:root {
  --bg: #0d0714;
  --panel: #1a0f2e;
  --ink: #e8dff5;
  --dim: #9d8bbd;
  --glow: #a78bfa;
  --eerie: #34d399;
  --danger: #f87171;
  --warn: #fbbf24;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: radial-gradient(ellipse at top, #2a1650 0%, var(--bg) 60%);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  min-height: 100vh;
}
header { text-align: center; padding: 3rem 1rem 1rem; }
h1 {
  font-size: clamp(2.2rem, 8vw, 3.5rem);
  margin: 0;
  letter-spacing: 0.05em;
  text-shadow: 0 0 24px var(--glow), 0 0 64px var(--glow);
}
.tagline { color: var(--dim); font-size: 1.15rem; margin: 0.5rem 0 0; }
main { max-width: 760px; margin: 0 auto; padding: 1rem 1.25rem 3rem; }

/* ── Form ── */
form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.5rem;
}
input[type="url"] {
  flex: 1 1 240px;
  padding: 0.8rem 1rem;
  border-radius: 10px;
  border: 1px solid var(--glow);
  background: var(--panel);
  color: var(--ink);
  font-size: 1rem;
  min-width: 0;
}
input[type="url"]:focus {
  outline: none;
  box-shadow: 0 0 0 2px var(--glow);
}
button {
  padding: 0.8rem 1.4rem;
  border: none;
  border-radius: 10px;
  background: var(--glow);
  color: #14092b;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  white-space: nowrap;
}
button:hover { filter: brightness(1.15); }
button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  filter: none;
}

/* ── Status / loading ── */
#status {
  margin-top: 1.25rem;
  padding: 1rem 1.25rem;
  background: var(--panel);
  border-radius: 10px;
  border-left: 4px solid var(--glow);
  color: var(--eerie);
}
.status-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.spinner {
  width: 20px;
  height: 20px;
  border: 3px solid rgba(167,139,250,0.2);
  border-top-color: var(--glow);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
  flex-shrink: 0;
}
@keyframes spin { to { transform: rotate(360deg); } }
.status-text { font-size: 0.95rem; }
.status-hint  { font-size: 0.8rem; color: var(--dim); margin-top: 0.4rem; }

/* ── Progress bar ── */
.progress-track {
  height: 4px;
  background: rgba(255,255,255,0.08);
  border-radius: 999px;
  margin-top: 0.75rem;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: var(--glow);
  border-radius: 999px;
  width: 15%;
  animation: crawl 2.4s ease-in-out infinite;
}
@keyframes crawl {
  0%   { width: 15%; }
  60%  { width: 85%; }
  100% { width: 15%; }
}

/* ── Error state ── */
#error-box {
  margin-top: 1.25rem;
  padding: 1rem 1.25rem;
  background: rgba(248,113,113,0.1);
  border-left: 4px solid var(--danger);
  border-radius: 10px;
  color: var(--danger);
  font-size: 0.95rem;
}

/* ── Score ── */
#score { margin-top: 2rem; }
h2 { margin: 0 0 0.25rem; }
.score-bar-wrap { margin: 0.5rem 0 0.75rem; }
.score-bar-track {
  background: rgba(255,255,255,0.08);
  border-radius: 999px;
  height: 10px;
  overflow: hidden;
}
.score-bar-fill {
  height: 100%;
  border-radius: 999px;
  transition: width 0.7s ease;
}
#score-label { color: var(--dim); margin: 0 0 1.25rem; }

/* ── Report link ── */
.report-link-row {
  margin-bottom: 1.25rem;
  font-size: 0.9rem;
}
.report-link-row a { color: var(--glow); }
.report-link-row a:hover { text-decoration: underline; }

/* ── Findings list ── */
#findings { list-style: none; padding: 0; }
#findings li {
  background: var(--panel);
  border-left: 4px solid var(--dim);
  border-radius: 8px;
  padding: 0.9rem 1rem;
  margin-bottom: 0.75rem;
}
#findings li.sev-critical    { border-left-color: var(--danger); }
#findings li.sev-major       { border-left-color: var(--warn); }
#findings li.sev-minor       { border-left-color: var(--dim); }
#findings li.sev-poltergeist { border-left-color: var(--eerie); }

/* ── Empty state ── */
.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--dim);
  font-size: 1.1rem;
}

/* ── Responsive ── */
@media (max-width: 540px) {
  header { padding-top: 2rem; }
  form { flex-direction: column; }
  input[type="url"], button { width: 100%; }
}