/* cyrillic-ext */

/* cyrillic */

/* vietnamese */

/* latin-ext */

/* latin */

/* cyrillic-ext */

/* cyrillic */

/* vietnamese */

/* latin-ext */

/* latin */

/* cyrillic-ext */

/* cyrillic */

/* greek */

/* vietnamese */

/* latin-ext */

/* latin */

/* cyrillic-ext */

/* cyrillic */

/* greek */

/* vietnamese */

/* latin-ext */

/* latin */

/* cyrillic-ext */

/* cyrillic */

/* greek */

/* vietnamese */

/* latin-ext */

/* latin */

/* cyrillic-ext */

/* cyrillic */

/* vietnamese */

/* latin-ext */

/* latin */

/* cyrillic-ext */

/* cyrillic */

/* vietnamese */

/* latin-ext */

/* latin */

/* cyrillic-ext */

/* cyrillic */

/* vietnamese */

/* latin-ext */

/* latin */

/* cyrillic-ext */

/* cyrillic */

/* vietnamese */

/* latin-ext */

/* latin */



:root{
  --paper:#F5F2EC; --paper-2:#EFEBE2; --card:#FBF9F4; --panel:#F7F5EF;
  --ink:#1A1815; --ink-2:#3C382F; --muted:#6E6656; --faint:#9A9384;
  --line:#DAD4C7; --line-2:#C7C0B0;
  --accent:#436444; --accent-2:#5A8555; --accent-deep:#2F4A31; --accent-soft:#E7EDE3;
  --font-serif:'Spectral',Georgia,serif;
  --font-body:'IBM Plex Sans',system-ui,-apple-system,sans-serif;
  --font-mono:'IBM Plex Mono',ui-monospace,monospace;
  --container:1200px;
}
*{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(--paper);-webkit-font-smoothing:antialiased;line-height:1.55;}
img,svg{max-width:100%;}
a{color:var(--accent);text-decoration:none;}
a:hover{color:var(--accent-deep);}
h1,h2,h3,h4{font-family:var(--font-serif);font-weight:500;letter-spacing:-.02em;color:var(--ink);margin:0;text-wrap:pretty;}
.wrap{max-width:var(--container);margin:0 auto;padding:0 46px;}
.rule{height:1px;background:var(--line);border:0;}
.kicker{font-family:var(--font-mono);font-size:12.5px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);display:inline-flex;align-items:center;gap:12px;}
.serif{font-family:var(--font-serif);}
.mono{font-family:var(--font-mono);}

/* buttons */
.btn{font-family:var(--font-body);font-weight:600;font-size:14px;border-radius:10px;padding:12px 22px;cursor:pointer;border:1px solid transparent;transition:.2s cubic-bezier(.22,.61,.36,1);display:inline-flex;align-items:center;gap:8px;}
.btn-primary{background:var(--accent-deep);color:#fff;box-shadow:0 3px 14px rgba(47,74,49,.2);}
.btn-primary:hover{background:#26401f;}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line);}
.btn-ghost:hover{border-color:var(--muted);}

/* header */
.pf-head{position:sticky;top:0;z-index:30;background:rgba(245,242,236,.9);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);}
.pf-head .wrap{height:70px;display:flex;align-items:center;justify-content:space-between;}
.brand{display:flex;align-items:center;gap:11px;}
.brand .mk{width:28px;height:28px;border-radius:7px;background:var(--accent-deep);display:flex;align-items:center;justify-content:center;}
.brand .mk svg{width:16px;height:16px;stroke:#dfeada;stroke-width:1.8;fill:none;}
.brand .wm{font-family:var(--font-serif);font-weight:600;font-size:20px;color:var(--ink);}
.pf-nav{display:flex;align-items:center;gap:26px;}
.pf-nav a{font-family:var(--font-mono);font-size:12.5px;letter-spacing:.04em;color:var(--ink-2);}
.pf-nav a:hover{color:var(--ink);}
.pf-nav a.on{color:var(--accent);}

/* hero + architecture */
.hero{padding:56px 0 20px;}
.hero h1{font-size:52px;line-height:1.03;max-width:840px;margin:18px 0 18px;}
.hero .lede{font-size:18px;line-height:1.6;color:var(--ink-2);max-width:680px;margin:0 0 26px;}
.hero-copy{display:block;margin-bottom:28px;}
.hero-copy .lede{max-width:none;}
@media(max-width:760px){.hero-copy{grid-template-columns:1fr;gap:18px;} .hero .serif[style*=nowrap]{white-space:normal!important;font-size:20px!important;}}
.hero-ctas{display:flex;gap:12px;flex-wrap:wrap;}

.arch{padding:26px 0 66px;}
.arch-frame{border:1px solid var(--line);border-radius:22px;background:radial-gradient(120% 120% at 50% 30%,#FBFAF6 0%,var(--card) 70%);padding:34px 36px 40px;}
.arch-cap{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:26px;gap:16px;flex-wrap:wrap;}
.arch-cap .t{font-family:var(--font-serif);font-size:21px;color:var(--ink);}
.arch-cap .n{font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;color:var(--faint);}

.arch-flow{display:grid;grid-template-columns:auto 26px auto 26px 1fr;align-items:center;gap:0;}
.col-h{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--faint);margin-bottom:12px;text-align:center;}
.arr{display:flex;align-items:center;justify-content:center;color:var(--line-2);font-size:20px;}

.stack{display:flex;flex-direction:column;gap:10px;}
.node{border:1px solid var(--line);background:#fff;border-radius:12px;padding:12px 16px;font-family:var(--font-mono);font-size:12.5px;color:var(--ink-2);text-align:center;white-space:nowrap;}
.node.in{min-width:150px;}
.node.fd{min-width:186px;display:flex;align-items:center;gap:10px;text-align:left;white-space:normal;}
.node.fd .i{width:24px;height:24px;border-radius:6px;background:var(--accent-soft);color:var(--accent);display:flex;align-items:center;justify-content:center;flex:none;}
.node.fd .i svg{width:14px;height:14px;stroke:currentColor;stroke-width:1.8;fill:none;}
.node.fd b{display:block;font-family:var(--font-body);font-weight:600;font-size:13px;color:var(--ink);}
.node.fd span{font-size:10.5px;color:var(--muted);}

/* connective core */
.core{display:flex;flex-direction:column;align-items:center;gap:12px;}
.core-row{display:flex;gap:10px;justify-content:center;width:100%;}
.core-chip{flex:1;max-width:180px;border:1px solid var(--line-2);background:var(--panel);border-radius:10px;padding:9px 6px;font-family:var(--font-mono);font-size:11.5px;color:var(--ink-2);text-align:center;}
.vt{color:var(--accent-2);font-size:15px;line-height:1;}
.kg,.dbchip{position:relative;width:100%;max-width:460px;border-radius:18px;padding:26px 30px;text-align:center;color:#fff;
  background:#17140F;
  box-shadow:0 14px 40px rgba(23,20,15,.3),inset 0 0 0 1px rgba(255,255,255,.06);}
.dbchip{background:var(--accent-deep);box-shadow:0 14px 40px rgba(47,74,49,.3),inset 0 0 0 1px rgba(255,255,255,.06);}
.kg::before,.dbchip::before{content:"";position:absolute;inset:-14px;border-radius:26px;background:radial-gradient(closest-side,rgba(90,133,85,.28),transparent 72%);z-index:-1;}
.kg .kk,.dbchip .kk{font-family:var(--font-mono);font-size:10px;letter-spacing:.22em;color:#a9c4a3;}
.kg .kn,.dbchip .kn{font-family:var(--font-serif);font-weight:600;font-size:26px;letter-spacing:-.01em;margin-top:4px;}
.kg .ks,.dbchip .ks{font-size:12px;color:#cdd8c9;margin-top:6px;}
.bidi{display:inline-flex;align-items:center;gap:9px;font-family:var(--font-mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);}
.bidi .a{font-size:17px;line-height:1;}
.blocks{display:flex;align-items:stretch;gap:14px;}
.block{flex:1;border:1px solid var(--line);background:rgba(255,255,255,.5);border-radius:16px;padding:16px 16px 18px;}
.block-h{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-bottom:14px;text-align:center;}
.blocks .bidi{flex-direction:column;align-self:center;}

/* dark bands */
.band{padding:76px 0;}
.band-dark{background:#17140F;color:#F3EEE4;}
.band-green{background:#0F1C16;color:#F1F0E6;}
.band .kicker{color:#9DBE96;}
.two{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:56px;align-items:center;}
.band h2{font-size:32px;line-height:1.1;margin:16px 0 16px;letter-spacing:-.01em;}
.band-dark h2,.band-green h2{color:#fff;}
.band .body{font-size:16.5px;line-height:1.62;margin:0 0 22px;}
.band-dark .body{color:#D8D2C4;} .band-green .body{color:#CDD4C6;}
.pts{display:flex;flex-direction:column;gap:14px;}
.pt{display:flex;gap:12px;align-items:flex-start;}
.pt .d{width:8px;height:8px;border-radius:50%;background:#9DBE96;margin-top:7px;flex:none;}
.pt b{font-weight:600;color:#fff;font-size:15px;}
.pt p{margin:3px 0 0;font-size:13.5px;line-height:1.5;}
.band-dark .pt p{color:#B6AF9F;} .band-green .pt p{color:#AFC0A6;}

/* KG art */
.kg-art{border-radius:20px;padding:30px;min-height:340px;position:relative;overflow:hidden;
  background:#211C15;border:1px solid #342f25;}
.band-green .kg-art{background:#132720;border:1px solid #24382e;}
.kg-art .halo{position:absolute;inset:0;background:radial-gradient(closest-side at 50% 46%,rgba(140,177,131,.16),transparent 70%);}
.kg-art svg{position:relative;width:100%;height:100%;display:block;}

/* database mini diagram */
.db-mini{border:1px solid #24382e;background:#132720;border-radius:20px;padding:26px;display:grid;grid-template-columns:1fr auto 1fr;gap:14px;align-items:center;min-height:340px;}
.db-mini .lane{display:flex;flex-direction:column;gap:8px;}
.db-mini .cell{border:1px solid #2c4436;background:#183025;border-radius:9px;padding:9px 11px;font-family:var(--font-mono);font-size:11px;color:#C6D6BE;text-align:center;}
.db-mini .hub{width:104px;height:104px;border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;
  background:radial-gradient(120% 120% at 50% 30%,#3c5c3d,#1f3327);border:1px solid #4a6b4c;color:#fff;}
.db-mini .hub b{font-family:var(--font-serif);font-size:15px;} .db-mini .hub span{font-family:var(--font-mono);font-size:8.5px;letter-spacing:.14em;color:#a9c4a3;margin-top:2px;}
.db-mini .arrq{color:#5a8555;text-align:center;font-size:16px;}
.metrics{display:flex;gap:26px;margin-top:6px;flex-wrap:nowrap;}
.metric .v{font-family:var(--font-serif);font-weight:600;font-size:30px;color:#fff;letter-spacing:-.02em;line-height:1;}
.metric .l{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.06em;color:#AFC0A6;margin-top:7px;white-space:nowrap;}

/* CTA */
.cta{padding:70px 0;}
.cta-box{border-radius:22px;background:var(--accent-deep);color:#fff;padding:56px;text-align:center;}
.cta-box .kicker{color:#a9c4a3;justify-content:center;}
.cta-box h2{color:#fff;font-size:34px;line-height:1.1;margin:16px auto 14px;max-width:600px;}
.cta-box p{font-size:16px;color:#cdd8c9;max-width:560px;margin:0 auto 28px;line-height:1.6;}
.cta-box .btns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;}
.cta-box .btn-primary{background:#fff;color:var(--accent-deep);}
.cta-box .btn-primary:hover{background:#eef2ec;}
.cta-box .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.4);}
.cta-box .btn-ghost:hover{border-color:#fff;}

footer{background:#17140F;color:#C9C3B5;padding:40px 0;}
footer .wrap{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;font-family:var(--font-mono);font-size:12px;}
footer a{color:#9DBE96;}

@media(max-width:900px){
  .hero h1{font-size:38px;}
  .arch-flow{grid-template-columns:1fr;gap:18px;}
  .arch-flow .arr{transform:rotate(90deg);}
  .two{grid-template-columns:1fr;gap:32px;}
}

/* FV3: recolor the Food Vector Database section to the standard cream palette */
.band-green{background:#F5F2EC;color:#1A1815;}
.band-green h2{color:#1A1815;}
.band-green .kicker{color:#436444;}
.band-green .body{color:#3C382F;}
.band-green .metric .v{color:#1A1815;}
.band-green .metric .l{color:#6E6656;white-space:normal;}
.band-green .db-mini{background:#FBF9F4;border-color:#DAD4C7;}
.band-green .db-mini .cell{background:#F5F2EC;border-color:#DAD4C7;color:#3C382F;}
.band-green .db-mini .hub b{color:#fff;}
.band-green .db-mini .hub span{color:#cfe0cb;}
.band-green .db-mini .arrq{color:#436444;}
/* FV2: database feature cards */
.db-cards{display:grid;grid-template-columns:1fr;gap:10px;margin-top:22px;}
.db-card{border:1px solid var(--line,#DAD4C7);background:#FBF9F4;border-radius:12px;padding:14px 16px;}
.db-card b{display:block;font-family:var(--font-body);font-size:14.5px;color:#1A1815;margin-bottom:4px;}
.db-card p{margin:0;font-size:13.5px;line-height:1.5;color:#3C382F;}