:root{--bg-primary:#fff;--bg-secondary:#f9fafb;--bg-tertiary:#f3f4f6;--bg-card:#fff;--bg-card-hover:#f9fafb;--bg-badge:#f3f4f6;--bg-elevated:#fff;--text-primary:#111827;--text-secondary:#374151;--text-muted:#6b7280;--text-inverse:#fff;--accent:#2563eb;--accent-hover:#1d4ed8;--accent-subtle:#eff6ff;--accent-green:#059669;--accent-green-subtle:#ecfdf5;--accent-amber:#d97706;--accent-amber-subtle:#fffbeb;--accent-red:#dc2626;--accent-cyan:#0891b2;--gradient-hero:#f9fafb;--gradient-brand:var(--accent);--gradient-green:var(--accent-green);--gradient-glow:transparent;--border-subtle:#e5e7eb;--border-card:#e5e7eb;--border-accent:var(--accent);--shadow-sm:0 1px 2px 0 #0000000d;--shadow-card:0 1px 3px 0 #0000001a, 0 1px 2px 0 #0000000f;--shadow-glow:none;--font-heading:"Inter", -apple-system, BlinkMacSystemFont, sans-serif;--font-body:"Inter", -apple-system, BlinkMacSystemFont, sans-serif;--font-mono:"JetBrains Mono", "Fira Code", monospace;--section-padding:96px;--container-max:1200px;--container-padding:24px;--radius-sm:4px;--radius-md:6px;--radius-lg:8px;--radius-xl:12px;--radius-full:9999px;--transition-fast:.1s ease-out;--transition-base:.2s ease-out;--transition-slow:.3s ease-out}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:16px}body{font-family:var(--font-body);background-color:var(--bg-primary);color:var(--text-secondary);line-height:1.7;overflow-x:hidden}img{max-width:100%;height:auto;display:block}a{color:inherit;transition:color var(--transition-fast);text-decoration:none}ul{list-style:none}button{cursor:pointer;background:0 0;border:none;font-family:inherit}input,select,textarea{font-family:inherit;font-size:inherit}.container{max-width:var(--container-max);padding:0 var(--container-padding);margin:0 auto}.section{padding:var(--section-padding) 0}.section-label{text-transform:uppercase;letter-spacing:2px;color:var(--accent);align-items:center;gap:8px;margin-bottom:14px;font-size:.78rem;font-weight:700;display:inline-flex}.section-label .label-dot{background:var(--accent);border-radius:50%;width:6px;height:6px}.section-title{font-family:var(--font-heading);color:var(--text-primary);letter-spacing:-.8px;margin-bottom:16px;font-size:clamp(2rem,4vw,2.8rem);font-weight:800;line-height:1.25}.section-subtitle{color:var(--text-muted);max-width:640px;font-size:1.1rem;line-height:1.7}.navbar{z-index:1000;transition:all var(--transition-base);background:0 0;padding:16px 0;position:fixed;top:0;left:0;right:0}.navbar.scrolled{-webkit-backdrop-filter:blur(16px)saturate(180%);border-bottom:1px solid var(--border-subtle);box-shadow:var(--shadow-sm);background:#ffffffeb;padding:10px 0}.nav-container{justify-content:space-between;align-items:center;display:flex}.nav-logo{align-items:center;gap:10px;display:flex}.nav-logo img{filter:brightness(.15);width:auto;height:38px}.nav-links{background:var(--bg-secondary);border-radius:var(--radius-full);border:1px solid var(--border-subtle);align-items:center;gap:4px;padding:4px;display:flex}.nav-link{color:var(--text-secondary);border-radius:var(--radius-full);transition:all var(--transition-fast);white-space:nowrap;padding:8px 18px;font-size:.88rem;font-weight:600}.nav-link:hover,.nav-link.active-page{color:var(--text-primary);box-shadow:var(--shadow-sm);background:#fff}.nav-link.nav-cta{background:var(--text-primary);font-weight:500;color:#fff!important}.nav-link.nav-cta:hover{background:var(--accent);box-shadow:var(--shadow-sm)}.nav-toggle{z-index:1001;flex-direction:column;gap:5px;padding:8px;display:none}.hamburger-line{background:var(--text-primary);width:22px;height:2px;transition:all var(--transition-base);border-radius:2px}.nav-toggle.active .hamburger-line:first-child{transform:rotate(45deg)translate(5px,5px)}.nav-toggle.active .hamburger-line:nth-child(2){opacity:0}.nav-toggle.active .hamburger-line:nth-child(3){transform:rotate(-45deg)translate(5px,-5px)}.nav-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);opacity:0;pointer-events:none;transition:opacity var(--transition-base);z-index:998;background:#0f172a66;position:fixed;inset:0}.nav-overlay.active{opacity:1;pointer-events:all}.btn{font-size:.92rem;font-weight:600;font-family:var(--font-body);border-radius:var(--radius-md);transition:all var(--transition-base);cursor:pointer;white-space:nowrap;border:none;justify-content:center;align-items:center;gap:10px;padding:14px 28px;display:inline-flex}.btn-primary{background:var(--text-primary);color:#fff;border:1px solid var(--text-primary)}.btn-primary:hover{box-shadow:var(--shadow-sm);background:#000;transform:translateY(-1px)}.btn-secondary{color:var(--text-primary);border:1px solid var(--border-subtle);box-shadow:var(--shadow-sm);background:#fff}.btn-secondary:hover{background:var(--bg-secondary);border-color:#cbd5e1;transform:translateY(-1px)}.btn-whatsapp{color:#10b981;background:#fff;border:1px solid #10b981}.btn-whatsapp:hover{box-shadow:var(--shadow-sm);background:#ecfdf5;transform:translateY(-1px)}.btn-large{padding:16px 36px;font-size:1rem}.btn-full{width:100%}.hero{background:var(--bg-secondary);border-bottom:1px solid var(--border-subtle);align-items:center;min-height:90vh;padding:140px 0 80px;display:flex;position:relative;overflow:hidden}.hero:before{content:none}.hero-content{z-index:2;text-align:center;max-width:880px;margin:0 auto;position:relative}.hero-badge{border:1px solid var(--border-subtle);border-radius:var(--radius-full);color:var(--text-secondary);background:#fff;align-items:center;gap:8px;margin-bottom:28px;padding:6px 18px;font-size:.82rem;font-weight:600;display:inline-flex}.badge-dot{background:var(--accent);width:7px;height:7px;box-shadow:0 0 6px var(--accent);border-radius:50%;animation:2s infinite pulse-dot}@keyframes pulse-dot{0%,to{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(1.3)}}.hero-title{font-family:var(--font-heading);color:var(--text-primary);letter-spacing:-1.5px;margin-bottom:24px;font-size:clamp(2.6rem,5.5vw,4.2rem);font-weight:800;line-height:1.12}.text-gradient{color:var(--accent)}.hero-subtitle{color:var(--text-muted);max-width:660px;margin:0 auto 36px;font-size:1.15rem;line-height:1.8}.hero-ctas{flex-wrap:wrap;justify-content:center;gap:14px;margin-bottom:54px;display:flex}.trust-bar{border-top:1px solid var(--border-subtle);flex-wrap:wrap;justify-content:center;gap:48px;padding:32px 0;display:flex}.trust-item{text-align:center}.trust-number{font-family:var(--font-heading);color:var(--text-primary);letter-spacing:-.5px;font-size:2.2rem;font-weight:800;display:block}.trust-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:1px;margin-top:2px;font-size:.78rem;font-weight:700}.partners-bar{border-top:1px solid var(--border-subtle);flex-wrap:wrap;justify-content:center;align-items:center;gap:24px;margin-top:36px;padding:24px 0;display:flex}.partner-badge{border:1px solid var(--border-subtle);border-radius:var(--radius-full);color:var(--text-secondary);box-shadow:var(--shadow-sm);transition:all var(--transition-fast);background:#fff;align-items:center;gap:8px;padding:8px 16px;font-size:.8rem;font-weight:600;display:inline-flex}.partner-badge:hover{border-color:#cbd5e1;transform:translateY(-1px)}.partner-icon{justify-content:center;align-items:center;width:18px;height:18px;display:inline-flex}.ticker-section{border-top:1px solid var(--border-subtle);border-bottom:1px solid var(--border-subtle);background:var(--bg-secondary);padding:16px 0;overflow:hidden}.ticker-wrap{gap:24px;width:max-content;animation:35s linear infinite ticker-scroll;display:flex}.ticker-wrap:hover{animation-play-state:paused}@keyframes ticker-scroll{0%{transform:translate(0)}to{transform:translate(-50%)}}.ticker-item{border:1px solid var(--border-subtle);border-radius:var(--radius-full);white-space:nowrap;color:var(--text-secondary);box-shadow:var(--shadow-sm);background:#fff;align-items:center;gap:10px;padding:8px 18px;font-size:.82rem;display:flex}.ticker-dot{border-radius:50%;flex-shrink:0;width:6px;height:6px}.ticker-dot.green{background:var(--accent-green)}.ticker-dot.blue{background:var(--accent)}.ticker-dot.amber{background:var(--accent-amber)}.ticker-tag{border-radius:var(--radius-full);text-transform:uppercase;letter-spacing:.5px;padding:2px 8px;font-size:.72rem;font-weight:700}.ticker-tag.qualified{background:var(--accent-green-subtle);color:var(--accent-green)}.ticker-tag.new{background:var(--accent-subtle);color:var(--accent)}.ticker-tag.hot{background:var(--accent-amber-subtle);color:var(--accent-amber)}.services-grid{grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:24px;display:grid}.service-card{border:1px solid var(--border-subtle);border-radius:var(--radius-lg);transition:all var(--transition-base);box-shadow:var(--shadow-sm);background:#fff;padding:36px 30px;position:relative;overflow:hidden}.service-card:hover{border-color:var(--text-muted);box-shadow:var(--shadow-card);transform:translateY(-2px)}.service-icon{border-radius:var(--radius-md);justify-content:center;align-items:center;width:48px;height:48px;margin-bottom:20px;font-size:1.4rem;display:flex}.service-card h3{font-family:var(--font-heading);color:var(--text-primary);margin-bottom:12px;font-size:1.25rem;font-weight:800}.service-card p{color:var(--text-muted);font-size:.92rem;line-height:1.7}.calculator-card{border:1px solid var(--border-subtle);border-radius:var(--radius-xl);box-shadow:var(--shadow-card);background:#fff;padding:40px;position:relative}.calculator-grid{grid-template-columns:1fr 1fr;gap:40px;display:grid}@media (width<=900px){.calculator-grid{grid-template-columns:1fr}}.calc-control{margin-bottom:24px}.calc-label-row{justify-content:space-between;align-items:center;margin-bottom:8px;display:flex}.calc-label{text-transform:uppercase;color:var(--text-secondary);letter-spacing:.5px;font-size:.82rem;font-weight:700}.calc-value-display{font-family:var(--font-heading);color:var(--accent);font-size:1.1rem;font-weight:800}.calc-slider{background:var(--bg-tertiary);appearance:none;cursor:pointer;border-radius:4px;outline:none;width:100%;height:8px}.calc-slider::-webkit-slider-thumb{-webkit-appearance:none;background:var(--accent);cursor:pointer;border:3px solid #fff;border-radius:50%;width:22px;height:22px;transition:transform .15s;box-shadow:0 2px 8px #4f46e54d}.calc-slider::-webkit-slider-thumb:hover{transform:scale(1.2)}.calc-results-box{background:var(--bg-secondary);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);flex-direction:column;justify-content:space-between;padding:32px;display:flex}.calc-metric-grid{grid-template-columns:1fr 1fr;gap:18px;margin:20px 0;display:grid}.calc-metric-item{border-radius:var(--radius-md);border:1px solid var(--border-subtle);box-shadow:var(--shadow-sm);background:#fff;padding:16px}.calc-metric-value{font-family:var(--font-heading);color:var(--text-primary);font-size:1.4rem;font-weight:800;display:block}.calc-metric-label{color:var(--text-muted);text-transform:uppercase;margin-top:4px;font-size:.75rem;font-weight:700}.comparison-table-wrapper{border-radius:var(--radius-lg);border:1px solid var(--border-subtle);box-shadow:var(--shadow-card);margin-top:32px;overflow-x:auto}.comparison-table{border-collapse:collapse;text-align:left;background:#fff;width:100%;font-size:.9rem}.comparison-table th,.comparison-table td{border-bottom:1px solid var(--border-subtle);padding:18px 24px}.comparison-table th{background:var(--bg-tertiary);font-family:var(--font-heading);color:var(--text-primary);font-size:.95rem;font-weight:800}.comparison-table th.casatales-col{color:var(--accent);border-bottom:2px solid var(--accent);background:#4f46e514}.comparison-table tr:last-child td{border-bottom:none}.comparison-table td.generic-col{color:var(--text-muted)}.comparison-table td.casatales-col{color:var(--text-primary);background:#4f46e505;font-weight:600}.process-grid{counter-reset:process;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:32px;display:grid}.process-step{border-left:2px solid var(--border-subtle);counter-increment:process;padding:32px 24px 32px 28px;position:relative}.process-step:before{content:counter(process, decimal-leading-zero);background:var(--accent);color:#fff;width:30px;height:30px;font-size:.72rem;font-weight:800;font-family:var(--font-mono);border-radius:50%;justify-content:center;align-items:center;display:flex;position:absolute;top:28px;left:-16px}.process-step h3{font-family:var(--font-heading);color:var(--text-primary);margin-bottom:10px;font-size:1.15rem;font-weight:800}.process-step p{color:var(--text-muted);font-size:.9rem;line-height:1.7}.portfolio-grid{grid-template-columns:repeat(auto-fit,minmax(340px,1fr));gap:28px;display:grid}.portfolio-card{border:1px solid var(--border-subtle);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);transition:all var(--transition-base);background:#fff;overflow:hidden}.portfolio-card:hover{border-color:var(--text-muted);box-shadow:var(--shadow-card);transform:translateY(-2px)}.portfolio-header{padding:32px 28px;position:relative}.portfolio-tag{border-radius:var(--radius-full);letter-spacing:1px;text-transform:uppercase;color:#fff;background:#ffffff2e;margin-bottom:14px;padding:4px 12px;font-size:.72rem;font-weight:700;display:inline-block}.portfolio-header h3{font-family:var(--font-heading);color:#fff;margin-bottom:6px;font-size:1.4rem;font-weight:800}.portfolio-header p{color:#ffffffd9;font-size:.88rem}.portfolio-metrics{grid-template-columns:repeat(2,1fr);gap:16px;padding:24px 28px;display:grid}.metric-box{background:var(--bg-secondary);border-radius:var(--radius-md);text-align:center;border:1px solid var(--border-subtle);padding:16px}.metric-value{font-family:var(--font-heading);color:var(--text-primary);font-size:1.5rem;font-weight:800;display:block}.metric-label{color:var(--text-muted);margin-top:2px;font-size:.75rem}.portfolio-body{padding:0 28px 28px}.portfolio-body p{color:var(--text-muted);margin-bottom:20px;font-size:.9rem;line-height:1.7}.filter-tabs{flex-wrap:wrap;justify-content:center;gap:10px;margin-bottom:40px;display:flex}.filter-btn{border-radius:var(--radius-full);border:1px solid var(--border-subtle);color:var(--text-muted);cursor:pointer;box-shadow:var(--shadow-sm);transition:all var(--transition-fast);background:#fff;padding:10px 22px;font-size:.85rem;font-weight:600}.filter-btn:hover,.filter-btn.active{background:var(--accent);color:#fff;border-color:var(--accent);box-shadow:var(--shadow-sm)}.testimonial-grid{grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:24px;display:grid}.testimonial-card{border:1px solid var(--border-subtle);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);transition:all var(--transition-base);background:#fff;padding:32px 28px}.testimonial-card:hover{border-color:var(--text-muted);box-shadow:var(--shadow-card)}.testimonial-quote{color:var(--text-secondary);margin-bottom:24px;font-size:.95rem;line-height:1.8}.testimonial-author{align-items:center;gap:14px;display:flex}.testimonial-avatar{background:var(--accent-subtle);width:44px;height:44px;color:var(--accent);border-radius:50%;justify-content:center;align-items:center;font-size:.9rem;font-weight:800;display:flex}.testimonial-name{color:var(--text-primary);font-size:.92rem;font-weight:700}.testimonial-role{color:var(--text-muted);font-size:.8rem}.faq-list{gap:12px;max-width:820px;margin:0 auto;display:grid}.faq-item{border:1px solid var(--border-subtle);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);transition:border-color var(--transition-base);background:#fff;overflow:hidden}.faq-item.active{border-color:var(--accent)}.faq-question{width:100%;color:var(--text-primary);text-align:left;cursor:pointer;transition:color var(--transition-fast);justify-content:space-between;align-items:center;gap:16px;padding:20px 24px;font-size:.98rem;font-weight:700;display:flex}.faq-question:hover{color:var(--accent)}.faq-icon{width:24px;height:24px;color:var(--text-muted);transition:transform var(--transition-base);flex-shrink:0;justify-content:center;align-items:center;display:flex}.faq-item.active .faq-icon{color:var(--accent);transform:rotate(45deg)}.faq-answer{max-height:0;transition:max-height var(--transition-slow);overflow:hidden}.faq-answer-inner{color:var(--text-muted);padding:0 24px 20px;font-size:.92rem;line-height:1.8}.cta-banner{background:var(--bg-secondary);border-top:1px solid var(--border-subtle);border-bottom:1px solid var(--border-subtle);text-align:center;padding:80px 0}.cta-banner h2{font-family:var(--font-heading);color:var(--text-primary);letter-spacing:-.5px;margin-bottom:16px;font-size:clamp(1.8rem,3.5vw,2.6rem);font-weight:800}.cta-banner p{color:var(--text-muted);max-width:580px;margin:0 auto 32px;font-size:1.05rem}.cta-buttons{flex-wrap:wrap;justify-content:center;gap:14px;display:flex}.form-group{margin-bottom:18px}.form-label{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;margin-bottom:6px;font-size:.8rem;font-weight:700;display:block}.form-input{border:1px solid var(--border-subtle);border-radius:var(--radius-md);width:100%;color:var(--text-primary);transition:all var(--transition-fast);background:#fff;outline:none;padding:13px 16px;font-size:.92rem}.form-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px #4f46e51f}.form-input::placeholder{color:#94a3b8}.footer{border-top:1px solid var(--border-subtle);background:#fff;padding:64px 0 32px}.footer-grid{grid-template-columns:1.5fr repeat(3,1fr);gap:48px;display:grid}.footer-brand{max-width:320px}.footer-desc{color:var(--text-muted);margin-top:16px;font-size:.88rem;line-height:1.7}.footer-heading{font-family:var(--font-heading);color:var(--text-primary);text-transform:uppercase;letter-spacing:1px;margin-bottom:18px;font-size:.85rem;font-weight:800}.footer-links ul{flex-direction:column;gap:10px;display:flex}.footer-links a,.footer-links span{color:var(--text-muted);transition:color var(--transition-fast);font-size:.88rem}.footer-links a:hover{color:var(--accent)}.footer-bottom{border-top:1px solid var(--border-subtle);color:var(--text-muted);flex-wrap:wrap;justify-content:space-between;gap:12px;margin-top:48px;padding-top:24px;font-size:.82rem;display:flex}.whatsapp-float{color:#fff;z-index:900;width:56px;height:56px;box-shadow:var(--shadow-sm);transition:all var(--transition-base);background:#10b981;border-radius:50%;justify-content:center;align-items:center;display:flex;position:fixed;bottom:24px;right:24px}.whatsapp-float:hover{box-shadow:var(--shadow-card);transform:scale(1.08)}.reveal,.reveal-left,.reveal-right{opacity:0;transition:all .7s cubic-bezier(.4,0,.2,1);transform:translateY(24px)}.reveal-left{transform:translate(-30px)}.reveal-right{transform:translate(30px)}.reveal.visible,.reveal-left.visible,.reveal-right.visible{opacity:1;transform:translate(0)}.page-hero{text-align:center;background:var(--bg-secondary);border-bottom:1px solid var(--border-subtle);padding:130px 0 60px;position:relative;overflow:hidden}.page-hero:before{content:none}.modal-overlay{-webkit-backdrop-filter:blur(8px);opacity:0;pointer-events:none;transition:opacity var(--transition-base);z-index:2000;background:#0f172a80;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.modal-overlay.active{opacity:1;pointer-events:all}.modal-container{border:1px solid var(--border-subtle);border-radius:var(--radius-xl);opacity:0;width:100%;max-width:600px;max-height:90vh;transition:transform var(--transition-base), opacity var(--transition-base);background:#fff;padding:40px;position:relative;overflow-y:auto;transform:translateY(20px);box-shadow:0 20px 50px #0f172a26}.modal-overlay.active .modal-container{opacity:1;transform:translateY(0)}.modal-close{background:var(--bg-secondary);width:32px;height:32px;color:var(--text-muted);transition:all var(--transition-fast);cursor:pointer;z-index:10;border-radius:50%;justify-content:center;align-items:center;font-size:1.5rem;line-height:1;display:flex;position:absolute;top:20px;right:20px}.modal-close:hover{background:var(--bg-tertiary);color:var(--text-primary)}.modal-header{text-align:center;margin-bottom:24px}.modal-title{font-family:var(--font-heading);color:var(--text-primary);margin-top:8px;font-size:1.6rem;font-weight:800}.audit-toast{z-index:1500;border:1px solid var(--border-subtle);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);opacity:0;background:#fff;align-items:center;gap:16px;max-width:420px;padding:16px 20px;transition:all .4s cubic-bezier(.16,1,.3,1);display:flex;position:fixed;bottom:24px;left:24px;transform:translateY(120%)}.audit-toast.show{opacity:1;transform:translateY(0)}.audit-toast-close{color:var(--text-muted);cursor:pointer;background:0 0;border:none;padding:2px;font-size:1.2rem;line-height:1}.blog-grid{grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:28px;display:grid}.blog-card{border:1px solid var(--border-subtle);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);transition:all var(--transition-base);background:#fff;flex-direction:column;display:flex;overflow:hidden}.blog-card:hover{border-color:var(--text-muted);box-shadow:var(--shadow-card);transform:translateY(-2px)}.blog-card-header{padding:24px 28px 16px}.blog-category-tag{border-radius:var(--radius-full);letter-spacing:.5px;text-transform:uppercase;background:var(--accent-subtle);color:var(--accent);margin-bottom:12px;padding:4px 12px;font-size:.72rem;font-weight:700;display:inline-block}.blog-card-title{font-family:var(--font-heading);color:var(--text-primary);margin-bottom:10px;font-size:1.3rem;font-weight:800;line-height:1.3}.blog-card-excerpt{color:var(--text-muted);margin-bottom:20px;font-size:.88rem;line-height:1.7}.blog-card-footer{border-top:1px solid var(--border-subtle);color:var(--text-muted);justify-content:space-between;align-items:center;margin-top:auto;padding:16px 28px 24px;font-size:.8rem;display:flex}.blog-author-meta{align-items:center;gap:10px;display:flex}.blog-author-avatar{background:var(--accent);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:32px;height:32px;font-size:.75rem;font-weight:800;display:flex}.featured-blog-card{border:1px solid var(--border-subtle);border-radius:var(--radius-xl);box-shadow:var(--shadow-card);background:#fff;grid-template-columns:1.2fr 1fr;align-items:center;gap:40px;margin-bottom:48px;padding:40px;display:grid}@media (width<=900px){.featured-blog-card{grid-template-columns:1fr}}.article-container{max-width:840px;color:var(--text-secondary);margin:0 auto;font-size:1.05rem;line-height:1.85}.article-container h2{font-family:var(--font-heading);color:var(--text-primary);letter-spacing:-.5px;margin:48px 0 20px;font-size:1.8rem;font-weight:800;line-height:1.3}.article-container h3{font-family:var(--font-heading);color:var(--text-primary);margin:32px 0 14px;font-size:1.35rem;font-weight:800}.article-container p{margin-bottom:24px}.article-container ul,.article-container ol{gap:10px;margin-bottom:24px;padding-left:28px;display:grid}.article-callout{background:var(--bg-secondary);border-left:4px solid var(--accent);border-radius:0 var(--radius-md) var(--radius-md) 0;margin:32px 0;padding:24px 28px;font-size:.98rem}.article-table-wrapper{border-radius:var(--radius-md);border:1px solid var(--border-subtle);margin:32px 0;overflow-x:auto}.author-bio-card{background:var(--bg-secondary);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);align-items:center;gap:24px;margin-top:56px;padding:32px;display:flex}@media (width<=600px){.author-bio-card{text-align:center;flex-direction:column}}.btn-spinner{border:2px solid #ffffff4d;border-top-color:#fff;border-radius:50%;width:16px;height:16px;animation:.8s linear infinite spin;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}@media (width<=1024px){:root{--section-padding:72px}}@media (width<=768px){:root{--section-padding:56px;--container-padding:18px}.nav-toggle{display:flex}.nav-links{border-left:1px solid var(--border-subtle);width:300px;height:100vh;transition:right var(--transition-base);z-index:999;box-shadow:-1px 0 0 var(--border-subtle);background:#fff;border-radius:0;flex-direction:column;align-items:stretch;gap:8px;padding:96px 24px 24px;position:fixed;top:0;right:-100%}.nav-links.active{right:0}.nav-links li{width:100%}.nav-link{text-align:center;width:100%;color:var(--text-secondary);border-radius:var(--radius-md);padding:16px 20px;font-size:1.05rem;font-weight:600;display:block}.nav-link:hover,.nav-link.active-page{color:var(--accent);background:var(--bg-secondary)}.hero-title{letter-spacing:-1px;font-size:clamp(2rem,7vw,3rem)}.hero-ctas{flex-direction:column;align-items:center}.trust-bar{gap:28px}.footer-grid{grid-template-columns:1fr;gap:32px}.footer-bottom{text-align:center;flex-direction:column}}