    font-size: 1.1rem;
  }

  .rf-chevron-indicator {
    width: 26px;
    height: 26px;
    font-size: 0.9rem;
  }

  .rf-card-content {
    padding: 18px 16px 24px;
    font-size: 0.88rem;
  }

  .rf-angles-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }

  .rf-angle-card {
    padding: 10px 8px;
  }

  .rf-measure-grid {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .rf-protocol-steps {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }

  .rf-timeline-track {
    padding: 18px 16px;
  }

  .rf-timeline-nodes {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .rf-timeline-node:last-child {
    text-align: left;
  }

  .rf-timeline-bridge {
    width: fit-content;
    margin: 4px 0;
  }

  .rf-rule-trigger {
    padding: 14px 14px;
  }

  .rf-rule-body {
    padding: 16px 14px 20px;
    font-size: 0.88rem;
  }

  .rf-summary-hero {
    padding: 24px 18px;
  }

  .rf-summary-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }

  .rf-summary-card {
    padding: 12px 8px;
  }

  .rf-summary-card strong {
    font-size: 1.15rem;
  }

  .rf-summary-card span {
    font-size: 0.72rem;
  }

  .rf-summary-core-rule {
    padding: 14px 16px;
  }

  .rf-summary-core-rule p {
    font-size: 0.92rem;
  }

  .rf-summary-motto {
    font-size: 1.1rem;
  }
}

@media (max-width: 360px) {
  .rf-stat-ribbon {
    grid-template-columns: 1fr;
  }
}