@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@400;500;600;700&family=Noto+Serif+KR:wght@500;600;700&display=swap');

:root {
  --vds-primary: #006764;
  --vds-primary-strong: #00504d;
  --vds-primary-soft: #c4e6e3;
  --vds-surface: #fbf9f8;
  --vds-surface-low: #f6f3f2;
  --vds-white: #ffffff;
  --vds-ink: #1b1c1c;
  --vds-muted: #3d4948;
  --vds-line: #d0d0d0;
  --vds-max: 1200px;
}

.vds-home-section,
.vds-home-section * { box-sizing: border-box; }
.vds-home-section { position: relative; width: 100%; color: var(--vds-ink); font-family: "Noto Sans KR", sans-serif; }
.vds-home-section h1,
.vds-home-section h2,
.vds-home-section h3,
.vds-home-section p { margin-top: 0; }
.vds-home-section h1,
.vds-home-section h2,
.vds-home-section h3 { font-family: "Noto Serif KR", serif; letter-spacing: -.035em; }
.vds-home-section img { display: block; max-width: 100%; }
.vds-section-inner { width: min(var(--vds-max), calc(100% - 128px)); margin-inline: auto; }
.vds-eyebrow { margin-bottom: 10px; color: var(--vds-primary); font-size: 12px; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; }
.vds-section-heading h2 { margin-bottom: 0; font-size: 32px; line-height: 1.3; }
.vds-section-heading--center { text-align: center; }
.vds-section-heading--row { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; margin-bottom: 40px; }
.vds-text-link { color: var(--vds-primary); font-weight: 700; text-decoration: none; }
.vds-text-link span { display: inline-block; transition: transform .2s ease; }
.vds-text-link:hover span { transform: translateX(4px); }

/* Hero */
.vds-stitch-hero { min-height: 760px; display: grid; align-items: center; overflow: hidden; background: var(--vds-surface); isolation: isolate; }
.vds-hero-slides,
.vds-hero-slide,
.vds-hero-overlay { position: absolute; inset: 0; }
.vds-hero-slide { opacity: 0; background-position: center; background-size: cover; transition: opacity .9s ease; }
.vds-hero-slide.is-active { opacity: 1; }
.vds-hero-overlay { background: linear-gradient(90deg, rgba(251,249,248,.98) 0%, rgba(251,249,248,.9) 38%, rgba(251,249,248,.25) 72%, rgba(251,249,248,.08) 100%); }
.vds-hero-content { position: relative; z-index: 2; width: min(var(--vds-max), calc(100% - 128px)); margin-inline: auto; }
.vds-hero-copy { max-width: 670px; }
.vds-chip { display: inline-flex; margin-bottom: 28px; padding: 8px 14px; border-radius: 999px; background: var(--vds-primary-soft); color: var(--vds-primary); font-size: 12px; font-weight: 700; letter-spacing: .06em; }
.vds-hero-copy h1 { max-width: 620px; margin-bottom: 24px; font-size: clamp(48px, 5vw, 68px); line-height: 1.16; font-weight: 500; }
.vds-hero-copy h1 em { color: var(--vds-primary); font-weight: 700; }
.vds-hero-copy > p { max-width: 620px; margin-bottom: 0; color: var(--vds-muted); font-size: 17px; line-height: 1.85; }
.vds-hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.vds-button { display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 0 30px; border: 2px solid var(--vds-primary); border-radius: 8px; font-weight: 700; text-decoration: none; transition: .2s ease; }
.vds-button--primary { background: var(--vds-primary); color: #fff; }
.vds-button--outline { color: var(--vds-primary); background: rgba(255,255,255,.45); }
.vds-button:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(0,103,100,.14); }
.vds-hero-dots { position: absolute; z-index: 3; left: 50%; bottom: 28px; display: flex; gap: 9px; transform: translateX(-50%); }
.vds-hero-dot { width: 9px; height: 9px; padding: 0; border: 0; border-radius: 50%; background: rgba(0,103,100,.3); cursor: pointer; }
.vds-hero-dot.is-active { width: 28px; border-radius: 8px; background: var(--vds-primary); }

/* Academy */
.vds-academy-section { padding: 100px 0; background: var(--vds-white); }
.vds-academy-grid { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 84px; }
.vds-academy-copy h2 { margin-bottom: 28px; font-size: 34px; }
.vds-academy-copy > p { margin-bottom: 30px; color: var(--vds-muted); font-size: 16px; line-height: 1.9; }
.vds-academy-features { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.vds-feature-card { padding: 24px; border: 1px solid var(--vds-line); border-radius: 8px; background: var(--vds-surface-low); }
.vds-feature-icon { display: block; margin-bottom: 14px; color: var(--vds-primary); font-size: 30px; }
.vds-feature-card h3 { margin-bottom: 10px; color: var(--vds-primary); font-size: 21px; }
.vds-feature-card p { margin-bottom: 0; color: var(--vds-muted); font-size: 14px; line-height: 1.7; }
.vds-academy-visual { position: relative; width: min(100%, 500px); margin-left: auto; }
.vds-academy-visual::before { content: ""; position: absolute; left: -28px; bottom: -28px; width: 170px; height: 170px; border-radius: 8px; background: rgba(0,103,100,.1); }
.vds-academy-visual img { position: relative; z-index: 1; width: 100%; aspect-ratio: 4/5; border-radius: 12px; object-fit: cover; box-shadow: 0 24px 55px rgba(27,28,28,.15); }

/* Notices */
.vds-notice-section { padding: 78px 0; border-block: 1px solid var(--vds-line); background: var(--vds-surface-low); }
.vds-notice-list { overflow: hidden; border: 1px solid var(--vds-line); border-radius: 8px; background: var(--vds-white); }
.vds-notice-item { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 72px; padding: 18px 24px; border-bottom: 1px solid var(--vds-line); color: var(--vds-ink); text-decoration: none; transition: background .2s ease; }
.vds-notice-item:last-child { border-bottom: 0; }
.vds-notice-item:hover { background: #f8fffe; }
.vds-notice-title { display: flex; align-items: center; gap: 10px; font-size: 16px; font-weight: 700; }
.vds-notice-mark { color: var(--vds-primary); font-size: 9px; }
.vds-notice-item time { flex: 0 0 auto; color: var(--vds-muted); font-size: 13px; }
.vds-notice-empty { margin: 0; padding: 28px; color: var(--vds-muted); text-align: center; }

/* Curriculum */
.vds-curriculum-section { padding: 100px 0; background: var(--vds-surface); }
.vds-curriculum-section .vds-section-heading { margin-bottom: 52px; }
.vds-curriculum-section .vds-section-heading > p:last-child { margin: 14px 0 0; color: var(--vds-muted); }
.vds-course-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px; }
.vds-course-card { overflow: hidden; border: 1px solid var(--vds-line); border-radius: 10px; background: var(--vds-white); transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease; }
.vds-course-card:hover { transform: translateY(-5px); border-color: var(--vds-primary); box-shadow: 0 18px 42px rgba(0,103,100,.08); }
.vds-course-image { width: 100%; height: 260px; object-fit: cover; transition: transform .6s ease; }
.vds-course-card:hover .vds-course-image { transform: scale(1.035); }
.vds-course-body { padding: 34px; }
.vds-course-label { display: inline-flex; padding: 5px 9px; border-radius: 999px; background: var(--vds-primary-soft); color: var(--vds-primary); font-size: 10px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.vds-course-body h3 { margin: 16px 0; font-size: 26px; }
.vds-course-body > p { color: var(--vds-muted); line-height: 1.75; }
.vds-course-list { margin: 24px 0; padding: 20px 0 0; border-top: 1px solid var(--vds-line); list-style: none; }
.vds-course-list li { display: flex; gap: 10px; margin-bottom: 10px; font-size: 14px; }
.vds-course-list li::before { content: "✓"; color: var(--vds-primary); font-weight: 700; }

/* Testimonials */
.vds-testimonials-section { padding: 100px 0; background: var(--vds-white); }
.vds-testimonials-section .vds-section-heading { margin-bottom: 52px; }
.vds-title-rule { width: 74px; height: 3px; margin: 22px auto 0; background: var(--vds-primary); }
.vds-testimonial-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 24px; }
.vds-testimonial-card { padding: 30px; border: 1px solid var(--vds-line); border-radius: 8px; background: var(--vds-white); box-shadow: 0 8px 24px rgba(0,0,0,.035); }
.vds-stars { margin-bottom: 20px; color: #d99500; letter-spacing: .13em; }
.vds-quote { min-height: 142px; margin-bottom: 26px; color: var(--vds-muted); font-size: 15px; font-style: italic; line-height: 1.8; }
.vds-reviewer { display: flex; align-items: center; gap: 14px; }
.vds-reviewer img { width: 48px; height: 48px; border-radius: 50%; object-fit: cover; }
.vds-reviewer strong { display: block; }
.vds-reviewer span { color: var(--vds-muted); font-size: 12px; }

/* CTA */
.vds-cta-section { padding: 90px 0; overflow: hidden; color: #fff; text-align: center; background: linear-gradient(rgba(0,103,100,.94),rgba(0,80,77,.96)), var(--vds-cta-image) center/cover; }
.vds-cta-content { position: relative; z-index: 1; width: min(760px, calc(100% - 40px)); margin-inline: auto; }
.vds-cta-content h2 { margin-bottom: 24px; color: #fff; font-size: 38px; }
.vds-cta-content p { margin-bottom: 34px; font-size: 17px; line-height: 1.8; opacity: .9; }
.vds-cta-content .vds-button { border-color: #fff; background: #fff; color: var(--vds-primary); }

@media (max-width: 900px) {
  .vds-section-inner,
  .vds-hero-content { width: min(100% - 48px, 720px); }
  .vds-stitch-hero { min-height: 680px; }
  .vds-hero-overlay { background: linear-gradient(90deg,rgba(251,249,248,.96),rgba(251,249,248,.72)); }
  .vds-academy-grid { grid-template-columns: 1fr; gap: 56px; }
  .vds-academy-visual { margin-inline: auto; }
  .vds-testimonial-grid { grid-template-columns: 1fr; }
  .vds-quote { min-height: 0; }
}

@media (max-width: 600px) {
  .vds-section-inner,
  .vds-hero-content { width: calc(100% - 40px); }
  .vds-section-heading--row { align-items: center; margin-bottom: 28px; }
  .vds-section-heading h2 { font-size: 25px; }
  .vds-stitch-hero { min-height: 650px; }
  .vds-hero-overlay { background: linear-gradient(rgba(251,249,248,.92),rgba(251,249,248,.78)); }
  .vds-chip { margin-bottom: 20px; }
  .vds-hero-copy h1 { font-size: 39px; }
  .vds-hero-copy > p { font-size: 15px; }
  .vds-hero-actions { align-items: stretch; flex-direction: column; }
  .vds-button { width: 100%; }
  .vds-academy-section,
  .vds-curriculum-section,
  .vds-testimonials-section { padding: 72px 0; }
  .vds-academy-copy h2 { font-size: 27px; }
  .vds-academy-features,
  .vds-course-grid { grid-template-columns: 1fr; }
  .vds-academy-visual::before { left: -12px; bottom: -12px; }
  .vds-notice-section { padding: 58px 0; }
  .vds-notice-item { align-items: flex-start; flex-direction: column; gap: 8px; min-height: 0; padding: 17px 18px; }
  .vds-notice-title { align-items: flex-start; font-size: 14px; }
  .vds-course-image { height: 210px; }
  .vds-course-body { padding: 26px 22px; }
  .vds-testimonial-card { padding: 24px; }
  .vds-cta-section { padding: 70px 0; }
  .vds-cta-content h2 { font-size: 28px; }
}