/* ═══════════════════════════════════════════════
   SUPPLY CHAIN SERVICES — style.css v4.0
   MIT Palette: Cardinal · Grey · Black · White
   ═══════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@300;400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root {
  --cardinal:       #750013;
  --cardinal-mid:   #8f0018;
  --cardinal-glow:  rgba(117,0,19,0.15);
  --grey:           #8B959E;
  --grey-dark:      #5a6470;
  --grey-mid:       #6e7880;
  --grey-light:     #b0b8c1;
  --grey-pale:      #dde1e5;
  --grey-bg:        #f0f2f4;
  --dark:           #111111;
  --dark-mid:       #1a1a1a;
  --dark-edge:      #252525;
  --black:          #000000;
  --white:          #ffffff;
  --rule-light:     rgba(0,0,0,0.08);
  --rule-mid:       rgba(0,0,0,0.14);
  --rule-dark:      rgba(255,255,255,0.07);
  --grid-line:      rgba(0,0,0,0.03);
  --font:      'IBM Plex Sans', 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'IBM Plex Mono', 'Cascadia Code', monospace;
  --max-w:     1160px;
  --radius:    6px;
  --radius-lg: 12px;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--black);background:var(--grey-bg);line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden;}
img{max-width:100%;display:block}
a{text-decoration:none}
ul{list-style:none}
.container{max-width:var(--max-w);margin:0 auto;padding:0 2rem}

/* ── NAV ── */
.site-header{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(139,149,158,0.97);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid rgba(0,0,0,0.12);transition:border-color .3s;}
.site-header.scrolled{border-bottom-color:rgba(0,0,0,0.2)}
.nav-container{max-width:var(--max-w);margin:0 auto;padding:0 2rem;display:flex;align-items:center;justify-content:space-between;height:64px;}
.logo{display:flex;align-items:center;gap:.75rem;color:var(--black)}
.logo-text-wrap{display:flex;flex-direction:column;line-height:1.15}
.logo-main{font-family:var(--font-mono);font-weight:600;font-size:.88rem;color:var(--black);letter-spacing:.12em;text-transform:uppercase}
.logo-sub{font-size:.64rem;color:rgba(0,0,0,0.55);letter-spacing:.06em;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:2.5rem}
.nav-links a{font-size:.8rem;font-weight:500;color:rgba(0,0,0,0.65);letter-spacing:.06em;text-transform:uppercase;transition:color .2s;position:relative;}
.nav-links a::after{content:'';position:absolute;bottom:-4px;left:0;right:0;height:1px;background:var(--cardinal);transform:scaleX(0);transition:transform .2s;}
.nav-links a:hover,.nav-links a.active{color:var(--black)}
.nav-links a:hover::after,.nav-links a.active::after{transform:scaleX(1)}
.nav-cta{background:var(--cardinal)!important;color:var(--white)!important;padding:.48rem 1.1rem!important;border-radius:var(--radius)!important;border:1px solid var(--cardinal)!important;font-weight:600!important;transition:background .2s!important;}
.nav-cta::after{display:none!important}
.nav-cta:hover{background:var(--cardinal-mid)!important;border-color:var(--cardinal-mid)!important}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:.5rem}
.nav-toggle span{display:block;width:22px;height:1.5px;background:var(--black);transition:.3s}

/* ── BUTTONS ── */
.btn{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--font);font-size:.8rem;font-weight:600;letter-spacing:.07em;text-transform:uppercase;padding:.65rem 1.4rem;border-radius:var(--radius);transition:all .2s;cursor:pointer;border:none;white-space:nowrap;}
.btn-primary{background:var(--cardinal);color:var(--white);border:1px solid var(--cardinal)}
.btn-primary:hover{background:var(--cardinal-mid);transform:translateY(-1px);box-shadow:0 4px 16px rgba(117,0,19,0.3)}
.btn-ghost{background:transparent;color:var(--black);border:1px solid rgba(0,0,0,0.25)}
.btn-ghost:hover{border-color:var(--black);background:rgba(0,0,0,0.05)}
.btn-outline{background:transparent;color:var(--grey-light);border:1px solid rgba(255,255,255,0.15)}
.btn-outline:hover{background:rgba(255,255,255,0.08);border-color:var(--grey-light);color:var(--white)}
.btn-white{background:var(--white);color:var(--cardinal);border:1px solid var(--white);font-weight:700}
.btn-white:hover{background:var(--grey-pale);transform:translateY(-1px)}
.btn-large{padding:.8rem 1.8rem;font-size:.86rem}

/* ── HERO ── */
.hero{min-height:100vh;padding:120px 2rem 6rem;position:relative;overflow:hidden;display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center;background:var(--dark);}
.hero::before,.hero::after{content:'';position:absolute;width:56px;height:56px;pointer-events:none}
.hero::before{top:80px;left:2rem;border-top:1px solid rgba(255,255,255,0.1);border-left:1px solid rgba(255,255,255,0.1)}
.hero::after{bottom:3rem;right:2rem;border-bottom:1px solid rgba(255,255,255,0.1);border-right:1px solid rgba(255,255,255,0.1)}
.hero-content{max-width:580px;padding-left:calc((100vw - var(--max-w)) / 2 + 2rem);position:relative;z-index:1}
.hero-label{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;color:var(--grey-light);margin-bottom:1.5rem;display:flex;align-items:center;gap:.75rem;}
.hero-label::before{content:'';display:inline-block;width:28px;height:1px;background:var(--grey-light)}
.hero h1{font-size:clamp(2.4rem,5vw,3.8rem);font-weight:700;color:var(--white);line-height:1.05;letter-spacing:-.03em;margin-bottom:1.5rem;}
.hero-accent{color:var(--grey)}
.hero-sub{color:var(--grey-light);font-size:.98rem;line-height:1.8;margin-bottom:2.5rem;max-width:48ch;font-weight:300;opacity:.8}
.hero-actions{display:flex;gap:1rem;flex-wrap:wrap;margin-bottom:3rem}
.hero-stats{display:flex;align-items:stretch;border:1px solid rgba(255,255,255,0.1);border-radius:var(--radius);overflow:hidden;width:fit-content}
.stat{display:flex;flex-direction:column;padding:.75rem 1.5rem;border-right:1px solid rgba(255,255,255,0.1)}
.stat:last-child{border-right:none}
.stat strong{font-family:var(--font-mono);font-size:1.3rem;font-weight:500;color:var(--white);letter-spacing:-.02em;line-height:1}
.stat span{font-size:.68rem;color:var(--grey);text-transform:uppercase;letter-spacing:.08em;margin-top:.3rem}
.hero-visual{display:flex;align-items:center;justify-content:center;position:relative;z-index:1;padding-right:calc((100vw - var(--max-w)) / 2 + 2rem)}
.hero-schematic{width:100%;max-width:460px;opacity:.35}
.hero-chevrons{width:100%;max-width:580px;opacity:1;border-radius:var(--radius-lg);box-shadow:0 8px 40px rgba(0,0,0,0.5)}

/* ── SECTIONS ── */
.section{padding:4rem 0;position:relative;z-index:1}
.section-label{font-family:var(--font-mono);font-size:.85rem;letter-spacing:.16em;font-weight:600;text-transform:uppercase;color:var(--cardinal);margin-bottom:1rem;display:flex;align-items:center;gap:.75rem;}
.section-label::before{content:'';display:inline-block;width:20px;height:1px;background:var(--cardinal)}
.section-title{font-size:clamp(1.8rem,3.5vw,2.6rem);font-weight:700;color:var(--black);letter-spacing:-.03em;margin-bottom:1rem;line-height:1.1}
.section-sub{color:var(--grey-dark);font-size:.96rem;line-height:1.8;max-width:58ch;font-weight:300;margin-bottom:2rem}

/* ── TWO TEAMS ── */
.teams-section{background:var(--white)}
.teams-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem}
.team-card{background:var(--grey-bg);border:1px solid var(--rule-light);border-radius:var(--radius-lg);padding:2.5rem;transition:border-color .3s,background .3s,box-shadow .3s;position:relative;overflow:hidden;display:flex;flex-direction:column;}
.team-card .btn{margin-top:auto}
.team-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:var(--cardinal);opacity:0;transition:opacity .3s;}
.team-card:hover{border-color:var(--grey-light);background:var(--white);box-shadow:0 4px 24px rgba(0,0,0,0.07)}
.team-card:hover::before{opacity:1}
.team-tag{font-family:var(--font-mono);font-size:.62rem;letter-spacing:.18em;text-transform:uppercase;color:var(--cardinal);margin-bottom:1.25rem;}
.team-card h3{font-size:1.3rem;font-weight:700;color:var(--black);margin-bottom:.35rem;letter-spacing:-.02em}
.team-tagline{font-size:.85rem;color:var(--grey-dark);margin-bottom:1rem;font-weight:300}
.team-card p{color:var(--grey-dark);font-size:.9rem;line-height:1.75;margin-bottom:1.5rem;font-weight:300}
.team-list{margin-bottom:1.5rem}
.team-list li{font-size:.86rem;color:var(--grey-dark);padding:.4rem 0;border-bottom:1px solid var(--rule-light);font-weight:300;display:flex;align-items:center;gap:.6rem;}
.team-list li::before{content:'—';color:var(--cardinal);font-family:var(--font-mono);font-size:.7rem}
.teams-connector{text-align:center;font-size:.9rem;color:var(--grey-dark);font-weight:300;font-style:italic;margin-top:2rem;padding-top:2rem;border-top:1px solid var(--rule-light);}

/* ── PILLARS ── */
.pillars-section{background:var(--grey-bg)}
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:1px solid var(--rule-light);border-radius:var(--radius-lg);overflow:hidden}
.pillar{padding:2.5rem;border-right:1px solid var(--rule-light);background:var(--white);transition:background .3s;position:relative;}
.pillar:last-child{border-right:none}
.pillar:hover{background:var(--grey-pale)}
.pillar-num{font-family:var(--font-mono);font-size:.65rem;letter-spacing:.18em;text-transform:uppercase;color:var(--cardinal);margin-bottom:1.25rem;}
.pillar h3{font-size:1.1rem;font-weight:700;color:var(--black);margin-bottom:.75rem;letter-spacing:-.01em}
.pillar p{color:var(--grey-dark);font-size:.88rem;line-height:1.75;font-weight:300}
.pillar::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:var(--cardinal);opacity:0;transition:opacity .3s;}
.pillar:hover::before{opacity:1}

/* ── PROCESS ── */
.process-section{background:var(--white)}
.process-steps{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:0;align-items:start;}
.process-step{background:var(--grey-bg);border:1px solid var(--rule-light);border-radius:var(--radius-lg);padding:2rem;transition:border-color .3s,box-shadow .3s;}
.process-step:hover{border-color:var(--grey-light);box-shadow:0 4px 16px rgba(0,0,0,0.06)}
.process-step:hover .ps-num{color:var(--cardinal-mid)}
.ps-num{font-family:var(--font-mono);font-size:.62rem;letter-spacing:.18em;text-transform:uppercase;color:var(--cardinal);margin-bottom:1rem;transition:color .2s;}
.process-step h4{font-size:1rem;font-weight:700;color:var(--black);margin-bottom:.6rem;letter-spacing:-.01em}
.process-step p{color:var(--grey-dark);font-size:.88rem;line-height:1.75;font-weight:300}
.process-arrow{display:flex;align-items:center;justify-content:center;padding:0 1rem;color:var(--grey-light);font-size:1.2rem;margin-top:2rem;}

/* ── CTA BANNER ── */
.cta-banner{background:var(--grey);padding:4rem 0;position:relative;overflow:hidden;z-index:1;}
.cta-banner::before{content:'';position:absolute;bottom:2rem;left:2rem;width:40px;height:40px;border-bottom:1px solid rgba(0,0,0,0.15);border-left:1px solid rgba(0,0,0,0.15);pointer-events:none;}
.cta-content{position:relative;z-index:1;text-align:center;max-width:640px;margin:0 auto}
.cta-content h2{font-size:clamp(1.8rem,3vw,2.4rem);font-weight:700;color:var(--black);letter-spacing:-.03em;margin-bottom:1rem}
.cta-content p{color:rgba(0,0,0,0.6);font-size:.96rem;line-height:1.75;margin-bottom:2rem;font-weight:300}

/* ── FOOTER ── */
.site-footer{background:var(--dark);border-top:1px solid var(--rule-dark);padding:3.5rem 0 2rem;position:relative;z-index:1}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:3rem;padding-bottom:3rem;border-bottom:1px solid var(--rule-dark);margin-bottom:2rem}
.footer-logo{display:flex;align-items:center;gap:.75rem;margin-bottom:1rem}
.footer-brand p{font-size:.86rem;color:var(--grey);line-height:1.7;margin-bottom:.75rem;font-weight:300;max-width:32ch}
.footer-email{display:block;font-family:var(--font-mono);font-size:.78rem;color:var(--grey-mid);letter-spacing:.04em;transition:color .2s;margin-bottom:.4rem;}
.footer-email:hover{color:var(--white)}
.footer-nav h4,.footer-services h4{font-family:var(--font-mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--cardinal);margin-bottom:1.25rem;}
.footer-nav ul li,.footer-services ul li{margin-bottom:.6rem}
.footer-nav ul a{font-size:.86rem;color:var(--grey);transition:color .2s;font-weight:300}
.footer-nav ul a:hover{color:var(--white)}
.footer-services ul li{font-size:.86rem;color:var(--grey);font-weight:300}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap}
.footer-bottom p,.footer-bottom a{font-family:var(--font-mono);font-size:.7rem;color:var(--grey-mid);letter-spacing:.06em}
.footer-bottom a:hover{color:var(--white)}

/* ── PAGE HERO ── */
.page-hero{padding:120px 0 4rem;background:var(--dark);position:relative;z-index:1;border-bottom:1px solid var(--rule-dark)}
.page-hero::before{content:'';position:absolute;top:80px;left:2rem;width:48px;height:48px;border-top:1px solid rgba(255,255,255,0.1);border-left:1px solid rgba(255,255,255,0.1);pointer-events:none}
.page-hero h1{font-size:clamp(2rem,4vw,3.2rem);font-weight:700;color:var(--white);letter-spacing:-.03em;margin-bottom:.75rem}
.page-hero p{font-size:.98rem;color:var(--grey);max-width:52ch;line-height:1.75;font-weight:300}

/* ── SERVICES ── */
.services-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--rule-light);border:1px solid var(--rule-light);border-radius:var(--radius-lg);overflow:hidden;margin-top:2rem}
.service-card{background:var(--white);padding:2.5rem;transition:background .3s;position:relative}
.service-card:hover{background:var(--grey-bg)}
.service-icon{font-family:var(--font-mono);font-size:.66rem;letter-spacing:.2em;text-transform:uppercase;color:var(--cardinal);margin-bottom:1rem;display:flex;align-items:center;gap:.5rem}
.service-icon::before{content:'';width:14px;height:1px;background:var(--cardinal)}
.service-card h3{font-size:1.15rem;font-weight:600;color:var(--black);margin-bottom:.75rem;letter-spacing:-.01em}
.service-card p{color:var(--grey-dark);font-size:.9rem;line-height:1.7;font-weight:300}
.service-card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:var(--cardinal);opacity:0;transition:opacity .3s;}
.service-card:hover::before{opacity:1}

/* ── CONTACT ── */
.contact-layout{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:start;padding:5rem 0}
.contact-info h2{font-size:1.8rem;font-weight:700;color:var(--black);letter-spacing:-.03em;margin-bottom:1rem}
.contact-info p{color:var(--grey-dark);font-size:.95rem;line-height:1.75;margin-bottom:2rem;font-weight:300}
.contact-detail{display:flex;align-items:flex-start;gap:1rem;margin-bottom:1.25rem;padding-bottom:1.25rem;border-bottom:1px solid var(--rule-light)}
.contact-detail:last-child{border-bottom:none}
.cd-label{font-family:var(--font-mono);font-size:.66rem;text-transform:uppercase;letter-spacing:.14em;color:var(--cardinal);min-width:80px;padding-top:.1rem}
.cd-value{font-size:.92rem;color:var(--grey-dark)}
.cd-value a{color:var(--black);transition:color .2s}
.cd-value a:hover{color:var(--cardinal)}
.contact-form-wrap{background:var(--white);border:1px solid var(--rule-light);border-radius:var(--radius-lg);padding:2.5rem}
.form-group{margin-bottom:1.25rem}
.form-group label{display:block;font-family:var(--font-mono);font-size:.68rem;text-transform:uppercase;letter-spacing:.12em;color:var(--grey-dark);margin-bottom:.5rem}
.form-group input,.form-group select,.form-group textarea{width:100%;background:var(--grey-bg);border:1px solid var(--grey-pale);border-radius:var(--radius);color:var(--black);font-family:var(--font);font-size:.9rem;padding:.75rem 1rem;transition:border-color .2s;outline:none;-webkit-appearance:none;}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--cardinal)}
.form-group textarea{min-height:120px;resize:vertical}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}

/* ── RESPONSIVE ── */
@media(max-width:900px){
  .hero{grid-template-columns:1fr;padding:100px 1.5rem 4rem}
  .hero-content{padding-left:0;max-width:100%}
  .hero-visual{display:none}
  .teams-grid,.services-grid{grid-template-columns:1fr}
  .pillars{grid-template-columns:1fr}
  .pillar{border-right:none;border-bottom:1px solid var(--rule-light)}
  .process-steps{grid-template-columns:1fr}
  .process-arrow{display:none}
  .footer-grid{grid-template-columns:1fr;gap:2rem}
  .contact-layout{grid-template-columns:1fr;gap:2.5rem}
}
@media(max-width:640px){
  .container{padding:0 1.25rem}
  .nav-links{display:none;flex-direction:column;position:absolute;top:64px;left:0;right:0;background:var(--grey);border-bottom:1px solid rgba(0,0,0,0.12);padding:1.5rem;gap:1.25rem;}
  .nav-links.open{display:flex}
  .nav-toggle{display:flex}
  .hero-stats{flex-direction:column;width:100%}
  .stat{border-right:none;border-bottom:1px solid rgba(255,255,255,0.1)}
  .section{padding:4rem 0}
  .form-row{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* ── ANIMATIONS ── */
@keyframes fadeUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
.animate-up{animation:fadeUp .6s ease forwards;opacity:0}
.delay-1{animation-delay:.1s}.delay-2{animation-delay:.2s}.delay-3{animation-delay:.3s}
.delay-4{animation-delay:.4s}.delay-5{animation-delay:.5s}

.teams-grid .team-card:nth-child(2){transition-delay:.1s}
.pillars .pillar:nth-child(2){transition-delay:.1s}
.pillars .pillar:nth-child(3){transition-delay:.2s}
.services-grid .service-card:nth-child(2){transition-delay:.08s}
.services-grid .service-card:nth-child(3){transition-delay:.16s}
.services-grid .service-card:nth-child(4){transition-delay:.24s}