/* Zadání inovací ALBI B2B - společný styl podstránek /inovace/{kod}/ (paleta ALBI, kostra spec-template-interni.html) */
@font-face { font-family: 'Inter'; src: url('../fonts/Inter-Variable-latin-ext.woff2') format('woff2-variations'); unicode-range: U+0100-02AF, U+0304, U+0308, U+0329, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; font-weight: 100 900; font-style: normal; font-display: swap; }
@font-face { font-family: 'Inter'; src: url('../fonts/Inter-Variable-latin.woff2') format('woff2-variations'); 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+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; font-weight: 100 900; font-style: normal; font-display: swap; }
@font-face { font-family: 'JetBrains Mono'; src: url('../fonts/JetBrainsMono-Variable-latin-ext.woff2') format('woff2-variations'); unicode-range: U+0100-02AF, U+1E00-1E9F, U+2C60-2C7F, U+A720-A7FF; font-weight: 100 900; font-display: swap; }
@font-face { font-family: 'JetBrains Mono'; src: url('../fonts/JetBrainsMono-Variable-latin.woff2') format('woff2-variations'); unicode-range: U+0000-00FF, U+2000-206F, U+20AC; font-weight: 100 900; font-display: swap; }
@font-face { font-family: 'Inter Fallback'; src: local('Arial'); size-adjust: 107.4%; ascent-override: 90.49%; descent-override: 22.56%; line-gap-override: 0%; }

:root {
  --accent: #FF0066; --accent-soft: #FFE5EF; --accent-line: rgba(255,0,102,.3);
  --ok: #148943; --ok-soft: #DCF7E6; --warn: #AB8143; --warn-soft: #FFF5E6;
  --info: #2C5CAD; --info-soft: #E2ECFF; --err: #98162E; --err-soft: #FBDDE2;
  --new: #714DA4; --new-soft: #F1E9FD; --move: #9A5309; --move-soft: #FFF0DD;
  --bg: #FAFAFB; --bg-card: #fff; --ink: #002651; --ink-deep: #001124; --ink-2: #5F626B; --ink-3: #93959E; --ink-4: #C9CACE;
  --line: #E4E4E6; --line-soft: #F1F1F2;
  --adm-bg: #f3f3f3; --adm-panel: #fff; --adm-head: #e9e9e9; --adm-line: #dcdcdc; --adm-label: #333; --adm-green: #5aa02c; --adm-blue: #1a7fd1; --adm-red: #d9534f;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { color-scheme: light; scroll-behavior: smooth; scroll-padding-top: 78px; }
body { font-family: 'Inter', 'Inter Fallback', -apple-system, "Segoe UI", Roboto, Arial, sans-serif; font-synthesis: none; background: var(--bg); color: var(--ink); line-height: 1.55; font-size: 16px; -webkit-font-smoothing: antialiased; }
.mono, code { font-family: 'JetBrains Mono', Menlo, Consolas, monospace; font-variant-ligatures: none; }
.container { max-width: 1180px; margin: 0 auto; padding: 32px 24px 100px; }
a { color: var(--accent); text-decoration: none; border-bottom: 1px solid var(--accent-line); }
a:hover { border-bottom-color: var(--accent); }

.top-bar { display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between; align-items: center; margin-bottom: 32px; font-size: 11px; color: var(--ink-3); letter-spacing: .08em; text-transform: uppercase; font-weight: 600; }
.top-bar .brand { color: var(--ink); }
.top-bar .brand::before { content: "\25CF"; color: var(--accent); margin-right: 6px; }
.top-bar a { border: 0; color: var(--accent); }

header.doc-header { margin-bottom: 30px; }
header.doc-header .kod { display: inline-block; font-family: 'JetBrains Mono', monospace; font-size: 13px; font-weight: 700; color: var(--new); background: var(--new-soft); border-radius: 100px; padding: 3px 11px; margin-bottom: 12px; letter-spacing: .04em; }
header.doc-header h1 { font-size: clamp(30px, 4.6vw, 50px); font-weight: 800; letter-spacing: -.035em; line-height: 1.06; margin-bottom: 14px; max-width: 900px; }
header.doc-header h1 .accent { color: var(--accent); }
header.doc-header .subtitle { font-size: 17.5px; color: var(--ink-2); line-height: 1.45; max-width: 780px; }
.meta-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.pill { display: inline-flex; align-items: center; gap: 8px; padding: 7px 13px; border-radius: 100px; font-size: 12.5px; font-weight: 500; background: var(--accent-soft); border: 1px solid var(--accent-line); color: var(--accent); }
.pill.neutral { background: #fff; border-color: var(--line); color: var(--ink-3); }
.pill::before { content: ""; width: 6px; height: 6px; background: currentColor; border-radius: 50%; }

.keybox { background: linear-gradient(135deg, var(--ink), var(--ink-deep)); color: #EAF3FA; border-radius: 18px; padding: 26px 28px 22px; margin-bottom: 20px; }
.keybox .label { font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: #FF6FA6; font-weight: 700; margin-bottom: 12px; display: block; }
.keybox p { font-size: 16.5px; line-height: 1.5; color: #EAF3FA; max-width: 880px; margin-bottom: 10px; }
.keybox ul { margin: 6px 0 0 18px; color: #C9D6E2; font-size: 15.5px; max-width: 880px; }
.keybox li { margin-bottom: 5px; }
.keybox strong { color: #fff; }
.keybox a { color: #fff; border-bottom-color: rgba(255,255,255,.4); }

nav.toc { background: var(--bg-card); border: 1px solid var(--line); border-radius: 16px; padding: 18px 22px; margin: 0 0 48px; }
nav.toc ol { margin: 0; padding: 0; list-style: none; columns: 2; column-gap: 36px; }
nav.toc li { margin-bottom: 7px; break-inside: avoid; font-size: 15px; }
nav.toc a { color: var(--ink-2); border-bottom: none; }
nav.toc a:hover { color: var(--accent); }
nav.toc .num { color: var(--ink-4); font-weight: 700; margin-right: 9px; font-size: 12px; }

section { margin-bottom: 60px; scroll-margin-top: 78px; }
.section-label { display: block; font-size: 11px; color: var(--ink-3); letter-spacing: .1em; text-transform: uppercase; font-weight: 600; margin-bottom: 10px; }
.section-label::before { content: "\25CF  "; color: var(--accent); }
h2 { font-size: clamp(24px, 3.2vw, 34px); font-weight: 800; letter-spacing: -.03em; line-height: 1.08; margin-bottom: 12px; max-width: 900px; }
h3 { font-size: 19px; font-weight: 700; letter-spacing: -.02em; margin: 30px 0 10px; }
h4 { font-size: 15.5px; font-weight: 700; margin: 20px 0 8px; }
.lead { font-size: 16.5px; color: var(--ink-2); max-width: 860px; line-height: 1.55; margin-bottom: 18px; }
p { max-width: 860px; margin-bottom: 12px; color: var(--ink-2); }
p strong, li strong { color: var(--ink); font-weight: 650; }
ul, ol { margin: 0 0 16px 20px; max-width: 860px; color: var(--ink-2); }
li { margin-bottom: 6px; }
.where { font-size: 13.5px; color: var(--ink-3); margin: -4px 0 12px; }
.where b { color: var(--ink-2); font-weight: 600; }
.where .sep { color: var(--ink-4); margin: 0 5px; }

.table-wrap { overflow-x: auto; margin: 18px 0; border: 1px solid var(--line); border-radius: 14px; background: var(--bg-card); }
table { width: 100%; border-collapse: collapse; font-size: 14.5px; min-width: 560px; line-height: 1.45; }
th { text-align: left; font-size: 11.5px; letter-spacing: .08em; text-transform: uppercase; color: var(--ink); font-weight: 700; padding: 12px 14px; border-bottom: 2px solid var(--line); background: #F1F1F2; }
td { padding: 11px 14px; border-bottom: 1px solid var(--line-soft); vertical-align: top; color: var(--ink); }
td:first-child { font-weight: 600; }
tbody tr:nth-child(even) td { background: #FAFAFB; }
tr:last-child td { border-bottom: none; }
td.muted { color: var(--ink-3); font-weight: 400; }
.st { display: inline-block; font-size: 11.5px; font-weight: 700; letter-spacing: .02em; padding: 3px 10px; border-radius: 100px; white-space: nowrap; }
.st.in { background: var(--ok-soft); color: var(--ok); }
.st.data { background: var(--warn-soft); color: var(--warn); }
.st.out { background: #F1F1F2; color: var(--ink-3); }
.st.new { background: var(--new-soft); color: var(--new); }
.st.ext { background: var(--info-soft); color: var(--info); }
.st.core { background: var(--accent-soft); color: var(--accent); }
.todo-id { display: inline-block; font-weight: 700; font-size: 12px; color: var(--warn); background: var(--warn-soft); border: 1px solid rgba(171,129,67,.35); padding: 1px 8px; border-radius: 100px; white-space: nowrap; }
.todo-id.dev { color: var(--info); background: var(--info-soft); border-color: rgba(44,92,173,.35); }
.todo-ref { font-size: 11.5px; font-weight: 700; color: var(--warn); background: var(--warn-soft); border: 1px solid rgba(171,129,67,.35); padding: 1px 7px; border-radius: 100px; white-space: nowrap; margin-left: 4px; vertical-align: 1px; }
.todo-ref.dev { color: var(--info); background: var(--info-soft); border-color: rgba(44,92,173,.35); }
a.todo-ref { border-bottom: none; }

.callout { border-left: 3px solid var(--accent); background: var(--accent-soft); padding: 13px 16px; border-radius: 0 12px 12px 0; margin: 16px 0; max-width: 860px; }
.callout p { margin-bottom: 0; font-size: 15px; color: var(--ink); }
.callout.warn { border-left-color: var(--warn); background: var(--warn-soft); }
.callout.ok { border-left-color: var(--ok); background: var(--ok-soft); }
.callout.info { border-left-color: var(--info); background: var(--info-soft); }
.callout.kam { border-left-color: var(--info); background: var(--info-soft); }

pre { background: var(--ink-deep); color: #EAF3FA; border-radius: 12px; padding: 14px 16px; overflow-x: auto; font-size: 12.5px; line-height: 1.55; margin: 14px 0; max-width: 860px; }
pre code { font-family: 'JetBrains Mono', Menlo, Consolas, monospace; }
code:not(pre code) { font-size: .88em; background: #F1F1F2; padding: 2px 6px; border-radius: 5px; color: var(--ink); overflow-wrap: anywhere; }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 14px; margin: 18px 0; }
.card { background: var(--bg-card); border: 1px solid var(--line); border-radius: 14px; padding: 18px 18px 16px; }
.card .tag { display: inline-block; font-size: 10.5px; letter-spacing: .1em; text-transform: uppercase; font-weight: 700; color: var(--accent); margin-bottom: 8px; }
.card h3 { margin: 0 0 6px; font-size: 16px; }
.card p, .card ul { font-size: 14.5px; margin-bottom: 0; }
.card ul { margin: 6px 0 0 16px; }

/* workflow kroky */
.flow { counter-reset: step; list-style: none; padding: 0; margin: 0 0 18px; max-width: 900px; }
.flow > li { position: relative; padding: 0 0 18px 44px; counter-increment: step; color: var(--ink-2); }
.flow > li::before { content: counter(step); position: absolute; left: 0; top: 0; width: 30px; height: 30px; border-radius: 50%; background: var(--ink); color: #fff; font-weight: 700; font-size: 14px; display: flex; align-items: center; justify-content: center; }
.flow > li::after { content: ''; position: absolute; left: 14px; top: 32px; bottom: 0; border-left: 2px solid var(--line); }
.flow > li:last-child::after { display: none; }
.flow > li > b { color: var(--ink); }
.flow .branch { margin: 8px 0 0; padding-left: 0; list-style: none; }
.flow .branch li { background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: 8px 12px; margin: 6px 0; font-size: 14.5px; }
.flow .callout { margin-top: 8px; }
.state { font-weight: 700; color: var(--ink); }

ul.dots { list-style: none; padding: 0; margin: 0 0 16px; max-width: 860px; }
ul.dots li { position: relative; padding-left: 18px; margin: 0 0 8px; font-size: 15.5px; }
ul.dots li::before { content: ""; position: absolute; left: 2px; top: 10px; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }
details.more { border: 1px solid var(--line); border-radius: 12px; background: #fff; margin: 14px 0; max-width: 1000px; }
details.more > summary { cursor: pointer; list-style: none; padding: 11px 14px; font-weight: 700; font-size: 14.5px; display: flex; align-items: center; gap: 10px; color: var(--ink); }
details.more > summary::-webkit-details-marker { display: none; }
details.more > summary::before { content: "+"; width: 22px; height: 22px; border-radius: 50%; background: var(--accent); color: #fff; display: inline-flex; align-items: center; justify-content: center; font-weight: 800; font-size: 15px; flex: 0 0 auto; }
details.more[open] > summary::before { content: "–"; }
details.more > div { padding: 2px 16px 14px; border-top: 1px solid var(--line); }
details.more > div > :last-child { margin-bottom: 0; }
details.wf-more { max-width: none; }

/* wireframy */
.wf { margin: 20px 0 28px; }
.wf-head { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; margin-bottom: 10px; }
.wf-id { font-size: 10.5px; letter-spacing: .1em; text-transform: uppercase; font-weight: 700; color: var(--accent); background: var(--accent-soft); border: 1px solid var(--accent-line); padding: 3px 9px; border-radius: 100px; }
.wf-head h4 { margin: 0; font-size: 15.5px; }
.wf-note { font-size: 13px; color: var(--ink-3); margin-top: 8px; max-width: 860px; }
.wf-legend { display: inline-flex; align-items: center; gap: 8px; font-size: 12.5px; color: var(--ink-3); margin: 6px 0 0; }
.wf-legend .sw { width: 22px; height: 12px; border: 2px dashed var(--accent); border-radius: 3px; background: var(--accent-soft); }
.new { position: relative; outline: 2px dashed var(--accent); outline-offset: 3px; border-radius: 4px; background: var(--accent-soft); }
.new::after { content: "NOVÉ"; position: absolute; top: -11px; right: -6px; font-size: 8.5px; font-weight: 800; letter-spacing: .08em; color: #fff; background: var(--accent); padding: 2px 6px; border-radius: 100px; line-height: 1.2; font-family: 'Inter', Arial, sans-serif; }

/* admin mockup MasterShopu */
.adm { background: var(--adm-bg); border: 1px solid var(--line); border-radius: 12px; padding: 14px; font-family: 'Inter', Arial, sans-serif; font-size: 12px; color: var(--adm-label); overflow: hidden; max-width: 900px; }
.adm-title { font-size: 17px; font-weight: 700; color: #222; margin-bottom: 2px; }
.adm-sub { font-size: 10px; color: #777; margin-bottom: 10px; }
.adm-tabs { display: flex; flex-wrap: wrap; border-bottom: 1px solid var(--adm-line); margin-bottom: 12px; }
.adm-tabs span { padding: 6px 10px; font-size: 11px; color: #444; border: 1px solid transparent; border-bottom: none; }
.adm-tabs span.on { background: #fff; border-color: var(--adm-line); border-radius: 4px 4px 0 0; font-weight: 600; margin-bottom: -1px; }
.adm-tabs span.dim { color: #999; }
.adm-panel { background: var(--adm-panel); border: 1px solid var(--adm-line); border-radius: 4px; }
.adm-panel + .adm-panel { margin-top: 12px; }
.adm-ph { background: var(--adm-head); padding: 8px 12px; font-size: 12px; font-weight: 600; color: #333; display: flex; justify-content: space-between; align-items: center; gap: 8px; flex-wrap: wrap; }
.adm-ph .r { font-size: 10.5px; font-weight: 500; color: #555; background: #fff; border: 1px solid var(--adm-line); padding: 3px 8px; border-radius: 3px; }
.adm-body { padding: 12px 14px; }
.adm-row { display: grid; grid-template-columns: 170px 1fr; gap: 10px; align-items: start; padding: 7px 0; }
.adm-row .l { font-size: 12px; font-weight: 600; color: var(--adm-label); padding-top: 3px; }
.adm-row .l i { display: inline-block; width: 12px; height: 12px; border-radius: 50%; background: var(--adm-blue); color: #fff; font-size: 8px; font-style: normal; font-weight: 700; text-align: center; line-height: 12px; margin-left: 4px; vertical-align: 1px; }
.adm-row .v { min-width: 0; }
.adm-row.dim .l, .adm-row.dim .v { color: #999; }
.adm-inp { display: inline-flex; align-items: center; height: 26px; border: 1px solid #cfcfcf; border-radius: 3px; background: #fff; padding: 0 8px; font-size: 11.5px; color: #333; min-width: 160px; max-width: 100%; }
.adm-inp.w { width: 100%; }
.adm-inp.ph { color: #999; }
.adm-inp.n { min-width: 80px; justify-content: flex-end; }
.adm-sel { display: inline-flex; align-items: center; justify-content: space-between; gap: 14px; height: 26px; border: 1px solid #cfcfcf; border-radius: 3px; background: #fff; padding: 0 8px; font-size: 11.5px; color: #333; min-width: 190px; }
.adm-sel::after { content: "\25BE"; color: #666; font-size: 12px; }
.adm-tgl { display: inline-block; width: 36px; height: 16px; border-radius: 3px; background: #e88; position: relative; vertical-align: middle; }
.adm-tgl::before { content: ""; position: absolute; left: 2px; top: 2px; width: 14px; height: 12px; background: #fff; border-radius: 2px; }
.adm-tgl.on { background: #8bc34a; }
.adm-tgl.on::before { left: auto; right: 2px; }
.adm-btn { display: inline-block; padding: 6px 12px; border-radius: 3px; font-size: 11.5px; font-weight: 600; color: #fff; background: var(--adm-green); }
.adm-btn.blue { background: var(--adm-blue); }
.adm-btn.light { background: #fff; color: #333; border: 1px solid #cfcfcf; font-weight: 500; }
.adm-btn.red { background: var(--adm-red); }
.adm-btn.sm { padding: 3px 7px; font-size: 10px; }
.adm-dim { font-size: 10.5px; color: #777; margin-top: 3px; }
.adm-actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; padding: 10px 14px; border-top: 1px solid var(--adm-line); }
.adm-table { width: 100%; border-collapse: collapse; font-size: 11.5px; min-width: 0; }
.adm-table th { font-size: 10.5px; letter-spacing: 0; text-transform: none; color: #333; background: #f7f7f7; padding: 7px 10px; border-bottom: 1px solid var(--adm-line); font-weight: 700; }
.adm-table td { padding: 7px 10px; border-bottom: 1px solid #eee; color: #333; vertical-align: middle; background: #fff !important; font-weight: 400; }
.adm-table .ck { color: var(--adm-green); font-weight: 800; }

/* FE náhled (schematický, SFX) */
.fe { border: 1px solid var(--line); border-radius: 12px; overflow: hidden; background: #fff; max-width: 860px; font-size: 13px; }
.fe-bar { display: flex; align-items: center; gap: 14px; padding: 9px 14px; border-bottom: 1px solid var(--line-soft); font-size: 11.5px; color: var(--ink-3); background: #FAFAFB; }
.fe-bar .logo { font-weight: 800; color: var(--ink); font-size: 13px; }
.fe-bar .logo::before { content: "\25CF "; color: var(--accent); }
.fe-body { padding: 14px; }
.fe-h { font-size: 15px; font-weight: 800; color: var(--ink); margin-bottom: 8px; letter-spacing: -.01em; }
.fe-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.fe-card { border: 1px solid var(--line-soft); border-radius: 8px; padding: 8px; background: #fff; }
.fe-card .im { aspect-ratio: 4/3; border-radius: 6px; background: linear-gradient(150deg, #EFECE6, #D9D3C7); margin-bottom: 6px; }
.fe-card .nm { font-size: 11.5px; font-weight: 600; color: var(--ink); line-height: 1.3; }
.fe-card .pr { font-size: 12.5px; font-weight: 800; color: var(--ink); margin-top: 3px; }
.fe-card .sub { font-size: 10.5px; color: var(--ink-3); }
.fe-btn { display: inline-block; background: var(--accent); color: #fff; font-size: 12px; font-weight: 700; padding: 7px 14px; border-radius: 100px; }
.fe-btn.sec { background: #fff; color: var(--ink); border: 1px solid var(--line); }
.fe-note { font-size: 13px; color: var(--ink-3); margin-top: 8px; max-width: 860px; }
.fe-row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin: 8px 0; }
.fe-badge { display: inline-block; font-size: 10.5px; font-weight: 700; padding: 2px 8px; border-radius: 100px; background: var(--ok-soft); color: var(--ok); }
.fe-badge.warn { background: var(--warn-soft); color: var(--warn); }
.fe-badge.err { background: var(--err-soft); color: var(--err); }
.fe-tbl { width: 100%; border-collapse: collapse; font-size: 12px; min-width: 0; }
.fe-tbl th, .fe-tbl td { padding: 6px 8px; border-bottom: 1px solid var(--line-soft); text-align: left; font-weight: 400; background: #fff !important; color: var(--ink); }
.fe-tbl th { font-size: 10.5px; text-transform: uppercase; letter-spacing: .04em; color: var(--ink-3); font-weight: 700; }
.fe-tbl tr.on td { background: var(--accent-soft) !important; color: var(--accent); font-weight: 700; }
.fe-mail { border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; background: #fff; max-width: 560px; font-size: 13px; }
.fe-mail .mh { font-size: 11px; color: var(--ink-3); margin-bottom: 6px; }
.fe-mail .ms { font-weight: 700; color: var(--ink); margin-bottom: 8px; }

/* otázky */
.q-block { border: 1px solid var(--line); border-left: 4px solid var(--accent); border-radius: 6px 14px 14px 6px; padding: 14px 16px 6px; margin: 0 0 18px; background: #fff; }
.q-block.q-dev { border-left-color: var(--info); }
.q-block .q-head { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 8px; }
.q-block .q-head h3 { margin: 0; font-size: 17px; }
.q-block .q-note { font-size: 13px; color: var(--ink-3); }
.q-tag { display: inline-block; font-size: 11px; letter-spacing: .1em; text-transform: uppercase; font-weight: 800; color: #fff; background: var(--accent); padding: 4px 10px; border-radius: 100px; }
.q-tag.dev { background: var(--info); }
.q-block table { margin-bottom: 8px; min-width: 0; }
.q-block table td:first-child { white-space: nowrap; }
.q-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; align-items: start; }
.q-grid .q-block { margin: 0; }
@media (max-width: 1000px) { .q-grid { grid-template-columns: 1fr; } }

/* navigace mezi zadáními */
.sibs { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 30px; }
.sibs a { display: inline-flex; align-items: center; gap: 6px; padding: 6px 12px; border-radius: 100px; border: 1px solid var(--line); background: #fff; color: var(--ink-2); font-size: 13px; }
.sibs a .k { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--new); font-weight: 700; }
.sibs a.on { border-color: var(--accent); color: var(--accent); background: var(--accent-soft); }
.sibs a:hover { border-color: var(--accent); }

footer.doc-footer { margin-top: 70px; padding-top: 24px; border-top: 1px solid var(--line); font-size: 13.5px; color: var(--ink-3); }
footer.doc-footer a { color: var(--ink-2); border-bottom-color: var(--line); }

/* sticky lišta */
.stickynav { position: fixed; top: 0; left: 0; right: 0; z-index: 50; background: rgba(250,250,251,.93); backdrop-filter: saturate(180%) blur(12px); border-bottom: 1px solid var(--line); transform: translateY(-101%); transition: transform .22s ease; }
.stickynav.show { transform: none; }
.sn-progress { position: absolute; left: 0; top: 0; height: 2px; background: var(--accent); width: 0; transition: width .1s linear; }
.sn-inner { max-width: 1180px; margin: 0 auto; padding: 0 24px; height: 56px; display: flex; align-items: center; gap: 16px; }
.sn-title { font-size: 12.5px; font-weight: 700; color: var(--ink); white-space: nowrap; flex: none; }
.sn-title::before { content: "\25CF"; color: var(--accent); margin-right: 7px; }
.sn-cur { font-size: 12.5px; color: var(--ink-4); flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sn-cur b { color: var(--ink-2); font-weight: 600; }
.sn-btn { display: inline-flex; align-items: center; gap: 8px; flex: none; font-family: inherit; font-size: 12.5px; font-weight: 650; color: var(--ink); background: #fff; border: 1px solid var(--line); border-radius: 100px; padding: 7px 14px; cursor: pointer; }
.sn-btn:hover { border-color: var(--ink-4); }
.sn-btn .chev { width: 10px; height: 10px; transition: transform .18s ease; color: var(--ink-3); }
.sn-btn[aria-expanded="true"] .chev { transform: rotate(180deg); }
.sn-panel { position: absolute; right: 24px; top: 52px; background: #fff; border: 1px solid var(--line); border-radius: 14px; box-shadow: 0 18px 44px rgba(0,38,81,.13); padding: 8px; min-width: 320px; max-height: 72vh; overflow-y: auto; }
.sn-panel a { display: flex; align-items: baseline; gap: 11px; padding: 7px 11px; border-radius: 8px; font-size: 13.5px; color: var(--ink-2); border-bottom: none; line-height: 1.35; }
.sn-panel a:hover { background: #F1F1F2; color: var(--ink); }
.sn-panel a.on { background: var(--accent-soft); color: var(--accent); font-weight: 650; }
.sn-panel a .n { color: var(--ink-4); font-weight: 700; font-size: 11px; min-width: 17px; flex: none; }
.sn-panel a.on .n { color: var(--accent); }
.sn-panel[hidden] { display: none; }
.totop { position: fixed; right: 22px; bottom: 22px; width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--line); background: #fff; color: var(--ink); box-shadow: 0 8px 22px rgba(0,38,81,.14); display: inline-flex; align-items: center; justify-content: center; cursor: pointer; opacity: 0; visibility: hidden; transform: translateY(8px); transition: opacity .2s, transform .2s, visibility .2s; z-index: 60; }
.totop.show { opacity: 1; visibility: visible; transform: none; }
.totop:hover { border-color: var(--accent); color: var(--accent); }
.totop svg { width: 18px; height: 18px; }

@media (max-width: 720px) {
  .container { padding: 28px 16px 70px; }
  nav.toc ol { columns: 1; }
  .adm-row { grid-template-columns: 1fr; gap: 4px; }
  .fe-grid { grid-template-columns: repeat(2, 1fr); }
  html { scroll-padding-top: 70px; } section { scroll-margin-top: 70px; }
  .sn-inner { padding: 0 16px; height: 52px; gap: 12px; } .sn-title { display: none; }
  .sn-panel { left: 12px; right: 12px; min-width: 0; top: 48px; }
}
@media (prefers-reduced-motion: reduce) { .stickynav, .sn-progress, .totop { transition: none; } }
@media print { .stickynav, .totop, nav.toc, .top-bar { display: none; } section { break-inside: avoid; } details.more > div { display: block; } }

/* Starý B2B vedle nového SFX ve wireframech */
.cmp { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 18px; align-items: start; }
@media (max-width: 900px) { .cmp { grid-template-columns: 1fr; } }
.cmp-l { display: inline-block; font-size: 11px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 10px; padding: 3px 9px; border-radius: 6px; }
.cmp-old .cmp-l { background: var(--move-soft); color: var(--move); }
.cmp-new .cmp-l { background: var(--info-soft); color: var(--info); }
.cmp-old { display: grid; gap: 12px; align-content: start; }
.cmp-old .cmp-l { justify-self: start; margin-bottom: 0; }
.cmp-none { font-size: 14px; color: var(--ink-2); background: #fff; border: 1px dashed var(--line); border-radius: 12px; padding: 16px; margin: 0; }
.cmp figure.shot { margin: 0; }
.cmp figure.shot img { display: block; width: 100%; height: auto; border: 1px solid var(--line); border-radius: 12px; background: #fff; }
.cmp figure.shot figcaption { font-size: 13px; color: var(--ink-3); margin-top: 8px; line-height: 1.4; }
.cmp-ref { font-size: 14px; color: var(--ink-3); }

/* taby zadání: Produkt (backend) / Zadání pro SFX */
.ztabs { display: flex; gap: 6px; flex-wrap: wrap; border-bottom: 1px solid var(--line); margin: 18px 0 26px; }
.ztab { font: inherit; font-size: 15.5px; font-weight: 700; color: var(--ink-3); background: none; border: none; border-bottom: 3px solid transparent; padding: 12px 16px 11px; margin-bottom: -1px; cursor: pointer; }
.ztab:hover { color: var(--ink); }
.ztab[aria-selected="true"] { color: var(--ink); border-bottom-color: var(--accent); }
.ztab:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 6px; }