/* Mesto v0.24: shared presence, proximity chat and Mesto-stamped Stellar identity. */

.world-canvas:focus {
  outline: none;
}

.world-canvas:focus-visible {
  box-shadow: inset 0 0 0 1px rgba(140, 231, 232, 0.7),
    inset 0 0 42px rgba(140, 231, 232, 0.05);
}

.control-hint {
  position: absolute;
  z-index: 19;
  left: 50%;
  bottom: 116px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  max-width: calc(100% - 48px);
  padding: 8px 11px;
  color: #c8d7dc;
  border: 1px solid rgba(140, 231, 232, 0.22);
  border-radius: 999px;
  background: rgba(4, 15, 21, 0.78);
  box-shadow: 0 9px 30px rgba(0, 0, 0, 0.24);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transform: translateX(-50%);
  transition: opacity 180ms ease, border-color 180ms ease,
    transform 180ms ease;
  font: 500 8px/1.25 Arial, Helvetica, sans-serif;
  letter-spacing: 0.08em;
  text-align: center;
  text-transform: uppercase;
}

button.control-hint {
  cursor: pointer;
}

.control-hint:hover,
.control-hint:focus-visible {
  color: #fff;
  border-color: rgba(140, 231, 232, 0.58);
}

.control-hint:focus-visible {
  outline: 2px solid rgba(140, 231, 232, 0.28);
  outline-offset: 3px;
}

.control-hint-hidden {
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 7px);
}

.avatar-roster {
  position: absolute;
  z-index: 16;
  right: 24px;
  bottom: 76px;
  display: grid;
  width: min(264px, calc(100% - 48px));
  gap: 2px;
  margin: 0;
  padding: 7px;
  color: #dce7e8;
  border: 1px solid rgba(151, 191, 206, 0.2);
  background: rgba(4, 15, 21, 0.72);
  box-shadow: 0 18px 54px rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  list-style: none;
  max-height: min(440px, calc(100svh - 170px));
  overflow-y: auto;
}

.avatar-roster::before {
  content: "ОБИТАТЕЛИ · ОБЩАЯ СЦЕНА";
  padding: 3px 5px 6px;
  color: rgba(148, 168, 184, 0.8);
  font: 700 7px/1 Arial, Helvetica, sans-serif;
  letter-spacing: 0.12em;
}

.avatar-roster-item {
  display: grid;
  grid-template-columns: 9px minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  min-height: 29px;
  padding: 6px;
  border: 1px solid transparent;
  transition: background-color 150ms ease, border-color 150ms ease;
}

.avatar-roster-item:hover,
.avatar-roster-item:focus-visible,
.avatar-roster-item:focus-within {
  border-color: rgba(140, 231, 232, 0.18);
  background: rgba(140, 231, 232, 0.055);
}

.avatar-roster-item:focus-visible {
  outline: 1px solid rgba(140, 231, 232, 0.55);
  outline-offset: -1px;
}

.avatar-swatch {
  width: 8px;
  height: 8px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 50%;
  background: var(--avatar-color, #8ce7e8);
  box-shadow: 0 0 10px color-mix(in srgb, var(--avatar-color, #8ce7e8) 65%, transparent);
}

.avatar-kind {
  min-width: 0;
  overflow: hidden;
  color: #d9e3e5;
  font: 10px/1.2 Georgia, "Times New Roman", serif;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.avatar-kind small {
  display: block;
  margin-top: 2px;
  color: rgba(148, 168, 184, 0.78);
  font: 600 6px/1.15 Arial, Helvetica, sans-serif;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.avatar-status {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: rgba(180, 199, 207, 0.76);
  font: 700 6px/1 Arial, Helvetica, sans-serif;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  white-space: nowrap;
}

.avatar-status::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #8ce7e8;
  box-shadow: 0 0 8px rgba(140, 231, 232, 0.7);
}

.avatar-status[data-state="procedural"]::before {
  background: #b790d3;
  box-shadow: 0 0 8px rgba(183, 144, 211, 0.62);
}

.avatar-status[data-state="online"]::before {
  background: #8ed6b4;
  box-shadow: 0 0 8px rgba(142, 214, 180, 0.72);
}

.avatar-status[data-state="verified"] {
  color: #f0c77b;
}

.avatar-status[data-state="verified"]::before {
  background: #f0b75e;
  box-shadow: 0 0 10px rgba(240, 183, 94, 0.86);
}

.identity-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  max-width: 220px;
  min-height: 30px;
  padding: 5px 9px 5px 6px;
  color: #dbe6e8;
  border: 1px solid rgba(140, 231, 232, 0.24);
  background: rgba(5, 17, 24, 0.82);
  cursor: pointer;
  font: 700 7px/1.1 Arial, Helvetica, sans-serif;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.identity-toggle:hover,
.identity-toggle:focus-visible,
.identity-toggle[aria-expanded="true"] {
  color: #fff;
  border-color: rgba(140, 231, 232, 0.58);
}

.identity-toggle.is-verified {
  color: #f2d395;
  border-color: rgba(240, 183, 94, 0.5);
}

.identity-label {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.mesto-seal,
.identity-seal-large {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  color: #07141b;
  border: 1px solid rgba(255, 242, 208, 0.72);
  background: #edb765;
  box-shadow: 0 0 16px rgba(237, 183, 101, 0.24);
  font-family: Georgia, "Times New Roman", serif;
  font-style: normal;
}

.mesto-seal {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  font-size: 10px;
}

.mesto-identity {
  position: absolute;
  z-index: 44;
  top: 72px;
  right: 24px;
  width: min(390px, calc(100% - 48px));
  color: var(--ink);
  border: 1px solid var(--line);
  border-top-color: rgba(237, 183, 101, 0.66);
  background: linear-gradient(180deg, rgba(12, 29, 38, 0.98), rgba(5, 16, 23, 0.97));
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.48);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-10px);
  transition: opacity 180ms ease, transform 180ms ease;
}

.mesto-identity.is-open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.mesto-identity > header {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr) 30px;
  align-items: center;
  gap: 11px;
  padding: 14px;
  border-bottom: 1px solid var(--line);
}

.identity-seal-large {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-size: 19px;
}

.mesto-identity > header strong {
  display: block;
  color: #f4d59a;
  font: 17px/1.1 Georgia, "Times New Roman", serif;
  font-weight: 400;
}

.mesto-identity > header span {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font: 700 6px/1.2 Arial, Helvetica, sans-serif;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.identity-close {
  width: 30px;
  height: 30px;
  color: var(--muted);
  border: 1px solid var(--line);
  cursor: pointer;
  font-size: 18px;
}

.identity-close:hover {
  color: #fff;
  border-color: rgba(237, 183, 101, 0.52);
}

.identity-body {
  padding: 16px;
}

.identity-guest > p,
.identity-verified > p {
  margin: 0 0 14px;
  color: #cad7da;
  font: 12px/1.5 Georgia, "Times New Roman", serif;
}

.identity-start,
.identity-open,
.identity-copy,
.identity-logout {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 9px 12px;
  border: 1px solid rgba(237, 183, 101, 0.46);
  cursor: pointer;
  font: 700 7px/1 Arial, Helvetica, sans-serif;
  letter-spacing: 0.09em;
  text-decoration: none;
  text-transform: uppercase;
}

.identity-start,
.identity-open {
  color: #07141b;
  background: #edb765;
}

.identity-copy,
.identity-logout {
  color: #e9d8b6;
  background: rgba(237, 183, 101, 0.06);
}

.identity-start:disabled {
  opacity: 0.62;
  cursor: wait;
}

.identity-request {
  display: grid;
  gap: 9px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.identity-request[hidden],
.identity-open[hidden],
.identity-guest[hidden],
.identity-verified[hidden] {
  display: none;
}

.identity-request label {
  color: var(--muted);
  font: 700 6px/1 Arial, Helvetica, sans-serif;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.identity-uri {
  display: block;
  width: 100%;
  margin-top: 6px;
  padding: 9px;
  color: #a9bdc3;
  border: 1px solid var(--line);
  outline: none;
  background: rgba(2, 9, 13, 0.75);
  font: 9px/1.3 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  text-overflow: ellipsis;
}

.identity-uri:focus {
  border-color: rgba(237, 183, 101, 0.58);
}

.identity-kicker {
  display: block;
  margin-bottom: 8px;
  color: #edb765;
  font: 700 7px/1 Arial, Helvetica, sans-serif;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.identity-account {
  display: block;
  margin-bottom: 8px;
  color: #fff;
  font: 22px/1 Georgia, "Times New Roman", serif;
}

.identity-status {
  min-height: 15px;
  margin: 12px 0 0;
  color: #d2ba8e;
  font: 9px/1.4 Arial, Helvetica, sans-serif;
}

.avatar-status[data-state="idle"]::before,
.avatar-status[data-state="offline"]::before {
  background: #758995;
  box-shadow: none;
}

.chat-toggle {
  position: absolute;
  z-index: 28;
  right: 160px;
  bottom: 24px;
  min-width: 112px;
  padding: 11px 14px;
  color: var(--ink);
  border: 1px solid var(--line);
  background: rgba(5, 17, 24, 0.84);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  cursor: pointer;
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.chat-toggle:hover,
.chat-toggle[aria-expanded="true"] {
  border-color: rgba(140, 231, 232, 0.58);
}

.chat-toggle.has-unread::after {
  content: "";
  position: absolute;
  top: 6px;
  right: 6px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 10px rgba(245, 188, 104, 0.72);
}

.proximity-chat {
  position: absolute;
  z-index: 31;
  right: 24px;
  bottom: 70px;
  width: min(360px, calc(100% - 48px));
  max-height: min(580px, calc(100svh - 130px));
  display: grid;
  grid-template-rows: auto auto minmax(110px, 1fr) auto;
  color: var(--ink);
  border: 1px solid var(--line);
  border-top-color: rgba(140, 231, 232, 0.55);
  background: linear-gradient(180deg, rgba(11, 30, 39, 0.96), rgba(5, 16, 23, 0.94));
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.42);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity 180ms ease, transform 180ms ease;
}

.proximity-chat.is-open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.proximity-chat > header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 15px 16px 13px;
  border-bottom: 1px solid var(--line);
}

.proximity-chat > header strong {
  display: block;
  font: 18px/1.1 Georgia, "Times New Roman", serif;
  font-weight: 400;
}

.chat-radius-state {
  display: block;
  margin-top: 5px;
  color: var(--muted);
  font-size: 7px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.chat-route-state { display:block; margin-top:6px; color:#e7c17f; font:700 8px/1.4 Arial,sans-serif; letter-spacing:.04em; }

.chat-close {
  width: 30px;
  height: 30px;
  color: var(--muted);
  border: 1px solid var(--line);
  cursor: pointer;
  font-size: 18px;
}

.chat-close:hover {
  color: #fff;
  border-color: rgba(140, 231, 232, 0.5);
}

.chat-messages {
  min-height: 150px;
  max-height: 310px;
  overflow-y: auto;
  padding: 14px 16px;
}
.chat-resident { display:grid; grid-template-columns:minmax(0,1fr) auto; gap:2px 10px; padding:7px 14px; border-bottom:1px solid rgba(151,191,206,.18); background:rgba(216,166,84,.07); }
.chat-resident strong { color:#e7c17f; font:15px/1.2 Georgia,serif; }
.chat-resident-state { color:#aebfc4; font:700 8px/1.4 Arial,sans-serif; letter-spacing:.08em; text-transform:uppercase; }
.chat-resident small { grid-column:1/-1; color:#91a5aa; font:7px/1.35 Arial,sans-serif; }
.chat-resident-thinking { margin:8px 0; color:#e7c17f; font:italic 13px/1.4 Georgia,serif; }
.chat-message.is-resident { border-left:2px solid #d8a654; background:rgba(216,166,84,.08); }
.chat-message.is-resident strong { color:#e7c17f; }
.resident-label { position:absolute; z-index:5; display:grid; gap:2px; padding:5px 8px; color:#f0d69e; border:1px solid rgba(216,166,84,.38); background:rgba(5,15,20,.82); pointer-events:none; transform:translate(-50%,-100%); white-space:nowrap; }
.resident-label strong { font:12px/1.2 Georgia,serif; }
.resident-label span { color:#d1b77d; font:7px/1.2 Arial,sans-serif; letter-spacing:.06em; text-transform:uppercase; }
.resident-label.is-near { border-color:#e2b966; box-shadow:0 0 18px rgba(216,166,84,.18); }
.chat-residents { overflow:auto; }
.chat-resident + .chat-resident { border-top:1px solid rgba(151,191,206,.1); }

.chat-empty {
  margin: 18px 4px;
  color: var(--muted);
  font: 12px/1.55 Georgia, "Times New Roman", serif;
}

.chat-message {
  max-width: 86%;
  margin: 0 0 10px;
  padding: 9px 11px;
  border: 1px solid var(--line);
  background: rgba(140, 231, 232, 0.045);
}

.chat-message.is-self {
  margin-left: auto;
  border-color: rgba(140, 231, 232, 0.24);
  background: rgba(140, 231, 232, 0.1);
}

.chat-message strong {
  display: block;
  margin-bottom: 4px;
  color: var(--cyan);
  font-size: 8px;
  letter-spacing: 0.06em;
}

.chat-message.is-verified strong::before {
  content: "М· ";
  color: #edb765;
}

.chat-message p {
  margin: 0;
  overflow-wrap: anywhere;
  color: #dce7e8;
  font: 12px/1.45 Georgia, "Times New Roman", serif;
}

.chat-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
  padding: 12px;
  border-top: 1px solid var(--line);
}

.chat-input {
  min-width: 0;
  padding: 10px 11px;
  color: var(--ink);
  border: 1px solid var(--line);
  outline: none;
  background: rgba(2, 10, 14, 0.68);
  font-size: 11px;
}

.chat-input:focus {
  border-color: rgba(140, 231, 232, 0.58);
}

.chat-input:disabled {
  color: rgba(148, 168, 184, 0.62);
  cursor: not-allowed;
}

.chat-send {
  padding: 9px 11px;
  color: var(--night);
  background: var(--cyan);
  cursor: pointer;
  font-size: 8px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.chat-send:disabled {
  opacity: 0.32;
  cursor: not-allowed;
}

@media (max-width: 720px) {
  .control-hint {
    bottom: 205px;
    max-width: calc(100% - 28px);
    padding: 7px 10px;
  }

  .avatar-roster {
    right: 12px;
    bottom: 145px;
    display: flex;
    width: auto;
    max-width: calc(100% - 126px);
    gap: 1px;
    overflow-x: auto;
    padding: 4px;
    scrollbar-width: none;
  }

  .chat-toggle {
    right: 132px;
    bottom: 24px;
    min-width: 102px;
    padding-inline: 10px;
  }

  .proximity-chat {
    left: 12px;
    right: 12px;
    bottom: 145px;
    width: auto;
    max-height: min(58svh, 440px);
  }

  .identity-toggle {
    max-width: 145px;
  }

  .mesto-identity {
    top: 68px;
    right: 12px;
    width: min(390px, calc(100% - 24px));
  }

  .chat-messages {
    min-height: 110px;
    max-height: 240px;
  }

  .avatar-roster::-webkit-scrollbar {
    display: none;
  }

  .avatar-roster::before,
  .avatar-kind small {
    display: none;
  }

  .avatar-roster-item {
    flex: 0 0 auto;
    grid-template-columns: 8px auto;
    gap: 5px;
    min-height: 26px;
    padding: 5px 6px;
  }

  .avatar-kind {
    max-width: 84px;
    font-size: 9px;
  }

  .avatar-status {
    grid-column: 1 / -1;
    padding-left: 13px;
    font-size: 5px;
  }

  .avatar-status::before {
    display: none;
  }
}

@media (max-width: 460px) {
  .avatar-roster {
    max-width: calc(100% - 118px);
  }

  .avatar-kind {
    max-width: 64px;
  }

  .chat-toggle {
    right: 126px;
    min-width: 96px;
    font-size: 8px;
  }

  .identity-toggle {
    max-width: 110px;
  }

  .identity-label {
    max-width: 72px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .control-hint,
  .avatar-roster-item,
  .proximity-chat,
  .mesto-identity {
    transition: none;
  }
}


/* v0.30d: explicit mobile wallet handoff and BSN-derived identity */
.identity-mobile-help { display: none; }
.identity-return-hint { margin: 0; color: #aebfc4; font: 10px/1.45 Arial, Helvetica, sans-serif; }
.identity-manual { border-top: 1px solid var(--line); padding-top: 9px; }
.identity-manual summary { color: var(--muted); cursor: pointer; font: 700 7px/1.3 Arial, Helvetica, sans-serif; letter-spacing: .08em; text-transform: uppercase; }
.identity-manual[open] summary { margin-bottom: 9px; color: #e9d8b6; }
.identity-manual .identity-copy { margin-top: 8px; }
.identity-public-key { display: block; margin: 0 0 9px; color: #9fb4bc; background: none; font: 9px/1.3 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }

@media (max-width: 720px), (pointer: coarse) {
  .mesto-identity { position: fixed; top: 64px; right: 8px; width: calc(100% - 16px); max-height: calc(100svh - 72px); overflow-y: auto; overscroll-behavior: contain; }
  .identity-body { padding: 14px; }
  .identity-desktop-help { display: none; }
  .identity-mobile-help { display: block; margin: 0 0 14px; color: #d7e1e2; font: 12px/1.55 Georgia, "Times New Roman", serif; }
  .identity-start, .identity-open { width: 100%; min-height: 46px; padding: 12px 14px; font-size: 9px; }
  .identity-request { gap: 12px; }
  .identity-return-hint { font-size: 11px; line-height: 1.5; }
  .identity-manual .identity-copy { width: 100%; min-height: 40px; }
  .identity-account { font-size: 24px; line-height: 1.1; }
}

/* v0.34: mobile controls, safe areas and accessibility */
.release-stamp { position:fixed; z-index:24; right:14px; top:76px; color:rgba(215,234,237,.68); font:600 10px/1.2 ui-monospace,SFMono-Regular,Consolas,monospace; letter-spacing:.06em; pointer-events:none; }
:where(button, a, input, summary, [tabindex]):focus-visible {
  outline: 2px solid rgba(140, 231, 232, .86);
  outline-offset: 3px;
}
.identity-close, .chat-close { min-width: 44px; min-height: 44px; }
.touch-pad button { -webkit-user-select: none; user-select: none; }
.touch-pad button.is-held, .touch-pad button[aria-pressed="true"] {
  color: #061018;
  border-color: rgba(140, 231, 232, .92);
  background: #8ce7e8;
  box-shadow: 0 0 22px rgba(140, 231, 232, .32);
  transform: translateY(1px) scale(.98);
}
.touch-pad .touch-action { color: #2c1b08; border-color: rgba(245,188,104,.78); background: rgba(245,188,104,.9); font-weight: 800; }
.touch-pad .touch-run { color: #d7eaed; border-color: rgba(151,191,206,.44); font-size: 8px; letter-spacing: .05em; text-transform: uppercase; }

@media (max-width: 720px), (pointer: coarse) {
  .mesto-world { min-height: 0; }
  .world-topbar { padding-top: max(12px, env(safe-area-inset-top)); padding-right: max(12px, env(safe-area-inset-right)); padding-left: max(12px, env(safe-area-inset-left)); }
  .touch-pad {
    z-index: 35;
    left: max(12px, env(safe-area-inset-left));
    bottom: max(12px, env(safe-area-inset-bottom));
    display: grid;
    grid-template-columns: repeat(3, 48px) 58px;
    grid-template-rows: repeat(2, 48px);
    gap: 5px;
    width: auto;
    height: auto;
  }
  .touch-pad button {
    min-width: 48px;
    min-height: 48px;
    padding: 0;
    color: #eef8f8;
    border: 1px solid rgba(140,231,232,.42);
    border-radius: 12px;
    background: rgba(5,18,25,.88);
    box-shadow: 0 8px 26px rgba(0,0,0,.24);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    font: 700 17px/1 Arial, Helvetica, sans-serif;
  }
  .touch-pad .touch-forward { grid-area: 1 / 2; }
  .touch-pad .touch-left { grid-area: 2 / 1; }
  .touch-pad .touch-back { grid-area: 2 / 2; }
  .touch-pad .touch-right { grid-area: 2 / 3; }
  .touch-pad .touch-run { grid-area: 1 / 4; min-width: 58px; }
  .touch-pad .touch-action { grid-area: 2 / 4; min-width: 58px; }
  .inspector-toggle { right: max(12px, env(safe-area-inset-right)); bottom: max(12px, env(safe-area-inset-bottom)); min-width: 104px; max-width: 112px; min-height: 48px; }
  .chat-toggle { right: max(12px, env(safe-area-inset-right)); bottom: calc(max(12px, env(safe-area-inset-bottom)) + 54px); min-width: 104px; min-height: 48px; }
  .place-index { bottom: calc(max(12px, env(safe-area-inset-bottom)) + 112px); }
  .avatar-roster { left: 12px; right: 12px; bottom: calc(max(12px, env(safe-area-inset-bottom)) + 158px); max-width: none; }
  .interaction-prompt, .control-hint { bottom: calc(max(12px, env(safe-area-inset-bottom)) + 207px); }
  .proximity-chat { bottom: calc(max(12px, env(safe-area-inset-bottom)) + 112px); max-height: min(58svh, 440px); }
  .world-inspector { bottom: calc(max(12px, env(safe-area-inset-bottom)) + 112px); max-height: 56svh; }
  .mesto-identity { top: calc(60px + env(safe-area-inset-top)); right: max(8px, env(safe-area-inset-right)); left: max(8px, env(safe-area-inset-left)); width: auto; max-height: calc(100svh - 68px - env(safe-area-inset-top) - env(safe-area-inset-bottom)); }
  .chat-form { grid-template-columns: minmax(0, 1fr); }
  .chat-input, .chat-send, .identity-start, .identity-open, .identity-copy, .identity-logout { min-height: 44px; }
  .chat-send { width: 100%; }
}

@media (max-width: 360px) {
  .touch-pad { grid-template-columns: repeat(3,44px) 52px; grid-template-rows: repeat(2,44px); gap:4px; }
  .touch-pad button { min-width:44px; min-height:44px; border-radius:10px; }
  .touch-pad .touch-run, .touch-pad .touch-action { min-width:52px; }
  .chat-toggle, .inspector-toggle { min-width:96px; max-width:100px; padding-inline:8px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .world-loading { transition: none; }
}

@media (prefers-contrast: more) {
  :root { --line: rgba(180, 220, 232, .62); }
  .touch-pad button, .identity-toggle, .chat-toggle, .inspector-toggle, .world-inspector, .proximity-chat, .mesto-identity { border-width: 2px; }
  .avatar-kind, .chat-message p, .identity-guest > p { color: #fff; }
}

/* v0.38: Montevoice hall */
.hall-empty { display:grid; gap:7px; padding:18px; color:#aebfc4; border:1px solid var(--line); background:rgba(3,13,18,.5); font:14px/1.45 Georgia,serif; }
.hall-empty strong { color:#f0f4ef; font-size:22px; font-weight:400; }
.hall-empty span { color:#91a5ad; font:10px/1.4 Arial,sans-serif; }
.hall-room { display:grid; gap:10px; padding:17px; border:1px solid rgba(140,231,232,.25); background:linear-gradient(145deg,rgba(140,231,232,.08),rgba(3,13,18,.5)); }
.hall-room > strong { color:#f0f5f1; font:24px/1.1 Georgia,serif; }
.hall-room > p { margin:0; color:#b4c7cd; font:11px/1.4 Arial,sans-serif; }
.hall-status { justify-self:start; padding:5px 7px; color:#a9bdc3; border:1px solid rgba(151,191,206,.28); font:800 7px/1 Arial,sans-serif; letter-spacing:.13em; text-transform:uppercase; }
.hall-status-live { color:#bdf0d6; border-color:rgba(142,214,180,.45); background:rgba(142,214,180,.08); }
.hall-enter { display:flex; align-items:center; justify-content:space-between; min-height:44px; margin-top:4px; padding:0 13px; color:#06141a; background:#8ce7e8; text-decoration:none; font:800 8px/1 Arial,sans-serif; letter-spacing:.1em; text-transform:uppercase; }
.hall-enter:hover,.hall-enter:focus-visible { background:#b3f3ef; outline:2px solid rgba(140,231,232,.3); outline-offset:3px; }

/* R-1: federation portals */
.portal-label{position:absolute;z-index:9;display:grid;gap:3px;min-width:112px;padding:7px 10px;cursor:pointer;transform:translate(-50%,-100%);border:1px solid rgba(97,122,130,.36);background:rgba(3,10,14,.9);color:#71838a;text-align:left;box-shadow:0 8px 24px rgba(0,0,0,.25)}
.portal-label strong{overflow:hidden;max-width:160px;font:14px/1.15 Georgia,serif;text-overflow:ellipsis;white-space:nowrap}.portal-label span{color:#708289;font:700 7px/1.2 Arial,sans-serif;letter-spacing:.1em;text-transform:uppercase}
.portal-label.is-online{color:#dffcf5;border-color:rgba(100,225,214,.65);background:rgba(3,24,29,.9);box-shadow:0 0 24px rgba(69,217,210,.25)}.portal-label.is-online span{color:#7edfd6}.portal-label:hover,.portal-label:focus-visible{border-color:#8ce7e8}
.portal-card{display:grid;gap:6px;margin-bottom:12px;padding:14px;border:1px solid var(--line);background:rgba(3,13,18,.5)}.portal-card span{font:800 8px/1 Arial,sans-serif;letter-spacing:.14em;text-transform:uppercase}.portal-card strong{font:23px/1.15 Georgia,serif;font-weight:400}.portal-card.is-online{color:#dffcf5;border-color:rgba(100,225,214,.42)}.portal-card.is-online span{color:#7edfd6}.portal-card.is-silent,.portal-silent{color:#85969c}.portal-silent{margin-top:13px;padding:12px;border:1px solid rgba(120,140,146,.24);background:rgba(2,8,11,.48);font:11px/1.5 Arial,sans-serif}
/* R-3: exact procedural avatars are rendered on a transparent Three.js layer. */
.avatar-overlay{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:2}
#three-scene{position:fixed;inset:0;width:100%;height:100%;display:block;z-index:0;pointer-events:none}
.three-portal-label{position:fixed;z-index:4;transform:translate(-50%,-100%);padding:.35rem .55rem;border:1px solid rgba(201,151,63,.7);border-radius:.4rem;background:rgba(6,16,24,.86);color:#fff1d6;font:600 12px/1.2 system-ui;pointer-events:none;white-space:nowrap}
.world-shell{position:relative;z-index:1}.world-stage{position:relative;z-index:0}
.legacy-scene-hidden,#root canvas{opacity:0}
.resident-label,.portal-label,.interaction-prompt,.crosshair,.control-hint,.touch-pad{z-index:3}
.building-sign{position:absolute;z-index:3;transform:translate(-50%,-50%);max-width:min(260px,42vw);padding:7px 10px;border:1px solid rgba(239,220,154,.72);border-radius:4px;background:rgba(19,46,38,.88);box-shadow:0 8px 24px rgba(0,0,0,.25);color:#f3df9d;pointer-events:none}
.building-sign strong,.building-sign span{display:block}.building-sign strong{font-size:11px;letter-spacing:.12em;text-transform:uppercase}.building-sign span{margin-top:3px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:12px;color:#f5eee0}

/* V-1: the scene keeps at least 85% of desktop width and the full mobile viewport. */
.scene-bar{position:fixed;z-index:45;top:0;bottom:0;left:0;display:flex;width:52px;flex-direction:column;border-right:1px solid rgba(201,151,63,.42);background:rgba(5,18,20,.88);backdrop-filter:blur(12px)}
.scene-bar button{min-width:52px;min-height:52px;padding:8px 4px;cursor:pointer;border-bottom:1px solid rgba(151,191,206,.18);color:#dce9e4;background:transparent;font:700 8px/1.2 Arial,sans-serif;letter-spacing:.08em;text-transform:uppercase}
.scene-bar button:hover,.scene-bar button:focus-visible{color:#fff;background:rgba(201,151,63,.17)}
.scene-bar-toggle{display:grid;gap:5px}.scene-bar-toggle span{color:#f0dfc0;font:700 8px/1 Arial,sans-serif;letter-spacing:.12em}.scene-bar-toggle strong{color:#9db4b1;font:600 6px/1 Arial,sans-serif}
.scene-chrome{position:fixed;z-index:19;top:0;bottom:0;left:52px;width:330px;pointer-events:none;opacity:0;border-right:1px solid var(--line);background:linear-gradient(115deg,rgba(5,18,22,.97),rgba(7,25,27,.92));transform:translateX(-102%);transition:transform .25s,opacity .2s;box-shadow:18px 0 48px rgba(0,0,0,.25)}
.scene-chrome-open .scene-chrome{pointer-events:auto;opacity:1;transform:none}
.world-topbar,.world-intro,.place-index,.avatar-roster,.movement-legend,.release-stamp{opacity:0;pointer-events:none;transition:opacity .18s}
.scene-chrome-open .world-topbar,.scene-chrome-open .world-intro,.scene-chrome-open .place-index,.scene-chrome-open .avatar-roster,.scene-chrome-open .movement-legend,.scene-chrome-open .release-stamp{opacity:1;pointer-events:auto}
.scene-chrome-open .world-topbar{top:0;right:auto;left:52px;width:330px;min-height:58px;padding:12px 14px;border-bottom:1px solid var(--line);background:transparent}
.scene-chrome-open .world-topbar .top-actions{gap:7px}.scene-chrome-open .world-topbar .source-state{display:none}.scene-chrome-open .wordmark small{display:none}
.scene-chrome-open .world-intro{top:78px;left:72px;width:290px}.scene-chrome-open .world-intro h1{font-size:38px}.scene-chrome-open .world-intro>p:last-child{font-size:10px}
.scene-chrome-open .place-index{right:auto;bottom:170px;left:68px;width:298px;flex-wrap:wrap}.scene-chrome-open .place-index button{flex:1 0 88px}
.scene-chrome-open .avatar-roster{right:auto;bottom:54px;left:68px;width:298px;max-height:104px;overflow:auto}.scene-chrome-open .movement-legend{bottom:22px;left:68px}.scene-chrome-open .movement-legend span:not(:first-child){display:none}.scene-chrome-open .release-stamp{top:auto;right:auto;bottom:8px;left:270px;font-size:7px}
.world-viewport{left:52px}.world-canvas{width:100%;height:100%}
@media(max-width:500px){
  .scene-bar{top:auto;right:0;bottom:0;width:auto;height:52px;flex-direction:row;border-top:1px solid rgba(201,151,63,.42);border-right:0}.scene-bar button{flex:1;min-height:52px}
  .scene-chrome{top:0;right:0;bottom:52px;left:0;width:auto;transform:translateY(102%)}.scene-chrome-open .scene-chrome{transform:none}.world-viewport{inset:0}
  .world-topbar,.world-intro,.place-index,.avatar-roster,.movement-legend,.release-stamp{display:none!important}.touch-pad{bottom:64px}.chat-toggle,.inspector-toggle{display:none}.proximity-chat,.world-inspector{bottom:64px;max-height:calc(100svh - 82px)}
  .scene-chrome-open .world-topbar{display:flex!important;top:0;left:0;width:100%;height:58px}.scene-chrome-open .world-intro{display:block!important;top:78px;left:18px;width:calc(100% - 36px)}.scene-chrome-open .world-intro>p:last-child{display:block}
  .scene-chrome-open .place-index{display:flex!important;right:16px;bottom:178px;left:16px;width:auto}.scene-chrome-open .avatar-roster{display:flex!important;right:16px;bottom:66px;left:16px;width:auto;max-width:none}.scene-chrome-open .movement-legend{display:flex!important;bottom:28px;left:18px}.scene-chrome-open .release-stamp{display:block!important;top:66px;right:12px;bottom:auto;left:auto}
}

/* Design loop 1: inexpensive sunlit life layer; no extra WebGL draw calls. */
.world-viewport::after{
  content:"";position:absolute;inset:0;z-index:2;pointer-events:none;
  background:linear-gradient(180deg,rgba(255,226,158,.23),rgba(245,220,168,.10) 44%,rgba(111,143,90,.13));
  mix-blend-mode:screen
}
.solarpunk-life{position:absolute;inset:0;z-index:3;overflow:hidden;pointer-events:none;color:#f7e6b3;font-family:Georgia,serif}
.life-canopy{position:absolute;inset:0 0 auto 0;height:19%;opacity:.92;background:
  radial-gradient(ellipse at 8% -8%,#416d42 0 13%,transparent 14%),
  radial-gradient(ellipse at 20% 0,#6f8f5a 0 12%,transparent 13%),
  radial-gradient(ellipse at 37% -8%,#3e5a3f 0 15%,transparent 16%),
  radial-gradient(ellipse at 58% -12%,#70985d 0 17%,transparent 18%),
  radial-gradient(ellipse at 79% -8%,#3e5a3f 0 15%,transparent 16%),
  radial-gradient(ellipse at 96% -4%,#6f8f5a 0 17%,transparent 18%)}
.life-wire{position:absolute;top:12%;left:5%;width:91%;height:16%;border-top:2px solid rgba(77,72,49,.72);border-radius:50%;transform:rotate(-2deg)}
.life-wire::before,.life-wire::after{content:"";position:absolute;width:10px;height:15px;border-radius:50% 50% 45% 45%;background:#c9973f;box-shadow:0 0 13px #ffd98b}
.life-wire::before{left:28%;top:-5px}.life-wire::after{right:22%;top:5px}
.life-market{position:absolute;right:2.5%;bottom:11%;display:grid;grid-template-columns:repeat(3,42px);gap:7px;align-items:end;filter:drop-shadow(0 8px 6px rgba(31,48,36,.24))}
.life-market i{display:block;height:52px;border:2px solid rgba(92,73,48,.85);border-top:13px solid #c9973f;background:rgba(226,214,192,.62);transform:skewY(-3deg)}
.life-market i:nth-child(2){height:72px;border-top-color:#6f8f5a}.life-market i:nth-child(3){height:45px;border-top-color:#a9744f}
.life-signs{position:absolute;right:3%;top:25%;display:grid;gap:8px;width:142px}
.life-signs span{padding:7px 9px;border:1px solid rgba(82,75,46,.78);border-radius:10px 2px 10px 2px;background:rgba(111,143,90,.88);box-shadow:3px 3px 0 rgba(201,151,63,.65);font-size:10px;letter-spacing:.06em;text-align:center}
.life-signs span:last-child{justify-self:end;width:82px;background:rgba(169,116,79,.88)}
.life-garden{position:absolute;left:4%;bottom:8%;width:30%;height:16%;border-bottom:8px solid rgba(169,116,79,.8);background:repeating-radial-gradient(ellipse at bottom,#6f8f5a 0 8px,#3e5a3f 9px 14px,transparent 15px 28px);opacity:.9}
.life-birds{position:absolute;top:22%;left:46%;font:22px/1 serif;letter-spacing:14px;color:#3e5a3f;opacity:.9}
@media(max-width:500px){.life-signs{top:19%;right:3%;width:104px}.life-signs span{padding:5px;font-size:8px}.life-market{right:2%;bottom:18%;grid-template-columns:repeat(3,28px);gap:4px}.life-market i{height:38px}.life-market i:nth-child(2){height:52px}.life-garden{bottom:15%;width:42%}.life-birds{left:35%;top:16%;font-size:16px}.world-viewport::after{background:linear-gradient(180deg,rgba(255,226,158,.27),rgba(245,220,168,.12) 48%,rgba(111,143,90,.14))}}

/* Design loop 6: keep scene chrome translucent and out of the lower third. */
.scene-bar,.scene-chrome,.world-topbar,.world-intro,.place-index,.avatar-roster,.movement-legend,.release-stamp,.chat-toggle,.inspector-toggle,.proximity-chat,.world-inspector,.mesto-identity,.interaction-prompt,.control-hint,.touch-pad{--ui-glass-opacity:.70}
.scene-bar,.scene-chrome,.chat-toggle,.inspector-toggle,.interaction-prompt,.control-hint,.touch-pad{opacity:var(--ui-glass-opacity)}
.proximity-chat,.mesto-identity,.world-inspector{opacity:0;pointer-events:none}
.proximity-chat.is-open,.mesto-identity.is-open,.world-inspector.is-open{opacity:var(--ui-glass-opacity);pointer-events:auto}
.scene-bar,.scene-chrome,.world-topbar,.world-intro,.place-index,.avatar-roster,.chat-toggle,.inspector-toggle,.proximity-chat,.world-inspector,.mesto-identity,.interaction-prompt,.control-hint,.touch-pad{backdrop-filter:none;-webkit-backdrop-filter:none}
.scene-chrome-open .scene-chrome{opacity:.70}
.scene-chrome-open .world-topbar,.scene-chrome-open .world-intro,.scene-chrome-open .place-index,.scene-chrome-open .avatar-roster,.scene-chrome-open .movement-legend,.scene-chrome-open .release-stamp{opacity:.70}
.life-signs{top:10px;right:auto;left:50%;width:auto;max-width:calc(100% - 140px);display:flex;gap:7px;transform:translateX(-50%)}
.life-signs span,.life-signs span:last-child{width:auto;min-width:0;padding:6px 10px;white-space:nowrap}
.control-hint.control-hint-hidden{opacity:0}
@media(max-width:500px){
  .scene-bar{height:52px;max-height:80px;background:rgba(5,18,20,.70)}
  .scene-bar button{min-height:52px;padding-block:4px}
  .life-signs{top:10px;right:auto;left:50%;width:auto;max-width:calc(100% - 24px);gap:4px;transform:translateX(-50%)}
  .life-signs span,.life-signs span:last-child{width:auto;padding:5px 7px;font-size:7px}
}