/* ============================================================
   AI 검색 / RAG 페이지 — ai-rag.css
   prefix: rag-   body class: .page-rag
   theme: dark navy #0a0f28 / deep purple #1a1060 / electric violet #7c4dff
   ============================================================ */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600&family=Orbitron:wght@700;900&display=swap');

/* ---------- CSS 변수 ---------- */
.page-rag {
  --rag-navy:   #0a0f28;
  --rag-purple: #1a1060;
  --rag-violet: #7c4dff;
  --rag-violet-light: #b388ff;
  --rag-cyan:   #e0f7fa;
  --rag-cyan-bright: #80deea;
  --rag-red:    #ff5252;
  --rag-green:  #69f0ae;
  --rag-white:  #f0f4ff;
  --rag-glow:   0 0 18px rgba(124,77,255,.55);
  --rag-glow-sm:0 0 8px  rgba(124,77,255,.4);
  --rag-font-mono: 'JetBrains Mono', 'Courier New', monospace;
  --rag-font-orbit:'Orbitron', sans-serif;
}

/* ============================================================
   공통 헬퍼
   ============================================================ */
.page-rag .rag-badge {
  display: inline-block;
  font-family: var(--rag-font-mono);
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--rag-violet-light);
  border: 1px solid rgba(124,77,255,.4);
  border-radius: 4px;
  padding: 3px 12px;
  margin-bottom: 1rem;
  background: rgba(124,77,255,.08);
}
.page-rag .rag-badge-cursor::after {
  content: '|';
  animation: ragCursor .7s step-end infinite;
  color: var(--rag-violet);
  margin-left: 2px;
}
@keyframes ragCursor {
  0%,100%{opacity:1} 50%{opacity:0}
}
.page-rag .rag-section-title {
  font-size: clamp(1.5rem,3vw,2.1rem);
  font-weight: 800;
  line-height: 1.25;
  color: #1a1a2e;
}
.page-rag .rag-section-title.light {
  color: var(--rag-white);
}
.page-rag .rag-section-sub {
  color: #556;
  font-size: 1.02rem;
  margin-top: .5rem;
}
.page-rag .rag-section-sub.light {
  color: rgba(224,247,250,.75);
}

/* AOS 기본 덮어쓰기 — blur 추가 */
.page-rag [data-aos] { transition-property: transform, opacity, filter !important; }
.page-rag [data-aos="rag-up"] {
  transform: translateY(28px); opacity: 0; filter: blur(4px);
  transition: transform .7s cubic-bezier(.22,1,.36,1),
              opacity .7s ease, filter .6s ease;
}
.page-rag [data-aos="rag-up"].aos-animate {
  transform: translateY(0); opacity: 1; filter: blur(0);
}

/* ============================================================
   섹션 1: 히어로
   ============================================================ */
.page-rag .rag-hero {
  position: relative;
  min-height: 500px;
  max-height: 60vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--rag-navy) 0%, var(--rag-purple) 100%);
  overflow: hidden;
}
.page-rag #ragKgCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: .7;
}
.page-rag .rag-hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  width: 100%;
  padding: 60px 20px 40px;
}
.page-rag .rag-hero-badge {
  font-family: var(--rag-font-mono);
  font-size: .8rem;
  color: var(--rag-violet-light);
  letter-spacing: .05em;
  min-height: 1.4em;
  margin-bottom: .8rem;
}
.page-rag .rag-hero-badge .rag-cursor {
  display: inline-block;
  width: 2px;
  height: 1em;
  background: var(--rag-violet);
  vertical-align: text-bottom;
  animation: ragCursor .7s step-end infinite;
}
.page-rag .rag-hero-title {
  font-size: clamp(2rem,5vw,3.4rem);
  font-weight: 900;
  color: #fff;
  line-height: 1.15;
  text-shadow: 0 2px 24px rgba(124,77,255,.5);
  opacity: 0; filter: blur(8px); transform: scale(.95);
  transition: opacity .8s ease, filter .8s ease, transform .8s ease;
}
.page-rag .rag-hero-title.visible {
  opacity: 1; filter: blur(0); transform: scale(1);
}
.page-rag .rag-hero-sub {
  color: rgba(224,247,250,.85);
  font-size: 1.05rem;
  margin-top: .7rem;
  opacity: 0;
  transition: opacity .6s ease .3s;
}
.page-rag .rag-hero-sub.visible { opacity: 1; }
.page-rag .rag-hero-desc {
  color: rgba(224,247,250,.6);
  font-size: .9rem;
  margin-top: .35rem;
  opacity: 0;
  transition: opacity .6s ease .5s;
}
.page-rag .rag-hero-desc.visible { opacity: 1; }

/* 히어로 검색바 */
.page-rag .rag-hero-searchbar {
  display: flex;
  align-items: center;
  max-width: 600px;
  margin: 1.5rem auto 0;
  background: rgba(10,15,40,.7);
  border: 1px solid rgba(124,77,255,.55);
  border-radius: 10px;
  padding: 12px 16px;
  box-shadow: var(--rag-glow);
  opacity: 0; transform: translateY(20px);
  transition: opacity .6s ease .7s, transform .6s ease .7s;
}
.page-rag .rag-hero-searchbar.visible {
  opacity: 1; transform: translateY(0);
}
.page-rag .rag-hero-searchbar i {
  color: var(--rag-violet-light);
  font-size: 1.15rem;
  margin-right: 10px;
  flex-shrink: 0;
}
.page-rag .rag-hero-query {
  font-family: var(--rag-font-mono);
  font-size: .85rem;
  color: var(--rag-cyan);
  flex: 1;
  text-align: left;
  min-height: 1.4em;
}
.page-rag .rag-hero-query .rag-cursor { display: inline-block; width:2px; height:1em; background:var(--rag-violet); vertical-align:text-bottom; animation:ragCursor .7s step-end infinite; }

/* 스크롤 화살표 */
.page-rag .rag-scroll-arrow {
  position: absolute; bottom: 16px; left: 50%; transform: translateX(-50%);
  color: rgba(124,77,255,.7); font-size: 1.5rem; z-index: 3;
  animation: ragBounce 1.6s ease-in-out infinite;
}
@keyframes ragBounce { 0%,100%{transform:translateX(-50%) translateY(0)} 50%{transform:translateX(-50%) translateY(8px)} }

/* 서브 네비게이션 */
.page-rag .rag-breadcrumb {
  background: var(--rag-navy);
  padding: 8px 0;
  font-size: .82rem;
  color: rgba(224,247,250,.5);
  border-bottom: 1px solid rgba(124,77,255,.15);
}
.page-rag .rag-breadcrumb a { color: rgba(179,136,255,.8); text-decoration: none; }
.page-rag .rag-breadcrumb a:hover { color: var(--rag-violet-light); }

/* ============================================================
   섹션 2: RAG 기술 소개 (Before/After 자동 전환)
   ============================================================ */
.page-rag .rag-intro {
  padding: 80px 0;
  background: #fff;
  position: relative;
}
.page-rag .rag-intro::before {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(rgba(124,77,255,.025) 1px, transparent 1px);
  background-size: 22px 22px;
  pointer-events: none;
}
.page-rag .rag-tech-tags {
  display: flex; flex-wrap: wrap; gap: 8px; margin-top: 1.4rem;
}
.page-rag .rag-tech-tag {
  font-family: var(--rag-font-mono);
  font-size: .72rem;
  padding: 4px 12px;
  border-radius: 4px;
  background: rgba(124,77,255,.08);
  border: 1px solid rgba(124,77,255,.25);
  color: var(--rag-violet);
  transition: box-shadow .25s, background .25s;
}
.page-rag .rag-tech-tag:hover {
  background: rgba(124,77,255,.18);
  box-shadow: var(--rag-glow-sm);
}

/* 비교 패널 */
.page-rag .rag-compare-wrap {
  position: relative;
  margin-top: 2.5rem;
  min-height: 260px;
}
.page-rag .rag-compare-panel {
  background: var(--rag-navy);
  border-radius: 12px;
  padding: 1.2rem;
  font-family: var(--rag-font-mono);
  font-size: .8rem;
  color: rgba(224,247,250,.85);
  position: absolute; inset: 0;
  opacity: 0;
  transition: opacity .6s ease, transform .6s ease;
  transform: scale(.98);
}
.page-rag .rag-compare-panel.active {
  opacity: 1; transform: scale(1);
}
.page-rag .rag-compare-panel.before {
  border: 1.5px solid rgba(255,82,82,.4);
}
.page-rag .rag-compare-panel.after {
  border: 1.5px solid rgba(105,240,174,.4);
}
.page-rag .rag-cp-header {
  font-weight: 600; font-size: .78rem; padding-bottom: .6rem;
  border-bottom: 1px solid rgba(255,255,255,.08); margin-bottom: .8rem;
  display: flex; align-items: center; gap: 8px;
}
.page-rag .rag-cp-header.red  { color: var(--rag-red); }
.page-rag .rag-cp-header.green{ color: var(--rag-green); }
.page-rag .rag-cp-row {
  display: flex; align-items: flex-start; gap: 8px;
  margin-bottom: .5rem; line-height: 1.5;
}
.page-rag .rag-cp-icon { flex-shrink: 0; }
.page-rag .rag-cp-warn { color: var(--rag-red); margin-top: .5rem; font-size: .75rem; }
.page-rag .rag-cp-answer { color: var(--rag-green); }
.page-rag .rag-cp-source { color: var(--rag-violet-light); margin-top: .4rem; }
.page-rag .rag-cp-trust  { color: var(--rag-cyan-bright); font-size: .75rem; margin-top: .3rem; }
.page-rag .rag-compare-labels {
  display: flex; gap: 12px; margin-top: 1rem;
}
.page-rag .rag-cmp-lbl {
  font-size: .78rem; padding: 4px 12px; border-radius: 20px; font-weight: 600;
}
.page-rag .rag-cmp-lbl.before { background: rgba(255,82,82,.12); color: var(--rag-red); }
.page-rag .rag-cmp-lbl.after  { background: rgba(105,240,174,.12); color: var(--rag-green); }

/* ============================================================
   섹션 3: RAG 파이프라인 (지그재그 + SVG 라인 + 파티클)
   ============================================================ */
.page-rag .rag-pipeline {
  padding: 80px 0;
  background: var(--rag-navy);
  position: relative;
  overflow: hidden;
}
.page-rag .rag-pipeline-inner {
  position: relative;
  max-width: 760px;
  margin: 0 auto;
}
/* 중앙 SVG 라인 */
.page-rag .rag-pipeline-svg {
  position: absolute;
  left: 50%; top: 0;
  transform: translateX(-50%);
  width: 4px;
  height: 100%;
  pointer-events: none;
  overflow: visible;
}
.page-rag .rag-pl-line {
  stroke: rgba(124,77,255,.3);
  stroke-width: 3;
  fill: none;
  stroke-dasharray: 2000;
  stroke-dashoffset: 2000;
  transition: stroke-dashoffset 0s linear;
  filter: drop-shadow(0 0 6px rgba(124,77,255,.5));
}
.page-rag .rag-pl-line.drawing {
  transition: stroke-dashoffset 2.5s cubic-bezier(.22,1,.36,1);
  stroke-dashoffset: 0;
}

/* 파이프라인 스텝 */
.page-rag .rag-pl-step {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 48px;
  position: relative;
  opacity: 0; transform: translateX(-40px);
  transition: opacity .6s ease, transform .6s ease, filter .5s ease;
  filter: blur(3px);
}
.page-rag .rag-pl-step.right {
  flex-direction: row-reverse;
  transform: translateX(40px);
}
.page-rag .rag-pl-step.visible {
  opacity: 1; transform: translateX(0); filter: blur(0);
}
.page-rag .rag-pl-node {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: rgba(124,77,255,.15);
  border: 2px solid var(--rag-violet);
  display: flex; align-items: center; justify-content: center;
  color: var(--rag-violet-light);
  font-size: 1.1rem;
  flex-shrink: 0;
  position: relative;
  box-shadow: var(--rag-glow-sm);
  transition: box-shadow .3s, background .3s;
}
.page-rag .rag-pl-node.pulse {
  animation: ragNodePulse 2s ease-in-out infinite;
}
@keyframes ragNodePulse {
  0%,100%{box-shadow:0 0 8px rgba(124,77,255,.4)}
  50%{box-shadow:0 0 22px rgba(124,77,255,.8), 0 0 40px rgba(124,77,255,.25)}
}
.page-rag .rag-pl-card {
  flex: 1;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(124,77,255,.2);
  border-radius: 10px;
  padding: 16px 20px;
  cursor: pointer;
  transition: border-color .25s, box-shadow .25s;
}
.page-rag .rag-pl-card:hover,
.page-rag .rag-pl-card.open {
  border-color: rgba(124,77,255,.6);
  box-shadow: var(--rag-glow-sm);
}
.page-rag .rag-pl-card-header {
  display: flex; align-items: center; justify-content: space-between;
}
.page-rag .rag-pl-step-num {
  font-family: var(--rag-font-mono);
  font-size: .7rem;
  color: var(--rag-violet);
  font-weight: 600;
  margin-bottom: 2px;
}
.page-rag .rag-pl-card-title {
  font-size: 1rem; font-weight: 700;
  color: var(--rag-white);
}
.page-rag .rag-pl-card-summary {
  font-size: .83rem; color: rgba(224,247,250,.6);
  margin-top: 3px;
}
.page-rag .rag-pl-badge {
  font-family: var(--rag-font-mono);
  font-size: .65rem;
  padding: 2px 8px;
  border-radius: 3px;
  background: rgba(124,77,255,.12);
  color: var(--rag-violet-light);
  white-space: nowrap;
}
.page-rag .rag-pl-expand {
  max-height: 0; overflow: hidden;
  transition: max-height .4s ease, padding .4s ease;
}
.page-rag .rag-pl-card.open .rag-pl-expand {
  max-height: 300px;
  padding-top: 10px;
}
.page-rag .rag-pl-expand-body {
  font-size: .82rem;
  color: rgba(224,247,250,.7);
  line-height: 1.65;
  border-top: 1px solid rgba(124,77,255,.15);
  padding-top: 10px;
  margin-top: 4px;
}
.page-rag .rag-pl-tech {
  margin-top: 8px;
  font-family: var(--rag-font-mono);
  font-size: .72rem;
  color: var(--rag-violet-light);
  background: rgba(124,77,255,.08);
  padding: 6px 10px;
  border-radius: 6px;
}
.page-rag .rag-pl-tags {
  display: flex; flex-wrap: wrap; gap: 5px; margin-top: 8px;
}
.page-rag .rag-pl-tag {
  font-family: var(--rag-font-mono);
  font-size: .65rem; padding: 2px 8px;
  border-radius: 3px;
  background: rgba(128,222,234,.1);
  color: var(--rag-cyan-bright);
}
/* 파티클 캔버스 */
.page-rag #ragPipeCanvas {
  position: absolute;
  left: 50%; top: 0;
  transform: translateX(-50%);
  width: 4px; height: 100%;
  pointer-events: none;
  z-index: 5;
}

/* ============================================================
   섹션 4: 검색 시연 UI (3탭)
   ============================================================ */
.page-rag .rag-demo {
  padding: 80px 0;
  background: #fff;
  position: relative;
}
.page-rag .rag-demo::before {
  content: '';
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(124,77,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124,77,255,.03) 1px, transparent 1px);
  background-size: 30px 30px;
  pointer-events: none;
}
.page-rag .rag-demo-tabs {
  display: flex; gap: 6px;
  background: rgba(124,77,255,.06);
  padding: 5px;
  border-radius: 10px;
  margin-bottom: 1.8rem;
  width: fit-content;
  margin-left: auto; margin-right: auto;
}
.page-rag .rag-demo-tab {
  padding: 8px 20px;
  border: none; background: transparent;
  border-radius: 7px;
  font-size: .82rem; font-weight: 600;
  color: #667;
  cursor: pointer;
  transition: background .25s, color .25s, box-shadow .25s;
}
.page-rag .rag-demo-tab.active {
  background: var(--rag-violet);
  color: #fff;
  box-shadow: var(--rag-glow-sm);
}

/* 검색 UI 프레임 */
.page-rag .rag-demo-frame {
  background: var(--rag-navy);
  border-radius: 16px;
  border: 1px solid rgba(124,77,255,.3);
  padding: 24px;
  max-width: 860px;
  margin: 0 auto;
  box-shadow: 0 8px 40px rgba(10,15,40,.5);
}
.page-rag .rag-demo-searchrow {
  display: flex; gap: 8px; align-items: center;
}
.page-rag .rag-demo-input {
  flex: 1;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(124,77,255,.4);
  border-radius: 8px;
  padding: 10px 14px;
  font-family: var(--rag-font-mono);
  font-size: .85rem;
  color: var(--rag-cyan);
  display: flex; align-items: center; gap: 8px;
}
.page-rag .rag-demo-input i { color: var(--rag-violet-light); }
.page-rag .rag-demo-query-text { flex: 1; min-height: 1.3em; }
.page-rag .rag-demo-btn {
  padding: 10px 20px;
  background: var(--rag-violet);
  color: #fff;
  border: none; border-radius: 8px;
  font-size: .82rem; font-weight: 600;
  cursor: pointer;
  transition: box-shadow .25s, transform .2s;
  white-space: nowrap;
}
.page-rag .rag-demo-btn:hover {
  box-shadow: var(--rag-glow);
  transform: translateY(-1px);
}
.page-rag .rag-demo-btn.glow { box-shadow: var(--rag-glow); }

/* 분석 패널 */
.page-rag .rag-demo-analysis {
  margin-top: 14px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(124,77,255,.2);
  border-radius: 8px;
  padding: 14px 16px;
  font-family: var(--rag-font-mono);
  font-size: .78rem;
  color: rgba(224,247,250,.75);
  display: none;
}
.page-rag .rag-demo-analysis.show { display: block; }
.page-rag .rag-analysis-row {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 6px;
  opacity: 0; transform: translateX(-8px);
  transition: opacity .3s ease, transform .3s ease;
}
.page-rag .rag-analysis-row.show { opacity: 1; transform: translateX(0); }
.page-rag .rag-prog-bar {
  flex: 1; height: 6px;
  background: rgba(255,255,255,.08); border-radius: 3px; overflow: hidden;
}
.page-rag .rag-prog-fill {
  height: 100%; width: 0;
  background: linear-gradient(90deg, var(--rag-violet), var(--rag-cyan-bright));
  border-radius: 3px;
  transition: width 1.5s cubic-bezier(.22,1,.36,1);
}
.page-rag .rag-prog-pct { font-size: .72rem; color: var(--rag-violet-light); }

/* 답변 패널 */
.page-rag .rag-demo-answer {
  margin-top: 12px;
  background: rgba(124,77,255,.06);
  border: 1px solid rgba(124,77,255,.3);
  border-radius: 8px;
  padding: 16px;
  display: none;
}
.page-rag .rag-demo-answer.show { display: block; }
.page-rag .rag-answer-label {
  font-family: var(--rag-font-mono);
  font-size: .72rem;
  color: var(--rag-violet-light);
  font-weight: 600;
  margin-bottom: 8px;
}
.page-rag .rag-answer-text {
  font-size: .83rem;
  color: rgba(224,247,250,.9);
  line-height: 1.75;
  white-space: pre-wrap;
}

/* 출처 패널 */
.page-rag .rag-demo-sources {
  margin-top: 10px;
  background: rgba(105,240,174,.05);
  border: 1px solid rgba(105,240,174,.2);
  border-radius: 8px;
  padding: 12px 16px;
  display: none;
  transform: translateY(12px); opacity: 0;
  transition: transform .4s ease, opacity .4s ease;
}
.page-rag .rag-demo-sources.show { display: block; }
.page-rag .rag-demo-sources.anim { transform: translateY(0); opacity: 1; }
.page-rag .rag-source-label {
  font-family: var(--rag-font-mono);
  font-size: .7rem; color: var(--rag-green); margin-bottom: 6px;
}
.page-rag .rag-source-item {
  font-size: .78rem; color: rgba(224,247,250,.65);
  margin-bottom: 4px;
  font-family: var(--rag-font-mono);
}
.page-rag .rag-source-item strong { color: var(--rag-cyan-bright); }

/* 통계 행 */
.page-rag .rag-demo-stats {
  margin-top: 10px;
  display: flex; gap: 20px;
  font-family: var(--rag-font-mono);
  font-size: .78rem;
  color: rgba(224,247,250,.55);
  display: none;
}
.page-rag .rag-demo-stats.show { display: flex; }
.page-rag .rag-stat-val { color: var(--rag-violet-light); font-weight: 600; }

/* ============================================================
   섹션 5: 핵심 기능 3개 (펼침형 확장 카드)
   ============================================================ */
.page-rag .rag-features {
  padding: 80px 0;
  background: linear-gradient(180deg, #f0f4ff 0%, #e8eeff 100%);
}
.page-rag .rag-feat-card {
  background: #fff;
  border-radius: 14px;
  padding: 28px 24px;
  border: 1.5px solid rgba(124,77,255,.12);
  cursor: pointer;
  transition: transform .25s, box-shadow .25s, border-color .25s;
  height: 100%;
  overflow: hidden;
}
.page-rag .rag-feat-card:hover {
  transform: translateY(-4px) perspective(600px) rotateY(-2deg);
  box-shadow: 0 12px 40px rgba(124,77,255,.15);
  border-color: rgba(124,77,255,.45);
}
.page-rag .rag-feat-icon {
  width: 60px; height: 60px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(124,77,255,.15), rgba(179,136,255,.1));
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  color: var(--rag-violet);
  margin-bottom: 1rem;
  transition: box-shadow .3s;
}
.page-rag .rag-feat-card:hover .rag-feat-icon {
  box-shadow: var(--rag-glow);
}
.page-rag .rag-feat-title {
  font-size: 1.08rem; font-weight: 800;
  color: var(--rag-navy);
}
.page-rag .rag-feat-summary {
  font-size: .83rem; color: #7c4dff; font-weight: 600;
  margin: 4px 0 8px;
}
.page-rag .rag-feat-body {
  font-size: .85rem; color: #556; line-height: 1.65;
}
.page-rag .rag-feat-expand {
  max-height: 0; overflow: hidden;
  transition: max-height .45s ease;
}
.page-rag .rag-feat-card.open .rag-feat-expand {
  max-height: 400px;
}
.page-rag .rag-feat-detail {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid rgba(124,77,255,.12);
}
.page-rag .rag-feat-detail-title {
  font-family: var(--rag-font-mono);
  font-size: .72rem; color: var(--rag-violet);
  font-weight: 600; margin-bottom: 8px;
}
.page-rag .rag-feat-keywords {
  display: flex; flex-wrap: wrap; gap: 6px;
}
.page-rag .rag-feat-kw {
  font-family: var(--rag-font-mono);
  font-size: .68rem; padding: 3px 10px;
  border-radius: 4px;
  background: rgba(124,77,255,.08);
  border: 1px solid rgba(124,77,255,.2);
  color: var(--rag-violet);
}
.page-rag .rag-feat-mini {
  font-size: .78rem; color: #667; line-height: 1.6;
  background: rgba(124,77,255,.04);
  border-radius: 6px; padding: 8px 10px;
  margin-bottom: 8px;
  font-family: var(--rag-font-mono);
}
.page-rag .rag-feat-toggle {
  margin-top: 10px;
  font-family: var(--rag-font-mono);
  font-size: .72rem; color: var(--rag-violet-light);
  text-align: right;
}

/* ============================================================
   섹션 6: 기존 vs RAG 비교 (인터랙티브 토글)
   ============================================================ */
.page-rag .rag-compare-sec {
  padding: 80px 0;
  background: #fff;
}
.page-rag .rag-toggle-wrap {
  display: flex; align-items: center; justify-content: center;
  gap: 14px; margin-bottom: 2rem;
}
.page-rag .rag-toggle-label {
  font-size: .9rem; font-weight: 700;
}
.page-rag .rag-toggle-label.red  { color: var(--rag-red); }
.page-rag .rag-toggle-label.violet{ color: var(--rag-violet); }
.page-rag .rag-toggle-switch {
  width: 56px; height: 28px;
  background: var(--rag-red);
  border-radius: 14px;
  position: relative;
  cursor: pointer;
  transition: background .35s;
  border: none; outline: none;
  flex-shrink: 0;
}
.page-rag .rag-toggle-switch.on { background: var(--rag-violet); }
.page-rag .rag-toggle-knob {
  position: absolute;
  top: 3px; left: 3px;
  width: 22px; height: 22px;
  background: #fff; border-radius: 50%;
  transition: transform .35s cubic-bezier(.34,1.56,.64,1);
  box-shadow: 0 2px 6px rgba(0,0,0,.2);
}
.page-rag .rag-toggle-switch.on .rag-toggle-knob {
  transform: translateX(28px);
}

/* 비교 행 */
.page-rag .rag-cmp-table {
  max-width: 820px;
  margin: 0 auto;
  display: flex; flex-direction: column; gap: 10px;
}
.page-rag .rag-cmp-row {
  background: #f8f9ff;
  border-radius: 10px;
  padding: 14px 20px;
  display: flex; align-items: center; gap: 16px;
  border: 1px solid rgba(124,77,255,.08);
  transition: border-color .25s;
}
.page-rag .rag-cmp-cat {
  font-size: .82rem; font-weight: 700;
  color: #334;
  width: 130px; flex-shrink: 0;
}
.page-rag .rag-cmp-val {
  flex: 1;
  font-size: .83rem;
  display: flex; align-items: center; gap: 8px;
  position: relative; overflow: hidden;
}
.page-rag .rag-cmp-text {
  position: absolute; inset: 0;
  display: flex; align-items: center; gap: 8px;
  transition: transform .4s ease, opacity .4s ease;
}
.page-rag .rag-cmp-text.before-val {
  color: #996; transform: translateX(0); opacity: 1;
}
.page-rag .rag-cmp-text.after-val {
  color: var(--rag-violet); transform: translateX(100%); opacity: 0;
}
.page-rag.toggle-on .rag-cmp-text.before-val {
  transform: translateX(-100%); opacity: 0;
}
.page-rag.toggle-on .rag-cmp-text.after-val {
  transform: translateX(0); opacity: 1;
}
.page-rag .rag-cmp-icon {
  font-size: .85rem;
  flex-shrink: 0;
}
.page-rag .rag-cmp-icon.x  { color: var(--rag-red); }
.page-rag .rag-cmp-icon.ok { color: var(--rag-green); }
.page-rag .rag-cmp-val { min-height: 1.6em; }

/* ============================================================
   섹션 7: 지식 그래프 시각화
   ============================================================ */
.page-rag .rag-graph-sec {
  padding: 80px 0;
  background: var(--rag-navy);
  position: relative;
  overflow: hidden;
}
.page-rag .rag-graph-sec::before {
  content: '';
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(124,77,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124,77,255,.025) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}
.page-rag .rag-graph-search {
  display: flex; gap: 8px; align-items: center;
  max-width: 440px;
  margin: 1.5rem auto 0;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(124,77,255,.4);
  border-radius: 8px;
  padding: 10px 14px;
}
.page-rag .rag-graph-search i { color: var(--rag-violet-light); }
.page-rag .rag-graph-input {
  flex: 1;
  background: none; border: none; outline: none;
  font-family: var(--rag-font-mono);
  font-size: .82rem;
  color: var(--rag-cyan);
}
.page-rag .rag-graph-input::placeholder { color: rgba(224,247,250,.3); }
.page-rag #ragGraphCanvas {
  display: block;
  margin: 1.5rem auto 0;
  border-radius: 12px;
  max-width: 100%;
  background: rgba(124,77,255,.03);
  border: 1px solid rgba(124,77,255,.12);
}
.page-rag .rag-graph-desc {
  max-width: 660px;
  margin: 1.5rem auto 0;
  text-align: center;
  font-size: .85rem;
  color: rgba(224,247,250,.5);
  line-height: 1.7;
}

/* ============================================================
   섹션 8: 실시간 문서 인덱싱 데모
   ============================================================ */
.page-rag .rag-indexing {
  padding: 80px 0;
  background: #fff;
  position: relative;
}
.page-rag .rag-indexing::before {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(rgba(124,77,255,.025) 1px, transparent 1px);
  background-size: 18px 18px;
  pointer-events: none;
}
.page-rag .rag-idx-frame {
  background: var(--rag-navy);
  border-radius: 16px;
  border: 1px solid rgba(124,77,255,.25);
  padding: 28px;
  max-width: 900px;
  margin: 0 auto;
  box-shadow: 0 8px 40px rgba(10,15,40,.25);
}
.page-rag .rag-idx-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 1.5rem;
}
.page-rag .rag-idx-title {
  font-size: .9rem; font-weight: 700;
  color: rgba(224,247,250,.85);
  display: flex; align-items: center; gap: 8px;
}
.page-rag .rag-idx-start-btn {
  padding: 8px 20px;
  background: var(--rag-violet);
  color: #fff; border: none; border-radius: 8px;
  font-size: .8rem; font-weight: 600;
  cursor: pointer;
  transition: box-shadow .25s, transform .2s;
}
.page-rag .rag-idx-start-btn:hover {
  box-shadow: var(--rag-glow); transform: translateY(-1px);
}

/* 4단계 아이콘 */
.page-rag .rag-idx-stages {
  display: flex; align-items: center; gap: 0;
  margin-bottom: 1.5rem;
}
.page-rag .rag-idx-stage {
  flex: 1;
  display: flex; flex-direction: column; align-items: center;
  text-align: center;
}
.page-rag .rag-idx-stage-icon {
  width: 64px; height: 64px;
  border-radius: 14px;
  background: rgba(255,255,255,.04);
  border: 2px solid rgba(255,255,255,.08);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem;
  color: rgba(224,247,250,.3);
  margin-bottom: 8px;
  transition: background .4s, border-color .4s, color .4s, box-shadow .4s;
}
.page-rag .rag-idx-stage-icon.active {
  background: rgba(124,77,255,.2);
  border-color: var(--rag-violet);
  color: var(--rag-violet-light);
  box-shadow: var(--rag-glow);
  animation: ragIdxPulse .8s ease;
}
.page-rag .rag-idx-stage-icon.done {
  background: rgba(105,240,174,.1);
  border-color: var(--rag-green);
  color: var(--rag-green);
}
@keyframes ragIdxPulse {
  0%{transform:scale(1)} 50%{transform:scale(1.12)} 100%{transform:scale(1)}
}
.page-rag .rag-idx-stage-label {
  font-size: .72rem; color: rgba(224,247,250,.5);
  font-family: var(--rag-font-mono);
}
.page-rag .rag-idx-stage-label.active { color: var(--rag-violet-light); }
.page-rag .rag-idx-stage-label.done   { color: var(--rag-green); }
.page-rag .rag-idx-arrow {
  font-size: 1.2rem; color: rgba(124,77,255,.3);
  flex-shrink: 0; padding: 0 4px;
  transition: color .4s;
}
.page-rag .rag-idx-arrow.active { color: var(--rag-violet); }

/* 프로그레스 바 (벡터화 단계) */
.page-rag .rag-idx-prog {
  margin-bottom: 1rem;
  display: none;
}
.page-rag .rag-idx-prog.show { display: block; }
.page-rag .rag-idx-prog-bar {
  height: 8px; background: rgba(255,255,255,.06); border-radius: 4px; overflow: hidden;
}
.page-rag .rag-idx-prog-fill {
  height: 100%; width: 0;
  background: linear-gradient(90deg, var(--rag-violet), var(--rag-cyan-bright));
  border-radius: 4px;
  transition: width 1.8s cubic-bezier(.22,1,.36,1);
}
.page-rag .rag-idx-prog-text {
  font-family: var(--rag-font-mono);
  font-size: .72rem; color: var(--rag-violet-light);
  text-align: right; margin-top: 3px;
}

/* 처리 로그 */
.page-rag .rag-idx-log {
  background: rgba(0,0,0,.3);
  border-radius: 8px;
  padding: 14px;
  font-family: var(--rag-font-mono);
  font-size: .75rem;
  color: rgba(224,247,250,.6);
  min-height: 130px;
  max-height: 180px;
  overflow-y: auto;
}
.page-rag .rag-idx-log-line {
  display: flex; gap: 10px;
  margin-bottom: 4px;
  opacity: 0; transform: translateX(-6px);
  transition: opacity .3s ease, transform .3s ease;
}
.page-rag .rag-idx-log-line.show { opacity: 1; transform: translateX(0); }
.page-rag .rag-idx-log-ts { color: rgba(124,77,255,.6); flex-shrink: 0; }
.page-rag .rag-idx-log-msg.green { color: var(--rag-green); }
.page-rag .rag-idx-log-msg.violet { color: var(--rag-violet-light); }

/* 통계 */
.page-rag .rag-idx-stats {
  display: flex; flex-wrap: wrap; gap: 20px;
  margin-top: 1.2rem;
  padding-top: 1.2rem;
  border-top: 1px solid rgba(255,255,255,.06);
}
.page-rag .rag-idx-stat {
  display: flex; flex-direction: column; align-items: center;
}
.page-rag .rag-idx-stat-val {
  font-family: var(--rag-font-mono);
  font-size: 1.3rem; font-weight: 700;
  color: var(--rag-violet-light);
}
.page-rag .rag-idx-stat-lbl {
  font-size: .72rem; color: rgba(224,247,250,.45);
}

/* ============================================================
   섹션 9: 적용 분야 (탭)
   ============================================================ */
.page-rag .rag-usecases {
  padding: 80px 0;
  background: linear-gradient(180deg, #eef1ff 0%, #e8eeff 100%);
}
.page-rag .rag-uc-tabs {
  display: flex; gap: 4px;
  border-bottom: 2px solid rgba(124,77,255,.12);
  margin-bottom: 2rem;
  position: relative;
}
.page-rag .rag-uc-tab {
  padding: 12px 20px;
  border: none; background: transparent;
  font-size: .88rem; font-weight: 600;
  color: #778;
  cursor: pointer; position: relative;
  transition: color .25s;
}
.page-rag .rag-uc-tab.active { color: var(--rag-violet); }
.page-rag .rag-uc-indicator {
  position: absolute;
  bottom: -2px; left: 0;
  height: 3px; background: var(--rag-violet);
  border-radius: 2px 2px 0 0;
  transition: left .35s cubic-bezier(.34,1.56,.64,1), width .35s ease;
}
.page-rag .rag-uc-panel {
  display: none; animation: ragFadeIn .35s ease;
}
.page-rag .rag-uc-panel.active { display: block; }
@keyframes ragFadeIn { from{opacity:0;transform:translateX(12px)} to{opacity:1;transform:translateX(0)} }
.page-rag .rag-uc-icon {
  width: 64px; height: 64px;
  border-radius: 16px;
  background: rgba(124,77,255,.1);
  border: 2px solid rgba(124,77,255,.25);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem; color: var(--rag-violet);
  margin-bottom: 1rem;
}
.page-rag .rag-uc-intro { font-size: .88rem; color: #556; line-height: 1.7; margin-bottom: 1.2rem; }
.page-rag .rag-uc-list { list-style: none; padding: 0; margin: 0; }
.page-rag .rag-uc-list li {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: .85rem; color: #334; margin-bottom: .6rem;
  opacity: 0; transform: translateX(-10px);
  transition: opacity .35s ease, transform .35s ease;
}
.page-rag .rag-uc-list li.show { opacity: 1; transform: translateX(0); }
.page-rag .rag-uc-list li::before {
  content: '✓';
  color: var(--rag-violet);
  font-weight: 700; flex-shrink: 0;
}
.page-rag .rag-uc-badges { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 1rem; }
.page-rag .rag-uc-badge {
  font-size: .72rem; padding: 3px 10px;
  border-radius: 20px;
  background: rgba(124,77,255,.1);
  color: var(--rag-violet);
  border: 1px solid rgba(124,77,255,.25);
}
.page-rag .rag-uc-effect {
  margin-top: 1.2rem;
  padding: 12px 16px;
  background: rgba(124,77,255,.06);
  border-left: 3px solid var(--rag-violet);
  border-radius: 0 8px 8px 0;
  font-size: .83rem; color: #445; font-style: italic;
}

/* ============================================================
   섹션 10: 기대 효과 (다크 카운터)
   ============================================================ */
.page-rag .rag-counters {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--rag-navy), var(--rag-purple));
  position: relative;
  overflow: hidden;
}
.page-rag .rag-counters::before {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(rgba(124,77,255,.06) 1.5px, transparent 1.5px);
  background-size: 28px 28px;
  pointer-events: none;
}
.page-rag .rag-cnt-card {
  text-align: center;
  padding: 32px 16px;
  opacity: 0; transform: scale(.7); filter: blur(6px);
  transition: opacity .6s ease, transform .6s cubic-bezier(.34,1.56,.64,1), filter .6s ease;
}
.page-rag .rag-cnt-card.visible {
  opacity: 1; transform: scale(1); filter: blur(0);
}
.page-rag .rag-cnt-icon {
  font-size: 2.2rem; color: var(--rag-violet-light);
  margin-bottom: .7rem;
  animation: ragCntIconPulse 3s ease-in-out infinite;
}
@keyframes ragCntIconPulse {
  0%,100%{text-shadow:0 0 8px rgba(124,77,255,.4)}
  50%{text-shadow:0 0 28px rgba(124,77,255,.9),0 0 50px rgba(124,77,255,.3)}
}
.page-rag .rag-cnt-num {
  font-family: var(--rag-font-orbit);
  font-size: clamp(3rem,7vw,4.5rem);
  font-weight: 900;
  color: var(--rag-violet-light);
  line-height: 1;
  text-shadow: 0 0 30px rgba(124,77,255,.7), 0 0 60px rgba(124,77,255,.3);
}
.page-rag .rag-cnt-suffix {
  font-family: var(--rag-font-orbit);
  font-size: 1.6rem;
  color: var(--rag-violet);
}
.page-rag .rag-cnt-label {
  font-size: 1rem; font-weight: 700;
  color: var(--rag-white);
  margin: .5rem 0 .3rem;
}
.page-rag .rag-cnt-desc {
  font-size: .8rem;
  color: rgba(224,247,250,.5);
  line-height: 1.6;
  max-width: 220px; margin: 0 auto;
}
.page-rag .rag-cnt-detail {
  margin-top: .6rem;
  font-family: var(--rag-font-mono);
  font-size: .72rem;
  color: var(--rag-violet-light);
  background: rgba(124,77,255,.1);
  display: inline-block;
  padding: 3px 10px;
  border-radius: 4px;
}

/* ============================================================
   섹션 11: 관련 솔루션
   ============================================================ */
.page-rag .rag-related {
  padding: 80px 0;
  background: linear-gradient(180deg, #eef1ff 0%, #f4f6ff 100%);
}
.page-rag .rag-rel-card {
  background: #fff;
  border-radius: 14px;
  padding: 28px 24px;
  border: 1.5px solid rgba(124,77,255,.1);
  transition: transform .25s, box-shadow .25s, border-color .25s;
  position: relative; overflow: hidden;
  height: 100%;
}
.page-rag .rag-rel-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--rag-violet), var(--rag-cyan-bright));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .35s ease;
}
.page-rag .rag-rel-card:hover::before { transform: scaleX(1); }
.page-rag .rag-rel-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 14px 40px rgba(124,77,255,.12);
  border-color: rgba(124,77,255,.35);
}
.page-rag .rag-rel-icon {
  width: 50px; height: 50px;
  border-radius: 12px;
  background: rgba(124,77,255,.08);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem; color: var(--rag-violet);
  margin-bottom: 1rem;
}
.page-rag .rag-rel-title {
  font-size: 1.05rem; font-weight: 800; color: var(--rag-navy);
}
.page-rag .rag-rel-desc {
  font-size: .83rem; color: #667; line-height: 1.65;
  margin: .6rem 0;
}
.page-rag .rag-rel-tag {
  display: inline-block;
  font-family: var(--rag-font-mono);
  font-size: .68rem; padding: 2px 8px;
  border-radius: 4px;
  background: rgba(124,77,255,.08);
  color: var(--rag-violet);
  border: 1px solid rgba(124,77,255,.2);
}
.page-rag .rag-rel-synergy {
  margin-top: .8rem;
  font-size: .78rem; color: #445;
  font-style: italic;
  padding: 6px 10px;
  background: rgba(124,77,255,.04);
  border-radius: 6px;
}
.page-rag .rag-rel-link {
  display: flex; align-items: center; gap: 6px;
  font-size: .82rem; font-weight: 600; color: var(--rag-violet);
  text-decoration: none;
  margin-top: 1rem;
  transition: gap .25s;
}
.page-rag .rag-rel-card:hover .rag-rel-link { gap: 10px; }

/* ============================================================
   섹션 12: CTA
   ============================================================ */
.page-rag .rag-cta {
  position: relative;
  min-height: 360px;
  display: flex; align-items: center;
  background: linear-gradient(135deg, var(--rag-navy), var(--rag-purple));
  overflow: hidden;
  text-align: center;
}
.page-rag #ragCtaCanvas {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  opacity: .5;
}
.page-rag .rag-cta-content {
  position: relative; z-index: 2;
  width: 100%; padding: 60px 20px;
}
.page-rag .rag-cta-title {
  font-size: clamp(1.6rem,4vw,2.6rem);
  font-weight: 900;
  color: #fff;
  text-shadow: 0 2px 24px rgba(124,77,255,.4);
}
.page-rag .rag-cta-body {
  color: rgba(224,247,250,.75);
  font-size: 1rem;
  margin: .8rem 0 .5rem;
}
.page-rag .rag-cta-highlights {
  font-family: var(--rag-font-mono);
  font-size: .8rem;
  color: var(--rag-violet-light);
  margin-bottom: 1.5rem;
}
.page-rag .rag-cta-searchbar {
  display: flex; align-items: center;
  max-width: 520px; margin: 0 auto 1.5rem;
  background: rgba(10,15,40,.65);
  border: 1px solid rgba(124,77,255,.5);
  border-radius: 10px;
  padding: 12px 16px;
  box-shadow: var(--rag-glow);
}
.page-rag .rag-cta-searchbar i { color: var(--rag-violet-light); margin-right: 10px; }
.page-rag .rag-cta-query {
  font-family: var(--rag-font-mono);
  font-size: .82rem;
  color: var(--rag-cyan);
  flex: 1; text-align: left;
  min-height: 1.3em;
}
.page-rag .rag-cta-query .rag-cursor { display:inline-block;width:2px;height:1em;background:var(--rag-violet);vertical-align:text-bottom;animation:ragCursor .7s step-end infinite; }
.page-rag .rag-cta-btn {
  display: inline-block;
  padding: 16px 40px;
  background: var(--rag-violet);
  color: #fff;
  border: none; border-radius: 10px;
  font-size: 1rem; font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  animation: ragBtnPulse 2.8s ease-in-out infinite;
  transition: box-shadow .25s, transform .2s;
}
.page-rag .rag-cta-btn:hover {
  box-shadow: var(--rag-glow); transform: translateY(-2px); color:#fff;
}
@keyframes ragBtnPulse {
  0%,100%{box-shadow:0 0 0 0 rgba(124,77,255,.4)}
  50%{box-shadow:0 0 0 12px rgba(124,77,255,0)}
}
.page-rag .rag-cta-phone {
  display: block; margin-top: .8rem;
  font-size: .85rem; color: rgba(224,247,250,.5);
}

/* ============================================================
   반응형
   ============================================================ */
@media (max-width: 767px) {
  .page-rag .rag-hero { min-height: 420px; max-height: none; }
  .page-rag .rag-pl-step,
  .page-rag .rag-pl-step.right {
    flex-direction: column;
    transform: translateY(20px);
  }
  .page-rag .rag-pl-step.visible { transform: translateY(0); }
  .page-rag .rag-pipeline-svg,
  .page-rag #ragPipeCanvas { display: none; }
  .page-rag .rag-cnt-num { font-size: 3rem; }
  .page-rag .rag-cmp-cat { width: 90px; }
  .page-rag .rag-idx-stages { gap: 0; }
  .page-rag .rag-idx-stage-icon { width: 48px; height: 48px; font-size: 1.2rem; }
}