:root {
  --cabin-unit-top: 29px;
  --cabin-unit-right: 36px;
  --cabin-unit-width: 108px;
  --cabin-unit-height: 56px;
  --cabin-control-gap: 6px;
  --reading-beam-color: color-mix(in srgb, #ffe0b6, #ffd8a6 var(--theme-mix));
  --reading-beam-strength: calc(.045 - var(--theme-progress) * .031);
  --reading-wash:
    radial-gradient(circle min(165vh, 118vw) at var(--reading-origin-x, 88vw) var(--reading-origin-y, 6vh), color-mix(in srgb, #fff2d62b, #ffdfb00d var(--theme-mix)) 0%, color-mix(in srgb, #fff2d621, #ffdfb00b var(--theme-mix)) 42%, color-mix(in srgb, #fff2d614, #ffdfb009 var(--theme-mix)) 72%, color-mix(in srgb, #fff2d608, #ffdfb007 var(--theme-mix)) 100%);
}
.cabin-service, .case-top-controls {
  --call-ink: color-mix(in srgb, #666, #a3a2a0 var(--theme-mix));
  --control-active-ink: var(--accent);
  --control-active-bg: var(--accent-soft);
  --control-active-glow: var(--accent-glow);
}
.cabin-service {
  position: fixed;
  z-index: 9;
  top: max(var(--cabin-unit-top), env(safe-area-inset-top));
  right: max(var(--cabin-unit-right), env(safe-area-inset-right));
  display: grid;
  place-items: center;
  width: var(--cabin-unit-width);
  height: var(--cabin-unit-height);
  padding: 4px;
  border: 1px solid color-mix(in srgb, var(--rule) 65%, transparent);
  border-radius: 28px;
  background: color-mix(in srgb, var(--card) 58%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 2px 10px #29476308;
}
.cabin-service.has-shade-shortcut { width: calc(var(--cabin-unit-width) + 44px + var(--cabin-control-gap)); }
.cabin-controls { position: relative; display: grid; grid-template-columns: repeat(2, 44px); gap: var(--cabin-control-gap); }
.has-shade-shortcut .cabin-controls { grid-template-columns: repeat(3, 44px); }
.cabin-control-button:not(:last-child)::after { content: ""; position: absolute; right: calc(var(--cabin-control-gap) / -2 - .5px); top: 13px; width: 1px; height: 18px; background: var(--rule); opacity: .65; }
.cabin-control-indicator {
  position: absolute;
  bottom: 5px;
  left: calc(50% - 4px);
  display: block;
  width: 8px;
  height: 2px;
  border-radius: 3px;
  background: #c5ced6;
  transition: background-color .25s, box-shadow .25s;
}
.cabin-control-button {
  --cabin-icon-fill: none;
  --cabin-icon-detail: currentColor;
  position: relative;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  padding: 4px;
  border: 0;
  border-radius: 50%;
  background: transparent;
  cursor: pointer;
  transition: background-color .2s, transform .2s;
}
.cabin-control-face {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  color: var(--call-ink);
  transition: color .3s, background-color .3s, box-shadow .3s;
}
.cabin-icon { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.cabin-icon-body { fill: var(--cabin-icon-fill); }
.cabin-icon-detail { stroke: var(--cabin-icon-detail); }
.cabin-shade[aria-pressed="false"] .cabin-window-handle { transform: translateY(-11px); }
:is(.cabin-control-button[aria-expanded="true"], .cabin-reading[aria-pressed="true"], .cabin-shade[aria-pressed="false"]) {
  --cabin-icon-fill: currentColor;
  --cabin-icon-detail: var(--paper);
}
.cabin-control-button:hover { background: var(--hover); }
.cabin-control-button:active { transform: scale(.95); }
:is(.cabin-control-button[aria-expanded="true"], .cabin-reading[aria-pressed="true"], .cabin-shade[aria-pressed="false"]) > .cabin-control-face { color: var(--control-active-ink); background: var(--control-active-bg); box-shadow: 0 0 10px var(--control-active-glow); }
:is(.cabin-control-button[aria-expanded="true"], .cabin-reading[aria-pressed="true"], .cabin-shade[aria-pressed="false"]) > .cabin-control-indicator { background: var(--accent-indicator); box-shadow: 0 0 5px var(--accent-glow), inset 0 1px 0 color-mix(in srgb, var(--accent-indicator) 40%, white); }
.reading-light-effect { position: fixed; inset: 0; z-index: -1; }
.reading-light-beam { position: absolute; inset: 0; display: block; width: 100%; height: 100%; overflow: hidden; pointer-events: none; }
.reading-beam-plume { opacity: var(--reading-beam-strength); }
.reading-light-effect, .footer-atmosphere::after, .header-atmosphere::after {
  background-image: var(--reading-wash);
  background-size: 100vw 100dvh;
  background-position: center bottom;
  background-repeat: no-repeat;
  pointer-events: none;
  opacity: 0;
  transition: opacity .55s cubic-bezier(.24, .72, .28, 1);
}
.reading-light-on .reading-beam-plume { animation: reading-beam-warmup .66s cubic-bezier(.24, .72, .28, 1) both; }
@keyframes reading-beam-warmup {
  0% { opacity: 0; }
  40% { opacity: calc(var(--reading-beam-strength) * 1.42); }
  100% { opacity: var(--reading-beam-strength); }
}
.footer-atmosphere::after, .header-atmosphere::after { content: ""; position: absolute; inset: 0; }
.header-atmosphere::after { background-position: center top; }
.reading-light-on .reading-light-effect, .reading-light-on .footer-atmosphere::after, .reading-light-on .header-atmosphere::after { opacity: 1; }
html.arriving .reading-light-effect { opacity: 0; }

.cabin-chat {
  --cabin-chat-top: calc(max(var(--cabin-unit-top), env(safe-area-inset-top)) + var(--cabin-unit-height) + 14px);
  position: fixed;
  inset: auto;
  top: var(--cabin-chat-top);
  right: max(var(--cabin-unit-right), env(safe-area-inset-right));
  width: min(360px, calc(100vw - 32px));
  height: min(420px, calc(100dvh - var(--cabin-chat-top) - 20px));
  max-height: calc(100dvh - var(--cabin-chat-top) - 20px);
  margin: 0;
  padding: 0;
  border: 1px solid color-mix(in srgb, var(--rule) 65%, var(--card));
  border-radius: 18px;
  background: var(--card);
  color: var(--ink);
  box-shadow: 0 12px 36px #17202e18, 0 2px 8px #17202e08;
  overflow: hidden;
}
.cabin-chat:popover-open { display: flex; flex-direction: column; animation: cabin-chat-in .24s var(--ease) both; }
.cabin-chat::backdrop { background: transparent; }
.cabin-chat-header { display: flex; align-items: center; justify-content: space-between; flex: none; padding: 12px 12px 0 18px; }
.cabin-chat-header h2 { margin: 0; font-size: 13px; font-weight: 500; line-height: 1.6; color: var(--body); }
.cabin-chat-close { flex: none; display: grid; place-items: center; width: 32px; height: 32px; border: 0; border-radius: 50%; padding: 7px; color: var(--muted); background: transparent; cursor: pointer; }
.cabin-chat-close:hover { background: var(--paper); color: var(--ink); }
.cabin-chat-close svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; }
.cabin-chat-body { display: flex; flex: 1; min-height: 0; padding: 20px 24px; overflow-y: auto; overscroll-behavior: contain; }
.cabin-messages { display: grid; flex: 1; place-items: center; }
.cabin-message { max-width: 260px; margin: 0; color: var(--ink); font-size: 18px; font-weight: 500; line-height: 1.5; text-align: center; text-wrap: balance; }
.cabin-chat-footer { flex: none; padding: 0 14px 12px; }
.cabin-preview-note { margin: 9px 0 0; color: color-mix(in srgb, var(--body) 75%, var(--card)); font-size: 10px; line-height: 1.5; text-align: center; }
.cabin-compose { border: 1px solid var(--rule); border-radius: 16px; background: color-mix(in srgb, var(--paper) 65%, var(--card)); overflow: hidden; transition: border-color .2s; }
.cabin-compose:focus-within { border-color: color-mix(in srgb, var(--body) 55%, var(--rule)); }
.cabin-compose textarea { display: block; width: 100%; min-height: 68px; max-height: 144px; resize: none; padding: 12px 14px 4px; border: 0; outline: none; background: transparent; color: var(--ink); font: 14px/1.6 var(--sans); scrollbar-width: thin; }
.cabin-compose textarea::placeholder { color: var(--muted); }
.cabin-compose-actions { display: flex; justify-content: flex-end; padding: 0 8px 8px; }
.cabin-send { width: 28px; height: 28px; display: grid; place-items: center; border: 0; border-radius: 50%; background: var(--ink); color: var(--card); padding: 5px; opacity: .28; cursor: not-allowed; }
.cabin-send svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
[data-theme="dark"] .cabin-service { box-shadow: 0 2px 10px #0000001f; }
[data-theme="dark"] .cabin-control-indicator { background: #454b53; box-shadow: inset 0 1px 1px #12181f, 0 1px 0 #8c9aad1c; }
[data-theme="dark"] :is(.cabin-control-button[aria-expanded="true"], .cabin-reading[aria-pressed="true"], .cabin-shade[aria-pressed="false"]) > .cabin-control-indicator { background: var(--accent-indicator); box-shadow: 0 0 7px var(--accent-glow); }
[data-theme="dark"] .cabin-chat { box-shadow: 0 12px 36px #0004; }
@keyframes cabin-chat-in { from { opacity: 0; transform: translateY(-6px) scale(.98); } to { opacity: 1; transform: translateY(0) scale(1); } }
@media (max-width: 760px) {
  :root { --cabin-unit-top: 12px; --cabin-unit-right: 13px; --cabin-unit-width: 104px; --cabin-unit-height: 54px; --cabin-control-gap: 4px; }
  .cabin-chat { width: min(360px, calc(100vw - 24px)); }
  .cabin-compose textarea { font-size: 16px; }
}
@media (max-width: 350px) {
  :root { --cabin-unit-right: 8px; }
}
@media (max-height: 500px) {
  :root { --cabin-unit-top: 12px; }
  .cabin-chat { top: 12px; height: calc(100dvh - 24px); max-height: calc(100dvh - 24px); }
  .cabin-chat-header { padding-top: 8px; }
  .cabin-chat-body { padding-block: 12px; }
  .cabin-chat-footer { padding-bottom: 8px; }
  .cabin-compose textarea { min-height: 44px; max-height: 96px; }
}
@media (min-width: 650px) and (max-height: 500px) {
  .cabin-chat { right: calc(max(var(--cabin-unit-right), env(safe-area-inset-right)) + var(--cabin-unit-width) + 16px); }
  .cabin-service.has-shade-shortcut ~ .cabin-chat { right: calc(max(var(--cabin-unit-right), env(safe-area-inset-right)) + var(--cabin-unit-width) + 44px + var(--cabin-control-gap) + 16px); }
}
@media (prefers-reduced-motion: reduce) {
  .cabin-service *, .cabin-chat, .cabin-chat *, .reading-light-effect, .reading-beam-plume, .footer-atmosphere::after, .header-atmosphere::after { animation: none !important; transition: none !important; }
}