/* ============================================================
   RAYA VENTURES SA — Corporate Website
   Shared stylesheet
   ============================================================ */

/* ─── TOKENS ──────────────────────────────────────────────── */
:root{
  /* Brand palette */
  --ink:        #0E1B2C;   /* deep lake-blue ink   */
  --ink-soft:   #1B2C42;   /* lighter ink surface  */
  --ink-line:   #28384e;   /* hairlines on ink     */
  --paper:      #F5F6F3;   /* cool off-white       */
  --paper-2:    #EDEFE9;   /* slightly deeper page */
  --paper-card: #FBFBF8;   /* card surface         */
  --gold:       #B98A2F;   /* wheat-gold — kcal/food   */
  --gold-soft:  #E9DDC2;
  --gold-tint:  #F3ECDD;
  --teal:       #3E6257;   /* muted teal — kW/energy   */
  --teal-soft:  #CBD8D3;
  --teal-tint:  #E4EAE7;
  --muted:      #5C6B7A;   /* secondary text on paper */
  --muted-ink:  #93A4B7;   /* secondary text on ink   */
  --line:       #D9DCD4;   /* hairline on paper       */
  --line-strong:#C3C7BC;

  /* Type */
  --logo:  'Instrument Serif', Georgia, serif;
  --serif: 'Fraunces', 'Instrument Serif', Georgia, 'Times New Roman', serif;
  --sans:  'Hanken Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --mono:  'DM Mono', 'SFMono-Regular', Menlo, Consolas, monospace;

  /* Metrics */
  --maxw: 1180px;
  --gutter: clamp(20px, 5vw, 64px);
  --nav-h: 70px;
  --radius: 4px;
}

/* ─── RESET & BASE ────────────────────────────────────────── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--sans);
  font-size:16px;
  line-height:1.6;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font-family:inherit;cursor:pointer;border:none;background:none}
ul{list-style:none}
::selection{background:var(--ink);color:var(--paper)}

/* ─── TYPOGRAPHY ──────────────────────────────────────────── */
h1,h2,h3{font-family:var(--serif);font-weight:400;line-height:1.05;letter-spacing:-0.01em}
.display{
  font-family:var(--serif);
  font-size:clamp(2.8rem, 7.5vw, 6rem);
  line-height:0.98;
  letter-spacing:-0.015em;
}
.h2{font-size:clamp(2rem, 4.2vw, 3.2rem)}
.h3{font-size:clamp(1.4rem, 2.4vw, 1.9rem)}
.lead{font-size:clamp(1.1rem,1.5vw,1.3rem);line-height:1.55;color:var(--ink)}
.serif-em{font-family:var(--serif);font-style:italic}

/* monospace eyebrow / labels / registry detail */
.mono{font-family:var(--mono)}
.eyebrow{
  font-family:var(--mono);
  font-size:0.72rem;
  letter-spacing:0.22em;
  text-transform:uppercase;
  color:var(--muted);
  display:inline-flex;
  align-items:center;
  gap:0.7em;
}
.eyebrow::before{
  content:"";
  width:26px;height:1px;background:var(--line-strong);display:inline-block;
}
.eyebrow.on-ink{color:var(--muted-ink)}
.eyebrow.on-ink::before{background:var(--ink-line)}

.kw{color:var(--teal);font-style:italic}
.kcal{color:var(--gold);font-style:italic}

/* ─── LAYOUT HELPERS ──────────────────────────────────────── */
.wrap{max-width:var(--maxw);margin:0 auto;padding-inline:var(--gutter)}
.section{padding-block:clamp(64px,9vw,128px)}
.section--tight{padding-block:clamp(48px,6vw,80px)}
.divider{height:1px;background:var(--line);border:0}
.text-muted{color:var(--muted)}
.center{text-align:center}
.measure{max-width:62ch}
.mt-1{margin-top:1rem}.mt-2{margin-top:2rem}.mt-3{margin-top:3rem}

/* ─── BUTTONS ─────────────────────────────────────────────── */
.btn{
  display:inline-flex;align-items:center;gap:0.6em;
  font-family:var(--mono);font-size:0.8rem;letter-spacing:0.08em;
  text-transform:uppercase;
  padding:0.85em 1.5em;
  border:1px solid var(--ink);
  border-radius:var(--radius);
  transition:background .25s ease,color .25s ease,transform .25s ease;
}
.btn .arr{transition:transform .25s ease}
.btn:hover .arr{transform:translateX(4px)}
.btn--solid{background:var(--ink);color:var(--paper)}
.btn--solid:hover{background:#16273c}
.btn--ghost{background:transparent;color:var(--ink)}
.btn--ghost:hover{background:var(--ink);color:var(--paper)}
.btn--ghost.on-ink{border-color:var(--muted-ink);color:var(--paper)}
.btn--ghost.on-ink:hover{background:var(--paper);color:var(--ink);border-color:var(--paper)}

.link-arrow{
  font-family:var(--mono);font-size:0.8rem;letter-spacing:0.06em;
  text-transform:uppercase;display:inline-flex;align-items:center;gap:0.5em;
  border-bottom:1px solid transparent;padding-bottom:2px;transition:border-color .2s,gap .2s;
}
.link-arrow:hover{border-color:currentColor;gap:0.8em}

/* ─── HEADER / NAV ────────────────────────────────────────── */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(245,246,243,0.82);
  backdrop-filter:saturate(180%) blur(12px);
  -webkit-backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--line);
}
.nav{
  height:var(--nav-h);max-width:var(--maxw);margin:0 auto;
  padding-inline:var(--gutter);
  display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.brand{display:flex;align-items:baseline;gap:0.55em;line-height:1}
.brand-mark{
  font-family:var(--logo);font-size:1.2rem;line-height:0.88;letter-spacing:0.01em;color:var(--ink);
  display:inline-block;text-align:left;
}
.brand-sub{
  font-family:var(--mono);font-size:0.6rem;letter-spacing:0.28em;text-transform:uppercase;
  color:var(--muted);
}
.nav-links{display:flex;align-items:center;gap:8px}
.nav-links a{
  font-family:var(--mono);font-size:0.76rem;letter-spacing:0.06em;text-transform:uppercase;
  color:var(--muted);padding:8px 12px;border-radius:var(--radius);
  transition:color .2s ease,background .2s ease;
}
.nav-links a:hover{color:var(--ink)}
.nav-links a.active{color:var(--ink)}
.nav-links a.active::after{
  content:"";display:block;height:1px;background:var(--ink);margin-top:3px;
}
.nav-toggle{display:none;flex-direction:column;gap:5px;padding:8px}
.nav-toggle span{width:22px;height:1.5px;background:var(--ink);transition:.3s}

/* ─── HERO ────────────────────────────────────────────────── */
.hero{
  position:relative;background:var(--ink);color:var(--paper);overflow:hidden;
  padding-block:clamp(80px,13vw,180px);
}
.hero::after{ /* subtle grid texture */
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background:
    linear-gradient(var(--ink-line) 1px,transparent 1px) 0 0/100% 64px,
    radial-gradient(120% 80% at 80% -10%, rgba(62,98,87,.20), transparent 60%),
    radial-gradient(90% 70% at -10% 110%, rgba(185,138,47,.14), transparent 55%);
  mask-image:linear-gradient(180deg,rgba(0,0,0,.0),#000 25%,#000 80%,rgba(0,0,0,.0));
}
.hero .wrap{position:relative;z-index:1}
.hero h1{color:var(--paper)}
.hero .lead{color:var(--paper)}
.hero-sub{
  font-family:var(--serif);font-style:italic;
  font-size:clamp(1.3rem,2.6vw,2rem);color:var(--teal-soft);
  margin-top:0.4em;
}

/* ─── STAT STRIP ──────────────────────────────────────────── */
.stats{
  display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--ink-line);
}
.stat{padding:28px 24px;border-left:1px solid var(--ink-line)}
.stat:first-child{border-left:0;padding-left:0}
.stat-num{font-family:var(--serif);font-size:clamp(2rem,3.4vw,2.8rem);line-height:1;color:var(--paper)}
.stat-label{font-family:var(--mono);font-size:0.68rem;letter-spacing:0.12em;text-transform:uppercase;color:var(--muted-ink);margin-top:10px}

/* ─── LEDGER (commercial register) ────────────────────────── */
.ledger{
  border:1px solid var(--line-strong);
  background:var(--paper-card);
  border-radius:var(--radius);
  overflow:hidden;
}
.ledger-head{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:14px 22px;background:var(--ink);color:var(--paper);
}
.ledger-head .t{font-family:var(--mono);font-size:0.72rem;letter-spacing:0.18em;text-transform:uppercase}
.ledger-head .s{font-family:var(--mono);font-size:0.68rem;letter-spacing:0.1em;color:var(--muted-ink)}
.ledger-row{
  display:grid;grid-template-columns:230px 1fr;gap:24px;
  padding:16px 22px;border-top:1px solid var(--line);
  align-items:baseline;
}
.ledger-row:first-of-type{border-top:0}
.ledger-key{
  font-family:var(--mono);font-size:0.72rem;letter-spacing:0.1em;text-transform:uppercase;
  color:var(--muted);
}
.ledger-val{font-size:1.02rem;color:var(--ink)}
.ledger-val .mono{font-size:0.95rem}
.ledger-foot{
  padding:12px 22px;border-top:1px solid var(--line);
  font-family:var(--mono);font-size:0.66rem;letter-spacing:0.08em;color:var(--muted);
  background:var(--paper-2);
}

/* ─── PILLAR CARDS ────────────────────────────────────────── */
.pillars{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.pillar{
  position:relative;border:1px solid var(--line-strong);border-radius:var(--radius);
  background:var(--paper-card);padding:36px 34px 34px;overflow:hidden;
  transition:transform .3s ease,box-shadow .3s ease;
}
.pillar:hover{transform:translateY(-3px);box-shadow:0 18px 40px -28px rgba(14,27,44,.45)}
.pillar::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px}
.pillar--energy::before{background:var(--teal)}
.pillar--food::before{background:var(--gold)}
.pillar-tag{
  font-family:var(--mono);font-size:0.68rem;letter-spacing:0.14em;text-transform:uppercase;
  display:inline-flex;align-items:center;gap:0.6em;padding:5px 10px;border-radius:100px;
}
.pillar-tag::before{content:"";width:7px;height:7px;border-radius:50%}
.tag--energy{background:var(--teal-tint);color:var(--teal)}
.tag--energy::before{background:var(--teal)}
.tag--food{background:var(--gold-tint);color:#8c6a23}
.tag--food::before{background:var(--gold)}
.pillar h3{margin:18px 0 10px}
.pillar p{color:var(--muted);max-width:42ch}
.pillar-meta{
  display:flex;flex-wrap:wrap;gap:18px;margin:22px 0;
  font-family:var(--mono);font-size:0.74rem;color:var(--ink);
}
.pillar-meta span{display:flex;flex-direction:column;gap:3px}
.pillar-meta b{font-family:var(--serif);font-size:1.5rem;font-weight:400;line-height:1}
.pillar-meta small{font-size:0.64rem;letter-spacing:0.1em;text-transform:uppercase;color:var(--muted)}

/* ─── PROCESS STEPS ───────────────────────────────────────── */
.steps{display:grid;gap:18px;counter-reset:step}
.steps--4{grid-template-columns:repeat(4,1fr)}
.steps--3{grid-template-columns:repeat(3,1fr)}
.step{
  position:relative;border:1px solid var(--line-strong);border-radius:var(--radius);
  padding:26px 22px;background:var(--paper-card);counter-increment:step;
}
.step::before{
  content:counter(step,decimal-leading-zero);
  font-family:var(--mono);font-size:0.72rem;letter-spacing:0.1em;
  color:var(--muted);
}
.step--energy{border-top:3px solid var(--teal)}
.step--food{border-top:3px solid var(--gold)}
.step h4{font-family:var(--serif);font-weight:400;font-size:1.35rem;margin:10px 0 8px}
.step p{font-size:0.94rem;color:var(--muted)}
.step-arrow{display:flex;align-items:center;justify-content:center;color:var(--line-strong)}

/* ─── PORTFOLIO CARDS ─────────────────────────────────────── */
.pf-card{
  display:grid;grid-template-columns:300px 1fr;gap:0;
  border:1px solid var(--line-strong);border-radius:var(--radius);
  background:var(--paper-card);overflow:hidden;margin-bottom:24px;
  transition:box-shadow .3s ease;
}
.pf-card:hover{box-shadow:0 20px 48px -34px rgba(14,27,44,.55)}
.pf-logo{
  background:#fff;color:var(--ink);
  display:flex;flex-direction:column;justify-content:center;align-items:center;
  padding:36px 30px;position:relative;overflow:hidden;min-height:250px;
  border-right:1px solid var(--line);
}
.pf-logo::after{ /* faint register-paper grid */
  content:"";position:absolute;inset:0;opacity:.55;pointer-events:none;
  background:
    linear-gradient(var(--paper-2) 1px,transparent 1px) 0 0/100% 34px,
    linear-gradient(90deg,var(--paper-2) 1px,transparent 1px) 0 0/34px 100%;
  mask-image:radial-gradient(130% 110% at 50% 0,#000,transparent 82%);
}
.pf-logoimg{
  position:relative;z-index:1;
  max-width:210px;max-height:128px;width:auto;height:auto;object-fit:contain;
}
.pf-logo .wm{ /* typographic placeholder wordmark */
  position:relative;z-index:1;font-family:var(--serif);font-size:2.1rem;line-height:1.04;
  color:var(--ink);text-align:center;
}
.pf-logo .wm small{
  display:block;font-family:var(--mono);font-size:0.58rem;letter-spacing:0.2em;
  text-transform:uppercase;color:var(--muted);margin-top:10px;
}
.pf-logo .pillar-bar{position:absolute;left:0;right:0;bottom:0;z-index:1;height:4px;width:100%;border-radius:0}
.pf-body{padding:32px 34px;display:flex;flex-direction:column}
.pf-body .pillar-tag{align-self:flex-start;margin-bottom:14px}
.pf-body h3{font-size:1.7rem;margin-bottom:4px}
.pf-body .pf-desc{color:var(--muted);max-width:60ch;margin-top:8px}
.pf-facts{
  display:flex;flex-wrap:wrap;gap:8px;margin:20px 0 22px;
}
.pf-facts li{
  font-family:var(--mono);font-size:0.72rem;letter-spacing:0.03em;
  padding:6px 11px;border:1px solid var(--line);border-radius:100px;color:var(--ink);
  background:var(--paper);
}
.pf-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;
  padding-top:18px;border-top:1px solid var(--line)}
.pf-handle{font-family:var(--mono);font-size:0.76rem;color:var(--muted)}

/* ─── "WHAT WE LOOK FOR" SPLIT ────────────────────────────── */
.split{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.look{border:1px solid var(--line-strong);border-radius:var(--radius);padding:34px;background:var(--paper-card)}
.look--energy{border-top:3px solid var(--teal)}
.look--food{border-top:3px solid var(--gold)}
.look h3{margin:14px 0 10px}
.look p{color:var(--muted)}

/* ─── INTRO / TWO-COL ─────────────────────────────────────── */
.cols-2{display:grid;grid-template-columns:0.85fr 1.15fr;gap:clamp(28px,5vw,72px);align-items:start}
.section-num{font-family:var(--mono);font-size:0.72rem;letter-spacing:0.1em;color:var(--muted)}

/* ─── CTA BAND ────────────────────────────────────────────── */
.cta{background:var(--ink);color:var(--paper)}
.cta h2{color:var(--paper)}
.cta p{color:var(--muted-ink)}

/* ─── FOOTER ──────────────────────────────────────────────── */
.site-footer{background:var(--ink);color:var(--paper);padding-block:64px 28px}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;
  padding-bottom:42px;border-bottom:1px solid var(--ink-line);
}
.footer-brand .brand-mark{color:var(--paper);font-size:1.7rem}
.footer-tag{font-family:var(--serif);font-style:italic;color:var(--teal-soft);margin-top:14px;font-size:1.15rem}
.footer-tag .kw{color:var(--teal-soft)}
.footer-tag .kcal{color:var(--gold-soft)}
.footer-addr{font-family:var(--mono);font-size:0.74rem;line-height:1.9;color:var(--muted-ink);margin-top:18px;font-style:normal}
.footer-col h5{
  font-family:var(--mono);font-size:0.68rem;letter-spacing:0.16em;text-transform:uppercase;
  color:var(--muted-ink);margin-bottom:14px;font-weight:400;
}
.footer-col ul li{margin-bottom:9px}
.footer-col a{font-size:0.9rem;color:var(--paper);opacity:.85;transition:opacity .2s}
.footer-col a:hover{opacity:1;border-bottom:1px solid currentColor}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding-top:24px;
  font-family:var(--mono);font-size:0.68rem;letter-spacing:0.06em;color:var(--muted-ink);
}

/* ─── SCROLL REVEAL ───────────────────────────────────────── */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
.reveal[data-d="1"]{transition-delay:.08s}
.reveal[data-d="2"]{transition-delay:.16s}
.reveal[data-d="3"]{transition-delay:.24s}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* ─── RESPONSIVE ──────────────────────────────────────────── */
@media (max-width:980px){
  .cols-2{grid-template-columns:1fr;gap:28px}
  .stats{grid-template-columns:1fr 1fr}
  .stat{border-left:0;border-top:1px solid var(--ink-line);padding-left:0}
  .stat:nth-child(2){border-left:1px solid var(--ink-line);padding-left:24px}
  .stat:nth-child(4){border-left:1px solid var(--ink-line);padding-left:24px}
  .stat:first-child,.stat:nth-child(2){border-top:0}
}
@media (max-width:860px){
  .nav-toggle{display:flex}
  .nav-links{
    position:absolute;top:var(--nav-h);left:0;right:0;
    flex-direction:column;align-items:stretch;gap:0;
    background:var(--paper);border-bottom:1px solid var(--line);
    padding:8px var(--gutter) 18px;
    transform:translateY(-12px);opacity:0;pointer-events:none;transition:.25s;
  }
  .nav-links.open{transform:none;opacity:1;pointer-events:auto}
  .nav-links a{padding:14px 4px;border-bottom:1px solid var(--line)}
  .nav-links a.active::after{display:none}
  .pillars,.split{grid-template-columns:1fr}
  .steps--4,.steps--3{grid-template-columns:1fr 1fr}
  .pf-card{grid-template-columns:1fr}
  .pf-logo{min-height:180px;border-right:0;border-bottom:1px solid var(--line)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:560px){
  .stats{grid-template-columns:1fr}
  .stat{border-left:0!important;padding-left:0!important;border-top:1px solid var(--ink-line)}
  .stat:first-child{border-top:0}
  .steps--4,.steps--3{grid-template-columns:1fr}
  .ledger-row{grid-template-columns:1fr;gap:6px}
  .footer-grid{grid-template-columns:1fr}
  .pf-facts li{font-size:0.68rem}
}

/* ─── kbites · TECH & DATA (third, emerging pillar) ───────── */
:root{
  --data:      #4F6A8F;   /* steel blue — kB/tech & data */
  --data-soft: #C4CEDC;
  --data-tint: #E6EAF0;
}
.kb{color:var(--data);font-style:italic}
.tag--data{background:var(--data-tint);color:#3f5577}
.tag--data::before{background:var(--data)}
.pillar--data::before{background:var(--data)}
.step--data{border-top:3px solid var(--data)}
.look--data{border-top:3px solid var(--data)}

.emerging-badge{
  display:inline-flex;align-items:center;gap:0.55em;
  font-family:var(--mono);font-size:0.6rem;letter-spacing:0.16em;text-transform:uppercase;
  color:var(--data);border:1px solid var(--data-soft);background:var(--data-tint);
  padding:4px 10px;border-radius:100px;
}
.emerging-badge::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--data);
  box-shadow:0 0 0 0 rgba(79,106,143,.5);animation:pulse 2.6s ease-out infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(79,106,143,.45)}70%{box-shadow:0 0 0 7px rgba(79,106,143,0)}100%{box-shadow:0 0 0 0 rgba(79,106,143,0)}}
@media (prefers-reduced-motion:reduce){.emerging-badge::before{animation:none}}

/* full-width emerging pillar band */
.pillar--emerging{
  border-style:dashed;border-color:var(--data-soft);margin-top:24px;
  display:grid;grid-template-columns:1.15fr 0.85fr;gap:clamp(24px,4vw,48px);align-items:center;
}
.pillar--emerging::before{background:var(--data)}
.pillar--emerging .pe-meta{
  display:flex;flex-wrap:wrap;gap:10px;
}
.pillar--emerging .pe-meta li{
  font-family:var(--mono);font-size:0.72rem;letter-spacing:0.02em;
  padding:7px 12px;border:1px solid var(--line);border-radius:100px;color:var(--ink);background:var(--paper);
}
@media (max-width:760px){
  .pillar--emerging{grid-template-columns:1fr}
}

/* ─── UTILITIES & FOUNDER PAGE ────────────────────────────── */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media(max-width:860px){.grid-3{grid-template-columns:1fr}}

.portrait{
  position:relative;aspect-ratio:4/5;width:100%;
  border:1px solid var(--line-strong);border-radius:var(--radius);overflow:hidden;
  background:
    repeating-linear-gradient(45deg,var(--paper-2) 0 16px,transparent 16px 32px),
    var(--paper-card);
  display:flex;align-items:flex-end;justify-content:center;
}
.portrait span{
  font-family:var(--mono);font-size:0.64rem;letter-spacing:0.16em;text-transform:uppercase;
  color:var(--muted);background:var(--paper);padding:8px 13px;margin-bottom:20px;
  border:1px solid var(--line);border-radius:100px;
}
.quote{
  font-family:var(--serif);font-size:clamp(1.6rem,3.4vw,2.6rem);line-height:1.2;
  letter-spacing:-0.01em;max-width:24ch;
}
.timeline-key{font-family:var(--serif);font-size:1.4rem;color:var(--ink)}

/* logo tagline (e.g. AI FOOD Group → Artisanal Intelligence) */
.pf-logo-tagline{
  position:relative;z-index:1;margin-top:14px;
  font-family:var(--serif);font-style:italic;font-size:1.05rem;line-height:1;
  color:var(--gold);text-align:center;letter-spacing:0.01em;
}