.fai-chat,.fai-foodpage,.fai-float{--b:#6d4aff;--deep:#1e1b4b;--ink:#0b1020;--line:#e7e5ff;--soft:#f5f3ff;--muted:#5b6078;--grad:linear-gradient(135deg,#4f46e5,#7c3aed,#a855f7);font-family:inherit;color:var(--ink);box-sizing:border-box}
.fai-chat *,.fai-foodpage *,.fai-float *{box-sizing:border-box}
.fai-muted{color:var(--muted);font-size:.9rem;margin:4px 0}
.fai-err{color:#b91c1c;font-weight:600}

/* chat */
.fai-chat{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:24px;overflow:hidden;box-shadow:0 24px 60px rgba(30,27,75,.16)}
.fai-chat--inline{max-width:760px;margin:0 auto;height:640px}
.fai-chat__head{display:flex;align-items:center;gap:12px;padding:16px 18px;background:var(--grad);color:#fff}
.fai-chat__head b{display:block;font-size:.9rem}
.fai-chat__head small{opacity:.85}
.fai-avatar{width:42px;height:42px;border-radius:14px;background:rgba(255,255,255,.2);display:grid;place-items:center;flex:none}
.fai-avatar svg{width:22px;height:22px;fill:#fff}
.fai-x{margin-left:auto;background:rgba(255,255,255,.18);border:0;color:#fff;width:34px;height:34px;border-radius:50%;font-size:1.4rem;line-height:1;cursor:pointer}
.fai-msgs{flex:1;overflow-y:auto;padding:18px;display:flex;flex-direction:column;gap:12px;background:#fbfaff}
.fai-msg{display:flex;flex-direction:column;gap:8px;max-width:92%}
.fai-msg--user{align-self:flex-end;align-items:flex-end}
.fai-msg--bot{align-self:flex-start}
.fai-bubble{padding:11px 15px;border-radius:18px;font-size:.78rem;line-height:1.45;word-wrap:break-word}
.fai-msg--user .fai-bubble{background:var(--grad);color:#fff;border-bottom-right-radius:6px}
.fai-msg--bot .fai-bubble{background:#fff;border:1px solid var(--line);border-bottom-left-radius:6px}
.fai-bubble a{color:var(--b);font-weight:700}
.fai-msg--user .fai-bubble a{color:#fff}
.fai-bubble code{background:var(--soft);padding:1px 6px;border-radius:6px;font-size:.85em}
.fai-thinking{display:inline-flex;align-items:center;gap:9px;color:var(--muted);font-size:.9rem}.fai-dots{display:inline-flex;gap:4px}
.fai-dots i{width:7px;height:7px;border-radius:50%;background:#b9aef9;animation:faib 1s infinite}
.fai-dots i:nth-child(2){animation-delay:.15s}.fai-dots i:nth-child(3){animation-delay:.3s}
@keyframes faib{0%,80%,100%{transform:translateY(0);opacity:.5}40%{transform:translateY(-5px);opacity:1}}
.fai-chips{display:flex;flex-wrap:wrap;gap:8px;padding:0 18px 10px;background:#fbfaff}
.fai-chips:empty{display:none}
.fai-chip{border:1px solid var(--line);background:#fff;color:var(--b);padding:7px 13px;border-radius:999px;font:inherit;font-size:.74rem;font-weight:700;cursor:pointer}
.fai-chip:hover{background:var(--soft)}
.fai-form{display:flex;gap:8px;padding:12px 14px;border-top:1px solid var(--line);background:#fff}
.fai-form input{flex:1;min-width:0;border:1px solid var(--line);border-radius:999px;padding:12px 16px;font:inherit;background:#fbfaff}
.fai-form input:focus{outline:none;border-color:var(--b);box-shadow:0 0 0 3px rgba(109,74,255,.15)}
.fai-form button{width:46px;height:46px;border:0;border-radius:50%;background:var(--grad);cursor:pointer;display:grid;place-items:center;flex:none}
.fai-form svg{width:20px;height:20px;fill:#fff}
.fai-note{margin:0;padding:0 14px 10px;background:#fff;font-size:.72rem;color:var(--muted);text-align:center}

/* cards */
.fai-cardwrap{width:100%}
.fai-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px;font-size:.92rem}
.fai-card h4{margin:0 0 4px;font-size:.9rem;color:var(--deep);font-weight:800}
.fai-card h5{margin:14px 0 6px;font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:var(--b);font-weight:800}
.fai-card ol,.fai-card ul{margin:0;padding-left:20px}
.fai-card li{margin:3px 0}
.fai-foot{margin:12px 0 0;font-size:.75rem;color:var(--muted)}
.fai-food__head{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px}
.fai-badges{display:flex;flex-wrap:wrap;gap:6px;align-items:flex-start}
.fai-badge{font-size:.7rem;font-weight:800;padding:4px 9px;border-radius:999px;background:var(--soft);color:var(--b)}
.fai-ns-a{background:#dcfce7;color:#166534}.fai-ns-b{background:#ecfccb;color:#3f6212}.fai-ns-c{background:#fef9c3;color:#854d0e}.fai-ns-d{background:#ffedd5;color:#9a3412}.fai-ns-e{background:#fee2e2;color:#991b1b}
.fai-portion{display:flex;flex-wrap:wrap;align-items:flex-end;gap:12px;margin:12px 0}
.fai-portion label{display:flex;flex-direction:column;gap:4px;font-size:.72rem;font-weight:800;text-transform:uppercase;letter-spacing:.05em;color:var(--deep)}
.fai-portion input{width:100px;padding:9px 11px;border:1px solid var(--line);border-radius:10px;font:inherit;background:#fbfaff}
.fai-quick{display:flex;flex-wrap:wrap;gap:6px}
.fai-quick button{border:1px solid var(--line);background:#fff;padding:7px 11px;border-radius:999px;font:inherit;font-size:.8rem;font-weight:700;color:var(--deep);cursor:pointer}
.fai-quick button:hover{border-color:var(--b);color:var(--b)}
.fai-kcal{display:flex;align-items:baseline;gap:8px}
.fai-kcal b{font-size:2.3rem;font-weight:800;line-height:1;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.fai-kcal span{color:var(--muted);font-weight:700}
.fai-macros{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:12px 0 8px}
.fai-macros div{background:var(--soft);border-radius:12px;padding:10px;text-align:center}
.fai-macros b{display:block;font-size:.9rem;color:var(--deep)}
.fai-macros span{font-size:.72rem;font-weight:700;color:var(--muted)}
.fai-bar{display:flex;height:10px;border-radius:999px;overflow:hidden;background:var(--soft)}
.fai-bar i{display:block}
.fai-legend{display:flex;flex-wrap:wrap;gap:12px;margin:8px 0 0;font-size:.75rem;font-weight:700}
.fai-legend span::before{content:"";display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:6px;background:var(--c)}
.fai-tbl{width:100%;border-collapse:collapse;margin-top:12px;font-size:.88rem}
.fai-tbl td{padding:6px 0;border-top:1px solid var(--line)}
.fai-tbl td:last-child{text-align:right;font-weight:700}
.fai-micros{display:flex;flex-wrap:wrap;gap:6px}
.fai-micros span{background:var(--soft);border-radius:999px;padding:5px 10px;font-size:.78rem;color:var(--muted)}
.fai-micros b{color:var(--deep)}
.fai-ing{font-size:.85rem;color:var(--muted);margin:0}
.fai-alg{font-size:.85rem;margin:8px 0 0}
.fai-btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:999px;background:var(--grad);color:#fff;padding:12px 24px;font:inherit;font-weight:800;cursor:pointer;box-shadow:0 10px 24px rgba(109,74,255,.3)}
.fai-btn--sm{padding:9px 16px;font-size:.85rem;margin-top:12px}
.fai-added{font-size:.82rem;font-weight:700;color:#047857;margin-left:8px}
.fai-alts{display:grid;gap:6px}
.fai-alt{display:flex;justify-content:space-between;gap:10px;text-align:left;border:1px solid var(--line);background:#fff;border-radius:12px;padding:9px 12px;font:inherit;font-size:.85rem;cursor:pointer}
.fai-alt.is-on{border-color:var(--b);background:var(--soft)}
.fai-alt b{white-space:nowrap;color:var(--b)}

/* floating */
.fai-float{position:fixed;right:22px;bottom:22px;z-index:9999}
.fai-launch{display:flex;align-items:center;gap:9px;border:0;border-radius:999px;background:var(--grad);color:#fff;padding:15px 22px 15px 18px;font:inherit;font-weight:800;cursor:pointer;box-shadow:0 18px 40px rgba(109,74,255,.45);transition:transform .15s}
.fai-launch:hover{transform:translateY(-2px)}
.fai-launch svg{width:24px;height:24px;fill:none;stroke:#fff;stroke-width:2;stroke-linejoin:round}
.fai-float.is-open .fai-launch{display:none}
.fai-panel{position:absolute;right:0;bottom:0;width:450px;max-width:calc(100vw - 24px);height:650px;max-height:calc(100vh - 28px)}
.fai-panel.fai-chat{height:650px}
@media(max-width:520px){.fai-float{right:12px;bottom:12px}.fai-panel{position:fixed;right:8px;bottom:8px;left:8px;width:auto;max-width:none;height:calc(100vh - 16px);max-height:none}.fai-panel.fai-chat{height:calc(100vh - 16px)}.fai-launch span{display:none}.fai-launch{padding:16px}}

/* food page */
.fai-foodpage{max-width:1180px;margin:0 auto}
.fai-foodgrid{display:grid;grid-template-columns:1.5fr 1fr;gap:28px;align-items:start}
.fai-search{display:flex;gap:10px}
.fai-search input{flex:1;min-width:0;border:1px solid var(--line);border-radius:999px;padding:15px 20px;font:inherit;font-size:1rem;background:#fff;box-shadow:0 10px 30px rgba(30,27,75,.08)}
.fai-search input:focus{outline:none;border-color:var(--b);box-shadow:0 0 0 3px rgba(109,74,255,.15)}
.fai-eg{margin:14px 0 20px;font-size:.85rem;color:var(--muted);display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.fai-eg button{border:1px solid var(--line);background:#fff;color:var(--b);padding:6px 12px;border-radius:999px;font:inherit;font-size:.82rem;font-weight:700;cursor:pointer}
.fai-results .fai-card{box-shadow:0 14px 40px rgba(30,27,75,.08);padding:22px}
.fai-diary{background:#fff;border:1px solid var(--line);border-radius:24px;padding:22px;box-shadow:0 14px 40px rgba(30,27,75,.08);position:sticky;top:110px}
.fai-diary h4{margin:0 0 10px;font-size:1.15rem;font-weight:800;color:var(--deep)}
.fai-diary h5{margin:16px 0 8px;font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:var(--b);font-weight:800}
.fai-dlist{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.fai-dlist li{display:grid;grid-template-columns:1fr auto auto;gap:10px;align-items:center;padding:9px 0;border-bottom:1px solid var(--line);font-size:.88rem}
.fai-dlist small{display:block;color:var(--muted)}
.fai-dlist span{font-weight:800;color:var(--deep)}
.fai-dlist button{border:0;background:var(--soft);color:var(--muted);width:26px;height:26px;border-radius:50%;cursor:pointer;font-size:1rem;line-height:1}
.fai-dtot{display:flex;justify-content:space-between;margin-top:12px;font-size:.9rem;font-weight:800;color:var(--deep)}
.fai-prog{height:10px;border-radius:999px;background:var(--soft);overflow:hidden;margin-top:10px}
.fai-prog i{display:block;height:100%;background:var(--grad);border-radius:999px}
.fai-week{display:flex;gap:6px;align-items:flex-end;height:82px}
.fai-week div{flex:1;text-align:center;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;gap:4px}
.fai-week i{width:100%;background:var(--grad);border-radius:6px 6px 2px 2px;display:block}
.fai-week small{font-size:.68rem;color:var(--muted)}
@media(max-width:900px){.fai-foodgrid{grid-template-columns:1fr}.fai-diary{position:static}}

/* narrow-screen fix */
.fai-foodgrid{grid-template-columns:minmax(0,1.5fr) minmax(0,1fr)}
.fai-foodgrid>*{min-width:0}
.fai-search input{min-width:0;width:100%}
.fai-search .fai-btn{flex:none}
@media(max-width:900px){.fai-foodgrid{grid-template-columns:minmax(0,1fr)}}
@media(max-width:420px){.fai-search{flex-wrap:wrap}.fai-search .fai-btn{width:100%}}

/* hidden-wins fix: display:flex on .fai-chat must not override the hidden attribute */
.fai-panel[hidden],.fai-chat[hidden]{display:none!important}
.fai-panel{height:min(650px,calc(100vh - 48px))}
.fai-panel.fai-chat{height:min(650px,calc(100vh - 48px))}
.admin-bar .fai-panel,.admin-bar .fai-panel.fai-chat{height:min(650px,calc(100vh - 48px - 32px));max-height:calc(100vh - 80px)}
.fai-chat__head small{display:block;font-size:.78rem;font-weight:500;line-height:1.3;opacity:.9}
.fai-chat__head b{font-size:.9rem;line-height:1.3}
.fai-x{flex:none;display:grid;place-items:center;padding:0;font-family:Arial,sans-serif;position:relative;z-index:10;pointer-events:auto;touch-action:manipulation}
.fai-x:hover{background:rgba(255,255,255,.3)}
@media(max-width:520px){.fai-panel,.fai-panel.fai-chat{height:calc(100vh - 16px);max-height:none}.admin-bar .fai-panel,.admin-bar .fai-panel.fai-chat{height:calc(100vh - 62px);max-height:none}}