frontend/src/styles.css

body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #f5f5f5;
  color: #1f2933;
}

.container {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 20px;
  padding: 20px;
}

.card {
  background: white;
  border-radius: 12px;
  padding: 16px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.video-card {
  align-self: start;
  max-height: calc(100vh - 40px);
  position: sticky;
  top: 20px;
}

.annotation-card {
  max-height: calc(100vh - 40px);
  overflow-y: auto;
  overscroll-behavior: contain;
}

textarea.rationale-input {
  width: 100%;
  min-height: 50px;
  margin-top: 8px;
  padding: 10px;
  box-sizing: border-box;
  font: inherit;
}

button {
  padding: 8px 14px;
  margin-right: 10px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
}

.controls {
  margin-top: 16px;
}

.nav-controls {
  display: flex;
  gap: 10px;
}

.tag {
  background: #e9eefc;
  padding: 6px 10px;
  border-radius: 999px;
  display: inline-block;
  margin-right: 8px;
  margin-bottom: 8px;
}

.metadata-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.metadata-row span {
  background: #f0f4f8;
  border: 1px solid #d9e2ec;
  border-radius: 999px;
  color: #334e68;
  font-size: 13px;
  padding: 5px 9px;
}

.save-btn {
  background: black;
  color: white;
}

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

input {
  border: 1px solid #c8d0d8;
  font: inherit;
  padding: 9px 10px;
}

.t2av-shell input,
.t2av-shell button,
.t2av-shell .save-btn {
  border-radius: 8px;
}

.count-field {
  display: grid;
  gap: 6px;
  font-weight: 700;
  max-width: 160px;
  margin-bottom: 6px;
}

.count-field input {
  font-weight: 400;
}

/* ---- event-major evaluation layout ---- */
.event-card {
  border: 1px solid var(--line, #e3e8ef);
  border-radius: 10px;
  padding: 14px 16px;
  margin-bottom: 16px;
  background: var(--surface, #fff);
}

.event-card-header h4 {
  margin: 4px 0 4px;
}

.event-modality {
  font-family: var(--mono, monospace);
  font-size: 11px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--accent, #35507a);
}

.event-definition {
  margin: 0 0 4px;
  font-size: 13.5px;
}

.event-axis-rows {
  display: grid;
  gap: 14px;
}

.axis-item-row {
  border-top: 1px solid var(--line, #eef2f6);
  padding-top: 12px;
}

.axis-item-row-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 4px;
}

.axis-item-title {
  font-weight: 600;
}

.axis-item-summary {
  margin: 0 0 8px;
  font-size: 13px;
}

.video-level-axes {
  margin-top: 20px;
  padding-top: 12px;
  border-top: 2px solid var(--line, #e3e8ef);
}

.axis-context {
  background: var(--paper, #f4f4f1);
  border-radius: 8px;
  padding: 10px 14px;
  margin-bottom: 4px;
}

.axis-context-label {
  font-family: var(--mono, monospace);
  font-size: 11px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--accent, #35507a);
  display: block;
  margin-bottom: 4px;
}

.axis-context p {
  margin: 0;
  font-size: 13.5px;
}

.eval-progress {
  font-weight: 600;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.guideline-toggle-btn {
  font-weight: 600;
  font-size: 13px;
  padding: 7px 14px;
  border: 1px solid var(--line, #d9e2ec);
  background: var(--surface, #fff);
  color: var(--ink, #1f2933);
  white-space: nowrap;
}

.guideline-toggle-btn:hover {
  background: var(--paper, #f4f4f1);
}

.missing-videos-banner,
.save-error-banner {
  margin-bottom: 16px;
}

.retry-btn {
  margin-top: 8px;
  display: inline-block;
}

/* ---- guideline / training page extras ---- */
.start-panel {
  display: grid;
  gap: 14px;
  border-top: 1px solid var(--line, #e3e8ef);
  padding-top: 20px;
  margin-top: 20px;
}

.name-field {
  display: grid;
  gap: 6px;
  font-weight: 700;
  max-width: 360px;
}

.validation-hint {
  margin: 0;
  font-size: 13px;
}

.start-btn {
  justify-self: start;
}

.collision-warning {
  max-width: 640px;
}

.confirmation-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  line-height: 1.4;
  margin: 10px 0;
}

.confirmation-row input {
  margin-top: 2px;
}

.training-video {
  max-width: 480px;
  margin-top: 12px;
}

.qualification-panel {
  display: grid;
  gap: 12px;
  justify-items: start;
}

.qualification-status {
  font-weight: 600;
}

.qualification-success {
  max-width: 640px;
}

.completion-code-panel .completion-code-label {
  margin-bottom: 4px;
  font-weight: 600;
}

.completion-code-value {
  font-family: var(--mono, monospace);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.04em;
  background: var(--surface, #fff);
  border: 1px solid var(--line, #e3e8ef);
  border-radius: 8px;
  padding: 10px 14px;
  display: inline-block;
  margin: 4px 0 12px;
}

@media (max-width: 820px) {
  .container {
    grid-template-columns: 1fr;
  }

  .video-card,
  .annotation-card {
    max-height: none;
    overflow: visible;
    position: static;
  }
}