/* IADEOS components. Colors, spacing and radii come from tokens.css (tokens.json);
   spring curves come from motion.ts (CSS linear(), critically damped), with cubic-bezier fallbacks;
   the second argument of each var() is only a fallback for pages without it.
   No box-shadow except the focus ring; no gradients except the light field. */

body { margin: 0; font-family: var(--font-sans, "IBM Plex Sans", system-ui, sans-serif); background: var(--ground, #FFFFFF); color: var(--text, #0B1220); -webkit-font-smoothing: antialiased; }
:root { --ia-spring-snappy: cubic-bezier(0.2, 0.9, 0.3, 1); --ia-spring-snappy-ms: 300ms; --ia-spring-fluid: cubic-bezier(0.16, 1, 0.3, 1); --ia-spring-fluid-ms: 380ms; --ia-spring-modal: cubic-bezier(0.25, 1, 0.5, 1); --ia-spring-modal-ms: 490ms; }
.ia-sr { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.ia-row { display: flex; flex-wrap: wrap; gap: var(--space-3, 12px); align-items: center; padding: var(--space-4, 16px); }
.ia-stack { display: grid; gap: var(--space-3, 12px); padding: var(--space-4, 16px); }
.ia-icon { flex: none; display: inline-block; vertical-align: middle; }
.ia-logo { display: block; }
.ia-canvas { display: block; width: 100%; height: 100%; }

/* ── Button ─────────────────────────────────────────────────────────── */
.ia-btn { display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2, 8px); height: var(--control-h, 44px); padding: 0 18px; border-radius: var(--radius-sm, 6px); border: 1px solid transparent; font: 500 15px/1 var(--font-sans, "IBM Plex Sans", sans-serif); letter-spacing: -0.005em; text-decoration: none; cursor: pointer; white-space: nowrap; touch-action: manipulation; transition: background-color 150ms, border-color 150ms, color 150ms, transform var(--ia-spring-snappy-ms) var(--ia-spring-snappy); -webkit-tap-highlight-color: transparent; }
.ia-btn--lg { height: 52px; padding: 0 22px; font-size: 16px; }
.ia-btn--primary { background: var(--action, #176BFD); color: var(--on-action, #FFFFFF); }
.ia-btn--primary:hover { background: var(--action-hover, #0F4FC4); }
.ia-btn--secondary { background: var(--ground, #FFFFFF); color: var(--text, #0B1220); border-color: var(--control-border, #4A5363); }
.ia-btn--secondary:hover { background: var(--ground-2, #F6F8FB); border-color: var(--text, #0B1220); }
.ia-btn--quiet { height: auto; min-height: var(--control-h, 44px); padding: 0 2px; background: transparent; color: var(--link-strong, #0F4FC4); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 4px; }
.ia-btn--quiet:hover { text-decoration-thickness: 2px; }
.ia-btn--on-ink.ia-btn--secondary { background: transparent; color: #FFFFFF; border-color: rgba(255,255,255,0.56); }
.ia-btn--on-ink.ia-btn--secondary:hover { background: rgba(255,255,255,0.06); border-color: #FFFFFF; }
.ia-btn--on-ink.ia-btn--quiet { color: #D6E4FF; }
/* press: 0ms down (1.5px, 98.5%), critically damped spring back up */
.ia-btn:active:not(:disabled) { transform: translateY(1.5px) scale(0.985); transition-duration: 0ms; }
.ia-btn--primary:active:not(:disabled) { background: var(--action-hover, #0F4FC4); }
.ia-btn:focus-visible { outline: var(--border-focus, 3px) solid var(--focus, #D6E4FF); outline-offset: 2px; border-color: var(--focus-inner, #176BFD); }
.ia-btn--primary:focus-visible { box-shadow: inset 0 0 0 2px var(--ground, #FFFFFF); }
.ia-btn:disabled, .ia-btn[aria-disabled="true"] { cursor: not-allowed; background: var(--ground-2, #F6F8FB); color: var(--text-2, #4A5363); border: 1px dashed var(--rule-strong, #C9D0DB); }
.ia-btn.is-loading { cursor: progress; }

/* ── Evidence state badge & mark (palette sheet .badge) ─────────────── */
.ia-badge { display: inline-block; font: 600 11px/1 var(--font-mono, "IBM Plex Mono", monospace); letter-spacing: .06em; padding: 6px 9px; border-radius: var(--radius-xs, 2px); border: 1px solid var(--text, #0B1220); color: var(--text, #0B1220); background: transparent; white-space: nowrap; }
.ia-badge--kanitli { background: var(--text, #0B1220); color: var(--ground, #FFFFFF); }
.ia-badge--aday { border-color: var(--action, #176BFD); color: var(--text, #0B1220); }
.ia-badge--celiski { border-width: 2px; }
.ia-badge--olculmedi { border: 1px dashed var(--text-2, #4A5363); background: var(--ground-2, #F6F8FB); }
.ia-mark { display: inline-block; flex: none; box-sizing: border-box; border-radius: 2px; border: 1px solid var(--text, #0B1220); vertical-align: middle; }
.ia-mark--kanitli { background: var(--text, #0B1220); }
.ia-mark--aday { border-color: var(--action, #176BFD); }
.ia-mark--celiski { border-width: 2px; }
.ia-mark--olculmedi { border-style: dashed; border-color: var(--text-2, #4A5363); }

/* ── Field ──────────────────────────────────────────────────────────── */
.ia-field { display: grid; gap: 6px; max-width: 420px; align-content: start; }
.ia-field-label { font: 500 14px/1.4 var(--font-sans, "IBM Plex Sans", sans-serif); color: var(--text, #0B1220); }
:where(.ia-dock-btn, .ia-deos button, .ia-deos-root button, .ia-consent button, .ia-plans button, .ia-checkout input, .ia-checkout select, .ia-signup input) { color: inherit; }
.ia-control { box-sizing: border-box; width: 100%; min-height: var(--control-h, 44px); padding: 10px 12px; border: 1px solid var(--control-border, #4A5363); border-radius: var(--radius-sm, 6px); background: var(--ground, #FFFFFF); color: var(--text, #0B1220); font: 400 16px/1.4 var(--font-sans, "IBM Plex Sans", sans-serif); transition: border-color 150ms; }
textarea.ia-control { min-height: 112px; resize: vertical; }
select.ia-control { appearance: none; background-image: linear-gradient(45deg, transparent 50%, currentColor 50%), linear-gradient(135deg, currentColor 50%, transparent 50%); background-position: calc(100% - 18px) 50%, calc(100% - 13px) 50%; background-size: 5px 5px; background-repeat: no-repeat; padding-right: 36px; }
.ia-control::placeholder { color: var(--text-2, #4A5363); opacity: 1; }
.ia-control:hover { border-color: var(--text, #0B1220); }
.ia-control:focus-visible { outline: var(--border-focus, 3px) solid var(--focus, #D6E4FF); outline-offset: 2px; border-color: var(--focus-inner, #176BFD); }
/* a date field keeps focus inside its own parts (day, month, year, picker): ring the field whenever any part has it */
input.ia-control[type="date"]:focus-within, input.ia-control[type="time"]:focus-within { outline: var(--border-focus, 3px) solid var(--focus, #D6E4FF); outline-offset: 2px; border-color: var(--focus-inner, #176BFD); }
.ia-control::-webkit-calendar-picker-indicator:focus-visible { outline: 2px solid var(--focus-inner, #176BFD); outline-offset: 1px; border-radius: 2px; }
.ia-field-hint { margin: 0; font-size: 14px; line-height: 1.5; color: var(--text-2, #4A5363); }
.ia-field.is-error .ia-control { border: 2px solid var(--rule-ink, #0B1220); padding: 9px 11px; }
.ia-field-error { margin: 0; display: flex; gap: 8px; align-items: flex-start; font-size: 14px; line-height: 1.45; color: var(--text, #0B1220); }
.ia-field-bang { flex: none; display: inline-grid; place-items: center; width: 18px; height: 18px; box-sizing: border-box; border: 2px solid var(--rule-ink, #0B1220); border-radius: var(--radius-xs, 2px); font: 600 11px/1 var(--font-mono, "IBM Plex Mono", monospace); margin-top: 1px; }

/* ── FileDrop ───────────────────────────────────────────────────────── */
.ia-drop { border: 1px dashed var(--text-2, #4A5363); border-radius: var(--radius-md, 10px); background: var(--ground-2, #F6F8FB); padding: var(--space-6, 24px); transition: border-color 150ms, background-color 150ms; }
.ia-drop.is-over { border: 1px solid var(--action, #176BFD); background: var(--selected, #EEF4FF); }
.ia-drop.is-done { border: 1px solid var(--rule-strong, #C9D0DB); background: var(--ground, #FFFFFF); }
.ia-drop-target { display: grid; justify-items: center; gap: 6px; width: 100%; padding: var(--space-4, 16px); background: transparent; border: 0; border-radius: var(--radius-sm, 6px); color: var(--text, #0B1220); font: inherit; cursor: pointer; }
.ia-drop-target:focus-visible { outline: var(--border-focus, 3px) solid var(--focus, #D6E4FF); outline-offset: 2px; box-shadow: inset 0 0 0 1px var(--focus-inner, #176BFD); }
.ia-drop-title { font-size: 18px; font-weight: 500; letter-spacing: -0.01em; }
.ia-drop-sub { font-size: 14px; color: var(--text-2, #4A5363); }
.ia-drop-note { margin: var(--space-2, 8px) 0 0; text-align: center; text-wrap: balance; font: 400 12px/1.5 var(--font-mono, "IBM Plex Mono", monospace); color: var(--text-2, #4A5363); }
.ia-drop-list { list-style: none; margin: var(--space-4, 16px) 0 0; padding: 0; border-top: 1px solid var(--rule, #E3E7EE); }
.ia-drop-list li { display: grid; grid-template-columns: auto 1fr auto; gap: 4px 10px; align-items: center; padding: 10px 0; border-bottom: 1px solid var(--rule, #E3E7EE); font-size: 14px; }
.ia-drop-name { font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ia-drop-meta { font: 400 12px/1 var(--font-mono, "IBM Plex Mono", monospace); color: var(--text-2, #4A5363); }
.ia-drop-hash { grid-column: 2 / 4; font: 400 12px/1.4 var(--font-mono, "IBM Plex Mono", monospace); color: var(--text-2, #4A5363); }

/* ── Citation ───────────────────────────────────────────────────────── */
.ia-cite { display: inline-flex; align-items: center; gap: 3px; padding: 3px 6px; border: 1px solid var(--rule-strong, #C9D0DB); border-radius: var(--radius-xs, 2px); font: 400 12px/1.2 var(--font-mono, "IBM Plex Mono", monospace); color: var(--text, #0B1220); text-decoration: none; white-space: nowrap; background: var(--ground, #FFFFFF); }
a.ia-cite:hover { border-color: var(--rule-ink, #0B1220); }
a.ia-cite:focus-visible { outline: var(--border-focus, 3px) solid var(--focus, #D6E4FF); outline-offset: 2px; border-color: var(--focus-inner, #176BFD); }

/* ── Tables (palette sheet table) ───────────────────────────────────── */
.ia-table { width: 100%; border-collapse: collapse; font-size: 15px; }
.ia-table th { text-align: left; font: 500 11px/1.3 var(--font-mono, "IBM Plex Mono", monospace); letter-spacing: .08em; text-transform: uppercase; color: var(--text-2, #4A5363); padding: 10px 12px 10px 0; border-bottom: 1px solid var(--rule-ink, #0B1220); }
.ia-table td { padding: 12px 12px 12px 0; border-bottom: 1px solid var(--rule, #E3E7EE); vertical-align: middle; }
.ia-table td.is-num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.ia-table td.is-mono { font-family: var(--font-mono, "IBM Plex Mono", monospace); font-size: 13px; color: var(--text-2, #4A5363); }
.ia-table.is-selectable tbody tr { cursor: pointer; transition: background-color 150ms; }
.ia-table.is-selectable tbody tr:hover { background: var(--ground-2, #F6F8FB); }
.ia-table tbody tr.is-selected { background: var(--selected, #EEF4FF); }
.ia-table tbody tr.is-selected td:first-child { color: var(--text, #0B1220); font-weight: 600; }
.ia-table tbody tr:focus-visible { outline: var(--border-focus, 3px) solid var(--focus, #D6E4FF); outline-offset: -3px; box-shadow: inset 0 0 0 1px var(--focus-inner, #176BFD); }
.ia-table tfoot td { padding: 14px 12px 14px 0; border-bottom: 0; border-top: 1px solid var(--rule-ink, #0B1220); }
/* Stacked mode: the table's own width decides, not the viewport (a table in a 360px side panel stacks on a desktop too). */
.ia-table-wrap { width: 100%; }
.ia-table-wrap.is-stack { container-type: inline-size; container-name: ia-table; }
@container ia-table (max-width: 620px) {
  .ia-table thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
  .ia-table, .ia-table tbody, .ia-table tfoot { display: block; width: 100%; }
  .ia-table tbody tr { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 10px 16px; padding: 14px 8px; border-bottom: 1px solid var(--rule, #E3E7EE); }
  .ia-table tbody tr:first-child { border-top: 1px solid var(--rule-ink, #0B1220); }
  .ia-table tbody td { display: block; padding: 0; border-bottom: 0; min-width: 0; text-align: left; white-space: normal; }
  .ia-table tbody td::before { content: attr(data-label); display: block; margin-bottom: 3px; font: 500 10.5px/1.3 var(--font-mono, "IBM Plex Mono", monospace); letter-spacing: .08em; text-transform: uppercase; color: var(--text-2, #4A5363); }
  .ia-table tbody td.is-full { grid-column: 1 / -1; }
  .ia-table tbody td.is-stack-hide { display: none; }
  .ia-table tbody td.is-num, .ia-table tfoot td.is-num { text-align: left; font-variant-numeric: tabular-nums; }
  .ia-table tfoot tr { display: grid; grid-template-columns: minmax(0, 1fr); gap: 6px; padding: 14px 8px 0; border-top: 1px solid var(--rule-ink, #0B1220); }
  .ia-table tfoot td { display: block; padding: 0; border: 0; text-align: left; }
}
.ia-findings { display: grid; gap: 8px; }
.ia-sample { margin: 0; font: 400 11px/1.4 var(--font-mono, "IBM Plex Mono", monospace); letter-spacing: .08em; color: var(--text-2, #4A5363); }
.ia-f-desc { display: block; }
.ia-f-group { display: block; font-size: 13px; color: var(--text-2, #4A5363); }
.ia-f-total-label { font-weight: 500; }
.ia-f-total { font: 500 18px/1 var(--font-mono, "IBM Plex Mono", monospace); }
.ia-f-aday { font-size: 13px; color: var(--text-2, #4A5363); }

/* ── Swatch (palette sheet .sw) ─────────────────────────────────────── */
.ia-sw { display: flex; flex-direction: column; padding: 0; width: 100%; border: 1px solid var(--rule-strong, #C9D0DB); border-radius: var(--radius-md, 10px); overflow: hidden; background: var(--ground, #FFFFFF); text-align: left; font: inherit; color: inherit; cursor: pointer; transition: border-color 150ms; }
.ia-sw:hover { border-color: var(--text, #0B1220); }
.ia-sw:focus-visible { outline: var(--border-focus, 3px) solid var(--focus, #D6E4FF); outline-offset: 2px; border-color: var(--focus-inner, #176BFD); }
.ia-sw.is-copied { border-color: var(--action, #176BFD); }
.ia-sw-chip { display: block; height: 72px; }
.ia-sw.is-big .ia-sw-chip { height: 150px; }
.ia-sw-meta { display: grid; gap: 2px; padding: 12px 14px 14px; }
.ia-sw-meta strong { font-weight: 500; }
.ia-sw-en { font-weight: 400; color: var(--text-2, #4A5363); }
.ia-sw-meta code { font: 500 15px/1.5 var(--font-mono, "IBM Plex Mono", monospace); }
.ia-sw-small { font: 400 12px/1.5 var(--font-mono, "IBM Plex Mono", monospace); color: var(--text-2, #4A5363); }
.ia-sw-role { font-size: 14px; color: var(--text-2, #4A5363); }

/* ── Contrast pair, rule card, share bar ────────────────────────────── */
.ia-cpair-chip { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 30px; border-radius: var(--radius-sm, 6px); font-weight: 500; border: 1px solid var(--rule, #E3E7EE); }
.ia-cpair code { font: 400 13px/1.4 var(--font-mono, "IBM Plex Mono", monospace); }
.ia-rule { border: 1px solid var(--rule-strong, #C9D0DB); border-radius: var(--radius-md, 10px); padding: 16px 18px; background: var(--ground, #FFFFFF); }
.ia-rule strong { font-weight: 500; }
.ia-rule p { margin: 8px 0 0; color: var(--text-2, #4A5363); font-size: 14.5px; line-height: 1.5; }
.ia-rule-specimen { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 10px; }
.ia-rule-specimen s { color: var(--text-2, #4A5363); }
.ia-share-bar { display: flex; height: 14px; border: 1px solid var(--rule, #E3E7EE); }
.ia-share-bar span { display: block; }
.ia-share-key { display: flex; gap: 20px; flex-wrap: wrap; margin-top: 8px; font: 400 12px/1.4 var(--font-mono, "IBM Plex Mono", monospace); color: var(--text-2, #4A5363); }

/* ── PergelLoader ───────────────────────────────────────────────────── */
.ia-pergel { display: inline-flex; align-items: center; gap: 10px; }
.ia-pergel svg { display: block; overflow: visible; }
.ia-pergel-l, .ia-pergel-r { transform-box: fill-box; }
.ia-pergel-l { transform-origin: 100% 4.4%; }
.ia-pergel-r { transform-origin: 0% 4.4%; }
.ia-pergel-l { animation: ia-pergel-l 1.6s cubic-bezier(0.22, 1, 0.36, 1) infinite alternate; }
.ia-pergel-r { animation: ia-pergel-r 1.6s cubic-bezier(0.22, 1, 0.36, 1) infinite alternate; }
.ia-pergel-arc { stroke-dasharray: 100; stroke-dashoffset: 100; animation: ia-pergel-arc 1.6s cubic-bezier(0.22, 1, 0.36, 1) infinite alternate; }
.ia-pergel-label { font: 500 11px/1 var(--font-mono, "IBM Plex Mono", monospace); letter-spacing: .08em; text-transform: uppercase; color: var(--text-2, #4A5363); }
@keyframes ia-pergel-l { from { transform: rotate(6deg); } to { transform: rotate(-2deg); } }
@keyframes ia-pergel-r { from { transform: rotate(-6deg); } to { transform: rotate(2deg); } }
@keyframes ia-pergel-arc { from { stroke-dashoffset: 100; } to { stroke-dashoffset: 0; } }

/* ── KineticHeadline ────────────────────────────────────────────────── */
.ia-kh { margin: 0; font-family: var(--font-sans, "IBM Plex Sans", sans-serif); font-weight: 300; font-size: clamp(44px, 6.6vw, 96px); line-height: 1.0; letter-spacing: -0.04em; color: var(--text, #0B1220); }
.ia-kh-line { display: flex; flex-wrap: wrap; align-items: center; gap: 0 .22em; }
.ia-kh-line + .ia-kh-line { margin-top: .06em; }
/* headline unfold budget: last word settled ≤ 0.8 s after first paint (stagger 45 ms, 420 ms each) */
.ia-kh-word { display: inline-block; opacity: 0; transform: translateY(.42em); transition: opacity 420ms cubic-bezier(0.22, 1, 0.36, 1), transform 420ms cubic-bezier(0.22, 1, 0.36, 1); transition-delay: calc(var(--i, 0) * 45ms); }
.ia-kh-mark { display: inline-grid; place-items: center; flex: none; width: .78em; height: .78em; border-radius: var(--radius-md, 10px); box-sizing: border-box; opacity: 0; transform: scale(.86); transition: opacity 420ms cubic-bezier(0.22, 1, 0.36, 1), transform 420ms cubic-bezier(0.22, 1, 0.36, 1); transition-delay: calc(var(--i, 0) * 45ms); }
.ia-kh-mark svg { width: 52%; height: 52%; }
.ia-kh-mark--outline { border: 1px solid var(--text, #0B1220); color: var(--text, #0B1220); }
.ia-kh-mark--blue { background: var(--action, #176BFD); color: var(--on-action, #FFFFFF); }
.ia-kh-mark--ink { background: var(--text, #0B1220); color: var(--ground, #FFFFFF); }
.ia-kh.is-in .ia-kh-word, .ia-kh.is-in .ia-kh-mark { opacity: 1; transform: none; }

/* ── Canvas components ──────────────────────────────────────────────── */
.ia-ring { position: relative; width: 100%; height: 100%; min-height: 320px; background: var(--ground, #FFFFFF); }
.ia-ring.is-murekkep { background: #0B1220; color: #FFFFFF; }
.ia-ring > .ia-canvas { position: absolute; inset: 0; }
.ia-ring-hud { position: absolute; left: 16px; bottom: 16px; margin: 0; display: grid; gap: 4px; padding: 10px 12px; background: var(--glass, rgba(255,255,255,0.86)); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); border: 1px solid var(--rule, #E3E7EE); border-radius: var(--radius-sm, 6px); font: 400 11px/1.35 var(--font-mono, "IBM Plex Mono", monospace); }
.ia-ring.is-murekkep .ia-ring-hud { background: rgba(11,18,32,0.72); border-color: rgba(255,255,255,0.12); }
.ia-ring-hud div { display: flex; justify-content: space-between; gap: 16px; }
.ia-ring-hud dt { color: var(--text-2, #4A5363); letter-spacing: .06em; }
.ia-ring.is-murekkep .ia-ring-hud dt { color: rgba(255,255,255,0.72); }
.ia-ring-hud dd { margin: 0; font-family: var(--font-sans, "IBM Plex Sans", sans-serif); font-variant-numeric: tabular-nums; }
.ia-ring-ctrl { position: absolute; right: 16px; bottom: 16px; display: flex; flex-wrap: wrap; gap: 8px; }
.ia-seal { margin: 0; display: grid; gap: 8px; justify-items: center; }
.ia-seal figcaption { font: 400 12px/1.4 var(--font-mono, "IBM Plex Mono", monospace); color: var(--text-2, #4A5363); }
.ia-seal figcaption span { color: var(--text, #0B1220); }

/* ── Iceberg ────────────────────────────────────────────────────────── */
.ia-iceberg { display: grid; justify-items: center; gap: 0; }
.ia-iceberg-level { box-sizing: border-box; padding: 14px 18px; border: 1px solid var(--rule-strong, #C9D0DB); border-top-width: 0; background: var(--ground, #FFFFFF); text-align: center; opacity: 0; transform: translateY(24px) scale(.98); transition: opacity 600ms cubic-bezier(0.22, 1, 0.36, 1), transform 600ms cubic-bezier(0.22, 1, 0.36, 1); transition-delay: calc(var(--i, 0) * 80ms); }
.ia-iceberg-level:first-child { border-top-width: 1px; border-radius: var(--radius-md, 10px) var(--radius-md, 10px) 0 0; }
.ia-iceberg-level:last-child { border-radius: 0 0 var(--radius-md, 10px) var(--radius-md, 10px); }
.ia-iceberg-level.is-below { background: var(--ground-2, #F6F8FB); }
@media (max-width: 600px) { .ia-iceberg-level, .ia-drop-note { text-align: left; } }   /* narrow levels wrap to 3+ lines: centred prose is hard to read */
.ia-iceberg-water + .ia-iceberg-level { border-top-width: 1px; }
.ia-iceberg-level h3 { margin: 0; font: 500 12px/1.4 var(--font-mono, "IBM Plex Mono", monospace); letter-spacing: .08em; color: var(--text, #0B1220); }
.ia-iceberg-level p { margin: 4px 0 0; font-size: 14px; line-height: 1.5; color: var(--text-2, #4A5363); }
.ia-iceberg-water { width: 100%; display: flex; justify-content: space-between; padding: 8px 0; border-top: 1px dashed var(--action, #176BFD); font: 500 11px/1 var(--font-mono, "IBM Plex Mono", monospace); letter-spacing: .08em; color: var(--text, #0B1220); }
.ia-iceberg.is-in .ia-iceberg-level { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .ia-pergel-l, .ia-pergel-r, .ia-pergel-arc { animation: none; stroke-dashoffset: 0; }
  .ia-kh-word, .ia-kh-mark, .ia-iceberg-level { transition: none; opacity: 1; transform: none; }
  .ia-btn, .ia-sw, .ia-control, .ia-drop { transition: none; }
}

/* ══ Site chrome (chrome.tsx) ═════════════════════════════════════════════
   Overlays sit at the page root (never inside the header's backdrop-filter).
   One backdrop blur at a time on screen: the header, the phone dock, or the
   scrim of an open dialog. Every target is ≥ 44 × 44px. */

/* motion switch: <html data-motion="still"> holds every looping animation */
html[data-motion="still"] .ia-pergel-l, html[data-motion="still"] .ia-pergel-r, html[data-motion="still"] .ia-pergel-arc { animation-play-state: paused; }
html[data-motion="still"] .ia-kh-word, html[data-motion="still"] .ia-kh-mark, html[data-motion="still"] .ia-iceberg-level { transition: none; }

/* small motions */
.ia-count { display: inline-block; font-variant-numeric: tabular-nums; }
.ia-checkdraw path { stroke-dasharray: 1; stroke-dashoffset: 1; animation: ia-draw 260ms var(--ia-spring-snappy) 40ms forwards; }
@keyframes ia-draw { to { stroke-dashoffset: 0; } }
.ia-unfold-host { text-wrap: balance; }
.ia-unfold-w { display: inline-block; overflow: hidden; vertical-align: top; padding: 0.08em 0 0.14em; margin: -0.08em 0 -0.14em; perspective: 640px; }
.ia-unfold-i { display: inline-block; transform: translateY(108%) rotateX(-64deg); transform-origin: 50% 100%; opacity: 0; transition: transform var(--ia-spring-fluid-ms) var(--ia-spring-fluid) calc(var(--i, 0) * var(--stagger, 34ms)), opacity 220ms linear calc(var(--i, 0) * var(--stagger, 34ms)); }
.is-in .ia-unfold-i, .ia-unfold-host.is-in .ia-unfold-i { transform: none; opacity: 1; }
html[data-motion="still"] .ia-unfold-i { transform: none; opacity: 1; transition: none; }
html[data-motion="still"] .ia-checkdraw path { animation: none; stroke-dashoffset: 0; }

/* 1/f micro-dither (fractal noise, grey, no hue) for large flat grounds */
.ia-dither { position: absolute; inset: 0; z-index: 1; pointer-events: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E"); background-size: 220px 220px; opacity: var(--ia-dither, 0.045); mix-blend-mode: multiply; }
.ia-dither--ink { mix-blend-mode: screen; opacity: var(--ia-dither, 0.06); }

/* background scene windows (scene.ts) */
[data-scene] { position: relative; isolation: isolate; }
.ia-scene-canvas { position: absolute; inset: 0; z-index: 0; display: block; width: 100%; height: 100%; pointer-events: none; }
.ia-scene-demo { display: grid; gap: 8px; }
.ia-scene-win { border: 1px solid var(--rule, #E3E7EE); border-radius: var(--radius-sm, 6px); overflow: hidden; }
.ia-scene-win--kagit { background: #FFFFFF; } .ia-scene-win--yuzey { background: #F6F8FB; } .ia-scene-win--murekkep { background: #0B1220; border-color: #0B1220; }
.ia-scene-label { position: absolute; left: 12px; top: 10px; z-index: 2; padding: 4px 6px; border-radius: var(--radius-xs, 2px); background: #FFFFFF; color: #0B1220; font: 500 11px/1.3 var(--font-mono, "IBM Plex Mono", monospace); letter-spacing: 0.08em; text-transform: uppercase; }
.ia-scene-win--murekkep .ia-scene-label { background: #0B1220; color: #FFFFFF; border: 1px solid rgba(255,255,255,0.32); }
.ia-scene-ctl { display: grid; gap: 6px; font: 400 13px/1.4 var(--font-mono, "IBM Plex Mono", monospace); color: var(--text-2, #4A5363); }
.ia-scene-ctl input { width: 100%; min-height: 44px; accent-color: #176BFD; }

/* shared overlay */
.ia-overlay { position: fixed; inset: 0; z-index: 1000; }
.ia-scrim { position: absolute; inset: 0; background: rgba(11, 18, 32, 0.48); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); animation: ia-fade 160ms linear both; }
@keyframes ia-fade { from { opacity: 0; } }
.ia-icon-btn { flex: none; display: inline-grid; place-items: center; width: 44px; height: 44px; padding: 0; border: 0; border-radius: var(--radius-sm, 6px); background: transparent; color: var(--text, #0B1220); cursor: pointer; transition: background-color 150ms, transform var(--ia-spring-snappy-ms) var(--ia-spring-snappy); }
.ia-icon-btn:hover { background: var(--ground-2, #F6F8FB); }
.ia-icon-btn:active { transform: translateY(1.5px) scale(0.985); transition-duration: 0ms; }
.ia-icon-btn:focus-visible, .ia-strig:focus-visible, .ia-rail-tab:focus-visible, .ia-fb-btn:focus-visible, .ia-motion:focus-visible, .ia-search-recent button:focus-visible, .ia-search-qlist a:focus-visible { outline: var(--border-focus, 3px) solid var(--focus, #D6E4FF); outline-offset: 2px; }

/* search trigger */
.ia-strig { display: inline-flex; align-items: center; gap: 8px; height: 44px; min-width: 196px; padding: 0 8px 0 12px; border: 1px solid var(--rule-strong, #C9D0DB); border-radius: var(--radius-sm, 6px); background: var(--ground, #FFFFFF); color: var(--text-2, #4A5363); font: 400 14px/1 var(--font-sans, "IBM Plex Sans", sans-serif); cursor: pointer; touch-action: manipulation; transition: border-color 150ms, color 150ms, transform var(--ia-spring-snappy-ms) var(--ia-spring-snappy); }
.ia-strig > span { flex: 1; text-align: left; }
.ia-strig:hover { border-color: var(--text, #0B1220); color: var(--text, #0B1220); }
.ia-strig:active { transform: translateY(1.5px) scale(0.985); transition-duration: 0ms; }
.ia-strig--icon { width: 44px; min-width: 44px; padding: 0; justify-content: center; color: var(--text, #0B1220); }
.ia-strig kbd, .ia-search-foot kbd { display: inline-block; padding: 3px 5px; border: 1px solid var(--rule-strong, #C9D0DB); border-radius: var(--radius-xs, 2px); background: #FFFFFF; color: var(--text-2, #4A5363); font: 500 11px/1 var(--font-mono, "IBM Plex Mono", monospace); }

/* search dialog */
.ia-search-panel { position: absolute; left: 50%; top: min(12vh, 120px); width: min(680px, calc(100vw - 32px)); max-height: min(74vh, 660px); display: flex; flex-direction: column; transform: translateX(-50%); background: #FFFFFF; border: 1px solid var(--rule-ink, #0B1220); border-radius: var(--radius-md, 10px); overflow: hidden; animation: ia-pop var(--ia-spring-modal-ms) var(--ia-spring-modal) both; }
@keyframes ia-pop { from { opacity: 0; transform: translateX(-50%) translateY(10px) scale(0.985); } }
.ia-search-bar { display: flex; align-items: center; gap: 12px; padding: 6px 6px 6px 16px; border-bottom: 1px solid var(--rule, #E3E7EE); color: var(--text, #0B1220); }
.ia-search-bar:focus-within { box-shadow: inset 0 -2px 0 var(--action, #176BFD); }
.ia-search-input { flex: 1; min-width: 0; height: 56px; padding: 0; border: 0; outline: 0; background: transparent; color: var(--text, #0B1220); font: 400 18px/1.3 var(--font-sans, "IBM Plex Sans", sans-serif); }
.ia-search-input::placeholder { color: var(--text-2, #4A5363); opacity: 1; }
.ia-search-input::-webkit-search-cancel-button { display: none; }
.ia-search-body { flex: 1; min-height: 0; overflow-y: auto; overscroll-behavior: contain; }
.ia-search-list, .ia-search-qlist, .ia-search-recent { list-style: none; margin: 0; padding: 0; }
.ia-search-list { padding: 4px 8px 8px; }
.ia-search-group { margin: 0; padding: 14px 8px 6px; font: 500 11px/1.3 var(--font-mono, "IBM Plex Mono", monospace); letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-2, #4A5363); }
.ia-search-hit { display: grid; grid-template-columns: 56px minmax(0, 1fr) 20px; gap: 12px; align-items: start; min-height: 44px; padding: 12px 8px; border-radius: var(--radius-sm, 6px); cursor: pointer; }
.ia-search-hit.is-active { background: var(--selected, #EEF4FF); }
.ia-search-kind { padding-top: 3px; font: 500 11px/1.4 var(--font-mono, "IBM Plex Mono", monospace); letter-spacing: 0.06em; text-transform: uppercase; color: var(--text-2, #4A5363); }
.ia-search-main { min-width: 0; }
.ia-search-title { display: block; font: 500 16px/1.35 var(--font-sans, "IBM Plex Sans", sans-serif); color: var(--text, #0B1220); }
.ia-search-snip { display: block; margin-top: 4px; font-size: 14px; line-height: 1.5; color: var(--text-2, #4A5363); }
.ia-search mark { padding: 0 1px; border-radius: var(--radius-xs, 2px); background: var(--focus, #D6E4FF); color: inherit; }
.ia-search-enter { margin-top: 3px; color: var(--text-2, #4A5363); opacity: 0; }
.ia-search-hit.is-active .ia-search-enter { opacity: 1; }
.ia-search-quick { padding: 0 8px 8px; }
.ia-search-qlist a { display: flex; align-items: center; gap: 12px; min-height: 56px; padding: 8px; border-radius: var(--radius-sm, 6px); color: var(--text, #0B1220) !important; text-decoration: none; }
.ia-search-qlist a:hover { background: var(--ground-2, #F6F8FB); }
.ia-search-qlist strong { display: block; font-weight: 500; }
.ia-search-qlist a span span { display: block; margin-top: 2px; font-size: 13px; color: var(--text-2, #4A5363); }
.ia-search-recent { display: flex; flex-wrap: wrap; gap: 8px; padding: 0 8px; }
.ia-search-recent button { display: inline-flex; align-items: center; gap: 6px; min-height: 44px; padding: 0 12px; border: 1px solid var(--rule-strong, #C9D0DB); border-radius: var(--radius-sm, 6px); background: #FFFFFF; color: var(--text, #0B1220); font: 400 14px/1 var(--font-sans, "IBM Plex Sans", sans-serif); cursor: pointer; }
.ia-search-empty { display: grid; justify-items: start; gap: 12px; padding: 24px 16px; }
.ia-search-empty p { margin: 0; max-width: 52ch; color: var(--text-2, #4A5363); line-height: 1.55; }
.ia-search-foot { display: flex; align-items: center; gap: 16px; padding: 10px 16px; border-top: 1px solid var(--rule, #E3E7EE); font: 400 12px/1 var(--font-mono, "IBM Plex Mono", monospace); color: var(--text-2, #4A5363); }
.ia-search-foot span { display: inline-flex; align-items: center; gap: 4px; }
.ia-search-stat { margin-left: auto; }

/* contact rail (middle of the right edge) + drawer */
.ia-rail { position: fixed; right: 0; top: 50%; z-index: 900; display: flex; flex-direction: column; align-items: flex-end; gap: 8px; transform: translateY(-50%); }
.ia-rail .ia-motion { border-right: 0; border-radius: var(--radius-sm, 6px) 0 0 var(--radius-sm, 6px); }
.ia-rail-tab { display: flex; flex-direction: column; align-items: center; gap: 10px; width: 44px; padding: 14px 0 16px; border: 1px solid var(--rule-ink, #0B1220); border-right: 0; border-radius: var(--radius-sm, 6px) 0 0 var(--radius-sm, 6px); background: #FFFFFF; color: var(--text, #0B1220); font: 500 14px/1 var(--font-sans, "IBM Plex Sans", sans-serif); cursor: pointer; touch-action: manipulation; transition: background-color 150ms, color 150ms, transform var(--ia-spring-snappy-ms) var(--ia-spring-snappy); }
.ia-rail-label { writing-mode: vertical-rl; transform: rotate(180deg); letter-spacing: 0.02em; }
.ia-rail-tab:hover { transform: translateX(-3px); }
.ia-rail-tab:active { transform: translateX(-3px) translateY(1.5px) scale(0.985); transition-duration: 0ms; }
.ia-rail-tab[aria-expanded="true"] { background: var(--rule-ink, #0B1220); color: #FFFFFF; }
.ia-rail-tab--b { position: relative; width: 48px; height: 48px; padding: 0; justify-content: center; }
.ia-rail-tip { position: absolute; right: calc(100% + 8px); top: 50%; padding: 9px 10px; border-radius: var(--radius-sm, 6px); background: var(--rule-ink, #0B1220); color: #FFFFFF; font: 500 13px/1 var(--font-sans, "IBM Plex Sans", sans-serif); white-space: nowrap; opacity: 0; pointer-events: none; transform: translate(4px, -50%); transition: opacity 150ms linear, transform var(--ia-spring-snappy-ms) var(--ia-spring-snappy); }
.ia-rail-tab--b:hover .ia-rail-tip, .ia-rail-tab--b:focus-visible .ia-rail-tip { opacity: 1; transform: translate(0, -50%); }
.ia-drawer { position: absolute; top: 0; right: 0; bottom: 0; width: min(448px, 100vw); display: flex; flex-direction: column; gap: 16px; padding: 24px 24px 32px; background: #FFFFFF; border-left: 1px solid var(--rule-ink, #0B1220); overflow-y: auto; overscroll-behavior: contain; touch-action: pan-y; animation: ia-slide var(--ia-spring-modal-ms) var(--ia-spring-modal) both; }
@keyframes ia-slide { from { opacity: 0; transform: translate3d(40px, 0, 0); } }
.ia-drawer-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; }
.ia-drawer-kicker { margin: 0 0 6px; font: 500 12px/1.4 var(--font-mono, "IBM Plex Mono", monospace); letter-spacing: 0.08em; color: var(--text-2, #4A5363); }
.ia-drawer h2 { margin: 0; font: 300 32px/1.1 var(--font-sans, "IBM Plex Sans", sans-serif); letter-spacing: -0.02em; color: var(--text, #0B1220); }
.ia-drawer-lede { margin: 0; max-width: 46ch; font-size: 16px; line-height: 1.55; color: var(--text-2, #4A5363); }
.ia-drawer-grip { display: none; }

/* contact form */
.ia-cform { display: grid; gap: 16px; }
.ia-cform .ia-field { max-width: none; }
.ia-cform.is-compact { gap: 14px; }
.ia-cform-notice { margin: 0; font-size: 13.5px; line-height: 1.5; color: var(--text-2, #4A5363); }
.ia-cform-sum { margin: 0; padding: 10px 12px; border: 2px solid var(--rule-ink, #0B1220); border-radius: var(--radius-sm, 6px); font-size: 14px; line-height: 1.5; }
.ia-cform-actions { display: grid; justify-items: start; gap: 8px; }
.ia-cinfo { display: grid; grid-template-columns: auto 1fr; gap: 6px 16px; margin: 4px 0 0; padding-top: 16px; border-top: 1px solid var(--rule, #E3E7EE); font-size: 14px; line-height: 1.5; }
.ia-cinfo dt { color: var(--text-2, #4A5363); }
.ia-cinfo dd { margin: 0; color: var(--text, #0B1220); }
.ia-field-opt { margin-left: 6px; font-size: 13px; font-weight: 400; color: var(--text-2, #4A5363); }
.ia-checkrow { display: grid; gap: 6px; }
.ia-checkbox { position: relative; display: flex; align-items: flex-start; gap: 12px; min-height: 44px; padding: 10px 0; font-size: 14px; line-height: 1.5; color: var(--text, #0B1220); cursor: pointer; }
.ia-checkbox input { position: absolute; left: 0; top: 10px; width: 22px; height: 22px; margin: 0; opacity: 0; cursor: pointer; }
.ia-checkbox-box { flex: none; display: grid; place-items: center; width: 22px; height: 22px; box-sizing: border-box; border: 2px solid var(--control-border, #4A5363); border-radius: var(--radius-xs, 2px); background: #FFFFFF; color: #FFFFFF; transition: background-color 120ms, border-color 120ms; }
.ia-checkbox input:checked + .ia-checkbox-box { background: var(--rule-ink, #0B1220); border-color: var(--rule-ink, #0B1220); }
.ia-checkbox input:focus-visible + .ia-checkbox-box { outline: var(--border-focus, 3px) solid var(--focus, #D6E4FF); outline-offset: 2px; border-color: var(--focus-inner, #176BFD); }
.ia-checkrow.is-error .ia-checkbox-box { border-width: 3px; border-color: var(--rule-ink, #0B1220); }
.ia-checkbox--small { font-size: 13px; }

/* done state */
.ia-done { display: grid; justify-items: start; gap: 10px; padding: 8px 0; }
.ia-done-mark { display: grid; place-items: center; width: 48px; height: 48px; border-radius: var(--radius-sm, 6px); background: var(--rule-ink, #0B1220); color: #FFFFFF; }
.ia-done--small .ia-done-mark { width: 40px; height: 40px; }
.ia-done h3 { margin: 4px 0 0; font: 400 24px/1.2 var(--font-sans, "IBM Plex Sans", sans-serif); letter-spacing: -0.01em; color: var(--text, #0B1220); }
.ia-done--small h3 { font-size: 20px; }
.ia-done p { margin: 0; max-width: 46ch; font-size: 15px; line-height: 1.55; color: var(--text-2, #4A5363); }
.ia-done-ref { font: 400 13px/1.4 var(--font-mono, "IBM Plex Mono", monospace) !important; }
.ia-done-ref span { color: var(--text, #0B1220); letter-spacing: 0.06em; }
.ia-preview-note { padding: 8px 10px; border: 1px dashed var(--rule-strong, #C9D0DB); border-radius: var(--radius-xs, 2px); font: 400 12px/1.5 var(--font-mono, "IBM Plex Mono", monospace) !important; color: var(--text-2, #4A5363) !important; }
.ia-preview-note code { font: inherit; color: var(--text, #0B1220); }

/* corner: motion + feedback (bottom right) */
.ia-corner { position: fixed; right: 16px; bottom: 16px; z-index: 900; display: flex; align-items: center; gap: 8px; }
.ia-fb-btn, .ia-motion { display: inline-flex; align-items: center; gap: 8px; height: 44px; padding: 0 14px; border: 1px solid var(--rule-ink, #0B1220); border-radius: var(--radius-sm, 6px); background: #FFFFFF; color: var(--text, #0B1220); font: 500 14px/1 var(--font-sans, "IBM Plex Sans", sans-serif); cursor: pointer; touch-action: manipulation; transition: background-color 150ms, color 150ms, transform var(--ia-spring-snappy-ms) var(--ia-spring-snappy); }
.ia-fb-btn:active, .ia-motion:active:not(:disabled) { transform: translateY(1.5px) scale(0.985); transition-duration: 0ms; }
.ia-fb-btn[aria-expanded="true"], .ia-motion[aria-pressed="true"]:not(:disabled) { background: var(--rule-ink, #0B1220); color: #FFFFFF; }
.ia-motion--compact { width: 44px; padding: 0; justify-content: center; }
.ia-motion:disabled { cursor: default; border-style: dashed; color: var(--text-2, #4A5363); }
.ia-motion--on-ink { background: transparent; color: #FFFFFF; border-color: rgba(255,255,255,0.56); }
.ia-fb-pop { position: fixed; right: 16px; bottom: 72px; z-index: 950; width: min(360px, calc(100vw - 32px)); padding: 16px; background: #FFFFFF; border: 1px solid var(--rule-ink, #0B1220); border-radius: var(--radius-md, 10px); animation: ia-rise var(--ia-spring-fluid-ms) var(--ia-spring-fluid) both; }
@keyframes ia-rise { from { opacity: 0; transform: translate3d(0, 10px, 0); } }
.ia-fb-pop form { display: grid; gap: 14px; }
.ia-fb-pop .ia-field { max-width: none; }
.ia-fb-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; touch-action: none; }
.ia-fb-head h3 { margin: 0; font: 500 16px/1.35 var(--font-sans, "IBM Plex Sans", sans-serif); color: var(--text, #0B1220); }
.ia-fb-pop .ia-btn { justify-self: start; }

/* segmented choice: the selected option is filled ink and carries a check */
.ia-seg { display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; border: 1px solid var(--control-border, #4A5363); border-radius: var(--radius-sm, 6px); overflow: hidden; }
.ia-seg-opt { display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-height: 44px; padding: 0 12px; border: 0; border-left: 1px solid var(--control-border, #4A5363); background: #FFFFFF; color: var(--text, #0B1220); font: 500 14px/1 var(--font-sans, "IBM Plex Sans", sans-serif); cursor: pointer; }
.ia-seg-opt:first-child { border-left: 0; }
.ia-seg-opt.is-on { background: var(--rule-ink, #0B1220); color: #FFFFFF; }
.ia-seg-opt:focus-visible { outline: var(--border-focus, 3px) solid var(--focus, #D6E4FF); outline-offset: -3px; }
.ia-seg--tight { display: inline-grid; }
.ia-seg--tight .ia-seg-opt { min-width: 44px; padding: 0; }

/* A/B review panel */
.ia-ab { display: grid; gap: 16px; }
.ia-ab-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px; }
.ia-ab-kicker { margin: 0; font: 500 12px/1.4 var(--font-mono, "IBM Plex Mono", monospace); letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-2, #4A5363); }
.ia-ab-all { display: flex; flex-wrap: wrap; gap: 8px; }
.ia-ab-key { display: block; margin-top: 2px; font: 400 12px/1.4 var(--font-mono, "IBM Plex Mono", monospace); color: var(--text-2, #4A5363); }
.ia-ab-copy { max-width: 30ch; font-size: 14px; line-height: 1.45; color: var(--text-2, #4A5363); }
.ia-ab-src { display: block; margin-top: 4px; font: 400 11px/1.3 var(--font-mono, "IBM Plex Mono", monospace); color: var(--text-2, #4A5363); }
.ia-ab-note { margin: 0; font-size: 13px; line-height: 1.5; color: var(--text-2, #4A5363); }
.ia-ab-note code { font: 400 12px/1 var(--font-mono, "IBM Plex Mono", monospace); }

/* phone dock: the rail and the corner fold into one bar */
.ia-dock { display: none; }
@media (max-width: 768px) {
  .ia-rail, .ia-corner { display: none; }
  .ia-dock { position: fixed; left: 8px; right: 8px; bottom: calc(8px + env(safe-area-inset-bottom, 0px)); z-index: 900; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 4px; padding: 4px; border: 1px solid var(--rule-ink, #0B1220); border-radius: var(--radius-md, 10px); background: rgba(255, 255, 255, 0.9); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); }
  .ia-dock-btn { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px; min-height: 52px; padding: 0 2px; border: 0; border-radius: var(--radius-sm, 6px); background: transparent; color: var(--text, #0B1220); font: 500 12px/1.1 var(--font-sans, "IBM Plex Sans", sans-serif); cursor: pointer; touch-action: manipulation; }
  .ia-dock-btn:active { transform: translateY(1.5px) scale(0.985); }
  .ia-dock-btn[aria-pressed="true"] { background: var(--rule-ink, #0B1220); color: #FFFFFF; }
  .ia-dock-btn:focus-visible { outline: var(--border-focus, 3px) solid var(--focus, #D6E4FF); outline-offset: -3px; }
  html:has(.ia-dock) body { padding-bottom: calc(76px + env(safe-area-inset-bottom, 0px)); }
  .ia-fb-pop { left: 8px; right: 8px; width: auto; bottom: calc(80px + env(safe-area-inset-bottom, 0px)); }
}
@media (max-width: 640px) {
  .ia-search-panel { top: 0; left: 0; width: 100vw; height: 100dvh; max-height: 100dvh; transform: none; border: 0; border-radius: 0; animation-name: ia-pop-m; }
  @keyframes ia-pop-m { from { opacity: 0; transform: translate3d(0, 12px, 0); } }
  .ia-search-foot { display: none; }
  .ia-drawer { width: 100vw; border-left: 0; padding: 16px 16px calc(24px + env(safe-area-inset-bottom, 0px)); }
}
@media (prefers-reduced-motion: reduce) {
  .ia-unfold-i { transform: none; opacity: 1; transition: none; }
  .ia-checkdraw path { animation: none; stroke-dashoffset: 0; }
  .ia-search-panel, .ia-drawer, .ia-fb-pop, .ia-scrim { animation: none; }
  .ia-strig, .ia-rail-tab, .ia-fb-btn, .ia-motion, .ia-icon-btn { transition: none; }
}

/* ══ Free tools (tools.tsx) ═══════════════════════════════════════════════
   Inputs left, the sealed result right; they wrap to one column on their own.
   Figures are mono and tabular; the total is ink, never green. */
.ia-tool { display: flex; flex-wrap: wrap; gap: 24px 32px; align-items: flex-start; }
.ia-tool-in { flex: 1 1 260px; min-width: 0; display: grid; gap: 14px; align-content: start; }
.ia-tool-out { flex: 1.6 1 340px; min-width: 0; display: grid; gap: 14px; align-content: start; padding: 20px; border: 1px solid var(--rule-ink, #0B1220); border-radius: var(--radius-md, 10px); background: #FFFFFF; }
.ia-tool .ia-field { max-width: none; }
.ia-money { position: relative; }
.ia-money .ia-control { padding-right: 36px; font-variant-numeric: tabular-nums; }
.ia-money span { position: absolute; right: 12px; top: 50%; transform: translateY(-50%); color: var(--text-2, #4A5363); pointer-events: none; }
.ia-tool-figs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px 24px; margin: 0; }
.ia-tool-figs > div { display: grid; gap: 4px; align-content: start; padding-top: 12px; border-top: 1px solid var(--rule, #E3E7EE); }
.ia-tool-figs > div.is-total { border-top-color: var(--rule-ink, #0B1220); }
.ia-tool-figs dt { font: 500 11px/1.3 var(--font-mono, "IBM Plex Mono", monospace); letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-2, #4A5363); }
.ia-tool-figs dd { margin: 0; font: 400 20px/1.25 var(--font-mono, "IBM Plex Mono", monospace); font-variant-numeric: tabular-nums; color: var(--text, #0B1220); }
.ia-tool-figs dd.ia-tool-big { font-size: 28px; font-weight: 500; letter-spacing: -0.01em; }
.ia-tool-why { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin: 0; font: 400 13px/1.45 var(--font-sans, "IBM Plex Sans", sans-serif) !important; color: var(--text-2, #4A5363) !important; }
.ia-tool-lines { font-size: 14px; }
.ia-tool-basis { display: block; margin-top: 2px; font: 400 11px/1.4 var(--font-mono, "IBM Plex Mono", monospace); color: var(--text-2, #4A5363); }
.ia-tool-warn { display: flex; gap: 8px; align-items: flex-start; margin: 0; font-size: 14px; line-height: 1.45; color: var(--text, #0B1220); }
.ia-tool-note { margin: 0; max-width: 65ch; font-size: 13px; line-height: 1.55; color: var(--text-2, #4A5363); }
.ia-tool-seal { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: 0; padding-top: 12px; border-top: 1px dashed var(--rule-strong, #C9D0DB); font: 400 12px/1.4 var(--font-mono, "IBM Plex Mono", monospace); color: var(--text-2, #4A5363); }
.ia-tool-seal strong { font-weight: 500; color: var(--text, #0B1220); letter-spacing: 0.02em; }
.ia-tool-ms { margin-left: auto; }
.ia-route-kicker { margin: 0; font: 500 12px/1.4 var(--font-mono, "IBM Plex Mono", monospace); letter-spacing: 0.06em; text-transform: uppercase; color: var(--text-2, #4A5363); }
.ia-route-title { margin: 0; font: 400 24px/1.2 var(--font-sans, "IBM Plex Sans", sans-serif); letter-spacing: -0.01em; color: var(--text, #0B1220); }
.ia-route-steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.ia-route-steps li { display: grid; grid-template-columns: 28px minmax(0, 1fr); gap: 8px; max-width: 65ch; font-size: 15px; line-height: 1.55; }
.ia-route-steps span { font: 500 12px/1.9 var(--font-mono, "IBM Plex Mono", monospace); color: var(--text-2, #4A5363); }
.ia-exempt-list { margin: 0; padding: 0; border: 0; gap: 0; }
.ia-docs .ia-tool-in { gap: 0; }
.ia-docs .ia-docs-meter { margin-bottom: 8px; }
.ia-docs .ia-route-kicker { margin-bottom: 6px; }
.ia-exempt-list legend { margin-bottom: 4px; padding: 0; }
.ia-docs-meter { display: grid; grid-template-columns: repeat(8, minmax(0, 1fr)); gap: 4px; }
.ia-docs-tick { height: 6px; border: 1px solid var(--rule-ink, #0B1220); border-radius: 0; transition: background-color 120ms; }
.ia-docs-tick.is-on { background: var(--rule-ink, #0B1220); }
.ia-docs-missing { display: grid; gap: 4px; margin: 0; padding-left: 18px; font-size: 15px; line-height: 1.5; }
.ia-docs .ia-btn { justify-self: start; }
.ia-refund.is-compact .ia-tool-figs dd.ia-tool-big { font-size: 26px; }
@media (max-width: 420px) { .ia-tool-figs { grid-template-columns: minmax(0, 1fr); } .ia-tool-out { padding: 16px; } }

/* ── Feedback in the right rail ─────────────────────────────────────── */
.ia-fb-pop.is-rail { right: 56px; top: 50%; bottom: auto; animation: ia-rise-rail var(--ia-spring-fluid-ms) var(--ia-spring-fluid) both; transform: translate3d(0, -50%, 0); }
@keyframes ia-rise-rail { from { opacity: 0; transform: translate3d(10px, -50%, 0); } }
.ia-rail-tab--fb { padding-top: 14px; }

/* ── DEOS · IADEOS asistanı ─────────────────────────────────────────── */
/* small buttons keep the 44px target; ink buttons are DEOS's own call to action (the page keeps the one blue primary) */
.ia-btn--sm { height: 44px; padding: 0 14px; font-size: 14px; gap: 6px; }
.ia-btn--ink { background: var(--text, #0B1220); color: #FFFFFF; border-color: var(--text, #0B1220); }
.ia-btn--ink:hover { background: var(--action-hover, #0F4FC4); border-color: var(--action-hover, #0F4FC4); }
.ia-btn--ink:focus-visible { box-shadow: inset 0 0 0 2px #FFFFFF; }

.ia-deos-mark { position: relative; display: inline-block; flex: none; }
.ia-deos-mark::before { content: ""; position: absolute; inset: 12.04%; border-radius: 50%; background: radial-gradient(closest-side, #F6F8FB 0 80%, #176BFD 80.5% 99%, transparent 100%); }
.ia-deos-mark canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }

.ia-deos-root { position: fixed; right: 16px; bottom: 16px; z-index: 950; display: flex; flex-direction: column; align-items: flex-end; gap: 10px; pointer-events: none; }
.ia-deos-root > * { pointer-events: auto; }
.ia-deos-root:has(.ia-deos.is-wide) .ia-deos-launch { visibility: hidden; }
.ia-deos-launch { position: relative; display: grid; place-items: center; width: 56px; height: 56px; padding: 0; color: var(--text, #0B1220); border: 1px solid var(--rule-ink, #0B1220); border-radius: var(--radius-md, 10px); background: #FFFFFF; cursor: pointer; touch-action: manipulation; transition: transform var(--ia-spring-snappy-ms) var(--ia-spring-snappy), background-color 150ms; }
.ia-deos-launch:hover { transform: translateY(-2px); }
.ia-deos-launch:active { transform: translateY(1.5px) scale(0.985); transition-duration: 0ms; }
.ia-deos-launch:focus-visible { outline: var(--border-focus, 3px) solid var(--focus, #D6E4FF); outline-offset: 2px; }
.ia-deos-launch.is-open { background: var(--ground-2, #F6F8FB); }
.ia-deos-launch-tip { position: absolute; right: calc(100% + 8px); top: 50%; padding: 9px 10px; border-radius: var(--radius-sm, 6px); background: var(--rule-ink, #0B1220); color: #FFFFFF; font: 500 13px/1 var(--font-sans, "IBM Plex Sans", sans-serif); white-space: nowrap; opacity: 0; pointer-events: none; transform: translate(4px, -50%); transition: opacity 150ms linear, transform var(--ia-spring-snappy-ms) var(--ia-spring-snappy); }
.ia-deos-launch:hover .ia-deos-launch-tip, .ia-deos-launch:focus-visible .ia-deos-launch-tip { opacity: 1; transform: translate(0, -50%); }
.ia-deos-count { position: absolute; top: -7px; right: -7px; min-width: 20px; height: 20px; padding: 0 5px; border-radius: var(--radius-xs, 2px); background: var(--text, #0B1220); color: #FFFFFF; font: 600 11px/20px var(--font-mono, "IBM Plex Mono", monospace); text-align: center; }

.ia-deos-nudge { position: absolute; right: 0; bottom: calc(100% + 10px); width: min(300px, calc(100vw - 104px)); padding: 12px 8px 8px 14px; background: #FFFFFF; border: 1px solid var(--rule-ink, #0B1220); border-radius: var(--radius-md, 10px); animation: ia-rise var(--ia-spring-fluid-ms) var(--ia-spring-fluid) both; }
.ia-deos-nudge p { margin: 0 6px 8px 0; font-size: 14.5px; line-height: 1.45; color: var(--text, #0B1220); }
.ia-deos-nudge strong { margin-right: 6px; font: 600 11px/1 var(--font-mono, "IBM Plex Mono", monospace); letter-spacing: .08em; }
.ia-deos-nudge-row { display: flex; align-items: center; justify-content: space-between; }

.ia-deos { position: fixed; right: 64px; bottom: 88px; z-index: 950; width: 400px; max-width: calc(100vw - 80px); height: min(680px, calc(100vh - 120px)); display: grid; grid-template-rows: auto minmax(0, 1fr) auto auto; background: #FFFFFF; color: var(--text, #0B1220); border: 1px solid var(--rule-ink, #0B1220); border-radius: var(--radius-md, 10px); overflow: hidden; transform-origin: 100% 100%; animation: ia-deos-in var(--ia-spring-fluid-ms) var(--ia-spring-fluid) both; font-family: var(--font-sans, "IBM Plex Sans", sans-serif); }
@keyframes ia-deos-in { from { opacity: 0; transform: translate3d(0, 12px, 0) scale(0.97); } }
.ia-deos.is-wide { width: min(760px, calc(100vw - 80px)); height: calc(100vh - 32px); bottom: 16px; }
/* the panel stands left of the right rail (İletişim · Geri bildirim · Hareket stay reachable); names never wrap, whatever text-wrap the page sets */
.ia-deos .ia-deos-status, .ia-deos .ia-deos-id h2, .ia-deos .ia-deos-minbar-t { white-space: nowrap; text-wrap-mode: nowrap; }
.ia-deos.is-min { height: auto; grid-template-rows: auto auto; }
.ia-deos.is-inline { position: relative; right: auto; bottom: auto; z-index: auto; width: 100%; min-width: 0; max-width: none; height: 100%; animation: none; }
.ia-deos-head { display: flex; align-items: center; gap: 10px; min-width: 0; padding: 8px 4px 8px 12px; border-bottom: 1px solid var(--rule, #E3E7EE); }
.ia-deos-id { flex: 1; min-width: 0; }
.ia-deos .ia-deos-id h2 { margin: 0; font: 600 15px/1.25 var(--font-sans, "IBM Plex Sans", sans-serif); letter-spacing: .02em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ia-deos-sub { margin-left: 6px; font-weight: 400; font-size: 12.5px; letter-spacing: 0; color: var(--text-2, #4A5363); }
.ia-deos-status { margin: 2px 0 0; font: 400 12px/1.3 var(--font-mono, "IBM Plex Mono", monospace); color: var(--text-2, #4A5363); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ia-deos-ctl { display: flex; flex: none; }
.ia-deos-ib[aria-pressed="true"] { background: var(--ground-3, #EEF4FF); }
.ia-deos-ib:disabled { opacity: .38; cursor: default; }
.ia-deos-logwrap { position: relative; min-height: 0; }
.ia-deos-log { height: 100%; box-sizing: border-box; overflow-y: auto; overscroll-behavior: contain; padding: 16px 14px 24px; display: flex; flex-direction: column; gap: 14px; }
.ia-deos-log:focus-visible { outline: var(--border-focus, 3px) solid var(--focus, #D6E4FF); outline-offset: -3px; }
.ia-deos-scroll { position: absolute; right: 12px; bottom: 10px; display: flex; flex-direction: column; align-items: flex-end; gap: 6px; }
.ia-deos-sbtn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-width: 44px; height: 44px; padding: 0 10px; border: 1px solid var(--rule-strong, #C9D0DB); border-radius: var(--radius-sm, 6px); background: #FFFFFF; color: var(--text, #0B1220); font: 500 13px/1 var(--font-sans, "IBM Plex Sans", sans-serif); cursor: pointer; animation: ia-fade 160ms linear both; }
.ia-deos-sbtn.is-fresh { border-color: var(--rule-ink, #0B1220); }
.ia-deos-sbtn:hover { border-color: var(--rule-ink, #0B1220); }

.ia-dm { display: flex; flex-direction: column; gap: 6px; min-width: 0; animation: ia-dm-in 260ms var(--ia-spring-fluid) both; }
@keyframes ia-dm-in { from { opacity: 0; transform: translate3d(0, 6px, 0); } }
.ia-dm--user { align-items: flex-end; }
.ia-dm-bubble { margin: 0; max-width: 86%; padding: 10px 12px; background: var(--text, #0B1220); color: #FFFFFF; border-radius: 10px 10px 2px 10px; font-size: 15px; line-height: 1.5; white-space: pre-wrap; overflow-wrap: anywhere; }
.ia-dm-status { display: inline-flex; align-items: center; gap: 4px; font: 400 11px/1 var(--font-mono, "IBM Plex Mono", monospace); color: var(--text-2, #4A5363); }
.ia-dm-ticks { display: inline-flex; color: var(--text, #0B1220); }
.ia-dm-ticks svg + svg { margin-left: -7px; }
.ia-dm--deos { flex-direction: row; align-items: flex-start; gap: 10px; }
.ia-dm-av { flex: none; width: 24px; height: 24px; margin-top: 2px; }
.ia-dm-body { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 8px; padding: 10px 12px; border: 1px solid var(--rule, #E3E7EE); border-radius: 2px 10px 10px 10px; }
.ia-dm--deos.is-agent .ia-dm-body { border-color: var(--action, #176BFD); }
.ia-dm-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: 0; font: 400 11.5px/1.2 var(--font-mono, "IBM Plex Mono", monospace); color: var(--text-2, #4A5363); }
.ia-dm-meta strong { color: var(--text, #0B1220); font-weight: 600; letter-spacing: .04em; }
.ia-dm-meta .ia-badge { padding: 4px 6px; font-size: 10px; }
.ia-dm-p { margin: 0; font-size: 15px; line-height: 1.55; white-space: pre-wrap; overflow-wrap: anywhere; }
.ia-dm-list { margin: 0; padding: 0; list-style: none; display: grid; gap: 5px; font-size: 14.5px; line-height: 1.5; }
.ia-dm-list li { position: relative; padding-left: 16px; }
.ia-dm-list li::before { content: ""; position: absolute; left: 1px; top: .62em; width: 6px; height: 6px; background: var(--text, #0B1220); }
.ia-dm-cap { margin: 0; font: 500 11px/1.3 var(--font-mono, "IBM Plex Mono", monospace); letter-spacing: .08em; text-transform: uppercase; color: var(--text-2, #4A5363); }
.ia-dm-cites { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.ia-dm-cites .ia-dm-cap { margin-right: 2px; }
.ia-dm-cite { display: inline-flex; align-items: center; gap: 4px; min-height: 44px; box-sizing: border-box; padding: 0 10px; border: 1px solid var(--rule-strong, #C9D0DB); border-radius: var(--radius-xs, 2px); font: 400 12px/1.2 var(--font-mono, "IBM Plex Mono", monospace); color: var(--text, #0B1220); text-decoration: none; }
.ia-dm-cite:hover { border-color: var(--rule-ink, #0B1220); }
/* a page may color every link blue-700; DEOS's citations are bordered chips in ink */
.ia-deos .ia-dm-body a.ia-dm-cite, .ia-deos .ia-dm-body a.ia-dm-cite:hover { color: var(--text, #0B1220); text-decoration: none; }
.ia-dm-cite:focus-visible, .ia-chip:focus-visible, .ia-dm-opt:focus-visible, .ia-dm-rb:focus-visible, .ia-deos-sbtn:focus-visible, .ia-deos-topic:focus-visible, .ia-deos-minbar:focus-visible, .ia-deos-send:focus-visible { outline: var(--border-focus, 3px) solid var(--focus, #D6E4FF); outline-offset: 2px; }
.ia-dm-actions, .ia-dm-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.ia-chip { display: inline-flex; align-items: center; gap: 6px; min-height: 44px; box-sizing: border-box; padding: 8px 12px; border: 1px solid var(--rule-strong, #C9D0DB); border-radius: var(--radius-sm, 6px); background: #FFFFFF; color: var(--text, #0B1220); font: 400 14px/1.3 var(--font-sans, "IBM Plex Sans", sans-serif); text-align: left; cursor: pointer; touch-action: manipulation; transition: border-color 150ms, transform var(--ia-spring-snappy-ms) var(--ia-spring-snappy); }
.ia-chip:hover { border-color: var(--rule-ink, #0B1220); }
.ia-chip:active { transform: translateY(1.5px) scale(0.985); transition-duration: 0ms; }
.ia-chip--flow { border-color: var(--rule-ink, #0B1220); font-weight: 500; }
.ia-dm-steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; font: 400 12.5px/1.4 var(--font-mono, "IBM Plex Mono", monospace); color: var(--text-2, #4A5363); }
.ia-dm-steps li { display: flex; align-items: center; gap: 8px; }
.ia-dm-steps li.is-done { color: var(--text, #0B1220); }
.ia-dm-si { display: inline-grid; place-items: center; width: 16px; height: 16px; flex: none; }
.ia-dm-x { font: 600 12px/1 var(--font-mono, "IBM Plex Mono", monospace); }
.ia-dm-thinking { display: flex; align-items: center; gap: 10px; padding: 2px 0 2px 34px; font: 400 13px/1 var(--font-mono, "IBM Plex Mono", monospace); color: var(--text-2, #4A5363); }
.ia-dm-rate { display: flex; align-items: center; gap: 0; margin: -4px 0 -8px; font: 400 12px/1 var(--font-sans, "IBM Plex Sans", sans-serif); color: var(--text-2, #4A5363); }
.ia-dm-rate > span { margin-right: 4px; }
.ia-dm-rb { display: inline-grid; place-items: center; width: 44px; height: 44px; padding: 0; border: 0; border-radius: var(--radius-sm, 6px); background: transparent; color: var(--text-2, #4A5363); cursor: pointer; }
.ia-dm-rb:hover { color: var(--text, #0B1220); background: var(--ground-2, #F6F8FB); }
.ia-dm-rb[aria-pressed="true"] { color: var(--text, #0B1220); background: var(--ground-3, #EEF4FF); }
.ia-dm-note { display: flex; align-items: flex-start; gap: 6px; margin: 0; font-size: 12.5px; line-height: 1.45; color: var(--text-2, #4A5363); }
.ia-dm-note .ia-icon { margin-top: 2px; }
.ia-dm--sys { gap: 8px; padding: 10px 12px; border: 1px dashed var(--rule-strong, #C9D0DB); border-radius: var(--radius-sm, 6px); background: var(--ground-2, #F6F8FB); }
.ia-dm-calc { margin: 0; padding: 8px 12px 10px; border: 1px solid var(--rule-ink, #0B1220); border-radius: var(--radius-sm, 6px); }
.ia-dm-calc table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.ia-dm-calc th { text-align: left; font-weight: 400; color: var(--text-2, #4A5363); padding: 6px 8px 6px 0; border-bottom: 1px solid var(--rule, #E3E7EE); }
.ia-dm-calc td { text-align: right; white-space: nowrap; font-family: var(--font-mono, "IBM Plex Mono", monospace); font-variant-numeric: tabular-nums; padding: 6px 0; border-bottom: 1px solid var(--rule, #E3E7EE); }
.ia-dm-calc tr.is-key th, .ia-dm-calc tr.is-key td { color: var(--text, #0B1220); font-weight: 600; }
.ia-dm-calc figcaption { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 8px; font: 400 11.5px/1.4 var(--font-mono, "IBM Plex Mono", monospace); color: var(--text-2, #4A5363); }
.ia-dm-plan { padding: 12px; border: 1px solid var(--rule-ink, #0B1220); border-radius: var(--radius-sm, 6px); }
.ia-dm-plan-h { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 4px 8px; margin: 0; }
.ia-dm-plan-h strong { font: 600 16px/1.3 var(--font-sans, "IBM Plex Sans", sans-serif); }
.ia-dm-plan-h span { font-size: 12.5px; color: var(--text-2, #4A5363); }
.ia-dm-plan-price { margin: 6px 0 10px; font: 300 22px/1.2 var(--font-mono, "IBM Plex Mono", monospace); }
.ia-dm-plan-price span { display: block; margin-top: 4px; font: 400 12px/1.3 var(--font-sans, "IBM Plex Sans", sans-serif); color: var(--text-2, #4A5363); }
.ia-dm-plan ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 5px; font-size: 13.5px; line-height: 1.4; }
.ia-dm-plan li { display: flex; align-items: flex-start; gap: 6px; }
.ia-dm-plan li .ia-checkdraw { flex: none; margin-top: 2px; }
.ia-dm-choice { display: grid; gap: 8px; }
.ia-dm-q { margin: 0; font: 500 15px/1.4 var(--font-sans, "IBM Plex Sans", sans-serif); }
.ia-dm-opts { display: grid; gap: 6px; }
.ia-dm-opt { display: flex; align-items: center; gap: 10px; min-height: 44px; box-sizing: border-box; padding: 8px 12px; border: 1px solid var(--rule-strong, #C9D0DB); border-radius: var(--radius-sm, 6px); background: #FFFFFF; color: var(--text, #0B1220); font: 400 14px/1.35 var(--font-sans, "IBM Plex Sans", sans-serif); text-align: left; cursor: pointer; transition: border-color 150ms; }
.ia-dm-opt:hover:not(:disabled) { border-color: var(--rule-ink, #0B1220); }
.ia-dm-opt:disabled { cursor: default; }
.ia-dm-opt-m { display: inline-grid; place-items: center; flex: none; width: 18px; height: 18px; box-sizing: border-box; border: 1px solid var(--rule-strong, #C9D0DB); border-radius: var(--radius-xs, 2px); }
.ia-dm-opt.is-picked { border-color: var(--rule-ink, #0B1220); }
.ia-dm-opt.is-picked .ia-dm-opt-m { border-color: var(--rule-ink, #0B1220); }
.ia-dm-opt.is-right { border: 2px solid var(--rule-ink, #0B1220); }
.ia-dm-opt.is-right .ia-dm-opt-m { background: var(--text, #0B1220); border-color: var(--text, #0B1220); color: #FFFFFF; }
.ia-dm-opt.is-wrong { border-style: dashed; color: var(--text-2, #4A5363); }
.ia-dm-why { margin: 0; font-size: 13.5px; line-height: 1.5; }
.ia-dm-why .ia-dm-cite { min-height: 32px; margin-left: 4px; }
.ia-dm-flowctl { display: flex; gap: 16px; }
.ia-dm-handoff { display: grid; gap: 8px; padding: 10px 12px; border: 1px solid var(--rule-strong, #C9D0DB); border-radius: var(--radius-sm, 6px); }
.ia-dm-go { display: grid; justify-items: start; gap: 6px; }
.ia-dm-wa { display: inline-flex; flex-direction: column; align-items: flex-start; gap: 6px; }

.ia-deos-welcome { display: grid; justify-items: start; gap: 10px; padding: 4px 2px 8px; }
.ia-deos .ia-deos-welcome h3 { margin: 6px 0 0; font: 300 26px/1.15 var(--font-sans, "IBM Plex Sans", sans-serif); letter-spacing: -.02em; }
.ia-deos-welcome > p { margin: 0; max-width: 46ch; font-size: 14.5px; line-height: 1.55; color: var(--text-2, #4A5363); }
.ia-deos-topics { display: flex; flex-wrap: wrap; margin-top: 4px; border: 1px solid var(--rule-strong, #C9D0DB); border-radius: var(--radius-sm, 6px); overflow: hidden; }
.ia-deos-topic { min-height: 44px; padding: 0 12px; border: 0; border-right: 1px solid var(--rule, #E3E7EE); background: #FFFFFF; color: var(--text, #0B1220); font: 500 13.5px/1 var(--font-sans, "IBM Plex Sans", sans-serif); cursor: pointer; }
.ia-deos-topic:last-child { border-right: 0; }
.ia-deos-topic.is-on { background: var(--text, #0B1220); color: #FFFFFF; }
.ia-deos-welcome .ia-deos-tip { font-size: 12.5px; }

.ia-deos-compose { display: grid; grid-template-columns: minmax(0, 1fr) 44px; align-items: end; gap: 4px 8px; padding: 10px 12px 4px; border-top: 1px solid var(--rule, #E3E7EE); }
.ia-deos-input { width: 100%; box-sizing: border-box; min-height: 44px; max-height: 160px; field-sizing: content; resize: none; padding: 10px 12px; border: 1px solid var(--control-border, #4A5363); border-radius: var(--radius-sm, 6px); background: #FFFFFF; color: var(--text, #0B1220); font: 400 15px/1.45 var(--font-sans, "IBM Plex Sans", sans-serif); }
.ia-deos-input:focus { outline: var(--border-focus, 3px) solid var(--focus, #D6E4FF); outline-offset: 0; border-color: var(--action, #176BFD); }
.ia-deos-input::placeholder { color: var(--text-2, #4A5363); }
.ia-deos-send { display: grid; place-items: center; width: 44px; height: 44px; padding: 0; border: 1px solid var(--text, #0B1220); border-radius: var(--radius-sm, 6px); background: var(--text, #0B1220); color: #FFFFFF; cursor: pointer; touch-action: manipulation; }
.ia-deos-send:active:not(:disabled) { transform: translateY(1.5px) scale(0.985); }
.ia-deos-send:disabled { background: var(--ground-2, #F6F8FB); color: var(--text-2, #4A5363); border: 1px dashed var(--rule-strong, #C9D0DB); cursor: default; }
.ia-deos-send.is-stop { background: #FFFFFF; color: var(--text, #0B1220); }
.ia-deos-hint { grid-column: 1 / -1; margin: 0; font: 400 11px/1.3 var(--font-mono, "IBM Plex Mono", monospace); color: var(--text-2, #4A5363); }
.ia-deos-foot { margin: 0; padding: 2px 12px 10px; font-size: 11.5px; line-height: 1.45; color: var(--text-2, #4A5363); }
.ia-deos-foot a { color: var(--link-strong, #0F4FC4); text-underline-offset: 3px; }
.ia-deos-minbar { display: flex; align-items: center; gap: 10px; width: 100%; min-height: 48px; padding: 0 12px; border: 0; background: #FFFFFF; color: var(--text, #0B1220); font: 400 14px/1.3 var(--font-sans, "IBM Plex Sans", sans-serif); text-align: left; cursor: pointer; }
.ia-deos-minbar-t { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ia-deos-minbar .ia-deos-count { position: static; }
.ia-dock-deos img { width: 22px; height: 22px; display: block; }

@media (max-width: 768px) {
  .ia-deos-root { right: 8px; bottom: calc(84px + env(safe-area-inset-bottom, 0px)); }
  .ia-deos-launch { display: none; }
  .ia-deos:not(.is-inline) { inset: 0; width: auto; max-width: none; height: auto; border: 0; border-radius: 0; padding-bottom: env(safe-area-inset-bottom, 0px); }
}
@media (prefers-reduced-motion: reduce) { .ia-deos, .ia-dm, .ia-deos-nudge, .ia-deos-sbtn, .ia-fb-pop.is-rail { animation: none; } .ia-deos-launch, .ia-chip { transition: none; } }
html[data-motion="still"] .ia-deos, html[data-motion="still"] .ia-dm, html[data-motion="still"] .ia-deos-nudge { animation: none; }
@media print { .ia-deos-root, .ia-deos { display: none !important; } }

/* ── Commerce: plans, sign-up, checkout, consent ────────────────────── */
.ia-plans { display: grid; gap: 32px; }
.ia-plans-bar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px 24px; }
.ia-plans-note { margin: 0; font-size: 14px; color: var(--text-2, #4A5363); }
.ia-plans-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); gap: 24px; align-items: stretch; }
.ia-plan { display: flex; flex-direction: column; gap: 12px; padding: 24px; border: 1px solid var(--rule-strong, #C9D0DB); border-radius: var(--radius-md, 10px); background: #FFFFFF; }
.ia-plan.is-on { border: 2px solid var(--rule-ink, #0B1220); padding: 23px; }
.ia-plan header { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.ia-plan h3 { margin: 0; font: 500 22px/1.2 var(--font-sans, "IBM Plex Sans", sans-serif); }
.ia-plan-who { margin: 0; font-size: 14.5px; color: var(--text-2, #4A5363); }
.ia-plan-price { margin: 4px 0 0; display: flex; align-items: baseline; gap: 6px; }
.ia-plan-amt { font: 300 34px/1.1 var(--font-mono, "IBM Plex Mono", monospace); letter-spacing: -.02em; }
.ia-plan-per { font-size: 14px; color: var(--text-2, #4A5363); }
.ia-plan-meta { margin: 0; font: 400 12.5px/1.4 var(--font-mono, "IBM Plex Mono", monospace); color: var(--text-2, #4A5363); }
.ia-plan-list { list-style: none; margin: 4px 0 8px; padding: 12px 0 0; border-top: 1px solid var(--rule, #E3E7EE); display: grid; gap: 8px; font-size: 14.5px; line-height: 1.45; flex: 1; }
.ia-plan-list li { display: flex; gap: 8px; align-items: flex-start; }
.ia-plan-list .ia-checkdraw { flex: none; margin-top: 3px; }
.ia-plan .ia-btn { align-self: stretch; }
.ia-plans-cmp { overflow-x: auto; border-top: 1px solid var(--rule-ink, #0B1220); }
.ia-plans-cmp:focus-visible { outline: var(--border-focus, 3px) solid var(--focus, #D6E4FF); outline-offset: 2px; }
.ia-plans-cmp table { width: 100%; min-width: 620px; border-collapse: collapse; font-size: 14.5px; }
.ia-plans-cmp th, .ia-plans-cmp td { padding: 12px 12px 12px 0; border-bottom: 1px solid var(--rule, #E3E7EE); text-align: left; vertical-align: top; }
.ia-plans-cmp thead th { font: 500 11px/1.3 var(--font-mono, "IBM Plex Mono", monospace); letter-spacing: .08em; text-transform: uppercase; color: var(--text-2, #4A5363); }
.ia-plans-cmp tbody th { font-weight: 400; color: var(--text, #0B1220); }
.ia-mark-yes { display: inline-grid; place-items: center; width: 22px; height: 22px; background: var(--text, #0B1220); color: #FFFFFF; border-radius: var(--radius-xs, 2px); }
.ia-mark-no { color: var(--text-2, #4A5363); }
.ia-fs { margin: 0; padding: 0; border: 0; display: grid; gap: 8px; min-width: 0; }
.ia-seg--wide { display: flex; flex-wrap: wrap; }
.ia-row2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr)); gap: 16px; }
.ia-done-next { margin-top: 8px; }
.ia-checkout { display: grid; grid-template-columns: minmax(0, 7fr) minmax(280px, 4fr); gap: 48px; align-items: start; }
@media (max-width: 960px) { .ia-checkout { grid-template-columns: minmax(0, 1fr); } }
.ia-order { position: sticky; top: 96px; display: grid; gap: 10px; padding: 24px; border: 1px solid var(--rule-ink, #0B1220); border-radius: var(--radius-md, 10px); background: #FFFFFF; }
.ia-order h3 { margin: 0; font: 500 22px/1.2 var(--font-sans, "IBM Plex Sans", sans-serif); }
.ia-order-who { margin: 0; font-size: 14px; color: var(--text-2, #4A5363); }
.ia-order dl { margin: 6px 0 0; display: grid; }
.ia-order dl > div { display: flex; justify-content: space-between; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--rule, #E3E7EE); font-size: 14.5px; }
.ia-order dt { color: var(--text-2, #4A5363); }
.ia-order dd { margin: 0; font-family: var(--font-mono, "IBM Plex Mono", monospace); font-variant-numeric: tabular-nums; }
.ia-order dl > .is-total { border-bottom: 2px solid var(--rule-ink, #0B1220); font-weight: 600; }
.ia-order dl > .is-total dt { color: var(--text, #0B1220); }
.ia-order-safe { list-style: none; margin: 6px 0 0; padding: 0; display: grid; gap: 10px; font-size: 13.5px; line-height: 1.5; color: var(--text-2, #4A5363); }
.ia-order-safe li { display: grid; grid-template-columns: 18px minmax(0, 1fr); gap: 8px; }
.ia-order-safe .ia-icon { margin-top: 2px; color: var(--text, #0B1220); }
.ia-pay { display: grid; gap: 8px; }
.ia-pay-opt { display: grid; grid-template-columns: 18px 20px minmax(0, 1fr); align-items: center; gap: 12px; min-height: 56px; padding: 10px 14px; border: 1px solid var(--rule-strong, #C9D0DB); border-radius: var(--radius-sm, 6px); background: #FFFFFF; color: var(--text, #0B1220); text-align: left; cursor: pointer; font: inherit; }
.ia-pay-opt.is-on { border: 2px solid var(--rule-ink, #0B1220); padding: 9px 13px; }
.ia-pay-opt strong { display: block; font-weight: 500; font-size: 15px; }
.ia-pay-opt small { display: block; font-size: 13px; color: var(--text-2, #4A5363); }
.ia-pay-m { display: inline-grid; place-items: center; width: 18px; height: 18px; border: 1px solid var(--rule-ink, #0B1220); border-radius: 50%; }
.ia-pay-opt:focus-visible { outline: var(--border-focus, 3px) solid var(--focus, #D6E4FF); outline-offset: 2px; }
.ia-consent { position: fixed; left: 16px; bottom: 16px; z-index: 940; width: min(420px, calc(100vw - 32px)); display: grid; gap: 10px; padding: 14px 16px; background: #FFFFFF; border: 1px solid var(--rule-ink, #0B1220); border-radius: var(--radius-md, 10px); animation: ia-rise var(--ia-spring-fluid-ms) var(--ia-spring-fluid) both; }
.ia-consent p { margin: 0; font-size: 13.5px; line-height: 1.5; color: var(--text, #0B1220); }
.ia-consent-row { display: flex; flex-wrap: wrap; gap: 8px; }
@media (max-width: 768px) { .ia-consent { left: 8px; right: 8px; width: auto; bottom: calc(84px + env(safe-area-inset-bottom, 0px)); } }
@media (prefers-reduced-motion: reduce) { .ia-consent { animation: none; } }
@media print { .ia-consent { display: none !important; } }

/* ── Sign-in: magic link, second step, SSO (no passwords) ───────────── */
.ia-auth { width: 100%; max-width: 480px; }
.ia-auth-form { display: grid; gap: 20px; justify-items: stretch; }
.ia-auth-h { margin: 0; font: 500 32px/1.15 var(--font-sans, "IBM Plex Sans", sans-serif); letter-spacing: -.01em; color: var(--text, #0B1220); }
.ia-auth-h:focus { outline: none; }
.ia-auth-h:focus-visible { outline: var(--border-focus, 3px) solid var(--focus, #D6E4FF); outline-offset: 4px; }
.ia-auth-lede { margin: 0; font-size: 16px; line-height: 1.55; color: var(--text-2, #4A5363); }
.ia-auth-lede strong { color: var(--text, #0B1220); font-weight: 500; }
.ia-auth-main { width: 100%; justify-content: center; gap: 10px; }
.ia-auth-or { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 12px; font: 400 12px/1 var(--font-mono, "IBM Plex Mono", monospace); letter-spacing: .08em; text-transform: uppercase; color: var(--text-2, #4A5363); }
.ia-auth-or::before, .ia-auth-or::after { content: ""; height: 1px; background: var(--rule, #E3E7EE); }
.ia-auth-alt { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr)); gap: 12px; }
.ia-auth-alt .ia-btn { justify-content: center; gap: 8px; }
.ia-auth-foot { margin: 0; font-size: 14px; line-height: 1.6; color: var(--text-2, #4A5363); }
.ia-auth-foot a { display: inline-flex; align-items: center; min-height: 44px; color: var(--link-strong, #0F4FC4); text-underline-offset: 3px; }
.ia-auth-icon { display: grid; place-items: center; width: 56px; height: 56px; border: 1px solid var(--rule-ink, #0B1220); border-radius: var(--radius-sm, 6px); color: var(--text, #0B1220); }
.ia-auth-icon.is-warn { border-width: 2px; }
.ia-auth-facts { list-style: none; margin: 0; padding: 12px 0 0; border-top: 1px solid var(--rule, #E3E7EE); display: grid; gap: 10px; font-size: 14.5px; line-height: 1.45; }
.ia-auth-facts li { display: grid; grid-template-columns: 18px minmax(0, 1fr); gap: 10px; align-items: start; }
.ia-auth-facts .ia-icon { margin-top: 2px; }
.ia-auth-link { justify-self: start; display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 0; border: 0; background: none; color: var(--link-strong, #0F4FC4); font: 500 14px/1.3 var(--font-sans, "IBM Plex Sans", sans-serif); text-decoration: underline; text-underline-offset: 3px; cursor: pointer; }
.ia-auth-link:focus-visible { outline: var(--border-focus, 3px) solid var(--focus, #D6E4FF); outline-offset: 2px; border-radius: var(--radius-xs, 2px); }
.ia-auth-inbox { display: grid; gap: 8px; padding: 16px; border: 1px dashed var(--rule-strong, #C9D0DB); border-radius: var(--radius-md, 10px); background: var(--surface-2, #F6F8FB); justify-items: start; }
.ia-auth-inbox p { margin: 0; }
.ia-auth-inbox-k { font: 500 11px/1.3 var(--font-mono, "IBM Plex Mono", monospace); letter-spacing: .08em; text-transform: uppercase; color: var(--text-2, #4A5363); }
.ia-auth-inbox-s { font-size: 14.5px; }
.ia-auth-inbox-b { font-size: 14px; line-height: 1.55; color: var(--text-2, #4A5363); }
.ia-otp { max-width: 260px; font: 400 24px/1.2 var(--font-mono, "IBM Plex Mono", monospace); letter-spacing: .4em; text-align: center; font-variant-numeric: tabular-nums; }
.ia-otp--rec { max-width: 280px; letter-spacing: .18em; text-transform: uppercase; }
.ia-auth-wait { justify-items: start; }
.ia-auth-methods { margin: 0; }
.ia-auth-passkey { display: grid; gap: 16px; }
.ia-auth-passkey p { margin: 0; font-size: 15px; line-height: 1.55; }
.ia-auth-session { margin: 0; display: grid; border-top: 1px solid var(--rule-ink, #0B1220); }
.ia-auth-session > div { display: grid; grid-template-columns: 96px minmax(0, 1fr); gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--rule, #E3E7EE); font-size: 14.5px; }
.ia-auth-session dt { color: var(--text-2, #4A5363); }
.ia-auth-session dd { margin: 0; }
.ia-auth-note { margin: 0; padding-left: 12px; border-left: 2px solid var(--rule-ink, #0B1220); font-size: 14px; line-height: 1.55; }
.ia-preview-note { margin: 0; font: 400 12px/1.5 var(--font-mono, "IBM Plex Mono", monospace); color: var(--text-2, #4A5363); }

/* ── Page tools: copy as Markdown · .md twin · llms.txt ─────────────── */
.ia-pagetools { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.ia-pagetools-btn, .ia-pagetools-link { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 0 14px; border: 1px solid var(--rule-strong, #C9D0DB); border-radius: var(--radius-sm, 6px); background: #FFFFFF; color: var(--text, #0B1220); font: 500 13px/1 var(--font-mono, "IBM Plex Mono", monospace); text-decoration: none; cursor: pointer; transition: border-color 150ms; }
.ia-pagetools-btn:hover, .ia-pagetools-link:hover { border-color: var(--rule-ink, #0B1220); }
.ia-pagetools-btn:focus-visible, .ia-pagetools-link:focus-visible { outline: var(--border-focus, 3px) solid var(--focus, #D6E4FF); outline-offset: 2px; }
.ia-pagetools.is-compact .ia-pagetools-link span { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.ia-pagetools.is-compact .ia-pagetools-link { width: 44px; padding: 0; justify-content: center; }
.ia-pagetools.is-on-ink .ia-pagetools-btn, .ia-pagetools.is-on-ink .ia-pagetools-link { background: transparent; border-color: rgba(255, 255, 255, .32); color: #FFFFFF; }
.ia-pagetools.is-on-ink .ia-pagetools-btn:hover, .ia-pagetools.is-on-ink .ia-pagetools-link:hover { border-color: #FFFFFF; }
@media print { .ia-pagetools { display: none !important; } }

/* IADEOS 3410 · the consent sheet appears 1.2 s after load, where thumbs are: its buttons take a touch only after
   it has been on screen for 0.6 s (a tap aimed at the page is not consent; keyboard use is unaffected) */
.ia-consent-row button { animation: ia-consent-arm 0.6s step-end both; }
@keyframes ia-consent-arm { from { pointer-events: none; } to { pointer-events: auto; } }