:root {
  color-scheme: dark;
  --background: #02080b;
  --surface: #061117;
  --surface-strong: #081820;
  --line: rgba(54, 221, 255, 0.36);
  --line-strong: #27ddff;
  --cyan: #25dcff;
  --cyan-soft: #9fefff;
  --text: #f1fbff;
  --muted: #8db6c1;
  --danger: #ff5365;
  --danger-soft: #ff9ca7;
  --shadow: 0 0 28px rgba(37, 220, 255, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--background);
}

body {
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  background:
    linear-gradient(rgba(37, 220, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37, 220, 255, 0.025) 1px, transparent 1px),
    radial-gradient(circle at 50% 15%, rgba(18, 91, 111, 0.16), transparent 38rem),
    var(--background);
  background-size: 36px 36px, 36px 36px, auto, auto;
  color: var(--text);
  font-family: "Courier New", Courier, monospace;
}

body::before,
body::after {
  position: fixed;
  z-index: -1;
  width: 18rem;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(37, 220, 255, 0.55));
  content: "";
}

body::before {
  top: 8vh;
  left: -4rem;
}

body::after {
  right: -4rem;
  bottom: 8vh;
  transform: rotate(180deg);
}

a {
  color: inherit;
}

.site-shell {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: 30px 20px;
}

.command-frame {
  position: relative;
  width: min(100%, 920px);
  border: 1px solid var(--line);
  background: rgba(3, 13, 18, 0.96);
  box-shadow: var(--shadow);
}

.command-frame::before,
.command-frame::after {
  position: absolute;
  width: 52px;
  height: 12px;
  border-top: 2px solid var(--line-strong);
  content: "";
}

.command-frame::before {
  top: -1px;
  left: -1px;
  border-left: 2px solid var(--line-strong);
}

.command-frame::after {
  right: -1px;
  bottom: -1px;
  border-right: 2px solid var(--line-strong);
  border-top: 0;
  border-bottom: 2px solid var(--line-strong);
}

.brand-header {
  padding: 34px 40px 26px;
  border-bottom: 1px solid var(--line);
}

.brand {
  margin: 0;
  color: #ffffff;
  font-family: Arial, Helvetica, sans-serif;
  font-size: clamp(2.15rem, 7vw, 3.7rem);
  font-weight: 900;
  letter-spacing: 0.16em;
  line-height: 1;
  text-shadow:
    3px 2px 0 rgba(255, 138, 80, 0.16),
    0 0 18px rgba(37, 220, 255, 0.14);
}

.brand-rule {
  width: min(100%, 520px);
  height: 2px;
  margin: 18px 0 14px;
  background: linear-gradient(90deg, var(--cyan), transparent);
  box-shadow: 0 0 10px rgba(37, 220, 255, 0.45);
}

.system-path,
.eyebrow,
.panel-label {
  margin: 0;
  color: var(--cyan);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  line-height: 1.6;
  text-transform: uppercase;
}

.system-path {
  color: var(--cyan-soft);
  font-weight: 400;
  letter-spacing: 0.32em;
}

.content {
  padding: 38px 40px 42px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 34px;
  align-items: center;
  padding-bottom: 32px;
}

.hero-copy {
  min-width: 0;
}

.hero h1 {
  max-width: 760px;
  margin: 12px 0 18px;
  color: #ffffff;
  font-family: Arial, Helvetica, sans-serif;
  font-size: clamp(2rem, 5vw, 3.35rem);
  font-weight: 900;
  letter-spacing: 0.025em;
  line-height: 1.06;
}

.lead {
  max-width: 720px;
  margin: 0;
  color: #d9f2f7;
  font-family: Arial, Helvetica, sans-serif;
  font-size: clamp(1rem, 2.1vw, 1.14rem);
  line-height: 1.72;
}

.lead + .lead {
  margin-top: 8px;
}

.status-mark {
  position: relative;
  width: 112px;
  height: 112px;
  flex: 0 0 auto;
  border: 1px solid var(--line-strong);
  background:
    linear-gradient(90deg, transparent 49%, rgba(37, 220, 255, 0.34) 50%, transparent 51%),
    linear-gradient(transparent 49%, rgba(37, 220, 255, 0.34) 50%, transparent 51%),
    rgba(6, 28, 35, 0.75);
  box-shadow:
    inset 0 0 28px rgba(37, 220, 255, 0.08),
    0 0 22px rgba(37, 220, 255, 0.12);
}

.status-mark::before,
.status-mark::after {
  position: absolute;
  content: "";
}

.status-mark::before {
  inset: 18px;
  border: 2px solid var(--cyan);
  transform: rotate(45deg);
}

.status-mark::after {
  width: 38px;
  height: 18px;
  top: 39px;
  left: 34px;
  border-bottom: 5px solid var(--cyan);
  border-left: 5px solid var(--cyan);
  transform: rotate(-45deg);
  filter: drop-shadow(0 0 5px rgba(37, 220, 255, 0.65));
}

.error .status-mark {
  border-color: rgba(255, 83, 101, 0.8);
  background:
    linear-gradient(90deg, transparent 49%, rgba(255, 83, 101, 0.24) 50%, transparent 51%),
    linear-gradient(transparent 49%, rgba(255, 83, 101, 0.24) 50%, transparent 51%),
    rgba(31, 9, 14, 0.58);
  box-shadow:
    inset 0 0 28px rgba(255, 83, 101, 0.07),
    0 0 22px rgba(255, 83, 101, 0.1);
}

.error .status-mark::before {
  border-color: var(--danger);
}

.error .status-mark::after {
  width: 44px;
  height: 4px;
  top: 53px;
  left: 33px;
  border: 0;
  background: var(--danger);
  box-shadow: 0 0 7px rgba(255, 83, 101, 0.65);
  transform: rotate(45deg);
}

.error .status-mark span {
  position: absolute;
  z-index: 1;
  width: 44px;
  height: 4px;
  top: 53px;
  left: 33px;
  background: var(--danger);
  box-shadow: 0 0 7px rgba(255, 83, 101, 0.65);
  transform: rotate(-45deg);
}

.status-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.status-panel {
  min-width: 0;
  padding: 22px 24px;
  border: 1px solid var(--line);
  background: rgba(6, 23, 30, 0.76);
}

.status-panel strong,
.status-panel span {
  display: block;
}

.status-panel strong {
  margin-top: 12px;
  color: #ffffff;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 1.04rem;
  line-height: 1.35;
}

.status-panel span {
  margin-top: 6px;
  color: #b9d9e0;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.92rem;
  line-height: 1.6;
}

.error .warning-panel {
  border-left: 3px solid var(--danger);
}

.error .warning-text {
  color: var(--danger-soft);
}

.action-zone {
  margin-top: 18px;
  padding: 26px;
  border: 1px solid var(--line);
  background: rgba(4, 19, 25, 0.72);
  text-align: center;
}

.command-button {
  display: inline-flex;
  min-height: 52px;
  margin-top: 16px;
  padding: 0 28px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--cyan);
  background: #06232c;
  box-shadow:
    inset 0 0 18px rgba(37, 220, 255, 0.06),
    0 0 14px rgba(37, 220, 255, 0.08);
  color: #ffffff;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.92rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-decoration: none;
  text-transform: uppercase;
  transition:
    background-color 150ms ease,
    box-shadow 150ms ease,
    color 150ms ease;
}

.command-button:hover,
.command-button:focus-visible {
  background: var(--cyan);
  box-shadow: 0 0 22px rgba(37, 220, 255, 0.28);
  color: #001015;
  outline: 0;
}

.command-button:focus-visible {
  outline: 2px solid #ffffff;
  outline-offset: 4px;
}

.frame-footer {
  display: flex;
  padding: 18px 40px;
  border-top: 1px solid var(--line);
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  color: #78a6b1;
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  line-height: 1.5;
  text-transform: uppercase;
}

.frame-footer strong {
  color: var(--cyan);
  font-weight: 700;
}

.placeholder .hero {
  min-height: 320px;
}

.placeholder .hero h1 {
  font-size: clamp(2.5rem, 9vw, 5.4rem);
  letter-spacing: 0.08em;
}

.placeholder .status-mark::after {
  width: 34px;
  height: 34px;
  top: 37px;
  left: 37px;
  border: 2px solid var(--cyan);
  border-radius: 50%;
  transform: none;
}

@media (max-width: 720px) {
  .site-shell {
    padding: 14px 10px;
  }

  .brand-header,
  .content {
    padding-right: 22px;
    padding-left: 22px;
  }

  .brand-header {
    padding-top: 26px;
    padding-bottom: 22px;
  }

  .system-path {
    letter-spacing: 0.2em;
  }

  .content {
    padding-top: 28px;
    padding-bottom: 28px;
  }

  .hero {
    grid-template-columns: minmax(0, 1fr);
    gap: 24px;
  }

  .status-mark {
    width: 90px;
    height: 90px;
  }

  .status-mark::before {
    inset: 15px;
  }

  .status-mark::after {
    top: 29px;
    left: 25px;
  }

  .error .status-mark::after,
  .error .status-mark span {
    top: 43px;
    left: 23px;
  }

  .placeholder .status-mark::after {
    top: 27px;
    left: 27px;
  }

  .status-grid {
    grid-template-columns: 1fr;
  }

  .status-panel,
  .action-zone {
    padding: 20px;
  }

  .command-button {
    width: 100%;
    padding-right: 16px;
    padding-left: 16px;
  }

  .frame-footer {
    padding: 16px 22px;
    align-items: flex-start;
    flex-direction: column;
    gap: 6px;
  }
}

@media (max-width: 390px) {
  .brand {
    font-size: 2rem;
    letter-spacing: 0.11em;
  }

  .hero h1 {
    font-size: 1.82rem;
  }

  .system-path,
  .eyebrow,
  .panel-label {
    font-size: 0.7rem;
  }
}

/* Account recovery */
.recovery-frame {
  max-width: 760px;
}

.recovery-form {
  display: grid;
  gap: 1.25rem;
  margin-top: 2rem;
}

.field-group {
  display: grid;
  gap: 0.55rem;
}

.field-group label {
  color: var(--cyan);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.18em;
}

.field-group input {
  width: 100%;
  min-height: 3.25rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--line);
  border-radius: 0;
  outline: none;
  background: rgba(1, 12, 17, 0.86);
  color: var(--white);
  font: inherit;
  box-shadow: inset 0 0 18px rgba(0, 229, 255, 0.025);
}

.field-group input:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 16px rgba(0, 229, 255, 0.16);
}

.field-group input:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}

.recovery-message {
  min-height: 2.9rem;
  padding: 0.75rem 0.9rem;
  border-left: 3px solid var(--line);
  background: rgba(0, 229, 255, 0.035);
  color: var(--muted);
  line-height: 1.55;
}

.recovery-message:empty {
  min-height: 0;
  padding: 0;
  border: 0;
  background: transparent;
}

.recovery-message[data-tone="error"] {
  border-left-color: var(--danger);
  color: var(--danger-soft);
}

.recovery-message[data-tone="info"] {
  border-left-color: var(--cyan);
  color: var(--muted);
}

.recovery-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.35rem;
}

.recovery-actions .command-button {
  min-width: 250px;
}

.secondary-link {
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-decoration: none;
}

.secondary-link:hover,
.secondary-link:focus-visible {
  color: var(--cyan);
}

.command-button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
  box-shadow: none;
}

.command-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}

.recovery-success {
  display: grid;
  gap: 1.5rem;
  margin-top: 2rem;
}

.recovery-success[hidden] {
  display: none;
}

@media (max-width: 540px) {
  .recovery-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .recovery-actions .command-button,
  .recovery-actions .secondary-link,
  .recovery-success .command-button {
    width: 100%;
    min-width: 0;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .command-button {
    transition: none;
  }
}