/* Shared reading layout for the Bergsson Forensics reference library. */
:root{--green:#173e31;--green-mid:#315d43;--green-light:#547653;--bg:#fbfcf9;--bg2:#f3f5ef;--bg3:#f1f3ed;--surface:#e9eee5;--border:#d8ddd6;--border2:#b9c8b7;--text:#202c26;--text2:#39453e;--text3:#626c65;--accent:#173e31;--code-bg:#f2f5ee;--code-text:#244d38;--nav-width:276px;--content-max:850px}
html{scroll-padding-top:98px}body{background:var(--bg)}[hidden]{display:none!important}::selection{background:#d9e7b5;color:#173e31}a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid #287654;outline-offset:4px}.skip-link{position:fixed;left:16px;top:-100px;z-index:2000;background:#fff;color:var(--green);padding:10px 18px}.skip-link:focus{top:10px}
.reader-masthead{position:fixed;inset:0 0 auto;height:76px;z-index:1100;display:flex;align-items:center;gap:28px;padding:0 32px;background:#173e31;color:#fff;border-bottom:3px solid #bfd19b}.reader-brand{font-family:var(--sans);font-size:20px;font-weight:600;line-height:1.02;letter-spacing:-.7px;color:#fff;flex-shrink:0}.reader-brand span{display:block}.reader-brand:hover{text-decoration:none}.reader-context{font-family:var(--mono);font-size:10px;color:#c9d7ce;border-left:1px solid #547160;padding-left:28px;letter-spacing:.04em}.library-return{font-size:12px;margin-left:auto;color:#fff;white-space:nowrap}.library-return span{margin-right:10px;color:#bfd19b}.progress-bar{top:73px;height:3px;background:#bfd19b;box-shadow:none;z-index:1200;transition:none}.layout{padding-top:76px}.sidebar{top:76px;height:calc(100vh - 76px);background:var(--bg);padding:30px 18px 40px;border-right:1px solid var(--border)}.sidebar-intro{padding:0 12px 20px;margin-bottom:7px;border-bottom:1px solid var(--border)}.sidebar-intro strong{display:block;font-size:13px;font-weight:500}.sidebar-intro span{font-family:var(--mono);font-size:10px;color:var(--text3)}.sidebar-section-label{font-size:9px;padding:16px 12px 7px;letter-spacing:.06em;margin-top:10px}.sidebar-link{font-size:12px;line-height:1.45;padding:8px 10px;gap:9px;border-left-width:2px;color:var(--text3)}.sidebar-link.active{background:#edf2e7;border-left-color:var(--green);color:var(--green);font-weight:500}.sidebar-link:hover{background:var(--bg3);color:var(--green)}.sidebar-num{font-size:9px;min-width:16px;color:#889084}.mobile-contents{display:none}
.main{width:calc(100% - var(--nav-width));min-width:0;max-width:1170px;margin-left:var(--nav-width)}.hero{padding:50px clamp(32px,5vw,80px) 0;background:var(--bg);border:0;overflow:visible}.hero-inner{max-width:var(--content-max)}.hero-eyebrow{font-size:10px;font-weight:400;letter-spacing:.07em;line-height:1.5;color:var(--text3);margin:0 0 22px}.hero-eyebrow:before{display:none}.hero-label,.hero-mountain{display:none}.hero-title{font-family:var(--serif);font-weight:400;font-size:clamp(36px,4vw,57px);line-height:1.08;letter-spacing:-.045em;color:var(--green);margin:0 0 20px;overflow-wrap:anywhere}.hero-title span{color:inherit}.hero-subtitle{font-family:var(--sans);font-style:normal;font-weight:400;font-size:17px;line-height:1.65;color:var(--text3);max-width:660px;margin:0 0 26px}.hero-meta{gap:20px 35px;border-top:1px solid var(--border);padding:18px 0}.meta-label{font-size:8px;letter-spacing:.06em}.meta-value{font-size:12px;font-weight:400}.hero-stats{max-width:var(--content-max);display:flex;flex-wrap:wrap;border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:12px 0;gap:8px;background:transparent}.stat-item{padding:6px 12px 6px 0;border:0;text-align:left;min-width:100px}.stat-num{font-size:20px;line-height:1.2;font-weight:500;color:var(--green);margin-bottom:3px}.stat-label{font-size:8px;letter-spacing:.035em;color:var(--text3)}
.content-wrap{padding:0 clamp(32px,5vw,80px) 64px;max-width:1010px}.doc-section{scroll-margin-top:12px;padding-top:46px;margin-top:42px;border-top:1px solid var(--border)}.doc-section:first-child{padding-top:42px;margin-top:0}.reveal,.reveal.in{opacity:1;transform:none;transition:none}.section-header{gap:15px;align-items:baseline;margin-bottom:22px}.section-num-tag{font-size:10px;border:0;background:transparent;padding:0;color:#6f846f;letter-spacing:.03em}.section-title{font-family:var(--serif);font-size:29px;line-height:1.2;letter-spacing:-.025em;font-weight:400;color:var(--text)}.section-title a{color:inherit}.section-title a:hover{text-decoration:none;color:var(--green)}.heading-anchor{font-family:var(--mono);font-size:14px;color:#94a38e;margin-left:10px;opacity:0}.section-title a:hover .heading-anchor,.section-title a:focus-visible .heading-anchor{opacity:1}.subsection{margin-top:30px}.subsection-title{font-family:var(--sans);font-size:16px;font-weight:600;letter-spacing:0;text-transform:none;color:var(--text);margin-bottom:14px}.subsection-title:after{display:none}p{font-size:16px;line-height:1.8;margin-bottom:19px;max-width:74ch;color:var(--text2)}.bullet-list{gap:10px;margin:20px 0 26px}.bullet-list li{font-size:15px;line-height:1.75}.bullet-list li code{font-size:.82em}code{border:0;font-size:.83em;padding:2px 5px;border-radius:0;overflow-wrap:anywhere}
.code-block{border-radius:0;background:var(--code-bg);border:1px solid var(--border);margin:26px 0}.code-header{padding:10px 16px;background:#eaf0e4;gap:12px;justify-content:start;flex-wrap:wrap;border-bottom:1px solid var(--border)}.code-lang{font-size:9px;color:var(--green)}.code-filename{font-size:10px;color:var(--text3);overflow-wrap:anywhere;min-width:0}.copy-code{margin-left:auto;color:var(--green);border:1px solid #b6c5b0;background:transparent;font-family:var(--mono);font-size:10px;padding:5px 10px;cursor:pointer}.copy-code:hover{background:#dce6d4}.code-body{padding:20px;scrollbar-width:thin}.code-body pre{font-size:12px;line-height:1.8}.code-caption{padding:11px 16px;font-family:var(--sans);font-size:12px;line-height:1.6;color:var(--text3)}.table-scroll{overflow-x:auto;margin:26px 0;max-width:100%;scrollbar-width:thin}.table-scroll:focus-visible{outline:2px solid #287654;outline-offset:3px}.table-scroll table{display:table;width:100%;margin:0}.data-table th,.version-table th,.offset-table th{background:#edf1e8;font-size:9px;letter-spacing:.035em;padding:12px;border-right:0;border-bottom:1px solid #9cac98;color:var(--green)}.data-table td,.version-table td,.offset-table td{font-size:13px;line-height:1.65;padding:12px;border-right:0;border-bottom:1px solid var(--border);color:var(--text2)}.data-table tr:nth-child(even) td,.version-table tr:nth-child(even) td,.offset-table tr:nth-child(even) td{background:#f5f7f1}.data-table tr:hover td{background:#edf2e7}
.callout,.flag-box{border:0;border-left:2px solid #73905b;border-radius:0;background:#f0f4e9;padding:20px 24px;margin:26px 0}.callout-label{font-size:10px;letter-spacing:.07em;color:var(--green);margin-bottom:8px}.callout p{font-size:14px;line-height:1.75}.callout-neutral{background:#f3f4f0}.def-item{grid-template-columns:180px 1fr;padding:14px 0}.def-term{font-size:12px}.def-desc{font-size:14px;line-height:1.75}.two-col{gap:20px}.technique-card{background:transparent;border-radius:0;padding:20px;border-color:var(--border)}.tc-body{font-size:14px;line-height:1.75}.tc-title{font-size:15px}.tc-num,.tc-tag{border-radius:0}.path-box{border-radius:0;border-color:var(--border)}.back-top{width:42px;height:42px;border-radius:0;bottom:22px;right:22px;background:var(--green);color:#fff;border:0;opacity:1;box-shadow:none}.back-top:hover{background:#315d43;color:#fff}.reader-end{margin:0 clamp(32px,5vw,80px) 56px;padding-top:25px;border-top:2px solid var(--green);display:flex;justify-content:space-between;gap:25px;align-items:center}.reader-end>a:first-child{font-size:12px}.next-guide{text-align:right;max-width:65%;font-size:18px;font-family:var(--serif);line-height:1.4}.next-guide>span{display:block;font-family:var(--mono);text-transform:uppercase;font-size:9px;letter-spacing:.06em;color:var(--text3);margin-bottom:7px}.site-footer{margin-left:var(--nav-width);background:transparent;padding:22px clamp(32px,5vw,80px);gap:20px;flex-wrap:wrap}.footer-left,.footer-right{font-family:var(--sans);font-size:11px}.footer-left{max-width:520px}
@media(min-width:1600px){.main{margin-left:calc(var(--nav-width) + (100vw - 1600px)/2)}}
@media(max-width:1100px) and (min-width:901px){:root{--nav-width:240px}.reader-masthead{padding:0 24px}.reader-context{font-size:9px}.sidebar{padding-left:12px;padding-right:12px}.hero,.content-wrap{padding-left:32px;padding-right:32px}.hero-title{font-size:42px}.hero-meta{gap:14px 22px}.two-col{grid-template-columns:1fr}}
@media(max-width:900px){html{scroll-padding-top:132px}.reader-masthead{height:68px;padding:0 24px}.reader-brand{font-size:18px}.reader-context{display:none}.library-return{font-size:11px}.progress-bar{top:65px}.layout{padding-top:111px;display:block}.sidebar{display:none}.main{margin-left:0;max-width:none;width:100%}.hero{padding:35px 28px 0}.hero-title{font-size:44px}.hero-subtitle{font-size:16px}.content-wrap{padding:0 28px 50px;max-width:none}.doc-section{padding-top:35px;margin-top:32px}.mobile-contents{display:block;position:fixed;top:68px;left:0;right:0;z-index:1050;border-bottom:1px solid var(--border);background:var(--bg)}.mobile-contents summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:12px;height:43px;padding:0 24px;color:var(--green);font-size:12px}.mobile-contents summary::-webkit-details-marker{display:none}.mobile-contents summary:after{content:'+';margin-left:auto;font-family:var(--mono);font-size:20px}.mobile-contents[open] summary:after{content:'−'}.mobile-contents summary span{font-family:var(--mono);font-size:9px;color:var(--text3);margin-left:6px}.mobile-toc{padding:8px 18px 20px;border-top:1px solid var(--border);max-height:calc(100dvh - 155px);overflow:auto;box-shadow:0 14px 22px #20322512}.mobile-toc a{display:flex;padding:11px 8px;gap:14px;font-size:13px;color:var(--text2);border-bottom:1px solid var(--border)}.mobile-toc a>span{font-family:var(--mono);font-size:10px;color:var(--text3);padding-top:2px}.mobile-toc a[aria-current=location]{background:#edf2e7;color:var(--green)}.section-title{font-size:27px}.two-col{grid-template-columns:1fr}.def-item{grid-template-columns:1fr;gap:5px}.data-table,.version-table,.offset-table{display:block;overflow:auto}.reader-end{margin:0 28px 35px}.site-footer{margin-left:0;padding:22px 28px}.back-top{width:36px;height:36px;right:15px;bottom:15px}.heading-anchor{display:none}}
@media(max-width:480px){.reader-masthead{padding:0 20px}.mobile-contents summary{padding:0 20px}.hero{padding:28px 20px 0}.hero-eyebrow{font-size:9px;margin-bottom:16px}.hero-title{font-size:36px}.hero-subtitle{font-size:15px;line-height:1.65}.hero-meta{gap:14px 22px}.meta-value{font-size:11px}.hero-stats{gap:10px 15px}.stat-item{flex:1 0 25%;min-width:75px;padding:4px 0}.stat-num{font-size:18px}.stat-label{font-size:8px}.content-wrap{padding-left:20px;padding-right:20px}.section-header{gap:10px;align-items:start}.section-num-tag{padding-top:7px}.section-title{font-size:25px}p{font-size:15px;line-height:1.8}.bullet-list li{font-size:14px}.callout{padding:16px}.path-box{align-items:start;flex-direction:column;gap:7px}.path-label{border-right:0;padding-right:0}.code-body{padding:16px}.code-body pre{font-size:11px}.reader-end{margin-left:20px;margin-right:20px}.next-guide{font-size:16px}.site-footer{padding:20px}.reader-end{align-items:start}.footer-right{padding-right:40px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important}}
@media print{.reader-masthead,.sidebar,.mobile-contents,.progress-bar,.back-top,.reader-end,.copy-code,.skip-link{display:none!important}.layout{padding:0}.main{margin:0;max-width:none;width:100%}.hero,.content-wrap{padding-left:0;padding-right:0}.hero-title{font-size:32px}.site-footer{margin:0}.table-scroll,.code-body{overflow:visible}.code-body pre{white-space:pre-wrap}.doc-section{break-inside:auto}.section-header{break-after:avoid}body{background:white}}
/* Keep reference labels readable at compact sizes. */
.meta-label,.stat-label{font-size:9px}.sidebar-link{font-size:13px}.sidebar-section-label{font-size:10px}
.reader-status{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
.reader-course{font-size:12px;color:#fff;margin-left:auto;white-space:nowrap}.reader-masthead .library-return{margin-left:0}.reader-course:hover{text-decoration:underline}@media(max-width:480px){.reader-course{font-size:11px}.reader-masthead{gap:18px}}
.reader-community{font-size:12px;color:#fff;white-space:nowrap}.reader-community:hover{text-decoration:underline}@media(max-width:480px){.reader-masthead{gap:12px}.reader-brand{font-size:16px}.reader-course,.reader-community,.reader-masthead .library-return{font-size:11px}}
@media(max-width:760px){.field-nav{margin-top:5px}}