*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --orange: #ff6d00;
  --orange-dim: rgba(255, 109, 0, 0.15);
  --orange-border: rgba(255, 109, 0, 0.25);
  --card-bg: rgba(255, 255, 255, 0.03);
  --card-border: rgba(255, 255, 255, 0.07);
  --input-bg: rgba(255, 255, 255, 0.05);
  --input-border: rgba(255, 255, 255, 0.1);
  --text-muted: #6b7280;
  --text-label: #9ca3af;
  --red: #ef4444;
  --red-dim: rgba(239, 68, 68, 0.12);
  --red-border: rgba(239, 68, 68, 0.3);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background:
    radial-gradient(ellipse 70% 60% at 15% 70%, rgba(255, 109, 0, 0.1) 0%, transparent 55%),
    radial-gradient(ellipse 50% 70% at 85% 30%, rgba(109, 40, 217, 0.1) 0%, transparent 55%),
    radial-gradient(ellipse 40% 40% at 50% 100%, rgba(255, 109, 0, 0.05) 0%, transparent 50%),
    #080808;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    radial-gradient(1px 1px at 10% 15%, rgba(255,255,255,0.4) 0%, transparent 100%),
    radial-gradient(1px 1px at 25% 45%, rgba(255,255,255,0.3) 0%, transparent 100%),
    radial-gradient(1px 1px at 38% 10%, rgba(255,255,255,0.25) 0%, transparent 100%),
    radial-gradient(1px 1px at 55% 75%, rgba(255,255,255,0.35) 0%, transparent 100%),
    radial-gradient(1px 1px at 70% 20%, rgba(255,255,255,0.3) 0%, transparent 100%),
    radial-gradient(1px 1px at 80% 55%, rgba(255,255,255,0.2) 0%, transparent 100%),
    radial-gradient(1px 1px at 90% 85%, rgba(255,255,255,0.3) 0%, transparent 100%),
    radial-gradient(1px 1px at 15% 85%, rgba(255,255,255,0.2) 0%, transparent 100%),
    radial-gradient(1.5px 1.5px at 45% 30%, rgba(255,255,255,0.2) 0%, transparent 100%),
    radial-gradient(1px 1px at 60% 90%, rgba(255,255,255,0.25) 0%, transparent 100%),
    radial-gradient(1px 1px at 92% 40%, rgba(255,255,255,0.15) 0%, transparent 100%),
    radial-gradient(1px 1px at 5%  60%, rgba(255,255,255,0.2) 0%, transparent 100%);
  pointer-events: none;
  z-index: 0;
}

.card {
  position: relative;
  z-index: 1;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 20px;
  padding: 2.75rem 2.25rem 2.25rem;
  width: 100%;
  max-width: 420px;
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  box-shadow:
    0 0 0 1px var(--orange-border),
    0 32px 64px rgba(0, 0, 0, 0.6),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
  animation: card-appear 0.4s ease both;
}

@keyframes card-appear {
  from { opacity: 0; transform: translateY(16px) scale(0.98); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.card::before {
  content: '';
  position: absolute;
  top: -1px; left: 15%; right: 15%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--orange), transparent);
  border-radius: 0 0 2px 2px;
}

.logo-wrap {
  text-align: center;
  margin-bottom: 0.35rem;
}

.logo {
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
}

.logo-nebula { color: var(--orange); }
.logo-team   { color: #fff; }

.tagline {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 2rem;
}

.alert {
  border-radius: 10px;
  padding: 0.8rem 1rem;
  font-size: 0.85rem;
  line-height: 1.4;
  margin-bottom: 1.25rem;
  display: none;
}

.alert.show { display: block; }

.alert-error {
  background: var(--red-dim);
  border: 1px solid var(--red-border);
  color: #fca5a5;
}

.alert-error::before { content: '✕  '; font-size: 0.8em; opacity: 0.8; }

.alert-lockout {
  background: rgba(255, 109, 0, 0.08);
  border: 1px solid rgba(255, 109, 0, 0.2);
  color: #fff;
  text-align: center;
}

.timer-value {
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--orange);
  letter-spacing: 0.04em;
  line-height: 1;
  margin: 0.25rem 0;
  font-variant-numeric: tabular-nums;
}

.timer-label { color: var(--text-muted); font-size: 0.8rem; margin-top: 0.25rem; }

.form-group { margin-bottom: 1.1rem; }

label {
  display: block;
  color: var(--text-label);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  margin-bottom: 0.45rem;
}

input[type="text"],
input[type="password"] {
  width: 100%;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: 10px;
  color: #fff;
  font-size: 0.95rem;
  padding: 0.7rem 0.95rem;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
}

input::placeholder { color: #374151; }

input:focus {
  border-color: var(--orange);
  background: rgba(255, 109, 0, 0.04);
  box-shadow: 0 0 0 3px rgba(255, 109, 0, 0.12);
}

input.invalid {
  border-color: var(--red);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.12);
}

.attempts-row {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-top: 0.5rem;
  height: 16px;
}

.attempt-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  transition: background 0.25s, transform 0.25s;
}

.attempt-dot.used   { background: var(--orange); transform: scale(1.1); }
.attempt-dot.danger { background: var(--red);    transform: scale(1.2); }

.attempts-hint {
  color: var(--text-muted);
  font-size: 0.72rem;
  margin-left: auto;
}

.attempts-hint.warning { color: #fdba74; }

.cf-turnstile {
  margin-top: 0.75rem;
}

.btn-submit {
  width: 100%;
  background: linear-gradient(135deg, #ff6d00, #e85d00);
  color: #fff;
  border: none;
  border-radius: 10px;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  padding: 0.8rem;
  cursor: pointer;
  margin-top: 0.75rem;
  position: relative;
  overflow: hidden;
  transition: opacity 0.2s, transform 0.15s;
  box-shadow: 0 4px 20px rgba(255, 109, 0, 0.3);
}

.btn-submit::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0);
  transition: background 0.2s;
}

.btn-submit:hover:not(:disabled)::after { background: rgba(255,255,255,0.06); }
.btn-submit:active:not(:disabled) { transform: scale(0.98); }
.btn-submit:disabled { opacity: 0.35; cursor: not-allowed; box-shadow: none; }

@media (max-width: 480px) {
  .card { padding: 2rem 1.5rem 1.75rem; }
}