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var(--border-light)}.card.card-gradient{background:var(--gradient-nature);color:var(--text-inverse);border:none}.card.card-gradient *{color:inherit}.card.card-elevated{box-shadow:var(--shadow-lg)}.card.card-elevated:hover{box-shadow:var(--shadow-xl)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-lg);border-radius:var(--radius-full);font-weight:500;font-size:1rem;border:none;cursor:pointer;transition:all .3s ease;position:relative;overflow:hidden}.btn.btn-primary{background:var(--gradient-nature);color:var(--text-inverse);box-shadow:var(--shadow-sm)}.btn.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-primary)}.btn.btn-primary:active{transform:translateY(0)}.btn.btn-secondary{background:var(--gradient-petal);color:var(--text-inverse)}.btn.btn-secondary:hover{box-shadow:var(--shadow-secondary)}.btn.btn-outline{background:transparent;border:2px solid 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scaleIn{0%{transform:scale(.9);opacity:0}to{transform:scale(1);opacity:1}}.animate-fade-in{animation:fadeIn .5s ease-out}.animate-scale-in{animation:scaleIn .3s ease-out}@media(max-width:768px){:root{--space-xs:2px;--space-sm:4px;--space-md:8px;--space-lg:16px;--space-xl:24px}.container{padding:0 var(--space-md)}.card{padding:var(--space-md)}}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-subtle)}::-webkit-scrollbar-thumb{background:var(--gradient-nature);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--gradient-garden)}::-moz-selection{background:rgba(32,178,170,.3);color:var(--text-primary)}::selection{background:rgba(32,178,170,.3);color:var(--text-primary)}.metal-card{background:linear-gradient(145deg,#e6e6e6,#c2c2c2);box-shadow:8px 8px 16px #a8a8a8,-8px -8px 16px #fff,inset 1px 1px 2px 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hsla(0,0%,75%,.5)}}:root.dark-theme{--color-primary:#1a8b82;--color-primary-light:#2fa39a;--color-primary-lighter:#4cbab2;--color-primary-dark:#006b63;--color-primary-darker:#004d47;--color-secondary:#e68d68;--color-secondary-light:#eea985;--color-secondary-lighter:#f5c5a1;--color-secondary-dark:#de714b;--color-secondary-darker:#d6552e;--color-accent:#005a5a;--color-accent-light:#007373;--color-accent-dark:#003d3d;--bg-base:#0f1419;--bg-soft:#171d23;--bg-muted:#1c232a;--bg-subtle:#232b34;--bg-canvas:#141a1f;--bg-level-1:rgba(32,178,170,.08);--bg-level-2:rgba(32,178,170,.12);--bg-level-3:rgba(32,178,170,.16);--text-primary:#e8eaed;--text-secondary:#b8bcc4;--text-muted:#8b91a0;--text-disabled:#5f6673;--text-inverse:#0f1419;--border-subtle:#2c3440;--border-light:#373f4c;--border-default:#424b59;--border-medium:#4d5766;--border-strong:#596373;--gradient-primary:linear-gradient(135deg,#1a8b82,#2fa39a 25%,#4cbab2 50%,#2fa39a 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.card-description{color:var(--text-secondary);font-size:.9rem}:root.dark-theme .tool-card .tag-new{background:var(--color-primary);color:#fff}:root.dark-theme .navbar{background:var(--bg-base);border-bottom:1px solid var(--border-subtle)}:root.dark-theme .navbar .nav-item{color:var(--text-secondary)}:root.dark-theme .navbar .nav-item.active{color:var(--color-primary-light);border-bottom:2px solid currentColor}:root.dark-theme .search-box{background:var(--bg-muted);border:1px solid var(--border-default);color:var(--text-primary)}:root.dark-theme .search-box::-moz-placeholder{color:var(--text-muted)}:root.dark-theme .search-box::placeholder{color:var(--text-muted)}:root.dark-theme .category-btn{background:var(--bg-muted);border:1px solid var(--border-medium);color:var(--text-secondary)}:root.dark-theme .category-btn.active{background:var(--color-primary);color:#fff;border-color:transparent}:root.dark-theme .bg-level-1{background:var(--bg-level-1)}:root.dark-theme .bg-level-2{background:var(--bg-level-2)}:root.dark-theme .bg-level-3{background:var(--bg-level-3)}:root.dark-theme body{background:var(--bg-base)}:root.dark-theme .card,:root.dark-theme .modal{background-color:var(--bg-muted);border-color:var(--border-subtle)}:root.dark-theme .text-content,:root.dark-theme li,:root.dark-theme p{color:var(--text-secondary);text-shadow:0 1px 2px rgba(0,0,0,.5)}:root.dark-theme .light-orb{opacity:.3}:root.dark-theme .light-orb.orb-1{background:radial-gradient(circle,rgba(26,139,130,.2) 0,transparent 70%)}:root.dark-theme .light-orb.orb-2{background:radial-gradient(circle,hsla(18,72%,65%,.2) 0,transparent 70%)}:root.dark-theme .particle.petal{opacity:.7}:root.dark-theme .particle.leaf{opacity:.6}:root.dark-theme .particle.pollen{opacity:.4}*{transition:background-color .3s ease,color .3s ease,border-color .3s ease,box-shadow .3s ease}