/* Ember palette — warm espresso ground, amber accent (owner-approved). */
:root {
  --bg: #241c16;
  --panel: #2f2620;
  --panel-2: #3a2e25;
  --text: #f6efe4;
  --muted: #b3a291;
  --accent: #f2a03d;
  --accent-2: #d97b30;
  --ok: #8fbf6b;
  --warn: #e8c15a;
  --err: #e5484d;
  --radius: 14px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  background: radial-gradient(1200px 600px at 70% -10%, #3d2c1c 0%, var(--bg) 55%);
  color: var(--text);
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 6vw;
}
.brand { font-size: 1.35rem; font-weight: 800; letter-spacing: .5px; }
.brand span { color: var(--accent); }
.nav-link { color: var(--muted); text-decoration: none; }
.nav-link:hover { color: var(--text); }

main { flex: 1; padding: 0 6vw 60px; }
.hero { max-width: 660px; margin: 6vh auto 0; text-align: center; }
.hero h1 { font-size: clamp(1.8rem, 4vw, 2.6rem); margin-bottom: 12px; }
.sub { color: var(--muted); line-height: 1.6; margin-bottom: 28px; }

.card {
  background: var(--panel);
  border: 1px solid #453729;
  border-radius: var(--radius);
  padding: 26px;
  text-align: left;
  box-shadow: 0 12px 40px rgba(0,0,0,.35);
}
label { display: block; color: var(--muted); font-size: .85rem; margin: 14px 0 6px; }
input {
  width: 100%; padding: 12px 14px; border-radius: 10px;
  border: 1px solid #55432f; background: var(--panel-2); color: var(--text);
  font-size: 1rem; outline: none;
}
#deviceKey { text-transform: uppercase; letter-spacing: 3px; font-family: Consolas, monospace; }
input:focus { border-color: var(--accent); }

.btn {
  margin-top: 18px; width: 100%; padding: 13px; border: 0; border-radius: 10px;
  font-size: 1rem; font-weight: 600; cursor: pointer;
}
.btn.primary {
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  color: #2a1c0d;
}
.btn.primary:hover { filter: brightness(1.1); }
.btn:disabled { opacity: .5; cursor: not-allowed; }

.msg { padding: 12px 14px; border-radius: 10px; margin-bottom: 14px; font-size: .92rem; }
.msg.ok    { background: rgba(47,191,113,.12); color: var(--ok);   border: 1px solid rgba(47,191,113,.35); }
.msg.warn  { background: rgba(245,166,35,.12); color: var(--warn); border: 1px solid rgba(245,166,35,.35); }
.msg.err   { background: rgba(229,72,77,.12);  color: var(--err);  border: 1px solid rgba(229,72,77,.35); }
.hidden { display: none; }

.device-box {
  display: grid; gap: 6px; background: var(--panel-2);
  border-radius: 10px; padding: 14px 16px; margin-bottom: 8px; font-size: .95rem;
}
.device-box .muted { color: var(--muted); display: inline-block; min-width: 64px; }
.badge { font-weight: 700; text-transform: capitalize; }
.badge.demo    { color: var(--warn); }
.badge.active  { color: var(--ok); }
.badge.expired { color: var(--err); }
.badge.revoked { color: var(--err); }

.packages { display: grid; gap: 10px; }
.pkg {
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  border: 1px solid #55432f; background: var(--panel-2);
  border-radius: 10px; padding: 14px 16px; cursor: pointer;
}
.pkg:hover { border-color: var(--accent); }
.pkg.selected { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }
.pkg .name { font-weight: 700; }
.pkg .desc { color: var(--muted); font-size: .82rem; margin-top: 2px; }
.pkg .price { font-weight: 800; white-space: nowrap; }
.pkg .per { color: var(--muted); font-weight: 400; font-size: .8rem; }

.fine { color: var(--muted); font-size: .78rem; margin-top: 14px; line-height: 1.5; }

.how { max-width: 660px; margin: 70px auto 0; }
.how h2 { margin-bottom: 16px; }
.how ol { padding-left: 22px; display: grid; gap: 10px; color: var(--muted); line-height: 1.6; }
.how strong { color: var(--text); }

footer { text-align: center; color: var(--muted); font-size: .8rem; padding: 26px; }