/* ============================================================
   SOLUTIONS — sub-page styles
   solutions.css
   Shared chrome for the five Solutions pages.
   ============================================================ */

/* ============ HERO ============ */
.sol-hero {
  position: relative;
  height: 75vh; min-height: 560px;
  display: flex; align-items: flex-end;
  color: var(--mf-paper);
  overflow: hidden;
}
.sol-hero-img {
  position: absolute; inset: 0; z-index: 0;
}
.sol-hero-img img {
  width: 100%; height: 100%; object-fit: cover;
  filter: saturate(0.92);
}
.sol-hero-veil {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(26,26,26,0.35) 0%, rgba(26,26,26,0.55) 60%, rgba(26,26,26,0.7) 100%);
  z-index: 1;
}
.sol-hero-grain {
  position: absolute; inset: 0; z-index: 2;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence baseFrequency='0.9' /><feColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.07 0' /></filter><rect width='100%25' height='100%25' filter='url(%23n)' /></svg>");
  mix-blend-mode: overlay; opacity: 0.6;
}
.sol-hero-content {
  position: relative; z-index: 3;
  max-width: var(--container-max); margin: 0 auto;
  padding: 0 var(--container-pad) var(--s-10);
  width: 100%;
  display: grid; gap: var(--s-5);
}
.sol-hero-eyebrow {
  font-family: var(--font-body); font-size: 12px; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.16em;
  color: rgba(250,250,247,0.78);
}
.sol-hero-h1 {
  font-family: var(--font-display);
  font-size: clamp(3rem, 7vw, 6rem); font-weight: 400;
  letter-spacing: -0.025em; line-height: 0.98;
  color: var(--mf-paper); margin: 0; max-width: 18ch;
  text-wrap: pretty;
}
.sol-hero-h1 em { font-style: italic; font-weight: 300; }
.sol-hero-sub {
  font-family: var(--font-body); font-size: clamp(17px, 1.6vw, 19px);
  line-height: 1.55; color: rgba(250,250,247,0.85);
  max-width: 50ch; margin: 0;
}

/* ============ ANCHOR STAT ============ */
.sol-anchor {
  background: var(--mf-paper);
  padding: var(--s-11) 0;
  border-bottom: 1px solid var(--mf-ink-10);
}
.sol-anchor-grid {
  max-width: var(--container-max); margin: 0 auto;
  padding: 0 var(--container-pad);
  display: grid; grid-template-columns: 1.1fr 1fr;
  gap: var(--s-9); align-items: end;
}
.sol-anchor-num {
  font-family: var(--font-display);
  font-size: clamp(7rem, 16vw, 14rem);
  font-weight: 300; letter-spacing: -0.05em;
  line-height: 0.85; color: var(--mf-ink);
  margin: 0;
}
.sol-anchor-label {
  font-family: var(--font-body); font-size: 11px; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.18em;
  color: var(--mf-ink-60); margin-top: var(--s-4);
  max-width: 32ch;
}
.sol-anchor-context {
  font-family: var(--font-body); font-size: 17px; line-height: 1.6;
  color: var(--mf-ink-80); max-width: 48ch;
  padding-bottom: var(--s-4);
  margin: 0;
}
@media (max-width: 820px) {
  .sol-anchor-grid { grid-template-columns: 1fr; gap: var(--s-5); }
}

/* ============ WHAT IT IS / NARRATIVE ============ */
.sol-narr {
  padding: var(--s-11) 0;
  border-top: 1px solid var(--mf-ink-10);
}
.sol-narr--warm { background: var(--mf-paper-warm); }
.sol-narr-grid {
  max-width: var(--container-max); margin: 0 auto;
  padding: 0 var(--container-pad);
  display: grid; grid-template-columns: 1.2fr 1fr;
  gap: var(--s-8); align-items: start;
}
.sol-narr-text > .mf-eyebrow { margin-bottom: var(--s-4); }
.sol-narr-h {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 4vw, 3.75rem);
  font-weight: 400; letter-spacing: -0.022em; line-height: 1.05;
  color: var(--mf-ink); margin: 0 0 var(--s-6);
  text-wrap: pretty;
}
.sol-narr-h em { font-style: italic; font-weight: 300; }
.sol-narr-p {
  font-family: var(--font-body); font-size: 17px; line-height: 1.65;
  color: var(--mf-ink-80); margin: 0 0 var(--s-4); max-width: 56ch;
}
.sol-narr-p a {
  color: var(--mf-ink);
  text-decoration: none;
  background-image: linear-gradient(currentColor, currentColor);
  background-position: 0 100%;
  background-repeat: no-repeat;
  background-size: 100% 1px;
  padding-bottom: 1px;
  transition: background-size 200ms ease, color 160ms ease;
}
.sol-narr-p a:hover {
  background-size: 100% 2px;
}
.sol-narr-links {
  margin-top: var(--s-5);
  padding-top: var(--s-4);
  border-top: 1px solid var(--mf-ink-10);
  font-size: 16px;
  color: var(--mf-ink-60);
}
.sol-narr-img {
  position: relative; aspect-ratio: 4/5;
  overflow: hidden; background: var(--mf-ink-10);
}
.sol-narr-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
@media (max-width: 900px) {
  .sol-narr-grid { grid-template-columns: 1fr; gap: var(--s-6); }
}

/* ============ HOW IT WORKS — STEPS ============ */
.sol-steps {
  padding: var(--s-11) 0;
  background: var(--mf-paper-warm);
  border-top: 1px solid var(--mf-ink-10);
}
.sol-steps-list {
  max-width: 1100px; margin: 0 auto;
  padding: 0 var(--container-pad);
  position: relative;
}
.sol-steps-list::before {
  content: ''; position: absolute;
  left: calc(var(--container-pad) + 40px); top: 0; bottom: 0;
  width: 1px; background: var(--mf-ink-20);
}
.sol-step {
  display: grid; grid-template-columns: 88px 1fr;
  gap: var(--s-6); padding: var(--s-6) 0;
  position: relative;
}
.sol-step + .sol-step { border-top: 1px solid var(--mf-ink-10); }
.sol-step-num {
  position: relative; z-index: 1;
  width: 64px; height: 64px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-size: 28px; font-weight: 400;
  background: var(--mf-navy); color: var(--mf-paper);
  border-radius: 50%;
  letter-spacing: 0;
}
.sol-step-body { padding-top: var(--s-2); }
.sol-step-t {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.4vw, 2rem); font-weight: 400;
  letter-spacing: -0.015em; line-height: 1.15;
  color: var(--mf-ink); margin: 0 0 var(--s-3);
}
.sol-step-d {
  font-family: var(--font-body); font-size: 16px; line-height: 1.6;
  color: var(--mf-ink-80); margin: 0; max-width: 60ch;
}
@media (max-width: 720px) {
  .sol-steps-list::before { display: none; }
  .sol-step { grid-template-columns: 1fr; gap: var(--s-3); }
}

/* ============ CAPABILITY DETAIL ============ */
.sol-cap {
  padding: var(--s-11) 0;
  border-top: 1px solid var(--mf-ink-10);
}
.sol-cap-grid {
  max-width: var(--container-max); margin: 0 auto;
  padding: 0 var(--container-pad);
  display: grid; grid-template-columns: 1.2fr 1fr; gap: var(--s-9);
  align-items: start;
}
.sol-cap-lead {
  font-family: var(--font-display); font-style: italic; font-weight: 300;
  font-size: clamp(1.5rem, 2.4vw, 2rem); line-height: 1.3;
  color: var(--mf-ink-80); max-width: 36ch;
  margin: var(--s-3) 0 0;
}
.sol-cap-stats {
  display: grid; gap: var(--s-5);
  border-top: 1px solid var(--mf-ink-20);
}
.sol-cap-stat {
  padding: var(--s-5) 0;
  border-bottom: 1px solid var(--mf-ink-10);
  display: grid; grid-template-columns: 1fr 1.4fr; gap: var(--s-5);
  align-items: baseline;
}
.sol-cap-stat-num {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 300; letter-spacing: -0.04em; line-height: 0.9;
  color: var(--mf-ink); margin: 0;
}
.sol-cap-stat-label {
  font-family: var(--font-body); font-size: 12px; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.14em;
  color: var(--mf-ink-60); line-height: 1.5;
  padding-bottom: 6px;
}
@media (max-width: 900px) {
  .sol-cap-grid { grid-template-columns: 1fr; gap: var(--s-6); }
}

/* ============ OUTPUTS ============ */
.sol-outputs {
  padding: var(--s-11) 0;
  border-top: 1px solid var(--mf-ink-10);
  background: var(--mf-paper);
}
.sol-outputs-grid {
  max-width: var(--container-max); margin: 0 auto;
  padding: 0 var(--container-pad);
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 0;
  border-top: 1px solid var(--mf-ink-20);
  border-left: 1px solid var(--mf-ink-20);
}
.sol-output {
  padding: var(--s-6) var(--s-5);
  border-right: 1px solid var(--mf-ink-20);
  border-bottom: 1px solid var(--mf-ink-20);
  background: var(--mf-paper);
}
.sol-output-t {
  font-family: var(--font-display); font-size: 22px; font-weight: 400;
  letter-spacing: -0.012em; color: var(--mf-ink);
  margin: 0 0 var(--s-3);
}
.sol-output-d {
  font-family: var(--font-body); font-size: 14px; line-height: 1.55;
  color: var(--mf-ink-60); margin: 0;
}
@media (max-width: 900px) {
  .sol-outputs-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 540px) {
  .sol-outputs-grid { grid-template-columns: 1fr; }
}

/* ============ LINKED FACTORIES ============ */
.sol-factories {
  padding: var(--s-11) 0;
  border-top: 1px solid var(--mf-ink-10);
  background: var(--mf-paper-warm);
}
.sol-factories-grid {
  max-width: var(--container-max); margin: 0 auto;
  padding: 0 var(--container-pad);
  display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s-5);
}
.sol-fact {
  background: var(--mf-paper);
  border: 1px solid var(--mf-ink-10);
  display: flex; flex-direction: column;
}
.sol-fact-img {
  aspect-ratio: 4/3; overflow: hidden; background: var(--mf-ink-10);
}
.sol-fact-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.sol-fact-body { padding: var(--s-5); }
.sol-fact-eye {
  font-family: var(--font-body); font-size: 11px; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.14em;
  color: var(--mf-ink-40); margin-bottom: var(--s-3);
}
.sol-fact-name {
  font-family: var(--font-display); font-size: 22px; font-weight: 400;
  letter-spacing: -0.012em; color: var(--mf-ink); margin: 0 0 var(--s-3);
}
.sol-fact-spec {
  font-family: var(--font-body); font-size: 14px; line-height: 1.55;
  color: var(--mf-ink-80); margin: 0 0 var(--s-4);
}
.sol-fact-link {
  font-family: var(--font-body); font-size: 13px; font-weight: 500;
  color: var(--mf-ink); border-bottom: 1px solid var(--mf-ink);
  padding-bottom: 1px;
}
@media (max-width: 900px) {
  .sol-factories-grid { grid-template-columns: 1fr; }
}

/* ============ CTA ============ */
.sol-cta {
  padding: var(--s-11) 0;
  background: var(--mf-paper);
  border-top: 1px solid var(--mf-ink-10);
  text-align: center;
}
.sol-cta-inner {
  max-width: 760px; margin: 0 auto;
  padding: 0 var(--container-pad);
}
.sol-cta-h {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 4.5vw, 3.75rem);
  font-weight: 400; letter-spacing: -0.022em; line-height: 1.05;
  color: var(--mf-ink); margin: 0 0 var(--s-4);
  text-wrap: pretty;
}
.sol-cta-h em { font-style: italic; font-weight: 300; }
.sol-cta-sub {
  font-family: var(--font-body); font-size: 17px; line-height: 1.6;
  color: var(--mf-ink-60); max-width: 50ch;
  margin: 0 auto var(--s-6);
}

/* ============ LATERAL NAV ============ */
.sol-lateral {
  border-top: 1px solid var(--mf-ink-10);
  background: var(--mf-paper);
  padding: var(--s-3) 0;
}
.sol-lateral-inner {
  max-width: var(--container-max); margin: 0 auto;
  padding: 0 var(--container-pad);
  display: flex; gap: 0;
  overflow-x: auto;
}
.sol-lat-item {
  flex: 1 1 0; min-width: 220px;
  padding: var(--s-4) var(--s-4);
  display: flex; flex-direction: column; gap: 4px;
  text-decoration: none; color: var(--mf-ink-60);
  border-bottom: 0; border-right: 1px solid var(--mf-ink-10);
  transition: background var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}
.sol-lat-item:last-child { border-right: 0; }
.sol-lat-item:hover { background: var(--mf-paper-warm); color: var(--mf-ink); }
.sol-lat-item.active {
  background: var(--mf-navy); color: var(--mf-paper);
}
.sol-lat-item.active:hover { background: var(--mf-navy); color: var(--mf-paper); }
.sol-lat-num {
  font-family: var(--font-body); font-size: 10px; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.16em; opacity: 0.6;
}
.sol-lat-name {
  font-family: var(--font-display); font-size: 18px; font-weight: 400;
  letter-spacing: -0.01em; line-height: 1.15;
}
@media (max-width: 720px) {
  .sol-lat-item { min-width: 180px; }
}