/* ── Insights index: a conventional, natively-scrolling blog layout ──────────
   Everything below overrides the fixed-viewport "chapter" shell that
   narrative-base.css / what-we-do.css define for the other services-shell
   pages. This file is only ever loaded by insights.html, so it is safe to
   redeclare html/body/.app-shell here without touching the shared files. */
html, body { height: auto; overflow: visible; }
.insights-shell { height: auto; min-height: 100vh; overflow: visible; background: var(--navy); }
:root[data-theme="light"] .insights-shell { background: var(--navy); }
.insights-shell .site-header { position: sticky; top: 0; }

.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

.insights-main { position: relative; z-index: 1; padding: 0 0 clamp(64px, 9vh, 120px); }

/* ── Fluid page container ─────────────────────────────────────────────────
   Replaces the old fixed max-width: 1200px cap. Below ~1787px viewport this
   is simply 94vw (a proportional gutter); above that it holds at 1680px so
   the page never balloons into unreadably wide measure on huge displays. */
.insights-page__inner { width: min(94vw, 1680px); margin-inline: auto; }

/* ── Page introduction ───────────────────────────────────────────────────── */
.insights-intro { padding: clamp(44px, 7vh, 80px) 0 clamp(28px, 4vh, 44px); }
.insights-intro h1 { max-width: 18ch; margin: 16px 0 0; font: 600 clamp(2rem, 3.6vw, 3.25rem)/1.1 var(--sans); letter-spacing: -.04em; color: var(--ink); }
.insights-intro h1 em { font-style: normal; color: var(--mint); }
.insights-intro__lead { max-width: 65ch; margin: 20px 0 0; color: var(--soft); font-size: clamp(.92rem, 1vw, 1.05rem); line-height: 1.65; }

/* ── Primary grid + sidebar ──────────────────────────────────────────────── */
.insights-layout {
  padding-top: clamp(20px, 3vh, 32px);
  display: grid; grid-template-columns: minmax(0, 3fr) minmax(300px, 1fr);
  gap: clamp(2rem, 3vw, 3rem); align-items: start;
}
.insights-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(1.5rem, 2.5vw, 2.75rem); }
@media (min-width: 1680px) {
  .insights-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

.insight-card-block {
  display: flex; flex-direction: column; border-radius: 14px; overflow: hidden;
  background: linear-gradient(160deg, rgba(105, 212, 177, .05), rgba(41, 182, 210, .015) 55%, transparent), rgba(9, 22, 35, .55);
  box-shadow: inset 0 0 0 1px var(--line);
  transition: transform .25s ease, box-shadow .25s ease;
}
:root[data-theme="light"] .insight-card-block {
  background: linear-gradient(160deg, rgba(18, 165, 140, .07), rgba(41, 182, 210, .015) 55%, transparent), rgba(255, 255, 255, .78);
}
.insight-card-block:hover, .insight-card-block:focus-within {
  transform: translateY(-5px);
  box-shadow: inset 0 0 0 1px rgba(105, 212, 177, .4), 0 20px 40px rgba(0, 0, 0, .26), 0 0 30px rgba(105, 212, 177, .14);
}
@media (prefers-reduced-motion: reduce) { .insight-card-block { transition: none; } .insight-card-block:hover { transform: none; } }

.insight-card-block__media { display: block; aspect-ratio: 16 / 9; overflow: hidden; background: rgba(105, 212, 177, .06); }
.insight-card-block__media img { width: 100%; height: 100%; object-fit: cover; }

.card-visual {
  position: relative; display: grid; place-content: center; width: 100%; height: 100%; color: var(--mint);
  background: repeating-linear-gradient(115deg, transparent 0 26px, rgba(255, 255, 255, .035) 27px), rgba(105, 212, 177, .1);
}
.card-visual[data-tone="cyan"] { color: var(--cyan); background: repeating-linear-gradient(115deg, transparent 0 26px, rgba(255, 255, 255, .035) 27px), rgba(41, 182, 210, .1); }
.card-visual[data-tone="teal"] { color: var(--teal); background: repeating-linear-gradient(115deg, transparent 0 26px, rgba(255, 255, 255, .035) 27px), rgba(25, 182, 170, .1); }
.card-visual[data-tone="blue"] { color: var(--blue); background: repeating-linear-gradient(115deg, transparent 0 26px, rgba(255, 255, 255, .035) 27px), rgba(65, 121, 212, .1); }
:root[data-theme="light"] .card-visual { background: repeating-linear-gradient(115deg, transparent 0 26px, rgba(6, 17, 30, .04) 27px), rgba(18, 165, 140, .1); }
.card-visual svg { width: 34%; max-width: 74px; opacity: .85; }
.card-visual b { position: absolute; right: 14px; bottom: 10px; color: currentColor; opacity: .28; font: 600 1.6rem/1 var(--sans); letter-spacing: -.02em; }

.insight-card-block__body { display: flex; flex-direction: column; flex: 1; padding: clamp(18px, 2vw, 26px); gap: 10px; }
.insight-card-block__badge {
  align-self: flex-start; padding: 4px 10px; border-radius: 99px; background: rgba(105, 212, 177, .14);
  color: var(--mint); font: 600 .5rem/1 var(--sans); letter-spacing: .1em; text-transform: uppercase;
}
.insight-card-block__meta { margin: 0; color: var(--mint); font: 600 .52rem/1 var(--sans); letter-spacing: .1em; text-transform: uppercase; }
.insight-card-block__title { margin: 0; font: 600 clamp(1.05rem, 1.6vw, 1.4rem)/1.24 var(--sans); letter-spacing: -.02em; }
.insight-card-block__title a { color: var(--ink); }
.insight-card-block__title a:hover, .insight-card-block__title a:focus-visible { color: var(--mint); }
.insight-card-block__excerpt {
  max-width: 62ch; margin: 0; color: var(--soft); font-size: .82rem; line-height: 1.6;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.insight-card-block__cta {
  display: inline-flex; align-items: center; gap: 10px; align-self: flex-start; margin-top: auto; padding-top: 6px;
  color: var(--mint); font: 600 .58rem/1 var(--sans); letter-spacing: .08em; text-transform: uppercase;
}
.insight-card-block__cta span { display: inline-block; transition: transform .2s ease; }
.insight-card-block:hover .insight-card-block__cta span, .insight-card-block:focus-within .insight-card-block__cta span { transform: translateX(5px); }
a:focus-visible, button:focus-visible, input:focus-visible { outline: 2px solid var(--mint); outline-offset: 2px; }

.insight-card-block.is-featured { grid-column: 1 / -1; }
@media (min-width: 701px) {
  .insight-card-block.is-featured { flex-direction: row; }
  .insight-card-block.is-featured .insight-card-block__media { width: 58%; aspect-ratio: auto; }
  .insight-card-block.is-featured .insight-card-block__body { width: 42%; justify-content: center; }
  .insight-card-block.is-featured .insight-card-block__title { font-size: clamp(1.4rem, 2.2vw, 1.9rem); }
  .insight-card-block.is-featured .insight-card-block__excerpt { -webkit-line-clamp: 3; }
}

/* ── Sidebar ─────────────────────────────────────────────────────────────── */
.insights-sidebar { display: flex; flex-direction: column; gap: clamp(1.25rem, 2.2vw, 1.75rem); }
@media (min-width: 1101px) { .insights-sidebar { position: sticky; top: calc(76px + 28px); } }

.sidebar-block { padding: clamp(18px, 2vw, 22px); border-radius: 14px; background: rgba(9, 22, 35, .5); box-shadow: inset 0 0 0 1px var(--line); }
:root[data-theme="light"] .sidebar-block { background: rgba(255, 255, 255, .72); }
.sidebar-block h2 { margin: 0 0 14px; color: var(--ink); font: 600 .66rem/1 var(--sans); letter-spacing: .06em; text-transform: uppercase; }

.search-field { position: relative; display: flex; align-items: center; }
.search-field input {
  flex: 1; width: 100%; padding: 12px 42px 12px 14px; border: 1px solid var(--line); border-radius: 8px;
  background: rgba(105, 212, 177, .05); color: var(--ink); font: 500 .78rem/1 var(--body); outline: none;
}
.search-field input:focus-visible { border-color: var(--mint); box-shadow: 0 0 0 3px rgba(105, 212, 177, .14); outline: none; }
.search-field button {
  position: absolute; right: 5px; display: grid; place-content: center; width: 30px; height: 30px;
  border: 0; border-radius: 6px; background: transparent; color: var(--mint); cursor: pointer;
}
.search-field button:hover, .search-field button:focus-visible { background: rgba(105, 212, 177, .16); }

.sidebar-recent__list { display: flex; flex-direction: column; gap: 12px; margin: 0; padding: 0; list-style: none; }
.sidebar-recent__list li { border-bottom: 1px solid var(--line); padding-bottom: 12px; }
.sidebar-recent__list li:last-child { border-bottom: 0; padding-bottom: 0; }
.sidebar-recent__list a { display: block; }
.sidebar-recent__list b { display: block; color: var(--ink); font: 600 .78rem/1.4 var(--sans); letter-spacing: -.01em; transition: color .2s; }
.sidebar-recent__list small { display: block; margin-top: 5px; color: var(--soft); font-size: .62rem; letter-spacing: .02em; }
.sidebar-recent__list a:hover b, .sidebar-recent__list a:focus-visible b { color: var(--mint); }

.sidebar-categories__list { display: flex; flex-wrap: wrap; gap: 8px; }
.sidebar-categories__list button {
  padding: 7px 12px; border: 1px solid var(--line); border-radius: 99px; background: transparent; color: var(--soft);
  font: 600 .56rem/1 var(--sans); text-transform: uppercase; letter-spacing: .03em; cursor: pointer;
  transition: border-color .2s, color .2s, background .2s;
}
.sidebar-categories__list button span { margin-left: 5px; color: #547680; }
.sidebar-categories__list button:hover, .sidebar-categories__list button.is-active { border-color: var(--mint); background: rgba(105, 212, 177, .1); color: var(--ink); }

.sidebar-shortcut__list { margin: 0 0 14px; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 7px; }
.sidebar-shortcut__list li { position: relative; padding-left: 14px; color: var(--soft); font-size: .74rem; }
.sidebar-shortcut__list li::before { content: ""; position: absolute; left: 0; top: .6em; width: 6px; height: 1px; background: var(--mint); }
.sidebar-shortcut__cta { display: inline-flex; align-items: center; gap: 8px; color: var(--mint); font: 600 .62rem/1 var(--sans); letter-spacing: .05em; text-transform: uppercase; }
.sidebar-shortcut__cta span { display: inline-block; transition: transform .2s ease; }
.sidebar-shortcut__cta:hover span, .sidebar-shortcut__cta:focus-visible span { transform: translateX(4px); }

/* ── Full archive: responsive card grid ───────────────────────────────────
   .insights-archive-section is an inline-size container so .archive-list can
   size its columns off the section's own fluid width (see .insights-page__inner)
   rather than the raw viewport; @media rules below are the fallback for
   browsers without container-query support. */
.insights-archive-section { margin-top: clamp(48px, 7vh, 84px); padding-top: clamp(32px, 5vh, 48px); border-top: 1px solid var(--line); container-type: inline-size; }
.archive-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin-bottom: 18px; }
.archive-head h2 { margin: 0; font: 600 clamp(1.5rem, 2.4vw, 2.1rem)/1.15 var(--sans); letter-spacing: -.03em; color: var(--ink); }
.archive-filters { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 6px; }
.archive-filters button { min-height: 40px; padding: 8px 10px; border: 1px solid var(--line); background: transparent; color: var(--soft); font: 600 .47rem/1 var(--sans); text-transform: uppercase; cursor: pointer; }
.archive-filters button span { margin-left: 4px; color: #547680; }
.archive-filters button:hover, .archive-filters button.is-active { border-color: var(--mint); background: rgba(105, 212, 177, .1); color: var(--ink); }

.archive-status { margin: 0 0 16px; color: var(--soft); font-size: .72rem; }

.archive-list { display: grid; grid-template-columns: 1fr; gap: clamp(1rem, 1.8vw, 1.75rem); }
.archive-empty { padding: 30px; color: var(--soft); text-align: center; }

.archive-card {
  min-width: 0; height: 100%; display: flex; flex-direction: column; gap: 10px;
  padding: clamp(16px, 1.8vw, 22px); border-radius: 14px; border: 0;
  background: rgba(6, 17, 30, .9); box-shadow: inset 0 0 0 1px var(--line);
  text-align: left; cursor: pointer; transition: transform .2s ease, box-shadow .2s ease;
}
:root[data-theme="light"] .archive-card { background: rgba(248, 251, 252, .95); }
.archive-card:hover, .archive-card:focus-visible {
  transform: translateY(-3px);
  box-shadow: inset 0 0 0 1px rgba(105, 212, 177, .4), 0 14px 28px rgba(0, 0, 0, .22), 0 0 22px rgba(105, 212, 177, .12);
}
@media (prefers-reduced-motion: reduce) { .archive-card { transition: none; } .archive-card:hover { transform: none; } }

.archive-card__top { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.archive-card__cat { color: var(--mint); font: 600 .56rem/1 var(--sans); letter-spacing: .08em; text-transform: uppercase; }
.archive-card[data-tone="cyan"] .archive-card__cat { color: var(--cyan); }
.archive-card[data-tone="teal"] .archive-card__cat { color: var(--teal); }
.archive-card[data-tone="blue"] .archive-card__cat { color: var(--blue); }
.archive-card__date { color: var(--soft); font-size: .62rem; }
.archive-card__title { margin: 0; color: var(--ink); font: 600 .92rem/1.35 var(--sans); letter-spacing: -.01em; }
.archive-card:hover .archive-card__title, .archive-card:focus-visible .archive-card__title { color: var(--mint); }
.archive-card__excerpt {
  margin: 0; color: var(--soft); font-size: .74rem; line-height: 1.55;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.archive-card__footer { margin-top: auto; padding-top: 6px; display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.archive-card__time { color: var(--soft); font-size: .58rem; letter-spacing: .02em; text-transform: uppercase; }
.archive-card__cta { display: inline-flex; align-items: center; gap: 8px; color: var(--mint); font: 600 .58rem/1 var(--sans); letter-spacing: .08em; text-transform: uppercase; white-space: nowrap; }
.archive-card__cta i { font-style: normal; display: inline-block; transition: transform .2s ease; }
.archive-card:hover .archive-card__cta i, .archive-card:focus-visible .archive-card__cta i { transform: translateX(4px); }

.archive-more {
  margin: clamp(20px, 3vh, 32px) auto 0; display: flex; align-items: center; gap: 8px;
  padding: 12px 22px; border: 1px solid var(--line); border-radius: 99px; background: transparent;
  color: var(--ink); font: 600 .62rem/1 var(--sans); letter-spacing: .05em; text-transform: uppercase; cursor: pointer;
  transition: border-color .2s, background .2s, color .2s;
}
.archive-more:hover, .archive-more:focus-visible { border-color: var(--mint); background: rgba(105, 212, 177, .1); color: var(--mint); }
.archive-more[hidden] { display: none; }

@media (min-width: 720px) { .archive-list { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1800px) { .archive-list { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@container (min-width: 700px) { .archive-list { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@container (min-width: 1250px) { .archive-list { grid-template-columns: repeat(3, minmax(0, 1fr)); } }

/* ── Global footer (matches index.html's design source exactly) ──────────── */
.site-footer { position: relative; background: #040c15; border-top: 1px solid var(--line); padding: clamp(46px, 7vh, 72px) clamp(22px, 6vw, 74px) clamp(28px, 4vh, 40px); }
.site-footer__inner { max-width: 1180px; margin: 0 auto; }
.footer-top { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr 1fr; gap: 32px; padding-bottom: clamp(32px, 5vh, 48px); border-bottom: 1px solid var(--line); }
.footer-brand .brand { margin-bottom: 14px; }
.footer-brand p { max-width: 32ch; margin: 0 0 16px; color: #657a87; font-size: .74rem; line-height: 1.55; }
.footer-iso { display: inline-flex; color: #657a87; font: 500 .58rem/1 var(--sans); text-transform: uppercase; letter-spacing: .03em; }
.footer-col { display: flex; flex-direction: column; gap: 11px; }
.footer-col span { color: #4c6169; font: 500 .5rem/1 var(--sans); text-transform: uppercase; letter-spacing: .1em; margin-bottom: 3px; }
.footer-col a, .footer-col p { margin: 0; color: #8ca0aa; font-size: .76rem; line-height: 1.3; transition: color .2s; }
.footer-col a:hover, .footer-col a:focus-visible { color: var(--mint); }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; padding-top: clamp(20px, 3vh, 28px); }
.footer-bottom span { color: #5c7482; font-size: .68rem; }
.footer-bottom nav { display: flex; gap: 18px; }
.footer-bottom nav a { color: #657a87; font: 500 .62rem/1 var(--sans); text-transform: uppercase; letter-spacing: .03em; transition: color .2s; }
.footer-bottom nav a:hover, .footer-bottom nav a:focus-visible { color: var(--mint); }
.footer-bottom .theme-toggle { width: 34px; height: 34px; font-size: .8rem; }
:root[data-theme="light"] .site-footer { background: #dde8ec; }
:root[data-theme="light"] .footer-col a, :root[data-theme="light"] .footer-col p, :root[data-theme="light"] .footer-brand p { color: #5c7482; }

/* ── Tablet: keep the two-column grid, drop the sidebar below it ─────────── */
@media (max-width: 1100px) {
  .insights-layout { grid-template-columns: 1fr; }
  .insights-sidebar { position: static; display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; align-items: start; }
  .footer-top { grid-template-columns: 1fr 1fr 1fr; }
}

/* ── Mobile: single column throughout ─────────────────────────────────────── */
@media (max-width: 900px) {
  .insights-main { padding: 0 20px clamp(50px, 10vh, 80px); }
  .insights-page__inner { width: 100%; }
  .insights-grid { grid-template-columns: 1fr; }
  .insight-card-block.is-featured { flex-direction: column; }
  .insight-card-block.is-featured .insight-card-block__media { width: 100%; aspect-ratio: 16 / 9; }
  .insight-card-block.is-featured .insight-card-block__body { width: 100%; }
  .insight-card-block__excerpt { -webkit-line-clamp: 4; }
  .insights-sidebar { grid-template-columns: 1fr; }
  .archive-head { display: block; }
  .archive-filters { margin-top: 14px; overflow: auto; justify-content: flex-start; flex-wrap: nowrap; }
}
@media (max-width: 700px) {
  .footer-top { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .footer-top { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}