/* ============================================================
   ILY EMBALLAGE SAS — Feuille de styles
   Site officiel · More than packaging
   ============================================================ */

:root{
    --kraft:#b58963;
    --kraft-dark:#7a5638;
    --kraft-deep:#3d2817;
    --paper:#f5efe6;
    --paper-warm:#ede4d3;
    --ink:#1a1410;
    --ink-soft:#3a312a;
    --accent:#f39200;
    --accent-deep:#d97a00;
    --accent-soft:#ffb84d;
    --line:#2a2017;
    --grid:rgba(26,20,16,0.06);
  }
  *{margin:0;padding:0;box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    font-family:'Inter Tight',sans-serif;
    background:var(--paper);
    color:var(--ink);
    overflow-x:hidden;
    font-feature-settings:"ss01","ss02";
    -webkit-font-smoothing:antialiased;
  }
  /* Texture grain overlay */
  body::before{
    content:'';
    position:fixed;inset:0;
    background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0.1 0 0 0 0 0.08 0 0 0 0 0.05 0 0 0 0.4 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    opacity:.35;
    pointer-events:none;
    z-index:1;
    mix-blend-mode:multiply;
  }
  .container{max-width:1400px;margin:0 auto;padding:0 32px;position:relative;z-index:2}

  /* ============ NAV ============ */
  nav{
    position:fixed;top:0;left:0;right:0;z-index:100;
    backdrop-filter:blur(20px) saturate(140%);
    background:rgba(245,239,230,0.78);
    border-bottom:1px solid rgba(26,20,16,0.08);
  }
  .nav-inner{
    max-width:1400px;margin:0 auto;padding:18px 32px;
    display:flex;align-items:center;justify-content:space-between;
  }
  .logo{
    display:flex;align-items:center;gap:14px;
    text-decoration:none;color:var(--ink);
  }
  .logo-svg{
    height:42px;width:auto;display:block;
    image-rendering:-webkit-optimize-contrast;
  }
  .logo-text{
    display:flex;flex-direction:column;line-height:1;
  }
  .logo-text .lt-main{
    font-family:'Inter Tight',sans-serif;
    font-weight:800;font-size:18px;letter-spacing:-0.01em;
    color:var(--ink);
  }
  .logo-text .lt-tag{
    font-family:'Inter Tight',sans-serif;
    font-weight:500;font-size:9px;letter-spacing:0.18em;
    color:var(--accent);
    text-transform:uppercase;
    margin-top:3px;
  }
  .nav-links{display:flex;gap:36px;list-style:none}
  .nav-links a{
    text-decoration:none;color:var(--ink-soft);
    font-size:14px;font-weight:500;letter-spacing:0.02em;
    position:relative;transition:color .3s;
  }
  .nav-links a:hover{color:var(--accent)}
  .nav-links a::after{
    content:'';position:absolute;bottom:-6px;left:0;width:0;height:1px;
    background:var(--accent);transition:width .35s ease;
  }
  .nav-links a:hover::after{width:100%}
  .nav-cta{
    background:var(--ink);color:var(--paper);
    padding:11px 22px;font-size:13px;font-weight:500;
    text-decoration:none;letter-spacing:0.04em;
    transition:all .3s;display:inline-flex;align-items:center;gap:8px;
  }
  .nav-cta:hover{background:var(--accent)}
  .nav-cta::after{content:'→';transition:transform .3s}
  .nav-cta:hover::after{transform:translateX(4px)}

  /* ============ HERO ============ */
  .hero{
    padding:160px 0 80px;
    position:relative;
    min-height:100vh;
    display:flex;align-items:center;
  }
  .hero-grid{
    display:grid;
    grid-template-columns:1.4fr 1fr;
    gap:80px;align-items:end;
  }
  .hero-meta{
    font-family:'JetBrains Mono',monospace;
    font-size:11px;letter-spacing:0.18em;text-transform:uppercase;
    color:var(--kraft-dark);
    margin-bottom:32px;
    display:flex;align-items:center;gap:16px;
  }
  .hero-meta::before{
    content:'';width:40px;height:1px;background:var(--kraft-dark);
  }
  .hero-exclusive{
    display:inline-flex;align-items:center;gap:12px;
    padding:9px 16px 9px 14px;
    background:var(--ink);
    color:var(--paper);
    font-family:'JetBrains Mono',monospace;
    font-size:11px;letter-spacing:0.08em;text-transform:uppercase;
    margin-bottom:36px;
    border-left:3px solid var(--accent);
    max-width:fit-content;
  }
  .hero-exclusive strong{
    color:var(--accent);font-weight:700;
  }
  .exclusive-dot{
    width:8px;height:8px;border-radius:50%;
    background:var(--accent);
    flex-shrink:0;
    box-shadow:0 0 0 0 rgba(243,146,0,0.8);
    animation:pulse 2s ease-in-out infinite;
  }
  @keyframes pulse{
    0%,100%{box-shadow:0 0 0 0 rgba(243,146,0,0.8)}
    50%{box-shadow:0 0 0 8px rgba(243,146,0,0)}
  }
  h1.hero-title{
    font-family:'Fraunces',serif;
    font-weight:300;
    font-size:clamp(56px,8.5vw,128px);
    line-height:0.92;
    letter-spacing:-0.04em;
    color:var(--ink);
    margin-bottom:40px;
  }
  h1.hero-title em{
    font-style:italic;font-weight:400;
    color:var(--accent-deep);
    font-variation-settings:"opsz" 144;
  }
  h1.hero-title .stroke{
    -webkit-text-stroke:1.5px var(--ink);
    color:transparent;
    font-weight:700;
  }
  .hero-sub{
    font-size:18px;line-height:1.55;
    color:var(--ink-soft);
    max-width:540px;margin-bottom:48px;
  }
  .hero-cta-row{display:flex;gap:20px;align-items:center;flex-wrap:wrap}
  .btn-primary{
    background:var(--ink);color:var(--paper);
    padding:18px 32px;font-size:14px;font-weight:500;
    letter-spacing:0.04em;text-decoration:none;
    display:inline-flex;align-items:center;gap:12px;
    transition:all .3s;
  }
  .btn-primary:hover{background:var(--accent);transform:translateY(-2px)}
  .btn-ghost{
    color:var(--ink);text-decoration:none;
    font-size:14px;font-weight:500;letter-spacing:0.04em;
    border-bottom:1px solid var(--ink);
    padding-bottom:4px;transition:all .3s;
  }
  .btn-ghost:hover{color:var(--accent);border-color:var(--accent)}

  /* Hero side: stats card with corrugated visual */
  .hero-side{
    display:flex;flex-direction:column;gap:24px;
  }
  .corrugated-card{
    background:var(--kraft);
    padding:36px 32px;
    color:var(--paper);
    position:relative;
    overflow:hidden;
    border:1px solid var(--kraft-dark);
  }
  .corrugated-card::before{
    content:'';position:absolute;inset:0;
    background:repeating-linear-gradient(
      90deg,
      transparent 0 6px,
      rgba(0,0,0,0.08) 6px 7px,
      transparent 7px 13px,
      rgba(255,255,255,0.06) 13px 14px
    );
    pointer-events:none;
  }
  .corrugated-card > *{position:relative;z-index:1}
  .corrugated-label{
    font-family:'JetBrains Mono',monospace;
    font-size:10px;letter-spacing:0.2em;text-transform:uppercase;
    margin-bottom:18px;opacity:.85;
  }
  .corrugated-num{
    font-family:'Fraunces',serif;
    font-size:64px;line-height:1;letter-spacing:-0.04em;
    font-weight:300;
  }
  .corrugated-desc{
    margin-top:14px;font-size:14px;line-height:1.5;opacity:.92;
  }
  .stat-row{
    display:grid;grid-template-columns:1fr 1fr;gap:1px;
    background:var(--ink);
    border:1px solid var(--ink);
  }
  .stat-cell{
    background:var(--paper-warm);
    padding:24px 22px;
  }
  .stat-cell .num{
    font-family:'Fraunces',serif;font-size:36px;font-weight:400;
    letter-spacing:-0.03em;line-height:1;
  }
  .stat-cell .lbl{
    font-family:'JetBrains Mono',monospace;
    font-size:10px;letter-spacing:0.15em;text-transform:uppercase;
    color:var(--ink-soft);margin-top:10px;
  }

  /* Decorative scroll line */
  .scroll-indicator{
    position:absolute;bottom:32px;left:32px;
    font-family:'JetBrains Mono',monospace;
    font-size:10px;letter-spacing:0.2em;text-transform:uppercase;
    color:var(--ink-soft);
    display:flex;align-items:center;gap:14px;
  }
  .scroll-indicator::before{
    content:'';width:60px;height:1px;background:var(--ink-soft);
    animation:slide 2.4s ease-in-out infinite;
  }
  @keyframes slide{
    0%,100%{transform:scaleX(0.3);transform-origin:left}
    50%{transform:scaleX(1);transform-origin:left}
  }

  /* ============ MARQUEE ============ */
  .marquee{
    background:var(--ink);color:var(--paper);
    padding:24px 0;
    overflow:hidden;
    border-top:1px solid var(--ink);
    border-bottom:1px solid var(--ink);
  }
  .marquee-track{
    display:flex;gap:80px;
    animation:scroll 38s linear infinite;
    white-space:nowrap;
  }
  .marquee-item{
    font-family:'Fraunces',serif;
    font-size:32px;font-weight:300;font-style:italic;
    letter-spacing:-0.02em;
    display:flex;align-items:center;gap:80px;
  }
  .marquee-item::after{
    content:'✦';color:var(--kraft);font-size:20px;font-style:normal;
  }
  @keyframes scroll{
    from{transform:translateX(0)}
    to{transform:translateX(-50%)}
  }

  /* ============ SECTION BASE ============ */
  section{padding:140px 0;position:relative}
  .section-meta{
    font-family:'JetBrains Mono',monospace;
    font-size:11px;letter-spacing:0.18em;text-transform:uppercase;
    color:var(--kraft-dark);margin-bottom:24px;
    display:flex;align-items:center;gap:14px;
  }
  .section-meta::before{
    content:'';width:32px;height:1px;background:var(--kraft-dark);
  }
  h2.section-title{
    font-family:'Fraunces',serif;
    font-weight:300;
    font-size:clamp(42px,5.5vw,84px);
    line-height:0.96;
    letter-spacing:-0.035em;
    margin-bottom:48px;
    max-width:900px;
  }
  h2.section-title em{font-style:italic;color:var(--accent-deep);font-weight:400}

  /* ============ ABOUT ============ */
  .about{background:var(--paper-warm);border-top:1px solid rgba(26,20,16,0.08);border-bottom:1px solid rgba(26,20,16,0.08)}
  .about-grid{
    display:grid;grid-template-columns:1fr 1.2fr;gap:100px;align-items:start;
  }
  .about-text p{
    font-size:18px;line-height:1.65;color:var(--ink-soft);
    margin-bottom:24px;
  }
  .about-text p:first-child::first-letter{
    font-family:'Fraunces',serif;font-size:84px;font-weight:300;
    float:left;line-height:0.85;padding:8px 14px 0 0;
    color:var(--accent-deep);
  }
  .about-pillars{display:flex;flex-direction:column;gap:1px;background:var(--line)}
  .pillar{
    background:var(--paper);
    padding:36px 32px;
    display:grid;grid-template-columns:80px 1fr;gap:24px;align-items:start;
    transition:background .4s;
  }
  .pillar:hover{background:var(--paper-warm)}
  .pillar-num{
    font-family:'JetBrains Mono',monospace;
    font-size:11px;letter-spacing:0.15em;
    color:var(--accent);font-weight:700;
    padding-top:6px;
  }
  .pillar h3{
    font-family:'Fraunces',serif;font-weight:400;
    font-size:24px;letter-spacing:-0.02em;margin-bottom:10px;
  }
  .pillar p{font-size:15px;line-height:1.6;color:var(--ink-soft)}

  /* ============ PRODUCTS ============ */
  .products-header{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:end;margin-bottom:80px}
  .products-intro{font-size:17px;line-height:1.6;color:var(--ink-soft);max-width:480px}
  .products-grid{
    display:grid;grid-template-columns:1fr 1fr;gap:40px;
  }
  .product-card{
    position:relative;
    background:var(--paper-warm);
    padding:48px 40px 40px;
    border:1px solid rgba(26,20,16,0.1);
    transition:all .5s cubic-bezier(0.2,0.8,0.2,1);
    overflow:hidden;
    cursor:pointer;
  }
  .product-card::before{
    content:'';position:absolute;top:0;left:0;width:100%;height:0;
    background:var(--ink);transition:height .5s cubic-bezier(0.2,0.8,0.2,1);
    z-index:0;
  }
  .product-card:hover::before{height:100%}
  .product-card:hover{transform:translateY(-6px)}
  .product-card > *{position:relative;z-index:1;transition:color .4s}
  .product-card:hover > *{color:var(--paper)}
  .product-card:hover .product-num{color:var(--kraft)}
  .product-card:hover .product-tag{border-color:var(--kraft);color:var(--kraft)}

  .product-num{
    font-family:'JetBrains Mono',monospace;
    font-size:11px;letter-spacing:0.15em;
    color:var(--accent);margin-bottom:32px;
  }
  .product-visual{
    height:180px;margin-bottom:36px;
    position:relative;display:flex;align-items:center;justify-content:center;
  }
  .product-card h3{
    font-family:'Fraunces',serif;font-weight:300;
    font-size:42px;letter-spacing:-0.03em;line-height:1;
    margin-bottom:18px;
  }
  .product-card h3 em{font-style:italic;color:var(--accent-deep)}
  .product-card:hover h3 em{color:var(--kraft)}
  .product-desc{font-size:15px;line-height:1.6;color:var(--ink-soft);margin-bottom:28px}
  .product-tags{display:flex;flex-wrap:wrap;gap:8px}
  .product-tag{
    font-family:'JetBrains Mono',monospace;
    font-size:10px;letter-spacing:0.1em;text-transform:uppercase;
    padding:6px 12px;border:1px solid rgba(26,20,16,0.25);
    color:var(--ink-soft);
    transition:all .4s;
  }

  /* ============ MARKETS ============ */
  .markets{background:var(--ink);color:var(--paper);position:relative;overflow:hidden}
  .markets::before{
    content:'';position:absolute;inset:0;
    background-image:radial-gradient(circle at 20% 30%,rgba(181,137,99,0.15) 0%,transparent 50%),
                     radial-gradient(circle at 80% 70%,rgba(200,68,42,0.08) 0%,transparent 50%);
    pointer-events:none;
  }
  .markets .section-meta{color:var(--kraft)}
  .markets .section-meta::before{background:var(--kraft)}
  .markets h2.section-title{color:var(--paper)}
  .markets h2.section-title em{color:var(--kraft)}

  .markets-grid{
    display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
    background:rgba(245,239,230,0.12);
    border:1px solid rgba(245,239,230,0.12);
    margin-top:60px;
  }
  .market{
    background:var(--ink);
    padding:48px 32px;
    transition:background .4s;
    cursor:pointer;
    position:relative;
  }
  .market:hover{background:#251d16}
  .market-icon{
    width:52px;height:52px;margin-bottom:36px;
    color:var(--kraft);
  }
  .market h4{
    font-family:'Fraunces',serif;font-weight:400;
    font-size:24px;letter-spacing:-0.02em;
    margin-bottom:14px;
  }
  .market p{
    font-size:13px;line-height:1.6;
    color:rgba(245,239,230,0.65);
  }
  .market-num{
    position:absolute;top:24px;right:24px;
    font-family:'JetBrains Mono',monospace;
    font-size:10px;letter-spacing:0.15em;
    color:var(--kraft);opacity:.6;
  }

  /* ============ PROCESS ============ */
  .process-grid{
    display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:start;
  }
  .process-list{display:flex;flex-direction:column;gap:0}
  .process-item{
    padding:32px 0;
    border-bottom:1px solid rgba(26,20,16,0.15);
    display:grid;grid-template-columns:60px 1fr auto;gap:32px;align-items:center;
    cursor:pointer;
    transition:padding .4s;
  }
  .process-item:hover{padding-left:16px}
  .process-item:first-child{border-top:1px solid rgba(26,20,16,0.15)}
  .process-num{
    font-family:'JetBrains Mono',monospace;
    font-size:13px;color:var(--accent);font-weight:700;letter-spacing:0.1em;
  }
  .process-item h4{
    font-family:'Fraunces',serif;font-weight:400;
    font-size:32px;letter-spacing:-0.02em;
  }
  .process-arrow{
    font-size:20px;color:var(--ink-soft);
    transition:transform .4s;
  }
  .process-item:hover .process-arrow{transform:translateX(8px);color:var(--accent)}

  .process-visual{
    aspect-ratio:1;
    background:var(--kraft);
    position:relative;
    overflow:hidden;
    border:1px solid var(--kraft-dark);
  }
  .process-visual::before{
    content:'';position:absolute;inset:0;
    background:repeating-linear-gradient(
      90deg,
      transparent 0 8px,
      rgba(0,0,0,0.1) 8px 9px,
      transparent 9px 17px,
      rgba(255,255,255,0.05) 17px 18px
    );
  }
  .process-visual::after{
    content:'ILY';
    position:absolute;
    top:50%;left:50%;transform:translate(-50%,-50%);
    font-family:'Fraunces',serif;
    font-size:clamp(80px,14vw,180px);
    font-weight:300;font-style:italic;
    color:var(--paper);
    letter-spacing:-0.05em;
    opacity:.95;
    text-shadow:0 4px 24px rgba(0,0,0,0.2);
  }

  /* ============ CTA ============ */
  .cta-section{
    background:var(--accent-deep);
    color:var(--paper);
    padding:120px 0;
    position:relative;overflow:hidden;
  }
  .cta-section::before{
    content:'';position:absolute;inset:0;
    background:repeating-linear-gradient(
      135deg,
      transparent 0 40px,
      rgba(0,0,0,0.05) 40px 41px
    );
  }
  .cta-grid{
    display:grid;grid-template-columns:1.3fr 1fr;gap:80px;align-items:center;
    position:relative;z-index:1;
  }
  .cta-section h2{
    font-family:'Fraunces',serif;font-weight:300;
    font-size:clamp(48px,6vw,96px);
    line-height:0.95;letter-spacing:-0.04em;
  }
  .cta-section h2 em{font-style:italic;font-weight:400}
  .cta-form{
    background:var(--paper);color:var(--ink);
    padding:48px 40px;
  }
  .cta-form h3{
    font-family:'Fraunces',serif;font-weight:400;
    font-size:28px;letter-spacing:-0.02em;margin-bottom:8px;
  }
  .cta-form p{font-size:14px;color:var(--ink-soft);margin-bottom:28px}
  .form-group{margin-bottom:18px}
  .form-group label{
    font-family:'JetBrains Mono',monospace;
    font-size:10px;letter-spacing:0.15em;text-transform:uppercase;
    color:var(--ink-soft);display:block;margin-bottom:8px;
  }
  .form-group input,.form-group textarea,.form-group select{
    width:100%;padding:12px 0;
    font-family:'Inter Tight',sans-serif;font-size:15px;
    background:transparent;border:none;
    border-bottom:1px solid rgba(26,20,16,0.25);
    color:var(--ink);outline:none;
    transition:border-color .3s;
  }
  .form-group input:focus,.form-group textarea:focus,.form-group select:focus{
    border-bottom-color:var(--accent);
  }
  .form-group textarea{resize:vertical;min-height:80px}
  .form-submit{
    width:100%;background:var(--ink);color:var(--paper);
    padding:16px;font-size:13px;font-weight:500;
    letter-spacing:0.08em;text-transform:uppercase;
    border:none;cursor:pointer;
    transition:background .3s;
    margin-top:12px;
    font-family:'Inter Tight',sans-serif;
  }
  .form-submit:hover{background:var(--accent)}

  /* ============ FOOTER ============ */
  footer{
    background:var(--ink);color:var(--paper);
    padding:80px 0 40px;
  }
  .footer-grid{
    display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:60px;
    margin-bottom:80px;
  }
  .footer-brand .logo-mark{background:var(--paper);color:var(--ink)}
  .footer-brand{display:flex;flex-direction:column;gap:24px}
  .footer-brand p{
    font-size:14px;line-height:1.6;color:rgba(245,239,230,0.6);
    max-width:320px;
  }
  .footer-col h5{
    font-family:'JetBrains Mono',monospace;
    font-size:11px;letter-spacing:0.18em;text-transform:uppercase;
    color:var(--kraft);margin-bottom:24px;font-weight:500;
  }
  .footer-col ul{list-style:none}
  .footer-col li{margin-bottom:12px}
  .footer-col a{
    color:rgba(245,239,230,0.75);text-decoration:none;
    font-size:14px;transition:color .3s;
  }
  .footer-col a:hover{color:var(--paper)}
  .footer-bottom{
    border-top:1px solid rgba(245,239,230,0.12);
    padding-top:32px;
    display:flex;justify-content:space-between;align-items:center;
    font-family:'JetBrains Mono',monospace;
    font-size:11px;letter-spacing:0.1em;
    color:rgba(245,239,230,0.5);
  }

  /* ============ RESPONSIVE ============ */
  @media (max-width:1024px){
    .hero-grid,.about-grid,.products-grid,.process-grid,.cta-grid,.products-header{
      grid-template-columns:1fr;gap:48px;
    }
    .markets-grid{grid-template-columns:repeat(2,1fr)}
    .footer-grid{grid-template-columns:1fr 1fr;gap:40px}
    .nav-links{display:none}
  }
  @media (max-width:640px){
    .container{padding:0 20px}
    .nav-inner{padding:14px 20px}
    .hero{padding:140px 0 60px;min-height:auto}
    section{padding:90px 0}
    .markets-grid{grid-template-columns:1fr}
    .footer-grid{grid-template-columns:1fr}
    .stat-row{grid-template-columns:1fr}
    .pillar{grid-template-columns:1fr;gap:8px}
    .product-card{padding:36px 28px}
    .cta-form{padding:32px 24px}
    .footer-bottom{flex-direction:column;gap:16px;text-align:center}
  }

  /* Reveal on scroll */
  .reveal{opacity:0;transform:translateY(40px);transition:opacity 1s ease,transform 1s ease}
  .reveal.visible{opacity:1;transform:none}

  /* ============ PREPRINT SECTION (EXCLUSIVITY) ============ */
  .preprint-section{
    background:linear-gradient(180deg,var(--ink) 0%,#0f0a06 100%);
    color:var(--paper);
    position:relative;
    overflow:hidden;
    padding:140px 0;
  }
  .preprint-section::before{
    content:'';position:absolute;top:0;left:0;width:100%;height:100%;
    background-image:
      radial-gradient(circle at 15% 20%,rgba(243,146,0,0.18) 0%,transparent 45%),
      radial-gradient(circle at 85% 80%,rgba(181,137,99,0.12) 0%,transparent 50%);
    pointer-events:none;
  }
  /* Decorative grid pattern */
  .preprint-section::after{
    content:'';position:absolute;inset:0;
    background-image:
      linear-gradient(rgba(245,239,230,0.025) 1px,transparent 1px),
      linear-gradient(90deg,rgba(245,239,230,0.025) 1px,transparent 1px);
    background-size:60px 60px;
    pointer-events:none;
  }
  .preprint-section .container{position:relative;z-index:2}

  .preprint-badge{
    display:inline-flex;align-items:center;gap:14px;
    padding:10px 20px;
    background:rgba(243,146,0,0.12);
    border:1px solid var(--accent);
    color:var(--accent);
    font-family:'JetBrains Mono',monospace;
    font-size:11px;letter-spacing:0.18em;text-transform:uppercase;font-weight:600;
    margin-bottom:36px;
  }
  .preprint-badge::before{
    content:'★';font-size:14px;
  }

  .preprint-title{
    font-family:'Fraunces',serif;font-weight:300;
    font-size:clamp(48px,7vw,108px);
    line-height:0.95;letter-spacing:-0.04em;
    margin-bottom:32px;color:var(--paper);
    max-width:1100px;
  }
  .preprint-title em{
    font-style:italic;color:var(--accent);font-weight:400;
  }
  .preprint-title .underline-mark{
    position:relative;display:inline-block;
  }
  .preprint-title .underline-mark::after{
    content:'';position:absolute;bottom:0.05em;left:-2%;width:104%;height:0.12em;
    background:var(--accent);opacity:0.45;
    z-index:-1;
  }

  .preprint-intro{
    font-size:19px;line-height:1.6;
    color:rgba(245,239,230,0.82);
    max-width:720px;margin-bottom:80px;
  }
  .preprint-intro strong{color:var(--paper);font-weight:600}

  /* Comparison block */
  .preprint-compare{
    display:grid;grid-template-columns:1fr 1fr;gap:40px;
    margin-bottom:90px;
  }
  .compare-card{
    padding:36px 32px;
    background:rgba(245,239,230,0.04);
    border:1px solid rgba(245,239,230,0.12);
    position:relative;
  }
  .compare-card.classic{
    opacity:0.65;
  }
  .compare-card.preprint{
    background:rgba(243,146,0,0.08);
    border-color:var(--accent);
  }
  .compare-label{
    font-family:'JetBrains Mono',monospace;
    font-size:10px;letter-spacing:0.2em;text-transform:uppercase;
    margin-bottom:18px;
  }
  .compare-card.classic .compare-label{color:rgba(245,239,230,0.5)}
  .compare-card.preprint .compare-label{color:var(--accent)}
  .compare-title{
    font-family:'Fraunces',serif;font-weight:400;font-size:26px;
    letter-spacing:-0.02em;margin-bottom:20px;
  }
  .compare-list{list-style:none}
  .compare-list li{
    padding:10px 0 10px 28px;position:relative;
    font-size:14px;line-height:1.55;
    color:rgba(245,239,230,0.78);
    border-bottom:1px solid rgba(245,239,230,0.08);
  }
  .compare-list li:last-child{border-bottom:none}
  .compare-list li::before{
    position:absolute;left:0;top:10px;
    font-family:'JetBrains Mono',monospace;font-size:13px;
  }
  .compare-card.classic .compare-list li::before{
    content:'—';color:rgba(245,239,230,0.4);
  }
  .compare-card.preprint .compare-list li::before{
    content:'✓';color:var(--accent);font-weight:700;
  }

  /* Advantages grid */
  .preprint-advantages{
    display:grid;grid-template-columns:repeat(3,1fr);gap:1px;
    background:rgba(245,239,230,0.12);
    border:1px solid rgba(245,239,230,0.12);
  }
  .advantage{
    background:#0f0a06;
    padding:44px 32px;
    transition:background .4s;
    position:relative;
  }
  .advantage:hover{background:#1a1107}
  .advantage-num{
    font-family:'JetBrains Mono',monospace;
    font-size:11px;letter-spacing:0.15em;color:var(--accent);
    margin-bottom:24px;font-weight:600;
  }
  .advantage-icon{
    width:44px;height:44px;
    color:var(--accent);
    margin-bottom:24px;
  }
  .advantage h4{
    font-family:'Fraunces',serif;font-weight:400;
    font-size:24px;letter-spacing:-0.02em;line-height:1.15;
    margin-bottom:14px;color:var(--paper);
  }
  .advantage p{
    font-size:14px;line-height:1.6;
    color:rgba(245,239,230,0.65);
  }

  /* Final pitch */
  .preprint-pitch{
    margin-top:80px;padding:48px 44px;
    border:1px solid rgba(243,146,0,0.4);
    background:linear-gradient(135deg,rgba(243,146,0,0.05),transparent);
    display:grid;grid-template-columns:1fr auto;gap:40px;align-items:center;
  }
  .preprint-pitch h3{
    font-family:'Fraunces',serif;font-weight:300;
    font-size:32px;letter-spacing:-0.025em;line-height:1.15;
    color:var(--paper);
  }
  .preprint-pitch h3 em{font-style:italic;color:var(--accent);font-weight:400}
  .preprint-pitch a{
    background:var(--accent);color:var(--ink);
    padding:18px 32px;font-size:14px;font-weight:600;
    letter-spacing:0.04em;text-decoration:none;
    display:inline-flex;align-items:center;gap:12px;white-space:nowrap;
    transition:all .3s;
  }
  .preprint-pitch a:hover{background:var(--paper);transform:translateY(-2px)}

  @media (max-width:1024px){
    .preprint-compare{grid-template-columns:1fr;gap:24px}
    .preprint-advantages{grid-template-columns:1fr}
    .preprint-pitch{grid-template-columns:1fr;text-align:center;padding:36px 28px}
    .preprint-pitch a{justify-self:center}
  }

  /* ============ CERTIFICATIONS BAND ============ */
  .certifications{
    background:var(--paper);
    padding:100px 0;
    border-top:1px solid rgba(26,20,16,0.08);
    border-bottom:1px solid rgba(26,20,16,0.08);
    position:relative;
  }
  .cert-header{
    display:grid;grid-template-columns:1fr 1.2fr;gap:80px;align-items:end;
    margin-bottom:64px;
  }
  .cert-header h2{
    font-family:'Fraunces',serif;font-weight:300;
    font-size:clamp(36px,4.5vw,64px);
    line-height:0.98;letter-spacing:-0.035em;
  }
  .cert-header h2 em{font-style:italic;color:var(--accent-deep);font-weight:400}
  .cert-header p{
    font-size:16px;line-height:1.6;color:var(--ink-soft);max-width:480px;
  }
  .cert-grid{
    display:grid;grid-template-columns:1fr 1fr;gap:1px;
    background:var(--line);
    border:1px solid var(--line);
  }
  .cert-card{
    background:var(--paper);
    padding:48px 44px;
    display:grid;grid-template-columns:auto 1fr;gap:36px;align-items:start;
    transition:background .4s;
  }
  .cert-card:hover{background:var(--paper-warm)}
  .cert-badge{
    width:120px;height:120px;
    border:1.5px solid var(--ink);
    border-radius:50%;
    display:grid;place-items:center;
    text-align:center;
    background:var(--paper-warm);
    position:relative;
    flex-shrink:0;
  }
  .cert-badge::before{
    content:'';position:absolute;inset:6px;
    border:1px solid var(--ink);
    border-radius:50%;
    opacity:0.2;
  }
  .cert-badge-inner{
    font-family:'Fraunces',serif;
    font-size:11px;font-weight:500;letter-spacing:0.08em;
    text-transform:uppercase;line-height:1.3;
    color:var(--ink);
  }
  .cert-badge-inner strong{
    display:block;
    font-family:'Fraunces',serif;
    font-size:22px;font-weight:400;font-style:italic;
    letter-spacing:-0.02em;text-transform:none;
    margin:4px 0;color:var(--accent-deep);
  }
  .cert-meta{
    font-family:'JetBrains Mono',monospace;
    font-size:10px;letter-spacing:0.18em;text-transform:uppercase;
    color:var(--kraft-dark);margin-bottom:14px;
  }
  .cert-card h3{
    font-family:'Fraunces',serif;font-weight:400;
    font-size:30px;letter-spacing:-0.02em;line-height:1.1;
    margin-bottom:14px;
  }
  .cert-card p{
    font-size:14px;line-height:1.6;color:var(--ink-soft);
    margin-bottom:18px;
  }
  .cert-scope{
    font-family:'JetBrains Mono',monospace;
    font-size:10px;letter-spacing:0.12em;text-transform:uppercase;
    color:var(--accent);
    display:inline-flex;align-items:center;gap:8px;
    padding-top:12px;border-top:1px solid rgba(26,20,16,0.12);
  }
  .cert-scope::before{content:'✓';color:var(--accent);font-size:12px}

  @media (max-width:1024px){
    .cert-header{grid-template-columns:1fr;gap:32px}
    .cert-grid{grid-template-columns:1fr}
  }
  @media (max-width:640px){
    .cert-card{grid-template-columns:1fr;gap:24px;padding:36px 28px;text-align:center}
    .cert-badge{margin:0 auto}
  }