:root{--color-background:#1a0f0a;--color-text:#f4e6d4;--color-primary:#ff6b35;--color-secondary:#ffaa44;--color-dark:#2a1810;--color-dark-lighter:#3d2418;--color-dark-medium:#4f2f1d;--color-card-bg:#261611;--color-article-title:#e6a86b;--color-article-text:#d4c4a8;--color-feature-hover:#5a3a28;--color-card-overlay:rgba(255,107,53,0.12);--gradient-primary:linear-gradient(135deg,#ff6b35 0%,#ff4500 30%,#ffaa44 100%);--gradient-feature:linear-gradient(135deg,#2a1810 0%,#3d2418 50%,#4f2f1d 100%);--flame-glow:0 0 30px rgba(255,107,53,0.6);--ember-glow:0 0 25px rgba(255,170,68,0.5),0 0 45px rgba(255,69,0,0.3);--forge-glow:0 0 50px rgba(255,107,53,0.8),0 0 80px rgba(255,69,0,0.4);--metal-shine:0 2px 20px rgba(230,168,107,0.4);--spark-animation:spark-fly 3s ease-out infinite;--flame-animation:flame-flicker 2s ease-in-out infinite alternate}@keyframes spark-fly{0%{transform:translateY(0px) translateX(0px) scale(1);opacity:1}50%{transform:translateY(-40px) translateX(20px) scale(0.8);opacity:0.8}100%{transform:translateY(-80px) translateX(-15px) scale(0.3);opacity:0}}@keyframes flame-flicker{0%{box-shadow:var(--flame-glow);filter:brightness(1)}25%{box-shadow:var(--ember-glow);filter:brightness(1.2)}75%{box-shadow:var(--forge-glow);filter:brightness(0.9)}100%{box-shadow:var(--flame-glow);filter:brightness(1.1)}}@keyframes hammer-strike{0%{transform:scale(1)}10%{transform:scale(1.05)}20%{transform:scale(0.98)}100%{transform:scale(1)}}@keyframes metal-heat{0%{filter:brightness(1) hue-rotate(0deg)}50%{filter:brightness(1.3) hue-rotate(10deg)}100%{filter:brightness(1) hue-rotate(0deg)}}body{background:radial-gradient(ellipse at center,#2a1810 0%,#1a0f0a 60%);position:relative}body::before{content:'';position:fixed;top:0;left:0;width:100%;height:100%;background-image:radial-gradient(2px 2px at 25px 35px,rgba(255,107,53,0.9),transparent),radial-gradient(1px 1px at 45px 15px,rgba(255,170,68,0.8),transparent),radial-gradient(1px 1px at 75px 65px,rgba(255,69,0,0.7),transparent),radial-gradient(2px 2px at 120px 25px,rgba(255,107,53,0.6),transparent),radial-gradient(1px 1px at 180px 85px,rgba(255,170,68,0.5),transparent);background-repeat:repeat;background-size:250px 120px;animation:var(--spark-animation);pointer-events:none;z-index:1}body::after{content:'';position:fixed;top:0;left:0;width:100%;height:100%;background-image:radial-gradient(3px 3px at 60px 45px,rgba(255,69,0,0.4),transparent),radial-gradient(2px 2px at 140px 75px,rgba(255,170,68,0.3),transparent),radial-gradient(1px 1px at 200px 15px,rgba(255,107,53,0.5),transparent);background-repeat:repeat;background-size:300px 150px;animation:spark-fly 4.5s ease-out infinite;animation-delay:1.5s;pointer-events:none;z-index:1}h1{background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;filter:drop-shadow(0 0 20px rgba(255,107,53,0.8))}.navbar{background:linear-gradient(180deg,rgba(42,24,16,0.95) 0%,rgba(26,15,10,0.9) 100%);backdrop-filter:blur(8px);border-bottom:2px solid rgba(255,107,53,0.3);box-shadow:0 4px 20px rgba(0,0,0,0.6)}.navbar a:hover{text-shadow:var(--ember-glow);transform:translateY(-1px);animation:hammer-strike 0.3s ease-out}.feature-card{background:linear-gradient(145deg,var(--color-dark) 0%,var(--color-dark-lighter) 50%,var(--color-dark-medium) 100%);border:2px solid rgba(230,168,107,0.2);box-shadow:var(--metal-shine);position:relative;overflow:hidden}.feature-card::before{content:'';position:absolute;top:-100%;left:-100%;width:300%;height:300%;background:radial-gradient(circle,rgba(255,107,53,0.05) 0%,transparent 70%);animation:var(--flame-animation)}.feature-card::after{content:'';position:absolute;top:0;left:0;width:100%;height:2px;background:var(--gradient-primary);transform:scaleX(0);transition:transform 0.4s ease}.feature-card:hover{box-shadow:var(--ember-glow),var(--metal-shine);border-color:rgba(255,107,53,0.5);animation:metal-heat 1s ease-in-out}.feature-card:hover::after{transform:scaleX(1)}.feature-icon{background:var(--gradient-primary);box-shadow:var(--ember-glow);animation:var(--flame-animation);position:relative}.feature-icon::before{content:'';position:absolute;top:-5px;left:-5px;right:-5px;bottom:-5px;background:var(--gradient-primary);border-radius:50%;opacity:0.3;animation:metal-heat 3s ease-in-out infinite}.catalog-btn,.feedback-btn{background:var(--gradient-primary);box-shadow:var(--forge-glow);position:relative;overflow:hidden;border:2px solid rgba(255,170,68,0.4)}.catalog-btn::before,.feedback-btn::before{content:'';position:absolute;top:50%;left:-100%;width:100%;height:150%;background:linear-gradient(90deg,transparent,rgba(255,255,255,0.4),transparent);transform:translateY(-50%) rotate(25deg);transition:left 0.8s ease}.catalog-btn:hover::before,.feedback-btn:hover::before{left:100%}.catalog-btn:hover,.feedback-btn:hover{box-shadow:var(--forge-glow),0 0 60px rgba(255,69,0,0.6);transform:translateY(-2px);animation:hammer-strike 0.4s ease-out}.feedback-field{background:linear-gradient(145deg,var(--color-dark) 0%,var(--color-dark-lighter) 100%);border:2px solid rgba(230,168,107,0.3);transition:all 0.3s ease;position:relative}.feedback-field::before{content:'';position:absolute;bottom:0;left:0;width:0%;height:2px;background:var(--gradient-primary);transition:width 0.4s ease}.feedback-field:focus{border-color:var(--color-primary);box-shadow:var(--ember-glow);background:var(--color-dark-lighter)}.feedback-field:focus::before{width:100%}.article-card{background:linear-gradient(145deg,var(--color-card-bg) 0%,var(--color-dark) 100%);border:1px solid rgba(230,168,107,0.2);box-shadow:0 8px 32px rgba(0,0,0,0.7);position:relative}.article-card::before{content:'';position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(45deg,transparent 30%,rgba(255,107,53,0.02) 50%,transparent 70%);opacity:0;transition:opacity 0.3s ease}.article-card:hover{border-color:rgba(255,107,53,0.4);box-shadow:var(--metal-shine),0 12px 40px rgba(0,0,0,0.8)}.article-card:hover::before{opacity:1}.info-block{background:linear-gradient(145deg,var(--color-dark) 0%,var(--color-dark-lighter) 100%);border:1px solid rgba(230,168,107,0.2);position:relative;overflow:hidden}.info-block::before{content:'';position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:conic-gradient(from 0deg,transparent,rgba(255,107,53,0.1),transparent);animation:metal-heat 6s linear infinite;opacity:0;transition:opacity 0.3s ease}.info-block::after{content:'';position:absolute;bottom:0;left:0;width:100%;height:3px;background:var(--gradient-primary);transform:scaleX(0);transition:transform 0.4s ease}.info-block:hover::before{opacity:1}.info-block:hover::after{transform:scaleX(1)}.info-block:hover{box-shadow:var(--metal-shine);border-color:rgba(255,107,53,0.4)}footer{background:linear-gradient(180deg,var(--color-background) 0%,#0f0805 100%);border-top:3px solid rgba(230,168,107,0.3);position:relative}footer::before{content:'';position:absolute;top:-3px;left:0;width:100%;height:3px;background:var(--gradient-primary);opacity:0.6}a{transition:all 0.3s ease;position:relative}a:hover{text-shadow:0 0 15px currentColor;filter:brightness(1.3)}a::after{content:'';position:absolute;bottom:-2px;left:0;width:0%;height:1px;background:currentColor;transition:width 0.3s ease}a:hover::after{width:100%}.cookie-banner{background:linear-gradient(145deg,var(--color-dark) 0%,var(--color-dark-lighter) 100%);border-top:2px solid rgba(255,107,53,0.3);box-shadow:0 -8px 32px rgba(0,0,0,0.8)}.accept-all{background:var(--gradient-primary);box-shadow:var(--ember-glow);animation:var(--flame-animation)}.accept-all:hover{box-shadow:var(--forge-glow);animation:hammer-strike 0.3s ease-out}.container{position:relative;z-index:2}.logo:hover{filter:drop-shadow(var(--ember-glow));animation:hammer-strike 0.4s ease-out}.menu-items li:hover{transform:translateY(-1px);animation:metal-heat 0.5s ease-in-out}.img-responsive,.about-img,.publication-img{filter:sepia(20%) contrast(1.1) brightness(0.9);transition:filter 0.4s ease;border-radius:8px;box-shadow:var(--metal-shine)}.img-responsive:hover,.about-img:hover,.publication-img:hover{filter:sepia(10%) contrast(1.2) brightness(1.1) drop-shadow(var(--ember-glow));animation:metal-heat 1s ease-in-out}