/* Bamberg Süper Lig rulebook · Design Option C (Taktikboard) · source: design/option-c.html */
/* Self-hosted fonts (SIL OFL 1.1), latin + latin-ext subsets, variable weight */
/* IBM Plex Sans latin-ext (variable, 30964 bytes) */
@font-face{font-family:"IBM Plex Sans";font-style:normal;font-weight:400 600;font-display:swap;src:url(fonts/ibm-plex-sans-latin-ext.woff2) format("woff2");unicode-range:U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF}
/* IBM Plex Sans U+2192 arrow only (variable, 5076 bytes, Google Fonts API text= subset). The latin subset has no U+2192 glyph, so only extending its unicode-range would still fall back to a system font (BSL-QA-18). */
@font-face{font-family:"IBM Plex Sans";font-style:normal;font-weight:400 600;font-display:swap;src:url(fonts/ibm-plex-sans-arrows.woff2) format("woff2");unicode-range:U+2192}
/* IBM Plex Sans latin (variable, 45712 bytes) */
@font-face{font-family:"IBM Plex Sans";font-style:normal;font-weight:400 600;font-display:swap;src:url(fonts/ibm-plex-sans-latin.woff2) format("woff2");unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
/* JetBrains Mono latin-ext (variable, 11624 bytes) */
@font-face{font-family:"JetBrains Mono";font-style:normal;font-weight:500 600;font-display:swap;src:url(fonts/jetbrains-mono-latin-ext.woff2) format("woff2");unicode-range:U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF}
/* JetBrains Mono latin (variable, 31432 bytes) */
@font-face{font-family:"JetBrains Mono";font-style:normal;font-weight:500 600;font-display:swap;src:url(fonts/jetbrains-mono-latin.woff2) format("woff2");unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}

:root{
  --bg:#070908; --panel:#0C120F; --panel-2:#111A15; --grid:#1A2620; --control-border:#56675E;
  --text:#E6EDE9; --strong:#F4F8F6; --muted:#8A9A91; --accent:#00D47E; --amber:#F5B942; --on-accent:#070908;
  --sticky:64px;
  --mono:"JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  --sans:"IBM Plex Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color-scheme:dark;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:calc(var(--sticky) + 12px)}
body{margin:0;background:var(--bg);color:var(--text);font:400 16px/1.6 var(--sans);-webkit-font-smoothing:antialiased}
a{color:var(--accent);text-underline-offset:3px}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.sr-only{position:absolute;width:1px;height:1px;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip{position:absolute;left:12px;top:-60px;z-index:50;background:var(--accent);color:var(--on-accent);padding:10px 14px;border-radius:6px;font-weight:600;text-decoration:none}
.skip:focus{top:12px}
.wrap{max-width:1200px;margin:0 auto;padding:0 16px}
@media (min-width:720px){.wrap{padding:0 32px}}
.rule[hidden],.chapter[hidden],.empty[hidden]{display:none!important}

/* Top bar + hero */
.top{border-bottom:1px solid var(--grid)}
.top-row{display:flex;justify-content:space-between;align-items:center;gap:12px;height:40px;font:500 12px/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--accent);margin-right:8px;box-shadow:0 0 0 3px rgba(0,212,126,.2)}
.hero{border-bottom:1px solid var(--grid);background-color:var(--bg);background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);background-size:24px 24px;background-position:-1px -1px}
.hero-in{padding:32px 0 28px}
.eyebrow{font:500 13px/1 var(--mono);color:var(--accent);letter-spacing:.06em;margin:0 0 12px}
h1{font:600 44px/1.05 var(--sans);letter-spacing:-.02em;margin:0}
.claim{font:500 14px/1 var(--mono);letter-spacing:.24em;text-transform:uppercase;color:var(--muted);margin:14px 0 24px}
.stats{display:grid;grid-template-columns:1fr 1fr;margin:0;max-width:760px;border:1px solid var(--grid);border-radius:8px;overflow:hidden;background:var(--panel)}
.stats div{padding:12px 14px;border-right:1px solid var(--grid);border-bottom:1px solid var(--grid)}
.stats div:nth-child(2n){border-right:0}
.stats div:nth-last-child(-n+2){border-bottom:0}
.stats dt{font:500 12px/1.3 var(--mono);text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.stats dd{margin:6px 0 0;font:600 28px/1.1 var(--mono);color:var(--strong)}
.stats dd.hl{color:var(--amber)}
.stats dd.sm{font-size:16px;line-height:1.95}
@media (min-width:720px){
  h1{font-size:64px}.hero-in{padding:48px 0 40px}
  .stats{grid-template-columns:repeat(4,1fr)}
  .stats div{border-bottom:0!important}
  .stats div:nth-child(2n){border-right:1px solid var(--grid)}
  .stats div:last-child{border-right:0}
}

/* Sticky command bar */
.tools{position:sticky;top:0;z-index:10;background:rgba(7,9,8,.95);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--grid)}
.tools-row{display:flex;gap:8px;align-items:center;height:var(--sticky)}
.search{flex:1;position:relative;display:block;max-width:720px}
.search svg{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--muted);pointer-events:none}
.search input{width:100%;height:44px;padding:0 12px 0 40px;border-radius:6px;border:1px solid var(--control-border);background:var(--panel);color:var(--text);font:500 16px/1 var(--mono);-webkit-appearance:none;appearance:none}
.search input::placeholder{color:var(--muted)}
.btn,.chip{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:44px;padding:0 12px;border-radius:6px;border:1px solid var(--control-border);background:var(--panel);color:var(--text);font:500 13px/1 var(--mono);letter-spacing:.06em;text-transform:uppercase;white-space:nowrap;cursor:pointer}
.btn:hover,.chip:hover{background:var(--panel-2)}
.btn:disabled{opacity:.5;cursor:default}
.chip[aria-pressed="true"]{background:var(--accent);border-color:var(--accent);color:var(--on-accent)}
.chip[aria-pressed="true"]::before{content:"✓"}
@media (min-width:1024px){#toc-open{display:none}}
.no-js .tools,.no-js .controls,.no-js .side{display:none}

/* Layout */
.layout{padding-top:24px;padding-bottom:0}
.main{min-width:0;max-width:780px}
.side{display:none}
@media (min-width:1024px){
  .layout{display:grid;grid-template-columns:280px minmax(0,1fr);gap:48px;align-items:start}
  .side{display:block;position:sticky;top:calc(var(--sticky) + 16px);max-height:calc(100vh - var(--sticky) - 32px);overflow:auto;padding:0 8px 24px 0;scrollbar-width:thin;scrollbar-color:var(--grid) transparent}
}

/* Panels */
.panel{border:1px solid var(--grid);border-radius:8px;background:var(--panel);margin:0 0 16px;overflow:hidden}
.panel-h{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:10px 14px;border-bottom:1px solid var(--grid);font:500 12px/1.3 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.panel-h h2{font:inherit;margin:0;color:var(--strong)}
.legend span{margin-left:10px}
.op-new{color:var(--accent)}
.op-changed{color:var(--amber)}
.log{list-style:none;margin:0;padding:0}
.log a{display:grid;grid-template-columns:20px 52px 1fr;align-items:center;gap:8px;min-height:48px;padding:6px 14px;border-top:1px solid var(--grid);color:var(--text);text-decoration:none;font-size:15px}
.log li:first-child a{border-top:0}
.log a:hover{background:var(--panel-2)}
.log .op{font:600 15px/1 var(--mono);text-align:center}
.log .n{font:500 14px/1 var(--mono);color:var(--muted)}
.pre-body{padding:14px}
.pre-body p{margin:0 0 10px;font-size:15px;color:var(--muted)}
.pre-body .lead{font-size:17px;line-height:1.5;color:var(--strong)}

.controls{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin:28px 0 0}
.status{margin:0 0 0 4px;font:500 13px/1.3 var(--mono);color:var(--accent)}

/* Chapters */
.chapter{margin-top:36px}
.chapter-h{margin:0 0 10px;font:600 22px/1.25 var(--sans);letter-spacing:-.01em;color:var(--strong)}
.chapter-h:focus{outline:none} /* tabindex=-1 landing point for chapter jumps, not a control (BSL-QA-16) */
.chapter-k{display:block;font:500 12px/1.4 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--accent);margin-bottom:4px}

/* Rule accordion (rows in a bordered list) */
.rules{border:1px solid var(--grid);border-radius:8px;overflow:hidden;background:var(--panel)}
.rule{position:relative} /* sticky offset only via html{scroll-padding-top}; a second scroll-margin-top would add up (BSL-QA-1) */
.rule + .rule{border-top:1px solid var(--grid)}
.rule[data-status]::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--accent);z-index:1}
.rule[data-status="changed"]::before{background:var(--amber)}
.rule-h{margin:0;font:inherit}
.rule-btn{all:unset;box-sizing:border-box;display:grid;grid-template-columns:52px 1fr 20px;gap:12px;align-items:start;width:100%;min-height:56px;padding:15px 16px;cursor:pointer;color:var(--text);-webkit-tap-highlight-color:transparent}
.no-js .rule-btn{grid-template-columns:52px 1fr;cursor:default}
.rule-btn:hover,.is-open .rule-btn{background:var(--panel-2)}
.rule-btn:focus-visible{outline:2px solid var(--accent);outline-offset:-2px}
.rule-num{font:500 14px/1.75 var(--mono);color:var(--muted)}
.rule[data-status="new"] .rule-num{color:var(--accent)}
.rule[data-status="changed"] .rule-num{color:var(--amber)}
.rule-text{display:flex;flex-wrap:wrap;align-items:center;gap:4px 10px}
.rule-title{font:500 16px/1.5 var(--sans);color:var(--strong)}
.chev{color:var(--muted);margin-top:3px;transition:transform 220ms cubic-bezier(.2,0,0,1)}
.is-open .chev{transform:rotate(180deg);color:var(--accent)}
.rule-body{overflow:hidden;background:var(--panel-2)}
.rule-inner{padding:0 16px 16px}
@media (min-width:560px){.rule-inner{padding-left:80px;padding-right:48px}}
.rule-inner p{margin:0 0 12px}
.rule-inner strong{font-weight:600;color:var(--strong)}
.sub{font:500 13px/1.4 var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--accent);margin:20px 0 8px}
.list{margin:0 0 12px;padding-left:1.2em}
.list li{margin:0 0 5px}
.list li::marker{color:var(--muted)}
.people{list-style:none;margin:0 0 14px;padding:0;border:1px solid var(--grid);border-radius:6px;overflow:hidden}
.people li{display:flex;justify-content:space-between;flex-wrap:wrap;gap:0 12px;padding:8px 12px;background:var(--bg)}
.people li + li{border-top:1px solid var(--grid)}
.people span{font:500 13px/1.7 var(--mono);color:var(--muted)}
.kicker{font:500 12px/1.4 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:20px 0 8px}
.note{font-size:15px;line-height:1.55;color:var(--muted)}
.note strong{color:var(--text)}
.change-meta{font:500 12px/1.5 var(--mono);color:var(--muted);border-left:2px solid var(--amber);padding:2px 0 2px 10px}
.rule[data-status="new"] .change-meta{border-left-color:var(--accent)}
.is-target{animation:flash 1.6s ease-out}
@keyframes flash{from{background:rgba(0,212,126,.14)}to{background:transparent}}

.badge{display:inline-flex;align-items:center;height:20px;padding:0 6px;border-radius:4px;font:500 12px/1 var(--mono);letter-spacing:.04em;text-transform:uppercase}
.badge-new{color:var(--accent);background:rgba(0,212,126,.12)}
.badge-new::before{content:"+ ";content:"+ " / ""}
.badge-changed{color:var(--amber);background:rgba(245,185,66,.12)}
.badge-changed::before{content:"~ ";content:"~ " / ""}

/* Sanction */
.sanction{margin:6px 0 14px;border:1px solid var(--grid);border-radius:6px;background:var(--bg);padding:10px 12px 4px}
.sanction-h{font:500 12px/1.4 var(--mono)!important;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin:0 0 6px!important}
.sanction ul{margin:0 0 6px;padding-left:1.2em}
.sanction li{margin:0 0 4px}
.amt{font:600 15px/1 var(--mono);color:var(--strong);white-space:nowrap}

/* Table as data grid */
.table-wrap{overflow-x:auto;margin:8px 0 16px;border:1px solid var(--grid);border-radius:6px;background:var(--bg)}
.tbl{width:100%;border-collapse:collapse;font-size:15px;line-height:1.45}
.tbl caption{text-align:left;padding:9px 12px;font:500 12px/1.4 var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--muted);border-bottom:1px solid var(--grid)}
.tbl th,.tbl td{padding:9px 12px;text-align:left;vertical-align:top}
.tbl thead th{font:500 12px/1.4 var(--mono);letter-spacing:.04em;text-transform:uppercase;color:var(--muted);background:var(--panel)}
.tbl td{border-top:1px solid var(--grid)}
.tbl .num{text-align:right;white-space:nowrap}
.tbl td.num{font:500 14px/1.5 var(--mono);color:var(--strong)}

/* Diff as code diff */
.diff{margin:8px 0 16px;border:1px solid var(--grid);border-radius:6px;overflow:hidden;background:var(--bg)}
.diff-pair + .diff-pair{border-top:1px solid var(--grid)}
.diff-old,.diff-new{display:grid;grid-template-columns:72px 1fr;gap:8px;padding:9px 12px}
.diff-old{color:var(--muted)}
.diff-new{background:rgba(0,212,126,.08)}
.diff-label{font:500 12px/1.9 var(--mono);text-transform:uppercase;letter-spacing:.04em}
.diff-old .diff-label::before{content:"− ";content:"− " / ""}
.diff-new .diff-label{color:var(--accent)}
.diff-new .diff-label::before{content:"+ ";content:"+ " / ""}
.diff .diff-pair p{margin:0;font-size:15px;line-height:1.55}

/* Example */
.example{margin:8px 0 16px;padding:10px 12px 2px;border:1px dashed var(--control-border);border-radius:6px}
.example .kicker{margin:0 0 6px;color:var(--accent)}
.example p,.example li{font-size:15px}

/* Share */
.rule-actions{margin-top:2px}
.share{all:unset;box-sizing:border-box;display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 10px;margin-left:-10px;border-radius:6px;color:var(--muted);font:500 12px/1 var(--mono);letter-spacing:.06em;text-transform:uppercase;cursor:pointer}
.share:hover{color:var(--text);background:var(--bg)}
.share:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* TOC (sidebar + dialog, generated from the DOM) */
.toc-title{font:500 12px/1.4 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:0 0 10px}
.toc ol{list-style:none;margin:0;padding:0}
.toc-ch{margin:0 0 14px}
.toc-cl{display:block;padding:6px 8px;border-radius:4px;color:var(--strong);text-decoration:none;font:600 14px/1.35 var(--sans)}
.toc-cl span{display:block;font:500 12px/1.4 var(--mono);letter-spacing:.04em;text-transform:uppercase;color:var(--accent);margin-bottom:2px}
.toc-ch ol a{display:grid;grid-template-columns:44px 1fr auto;gap:6px;align-items:baseline;min-height:32px;padding:5px 8px;border-radius:4px;color:var(--muted);text-decoration:none;font-size:14px;line-height:1.35}
.toc a:hover{background:var(--panel);color:var(--text)}
.toc .tn{font:500 12px/1.35 var(--mono)}
.toc .m{font:500 12px/1 var(--mono)}
.toc .m-new{color:var(--accent)}
.toc .m-changed{color:var(--amber)}
dialog.dlg{position:fixed;inset:auto 0 0 0;margin:0;width:100%;max-width:none;max-height:85vh;max-height:85dvh;padding:0;border:1px solid var(--grid);border-bottom:0;border-radius:12px 12px 0 0;background:var(--panel);color:var(--text);overflow:hidden}
dialog.dlg::backdrop{background:rgba(0,0,0,.6)}
.dlg-h{display:flex;justify-content:space-between;align-items:center;padding:8px 8px 8px 16px;border-bottom:1px solid var(--grid)}
.dlg-h h2{margin:0;font:500 13px/1 var(--mono);letter-spacing:.08em;text-transform:uppercase}
.dlg-body{padding:12px 8px calc(24px + env(safe-area-inset-bottom));overflow:auto;max-height:calc(85dvh - 62px)}
.dlg .toc-ch ol a,.dlg .toc-cl{min-height:44px;display:grid;align-content:center}
.dlg .toc-ch ol a{grid-template-columns:48px 1fr auto}

.empty{margin-top:32px;padding:32px 20px;text-align:center;border:1px dashed var(--control-border);border-radius:8px}
.empty p{margin:0 0 12px}
.foot{margin-top:72px;border-top:1px solid var(--grid);color:var(--muted);font-size:14px;line-height:1.55}
.foot .wrap{padding-top:28px;padding-bottom:56px}
.foot p{margin:0 0 8px}
.foot .closing{font:500 18px/1.4 var(--sans);color:var(--strong)}
.foot .mono{font:500 12px/1.6 var(--mono);letter-spacing:.04em}
.toast{position:fixed;left:50%;bottom:calc(20px + env(safe-area-inset-bottom));transform:translate(-50%,16px);opacity:0;pointer-events:none;background:var(--strong);color:var(--bg);font:500 14px/1.3 var(--mono);padding:12px 16px;border-radius:6px;max-width:calc(100% - 40px);transition:opacity 200ms,transform 200ms;z-index:60}
.toast.show{opacity:1;transform:translate(-50%,0)}

@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}}

@media print{
  :root{--bg:#fff;--panel:#fff;--panel-2:#fff;--grid:#bbb;--text:#000;--strong:#000;--muted:#333;--accent:#000;--amber:#000}
  body{background:#fff;color:#000;font-size:11pt;line-height:1.45}
  .top,.tools,.side,.controls,.share,.chev,.skip,.toast,.log-panel,.empty,dialog{display:none!important}
  .hero{background:none}
  .hero-in{padding:0 0 12pt}
  h1{font-size:32pt}
  .layout{display:block}
  .rules{border:0}
  .rule-body[hidden]{display:block!important;content-visibility:visible!important}
  .rule-btn{padding:8pt 0 2pt;min-height:0}
  .rule-inner{padding:0 0 8pt}
  .rule[data-status]::before{display:none}
  .rule-h{break-after:avoid}
  .table-wrap,.example,.diff,.sanction{break-inside:avoid}
  .badge-new,.badge-changed{background:none;box-shadow:inset 0 0 0 1px #000}
  .diff-new{background:none}
  a{color:#000;text-decoration:none}
  @page{margin:16mm 14mm}
}

/* Logo watermark background (approved preview A: design/logo/logo-mask.svg traced from logo-source.png) */
html{background:var(--bg)}body{background:transparent}
.hero{background-color:transparent}
:root{--panel:rgba(12,18,15,.92);--panel-2:rgba(17,26,21,.92)}
body::before{content:"";position:fixed;pointer-events:none;z-index:-1;-webkit-mask:url(logo-mask.svg) center/contain no-repeat;mask:url(logo-mask.svg) center/contain no-repeat;aspect-ratio:316/383;left:50%;top:50%;transform:translate(-50%,-50%);width:clamp(220px,42vmin,460px);background-color:var(--accent);opacity:.07}
@media (max-width:720px){body::before{width:min(64vw,280px);opacity:.05}}
@media print{body::before{display:none}}