/* Layout: the academy's own look. White ground, charcoal badge header, lime slash from the logo, wide-tracked League Spartan, pill buttons. One site at a time: pick the school, then work down the tabs. */
:root {
  --bg: #ffffff; --panel: #f6f6f6; --line: #dbdbdb; --ink: #1b1b1b; --muted: #5e5e5e;
  --char: #3b3b3b; --char-ink: #f4f4f4; --lime: #86db64; --lime-soft: #e4f8d9; --lime-ink: #000000; --green: #3f6d2f; --slate: #455a64;
  --good: #2c6a1b; --good-bg: #dcf5d0; --warn: #8a5a00; --warn-bg: #fdeec4; --bad: #b3261e; --bad-bg: #fbdcd9;
  --display: "League Spartan", Arial, Helvetica, sans-serif; --body: Lato, Arial, sans-serif;
}
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) {
  --bg: #1b1b1b; --panel: #262626; --line: #404040; --ink: #f1f1f1; --muted: #adadad;
  --char: #2b2b2b; --char-ink: #f4f4f4; --lime: #86db64; --lime-soft: #23361b; --lime-ink: #000000; --green: #a3ec83; --slate: #9fb4bd;
  --good: #a3ec83; --good-bg: #21371a; --warn: #f3c969; --warn-bg: #40300c; --bad: #ff9c92; --bad-bg: #4b1c18;
  color-scheme: dark } }
:root[data-theme="dark"] {
  --bg: #1b1b1b; --panel: #262626; --line: #404040; --ink: #f1f1f1; --muted: #adadad;
  --char: #2b2b2b; --char-ink: #f4f4f4; --lime: #86db64; --lime-soft: #23361b; --lime-ink: #000000; --green: #a3ec83; --slate: #9fb4bd;
  --good: #a3ec83; --good-bg: #21371a; --warn: #f3c969; --warn-bg: #40300c; --bad: #ff9c92; --bad-bg: #4b1c18;
  color-scheme: dark }

* { box-sizing: border-box }
body { background: var(--bg); color: var(--ink); font: 16px/1.55 var(--body); }
.wrap { max-width: 1100px; margin: 0 auto; padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); }
header.top { background: var(--char); color: var(--char-ink); }
header.top .wrap { padding-block: 14px; display: flex; flex-wrap: wrap; gap: 12px 20px; align-items: center; }
header.top img { width: 64px; height: 64px; flex: none; border-radius: 50%; }
.brand { display: grid; gap: 6px; flex: 1 1 220px; min-width: 0; }
h1 { font: 700 1.5rem/1 var(--display); letter-spacing: .12em; text-transform: uppercase; margin: 0; }
.slash { display: block; width: 132px; height: 9px; background: var(--lime); transform: skewX(-38deg); margin-left: 4px; }
.tagline { font: 400 .78rem var(--display); letter-spacing: .22em; text-transform: uppercase; opacity: .85; }
#site-wrap { display: grid; gap: 3px; flex: 0 1 280px; min-width: 0; font: 400 .72rem var(--display); letter-spacing: .18em; text-transform: uppercase; color: var(--char-ink); }
#site-wrap select { background: var(--char); color: var(--char-ink); border: 2px solid var(--lime); border-radius: 48px; padding: 8px 14px; font: 700 1rem var(--body); letter-spacing: 0; }
nav.tabs { border-bottom: 1px solid var(--line); background: var(--bg); }
nav.tabs .wrap { display: flex; gap: 2px; overflow-x: auto; }
nav.tabs a { flex: none; padding: 16px 12px 11px; color: var(--ink); text-decoration: none; font: 400 .92rem var(--display); letter-spacing: .12em; border-bottom: 5px solid transparent; }
nav.tabs a[aria-current="page"] { font-weight: 700; border-bottom-color: var(--lime); }
main.wrap { padding-block: 28px 72px; display: grid; gap: 24px; }
section.view { display: grid; gap: 26px; min-width: 0; }
section.view > *, .block > *, .panel > * { min-width: 0; }
h2 { font: 400 2rem/1.15 var(--display); letter-spacing: .1em; margin: 0; text-wrap: balance; }
h3 { font: 600 1.05rem/1.25 var(--display); letter-spacing: .1em; color: var(--green); margin: 0; }
p { margin: 0; max-width: 68ch; }
.muted { color: var(--muted); } .small { font-size: .88rem; }
.panel { background: var(--panel); border-radius: 14px; padding: 18px; display: grid; gap: 14px; min-width: 0; align-content: start; }
.block { display: grid; gap: 12px; min-width: 0; }
.cards { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); }
.row { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
label { display: grid; gap: 4px; font-size: .86rem; font-weight: 700; color: var(--muted); min-width: 0; }
label.check { display: flex; gap: 9px; align-items: center; color: var(--ink); font-size: 1rem; font-weight: 400; }
input, select, textarea { font: 400 1rem var(--body); color: var(--ink); background: var(--bg); border: 1px solid var(--line); border-radius: 8px; padding: 9px 11px; width: 100%; min-width: 0; }
input[type="checkbox"] { width: 22px; height: 22px; flex: none; accent-color: var(--lime); }
textarea { min-height: 96px; resize: vertical; }
:focus-visible { outline: 3px solid var(--slate); outline-offset: 2px; }
.btn { font: 600 .92rem var(--display); letter-spacing: .12em; border-radius: 48px; padding: 12px 22px 10px; border: 2px solid var(--lime); background: var(--lime); color: var(--lime-ink); cursor: pointer; }
.btn.ghost { background: transparent; border-color: var(--ink); color: var(--ink); }
.btn.mini { padding: 6px 13px 4px; font-size: .78rem; letter-spacing: .08em; border-width: 1px; }
.btn.danger { border-color: var(--bad); color: var(--bad); background: transparent; }
.btn:disabled { opacity: .5; cursor: default; }
.scroll { overflow-x: auto; min-width: 0; }
table { border-collapse: collapse; width: 100%; font-variant-numeric: tabular-nums; }
th, td { text-align: left; padding: 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font: 600 .74rem var(--display); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); white-space: nowrap; }
td.num, th.num { text-align: right; white-space: nowrap; } td.nowrap { white-space: nowrap; }
.pill { display: inline-block; padding: 2px 11px; border-radius: 48px; font-size: .82rem; font-weight: 700; white-space: nowrap; border: 0; font-family: var(--body); }
.pill.good { background: var(--good-bg); color: var(--good); } .pill.warn { background: var(--warn-bg); color: var(--warn); } .pill.bad { background: var(--bad-bg); color: var(--bad); }
.pill.off { background: transparent; color: var(--muted); box-shadow: inset 0 0 0 1px var(--line); }
button.pill { cursor: pointer; }
.readings { display: flex; flex-wrap: wrap; gap: 4px 20px; font-variant-numeric: tabular-nums; }
.readings b { font: 700 1.9rem/1.1 var(--display); }
.stats { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }
.stat { background: var(--lime-soft); border-radius: 14px; padding: 14px 16px 12px; }
.stat b { display: block; font: 700 2.2rem/1 var(--display); font-variant-numeric: tabular-nums; }
.stat span { font-size: .88rem; color: var(--muted); }
.empty { color: var(--muted); padding: 16px; border: 1px dashed var(--line); border-radius: 14px; }
.code { font: 400 .92rem/1.5 ui-monospace, Menlo, Consolas, monospace; background: var(--bg); border: 1px solid var(--line); padding: 10px 12px; border-radius: 8px; overflow-wrap: anywhere; white-space: pre-wrap; user-select: all; margin: 0; }
ul.plain { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
ul.plain.lines li { padding-bottom: 8px; border-bottom: 1px solid var(--line); }
#toast { position: fixed; left: 0; right: 0; bottom: 0; padding: 13px max(16px, env(safe-area-inset-right, 0px)) calc(13px + env(safe-area-inset-bottom, 0px)) max(16px, env(safe-area-inset-left, 0px)); background: var(--char); color: var(--char-ink); text-align: center; z-index: 20; border-top: 4px solid var(--lime); }
#notice, .callout { background: var(--warn-bg); color: var(--warn); padding: 12px 16px; border-radius: 14px; }
details summary { cursor: pointer; color: var(--green); font-weight: 700; }
details[open] summary { margin-bottom: 12px; }
a.link { color: var(--green); font-weight: 700; overflow-wrap: anywhere; }

/* ---------- app shell additions ---------- */
html, body { margin: 0; }
img { max-width: 100%; }
[hidden] { display: none !important; }
header.top { padding-top: env(safe-area-inset-top, 0px); }
#userbox { display: flex; gap: 12px; align-items: center; flex: 0 1 auto; min-width: 0; font-size: .9rem; }
#whoami { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 40vw; }
.btn.onchar { background: transparent; color: var(--char-ink); border-color: var(--char-ink); }
#demo-banner { background: var(--lime-soft); color: var(--ink); font-size: .88rem; }
#demo-banner .wrap { padding-block: 8px; }
section.auth { max-width: 460px; width: 100%; margin: 0 auto; }
section.auth .panel { gap: 16px; padding: 24px; }
section.auth h2 { font-size: 1.6rem; }


/* ---------- alerts, offline chip ---------- */
#alertbar { background: var(--bad-bg); color: var(--bad); font-weight: 700; font-size: .92rem; }
#alertbar.soft { background: var(--warn-bg); color: var(--warn); }
#alertbar .wrap { padding-block: 8px; display: flex; flex-wrap: wrap; gap: 4px 20px; }
#netchip { font-size: .78rem; }

/* ---------- water trend charts ---------- */
.charts { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.chart { display: grid; gap: 4px; min-width: 0; }
.chart-head { display: flex; justify-content: space-between; gap: 8px; align-items: baseline; }
.ch-plot { position: relative; }
.ch-plot svg { display: block; width: 100%; height: auto; touch-action: pan-y; }
.ch-band { fill: var(--lime-soft); }
.ch-grid { stroke: var(--line); stroke-width: 1; stroke-dasharray: 3 3; }
.ch-line { fill: none; stroke: var(--slate); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.ch-dot { fill: var(--slate); stroke: var(--panel); stroke-width: 2; }
.ch-bad { fill: var(--bad); stroke: var(--panel); stroke-width: 2; }
.ch-cross { stroke: var(--muted); stroke-width: 1; }
.ch-tick { fill: var(--muted); font: 11px var(--body); }
.ch-last { fill: var(--ink); font: 700 12px var(--body); }
.ch-tip { position: absolute; top: 0; transform: translateX(-50%); background: var(--char); color: var(--char-ink); border-radius: 8px; padding: 6px 10px; font-size: .8rem; display: grid; white-space: nowrap; pointer-events: none; z-index: 2; }

/* ---------- photos and register ---------- */
.thumbs { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
.thumbs figure { margin: 0; display: grid; gap: 6px; font-size: .86rem; }
.thumb { padding: 0; border: 1px solid var(--line); border-radius: 10px; overflow: hidden; aspect-ratio: 4 / 3; background: var(--bg); cursor: pointer; max-width: 100%; }
.thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.photo-full img { max-width: 100%; height: auto; display: block; margin: 0 auto; }
ul.register { grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); }

/* ---------- printable sheets: paper is always white with dark ink ---------- */
#sheet { position: fixed; inset: 0; z-index: 30; overflow: auto; background: #e9e9e9; padding-top: env(safe-area-inset-top, 0px); }
.sheet-bar { position: sticky; top: 0; z-index: 1; display: flex; flex-wrap: wrap; gap: 8px; justify-content: space-between; align-items: center; padding: 10px max(16px, env(safe-area-inset-right, 0px)) 10px max(16px, env(safe-area-inset-left, 0px)); background: var(--char); color: var(--char-ink); }
.sheet-bar .btn.ghost { color: var(--char-ink); border-color: var(--char-ink); }
#sheet-body { --ink: #1b1b1b; --muted: #5e5e5e; --line: #cfcfcf; --lime: #86db64; --green: #3f6d2f; color-scheme: light;
  background: #ffffff; color: var(--ink); max-width: 820px; margin: 18px auto; padding: 36px; display: grid; gap: 14px; box-shadow: 0 2px 14px rgba(0, 0, 0, .18); }
#sheet.landscape #sheet-body { max-width: 1060px; background: transparent; box-shadow: none; padding: 0 12px; gap: 18px; }
#sheet-body h1 { font: 400 1.8rem/1.15 var(--display); letter-spacing: .08em; margin: 8px 0 0; text-transform: none; }
#sheet-body h2 { font: 600 1.05rem var(--display); letter-spacing: .1em; color: var(--green); margin: 10px 0 0; }
#sheet-body p { max-width: none; }
.sheet-lead { font-size: 1.25rem; font-weight: 700; } .sheet-note, .sheet-foot { color: var(--muted); font-size: .88rem; }
.letterhead { display: flex; gap: 16px; align-items: center; padding-bottom: 14px; border-bottom: 6px solid var(--lime); }
.lh-name { font: 700 1.3rem var(--display); letter-spacing: .12em; text-transform: uppercase; }
.lh-sub { font: 400 .75rem var(--display); letter-spacing: .22em; text-transform: uppercase; } .lh-contact { font-size: .82rem; color: var(--muted); }
.sheet-table { border-collapse: collapse; width: 100%; font-size: .92rem; }
.sheet-table th, .sheet-table td { border: 1px solid var(--line); padding: 7px 9px; text-align: left; vertical-align: top; white-space: normal; }
.sheet-table th { background: #f2f2f2; font: 700 .8rem var(--body); letter-spacing: 0; text-transform: none; color: var(--ink); }
.cert { background: #ffffff; border: 10px solid #3b3b3b; outline: 3px solid var(--lime); outline-offset: -18px; padding: 40px 48px; display: grid; justify-items: center; gap: 10px; text-align: center; aspect-ratio: 297 / 210; align-content: center; box-shadow: 0 2px 14px rgba(0, 0, 0, .18); break-after: page; break-inside: avoid; }
.cert-kicker { font: 400 .8rem var(--display); letter-spacing: .24em; text-transform: uppercase; color: var(--muted); }
.cert-title { font: 700 2.2rem/1.1 var(--display); letter-spacing: .1em; text-transform: uppercase; }
.cert .slash { margin: 2px 0 6px; width: 180px; }
.cert-small { color: var(--muted); } .cert-name { font: 700 2.6rem/1.1 var(--display); letter-spacing: .04em; }
.cert-line { font-size: 1.15rem; }
.cert-list { margin: 4px 0 0; padding: 0; list-style: none; display: grid; gap: 2px; font-size: .98rem; }
.cert-list li::before { content: "\2713  "; color: var(--green); font-weight: 700; }
.cert-foot { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 28px; width: 100%; margin-top: 22px; font-size: .9rem; color: var(--muted); }
.cert-rule { border-top: 1px solid #1b1b1b; margin-bottom: 6px; height: 22px; }
@media (max-width: 700px) { #sheet-body { padding: 20px; margin: 0; } .cert { padding: 22px; aspect-ratio: auto; } .cert-title { font-size: 1.4rem; } .cert-name { font-size: 1.7rem; } }
@page { margin: 14mm; }
@page landscape { size: A4 landscape; margin: 8mm; }
@media print {
  body.sheet-open > *:not(#sheet) { display: none !important; }
  #sheet { position: static; overflow: visible; background: #fff; padding: 0; }
  .sheet-bar { display: none; }
  #sheet-body, #sheet.landscape #sheet-body { margin: 0; padding: 0; max-width: none; box-shadow: none; }
  #sheet.landscape #sheet-body { page: landscape; display: block; }
  .cert { box-shadow: none; height: 190mm; aspect-ratio: auto; -webkit-print-color-adjust: exact; print-color-adjust: exact; }
  .letterhead, .sheet-table th { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
}