:root {
  --bg: #1b1030;
  --text: #fff8ee;
  --pointer: #ff5d8f;
  --slice-a: #ffb703;
  --slice-b: #8ecae6;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, "Segoe UI", sans-serif;
  line-height: 1.4;
}

main {
  width: min(880px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 1.75rem 0 3rem;
}

h1,
h2 {
  font-weight: 700;
  letter-spacing: -0.02em;
}

h1 {
  margin: 0 0 0.35rem;
  font-size: 2rem;
}

h2 {
  margin: 1.25rem 0 0.5rem;
  font-size: 1.1rem;
}

h2:first-child {
  margin-top: 0;
}

.lede {
  margin: 0 0 1.5rem;
}

.layout {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.stage {
  text-align: center;
}

.wheel-wrap {
  position: relative;
  width: min(100%, 28rem);
  margin: 0 auto;
  padding-top: 1.55rem;
}

.pointer {
  position: absolute;
  top: 0;
  left: 50%;
  z-index: 1;
  width: 0;
  height: 0;
  border-right: 14px solid transparent;
  border-left: 14px solid transparent;
  border-top: 22px solid var(--pointer);
  transform: translateX(-50%);
}

#wheel {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  background: var(--bg);
  border-radius: 50%;
}

.result {
  min-height: 1.5em;
  margin: 0.9rem 0 0.6rem;
  font-size: 1.4rem;
  font-weight: 700;
}

button,
input {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
}

#spin,
form button {
  border: 0;
  border-radius: 999px;
  font-weight: 700;
}

#spin {
  padding: 0.7rem 1.8rem;
  color: var(--bg);
  background: var(--slice-a);
}

.panel {
  padding: 1rem 1rem 1.25rem;
  background: rgba(255, 248, 238, 0.04);
  border: 1px solid rgba(255, 248, 238, 0.16);
  border-radius: 16px;
}

label {
  display: block;
  margin-bottom: 0.35rem;
}

.add-row {
  display: flex;
  gap: 0.5rem;
}

input {
  flex: 1;
  min-width: 0;
  padding: 0.55rem 0.7rem;
  background: transparent;
  border: 1px solid rgba(255, 248, 238, 0.45);
  border-radius: 10px;
}

form button {
  padding: 0.55rem 0.95rem;
  color: var(--bg);
  background: var(--pointer);
}

.remove {
  flex: none;
  padding: 0.3rem 0.7rem;
  color: var(--text);
  background: transparent;
  border: 1px solid rgba(255, 248, 238, 0.4);
  border-radius: 999px;
  font-weight: 700;
}

.error {
  min-height: 1.4em;
  margin: 0.6rem 0;
  color: var(--pointer);
  font-weight: 700;
}

#option-list,
#history {
  margin: 0;
  padding: 0;
}

#option-list {
  list-style: none;
}

#option-list li {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  justify-content: space-between;
  padding: 0.45rem 0;
  border-bottom: 1px solid rgba(255, 248, 238, 0.12);
}

#option-list span,
#history li {
  overflow-wrap: anywhere;
}

#history {
  padding-left: 1.25rem;
}

#history li {
  padding: 0.3rem 0;
}

#history-empty {
  margin: 0;
  color: rgba(255, 248, 238, 0.72);
}

#history-empty[hidden] {
  display: none;
}

button:focus-visible,
input:focus-visible {
  outline: 3px solid var(--slice-a);
  outline-offset: 3px;
}

@media (min-width: 391px) {
  .layout {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(17rem, 0.85fr);
    gap: 2rem;
    align-items: start;
  }

  .panel {
    margin-top: 1.55rem;
  }
}

@media (max-width: 390px) {
  main {
    width: calc(100% - 1.25rem);
  }

  .layout {
    display: flex;
    flex-direction: column;
  }

  .add-row {
    flex-direction: column;
  }

  form button,
  #spin {
    width: 100%;
  }
}