:root{--color-background:#0a0e1a;--color-text:#f4e6d3;--color-primary:#d4af37;--color-secondary:#4a90e2;--color-dark:#1a1f2e;--color-dark-lighter:#2c3347;--color-dark-medium:#3d4760;--color-card-bg:#1f2433;--color-article-title:#ffd700;--color-article-text:#e8dcc0;--color-feature-hover:#2a3444;--color-card-overlay:rgba(212,175,55,0.12);--gradient-primary:linear-gradient(135deg,#d4af37 0%,#b8860b 50%,#8b6914 100%);--gradient-feature:linear-gradient(135deg,#1a1f2e 0%,#2c3347 50%,#0a0e1a 100%);--shadow-standard:0 4px 12px rgba(0,0,0,0.6);--shadow-hover:0 8px 20px rgba(0,0,0,0.8);--shadow-card:0 6px 18px rgba(26,31,46,0.9);--shadow-card-hover:0 12px 32px rgba(212,175,55,0.3)}@keyframes water-ripple{0%,100%{transform:translateY(0px) scaleX(1)}33%{transform:translateY(-2px) scaleX(1.02)}66%{transform:translateY(1px) scaleX(0.98)}}@keyframes golden-glow{0%,100%{box-shadow:0 0 20px rgba(212,175,55,0.3)}50%{box-shadow:0 0 30px rgba(212,175,55,0.5)}}@keyframes lantern-flicker{0%,100%{opacity:1}94%,96%{opacity:0.8}98%{opacity:0.9}}body{background:radial-gradient(ellipse at center bottom,#1a1f2e 0%,#0a0e1a 70%);position:relative}body::before{content:'';position:fixed;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at 20% 30%,rgba(212,175,55,0.05) 0%,transparent 50%),radial-gradient(circle at 80% 70%,rgba(74,144,226,0.08) 0%,transparent 50%);pointer-events:none;z-index:-1}.navbar{background:linear-gradient(180deg,rgba(26,31,46,0.95) 0%,rgba(10,14,26,0.8) 100%);backdrop-filter:blur(8px);border-bottom:1px solid rgba(212,175,55,0.2)}.navbar a:hover{color:var(--color-primary);text-shadow:0 0 8px rgba(212,175,55,0.5);animation:lantern-flicker 3s infinite}h1,h2,h3,h4{text-shadow:0 0 15px rgba(212,175,55,0.4);position:relative}h1::after,h2::after{content:'';position:absolute;bottom:-10px;left:50%;transform:translateX(-50%);width:100px;height:2px;background:var(--gradient-primary);box-shadow:0 0 10px rgba(212,175,55,0.6)}.feature-card{background:linear-gradient(145deg,#1f2433 0%,#2c3347 100%);border:1px solid rgba(212,175,55,0.2);box-shadow:inset 0 1px 0 rgba(212,175,55,0.1),0 6px 18px rgba(0,0,0,0.7);position:relative;overflow:hidden}.feature-card::before{content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(212,175,55,0.1),transparent);transition:left 0.8s ease}.feature-card:hover::before{left:100%}.feature-card:hover{transform:translateY(-8px);animation:golden-glow 2s infinite alternate;border-color:rgba(212,175,55,0.4)}.feature-icon{background:var(--gradient-primary);box-shadow:0 0 20px rgba(212,175,55,0.4),inset 0 2px 4px rgba(255,255,255,0.1);position:relative}.feature-icon::after{content:'';position:absolute;top:-2px;left:-2px;right:-2px;bottom:-2px;border-radius:50%;background:conic-gradient(from 0deg,transparent,rgba(212,175,55,0.3),transparent);z-index:-1;animation:spin 8s linear infinite}@keyframes spin{from{transform:rotate(0deg)}to{transform:rotate(360deg)}}.article-card{background:linear-gradient(145deg,#1f2433 0%,#2a3143 100%);border:1px solid rgba(212,175,55,0.15);position:relative}.article-card::after{content:'';position:absolute;top:0;right:0;width:0;height:0;border-left:20px solid transparent;border-top:20px solid rgba(212,175,55,0.2);transition:border-color 0.3s ease}.article-card:hover{border-color:rgba(212,175,55,0.3);animation:water-ripple 3s ease-in-out infinite}.article-card:hover::after{border-top-color:rgba(212,175,55,0.4)}.info-block{background:linear-gradient(145deg,rgba(31,36,51,0.8) 0%,rgba(44,51,71,0.6) 100%);backdrop-filter:blur(4px);border:1px solid rgba(74,144,226,0.2);position:relative}.info-block::before{content:'';position:absolute;bottom:0;left:0;right:0;height:30%;background:linear-gradient(to top,rgba(74,144,226,0.1),transparent);transform:scaleY(-1);opacity:0.6}.info-block:hover{border-color:rgba(74,144,226,0.4);animation:water-ripple 2s ease-in-out infinite}.catalog-btn,.feedback-btn{background:var(--gradient-primary);box-shadow:0 4px 15px rgba(212,175,55,0.3),inset 0 1px 0 rgba(255,255,255,0.2);border:2px solid rgba(184,134,11,0.5);position:relative;overflow:hidden}.catalog-btn::before,.feedback-btn::before{content:'';position:absolute;top:50%;left:50%;width:0;height:0;background:radial-gradient(circle,rgba(255,255,255,0.3) 0%,transparent 70%);transition:all 0.6s ease;border-radius:50%;transform:translate(-50%,-50%)}.catalog-btn:hover::before,.feedback-btn:hover::before{width:200px;height:200px}.feedback-field{background:linear-gradient(145deg,#1a1f2e 0%,#2c3347 100%);border:2px solid rgba(212,175,55,0.2);color:var(--color-text);position:relative}.feedback-field:focus{border-color:rgba(212,175,55,0.5);box-shadow:0 0 15px rgba(212,175,55,0.2)}.contacts-address,.contacts-link{position:relative;padding-left:20px}.contacts-address::before,.contacts-link::before{content:'✦';position:absolute;left:0;color:var(--color-primary);animation:lantern-flicker 4s infinite}footer{background:linear-gradient(180deg,#0a0e1a 0%,#1a1f2e 50%,#0a0e1a 100%);position:relative}footer::before{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(212,175,55,0.3),transparent)}@media screen and (max-width:830px){.feature-card:hover{animation:none;transform:none}.info-block:hover{animation:none}.article-card:hover{animation:none}}@media screen and (min-width:1200px){.header{position:relative}.header::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(ellipse at 30% 20%,rgba(212,175,55,0.03) 0%,transparent 50%),radial-gradient(ellipse at 70% 80%,rgba(74,144,226,0.05) 0%,transparent 50%);animation:water-ripple 8s ease-in-out infinite}}