/* Theme Variables - CSS-based theming for Chrome */
@media (prefers-color-scheme: dark) {
  :root {
    --theme-bg: #1c1b22;
    --theme-text: #fbfbfe;
    --theme-border: #5b5b66;
    --theme-button-bg: #42414d;
    --theme-highlight: #00ddff;
    --theme-highlight-text: #1c1b22;
  }
}

@media (prefers-color-scheme: light) {
  :root {
    --theme-bg: #ffffff;
    --theme-text: #1a1a1a;
    --theme-border: #cccccc;
    --theme-button-bg: #f0f0f0;
    --theme-highlight: #0060df;
    --theme-highlight-text: #ffffff;
  }
}

/* Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* Base */
html, body {
  height: 100%;
  background: var(--theme-bg, #1c1b22);
  color: var(--theme-text, #fbfbfe);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 14px;
  line-height: 1.5;
}

/* Utility */
.hidden {
  display: none !important;
}

/* Screens */
.screen {
  padding: 16px;
}

/* Header */
.header {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-bottom: 12px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--theme-border, #5b5b66);
}

.header-title {
  font-size: 16px;
  font-weight: 600;
  text-align: center;
}

.header-logo {
  height: 80px;
  max-width: 240px;
  object-fit: contain;
}

.header-logo.hidden {
  display: none;
}

.header-row {
  flex-direction: row;
  justify-content: space-between;
}

.header-actions {
  display: flex;
  gap: 8px;
  align-self: flex-end;
  margin-bottom: 12px;
}

.instance-name {
  font-size: 14px;
  font-weight: 500;
  opacity: 0.8;
  margin-top: 8px;
}

/* Tabs */
.tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 20px;
  padding: 4px;
  background: rgba(128, 128, 128, 0.15);
  border-radius: 6px;
}

.tab {
  flex: 1;
  padding: 8px 6px;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 4px;
  color: var(--theme-text, #fbfbfe) !important;
  font-family: inherit;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  opacity: 0.7;
  transition: all 0.15s;
  text-align: center;
}

.tab:hover {
  opacity: 1;
  background: rgba(128, 128, 128, 0.2);
}

.tab.active {
  opacity: 1;
  background: rgba(10, 132, 255, 0.2);
  border-color: #0a84ff;
  color: #0a84ff !important;
}

/* Forms */
.form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* Form Groups */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 12px;
  font-weight: 500;
  color: var(--theme-text, #fbfbfe);
  opacity: 0.85;
}

/* Inputs */
input[type="text"],
input[type="url"],
input[type="password"],
input[type="email"],
textarea,
select {
  width: 100%;
  padding: 10px 12px;
  background: var(--theme-button-bg, #42414d);
  color: var(--theme-text, #fbfbfe);
  border: 1px solid var(--theme-border, #5b5b66);
  border-radius: 4px;
  font-family: inherit;
  font-size: 13px;
  transition: border-color 0.15s, box-shadow 0.15s;
}

input[type="text"]:focus,
input[type="url"]:focus,
input[type="password"]:focus,
input[type="email"]:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--theme-highlight, #00ddff);
  box-shadow: 0 0 0 1px var(--theme-highlight, #00ddff);
}

input::placeholder,
textarea::placeholder {
  color: var(--theme-text, #fbfbfe);
  opacity: 0.4;
}

textarea {
  min-height: 80px;
  resize: vertical;
}

input[type="file"] {
  padding: 8px 0;
  font-size: 13px;
  border: none;
  background: none;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  background: rgba(128, 128, 128, 0.2);
  color: inherit;
  border: 1px solid rgba(128, 128, 128, 0.4);
  border-radius: 4px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 0.15s;
}

.btn:hover {
  background: rgba(128, 128, 128, 0.3);
}

.btn:active {
  background: rgba(128, 128, 128, 0.4);
}

.btn-primary {
  background: #0a84ff;
  color: #ffffff;
  border-color: #0a84ff;
}

.btn-primary:hover {
  background: #0060df;
  border-color: #0060df;
}

.btn-primary:active {
  background: #003eaa;
  border-color: #003eaa;
}

.btn-block {
  width: 100%;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
}

/* Submit button specific */
.btn-submit {
  margin-top: 8px;
  padding: 12px 16px;
  font-size: 14px;
}

/* Loading */
#loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 200px;
  gap: 12px;
  opacity: 0.6;
}

/* Setup screen */
#setup {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 48px 24px;
  gap: 16px;
}

#setup .header-title {
  font-size: 18px;
}

#setup p {
  opacity: 0.7;
  max-width: 240px;
}

/* Login form */
#login .header {
  justify-content: center;
}

/* Error messages */
.error-message {
  color: #ff6b6b;
  font-size: 13px;
  padding: 8px 0;
}

/* Status messages */
.status {
  margin-top: 16px;
  padding: 12px;
  border-radius: 4px;
  text-align: center;
  font-size: 13px;
  font-weight: 500;
}

.status.success {
  background: var(--theme-highlight, #00ddff);
  color: var(--theme-highlight-text, #1c1b22);
}

.status.error {
  background: rgba(255, 107, 107, 0.15);
  border: 1px solid rgba(255, 107, 107, 0.3);
  color: #ff6b6b;
}

/* Observation forms */
.obs-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* Form divider */
.form-divider {
  border: none;
  border-top: 1px solid rgba(128, 128, 128, 0.3);
  margin: 4px 0;
}

/* Paste target */
.paste-target {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 80px;
  border: 2px dashed rgba(128, 128, 128, 0.5);
  border-radius: 4px;
  color: inherit;
  opacity: 0.6;
  cursor: pointer;
  transition: border-color 0.15s, opacity 0.15s;
  text-align: center;
  font-size: 13px;
}

.paste-target:hover {
  border-color: #0a84ff;
  opacity: 1;
}

.paste-target:focus {
  border-color: #30d158;
  border-style: solid;
  background: rgba(48, 209, 88, 0.1);
  opacity: 1;
  outline: none;
}

.paste-target.ready {
  border-color: #0a84ff;
  border-style: solid;
  background: rgba(10, 132, 255, 0.1);
}

/* Drop target */
.drop-target {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 80px;
  border: 2px dashed rgba(128, 128, 128, 0.5);
  border-radius: 4px;
  color: inherit;
  opacity: 0.6;
  cursor: pointer;
  transition: border-color 0.15s, opacity 0.15s;
  text-align: center;
  font-size: 13px;
}

.drop-target:hover,
.drop-target:focus,
.drop-target.dragover {
  border-color: #0a84ff;
  opacity: 1;
  outline: none;
}

.drop-target.ready {
  border-color: #0a84ff;
  border-style: solid;
  background: rgba(10, 132, 255, 0.1);
}

/* Image preview */
.image-preview {
  display: flex;
  justify-content: center;
  padding: 8px 0;
}

.image-preview img {
  max-width: 100%;
  max-height: 150px;
  border-radius: 4px;
  object-fit: contain;
}

/* Access screen */
.access-hint {
  font-size: 13px;
  opacity: 0.7;
  margin-bottom: 16px;
}

.observations-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.loading-text {
  text-align: center;
  opacity: 0.6;
  padding: 24px 0;
}

.observation-item {
  padding: 12px;
  background: rgba(128, 128, 128, 0.1);
  border: 1px solid rgba(128, 128, 128, 0.2);
  border-radius: 6px;
}

.observation-item.disabled {
  opacity: 0.5;
}

.observation-header {
  display: flex;
  gap: 10px;
  margin-bottom: 8px;
}

.observation-thumb {
  width: 60px;
  height: 60px;
  border-radius: 4px;
  object-fit: cover;
  flex-shrink: 0;
  background: rgba(128, 128, 128, 0.2);
}

.observation-info {
  flex: 1;
  min-width: 0;
}

.observation-name {
  display: block;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: #0a84ff;
  text-decoration: none;
}

.observation-name:hover {
  text-decoration: underline;
}

.observation-type {
  font-size: 11px;
  opacity: 0.6;
  text-transform: capitalize;
  margin-bottom: 4px;
}

.observation-detail {
  font-size: 11px;
  opacity: 0.7;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 2px;
}

.observation-detail strong {
  opacity: 0.9;
}

.access-toggle {
  display: flex;
  gap: 4px;
}

.access-toggle button {
  flex: 1;
  padding: 6px 8px;
  background: rgba(128, 128, 128, 0.2);
  border: 1px solid rgba(128, 128, 128, 0.3);
  border-radius: 4px;
  color: inherit;
  font-family: inherit;
  font-size: 11px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
}

.access-toggle button:hover:not(:disabled) {
  background: rgba(128, 128, 128, 0.3);
}

.access-toggle button:disabled {
  cursor: not-allowed;
  opacity: 0.5;
}

.access-toggle button.active-none {
  background: rgba(255, 179, 0, 0.25);
  border-color: #ffb300;
  color: #ffb300;
}

.access-toggle button.active-editor {
  background: rgba(255, 179, 0, 0.25);
  border-color: #ffb300;
  color: #ffb300;
}

.access-toggle button.active-viewer {
  background: rgba(48, 209, 88, 0.2);
  border-color: #30d158;
  color: #30d158;
}

.no-observations {
  text-align: center;
  opacity: 0.6;
  padding: 24px 0;
  font-size: 13px;
}