:root {
  color-scheme: light;
  --canvas: #f8f7f2;
  --paper: #fff;
  --ink: #20322d;
  --muted: #4e615a;
  --line: #d5ded6;
  --green: #215a49;
  --sage: #e8f1e9;
  --error: #9b382b;
  font: 400 1rem/1.55 "Instrument Sans", system-ui, sans-serif;
  background: var(--canvas);
  color: var(--ink);
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; }
button, input, textarea { font: inherit; }
button { cursor: pointer; }
button:disabled { opacity: .65; cursor: default; }
a { color: var(--green); text-underline-offset: .2em; }
:is(button, input, textarea, a):focus-visible { outline: 3px solid var(--green); outline-offset: 3px; }
h1, h2, p { margin: 0; }
h1, h2 { font-family: "Instrument Serif", Georgia, serif; font-weight: 500; line-height: 1.18; }
h1 { font-size: clamp(1.33rem, 4vw, 1.8rem); }
h2 { font-size: 1.5rem; }

.site-header { border-bottom: 1px solid var(--line); background: var(--paper); }
.header-inner, .workspace { width: min(100%, 50rem); margin-inline: auto; padding-inline: clamp(.8rem, 4vw, 1.6rem); }
.header-inner { display: flex; align-items: center; gap: .7rem; min-height: 4.5rem; padding-block: .65rem; }
.monogram { display: grid; place-items: center; flex: none; width: 2.35rem; height: 2.35rem; border-radius: .7rem; background: var(--sage); color: var(--green); font: 500 1.35rem/1 Georgia, serif; }
.menu-button { margin-left: auto; }
.workspace-layout { display: flex; width: min(100%, 54rem); margin-inline: auto; }
.workspace { min-width: 0; padding-block: clamp(1rem, 4vw, 2rem); }
.chat-rail { position: sticky; top: .75rem; align-self: flex-start; flex: 0 0 3.75rem; display: grid; gap: .45rem; padding: .6rem .3rem .6rem .4rem; margin-top: .6rem; border-right: 1px solid var(--line); }
.rail-recent { display: grid; gap: .35rem; }
.rail-button { display: grid; justify-items: center; align-content: center; gap: .18rem; width: 100%; min-height: 2.75rem; padding: .2rem .1rem; border: 1px solid transparent; border-radius: .5rem; background: transparent; color: var(--muted); font-size: .68rem; line-height: 1.15; }
.rail-button:hover:not(:disabled), .rail-button[aria-current="true"] { border-color: var(--line); background: var(--sage); color: var(--green); }
.rail-button[aria-current="true"] { border-color: var(--green); }
.rail-icon { width: .92rem; height: .68rem; border: 1.5px solid currentColor; border-radius: .2rem; position: relative; margin-bottom: .12rem; }
.rail-icon::after { content: ""; position: absolute; bottom: -.22rem; left: .2rem; width: .3rem; height: .3rem; border-bottom: 1.5px solid currentColor; border-left: 1.5px solid currentColor; transform: skewY(-38deg); background: var(--canvas); }
.rail-button:hover .rail-icon::after, .rail-button[aria-current="true"] .rail-icon::after { background: var(--sage); }
.rail-icon-list { width: .95rem; height: .72rem; margin: 0; border: 0; background: repeating-linear-gradient(to bottom, currentColor 0 1.5px, transparent 1.5px 5px); }
.rail-icon-list::after { content: none; }
.login-panel { margin: clamp(1.5rem, 9vh, 5rem) auto 0; padding: clamp(1.1rem, 5vw, 1.7rem); width: min(100%, 24rem); background: var(--paper); border: 1px solid var(--line); border-radius: 1rem; }
.login-panel form { display: grid; gap: .6rem; margin-top: 1.1rem; }
.login-panel form button { margin-top: .35rem; }
.pin-fields { min-width: 0; margin: 0; padding: 0; border: 0; }
.pin-fields legend { padding: 0; margin-bottom: .55rem; }
.pin-boxes { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: .55rem; }
.pin-boxes input { min-height: 3.2rem; padding: .4rem; text-align: center; font-size: 1.35rem; }

.chat-panel, .transcript { display: grid; gap: .9rem; min-width: 0; }
.transcript { align-content: start; }
.message { min-width: 0; border-radius: .9rem; padding: .85rem 1rem; }
.message.assistant { background: var(--paper); border: 1px solid var(--line); }
.message.user { background: var(--sage); justify-self: end; width: fit-content; max-width: 89%; }
.message-heading { display: flex; align-items: baseline; flex-wrap: wrap; gap: .4rem; margin-bottom: .25rem; color: var(--muted); font-size: .8rem; font-weight: 600; }
.message-heading time { font-weight: 400; }
.message-text { white-space: pre-wrap; overflow-wrap: anywhere; }
.message-actions { display: flex; flex-wrap: wrap; gap: .45rem; margin-top: .7rem; }
.message-feedback { color: var(--muted); font-size: .86rem; }
.message-feedback:not(:empty) { margin-top: .45rem; }
.copy-fallback { width: 100%; margin-top: .65rem; }

.composer { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: .55rem; align-items: end; padding: .65rem; border: 1px solid var(--line); border-radius: .85rem; background: var(--paper); }
.composer > textarea, .composer-status, .attachments { grid-column: 1 / -1; }
.composer-status:empty { display: none; }
.composer-tools { display: flex; flex-wrap: wrap; gap: .4rem; align-items: center; }
.composer-tools .add-files { min-width: 2.75rem; padding: 0; font-size: 1.4rem; }
.site-import-status, .site-import-tools { display: grid; gap: .35rem; min-width: 0; }
.site-import-status:not([hidden]) { padding: .65rem .75rem; border: 1px solid var(--line); border-radius: .65rem; background: var(--paper); }
.site-import-tools { padding-bottom: .35rem; }
.site-import-actions { display: flex; flex-wrap: wrap; gap: .35rem; }
.site-import-actions .button { max-width: 100%; white-space: normal; }
.site-import-status > button, .site-import-tools > button { justify-self: start; max-width: 100%; white-space: normal; }
.site-import-progress { width: 100%; height: .35rem; accent-color: var(--green); }
.site-import-errors { font-size: .82rem; overflow-wrap: anywhere; }
.site-import-errors summary, .memory-tools summary { min-height: 2.75rem; align-content: center; cursor: pointer; }
.site-import-errors ul { margin: .25rem 0; padding-left: 1.1rem; }
#microphone[aria-pressed="true"] { color: var(--error); border-color: var(--error); }
.attachments { list-style: none; display: flex; flex-wrap: wrap; gap: .45rem; padding: 0; margin: 0; }
.attachment { min-width: 0; max-width: 100%; display: flex; align-items: center; flex-wrap: wrap; gap: .35rem; padding: .3rem .45rem; border: 1px solid var(--line); border-radius: .65rem; background: var(--canvas); }
.attachment-name { overflow-wrap: anywhere; font-size: .85rem; }
.attachment-state { color: var(--muted); font-size: .8rem; }
.attachment-state.error { color: var(--error); }
.attachment .button { min-height: 2rem; padding: .3rem .45rem; font-size: .78rem; }
.attachment .remove-file { min-width: 2rem; font-size: 1rem; }
input, textarea { width: 100%; min-width: 0; padding: .64rem .7rem; border: 1px solid var(--line); border-radius: .55rem; color: var(--ink); background: var(--canvas); }
textarea { display: block; resize: vertical; min-height: 3rem; }
.button { min-height: 2.75rem; display: inline-flex; align-items: center; justify-content: center; gap: .4rem; padding: .45rem .8rem; border: 1px solid transparent; border-radius: .55rem; line-height: 1.15; font-size: .88rem; font-weight: 600; white-space: nowrap; }
.primary { color: white; background: var(--green); }
.quiet { background: var(--paper); color: var(--ink); border-color: var(--line); }
.quiet:hover:not(:disabled) { background: var(--sage); }
.primary:hover:not(:disabled) { background: #184738; }
.status { color: var(--muted); font-size: .9rem; }
.workspace > .status:not(:empty) { margin-block: .7rem; }
.error { color: var(--error); }
.empty { padding: .8rem 0; color: var(--muted); }

dialog { width: min(calc(100% - 1.5rem), 37rem); max-height: min(48rem, 88dvh); padding: clamp(.85rem, 4vw, 1.4rem); border: 1px solid var(--line); border-radius: .9rem; background: var(--paper); color: var(--ink); }
dialog::backdrop { background: rgb(32 50 45 / 45%); }
.menu-heading { display: flex; align-items: center; justify-content: space-between; gap: .6rem; }
.menu-actions { display: flex; flex-wrap: wrap; gap: .45rem; margin-block: .85rem; }
.menu-actions button[aria-pressed="true"], .management-tabs button[aria-pressed="true"] { background: var(--sage); border-color: var(--green); color: var(--green); }
.logout { margin-left: auto; }
.menu-content { display: grid; gap: .5rem; }
.conversation-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: .35rem; }
.conversation { text-align: left; display: flex; justify-content: space-between; gap: .55rem; align-items: center; width: 100%; min-height: 2.75rem; padding: .6rem .75rem; border-radius: .55rem; color: var(--ink); border: 1px solid var(--line); background: var(--paper); }
.conversation:hover, .conversation[aria-current="true"] { background: var(--sage); }
.conversation span { min-width: 0; overflow-wrap: anywhere; }
.conversation time { flex: none; color: var(--muted); font-size: .76rem; }
.saved-note { border-top: 1px solid var(--line); padding: .7rem .1rem; }
.management-tabs { display: flex; flex-wrap: wrap; gap: .35rem; margin-bottom: .65rem; }
.management-tabs .button { padding-inline: .6rem; }
.management-resources { padding-block: .35rem; margin-bottom: .6rem; border-block: 1px solid var(--line); }
.management-resources > summary { min-height: 2.25rem; padding: .4rem 0; cursor: pointer; font-weight: 600; }
.resource-list { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.35fr); gap: .25rem .55rem; margin: .4rem 0; font-size: .82rem; }
.resource-list dd { margin: 0; overflow-wrap: anywhere; }
.resource-list dt { color: var(--muted); }
.management-card { min-width: 0; display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: start; gap: .15rem .4rem; padding: .55rem 0; border-top: 1px solid var(--line); }
.management-card .management-preview { display: contents; }
.management-preview summary { grid-row: 1; min-height: 2.75rem; align-content: center; cursor: pointer; overflow-wrap: anywhere; font-weight: 600; }
.management-preview-body { grid-column: 1 / -1; grid-row: 3; max-height: min(45dvh, 20rem); overflow: auto; overflow-wrap: anywhere; }
.management-preview-body h3 { margin: .65rem 0 .1rem; font-size: .9rem; }
.management-meta { grid-column: 1; grid-row: 2; color: var(--muted); font-size: .78rem; }
.management-card > .danger { grid-column: 2; grid-row: 1 / span 2; }
.danger { color: var(--error); }
.danger:hover:not(:disabled) { background: #f8eae7; }
.management-list { display: grid; gap: .2rem; }
.management-search { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: .4rem; margin-bottom: .25rem; }
.management-more { justify-self: start; margin-top: .45rem; }
.rules-text { padding: .65rem .75rem; background: var(--canvas); border: 1px solid var(--line); border-radius: .55rem; }
#menu-status:not(:empty) { margin: .5rem 0; }
.source-list { padding-left: 1.2rem; margin: .55rem 0 0; overflow-wrap: anywhere; }
.visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }

@media (max-width: 430px) {
  .header-inner { min-height: 3.8rem; }
  .message { padding-inline: .75rem; }
  .message.user { max-width: 95%; }
  .composer { padding: .5rem; }
  .logout { margin-left: 0; }
  .chat-rail { flex-basis: 2.55rem; padding-inline: .1rem; }
  .workspace-layout:has(.chat-rail:not([hidden])) .workspace { padding-inline: .4rem; }
  .composer-tools { gap: .3rem; }
  .composer .button, .management-card > .danger, .conversation-row > .danger { padding-inline: .55rem; font-size: .8rem; }
  .conversation { flex-wrap: wrap; gap: .15rem .4rem; }
}