@charset "utf-8";
/* CSS Document */
 
:root {
  --navy: #1a2a6c;
  --navy-dark: #0f1a4a;
  --navy-mid: #1e3270;
  --red: #cc2222;
  --red-light: #e53333;
  --red-accent: #ff4444;
  --white: #ffffff;
  --off-white: #f7f8fc;
  --light-gray: #eef0f7;
  --mid-gray: #8892b0;
  --dark-text: #0d1b3e;
  --gold: #e8b84b;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Open Sans', sans-serif;
  color: var(--dark-text);
  background: var(--white);
  overflow-x: hidden;
}

/* ===================== TOP BAR ===================== */
.top-bar {
  background: var(--navy-dark);
  color: rgba(255,255,255,0.85);
  font-size: 0.78rem;
  padding: 6px 0;
  text-align: center;
  letter-spacing: 0.5px;
}
.top-bar span { color: var(--gold); font-weight: 600; }

/* ===================== HEADER ===================== */
.site-header {
  background: var(--white);
  box-shadow: 0 2px 20px rgba(26,42,108,0.12);
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: 10px 0;
}
.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo-wrap {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}
.logo-svg { width: 56px; height: 56px; }
.logo-text { line-height: 1.2; }
.logo-text .org { font-family: 'Montserrat', sans-serif; font-size: 0.7rem; font-weight: 700; color: var(--mid-gray); letter-spacing: 2px; text-transform: uppercase; }
.logo-text .name { font-family: 'Montserrat', sans-serif; font-size: 1.15rem; font-weight: 900; color: var(--navy); letter-spacing: 1px; }
.logo-text .conf { font-family: 'Montserrat', sans-serif; font-size: 0.85rem; font-weight: 700; color: var(--red); letter-spacing: 2px; }

/* ===================== NAVBAR ===================== */
.navbar { display: flex; align-items: center; gap: 4px; }
.navbar a {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--navy);
  text-decoration: none;
  padding: 8px 14px;
  border-radius: 4px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  transition: all 0.25s;
  position: relative;
}
.navbar a::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 14px;
  right: 14px;
  height: 2px;
  background: var(--red);
  transform: scaleX(0);
  transition: transform 0.25s;
}
.navbar a:hover { color: var(--red); }
.navbar a:hover::after { transform: scaleX(1); }
.navbar a.active { color: var(--red); }
.navbar a.active::after { transform: scaleX(1); }
.navbar .reg-btn {
  background: var(--red);
  color: var(--white) !important;
  border-radius: 4px;
  padding: 9px 18px;
}
.navbar .reg-btn::after { display: none; }
.navbar .reg-btn:hover { background: var(--red-light); color: var(--white) !important; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}
.hamburger span { display: block; width: 26px; height: 3px; background: var(--navy); border-radius: 2px; transition: all 0.3s; }

/* ===================== HERO SLIDER ===================== */
.hero-slider {
  position: relative;
  width: 100%;
  height: 90vh;
  min-height: 580px;
  max-height: 780px;
  overflow: hidden;
}
.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1s ease;
  display: flex;
  align-items: center;
  justify-content: flex-end;
}
.slide.active { opacity: 1; z-index: 1; }

.slide-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transform: scale(1.05);
  transition: transform 8s ease;
}
.slide.active .slide-bg { transform: scale(1); }

.slide-1 .slide-bg { background: linear-gradient(135deg, #0f1a4a 0%, #1a2a6c 40%, #2a1a3a 100%); }
.slide-2 .slide-bg { background: linear-gradient(135deg, #1a0a0a 0%, #4a1010 40%, #1a2a6c 100%); }
.slide-3 .slide-bg { background: linear-gradient(135deg, #0a1a0a 0%, #0f1a4a 50%, #1a2a4a 100%); }

/* neural network bg effect */
.slide::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: 
    radial-gradient(circle at 20% 50%, rgba(204,34,34,0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(26,42,108,0.3) 0%, transparent 50%);
  z-index: 1;
}
.slide-1::before { background-image: radial-gradient(circle at 15% 60%, rgba(204,34,34,0.2) 0%, transparent 50%), radial-gradient(circle at 75% 30%, rgba(255,255,255,0.04) 0%, transparent 50%); }
.slide-2::before { background-image: radial-gradient(circle at 80% 50%, rgba(26,42,108,0.3) 0%, transparent 60%), radial-gradient(circle at 20% 30%, rgba(204,34,34,0.2) 0%, transparent 50%); }

.slide-neural {
  position: absolute;
  inset: 0;
  z-index: 1;
  opacity: 0.12;
}

.slide-content {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 48px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: flex-end;
}
.slide-text-box {
  background: rgba(10, 15, 45, 0.75);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.1);
  border-left: 4px solid var(--red);
  padding: 40px 44px;
  max-width: 700px;
  width: 100%;
  border-radius: 0 8px 8px 0;
}
.slide-eyebrow {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 14px;
}
.slide-title {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: clamp(1.6rem, 3.5vw, 2.8rem);
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 8px;
}
.slide-title span { color: var(--red-accent); }
.slide-subtitle {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(0.85rem, 1.5vw, 1.05rem);
  font-weight: 600;
  color: rgba(255,255,255,0.75);
  margin-bottom: 22px;
  line-height: 1.5;
}
.slide-meta {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 30px;
}
.meta-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: rgba(255,255,255,0.85);
}
.meta-icon { color: var(--red-accent); font-size: 1rem; }
.slide-cta { display: flex; gap: 12px; flex-wrap: wrap; }
.btn-primary {
  display: inline-block;
  background: var(--red);
  color: var(--white);
  font-family: 'Montserrat', sans-serif;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 12px 28px;
  border-radius: 4px;
  text-decoration: none;
  transition: all 0.25s;
  border: 2px solid var(--red);
}
.btn-primary:hover { background: var(--red-light); border-color: var(--red-light); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(204,34,34,0.4); }
.btn-outline {
  display: inline-block;
  background: transparent;
  color: var(--white);
  font-family: 'Montserrat', sans-serif;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 12px 28px;
  border-radius: 4px;
  text-decoration: none;
  transition: all 0.25s;
  border: 2px solid rgba(255,255,255,0.5);
}
.btn-outline:hover { border-color: var(--white); background: rgba(255,255,255,0.1); transform: translateY(-2px); }

/* Slider controls */
.slider-dots {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  gap: 10px;
}
.dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: rgba(255,255,255,0.4);
  cursor: pointer;
  transition: all 0.3s;
}
.dot.active { background: var(--red); width: 28px; border-radius: 5px; }

.slider-arrows {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 100%;
  display: flex;
  justify-content: space-between;
  padding: 0 20px;
  z-index: 10;
  pointer-events: none;
}
.arrow-btn {
  pointer-events: all;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,0.12);
  border: 2px solid rgba(255,255,255,0.3);
  color: var(--white);
  font-size: 1.2rem;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.25s;
  backdrop-filter: blur(6px);
}
.arrow-btn:hover { background: var(--red); border-color: var(--red); }

/* ===================== INFO STRIP ===================== */
.info-strip {
  background: var(--navy);
  padding: 0;
}
.info-strip-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  divide: 1px solid rgba(255,255,255,0.1);
}
.info-item {
  padding: 22px 28px;
  display: flex;
  align-items: center;
  gap: 14px;
  border-right: 1px solid rgba(255,255,255,0.1);
  color: var(--white);
}
.info-item:last-child { border-right: none; }
.info-icon {
  width: 42px; height: 42px; min-width: 42px;
  background: rgba(204,34,34,0.2);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  color: var(--red-accent);
}
.info-label { font-size: 0.7rem; font-weight: 600; letter-spacing: 1px; text-transform: uppercase; color: rgba(255,255,255,0.5); margin-bottom: 2px; }
.info-value { font-family: 'Montserrat', sans-serif; font-size: 0.88rem; font-weight: 700; color: var(--white); }

/* ===================== SECTION STYLES ===================== */
.section { padding: 80px 0; }
.section-alt { background: var(--off-white); }
.section-inner { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section-header { text-align: center; margin-bottom: 54px; }
.section-tag {
  display: inline-block;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--red);
  background: rgba(204,34,34,0.08);
  padding: 5px 16px;
  border-radius: 20px;
  margin-bottom: 14px;
}
.section-title {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 900;
  color: var(--navy);
  line-height: 1.2;
  margin-bottom: 14px;
}
.section-title span { color: var(--red); }
.section-desc {
  font-size: 0.95rem;
  color: var(--mid-gray);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}
.divider {
  width: 50px; height: 4px;
  background: linear-gradient(to right, var(--red), var(--navy));
  border-radius: 2px;
  margin: 14px auto 0;
}

/* ===================== PAGE SECTIONS ===================== */
.page { display: none; }
.page.active { display: block; }

/* ===================== HOME PAGE ===================== */
/* About section */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.about-img-wrap {
  position: relative;
}
.about-img-box {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-dark) 100%);
  border-radius: 12px;
  overflow: hidden;
  aspect-ratio: 4/3;
  display: flex; align-items: center; justify-content: center;
  position: relative;
}
.about-img-box::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 50%, rgba(204,34,34,0.2) 0%, transparent 60%);
}
.about-neural-art {
  width: 80%;
  height: 80%;
  opacity: 0.6;
}
.about-badge {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--red);
  color: var(--white);
  padding: 20px;
  border-radius: 12px;
  text-align: center;
  box-shadow: 0 10px 30px rgba(204,34,34,0.4);
}
.badge-num { font-family: 'Montserrat', sans-serif; font-size: 2rem; font-weight: 900; display: block; }
.badge-text { font-size: 0.7rem; font-weight: 600; letter-spacing: 1px; text-transform: uppercase; }
.about-content { }
.about-content h2 { font-family: 'Montserrat', sans-serif; font-size: 1.8rem; font-weight: 900; color: var(--navy); margin-bottom: 6px; }
.about-content h2 span { color: var(--red); }
.red-line { width: 40px; height: 4px; background: var(--red); border-radius: 2px; margin-bottom: 20px; }
.about-content p { color: var(--mid-gray); line-height: 1.8; font-size: 0.93rem; margin-bottom: 16px; }
.about-list { list-style: none; margin-bottom: 28px; }
.about-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 8px 0;
  font-size: 0.9rem;
  color: var(--dark-text);
  border-bottom: 1px solid var(--light-gray);
}
.about-list li:last-child { border-bottom: none; }
.about-list li::before { content: '▶'; color: var(--red); font-size: 0.6rem; margin-top: 4px; flex-shrink: 0; }

/* Highlights */
.highlights-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.highlight-card {
  background: var(--white);
  border-radius: 10px;
  padding: 32px 24px;
  text-align: center;
  box-shadow: 0 4px 20px rgba(26,42,108,0.08);
  border-top: 4px solid var(--navy);
  transition: all 0.3s;
}
.highlight-card:hover { transform: translateY(-6px); box-shadow: 0 12px 32px rgba(26,42,108,0.15); border-top-color: var(--red); }
.highlight-card:nth-child(even) { border-top-color: var(--red); }
.highlight-card:nth-child(even):hover { border-top-color: var(--navy); }
.hc-icon { font-size: 2.4rem; margin-bottom: 14px; }
.hc-num { font-family: 'Montserrat', sans-serif; font-size: 2.2rem; font-weight: 900; color: var(--navy); margin-bottom: 4px; }
.hc-label { font-size: 0.82rem; font-weight: 600; color: var(--mid-gray); text-transform: uppercase; letter-spacing: 1px; }

/* Speakers */
.speakers-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.speaker-card {
  background: var(--white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(26,42,108,0.08);
  transition: all 0.3s;
}
.speaker-card:hover { transform: translateY(-6px); box-shadow: 0 16px 40px rgba(26,42,108,0.15); }
.speaker-photo {
  height: 200px;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-dark) 100%);
  display: flex; align-items: center; justify-content: center;
  position: relative;
  overflow: hidden;
}
.speaker-photo::before { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 50% 80%, rgba(204,34,34,0.2) 0%, transparent 60%); }
.speaker-avatar {
  width: 90px; height: 90px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(255,255,255,0.15), rgba(255,255,255,0.05));
  display: flex; align-items: center; justify-content: center;
  font-size: 2.4rem;
  color: rgba(255,255,255,0.6);
  border: 3px solid rgba(255,255,255,0.2);
  position: relative; z-index: 1;
}
.speaker-info { padding: 18px; }
.speaker-name { font-family: 'Montserrat', sans-serif; font-size: 0.95rem; font-weight: 800; color: var(--navy); margin-bottom: 3px; }
.speaker-title { font-size: 0.78rem; color: var(--red); font-weight: 600; margin-bottom: 4px; }
.speaker-affil { font-size: 0.76rem; color: var(--mid-gray); }

/* Important Dates */
.dates-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.date-card {
  background: var(--white);
  border-radius: 10px;
  padding: 28px;
  box-shadow: 0 4px 20px rgba(26,42,108,0.08);
  display: flex;
  gap: 18px;
  align-items: flex-start;
  border-left: 4px solid var(--navy);
  transition: all 0.3s;
}
.date-card:hover { border-left-color: var(--red); transform: translateX(4px); }
.date-icon-wrap {
  width: 50px; height: 50px; min-width: 50px;
  background: var(--navy);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem;
}
.date-card:hover .date-icon-wrap { background: var(--red); }
.date-label { font-family: 'Montserrat', sans-serif; font-size: 0.75rem; font-weight: 700; color: var(--mid-gray); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 4px; }
.date-value { font-family: 'Montserrat', sans-serif; font-size: 1.05rem; font-weight: 800; color: var(--navy); margin-bottom: 4px; }
.date-desc { font-size: 0.8rem; color: var(--mid-gray); }

/* ===================== COMMITTEE PAGE ===================== */
.committee-section { }
.comm-header-box {
  background: linear-gradient(135deg, var(--navy-dark), var(--navy));
  color: var(--white);
  padding: 50px 40px;
  border-radius: 12px;
  margin-bottom: 50px;
  position: relative;
  overflow: hidden;
}
.comm-header-box::before {
  content: 'COMMITTEE';
  position: absolute;
  right: -20px;
  top: 50%;
  transform: translateY(-50%);
  font-family: 'Montserrat', sans-serif;
  font-size: 6rem;
  font-weight: 900;
  color: rgba(255,255,255,0.04);
  letter-spacing: 4px;
}
.comm-header-box h2 { font-family: 'Montserrat', sans-serif; font-size: 1.6rem; font-weight: 900; margin-bottom: 6px; }
.comm-header-box p { color: rgba(255,255,255,0.7); font-size: 0.9rem; }

.committee-group { margin-bottom: 50px; }
.group-title {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.15rem;
  font-weight: 900;
  color: var(--white);
  background: var(--navy);
  padding: 12px 22px;
  border-radius: 6px;
  border-left: 5px solid var(--red);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.members-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.member-card {
  background: var(--white);
  border-radius: 10px;
  padding: 20px;
  box-shadow: 0 3px 16px rgba(26,42,108,0.08);
  text-align: center;
  transition: all 0.3s;
  border-bottom: 3px solid transparent;
}
.member-card:hover { transform: translateY(-4px); border-bottom-color: var(--red); box-shadow: 0 10px 28px rgba(26,42,108,0.12); }
.member-avatar {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-dark) 100%);
  margin: 0 auto 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  color: rgba(255,255,255,0.6);
}
.member-name { font-family: 'Montserrat', sans-serif; font-size: 0.88rem; font-weight: 800; color: var(--navy); margin-bottom: 3px; }
.member-role { font-size: 0.75rem; color: var(--red); font-weight: 600; margin-bottom: 3px; }
.member-inst { font-size: 0.72rem; color: var(--mid-gray); }

/* ===================== ABSTRACT PAGE ===================== */
.abstract-hero {
  background: linear-gradient(135deg, var(--navy-dark), var(--navy));
  color: var(--white);
  padding: 50px 40px;
  border-radius: 12px;
  margin-bottom: 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 30px;
  position: relative;
  overflow: hidden;
}
.abstract-hero::before { content: ''; position: absolute; right: -50px; top: -50px; width: 200px; height: 200px; border-radius: 50%; background: rgba(204,34,34,0.1); }
.abstract-hero h2 { font-family: 'Montserrat', sans-serif; font-size: 1.8rem; font-weight: 900; margin-bottom: 8px; }
.abstract-hero p { color: rgba(255,255,255,0.75); font-size: 0.9rem; max-width: 500px; line-height: 1.7; }

.abstract-form-wrap {
  background: var(--white);
  border-radius: 12px;
  box-shadow: 0 4px 30px rgba(26,42,108,0.1);
  overflow: hidden;
}
.form-header {
  background: var(--navy);
  padding: 20px 30px;
  color: var(--white);
  font-family: 'Montserrat', sans-serif;
  font-size: 1rem;
  font-weight: 800;
  border-left: 5px solid var(--red);
}
.form-body { padding: 32px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 7px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 11px 16px;
  border: 2px solid var(--light-gray);
  border-radius: 6px;
  font-size: 0.88rem;
  font-family: 'Open Sans', sans-serif;
  color: var(--dark-text);
  background: var(--white);
  transition: border-color 0.25s;
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--navy); }
.form-group textarea { height: 140px; resize: vertical; }
.form-submit { text-align: center; margin-top: 24px; }

.guidelines-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 40px; }
.guideline-card {
  background: var(--white);
  border-radius: 10px;
  padding: 24px;
  box-shadow: 0 3px 16px rgba(26,42,108,0.07);
  border-top: 4px solid var(--navy);
}
.guideline-card:nth-child(2) { border-top-color: var(--red); }
.guideline-card:nth-child(3) { border-top-color: var(--gold); }
.guideline-title { font-family: 'Montserrat', sans-serif; font-size: 0.88rem; font-weight: 800; color: var(--navy); margin-bottom: 12px; display: flex; align-items: center; gap: 8px; }
.guideline-card ul { list-style: none; }
.guideline-card ul li { font-size: 0.82rem; color: var(--mid-gray); padding: 5px 0; border-bottom: 1px solid var(--light-gray); display: flex; gap: 8px; align-items: flex-start; }
.guideline-card ul li:last-child { border-bottom: none; }
.guideline-card ul li::before { content: '◆'; color: var(--red); font-size: 0.5rem; margin-top: 4px; flex-shrink: 0; }

/* ===================== REGISTRATION PAGE ===================== */
.reg-intro {
  background: linear-gradient(135deg, var(--navy-dark), var(--navy));
  color: var(--white);
  padding: 40px;
  border-radius: 12px;
  margin-bottom: 40px;
  text-align: center;
}
.reg-intro h2 { font-family: 'Montserrat', sans-serif; font-size: 1.8rem; font-weight: 900; margin-bottom: 8px; }
.reg-intro p { color: rgba(255,255,255,0.75); font-size: 0.9rem; }

.pricing-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-bottom: 40px; }
.price-card {
  background: var(--white);
  border-radius: 12px;
  padding: 30px 22px;
  box-shadow: 0 4px 20px rgba(26,42,108,0.08);
  text-align: center;
  border: 2px solid var(--light-gray);
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}
.price-card.featured {
  border-color: var(--red);
  transform: scale(1.03);
  box-shadow: 0 8px 32px rgba(204,34,34,0.2);
}
.price-badge {
  position: absolute;
  top: 0; right: 0;
  background: var(--red);
  color: var(--white);
  font-size: 0.65rem;
  font-weight: 800;
  padding: 4px 14px;
  letter-spacing: 1px;
  text-transform: uppercase;
}
.price-category { font-family: 'Montserrat', sans-serif; font-size: 0.75rem; font-weight: 800; color: var(--mid-gray); text-transform: uppercase; letter-spacing: 2px; margin-bottom: 14px; }
.price-amount { font-family: 'Montserrat', sans-serif; font-size: 2.4rem; font-weight: 900; color: var(--navy); line-height: 1; margin-bottom: 4px; }
.price-amount .currency { font-size: 1.2rem; vertical-align: super; font-weight: 700; }
.price-period { font-size: 0.75rem; color: var(--mid-gray); margin-bottom: 20px; }
.price-features { list-style: none; margin-bottom: 24px; text-align: left; }
.price-features li { font-size: 0.8rem; color: var(--dark-text); padding: 7px 0; border-bottom: 1px solid var(--light-gray); display: flex; gap: 8px; align-items: center; }
.price-features li:last-child { border-bottom: none; }
.price-features li .tick { color: #22cc22; font-size: 0.9rem; }
.price-card:hover { transform: translateY(-6px) scale(1.01); box-shadow: 0 16px 40px rgba(26,42,108,0.14); }
.price-card.featured:hover { transform: scale(1.05) translateY(-4px); }

.reg-form-wrap {
  background: var(--white);
  border-radius: 12px;
  box-shadow: 0 4px 30px rgba(26,42,108,0.1);
  overflow: hidden;
}

/* ===================== PROGRAM PAGE ===================== */
.program-tabs {
  display: flex;
  gap: 0;
  background: var(--light-gray);
  border-radius: 8px;
  padding: 4px;
  margin-bottom: 36px;
  max-width: 400px;
}
.prog-tab {
  flex: 1;
  padding: 10px 20px;
  border: none;
  background: transparent;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.82rem;
  font-weight: 800;
  color: var(--mid-gray);
  cursor: pointer;
  border-radius: 6px;
  transition: all 0.25s;
  text-align: center;
}
.prog-tab.active { background: var(--navy); color: var(--white); }

.program-day { display: none; }
.program-day.active { display: block; }

.timeline { position: relative; }
.timeline::before { content: ''; position: absolute; left: 90px; top: 0; bottom: 0; width: 2px; background: linear-gradient(to bottom, var(--navy), var(--red)); }

.timeline-item {
  display: flex;
  gap: 0;
  margin-bottom: 6px;
  position: relative;
}
.timeline-time {
  min-width: 90px;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--navy);
  padding: 16px 18px 16px 0;
  text-align: right;
  line-height: 1.3;
}
.timeline-dot {
  position: absolute;
  left: 82px;
  top: 20px;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--white);
  border: 3px solid var(--navy);
  z-index: 1;
}
.timeline-item.session .timeline-dot { border-color: var(--red); background: var(--red); }
.timeline-item.break .timeline-dot { border-color: var(--gold); background: var(--gold); }
.timeline-content {
  flex: 1;
  background: var(--white);
  border-radius: 8px;
  padding: 14px 20px;
  margin-left: 26px;
  box-shadow: 0 2px 12px rgba(26,42,108,0.06);
  border-left: 3px solid var(--light-gray);
  transition: all 0.25s;
}
.timeline-item.session .timeline-content { border-left-color: var(--red); }
.timeline-item.special .timeline-content { border-left-color: var(--navy); background: linear-gradient(to right, rgba(26,42,108,0.04), transparent); }
.timeline-item.break .timeline-content { border-left-color: var(--gold); background: rgba(232,184,75,0.06); }
.timeline-content:hover { transform: translateX(4px); box-shadow: 0 6px 20px rgba(26,42,108,0.1); }
.event-title { font-family: 'Montserrat', sans-serif; font-size: 0.88rem; font-weight: 800; color: var(--navy); margin-bottom: 3px; }
.event-speaker { font-size: 0.78rem; color: var(--red); font-weight: 600; margin-bottom: 2px; }
.event-venue { font-size: 0.75rem; color: var(--mid-gray); }
.event-type {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 10px;
  background: rgba(26,42,108,0.08);
  color: var(--navy);
  margin-bottom: 6px;
}
.event-type.keynote { background: rgba(204,34,34,0.1); color: var(--red); }
.event-type.workshop { background: rgba(26,42,108,0.08); color: var(--navy); }
.event-type.symposium { background: rgba(232,184,75,0.15); color: #b8860b; }

/* ===================== TRADE PARTNERS PAGE ===================== */
.partner-tiers { }
.tier-section { margin-bottom: 50px; }
.tier-title {
  text-align: center;
  font-family: 'Montserrat', sans-serif;
  font-size: 1.2rem;
  font-weight: 900;
  padding: 14px 30px;
  border-radius: 8px;
  margin-bottom: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}
.tier-platinum { background: linear-gradient(135deg, #4a4a4a, #1a1a1a); color: var(--white); }
.tier-gold { background: linear-gradient(135deg, #c9970a, #e8b84b); color: var(--white); }
.tier-silver { background: linear-gradient(135deg, #8a8a8a, #6a6a6a); color: var(--white); }

.partners-grid { display: grid; gap: 20px; }
.partners-grid.platinum { grid-template-columns: repeat(2, 1fr); }
.partners-grid.gold { grid-template-columns: repeat(3, 1fr); }
.partners-grid.silver { grid-template-columns: repeat(4, 1fr); }
.partner-card {
  background: var(--white);
  border-radius: 10px;
  padding: 28px;
  box-shadow: 0 3px 16px rgba(26,42,108,0.07);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 120px;
  border: 2px solid var(--light-gray);
  transition: all 0.3s;
  gap: 12px;
}
.partner-card:hover { transform: translateY(-4px); box-shadow: 0 12px 30px rgba(26,42,108,0.12); border-color: var(--navy); }
.partner-logo { font-size: 2.5rem; }
.partner-name { font-family: 'Montserrat', sans-serif; font-size: 0.88rem; font-weight: 800; color: var(--navy); text-align: center; }
.partner-type { font-size: 0.72rem; color: var(--mid-gray); text-align: center; }

.sponsorship-cta {
  background: linear-gradient(135deg, var(--navy-dark), var(--navy));
  color: var(--white);
  padding: 50px;
  border-radius: 12px;
  text-align: center;
  margin-top: 40px;
}
.sponsorship-cta h3 { font-family: 'Montserrat', sans-serif; font-size: 1.5rem; font-weight: 900; margin-bottom: 10px; }
.sponsorship-cta p { color: rgba(255,255,255,0.75); margin-bottom: 24px; }

/* ===================== CONTACT PAGE ===================== */
.contact-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: 40px; }
.contact-info-card {
  background: linear-gradient(160deg, var(--navy-dark), var(--navy));
  color: var(--white);
  border-radius: 12px;
  padding: 40px 32px;
}
.contact-info-card h3 { font-family: 'Montserrat', sans-serif; font-size: 1.4rem; font-weight: 900; margin-bottom: 8px; }
.contact-info-card p { color: rgba(255,255,255,0.7); font-size: 0.88rem; margin-bottom: 32px; line-height: 1.7; }
.contact-items { display: flex; flex-direction: column; gap: 22px; }
.contact-item { display: flex; gap: 14px; align-items: flex-start; }
.contact-icon {
  width: 42px; height: 42px; min-width: 42px;
  background: rgba(204,34,34,0.2);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
}
.contact-item-label { font-size: 0.72rem; font-weight: 700; letter-spacing: 1px; text-transform: uppercase; color: rgba(255,255,255,0.5); margin-bottom: 3px; }
.contact-item-value { font-size: 0.88rem; color: rgba(255,255,255,0.9); line-height: 1.5; }

.contact-form-card {
  background: var(--white);
  border-radius: 12px;
  box-shadow: 0 4px 30px rgba(26,42,108,0.1);
  overflow: hidden;
}

.map-embed {
  width: 100%;
  height: 300px;
  background: linear-gradient(135deg, var(--light-gray), var(--off-white));
  border-radius: 12px;
  margin-top: 30px;
  display: flex; align-items: center; justify-content: center;
  color: var(--mid-gray);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 0.9rem;
  border: 2px dashed rgba(26,42,108,0.2);
  position: relative;
  overflow: hidden;
}
.map-inner { text-align: center; z-index: 1; }
.map-inner .map-icon { font-size: 3rem; margin-bottom: 10px; }
.map-inner a { color: var(--red); text-decoration: none; font-size: 0.8rem; }

/* ===================== FOOTER ===================== */
footer {
  background: var(--navy-dark);
  color: rgba(255,255,255,0.8);
  padding: 60px 0 0;
}
.footer-grid {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
}
.footer-brand .logo-wrap { margin-bottom: 16px; }
.footer-brand p { font-size: 0.82rem; line-height: 1.7; color: rgba(255,255,255,0.55); margin-bottom: 20px; }
.social-links { display: flex; gap: 10px; }
.social-link {
  width: 36px; height: 36px;
  border-radius: 8px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.1);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  transition: all 0.25s;
}
.social-link:hover { background: var(--red); border-color: var(--red); color: var(--white); }
.footer-col h4 {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--white);
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--red);
  display: inline-block;
}
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul li a {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.55);
  text-decoration: none;
  transition: color 0.2s;
  cursor: pointer;
}
.footer-col ul li a:hover { color: var(--white); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px 24px;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.35);
}
.footer-bottom-full { max-width: 100%; padding: 20px 40px; border-top: 1px solid rgba(255,255,255,0.08); display: flex; align-items: center; justify-content: space-between; font-size: 0.78rem; color: rgba(255,255,255,0.35); }
.footer-bottom span { color: var(--red); }

/* ===================== MOBILE NAV ===================== */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--navy-dark);
  z-index: 2000;
  flex-direction: column;
  padding: 80px 40px 40px;
  gap: 8px;
}
.mobile-nav.open { display: flex; }
.mobile-nav-close {
  position: absolute;
  top: 20px; right: 24px;
  background: none;
  border: none;
  color: var(--white);
  font-size: 1.8rem;
  cursor: pointer;
}
.mobile-nav a {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.2rem;
  font-weight: 800;
  color: rgba(255,255,255,0.8);
  text-decoration: none;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  transition: color 0.2s;
}
.mobile-nav a:hover { color: var(--red); }

/* ===================== RESPONSIVE ===================== */
@media (max-width: 1024px) {
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .highlights-grid { grid-template-columns: repeat(2, 1fr); }
  .speakers-grid { grid-template-columns: repeat(2, 1fr); }
  .dates-grid { grid-template-columns: repeat(2, 1fr); }
  .members-grid { grid-template-columns: repeat(3, 1fr); }
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .info-strip-inner { grid-template-columns: repeat(2, 1fr); }
  .partners-grid.platinum { grid-template-columns: repeat(2, 1fr); }
  .partners-grid.gold { grid-template-columns: repeat(2, 1fr); }
  .partners-grid.silver { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  .navbar { display: none; }
  .hamburger { display: flex; }
  .slide-content { padding: 0 24px; }
  .slide-text-box { max-width: 100%; padding: 28px 24px; }
  .highlights-grid { grid-template-columns: 1fr 1fr; }
  .speakers-grid { grid-template-columns: 1fr 1fr; }
  .dates-grid { grid-template-columns: 1fr; }
  .members-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .guidelines-grid { grid-template-columns: 1fr; }
  .section { padding: 50px 0; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .info-strip-inner { grid-template-columns: 1fr 1fr; }
  .abstract-hero { flex-direction: column; }
  .partners-grid.platinum,
  .partners-grid.gold,
  .partners-grid.silver { grid-template-columns: repeat(2, 1fr); }
  .comm-header-box { padding: 32px 24px; }
  .footer-bottom-full { flex-direction: column; gap: 8px; text-align: center; }
}

@media (max-width: 480px) {
  .highlights-grid { grid-template-columns: 1fr; }
  .speakers-grid { grid-template-columns: 1fr; }
  .members-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .price-card.featured { transform: scale(1); }
  .info-strip-inner { grid-template-columns: 1fr; }
  .slide-text-box { padding: 22px 18px; }
}