/* GTWML — Water Meter Logger by GAPO Tech */
@font-face { font-family: "GAPO Speaks"; src: url(../fonts/gapo-speaks-600.woff2) format("woff2"); font-weight: 600; font-display: swap; }
@font-face { font-family: "GAPO Speaks"; src: url(../fonts/gapo-speaks-700.woff2) format("woff2"); font-weight: 700; font-display: swap; }
@font-face { font-family: "Figtree"; src: url(../fonts/figtree-400.woff2) format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Figtree"; src: url(../fonts/figtree-600.woff2) format("woff2"); font-weight: 600; font-display: swap; }

:root {
  --green: #1f9d55; --green-d: #157a41; --orange: #f2851f; --black: #111312;
  --bg: #f4f6f4; --card: #ffffff; --ink: #151816; --muted: #66706a; --line: #e0e5e1;
  --soft: #eaf5ee; --bad: #c8381f; --warn: #b76a0b;
  --head: "GAPO Speaks", "Chakra Petch", ui-monospace, "Segoe UI", sans-serif;
  --body: "Figtree", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --r: 14px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) {
  --bg: #0d0f0e; --card: #171a18; --ink: #e9ede9; --muted: #98a29b; --line: #29302c; --soft: #15291d; color-scheme: dark; } }
:root[data-theme="dark"] { --bg: #0d0f0e; --card: #171a18; --ink: #e9ede9; --muted: #98a29b; --line: #29302c; --soft: #15291d; color-scheme: dark; }

* { box-sizing: border-box; }
html, body { margin: 0; }
body { background: var(--bg); color: var(--ink); font: 16px/1.45 var(--body); -webkit-tap-highlight-color: transparent; }
h1, h2, h3, .brand-h, .num { font-family: var(--head); letter-spacing: .01em; }
h1 { font-size: 1.5rem; margin: .6rem 0; } h2 { font-size: 1.15rem; margin: .2rem 0 .6rem; } h3 { font-size: 1rem; margin: .8rem 0 .4rem; }
a { color: var(--green); }
small, .muted { color: var(--muted); }
code { background: var(--soft); padding: 0 .3em; border-radius: 4px; }
.num { font-variant-numeric: tabular-nums; }
[hidden] { display: none !important; }

/* buttons and forms */
.btn { font: 600 15px var(--body); background: var(--green); color: #fff; border: 0; border-radius: 10px; padding: .7rem 1.1rem; cursor: pointer; }
.btn:active { background: var(--green-d); }
.btn.sm { padding: .4rem .7rem; font-size: 14px; }
.btn.ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); }
.btn.alt { background: var(--orange); }
.form { display: grid; gap: .7rem; }
.form label { display: grid; gap: .25rem; font-size: 14px; color: var(--muted); }
.form label.check { display: flex; gap: .5rem; align-items: center; }
input, select, textarea { font: 16px var(--body); color: var(--ink); background: var(--bg); border: 1px solid var(--line); border-radius: 10px; padding: .65rem .75rem; width: 100%; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--green); outline-offset: 0; }
.row2, .row3 { display: grid; gap: .7rem; grid-template-columns: 1fr 1fr; }
.row3 { grid-template-columns: 1fr 1fr 1fr; }
@media (max-width: 560px) { .row2, .row3 { grid-template-columns: 1fr; } }
.ok, .bad { padding: .7rem 1rem; border-radius: 10px; }
.ok { background: var(--soft); color: var(--green-d); } .bad { background: #fbe9e5; color: var(--bad); }
@media (prefers-color-scheme: dark) { .ok { color: #7fd8a1; } .bad { background: #33180f; color: #ff9b84; } }

.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--r); }
.pad { padding: 1rem; margin: 0 0 1rem; }

/* plain pages (setup, admin) */
.plain main { padding: 1rem 16px 3rem; margin: 0 auto; }
.narrow { max-width: 460px; } .wide { max-width: 1040px; }
.brand-h { color: var(--ink); text-decoration: none; font-weight: 700; }
.brand-h small { color: var(--orange); font-size: .7em; }
.adminbar { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: .5rem; padding: .8rem 16px; background: var(--black); }
.adminbar .brand-h { color: #fff; }
.adminbar nav { display: flex; gap: 1rem; flex-wrap: wrap; } .adminbar nav a { color: #cfe9d8; text-decoration: none; }
.tbl { width: 100%; border-collapse: collapse; font-size: 14px; }
.tbl th, .tbl td { text-align: left; padding: .45rem .4rem; border-bottom: 1px solid var(--line); vertical-align: top; }
.tbl th { color: var(--muted); font-weight: 600; }
.tbl tr.off { opacity: .5; } .tbl tr.sum td { font-weight: 700; }
.card .tbl { margin-bottom: .5rem; }
@media (max-width: 700px) { .tbl.big { display: block; overflow-x: auto; } }
.tag { display: inline-block; font-size: 12px; padding: .05rem .45rem; border-radius: 99px; background: var(--soft); color: var(--green-d); }
.tag.spike, .tag.loss { background: #fdebd8; color: var(--warn); } .tag.stale { background: var(--line); color: var(--muted); }
.tree { border-top: 1px solid var(--line); padding: .6rem 0; }
.tmain { font-size: 15px; } .tsub { padding: .35rem 0 .1rem 1.2rem; font-size: 14px; }
details summary { cursor: pointer; color: var(--green); font-size: 14px; }
details .form { margin: .6rem 0; padding: .7rem; background: var(--bg); border-radius: 10px; }
.sub-form { border-top: 1px dashed var(--line); margin-top: 1rem; padding-top: .5rem; }
form.inline { display: inline-flex; gap: .3rem; margin: .3rem .3rem 0 0; } form.inline input { width: 9rem; padding: .35rem .5rem; }
body[data-kind="main"] .only-sub, body[data-kind="source"] .only-sub, body[data-kind="sub"] .only-main { display: none; }

/* ---------- the app ---------- */
.app { max-width: 640px; margin: 0 auto; min-height: 100vh; padding-bottom: 5rem; }
.top { position: sticky; top: 0; z-index: 5; display: flex; align-items: center; gap: .6rem; padding: .7rem 16px; background: var(--black); color: #fff; }
.top .logo { width: 30px; height: 30px; border-radius: 8px; }
.top .title { font: 700 1rem var(--head); flex: 1; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.top .title small { display: block; font: 400 12px var(--body); color: #b9c9be; }
.top select { width: auto; max-width: 40vw; background: #222; color: #fff; border-color: #333; padding: .35rem .5rem; font-size: 14px; }
.iconbtn { background: none; border: 0; color: inherit; font-size: 22px; padding: .2rem .4rem; cursor: pointer; line-height: 1; }
.view { padding: 12px 16px; }
.pending { margin: 0 16px; padding: .5rem .8rem; border-radius: 10px; background: #fdebd8; color: var(--warn); font-size: 14px; }

.maincard { background: var(--black); color: #fff; border-radius: var(--r); padding: 1rem; margin-bottom: .8rem; cursor: pointer; }
.maincard .lbl { font-size: 12px; color: #9fb3a6; text-transform: uppercase; letter-spacing: .06em; }
.maincard .hd { display: flex; justify-content: space-between; gap: .5rem; align-items: baseline; }
.maincard .name { font: 700 1.1rem var(--head); }
.maincard .big { font: 700 2.2rem/1.1 var(--head); color: #7ee3a5; }
.maincard .big span { font-size: .9rem; color: #9fb3a6; margin-left: .3rem; }
.figs { display: grid; grid-template-columns: repeat(3, 1fr); gap: .6rem; margin-top: .8rem; }
.figs div { min-width: 0; } .figs b { display: block; font: 600 1rem var(--head); }
.maincard .figs b { color: #fff; } .maincard .figs .warn { color: var(--orange); }

.chart { width: 100%; height: 120px; display: block; margin-top: .7rem; }
.legend { display: flex; flex-wrap: wrap; gap: .3rem .8rem; font-size: 12px; color: #9fb3a6; margin-top: .3rem; }
.legend i { display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: .3rem; vertical-align: -1px; }
.card .legend { color: var(--muted); }

.subs { display: grid; gap: .6rem; margin-bottom: 1.4rem; }
.subcard { display: grid; grid-template-columns: 6px 1fr auto; gap: .2rem .8rem; background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: .8rem .8rem .8rem 0; cursor: pointer; overflow: hidden; }
.subcard .bar { grid-row: 1 / 4; border-radius: 0 4px 4px 0; }
.subcard .name { font: 700 1rem var(--head); } .subcard .loc { font-size: 13px; color: var(--muted); }
.subcard .use { text-align: right; font: 700 1.15rem var(--head); } .subcard .use small { font: 400 12px var(--body); display: block; }
.subcard .meta { grid-column: 2 / 4; display: flex; flex-wrap: wrap; gap: .3rem .8rem; font-size: 13px; color: var(--muted); }
.up { color: var(--bad); } .down { color: var(--green); }
.add { background: var(--soft); color: var(--green-d); border: 0; border-radius: 99px; padding: .25rem .7rem; font: 600 13px var(--body); cursor: pointer; }

.detail .back { background: none; border: 0; color: var(--green); font: 600 15px var(--body); padding: .2rem 0; cursor: pointer; }
.detail h1 { margin: .2rem 0 0; } .detail .sub { color: var(--muted); font-size: 14px; }
.detail .card { padding: 1rem; margin: .8rem 0; }
.detail .figs b { color: var(--ink); }
.list { list-style: none; margin: 0; padding: 0; }
.list li { display: grid; grid-template-columns: 1fr auto; gap: .1rem .6rem; padding: .6rem 0; border-bottom: 1px solid var(--line); font-size: 14px; }
.list li:last-child { border: 0; }
.list .r { font: 600 15px var(--head); } .list .u { text-align: right; font: 600 15px var(--head); color: var(--green); }
.list .m { grid-column: 1 / 3; color: var(--muted); font-size: 12px; display: flex; gap: .6rem; flex-wrap: wrap; align-items: center; }
.list .del { background: none; border: 0; color: var(--bad); font-size: 12px; cursor: pointer; padding: 0; }
.losst td, .losst th { font-size: 13px; }

.sheet { position: fixed; inset: 0; z-index: 20; background: rgba(0,0,0,.45); display: flex; align-items: flex-end; justify-content: center; }
.sheet .panel { background: var(--card); width: 100%; max-width: 640px; border-radius: 18px 18px 0 0; padding: 1rem 16px calc(1rem + env(safe-area-inset-bottom)); }
.sheet .panel h2 { margin-top: 0; }
.sheet .acts { display: flex; gap: .6rem; justify-content: flex-end; }
.hint { font-size: 13px; color: var(--muted); margin: 0; }
.err { color: var(--bad); font-size: 14px; margin: 0; }

.empty { text-align: center; padding: 2rem 1rem; color: var(--muted); }
.signin { max-width: 420px; margin: 0 auto; padding: 2.5rem 16px; }
.signin .logo { width: 64px; height: 64px; border-radius: 16px; }
.foot { text-align: center; font-size: 12px; color: var(--muted); padding: 1rem 16px 2rem; }
.toast { position: fixed; left: 50%; bottom: 1.2rem; transform: translateX(-50%); background: var(--black); color: #fff; padding: .6rem 1rem; border-radius: 10px; font-size: 14px; z-index: 30; max-width: calc(100% - 32px); }

.tbl + .card, .tbl + form { margin-top: 1rem; }
.form h2 + p { margin-top: 0; }
.tag.src { background: #e6f0fb; color: #2b6fa0; }
.hint { font-size: 13px; color: var(--muted); margin: 0; }
.mix { display: flex; height: 8px; border-radius: 99px; overflow: hidden; background: #2a2f2c; margin-top: .9rem; }
.mix i { display: block; height: 100%; }
.subcard.src .name .tag { font-family: var(--body); font-weight: 600; vertical-align: 2px; }
.form label.check input { width: auto; }