.auth-mode {
  overflow: hidden;
}

.auth-mode .app-main,
.auth-mode .app-nav {
  display: none !important;
}

.auth-screen,
.auth-screen *,
.auth-screen *::before,
.auth-screen *::after {
  box-sizing: border-box;
}

.auth-screen {
  position: fixed;
  inset: 0;
  z-index: 9999;
  width: 100%;
  min-width: 0;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding:
    calc(20px + env(safe-area-inset-top, 0px))
    16px
    calc(20px + env(safe-area-inset-bottom, 0px));
  overflow-x: hidden;
  overflow-y: auto;
  background: var(--app-bg);
  color: var(--app-text);
  font-family: var(--app-font-mono);
  overscroll-behavior: contain;
}

.auth-grid {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(
      180deg,
      transparent 0,
      transparent 23px,
      rgba(255, 255, 255, 0.012) 24px
    );
}

.auth-glow {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(
      circle at 50% 38%,
      rgba(91, 188, 248, 0.06),
      transparent 43%
    );
}

.auth-shell {
  position: relative;
  z-index: 1;
  width: min(100%, 448px);
  min-width: 0;
  margin: auto 0;
  animation: authEnter 240ms var(--app-ease) both;
}

/* Командная строка */

.auth-command {
  margin: 0 0 16px;
  color: var(--app-text-secondary);
  font-size: 12px;
  line-height: 1.4;
  overflow-wrap: anywhere;
}

.auth-command-prompt {
  margin-right: 5px;
  color: var(--app-accent);
  font-weight: 700;
}

.auth-command-caret {
  width: 7px;
  height: 14px;
  display: inline-block;
  margin-left: 4px;
  vertical-align: -2px;
  background: var(--app-accent);
  animation: authCaret 1s steps(1, end) infinite;
}

.auth-command.is-error .auth-command-prompt {
  color: var(--app-error);
}

.auth-command.is-error .auth-command-caret {
  background: var(--app-error);
}

/* Заголовок */

.auth-heading {
  margin: 0 0 20px;
}

.auth-heading h1 {
  margin: 0 0 11px;
  color: var(--app-text);
  font-size: clamp(2rem, 9vw, 3.15rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.04;
}

.auth-heading h1 span {
  color: var(--app-accent);
}

.auth-heading p {
  margin: 0;
  color: var(--app-text-secondary);
  font-size: 11px;
  line-height: 1.7;
}

.auth-heading p::before {
  content: "// ";
  color: var(--app-text-faint);
}

/* Основная панель */

.auth-panel {
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--app-border);
  background:
    linear-gradient(
      180deg,
      rgba(91, 188, 248, 0.035),
      transparent 180px
    ),
    var(--app-panel);
}

.auth-panel.is-error {
  border-color: var(--app-error-border);
  background:
    linear-gradient(
      180deg,
      rgba(248, 113, 113, 0.04),
      transparent 180px
    ),
    var(--app-panel);
}

.auth-panel-head {
  min-height: 42px;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 0 13px;
  border-bottom: 1px solid var(--app-border);
  background: var(--app-panel-head);
}

.auth-panel-pip {
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--app-accent);
  box-shadow: 0 0 10px rgba(91, 188, 248, 0.45);
}

.auth-panel.is-error .auth-panel-pip {
  background: var(--app-error);
  box-shadow: 0 0 10px rgba(248, 113, 113, 0.4);
}

.auth-panel-title {
  min-width: 0;
  margin: 0;
  overflow: hidden;
  color: var(--app-text);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.auth-panel-meta {
  flex: 0 0 auto;
  margin-left: auto;
  color: var(--app-text-muted);
  font-size: 9px;
  font-weight: 600;
  text-transform: uppercase;
  white-space: nowrap;
}

.auth-panel.is-error .auth-panel-meta {
  color: var(--app-error);
}

.auth-panel-body {
  min-width: 0;
  padding: 16px;
}

/* Информационный блок */

.auth-info {
  min-width: 0;
  margin-bottom: 14px;
  padding: 11px 12px;
  border-left: 2px solid var(--app-accent);
  background: var(--app-accent-tint);
  color: var(--app-text-secondary);
  font-size: 10px;
  line-height: 1.55;
  overflow-wrap: anywhere;
}

.auth-info::before {
  content: "info: ";
  color: var(--app-accent);
  font-weight: 700;
}

.auth-info p {
  min-width: 0;
  display: inline;
  margin: 0;
}

.auth-info-error {
  border-left-color: var(--app-error);
  background: var(--app-error-tint);
  color: var(--app-error);
}

.auth-info-error::before {
  color: var(--app-error);
}

.auth-info-warning {
  border-left-color: var(--app-warning);
  background: var(--app-warning-tint);
  color: var(--app-warning);
}

.auth-info-warning::before {
  color: var(--app-warning);
}

.auth-info-success {
  color: var(--app-accent-bright);
}

/* Список провайдеров */

.auth-connectors {
  display: grid;
  gap: 9px;
}

.auth-provider {
  width: 100%;
  min-width: 0;
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 10px 18px;
  overflow: hidden;
  border: 1px solid var(--app-accent);
  background: var(--app-accent-tint);
  color: var(--app-accent);
  font-family: var(--app-font-mono);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.2;
  text-align: center;
  white-space: nowrap;
  cursor: pointer;
  transition:
    border-color var(--app-transition-fast) var(--app-ease),
    background var(--app-transition-fast) var(--app-ease),
    color var(--app-transition-fast) var(--app-ease),
    transform var(--app-transition-fast) var(--app-ease),
    opacity var(--app-transition-fast) var(--app-ease);
  -webkit-tap-highlight-color: transparent;
}

.auth-provider::before {
  content: "[";
  color: var(--app-text-muted);
}

.auth-provider::after {
  content: "]";
  color: var(--app-text-muted);
}

.auth-provider:not(:disabled):hover {
  border-color: var(--app-accent-bright);
  background: var(--app-accent);
  color: #031521;
}

.auth-provider:not(:disabled):hover::before,
.auth-provider:not(:disabled):hover::after {
  color: #031521;
}

.auth-provider:not(:disabled):active {
  transform: scale(0.98);
}

.auth-provider:focus-visible {
  outline: 2px solid var(--app-accent);
  outline-offset: 3px;
}

.auth-provider:disabled {
  cursor: wait;
  opacity: 0.56;
  transform: none;
}

.auth-provider-label {
  width: 21ch;
  min-width: 0;
  overflow: hidden;
  text-align: center;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Telegram-подтверждение */

.auth-link-panel {
  min-width: 0;
}

.auth-link-layout {
  min-width: 0;
}

.auth-link-actions {
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.auth-qr-card {
  display: none;
}

.auth-qr {
  width: 188px;
  height: 188px;
  display: grid;
  place-items: center;
  padding: 10px;
  background: #ffffff;
}

.auth-qr svg {
  width: 100%;
  height: 100%;
  display: block;
}

.auth-qr-card p {
  margin: 9px 0 0;
  color: var(--app-text-muted);
  font-size: 9px;
  line-height: 1.45;
  text-align: center;
}

.auth-primary-action,
.auth-secondary-action {
  width: 100%;
  min-width: 0;
  min-height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0 16px;
  border: 1px solid var(--app-border-strong);
  font-family: var(--app-font-mono);
  font-size: 10px;
  font-weight: 700;
  line-height: 1.3;
  text-align: center;
  transition:
    border-color var(--app-transition-fast) var(--app-ease),
    background var(--app-transition-fast) var(--app-ease),
    color var(--app-transition-fast) var(--app-ease),
    transform var(--app-transition-fast) var(--app-ease);
}

.auth-primary-action:active,
.auth-secondary-action:active {
  transform: scale(0.985);
}

.auth-primary-action:focus-visible,
.auth-secondary-action:focus-visible {
  outline: 2px solid var(--app-accent);
  outline-offset: 3px;
}

.auth-telegram-action {
  border-color: #2aabee;
  border-radius: 8px;
  background: #2aabee;
  color: #ffffff;
  font-family:
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Arial,
    sans-serif;
  font-size: 14px;
  font-weight: 600;
}

.auth-telegram-action:hover {
  border-color: #35b5f5;
  background: #229ed9;
}

.auth-action-icon {
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  overflow: hidden;
}

.auth-action-icon img {
  width: 20px;
  height: 20px;
  max-width: 20px;
  max-height: 20px;
  display: block;
  object-fit: contain;
}

.auth-countdown {
  margin: 11px 0 0;
  color: var(--app-text-muted);
  font-size: 9px;
  line-height: 1.45;
  text-align: center;
}

.auth-secondary-action {
  margin-top: 10px;
  border-color: var(--app-accent-border);
  border-radius: 8px;
  background: var(--app-accent-tint-strong);
  color: var(--app-accent);
}

.auth-secondary-action:hover {
  border-color: var(--app-accent);
  background: rgba(91, 188, 248, 0.18);
  color: var(--app-accent-bright);
}

.auth-support-action,
.auth-other-method-action {
  margin-top: 10px;
}

.auth-support-action,
.auth-support-action:hover {
  border-color: transparent;
}

.auth-support-action .auth-provider-label,
.auth-other-method-action .auth-provider-label {
  width: 13ch;
}

/* Повторная попытка */

.auth-retry {
  margin-top: 14px;
  border-color: var(--app-accent);
  background: var(--app-accent);
  color: #061018;
  font-size: 11px;
}

.auth-retry:hover {
  border-color: var(--app-accent-bright);
  background: var(--app-accent-bright);
}

/* Широкий экран подтверждения */

@media (min-width: 760px) {
  .auth-shell:has(.auth-link-panel:not(.hidden)) {
    width: min(100%, 720px);
  }

  .auth-shell:has(.auth-link-panel:not(.hidden)) .auth-panel-body {
    padding: 20px;
  }

  .auth-link-layout {
    display: grid;
    grid-template-columns: 210px minmax(0, 1fr);
    gap: 26px;
    align-items: center;
  }

  .auth-qr-card:not(.hidden) {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

}

/* Узкие экраны */

@media (max-width: 380px) {
  .auth-screen {
    padding-right: 13px;
    padding-left: 13px;
  }

  .auth-heading h1 {
    font-size: clamp(1.85rem, 9.5vw, 2.55rem);
    letter-spacing: -0.03em;
  }

  .auth-panel-body {
    padding: 14px;
  }

  .auth-info {
    padding: 10px;
  }

  .auth-provider {
    min-height: 46px;
    padding-right: 12px;
    padding-left: 12px;
    font-size: 12px;
  }
}

/* Низкие экраны */

@media (max-height: 700px) {
  .auth-shell {
    margin-top: 0;
    margin-bottom: 0;
  }

  .auth-command {
    margin-bottom: 12px;
  }

  .auth-heading {
    margin-bottom: 15px;
  }

  .auth-heading h1 {
    margin-bottom: 7px;
  }

  .auth-panel-body {
    padding-top: 14px;
    padding-bottom: 14px;
  }

  .auth-connectors {
    gap: 7px;
  }

  .auth-provider {
    min-height: 44px;
  }

}

/* Сниженная анимация */

@media (prefers-reduced-motion: reduce) {
  .auth-shell,
  .auth-command-caret,
  .auth-provider,
  .auth-primary-action,
  .auth-secondary-action {
    animation: none;
    transition: none;
  }
}

/* Анимации */

@keyframes authEnter {
  from {
    opacity: 0;
    transform: translateY(6px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes authCaret {
  0%,
  48% {
    opacity: 1;
  }

  49%,
  100% {
    opacity: 0;
  }
}