/* Cornell Sports Analytics
   Carnelian red from Cornell, ink and paper neutrals, a condensed scoreboard-style
   display face for headings, and a plain sans for reading. */

:root {
  --carnelian: #B31B1B;
  --carnelian-deep: #8C1414;
  --ink: #151A22;
  --ink-soft: #4A515C;
  --paper: #F5F6F4;
  --wash: #E9ECE7;
  --rule: #D3D6D1;
  --display: "Big Shoulders Display", "Arial Narrow", "Helvetica Neue", sans-serif;
  --body: "Instrument Sans", "Helvetica Neue", Arial, sans-serif;
  --wrap: 1120px;
  --gutter: clamp(1.25rem, 4vw, 2.5rem);
  color-scheme: light;
}

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

html { -webkit-text-size-adjust: 100%; }

@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 1.0625rem/1.6 var(--body);
}

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

h1, h2, h3 {
  margin: 0;
  font-family: var(--display);
  font-weight: 800;
  line-height: 1;
}

p { margin: 0 0 1em; }

a { color: var(--carnelian); text-underline-offset: 0.18em; }
a:hover { color: var(--carnelian-deep); }

:focus-visible { outline: 3px solid var(--ink); outline-offset: 3px; }

.wrap {
  width: 100%;
  max-width: calc(var(--wrap) + 2 * var(--gutter));
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  z-index: 10;
  padding: 0.6rem 1rem;
  background: var(--ink);
  color: #fff;
}
.skip-link:focus { left: 1rem; top: 1rem; }

/* Header */

.site-header { border-bottom: 1px solid var(--rule); }

.site-header-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 2rem;
  padding-block: 1rem;
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--ink);
  text-decoration: none;
  font: 800 1.65rem/1 var(--display);
  letter-spacing: 0.01em;
}
.wordmark:hover { color: var(--ink); }

.wordmark-bar {
  width: 0.5rem;
  height: 1.7rem;
  background: var(--carnelian);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.75rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav a {
  display: inline-block;
  padding: 0.35rem 0;
  border-bottom: 3px solid transparent;
  color: var(--ink);
  font-weight: 500;
  text-decoration: none;
}
.nav a:hover { border-bottom-color: var(--rule); }
.nav a[aria-current="page"] { border-bottom-color: var(--carnelian); }

/* Buttons and links */

.button {
  display: inline-block;
  padding: 0.85rem 1.6rem;
  background: var(--carnelian);
  color: #fff;
  font-weight: 600;
  text-decoration: none;
}
.button:hover { background: var(--carnelian-deep); color: #fff; }

.text-link { color: var(--ink); font-weight: 500; }
.text-link:hover { color: var(--carnelian); }

/* Landing hero */

.hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(3.5rem, 11vw, 8rem) clamp(3rem, 9vw, 6.5rem);
}

.hero-lines {
  position: absolute;
  top: 50%;
  right: -8%;
  width: min(72vw, 780px);
  height: auto;
  transform: translateY(-50%) rotate(-7deg);
  color: var(--carnelian);
  pointer-events: none;
}

.hero-inner { position: relative; }

.hero h1 {
  max-width: 8.5em;
  font-size: clamp(3.5rem, 10vw, 7.25rem);
  font-weight: 900;
  line-height: 0.92;
  text-wrap: balance;
}

.hero-lede {
  max-width: 34em;
  margin: 1.75rem 0 0;
  color: var(--ink-soft);
  font-size: clamp(1.1rem, 2vw, 1.3rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.75rem;
  margin: 2rem 0 0;
}

@media (max-width: 700px) {
  .hero-lines { right: -30%; width: 120vw; opacity: 0.2; }
}

/* The pitch lines draw themselves once on load. Skipped when motion is reduced. */
@media (prefers-reduced-motion: no-preference) {
  .hero-lines path {
    stroke-dasharray: 1;
    stroke-dashoffset: 1;
    animation: draw 1.8s cubic-bezier(0.5, 0, 0.2, 1) forwards;
  }
  .hero-lines path:nth-child(2) { animation-delay: 0.2s; }
  .hero-lines path:nth-child(3) { animation-delay: 0.4s; }
  .hero-lines path:nth-child(4) { animation-delay: 0.6s; }
  .hero-lines path:nth-child(5) { animation-delay: 0.6s; }

  @keyframes draw { to { stroke-dashoffset: 0; } }
}

/* Sections */

.section { padding-block: clamp(3rem, 7vw, 5.5rem); }
.section-ruled { border-top: 1px solid var(--rule); }

.section-title { margin-bottom: 2rem; font-size: clamp(2.2rem, 4.5vw, 3.25rem); }

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.5rem 4rem;
}
.split h2 { font-size: clamp(2.2rem, 4.5vw, 3.25rem); }

@media (min-width: 800px) {
  .split { grid-template-columns: minmax(0, 1fr) minmax(0, 2fr); }
}

.prose { max-width: 62ch; font-size: 1.15rem; }
.prose p:last-child { margin-bottom: 0; }

/* Photo mosaic */

.photos { padding-bottom: clamp(1rem, 3vw, 2rem); }

.mosaic {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  grid-auto-rows: clamp(140px, 22vw, 260px);
  grid-auto-flow: dense;
  gap: 0.5rem;
}

.mosaic-item { margin: 0; overflow: hidden; background: var(--wash); }
.mosaic-item:first-child { grid-column: span 2; grid-row: span 2; }
.mosaic-item img { width: 100%; height: 100%; object-fit: cover; }

.mosaic-item.is-placeholder {
  background: repeating-linear-gradient(135deg, var(--wash) 0 12px, #E1E5DF 12px 24px);
}

@media (max-width: 700px) {
  .mosaic { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .mosaic-item:first-child { grid-row: span 1; }
}

/* What we do */

.pillars {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 2rem 3rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.pillars li { padding-top: 1rem; border-top: 4px solid var(--carnelian); }
.pillars h3 { margin-bottom: 0.6rem; font-size: 2rem; }
.pillars p { margin: 0; color: var(--ink-soft); }

@media (max-width: 800px) {
  .pillars { grid-template-columns: minmax(0, 1fr); }
}

/* Closing call to action */

.closing h2 { margin-bottom: 0.75rem; font-size: clamp(2.2rem, 4.5vw, 3.25rem); }
.closing p { max-width: 40em; color: var(--ink-soft); }

/* Inner page heading */

.page-head { padding-block: clamp(3rem, 8vw, 5.5rem) 1rem; }
.page-head h1 { font-size: clamp(3rem, 8vw, 5.5rem); font-weight: 900; line-height: 0.95; }

.lede {
  max-width: 40em;
  margin: 1.25rem 0 0;
  color: var(--ink-soft);
  font-size: clamp(1.1rem, 2vw, 1.3rem);
}

/* Executive board */

.eboard {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 3rem 2rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.member-photo {
  display: grid;
  place-items: center;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background: var(--wash);
  border-bottom: 6px solid var(--carnelian);
  color: var(--ink-soft);
  font: 800 4rem/1 var(--display);
}
.member-photo img { width: 100%; height: 100%; object-fit: cover; }

.member h3 { margin: 1rem 0 0.2rem; font-size: 1.9rem; }
.member-role { margin: 0 0 0.25rem; color: var(--carnelian); font-weight: 600; }
.member-detail { margin: 0 0 0.6rem; color: var(--ink-soft); font-size: 0.95rem; }
.member-bio { margin: 0 0 0.5rem; font-size: 0.98rem; }

/* Past projects */

.year-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.5rem;
  margin: 1.75rem 0 0;
  padding: 0;
  list-style: none;
}
.year-nav a { font: 800 1.6rem/1.2 var(--display); }

.archive { padding-block: 1.5rem clamp(2rem, 5vw, 4rem); }
.empty { padding-block: 2rem; color: var(--ink-soft); font-size: 1.15rem; }

.year {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.75rem 3rem;
  padding-block: 2.5rem;
  border-top: 1px solid var(--rule);
  scroll-margin-top: 1rem;
}

.year-label {
  margin: 0;
  color: var(--carnelian);
  font-size: clamp(2.75rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 0.9;
}

@media (min-width: 800px) {
  .year { grid-template-columns: 9rem minmax(0, 1fr); }
  .year-label { position: sticky; top: 1.5rem; align-self: start; }
}

.entries { margin: 0; padding: 0; list-style: none; }

.entry {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.25rem 1.5rem;
  padding-block: 1.4rem;
  border-bottom: 1px solid var(--rule);
}
.entry:first-child { padding-top: 0; }
.entry:last-child { padding-bottom: 0; border-bottom: 0; }

.entry h3 { font-size: clamp(1.6rem, 3vw, 2.1rem); line-height: 1.05; }
.entry h3 a { color: var(--ink); text-decoration: none; }
.entry h3 a:hover { color: var(--carnelian); text-decoration: underline; }

.entry-authors { margin: 0.4rem 0 0; color: var(--ink-soft); font-size: 0.95rem; }
.entry-summary { max-width: 60ch; margin: 0.5rem 0 0; }

.pdf-tag {
  align-self: start;
  padding: 0.15rem 0.5rem;
  border: 1.5px solid var(--ink);
  font-size: 0.85rem;
  font-weight: 600;
  line-height: 1.4;
}

/* Contact */

.contact-list {
  max-width: 44rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.contact-row { border-top: 1px solid var(--rule); }
.contact-row:last-child { border-bottom: 1px solid var(--rule); }

.contact-link {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  min-height: 5.5rem;
  padding: 1rem;
  color: var(--ink);
  text-decoration: none;
}
.contact-link:hover { background: var(--wash); color: var(--carnelian); }
.contact-link svg { flex: 0 0 1.75rem; width: 1.75rem; height: 1.75rem; fill: currentColor; }
.contact-link strong, .contact-link small { display: block; }
.contact-link strong { font-weight: 600; }
.contact-link small { color: var(--ink-soft); font-size: 1rem; overflow-wrap: anywhere; }
.contact-link:hover small { color: var(--carnelian-deep); }
.contact-link:focus-visible { position: relative; z-index: 1; }
}

/* Footer */

.site-footer {
  margin-top: clamp(3rem, 8vw, 6rem);
  background: var(--ink);
  color: #E8EAE6;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem 2rem;
  padding-block: 2.5rem;
}

.footer-name { margin: 0; color: #fff; font: 800 1.5rem/1 var(--display); }

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-copy { flex-basis: 100%; margin: 0; color: #A9AFB8; font-size: 0.9rem; }

.site-footer a { color: #fff; }
.site-footer a:hover { color: #fff; text-decoration-thickness: 2px; }
.site-footer :focus-visible { outline-color: #fff; }