/* Pak-Bot — fresh produce AI. Shared stylesheet for pak-bot.com */
:root{
  --cool:#F2F6F3;      /* cool-room white: page background */
  --paper:#FFFFFF;
  --leaf:#17402C;      /* deep leaf: text, footer */
  --leaf-2:#2C5A42;
  --peel:#E8600F;      /* Producepak orange: actions, bubble borders */
  --peel-ink:#B54405;  /* orange dark enough for text on white */
  --sprout:#6DBE45;    /* Pak-Bot green */
  --bubble:#3E3E3E;    /* brochure speech-bubble charcoal */
  --line:#D3DFD8;
  --muted:#4F6659;
  --radius-s:6px; --radius-l:18px;
  --wrap:1180px;
  --font:"Archivo",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--cool);color:var(--leaf);font-family:var(--font);font-size:1.0625rem;line-height:1.6;font-variation-settings:"wdth" 100}
img{max-width:100%;height:auto;display:block}
a{color:var(--peel-ink);text-underline-offset:.18em}
a:hover{color:var(--leaf)}
:focus-visible{outline:3px solid var(--peel);outline-offset:3px;border-radius:3px}
.skip{position:absolute;left:-999px;top:0;background:var(--leaf);color:#fff;padding:.6rem 1rem;z-index:10}
.skip:focus{left:1rem}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 1.25rem}

/* Type: one family, width does the work */
h1,h2,h3{font-variation-settings:"wdth" 72;font-weight:800;line-height:1.02;letter-spacing:-.01em;margin:0 0 .5em;color:var(--leaf)}
h1{font-size:clamp(2.6rem,6.2vw,4.9rem)}
h2{font-size:clamp(2rem,3.8vw,3.1rem)}
h3{font-size:1.45rem;line-height:1.12;font-variation-settings:"wdth" 82;font-weight:750}
p{margin:0 0 1em;max-width:66ch}
.lede{font-size:1.25rem;line-height:1.5;color:var(--leaf-2);max-width:56ch}
.small{font-size:.9rem;color:var(--muted)}

/* Header */
.site-head{background:var(--paper);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.site-head .wrap{display:flex;align-items:center;gap:1.5rem;min-height:68px}
.brand{white-space:nowrap;display:flex;align-items:center;gap:.6rem;text-decoration:none;color:var(--leaf);font-weight:800;font-size:1.35rem;font-variation-settings:"wdth" 75;margin-right:auto}
.brand img{width:38px;height:38px;border-radius:50%;background:var(--cool)}
.brand span b{color:var(--peel)}
.nav{display:flex;gap:1.1rem;list-style:none;margin:0;padding:0}
.nav a{text-decoration:none;color:var(--leaf);font-size:.95rem;font-weight:550;padding:.4rem 0;border-bottom:2px solid transparent}
.nav a:hover,.nav a[aria-current="page"]{border-bottom-color:var(--peel)}
.menu-btn{display:none;background:none;border:2px solid var(--leaf);border-radius:var(--radius-s);padding:.35rem .7rem;font:inherit;font-weight:700;color:var(--leaf)}
@media (max-width:1020px){
  .menu-btn{display:block}
  .nav{display:none;position:absolute;left:0;right:0;top:68px;background:var(--paper);flex-direction:column;gap:0;padding:.5rem 1.25rem 1rem;border-bottom:1px solid var(--line)}
  .nav.open{display:flex}
  .nav a{display:block;padding:.75rem 0;border-bottom:1px solid var(--line)}
  .site-head .head-cta{display:none}
}

/* Buttons */
.btn{display:inline-block;font:inherit;font-weight:700;text-decoration:none;padding:.85rem 1.4rem;border-radius:var(--radius-s);border:2px solid var(--peel);background:var(--peel);color:#fff;line-height:1.2}
.btn:hover{background:var(--peel-ink);border-color:var(--peel-ink);color:#fff}
.btn.ghost{background:transparent;color:var(--leaf);border-color:var(--leaf)}
.btn.ghost:hover{background:var(--leaf);color:#fff}
.btn.sm{padding:.55rem 1rem;font-size:.95rem}
.actions{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:1.5rem}

/* The signature: Pak-Bot speech bubble (from the brochure) */
.bubble{position:relative;background:var(--bubble);color:#fff;border:5px solid var(--peel);border-radius:4px;padding:1.4rem 1.6rem;font-weight:650;line-height:1.45}
.bubble p{max-width:none}
.bubble::after{content:"";position:absolute;left:14%;bottom:-34px;border-width:34px 0 0 46px;border-style:solid;border-color:var(--peel) transparent transparent}
.bubble::before{content:"";position:absolute;left:calc(14% + 7px);bottom:-22px;border-width:22px 0 0 30px;border-style:solid;border-color:var(--bubble) transparent transparent;z-index:1}
.bubble .hi{color:#FF8A3D;font-size:1.6rem;font-variation-settings:"wdth" 75;font-weight:800;display:block;margin-bottom:.35rem;line-height:1.1}

/* Hero */
.hero{padding:3.5rem 0 4rem;background:linear-gradient(180deg,var(--paper) 0,var(--cool) 100%)}
.hero-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:3rem;align-items:start}
.hero h1{margin-bottom:.4em}
.hero-stage{display:grid;grid-template-columns:150px 1fr;gap:.75rem;align-items:end}
.hero-stage .robot{width:150px;align-self:end}
@media (max-width:900px){.hero-grid{grid-template-columns:1fr}.hero-stage{grid-template-columns:110px 1fr}.hero-stage .robot{width:110px}}
@media (max-width:560px){.hero-stage{grid-template-columns:1fr}.hero-stage .robot{display:none}}
.robot{width:100%}

/* Chat demo */
.chat{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-l);box-shadow:0 18px 40px -24px rgba(23,64,44,.45);overflow:hidden}
.chat-top{display:flex;align-items:center;gap:.6rem;padding:.75rem 1rem;border-bottom:1px solid var(--line)}
.chat-top img{width:32px;height:32px;border-radius:50%;background:var(--cool)}
.chat-top b{font-size:.98rem}
.chat-top .credits{margin-left:auto;font-size:.8rem;border:1px solid var(--line);border-radius:99px;padding:.2rem .6rem;color:var(--muted)}
.chat-body{padding:1rem;min-height:330px;background:#F7F9FB}
.msg-user{margin-left:auto;max-width:82%;width:fit-content;background:#0EA5E9;color:#fff;padding:.6rem .85rem;border-radius:12px 12px 2px 12px;font-size:.95rem}
.msg-bot{margin-top:.8rem;background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:.9rem;font-size:.9rem}
.msg-bot table{width:100%;border-collapse:collapse}
.msg-bot th{text-align:left;font-size:.75rem;color:var(--muted);font-weight:600;border-bottom:1px solid var(--line);padding:.2rem 0}
.msg-bot td{padding:.32rem 0;border-bottom:1px solid #EEF2EF}
.msg-bot td.n,.msg-bot th.n{text-align:right;font-variant-numeric:tabular-nums}
.bar{height:10px;border-radius:2px;background:var(--sprout);display:block;min-width:4px}
.typing::after{content:"▍";animation:blink 1s steps(1) infinite;margin-left:1px}
@keyframes blink{50%{opacity:0}}
.chat-foot{display:flex;gap:.5rem;padding:.7rem 1rem;border-top:1px solid var(--line);font-size:.85rem;color:var(--muted);align-items:center}
.chat-foot .fake-input{flex:1;border:1px solid var(--line);border-radius:6px;padding:.45rem .6rem}
.sample{font-size:.75rem;color:var(--muted);margin-top:.5rem}
@media (prefers-reduced-motion:reduce){.typing::after{animation:none}html{scroll-behavior:auto}}

/* Sections */
section{padding:4.5rem 0}
.band{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:center}
.split.wide-left{grid-template-columns:1.3fr 1fr}
@media (max-width:860px){.split,.split.wide-left{grid-template-columns:1fr}}
.shot{border-radius:var(--radius-l);border:1px solid var(--line);background:var(--paper)}
.photo{border-radius:var(--radius-l);object-fit:cover;width:100%}
figure{margin:0}
figcaption{font-size:.85rem;color:var(--muted);margin-top:.5rem}

/* Lists of capabilities: a simple ruled list, not a card grid */
.ruled{list-style:none;margin:2rem 0 0;padding:0;display:grid;grid-template-columns:repeat(2,1fr);gap:0 3rem}
.ruled li{border-top:2px solid var(--leaf);padding:1rem 0 1.4rem}
.ruled li h3{margin-bottom:.35rem}
.ruled li p{margin:0;color:var(--leaf-2)}
.ruled.three{grid-template-columns:repeat(3,1fr)}
@media (max-width:860px){.ruled,.ruled.three{grid-template-columns:1fr}}

/* Prompt chips: real example questions */
.prompts{display:flex;flex-wrap:wrap;gap:.6rem;list-style:none;padding:0;margin:1.5rem 0 0}
.prompts li{background:var(--paper);border:1.5px solid var(--leaf);border-radius:999px;padding:.45rem .95rem;font-weight:600;font-size:.95rem}
.band .prompts li{background:var(--cool)}

/* Steps (genuinely sequential) */
.steps{counter-reset:s;list-style:none;padding:0;margin:2rem 0 0;display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:1.5rem}
.steps li{counter-increment:s;padding-top:3rem;position:relative}
.steps li::before{content:counter(s);position:absolute;top:0;left:0;width:2.3rem;height:2.3rem;border-radius:50%;background:var(--peel);color:#fff;font-weight:800;display:grid;place-items:center}
.steps h3{font-size:1.2rem}

/* Data table */
.data{width:100%;border-collapse:collapse;margin-top:1.5rem;background:var(--paper)}
.data th,.data td{text-align:left;padding:.75rem .9rem;border-bottom:1px solid var(--line);vertical-align:top}
.data thead th{background:var(--leaf);color:#fff;font-weight:650}
.data td.n{font-variant-numeric:tabular-nums;font-weight:700}
.table-scroll{overflow-x:auto}

/* Quote */
blockquote{margin:2rem 0 0;padding:0 0 0 1.25rem;border-left:5px solid var(--peel);font-size:1.2rem;line-height:1.5;max-width:60ch}
blockquote footer{font-size:.9rem;color:var(--muted);margin-top:.5rem}

/* FAQ */
.faq details{border-top:1px solid var(--line);padding:1rem 0}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;font-weight:700;font-size:1.15rem;list-style:none;display:flex;justify-content:space-between;gap:1rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--peel);font-weight:800;font-size:1.4rem;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details p{margin:.75rem 0 0}

/* Crop chips */
.crops{columns:3 12rem;margin:1.5rem 0 0;padding:0 0 0 1.1rem}
.crops li{margin-bottom:.3rem}

/* CTA strip */
.cta{background:var(--leaf);color:#fff;padding:4rem 0}
.cta h2{color:#fff}
.cta p{color:#D8E7DE}
.cta .btn.ghost{color:#fff;border-color:#fff}
.cta .btn.ghost:hover{background:#fff;color:var(--leaf)}
.cta-grid{display:grid;grid-template-columns:1fr auto;gap:2rem;align-items:center}
@media (max-width:760px){.cta-grid{grid-template-columns:1fr}}

/* Breadcrumb */
.crumbs{font-size:.85rem;color:var(--muted);padding:1rem 0 0}
.crumbs ol{list-style:none;display:flex;gap:.4rem;padding:0;margin:0;flex-wrap:wrap}
.crumbs li+li::before{content:"/";margin-right:.4rem;color:var(--line)}
.page-hero{padding:1.5rem 0 3rem;background:var(--paper);border-bottom:1px solid var(--line)}

/* Footer */
.site-foot{background:#10301F;color:#C9DBD0;padding:3rem 0 2rem;font-size:.92rem}
.site-foot a{color:#fff}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:2rem}
.foot-grid h2{font-size:1.1rem;color:#fff;font-variation-settings:"wdth" 85;margin-bottom:.6rem}
.foot-grid ul{list-style:none;padding:0;margin:0}
.foot-grid li{margin-bottom:.4rem}
.foot-base{border-top:1px solid #2B5240;margin-top:2rem;padding-top:1rem;font-size:.82rem}
@media (max-width:860px){.foot-grid{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.foot-grid{grid-template-columns:1fr}}

/* Related reading (outbound links to Producepak / Farmsoft) */
.band.related{background:#E6EEE9;border-top:4px solid var(--peel)}
.related .ruled li h3 a{color:var(--leaf);text-decoration-color:var(--peel);text-decoration-thickness:2px}
.related .ruled li h3 a:hover{color:var(--peel-ink)}
.crops a{color:var(--leaf)}