.card-stack-section{background-color:#0a0c10;position:relative;overflow:hidden;padding:140px 0;min-height:100vh;display:flex;align-items:center;justify-content:center}.card-stack-section::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at 50% 50%,rgba(125,128,255,.08) 0,transparent 50%);pointer-events:none}.light-theme .card-stack-section{background-color:#f8f9fa}.light-theme .card-stack-section::before{background:radial-gradient(circle at 50% 50%,rgba(125,128,255,.06) 0,transparent 50%)}.card-stack-container{max-width:1200px;margin:0 auto;padding:0 40px;position:relative;z-index:1}.card-stack-header{text-align:center;margin-bottom:80px}.card-stack-header h2{font-size:3rem;font-weight:700;color:#fff;margin-bottom:20px;letter-spacing:-.02em}.card-stack-header p{font-size:1.25rem;color:rgba(255,255,255,.7);max-width:600px;margin:0 auto}.light-theme .card-stack-header h2{color:#1a1a1a}.light-theme .card-stack-header p{color:#4a5568}.card-stack-wrapper{display:flex;align-items:center;justify-content:center;min-height:600px}.card-stack-content{width:360px;height:520px;position:relative;margin:0 auto}.stack-card{position:absolute;width:340px;height:520px;border-radius:24px;background:#fff;box-shadow:0 35px 14px rgba(0,0,0,.01),0 20px 12px rgba(0,0,0,.05),0 9px 9px rgba(0,0,0,.09),0 2px 5px rgba(0,0,0,.1);cursor:grab;transition:transform .3s cubic-bezier(.4, 0, .2, 1),opacity .3s ease,z-index 50ms;user-select:none;touch-action:none;will-change:transform}.stack-card:active{cursor:grabbing}.stack-card-image{width:100%;height:100%;object-fit:cover;border-radius:24px;pointer-events:none}.stack-card-content{position:absolute;bottom:0;left:0;right:0;padding:40px 30px;background:linear-gradient(180deg,rgba(0,0,0,0) 0,rgba(0,0,0,.3) 40%,rgba(0,0,0,.7) 100%);border-radius:0 0 24px 24px}.stack-card-title{font-family:Inter,-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;font-size:24px;font-weight:600;color:#fff;margin-bottom:12px;letter-spacing:-.02em}.stack-card-description{font-family:Inter,-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;font-size:15px;font-weight:400;line-height:1.6;color:rgba(255,255,255,.9)}.stack-card-tag{display:inline-block;background:rgba(125,128,255,.2);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid rgba(125,128,255,.3);border-radius:20px;padding:6px 14px;font-size:13px;font-weight:500;color:#fff;margin-bottom:16px}.swipe-instruction{text-align:center;margin-top:40px;color:rgba(255,255,255,.5);font-size:14px;font-weight:500;letter-spacing:.05em;text-transform:uppercase}.light-theme .swipe-instruction{color:rgba(0,0,0,.4)}.swipe-instruction svg{display:inline-block;width:20px;height:20px;margin-left:8px;vertical-align:middle;animation:swipeHint 2s ease-in-out infinite}@keyframes swipeHint{0%,100%{transform:translateX(0)}50%{transform:translateX(10px)}}@media (max-width:991px){.card-stack-section{padding:100px 0}.card-stack-header h2{font-size:2.5rem}.card-stack-container{padding:0 30px}}@media (max-width:767px){.card-stack-section{padding:80px 0;min-height:auto}.card-stack-header h2{font-size:2rem}.card-stack-header p{font-size:1.1rem}.card-stack-header{margin-bottom:60px}.card-stack-content{width:320px;height:480px}.stack-card{width:300px;height:480px}.card-stack-container{padding:0 20px}.stack-card-content{padding:30px 24px}.stack-card-title{font-size:20px}.stack-card-description{font-size:14px}}@media (max-width:480px){.card-stack-content{width:280px;height:440px}.stack-card{width:260px;height:440px}.card-stack-header h2{font-size:1.75rem}}