/**
 * APBC 2027 public theme
 * Navy, gold, and warm ivory drawn from the official Save the Date artwork.
 */

:root {
  --apbc-navy: #0c2348;
  --apbc-navy-deep: #07162f;
  --apbc-royal: #1a3f78;
  --apbc-gold: #c6a15b;
  --apbc-gold-light: #e8d5a3;
  --apbc-gold-deep: #8d6a2f;
  --apbc-orange: #e07a2f;
  --apbc-cream: #fbf6ee;
  --apbc-ivory: #fffdf8;
  --apbc-ink: #1c2430;
  --apbc-muted: #5c6570;
  --primary-color: #0c2348;
  --primary-color-rgb: 12, 35, 72;
  --default-color: #1c2430;
}

body {
  background: var(--apbc-cream);
  color: var(--apbc-ink);
  font-family: "Prompt", "Sarabun", "Segoe UI", sans-serif;
}

a {
  color: var(--apbc-royal);
}

a:hover {
  color: var(--apbc-gold-deep);
}

h1, h2, h3, h4, h5, h6,
.section-title h2 {
  font-family: "Cormorant Garamond", "Prompt", "Sarabun", serif;
  color: var(--apbc-navy);
  letter-spacing: 0.01em;
}

/* --------------------------------------------------------------
   Header
-------------------------------------------------------------- */
#header {
  position: relative;
  background: var(--apbc-ivory) !important;
  padding: 8px 0 12px !important;
  box-shadow: 0 8px 24px rgba(7, 22, 47, 0.06) !important;
}

#header::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--apbc-navy) 0%, var(--apbc-gold) 42%, #f6e7c1 50%, var(--apbc-gold) 58%, var(--apbc-navy) 100%);
}

#header.header-scrolled {
  background: var(--apbc-ivory) !important;
  padding: 6px 0 10px !important;
}

#header .logo img,
#imgNavLogo {
  max-height: 68px;
  width: auto;
}

#header .navbar a,
#header .navbar a:focus {
  font-family: "Outfit", "Prompt", sans-serif;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--apbc-navy);
  padding: 8px 12px;
}

#header .navbar-normal a:hover,
#header .navbar-normal li:hover > a,
#header .navbar a:hover {
  color: var(--apbc-gold-deep);
}

#header .navbar-normal li.nav-li-top::before {
  border-bottom-color: var(--apbc-gold);
}

#header .navbar-normal .dropdown ul {
  background: var(--apbc-ivory);
  border: 1px solid var(--apbc-gold-light);
  border-radius: 10px;
  box-shadow: 0 16px 40px rgba(7, 22, 47, 0.12);
  padding: 8px 0;
  min-width: 240px;
}

#header .navbar-normal .dropdown ul a {
  color: var(--apbc-navy);
  font-size: 14px;
  letter-spacing: 0.01em;
  text-transform: none;
  font-weight: 500;
}

#header .navbar-normal .dropdown ul a:hover,
#header .navbar-normal .dropdown ul li:hover > a {
  color: var(--apbc-navy-deep);
  background: rgba(198, 161, 91, 0.16);
}

#header .navbar a.text-warning,
#header .navbar a.text-warning:hover {
  color: var(--apbc-gold-deep) !important;
}

.mobile-nav-toggle {
  color: var(--apbc-navy);
}

.navbar-mobile {
  background: rgba(7, 22, 47, 0.94);
}

.navbar-mobile .mobile-nav-toggle {
  color: var(--apbc-gold-light);
}

.navbar-mobile ul {
  background: var(--apbc-ivory);
  border-radius: 12px;
}

@media (max-width: 991px) {
  #header .navbar-normal a,
  #header .navbar-normal a:focus,
  #header .navbar-mobile a {
    color: var(--apbc-navy);
    letter-spacing: 0.02em;
  }

  #header .navbar-normal a:hover,
  #header .navbar-normal li:hover > a {
    color: var(--apbc-gold-deep);
    background: transparent;
  }
}

/* --------------------------------------------------------------
   Shared controls
-------------------------------------------------------------- */
.btn-primary,
.btn-success {
  background-color: var(--apbc-navy);
  border-color: var(--apbc-navy);
  color: #fff;
}

.btn-primary:hover,
.btn-primary:focus,
.btn-success:hover,
.btn-success:focus {
  background-color: var(--apbc-gold);
  border-color: var(--apbc-gold);
  color: var(--apbc-navy-deep);
}

.btn-outline-primary {
  color: var(--apbc-navy);
  border-color: var(--apbc-navy);
}

.btn-outline-primary:hover {
  background: var(--apbc-navy);
  border-color: var(--apbc-navy);
  color: #fff;
}

.section-title h2 {
  color: var(--apbc-navy);
}

.section-title h2 .display-1 {
  color: var(--apbc-gold-deep);
  font-family: "Cormorant Garamond", "Prompt", serif;
}

.back-to-top {
  background: var(--apbc-navy);
  border: 1px solid var(--apbc-gold);
}

.back-to-top:hover {
  background: var(--apbc-gold);
  color: var(--apbc-navy-deep);
}

.back-to-top:hover i {
  color: var(--apbc-navy-deep);
}

.table thead th {
  background: var(--apbc-navy);
  color: #fff;
  border-color: var(--apbc-navy);
}

/* --------------------------------------------------------------
   Footer
-------------------------------------------------------------- */
#footer {
  background:
    radial-gradient(circle at 12% 20%, rgba(198, 161, 91, 0.18), transparent 28%),
    radial-gradient(circle at 88% 80%, rgba(224, 122, 47, 0.12), transparent 26%),
    linear-gradient(180deg, #12315f 0%, var(--apbc-navy-deep) 100%);
  color: #f6f1e6;
}

#footer::before {
  content: "";
  display: block;
  height: 4px;
  background: linear-gradient(90deg, var(--apbc-navy) 0%, var(--apbc-gold) 42%, #f6e7c1 50%, var(--apbc-gold) 58%, var(--apbc-navy) 100%);
}

#footer .footer-top {
  padding: 48px 0 20px;
}

#footer .footer-top h3,
#footer .footer_seminar_name,
#footer .footer_seminar_date,
#footer .footer-top p {
  color: #f6f1e6 !important;
  font-style: normal;
}

#footer .footer_seminar_name {
  font-family: "Cormorant Garamond", "Prompt", serif;
  font-size: 1.7rem !important;
  font-weight: 600;
}

#footer .footer-link,
#footer .footer-link:link,
#footer .footer-link:visited,
#footer .footer-link:active {
  color: var(--apbc-gold-light) !important;
}

#footer .footer-link:hover {
  color: #fff !important;
}

#footer .footer-bottom {
  border-top: 1px solid rgba(232, 213, 163, 0.25);
  margin-top: 8px;
  padding-top: 18px;
  padding-bottom: 28px;
}

#footer .copyright,
#footer .credits,
#footer .credits a,
#footer .text-dark {
  color: rgba(246, 241, 230, 0.78) !important;
}

#footer .credits a:hover {
  color: var(--apbc-gold-light) !important;
}

.apbc-footer-logos {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 28px;
  margin-bottom: 18px;
}

.apbc-footer-logos img {
  height: 84px;
  width: auto;
  background: #fff;
  border-radius: 50%;
  padding: 4px;
}

.apbc-footer-logos img.apbc-footer-mark {
  height: 72px;
  border-radius: 18px;
  padding: 6px 8px;
}

/* --------------------------------------------------------------
   Homepage
-------------------------------------------------------------- */
.apbc-home {
  background:
    radial-gradient(circle at 0 0, rgba(198, 161, 91, 0.14), transparent 24%),
    radial-gradient(circle at 100% 30%, rgba(224, 122, 47, 0.08), transparent 22%),
    var(--apbc-cream);
}

.apbc-hero {
  background: #f4efe4;
  line-height: 0;
}

.apbc-hero img {
  width: 100%;
  height: auto;
  display: block;
}

.apbc-hero-mobile {
  position: relative;
  overflow: hidden;
  padding: 36px 18px 32px;
  text-align: center;
  color: var(--apbc-navy);
  background:
    radial-gradient(circle at 80% 0%, rgba(224, 122, 47, 0.18), transparent 32%),
    linear-gradient(180deg, #fffaf2 0%, #f3e7cf 100%);
}

.apbc-hero-mobile::before,
.apbc-hero-mobile::after {
  content: "";
  position: absolute;
  width: 140px;
  height: 140px;
  border: 1px solid rgba(198, 161, 91, 0.45);
  transform: rotate(45deg);
}

.apbc-hero-mobile::before { top: -70px; left: -50px; }
.apbc-hero-mobile::after { bottom: -80px; right: -40px; }

.apbc-hero-logos {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  margin-bottom: 8px;
}

.apbc-hero-logos img {
  height: 78px;
  width: auto;
  background: #fff;
  border-radius: 16px;
}

.apbc-kicker {
  position: relative;
  margin: 0;
  font-family: "Great Vibes", cursive;
  font-size: 3.2rem;
  line-height: 1;
  color: var(--apbc-gold-deep);
}

.apbc-kicker span {
  font-family: "Outfit", "Prompt", sans-serif;
  font-weight: 700;
  font-size: 1.7rem;
  letter-spacing: 0.12em;
  color: var(--apbc-navy);
  margin-left: 8px;
}

.apbc-hero-mobile h1 {
  position: relative;
  font-size: 1.7rem;
  line-height: 1.25;
  margin: 8px 0 6px;
}

.apbc-hero-mobile p {
  position: relative;
  margin: 0;
  color: var(--apbc-royal);
}

.apbc-date-pill {
  position: relative;
  display: inline-block;
  margin-top: 14px;
  padding: 8px 16px;
  border-radius: 999px;
  background: var(--apbc-navy);
  color: #fff;
  letter-spacing: 0.04em;
  font-weight: 600;
}

.apbc-ornament {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  color: var(--apbc-gold-deep);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-family: "Outfit", "Prompt", sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
}

.apbc-ornament::before,
.apbc-ornament::after {
  content: "";
  width: 72px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--apbc-gold));
}

.apbc-ornament::after {
  background: linear-gradient(90deg, var(--apbc-gold), transparent);
}

.apbc-section {
  padding: 56px 0;
}

.apbc-facts .container {
  position: relative;
  background:
    radial-gradient(circle at 8% 0%, rgba(224, 122, 47, 0.16), transparent 36%),
    radial-gradient(circle at 96% 100%, rgba(12, 35, 72, 0.08), transparent 34%),
    linear-gradient(180deg, #fff9f1 0%, #f6e7c8 100%);
  border: 1px solid rgba(198, 161, 91, 0.7);
  border-radius: 28px;
  padding: 34px 28px 30px;
  box-shadow: 0 18px 40px rgba(12, 35, 72, 0.08);
  overflow: hidden;
}

.apbc-facts .container::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 5px;
  background: linear-gradient(90deg, var(--apbc-navy) 0%, var(--apbc-gold) 46%, #f6e7c1 50%, var(--apbc-gold) 54%, var(--apbc-navy) 100%);
}

.apbc-facts .apbc-fact {
  height: 100%;
  background: #fff;
  border: 1px solid rgba(198, 161, 91, 0.55);
  border-radius: 18px;
  padding: 22px 20px 18px;
  box-shadow: 0 10px 24px rgba(12, 35, 72, 0.06);
  text-align: center;
}

.apbc-fact i {
  display: inline-flex;
  width: 46px;
  height: 46px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(12, 35, 72, 0.1);
  color: var(--apbc-navy);
  font-size: 1.25rem;
  margin-bottom: 8px;
}

.apbc-facts .col-md-4:nth-child(2) .apbc-fact i {
  background: rgba(198, 161, 91, 0.28);
  color: var(--apbc-gold-deep);
}

.apbc-facts .col-md-4:nth-child(3) .apbc-fact i {
  background: rgba(224, 122, 47, 0.18);
  color: #c45e14;
}

.apbc-fact h3 {
  font-size: 1.45rem;
  margin-bottom: 6px;
}

.apbc-fact p {
  margin: 0;
  color: var(--apbc-muted);
}

.apbc-welcome-card {
  background: var(--apbc-ivory);
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid rgba(198, 161, 91, 0.35);
  box-shadow: 0 18px 40px rgba(12, 35, 72, 0.06);
}

.apbc-welcome-card h2 {
  font-size: clamp(2rem, 3vw, 2.8rem);
  line-height: 1.15;
  margin-bottom: 12px;
}

.apbc-welcome-card p {
  color: #3a4452;
  font-size: 1.05rem;
}

.apbc-host-row {
  display: flex;
  gap: 16px;
  align-items: center;
  margin-top: 18px;
}

.apbc-host-row img {
  width: 84px;
  height: 84px;
  object-fit: contain;
  background: #fff;
  border-radius: 50%;
  border: 1px solid var(--apbc-gold-light);
  padding: 4px;
}

.apbc-host-row strong {
  display: block;
  color: var(--apbc-navy);
}

.apbc-host-row span {
  color: var(--apbc-muted);
  font-size: 0.95rem;
}

.apbc-explore-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 22px 20px 18px;
  border-radius: 18px;
  background: var(--apbc-ivory);
  border: 1px solid rgba(12, 35, 72, 0.08);
  color: var(--apbc-navy);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.apbc-explore-card:hover {
  transform: translateY(-4px);
  color: var(--apbc-navy);
  border-color: var(--apbc-gold);
  box-shadow: 0 16px 32px rgba(12, 35, 72, 0.1);
}

.apbc-explore-card i {
  font-size: 1.5rem;
  color: var(--apbc-gold-deep);
  margin-bottom: 8px;
}

.apbc-explore-card h3 {
  font-size: 1.45rem;
  margin-bottom: 6px;
}

.apbc-explore-card p {
  color: var(--apbc-muted);
  margin-bottom: 0;
  flex: 1;
}

.apbc-explore-card em {
  display: inline-block;
  margin-top: 12px;
  font-style: normal;
  font-family: "Outfit", "Prompt", sans-serif;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--apbc-royal);
}

.apbc-contact-band {
  background: var(--apbc-navy);
  color: #f6f1e6;
  padding: 36px 0;
  text-align: center;
}

.apbc-contact-band h2,
.apbc-contact-band p,
.apbc-contact-band a {
  color: #f6f1e6;
}

.apbc-contact-band a {
  color: var(--apbc-gold-light);
  font-weight: 600;
}

.apbc-contact-band .apbc-ornament {
  color: var(--apbc-gold-light);
}

@media (max-width: 767px) {
  .apbc-section { padding: 36px 0; }
  .apbc-footer-logos img { height: 68px; }
  .apbc-host-row { align-items: flex-start; }
  #header .logo img,
  #imgNavLogo { max-height: 54px; }
}