/* ============================================================
   Data Druid Tech Services — design system v3
   Light · Bricolage Grotesque + Inter + Martian Mono
   Navy #1a2f5e · ink greys · baby-pink #e8b4b8 (sparing)
   Capabilities = system-map (data bus) · one dark band
   ============================================================ */

:root{
  --paper:#f6f6f4; --surface:#fff; --surface2:#fbfbf9;
  --ink:#16161c; --ink2:#54545f; --ink3:#8f8f99; --ink4:#b6b6bd;
  --navy:#1a2f5e; --navy2:#28457f; --navy-soft:#eef1f7;
  --pink:#e8b4b8; --pink-ink:#bd7782; --pink-soft:#fbeef0;
  --line:#e7e7e2; --line2:#d8d8d1;

  --r:12px; --r-sm:8px; --r-pill:999px;
  --maxw:1180px; --gutter:clamp(1.25rem,4vw,2.5rem);
  --ease:cubic-bezier(.22,1,.36,1);
  --disp:"Bricolage Grotesque", system-ui, sans-serif;
  --body:"Inter", system-ui, -apple-system, sans-serif;
  --mono:"Martian Mono", ui-monospace, "SFMono-Regular", monospace;

  --sh-sm:0 1px 2px rgb(22 22 28/.04), 0 4px 14px rgb(22 22 28/.05);
  --sh-md:0 2px 6px rgb(22 22 28/.05), 0 16px 40px rgb(22 22 28/.07);
}
*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
body{ margin:0; background:var(--paper); color:var(--ink2); font-family:var(--body);
  font-size:16px; line-height:1.6; -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility; }
::selection{ background:var(--navy); color:#fff; }
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }

.wrap{ width:100%; max-width:var(--maxw); margin-inline:auto; padding-inline:var(--gutter); }
section{ position:relative; padding-block:clamp(3.5rem,8vw,7rem); }
.section-tight{ padding-block:clamp(2.5rem,5vw,4.5rem); }
.section-soft{ background:var(--surface); border-block:1px solid var(--line); }

/* ---------- type ---------- */
h1,h2,h3,h4{ font-family:var(--disp); color:var(--ink); font-weight:700; letter-spacing:-.03em; line-height:1; margin:0; }
h1{ font-size:clamp(2.6rem,6.2vw,4.6rem); }
h2{ font-size:clamp(2rem,4.6vw,3.3rem); }
h3{ font-size:1.3rem; letter-spacing:-.02em; }
p{ margin:0 0 1rem; }
.lead{ font-size:clamp(1.05rem,.95rem+.6vw,1.3rem); color:var(--ink2); line-height:1.55; max-width:60ch; }
.muted{ color:var(--ink2); }
.dim{ color:var(--ink3); }
.tiny{ font-size:.8rem; }
em.it{ font-style:italic; color:var(--navy); }

/* monospace section marker (replaces pink-dash eyebrow; varies per section via content) */
.micro{ font-family:var(--mono); font-size:11.5px; letter-spacing:.06em; text-transform:uppercase; color:var(--pink-ink); display:inline-flex; align-items:center; gap:.5rem; }
.micro b{ color:var(--ink3); font-weight:500; }
.mono{ font-family:var(--mono); font-variant-numeric:tabular-nums; }

/* ---------- buttons ---------- */
.btn{ display:inline-flex; align-items:center; gap:.5rem; font-family:var(--body); font-weight:600; font-size:.95rem;
  padding:.8rem 1.4rem; border-radius:var(--r-sm); border:1px solid transparent; cursor:pointer;
  transition:transform .25s var(--ease), box-shadow .25s var(--ease), background .2s, border-color .2s; }
.btn:hover{ transform:translateY(-2px); }
.btn-primary{ background:var(--navy); color:#fff; box-shadow:0 6px 16px rgb(26 47 94/.18); }
.btn-primary:hover{ background:var(--navy2); box-shadow:0 12px 26px rgb(26 47 94/.26); }
.btn-pink{ background:var(--pink); color:#3a2a2c; }
.btn-pink:hover{ background:#e0a3a8; }
.btn-ghost{ background:transparent; color:var(--ink); border-color:var(--line2); }
.btn-ghost:hover{ border-color:var(--navy); background:var(--surface); }
.btn .ico{ transition:transform .25s var(--ease); }
.btn:hover .ico{ transform:translateX(3px); }

/* chips / badges */
.chip{ font-family:var(--mono); font-size:10.5px; letter-spacing:.03em; color:var(--ink2); border:1px solid var(--line2); border-radius:3px; padding:3px 7px; }
.badge{ font-family:var(--mono); font-size:10.5px; letter-spacing:.06em; text-transform:uppercase; padding:4px 9px; border-radius:3px; color:var(--navy); background:var(--navy-soft); }
.badge.product{ color:var(--pink-ink); background:var(--pink-soft); }

.material-symbols-outlined{ font-variation-settings:'FILL' 0,'wght' 300,'GRAD' 0,'opsz' 24; line-height:1; vertical-align:middle; user-select:none; font-size:1.4rem; }
.msi-sm{ font-size:1.1rem; } .msi-lg{ font-size:1.7rem; }

/* ---------- nav ---------- */
.nav{ position:sticky; top:0; z-index:50; background:rgba(246,246,244,.82); backdrop-filter:saturate(160%) blur(12px); border-bottom:1px solid transparent; transition:border-color .3s, box-shadow .3s; }
.nav.scrolled{ border-bottom-color:var(--line); box-shadow:var(--sh-sm); }
.nav-inner{ display:flex; align-items:center; justify-content:space-between; height:4.5rem; }
.brand{ display:flex; align-items:center; gap:.6rem; }
.brand img{ height:26px; width:auto; }
.brand span{ font-family:var(--disp); font-weight:700; font-size:1.15rem; letter-spacing:-.02em; color:var(--ink); }
.nav-links{ display:flex; align-items:center; gap:1.8rem; }
.nav-links a.lnk{ font-family:var(--mono); font-size:12.5px; letter-spacing:.02em; color:var(--ink2); transition:color .2s; }
.nav-links a.lnk:hover, .nav-links a.lnk.active{ color:var(--navy); }
.nav-toggle{ display:none; background:none; border:0; color:var(--ink); cursor:pointer; padding:.4rem; }
@media (max-width:920px){
  .nav-links{ display:none; }
  .nav-toggle{ display:grid; place-items:center; }
  .nav-links.open{ display:flex; flex-direction:column; align-items:flex-start; gap:1.1rem; position:absolute; top:4.5rem; inset-inline:0; background:var(--paper); padding:1.4rem var(--gutter); border-bottom:1px solid var(--line); box-shadow:var(--sh-md); }
}

/* ---------- hero ---------- */
.hero{ padding-block:clamp(3rem,7vw,6rem) clamp(2.5rem,5vw,4rem); }
.hero-grid{ display:grid; grid-template-columns:1.15fr .85fr; gap:clamp(2rem,5vw,4rem); align-items:center; }
@media (max-width:920px){ .hero-grid{ grid-template-columns:1fr; } }
.hero h1{ max-width:14ch; margin-block-start:1.2rem; }
.hero .lead{ margin-block-start:1.4rem; }
.hero-cta{ display:flex; gap:.8rem; margin-block-start:2rem; flex-wrap:wrap; }
.hero-bar{ display:flex; flex-wrap:wrap; gap:1.3rem; margin-block-start:2.5rem; padding-block-start:1.5rem; border-top:1px solid var(--line2); font-family:var(--mono); font-size:12px; color:var(--ink3); }
.hero-bar span{ display:inline-flex; align-items:center; gap:.4rem; }
.hero-bar b{ color:var(--navy); font-weight:500; }

/* hero terminal status */
.term{ background:var(--surface); border:1px solid var(--line2); border-radius:var(--r); overflow:hidden; box-shadow:var(--sh-md); }
.term-bar{ display:flex; align-items:center; gap:.45rem; padding:.7rem 1rem; border-bottom:1px solid var(--line); background:var(--surface2); }
.term-bar .dot{ width:10px; height:10px; border-radius:50%; background:#dcdcd5; }
.term-bar .path{ margin-left:.5rem; font-family:var(--mono); font-size:11.5px; color:var(--ink3); }
.term-body{ padding:1.2rem 1.3rem; font-family:var(--mono); font-size:12.5px; line-height:1.95; color:var(--ink2); }
.term-body .pr{ color:var(--pink-ink); } .term-body .ok{ color:var(--navy); } .term-body .c{ color:var(--ink4); }
.cur{ display:inline-block; width:7px; height:14px; background:var(--navy); margin-left:3px; vertical-align:-2px; animation:blink 1.1s steps(1) infinite; }
@keyframes blink{ 50%{ opacity:0; } }

/* ---------- compact centered page hero (inner pages) ---------- */
.phero{ position:relative; overflow:hidden; padding-block:clamp(3rem,6vw,4.75rem) clamp(1.5rem,3vw,2.5rem); text-align:center; }
.phero::before{ content:""; position:absolute; inset:0; z-index:0; pointer-events:none;
  background:radial-gradient(42rem 16rem at 50% -15%, rgb(232 180 184/.18), transparent 65%); }
.phero::after{ content:""; position:absolute; inset:0; z-index:0; pointer-events:none;
  background-image:radial-gradient(rgb(26 47 94/.07) 1px, transparent 1px); background-size:22px 22px;
  -webkit-mask-image:radial-gradient(55% 60% at 50% 25%, #000, transparent 80%); mask-image:radial-gradient(55% 60% at 50% 25%, #000, transparent 80%); }
.phero .inner{ position:relative; z-index:1; max-width:48rem; margin-inline:auto; }
.phero .micro{ justify-content:center; }
.phero h1{ font-size:clamp(2rem,4.4vw,3.1rem); margin:1rem auto .85rem; max-width:20ch; }
.phero .lead{ margin-inline:auto; }
.phero .meta{ display:inline-flex; gap:1.1rem; flex-wrap:wrap; justify-content:center; align-items:center; margin-top:1.6rem; font-family:var(--mono); font-size:11.5px; color:var(--ink3); }
.phero .meta span{ display:inline-flex; gap:.45rem; align-items:center; }
.phero .meta b{ color:var(--navy); font-weight:500; }
.phero .pulse{ width:7px; height:7px; border-radius:50%; background:#2e9e6b; box-shadow:0 0 0 0 rgb(46 158 107/.5); animation:pulse 2.2s infinite; }
@keyframes pulse{ 0%{ box-shadow:0 0 0 0 rgb(46 158 107/.45); } 70%{ box-shadow:0 0 0 7px rgb(46 158 107/0); } 100%{ box-shadow:0 0 0 0 rgb(46 158 107/0); } }
.phero .filters{ display:flex; gap:.5rem; flex-wrap:wrap; justify-content:center; margin-top:1.5rem; position:relative; z-index:1; }

/* ---------- section head ---------- */
.shead{ margin-bottom:clamp(2rem,4vw,3rem); }
.shead h2{ margin-top:.9rem; }
.shead .lead{ margin-top:.9rem; }
.shead.row{ display:flex; justify-content:space-between; align-items:flex-end; gap:1rem; flex-wrap:wrap; }

/* ============ CAPABILITIES — SYSTEM MAP (data bus) ============ */
.map{ display:grid; grid-template-columns:240px 1fr; gap:0; }
@media (max-width:760px){ .map{ grid-template-columns:1fr; } }
.core{ position:sticky; top:5.5rem; align-self:start; border:1.5px solid var(--navy); border-radius:14px; padding:1.4rem; background:var(--surface); }
@media (max-width:760px){ .core{ position:static; margin-bottom:1.5rem; } }
.core .glyph{ width:42px; height:42px; border-radius:50%; border:2px solid var(--navy); display:grid; place-items:center; color:var(--navy); position:relative; }
.core .glyph::after{ content:""; position:absolute; right:-9px; width:8px; height:8px; border-radius:50%; background:var(--pink); }
.core h3{ font-size:1.3rem; margin-top:1rem; }
.core p{ font-size:.86rem; color:var(--ink2); margin-top:.4rem; }
.core .mono{ font-size:10px; color:var(--ink3); margin-top:.9rem; display:block; }
.bus{ position:relative; padding-left:2.2rem; }
.bus::before{ content:""; position:absolute; left:0; top:1.4rem; bottom:1.4rem; width:2px; background:linear-gradient(var(--navy),var(--pink)); opacity:.5; }
.node{ position:relative; display:grid; grid-template-columns:auto 1fr auto; gap:1rem; align-items:center; padding:1.05rem 1.1rem; border:1px solid var(--line2); border-radius:10px; background:var(--surface); margin-bottom:.7rem; transition:border-color .2s, transform .2s; }
.node::before{ content:""; position:absolute; left:-2.2rem; top:50%; width:2.2rem; height:2px; background:var(--line2); }
.node::after{ content:""; position:absolute; left:-.45rem; top:calc(50% - 5px); width:10px; height:10px; border-radius:50%; background:var(--surface); border:2px solid var(--navy); transition:border-color .2s; }
.node:hover{ border-color:var(--navy); transform:translateX(4px); }
.node.ai::after{ border-color:var(--pink-ink); }
.node .ic{ width:36px; height:36px; border-radius:8px; display:grid; place-items:center; color:var(--navy); background:var(--navy-soft); }
.node.ai .ic{ color:var(--pink-ink); background:var(--pink-soft); }
.node .nm{ font-family:var(--disp); font-weight:600; font-size:1.08rem; color:var(--ink); letter-spacing:-.01em; }
.node .vv{ font-family:var(--mono); font-size:11px; color:var(--ink3); margin-top:1px; }
.node .cd{ font-family:var(--mono); font-size:10.5px; color:var(--ink3); }
@media (max-width:520px){ .node{ grid-template-columns:auto 1fr; } .node .cd{ display:none; } }

/* ============ DARK BAND (how we build + code) ============ */
.dark{ background:#14141b; color:#cfcfc8; }
.dark .micro{ color:var(--pink); } .dark .micro b{ color:#6f6f7c; }
.dark h2{ color:#f2f2ec; } .dark h2 em.it{ color:var(--pink); }
.dark .lead{ color:#a6a6ad; }
.dgrid{ display:grid; grid-template-columns:1fr 1fr; gap:clamp(2rem,5vw,4rem); align-items:center; }
@media (max-width:880px){ .dgrid{ grid-template-columns:1fr; } }
.principles{ margin-top:1.8rem; display:grid; gap:.2rem; }
.principles div{ display:grid; grid-template-columns:auto 1fr; gap:.8rem; padding:.85rem 0; border-top:1px solid #25252f; }
.principles .material-symbols-outlined{ color:var(--pink); font-size:20px; }
.principles b{ color:#eaeae4; font-weight:600; }
.principles span.t{ color:#9a9aa2; font-size:.92rem; display:block; margin-top:.15rem; }
.code{ background:#0e0e14; border:1px solid #22222c; border-radius:10px; overflow:hidden; }
.code-bar{ display:flex; gap:.45rem; align-items:center; padding:.7rem 1rem; border-bottom:1px solid #1d1d26; }
.code-bar .d{ width:10px; height:10px; border-radius:50%; }
.code-bar .fn{ margin-left:.5rem; font-family:var(--mono); font-size:11px; color:#62626e; }
.code pre{ margin:0; padding:1.1rem 1.2rem; font-family:var(--mono); font-size:12px; line-height:1.85; color:#d6d6cf; overflow-x:auto; }
.c-cmt{ color:#6f6f7c; } .c-key{ color:#8cc4ff; } .c-str{ color:#b8e986; } .c-num{ color:#fcaf3e; } .c-fn{ color:#c9a0e9; } .c-pink{ color:var(--pink); }

/* ============ SECTORS BAND ============ */
.sectors{ display:grid; grid-template-columns:repeat(4,1fr); gap:1rem; }
@media (max-width:820px){ .sectors{ grid-template-columns:repeat(2,1fr); } }
@media (max-width:480px){ .sectors{ grid-template-columns:1fr; } }
.sector{ border:1px solid var(--line2); border-radius:var(--r); padding:1.4rem; background:var(--surface); transition:border-color .2s, transform .2s; }
.sector:hover{ border-color:var(--navy); transform:translateY(-3px); }
.sector .material-symbols-outlined{ color:var(--navy); }
.sector h3{ font-size:1.15rem; margin-top:.9rem; }
.sector p{ font-size:.9rem; color:var(--ink2); margin-top:.4rem; }
.sector .n{ font-family:var(--mono); font-size:10.5px; color:var(--ink3); margin-top:.8rem; }

/* ============ WORK / PROJECT CARDS ============ */
.cards{ display:grid; grid-template-columns:1fr 1fr; gap:1.1rem; }
@media (max-width:760px){ .cards{ grid-template-columns:1fr; } }
.pcard{ background:var(--surface); border:1px solid var(--line2); border-radius:var(--r); padding:1.7rem; display:flex; flex-direction:column; transition:border-color .2s, transform .2s; }
.pcard:hover{ border-color:var(--navy); transform:translateY(-3px); }
.pcard .top{ display:flex; align-items:center; justify-content:space-between; margin-bottom:1.1rem; }
.pcard .ic{ color:var(--navy); }
.pcard h3{ font-size:1.5rem; font-weight:600; }
.pcard .role{ font-family:var(--mono); font-size:11px; color:var(--ink3); margin-top:.2rem; }
.pcard .desc{ color:var(--ink2); font-size:.95rem; margin-top:.8rem; flex:1; }
.pcard .chips{ display:flex; gap:.4rem; flex-wrap:wrap; margin-top:1.1rem; }
.pcard .go{ display:inline-flex; align-items:center; gap:.4rem; margin-top:1.1rem; font-family:var(--mono); font-size:11px; color:var(--navy); }

/* ============ BLOG / list rows ============ */
.rows{ border-top:1px solid var(--line2); }
.row-item{ display:grid; grid-template-columns:8rem 1fr auto; gap:1.3rem; align-items:center; padding:1.5rem .4rem; border-bottom:1px solid var(--line); transition:background .2s, padding .2s; }
.row-item:hover{ background:var(--surface); padding-left:1rem; }
.row-item .date{ font-family:var(--mono); font-size:12px; color:var(--ink3); }
.row-item h3{ font-size:1.2rem; font-weight:600; }
.row-item .go{ color:var(--ink3); transition:transform .2s, color .2s; }
.row-item:hover .go{ color:var(--navy); transform:translateX(4px); }
@media (max-width:600px){ .row-item{ grid-template-columns:1fr; gap:.5rem; } }

/* ============ FAQ ============ */
.faq details{ border-top:1px solid var(--line2); }
.faq details:last-child{ border-bottom:1px solid var(--line2); }
.faq summary{ list-style:none; cursor:pointer; display:flex; gap:.9rem; align-items:flex-start; padding:1.3rem .3rem; font-family:var(--disp); font-weight:600; font-size:1.1rem; color:var(--ink); }
.faq summary::-webkit-details-marker{ display:none; }
.faq summary .q{ font-family:var(--mono); font-size:.8rem; color:var(--pink-ink); padding-top:.2rem; }
.faq .ans{ padding:0 .3rem 1.4rem 2.4rem; color:var(--ink2); }

/* ============ CTA ============ */
.cta{ position:relative; overflow:hidden; text-align:center; padding:clamp(2.5rem,6vw,5rem); border-radius:var(--r); border:1px solid var(--line2);
  background:radial-gradient(40rem 22rem at 80% -40%, rgb(232 180 184/.22), transparent 60%), linear-gradient(180deg,var(--surface),var(--surface2)); box-shadow:var(--sh-sm); }
.cta h2{ max-width:18ch; margin-inline:auto; }

/* ============ forms ============ */
.field{ display:flex; flex-direction:column; gap:.45rem; margin-block-end:1.1rem; }
.field label{ font-size:.85rem; color:var(--ink); font-weight:600; }
.field input,.field select,.field textarea{ background:var(--surface); border:1px solid var(--line2); color:var(--ink); padding:.8rem .95rem; border-radius:var(--r-sm); font-family:var(--body); font-size:.98rem; }
.field input:focus,.field select:focus,.field textarea:focus{ outline:none; border-color:var(--navy); box-shadow:0 0 0 3px rgb(26 47 94/.1); }
.alert{ padding:.9rem 1.15rem; border-radius:var(--r-sm); margin-block-end:1.1rem; font-size:.92rem; border:1px solid; }
.alert-success{ background:var(--navy-soft); border-color:#cdd8ec; color:var(--navy); }
.alert-error{ background:var(--pink-soft); border-color:#efcfd2; color:var(--pink-ink); }

/* ============ footer (dark, revamped) ============ */
.footer{ background:#14141b; color:#a4a4ac; padding-block:clamp(3.5rem,7vw,6rem) 1.8rem; }
.footer-top{ display:grid; grid-template-columns:1.05fr 1.35fr; gap:clamp(2rem,5vw,4.5rem); padding-block-end:clamp(2rem,4vw,3rem); border-block-end:1px solid #26262f; }
@media (max-width:820px){ .footer-top{ grid-template-columns:1fr; } }
.footer-cta .micro{ color:var(--pink); }
.footer-cta h2{ color:#f4f4ee; font-size:clamp(1.7rem,3.4vw,2.6rem); max-width:15ch; margin:.9rem 0 1.6rem; }
.footer-nav{ display:grid; grid-template-columns:repeat(3,1fr); gap:1.5rem 1.25rem; }
@media (max-width:520px){ .footer-nav{ grid-template-columns:repeat(2,1fr); } }
.footer h5{ font-family:var(--mono); font-size:10.5px; letter-spacing:.1em; text-transform:uppercase; color:#6c6c78; margin:0 0 1rem; }
.footer a.fl{ display:block; color:#cdcdc6; font-size:.93rem; margin-block-end:.65rem; transition:color .2s; min-width:0; overflow-wrap:anywhere; }
.footer a.fl:hover{ color:var(--pink); }
.footer .addr{ color:#86868f; font-size:.88rem; display:block; margin-block-start:.3rem; }
.socials{ display:flex; gap:.55rem; margin-block-start:1.2rem; }
.socials a{ width:2.4rem; height:2.4rem; display:grid; place-items:center; border-radius:var(--r-sm); border:1px solid #2c2c36; color:#9a9aa2; transition:all .25s var(--ease); }
.socials a:hover{ color:#14141b; background:var(--pink); border-color:var(--pink); transform:translateY(-2px); }
.footer-bottom{ margin-block-start:1.8rem; display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:1rem; }
.footer-bottom .brand img{ height:22px; filter:brightness(0) invert(1); opacity:.92; }
.footer-bottom .brand span{ color:#e6e6e0; }
.footer-bottom .legal{ font-family:var(--mono); font-size:11px; color:#6c6c78; display:flex; gap:1.2rem; flex-wrap:wrap; }
.footer-bottom .legal a{ color:#9a9aa2; } .footer-bottom .legal a:hover{ color:var(--pink); }

/* ============ mobile safety — kill horizontal overflow from grid/flex text ============ */
.map,.dgrid,.cards,.sectors,.rows{ min-width:0; }
.node>span,.dgrid>div,.row-item>div,.pcard,.sector,.core,.term,.code{ min-width:0; }
.node .nm,.node .vv,.row-item h3,.pcard h3{ overflow-wrap:anywhere; }
.term-body,.code pre{ overflow-x:auto; max-width:100%; }
@media (max-width:560px){ .code pre{ font-size:10.5px; padding:.9rem 1rem; } .dgrid{ gap:1.5rem; } }
.principles>div{ min-width:0; } .principles .t{ overflow-wrap:anywhere; }
/* responsive 2-up split (used on What we build) */
.split2{ display:grid; grid-template-columns:1fr 1fr; gap:clamp(1.5rem,4vw,3rem); align-items:start; }
@media (max-width:720px){ .split2{ grid-template-columns:1fr; } }

/* ============ sage ============ */
.sage-wrap{ position:fixed; inset-inline-end:1.4rem; inset-block-end:1.4rem; z-index:60; }
.sage-fab{ width:3.4rem; height:3.4rem; border-radius:14px; border:0; cursor:pointer; background:var(--navy); color:#fff; display:grid; place-items:center; box-shadow:0 10px 26px rgb(26 47 94/.3); transition:transform .3s var(--ease); }
.sage-fab:hover{ transform:translateY(-2px) scale(1.04); }
.sage-panel{ position:absolute; inset-inline-end:0; inset-block-end:4.4rem; width:min(23rem,86vw); background:var(--surface); border:1px solid var(--line2); border-radius:var(--r); box-shadow:var(--sh-md); display:none; flex-direction:column; overflow:hidden; }
.sage-panel.open{ display:flex; animation:pop .28s var(--ease); }
@keyframes pop{ from{ opacity:0; transform:translateY(10px); } }
.sage-head{ padding:1rem 1.1rem; border-bottom:1px solid var(--line); background:var(--surface2); }
.sage-head strong{ font-family:var(--disp); color:var(--ink); }
.sage-log{ padding:1.1rem; max-height:20rem; overflow-y:auto; display:flex; flex-direction:column; gap:.7rem; }
.sage-msg{ font-size:.9rem; padding:.65rem .85rem; border-radius:12px; max-width:88%; line-height:1.45; }
.sage-msg.user{ align-self:flex-end; background:var(--navy); color:#fff; }
.sage-msg.bot{ align-self:flex-start; background:var(--surface2); border:1px solid var(--line); color:var(--ink2); }
.sage-msg.bot strong{ color:var(--navy); }
.sage-suggest{ display:flex; flex-wrap:wrap; gap:.4rem; padding:0 1.1rem .9rem; }
.sage-suggest button{ font-family:var(--mono); font-size:11px; padding:.35rem .6rem; border-radius:var(--r-pill); background:var(--navy-soft); color:var(--navy); border:0; cursor:pointer; }
.sage-form{ display:flex; gap:.5rem; padding:.9rem; border-top:1px solid var(--line); }
.sage-form input{ flex:1; background:var(--surface2); border:1px solid var(--line2); color:var(--ink); padding:.6rem .85rem; border-radius:var(--r-sm); font-family:var(--body); }
.sage-form input:focus{ outline:none; border-color:var(--navy); }
.sage-form button{ background:var(--navy); border:0; color:#fff; width:2.5rem; border-radius:var(--r-sm); cursor:pointer; display:grid; place-items:center; }

/* ============ article ============ */
.article{ font-size:1.1rem; line-height:1.8; color:var(--ink2); max-width:44rem; }
.article p{ margin-bottom:1.4rem; }
.article h2,.article h3{ margin:2rem 0 .8rem; }

/* ============ reveal ============ */
.reveal{ opacity:0; transform:translateY(1.2rem); transition:opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in{ opacity:1; transform:none; }
.reveal[data-delay="1"]{ transition-delay:.07s; } .reveal[data-delay="2"]{ transition-delay:.14s; } .reveal[data-delay="3"]{ transition-delay:.21s; }

@media (prefers-reduced-motion:reduce){
  .reveal{ opacity:1; transform:none; transition:none; } .cur{ animation:none; }
  html{ scroll-behavior:auto; } .btn:hover,.pcard:hover,.sector:hover,.node:hover{ transform:none; }
}

/* WhatsApp click-to-chat (bottom-left, clear of the Sage FAB) */
.wa-fab{ position:fixed; inset-inline-start:1.4rem; inset-block-end:1.4rem; z-index:60;
  width:3.4rem; height:3.4rem; border-radius:14px; background:#25D366; color:#fff;
  display:grid; place-items:center; box-shadow:0 10px 26px rgb(37 211 102/.34);
  transition:transform .3s var(--ease); }
.wa-fab:hover{ transform:translateY(-2px) scale(1.04); color:#fff; }
@media (max-width:760px){ .wa-fab{ width:3rem; height:3rem; } }