:root{--primary-color:#0d6efd;--secondary-color:#6c757d;--success-color:#198754;--warning-color:#ffc107;--danger-color:#dc3545;--light-color:#f8f9fa;--dark-color:#212529;--text-color:#343a40;--text-muted:#6c757d;--bg-color:#f0f2f5;--card-bg:#fff;--border-radius-sm:.25rem;--border-radius-md:.5rem;--border-radius-lg:.75rem;--border-radius-pill:50rem;--shadow-sm:0 .125rem .25rem rgba(0,0,0,.075);--shadow-md:0 .5rem 1rem rgba(0,0,0,.1);--shadow-lg:0 1rem 3rem rgba(0,0,0,.12),0 .25rem .5rem rgba(0,0,0,.06);--font-family:"Inter",sans-serif;--transition-smooth:all .5s cubic-bezier(.4,0,.2,1);--gradient-whatsapp:linear-gradient(135deg,#25d366,#128c7e);--rgb-primary-color:13,110,253;--rgb-whatsapp-dark:18,140,126}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font-family);background-color:var(--bg-color);color:var(--text-color);line-height:1.7;overflow-x:hidden;animation:pulseBodyBackground 15s infinite alternate ease-in-out}@keyframes pulseBodyBackground{0%{background-color:#f0f2f5}100%{background-color:#e6e9ed}}.container{max-width:1300px;margin:0 auto;padding:40px 20px}.container>h1{text-align:center;margin-bottom:40px;font-size:2.5rem;font-weight:700;color:#008080;letter-spacing:-.5px}.loading-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background-color:rgba(255,255,255,.95);display:flex;justify-content:center;align-items:center;z-index:10000;transition:opacity .5s ease-out,visibility 0s .5s linear}.loader{border:6px solid #e3e3e3;border-top:6px solid var(--primary-color);border-radius:50%;width:50px;height:50px;animation:spinLoader .8s linear infinite}@keyframes spinLoader{0%{transform:rotate(0deg)}100%{transform:rotate(360deg)}}.loading-overlay.hidden{opacity:0;visibility:hidden;transition:opacity .5s ease-out,visibility 0s .5s linear}.course-cards-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:30px}.course-card{background-color:var(--card-bg);border-radius:var(--border-radius-lg);box-shadow:var(--shadow-md);overflow:hidden;display:flex;flex-direction:column;transition:transform .3s ease,box-shadow .3s ease}.card-visual-link,.course-title-link{text-decoration:none}.card-visual-area{position:relative;overflow:hidden;background-color:#eee;aspect-ratio:3/2}.card-visual-area img{width:100%;height:100%;object-fit:cover;transition:transform .6s cubic-bezier(.25,.46,.45,.94)}.card-visual-link:hover .card-visual-area img{transform:scale(1.12)}.category-tag{position:absolute;top:15px;right:15px;padding:5px 12px;border-radius:var(--border-radius-pill);font-size:.75rem;font-weight:600;color:#fff;background-color:#008080;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.18);box-shadow:0 2px 5px rgba(0,0,0,.2);transition:background-color .5s ease,border-color .5s ease}.card-visual-link:hover .category-tag{background-color:#ffb347;border-color:#ffb347;color:#fff}.button-timing{padding-right:4px}.gradient-overlay{position:absolute;bottom:0;left:0;width:100%;height:70%;background:linear-gradient(to top,rgba(0,0,0,.65) 0%,rgba(0,0,0,0) 100%);pointer-events:none}.course-title{font-size:1.3rem;font-weight:600;text-align:center;padding:20px 20px 15px;color:#008080;transition:color .5s ease;line-height:1.4;min-height:60px;display:flex;align-items:center;justify-content:center}.course-title-link:hover .course-title{color:#ffb347}.date-selectors{display:flex;justify-content:center;gap:15px;padding:0 20px 20px;flex-wrap:wrap}.date-selector-btn{background-color:#f8f9fa;color:#495057;border:1px solid #ced4da;padding:12px 24px;border-radius:var(--border-radius-pill);font-weight:500;cursor:pointer;transition:var(--transition-smooth);box-shadow:none}.date-selector-btn:hover{background-color:#ffb347;border-color:#ffb347;color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-sm)}.date-selector-btn.active{background-color:#ffb347;color:#fff;border-color:#ffb347;font-weight:600;box-shadow:0 3px 8px rgba(var(--rgb-primary-color),.35)}.info-area{margin:0 20px 20px;padding:18px;background-color:var(--light-color);border-radius:var(--border-radius-md);border:1px solid #e3e3e3;flex-grow:1;display:flex;flex-direction:column}.timing-details-container{font-size:.9rem}.timing-details-content{display:none}.timing-details-content.active-timing{display:block}.timing-details-content p{margin-bottom:10px;color:var(--text-muted);display:grid;grid-template-columns:auto max-content 1fr;align-items:baseline;gap:0 8px}.timing-details-content p:last-child{margin-bottom:0}.timing-details-content .info-icon{font-size:1.1em;min-width:22px;text-align:center;color:var(--primary-color)}.timing-details-content strong{font-weight:500;color:var(--text-color);white-space:nowrap;justify-self:end}.timing-details-content .info-value{word-break:break-word}.capacity-text.available{color:var(--success-color);font-weight:600}.capacity-text.limited{color:var(--warning-color);font-weight:600}.capacity-text.full{color:var(--danger-color);font-weight:600}.contact-buttons{padding:10px 20px 25px;margin-top:auto;display:flex;justify-content:center}.contact-btn{padding:10px 25px;border:none;border-radius:var(--border-radius-pill);color:var(--light-color);text-align:center;font-weight:600;font-size:.95rem;text-decoration:none;cursor:pointer;position:relative;overflow:hidden;transition:transform .4s ease,box-shadow .4s ease;box-shadow:var(--shadow-sm);display:inline-flex;align-items:center;gap:8px}.contact-btn:hover{transform:translateY(-3px);box-shadow:0 6px 12px rgba(var(--rgb-whatsapp-dark),.3)}.contact-btn.whatsapp{background:var(--gradient-whatsapp)}.contact-btn .btn-icon::before{content:"";font-family:"Font Awesome 5 Brands";margin-right:5px}.ripple{position:absolute;border-radius:50%;background-color:rgba(255,255,255,.5);transform:scale(0);animation:ripple-animation .7s cubic-bezier(0,0,.2,1);pointer-events:none}@keyframes ripple-animation{to{transform:scale(4);opacity:0}}@media(min-width:992px){.course-cards-grid{grid-template-columns:repeat(2,1fr);max-width:none}}@media(max-width:991px){.course-cards-grid{grid-template-columns:1fr;max-width:550px;margin-left:auto;margin-right:auto}.container>h1{font-size:2.2rem}.date-selectors{gap:12px}.date-selector-btn{padding:10px 20px;font-size:.9rem}}@media(max-width:576px){.container{padding:30px 15px}.container>h1{font-size:1.8rem;margin-bottom:30px}.course-card{border-radius:var(--border-radius-md)}.course-title{font-size:1.15rem;padding:15px 15px 10px;min-height:50px}.date-selectors{padding:0 15px 15px;gap:8px}.date-selector-btn{padding:8px 16px;font-size:.8rem}.info-area{margin:0 15px 15px;padding:15px}.timing-details-container{font-size:.85rem}.contact-buttons{padding:15px 15px 20px}.contact-btn{padding:9px 20px;font-size:.9rem}}