:root {
  --navy: #1a2e4a;
  --teal: #2a7a6f;
  --teal-light: #3a9e8f;
  --purple: #5c3d8c;
  --cream: #f9f7f3;
  --text: #2d2d2d;
  --text-light: #5a5a5a;
  --border: #ddd8ce;
}

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

body {
  font-family: 'Source Sans 3', sans-serif;
  font-weight: 300;
  color: var(--text);
  background: var(--cream);
  line-height: 1.7;
}

/* NAV */
nav {
  background: white;
  border-bottom: 3px solid var(--navy);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 12px rgba(0,0,0,0.07);
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  gap: 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}

.logo img {
  height: 64px;
  width: auto;
}

.logo-text {
  font-family: 'Playfair Display', serif;
  font-size: 0.85rem;
  color: var(--navy);
  line-height: 1.3;
  max-width: 220px;
  font-weight: 600;
}

.nav-links {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 6px;
}

.nav-links > li { position: relative; }

.nav-links a {
  text-decoration: none;
  color: var(--navy);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 8px 14px;
  border-radius: 4px;
  transition: background 0.2s, color 0.2s;
  display: block;
  white-space: nowrap;
}

.nav-links a:hover { background: var(--teal); color: white; }

.nav-links li:hover .dropdown { display: block; }

.dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: white;
  border: 1px solid var(--border);
  border-top: 3px solid var(--teal);
  min-width: 180px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.1);
  border-radius: 0 0 6px 6px;
}

.dropdown a {
  padding: 10px 18px;
  border-radius: 0;
  font-weight: 400;
  font-size: 0.85rem;
  border-bottom: 1px solid var(--border);
}

.dropdown a:last-child { border-bottom: none; }

.nav-login a {
  background: var(--teal);
  color: white !important;
  border-radius: 4px;
}

.nav-login a:hover { background: var(--navy) !important; color: white !important; }

/* HERO */
.hero {
  background: var(--navy);
  color: white;
  padding: 80px 24px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 70% 50%, rgba(42,122,111,0.3) 0%, transparent 60%);
  pointer-events: none;
}

.hero-inner { position: relative; max-width: 780px; margin: 0 auto; }

.hero h1 {
  font-family: 'Playfair Display', serif;
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.hero h1 em {
  font-style: italic;
  color: var(--teal-light);
}

/* SECTIONS */
.container { max-width: 860px; margin: 0 auto; padding: 0 24px; }

section { padding: 64px 0; }

section + section { border-top: 1px solid var(--border); }

h2 {
  font-family: 'Playfair Display', serif;
  font-size: clamp(1.4rem, 2.5vw, 1.9rem);
  color: var(--navy);
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.3;
}

h3 {
  font-family: 'Playfair Display', serif;
  font-size: 1.15rem;
  color: var(--teal);
  font-weight: 600;
  margin-bottom: 12px;
}

p { margin-bottom: 16px; color: var(--text); font-size: 1.02rem; }

p:last-child { margin-bottom: 0; }

strong { font-weight: 600; }

em { font-style: italic; }

/* ALERT BANNER */
.alert-banner {
  background: var(--purple);
  color: white;
  padding: 20px 24px;
  text-align: center;
}

.alert-banner p {
  color: white;
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 0;
}

/* CARD */
.card {
  background: white;
  border: 1px solid var(--border);
  border-left: 4px solid var(--teal);
  border-radius: 6px;
  padding: 28px 32px;
  margin-bottom: 28px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

/* CONFERENCE HIGHLIGHT */
.conf-grid {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 40px;
  align-items: start;
}

.conf-image {
  width: 100%;
  border-radius: 6px;
  border: 1px solid var(--border);
  box-shadow: 0 4px 16px rgba(0,0,0,0.1);
}

/* DAYS */
.day-block {
  border-left: 3px solid var(--teal);
  padding-left: 20px;
  margin-bottom: 28px;
}

.day-block h4 {
  font-family: 'Playfair Display', serif;
  font-size: 1.05rem;
  color: var(--navy);
  font-weight: 700;
  margin-bottom: 8px;
}

/* REGISTRATION STEPS */
ol.reg-steps {
  margin: 12px 0 20px 20px;
}

ol.reg-steps li {
  margin-bottom: 10px;
  font-size: 1rem;
}

ul.reg-cats {
  list-style: none;
  margin: 12px 0 20px;
}

ul.reg-cats li {
  padding: 10px 16px;
  background: var(--cream);
  border-left: 3px solid var(--purple);
  margin-bottom: 8px;
  font-size: 0.97rem;
  border-radius: 0 4px 4px 0;
}

/* QR */
.qr-wrap {
  text-align: center;
  margin: 24px 0;
}

.qr-wrap img {
  width: 140px;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px;
  background: white;
}

/* BUTTONS */
.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: 4px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  transition: all 0.2s;
  margin: 6px 4px;
}

.btn-primary {
  background: var(--teal);
  color: white;
}

.btn-primary:hover { background: var(--navy); }

.btn-purple {
  background: var(--purple);
  color: white;
}

.btn-purple:hover { background: #4a3180; }

.cta-center { text-align: center; margin-top: 24px; }

/* OBJECTIVES LIST */
ol.obj-list {
  margin: 12px 0 0 20px;
}

ol.obj-list li {
  margin-bottom: 12px;
  font-size: 0.97rem;
}

/* SESSION FORMATS */
ul.formats {
  list-style: none;
  margin: 12px 0;
}

ul.formats li {
  padding: 8px 14px;
  margin-bottom: 6px;
  background: white;
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 0.95rem;
}

/* DONATE */
.donate-section {
  background: var(--teal);
  color: white;
  border-radius: 8px;
  padding: 48px 40px;
  text-align: center;
}

.donate-section h2 { color: white; }

.donate-section p { color: white }

.donate-list {
  list-style: none;
  margin: 16px 0 28px;
  display: inline-block;
  text-align: left;
}

.donate-list li {
  padding: 6px 0 6px 24px;
  position: relative;
  color: white;
  font-size: 0.97rem;
}

.donate-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--purple);
}

/* FOOTER */
footer {
  background: var(--navy);
  color: rgba(255,255,255,0.65);
  text-align: center;
  padding: 32px 24px;
  font-size: 0.85rem;
  margin-top: 60px;
}

footer a {
  color: rgba(255,255,255,0.7);
  text-decoration: none;
  margin: 0 10px;
}

footer a:hover { color: white; }

footer .footer-links { margin-bottom: 12px; }

/* ANIMATIONS */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero-inner { animation: fadeUp 0.7s ease both; }

/* RESPONSIVE */
@media (max-width: 720px) {
  .conf-grid { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .donate-section { padding: 32px 20px; }
}