:root {
  --bg: #0a0c10; --bg-soft: #11141b; --card: #151921; --card-hover: #1a1f29;
  --border: #232936; --border-soft: #1c212b;
  --text: #f2f5f9; --text-dim: #9aa3b2; --text-faint: #5a6373;
  --cyan: #1fd4e8; --cyan-deep: #0fa9bd;
  --green: #3fd089; --amber: #f5b13d; --red: #f25c5c;
  --red-glow: rgba(242,92,92,0.12); --amber-glow: rgba(245,177,61,0.10); --green-glow: rgba(63,208,137,0.10);
  --font-display: 'Bricolage Grotesque', sans-serif;
  --font-body: 'IBM Plex Sans', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  background: var(--bg);
  background-image:
    radial-gradient(800px 500px at 85% -5%, rgba(31,212,232,0.07), transparent 70%),
    radial-gradient(700px 600px at -5% 10%, rgba(242,92,92,0.05), transparent 65%);
  color: var(--text); font-family: var(--font-body); line-height: 1.6;
  -webkit-font-smoothing: antialiased; min-height: 100vh;
}
.wrap { max-width: 940px; margin: 0 auto; padding: 0 28px; }
header { border-bottom: 1px solid var(--border-soft); background: rgba(10,12,16,0.7); backdrop-filter: blur(12px); position: sticky; top: 0; z-index: 50; }
.header-inner { max-width: 940px; margin: 0 auto; padding: 18px 28px; display: flex; align-items: center; justify-content: space-between; }
.logo { display: flex; align-items: center; gap: 11px; font-family: var(--font-display); font-weight: 800; font-size: 22px; letter-spacing: -0.02em; text-decoration: none; color: inherit; }
.logo .mark { width: 32px; height: 32px; border-radius: 9px; background: linear-gradient(135deg, var(--cyan), var(--cyan-deep)); display: grid; place-items: center; box-shadow: 0 0 18px rgba(31,212,232,0.35); }
.logo .mark svg { width: 18px; height: 18px; }
.logo .site { color: var(--text); } .logo .rank { color: var(--cyan); }
nav { display: flex; gap: 14px; align-items: center; font-size: 15px; }
nav a { color: var(--text-dim); text-decoration: none; transition: color .2s; padding: 7px 4px; }
nav a:hover { color: var(--text); }
nav a.nav-btn { border: 1px solid var(--border); border-radius: 9px; padding: 8px 15px; color: var(--text); display: inline-flex; align-items: center; gap: 7px; }
nav a.nav-btn:hover { border-color: var(--cyan); color: var(--cyan); }
nav a.nav-btn svg { width: 15px; height: 15px; }
@media (max-width: 560px) { nav a:not(.nav-btn) { display: none; } }
.hero { padding: 54px 0 16px; }
.domain-tag { font-family: var(--font-mono); font-size: 15px; color: var(--text-dim); margin-bottom: 26px; }
.domain-tag b { color: var(--cyan); font-weight: 600; }
.hero-grid { display: grid; grid-template-columns: 184px 1fr; gap: 44px; align-items: center; }
@media (max-width: 640px) { .hero-grid { grid-template-columns: 1fr; gap: 26px; justify-items: center; text-align: center; } }
.gauge { position: relative; width: 184px; height: 184px; }
.gauge svg { transform: rotate(-90deg); display: block; }
.gauge-num { position: absolute; inset: 0; display: grid; place-items: center; }
.gauge-score { font-family: var(--font-display); font-weight: 800; font-size: 56px; line-height: 1; color: var(--amber); letter-spacing: -0.03em; }
.gauge-score .pct { font-size: 26px; }
.gauge-score.score-green { color: var(--green); }
.gauge-score.score-red { color: var(--red); }
.gauge-label { position: absolute; left: 0; right: 0; bottom: 44px; text-align: center; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.2em; color: var(--text-faint); }
.hero-headline { font-family: var(--font-display); font-weight: 700; font-size: 42px; line-height: 1.06; letter-spacing: -0.02em; margin-bottom: 16px; }
.hero-headline .accent { color: var(--amber); }
.hero-sub { color: var(--text-dim); font-size: 19px; max-width: 500px; }
@media (max-width: 640px) { .hero-headline { font-size: 31px; } .hero-sub { font-size: 17px; } }
.hero-meta { margin-top: 22px; display: flex; gap: 22px; flex-wrap: wrap; font-family: var(--font-mono); font-size: 13px; color: var(--text-faint); }
@media (max-width: 640px) { .hero-meta { justify-content: center; } }
.hero-meta span b { color: var(--text-dim); font-weight: 500; }
.summary { margin-top: 38px; background: var(--card); border: 1px solid var(--border); border-radius: 20px; padding: 34px 34px 30px; }
@media (max-width: 640px) { .summary { padding: 26px 22px; } }
.summary-title { font-family: var(--font-display); font-weight: 800; font-size: 26px; letter-spacing: -0.02em; margin-bottom: 6px; }
.summary-lead { color: var(--text-dim); font-size: 17px; margin-bottom: 26px; }
.finding { display: grid; grid-template-columns: 40px 1fr; gap: 16px; align-items: start; padding: 20px 0; border-top: 1px solid var(--border-soft); }
.finding:first-of-type { border-top: none; padding-top: 4px; }
.finding.is-hidden { display: none; }
.finding-icon { width: 40px; height: 40px; border-radius: 11px; display: grid; place-items: center; margin-top: 2px; }
.finding-icon svg { width: 21px; height: 21px; }
.finding.r .finding-icon { background: var(--red-glow); color: var(--red); }
.finding.a .finding-icon { background: var(--amber-glow); color: var(--amber); }
.finding h3 { font-family: var(--font-display); font-weight: 700; font-size: 22px; letter-spacing: -0.01em; margin-bottom: 4px; line-height: 1.2; }
.finding.r h3 { color: #ff8585; }
.finding p { color: var(--text-dim); font-size: 17px; }
.sec-label { font-family: var(--font-display); font-weight: 700; font-size: 14px; letter-spacing: 0.05em; text-transform: uppercase; color: var(--text-faint); margin: 34px 0 14px; }
.rows { display: flex; flex-direction: column; gap: 10px; }
details.row {
  background: var(--card); border: 1px solid var(--border); border-radius: 14px;
  overflow: hidden; transition: border-color .2s, background .2s; position: relative;
}
details.row::before { content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; z-index: 1; }
details.row.crit::before { background: var(--red); }
details.row.warn::before { background: var(--amber); }
details.row.ok::before { background: var(--green); }
details.row.crit { box-shadow: inset 0 0 60px var(--red-glow); }
details.row[open] { background: var(--card-hover); }
details.row > summary {
  list-style: none; cursor: pointer; padding: 18px 22px;
  display: grid; grid-template-columns: 44px 1fr auto 22px; gap: 16px; align-items: center;
}
details.row > summary::-webkit-details-marker { display: none; }
.row-icon { width: 44px; height: 44px; border-radius: 11px; display: grid; place-items: center; }
.row-icon svg { width: 22px; height: 22px; }
.crit .row-icon { background: var(--red-glow); color: var(--red); }
.warn .row-icon { background: var(--amber-glow); color: var(--amber); }
.ok .row-icon { background: var(--green-glow); color: var(--green); }
.row-text h4 { font-family: var(--font-display); font-weight: 700; font-size: 19px; letter-spacing: -0.01em; margin-bottom: 2px; }
.row-text p { color: var(--text-dim); font-size: 15px; }
.row-status { font-family: var(--font-mono); font-size: 12px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; padding: 6px 13px; border-radius: 20px; white-space: nowrap; display: flex; align-items: center; gap: 7px; }
.row-status .sdot { width: 7px; height: 7px; border-radius: 50%; }
.crit .row-status { background: var(--red-glow); color: var(--red); } .crit .sdot { background: var(--red); }
.warn .row-status { background: var(--amber-glow); color: var(--amber); } .warn .sdot { background: var(--amber); }
.ok .row-status { background: var(--green-glow); color: var(--green); } .ok .sdot { background: var(--green); }
.row-chev { width: 22px; height: 22px; color: var(--text-faint); transition: transform .25s; }
details.row[open] .row-chev { transform: rotate(180deg); }
.row-detail { padding: 0 22px 20px 82px; }
@media (max-width: 640px) {
  details.row > summary { grid-template-columns: 40px 1fr 22px; row-gap: 10px; }
  .row-status { grid-column: 2 / 4; justify-self: start; }
  .row-detail { padding-left: 22px; }
}
.row-detail .checks { font-family: var(--font-mono); font-size: 13.5px; color: var(--text-faint); display: flex; flex-direction: column; gap: 6px; border-top: 1px solid var(--border-soft); padding-top: 16px; }
.row-detail .checks span { display: flex; align-items: center; gap: 9px; }
.row-detail .note { color: var(--text-dim); font-size: 14.5px; margin-top: 14px; }
.dot { width: 7px; height: 7px; border-radius: 50%; flex-shrink: 0; }
.dot.r { background: var(--red); } .dot.a { background: var(--amber); } .dot.g { background: var(--green); }
.trend { background: var(--bg-soft); border: 1px solid var(--border-soft); border-radius: 16px; padding: 24px 26px 18px; margin-top: 16px; }
.trend.is-hidden { display: none; }
.trend-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 6px; flex-wrap: wrap; gap: 8px; }
.trend-head h3 { font-family: var(--font-display); font-weight: 700; font-size: 15px; letter-spacing: 0.04em; text-transform: uppercase; color: var(--text-dim); }
.trend-head .delta { font-family: var(--font-mono); font-size: 13px; color: var(--red); display: flex; align-items: center; gap: 6px; }
.trend-head .delta.up { color: var(--green); }
.trend-head .delta svg { width: 14px; height: 14px; }
.trend-sub { color: var(--text-faint); font-size: 13.5px; margin-bottom: 6px; }
.chart { width: 100%; height: auto; display: block; }
.cta { margin: 30px 0 0; text-align: center; background: radial-gradient(500px 200px at 50% 0%, rgba(31,212,232,0.12), transparent 70%), var(--card); border: 1px solid var(--border); border-radius: 20px; padding: 44px 32px; }
.cta h2 { font-family: var(--font-display); font-weight: 800; font-size: 30px; letter-spacing: -0.02em; margin-bottom: 10px; }
.cta p { color: var(--text-dim); font-size: 17px; max-width: 500px; margin: 0 auto 26px; }
.btn { display: inline-flex; align-items: center; gap: 10px; background: linear-gradient(135deg, var(--cyan), var(--cyan-deep)); color: #04181b; font-family: var(--font-display); font-weight: 700; font-size: 17px; padding: 16px 32px; border-radius: 12px; text-decoration: none; border: none; cursor: pointer; box-shadow: 0 8px 28px rgba(31,212,232,0.28); transition: transform .2s, box-shadow .2s; }
.btn:hover { transform: translateY(-2px); box-shadow: 0 12px 36px rgba(31,212,232,0.4); }
.btn svg { width: 19px; height: 19px; }
.cta .reassure { margin-top: 18px; font-size: 14px; color: var(--text-faint); }
.maint { margin-top: 16px; border: 1px dashed var(--border); border-radius: 14px; padding: 18px 22px; display: flex; align-items: center; gap: 14px; color: var(--text-faint); font-size: 14px; }
.maint svg { width: 19px; height: 19px; flex-shrink: 0; opacity: 0.6; }
.maint a { color: var(--text-dim); text-decoration: underline; text-underline-offset: 3px; }
.maint a:hover { color: var(--cyan); }
footer { margin-top: 56px; border-top: 1px solid var(--border-soft); padding: 26px 0 46px; text-align: center; }
.footer-inner { font-family: var(--font-mono); font-size: 13px; color: var(--text-faint); display: flex; align-items: center; justify-content: center; gap: 8px; }
.footer-inner b { color: var(--cyan); font-weight: 500; }
.reveal { opacity: 0; transform: translateY(14px); animation: rise .6s cubic-bezier(.2,.7,.3,1) forwards; }
@keyframes rise { to { opacity: 1; transform: translateY(0); } }
.d1{animation-delay:.05s} .d2{animation-delay:.12s} .d3{animation-delay:.19s}
.d4{animation-delay:.28s} .d5{animation-delay:.4s} .d6{animation-delay:.5s} .d7{animation-delay:.6s}
@keyframes draw { to { stroke-dashoffset: 0; } }
#loader {
  position: fixed; inset: 0; z-index: 100; background: var(--bg);
  background-image: radial-gradient(700px 500px at 50% 30%, rgba(31,212,232,0.08), transparent 70%);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 28px; transition: opacity .5s ease; text-align: center;
}
#loader.done { opacity: 0; pointer-events: none; }
#loader.is-hidden { display: none; }
#loader .ldr-title.err { color: var(--red); font-size: 18px; max-width: 420px; }
.ldr-logo { display: flex; align-items: center; gap: 12px; font-family: var(--font-display); font-weight: 800; font-size: 24px; letter-spacing: -0.02em; margin-bottom: 38px; }
.ldr-logo .mark { width: 34px; height: 34px; border-radius: 10px; background: linear-gradient(135deg, var(--cyan), var(--cyan-deep)); display: grid; place-items: center; box-shadow: 0 0 22px rgba(31,212,232,0.4); }
.ldr-logo .mark svg { width: 19px; height: 19px; }
.ldr-ring { width: 64px; height: 64px; margin-bottom: 26px; }
.ldr-ring circle { fill: none; stroke-width: 6; stroke-linecap: round; }
.ldr-ring .track { stroke: var(--border); }
.ldr-ring .spin { stroke: var(--cyan); stroke-dasharray: 150; stroke-dashoffset: 110; transform-origin: center; animation: spin 0.9s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.ldr-domain { font-family: var(--font-mono); font-size: 15px; color: var(--text-dim); margin-bottom: 4px; }
.ldr-domain b { color: var(--cyan); font-weight: 600; }
.ldr-title { font-family: var(--font-display); font-weight: 700; font-size: 22px; margin-bottom: 30px; letter-spacing: -0.01em; }
.ldr-steps { display: flex; flex-direction: column; gap: 13px; text-align: left; min-width: 290px; }
.ldr-step { display: flex; align-items: center; gap: 13px; font-size: 15.5px; color: var(--text-faint); transition: color .3s; }
.ldr-step.active { color: var(--text); }
.ldr-step.complete { color: var(--text-dim); }
.ldr-step .si { width: 22px; height: 22px; flex-shrink: 0; display: grid; place-items: center; }
.ldr-step .si .pending { width: 7px; height: 7px; border-radius: 50%; background: var(--border); }
.ldr-step .si .mini-spin { width: 18px; height: 18px; }
.ldr-step .si .mini-spin circle { fill: none; stroke-width: 2.5; }
.ldr-step .si .mini-spin .t { stroke: var(--border-soft); }
.ldr-step .si .mini-spin .s { stroke: var(--cyan); stroke-dasharray: 44; stroke-dashoffset: 33; transform-origin: center; animation: spin 0.8s linear infinite; }
.ldr-step .si svg.check { width: 20px; height: 20px; color: var(--green); }
.ldr-step .si .pending, .ldr-step .si .mini-spin, .ldr-step .si .check { display: none; }
.ldr-step[data-state="pending"] .pending { display: block; }
.ldr-step[data-state="active"] .mini-spin { display: block; }
.ldr-step[data-state="complete"] .check { display: block; }
.ldr-bar { width: 290px; max-width: 80vw; height: 4px; background: var(--border); border-radius: 4px; margin-top: 30px; overflow: hidden; }
.ldr-bar i { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--cyan-deep), var(--cyan)); border-radius: 4px; transition: width .5s ease; }