*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--color-primary: #16a34a;--color-primary-hover: #15803d;--color-primary-light: #dcfce7;--color-danger: #dc2626;--color-warning: #d97706;--color-bg: #f8fafc;--color-surface: #ffffff;--color-border: #e2e8f0;--color-text: #1e293b;--color-text-muted: #64748b;--radius: 8px;--shadow: 0 1px 3px rgba(0,0,0,.1);--shadow-md: 0 4px 12px rgba(0,0,0,.12)}body{font-family:Pretendard,Noto Sans KR,system-ui,sans-serif;background:var(--color-bg);color:var(--color-text);line-height:1.6;min-height:100vh}#root{min-height:100vh;display:flex;flex-direction:column}a{color:var(--color-primary);text-decoration:none}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:var(--radius);font-size:14px;font-weight:600;font-family:inherit;cursor:pointer;border:none;transition:all 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24px;height:56px;display:flex;align-items:center;gap:24px;position:sticky;top:0;z-index:100;box-shadow:var(--shadow)}.header-brand{display:flex;align-items:center;gap:8px;font-size:18px;font-weight:700;color:var(--color-primary);flex-shrink:0}.brand-icon{font-size:22px}.app-nav{display:flex;gap:4px;flex:1}.nav-link{padding:6px 14px;border-radius:6px;font-size:14px;font-weight:500;color:var(--color-text-muted);transition:all .15s}.nav-link:hover{background:var(--color-bg);color:var(--color-text)}.nav-link.active{background:var(--color-primary-light);color:var(--color-primary);font-weight:600}.header-user{display:flex;align-items:center;gap:10px;flex-shrink:0}.user-avatar{width:32px;height:32px;border-radius:50%;object-fit:cover;border:2px solid var(--color-border)}.app-main{flex:1;padding:32px 24px;max-width:1000px;width:100%;margin:0 auto}.card{background:var(--color-surface);border:1px solid 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.18s}.btn-google:hover{border-color:var(--color-primary);background:var(--color-bg)}.google-icon{width:20px;height:20px}.meal-plan-actions{display:flex;gap:10px;margin-bottom:24px;flex-wrap:wrap}.meal-grid{display:grid;grid-template-columns:80px repeat(7,1fr);gap:1px;background:var(--color-border);border:1px solid var(--color-border);border-radius:var(--radius);overflow:hidden}.meal-grid-header{background:#f1f5f9;font-size:13px;font-weight:700;padding:10px 8px;text-align:center}.meal-grid-row-label{background:#f8fafc;font-size:12px;font-weight:600;color:var(--color-text-muted);padding:12px 8px;display:flex;align-items:center;justify-content:center}.meal-cell{background:var(--color-surface);padding:10px 8px;font-size:13px;text-align:center;min-height:60px;display:flex;align-items:center;justify-content:center}.grocery-actions{display:flex;gap:10px;margin-bottom:24px;flex-wrap:wrap}.grocery-category{margin-bottom:24px}.grocery-category 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