/* Naiscan shared design system. Globus-blue accent, works in light & dark. */
:root {
  color-scheme: light dark;
  --bg: #eef1f6;
  --bg-tint: #dbe6f5;
  --card: #ffffff;
  --card-2: #f7f9fc;
  --fg: #141821;
  --muted: #5f6673;
  --line: #e2e6ee;
  --accent: #006fb9;
  --accent-2: #2aa9e0;
  --accent-ink: #ffffff;
  --grad: linear-gradient(135deg, #006fb9 0%, #2aa9e0 100%);
  --crit: #c01438;
  --high: #e0580c;
  --med: #c6920a;
  --low: #2f74c0;
  --ok: #1f9d6b;
  --shadow: 0 1px 2px rgba(16, 32, 64, .06), 0 8px 24px rgba(16, 32, 64, .06);
  --radius: 14px;
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0e1016;
  --bg-tint: #141a2a;
  --card: #171b24;
  --card-2: #1c212c;
  --fg: #e7ebf2;
  --muted: #929bab;
  --line: #262c38;
  --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 10px 30px rgba(0, 0, 0, .35);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --bg: #0e1016; --bg-tint: #141a2a; --card: #171b24; --card-2: #1c212c;
    --fg: #e7ebf2; --muted: #929bab; --line: #262c38;
    --shadow: 0 1px 2px rgba(0,0,0,.4), 0 10px 30px rgba(0,0,0,.35);
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--fg);
  background:
    radial-gradient(900px 480px at 100% -5%, var(--bg-tint), transparent 60%),
    radial-gradient(700px 360px at -10% 0%, var(--bg-tint), transparent 55%),
    var(--bg);
  background-attachment: fixed;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code, .mono {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: .86em;
}
code { background: var(--card-2); padding: 1px 6px; border-radius: 6px; }

.wrap { max-width: 920px; margin: 0 auto; padding: 22px 16px 80px; position: relative; }

/* top bar + tabs */
.topbar { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin-bottom: 20px; }
.brand {
  display: inline-flex; align-items: center; background: #fff;
  border-radius: 10px; padding: 7px 12px;
  box-shadow: 0 1px 2px rgba(0,0,0,.12); border: 1px solid rgba(0,0,0,.05);
}
.brand img { height: 20px; display: block; }
.brand .logo-dark { display: none; }
/* Dark theme: drop the white plate, show the white-wordmark logo. */
:root[data-theme="dark"] .brand {
  background: transparent; box-shadow: none; border-color: transparent; padding: 7px 2px;
}
:root[data-theme="dark"] .brand .logo-light { display: none; }
:root[data-theme="dark"] .brand .logo-dark { display: block; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .brand {
    background: transparent; box-shadow: none; border-color: transparent; padding: 7px 2px;
  }
  :root:not([data-theme="light"]) .brand .logo-light { display: none; }
  :root:not([data-theme="light"]) .brand .logo-dark { display: block; }
}
nav.tabs { display: flex; gap: 2px; background: var(--card); border: 1px solid var(--line);
  border-radius: 12px; padding: 4px; box-shadow: var(--shadow); }
nav.tabs a {
  padding: 7px 15px; border-radius: 9px; color: var(--muted);
  font-size: 14px; font-weight: 600; transition: all .15s ease;
}
nav.tabs a:hover { color: var(--fg); text-decoration: none; background: var(--card-2); }
nav.tabs a.active { color: #fff; background: var(--grad); box-shadow: 0 4px 12px rgba(0,111,185,.35); }
.theme-toggle {
  margin-left: auto; width: 40px; height: 40px; border-radius: 11px;
  border: 1px solid var(--line); background: var(--card); color: var(--fg);
  cursor: pointer; font-size: 16px; display: inline-flex; align-items: center;
  justify-content: center; box-shadow: var(--shadow); transition: transform .15s ease;
}
.theme-toggle:hover { transform: translateY(-1px); border-color: var(--accent); }

/* hero */
header { position: relative; margin-bottom: 8px; overflow: hidden; border-radius: 18px;
  padding: 26px 26px; background:
    linear-gradient(135deg, rgba(0,111,185,.12), rgba(42,169,224,.06)),
    var(--card);
  border: 1px solid var(--line); box-shadow: var(--shadow); }
header h1 { margin: 0; font-size: 30px; font-weight: 800; letter-spacing: -.03em; }
header .tag { color: var(--muted); font-size: 14.5px; margin-top: 6px; max-width: 60ch; }
.kanji {
  font-weight: 400; background: var(--grad); -webkit-background-clip: text;
  background-clip: text; -webkit-text-fill-color: transparent;
}
header .kanji-bg {
  position: absolute; right: -8px; top: -26px; font-size: 150px; line-height: 1;
  opacity: .06; font-weight: 700; pointer-events: none; user-select: none;
}
h1 { font-size: 21px; letter-spacing: -.02em; }
h2 { font-size: 18px; margin: 26px 0 6px; }
.lead { color: var(--muted); }

/* cards */
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 18px 20px; margin-top: 16px; box-shadow: var(--shadow);
  transition: transform .15s ease, box-shadow .15s ease;
}
.card:hover { transform: translateY(-2px); box-shadow: 0 2px 4px rgba(16,32,64,.08), 0 16px 40px rgba(16,32,64,.10); }
.card > strong, .card h1 { display: block; margin-bottom: 4px; }
.meta { color: var(--muted); font-size: 13px; }
.banner { border-left: 3px solid var(--med); background: color-mix(in srgb, var(--med) 10%, transparent);
  padding: 11px 15px; border-radius: 10px; font-size: 13.5px; }
.note { border-left: 3px solid var(--accent); background: color-mix(in srgb, var(--accent) 9%, transparent);
  padding: 11px 15px; border-radius: 10px; font-size: 14px; margin-top: 14px; }
.note.warn { border-left-color: var(--med); background: color-mix(in srgb, var(--med) 10%, transparent); }

/* form */
label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 6px; font-weight: 600; }
input[type=url], input[type=text] {
  width: 100%; padding: 12px 14px; font-size: 15px; border: 1px solid var(--line);
  border-radius: 11px; background: var(--card-2); color: var(--fg); transition: border-color .15s, box-shadow .15s;
}
input[type=url]:focus, input[type=text]:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 22%, transparent);
}
.row { display: flex; gap: 12px; align-items: flex-end; flex-wrap: wrap; }
.row > div { flex: 1 1 320px; }
button {
  padding: 12px 24px; font-size: 15px; font-weight: 700; border: 0; border-radius: 11px;
  background: var(--grad); color: #fff; cursor: pointer; letter-spacing: .01em;
  box-shadow: 0 4px 14px rgba(0,111,185,.3); transition: transform .12s ease, box-shadow .12s ease;
}
button:hover:not(:disabled) { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(0,111,185,.42); }
button:disabled { opacity: .5; cursor: not-allowed; }
/* secondary / ghost button */
button.btn-ghost {
  background: var(--card); color: var(--fg); border: 1px solid var(--line);
  box-shadow: none; font-weight: 600;
}
button.btn-ghost:hover:not(:disabled) {
  transform: translateY(-1px); border-color: var(--accent); color: var(--accent);
  box-shadow: var(--shadow);
}
.affirm { display: flex; gap: 9px; align-items: flex-start; margin-top: 14px; font-size: 13px; color: var(--muted); }
.affirm input { margin-top: 3px; width: 16px; height: 16px; accent-color: var(--accent); }

/* chips + tables */
.techs { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.chip { background: var(--card-2); border: 1px solid var(--line); border-radius: 20px; padding: 5px 13px; font-size: 13px; }
.sub { color: var(--muted); font-size: 12px; margin-top: 2px; }
table { width: 100%; border-collapse: collapse; font-size: 14px; margin-top: 8px; }
th, td { text-align: left; padding: 10px 9px; vertical-align: top; border-bottom: 1px solid var(--line); }
th { font-size: 11px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
tbody tr { transition: background .12s; }
tbody tr:hover { background: var(--card-2); }

/* severity pills + stat tiles */
.sev { color: #fff; padding: 3px 10px; border-radius: 20px; font-size: 11px;
  text-transform: uppercase; font-weight: 700; white-space: nowrap; letter-spacing: .03em; }
.sev.critical { background: var(--crit); } .sev.high { background: var(--high); }
.sev.medium { background: var(--med); } .sev.low { background: var(--low); }
.sev.unknown, .sev.info { background: #6b7280; }
.stat-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 12px; }
.stat { flex: 1 1 110px; border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px;
  background: var(--card-2); position: relative; overflow: hidden; }
.stat::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--muted); }
.stat.critical::before { background: var(--crit); } .stat.high::before { background: var(--high); }
.stat.medium::before { background: var(--med); } .stat.low::before { background: var(--low); }
.stat .n { font-size: 26px; font-weight: 800; line-height: 1; }
.stat .l { font-size: 11px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); margin-top: 4px; }
.level-badge { display: inline-block; padding: 4px 14px; border-radius: 20px; font-weight: 700;
  font-size: 13px; color: #fff; background: var(--grad); }
.level-badge.critical { background: var(--crit); } .level-badge.high { background: var(--high); }
.level-badge.medium { background: var(--med); } .level-badge.low { background: var(--low); }
.level-badge.informational { background: var(--ok); }

/* CVE list (cves.html) */
.item { border-top: 1px solid var(--line); padding: 15px 0; }
.item:first-child { border-top: 0; }
.row1 { display: flex; gap: 10px; align-items: baseline; flex-wrap: wrap; }
.cve { font-family: ui-monospace, Consolas, monospace; font-weight: 700; color: var(--accent); }
.prod { font-size: 13px; color: var(--muted); }
.badge { font-size: 11px; font-weight: 700; text-transform: uppercase; padding: 2px 9px;
  border-radius: 20px; background: var(--crit); color: #fff; }
.name { font-weight: 650; margin: 3px 0; }
.desc { font-size: 14px; }
.fix { font-size: 13px; margin-top: 7px; padding: 9px 13px; border-radius: 10px;
  background: color-mix(in srgb, var(--accent) 8%, transparent); border-left: 3px solid var(--accent); }
.refs a { font-size: 12px; margin-right: 10px; }

/* code blocks */
.codeblock { position: relative; margin: 10px 0; }
.codeblock pre {
  margin: 0; background: #0d1220; color: #e7ecf5; border: 1px solid var(--line);
  border-radius: 11px; padding: 14px 16px; overflow-x: auto; font-size: 13px;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; line-height: 1.55;
}
:root[data-theme="dark"] .codeblock pre { background: #0a0d15; }
.codeblock pre .c { color: #7f8aa3; }       /* comment */
.codeblock pre .p { color: #6fd0ff; }       /* command/prompt token */
.copy-btn {
  position: absolute; top: 8px; right: 8px; font-size: 11px; font-weight: 600;
  padding: 4px 9px; border-radius: 7px; border: 1px solid rgba(255,255,255,.18);
  background: rgba(255,255,255,.08); color: #cdd6e6; cursor: pointer;
}
.copy-btn:hover { background: rgba(255,255,255,.16); }
.step-n { display: inline-flex; align-items: center; justify-content: center;
  width: 26px; height: 26px; border-radius: 50%; background: var(--grad); color: #fff;
  font-weight: 700; font-size: 13px; margin-right: 9px; }
.pill { display: inline-block; font-size: 11px; font-weight: 700; padding: 2px 9px;
  border-radius: 20px; background: color-mix(in srgb, var(--accent) 16%, transparent);
  color: var(--accent); margin-left: 6px; }
table.cli td { padding: 8px 9px; }
table.cli td:first-child { white-space: nowrap; }

/* misc */
.err { color: var(--crit); font-size: 14px; }
.spin { display: inline-block; width: 16px; height: 16px; border: 2px solid var(--accent);
  border-top-color: transparent; border-radius: 50%; animation: spin .7s linear infinite; vertical-align: -3px; margin-right: 8px; }
@keyframes spin { to { transform: rotate(360deg); } }
ul { margin: 8px 0; padding-left: 18px; }
footer { color: var(--muted); font-size: 12px; margin-top: 34px; text-align: center; }