/* Superior Peptide verification. Brand: navy #2b388f, cyan #00adee (from superiorpeptide.com). */
:root {
  --bg: #f4f7fb; --card: #ffffff; --ink: #141a3a; --muted: #5b6382; --line: #e2e7f0;
  --navy: #2b388f; --cyan: #00adee; --cyan-soft: rgba(0, 173, 238, .1);
  --ok: #0f8a4f; --ok-soft: #e7f6ee; --bad: #d1242f; --bad-soft: #fdecec; --warn: #b26a00; --warn-soft: #fff4e0;
  --r: 18px; --shadow: 0 1px 2px rgba(20, 26, 58, .05), 0 8px 28px rgba(20, 26, 58, .07);
  --mono: "JetBrains Mono", ui-monospace, Menlo, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b1026; --card: #131a38; --ink: #eef1fb; --muted: #9aa3c4; --line: #243058;
    --navy: #8f9cff; --cyan: #33c3f7; --cyan-soft: rgba(51, 195, 247, .12);
    --ok: #3ccf86; --ok-soft: rgba(60, 207, 134, .12); --bad: #ff6b6b; --bad-soft: rgba(255, 107, 107, .12); --warn: #ffb547; --warn-soft: rgba(255, 181, 71, .12);
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 10px 30px rgba(0, 0, 0, .25);
    color-scheme: dark;
  }
  .logo img { filter: brightness(0) invert(1); opacity: .92; }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; min-height: 100vh; display: flex; flex-direction: column;
  background: radial-gradient(1200px 500px at 50% -200px, var(--cyan-soft), transparent 70%), var(--bg);
  color: var(--ink); font: 16px/1.55 "DM Sans", system-ui, -apple-system, sans-serif;
}
[hidden] { display: none !important; }
a { color: var(--navy); }
svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; flex: none; }

.top { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 18px max(16px, env(safe-area-inset-left)); max-width: 760px; width: 100%; margin: 0 auto; }
.logo img { display: block; height: 40px; width: auto; }
.tag { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 500; color: var(--muted); }
.tag svg { color: var(--cyan); width: 18px; height: 18px; }

main { flex: 1; width: 100%; max-width: 560px; margin: 0 auto; padding: 8px 16px 40px; display: grid; gap: 20px; align-content: start; }
.hero { text-align: center; padding: 18px 4px 0; }
.eyebrow { margin: 0 0 6px; color: var(--cyan); font-weight: 700; font-size: 13px; letter-spacing: .08em; text-transform: uppercase; }
h1 { margin: 0; font-size: clamp(28px, 7vw, 38px); line-height: 1.15; letter-spacing: -.02em; color: var(--ink); }
.lead { margin: 12px auto 0; max-width: 440px; color: var(--muted); }
h2 { margin: 0 0 12px; font-size: 18px; }

.card, .steps, .faq, .result { background: var(--card); border: 1px solid var(--line); border-radius: var(--r); box-shadow: var(--shadow); padding: 22px; }
.verify label { display: block; font-weight: 500; margin-bottom: 10px; }
.code-row { display: flex; gap: 10px; }
.code-row input {
  flex: 1; min-width: 0; height: 56px; padding: 0 16px; border: 1.5px solid var(--line); border-radius: 14px; background: var(--bg); color: var(--ink);
  font: 700 22px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; text-align: center;
}
.code-row input::placeholder { color: var(--muted); opacity: .5; letter-spacing: .3em; }
.code-row input:focus { outline: none; border-color: var(--cyan); box-shadow: 0 0 0 4px var(--cyan-soft); }
.code-row input.err { border-color: var(--bad); box-shadow: 0 0 0 4px var(--bad-soft); }
.hint { margin: 8px 2px 0; font-size: 13px; color: var(--muted); }
.hint.err { color: var(--bad); }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 56px; padding: 0 24px; border: 0; border-radius: 14px;
  background: var(--navy); color: #fff; font: 700 16px/1 inherit; font-family: inherit; text-decoration: none; cursor: pointer; white-space: nowrap;
}
@media (prefers-color-scheme: dark) { .btn { background: var(--cyan); color: #04122b; } }
.btn:hover { filter: brightness(1.08); }
.btn:focus-visible { outline: 3px solid var(--cyan); outline-offset: 2px; }
.btn.ghost { background: transparent; color: var(--ink); border: 1.5px solid var(--line); }
.btn.danger { background: var(--bad); color: #fff; }
.or { display: flex; align-items: center; gap: 12px; margin: 18px 0; color: var(--muted); font-size: 13px; }
.or::before, .or::after { content: ""; flex: 1; height: 1px; background: var(--line); }
.scan { display: flex; gap: 12px; align-items: flex-start; margin: 0; color: var(--muted); font-size: 15px; }
.scan svg { color: var(--cyan); width: 26px; height: 26px; margin-top: 1px; }

.steps ol { margin: 0; padding: 0; list-style: none; counter-reset: s; display: grid; gap: 14px; }
.steps li { counter-increment: s; position: relative; padding-left: 42px; color: var(--muted); }
.steps li b { color: var(--ink); display: block; }
.steps li::before {
  content: counter(s); position: absolute; left: 0; top: 0; width: 28px; height: 28px; border-radius: 50%;
  display: grid; place-items: center; background: var(--cyan-soft); color: var(--cyan); font-weight: 700; font-size: 14px;
}
.note { margin: 16px 0 0; padding: 12px 14px; border-radius: 12px; background: var(--bg); font-size: 14px; color: var(--muted); }
.note b { color: var(--ink); }
.faq details { border-top: 1px solid var(--line); padding: 12px 0; }
.faq details:last-child { padding-bottom: 0; }
.faq summary { cursor: pointer; font-weight: 500; list-style: none; display: flex; justify-content: space-between; gap: 12px; }
.faq summary::after { content: "+"; color: var(--cyan); font-weight: 700; }
.faq details[open] summary::after { content: "–"; }
.faq summary::-webkit-details-marker { display: none; }
.faq p { margin: 8px 0 0; color: var(--muted); font-size: 15px; }

/* result */
.result { padding: 26px 22px; text-align: center; border-width: 2px; margin-top: 8px; }
.result h1 { font-size: clamp(24px, 6.4vw, 32px); margin-top: 14px; }
.result .pn { color: inherit; }
.result.is-ok { border-color: var(--ok); }
.result.is-ok h1 .pn { color: var(--ok); }
.result.is-bad { border-color: var(--bad); }
.result.is-bad h1 { color: var(--bad); }
.result.is-warn { border-color: var(--warn); }
.badge { display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px 8px 10px; border-radius: 999px; font-weight: 700; font-size: 14px; }
.badge svg { width: 22px; height: 22px; stroke-width: 2.2; }
.badge.ok { background: var(--ok-soft); color: var(--ok); }
.badge.bad { background: var(--bad-soft); color: var(--bad); }
.badge.warn { background: var(--warn-soft); color: var(--warn); }
.time { margin: 10px 0 0; color: var(--muted); }
.time b { color: var(--ink); }
.is-bad .time b { color: var(--bad); }
.alert { margin: 14px 0 0; padding: 12px 14px; border-radius: 12px; background: var(--bad-soft); color: var(--bad); font-weight: 700; }
.product { display: flex; gap: 14px; align-items: center; text-align: left; margin: 18px 0 0; padding: 14px; border-radius: 14px; background: var(--bg); }
.product img { width: 64px; height: 64px; object-fit: cover; border-radius: 10px; background: #fff; }
.pname { font-weight: 700; }
.pvar { color: var(--muted); font-size: 14px; }
.product dl { display: flex; flex-wrap: wrap; gap: 4px 16px; margin: 6px 0 0; font-size: 13px; }
.product dl div { display: flex; gap: 5px; }
.product dt { color: var(--muted); }
.product dd { margin: 0; font-family: var(--mono); font-weight: 700; }
.small { margin: 16px 0 0; color: var(--muted); font-size: 14px; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-top: 20px; }
.actions .btn { height: 48px; }
.is-loading { display: grid; justify-items: center; gap: 4px; border-color: var(--line); }
.spinner { width: 44px; height: 44px; border-radius: 50%; border: 4px solid var(--cyan-soft); border-top-color: var(--cyan); animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .spinner { animation-duration: 2.4s; } }

.foot { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; padding: 22px 16px calc(22px + env(safe-area-inset-bottom)); color: var(--muted); font-size: 13px; }
.foot a { color: var(--muted); }
.noscript { text-align: center; color: var(--bad); }
@media (max-width: 420px) {
  .code-row { flex-direction: column; }
  .btn { width: 100%; }
  .actions .btn { width: 100%; }
  .card, .steps, .faq { padding: 18px; }
  .logo img { height: 34px; }
}