:root{--brand:#16a34a;--brand-hover:#15803d;--brand-subtle:#f0fdf4;--brand-border:#bbf7d0;--brand-muted:#dcfce7;--bg:#fff;--bg-secondary:#f9fafb;--bg-tertiary:#f3f4f6;--surface:#fff;--surface-raised:#fff;--border:#e5e7eb;--border-strong:#d1d5db;--text:#111827;--text-secondary:#4b5563;--text-muted:#9ca3af;--text-inverse:#fff;--accent-blue:#2563eb;--accent-blue-subtle:#eff6ff;--accent-amber:#d97706;--accent-amber-subtle:#fffbeb;--accent-red:#dc2626;--shadow-sm:0 1px 2px #0000000d;--shadow:0 1px 3px #00000014, 0 1px 2px #0000000f;--shadow-md:0 4px 6px #00000012, 0 2px 4px #0000000f;--shadow-lg:0 10px 25px #00000014, 0 4px 10px #0000000d;--shadow-xl:0 20px 40px #0000001a, 0 8px 16px #0000000f;--radius-sm:6px;--radius:10px;--radius-lg:16px;--radius-full:9999px;--nav-height:60px;--max-width:1080px;--transition:.15s cubic-bezier(.4, 0, .2, 1);--transition-slow:.25s cubic-bezier(.4, 0, .2, 1)}[data-theme=dark]{--brand:#4ade80;--brand-hover:#86efac;--brand-subtle:#052e16;--brand-border:#166534;--brand-muted:#14532d;--bg:#0a0a0b;--bg-secondary:#111113;--bg-tertiary:#18181b;--surface:#18181b;--surface-raised:#1f1f23;--border:#27272a;--border-strong:#3f3f46;--text:#f4f4f5;--text-secondary:#a1a1aa;--text-muted:#52525b;--text-inverse:#0a0a0b;--accent-blue:#60a5fa;--accent-blue-subtle:#1e3a5f;--accent-amber:#fbbf24;--accent-amber-subtle:#2d1f00;--accent-red:#f87171;--shadow-sm:0 1px 2px #0000004d;--shadow:0 1px 3px #0006, 0 1px 2px #0000004d;--shadow-md:0 4px 6px #0006, 0 2px 4px #0000004d;--shadow-lg:0 10px 25px #00000080, 0 4px 10px #0000004d;--shadow-xl:0 20px 40px #0009, 0 8px 16px #0006}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizelegibility;height:100%;font-size:16px}body{height:100%;color:var(--text);background:var(--bg);transition:background var(--transition-slow), color var(--transition-slow);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:15px;line-height:1.6}a{color:var(--brand);transition:color var(--transition);text-decoration:none}a:hover{color:var(--brand-hover)}::selection{background:var(--brand-muted);color:var(--text)}h1{letter-spacing:-.03em;font-size:2rem;font-weight:700;line-height:1.2}h2{letter-spacing:-.02em;font-size:1.25rem;font-weight:600;line-height:1.3}h3{letter-spacing:-.01em;font-size:1rem;font-weight:600}h4{font-size:.875rem;font-weight:600}.main-nav{height:var(--nav-height);background:var(--bg);border-bottom:1px solid var(--border);z-index:100;-webkit-backdrop-filter:blur(12px);transition:background var(--transition-slow), border-color var(--transition-slow);justify-content:space-between;align-items:center;padding:0 24px;display:flex;position:sticky;top:0}.nav-brand{color:var(--text);letter-spacing:-.02em;align-items:center;gap:8px;font-size:15px;font-weight:700;display:flex}.nav-brand-dot{background:var(--brand);border-radius:50%;width:8px;height:8px;display:inline-block}.nav-links{align-items:center;gap:4px;display:flex}.nav-links a{color:var(--text-secondary);border-radius:var(--radius-sm);transition:background var(--transition), color var(--transition);padding:6px 12px;font-size:14px;font-weight:500}.nav-links a:hover{background:var(--bg-tertiary);color:var(--text);text-decoration:none}.nav-chat-btn{background:var(--brand)!important;color:var(--text-inverse)!important;border-radius:var(--radius-sm)!important;padding:6px 14px!important;font-weight:600!important}.nav-chat-btn:hover{background:var(--brand-hover)!important;color:var(--text-inverse)!important}.theme-toggle{border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--surface);width:36px;height:36px;color:var(--text-secondary);cursor:pointer;transition:background var(--transition), border-color var(--transition), color var(--transition);flex-shrink:0;justify-content:center;align-items:center;font-size:16px;display:flex}.theme-toggle:hover{background:var(--bg-tertiary);color:var(--text);border-color:var(--border-strong)}.container{max-width:var(--max-width);margin:0 auto;padding:40px 24px 100px}.hero{text-align:center;padding:48px 0 40px}.hero-eyebrow{background:var(--brand-subtle);color:var(--brand);border:1px solid var(--brand-border);border-radius:var(--radius-full);letter-spacing:.04em;text-transform:uppercase;align-items:center;gap:6px;margin-bottom:16px;padding:4px 12px;font-size:12px;font-weight:600;display:inline-flex}.hero h1{color:var(--text);margin-bottom:10px}.hero .subtitle{color:var(--text-secondary);max-width:420px;margin:0 auto;font-size:16px}.section-label{letter-spacing:.08em;text-transform:uppercase;color:var(--text-muted);margin-bottom:16px;font-size:11px;font-weight:700}.current-week-section{margin-bottom:48px}.feature-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);transition:box-shadow var(--transition);padding:28px}.feature-card-top{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:20px;display:flex}.feature-card-title{color:var(--text);letter-spacing:-.02em;margin-bottom:4px;font-size:1.375rem;font-weight:700}.feature-card-subtitle{color:var(--text-secondary);font-size:14px}.feature-card-meals{grid-template-columns:1fr 1fr;gap:12px;margin-bottom:24px;display:grid}.meal-chip{background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius);padding:12px 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var(--brand-border);justify-content:center;align-items:center;width:56px;height:56px;margin:0 auto 24px;font-size:24px;display:flex}.pin-card h1{color:var(--text);margin-bottom:6px;font-size:1.375rem}.pin-card .tagline{color:var(--text-secondary);margin-bottom:32px;font-size:14px;line-height:1.5}.pin-inputs{justify-content:center;gap:8px;margin-bottom:24px;display:flex}.pin-digit{border:1.5px solid var(--border-strong);border-radius:var(--radius-sm);background:var(--bg-secondary);text-align:center;width:46px;height:54px;transition:border-color var(--transition), box-shadow var(--transition), background var(--transition);color:var(--text);caret-color:var(--brand);outline:none;font-size:22px;font-weight:700}.pin-digit:focus{border-color:var(--brand);background:var(--surface);box-shadow:0 0 0 3px #16a34a1f}.pin-digit.error{border-color:var(--accent-red);background:#fff5f5;box-shadow:0 0 0 3px #dc26261a}[data-theme=dark] 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0;border:none;justify-content:center;align-items:center;font-size:16px;display:flex}.chat-close-btn:hover{background:var(--bg-tertiary);color:var(--text)}.chat-expand-btn{color:var(--text-muted);cursor:pointer;border-radius:var(--radius-sm);width:28px;height:28px;transition:background var(--transition), color var(--transition);background:0 0;border:none;justify-content:center;align-items:center;font-size:14px;text-decoration:none;display:flex}.chat-expand-btn:hover{background:var(--bg-tertiary);color:var(--text);text-decoration:none}.chat-messages{scroll-behavior:smooth;flex-direction:column;flex:1;gap:12px;padding:16px;display:flex;overflow-y:auto}.chat-messages::-webkit-scrollbar{width:4px}.chat-messages::-webkit-scrollbar-track{background:0 0}.chat-messages::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:4px}.chat-empty-widget{text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:8px;height:100%;padding:20px;display:flex}.chat-empty-widget p{color:var(--text-secondary);font-size:13px;line-height:1.5}.chat-message{align-items:flex-end;gap:8px;display:flex}.chat-message.user{flex-direction:row-reverse}.message-avatar{border-radius:var(--radius-full);background:var(--brand);color:#fff;flex-shrink:0;justify-content:center;align-items:center;width:24px;height:24px;font-size:10px;font-weight:700;display:flex}.message-avatar.user-av{background:var(--bg-tertiary);color:var(--text-secondary);border:1px solid var(--border)}.message-bubble{max-width:80%;color:var(--text);border-radius:14px;padding:10px 14px;font-size:13.5px;line-height:1.55}.message-bubble.assistant-bubble{background:var(--bg-secondary);border:1px solid var(--border);border-bottom-left-radius:4px}.message-bubble.user-bubble{background:var(--brand);color:#fff;border-bottom-right-radius:4px}.message-bubble p{margin-bottom:6px}.message-bubble p:last-child{margin-bottom:0}.message-bubble ul,.message-bubble ol{margin-bottom:6px;padding-left:18px}.message-bubble li{margin-bottom:2px}.message-bubble strong{font-weight:600}.message-bubble code{background:#00000014;border-radius:3px;padding:1px 5px;font-family:SF Mono,Fira Code,monospace;font-size:12px}.message-bubble.user-bubble code{background:#fff3}.typing-indicator{background:var(--bg-secondary);border:1px solid var(--border);border-radius:14px 14px 14px 4px;gap:4px;width:fit-content;padding:12px 14px;display:flex}.typing-dot{background:var(--text-muted);border-radius:50%;width:6px;height:6px;animation:1.2s infinite bounce}.typing-dot:nth-child(2){animation-delay:.2s}.typing-dot:nth-child(3){animation-delay:.4s}@keyframes 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auto;padding:28px 24px;display:flex;overflow-y:auto}.chat-page-messages::-webkit-scrollbar{width:4px}.chat-page-messages::-webkit-scrollbar-track{background:0 0}.chat-page-messages::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:4px}.chat-page-input-area{border-top:1px solid var(--border);background:var(--surface);flex-shrink:0;padding:16px 24px}.chat-page-input-inner{align-items:flex-end;gap:10px;max-width:760px;margin:0 auto;display:flex}.chat-page-input{border:1px solid var(--border);border-radius:var(--radius-sm);resize:none;background:var(--bg-secondary);max-height:160px;color:var(--text);transition:border-color var(--transition), box-shadow var(--transition);outline:none;flex:1;padding:12px 16px;font-family:inherit;font-size:15px;line-height:1.5}.chat-page-input::placeholder{color:var(--text-muted)}.chat-page-input:focus{border-color:var(--brand);background:var(--surface);box-shadow:0 0 0 3px #16a34a1a}.chat-page-send{border-radius:var(--radius-sm);background:var(--brand);color:#fff;cursor:pointer;width:44px;height:44px;transition:background var(--transition);border:none;flex-shrink:0;justify-content:center;align-items:center;font-size:18px;display:flex}.chat-page-send:hover:not(:disabled){background:var(--brand-hover)}.chat-page-send:disabled{background:var(--bg-tertiary);color:var(--text-muted);cursor:not-allowed}.chat-page-message{align-items:flex-end;gap:12px;display:flex}.chat-page-message.user-msg{flex-direction:row-reverse}.page-msg-avatar{border-radius:var(--radius-full);flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;font-size:13px;font-weight:700;display:flex}.nora-av{background:var(--brand);color:#fff}.user-av{background:var(--bg-tertiary);color:var(--text-secondary);border:1px solid var(--border)}.page-msg-bubble{max-width:72%;color:var(--text);border-radius:16px;padding:13px 18px;font-size:15px;line-height:1.6}.nora-bubble{background:var(--surface);border:1px solid var(--border);border-bottom-left-radius:4px}.user-bubble-page{background:var(--brand);color:#fff;border-bottom-right-radius:4px}.page-msg-bubble p{margin-bottom:8px}.page-msg-bubble p:last-child{margin-bottom:0}.page-msg-bubble ul,.page-msg-bubble ol{margin-bottom:8px;padding-left:20px}.page-msg-bubble li{margin-bottom:3px}.page-msg-bubble strong{font-weight:600}.chat-empty-state{text-align:center;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:12px;padding:40px 20px;display:flex}.chat-empty-state .big-avatar{border-radius:var(--radius-full);background:var(--brand);color:#fff;width:64px;height:64px;box-shadow:0 0 0 8px var(--brand-subtle), 0 0 0 9px var(--brand-border);justify-content:center;align-items:center;font-size:26px;font-weight:700;display:flex}.chat-empty-state h2{color:var(--text);font-size:20px}.chat-empty-state p{color:var(--text-secondary);max-width:340px;font-size:14px;line-height:1.6}.chat-starters{flex-wrap:wrap;justify-content:center;gap:8px;max-width:540px;margin-top:8px;display:flex}.chat-starter-btn{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-full);cursor:pointer;color:var(--text-secondary);transition:background var(--transition), border-color var(--transition), color var(--transition);padding:8px 16px;font-family:inherit;font-size:13px}.chat-starter-btn:hover{background:var(--brand-subtle);border-color:var(--brand-border);color:var(--brand)}@media (max-width:640px){.main-nav{padding:0 16px}.nav-links a:not(.nav-chat-btn){display:none}.container{padding:24px 16px 100px}.hero{padding:32px 0 28px}.hero h1{font-size:1.625rem}.feature-card{padding:20px}.feature-card-meals,.archive-grid{grid-template-columns:1fr}.chat-panel{width:calc(100vw - 16px);bottom:80px;right:8px}.chat-fab{width:48px;height:48px;bottom:16px;right:16px}.quick-links-grid{grid-template-columns:repeat(2,1fr)}}