/* Hallmark · macrostructure: Product-led workspace · genre: modern-minimal · theme: Cobalt
 * design-system: design.md · pre-emit critique: P4 H5 E4 S5 R4 V4 */
@import url('./tokens.css');

html, body { margin: 0; min-width: 320px; overflow-x: clip; }
body { background: var(--color-paper); color: var(--color-ink); font-family: var(--font-body); font-size: var(--text-base); line-height: 1.55; }
* { box-sizing: border-box; }
[hidden] { display: none !important; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
button { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid var(--color-focus); outline-offset: 3px; }
.shell { width: min(100% - 2.5rem, 72rem); margin-inline: auto; }
.icon { display: inline-block; width: 1.125rem; height: 1.125rem; flex: 0 0 auto; background: currentColor; mask-position: center; mask-repeat: no-repeat; mask-size: contain; -webkit-mask-position: center; -webkit-mask-repeat: no-repeat; -webkit-mask-size: contain; }
.icon-arrow { mask-image: url('./icons/arrow-up-right.svg'); -webkit-mask-image: url('./icons/arrow-up-right.svg'); }
.icon-chevron { mask-image: url('./icons/chevron-right.svg'); -webkit-mask-image: url('./icons/chevron-right.svg'); }
.icon-plus { mask-image: url('./icons/plus.svg'); -webkit-mask-image: url('./icons/plus.svg'); }
.icon-settings { mask-image: url('./icons/settings.svg'); -webkit-mask-image: url('./icons/settings.svg'); }
.icon-trash { mask-image: url('./icons/trash.svg'); -webkit-mask-image: url('./icons/trash.svg'); }
.icon-download { mask-image: url('./icons/download.svg'); -webkit-mask-image: url('./icons/download.svg'); }
.icon-upload { mask-image: url('./icons/upload.svg'); -webkit-mask-image: url('./icons/upload.svg'); }
.icon-send { mask-image: url('./icons/send.svg'); -webkit-mask-image: url('./icons/send.svg'); }
.icon-external { mask-image: url('./icons/external-link.svg'); -webkit-mask-image: url('./icons/external-link.svg'); }
.icon-message { mask-image: url('./icons/message-circle.svg'); -webkit-mask-image: url('./icons/message-circle.svg'); }
.icon-file { mask-image: url('./icons/file.svg'); -webkit-mask-image: url('./icons/file.svg'); }
.icon-link { mask-image: url('./icons/link.svg'); -webkit-mask-image: url('./icons/link.svg'); }
.icon-lock { mask-image: url('./icons/lock.svg'); -webkit-mask-image: url('./icons/lock.svg'); }
.icon-book { mask-image: url('./icons/book-2.svg'); -webkit-mask-image: url('./icons/book-2.svg'); }
.icon-folder { mask-image: url('./icons/folder.svg'); -webkit-mask-image: url('./icons/folder.svg'); }
.icon-board { mask-image: url('./icons/layout-board.svg'); -webkit-mask-image: url('./icons/layout-board.svg'); }

.site-header, .app-header { border-bottom: var(--rule-hairline); background: color-mix(in oklch, var(--color-paper), white 32%); }
.nav-row, .app-header-row { min-height: 4.75rem; display: flex; align-items: center; justify-content: space-between; gap: var(--space-xl); }
.wordmark { display: inline-flex; align-items: center; gap: 0.38rem; color: var(--color-ink); font-family: var(--font-display); font-size: 1.625rem; font-weight: 690; letter-spacing: -0.075em; line-height: 1; white-space: nowrap; }
.wordmark img { width: 1.48em; height: 1.48em; flex: 0 0 auto; object-fit: contain; }
.wordmark-text > span { color: var(--color-accent); }
.brand-loader { position: relative; width: 1.25rem; height: 1.25rem; display: inline-grid; place-items: center; flex: 0 0 auto; }
.brand-loader::before { position: absolute; inset: -2px; border: 1.5px solid color-mix(in oklch, var(--color-accent), transparent 82%); border-top-color: var(--color-accent); border-radius: 50%; content: ""; animation: intranest-orbit 0.9s linear infinite; }
.brand-loader img { width: 100%; height: 100%; object-fit: contain; animation: intranest-breathe 1.6s ease-in-out infinite; }
.brand-loader--inline { width: 1rem; height: 1rem; }
.brand-loader--button { width: 1.05rem; height: 1.05rem; }
.brand-loading, .status-loading { display: inline-flex; align-items: center; gap: var(--space-sm); color: var(--color-muted); }
.brand-loading { min-height: 4rem; padding: var(--space-md); font-size: var(--text-sm); }
.status-loading { min-height: 1.4rem; }
.brand-loader--large { width: 3.5rem; height: 3.5rem; }
@keyframes intranest-orbit { to { transform: rotate(360deg); } }
@keyframes intranest-breathe { 50% { transform: scale(0.88); opacity: 0.78; } }
.button.is-busy .icon-arrow { display: none; }
.main-nav, .nav-actions, .admin-head-actions { display: flex; align-items: center; gap: var(--space-lg); }
.main-nav a, .footer-links a, .text-link { color: var(--color-muted); font-size: var(--text-sm); font-weight: 540; transition: color var(--dur-fast) var(--ease-out); }
.main-nav a:hover, .footer-links a:hover, .text-link:hover { color: var(--color-accent); }
.language-toggle { border: 0; background: transparent; color: var(--color-muted); cursor: pointer; font-size: var(--text-sm); padding: var(--space-sm); white-space: nowrap; }
.language-toggle:hover { color: var(--color-accent); }
.button { min-height: 2.875rem; border: 1px solid transparent; border-radius: var(--radius-sm); display: inline-flex; align-items: center; justify-content: center; gap: var(--space-sm); padding: 0.75rem 1.125rem; cursor: pointer; font-size: var(--text-sm); font-weight: 620; line-height: 1.2; white-space: nowrap; transition: color var(--dur-fast) var(--ease-out), background-color var(--dur-fast) var(--ease-out), border-color var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out); }
.button:hover:not(:disabled) { transform: translateY(-1px); }
.button:active:not(:disabled) { transform: translateY(0); }
.button:disabled { cursor: wait; opacity: 0.62; }
.button-small { min-height: 2.45rem; padding: 0.55rem 0.9rem; }
.button-primary { background: var(--color-accent); color: white; }
.button-primary:hover:not(:disabled) { background: var(--color-accent-hover); }
.button-outline { border-color: var(--color-rule); background: var(--color-surface); color: var(--color-ink); }
.button-outline:hover:not(:disabled) { border-color: var(--color-accent); color: var(--color-accent); }
.button-quiet { background: transparent; color: var(--color-muted); }
.button-quiet:hover { background: var(--color-soft); color: var(--color-ink); }
.eyebrow { margin: 0 0 var(--space-md); color: var(--color-accent); font-size: var(--text-xs); font-weight: 680; letter-spacing: 0.12em; line-height: 1.35; text-transform: uppercase; }
.hero { display: grid; grid-template-columns: minmax(0, 0.93fr) minmax(0, 1.07fr); align-items: center; gap: clamp(3rem, 7vw, 6.5rem); padding-block: clamp(4.5rem, 8vw, 7.25rem); }
.hero-copy { max-width: 33rem; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { font-family: var(--font-display); font-style: normal; font-weight: 650; line-height: 1.13; letter-spacing: -0.045em; overflow-wrap: anywhere; }
.hero h1 { max-width: 10ch; margin-bottom: var(--space-lg); font-size: clamp(3.15rem, 6.1vw, var(--text-display)); }
.hero-lede { max-width: 34rem; margin-bottom: var(--space-xl); color: var(--color-muted); font-size: var(--text-lg); line-height: 1.65; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: var(--space-lg); }
.hero-actions .text-link { display: inline-flex; align-items: center; gap: var(--space-xs); white-space: nowrap; }
.hero-note { display: flex; align-items: center; gap: var(--space-sm); margin: var(--space-xl) 0 0; color: var(--color-muted); font-size: var(--text-sm); }
.status-dot { display: inline-block; width: 0.625rem; height: 0.625rem; border-radius: 50%; background: var(--color-good); flex: 0 0 auto; }
.status-dot-muted { background: var(--color-muted); }
.extension-preview { overflow: hidden; border: 1px solid var(--color-rule); border-radius: var(--radius-md); background: var(--color-surface); padding: clamp(1.25rem, 3vw, 2rem); }
.preview-top { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--space-md); padding-bottom: var(--space-lg); border-bottom: var(--rule-hairline); }
.preview-wordmark { font-size: 1.8rem; }
.server-line { display: flex; align-items: center; gap: var(--space-sm); margin: var(--space-lg) 0 0; color: var(--color-accent); font-size: var(--text-sm); }
.line-rule { height: 1px; background: var(--color-accent); flex: 1; }
.server-summary { display: grid; gap: var(--space-xs); padding-top: var(--space-xs); color: var(--color-muted); font-size: var(--text-xs); text-align: right; }
.server-summary strong { color: var(--color-ink); font-size: var(--text-sm); font-weight: 590; }
.preview-list-head { padding: var(--space-lg) 0 var(--space-sm); }
.preview-list-head h2 { margin: 0; font-size: var(--text-xl); }
.preview-link-row { min-height: 5.25rem; display: grid; grid-template-columns: 2rem 2.75rem minmax(0, 1fr) 1.125rem; align-items: center; gap: var(--space-sm); border-bottom: var(--rule-hairline); }
.preview-index { color: var(--color-muted); font-size: var(--text-sm); font-variant-numeric: tabular-nums; }
.tile-icon { width: 2.625rem; height: 2.625rem; display: grid; place-items: center; border-radius: var(--radius-sm); color: white; }
.tile-icon .icon { width: 1.5rem; height: 1.5rem; }
.tile-blue { background: var(--color-blue-tile); }
.tile-green { background: var(--color-green-tile); }
.tile-coral { background: var(--color-coral-tile); }
.preview-link-copy { min-width: 0; display: flex; flex-wrap: wrap; align-items: baseline; column-gap: var(--space-sm); row-gap: 0; }
.preview-link-copy strong { overflow: hidden; color: var(--color-ink); font-size: var(--text-sm); font-weight: 640; text-overflow: ellipsis; white-space: nowrap; }
.preview-link-copy small { overflow: hidden; color: var(--color-muted); font-size: var(--text-xs); text-overflow: ellipsis; white-space: nowrap; }
.preview-arrow { color: var(--color-muted); }
.preview-footer { min-height: 4rem; display: flex; align-items: center; gap: var(--space-sm); color: var(--color-accent); font-weight: 590; }
.preview-settings { align-self: stretch; display: grid; place-items: center; border-left: var(--rule-hairline); margin-left: auto; padding-left: var(--space-md); color: var(--color-muted); }
.local-first { padding-block: clamp(3.5rem, 7vw, 6rem); background: var(--color-soft); }
.local-grid { display: grid; grid-template-columns: minmax(0, 0.95fr) minmax(17rem, 0.75fr); align-items: start; gap: clamp(3rem, 10vw, 9rem); }
.local-copy h2, .setup-heading h2, .download-row h2 { max-width: 16ch; margin-bottom: var(--space-md); font-size: clamp(2.1rem, 4vw, 3.25rem); }
.local-copy > p:last-child { max-width: 39rem; margin: 0; color: var(--color-muted); line-height: 1.7; }
.principles-list { list-style: none; margin: 0; padding: 0; }
.principles-list li { min-height: 3.75rem; display: flex; align-items: center; gap: var(--space-lg); border-bottom: var(--rule-hairline); font-weight: 570; }
.principle-mark { color: var(--color-accent); font-size: var(--text-xs); font-variant-numeric: tabular-nums; }
.feature-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-xl); margin-top: clamp(3rem, 7vw, 5rem); }
.feature-row { display: grid; grid-template-columns: 2rem minmax(0, 1fr); align-items: start; gap: var(--space-md); padding-top: var(--space-lg); border-top: 1px solid color-mix(in oklch, var(--color-muted), transparent 68%); }
.feature-icon { margin-top: 0.1rem; color: var(--color-accent); }
.feature-row h3 { margin-bottom: var(--space-sm); font-size: var(--text-lg); }
.feature-row p { max-width: 20rem; margin: 0; color: var(--color-muted); font-size: var(--text-sm); line-height: 1.6; }
.setup-section { display: grid; grid-template-columns: minmax(12rem, 0.7fr) minmax(0, 1.3fr); gap: clamp(2.5rem, 8vw, 7rem); padding-block: clamp(4rem, 8vw, 7rem); }
.setup-heading h2 { max-width: 11ch; }
.steps-list { list-style: none; margin: 0; padding: 0; }
.steps-list li { display: grid; grid-template-columns: 2.75rem minmax(0, 1fr); gap: var(--space-lg); padding: 0 0 var(--space-lg); margin-bottom: var(--space-lg); border-bottom: var(--rule-hairline); }
.steps-list li:last-child { margin-bottom: 0; }
.steps-list li > span { padding-top: 0.12rem; color: var(--color-accent); font-size: var(--text-xs); font-variant-numeric: tabular-nums; }
.steps-list h3 { margin-bottom: var(--space-xs); font-size: var(--text-lg); }
.steps-list p { max-width: 39rem; margin: 0; color: var(--color-muted); font-size: var(--text-sm); }
.download-section { background: var(--color-ink); color: white; padding-block: clamp(3rem, 6vw, 5rem); }
.download-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: var(--space-2xl); }
.download-row h2 { margin-bottom: var(--space-sm); font-size: clamp(2rem, 4vw, 3rem); }
.download-row p { max-width: 40rem; margin: 0; color: color-mix(in oklch, white, transparent 26%); }
.download-actions { display: grid; justify-items: start; gap: var(--space-sm); }
.download-actions .button-primary { background: white; color: var(--color-ink); }
.download-actions .button-primary:hover { background: var(--color-accent-soft); }
.download-actions .button-outline { border-color: color-mix(in oklch, white, transparent 63%); background: transparent; color: white; }
.download-actions .button-outline:hover { border-color: white; }
.download-actions .text-link { margin-top: var(--space-xs); color: color-mix(in oklch, white, transparent 22%); }
.site-footer { border-top: var(--rule-hairline); }
.footer-row { min-height: 5.5rem; display: flex; align-items: center; gap: var(--space-xl); }
.footer-row .wordmark { font-size: 1.375rem; }
.footer-links { display: flex; flex-wrap: wrap; gap: var(--space-lg); margin-left: auto; }
.footer-copy { color: var(--color-muted); font-size: var(--text-xs); white-space: nowrap; }

/* Static guides and legal pages */
.document-shell { width: min(100% - 2.5rem, 52rem); margin-inline: auto; padding-block: clamp(3rem, 7vw, 6rem); }
.document-shell h1 { margin-bottom: var(--space-md); font-size: clamp(2.5rem, 5vw, 4rem); }
.document-intro { max-width: 43rem; margin-bottom: var(--space-2xl); color: var(--color-muted); font-size: var(--text-lg); }
.document-meta { margin: calc(-1 * var(--space-sm)) 0 var(--space-2xl); color: var(--color-muted); font-size: var(--text-xs); }
.document-section { padding-block: var(--space-lg); border-top: var(--rule-hairline); }
.document-section h2 { margin-bottom: var(--space-sm); font-size: var(--text-xl); }
.document-section p { max-width: 45rem; margin: 0; color: var(--color-muted); line-height: 1.75; }
.document-section + .document-section { margin-top: var(--space-sm); }

/* Admin connection and workspace */
.admin-body { min-height: 100vh; }
.app-header-row { min-height: 4.25rem; }
.admin-head-actions { gap: var(--space-md); }
.connection-indicator { display: inline-flex; align-items: center; gap: var(--space-sm); color: var(--color-muted); font-size: var(--text-xs); letter-spacing: 0.06em; }
.admin-shell { min-height: calc(100vh - 4.25rem); padding-block: clamp(2.5rem, 6vw, 5rem); }
.connect-panel { width: min(100%, 39rem); margin: 0 auto; padding-top: clamp(1.5rem, 6vh, 4rem); }
.connect-panel h1 { max-width: 13ch; margin-bottom: var(--space-md); font-size: clamp(2.65rem, 6vw, 4.25rem); }
.panel-intro { max-width: 36rem; margin-bottom: var(--space-xl); color: var(--color-muted); line-height: 1.7; }
.connect-form { display: grid; gap: var(--space-sm); }
.connect-form label, .inline-form label, .chat-form label, .settings-form label { margin-top: var(--space-sm); color: var(--color-ink); font-size: var(--text-sm); font-weight: 590; }
input, textarea { width: 100%; min-height: 2.9rem; border: 1px solid var(--color-rule); border-radius: var(--radius-sm); background: var(--color-surface); color: var(--color-ink); padding: 0.75rem 0.875rem; outline: none; transition: border-color var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out); }
input::placeholder, textarea::placeholder { color: color-mix(in oklch, var(--color-muted), transparent 24%); }
input:focus, textarea:focus { border-color: var(--color-accent); box-shadow: 0 0 0 3px color-mix(in oklch, var(--color-accent), transparent 84%); }
textarea { min-height: 5rem; resize: vertical; }
.button-wide { width: 100%; margin-top: var(--space-md); }
.form-status { min-height: 1.4rem; margin: var(--space-xs) 0 0; color: var(--color-muted); font-size: var(--text-sm); }
.form-status.is-error { color: var(--color-danger); }
.privacy-note, .local-network-note { display: flex; align-items: flex-start; gap: var(--space-sm); margin: var(--space-lg) 0 0; color: var(--color-muted); font-size: var(--text-xs); line-height: 1.6; }
.privacy-note .icon { width: 1rem; height: 1rem; margin-top: 0.1rem; color: var(--color-accent); }
.local-network-note { display: block; padding-left: 1.5rem; }
.workspace { width: min(100%, 66rem); margin: 0 auto; }
.workspace-head { display: flex; align-items: center; justify-content: space-between; gap: var(--space-lg); }
.workspace-head h1 { margin: 0; font-size: clamp(2rem, 4vw, 3rem); }
.workspace-head .eyebrow { margin-bottom: var(--space-xs); }
.server-strip { min-height: 3.125rem; display: flex; align-items: center; gap: var(--space-sm); margin-top: var(--space-lg); border-top: var(--rule-hairline); border-bottom: var(--rule-hairline); color: var(--color-good); font-size: var(--text-sm); }
.server-strip-address { overflow: hidden; margin-left: var(--space-xs); color: var(--color-muted); font-size: var(--text-xs); text-overflow: ellipsis; white-space: nowrap; }
.server-strip .text-link { margin-left: auto; white-space: nowrap; }
.workspace-tabs { display: flex; gap: var(--space-lg); overflow-x: auto; border-bottom: var(--rule-hairline); margin-top: var(--space-md); scrollbar-width: thin; }
.workspace-tab { min-height: 3.25rem; border: 0; border-bottom: 2px solid transparent; background: transparent; color: var(--color-muted); cursor: pointer; padding: 0 var(--space-xs); font-size: var(--text-sm); font-weight: 570; white-space: nowrap; }
.workspace-tab:hover, .workspace-tab.is-active { color: var(--color-accent); }
.workspace-tab.is-active { border-bottom-color: var(--color-accent); }
.workspace-view { padding-top: var(--space-xl); }
.section-heading { display: flex; align-items: center; justify-content: space-between; gap: var(--space-md); margin-bottom: var(--space-md); }
.chat-heading-actions { display: flex; align-items: center; gap: var(--space-md); }
.section-heading h2 { margin: 0; font-size: var(--text-xl); }
.section-heading .icon { width: 1rem; height: 1rem; }
.inline-form { display: grid; gap: var(--space-sm); border: var(--rule-hairline); border-radius: var(--radius-md); background: var(--color-surface); margin-bottom: var(--space-lg); padding: var(--space-lg); }
.inline-form[hidden] { display: none; }
.form-actions { display: flex; flex-wrap: wrap; gap: var(--space-sm); margin-top: var(--space-sm); }
.managed-list { border-top: var(--rule-hairline); }
.managed-row { min-height: 4.5rem; display: flex; align-items: center; justify-content: space-between; gap: var(--space-md); border-bottom: var(--rule-hairline); padding-block: var(--space-sm); }
.managed-copy { min-width: 0; display: grid; gap: 0.125rem; }
.managed-title { overflow: hidden; color: var(--color-ink); font-size: var(--text-sm); font-weight: 620; text-overflow: ellipsis; white-space: nowrap; }
a.managed-title:hover { color: var(--color-accent); }
.managed-subtitle { overflow: hidden; color: var(--color-muted); font-size: var(--text-xs); text-overflow: ellipsis; white-space: nowrap; }
.row-actions { display: flex; gap: var(--space-xs); }
.icon-button { width: 2.5rem; height: 2.5rem; display: inline-grid; place-items: center; border: 0; border-radius: var(--radius-sm); background: transparent; color: var(--color-muted); cursor: pointer; }
.icon-button:hover { background: var(--color-accent-soft); color: var(--color-accent); }
.icon-button.danger-button:hover { background: color-mix(in oklch, var(--color-danger), white 92%); color: var(--color-danger); }
.icon-button:disabled { cursor: wait; opacity: 0.6; }
.empty-state { padding: var(--space-xl) var(--space-md); color: var(--color-muted); font-size: var(--text-sm); text-align: center; }
.live-mark { display: inline-flex; align-items: center; gap: var(--space-sm); color: var(--color-good); font-size: var(--text-xs); }
.chat-log { height: min(48vh, 28rem); min-height: 15rem; overflow-y: auto; border-top: var(--rule-hairline); border-bottom: var(--rule-hairline); padding: var(--space-md) 0; }
.chat-message { max-width: 48rem; padding: var(--space-sm) 0 var(--space-md); }
.chat-message + .chat-message { border-top: var(--rule-hairline); }
.chat-message-meta { display: flex; align-items: baseline; gap: var(--space-sm); color: var(--color-muted); font-size: var(--text-xs); }
.chat-message-meta strong { color: var(--color-ink); font-size: var(--text-sm); }
.chat-message p { margin: var(--space-xs) 0 0; overflow-wrap: anywhere; white-space: pre-wrap; }
.chat-form { display: grid; gap: var(--space-sm); margin-top: var(--space-md); }
.chat-compose { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: end; gap: var(--space-sm); }
.chat-compose textarea { min-height: 3rem; }
.upload-form { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-sm); }
.file-picker { min-height: 2.875rem; display: inline-flex; align-items: center; border: 1px solid var(--color-rule); border-radius: var(--radius-sm); background: var(--color-surface); cursor: pointer; padding: 0.5rem 0.875rem; color: var(--color-muted); font-size: var(--text-sm); }
.file-picker:hover { border-color: var(--color-accent); color: var(--color-accent); }
.file-picker input { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; }
.help-note { margin: var(--space-sm) 0 var(--space-lg); color: var(--color-muted); font-size: var(--text-xs); }
.settings-form { max-width: 25rem; display: grid; gap: var(--space-sm); }
.retention-input { display: flex; align-items: center; gap: var(--space-sm); }
.retention-input input { width: 8rem; }
.retention-input span { color: var(--color-muted); font-size: var(--text-sm); }
.toast { position: fixed; z-index: 10; right: var(--space-lg); bottom: var(--space-lg); max-width: min(32rem, calc(100vw - 2rem)); border: 1px solid var(--color-rule); border-radius: var(--radius-sm); background: var(--color-ink); color: white; padding: 0.75rem 1rem; opacity: 0; pointer-events: none; transform: translateY(0.5rem); transition: transform var(--dur-normal) var(--ease-out), opacity var(--dur-normal) var(--ease-out); }
.toast.is-visible { opacity: 1; transform: translateY(0); }
.toast.is-error { background: var(--color-danger); }

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; gap: var(--space-2xl); padding-block: var(--space-3xl); }
  .hero-copy { max-width: 42rem; }
  .hero h1 { max-width: 13ch; }
  .extension-preview { width: min(100%, 40rem); justify-self: center; }
  .download-row { grid-template-columns: 1fr; }
  .download-actions { grid-template-columns: repeat(2, max-content); align-items: center; }
  .download-actions .text-link { grid-column: 1 / -1; }
}
@media (max-width: 680px) {
  .shell { width: min(100% - 2rem, 72rem); }
  .nav-row { min-height: 4.25rem; gap: var(--space-sm); }
  .main-nav { display: none; }
  .nav-actions { gap: var(--space-xs); margin-left: auto; }
  .nav-actions .button { padding-inline: 0.75rem; }
  .wordmark { font-size: 1.45rem; }
  .hero { gap: var(--space-xl); padding-block: var(--space-2xl); }
  .hero h1 { max-width: 13ch; font-size: clamp(2.65rem, 12vw, 3.75rem); }
  .hero-lede { font-size: var(--text-base); }
  .extension-preview { padding: var(--space-md); }
  .preview-top { gap: var(--space-sm); }
  .preview-wordmark { font-size: 1.55rem; }
  .preview-link-row { min-height: 4.5rem; grid-template-columns: 1.5rem 2.375rem minmax(0, 1fr) 1rem; gap: 0.375rem; }
  .tile-icon { width: 2.25rem; height: 2.25rem; }
  .preview-link-copy { display: grid; gap: 0.05rem; }
  .preview-link-copy strong { max-width: 100%; font-size: var(--text-xs); }
  .preview-link-copy small { font-size: 0.6875rem; }
  .local-grid { grid-template-columns: 1fr; gap: var(--space-xl); }
  .feature-list { grid-template-columns: 1fr; gap: var(--space-md); margin-top: var(--space-2xl); }
  .feature-row { grid-template-columns: 1.75rem minmax(0, 1fr); padding-top: var(--space-md); }
  .feature-row p { max-width: 37rem; }
  .setup-section { grid-template-columns: 1fr; gap: var(--space-lg); }
  .download-actions { grid-template-columns: 1fr; justify-items: stretch; }
  .download-actions .text-link { grid-column: auto; }
  .download-actions .button { width: 100%; }
  .footer-row { flex-wrap: wrap; padding-block: var(--space-md); }
  .footer-links { order: 3; width: 100%; margin-left: 0; }
  .footer-copy { margin-left: auto; }
  .admin-head-actions { gap: var(--space-sm); }
  .connection-indicator { display: none; }
  .admin-shell { padding-block: var(--space-xl); }
  .workspace-head { align-items: flex-start; }
  .server-strip { gap: var(--space-xs); font-size: var(--text-xs); }
  .server-strip-address { max-width: 34vw; }
  .workspace-tabs { gap: var(--space-md); }
  .chat-compose { grid-template-columns: 1fr; }
  .chat-compose .button { justify-self: end; }
  .chat-heading-actions { gap: var(--space-sm); }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}
.doc-link-row { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-sm); margin: var(--space-md) 0 0; }

/* Hallmark · genre: modern-minimal · macrostructure: Product-led workspace
 * theme: Cobalt · design-system: design.md · designed-as-app
 * pre-emit critique: P4 H5 E4 S5 R4 V4 */
.icon-search { mask-image: url('./icons/search.svg'); -webkit-mask-image: url('./icons/search.svg'); }
.shell { width: min(100% - 48px, 1200px); }
.site-header { background: var(--color-surface); }
.nav-row { min-height: 80px; gap: var(--space-lg); }
.main-nav a, .footer-links a { white-space: nowrap; }
.nav-actions > .button { background: var(--color-navy); color: var(--color-on-dark); }
.language-toggle { min-height: 44px; border-radius: var(--radius-sm); }
.language-toggle:hover { background: var(--color-soft); }
.eyebrow { font-size: 11px; letter-spacing: .06em; text-transform: none; }
.marketing-body { background: var(--color-surface); }
.marketing-body .hero { position: relative; width: 100%; padding: 88px max(24px, calc((100% - 1200px)/2)) 96px; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 72px; background: var(--color-navy); color: var(--color-on-dark); }
.hero-copy { max-width: 590px; }
.hero .eyebrow { display: inline-flex; align-items: center; min-height: 32px; padding: 6px 12px; margin-bottom: 28px; border: 1px solid var(--color-dark-rule); border-radius: 6px; color: var(--color-dark-accent); font-size: var(--text-xs); letter-spacing: .02em; }
.hero h1 { max-width: 12ch; font-size: clamp(40px, 4.6vw, 64px); line-height: 1.16; font-weight: 750; letter-spacing: -.055em; }
:lang(ko) .hero h1 { max-width: 10ch; word-break: keep-all; overflow-wrap: normal; font-size: clamp(38px, 4.3vw, 58px); line-height: 1.3; }
.hero-lede { max-width: 440px; color: var(--color-dark-muted); font-size: 17px; margin-block: 24px 32px; }
.hero-actions { gap: 24px; }
.hero-actions .button { min-height: 50px; padding-inline: 24px; }
.hero-actions .text-link { color: var(--color-on-dark); }
.hero-note { color: var(--color-dark-muted); font-size: var(--text-xs); margin-top: 36px; }
.hero-note .status-dot { width: 6px; height: 6px; background: var(--color-dark-accent); }
.extension-preview { position: relative; min-width: 0; background: var(--color-paper); color: var(--color-ink); border: 0; padding: 24px; border-radius: 20px; box-shadow: var(--shadow-raised); }
.preview-caption { margin: 0 0 20px; color: var(--color-muted); font-size: 11px; }
.preview-top { gap: 12px; padding-bottom: 20px; }
.preview-wordmark { font-size: 22px; }
.server-line { margin-top: 16px; font-size: 11px; color: var(--color-good); }
.server-line .line-rule { display: none; }
.server-summary { font-size: 11px; }
.server-summary strong { font-size: var(--text-xs); }
.preview-list-head { padding-top: 20px; }
.preview-list-head h2 { font-size: 18px; }
.preview-link-row { min-height: 74px; grid-template-columns: 44px minmax(0, 1fr) 18px; gap: 14px; border: 1px solid var(--color-rule); border-radius: 12px; background: var(--color-surface); padding: 12px; margin-top: 10px; }
.preview-link-copy { display: grid; gap: 4px; }
.preview-link-copy strong { font-size: var(--text-sm); }
.preview-link-copy small { font-size: 11px; }
.tile-icon { border-radius: 10px; }
.preview-footer { margin-top: 12px; min-height: 48px; font-size: var(--text-sm); }
.local-first { background: var(--color-surface); padding-block: 88px; }
.local-grid { grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: 80px; }
.local-copy h2, .setup-heading h2 { font-size: clamp(28px, 3vw, 40px); letter-spacing: -.045em; line-height: 1.25; }
.local-copy p { font-size: var(--text-sm); }
.principles-list { padding: 4px 24px; border: 1px solid var(--color-rule); border-radius: var(--radius-md); background: var(--color-paper); }
.principles-list li { min-height: 56px; gap: 16px; font-size: var(--text-sm); }
.principles-list li:last-child { border: 0; }
.principle-mark { display: grid; place-items: center; width: 24px; height: 24px; font-size: 0; background: var(--color-good-soft); color: var(--color-good); border-radius: 50%; }
.principle-mark::before { content: '✓'; font-size: var(--text-sm); }
.feature-list { gap: 0; border-top: 1px solid var(--color-rule); margin-top: 56px; padding-top: 32px; }
.feature-row { border: 0; padding: 0 32px; grid-template-columns: 36px minmax(0, 1fr); }
.feature-row:first-child { padding-left: 0; }
.feature-row:last-child { padding-right: 0; }
.feature-row + .feature-row { border-left: 1px solid var(--color-rule); }
.feature-icon { width: 24px; height: 24px; margin-top: 4px; }
.feature-row h3 { font-size: 17px; }
.setup-section { padding-block: 72px; border-top: 1px solid var(--color-rule); }
.steps-list li { padding-bottom: 20px; margin-bottom: 20px; }
.steps-list li > span { width: 36px; height: 36px; display: grid; place-items: center; background: var(--color-accent-soft); border-radius: 10px; font-weight: 650; }
.steps-list h3 { font-size: 17px; }
.download-section { background: var(--color-paper); color: var(--color-ink); border-top: 1px solid var(--color-rule); padding-block: 64px; }
.download-row h2 { font-size: clamp(28px, 3vw, 36px); line-height: 1.3; }
.download-row p { color: var(--color-muted); font-size: var(--text-sm); max-width: 500px; }
.download-actions .button-primary { background: var(--color-accent); color: var(--color-accent-ink); }
.download-actions .button-primary:hover { background: var(--color-accent-hover); }
.download-actions .button-outline { background: var(--color-surface); color: var(--color-ink); border-color: var(--color-rule); }
.download-actions .button-outline:hover { border-color: var(--color-accent); }
.download-actions .text-link { color: var(--color-muted); }
.site-footer { background: var(--color-surface); }
.document-shell { width: min(100% - 48px, 840px); margin-block: 40px 64px; padding: 48px; border: 1px solid var(--color-rule); border-radius: var(--radius-lg); background: var(--color-surface); box-shadow: var(--shadow-sm); }
.document-shell h1 { font-size: clamp(30px, 4vw, 42px); line-height: 1.3; }
.document-intro { font-size: var(--text-base); }
.document-section { padding-block: 28px; }
.document-section h2 { font-size: 20px; line-height: 1.4; }
.document-section p { font-size: var(--text-sm); line-height: 1.9; }
/* Connection: a deliberate two-part onboarding surface. */
.admin-body { background: var(--color-paper); }
.app-header { background: var(--color-surface); }
.app-header-row { min-height: 72px; }
.admin-shell { width: min(100% - 48px, 1360px); padding-block: 36px; }
.connect-panel { width: min(100%, 1000px); display: grid; grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); padding: 0; margin: 28px auto; overflow: clip; border: 1px solid var(--color-rule); border-radius: 24px; background: var(--color-surface); box-shadow: var(--shadow-panel); }
.connect-story { display: flex; flex-direction: column; align-items: flex-start; background: var(--color-navy); color: var(--color-on-dark); padding: 48px 40px; }
.connection-art { width: 76px; height: 76px; display: grid; place-items: center; border: 1px solid var(--color-dark-rule); border-radius: 22px; background: var(--color-navy-raised); margin-bottom: 36px; }
.connection-art img { width: 60px; height: 60px; }
.connect-story h2 { font-size: 32px; letter-spacing: -.045em; line-height: 1.3; margin-bottom: 16px; }
.connect-story > p { color: var(--color-dark-muted); font-size: var(--text-sm); line-height: 1.8; max-width: 300px; }
.connect-features { list-style: none; display: grid; gap: 20px; padding: 0; margin: 32px 0 48px; }
.connect-features li { display: flex; align-items: center; gap: 12px; font-size: var(--text-sm); }
.connect-features .icon { color: var(--color-dark-accent); }
.story-note { margin-top: auto; color: var(--color-dark-muted); font-size: 11px; }
.connect-fields { padding: 48px 40px; }
.connect-fields .eyebrow { margin-bottom: 12px; color: var(--color-muted); }
.connect-panel h1 { font-size: 30px; max-width: none; line-height: 1.35; letter-spacing: -.04em; margin-bottom: 12px; }
.panel-intro { font-size: var(--text-sm); margin-bottom: 28px; }
.connect-form { gap: 8px; }
.connect-form label { margin-top: 12px; font-size: var(--text-xs); }
.connect-form .button-wide { margin-top: 16px; min-height: 48px; }
.privacy-note { margin-top: 20px; font-size: 11px; }
.local-network-note { margin-top: 8px; padding: 0; font-size: 11px; }
/* Workspace: consistent navigation, useful density, dedicated working surface. */
.workspace { width: 100%; min-height: 690px; display: grid; grid-template-columns: 236px minmax(0, 1fr); border: 1px solid var(--color-rule); border-radius: 20px; overflow: clip; background: var(--color-surface); box-shadow: var(--shadow-panel); }
.workspace-sidebar { display: flex; flex-direction: column; background: var(--color-navy); color: var(--color-on-dark); padding: 28px 16px; }
.sidebar-title { display: flex; align-items: center; gap: 12px; padding: 0 12px 32px; }
.workspace-symbol { width: 36px; height: 36px; display: grid; place-items: center; border-radius: 11px; background: var(--color-accent); color: var(--color-accent-ink); font-family: var(--font-display); font-size: 20px; font-weight: 750; }
.sidebar-title > div { display: grid; gap: 4px; }
.sidebar-title strong { font-size: var(--text-sm); }
.sidebar-title small { color: var(--color-dark-muted); font-size: 10px; }
.workspace-tabs { display: grid; gap: 6px; margin: 0; border: 0; overflow: visible; }
.workspace-tab { display: flex; align-items: center; gap: 12px; width: 100%; min-height: 48px; padding: 12px 16px; border: 0; border-radius: 10px; color: var(--color-dark-muted); text-align: left; }
.workspace-tab .icon { width: 18px; height: 18px; }
.workspace-tab:hover { color: var(--color-on-dark); background: var(--color-navy-raised); }
.workspace-tab.is-active { background: var(--color-navy-raised); color: var(--color-on-dark); box-shadow: inset 3px 0 var(--color-dark-accent); }
.workspace-tab:focus-visible { outline-color: var(--color-dark-accent); }
.sidebar-bottom { margin-top: auto; padding: 32px 12px 0; }
.server-strip { display: flex; flex-wrap: wrap; min-height: 0; padding-top: 20px; margin: 0; border-top: 1px solid var(--color-dark-rule); border-bottom: 0; font-size: 11px; color: var(--color-on-dark); gap: 8px; }
.server-strip .status-dot { background: var(--color-dark-accent); width: 6px; height: 6px; }
.server-strip-address { flex-basis: 100%; margin: 0; font-family: var(--font-mono); color: var(--color-dark-muted); font-size: 10px; }
.server-strip .text-link { margin: 8px 0 0; color: var(--color-dark-muted); font-size: 11px; }
.workspace-content { min-width: 0; padding: 32px 40px 40px; }
.workspace-head { padding-bottom: 24px; border-bottom: 1px solid var(--color-rule); }
.workspace-kicker { margin: 0 0 8px; color: var(--color-muted); font-size: 11px; }
.workspace-head h1 { font-size: 24px; font-weight: 700; letter-spacing: -.035em; }
.workspace-head .button { min-height: 40px; padding: 8px 14px; font-size: var(--text-xs); }
.workspace-view { position: relative; padding-top: 28px; }
.view-intro { margin: 40px 0 24px; color: var(--color-muted); font-size: var(--text-sm); }
.workspace-view:has(.view-intro) .section-heading { position: absolute; top: 28px; left: 0; right: 0; }
.section-heading { margin-bottom: 24px; }
.section-heading h2 { font-size: 21px; letter-spacing: -.035em; }
.section-heading .button { min-height: 40px; padding: 8px 14px; font-size: var(--text-xs); }
.workspace-search { max-width: 100%; margin-bottom: 20px; }
.workspace-search input { background: var(--color-paper); }
.managed-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; border: 0; }
.managed-row { display: flex; align-items: center; gap: 14px; min-height: 92px; border: 1px solid var(--color-rule); border-radius: 12px; background: var(--color-surface); padding: 16px; }
.managed-row:hover { border-color: var(--color-accent); background: var(--color-paper); }
.managed-icon { width: 40px; height: 40px; display: grid; place-items: center; border-radius: 11px; background: var(--color-accent-soft); color: var(--color-accent); flex-shrink: 0; }
.managed-row:nth-child(3n+2) .managed-icon { background: var(--color-good-soft); color: var(--color-good); }
.managed-row:nth-child(3n) .managed-icon { background: var(--color-soft); color: var(--color-muted); }
.managed-copy { flex: 1; gap: 6px; }
.managed-title { font-size: var(--text-sm); }
.managed-subtitle { font-size: 11px; }
.managed-row .icon-button { width: 36px; height: 44px; color: var(--color-muted); }
.managed-row .icon-button .icon { width: 16px; height: 16px; }
#files-list { grid-template-columns: minmax(0, 1fr); }
#files-list .managed-row { min-height: 80px; }
.empty-state { padding: 48px 24px; border: 1px dashed var(--color-rule); background: var(--color-paper); border-radius: 12px; }
.chat-log { height: min(46dvh, 380px); min-height: 240px; border: 1px solid var(--color-rule); border-radius: 14px; background: var(--color-paper); padding: 20px 24px; }
.chat-message { padding: 12px 0 20px 44px; position: relative; }
.chat-message::before { content: ''; position: absolute; top: 12px; left: 0; width: 30px; height: 30px; border-radius: 10px; background: var(--color-accent-soft); border: 1px solid var(--color-rule); }
.chat-message:nth-child(even)::before { background: var(--color-good-soft); }
.chat-message p { font-size: var(--text-sm); line-height: 1.7; }
.chat-message-meta time { margin-left: auto; font-size: 10px; }
.chat-form { margin-top: 20px; }
.chat-form > label { font-size: 11px; }
#chat-name { max-width: 240px; min-height: 40px; padding: 8px 12px; }
.chat-compose { align-items: center; margin-top: 4px; }
.chat-compose textarea { min-height: 76px; }
.upload-form { padding: 24px; border: 1px dashed var(--color-rule); border-radius: 14px; background: var(--color-paper); justify-content: space-between; }
.file-picker { max-width: 100%; min-height: 48px; border: 0; background: transparent; padding: 0; flex: 1; }
.file-picker span { overflow-wrap: anywhere; }
.file-picker::before { content: ''; width: 28px; height: 28px; margin-right: 12px; background: var(--color-accent); mask: url('./icons/upload.svg') center/contain no-repeat; }
.file-picker:focus-within { outline: 3px solid var(--color-focus); outline-offset: 4px; }
.help-note { margin-block: 12px 24px; }
.settings-form { max-width: 440px; background: var(--color-paper); border: 1px solid var(--color-rule); border-radius: 14px; padding: 24px; gap: 12px; }
.toast.is-visible { pointer-events: auto; }
@media (max-width: 1100px) {
  .workspace { grid-template-columns: 204px minmax(0, 1fr); }
  .workspace-content { padding-inline: 28px; }
  .managed-list { grid-template-columns: minmax(0, 1fr); }
  .marketing-body .hero { gap: 40px; }
}
@media (max-width: 800px) {
  .marketing-body .hero { grid-template-columns: minmax(0, 1fr); padding-block: 56px; gap: 40px; }
  .hero-copy { max-width: 600px; }
  .hero h1, :lang(ko) .hero h1 { max-width: 14ch; font-size: 44px; }
  .extension-preview { max-width: 520px; width: 100%; }
  .connect-story { padding: 36px 28px; }
  .connect-fields { padding: 36px 28px; }
  .connect-story h2 { font-size: 26px; }
  .local-grid { gap: 40px; }
  .feature-row { padding-inline: 16px; grid-template-columns: minmax(0, 1fr); gap: 12px; }
  .workspace { grid-template-columns: minmax(0, 1fr); }
  .workspace-sidebar { padding: 16px 20px; }
  .sidebar-title, .sidebar-bottom { display: none; }
  .workspace-tabs { display: flex; gap: 4px; }
  .workspace-tab { justify-content: center; width: auto; flex: 1; gap: 8px; padding: 8px; min-height: 44px; }
  .workspace-tab.is-active { box-shadow: none; }
  .workspace-head { gap: 12px; }
  .workspace-content { padding: 24px; }
  .admin-shell { padding-block: 24px; }
}
@media (max-width: 600px) {
  .shell, .admin-shell { width: calc(100% - 32px); }
  .nav-row, .app-header-row { gap: 12px; min-height: 72px; }
  .wordmark { font-size: 21px; }
  .wordmark img { width: 28px; height: 28px; }
  .nav-actions { gap: 8px; }
  .nav-actions > .button { min-height: 40px; padding-inline: 12px; font-size: 11px; }
  .language-toggle { font-size: 11px; padding-inline: 8px; }
  .hero h1, :lang(ko) .hero h1 { font-size: 38px; }
  .hero-lede { font-size: var(--text-base); }
  .marketing-body .hero { padding-inline: 24px; }
  .hero-actions { gap: 20px; }
  .extension-preview { padding: 20px; }
  .local-first, .setup-section { padding-block: 48px; }
  .local-grid, .setup-section, .download-row { grid-template-columns: minmax(0, 1fr); gap: 28px; }
  .feature-list { grid-template-columns: minmax(0, 1fr); margin-top: 36px; padding-top: 0; }
  .feature-row, .feature-row:first-child, .feature-row:last-child { padding: 24px 0; grid-template-columns: 32px minmax(0, 1fr); }
  .feature-row + .feature-row { border-left: 0; border-top: 1px solid var(--color-rule); }
  .footer-row { flex-wrap: wrap; padding-block: 24px; gap: 20px; }
  .footer-links { margin-left: 0; gap: 16px; }
  .footer-copy { width: 100%; }
  .document-shell { width: calc(100% - 32px); margin-top: 24px; padding: 28px 24px; border-radius: 16px; }
  .connect-panel { grid-template-columns: minmax(0, 1fr); margin-block: 0; border-radius: 16px; }
  .connect-story { padding: 28px; }
  .connection-art { width: 48px; height: 48px; border-radius: 14px; margin-bottom: 20px; }
  .connection-art img { width: 40px; height: 40px; }
  .connect-story h2 { font-size: 26px; margin-bottom: 8px; }
  .connect-story > p { max-width: none; margin-bottom: 0; }
  .connect-features { display: none; }
  .story-note { margin-top: 20px; }
  .connect-fields { padding: 28px; }
  .connect-panel h1 { font-size: 25px; }
  .admin-head-actions { gap: 8px; }
  .admin-head-actions .connection-indicator { display: none; }
  .admin-head-actions .text-link { font-size: 11px; }
  .workspace-sidebar { padding: 12px; }
  .workspace-tab { font-size: 12px; gap: 6px; }
  .workspace-tab .icon { width: 16px; height: 16px; }
  .workspace-content { padding: 20px 16px 28px; }
  .workspace-head h1 { font-size: 18px; }
  .workspace-head .button { padding-inline: 10px; font-size: 11px; }
  .section-heading { align-items: flex-start; gap: 12px; }
  .section-heading h2 { font-size: 19px; }
  .view-intro { font-size: 12px; line-height: 1.7; margin-top: 40px; }
  .managed-row { padding: 12px; gap: 10px; }
  .managed-icon { width: 34px; height: 34px; }
  .upload-form { padding: 20px; align-items: flex-start; }
  .upload-form .file-picker { flex-basis: 100%; }
  .chat-log { padding: 16px; }
  .chat-message { padding-left: 0; }
  .chat-message::before { display: none; }
  .chat-heading-actions { gap: 8px; }
  .chat-heading-actions .button { font-size: 10px; }
  .chat-compose { grid-template-columns: minmax(0, 1fr); }
  .chat-compose .button { justify-self: end; }
}
@media (max-width: 374px) {
  .nav-row { flex-wrap: wrap; justify-content: space-between; padding-block: 12px; }
  .nav-actions { width: 100%; justify-content: space-between; }
  .app-header-row { gap: 8px; }
  .app-header-row .wordmark { font-size: 18px; }
  .app-header-row .wordmark img { width: 24px; height: 24px; }
  .app-header-row .admin-head-actions { gap: 4px; }
  .workspace-tab { flex-direction: column; gap: 4px; font-size: 11px; }
  .server-summary { font-size: 10px; }
  .preview-wordmark { font-size: 19px; }
  .hero-actions { align-items: flex-start; flex-direction: column; }
  .hero h1, :lang(ko) .hero h1 { font-size: 34px; }
}

.workspace-view:has(.view-intro) .section-heading { position: static; }
.view-intro { margin: -12px 0 24px; }
.marketing-body .hero { padding-block: 64px 84px; }
@media (max-width: 800px) { .marketing-body .hero { padding-block: 48px 64px; } }
.document-section code { white-space: normal; overflow-wrap: anywhere; word-break: break-word; font-family: var(--font-mono); }

.chat-message::before { display: none; }
.message-avatar { position: absolute; left: 0; top: 12px; width: 30px; height: 30px; display: grid; place-items: center; border-radius: 10px; background: var(--color-accent-soft); color: var(--color-accent); font-size: 12px; font-weight: 650; }
.chat-message:nth-child(even) .message-avatar { background: var(--color-good-soft); color: var(--color-good); }
@media (max-width: 800px) { .workspace { grid-template-rows: auto minmax(0, 1fr); } }
@media (max-width: 600px) { .message-avatar { display: none; } }

/* The extension hosts the same administrator page inside its popup. */
body[data-embedded] { min-width: 0; background: var(--color-surface); }
body[data-embedded] .site-header, body[data-embedded] .connect-story, body[data-embedded] .workspace-sidebar, body[data-embedded] .workspace-head { display: none; }
body[data-embedded] .admin-main { width: 100%; margin: 0; padding: 0; }
body[data-embedded] .workspace, body[data-embedded] .connect-panel { display: block; min-height: 0; margin: 0; border: 0; box-shadow: none; border-radius: 0; }
body[data-embedded] .workspace-view, body[data-embedded] .connect-fields { padding: 16px; }
body[data-embedded] .workspace-view .section-heading h2 { font-size: 20px; }
body[data-embedded] .managed-row { padding: 12px 0; gap: 10px; }
body[data-embedded] .managed-icon { width: 32px; height: 32px; }
body[data-embedded] .link-editor { grid-template-columns: 1fr; }

body[data-embedded] .app-header { display: none; }
body[data-embedded] .admin-shell { width: 100%; min-height: 0; padding: 0; }
body[data-embedded] .workspace-content { padding: 0; }
body[data-embedded] .workspace-view:has(.view-intro) .section-heading { position: static; }
body[data-embedded] .workspace-view .view-intro { padding-top: 0; margin-top: 12px; }
body[data-embedded] .inline-form { padding: 16px; }

.profile-settings { margin-bottom: 32px; padding-bottom: 28px; border-bottom: 1px solid var(--color-rule); }
.profile-settings h3 { margin: 0 0 16px; font-size: 16px; }
.profile-note { margin: 0; color: var(--color-muted); font-size: 12px; line-height: 1.7; }

/* Hallmark · genre: modern-minimal · macrostructure: Compact workbench
 * theme: Cobalt · design-system: design.md · designed-as-app
 * pre-emit critique: P4 H5 E4 S5 R5 V4 */
html, body { overflow-x: clip; }
.shell { width: min(100% - 40px, 1280px); }
.nav-row, .app-header-row { min-height: 60px; gap: 20px; }
.wordmark, .preview-wordmark { font-size: 22px; }
h1, h2, h3 { font-weight: 560; letter-spacing: -.035em; }
.marketing-body .hero { padding: 52px max(20px, calc((100% - 1280px)/2)); gap: 48px; }
.hero h1, :lang(ko) .hero h1 { font-size: clamp(30px, 3.4vw, 46px); font-weight: 550; max-width: 15ch; line-height: 1.25; }
.hero .eyebrow { margin-bottom: 20px; }
.hero-lede { font-size: 15px; margin-block: 16px 24px; line-height: 1.65; }
.hero-actions .button { min-height: 40px; padding-inline: 18px; }
.hero-note { margin-top: 24px; }
.extension-preview { padding: 20px; border-radius: var(--radius-md); }
.preview-caption { margin-bottom: 12px; }
.preview-top { padding-bottom: 12px; }
.preview-list-head { padding-top: 12px; }
.preview-list-head h2 { font-size: 16px; }
.preview-link-row { min-height: 54px; margin-top: 6px; padding: 8px 10px; gap: 10px; grid-template-columns: 32px minmax(0, 1fr) 16px; border-radius: var(--radius-sm); }
.preview-link-row .tile-icon { width: 32px; height: 32px; }
.preview-footer { min-height: 36px; margin-top: 8px; font-size: 12px; }
.local-first { padding-block: 44px; }
.local-grid { gap: 48px; }
.local-copy h2, .setup-heading h2, .download-row h2 { font-size: clamp(24px, 2.5vw, 32px); }
.principles-list li { min-height: 44px; }
.feature-list { margin-top: 32px; padding-top: 24px; }
.feature-row { padding-inline: 24px; }
.setup-section { padding-block: 44px; gap: 48px; }
.steps-list li { padding-bottom: 14px; margin-bottom: 14px; gap: 12px; }
.download-section { padding-block: 36px; }
.footer-row { min-height: 64px; }
.document-shell { margin-block: 28px 40px; padding: 28px 32px; border-radius: var(--radius-md); box-shadow: none; }
.document-shell h1 { font-size: 30px; }
.document-section { padding-block: 18px; }
.document-section h2 { font-size: 18px; }
.document-section p { line-height: 1.7; }
.admin-shell { width: min(100% - 32px, 1440px); padding-block: 20px; }
.connect-panel { max-width: 860px; margin-block: 20px; border-radius: var(--radius-md); box-shadow: var(--shadow-sm); }
.connect-story, .connect-fields { padding: 32px; }
.connection-art { width: 56px; height: 56px; margin-bottom: 24px; border-radius: var(--radius-md); }
.connection-art img { width: 44px; height: 44px; }
.connect-story h2 { font-size: 26px; }
.connect-features { gap: 14px; margin-block: 24px 32px; }
.connect-panel h1 { font-size: 26px; }
.panel-intro { margin-bottom: 18px; }
.connect-form .button-wide { min-height: 40px; margin-top: 12px; }
.workspace { grid-template-columns: 180px minmax(0, 1fr); min-height: calc(100dvh - 100px); border-radius: var(--radius-md); box-shadow: var(--shadow-sm); }
.workspace-sidebar { padding: 20px 10px; }
.sidebar-title { padding: 0 8px 24px; gap: 8px; }
.sidebar-title strong { font-weight: 500; }
.workspace-symbol { width: 28px; height: 28px; font-size: 16px; font-weight: 500; border-radius: var(--radius-sm); }
.workspace-tab { min-height: 40px; padding: 8px 12px; gap: 10px; border-radius: var(--radius-sm); font-size: 13px; }
.sidebar-bottom { padding: 20px 12px 0; }
.sidebar-bottom .text-link { color: var(--color-dark-muted); font-size: 12px; }
.workspace-content { padding: 20px 24px 24px; }
.workspace-head { padding-bottom: 16px; }
.workspace-head h1 { font-size: 20px; font-weight: 550; }
.workspace-kicker { display: none; }
.workspace-head .button, .section-heading .button { min-height: 36px; }
.workspace-view { padding-top: 20px; animation: surface-enter 200ms var(--ease-out) both; }
.workspace-view:has(.view-intro) .section-heading { position: static; }
.section-heading { margin-bottom: 10px; }
.section-heading h2 { font-size: 17px; }
.view-intro { margin: 0 0 14px; font-size: 12px; }
.workspace-search { margin-bottom: 14px; }
.managed-list { grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); gap: 8px; }
.managed-row { min-height: 62px; padding: 10px 12px; gap: 10px; border-radius: var(--radius-sm); }
.managed-icon { width: 30px; height: 30px; border-radius: var(--radius-sm); }
.managed-icon .icon { width: 16px; height: 16px; }
.managed-copy { gap: 3px; }
.managed-title { font-size: 13px; font-weight: 560; }
#files-list .managed-row { min-height: 60px; }
.managed-row .icon-button { width: 30px; height: 36px; }
.upload-form { padding: 14px; border-radius: var(--radius-sm); }
.file-picker { min-height: 38px; }
.help-note { margin-block: 8px 14px; }
.inline-form, .settings-form { padding: 18px; gap: 8px; border-radius: var(--radius-sm); }
.chat-log { height: clamp(240px, 52dvh, 520px); padding: 14px 18px; border-radius: var(--radius-sm); }
.chat-message { padding-block: 8px 12px; }
.chat-message::before { top: 8px; }
.chat-compose textarea { min-height: 60px; }
.chat-form { margin-top: 12px; }
.empty-state { padding: 28px 16px; }
/* Documentation has its own reading rhythm, with a small contextual aside. */
.guide-shell { width: min(100% - 40px, 1080px); margin: 36px auto 48px; }
.guide-heading { max-width: 720px; }
.guide-heading .eyebrow { margin-bottom: 10px; }
.guide-heading h1 { font-size: clamp(26px, 3vw, 36px); margin-bottom: 12px; }
.guide-heading .document-intro { margin-bottom: 24px; font-size: 14px; line-height: 1.7; }
.guide-jumps { display: flex; flex-wrap: wrap; gap: 8px 20px; padding-block: 12px; margin-bottom: 24px; border-block: var(--rule-hairline); }
.guide-jumps a { font-size: 12px; color: var(--color-muted); padding-block: 6px; white-space: nowrap; }
.guide-jumps a:hover { color: var(--color-accent); }
.guide-layout { display: grid; grid-template-columns: minmax(0, 1fr) 240px; align-items: start; gap: 36px; }
.guide-step { display: grid; grid-template-columns: 28px minmax(0, 1fr); gap: 14px; padding: 0 0 24px; margin-bottom: 24px; border-bottom: var(--rule-hairline); scroll-margin-top: 80px; }
.guide-step:last-child { margin-bottom: 0; }
.step-number { padding-top: 3px; font-family: var(--font-mono); font-size: 12px; color: var(--color-accent); }
.guide-step h2 { font-size: 18px; line-height: 1.4; margin: 0 0 8px; }
.guide-step p, .guide-aside p, .guide-help p, .guide-checklist { font-size: 13px; color: var(--color-muted); line-height: 1.75; margin: 0 0 14px; }
.install-command { margin-bottom: 12px; padding: 12px 14px; border: var(--rule-hairline); border-radius: var(--radius-sm); background: var(--color-surface); }
.command-heading { display: flex; justify-content: space-between; align-items: center; gap: 8px; font-size: 11px; color: var(--color-muted); }
.command-heading .button { padding: 4px 8px; min-height: 32px; font-size: 12px; }
.install-command pre { padding: 0; border: 0; background: transparent; margin: 10px 0 0; white-space: pre-wrap; overflow-wrap: anywhere; font-size: 12px; line-height: 1.7; color: var(--color-ink); }
.install-command .form-status { margin-top: 8px; font-size: 12px; color: var(--color-good); }
.guide-address { display: flex; flex-wrap: wrap; gap: 10px; align-items: baseline; padding: 10px 12px; border-left: 2px solid var(--color-accent); background: var(--color-accent-soft); margin-bottom: 14px; font-size: 12px; }
.guide-address > span { color: var(--color-muted); }
.guide-aside { padding: 20px; border: var(--rule-hairline); border-radius: var(--radius-md); background: var(--color-surface); }
.guide-aside h2 { font-size: 15px; margin-bottom: 10px; }
.guide-aside h3 { font-size: 13px; margin-bottom: 8px; }
.guide-aside p { font-size: 12px; }
.guide-network { margin-block: 18px; padding-top: 16px; border-top: var(--rule-hairline); }
.guide-aside .text-link { font-size: 12px; }
.guide-help { margin-top: 28px; scroll-margin-top: 80px; }
.guide-help h2 { font-size: 18px; margin-bottom: 14px; }
.guide-help details { border-top: var(--rule-hairline); }
.guide-help details:last-child { border-bottom: var(--rule-hairline); }
.guide-help summary { cursor: pointer; padding: 14px 4px; font-size: 13px; font-weight: 550; }
.guide-help details[open] > :not(summary) { animation: surface-enter 180ms var(--ease-out); }
.guide-help details p, .guide-checklist { padding: 0 20px 12px; }
.guide-checklist li { margin-block: 6px; }
@keyframes surface-enter { from { opacity: 0; transform: translateY(5px); } to { opacity: 1; transform: translateY(0); } }
.hero-copy, .guide-heading, .connect-panel { animation: surface-enter 320ms var(--ease-out) both; }
@media (max-width: 800px) {
  .workspace { grid-template-columns: minmax(0, 1fr); }
  .workspace-sidebar { padding: 8px 12px; }
  .workspace-tabs { display: flex; }
  .workspace-tab { flex: 1; width: auto; justify-content: center; padding: 8px 6px; }
  .workspace-content { padding: 18px; }
  .guide-layout { grid-template-columns: minmax(0, 1fr); gap: 20px; }
  .guide-aside { order: -1; padding: 16px; }
  .guide-aside .guide-network { margin-block: 12px; padding-top: 12px; }
  .marketing-body .hero { grid-template-columns: minmax(0, 1fr); gap: 28px; padding-block: 36px; }
  .hero-copy { max-width: 560px; }
  .extension-preview { max-width: 560px; }
}
@media (max-width: 600px) {
  .shell, .admin-shell, .guide-shell { width: calc(100% - 24px); }
  .nav-row, .app-header-row { min-height: 56px; gap: 8px; }
  .wordmark { font-size: 19px; }
  .nav-actions, .admin-head-actions { gap: 4px; }
  .nav-actions > .button { padding-inline: 8px; }
  .guide-shell { margin-block: 24px 32px; }
  .guide-jumps { gap: 4px 12px; }
  .guide-step { grid-template-columns: 22px minmax(0, 1fr); gap: 8px; }
  .command-heading { flex-wrap: wrap; }
  .connect-story, .connect-fields { padding: 24px; }
  .connect-story h2, .connect-panel h1 { font-size: 23px; }
  .connection-art { margin-bottom: 16px; }
  .local-grid, .setup-section, .download-row { grid-template-columns: minmax(0, 1fr); gap: 24px; }
  .local-first, .setup-section { padding-block: 32px; }
  .feature-row, .feature-row:first-child, .feature-row:last-child { padding: 20px 0; }
  .document-shell { padding: 24px 20px; }
  .workspace-head h1 { font-size: 18px; }
  .workspace-content { padding: 16px 12px; }
  .workspace-tab { gap: 5px; font-size: 12px; }
  .workspace-tab .icon { width: 15px; height: 15px; }
}
@media (prefers-reduced-motion: reduce) {
  .workspace-view, .hero-copy, .guide-heading, .connect-panel, .guide-help details[open] > :not(summary) { animation: none; }
}
.upload-icon-button { width: 38px; padding: 8px; flex-shrink: 0; }
.workspace-view[data-view="files"] .file-browser { min-height: max(320px, calc(100dvh - 240px)); padding-bottom: 72px; }
.workspace-view[data-view="files"].is-uploading > .section-heading, .workspace-view[data-view="files"].is-uploading > .view-intro { display: none; }
.workspace-view .file-upload-screen { max-width: 720px; margin-inline: auto; }
.workspace-view .upload-screen-form { min-height: 440px; }
.workspace-view .selected-files { flex: 1; max-height: 320px; }
.workspace-view .upload-dropzone { min-height: 160px; }
.workspace-view .upload-fab { position: fixed; right: max(24px, calc((100vw - 1440px) / 2 + 24px)); bottom: 24px; }
.icon-send { mask-image: url('./icons/send.svg'); -webkit-mask-image: url('./icons/send.svg'); }
.icon-edit { mask-image: url('./icons/edit.svg'); -webkit-mask-image: url('./icons/edit.svg'); }
.chat-compose { align-items: end; }
.chat-compose #chat-message { height: 38px; min-height: 38px; padding: 8px 12px; }
.chat-compose .chat-send-button { width: 38px; height: 38px; min-height: 38px; aspect-ratio: 1; padding: 0; }
.chat-message { width: fit-content; max-width: min(92%, 48rem); padding: 8px 0 12px 40px; }
.chat-message + .chat-message { border-top: 0; }
.chat-message p { width: fit-content; padding: 8px 12px; border: var(--rule-hairline); border-radius: 0 10px 10px; background: var(--color-surface); text-align: left; }
.chat-message.own-message { margin-left: auto; padding: 8px 40px 12px 0; display: flex; flex-direction: column; align-items: flex-end; }
.chat-message.own-message .message-avatar { left: auto; right: 0; }
.chat-message.own-message p { border-radius: 10px 0 10px 10px; background: var(--color-accent-soft); }
.chat-message-meta { flex-wrap: wrap; align-items: center; gap: 6px; }
.chat-message-meta time { margin-left: 0; }
@media (max-width: 600px) { .chat-message, .chat-message.own-message { padding-inline: 0; } }
.chat-message, .chat-message.own-message { padding: 8px 0 28px; }
.chat-message .message-bubble p { margin: 4px 0 0; }
/* Keep empty notices centered within their actual results surface. */
.workspace-view .empty-state { margin: 0; padding: 24px 16px; border: 0; border-radius: 0; background: transparent; font-size: 13px; line-height: 1.6; }
.links-results:has(> #links-empty:not([hidden])) { min-height: clamp(240px, 45dvh, 420px); display: grid; place-items: center; }
.links-results:has(> #links-empty:not([hidden])) > #links-list { display: none; }
.workspace-view[data-view="files"] .file-browser { display: flex; flex-direction: column; }
.workspace-view #file-browser:has(> #files-empty:not([hidden])) > #files-list { display: none; }
.workspace-view #file-browser > #files-empty:not([hidden]) { flex: 1; display: flex; align-items: center; justify-content: center; }
.chat-log:has(> .empty-state:only-child) { display: grid; place-items: center; }