@import url("https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700&family=Pixelify+Sans:wght@500;600;700&display=swap");

@font-face {
  font-family: "Zig Regular";
  src: url("https://framerusercontent.com/assets/qDxP3FEecHHIWfCj0aKpUrqArw.woff2") format("woff2");
  font-display: swap;
  font-style: normal;
  font-weight: 400;
}

:root {
  color-scheme: light;
  --ink: #0f1728;
  --heading: #3a3a3a;
  --muted: #5f6977;
  --surface: #f5f5f5;
  --surface-raised: #fbf7f3;
  --line: #d0d5dc;
  --accent: #f6751a;
  --accent-deep: #d95900;
  --accent-soft: #fff0e4;
  --green: #2f7d5b;
  font-family: "JetBrains Mono", ui-monospace, monospace;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: transparent;
  color: var(--ink);
  line-height: 1.5;
}

main {
  width: 100%;
  padding: clamp(1rem, 3vw, 2rem);
  border: 1px solid rgb(58 58 58 / 22%);
  background: var(--surface-raised);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

.programme-header {
  max-width: 48rem;
  margin-bottom: 2rem;
}

.eyebrow {
  margin-bottom: 0.45rem;
  color: var(--accent);
  font-family: "Pixelify Sans", sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "// ";
  letter-spacing: -0.12em;
}

h1 {
  margin-bottom: 1rem;
  color: var(--heading);
  font-family: "Zig Regular", "JetBrains Mono", monospace;
  font-size: clamp(2.7rem, 8vw, 5.5rem);
  font-weight: 400;
  line-height: 0.86;
  letter-spacing: -0.025em;
}

.lead {
  max-width: 44rem;
  margin-bottom: 0.6rem;
  color: var(--heading);
  font-size: clamp(1rem, 2vw, 1.3rem);
}

.event-date {
  margin-bottom: 0;
  color: #cc9636;
}

.controls {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(13rem, max-content);
  align-items: end;
  gap: 1rem;
  margin-bottom: 2rem;
}

.day-tabs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.5rem;
  min-width: 0;
}

.day-tabs button,
select {
  min-height: 2.75rem;
  border: 1px solid var(--heading);
  border-radius: 0;
  background: var(--surface-raised);
  color: var(--ink);
  font: inherit;
}

.day-tabs button {
  min-width: 0;
  padding: 0.65rem clamp(0.45rem, 1.5vw, 1rem);
  overflow: hidden;
  cursor: pointer;
  font-size: clamp(0.72rem, 1.35vw, 1rem);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.day-label-short {
  display: none;
}

.day-tabs button[aria-selected="true"] {
  border-color: var(--accent);
  background: var(--accent);
  color: white;
  font-weight: 700;
}

.room-filter {
  display: grid;
  gap: 0.35rem;
  min-width: 0;
  color: var(--muted);
  font-size: 0.82rem;
}

select {
  padding-inline: 0.75rem 2rem;
}

.schedule-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.schedule-heading h2 {
  margin-bottom: 0;
  font-size: clamp(1.65rem, 4vw, 2.3rem);
}

.updated {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.8rem;
}

.schedule {
  display: grid;
  gap: 0.75rem;
}

.session-card {
  display: grid;
  grid-template-columns: 6.25rem minmax(0, 1fr);
  overflow: hidden;
  border: 1px solid var(--line);
  border-left: 0.3rem solid var(--green);
  border-radius: 1.25rem;
  background: var(--surface);
}

.session-card[data-revealed="false"] {
  border-left-color: var(--accent);
  background:
    linear-gradient(110deg, rgb(246 117 26 / 7%), transparent 58%),
    var(--surface);
}

.session-time {
  display: flex;
  flex-direction: column;
  padding: 1rem;
  border-right: 1px solid var(--line);
  background: white;
}

.session-time .start {
  font-size: 1.15rem;
  font-weight: 700;
}

.session-time .end {
  color: var(--muted);
  font-size: 0.78rem;
}

.session-content {
  min-width: 0;
  padding: 1rem 1.1rem;
}

.session-meta {
  display: flex;
  align-items: center;
  margin-bottom: 0.5rem;
  color: var(--muted);
  font-size: 0.74rem;
  text-transform: uppercase;
}

.session-card[data-revealed="false"] h3 {
  color: var(--accent-deep);
}

.session-card h3 {
  margin-bottom: 0.35rem;
  font-size: clamp(1rem, 2vw, 1.2rem);
}

.speakers {
  margin-bottom: 0.25rem;
  color: var(--accent-deep);
  font-weight: 700;
}

.empty-state {
  padding: 2rem;
  border: 1px dashed var(--line);
  color: var(--muted);
  text-align: center;
}

@media (max-width: 720px) {
  .schedule-heading {
    align-items: stretch;
    flex-direction: column;
  }

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

  .room-filter,
  .room-filter select {
    width: 100%;
  }

  .session-card {
    grid-template-columns: 5.4rem minmax(0, 1fr);
  }
}

@media (max-width: 520px) {
  .day-label-long {
    display: none;
  }

  .day-label-short {
    display: inline;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
  }
}