:root {
  color-scheme: dark;
  --ink: #e8f0ef;
  --muted: #87999f;
  --line: rgba(137, 174, 178, .15);
  --mint: #63e3b1;
  --mint-deep: #2ba97c;
  --night: #081019;
  --panel: #0e1821;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", sans-serif;
}

* { box-sizing: border-box; }
html, body { min-height: 100%; margin: 0; }
body { color: var(--ink); background: var(--night); }
button, input { font: inherit; }
::selection { color: #04110c; background: var(--mint); }

.login-shell { min-height: 100vh; display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(390px, .75fr); }
.login-story { position: relative; min-height: 680px; padding: 46px clamp(34px, 5vw, 78px) 58px; overflow: hidden; border-right: 1px solid var(--line); background: #09131c; isolation: isolate; }
.login-story::before { position: absolute; inset: 0; z-index: -2; content: ""; background: linear-gradient(135deg, rgba(99,227,177,.055), transparent 48%), linear-gradient(180deg, transparent 50%, rgba(4,12,18,.75)); }
.login-brand { display: inline-flex; align-items: center; gap: 13px; color: inherit; text-decoration: none; }
.login-brand img { width: 34px; height: 34px; }
.login-brand strong, .login-brand small { display: block; }
.login-brand strong { font-size: 14px; letter-spacing: .12em; }
.login-brand small { margin-top: 4px; color: #9aacb1; font-size: 11px; letter-spacing: .12em; }

.signal-field { position: absolute; inset: 14% -6% 6% 2%; z-index: -1; }
.signal-grid { position: absolute; inset: 0; opacity: .36; background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 58px 58px; mask-image: linear-gradient(90deg, transparent, #000 18%, #000 75%, transparent); }
.signal-field svg { position: absolute; right: 0; bottom: 9%; width: min(820px, 92%); overflow: visible; }
.signal-line { fill: none; stroke-linecap: round; stroke-linejoin: round; stroke-width: 2.2; }
.signal-line-muted { stroke: rgba(99,227,177,.17); }
.signal-line-live { stroke: var(--mint); stroke-dasharray: 44 720; animation: signal-scan 7s cubic-bezier(.16,1,.3,1) infinite; }
.signal-points { fill: #0a171d; stroke: var(--mint); stroke-width: 2; }
.signal-points circle { animation: point-breathe 3.4s ease-in-out infinite; transform-box: fill-box; transform-origin: center; }
.signal-points circle:nth-child(2) { animation-delay: -.8s; }
.signal-points circle:nth-child(3) { animation-delay: -1.6s; }
.signal-points circle:nth-child(4) { animation-delay: -2.4s; }
@keyframes signal-scan { 0% { stroke-dashoffset: 45; opacity: 0; } 12%, 78% { opacity: 1; } 100% { stroke-dashoffset: -720; opacity: 0; } }
@keyframes point-breathe { 50% { transform: scale(1.45); fill: var(--mint); } }
.signal-caption { position: absolute; top: 19%; right: 13%; min-width: 205px; padding: 16px 18px; background: rgba(8,17,24,.88); border: 1px solid rgba(99,227,177,.23); border-radius: 12px; box-shadow: 0 18px 48px rgba(0,0,0,.28); }
.signal-caption span, .signal-caption small { display: block; color: var(--muted); }
.signal-caption span { font-size: 10px; letter-spacing: .12em; }
.signal-caption b { display: block; margin: 10px 0 5px; color: var(--mint); font-size: 27px; font-variant-numeric: tabular-nums; }
.signal-caption small { font-size: 11px; }
.login-story-copy { position: absolute; right: clamp(34px,5vw,78px); bottom: 62px; left: clamp(34px,5vw,78px); max-width: 720px; }
.login-story-copy h1 { max-width: 660px; margin: 0; font-size: clamp(38px, 4.2vw, 67px); font-weight: 650; line-height: 1.04; letter-spacing: -.045em; text-wrap: balance; }
.login-story-copy p { max-width: 600px; margin: 24px 0 0; color: #9babb0; font-size: 15px; line-height: 1.65; }

.login-panel { display: grid; place-items: center; padding: 44px clamp(26px,5vw,72px); background: #0b141d; }
.login-form { width: min(100%, 410px); }
.login-heading { margin-bottom: 38px; }
.login-heading h2 { margin: 0; font-size: 29px; font-weight: 650; letter-spacing: -.025em; }
.login-heading p { max-width: 36ch; margin: 12px 0 0; color: var(--muted); font-size: 13px; line-height: 1.6; }
.login-form > label, .password-label label { display: block; margin: 0 0 8px; color: #bac8ca; font-size: 12px; font-weight: 600; }
.login-form input { width: 100%; height: 49px; padding: 0 14px; margin-bottom: 20px; color: var(--ink); caret-color: var(--mint); background: #0a121a; border: 1px solid #263640; border-radius: 9px; outline: none; transition: border-color .18s ease, box-shadow .18s ease, background .18s ease; }
.login-form input:hover { border-color: #344a54; }
.login-form input:focus { background: #0c171f; border-color: var(--mint-deep); box-shadow: 0 0 0 3px rgba(99,227,177,.08); }
.password-label { display: flex; align-items: center; justify-content: space-between; }
.password-label button { padding: 0; margin: 0 0 8px; color: var(--mint); background: none; border: 0; cursor: pointer; font-size: 11px; }
.password-label button:focus-visible, .login-submit:focus-visible, .login-brand:focus-visible { outline: 2px solid var(--mint); outline-offset: 4px; }
.login-error { min-height: 21px; margin: -6px 0 12px; color: #ff8c93; font-size: 11px; line-height: 1.5; }
.login-submit { position: relative; width: 100%; height: 49px; overflow: hidden; color: #04140e; background: var(--mint); border: 0; border-radius: 9px; cursor: pointer; font-size: 12px; font-weight: 750; transition: background .18s ease, transform .18s ease, box-shadow .18s ease; }
.login-submit:hover { background: #79edc1; transform: translateY(-1px); box-shadow: 0 12px 30px rgba(43,169,124,.17); }
.login-submit:disabled { cursor: wait; transform: none; opacity: .7; }
.login-submit i { display: none; position: absolute; top: 50%; left: 50%; width: 18px; height: 18px; margin: -9px; border: 2px solid rgba(4,20,14,.25); border-top-color: #04140e; border-radius: 50%; animation: spin .7s linear infinite; }
.login-submit.loading span { visibility: hidden; }
.login-submit.loading i { display: block; }
@keyframes spin { to { transform: rotate(360deg); } }
.login-help { margin: 22px auto 0; color: #87999f; font-size: 11px; line-height: 1.65; text-align: center; }

@media (max-width: 900px) {
  .login-shell { grid-template-columns: 1fr; }
  .login-story { min-height: 330px; padding: 28px 26px 34px; border-right: 0; border-bottom: 1px solid var(--line); }
  .signal-field { inset: 4% -10% 0 15%; opacity: .68; }
  .signal-caption { display: none; }
  .login-story-copy { position: absolute; right: 26px; bottom: 32px; left: 26px; }
  .login-story-copy h1 { max-width: 560px; font-size: clamp(31px, 8vw, 47px); }
  .login-story-copy p { display: none; }
  .login-panel { min-height: 520px; padding: 48px 24px; }
}
@media (max-width: 520px) {
  .login-story { min-height: 275px; }
  .login-brand img { width: 29px; height: 29px; }
  .login-story-copy h1 { font-size: 31px; line-height: 1.08; }
  .login-panel { place-items: start center; min-height: calc(100vh - 275px); }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}