[data-theme=london]{--london-royal-blue:#002366;--london-guards-red:#C60C30;--london-fog:#E5E4E2;--london-cream:#FDF5E6;--london-gold:#D4AF37;font-family:Montserrat,sans-serif;background-color:var(--london-cream);color:#1A1A1A}[data-theme=london] h1,[data-theme=london] h2,[data-theme=london] h3{font-family:Playfair Display,serif;font-weight:700;color:var(--london-royal-blue)}.london-border-ornate{border:4px double var(--london-royal-blue);padding:10px;position:relative}.london-border-ornate:after{content:"";position:absolute;inset:-8px;border:1px solid var(--london-gold);pointer-events:none}.london-stamp{width:80px;height:80px;background:var(--london-guards-red);color:white;display:flex;align-items:center;justify-content:center;text-align:center;font-family:Playfair Display,serif;font-size:10px;font-weight:700;text-transform:uppercase;border-radius:50%;border:2px dashed rgba(255,255,255,.4);box-shadow:0 0 0 4px var(--london-guards-red);transform:rotate(-10deg);animation:slowSpin 20s linear infinite;backdrop-filter:blur(8px)}.london-stamp span{line-height:1.1}.london-panel{background:white;border:1px solid rgba(0,35,102,.1);padding:2.5rem;position:relative;box-shadow:0 15px 40px -10px rgba(0,35,102,.05);transition:all .5s cubic-bezier(.4,0,.2,1)}.london-panel:after{content:"";position:absolute;inset:10px;border:1px solid rgba(212,175,55,.15);pointer-events:none;transition:all .5s ease}.london-panel:hover{transform:translateY(-8px);box-shadow:0 30px 60px -15px rgba(0,35,102,.1);border-color:var(--london-gold)}.london-panel:hover:after{inset:15px;border-color:var(--london-gold)}@keyframes slowSpin{0%{transform:rotate(-10deg)}50%{transform:rotate(10deg)}to{transform:rotate(-10deg)}}@keyframes fogMove{0%{background-position:0 0}to{background-position:100% 0}}.london-fog-overlay{background:url(https://www.transparenttextures.com/patterns/fnoise.png);opacity:.08;mix-blend-mode:multiply}.london-fog-overlay,.london-grain{position:absolute;inset:0;pointer-events:none;z-index:1}.london-grain{background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");opacity:.15;mix-blend-mode:overlay}.london-button-primary{background:var(--london-royal-blue);color:var(--london-cream);padding:14px 28px;font-family:Montserrat,sans-serif;font-weight:700;text-transform:uppercase;letter-spacing:3px;border:1px solid var(--london-gold);transition:all .4s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.london-button-primary:after{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(212,175,55,.2),transparent);transition:all .6s ease}.london-button-primary:hover:after{left:100%}.london-button-primary:hover{background:var(--london-guards-red);border-color:var(--london-guards-red);transform:translateY(-2px);box-shadow:0 10px 25px -5px rgba(198,12,48,.4),0 0 15px rgba(212,175,55,.2)}