/* decipher style.css — dark cipher aesthetic (navy/black, cyan/violet),
   matching the CypherPay brand family. No frameworks. */

:root {
  --bg: #070b14;
  --bg-panel: #0d1424;
  --bg-raised: #111a30;
  --line: #1c2947;
  --ink: #e6f7ff;
  --ink-dim: #8fa3c8;
  --cyan: #22d3ee;
  --violet: #a78bfa;
  --green: #34d399;
  --amber: #fbbf24;
  --red: #f87171;
  --mono: "SFMono-Regular", "Cascadia Code", Consolas, monospace;
}

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

body {
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(167, 139, 250, 0.12), transparent 60%),
    radial-gradient(900px 500px at 10% 110%, rgba(34, 211, 238, 0.10), transparent 60%),
    var(--bg);
  color: var(--ink);
  font-family: Inter, "Segoe UI", system-ui, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 2rem 1rem 3rem;
}

.brand {
  font-family: var(--mono);
  letter-spacing: 0.35em;
  text-transform: uppercase;
  font-size: 0.72rem;
  color: var(--ink-dim);
  margin-bottom: 1.5rem;
}
.brand b { color: var(--cyan); }

.card {
  width: min(430px, 100%);
  background: linear-gradient(180deg, var(--bg-panel), var(--bg));
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1.75rem;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.55);
}

h1#title {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.9rem;
  word-break: break-word;
}

.meta-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.chain-badge {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--violet);
  border: 1px solid rgba(167, 139, 250, 0.4);
  background: rgba(167, 139, 250, 0.08);
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
}

.status-pill {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  margin-left: auto;
}
.st-waiting   { color: var(--amber); border-color: rgba(251,191,36,.45); background: rgba(251,191,36,.07); animation: pulse 2s infinite; }
.st-detected  { color: var(--cyan);  border-color: rgba(34,211,238,.45); background: rgba(34,211,238,.08); }
.st-confirmed { color: var(--green); border-color: rgba(52,211,153,.5); background: rgba(52,211,153,.09); }
.st-expired   { color: var(--red);   border-color: rgba(248,113,113,.45); background: rgba(248,113,113,.07); }

@keyframes pulse { 50% { opacity: 0.55; } }

.amount-block { text-align: center; margin: 1rem 0 1.25rem; }
#amount-big {
  font-size: 2.6rem;
  font-weight: 700;
  font-family: var(--mono);
  background: linear-gradient(90deg, var(--cyan), var(--violet));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
#unit { font-size: 1rem; color: var(--ink-dim); font-family: var(--mono); }

.qr-wrap { display: flex; justify-content: center; margin-bottom: 1.25rem; }
#qr-canvas {
  border-radius: 10px;
  transition: opacity .6s;
  max-width: 100%;
}

.field { margin-bottom: 0.85rem; }
.field-label {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin-bottom: 0.3rem;
}

.addr-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.55rem 0.7rem;
}
.addr-row a { color: var(--cyan); font-family: var(--mono); font-size: 0.78rem; text-decoration: none; }
.addr-row a:hover { text-decoration: underline; }

button.copy-btn {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--ink-dim);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0.28rem 0.55rem;
  cursor: pointer;
  white-space: nowrap;
}
button.copy-btn:hover { color: var(--cyan); border-color: var(--cyan); }

.uri-box {
  position: relative;
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.55rem 0.7rem;
}
#uri-text {
  font-family: var(--mono);
  font-size: 0.66rem;
  color: var(--ink-dim);
  word-break: break-all;
  line-height: 1.5;
}
.uri-box button.copy-btn { position: absolute; top: 0.4rem; right: 0.4rem; background: var(--bg-panel); }

.detail {
  text-align: center;
  color: var(--ink-dim);
  font-size: 0.8rem;
  min-height: 1.2em;
  margin-top: 0.75rem;
}

.countdown-row {
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--mono);
  font-size: 0.68rem;
  color: var(--ink-dim);
  border-top: 1px dashed var(--line);
  margin-top: 1rem;
  padding-top: 0.7rem;
}
#countdown { color: var(--amber); }

.explorer-link {
  display: block;
  text-align: center;
  margin-top: 0.9rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--green);
  text-decoration: none;
  letter-spacing: 0.08em;
}
.explorer-link:hover { text-decoration: underline; }

body.is-confirmed .card { border-color: rgba(52, 211, 153, 0.5); box-shadow: 0 20px 60px rgba(52, 211, 153, 0.12); }

footer.note {
  margin-top: 1.4rem;
  font-size: 0.7rem;
  color: var(--ink-dim);
  text-align: center;
  line-height: 1.6;
  max-width: 430px;
}
footer.note b { color: var(--cyan); }