@font-face { font-family: "Furore"; src: url("fonts/Furore.woff2") format("woff2"); font-display: swap; }
@font-face { font-family: "Onest"; src: url("fonts/onest-cyrillic.woff2") format("woff2"); font-weight: 400 600; font-display: swap;
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116; }
@font-face { font-family: "Onest"; src: url("fonts/onest-latin-ext.woff2") format("woff2"); font-weight: 400 600; font-display: swap;
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+1E00-1E9F, U+20A0-20AB, U+20AD-20C4, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "Onest"; src: url("fonts/onest-latin.woff2") format("woff2"); font-weight: 400 600; font-display: swap;
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2212; }

:root {
  --bg: #0d0d0d;
  --white: #fff;
  --accent: #b62ff6;
  --muted: #868687;
  --glass: rgba(137, 137, 137, 0.05);
  --stroke: rgba(255, 255, 255, 0.09);
  --ok: #3ddc97;
  --warn: #ffc24b;
  --bad: #ff5a6a;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { background: var(--bg); color: var(--white); }
body {
  margin: 0;
  font: 16px/1.55 "Onest", system-ui, -apple-system, sans-serif;
  background: radial-gradient(1200px 600px at 80% -10%, rgba(182, 47, 246, 0.18), transparent 60%), var(--bg);
  min-height: 100vh;
}
main { max-width: 1120px; margin: 0 auto; padding: 0 clamp(16px, 4vw, 48px) 64px; }
a { color: inherit; }
code, pre { font-family: var(--mono); font-size: 0.9em; }
h1, h2, h3 { margin: 0; font-weight: 600; }
h1 { font-family: "Furore", "Impact", sans-serif; font-weight: 400; font-size: clamp(34px, 6vw, 64px); line-height: 1.05; letter-spacing: 0.01em; }
h2 { font-size: 22px; margin-bottom: 16px; }

.top { max-width: 1120px; margin: 0 auto; padding: 20px clamp(16px, 4vw, 48px); display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.nav { display: flex; gap: 20px; font-size: 15px; }
.nav a { color: var(--muted); text-decoration: none; }
.nav a:hover { color: var(--white); }
.alt { display: inline-block; margin-top: 28px; color: #d9a3fb; text-decoration: none; border-bottom: 1px solid rgba(217, 163, 251, 0.35); }
.alt:hover { border-bottom-color: #d9a3fb; }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; font-weight: 600; }
.foot { text-align: center; color: var(--muted); font-size: 13px; padding: 24px 16px 40px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 20px; border-radius: 12px; border: 1px solid var(--stroke);
  background: var(--glass); color: var(--white); font: inherit; font-weight: 500;
  text-decoration: none; cursor: pointer; transition: background 0.15s, border-color 0.15s, transform 0.15s;
}
.btn:hover { border-color: rgba(255, 255, 255, 0.25); }
.btn:active { transform: translateY(1px); }
.btn.primary { background: var(--accent); border-color: var(--accent); }
.btn.primary:hover { background: #c457f8; }
.btn:focus-visible, input:focus-visible, .sum:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.card, .sum, .trace, .howto .os, .servers ul {
  background: var(--glass); border: 1px solid var(--stroke); border-radius: 18px;
}

.hero { padding: 56px 0 40px; }
.lead { max-width: 680px; color: #cfcfd1; font-size: 18px; margin: 20px 0 32px; }
.dl { display: flex; flex-direction: column; gap: 14px; align-items: flex-start; }
.dl .btn.primary { font-size: 18px; padding: 16px 28px; }
.dl-all { display: flex; flex-wrap: wrap; gap: 6px 16px; font-size: 14px; color: var(--muted); }
.dl-all a { text-decoration: none; }
.dl-all a:hover { color: var(--white); text-decoration: underline; }
.notice { color: var(--warn); }

.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; margin-bottom: 48px; }
.card { padding: 20px; }
.card b { display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; background: rgba(182, 47, 246, 0.2); color: #d9a3fb; font-size: 14px; margin-bottom: 12px; }
.card h3 { font-size: 17px; margin-bottom: 6px; }
.card p { margin: 0; color: var(--muted); font-size: 14px; }

.howto { display: grid; grid-template-columns: minmax(0, 1fr); gap: 14px; margin-bottom: 48px; }
.howto .os { padding: 20px; }
.howto .os.current { border-color: rgba(182, 47, 246, 0.6); }
.howto .os h3 { margin-bottom: 6px; }
.howto .os p { margin: 0 0 10px; color: #cfcfd1; }
pre { margin: 0; padding: 14px 16px; background: rgba(0, 0, 0, 0.45); border: 1px solid var(--stroke); border-radius: 12px; overflow-x: auto; }

.servers ul { list-style: none; margin: 0; padding: 6px 0; }
.servers li { display: flex; justify-content: space-between; gap: 16px; padding: 10px 20px; border-bottom: 1px solid var(--stroke); }
.servers li:last-child { border-bottom: 0; }
.servers code { color: var(--muted); }

.rep-head { padding: 40px 0 28px; }
.rep-head h1 { font-size: clamp(30px, 5vw, 48px); }
.meta { color: var(--muted); margin: 12px 0 20px; }
.share { display: flex; flex-wrap: wrap; gap: 10px; }
.share input {
  flex: 1 1 320px; min-width: 0; padding: 12px 14px; border-radius: 12px;
  border: 1px solid var(--stroke); background: rgba(0, 0, 0, 0.45); color: var(--white); font: 14px var(--mono);
}

.summary { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 12px; margin-bottom: 16px; }
.sum { display: grid; gap: 6px; padding: 16px 18px; text-decoration: none; border-left: 3px solid var(--stroke); }
.sum.ok { border-left-color: var(--ok); }
.sum.warn { border-left-color: var(--warn); }
.sum.bad { border-left-color: var(--bad); }
.sum:hover { border-color: rgba(255, 255, 255, 0.2); }
.sum-name { font-weight: 600; font-size: 17px; }
.sum-host { color: var(--muted); font: 13px var(--mono); overflow-wrap: anywhere; }
.sum-stats { font-size: 14px; color: #cfcfd1; }
.badge { justify-self: start; font-size: 12px; font-weight: 600; padding: 3px 10px; border-radius: 999px; }
.badge.ok { background: rgba(61, 220, 151, 0.14); color: var(--ok); }
.badge.warn { background: rgba(255, 194, 75, 0.14); color: var(--warn); }
.badge.bad { background: rgba(255, 90, 106, 0.14); color: var(--bad); }
.hint { color: var(--muted); font-size: 14px; max-width: 820px; margin: 0 0 28px; }

.trace { padding: 20px; margin-bottom: 16px; scroll-margin-top: 16px; }
.trace h2 span { color: var(--muted); font: 14px var(--mono); margin-left: 8px; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; font-size: 14px; }
th, td { padding: 8px 10px; text-align: right; white-space: nowrap; border-bottom: 1px solid var(--stroke); }
th { color: var(--muted); font-weight: 500; font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; }
th:first-child, td:first-child { text-align: left; color: var(--muted); width: 32px; }
th.host, td.host { text-align: left; width: 100%; white-space: normal; overflow-wrap: anywhere; }
td.host small { color: var(--muted); font-family: var(--mono); margin-left: 6px; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: rgba(255, 255, 255, 0.03); }
tr.silent td { color: #5d5d60; }
tr.problem { background: rgba(255, 90, 106, 0.1); }
tr.problem td:first-child { box-shadow: inset 3px 0 0 var(--bad); }
td.loss { font-weight: 600; }
td.loss.ok { color: var(--ok); }
td.loss.warn { color: var(--warn); }
td.loss.bad { color: var(--bad); }
td.loss.rl { color: #8a8160; font-weight: 500; cursor: help; }

.status { align-self: center; color: var(--muted); font-size: 14px; }
#dpi-share { margin-top: 12px; }
.verdict { margin: 20px 0 0; padding: 14px 18px; border-radius: 14px; border: 1px solid var(--stroke); font-weight: 500; }
.verdict.ok { background: rgba(61, 220, 151, 0.08); border-color: rgba(61, 220, 151, 0.35); }
.verdict.warn { background: rgba(255, 194, 75, 0.08); border-color: rgba(255, 194, 75, 0.35); }
.verdict.bad { background: rgba(255, 90, 106, 0.08); border-color: rgba(255, 90, 106, 0.35); }
table.dpi td.v { font-weight: 600; }
td.v.ok { color: var(--ok); }
td.v.warn { color: var(--warn); }
td.v.bad { color: var(--bad); }
td.v.muted { color: var(--muted); font-weight: 400; }
.hint a { color: #cfcfd1; }
button:disabled { opacity: 0.55; cursor: progress; }

@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }