/* Layout: barra in alto con scelta della vista; coach = elenco atleti + dettaglio; atleta = colonna stretta come un telefono */
:root {
  --bg: #ffffff; --surface: #f3f4f0; --surface2: #e8eae3; --ink: #141414; --text: #3d3f3a; --muted: #767970; --line: #e0e2db;
  --lime: #97d700; --lime-ink: #4f7300; --bar: #5f8a00; --bar-soft: #c9dca0; --box: #000000; --box-text: #eeeeea;
  --ok: #3d7a00; --ok-bg: #eaf4d9; --warn: #9a5b00; --warn-bg: #fff2dc; --bad: #b3261e; --bad-bg: #fde8e6; --info: #2f5f8a; --info-bg: #eaf2fa;
  --font: Inter, "Helvetica Neue", Arial, sans-serif; --mono: "JetBrains Mono", ui-monospace, Menlo, Consolas, monospace;
}
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) {
  --bg: #0e0f0d; --surface: #171915; --surface2: #21241e; --ink: #f4f5f1; --text: #c9ccc3; --muted: #8d9187; --line: #2a2d27;
  --lime: #97d700; --lime-ink: #a9e52a; --bar: #9bd12a; --bar-soft: #3b4a20; --box: #000000; --box-text: #eeeeea;
  --ok: #a9e52a; --ok-bg: #1e2a10; --warn: #f0b354; --warn-bg: #33270f; --bad: #ff8a80; --bad-bg: #3a1714; --info: #8fbbe6; --info-bg: #15222e; color-scheme: dark; } }
:root[data-theme="dark"] {
  --bg: #0e0f0d; --surface: #171915; --surface2: #21241e; --ink: #f4f5f1; --text: #c9ccc3; --muted: #8d9187; --line: #2a2d27;
  --lime: #97d700; --lime-ink: #a9e52a; --bar: #9bd12a; --bar-soft: #3b4a20; --box: #000000; --box-text: #eeeeea;
  --ok: #a9e52a; --ok-bg: #1e2a10; --warn: #f0b354; --warn-bg: #33270f; --bad: #ff8a80; --bad-bg: #3a1714; --info: #8fbbe6; --info-bg: #15222e; color-scheme: dark; }

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 15px/1.5 var(--font); -webkit-font-smoothing: antialiased; }
h1, h2, h3, h4 { color: var(--ink); margin: 0; letter-spacing: -0.015em; text-wrap: balance; }
h2 { font-size: 1.45rem; font-weight: 900; } h3 { font-size: 1.05rem; font-weight: 800; } h4 { font-size: .92rem; font-weight: 800; }
p { margin: 0; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
:focus-visible { outline: 2px solid var(--lime); outline-offset: 2px; }
.num { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.muted { color: var(--muted); }
.small { font-size: .82rem; }

/* barra superiore */
.top { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 20; background: var(--bg); border-bottom: 1px solid var(--line); }
.top-in { max-width: 1240px; margin: 0 auto; padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); padding-block: 10px; display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }
.logo { display: inline-flex; gap: 8px; align-items: center; }
.logo b { background: var(--box); color: var(--lime); font-weight: 900; padding: 4px 10px; border-radius: 7px; }
.logo span { font-weight: 900; color: var(--ink); letter-spacing: .25em; font-size: .66rem; }
.seg { display: inline-flex; background: var(--surface); border-radius: 10px; padding: 3px; gap: 3px; }
.seg button { border: 0; background: transparent; padding: 7px 14px; border-radius: 8px; font-weight: 800; color: var(--muted); }
.seg button[aria-pressed="true"] { background: var(--box); color: var(--lime); }
.top .spacer { flex: 1; }
.proto { font-size: .75rem; color: var(--muted); }
.linkbtn { border: 0; background: none; color: var(--lime-ink); font-weight: 700; padding: 4px; text-decoration: underline; text-underline-offset: 3px; }

.page { max-width: 1240px; margin: 0 auto; padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); padding-block: 20px 60px; }

/* chip e bottoni */
.chip { display: inline-flex; align-items: center; gap: 6px; font-size: .74rem; font-weight: 800; padding: 3px 9px; border-radius: 999px; white-space: nowrap; background: var(--surface2); color: var(--ink); }
.chip i { width: 8px; height: 8px; border-radius: 50%; background: currentColor; display: inline-block; }
.chip.verde { background: var(--ok-bg); color: var(--ok); } .chip.giallo { background: var(--warn-bg); color: var(--warn); } .chip.rosso { background: var(--bad-bg); color: var(--bad); } .chip.grigio { color: var(--muted); }
.chip.bozza { background: var(--info-bg); color: var(--info); }
.btn { border: 0; border-radius: 10px; padding: 9px 15px; font-weight: 800; background: var(--box); color: var(--lime); }
.btn.ghost { background: transparent; color: var(--ink); border: 1.5px solid var(--line); }
.btn.small { padding: 6px 10px; font-size: .82rem; border-radius: 8px; }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.icon { border: 1px solid var(--line); background: var(--bg); border-radius: 8px; padding: 4px 9px; font-weight: 800; color: var(--ink); }

/* coach */
.coach { display: grid; grid-template-columns: 320px minmax(0, 1fr); gap: 20px; align-items: start; }
.list { display: grid; gap: 8px; position: sticky; top: 76px; }
.list h3 { margin-bottom: 4px; }
.ath { border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; text-align: left; background: var(--bg); display: grid; gap: 6px; width: 100%; }
.ath[aria-current="true"] { border-color: var(--ink); box-shadow: inset 0 0 0 1px var(--ink); }
.ath .row1 { display: flex; justify-content: space-between; gap: 8px; align-items: center; }
.ath b { color: var(--ink); font-size: .98rem; }
.ath .why { font-size: .78rem; color: var(--muted); }
.detail { display: grid; gap: 16px; min-width: 0; }
.dhead { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; align-items: flex-start; }
.dhead .meta { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-top: 6px; }
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); overflow-x: auto; }
.tabs button { border: 0; background: none; padding: 10px 12px; font-weight: 800; color: var(--muted); border-bottom: 3px solid transparent; white-space: nowrap; }
.tabs button[aria-selected="true"] { color: var(--ink); border-color: var(--lime); }
.card { background: var(--surface); border-radius: 14px; padding: 16px; display: grid; gap: 12px; min-width: 0; }
.kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
.kpi { background: var(--bg); border-radius: 12px; padding: 12px; display: grid; gap: 2px; }
.kpi span { font-size: .7rem; font-weight: 800; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; }
.kpi b { font-size: 1.3rem; font-weight: 900; color: var(--ink); font-variant-numeric: tabular-nums; }
.kpi small { font-size: .76rem; color: var(--muted); }
.weeknav { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.tbl { overflow-x: auto; border: 1px solid var(--line); border-radius: 12px; background: var(--bg); }
table { border-collapse: collapse; width: 100%; font-size: .88rem; }
th, td { padding: 10px 12px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
thead th { background: var(--surface); font-size: .7rem; text-transform: uppercase; letter-spacing: .07em; color: var(--muted); font-weight: 800; }
tbody tr:last-child td { border-bottom: 0; }
td .t { color: var(--ink); font-weight: 700; }
.flags { display: grid; gap: 8px; }
.flag { border-radius: 10px; padding: 10px 12px; font-size: .88rem; display: flex; gap: 10px; align-items: baseline; }
.flag strong { font-size: .7rem; text-transform: uppercase; letter-spacing: .06em; white-space: nowrap; }
.flag span { color: var(--ink); }
.flag.attenzione { background: var(--warn-bg); color: var(--warn); } .flag.controllo { background: var(--info-bg); color: var(--info); } .flag.ok { background: var(--ok-bg); color: var(--ok); }

details.wk { background: var(--bg); border: 1px solid var(--line); border-radius: 12px; }
details.wk > summary { list-style: none; cursor: pointer; padding: 11px 14px; display: grid; grid-template-columns: 90px 1fr auto; gap: 12px; align-items: center; }
details.wk > summary::-webkit-details-marker { display: none; }
details.wk[open] > summary { border-bottom: 1px solid var(--line); }
.wk-n b { color: var(--ink); } .wk-n small { display: block; color: var(--muted); font-size: .72rem; }
.wk-s { min-width: 0; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; font-size: .84rem; }
.sess { display: grid; grid-template-columns: 100px minmax(0, 1fr) auto; gap: 10px; padding: 10px 14px; border-bottom: 1px solid var(--line); align-items: start; }
.sess:last-child { border-bottom: 0; }
.sess .t { color: var(--ink); font-weight: 700; }
.sess ol { margin: 4px 0 0; padding-left: 18px; font-size: .8rem; }
.edit { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.edit select, .edit input { font-size: .8rem; padding: 5px 7px; border-radius: 7px; border: 1px solid var(--line); background: var(--bg); color: var(--ink); max-width: 100%; }
.edit input { min-width: 160px; flex: 1; }
.addrow { display: flex; gap: 6px; flex-wrap: wrap; padding: 10px 14px; background: var(--surface); border-radius: 0 0 12px 12px; }
.addrow select { font-size: .8rem; padding: 5px 7px; border-radius: 7px; border: 1px solid var(--line); background: var(--bg); color: var(--ink); }
.int { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 6px; vertical-align: 1px; }
.int.facile { background: var(--bar-soft); } .int.media { background: var(--bar); } .int.alta { background: var(--ink); } .int.gara { background: var(--lime); box-shadow: 0 0 0 2px var(--ink); }
.past { opacity: .6; }
.form { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
.form label { display: grid; gap: 4px; font-size: .78rem; font-weight: 700; color: var(--ink); min-width: 0; }
.form input, .form select { padding: 8px 9px; border-radius: 8px; border: 1px solid var(--line); background: var(--bg); color: var(--ink); width: 100%; min-width: 0; }

/* chat */
.chat { display: grid; gap: 8px; }
.msg { max-width: 80%; padding: 9px 12px; border-radius: 12px; font-size: .9rem; }
.msg.coach { background: var(--box); color: var(--box-text); justify-self: start; }
.msg.atleta { background: var(--surface2); color: var(--ink); justify-self: end; }
.msg small { display: block; font-size: .7rem; opacity: .7; margin-top: 2px; }
.send { display: flex; gap: 8px; }
.send input { flex: 1; min-width: 0; padding: 9px 11px; border-radius: 10px; border: 1px solid var(--line); background: var(--bg); color: var(--ink); }

/* grafico */
svg.chart { display: block; width: 100%; height: auto; min-width: 520px; }
svg.chart text { fill: var(--muted); font-size: 11px; font-family: var(--font); }
svg.chart .grid { stroke: var(--line); }
svg.chart .pl { fill: var(--bar-soft); } svg.chart .dn { fill: var(--bar); } svg.chart .now { stroke: var(--ink); stroke-dasharray: 3 3; }
.chartbox { overflow-x: auto; }
.legend { display: flex; gap: 14px; flex-wrap: wrap; font-size: .8rem; }
.legend i { display: inline-block; width: 11px; height: 11px; border-radius: 3px; margin-right: 5px; vertical-align: -1px; }

/* atleta */
.athwrap { display: grid; justify-content: center; gap: 12px; }
.athpick { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; justify-content: center; }
.athpick select { padding: 7px 9px; border-radius: 8px; border: 1px solid var(--line); background: var(--bg); color: var(--ink); font-weight: 700; }
.phone { width: min(400px, 100%); background: var(--box); border-radius: 34px; padding: 10px; }
.screen { background: var(--bg); border-radius: 26px; min-height: 640px; display: grid; grid-template-rows: auto 1fr auto; overflow: hidden; }
.shead { padding: 16px 18px 10px; display: flex; justify-content: space-between; align-items: center; }
.shead b { background: var(--box); color: var(--lime); font-weight: 900; padding: 3px 8px; border-radius: 6px; font-size: .85rem; }
.sbody { padding: 4px 16px 16px; display: grid; gap: 12px; align-content: start; overflow-y: auto; max-height: 560px; }
.snav { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); }
.snav button { border: 0; background: none; padding: 10px 4px 12px; font-size: .74rem; font-weight: 800; color: var(--muted); display: grid; gap: 2px; justify-items: center; }
.snav button[aria-current="page"] { color: var(--ink); }
.snav button[aria-current="page"]::before { content: ""; width: 22px; height: 3px; border-radius: 2px; background: var(--lime); }
.daynav { display: flex; justify-content: space-between; align-items: center; }
.today { background: var(--box); color: var(--box-text); border-radius: 18px; padding: 16px; display: grid; gap: 10px; }
.today h3 { color: #fff; font-size: 1.25rem; }
.today .sub { color: var(--lime); font-weight: 700; font-size: .85rem; }
.today ol { margin: 0; padding-left: 18px; font-size: .84rem; display: grid; gap: 3px; }
.today .note { background: #1d1d1d; border-radius: 10px; padding: 9px 11px; font-size: .84rem; }
.today .note b { color: var(--lime); }
.today .btn { background: var(--lime); color: var(--box); }
.today .btn.ghost { background: transparent; color: #fff; border-color: #444; }
.done { background: var(--ok-bg); color: var(--ok); border-radius: 12px; padding: 10px 12px; font-weight: 700; font-size: .88rem; }
.rest { background: var(--surface); border-radius: 16px; padding: 16px; display: grid; gap: 6px; }
.fb { display: grid; gap: 10px; background: var(--surface); border-radius: 16px; padding: 14px; }
.fb label { font-size: .8rem; font-weight: 800; color: var(--ink); display: grid; gap: 6px; }
.fb input[type=range] { width: 100%; accent-color: var(--lime-ink); }
.fb input[type=number], .fb textarea { padding: 8px 9px; border-radius: 8px; border: 1px solid var(--line); background: var(--bg); color: var(--ink); width: 100%; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chips button { border: 1px solid var(--line); background: var(--bg); border-radius: 999px; padding: 5px 10px; font-size: .8rem; font-weight: 700; color: var(--ink); }
.chips button[aria-pressed="true"] { background: var(--box); color: var(--lime); border-color: var(--box); }
.dayrow { display: grid; grid-template-columns: 48px 1fr auto; gap: 10px; align-items: center; padding: 10px 12px; border-radius: 12px; background: var(--surface); }
.dayrow .d { font-weight: 800; color: var(--muted); font-size: .76rem; text-transform: uppercase; }
.dayrow .d small { display: block; text-transform: none; font-weight: 600; }
.dayrow .t { color: var(--ink); font-weight: 700; font-size: .9rem; }
.dayrow.oggi { box-shadow: inset 0 0 0 2px var(--lime-ink); }
.phases { display: grid; grid-auto-flow: column; gap: 3px; }
.phases i { height: 10px; border-radius: 3px; background: var(--surface2); display: block; }
.phases i.fatto { background: var(--bar); } .phases i.ora { background: var(--lime); }
.toast { position: fixed; left: 50%; bottom: calc(18px + env(safe-area-inset-bottom, 0px)); transform: translateX(-50%); background: var(--box); color: var(--box-text); padding: 10px 16px; border-radius: 10px; font-size: .88rem; z-index: 50; max-width: calc(100% - 32px); }
.chip.club { background: var(--box); color: var(--lime); }
.forza { background: var(--surface); border-radius: 16px; padding: 14px; display: grid; gap: 8px; border-left: 4px solid var(--ink); }
.forza ul { margin: 0; padding-left: 18px; font-size: .84rem; display: grid; gap: 2px; }
.adapt { border: 2px solid var(--warn); background: var(--warn-bg); border-radius: 14px; padding: 14px 16px; display: grid; gap: 10px; }
.adapt h4 { color: var(--warn); }
.adapt li { margin-bottom: 4px; }
.adapt ul { margin: 0; padding-left: 18px; font-size: .88rem; }
.empty { text-align: center; color: var(--muted); padding: 30px 12px; border: 2px dashed var(--line); border-radius: 14px; }

@media (max-width: 920px) {
  .coach { grid-template-columns: 1fr; }
  .list { position: static; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
  .list h3 { grid-column: 1 / -1; }
  .kpis, .form { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 520px) {
  .sess { grid-template-columns: 1fr; }
  details.wk > summary { grid-template-columns: 70px 1fr; }
  details.wk > summary .wk-s { display: none; }
  .phone { padding: 0; background: none; } .screen { border-radius: 18px; border: 1px solid var(--line); }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }

/* ---- app: login, inviti, consenso ---- */
.auth { max-width: 420px; margin: 40px auto; display: grid; gap: 14px; }
.auth label, .card label.f { display: grid; gap: 4px; font-size: .8rem; font-weight: 700; color: var(--ink); }
.auth input, .card input.f, .card select.f { padding: 10px 11px; border-radius: 9px; border: 1px solid var(--line); background: var(--bg); color: var(--ink); width: 100%; }
.err { background: var(--bad-bg); color: var(--bad); border-radius: 10px; padding: 10px 12px; font-size: .88rem; }
.okmsg { background: var(--ok-bg); color: var(--ok); border-radius: 10px; padding: 10px 12px; font-size: .88rem; }
.loading { text-align: center; color: var(--muted); padding: 60px 16px; }
.consenso { background: var(--info-bg); color: var(--ink); border-radius: 14px; padding: 14px; display: grid; gap: 10px; font-size: .88rem; }
.consenso label { display: flex; gap: 8px; align-items: flex-start; }
.invite { display: grid; grid-template-columns: 1fr auto; gap: 6px 10px; align-items: center; border: 1px dashed var(--line); border-radius: 12px; padding: 10px 12px; font-size: .86rem; }
.checks { display: flex; gap: 14px; flex-wrap: wrap; font-size: .86rem; }
.checks label { display: flex; gap: 6px; align-items: center; font-weight: 600; }
[hidden] { display: none !important; }
.sbody { overflow-x: hidden; }
.sbody > *, .chat, .msg { min-width: 0; overflow-wrap: anywhere; }
/* collegamenti alle pagine del sito nella barra dell'app */
.top nav.sito { display: flex; gap: 12px; font-size: .84rem; font-weight: 700; }
.top nav.sito a { color: var(--ink); text-decoration: none; }
.top nav.sito a:hover { color: var(--lime-ink); text-decoration: underline; text-underline-offset: 3px; }
@media (max-width: 560px) { .top nav.sito { order: 10; width: 100%; } .top .proto { display: none; } }