/* ============================================
   Minnowbrook Analytic Reasoning Seminar 2026
   ============================================ */

@font-face {
  font-family: 'Sherman Sans';
  src: url('../assets/fonts/ShermanSans-Book.woff2') format('woff2'),
       url('../assets/fonts/ShermanSans-Book.otf') format('opentype');
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: 'Sherman Sans';
  src: url('../assets/fonts/ShermanSans-Bold.woff2') format('woff2'),
       url('../assets/fonts/ShermanSans-Bold.otf') format('opentype');
  font-weight: 700;
  font-display: swap;
}

:root {
  /* Syracuse University */
  --su-orange: #F76900;
  --su-orange-hover: #E55D00;
  --su-orange-light: #FF8C3A;

  /* Adirondack-inspired */
  --deep-navy: #0F2744;
  --midnight: #162B44;
  --lake-blue: #2E6B8A;
  --sky-blue: #5BA3C9;
  --forest: #2B5F3F;

  /* Neutrals */
  --cream: #FAFAF7;
  --white: #FFFFFF;
  --text: #1C2331;
  --text-secondary: #4A5568;
  --text-muted: #718096;
  --border: #E2DFD9;

  /* Typography */
  --font-display: 'Sherman Sans', 'Inter', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* ===== Reset ===== */

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--cream);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--lake-blue);
}

a:hover {
  color: var(--su-orange);
}

img {
  max-width: 100%;
  height: auto;
}

/* ===== Hero ===== */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background-image: url('../assets/images/hero.jpg');
  background-size: cover;
  background-position: center 40%;
  color: var(--white);
  text-align: center;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(15, 39, 68, 0.2) 0%,
    rgba(15, 39, 68, 0.1) 30%,
    rgba(15, 39, 68, 0.2) 55%,
    rgba(15, 39, 68, 0.5) 80%,
    rgba(15, 39, 68, 0.85) 92%,
    #0F2744 100%
  );
  z-index: 1;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(to bottom, #0F2744 0%, var(--cream) 100%);
  z-index: 2;
}

/* Hero Navigation */

.hero-nav {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
  gap: 2.5rem;
  padding: 1.75rem 2rem;
  z-index: 10;
}

.hero-nav a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  font-size: 0.8rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  transition: color 0.2s ease;
}

.hero-nav a:hover {
  color: var(--su-orange-light);
}

/* Hero Logo */

.hero-logo {
  position: absolute;
  top: 1.5rem;
  left: 2rem;
  z-index: 10;
  opacity: 0.85;
  display: block;
  height: 28px;
}

.hero-logo:hover {
  opacity: 1;
}

.hero-logo img {
  display: block;
  height: 28px;
  max-height: 28px;
  width: auto;
  max-width: 200px;
}

/* Hero NSF Logo */

.hero-nsf {
  position: absolute;
  top: 1.25rem;
  right: 2rem;
  z-index: 10;
  opacity: 0.9;
  display: block;
  height: 48px;
}

.hero-nsf:hover {
  opacity: 1;
}

.hero-nsf img {
  display: block;
  height: 48px;
  max-height: 48px;
  width: auto;
}

/* Hero Content */

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
  padding: 0 2rem;
}

.hero-title {
  font-family: var(--font-display);
  font-size: 5rem;
  font-weight: 700;
  line-height: 1.05;
  margin-bottom: 0.15em;
  letter-spacing: -0.01em;
  color: var(--white);
}

.hero-subtitle {
  font-family: var(--font-body);
  font-size: 1.4rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  margin-bottom: 2rem;
  color: var(--su-orange);
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.5);
}

.hero-divider {
  width: 56px;
  height: 3px;
  background: var(--su-orange);
  margin: 0 auto 2rem;
  border-radius: 2px;
}

.hero-date {
  font-size: 1.15rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  margin-bottom: 0.3rem;
}

.hero-location {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.65);
  letter-spacing: 0.02em;
}

/* ===== Sections ===== */

.section {
  padding: 3rem 2rem;
  border-top: 1px solid var(--border);
}

.section:first-of-type {
  border-top: none;
}

.section-dark {
  background: var(--deep-navy);
  color: var(--white);
  border-top: none;
}

section[id] {
  scroll-margin-top: 1rem;
}

.container {
  max-width: 720px;
  margin: 0 auto;
}

/* Section Titles */

.section-title {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--deep-navy);
  line-height: 1.2;
  padding-bottom: 0.6rem;
  border-bottom: 2px solid var(--su-orange);
  display: inline-block;
}

.section-title-light {
  color: var(--white);
}

/* Section Body Text */

.section p {
  margin-bottom: 0.8rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

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

/* ===== Details List ===== */

.details-list {
  list-style: disc;
  padding-left: 1.25rem;
  margin-top: 0.5rem;
}

.details-list li {
  padding: 0.15rem 0;
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.details-list strong {
  color: var(--text);
}

/* ===== Themes List ===== */

.themes-list {
  list-style: disc;
  margin-top: 0.75rem;
  padding-left: 1.25rem;
}

.themes-list li {
  padding: 0.2rem 0;
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ===== Past Events ===== */

.past-event-card {
  margin-top: 1rem;
}

.past-event-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--deep-navy);
  margin-bottom: 0.4rem;
}

.past-event-card p {
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
}

.past-event-card > a {
  color: var(--lake-blue);
  font-size: 0.9rem;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.past-event-card > a:hover {
  color: var(--su-orange);
}

/* ===== Contact Section ===== */

.section-dark p {
  color: rgba(255, 255, 255, 0.75);
}

.section-dark a {
  color: var(--su-orange-light);
}

.section-dark a:hover {
  color: var(--su-orange);
}

.contact-info {
  margin-top: 1.25rem;
}

.contact-name {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--white) !important;
  margin-bottom: 0.1rem !important;
}

.contact-affiliation {
  color: rgba(255, 255, 255, 0.5) !important;
  font-size: 0.9rem;
}

/* ===== Footer ===== */

.footer {
  padding: 1.75rem 2rem;
  background: #091a30;
}

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

.footer p {
  color: rgba(255, 255, 255, 0.35);
  font-size: 0.8rem;
  margin: 0;
}

.footer-logos {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.footer-su {
  height: 20px;
  width: auto;
  opacity: 0.5;
}

.footer-nsf {
  height: 36px;
  width: auto;
  opacity: 0.7;
}

/* ===== Responsive ===== */

@media (max-width: 768px) {
  .hero-title {
    font-size: 3.2rem;
  }

  .hero-subtitle {
    font-size: 1.1rem;
    letter-spacing: 0.04em;
  }

  .hero-nav {
    gap: 1.25rem;
    padding: 1.25rem 1.5rem;
    flex-wrap: wrap;
    justify-content: center;
  }

  .hero-nav a {
    font-size: 0.7rem;
    letter-spacing: 0.08em;
  }

  .hero-logo {
    top: auto;
    bottom: 2rem;
    left: 1.5rem;
    height: 22px;
  }

  .hero-logo img {
    height: 22px;
    max-height: 22px;
  }

  .hero-nsf {
    top: auto;
    bottom: 2rem;
    right: 1.5rem;
    height: 38px;
  }

  .hero-nsf img {
    height: 38px;
    max-height: 38px;
  }

  .section {
    padding: 2.5rem 1.5rem;
  }

  .section-title {
    font-size: 1.5rem;
  }

  .footer-content {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero {
    min-height: 100svh;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .hero-subtitle {
    font-size: 0.95rem;
    letter-spacing: 0.03em;
  }

  .hero-nav {
    gap: 0.6rem 1rem;
    padding: 0.75rem 1rem;
  }

  .hero-nav a {
    font-size: 0.6rem;
  }

  .hero-content {
    padding: 0 1.25rem;
  }

  .hero-divider {
    width: 40px;
    margin-bottom: 1.5rem;
  }

  .hero-date {
    font-size: 1rem;
  }

  .hero-location {
    font-size: 0.85rem;
  }

  .hero-logo {
    bottom: 1.5rem;
    left: 1.25rem;
    height: 18px;
  }

  .hero-logo img {
    height: 18px;
    max-height: 18px;
  }

  .hero-nsf {
    bottom: 1.5rem;
    right: 1.25rem;
    height: 32px;
  }

  .hero-nsf img {
    height: 32px;
    max-height: 32px;
  }

  .section {
    padding: 2rem 1.25rem;
  }

  .section-title {
    font-size: 1.35rem;
  }

  .contact-name {
    font-size: 1rem;
  }

  .footer-logos {
    gap: 1rem;
  }

  .footer-su {
    height: 16px;
  }

  .footer-nsf {
    height: 28px;
  }
}