/* css/welcome.css */

/* ==========================================================================
   Welcome Screen

   Private Web App entry layer:
   - Covers the entire browser viewport
   - Sits above the Global Header and every modal
   - Uses two image layers for crossfade rotation
   - Holds the authentication entry interface
   ========================================================================== */


/* ==========================================================================
   1. Root Layer
   ========================================================================== */

html.welcome-is-active,
body.welcome-is-active {
  overflow: hidden;
}

.welcome-screen {
  --welcome-fade-duration: 1400ms;
  --welcome-overlay-strength: 0.36;

  position: fixed;
  inset: 0;

  z-index:
    var(--z-welcome-screen);

  min-width: 0;
  min-height: 0;

  overflow: hidden;

  background:
    #0d0f12;

  color:
    #f1ece4;

  isolation: isolate;

  user-select: none;
  -webkit-user-select: none;

  opacity: 1;
  visibility: visible;

  transition:
    opacity
    var(--welcome-fade-duration)
    ease;
}

.welcome-screen[hidden] {
  display: none;
}

.welcome-screen.is-leaving,
.welcome-screen[data-welcome-state="leaving"] {
  opacity: 0;

  pointer-events: none;
}


/* ==========================================================================
   2. Background Image Stack
   ========================================================================== */

.welcome-background {
  position: absolute;
  inset: 0;

  z-index: 0;

  overflow: hidden;

  background:
    #0d0f12;

  pointer-events: none;
}

.welcome-image {
  position: absolute;
  inset: 0;

  display: block;

  width: 100%;
  height: 100%;

  object-fit: cover;
  object-position: center center;

  opacity: 0;

  /*
    A very small scale prevents subpixel gaps during crossfade
    and gives the still image a softer cinematic framing.
  */
  transform:
    scale(1.012);

  filter:
    saturate(0.82)
    contrast(0.94)
    brightness(0.84);

  transition:
    opacity
    var(--welcome-fade-duration)
    ease;

  will-change:
    opacity;

  pointer-events: none;

  user-select: none;
  -webkit-user-drag: none;
}

.welcome-image.is-active {
  opacity: 1;
}


/* ==========================================================================
   3. Image Treatment
   ========================================================================== */

.welcome-image-overlay {
  position: absolute;
  inset: 0;

  z-index: 2;

  /*
    Controller writes --welcome-overlay-strength
    directly onto this element.
  */
  --welcome-overlay-strength: 0.36;

  background:
    linear-gradient(
      to right,
      rgba(
        7,
        9,
        12,
        calc(
          0.54 +
          var(--welcome-overlay-strength) * 0.34
        )
      )
      0%,

      rgba(
        7,
        9,
        12,
        calc(
          0.24 +
          var(--welcome-overlay-strength) * 0.26
        )
      )
      43%,

      rgba(
        7,
        9,
        12,
        calc(
          0.08 +
          var(--welcome-overlay-strength) * 0.18
        )
      )
      72%,

      rgba(
        7,
        9,
        12,
        calc(
          0.16 +
          var(--welcome-overlay-strength) * 0.18
        )
      )
      100%
    ),

    linear-gradient(
      to bottom,
      rgba(5, 7, 10, 0.2) 0%,
      rgba(5, 7, 10, 0.04) 40%,
      rgba(5, 7, 10, 0.34) 100%
    ),

    radial-gradient(
      circle at 58% 42%,
      transparent 0%,
      rgba(
        5,
        7,
        10,
        calc(
          0.2 +
          var(--welcome-overlay-strength) * 0.24
        )
      )
      100%
    );

  pointer-events: none;
}


/*
  Fine texture layer.

  It is intentionally subtle and does not rely on an image asset.
*/

.welcome-background::after {
  content: "";

  position: absolute;
  inset: 0;

  z-index: 3;

  background:
    repeating-linear-gradient(
      0deg,
      rgba(255, 255, 255, 0.012) 0,
      rgba(255, 255, 255, 0.012) 1px,
      transparent 1px,
      transparent 3px
    );

  opacity: 0.22;

  mix-blend-mode: soft-light;

  pointer-events: none;
}


/* ==========================================================================
   4. Main Content
   ========================================================================== */

.welcome-content {
  position: relative;
  z-index: 4;

  width: 100%;
  height: 100%;

  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;

  padding:
    clamp(3rem, 8vh, 4.8rem)
    clamp(3.2rem, 7vw, 5.6rem)
    clamp(3.8rem, 9vh, 5.4rem);

  pointer-events: none;
}

.welcome-title-group {
  width:
    min(
      31rem,
      62%
    );

  min-width: 0;

  transform:
    translateY(-0.35rem);
}


/* ==========================================================================
   5. Brandmark
   ========================================================================== */

.welcome-brandmark {
  width: 2.4rem;
  height: 2.4rem;

  display: grid;
  place-items: center;

  margin-bottom:
    1.35rem;

  opacity: 0.78;
}

.welcome-brandmark img {
  display: block;

  width: 100%;
  height: 100%;

  object-fit: contain;

  filter:
    brightness(0)
    invert(1);

  opacity: 0.88;

  pointer-events: none;
  -webkit-user-drag: none;
}


/* ==========================================================================
   6. Typography
   ========================================================================== */

.welcome-title {
  width:
    min(
      26rem,
      100%
    );

  margin: 0;
}

.welcome-title-image {
  display: block;

  width: 100%;
  height: auto;

  object-fit: contain;
  object-position: left center;

  filter:
    drop-shadow(
      0 2px 22px
      rgba(0, 0, 0, 0.26)
    );

  pointer-events: none;
  user-select: none;
  -webkit-user-drag: none;
}

.welcome-subtitle {
  margin:
    0.75rem
    0
    0;

  color:
    rgba(224, 217, 206, 0.68);

  font-family:
    var(--font-latin),
    var(--font-ui-cjk),
    sans-serif;

  font-size:
    clamp(
      0.72rem,
      1.22vw,
      0.9rem
    );

  font-weight: 400;
  line-height: 1.45;

  letter-spacing:
    0.045em;
}

.welcome-description {
  max-width:
    28rem;

  margin:
    1.45rem
    0
    0;

  color:
    rgba(224, 217, 206, 0.62);

  font-family:
    var(--font-ui-cjk),
    sans-serif;

  font-size:
    clamp(
      0.78rem,
      1.3vw,
      0.94rem
    );

  font-weight: 400;
  line-height: 1.8;

  letter-spacing:
    0.035em;

  text-wrap: balance;
}

/* ==========================================================================
   7. Reader Access
   ========================================================================== */

.welcome-access {
  --welcome-workspace-height:
    23rem;

  width:
    min(
      48rem,
      82vw
    );

  min-width:
    0;

  margin-top:
    1.8rem;

  border:
    1px solid
    rgba(236, 229, 218, 0.2);

  border-radius:
    1rem;

  background:
    rgba(8, 11, 15, 0.46);

  box-shadow:
    0 1.4rem 4rem
    rgba(0, 0, 0, 0.22);

  backdrop-filter:
    blur(16px);

  -webkit-backdrop-filter:
    blur(16px);

  overflow:
    hidden;

  pointer-events:
    auto;
}


/* ==========================================================================
   7.1 Access Header
   ========================================================================== */

.welcome-access-header {
  min-height:
    4.5rem;

  display:
    flex;

  align-items:
    flex-end;

  justify-content:
    space-between;

  gap:
    2rem;

  padding:
    1rem
    1.2rem;

  border-bottom:
    1px solid
    rgba(236, 229, 218, 0.14);

  background:
    rgba(10, 13, 17, 0.28);
}

.welcome-access-eyebrow {
  margin:
    0
    0
    0.28rem;

  color:
    rgba(224, 217, 206, 0.42);

  font-family:
    var(--font-latin),
    sans-serif;

  font-size:
    0.62rem;

  line-height:
    1.3;

  letter-spacing:
    0.14em;

  text-transform:
    uppercase;
}

.welcome-access-title {
  margin:
    0;

  color:
    rgba(246, 241, 233, 0.94);

  font-family:
    var(--font-ui-cjk),
    sans-serif;

  font-size:
    1.08rem;

  font-weight:
    500;

  line-height:
    1.35;

  letter-spacing:
    0.06em;
}

.welcome-access-description {
  margin:
    0;

  color:
    rgba(224, 217, 206, 0.46);

  font-family:
    var(--font-ui-cjk),
    sans-serif;

  font-size:
    0.72rem;

  line-height:
    1.5;

  letter-spacing:
    0.04em;
}


/* ==========================================================================
   7.2 Session / Loading State
   ========================================================================== */

.welcome-system-state {
  height:
    var(--welcome-workspace-height);

  min-height:
    0;

  display:
    flex;

  flex-direction:
    column;

  align-items:
    flex-start;

  justify-content:
    center;

  padding:
    2rem
    2.2rem;
}

.welcome-system-state[hidden] {
  display:
    none;
}

.welcome-system-indicator {
  width:
    2.1rem;

  height:
    2.1rem;

  display:
    grid;

  place-items:
    center;

  margin-bottom:
    1.1rem;

  border:
    1px solid
    rgba(236, 229, 218, 0.18);

  border-radius:
    50%;
}

.welcome-system-indicator span {
  width:
    0.42rem;

  height:
    0.42rem;

  border-radius:
    50%;

  background:
    rgba(246, 241, 233, 0.82);

  box-shadow:
    0 0 0.9rem
    rgba(246, 241, 233, 0.26);

  animation:
    welcome-system-pulse
    1.6s
    ease-in-out
    infinite;
}

.welcome-system-eyebrow {
  margin:
    0
    0
    0.35rem;

  color:
    rgba(224, 217, 206, 0.4);

  font-family:
    var(--font-latin),
    sans-serif;

  font-size:
    0.62rem;

  letter-spacing:
    0.14em;

  text-transform:
    uppercase;
}

.welcome-system-title {
  margin:
    0;

  color:
    rgba(246, 241, 233, 0.94);

  font-family:
    var(--font-ui-cjk),
    sans-serif;

  font-size:
    1.08rem;

  font-weight:
    500;

  letter-spacing:
    0.05em;
}

.welcome-system-message {
  max-width:
    31rem;

  margin:
    0.75rem
    0
    0;

  color:
    rgba(224, 217, 206, 0.5);

  font-family:
    var(--font-ui-cjk),
    sans-serif;

  font-size:
    0.74rem;

  line-height:
    1.75;
}

.welcome-system-action {
  margin-top:
    1.25rem;
}


.welcome-system-action[hidden] {
  display:
    none;
}

.welcome-screen[data-welcome-view-state="error"]
.welcome-system-indicator span {
  background:
    rgba(245, 174, 166, 0.92);

  box-shadow:
    0 0 0.9rem
    rgba(245, 174, 166, 0.2);

  animation:
    none;
}

@keyframes welcome-system-pulse {
  0%,
  100% {
    opacity:
      0.38;

    transform:
      scale(0.72);
  }

  50% {
    opacity:
      1;

    transform:
      scale(1);
  }
}


/* ==========================================================================
   7.2 Access Workspace
   ========================================================================== */

.welcome-access-workspace {
  height:
    var(--welcome-workspace-height);

  display:
    grid;

  grid-template-columns:
    13rem
    minmax(0, 1fr);

  min-width:
    0;
}


.welcome-access-workspace[hidden] {
  display:
    none;
}


/* ==========================================================================
   7.3 Authentication Method Tabs
   ========================================================================== */

.welcome-auth-methods {
  min-width:
    0;

  height:
    100%;

  display:
    flex;

  flex-direction:
    column;

  padding:
    0.65rem;

  border-right:
    1px solid
    rgba(236, 229, 218, 0.14);

  background:
    rgba(7, 9, 12, 0.2);
}

.welcome-auth-method {
  appearance:
    none;

  width:
    100%;

  min-height:
    4.7rem;

  display:
    grid;

  grid-template-columns:
    minmax(0, 1fr);

  align-items:
    center;

  padding:
    0.75rem
    0.7rem;

  border:
    1px solid
    transparent;

  border-radius:
    0.65rem;

  background:
    transparent;

  color:
    rgba(224, 217, 206, 0.54);

  text-align:
    left;

  cursor:
    pointer;

  transition:
    border-color 160ms ease,
    background-color 160ms ease,
    color 160ms ease;
}

.welcome-auth-method:hover {
  border-color:
    rgba(236, 229, 218, 0.14);

  background:
    rgba(236, 229, 218, 0.05);

  color:
    rgba(246, 241, 233, 0.82);
}

.welcome-auth-method.is-active,
.welcome-auth-method[aria-selected="true"] {
  border-color:
    rgba(236, 229, 218, 0.26);

  background:
    rgba(236, 229, 218, 0.09);

  color:
    rgba(255, 252, 247, 0.96);
}

.welcome-auth-method:focus-visible {
  outline:
    2px solid
    rgba(246, 241, 233, 0.78);

  outline-offset:
    2px;
}


.welcome-auth-method-copy {
  min-width:
    0;

  display:
    flex;

  flex-direction:
    column;

  gap:
    0.22rem;
}

.welcome-auth-method-label {
  color:
    inherit;

  font-family:
    var(--font-ui-cjk),
    sans-serif;

  font-size:
    0.9rem;

  font-weight:
    500;

  line-height:
    1.35;

  letter-spacing:
    0.04em;
}

#welcome-auth-tab-code
.welcome-auth-method-label {
  display:
    flex;

  flex-direction:
    column;

  align-items:
    flex-start;

  gap:
    0.08rem;

  line-height:
    1.2;
}

#welcome-auth-tab-code
.welcome-auth-method-label-line {
  white-space:
    nowrap;
}

.welcome-auth-method-meta {
  color:
    rgba(224, 217, 206, 0.36);

  font-family:
    var(--font-ui-cjk),
    sans-serif;

  font-size:
    0.7rem;

  line-height:
    1.5;
}


/* ==========================================================================
   7.4 Authentication Content
   ========================================================================== */

.welcome-auth-content {
  min-width:
    0;

  height:
    100%;

  max-height:
    none;

  overflow-x:
    hidden;

  overflow-y:
    auto;

  padding:
    1.2rem
    1.35rem
    1.3rem;

  scrollbar-gutter:
    stable;
}

.welcome-auth-panel {
  min-width:
    0;
}

.welcome-auth-panel[hidden] {
  display:
    none;
}

.welcome-auth-panel-header {
  margin-bottom:
    1rem;
}

.welcome-auth-panel-eyebrow {
  margin:
    0
    0
    0.3rem;

  color:
    rgba(224, 217, 206, 0.38);

  font-family:
    var(--font-latin),
    sans-serif;

  font-size:
    0.6rem;

  line-height:
    1.3;

  letter-spacing:
    0.14em;

  text-transform:
    uppercase;
}

.welcome-auth-panel-title {
  margin:
    0;

  color:
    rgba(246, 241, 233, 0.94);

  font-family:
    var(--font-ui-cjk),
    sans-serif;

  font-size:
    1rem;

  font-weight:
    500;

  line-height:
    1.4;

  letter-spacing:
    0.05em;
}

.welcome-auth-panel-description {
  max-width:
    32rem;

  margin:
    0.55rem
    0
    0;

  color:
    rgba(224, 217, 206, 0.52);

  font-family:
    var(--font-ui-cjk),
    sans-serif;

  font-size:
    0.72rem;

  line-height:
    1.7;

  letter-spacing:
    0.025em;
}


/* ==========================================================================
   7.5 Family Branch Tabs
   ========================================================================== */

.welcome-family-branches {
  display:
    grid;

  grid-template-columns:
    repeat(
      3,
      minmax(0, 1fr)
    );

  gap:
    0.45rem;

  margin-bottom:
    1rem;
}

.welcome-family-branch {
  appearance:
    none;

  min-height:
    2.35rem;

  padding:
    0.55rem
    0.7rem;

  border:
    1px solid
    rgba(236, 229, 218, 0.16);

  border-radius:
    0.55rem;

  background:
    rgba(10, 13, 17, 0.24);

  color:
    rgba(224, 217, 206, 0.52);

  font-family:
    var(--font-ui-cjk),
    sans-serif;

  font-size:
    0.72rem;

  line-height:
    1.3;

  cursor:
    pointer;

  transition:
    border-color 160ms ease,
    background-color 160ms ease,
    color 160ms ease;
}

.welcome-family-branch:hover {
  border-color:
    rgba(236, 229, 218, 0.3);

  background:
    rgba(236, 229, 218, 0.06);

  color:
    rgba(246, 241, 233, 0.82);
}

.welcome-family-branch.is-active,
.welcome-family-branch[aria-selected="true"] {
  border-color:
    rgba(246, 241, 233, 0.48);

  background:
    rgba(236, 229, 218, 0.1);

  color:
    rgba(255, 252, 247, 0.94);
}

.welcome-family-branch:focus-visible {
  outline:
    2px solid
    rgba(246, 241, 233, 0.78);

  outline-offset:
    2px;
}


/* ==========================================================================
   7.6 Family Challenge
   ========================================================================== */

.welcome-family-content {
  min-width:
    0;
}

.welcome-family-intro {
  display:
    flex;

  flex-direction:
    column;

  align-items:
    flex-start;

  gap:
    0.75rem;
}

.welcome-family-selection-status,
.welcome-family-note {
  margin:
    0;

  font-family:
    var(--font-ui-cjk),
    sans-serif;

  font-size:
    0.72rem;

  line-height:
    1.65;
}

.welcome-family-selection-status {
  color:
    rgba(224, 217, 206, 0.58);
}

.welcome-family-selection-status strong {
  color:
    rgba(246, 241, 233, 0.9);

  font-weight:
    500;
}

.welcome-family-note {
  max-width:
    31rem;

  color:
    rgba(224, 217, 206, 0.4);
}

.welcome-family-challenge-form[hidden],
[data-family-view][hidden] {
  display:
    none;
}

.welcome-question-list {
  display:
    flex;

  flex-direction:
    column;

  gap:
    1rem;
}

.welcome-question {
  padding:
    0.9rem;

  border:
    1px solid
    rgba(236, 229, 218, 0.14);

  border-radius:
    0.7rem;

  background:
    rgba(10, 13, 17, 0.22);
}

.welcome-question-number {
  margin:
    0
    0
    0.4rem;

  color:
    rgba(224, 217, 206, 0.36);

  font-family:
    var(--font-latin),
    var(--font-ui-cjk),
    sans-serif;

  font-size:
    0.62rem;

  line-height:
    1.3;

  letter-spacing:
    0.1em;

  text-transform:
    uppercase;
}

.welcome-question-prompt {
  margin:
    0
    0
    0.75rem;

  color:
    rgba(246, 241, 233, 0.84);

  font-family:
    var(--font-ui-cjk),
    sans-serif;

  font-size:
    0.78rem;

  line-height:
    1.7;

  white-space:
    pre-line;
}


/* ==========================================================================
   7.7 Forms and Fields
   ========================================================================== */

.welcome-auth-form,
.welcome-family-challenge-form {
  display:
    flex;

  flex-direction:
    column;

  align-items:
    stretch;

  gap:
    0.85rem;
}

.welcome-field {
  display:
    flex;

  flex-direction:
    column;

  gap:
    0.42rem;
}

.welcome-field-label {
  color:
    rgba(224, 217, 206, 0.52);

  font-family:
    var(--font-ui-cjk),
    sans-serif;

  font-size:
    0.68rem;

  line-height:
    1.4;

  letter-spacing:
    0.06em;
}

.welcome-field-input {
  width:
    100%;

  min-height:
    2.45rem;
  margin-top: 0.25rem;
  padding:
    0.58rem
    0.75rem;

  border:
    1px solid
    rgba(236, 229, 218, 0.22);

  border-radius:
    0.55rem;

  outline:
    none;

  background:
    rgba(8, 11, 15, 0.38);

  color:
    rgba(246, 241, 233, 0.92);

  font-family:
    var(--font-sans);

  font-size:
    0.82rem;

  line-height:
    1.4;

  caret-color:
    rgba(246, 241, 233, 0.9);

  transition:
    border-color 160ms ease,
    background-color 160ms ease,
    box-shadow 160ms ease;
}

.welcome-field-input::placeholder {
  color:
    rgba(224, 217, 206, 0.28);
}

.welcome-field-input:hover {
  border-color:
    rgba(236, 229, 218, 0.36);
}

.welcome-field-input:focus {
  border-color:
    rgba(246, 241, 233, 0.62);

  background:
    rgba(12, 15, 19, 0.56);

  box-shadow:
    0 0 0 3px
    rgba(246, 241, 233, 0.07);
}

.welcome-field-input:disabled {
  opacity:
    0.52;
}

.welcome-code-input {
  text-transform:
    uppercase;

  letter-spacing:
    0.12em;

  font-variant-numeric:
    tabular-nums;
}


/* ==========================================================================
   7.8 Primary Buttons
   ========================================================================== */

.welcome-primary-button {
  appearance:
    none;

  align-self:
    flex-start;

  min-width:
    7.8rem;

  min-height:
    2.45rem;

  display:
    inline-flex;

  align-items:
    center;

  justify-content:
    center;

  margin-top:
    0.2rem;

  padding:
    0.62rem
    1.35rem;

  border:
    1px solid
    rgba(236, 229, 218, 0.34);

  border-radius:
    999px;

  background:
    rgba(12, 15, 19, 0.34);

  color:
    rgba(246, 241, 233, 0.9);

  font-family:
    var(--font-ui-cjk),
    sans-serif;

  font-size:
    0.78rem;

  font-weight:
    500;

  line-height:
    1;

  letter-spacing:
    0.08em;

  cursor:
    pointer;

  box-shadow:
    0 0.55rem 1.6rem
    rgba(0, 0, 0, 0.12);

  transition:
    border-color 180ms ease,
    background-color 180ms ease,
    color 180ms ease,
    box-shadow 180ms ease,
    transform 180ms ease;
}

.welcome-primary-button:hover {
  transform:
    translateY(-1px);

  border-color:
    rgba(246, 241, 233, 0.66);

  background:
    rgba(24, 29, 35, 0.62);

  color:
    rgba(255, 252, 247, 1);

  box-shadow:
    0 0.75rem 2rem
    rgba(0, 0, 0, 0.22);
}

.welcome-primary-button:active {
  transform:
    translateY(0)
    scale(0.98);
}

.welcome-primary-button:focus-visible {
  outline:
    2px solid
    rgba(246, 241, 233, 0.84);

  outline-offset:
    3px;
}

.welcome-primary-button:disabled {
  opacity:
    0.46;

  cursor:
    default;

  transform:
    none;
}


.welcome-account-actions {
  display:
    flex;

  align-items:
    center;

  gap:
    1rem;
}

.welcome-account-recovery-link {
  appearance:
    none;

  padding:
    0;

  border:
    none;

  background:
    transparent;

  color:
    rgba(224, 217, 206, 0.56);

  font-family:
    var(--font-ui-cjk),
    sans-serif;

  font-size:
    0.72rem;

  line-height:
    1.4;

  cursor:
    pointer;
}

.welcome-account-recovery-link:hover {
  color:
    rgba(246, 241, 233, 0.9);

  text-decoration:
    underline;
}

.welcome-account-recovery-link:focus-visible {
  outline:
    2px solid
    rgba(246, 241, 233, 0.78);

  outline-offset:
    3px;

  border-radius:
    0.2rem;
}

.welcome-account-recovery-link:disabled {
  opacity:
    0.46;

  cursor:
    default;

  text-decoration:
    none;
}


/* ==========================================================================
   7.9 Guidance, Notes and Errors
   ========================================================================== */

.welcome-account-note {
  padding:
    0.75rem
    0.85rem;

  border:
    1px solid
    rgba(236, 229, 218, 0.12);

  border-radius:
    0.65rem;

  background:
    rgba(236, 229, 218, 0.035);

  color:
    rgba(224, 217, 206, 0.44);

  font-family:
    var(--font-ui-cjk),
    sans-serif;

  font-size:
    0.68rem;

  line-height:
    1.65;
}

.welcome-account-note {
  margin-top:
    1rem;
}

.welcome-account-note p {
  margin:
    0;
}

.welcome-account-note-title {
  margin-bottom:
    0.3rem !important;

  color:
    rgba(246, 241, 233, 0.68);

  font-weight:
    500;

  letter-spacing:
    0.04em;
}

.welcome-auth-error {
  margin:
    0.85rem
    0
    0;

  color:
    rgba(245, 174, 166, 0.92);

  font-family:
    var(--font-ui-cjk),
    sans-serif;

  font-size:
    0.72rem;

  line-height:
    1.55;
}

.welcome-auth-error[hidden] {
  display:
    none;
}

/* ==========================================================================
   8. Footer Metadata
   ========================================================================== */

.welcome-footer {
  position: absolute;
  right:
    clamp(2rem, 4vw, 3.2rem);
  bottom:
    clamp(1.5rem, 3.5vh, 2.2rem);
  left:
    clamp(2rem, 4vw, 3.2rem);

  z-index: 5;

  display: flex;
  align-items: flex-end;
  justify-content: space-between;

  gap:
    1.5rem;

  pointer-events:
    none;
}

.welcome-version {
  flex:
    0 0 auto;

  color:
    rgba(224, 217, 206, 0.38);

  font-family:
    var(--font-latin),
    sans-serif;

  font-size:
    0.62rem;

  line-height:
    1.4;

  letter-spacing:
    0.1em;

  text-transform:
    uppercase;

  font-variant-numeric:
    tabular-nums;
}

.welcome-version-value {
  font-weight:
    500;
}


/* ==========================================================================
   9. Missing Image Fallback
   ========================================================================== */

.welcome-screen.has-no-scene {
  background:
    radial-gradient(
      circle at 72% 28%,
      rgba(97, 116, 128, 0.18),
      transparent 30rem
    ),

    radial-gradient(
      circle at 24% 78%,
      rgba(86, 101, 112, 0.12),
      transparent 34rem
    ),

    linear-gradient(
      145deg,
      #11151a,
      #080a0d
    );
}

.welcome-screen.has-no-scene
.welcome-background {
  opacity:
    0;
}


/* ==========================================================================
   10. Entered State
   ========================================================================== */

/*
  Prevents the hidden Welcome Screen from affecting anything after entry.
*/

body.welcome-has-entered
.welcome-screen {
  pointer-events:
    none;
}

/* ==========================================================================
   11. Compact Desktop Protection
   ========================================================================== */

@media (max-width: 980px) {
  .welcome-content {
    padding:
      2.8rem
      3rem
      4rem;
  }

  .welcome-title-group {
    width:
      min(
        29rem,
        72%
      );
  }

  .welcome-access {
    width:
      min(
        44rem,
        90vw
      );
  }

  .welcome-access-workspace {
    grid-template-columns:
      11.5rem
      minmax(0, 1fr);
  }

  .welcome-auth-method-meta {
    display:
      none;
  }
}


@media (max-width: 760px) {
  .welcome-footer {
    z-index: 3;
  }

  .welcome-content {
    justify-content:
      flex-start;

    overflow-y:
      auto;

    padding:
      2rem
      2.2rem
      4.8rem;
  }

  .welcome-title-group {
    width:
      min(
        100%,
        29rem
      );

    flex:
      0 0 auto;

    transform:
      none;
  }

  .welcome-access {
    --welcome-workspace-height:
      auto;

    width:
      100%;

    flex:
      0 0 auto;
  }

  .welcome-access-header {
    align-items:
      flex-start;

    flex-direction:
      column;

    gap:
      0.45rem;
  }

  .welcome-access-workspace {
    grid-template-columns:
      1fr;
  }

  .welcome-auth-methods {
    display:
      grid;

    grid-template-columns:
      repeat(
        3,
        minmax(0, 1fr)
      );

    gap:
      0.4rem;

    border-right:
      none;

    border-bottom:
      1px solid
      rgba(236, 229, 218, 0.14);
  }

  .welcome-auth-method {
    min-height:
      3.4rem;

    grid-template-columns:
      1fr;

    justify-items:
      center;

    text-align:
      center;

    padding-right:
      0.5rem;

    padding-left:
      0.5rem;
  }

  #welcome-auth-tab-code
  .welcome-auth-method-label {
    align-items:
      center;
  }

  .welcome-auth-method-meta {
    display:
      none;
  }

  .welcome-auth-content {
    max-height:
      none;
  }

  .welcome-image-overlay {
    background:
      linear-gradient(
        to top,
        rgba(7, 9, 12, 0.92) 0%,
        rgba(7, 9, 12, 0.56) 58%,
        rgba(7, 9, 12, 0.2) 100%
      );
  }

  .welcome-description {
    max-width:
      100%;
  }
}


@media (max-height: 760px) and (min-width: 761px) {
  .welcome-content {
    justify-content:
      center;

    padding:
      1.8rem
      3.2rem
      2.8rem;
  }

  .welcome-brandmark {
    width:
      2rem;

    height:
      2rem;

    margin-bottom:
      0.75rem;
  }

  .welcome-subtitle {
    margin-top:
      0.45rem;
  }

  .welcome-description {
    margin-top:
      0.65rem;

    line-height:
      1.55;
  }

  .welcome-access {
    --welcome-workspace-height:
      19rem;

    margin-top:
      1rem;
  }

  .welcome-access-header {
    min-height:
      3.8rem;

    padding:
      0.75rem
      1rem;
  }

  .welcome-auth-content {
    max-height:
      none;

    padding:
      0.95rem
      1.1rem
      1rem;
  }

  .welcome-auth-method {
    min-height:
      4rem;
  }

  .welcome-footer {
    bottom:
      0.85rem;
  }
}

/* ==========================================================================
   12. Reduced Motion
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
  .welcome-screen,
  .welcome-image,
  .welcome-auth-method,
  .welcome-family-branch,
  .welcome-field-input,
  .welcome-primary-button,
  .welcome-system-indicator span {
    transition-duration:
      1ms !important;

    transition-delay:
      0ms !important;
  }

  .welcome-image {
    transform:
      none;
  }

  .welcome-system-indicator span {
    animation:
      none;
  }
}

/* Family Challenge additions */
.welcome-family-branch:disabled {
  opacity: 0.42;
  cursor: wait;
}

.welcome-family-branch:disabled:hover {
  border-color: rgba(236, 229, 218, 0.16);
  background: rgba(10, 13, 17, 0.24);
  color: rgba(224, 217, 206, 0.52);
}

.welcome-family-branch-other[aria-disabled="true"] {
  opacity: 0.58;
  cursor: help;
}

.welcome-family-branch-other[aria-disabled="true"]:hover,
.welcome-family-branch-other[aria-disabled="true"]:focus-visible {
  border-color: rgba(236, 229, 218, 0.28);
  background: rgba(236, 229, 218, 0.055);
  color: rgba(246, 241, 233, 0.74);
}

.welcome-family-guidance {
  margin-top: 0.85rem;
  padding: 0.75rem 0.85rem;
  border: 1px solid rgba(236, 229, 218, 0.14);
  border-radius: 0.65rem;
  background: rgba(236, 229, 218, 0.045);
  color: rgba(224, 217, 206, 0.5);
}

.welcome-family-guidance[hidden] {
  display: none;
}

.welcome-family-guidance-title,
.welcome-family-guidance-copy {
  margin: 0;
  font-family: var(--font-ui-cjk), sans-serif;
}

.welcome-family-guidance-title {
  color: rgba(246, 241, 233, 0.76);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.04em;
}

.welcome-family-guidance-copy {
  margin-top: 0.35rem;
  color: rgba(224, 217, 206, 0.48);
  font-size: 0.68rem;
  line-height: 1.65;
}

.welcome-family-challenge-popover {
  position: absolute;
  top: 50%;
  right: clamp(2rem, 5vw, 5rem);
  z-index: 10;

  width: min(39rem, calc(100vw - 4rem));
  max-height: calc(100dvh - 4rem);

  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-gutter: stable;

  padding: 1.15rem;

  border: 1px solid rgba(236, 229, 218, 0.24);
  border-radius: 1rem;

  background: rgba(8, 11, 15, 0.78);
  color: rgba(246, 241, 233, 0.94);

  box-shadow: 0 1.8rem 5rem rgba(0, 0, 0, 0.36);

  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);

  transform: translateY(-50%);

  pointer-events: auto;
}

.welcome-family-challenge-popover[hidden] {
  display: none;
}

.welcome-family-popover-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.25rem;

  margin-bottom: 1rem;
  padding-bottom: 0.85rem;

  border-bottom: 1px solid rgba(236, 229, 218, 0.14);
}

.welcome-family-popover-eyebrow {
  margin: 0 0 0.32rem;

  color: rgba(224, 217, 206, 0.38);

  font-family: var(--font-latin), sans-serif;
  font-size: 0.6rem;
  line-height: 1.3;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.welcome-family-popover-title-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.65rem;
}

.welcome-family-popover-title {
  margin: 0;

  color: rgba(246, 241, 233, 0.94);

  font-family: var(--font-ui-cjk), sans-serif;
  font-size: 1.08rem;
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: 0.05em;
}

.welcome-family-popover-branch {
  color: rgba(224, 217, 206, 0.5);

  font-family: var(--font-ui-cjk), sans-serif;
  font-size: 0.68rem;
  line-height: 1.4;
}

.welcome-family-popover-close {
  appearance: none;

  width: 2rem;
  height: 2rem;
  flex: 0 0 2rem;

  display: grid;
  place-items: center;

  padding: 0;

  border: 1px solid rgba(236, 229, 218, 0.16);
  border-radius: 999px;

  background: rgba(10, 13, 17, 0.22);
  color: rgba(224, 217, 206, 0.58);

  cursor: pointer;
}

.welcome-family-popover-close:hover {
  border-color: rgba(236, 229, 218, 0.34);
  background: rgba(236, 229, 218, 0.06);
  color: rgba(246, 241, 233, 0.92);
}

.welcome-family-popover-close:focus-visible {
  outline: 2px solid rgba(246, 241, 233, 0.78);
  outline-offset: 2px;
}

.welcome-family-challenge-popover .welcome-question-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.welcome-family-challenge-popover .welcome-question {
  min-width: 0;
}

.welcome-family-popover-feedback {
  padding: 0.75rem 0.85rem;

  border: 1px solid rgba(245, 174, 166, 0.2);
  border-radius: 0.65rem;

  background: rgba(245, 174, 166, 0.055);
}

.welcome-family-popover-feedback[hidden] {
  display: none;
}

.welcome-family-popover-feedback-title,
.welcome-family-popover-feedback-copy,
.welcome-family-popover-contact-copy {
  margin: 0;
  font-family: var(--font-ui-cjk), sans-serif;
}

.welcome-family-popover-feedback-title {
  color: rgba(245, 174, 166, 0.9);
  font-size: 0.7rem;
  font-weight: 500;
}

.welcome-family-popover-feedback-copy,
.welcome-family-popover-contact-copy {
  font-size: 0.68rem;
  line-height: 1.6;
}

.welcome-family-popover-feedback-copy {
  margin-top: 0.3rem;
  color: rgba(245, 196, 190, 0.78);
}

.welcome-family-popover-contact-copy {
  margin-top: 0.35rem;
  color: rgba(224, 217, 206, 0.52);
}

.welcome-family-challenge-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.welcome-secondary-button {
  appearance: none;
  min-height: 2.45rem;
  padding: 0.62rem 1.15rem;
  border: 1px solid rgba(236, 229, 218, 0.2);
  border-radius: 999px;
  background: rgba(10, 13, 17, 0.24);
  color: rgba(224, 217, 206, 0.66);
  font-family: var(--font-ui-cjk), sans-serif;
  font-size: 0.76rem;
  cursor: pointer;
}

.welcome-secondary-button:hover {
  border-color: rgba(236, 229, 218, 0.34);
  color: rgba(246, 241, 233, 0.9);
}

.welcome-secondary-button:disabled {
  opacity: 0.45;
  cursor: wait;
}


@media (max-width: 1100px) {
  .welcome-family-challenge-popover {
    right: auto;
    left: 50%;

    width: min(40rem, calc(100vw - 3rem));

    transform: translate(-50%, -50%);
  }
}

@media (max-width: 760px) {
  .welcome-family-challenge-popover {
    top: 50%;
    bottom: auto;
    left: 50%;
    right: auto;

    width:
      min(
        40rem,
        calc(100vw - 2rem)
      );

    max-height:
      calc(
        100dvh -
        2rem
      );

    transform:
      translate(
        -50%,
        -50%
      );
  }


  .welcome-family-challenge-actions {
    flex-wrap: wrap;
  }
}



/* ===========================================================================
   G1e — Account login feedback + application help
   ========================================================================== */

.welcome-account-description-row {
  position:
    relative;

  display:
    flex;

  align-items:
    baseline;

  flex-wrap:
    wrap;

  gap:
    0.45rem
    0.75rem;
}

.welcome-account-description-row
.welcome-auth-panel-description {
  margin-top:
    0.55rem;
}

.welcome-account-help-trigger {
  color:
    rgba(224, 217, 206, 0.48);

  font-family:
    var(--font-ui-cjk),
    sans-serif;

  font-size:
    0.68rem;

  line-height:
    1.5;

  cursor:
    help;

  text-decoration:
    underline;

  text-decoration-color:
    rgba(224, 217, 206, 0.22);

  text-underline-offset:
    0.16em;
}

.welcome-account-help-trigger:hover,
.welcome-account-help-trigger:focus-visible {
  color:
    rgba(246, 241, 233, 0.86);

  text-decoration-color:
    rgba(246, 241, 233, 0.5);
}

.welcome-account-help-trigger:focus-visible {
  outline:
    2px solid
    rgba(246, 241, 233, 0.72);

  outline-offset:
    3px;

  border-radius:
    0.2rem;
}

.welcome-account-help-popover {
  position:
    absolute;

  top:
    calc(100% + 0.55rem);

  right:
    0;

  z-index:
    12;

  width:
    min(
      23rem,
      calc(100vw - 4rem)
    );

  padding:
    0.8rem
    0.9rem;

  border:
    1px solid
    rgba(236, 229, 218, 0.18);

  border-radius:
    0.65rem;

  background:
    rgba(8, 11, 15, 0.94);

  box-shadow:
    0 1rem
    2.6rem
    rgba(0, 0, 0, 0.28);

  backdrop-filter:
    blur(16px);

  -webkit-backdrop-filter:
    blur(16px);
}

.welcome-account-help-popover[hidden] {
  display:
    none;
}

.welcome-account-help-title,
.welcome-account-help-copy {
  margin:
    0;

  font-family:
    var(--font-ui-cjk),
    sans-serif;
}

.welcome-account-help-title {
  color:
    rgba(246, 241, 233, 0.82);

  font-size:
    0.7rem;

  font-weight:
    500;
}

.welcome-account-help-copy {
  margin-top:
    0.35rem;

  color:
    rgba(224, 217, 206, 0.52);

  font-size:
    0.68rem;

  line-height:
    1.65;
}


.welcome-account-feedback {
  margin-top:
    0.95rem;

  padding:
    0.78rem
    0.85rem;

  border:
    1px solid
    rgba(236, 229, 218, 0.15);

  border-radius:
    0.65rem;

  background:
    rgba(236, 229, 218, 0.045);
}

.welcome-account-feedback[hidden] {
  display:
    none;
}

.welcome-account-feedback-title,
.welcome-account-feedback-copy {
  margin:
    0;

  font-family:
    var(--font-ui-cjk),
    sans-serif;
}

.welcome-account-feedback-title {
  color:
    rgba(246, 241, 233, 0.8);

  font-size:
    0.72rem;

  font-weight:
    500;

  letter-spacing:
    0.035em;
}

.welcome-account-feedback-copy {
  margin-top:
    0.38rem;

  color:
    rgba(224, 217, 206, 0.56);

  font-size:
    0.69rem;

  line-height:
    1.65;
}

.welcome-account-feedback[data-account-feedback="pending"] {
  border-color:
    rgba(220, 202, 146, 0.2);

  background:
    rgba(220, 202, 146, 0.04);
}

.welcome-account-feedback[data-account-feedback="rejected"],
.welcome-account-feedback[data-account-feedback="error"] {
  border-color:
    rgba(245, 174, 166, 0.18);

  background:
    rgba(245, 174, 166, 0.045);
}

@media (max-width: 760px) {
  .welcome-account-help-popover {
    right:
      auto;

    left:
      0;

    width:
      min(
        23rem,
        calc(100vw - 3rem)
      );
  }
}