/* =========================================================================
   index — homepage as a router
   Loads after agentic.css. The homepage answers three questions only:
   is this me · which direction is mine · can I trust these people.
   Implementation detail lives on the service pages.
   ========================================================================= */

/* ---------- Header: nav sits right, next to the language switcher ------- */

@media (min-width: 1024px) {
  .nav { justify-content: flex-end; }
}

/* ---------- Hero: one wide column, no side panel ------------------------ */

.ahero__grid { display: block; }
.ahero__title {
  font-size: clamp(2.5rem, 5.2vw, 68px);
  max-width: 19ch;
  margin-top: var(--space-5);
  text-wrap: balance;
}
.ahero__foot {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--space-12);
  align-items: end;
  margin-top: var(--space-12);
  padding-top: var(--space-8);
  border-top: 1px solid var(--border-soft);
}
.ahero__lead { margin-top: 0; max-width: 60ch; }
/* The three service areas open the paragraph and carry full text weight */
.ahero__lead b { color: var(--fg); font-weight: 600; }
.ahero__sub { max-width: 60ch; }
.ahero .hero__cta { margin-top: 0; flex-wrap: nowrap; }

/* ---------- 01 · Situations ---------------------------------------------- */

.sits { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-5); }
.sit {
  display: flex;
  flex-direction: column;
  background: var(--surface-warm);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: border-color var(--motion-base) var(--ease-standard);
}
.sit:hover { border-color: var(--color-border); }
.sit__q {
  font-size: var(--text-lg);
  line-height: 1.35;
  font-weight: 600;
  color: var(--fg);
  letter-spacing: -0.01em;
}
.sit p { margin-top: var(--space-4); font-size: var(--text-sm); color: var(--fg-2); }
.sit > p:last-of-type { margin-bottom: var(--space-6); }   /* keeps the cost strip clear when cards differ in height */
/* What the situation costs, named — the reader keeps scrolling instead of
   being sent to a service page halfway through the argument. */
.sit__cost {
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr);
  gap: var(--space-3);
  align-items: start;
  margin-top: auto;
  padding-top: var(--space-5);
  border-top: 1px solid var(--color-border);
}
.sit__cost svg { color: var(--warn); margin-top: 2px; }
.sit__emotion {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--warn);
}
.sit__consequence { display: block; margin-top: 6px; font-size: var(--text-sm); color: var(--fg); }

/* ---------- 02 · Directions — three separate blocks, not a table --------- */

.dirs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-6); }
.dir {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8) var(--space-6) var(--space-6);
  overflow: hidden;
  transition: border-color var(--motion-base) var(--ease-standard),
              transform var(--motion-base) var(--ease-standard);
}
.dir::before {
  content: '';
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: var(--sec-accent);
}
.dir:hover { border-color: color-mix(in oklab, var(--sec-accent) 45%, var(--color-border)); transform: translateY(-2px); }

.dir__n {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--sec-accent);
}
.dir h3 {
  margin-top: var(--space-4);
  font-size: var(--text-xl);
  line-height: 1.2;
  letter-spacing: -0.01em;
}
/* Names the mechanism in five words. Deliberately quiet — border and muted
   text, so it labels the card without competing with the tomorrow box. */
.dir__built {
  margin-top: var(--space-3);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 5px 11px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.05em;
  color: var(--muted);
}
.dir__built::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--sec-accent);
  flex: none;
}

/* The forward-looking picture. The pain lives one section above, so this
   box only has to make tomorrow attractive. */
.dir__tomorrow {
  margin-top: var(--space-5);
  padding: var(--space-5);
  border-radius: var(--radius-md);
  border: 1px solid color-mix(in oklab, var(--sec-accent) 28%, transparent);
  background: color-mix(in oklab, var(--sec-accent) 9%, var(--bg));
  font-size: var(--text-base);
  line-height: 1.5;
  color: var(--fg);
}
.dir__tomorrow b { display: block; font-family: var(--font-mono); font-size: var(--text-xs); letter-spacing: 0.09em; text-transform: uppercase; color: var(--sec-accent); font-weight: 500; margin-bottom: var(--space-3); }

/* Trails off on purpose — the button answers the curiosity it creates */
.dir__ellipsis {
  margin-top: var(--space-4);
  padding-left: 32px;
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  letter-spacing: 0.24em;
  color: var(--muted);
  line-height: 1;
}

.dir__wins { list-style: none; margin: var(--space-5) 0 0; padding: 0; display: flex; flex-direction: column; gap: var(--space-4); }
.dir__wins li {
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr);
  gap: var(--space-3);
  font-size: var(--text-base);
  line-height: 1.45;
  color: var(--fg);
}
.dir__wins svg { color: var(--sec-accent); margin-top: 3px; }
.dir__cta { margin-top: auto; padding-top: var(--space-6); }
.dir__cta .btn { width: 100%; }

/* ---------- 03 · The 28 questions — the qualification device ------------- */

.qgroup { border-top: 1px solid var(--color-border); padding-block: var(--space-6); }
.qgroup:first-of-type { border-top: 0; padding-top: 0; }
.qgroup__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}
.qgroup__title { display: flex; align-items: baseline; gap: var(--space-4); }
.qgroup > summary { list-style: none; }
.qgroup > summary::-webkit-details-marker { display: none; }
@media (min-width: 768px) {
  /* flat on desktop — the summary is a heading, not a control */
  .qgroup > summary { pointer-events: none; }
  .qgroup__route { pointer-events: auto; }
}

.qgroup__n {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--sec-accent);
  white-space: nowrap;   /* "GROUP E" must not break across two lines */
}
.qgroup__title h3 { font-size: var(--text-lg); letter-spacing: -0.01em; }
.qgroup__route {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  color: var(--accent);
  border-bottom: 1px solid color-mix(in oklab, var(--accent) 35%, transparent);
}
.qgroup__route:hover { border-bottom-color: var(--accent); }

.qlist { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0; }
.qlist li {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5) var(--space-4) 0;
  border-top: 1px solid var(--border-soft);
  font-size: var(--text-sm);
  color: var(--fg-2);
}
.qlist li:nth-child(-n+2) { border-top: 0; }
.qlist li span {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--muted);
  padding-top: 2px;
  font-variant-numeric: tabular-nums;
}

.qnote {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  margin-top: var(--space-8);
  padding: var(--space-6);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: color-mix(in oklab, var(--accent) 6%, var(--surface));
}
.qnote p { font-size: var(--text-base); color: var(--fg); max-width: 58ch; }

/* ---------- 04 · About ---------------------------------------------------- */

.about { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr); gap: var(--space-12); align-items: start; }
.about p { font-size: var(--text-lg); color: var(--fg-2); }
.about p + p { margin-top: var(--space-4); font-size: var(--text-base); }
.about__facts { border: 1px solid var(--color-border); border-radius: var(--radius-lg); background: var(--surface); overflow: hidden; }
.about__row { display: grid; grid-template-columns: 128px minmax(0, 1fr); gap: var(--space-4); padding: var(--space-4) var(--space-5); border-top: 1px solid var(--border-soft); }
.about__row:first-child { border-top: 0; }
.about__row dt { font-family: var(--font-mono); font-size: var(--text-xs); letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
.about__row dd { margin: 0; font-size: var(--text-sm); color: var(--fg); }

/* ---------- Trust band — sits directly above the footer ------------------ */

.trustband { background: var(--surface); border-top: 1px solid var(--color-border); padding-block: var(--space-8); }
.trustband__grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--space-6); }
.trustband__item { border-left: 1px solid var(--border-soft); padding-left: var(--space-6); }
.trustband__item:first-child { border-left: 0; padding-left: 0; }
.trustband__k {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-xl);
  letter-spacing: -0.01em;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}
.trustband__v { display: block; margin-top: 8px; font-size: var(--text-sm); color: var(--muted); line-height: 1.45; }

/* ---------- Responsive ---------------------------------------------------- */

@media (max-width: 1023px) {
  .ahero__foot { grid-template-columns: 1fr; gap: var(--space-8); align-items: start; }
  .ahero .hero__cta { flex-wrap: wrap; }
  .sits { grid-template-columns: 1fr; }
  .dirs { grid-template-columns: 1fr; }
  .about { grid-template-columns: 1fr; gap: var(--space-8); }
  .trustband__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: var(--space-8); }
  .trustband__item:nth-child(3) { border-left: 0; padding-left: 0; }
}
/* ---------- Phones ------------------------------------------------------- */

@media (max-width: 767px) {
  :root { --gutter: 20px; }

  /* Hero: the primary CTA has to survive above the fold on a 390×844 screen */
  .ahero { padding-block: var(--space-8) var(--space-6); }
  .ahero__title { font-size: clamp(2rem, 8.6vw, 2.375rem); max-width: none; margin-top: var(--space-4); }
  .ahero__foot { margin-top: var(--space-6); padding-top: var(--space-6); gap: var(--space-6); }
  .ahero__lead { font-size: var(--text-base); }
  .ahero__sub { font-size: var(--text-sm); }
  .ahero .hero__cta { flex-direction: column; align-items: stretch; gap: var(--space-3); }
  .ahero .hero__cta .btn { width: 100%; }

  /* Dense blocks were 13px — too small to read comfortably on a phone */
  .sit p, .qlist li { font-size: var(--text-base); }
  .sit__consequence { font-size: var(--text-base); }

  /* Collapsible question groups */
  .qgroup { padding-block: var(--space-5); }
  .qgroup > summary { cursor: pointer; position: relative; padding-right: 28px; }
  .qgroup__head { flex-direction: row; flex-wrap: wrap; align-items: center; gap: var(--space-3); margin-bottom: 0; }
  .qgroup[open] .qgroup__head { margin-bottom: var(--space-4); }
  .qgroup__title { flex-direction: column; align-items: flex-start; gap: 4px; }
  .qgroup__route { flex-basis: 100%; }
  .qgroup > summary::after {
    content: '';
    position: absolute; right: 4px; top: 10px;
    width: 9px; height: 9px;
    border-right: 1.5px solid var(--muted);
    border-bottom: 1.5px solid var(--muted);
    transform: rotate(45deg);
    transition: transform var(--motion-base) var(--ease-standard);
  }
  .qgroup[open] > summary::after { transform: rotate(-135deg); }

  .qlist { grid-template-columns: 1fr; }
  .qlist li { grid-template-columns: 32px minmax(0, 1fr); padding-block: var(--space-3); }
  .qlist li:nth-child(2) { border-top: 1px solid var(--border-soft); }

  .qnote { flex-direction: column; align-items: stretch; }
  .qnote .btn { width: 100%; }

  /* About facts: a 128px label column eats 40% of a 390px row */
  .about__row { grid-template-columns: 1fr; gap: var(--space-2); }
  .about__row dd { overflow-wrap: anywhere; }

  .trustband__grid { grid-template-columns: 1fr; gap: var(--space-5); }
  .trustband__item { border-left: 0; padding-left: 0; }
}

/* ---------- Services menu: agent development sits apart from the three directions */
.menu { min-width: 340px; }
.menu a.menu__item--wide {
  margin-top: var(--space-2);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
}
@media (min-width: 1024px) {
  /* nav is right-aligned, so the dropdown opens leftward and never clips the container */
  .menu { left: auto; right: 0; }
}
@media (max-width: 1023px) {
  .menu { min-width: 0; }
}

/* ---------- Mobile header: menu rows right-aligned, language next to the toggle */
@media (max-width: 1023px) {
  /* .nav goes position:absolute here, so the flex spacer that pushed the
     actions right on desktop disappears — put it back explicitly */
  .site-header__actions { margin-inline-start: auto; gap: var(--space-2); }
  /* the panel is navigation only — the CTA never travels into it */
  .nav__cta { display: none; }

  /* every row in the open panel reads from the right edge, under the toggle */
  .nav { text-align: right; }
  .nav__link { justify-content: flex-end; }
  .nav__link[aria-current='page'] { padding-inline: var(--space-3) var(--space-4); }
  .nav__link[aria-current='page']::after { left: auto; right: 0; }
  .has-menu > .nav__trigger { width: 100%; justify-content: flex-end; }
  .menu { left: auto; right: 0; text-align: right; }

  /* the submenu is unfolded when the panel opens — it reads as a list of
     services, not as a second door to knock on */
  .menu { padding-inline: 0; border-inline: 0; border-radius: 0; background: transparent; }
  .menu a { padding-inline: var(--space-3); }
  /* right-ragged text strands a single word on the last line — balance it */
  .menu strong, .menu span { text-wrap: balance; }
}