:root {
  --color-bg-primary: #080b10;
  --color-bg-secondary: #0d1117;
  --color-bg-card: #0f1923;
  --color-bg-card-border: #1a2535;
  --color-bg-input: #111827;

  --color-accent-primary: #00b4ff;
  --color-accent-secondary: #0077cc;
  --color-accent-glow: rgba(0, 180, 255, 0.18);
  --color-accent-glow-strong: rgba(0, 180, 255, 0.35);

  --color-discord: #5865f2;
  --color-discord-hover: #4752c4;
  --color-discord-glow: rgba(88, 101, 242, 0.4);

  --color-text-primary: #e8edf5;
  --color-text-secondary: #8b9ab5;
  --color-text-muted: #4a5568;

  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;
  --color-warning-bg: rgba(245, 158, 11, 0.08);
  --color-danger-bg: rgba(239, 68, 68, 0.08);
  --color-warning-border: rgba(245, 158, 11, 0.25);
  --color-danger-border: rgba(239, 68, 68, 0.25);

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --shadow-card: 0 24px 64px rgba(0, 0, 0, 0.6), 0 0 0 1px var(--color-bg-card-border);
  --shadow-glow-accent: 0 0 32px var(--color-accent-glow), 0 0 64px rgba(0, 180, 255, 0.08);
  --shadow-glow-discord: 0 8px 32px var(--color-discord-glow);

  --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

.bg-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 180, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 180, 255, 0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
  z-index: 0;
}

.bg-glow {
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  z-index: 0;
}

.bg-glow--top {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 180, 255, 0.07) 0%, transparent 70%);
  top: -200px;
  right: -100px;
}

.bg-glow--bottom {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(88, 101, 242, 0.06) 0%, transparent 70%);
  bottom: -150px;
  left: -100px;
}

.auth-wrapper {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 460px;
  padding: 24px 16px;
}

.auth-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-bg-card-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  animation: cardEntrance 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

@keyframes cardEntrance {
  from {
    opacity: 0;
    transform: translateY(32px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.auth-card__header {
  padding: 40px 40px 28px;
  text-align: center;
  background: linear-gradient(180deg, rgba(0, 180, 255, 0.04) 0%, transparent 100%);
  border-bottom: 1px solid var(--color-bg-card-border);
  position: relative;
}

.brand-logo {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.brand-logo__icon {
  width: 72px;
  height: 72px;
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 1;
  overflow: hidden;
  transition: transform var(--transition-bounce), box-shadow var(--transition-base);
}

.brand-logo__img {
  width: 72px;
  height: 72px;
  object-fit: contain;
  display: block;
}

.brand-logo__icon:hover {
  box-shadow: 0 0 48px var(--color-accent-glow-strong), 0 0 96px rgba(0, 180, 255, 0.12);
}

.brand-logo__pulse {
  position: absolute;
  inset: -8px;
  border-radius: 28px;
  border: 1px solid rgba(0, 180, 255, 0.15);
  animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% {
    opacity: 0.4;
    transform: scale(1);
  }
  50% {
    opacity: 0.8;
    transform: scale(1.04);
  }
}

.auth-card__title {
  font-size: 1.55rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, #ffffff 0%, var(--color-accent-primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 6px;
}

.auth-card__subtitle {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  font-weight: 400;
  letter-spacing: 0.02em;
}

.alert {
  margin: 20px 24px 0;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: flex-start;
  gap: 12px;
  animation: alertSlide 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

@keyframes alertSlide {
  from {
    opacity: 0;
    transform: translateY(-12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.alert--warning {
  background: var(--color-warning-bg);
  border: 1px solid var(--color-warning-border);
}

.alert--danger {
  background: var(--color-danger-bg);
  border: 1px solid var(--color-danger-border);
}

.alert__icon {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}

.alert--warning .alert__icon {
  background: rgba(245, 158, 11, 0.15);
  color: var(--color-warning);
}

.alert--danger .alert__icon {
  background: rgba(239, 68, 68, 0.15);
  color: var(--color-danger);
}

.alert__content {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.alert__title {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-primary);
}

.alert--warning .alert__title {
  color: var(--color-warning);
}

.alert--danger .alert__title {
  color: var(--color-danger);
}

.alert__message {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.auth-card__body {
  padding: 28px 40px 32px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.security-badges {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
}

.security-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: rgba(0, 180, 255, 0.05);
  border: 1px solid rgba(0, 180, 255, 0.12);
  border-radius: 100px;
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  font-weight: 500;
  transition: background var(--transition-base), border-color var(--transition-base);
}

.security-badge i {
  font-size: 0.6875rem;
  color: var(--color-accent-primary);
}

.security-badge:hover {
  background: rgba(0, 180, 255, 0.09);
  border-color: rgba(0, 180, 255, 0.22);
}

.btn-discord {
  display: flex;
  align-items: center;
  gap: 0;
  background: var(--color-discord);
  color: #ffffff;
  text-decoration: none;
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  overflow: hidden;
  position: relative;
  transition: transform var(--transition-bounce), box-shadow var(--transition-base), background var(--transition-base);
  box-shadow: 0 4px 16px rgba(88, 101, 242, 0.25);
}

.btn-discord:hover {
  background: var(--color-discord-hover);
  box-shadow: var(--shadow-glow-discord);
}

.btn-discord:active {
  opacity: 0.9;
}

.btn-discord__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  background: rgba(0, 0, 0, 0.15);
  font-size: 1.25rem;
  flex-shrink: 0;
  border-right: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-discord__text {
  flex: 1;
  text-align: center;
  padding: 0 16px;
}

.btn-discord__arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 52px;
  font-size: 0.875rem;
  opacity: 0.7;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.btn-discord:hover .btn-discord__arrow {
  transform: translateX(4px);
  opacity: 1;
}

.btn-discord--disabled {
  opacity: 0.5;
  pointer-events: none;
  cursor: not-allowed;
}

.auth-card__notice {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  line-height: 1.5;
}

.auth-card__notice i {
  color: var(--color-accent-primary);
  opacity: 0.7;
  font-size: 0.75rem;
}

.auth-card__footer {
  padding: 16px 40px;
  background: rgba(0, 0, 0, 0.2);
  border-top: 1px solid var(--color-bg-card-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-dot--online {
  background: var(--color-success);
  box-shadow: 0 0 8px rgba(16, 185, 129, 0.6);
  animation: statusPulse 2s ease-in-out infinite;
}

@keyframes statusPulse {
  0%, 100% {
    box-shadow: 0 0 8px rgba(16, 185, 129, 0.6);
  }
  50% {
    box-shadow: 0 0 16px rgba(16, 185, 129, 0.9);
  }
}

.status-text {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  font-weight: 500;
}

.footer-brand {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  font-weight: 400;
}

#countdown {
  font-weight: 700;
  color: var(--color-danger);
  font-variant-numeric: tabular-nums;
}

@media (max-width: 480px) {
  .auth-wrapper {
    padding: 16px 12px;
  }

  .auth-card__header {
    padding: 32px 24px 24px;
  }

  .auth-card__body {
    padding: 24px 24px 28px;
  }

  .auth-card__footer {
    padding: 14px 24px;
  }

  .auth-card__title {
    font-size: 1.5rem;
  }

  .security-badges {
    gap: 6px;
  }

  .security-badge {
    font-size: 0.6875rem;
    padding: 5px 10px;
  }
}