:root{--pri:#34d399;--pri-d:rgba(52,211,153,.15);--acc:#fbbf24;--acc-d:rgba(251,191,36,.15);--red:#ef4444;--red-d:rgba(239,68,68,.15);--bg:#0b1120;--glass:rgba(17,24,39,.55);--border:rgba(255,255,255,.08);--hl:rgba(255,255,255,.04);--text:#f1f5f9;--muted:#94a3b8;--dim:#64748b;--r:16px;--rs:10px;--t:.25s cubic-bezier(.4,0,.2,1);--protein:#3b82f6;--carbs:#f59e0b;--fat:#ef4444}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Outfit',sans-serif;background:var(--bg);color:var(--text);min-height:100vh;overflow-x:hidden;-webkit-font-smoothing:antialiased}
.bg{position:fixed;inset:0;z-index:-1;background:radial-gradient(ellipse 80% 60% at 20% 10%,rgba(52,211,153,.07) 0%,transparent 60%),radial-gradient(ellipse 60% 50% at 80% 80%,rgba(251,191,36,.05) 0%,transparent 60%),var(--bg)}
.glass{background:var(--glass);border:1px solid var(--border);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-radius:var(--r)}
.hidden{display:none!important}
.app{max-width:860px;margin:0 auto;padding:1rem 1rem 3rem}

/* ── Header ── */
header{text-align:center;margin-bottom:1.5rem}
header h1{font-size:2.6rem;font-weight:800;background:linear-gradient(135deg,var(--pri),var(--acc));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}

/* ── Date Nav ── */
.date-nav{display:flex;align-items:center;justify-content:center;gap:.75rem;margin-bottom:1rem;animation:fadeD .5s ease-out}
.nav-arrow{background:var(--glass);border:1px solid var(--border);color:var(--text);width:36px;height:36px;border-radius:10px;font-size:1.1rem;cursor:pointer;transition:all var(--t);display:flex;align-items:center;justify-content:center}
.nav-arrow:hover{background:var(--pri);color:var(--bg);border-color:var(--pri)}
.date-display{text-align:center;min-width:160px}
.date-display span{font-size:1.1rem;font-weight:600;display:block}
.date-display small{color:var(--muted);font-size:.8rem}
.today-btn{background:var(--pri-d);border:1px solid rgba(52,211,153,.3);color:var(--pri);padding:.4rem 1rem;border-radius:var(--rs);font-family:'Outfit';font-weight:600;font-size:.8rem;cursor:pointer;transition:all var(--t)}
.today-btn:hover{background:var(--pri);color:var(--bg)}

/* ── Stats Row ── */
.stats-row{display:grid;grid-template-columns:1fr 1.2fr 1fr;gap:1rem;margin-bottom:1.25rem}
.stat-card{padding:1.25rem;display:flex;flex-direction:column;align-items:center;text-align:center}
.stat-lbl{font-size:.75rem;color:var(--muted);text-transform:uppercase;letter-spacing:1.5px;margin-bottom:.6rem}
.goal-row{display:flex;align-items:center;gap:.3rem;margin-bottom:.6rem}
.goal-row input{background:rgba(255,255,255,.06);border:1px solid var(--border);color:var(--text);font-family:'Outfit';font-size:1.6rem;font-weight:700;width:100px;text-align:center;padding:.3rem;border-radius:var(--rs);outline:none;transition:border-color var(--t)}
.goal-row input:focus{border-color:var(--pri)}
.goal-row input::placeholder{color:var(--dim)}
.unit{color:var(--muted);font-size:.9rem}
.set-btn{background:var(--pri-d);border:1px solid rgba(52,211,153,.3);color:var(--pri);padding:.4rem 1.2rem;border-radius:var(--rs);font-family:'Outfit';font-weight:600;font-size:.85rem;cursor:pointer;transition:all var(--t)}
.set-btn:hover{background:var(--pri);color:var(--bg)}
.gauge-card{padding:1rem 1.25rem .75rem}
.gauge-svg{width:100%;max-width:190px;margin:0 auto;display:block}
.gauge-pct{font-size:1.8rem;font-weight:700;display:block;text-align:center;margin-top:-.25rem}
.gauge-sub{color:var(--muted);font-size:.75rem;display:block;text-align:center}
.deficit-card{justify-content:center}
.deficit-val{font-size:2.4rem;font-weight:700;color:var(--pri);line-height:1;transition:color var(--t)}
.deficit-val.surplus{color:var(--red)}
.deficit-lbl{color:var(--muted);font-size:.8rem;margin-top:.3rem}

/* ── Macros ── */
.macros{padding:1.25rem 1.5rem;margin-bottom:1.25rem}
.macros h3{font-size:1rem;font-weight:600;margin-bottom:1rem}
.macro-grid{display:flex;gap:1.5rem}
.macro-item{flex:1}
.macro-hd{display:flex;align-items:center;gap:.4rem;margin-bottom:.4rem;font-size:.85rem}
.mi{width:22px;height:22px;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:.7rem;font-weight:700;color:#fff;flex-shrink:0}
.mi-p{background:var(--protein)}.mi-c{background:var(--carbs)}.mi-f{background:var(--fat)}
.mg{margin-left:auto;font-weight:600;color:var(--text)}
.macro-bar{height:8px;background:rgba(255,255,255,.06);border-radius:99px;overflow:hidden}
.mf{height:100%;border-radius:99px;transition:width .4s ease;width:0}
.mf-p{background:var(--protein)}.mf-c{background:var(--carbs)}.mf-f{background:var(--fat)}
.macro-summary{display:flex;gap:.6rem;justify-content:center;margin-top:.75rem;font-size:.8rem;color:var(--muted)}
.dot{opacity:.4}

/* ── Meals ── */
.meals{display:flex;flex-direction:column;gap:1rem;margin-bottom:1.25rem}
.meal{overflow:hidden}
.meal-hd{display:flex;justify-content:space-between;align-items:center;padding:1rem 1.25rem;cursor:default}
.meal-title{font-weight:600;font-size:1.05rem}
.meal-icon{margin-right:.4rem}
.meal-cal{font-weight:600;color:var(--acc);font-size:.95rem}
.meal-body{padding:0 1.25rem 1rem}
.entries{display:flex;flex-direction:column;gap:.4rem;margin-bottom:.75rem}
.entry{display:flex;align-items:center;padding:.6rem .75rem;background:var(--hl);border-radius:var(--rs);animation:slideIn .25s ease-out}
.entry-icon{font-size:1.3rem;margin-right:.6rem;flex-shrink:0}
.entry-info{flex:1;min-width:0}
.entry-name{font-size:.9rem;font-weight:500}
.entry-meta{font-size:.72rem;color:var(--muted)}
.entry-cal{font-weight:600;font-size:.9rem;color:var(--acc);margin-right:.5rem;flex-shrink:0}
.entry-del{background:none;border:none;color:var(--dim);cursor:pointer;font-size:.9rem;padding:.2rem .4rem;border-radius:6px;transition:all .15s}
.entry-del:hover{color:var(--red);background:var(--red-d)}
.add-btn{width:100%;padding:.65rem;background:rgba(255,255,255,.04);border:1px dashed var(--border);color:var(--muted);border-radius:var(--rs);font-family:'Outfit';font-size:.9rem;font-weight:500;cursor:pointer;transition:all var(--t)}
.add-btn:hover{color:var(--pri);border-color:rgba(52,211,153,.3);background:var(--pri-d)}

/* ── Exercise ── */
.exercise{padding:1.25rem 1.5rem;margin-bottom:1.25rem}
.exercise h3{font-size:1rem;font-weight:600;margin-bottom:.75rem}
.ex-form{display:flex;gap:.6rem;margin-bottom:.75rem;flex-wrap:wrap}
.ex-form input{flex:1;min-width:120px;background:rgba(255,255,255,.06);border:1px solid var(--border);color:var(--text);font-family:'Outfit';font-size:.9rem;padding:.6rem .8rem;border-radius:var(--rs);outline:none;transition:border-color var(--t)}
.ex-form input:focus{border-color:var(--pri)}
.ex-form input::placeholder{color:var(--dim)}
.ex-form input:last-of-type{max-width:120px}
.ex-add{background:var(--pri-d);border:1px solid rgba(52,211,153,.3);color:var(--pri);padding:.6rem 1.2rem;border-radius:var(--rs);font-family:'Outfit';font-weight:600;cursor:pointer;transition:all var(--t);white-space:nowrap}
.ex-add:hover{background:var(--pri);color:var(--bg)}
.ex-chips{display:flex;flex-wrap:wrap;gap:.4rem}
.ex-chip{display:inline-flex;align-items:center;gap:.4rem;background:rgba(52,211,153,.1);border:1px solid rgba(52,211,153,.2);border-radius:999px;padding:.35rem .5rem .35rem .8rem;font-size:.8rem;animation:chipIn .25s ease-out}
.ex-chip .chip-cal{color:var(--pri);font-weight:600}
.chip-x{background:none;border:none;color:var(--muted);cursor:pointer;font-size:.85rem;padding:.1rem .25rem;border-radius:50%;transition:all .15s}
.chip-x:hover{color:var(--red);background:var(--red-d)}

/* ── Reset ── */
.reset-btn{display:block;width:100%;max-width:300px;margin:0 auto;padding:.75rem;background:var(--red-d);border:1px solid rgba(239,68,68,.25);color:var(--red);border-radius:var(--rs);font-family:'Outfit';font-size:.9rem;font-weight:600;cursor:pointer;transition:all var(--t)}
.reset-btn:hover{background:var(--red);color:#fff}

/* ── Modal ── */
.overlay{position:fixed;inset:0;background:rgba(0,0,0,.6);backdrop-filter:blur(6px);z-index:100;display:none;align-items:center;justify-content:center;padding:1rem}
.overlay.open{display:flex}
.modal{width:100%;max-width:580px;max-height:85vh;overflow-y:auto;padding:1.5rem;animation:scaleIn .2s ease-out}
.modal-hd{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}
.modal-hd h2{font-size:1.2rem;font-weight:600}
.modal-x{background:none;border:none;color:var(--muted);font-size:1.3rem;cursor:pointer;padding:.2rem .5rem;border-radius:8px;transition:all .15s}
.modal-x:hover{color:var(--red);background:var(--red-d)}
.modal-search{width:100%;background:rgba(255,255,255,.06);border:1px solid var(--border);color:var(--text);font-family:'Outfit';font-size:.95rem;padding:.7rem 1rem;border-radius:var(--rs);outline:none;margin-bottom:1rem;transition:border-color var(--t)}
.modal-search:focus{border-color:var(--pri)}
.modal-search::placeholder{color:var(--dim)}
.food-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:.6rem;max-height:50vh;overflow-y:auto;padding-right:.25rem}
.food-grid::-webkit-scrollbar{width:4px}.food-grid::-webkit-scrollbar-thumb{background:rgba(255,255,255,.12);border-radius:4px}
.fc{padding:.8rem .6rem;text-align:center;border-radius:var(--rs);background:var(--hl);border:1px solid var(--border);cursor:pointer;transition:all var(--t);user-select:none}
.fc:hover{border-color:rgba(255,255,255,.18);transform:translateY(-2px);box-shadow:0 6px 20px rgba(0,0,0,.3)}
.fc .fi{font-size:1.8rem;display:block;margin-bottom:.3rem}
.fc .fn{font-size:.8rem;font-weight:500;line-height:1.2;margin-bottom:.15rem}
.fc .fm{font-size:.68rem;color:var(--muted)}

/* Amount step */
.back-btn{background:none;border:none;color:var(--muted);font-family:'Outfit';font-size:.85rem;cursor:pointer;margin-bottom:.75rem;padding:.3rem 0;transition:color .15s}
.back-btn:hover{color:var(--pri)}
.preview{text-align:center;margin-bottom:1rem}
.preview .pi{font-size:2.5rem}
.preview .pn{font-size:1.1rem;font-weight:600;margin-top:.3rem}
.preview .pp{font-size:.75rem;color:var(--muted)}
.portions{display:flex;flex-wrap:wrap;gap:.4rem;justify-content:center;margin-bottom:1rem}
.por-btn{background:rgba(255,255,255,.06);border:1px solid var(--border);color:var(--text);padding:.4rem .8rem;border-radius:999px;font-family:'Outfit';font-size:.8rem;cursor:pointer;transition:all var(--t)}
.por-btn:hover{border-color:var(--pri);color:var(--pri);background:var(--pri-d)}
.gram-row{display:flex;align-items:center;justify-content:center;gap:.4rem;margin-bottom:1rem}
.gram-row input{background:rgba(255,255,255,.06);border:1px solid var(--border);color:var(--text);font-family:'Outfit';font-size:1.5rem;font-weight:700;width:120px;text-align:center;padding:.4rem;border-radius:var(--rs);outline:none;transition:border-color var(--t)}
.gram-row input:focus{border-color:var(--pri)}
.gram-row input::placeholder{color:var(--dim);font-size:1rem;font-weight:400}
.gram-row span{color:var(--muted);font-size:1.1rem}
.live-info{text-align:center;margin-bottom:1rem;padding:.75rem;background:rgba(0,0,0,.2);border-radius:var(--rs);font-size:.85rem;min-height:50px;display:flex;align-items:center;justify-content:center;gap:1rem;flex-wrap:wrap}
.li-item{display:flex;flex-direction:column;align-items:center}
.li-val{font-weight:700;font-size:1.1rem}
.li-lbl{font-size:.65rem;color:var(--muted);text-transform:uppercase;letter-spacing:1px}
.li-cal{color:var(--acc)}.li-pro{color:var(--protein)}.li-car{color:var(--carbs)}.li-fat{color:var(--fat)}
.confirm-btn{width:100%;padding:.85rem;background:var(--pri);border:none;color:var(--bg);border-radius:var(--rs);font-family:'Outfit';font-size:1rem;font-weight:700;cursor:pointer;transition:all var(--t)}
.confirm-btn:hover{filter:brightness(1.1);transform:translateY(-1px)}
.confirm-btn:disabled{opacity:.4;cursor:not-allowed;transform:none}

/* ── Welcome Screen ── */
.welcome{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:1rem}
.welcome-card{max-width:420px;width:100%;padding:2.5rem;text-align:center;animation:scaleIn .4s ease-out}
.logo{font-size:3rem;font-weight:800;background:linear-gradient(135deg,var(--pri),var(--acc));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:.5rem}
.welcome-sub{color:var(--muted);font-size:1rem;margin-bottom:2rem}
.welcome-form{display:flex;flex-direction:column;gap:.75rem}
.welcome-form label{font-size:.85rem;color:var(--muted);text-align:left}
.welcome-form input{background:rgba(255,255,255,.06);border:1px solid var(--border);color:var(--text);font-family:'Outfit';font-size:1.1rem;padding:.75rem 1rem;border-radius:var(--rs);outline:none;transition:border-color var(--t);text-align:center}
.welcome-form input:focus{border-color:var(--pri)}
.welcome-form input::placeholder{color:var(--dim)}
.welcome-btn{background:var(--pri);border:none;color:var(--bg);padding:.85rem;border-radius:var(--rs);font-family:'Outfit';font-size:1.05rem;font-weight:700;cursor:pointer;transition:all var(--t)}
.welcome-btn:hover{filter:brightness(1.1);transform:translateY(-1px)}
.welcome-divider{display:flex;align-items:center;gap:1rem;margin:1.5rem 0;color:var(--dim);font-size:.8rem}
.welcome-divider::before,.welcome-divider::after{content:'';flex:1;height:1px;background:var(--border)}
.welcome-hint{color:var(--dim);font-size:.8rem}

/* ── User Bar ── */
.user-bar{display:flex;align-items:center;justify-content:center;gap:.75rem;margin-top:.5rem;flex-wrap:wrap}
.user-bar span{color:var(--muted);font-size:.9rem}
.share-btn,.logout-btn{background:rgba(255,255,255,.06);border:1px solid var(--border);color:var(--text);padding:.35rem .8rem;border-radius:var(--rs);font-family:'Outfit';font-size:.78rem;font-weight:500;cursor:pointer;transition:all var(--t)}
.share-btn:hover{border-color:var(--pri);color:var(--pri);background:var(--pri-d)}
.logout-btn:hover{border-color:var(--acc);color:var(--acc);background:var(--acc-d)}

/* ── Toast ── */
.toast{position:fixed;bottom:2rem;left:50%;transform:translateX(-50%) translateY(100px);background:var(--glass);border:1px solid var(--border);backdrop-filter:blur(20px);color:var(--text);padding:.75rem 1.5rem;border-radius:var(--rs);font-size:.9rem;font-weight:500;z-index:200;transition:transform .3s ease-out;white-space:nowrap}
.toast.show{transform:translateX(-50%) translateY(0)}

/* ── Loading overlay ── */
.loading-overlay{position:fixed;inset:0;background:rgba(11,17,32,.8);z-index:50;display:flex;align-items:center;justify-content:center}
.loader{width:40px;height:40px;border:3px solid var(--border);border-top-color:var(--pri);border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* ── Animations ── */
@keyframes fadeD{from{opacity:0;transform:translateY(-12px)}to{opacity:1;transform:translateY(0)}}
@keyframes slideIn{from{opacity:0;transform:translateX(10px)}to{opacity:1;transform:translateX(0)}}
@keyframes chipIn{from{opacity:0;transform:scale(.85)}to{opacity:1;transform:scale(1)}}
@keyframes scaleIn{from{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}
@keyframes pop{0%{transform:scale(1)}40%{transform:scale(1.07)}100%{transform:scale(1)}}
.pop{animation:pop .25s ease-out}

/* ── Responsive ── */
@media(max-width:700px){
    .stats-row{grid-template-columns:1fr}
    .macro-grid{flex-direction:column;gap:.75rem}
    .food-grid{grid-template-columns:repeat(auto-fill,minmax(110px,1fr))}
}