/* ============================================
   [AI기초] 만능 N잡러로 가는 AI 첫걸음
   상세페이지 전용 스타일 (sub-style.css)

   README 정책 준수:
   - 클래스명: 하이픈 1개, 언더바 금지
   - CSS 변수 사용 (HEX 하드코딩 최소화)
   - 섹션 구조: section > container > text-container + content-container
============================================ */

/* ========== CSS Variables ========== */
:root {
  --primary: #007DF2;
  --primary-glow: rgba(59, 130, 246, .35);
  --bg: #0b0b12;
  --text: #f2f2ff;
  --muted: rgba(242, 242, 255, .72);
  --muted2: rgba(242, 242, 255, .55);
  --line: rgba(255, 255, 255, .12);
  --card: rgba(255, 255, 255, .03);
  --radius: 16px;
  --glow-purple: rgba(67, 36, 181, .35);
}

/* ========== Reset & Base ========== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(900px 520px at 20% 0%, var(--glow-purple), transparent 60%),
    radial-gradient(700px 420px at 80% 10%, rgba(67, 36, 181, .16), transparent 60%),
    var(--bg);
  color: var(--text);
  line-height: 1.75;
}

a {
  color: inherit;
  text-decoration: none;
}

b {
  color: #fff;
}

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

/* ========== Accessibility ========== */
.skip {
  position: absolute;
  left: -9999px;
}

.skip:focus {
  left: 16px;
  top: 16px;
  padding: 10px 12px;
  background: #fff;
  color: #000;
  border-radius: 12px;
  z-index: 9999;
}

/* ========== Layout ========== */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 20px;
}

section {
  padding: 80px 0;
}

.section-tint {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, .02);
}

.text-container {
  margin-bottom: 24px;
}

.content-container {
  margin-top: 0;
}
.section-tint .card-black {
    /*background-image: url(../images/background-04.png);
    height:380px;*/
}

/* ========== Typography ========== */
h1, h2, h3, h4, h5, h6 {
  margin: 0;
  font-weight: 600;
  line-height: 1.3;
}

.title {
  margin-bottom: 16px;
}

.desc {
  font-size: 1.0625rem;
  line-height: 1.8;
  margin: 0;
}
.card-black{
    border-color: rgb(223 223 223 / 76%);
    background: rgb(87 87 87 / 18%);
    background-position: center bottom;
    background-size: 100%;
    background-repeat: no-repeat;
    border-radius: var(--radius);
    padding:20px;
}
/* ========== Header ========== */

/* ========== Buttons ========== */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 24px;
  border-radius: 8px;
  border: 1px solid rgba(59, 130, 246, .25);
  background: var(--primary);
  color: #fff;
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  z-index: 0;
  isolation: isolate;
  transition: transform .18s ease, border-color .25s ease, box-shadow .25s ease;
  overflow: visible;
}

.btn::after {
  content: "";
  position: absolute;
  inset: -8px;
  z-index: -1;
  border-radius: inherit;
  background:
    linear-gradient(90deg, rgba(59, 130, 246, .18), rgba(59, 130, 246, .28), rgba(59, 130, 246, .18)),
    radial-gradient(120% 140% at 50% 55%, var(--primary-glow) 0%, rgba(59, 130, 246, .08) 55%, transparent 75%);
  opacity: 0;
  transform: scale(.94);
  filter: blur(14px);
  transition: opacity .22s ease, transform .35s ease, filter .35s ease;
  pointer-events: none;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(59, 130, 246, .55);
}

.btn:hover::after,
.btn:focus-visible::after {
  opacity: 1;
  transform: scale(1);
  filter: blur(18px);
}

.btn:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

.btn-primary {
  background: var(--primary);
}

.btn-ghost {
  background: rgba(0, 0, 0, .6);
  border-color: var(--line);
}

.btn-ghost::after {
  background: none;
}

.btn-full {
  width: 100%;
}

/* ========== Tag ========== */
.tag {
  display: inline-block;
  margin-bottom: 12px;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--glow-purple);
  color: var(--primary);
  font-size: 1rem;
  font-weight: bold;
}
.tag01 {
  display: inline-block;
  margin-bottom: 12px;
  padding: 10px 14px;
  border-radius: 999px;
  background: var(--primary);
  color: var(--primary_text);
  font-size: 1rem;
  font-weight: 500;
  line-height: 1;
}

/* ========== Overview (과정 요약) ========== */
.section-overview {
  padding: 60px 0;
  border-top: 1px solid var(--line);
  background: rgba(255, 255, 255, .02);
}

.overview-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr 280px;
  gap: 24px;
  align-items: stretch;
}

.overview-visual {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--card);
}

.overview-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.overview-info {
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: var(--radius);
  padding: 24px;
}

.overview-course {
  margin: 0 0 20px;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text);
}

.overview-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.overview-row {
  display: flex;
  align-items: center;
  gap: 16px;
}

.overview-label {
  flex-shrink: 0;
  width: 80px;
  color: var(--muted);
  font-size: 0.9375rem;
}

.overview-value {
  font-size: 1rem;
  color: var(--text);
}

.overview-apply {
  display: flex;
  flex-direction: column;
}

.apply-card {
  flex: 1;
  border: 1px solid var(--glow-purple);
  background: rgba(67, 36, 181, .08);
  border-radius: var(--radius);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 16px;
}

.apply-badge {
  display: inline-block;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid rgba(90, 255, 207, .35);
  background: rgba(0, 0, 0, .3);
  color: rgba(140, 255, 225, .95);
  font-size: 0.875rem;
  font-weight: 500;
}

.apply-price {
  margin: 0;
  font-size: 1.125rem;
  color: var(--muted);
}

.apply-price strong {
  display: block;
  margin-top: 4px;
  font-size: 2rem;
  font-weight: 700;
  color: #fff;
}

.apply-note {
  margin: 8px 0 0;
  font-size: 0.8125rem;
  color: var(--muted2);
}

/* ========== Hero ========== */
.section-hero {
  padding: 100px 0 80px;
  background:
    radial-gradient(800px 400px at 30% 20%, var(--glow-purple), transparent 60%),
    radial-gradient(600px 300px at 70% 60%, rgba(59, 130, 246, .12), transparent 60%);
}

.section-hero h2 {
  font-size: 3rem;
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 20px;
}

.section-hero .desc {
  font-size: 1.125rem;
  margin-bottom: 0;
}

.section-hero .cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.section-hero .kicker {
  display: inline-block;
  margin: 0 0 20px;
  padding: 7px 16px;
  border-radius: 999px;
  border: 1px solid #e6f3ff93;
  background: rgba(67, 36, 181, .14);
  color: #e6f3ff93;
  font-size: 0.9375rem;
}

/*****************section-course*****************/
.section-course {
    background-color: #fff;
}
.section-course .section-body {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 20px;
}
.course-left img {
    max-width: 480px;
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}
.section-course .section-head {
    text-align: center;
    margin-bottom: 20px;
    padding-left: 20px;
    text-align: left;
}
.section-course .section-head h2 {
    text-align: left;
    font-size: 2rem;
    font-weight: bold;
    color: #111;
    margin-bottom: 10px;
}
.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 0;
}
.tag.blue {
    background: #007aff;
}
.tag.navy {
    background: #2a2e99;
}
.tags span {
    display: inline-block;
}
.section-course .tag {
    display: inline-block;
    padding: 4px 14px;
    border-radius: 5px;
    color: #fff;
    font-weight: 600;
    font-size: 0.9rem;
    border:0;
}
.section-course .info-list {
    padding:0;
}
/* course-right 내부: 텍스트(수강기간) + 가격카드 레이아웃 */
.section-course .course-meta{
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding-left: 20px;
}

.section-course .course-text{
  flex: 1 1 auto;
  min-width: 0;
}

.section-course .price-card{
  flex: 0 0 340px; /* 카드 폭 원하는 값으로 */
  max-width: 100%;
}

.info-list li {
    display: flex;
    align-items: center;
    margin-bottom: 8px;
    font-size: 1rem;
    color: #333;
    line-height: 35px;
}
.info-list li span {
    width: 100px;
    color: #555;
    text-align: left;
}
.info-list li strong {
    color: #111;
}
.level-bar {
    display: flex;
    align-items: center;
    gap: 5px;
}
.level-bar .fill {
    background: #2a2e99;
}
.level-bar .fill, .level-bar .empty {
    width: 28px;
    height: 4px;
    border-radius: 2px;
}
.info-list li span {
    width: 100px;
    color: #555;
    text-align: left;
}
.level-bar .empty {
    background: #ddd;
}
.level-bar .fill, .level-bar .empty {
    width: 28px;
    height: 4px;
    border-radius: 2px;
}
.price-card {
    border: 1px solid #eee;
    border-radius: 12px;
    padding: 20px 20px;
    max-width: 330px;
    width: 100%;
    text-align: center;
    background: #fff;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
    margin-left: 20px;
}
.price-card .small {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 4px;
    text-align: left;
    padding-left: 10px;
}
.price-card .price {
    font-size: 1.8rem;
    font-weight: 800;
    color: #111;
    margin-bottom: 12px;
    text-align: left;
    padding-left: 10px;
}
.price-card .price span {
    font-size: 1rem;
    color: #aaa;
    text-decoration: line-through;
    margin-left: 8px;
}
.btn-apply {
    display: block;
    width: 100%;
    background: #22cc71;
    color: #fff;
    font-weight: 700;
    padding: 14px 0;
    border-radius: 8px;
    text-decoration: none;
    text-align: center;
}

/* ========== Support ========== */
.support-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.support-card {
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
  transition: border-color .2s, transform .2s;
}

.support-card:hover {
  border-color: var(--glow-purple);
  transform: translateY(-2px);
}

.support-label {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 0.875rem;
}

.support-value {
  margin: 0;
  font-size: 1.5rem;
  font-weight: 600;
}

/* ========== Pain ========== */
.pain-grid {
  gap: 16px;
}
.section-pain .pain-card {
  display: flex;
  justify-content: space-between;
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: var(--radius);
  transition: border-color .2s, background .2s;
  margin-bottom: 20px;
  align-items: center;
  padding-left: 20px;
}
.section-pain .pain-icon{
  width: 90px;             
  height: 90px;
  padding: 14px;         
  border-radius: 16px;

  display: flex;
  align-items: center;
  justify-content: center;
}

.section-pain .pain-icon img{
  width: 100%;
  height: 100%;
  object-fit: contain;      /* 아이콘이 찌그러지지 않게 */
  display: block;
}

.pain-card {
  
}

.pain-card:hover {
  border-color: rgba(255, 100, 100, .4);
  background: rgba(255, 100, 100, .05);
}

.pain-text {
  margin: 0;
  font-size: 1.2rem;
  line-height: 1.8;
  text-align: center;
}

/* ========== Difference / Compare ========== */
.compare {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.compare-item {
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: var(--radius);
  padding: 28px;
}

.compare-good {
  border-color: var(--glow-purple);
  background: rgba(67, 36, 181, .08);
}

.compare-tag {
  display: inline-block;
  margin: 0 0 16px;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 1.3rem;
  line-height: 1.5;
}

.compare-good .compare-tag {
  border-color: var(--glow-purple);
  background: rgba(67, 36, 181, .18);
  color: #e6e3ff;
}

.compare-list {
  margin: 0;
  padding: 0 0 0 20px;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.4;
}

.compare-list li {
    margin-bottom: 10px;
}

.compare-good .compare-list {
  color: var(--text);
}

.callout {
  margin-top: 24px;
  padding: 18px 20px;
  border-radius: var(--radius);
  color: #eae7ff;
  font-size: 1.0625rem;
  text-align: center;
}

/* ========== Usecase ========== */
.usecase-grid {
  display: flex;
  gap: 16px;
  overflow: hidden;
  padding:10px 0;
}

.section-usecase .usecase-card .wrapper{
  text-align: left;
}
.section-usecase .usecase-card .wrapper *{
  text-align: left;
}

.section-usecase .usecase-card {
  display: flex;
  background: var(--card);
  border-radius: var(--radius);
  padding: 20px;
  text-align: left;
  justify-content: flex-start;
  transition: border-color .2s, transform .2s;
  min-width: 270px;
  border: 1px solid rgb(170 204 255);
}

.section-usecase .icon {
    background-color: var(--primary);
    width: 50px;
    height: 50px;
    text-align: center;
    border-radius: 8px;
    margin-right: 10px;
    line-height: 1;
    display: grid;
    place-items: center
}

.section-usecase .icon img {
    height: 30px;
    margin:0 auto;
}

.section-usecase h3 {
    margin-bottom:0;
}

.usecase-card:hover {
  transform: translateY(-2px);
}

.usecase-role {
  margin: 0 0 8px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--primary);
}

.section-usecase {
    background-color: #f6f9ff;
}

.section-usecase .usecase-role {
    text-align: left;
}

.section-usecase .usecase-desc {
    text-align: left;
}

.section-usecase .desc {
    color:var(--secondary);
}

.section-usecase .title {
    color:var(--secondary);
}

.usecase-desc {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--secondary);
}
.section-usecase .usecase-grid{
  display: flex;                /* grid → flex 트랙 */
  flex-wrap: nowrap;
  gap: 16px;
  overflow: hidden;             /* 바깥으로 안 보이게 */
  will-change: transform;
}

.section-usecase .usecase-card{
  flex: 0 0 auto;               /* 줄바꿈 방지 */
}

/* usecase marquee wrapper(클리핑) */
#section-usecase .content-container{
  overflow: hidden;
}

/* 트랙 */
#section-usecase .usecase-grid{
  display: flex;
  flex-wrap: nowrap;
  gap: 24px;              /* 원하는 간격 */
  width: max-content;
  will-change: transform;
}

#section-usecase .usecase-card{
  flex: 0 0 auto;
}
/* ===== Usecase Marquee (seamless) ===== */
#section-usecase .content-container{
  overflow: hidden;
}

/* 트랙 자체 */
#section-usecase .usecase-grid{
  display: flex !important;
  flex-wrap: nowrap;
  gap: 24px;
  width: max-content;
  will-change: transform;

  /* 혹시 기존에 가운데 정렬이 걸려있으면 끊김/빈공간 원인 */
  justify-content: flex-start !important;

  /* JS가 변수로 넣어줌 */
  --shift: 0px;
  --dur: 20s;
  animation: usecaseMarqueeRight var(--dur) linear infinite;
}

/* 오른쪽(왼→오) */
@keyframes usecaseMarqueeRight{
  from { transform: translateX(calc(-1 * var(--shift))); }
  to   { transform: translateX(0px); }
}

/* 왼쪽(오→왼) 필요하면 */
@keyframes usecaseMarqueeLeft{
  from { transform: translateX(0px); }
  to   { transform: translateX(calc(-1 * var(--shift))); }
}



/* ========== Tools ========== */
.tools-grid {
  display: flex;
  gap: 12px;
}

.tools-row {
  align-items: center;
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: 12px;
  padding: 16px 20px;
}
.section-tint .tools-purpose {
    display: block;
    text-align: center;
    font-size: 1.2rem;
    font-weight: 600;
}
.section-tint .tools-name {
    text-align: center;
    display: block;
}

.tools-purpose {
  font-size: 1rem;
  font-weight: 500;
}

.tools-name {
  font-size: 0.9375rem;
  color: var(--muted);
}

.tools-note {
  margin: 20px 0 0;
  font-size: 0.9375rem;
  color: var(--muted);
  text-align: center;
}

.section-curriculum .acc-btn {
  width: 100%;
  border: 0;
  background: transparent;
  color: #fff;
  padding: 20px;
  display: grid;
  grid-template-columns: 1fr 44px;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  cursor: pointer;
  text-align: left;
  transition: background .15s;
}



/* ========== Curriculum ========== */
.section-curriculum {
  text-align: center;
}

.section-curriculum .acc-body {
    text-align: left;
}

.section-curriculum .title {
  font-size: 2rem;
}

.curriculum-chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-bottom: 28px;
}

.chip {
  display: inline-block;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid #007df2;
  background: rgba(0, 0, 0, .3);
  color:var(--primary);
  font-size: 0.875rem;
}

.curriculum-cta {
  display: flex;
  justify-content: center;
}

/* ========== Impact (그래프) ========== */
.impact-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.impact-item {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: var(--radius);
  padding: 20px;
  overflow: hidden;
}

.impact-item img {
  width: 100%;
  border-radius: 12px;
  margin-top: 12px;
}

.impact-label {
  display: inline-block;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255, 180, 50, .4);
  background: rgba(255, 180, 50, .12);
  color: rgba(255, 200, 100, .95);
  font-size: 0.8125rem;
}

.impact-caption {
  margin-top: 14px;
  font-size: 0.9375rem;
  color: var(--muted);
  text-align: center;
}

.impact-note {
  margin: 28px 0 0;
  padding: 16px 20px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, .2);
  font-size: 0.875rem;
  color: var(--muted2);
  line-height: 1.8;
  text-align: center;
}

/* ===== 성과 지표(impact) 섹션 ===== */
.section.impact{
  padding: 80px 0;
}

.section.impact .tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 14px;
  border-radius:999px;
  border:1px solid rgba(120,140,255,.22);
  background: rgba(40,30,80,.22);
  color:#c7cfff;
  font-weight:700;
  font-size:14px;
}

.section.impact h2{
  margin-top:16px;
  font-size:44px;
  line-height:1.18;
}

.section.impact .desc{
  margin-top:12px;
  max-width:760px;
  color: rgba(255,255,255,.72);
  font-size:16px;
  line-height:1.7;
}

/* KPI */
.kpi-grid{
  margin-top:28px;
  display:grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap:14px;
}

.kpi-card{
  position:relative;
  padding:18px 18px 16px;
  border-radius:18px;
  border:1px solid rgba(255,255,255,.10);
  background:
    radial-gradient(600px 220px at 25% 15%, rgba(0,160,255,.15), transparent 60%),
    radial-gradient(520px 240px at 85% 80%, rgba(120,80,255,.14), transparent 60%),
    rgba(14,16,24,.55);
  box-shadow: 0 10px 30px rgba(0,0,0,.35);
}

.kpi-title{
  color: rgba(255,255,255,.78);
  font-size:14px;
  font-weight:600;
}

.kpi-value{
  margin-top:8px;
  font-size:32px;
  font-weight:900;
}

.kpi-note{
  margin-top:8px;
  color: rgba(255,255,255,.56);
  font-size:12.5px;
  line-height:1.5;
}

.glow{
  color:#eaf7ff;
  text-shadow: 0 0 14px rgba(0,190,255,.55), 0 0 30px rgba(80,120,255,.22);
}
.glow.down{
  text-shadow: 0 0 14px rgba(0,220,255,.48), 0 0 30px rgba(0,160,255,.20);
}

/* 그래프 카드 */
.graph-grid{
  margin-top:18px;
  display:grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap:14px;
}

.graph-card{
  padding:18px;
  border-radius:20px;
  border:1px solid rgba(255,255,255,.10);
  background:
    radial-gradient(700px 260px at 20% 0%, rgba(0,170,255,.14), transparent 55%),
    radial-gradient(560px 260px at 95% 90%, rgba(120,80,255,.12), transparent 60%),
    rgba(12,14,22,.55);
  box-shadow: 0 10px 30px rgba(0,0,0,.35);
}

.graph-head{
  display:flex;
  flex-direction:column;
  gap:8px;
  margin-bottom:14px;
}

.badge{
  align-self:flex-start;
  padding:6px 10px;
  border-radius:999px;
  border:1px solid rgba(255,200,90,.22);
  color: rgba(255,220,150,.92);
  background: rgba(50,40,20,.22);
  font-weight:700;
  font-size:12px;
}

.graph-card h3{
  margin:0;
  font-size:20px;
}

.graph-desc{
  margin:0;
  color: rgba(255,255,255,.64);
  font-size:13.5px;
  line-height:1.6;
}

/* 바 그래프 */
.bar-list{
  display:flex;
  flex-direction:column;
  gap:14px;
}

.bar-item{
  display:flex;
  flex-direction:column;
  gap:10px;
}

.bar-label{
  font-weight:700;
  color: rgba(255,255,255,.86);
  font-size:13.5px;
}

.bar-track{
  position:relative;
  height:48px;
  border-radius:14px;
  background: rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.08);
  overflow:hidden;
  padding:10px;
  display:flex;
  gap:10px;
  align-items:center;
}

.bar{
  height:100%;
  border-radius:10px;
  display:flex;
  align-items:center;
  padding:0 10px;
  white-space:nowrap;
  min-width: 92px;            /* 숫자 라벨이 안 깨지게 */
  transition: width .55s ease;
}

.bar.before{
  background: rgba(255,255,255,.07);
  color: rgba(255,255,255,.72);
  border: 1px solid rgba(255,255,255,.10);
}

.bar.after{
  background: linear-gradient(90deg, rgba(0,200,255,.22), rgba(79,107,255,.22));
  border: 1px solid rgba(80,160,255,.18);
  color: #eaf7ff;
}

.glowbar{
  box-shadow: 0 0 18px rgba(0,190,255,.25), 0 0 34px rgba(80,120,255,.12);
}

.bar-num{
  font-size:12px;
  font-weight:700;
  opacity:.95;
}

/* 하단 주석 */
.impact-footnote{
  margin-top:16px;
  padding:14px 16px;
  border-radius:16px;
  border:1px solid rgba(255,255,255,.08);
  background: rgba(0,0,0,.16);
}

.note-strong{
  margin:0 0 6px;
  font-size:13px;
  font-weight:800;
  color: rgba(255,255,255,.78);
}

.note{
  margin:0;
  font-size:12.5px;
  color: rgba(255,255,255,.58);
  line-height:1.55;
}

/* 반응형 */
@media (max-width: 980px){
  .kpi-grid{ grid-template-columns: 1fr; }
  .graph-grid{ grid-template-columns: 1fr; }
  .section.impact h2{ font-size:34px; }
  .cred-grid { grid-template-columns: 1fr; }
  .bridge-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(3, 1fr); }
}

/* === KPI Line Charts (3 cards) : CSS === */
:root{
  --primary: rgb(41,126,255);  /* 요청: primary */
  --bg: #070A12;
  --card: rgba(255,255,255,.04);
  --border: rgba(255,255,255,.10);
  --text: rgba(255,255,255,.92);
  --muted: rgba(255,255,255,.70);
  --muted2: rgba(255,255,255,.55);
}

.sec-kpi{
  padding: 96px 0;
  background: radial-gradient(1200px 600px at 20% 10%, rgba(41,126,255,.10), transparent 60%),
              radial-gradient(1000px 520px at 80% 20%, rgba(41,126,255,.08), transparent 55%),
              linear-gradient(180deg, #050711 0%, #070A12 40%, #050711 100%);
}

.sec-kpi .container{
  margin: 0 auto;
}

.sec-kpi .text-container .tag{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid rgba(41,126,255,.35);
  background: rgba(41,126,255,.10);
  color: rgba(210,230,255,.92);
  font-size: 13px;
}

.sec-kpi .text-container h2{
  margin: 16px 0 10px;
  font-size: clamp(28px, 3.2vw, 40px);
  color: var(--text);
  line-height: 1.15;
}

.sec-kpi .text-container .desc{
  margin: 0 0 28px;
  color: var(--muted);
  line-height: 1.6;
}

.kpi-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.kpi-card{
  position: relative;
  border-radius: 18px;
  border: 1px solid var(--border);
  background:
    radial-gradient(700px 320px at 50% 0%, rgba(41,126,255,.10), transparent 60%),
    linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.02));
  box-shadow:
    0 18px 50px rgba(0,0,0,.35),
    inset 0 1px 0 rgba(255,255,255,.06);
  padding: 18px 18px 14px;
  overflow: hidden;
}

.kpi-head{
  padding: 4px 2px 10px;
}

.kpi-title{
  color: rgba(255,255,255,.82);
  font-size: 14px;
}

.kpi-metric{
  margin-top: 10px;
  font-size: 34px;
  font-weight: 800;
  color: rgba(255,255,255,.96);
  text-shadow:
    0 0 14px rgba(41,126,255,.25);
}

.kpi-sub{
  margin-top: 6px;
  color: var(--muted2);
  font-size: 13px;
  line-height: 1.5;
}

.kpi-chart{
  margin-top: 10px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.08);
  background: linear-gradient(180deg, rgba(0,0,0,.22), rgba(0,0,0,.08));
  overflow: hidden;
}

.kpi-svg{
  width: 100%;
  height: auto;
  display: block;
}

/* SVG styling */
.kpi-svg .axes line{
  stroke: rgba(180,205,255,.55);
  stroke-width: 2;
}
.kpi-svg .axes text{
  fill: rgba(180,205,255,.75);
  font-size: 22px;
  font-weight: 700;
}
.kpi-svg .guides line{
  stroke: rgba(180,205,255,.25);
  stroke-width: 1.5;
}
.kpi-svg .xlabels text{
  fill: rgba(180,205,255,.70);
  font-size: 18px;
  font-weight: 600;
}
.kpi-svg .line{
  fill: none;
  stroke-width: 10;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.kpi-svg .line.glow{
  /* 실제 glow는 filter에서 처리 + 선을 살짝 더 선명하게 */
  opacity: 1;
}
.kpi-svg .dot{
  fill: var(--primary);
  filter: drop-shadow(0 0 10px rgba(41,126,255,.65));
}
.kpi-svg .vals text{
  fill: rgba(180,220,255,.92);
  font-size: 22px;
  font-weight: 800;
  text-shadow: 0 0 14px rgba(41,126,255,.20);
}

.kpi-note{
  margin: 12px 2px 0;
  color: rgba(255,255,255,.45);
  font-size: 12px;
  line-height: 1.4;
}
/* ========== Employer ========== */
.section-employer {
  text-align: center;
}
.section-employer {
  text-align: center;
  content: "";
    inset: 0;
    background-image: url(../images/background-05.jpg);
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center top;
    z-index: 0;
}
.section-employer::after{
  content:"";
  position:absolute;
  inset:0;
  background: rgba(0,0,0,.55); /* 여기 숫자로 조절 */
  z-index: -1;
}

.employer-list {
  display: inline-block;
  margin: 0;
  padding: 0;
  list-style: none;
  text-align: left;
}

.employer-list li {
  position: relative;
  padding-left: 24px;
  margin: 14px 0;
  font-size: 1.125rem;
  line-height: 1.7;
}

.employer-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(90, 255, 207, .8);
}

.benefit-row{
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  max-width: 980px;
  margin: 26px auto 0;
  border-radius: 18px;
  background: rgba(0,0,0,.12);
  backdrop-filter: blur(6px);

  /* 은은한 강조광 */
  box-shadow:
    0 0 0 1px rgba(41,126,255,.08) inset,
    0 18px 40px rgba(0,0,0,.35);
}

.benefit-item{
  position: relative;
  padding: 18px 18px 16px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.10);

  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  box-shadow: 0 10px 26px rgba(0,0,0,.28);
}

.benefit-item::before{
  content:"";
  position:absolute;
  inset: -1px;
  border-radius: inherit;
  pointer-events:none;
  background: radial-gradient(600px 160px at 20% 0%,
    rgba(41,126,255,.22),
    transparent 55%);
  opacity: .9;
}

.benefit-kicker{
  display: inline-flex;
  align-items: center;
  gap: 8px;

  padding: 7px 10px;
  border-radius: 999px;
  font-size: 12px;
  color: rgba(255,255,255,.92);

  border: 1px solid rgba(41,126,255,.35);
  background: rgba(41,126,255,.12);
}

.benefit-title{
  display:block;
  margin-top: 12px;

  font-size: 20px;        /* 크게 */
  line-height: 1.25;
  font-weight: 800;
  color: #fff;
}

.benefit-desc{
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.55;
  color: rgba(255,255,255,.78);
}

/* ========== FAQ Accordion ========== */
.accordion {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.acc-item {
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: var(--radius);
  overflow: hidden;
}

.acc-btn {
  width: 100%;
  border: 0;
  background: transparent;
  color: #fff;
  padding: 20px;
  display: grid;
  grid-template-columns: 30px 1fr 44px;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  cursor: pointer;
  text-align: left;
  transition: background .15s;
}
.acc-btn .faq-q {
    color:var(--primary);
    font-size: 1rem;
}
.acc-btn:hover,
.acc-btn:focus-visible {
  background: rgba(255, 255, 255, .03);
}

.acc-btn:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: -2px;
}

.acc-title {
  font-size: 1.0625rem;
  font-weight: 500;
}

.acc-arrow {
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  border-radius: 999px;
  border: 1px solid var(--primary);
  position: relative;
  transition: transform .2s;
  padding:10px;
}

.acc-arrow::before,
.acc-arrow::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 12px;
  height: 2px;
  background: var(--primary);
  transform: translate(-50%, -50%);
  border-radius: 2px;
}

.acc-arrow::after {
  transform: translate(-50%, -50%) rotate(90deg);
  transition: opacity .2s;
}

.acc-item.is-open .acc-arrow::after {
  opacity: 0;
}

.acc-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height .26s ease;
  border-top: 1px solid rgba(255, 255, 255, .06);
  background: rgba(0, 0, 0, .08);
}

.acc-body {
  padding: 10px 0 10px 20px;
}

.acc-lead {
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.8;
}

/* ========== Consult Form ========== */
.section-consult {
  text-align: center;
  background:
    radial-gradient(600px 300px at 50% 0%, var(--glow-purple), transparent 70%);
}

.form {
  margin: 0 auto;
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: var(--radius);
  padding: 32px;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.9375rem;
  color: var(--muted);
}

.input {
  width: 100%;
  padding: 14px 16px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, .2);
  color: #fff;
  font-size: 1rem;
  transition: border-color .2s, box-shadow .2s;
}

.input::placeholder {
  color: rgba(255, 255, 255, .4);
}

.input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, .2);
}

.textarea {
  resize: vertical;
  min-height: 100px;
}

.fine {
  margin: 16px 0 0;
  font-size: 0.8rem;
  color: var(--muted2);
  text-align: center;
}


/********************만능 N잡러로 가는 AI 첫걸음*********************/
/*******************hero*****************/
.sub-njob .section-hero {
    background-image: url(../images/sub-njbo-background-01.jpg);
    background-position: center center;
    background-repeat: no-repeat;
    background-size: cover;
}

.sub-office .section-hero {
    background-image: url(../images/sub-office-background-01.jpg);
    background-position: center center;
    background-repeat: no-repeat;
    background-size: cover;
}

.sub-tool .section-hero {
    background-image: url(../images/sub-tool-background-01.jpg);
    background-position: center center;
    background-repeat: no-repeat;
    background-size: cover;
}

/* ========== Responsive ========== */


/* ========== Tools Bridge Section ========== */
.section-tools-bridge .content-container {
  display: grid;
  gap: 50px;
  grid-template-columns: 50% 1fr;
}

.bridge-callout {
  border: 1px solid rgba(59, 130, 246, .22);
  background: rgba(59, 130, 246, .06);
  border-radius: var(--radius);
  padding: 18px 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.bridge-strong {
  font-weight: 800;
}

.bridge-muted {
  color: var(--muted);
  line-height: 1.5;
}

.bridge-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.section-tint .bridge-card {
  border: 1px solid var(--line);
  background: var(--card);
  margin-bottom: 20px;
  overflow: hidden;
}

.section-tint .left img {
    width:80%;
}
.section-tint .right {
    margin-top: 70px;
}

.section-tint .bridge-card h3 {
    background-color: var(--primary);
    padding:10px 0 10px 20px;
}

.bridge-title {
  margin: 0 0 6px;
  font-size: 1.2rem;
}

.section-tint .bridge-desc {
  margin: 0;
  color: var(--muted);
  font-size: 1.2rem;
  line-height: 1.45;
  padding:10px;
}

/* ========== Credibility Section ========== */
.section-credibility .text-container {
    text-align: center;
}
.cred-grid {
  grid-template-columns: 1.15fr .85fr;
  gap: 18px;
  align-items: start;
}
.section-credibility .stats-icon {
    text-align: center;
}
.section-credibility .stats-icon img {
    margin: 0 auto;
}
.cred-panel {
  padding: 20px 18px;
}

.cred-head {
  display: grid;
  gap: 6px;
  margin-bottom: 14px;
}

.cred-title {
  margin: 0;
  font-size: 18px;
}

.cred-desc {
  margin: 0;
  color: var(--muted2);
  font-size: 14px;
  line-height: 1.45;
}

.cert-scroll {
  position: relative;
  border-radius: 14px;
  overflow: hidden;
}

.cert-track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(220px, 1fr);
  gap: 12px;
  overflow-x: auto;
  padding: 6px 36px;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
}

.cert-track::-webkit-scrollbar {
  width: 0;
  height: 0;
}

.cert-item {
  margin: 0;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, .02);
  border-radius: 14px;
  padding: 14px;
  scroll-snap-align: start;
  display: grid;
  gap: 10px;
  justify-items: center;
}

.cert-img {
  width: 100%;
  max-width: 240px;
  aspect-ratio: 4 / 5;
  object-fit: contain;
  border-radius: 10px;
  background: rgba(255, 255, 255, .02);
}

.cert-cap {
  color: var(--muted);
  font-size: 13px;
}

.cert-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 34px;
  height: 34px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, .18);
  background: rgba(0, 0, 0, .35);
  color: var(--text);
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: transform .15s ease, border-color .15s ease;
}

.cert-nav:hover {
  transform: translateY(-50%) scale(1.03);
  border-color: rgba(59, 130, 246, .45);
}

.cert-prev { left: 8px; }
.cert-next { right: 8px; }

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 14px;
}

.stat-card {
  padding: 18px 14px;
  text-align: center;
}

.section-credibility .stat-num {
  font-size: 4.5rem;
  font-weight: bold;
  margin-bottom: 6px;
}

.section-credibility .stat-label {
  color: var(--muted);
  font-size: 1rem;
}

.section-credibility  .cred-callout {
  padding: 16px 14px;
  display: grid;
  gap: 8px;
  text-align: center;
}
.icon-mask{
  width: 70px;          /* 원하는 크기 */
  height: 70px;
  background: #007DF2;  /* ✅ 여기만 바꾸면 색 변경 끝 */
  display: inline-block;

  -webkit-mask-repeat: no-repeat;
  -webkit-mask-position: center;
  -webkit-mask-size: contain;

  mask-repeat: no-repeat;
  mask-position: center;
  mask-size: contain;
}

.icon-mask--students{
  -webkit-mask-image: url('/assets/images/index-img-06.svg');
  mask-image: url('/assets/images/index-img-06.svg');
}
.icon-mask--graduate{
  -webkit-mask-image: url('/assets/images/index-img-07.svg');
  mask-image: url('/assets/images/index-img-07.svg');
}

/* 엄지 */
.icon-mask--thumb{
  -webkit-mask-image: url('/assets/images/index-img-08.svg');
  mask-image: url('/assets/images/index-img-08.svg');
}

.cred-strong {
  font-weight: 800;
}

.cred-muted {
  color: var(--muted);
  line-height: 1.5;
  font-size: 14px;
}



/* =========================================================
   Sub pages responsive ADD-ONLY (menu/*)
   Scope: #main[class^="sub-"]
   Breakpoints: 1200 > 980 > 768 > 480 > 360
   NOTE: 기존 CSS 수정 금지, 아래 블록만 추가
   ========================================================= */

/* ============================================================
   1200px 이하 (태블릿 가로)
   ============================================================ */
@media (max-width: 1200px) {
  #main[class^="sub-"] .container {
    padding-left: 28px;
    padding-right: 28px;
  }

  /* 3열 그리드 → 2열 */
  #main[class^="sub-"] .support-grid,
  #main[class^="sub-"] .compare {
    grid-template-columns: repeat(2, 1fr);
  }

  #main[class^="sub-"] .overview-layout {
    grid-template-columns: 1fr 1fr;
  }
}

/* ============================================================
   980px 이하 (태블릿 세로)
   ============================================================ */
@media (max-width: 980px) {
  header .logo{
    width:80%;
  }
  #main[class^="sub-"] .container {
    padding-left: 20px;
    padding-right: 20px;
  }

  /* 2열 그리드 → 1열 */
  #main[class^="sub-"] .support-grid,
  #main[class^="sub-"] .compare,
  #main[class^="sub-"] .kpi-grid,
  #main[class^="sub-"] .graph-grid,
  #main[class^="sub-"] .cred-grid,
  #main[class^="sub-"] .bridge-grid {
    grid-template-columns: 1fr;
  }

  #main[class^="sub-"] .overview-layout {
    grid-template-columns: 1fr;
  }

  /* Course 섹션 */
  #main[class^="sub-"] .section-course .section-body {
    flex-direction: column;
    align-items: center;
  }

  #main[class^="sub-"] .section-course .course-meta {
    flex-direction: column;
    width: 100%;
    max-width: 480px;
  }

  #main[class^="sub-"] .section-course .price-card {
    margin-left: 0;
    margin-top: 20px;
  }
  .section-course .price-card {
    flex: none;
  }

  /* Hero 폰트 조정 */
  #main[class^="sub-"] .section-hero h2 {
    font-size: 2.25rem;
  }

  #main[class^="sub-"] .section-hero .desc {
    font-size: 1.125rem;
  }
  .tools-grid {
    display: block;
  }
  .tools-row {
     margin-bottom: 20px;
  }
  .section-tools-bridge .content-container {
    display: block;
  }
  .section-tools-bridge.section-tint .text-container {
    text-align: center;
  }
  .section-tint .left img {
    margin: 0 auto;
  }
  .section-employer .benefit-row {
    display: block;
  }
  .section-employer .benefit-item {
    margin-bottom: 20px;
  }
  .section-credibility .stats-grid {
    display: block;
  }
}

/* ============================================================
   768px 이하 (모바일 가로)
   ============================================================ */
@media (max-width: 768px) {
    h2 {
        font-size: 2.5rem;
    }
  #main[class^="sub-"] .container {
    padding-left: 16px;
    padding-right: 16px;
  }

  /* Hero 섹션 */
  #main[class^="sub-"] .section-hero h2 {
    font-size: 1.875rem;
    line-height: 1.3;
  }

  #main[class^="sub-"] .section-hero .desc {
    font-size: 1rem;
  }

  #main[class^="sub-"] .section-hero .kicker {
    font-size: 0.875rem;
    padding: 6px 12px;
  }

  #main[class^="sub-"] .section-hero .cta {
    flex-wrap: wrap;
    gap: 12px;
  }

  /* 이미지 100% */
  #main[class^="sub-"] .course-left img {
    max-width: 100%;
  }

  /* 텍스트 오버플로우 방지 */
  #main[class^="sub-"] h1,
  #main[class^="sub-"] h2,
  #main[class^="sub-"] h3,
  #main[class^="sub-"] h4,
  #main[class^="sub-"] h5,
  #main[class^="sub-"] h6 {
    word-break: keep-all;
    overflow-wrap: break-word;
  }

  #main[class^="sub-"] p,
  #main[class^="sub-"] li {
    word-break: keep-all;
    overflow-wrap: break-word;
  }

  /* 카드 패딩 */
  #main[class^="sub-"] .support-card,
  #main[class^="sub-"] .kpi-card {
    padding: 16px;
  }

  /* Apply 카드 */
  #main[class^="sub-"] .apply-card {
    padding: 20px 16px;
  }
  .section-credibility .stat-num {
    font-size: 3rem;
  }
  .section-cta .btn {
    width:auto;
  }
}

/* ============================================================
   480px 이하 (모바일 세로)
   ============================================================ */
@media (max-width: 480px) {
  #main[class^="sub-"] .container {
    padding-left: 4%;
    padding-right: 4%;
  }

  /* Hero 섹션 */
  #main[class^="sub-"] .section-hero {
    padding: 80px 0 50px;
  }

  #main[class^="sub-"] .section-hero h2 {
    font-size: 1.625rem;
    line-height: 1.25;
  }

  #main[class^="sub-"] .section-hero .desc {
    font-size: 0.9375rem;
  }

  #main[class^="sub-"] .section-hero .kicker {
    font-size: 0.8125rem;
  }

  /* CTA 버튼 세로 배치 */
  #main[class^="sub-"] .section-hero .cta {
    flex-direction: column;
    gap: 10px;
  }

  #main[class^="sub-"] .section-hero .cta .btn {
    width: 100%;
  }

  /* 일반 버튼 full width */
  #main[class^="sub-"] .btn {
    width: 100%;
    padding: 12px 18px;
    font-size: 0.875rem;
  }

  /* 카드 패딩 축소 */
  #main[class^="sub-"] .support-card,
  #main[class^="sub-"] .kpi-card {
    padding: 14px;
  }

  #main[class^="sub-"] .kpi-metric {
    font-size: 28px;
  }

  /* Price 카드 */
  #main[class^="sub-"] .price-card {
    padding: 18px;
    max-width: 100%;
  }

  #main[class^="sub-"] .apply-card {
    padding: 18px 14px;
  }

  /* Section 간격 */
  #main[class^="sub-"] section {
    padding: 50px 0;
  }

  /* 폰트 크기 */
  #main[class^="sub-"] h2 {
    font-size: 1.5rem;
  }

  #main[class^="sub-"] h5 {
    font-size: 1.125rem;
  }
}

/* ============================================================
   360px 이하 (최소 모바일)
   ============================================================ */
@media (max-width: 360px) {
  #main[class^="sub-"] .container {
    padding-left: 12px;
    padding-right: 12px;
  }

  /* Hero 섹션 */
  #main[class^="sub-"] .section-hero {
    padding: 70px 0 40px;
  }

  #main[class^="sub-"] .section-hero h2 {
    font-size: 1.5rem;
  }

  #main[class^="sub-"] .section-hero .desc {
    font-size: 0.875rem;
  }

  /* Section 간격 */
  #main[class^="sub-"] section {
    padding: 40px 0;
  }

  /* 카드 패딩 최소 */
  #main[class^="sub-"] .support-card,
  #main[class^="sub-"] .kpi-card {
    padding: 12px;
  }

  #main[class^="sub-"] .kpi-metric {
    font-size: 24px;
  }

  #main[class^="sub-"] .price-card {
    padding: 16px;
  }

  /* 폰트 최소 */
  #main[class^="sub-"] h2 {
    font-size: 1.375rem;
  }

  #main[class^="sub-"] h5 {
    font-size: 1rem;
  }

  #main[class^="sub-"] .btn {
    padding: 10px 16px;
    font-size: 0.8125rem;
  }
}