:root {
  --color-bg: #101316;
  --color-panel: #171C21;
  --color-secondary: #20272E;
  --color-accent: #FF8A00;
  --color-text: #F1F3F5;
  --color-text-secondary: #AAB3BC;
  --color-border: #303942;
  --color-online: #36D66B;
  --color-error: #FF4D4F;
  --color-info: #3AA6FF;

  --font-interface: "Inter", sans-serif;
  --font-brand: "Orbitron", sans-serif;

  --container-width: 1400px;
  --container-gutter: 24px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-interface);
  font-size: 14px;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
}

.container {
  width: 100%;
  max-width: var(--container-width);
  margin-inline: auto;
  padding-inline: var(--container-gutter);
}

.site-header {
  width: 100%;
  background: var(--color-panel);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: stretch;
  min-height: 64px;
}

.brand-logo {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  align-self: center;
  white-space: nowrap;

  font-family: var(--font-brand);
  font-size: 24px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.7px;
}

.brand-name {
  color: var(--color-text);
}

.brand-domain {
  color: var(--color-accent);
}

.main-nav {
  display: flex;
  flex: 1 1 auto;
  align-items: stretch;
  justify-content: flex-end;
  min-width: 0;
  margin-left: auto;
  padding-left: 20px;
}

.nav-link {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;

  min-height: 64px;
  padding-inline: 14px;

  border-bottom: 2px solid transparent;
  color: var(--color-text-secondary);

  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;

  transition:
    color 120ms ease,
    background-color 120ms ease,
    border-color 120ms ease;
}

.nav-link:hover {
  color: var(--color-text);
  border-bottom-color: var(--color-accent);
  background: var(--color-secondary);
}

.nav-link.is-active {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

.login-link {
  display: inline-flex;
  flex: 0 0 30px;
  align-items: center;
  justify-content: center;
  align-self: center;

  width: 30px;
  height: 30px;
  margin-left: 12px;
  padding: 0;

  border: 1px solid var(--color-accent);
  background: transparent;
  color: var(--color-accent);

  transition:
    color 120ms ease,
    background-color 120ms ease;
}

.login-icon {
  display: block;
  flex: 0 0 auto;
  width: 20px;
  height: 20px;
}

.login-link:hover {
  background: var(--color-secondary);
  color: var(--color-text);
}

.brand-logo:focus-visible,
.nav-link:focus-visible,
.login-link:focus-visible,
.menu-toggle:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: -2px;
}

.menu-toggle {
  display: none;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;

  width: 30px;
  height: 30px;
  margin: auto 0 auto 12px;
  padding: 0;

  border: 1px solid var(--color-border);
  background: transparent;
  color: var(--color-text);
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: currentColor;

  transition:
    transform 150ms ease,
    opacity 150ms ease,
    background-color 150ms ease;
}

.menu-toggle:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

@media (max-width: 1050px) {
  .header-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    min-height: 0;
    padding-top: 0;
    padding-bottom: 0;
  }

  .header-inner > .brand-logo {
    display: inline-flex;
    align-items: center;
    align-self: center;
    min-height: 54px;
    margin-right: auto;
    line-height: 1;
  }

  .header-inner > .menu-toggle {
    display: flex;
    order: 2;

    flex: 0 0 30px;
    width: 30px;
    min-width: 30px;
    max-width: 30px;
    height: 30px;
    min-height: 30px;

    align-self: center;
    margin: 0 0 0 10px;
    padding: 0;
  }

  .header-inner > .login-link {
    order: 3;

    display: inline-flex;
    flex: 0 0 30px;
    align-items: center;
    justify-content: center;
    align-self: center;

    width: 30px;
    min-width: 30px;
    max-width: 30px;
    height: 30px;
    min-height: 30px;

    margin: 0 0 0 8px;
    padding: 0;
  }

  .header-inner > .main-nav {
    display: none;
    order: 4;

    flex: 0 0 calc(100% + 2 * var(--container-gutter));
    width: calc(100% + 2 * var(--container-gutter));
    min-width: 0;

    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;

    margin: 0 calc(-1 * var(--container-gutter));
    padding: 6px var(--container-gutter);

    border-top: 1px solid var(--color-border);
    background: var(--color-panel);
    overflow: visible;
  }

  .header-inner > .main-nav.is-open {
    display: flex;
  }

  .header-inner > .main-nav .nav-link {
    display: flex;
    align-items: center;
    justify-content: flex-start;

    min-height: 44px;
    padding-inline: 12px;

    border-bottom: 1px solid var(--color-border);
    font-size: 14px;
  }

  .header-inner > .main-nav .nav-link:last-child {
    border-bottom: 0;
  }
}

@media (max-width: 480px) {
  :root {
    --container-gutter: 16px;
  }

  .header-inner > .brand-logo {
    min-height: 54px;
    font-size: 17px;
  }

  .header-inner > .menu-toggle {
    flex: 0 0 30px;
    width: 30px;
    min-width: 30px;
    max-width: 30px;
    height: 30px;
    min-height: 30px;
    margin-left: 8px;
  }

  .header-inner > .login-link {
    flex: 0 0 30px;
    width: 30px;
    min-width: 30px;
    max-width: 30px;
    height: 30px;
    min-height: 30px;
    margin-left: 8px;
  }
}

.network-overview {
  padding-block: 16px;
}

.status-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 12px;
}

.status-card {
  display: flex;
  align-items: center;
  min-width: 0;
  min-height: 76px;
  padding: 10px;
  gap: 10px;

  background: var(--color-panel);
  border: 1px solid var(--color-border);

  transition:
    background-color 150ms ease,
    border-color 150ms ease;
}

.status-card:hover {
  background: var(--color-secondary);
  border-color: var(--color-accent);
}

.status-icon {

  display: flex;

  align-items: center;
  justify-content: center;
  flex: 0 0 46px;
  width: 46px;
  height: 52px;

  background: var(--color-secondary);
  border: 1px solid var(--color-border);
}

.status-icon--online {
  color: var(--color-online);
}

.status-icon--offline {
  color: var(--color-error);
}

.status-icon--active,
.status-icon--sessions {
  color: var(--color-info);
}

.status-icon--network {
  color: var(--color-online);
}

.status-icon--other {
  color: var(--color-text-secondary);
}

.status-info {
  flex: 1 1 auto;
  min-width: 0;
}

.status-info h3 {
  margin: 0 0 5px;
  color: var(--color-text);
  font-size: 11px;
  font-weight: 600;
  line-height: 1.4;
  text-transform: uppercase;
}

.status-value {
  margin: 0 0 3px;
  color: var(--color-text);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.2;
}

.status-label {
  display: block;
  color: var(--color-text-secondary);
  font-size: 10px;
  font-weight: 600;
  line-height: 1.4;
  text-transform: uppercase;
}

.status-icon--online + .status-info .status-label,
.status-icon--network + .status-info .status-label {
  color: var(--color-online);
}

.status-icon--offline + .status-info .status-label {
  color: var(--color-error);
}

.status-icon--active + .status-info .status-label {
  color: var(--color-info);
}

@media (max-width: 1100px) {
  .status-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 600px) {
  .network-overview {
    padding-block: 12px;
  }

  .status-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

  .status-card {
    min-height: 86px;
    padding: 8px;
    gap: 8px;
  }

  .status-icon {
    flex: 0 0 32px;
    width: 32px;
    height: 40px;
  }

  .status-info h3 {
    font-size: 10px;
  }

  .status-value {
    font-size: 16px;
  }

  .status-label {
    font-size: 9px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .nav-link,
  .login-link,
  .menu-toggle,
  .menu-toggle span,
  .status-card {
    transition: none;
  }
}

@media (min-width: 1101px) {
  .status-card {
    height: 100%;
    min-height: 86px;
    align-items: center;
  }

  .status-info {
    display: flex;
    flex: 1 1 auto;
    flex-direction: column;
    align-items: flex-start;
    justify-content: space-between;
    align-self: stretch;
    min-width: 0;
    min-height: 0;
  }

  .status-info h3 {
    width: 100%;
    margin: 0 0 5px;
    white-space: normal;
    overflow-wrap: anywhere;
  }

  .status-value {
    width: 100%;
    margin: 0 0 3px;
    white-space: normal;
    overflow-wrap: anywhere;
  }

  .status-label {
    width: 100%;
    margin-top: auto;
    white-space: normal;
    overflow-wrap: anywhere;
  }

  .status-icon {
    flex: 0 0 52px;
    width: 52px;
    height: 58px;
    align-self: center;
  }
}

.maintenance-page {
  display: flex;
  align-items: center;
  justify-content: center;

  min-height: 100vh;
  min-height: 100dvh;
  margin: 0;
  padding: 24px;

  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-interface);
  -webkit-font-smoothing: antialiased;
}

.maintenance-card {
  width: 100%;
  max-width: 560px;
  margin: auto;
  margin-top:200px;
  padding: 44px 40px;

  background: var(--color-panel);
  border: 1px solid var(--color-border);

  text-align: center;
}

.maintenance-card .brand {
  display: inline-flex;
  justify-content: center;
  margin-bottom: 38px;

  font-family: var(--font-brand);
  font-size: clamp(22px, 4vw, 28px);
  font-weight: 700;
  letter-spacing: -0.8px;
  line-height: 1.2;
  text-decoration: none;
}

.maintenance-status {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;

  margin-bottom: 22px;
  color: var(--color-accent);

  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.8px;
  line-height: 1.6;
  text-transform: uppercase;
}

.maintenance-status-dot {
  width: 8px;
  height: 8px;
  flex: 0 0 8px;

  background: var(--color-accent);
}

.maintenance-card h1 {
  margin: 0 0 18px;

  color: var(--color-text);
  font-family: var(--font-brand);
  font-size: clamp(22px, 4vw, 30px);
  font-weight: 700;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.maintenance-description {
  max-width: 420px;
  margin: 0 auto;

  color: var(--color-text-secondary);
  font-size: 14px;
  line-height: 1.9;
}

.maintenance-divider {
  width: 48px;
  height: 2px;
  margin: 30px auto;

  background: var(--color-accent);
}

.maintenance-thank-you {
  margin: 0;

  color: var(--color-text-secondary);
  font-size: 12px;
  line-height: 1.8;
}

.maintenance-footer {
  margin-top: 38px;
  padding-top: 18px;

  border-top: 1px solid var(--color-border);

  color: var(--color-text-secondary);
  font-size: 10px;
  letter-spacing: 1.5px;
}

.maintenance-footer span {
  color: var(--color-accent);
}

@media (max-width: 480px) {
  .maintenance-page {
    padding: 16px;
  }

  .maintenance-card {
    padding: 34px 22px;
  }

  .maintenance-card .brand {
    margin-bottom: 30px;
  }

  .maintenance-status {
    gap: 7px;
    font-size: 10px;
    letter-spacing: 1.2px;
  }

  .maintenance-card h1 {
    font-size: 22px;
  }

  .maintenance-description {
    font-size: 13px;
  }

  .maintenance-divider {
    margin: 24px auto;
  }

  .maintenance-footer {
    margin-top: 30px;
  }
}

.site-footer {
  width: 100%;
  margin-top: 48px;
  background: var(--color-panel);
  border-top: 1px solid var(--color-border);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-block: 18px;
}

.footer-brand {
  display: inline-flex;
  flex: 0 0 auto;
  font-family: var(--font-brand);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.4px;
  line-height: 1.2;
  white-space: nowrap;
}

.footer-brand-name {
  color: var(--color-text);
}

.footer-brand-domain {
  color: var(--color-accent);
}

.footer-copyright {
  margin-left: auto;
  color: var(--color-text-secondary);
  font-size: 12px;
  white-space: nowrap;
}

.footer-maintainer {
  flex: 0 0 auto;
  color: var(--color-accent);
  font-size: 12px;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  transition: color 120ms ease;
}

.footer-maintainer:hover {
  color: var(--color-text);
}

.footer-maintainer:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

@media (max-width: 480px) {
  .site-footer {
    margin-top: 32px;
  }

  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
    gap: 10px;
    padding-block: 16px;
  }

  .footer-brand {
    font-size: 13px;
    letter-spacing: -0.5px;
  }

  .footer-copyright,
  .footer-maintainer {
    font-size: 10px;
  }

  .footer-copyright {
    margin-left: auto;
  }
}

.login-page {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 100vh;
  min-height: 100dvh;
  padding: 64px 24px 0;
  background: var(--color-bg);
}

.login-card {
  width: 100%;
  max-width: 420px;
  margin: 0 auto;
  margin-top:100px;
  padding: 36px;
  background: var(--color-panel);
  border: 1px solid var(--color-border);
}

.login-brand {
  display: flex;
  justify-content: center;
  margin-bottom: 32px;
  font-family: var(--font-brand);
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.7px;
}

.login-card h1 {
  margin: 0 0 8px;
  color: var(--color-text);
  font-family: var(--font-brand);
  font-size: 22px;
  font-weight: 600;
  text-align: center;
}

.login-description {
  margin: 0 0 28px;
  color: var(--color-text-secondary);
  font-size: 13px;
  line-height: 1.6;
  text-align: center;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.login-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.login-field label {
  color: var(--color-text);
  font-size: 12px;
  font-weight: 600;
}

.login-field input {
  width: 100%;
  min-height: 44px;
  padding: 0 12px;
  border: 1px solid var(--color-border);
  border-radius: 0;
  outline: none;
  background: var(--color-bg);
  color: var(--color-text);
  font: inherit;
  font-size: 13px;
  transition: border-color 120ms ease;
}

.login-field input::placeholder {
  color: var(--color-text-secondary);
  opacity: 0.7;
}

.login-field input:hover {
  border-color: var(--color-text-secondary);
}

.login-field input:focus {
  border-color: var(--color-accent);
}

.login-field input:focus-visible {
  outline: 1px solid var(--color-accent);
  outline-offset: 2px;
}

.login-submit {
  width: 100%;
  min-height: 44px;
  margin-top: 4px;
  padding: 10px 16px;
  border: 1px solid var(--color-accent);
  border-radius: 0;
  background: var(--color-accent);
  color: var(--color-bg);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition:
    background-color 120ms ease,
    color 120ms ease;
}

.login-submit:hover {
  background: transparent;
  color: var(--color-accent);
}

.login-submit:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

.login-divider {
  height: 1px;
  margin: 26px 0 20px;
  background: var(--color-border);
}

.login-back {
  display: block;
  color: var(--color-text-secondary);
  font-size: 12px;
  text-align: center;
  transition: color 120ms ease;
}

.login-back:hover {
  color: var(--color-accent);
}

.login-back:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

.login-page .site-footer {
  margin-top: auto;
  align-self: stretch;
}

@media (max-width: 480px) {
  .login-page {
    padding: 32px 16px 0;
  }

  .login-card {
    padding: 28px 22px;
  }

  .login-brand {
    margin-bottom: 28px;
    font-size: 22px;
  }

  .login-card h1 {
    font-size: 20px;
  }
}

.error-page {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 100vh;
  min-height: 100dvh;
  padding: 64px 24px 0;
  background: var(--color-bg);
}

.error-card {
  width: 100%;
  max-width: 560px;
  margin: 186px auto 48px;
  padding: 44px 40px;
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  text-align: center;
}

.error-brand {
  display: inline-flex;
  justify-content: center;
  margin-bottom: 38px;
  font-family: var(--font-brand);
  font-size: clamp(22px, 4vw, 28px);
  font-weight: 700;
  letter-spacing: -0.8px;
  line-height: 1.2;
  text-decoration: none;
}

.error-status {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  margin-bottom: 22px;
}

.error-status-code {
  color: var(--color-accent);
  font-family: var(--font-brand);
  font-size: clamp(42px, 8vw, 56px);
  font-weight: 700;
  line-height: 1.2;
}

.error-status-label {
  color: var(--color-text-secondary);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  line-height: 1.6;
}

.error-card h1 {
  margin: 0 0 16px;
  color: var(--color-text);
  font-family: var(--font-brand);
  font-size: clamp(20px, 4vw, 26px);
  font-weight: 600;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.error-description {
  margin: 0 auto 28px;
  color: var(--color-text-secondary);
  font-size: 13px;
  line-height: 1.8;
}

.error-home-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 12px 20px;
  border: 1px solid var(--color-accent);
  background: var(--color-accent);
  color: var(--color-bg);
  font-size: 12px;
  font-weight: 700;
  text-decoration: none;
  transition: background-color 120ms ease, color 120ms ease;
}

.error-home-button:hover {
  background: transparent;
  color: var(--color-accent);
}

.error-home-button:focus-visible,
.error-brand:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

.error-divider {
  width: 48px;
  height: 2px;
  margin: 30px auto 22px;
  background: var(--color-accent);
}

.error-note {
  margin: 0;
  color: var(--color-text-secondary);
  font-size: 11px;
  line-height: 1.8;
}

.error-page .site-footer {
  margin-top: auto;
  align-self: stretch;
}

@media (max-width: 480px) {
  .error-page {
    padding: 32px 16px 0;
  }

  .error-card {
    margin-top: 120px;
    margin-bottom: 32px;
    padding: 34px 22px;
  }

  .error-brand {
    margin-bottom: 30px;
    font-size: 22px;
  }

  .error-status-code {
    font-size: 44px;
  }

  .error-status-label {
    font-size: 10px;
    letter-spacing: 1.4px;
  }

  .error-card h1 {
    font-size: 21px;
  }

  .error-home-button {
    width: 100%;
    padding-inline: 12px;
  }

  .error-divider {
    margin: 24px auto 18px;
  }
}
@media (min-width: 601px) and (max-width: 900px)
       and (orientation: landscape) {

  .status-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: stretch;
  }

  .status-grid > a {
    display: flex;
    min-width: 0;
  }

  .status-grid > a > .status-card {
    box-sizing: border-box;
    width: 100%;
    height: 100%;
    min-width: 0;
    align-self: stretch;
  }
}