/* Base layout + brand motifs. Light, flat, white/cool-grey base. */
*, *::before, *::after { box-sizing: border-box; }
/* The hidden attribute must always win over component display rules
   (e.g. .slide { display: grid } would otherwise show every slide at once). */
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: var(--fs-body);
  line-height: 1.55;
  color: var(--body);
  background: var(--white);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}
main { flex: 1; }
img, svg { display: block; max-width: 100%; }
a { color: var(--blue-ink); }
:focus-visible { outline: 3px solid var(--orange-ink); outline-offset: 3px; border-radius: 4px; }
/* On brand planes an orange ring disappears (1.1:1 on blue): use white (3.5:1). */
.plane :focus-visible, .stage :focus-visible, .ask__head :focus-visible { outline-color: var(--white); }
.skip-link { position: absolute; left: 12px; top: -60px; z-index: 100; background: var(--ink); color: var(--white); padding: 10px 16px; border-radius: 8px; font-weight: 700; text-decoration: none; }
.skip-link:focus { top: 12px; }
#content { display: block; height: 0; outline: none; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--gutter); }

/* ── Topbar ─────────────────────────────────────────────── */
.topbar { background: var(--white); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 20; }
.topbar__inner { display: flex; align-items: center; gap: 20px; height: 64px; }
.topbar__logo { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.topbar__logo img { height: 34px; width: auto; }
.topbar__sub { font-weight: 600; color: var(--muted); font-size: 0.875rem; }
.topbar__spacer { flex: 1; }
.topbar__nav { display: flex; gap: 18px; align-items: center; }
.topbar__nav a { color: var(--body); text-decoration: none; font-weight: 500; font-size: 0.9375rem; }
.topbar__nav a:hover, .topbar__nav a[aria-current="page"] { color: var(--blue-ink); }
.pill-demo {
  background: var(--yellow); color: var(--ink); font-weight: 800; font-size: 0.6875rem;
  letter-spacing: 0.08em; text-transform: uppercase; padding: 3px 8px; border-radius: 999px;
}
.lang-toggle { display: inline-flex; border: 1px solid var(--line); border-radius: 999px; overflow: hidden; }
.lang-toggle a { padding: 4px 10px; font-size: 0.8125rem; font-weight: 700; text-decoration: none; color: var(--muted); }
.lang-toggle a[aria-current="true"] { background: var(--blue); color: var(--white); }
@media (max-width: 760px) {
  .topbar__sub, .topbar__nav .nav-link { display: none; }
  .topbar__logo img { height: 28px; }
}

/* ── Coach brand (lib/branding.js) ──────────────────────────
   Logos vary wildly: always on a card with padding, never recoloured,
   height-capped, object-fit: contain. A knock-out logo (white wordmark) sits
   on a dark card instead. The agency/coach name is a typographic block in the
   brand voice — never a fake logo. */
.brand-card {
  display: inline-flex; align-items: center; justify-content: center; flex: none;
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 6px 12px; height: 46px; max-width: 220px; box-sizing: border-box;
}
.brand-card--dark { background: var(--ink); border-color: var(--ink); }
.brand-card__img { display: block; height: 100%; width: auto; max-width: 100%; object-fit: contain; }
.brand-word { display: inline-flex; flex-direction: column; align-items: flex-start; gap: 3px; min-width: 0; }
.brand-word__name {
  font-family: Inter, system-ui, sans-serif; font-weight: 800; color: var(--blue-ink); text-transform: lowercase;
  letter-spacing: -0.02em; font-size: 1.0625rem; line-height: 1; max-width: 100%;
  /* Long agency names wrap to two lines rather than lose words. */
  display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 2; overflow: hidden; overflow-wrap: anywhere;
}
.brand-card--bar .brand-word__name { font-size: 0.875rem; }
.brand-word__rule { display: block; width: 28px; height: 4px; background: var(--yellow); }
.brand-card--placeholder { border: 1.5px dashed var(--blue-40); background: var(--white); min-width: 132px; }
.brand-card__ph { font-weight: 700; font-size: 0.8125rem; color: var(--muted); text-transform: lowercase; letter-spacing: 0.01em; white-space: nowrap; }

.topbar__brand { display: flex; align-items: center; gap: 14px; flex: none; }
.topbar__brand .topbar__logo img { flex: none; }
.topbar__brand ~ .topbar__nav { gap: 14px; }
.topbar__brand ~ .topbar__nav a, .brand-admin > summary { white-space: nowrap; }
/* With a coach brand the product name yields first when space runs out. */
@media (max-width: 1520px) { .topbar__brand .topbar__sub { display: none; } }
/* The coach leads; the platform brand follows, smaller, after a hairline. */
.topbar__logo--platform { padding-left: 14px; border-left: 1px solid var(--line); gap: 10px; }
.topbar__logo--platform img { height: 34px; }
/* A coach brand adds a card: the bar gets a little more room than the page column. */
.topbar--coach .topbar__inner { max-width: 1360px; }

.brand-admin { position: relative; }
.brand-admin > summary { cursor: pointer; font-weight: 600; font-size: 0.9375rem; color: var(--body); list-style: none; padding: 4px 10px; border: 1px dashed var(--blue-40); border-radius: 999px; }
.brand-admin > summary::-webkit-details-marker { display: none; }
.brand-admin__panel {
  position: absolute; right: 0; top: calc(100% + 10px); width: 320px; background: var(--white); border: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: 0 12px 32px rgba(15, 53, 80, 0.16); padding: 16px; display: grid; gap: 16px; z-index: 30;
}
.brand-admin__panel .kicker { margin: 0 0 8px; }
.brand-admin__panel p { margin: 0; font-size: 0.8125rem; }
.brand-admin__modes { display: flex; flex-wrap: wrap; gap: 8px; }
.brand-admin__modes .kicker { flex-basis: 100%; }
.brand-admin__panel button:not(.btn) { font: inherit; font-size: 0.8125rem; font-weight: 600; padding: 6px 10px; border-radius: 999px; border: 1px solid var(--line); background: var(--white); color: var(--body); cursor: pointer; }
.brand-admin__panel button[aria-pressed="true"] { background: var(--blue); border-color: var(--blue); color: var(--white); }
.brand-admin__live { display: grid; gap: 8px; }
.brand-admin__live input { font: inherit; font-size: 0.875rem; width: 100%; box-sizing: border-box; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; }

.login__brand { display: flex; flex-direction: column; align-items: flex-start; gap: 14px; margin-bottom: 40px; }
.login__brand .brand-card { height: 72px; max-width: 320px; padding: 10px 18px; }
.login__brand .brand-word__name { font-size: 1.625rem; }
.login__form .login__with { display: inline-flex; align-items: center; gap: 8px; font-size: 0.8125rem; font-weight: 600; color: var(--muted); }
.login__form .login__with img { height: 18px; margin: 0; }

@media (max-width: 760px) {
  .topbar__brand { gap: 10px; }
  .topbar__brand .brand-card { height: 38px; max-width: 140px; padding: 4px 8px; }
  .topbar__logo--platform { padding-left: 10px; }
  .topbar__logo--platform img { height: 18px; }
}

/* ── Footer ─────────────────────────────────────────────── */
.footer { border-top: 1px solid var(--line); background: var(--grey-cool); font-size: 0.875rem; color: var(--muted); }
.footer__inner { display: flex; align-items: center; gap: 16px; padding-top: 18px; padding-bottom: 18px; flex-wrap: wrap; }
.footer__demo { font-weight: 700; color: var(--ink); }
.footer__logo { height: 22px; width: auto; margin-left: auto; }

/* ── Brand motifs ───────────────────────────────────────── */
.kicker {
  color: var(--orange-ink); font-weight: 800; font-size: var(--fs-kicker);
  letter-spacing: 0.12em; text-transform: uppercase; margin: 0 0 10px;
}
.rule { display: block; width: var(--rule-w); height: var(--rule-h); background: var(--blue); border: 0; margin: 0 0 18px; }
.rule--white { background: var(--white); }
.rule--yellow { background: var(--yellow); }
.headline { font-weight: 800; letter-spacing: -0.02em; line-height: 1.02; margin: 0; font-size: var(--fs-h1); }
.headline span { display: block; color: var(--blue); }
.headline span:nth-child(2) { color: var(--blue-60); }
.section-title { font-size: var(--fs-h2); font-weight: 800; letter-spacing: -0.02em; line-height: 1.05; color: var(--blue); margin: 0 0 16px; }
.lede { font-size: 1.1875rem; color: var(--body); max-width: 62ch; }
.muted { color: var(--muted); }

/* Flat colour planes: white text, yellow accents */
.plane { color: var(--white); }
.plane--blue { background: var(--blue); }
.plane--orange { background: var(--orange); }
.plane--green { background: var(--green); }
.plane .accent { color: var(--yellow); }

/* lowercase "esperto" + rule + statement */
.esperto-stack { text-transform: lowercase; }
.esperto-stack__word { font-weight: 800; font-size: 1.25rem; letter-spacing: -0.01em; margin: 0 0 10px; }
.esperto-stack__statement { font-weight: 800; font-size: clamp(1.75rem, 4vw, 3rem); line-height: 1.05; margin: 0; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 8px; font: inherit; font-weight: 700; font-size: 0.9375rem;
  padding: 11px 18px; border-radius: 999px; border: 2px solid var(--blue); background: var(--blue); color: var(--white);
  text-decoration: none; cursor: pointer;
}
.btn:hover { background: var(--blue-ink); border-color: var(--blue-ink); }
.btn--ghost { background: transparent; color: var(--blue-ink); }
.btn--ghost:hover { background: var(--blue-20); color: var(--blue-ink); }
.btn--on-blue { background: var(--white); color: var(--blue-ink); border-color: var(--white); }

/* Synthetic / AI / private markers */
.tag { display: inline-block; font-size: 0.6875rem; font-weight: 800; letter-spacing: 0.06em; text-transform: uppercase; padding: 2px 7px; border-radius: 4px; }
.tag--synthetic { background: var(--grey-10); color: var(--ink); }
.tag--ai { background: var(--blue-20); color: var(--blue-ink); }
.tag--private { background: #fde3d6; color: var(--orange-ink); }

/* ── Login ──────────────────────────────────────────────── */
.login { display: grid; grid-template-columns: 1fr 1fr; min-height: calc(100vh - 60px); }
.login__plane { display: flex; flex-direction: column; justify-content: flex-end; padding: var(--gutter); }
.login__form { display: flex; flex-direction: column; justify-content: center; padding: var(--gutter); max-width: 440px; }
.login__form img { height: 40px; width: auto; margin-bottom: 40px; }
.login__form input {
  font: inherit; padding: 13px 16px; border-radius: var(--radius); border: 1.5px solid var(--line); margin: 16px 0 12px; width: 100%;
}
.login__form input:focus { border-color: var(--blue); outline: none; box-shadow: 0 0 0 3px var(--blue-20); }
.error { color: var(--orange-ink); font-weight: 600; }
@media (max-width: 760px) {
  .login { grid-template-columns: 1fr; }
  .login__plane { min-height: 38vh; }
}

.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.pill-demo--pilot { background: var(--orange-ink); color: var(--white); }
/* "What the AI sees" (core/ai-preview.js), shared by every Ask panel. */
.aip__btn { font: inherit; font-size: 0.875rem; font-weight: 700; color: var(--blue-ink); background: none; border: 0; padding: 0; cursor: pointer; text-decoration: underline; }
.aip__btn:disabled { opacity: 0.6; cursor: progress; }
.aip__body { max-height: 46vh; overflow: auto; background: var(--grey-cool); border-radius: 8px; padding: 12px; font-size: 0.75rem; white-space: pre-wrap; word-break: break-word; }
.aip__legend { border-collapse: collapse; font-size: 0.8125rem; margin-top: 8px; }
.aip__legend th, .aip__legend td { text-align: left; padding: 3px 10px 3px 0; border-bottom: 1px solid var(--line); }
.aip__legend caption { text-align: left; font-weight: 700; }
.aip__label { font-weight: 700; margin: 12px 0 6px; }