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10)}.sm\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.sm\:grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.sm\:grid-cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}.sm\:grid-cols-\[5rem_1fr_1fr\]{grid-template-columns:5rem 1fr 1fr}.sm\:p-6{padding:calc(var(--spacing) * 6)}.sm\:text-3xl{font-size:var(--text-3xl);line-height:var(--tw-leading,var(--text-3xl--line-height))}}@media (min-width:48rem){.md\:grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}}}:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--background:#faf9f6;--foreground:#252927;--foreground-soft:#3d413c;--muted-foreground:#62655f;--card:#fff;--surface:#f1f1eb;--sage:#e9ede5;--green:#41634d;--border:#d9d9d1;--input:#b7bab1;--primary:#a94424;--primary-press:#8e371c;--primary-foreground:#fff;--accent:#f1e3d9;--accent-foreground:#802e16;--ring:#a94424;--ok:#375a3e;--ok-bg:#e7efe6;--caution:#78571d;--caution-bg:#f5ebd7;--danger:#ad2d24;--danger-bg:#f9e4e1;--info:#3a5a78;--info-bg:#e6edf3;--plate-a:#edede7;--plate-b:#d9dcd3;--plate-c:#f0f0eb;--plate-d:#dcded6}:root[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--background:#191d1b;--foreground:#f1f0e9;--foreground-soft:#d9dad2;--muted-foreground:#b5bcb3;--card:#222824;--surface:#222923;--sage:#29372c;--green:#aed0af;--border:#424c43;--input:#647064;--primary:#f2a07c;--primary-press:#e08a63;--primary-foreground:#211b17;--accent:#483328;--accent-foreground:#ffc1a4;--ring:#f2a07c;--ok:#cae7c7;--ok-bg:#304333;--caution:#f5d894;--caution-bg:#493e26;--danger:#ffa39a;--danger-bg:#4a2724;--info:#b9d3ec;--info-bg:#2b3a47;--plate-a:#c7cdc2;--plate-b:#b4bdaf;--plate-c:#d1d6cb;--plate-d:#bcc4b7}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--background:#191d1b;--foreground:#f1f0e9;--foreground-soft:#d9dad2;--muted-foreground:#b5bcb3;--card:#222824;--surface:#222923;--sage:#29372c;--green:#aed0af;--border:#424c43;--input:#647064;--primary:#f2a07c;--primary-press:#e08a63;--primary-foreground:#211b17;--accent:#483328;--accent-foreground:#ffc1a4;--ring:#f2a07c;--ok:#cae7c7;--ok-bg:#304333;--caution:#f5d894;--caution-bg:#493e26;--danger:#ffa39a;--danger-bg:#4a2724;--info:#b9d3ec;--info-bg:#2b3a47;--plate-a:#c7cdc2;--plate-b:#b4bdaf;--plate-c:#d1d6cb;--plate-d:#bcc4b7}}@keyframes plate-settle{0%{opacity:.4;transform:translateY(8px)rotate(-4deg)}to{opacity:1;transform:rotate(-3deg)}}@keyframes code-highlight{0%{background:0 0}}@keyframes reveal-date{0%{opacity:0;transform:translateY(-7px)}to{opacity:1;transform:translateY(0)}}@media (min-width:1440px){.hero{gap:95px;padding-block:80px 55px}.plate-scene{padding:30px 40px}}@media (max-width:1100px){.wrap{width:calc(100% - 64px)}.hero{gap:36px}.plate-scene{padding-inline:24px}.plate-row{grid-template-columns:83px 1fr}.plate-row.serial-row b{font-size:21px}.equipment-strip{gap:24px}.equipment-strip>ul{flex-wrap:wrap;gap:14px}.pro{grid-template-columns:1.5fr 1fr}.pro-icon{display:none}.main-nav{gap:20px}}@media (max-width:800px){.wrap{width:calc(100% - 40px)}.header-inner{gap:12px;height:76px}.main-nav{display:none}.header-actions{gap:4px}.wordmark{font-size:25px}.hero{grid-template-columns:1fr;gap:35px;padding-block:40px 35px}.hero-content{width:100%;max-width:600px;margin:auto}.display-1{letter-spacing:-2px;font-size:48px}.desktop-break{display:none}.form-note{justify-content:start}.plate-scene{width:100%;max-width:540px;margin:auto;padding:26px 42px}.figure-heading{margin-bottom:35px}.plate-row{grid-template-columns:110px 1fr}.equipment-strip{padding-block:23px;display:block}.equipment-strip>p br{display:none}.equipment-strip>ul{justify-content:start;gap:16px 25px;margin-top:15px}.section{padding-block:48px}.section-title{flex-direction:column;align-items:start;gap:12px;margin-bottom:25px}.display-2{font-size:28px}.steps{gap:20px}.steps>li{padding-right:0}.steps>li+li{padding-left:20px}.trust-callout{gap:14px;padding:21px}.guide-grid{gap:25px}.brands-preview{grid-template-columns:1fr;gap:28px}.pro{grid-template-columns:1fr;padding:25px}.pro-status{border-left:0;border-top:1px solid var(--border);padding:23px 0 0}.pro p{font-size:14px}.footer{flex-direction:column}.footer nav{gap:5px 20px;max-width:450px}.family-grid,.confidence-grid{grid-template-columns:1fr}.inner-page .display-1{font-size:46px}}@media (max-width:500px){.wrap{width:calc(100% - 36px)}.header-inner{height:68px}.wordmark{gap:8px;font-size:24px}.wordmark svg{width:25px;height:25px}.button.small{gap:8px;padding:9px 12px;font-size:12px}.header-actions{gap:0}.hero{padding-top:30px}.hero-eyebrow{letter-spacing:1.2px;margin-bottom:18px;font-size:10px}.display-1{letter-spacing:-1.8px;font-size:40px}.hero-description{font-size:15px}.hero-description br{display:none}.form-fields{grid-template-columns:1fr;gap:16px}.field>label,.field-label{font-size:14px}.form-note{gap:7px 14px;font-size:11px}.plate-scene{padding:22px 20px}.figure-heading{margin-bottom:30px}.figure-heading .eyebrow{font-size:9px}.rating-plate{padding:24px 17px 19px}.plate-row{grid-template-columns:82px 1fr}.plate-row b{font-size:14px}.plate-row.serial-row b{font-size:20px}.plate-title strong{font-size:12px}.plate-title span,.plate-row>span{font-size:8px}.equipment-strip>ul{gap:14px 22px}.equipment-strip li{font-size:12px}.display-2{font-size:27px}.steps{grid-template-columns:1fr;gap:25px}.steps>li,.steps>li+li{border-left:0;border-bottom:1px solid var(--border);padding:0 0 23px}.step-top{margin-bottom:13px}.trust-callout{margin-top:8px;padding:20px 17px}.trust-callout>a{display:none}.guide-grid{grid-template-columns:1fr;gap:29px}.guide-grid li{grid-template-columns:110px 1fr;column-gap:15px;display:grid}.equipment-diagram{grid-row:1/3;align-self:center;height:120px;margin:0}.guide-grid h3{align-self:end;margin:8px 0}.guide-grid p{font-size:13px}.safety-note{align-items:start;line-height:1.8}.brand-chip{padding:10px 12px;font-size:13px}.preview-chips{gap:9px}.pro h2{font-size:24px}.result-card{padding:24px 20px}.result-panel,.next-step{padding:22px 20px}.result-date{font-size:38px}.result-date>span{margin:9px 0 0;display:block}.serial-reading{font-size:22px}.lifespan{padding:20px 16px}.lifespan-head{flex-direction:column;gap:8px}.result-actions{gap:12px 17px}.result-card .empty-title{font-size:26px}.inner-page{padding-top:24px}.back-link{margin-bottom:20px}.inner-page .display-1{font-size:38px}.page-intro{font-size:16px}.family{padding:21px}.explainer-example{padding:22px 17px}.large-serial{font-size:28px}.example-keys{gap:15px;font-size:11px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}html{scroll-behavior:auto}}@property --tw-space-y-reverse{syntax:"*";inherits:false;initial-value:0}@property --tw-divide-y-reverse{syntax:"*";inherits:false;initial-value:0}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-leading{syntax:"*";inherits:false}@property --tw-font-weight{syntax:"*";inherits:false}@property --tw-tracking{syntax:"*";inherits:false}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@keyframes pulse{50%{opacity:.5}}