@import url("https://cdn.jsdelivr.net/gh/orioncactus/pretendard/dist/web/static/pretendard-dynamic-subset.min.css");

/* Base */

:root {
  --text-color: black;
  --background-color: white;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-size: 100%;
  font-weight: normal;
}

html {
  font-size: 16px;
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100svh;
  font-family: Pretendard, sans-serif;
  font-size: 1rem;
  line-height: 1.5;
  word-break: keep-all;
  color: var(--text-color);
  background-color: var(--background-color);
  cursor: default;
  -webkit-user-select: none;
  user-select: none;
}

body.has-notice,
body.has-dialog {
  overflow: hidden;
}

noscript {
  display: block;
  padding: 1rem;
  text-align: center;
}

a {
  text-decoration: none;
  text-underline-offset: .2em;
  color: inherit;
}

:focus {
  outline: none;
}

/* Header */

.header {
  position: fixed;
  z-index: 999;
  top: 0;
  left: 0;
  width: 100%;
  padding: calc(1.5rem + env(safe-area-inset-top)) 1rem 1.5rem;
  font-size: 1rem;
  text-align: center;
  background:
    linear-gradient(to bottom, var(--background-color), transparent),
    linear-gradient(to bottom, var(--background-color), transparent),
    linear-gradient(to bottom, var(--background-color), transparent);
  text-shadow: 0 0 .5rem var(--background-color);
  pointer-events: none;
}

.header-with-help .header-title {
  padding-inline: 3.5rem;
}

.header-help {
  position: absolute;
  top: calc(1.5rem + env(safe-area-inset-top));
  right: 1rem;
  pointer-events: auto;
}

.header-time {
  margin-top: .5rem;
  font-size: .875rem;
}

.header-time,
.dialog-time {
  font-variant-numeric: tabular-nums;
}

.header-link,
.footer-details {
  padding: 0;
  font: inherit;
  text-decoration: none;
  color: inherit;
  background: transparent;
  border: 0;
  cursor: pointer;
  pointer-events: auto;
}

/* Main and canvas */

.main {
  display: flex;
  flex: 1 1 auto;
  flex-direction: column;
  gap: 6rem;
  margin-block: 50svh;
}

body#project {
  overflow: hidden;
}

body#project .main {
  position: fixed;
  inset: 0;
  display: block;
  margin: 0;
}

.canvas {
  display: block;
  width: 100%;
  height: 100%;
  cursor: grab;
  touch-action: none;
}

.canvas:active {
  cursor: grabbing;
}

.canvas[hidden] {
  display: none;
}

#canvas-content:not(.visually-hidden) {
  padding: 8rem 2rem;
}

/* Footer */

.footer {
  position: fixed;
  z-index: 999;
  bottom: 0;
  left: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  width: 100%;
  padding: 1.5rem 1rem calc(1.5rem + env(safe-area-inset-bottom));
  font-size: 1rem;
  text-align: center;
  background:
    linear-gradient(to bottom, transparent, var(--background-color)),
    linear-gradient(to bottom, transparent, var(--background-color)),
    linear-gradient(to bottom, transparent, var(--background-color));
  text-shadow: 0 0 .5rem var(--background-color);
  pointer-events: none;
}

.footer-link {
  pointer-events: auto;
}

/* Notice */

.notice {
  --notice-fade-delay: 2s;
  --notice-fade-duration: 1s;
  position: fixed;
  z-index: 888;
  inset: 0;
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  width: 100%;
  min-height: 100svh;
  padding: 1rem;
  text-align: center;
  text-shadow: 0 0 .5rem var(--background-color);
  pointer-events: none;
}

.notice:not(:empty) {
  display: flex;
  pointer-events: auto;
  touch-action: none;
  animation: fadeout var(--notice-fade-duration) ease var(--notice-fade-delay) forwards;
}

.notice-content {
  padding: .5rem .75rem;
  color: var(--background-color);
  background-color: var(--text-color);
  text-shadow: none;
}

/* Dialog */

.dialog {
  width: calc(100% - 2rem);
  max-width: 30rem;
  max-height: calc(100svh - 2rem);
  margin: auto;
  padding: 0;
  overflow: hidden;
  font: inherit;
  text-align: center;
  color: var(--background-color);
  background: var(--text-color);
  border: 0;
  border-radius: 0;
}

.dialog[open] {
  display: flex;
  flex-direction: column;
}

.dialog::backdrop {
  background: var(--background-color);
  opacity: .85;
}

.dialog-header {
  position: relative;
  display: flex;
  align-items: center;
}

.dialog-header,
.dialog-footer {
  flex-shrink: 0;
}

.dialog-header,
.dialog-main {
  padding: 1rem;
}

.dialog-title,
.dialog-main {
  font-size: 1rem;
}

.dialog-title {
  width: 100%;
}

.dialog-footer {
  display: flex;
  justify-content: center;
}

.dialog-close-form {
  width: 100%;
}

.dialog-main {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  min-height: 0;
  overflow-y: auto;
}

.dialog-main > * {
  flex-shrink: 0;
}

.dialog-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  text-align: left;
}

.dialog-label {
  display: block;
  text-align: center;
}

.dialog-fields {
  display: flex;
  gap: .5rem;
}

.dialog-input,
.dialog-submit,
.dialog-ranking,
.dialog-close {
  font: inherit;
  color: inherit;
  background: transparent;
  border-radius: 0;
}

.dialog-input,
.dialog-submit,
.dialog-ranking {
  padding: .5rem .75rem;
  border: 1px solid currentColor;
}

.dialog-input {
  flex: 1;
  width: 100%;
  min-width: 0;
  user-select: text;
}

.dialog-close {
  width: 100%;
  padding: 1rem;
  text-align: center;
  border: 0;
  opacity: .5;
  cursor: pointer;
}

.dialog-close:hover {
  opacity: .75;
}

.dialog-submit,
.dialog-ranking {
  flex-shrink: 0;
  color: var(--text-color);
  background: var(--background-color);
  border-color: var(--background-color);
  cursor: pointer;
}

.dialog-ranking {
  align-self: center;
  text-decoration: none;
}

.dialog-error {
  padding: 1rem;
  text-align: center;
}

.dialog-description {
  white-space: pre-line;
  overflow-wrap: anywhere;
}

.dialog-links:not([hidden]) {
  display: flex;
  flex-direction: column;
  gap: .5rem;
}

/* Ranking */

body#ranking .main {
  margin-block: 25svh;
}

.ranking {
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: 30rem;
  margin-inline: auto;
  padding: 0 1rem;
  list-style: none;
  user-select: text;
}

.ranking-item {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  width: 100%;
  padding: .5rem 0;
}

.ranking-item:not(:last-child) {
  border-bottom: 1px solid currentColor;
}

.ranking-name {
  min-width: 0;
  font-size: 1rem;
  text-align: left;
  overflow-wrap: anywhere;
}

.ranking-time {
  flex-shrink: 0;
  font-size: 1rem;
  font-variant-numeric: tabular-nums;
  text-align: right;
}

.is-own-record,
.is-own-record .ranking-name,
.is-own-record .ranking-time {
  font-weight: 700;
}

.ranking-empty {
  padding: 0 1rem;
  text-align: center;
}

/* Error */

.main-error {
  width: min(100%, 32rem);
  margin: 0 auto 12rem;
  padding: 1rem;
  text-align: center;
}

.error {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  width: 100%;
  max-width: 30rem;
  margin-inline: auto;
  padding: 0 1rem;
  text-align: center;
}

.error-retry {
  align-self: center;
  padding: .5rem .75rem;
  font: inherit;
  text-decoration: none;
  color: var(--background-color);
  background: var(--text-color);
  border: 1px solid currentColor;
  border-radius: 0;
  cursor: pointer;
}

/* Utilities and motion */

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

@keyframes fadeout {
  from {
    opacity: 1;
  }

  to {
    opacity: 0;
  }
}

@keyframes dismiss {
  from,
    to {
    opacity: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .notice:not(:empty) {
    animation: dismiss calc(var(--notice-fade-delay) + var(--notice-fade-duration)) linear forwards;
  }
}