:root{--bg-page:#ffffff;--bg-surface:#fff;--bg-surface-hover:#f5f5f5;--bg-card:#fff;--bg-canvas-dark:#1F1F1F;--bg-canvas-light:#ffffff;--bg-input:#ffffff;--border-main:#1F1F1F;--border-medium:#585858;--border-dark:#1F1F1F;--border-focus:#000000;--text-primary:#1F1F1F;--text-secondary:#4a4a4a;--text-muted:#6c6b6b;--text-dim:#94a3b8;--text-inverse:#ffffff;--brand-black:#1F1F1F;--brand-accent:#333333;--brand-accent-hover:#CEFC45;--brand-success:#90bd09;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:20px;--space-6:24px;--space-8:32px;--space-10:40px;--space-12:48px;--space-16:64px;--space-20:80px;--radius-none:0px;--container-max:1280px;--header-height:72px;--transition-fast:0.15s ease;--transition-base:0.2s ease}*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;border-radius:0}html{font-size:16px;scroll-behavior:smooth}body{font-family:"Poppins",sans-serif;background-color:var(--bg-page);color:var(--text-primary);line-height:1.5;-webkit-font-smoothing:antialiased;min-height:100vh;display:flex;flex-direction:column}a{color:inherit;text-decoration:none;transition:color var(--transition-fast)}img,svg{display:block;max-width:100%}button,input,select,textarea{font-family:inherit;font-size:inherit}.container{width:100%;max-width:var(--container-max);margin:0 auto;padding:0 var(--space-6)}.site-header{background-color:var(--bg-page);border-bottom:1px solid var(--border-main);position:sticky;top:0;z-index:100}.header-inner{display:flex;align-items:center;justify-content:space-between;height:var(--header-height);gap:var(--space-6)}.header-left{display:flex;align-items:center;gap:var(--space-6);flex:1;max-width:560px}.site-logo-img{display:block;height:36px;width:auto}.logo-badge{width:32px;height:32px;background-color:var(--brand-black);color:var(--text-inverse);display:flex;align-items:center;justify-content:center;border:1px solid var(--brand-black)}.header-search{flex:1;max-width:320px}.search-form{position:relative;width:100%}.search-input{width:100%;background-color:var(--bg-input);border:1px solid var(--border-medium);padding:var(--space-2) var(--space-4) var(--space-2) 38px;font-size:.875rem;color:var(--text-primary);outline:none;transition:var(--transition-fast)}.search-input:focus{border-color:var(--border-dark);box-shadow:0 0 0 1px var(--border-dark)}.search-icon{position:absolute;left:var(--space-3);top:50%;transform:translateY(-50%);color:var(--text-muted);pointer-events:none}.site-nav{display:flex;align-items:center;gap:0;margin-left:auto}.nav-link{padding:var(--space-2) var(--space-4);font-size:.9375rem;font-weight:500;color:var(--text-secondary);transition:var(--transition-fast)}.nav-link:hover{color:var(--brand-black)}.nav-link.active{color:var(--brand-black);background-color:#fff0}.site-nav .nav-link.active{position:relative}.generate-nav-link{display:inline-flex;align-items:center;gap:5px}.generate-nav-icon{width:16px;height:16px;display:block;flex-shrink:0}.menu-toggle{display:none}.btn-primary{background-color:var(--brand-black);color:var(--text-inverse);font-size:.9375rem;font-weight:600;padding:12px 24px;border:1px solid var(--brand-black);border-radius:4px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);transition:var(--transition-fast);text-align:center}.btn-primary:hover{background-color:#353535;border-color:#353535}.btn-secondary{background-color:#fff;color:var(--text-primary);border:1px solid var(--border-dark);border-radius:4px;font-size:.9375rem;font-weight:600;padding:12px 24px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);transition:var(--transition-fast);text-align:center}.btn-secondary:hover{background-color:var(--bg-surface-hover)}.badge-tag{display:inline-block;padding:2px 10px;border:1px solid #eaeaea;background-color:#eaeaea;border-radius:999px;color:#1F1F1F;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em}.license-badge{border:1px solid #CEFC45;background-color:#CEFC45;color:#1F1F1F}.hero-title{font-size:clamp(2rem, 3.5vw, 3rem);font-weight:600;line-height:1.15;letter-spacing:-.03em;color:var(--brand-black);margin-bottom:var(--space-4)}.hero-desc{font-size:1.125rem;color:var(--text-secondary);max-width:640px;margin:0 auto var(--space-10);line-height:1.6}.section-title{font-size:1.375rem;font-weight:600;letter-spacing:-.02em;color:var(--brand-black)}.view-all-link{font-size:.875rem;font-weight:600;color:var(--brand-black);display:inline-flex;align-items:center;gap:var(--space-1);border-bottom:1px solid var(--brand-black);padding-bottom:2px}.view-all-link:hover{opacity:.7}.hero-section{padding:var(--space-16) 0 var(--space-16);text-align:center;border-bottom:1px solid var(--border-main);background-color:var(--bg-surface)}.hero-search-wrap{max-width:640px;margin:0 auto var(--space-16)}.hero-search-form{display:flex;align-items:stretch;box-shadow:4px 4px 0 var(--brand-black);background:#fff}.hero-search-input-wrap{position:relative;flex:1}.hero-search-input{width:100%;height:52px;padding:0 16px 0 46px;font-size:1rem;color:var(--text-primary);border:1px solid var(--brand-black);background:#fff;outline:none}.hero-search-input:focus{background:#fff}.hero-search-icon{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:var(--text-muted);pointer-events:none}.hero-search-btn{padding:0 24px;background-color:var(--brand-black);color:#fff;font-weight:600;font-size:.9375rem;border:1px solid var(--brand-black);cursor:pointer;transition:var(--transition-fast);display:inline-flex;align-items:center;gap:8px;white-space:nowrap}.hero-search-btn:hover{background-color:#353535;border-color:#353535}.categories-showcase{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-6);max-width:960px;margin:0 auto;text-align:left}.category-feature-card{background-color:#fff;border:1px solid var(--border-medium);padding:var(--space-5);display:flex;flex-direction:column;justify-content:space-between;transition:var(--transition-fast);position:relative}.category-feature-card:hover{border-color:var(--brand-black);box-shadow:3px 3px 0 var(--brand-black);transform:translateY(-2px)}.cat-card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-2)}.cat-card-title{font-size:1.125rem;font-weight:700;color:var(--brand-black)}.cat-card-desc{font-size:.875rem;color:var(--text-secondary);line-height:1.4;margin-bottom:var(--space-4)}.cat-card-footer{display:flex;align-items:center;justify-content:space-between;font-size:.8125rem;font-weight:600;color:var(--text-muted)}.cat-card-link{color:var(--brand-black);display:inline-flex;align-items:center;gap:4px}.section{padding:var(--space-12) 0;border-bottom:1px solid var(--border-main)}.section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-6)}.resource-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:var(--space-6)}.resource-card{background-color:var(--bg-card);border:1px solid var(--border-main);display:flex;flex-direction:column;position:relative;cursor:pointer;text-decoration:none;color:inherit;transition:var(--transition-fast)}.resource-card:hover{border-color:var(--brand-black);box-shadow:4px 4px 0 var(--brand-black)}.card-preview-wrap{width:100%;aspect-ratio:16 / 9;background-color:#f8fafc;border-bottom:1px solid var(--border-main);position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center}.card-preview-img{width:100%;height:100%;object-fit:cover;transition:transform 0.2s ease}.resource-card:hover .card-preview-img{transform:scale(1.02)}.card-body{padding:var(--space-4);display:flex;align-items:center;justify-content:space-between;gap:var(--space-2)}.card-title{font-size:.9375rem;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.single-page{padding-top:var(--space-8);padding-bottom:var(--space-16)}.breadcrumbs{display:flex;align-items:center;gap:var(--space-2);font-size:.875rem;color:var(--text-muted);margin-bottom:var(--space-6)}.breadcrumbs a{color:var(--text-secondary);font-weight:500}.breadcrumbs a:hover{color:var(--brand-black);text-decoration:underline}.single-layout{display:grid;grid-template-columns:1fr 340px;gap:var(--space-8);align-items:start}.preview-container{background-color:#fff;border:1px solid var(--border-dark);position:relative}.preview-title-header{padding:var(--space-5) var(--space-6) 0;background-color:var(--bg-page)}.preview-h1{font-size:clamp(1.5rem, 2.2vw, 2.125rem);font-weight:600;letter-spacing:-.025em;color:var(--brand-black);line-height:1.2;margin:0 0 var(--space-4) 0}.preview-title-badges{display:flex;gap:var(--space-2);flex-wrap:wrap;padding-bottom:var(--space-4)}.badge-tag--light{background:rgb(255 255 255 / .18);border-color:rgb(255 255 255 / .45);color:#fff}.badge-tag--success{background:#fff0;border-color:var(--brand-success);color:var(--brand-success)}.single-svg-canvas{width:100%;aspect-ratio:16 / 10;position:relative;overflow:hidden;background-color:#fff;display:block}.single-svg-canvas img,.single-svg-canvas svg{width:100%;height:100%;object-fit:cover;display:block}.single-sidebar{display:flex;flex-direction:column;gap:var(--space-6)}.sidebar-card{background-color:var(--bg-card);border:1px solid var(--border-dark);padding:var(--space-6)}.resource-main-title{font-size:1.625rem;font-weight:600;letter-spacing:-.02em;color:var(--brand-black);margin:var(--space-2) 0 var(--space-6)}.resource-main-title--large{font-size:clamp(2rem, 3vw, 2.75rem);line-height:1.15;margin-bottom:var(--space-5)}.action-buttons{display:flex;flex-direction:column;gap:var(--space-3);margin-bottom:var(--space-6)}.meta-list{border-top:1px solid var(--border-main);padding-top:var(--space-4);display:flex;flex-direction:column;gap:var(--space-3);font-size:.875rem}.meta-item{display:flex;justify-content:space-between;align-items:center}.meta-label{color:var(--text-muted)}.meta-val{color:var(--text-primary);font-weight:600}.adsense-container{background-color:#f6f6f6;padding:var(--space-4);text-align:center;margin:0 0 var(--space-6);min-height:90px;display:flex;align-items:center;justify-content:center;color:var(--text-muted);font-size:.75rem;letter-spacing:.08em;text-transform:uppercase;font-weight:600}.standard-page{max-width:860px;margin:0 auto}.standard-page .hero-title{margin-bottom:var(--space-8)}.page-content{color:var(--text-secondary);font-size:1rem;line-height:1.75}.page-content h2{margin:var(--space-6) 0 var(--space-4);font-size:1.375rem;line-height:1.3;font-weight:600;color:var(--brand-black)}.page-content h3{margin:var(--space-6) 0 var(--space-3);font-size:1.125rem;line-height:1.4;font-weight:600;color:var(--brand-black)}.page-content p{margin-bottom:var(--space-2)}.page-content ul,.page-content ol{margin:0 0 var(--space-5) var(--space-6)}.page-content li{margin-bottom:var(--space-2)}.page-content a{color:var(--brand-black);text-decoration:underline;text-underline-offset:3px}.page-content a:hover{color:var(--brand-accent-hover)}.page-content strong{color:var(--brand-black)}.page-hero{width:100%;padding:var(--space-16) 0 var(--space-10);background:linear-gradient(180deg,#f2fecc 0%,#fff 100%)}.page-hero .hero-title{text-align:center;margin:0}.standard-page{max-width:860px;margin:0 auto}.creative-tools{display:flex;flex-wrap:wrap;column-gap:120px;row-gap:20px}.creative-tool-link{color:var(--text-primary);text-decoration:none;font-size:1.3rem;line-height:1.5}.creative-tool-link:hover{text-decoration:underline}.wpcf7-form{display:flex;flex-direction:column;gap:var(--space-5)}.wpcf7-form p{margin:0}.wpcf7-form label{display:block;color:var(--brand-black);font-size:.875rem;font-weight:500}.wpcf7-form input[type="text"],.wpcf7-form input[type="email"],.wpcf7-form textarea{width:100%;margin-top:var(--space-2);padding:14px 16px;border:1px solid var(--border-medium);background:#fff;color:var(--text-primary);font-family:inherit;font-size:.9375rem;outline:none;transition:border-color var(--transition-fast)}.wpcf7-form input[type="text"],.wpcf7-form input[type="email"]{height:48px}.wpcf7-form textarea{min-height:160px;resize:vertical}.wpcf7-form input[type="text"]:focus,.wpcf7-form input[type="email"]:focus,.wpcf7-form textarea:focus{border-color:var(--border-focus)}.wpcf7-form input[type="submit"]{display:inline-flex;align-items:center;justify-content:center;height:48px;padding:0 24px;border:1px solid var(--brand-black);background:var(--brand-black);color:#fff;font-family:inherit;font-size:.875rem;font-weight:500;cursor:pointer;transition:background-color var(--transition-fast),color var(--transition-fast)}.wpcf7-form input[type="submit"]:hover{background:var(--brand-accent);color:#fff}.wpcf7-response-output{margin:var(--space-2) 0 0!important;padding:var(--space-4)!important;border:1px solid var(--border-main)!important;font-size:.875rem;line-height:1.5}.wpcf7-not-valid{border-color:#c62828!important}.wpcf7-not-valid-tip{display:block;margin-top:var(--space-2);font-size:.75rem;color:#c62828}.pagination-wrap{margin-top:var(--space-10);display:flex;justify-content:center}.page-numbers{display:flex;gap:var(--space-1);list-style:none}.page-numbers a,.page-numbers span{padding:var(--space-2) var(--space-4);background-color:#fff;border:1px solid var(--border-medium);color:var(--text-primary);font-size:.875rem;font-weight:600;transition:var(--transition-fast);border-radius:4px}.page-numbers a:hover{border-color:var(--brand-black);background-color:var(--bg-surface)}.page-numbers .current{background-color:var(--brand-black);border-color:var(--brand-black);color:var(--text-inverse);border-radius:4px}.site-footer{margin-top:auto;background-color:#1F1F1F;padding:var(--space-16) 0 var(--space-16)}.footer-inner{display:flex;flex-direction:column;align-items:center;gap:var(--space-8);text-align:center}.footer-links{display:flex;flex-wrap:wrap;justify-content:center;gap:var(--space-8) var(--space-10);font-size:.875rem;font-weight:500;color:#969696;padding-bottom:var(--space-6)}.footer-links a:hover{color:#b9b9b9;text-decoration:underline}.footer-copy{font-size:.8125rem;color:#cdcdcd}.footer-logo img{display:block;width:auto;height:86px;opacity:.4}.download-content{max-width:720px;margin:0 auto;text-align:center;padding:var(--space-16) var(--space-5)}.download-note{margin:0 0 var(--space-8);font-size:.9375rem;color:var(--text-muted)}.download-manual-link{display:inline-flex;align-items:center;justify-content:center}.download-back{margin:var(--space-5) 0 0;font-size:.875rem;text-align:center}@media (max-width:1024px){.resource-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:var(--space-4)}.single-layout{grid-template-columns:1fr}}@media (max-width:768px){.header-inner{position:relative;height:auto;padding:var(--space-3) var(--space-6);flex-direction:row;align-items:center;gap:var(--space-3)}.header-left{max-width:none;flex:1;min-width:0;display:flex;align-items:center}.header-search{display:none}.menu-toggle{position:relative;display:flex;flex-shrink:0;width:40px;height:40px;padding:0;border:0;background:#fff0;cursor:pointer;align-items:center;justify-content:center}.menu-toggle span{position:absolute;width:24px;height:2px;background-color:var(--brand-black)}.menu-toggle span:first-child{transform:translateY(-4px)}.menu-toggle span:last-child{transform:translateY(4px)}.menu-toggle.is-open span:first-child{transform:rotate(45deg)}.menu-toggle.is-open span:last-child{transform:rotate(-45deg)}.site-nav{position:absolute;top:100%;left:0;width:100%;display:flex;flex-direction:column;align-items:stretch;gap:0;margin:0;padding:var(--space-3) 0;background-color:var(--bg-page);border-top:1px solid var(--border-main);border-bottom:1px solid var(--border-main);opacity:0;visibility:hidden;pointer-events:none}.site-nav.is-open{opacity:1;visibility:visible;transform:translateY(0);pointer-events:auto}.nav-link{display:block;width:100%;padding:var(--space-3) var(--space-6)}.nav-link:hover{background-color:var(--bg-input)}.categories-showcase{grid-template-columns:1fr}.hero-search-form{flex-direction:column;box-shadow:none}.hero-search-btn{height:48px;justify-content:center}.hero-title{font-size:1.875rem}.section-header{flex-direction:column;align-items:flex-start;gap:var(--space-2)}.site-nav .generate-nav-link{display:inline-flex;flex-direction:row;align-items:center;gap:5px;white-space:nowrap}.site-nav .generate-nav-icon{width:15px;height:15px;flex-shrink:0}}@media (max-width:480px){.resource-grid{grid-template-columns:minmax(0,1fr)}.resource-card{min-width:0;max-width:100%}}.generate-page{padding-top:var(--space-12);padding-bottom:var(--space-16)}.generate-hero{max-width:720px;margin:0 auto var(--space-10);text-align:center}.generate-title{margin:0 0 var(--space-3);font-size:2.5rem;line-height:1.2;font-weight:600;color:var(--text-primary)}.generate-description{margin:0;color:var(--text-secondary);font-size:1.0625rem}.palette-generator{max-width:1000px;margin:0 auto}.color-input-wrap{max-width:520px;margin:0 auto}.generate-label{display:block;margin-bottom:8px;font-size:.875rem;font-weight:600;color:var(--text-primary)}.color-input-row{display:flex;align-items:center;gap:10px}#colorPicker{width:52px;height:52px;padding:3px;border:1px solid var(--border-main);background:var(--bg-surface);cursor:pointer}#hexInput{flex:1;height:52px;padding:0 16px;border:1px solid var(--border-main);background:var(--bg-surface);color:var(--text-primary);font-family:monospace;font-size:1rem;outline:none}#hexInput:focus{border-color:var(--text-primary)}.generate-button{display:flex;margin:var(--space-5) auto var(--space-8);min-width:140px;justify-content:center}.palette-results{margin-top:var(--space-12)}.palette-section{padding-top:var(--space-8);margin-top:var(--space-8)}.palette-section:first-child{padding-top:0;margin-top:0;border-top:none}.palette-section-header{margin-bottom:var(--space-5)}.palette-section-title{margin:0 0 5px;font-size:1.375rem;line-height:1.3;font-weight:600;color:var(--text-primary)}.palette-section-description{margin:0;color:var(--text-secondary);font-size:.875rem;line-height:1.5}.palette-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:0}.palette-color{min-width:0;overflow:hidden;background:var(--bg-surface)}.palette-swatch{width:100%;aspect-ratio:16 / 9}.palette-color-footer{display:flex;flex-direction:column;align-items:center;gap:10px;padding:14px 10px}.palette-hex{font-family:monospace;font-size:.875rem;color:var(--text-primary)}.palette-copy{width:100%;padding:7px 10px;border:1px solid var(--border-main);background:#fff0;color:var(--text-primary);font-size:.8125rem;font-weight:600;cursor:pointer;transition:background-color 0.15s ease}.palette-copy:hover{background:var(--bg-surface-alt)}@media (max-width:768px){.generate-page{padding-top:var(--space-8)}.generate-title{font-size:2rem}.palette-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:480px){.generate-title{font-size:1.75rem}.palette-grid{grid-template-columns:1fr}.palette-section-title{font-size:1.25rem}}.generate-seo{max-width:1000px;margin:var(--space-12) auto 0;padding-top:var(--space-8)}.generate-seo h2{margin:0 0 var(--space-3);font-size:1.5rem;line-height:1.3;font-weight:600;color:var(--text-primary)}.generate-seo h2:not(:first-child){margin-top:var(--space-8)}.generate-seo p{margin:0 0 var(--space-4);color:var(--text-secondary);font-size:.9375rem;line-height:1.7}.grid-calculator-page{padding-top:var(--space-12);padding-bottom:var(--space-16)}.grid-calculator-hero{max-width:720px;margin:0 auto var(--space-8);text-align:center}.grid-calculator-hero h1{margin:0 0 var(--space-3);font-size:2.5rem;line-height:1.2;font-weight:600;color:var(--text-primary)}.grid-calculator-hero p{margin:0;color:var(--text-secondary);font-size:1.0625rem;line-height:1.6}.grid-presets{margin-bottom:var(--space-8)}.grid-presets-list{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:8px}.grid-preset{padding:8px 14px;border:1px solid var(--border-main);background:var(--bg-surface);color:var(--text-secondary);font-family:inherit;font-size:.875rem;line-height:1.2;cursor:pointer;transition:background-color 0.15s ease,border-color 0.15s ease,color 0.15s ease}.grid-preset:hover,.grid-preset.active{background:var(--brand-black);border-color:var(--brand-black);color:#fff}.grid-controls{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--space-4);max-width:1000px;margin:0 auto var(--space-8)}.grid-control label{display:block;margin-bottom:8px;color:var(--text-primary);font-size:.875rem;line-height:1.3;font-weight:600}.grid-input-wrap{display:flex;align-items:center;width:100%;height:52px;border:1px solid var(--border-main);background:var(--bg-surface)}.grid-input-wrap input{width:100%;height:100%;min-width:0;padding:0 14px;border:0;outline:none;background:#fff0;color:var(--text-primary);font-family:inherit;font-size:1rem}.grid-input-wrap input:focus{outline:none}.grid-input-wrap span{flex-shrink:0;padding-right:14px;color:var(--text-muted);font-size:.875rem}.grid-input-wrap input::-webkit-outer-spin-button,.grid-input-wrap input::-webkit-inner-spin-button{margin:0;-webkit-appearance:none}.grid-input-wrap input[type="number"]{-moz-appearance:textfield}.grid-results{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-8);max-width:700px;margin:0 auto var(--space-8);text-align:center}.grid-result{display:flex;flex-direction:column;gap:6px}.grid-result-label{color:var(--text-secondary);font-size:.875rem;line-height:1.3}.grid-result strong{font-size:1.75rem;line-height:1.2;font-weight:600}.grid-result strong.grid-result-valid{color:#2563eb}.grid-result strong.grid-result-error{color:#dc2626}#gridColumnWidth{color:#16a34a}.grid-preview-section{width:100%;margin:0 0 var(--space-10)}.grid-preview-wrapper{width:100%;overflow-x:auto;overflow-y:hidden;padding:40px 0}.grid-preview{display:flex;align-items:stretch;min-width:max-content;height:220px;margin:0 auto}.grid-preview-columns{display:flex;flex:0 0 auto;height:100%}.grid-preview-column{flex:0 0 auto;background:#aed1fb;transition:background-color 0.15s ease}.grid-preview-gutter{flex:0 0 auto;background:#dbebfe;transition:background-color 0.15s ease}.grid-preview-margin{flex:0 0 auto;background:#dbebfe;transition:background-color 0.15s ease}.grid-preview-column.is-active{background:#93c5fd}.grid-preview-gutter.is-active,.grid-preview-margin.is-active{background:#f6e2c0}.grid-css-section{max-width:1000px;margin:0 auto var(--space-10)}.grid-css-header{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);margin-bottom:var(--space-3)}.grid-css-header h2{margin:0;font-size:1.25rem;line-height:1.3;font-weight:600}.grid-copy-button{flex-shrink:0;padding:9px 14px;border:1px solid var(--border-main);background:var(--bg-surface);color:var(--text-primary);font-family:inherit;font-size:.875rem;cursor:pointer;transition:background-color 0.15s ease,border-color 0.15s ease,color 0.15s ease}.grid-copy-button:hover{background:var(--brand-black);border-color:var(--brand-black);color:#fff}.grid-css-output{width:100%;min-height:190px;margin:0;padding:20px;overflow-x:auto;border:1px solid var(--border-main);background:var(--bg-surface);color:var(--text-primary);font-family:monospace;font-size:.875rem;line-height:1.6;white-space:pre}.grid-seo{max-width:1000px;margin:var(--space-10) auto 0;padding-top:var(--space-8)}.grid-seo h2{margin:0 0 var(--space-3);font-size:1.5rem;line-height:1.3}.grid-seo p{margin:0 0 var(--space-8);color:var(--text-secondary);line-height:1.7}@media (max-width:900px){.grid-controls{grid-template-columns:repeat(2,1fr)}}@media (max-width:600px){.grid-calculator-page{padding-top:var(--space-8)}.grid-calculator-hero h1{font-size:2rem}.grid-controls{grid-template-columns:repeat(2,1fr)}.grid-results{grid-template-columns:repeat(2,1fr);gap:var(--space-4)}}.grid-preview-column,.grid-preview-gutter,.grid-preview-margin{position:relative;display:flex;align-items:center;justify-content:center;flex-shrink:0;overflow:hidden}.grid-preview-value{font-size:11px;line-height:1;font-weight:500;color:rgb(0 0 0 / .55);white-space:nowrap;pointer-events:none;user-select:none}