:root {
  color-scheme: dark;
  --dd-bg: #06080a;
  --dd-surface: #0c1015;
  --dd-text: #f4f7fa;
  --dd-muted: rgba(244, 247, 250, .58);
  --dd-faint: rgba(244, 247, 250, .48);
  --dd-border: rgba(255, 255, 255, .14);
  --dd-border-strong: rgba(255, 255, 255, .38);
  --dd-signal: #ff453a;
  --dd-mono: ui-monospace, "SFMono-Regular", Menlo, Monaco, Consolas, "Liberation Mono", "DejaVu Sans Mono", monospace;
}

* { box-sizing: border-box; }

html,
body {
  width: 100%;
  min-height: 100%;
  margin: 0;
}

body {
  font-family: var(--dd-mono);
  background: var(--dd-bg);
  color: var(--dd-text);
  -webkit-font-smoothing: antialiased;
  text-rendering: geometricPrecision;
  font-variant-ligatures: none;
  font-feature-settings: "liga" 0, "calt" 0;
}

button,
input { font: inherit; }

button { -webkit-tap-highlight-color: transparent; }

.landing {
  min-height: 100dvh;
  overflow: hidden;
  background: var(--dd-bg);
}

.background-video {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 50%;
  transform: scale(1);
  transform-origin: center;
  filter: saturate(.86) contrast(1.08) brightness(.80);
  background: var(--dd-bg);
  z-index: 0;
}

.video-shade {
  position: fixed;
  inset: 0;
  z-index: 1;
  background:
    radial-gradient(circle at 50% 52%, rgba(0,0,0,.02), rgba(0,0,0,.20) 62%, rgba(0,0,0,.48) 100%),
    linear-gradient(to bottom, rgba(0,0,0,.08), rgba(0,0,0,.08) 58%, rgba(0,0,0,.46));
  pointer-events: none;
}

.landing-content {
  position: relative;
  z-index: 2;
  width: 100%;
  min-height: 100dvh;
}

.command-line {
  position: fixed;
  left: 50%;
  bottom: max(60px, calc(46px + env(safe-area-inset-bottom)));
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 10px;
  width: min(620px, calc(100vw - 36px));
  padding: 5px 2px 9px;
  border-bottom: 1px solid rgba(255,255,255,.94);
  filter: drop-shadow(0 1px 12px rgba(0,0,0,.72));
  cursor: text;
}

.prompt {
  flex: 0 0 auto;
  color: rgba(255,255,255,.96);
  font-size: 16px;
  line-height: 1;
  user-select: none;
}

.command-field {
  position: relative;
  flex: 1 1 auto;
  min-width: 0;
  height: 22px;
}

.command-input,
.command-demo {
  position: absolute;
  inset: 0;
  width: 100%;
  min-width: 0;
  padding: 0;
  border: 0;
  outline: 0;
  background: transparent;
  font-size: clamp(14px, 1.4vw, 17px);
  line-height: 22px;
  letter-spacing: .015em;
}

.command-input {
  color: var(--dd-text);
  caret-color: var(--dd-text);
}

.command-demo {
  display: flex;
  align-items: center;
  gap: 2px;
  color: var(--dd-muted);
  pointer-events: none;
  opacity: 0;
  transition: opacity 120ms ease;
}

.command-line.is-demo .command-demo { opacity: 1; }
.command-line.is-demo .command-input { color: transparent; caret-color: transparent; }

.demo-caret {
  display: inline-block;
  width: 1px;
  height: 1.08em;
  margin-left: 1px;
  background: rgba(255,255,255,.94);
  animation: dd-caret 1.05s steps(1, end) infinite;
}

@keyframes dd-caret {
  0%, 46% { opacity: 1; }
  47%, 100% { opacity: 0; }
}

footer {
  position: fixed;
  z-index: 2;
  bottom: max(16px, env(safe-area-inset-bottom));
  left: 50%;
  transform: translateX(-50%);
  color: var(--dd-faint);
  font-size: 10px;
  letter-spacing: .08em;
  text-transform: lowercase;
  white-space: nowrap;
}

.modal-root {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: grid;
  place-items: center;
  padding: 24px;
}

.modal-root[hidden],
.system-modal[hidden] { display: none; }

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.32);
  backdrop-filter: blur(5px);
}

.system-modal {
  position: relative;
  z-index: 1;
  width: min(420px, 100%);
  padding: 31px 28px 26px;
  border: 1px solid var(--dd-border);
  border-radius: 6px;
  background: rgba(6, 8, 10, .72);
  box-shadow: 0 24px 90px rgba(0,0,0,.42);
  backdrop-filter: blur(10px) saturate(112%);
}

.system-modal::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 1px;
  background: rgba(255,255,255,.22);
  pointer-events: none;
}

.modal-close {
  position: absolute;
  top: 8px;
  right: 9px;
  width: 32px;
  height: 32px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--dd-signal);
  font-size: 25px;
  font-weight: 400;
  line-height: 30px;
  cursor: pointer;
}

.modal-close:hover { color: #ff6b63; }

.modal-eyebrow {
  margin-bottom: 9px;
  color: var(--dd-faint);
  font-size: 10px;
  letter-spacing: .18em;
}

.system-modal h1 {
  margin: 0 0 23px;
  font-size: 22px;
  font-weight: 500;
  letter-spacing: 0;
}

.login-form {
  display: grid;
  gap: 15px;
}

.login-form label {
  display: grid;
  gap: 7px;
}

.login-form label span {
  color: var(--dd-muted);
  font-size: 10px;
}

.login-form input {
  width: 100%;
  border: 1px solid var(--dd-border);
  border-radius: 4px;
  outline: none;
  padding: 11px 12px;
  background: rgba(0,0,0,.22);
  color: var(--dd-text);
}

.login-form input:focus {
  border-color: var(--dd-border-strong);
  box-shadow: 0 0 0 2px rgba(255,255,255,.045);
}

.primary-button {
  margin-top: 4px;
  border: 1px solid rgba(255,255,255,.66);
  border-radius: 4px;
  padding: 11px 14px;
  background: transparent;
  color: var(--dd-text);
  font-size: 11px;
  letter-spacing: .08em;
  cursor: pointer;
  transition: background 140ms ease, color 140ms ease, border-color 140ms ease;
}

.primary-button:hover {
  background: var(--dd-text);
  border-color: var(--dd-text);
  color: var(--dd-bg);
}

.primary-button:disabled { opacity: .48; cursor: default; }

.form-error {
  min-height: 15px;
  margin: 0;
  color: #ff8a84;
  font-size: 10px;
  line-height: 1.45;
}

.modal-copy {
  margin: 0;
  color: rgba(244,247,250,.72);
  font-size: 12px;
  line-height: 1.72;
}

.modal-copy a {
  color: var(--dd-text);
  text-underline-offset: 4px;
  text-decoration-thickness: 1px;
}

:focus-visible {
  outline: 1px solid rgba(255,255,255,.78);
  outline-offset: 3px;
}

@media (max-width: 720px) {
  .command-line {
    bottom: max(61px, calc(47px + env(safe-area-inset-bottom)));
    width: calc(100vw - 30px);
  }

  .system-modal {
    padding: 29px 21px 23px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
  }

  .demo-caret { opacity: 1; }
}