:root {
  --bg: #0d1117;
  --panel: #161b22;
  --panel2: #1c2230;
  --text: #e6edf3;
  --muted: #8b949e;
  --line: #30363d;
  --accent: #4493f8;
  --ok: #3fb950;
  --warn: #d29922;
  --bad: #f85149;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

main { max-width: 980px; margin: 0 auto; padding: 40px 20px 80px; }

h1 { font-size: 1.9rem; margin: 0 0 .3em; }
h2 { font-size: 1.2rem; margin-top: 1.6em; }
h3 { font-size: 1.05rem; margin: 0 0 .4em; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code { background: var(--panel2); padding: .1em .35em; border-radius: 4px; font-size: .9em; }

/* landing */
.tag { color: var(--muted); font-size: 1.05rem; max-width: 60ch; }
form { display: flex; gap: 10px; margin: 28px 0 10px; }
input[type="text"] {
  flex: 1; padding: 12px 14px; font-size: 1rem;
  background: var(--panel); color: var(--text);
  border: 1px solid var(--line); border-radius: 8px;
}
input[type="text"]:focus { outline: none; border-color: var(--accent); }
button {
  padding: 12px 22px; font-size: 1rem; font-weight: 600;
  background: var(--accent); color: #fff;
  border: none; border-radius: 8px; cursor: pointer;
}
button:disabled { opacity: .5; cursor: wait; }
.status { color: var(--accent); min-height: 1.4em; margin-bottom: 6px; }
.error { color: var(--bad); min-height: 1.4em; }
.how { margin-top: 40px; border-top: 1px solid var(--line); padding-top: 24px; color: var(--muted); }
.how h2 { color: var(--text); margin-top: 0; }
.how ol { padding-left: 1.2em; }
.how b { color: var(--text); }
.fineprint { font-size: .88rem; margin-top: 18px; }

/* report */
.report .meta { color: var(--muted); font-size: .85rem; margin-bottom: 24px; }
.banner { padding: 18px 20px; border-radius: 10px; margin: 20px 0; border: 1px solid; }
.banner.attack { background: rgba(248,81,73,.1); border-color: var(--bad); }
.banner.attack h2 { color: var(--bad); margin-top: 0; }
.banner.clean { background: rgba(63,185,80,.1); border-color: var(--ok); }
.banner.clean h2 { color: var(--ok); margin-top: 0; }
.banner.warn { background: rgba(210,153,34,.1); border-color: var(--warn); }
.banner.warn h2 { color: var(--warn); margin-top: 0; }
.banner p { margin: .5em 0 0; }

.sigs { margin: 0 0 12px; padding-left: 1.3em; }
.sigs li { margin: 2px 0; }

section.url { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 18px 20px; margin: 18px 0; }
section.url.diverged { border-color: var(--bad); }
section.url h3 { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .95rem; }
ul.divs { margin: .5em 0; padding-left: 1.3em; color: var(--bad); }
ul.divs li { margin: 2px 0; }
.views { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 12px; }
.views .col { background: var(--panel2); border: 1px solid var(--line); border-radius: 8px; padding: 12px 14px; min-width: 0; }
.views h4 { margin: 0 0 8px; font-size: .8rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
.views h4 small { text-transform: none; letter-spacing: 0; opacity: .7; }
.kv { display: flex; gap: 8px; margin: 4px 0; font-size: .88rem; }
.kv span { color: var(--muted); min-width: 52px; flex-shrink: 0; }
.kv b { font-weight: 500; word-break: break-word; }
.kv .title, .kv .h1 { font-style: italic; }
.kv .hdr { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .8em; }
.excerpt { margin-top: 10px; padding-top: 10px; border-top: 1px dashed var(--line); color: var(--muted); font-size: .85rem; max-height: 14em; overflow-y: auto; }
.err { color: var(--bad); font-size: .85rem; }

section.co { background: var(--panel); border: 1px solid var(--bad); border-radius: 10px; padding: 18px 20px; margin: 18px 0; }
section.co h3 { color: var(--bad); }
section.co ul { padding-left: 1.2em; }

footer { margin-top: 40px; padding-top: 16px; border-top: 1px solid var(--line); color: var(--muted); font-size: .9rem; }

@media (max-width: 720px) {
  .views { grid-template-columns: 1fr; }
  form { flex-direction: column; }
}