.installation-hero{background:linear-gradient(145deg,var(--red-matt-dark),var(--red-deep));color:var(--white);padding:60px 0 30px;position:relative;overflow:hidden}.installation-hero::before{content:'';position:absolute;top:-50%;right:-20%;width:80%;height:200%;background:radial-gradient(circle,rgb(255 215 0 / .1) 0%,transparent 70%);pointer-events:none;animation:rotateGlossy 30s linear infinite}.installation-hero::after{content:'';position:absolute;bottom:-10%;left:-10%;width:50%;height:50%;background:radial-gradient(circle,rgb(255 215 0 / .05) 0%,transparent 70%);pointer-events:none}.hero-particles{position:absolute;inset:0;pointer-events:none;opacity:.3;background:radial-gradient(circle at 20% 30%,rgb(255 255 255 / .1) 0 2px,transparent 3px),radial-gradient(circle at 80% 70%,rgb(212 175 55 / .15) 0 2px,transparent 3px);background-size:200px 200px,250px 250px;animation:floatParticles 20s ease-in-out infinite}@keyframes floatParticles{0%,100%{transform:translate(0,0)}25%{transform:translate(10px,-10px)}50%{transform:translate(-5px,5px)}75%{transform:translate(-10px,-5px)}}.installation-hero-content{max-width:900px;margin:0 auto;text-align:center;position:relative;z-index:2}.installation-hero-title{font-size:2rem;font-weight:700;line-height:1.2;margin-bottom:20px;color:var(--white);animation:fadeInUp 0.8s ease 0.1s both}@media (min-width:768px){.installation-hero-title{font-size:2.8rem}}.installation-hero-title .gradient-text-2{background:linear-gradient(145deg,var(--gold),var(--red-bright));-webkit-background-clip:text;-webkit-text-fill-color:#fff0;background-clip:text}.installation-hero-subtitle{font-size:1rem;color:rgb(255 255 255 / .9);max-width:700px;margin:0 auto 25px;line-height:1.7;animation:fadeInUp 0.8s ease 0.2s both}@media (min-width:768px){.installation-hero-subtitle{font-size:1.1rem}}.installation-stats{display:flex;flex-wrap:wrap;justify-content:center;gap:15px;margin:30px 0;animation:fadeInUp 0.8s ease 0.3s both}.installation-stats .stat-item{text-align:center;min-width:80px;background:rgb(255 255 255 / .1);backdrop-filter:blur(8px);padding:12px 15px;border-radius:20px;border:1px solid rgb(255 215 0 / .2);transition:var(--transition-bounce);color:var(--white)}.installation-stats .stat-item:hover{transform:translateY(-5px);background:rgb(255 255 255 / .15);border-color:var(--gold);box-shadow:0 15px 25px -8px rgb(0 0 0 / .4)}.installation-stats .stat-number{font-size:1.5rem;font-weight:800;color:var(--gold);display:block;line-height:1.2}.installation-stats .stat-label{font-size:.8rem;color:rgb(255 255 255 / .8);text-transform:uppercase}.installation-contact{display:flex;flex-direction:column;gap:12px;justify-content:center;color:rgb(255 255 255 / .9);font-weight:500;font-size:.9rem;align-items:center;margin-top:20px}@media (min-width:640px){.installation-contact{flex-direction:row;gap:25px}}.installation-contact .contact-link{color:var(--gold);background:rgb(255 255 255 / .1);padding:8px 20px;border-radius:40px;backdrop-filter:blur(5px);transition:var(--transition-smooth);border:1px solid #fff0}.installation-contact a.contact-link:hover{background:var(--gold);color:var(--red-deep);transform:translateY(-2px);border-color:var(--white)}.quick-start{padding:60px 0;background:linear-gradient(145deg,var(--white),var(--cream));position:relative;overflow:hidden}.quick-start::before{content:'';position:absolute;top:0;left:0;width:100%;height:100%;background:radial-gradient(circle at 20% 30%,rgb(227 27 35 / .03),transparent 50%);pointer-events:none}.quick-steps-grid{display:grid;grid-template-columns:1fr;gap:25px;margin:50px 0 20px}@media (min-width:640px){.quick-steps-grid{grid-template-columns:repeat(2,1fr)}}@media (min-width:992px){.quick-steps-grid{grid-template-columns:repeat(4,1fr)}}.quick-step-card{background:rgb(255 255 255 / .7);backdrop-filter:blur(10px);border-radius:var(--border-radius-card);padding:35px 25px;box-shadow:var(--shadow-sm);border:1px solid rgb(155 29 29 / .1);transition:var(--transition-bounce);position:relative;text-align:center;overflow:hidden;animation:fadeInUp 0.6s ease;animation-fill-mode:both}.quick-step-card:nth-child(1){animation-delay:0.1s}.quick-step-card:nth-child(2){animation-delay:0.2s}.quick-step-card:nth-child(3){animation-delay:0.3s}.quick-step-card:nth-child(4){animation-delay:0.4s}.quick-step-card::before{content:'';position:absolute;top:0;left:0;width:4px;height:0;background:linear-gradient(135deg,var(--red-deep),var(--red-bright));transition:height 0.4s ease}.quick-step-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-hover);border-color:var(--red-deep)}.quick-step-card:hover::before{height:100%}.step-number{position:absolute;top:15px;right:20px;width:42px;height:42px;display:flex;align-items:center;justify-content:center;border-radius:50%;font-weight:800;font-size:1.2rem;color:var(--white);background:linear-gradient(135deg,var(--red-deep),var(--red-bright));box-shadow:0 10px 20px -10px rgb(155 29 29 / .55);animation:scalePulse 2s infinite}.step-icon{width:80px;height:80px;background:linear-gradient(135deg,var(--red-soft),transparent);border-radius:20px;display:flex;align-items:center;justify-content:center;margin:0 auto 20px;font-size:2.5rem;color:var(--red-deep);border:1px solid rgb(155 29 29 / .2);transition:var(--transition-bounce);box-shadow:0 5px 15px rgb(155 29 29 / .1)}.quick-step-card:hover .step-icon{background:linear-gradient(135deg,var(--red-deep),var(--red-bright));color:var(--white);transform:scale(1.05) rotate(5deg);box-shadow:0 10px 25px rgb(155 29 29 / .3)}.quick-step-card h3{font-size:1.3rem;font-weight:700;margin-bottom:12px;color:var(--charcoal)}.quick-step-card p{color:var(--text-secondary);font-size:.95rem;line-height:1.6;margin-bottom:15px}.quick-step-card a{color:var(--red-bright);font-weight:600}.quick-step-card a:hover{text-decoration:underline}.step-highlight{display:inline-block;background:linear-gradient(135deg,var(--red-soft),var(--white));color:var(--red-deep);font-size:.85rem;font-weight:600;padding:5px 15px;border-radius:30px;border:1px solid rgb(155 29 29 / .1);box-shadow:var(--shadow-matt)}.device-tabs-section{padding:40px 0 20px;background:var(--matt-light)}.device-tabs-wrapper{overflow-x:auto;padding:10px 0 20px;margin:20px -10px 0;-webkit-overflow-scrolling:touch;scrollbar-width:none}.device-tabs-wrapper::-webkit-scrollbar{display:none}.device-tabs{display:flex;gap:10px;min-width:max-content;padding:0 10px}.device-tab{padding:12px 24px;background:var(--white);border:1px solid rgb(155 29 29 / .1);border-radius:40px;font-size:.95rem;font-weight:600;color:var(--text-primary);cursor:pointer;transition:var(--transition-bounce);display:flex;align-items:center;gap:8px;white-space:nowrap;box-shadow:var(--shadow-matt)}.device-tab i{color:var(--red-bright);font-size:1rem;transition:var(--transition-bounce)}.device-tab:hover{transform:translateY(-3px);border-color:var(--red-bright);color:var(--red-deep);box-shadow:var(--shadow-sm)}.device-tab:hover i{transform:scale(1.2)}.device-tab.active{background:linear-gradient(135deg,var(--red-deep),var(--red-bright));color:var(--white);border-color:#fff0;box-shadow:0 10px 20px -8px rgb(155 29 29 / .4)}.device-tab.active i{color:var(--white)}.device-guides{padding:40px 0 60px;background:linear-gradient(145deg,var(--cream),var(--white))}.device-guide{display:none;animation:fadeIn 0.5s ease}.device-guide.active{display:block}@keyframes fadeIn{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.guide-header{display:flex;align-items:center;gap:25px;margin-bottom:40px;padding:30px;background:rgb(255 255 255 / .7);backdrop-filter:blur(10px);border-radius:var(--border-radius-card);border:1px solid rgb(155 29 29 / .1);box-shadow:var(--shadow-sm)}.guide-icon{width:90px;height:90px;background:linear-gradient(135deg,var(--red-deep),var(--red-bright));border-radius:20px;display:flex;align-items:center;justify-content:center;font-size:3rem;color:var(--white);box-shadow:0 15px 30px -10px rgb(155 29 29 / .4);animation:float 3s ease-in-out infinite}.guide-title h2{font-size:2rem;font-weight:700;color:var(--charcoal);margin-bottom:8px}.guide-title p{color:var(--text-secondary);font-size:1rem}.guide-steps{margin:40px 0}.guide-step{display:flex;gap:20px;margin-bottom:25px;padding:25px;background:rgb(255 255 255 / .7);backdrop-filter:blur(10px);border-radius:20px;border:1px solid rgb(155 29 29 / .05);transition:var(--transition-smooth);animation:slideInRight 0.5s ease;animation-fill-mode:both}.guide-step:nth-child(1){animation-delay:0.1s}.guide-step:nth-child(2){animation-delay:0.2s}.guide-step:nth-child(3){animation-delay:0.3s}.guide-step:nth-child(4){animation-delay:0.4s}@keyframes slideInRight{from{opacity:0;transform:translateX(30px)}to{opacity:1;transform:translateX(0)}}.guide-step:hover{transform:translateX(5px);border-color:var(--red-bright);box-shadow:var(--shadow-sm)}.step-marker{width:45px;height:45px;background:linear-gradient(135deg,var(--red-deep),var(--red-bright));border-radius:15px;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.3rem;color:var(--white);flex-shrink:0;box-shadow:0 8px 15px -5px rgb(155 29 29 / .3)}.step-content{flex:1}.step-content h4{font-size:1.2rem;font-weight:700;color:var(--charcoal);margin-bottom:8px}.step-content p{color:var(--text-secondary);margin-bottom:12px;line-height:1.6}.code-snippet{background:var(--charcoal);color:var(--gold);padding:4px 10px;border-radius:8px;font-family:monospace;font-size:.9rem;display:inline-block;border:1px solid var(--gold-light)}.tip-box{display:flex;align-items:flex-start;gap:10px;padding:12px 15px;background:var(--red-soft);border-radius:12px;margin-top:10px;border-left:3px solid var(--red-bright);box-shadow:var(--shadow-matt)}.tip-box i{color:var(--red-bright);font-size:1rem;margin-top:2px}.tip-box span{color:var(--text-primary);font-size:.9rem;line-height:1.5}.success-tip{background:rgb(46 125 50 / .1);border-left-color:#2e7d32}.success-tip i{color:#2e7d32}.warning-tip{background:rgb(255 152 0 / .1);border-left-color:#f57c00}.warning-tip i{color:#f57c00}.pro-tip{display:flex;gap:20px;padding:25px;background:linear-gradient(145deg,var(--gold-light),var(--white));border-radius:20px;border:1px solid var(--gold);margin:30px 0;box-shadow:var(--shadow-sm)}.pro-tip-icon{width:60px;height:60px;background:linear-gradient(135deg,var(--gold),#b88915);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:2rem;color:var(--white);flex-shrink:0;box-shadow:0 10px 20px -8px rgb(212 175 55 / .4)}.pro-tip-content h4{font-size:1.2rem;font-weight:700;color:var(--charcoal);margin-bottom:8px}.pro-tip-content p{color:var(--text-primary);line-height:1.6}.guide-actions{display:flex;gap:15px;justify-content:center;margin-top:30px;flex-wrap:wrap}.guide-actions .btn{min-width:200px}.recommended-players{padding:60px 0;background:linear-gradient(145deg,var(--matt-light),var(--white))}.players-grid{display:grid;grid-template-columns:1fr;gap:25px;margin:40px 0}@media (min-width:640px){.players-grid{grid-template-columns:repeat(2,1fr)}}@media (min-width:992px){.players-grid{grid-template-columns:repeat(4,1fr)}}.player-card{background:rgb(255 255 255 / .7);backdrop-filter:blur(10px);border-radius:var(--border-radius-card);padding:30px 25px;box-shadow:var(--shadow-sm);border:1px solid rgb(155 29 29 / .1);transition:var(--transition-bounce);text-align:center;position:relative;overflow:hidden;animation:fadeInUp 0.6s ease;animation-fill-mode:both}.player-card:nth-child(1){animation-delay:0.1s}.player-card:nth-child(2){animation-delay:0.2s}.player-card:nth-child(3){animation-delay:0.3s}.player-card:nth-child(4){animation-delay:0.4s}.player-card::before{content:'';position:absolute;top:0;left:0;width:4px;height:0;background:linear-gradient(135deg,var(--red-deep),var(--red-bright));transition:height 0.4s ease}.player-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-hover);border-color:var(--red-deep)}.player-card:hover::before{height:100%}.player-icon{width:80px;height:80px;background:linear-gradient(135deg,var(--red-soft),transparent);border-radius:20px;display:flex;align-items:center;justify-content:center;margin:0 auto 20px;font-size:2.5rem;color:var(--red-deep);border:1px solid rgb(155 29 29 / .2);transition:var(--transition-bounce);box-shadow:0 5px 15px rgb(155 29 29 / .1)}.player-card:hover .player-icon{background:linear-gradient(135deg,var(--red-deep),var(--red-bright));color:var(--white);transform:scale(1.05) rotate(5deg);box-shadow:0 10px 25px rgb(155 29 29 / .3)}.player-card h3{font-size:1.4rem;font-weight:700;margin-bottom:8px;color:var(--charcoal)}.player-device{color:var(--red-bright);font-weight:600;font-size:.9rem;margin-bottom:15px}.player-features{text-align:left;margin:15px 0}.player-features li{display:flex;align-items:center;gap:8px;padding:6px 0;color:var(--text-secondary);font-size:.9rem;border-bottom:1px solid rgb(155 29 29 / .05)}.player-features li:last-child{border-bottom:none}.player-features li i{color:var(--red-bright);font-size:.9rem}.troubleshooting{padding:60px 0;background:linear-gradient(145deg,var(--cream-dark),var(--white))}.issues-grid{display:grid;grid-template-columns:1fr;gap:20px;margin:40px 0}@media (min-width:640px){.issues-grid{grid-template-columns:repeat(2,1fr)}}@media (min-width:992px){.issues-grid{grid-template-columns:repeat(4,1fr)}}.issue-card{background:rgb(255 255 255 / .7);backdrop-filter:blur(10px);border-radius:20px;padding:25px;box-shadow:var(--shadow-sm);border:1px solid rgb(155 29 29 / .1);transition:var(--transition-bounce);position:relative;overflow:hidden;animation:fadeInUp 0.6s ease;animation-fill-mode:both}.issue-card:nth-child(1){animation-delay:0.1s}.issue-card:nth-child(2){animation-delay:0.2s}.issue-card:nth-child(3){animation-delay:0.3s}.issue-card:nth-child(4){animation-delay:0.4s}.issue-card::before{content:'';position:absolute;top:0;left:0;width:4px;height:0;background:linear-gradient(135deg,var(--red-deep),var(--red-bright));transition:height 0.4s ease}.issue-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover);border-color:var(--red-bright)}.issue-card:hover::before{height:100%}.issue-icon{width:60px;height:60px;background:linear-gradient(135deg,var(--red-soft),transparent);border-radius:20px;display:flex;align-items:center;justify-content:center;margin-bottom:20px;font-size:2rem;color:var(--red-deep);border:1px solid rgb(155 29 29 / .2);transition:var(--transition-bounce);box-shadow:0 5px 15px rgb(155 29 29 / .1)}.issue-card:hover .issue-icon{background:linear-gradient(135deg,var(--red-deep),var(--red-bright));color:var(--white);transform:scale(1.05) rotate(5deg);box-shadow:0 10px 25px rgb(155 29 29 / .3)}.issue-card h3{font-size:1.2rem;font-weight:700;margin-bottom:15px;color:var(--charcoal)}.issue-card ul li{display:flex;align-items:flex-start;gap:8px;padding:5px 0;color:var(--text-secondary);font-size:.9rem;border-bottom:1px solid rgb(155 29 29 / .05)}.issue-card ul li:last-child{border-bottom:none}.issue-card ul li i{color:var(--red-bright);margin-top:3px;font-size:.9rem}.support-block{text-align:center;max-width:600px;margin:50px auto 0;padding:40px;background:rgb(255 255 255 / .7);backdrop-filter:blur(10px);border-radius:var(--border-radius-card);border:1px solid rgb(155 29 29 / .1);box-shadow:var(--shadow-sm)}.support-block-icon{width:80px;height:80px;background:linear-gradient(135deg,var(--red-deep),var(--red-bright));border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 20px;font-size:2.5rem;color:var(--white);box-shadow:0 10px 25px rgb(155 29 29 / .3);animation:scalePulse 2s infinite}.support-block h3{font-size:1.5rem;font-weight:700;margin-bottom:12px;color:var(--charcoal)}.support-block p{color:var(--text-secondary);margin-bottom:25px;font-size:1.1rem}.support-block .btn{padding:16px 40px;font-size:1.1rem}.faq-section{padding:60px 0;background:var(--matt-light)}.faq-grid{max-width:900px;margin:40px auto}.faq-item{background:var(--white);border-radius:22px;margin-bottom:15px;border:1px solid rgb(155 29 29 / .1);overflow:hidden;transition:var(--transition-smooth)}.faq-item:hover{box-shadow:var(--shadow-sm);border-color:var(--red-bright)}.faq-question{width:100%;text-align:left;padding:22px 25px;background:none;border:none;font-size:1.05rem;font-weight:600;display:flex;justify-content:space-between;align-items:center;cursor:pointer;color:var(--text-primary);transition:var(--transition-smooth)}.faq-question i:first-child{color:var(--red-bright);margin-right:12px;font-size:1rem;width:20px}.faq-question span:not(.arrow){flex:1}.faq-question .arrow{transition:transform 0.4s cubic-bezier(.68,-.55,.265,1.55);color:var(--red-deep);font-size:1.1rem;display:inline-flex;align-items:center;justify-content:center;margin-left:auto}.faq-item.open .faq-question .arrow{transform:rotate(180deg)}.faq-answer{max-height:0;padding:0 25px;overflow:hidden;transition:max-height 0.4s ease;background:linear-gradient(145deg,rgb(155 29 29 / .02),transparent);font-size:.95rem;color:var(--text-secondary)}.faq-item.open .faq-answer{max-height:300px;padding:0 25px 25px}.faq-answer p{margin:0;padding-top:6px}.faq-cta{text-align:center;margin-top:30px}@media (max-width:768px){.guide-header{flex-direction:column;text-align:center;padding:20px}.guide-icon{margin:0 auto}.guide-step{flex-direction:column;gap:15px}.step-marker{margin:0 auto}.pro-tip{flex-direction:column;text-align:center;gap:15px}.pro-tip-icon{margin:0 auto}.guide-actions{flex-direction:column}.guide-actions .btn{width:100%}.quick-step-card{padding:25px 15px}}@media (max-width:576px){.installation-stats{gap:8px}.installation-stats .stat-item{min-width:70px;padding:8px 10px}.installation-stats .stat-number{font-size:1.2rem}.installation-stats .stat-label{font-size:.7rem}.hero-badge-wrapper{gap:8px}.hero-badge{padding:6px 15px;font-size:.8rem}.device-tab{padding:8px 16px;font-size:.85rem}.support-block{padding:25px}.support-block h3{font-size:1.2rem}.support-block p{font-size:.95rem}}@keyframes rotateGlossy{from{transform:rotate(0deg)}to{transform:rotate(360deg)}}@keyframes fadeInUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes scalePulse{0%,100%{transform:scale(1)}50%{transform:scale(1.05)}}@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}.hidden{display:none!important}.text-center{text-align:center}.mt-2{margin-top:10px}.mt-4{margin-top:20px}.mt-6{margin-top:30px}.mb-2{margin-bottom:10px}.mb-4{margin-bottom:20px}.mb-6{margin-bottom:30px}