/* Core layout */
body {
  margin: 0;
  background: #ffffff;
  color: #111827;
  font-size: 16px;
  line-height: 1.5;
  font-family: "Noto Sans KR", "Apple SD Gothic Neo", "Malgun Gothic", "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
}

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

.container {
  width: 100%;
  max-width: 72rem;
  margin: 0 auto;
  padding: 0 1rem;
}

.page-header {
  padding: 1.5rem 0 1rem;
}
.page-header h1 { margin: 0 0 .35rem; font-size: 1.75rem; }
.page-header .page-sub { margin: 0; color: #6b7280; }

.section { padding: 1.25rem 0; }

/* about/ceo: photo vertically centered with text */
.ceo-hero.ceo-wrap {
  display: flex;
  gap: 40px;
  align-items: center;
}
.ceo-wrap {
  display: flex;
  gap: 40px;
  align-items: center;
}
.ceo-hero {
  display: flex;
  gap: 40px;
  align-items: center;
}
.ceo-photo {
  flex: 0 0 320px;
  display: flex;
  justify-content: center;
  align-self: center;
}
.ceo-photo img {
  max-width: 100%;
  height: auto;
  display: block;
}
.ceo-copy {
  flex: 1 1 auto;
}
@media (max-width: 900px) {
  .ceo-photo {
    flex-basis: auto;
  }
}
@media (max-width: 768px) {
  .ceo-wrap {
    flex-direction: column;
    align-items: center;
  }
  .ceo-photo {
    flex: 0 0 auto;
  }
  .ceo-message {
    width: 100%;
  }
}

.ceo-sign {
  text-align: right;
  margin-top: 40px;
}
@media (max-width: 768px) {
  .ceo-sign {
    text-align: center;
    margin-top: 24px;
  }
}

/* Reserve complete (short message) */
.reserve-complete.simple {
  max-width: 480px;
  margin: 80px auto;
  text-align: center;
  padding: 0 1rem;
}
.reserve-complete.simple h1 {
  font-size: 22px;
  margin: 0 0 12px;
}
.reserve-complete.simple .desc {
  font-size: 15px;
  color: #555;
  margin: 0 0 28px;
}
.reserve-complete.simple .actions {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

/* Header logo sizing */
header .logo-main,
.site-header .logo-main,
.navbar .logo-main {
  max-height: 44px;
  height: auto;
  width: auto;
  display: block;
  object-fit: contain;
}
.site-header .navbar-brand {
  display: inline-flex;
  align-items: center;
  padding: 8px 0;
}
@media (max-width: 1024px) {
  header .logo-main,
  .site-header .logo-main,
  .navbar .logo-main {
    max-height: 40px;
  }
}
@media (max-width: 560px) {
  header .logo-main,
  .site-header .logo-main,
  .navbar .logo-main {
    max-height: 34px;
  }
}

/* Header layout adjustments to wrap larger logo */
header,
.site-header,
.navbar {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  z-index: 2000;
  height: auto;
  min-height: auto;
  padding-top: 6px;
  padding-bottom: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  overflow: visible;
  border-bottom: 1px solid #eee;
}
.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: auto;
  min-height: inherit;
}

@media (max-width: 767px) {
  header,
  .site-header,
  .navbar {
    padding-top: 6px;
    padding-bottom: 6px;
  }
}

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  min-height: 520px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100vw;
  margin-left: calc(50% - 50vw);
}
.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}
.hero-bg .hero-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0.45),
    rgba(0, 0, 0, 0.55)
  );
}
.hero-inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  min-height: 420px;
}
.hero-content {
  max-width: 560px;
  color: #fff;
}
.hero-tagline {
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
  opacity: 0.9;
}
.hero-title {
  font-size: 2.6rem;
  line-height: 1.25;
  font-weight: 800;
  margin-bottom: 1rem;
}
.hero-subtitle {
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 1.8rem;
  opacity: 0.96;
}
.hero-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}
.hero-actions .btn { min-width: 140px; }
@media (max-width: 768px) {
  .hero { min-height: 440px; }
  .hero-inner { justify-content: center; text-align: center; }
  .hero-content { align-items: center; max-width: 100%; }
  .hero-title { font-size: 2rem; }
  .hero-subtitle { font-size: 0.95rem; }
  .hero-actions { justify-content: center; }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .35rem;
  padding: .5rem 1rem;
  border-radius: .65rem;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
}
.btn-sm { padding: .35rem .75rem; font-size: .9rem; }
.btn-lg { padding: .75rem 1.25rem; font-size: 1.05rem; }
.btn-primary { background: #ff2e63; color: #fff; border-color: #ff2e63; }
.btn-primary:hover { background: #e02656; border-color: #e02656; }
.btn-secondary { background: #e5e7eb; color: #111827; border-color: #e5e7eb; }
.btn-secondary:hover { background: #d1d5db; }
.btn-outline { background: transparent; color: #111827; border-color: #d1d5db; }
.btn-outline:hover { border-color: #9ca3af; }
.btn:disabled { opacity: .6; cursor: not-allowed; }

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: .2rem .6rem;
  border-radius: 999px;
  font-size: .85rem;
  border: 1px solid #e5e7eb;
  background: #f3f4f6;
  color: #374151;
}
.badge-status { background: #111827; color: #fff; border-color: #111827; }
.badge-open { background: #10b981; border-color: #10b981; color: #fff; }
.badge-wait { background: #f59e0b; border-color: #f59e0b; color: #fff; }
.badge-closed { background: #9ca3af; border-color: #9ca3af; color: #fff; }

/* Cards */
.card {
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  background: #fff;
  display: flex;
  flex-direction: column;
}
.card-header { padding: .9rem 1rem; border-bottom: 1px solid #f1f5f9; }
.card-body { padding: 1rem; display: grid; gap: .35rem; }
.card-footer { padding: .85rem 1rem; border-top: 1px solid #f1f5f9; }
.card-grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }

/* Tables */
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { padding: .65rem .5rem; border: 1px solid #e5e7eb; text-align: left; }
.table th { background: #f9fafb; font-weight: 700; }
.table-bordered { border: 1px solid #e5e7eb; }
.table-striped tbody tr:nth-child(odd) { background: #f9fafb; }
.table-hover tbody tr:hover { background: #f3f4f6; }

/* FAQ */
.faq-item { border: 1px solid #e5e7eb; border-radius: 10px; padding: .5rem .75rem; background: #fff; }
.faq-item + .faq-item { margin-top: .5rem; }
.faq-question { font-weight: 700; }
.faq-answer { margin-top: .35rem; color: #374151; }

/* Nav submenu */
.site-header .nav-submenu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 160px;
  padding: 8px 0;
  margin: 0;
  list-style: none;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
  z-index: 1000;
}
.site-header .nav-submenu li a {
  display: block;
  padding: 8px 16px;
  white-space: nowrap;
}
.site-header .nav-item-has-sub { position: relative; }
.site-header .nav-item-has-sub:hover > .nav-submenu,
.site-header .nav-item-has-sub:focus-within > .nav-submenu {
  display: block;
}

/* About CEO */
.section-about-ceo {
  padding: 0;
}
.section-about-ceo .container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 60px 20px 80px;
}
.page-header-ceo,
.page-header-about {
  max-width: 1100px;
  margin: 40px auto 10px;
  padding: 0 20px 24px;
  border-bottom: 1px solid #eee;
}
.page-header-ceo h1,
.page-header-about h1 {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}
.page-header-ceo p,
.page-header-about p {
  font-size: 16px;
  color: #666;
  margin: 0;
}
.about-ceo-layout {
  display: flex;
  gap: 40px;
  align-items: flex-start;
}
.about-ceo-photo {
  flex: 0 0 min(320px, 28vw);
  max-width: min(320px, 28vw);
  aspect-ratio: 3 / 4;
  border-radius: 16px;
  overflow: hidden;
}
.about-ceo-photo img.ceo-photo-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 16px;
  display: block;
}
.about-ceo-photo .photo-placeholder {
  width: 100%;
  height: 100%;
  border-radius: 16px;
  background-color: #f7f7f7;
  border: 1px dashed #ddd;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-size: 14px;
  color: #999;
}
.about-ceo-message {
  flex: 1;
  max-width: 650px;
  font-size: 17px;
  line-height: 1.8;
  color: #333;
}
.about-ceo-message p {
  margin-bottom: 18px;
}
.about-ceo-message p:first-of-type strong {
  font-size: 18px;
  font-weight: 700;
}
.about-ceo-message .highlight,
.about-ceo-message p:nth-of-type(2) strong {
  color: #E55C5C;
}
.about-ceo-sign {
  margin-top: 32px;
  text-align: right;
  font-size: 15px;
  color: #555;
}
.about-ceo-sign span strong {
  font-weight: 700;
  letter-spacing: 0.02em;
}

.section-about-intro .container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 60px 20px 80px;
}
.about-intro-layout {
  display: flex;
  gap: 40px;
  align-items: flex-start;
}
.about-intro-photo {
  flex: 0 0 380px;
}
.about-intro-photo img {
  width: 100%;
  border-radius: 16px;
  object-fit: cover;
  display: block;
}
.about-intro-message {
  flex: 1;
  max-width: 650px;
  font-size: 17px;
  line-height: 1.8;
  color: #333;
}
.about-intro-message p {
  margin-bottom: 18px;
}
.about-intro-eyebrow {
  font-size: 18px;
  font-weight: 600;
  color: #222;
  margin-bottom: 24px;
}
.about-intro-subtitle {
  margin-top: 24px;
  margin-bottom: 10px;
  font-size: 17px;
}
.about-intro-message strong {
  font-weight: 700;
}
.about-intro-message strong.highlight {
  color: #E55C5C;
}

.reserve-section.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 40px 20px 80px;
}
.reserve-header {
  text-align: center;
  margin-bottom: 28px;
}
.reserve-title {
  margin: 0 0 8px;
  font-size: 28px;
  font-weight: 700;
}
.reserve-meta {
  margin: 0;
  color: #666;
}
.reserve-layout {
  display: flex;
  gap: 32px;
  align-items: flex-start;
}
.reserve-info-panel {
  flex: 0 0 40%;
  min-height: 420px;
  border: 1px solid #eee;
  border-radius: 16px;
  padding: 24px 24px 32px;
  background-color: #fafafa;
  font-size: 15px;
  line-height: 1.6;
}
.reserve-info-title {
  margin: 0 0 12px;
  font-weight: 600;
}
.reserve-form-card {
  flex: 1;
  border: 1px solid #eee;
  border-radius: 16px;
  padding: 24px 24px 32px;
  background-color: #fff;
  box-shadow: 0 4px 12px rgba(0,0,0,0.03);
}
.reserve-form-card h2 {
  margin: 0 0 20px;
  font-size: 20px;
  font-weight: 600;
}
.reserve-form-card .form-fields {
  display: grid;
  gap: 14px;
}
.reserve-form-card .form-field {
  display: grid;
  gap: 4px;
}
.reserve-form-card label {
  display: block;
  font-size: 14px;
  color: #333;
}
.reserve-form-card input,
.reserve-form-card select,
.reserve-form-card textarea {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid #ddd;
  border-radius: 8px;
}
.reserve-form-card input[type="file"] {
  padding: 0;
}
.reserve-actions {
  margin-top: 16px;
  text-align: right;
}
.messages {
  margin-bottom: 1rem;
}
.message {
  padding: .75rem 1rem;
  border-radius: 10px;
  margin-bottom: .5rem;
}
.message.success { background: #ecfdf3; color: #166534; border: 1px solid #bbf7d0; }
.message.error { background: #fef2f2; color: #991b1b; border: 1px solid #fecdd3; }

.form-error {
  margin-top: 4px;
  font-size: 12px;
  color: #dc2626;
}

.app-photo-cell { min-width: 80px; padding: 6px; }
.app-photo-thumb {
  width: 64px;
  height: 64px;
  object-fit: cover;
  border-radius: 12px;
  display: block;
}
.app-photo-section {
  margin-top: 24px;
  padding-top: 8px;
}
.app-photo-section h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
}
.app-photo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  align-items: flex-start;
}
.app-photo-card {
  background-color: #fff;
  border-radius: 16px;
  padding: 12px 12px 16px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  border: 1px solid #eee;
}
.app-photo-title {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 8px;
  color: #444;
}
.app-photo-caption {
  margin-top: 6px;
  font-size: 12px;
  color: #777;
  word-break: break-all;
}
.app-photo-thumb-large {
  width: 100%;
  max-width: 260px;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 12px;
  display: block;
  margin: 0 auto;
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

@media (max-width: 768px) {
  .page-header-ceo h1,
  .page-header-about h1 { font-size: 26px; }
  .page-header-ceo p,
  .page-header-about p { font-size: 14px; }
  .about-ceo-layout { flex-direction: column; }
  .about-ceo-photo {
    flex: none;
    width: min(320px, 80vw);
    max-width: min(320px, 80vw);
    margin: 0 auto;
  }
  .about-ceo-photo img.ceo-photo-img {
    margin: 0 auto 20px;
  }
  .about-ceo-message {
    max-width: 100%;
    font-size: 16px;
  }
  .about-ceo-message p { margin-bottom: 16px; }
  .section-about-intro .container {
    padding: 30px 16px 60px;
  }
  .about-intro-message {
    font-size: 16px;
  }
  .about-intro-message p {
    margin-bottom: 16px;
  }
  .reserve-section.container {
    padding: 32px 16px 60px;
  }
  .reserve-layout {
    flex-direction: column;
  }
  .reserve-info-panel,
  .reserve-form-card {
    width: 100%;
  }
  .reserve-title {
    font-size: 26px;
  }
  .reserve-form-card h2 {
    font-size: 18px;
  }
}

@media (max-width: 900px) {
  .about-intro-layout {
    flex-direction: column;
  }
  .about-intro-photo {
    flex: none;
    width: 100%;
  }
  .about-intro-photo img {
    width: 100%;
    max-height: 340px;
    object-fit: cover;
  }
}

/* Misc */
.section-title { margin: 0 0 .5rem; font-size: 1.25rem; }
.muted { color: #6b7280; }

/* Layout helper */
.container-960 { width: 100%; max-width: 60rem; margin: 0 auto; padding: 1.25rem 1rem; }
.container-main {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px 80px;
}
.section-block { margin-top: 64px; }

/* Home: sessions summary */
.section-sessions .section-title,
.section-gallery .section-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin: 0 0 .35rem;
}
.section-sessions .section-subtitle,
.section-gallery .section-subtitle {
  font-size: 0.95rem;
  color: #555;
  margin: 0 0 1.5rem;
}
.section-sessions { margin-top: 64px; }
.sessions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 24px;
}
.summary-card {
  border-radius: 16px;
  padding: 16px 18px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.05);
  display: flex;
  flex-direction: column;
  min-height: 100%;
  line-height: 1.5;
}
.summary-head {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.summary-title {
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: -0.3px;
  line-height: 1.25;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: clip;
  margin: 0;
}
.summary-when {
  font-size: 0.85rem;
  color: #888;
  line-height: 1.3;
  white-space: nowrap;
}

.session-card-grid .card-header > div {
  min-width: 0;
}
.session-card-grid .card-header .card-title {
  white-space: nowrap;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.4px;
  line-height: 1.2;
  overflow: hidden;
  text-overflow: clip;
}

@media (max-width: 480px) {
  .summary-title,
  .session-card-grid .card-header .card-title {
    font-size: 0.9rem;
    letter-spacing: -0.5px;
  }
  .summary-when {
    font-size: 0.78rem;
  }
}
.summary-place {
  font-size: 0.9rem;
  color: #555;
  margin-bottom: 8px;
}
.summary-label {
  font-size: 0.85rem;
  font-weight: 600;
  margin: 8px 0 4px;
}
.applicants-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 10px;
}
.applicants-box {
  border: 1px solid #ececec;
  border-radius: 12px;
  padding: 10px 10px 8px;
  background: #fff;
  min-height: 64px;
}
.applicants-box-title {
  font-weight: 700;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.applicants-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 8px;
}
.applicant-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 8px;
  border-radius: 999px;
  background: #f6f6f6;
  font-size: 13px;
  line-height: 1.1;
  white-space: nowrap;
}
.applicant-chip .sep {
  opacity: 0.5;
}
.applicants-empty {
  color: #8b8b8b;
  font-size: 13px;
}
.summary-applicants {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 0.9rem;
}
.summary-applicants li + li { margin-top: 2px; }
.summary-empty {
  font-size: 0.9rem;
  color: #999;
}
.summary-height-range p {
  font-size: 0.9rem;
  margin-bottom: 2px;
}
.summary-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 12px;
}
.summary-footer .btn-sm {
  padding: 0.45rem 0.9rem;
  font-size: 0.85rem;
}
@media (max-width: 560px) {
  .applicants-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .session-capacity .capacity-row {
    font-size: 12px;
    line-height: 1.15;
    white-space: nowrap;
  }
}
.section-gallery { margin-top: 64px; }

/* Lower stacking for session headers to stay under gallery modal */
.sessions-header,
.session-tabs,
.schedule-header,
.session-bar,
.timeline-nav {
  position: relative !important;
  z-index: auto !important;
}

/* Gallery modal */
.gallery-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  z-index: 99998;
  display: none;
}
.gallery-modal {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 99999;
  background: #111;
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
  display: none;
}
.gallery-modal img,
.gallery-image {
  display: block;
  max-width: 90vw;
  max-height: 80vh;
  border-radius: 12px;
  opacity: 1;
  filter: none;
}
.gallery-overlay.is-open,
.gallery-modal.is-open {
  display: block;
}
.gallery-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: none;
  background: #fff;
  color: #333;
  font-size: 20px;
  line-height: 32px;
  text-align: center;
  cursor: pointer;
  z-index: 100000;
}
.gallery-close:hover {
  background: #f3f4f6;
}
.gallery-close:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}
body.no-scroll { overflow: hidden; }

/* Footer */
.site-footer {
  border-top: 1px solid #eee;
  padding: 16px 0;
  margin-top: 40px;
  font-size: 0.85rem;
  color: #777;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-nav a {
  color: #777;
  text-decoration: none;
}

.footer-nav a:hover {
  text-decoration: underline;
}

.footer-divider {
  margin: 0 6px;
  color: #ccc;
}

@media (max-width: 640px) {
  .footer-inner {
    flex-direction: column;
    gap: 4px;
  }
}

@media (max-width: 768px) {
  .app-photo-grid {
    gap: 16px;
  }
}

.app-photo-thumb-large {
  width: 100% !important;
  max-width: 260px !important;
  aspect-ratio: 1 / 1 !important;
  object-fit: cover !important;
  border-radius: 12px !important;
  display: block !important;
  margin: 0 auto !important;
  box-shadow: 0 4px 12px rgba(0,0,0,0.08) !important;
  height: auto !important;
}

.home-sessions-section,
.section-sessions,
.home-gallery-section,
.section-gallery,
.summary-card,
.session-card,
.gallery-item,
.main-section,
.content-section {
  position: relative;
  z-index: 1;
}

.session-admin-page {
  max-width: 900px;
  margin: 40px auto 60px;
  padding: 0 20px;
}
.session-admin-page h1 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 24px;
}
.session-form-card {
  background-color: #fff;
  border-radius: 16px;
  border: 1px solid #e3e3e3;
  padding: 24px 24px 28px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.03);
}
.session-form-grid {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.session-form-row {
  display: flex;
  align-items: center;
}
.session-form-row-inline {
  display: flex;
  gap: 12px;
}
.session-form-row-datetime .session-form-field {
  width: 100%;
}
.session-datetime-group {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto 120px;
  column-gap: 8px;
  align-items: center;
}
.session-datetime-group .date-field-wrapper,
.session-datetime-group .time-field-wrapper {
  width: 100%;
}
.session-datetime-separator {
  font-size: 13px;
  color: #666;
  white-space: nowrap;
}
.session-datetime-group input[type="text"] {
  width: 100%;
  box-sizing: border-box;
}
.session-form-inline {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 8px;
}
.session-form-label {
  width: 140px;
  font-size: 14px;
  color: #333;
}
.session-form-field {
  flex: 1;
}
.session-form-field input,
.session-form-field select,
.session-form-field textarea {
  width: 100%;
  border: 1px solid #ddd;
  border-radius: 6px;
  padding: 6px 8px;
  font-size: 14px;
}
.session-form-field textarea {
  height: 100px;
}
.session-form-actions {
  margin-top: 20px;
  display: flex;
  gap: 8px;
  justify-content: flex-end;
}

@media (max-width: 768px) {
  .session-form-row {
    flex-direction: column;
    align-items: flex-start;
  }
  .session-form-row-inline {
    flex-direction: column;
  }
  .session-form-row-datetime .session-datetime-group {
    grid-template-columns: 1fr;
    row-gap: 6px;
  }
  .session-datetime-separator {
    justify-self: flex-start;
  }
  .session-form-inline {
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
  }
  .session-form-label {
    width: 100%;
    margin-bottom: 4px;
  }
}

/* ===== 오늘,봄 참여방법(가이드 이미지 페이지) ===== */
.ob-page { padding: 32px 0 64px; }
.ob-container { width: min(980px, 92vw); margin: 0 auto; }

/* ===== 고객센터 공통 ===== */
.ob-support { padding-top: 10px; }
.ob-support-head { margin: 14px 0 24px; }
.ob-support-title { font-size: 28px; margin: 0 0 6px; }
.ob-support-sub { color: #666; margin: 0; }

.ob-empty{
  margin-top: 18px;
  padding: 18px 16px;
  border: 1px solid rgba(0,0,0,.08);
  border-radius: 14px;
  background: rgba(0,0,0,.02);
  color: #333;
}

/* ===== 공지사항 게시판 ===== */
.ob-board{
  border: 1px solid rgba(0,0,0,.08);
  border-radius: 16px;
  overflow: hidden;
  background: #fff;
}
.ob-board-head{
  display: grid;
  grid-template-columns: 90px 1fr 140px;
  padding: 12px 14px;
  background: rgba(0,0,0,.02);
  border-bottom: 1px solid rgba(0,0,0,.06);
  font-weight: 700;
}
.ob-board-row{
  display: grid;
  grid-template-columns: 90px 1fr 140px;
  padding: 12px 14px;
  text-decoration: none;
  color: inherit;
  border-bottom: 1px solid rgba(0,0,0,.06);
}
.ob-board-row:hover{ background: rgba(0,0,0,.02); }
.ob-board-row:last-child{ border-bottom: 0; }
.ob-col-date{ color: #666; text-align: right; }
.ob-col-id{ color: #666; }

/* ===== 공지 상세 ===== */
.ob-article{
  border: 1px solid rgba(0,0,0,.08);
  border-radius: 16px;
  background: #fff;
  overflow: hidden;
}
.ob-article-top{
  padding: 18px 18px 12px;
  border-bottom: 1px solid rgba(0,0,0,.06);
}
.ob-article-title{ margin: 0 0 8px; font-size: 20px; }
.ob-article-meta{ color: #666; font-size: 13px; }
.ob-article-body{
  padding: 18px;
  line-height: 1.75;
  color: #222;
}
.ob-article-actions{
  padding: 14px 18px 18px;
}
.ob-btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 14px;
  border-radius: 12px;
  border: 1px solid rgba(0,0,0,.10);
  text-decoration: none;
  color: #222;
  background: #fff;
  font-weight: 700;
}
.ob-btn:hover{ background: rgba(0,0,0,.02); }

/* ===== FAQ(아코디언) ===== */
.ob-faq{ display: grid; gap: 10px; }
.ob-faq-item{
  border: 1px solid rgba(0,0,0,.08);
  border-radius: 14px;
  background: #fff;
  overflow: hidden;
}
.ob-faq-q{
  cursor: pointer;
  padding: 14px 16px;
  font-weight: 800;
  list-style: none;
}
.ob-faq-q::-webkit-details-marker{ display:none; }
.ob-faq-a{
  padding: 0 16px 16px;
  color: #333;
  line-height: 1.7;
}

@media (max-width: 640px){
  .ob-board-head,
  .ob-board-row{
    grid-template-columns: 64px 1fr 92px;
  }
  .ob-support-title{ font-size: 22px; }
}

/* ===== session_admin 간단 UI 보강(없어도 동작하지만 보기 좋게) ===== */
.sa-pagehead{ display:flex; align-items:center; justify-content:space-between; gap:12px; margin: 8px 0 18px; }
.sa-btn{ display:inline-flex; align-items:center; justify-content:center; padding:10px 14px; border-radius:12px; border:1px solid rgba(0,0,0,.12); text-decoration:none; color:#222; background:#fff; font-weight:700; }
.sa-btn:hover{ background: rgba(0,0,0,.02); }
.sa-btn-primary{ background:#111; color:#fff; border-color:#111; }
.sa-btn-primary:hover{ background:#000; }
.sa-btn-danger{ border-color: rgba(200,0,0,.25); color:#a40000; }
.sa-link{ text-decoration:none; font-weight:700; margin-right:10px; }
.sa-danger{ color:#a40000; }
.sa-empty{ padding:14px 12px; border:1px solid rgba(0,0,0,.08); border-radius:14px; background: rgba(0,0,0,.02); }
.sa-table{ border:1px solid rgba(0,0,0,.08); border-radius:14px; overflow:hidden; background:#fff; }
.sa-tr{ display:grid; grid-template-columns: 80px 1fr 90px 120px 140px; gap:10px; padding:12px 14px; border-bottom:1px solid rgba(0,0,0,.06); }
.sa-th{ background: rgba(0,0,0,.02); font-weight:800; }
.sa-tr:last-child{ border-bottom:0; }
.sa-id{ color:#666; }
.sa-sm{ color:#666; text-align:right; }
.sa-actions{ text-align:right; }
.sa-form .sa-field{ margin-bottom: 14px; }
.sa-form label{ display:block; font-weight:800; margin-bottom:6px; }
.ob-input, .ob-textarea, .sa-form select{
  width:100%; padding:10px 12px; border-radius:12px;
  border:1px solid rgba(0,0,0,.14);
}
.sa-inline{ display:flex; align-items:center; gap:10px; }
.sa-actionsbar{ display:flex; gap:10px; align-items:center; }
.sa-card{ border:1px solid rgba(0,0,0,.08); border-radius:14px; padding:14px; background:#fff; }

@media (max-width: 720px){
  .sa-tr{ grid-template-columns: 60px 1fr 70px 92px 120px; }
}

/* ===== session_admin 상단바 ===== */
.sa-topbar{
  position: sticky;
  top: 0;
  z-index: 3100;
  background: #fff;
  border-bottom: 1px solid rgba(0,0,0,.08);
}
.sa-topbar-inner{
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding: 12px 20px;
  max-width: 1200px;
  margin: 0 auto;
}
.sa-brand a{
  font-weight: 800;
  color: #111;
  text-decoration: none;
  letter-spacing: -0.2px;
}
.sa-menu{
  background: transparent;
  padding: 0;
  flex: 1 1 auto;
}
.sa-menu-list{
  list-style: none;
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  gap: 10px;
  margin: 0;
  padding: 0;
  white-space: nowrap;
}
.sa-menu-list > li{
  display: inline-flex;
  align-items: center;
  position: relative;
}
.sa-menu-link{
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  text-decoration: none;
  color: #222;
  font-weight: 700;
  background: rgba(0,0,0,.02);
  border: 1px solid transparent;
}
.sa-menu-link:hover{
  background: rgba(0,0,0,.06);
}
.sa-menu-link.is-active,
.sa-nav-group.has-dropdown.is-open > .sa-menu-link,
.sa-nav-group.has-dropdown.is-active > .sa-menu-link{
  background: #111;
  color: #fff;
  border-color: #111;
}
.sa-nav-group.has-dropdown{
  position: relative;
}
.sa-nav-toggle{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border: 0;
  background: transparent;
  font: inherit;
}
.sa-nav-dropdown{
  position: absolute;
  top: calc(100% - 4px);
  left: 0;
  min-width: 200px;
  padding: 12px 10px 10px;
  border-radius: 12px;
  border: 1px solid rgba(0,0,0,.1);
  background: #fff;
  box-shadow: 0 10px 24px rgba(0,0,0,.12);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(4px);
  transition: opacity 160ms ease, transform 160ms ease, visibility 160ms ease;
  z-index: 3200;
}
.sa-nav-dropdown::before{
  content: "";
  position: absolute;
  left: -4px;
  right: -4px;
  top: -12px;
  height: 12px; /* safe zone bridge */
}
.sa-nav-group.has-dropdown.is-open > .sa-nav-dropdown{
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}
.sa-dd-link{
  display: block;
  padding: 8px 10px;
  border-radius: 8px;
  text-decoration: none;
  color: #222;
  font-weight: 600;
}
.sa-dd-link:hover{
  background: rgba(0,0,0,.04);
}
.sa-actions{
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
  padding-left: 12px;
  border-left: 1px solid rgba(0,0,0,.08);
}
.sa-action-link{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 12px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 700;
  color: #222;
  background: rgba(0,0,0,.02);
}
.sa-action-link:hover{
  background: rgba(0,0,0,.06);
}
.sa-action-primary{
  background: #111;
  color: #fff;
}
.sa-action-primary:hover{
  background: #000;
}

@media (max-width: 960px){
  .sa-brand{ flex-basis: 100%; }
  .sa-actions{
    margin-left: 0;
    border-left: 0;
  }
  .sa-nav-dropdown{
    left: auto;
    right: 0;
  }
}

.ob-guide { margin-top: 22px; }
.ob-guide-figure {
  margin: 0;
  /* 배경 겹침 방지: 이미지 자체 배경을 존중, 래퍼는 투명 */
  background: transparent;
  border-radius: 16px;
  overflow: hidden;
}
.ob-guide-image {
  display: block;
  width: 100%;
  height: auto;
}

/* ===== 참여방법 이미지 내부 클릭 핫스팟(오버레이 링크) ===== */
.ob-guide-figure--hotspot { position: relative; }
.ob-guide-hotspot{
  position: absolute;
  left: calc(var(--hx) * 1%);
  top: calc(var(--hy) * 1%);
  width: calc(var(--hw) * 1%);
  height: calc(var(--hh) * 1%);
  z-index: 10;
  cursor: pointer;
  background: transparent;
  border-radius: 14px;
}
.ob-guide-hotspot:focus-visible{
  outline: 2px solid rgba(0,0,0,.35);
  outline-offset: 2px;
}

/* ===== 네비 드롭다운(참여 방법) ===== */
.ob-nav-dropdown { position: relative; }
.ob-nav-menu {
  position: absolute;
  top: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%);
  min-width: 220px;
  padding: 8px;
  border-radius: 14px;
  border: 1px solid rgba(0,0,0,.08);
  background: #fff;
  box-shadow: 0 10px 30px rgba(0,0,0,.10);
  display: none;
  z-index: 2000;
}
.ob-nav-menu-item {
  display: block;
  padding: 10px 12px;
  border-radius: 10px;
  text-decoration: none;
  color: #222;
  font-weight: 600;
}
.ob-nav-menu-item:hover { background: rgba(0,0,0,.04); }

/* 마우스 이동 중 메뉴가 사라지지 않도록: hover 유지 범위(브릿지) + 트랜지션 */
.ob-nav-dropdown::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  top:100%;
  height:16px; /* 링크->메뉴 이동 시간 확보(브릿지) */
}
.ob-nav-menu{
  opacity: 0;
  transform: translateX(-50%) translateY(-4px);
  transition: opacity 140ms ease, transform 140ms ease;
  pointer-events: none;
}
.ob-nav-dropdown:hover .ob-nav-menu,
.ob-nav-dropdown:focus-within .ob-nav-menu{
  display: block;
  opacity: 1;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}

/* 메뉴 자체에 hover 되어도 열린 상태 유지 */
.ob-nav-menu:hover{
  display:block;
  opacity:1;
  transform: translateX(-50%) translateY(0);
  pointer-events:auto;
}

@media (max-width: 640px) {
  .ob-page { padding: 22px 0 48px; }
}


.ceo-message .accent-red{
  color: #e4584f;
  font-weight: 700;
}