/* Holix Studio — invite / register (shared) */
:root {
  color-scheme: dark;
  --bg: #0b0e14;
  --panel: #121826;
  --panel-2: #161d2c;
  --border: rgba(148, 163, 184, 0.14);
  --border-strong: rgba(148, 163, 184, 0.26);
  --text: #e8eef9;
  --muted: #94a3b8;
  --accent: #4f8cff;
  --accent-2: #7c5cff;
  --accent-soft: rgba(79, 140, 255, 0.14);
  --error: #f87171;
  --ok: #34d399;
  --shadow: 0 24px 64px rgba(0, 0, 0, 0.4);
  --radius: 16px;
  --font: "Inter", "SF Pro Display", -apple-system, BlinkMacSystemFont, "Segoe UI",
    Roboto, Arial, sans-serif;
  font-family: var(--font);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1.5rem;
  background:
    radial-gradient(1000px 480px at 12% -8%, rgba(79, 140, 255, 0.14), transparent 55%),
    radial-gradient(800px 420px at 90% 0%, rgba(124, 92, 255, 0.1), transparent 50%),
    var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

.card {
  width: min(440px, 92vw);
  background:
    radial-gradient(120% 100% at 0% 0%, var(--accent-soft), transparent 55%),
    linear-gradient(165deg, color-mix(in srgb, var(--panel-2) 85%, transparent), var(--panel));
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  padding: 1.6rem 1.5rem 1.45rem;
  box-shadow: var(--shadow);
}

.card h1 {
  margin: 0 0 0.4rem;
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.hidden { display: none !important; }
.muted { color: var(--muted); line-height: 1.5; }
.error { color: var(--error); }
.ok { color: var(--ok); }

.footer { margin-top: 1.35rem; font-size: 0.9rem; }
.footer a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 550;
}
.footer a:hover { text-decoration: underline; }

.btn {
  border: 1px solid var(--border-strong);
  background: color-mix(in srgb, var(--panel-2) 90%, transparent);
  color: var(--text);
  padding: 0.55rem 1rem;
  border-radius: 10px;
  cursor: pointer;
  font: inherit;
  font-weight: 550;
  transition: border-color 0.15s ease, filter 0.15s ease;
}
.btn:hover { filter: brightness(1.06); border-color: color-mix(in srgb, var(--accent) 45%, var(--border)); }
.btn-primary {
  background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent-2) 55%, var(--accent)));
  border-color: transparent;
  color: #fff;
  margin-top: 0.35rem;
  width: 100%;
  box-shadow: 0 6px 18px rgba(79, 140, 255, 0.28);
}
.btn-primary:hover { border-color: transparent; filter: brightness(1.05); }

.password-form {
  margin-top: 1.25rem;
  display: grid;
  gap: 0.8rem;
}

.password-hint {
  margin: 0 0 0.15rem;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.45;
}

.field {
  display: grid;
  gap: 0.35rem;
  font-size: 0.88rem;
  color: var(--muted);
  font-weight: 500;
}

.field input {
  border: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.28);
  color: var(--text);
  border-radius: 10px;
  padding: 0.6rem 0.75rem;
  font: inherit;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.field input:focus {
  outline: none;
  border-color: color-mix(in srgb, var(--accent) 65%, var(--border));
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.field input[readonly] {
  opacity: 0.85;
}

.dev-code {
  margin-top: 0.75rem;
  padding: 0.7rem 0.85rem;
  border-radius: 10px;
  background: var(--accent-soft);
  border: 1px solid color-mix(in srgb, var(--accent) 40%, var(--border));
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 0.95rem;
}