:root {
  color-scheme: light;
  --bg: #f3f6f7;
  --panel: #ffffff;
  --line: #d8e0e4;
  --ink: #14222c;
  --muted: #5b6b75;
  --brand: #005f73;
  --brand-soft: #dceff2;
  --error: #b42318;
  --error-soft: #fee4e2;
  --warn: #b54708;
  --warn-soft: #fef0c7;
  --ok: #067647;
  --ok-soft: #d1fadf;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: linear-gradient(180deg, #f8fbfc 0%, var(--bg) 100%);
  color: var(--ink);
  font: 16px/1.5 "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}

.shell {
  max-width: 1100px;
  margin: 0 auto;
  padding: 32px 20px 64px;
}

.hero {
  margin-bottom: 24px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--brand);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  margin: 0 0 8px;
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: 1.05;
}

.lead {
  max-width: 70ch;
  margin: 0;
  color: var(--muted);
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 20px;
  box-shadow: 0 10px 35px rgba(20, 34, 44, 0.05);
  margin-bottom: 18px;
}

.notice-card {
  border-left: 6px solid #c2410c;
  background: #fff7ed;
}

.field-label {
  display: block;
  margin-bottom: 10px;
  font-weight: 600;
}

input[type="file"] {
  display: block;
  width: 100%;
  margin-bottom: 14px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fdfefe;
}

button {
  border: 0;
  border-radius: 999px;
  background: var(--brand);
  color: white;
  padding: 12px 18px;
  font-weight: 700;
  cursor: pointer;
}

button:disabled {
  opacity: 0.65;
  cursor: wait;
}

.hint,
.muted {
  color: var(--muted);
}

.hidden {
  display: none;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 14px;
}

.metric {
  background: #fbfcfd;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px;
}

.metric-label {
  color: var(--muted);
  font-size: 0.9rem;
}

.metric-value {
  font-size: 1.7rem;
  font-weight: 700;
}

.mail-box textarea {
  width: 100%;
  min-height: 260px;
  margin-top: 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px;
  resize: vertical;
  font: 14px/1.45 Consolas, "Courier New", monospace;
}

.entity-toggle {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  background: transparent;
  color: inherit;
  padding: 0;
  border-radius: 0;
}

.entity-heading {
  text-align: left;
  font-size: 1rem;
  font-weight: 700;
}

.entity-meta {
  margin: 16px 0;
  color: var(--muted);
}

.badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 0.82rem;
  font-weight: 700;
  margin-left: 8px;
}

.badge.error {
  background: var(--error-soft);
  color: var(--error);
}

.badge.warning {
  background: var(--warn-soft);
  color: var(--warn);
}

.badge.ok {
  background: var(--ok-soft);
  color: var(--ok);
}

.finding-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.finding-list li {
  border-top: 1px solid var(--line);
  padding: 14px 0;
}

.finding-code {
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.9rem;
}

.finding-ref,
.finding-action {
  color: var(--muted);
  margin-top: 6px;
}

.xml-box {
  margin-top: 16px;
}

.xml-content {
  overflow-x: auto;
  white-space: pre-wrap;
  background: #f7fafb;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px;
}

.status {
  padding: 14px 16px;
  border-radius: 14px;
}

.status.error {
  background: var(--error-soft);
  color: var(--error);
}

.status.info {
  background: var(--brand-soft);
  color: var(--brand);
}