:root {
  --paper: #efe6d4;
  --sheet: #f7f1e4;
  --rule: #c9b89a;
  --ink: #241c14;
  --seal: #b42318;
  --moss: #2d6a4f;
  --font-title: "Iowan Old Style", "Palatino Linotype", "Songti SC", "Noto Serif SC", serif;
  --font-body: "Source Han Sans SC", "Noto Sans SC", "PingFang SC", sans-serif;
  --font-data: "IBM Plex Mono", "Source Han Mono", "Noto Sans Mono", ui-monospace, monospace;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 20px;
  --space-5: 32px;
  --tap: 44px;
  --seal-size: 92px;
  --line: 1.45;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: var(--line);
}

.sheet {
  width: min(100%, 480px);
  margin: 0 auto;
  padding: var(--space-4) var(--space-4) calc(var(--space-5) + env(safe-area-inset-bottom));
}

.mast {
  border-top: 6px solid var(--seal);
  padding-top: var(--space-3);
}

.kicker {
  margin: 0 0 var(--space-3);
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.12em;
}

h2 {
  font-family: var(--font-title);
  font-weight: 600;
}

.tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-bottom: 1px solid var(--rule);
}

.tabs[hidden] {
  display: none;
}

.tab {
  min-height: var(--tap);
  border: 0;
  border-bottom: 3px solid transparent;
  background: transparent;
  color: var(--ink);
  font: inherit;
}

.tab[aria-selected="true"] {
  border-bottom-color: var(--seal);
  font-weight: 600;
}

.batch label,
.note,
.empty,
.message {
  display: block;
}

.note[hidden],
.empty[hidden],
.message[hidden] {
  display: none;
}

.batch label {
  margin-bottom: var(--space-2);
  font-family: var(--font-data);
  font-size: 12px;
}

.batch-row,
.confirm-actions {
  display: flex;
  gap: var(--space-2);
}

input,
.site-trigger {
  flex: 1;
  min-width: 0;
  min-height: var(--tap);
  border: 1px solid var(--ink);
  background: var(--sheet);
  color: var(--ink);
  padding: 0 var(--space-3);
  font: inherit;
}

.site-picker {
  position: relative;
}

.site-trigger {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  text-align: left;
}

.site-trigger::after {
  content: "";
  width: 8px;
  height: 8px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: translateY(-2px) rotate(45deg);
}

.site-menu {
  position: absolute;
  z-index: 3;
  top: calc(100% + var(--space-1));
  left: 0;
  right: 0;
  max-height: 264px;
  margin: 0;
  padding: 0;
  overflow: auto;
  list-style: none;
  border: 1px solid var(--ink);
  background: var(--sheet);
}

.site-menu[hidden] {
  display: none;
}

.site-menu [role="option"] {
  display: flex;
  align-items: center;
  min-height: var(--tap);
  padding: 0 var(--space-3);
}

.site-menu [aria-selected="true"] {
  background: var(--ink);
  color: var(--paper);
}

.batch .field {
  display: flex;
  flex: 1 1 0;
  flex-direction: column;
  gap: var(--space-2);
  min-width: 0;
  margin-bottom: 0;
}

.shoot-line {
  align-items: flex-end;
  margin-top: var(--space-3);
}

.text-button,
.danger-button,
.shutter,
.mini-button {
  min-height: var(--tap);
  border: 1px solid var(--ink);
  background: var(--sheet);
  color: var(--ink);
  font: inherit;
  padding: 0 var(--space-3);
}

.text-button {
  flex: 0 0 auto;
}

.shoot-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: center;
  align-items: center;
  width: 100%;
  margin-top: var(--space-3);
}

.shoot-actions .auto-shoot,
.shoot-actions .manual-upload {
  margin-top: 0;
  white-space: nowrap;
}

.auto-shoot.is-on {
  background: var(--moss);
  color: var(--paper);
  border-color: var(--moss);
}

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

.danger-button {
  background: var(--seal);
  color: var(--paper);
  border-color: var(--seal);
}

button:disabled,
input:disabled {
  opacity: 0.45;
}

.note,
.empty,
.message {
  margin: var(--space-3) 0 0;
  font-size: 14px;
}

.message { color: var(--seal); }

.shoot {
  display: grid;
  justify-items: center;
}

.shoot .empty,
.shoot .photo-list,
.viewfinder {
  width: 100%;
}

.finder {
  position: relative;
  width: 100%;
}

.viewfinder {
  aspect-ratio: 420 / 297;
  object-fit: cover;
  object-position: center;
  background: var(--paper);
  border: 1px solid var(--ink);
}

.align-guide {
  position: absolute;
  inset: 10px;
  pointer-events: none;
}

.align-guide[hidden] {
  display: none;
}

.align-guide span {
  position: absolute;
  width: 22px;
  height: 22px;
  border: 2px solid var(--ink);
}

.align-guide span:nth-child(1) { top: 0; left: 0; border-right: 0; border-bottom: 0; }
.align-guide span:nth-child(2) { top: 0; right: 0; border-left: 0; border-bottom: 0; }
.align-guide span:nth-child(3) { bottom: 0; left: 0; border-right: 0; border-top: 0; }
.align-guide span:nth-child(4) { right: 0; bottom: 0; border-left: 0; border-top: 0; }

.align-guide.is-aligned span { border-color: var(--moss); }
.align-guide.is-skewed span { border-color: var(--seal); }

#align-status.is-aligned { color: var(--moss); }
#align-status.is-skewed { color: var(--seal); }

.shot-toast {
  position: absolute;
  left: 50%;
  bottom: 12px;
  transform: translateX(-50%);
  z-index: 1;
  margin: 0;
  padding: 6px 14px;
  border: 1px solid var(--moss);
  border-radius: 999px;
  background: var(--sheet);
  color: var(--moss);
  font-size: 14px;
  line-height: 1.2;
  white-space: nowrap;
  pointer-events: none;
}

.shot-toast[hidden] {
  display: none;
}

.finder.is-saving::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background: color-mix(in srgb, var(--ink) 28%, transparent);
  pointer-events: none;
}

.shot-toast.is-saving:not([hidden]) {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  border-color: var(--ink);
  color: var(--ink);
}

.save-hold {
  display: grid;
  place-items: center;
  width: 100%;
  aspect-ratio: 1;
  background: var(--paper);
}

.save-hold::before,
.shot-toast.is-saving::before {
  content: "";
  width: 28px;
  height: 28px;
  border: 2px solid var(--rule);
  border-top-color: var(--ink);
  border-radius: 50%;
  animation: save-spin 0.8s linear infinite;
}

.shot-toast.is-saving::before {
  width: 14px;
  height: 14px;
  flex: 0 0 auto;
}

@keyframes save-spin {
  to { transform: rotate(1turn); }
}

.prefix-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--space-2);
  align-items: center;
  width: 100%;
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid var(--rule);
}

.prefix-row .photo-list,
.prefix-row .note,
.prefix-row .message {
  grid-column: 1 / -1;
}

.prefix-main {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: baseline;
  min-width: 0;
}

.prefix-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: flex-end;
}

.confirm-edit {
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-3);
}

.confirm-edit[hidden] {
  display: none;
}

@media (max-width: 360px) {
  .prefix-row {
    grid-template-columns: 1fr;
  }

  .prefix-actions {
    justify-content: space-between;
  }
}

.prefix-open {
  font-family: var(--font-title);
  font-size: 22px;
}

.prefix-meta {
  color: var(--ink);
  font-family: var(--font-data);
  font-size: 14px;
}

.shutter {
  width: var(--seal-size);
  height: var(--seal-size);
  border-radius: 50%;
  border: 4px solid var(--ink);
  background: var(--seal);
  color: var(--paper);
  font-family: var(--font-title);
  font-size: 22px;
  box-shadow: 4px 4px 0 var(--ink);
}

.shutter:disabled {
  box-shadow: none;
}

.shutter.is-busy {
  padding: 10px;
  font-size: 14px;
  line-height: 1.2;
  white-space: normal;
  opacity: 1;
}

.photo-list {
  list-style: none;
  margin: var(--space-4) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-2);
}

.photo-list li,
.photo-open {
  width: 100%;
}

.photo-open {
  display: grid;
  gap: var(--space-1);
  padding: 0;
  border: 1px solid var(--rule);
  background: var(--sheet);
  color: inherit;
  font: inherit;
  text-align: left;
}

.photo-open img,
.viewer img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  background: var(--paper);
}

.filename,
.flag {
  padding: 0 var(--space-1) var(--space-1);
  font-family: var(--font-data);
  font-size: 11px;
  word-break: break-all;
}

.flag.is-failed { color: var(--seal); }
.flag.is-done { color: var(--moss); }

.viewer,
.confirm {
  position: fixed;
  inset: 0;
  background: var(--paper);
  z-index: 2;
  padding: var(--space-4);
  overflow: auto;
}

.viewer[hidden],
.confirm[hidden] {
  display: none;
}

.viewer img {
  aspect-ratio: auto;
  max-height: 70vh;
  object-fit: contain;
  border: 1px solid var(--rule);
}

.viewer-nav {
  display: flex;
  flex-wrap: nowrap;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.viewer-nav .text-button {
  flex: 1;
  white-space: nowrap;
}

.viewer .filename {
  padding: var(--space-3) 0;
  font-size: 14px;
}

.confirm:not([hidden]) {
  background: color-mix(in srgb, var(--ink) 35%, transparent);
  display: grid;
  align-items: end;
}

.confirm-card {
  background: var(--sheet);
  border: 1px solid var(--ink);
  padding: var(--space-4);
}

.confirm-card h2 {
  margin: 0 0 var(--space-2);
  font-size: 24px;
}

#confirm-copy {
  white-space: pre-line;
}

.confirm-actions {
  margin-top: var(--space-4);
}

.confirm-actions .danger-button,
.confirm-actions .text-button {
  flex: 1;
}

button:focus-visible,
input:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
  .save-hold::before,
  .shot-toast.is-saving::before {
    animation: none;
  }
}