:root {
  color-scheme: light;
  --paper: #ffffff;
  --ink: #1f1d1a;
  --line: #d9d9d9;
  --soft: #f7f7f7;
  --selection: rgba(31, 29, 26, 0.12);
  --keyboard-offset: 0px;
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
  overflow: hidden;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", "YuGothic", "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

button,
input {
  font: inherit;
}

.app {
  position: relative;
  height: 100dvh;
  min-height: 100svh;
  overflow: hidden;
  background: var(--paper);
}

.board {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 0;
  overflow: hidden;
  padding:
    calc(env(safe-area-inset-top, 0px) + 1.25rem)
    calc(env(safe-area-inset-right, 0px) + 1.1rem)
    calc(env(safe-area-inset-bottom, 0px) + 4rem)
    calc(env(safe-area-inset-left, 0px) + 1.1rem);
  background: var(--paper);
}

.items {
  width: 100%;
  height: 100%;
  min-height: 0;
  overflow-y: auto;
  scrollbar-color: transparent transparent;
  scrollbar-width: none;
  color: var(--ink);
  font-size: 1rem;
  line-height: 1.85;
  letter-spacing: 0;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.items:hover,
.items:focus-within {
  scrollbar-color: #d0d0d0 transparent;
}

.items::-webkit-scrollbar {
  width: 0.35rem;
}

.items::-webkit-scrollbar-track {
  background: transparent;
}

.items::-webkit-scrollbar-thumb {
  border-radius: 0;
  background: transparent;
}

.items:hover::-webkit-scrollbar-thumb,
.items:focus-within::-webkit-scrollbar-thumb {
  background: #d0d0d0;
}

.empty-hint {
  color: rgba(31, 29, 26, 0.32);
  pointer-events: none;
}

.memo-item {
  display: inline;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  outline: none;
  line-height: inherit;
  letter-spacing: 0;
  white-space: normal;
  overflow-wrap: anywhere;
  word-break: break-word;
  text-align: left;
  -webkit-tap-highlight-color: transparent;
}

.memo-item.blue {
  color: #2f5f9f;
}

.memo-item.red {
  color: #a54a4a;
}

.memo-item.red-highlight {
  background: #fff2a8;
  color: #a54a4a;
}

.memo-item:focus-visible {
  outline: 2px solid rgba(31, 29, 26, 0.28);
  outline-offset: 2px;
}

.separator {
  color: #8a8a8a;
  font-weight: 600;
  margin: 0 0.22em;
  white-space: nowrap;
}

.composer {
  position: fixed;
  z-index: 5;
  display: flex;
  max-width: calc(100vw - 1.2rem);
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 0;
  background: #ffffff;
  box-shadow: none;
  right: calc(env(safe-area-inset-right, 0px) + 1.1rem);
  bottom: calc(env(safe-area-inset-bottom, 0px) + var(--keyboard-offset) + 0.8rem);
  left: calc(env(safe-area-inset-left, 0px) + 1.1rem);
  max-width: none;
}

.composer input {
  width: 100%;
  min-width: 0;
  height: 2rem;
  padding: 0 0.6rem;
  border: 0;
  border-radius: 0;
  background: #ffffff;
  color: var(--ink);
  outline: none;
}

.composer input::selection {
  background: var(--selection);
}

.composer[data-mode="options"] {
  align-items: center;
  border-color: transparent;
  background: transparent;
  pointer-events: none;
}

.composer[data-mode="options"]:focus-within {
  border-color: transparent;
}

.composer[data-mode="options"] .icon-control {
  pointer-events: auto;
  border: 1px solid rgba(31, 29, 26, 0.16);
  background: rgba(255, 255, 255, 0.82);
  color: #737373;
}

.composer[data-mode="options"] #infoButton,
.composer[data-mode="options"] #clearAllButton {
  border-left: 0;
}

.composer[data-mode="options"] #optionsButton {
  background: rgba(255, 255, 255, 0.88);
  color: #555555;
}

.composer[data-mode="options"] .icon-control:hover,
.composer[data-mode="options"] .icon-control:focus-visible {
  background: #ffffff;
  color: var(--ink);
}

.composer-spacer {
  flex: 1 1 auto;
  min-width: 0;
}

.icon-control {
  display: inline-grid;
  flex: 0 0 2.25rem;
  width: 2.25rem;
  height: 2rem;
  place-items: center;
  padding: 0;
  border: 0;
  border-left: 1px solid var(--line);
  border-radius: 0;
  background: var(--soft);
  color: var(--ink);
  cursor: pointer;
}

.icon-control.quiet {
  background: #ffffff;
  color: #9a9a9a;
}

.icon-control.quiet:hover,
.icon-control.quiet:focus-visible {
  color: var(--ink);
}

.icon-control.active {
  background: #f0f0f0;
  color: var(--ink);
}

.icon-control[hidden] {
  display: none;
}

.icon-control svg {
  width: 1.15rem;
  height: 1.15rem;
}

.composer input:focus-visible,
.icon-control:focus-visible {
  outline: none;
}

.composer:focus-within {
  border-color: #b8b8b8;
}

.info-dialog {
  width: min(18rem, calc(100vw - 2.2rem));
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 0;
  background: #ffffff;
  color: var(--ink);
}

.info-dialog::backdrop {
  background: rgba(255, 255, 255, 0.72);
}

.info-dialog form {
  position: relative;
  padding: 1.1rem 1.2rem 1.2rem;
}

.info-dialog h1 {
  margin: 0 2rem 1rem 0;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0;
}

.info-dialog dl {
  display: grid;
  gap: 0.55rem;
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.5;
}

.info-dialog dl div {
  display: grid;
  grid-template-columns: 5rem 1fr;
  gap: 0.5rem;
}

.info-dialog dt {
  color: #767676;
}

.info-dialog dd {
  margin: 0;
}

.dialog-close {
  position: absolute;
  top: 0.55rem;
  right: 0.55rem;
  display: inline-grid;
  width: 2rem;
  height: 2rem;
  place-items: center;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: #767676;
  cursor: pointer;
}

.dialog-close:hover,
.dialog-close:focus-visible {
  color: var(--ink);
  outline: none;
}

.dialog-close svg {
  width: 1.05rem;
  height: 1.05rem;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (min-width: 700px) {
  .board {
    padding-right: max(calc(env(safe-area-inset-right, 0px) + 1.5rem), calc((100vw - 50rem) / 2));
    padding-left: max(calc(env(safe-area-inset-left, 0px) + 1.5rem), calc((100vw - 50rem) / 2));
  }

  .composer {
    right: max(calc(env(safe-area-inset-right, 0px) + 1.5rem), calc((100vw - 50rem) / 2));
    left: max(calc(env(safe-area-inset-left, 0px) + 1.5rem), calc((100vw - 50rem) / 2));
  }

  .items {
    font-size: 1.12rem;
  }
}