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p{line-height:1.6;opacity:.9;position:relative;z-index:5}.how-it-works-section{padding:100px 5%;position:relative;z-index:2;transform:translateZ(0);will-change:transform}.steps-container{max-width:1000px;margin:0 auto;position:relative;z-index:3}.step{display:flex;align-items:center;margin-bottom:60px;gap:30px;position:relative;z-index:4}.step:nth-child(2n){flex-direction:row-reverse}.step-number{width:80px;height:80px;background:linear-gradient(45deg,#ff6b6b,#ee5a24);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:2rem;font-weight:700;flex-shrink:0;position:relative;z-index:5;transform:translateZ(0);will-change:transform}.step-content{flex:1;position:relative;z-index:5}.step-content h3{font-size:1.8rem;margin-bottom:15px;font-weight:600;position:relative;z-index:6}.step-content p{font-size:1.1rem;line-height:1.6;opacity:.9;position:relative;z-index:6}.tech-section{padding:100px 5%;background:#ffffff0d;position:relative;z-index:2;transform:translateZ(0);will-change:transform}.tech-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:30px;max-width:1000px;margin:0 auto;position:relative;z-index:3}.tech-card{background:#ffffff1a;padding:30px;border-radius:15px;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2);position:relative;z-index:4;transform:translateZ(0);will-change:transform}.tech-card h4{font-size:1.5rem;margin-bottom:20px;font-weight:600;text-align:center;position:relative;z-index:5}.tech-card ul{list-style:none;padding:0;position:relative;z-index:5}.tech-card li{padding:10px 0;border-bottom:1px solid rgba(255,255,255,.1);text-align:center;position:relative;z-index:6}.tech-card li:last-child{border-bottom:none}.cta-section{padding:100px 5%;text-align:center;background:linear-gradient(135deg,#667eea,#764ba2);position:relative;z-index:2;transform:translateZ(0);will-change:transform}.cta-content{position:relative;z-index:3}.cta-content h2{font-size:3rem;margin-bottom:20px;font-weight:700;position:relative;z-index:4}.cta-content p{font-size:1.3rem;margin-bottom:40px;opacity:.9;position:relative;z-index:4}@media (max-width: 768px){.hero-section{flex-direction:column;text-align:center;padding:60px 5%}.hero-title{font-size:2.5rem}.hero-subtitle{font-size:1.2rem}.hero-buttons{justify-content:center}.hero-image{width:60vw;max-width:380px;height:auto}.smart-room-preview{width:300px;height:200px;margin-top:40px}.section-title{font-size:2rem}.step{flex-direction:column;text-align:center}.step:nth-child(2n){flex-direction:column}.cta-content h2{font-size:2rem}}@media (max-width: 480px){.hero-title{font-size:2rem}.hero-image{width:70vw;max-width:260px;height:auto}.features-grid,.tech-grid{grid-template-columns:1fr}}*{box-sizing:border-box}.portfolio-container *{backface-visibility:hidden;-webkit-backface-visibility:hidden}@supports (backdrop-filter: blur(10px)){.hero-section,.smart-room-preview,.feature-card,.tech-card{backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}}@supports not (backdrop-filter: blur(10px)){.hero-section,.smart-room-preview,.feature-card,.tech-card{background:#ffffff26}}.pnf-container{position:relative;min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#f5f7fa,#c3cfe2);overflow:hidden;width:100%}.pnf-background{position:absolute;top:0;right:0;bottom:0;left:0;background:url(/assets/weather-background-DMStwolN.jpg) center/cover no-repeat;opacity:.12}.pnf-content{position:relative;z-index:1;text-align:center;padding:2rem;max-width:520px;width:90%}.pnf-logo{width:64px;height:64px;object-fit:contain;margin-bottom:1rem}.pnf-title{font-size:5rem;margin:0;line-height:1;background:linear-gradient(135deg,#667eea,#764ba2);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.pnf-subtitle{color:#333;margin:.5rem 0 1.5rem}.pnf-actions{display:flex;gap:12px;justify-content:center}.pnf-button{padding:12px 20px;border-radius:10px;border:1px solid #ddd;color:#333;background:#fff;text-decoration:none;font-weight:600;transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease}.pnf-button:hover{transform:translateY(-2px);box-shadow:0 8px 24px #0000001f}.pnf-button.primary{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none}@media (max-width: 480px){.pnf-title{font-size:3.5rem}.pnf-actions{flex-direction:column}.pnf-button{width:100%;text-align:center}}