:root {
  --bg: #ffffff;
  --text: #111111;
  --muted: #828282;
  --theme: #b509ac;
  --divider: rgba(0, 0, 0, 0.1);
  --footer-bg: #1c1c1d;
  --footer-text: #e8e8e8;
  --card-border: #eeeeee;
  --max-width: 800px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
}

html {
  font-size: 20px;
}

body {
  font-family: "Source Sans 3", "Source Sans Pro", "Segoe UI", Helvetica, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
}

a {
  color: var(--theme);
  text-decoration: none;
}

a:hover { text-decoration: underline; }

.navbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.95);
  border-bottom: 1px solid var(--divider);
  backdrop-filter: blur(8px);
}

.navbar-inner,
.page,
.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1rem;
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 56px;
}

.brand {
  font-size: 1.65rem;
  font-weight: 300;
  color: var(--text);
}

.brand:hover { text-decoration: none; color: var(--theme); }

nav ul {
  display: flex;
  gap: 1.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

nav a {
  color: var(--text);
  font-size: 1.1rem;
}

nav a.active,
nav a:hover {
  color: var(--theme);
  text-decoration: none;
}

.page {
  padding: 2.2rem 1rem 4rem;
}

h1 {
  font-size: 2.4rem;
  font-weight: 700;
  margin: 0 0 0.25rem;
}

/* Hero banner (home page) */
.hero {
  position: relative;
  overflow: hidden;
  text-align: center;
  background:
    radial-gradient(ellipse 65% 70% at 50% 0%, rgba(181, 9, 172, 0.07), transparent 70%),
    #ffffff;
  border-bottom: 1px solid var(--divider);
  padding: clamp(2.4rem, 7vw, 3.4rem) 1.2rem clamp(2.2rem, 6vw, 3rem);
}

.hero-grid {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-content { position: relative; }

.hero h1 {
  margin: 0 0 0.3rem;
  color: #17131f;
  font-size: clamp(2.1rem, 7vw, 3.1rem);
  letter-spacing: 0.03em;
}

.hero-subtitle {
  margin: 0 auto;
  max-width: 40em;
  color: #6f6880;
  font-size: clamp(0.95rem, 2.8vw, 1.18rem);
}

.hero-loop {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  gap: clamp(0.5rem, 2.5vw, 1.1rem);
  margin-top: clamp(1.2rem, 3.5vw, 1.7rem);
}

.hero-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
}

.hero-step svg { display: block; }

.hero-step small {
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #8a8298;
}

.hero-arrow {
  color: var(--theme);
  font-size: 1.05rem;
  line-height: 1;
  padding-top: 8px;
}

h2 {
  font-size: 1.55rem;
  margin: 1.75rem 0 0.75rem;
}

h3 {
  font-size: 1.3rem;
  margin: 1.25rem 0 0.5rem;
}

hr {
  border: 0;
  border-top: 1px solid var(--divider);
  margin: 1.5rem 0;
}

ul { padding-left: 1.2rem; }

li { margin: 0.25rem 0; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 1rem;
}

th, td {
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--divider);
  padding: 0.65rem 0.5rem;
}

th { font-weight: 700; }

.organizers {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
}

.card {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  border: 1px solid var(--card-border);
  border-radius: 8px;
  padding: 0.65rem;
  color: inherit;
  text-decoration: none;
  background: #fff;
}

.card:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
  text-decoration: none;
}

.card img {
  width: 128px;
  height: 192px;
  object-fit: cover;
  object-position: top center;
  border-radius: 6px;
  flex-shrink: 0;
}

.card h4 {
  margin: 0;
  font-size: 1.15rem;
}

.card p {
  margin: 0.2rem 0 0;
  color: var(--muted);
  font-size: 1.05rem;
}

footer {
  background: var(--footer-bg);
  color: var(--footer-text);
  font-size: 0.95rem;
  padding: 1.4rem 0;
}

footer a { color: #fff; }

@media (max-width: 700px) {
  .navbar-inner { flex-direction: column; padding: 0.75rem 1rem; gap: 0.4rem; }
  .organizers { grid-template-columns: 1fr; }
}