.congreso-landing{position:relative;min-height:100vh;padding:40px 0 70px;overflow:hidden;background:radial-gradient(circle at top left, rgba(112,0,136,0.12), transparent 32%),radial-gradient(circle at bottom right, rgba(0,128,160,0.13), transparent 35%),linear-gradient(135deg, #f8f7fb 0%, #fff 45%, #f5fbff 100%)}.congreso-bg-shape{position:absolute;border-radius:999px;filter:blur(3px);opacity:0.45;z-index:0}.congreso-bg-shape-1{width:280px;height:280px;background:rgba(112,0,136,0.12);top:80px;left:-80px}.congreso-bg-shape-2{width:360px;height:360px;background:rgba(0,151,167,0.1);right:-120px;bottom:60px}.congreso-landing .container-fluid{position:relative;z-index:1}.congreso-info-panel{position:sticky;top:24px}.congreso-hero-card,.registro-card,.congreso-pdf-card{border-radius:24px;background:rgba(255,255,255,0.92);box-shadow:0 24px 60px rgba(28,25,84,0.12);border:1px solid rgba(112,0,136,0.08);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.congreso-hero-card{padding:30px;overflow:hidden}.congreso-badge{display:inline-flex;align-items:center;padding:8px 16px;border-radius:999px;color:#700088;background:rgba(112,0,136,0.09);font-size:0.85rem;font-weight:700;letter-spacing:0.4px;text-transform:uppercase}.congreso-title{margin-top:20px;margin-bottom:12px;color:#241032;font-size:2.1rem;font-weight:800;line-height:1.12}.congreso-subtitle{color:#5f5b6b;font-size:1rem;line-height:1.6;margin-bottom:22px}.congreso-meta{display:grid;gap:10px;margin-bottom:24px}.meta-item{display:flex;align-items:center;color:#454052;font-size:0.95rem}.meta-item i{width:34px;height:34px;margin-right:10px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;color:#ffffff;background:linear-gradient(135deg, #700088, #0097a7)}.congreso-image-wrapper{border-radius:22px;padding:12px;background:linear-gradient(135deg, rgba(112,0,136,0.12), rgba(0,151,167,0.12))}.congreso-main-image{width:100%;height:auto;max-height:420px;-o-object-fit:contain;object-fit:contain;border-radius:18px;display:block;background:#ffffff}.congreso-pdf-card{overflow:hidden}.pdf-card-header{padding:18px 22px;color:#ffffff;background:linear-gradient(135deg, #700088, #2c7da0);display:flex;align-items:center;justify-content:space-between}.pdf-card-header h5{color:#ffffff;font-weight:700}.pdf-card-header small{color:rgba(255,255,255,0.82)}.pdf-viewer-wrapper{height:560px;background:#f1f3f6}.pdf-viewer{width:100%;height:100%;border:0}.pdf-fallback{padding:30px;text-align:center}.registro-card{padding:30px}.registro-card-header{display:flex;align-items:center}.registro-icon{width:58px;height:58px;margin-right:16px;border-radius:18px;color:#ffffff;background:linear-gradient(135deg, #700088, #0097a7);display:flex;align-items:center;justify-content:center;font-size:1.35rem;box-shadow:0 12px 25px rgba(112,0,136,0.22)}.registro-card-header h3{color:#241032;font-weight:800}.registro-card-header p{color:#6c6878;font-size:0.95rem}.registro-divider{margin:24px 0;border-top:1px solid rgba(112,0,136,0.12)}.section-title{display:flex;align-items:center;color:#700088;font-size:1.1rem;font-weight:800}.talleres-helper{margin-top:8px;color:#6c6878;font-size:0.92rem}.col-form-label{color:#48425c;font-weight:700;font-size:0.88rem}.input-modern,.select2-container .select2-selection--single{min-height:42px !important;border-radius:12px !important;border:1px solid #ded8e8 !important;background-color:#fbfbfd !important;box-shadow:none !important;transition:all 0.2s ease}.input-modern:focus,.select2-container--focus .select2-selection--single{border-color:#700088 !important;box-shadow:0 0 0 0.18rem rgba(112,0,136,0.12) !important}.select2-container .select2-selection--single .select2-selection__rendered{line-height:40px !important}.select2-container .select2-selection--single .select2-selection__arrow{height:40px !important;top:1px !important;right:1px !important;border-top-right-radius:11px !important;border-bottom-right-radius:11px !important}.taller-card-modern{border:1px solid rgba(112,0,136,0.13);border-radius:18px;cursor:pointer;transition:all 0.22s ease;background:#ffffff;box-shadow:0 10px 25px rgba(28,25,84,0.06)}.taller-card-modern:hover{transform:translateY(-3px);border-color:rgba(112,0,136,0.45);box-shadow:0 18px 40px rgba(28,25,84,0.12)}.taller-card-modern.selected,.taller-card-modern.is-selected{border-color:#700088;background:linear-gradient(135deg, rgba(112,0,136,0.06), rgba(0,151,167,0.05));box-shadow:0 18px 42px rgba(112,0,136,0.16)}.taller-check-wrapper input{width:22px;height:22px;cursor:pointer;accent-color:#700088}.taller-title{color:#241032;font-weight:800;font-size:0.95rem;line-height:1.35}.taller-cupo{padding:5px 10px;border-radius:999px;color:#700088;background:rgba(112,0,136,0.1);font-size:0.72rem;font-weight:800;white-space:nowrap}.taller-meta{color:#555062;font-size:0.82rem}.taller-meta i,.taller-ponente i{color:#700088}.taller-ponente{color:#5c576a;font-size:0.86rem}.taller-desc{color:#777283;font-size:0.82rem;line-height:1.45}.btn-registro{border:none;border-radius:16px;padding:14px 18px;color:#ffffff;font-weight:800;letter-spacing:0.3px;background:linear-gradient(135deg, #700088, #0097a7);box-shadow:0 16px 32px rgba(112,0,136,0.22);transition:all 0.2s ease}.btn-registro:hover,.btn-registro:focus{color:#ffffff;transform:translateY(-2px);box-shadow:0 20px 42px rgba(112,0,136,0.3)}.registro-note{color:#6c6878;font-size:0.88rem}.modal-modern{border-radius:20px;overflow:hidden;border:none;box-shadow:0 24px 70px rgba(28,25,84,0.22)}.modal-modern .modal-header{color:#ffffff;background:linear-gradient(135deg, #700088, #0097a7)}.modal-modern .modal-title{color:#ffffff;font-weight:800}.modal-modern .close{color:#ffffff;opacity:1}@media (max-width: 991px){.congreso-landing{padding:22px 0 45px}.congreso-info-panel{position:relative;top:auto}.congreso-title{font-size:1.65rem}.qr-card,.registro-card,.congreso-hero-card{padding:22px}.pdf-viewer-wrapper{height:420px}}@media (max-width: 575px){.pdf-card-header{display:block}.pdf-card-header .btn{margin-top:12px}.pdf-viewer-wrapper{height:360px}}.custom-checkbox input{position:absolute;opacity:0;cursor:pointer;height:0;width:0}.custom-checkbox{display:inline-block;position:relative;cursor:pointer;width:25px;height:25px}.custom-checkbox .checkmark{position:absolute;top:0;left:0;height:25px;width:25px;background-color:#fff;border:1px solid #dcd1e6;border-radius:6px;transition:all 0.2s ease}.custom-checkbox:hover input~.checkmark{background-color:#f8f5fa}.custom-checkbox input:checked~.checkmark{background-color:#700088;border-color:#700088}.custom-checkbox .checkmark:after{content:"";position:absolute;display:none}.custom-checkbox input:checked~.checkmark:after{display:block}.custom-checkbox .checkmark:after{left:9px;top:5px;width:6px;height:12px;border:solid white;border-width:0 2px 2px 0;transform:rotate(45deg)}