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.faq-icon::before{transform:rotate(90deg)}.faq-answer{max-height:0;overflow:hidden;transition:max-height 0.4s ease,padding 0.3s ease}.faq-answer-inner{padding:0 1.5rem 1.5rem;color:var(--osc-text-body);line-height:1.7}.faq-answer-inner p{margin-bottom:0.75rem}.faq-answer-inner p:last-child{margin-bottom:0}.faq-answer-inner ul,.faq-answer-inner ol{margin-bottom:0.75rem;padding-left:1.25rem}.faq-answer-inner li{margin-bottom:0.5rem}.faq-item.active .faq-answer{max-height:500px}.faq-dark .faq-item{background:rgba(255,255,255,0.05);border-color:rgba(255,255,255,0.1)}.faq-dark .faq-question{color:#FFFFFF}.faq-dark .faq-answer-inner{color:rgba(255,255,255,0.85)}.faq-dark .faq-icon::before,.faq-dark .faq-icon::after{background:var(--osc-accent-bright)}@media (max-width:576px){.faq-question{padding:1rem 1.25rem;font-size:0.95rem}.faq-answer-inner{padding:0 1.25rem 1.25rem;font-size:0.9rem}}.fade-in-up{opacity:0;transition:opacity 0.5s ease-out}.fade-in-up.visible{opacity:1}.fade-in-left{opacity:0;transition:opacity 0.5s ease-out}.fade-in-left.visible{opacity:1}.fade-in-right{opacity:0;transition:opacity 0.5s ease-out}.fade-in-right.visible{opacity:1}.scale-in{opacity:0;transition:opacity 0.5s ease-out}.scale-in.visible{opacity:1}.delay-100{transition-delay:0.1s}.delay-200{transition-delay:0.2s}.delay-300{transition-delay:0.3s}.delay-400{transition-delay:0.4s}.delay-500{transition-delay:0.5s}@media (prefers-reduced-motion:reduce){.fade-in-up,.fade-in-left,.fade-in-right,.scale-in{opacity:1;transform:none;transition:none}}.mobile-sticky-cta{position:fixed;bottom:0;left:0;right:0;height:60px;background:#0B2F36;z-index:1050;box-shadow:0 -2px 10px rgba(0,0,0,0.15);border-top:1px solid rgba(255,255,255,0.1)}.sticky-btn{display:flex;align-items:center;justify-content:center;width:100%;height:100%;color:#fff;text-decoration:none;font-weight:600;font-size:1rem;transition:background 0.2s}.sticky-btn:active{background:rgba(255,255,255,0.1)}.sticky-btn-whatsapp{background:#0f766e}@media (max-width:991px){body{padding-bottom:60px}.whatsapp-float{bottom:75px !important}}.scroll-to-top{position:fixed;bottom:100px;right:24px;width:48px;height:48px;background:var(--osc-accent);color:#FFFFFF;border:none;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px rgba(15,118,110,0.3);opacity:0;visibility:hidden;transform:translateY(20px);transition:opacity 0.3s ease,visibility 0.3s ease,transform 0.3s ease;z-index:9997}.scroll-to-top:hover{background:var(--osc-accent-dark);transform:translateY(-3px);box-shadow:0 6px 16px rgba(15,118,110,0.4)}.scroll-to-top.visible{opacity:1;visibility:visible;transform:translateY(0)}.scroll-to-top svg{width:24px;height:24px;fill:currentColor}.scroll-to-top:focus-visible{outline:3px solid var(--osc-accent-bright);outline-offset:2px}@media (max-width:400px){.scroll-to-top{bottom:90px;right:16px;width:44px;height:44px}}.reading-progress{position:fixed;top:0;left:0;width:0%;height:3px;background:linear-gradient(90deg,var(--osc-accent) 0%,var(--osc-accent-bright) 100%);z-index:10001;transition:width 0.1s ease-out}body:not(.has-article) .reading-progress{display:none}