/* Login page. */
:root {
  color-scheme: dark;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  background: var(--canvas);
  color: var(--text);
  font-family:
    Inter,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  -webkit-font-smoothing: antialiased;
}
body.login-page {
  overflow-x: hidden;
}
button,
input {
  font: inherit;
}
button {
  cursor: pointer;
}
button,
a,
input {
  -webkit-tap-highlight-color: transparent;
}
button:focus-visible,
a:focus-visible,
input:focus-visible {
  outline: 2px solid var(--ember);
  outline-offset: 4px;
}
button {
  color: inherit;
}
.page {
  min-height: 100svh;
  position: relative;
  isolation: isolate;
  overflow: clip;
  display: flex;
  flex-direction: column;
  padding: 48px 5.7% 32px;
}
.page:before {
  content: "";
  position: absolute;
  inset: -50px;
  z-index: -2;
  /* The same photo and earth as the home page, so signing in and landing look like one place. */
  background: url("../img/home-cinematic-background.jpg") 65% top / cover no-repeat;
  transition: opacity var(--dur-5) var(--ease-in-out);
}
.page.scene-ready:before {
  opacity: 0;
}
.page:after {
  content: "";
  position: absolute;
  inset: -50px;
  z-index: -1;
  pointer-events: none;
  /* Darkens the left, where the copy sits, as the home page does over the same scene. */
  background:
    linear-gradient(90deg, color-mix(in srgb, var(--canvas) 88%, transparent) 0%, color-mix(in srgb, var(--canvas) 60%, transparent) 30%, transparent 62%),
    linear-gradient(0deg, color-mix(in srgb, var(--canvas) 70%, transparent), transparent 18%);
}
header {
  display: flex;
  justify-content: space-between;
  align-items: start;
}
.brand img {
  width: clamp(235px, 24vw, 400px);
  height: auto;
}
.strap {
  font-size: 11px;
  letter-spacing: 4.5px;
  color: var(--muted);
  margin: 13px 0 0;
}

main {
  width: 100%;
  max-width: 1480px;
  margin: auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 9%;
  padding: 45px 0 66px;
}
.intro {
  max-width: 570px;
}
.eyebrow {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 4px;
  color: var(--ember);
  margin: 0 0 20px;
}
h1 {
  font-size: clamp(52px, 4.8vw, 80px);
  letter-spacing: -2.6px;
  line-height: 1.015;
  margin: 0;
  font-weight: 750;
}
h1 span {
  display: block;
}
h1 .accent {
  background: var(--title-gradient);
  color: transparent;
  background-clip: text;
}
.subtitle {
  font-size: clamp(20px, 1.75vw, 29px);
  letter-spacing: -0.4px;
  margin: 14px 0;
}
.description {
  font-size: 16px;
  color: var(--muted);
  line-height: 1.6;
  max-width: 490px;
  margin: 0;
}
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 30px;
}
.feature {
  position: relative;
}
.feature + .feature:before {
  content: "";
  position: absolute;
  left: -20px;
  top: 24px;
  bottom: 10px;
  width: 1px;
  background: var(--line);
}
.tile {
  height: 50px;
  width: 54px;
  border: 1px solid color-mix(in srgb, currentColor 25%, transparent);
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: radial-gradient(
    ellipse at bottom,
    color-mix(in srgb, currentColor 13%, transparent),
    color-mix(in srgb, var(--surface) 53%, transparent)
  );
  box-shadow: 0 0 22px color-mix(in srgb, currentColor 9%, transparent);
  margin-bottom: 9px;
}
.tile svg {
  width: 28px;
  height: 28px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.cyan {
  color: var(--ice);
}
.orange {
  color: var(--ember);
}
.green {
  color: var(--jade);
}
.feature h2 {
  font-size: 14px;
  line-height: 1.35;
  font-weight: 600;
  margin: 0 0 7px;
}
.feature p {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.5;
  margin: 0;
}
.login-card {
  width: 100%;
  max-width: 558px;
  justify-self: center;
  border: 1px solid color-mix(in srgb, var(--muted) 40%, transparent);
  border-radius: 24px;
  padding: 36px 40px 32px;
  background:
    radial-gradient(ellipse at top left, color-mix(in srgb, var(--ember) 9%, transparent), transparent 35%),
    var(--panel-gradient);
  box-shadow:
    0 28px 85px color-mix(in srgb, var(--canvas) 55%, transparent),
    inset 0 1px color-mix(in srgb, var(--text) 4%, transparent);
  backdrop-filter: blur(20px);
}
.card-brand {
  display: block;
  height: auto;
  width: 285px;
  max-width: 80%;
  margin: 0 auto 22px;
}
.login-card h2 {
  font-size: 32px;
  font-weight: 650;
  letter-spacing: -0.8px;
  margin: 0 0 6px;
  text-align: center;
}
.card-subtitle {
  text-align: center;
  font-size: 14px;
  color: var(--muted);
  margin: 0 0 25px;
  line-height: 1.6;
}
.ms-button {
  width: 100%;
  min-height: 56px;
  border: 1px solid color-mix(in srgb, var(--muted) 50%, transparent);
  border-radius: 12px;
  background: color-mix(in srgb, var(--text) 8%, var(--surface-raised));
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 14px;
  font-size: 15px;
  font-weight: 550;
  transition:
    background var(--dur-2) var(--ease-out),
    border-color var(--dur-2) var(--ease-out);
}
.ms-button:hover {
  background: color-mix(in srgb, var(--text) 14%, var(--surface-raised));
  border-color: color-mix(in srgb, var(--muted) 80%, transparent);
}
.ms-icon {
  display: grid;
  grid-template-columns: repeat(2, 11px);
  gap: 2px;
}
.ms-icon i {
  height: 11px;
  background: var(--ms-red);
}
.ms-icon i:nth-child(2) {
  background: var(--ms-green);
}
.ms-icon i:nth-child(3) {
  background: var(--ms-blue);
}
.ms-icon i:nth-child(4) {
  background: var(--ms-yellow);
}
.divider {
  display: flex;
  align-items: center;
  gap: 20px;
  color: var(--muted);
  font-size: 13px;
  margin: 21px 0 18px;
}
.divider:before,
.divider:after {
  content: "";
  height: 1px;
  flex: 1;
  background: var(--edge-strong);
}
.field {
  margin-bottom: 18px;
}
label {
  display: block;
  font-size: 14px;
  margin-bottom: 8px;
}
input[type="email"],
input[type="password"],
input[type="text"] {
  width: 100%;
  height: 50px;
  border: 1px solid var(--edge-strong);
  border-radius: 11px;
  padding: 0 15px;
  color: var(--text);
  background: var(--input-gradient);
  font-size: 14px;
  transition: border-color var(--dur-2) var(--ease-out);
}
input::placeholder {
  color: var(--ink-subtle);
}
input:focus {
  border-color: var(--ember);
}
.password {
  position: relative;
}
.password input {
  padding-right: 52px;
}
.eye {
  position: absolute;
  right: 4px;
  top: 3px;
  width: 44px;
  height: 44px;
  border: 0;
  background: none;
  display: grid;
  place-items: center;
  color: var(--muted);
}
.eye svg {
  width: 23px;
  height: 23px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
}
.submit {
  width: 100%;
  height: 56px;
  background: var(--brand-gradient);
  color: var(--on-ember);
  border: 1px solid color-mix(in srgb, var(--ember) 25%, transparent);
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  margin-top: 3px;
  box-shadow: 0 10px 28px color-mix(in srgb, var(--ember) 6%, transparent);
  transition:
    filter var(--dur-1) var(--ease-out),
    transform var(--dur-1) var(--ease-out);
}
.submit:hover {
  filter: brightness(1.12);
  transform: translateY(-1px);
}
.options {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
  margin-top: 20px;
  font-size: 12px;
}
.remember {
  display: flex;
  align-items: center;
  min-height: 24px;
  gap: 10px;
  color: var(--muted);
  margin: 0;
  font-size: 12px;
  cursor: pointer;
}
.remember input {
  accent-color: var(--orange);
  width: 20px;
  height: 20px;
  margin: 0;
}
.text-button {
  border: 0;
  background: none;
  padding: 5px 0;
  color: var(--muted);
  font-size: 12px;
}
.text-button:hover {
  color: var(--ember);
}
/* TEMPORARY local-only sign-in skip (login.js). */
.dev-skip {
  display: block;
  width: 100%;
  margin-top: 14px;
  text-align: center;
  text-decoration: underline;
}
.dev-skip[hidden] {
  display: none;
}
.feedback {
  padding: 12px 14px;
  margin: 17px 0 0;
  border: 1px solid color-mix(in srgb, var(--warning) 30%, transparent);
  background: color-mix(in srgb, var(--warning) 5%, transparent);
  border-radius: 10px;
  font-size: 13px;
  color: color-mix(in srgb, var(--warning) 35%, var(--text));
  line-height: 1.5;
}
.feedback:empty {
  display: none;
}
footer {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 24px;
  color: var(--ink-subtle);
  font-size: 13px;
}
footer strong {
  color: var(--ember);
  font-weight: 600;
  letter-spacing: 0.3px;
}
footer .footer-left {
  display: flex;
  gap: 16px;
  align-items: center;
}
footer .footer-left span,
footer .footer-left .tagline {
  border-left: 1px solid var(--edge-strong);
  padding-left: 16px;
  background: transparent !important;
  border-radius: 0 !important;
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 0.2px;
}
footer .footer-tagline {
  font-size: 11px;
  letter-spacing: 2.2px;
  text-transform: uppercase;
  color: var(--ink-subtle);
  white-space: nowrap;
  background: transparent !important;
  border: 0 !important;
}
footer .footer-tagline:after,
footer .footer-tagline:before {
  display: none !important;
}
dialog {
  max-width: 440px;
  width: calc(100% - 32px);
  padding: 30px;
  border: 1px solid color-mix(in srgb, var(--muted) 40%, transparent);
  border-radius: 20px;
  background: var(--surface);
  color: var(--text);
  box-shadow: 0 30px 100px color-mix(in srgb, var(--canvas) 73%, transparent);
}
dialog::backdrop {
  background: color-mix(in srgb, var(--canvas) 67%, transparent);
  backdrop-filter: blur(7px);
}
dialog h2 {
  font-size: 24px;
  margin: 0 0 12px;
}
dialog p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}
dialog .submit {
  height: 45px;
  margin-top: 12px;
}
@media (min-width: 1500px) {
  main {
    gap: 13%;
    grid-template-columns: 1fr 558px;
  }
  .page {
    padding-right: 12.6%;
  }
  .description {
    font-size: 18px;
  }
  .login-card {
    padding: 36px 42px;
  }
  .field {
    margin-bottom: 20px;
  }
}
@media (max-width: 1100px) {
  .page {
    padding: 32px 4% 26px;
  }
  main {
    gap: 5%;
    padding-top: 50px;
  }
  .login-card {
    padding: 30px 26px;
  }
  .eyebrow {
    font-size: 11px;
    letter-spacing: 2.3px;
  }
  .description {
    font-size: 15px;
  }
  .features {
    gap: 18px;
  }
  .feature + .feature:before {
    left: -10px;
  }
  .login-card h2 {
    font-size: 28px;
  }
}
@media (max-width: 760px) {
  .page {
    padding: 28px 23px;
  }
  .page:before {
    background-position: 60% top;
    background-size: auto 850px;
    opacity: 0.65;
  }
  .page:after {
    background: linear-gradient(0deg, var(--canvas) 10%, color-mix(in srgb, var(--canvas) 27%, transparent));
  }

  .brand img {
    width: 235px;
  }
  .strap {
    font-size: 11px;
    letter-spacing: 3px;
  }
  main {
    grid-template-columns: 1fr;
    gap: 30px;
    padding: 44px 0;
  }
  .intro {
    max-width: 520px;
  }
  .eyebrow {
    font-size: 11px;
  }
  h1 {
    font-size: clamp(36px, 11vw, 48px);
    letter-spacing: -1.8px;
  }
  h1 span {
    display: inline;
  }
  h1 span:after {
    content: " ";
  }
  h1 .accent {
    display: block;
  }
  .subtitle {
    font-size: 20px;
  }
  .description {
    font-size: 14px;
  }
  .features {
    display: none;
  }
  .login-card {
    max-width: 520px;
    padding: 28px 23px;
    border-radius: 20px;
  }
  .card-brand {
    width: 225px;
  }
  .card-subtitle {
    font-size: 13px;
  }
  .options {
    gap: 10px;
  }
  footer .footer-tagline {
    display: none;
  }
  footer {
    font-size: 11px;
  }
  footer .footer-left {
    gap: 12px;
  }
  footer .footer-left span {
    padding-left: 12px;
  }
}
@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
    scroll-behavior: auto !important;
  }
}
.workspace-note {
  text-align: center;
  font-size: 11px;
  color: var(--muted);
  margin: -16px 0 18px;
}

/* Continuous scene motion. Terrain is fixed; sphere and lava animate in WebGL. */
.page:before {
  inset: -50px;
  transform: none;
}
.motion-canvas {
  position: absolute;
  inset: -50px;
  width: calc(100% + 100px);
  height: calc(100% + 100px);
  z-index: -2;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--dur-5) var(--ease-out);
}
.scene-ready .motion-canvas {
  opacity: 1;
}
@media (max-width: 760px) {
  .page:before {
    background-size: cover;
    background-position: center;
    opacity: 1;
  }
}
@media (prefers-reduced-motion: reduce) {
  .motion-canvas {
    transition: none;
  }
}

/* HUD framing, matching the panels in the app shell. */
.login-card {
  position: relative;
}
.login-card:before,
.login-card:after {
  content: "";
  position: absolute;
  width: 19px;
  height: 19px;
  pointer-events: none;
  border-color: color-mix(in srgb, var(--ember) 77%, transparent);
  border-style: solid;
  border-width: 0;
}
.login-card:before {
  top: -1px;
  left: -1px;
  border-top-width: 2px;
  border-left-width: 2px;
  border-top-left-radius: inherit;
}
.login-card:after {
  bottom: -1px;
  right: -1px;
  border-bottom-width: 2px;
  border-right-width: 2px;
  border-bottom-right-radius: inherit;
}

/* Skip link: off-screen until keyboard focus, so the first Tab on any page
   jumps past the sidebar and header straight to the page content. */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 200;
  padding: 12px 18px;
  border-radius: 0 0 10px 0;
  background: var(--ember);
  color: var(--on-ember);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
}
.skip-link:focus {
  left: 0;
}