/* ========================================
   클로드(Claude) 교육 상세페이지
======================================== */

/* ───── 기본 폰트 ───── */
.ce-hero, .ce-hero *, .ce-section, .ce-section *, .ce-cta, .ce-cta *, .ce-sticky, .ce-sticky * {
    font-family: 'Pretendard Variable', Pretendard, -apple-system, BlinkMacSystemFont, system-ui, Roboto, 'Noto Sans KR', sans-serif;
}

/* ───── 히어로 ───── */
.ce-hero {
    position: relative;
    background: linear-gradient(160deg, #0B0D14 0%, #141728 40%, #1A1D2E 70%, #0F1117 100%);
    color: #fff;
    padding: 120px 0 96px;
    overflow: hidden;
}
.ce-hero-bg {
    position: absolute; inset: 0;
    background: radial-gradient(ellipse at 70% 30%, rgba(67,97,238,.12) 0%, transparent 60%),
                radial-gradient(ellipse at 20% 80%, rgba(124,58,237,.08) 0%, transparent 50%);
    pointer-events: none;
}
.ce-hero-inner { position: relative; z-index: 2; text-align: center; }
.ce-hero-kicker {
    font-size: 16px; font-weight: 700; color: rgba(255,255,255,.35);
    letter-spacing: 3px; margin-bottom: 20px;
}
.ce-hero-badges {
    display: flex; justify-content: center; gap: 10px; margin-bottom: 24px; flex-wrap: wrap;
}
.ce-hero-badge {
    display: inline-block; padding: 6px 16px;
    font-size: 14px; font-weight: 700; letter-spacing: 0.5px;
    border: 1px solid rgba(255,255,255,.2); color: rgba(255,255,255,.7);
}
.ce-hero-title {
    font-size: 56px; font-weight: 900; letter-spacing: -2.5px;
    line-height: 1.15; margin: 0 0 24px;
}
.ce-hero-accent {
    background: linear-gradient(135deg, #4361EE, #7C3AED);
    -webkit-background-clip: text; background-clip: text; color: transparent;
}
.ce-hero-sub {
    font-size: 22px; color: rgba(255,255,255,.5); line-height: 1.7;
    margin: 0 0 48px;
}
.ce-hero-sub strong { color: #fff; font-weight: 700; }
.ce-hero-stats {
    display: flex; justify-content: center; align-items: center;
    gap: 0; margin-bottom: 48px;
}
.ce-stat { text-align: center; padding: 0 36px; }
.ce-stat-value { display: block; font-size: 36px; font-weight: 800; color: #fff; letter-spacing: -0.5px; }
.ce-stat-label { font-size: 16px; color: rgba(255,255,255,.35); margin-top: 6px; }
.ce-stat-divider { width: 1px; height: 48px; background: rgba(255,255,255,.12); }
.ce-hero-btns { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; }

/* ───── 버튼 ───── */
.ce-btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 18px 40px; font-size: 19px; font-weight: 700;
    text-decoration: none; border: none; cursor: pointer;
    transition: all .2s; letter-spacing: -0.2px;
}
.ce-btn--primary {
    background: #4361EE; color: #fff; border-radius: 0;
    box-shadow: 0 4px 16px rgba(67,97,238,.3);
}
.ce-btn--primary:hover { background: #3451D1; transform: translateY(-1px); box-shadow: 0 8px 24px rgba(67,97,238,.4); }
.ce-btn--ghost {
    background: none; color: rgba(255,255,255,.6);
    border: 1px solid rgba(255,255,255,.2); border-radius: 0;
}
.ce-btn--ghost:hover { background: rgba(255,255,255,.06); color: #fff; border-color: rgba(255,255,255,.35); }
.ce-btn--lg { padding: 22px 56px; font-size: 21px; font-weight: 800; min-width: 300px; }

/* ───── 섹션 공통 ───── */
.ce-section { padding: 96px 0; }
.ce-section--alt { background: #f5f5f7; }
.ce-section--purple {
    background: #553AE7;
    color: #fff;
}
.ce-section--purple .ce-kicker { color: rgba(255,255,255,.4); }
.ce-section--purple .ce-title { color: #fff; }
.ce-section--purple .ce-desc { color: rgba(255,255,255,.6); }
.ce-section--purple .ce-desc strong { color: #fff; }
.ce-section--dark {
    background: linear-gradient(160deg, #0B0D14 0%, #141728 40%, #1A1D2E 70%, #0F1117 100%);
    color: #fff;
}
.ce-kicker {
    font-size: 16px; font-weight: 700; color: #4361EE;
    letter-spacing: 2px; margin-bottom: 16px;
}
.ce-title {
    font-size: 42px; font-weight: 900; color: #1d1d1f;
    letter-spacing: -1.5px; line-height: 1.25; margin: 0 0 18px;
}
.ce-desc {
    font-size: 20px; color: #86868b; line-height: 1.7;
    margin: 0 0 48px; max-width: 680px;
}
.ce-desc strong { color: #1d1d1f; }

/* ───── 비교 카드 ───── */
.ce-compare { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; max-width: 800px; }
.ce-compare-card { padding: 40px 36px; border-radius: 0; }
.ce-compare--before { background: #f5f5f7; border: 1px solid #e5e5ea; }
.ce-compare--after { background: #1d1d1f; color: #fff; }
.ce-compare-label {
    font-size: 14px; font-weight: 800; letter-spacing: 2px; margin-bottom: 12px;
}
.ce-compare--before .ce-compare-label { color: #aeaeb2; }
.ce-compare--after .ce-compare-label { color: rgba(255,255,255,.35); }
.ce-compare-h3 {
    font-size: 24px; font-weight: 800; margin: 0 0 20px; letter-spacing: -0.3px;
}
.ce-compare--before .ce-compare-h3 { color: #1d1d1f; }
.ce-compare--after .ce-compare-h3 { color: #fff; }
.ce-compare-card ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 12px; }
.ce-compare-card li { font-size: 18px; line-height: 1.6; display: flex; align-items: flex-start; gap: 10px; }
.ce-compare--before li { color: #86868b; }
.ce-compare--after li { color: rgba(255,255,255,.8); }
.ce-compare-card li::before {
    content: ''; width: 7px; height: 7px; border-radius: 50%; margin-top: 10px; flex-shrink: 0;
}
.ce-compare--before li::before { background: #d1d1d6; }
.ce-compare--after li::before { background: #4361EE; }

/* ───── 교육 소개 ───── */
.ce-benefits { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.ce-benefit {
    padding: 36px 28px; text-align: center;
    background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.08);
}
.ce-benefit-icon { font-size: 36px; color: #7C8FFF; margin-bottom: 18px; }
.ce-benefit h3 { font-size: 20px; font-weight: 800; color: #fff; margin: 0 0 12px; line-height: 1.4; }
.ce-benefit p { font-size: 17px; color: rgba(255,255,255,.5); line-height: 1.6; margin: 0; }

/* ───── 커리큘럼 ───── */
.ce-curriculum { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.ce-module {
    background: #fff; border: 1px solid #eef0f6; padding: 32px 28px;
    display: flex; flex-direction: column; position: relative; overflow: hidden;
    box-shadow: 0 4px 16px rgba(0,0,0,.04); transition: all .25s;
}
.ce-module::after {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
    background: linear-gradient(90deg, #4361EE, #7C3AED); opacity: 0; transition: opacity .25s;
}
.ce-module:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(67,97,238,.08); border-color: transparent; }
.ce-module:hover::after { opacity: 1; }
.ce-module-head { display: flex; align-items: center; gap: 14px; margin-bottom: 16px; }
.ce-module-num { font-size: 17px; font-weight: 800; color: #4361EE; letter-spacing: 1px; }
.ce-module-head h3 { font-size: 20px; font-weight: 800; color: #1d1d1f; margin: 0; line-height: 1.4; letter-spacing: -0.3px; }
.ce-module:hover h3 { color: #4361EE; }
.ce-module ul { list-style: none; padding: 0; margin: 0 0 auto; display: flex; flex-direction: column; gap: 8px; }
.ce-module li {
    font-size: 17px; color: #5A5F72; line-height: 1.6;
    padding-left: 16px; position: relative;
}
.ce-module li::before { content: '·'; position: absolute; left: 0; color: #aeaeb2; font-weight: 700; }
.ce-module-practice {
    margin-top: 18px; padding: 14px 18px;
    background: #4361EE; font-size: 17px; font-weight: 700; color: #fff;
}
.ce-module-practice span { color: rgba(255,255,255,.6); font-weight: 800; margin-right: 8px; }

/* ───── 추천 대상 ───── */
.ce-target { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 18px; max-width: 720px; }
.ce-target li {
    display: flex; align-items: center; gap: 16px;
    font-size: 22px; color: #fff; font-weight: 600; line-height: 1.5;
}
.ce-target li i { color: rgba(255,255,255,.7); font-size: 22px; flex-shrink: 0; }

/* ───── 교육 정보 ───── */
.ce-info { width: 100%; max-width: 720px; border-collapse: collapse; }
.ce-info td {
    padding: 20px 28px; font-size: 19px; border-bottom: 1px solid #f0f0f0; vertical-align: top;
}
.ce-info td:first-child { width: 150px; font-weight: 600; color: #86868b; }
.ce-info td:last-child { color: #1d1d1f; font-weight: 500; }

/* ───── CTA ───── */
.ce-cta {
    background: linear-gradient(160deg, #0B0D14 0%, #141728 40%, #1A1D2E 70%, #0F1117 100%);
    color: #fff; padding: 96px 0;
}
.ce-cta-title {
    font-size: 42px; font-weight: 700; color: rgba(255,255,255,.7);
    margin: 0 0 24px; line-height: 1.3; letter-spacing: -1px;
}
.ce-cta-title strong {
    font-weight: 900;
    background: linear-gradient(135deg, #4361EE, #7C3AED);
    -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.ce-cta-price { font-size: 56px; font-weight: 800; letter-spacing: -1px; margin-bottom: 10px; }
.ce-cta-price small { font-size: 24px; font-weight: 500; color: rgba(255,255,255,.4); }
.ce-cta-note { font-size: 18px; color: rgba(255,255,255,.4); margin-bottom: 40px; }

/* ───── 스티키 바 ───── */
.ce-sticky {
    position: fixed; bottom: 0; left: 0; right: 0;
    background: #1d1d1f; z-index: 90;
    transform: translateY(100%); transition: transform .25s ease;
}
.ce-sticky.visible { transform: translateY(0); }
.ce-sticky-inner {
    display: flex; align-items: center; justify-content: space-between;
    max-width: 960px; margin: 0 auto; padding: 16px 24px;
}
.ce-sticky-left { display: flex; align-items: center; gap: 16px; }
.ce-sticky-name { font-size: 17px; color: rgba(255,255,255,.5); }
.ce-sticky-price { font-size: 24px; font-weight: 800; color: #fff; }

/* ───── 반응형 ───── */
@media (max-width: 768px) {
    .ce-hero { padding: 72px 0 60px; }
    .ce-hero-title { font-size: 34px; }
    .ce-hero-sub { font-size: 18px; }
    .ce-hero-stats { flex-direction: column; gap: 16px; }
    .ce-stat-divider { width: 40px; height: 1px; }
    .ce-stat-value { font-size: 26px; }
    .ce-hero-btns { flex-direction: column; align-items: center; }
    .ce-btn--lg { min-width: 100%; }
    .ce-section { padding: 64px 0; }
    .ce-title { font-size: 30px; }
    .ce-desc { font-size: 17px; }
    .ce-compare { grid-template-columns: 1fr; }
    .ce-compare-h3 { font-size: 20px; }
    .ce-compare-card li { font-size: 16px; }
    .ce-benefits { grid-template-columns: 1fr 1fr; }
    .ce-curriculum { grid-template-columns: 1fr; }
    .ce-module-head h3 { font-size: 18px; }
    .ce-module li { font-size: 15px; }
    .ce-target li { font-size: 18px; }
    .ce-info td { font-size: 16px; padding: 16px 20px; }
    .ce-cta-title { font-size: 30px; }
    .ce-cta-note { font-size: 16px; }
    .ce-sticky-inner { flex-direction: column; gap: 10px; }
    .ce-sticky .ce-btn { width: 100%; }
}
@media (max-width: 480px) {
    .ce-hero-title { font-size: 28px; }
    .ce-benefits { grid-template-columns: 1fr; }
    .ce-target li { font-size: 16px; }
}