/* BUFF OS v18 — focused coaching layer */
:root{--v18-gold:var(--accent);--v18-green:#65c79a;--v18-red:#e87979}
.v18-hidden{display:none!important}.v18-section{margin:14px 0}.v18-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.v18-card{background:linear-gradient(145deg,rgba(255,255,255,.045),rgba(255,255,255,.018));border:1px solid var(--line);border-radius:18px;padding:16px}
.v18-kicker{font-size:10px;letter-spacing:.09em;text-transform:uppercase;color:var(--gold);font-weight:900}.v18-title{font-size:20px;font-weight:850;letter-spacing:-.025em;margin-top:4px}.v18-copy{font-size:13px;color:var(--txt2);line-height:1.48;margin-top:6px}
.v18-stat{font-size:25px;font-weight:850}.v18-label{font-size:11px;color:var(--txt2);margin-top:2px}.v18-progress{height:7px;background:var(--elev3);border-radius:10px;overflow:hidden;margin-top:10px}.v18-progress i{display:block;height:100%;background:var(--goldg);border-radius:inherit}
.v18-primary{width:100%;border:0;border-radius:15px;padding:15px;background:var(--goldg);color:#17140c;font-weight:850;font-size:15px}.v18-secondary{width:100%;border:1px solid var(--line);border-radius:15px;padding:13px;background:var(--elev2);color:var(--txt);font-weight:750}
.v18-chiprow{display:flex;gap:8px;overflow:auto;padding:2px 0 4px;scrollbar-width:none}.v18-chip{white-space:nowrap;border:1px solid var(--line);background:var(--elev2);color:var(--txt2);border-radius:999px;padding:9px 12px;font:700 12px inherit}.v18-chip.on{color:#17140c;background:var(--goldg);border-color:transparent}
.v18-insight{display:flex;gap:12px;align-items:flex-start}.v18-avatar{width:42px;height:42px;border-radius:14px;background:var(--goldg);display:grid;place-items:center;color:#17140c;font-weight:900;flex:none}
.v18-overlay{position:fixed;inset:0;z-index:400;background:#0b0d12;display:none;overflow:auto;padding:calc(env(safe-area-inset-top) + 18px) 18px calc(env(safe-area-inset-bottom) + 24px)}.v18-overlay.on{display:block}.v18-shell{max-width:600px;margin:auto;min-height:100%;display:flex;flex-direction:column}.v18-top{display:flex;align-items:center;justify-content:space-between;gap:12px}.v18-close{width:42px;height:42px;border-radius:50%;border:1px solid var(--line);background:var(--elev1);color:#fff;font-size:19px}.v18-step{font-size:12px;color:var(--txt2);font-weight:800}.v18-hero{margin:26px 0 18px}.v18-hero h2{font-size:31px;line-height:1.08;letter-spacing:-.04em;margin:0}.v18-hero p{color:var(--txt2);line-height:1.5}
.v18-options{display:grid;gap:9px}.v18-option{border:1px solid var(--line);background:var(--elev1);border-radius:16px;padding:15px;text-align:left;color:#fff;font-weight:750}.v18-option.on{border-color:rgba(239,198,106,.7);background:rgba(239,198,106,.11)}.v18-form{display:grid;gap:12px}.v18-form label{font-size:12px;color:var(--txt2);font-weight:750}.v18-form input,.v18-form select{width:100%;margin-top:6px;border:1px solid var(--line);background:var(--elev1);color:#fff;border-radius:13px;padding:13px;font-size:16px}
.v18-actions{display:flex;gap:10px;margin-top:auto;padding-top:22px}.v18-actions>*{flex:1}
.focus-photo{width:100%;aspect-ratio:2/1;object-fit:cover;border-radius:18px;border:1px solid var(--line);margin:16px 0}.focus-ex{font-size:30px;font-weight:900;letter-spacing:-.04em}.focus-target{font-size:14px;color:var(--gold);font-weight:800;margin-top:5px}.focus-set{font-size:64px;font-weight:900;line-height:1;margin:24px 0 6px}.focus-prev{font-size:13px;color:var(--txt2)}.focus-inputs{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:20px 0}.focus-inputs input{width:100%;background:var(--elev1);border:1px solid var(--line);border-radius:14px;padding:16px;color:#fff;font-size:22px;text-align:center}.focus-rpe{display:grid;grid-template-columns:repeat(5,1fr);gap:6px;margin:14px 0}.focus-rpe button{border:1px solid var(--line);background:var(--elev1);color:var(--txt2);border-radius:12px;padding:11px 2px;font-weight:800}.focus-rpe button.on{background:var(--goldg);color:#17140c}.focus-reco{border-left:3px solid var(--gold);padding:10px 12px;background:rgba(239,198,106,.07);border-radius:0 12px 12px 0;font-size:13px;line-height:1.45;margin:12px 0}
.exercise-photo{cursor:zoom-in}.v18-zoom{position:fixed;inset:0;z-index:500;background:rgba(0,0,0,.96);display:none;place-items:center;padding:16px}.v18-zoom.on{display:grid}.v18-zoom img{max-width:100%;max-height:88vh;border-radius:16px}.v18-zoom button{position:absolute;top:calc(env(safe-area-inset-top) + 16px);right:16px}.v18-guide-extra{display:grid;gap:10px;margin-top:14px}.v18-cue{background:var(--elev2);border-radius:13px;padding:12px;font-size:13px}.v18-cue b{color:var(--gold)}
.food-tools{display:flex;gap:7px;margin-left:auto}.food-tools button{border:0;background:var(--elev3);color:var(--txt2);border-radius:9px;padding:7px}.v18-search{width:100%;border:1px solid var(--line);background:var(--elev1);color:#fff;border-radius:13px;padding:12px 14px;font-size:15px;margin-bottom:10px}
.v18-bars{display:grid;gap:8px}.v18-bar{display:grid;grid-template-columns:76px 1fr 42px;gap:8px;align-items:center;font-size:11px;color:var(--txt2)}.v18-bar i{display:block;height:8px;border-radius:8px;background:var(--goldg)}
.tab{cursor:pointer}.tab:focus-visible,.btn:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
@media(max-width:390px){.v18-grid{grid-template-columns:1fr}.focus-set{font-size:52px}.v18-hero h2{font-size:27px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation-duration:.01ms!important;transition-duration:.01ms!important}}