/* ── Google Fonts ── */
@import url('https://fonts.googleapis.com/css2?family=Nanum+Myeongjo:wght@400;700&family=Noto+Sans+KR:wght@300;400;500;700&display=swap');

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

.ok-page {
  font-family: 'Noto Sans KR', sans-serif;
  color: #2d2d2d;
  background: #fff;
  overflow-x: hidden;
}

/* ═══════════════════════════════════════════════
   HERO
═══════════════════════════════════════════════ */
.ok-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: #b8ddd7;
}
.ok-hero__bg {
  position: absolute;
  inset: 0;
  background-image: url('https://mannaevent.com/trans/wp-content/uploads/2026/06/%EA%B4%9C%EC%B0%AE%EC%A7%80-%EC%95%8A%EC%95%84%EB%8F%84-%EA%B4%9C%EC%B0%AE%EC%95%84.jpg');
  background-size: cover;
  background-position: center top;
  opacity: 0.55;
}
.ok-hero__crack {
  position: absolute;
  top: 0; left: 0;
  width: 55%;
  max-width: 480px;
  opacity: 0.45;
  pointer-events: none;
}
.ok-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(50,110,100,.45) 0%, rgba(20,60,55,.6) 100%);
}
.ok-hero__body {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 60px 24px 80px;
  max-width: 680px;
}
.ok-hero__sub {
  font-size: .8rem;
  font-weight: 500;
  letter-spacing: .2em;
  color: rgba(255,255,255,.82);
  text-transform: uppercase;
  margin-bottom: 18px;
}
.ok-hero__calli {
  font-size: clamp(3.2rem, 12vw, 6.4rem);
  line-height: 1;
  color: #fff;
  text-shadow: 0 2px 12px rgba(60,140,120,.6), 0 6px 32px rgba(20,80,70,.4);
  margin-bottom: 6px;
  font-family: 'Nanum Myeongjo', serif;
}
.ok-hero__calli-small {
  display: block;
  font-size: clamp(.95rem, 3.5vw, 1.5rem);
  font-weight: 400;
  letter-spacing: .12em;
  color: rgba(255,255,255,.75);
  margin-bottom: 30px;
}
.ok-hero__eng {
  font-size: .78rem;
  letter-spacing: .18em;
  color: rgba(255,255,255,.6);
  margin-bottom: 36px;
  text-transform: uppercase;
}
.ok-hero__dates {
  display: inline-block;
  border: 1px solid rgba(255,255,255,.45);
  border-radius: 40px;
  padding: 10px 28px;
  font-size: .95rem;
  color: rgba(255,255,255,.9);
  letter-spacing: .06em;
  margin-bottom: 44px;
  background: rgba(255,255,255,.08);
  backdrop-filter: blur(4px);
}
.ok-hero__btns {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
}
.ok-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 30px;
  border-radius: 40px;
  font-size: .9rem;
  font-weight: 500;
  text-decoration: none;
  transition: transform .2s, box-shadow .2s;
  cursor: pointer;
  border: none;
}
.ok-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,.2); }
.ok-btn--primary { background: #6dbfb0; color: #fff; }
.ok-btn--outline {
  background: rgba(255,255,255,.12);
  border: 1.5px solid rgba(255,255,255,.6);
  color: #fff;
  backdrop-filter: blur(4px);
}
.ok-btn svg { width: 16px; height: 16px; fill: currentColor; flex-shrink: 0; }

/* ═══════════════════════════════════════════════
   QUOTE BAND
═══════════════════════════════════════════════ */
.ok-quote {
  background: #e8f7f4;
  padding: 60px 24px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.ok-quote::before,
.ok-quote::after {
  content: '';
  position: absolute;
  width: 6px;
  top: 0; bottom: 0;
  background: linear-gradient(180deg, #6dbfb0, #a8d8d0);
}
.ok-quote::before { left: 0; }
.ok-quote::after  { right: 0; }
.ok-quote__mark {
  font-size: 4rem;
  line-height: 1;
  color: #6dbfb0;
  font-family: Georgia, serif;
  opacity: .5;
  display: block;
  margin-bottom: -16px;
}
.ok-quote__text {
  font-size: clamp(.95rem, 2.5vw, 1.2rem);
  font-style: italic;
  color: #3d9e8e;
  line-height: 1.7;
  max-width: 620px;
  margin: 0 auto 10px;
}
.ok-quote__text--kr {
  font-style: normal;
  color: #555;
  font-size: clamp(.85rem, 2vw, 1rem);
}
.ok-quote__attr {
  font-size: .78rem;
  color: #888;
  letter-spacing: .12em;
  margin-top: 16px;
}

/* ═══════════════════════════════════════════════
   INTRO
═══════════════════════════════════════════════ */
.ok-intro {
  max-width: 760px;
  margin: 0 auto;
  padding: 72px 28px;
  text-align: center;
}
.ok-section-label {
  font-size: .72rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: #6dbfb0;
  font-weight: 700;
  margin-bottom: 12px;
}
.ok-intro__title {
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  font-family: 'Nanum Myeongjo', serif;
  color: #2d2d2d;
  line-height: 1.4;
  margin-bottom: 28px;
}
.ok-intro__title em { color: #6dbfb0; font-style: normal; }
.ok-intro__body {
  font-size: 1rem;
  line-height: 1.95;
  color: #555;
  text-align: left;
}
.ok-intro__body + .ok-intro__body { margin-top: 18px; }
.ok-intro__highlight {
  display: block;
  margin: 28px 0;
  font-size: 1.05rem;
  color: #3d9e8e;
  font-weight: 700;
  text-align: center;
  letter-spacing: .03em;
}

/* ═══════════════════════════════════════════════
   SCHEDULE
═══════════════════════════════════════════════ */
.ok-schedule {
  background: linear-gradient(135deg, #f0faf8 0%, #e2f5f0 100%);
  padding: 72px 24px;
}
.ok-schedule__inner { max-width: 780px; margin: 0 auto; }
.ok-schedule__heading { text-align: center; margin-bottom: 48px; }
.ok-schedule__title {
  font-size: clamp(1.4rem, 3.5vw, 2rem);
  font-family: 'Nanum Myeongjo', serif;
  color: #2d2d2d;
}
.ok-schedule__subtitle {
  font-size: .85rem;
  color: #888;
  margin-top: 8px;
  font-style: italic;
}
.ok-schedule__list { display: flex; flex-direction: column; gap: 0; }
.ok-schedule__item {
  display: grid;
  grid-template-columns: 200px 1fr;
  align-items: stretch;
  border-bottom: 1px solid rgba(109,191,176,.25);
}
.ok-schedule__item:last-child { border-bottom: none; }
.ok-schedule__date {
  padding: 20px 16px 20px 0;
  border-right: 2px solid #6dbfb0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.ok-schedule__date-main { font-size: .9rem; font-weight: 700; color: #2d2d2d; }
.ok-schedule__content {
  padding: 20px 0 20px 20px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.ok-schedule__theme { font-size: 1rem; font-weight: 700; color: #3d9e8e; }
.ok-schedule__speaker { font-size: .82rem; color: #888; margin-top: 4px; }

@media (max-width: 520px) {
  .ok-schedule__item { grid-template-columns: 1fr; }
  .ok-schedule__date { border-right: none; border-bottom: 1px dashed #a8d8d0; padding-bottom: 10px; }
  .ok-schedule__content { padding-left: 0; padding-top: 10px; }
}

/* ═══════════════════════════════════════════════
   HOW TO PARTICIPATE
═══════════════════════════════════════════════ */
.ok-how { max-width: 800px; margin: 0 auto; padding: 72px 28px; }
.ok-how__heading { text-align: center; margin-bottom: 48px; }
.ok-how__title {
  font-size: clamp(1.4rem, 3.5vw, 2rem);
  font-family: 'Nanum Myeongjo', serif;
  color: #2d2d2d;
}
.ok-how__cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}
.ok-how__card {
  background: #fff;
  border: 1.5px solid #c9ede8;
  border-radius: 16px;
  padding: 32px 24px;
  position: relative;
  overflow: hidden;
}
.ok-how__card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, #6dbfb0, #a8d8d0);
}
.ok-how__num {
  font-size: 2.8rem;
  font-weight: 700;
  color: #d5efeb;
  line-height: 1;
  margin-bottom: 12px;
  font-family: 'Nanum Myeongjo', serif;
}
.ok-how__card-title { font-size: 1.02rem; font-weight: 700; color: #3d9e8e; margin-bottom: 10px; }
.ok-how__card-body { font-size: .88rem; line-height: 1.75; color: #666; }

/* ═══════════════════════════════════════════════
   NOTICE
═══════════════════════════════════════════════ */
.ok-notice { background: #f9f9f9; padding: 64px 28px; }
.ok-notice__inner { max-width: 760px; margin: 0 auto; }
.ok-notice__heading { text-align: center; margin-bottom: 36px; }
.ok-notice__title {
  font-size: clamp(1.3rem, 3vw, 1.8rem);
  font-family: 'Nanum Myeongjo', serif;
  color: #2d2d2d;
}
.ok-notice__section { margin-bottom: 32px; }
.ok-notice__section-title {
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: #6dbfb0;
  border-bottom: 1px solid #c9ede8;
  padding-bottom: 8px;
  margin-bottom: 14px;
}
.ok-notice__list { list-style: none; display: flex; flex-direction: column; gap: 9px; counter-reset: notice-cnt; }
.ok-notice__list li {
  font-size: .9rem;
  line-height: 1.65;
  color: #555;
  padding-left: 22px;
  position: relative;
  counter-increment: notice-cnt;
}
.ok-notice__list li::before {
  content: counter(notice-cnt) '.';
  position: absolute;
  left: 0;
  color: #6dbfb0;
  font-weight: 700;
  font-size: .82rem;
}

/* ═══════════════════════════════════════════════
   RESOURCES
═══════════════════════════════════════════════ */
.ok-resources {
  background: linear-gradient(135deg, #3d9e8e, #6dbfb0);
  padding: 72px 28px;
  text-align: center;
}
.ok-resources__title {
  font-size: clamp(1.4rem, 3.5vw, 2rem);
  font-family: 'Nanum Myeongjo', serif;
  color: #fff;
  margin-bottom: 12px;
}
.ok-resources__sub { font-size: .88rem; color: rgba(255,255,255,.8); margin-bottom: 44px; }
.ok-resources__grid {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: center;
  max-width: 720px;
  margin: 0 auto;
}
.ok-res-card {
  background: rgba(255,255,255,.15);
  border: 1.5px solid rgba(255,255,255,.35);
  backdrop-filter: blur(8px);
  border-radius: 16px;
  padding: 28px 28px 24px;
  min-width: 160px;
  text-align: center;
  text-decoration: none;
  transition: background .2s, transform .2s;
  color: #fff;
}
.ok-res-card:hover { background: rgba(255,255,255,.28); transform: translateY(-4px); }
.ok-res-card__icon { width: 40px; height: 40px; margin: 0 auto 14px; fill: #fff; display: block; }
.ok-res-card__label { font-size: .95rem; font-weight: 700; }

/* ═══════════════════════════════════════════════
   CLOSING
═══════════════════════════════════════════════ */
.ok-closing { padding: 80px 24px; text-align: center; background: #fff; }
.ok-closing__calli {
  font-size: clamp(2rem, 8vw, 4rem);
  font-family: 'Nanum Myeongjo', serif;
  color: #6dbfb0;
  margin-bottom: 20px;
  text-shadow: 0 2px 14px rgba(109,191,176,.25);
}
.ok-closing__body {
  font-size: 1rem;
  color: #555;
  line-height: 1.85;
  max-width: 560px;
  margin: 0 auto 36px;
}
.ok-closing__body strong { color: #3d9e8e; }
.ok-closing__tag { font-size: .78rem; letter-spacing: .2em; color: #aaa; text-transform: uppercase; }