:root {
  --specter-font: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --specter-bg: #090b0f;
  --specter-surface: #0f1318;
  --specter-surface-alt: #151b22;
  --specter-border: #1e2730;
  --specter-border-hover: #2d3a47;
  --specter-accent: #00d4ff;
  --specter-accent-dim: rgba(0, 212, 255, .12);
  --specter-text: #e8edf2;
  --specter-muted: #8193a7;
  --specter-dim: #74869a;
  --specter-input: #111620;
  --specter-red: #ff4d6d;
  --specter-red-dim: rgba(255, 77, 109, .12);
  --specter-green: #00ff9d;
  --specter-shadow-lg: 0 8px 48px rgba(0,0,0,.8);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { width: 100%; min-height: 100%; }
body.specter-login-page {
  min-height: 100dvh;
  overflow: auto;
  font-family: var(--specter-font);
  background: var(--specter-bg);
  color: var(--specter-text);
}
button, input { font: inherit; }
button { cursor: pointer; }

.authShell {
  width: 100%;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  background: var(--specter-bg);
  color: var(--specter-text);
  padding: 28px 0;
}
.authGrid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--specter-border) 1px, transparent 1px),
    linear-gradient(90deg, var(--specter-border) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: .4;
  pointer-events: none;
}
.authGlow {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 50% 0%, var(--specter-accent-dim) 0%, transparent 70%),
    radial-gradient(circle at 80% 80%, rgba(199,125,255,.08), transparent 35%);
  pointer-events: none;
}
.authCardWrap {
  width: min(420px, calc(100vw - 32px));
  position: relative;
  z-index: 1;
  animation: authFadeIn .28s ease both;
}
.authBrand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 10px;
}
.authBrandMark {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  background: var(--specter-accent-dim);
  border: 1px solid var(--specter-accent);
  border-radius: 8px;
  color: var(--specter-accent);
  box-shadow: 0 0 22px rgba(0,212,255,.28);
}
.authBrandMark svg { width: 22px; height: 22px; }
.authBrand strong {
  color: var(--specter-accent);
  font: 800 22px var(--specter-font);
  letter-spacing: .05em;
  text-shadow: 0 0 24px rgba(0,212,255,.48);
}
.authKicker {
  text-align: center;
  font-size: 12px;
  color: var(--specter-muted);
  letter-spacing: .15em;
  text-transform: uppercase;
  margin-bottom: 36px;
}
.authCard {
  position: relative;
  background: var(--specter-surface);
  border: 1px solid var(--specter-border);
  border-radius: 14px;
  padding: 32px;
  box-shadow: var(--specter-shadow-lg);
  overflow: hidden;
}
.authCard h1 { font-size: 15px; font-weight: 700; margin-bottom: 4px; }
.authCard > .authIntro { font-size: 12px; color: var(--specter-muted); margin-bottom: 24px; }
.fieldLabel {
  display: block;
  margin: 0 0 6px;
  color: var(--specter-muted);
  font: 800 11px var(--specter-font);
  letter-spacing: .08em;
  text-transform: uppercase;
}
.inputField {
  width: 100%;
  background: var(--specter-input);
  border: 1px solid var(--specter-border);
  color: var(--specter-text);
  border-radius: 6px;
  padding: 9px 12px;
  outline: none;
  transition: border-color .2s, box-shadow .2s, background .2s;
  margin-bottom: 16px;
}
.inputField::placeholder { color: #536272; }
.inputField:hover { border-color: var(--specter-border-hover); }
.inputField:focus {
  border-color: var(--specter-accent);
  box-shadow: 0 0 0 3px var(--specter-accent-dim);
}
.passwordField { position: relative; margin-bottom: 20px; }
.passwordField .inputField { padding-right: 46px; margin-bottom: 0; }
.passwordField button {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  display: grid;
  place-items: center;
  background: transparent;
  border: 0;
  color: var(--specter-muted);
  width: 32px;
  height: 32px;
  border-radius: 6px;
}
.passwordField button:hover,
.passwordField button:focus-visible { color: var(--specter-accent); background: var(--specter-accent-dim); outline: none; }
.passwordField button svg { width: 17px; height: 17px; }

.authError {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  background: var(--specter-red-dim);
  border: 1px solid rgba(255,77,109,.35);
  border-radius: 8px;
  padding: 10px 14px;
  margin-bottom: 16px;
  font-size: 12px;
  line-height: 1.45;
  color: var(--specter-red);
}
.authError svg { width: 15px; height: 15px; flex: 0 0 auto; margin-top: 1px; }

.btnPrimary, .btnGhost {
  width: 100%;
  min-height: 40px;
  border-radius: 7px;
  padding: 10px 14px;
  font-size: 14px;
  font-weight: 700;
  transition: transform .15s, background .15s, border-color .15s, opacity .15s;
}
.btnPrimary {
  border: 1px solid var(--specter-accent);
  background: var(--specter-accent);
  color: #001319;
  box-shadow: 0 0 20px rgba(0,212,255,.12);
}
.btnPrimary:hover:not(:disabled) { transform: translateY(-1px); filter: brightness(1.08); }
.btnPrimary:focus-visible { outline: 3px solid var(--specter-accent-dim); outline-offset: 2px; }
.btnPrimary:disabled { opacity: .55; cursor: not-allowed; transform: none; }
.btnGhost {
  margin-top: 10px;
  border: 1px solid var(--specter-border);
  background: transparent;
  color: var(--specter-muted);
}
.btnGhost:hover { color: var(--specter-text); border-color: var(--specter-border-hover); background: var(--specter-surface-alt); }

.authInlinePanel {
  margin-top: 10px;
  padding: 12px 14px;
  border: 1px solid var(--specter-border);
  border-radius: 8px;
  background: var(--specter-surface-alt);
  color: var(--specter-muted);
  font-size: 12px;
  line-height: 1.55;
}
.authInlinePanel strong { color: var(--specter-text); }
.authInlinePanel[hidden] { display: none; }

.authFoot {
  text-align: center;
  margin-top: 20px;
  font: 700 11px var(--specter-font);
  color: var(--specter-dim);
  letter-spacing: .03em;
}
.authSecurityLine {
  display: flex;
  justify-content: center;
  gap: 8px;
  align-items: center;
  margin-top: 12px;
  color: var(--specter-dim);
  font-size: 10px;
  text-align: center;
}
.authSecurityDot { width: 5px; height: 5px; border-radius: 50%; background: var(--specter-green); box-shadow: 0 0 10px rgba(0,255,157,.45); }

.buttonSpinner {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid rgba(0,19,25,.28);
  border-top-color: #001319;
  animation: authSpin .75s linear infinite;
  display: inline-block;
  vertical-align: -2px;
  margin-right: 7px;
}

.authLockout {
  position: absolute;
  inset: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 28px;
  background: rgba(9,11,15,.96);
  backdrop-filter: blur(6px);
}
.authLockout[hidden] { display: none; }
.authLockoutBox { text-align: center; max-width: 310px; }
.authLockoutMark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255,77,109,.45);
  background: var(--specter-red-dim);
  color: var(--specter-red);
  border-radius: 8px;
  margin: 0 auto 14px;
}
.authLockoutMark svg { width: 20px; height: 20px; }
.authLockoutTitle { color: var(--specter-red); font-size: 14px; font-weight: 800; margin-bottom: 7px; }
.authLockoutDesc { color: var(--specter-muted); font-size: 12px; line-height: 1.5; }
.authLockoutCount { margin-top: 12px; color: var(--specter-accent); font: 800 22px ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .05em; }

@keyframes authFadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
@keyframes authSpin { to { transform: rotate(360deg); } }

@media (max-width: 520px) {
  .authShell { align-items: flex-start; padding: 28px 0; overflow: auto; }
  .authCard { padding: 24px 20px; }
  .authKicker { margin-bottom: 24px; font-size: 10px; }
  .authBrand strong { font-size: 20px; }
}

@media (prefers-reduced-motion: reduce) {
  .authCardWrap { animation: none; }
  .buttonSpinner { animation-duration: 1.3s; }
  .btnPrimary { transition: none; }
}