/* Nodoka's app. Colors are Telegram's theme (the --tg-theme-* variables telegram-web-app.js sets), with
   light and dark fallbacks for a browser outside Telegram. */
:root {
  color-scheme: light dark;
  --fb-bg: #efeff4;
  --fb-section: #ffffff;
  --fb-text: #000000;
  --fb-hint: #8e8e93;
  --fb-link: #2481cc;
  --fb-button: #2481cc;
  --fb-button-text: #ffffff;
  --fb-header: #6d6d72;
  --fb-separator: #dedee3;
  --fb-danger: #e53935;
}

@media (prefers-color-scheme: dark) {
  :root {
    --fb-bg: #0f0f10;
    --fb-section: #1c1c1e;
    --fb-text: #ffffff;
    --fb-hint: #8d8e93;
    --fb-link: #62a8ea;
    --fb-button: #3e88f7;
    --fb-button-text: #ffffff;
    --fb-header: #8d8e93;
    --fb-separator: #2c2c2e;
    --fb-danger: #ff5c5c;
  }
}

:root {
  --bg: var(--tg-theme-secondary-bg-color, var(--fb-bg));
  --section: var(--tg-theme-section-bg-color, var(--tg-theme-bg-color, var(--fb-section)));
  --text: var(--tg-theme-text-color, var(--fb-text));
  --hint: var(--tg-theme-hint-color, var(--fb-hint));
  --sub: var(--tg-theme-subtitle-text-color, var(--hint));
  --link: var(--tg-theme-link-color, var(--fb-link));
  --accent: var(--tg-theme-accent-text-color, var(--link));
  --button: var(--tg-theme-button-color, var(--fb-button));
  --button-text: var(--tg-theme-button-text-color, var(--fb-button-text));
  --header: var(--tg-theme-section-header-text-color, var(--fb-header));
  --separator: var(--tg-theme-section-separator-color, var(--fb-separator));
  --danger: var(--tg-theme-destructive-text-color, var(--fb-danger));
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
}

body {
  font: 15px/1.35 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
  padding: calc(12px + var(--tg-content-safe-area-inset-top, 0px)) 16px
    calc(28px + var(--tg-content-safe-area-inset-bottom, 0px) + env(safe-area-inset-bottom, 0px));
}

main {
  max-width: 640px;
  margin: 0 auto;
}

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

button {
  cursor: pointer;
}

button:disabled {
  cursor: default;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.section {
  margin: 0 0 22px;
}

.section-title {
  margin: 0 14px 6px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--header);
}

.card {
  background: var(--section);
  border-radius: 12px;
  overflow: hidden;
}

.card + .card,
.card + .section-title {
  margin-top: 12px;
}

.row {
  position: relative;
  padding: 10px 14px;
  min-height: 46px;
}

.row + .row::before {
  content: "";
  position: absolute;
  top: 0;
  left: 14px;
  right: 0;
  border-top: 1px solid var(--separator);
}

.row-main {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 26px;
}

.row-text {
  flex: 1;
  min-width: 0;
}

.row-sub {
  margin-top: 2px;
  font-size: 13px;
  color: var(--sub);
}

.row-value {
  flex: none;
  max-width: 60%;
  text-align: right;
  color: var(--hint);
}

.row-extra {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
}

.row.changed .row-label::after {
  content: " •";
  color: var(--accent);
}

.row.dim .row-label,
.row.dim .row-sub {
  opacity: 0.55;
}

.row-error {
  margin-top: 6px;
  font-size: 13px;
  color: var(--danger);
}

.account-head {
  margin: 0 14px 8px;
}

.account-name {
  font-size: 17px;
  font-weight: 600;
}

.account-sub {
  margin-top: 2px;
  font-size: 13px;
  color: var(--hint);
}

.warn {
  color: var(--danger);
}

.wallet {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.wallet div {
  padding: 10px 4px;
  text-align: center;
}

.wallet div + div {
  border-left: 1px solid var(--separator);
}

.wallet b {
  display: block;
  font-size: 17px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.wallet span {
  font-size: 12px;
  color: var(--hint);
}

.wallet + .row::before {
  left: 0;
}

.note {
  margin: 6px 14px 0;
  font-size: 13px;
  color: var(--hint);
}

.switch {
  position: relative;
  flex: none;
  width: 51px;
  height: 31px;
  padding: 0;
  border: 0;
  border-radius: 16px;
  background: var(--separator);
  transition: background 0.2s;
}

.switch::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 27px;
  height: 27px;
  border-radius: 50%;
  background: #ffffff;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.25);
  transition: transform 0.2s;
}

.switch[aria-checked="true"] {
  background: var(--button);
}

.switch[aria-checked="true"]::after {
  transform: translateX(20px);
}

.switch:disabled {
  opacity: 0.4;
}

.stepper {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: none;
}

.stepper button {
  width: 36px;
  height: 34px;
  border: 0;
  border-radius: 10px;
  background: var(--bg);
  color: var(--accent);
  font-size: 20px;
  line-height: 1;
}

.stepper input {
  width: 72px;
  height: 34px;
  border: 1px solid var(--separator);
  border-radius: 10px;
  background: var(--section);
  text-align: center;
  font-variant-numeric: tabular-nums;
}

.unit {
  color: var(--hint);
}

.segmented {
  display: flex;
  flex: none;
  padding: 2px;
  border-radius: 9px;
  background: var(--bg);
}

.segmented button {
  padding: 6px 10px;
  border: 0;
  border-radius: 7px;
  background: transparent;
  font-size: 14px;
}

.segmented button[aria-pressed="true"] {
  background: var(--section);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.18);
}

.segmented button:disabled {
  opacity: 0.55;
}

.message {
  margin: 40px 16px;
  text-align: center;
  color: var(--hint);
}

.message b {
  display: block;
  margin-bottom: 6px;
  font-size: 17px;
  color: var(--text);
}

.actions {
  display: flex;
  justify-content: center;
  margin-top: 16px;
}

.primary {
  padding: 10px 18px;
  border: 0;
  border-radius: 10px;
  background: var(--button);
  color: var(--button-text);
  font-weight: 600;
}

.footer {
  margin: 4px 14px 0;
  font-size: 13px;
  color: var(--hint);
}

.link {
  padding: 0;
  border: 0;
  background: none;
  color: var(--link);
}

.toast {
  position: fixed;
  left: 16px;
  right: 16px;
  bottom: calc(16px + env(safe-area-inset-bottom, 0px));
  max-width: 608px;
  margin: 0 auto;
  padding: 10px 14px;
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.82);
  color: #ffffff;
  font-size: 14px;
  text-align: center;
}

@media (prefers-reduced-motion: reduce) {
  .switch,
  .switch::after {
    transition: none;
  }
}