/* ===========================
   FELDMAN LECTURE — STATIC SITE
   =========================== */

:root {
  --blue:      #0c71c3;   /* rgb(12,113,195)  — hero date/venue */
  --link-blue: #2ea3f2;   /* rgb(46,163,242)  — nav links, coming soon */
  --cyan:      #00b2e5;   /* rgb(0,178,229)   — past speaker name links */
  --dark-blue: #1a3a6b;   /* registration button */
  --teal-btn:  #2ea3f2;   /* learn more / register buttons */
  --body-color:#666666;   /* rgb(102,102,102) — body text */
  --head-color:#333333;   /* rgb(51,51,51)    — headings */
  --footer-bg: #111111;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Crimson Pro', Georgia, 'Times New Roman', serif;
  font-size: 18px;
  font-weight: 500;
  color: var(--body-color);
  line-height: 1.7;
}

/* Roboto for headings that need it */
h1, h2 {
  font-family: 'Roboto', Helvetica, Arial, sans-serif;
}

a { color: var(--link-blue); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; display: block; }

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===========================
   BUTTONS
   =========================== */
.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 30px;
  font-family: 'Roboto', Helvetica, Arial, sans-serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  text-decoration: none;
  transition: opacity 0.2s;
  cursor: pointer;
}
.btn:hover { opacity: 0.85; text-decoration: none; }

.btn-teal  { background: var(--teal-btn); color: #fff; }
.btn-dark  { background: var(--dark-blue); color: #fff; }
.btn-blue  { background: var(--blue);      color: #fff; }

.center-btn {
  text-align: center;
  margin-top: 40px;
}

/* ===========================
   NAV
   =========================== */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 24px;
  transition: background 0.3s, box-shadow 0.3s;
}

#navbar.scrolled {
  background: #fff;
  box-shadow: 0 2px 10px rgba(0,0,0,0.12);
}

.nav-inner {
  max-width: 1140px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: 'Roboto', sans-serif;
  font-weight: 700;
  font-size: 15px;
  color: #fff;
  text-decoration: none;
  transition: color 0.3s;
}

#navbar.scrolled .nav-logo { color: var(--dark-blue); }

.nav-links {
  list-style: none;
  display: flex;
  gap: 32px;
}

.nav-links a {
  font-family: 'Crimson Pro', Georgia, serif;
  font-size: 16px;
  font-weight: 600;
  color: var(--blue);
  text-decoration: none;
}

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

/* ===========================
   HERO
   =========================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background-image: url('images/hero-hospital.jpg');
  background-size: cover;
  background-position: center top;
  background-attachment: fixed;
  background-color: #fff;        /* white base — image fades into this */
  padding: 120px 24px 80px;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.65);  /* strong fade matching original */
}

.hero-dots {
  position: absolute;
  inset: 0;
  background-image: url('images/dots-3.png');
  background-repeat: repeat;
  background-size: auto;
  opacity: 0.6;
  pointer-events: none;
}

.hero-content {
  position: relative;
  padding: 0 24px;
}

.hero-content h1 {
  font-size: 51px;
  font-weight: 300;
  color: #000;
  margin-bottom: 24px;
  line-height: 1.4;
}

.hero-date {
  font-family: 'Crimson Pro', Georgia, serif;
  font-size: 21px;
  font-weight: 600;
  color: var(--blue);
  text-transform: uppercase;
  margin-bottom: 4px;
}

.hero-venue {
  font-family: 'Crimson Pro', Georgia, serif;
  font-size: 21px;
  font-weight: 600;
  color: var(--blue);
  text-transform: uppercase;
  margin-bottom: 4px;
}

.hero-venue a { color: var(--blue); }

.hero-address {
  font-family: 'Crimson Pro', Georgia, serif;
  font-size: 17px;
  font-weight: 500;
  color: var(--body-color);
  margin-bottom: 20px;
}

.hero-speakers {
  font-family: 'Crimson Pro', Georgia, serif;
  font-size: 27px;
  font-weight: 500;
  color: #000;
  margin-bottom: 6px;
}

.hero-theme {
  font-family: 'Crimson Pro', Georgia, serif;
  font-size: 27px;
  font-weight: 500;
  color: var(--blue);
  margin-bottom: 32px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* ===========================
   SPEAKERS
   =========================== */
.speakers {
  padding: 80px 0;
  background: #fff;
}

.speaker-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  margin-bottom: 20px;
}

.speaker-card img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  object-position: top;
  margin-bottom: 20px;
}

.speaker-card p {
  font-family: 'Crimson Pro', Georgia, serif;
  font-size: 18px;
  font-weight: 500;
  color: var(--body-color);
  line-height: 1.6;
}

/* ===========================
   PLENARY SESSIONS
   =========================== */
.plenaries {
  padding: 60px 0 80px;
  background: #fff;
}

/* "Plenary Sessions:" heading — Crimson Pro, not Roboto */
.section-title {
  font-family: 'Crimson Pro', Georgia, serif;
  font-size: 32px;
  font-weight: 500;
  text-align: center;
  margin-bottom: 40px;
  color: var(--head-color);
}

.plenary-card {
  background: #7cc5c9;
  border-radius: 4px;
  padding: 40px 60px;
  text-align: center;
  margin-bottom: 20px;
  color: #fff;
}

/* Plenary 1/2/3 headings — Crimson Pro */
.plenary-card h3 {
  font-family: 'Crimson Pro', Georgia, serif;
  font-size: 27px;
  font-weight: 500;
  margin-bottom: 12px;
  color: #fff;
}

.plenary-card .plenary-subtitle {
  font-family: 'Crimson Pro', Georgia, serif;
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 18px;
  color: #fff;
}

.plenary-card p {
  font-family: 'Crimson Pro', Georgia, serif;
  font-size: 18px;
  font-weight: 500;
  line-height: 1.6;
  color: #fff;
  max-width: 800px;
  margin: 0 auto 12px;
}

/* ===========================
   LEARNING OBJECTIVES
   =========================== */
.objectives {
  padding: 60px 0 80px;
  background: #fff;
}

/* "Overall Learning Objectives" — Roboto 50px weight 300 */
.objectives h2 {
  font-family: 'Roboto', Helvetica, Arial, sans-serif;
  font-size: 50px;
  font-weight: 300;
  color: var(--head-color);
  margin-bottom: 12px;
}

.objectives-lead {
  font-family: 'Crimson Pro', Georgia, serif;
  font-size: 18px;
  font-weight: 500;
  font-style: italic;
  color: var(--body-color);
  margin-bottom: 16px;
}

.objectives p {
  font-family: 'Crimson Pro', Georgia, serif;
  font-size: 18px;
  font-weight: 500;
  color: var(--body-color);
  margin-bottom: 16px;
  max-width: 860px;
}

/* ===========================
   AGENDA
   =========================== */
.agenda {
  padding: 80px 0;
  background: #fff;
}

.agenda-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 60px;
  align-items: start;
}

/* "Agenda" heading — Roboto 50px weight 300 */
.agenda-info h2 {
  font-family: 'Roboto', Helvetica, Arial, sans-serif;
  font-size: 50px;
  font-weight: 300;
  color: var(--head-color);
  margin-bottom: 16px;
  text-align: center;
}

.agenda-info p {
  font-family: 'Crimson Pro', Georgia, serif;
  font-size: 18px;
  font-weight: 500;
  color: var(--body-color);
  margin-bottom: 6px;
  text-align: center;
}

.agenda-btn {
  margin-top: 28px;
  text-align: center;
}

.agenda-table {
  width: 100%;
  border-collapse: collapse;
}

.agenda-table th {
  background: #f0f0f0;
  padding: 12px 16px;
  text-align: left;
  font-family: 'Roboto', sans-serif;
  font-size: 14px;
  font-weight: 700;
  border: 1px solid #ddd;
  color: var(--head-color);
}

.agenda-table td {
  font-family: 'Crimson Pro', Georgia, serif;
  font-size: 18px;
  font-weight: 500;
  color: var(--body-color);
  padding: 14px 16px;
  border: 1px solid #ddd;
  vertical-align: top;
}

.agenda-table tr:nth-child(even) td { background: #fafafa; }

/* ===========================
   ZANE FELDMAN
   =========================== */
.zane {
  position: relative;
  padding: 80px 0;
  background: #fff;
  overflow: hidden;
}

.zane-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 60px;
  align-items: start;
  position: relative;
  z-index: 1;
}

.zane-sidebar {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 140px;
  background: var(--dark-blue);
  z-index: 0;
}

/* Dot pattern behind zane section */
.zane::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background-image: url('images/dots-3.png');
  background-repeat: repeat;
  opacity: 0.15;
  pointer-events: none;
  z-index: 0;
}

.zane-photo img {
  width: 100%;
  object-fit: cover;
}

/* "Zane Feldman" heading — Roboto 50px weight 300 */
.zane-bio h2 {
  font-family: 'Roboto', Helvetica, Arial, sans-serif;
  font-size: 50px;
  font-weight: 300;
  color: var(--head-color);
  margin-bottom: 24px;
}

.zane-bio p {
  font-family: 'Crimson Pro', Georgia, serif;
  font-size: 18px;
  font-weight: 500;
  color: var(--body-color);
  margin-bottom: 16px;
}

/* ===========================
   PAST SPEAKERS
   =========================== */
.past-speakers {
  position: relative;
  padding: 80px 0;
  background: #fff;
  overflow: hidden;
}

.past-speakers .container {
  position: relative;
  z-index: 1;
}

.past-speakers .zane-sidebar {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 140px;
  background: var(--dark-blue);
  z-index: 0;
}

/* "Past Feldman Lecture..." heading — Roboto 50px weight 300 */
.past-speakers h2 {
  font-family: 'Roboto', Helvetica, Arial, sans-serif;
  font-size: 50px;
  font-weight: 300;
  color: var(--head-color);
  margin-bottom: 6px;
}

.past-years {
  font-family: 'Crimson Pro', Georgia, serif;
  font-size: 18px;
  font-weight: 500;
  color: var(--body-color);
  margin-bottom: 48px;
}

.past-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.past-entry {
  padding: 28px 32px 28px 0;
  border-bottom: 1px solid #e8e8e8;
}

.past-entry:nth-child(even) {
  padding-left: 32px;
  border-left: 1px solid #e8e8e8;
}

/* Year label — Roboto, matching original h5 style */
.past-entry h4 {
  font-family: 'Roboto', Helvetica, Arial, sans-serif;
  font-size: 16px;
  font-weight: 500;
  color: var(--head-color);
  margin-bottom: 8px;
}

.past-entry p {
  font-family: 'Crimson Pro', Georgia, serif;
  font-size: 16px;
  font-weight: 500;
  color: var(--body-color);
  line-height: 1.6;
}

/* Speaker name links — Roboto 16px #00b2e5 */
.past-entry a {
  font-family: 'Roboto', Helvetica, Arial, sans-serif;
  font-size: 16px;
  font-weight: 500;
  color: var(--cyan);
}

.past-entry a:hover { text-decoration: underline; }

/* ===========================
   FOOTER
   =========================== */
.site-footer {
  background: var(--footer-bg);
  color: #ccc;
  padding: 60px 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 180px 1fr 1fr 1fr;
  gap: 40px;
  align-items: start;
}

.footer-name {
  font-family: 'Roboto', sans-serif;
  font-size: 14px;
  color: #fff;
  margin-bottom: 16px;
  font-weight: 600;
}

.footer-logo {
  max-width: 160px;
  background: var(--dark-blue);
  padding: 12px;
  border-radius: 4px;
}

.footer-col h5 {
  font-family: 'Roboto', sans-serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 16px;
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  font-family: 'Crimson Pro', Georgia, serif;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.6;
  margin-bottom: 8px;
  color: #bbb;
}

.coming-soon {
  color: var(--link-blue);
  font-weight: 600;
}

.footer-col p {
  font-family: 'Crimson Pro', Georgia, serif;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.7;
  margin-bottom: 16px;
  color: #bbb;
}

.contact-email {
  display: inline-block;
  color: var(--link-blue);
  font-size: 16px;
  font-weight: 600;
  word-break: break-all;
}

.contact-email:hover {
  color: #fff;
  text-decoration: underline;
}

/* ===========================
   RESPONSIVE
   =========================== */
/* Hide blue sidebar before it overlaps the centered container */
@media (max-width: 1420px) {
  .zane-sidebar,
  .past-speakers .zane-sidebar { display: none; }
}

@media (max-width: 900px) {
  .speaker-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto 20px;
  }

  .agenda-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .zane-layout {
    grid-template-columns: 1fr;
  }

  .zane-photo { max-width: 320px; }

  .past-grid {
    grid-template-columns: 1fr;
  }

  .past-entry:nth-child(even) {
    padding-left: 0;
    border-left: none;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .plenary-card { padding: 32px 24px; }

  .objectives h2,
  .agenda-info h2,
  .zane-bio h2,
  .past-speakers h2 { font-size: 36px; }
}

@media (max-width: 600px) {
  .nav-links { gap: 16px; }
  .nav-logo { display: none; }
  .hero-buttons { flex-direction: column; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero { background-attachment: scroll; }
  .hero-content h1 { font-size: 36px; }
  .section-title { font-size: 26px; }
}