/* ============================================================
   Sciquire AI Solutions LLP — site.css
   Design system: warm paper, deep ink, signal green, amber.
   Display: Fraunces · UI/body: Space Grotesk · Data: IBM Plex Mono
   ============================================================ */

/* ---------- 0. SELF-HOSTED TYPEFACES ----------
   Subset to Latin, WOFF2, variable where useful. Self-hosting removes two
   third-party round trips from the critical path and keeps visitor IPs off
   Google's font CDN. ~196 KB total, cached for a year via _headers.
   Fraunces, Space Grotesk, IBM Plex Mono are all SIL Open Font License 1.1. */
@font-face{
  font-family:'Fraunces';
  src:url('/assets/fonts/fraunces-var.woff2') format('woff2-variations'),
      url('/assets/fonts/fraunces-var.woff2') format('woff2');
  font-weight:400 700;font-stretch:100%;font-style:normal;font-display:swap;
}
@font-face{
  font-family:'Fraunces';
  src:url('/assets/fonts/fraunces-italic-var.woff2') format('woff2-variations'),
      url('/assets/fonts/fraunces-italic-var.woff2') format('woff2');
  font-weight:400 700;font-stretch:100%;font-style:italic;font-display:swap;
}
@font-face{
  font-family:'Space Grotesk';
  src:url('/assets/fonts/space-grotesk-var.woff2') format('woff2-variations'),
      url('/assets/fonts/space-grotesk-var.woff2') format('woff2');
  font-weight:300 700;font-style:normal;font-display:swap;
}
@font-face{
  font-family:'IBM Plex Mono';
  src:url('/assets/fonts/plex-mono-400.woff2') format('woff2');
  font-weight:400;font-style:normal;font-display:swap;
}
@font-face{
  font-family:'IBM Plex Mono';
  src:url('/assets/fonts/plex-mono-500.woff2') format('woff2');
  font-weight:500;font-style:normal;font-display:swap;
}

/* ---------- 1. TOKENS ---------- */
:root{
  --ink:#0a1f2e;
  --ink-soft:#31485a;
  --ink-faint:#6c8092;
  --paper:#f7f4ee;
  --paper-warm:#efe9de;
  --line:#d9d0c1;
  --line-soft:#e7dfd2;
  --signal:#0e8b6f;
  --signal-deep:#0a5f4c;
  --signal-wash:rgba(14,139,111,.09);
  --amber:#e8a13a;
  --card:#ffffff;
  --shadow-sm:0 1px 2px rgba(10,31,46,.06);
  --shadow:0 1px 2px rgba(10,31,46,.06), 0 8px 24px rgba(10,31,46,.05);
  --shadow-lg:0 2px 4px rgba(10,31,46,.05), 0 20px 48px rgba(10,31,46,.09);

  --font-display:'Fraunces',ui-serif,Georgia,'Times New Roman',serif;
  --font-body:'Space Grotesk',ui-sans-serif,system-ui,-apple-system,'Segoe UI',sans-serif;
  --font-mono:'IBM Plex Mono',ui-monospace,'SFMono-Regular',Menlo,monospace;

  --wrap:1080px;
  --wrap-wide:1220px;
  --gut:28px;
  --radius:14px;
  --radius-lg:18px;
  --header-h:65px;
}

/* ---------- 2. RESET & BASE ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 18px);-webkit-text-size-adjust:100%}
body{
  font-family:var(--font-body);
  background:var(--paper);
  color:var(--ink);
  line-height:1.55;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
img,svg,video{max-width:100%;height:auto;display:block}
a{color:inherit}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}
ul,ol{list-style:none}
:focus-visible{outline:2.5px solid var(--signal);outline-offset:3px;border-radius:3px}
::selection{background:var(--signal);color:#fff}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gut)}
.wrap-wide{max-width:var(--wrap-wide);margin:0 auto;padding:0 var(--gut)}

.skip{position:absolute;left:-9999px;top:0;z-index:999;background:var(--ink);color:#fff;padding:12px 20px;font-family:var(--font-mono);font-size:13px;border-radius:0 0 8px 0}
.skip:focus{left: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}

/* ---------- 3. TYPE SCALE ---------- */
.kicker{font-family:var(--font-mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--signal-deep);margin-bottom:14px}
h1,h2,h3,h4,h5{font-family:var(--font-display);font-weight:600;letter-spacing:-.02em;line-height:1.08;font-variation-settings:'SOFT' 0,'WONK' 0}
.h-hero{font-size:clamp(36px,5.6vw,64px);line-height:1.02;max-width:16ch}
.h-hero em{font-style:italic;color:var(--signal-deep)}
.h-big{font-size:clamp(28px,3.6vw,40px);max-width:22ch}
.h-mid{font-size:clamp(22px,2.6vw,30px);max-width:24ch}
.lede{font-size:clamp(17px,1.9vw,20px);color:var(--ink-soft);max-width:62ch;margin-top:22px}
.body-copy{color:var(--ink-soft);max-width:64ch;margin-top:18px;font-size:16.5px}
.body-copy + .body-copy{margin-top:14px}
.body-copy a{color:var(--signal-deep);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.body-copy a:hover{color:var(--signal)}

/* ---------- 4. HEADER ---------- */
.announce{background:var(--ink);color:var(--paper);font-family:var(--font-mono);font-size:11.5px;letter-spacing:.03em;text-align:center;padding:8px 20px}
.announce a{color:var(--amber);text-decoration:underline;text-underline-offset:3px}

header.top{
  border-bottom:1px solid var(--line);
  background:rgba(247,244,238,.92);
  position:sticky;top:0;z-index:60;
  backdrop-filter:saturate(1.3) blur(10px);
  -webkit-backdrop-filter:saturate(1.3) blur(10px);
}
.top-inner{display:flex;align-items:center;gap:26px;padding:13px var(--gut);max-width:var(--wrap-wide);margin:0 auto}
.brand{display:flex;align-items:baseline;gap:9px;font-family:var(--font-display);font-weight:600;font-size:20px;letter-spacing:-.015em;text-decoration:none;flex-shrink:0}
.brand .dot{width:9px;height:9px;border-radius:50%;background:var(--signal);display:inline-block;position:relative;top:-2px;flex-shrink:0}
.brand .sub{font-family:var(--font-mono);font-size:10.5px;font-weight:400;color:var(--ink-soft);letter-spacing:.05em;text-transform:uppercase}

nav.primary{margin-left:auto;display:flex;align-items:center;gap:4px}
nav.primary > ul{display:flex;align-items:center;gap:2px}
nav.primary a,nav.primary .navbtn{
  display:inline-flex;align-items:center;gap:5px;
  font-size:14px;font-weight:500;text-decoration:none;color:var(--ink-soft);
  padding:8px 11px;border-radius:8px;transition:color .16s,background .16s;
}
nav.primary a:hover,nav.primary .navbtn:hover{color:var(--ink);background:var(--paper-warm)}
nav.primary a[aria-current="page"]{color:var(--signal-deep);background:var(--signal-wash)}
.has-menu{position:relative}
.has-menu .navbtn svg{width:9px;height:9px;opacity:.55;transition:transform .18s}
.has-menu[data-open="true"] .navbtn svg{transform:rotate(180deg)}
.submenu{
  position:absolute;top:calc(100% + 8px);left:0;min-width:262px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-lg);padding:7px;
  opacity:0;visibility:hidden;transform:translateY(-6px);transition:.18s;
}
.has-menu[data-open="true"] .submenu{opacity:1;visibility:visible;transform:translateY(0)}
.submenu a{display:block;padding:9px 11px;border-radius:9px;font-size:14px;color:var(--ink)}
.submenu a span{display:block;font-family:var(--font-mono);font-size:11px;color:var(--ink-faint);margin-top:2px;font-weight:400}
.submenu a:hover{background:var(--paper-warm)}

.nav-cta{
  font-family:var(--font-body);font-weight:600;font-size:13.5px;
  background:var(--signal);color:#fff !important;text-decoration:none;
  padding:9px 17px;border-radius:100px;transition:.18s;white-space:nowrap;
}
.nav-cta:hover{background:var(--signal-deep) !important;color:#fff !important}

.burger{display:none;margin-left:auto;width:42px;height:38px;border:1px solid var(--line);border-radius:10px;align-items:center;justify-content:center;flex-direction:column;gap:4px}
.burger i{display:block;width:17px;height:1.7px;background:var(--ink);border-radius:2px;transition:.2s}
.burger[aria-expanded="true"] i:nth-child(1){transform:translateY(5.7px) rotate(45deg)}
.burger[aria-expanded="true"] i:nth-child(2){opacity:0}
.burger[aria-expanded="true"] i:nth-child(3){transform:translateY(-5.7px) rotate(-45deg)}

.mobile-nav{display:none;border-top:1px solid var(--line);background:var(--paper);padding:14px var(--gut) 26px;max-height:calc(100vh - var(--header-h));overflow-y:auto}
.mobile-nav.open{display:block}
.mobile-nav a{display:block;padding:11px 2px;text-decoration:none;font-size:16px;font-weight:500;border-bottom:1px solid var(--line-soft)}
.mobile-nav a.sub-link{padding-left:18px;font-size:14.5px;font-weight:400;color:var(--ink-soft)}
.mobile-nav .mgroup{font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--signal-deep);padding:18px 2px 6px}
.mobile-nav .nav-cta{display:block;text-align:center;margin-top:20px;padding:14px;font-size:15px;border-bottom:none}

@media(max-width:1000px){
  nav.primary{display:none}
  .burger{display:flex}
}

/* ---------- 5. BUTTONS ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;
  font-family:var(--font-body);font-weight:600;font-size:15px;
  padding:14px 27px;border-radius:100px;text-decoration:none;
  transition:.18s;border:1px solid transparent;
}
.btn svg{width:13px;height:13px;flex-shrink:0;transition:transform .18s}
.btn:hover svg{transform:translateX(3px)}
.btn-primary{background:var(--signal);color:#fff}
.btn-primary:hover{background:var(--signal-deep);transform:translateY(-1px);box-shadow:0 6px 18px rgba(10,95,76,.22)}
.btn-ghost{border-color:var(--line);color:var(--ink);background:var(--card)}
.btn-ghost:hover{border-color:var(--ink);transform:translateY(-1px)}
.btn-ink{background:var(--ink);color:var(--paper)}
.btn-ink:hover{background:#061722;transform:translateY(-1px)}
.btn-row{display:flex;gap:13px;flex-wrap:wrap;margin-top:34px}

/* ---------- 6. SECTION RHYTHM ---------- */
.sec{padding:66px 0}
.sec-tight{padding:46px 0}
.sec-rule{border-top:1px solid var(--line)}
.sec-warm{background:var(--paper-warm)}
.sec-ink{background:var(--ink);color:var(--paper)}
.sec-ink .kicker{color:var(--amber)}
.sec-ink h1,.sec-ink h2,.sec-ink h3,.sec-ink h4{color:#fff}
.sec-ink .body-copy,.sec-ink .lede{color:rgba(247,244,238,.72)}
.sec-head{max-width:66ch}

/* ---------- 7. HERO ---------- */
.hero{padding:72px 0 56px;position:relative;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
@media(max-width:940px){.hero-grid{grid-template-columns:1fr;gap:44px}}
.hero .meta{display:flex;flex-wrap:wrap;gap:12px 26px;margin-top:34px;font-family:var(--font-mono);font-size:12px;color:var(--ink-soft)}
.hero .meta b{color:var(--ink);font-weight:500}
.hero-sub{padding:78px 0 44px}
.hero-sub .h-hero{font-size:clamp(32px,4.6vw,52px);max-width:19ch}

/* --- SIGNATURE: the call ledger --- */
.ledger{
  background:var(--ink);border-radius:var(--radius-lg);padding:22px 22px 16px;
  box-shadow:var(--shadow-lg);color:var(--paper);position:relative;overflow:hidden;
}
.ledger-head{display:flex;align-items:center;justify-content:space-between;font-family:var(--font-mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:rgba(247,244,238,.55);padding-bottom:14px;border-bottom:1px solid rgba(247,244,238,.14)}
.ledger-head .live{display:flex;align-items:center;gap:7px;color:var(--signal)}
.ledger-head .live i{width:7px;height:7px;border-radius:50%;background:var(--signal);display:block;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.3;transform:scale(.82)}}
.ledger-rows{padding-top:6px}
.ledger-row{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:13px;padding:11px 0;border-bottom:1px dashed rgba(247,244,238,.13);opacity:0;transform:translateY(6px);animation:rowin .5s forwards}
.ledger-row:last-child{border-bottom:none}
@keyframes rowin{to{opacity:1;transform:none}}
.ledger-row .tick{font-family:var(--font-mono);font-size:10.5px;color:rgba(247,244,238,.42);letter-spacing:.03em}
.ledger-row .what{font-size:13.5px;color:rgba(247,244,238,.9);line-height:1.35}
.ledger-row .what b{display:block;font-family:var(--font-mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:rgba(247,244,238,.45);font-weight:400;margin-top:3px}
.ledger-row .verdict{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.06em;text-transform:uppercase;padding:4px 9px;border-radius:100px;white-space:nowrap}
.v-ok{background:rgba(14,139,111,.2);color:#4ed3ae}
.v-miss{background:rgba(232,161,58,.16);color:var(--amber)}
.ledger-foot{margin-top:14px;padding-top:14px;border-top:1px solid rgba(247,244,238,.14);display:flex;justify-content:space-between;align-items:baseline;font-family:var(--font-mono);font-size:11px;color:rgba(247,244,238,.55)}
.ledger-foot strong{font-family:var(--font-display);font-size:26px;color:#fff;font-weight:600;letter-spacing:-.02em}

/* waveform signature */
.wave-mark{position:absolute;right:-60px;top:64px;opacity:.11;pointer-events:none;z-index:0}
@media(max-width:1100px){.wave-mark{display:none}}
.wave-rule{display:block;width:100%;height:26px;opacity:.3}

/* ---------- 8. STAT STRIP ---------- */
.strip{background:var(--ink);color:var(--paper);padding:38px 0}
.strip-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.strip .cell{padding:8px 18px;border-left:1px solid rgba(247,244,238,.16)}
.strip .cell:first-child{border-left:none}
.strip .num{font-family:var(--font-display);font-size:clamp(29px,4vw,44px);font-weight:600;letter-spacing:-.025em;color:#fff;line-height:1}
.strip .num small{font-size:.5em;color:var(--amber);font-family:var(--font-body);font-weight:600;margin-left:2px}
.strip .lab{font-family:var(--font-mono);font-size:11px;color:rgba(247,244,238,.66);margin-top:9px;line-height:1.42}
@media(max-width:720px){.strip-grid{grid-template-columns:repeat(2,1fr);gap:24px 8px}.strip .cell:nth-child(3){border-left:none}}

/* ---------- 9. CARD GRIDS ---------- */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.grid-mt{margin-top:40px}
.grid-2,.grid-3,.grid-4{align-items:stretch}
@media(max-width:900px){.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}

.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px;transition:.2s;text-decoration:none;display:flex;flex-direction:column;color:inherit;height:100%}
a.card:hover{border-color:var(--signal);transform:translateY(-2px);box-shadow:var(--shadow)}
.card h3{font-size:19px;margin-bottom:9px;letter-spacing:-.015em}
.card p{font-size:14.5px;color:var(--ink-soft)}
.card .card-ico{width:38px;height:38px;border-radius:10px;background:var(--signal-wash);display:flex;align-items:center;justify-content:center;margin-bottom:15px}
.card .card-ico svg{width:19px;height:19px;stroke:var(--signal-deep);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.card ul{margin-top:14px;padding-top:13px;border-top:1px solid var(--line-soft)}
.card ul li{font-size:13.5px;color:var(--ink-soft);padding:4px 0 4px 17px;position:relative}
.card ul li::before{content:"";position:absolute;left:0;top:12px;width:6px;height:6px;border-radius:50%;background:var(--signal);opacity:.55}
.card .more{font-family:var(--font-mono);font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--signal-deep);margin-top:auto;padding-top:17px;display:flex;align-items:center;gap:7px}
.card .more svg{width:11px;height:11px;transition:transform .18s}
a.card:hover .more svg{transform:translateX(3px)}

/* ---------- 10. INDEX GRID (portfolio contents) ---------- */
.index-grid{display:grid;grid-template-columns:repeat(2,1fr);margin-top:40px;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--card)}
.index-item{display:flex;gap:16px;padding:21px 23px;border-bottom:1px solid var(--line);text-decoration:none;color:inherit;transition:.18s;align-items:flex-start}
.index-item:nth-child(odd){border-right:1px solid var(--line)}
.index-item:nth-last-child(-n+2){border-bottom:none}
.index-item:hover{background:var(--paper-warm)}
.index-item .no{font-family:var(--font-mono);font-size:12px;color:var(--signal);padding-top:3px;min-width:26px}
.index-item h3{font-family:var(--font-body);font-weight:600;font-size:16px;letter-spacing:-.01em}
.index-item p{font-size:13.5px;color:var(--ink-soft);margin-top:3px}
@media(max-width:680px){
  .index-grid{grid-template-columns:1fr}
  .index-item:nth-child(odd){border-right:none}
  .index-item:nth-last-child(2){border-bottom:1px solid var(--line)}
}

/* ---------- 11. CASE STUDY BLOCKS ---------- */
.case{padding:54px 0;border-top:1px solid var(--line)}
.case-head{display:flex;align-items:flex-start;gap:20px;margin-bottom:8px}
.case-num{font-family:var(--font-display);font-style:italic;font-size:clamp(42px,6vw,70px);font-weight:500;color:var(--paper-warm);line-height:.82;-webkit-text-stroke:1px var(--line);letter-spacing:-.03em}
.case-tagblock{padding-top:6px}
.sector-tag{display:inline-block;font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--signal-deep);background:var(--signal-wash);padding:5px 11px;border-radius:100px;margin-bottom:12px}
.case h3{font-size:clamp(23px,3vw,32px);line-height:1.1;max-width:25ch}
.case-body{display:grid;grid-template-columns:1.25fr .95fr;gap:44px;margin-top:32px;align-items:start}
@media(max-width:860px){.case-body{grid-template-columns:1fr;gap:30px}}

.block{margin-bottom:26px}
.block:last-child{margin-bottom:0}
.block .lbl{font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-soft);margin-bottom:9px;display:flex;align-items:center;gap:9px}
.block .lbl::before{content:"";width:16px;height:1.5px;background:var(--signal);flex-shrink:0}
.block p{font-size:15.5px;color:var(--ink-soft)}
.block p strong{color:var(--ink);font-weight:600}

.flow{counter-reset:step}
.flow li{position:relative;padding:0 0 14px 30px;font-size:15px;color:var(--ink-soft)}
.flow li::before{counter-increment:step;content:counter(step);position:absolute;left:0;top:1px;width:20px;height:20px;border-radius:50%;background:var(--ink);color:#fff;font-family:var(--font-mono);font-size:11px;display:flex;align-items:center;justify-content:center}
.flow li::after{content:"";position:absolute;left:9.5px;top:23px;bottom:2px;width:1px;background:var(--line)}
.flow li:last-child{padding-bottom:0}
.flow li:last-child::after{display:none}
.flow li b{color:var(--ink);font-weight:600}

.results{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);padding:25px 25px 21px;box-shadow:var(--shadow);position:sticky;top:calc(var(--header-h) + 22px)}
@media(max-width:860px){.results{position:static}}
.results .rhead{font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--signal-deep);margin-bottom:18px;display:flex;align-items:center;justify-content:space-between;gap:10px}
.results .rhead .live{display:flex;align-items:center;gap:6px;color:var(--ink-soft)}
.results .rhead .live i{width:7px;height:7px;border-radius:50%;background:var(--signal);display:inline-block;animation:pulse 2s infinite}
.metric{padding:14px 0;border-bottom:1px dashed var(--line)}
.metric:last-of-type{border-bottom:none}
.metric .mnum{font-family:var(--font-display);font-weight:600;font-size:33px;letter-spacing:-.025em;color:var(--ink);line-height:1.02}
.metric .mnum.delta{font-size:24px;letter-spacing:-.01em}
.metric .mnum.delta em{font-style:normal;color:var(--signal);padding:0 4px}
.metric .mnum small{font-size:.44em;color:var(--signal);margin-left:2px;font-family:var(--font-body);font-weight:600}
.metric .mlab{font-size:13px;color:var(--ink-soft);margin-top:6px;line-height:1.45}
.stack-note{font-family:var(--font-mono);font-size:11px;color:var(--ink-soft);margin-top:17px;padding-top:15px;border-top:1px solid var(--line);line-height:1.55}
.stack-note b{color:var(--ink)}

/* ---------- 12. PHASES ---------- */
.build-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:42px}
@media(max-width:760px){.build-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:440px){.build-grid{grid-template-columns:1fr}}
.phase{border-top:2px solid rgba(232,161,58,.5);padding-top:16px}
.phase .pno{font-family:var(--font-mono);font-size:12px;color:var(--amber);margin-bottom:10px}
.phase h3{font-size:18px;margin-bottom:8px}
.phase p{font-size:13.5px;color:rgba(247,244,238,.66);line-height:1.5}

/* ---------- 13. BEFORE / AFTER ---------- */
.ba{display:grid;grid-template-columns:1fr 1fr;gap:0;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--card);margin-top:24px}
@media(max-width:620px){.ba{grid-template-columns:1fr}}
.ba > div{padding:22px 24px}
.ba .before{background:var(--paper-warm);border-right:1px solid var(--line)}
@media(max-width:620px){.ba .before{border-right:none;border-bottom:1px solid var(--line)}}
.ba h4{font-family:var(--font-mono);font-weight:500;font-size:11px;letter-spacing:.12em;text-transform:uppercase;margin-bottom:14px}
.ba .before h4{color:var(--ink-faint)}
.ba .after h4{color:var(--signal-deep)}
.ba li{font-size:14.5px;color:var(--ink-soft);padding:6px 0 6px 21px;position:relative}
.ba .before li::before{content:"";position:absolute;left:2px;top:14px;width:9px;height:1.5px;background:var(--ink-faint)}
.ba .after li::before{content:"";position:absolute;left:0;top:9px;width:12px;height:12px;border-radius:50%;border:1.5px solid var(--signal);background:var(--signal-wash)}

/* ---------- 14. FAQ ---------- */
.faq{margin-top:36px;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;padding:19px 44px 19px 0;position:relative;font-weight:600;font-size:16.5px;letter-spacing:-.01em}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:8px;top:26px;width:11px;height:11px;border-right:1.8px solid var(--signal);border-bottom:1.8px solid var(--signal);transform:rotate(45deg);transition:transform .22s}
.faq details[open] summary::after{transform:rotate(-135deg);top:29px}
.faq .ans{padding:0 40px 21px 0;color:var(--ink-soft);font-size:15.5px;max-width:74ch}
.faq .ans a{color:var(--signal-deep);text-decoration:underline;text-underline-offset:3px}

/* ---------- 15. BREADCRUMBS ---------- */
.crumbs{font-family:var(--font-mono);font-size:11.5px;color:var(--ink-faint);padding:18px 0 0;letter-spacing:.03em}
.crumbs ol{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.crumbs a{color:var(--ink-soft);text-decoration:none}
.crumbs a:hover{color:var(--signal-deep);text-decoration:underline;text-underline-offset:3px}
.crumbs li:not(:last-child)::after{content:"/";margin-left:8px;color:var(--line)}
.crumbs li[aria-current]{color:var(--ink)}

/* ---------- 16. CONTACT / FORM ---------- */
.contact-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:48px;align-items:start;margin-top:40px}
@media(max-width:880px){.contact-grid{grid-template-columns:1fr;gap:36px}}
.nap{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px;box-shadow:var(--shadow-sm)}
.nap dl > div{padding:15px 0;border-bottom:1px dashed var(--line)}
.nap dl > div:last-child{border-bottom:none;padding-bottom:0}
.nap dl > div:first-child{padding-top:0}
.nap dt{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--signal-deep);margin-bottom:7px}
.nap dd{font-size:15px;color:var(--ink-soft);line-height:1.55}
.nap dd a{color:var(--ink);text-decoration:none;border-bottom:1px solid var(--line)}
.nap dd a:hover{color:var(--signal-deep);border-color:var(--signal)}
.nap dd strong{color:var(--ink);font-weight:600}

.form-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow)}
.field{margin-bottom:17px}
.field label{display:block;font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-soft);margin-bottom:7px}
.field label .req{color:var(--signal)}
.field input,.field select,.field textarea{
  width:100%;font-family:var(--font-body);font-size:15px;color:var(--ink);
  background:var(--paper);border:1px solid var(--line);border-radius:10px;
  padding:12px 14px;transition:.16s;
}
.field textarea{min-height:110px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--signal);background:#fff;outline:none;box-shadow:0 0 0 3px var(--signal-wash)}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:520px){.field-row{grid-template-columns:1fr}}
.form-note{font-family:var(--font-mono);font-size:11px;color:var(--ink-faint);margin-top:14px;line-height:1.55}
.form-card .btn{width:100%;justify-content:center;margin-top:6px}
.form-status{margin-top:14px;font-size:14px;padding:12px 14px;border-radius:10px;display:none}
.form-status.show{display:block}
.form-status.ok{background:var(--signal-wash);color:var(--signal-deep)}
.form-status.err{background:rgba(232,161,58,.14);color:#8a5a08}

/* ---------- 17. PROOF / LOGOS ---------- */
.proof-row{display:flex;flex-wrap:wrap;align-items:center;gap:14px 30px;margin-top:30px;padding-top:26px;border-top:1px solid var(--line)}
.proof-row span{font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-faint)}
.proof-row li{font-family:var(--font-body);font-weight:600;font-size:15px;color:var(--ink-soft);letter-spacing:-.01em}
.proof-row ul{display:flex;flex-wrap:wrap;gap:12px 26px}

.pill-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:26px}
.pill{font-family:var(--font-mono);font-size:11.5px;letter-spacing:.04em;color:var(--ink-soft);border:1px solid var(--line);background:var(--card);padding:7px 13px;border-radius:100px}

/* ---------- 18. FINAL CTA ---------- */
.final{padding:78px 0;text-align:center}
.final h2{font-size:clamp(29px,4.4vw,50px);line-height:1.05;max-width:19ch;margin:0 auto}
.final h2 em{font-style:italic;color:var(--signal-deep)}
.final p{color:var(--ink-soft);max-width:54ch;margin:21px auto 0;font-size:17px}
.final .btn-row{justify-content:center}

/* ---------- 19. DISCLAIMER + FOOTER ---------- */
.disclaimer{max-width:var(--wrap);margin:0 auto;padding:20px var(--gut) 0;font-family:var(--font-mono);font-size:10.5px;color:#9a9184;line-height:1.6}
footer.site{border-top:1px solid var(--line);margin-top:40px;padding:44px 0 30px;background:var(--paper-warm)}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px}
@media(max-width:860px){.foot-grid{grid-template-columns:1fr 1fr;gap:32px}}
@media(max-width:520px){.foot-grid{grid-template-columns:1fr}}
.foot-grid h2{font-family:var(--font-mono);font-weight:500;font-size:11px;letter-spacing:.13em;text-transform:uppercase;color:var(--signal-deep);margin-bottom:14px}
.foot-grid li{padding:5px 0}
.foot-grid a{font-size:14px;color:var(--ink-soft);text-decoration:none}
.foot-grid a:hover{color:var(--signal-deep);text-decoration:underline;text-underline-offset:3px}
.foot-about p{font-size:14px;color:var(--ink-soft);margin-top:13px;max-width:34ch}
.foot-about address{font-style:normal;font-family:var(--font-mono);font-size:11.5px;color:var(--ink-faint);line-height:1.7;margin-top:15px}
.foot-social{display:flex;gap:9px;margin-top:16px}
.foot-social a{width:34px;height:34px;border:1px solid var(--line);border-radius:9px;display:flex;align-items:center;justify-content:center;background:var(--card)}
.foot-social a:hover{border-color:var(--signal);background:var(--signal-wash)}
.foot-social svg{width:15px;height:15px;fill:var(--ink-soft)}
.foot-social a:hover svg{fill:var(--signal-deep)}
.foot-bar{border-top:1px solid var(--line);margin-top:34px;padding-top:20px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px;font-family:var(--font-mono);font-size:11.5px;color:var(--ink-faint)}
.foot-bar ul{display:flex;flex-wrap:wrap;gap:16px}
.foot-bar a{color:var(--ink-soft);text-decoration:none}
.foot-bar a:hover{color:var(--signal-deep)}

/* ---------- 20. 404 ---------- */
.nf{padding:96px 0 78px;text-align:center}
.nf .code{font-family:var(--font-display);font-style:italic;font-size:clamp(78px,14vw,150px);line-height:.86;color:var(--paper-warm);-webkit-text-stroke:1.5px var(--line);letter-spacing:-.04em}
.nf h1{margin-top:14px;font-size:clamp(26px,4vw,40px)}
.nf p{color:var(--ink-soft);max-width:48ch;margin:18px auto 0}

/* ---------- 21. UTILITIES ---------- */
.mt-0{margin-top:0}
.reveal{opacity:0;transform:translateY(14px);transition:opacity .55s ease,transform .55s ease}
.reveal.in{opacity:1;transform:none}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
  .reveal{opacity:1;transform:none}
}

@media print{
  header.top,.announce,footer.site,.btn-row,.burger,.mobile-nav{display:none !important}
  body{background:#fff}
  .sec-ink{background:#fff;color:#000}
}

/* ---------- 22. INTERACTIVE DEMOS ---------- */
.demo-shell{margin-top:38px;border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--card);overflow:hidden;box-shadow:var(--shadow)}
.demo-tabs{display:flex;border-bottom:1px solid var(--line);background:var(--paper-warm);overflow-x:auto;scrollbar-width:none}
.demo-tabs::-webkit-scrollbar{display:none}
.demo-tabs button{flex:1 0 auto;padding:15px 20px;font-family:var(--font-mono);font-size:11.5px;letter-spacing:.09em;text-transform:uppercase;color:var(--ink-soft);border-bottom:2px solid transparent;white-space:nowrap;transition:.16s}
.demo-tabs button:hover{color:var(--ink);background:rgba(255,255,255,.5)}
.demo-tabs button[aria-selected="true"]{color:var(--signal-deep);background:var(--card);border-bottom-color:var(--signal)}
.demo-panel{padding:26px;display:none}
.demo-panel.active{display:block}
.demo-split{display:grid;grid-template-columns:1.1fr .9fr;gap:30px;align-items:start}
@media(max-width:820px){.demo-split{grid-template-columns:1fr;gap:24px}.demo-panel{padding:20px}}
.demo-aside h3{font-size:19px;margin-bottom:10px}
.demo-aside p{font-size:14.5px;color:var(--ink-soft)}
.demo-aside ul{margin-top:16px}
.demo-aside ul li{font-size:14px;color:var(--ink-soft);padding:7px 0 7px 20px;position:relative;line-height:1.5}
.demo-aside ul li::before{content:"";position:absolute;left:0;top:15px;width:8px;height:8px;border-radius:50%;border:1.5px solid var(--signal);background:var(--signal-wash)}
.demo-aside ul li b{color:var(--ink);font-weight:600;display:block}
.demo-note{font-family:var(--font-mono);font-size:10.5px;color:var(--ink-faint);line-height:1.6;margin-top:18px;padding-top:15px;border-top:1px solid var(--line-soft)}

/* device frame */
.stage{background:var(--ink);border-radius:var(--radius);overflow:hidden;color:var(--paper)}
.stage-bar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 16px;border-bottom:1px solid rgba(247,244,238,.14);font-family:var(--font-mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:rgba(247,244,238,.55)}
.stage-bar .st{display:flex;align-items:center;gap:7px}
.stage-bar .st i{width:7px;height:7px;border-radius:50%;background:var(--ink-faint);display:block}
.stage-bar .st.on i{background:var(--signal);animation:pulse 1.6s infinite}
.stage-bar .timer{font-variant-numeric:tabular-nums;color:rgba(247,244,238,.75)}
.stage-body{padding:16px;min-height:290px;max-height:340px;overflow-y:auto;scroll-behavior:smooth}
.stage-foot{padding:13px 16px;border-top:1px solid rgba(247,244,238,.14);display:flex;gap:9px;flex-wrap:wrap;align-items:center}

/* transcript bubbles */
.turn{display:flex;gap:10px;margin-bottom:13px;animation:rowin .34s both}
.turn .who{flex-shrink:0;width:26px;height:26px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-family:var(--font-mono);font-size:9.5px;letter-spacing:.02em}
.turn.ai .who{background:var(--signal);color:#fff}
.turn.you .who{background:rgba(247,244,238,.15);color:rgba(247,244,238,.8)}
.turn .txt{font-size:14px;line-height:1.5;color:rgba(247,244,238,.92);padding-top:3px}
.turn .txt em{display:block;font-family:var(--font-mono);font-size:9.5px;letter-spacing:.08em;text-transform:uppercase;color:rgba(247,244,238,.4);font-style:normal;margin-top:5px}
.turn.sys{justify-content:center}
.turn.sys .txt{font-family:var(--font-mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--amber);text-align:center;padding:5px 0}
.typing{display:inline-flex;gap:4px;padding-top:8px}
.typing i{width:5px;height:5px;border-radius:50%;background:rgba(247,244,238,.5);animation:blip 1.1s infinite}
.typing i:nth-child(2){animation-delay:.16s}
.typing i:nth-child(3){animation-delay:.32s}
@keyframes blip{0%,60%,100%{opacity:.28;transform:translateY(0)}30%{opacity:1;transform:translateY(-3px)}}

/* live waveform */
.vu{display:flex;align-items:center;gap:2.5px;height:26px}
.vu span{width:2.5px;background:var(--signal);border-radius:2px;height:3px;transition:height .1s linear}

/* chips */
.chip{font-family:var(--font-body);font-weight:500;font-size:13px;padding:8px 14px;border-radius:100px;border:1px solid rgba(247,244,238,.24);color:rgba(247,244,238,.9);transition:.16s}
.chip:hover:not(:disabled){background:var(--signal);border-color:var(--signal);color:#fff}
.chip:disabled{opacity:.35;cursor:not-allowed}
.chip-go{background:var(--signal);border-color:var(--signal);color:#fff;font-weight:600}
.chip-go:hover:not(:disabled){background:#12a483;border-color:#12a483}
.chip-mic{display:inline-flex;align-items:center;gap:7px}
.chip-mic svg{width:13px;height:13px;fill:currentColor}
.chip-mic.rec{background:var(--amber);border-color:var(--amber);color:var(--ink)}

.demo-input{display:flex;gap:9px;width:100%}
.demo-input input{flex:1;font-family:var(--font-body);font-size:14px;background:rgba(247,244,238,.09);border:1px solid rgba(247,244,238,.2);border-radius:100px;padding:10px 16px;color:var(--paper)}
.demo-input input::placeholder{color:rgba(247,244,238,.42)}
.demo-input input:focus{outline:none;border-color:var(--signal);background:rgba(247,244,238,.13)}

/* scenario picker */
.picker{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:14px}
.picker button{font-family:var(--font-mono);font-size:11px;letter-spacing:.05em;padding:7px 13px;border-radius:100px;border:1px solid var(--line);color:var(--ink-soft);background:var(--card);transition:.16s}
.picker button:hover{border-color:var(--signal);color:var(--signal-deep)}
.picker button[aria-pressed="true"]{background:var(--ink);border-color:var(--ink);color:var(--paper)}

/* workflow pipeline */
.pipe{display:flex;flex-direction:column;gap:0}
.node{display:grid;grid-template-columns:32px 1fr auto;gap:13px;align-items:center;padding:13px 0;position:relative;opacity:.4;transition:opacity .3s}
.node.done,.node.run{opacity:1}
.node:not(:last-child)::after{content:"";position:absolute;left:15.5px;top:44px;height:calc(100% - 30px);width:1px;background:rgba(247,244,238,.2)}
.node .dot{width:32px;height:32px;border-radius:9px;background:rgba(247,244,238,.09);display:flex;align-items:center;justify-content:center;font-family:var(--font-mono);font-size:11px;color:rgba(247,244,238,.6);z-index:1;transition:.25s}
.node.run .dot{background:var(--amber);color:var(--ink)}
.node.done .dot{background:var(--signal);color:#fff}
.node .nm{font-size:14px;color:rgba(247,244,238,.92);font-weight:500}
.node .nm small{display:block;font-family:var(--font-mono);font-size:10px;letter-spacing:.05em;color:rgba(247,244,238,.45);margin-top:3px;font-weight:400}
.node .ms{font-family:var(--font-mono);font-size:10.5px;color:var(--signal);font-variant-numeric:tabular-nums;opacity:0;transition:opacity .25s}
.node.done .ms{opacity:1}
.node.run .ms{opacity:1;color:var(--amber)}

/* record output */
.record{background:rgba(247,244,238,.06);border:1px solid rgba(247,244,238,.15);border-radius:11px;padding:15px;margin-top:6px}
.record dl{display:grid;grid-template-columns:auto 1fr;gap:8px 15px;font-size:13px}
.record dt{font-family:var(--font-mono);font-size:10px;letter-spacing:.09em;text-transform:uppercase;color:rgba(247,244,238,.45);padding-top:2px}
.record dd{color:rgba(247,244,238,.95);word-break:break-word}
.record dd.miss{color:rgba(247,244,238,.35);font-style:italic}
.record .verdict{margin-top:14px;padding-top:13px;border-top:1px solid rgba(247,244,238,.15);font-family:var(--font-mono);font-size:11px;letter-spacing:.05em;color:var(--signal);line-height:1.6}
.record .verdict b{color:var(--amber)}

.demo-ta{width:100%;font-family:var(--font-body);font-size:14px;line-height:1.6;background:rgba(247,244,238,.07);border:1px solid rgba(247,244,238,.2);border-radius:11px;padding:14px;color:var(--paper);min-height:132px;resize:vertical}
.demo-ta:focus{outline:none;border-color:var(--signal)}

/* narrow screens: wrap the demo tabs into a 2x2 grid instead of hiding two
   of them behind a horizontal scroll with no affordance */
@media(max-width:560px){
  .demo-tabs{flex-wrap:wrap;overflow-x:visible}
  .demo-tabs button{flex:1 0 50%;padding:13px 8px;font-size:10.5px;letter-spacing:.06em}
  .demo-tabs button:nth-child(odd){border-right:1px solid var(--line)}
}