:root {
  --bg: 15 17 23;
  --card: 26 29 39;
  --fg: 224 224 224;
  --secondary: 136 136 136;
  --accent: 99 102 241;
  --accent-hover: 85 88 230;
  --border: 42 45 58;
  --input: 15 17 23;
  --destructive: 248 113 113;
  --success: 52 211 153;
  --glass-bg: rgba(28, 28, 30, 0.72);
  --glass-border: rgba(255, 255, 255, 0.08);
}

* { box-sizing: border-box; }

html { font-size: 100%; }

body {
  margin: 0;
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: max(16px, env(safe-area-inset-top)) 16px max(16px, env(safe-area-inset-bottom));
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Helvetica Neue', Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  color: rgb(var(--fg));
  background:
    radial-gradient(1200px 600px at 50% -10%, rgba(99, 102, 241, 0.18), transparent 60%),
    rgb(var(--bg));
}

.card {
  width: 100%;
  max-width: 380px;
  padding: 28px 24px 24px;
  border-radius: 16px;
  background: var(--glass-bg);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--glass-border);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4), 0 4px 12px rgba(0, 0, 0, 0.2);
  animation: rise 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
}

@keyframes rise {
  from { transform: translateY(8px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.brand { text-align: center; margin-bottom: 22px; }
.mark {
  width: 52px; height: 52px; margin: 0 auto 12px;
  display: grid; place-items: center;
  border-radius: 14px;
  color: #fff;
  background: linear-gradient(135deg, rgb(var(--accent)), rgb(var(--accent-hover)));
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.35);
}
.brand h1 { margin: 0; font-size: 1.375rem; font-weight: 600; letter-spacing: -0.01em; }
.sub { margin: 4px 0 0; color: rgb(var(--secondary)); font-size: 0.8125rem; }

section { display: flex; flex-direction: column; gap: 12px; }
h2 { margin: 0 0 4px; font-size: 0.9375rem; font-weight: 600; }

label { font-size: 0.75rem; font-weight: 500; color: rgb(var(--secondary)); margin-bottom: -6px; }
.opt { color: rgb(var(--secondary)); font-weight: 400; }

input {
  width: 100%;
  min-height: 44px;
  padding: 0 12px;
  font-size: 16px;
  color: rgb(var(--fg));
  background: rgb(var(--input));
  border: 1px solid rgb(var(--border));
  border-radius: 8px;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
input:focus-visible {
  border-color: rgb(var(--accent));
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.25);
}

form { display: flex; flex-direction: column; gap: 12px; }

.btn {
  min-height: 48px;
  padding: 0 16px;
  font-size: 0.9375rem;
  font-weight: 600;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: transform 0.12s, background-color 0.2s, opacity 0.2s;
}
.btn:active { transform: scale(0.985); }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }
.btn-primary { color: #fff; background: rgb(var(--accent)); }
.btn-primary:hover:not(:disabled) { background: rgb(var(--accent-hover)); }
.btn:focus-visible { outline: 2px solid rgb(var(--accent)); outline-offset: 2px; }

.btn-link {
  background: none; border: none; cursor: pointer;
  color: rgb(var(--accent)); font-size: 0.8125rem; padding: 6px;
  align-self: center;
}
.btn-link:hover { text-decoration: underline; }

.hint { margin: 0; text-align: center; font-size: 0.75rem; color: rgb(var(--secondary)); }
.status { margin: 14px 0 0; text-align: center; font-size: 0.8125rem; min-height: 1.2em; }
.status.error { color: rgb(var(--destructive)); }
.status.ok { color: rgb(var(--success)); }

[hidden] { display: none !important; }

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

@media (prefers-reduced-transparency: reduce) {
  .card { background: rgb(var(--card)); backdrop-filter: none; -webkit-backdrop-filter: none; }
}

.links { display: flex; flex-direction: column; gap: 2px; align-items: center; }

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: rgb(var(--fg));
  border: 1px solid rgb(var(--border));
}
.btn-secondary:hover:not(:disabled) { background: rgba(255, 255, 255, 0.1); }
.btn.sm { min-height: 36px; padding: 0 12px; font-size: 0.8125rem; }

/* ---- Account page ---- */
body.page { display: block; place-items: unset; }
.account {
  width: 100%;
  max-width: 640px;
  margin: 0 auto;
  padding: max(20px, env(safe-area-inset-top)) 16px 64px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.acc-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.acc-head h1 { margin: 0; font-size: 1.5rem; font-weight: 600; }

.panel {
  background: rgb(var(--card));
  border: 1px solid rgb(var(--border));
  border-radius: 16px;
  padding: 18px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}
.panel-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.panel-head h2 { margin: 0; font-size: 1rem; font-weight: 600; }
.panel .hint { text-align: left; margin: 6px 0 12px; }
.panel code { font-size: 0.8em; background: rgba(255, 255, 255, 0.06); padding: 1px 5px; border-radius: 4px; }

.rows { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; }
.row {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 12px 8px; border-radius: 8px;
}
.row + .row { border-top: 1px solid rgb(var(--border)); }
.row-main { min-width: 0; }
.row-title { display: flex; align-items: center; gap: 8px; font-size: 0.9375rem; font-weight: 500; }
.row-meta { font-size: 0.75rem; color: rgb(var(--secondary)); margin-top: 2px; }
.row-actions { display: flex; gap: 8px; flex-shrink: 0; }

.badge {
  font-size: 0.6875rem; padding: 1px 7px; border-radius: 9999px;
  background: rgba(99, 102, 241, 0.18); color: rgb(var(--accent));
}
.badge.subtle { background: rgba(255, 255, 255, 0.08); color: rgb(var(--secondary)); }

.btn-link.danger { color: rgb(var(--destructive)); }
.btn-link:disabled { opacity: 0.4; cursor: not-allowed; text-decoration: none; }

.codes { margin-top: 12px; }
.warn { color: rgb(var(--destructive)); font-size: 0.8125rem; margin: 0 0 8px; }
.codeblock {
  background: rgb(var(--input)); border: 1px solid rgb(var(--border)); border-radius: 8px;
  padding: 12px; font-family: 'SF Mono', ui-monospace, Menlo, monospace; font-size: 0.8125rem;
  line-height: 1.7; letter-spacing: 0.02em; white-space: pre-wrap; word-break: break-all; margin: 0 0 10px;
}