@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url('/fonts/inter-latin-var.woff2') format('woff2');
}

@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/fonts/plexmono-latin-400.woff2') format('woff2');
}

@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('/fonts/plexmono-latin-600.woff2') format('woff2');
}

:root {
  color-scheme: dark;

  --bg: #070807;
  --surface-1: #111211;
  --surface-2: #181918;
  --surface-3: #222322;

  --border: #303230;
  --border-soft: #222422;
  --border-strong: #464946;

  --lime: #c2f819;
  --lime-hover: #b7ef0a;
  --lime-dim: #708f00;
  --lime-deep: #283500;

  --text-1: #f3f5f3;
  --text-2: #c4c8c4;
  --text-3: #8e948e;
  --text-4: #646a64;
  --text-inverse: #0b0c0b;

  --red: #ff4d5e;
  --orange: #ffae19;

  --radius-sm: 4px;
  --radius-md: 7px;

  --font-sans: 'Inter', 'Segoe UI', system-ui, -apple-system, Arial, sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, Consolas, monospace;

  --ease-out: cubic-bezier(0.2, 0.8, 0.2, 1);
  --ease-standard: cubic-bezier(0.2, 0, 0, 1);
}

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

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  display: grid;
  grid-template-rows: auto 1fr auto;
  background: var(--bg);
  color: var(--text-1);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.4;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
  border-radius: 2px;
}

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.env-bar {
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--lime);
  color: var(--text-inverse);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.env-bar[data-env='dev']     { background: #2f7bff; color: var(--text-1); }
.env-bar[data-env='staging'] { background: var(--orange); }

.stage {
  display: grid;
  place-items: center;
  padding: 48px 20px;
  position: relative;
  isolation: isolate;
}

.stage::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.022) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 42%, #000 20%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 42%, #000 20%, transparent 78%);
}

.card {
  width: 100%;
  max-width: 408px;
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.34);
}

.card::before {
  content: '';
  display: block;
  height: 2px;
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  background: linear-gradient(
    90deg,
    transparent,
    var(--lime-dim) 22%,
    var(--lime) 50%,
    var(--lime-dim) 78%,
    transparent
  );
}

.card-inner { padding: 28px 30px 26px; }

.brand {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 26px;
}

.brand-mark {
  width: 8px;
  height: 8px;
  background: var(--lime);
  border-radius: 2px;
  transform: translateY(-1px);
  flex: 0 0 auto;
}

.brand-name {
  font-weight: 600;
  letter-spacing: -0.01em;
  font-size: 15px;
}

.brand-code {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--lime-dim);
}

.title {
  margin: 0 0 6px;
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.2;
}

.subtitle {
  margin: 0 0 22px;
  color: var(--text-3);
  font-size: 13px;
  line-height: 1.5;
}

.field { display: grid; gap: 7px; }
.field + .field { margin-top: 16px; }

.label {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-2);
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
}

.input {
  width: 100%;
  height: 40px;
  padding: 0 12px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-1);
  font-family: inherit;
  font-size: 14px;
  transition:
    border-color 100ms var(--ease-standard),
    box-shadow 100ms var(--ease-standard);
}

.input::placeholder { color: var(--text-4); }
.input:hover:not(:disabled) { border-color: var(--border-strong); }

.input:focus {
  outline: none;
  border-color: rgba(194, 248, 25, 0.62);
  box-shadow: 0 0 0 3px rgba(194, 248, 25, 0.08);
}

.input:disabled { opacity: 0.45; cursor: not-allowed; }
.input[aria-invalid='true'] { border-color: var(--red); }

.pw-wrap { position: relative; }
.pw-wrap .input { padding-right: 42px; }

.pw-toggle {
  position: absolute;
  top: 50%;
  right: 5px;
  transform: translateY(-50%);
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  background: none;
  border: 0;
  border-radius: var(--radius-sm);
  color: var(--text-3);
  cursor: pointer;
  transition: color 100ms var(--ease-standard), background-color 100ms var(--ease-standard);
}

.pw-toggle:hover { color: var(--text-1); background: var(--surface-3); }
.pw-toggle svg { width: 15px; height: 15px; }

.caps {
  display: none;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--orange);
}

.caps[data-on='true'] { display: flex; }
.caps svg { width: 13px; height: 13px; flex: 0 0 auto; }

.error {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  margin-bottom: 18px;
  padding: 10px 12px;
  background: rgba(255, 77, 94, 0.06);
  border: 1px solid rgba(255, 77, 94, 0.3);
  border-left-width: 3px;
  border-radius: var(--radius-sm);
  color: var(--text-2);
  font-size: 13px;
  line-height: 1.45;
}

.error svg { width: 15px; height: 15px; margin-top: 1px; flex: 0 0 auto; color: var(--red); }

.submit {
  width: 100%;
  height: 40px;
  margin-top: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--lime);
  border: 1px solid var(--lime);
  border-radius: var(--radius-sm);
  color: var(--text-inverse);
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition:
    background-color 120ms var(--ease-standard),
    box-shadow 120ms var(--ease-out),
    transform 100ms var(--ease-out);
}

.submit:hover:not(:disabled) {
  background: var(--lime-hover);
  box-shadow: 0 0 18px rgba(194, 248, 25, 0.16);
}

.submit:active:not(:disabled) { transform: translateY(1px); }

.submit:disabled { opacity: 0.45; cursor: not-allowed; }

.submit[data-loading='true'] {
  pointer-events: none;
  color: transparent;
  position: relative;
}

.submit[data-loading='true']::after {
  content: '';
  position: absolute;
  width: 15px;
  height: 15px;
  border: 2px solid var(--text-inverse);
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 620ms linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.card-foot {
  margin-top: 22px;
  padding-top: 16px;
  border-top: 1px solid var(--border-soft);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-4);
  letter-spacing: 0.03em;
}

.card-foot a { color: var(--text-3); text-decoration-color: var(--border-strong); text-underline-offset: 3px; }
.card-foot a:hover { color: var(--text-2); text-decoration-color: var(--lime-dim); }

.page-foot {
  padding: 16px 20px 22px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-4);
  letter-spacing: 0.04em;
}

@media (max-width: 460px) {
  .stage { padding: 24px 14px; align-items: start; }
  .card-inner { padding: 24px 20px 22px; }
}

@media (pointer: coarse) {
  .input,
  .submit { height: 44px; }

  .pw-toggle {
    width: 40px;
    height: 40px;
    right: 3px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}