/* ---------- Splash (initial session check) ---------- */
.splash-screen {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg);
}

.splash-mark {
  width: 48px;
  height: 48px;
  color: var(--color-accent);
  animation: splash-pulse 1.4s ease-in-out infinite;
}

@keyframes splash-pulse {
  0%, 100% { opacity: 0.4; transform: scale(0.94); }
  50% { opacity: 1; transform: scale(1); }
}

/* ---------- Login screen ---------- */
.login-screen {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-5);
  overflow: hidden;
  background: radial-gradient(ellipse 120% 60% at 50% -10%, #14171d 0%, var(--color-bg) 60%);
}

.login-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

.glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.28;
}

.glow-a {
  width: 440px;
  height: 440px;
  background: var(--color-accent);
  top: -160px;
  left: -120px;
}

.glow-b {
  width: 380px;
  height: 380px;
  background: #7a3b52;
  bottom: -140px;
  right: -100px;
}

.login-card {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 400px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-2);
  padding: var(--space-7) var(--space-5) var(--space-6);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow-elevated);
}

.login-brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: 800;
  font-size: var(--fs-md);
  margin-bottom: var(--space-3);
}

.login-brand svg {
  width: 26px;
  height: 26px;
  color: var(--color-accent);
}

.login-title {
  font-size: var(--fs-xl);
  font-weight: 800;
  letter-spacing: -0.01em;
}

.login-subtitle {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  max-width: 30ch;
}

.qr-frame {
  position: relative;
  width: clamp(11rem, 56vw, 15rem);
  aspect-ratio: 1;
  height: auto;
  margin: var(--space-5) 0 var(--space-4);
  border-radius: var(--radius-md);
  background: #fdfdfd;
  border: 1px solid var(--color-border-strong);
  box-shadow: 0 0 0 1px rgba(215, 163, 92, 0.12), 0 12px 32px rgba(0, 0, 0, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: var(--space-3);
}

.qr-skeleton {
  position: absolute;
  inset: 0;
  background: var(--color-surface);
}

.qr-frame.is-loaded .qr-skeleton {
  display: none;
}

.qr-image {
  width: 100%;
  height: 100%;
  object-fit: contain;
  opacity: 0;
  transition: opacity var(--duration-base) var(--ease-standard);
}

.qr-image.is-loaded {
  opacity: 1;
}

.qr-state-icon {
  width: 40px;
  height: 40px;
  color: var(--color-text-tertiary);
}

.qr-state-icon-success {
  color: var(--color-success);
}

.qr-state-text {
  margin-top: var(--space-3);
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  padding-inline: var(--space-3);
}

.login-card.is-loading .login-telegram-btn {
  pointer-events: none;
  opacity: 0.5;
}

.login-telegram-btn {
  width: 100%;
}

.login-telegram-btn svg {
  width: 18px;
  height: 18px;
}

.login-status {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-4);
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  min-height: 1.2em;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-accent);
  flex-shrink: 0;
}

.login-card:not(.is-expired):not(.is-success) .status-dot {
  animation: status-pulse 1.6s ease-in-out infinite;
}

.login-card.is-success .status-dot {
  background: var(--color-success);
}

@keyframes status-pulse {
  0%, 100% { opacity: 0.35; transform: scale(0.85); }
  50% { opacity: 1; transform: scale(1.1); }
}

.login-expiry {
  font-size: var(--fs-xs);
  color: var(--color-text-tertiary);
  min-height: 1.2em;
}

@media (min-width: 480px) {
  .login-card {
    padding: var(--space-8) var(--space-7) var(--space-7);
  }
}