/* XiteNodes Auth: structural styles only. Colours come from the theme (--bm-*), so a new theme restyles this for free. */
:root {
  --xn-primary: var(--bm-primary, #7c4dff);
  --xn-accent: var(--bm-accent, #40b0ff);
  --xn-text: #eef0ff;
  --xn-muted: #a9b2d6;
  --xn-surface: rgba(18, 14, 40, .82);
  --xn-field: rgba(255, 255, 255, .07);
  --xn-border: rgba(255, 255, 255, .14);
  --xn-danger: #ff6b81;
  --xn-ok: #3ddc97;
  --xn-radius: 14px;
}

/* ---------- layout shell used by login / register / complete / challenge ---------- */
.xn-auth { display: flex; justify-content: center; padding: 40px 16px 64px; color: var(--xn-text); }
.xn-auth__card {
  width: 100%; max-width: 440px; padding: 36px 32px 28px;
  background: var(--xn-surface); border: 1px solid var(--xn-border); border-radius: 20px;
  box-shadow: 0 24px 64px rgba(0, 0, 0, .45); backdrop-filter: blur(10px);
}
.xn-auth__brand { display: flex; justify-content: center; margin-bottom: 18px; }
.xn-auth__brand img { max-height: 44px; width: auto; }
.xn-auth__title { margin: 0 0 6px; font-size: 1.6rem; font-weight: 800; text-align: center; color: #fff; line-height: 1.2; }
.xn-auth__sub { margin: 0 0 24px; text-align: center; color: var(--xn-muted); }
.xn-auth__foot { margin: 22px 0 0; text-align: center; color: var(--xn-muted); font-size: .95rem; }
.xn-auth__foot a { color: var(--xn-accent); font-weight: 700; }
.xn-stack { display: grid; gap: 12px; }
.xn-divider { display: flex; align-items: center; gap: 12px; color: var(--xn-muted); font-size: .85rem; margin: 6px 0; }
.xn-divider::before, .xn-divider::after { content: ""; flex: 1; height: 1px; background: var(--xn-border); }
@media (max-width: 480px) { .xn-auth__card { padding: 28px 20px 22px; } }

/* ---------- buttons ---------- */
.xn-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 50px; width: 100%; padding: 0 18px; border-radius: 12px;
  font: inherit; font-weight: 700; font-size: 1rem; line-height: 1; cursor: pointer; text-decoration: none;
  border: 1px solid var(--xn-border); background: var(--xn-field); color: var(--xn-text);
  transition: transform .12s ease, filter .12s ease, background .12s ease;
}
.xn-btn:hover { filter: brightness(1.1); text-decoration: none; color: var(--xn-text); }
.xn-btn:active { transform: translateY(1px); }
.xn-btn:focus-visible { outline: 3px solid var(--xn-accent); outline-offset: 2px; }
.xn-btn[disabled], .xn-btn[aria-busy="true"] { opacity: .6; cursor: progress; }
.xn-btn--primary { background: linear-gradient(135deg, var(--xn-accent), var(--xn-primary)); border-color: transparent; color: #fff; }
.xn-btn--primary:hover { color: #fff; }
.xn-btn--google { background: #fff; color: #1f1f1f; border-color: #dadce0; }
.xn-btn--google:hover { color: #1f1f1f; }
.xn-btn--ghost { background: transparent; }
.xn-btn--sm { min-height: 38px; width: auto; padding: 0 14px; font-size: .9rem; }
.xn-btn svg { flex: none; }
.xn-link { background: none; border: 0; padding: 4px 6px; color: var(--xn-accent); font: inherit; font-weight: 600; cursor: pointer; }
.xn-link--danger { color: var(--xn-danger); }
.xn-link:focus-visible { outline: 2px solid var(--xn-accent); border-radius: 4px; }

/* ---------- form fields ---------- */
.xn-field { display: grid; gap: 6px; }
.xn-field label { font-weight: 600; font-size: .92rem; color: var(--xn-text); }
.xn-field input, .xn-field select {
  width: 100%; min-height: 50px; padding: 0 14px; border-radius: 12px;
  border: 1px solid var(--xn-border); background: var(--xn-field); color: var(--xn-text);
  font: inherit; font-size: 1rem; color-scheme: dark;
}
.xn-field input:focus, .xn-field select:focus { outline: none; border-color: var(--xn-accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--xn-accent) 30%, transparent); }
.xn-field input::placeholder { color: var(--xn-muted); }
.xn-field .iti { width: 100%; }
.xn-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 480px) { .xn-row { grid-template-columns: 1fr; } }
.xn-check { display: flex; gap: 10px; align-items: flex-start; font-size: .92rem; color: var(--xn-muted); cursor: pointer; }
.xn-check input { margin-top: 3px; width: 18px; height: 18px; flex: none; }
.xn-check a { color: var(--xn-accent); }
.xn-pw { position: relative; }
.xn-pw input { padding-right: 70px; }
.xn-pw__toggle { position: absolute; right: 6px; top: 50%; transform: translateY(-50%); }

/* ---------- registration wizard ---------- */
.xn-progress { margin: 0 0 8px; font-size: .85rem; font-weight: 600; color: var(--xn-muted); }
.xn-progress-track { height: 4px; border-radius: 4px; background: var(--xn-border); margin-bottom: 22px; overflow: hidden; }
.xn-progress__bar { height: 100%; width: 100%; transform-origin: left center; transform: scaleX(.33); background: linear-gradient(90deg, var(--xn-accent), var(--xn-primary)); transition: transform .25s ease; }
.xn-meter__bar { height: 100%; width: 0; background: linear-gradient(90deg, var(--xn-danger), var(--xn-accent)); } /* width driven by WHMCS PasswordStrength.js */
.xn-step { border: 0; margin: 0; padding: 0; min-width: 0; }
.xn-step legend { font-size: 1.15rem; font-weight: 800; margin-bottom: 14px; color: #fff; padding: 0; }
.xn-step__nav { display: grid; grid-template-columns: auto 1fr; gap: 10px; margin-top: 18px; }
.xn-step__nav .xn-btn--ghost { width: auto; }
.xn-step__nav--single { grid-template-columns: 1fr; }

/* ---------- messages ---------- */
.xn-msg:empty { display: none; }
.xn-msg { margin: 0; padding: 10px 12px; border-radius: 10px; font-size: .92rem; }
.xn-msg--error { background: color-mix(in srgb, var(--xn-danger) 16%, transparent); color: #ffd9df; border: 1px solid color-mix(in srgb, var(--xn-danger) 40%, transparent); }
.xn-msg--ok { background: color-mix(in srgb, var(--xn-ok) 16%, transparent); color: #d3ffeb; }
.xn-muted { color: var(--xn-muted); }

/* ---------- dialog ---------- */
.xn-dialog { border: 0; padding: 0; background: transparent; color: var(--xn-text); max-width: min(420px, calc(100vw - 32px)); }
.xn-dialog::backdrop { background: rgba(5, 3, 18, .7); backdrop-filter: blur(3px); }
.xn-dialog__body { background: #160f33; border: 1px solid var(--xn-border); border-radius: 20px; padding: 28px 24px 22px; text-align: center; display: grid; gap: 12px; }
.xn-dialog__icon { width: 56px; height: 56px; margin: 0 auto; border-radius: 16px; display: grid; place-items: center; color: #fff; background: linear-gradient(135deg, var(--xn-accent), var(--xn-primary)); }
.xn-dialog__title { margin: 0; font-size: 1.3rem; font-weight: 800; color: #fff; }
.xn-dialog__text { margin: 0; color: var(--xn-muted); line-height: 1.5; }
.xn-dialog__actions { display: grid; gap: 8px; margin-top: 6px; }
.xn-code { margin: 4px 0; padding: 14px; border-radius: 12px; background: var(--xn-field); border: 1px dashed var(--xn-border); font: 700 1.35rem/1 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; letter-spacing: .08em; color: #fff; user-select: all; }
.xn-toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); z-index: 2000; padding: 12px 18px; border-radius: 12px; background: #160f33; color: var(--xn-text); border: 1px solid var(--xn-border); box-shadow: 0 12px 30px rgba(0, 0, 0, .4); }

/* ---------- passkey panel (security page) ---------- */
.xn-card { background: var(--xn-surface); border: 1px solid var(--xn-border); border-radius: var(--xn-radius); padding: 20px; margin-bottom: 20px; color: var(--xn-text); }
.xn-card__head { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 8px; }
.xn-card__title { margin: 0; font-size: 1.15rem; font-weight: 800; }
.xn-pk-list { list-style: none; margin: 12px 0 0; padding: 0; display: grid; gap: 8px; }
.xn-pk { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 12px 14px; border-radius: 12px; background: var(--xn-field); flex-wrap: wrap; }
.xn-pk--empty { color: var(--xn-muted); justify-content: center; }
.xn-pk__info { display: grid; gap: 2px; min-width: 0; }
.xn-pk__name { overflow-wrap: anywhere; }
.xn-pk__meta { font-size: .82rem; color: var(--xn-muted); }

@media (prefers-reduced-motion: reduce) { .xn-btn, .xn-progress__bar { transition: none; } }