:root {
  --bg: #F4F5F7; --card: #FFFFFF; --line: #E2E8F0; --text: #0F172A; --muted: #64748B; --muted-on-grey: #475569;
  --blue: #1D4ED8; --blue-h: #1E40AF; --blue-l: #EFF6FF;
  --green: #15803D; --green-l: #DCFCE7; --amber: #B45309; --amber-l: #FEF3C7; --red: #B91C1C; --red-l: #FEE2E2;
  --bar: #0F172A; --r: 8px; --ri: 6px; --gap: 12px;
  --sans: "Archivo", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: var(--sans); font-size: 15px; line-height: 1.45; }
a { color: var(--blue); }
a:hover { color: var(--blue-h); }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }
h1 { font-size: 22px; font-weight: 800; margin: 0; line-height: 1.2; }
p { margin: 0; }
.num { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.nowrap { white-space: nowrap; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.vh { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
ul.plain { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 4px; }

/* top bar: one row on a phone (icon only), nav tabs, then a separated "Odhlásiť sa" */
.demo { background: var(--amber-l); color: var(--amber); border-bottom: 1px solid #FDE68A; font-weight: 700; font-size: 14px; }
.demo div { max-width: 960px; margin: 0 auto; padding: 8px 16px; }
.bar { background: var(--bar); color: #fff; }
.bar-in { max-width: 960px; margin: 0 auto; padding: 0 16px; display: flex; align-items: center; gap: 12px; min-height: 52px; }
.brand { display: inline-flex; align-items: center; gap: 8px; color: #fff; text-decoration: none; font-weight: 800; font-size: 18px; min-height: 44px; flex: none; }
.brand:hover { color: #fff; }
.nav { display: flex; align-items: center; gap: 14px; margin-left: auto; }
.nav a, .out button { color: #CBD5E1; text-decoration: none; font: inherit; font-size: 14px; font-weight: 600; background: none; border: 0;
  padding: 0; cursor: pointer; display: inline-flex; align-items: center; min-height: 44px; white-space: nowrap; }
.nav a:hover, .out button:hover, .nav a.on { color: #fff; }
.nav a.on { box-shadow: inset 0 -3px 0 #fff; }
.out { margin: 0; padding-left: 12px; border-left: 1px solid #334155; flex: none; }
@media (max-width: 480px) {
  .brand-word { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
  .bar-in { gap: 10px; padding: 0 12px; }
  .nav { gap: 10px; }
  .nav a, .out button { font-size: 13px; }
  .out { padding-left: 10px; }
}

/* layout */
.wrap { max-width: 960px; margin: 0 auto; padding: 16px; display: flex; flex-direction: column; gap: var(--gap); }
.head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px var(--gap); }
.head .sub { width: 100%; color: var(--muted-on-grey); }
.actions { display: flex; flex-wrap: wrap; gap: 8px; }
.grid { display: grid; grid-template-columns: 1fr; gap: var(--gap); }
@media (min-width: 720px) { .grid-2 { grid-template-columns: 1fr 1fr; } }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: 16px; min-width: 0; }
.card > h2, .sec { margin: 0 0 10px; font-size: 12px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.sec { margin: 8px 0 -4px; color: var(--muted-on-grey); }
.card > * + p, .card > p + *, .card > ul + p { margin-top: 10px; }
h3 { margin: 16px 0 8px; font-size: 12px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.card > h3:first-child, section > h3:first-child { margin-top: 0; }
.narrow { width: 100%; max-width: 420px; margin: 24px auto 0; }
.err-title { font-size: 20px; margin-bottom: 8px; }

/* buttons, tags, messages */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-height: 42px; padding: 8px 16px; border-radius: var(--ri);
  border: 1px solid var(--blue); font: inherit; font-size: 14px; font-weight: 700; text-decoration: none; cursor: pointer; white-space: nowrap; }
.btn-p { background: var(--blue); color: #fff; }
.btn-p:hover { background: var(--blue-h); border-color: var(--blue-h); color: #fff; }
.btn-s { background: #fff; color: var(--blue); }
.btn-s:hover { background: var(--blue-l); color: var(--blue-h); }
.btn-d { background: var(--red); border-color: var(--red); color: #fff; }
.btn-d:hover { background: #991B1B; border-color: #991B1B; }
.btn[disabled], .btn[disabled]:hover { background: #CBD5E1; border-color: #CBD5E1; color: #fff; cursor: not-allowed; }
.tag { display: inline-block; padding: 2px 8px; border-radius: var(--ri); font-size: 12px; font-weight: 700; }
.tag-g { background: var(--green-l); color: var(--green); }
.tag-a { background: var(--amber-l); color: var(--amber); }
.tag-r { background: var(--red-l); color: var(--red); }
.tag-b { background: var(--blue-l); color: var(--blue); }
.tag-n { background: #F1F5F9; color: var(--muted-on-grey); }
.tags { display: flex; flex-wrap: wrap; gap: 6px; justify-content: flex-end; }
.flash { padding: 10px 14px; border-radius: var(--ri); font-weight: 600; }
.flash-ok { background: var(--green-l); color: var(--green); }
.flash-warn { background: var(--amber-l); color: #92400E; }
.flash-err { background: var(--red-l); color: var(--red); }
.card .flash + *, .card * + .flash { margin-top: 10px; }
.up { color: var(--red); }
.down { color: var(--green); }
.link { display: inline-flex; align-items: center; min-height: 40px; font-size: 14px; font-weight: 600; }

/* amber card: what is missing for a complete trip */
.card-warn { background: var(--amber-l); border-color: #FCD34D; }
.card-warn > h2.warn-title, .warn-title { font-size: 16px; font-weight: 800; text-transform: none; letter-spacing: 0; color: #92400E; margin: 0 0 6px; }
.notes { list-style: none; margin: 10px 0 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.card-warn h3.way { text-transform: none; letter-spacing: 0; font-size: 13px; font-weight: 800; color: #92400E; margin: 14px 0 0; }
.card-warn h3.way + .notes { margin-top: 6px; }
.notes li { background: #fff; border: 1px solid #FCD34D; border-radius: var(--ri); padding: 10px 12px; display: flex; flex-direction: column; gap: 8px; align-items: flex-start; }
.warnbox { background: var(--amber-l); border: 1px solid #FCD34D; border-radius: var(--ri); padding: 10px 12px; }
.warnbox .warn-title { font-size: 14px; margin-bottom: 4px; }
.warnbox p + p { margin-top: 4px; }

/* key-value rows */
.kv { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px 16px; margin: 0; }
.kv dt { font-size: 12px; color: var(--muted); font-weight: 600; }
.kv dd { margin: 0; }
.kv .wide { grid-column: span 2; }
.airports li { font-size: 14px; }

/* trip cards */
.trip { display: flex; flex-direction: column; gap: 10px; }
.trip-top { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.trip-top .tag, .status-line .tag { white-space: nowrap; }
.trip-name { margin: 0; font-size: 18px; font-weight: 800; line-height: 1.25; }
.trip-name a { color: var(--text); text-decoration: none; display: inline-flex; align-items: center; min-height: 40px; }
.trip-name a:hover { color: var(--blue); }
.route-sum { font-weight: 600; }
.best { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 8px; border-top: 1px solid var(--line); padding-top: 10px; }
.best-top { border-top: 0; padding-top: 0; }
.lbl { font-size: 12px; color: var(--muted); font-weight: 600; }
.big { font-size: 28px; font-weight: 600; line-height: 1.1; }

/* round trips */
.rt-head { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 16px; padding-bottom: 12px; border-bottom: 1px solid var(--line); }
.rt-n { font-size: 13px; font-weight: 700; color: var(--muted); }
.rt-meta { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; align-items: flex-start; gap: 2px; text-align: left; font-size: 14px; }
.rt-legs { display: grid; grid-template-columns: 1fr; gap: 0 16px; }
@media (min-width: 720px) { .rt-legs { grid-template-columns: 1fr 1fr; } }
.rt-legs section > h3 { margin-top: 12px; }
.more-trips { display: flex; flex-direction: column; gap: var(--gap); }
.more-trips > summary { list-style: none; align-self: flex-start; }
.more-trips > summary::-webkit-details-marker { display: none; }
.more-trips[open] > summary { margin-bottom: var(--gap); }
.more-trips > .card + .card { margin-top: var(--gap); }
.segs { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.seg { border: 1px solid var(--line); border-radius: var(--ri); padding: 8px 10px; min-width: 0; }
.seg-top { display: flex; align-items: baseline; gap: 8px; }
.seg-top .price { margin-left: auto; font-weight: 600; white-space: nowrap; }
.seg-kind { font-size: 13px; color: var(--muted); font-weight: 600; }
.seg-route { font-weight: 600; }
.seg-time { font-size: 13px; }
.seg-note { font-size: 13px; color: var(--muted); }
.seg.ground { background: #F8FAFC; }
.seg.ground .seg-kind, .seg.ground .seg-note { color: var(--muted-on-grey); }
.seg.lay { border-style: dashed; color: var(--muted-on-grey); font-size: 13px; background: #F8FAFC; }
.it-sum { margin-top: 8px; font-size: 13px; color: var(--muted); }
.it-sum strong { color: var(--text); }
.its { display: flex; flex-direction: column; gap: 16px; }
.its > div + div { border-top: 1px solid var(--line); padding-top: 16px; }

/* collapsible cards (phone friendly) */
details.fold { padding: 0; }
details.fold > summary { list-style: none; cursor: pointer; padding: 12px 40px 12px 16px; min-height: 48px; display: flex; flex-direction: column; gap: 2px; position: relative; }
details.fold > summary::-webkit-details-marker { display: none; }
details.fold > summary::after { content: ""; position: absolute; right: 18px; top: 50%; width: 8px; height: 8px; margin-top: -6px;
  border-right: 2px solid var(--muted); border-bottom: 2px solid var(--muted); transform: rotate(45deg); }
details.fold[open] > summary::after { transform: rotate(-135deg); margin-top: -2px; }
details.fold[open] > summary { border-bottom: 1px solid var(--line); }
details.fold > :not(summary) { margin-left: 16px; margin-right: 16px; }
details.fold > :last-child { margin-bottom: 16px; }
details.fold > summary + * { margin-top: 12px; }
.fold-title { font-weight: 700; }
.fold-meta { font-size: 13px; color: var(--muted); }
.note { font-size: 13px; color: var(--muted); margin-top: 8px; }
.daylinks { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.daylink { display: inline-flex; align-items: center; gap: 6px; min-height: 40px; padding: 6px 10px; border: 1px solid var(--blue); border-radius: var(--ri);
  text-decoration: none; font-size: 14px; font-weight: 600; background: #fff; }
.daylink:hover { background: var(--blue-l); }
details.more > summary { cursor: pointer; font-weight: 600; color: var(--blue); min-height: 40px; display: flex; align-items: center; margin-top: 8px; }

/* tables */
.tw { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th { text-align: left; font-size: 12px; font-weight: 700; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; padding: 6px 8px; border-bottom: 1px solid var(--line); }
table th, table th.num { font-family: var(--sans); }
td { padding: 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
tr:last-child td { border-bottom: 0; }
th.num, td.num { text-align: right; white-space: nowrap; }
table.runs th { text-transform: none; letter-spacing: 0; font-size: 13px; }
th:first-child, td:first-child { padding-left: 0; }
th:last-child, td:last-child { padding-right: 0; }
.days-t { table-layout: fixed; font-size: 13px; }
.days-t col.c-day { width: 30%; }
.days-t col.c-price { width: 24%; }
.days-t col.c-time { width: 46%; }
.days-t col.c-half { width: 50%; }
.days-t td.num, .days-t th.num { padding-right: 16px; }
.err-text { color: var(--red); overflow-wrap: anywhere; font-size: 13px; }

/* manual flights */
.mlist { list-style: none; margin: 10px 0 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.mcard { border: 1px solid var(--line); border-radius: var(--ri); padding: 10px 12px; display: flex; flex-direction: column; gap: 2px; }
.mcard-actions { display: flex; flex-wrap: wrap; align-items: flex-start; justify-content: space-between; gap: 8px; margin-top: 6px; }
.confirm { margin-left: auto; text-align: right; }
.confirm > summary { list-style: none; }
.confirm > summary::-webkit-details-marker { display: none; }
.confirm[open] > summary { background: var(--blue-l); }
.confirm > p { margin-top: 8px; text-align: right; }
.confirm-row { display: flex; flex-wrap: wrap; justify-content: flex-end; align-items: center; gap: 8px; margin-top: 8px; }
.confirm-row form { margin: 0; }
.reason { margin-top: 6px; background: var(--amber-l); color: #92400E; border-radius: var(--ri); padding: 6px 8px; font-size: 13px; }
details.add-leg { margin-top: 12px; }
details.add-leg > summary { list-style: none; }
details.add-leg > summary::-webkit-details-marker { display: none; }
details.add-leg[open] > summary { margin-bottom: 12px; }
details.add-leg > .flash + .flash, details.add-leg > .flash + form { margin-top: 10px; }

/* chart */
.chart-box { display: grid; grid-template-columns: auto 1fr; gap: 4px 8px; align-items: stretch; margin-top: 10px; }
.chart-y { display: flex; flex-direction: column; justify-content: space-between; font-size: 12px; color: var(--muted); text-align: right; }
.chart { width: 100%; height: 180px; display: block; overflow: visible; }
.chart-x { grid-column: 2; display: flex; justify-content: space-between; font-size: 12px; color: var(--muted); }

/* forms */
form { margin: 0; }
.form { display: flex; flex-direction: column; gap: var(--gap); }
.fg { display: grid; grid-template-columns: 1fr; gap: var(--gap); }
.fg-2 { grid-template-columns: 1fr 1fr; }
@media (min-width: 640px) { .fg-md-2 { grid-template-columns: 1fr 1fr; } }
.field { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.field label, .lab { font-size: 13px; font-weight: 600; }
fieldset.group { border: 0; margin: 0; padding: 0; min-width: 0; }
fieldset.group > legend { padding: 0; margin-bottom: 6px; }
input[type=text], input[type=password], input[type=date], input[type=number], input[type=datetime-local], input[type=url], select {
  font: inherit; font-size: 16px; color: var(--text); width: 100%; max-width: 100%; min-width: 0; height: 42px;
  padding: 8px 10px; border: 1px solid #CBD5E1; border-radius: var(--ri); background: #fff; }
input[type=date], input[type=datetime-local] { -webkit-appearance: none; appearance: none; line-height: 24px; }
input.num, input.code { font-family: var(--mono); font-variant-numeric: tabular-nums; }
input.num { text-align: right; }
input.code { text-transform: uppercase; }
input:focus, select:focus { outline: 2px solid var(--blue); outline-offset: 0; border-color: var(--blue); }
.bad input, .bad select { border-color: var(--red); }
.err { color: var(--red); font-size: 13px; font-weight: 600; }
.hint { color: var(--muted); font-size: 13px; }
.readonly { margin-top: 8px; background: #F8FAFC; border: 1px solid var(--line); border-radius: var(--ri); padding: 8px 10px; display: flex; flex-direction: column; gap: 4px; }
.readonly .hint, .readonly li { color: var(--muted-on-grey); }
.check { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; cursor: pointer; min-height: 40px; }
.check input, .chip input { width: 18px; height: 18px; margin: 0; accent-color: var(--blue); }
.route { border: 1px solid var(--line); border-radius: var(--ri); padding: 12px; margin: 0; display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.route > legend { padding: 0 4px; font-size: 12px; font-weight: 700; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; }
.route-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.route-grid .field:first-child { grid-column: 1 / -1; }
@media (min-width: 640px) { .route-grid { grid-template-columns: 2fr 1fr 1fr; } .route-grid .field:first-child { grid-column: auto; } }
.days { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { display: inline-flex; align-items: center; gap: 6px; border: 1px solid var(--line); border-radius: var(--ri); padding: 0 10px; min-height: 40px; font-size: 14px; cursor: pointer; }
.row-checks { display: flex; flex-wrap: wrap; gap: 0 20px; }
.form-actions { display: flex; flex-wrap: wrap; gap: 8px; }

/* scan, alerts */
pre.log { white-space: pre-wrap; overflow-wrap: anywhere; font-family: var(--mono); font-size: 12px; background: #F8FAFC; border: 1px solid var(--line);
  border-radius: var(--ri); padding: 10px; margin: 8px 0 0; max-height: 420px; overflow-y: auto; color: var(--muted-on-grey); }
.alerts { list-style: none; margin: 0; padding: 0; }
.alerts li { padding: 10px 0; border-bottom: 1px solid var(--line); display: flex; flex-direction: column; gap: 4px; }
.alerts li:first-child { padding-top: 0; }
.alerts li:last-child { border-bottom: 0; padding-bottom: 0; }
.a-top { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 10px; }
.a-text { overflow-wrap: anywhere; }
.status-line { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.mcard, #rucne { scroll-margin-top: 12px; }
.rtlist { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.rto { border: 1px solid var(--line); border-radius: var(--ri); padding: 10px 12px; display: flex; flex-direction: column; gap: 4px; }
.rto .seg-top { align-items: center; flex-wrap: wrap; }
.rto .big { margin-left: auto; font-size: 24px; }
.sec-note { font-size: 13px; color: var(--muted-on-grey); margin: 0; }
.feeders { display: flex; flex-wrap: wrap; align-items: center; gap: 0 16px; font-size: 14px; color: var(--muted-on-grey); }

/* who flies where (route network) */
.netlist { margin: 8px 0 0; padding-left: 1.4em; display: flex; flex-direction: column; gap: 10px; }
.netrow { border: 1px solid var(--line); border-radius: var(--ri); padding: 10px 12px; }
.netrow p { margin: 4px 0 0; }
.netf { list-style: none; margin: 6px 0 0; padding: 0; font-size: .93em; overflow-wrap: anywhere; }
.netlinks { display: flex; flex-wrap: wrap; gap: 4px 14px; }
.netlinks .link { min-height: 40px; display: inline-flex; align-items: center; }