/* dedelberg.com — shared styles */
*{margin:0;padding:0;box-sizing:border-box}
:root{
  --primary:#2563eb;--primary-dark:#1e40af;--accent:#0ea5e9;--success:#10b981;
  --text:#1e293b;--text-light:#64748b;--bg:#ffffff;--bg-light:#f8fafc;--border:#e2e8f0;
  --radius:16px;--shadow:0 4px 20px rgba(0,0,0,.06);--shadow-hover:0 12px 40px rgba(37,99,235,.15);
  --display:'Space Grotesk',sans-serif;
}
html{scroll-behavior:smooth;scroll-padding-top:90px}
body{font-family:'Inter',sans-serif;color:var(--text);background:var(--bg);line-height:1.6;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit}

/* Header / nav */
header{position:fixed;top:0;width:100%;background:rgba(255,255,255,.9);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);z-index:1000;border-bottom:1px solid var(--border)}
nav{max-width:1200px;margin:0 auto;padding:1.25rem 2rem;display:flex;justify-content:space-between;align-items:center}
.logo{font-family:var(--display);font-size:1.5rem;font-weight:700;color:var(--primary);text-decoration:none}
nav ul{display:flex;gap:2.5rem;list-style:none;align-items:center}
nav li{position:relative}
nav a{text-decoration:none;color:var(--text);font-weight:500;transition:color .3s;position:relative}
nav ul>li>a::after{content:'';position:absolute;bottom:-5px;left:0;width:0;height:2px;background:var(--primary);transition:width .3s}
nav ul>li>a:hover::after,nav ul>li>a.active::after{width:100%}
.dropdown-toggle{cursor:pointer;display:flex;align-items:center;gap:.25rem;font-weight:500;background:none;border:0;font:inherit;color:var(--text);position:relative}
.dropdown-toggle::after{content:'▾';font-size:.875rem}
.dropdown-toggle.active::before{content:'';position:absolute;bottom:-5px;left:0;width:100%;height:2px;background:var(--primary)}
.dropdown-menu{position:absolute;top:100%;left:0;margin-top:1rem;background:#fff;border-radius:8px;box-shadow:0 10px 40px rgba(0,0,0,.1);padding:.5rem 0;min-width:200px;opacity:0;visibility:hidden;transform:translateY(-10px);transition:all .3s}
.dropdown:hover .dropdown-menu,.dropdown:focus-within .dropdown-menu{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown-menu a{display:block;padding:.75rem 1.5rem;transition:all .2s}
.dropdown-menu a:hover{background:var(--bg-light);color:var(--primary)}
.dropdown-menu a.active{color:var(--primary);font-weight:600}
.nav-toggle{display:none;background:none;border:0;width:44px;height:44px;cursor:pointer;position:relative}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{position:absolute;left:10px;width:24px;height:2px;background:var(--text);transition:transform .25s,top .25s,opacity .2s;content:''}
.nav-toggle span{top:21px}.nav-toggle span::before{top:-7px;left:0}.nav-toggle span::after{top:7px;left:0}
.nav-open .nav-toggle span{background:transparent}
.nav-open .nav-toggle span::before{top:0;transform:rotate(45deg)}
.nav-open .nav-toggle span::after{top:0;transform:rotate(-45deg)}

/* Buttons */
.btn{padding:1rem 2rem;border-radius:8px;font-weight:600;text-decoration:none;transition:all .3s;display:inline-block;text-align:center}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 4px 12px rgba(37,99,235,.3)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 8px 20px rgba(37,99,235,.4)}
.btn-secondary{background:#fff;color:var(--primary);border:2px solid var(--primary)}
.btn-secondary:hover{background:var(--primary);color:#fff;transform:translateY(-2px)}

/* Page header (inner pages) */
.page-header{margin-top:78px;padding:6rem 2rem 4rem;background:linear-gradient(135deg,#f8fafc 0%,#e0f2fe 100%);text-align:center}
.page-header h1{font-family:var(--display);font-size:3rem;font-weight:700;line-height:1.15;margin-bottom:1rem}
.page-header p{font-size:1.25rem;color:var(--text-light);max-width:720px;margin:0 auto}

/* Sections */
.section{padding:6rem 2rem;max-width:1200px;margin:0 auto}
.section-wide{max-width:1400px}
.band{background:var(--bg-light)}
.section-title{font-family:var(--display);font-size:2.5rem;font-weight:700;text-align:center;margin-bottom:1rem;line-height:1.2}
.section-subtitle{text-align:center;color:var(--text-light);font-size:1.125rem;margin:0 auto 4rem;max-width:760px}
.eyebrow{display:inline-block;padding:.4rem .9rem;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;font-size:.8125rem;border-radius:50px;font-weight:600;margin-bottom:1.25rem;letter-spacing:.01em}
.tag,.tech-tag{padding:.4rem .9rem;background:var(--bg-light);border:1px solid var(--border);border-radius:50px;font-size:.8125rem;color:var(--text);display:inline-block}
.tags{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1.25rem}

/* Impact metric (before → after) */
.impact{display:flex;align-items:center;gap:.75rem;flex-wrap:wrap;font-family:var(--display)}
.impact .from{font-size:1.25rem;color:var(--text-light);text-decoration:line-through;text-decoration-thickness:2px;text-decoration-color:rgba(100,116,139,.5)}
.impact .arrow{color:var(--accent);font-size:1.25rem}
.impact .to{font-size:2.25rem;font-weight:700;color:var(--primary);line-height:1}
.impact-label{font-size:.875rem;color:var(--text-light);margin-top:.35rem}

/* CTA + footer */
.cta-section{padding:6rem 2rem;background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);text-align:center;color:#fff}
.cta-section h2{font-family:var(--display);font-size:2.5rem;margin-bottom:1rem;line-height:1.2}
.cta-section p{font-size:1.25rem;margin:0 auto 2rem;opacity:.9;max-width:680px}
.cta-section .btn{background:#fff;color:var(--primary)}
.cta-section .btn:hover{transform:translateY(-4px);box-shadow:0 12px 30px rgba(0,0,0,.2)}
footer{padding:3rem 2rem;background:var(--text);color:#fff;text-align:center}
.social-links{display:flex;gap:1.25rem;justify-content:center;margin-bottom:1.5rem}
.social-links a{width:40px;height:40px;background:rgba(255,255,255,.1);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;text-decoration:none;transition:all .3s;font-weight:600}
.social-links a:hover{background:var(--primary);transform:translateY(-3px)}
footer p{opacity:.75;font-size:.9375rem}

/* Lightbox (with gallery navigation) */
.lightbox{display:none;position:fixed;z-index:9999;inset:0;background:rgba(10,15,25,.95);align-items:center;justify-content:center;flex-direction:column;padding:4rem 1rem 2rem}
.lightbox.active{display:flex}
.lightbox img{max-width:min(1400px,92vw);max-height:78vh;object-fit:contain;border-radius:6px;background:#fff}
.lightbox-caption{color:#e2e8f0;margin-top:1rem;text-align:center;font-size:.95rem;min-height:1.5em}
.lightbox-count{opacity:.6;margin-left:.5rem}
.lb-btn{position:absolute;background:rgba(255,255,255,.1);border:0;color:#fff;width:52px;height:52px;border-radius:50%;font-size:1.75rem;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s}
.lb-btn:hover{background:var(--primary)}
.lb-close{top:16px;right:16px}
.lb-prev{left:16px;top:50%;transform:translateY(-50%)}
.lb-next{right:16px;top:50%;transform:translateY(-50%)}
.lightbox.single .lb-prev,.lightbox.single .lb-next,.lightbox.single .lightbox-count{display:none}

/* Animations */
@keyframes slideUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

/* Responsive nav */
@media (max-width:968px){
  .nav-toggle{display:block}
  nav ul{position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;background:#fff;border-bottom:1px solid var(--border);box-shadow:0 12px 30px rgba(0,0,0,.08);padding:.5rem 0;display:none}
  .nav-open nav ul{display:flex}
  nav ul>li>a,.dropdown-toggle{display:block;padding:.9rem 2rem}
  nav ul>li>a::after,.dropdown-toggle.active::before,.dropdown-toggle::after{display:none}
  .dropdown-menu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;margin:0;padding:0 0 .5rem;min-width:0}
  .dropdown-menu a{padding:.6rem 3rem;color:var(--text-light)}
  .page-header{padding:4.5rem 1rem 3rem}
  .page-header h1{font-size:2.1rem}
  .section{padding:4rem 1rem}
  .section-title,.cta-section h2{font-size:2rem}
  .section-subtitle{margin-bottom:2.5rem}
  .cta-section{padding:4rem 1rem}
}
@media (max-width:640px){
  nav{padding:.9rem 1rem}
  .page-header h1{font-size:1.85rem}
  .page-header p{font-size:1.05rem}
  .lb-prev,.lb-next{top:auto;bottom:16px;transform:none}
  .lightbox img{max-height:70vh}
}