:root{
  --ground:#0B0C0E; --surface:#17191D; --surface2:#212429; --nav:#111215;
  --hair:rgba(255,255,255,0.06); --line:#23262B; --line2:#2A2E34; --line3:#3A3F46;
  --text:#F4F5F2; --muted:#9BA1A6; --faint:#8A9096; --dim:#6E747A;
  --em:#0B6B44; --em-hi:#6CC79A; --em-hi2:#9ADBB9; --em-tint:#0F2A1E; --em-tint2:#0E2219;
  --gold:#C9A96E; --gold-tint:#241F14; --gold-line:#4A3F28;
  --danger:#E07A6B;
  --serif:'Fraunces',Georgia,serif; --sans:'DM Sans',system-ui,-apple-system,sans-serif; --num:'Space Grotesk',system-ui,sans-serif;
  --safe-b:env(safe-area-inset-bottom,0px); --safe-t:env(safe-area-inset-top,0px);
  color-scheme:dark;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;background:var(--ground);color:var(--text);font-family:var(--sans);-webkit-font-smoothing:antialiased}
body{min-height:100dvh}
a{color:var(--em-hi);text-decoration:none}
button{font-family:inherit;cursor:pointer}
button:disabled{opacity:.5;cursor:default}
input,textarea,select{font-family:inherit}
:focus-visible{outline:2px solid var(--em-hi);outline-offset:2px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* layout */
.app-client{max-width:560px;margin:0 auto;min-height:100dvh;display:flex;flex-direction:column}
.page{flex:1;display:flex;flex-direction:column;gap:16px;padding:calc(24px + var(--safe-t)) 20px calc(110px + var(--safe-b))}
.page-wide{padding-bottom:40px}
.row{display:flex;align-items:center;gap:12px}
.between{display:flex;align-items:center;justify-content:space-between;gap:12px}
.col{display:flex;flex-direction:column;gap:4px}
.stack{display:flex;flex-direction:column;gap:12px}
.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.grid4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.grow{flex:1;min-width:0}

/* type */
.wordmark{font-size:11px;color:var(--gold);font-weight:600;letter-spacing:.24em;text-transform:uppercase}
.h1{margin:0;font-family:var(--serif);font-size:34px;font-weight:500;letter-spacing:-.01em;line-height:1.1}
.h2{margin:0;font-family:var(--serif);font-size:21px;font-weight:500}
.bignum{font-family:var(--serif);font-weight:500;letter-spacing:-.02em;line-height:1}
.muted{color:var(--muted)} .faint{color:var(--faint)} .small{font-size:13px} .tiny{font-size:12px}
.label{font-size:12px;color:var(--faint);font-weight:600;letter-spacing:.12em;text-transform:uppercase}
.strong{font-weight:600}
.ellipsis{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* surfaces */
.card{background:var(--surface);border:1px solid var(--hair);border-radius:24px;padding:20px;display:flex;flex-direction:column;gap:14px}
.card.tight{padding:6px 20px;gap:0}
.tile{background:var(--surface);border:1px solid var(--hair);border-radius:20px;padding:16px;display:flex;flex-direction:column;gap:4px}
.listrow{display:flex;align-items:center;gap:12px;padding:14px 0;border-top:1px solid var(--line)}
.listrow:first-child{border-top:none}
.chip{display:inline-flex;align-items:center;gap:6px;padding:7px 12px;border-radius:999px;font-size:13px;font-weight:600}
.chip.em{background:var(--em-tint);color:var(--em-hi)}
.chip.gold{background:var(--gold-tint);border:1px solid var(--gold-line);color:var(--gold)}
.chip.plain{background:var(--surface2);color:var(--text)}
.goldbar{display:flex;align-items:center;gap:10px;padding:14px 16px;border-radius:16px;background:var(--gold-tint);border:1px solid var(--gold-line);color:var(--gold);font-size:14px;font-weight:600}

/* controls */
.btn{height:54px;border-radius:999px;border:none;background:var(--em);color:#fff;font:700 16px var(--sans);padding:0 22px;display:inline-flex;align-items:center;justify-content:center;gap:8px}
.btn.ghost{background:transparent;border:1px solid var(--line3);color:var(--text)}
.btn.sm{height:40px;font-size:14px;font-weight:600;padding:0 16px}
.btn.danger{background:transparent;border:1px solid #5a2f2a;color:var(--danger)}
.btn.block{width:100%}
.iconbtn{width:44px;height:44px;flex-shrink:0;border-radius:999px;border:1px solid var(--hair);background:var(--surface);color:var(--text);display:inline-flex;align-items:center;justify-content:center}
.iconbtn.em{background:var(--em);border:none;color:#fff}
.input{height:52px;width:100%;padding:0 16px;border-radius:14px;border:1px solid var(--line2);background:var(--surface2);color:var(--text);font:500 16px var(--sans)}
textarea.input{height:auto;min-height:96px;padding:14px 16px;resize:vertical;line-height:1.5}
.input.num{font-family:var(--num);text-align:center;padding:0 6px;height:42px;font-size:15px}
.field{display:flex;flex-direction:column;gap:8px}
.field>label{font-size:15px;font-weight:600}
.rate{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px}
.rate button{height:48px;border-radius:14px;border:1px solid var(--line2);background:var(--surface2);color:var(--text);font:600 17px var(--num)}
.rate button[aria-pressed=true]{background:var(--em);border-color:var(--em);color:#fff}
.seg{display:grid;grid-auto-flow:column;grid-auto-columns:1fr;gap:4px;background:var(--nav);border-radius:999px;padding:4px}
.seg button{height:38px;border-radius:999px;border:none;background:transparent;color:var(--muted);font:600 14px var(--sans);padding:0 12px}
.seg button[aria-pressed=true]{background:var(--em);color:#fff}
.switch{width:52px;height:32px;flex-shrink:0;border-radius:999px;border:none;padding:3px;background:var(--line2);display:flex;justify-content:flex-start;transition:background .2s}
.switch::after{content:"";width:26px;height:26px;border-radius:999px;background:var(--faint);transition:transform .2s}
.switch[aria-pressed=true]{background:var(--em)}
.switch[aria-pressed=true]::after{background:#fff;transform:translateX(20px)}
.tick{width:44px;height:44px;flex-shrink:0;border-radius:999px;border:2px solid var(--line3);background:transparent;color:transparent;display:flex;align-items:center;justify-content:center}
.tick[aria-pressed=true]{background:var(--em);border-color:var(--em);color:#fff}
.segbar{display:flex;gap:6px}.segbar span{flex:1;height:6px;border-radius:999px;background:var(--line2)}.segbar span.on{background:var(--em-hi)}

/* avatar */
.avatar{width:44px;height:44px;flex-shrink:0;border-radius:999px;background:var(--surface2);border:1px solid rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;font:600 15px var(--sans);color:var(--text)}
.mono{width:44px;height:44px;flex-shrink:0;border-radius:999px;background:var(--em);color:var(--text);box-shadow:0 0 0 2px var(--ground),0 0 0 3px var(--gold);display:flex;align-items:center;justify-content:center;font:500 17px var(--serif)}

/* tab bar */
.tabbar{position:fixed;left:0;right:0;bottom:0;z-index:20;display:grid;grid-auto-flow:column;grid-auto-columns:1fr;padding:10px 8px calc(12px + var(--safe-b));background:rgba(17,18,21,.96);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-top:1px solid var(--line)}
.tabbar a{display:flex;flex-direction:column;align-items:center;gap:4px;min-height:48px;justify-content:center;color:var(--faint);font-size:11px;font-weight:600;position:relative}
.tabbar a.on{color:var(--em-hi)}
.tabbar .dot{position:absolute;top:4px;right:calc(50% - 18px);width:9px;height:9px;border-radius:999px;background:var(--em-hi)}
@media(min-width:600px){.tabbar{max-width:560px;margin:0 auto;border-left:1px solid var(--line);border-right:1px solid var(--line);border-radius:20px 20px 0 0}}

/* coach shell */
.coach{min-height:100dvh;display:flex}
.side{width:248px;flex-shrink:0;background:var(--nav);border-right:1px solid var(--line);display:none;flex-direction:column;gap:28px;padding:calc(28px + var(--safe-t)) 20px 28px;position:sticky;top:0;height:100dvh}
.side nav{display:flex;flex-direction:column;gap:4px}
.side a{display:flex;align-items:center;gap:12px;height:48px;padding:0 14px;border-radius:14px;color:var(--muted);font-size:15px;font-weight:600}
.side a.on{background:var(--em-tint);color:var(--em-hi)}
.side .badge{margin-left:auto;min-width:24px;height:24px;padding:0 7px;border-radius:999px;background:var(--em);color:#fff;font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center}
.coach-main{flex:1;min-width:0}
.coach-main .page{max-width:1100px;margin:0 auto}
@media(min-width:900px){
  .side{display:flex}
  .coach .tabbar{display:none}
  .coach-main .page{padding:calc(32px + var(--safe-t)) 32px 40px}
  .h1{font-size:36px}
}
.two{display:grid;grid-template-columns:1fr;gap:14px}
@media(min-width:900px){.two{grid-template-columns:minmax(0,1.1fr) minmax(0,1fr)}}
@media(max-width:899px){.grid4{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}}

/* table */
.tbl{width:100%;border-collapse:collapse;font-size:15px}
.tbl th{font-size:11px;color:var(--faint);font-weight:600;letter-spacing:.06em;text-transform:uppercase;text-align:left;padding:0 0 8px}
.tbl td{padding:12px 0;border-top:1px solid var(--line)}
.tbl .c{text-align:center;font-family:var(--num)} .tbl .r{text-align:right;font-family:var(--num)}

/* chat */
.bubble{max-width:80%;padding:12px 14px;font-size:15px;line-height:1.45;display:flex;flex-direction:column;gap:4px;white-space:pre-wrap;word-break:break-word}
.bubble.them{align-self:flex-start;background:var(--surface);border:1px solid var(--hair);border-radius:20px 20px 20px 6px}
.bubble.me{align-self:flex-end;background:var(--em);color:#fff;border-radius:20px 20px 6px 20px}
.bubble time{font-size:11px;opacity:.7;align-self:flex-end}
.composer{position:sticky;bottom:0;display:flex;align-items:center;gap:8px;padding:10px 12px calc(12px + var(--safe-b));background:var(--ground);border-top:1px solid #1C1E22}

@media(min-width:900px){.hide-wide{display:none}}
@media(max-width:599px){.hide-narrow{display:none}}
.seg[role=tablist]{grid-auto-columns:minmax(max-content,1fr)}

/* misc */
.center{min-height:100dvh;display:flex;flex-direction:column;justify-content:center;align-items:stretch;padding:32px 24px;max-width:440px;margin:0 auto;gap:20px}
.spinner{width:28px;height:28px;border-radius:999px;border:3px solid var(--line2);border-top-color:var(--em-hi);animation:spin .8s linear infinite;margin:40px auto}
@keyframes spin{to{transform:rotate(360deg)}}
.toast{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(96px + var(--safe-b));z-index:50;background:var(--surface2);border:1px solid var(--line3);color:var(--text);padding:12px 18px;border-radius:999px;font-size:14px;font-weight:600;max-width:90vw}
.err{color:var(--danger);font-size:13px}
.empty{padding:20px;text-align:center;color:var(--muted);font-size:14px;border:1px dashed var(--line3);border-radius:18px}
.photos{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.photos img,.photos .ph{width:100%;aspect-ratio:3/4;object-fit:cover;border-radius:14px;background:var(--surface2)}
.sheet-bg{position:fixed;inset:0;z-index:40;background:rgba(0,0,0,.6);display:flex;align-items:flex-end;justify-content:center}
.sheet{width:100%;max-width:560px;background:var(--surface);border:1px solid var(--hair);border-radius:28px 28px 0 0;padding:24px 20px calc(24px + var(--safe-b));display:flex;flex-direction:column;gap:16px;max-height:90dvh;overflow:auto}
@media(min-width:900px){.sheet-bg{align-items:center}.sheet{border-radius:28px}}

/* auto-growing text fields: whole text visible, scrolls inside its box when very long */
textarea.input{overflow-y:auto;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;touch-action:pan-y}
textarea.autotext{resize:none;min-height:52px;padding:14px 16px;line-height:1.4;max-height:55vh}
input.input{text-overflow:clip}
.savebar{position:sticky;bottom:calc(84px + var(--safe-b));z-index:15;display:flex;gap:10px;flex-wrap:wrap;padding:12px;margin:0 -12px;border-radius:999px;background:rgba(17,18,21,.92);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--line)}
@media(min-width:900px){.coach .savebar{bottom:16px}}

/* micronutrients */
.nbars{display:flex;flex-direction:column;gap:10px}
.nbar{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:4px 10px;align-items:baseline}
.ntrack{grid-column:1/-1;height:6px;border-radius:999px;background:var(--surface2);overflow:hidden}
.ntrack span{display:block;height:100%;border-radius:999px;transition:width .4s ease}
.linkbtn{background:none;border:0;padding:0;color:var(--em-hi);font:600 13px var(--sans);text-align:left;cursor:pointer;align-self:flex-start}
details>summary{list-style:none}details>summary::-webkit-details-marker{display:none}
.chips{display:flex;gap:6px;overflow-x:auto;padding-bottom:2px;-webkit-overflow-scrolling:touch}
.chipbtn{flex-shrink:0;height:34px;padding:0 14px;border-radius:999px;border:1px solid var(--line2);background:transparent;color:var(--muted);font:600 13px var(--sans)}
.chipbtn[aria-pressed=true]{background:var(--em);border-color:var(--em);color:#fff}
.dotk{display:inline-block;width:9px;height:9px;border-radius:3px;margin-right:5px;vertical-align:-1px}
.warnbox{background:rgba(224,122,107,.08);border:1px solid #5a2f2a;color:#E8A497;border-radius:14px;padding:10px 12px;line-height:1.45}

.checkrow{display:flex;align-items:center;gap:12px;width:100%;min-height:46px;padding:6px 2px;background:none;border:0;border-top:1px solid var(--hair);color:var(--text);font:500 15px var(--sans);text-align:left;cursor:pointer}
.cbox{width:24px;height:24px;flex-shrink:0;border-radius:8px;border:1.5px solid var(--line3);display:inline-flex;align-items:center;justify-content:center;color:#fff}
.checkrow[aria-pressed=true] .cbox{background:var(--em);border-color:var(--em)}
.chips.wrap{flex-wrap:wrap;overflow:visible}