:root{--brand:#0b2a5b;--accent:#0f9f6e;--bg:#f3f6fa;--card:#fff;--text:#172033;--muted:#68758a;--line:#dbe3ef;--danger:#c62828;--shadow:0 8px 24px rgba(24,42,68,.06)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}.app-shell{max-width:760px;margin:0 auto;min-height:100vh;padding:16px 14px 34px}.topbar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 0 18px}.kicker,.step{margin:0;text-transform:uppercase;letter-spacing:.08em;font-size:11px;font-weight:800;color:var(--muted)}h1,h2,h3{margin:.1rem 0 .4rem}h1{font-size:28px}h2{font-size:22px}h3{font-size:16px;margin-top:22px}.badge{background:var(--brand);color:white;border-radius:999px;padding:9px 14px;font-size:12px;font-weight:800;white-space:nowrap}.card{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:18px;box-shadow:var(--shadow);margin-bottom:18px}.hint{margin:.1rem 0 1rem;color:var(--muted);font-size:14px;line-height:1.45}.optional{font-weight:700;color:var(--muted);font-size:12px}.notice{background:#fff3cd;border:1px solid #ffe69c;color:#594500;border-radius:16px;padding:14px;margin-bottom:14px}.notice.error{background:#fdeceb;border-color:#fac8c5;color:#781f1b}.notice.ok{background:#e8f8f1;border-color:#c7efde;color:#0b5a3d}label{display:block;font-weight:800;font-size:14px;margin-top:14px}input{width:100%;margin-top:7px;border:1px solid var(--line);border-radius:14px;padding:15px 14px;font-size:17px;background:#fff}button{border:0;border-radius:999px;padding:14px 18px;font-weight:900;font-size:15px;cursor:pointer}.primary{width:100%;margin-top:18px;background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(11,42,91,.22)}.primary.inline{width:auto;margin-top:0;min-width:148px}.primary:disabled{background:#cbd3df;box-shadow:none;cursor:not-allowed}.ghost{background:#eef3f9;color:var(--brand)}.session-box{display:flex;justify-content:space-between;gap:10px;align-items:flex-start}.progress{display:flex;gap:6px;margin:12px 0 18px}.dot{height:6px;flex:1;border-radius:99px;background:#d8e0ea}.dot.done{background:var(--accent)}.grid{display:grid;grid-template-columns:1fr;gap:12px}.food-card{display:flex;gap:12px;text-align:left;width:100%;background:#fff;border:2px solid var(--line);border-radius:18px;padding:12px;align-items:center}.food-card.selected{border-color:var(--accent);box-shadow:0 0 0 3px rgba(15,159,110,.12)}.food-thumb{width:76px;height:76px;border-radius:14px;background:linear-gradient(135deg,#e8eef7,#f8fafc);display:grid;place-items:center;font-size:30px;flex:0 0 76px}.food-name{font-size:16px;font-weight:900;display:block}.food-desc{color:var(--muted);font-size:13px;line-height:1.35;display:block;margin-top:3px}.option-card{display:block;width:100%;text-align:left;background:#fff;border:2px solid var(--line);border-radius:18px;padding:15px;margin:10px 0}.option-card.selected{border-color:var(--accent);background:#e9f8f2;box-shadow:0 0 0 3px rgba(15,159,110,.12)}.option-card strong{font-size:17px}.option-card span{display:block;color:var(--muted);font-size:13px;margin-top:3px}.nav-actions{display:flex;gap:10px;align-items:center;justify-content:space-between;margin-top:20px}.review-box{background:#f7f9fd;border:1px solid var(--line);border-radius:16px;padding:14px}.review-row{display:flex;justify-content:space-between;gap:14px;border-bottom:1px solid var(--line);padding:10px 0}.review-row:last-child{border-bottom:0}.review-row span:first-child{color:var(--muted);font-weight:800}.review-row span:last-child{text-align:right;font-weight:800}.success{text-align:center}.receipt{margin:16px auto;background:#f5f7fb;border-radius:18px;padding:18px;text-align:center}.receipt strong{display:block;font-size:22px;color:var(--brand);margin-bottom:8px}@media(min-width:640px){.grid{grid-template-columns:1fr 1fr}.app-shell{padding-top:24px}.nav-actions{justify-content:flex-end}.nav-actions .ghost,.nav-actions .primary.inline{min-width:150px}}@media(max-width:420px){h1{font-size:25px}.card{padding:16px}.nav-actions{position:sticky;bottom:0;background:rgba(255,255,255,.96);padding:12px 0 0}.primary.inline{flex:1}.ghost{flex:1;padding-left:12px;padding-right:12px}.food-thumb{width:64px;height:64px;flex-basis:64px}}