/* Keystone home — tool look v1 (brand-standards v0.7): Graphite bars, chrome Relation Two wordmark,
   Raleway text, display system (mode, color theme, background, line color). Mockup by Mark, 10/16/26. */
:root{
  --bar:#1f2225; --bar-ink:#eef1f3; --bar-dim:#a9b2b8;
  --bg:#f6f8f8; --surface:#ffffff; --surface-2:#eef2f3; --border:#dce2e4; --rule:#e8ecee;
  --ink:#1f2225; --ink-2:#4f5a61; --ink-3:#66727a;
  --accent:#00838f; --accent-hover:#006a74; --accent-soft:rgba(0,131,143,.12); --accent-ink:#fff;
  --gold:#8a6414; --gold-soft:rgba(184,134,31,.14); --steel:#4d5a61; --steel-soft:rgba(77,90,97,.12);
  --sq:#1f2225; --sq-ink:#5fe0ef; --amber:#e0a24a;
  --radius:16px; --radius-lg:16px; --tap:44px; --shadow-2:0 10px 30px rgba(0,0,0,.18);
  color-scheme:light;
}
[data-theme='dark']{
  --bar:#151719; --bg:#0b0c0d; --surface:#1b1e21; --surface-2:#232629; --border:#282c30; --rule:#282c30;
  --ink:#e8ecef; --ink-2:#a9b2b8; --ink-3:#8d979e;
  --gold:#e9b43c; --gold-soft:rgba(217,161,47,.16); --steel:#cfd6da; --steel-soft:rgba(207,214,218,.12);
  --sq:#0b0c0d; --shadow-2:0 10px 30px rgba(0,0,0,.5);
  color-scheme:dark;
}
[data-theme='light'][data-palette='key']     { --accent:#00838f; --accent-hover:#006a74; --accent-soft:rgba(0,131,143,.12); --accent-ink:#ffffff; }
[data-theme='light'][data-palette='chrome']  { --accent:#4d5a61; --accent-hover:#323c41; --accent-soft:rgba(77,90,97,.12); --accent-ink:#ffffff; }
[data-theme='light'][data-palette='dusk']    { --accent:#b06f22; --accent-hover:#8a5418; --accent-soft:rgba(176,111,34,.12); --accent-ink:#ffffff; --bg:#faf6f1; }
[data-theme='light'][data-palette='juniper'] { --accent:#2b8462; --accent-hover:#1f664b; --accent-soft:rgba(43,132,98,.12); --accent-ink:#ffffff; --bg:#f4f8f6; }
[data-theme='dark'][data-palette='key']      { --accent:#1fb3c2; --accent-hover:#6fd3dc; --accent-soft:rgba(31,179,194,.15); --accent-ink:#04191b; }
[data-theme='dark'][data-palette='chrome']   { --accent:#cfd6da; --accent-hover:#e8eef0; --accent-soft:rgba(207,214,218,.12); --accent-ink:#0b0d0e; }
[data-theme='dark'][data-palette='dusk']     { --accent:#e0a24a; --accent-hover:#f2c47e; --accent-soft:rgba(224,162,74,.14); --accent-ink:#1a1006; --bg:#0c0a09; }
[data-theme='dark'][data-palette='juniper']  { --accent:#4fb38f; --accent-hover:#86d2b5; --accent-soft:rgba(79,179,143,.15); --accent-ink:#04140d; --bg:#080b0a; }

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;min-height:100dvh;background-color:var(--bg);background-attachment:fixed;color:var(--ink);
  font:15px/1.4 Raleway,'Segoe UI',system-ui,sans-serif;display:flex;flex-direction:column}
a{color:var(--accent)}
button{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px}

.bar{background:var(--bar);color:var(--bar-ink);flex-shrink:0}
.top{position:sticky;top:0;z-index:20;height:calc(64px + env(safe-area-inset-top));padding:env(safe-area-inset-top) 14px 0;
  display:flex;align-items:center;justify-content:space-between}
.wordmark{margin:0;height:36px;aspect-ratio:879/289;background:url(/img/keystone-wordmark-chrome.png) left center/contain no-repeat}
.bar-btns{display:flex;gap:6px}
.icon-btn{width:var(--tap);height:var(--tap);border-radius:8px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);
  color:var(--bar-ink);display:flex;align-items:center;justify-content:center;cursor:pointer}
.icon-btn:hover{background:rgba(255,255,255,.12)}

main{flex:1;width:100%;max-width:720px;margin:0 auto;padding:18px 16px 24px;display:flex;flex-direction:column;gap:18px}
.hello{display:flex;flex-direction:column;align-items:center;gap:12px;text-align:center}
.lockup{width:210px;height:auto;display:block}
.lockup-dark{display:none}
[data-theme='dark'] .lockup-light{display:none}
[data-theme='dark'] .lockup-dark{display:block}
.date{font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-hover)}
[data-theme='dark'] .date{color:var(--accent)}
.greet{margin:4px 0 0;font-size:26px;font-weight:800;letter-spacing:-.01em}

.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius)}
.card h3{margin:0;font-size:15px;font-weight:800}
.needs{padding:14px 16px;display:flex;flex-direction:column;gap:10px}
.need{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink);min-height:var(--tap)}
.badge{width:36px;height:36px;border-radius:10px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.badge.teal{background:var(--accent-soft);color:var(--accent)}
.badge.gold{background:var(--gold-soft);color:var(--gold)}
.badge.steel{background:var(--steel-soft);color:var(--steel)}
.need-t{flex:1;font-size:14.5px;font-weight:600}
.need-n{font-size:13px;font-weight:700}
.teal-t{color:var(--accent-hover)} [data-theme='dark'] .teal-t{color:var(--accent)}
.gold-t{color:var(--gold)} .steel-t{color:var(--steel)}
.fine{margin:0;font-size:12.5px;color:var(--ink-3)}

.sec{margin:0 0 10px;font-size:12px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--steel)}
.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
@media (min-width:600px){.grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
.tool{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:12px;display:flex;flex-direction:column;gap:8px;
  text-decoration:none;color:var(--ink);min-height:132px}
.tool img{width:52px;height:52px;display:block;border-radius:12px}
.tool b{font-size:14.5px;font-weight:800}
.tool span{font-size:12.5px;color:var(--ink-2)}
.tool:hover,.row:hover{border-color:var(--accent)}
.tool:active{transform:scale(.98)}

.list{display:flex;flex-direction:column;overflow:hidden}
.row{display:flex;align-items:center;gap:12px;padding:12px 14px;text-decoration:none;color:var(--ink);background:none;border:0;
  border-bottom:1px solid var(--rule);text-align:left;width:100%;cursor:pointer;min-height:64px}
.row:last-child{border-bottom:0}
.sq{width:40px;height:40px;border-radius:10px;background:var(--sq);color:var(--sq-ink);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.sq.amber{color:var(--amber)}
.row-t{flex:1}
.row-t b{display:block;font-size:14.5px;font-weight:800}
.row-t span{display:block;font-size:12.5px;color:var(--ink-2)}

.app{padding:14px 16px;display:flex;flex-direction:column;gap:10px}
.fld{display:flex;flex-direction:column;gap:6px;font-size:13px;font-weight:600;color:var(--ink-2)}
.fld input{font:inherit;font-size:16px;min-height:var(--tap);padding:8px 12px;border-radius:10px;border:1px solid var(--border);background:var(--surface-2);color:var(--ink)}
.app-row{display:flex;flex-wrap:wrap;gap:8px}
.btn{min-height:var(--tap);padding:8px 16px;border-radius:999px;border:1px solid var(--border);background:var(--surface-2);color:var(--ink);font-weight:700;cursor:pointer}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}

.bottom{position:sticky;bottom:0;z-index:20;height:calc(64px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr))}
.bottom a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;color:var(--bar-dim);text-decoration:none;
  font-size:11.5px;font-weight:600;border-top:3px solid transparent}
.bottom a.on{color:#5fe0ef;font-weight:700;border-top-color:#1fb3c2}

/* sheets (ATC, AI team) */
.sheet-wrap{position:fixed;inset:0;z-index:70;background:rgba(0,0,0,.45);display:flex;align-items:flex-end;justify-content:center}
.sheet-wrap[hidden]{display:none}
.sheet{background:var(--surface);color:var(--ink);width:min(560px,100%);max-height:85dvh;overflow:auto;border-radius:18px 18px 0 0;
  padding:14px 16px calc(20px + env(safe-area-inset-bottom));box-shadow:var(--shadow-2)}
.sheet-head{display:flex;align-items:center;justify-content:space-between}
.sheet-head h3{margin:0;font-size:17px;font-weight:800}
.sheet-x{background:none;border:0;font-size:18px;min-width:var(--tap);min-height:var(--tap);cursor:pointer;color:var(--ink-2)}
.team{list-style:none;margin:6px 0 0;padding:0;display:flex;flex-direction:column}
.team li{padding:10px 0;border-bottom:1px solid var(--rule)}
.team li:last-child{border-bottom:0}
.team b{font-size:14.5px}
.team span{display:block;font-size:13px;color:var(--ink-2)}
.sheet p{font-size:14px;line-height:1.5}

/* display panel (shared with the other tools) */
.disp-panel{position:fixed;z-index:60;top:calc(64px + env(safe-area-inset-top));right:10px;width:min(360px,calc(100vw - 20px));
  background:var(--surface);color:var(--ink);border:1px solid var(--border);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-2);padding:14px;display:grid;gap:8px;max-height:calc(100dvh - 140px);overflow-y:auto;overscroll-behavior:contain}
.disp-panel[hidden]{display:none}
.disp-head{display:flex;align-items:center;justify-content:space-between}
.disp-x{background:none;border:0;color:var(--ink-2);font-size:18px;min-width:var(--tap);min-height:var(--tap);cursor:pointer}
.disp-lbl{font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3);font-weight:700;margin-top:4px}
.disp-row{display:flex;flex-wrap:wrap;gap:6px}
.disp-row button{font:inherit;font-size:13.5px;min-height:38px;padding:6px 12px;border-radius:999px;cursor:pointer;
  background:var(--surface-2);color:var(--ink);border:1px solid var(--border);display:inline-flex;align-items:center;gap:6px}
.disp-row button[aria-pressed='true']{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.disp-sw{display:inline-flex;gap:2px}
.disp-sw i{width:10px;height:10px;border-radius:50%;border:1px solid rgba(127,127,127,.35);display:inline-block}
.disp-note{margin:4px 0 0;font-size:12.5px;color:var(--ink-3)}

@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}

/* sign-in and live counts (kh-1.5) */
.needs-head{display:flex;align-items:baseline;justify-content:space-between;gap:8px}
.badge.amber-b{background:var(--gold-soft);color:var(--gold)}
.signin-row{display:flex;align-items:center;justify-content:space-between;gap:12px;border-top:1px solid var(--rule);padding-top:10px}
.signin-row[hidden],.need[hidden],#acct-row[hidden]{display:none}
#signin-form{display:flex;flex-direction:column;gap:12px}
.keep{display:flex;gap:10px;align-items:flex-start;font-size:14px;font-weight:600}
.keep input{width:20px;height:20px;margin-top:2px;accent-color:var(--accent)}
.keep small{display:block;font-weight:500;color:var(--ink-3)}
.msg{margin:0;min-height:1.2em;color:#c0392b;font-size:13.5px;font-weight:600}
[data-theme='dark'] .msg{color:#ff8a7a}
#acct-row{align-items:center;justify-content:space-between}

/* mailboxes (kh-1.5, owner only) */
.mailboxes{border-top:1px solid var(--rule);padding-top:10px;display:flex;flex-direction:column;gap:8px}
.mailboxes[hidden]{display:none}
.mailboxes h4{margin:0;font-size:14px;font-weight:800}
#mb-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}
#mb-list li{font-size:13.5px;display:flex;justify-content:space-between;gap:8px}
#mb-list .ok{color:var(--accent-hover)} #mb-list .bad{color:#c0392b}
#mb-msg{color:var(--ink-2)}