* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  min-height: 100dvh;
  position: relative;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: var(--z-grain);
  opacity: 0.035;
  background-image: radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.08) 0.5px, transparent 0.6px);
  background-size: 3px 3px;
}

.skip-link {
  position: absolute;
  top: -48px;
  left: 16px;
  z-index: calc(var(--z-modal) + 1);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  background: var(--panel);
  border: 1px solid var(--line);
  color: var(--text);
  font-weight: 600;
  box-shadow: var(--shadow-sm);
  transition: top var(--transition-base);
}

.skip-link:focus {
  top: 12px;
  outline: none;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3 {
  margin: 0;
  letter-spacing: -0.02em;
  font-family: var(--font-display);
  text-wrap: balance;
}
p { margin: 0; color: var(--muted); line-height: 1.6; }

label {
  display: block;
  margin-bottom: 6px;
  font-size: 13px;
  color: var(--muted);
  font-weight: 500;
}

input, select, textarea, button {
  font-family: inherit;
  font-size: 14px;
}

input, select, textarea {
  width: 100%;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--text);
  padding: 11px 12px;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

input:hover, select:hover, textarea:hover {
  border-color: color-mix(in srgb, var(--accent) 35%, var(--line));
}

input:focus, select:focus, textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
  outline: none;
}

button, .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: var(--radius-sm);
  border: 1px solid color-mix(in srgb, var(--accent) 80%, #fff);
  background: linear-gradient(145deg, color-mix(in srgb, var(--accent) 92%, #fff), var(--accent-soft));
  color: #fff;
  padding: 12px 18px;
  font-weight: 600;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

button:hover, .btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 20px var(--accent-glow);
}

button:active:not(:disabled), .btn:active:not(:disabled) {
  transform: translateY(0) scale(0.98);
}

button.secondary, .btn.secondary {
  border-color: var(--line);
  background: var(--panel);
  color: var(--text);
  box-shadow: none;
}

button.secondary:hover { box-shadow: var(--shadow); }

button.good, .btn.good {
  border-color: var(--good);
  background: linear-gradient(135deg, #22c55e, var(--good));
}

button.warn, .btn.warn {
  border-color: var(--warn);
  background: linear-gradient(135deg, #f97316, var(--warn));
}

button.bad, .btn.bad {
  border-color: var(--bad);
  background: linear-gradient(135deg, #ef4444, var(--bad));
}

button:disabled, .btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

button:focus-visible,
.btn:focus-visible,
a:focus-visible,
.nav-btn:focus-visible,
.sub-nav-btn:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

button:focus:not(:focus-visible),
.btn:focus:not(:focus-visible),
.nav-btn:focus:not(:focus-visible) {
  outline: none;
}

.card {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--panel);
  box-shadow: var(--shadow-sm);
  padding: 18px;
  transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
}

.card:hover {
  border-color: color-mix(in srgb, var(--accent) 22%, var(--line));
  box-shadow: var(--shadow);
}

.chip {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 12px;
  color: var(--muted);
  background: var(--panel-elevated);
}

.badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 600;
}

.badge.good { background: rgba(34, 197, 94, 0.15); color: var(--good); }
.badge.warn { background: rgba(249, 115, 22, 0.15); color: var(--warn); }
.badge.muted { background: rgba(148, 163, 184, 0.12); color: var(--muted); }

.status {
  min-height: 20px;
  font-size: 13px;
  color: var(--muted);
}

.status.error { color: var(--bad); }
.status.good { color: var(--good); }

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }

ul.clean {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

ul.clean li {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  background: var(--panel-elevated);
  white-space: pre-wrap;
  word-break: break-word;
}

.notice {
  border: 1px dashed var(--line);
  border-radius: var(--radius-md);
  padding: 14px;
  color: var(--muted);
  background: linear-gradient(180deg, var(--accent-glow), transparent);
  font-size: 13px;
  line-height: 1.55;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(7, 11, 20, 0.62);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: var(--z-modal);
}

.modal-backdrop.open { display: flex; }

.modal {
  width: min(560px, 100%);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--panel);
  box-shadow: var(--shadow);
  padding: 18px;
  display: grid;
  gap: 12px;
}

.modal-actions { display: flex; gap: 10px; justify-content: flex-end; flex-wrap: wrap; }

@media (max-width: 900px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}