:root {
  --bg: #f6f8f5;
  --panel: #ffffff;
  --text: #172015;
  --muted: #64705f;
  --border: #d9e2d5;
  --accent: #16a34a;
  --accent-strong: #15803d;
  --danger: #dc2626;
  --correct: #22c55e;
  --exclude: #8b5cf6;
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body.dark {
  --bg: #111611;
  --panel: #182018;
  --text: #edf7eb;
  --muted: #a9b8a5;
  --border: #344133;
  --accent: #4ade80;
  --accent-strong: #22c55e;
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

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

.top-nav {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--panel), transparent 4%);
  backdrop-filter: blur(10px);
}

.brand-link,
.nav-links a {
  color: var(--text);
  text-decoration: none;
}

.brand-link {
  font-weight: 800;
}

.nav-links {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.nav-links a {
  border: 1px solid transparent;
  border-radius: 6px;
  padding: 6px 9px;
  color: var(--muted);
}

.nav-links a:hover,
.nav-links a.active {
  border-color: var(--accent);
  background: rgba(22, 163, 74, 0.12);
  color: var(--text);
}

button,
input,
select,
textarea {
  font: inherit;
}

.form-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 10px;
}

.link-button {
  border: 0;
  background: transparent;
  color: var(--accent-strong);
  padding: 6px 0;
  cursor: pointer;
  font-weight: 700;
}

.link-button:hover {
  text-decoration: underline;
}

.app {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 16px;
  width: min(1760px, 100%);
  margin: 0 auto;
  padding: 16px;
}

.workspace {
  display: grid;
  grid-template-columns: repeat(2, minmax(360px, 1fr));
  gap: 16px;
  min-width: 0;
}

.span-2 {
  grid-column: 1 / -1;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px;
  min-width: 0;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

.hidden {
  display: none !important;
}

.page-hidden {
  display: none !important;
}

body[data-page="login"] .app,
body[data-page="signup"] .app,
body[data-page="dashboard"] .app,
body[data-page="archive"] .app,
body[data-page="profile"] .app {
  grid-template-columns: minmax(0, 1fr);
}

body[data-page="login"] .workspace,
body[data-page="signup"] .workspace,
body[data-page="dashboard"] .workspace,
body[data-page="archive"] .workspace,
body[data-page="profile"] .workspace {
  grid-template-columns: minmax(0, 1fr);
}

body[data-page="login"] .app {
  width: min(980px, 100%);
  padding-top: clamp(28px, 8vh, 96px);
}

body[data-page="signup"] .app {
  width: min(620px, 100%);
  padding-top: clamp(28px, 8vh, 96px);
}

body[data-page="dashboard"] .app {
  width: min(1220px, 100%);
}

body[data-page="archive"] .app {
  width: min(1380px, 100%);
}

body[data-page="profile"] .app {
  width: min(920px, 100%);
}

body[data-page="archive"] #platformPanel {
  grid-column: 1 / -1;
}

body[data-page="login"] #platformPanel,
body[data-page="signup"] #platformPanel {
  border: 0;
  background: transparent;
  box-shadow: none;
  justify-self: center;
  padding: 0;
  width: min(520px, 100%);
}

body[data-page="signup"] #platformPanel {
  width: min(620px, 100%);
}

body[data-page="login"] #platformPanel > .panel-head,
body[data-page="signup"] #platformPanel > .panel-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  align-items: center;
  gap: 6px;
  justify-items: center;
  padding: 0 2px 4px;
  text-align: center;
}

body[data-page="login"] #platformPanel > .panel-head .toolbar,
body[data-page="signup"] #platformPanel > .panel-head .toolbar {
  justify-content: center;
  width: 100%;
}

body[data-page="login"] #platformTitle,
body[data-page="signup"] #platformTitle {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  margin: 0;
}

body[data-page="login"] #authStatus,
body[data-page="signup"] #authStatus {
  color: var(--muted);
  display: block;
  width: min(100%, 520px);
  text-align: center;
}

body[data-page="login"] #authForms {
  grid-template-columns: minmax(0, 520px);
  justify-content: center;
}

body[data-page="signup"] #authForms {
  grid-template-columns: minmax(0, 1fr);
  justify-content: center;
}

body[data-page="login"] .auth-box,
body[data-page="signup"] .auth-box,
body[data-page="login"] #resetPasswordPanel,
body[data-page="signup"] #resetPasswordPanel {
  background: var(--panel);
  box-shadow: 0 16px 38px rgba(15, 23, 42, 0.08);
}

.platform-panel {
  display: grid;
  gap: 12px;
}

.platform-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(220px, 1fr));
  gap: 12px;
}

.profile-area {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 12px;
}

.profile-summary {
  display: grid;
  gap: 10px;
  align-self: start;
}

.privacy-form {
  grid-column: 1 / -1;
}

.privacy-form .hint {
  max-width: 980px;
  line-height: 1.45;
}

.auth-box {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  min-width: 0;
}

.auth-box h3,
.measurement-browser h3 {
  margin-top: 0;
}

.inline-form {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}

.inline-form input {
  min-width: 0;
  flex: 1;
  min-height: 34px;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 5px 8px;
  background: var(--panel);
  color: var(--text);
}

.member-list,
.measurement-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.member-list {
  display: grid;
  gap: 6px;
}

.member-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  min-width: 0;
  border-bottom: 1px solid var(--border);
  padding: 6px 0;
}

.member-name {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.member-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.member-role {
  color: var(--muted);
  font-size: 0.82rem;
}

.measurement-browser {
  padding-top: 4px;
}

.project-help-panel {
  display: grid;
  gap: 10px;
}

.help-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.measurement-layout {
  display: grid;
  grid-template-columns: minmax(260px, 360px) minmax(0, 1fr);
  gap: 12px;
}

.measurement-list {
  display: grid;
  gap: 8px;
  max-height: 520px;
  overflow: auto;
}

.measurement-list button {
  width: 100%;
  min-width: 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: transparent;
  color: var(--text);
  text-align: left;
  padding: 10px;
  cursor: pointer;
}

.measurement-list button:hover,
.measurement-list button.active {
  border-color: var(--accent);
  background: rgba(22, 163, 74, 0.1);
}

.measurement-list-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
  align-items: stretch;
}

.measurement-list .measurement-delete {
  width: auto;
  align-self: stretch;
  text-align: center;
}

.detail-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 8px;
}

.measurement-title {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-weight: 700;
  min-width: 0;
}

.measurement-meta {
  display: block;
  color: var(--muted);
  font-size: 0.84rem;
  margin-top: 4px;
  overflow-wrap: anywhere;
}

.measurement-detail {
  min-height: 260px;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
}

.measurement-notes {
  border-top: 1px solid var(--border);
  margin-top: 10px;
  padding-top: 10px;
}

.measurement-notes h4 {
  margin: 0 0 6px;
}

.measurement-notes p {
  margin: 0;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.measurement-images {
  display: grid;
  grid-template-columns: repeat(2, minmax(180px, 1fr));
  gap: 10px;
  margin-top: 12px;
}

.measurement-image-card {
  display: grid;
  gap: 6px;
}

.measurement-image-card img {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #050705;
}

.settings {
  position: sticky;
  top: 16px;
  align-self: start;
  max-height: calc(100dvh - 32px);
  overflow: auto;
}

.panel-head,
.toolbar,
.tool-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.tool-row {
  flex-wrap: nowrap;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scrollbar-width: thin;
  padding-bottom: 2px;
}

.panel-head {
  justify-content: space-between;
  margin-bottom: 10px;
}

.panel-head.compact {
  margin-bottom: 8px;
}

.toolbar.left {
  justify-content: flex-start;
}

.archive-fields {
  display: grid;
  gap: 8px;
  margin: 12px 0;
}

.archive-field {
  margin: 0;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.15;
}

h1 {
  font-size: 1.25rem;
}

h2 {
  font-size: 1rem;
}

h3 {
  margin-top: 18px;
  margin-bottom: 8px;
  font-size: 0.9rem;
  color: var(--muted);
}

.status,
.hint {
  color: var(--muted);
  font-size: 0.88rem;
}

#cameraVideo {
  display: none;
}

.preview {
  display: block;
  width: 100%;
  background: #050705;
  border-radius: 6px;
  border: 1px solid var(--border);
}

.preview.wide {
  aspect-ratio: 16 / 9;
}

.preview.square,
.draw-stage {
  aspect-ratio: 1 / 1;
}

.draw-stage {
  position: relative;
  width: 100%;
  overflow: hidden;
  border-radius: 6px;
  touch-action: none;
}

#croppedPanel.fullscreen {
  position: fixed;
  inset: 12px;
  z-index: 50;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  gap: 10px;
  max-height: calc(100dvh - 24px);
  overflow: hidden;
  background: var(--panel);
  box-shadow: 0 18px 70px rgba(0, 0, 0, 0.35);
}

#croppedPanel.fullscreen .draw-stage {
  align-self: center;
  justify-self: center;
  width: min(100%, calc(100dvh - 142px));
  max-width: 100%;
  max-height: 100%;
}

#croppedPanel.fullscreen .tool-row {
  margin: 0;
}

.draw-layer {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
  pointer-events: auto;
  touch-action: none;
  cursor: crosshair;
}

.button,
.icon-button,
.tool {
  border: 1px solid var(--border);
  border-radius: 6px;
  background: transparent;
  color: var(--text);
  min-height: 34px;
  padding: 6px 10px;
  cursor: pointer;
  text-decoration: none;
}

.icon-button,
.tool {
  width: 40px;
  height: 40px;
  min-width: 40px;
  min-height: 40px;
  display: inline-grid;
  place-items: center;
  padding: 0;
  flex: 0 0 auto;
  line-height: 1;
}

.icon-button svg,
.tool svg {
  display: block;
  width: 25px;
  height: 25px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.1;
  stroke-linecap: round;
  stroke-linejoin: round;
  vector-effect: non-scaling-stroke;
}

.fullscreen-toggle .fullscreen-close-icon {
  display: none;
}

#croppedPanel.fullscreen .fullscreen-toggle .fullscreen-open-icon {
  display: none;
}

#croppedPanel.fullscreen .fullscreen-toggle .fullscreen-close-icon {
  display: block;
}

.button.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.button.danger {
  border-color: color-mix(in srgb, var(--danger), var(--border) 30%);
  color: var(--danger);
}

.button.danger:hover {
  background: rgba(220, 38, 38, 0.12);
  border-color: var(--danger);
}

.button.small {
  min-height: 28px;
  padding: 4px 8px;
  font-size: 0.82rem;
}

.tool-row .button {
  height: 40px;
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
}

.button:hover,
.icon-button:hover,
.tool:hover {
  border-color: var(--accent);
  background: rgba(22, 163, 74, 0.12);
}

.tool {
  color: var(--accent);
  font-weight: 700;
}

.tool.active {
  border-color: var(--accent);
  background: rgba(22, 163, 74, 0.14);
  box-shadow: inset 0 0 0 1px var(--accent);
}

.tool[data-tool="damage"] circle {
  fill: var(--panel);
}

.field,
.range-field {
  display: grid;
  gap: 6px;
  margin: 10px 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.field input,
.field select,
.field textarea,
.select {
  width: 100%;
  min-height: 34px;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 5px 8px;
  background: var(--panel);
  color: var(--text);
}

.field textarea {
  resize: vertical;
}

.check,
.inline {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 8px 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.inline input {
  width: 68px;
}

.tool-row .inline {
  flex: 0 0 auto;
  margin: 0;
  white-space: nowrap;
}

.dual-range {
  --range-start: 0%;
  --range-end: 100%;
  position: relative;
  display: block;
  height: 34px;
}

.dual-range::before,
.dual-range-track {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 14px;
  height: 6px;
  border-radius: 999px;
  pointer-events: none;
}

.dual-range::before {
  background: color-mix(in srgb, var(--border), var(--text) 10%);
}

.dual-range-track {
  left: var(--range-start);
  right: calc(100% - var(--range-end));
  background: var(--accent);
}

.dual-range input[type="range"] {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 34px;
  margin: 0;
  appearance: none;
  background: transparent;
  pointer-events: none;
}

.dual-range input[type="range"]::-webkit-slider-runnable-track {
  height: 6px;
  background: transparent;
}

.dual-range input[type="range"]::-moz-range-track {
  height: 6px;
  background: transparent;
}

.dual-range input[type="range"]::-webkit-slider-thumb {
  appearance: none;
  width: 18px;
  height: 18px;
  margin-top: -6px;
  border: 2px solid var(--panel);
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.28);
  cursor: pointer;
  pointer-events: auto;
}

.dual-range input[type="range"]::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border: 2px solid var(--panel);
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.28);
  cursor: pointer;
  pointer-events: auto;
}

.metrics {
  display: grid;
  gap: 8px;
  margin: 12px 0;
}

.metrics.compact {
  gap: 4px;
  margin: 8px 0;
}

.metrics div {
  display: grid;
  grid-template-columns: minmax(88px, max-content) minmax(0, 1fr);
  gap: 12px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 6px;
}

.metrics dt {
  color: var(--muted);
}

.metrics dd {
  margin: 0;
  font-weight: 700;
  text-align: right;
  min-width: 0;
  overflow-wrap: anywhere;
  word-break: normal;
}

.metrics dt {
  min-width: 0;
}

@media (max-width: 1180px) {
  .app {
    grid-template-columns: 1fr;
  }

  .settings {
    position: static;
    max-height: none;
  }
}

@media (max-width: 760px) {
  .top-nav {
    position: sticky;
    align-items: stretch;
    flex-direction: column;
    gap: 10px;
    padding: 10px;
  }

  .brand-link {
    text-align: center;
  }

  .nav-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(112px, 1fr));
    gap: 6px;
  }

  .nav-links a {
    display: grid;
    min-height: 36px;
    place-items: center;
    padding: 7px 8px;
    text-align: center;
  }

  .app {
    padding: 8px;
    gap: 10px;
  }

  .workspace {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .span-2 {
    grid-column: auto;
  }

  .platform-grid,
  .profile-area,
  .measurement-layout,
  .measurement-images {
    grid-template-columns: 1fr;
  }

  body[data-page="login"] .app,
  body[data-page="signup"] .app {
    padding-top: 14px;
  }

  body[data-page="login"] #authForms,
  body[data-page="signup"] #authForms {
    grid-template-columns: 1fr;
  }

  body[data-page="login"] #platformPanel > .panel-head,
  body[data-page="signup"] #platformPanel > .panel-head {
    align-items: center;
  }

  .panel {
    padding: 12px;
  }

  .panel-head {
    align-items: flex-start;
  }

  .panel-head .toolbar {
    width: 100%;
  }

  .toolbar .select,
  .toolbar button {
    flex: 1 1 150px;
  }

  .inline-form {
    display: grid;
    grid-template-columns: 1fr;
  }

  .inline-form .button,
  .form-actions .button {
    width: 100%;
  }

  .form-actions {
    align-items: stretch;
  }

  .link-button {
    text-align: left;
  }

  .measurement-list {
    max-height: 360px;
  }

  .measurement-list-item {
    grid-template-columns: 1fr;
  }

  .measurement-list .measurement-delete {
    width: 100%;
  }

  .help-links .button {
    flex: 1 1 160px;
    text-align: center;
  }

  .tool-row {
    align-items: center;
  }

  .tool-row .inline {
    flex: 1 1 120px;
  }
}

@media (max-width: 520px) {
  .metrics div {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .metrics dd {
    text-align: left;
  }

  .measurement-title {
    display: grid;
  }

  .top-nav {
    padding-inline: 8px;
  }
}