/* TheAIService.com
   Daylight-future palette: cool mineral ground, indigo ink, one ultraviolet accent.
   The four layer hues appear only in the strata device and layer tags. */
:root {
  --ground: #eef1f7;
  --paper: #ffffff;
  --ink: #0e1430;
  --ink-2: #4a5270;
  --line: #d5dbe8;
  --uv: #4733ff;
  --uv-soft: #e6e3ff;
  --on-uv: #ffffff;
  --discover: #4733ff;
  --automate: #00a79c;
  --develop: #d92f8f;
  --operate: #e08a00;
  --ok: #0b7a55;
  --bad: #b3261e;
  --display: "Unbounded", "Arial Black", system-ui, sans-serif;
  --body: "Hanken Grotesk", "Segoe UI", system-ui, -apple-system, sans-serif;
  --wrap: 76rem;
  --r-s: 6px;
  --r-l: 22px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --ground: #0a0e24; --paper: #121837; --ink: #eef1ff; --ink-2: #a9b1d6; --line: #2a3160;
    --uv: #9286ff; --uv-soft: #1e1f55; --on-uv: #0a0e24;
    --discover: #9286ff; --automate: #2fd6c9; --develop: #ff6fbe; --operate: #ffb740;
    --ok: #4fd1a5; --bad: #ff8a80; color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --ground: #0a0e24; --paper: #121837; --ink: #eef1ff; --ink-2: #a9b1d6; --line: #2a3160;
  --uv: #9286ff; --uv-soft: #1e1f55; --on-uv: #0a0e24;
  --discover: #9286ff; --automate: #2fd6c9; --develop: #ff6fbe; --operate: #ffb740;
  --ok: #4fd1a5; --bad: #ff8a80; color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--ground); color: var(--ink); font: 400 1.0625rem/1.6 var(--body); }
img, svg { max-width: 100%; }
a { color: inherit; text-underline-offset: 0.2em; text-decoration-thickness: 1px; }
a:hover { color: var(--uv); }
:focus-visible { outline: 3px solid var(--uv); outline-offset: 3px; border-radius: 4px; }
h1, h2, h3 { font-family: var(--display); font-weight: 500; line-height: 1.12; letter-spacing: -0.02em; margin: 0; text-wrap: balance; }
h1 { font-size: clamp(2.1rem, 5.2vw, 4.25rem); }
h2 { font-size: clamp(1.45rem, 2.6vw, 2.15rem); }
h3 { font-size: 1.05rem; line-height: 1.3; letter-spacing: -0.01em; }
p { margin: 0; max-width: 68ch; }
ul, ol { margin: 0; padding-left: 1.2rem; }
.wrap { width: min(100% - 2.5rem, var(--wrap)); margin-inline: auto; }
.skip { position: absolute; left: -999px; top: 0; background: var(--ink); color: var(--ground); padding: 0.6rem 1rem; z-index: 50; }
.skip:focus { left: 0.5rem; top: 0.5rem; }
.muted { color: var(--ink-2); }
.lede { font-size: clamp(1.1rem, 1.5vw, 1.3rem); line-height: 1.55; color: var(--ink-2); max-width: 58ch; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem; min-height: 3rem; padding: 0.7rem 1.4rem; border-radius: 999px; border: 1.5px solid var(--ink); background: transparent; color: var(--ink); font: 600 1rem/1.2 var(--body); text-decoration: none; cursor: pointer; transition: background 0.15s, color 0.15s, border-color 0.15s; }
.btn:hover { background: var(--ink); color: var(--ground); }
.btn-primary { background: var(--uv); border-color: var(--uv); color: var(--on-uv); }
.btn-primary:hover { background: var(--ink); border-color: var(--ink); color: var(--ground); }
.btn[disabled] { opacity: 0.55; cursor: progress; }
.btn-row { display: flex; flex-wrap: wrap; gap: 0.75rem; }

/* Header and navigation */
.site-head { position: sticky; top: 0; z-index: 40; background: color-mix(in srgb, var(--ground) 88%, transparent); backdrop-filter: blur(14px); border-bottom: 1px solid var(--line); }
.head-row { display: flex; align-items: center; gap: 1.25rem; min-height: 4.25rem; }
.brand { display: inline-flex; align-items: center; gap: 0.6rem; font: 500 0.98rem/1 var(--display); letter-spacing: -0.02em; text-decoration: none; white-space: nowrap; }
.brand svg { width: 1.9rem; height: 1.9rem; flex: none; }
.nav { display: flex; align-items: center; gap: 0.15rem; margin-left: auto; }
.nav-item { position: relative; }
.nav-btn, .nav-link { display: inline-flex; align-items: center; gap: 0.35rem; padding: 0.55rem 0.7rem; border: 0; background: none; color: var(--ink); font: 500 0.95rem/1.2 var(--body); border-radius: var(--r-s); cursor: pointer; text-decoration: none; }
.nav-btn:hover, .nav-link:hover, .nav-btn[aria-expanded="true"] { background: var(--uv-soft); color: var(--ink); }
.nav-btn::after { content: ""; width: 0.4rem; height: 0.4rem; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: translateY(-2px) rotate(45deg); transition: transform 0.15s; }
.nav-btn[aria-expanded="true"]::after { transform: translateY(1px) rotate(-135deg); }
.nav-panel { position: absolute; top: calc(100% + 0.6rem); left: 0; min-width: 17rem; padding: 0.6rem; background: var(--paper); border: 1px solid var(--line); border-radius: 14px; box-shadow: 0 24px 60px -24px rgb(14 20 48 / 0.35); display: none; }
.nav-panel.open { display: block; }
.nav-panel a { display: block; padding: 0.5rem 0.7rem; border-radius: var(--r-s); text-decoration: none; font-size: 0.95rem; }
.nav-panel a:hover { background: var(--uv-soft); color: var(--ink); }
.nav-panel .all { margin-top: 0.3rem; border-top: 1px solid var(--line); border-radius: 0 0 var(--r-s) var(--r-s); padding-top: 0.7rem; font-weight: 600; }
.nav-cta { margin-left: 0.6rem; min-height: 2.6rem; padding: 0.5rem 1.1rem; font-size: 0.95rem; }
.menu-toggle { display: none; margin-left: auto; }
@media (max-width: 68rem) {
  .menu-toggle { display: inline-flex; min-height: 2.6rem; padding: 0.4rem 1rem; }
  .nav { display: none; position: absolute; inset: 100% 0 auto 0; max-height: calc(100vh - 4.25rem); overflow: auto; flex-direction: column; align-items: stretch; gap: 0; padding: 0.75rem 1.25rem 1.5rem; background: var(--ground); border-bottom: 1px solid var(--line); }
  .nav.open { display: flex; }
  .nav-btn, .nav-link { width: 100%; justify-content: space-between; padding: 0.9rem 0.25rem; font-size: 1.05rem; border-bottom: 1px solid var(--line); border-radius: 0; }
  .nav-panel { position: static; box-shadow: none; border: 0; background: none; padding: 0.25rem 0 0.75rem 0.75rem; }
  .nav-cta { margin: 1rem 0 0; }
}

/* Sections */
main { display: block; }
.band { padding-block: clamp(3.5rem, 8vw, 6.5rem); }
.band + .band { border-top: 1px solid var(--line); }
.band-head { display: grid; gap: 1rem; margin-bottom: clamp(2rem, 4vw, 3.25rem); }
.band-paper { background: var(--paper); }

/* Hero */
.hero { padding-block: clamp(3rem, 7vw, 5.5rem) clamp(3rem, 6vw, 5rem); }
.hero h1 { max-width: 15ch; }
.hero h1 span { display: block; }
.hero .lede { margin-top: 1.5rem; }
.hero .btn-row { margin-top: 2rem; }

/* Intent console: the signature element */
.console { margin-top: clamp(2.5rem, 6vw, 4.5rem); background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-l); overflow: hidden; }
.console-top { padding: clamp(1.25rem, 3vw, 2rem); border-bottom: 1px solid var(--line); }
.console-top h2 { font-size: clamp(1.15rem, 2vw, 1.5rem); }
.chips { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1.1rem; }
.chip { padding: 0.6rem 1rem; border-radius: 999px; border: 1.5px solid var(--line); background: var(--ground); color: var(--ink); font: 500 0.98rem/1.2 var(--body); cursor: pointer; transition: border-color 0.15s, background 0.15s; }
.chip:hover { border-color: var(--ink); }
.chip[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: var(--ground); }
.console-body { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); }
.strata { display: grid; grid-template-rows: repeat(4, 1fr); border-right: 1px solid var(--line); }
.stratum { --hue: var(--ink-2); position: relative; display: flex; align-items: center; gap: 0.9rem; padding: 0.95rem clamp(1.25rem, 3vw, 2rem); border-bottom: 1px solid var(--line); color: var(--ink-2); transition: background 0.25s, color 0.25s; }
.stratum:last-child { border-bottom: 0; }
.stratum::before { content: ""; width: 0.7rem; height: 0.7rem; border-radius: 50%; background: var(--hue); flex: none; transition: transform 0.25s; }
.stratum b { font: 500 0.95rem/1 var(--display); letter-spacing: -0.01em; color: inherit; }
.stratum small { font-size: 0.9rem; }
.stratum.on { background: color-mix(in srgb, var(--hue) 14%, var(--paper)); color: var(--ink); }
.stratum.on::before { transform: scale(1.7); }
.s-discover { --hue: var(--discover); } .s-automate { --hue: var(--automate); } .s-develop { --hue: var(--develop); } .s-operate { --hue: var(--operate); }
.answer { padding: clamp(1.25rem, 3vw, 2rem); display: grid; gap: 1rem; align-content: start; min-height: 15rem; }
.answer p { font-size: 1.1rem; line-height: 1.55; }
.answer dl { margin: 0; display: grid; gap: 0.2rem; }
.answer dt { font-size: 0.9rem; color: var(--ink-2); }
.answer dd { margin: 0; font-weight: 600; }
@media (max-width: 48rem) {
  .console-body { grid-template-columns: 1fr; }
  .strata { border-right: 0; border-bottom: 1px solid var(--line); grid-template-rows: none; grid-template-columns: repeat(4, 1fr); }
  .stratum { flex-direction: column; align-items: flex-start; gap: 0.5rem; padding: 0.8rem; border-bottom: 0; border-right: 1px solid var(--line); }
  .stratum:last-child { border-right: 0; }
  .stratum small { display: none; }
  .stratum b { font-size: 0.72rem; }
}

/* Layers (a true sequence, so it is numbered) */
.layers { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; border: 1px solid var(--line); border-radius: var(--r-l); overflow: hidden; background: var(--paper); counter-reset: layer; }
.layer { --hue: var(--ink); counter-increment: layer; padding: 1.6rem 1.4rem 1.8rem; border-right: 1px solid var(--line); border-top: 5px solid var(--hue); display: grid; gap: 0.7rem; align-content: start; }
.layer:last-child { border-right: 0; }
.layer::before { content: counter(layer); font: 500 0.95rem/1 var(--display); color: var(--ink-2); }
.layer p { font-size: 0.98rem; color: var(--ink-2); }
.layer .out { font-size: 0.92rem; color: var(--ink); font-weight: 600; padding-top: 0.7rem; border-top: 1px dashed var(--line); }
@media (max-width: 60rem) { .layers { grid-template-columns: 1fr 1fr; } .layer:nth-child(2) { border-right: 0; } .layer:nth-child(-n+2) { border-bottom: 1px solid var(--line); } }
@media (max-width: 36rem) { .layers { grid-template-columns: 1fr; } .layer { border-right: 0; border-bottom: 1px solid var(--line); } .layer:last-child { border-bottom: 0; } }

/* Index lists: rows, not cards */
.rows { list-style: none; padding: 0; border-top: 1px solid var(--line); }
.rows li { border-bottom: 1px solid var(--line); }
.row { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr) auto; gap: 0.5rem 2rem; align-items: baseline; padding: 1.15rem 0.25rem; text-decoration: none; transition: padding 0.15s, background 0.15s; }
.row:hover { background: var(--uv-soft); color: var(--ink); padding-inline: 0.9rem; }
.row h3 { font-size: 1.02rem; }
.row p { color: var(--ink-2); font-size: 1rem; }
.tag { --hue: var(--ink-2); display: inline-flex; align-items: center; gap: 0.4rem; font-size: 0.85rem; color: var(--ink-2); white-space: nowrap; }
.tag::before { content: ""; width: 0.55rem; height: 0.55rem; border-radius: 50%; background: var(--hue); }
@media (max-width: 48rem) { .row { grid-template-columns: 1fr; } }
.cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); gap: 2.5rem 3rem; }
.col h3 { margin-bottom: 0.8rem; }
.col ul { list-style: none; padding: 0; display: grid; gap: 0.35rem; }
.col a { text-decoration: none; color: var(--ink-2); }
.col a:hover { color: var(--uv); text-decoration: underline; }

/* Detail pages */
.page-head { padding-block: clamp(2.5rem, 6vw, 4.5rem) clamp(2rem, 4vw, 3rem); }
.page-head h1 { font-size: clamp(1.9rem, 4.2vw, 3.3rem); max-width: 20ch; }
.page-head .lede { margin-top: 1.25rem; }
.crumbs { font-size: 0.92rem; color: var(--ink-2); margin-bottom: 1.5rem; display: flex; gap: 0.5rem; flex-wrap: wrap; align-items: center; }
.crumbs a { text-decoration: none; }
.crumbs a::after { content: "/"; margin-left: 0.5rem; color: var(--line); }
.split { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: clamp(2rem, 5vw, 5rem); align-items: start; }
@media (max-width: 56rem) { .split { grid-template-columns: 1fr; } }
.prose { display: grid; gap: 1.15rem; }
.prose h2 { font-size: 1.35rem; margin-top: 1.25rem; }
.prose li { margin-bottom: 0.45rem; max-width: 66ch; }
.ticks { list-style: none; padding: 0; display: grid; gap: 0; border-top: 1px solid var(--line); }
.ticks li { padding: 0.8rem 0 0.8rem 1.9rem; border-bottom: 1px solid var(--line); position: relative; }
.ticks li::before { content: ""; position: absolute; left: 0.2rem; top: 1.15rem; width: 0.8rem; height: 0.42rem; border-left: 2px solid var(--uv); border-bottom: 2px solid var(--uv); transform: rotate(-45deg); }
.panel { background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-l); padding: clamp(1.4rem, 3vw, 2rem); display: grid; gap: 1rem; }
.panel-ink { background: var(--ink); color: var(--ground); border-color: var(--ink); }
.panel-ink .muted { color: color-mix(in srgb, var(--ground) 70%, transparent); }
.panel-ink .btn { border-color: var(--ground); color: var(--ground); }
.panel-ink .btn:hover { background: var(--ground); color: var(--ink); }
.panel-ink .btn-primary { background: var(--ground); color: var(--ink); }
.stack { display: grid; gap: 1.25rem; }

/* Pricing */
.offers { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.25rem; align-items: stretch; }
@media (max-width: 60rem) { .offers { grid-template-columns: 1fr; } }
.offer { --hue: var(--ink); background: var(--paper); border: 1px solid var(--line); border-top: 5px solid var(--hue); border-radius: var(--r-l); padding: 1.6rem; display: grid; gap: 1rem; grid-template-rows: auto auto auto 1fr auto; }
.price { font: 500 1.9rem/1 var(--display); letter-spacing: -0.03em; }
.offer ul { list-style: none; padding: 0; display: grid; gap: 0.5rem; font-size: 0.98rem; color: var(--ink-2); }
.offer li { padding-left: 1.2rem; position: relative; }
.offer li::before { content: ""; position: absolute; left: 0; top: 0.62em; width: 0.45rem; height: 0.45rem; border-radius: 50%; background: var(--hue); }
.pay { display: grid; gap: 0.6rem; }
.pay .btn { width: 100%; }
.paypal-slot { min-height: 2.8rem; }
.mode-note { display: none; padding: 0.8rem 1rem; border-radius: 12px; background: color-mix(in srgb, var(--operate) 18%, var(--paper)); border: 1px solid var(--operate); font-size: 0.95rem; margin-bottom: 1.5rem; }
.mode-note.show { display: block; }

/* Forms */
.form { display: grid; gap: 1.1rem; }
.field { display: grid; gap: 0.35rem; }
.field-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
@media (max-width: 40rem) { .field-2 { grid-template-columns: 1fr; } }
label { font-weight: 600; font-size: 0.95rem; }
label .opt { font-weight: 400; color: var(--ink-2); }
input, select, textarea { width: 100%; padding: 0.8rem 0.9rem; border-radius: 10px; border: 1.5px solid var(--line); background: var(--ground); color: var(--ink); font: 400 1rem/1.4 var(--body); }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--uv); box-shadow: 0 0 0 3px var(--uv-soft); }
textarea { min-height: 9rem; resize: vertical; }
[aria-invalid="true"] { border-color: var(--bad); }
.err { color: var(--bad); font-size: 0.9rem; min-height: 0; }
.hp { position: absolute; left: -5000px; width: 1px; height: 1px; overflow: hidden; }
.status { padding: 0.9rem 1rem; border-radius: 12px; font-weight: 500; display: none; }
.status.show { display: block; }
.status.ok { background: color-mix(in srgb, var(--ok) 14%, var(--paper)); border: 1px solid var(--ok); }
.status.bad { background: color-mix(in srgb, var(--bad) 12%, var(--paper)); border: 1px solid var(--bad); }

/* Tools */
.tool-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr)); gap: 1rem; }
.result { font: 500 clamp(1.6rem, 3vw, 2.2rem)/1.1 var(--display); letter-spacing: -0.03em; }
.result-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr)); gap: 1.25rem; padding-top: 1.25rem; border-top: 1px solid var(--line); }

/* Footer */
.site-foot { border-top: 1px solid var(--line); background: var(--paper); padding-block: 3.5rem 2rem; margin-top: 0; }
.foot-grid { display: grid; grid-template-columns: 1.4fr repeat(4, minmax(0, 1fr)); gap: 2.5rem 2rem; }
@media (max-width: 60rem) { .foot-grid { grid-template-columns: 1fr 1fr; } }
.foot-grid h3 { font-size: 0.9rem; margin-bottom: 0.8rem; }
.foot-grid ul { list-style: none; padding: 0; display: grid; gap: 0.35rem; font-size: 0.95rem; }
.foot-grid a { text-decoration: none; color: var(--ink-2); }
.foot-grid a:hover { color: var(--uv); }
.foot-base { margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; gap: 0.75rem 2rem; justify-content: space-between; align-items: center; font-size: 0.92rem; color: var(--ink-2); }
.foot-legal { font: 500 0.95rem/1 var(--display); color: var(--ink); letter-spacing: -0.01em; }
.theme-btn { border: 1px solid var(--line); background: none; color: var(--ink-2); border-radius: 999px; padding: 0.4rem 0.9rem; font: 500 0.88rem/1 var(--body); cursor: pointer; }
.theme-btn:hover { border-color: var(--ink); color: var(--ink); }

/* One orchestrated load moment: the hero lines rise once. */
@media (prefers-reduced-motion: no-preference) {
  .hero h1 span { opacity: 0; transform: translateY(0.35em); animation: rise 0.7s cubic-bezier(0.2, 0.7, 0.2, 1) forwards; }
  .hero h1 span:nth-child(2) { animation-delay: 0.12s; }
  .hero h1 span:nth-child(3) { animation-delay: 0.24s; }
  @keyframes rise { to { opacity: 1; transform: none; } }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; } html { scroll-behavior: auto; } }

/* Concierge chat */
.chat { position: fixed; right: 1rem; bottom: 1rem; z-index: 45; }
.chat-launch { min-height: 3rem; min-width: 3rem; padding: 0.7rem 1.2rem; border-radius: 999px; border: 1.5px solid var(--ink); background: var(--ink); color: var(--ground); font: 600 0.95rem/1.2 var(--body); cursor: pointer; box-shadow: 0 16px 40px -18px rgb(14 20 48 / 0.5); }
.chat-launch:hover { background: var(--uv); border-color: var(--uv); color: var(--on-uv); }
.chat-panel { position: fixed; right: 1rem; bottom: 4.75rem; width: min(24rem, calc(100vw - 2rem)); max-height: min(36rem, calc(100vh - 6rem)); display: flex; flex-direction: column; background: var(--paper); color: var(--ink); border: 1px solid var(--line); border-radius: var(--r-l); box-shadow: 0 30px 70px -30px rgb(14 20 48 / 0.45); overflow: hidden; }
.chat-panel[hidden] { display: none; }
.chat-head { display: flex; align-items: flex-start; gap: 0.75rem; padding: 1rem 1rem 0.8rem; border-bottom: 1px solid var(--line); }
.chat-head h2 { font-size: 1rem; }
.chat-note { font-size: 0.85rem; color: var(--ink-2); margin-top: 0.25rem; }
.chat-close { margin-left: auto; flex: none; width: 2.75rem; height: 2.75rem; border-radius: 50%; border: 1px solid var(--line); background: var(--ground); color: var(--ink); font-size: 1rem; cursor: pointer; }
.chat-close:hover { border-color: var(--ink); }
.chat-log { list-style: none; margin: 0; padding: 1rem; overflow-y: auto; flex: 1 1 auto; display: grid; gap: 0.8rem; align-content: start; min-height: 8rem; }
.chat-msg { display: grid; gap: 0.25rem; font-size: 0.95rem; }
.chat-who { font-size: 0.78rem; color: var(--ink-2); }
.chat-body { white-space: pre-wrap; overflow-wrap: anywhere; padding: 0.6rem 0.8rem; border-radius: 12px; background: var(--ground); border: 1px solid var(--line); max-width: 100%; }
.chat-user .chat-body { background: var(--uv-soft); border-color: transparent; }
.chat-error .chat-body { border-color: var(--bad); }
.chat-cite { color: var(--uv); text-decoration: none; font-weight: 600; }
.chat-sources { margin: 0.2rem 0 0; padding-left: 1.2rem; font-size: 0.82rem; color: var(--ink-2); }
.chat-sources a { color: inherit; }
.chat-action { display: grid; gap: 0.5rem; margin-top: 0.3rem; }
.chat-action .btn { justify-self: start; min-height: 2.5rem; padding: 0.4rem 1rem; font-size: 0.9rem; }
.chat-form { display: grid; gap: 0.5rem; padding: 0.8rem 1rem 1rem; border-top: 1px solid var(--line); background: var(--paper); }
.chat-label { position: absolute; left: -999px; }
.chat-form textarea { min-height: 3.2rem; padding: 0.6rem 0.8rem; font-size: 0.95rem; resize: none; }
.chat-actions { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.chat-actions .btn { min-height: 2.6rem; padding: 0.45rem 1rem; font-size: 0.9rem; }
.chat-status { margin: 0; min-height: 1.1rem; font-size: 0.82rem; color: var(--ink-2); }
@media (max-width: 30rem) {
  .chat.open .chat-launch { display: none; }
  .chat-panel { inset: 0; width: auto; max-height: none; border-radius: 0; border: 0; }
}
@media (prefers-reduced-motion: no-preference) {
  .chat-panel { animation: chat-in 0.18s ease-out; }
  @keyframes chat-in { from { opacity: 0; transform: translateY(0.4rem); } to { opacity: 1; transform: none; } }
}