/* ============================================================
   StrataCore — "Stratified" design system
   Layers → Core. Palette drawn from the logo gradient.
   ============================================================ */

:root {
  /* Brand palette (from logo: navy → blue → teal → green) */
  --navy:      #0F2A5E;
  --navy-deep: #0A1B3D;
  --blue:      #1E6FC0;
  --teal:      #12A5A0;
  --green:     #4FAF3F;
  --green-deep:#3E9A31;

  /* Neutrals — cool, never cream */
  --ink:       #10203f;   /* primary text */
  --slate:     #46566f;   /* secondary text */
  --mist:      #6b7b93;   /* muted */
  --line:      #e3e9f1;   /* hairlines */
  --base:      #f5f8fc;   /* cool page ground */
  --surface:   #ffffff;

  /* Signature gradient */
  --grad: linear-gradient(120deg, var(--navy) 0%, var(--blue) 42%, var(--teal) 72%, var(--green) 100%);
  --grad-soft: linear-gradient(120deg, #16337a 0%, #1a6fb8 55%, #2fa78e 100%);

  /* Type */
  --font-display: "Archivo", system-ui, sans-serif;
  --font-body: "IBM Plex Sans", system-ui, sans-serif;

  /* Rhythm */
  --maxw: 1200px;
  --gutter: clamp(20px, 5vw, 64px);
  --sp-section: clamp(72px, 9vw, 128px);

  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 22px;

  --shadow-sm: 0 1px 2px rgba(16,32,63,.06), 0 4px 14px rgba(16,32,63,.05);
  --shadow-md: 0 10px 30px rgba(16,32,63,.10);
  --shadow-lg: 0 24px 60px rgba(16,32,63,.16);
}

/* ---------- Reset & base ---------- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--base);
  line-height: 1.65;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
::selection { background: rgba(30,111,192,.18); }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--navy);
  line-height: 1.06;
  letter-spacing: -0.02em;
  margin: 0 0 .5em;
  font-weight: 700;
}
h1 { font-size: clamp(2.5rem, 5.6vw, 4.4rem); font-weight: 800; }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.9rem); }
h3 { font-size: clamp(1.2rem, 1.7vw, 1.4rem); }
p { margin: 0 0 1rem; max-width: 64ch; }

.container { max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: var(--sp-section); }
.section--tight { padding-block: clamp(48px, 6vw, 80px); }

/* ---------- Shared bits ---------- */
/* Strata marker: a stacked-bar eyebrow that echoes the logo (not an all-caps label) */
.marker {
  display: inline-flex; align-items: center; gap: 12px;
  margin-bottom: 22px;
  font-family: var(--font-display);
  font-weight: 600; font-size: .82rem; letter-spacing: .04em;
  color: var(--teal);
}
.marker::before {
  content: ""; width: 26px; height: 14px; flex: none;
  background:
    linear-gradient(var(--green),var(--green)) 0 100%/100% 3px no-repeat,
    linear-gradient(var(--teal),var(--teal)) 0 50%/78% 3px no-repeat,
    linear-gradient(var(--blue),var(--blue)) 0 0/56% 3px no-repeat;
}
.lede { font-size: clamp(1.05rem, 1.5vw, 1.22rem); color: var(--slate); max-width: 58ch; }

.section-head { max-width: 720px; margin-bottom: clamp(40px, 5vw, 64px); }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head.center .lede { margin-inline: auto; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 15px 28px; border-radius: 999px; border: 1px solid transparent;
  font-family: var(--font-display); font-weight: 600; font-size: .98rem;
  letter-spacing: .01em; transition: transform .18s ease, box-shadow .25s ease, background .25s ease, color .2s ease;
  will-change: transform;
}
.btn-primary { background: var(--grad-soft); color: #fff; box-shadow: 0 8px 22px rgba(18,110,150,.28); background-size: 160% 100%; }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(18,110,150,.36); background-position: 100% 0; }
.btn-ghost { background: transparent; color: var(--navy); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--blue); color: var(--blue); transform: translateY(-2px); }
.btn-light { background: rgba(255,255,255,.12); color: #fff; border-color: rgba(255,255,255,.35); backdrop-filter: blur(6px); }
.btn-light:hover { background: rgba(255,255,255,.2); transform: translateY(-2px); }
.btn-lg { padding: 17px 34px; font-size: 1.05rem; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.86);
  backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: box-shadow .3s ease, border-color .3s ease, background .3s ease;
}
.site-header.scrolled { box-shadow: 0 6px 24px rgba(16,32,63,.08); border-bottom-color: var(--line); }
.nav { display: flex; align-items: center; gap: 28px; height: 76px; }
.brand { display: flex; align-items: center; gap: 10px; margin-right: auto; }
.brand img { height: 40px; width: auto; }
.nav-links { display: flex; align-items: center; gap: 6px; list-style: none; margin: 0; padding: 0; }
.nav-links a {
  position: relative; padding: 10px 14px; border-radius: 8px;
  font-weight: 500; font-size: .98rem; color: var(--slate);
  transition: color .2s ease, background .2s ease;
}
.nav-links a:hover { color: var(--navy); background: rgba(30,111,192,.06); }
.nav-links a.active { color: var(--navy); }
.nav-links a.active::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: 4px; height: 2px;
  background: var(--grad); border-radius: 2px;
}
.nav-cta { display: flex; align-items: center; gap: 14px; }
.nav-toggle { display: none; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 10px; background: #fff; position: relative; }
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  content: ""; position: absolute; left: 50%; top: 50%; width: 20px; height: 2px; background: var(--navy);
  transform: translate(-50%,-50%); transition: transform .25s ease, opacity .2s ease; border-radius: 2px;
}
.nav-toggle span::before { transform: translate(-50%,-7px); }
.nav-toggle span::after { transform: translate(-50%,7px); }
.nav-open .nav-toggle span { background: transparent; }
.nav-open .nav-toggle span::before { transform: translate(-50%,0) rotate(45deg); }
.nav-open .nav-toggle span::after { transform: translate(-50%,0) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { position: relative; background: var(--navy-deep); color: #fff; overflow: hidden; }
.hero::before { /* gradient wash */
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(120% 90% at 85% 10%, rgba(79,175,63,.28), transparent 55%),
    radial-gradient(120% 120% at 12% 100%, rgba(30,111,192,.42), transparent 60%),
    linear-gradient(160deg, #0a1b3d 0%, #0f2a5e 60%, #10395f 100%);
}
.hero-grid {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: 40px; align-items: center;
  padding-block: clamp(64px, 9vw, 120px);
}
.hero-copy { position: relative; z-index: 2; }
.hero h1 { color: #fff; margin-bottom: 22px; max-width: 13ch; font-size: clamp(2.5rem, 5vw, 4rem); }
.hero .lede { color: rgba(233,240,250,.86); font-size: clamp(1.1rem,1.6vw,1.35rem); max-width: 40ch; }
.hero-marker { color: #7fe0c6; }
.hero-marker::before { filter: brightness(1.5); }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.hero-meta { display: flex; gap: 34px; margin-top: 46px; padding-top: 26px; border-top: 1px solid rgba(255,255,255,.14); flex-wrap: wrap; }
.hero-meta div strong { font-family: var(--font-display); font-size: 1.7rem; font-weight: 800; color: #fff; display: block; letter-spacing: -.02em; }
.hero-meta div span { color: rgba(233,240,250,.7); font-size: .9rem; }

/* Hero strata art */
.hero-art { position: relative; z-index: 1; display: grid; place-items: center; min-height: 340px; }
.hero-art svg { width: 100%; max-width: 420px; height: auto; }
.strata-layer { transform-origin: center; }
.strata-float { animation: floaty 7s ease-in-out infinite; }
.strata-float.l2 { animation-delay: .6s; }
.strata-float.l3 { animation-delay: 1.2s; }
.strata-float.l4 { animation-delay: 1.8s; }
@keyframes floaty { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-9px); } }

/* ---------- Brand statement band ---------- */
.statement { background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.statement p {
  font-family: var(--font-display); font-weight: 600; letter-spacing: -.02em;
  font-size: clamp(1.5rem, 3vw, 2.35rem); line-height: 1.28; color: var(--navy); max-width: 20ch;
}
.statement .grad-word { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.statement-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 48px; align-items: center; }
.statement-aside { color: var(--slate); }
.statement-aside p { font-family: var(--font-body); font-weight: 400; font-size: 1.05rem; color: var(--slate); max-width: 46ch; }

/* ---------- Strata / Solutions (stacked layers) ---------- */
.strata { background: var(--base); }
.strata-stack { display: flex; flex-direction: column; gap: 14px; margin-top: 8px; }
.stratum {
  position: relative; display: grid; grid-template-columns: 64px 1fr auto; gap: 28px; align-items: center;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 30px 34px; box-shadow: var(--shadow-sm);
  transition: transform .3s cubic-bezier(.2,.7,.2,1), box-shadow .3s ease, border-color .3s ease;
  overflow: hidden;
}
.stratum::before { /* left accent that reflects each layer's hue */
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 5px; background: var(--_hue, var(--blue));
}
.stratum:hover { transform: translateX(8px); box-shadow: var(--shadow-md); border-color: transparent; }
.stratum-index { font-family: var(--font-display); font-weight: 800; font-size: 1.5rem; color: var(--_hue,var(--blue)); }
.stratum-ico { width: 30px; height: 30px; margin-bottom: 10px; color: var(--_hue,var(--blue)); }
.stratum h3 { margin-bottom: 6px; }
.stratum p { margin: 0; color: var(--slate); font-size: 1rem; max-width: 60ch; }
.stratum-out { text-align: right; max-width: 210px; }
.stratum-out span { display: block; font-size: .78rem; color: var(--mist); margin-bottom: 4px; }
.stratum-out strong { font-family: var(--font-display); color: var(--navy); font-weight: 600; font-size: 1rem; line-height: 1.3; }
.stratum .go { display: inline-flex; align-items: center; gap: 8px; margin-top: 8px; color: var(--_hue,var(--blue)); font-weight: 600; font-size: .95rem; }

/* ---------- Pillars (Why StrataCore) ---------- */
.pillars { background: var(--surface); }
.pillar-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; }
.pillar { padding: 38px 32px; border-right: 1px solid var(--line); transition: background .3s ease; }
.pillar:last-child { border-right: none; }
.pillar:hover { background: var(--base); }
.pillar-num { font-family: var(--font-display); font-weight: 700; font-size: .85rem; color: var(--teal); margin-bottom: 26px; display: block; }
.pillar h3 { font-size: 1.22rem; margin-bottom: 10px; }
.pillar p { font-size: .98rem; color: var(--slate); margin: 0; }
.pillar-ico { width: 34px; height: 34px; color: var(--blue); margin-bottom: 18px; }

/* ---------- Audiences (Who We Serve) ---------- */
.aud-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 20px; }
.aud-card {
  position: relative; border-radius: var(--r-lg); overflow: hidden; min-height: 300px;
  display: flex; align-items: flex-end; color: #fff; box-shadow: var(--shadow-sm);
  isolation: isolate;
}
.aud-card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; transition: transform .6s ease; }
.aud-card::after { content:""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(10,27,61,0) 30%, rgba(10,27,61,.86) 100%); }
.aud-card:hover img { transform: scale(1.06); }
.aud-card .aud-body { padding: 26px; }
.aud-card h3 { color: #fff; font-size: 1.2rem; margin-bottom: 6px; }
.aud-card p { color: rgba(255,255,255,.82); font-size: .92rem; margin: 0; }
/* editorial spans */
.aud-card.wide { grid-column: span 3; }
.aud-card.std { grid-column: span 2; }
.aud-card.tall { grid-column: span 3; }

/* ---------- Stats / trust band ---------- */
.band { position: relative; background: var(--navy-deep); color: #fff; overflow: hidden; }
.band::before { content:""; position:absolute; inset:0; background:
  radial-gradient(90% 120% at 100% 0, rgba(79,175,63,.22), transparent 55%),
  radial-gradient(90% 120% at 0 100%, rgba(30,111,192,.32), transparent 55%); }
.band .container { position: relative; z-index: 1; }
.stat-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 32px; }
.stat strong { font-family: var(--font-display); font-weight: 800; font-size: clamp(2.2rem,4vw,3.2rem); display: block; letter-spacing: -.02em;
  background: linear-gradient(120deg,#8fe3d0,#7fc4ff); -webkit-background-clip:text; background-clip:text; color: transparent; }
.stat span { color: rgba(233,240,250,.78); font-size: .98rem; }

/* ---------- CTA band ---------- */
.cta {
  background: var(--grad-soft); color: #fff; border-radius: var(--r-lg);
  padding: clamp(44px, 6vw, 72px); position: relative; overflow: hidden;
  display: grid; grid-template-columns: 1.4fr auto; gap: 40px; align-items: center;
}
.cta h2 { color: #fff; max-width: 16ch; }
.cta p { color: rgba(255,255,255,.9); margin: 0; max-width: 46ch; }
.cta-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.cta .btn-primary { background: #fff; color: var(--navy); box-shadow: 0 10px 26px rgba(0,0,0,.18); }
.cta .btn-primary:hover { background: #f0f6ff; }

/* ---------- Page hero (interior pages) ---------- */
.page-hero { position: relative; background: var(--navy-deep); color: #fff; overflow: hidden; padding-block: clamp(72px, 10vw, 132px) clamp(56px, 7vw, 92px); }
.page-hero::before { content:""; position:absolute; inset:0; background:
  radial-gradient(100% 100% at 90% 0, rgba(79,175,63,.24), transparent 55%),
  radial-gradient(100% 120% at 0 100%, rgba(30,111,192,.4), transparent 60%),
  linear-gradient(160deg,#0a1b3d,#0f2a5e); }
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 { color: #fff; max-width: 16ch; margin-bottom: 18px; }
.page-hero .lede { color: rgba(233,240,250,.85); max-width: 60ch; }
.crumbs { color: rgba(233,240,250,.6); font-size: .9rem; margin-bottom: 22px; }
.crumbs a:hover { color: #fff; }

/* ---------- Solution detail blocks ---------- */
.sol { border-top: 1px solid var(--line); }
.sol:first-of-type { border-top: none; }
.sol-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(32px,5vw,72px); align-items: center; }
.sol.rev .sol-grid { grid-template-columns: .95fr 1.05fr; }
.sol.rev .sol-media { order: -1; }
.sol-media { position: relative; border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--shadow-md); }
.sol-media img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4/3; }
.sol-media .tag { position: absolute; left: 18px; top: 18px; background: rgba(255,255,255,.92); color: var(--navy); font-family: var(--font-display); font-weight: 600; font-size: .82rem; padding: 8px 14px; border-radius: 999px; }
.sol h2 { margin-bottom: 14px; }
.sol .svc { list-style: none; padding: 0; margin: 22px 0 26px; display: grid; grid-template-columns: 1fr 1fr; gap: 12px 26px; }
.sol .svc li { position: relative; padding-left: 30px; color: var(--ink); font-size: 1rem; }
.sol .svc li::before {
  content: ""; position: absolute; left: 0; top: 6px; width: 18px; height: 18px; border-radius: 6px;
  background: var(--grad); -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='black' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/contain no-repeat;
          mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='black' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/contain no-repeat;
}
.sol .outcome { display: inline-flex; align-items: center; gap: 12px; background: var(--base); border: 1px solid var(--line); border-radius: 999px; padding: 12px 22px; }
.sol .outcome span { color: var(--mist); font-size: .82rem; }
.sol .outcome strong { font-family: var(--font-display); color: var(--navy); font-weight: 600; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(36px,5vw,64px); align-items: start; }
.info-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 34px; box-shadow: var(--shadow-sm); margin-bottom: 20px; }
.info-row { display: flex; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--line); }
.info-row:last-child { border-bottom: none; }
.info-row .ic { width: 42px; height: 42px; flex: none; border-radius: 12px; display: grid; place-items: center; background: var(--base); color: var(--blue); }
.info-row .ic svg { width: 20px; height: 20px; }
.info-row h4 { font-family: var(--font-display); font-size: .8rem; color: var(--mist); margin: 0 0 3px; font-weight: 600; letter-spacing: .02em; }
.info-row p { margin: 0; color: var(--ink); font-size: 1rem; }
.info-row a:hover { color: var(--blue); }

.form { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg); padding: clamp(28px,3.5vw,44px); box-shadow: var(--shadow-md); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { margin-bottom: 18px; }
.field label { display: block; font-size: .88rem; font-weight: 600; color: var(--navy); margin-bottom: 8px; font-family: var(--font-display); }
.field input, .field select, .field textarea {
  width: 100%; padding: 14px 16px; border: 1px solid var(--line); border-radius: var(--r-md);
  font-family: inherit; font-size: 1rem; color: var(--ink); background: #fcfdff; transition: border-color .2s ease, box-shadow .2s ease;
}
.field textarea { min-height: 130px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 4px rgba(30,111,192,.12); }
.form-note { font-size: .86rem; color: var(--mist); margin-top: 14px; }
.form-success { display: none; padding: 16px 18px; border-radius: var(--r-md); background: rgba(79,175,63,.12); border: 1px solid rgba(79,175,63,.4); color: var(--green-deep); font-weight: 500; margin-top: 16px; }
.form-success.show { display: block; }
.map-embed { border-radius: var(--r-lg); overflow: hidden; border: 1px solid var(--line); box-shadow: var(--shadow-sm); }
.map-embed iframe { display: block; width: 100%; height: 320px; border: 0; }

/* ---------- Footer ---------- */
.site-footer { background: var(--navy-deep); color: rgba(233,240,250,.72); padding-block: clamp(56px,7vw,84px) 30px; position: relative; overflow: hidden; }
.site-footer::before { content:""; position:absolute; top:0; left:0; right:0; height:3px; background: var(--grad); }
.foot-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.3fr; gap: 40px; }
.foot-brand img { height: 42px; margin-bottom: 18px; background: #fff; padding: 8px 12px; border-radius: 10px; }
.foot-brand p { color: rgba(233,240,250,.66); font-size: .96rem; max-width: 34ch; }
.foot-col h4 { color: #fff; font-family: var(--font-display); font-size: .95rem; margin-bottom: 16px; }
.foot-col ul { list-style: none; padding: 0; margin: 0; }
.foot-col li { margin-bottom: 10px; }
.foot-col a { color: rgba(233,240,250,.72); font-size: .96rem; transition: color .2s ease; }
.foot-col a:hover { color: #fff; }
.foot-contact p { font-size: .95rem; margin-bottom: 12px; color: rgba(233,240,250,.72); }
.foot-contact a:hover { color: #fff; }
.foot-bottom { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-top: 44px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.12); font-size: .88rem; color: rgba(233,240,250,.55); }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s cubic-bezier(.2,.7,.2,1), transform .7s cubic-bezier(.2,.7,.2,1); }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .08s; } .reveal.d2 { transition-delay: .16s; }
.reveal.d3 { transition-delay: .24s; } .reveal.d4 { transition-delay: .32s; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: minmax(0,1fr); gap: 40px; }
  .hero-copy, .hero-meta, .hero-cta { min-width: 0; }
  .hero-art { order: -1; min-height: 260px; }
  .pillar-grid { grid-template-columns: 1fr 1fr; }
  .pillar:nth-child(2) { border-right: none; }
  .pillar { border-bottom: 1px solid var(--line); }
  .aud-grid { grid-template-columns: repeat(4,1fr); }
  .aud-card.wide, .aud-card.std, .aud-card.tall { grid-column: span 2; }
  .stat-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .foot-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 820px) {
  .nav-links, .nav-cta .btn { display: none; }
  .nav-toggle { display: block; }
  .nav-open .nav-links {
    display: flex; position: absolute; left: 0; right: 0; top: 76px; flex-direction: column; align-items: stretch;
    background: #fff; padding: 14px var(--gutter) 24px; gap: 4px; box-shadow: var(--shadow-md); border-top: 1px solid var(--line);
  }
  .nav-open .nav-links a { padding: 14px; font-size: 1.05rem; }
  .nav-open .nav-links a.active::after { display: none; }
  .statement-grid, .sol-grid, .contact-grid { grid-template-columns: 1fr; gap: 30px; }
  .sol.rev .sol-grid { grid-template-columns: 1fr; }
  .sol.rev .sol-media { order: 0; }
  .stratum { grid-template-columns: 48px 1fr; }
  .stratum-out { grid-column: 1 / -1; text-align: left; max-width: none; padding-top: 12px; border-top: 1px dashed var(--line); }
  .cta { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .pillar-grid { grid-template-columns: 1fr; }
  .pillar { border-right: none; }
  .aud-grid { grid-template-columns: 1fr; }
  .aud-card.wide, .aud-card.std, .aud-card.tall { grid-column: span 1; }
  .stat-grid { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .sol .svc { grid-template-columns: 1fr; }
  .hero-meta { gap: 22px; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; }
  .reveal { opacity: 1 !important; transform: none !important; transition: none !important; }
  .strata-float { animation: none !important; }
  .btn:hover, .stratum:hover, .aud-card:hover img { transform: none !important; }
}