/* Internetinspektören, Scanline. Platt, tunna neutrala kanter, en signalfärg.
   Inga gradienter, glassmorphism eller accent-stripes (Design Constitution). */

:root {
  --signal: #5ba3d9;
  --bg: #080c14;
  --card: rgba(255,255,255,.02);
  --card-2: rgba(255,255,255,.04);
  --ink: #e4e8ed;
  --muted: rgba(255,255,255,.56); /* WCAG AA: .42 föll under 4.5:1 mot bakgrunden */
  --line: rgba(255,255,255,.09);
  --ok: #57c98a;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, 'SFMono-Regular', Menlo, Consolas, monospace;
}
:root[data-theme="light"] {
  --signal: #2f7fc0;
  --bg: #f5f6f8;
  --card: #ffffff;
  --card-2: #f0f1f3;
  --ink: #1a1f26;
  --muted: #5b626d; /* mörkare än #6b7280 för AA-kontrast mot ljus bakgrund */
  --line: #e3e6ea;
  --ok: #2e9c66;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }

/* Tangentbordsfokus: tydlig ring i signalfärg. :focus-visible så musklick inte
   får ringen, men Tab alltid gör det. */
:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 2px;
  border-radius: 3px;
}
:focus:not(:focus-visible) { outline: none; }

/* Hoppa till innehåll: gömd tills den fokuseras med Tab. */
.skip {
  position: absolute; left: 8px; top: -60px; z-index: 20;
  font-family: var(--mono); font-size: 13px;
  background: var(--card-2); color: var(--ink);
  border: 1px solid var(--signal); border-radius: 6px; padding: 8px 12px;
  transition: top .15s ease;
}
.skip:focus { top: 8px; }

/* Respektera reducerad rörelse fullt ut: stanna även loader-snurr och pulser. */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.55;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}
/* Scanline: mackan.eu-verktygens signaturtextur, tunna CRT-linjer, mycket låg opacitet.
   Inte en dekorativ färggradient, det är designsystemets namndrag. */
body::before {
  content: ''; position: fixed; inset: 0; pointer-events: none; z-index: 9;
  background: repeating-linear-gradient(0deg,
    rgba(91,163,217,.035) 0, rgba(91,163,217,.035) 1px, transparent 1px, transparent 3px);
  mix-blend-mode: screen;
}
:root[data-theme="light"] body::before { background: repeating-linear-gradient(0deg,
    rgba(47,127,192,.05) 0, rgba(47,127,192,.05) 1px, transparent 1px, transparent 3px); mix-blend-mode: multiply; }
@media (prefers-reduced-motion: no-preference) {
  .reveal { animation: reveal .32s ease both; animation-delay: calc(var(--i, 0) * 22ms); }
}
@keyframes reveal { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }

/* header */
.top {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 20px; border-bottom: 1px solid var(--line);
}
.brand { display: inline-flex; align-items: center; font-family: var(--mono); font-size: 14px; }
.brand b { font-weight: 600; letter-spacing: -.02em; }
.dot { width: 6px; height: 6px; border-radius: 50%; background: var(--signal); margin: 0 9px; }
.eyebrow { font-size: 10px; letter-spacing: .18em; text-transform: uppercase; color: var(--signal); }
.controls { display: flex; gap: 8px; }
.chip {
  font-family: var(--mono); font-size: 12px; font-weight: 600;
  background: var(--card-2); color: var(--ink); border: 1px solid var(--line);
  border-radius: 6px; padding: 6px 10px; cursor: pointer; min-width: 40px;
}
.chip:hover { border-color: var(--signal); }

/* layout */
.wrap { max-width: 720px; margin: 0 auto; padding: 28px 20px 60px; }
.hero { margin-bottom: 28px; }
.status-card {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--mono); font-size: 13px;
  background: var(--card); border: 1px solid var(--line); border-radius: 8px;
  padding: 8px 14px; margin-bottom: 18px;
}
.check { color: var(--ok); font-weight: 700; }
.check.spin { color: var(--signal); display: inline-block; animation: spin .8s linear infinite; }
.status-card.offline { border-color: #e5695f; }
.status-card.offline .check { color: #e5695f; }
@keyframes spin { to { transform: rotate(360deg); } }
.caret { color: var(--signal); font-family: var(--mono); animation: blink 1.1s steps(1) infinite; margin-left: 1px; }
@keyframes blink { 50% { opacity: 0; } }
h1 { font-size: clamp(24px, 6vw, 34px); font-weight: 800; line-height: 1.2; margin-bottom: 10px; }
.lead { color: var(--muted); font-size: 15px; max-width: 60ch; }
.proof { color: var(--signal); font-family: var(--mono); font-size: 12.5px; margin-top: 8px; opacity: .85; }
.mono-live { color: var(--signal); }

/* sub-rubriker i panelen */
.sub { font-family: var(--mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--muted); margin: 22px 0 12px; }

/* capability-grid */
.caps { display: flex; flex-wrap: wrap; gap: 7px; }
.cap { display: inline-flex; align-items: center; gap: 7px; font-family: var(--mono); font-size: 11.5px;
  border: 1px solid var(--line); border-radius: 6px; padding: 6px 10px; color: var(--muted); }
.cap-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--muted); }
.cap.on { color: var(--ink); border-color: var(--line); }
.cap.on .cap-dot { background: var(--ok); box-shadow: 0 0 0 3px color-mix(in srgb, var(--ok) 20%, transparent); }
.cap.off { opacity: .5; }
.cap.off .cap-dot { background: transparent; border: 1px solid var(--muted); }

/* fingerprint */
.fp { margin-bottom: 6px; }
.fp-chip { display: inline-flex; align-items: center; gap: 12px; cursor: pointer;
  font-family: var(--mono); background: var(--card-2); border: 1px solid var(--line);
  border-radius: 8px; padding: 10px 14px; color: var(--ink); }
.fp-chip:hover { border-color: var(--signal); }
.fp-chip .fp-hash { font-size: 16px; font-weight: 600; letter-spacing: .12em; color: var(--signal); }
.fp-chip svg { width: 14px; height: 14px; color: var(--muted); }
.fp-note { font-size: 12.5px; color: var(--muted); max-width: 58ch; line-height: 1.5; }

/* paneler */
.panel {
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  padding: 20px; margin-bottom: 18px;
}
.panel-head { display: flex; align-items: baseline; gap: 12px; margin-bottom: 4px; }
.panel-head .lvl { font-family: var(--mono); font-size: 13px; font-weight: 600; color: var(--signal); }
.panel-head h2 { font-size: 17px; font-weight: 700; }
.panel-note { font-size: 13px; color: var(--muted); margin: 6px 0 14px; padding-left: 25px; }
.panel-note.local::before,
.panel-note.server::before { content: ''; }
.panel-note.local { color: var(--ok); }
.panel-note.server { color: var(--signal); }

/* rader */
.rows { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.row {
  display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 10px;
  background: var(--bg); padding: 11px 14px;
}
.row .key { font-family: var(--mono); font-size: 11px; letter-spacing: .04em; text-transform: uppercase; color: var(--muted); }
.row .val { font-family: var(--mono); font-size: 13px; word-break: break-all; grid-column: 1 / 2; }
.row .keywrap { grid-column: 1 / 2; }
.row.two { grid-template-columns: 1fr auto; }
.row-main { min-width: 0; }
.row .desc { font-size: 12px; color: var(--muted); margin-top: 2px; line-height: 1.4; }
.copy {
  background: none; border: 1px solid var(--line); border-radius: 6px;
  color: var(--muted); cursor: pointer; padding: 5px 7px; font-size: 12px;
  display: inline-flex; align-items: center; line-height: 1;
}
.copy:hover { border-color: var(--signal); color: var(--signal); }
.copy svg { width: 14px; height: 14px; }

/* gräns */
.boundary { margin: 26px 0 18px; }
.boundary-line { height: 1px; background: var(--line); margin-bottom: 20px; }
.boundary-body { text-align: center; max-width: 52ch; margin: 0 auto; }
.boundary-body h2 { font-size: 18px; font-weight: 800; margin-bottom: 8px; }
.boundary-body p { color: var(--muted); font-size: 14px; margin-bottom: 18px; }
.btn {
  font-family: var(--sans); font-size: 14px; font-weight: 600;
  background: var(--signal); color: #fff; border: none; border-radius: 8px;
  padding: 12px 22px; cursor: pointer;
}
.btn:hover { filter: brightness(1.06); }
.btn:disabled { opacity: .6; cursor: default; }

/* systemkontroll */
.syscheck .btn.ghost {
  background: transparent; color: var(--signal); border: 1px solid var(--signal); margin-top: 6px;
}
.syscheck .btn.ghost:hover { background: color-mix(in srgb, var(--signal) 10%, transparent); }
.sys-note { font-family: var(--mono); font-size: 10.5px; color: var(--muted); margin-top: 10px; }
.checks { margin: 6px 0 14px; display: grid; gap: 2px; }
.check-row { display: grid; grid-template-columns: 20px 1fr auto; align-items: center; gap: 10px;
  font-family: var(--mono); font-size: 13px; padding: 4px 0; }
.check-row .ci { font-weight: 700; }
.check-row .ci.run { color: var(--signal); display: inline-block; animation: spin .8s linear infinite; }
.check-row .ci.ok { color: var(--ok); }
.check-row .ci.bad { color: #e5695f; }
.check-row .cx { color: var(--muted); font-size: 11px; }

.receipt { margin: 8px 0 14px; }
.receipt-body {
  font-family: var(--mono); font-size: 12.5px; line-height: 1.7;
  background: var(--card-2); border: 1px dashed var(--line); border-radius: 8px;
  padding: 16px 18px; max-width: 440px;
}
.r-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.r-title { font-weight: 600; letter-spacing: .04em; }
.r-stamp { font-size: 10px; font-weight: 700; letter-spacing: .12em; border: 1px solid; border-radius: 4px;
  padding: 2px 7px; transform: rotate(-3deg); }
.r-stamp.ok { color: var(--ok); border-color: var(--ok); }
.r-stamp.bad { color: #e5695f; border-color: #e5695f; }
.r-rule { border-top: 1px dashed var(--line); margin: 10px 0; }
.r-line b.g { color: var(--ok); margin-right: 6px; }
.r-line b.r { color: #e5695f; margin-right: 6px; }
.r-concl { margin-bottom: 8px; }
.r-meta { color: var(--muted); font-size: 11px; }
.r-fine { color: var(--muted); font-size: 10px; line-height: 1.5; margin-top: 12px;
  padding-top: 10px; border-top: 1px dotted var(--line); opacity: .8; font-style: italic; }
.receipt-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.receipt-btn { gap: 8px; padding: 7px 12px; }
.receipt-btn span { font-family: var(--mono); font-size: 11px; }
.r-print-head { display: none; } /* syns bara vid utskrift */

/* Utskrift: bara kvittensen, svart på vitt, som ett riktigt intyg */
@media print {
  body::before { display: none !important; }
  body * { visibility: hidden !important; }
  #receipt, #receipt * { visibility: visible !important; }
  #receipt { position: absolute; left: 0; top: 0; width: 100%; margin: 0; }
  .receipt-actions { display: none !important; }
  body { background: #fff !important; }
  .receipt-body {
    background: #fff !important; color: #000 !important; border: 1.5px solid #000 !important;
    max-width: 480px; margin: 0 auto;
  }
  .r-title, .r-line, .r-concl, .r-meta, .r-fine { color: #000 !important; }
  .r-line b.g, .r-line b.r { color: #000 !important; }
  .r-stamp { color: #000 !important; border-color: #000 !important; }
  .r-rule { border-top-color: #000 !important; }
  .r-fine { border-top-color: #000 !important; }
  .r-print-head {
    display: block !important; text-align: center; font-family: var(--mono);
    font-size: 10px; letter-spacing: .12em; text-transform: uppercase;
    color: #000 !important; margin-top: 14px; padding-top: 10px; border-top: 1px solid #000;
  }
}

/* bedömning (datacenter/VPN-heuristik) */
.assess { border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px; margin-bottom: 16px; }
.assess.ok { border-color: color-mix(in srgb, var(--ok) 45%, var(--line)); }
.assess.warn { border-color: color-mix(in srgb, #e5a23f 55%, var(--line)); }
.averdict { display: flex; align-items: center; gap: 10px; font-size: 15px; font-weight: 600; }
.aicon { font-size: 15px; }
.assess.ok .aicon { color: var(--ok); }
.assess.warn .aicon { color: #e5a23f; }
.asignals { display: flex; flex-wrap: wrap; gap: 8px 16px; margin: 12px 0 8px; }
.asig { display: inline-flex; align-items: center; gap: 8px; font-family: var(--mono); font-size: 11.5px; color: var(--muted); }
.asig .adot { width: 7px; height: 7px; border-radius: 50%; }
.asig.ok .adot { background: var(--ok); }
.asig.warn .adot { background: #e5a23f; }
.anote { font-size: 11.5px; color: var(--muted); font-family: var(--mono); }

/* nedbrytningshierarki */
.hier-lead { color: var(--muted); font-size: 13px; margin: 0 0 14px; max-width: 58ch; }
.hier { position: relative; }
.hstep { position: relative; padding: 8px 0 8px calc(14px + var(--d, 0) * 18px); }
.hstep .hconn {
  position: absolute; left: calc(4px + var(--d, 0) * 18px); top: 0; bottom: 0; width: 14px;
  border-left: 1px solid var(--line); border-bottom: 1px solid var(--line);
  border-bottom-left-radius: 6px; height: 18px;
}
.hstep:first-child .hconn { border: none; }
.hbody { }
.hrow { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.hlabel { font-family: var(--mono); font-size: 10px; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.hval { font-family: var(--mono); font-size: 13px; color: var(--ink); word-break: break-all; }
.hstep:first-child .hval, .hstep:first-child .hlabel { color: var(--signal); }
.hdesc { font-size: 12px; color: var(--muted); margin-top: 1px; }

.explain { margin-top: 16px; border-top: 1px solid var(--line); padding-top: 12px; }
.explain summary { font-family: var(--mono); font-size: 12px; color: var(--signal); cursor: pointer; list-style: none; }
.explain summary::-webkit-details-marker { display: none; }
.explain summary::before { content: '+ '; }
.explain[open] summary::before { content: '− '; }
.explain p { font-size: 13px; color: var(--muted); line-height: 1.6; margin-top: 10px; max-width: 62ch; }

/* IP-sökning */
.ipsearch { display: flex; gap: 8px; margin-top: 14px; }
.ipsearch input {
  flex: 1; min-width: 0; font-family: var(--mono); font-size: 13px;
  background: var(--bg); color: var(--ink); border: 1px solid var(--line);
  border-radius: 8px; padding: 10px 12px;
}
.ipsearch input:focus { outline: none; border-color: var(--signal); }
.ipsearch .btn.ghost {
  background: transparent; color: var(--signal); border: 1px solid var(--signal);
  padding: 10px 16px; white-space: nowrap;
}
.ipsearch .btn.ghost:hover { background: color-mix(in srgb, var(--signal) 10%, transparent); }

/* diverse */
.hidden { display: none; }
.foot { text-align: center; padding: 22px 20px 40px; color: var(--muted); font-family: var(--mono); font-size: 11px; }
.toast {
  position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%) translateY(20px);
  background: var(--ink); color: var(--bg); font-size: 13px; font-weight: 600;
  padding: 10px 16px; border-radius: 8px; opacity: 0; pointer-events: none;
  transition: opacity .18s, transform .18s;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

@media (max-width: 480px) {
  .wrap { padding: 20px 14px 48px; }
  .panel { padding: 16px; }
}