:root {
  --bg: #0b1120;
  --bg2: #101932;
  --card: #141f3c;
  --card-border: #24325c;
  --text: #e8edf8;
  --muted: #9aa7c7;
  --accent: #4f8ef7;
  --accent2: #7c5cff;
  --good: #2dd48a;
  --warn: #f5b840;
  --bad: #f4586a;
  --unknown: #8fa0c0;
  --radius: 14px;
  font-size: 16px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

[hidden] { display: none !important; }

html { scroll-behavior: smooth; }

body {
  background:
    radial-gradient(1100px 500px at 80% -10%, rgba(124, 92, 255, .18), transparent 60%),
    radial-gradient(900px 500px at 10% -10%, rgba(79, 142, 247, .16), transparent 60%),
    var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  min-height: 100vh;
}

main { max-width: 860px; margin: 0 auto; padding: 48px 20px 40px; }

/* ---------- Hero ---------- */
.hero { text-align: center; padding-top: 24px; }

.badge {
  display: inline-block;
  font-size: .78rem;
  letter-spacing: .02em;
  color: var(--muted);
  border: 1px solid var(--card-border);
  background: rgba(20, 31, 60, .6);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 22px;
}

h1 {
  font-size: clamp(2.2rem, 6vw, 3.4rem);
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: -.02em;
}

.accent {
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.sub {
  color: var(--muted);
  max-width: 620px;
  margin: 18px auto 30px;
  font-size: 1.05rem;
}

.inputRow {
  display: flex;
  gap: 10px;
  max-width: 560px;
  margin: 0 auto;
  flex-wrap: wrap;
  justify-content: center;
}

#domainInput {
  flex: 1 1 280px;
  font-size: 1.1rem;
  padding: 14px 18px;
  border-radius: var(--radius);
  border: 1px solid var(--card-border);
  background: var(--card);
  color: var(--text);
  outline: none;
  transition: border-color .15s;
}
#domainInput:focus { border-color: var(--accent); }
#domainInput::placeholder { color: #5b6a8f; }

#checkBtn {
  font-size: 1.05rem;
  font-weight: 700;
  padding: 14px 26px;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  color: #fff;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  transition: transform .1s, filter .15s;
}
#checkBtn:hover { filter: brightness(1.1); }
#checkBtn:active { transform: scale(.98); }
#checkBtn:disabled { opacity: .6; cursor: wait; }

.hint { margin-top: 14px; font-size: .85rem; color: var(--muted); }

.tryLink {
  background: none;
  border: none;
  color: var(--accent);
  cursor: pointer;
  font-size: .85rem;
  padding: 0;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.tryLink:hover { color: #7fb0ff; }

/* ---------- Progress ---------- */
.progress {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin: 44px 0;
  color: var(--muted);
}

.spinner {
  width: 22px; height: 22px;
  border-radius: 50%;
  border: 3px solid var(--card-border);
  border-top-color: var(--accent);
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Verdict ---------- */
#results { margin-top: 40px; }

.verdictCard {
  display: flex;
  gap: 28px;
  align-items: center;
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 28px;
  flex-wrap: wrap;
}

.gradeRing { position: relative; width: 120px; height: 120px; flex: 0 0 auto; margin: 0 auto; }
.gradeRing svg { width: 120px; height: 120px; transform: rotate(-90deg); }
.ringBg { fill: none; stroke: var(--card-border); stroke-width: 10; }
.ringFg {
  fill: none;
  stroke: var(--good);
  stroke-width: 10;
  stroke-linecap: round;
  stroke-dasharray: 326.7;
  stroke-dashoffset: 326.7;
  transition: stroke-dashoffset 1s ease, stroke .5s;
}
.gradeText {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.4rem;
  font-weight: 800;
}

.verdictText { flex: 1 1 320px; }
.verdictText h2 { font-size: 1.5rem; line-height: 1.25; margin-bottom: 8px; }
.verdictText p { color: var(--muted); }
.checkedDomain { margin-top: 10px; font-size: .85rem; }

/* ---------- Check cards ---------- */
.cards { display: grid; gap: 14px; margin-top: 20px; }

.card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 20px 22px;
}

.cardHead { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }

.statusDot {
  width: 12px; height: 12px;
  border-radius: 50%;
  flex: 0 0 auto;
}
.status-good .statusDot { background: var(--good); box-shadow: 0 0 10px rgba(45, 212, 138, .5); }
.status-warn .statusDot { background: var(--warn); box-shadow: 0 0 10px rgba(245, 184, 64, .5); }
.status-bad .statusDot { background: var(--bad); box-shadow: 0 0 10px rgba(244, 88, 106, .5); }
.status-unknown .statusDot { background: var(--unknown); }

.cardHead h3 { font-size: 1.05rem; }

.cardTag {
  margin-left: auto;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .05em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 999px;
}
.status-good .cardTag { color: var(--good); background: rgba(45, 212, 138, .12); }
.status-warn .cardTag { color: var(--warn); background: rgba(245, 184, 64, .12); }
.status-bad .cardTag { color: var(--bad); background: rgba(244, 88, 106, .12); }
.status-unknown .cardTag { color: var(--unknown); background: rgba(143, 160, 192, .12); }

.cardBody { margin-top: 10px; color: var(--muted); font-size: .95rem; }
.cardBody strong { color: var(--text); }

.fix {
  margin-top: 10px;
  padding: 10px 14px;
  border-left: 3px solid var(--accent);
  background: rgba(79, 142, 247, .07);
  border-radius: 0 8px 8px 0;
  font-size: .9rem;
  color: var(--muted);
}
.fix strong { color: var(--text); }

details { margin-top: 10px; }
details summary {
  cursor: pointer;
  font-size: .82rem;
  color: var(--accent);
  user-select: none;
}
details pre {
  margin-top: 8px;
  padding: 12px;
  background: var(--bg);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  font-size: .78rem;
  overflow-x: auto;
  color: #b8c6e4;
  white-space: pre-wrap;
  word-break: break-all;
}

/* ---------- Actions / misc ---------- */
.actions { display: flex; gap: 12px; margin-top: 22px; flex-wrap: wrap; }

.secondaryBtn {
  font-size: .9rem;
  font-weight: 600;
  padding: 10px 18px;
  border-radius: 10px;
  border: 1px solid var(--card-border);
  background: var(--card);
  color: var(--text);
  cursor: pointer;
  transition: border-color .15s;
}
.secondaryBtn:hover { border-color: var(--accent); }

.disclaimer { margin-top: 26px; font-size: .8rem; color: #6b7a9e; }

.explainer {
  margin-top: 70px;
  padding-top: 34px;
  border-top: 1px solid var(--card-border);
}
.explainer h2 { font-size: 1.4rem; margin-bottom: 14px; }
.explainer p { color: var(--muted); margin-bottom: 12px; max-width: 720px; }
.explainer strong { color: var(--text); }

footer {
  margin-top: 60px;
  padding-top: 26px;
  border-top: 1px solid var(--card-border);
  font-size: .85rem;
  color: #6b7a9e;
}
footer p { margin-bottom: 8px; }
footer a { color: var(--accent); }

@media (max-width: 560px) {
  .verdictCard { text-align: center; }
  .verdictText { text-align: left; }
  .cardTag { margin-left: 0; }
}