:root {
  --primary: #4f46e5;
  --primary-hover: #4338ca;
  --primary-light: #eef2ff;
  --bg: #f8fafc;
  --surface: #ffffff;
  --border: #e2e8f0;
  --text: #1e293b;
  --text-muted: #64748b;
  --sidebar-w: 272px;
  --header-h: 56px;

  --high: #dc2626;
  --high-bg: #fef2f2;
  --high-border: #fca5a5;
  --medium: #ea580c;
  --medium-bg: #fff7ed;
  --medium-border: #fdba74;
  --low: #ca8a04;
  --low-bg: #fefce8;
  --low-border: #fde047;
  --none: #94a3b8;
  --none-bg: #f8fafc;
  --none-border: #e2e8f0;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  font-size: 14px;
  line-height: 1.5;
}

/* ── Header ── */
.app-header {
  height: var(--header-h);
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 20px;
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-brand { display: flex; align-items: baseline; gap: 8px; }

.brand-name {
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -0.4px;
  color: var(--text);
}

.brand-tag {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--primary);
  background: var(--primary-light);
  padding: 2px 7px;
  border-radius: 99px;
}

/* ── Layout ── */
.app-layout {
  display: flex;
  height: calc(100vh - var(--header-h));
  overflow: hidden;
}

/* ── Sidebar ── */
.sidebar {
  width: var(--sidebar-w);
  flex-shrink: 0;
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.sidebar-header {
  padding: 14px 16px 12px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sidebar-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-muted);
}

.history-list {
  flex: 1;
  overflow-y: auto;
  padding: 8px;
}

.history-item {
  padding: 10px 12px;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.12s;
  border: 1px solid transparent;
  margin-bottom: 3px;
}

.history-item:hover { background: var(--bg); }

.history-item.active {
  background: var(--primary-light);
  border-color: #c7d2fe;
}

.hi-id {
  font-size: 11px;
  font-weight: 700;
  font-family: 'SF Mono', 'Fira Code', monospace;
  color: var(--primary);
}

.hi-name {
  font-size: 13px;
  color: var(--text);
  margin-top: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.hi-flags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 6px;
}

/* ── Main content ── */
.main-content {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* ── Cards ── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
}

.card-title {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--text);
}

/* ── Form ── */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin-bottom: 14px;
}

.form-group label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}

.label-hint {
  font-weight: 400;
  color: var(--text-muted);
}

.form-group input,
.form-group textarea {
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 13px;
  color: var(--text);
  background: var(--surface);
  font-family: inherit;
  transition: border-color 0.12s, box-shadow 0.12s;
  resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.12);
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: #b0bec5; }

.form-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 4px;
}

/* ── Buttons ── */
.btn-primary {
  background: var(--primary);
  color: #fff;
  border: none;
  padding: 9px 20px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 7px;
  transition: background 0.12s, opacity 0.12s;
}

.btn-primary:hover:not(:disabled) { background: var(--primary-hover); }
.btn-primary:disabled { opacity: 0.55; cursor: not-allowed; }

.btn-icon {
  background: none;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 5px 7px;
  cursor: pointer;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  transition: background 0.12s;
}
.btn-icon:hover { background: var(--bg); }

/* ── Result ── */
.result-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.result-id {
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 18px;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.3px;
}

.result-meta { display: flex; flex-direction: column; gap: 3px; text-align: left; }

.meta-row {
  font-size: 12.5px;
  color: var(--text-muted);
}

.meta-row strong { color: var(--text); font-weight: 600; }

.meta-row a { color: var(--primary); text-decoration: none; }
.meta-row a:hover { text-decoration: underline; }

/* ── Page description ── */
.section-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.page-desc {
  background: var(--bg);
  border-left: 3px solid var(--primary);
  padding: 12px 16px;
  border-radius: 0 8px 8px 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--text);
  margin-bottom: 24px;
}

/* ── Violations ── */
.violations-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 9px;
}

.v-card {
  padding: 12px 14px;
  border-radius: 9px;
  border: 1px solid;
  transition: transform 0.1s;
}

.v-card:hover { transform: translateY(-1px); }

.v-card.sev-high   { background: var(--high-bg);   border-color: var(--high-border); }
.v-card.sev-medium { background: var(--medium-bg); border-color: var(--medium-border); }
.v-card.sev-low    { background: var(--low-bg);    border-color: var(--low-border); }
.v-card.sev-none   { background: var(--none-bg);   border-color: var(--none-border); }

.v-name {
  font-size: 11px;
  font-weight: 500;
  color: var(--text-muted);
  text-transform: capitalize;
  line-height: 1.3;
  margin-bottom: 5px;
}

.v-sev {
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.sev-high   .v-sev { color: var(--high); }
.sev-medium .v-sev { color: var(--medium); }
.sev-low    .v-sev { color: var(--low); }
.sev-none   .v-sev { color: var(--none); }

/* ── Badges (sidebar) ── */
.badge {
  font-size: 10px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.badge-high   { background: var(--high-bg);   color: var(--high); }
.badge-medium { background: var(--medium-bg); color: var(--medium); }
.badge-low    { background: var(--low-bg);    color: var(--low); }

/* ── Pending state ── */
.pending-state {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 28px 0 8px;
}

.spinner {
  width: 20px;
  height: 20px;
  border: 2.5px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.75s linear infinite;
  flex-shrink: 0;
}

@keyframes spin { to { transform: rotate(360deg); } }

.pending-text { font-size: 13px; color: var(--text-muted); }
.pending-id   { font-size: 11px; font-family: monospace; color: var(--primary); margin-top: 2px; }

/* ── Error ── */
.error-box {
  padding: 14px 16px;
  background: #fef2f2;
  border: 1px solid #fca5a5;
  border-radius: 8px;
  color: #b91c1c;
  font-size: 13px;
}

/* ── Empty / misc ── */
.empty-msg {
  text-align: center;
  padding: 32px 12px;
  color: var(--text-muted);
  font-size: 13px;
}

.hidden { display: none !important; }

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }