/* ==========================================================================
   Clovantis — sections.css
   Page-level compositions: hero, corridor, path, services, markets, CTA
   ========================================================================== */

/* ---------- 1. Hero -------------------------------------------------------- */
.hero {
  position: relative; isolation: isolate; overflow: hidden;
  min-block-size: min(100svh, 980px);
  display: grid; align-items: center;
  padding-block: clamp(7rem, 5rem + 9vw, 11rem) clamp(3rem, 2rem + 4vw, 5rem);
}
.hero__inner {
  position: relative; z-index: 2;
  display: grid; gap: clamp(2rem, 1rem + 4vw, 4.5rem);
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  align-items: center;
}
@media (max-width: 1000px) { .hero__inner { grid-template-columns: minmax(0, 1fr); } }

.hero__copy { display: grid; gap: var(--sp-5); max-width: 46ch; }
@media (max-width: 1000px) { .hero__copy { max-width: 34ch; } }
@media (max-width: 640px)  { .hero__copy { max-width: none; } }

.hero__title {
  /* Tuned so "Scale the borders." / "We pave the path." each hold one line
     on desktop without needing nowrap, which would break small screens. */
  font-size: clamp(2.45rem, 1.55rem + 3.1vw, 4.4rem);
  line-height: 1.0;
  letter-spacing: -0.032em;
}
.hero__title .ln2 { color: var(--text-muted); }
.hero__title em { font-style: italic; color: var(--accent); }

.hero__lede { max-width: 46ch; font-size: var(--step-1); color: var(--text-soft); font-weight: 350; line-height: 1.58; }
.hero__actions { display: flex; gap: var(--sp-3); flex-wrap: wrap; margin-block-start: var(--sp-2); }

.hero__meta {
  display: flex; gap: clamp(1.2rem, 2.5vw, 2.5rem); flex-wrap: wrap;
  margin-block-start: var(--sp-4); padding-block-start: var(--sp-5);
  border-block-start: 1px solid var(--hairline-soft);
}
.hero__meta div { display: grid; gap: 0.1rem; }
.hero__meta b {
  font-family: var(--font-display); font-weight: 400;
  font-size: var(--step-2); line-height: 1; letter-spacing: -0.03em;
}
.hero__meta span { font-size: var(--step--2); color: var(--text-faint); letter-spacing: 0.08em; text-transform: uppercase; }

/* Scroll cue */
.scroll-cue {
  position: absolute; inset-block-end: clamp(1.2rem, 3vw, 2.5rem); inset-inline-start: var(--gutter);
  z-index: 3; display: inline-flex; align-items: center; gap: 0.7rem;
  font-size: var(--step--2); letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-faint);
}
.scroll-cue i {
  display: block; inline-size: 1px; block-size: 2.6rem; background: var(--hairline-loud);
  position: relative; overflow: hidden;
}
.scroll-cue i::after {
  content: ""; position: absolute; inset-inline: 0; block-size: 45%;
  background: var(--accent); animation: cue 2.4s var(--ease-in-out) infinite;
}
@keyframes cue { 0% { transform: translateY(-110%); } 60%, 100% { transform: translateY(240%); } }
@media (max-width: 1000px) { .scroll-cue { display: none; } }

/* ---------- 2. Corridor visual --------------------------------------------- */
.corridor { position: relative; aspect-ratio: 1 / 1; max-inline-size: 620px; margin-inline: auto; inline-size: 100%; }
.corridor svg { inline-size: 100%; block-size: 100%; overflow: visible; }

.corridor .ring { fill: none; stroke: var(--hairline); stroke-width: 1; }
.corridor .ring--lit { stroke: color-mix(in srgb, var(--accent) 40%, transparent); }

.corridor .arc {
  fill: none; stroke-width: 1.4; stroke-linecap: round;
  stroke-dasharray: var(--len, 900);
  stroke-dashoffset: var(--len, 900);
  animation: draw 2.6s var(--ease-out) forwards var(--d, 0ms);
}
@keyframes draw { to { stroke-dashoffset: 0; } }

.corridor .flow {
  fill: none; stroke-width: 1.4; stroke-linecap: round;
  stroke-dasharray: 4 190;
  animation: flow 5.2s linear infinite var(--d, 0ms);
  opacity: 0;
}
.is-loaded .corridor .flow { opacity: 1; transition: opacity 600ms 2.4s; }
@keyframes flow { to { stroke-dashoffset: -194; } }

.corridor .node { transform-box: fill-box; transform-origin: center; }
.corridor .node circle.halo { opacity: 0; animation: halo 3.4s var(--ease-out) infinite var(--d, 0ms); }
@keyframes halo {
  0%   { opacity: .55; transform: scale(.6); }
  70%, 100% { opacity: 0; transform: scale(2.4); }
}
.corridor .node text {
  font-family: var(--font-sans); font-size: 10px; font-weight: 500;
  letter-spacing: 0.1em; text-transform: uppercase; fill: var(--text-muted);
}
.corridor .hub text { font-size: 11.5px; fill: var(--text); }

.corridor__caption {
  position: absolute; inset-block-end: -0.5rem; inset-inline-start: 50%;
  transform: translateX(-50%); white-space: nowrap;
  font-size: var(--step--2); letter-spacing: 0.16em; text-transform: uppercase; color: var(--text-faint);
}
@media (max-width: 1000px) { .corridor { max-inline-size: 440px; opacity: .92; } }
@media (max-width: 560px)  { .corridor { max-inline-size: 330px; } }

/* ---------- 3. Proof strip -------------------------------------------------- */
.proof { border-block: 1px solid var(--hairline-soft); background: var(--bg-raised); }
.proof__grid {
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr));
  padding-block: clamp(2.2rem, 1.6rem + 2.4vw, 3.6rem);
  gap: clamp(1.5rem, 1rem + 2vw, 3rem);
}
@media (max-width: 860px) { .proof__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 460px) { .proof__grid { grid-template-columns: minmax(0, 1fr); } }
.proof__grid > * + * { padding-inline-start: clamp(1.5rem, 1rem + 2vw, 3rem); border-inline-start: 1px solid var(--hairline-soft); }
@media (max-width: 860px) {
  .proof__grid > * + * { padding-inline-start: 0; border-inline-start: 0; }
  .proof__grid > :nth-child(even) { padding-inline-start: clamp(1.5rem, 1rem + 2vw, 3rem); border-inline-start: 1px solid var(--hairline-soft); }
}
@media (max-width: 460px) { .proof__grid > :nth-child(even) { padding-inline-start: 0; border-inline-start: 0; } }

/* ---------- 4. The Path (sticky steps) -------------------------------------- */
.path__layout {
  display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(2rem, 1rem + 5vw, 6rem); align-items: start;
}
@media (max-width: 920px) { .path__layout { grid-template-columns: minmax(0, 1fr); } }

.path__aside { position: sticky; inset-block-start: clamp(7rem, 6rem + 3vw, 9rem); display: grid; gap: var(--sp-5); }
@media (max-width: 920px) { .path__aside { position: static; } }

.path__index { display: grid; gap: 0.2rem; }
.path__index li {
  display: flex; align-items: center; gap: var(--sp-4);
  padding-block: 0.62rem;
  color: var(--text-faint);
  transition: color 420ms var(--ease-out);
}
.path__index li i {
  font-family: var(--font-mono); font-style: normal; font-size: var(--step--2);
  letter-spacing: 0.1em; opacity: .7;
}
.path__index li b {
  font-family: var(--font-display); font-weight: 400;
  font-size: var(--step-2); line-height: 1.1; letter-spacing: -0.02em;
}
.path__index li::after {
  content: ""; flex: 1; block-size: 1px; background: currentColor; opacity: .22;
  transform: scaleX(0); transform-origin: left; transition: transform 520ms var(--ease-out);
}
:root[dir="rtl"] .path__index li::after { transform-origin: right; }
.path__index li.is-active { color: var(--text); }
.path__index li.is-active::after { transform: scaleX(1); opacity: .5; }
.path__index li.is-active i { color: var(--accent); opacity: 1; }
@media (max-width: 920px) { .path__index { display: none; } }

.path__steps { display: grid; gap: clamp(1rem, 0.6rem + 1.4vw, 1.6rem); }
.path__step {
  position: relative; overflow: hidden;
  padding: clamp(1.6rem, 1.2rem + 1.6vw, 2.6rem);
  border: 1px solid var(--hairline-soft); border-radius: var(--r-lg);
  background: var(--surface);
  display: grid; gap: var(--sp-4);
  transition: border-color 520ms var(--ease-out), background-color 520ms var(--ease-out);
}
.path__step.is-active { border-color: color-mix(in srgb, var(--accent) 34%, transparent); background: var(--bg-elevated); }
.path__step::before {
  content: ""; position: absolute; inset-block: 0; inset-inline-start: 0; inline-size: 2px;
  background: linear-gradient(to bottom, var(--accent), var(--sand-300));
  transform: scaleY(0); transform-origin: top; transition: transform 620ms var(--ease-out);
}
.path__step.is-active::before { transform: scaleY(1); }

.path__step header { display: flex; align-items: baseline; gap: var(--sp-4); }
.path__num {
  font-family: var(--font-mono); font-size: var(--step--2);
  letter-spacing: 0.12em; color: var(--accent); flex: none;
}
.path__step h3 { font-size: var(--step-3); line-height: 1.06; }
.path__step p { color: var(--text-muted); max-width: 56ch; }
.path__out {
  display: inline-flex; align-items: center; gap: 0.6rem; flex-wrap: wrap;
  padding-block-start: var(--sp-4); border-block-start: 1px solid var(--hairline-soft);
  font-size: var(--step--1); color: var(--text-soft);
}
.path__out b { color: var(--text-faint); font-weight: 500; letter-spacing: 0.1em; text-transform: uppercase; font-size: var(--step--2); }

/* ---------- 5. Services ------------------------------------------------------ */
.svc-grid { display: grid; gap: clamp(0.9rem, 0.6rem + 1vw, 1.4rem); grid-template-columns: repeat(6, minmax(0, 1fr)); }
.svc-grid > :nth-child(1) { grid-column: span 3; }
.svc-grid > :nth-child(2) { grid-column: span 3; }
.svc-grid > :nth-child(3),
.svc-grid > :nth-child(4),
.svc-grid > :nth-child(5) { grid-column: span 2; }
@media (max-width: 920px) {
  .svc-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .svc-grid > * { grid-column: span 1 !important; }
}
@media (max-width: 620px) { .svc-grid { grid-template-columns: minmax(0, 1fr); } }

.svc { position: relative; }
.svc__head { display: flex; align-items: center; justify-content: space-between; gap: var(--sp-4); }
.svc__no {
  font-family: var(--font-mono); font-size: var(--step--2);
  letter-spacing: 0.12em; color: var(--text-faint);
}
.svc__claim { font-family: var(--font-display); font-style: italic; color: var(--accent); font-size: var(--step-1); line-height: 1.25; }

/* ---------- 6. Corridor map (markets) ---------------------------------------- */
.map {
  position: relative; border: 1px solid var(--hairline-soft); border-radius: var(--r-xl);
  background: var(--bg-raised); overflow: hidden;
  padding: clamp(1.4rem, 1rem + 2vw, 3rem);
}
.map__head { display: flex; justify-content: space-between; align-items: center; gap: var(--sp-5); flex-wrap: wrap; margin-block-end: var(--sp-6); }
.map__legend { display: flex; gap: var(--sp-5); flex-wrap: wrap; font-size: var(--step--2); color: var(--text-muted); }
.map__legend span { display: inline-flex; align-items: center; gap: 0.45rem; }
.map__legend i { inline-size: 0.5rem; block-size: 0.5rem; border-radius: 50%; display: block; }

.map__body { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1.25fr) minmax(0,1fr); gap: clamp(1rem, 0.5rem + 2vw, 2.5rem); align-items: center; }
@media (max-width: 900px) { .map__body { grid-template-columns: minmax(0, 1fr); } .map__arcs { order: -1; } }

.map__col { display: grid; gap: 0.3rem; }
.map__col h4 {
  font-family: var(--font-sans); font-size: var(--step--2); font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-faint);
  margin-block-end: var(--sp-3);
}
.mkt {
  display: flex; align-items: center; gap: 0.7rem; inline-size: 100%;
  padding: 0.6rem 0.8rem; border-radius: var(--r-sm); text-align: start;
  border: 1px solid transparent;
  font-size: var(--step--1); color: var(--text-soft);
  transition: all 260ms var(--ease-out);
}
.mkt i { inline-size: 0.42rem; block-size: 0.42rem; border-radius: 50%; background: currentColor; opacity: .5; flex: none; }
.mkt small { margin-inline-start: auto; font-size: var(--step--2); color: var(--text-faint); letter-spacing: 0.04em; }
.mkt:hover, .mkt.is-on {
  background: var(--surface-hover); border-color: var(--hairline); color: var(--text);
}
.mkt.is-on i { opacity: 1; }
.map__col--gcc .mkt.is-on { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 35%, transparent); }
.map__col--afr .mkt.is-on { color: var(--accent-2); border-color: color-mix(in srgb, var(--accent-2) 35%, transparent); }

.map__arcs { position: relative; aspect-ratio: 1 / 1.05; }
.map__arcs svg { inline-size: 100%; block-size: 100%; overflow: visible; }
.map__arcs .link { fill: none; stroke: var(--hairline); stroke-width: 1; transition: stroke 300ms, stroke-width 300ms; }
.map__arcs .link.is-on { stroke: var(--accent); stroke-width: 1.8; }
.map__arcs .pt { transition: r 300ms var(--ease-spring), fill 300ms; }
.map__arcs .pt.is-on { r: 5.5; }
.map__hubLabel { font-family: var(--font-display); font-size: 15px; fill: var(--text); letter-spacing: -0.02em; }

.map__detail {
  margin-block-start: var(--sp-6); padding-block-start: var(--sp-5);
  border-block-start: 1px solid var(--hairline-soft);
  display: grid; gap: var(--sp-2); min-block-size: 5.5rem;
}
.map__detail h5 { font-family: var(--font-display); font-weight: 400; font-size: var(--step-2); line-height: 1.1; }
.map__detail p { color: var(--text-muted); font-size: var(--step--1); max-width: 72ch; }

/* ---------- 7. Principles ---------------------------------------------------- */
.principles { display: grid; gap: 0; border-block-start: 1px solid var(--hairline-soft); }
.principle {
  display: grid; grid-template-columns: 4.5rem minmax(0, 1fr) minmax(0, 1.15fr);
  gap: clamp(1rem, 0.5rem + 2vw, 3rem); align-items: start;
  padding-block: clamp(1.6rem, 1.2rem + 1.6vw, 2.6rem);
  border-block-end: 1px solid var(--hairline-soft);
  transition: background-color 420ms var(--ease-out);
}
.principle:hover { background: var(--surface); }
.principle > i {
  font-family: var(--font-mono); font-style: normal; font-size: var(--step--2);
  letter-spacing: 0.12em; color: var(--text-faint); padding-block-start: 0.55em;
}
.principle h3 { font-size: var(--step-3); line-height: 1.04; }
.principle p { color: var(--text-muted); }
@media (max-width: 820px) {
  .principle { grid-template-columns: 2.6rem minmax(0, 1fr); }
  .principle p { grid-column: 2; }
}

/* ---------- 8. Engagement models ---------------------------------------------- */
.eng { display: grid; gap: var(--sp-4); }
.eng__row {
  display: grid; grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.35fr) auto;
  gap: clamp(1rem, 0.5rem + 2vw, 3rem); align-items: center;
  padding: clamp(1.3rem, 1rem + 1.2vw, 2rem);
  border: 1px solid var(--hairline-soft); border-radius: var(--r-lg);
  background: var(--surface);
  transition: border-color var(--t-base), transform var(--t-base), background-color var(--t-base);
}
.eng__row:hover { border-color: var(--hairline-loud); transform: translateY(-3px); background: var(--bg-elevated); }
.eng__row h3 { font-size: var(--step-2); line-height: 1.12; }
.eng__row p { color: var(--text-muted); font-size: var(--step--1); }
.eng__tag {
  display: inline-flex; flex-direction: column; gap: 0.15rem; text-align: end; flex: none;
}
.eng__tag b { font-family: var(--font-display); font-weight: 400; font-size: var(--step-2); line-height: 1; letter-spacing: -0.025em; }
.eng__tag span { font-size: var(--step--2); color: var(--text-faint); letter-spacing: 0.1em; text-transform: uppercase; }
@media (max-width: 820px) {
  .eng__row { grid-template-columns: minmax(0, 1fr); }
  .eng__tag { text-align: start; flex-direction: row; align-items: baseline; gap: 0.6rem; }
}

/* ---------- 9. Insights ------------------------------------------------------- */
.post {
  display: grid; gap: var(--sp-4); align-content: start;
  padding: clamp(1.4rem, 1.1rem + 1.2vw, 2.1rem);
  border: 1px solid var(--hairline-soft); border-radius: var(--r-lg);
  background: var(--surface); position: relative; overflow: hidden;
  transition: border-color var(--t-base), transform var(--t-base), background-color var(--t-base);
}
.post:hover { border-color: var(--hairline-loud); transform: translateY(-4px); background: var(--bg-elevated); }
.post__meta { display: flex; align-items: center; gap: 0.7rem; font-size: var(--step--2); color: var(--text-faint); letter-spacing: 0.06em; text-transform: uppercase; }
.post__meta em { font-style: normal; color: var(--accent); }
.post h3 { font-size: var(--step-2); line-height: 1.14; }
.post p { color: var(--text-muted); font-size: var(--step--1); }
.post__thumb {
  aspect-ratio: 16 / 9; border-radius: var(--r-md); overflow: hidden;
  background: linear-gradient(135deg, var(--navy-850), var(--navy-990));
  border: 1px solid var(--hairline-soft); position: relative;
}
.post__thumb svg { position: absolute; inset: 0; inline-size: 100%; block-size: 100%; }

/* ---------- 10. CTA band -------------------------------------------------------- */
.cta {
  position: relative; isolation: isolate; overflow: hidden;
  border-radius: var(--r-xl);
  border: 1px solid var(--hairline);
  background: linear-gradient(135deg, var(--navy-850) 0%, var(--navy-990) 58%, #0D1A2E 100%);
  padding: clamp(2.5rem, 1.6rem + 4.5vw, 6rem) clamp(1.5rem, 1rem + 3vw, 5rem);
  text-align: center;
}
:root[data-theme="light"] .cta {
  background: linear-gradient(135deg, var(--navy-800) 0%, var(--navy-990) 62%, var(--navy-850) 100%);
  border-color: transparent; color: #F2F5FA;
}
:root[data-theme="light"] .cta .cta__text { color: #B9C4D8; }
:root[data-theme="light"] .cta .btn--ghost { --btn-fg: #F2F5FA; border-color: rgba(255,255,255,.26); }
:root[data-theme="light"] .cta .btn--ghost:hover { background: rgba(255,255,255,.08); }
:root[data-theme="light"] .cta .eyebrow { color: #8D9BB5; }

.cta::before {
  content: ""; position: absolute; inset: 0; z-index: -1; opacity: .55;
  background:
    radial-gradient(700px circle at 15% 12%, rgba(45,127,249,.35), transparent 60%),
    radial-gradient(620px circle at 88% 88%, rgba(212,168,87,.22), transparent 62%);
}
.cta__inner { position: relative; z-index: 1; display: grid; gap: var(--sp-5); justify-items: center; max-width: 62ch; margin-inline: auto; }
.cta h2 { font-size: var(--step-4); line-height: 1.02; }
.cta__text { color: var(--text-soft); font-size: var(--step-1); font-weight: 350; }
.cta__actions { display: flex; gap: var(--sp-3); flex-wrap: wrap; justify-content: center; margin-block-start: var(--sp-2); }

/* Travelling line along the CTA top edge */
.cta__beam {
  position: absolute; inset-block-start: 0; inset-inline-start: 0; z-index: 2;
  block-size: 1px; inline-size: 34%;
  background: linear-gradient(90deg, transparent, var(--azure-300), transparent);
  animation: beam 6s var(--ease-in-out) infinite;
}
@keyframes beam { 0%, 100% { transform: translateX(-30%); opacity: 0; } 50% { transform: translateX(230%); opacity: 1; } }

/* ---------- 11. Inner page header ------------------------------------------------ */
.phead {
  position: relative; isolation: isolate; overflow: hidden;
  padding-block: clamp(8rem, 6rem + 8vw, 12rem) clamp(2.5rem, 2rem + 3vw, 4.5rem);
}
.phead__inner { position: relative; z-index: 2; display: grid; gap: var(--sp-5); max-width: 62rem; }
.phead h1 { font-size: var(--step-4); line-height: 1.0; }
.phead .lede { font-size: var(--step-1); max-width: 58ch; }
.crumbs { display: flex; align-items: center; gap: 0.5rem; font-size: var(--step--2); color: var(--text-faint); letter-spacing: 0.06em; text-transform: uppercase; }
.crumbs a:hover { color: var(--text-soft); }
.crumbs svg { inline-size: 0.6rem; block-size: 0.6rem; opacity: .6; }
:root[dir="rtl"] .crumbs svg { transform: scaleX(-1); }

/* ---------- 12. Split feature ------------------------------------------------------ */
.split {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(2rem, 1rem + 5vw, 5.5rem); align-items: center;
}
@media (max-width: 900px) { .split { grid-template-columns: minmax(0, 1fr); } }
.split--reverse > :first-child { order: 2; }
@media (max-width: 900px) { .split--reverse > :first-child { order: 0; } }

.frame {
  position: relative; border-radius: var(--r-lg); overflow: hidden;
  border: 1px solid var(--hairline-soft); background: var(--bg-raised);
  padding: clamp(1.4rem, 1rem + 2vw, 2.6rem);
}
.frame::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(520px circle at 85% 0%, var(--accent-soft), transparent 60%);
}
.frame > * { position: relative; z-index: 1; }

/* Ledger — label/value rows */
.ledger { display: grid; gap: 0; }
.ledger__row {
  display: flex; align-items: baseline; justify-content: space-between; gap: var(--sp-5);
  padding-block: 0.85rem; border-block-end: 1px solid var(--hairline-soft);
  font-size: var(--step--1);
}
.ledger__row:last-child { border-block-end: 0; }
.ledger__row dt { color: var(--text-muted); }
.ledger__row dd { color: var(--text); font-weight: 500; text-align: end; }

/* ---------- 13. Team ---------------------------------------------------------------- */
.person { display: grid; gap: var(--sp-4); }
.person__photo {
  aspect-ratio: 4 / 5; border-radius: var(--r-lg); overflow: hidden;
  border: 1px solid var(--hairline-soft);
  background: linear-gradient(160deg, var(--navy-800), var(--navy-990));
  display: grid; place-items: center; position: relative;
}
.person__photo span {
  font-family: var(--font-display); font-size: clamp(3rem, 2rem + 5vw, 5rem);
  color: transparent; -webkit-text-stroke: 1px var(--hairline-loud); letter-spacing: -0.03em;
}
.person__photo img { position: absolute; inset: 0; inline-size: 100%; block-size: 100%; object-fit: cover; }
.person h3 { font-size: var(--step-1); }
.person__role { font-size: var(--step--1); color: var(--accent); }
.person p { font-size: var(--step--1); color: var(--text-muted); }

/* ---------- 14. Contact ------------------------------------------------------------- */
.contact__layout {
  display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: clamp(2rem, 1rem + 4vw, 4.5rem); align-items: start;
}
@media (max-width: 900px) { .contact__layout { grid-template-columns: minmax(0, 1fr); } }
.form { display: grid; gap: var(--sp-5); }
.form__row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--sp-5); }
@media (max-width: 620px) { .form__row { grid-template-columns: minmax(0, 1fr); } }

.info-card {
  padding: clamp(1.4rem, 1.1rem + 1.4vw, 2.2rem);
  border: 1px solid var(--hairline-soft); border-radius: var(--r-lg);
  background: var(--surface); display: grid; gap: var(--sp-5);
}
.info-card h3 { font-size: var(--step-1); }
.info-item { display: flex; gap: var(--sp-4); align-items: flex-start; }
.info-item svg { inline-size: 1.05rem; block-size: 1.05rem; color: var(--accent); flex: none; margin-block-start: 0.28em; }
.info-item div { display: grid; gap: 0.15rem; }
.info-item b { font-size: var(--step--2); font-weight: 500; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-faint); }
.info-item span, .info-item a { font-size: var(--step--1); color: var(--text-soft); }
.info-item a:hover { color: var(--accent); }

.form-status {
  display: none; padding: var(--sp-4) var(--sp-5); border-radius: var(--r-md);
  font-size: var(--step--1); border: 1px solid;
}
.form-status.is-ok  { display: block; border-color: rgba(61,220,138,.4); background: rgba(61,220,138,.1); color: #6FE3AC; }
.form-status.is-err { display: block; border-color: rgba(255,120,120,.4); background: rgba(255,120,120,.1); color: #FF9D9D; }

/* ---------- 15. Article ------------------------------------------------------------- */
.prose { max-width: 70ch; }
.prose > * + * { margin-block-start: var(--sp-5); }
.prose h2 { font-size: var(--step-3); margin-block-start: var(--sp-8); line-height: 1.08; }
.prose h3 { font-size: var(--step-2); margin-block-start: var(--sp-7); }
.prose p { color: var(--text-soft); line-height: 1.75; }
.prose ul { display: grid; gap: 0.6rem; }
.prose ul li { display: flex; gap: 0.7rem; color: var(--text-soft); line-height: 1.7; }
.prose ul li::before { content: ""; flex: none; margin-block-start: 0.62em; inline-size: 0.35rem; block-size: 0.35rem; border-radius: 50%; background: var(--accent); }
.prose blockquote {
  padding-inline-start: var(--sp-5); border-inline-start: 2px solid var(--accent);
  font-family: var(--font-display); font-size: var(--step-2); line-height: 1.32; color: var(--text);
}
.prose a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.prose figure { display: grid; gap: var(--sp-3); }
.prose figcaption { font-size: var(--step--2); color: var(--text-faint); }

/* ---------- 16. 404 ------------------------------------------------------------------ */
.nf { min-block-size: 100svh; display: grid; place-items: center; text-align: center; position: relative; isolation: isolate; }
.nf__code {
  font-family: var(--font-display); font-size: clamp(6rem, 3rem + 20vw, 18rem); line-height: 0.82;
  color: transparent; -webkit-text-stroke: 1.5px var(--hairline-loud); letter-spacing: -0.04em;
}

/* ---------- 17. Photo band ------------------------------------------------------------ */
/* Always reads as a dark surface: the photo supplies its own contrast, so the
   text colours here are fixed rather than theme-dependent. */
.band {
  position: relative; isolation: isolate; overflow: hidden;
  border-radius: var(--r-xl);
  min-block-size: clamp(19rem, 14rem + 24vw, 34rem);
  display: grid; align-items: end;
  border: 1px solid var(--hairline);
}
.band__img {
  position: absolute; inset: 0; z-index: -2;
  inline-size: 100%; block-size: 100%; object-fit: cover;
  /* Favour the interchange and skyline over the empty sky when the box is
     cropped tall on narrow screens. */
  object-position: 50% 64%;
  transform: scale(1.06);
  transition: transform 2400ms var(--ease-out);
}
.band.is-in .band__img { transform: scale(1); }
.band::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    linear-gradient(to top, rgba(4,9,26,.96) 6%, rgba(4,9,26,.86) 38%, rgba(4,9,26,.38) 74%, rgba(4,9,26,.22) 100%),
    linear-gradient(100deg, rgba(6,14,32,.66), rgba(6,14,32,.10) 66%);
}
.band__inner {
  position: relative; z-index: 1;
  display: grid; gap: var(--sp-4); max-width: 44rem;
  padding: clamp(1.5rem, 1.1rem + 2.2vw, 3.2rem);
  color: #F2F5FA;
}
.band__inner h2 { font-size: var(--step-3); line-height: 1.04; color: #FFFFFF; }
.band__inner p { color: #C3CEE0; max-width: 54ch; }
.band__inner .eyebrow { color: #B4C3DA; }
.band__inner .eyebrow::before { background: linear-gradient(90deg, var(--azure-400), transparent); }
:root[dir="rtl"] .band__inner .eyebrow::before { background: linear-gradient(270deg, var(--azure-400), transparent); }

/* Smaller companion image used in side panels */
.photo-card {
  position: relative; overflow: hidden; border-radius: var(--r-lg);
  border: 1px solid var(--hairline-soft); aspect-ratio: 16 / 10;
}
.photo-card img { inline-size: 100%; block-size: 100%; object-fit: cover; }
.photo-card figcaption {
  position: absolute; inset-block-end: 0; inset-inline: 0;
  padding: var(--sp-5) var(--sp-4) var(--sp-4);
  background: linear-gradient(to top, rgba(4,9,26,.92), transparent);
  font-size: var(--step--2); letter-spacing: 0.1em; text-transform: uppercase; color: #C3CEE0;
}
:root[dir="rtl"] .photo-card figcaption { letter-spacing: 0; text-transform: none; font-size: var(--step--1); }