:root {
  color-scheme: dark;
  --bg: #050507;
  --panel: rgba(28, 28, 32, 0.72);
  --line: rgba(255, 255, 255, 0.12);
  --text: #f5f5f7;
  --muted: #a8a8b3;
  --red: #e50914;
  --red-soft: rgba(229, 9, 20, 0.18);
  --green: #31d158;
  --amber: #ffd60a;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 20% 10%, rgba(229, 9, 20, .22), transparent 28rem),
    linear-gradient(145deg, #050507 0%, #111116 48%, #050507 100%);
  color: var(--text);
}

a { color: inherit; text-decoration: none; }
.shell { width: min(1180px, calc(100% - 32px)); margin: 0 auto; padding: 24px 0 48px; }
.topbar {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 12px 0 28px;
}
.brand { font-weight: 700; letter-spacing: 0; }
.brand span { color: var(--red); font-size: 1.4rem; margin-right: 6px; }
.navlinks { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.navlinks form { margin: 0; }

h1 { font-size: clamp(2rem, 5vw, 4.4rem); line-height: 1; margin: 8px 0 16px; letter-spacing: 0; }
h2 { margin-top: 0; }
.eyebrow { color: var(--red); text-transform: uppercase; font-weight: 700; font-size: .78rem; letter-spacing: .08em; }
.muted { color: var(--muted); line-height: 1.6; }
.auth-panel, .setup-grid {
  min-height: 78vh; display: grid; grid-template-columns: 1.05fr .95fr; gap: 34px; align-items: center;
}
.single { min-height: 72vh; display: grid; place-items: center; }
.card, .code-card, .metric {
  background: var(--panel);
  border: 1px solid var(--line);
  backdrop-filter: blur(26px);
  border-radius: 8px;
  box-shadow: 0 24px 80px rgba(0, 0, 0, .32);
}
.card { padding: 24px; }
.form { display: grid; gap: 16px; }
.narrow { width: min(460px, 100%); }
label { display: grid; gap: 8px; color: var(--muted); font-size: .92rem; }
input {
  width: 100%; border: 1px solid var(--line); background: rgba(255,255,255,.06);
  color: var(--text); border-radius: 8px; padding: 13px 14px; font: inherit;
}
button, .button {
  border: 0; border-radius: 8px; background: var(--red); color: white; cursor: pointer;
  padding: 12px 16px; font-weight: 700; font: inherit; display: inline-flex; align-items: center; justify-content: center;
}
.ghost { background: rgba(255,255,255,.08); color: var(--text); border: 1px solid var(--line); }
.danger { background: #b00020; }
.subtle { color: var(--muted); font-size: .92rem; }
.flash-wrap { display: grid; gap: 8px; margin-bottom: 16px; }
.flash { border-radius: 8px; padding: 12px 14px; background: rgba(255,255,255,.08); border: 1px solid var(--line); }
.flash.danger { background: rgba(255, 69, 58, .14); }
.flash.success { background: rgba(49, 209, 88, .14); }
.flash.warning { background: rgba(255, 214, 10, .12); }
.qr-wrap { display: grid; place-items: center; background: white; border-radius: 8px; padding: 12px; }
.qr-wrap img { width: min(260px, 100%); }
.status-pill { display: inline-flex; border-radius: 8px; border: 1px solid var(--line); padding: 8px 10px; }
.status-pill.ok { color: var(--green); }
.status-pill.warn { color: var(--amber); }
.codes { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin: 20px 0; }
code { background: rgba(255,255,255,.08); border: 1px solid var(--line); padding: 10px; border-radius: 8px; text-align: center; }
.code-card { width: min(620px, 100%); padding: 42px; text-align: center; }
.code-value { font-size: clamp(4rem, 18vw, 8rem); font-weight: 800; color: white; text-shadow: 0 0 40px var(--red-soft); }
.dashboard { display: grid; gap: 22px; }
.metrics, .grid.two { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.metric { padding: 18px; display: grid; gap: 8px; min-width: 0; }
.metric span { color: var(--muted); text-transform: capitalize; }
.metric strong { overflow-wrap: anywhere; }
.inline-form { display: grid; grid-template-columns: 1fr 1fr auto; gap: 10px; margin-bottom: 18px; }
.table { display: grid; gap: 10px; }
.row {
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  border-top: 1px solid var(--line); padding-top: 10px;
}
.row small { display: block; color: var(--muted); margin-top: 4px; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; justify-content: flex-end; }
.actions form { display: flex; gap: 8px; }
.actions input { max-width: 150px; padding: 9px 10px; }
.danger-zone { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 18px; }
.compact .row { display: grid; grid-template-columns: 1.2fr .7fr 1.3fr; }

@media (max-width: 820px) {
  .auth-panel, .setup-grid, .metrics, .grid.two { grid-template-columns: 1fr; }
  .topbar { align-items: flex-start; flex-direction: column; }
  .inline-form { grid-template-columns: 1fr; }
  .row, .compact .row { display: grid; grid-template-columns: 1fr; }
  .code-card { padding: 28px 18px; }
}