.elementor-6513 .elementor-element.elementor-element-1b9f09e{--display:flex;--margin-top:0px;--margin-bottom:0px;--margin-left:0px;--margin-right:0px;--padding-top:0px;--padding-bottom:0px;--padding-left:0px;--padding-right:0px;}.elementor-6513 .elementor-element.elementor-element-159fdfd img{width:100%;}.elementor-6513 .elementor-element.elementor-element-3aa4fe5{--display:flex;--margin-top:0px;--margin-bottom:0px;--margin-left:0px;--margin-right:0px;--padding-top:0px;--padding-bottom:0px;--padding-left:0px;--padding-right:0px;}.elementor-6513 .elementor-element.elementor-element-4f0a85f{--display:flex;border-style:solid;--border-style:solid;border-width:1px 1px 1px 1px;--border-top-width:1px;--border-right-width:1px;--border-bottom-width:1px;--border-left-width:1px;border-color:#E2E2E2;--border-color:#E2E2E2;--border-radius:12px 12px 12px 12px;--margin-top:0px;--margin-bottom:0px;--margin-left:0px;--margin-right:0px;--padding-top:24px;--padding-bottom:24px;--padding-left:24px;--padding-right:24px;}.elementor-6513 .elementor-element.elementor-element-4f0a85f:not(.elementor-motion-effects-element-type-background), .elementor-6513 .elementor-element.elementor-element-4f0a85f > .elementor-motion-effects-container > .elementor-motion-effects-layer{background-color:#E8F0FE;}.elementor-6513 .elementor-element.elementor-element-6d11be6 .elementor-heading-title{font-size:1.2em;font-weight:600;color:#1A56DB;}.elementor-6513 .elementor-element.elementor-element-20a84f1 > .elementor-widget-container{margin:0px 0px 0px 0px;padding:0px 0px 0px 0px;border-style:none;}.elementor-6513 .elementor-element.elementor-element-20a84f1 .uc_post_grid_style_one_wrap{grid-gap:30px;}.elementor-6513 .elementor-element.elementor-element-20a84f1 .ue_post_grid{grid-template-columns:repeat(2, minmax(0, 1fr));text-align:inherit;}.elementor-6513 .elementor-element.elementor-element-20a84f1 .uc_post_grid_style_one_item{overflow:hidden;border-radius:0px;}.elementor-6513 .elementor-element.elementor-element-20a84f1 .uc_post_grid_style_one{transition:all 300ms;}.elementor-6513 .elementor-element.elementor-element-20a84f1 .uc_post_grid_style_one .uc_content{transition:all 300ms;}.elementor-6513 .elementor-element.elementor-element-20a84f1 .ue_p_title{justify-content:inherit;}.elementor-6513 .elementor-element.elementor-element-20a84f1 .uc_content{padding:16px 16px 16px 16px;border-radius:8px 8px 8px 8px;border-style:solid;border-width:1px 1px 1px 1px;border-color:#EBEBEB;background-color:#FFFFFF;}.elementor-6513 .elementor-element.elementor-element-20a84f1 .ue-item:hover .uc_content{border-style:solid;border-width:1px 1px 1px 1px;border-color:#1A56DB;}.elementor-6513 .elementor-element.elementor-element-20a84f1 .uc_post_image{height:250px;background-color:#ffffff;}.elementor-6513 .elementor-element.elementor-element-20a84f1 .uc_post_image img{height:250px;object-fit:Cover;object-position:Top;transform:scale(100%);}.elementor-6513 .elementor-element.elementor-element-20a84f1 .ue-grid-item-category a{color:#ffffff;background-color:#545454;padding:3px 5px 3px 5px;border-radius:3px 3px 3px 3px;}.elementor-6513 .elementor-element.elementor-element-20a84f1 .ue-grid-item-category{margin-top:0px;text-align:left;transform:translate(0, 0px);}.elementor-6513 .elementor-element.elementor-element-20a84f1 .uc_post_title a{color:#1A56DB;}.elementor-6513 .elementor-element.elementor-element-20a84f1 .uc_post_title a > *{color:#1A56DB;}.elementor-6513 .elementor-element.elementor-element-20a84f1 .uc_post_title a,.elementor-6513 .elementor-element.elementor-element-20a84f1 .uc_post_title a > *{font-size:0.85em;font-weight:500;line-height:1.3em;}.elementor-6513 .elementor-element.elementor-element-20a84f1 .uc_post_title{margin-top:0px;min-height:0px;text-align:inherit;}.elementor-6513 .elementor-element.elementor-element-20a84f1 .ue-grid-item-meta-data{color:#707070;gap:5px;width:auto;}.elementor-6513 .elementor-element.elementor-element-20a84f1 .ue-grid-item-meta-data svg{fill:#707070;}.elementor-6513 .elementor-element.elementor-element-20a84f1 .ue-meta-data{margin-top:0px;gap:10px;justify-content:flex-start;}.elementor-6513 .elementor-element.elementor-element-20a84f1 .ue-grid-item-meta-data-avatar img{width:30px;height:30px;display:inline-flex;border-radius:100px;}.elementor-6513 .elementor-element.elementor-element-20a84f1 .uc_post_text{color:#6B7280;font-size:0.8em;line-height:1.6em;margin-top:10px;text-align:inherit;}.elementor-6513 .elementor-element.elementor-element-20a84f1 .uc_more_btn{padding:10px 20px 10px 20px;border-radius:0px;background-color:#000000;color:#ffffff;margin-top:10px;}.elementor-6513 .elementor-element.elementor-element-20a84f1 .uc_more_btn svg{fill:#ffffff;}.elementor-6513 .elementor-element.elementor-element-20a84f1 .uc_post_button{text-align:inherit;}.elementor-6513 .elementor-element.elementor-element-20a84f1 .ue-no-posts-found{color:#000000;background-color:#e8e8e8;padding:20px 20px 20px 20px;border-style:solid;border-width:1px 1px 1px 1px;border-color:#c4c4c4;}.elementor-6513 .elementor-element.elementor-element-20a84f1 .view-switcher-button{justify-content:end;}.elementor-6513 .elementor-element.elementor-element-20a84f1 .view-switcher{font-size:25px;margin-bottom:20px;}.elementor-6513 .elementor-element.elementor-element-20a84f1 .view-switcher svg{width:25px;height:25px;}.elementor-6513 .elementor-element.elementor-element-7ac8e75{text-align:center;}.elementor-6513 .elementor-element.elementor-element-7ac8e75 .elementor-heading-title{font-family:"Montserrat", Open Sans;font-size:0.86em;font-weight:600;color:#6D6D6D;}.elementor-6513 .elementor-element.elementor-element-7ac8e75 .elementor-heading-title a:hover, .elementor-6513 .elementor-element.elementor-element-7ac8e75 .elementor-heading-title a:focus{color:#1A56DB;}@media(max-width:767px){.elementor-6513 .elementor-element.elementor-element-20a84f1 .ue_post_grid{grid-template-columns:repeat(1, minmax(0, 1fr));}}/* Start custom CSS */.formula-desc{text-align: left;}
.gx-cof *,.gx-cof *::before,.gx-cof *::after{box-sizing:border-box;margin:0;padding:0}
.gx-cof{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;max-width:960px;margin:0 auto;padding:24px;color:#424242;line-height:1.7;background:#FAFAFA}
.gx-cof h1{font-size:32px;font-weight:700;color:#212121;margin-bottom:12px}
.gx-cof h2{font-size:22px;font-weight:700;color:#212121;border-bottom:2px solid #212121;padding-bottom:10px;margin:40px 0 20px}
.gx-cof h3{font-size:17px;font-weight:600;color:#212121;margin-bottom:12px}
.gx-cof p{font-size:14px;color:#424242;line-height:1.75;margin-bottom:16px}
.gx-cof .gx-cof-intro{font-size:15px;color:#424242;line-height:1.75;margin-bottom:32px}

/* Calculator */
.gx-cof-calculator{background:#fff;border:1px solid #E0E0E0;border-radius:8px;padding:24px;box-shadow:0 2px 8px rgba(0,0,0,.06);margin-bottom:24px}
.gx-cof-calc-title{text-align:center;color:#212121;margin-bottom:20px;font-size:20px;font-weight:600}
.gx-cof-input-group{margin-bottom:16px}
.gx-cof-input-label{display:block;margin-bottom:8px;color:#616161;font-weight:500;font-size:14px}
.gx-cof-input-field{width:100%;padding:12px 16px;border:2px solid #E0E0E0;border-radius:6px;font-size:16px;font-family:inherit;transition:border-color .3s ease;box-sizing:border-box}
.gx-cof-input-field:focus{outline:none;border-color:#1565C0;box-shadow:0 0 0 3px rgba(21,101,192,.15)}
.gx-cof-calc-btn{background:#1565C0;color:#fff;border:none;padding:14px 24px;border-radius:6px;font-size:16px;font-weight:600;cursor:pointer;width:100%;transition:background-color .3s ease;font-family:inherit;margin:8px 0}
.gx-cof-calc-btn:hover{background:#0D47A1}
.gx-cof-clear-btn{background:#fff;color:#1565C0;border:2px solid #1565C0;padding:10px 20px;border-radius:6px;font-size:14px;cursor:pointer;transition:all .3s ease;font-family:inherit}
.gx-cof-clear-btn:hover{background:#E3F2FD}
.gx-cof-result-display{background:#E3F2FD;padding:16px;border-radius:8px;border:1px solid #90CAF9;text-align:center;margin-top:20px}
.gx-cof-result-text{font-size:14px;color:#616161;margin:0}
.gx-cof-result-value{font-size:24px;font-weight:700;color:#1565C0;margin:8px 0 0 0}
.gx-cof-formula-box{background:#F5F5F5;border-radius:8px;padding:15px;margin-top:15px;border-left:4px solid #1565C0}
.gx-cof-formula-box .formula-title{font-size:13px;font-weight:600;color:#1565C0;margin-bottom:6px}
.gx-cof-formula-box .formula{font-family:'Courier New',monospace;color:#212121;font-size:16px;text-align:center;background:#fff;padding:8px;border-radius:4px}

/* Friction Table */
.gx-cof-table-wrap{overflow-x:auto;border:1px solid #E0E0E0;border-radius:8px;margin:20px 0}
.gx-cof-table{width:100%;border-collapse:collapse;background:#fff}
.gx-cof-table thead th{background:#1565C0;color:#fff;padding:12px 10px;text-align:center;font-size:13px;font-weight:600;white-space:nowrap;border:1px solid #1256A8}
.gx-cof-table tbody td{padding:10px 12px;border:1px solid #E0E0E0;font-size:13px;color:#424242}
.gx-cof-table tbody tr:nth-child(even){background:#FAFAFA}
.gx-cof-table tbody tr:hover{background:#E3F2FD}
.gx-cof-table .gx-cof-material{font-weight:600;color:#212121;width:35%}
.gx-cof-table .gx-cof-static,.gx-cof-table .gx-cof-kinetic{text-align:center;width:15%;font-family:monospace;font-weight:600;color:#1565C0}
.gx-cof-table .gx-cof-notes{color:#616161;font-size:12px;width:35%}
.gx-cof-table .gx-cof-high{background:#E3F2FD}
.gx-cof-table .gx-cof-medium{background:#fff}
.gx-cof-table .gx-cof-low{background:#F1F8E9}

/* Filter Controls */
.gx-cof-filter{display:flex;gap:8px;flex-wrap:wrap;margin:16px 0}
.gx-cof-filter-btn{padding:8px 16px;border:2px solid #E0E0E0;border-radius:20px;background:#fff;font-size:13px;cursor:pointer;transition:all .3s ease;font-family:inherit;color:#424242}
.gx-cof-filter-btn:hover,.gx-cof-filter-btn.gx-cof-active{background:#1565C0;color:#fff;border-color:#1565C0}

/* Search */
.gx-cof-search{width:100%;padding:12px 16px;border:2px solid #E0E0E0;border-radius:6px;font-size:14px;font-family:inherit;margin-bottom:16px;box-sizing:border-box;transition:border-color .3s ease}
.gx-cof-search:focus{outline:none;border-color:#1565C0;box-shadow:0 0 0 3px rgba(21,101,192,.15)}

/* Legend */
.gx-cof-legend{display:flex;gap:20px;flex-wrap:wrap;margin:16px 0;padding:12px 16px;background:#fff;border:1px solid #E0E0E0;border-radius:8px;font-size:13px}
.gx-cof-legend-item{display:flex;align-items:center;gap:6px}
.gx-cof-legend-color{width:14px;height:14px;border-radius:3px;border:1px solid #E0E0E0}

/* Formula Section */
.gx-cof-formula-section{background:#E3F2FD;border:1px solid #90CAF9;border-radius:8px;padding:24px;margin:20px 0;text-align:center}
.gx-cof-formula-section .main-formula{font-size:22px;font-weight:700;color:#1565C0;margin:12px 0;font-family:'Courier New',monospace}
.gx-cof-formula-section .formula-desc{font-size:14px;color:#424242;line-height:1.8}
.gx-cof-formula-section .formula-desc strong{color:#1565C0}

/* Info Cards */
.gx-cof-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin:20px 0}
.gx-cof-card{background:#fff;border:1px solid #E0E0E0;border-left:4px solid #1565C0;border-radius:8px;padding:20px;box-shadow:0 2px 6px rgba(0,0,0,.04)}
.gx-cof-card h3{font-size:15px;font-weight:600;color:#212121;margin-bottom:8px}
.gx-cof-card p{font-size:13px;color:#616161;line-height:1.6;margin:0}

/* Tips */
.gx-cof-tips{background:#E3F2FD;border:1px solid #90CAF9;border-radius:8px;padding:20px;margin:20px 0}
.gx-cof-tips h3{font-size:15px;font-weight:600;color:#1565C0;margin-bottom:12px}
.gx-cof-tips ul{list-style:none;padding:0;margin:0}
.gx-cof-tips li{padding:6px 0 6px 24px;position:relative;font-size:14px;color:#424242;line-height:1.6}
.gx-cof-tips li::before{content:'\2713';position:absolute;left:0;color:#1565C0;font-weight:700}

/* FAQ */
.gx-cof-faq-item{border:1px solid #E0E0E0;border-radius:8px;margin-bottom:12px;overflow:hidden}
.gx-cof-faq-q{padding:16px 20px;background:#FAFAFA;cursor:pointer;font-weight:600;font-size:15px;color:#212121;display:flex;justify-content:space-between;align-items:center;transition:background .15s}
.gx-cof-faq-q:hover{background:#F5F5F5}
.gx-cof-faq-q::after{content:'+';font-size:20px;color:#757575;transition:transform .3s;flex-shrink:0;margin-left:12px}
.gx-cof-faq-item.gx-cof-open .gx-cof-faq-q::after{content:'\2212'}
.gx-cof-faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease,padding .35s ease;padding:0 20px;font-size:14px;color:#424242;line-height:1.7}
.gx-cof-faq-item.gx-cof-open .gx-cof-faq-a{max-height:500px;padding:16px 20px}

/* Disclaimer */
.gx-cof-disclaimer{margin-top:48px;padding:20px;background:#F5F5F5;border:1px solid #E0E0E0;border-radius:8px;font-size:12px;color:#9E9E9E;line-height:1.6}

/* Responsive */
@media(max-width:768px){
  .gx-cof{padding:12px}
  .gx-cof h1{font-size:24px}
  .gx-cof h2{font-size:20px}
  .gx-cof-cards{grid-template-columns:1fr}
  .gx-cof-table{font-size:11px}
  .gx-cof-table thead th,.gx-cof-table tbody td{padding:8px 4px}
  .gx-cof-filter{gap:6px}
  .gx-cof-filter-btn{padding:6px 12px;font-size:12px}
}/* End custom CSS */
/* Start Custom Fonts CSS */@font-face {
	font-family: 'Montserrat';
	font-display: auto;
	src: url('https://guxiangjs.com/wp-content/uploads/2026/06/Montserrat-VariableFont_wght.ttf') format('truetype');
}
/* End Custom Fonts CSS */