:root {
  color-scheme: dark;
  --spin: 0deg;
  --origin-x: 50%;
  --origin-y: 50%;
}

@property --spin {
  syntax: "<angle>";
  inherits: false;
  initial-value: 0deg;
}

@property --origin-x {
  syntax: "<percentage>";
  inherits: false;
  initial-value: 50%;
}

@property --origin-y {
  syntax: "<percentage>";
  inherits: false;
  initial-value: 50%;
}

* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

button,
a,
input,
label {
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  user-select: none;
}

button:focus,
a:focus {
  outline: none;
}

html,
body {
  margin: 0;
  height: 100%;
  overflow: hidden;
  overscroll-behavior: none;
  background: #000000;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  touch-action: none;
  -webkit-user-select: none;
  user-select: none;
  color: var(--ink);
}

html {
  --ink: #000000;
  --thumb: #ffffff;
  --ring: #000000;
  --shade: 0.5;
}

html.is-light {
  --ink: #ffffff;
  --thumb: #000000;
  --ring: #ffffff;
}

#rainbow,
.veil {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
}

.rainbow-fallback {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  display: none;
}

.rainbow-fallback {
  background: conic-gradient(
    from var(--spin) at var(--origin-x) var(--origin-y),
    #ff2d2d,
    #ff8a00,
    #ffe600,
    #3dff4a,
    #00e5ff,
    #3d6bff,
    #c83dff,
    #ff2d2d
  );
  animation:
    spin-rainbow 28s linear infinite,
    drift-rainbow 18s ease-in-out infinite;
}

.rainbow-fallback.is-driven {
  display: block;
  animation: none;
}

.veil {
  z-index: 1;
  pointer-events: none;
  background: #000000;
  opacity: var(--shade, 0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.footnote {
  position: fixed;
  z-index: 2;
  left: 1.35rem;
  bottom: 1.15rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.55rem;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 1;
  touch-action: pan-x;
  color: var(--ink);
}

.footnote-row {
  display: flex;
  align-items: center;
  gap: 1.15rem;
}

.menu {
  position: relative;
  display: inline-flex;
  align-items: stretch;
  max-width: 100%;
  padding: 0.16rem;
  border: 1px solid var(--ink);
  border-radius: 999px;
  background: var(--thumb);
  color: var(--ink);
  touch-action: manipulation;
}

.menu-thumb {
  position: absolute;
  top: 0.16rem;
  left: 0;
  height: calc(100% - 0.32rem);
  border-radius: 999px;
  background: var(--ink);
  transition:
    transform 0.38s cubic-bezier(0.32, 0.72, 0, 1),
    width 0.38s cubic-bezier(0.32, 0.72, 0, 1),
    background-color 0.2s linear;
}

.menu-item {
  position: relative;
  z-index: 1;
  margin: 0;
  padding: 0 0.85rem;
  height: 1.45rem;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--ink);
  font: inherit;
  font-size: 0.72rem;
  letter-spacing: -0.03em;
  line-height: 1;
  white-space: nowrap;
  cursor: pointer;
  transition: color 0.2s linear;
}

.menu-item[aria-selected="true"] {
  color: var(--thumb);
}

.menu-item:focus-visible {
  outline: 1px solid var(--ink);
  outline-offset: 3px;
}

.credit {
  margin: 0;
  color: var(--ink);
  font-size: inherit;
  font-weight: inherit;
  letter-spacing: inherit;
  line-height: inherit;
  text-transform: lowercase;
}

.darkness {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin: 0;
  color: var(--ink);
  cursor: pointer;
}

.icon {
  width: 0.95rem;
  height: 0.95rem;
  display: block;
  flex: 0 0 auto;
  color: var(--ink);
}

.features {
  position: fixed;
  z-index: 2;
  top: 1.35rem;
  left: 1.35rem;
  right: 1.35rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.7rem;
  touch-action: manipulation;
}

.feature-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  gap: 0.55rem;
  width: 100%;
}

.feature {
  width: 3.15rem;
  height: 3.15rem;
  margin: 0;
  padding: 0;
  display: grid;
  place-items: center;
  border: 1px solid var(--ink);
  border-radius: 0.9rem;
  background: var(--thumb);
  color: var(--ink);
  cursor: pointer;
  touch-action: manipulation;
  transition:
    transform 0.18s ease,
    border-color 0.2s linear,
    background-color 0.2s linear,
    color 0.2s linear;
}

.feature[hidden] {
  display: none !important;
}

@media (hover: hover) and (pointer: fine) {
  .feature:hover {
    transform: scale(0.88);
  }
}

.feature.is-chosen {
  transform: scale(0.88);
}

.feature:focus-visible {
  outline: 1px solid var(--ink);
  outline-offset: 3px;
}

a.feature {
  text-decoration: none;
}

.feature-mark {
  width: 1.15rem;
  height: 1.15rem;
  display: block;
}

.status {
  --capsule: 1.6rem;
  --motion: 0.5s cubic-bezier(0.65, 0, 0.35, 1);
  height: var(--capsule);
  width: var(--capsule);
  position: relative;
  min-width: 0;
  min-height: 0;
  max-width: 100%;
  display: flex;
  align-items: center;
  overflow: hidden;
  border: 1px solid var(--ink);
  /* Half the closed circle. One line stays two semicircle ends; extra lines split that circle into four corners. */
  border-radius: calc(var(--capsule) / 2);
  background: var(--thumb);
  color: var(--ink);
  transition:
    width var(--motion),
    height var(--motion),
    border-color 0.2s linear,
    background-color 0.2s linear,
    color 0.2s linear;
}

.status-label {
  flex: 0 0 auto;
  min-width: 0;
  padding: 0 0.85rem;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 1;
  text-align: left;
  white-space: nowrap;
  overflow-wrap: break-word;
  transition: padding var(--motion);
}

.status.is-sealing .status-panel,
.status.is-sealing .status-upload,
.status.is-sealing .status-files,
.status.is-sealing .status-pin,
.status.is-sealing .dropzone {
  min-width: 0;
  min-height: 0;
  max-height: 100%;
  overflow: hidden;
}

.status-panel {
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0.55rem;
  padding: 0.7rem 0.85rem;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.72rem;
  letter-spacing: -0.03em;
  line-height: 1.35;
  transition: padding var(--motion);
}

.status-panel[hidden],
.status-pin[hidden],
.status-upload[hidden],
.status-files[hidden],
.status-note[hidden] {
  display: none !important;
}

.status-upload,
.status-files {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0.55rem;
  min-width: 0;
}

.status.is-panel {
  align-items: stretch;
}

.status-pin {
  position: relative;
  display: flex;
  align-items: center;
  height: 100%;
  min-height: 0;
  padding: 0;
  gap: 0;
}

.status-panel:has(.status-pin:not([hidden])) {
  padding: 0;
  gap: 0;
}

.status-pin-prompt {
  display: block;
  width: 100%;
  padding: 0 0.85rem;
  line-height: 1;
  white-space: nowrap;
  transition: padding var(--motion);
}

.status-pin input {
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  bottom: auto;
  width: 100%;
  height: 1.15em;
  margin: 0;
  min-width: 0;
  padding: 0 0.85rem;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: transparent;
  caret-color: var(--ink);
  font: inherit;
  line-height: 1;
  letter-spacing: inherit;
  cursor: text;
  transform: translateY(-50%);
  transition: padding var(--motion);
}

/* 16px keeps the phone keyboard from zooming the page and jumping the shower. The scale keeps the dots the caption size. */
@media (hover: none), (pointer: coarse) {
  .status-pin input {
    font-size: 16px;
    width: calc(100% / (0.72rem / 16px));
    padding-left: calc(0.85rem / (0.72rem / 16px));
    padding-right: calc(0.85rem / (0.72rem / 16px));
    transform: translateY(-50%) scale(calc(0.72rem / 16px));
    transform-origin: left center;
  }
}

.status-pin.has-value .status-pin-prompt {
  visibility: hidden;
}

.status-pin.has-value input {
  color: inherit;
}

.status-pin .status-note {
  padding: 0 0.85rem 0.45rem;
}

.status-pin input:focus,
.status-pin input:focus-visible {
  outline: none;
}

.status-name,
.dropzone,
.status-send {
  margin: 0;
  font: inherit;
  letter-spacing: inherit;
  color: inherit;
  background: transparent;
}

.status-name {
  width: 100%;
  padding: 0.4rem 0.7rem;
  border: 1px solid var(--ink);
  border-radius: 999px;
}

.dropzone {
  width: 100%;
  min-height: 4.4rem;
  padding: 0.75rem;
  border: 1px dashed var(--ink);
  border-radius: 0.9rem;
  text-align: left;
  cursor: pointer;
}

.dropzone.is-hot {
  background: color-mix(in srgb, var(--ink) 12%, transparent);
}

.status-send,
.status-exit {
  margin: 0;
  padding: 0.35rem 0.75rem;
  border: 1px solid var(--ink);
  border-radius: 999px;
  background: transparent;
  color: inherit;
  font: inherit;
  letter-spacing: inherit;
  cursor: pointer;
}

.status-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.status-exit-row {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  width: 100%;
}

.status-note {
  margin: 0;
}

.status-files {
  max-height: none;
  overflow: visible;
}

.file-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  max-height: 11rem;
  overflow: auto;
}

.file-row {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  min-width: 0;
}

.file-name {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-mark,
.file-down {
  width: 1.15rem;
  height: 1.15rem;
  flex: 0 0 auto;
  color: inherit;
}

.file-down,
.file-delete {
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
}

.file-down,
.file-delete {
  display: grid;
  place-items: center;
}

.file-delete {
  width: 1.15rem;
  height: 1.15rem;
  flex: 0 0 auto;
}

.status-name:focus-visible,
.dropzone:focus-visible,
.status-send:focus-visible,
.status-exit:focus-visible,
.file-down:focus-visible,
.file-delete:focus-visible {
  outline: 1px solid var(--ink);
  outline-offset: 2px;
}

.status-pin input:focus,
.status-pin input:focus-visible {
  outline: none;
}

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

.darkness input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 7.25rem;
  height: 1.15rem;
  margin: 0;
  background: transparent;
  cursor: pointer;
  touch-action: pan-x;
}

.darkness input[type="range"]:focus {
  outline: none;
}

.darkness input[type="range"]:focus-visible {
  outline: 1px solid var(--ink);
  outline-offset: 0.35rem;
}

.darkness input[type="range"]::-webkit-slider-runnable-track {
  height: 1px;
  background: var(--ink);
  border: 0;
}

.darkness input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 0.82rem;
  height: 0.82rem;
  margin-top: -0.38rem;
  border: 0;
  border-radius: 50%;
  background: var(--thumb);
  box-shadow: 0 0 0 1px var(--ring);
  cursor: pointer;
}

.darkness input[type="range"]::-moz-range-track {
  height: 1px;
  background: var(--ink);
  border: 0;
}

.darkness input[type="range"]::-moz-range-thumb {
  width: 0.82rem;
  height: 0.82rem;
  border: 0;
  border-radius: 50%;
  background: var(--thumb);
  box-shadow: 0 0 0 1px var(--ring);
  cursor: pointer;
}

@keyframes spin-rainbow {
  to {
    --spin: 360deg;
  }
}

@keyframes drift-rainbow {
  0% {
    --origin-x: 42%;
    --origin-y: 46%;
  }
  50% {
    --origin-x: 58%;
    --origin-y: 54%;
  }
  100% {
    --origin-x: 42%;
    --origin-y: 46%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .rainbow-fallback {
    animation: none;
    --spin: 128deg;
    --origin-x: 46%;
    --origin-y: 42%;
  }

  .status,
  .status-label,
  .menu-thumb {
    transition: none;
  }
}